diff --git a/[refs] b/[refs] index 1915d84723bf..bdcba8350031 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 8665ffc9215be1fe56f97500dad0440c9b644f5c +refs/heads/master: a54292f58fc16e3d09aecea16de3e58a898dde97 diff --git a/trunk/CREDITS b/trunk/CREDITS index afaa7cec6ea5..948e0fb9a70e 100644 --- a/trunk/CREDITS +++ b/trunk/CREDITS @@ -953,11 +953,11 @@ S: Blacksburg, Virginia 24061 S: USA N: Randy Dunlap -E: rdunlap@infradead.org -W: http://www.infradead.org/~rdunlap/ +E: rdunlap@xenotime.net +W: http://www.xenotime.net/linux/linux.html +W: http://www.linux-usb.org D: Linux-USB subsystem, USB core/UHCI/printer/storage drivers D: x86 SMP, ACPI, bootflag hacking -D: documentation, builds S: (ask for current address) S: USA @@ -1510,14 +1510,6 @@ D: Natsemi ethernet D: Cobalt Networks (x86) support D: This-and-That -N: Mark M. Hoffman -E: mhoffman@lightlink.com -D: asb100, lm93 and smsc47b397 hardware monitoring drivers -D: hwmon subsystem core -D: hwmon subsystem maintainer -D: i2c-sis96x and i2c-stub SMBus drivers -S: USA - N: Dirk Hohndel E: hohndel@suse.de D: The XFree86[tm] Project diff --git a/trunk/Documentation/DocBook/device-drivers.tmpl b/trunk/Documentation/DocBook/device-drivers.tmpl index c36892c072da..7514dbf0a679 100644 --- a/trunk/Documentation/DocBook/device-drivers.tmpl +++ b/trunk/Documentation/DocBook/device-drivers.tmpl @@ -227,7 +227,7 @@ X!Isound/sound_firmware.c 16x50 UART Driver !Edrivers/tty/serial/serial_core.c -!Edrivers/tty/serial/8250/8250_core.c +!Edrivers/tty/serial/8250/8250.c diff --git a/trunk/Documentation/SubmittingPatches b/trunk/Documentation/SubmittingPatches index aa0c1e63f050..c379a2a6949f 100644 --- a/trunk/Documentation/SubmittingPatches +++ b/trunk/Documentation/SubmittingPatches @@ -60,7 +60,8 @@ own source tree. For example: "dontdiff" is a list of files which are generated by the kernel during the build process, and should be ignored in any diff(1)-generated patch. The "dontdiff" file is included in the kernel tree in -2.6.12 and later. +2.6.12 and later. For earlier kernel versions, you can get it +from . Make sure your patch does not include any extra files which do not belong in a patch submission. Make sure to review your patch -after- diff --git a/trunk/Documentation/device-mapper/dm-raid.txt b/trunk/Documentation/device-mapper/dm-raid.txt index b428556197c9..56fb62b09fc5 100644 --- a/trunk/Documentation/device-mapper/dm-raid.txt +++ b/trunk/Documentation/device-mapper/dm-raid.txt @@ -30,7 +30,6 @@ The target is named "raid" and it accepts the following parameters: raid10 Various RAID10 inspired algorithms chosen by additional params - RAID10: Striped Mirrors (aka 'Striping on top of mirrors') - RAID1E: Integrated Adjacent Stripe Mirroring - - RAID1E: Integrated Offset Stripe Mirroring - and other similar RAID10 variants Reference: Chapter 4 of @@ -65,15 +64,15 @@ The target is named "raid" and it accepts the following parameters: synchronisation state for each region. [raid10_copies <# copies>] - [raid10_format ] + [raid10_format near] These two options are used to alter the default layout of a RAID10 configuration. The number of copies is can be - specified, but the default is 2. There are also three - variations to how the copies are laid down - the default - is "near". Near copies are what most people think of with - respect to mirroring. If these options are left unspecified, - or 'raid10_copies 2' and/or 'raid10_format near' are given, - then the layouts for 2, 3 and 4 devices are: + specified, but the default is 2. There are other variations + to how the copies are laid down - the default and only current + option is "near". Near copies are what most people think of + with respect to mirroring. If these options are left + unspecified, or 'raid10_copies 2' and/or 'raid10_format near' + are given, then the layouts for 2, 3 and 4 devices are: 2 drives 3 drives 4 drives -------- ---------- -------------- A1 A1 A1 A1 A2 A1 A1 A2 A2 @@ -86,33 +85,6 @@ The target is named "raid" and it accepts the following parameters: 3-device layout is what might be called a 'RAID1E - Integrated Adjacent Stripe Mirroring'. - If 'raid10_copies 2' and 'raid10_format far', then the layouts - for 2, 3 and 4 devices are: - 2 drives 3 drives 4 drives - -------- -------------- -------------------- - A1 A2 A1 A2 A3 A1 A2 A3 A4 - A3 A4 A4 A5 A6 A5 A6 A7 A8 - A5 A6 A7 A8 A9 A9 A10 A11 A12 - .. .. .. .. .. .. .. .. .. - A2 A1 A3 A1 A2 A2 A1 A4 A3 - A4 A3 A6 A4 A5 A6 A5 A8 A7 - A6 A5 A9 A7 A8 A10 A9 A12 A11 - .. .. .. .. .. .. .. .. .. - - If 'raid10_copies 2' and 'raid10_format offset', then the - layouts for 2, 3 and 4 devices are: - 2 drives 3 drives 4 drives - -------- ------------ ----------------- - A1 A2 A1 A2 A3 A1 A2 A3 A4 - A2 A1 A3 A1 A2 A2 A1 A4 A3 - A3 A4 A4 A5 A6 A5 A6 A7 A8 - A4 A3 A6 A4 A5 A6 A5 A8 A7 - A5 A6 A7 A8 A9 A9 A10 A11 A12 - A6 A5 A9 A7 A8 A10 A9 A12 A11 - .. .. .. .. .. .. .. .. .. - Here we see layouts closely akin to 'RAID1E - Integrated - Offset Stripe Mirroring'. - <#raid_devs>: The number of devices composing the array. Each device consists of two entries. The first is the device containing the metadata (if any); the second is the one containing the @@ -170,5 +142,3 @@ Version History 1.3.0 Added support for RAID 10 1.3.1 Allow device replacement/rebuild for RAID 10 1.3.2 Fix/improve redundancy checking for RAID10 -1.4.0 Non-functional change. Removes arg from mapping function. -1.4.1 Add RAID10 "far" and "offset" algorithm support. diff --git a/trunk/Documentation/devicetree/bindings/mfd/ab8500.txt b/trunk/Documentation/devicetree/bindings/mfd/ab8500.txt index c3a14e0ad0ad..13b707b7355c 100644 --- a/trunk/Documentation/devicetree/bindings/mfd/ab8500.txt +++ b/trunk/Documentation/devicetree/bindings/mfd/ab8500.txt @@ -13,6 +13,9 @@ Required parent device properties: 4 = active high level-sensitive 8 = active low level-sensitive +Optional parent device properties: +- reg : contains the PRCMU mailbox address for the AB8500 i2c port + The AB8500 consists of a large and varied group of sub-devices: Device IRQ Names Supply Names Description @@ -83,8 +86,9 @@ Non-standard child device properties: - stericsson,amic2-bias-vamic1 : Analoge Mic wishes to use a non-standard Vamic - stericsson,earpeice-cmv : Earpeice voltage (only: 950 | 1100 | 1270 | 1580) -ab8500 { +ab8500@5 { compatible = "stericsson,ab8500"; + reg = <5>; /* mailbox 5 is i2c */ interrupts = <0 40 0x4>; interrupt-controller; #interrupt-cells = <2>; diff --git a/trunk/Documentation/devicetree/bindings/tty/serial/of-serial.txt b/trunk/Documentation/devicetree/bindings/tty/serial/of-serial.txt index 8f01cb190f25..1e1145ca4f3c 100644 --- a/trunk/Documentation/devicetree/bindings/tty/serial/of-serial.txt +++ b/trunk/Documentation/devicetree/bindings/tty/serial/of-serial.txt @@ -11,9 +11,6 @@ Required properties: - "nvidia,tegra20-uart" - "nxp,lpc3220-uart" - "ibm,qpace-nwp-serial" - - "altr,16550-FIFO32" - - "altr,16550-FIFO64" - - "altr,16550-FIFO128" - "serial" if the port type is unknown. - reg : offset and length of the register set for the device. - interrupts : should contain uart interrupt. diff --git a/trunk/Documentation/hwmon/adm1275 b/trunk/Documentation/hwmon/adm1275 index 15b4a20d5062..2cfa25667123 100644 --- a/trunk/Documentation/hwmon/adm1275 +++ b/trunk/Documentation/hwmon/adm1275 @@ -15,7 +15,7 @@ Supported chips: Addresses scanned: - Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1276.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/adt7410 b/trunk/Documentation/hwmon/adt7410 index 58150c480e56..96004000dc2a 100644 --- a/trunk/Documentation/hwmon/adt7410 +++ b/trunk/Documentation/hwmon/adt7410 @@ -4,14 +4,9 @@ Kernel driver adt7410 Supported chips: * Analog Devices ADT7410 Prefix: 'adt7410' - Addresses scanned: None + Addresses scanned: I2C 0x48 - 0x4B Datasheet: Publicly available at the Analog Devices website http://www.analog.com/static/imported-files/data_sheets/ADT7410.pdf - * Analog Devices ADT7420 - Prefix: 'adt7420' - Addresses scanned: None - Datasheet: Publicly available at the Analog Devices website - http://www.analog.com/static/imported-files/data_sheets/ADT7420.pdf Author: Hartmut Knaack @@ -32,10 +27,6 @@ value per second or even justget one sample on demand for power saving. Besides, it can completely power down its ADC, if power management is required. -The ADT7420 is register compatible, the only differences being the package, -a slightly narrower operating temperature range (-40°C to +150°C), and a -better accuracy (0.25°C instead of 0.50°C.) - Configuration Notes ------------------- diff --git a/trunk/Documentation/hwmon/jc42 b/trunk/Documentation/hwmon/jc42 index 868d74d6b773..165077121238 100644 --- a/trunk/Documentation/hwmon/jc42 +++ b/trunk/Documentation/hwmon/jc42 @@ -49,7 +49,7 @@ Supported chips: Addresses scanned: I2C 0x18 - 0x1f Author: - Guenter Roeck + Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/lineage-pem b/trunk/Documentation/hwmon/lineage-pem index 83b2ddc160c8..2ba5ed126858 100644 --- a/trunk/Documentation/hwmon/lineage-pem +++ b/trunk/Documentation/hwmon/lineage-pem @@ -8,7 +8,7 @@ Supported devices: Documentation: http://www.lineagepower.com/oem/pdf/CPLI2C.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/lm25066 b/trunk/Documentation/hwmon/lm25066 index 26025e419d35..a21db81c4591 100644 --- a/trunk/Documentation/hwmon/lm25066 +++ b/trunk/Documentation/hwmon/lm25066 @@ -19,7 +19,7 @@ Supported chips: Datasheet: http://www.national.com/pf/LM/LM5066.html -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/lm75 b/trunk/Documentation/hwmon/lm75 index 69af1c7db6b7..c91a1d15fa28 100644 --- a/trunk/Documentation/hwmon/lm75 +++ b/trunk/Documentation/hwmon/lm75 @@ -23,7 +23,7 @@ Supported chips: Datasheet: Publicly available at the Maxim website http://www.maxim-ic.com/ * Microchip (TelCom) TCN75 - Prefix: 'tcn75' + Prefix: 'lm75' Addresses scanned: none Datasheet: Publicly available at the Microchip website http://www.microchip.com/ diff --git a/trunk/Documentation/hwmon/ltc2978 b/trunk/Documentation/hwmon/ltc2978 index e4d75c606c97..c365f9beb5dd 100644 --- a/trunk/Documentation/hwmon/ltc2978 +++ b/trunk/Documentation/hwmon/ltc2978 @@ -5,13 +5,13 @@ Supported chips: * Linear Technology LTC2978 Prefix: 'ltc2978' Addresses scanned: - - Datasheet: http://www.linear.com/product/ltc2978 + Datasheet: http://cds.linear.com/docs/Datasheet/2978fa.pdf * Linear Technology LTC3880 Prefix: 'ltc3880' Addresses scanned: - - Datasheet: http://www.linear.com/product/ltc3880 + Datasheet: http://cds.linear.com/docs/Datasheet/3880f.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/ltc4261 b/trunk/Documentation/hwmon/ltc4261 index 9378a75c6134..eba2e2c4b94d 100644 --- a/trunk/Documentation/hwmon/ltc4261 +++ b/trunk/Documentation/hwmon/ltc4261 @@ -8,7 +8,7 @@ Supported chips: Datasheet: http://cds.linear.com/docs/Datasheet/42612fb.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/max16064 b/trunk/Documentation/hwmon/max16064 index d59cc7829bec..f8b478076f6d 100644 --- a/trunk/Documentation/hwmon/max16064 +++ b/trunk/Documentation/hwmon/max16064 @@ -7,7 +7,7 @@ Supported chips: Addresses scanned: - Datasheet: http://datasheets.maxim-ic.com/en/ds/MAX16064.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/max16065 b/trunk/Documentation/hwmon/max16065 index 208a29e43010..c11f64a1f2ad 100644 --- a/trunk/Documentation/hwmon/max16065 +++ b/trunk/Documentation/hwmon/max16065 @@ -24,7 +24,7 @@ Supported chips: http://datasheets.maxim-ic.com/en/ds/MAX16070-MAX16071.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/max34440 b/trunk/Documentation/hwmon/max34440 index 37cbf472a19d..47651ff341ae 100644 --- a/trunk/Documentation/hwmon/max34440 +++ b/trunk/Documentation/hwmon/max34440 @@ -27,7 +27,7 @@ Supported chips: Addresses scanned: - Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX34461.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/max8688 b/trunk/Documentation/hwmon/max8688 index e78078638b91..fe849871df32 100644 --- a/trunk/Documentation/hwmon/max8688 +++ b/trunk/Documentation/hwmon/max8688 @@ -7,7 +7,7 @@ Supported chips: Addresses scanned: - Datasheet: http://datasheets.maxim-ic.com/en/ds/MAX8688.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/pmbus b/trunk/Documentation/hwmon/pmbus index cf756ed48ff9..3d3a0f97f966 100644 --- a/trunk/Documentation/hwmon/pmbus +++ b/trunk/Documentation/hwmon/pmbus @@ -34,7 +34,7 @@ Supported chips: Addresses scanned: - Datasheet: n.a. -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/smm665 b/trunk/Documentation/hwmon/smm665 index a341eeedab75..59e316140542 100644 --- a/trunk/Documentation/hwmon/smm665 +++ b/trunk/Documentation/hwmon/smm665 @@ -29,7 +29,7 @@ Supported chips: http://www.summitmicro.com/prod_select/summary/SMM766/SMM766_2086.pdf http://www.summitmicro.com/prod_select/summary/SMM766B/SMM766B_2122.pdf -Author: Guenter Roeck +Author: Guenter Roeck Module Parameters diff --git a/trunk/Documentation/hwmon/ucd9000 b/trunk/Documentation/hwmon/ucd9000 index 805e33edb978..0df5f276505b 100644 --- a/trunk/Documentation/hwmon/ucd9000 +++ b/trunk/Documentation/hwmon/ucd9000 @@ -11,7 +11,7 @@ Supported chips: http://focus.ti.com/lit/ds/symlink/ucd9090.pdf http://focus.ti.com/lit/ds/symlink/ucd90910.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/ucd9200 b/trunk/Documentation/hwmon/ucd9200 index 1e8060e631bd..fd7d07b1908a 100644 --- a/trunk/Documentation/hwmon/ucd9200 +++ b/trunk/Documentation/hwmon/ucd9200 @@ -15,7 +15,7 @@ Supported chips: http://focus.ti.com/lit/ds/symlink/ucd9246.pdf http://focus.ti.com/lit/ds/symlink/ucd9248.pdf -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/hwmon/zl6100 b/trunk/Documentation/hwmon/zl6100 index 756b57c6b73e..3d924b6b59e9 100644 --- a/trunk/Documentation/hwmon/zl6100 +++ b/trunk/Documentation/hwmon/zl6100 @@ -54,7 +54,7 @@ http://archive.ericsson.net/service/internet/picov/get?DocNo=28701-EN/LZT146401 http://archive.ericsson.net/service/internet/picov/get?DocNo=28701-EN/LZT146256 -Author: Guenter Roeck +Author: Guenter Roeck Description diff --git a/trunk/Documentation/i2c/busses/i2c-diolan-u2c b/trunk/Documentation/i2c/busses/i2c-diolan-u2c index 0d6018c316c7..30fe4bb9a069 100644 --- a/trunk/Documentation/i2c/busses/i2c-diolan-u2c +++ b/trunk/Documentation/i2c/busses/i2c-diolan-u2c @@ -5,7 +5,7 @@ Supported adapters: Documentation: http://www.diolan.com/i2c/u2c12.html -Author: Guenter Roeck +Author: Guenter Roeck Description ----------- diff --git a/trunk/Documentation/input/alps.txt b/trunk/Documentation/input/alps.txt index e544c7ff8cfa..3262b6e4d686 100644 --- a/trunk/Documentation/input/alps.txt +++ b/trunk/Documentation/input/alps.txt @@ -3,26 +3,10 @@ ALPS Touchpad Protocol Introduction ------------ -Currently the ALPS touchpad driver supports five protocol versions in use by -ALPS touchpads, called versions 1, 2, 3, 4 and 5. - -Since roughly mid-2010 several new ALPS touchpads have been released and -integrated into a variety of laptops and netbooks. These new touchpads -have enough behavior differences that the alps_model_data definition -table, describing the properties of the different versions, is no longer -adequate. The design choices were to re-define the alps_model_data -table, with the risk of regression testing existing devices, or isolate -the new devices outside of the alps_model_data table. The latter design -choice was made. The new touchpad signatures are named: "Rushmore", -"Pinnacle", and "Dolphin", which you will see in the alps.c code. -For the purposes of this document, this group of ALPS touchpads will -generically be called "new ALPS touchpads". - -We experimented with probing the ACPI interface _HID (Hardware ID)/_CID -(Compatibility ID) definition as a way to uniquely identify the -different ALPS variants but there did not appear to be a 1:1 mapping. -In fact, it appeared to be an m:n mapping between the _HID and actual -hardware type. + +Currently the ALPS touchpad driver supports four protocol versions in use by +ALPS touchpads, called versions 1, 2, 3, and 4. Information about the various +protocol versions is contained in the following sections. Detection --------- @@ -36,13 +20,9 @@ If the E6 report is successful, the touchpad model is identified using the "E7 report" sequence: E8-E7-E7-E7-E9. The response is the model signature and is matched against known models in the alps_model_data_array. -For older touchpads supporting protocol versions 3 and 4, the E7 report -model signature is always 73-02-64. To differentiate between these -versions, the response from the "Enter Command Mode" sequence must be -inspected as described below. - -The new ALPS touchpads have an E7 signature of 73-03-50 or 73-03-0A but -seem to be better differentiated by the EC Command Mode response. +With protocol versions 3 and 4, the E7 report model signature is always +73-02-64. To differentiate between these versions, the response from the +"Enter Command Mode" sequence must be inspected as described below. Command Mode ------------ @@ -67,14 +47,6 @@ address of the register being read, and the third contains the value of the register. Registers are written by writing the value one nibble at a time using the same encoding used for addresses. -For the new ALPS touchpads, the EC command is used to enter command -mode. The response in the new ALPS touchpads is significantly different, -and more important in determining the behavior. This code has been -separated from the original alps_model_data table and put in the -alps_identify function. For example, there seem to be two hardware init -sequences for the "Dolphin" touchpads as determined by the second byte -of the EC response. - Packet Format ------------- @@ -215,28 +187,3 @@ There are several things worth noting here. well. So far no v4 devices with tracksticks have been encountered. - -ALPS Absolute Mode - Protocol Version 5 ---------------------------------------- -This is basically Protocol Version 3 but with different logic for packet -decode. It uses the same alps_process_touchpad_packet_v3 call with a -specialized decode_fields function pointer to correctly interpret the -packets. This appears to only be used by the Dolphin devices. - -For single-touch, the 6-byte packet format is: - - byte 0: 1 1 0 0 1 0 0 0 - byte 1: 0 x6 x5 x4 x3 x2 x1 x0 - byte 2: 0 y6 y5 y4 y3 y2 y1 y0 - byte 3: 0 M R L 1 m r l - byte 4: y10 y9 y8 y7 x10 x9 x8 x7 - byte 5: 0 z6 z5 z4 z3 z2 z1 z0 - -For mt, the format is: - - byte 0: 1 1 1 n3 1 n2 n1 x24 - byte 1: 1 y7 y6 y5 y4 y3 y2 y1 - byte 2: ? x2 x1 y12 y11 y10 y9 y8 - byte 3: 0 x23 x22 x21 x20 x19 x18 x17 - byte 4: 0 x9 x8 x7 x6 x5 x4 x3 - byte 5: 0 x16 x15 x14 x13 x12 x11 x10 diff --git a/trunk/Documentation/networking/ipvs-sysctl.txt b/trunk/Documentation/networking/ipvs-sysctl.txt index 9573d0c48c6e..f2a2488f1bf3 100644 --- a/trunk/Documentation/networking/ipvs-sysctl.txt +++ b/trunk/Documentation/networking/ipvs-sysctl.txt @@ -15,13 +15,6 @@ amemthresh - INTEGER enabled and the variable is automatically set to 2, otherwise the strategy is disabled and the variable is set to 1. -backup_only - BOOLEAN - 0 - disabled (default) - not 0 - enabled - - If set, disable the director function while the server is - in backup mode to avoid packet loops for DR/TUN methods. - conntrack - BOOLEAN 0 - disabled (default) not 0 - enabled diff --git a/trunk/Documentation/networking/tuntap.txt b/trunk/Documentation/networking/tuntap.txt index 949d5dcdd9a3..c0aab985bad9 100644 --- a/trunk/Documentation/networking/tuntap.txt +++ b/trunk/Documentation/networking/tuntap.txt @@ -105,83 +105,6 @@ Copyright (C) 1999-2000 Maxim Krasnyansky Proto [2 bytes] Raw protocol(IP, IPv6, etc) frame. - 3.3 Multiqueue tuntap interface: - - From version 3.8, Linux supports multiqueue tuntap which can uses multiple - file descriptors (queues) to parallelize packets sending or receiving. The - device allocation is the same as before, and if user wants to create multiple - queues, TUNSETIFF with the same device name must be called many times with - IFF_MULTI_QUEUE flag. - - char *dev should be the name of the device, queues is the number of queues to - be created, fds is used to store and return the file descriptors (queues) - created to the caller. Each file descriptor were served as the interface of a - queue which could be accessed by userspace. - - #include - #include - - int tun_alloc_mq(char *dev, int queues, int *fds) - { - struct ifreq ifr; - int fd, err, i; - - if (!dev) - return -1; - - memset(&ifr, 0, sizeof(ifr)); - /* Flags: IFF_TUN - TUN device (no Ethernet headers) - * IFF_TAP - TAP device - * - * IFF_NO_PI - Do not provide packet information - * IFF_MULTI_QUEUE - Create a queue of multiqueue device - */ - ifr.ifr_flags = IFF_TAP | IFF_NO_PI | IFF_MULTI_QUEUE; - strcpy(ifr.ifr_name, dev); - - for (i = 0; i < queues; i++) { - if ((fd = open("/dev/net/tun", O_RDWR)) < 0) - goto err; - err = ioctl(fd, TUNSETIFF, (void *)&ifr); - if (err) { - close(fd); - goto err; - } - fds[i] = fd; - } - - return 0; - err: - for (--i; i >= 0; i--) - close(fds[i]); - return err; - } - - A new ioctl(TUNSETQUEUE) were introduced to enable or disable a queue. When - calling it with IFF_DETACH_QUEUE flag, the queue were disabled. And when - calling it with IFF_ATTACH_QUEUE flag, the queue were enabled. The queue were - enabled by default after it was created through TUNSETIFF. - - fd is the file descriptor (queue) that we want to enable or disable, when - enable is true we enable it, otherwise we disable it - - #include - #include - - int tun_set_queue(int fd, int enable) - { - struct ifreq ifr; - - memset(&ifr, 0, sizeof(ifr)); - - if (enable) - ifr.ifr_flags = IFF_ATTACH_QUEUE; - else - ifr.ifr_flags = IFF_DETACH_QUEUE; - - return ioctl(fd, TUNSETQUEUE, (void *)&ifr); - } - Universal TUN/TAP device driver Frequently Asked Question. 1. What platforms are supported by TUN/TAP driver ? diff --git a/trunk/Documentation/power/opp.txt b/trunk/Documentation/power/opp.txt index 425c51d56aef..3035d00757ad 100644 --- a/trunk/Documentation/power/opp.txt +++ b/trunk/Documentation/power/opp.txt @@ -1,5 +1,6 @@ -Operating Performance Points (OPP) Library -========================================== +*=============* +* OPP Library * +*=============* (C) 2009-2010 Nishanth Menon , Texas Instruments Incorporated @@ -15,31 +16,15 @@ Contents 1. Introduction =============== -1.1 What is an Operating Performance Point (OPP)? - Complex SoCs of today consists of a multiple sub-modules working in conjunction. In an operational system executing varied use cases, not all modules in the SoC need to function at their highest performing frequency all the time. To facilitate this, sub-modules in a SoC are grouped into domains, allowing some -domains to run at lower voltage and frequency while other domains run at -voltage/frequency pairs that are higher. - -The set of discrete tuples consisting of frequency and voltage pairs that +domains to run at lower voltage and frequency while other domains are loaded +more. The set of discrete tuples consisting of frequency and voltage pairs that the device will support per domain are called Operating Performance Points or OPPs. -As an example: -Let us consider an MPU device which supports the following: -{300MHz at minimum voltage of 1V}, {800MHz at minimum voltage of 1.2V}, -{1GHz at minimum voltage of 1.3V} - -We can represent these as three OPPs as the following {Hz, uV} tuples: -{300000000, 1000000} -{800000000, 1200000} -{1000000000, 1300000} - -1.2 Operating Performance Points Library - OPP library provides a set of helper functions to organize and query the OPP information. The library is located in drivers/base/power/opp.c and the header is located in include/linux/opp.h. OPP library can be enabled by enabling diff --git a/trunk/Documentation/printk-formats.txt b/trunk/Documentation/printk-formats.txt index 6e953564de03..e8a6aa473bab 100644 --- a/trunk/Documentation/printk-formats.txt +++ b/trunk/Documentation/printk-formats.txt @@ -170,5 +170,5 @@ Reminder: sizeof() result is of type size_t. Thank you for your cooperation and attention. -By Randy Dunlap and +By Randy Dunlap and Andrew Murray diff --git a/trunk/Documentation/scsi/LICENSE.qla2xxx b/trunk/Documentation/scsi/LICENSE.qla2xxx index 5020b7b5a244..27a91cf43d6d 100644 --- a/trunk/Documentation/scsi/LICENSE.qla2xxx +++ b/trunk/Documentation/scsi/LICENSE.qla2xxx @@ -1,4 +1,4 @@ -Copyright (c) 2003-2013 QLogic Corporation +Copyright (c) 2003-2012 QLogic Corporation QLogic Linux FC-FCoE Driver This program includes a device driver for Linux 3.x. diff --git a/trunk/Documentation/sound/alsa/ALSA-Configuration.txt b/trunk/Documentation/sound/alsa/ALSA-Configuration.txt index 95731a08f257..ce6581c8ca26 100644 --- a/trunk/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/trunk/Documentation/sound/alsa/ALSA-Configuration.txt @@ -890,8 +890,9 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. enable_msi - Enable Message Signaled Interrupt (MSI) (default = off) power_save - Automatic power-saving timeout (in second, 0 = disable) - power_save_controller - Reset HD-audio controller in power-saving mode - (default = on) + power_save_controller - Support runtime D3 of HD-audio controller + (-1 = on for supported chip (default), false = off, + true = force to on even for unsupported hardware) align_buffer_size - Force rounding of buffer/period sizes to multiples of 128 bytes. This is more efficient in terms of memory access but isn't required by the HDA spec and prevents @@ -911,7 +912,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. models depending on the codec chip. The list of available models is found in HD-Audio-Models.txt - The model name "generic" is treated as a special case. When this + The model name "genric" is treated as a special case. When this model is given, the driver uses the generic codec parser without "codec-patch". It's sometimes good for testing and debugging. diff --git a/trunk/Documentation/sound/alsa/seq_oss.html b/trunk/Documentation/sound/alsa/seq_oss.html index 9663b45f6fde..d9776cf60c07 100644 --- a/trunk/Documentation/sound/alsa/seq_oss.html +++ b/trunk/Documentation/sound/alsa/seq_oss.html @@ -285,7 +285,7 @@

7.2.4 Close Callback

The close callback is called when this device is closed by the -application. If any private data was allocated in open callback, it must +applicaion. If any private data was allocated in open callback, it must be released in the close callback. The deletion of ALSA port should be done here, too. This callback must not be NULL.

diff --git a/trunk/Documentation/trace/ftrace.txt b/trunk/Documentation/trace/ftrace.txt index a372304aef10..53d6a3c51d87 100644 --- a/trunk/Documentation/trace/ftrace.txt +++ b/trunk/Documentation/trace/ftrace.txt @@ -1873,7 +1873,7 @@ feature: status\input | 0 | 1 | else | --------------+------------+------------+------------+ - not allocated |(do nothing)| alloc+swap |(do nothing)| + not allocated |(do nothing)| alloc+swap | EINVAL | --------------+------------+------------+------------+ allocated | free | swap | clear | --------------+------------+------------+------------+ diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS index 8bdd7a7ef2f4..e95b1e944eb7 100644 --- a/trunk/MAINTAINERS +++ b/trunk/MAINTAINERS @@ -114,6 +114,12 @@ Maintainers List (try to look for most precise areas first) ----------------------------------- +3C505 NETWORK DRIVER +M: Philip Blundell +L: netdev@vger.kernel.org +S: Maintained +F: drivers/net/ethernet/i825xx/3c505* + 3C59X NETWORK DRIVER M: Steffen Klassert L: netdev@vger.kernel.org @@ -1338,6 +1344,12 @@ S: Maintained F: drivers/platform/x86/asus*.c F: drivers/platform/x86/eeepc*.c +ASUS ASB100 HARDWARE MONITOR DRIVER +M: "Mark M. Hoffman" +L: lm-sensors@lm-sensors.org +S: Maintained +F: drivers/hwmon/asb100.c + ASYNCHRONOUS TRANSFERS/TRANSFORMS (IOAT) API M: Dan Williams W: http://sourceforge.net/projects/xscaleiop @@ -1461,12 +1473,6 @@ F: drivers/dma/at_hdmac.c F: drivers/dma/at_hdmac_regs.h F: include/linux/platform_data/dma-atmel.h -ATMEL I2C DRIVER -M: Ludovic Desroches -L: linux-i2c@vger.kernel.org -S: Supported -F: drivers/i2c/busses/i2c-at91.c - ATMEL ISI DRIVER M: Josh Wu L: linux-media@vger.kernel.org @@ -2355,6 +2361,12 @@ W: http://www.arm.linux.org.uk/ S: Maintained F: drivers/video/cyber2000fb.* +CYCLADES 2X SYNC CARD DRIVER +M: Arnaldo Carvalho de Melo +W: http://oops.ghostprotocols.net:81/blog +S: Maintained +F: drivers/net/wan/cycx* + CYCLADES ASYNC MUX DRIVER W: http://www.cyclades.com/ S: Orphan @@ -2629,7 +2641,7 @@ F: include/uapi/drm/ INTEL DRM DRIVERS (excluding Poulsbo, Moorestown and derivative chipsets) M: Daniel Vetter -L: intel-gfx@lists.freedesktop.org +L: intel-gfx@lists.freedesktop.org (subscribers-only) L: dri-devel@lists.freedesktop.org T: git git://people.freedesktop.org/~danvet/drm-intel S: Supported @@ -3055,6 +3067,12 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/kristoffer/linux-hpc.git F: drivers/video/s1d13xxxfb.c F: include/video/s1d13xxxfb.h +ETHEREXPRESS-16 NETWORK DRIVER +M: Philip Blundell +L: netdev@vger.kernel.org +S: Maintained +F: drivers/net/ethernet/i825xx/eexpress.* + ETHERNET BRIDGE M: Stephen Hemminger L: bridge@lists.linux-foundation.org @@ -3242,12 +3260,6 @@ F: Documentation/firmware_class/ F: drivers/base/firmware*.c F: include/linux/firmware.h -FLASHSYSTEM DRIVER (IBM FlashSystem 70/80 PCI SSD Flash Card) -M: Joshua Morris -M: Philip Kelleher -S: Maintained -F: drivers/block/rsxx/ - FLOPPY DRIVER M: Jiri Kosina T: git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/floppy.git @@ -3857,7 +3869,7 @@ F: drivers/i2c/busses/i2c-ismt.c F: Documentation/i2c/busses/i2c-ismt I2C/SMBUS STUB DRIVER -M: Jean Delvare +M: "Mark M. Hoffman" L: linux-i2c@vger.kernel.org S: Maintained F: drivers/i2c/i2c-stub.c @@ -4011,22 +4023,6 @@ M: Stanislaw Gruszka S: Maintained F: drivers/usb/atm/ueagle-atm.c -INA209 HARDWARE MONITOR DRIVER -M: Guenter Roeck -L: lm-sensors@lm-sensors.org -S: Maintained -F: Documentation/hwmon/ina209 -F: Documentation/devicetree/bindings/i2c/ina209.txt -F: drivers/hwmon/ina209.c - -INA2XX HARDWARE MONITOR DRIVER -M: Guenter Roeck -L: lm-sensors@lm-sensors.org -S: Maintained -F: Documentation/hwmon/ina2xx -F: drivers/hwmon/ina2xx.c -F: include/linux/platform_data/ina2xx.h - INDUSTRY PACK SUBSYSTEM (IPACK) M: Samuel Iglesias Gonsalvez M: Jens Taprogge @@ -4941,12 +4937,6 @@ W: logfs.org S: Maintained F: fs/logfs/ -LPC32XX MACHINE SUPPORT -M: Roland Stigge -L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) -S: Maintained -F: arch/arm/mach-lpc32xx/ - LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI) M: Nagalakshmi Nandigama M: Sreekanth Reddy @@ -5071,8 +5061,9 @@ S: Maintained F: drivers/net/ethernet/marvell/sk* MARVELL LIBERTAS WIRELESS DRIVER +M: Dan Williams L: libertas-dev@lists.infradead.org -S: Orphan +S: Maintained F: drivers/net/wireless/libertas/ MARVELL MV643XX ETHERNET DRIVER @@ -5125,15 +5116,6 @@ S: Maintained F: Documentation/hwmon/max6650 F: drivers/hwmon/max6650.c -MAX6697 HARDWARE MONITOR DRIVER -M: Guenter Roeck -L: lm-sensors@lm-sensors.org -S: Maintained -F: Documentation/hwmon/max6697 -F: Documentation/devicetree/bindings/i2c/max6697.txt -F: drivers/hwmon/max6697.c -F: include/linux/platform_data/max6697.h - MAXIRADIO FM RADIO RECEIVER DRIVER M: Hans Verkuil L: linux-media@vger.kernel.org @@ -5574,7 +5556,6 @@ F: include/uapi/linux/if_* F: include/uapi/linux/netdevice.h NETXEN (1/10) GbE SUPPORT -M: Manish Chopra M: Sony Chacko M: Rajesh Borundia L: netdev@vger.kernel.org @@ -5659,14 +5640,6 @@ S: Maintained F: drivers/video/riva/ F: drivers/video/nvidia/ -NVM EXPRESS DRIVER -M: Matthew Wilcox -L: linux-nvme@lists.infradead.org -T: git git://git.infradead.org/users/willy/linux-nvme.git -S: Supported -F: drivers/block/nvme.c -F: include/linux/nvme.h - OMAP SUPPORT M: Tony Lindgren L: linux-omap@vger.kernel.org @@ -5695,7 +5668,7 @@ S: Maintained F: arch/arm/*omap*/*clock* OMAP POWER MANAGEMENT SUPPORT -M: Kevin Hilman +M: Kevin Hilman L: linux-omap@vger.kernel.org S: Maintained F: arch/arm/*omap*/*pm* @@ -5789,7 +5762,7 @@ F: arch/arm/*omap*/usb* OMAP GPIO DRIVER M: Santosh Shilimkar -M: Kevin Hilman +M: Kevin Hilman L: linux-omap@vger.kernel.org S: Maintained F: drivers/gpio/gpio-omap.c @@ -6221,7 +6194,7 @@ F: include/linux/power_supply.h F: drivers/power/ PNP SUPPORT -M: Rafael J. Wysocki +M: Adam Belay M: Bjorn Helgaas S: Maintained F: drivers/pnp/ @@ -6457,8 +6430,6 @@ F: Documentation/networking/LICENSE.qla3xxx F: drivers/net/ethernet/qlogic/qla3xxx.* QLOGIC QLCNIC (1/10)Gb ETHERNET DRIVER -M: Rajesh Borundia -M: Shahed Shaikh M: Jitendra Kalsaria M: Sony Chacko M: linux-driver@qlogic.com @@ -6563,6 +6534,12 @@ S: Maintained F: Documentation/blockdev/ramdisk.txt F: drivers/block/brd.c +RAMSAM DRIVER (IBM RamSan 70/80 PCI SSD Flash Card) +M: Joshua Morris +M: Philip Kelleher +S: Maintained +F: drivers/block/rsxx/ + RANDOM NUMBER DRIVER M: Theodore Ts'o" S: Maintained @@ -6631,7 +6608,7 @@ S: Supported F: fs/reiserfs/ REGISTER MAP ABSTRACTION -M: Mark Brown +M: Mark Brown T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap.git S: Supported F: drivers/base/regmap/ @@ -6957,6 +6934,7 @@ F: drivers/scsi/st* SCTP PROTOCOL M: Vlad Yasevich +M: Sridhar Samudrala M: Neil Horman L: linux-sctp@vger.kernel.org W: http://lksctp.sourceforge.net @@ -7178,7 +7156,7 @@ F: arch/arm/mach-s3c2410/bast-irq.c TI DAVINCI MACHINE SUPPORT M: Sekhar Nori -M: Kevin Hilman +M: Kevin Hilman L: davinci-linux-open-source@linux.davincidsp.com (moderated for non-subscribers) T: git git://gitorious.org/linux-davinci/linux-davinci.git Q: http://patchwork.kernel.org/project/linux-davinci/list/ @@ -7211,6 +7189,13 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/net/ethernet/sis/sis900.* +SIS 96X I2C/SMBUS DRIVER +M: "Mark M. Hoffman" +L: linux-i2c@vger.kernel.org +S: Maintained +F: Documentation/i2c/busses/i2c-sis96x +F: drivers/i2c/busses/i2c-sis96x.c + SIS FRAMEBUFFER DRIVER M: Thomas Winischhofer W: http://www.winischhofer.net/linuxsisvga.shtml @@ -7288,7 +7273,7 @@ F: Documentation/hwmon/sch5627 F: drivers/hwmon/sch5627.c SMSC47B397 HARDWARE MONITOR DRIVER -M: Jean Delvare +M: "Mark M. Hoffman" L: lm-sensors@lm-sensors.org S: Maintained F: Documentation/hwmon/smsc47b397 @@ -7379,7 +7364,7 @@ F: sound/ SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEMENT (ASoC) M: Liam Girdwood -M: Mark Brown +M: Mark Brown T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git L: alsa-devel@alsa-project.org (moderated for non-subscribers) W: http://alsa-project.org/main/index.php/ASoC @@ -7468,7 +7453,7 @@ F: drivers/clk/spear/ SPI SUBSYSTEM M: Grant Likely -M: Mark Brown +M: Mark Brown L: spi-devel-general@lists.sourceforge.net Q: http://patchwork.kernel.org/project/spi-devel-general/list/ T: git git://git.secretlab.ca/git/linux-2.6.git @@ -7711,10 +7696,9 @@ F: include/linux/swiotlb.h SYNOPSYS ARC ARCHITECTURE M: Vineet Gupta +L: linux-snps-arc@vger.kernel.org S: Supported F: arch/arc/ -F: Documentation/devicetree/bindings/arc/ -F: drivers/tty/serial/arc-uart.c SYSV FILESYSTEM M: Christoph Hellwig @@ -8713,7 +8697,7 @@ F: drivers/scsi/vmw_pvscsi.h VOLTAGE AND CURRENT REGULATOR FRAMEWORK M: Liam Girdwood -M: Mark Brown +M: Mark Brown W: http://opensource.wolfsonmicro.com/node/15 W: http://www.slimlogic.co.uk/?p=48 T: git git://git.kernel.org/pub/scm/linux/kernel/git/lrg/regulator.git diff --git a/trunk/Makefile b/trunk/Makefile index 9cf6783c2ec3..d99f8d898cbd 100644 --- a/trunk/Makefile +++ b/trunk/Makefile @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 9 SUBLEVEL = 0 -EXTRAVERSION = -rc7 +EXTRAVERSION = -rc1 NAME = Unicycling Gorilla # *DOCUMENTATION* @@ -513,7 +513,8 @@ ifeq ($(KBUILD_EXTMOD),) # Carefully list dependencies so we do not try to build scripts twice # in parallel PHONY += scripts -scripts: scripts_basic include/config/auto.conf include/config/tristate.conf +scripts: scripts_basic include/config/auto.conf include/config/tristate.conf \ + asm-generic $(Q)$(MAKE) $(build)=$(@) # Objects we will link into vmlinux / subdirs we need to visit diff --git a/trunk/arch/Kconfig b/trunk/arch/Kconfig index 1455579791ec..5a1779c93940 100644 --- a/trunk/arch/Kconfig +++ b/trunk/arch/Kconfig @@ -319,6 +319,13 @@ config ARCH_WANT_OLD_COMPAT_IPC select ARCH_WANT_COMPAT_IPC_PARSE_VERSION bool +config HAVE_VIRT_TO_BUS + bool + help + An architecture should select this if it implements the + deprecated interface virt_to_bus(). All new architectures + should probably not select this. + config HAVE_ARCH_SECCOMP_FILTER bool help diff --git a/trunk/arch/alpha/Kconfig b/trunk/arch/alpha/Kconfig index 8a33ba01301f..5833aa441481 100644 --- a/trunk/arch/alpha/Kconfig +++ b/trunk/arch/alpha/Kconfig @@ -9,7 +9,7 @@ config ALPHA select HAVE_PERF_EVENTS select HAVE_DMA_ATTRS select HAVE_GENERIC_HARDIRQS - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select AUTO_IRQ_AFFINITY if SMP select GENERIC_IRQ_SHOW diff --git a/trunk/arch/alpha/Makefile b/trunk/arch/alpha/Makefile index 2cc3cc519c54..4759fe751aa1 100644 --- a/trunk/arch/alpha/Makefile +++ b/trunk/arch/alpha/Makefile @@ -12,7 +12,7 @@ NM := $(NM) -B LDFLAGS_vmlinux := -static -N #-relax CHECKFLAGS += -D__alpha__ -m64 -cflags-y := -pipe -mno-fp-regs -ffixed-8 +cflags-y := -pipe -mno-fp-regs -ffixed-8 -msmall-data cflags-y += $(call cc-option, -fno-jump-tables) cpuflags-$(CONFIG_ALPHA_EV4) := -mcpu=ev4 diff --git a/trunk/arch/alpha/boot/head.S b/trunk/arch/alpha/boot/head.S index 8efb26686d47..b06812bcac83 100644 --- a/trunk/arch/alpha/boot/head.S +++ b/trunk/arch/alpha/boot/head.S @@ -4,7 +4,6 @@ * initial bootloader stuff.. */ -#include .set noreorder .globl __start diff --git a/trunk/arch/alpha/include/asm/floppy.h b/trunk/arch/alpha/include/asm/floppy.h index bae97eb19d26..46cefbd50e73 100644 --- a/trunk/arch/alpha/include/asm/floppy.h +++ b/trunk/arch/alpha/include/asm/floppy.h @@ -26,7 +26,7 @@ #define fd_disable_irq() disable_irq(FLOPPY_IRQ) #define fd_cacheflush(addr,size) /* nothing */ #define fd_request_irq() request_irq(FLOPPY_IRQ, floppy_interrupt,\ - 0, "floppy", NULL) + IRQF_DISABLED, "floppy", NULL) #define fd_free_irq() free_irq(FLOPPY_IRQ, NULL) #ifdef CONFIG_PCI diff --git a/trunk/arch/alpha/kernel/irq.c b/trunk/arch/alpha/kernel/irq.c index 7b2be251c30f..2872accd2215 100644 --- a/trunk/arch/alpha/kernel/irq.c +++ b/trunk/arch/alpha/kernel/irq.c @@ -117,6 +117,13 @@ handle_irq(int irq) return; } + /* + * From here we must proceed with IPL_MAX. Note that we do not + * explicitly enable interrupts afterwards - some MILO PALcode + * (namely LX164 one) seems to have severe problems with RTI + * at IPL 0. + */ + local_irq_disable(); irq_enter(); generic_handle_irq_desc(irq, desc); irq_exit(); diff --git a/trunk/arch/alpha/kernel/irq_alpha.c b/trunk/arch/alpha/kernel/irq_alpha.c index f433fc11877a..772ddfdb71a8 100644 --- a/trunk/arch/alpha/kernel/irq_alpha.c +++ b/trunk/arch/alpha/kernel/irq_alpha.c @@ -45,14 +45,6 @@ do_entInt(unsigned long type, unsigned long vector, unsigned long la_ptr, struct pt_regs *regs) { struct pt_regs *old_regs; - - /* - * Disable interrupts during IRQ handling. - * Note that there is no matching local_irq_enable() due to - * severe problems with RTI at IPL0 and some MILO PALcode - * (namely LX164). - */ - local_irq_disable(); switch (type) { case 0: #ifdef CONFIG_SMP @@ -70,6 +62,7 @@ do_entInt(unsigned long type, unsigned long vector, { long cpu; + local_irq_disable(); smp_percpu_timer_interrupt(regs); cpu = smp_processor_id(); if (cpu != boot_cpuid) { @@ -229,6 +222,7 @@ process_mcheck_info(unsigned long vector, unsigned long la_ptr, struct irqaction timer_irqaction = { .handler = timer_interrupt, + .flags = IRQF_DISABLED, .name = "timer", }; diff --git a/trunk/arch/alpha/kernel/sys_nautilus.c b/trunk/arch/alpha/kernel/sys_nautilus.c index 1383f8601a93..4d4c046f708d 100644 --- a/trunk/arch/alpha/kernel/sys_nautilus.c +++ b/trunk/arch/alpha/kernel/sys_nautilus.c @@ -188,10 +188,6 @@ nautilus_machine_check(unsigned long vector, unsigned long la_ptr) extern void free_reserved_mem(void *, void *); extern void pcibios_claim_one_bus(struct pci_bus *); -static struct resource irongate_io = { - .name = "Irongate PCI IO", - .flags = IORESOURCE_IO, -}; static struct resource irongate_mem = { .name = "Irongate PCI MEM", .flags = IORESOURCE_MEM, @@ -213,7 +209,6 @@ nautilus_init_pci(void) irongate = pci_get_bus_and_slot(0, 0); bus->self = irongate; - bus->resource[0] = &irongate_io; bus->resource[1] = &irongate_mem; pci_bus_size_bridges(bus); diff --git a/trunk/arch/alpha/kernel/sys_titan.c b/trunk/arch/alpha/kernel/sys_titan.c index a53cf03f49d5..5cf4a481b8c5 100644 --- a/trunk/arch/alpha/kernel/sys_titan.c +++ b/trunk/arch/alpha/kernel/sys_titan.c @@ -280,15 +280,15 @@ titan_late_init(void) * all reported to the kernel as machine checks, so the handler * is a nop so it can be called to count the individual events. */ - titan_request_irq(63+16, titan_intr_nop, 0, + titan_request_irq(63+16, titan_intr_nop, IRQF_DISABLED, "CChip Error", NULL); - titan_request_irq(62+16, titan_intr_nop, 0, + titan_request_irq(62+16, titan_intr_nop, IRQF_DISABLED, "PChip 0 H_Error", NULL); - titan_request_irq(61+16, titan_intr_nop, 0, + titan_request_irq(61+16, titan_intr_nop, IRQF_DISABLED, "PChip 1 H_Error", NULL); - titan_request_irq(60+16, titan_intr_nop, 0, + titan_request_irq(60+16, titan_intr_nop, IRQF_DISABLED, "PChip 0 C_Error", NULL); - titan_request_irq(59+16, titan_intr_nop, 0, + titan_request_irq(59+16, titan_intr_nop, IRQF_DISABLED, "PChip 1 C_Error", NULL); /* @@ -348,9 +348,9 @@ privateer_init_pci(void) * Hook a couple of extra err interrupts that the * common titan code won't. */ - titan_request_irq(53+16, titan_intr_nop, 0, + titan_request_irq(53+16, titan_intr_nop, IRQF_DISABLED, "NMI", NULL); - titan_request_irq(50+16, titan_intr_nop, 0, + titan_request_irq(50+16, titan_intr_nop, IRQF_DISABLED, "Temperature Warning", NULL); /* diff --git a/trunk/arch/arc/include/asm/dma-mapping.h b/trunk/arch/arc/include/asm/dma-mapping.h index 45b8e0cea176..31f77aec0823 100644 --- a/trunk/arch/arc/include/asm/dma-mapping.h +++ b/trunk/arch/arc/include/asm/dma-mapping.h @@ -126,7 +126,7 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int i; for_each_sg(sg, s, nents, i) - s->dma_address = dma_map_page(dev, sg_page(s), s->offset, + sg->dma_address = dma_map_page(dev, sg_page(s), s->offset, s->length, dir); return nents; diff --git a/trunk/arch/arc/include/asm/elf.h b/trunk/arch/arc/include/asm/elf.h index a26282857683..f4c8d36ebecb 100644 --- a/trunk/arch/arc/include/asm/elf.h +++ b/trunk/arch/arc/include/asm/elf.h @@ -72,4 +72,7 @@ extern int elf_check_arch(const struct elf32_hdr *); */ #define ELF_PLATFORM (NULL) +#define SET_PERSONALITY(ex) \ + set_personality(PER_LINUX | (current->personality & (~PER_MASK))) + #endif diff --git a/trunk/arch/arc/include/asm/entry.h b/trunk/arch/arc/include/asm/entry.h index eb2ae53187d9..23daa326fc9b 100644 --- a/trunk/arch/arc/include/asm/entry.h +++ b/trunk/arch/arc/include/asm/entry.h @@ -415,7 +415,7 @@ *-------------------------------------------------------------*/ .macro SAVE_ALL_EXCEPTION marker - st \marker, [sp, 8] /* orig_r8 */ + st \marker, [sp, 8] st r0, [sp, 4] /* orig_r0, needed only for sys calls */ /* Restore r9 used to code the early prologue */ diff --git a/trunk/arch/arc/include/asm/irqflags.h b/trunk/arch/arc/include/asm/irqflags.h index eac071668201..ccd84806b62f 100644 --- a/trunk/arch/arc/include/asm/irqflags.h +++ b/trunk/arch/arc/include/asm/irqflags.h @@ -39,7 +39,7 @@ static inline long arch_local_irq_save(void) " flag.nz %0 \n" : "=r"(temp), "=r"(flags) : "n"((STATUS_E1_MASK | STATUS_E2_MASK)) - : "memory", "cc"); + : "cc"); return flags; } @@ -53,8 +53,7 @@ static inline void arch_local_irq_restore(unsigned long flags) __asm__ __volatile__( " flag %0 \n" : - : "r"(flags) - : "memory"); + : "r"(flags)); } /* @@ -74,8 +73,7 @@ static inline void arch_local_irq_disable(void) " and %0, %0, %1 \n" " flag %0 \n" : "=&r"(temp) - : "n"(~(STATUS_E1_MASK | STATUS_E2_MASK)) - : "memory"); + : "n"(~(STATUS_E1_MASK | STATUS_E2_MASK))); } /* @@ -87,9 +85,7 @@ static inline long arch_local_save_flags(void) __asm__ __volatile__( " lr %0, [status32] \n" - : "=&r"(temp) - : - : "memory"); + : "=&r"(temp)); return temp; } diff --git a/trunk/arch/arc/include/asm/kgdb.h b/trunk/arch/arc/include/asm/kgdb.h index 4930957ca3d3..f3c4934f0ca9 100644 --- a/trunk/arch/arc/include/asm/kgdb.h +++ b/trunk/arch/arc/include/asm/kgdb.h @@ -13,7 +13,7 @@ #ifdef CONFIG_KGDB -#include +#include /* to ensure compatibility with Linux 2.6.35, we don't implement the get/set * register API yet */ @@ -53,7 +53,9 @@ enum arc700_linux_regnums { }; #else -#define kgdb_trap(regs, param) +static inline void kgdb_trap(struct pt_regs *regs, int param) +{ +} #endif #endif /* __ARC_KGDB_H__ */ diff --git a/trunk/arch/arc/include/asm/ptrace.h b/trunk/arch/arc/include/asm/ptrace.h index 6179de7e07c2..8ae783d20a81 100644 --- a/trunk/arch/arc/include/asm/ptrace.h +++ b/trunk/arch/arc/include/asm/ptrace.h @@ -123,7 +123,7 @@ static inline long regs_return_value(struct pt_regs *regs) #define orig_r8_IS_SCALL 0x0001 #define orig_r8_IS_SCALL_RESTARTED 0x0002 #define orig_r8_IS_BRKPT 0x0004 -#define orig_r8_IS_EXCPN 0x0008 +#define orig_r8_IS_EXCPN 0x0004 #define orig_r8_IS_IRQ1 0x0010 #define orig_r8_IS_IRQ2 0x0020 diff --git a/trunk/arch/arc/include/asm/syscalls.h b/trunk/arch/arc/include/asm/syscalls.h index dd785befe7fd..e53a5340ba4f 100644 --- a/trunk/arch/arc/include/asm/syscalls.h +++ b/trunk/arch/arc/include/asm/syscalls.h @@ -16,6 +16,8 @@ #include int sys_clone_wrapper(int, int, int, int, int); +int sys_fork_wrapper(void); +int sys_vfork_wrapper(void); int sys_cacheflush(uint32_t, uint32_t uint32_t); int sys_arc_settls(void *); int sys_arc_gettls(void); diff --git a/trunk/arch/arc/include/uapi/asm/ptrace.h b/trunk/arch/arc/include/uapi/asm/ptrace.h index 30333cec0fef..6afa4f702075 100644 --- a/trunk/arch/arc/include/uapi/asm/ptrace.h +++ b/trunk/arch/arc/include/uapi/asm/ptrace.h @@ -28,14 +28,14 @@ */ struct user_regs_struct { - struct { + struct scratch { long pad; long bta, lp_start, lp_end, lp_count; long status32, ret, blink, fp, gp; long r12, r11, r10, r9, r8, r7, r6, r5, r4, r3, r2, r1, r0; long sp; } scratch; - struct { + struct callee { long pad; long r25, r24, r23, r22, r21, r20; long r19, r18, r17, r16, r15, r14, r13; diff --git a/trunk/arch/arc/kernel/entry.S b/trunk/arch/arc/kernel/entry.S index 91eeab81f52d..ef6800ba2f03 100644 --- a/trunk/arch/arc/kernel/entry.S +++ b/trunk/arch/arc/kernel/entry.S @@ -452,7 +452,7 @@ tracesys: ; using ERET won't work since next-PC has already committed lr r12, [efa] GET_CURR_TASK_FIELD_PTR TASK_THREAD, r11 - st r12, [r11, THREAD_FAULT_ADDR] ; thread.fault_address + st r12, [r11, THREAD_FAULT_ADDR] ; PRE Sys Call Ptrace hook mov r0, sp ; pt_regs needed @@ -792,6 +792,31 @@ ARC_EXIT ret_from_fork ;################### Special Sys Call Wrappers ########################## +; TBD: call do_fork directly from here +ARC_ENTRY sys_fork_wrapper + SAVE_CALLEE_SAVED_USER + bl @sys_fork + DISCARD_CALLEE_SAVED_USER + + GET_CURR_THR_INFO_FLAGS r10 + btst r10, TIF_SYSCALL_TRACE + bnz tracesys_exit + + b ret_from_system_call +ARC_EXIT sys_fork_wrapper + +ARC_ENTRY sys_vfork_wrapper + SAVE_CALLEE_SAVED_USER + bl @sys_vfork + DISCARD_CALLEE_SAVED_USER + + GET_CURR_THR_INFO_FLAGS r10 + btst r10, TIF_SYSCALL_TRACE + bnz tracesys_exit + + b ret_from_system_call +ARC_EXIT sys_vfork_wrapper + ARC_ENTRY sys_clone_wrapper SAVE_CALLEE_SAVED_USER bl @sys_clone diff --git a/trunk/arch/arc/kernel/kgdb.c b/trunk/arch/arc/kernel/kgdb.c index 52bdc83c1495..2888ba5be47e 100644 --- a/trunk/arch/arc/kernel/kgdb.c +++ b/trunk/arch/arc/kernel/kgdb.c @@ -9,7 +9,6 @@ */ #include -#include #include #include diff --git a/trunk/arch/arc/kernel/setup.c b/trunk/arch/arc/kernel/setup.c index 2d95ac07df7b..dc0f968dae0a 100644 --- a/trunk/arch/arc/kernel/setup.c +++ b/trunk/arch/arc/kernel/setup.c @@ -232,8 +232,10 @@ char *arc_extn_mumbojumbo(int cpu_id, char *buf, int len) n += scnprintf(buf + n, len - n, "\n"); +#ifdef _ASM_GENERIC_UNISTD_H n += scnprintf(buf + n, len - n, - "OS ABI [v3]\t: no-legacy-syscalls\n"); + "OS ABI [v2]\t: asm-generic/{unistd,stat,fcntl}\n"); +#endif return buf; } diff --git a/trunk/arch/arc/kernel/sys.c b/trunk/arch/arc/kernel/sys.c index 9d6c1ca26af6..f6bdd07583f3 100644 --- a/trunk/arch/arc/kernel/sys.c +++ b/trunk/arch/arc/kernel/sys.c @@ -6,6 +6,8 @@ #include #define sys_clone sys_clone_wrapper +#define sys_fork sys_fork_wrapper +#define sys_vfork sys_vfork_wrapper #undef __SYSCALL #define __SYSCALL(nr, call) [nr] = (call), diff --git a/trunk/arch/arm/Kconfig b/trunk/arch/arm/Kconfig index 1cacda426a0e..5b714695b01b 100644 --- a/trunk/arch/arm/Kconfig +++ b/trunk/arch/arm/Kconfig @@ -49,6 +49,7 @@ config ARM select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_SYSCALL_TRACEPOINTS select HAVE_UID16 + select HAVE_VIRT_TO_BUS select KTIME_SCALAR select PERF_USE_VMALLOC select RTC_LIB @@ -555,6 +556,7 @@ config ARCH_IXP4XX config ARCH_DOVE bool "Marvell Dove" select ARCH_REQUIRE_GPIOLIB + select COMMON_CLK_DOVE select CPU_V7 select GENERIC_CLOCKEVENTS select MIGHT_HAVE_PCI @@ -742,7 +744,6 @@ config ARCH_RPC select NEED_MACH_IO_H select NEED_MACH_MEMORY_H select NO_IOPORT - select VIRT_TO_BUS help On the Acorn Risc-PC, Linux can support the internal IDE disk and CD-ROM interface, serial and parallel port, and the floppy drive. @@ -878,7 +879,6 @@ config ARCH_SHARK select ISA_DMA select NEED_MACH_MEMORY_H select PCI - select VIRT_TO_BUS select ZONE_DMA help Support for the StrongARM based Digital DNARD machine, also known @@ -1006,12 +1006,12 @@ config ARCH_MULTI_V4_V5 bool config ARCH_MULTI_V6 - bool "ARMv6 based platforms (ARM11)" + bool "ARMv6 based platforms (ARM11, Scorpion, ...)" select ARCH_MULTI_V6_V7 select CPU_V6 config ARCH_MULTI_V7 - bool "ARMv7 based platforms (Cortex-A, PJ4, Scorpion, Krait)" + bool "ARMv7 based platforms (Cortex-A, PJ4, Krait)" default y select ARCH_MULTI_V6_V7 select ARCH_VEXPRESS @@ -1183,9 +1183,9 @@ config ARM_NR_BANKS default 8 config IWMMXT - bool "Enable iWMMXt support" if !CPU_PJ4 + bool "Enable iWMMXt support" depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4 - default y if PXA27x || PXA3xx || ARCH_MMP || CPU_PJ4 + default y if PXA27x || PXA3xx || ARCH_MMP help Enable support for iWMMXt context switching at run time if running on a CPU that supports it. @@ -1439,16 +1439,6 @@ config ARM_ERRATA_775420 to deadlock. This workaround puts DSB before executing ISB if an abort may occur on cache maintenance. -config ARM_ERRATA_798181 - bool "ARM errata: TLBI/DSB failure on Cortex-A15" - depends on CPU_V7 && SMP - help - On Cortex-A15 (r0p0..r3p2) the TLBI*IS/DSB operations are not - adequately shooting down all use of the old entries. This - option enables the Linux kernel workaround for this erratum - which sends an IPI to the CPUs that are running the same ASID - as the one being invalidated. - endmenu source "arch/arm/common/Kconfig" @@ -1472,6 +1462,10 @@ config ISA_DMA bool select ISA_DMA_API +config ARCH_NO_VIRT_TO_BUS + def_bool y + depends on !ARCH_RPC && !ARCH_NETWINDER && !ARCH_SHARK + # Select ISA DMA interface config ISA_DMA_API bool @@ -1663,16 +1657,13 @@ config LOCAL_TIMERS accounting to be spread across the timer interval, preventing a "thundering herd" at every timer tick. -# The GPIO number here must be sorted by descending number. In case of -# a multiplatform kernel, we just want the highest value required by the -# selected platforms. config ARCH_NR_GPIO int default 1024 if ARCH_SHMOBILE || ARCH_TEGRA - default 512 if SOC_OMAP5 default 355 if ARCH_U8500 - default 288 if ARCH_VT8500 || ARCH_SUNXI default 264 if MACH_H4700 + default 512 if SOC_OMAP5 + default 288 if ARCH_VT8500 || ARCH_SUNXI default 0 help Maximum number of GPIOs in the system. @@ -1896,9 +1887,8 @@ config XEN_DOM0 config XEN bool "Xen guest support on ARM (EXPERIMENTAL)" - depends on ARM && AEABI && OF + depends on ARM && OF depends on CPU_V7 && !CPU_V6 - depends on !GENERIC_ATOMIC64 help Say Y if you want to run Linux in a Virtual Machine on Xen on ARM. diff --git a/trunk/arch/arm/Kconfig.debug b/trunk/arch/arm/Kconfig.debug index 9b31f4311ea2..acddddac7ee4 100644 --- a/trunk/arch/arm/Kconfig.debug +++ b/trunk/arch/arm/Kconfig.debug @@ -492,10 +492,9 @@ config DEBUG_IMX_UART_PORT DEBUG_IMX31_UART || \ DEBUG_IMX35_UART || \ DEBUG_IMX51_UART || \ - DEBUG_IMX53_UART || \ + DEBUG_IMX50_IMX53_UART || \ DEBUG_IMX6Q_UART default 1 - depends on ARCH_MXC help Choose UART port on which kernel low-level debug messages should be output. diff --git a/trunk/arch/arm/boot/Makefile b/trunk/arch/arm/boot/Makefile index 84aa2caf07ed..71768b8a1ab9 100644 --- a/trunk/arch/arm/boot/Makefile +++ b/trunk/arch/arm/boot/Makefile @@ -115,4 +115,4 @@ i: $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \ $(obj)/Image System.map "$(INSTALL_PATH)" -subdir- := bootp compressed dts +subdir- := bootp compressed diff --git a/trunk/arch/arm/boot/compressed/Makefile b/trunk/arch/arm/boot/compressed/Makefile index afed28e37ea5..5cad8a6dadb0 100644 --- a/trunk/arch/arm/boot/compressed/Makefile +++ b/trunk/arch/arm/boot/compressed/Makefile @@ -120,7 +120,7 @@ ORIG_CFLAGS := $(KBUILD_CFLAGS) KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) endif -ccflags-y := -fpic -mno-single-pic-base -fno-builtin -I$(obj) +ccflags-y := -fpic -fno-builtin -I$(obj) asflags-y := -Wa,-march=all -DZIMAGE # Supply kernel BSS size to the decompressor via a linker symbol. diff --git a/trunk/arch/arm/boot/dts/armada-370-mirabox.dts b/trunk/arch/arm/boot/dts/armada-370-mirabox.dts index 3234875824dc..dd0c57dd9f30 100644 --- a/trunk/arch/arm/boot/dts/armada-370-mirabox.dts +++ b/trunk/arch/arm/boot/dts/armada-370-mirabox.dts @@ -54,7 +54,7 @@ }; mvsdio@d00d4000 { - pinctrl-0 = <&sdio_pins3>; + pinctrl-0 = <&sdio_pins2>; pinctrl-names = "default"; status = "okay"; /* diff --git a/trunk/arch/arm/boot/dts/armada-370-rd.dts b/trunk/arch/arm/boot/dts/armada-370-rd.dts index 070bba4f2585..f8e4855bc9a5 100644 --- a/trunk/arch/arm/boot/dts/armada-370-rd.dts +++ b/trunk/arch/arm/boot/dts/armada-370-rd.dts @@ -64,13 +64,5 @@ status = "okay"; /* No CD or WP GPIOs */ }; - - usb@d0050000 { - status = "okay"; - }; - - usb@d0051000 { - status = "okay"; - }; }; }; diff --git a/trunk/arch/arm/boot/dts/armada-370-xp.dtsi b/trunk/arch/arm/boot/dts/armada-370-xp.dtsi index 5b708208b607..6f1acc75e155 100644 --- a/trunk/arch/arm/boot/dts/armada-370-xp.dtsi +++ b/trunk/arch/arm/boot/dts/armada-370-xp.dtsi @@ -31,6 +31,7 @@ mpic: interrupt-controller@d0020000 { compatible = "marvell,mpic"; #interrupt-cells = <1>; + #address-cells = <1>; #size-cells = <1>; interrupt-controller; }; @@ -53,7 +54,7 @@ reg = <0xd0012000 0x100>; reg-shift = <2>; interrupts = <41>; - reg-io-width = <1>; + reg-io-width = <4>; status = "disabled"; }; serial@d0012100 { @@ -61,7 +62,7 @@ reg = <0xd0012100 0x100>; reg-shift = <2>; interrupts = <42>; - reg-io-width = <1>; + reg-io-width = <4>; status = "disabled"; }; diff --git a/trunk/arch/arm/boot/dts/armada-370.dtsi b/trunk/arch/arm/boot/dts/armada-370.dtsi index a195debb67d3..8188d138020e 100644 --- a/trunk/arch/arm/boot/dts/armada-370.dtsi +++ b/trunk/arch/arm/boot/dts/armada-370.dtsi @@ -59,12 +59,6 @@ "mpp50", "mpp51", "mpp52"; marvell,function = "sd0"; }; - - sdio_pins3: sdio-pins3 { - marvell,pins = "mpp48", "mpp49", "mpp50", - "mpp51", "mpp52", "mpp53"; - marvell,function = "sd0"; - }; }; gpio0: gpio@d0018100 { diff --git a/trunk/arch/arm/boot/dts/armada-xp.dtsi b/trunk/arch/arm/boot/dts/armada-xp.dtsi index ca00d8326c87..1443949c165e 100644 --- a/trunk/arch/arm/boot/dts/armada-xp.dtsi +++ b/trunk/arch/arm/boot/dts/armada-xp.dtsi @@ -46,7 +46,7 @@ reg = <0xd0012200 0x100>; reg-shift = <2>; interrupts = <43>; - reg-io-width = <1>; + reg-io-width = <4>; status = "disabled"; }; serial@d0012300 { @@ -54,7 +54,7 @@ reg = <0xd0012300 0x100>; reg-shift = <2>; interrupts = <44>; - reg-io-width = <1>; + reg-io-width = <4>; status = "disabled"; }; diff --git a/trunk/arch/arm/boot/dts/at91sam9x5.dtsi b/trunk/arch/arm/boot/dts/at91sam9x5.dtsi index a98c0d50fbbe..aa98e641931f 100644 --- a/trunk/arch/arm/boot/dts/at91sam9x5.dtsi +++ b/trunk/arch/arm/boot/dts/at91sam9x5.dtsi @@ -238,32 +238,8 @@ nand { pinctrl_nand: nand-0 { atmel,pins = - <3 0 0x1 0x0 /* PD0 periph A Read Enable */ - 3 1 0x1 0x0 /* PD1 periph A Write Enable */ - 3 2 0x1 0x0 /* PD2 periph A Address Latch Enable */ - 3 3 0x1 0x0 /* PD3 periph A Command Latch Enable */ - 3 4 0x0 0x1 /* PD4 gpio Chip Enable pin pull_up */ - 3 5 0x0 0x1 /* PD5 gpio RDY/BUSY pin pull_up */ - 3 6 0x1 0x0 /* PD6 periph A Data bit 0 */ - 3 7 0x1 0x0 /* PD7 periph A Data bit 1 */ - 3 8 0x1 0x0 /* PD8 periph A Data bit 2 */ - 3 9 0x1 0x0 /* PD9 periph A Data bit 3 */ - 3 10 0x1 0x0 /* PD10 periph A Data bit 4 */ - 3 11 0x1 0x0 /* PD11 periph A Data bit 5 */ - 3 12 0x1 0x0 /* PD12 periph A Data bit 6 */ - 3 13 0x1 0x0>; /* PD13 periph A Data bit 7 */ - }; - - pinctrl_nand_16bits: nand_16bits-0 { - atmel,pins = - <3 14 0x1 0x0 /* PD14 periph A Data bit 8 */ - 3 15 0x1 0x0 /* PD15 periph A Data bit 9 */ - 3 16 0x1 0x0 /* PD16 periph A Data bit 10 */ - 3 17 0x1 0x0 /* PD17 periph A Data bit 11 */ - 3 18 0x1 0x0 /* PD18 periph A Data bit 12 */ - 3 19 0x1 0x0 /* PD19 periph A Data bit 13 */ - 3 20 0x1 0x0 /* PD20 periph A Data bit 14 */ - 3 21 0x1 0x0>; /* PD21 periph A Data bit 15 */ + <3 4 0x0 0x1 /* PD5 gpio RDY pin pull_up */ + 3 5 0x0 0x1>; /* PD4 gpio enable pin pull_up */ }; }; diff --git a/trunk/arch/arm/boot/dts/bcm2835.dtsi b/trunk/arch/arm/boot/dts/bcm2835.dtsi index 7e0481e2441a..4bf2a8774aa7 100644 --- a/trunk/arch/arm/boot/dts/bcm2835.dtsi +++ b/trunk/arch/arm/boot/dts/bcm2835.dtsi @@ -105,7 +105,7 @@ compatible = "fixed-clock"; reg = <1>; #clock-cells = <0>; - clock-frequency = <250000000>; + clock-frequency = <150000000>; }; }; }; diff --git a/trunk/arch/arm/boot/dts/dbx5x0.dtsi b/trunk/arch/arm/boot/dts/dbx5x0.dtsi index aaa63d0a8096..69140ba99f46 100644 --- a/trunk/arch/arm/boot/dts/dbx5x0.dtsi +++ b/trunk/arch/arm/boot/dts/dbx5x0.dtsi @@ -191,8 +191,8 @@ prcmu: prcmu@80157000 { compatible = "stericsson,db8500-prcmu"; - reg = <0x80157000 0x1000>, <0x801b0000 0x8000>, <0x801b8000 0x1000>; - reg-names = "prcmu", "prcmu-tcpm", "prcmu-tcdm"; + reg = <0x80157000 0x1000>; + reg-names = "prcmu"; interrupts = <0 47 0x4>; #address-cells = <1>; #size-cells = <1>; @@ -319,8 +319,9 @@ }; }; - ab8500 { + ab8500@5 { compatible = "stericsson,ab8500"; + reg = <5>; /* mailbox 5 is i2c */ interrupt-parent = <&intc>; interrupts = <0 40 0x4>; interrupt-controller; diff --git a/trunk/arch/arm/boot/dts/dove.dtsi b/trunk/arch/arm/boot/dts/dove.dtsi index f7509cafc377..67dbe20868a2 100644 --- a/trunk/arch/arm/boot/dts/dove.dtsi +++ b/trunk/arch/arm/boot/dts/dove.dtsi @@ -197,11 +197,6 @@ status = "disabled"; }; - rtc@d8500 { - compatible = "marvell,orion-rtc"; - reg = <0xd8500 0x20>; - }; - crypto: crypto@30000 { compatible = "marvell,orion-crypto"; reg = <0x30000 0x10000>, diff --git a/trunk/arch/arm/boot/dts/exynos4.dtsi b/trunk/arch/arm/boot/dts/exynos4.dtsi index 1a62bcf18aa3..e1347fceb5bc 100644 --- a/trunk/arch/arm/boot/dts/exynos4.dtsi +++ b/trunk/arch/arm/boot/dts/exynos4.dtsi @@ -275,27 +275,18 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0x12680000 0x1000>; interrupts = <0 35 0>; - #dma-cells = <1>; - #dma-channels = <8>; - #dma-requests = <32>; }; pdma1: pdma@12690000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x12690000 0x1000>; interrupts = <0 36 0>; - #dma-cells = <1>; - #dma-channels = <8>; - #dma-requests = <32>; }; mdma1: mdma@12850000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x12850000 0x1000>; interrupts = <0 34 0>; - #dma-cells = <1>; - #dma-channels = <8>; - #dma-requests = <1>; }; }; }; diff --git a/trunk/arch/arm/boot/dts/exynos5440.dtsi b/trunk/arch/arm/boot/dts/exynos5440.dtsi index 9a99755920c0..5f3562ad6746 100644 --- a/trunk/arch/arm/boot/dts/exynos5440.dtsi +++ b/trunk/arch/arm/boot/dts/exynos5440.dtsi @@ -142,18 +142,12 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0x120000 0x1000>; interrupts = <0 34 0>; - #dma-cells = <1>; - #dma-channels = <8>; - #dma-requests = <32>; }; pdma1: pdma@121B0000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x121000 0x1000>; interrupts = <0 35 0>; - #dma-cells = <1>; - #dma-channels = <8>; - #dma-requests = <32>; }; }; diff --git a/trunk/arch/arm/boot/dts/href.dtsi b/trunk/arch/arm/boot/dts/href.dtsi index 379128eb9d98..592fb9dc35bd 100644 --- a/trunk/arch/arm/boot/dts/href.dtsi +++ b/trunk/arch/arm/boot/dts/href.dtsi @@ -221,7 +221,7 @@ }; }; - ab8500 { + ab8500@5 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/trunk/arch/arm/boot/dts/hrefv60plus.dts b/trunk/arch/arm/boot/dts/hrefv60plus.dts index 2b587a74b813..55f4191a626e 100644 --- a/trunk/arch/arm/boot/dts/hrefv60plus.dts +++ b/trunk/arch/arm/boot/dts/hrefv60plus.dts @@ -158,7 +158,7 @@ }; }; - ab8500 { + ab8500@5 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/trunk/arch/arm/boot/dts/imx28-m28evk.dts b/trunk/arch/arm/boot/dts/imx28-m28evk.dts index fd36e1cca104..6ce3d17c3a29 100644 --- a/trunk/arch/arm/boot/dts/imx28-m28evk.dts +++ b/trunk/arch/arm/boot/dts/imx28-m28evk.dts @@ -152,6 +152,7 @@ i2c0: i2c@80058000 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins_a>; + clock-frequency = <400000>; status = "okay"; sgtl5000: codec@0a { diff --git a/trunk/arch/arm/boot/dts/imx28-sps1.dts b/trunk/arch/arm/boot/dts/imx28-sps1.dts index 6c6a5442800a..e6cde8aa7fff 100644 --- a/trunk/arch/arm/boot/dts/imx28-sps1.dts +++ b/trunk/arch/arm/boot/dts/imx28-sps1.dts @@ -70,6 +70,7 @@ i2c0: i2c@80058000 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins_a>; + clock-frequency = <400000>; status = "okay"; rtc: rtc@51 { diff --git a/trunk/arch/arm/boot/dts/imx53-mba53.dts b/trunk/arch/arm/boot/dts/imx53-mba53.dts index 468c0a1d48d9..e54fffd48369 100644 --- a/trunk/arch/arm/boot/dts/imx53-mba53.dts +++ b/trunk/arch/arm/boot/dts/imx53-mba53.dts @@ -42,9 +42,10 @@ fsl,pins = <689 0x10000 /* DISP1_DRDY */ 482 0x10000 /* DISP1_HSYNC */ 489 0x10000 /* DISP1_VSYNC */ + 684 0x10000 /* DISP1_DAT_0 */ 515 0x10000 /* DISP1_DAT_22 */ 523 0x10000 /* DISP1_DAT_23 */ - 545 0x10000 /* DISP1_DAT_21 */ + 543 0x10000 /* DISP1_DAT_21 */ 553 0x10000 /* DISP1_DAT_20 */ 558 0x10000 /* DISP1_DAT_19 */ 564 0x10000 /* DISP1_DAT_18 */ diff --git a/trunk/arch/arm/boot/dts/imx6qdl.dtsi b/trunk/arch/arm/boot/dts/imx6qdl.dtsi index 281a223591ff..06ec460b4581 100644 --- a/trunk/arch/arm/boot/dts/imx6qdl.dtsi +++ b/trunk/arch/arm/boot/dts/imx6qdl.dtsi @@ -91,7 +91,6 @@ compatible = "arm,cortex-a9-twd-timer"; reg = <0x00a00600 0x20>; interrupts = <1 13 0xf01>; - clocks = <&clks 15>; }; L2: l2-cache@00a02000 { diff --git a/trunk/arch/arm/boot/dts/kirkwood-dns320.dts b/trunk/arch/arm/boot/dts/kirkwood-dns320.dts index c9c44b2f62d7..5bb0bf39d3b8 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-dns320.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-dns320.dts @@ -42,10 +42,12 @@ ocp@f1000000 { serial@12000 { + clock-frequency = <166666667>; status = "okay"; }; serial@12100 { + clock-frequency = <166666667>; status = "okay"; }; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-dns325.dts b/trunk/arch/arm/boot/dts/kirkwood-dns325.dts index e4e4930dc5cf..d430713ea9b9 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-dns325.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-dns325.dts @@ -50,6 +50,7 @@ }; }; serial@12000 { + clock-frequency = <200000000>; status = "okay"; }; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-dockstar.dts b/trunk/arch/arm/boot/dts/kirkwood-dockstar.dts index 0196cf6b0ef2..2e3dd34e21a5 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-dockstar.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-dockstar.dts @@ -37,6 +37,7 @@ }; }; serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-dreamplug.dts b/trunk/arch/arm/boot/dts/kirkwood-dreamplug.dts index 289e51d86372..ef2d8c705709 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-dreamplug.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-dreamplug.dts @@ -38,6 +38,7 @@ }; }; serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-goflexnet.dts b/trunk/arch/arm/boot/dts/kirkwood-goflexnet.dts index c3573be7b92c..1b133e0c566e 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-goflexnet.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-goflexnet.dts @@ -73,11 +73,11 @@ }; }; serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; nand@3000000 { - chip-delay = <40>; status = "okay"; partition@0 { diff --git a/trunk/arch/arm/boot/dts/kirkwood-ib62x0.dts b/trunk/arch/arm/boot/dts/kirkwood-ib62x0.dts index 5335b1aa8601..71902da33d63 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-ib62x0.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-ib62x0.dts @@ -51,6 +51,7 @@ }; }; serial@12000 { + clock-frequency = <200000000>; status = "okay"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-iconnect.dts b/trunk/arch/arm/boot/dts/kirkwood-iconnect.dts index 12ccf74ac3c4..504f16be8b54 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-iconnect.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-iconnect.dts @@ -78,6 +78,7 @@ }; }; serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts b/trunk/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts index 3694e94f6e99..6cae4599c4b3 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts @@ -96,11 +96,11 @@ marvell,function = "gpio"; }; pmx_led_rebuild_brt_ctrl_1: pmx-led-rebuild-brt-ctrl-1 { - marvell,pins = "mpp46"; + marvell,pins = "mpp44"; marvell,function = "gpio"; }; pmx_led_rebuild_brt_ctrl_2: pmx-led-rebuild-brt-ctrl-2 { - marvell,pins = "mpp47"; + marvell,pins = "mpp45"; marvell,function = "gpio"; }; @@ -115,6 +115,7 @@ }; serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; @@ -157,14 +158,14 @@ gpios = <&gpio0 16 0>; linux,default-trigger = "default-on"; }; - rebuild_led { - label = "status:white:rebuild_led"; - gpios = <&gpio1 4 0>; - }; - health_led { + health_led1 { label = "status:red:health_led"; gpios = <&gpio1 5 0>; }; + health_led2 { + label = "status:white:health_led"; + gpios = <&gpio1 4 0>; + }; backup_led { label = "status:blue:backup_led"; gpios = <&gpio0 15 0>; diff --git a/trunk/arch/arm/boot/dts/kirkwood-km_kirkwood.dts b/trunk/arch/arm/boot/dts/kirkwood-km_kirkwood.dts index 5bbd0542cdd3..8db3123ac80f 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-km_kirkwood.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-km_kirkwood.dts @@ -34,6 +34,7 @@ }; serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-lschlv2.dts b/trunk/arch/arm/boot/dts/kirkwood-lschlv2.dts index 9f55d95f35f5..9510c9ea666c 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-lschlv2.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-lschlv2.dts @@ -13,6 +13,7 @@ ocp@f1000000 { serial@12000 { + clock-frequency = <166666667>; status = "okay"; }; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-lsxhl.dts b/trunk/arch/arm/boot/dts/kirkwood-lsxhl.dts index 5c84c118ed8d..739019c4cba9 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-lsxhl.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-lsxhl.dts @@ -13,6 +13,7 @@ ocp@f1000000 { serial@12000 { + clock-frequency = <200000000>; status = "okay"; }; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-mplcec4.dts b/trunk/arch/arm/boot/dts/kirkwood-mplcec4.dts index 758824118a9a..662dfd81b1ce 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-mplcec4.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-mplcec4.dts @@ -90,6 +90,7 @@ }; serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-ns2-common.dtsi b/trunk/arch/arm/boot/dts/kirkwood-ns2-common.dtsi index 6affd924fe11..e8e7ecef1650 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-ns2-common.dtsi +++ b/trunk/arch/arm/boot/dts/kirkwood-ns2-common.dtsi @@ -23,6 +23,7 @@ }; serial@12000 { + clock-frequency = <166666667>; status = "okay"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-nsa310.dts b/trunk/arch/arm/boot/dts/kirkwood-nsa310.dts index a7412b937a8a..3a178cf708d7 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-nsa310.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-nsa310.dts @@ -117,6 +117,7 @@ }; serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-openblocks_a6.dts b/trunk/arch/arm/boot/dts/kirkwood-openblocks_a6.dts index d27f7245f8e7..ede7fe0d7a87 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-openblocks_a6.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-openblocks_a6.dts @@ -18,10 +18,12 @@ ocp@f1000000 { serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; serial@12100 { + clock-frequency = <200000000>; status = "ok"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood-topkick.dts b/trunk/arch/arm/boot/dts/kirkwood-topkick.dts index 66eb45b00b25..842ff95d60df 100644 --- a/trunk/arch/arm/boot/dts/kirkwood-topkick.dts +++ b/trunk/arch/arm/boot/dts/kirkwood-topkick.dts @@ -108,6 +108,7 @@ }; serial@12000 { + clock-frequency = <200000000>; status = "ok"; }; diff --git a/trunk/arch/arm/boot/dts/kirkwood.dtsi b/trunk/arch/arm/boot/dts/kirkwood.dtsi index fada7e6d24d8..2c738d9dc82a 100644 --- a/trunk/arch/arm/boot/dts/kirkwood.dtsi +++ b/trunk/arch/arm/boot/dts/kirkwood.dtsi @@ -38,7 +38,6 @@ interrupt-controller; #interrupt-cells = <2>; interrupts = <35>, <36>, <37>, <38>; - clocks = <&gate_clk 7>; }; gpio1: gpio@10140 { @@ -50,7 +49,6 @@ interrupt-controller; #interrupt-cells = <2>; interrupts = <39>, <40>, <41>; - clocks = <&gate_clk 7>; }; serial@12000 { @@ -59,6 +57,7 @@ reg-shift = <2>; interrupts = <33>; clocks = <&gate_clk 7>; + /* set clock-frequency in board dts */ status = "disabled"; }; @@ -68,6 +67,7 @@ reg-shift = <2>; interrupts = <34>; clocks = <&gate_clk 7>; + /* set clock-frequency in board dts */ status = "disabled"; }; @@ -75,7 +75,6 @@ compatible = "marvell,kirkwood-rtc", "marvell,orion-rtc"; reg = <0x10300 0x20>; interrupts = <53>; - clocks = <&gate_clk 7>; }; spi@10600 { diff --git a/trunk/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts b/trunk/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts index 0077fc8510b7..5a3a58b7e18f 100644 --- a/trunk/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts +++ b/trunk/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts @@ -11,7 +11,7 @@ / { model = "LaCie Ethernet Disk mini V2"; - compatible = "lacie,ethernet-disk-mini-v2", "marvell,orion5x-88f5182", "marvell,orion5x"; + compatible = "lacie,ethernet-disk-mini-v2", "marvell-orion5x-88f5182", "marvell,orion5x"; memory { reg = <0x00000000 0x4000000>; /* 64 MB */ diff --git a/trunk/arch/arm/boot/dts/orion5x.dtsi b/trunk/arch/arm/boot/dts/orion5x.dtsi index f7bec3b1ba32..8aad00f81ed9 100644 --- a/trunk/arch/arm/boot/dts/orion5x.dtsi +++ b/trunk/arch/arm/boot/dts/orion5x.dtsi @@ -13,9 +13,6 @@ compatible = "marvell,orion5x"; interrupt-parent = <&intc>; - aliases { - gpio0 = &gpio0; - }; intc: interrupt-controller { compatible = "marvell,orion-intc", "marvell,intc"; interrupt-controller; @@ -35,9 +32,7 @@ #gpio-cells = <2>; gpio-controller; reg = <0x10100 0x40>; - ngpios = <32>; - interrupt-controller; - #interrupt-cells = <2>; + ngpio = <32>; interrupts = <6>, <7>, <8>, <9>; }; @@ -96,7 +91,7 @@ reg = <0x90000 0x10000>, <0xf2200000 0x800>; reg-names = "regs", "sram"; - interrupts = <28>; + interrupts = <22>; status = "okay"; }; }; diff --git a/trunk/arch/arm/boot/dts/snowball.dts b/trunk/arch/arm/boot/dts/snowball.dts index d3ec32f6b790..27f31a5fa494 100644 --- a/trunk/arch/arm/boot/dts/snowball.dts +++ b/trunk/arch/arm/boot/dts/snowball.dts @@ -298,7 +298,7 @@ }; }; - ab8500 { + ab8500@5 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/trunk/arch/arm/boot/dts/socfpga.dtsi b/trunk/arch/arm/boot/dts/socfpga.dtsi index 7e8769bd5977..936d2306e7e1 100644 --- a/trunk/arch/arm/boot/dts/socfpga.dtsi +++ b/trunk/arch/arm/boot/dts/socfpga.dtsi @@ -75,9 +75,6 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0xffe01000 0x1000>; interrupts = <0 180 4>; - #dma-cells = <1>; - #dma-channels = <8>; - #dma-requests = <32>; }; }; diff --git a/trunk/arch/arm/boot/dts/tegra20.dtsi b/trunk/arch/arm/boot/dts/tegra20.dtsi index 3d3f64d2111a..9a428931d042 100644 --- a/trunk/arch/arm/boot/dts/tegra20.dtsi +++ b/trunk/arch/arm/boot/dts/tegra20.dtsi @@ -118,7 +118,6 @@ compatible = "arm,cortex-a9-twd-timer"; reg = <0x50040600 0x20>; interrupts = <1 13 0x304>; - clocks = <&tegra_car 132>; }; intc: interrupt-controller { @@ -385,7 +384,7 @@ spi@7000d800 { compatible = "nvidia,tegra20-slink"; - reg = <0x7000d800 0x200>; + reg = <0x7000d480 0x200>; interrupts = <0 83 0x04>; nvidia,dma-request-selector = <&apbdma 17>; #address-cells = <1>; diff --git a/trunk/arch/arm/boot/dts/tegra30.dtsi b/trunk/arch/arm/boot/dts/tegra30.dtsi index dbf46c272562..767803e1fd55 100644 --- a/trunk/arch/arm/boot/dts/tegra30.dtsi +++ b/trunk/arch/arm/boot/dts/tegra30.dtsi @@ -119,7 +119,6 @@ compatible = "arm,cortex-a9-twd-timer"; reg = <0x50040600 0x20>; interrupts = <1 13 0xf04>; - clocks = <&tegra_car 214>; }; intc: interrupt-controller { @@ -372,7 +371,7 @@ spi@7000d800 { compatible = "nvidia,tegra30-slink", "nvidia,tegra20-slink"; - reg = <0x7000d800 0x200>; + reg = <0x7000d480 0x200>; interrupts = <0 83 0x04>; nvidia,dma-request-selector = <&apbdma 17>; #address-cells = <1>; diff --git a/trunk/arch/arm/configs/mxs_defconfig b/trunk/arch/arm/configs/mxs_defconfig index 6a99e30f81d2..fbbc5bb022d5 100644 --- a/trunk/arch/arm/configs/mxs_defconfig +++ b/trunk/arch/arm/configs/mxs_defconfig @@ -116,7 +116,6 @@ CONFIG_SND_SOC=y CONFIG_SND_MXS_SOC=y CONFIG_SND_SOC_MXS_SGTL5000=y CONFIG_USB=y -CONFIG_USB_EHCI_HCD=y CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_HOST=y CONFIG_USB_STORAGE=y diff --git a/trunk/arch/arm/configs/omap2plus_defconfig b/trunk/arch/arm/configs/omap2plus_defconfig index bd07864f14a0..b16bae2c9a60 100644 --- a/trunk/arch/arm/configs/omap2plus_defconfig +++ b/trunk/arch/arm/configs/omap2plus_defconfig @@ -126,8 +126,6 @@ CONFIG_INPUT_MISC=y CONFIG_INPUT_TWL4030_PWRBUTTON=y CONFIG_VT_HW_CONSOLE_BINDING=y # CONFIG_LEGACY_PTYS is not set -CONFIG_SERIAL_8250=y -CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_NR_UARTS=32 CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_MANY_PORTS=y diff --git a/trunk/arch/arm/include/asm/delay.h b/trunk/arch/arm/include/asm/delay.h index dff714d886d5..720799fd3a81 100644 --- a/trunk/arch/arm/include/asm/delay.h +++ b/trunk/arch/arm/include/asm/delay.h @@ -24,7 +24,7 @@ extern struct arm_delay_ops { void (*delay)(unsigned long); void (*const_udelay)(unsigned long); void (*udelay)(unsigned long); - unsigned long ticks_per_jiffy; + bool const_clock; } arm_delay_ops; #define __delay(n) arm_delay_ops.delay(n) diff --git a/trunk/arch/arm/include/asm/highmem.h b/trunk/arch/arm/include/asm/highmem.h index 91b99abe7a95..8c5e828f484d 100644 --- a/trunk/arch/arm/include/asm/highmem.h +++ b/trunk/arch/arm/include/asm/highmem.h @@ -41,13 +41,6 @@ extern void kunmap_high(struct page *page); #endif #endif -/* - * Needed to be able to broadcast the TLB invalidation for kmap. - */ -#ifdef CONFIG_ARM_ERRATA_798181 -#undef ARCH_NEEDS_KMAP_HIGH_GET -#endif - #ifdef ARCH_NEEDS_KMAP_HIGH_GET extern void *kmap_high_get(struct page *page); #else diff --git a/trunk/arch/arm/include/asm/mmu.h b/trunk/arch/arm/include/asm/mmu.h index e3d55547e755..9f77e7804f3b 100644 --- a/trunk/arch/arm/include/asm/mmu.h +++ b/trunk/arch/arm/include/asm/mmu.h @@ -5,15 +5,15 @@ typedef struct { #ifdef CONFIG_CPU_HAS_ASID - atomic64_t id; + u64 id; #endif - unsigned int vmalloc_seq; + unsigned int vmalloc_seq; } mm_context_t; #ifdef CONFIG_CPU_HAS_ASID #define ASID_BITS 8 #define ASID_MASK ((~0ULL) << ASID_BITS) -#define ASID(mm) ((mm)->context.id.counter & ~ASID_MASK) +#define ASID(mm) ((mm)->context.id & ~ASID_MASK) #else #define ASID(mm) (0) #endif @@ -26,7 +26,7 @@ typedef struct { * modified for 2.6 by Hyok S. Choi */ typedef struct { - unsigned long end_brk; + unsigned long end_brk; } mm_context_t; #endif diff --git a/trunk/arch/arm/include/asm/mmu_context.h b/trunk/arch/arm/include/asm/mmu_context.h index a7b85e0d0cc1..e1f644bc7cc5 100644 --- a/trunk/arch/arm/include/asm/mmu_context.h +++ b/trunk/arch/arm/include/asm/mmu_context.h @@ -25,9 +25,7 @@ void __check_vmalloc_seq(struct mm_struct *mm); #ifdef CONFIG_CPU_HAS_ASID void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk); -#define init_new_context(tsk,mm) ({ atomic64_set(&mm->context.id, 0); 0; }) - -DECLARE_PER_CPU(atomic64_t, active_asids); +#define init_new_context(tsk,mm) ({ mm->context.id = 0; }) #else /* !CONFIG_CPU_HAS_ASID */ diff --git a/trunk/arch/arm/include/asm/tlbflush.h b/trunk/arch/arm/include/asm/tlbflush.h index 9e9c041358ca..6e924d3a77eb 100644 --- a/trunk/arch/arm/include/asm/tlbflush.h +++ b/trunk/arch/arm/include/asm/tlbflush.h @@ -34,13 +34,10 @@ #define TLB_V6_D_ASID (1 << 17) #define TLB_V6_I_ASID (1 << 18) -#define TLB_V6_BP (1 << 19) - /* Unified Inner Shareable TLB operations (ARMv7 MP extensions) */ -#define TLB_V7_UIS_PAGE (1 << 20) -#define TLB_V7_UIS_FULL (1 << 21) -#define TLB_V7_UIS_ASID (1 << 22) -#define TLB_V7_UIS_BP (1 << 23) +#define TLB_V7_UIS_PAGE (1 << 19) +#define TLB_V7_UIS_FULL (1 << 20) +#define TLB_V7_UIS_ASID (1 << 21) #define TLB_BARRIER (1 << 28) #define TLB_L2CLEAN_FR (1 << 29) /* Feroceon */ @@ -153,8 +150,7 @@ #define v6wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \ TLB_V6_I_FULL | TLB_V6_D_FULL | \ TLB_V6_I_PAGE | TLB_V6_D_PAGE | \ - TLB_V6_I_ASID | TLB_V6_D_ASID | \ - TLB_V6_BP) + TLB_V6_I_ASID | TLB_V6_D_ASID) #ifdef CONFIG_CPU_TLB_V6 # define v6wbi_possible_flags v6wbi_tlb_flags @@ -170,11 +166,9 @@ #endif #define v7wbi_tlb_flags_smp (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \ - TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | \ - TLB_V7_UIS_ASID | TLB_V7_UIS_BP) + TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | TLB_V7_UIS_ASID) #define v7wbi_tlb_flags_up (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \ - TLB_V6_U_FULL | TLB_V6_U_PAGE | \ - TLB_V6_U_ASID | TLB_V6_BP) + TLB_V6_U_FULL | TLB_V6_U_PAGE | TLB_V6_U_ASID) #ifdef CONFIG_CPU_TLB_V7 @@ -436,35 +430,6 @@ static inline void local_flush_tlb_kernel_page(unsigned long kaddr) } } -static inline void local_flush_bp_all(void) -{ - const int zero = 0; - const unsigned int __tlb_flag = __cpu_tlb_flags; - - if (tlb_flag(TLB_V7_UIS_BP)) - asm("mcr p15, 0, %0, c7, c1, 6" : : "r" (zero)); - else if (tlb_flag(TLB_V6_BP)) - asm("mcr p15, 0, %0, c7, c5, 6" : : "r" (zero)); - - if (tlb_flag(TLB_BARRIER)) - isb(); -} - -#ifdef CONFIG_ARM_ERRATA_798181 -static inline void dummy_flush_tlb_a15_erratum(void) -{ - /* - * Dummy TLBIMVAIS. Using the unmapped address 0 and ASID 0. - */ - asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (0)); - dsb(); -} -#else -static inline void dummy_flush_tlb_a15_erratum(void) -{ -} -#endif - /* * flush_pmd_entry * @@ -515,7 +480,6 @@ static inline void clean_pmd_entry(void *pmd) #define flush_tlb_kernel_page local_flush_tlb_kernel_page #define flush_tlb_range local_flush_tlb_range #define flush_tlb_kernel_range local_flush_tlb_kernel_range -#define flush_bp_all local_flush_bp_all #else extern void flush_tlb_all(void); extern void flush_tlb_mm(struct mm_struct *mm); @@ -523,7 +487,6 @@ extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr); extern void flush_tlb_kernel_page(unsigned long kaddr); extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); -extern void flush_bp_all(void); #endif /* diff --git a/trunk/arch/arm/include/asm/xen/events.h b/trunk/arch/arm/include/asm/xen/events.h index 8b1f37bfeeec..5c27696de14f 100644 --- a/trunk/arch/arm/include/asm/xen/events.h +++ b/trunk/arch/arm/include/asm/xen/events.h @@ -2,7 +2,6 @@ #define _ASM_ARM_XEN_EVENTS_H #include -#include enum ipi_vector { XEN_PLACEHOLDER_VECTOR, @@ -16,8 +15,26 @@ static inline int xen_irqs_disabled(struct pt_regs *regs) return raw_irqs_disabled_flags(regs->ARM_cpsr); } -#define xchg_xen_ulong(ptr, val) atomic64_xchg(container_of((ptr), \ - atomic64_t, \ - counter), (val)) +/* + * We cannot use xchg because it does not support 8-byte + * values. However it is safe to use {ldr,dtd}exd directly because all + * platforms which Xen can run on support those instructions. + */ +static inline xen_ulong_t xchg_xen_ulong(xen_ulong_t *ptr, xen_ulong_t val) +{ + xen_ulong_t oldval; + unsigned int tmp; + + wmb(); + asm volatile("@ xchg_xen_ulong\n" + "1: ldrexd %0, %H0, [%3]\n" + " strexd %1, %2, %H2, [%3]\n" + " teq %1, #0\n" + " bne 1b" + : "=&r" (oldval), "=&r" (tmp) + : "r" (val), "r" (ptr) + : "memory", "cc"); + return oldval; +} #endif /* _ASM_ARM_XEN_EVENTS_H */ diff --git a/trunk/arch/arm/include/uapi/asm/unistd.h b/trunk/arch/arm/include/uapi/asm/unistd.h index af33b44990ed..4da7cde70b5d 100644 --- a/trunk/arch/arm/include/uapi/asm/unistd.h +++ b/trunk/arch/arm/include/uapi/asm/unistd.h @@ -404,7 +404,7 @@ #define __NR_setns (__NR_SYSCALL_BASE+375) #define __NR_process_vm_readv (__NR_SYSCALL_BASE+376) #define __NR_process_vm_writev (__NR_SYSCALL_BASE+377) -#define __NR_kcmp (__NR_SYSCALL_BASE+378) + /* 378 for kcmp */ #define __NR_finit_module (__NR_SYSCALL_BASE+379) /* diff --git a/trunk/arch/arm/kernel/asm-offsets.c b/trunk/arch/arm/kernel/asm-offsets.c index 923eec7105cf..5ce738b43508 100644 --- a/trunk/arch/arm/kernel/asm-offsets.c +++ b/trunk/arch/arm/kernel/asm-offsets.c @@ -110,7 +110,7 @@ int main(void) BLANK(); #endif #ifdef CONFIG_CPU_HAS_ASID - DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id.counter)); + DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id)); BLANK(); #endif DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm)); diff --git a/trunk/arch/arm/kernel/calls.S b/trunk/arch/arm/kernel/calls.S index c6ca7e376773..0cc57611fc4f 100644 --- a/trunk/arch/arm/kernel/calls.S +++ b/trunk/arch/arm/kernel/calls.S @@ -387,7 +387,7 @@ /* 375 */ CALL(sys_setns) CALL(sys_process_vm_readv) CALL(sys_process_vm_writev) - CALL(sys_kcmp) + CALL(sys_ni_syscall) /* reserved for sys_kcmp */ CALL(sys_finit_module) #ifndef syscalls_counted .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls diff --git a/trunk/arch/arm/kernel/entry-common.S b/trunk/arch/arm/kernel/entry-common.S index fefd7f971437..3248cde504ed 100644 --- a/trunk/arch/arm/kernel/entry-common.S +++ b/trunk/arch/arm/kernel/entry-common.S @@ -276,13 +276,7 @@ ENDPROC(ftrace_graph_caller_old) */ .macro mcount_enter -/* - * This pad compensates for the push {lr} at the call site. Note that we are - * unable to unwind through a function which does not otherwise save its lr. - */ - UNWIND(.pad #4) stmdb sp!, {r0-r3, lr} - UNWIND(.save {r0-r3, lr}) .endm .macro mcount_get_lr reg @@ -295,7 +289,6 @@ ENDPROC(ftrace_graph_caller_old) .endm ENTRY(__gnu_mcount_nc) -UNWIND(.fnstart) #ifdef CONFIG_DYNAMIC_FTRACE mov ip, lr ldmia sp!, {lr} @@ -303,22 +296,17 @@ UNWIND(.fnstart) #else __mcount #endif -UNWIND(.fnend) ENDPROC(__gnu_mcount_nc) #ifdef CONFIG_DYNAMIC_FTRACE ENTRY(ftrace_caller) -UNWIND(.fnstart) __ftrace_caller -UNWIND(.fnend) ENDPROC(ftrace_caller) #endif #ifdef CONFIG_FUNCTION_GRAPH_TRACER ENTRY(ftrace_graph_caller) -UNWIND(.fnstart) __ftrace_graph_caller -UNWIND(.fnend) ENDPROC(ftrace_graph_caller) #endif diff --git a/trunk/arch/arm/kernel/head.S b/trunk/arch/arm/kernel/head.S index 8bac553fe213..486a15ae9011 100644 --- a/trunk/arch/arm/kernel/head.S +++ b/trunk/arch/arm/kernel/head.S @@ -184,22 +184,13 @@ __create_page_tables: orr r3, r3, #3 @ PGD block type mov r6, #4 @ PTRS_PER_PGD mov r7, #1 << (55 - 32) @ L_PGD_SWAPPER -1: -#ifdef CONFIG_CPU_ENDIAN_BE8 +1: str r3, [r0], #4 @ set bottom PGD entry bits str r7, [r0], #4 @ set top PGD entry bits - str r3, [r0], #4 @ set bottom PGD entry bits -#else - str r3, [r0], #4 @ set bottom PGD entry bits - str r7, [r0], #4 @ set top PGD entry bits -#endif add r3, r3, #0x1000 @ next PMD table subs r6, r6, #1 bne 1b add r4, r4, #0x1000 @ point to the PMD tables -#ifdef CONFIG_CPU_ENDIAN_BE8 - add r4, r4, #4 @ we only write the bottom word -#endif #endif ldr r7, [r10, #PROCINFO_MM_MMUFLAGS] @ mm_mmuflags @@ -267,11 +258,6 @@ __create_page_tables: addne r6, r6, #1 << SECTION_SHIFT strne r6, [r3] -#if defined(CONFIG_ARM_LPAE) && defined(CONFIG_CPU_ENDIAN_BE8) - sub r4, r4, #4 @ Fixup page table pointer - @ for 64-bit descriptors -#endif - #ifdef CONFIG_DEBUG_LL #if !defined(CONFIG_DEBUG_ICEDCC) && !defined(CONFIG_DEBUG_SEMIHOSTING) /* @@ -290,16 +276,12 @@ __create_page_tables: orr r3, r7, r3, lsl #SECTION_SHIFT #ifdef CONFIG_ARM_LPAE mov r7, #1 << (54 - 32) @ XN -#ifdef CONFIG_CPU_ENDIAN_BE8 - str r7, [r0], #4 - str r3, [r0], #4 -#else - str r3, [r0], #4 - str r7, [r0], #4 -#endif #else orr r3, r3, #PMD_SECT_XN +#endif str r3, [r0], #4 +#ifdef CONFIG_ARM_LPAE + str r7, [r0], #4 #endif #else /* CONFIG_DEBUG_ICEDCC || CONFIG_DEBUG_SEMIHOSTING */ diff --git a/trunk/arch/arm/kernel/hw_breakpoint.c b/trunk/arch/arm/kernel/hw_breakpoint.c index 5dc1aa6f0f7d..5eae53e7a2e1 100644 --- a/trunk/arch/arm/kernel/hw_breakpoint.c +++ b/trunk/arch/arm/kernel/hw_breakpoint.c @@ -966,7 +966,7 @@ static void reset_ctrl_regs(void *unused) } if (err) { - pr_warn_once("CPU %d debug is powered down!\n", cpu); + pr_warning("CPU %d debug is powered down!\n", cpu); cpumask_or(&debug_err_mask, &debug_err_mask, cpumask_of(cpu)); return; } @@ -987,7 +987,7 @@ static void reset_ctrl_regs(void *unused) isb(); if (cpumask_intersects(&debug_err_mask, cpumask_of(cpu))) { - pr_warn_once("CPU %d failed to disable vector catch\n", cpu); + pr_warning("CPU %d failed to disable vector catch\n", cpu); return; } @@ -1007,7 +1007,7 @@ static void reset_ctrl_regs(void *unused) } if (cpumask_intersects(&debug_err_mask, cpumask_of(cpu))) { - pr_warn_once("CPU %d failed to clear debug register pairs\n", cpu); + pr_warning("CPU %d failed to clear debug register pairs\n", cpu); return; } @@ -1023,7 +1023,7 @@ static void reset_ctrl_regs(void *unused) static int __cpuinit dbg_reset_notify(struct notifier_block *self, unsigned long action, void *cpu) { - if ((action & ~CPU_TASKS_FROZEN) == CPU_ONLINE) + if (action == CPU_ONLINE) smp_call_function_single((int)cpu, reset_ctrl_regs, NULL, 1); return NOTIFY_OK; diff --git a/trunk/arch/arm/kernel/perf_event.c b/trunk/arch/arm/kernel/perf_event.c index 146157dfe27c..31e0eb353cd8 100644 --- a/trunk/arch/arm/kernel/perf_event.c +++ b/trunk/arch/arm/kernel/perf_event.c @@ -400,7 +400,7 @@ __hw_perf_event_init(struct perf_event *event) } if (event->group_leader != event) { - if (validate_group(event) != 0) + if (validate_group(event) != 0); return -EINVAL; } @@ -484,7 +484,7 @@ const struct dev_pm_ops armpmu_dev_pm_ops = { SET_RUNTIME_PM_OPS(armpmu_runtime_suspend, armpmu_runtime_resume, NULL) }; -static void armpmu_init(struct arm_pmu *armpmu) +static void __init armpmu_init(struct arm_pmu *armpmu) { atomic_set(&armpmu->active_events, 0); mutex_init(&armpmu->reserve_mutex); diff --git a/trunk/arch/arm/kernel/perf_event_v7.c b/trunk/arch/arm/kernel/perf_event_v7.c index 039cffb053a7..8c79a9e70b83 100644 --- a/trunk/arch/arm/kernel/perf_event_v7.c +++ b/trunk/arch/arm/kernel/perf_event_v7.c @@ -774,7 +774,7 @@ static const unsigned armv7_a7_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] /* * PMXEVTYPER: Event selection reg */ -#define ARMV7_EVTYPE_MASK 0xc80000ff /* Mask for writable bits */ +#define ARMV7_EVTYPE_MASK 0xc00000ff /* Mask for writable bits */ #define ARMV7_EVTYPE_EVENT 0xff /* Mask for EVENT bits */ /* diff --git a/trunk/arch/arm/kernel/setup.c b/trunk/arch/arm/kernel/setup.c index d343a6c3a6d1..3f6cbb2e3eda 100644 --- a/trunk/arch/arm/kernel/setup.c +++ b/trunk/arch/arm/kernel/setup.c @@ -353,23 +353,6 @@ void __init early_print(const char *str, ...) printk("%s", buf); } -static void __init cpuid_init_hwcaps(void) -{ - unsigned int divide_instrs; - - if (cpu_architecture() < CPU_ARCH_ARMv7) - return; - - divide_instrs = (read_cpuid_ext(CPUID_EXT_ISAR0) & 0x0f000000) >> 24; - - switch (divide_instrs) { - case 2: - elf_hwcap |= HWCAP_IDIVA; - case 1: - elf_hwcap |= HWCAP_IDIVT; - } -} - static void __init feat_v6_fixup(void) { int id = read_cpuid_id(); @@ -500,11 +483,8 @@ static void __init setup_processor(void) snprintf(elf_platform, ELF_PLATFORM_SIZE, "%s%c", list->elf_name, ENDIANNESS); elf_hwcap = list->elf_hwcap; - - cpuid_init_hwcaps(); - #ifndef CONFIG_ARM_THUMB - elf_hwcap &= ~(HWCAP_THUMB | HWCAP_IDIVT); + elf_hwcap &= ~HWCAP_THUMB; #endif feat_v6_fixup(); @@ -544,7 +524,7 @@ int __init arm_add_memory(phys_addr_t start, phys_addr_t size) size -= start & ~PAGE_MASK; bank->start = PAGE_ALIGN(start); -#ifndef CONFIG_ARM_LPAE +#ifndef CONFIG_LPAE if (bank->start + size < bank->start) { printk(KERN_CRIT "Truncating memory at 0x%08llx to fit in " "32-bit physical address space\n", (long long)start); diff --git a/trunk/arch/arm/kernel/smp.c b/trunk/arch/arm/kernel/smp.c index 1f2ccccaf009..1bdfd87c8e41 100644 --- a/trunk/arch/arm/kernel/smp.c +++ b/trunk/arch/arm/kernel/smp.c @@ -285,7 +285,6 @@ asmlinkage void __cpuinit secondary_start_kernel(void) * switch away from it before attempting any exclusive accesses. */ cpu_switch_mm(mm->pgd, mm); - local_flush_bp_all(); enter_lazy_tlb(mm, current); local_flush_tlb_all(); @@ -480,7 +479,7 @@ static void __cpuinit broadcast_timer_setup(struct clock_event_device *evt) evt->features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_DUMMY; - evt->rating = 100; + evt->rating = 400; evt->mult = 1; evt->set_mode = broadcast_timer_set_mode; @@ -673,6 +672,9 @@ static int cpufreq_callback(struct notifier_block *nb, if (freq->flags & CPUFREQ_CONST_LOOPS) return NOTIFY_OK; + if (arm_delay_ops.const_clock) + return NOTIFY_OK; + if (!per_cpu(l_p_j_ref, cpu)) { per_cpu(l_p_j_ref, cpu) = per_cpu(cpu_data, cpu).loops_per_jiffy; diff --git a/trunk/arch/arm/kernel/smp_tlb.c b/trunk/arch/arm/kernel/smp_tlb.c index e82e1d248772..02c5d2ce23bf 100644 --- a/trunk/arch/arm/kernel/smp_tlb.c +++ b/trunk/arch/arm/kernel/smp_tlb.c @@ -12,7 +12,6 @@ #include #include -#include /**********************************************************************/ @@ -65,77 +64,12 @@ static inline void ipi_flush_tlb_kernel_range(void *arg) local_flush_tlb_kernel_range(ta->ta_start, ta->ta_end); } -static inline void ipi_flush_bp_all(void *ignored) -{ - local_flush_bp_all(); -} - -#ifdef CONFIG_ARM_ERRATA_798181 -static int erratum_a15_798181(void) -{ - unsigned int midr = read_cpuid_id(); - - /* Cortex-A15 r0p0..r3p2 affected */ - if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2) - return 0; - return 1; -} -#else -static int erratum_a15_798181(void) -{ - return 0; -} -#endif - -static void ipi_flush_tlb_a15_erratum(void *arg) -{ - dmb(); -} - -static void broadcast_tlb_a15_erratum(void) -{ - if (!erratum_a15_798181()) - return; - - dummy_flush_tlb_a15_erratum(); - smp_call_function_many(cpu_online_mask, ipi_flush_tlb_a15_erratum, - NULL, 1); -} - -static void broadcast_tlb_mm_a15_erratum(struct mm_struct *mm) -{ - int cpu; - cpumask_t mask = { CPU_BITS_NONE }; - - if (!erratum_a15_798181()) - return; - - dummy_flush_tlb_a15_erratum(); - for_each_online_cpu(cpu) { - if (cpu == smp_processor_id()) - continue; - /* - * We only need to send an IPI if the other CPUs are running - * the same ASID as the one being invalidated. There is no - * need for locking around the active_asids check since the - * switch_mm() function has at least one dmb() (as required by - * this workaround) in case a context switch happens on - * another CPU after the condition below. - */ - if (atomic64_read(&mm->context.id) == - atomic64_read(&per_cpu(active_asids, cpu))) - cpumask_set_cpu(cpu, &mask); - } - smp_call_function_many(&mask, ipi_flush_tlb_a15_erratum, NULL, 1); -} - void flush_tlb_all(void) { if (tlb_ops_need_broadcast()) on_each_cpu(ipi_flush_tlb_all, NULL, 1); else local_flush_tlb_all(); - broadcast_tlb_a15_erratum(); } void flush_tlb_mm(struct mm_struct *mm) @@ -144,7 +78,6 @@ void flush_tlb_mm(struct mm_struct *mm) on_each_cpu_mask(mm_cpumask(mm), ipi_flush_tlb_mm, mm, 1); else local_flush_tlb_mm(mm); - broadcast_tlb_mm_a15_erratum(mm); } void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) @@ -157,7 +90,6 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) &ta, 1); } else local_flush_tlb_page(vma, uaddr); - broadcast_tlb_mm_a15_erratum(vma->vm_mm); } void flush_tlb_kernel_page(unsigned long kaddr) @@ -168,7 +100,6 @@ void flush_tlb_kernel_page(unsigned long kaddr) on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1); } else local_flush_tlb_kernel_page(kaddr); - broadcast_tlb_a15_erratum(); } void flush_tlb_range(struct vm_area_struct *vma, @@ -183,7 +114,6 @@ void flush_tlb_range(struct vm_area_struct *vma, &ta, 1); } else local_flush_tlb_range(vma, start, end); - broadcast_tlb_mm_a15_erratum(vma->vm_mm); } void flush_tlb_kernel_range(unsigned long start, unsigned long end) @@ -195,13 +125,5 @@ void flush_tlb_kernel_range(unsigned long start, unsigned long end) on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1); } else local_flush_tlb_kernel_range(start, end); - broadcast_tlb_a15_erratum(); } -void flush_bp_all(void) -{ - if (tlb_ops_need_broadcast()) - on_each_cpu(ipi_flush_bp_all, NULL, 1); - else - local_flush_bp_all(); -} diff --git a/trunk/arch/arm/kernel/smp_twd.c b/trunk/arch/arm/kernel/smp_twd.c index 3f2565037480..c092115d903a 100644 --- a/trunk/arch/arm/kernel/smp_twd.c +++ b/trunk/arch/arm/kernel/smp_twd.c @@ -22,7 +22,6 @@ #include #include -#include #include #include @@ -374,9 +373,6 @@ void __init twd_local_timer_of_register(void) struct device_node *np; int err; - if (!is_smp() || !setup_max_cpus) - return; - np = of_find_matching_node(NULL, twd_of_match); if (!np) return; diff --git a/trunk/arch/arm/kernel/suspend.c b/trunk/arch/arm/kernel/suspend.c index c59c97ea8268..358bca3a995e 100644 --- a/trunk/arch/arm/kernel/suspend.c +++ b/trunk/arch/arm/kernel/suspend.c @@ -68,7 +68,6 @@ int cpu_suspend(unsigned long arg, int (*fn)(unsigned long)) ret = __cpu_suspend(arg, fn); if (ret == 0) { cpu_switch_mm(mm->pgd, mm); - local_flush_bp_all(); local_flush_tlb_all(); } diff --git a/trunk/arch/arm/kvm/vgic.c b/trunk/arch/arm/kvm/vgic.c index 0e4cfe123b38..c9a17316e9fe 100644 --- a/trunk/arch/arm/kvm/vgic.c +++ b/trunk/arch/arm/kvm/vgic.c @@ -883,7 +883,8 @@ static bool vgic_queue_irq(struct kvm_vcpu *vcpu, u8 sgi_source_id, int irq) lr, irq, vgic_cpu->vgic_lr[lr]); BUG_ON(!test_bit(lr, vgic_cpu->lr_used)); vgic_cpu->vgic_lr[lr] |= GICH_LR_PENDING_BIT; - return true; + + goto out; } /* Try to use another LR for this interrupt */ @@ -897,6 +898,7 @@ static bool vgic_queue_irq(struct kvm_vcpu *vcpu, u8 sgi_source_id, int irq) vgic_cpu->vgic_irq_lr_map[irq] = lr; set_bit(lr, vgic_cpu->lr_used); +out: if (!vgic_irq_is_edge(vcpu, irq)) vgic_cpu->vgic_lr[lr] |= GICH_LR_EOI; @@ -1016,6 +1018,21 @@ static bool vgic_process_maintenance(struct kvm_vcpu *vcpu) kvm_debug("MISR = %08x\n", vgic_cpu->vgic_misr); + /* + * We do not need to take the distributor lock here, since the only + * action we perform is clearing the irq_active_bit for an EOIed + * level interrupt. There is a potential race with + * the queuing of an interrupt in __kvm_vgic_flush_hwstate(), where we + * check if the interrupt is already active. Two possibilities: + * + * - The queuing is occurring on the same vcpu: cannot happen, + * as we're already in the context of this vcpu, and + * executing the handler + * - The interrupt has been migrated to another vcpu, and we + * ignore this interrupt for this run. Big deal. It is still + * pending though, and will get considered when this vcpu + * exits. + */ if (vgic_cpu->vgic_misr & GICH_MISR_EOI) { /* * Some level interrupts have been EOIed. Clear their @@ -1037,13 +1054,6 @@ static bool vgic_process_maintenance(struct kvm_vcpu *vcpu) } else { vgic_cpu_irq_clear(vcpu, irq); } - - /* - * Despite being EOIed, the LR may not have - * been marked as empty. - */ - set_bit(lr, (unsigned long *)vgic_cpu->vgic_elrsr); - vgic_cpu->vgic_lr[lr] &= ~GICH_LR_ACTIVE_BIT; } } @@ -1054,8 +1064,9 @@ static bool vgic_process_maintenance(struct kvm_vcpu *vcpu) } /* - * Sync back the VGIC state after a guest run. The distributor lock is - * needed so we don't get preempted in the middle of the state processing. + * Sync back the VGIC state after a guest run. We do not really touch + * the distributor here (the irq_pending_on_cpu bit is safe to set), + * so there is no need for taking its lock. */ static void __kvm_vgic_sync_hwstate(struct kvm_vcpu *vcpu) { @@ -1101,14 +1112,10 @@ void kvm_vgic_flush_hwstate(struct kvm_vcpu *vcpu) void kvm_vgic_sync_hwstate(struct kvm_vcpu *vcpu) { - struct vgic_dist *dist = &vcpu->kvm->arch.vgic; - if (!irqchip_in_kernel(vcpu->kvm)) return; - spin_lock(&dist->lock); __kvm_vgic_sync_hwstate(vcpu); - spin_unlock(&dist->lock); } int kvm_vgic_vcpu_pending_irq(struct kvm_vcpu *vcpu) diff --git a/trunk/arch/arm/lib/delay.c b/trunk/arch/arm/lib/delay.c index 64dbfa57204a..6b93f6a1a3c7 100644 --- a/trunk/arch/arm/lib/delay.c +++ b/trunk/arch/arm/lib/delay.c @@ -58,7 +58,7 @@ static void __timer_delay(unsigned long cycles) static void __timer_const_udelay(unsigned long xloops) { unsigned long long loops = xloops; - loops *= arm_delay_ops.ticks_per_jiffy; + loops *= loops_per_jiffy; __timer_delay(loops >> UDELAY_SHIFT); } @@ -73,13 +73,11 @@ void __init register_current_timer_delay(const struct delay_timer *timer) pr_info("Switching to timer-based delay loop\n"); delay_timer = timer; lpj_fine = timer->freq / HZ; - - /* cpufreq may scale loops_per_jiffy, so keep a private copy */ - arm_delay_ops.ticks_per_jiffy = lpj_fine; + loops_per_jiffy = lpj_fine; arm_delay_ops.delay = __timer_delay; arm_delay_ops.const_udelay = __timer_const_udelay; arm_delay_ops.udelay = __timer_udelay; - + arm_delay_ops.const_clock = true; delay_calibrated = true; } else { pr_info("Ignoring duplicate/late registration of read_current_timer delay\n"); diff --git a/trunk/arch/arm/lib/memset.S b/trunk/arch/arm/lib/memset.S index 94b0650ea98f..650d5923ab83 100644 --- a/trunk/arch/arm/lib/memset.S +++ b/trunk/arch/arm/lib/memset.S @@ -14,15 +14,27 @@ .text .align 5 + .word 0 + +1: subs r2, r2, #4 @ 1 do we have enough + blt 5f @ 1 bytes to align with? + cmp r3, #2 @ 1 + strltb r1, [r0], #1 @ 1 + strleb r1, [r0], #1 @ 1 + strb r1, [r0], #1 @ 1 + add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3)) +/* + * The pointer is now aligned and the length is adjusted. Try doing the + * memset again. + */ ENTRY(memset) ands r3, r0, #3 @ 1 unaligned? - mov ip, r0 @ preserve r0 as return value - bne 6f @ 1 + bne 1b @ 1 /* - * we know that the pointer in ip is aligned to a word boundary. + * we know that the pointer in r0 is aligned to a word boundary. */ -1: orr r1, r1, r1, lsl #8 + orr r1, r1, r1, lsl #8 orr r1, r1, r1, lsl #16 mov r3, r1 cmp r2, #16 @@ -31,28 +43,29 @@ ENTRY(memset) #if ! CALGN(1)+0 /* - * We need 2 extra registers for this loop - use r8 and the LR + * We need an extra register for this loop - save the return address and + * use the LR */ - stmfd sp!, {r8, lr} - mov r8, r1 + str lr, [sp, #-4]! + mov ip, r1 mov lr, r1 2: subs r2, r2, #64 - stmgeia ip!, {r1, r3, r8, lr} @ 64 bytes at a time. - stmgeia ip!, {r1, r3, r8, lr} - stmgeia ip!, {r1, r3, r8, lr} - stmgeia ip!, {r1, r3, r8, lr} + stmgeia r0!, {r1, r3, ip, lr} @ 64 bytes at a time. + stmgeia r0!, {r1, r3, ip, lr} + stmgeia r0!, {r1, r3, ip, lr} + stmgeia r0!, {r1, r3, ip, lr} bgt 2b - ldmeqfd sp!, {r8, pc} @ Now <64 bytes to go. + ldmeqfd sp!, {pc} @ Now <64 bytes to go. /* * No need to correct the count; we're only testing bits from now on */ tst r2, #32 - stmneia ip!, {r1, r3, r8, lr} - stmneia ip!, {r1, r3, r8, lr} + stmneia r0!, {r1, r3, ip, lr} + stmneia r0!, {r1, r3, ip, lr} tst r2, #16 - stmneia ip!, {r1, r3, r8, lr} - ldmfd sp!, {r8, lr} + stmneia r0!, {r1, r3, ip, lr} + ldr lr, [sp], #4 #else @@ -61,63 +74,54 @@ ENTRY(memset) * whole cache lines at once. */ - stmfd sp!, {r4-r8, lr} + stmfd sp!, {r4-r7, lr} mov r4, r1 mov r5, r1 mov r6, r1 mov r7, r1 - mov r8, r1 + mov ip, r1 mov lr, r1 cmp r2, #96 - tstgt ip, #31 + tstgt r0, #31 ble 3f - and r8, ip, #31 - rsb r8, r8, #32 - sub r2, r2, r8 - movs r8, r8, lsl #(32 - 4) - stmcsia ip!, {r4, r5, r6, r7} - stmmiia ip!, {r4, r5} - tst r8, #(1 << 30) - mov r8, r1 - strne r1, [ip], #4 + and ip, r0, #31 + rsb ip, ip, #32 + sub r2, r2, ip + movs ip, ip, lsl #(32 - 4) + stmcsia r0!, {r4, r5, r6, r7} + stmmiia r0!, {r4, r5} + tst ip, #(1 << 30) + mov ip, r1 + strne r1, [r0], #4 3: subs r2, r2, #64 - stmgeia ip!, {r1, r3-r8, lr} - stmgeia ip!, {r1, r3-r8, lr} + stmgeia r0!, {r1, r3-r7, ip, lr} + stmgeia r0!, {r1, r3-r7, ip, lr} bgt 3b - ldmeqfd sp!, {r4-r8, pc} + ldmeqfd sp!, {r4-r7, pc} tst r2, #32 - stmneia ip!, {r1, r3-r8, lr} + stmneia r0!, {r1, r3-r7, ip, lr} tst r2, #16 - stmneia ip!, {r4-r7} - ldmfd sp!, {r4-r8, lr} + stmneia r0!, {r4-r7} + ldmfd sp!, {r4-r7, lr} #endif 4: tst r2, #8 - stmneia ip!, {r1, r3} + stmneia r0!, {r1, r3} tst r2, #4 - strne r1, [ip], #4 + strne r1, [r0], #4 /* * When we get here, we've got less than 4 bytes to zero. We * may have an unaligned pointer as well. */ 5: tst r2, #2 - strneb r1, [ip], #1 - strneb r1, [ip], #1 + strneb r1, [r0], #1 + strneb r1, [r0], #1 tst r2, #1 - strneb r1, [ip], #1 + strneb r1, [r0], #1 mov pc, lr - -6: subs r2, r2, #4 @ 1 do we have enough - blt 5b @ 1 bytes to align with? - cmp r3, #2 @ 1 - strltb r1, [ip], #1 @ 1 - strleb r1, [ip], #1 @ 1 - strb r1, [ip], #1 @ 1 - add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3)) - b 1b ENDPROC(memset) diff --git a/trunk/arch/arm/mach-at91/board-foxg20.c b/trunk/arch/arm/mach-at91/board-foxg20.c index c20a870ea9c9..2ea7059b840b 100644 --- a/trunk/arch/arm/mach-at91/board-foxg20.c +++ b/trunk/arch/arm/mach-at91/board-foxg20.c @@ -176,7 +176,6 @@ static struct w1_gpio_platform_data w1_gpio_pdata = { /* If you choose to use a pin other than PB16 it needs to be 3.3V */ .pin = AT91_PIN_PB16, .is_open_drain = 1, - .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device w1_device = { diff --git a/trunk/arch/arm/mach-at91/board-stamp9g20.c b/trunk/arch/arm/mach-at91/board-stamp9g20.c index 869cbecf00b7..a033b8df9fb2 100644 --- a/trunk/arch/arm/mach-at91/board-stamp9g20.c +++ b/trunk/arch/arm/mach-at91/board-stamp9g20.c @@ -188,7 +188,6 @@ static struct spi_board_info portuxg20_spi_devices[] = { static struct w1_gpio_platform_data w1_gpio_pdata = { .pin = AT91_PIN_PA29, .is_open_drain = 1, - .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device w1_device = { diff --git a/trunk/arch/arm/mach-at91/include/mach/gpio.h b/trunk/arch/arm/mach-at91/include/mach/gpio.h index 5fc23771c154..eed465ab0dd7 100644 --- a/trunk/arch/arm/mach-at91/include/mach/gpio.h +++ b/trunk/arch/arm/mach-at91/include/mach/gpio.h @@ -209,14 +209,6 @@ extern int at91_get_gpio_value(unsigned pin); extern void at91_gpio_suspend(void); extern void at91_gpio_resume(void); -#ifdef CONFIG_PINCTRL_AT91 -extern void at91_pinctrl_gpio_suspend(void); -extern void at91_pinctrl_gpio_resume(void); -#else -static inline void at91_pinctrl_gpio_suspend(void) {} -static inline void at91_pinctrl_gpio_resume(void) {} -#endif - #endif /* __ASSEMBLY__ */ #endif diff --git a/trunk/arch/arm/mach-at91/irq.c b/trunk/arch/arm/mach-at91/irq.c index e0ca59171022..8e210262aeee 100644 --- a/trunk/arch/arm/mach-at91/irq.c +++ b/trunk/arch/arm/mach-at91/irq.c @@ -92,21 +92,23 @@ static int at91_aic_set_wake(struct irq_data *d, unsigned value) void at91_irq_suspend(void) { - int bit = -1; + int i = 0, bit; if (has_aic5()) { /* disable enabled irqs */ - while ((bit = find_next_bit(backups, n_irqs, bit + 1)) < n_irqs) { + while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IDCR, 1); + i = bit; } /* enable wakeup irqs */ - bit = -1; - while ((bit = find_next_bit(wakeups, n_irqs, bit + 1)) < n_irqs) { + i = 0; + while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IECR, 1); + i = bit; } } else { at91_aic_write(AT91_AIC_IDCR, *backups); @@ -116,21 +118,23 @@ void at91_irq_suspend(void) void at91_irq_resume(void) { - int bit = -1; + int i = 0, bit; if (has_aic5()) { /* disable wakeup irqs */ - while ((bit = find_next_bit(wakeups, n_irqs, bit + 1)) < n_irqs) { + while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IDCR, 1); + i = bit; } /* enable irqs disabled for suspend */ - bit = -1; - while ((bit = find_next_bit(backups, n_irqs, bit + 1)) < n_irqs) { + i = 0; + while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IECR, 1); + i = bit; } } else { at91_aic_write(AT91_AIC_IDCR, *wakeups); diff --git a/trunk/arch/arm/mach-at91/pm.c b/trunk/arch/arm/mach-at91/pm.c index 73f1f250403a..adb6db888a1f 100644 --- a/trunk/arch/arm/mach-at91/pm.c +++ b/trunk/arch/arm/mach-at91/pm.c @@ -201,10 +201,7 @@ extern u32 at91_slow_clock_sz; static int at91_pm_enter(suspend_state_t state) { - if (of_have_populated_dt()) - at91_pinctrl_gpio_suspend(); - else - at91_gpio_suspend(); + at91_gpio_suspend(); at91_irq_suspend(); pr_debug("AT91: PM - wake mask %08x, pm state %d\n", @@ -289,10 +286,7 @@ static int at91_pm_enter(suspend_state_t state) error: target_state = PM_SUSPEND_ON; at91_irq_resume(); - if (of_have_populated_dt()) - at91_pinctrl_gpio_resume(); - else - at91_gpio_resume(); + at91_gpio_resume(); return 0; } diff --git a/trunk/arch/arm/mach-cns3xxx/core.c b/trunk/arch/arm/mach-cns3xxx/core.c index 52e4bb5cf12d..e698f26cc0cb 100644 --- a/trunk/arch/arm/mach-cns3xxx/core.c +++ b/trunk/arch/arm/mach-cns3xxx/core.c @@ -22,9 +22,19 @@ static struct map_desc cns3xxx_io_desc[] __initdata = { { - .virtual = CNS3XXX_TC11MP_SCU_BASE_VIRT, - .pfn = __phys_to_pfn(CNS3XXX_TC11MP_SCU_BASE), - .length = SZ_8K, + .virtual = CNS3XXX_TC11MP_TWD_BASE_VIRT, + .pfn = __phys_to_pfn(CNS3XXX_TC11MP_TWD_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT, + .pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_CPU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT, + .pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_DIST_BASE), + .length = SZ_4K, .type = MT_DEVICE, }, { .virtual = CNS3XXX_TIMER1_2_3_BASE_VIRT, diff --git a/trunk/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h b/trunk/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h index b1021aafa481..191c8e57f289 100644 --- a/trunk/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h +++ b/trunk/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h @@ -94,10 +94,10 @@ #define RTC_INTR_STS_OFFSET 0x34 #define CNS3XXX_MISC_BASE 0x76000000 /* Misc Control */ -#define CNS3XXX_MISC_BASE_VIRT 0xFB000000 /* Misc Control */ +#define CNS3XXX_MISC_BASE_VIRT 0xFFF07000 /* Misc Control */ #define CNS3XXX_PM_BASE 0x77000000 /* Power Management Control */ -#define CNS3XXX_PM_BASE_VIRT 0xFB001000 +#define CNS3XXX_PM_BASE_VIRT 0xFFF08000 #define PM_CLK_GATE_OFFSET 0x00 #define PM_SOFT_RST_OFFSET 0x04 @@ -109,7 +109,7 @@ #define PM_PLL_HM_PD_OFFSET 0x1C #define CNS3XXX_UART0_BASE 0x78000000 /* UART 0 */ -#define CNS3XXX_UART0_BASE_VIRT 0xFB002000 +#define CNS3XXX_UART0_BASE_VIRT 0xFFF09000 #define CNS3XXX_UART1_BASE 0x78400000 /* UART 1 */ #define CNS3XXX_UART1_BASE_VIRT 0xFFF0A000 @@ -130,7 +130,7 @@ #define CNS3XXX_I2S_BASE_VIRT 0xFFF10000 #define CNS3XXX_TIMER1_2_3_BASE 0x7C800000 /* Timer */ -#define CNS3XXX_TIMER1_2_3_BASE_VIRT 0xFB003000 +#define CNS3XXX_TIMER1_2_3_BASE_VIRT 0xFFF10800 #define TIMER1_COUNTER_OFFSET 0x00 #define TIMER1_AUTO_RELOAD_OFFSET 0x04 @@ -227,16 +227,16 @@ * Testchip peripheral and fpga gic regions */ #define CNS3XXX_TC11MP_SCU_BASE 0x90000000 /* IRQ, Test chip */ -#define CNS3XXX_TC11MP_SCU_BASE_VIRT 0xFB004000 +#define CNS3XXX_TC11MP_SCU_BASE_VIRT 0xFF000000 #define CNS3XXX_TC11MP_GIC_CPU_BASE 0x90000100 /* Test chip interrupt controller CPU interface */ -#define CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x100) +#define CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT 0xFF000100 #define CNS3XXX_TC11MP_TWD_BASE 0x90000600 -#define CNS3XXX_TC11MP_TWD_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x600) +#define CNS3XXX_TC11MP_TWD_BASE_VIRT 0xFF000600 #define CNS3XXX_TC11MP_GIC_DIST_BASE 0x90001000 /* Test chip interrupt controller distributor */ -#define CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x1000) +#define CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT 0xFF001000 #define CNS3XXX_TC11MP_L220_BASE 0x92002000 /* L220 registers */ #define CNS3XXX_TC11MP_L220_BASE_VIRT 0xFF002000 diff --git a/trunk/arch/arm/mach-davinci/dma.c b/trunk/arch/arm/mach-davinci/dma.c index 45b7c71d9cc1..a685e9706b7b 100644 --- a/trunk/arch/arm/mach-davinci/dma.c +++ b/trunk/arch/arm/mach-davinci/dma.c @@ -743,9 +743,6 @@ EXPORT_SYMBOL(edma_free_channel); */ int edma_alloc_slot(unsigned ctlr, int slot) { - if (!edma_cc[ctlr]) - return -EINVAL; - if (slot >= 0) slot = EDMA_CHAN_SLOT(slot); diff --git a/trunk/arch/arm/mach-ep93xx/include/mach/uncompress.h b/trunk/arch/arm/mach-ep93xx/include/mach/uncompress.h index b5cc77d2380b..d2afb4dd82ab 100644 --- a/trunk/arch/arm/mach-ep93xx/include/mach/uncompress.h +++ b/trunk/arch/arm/mach-ep93xx/include/mach/uncompress.h @@ -47,13 +47,9 @@ static void __raw_writel(unsigned int value, unsigned int ptr) static inline void putc(int c) { - int i; - - for (i = 0; i < 10000; i++) { - /* Transmit fifo not full? */ - if (!(__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF)) - break; - } + /* Transmit fifo not full? */ + while (__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF) + ; __raw_writeb(c, PHYS_UART_DATA); } diff --git a/trunk/arch/arm/mach-footbridge/Kconfig b/trunk/arch/arm/mach-footbridge/Kconfig index 0f2111a11315..abda5a18a664 100644 --- a/trunk/arch/arm/mach-footbridge/Kconfig +++ b/trunk/arch/arm/mach-footbridge/Kconfig @@ -67,7 +67,6 @@ config ARCH_NETWINDER select ISA select ISA_DMA select PCI - select VIRT_TO_BUS help Say Y here if you intend to run this kernel on the Rebel.COM NetWinder. Information about this machine can be found at: diff --git a/trunk/arch/arm/mach-imx/clk-imx35.c b/trunk/arch/arm/mach-imx/clk-imx35.c index 2193c834f55c..74e3a34d78b8 100644 --- a/trunk/arch/arm/mach-imx/clk-imx35.c +++ b/trunk/arch/arm/mach-imx/clk-imx35.c @@ -257,7 +257,6 @@ int __init mx35_clocks_init(void) clk_register_clkdev(clk[wdog_gate], NULL, "imx2-wdt.0"); clk_register_clkdev(clk[nfc_div], NULL, "imx25-nand.0"); clk_register_clkdev(clk[csi_gate], NULL, "mx3-camera.0"); - clk_register_clkdev(clk[admux_gate], "audmux", NULL); clk_prepare_enable(clk[spba_gate]); clk_prepare_enable(clk[gpio1_gate]); @@ -265,8 +264,6 @@ int __init mx35_clocks_init(void) clk_prepare_enable(clk[gpio3_gate]); clk_prepare_enable(clk[iim_gate]); clk_prepare_enable(clk[emi_gate]); - clk_prepare_enable(clk[max_gate]); - clk_prepare_enable(clk[iomuxc_gate]); /* * SCC is needed to boot via mmc after a watchdog reset. The clock code diff --git a/trunk/arch/arm/mach-imx/clk-imx6q.c b/trunk/arch/arm/mach-imx/clk-imx6q.c index d38e54f5b6d7..7b025ee528a5 100644 --- a/trunk/arch/arm/mach-imx/clk-imx6q.c +++ b/trunk/arch/arm/mach-imx/clk-imx6q.c @@ -115,7 +115,7 @@ static const char *gpu2d_core_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd0_352m" static const char *gpu3d_core_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd2_396m", }; static const char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd9_720m", }; static const char *ipu_sels[] = { "mmdc_ch0_axi", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", }; -static const char *ldb_di_sels[] = { "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_usb_otg", }; +static const char *ldb_di_sels[] = { "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_pfd1_540m", }; static const char *ipu_di_pre_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd1_540m", }; static const char *ipu1_di0_sels[] = { "ipu1_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", }; static const char *ipu1_di1_sels[] = { "ipu1_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", }; @@ -172,7 +172,7 @@ static struct clk *clk[clk_max]; static struct clk_onecell_data clk_data; static enum mx6q_clks const clks_init_on[] __initconst = { - mmdc_ch0_axi, rom, pll1_sys, + mmdc_ch0_axi, rom, }; static struct clk_div_table clk_enet_ref_table[] = { @@ -443,6 +443,7 @@ int __init mx6q_clocks_init(void) clk_register_clkdev(clk[gpt_ipg], "ipg", "imx-gpt.0"); clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0"); + clk_register_clkdev(clk[twd], NULL, "smp_twd"); clk_register_clkdev(clk[cko1_sel], "cko1_sel", NULL); clk_register_clkdev(clk[ahb], "ahb", NULL); clk_register_clkdev(clk[cko1], "cko1", NULL); diff --git a/trunk/arch/arm/mach-imx/common.h b/trunk/arch/arm/mach-imx/common.h index 5bf4a97ab241..5a800bfcec5b 100644 --- a/trunk/arch/arm/mach-imx/common.h +++ b/trunk/arch/arm/mach-imx/common.h @@ -110,8 +110,6 @@ void tzic_handle_irq(struct pt_regs *); extern void imx_enable_cpu(int cpu, bool enable); extern void imx_set_cpu_jump(int cpu, void *jump_addr); -extern u32 imx_get_cpu_arg(int cpu); -extern void imx_set_cpu_arg(int cpu, u32 arg); extern void v7_cpu_resume(void); extern u32 *pl310_get_save_ptr(void); #ifdef CONFIG_SMP diff --git a/trunk/arch/arm/mach-imx/headsmp.S b/trunk/arch/arm/mach-imx/headsmp.S index a58c8b0527cc..921fc1555854 100644 --- a/trunk/arch/arm/mach-imx/headsmp.S +++ b/trunk/arch/arm/mach-imx/headsmp.S @@ -26,16 +26,16 @@ ENDPROC(v7_secondary_startup) #ifdef CONFIG_PM /* - * The following code must assume it is running from physical address - * where absolute virtual addresses to the data section have to be - * turned into relative ones. + * The following code is located into the .data section. This is to + * allow phys_l2x0_saved_regs to be accessed with a relative load + * as we are running on physical address here. */ + .data + .align #ifdef CONFIG_CACHE_L2X0 .macro pl310_resume - adr r0, l2x0_saved_regs_offset - ldr r2, [r0] - add r2, r2, r0 + ldr r2, phys_l2x0_saved_regs ldr r0, [r2, #L2X0_R_PHY_BASE] @ get physical base of l2x0 ldr r1, [r2, #L2X0_R_AUX_CTRL] @ get aux_ctrl value str r1, [r0, #L2X0_AUX_CTRL] @ restore aux_ctrl @@ -43,9 +43,9 @@ ENDPROC(v7_secondary_startup) str r1, [r0, #L2X0_CTRL] @ re-enable L2 .endm -l2x0_saved_regs_offset: - .word l2x0_saved_regs - . - + .globl phys_l2x0_saved_regs +phys_l2x0_saved_regs: + .long 0 #else .macro pl310_resume .endm diff --git a/trunk/arch/arm/mach-imx/hotplug.c b/trunk/arch/arm/mach-imx/hotplug.c index 361a253e2b63..7bc5fe15dda2 100644 --- a/trunk/arch/arm/mach-imx/hotplug.c +++ b/trunk/arch/arm/mach-imx/hotplug.c @@ -46,23 +46,11 @@ static inline void cpu_enter_lowpower(void) void imx_cpu_die(unsigned int cpu) { cpu_enter_lowpower(); - /* - * We use the cpu jumping argument register to sync with - * imx_cpu_kill() which is running on cpu0 and waiting for - * the register being cleared to kill the cpu. - */ - imx_set_cpu_arg(cpu, ~0); cpu_do_idle(); } int imx_cpu_kill(unsigned int cpu) { - unsigned long timeout = jiffies + msecs_to_jiffies(50); - - while (imx_get_cpu_arg(cpu) == 0) - if (time_after(jiffies, timeout)) - return 0; imx_enable_cpu(cpu, false); - imx_set_cpu_arg(cpu, 0); return 1; } diff --git a/trunk/arch/arm/mach-imx/imx25-dt.c b/trunk/arch/arm/mach-imx/imx25-dt.c index 82348391582a..03b65e5ea541 100644 --- a/trunk/arch/arm/mach-imx/imx25-dt.c +++ b/trunk/arch/arm/mach-imx/imx25-dt.c @@ -27,11 +27,6 @@ static const char * const imx25_dt_board_compat[] __initconst = { NULL }; -static void __init imx25_timer_init(void) -{ - mx25_clocks_init_dt(); -} - DT_MACHINE_START(IMX25_DT, "Freescale i.MX25 (Device Tree Support)") .map_io = mx25_map_io, .init_early = imx25_init_early, diff --git a/trunk/arch/arm/mach-imx/pm-imx6q.c b/trunk/arch/arm/mach-imx/pm-imx6q.c index 5faba7a3c95f..ee42d20cba19 100644 --- a/trunk/arch/arm/mach-imx/pm-imx6q.c +++ b/trunk/arch/arm/mach-imx/pm-imx6q.c @@ -22,6 +22,8 @@ #include "common.h" #include "hardware.h" +extern unsigned long phys_l2x0_saved_regs; + static int imx6q_suspend_finish(unsigned long val) { cpu_do_idle(); @@ -55,5 +57,18 @@ static const struct platform_suspend_ops imx6q_pm_ops = { void __init imx6q_pm_init(void) { + /* + * The l2x0 core code provides an infrastucture to save and restore + * l2x0 registers across suspend/resume cycle. But because imx6q + * retains L2 content during suspend and needs to resume L2 before + * MMU is enabled, it can only utilize register saving support and + * have to take care of restoring on its own. So we save physical + * address of the data structure used by l2x0 core to save registers, + * and later restore the necessary ones in imx6q resume entry. + */ +#ifdef CONFIG_CACHE_L2X0 + phys_l2x0_saved_regs = __pa(&l2x0_saved_regs); +#endif + suspend_set_ops(&imx6q_pm_ops); } diff --git a/trunk/arch/arm/mach-imx/src.c b/trunk/arch/arm/mach-imx/src.c index 09a742f8c7ab..e15f1555c59b 100644 --- a/trunk/arch/arm/mach-imx/src.c +++ b/trunk/arch/arm/mach-imx/src.c @@ -43,18 +43,6 @@ void imx_set_cpu_jump(int cpu, void *jump_addr) src_base + SRC_GPR1 + cpu * 8); } -u32 imx_get_cpu_arg(int cpu) -{ - cpu = cpu_logical_map(cpu); - return readl_relaxed(src_base + SRC_GPR1 + cpu * 8 + 4); -} - -void imx_set_cpu_arg(int cpu, u32 arg) -{ - cpu = cpu_logical_map(cpu); - writel_relaxed(arg, src_base + SRC_GPR1 + cpu * 8 + 4); -} - void imx_src_prepare_restart(void) { u32 val; diff --git a/trunk/arch/arm/mach-ixp4xx/vulcan-setup.c b/trunk/arch/arm/mach-ixp4xx/vulcan-setup.c index d599e354ca57..d42730a1d4ab 100644 --- a/trunk/arch/arm/mach-ixp4xx/vulcan-setup.c +++ b/trunk/arch/arm/mach-ixp4xx/vulcan-setup.c @@ -163,7 +163,6 @@ static struct platform_device vulcan_max6369 = { static struct w1_gpio_platform_data vulcan_w1_gpio_pdata = { .pin = 14, - .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device vulcan_w1_gpio = { diff --git a/trunk/arch/arm/mach-kirkwood/board-dt.c b/trunk/arch/arm/mach-kirkwood/board-dt.c index d367aa6b47bb..2e73e9d53f70 100644 --- a/trunk/arch/arm/mach-kirkwood/board-dt.c +++ b/trunk/arch/arm/mach-kirkwood/board-dt.c @@ -41,12 +41,16 @@ static void __init kirkwood_legacy_clk_init(void) struct device_node *np = of_find_compatible_node( NULL, NULL, "marvell,kirkwood-gating-clock"); + struct of_phandle_args clkspec; - struct clk *clk; clkspec.np = np; clkspec.args_count = 1; + clkspec.args[0] = CGC_BIT_GE0; + orion_clkdev_add(NULL, "mv643xx_eth_port.0", + of_clk_get_from_provider(&clkspec)); + clkspec.args[0] = CGC_BIT_PEX0; orion_clkdev_add("0", "pcie", of_clk_get_from_provider(&clkspec)); @@ -55,24 +59,9 @@ static void __init kirkwood_legacy_clk_init(void) orion_clkdev_add("1", "pcie", of_clk_get_from_provider(&clkspec)); - clkspec.args[0] = CGC_BIT_SDIO; - orion_clkdev_add(NULL, "mvsdio", - of_clk_get_from_provider(&clkspec)); - - /* - * The ethernet interfaces forget the MAC address assigned by - * u-boot if the clocks are turned off. Until proper DT support - * is available we always enable them for now. - */ - clkspec.args[0] = CGC_BIT_GE0; - clk = of_clk_get_from_provider(&clkspec); - orion_clkdev_add(NULL, "mv643xx_eth_port.0", clk); - clk_prepare_enable(clk); - clkspec.args[0] = CGC_BIT_GE1; - clk = of_clk_get_from_provider(&clkspec); - orion_clkdev_add(NULL, "mv643xx_eth_port.1", clk); - clk_prepare_enable(clk); + orion_clkdev_add(NULL, "mv643xx_eth_port.1", + of_clk_get_from_provider(&clkspec)); } static void __init kirkwood_of_clk_init(void) diff --git a/trunk/arch/arm/mach-kirkwood/board-iomega_ix2_200.c b/trunk/arch/arm/mach-kirkwood/board-iomega_ix2_200.c index e5f70415905a..f655b2637b0e 100644 --- a/trunk/arch/arm/mach-kirkwood/board-iomega_ix2_200.c +++ b/trunk/arch/arm/mach-kirkwood/board-iomega_ix2_200.c @@ -20,15 +20,10 @@ static struct mv643xx_eth_platform_data iomega_ix2_200_ge00_data = { .duplex = DUPLEX_FULL, }; -static struct mv643xx_eth_platform_data iomega_ix2_200_ge01_data = { - .phy_addr = MV643XX_ETH_PHY_ADDR(11), -}; - void __init iomega_ix2_200_init(void) { /* * Basic setup. Needs to be called early. */ - kirkwood_ge00_init(&iomega_ix2_200_ge00_data); - kirkwood_ge01_init(&iomega_ix2_200_ge01_data); + kirkwood_ge01_init(&iomega_ix2_200_ge00_data); } diff --git a/trunk/arch/arm/mach-kirkwood/guruplug-setup.c b/trunk/arch/arm/mach-kirkwood/guruplug-setup.c index 08dd739aa709..1c6e736cbbf8 100644 --- a/trunk/arch/arm/mach-kirkwood/guruplug-setup.c +++ b/trunk/arch/arm/mach-kirkwood/guruplug-setup.c @@ -53,8 +53,6 @@ static struct mv_sata_platform_data guruplug_sata_data = { static struct mvsdio_platform_data guruplug_mvsdio_data = { /* unfortunately the CD signal has not been connected */ - .gpio_card_detect = -1, - .gpio_write_protect = -1, }; static struct gpio_led guruplug_led_pins[] = { diff --git a/trunk/arch/arm/mach-kirkwood/openrd-setup.c b/trunk/arch/arm/mach-kirkwood/openrd-setup.c index 6a6eb548307d..8ddd69fdc937 100644 --- a/trunk/arch/arm/mach-kirkwood/openrd-setup.c +++ b/trunk/arch/arm/mach-kirkwood/openrd-setup.c @@ -55,7 +55,6 @@ static struct mv_sata_platform_data openrd_sata_data = { static struct mvsdio_platform_data openrd_mvsdio_data = { .gpio_card_detect = 29, /* MPP29 used as SD card detect */ - .gpio_write_protect = -1, }; static unsigned int openrd_mpp_config[] __initdata = { diff --git a/trunk/arch/arm/mach-kirkwood/rd88f6281-setup.c b/trunk/arch/arm/mach-kirkwood/rd88f6281-setup.c index d24223166e06..c7d93b48926b 100644 --- a/trunk/arch/arm/mach-kirkwood/rd88f6281-setup.c +++ b/trunk/arch/arm/mach-kirkwood/rd88f6281-setup.c @@ -69,7 +69,6 @@ static struct mv_sata_platform_data rd88f6281_sata_data = { static struct mvsdio_platform_data rd88f6281_mvsdio_data = { .gpio_card_detect = 28, - .gpio_write_protect = -1, }; static unsigned int rd88f6281_mpp_config[] __initdata = { diff --git a/trunk/arch/arm/mach-mmp/gplugd.c b/trunk/arch/arm/mach-mmp/gplugd.c index f62b68d926f4..d1e2d595e79c 100644 --- a/trunk/arch/arm/mach-mmp/gplugd.c +++ b/trunk/arch/arm/mach-mmp/gplugd.c @@ -9,7 +9,6 @@ */ #include -#include #include #include diff --git a/trunk/arch/arm/mach-msm/timer.c b/trunk/arch/arm/mach-msm/timer.c index f9fd77e8f1f5..2969027f02fa 100644 --- a/trunk/arch/arm/mach-msm/timer.c +++ b/trunk/arch/arm/mach-msm/timer.c @@ -62,10 +62,7 @@ static int msm_timer_set_next_event(unsigned long cycles, { u32 ctrl = readl_relaxed(event_base + TIMER_ENABLE); - ctrl &= ~TIMER_ENABLE_EN; - writel_relaxed(ctrl, event_base + TIMER_ENABLE); - - writel_relaxed(ctrl, event_base + TIMER_CLEAR); + writel_relaxed(0, event_base + TIMER_CLEAR); writel_relaxed(cycles, event_base + TIMER_MATCH_VAL); writel_relaxed(ctrl | TIMER_ENABLE_EN, event_base + TIMER_ENABLE); return 0; diff --git a/trunk/arch/arm/mach-mvebu/irq-armada-370-xp.c b/trunk/arch/arm/mach-mvebu/irq-armada-370-xp.c index d5970f5a1e8d..274ff58271de 100644 --- a/trunk/arch/arm/mach-mvebu/irq-armada-370-xp.c +++ b/trunk/arch/arm/mach-mvebu/irq-armada-370-xp.c @@ -44,8 +44,6 @@ #define ARMADA_370_XP_MAX_PER_CPU_IRQS (28) -#define ARMADA_370_XP_TIMER0_PER_CPU_IRQ (5) - #define ACTIVE_DOORBELLS (8) static DEFINE_RAW_SPINLOCK(irq_controller_lock); @@ -61,26 +59,36 @@ static struct irq_domain *armada_370_xp_mpic_domain; */ static void armada_370_xp_irq_mask(struct irq_data *d) { +#ifdef CONFIG_SMP irq_hw_number_t hwirq = irqd_to_hwirq(d); - if (hwirq != ARMADA_370_XP_TIMER0_PER_CPU_IRQ) + if (hwirq > ARMADA_370_XP_MAX_PER_CPU_IRQS) writel(hwirq, main_int_base + ARMADA_370_XP_INT_CLEAR_ENABLE_OFFS); else writel(hwirq, per_cpu_int_base + ARMADA_370_XP_INT_SET_MASK_OFFS); +#else + writel(irqd_to_hwirq(d), + per_cpu_int_base + ARMADA_370_XP_INT_SET_MASK_OFFS); +#endif } static void armada_370_xp_irq_unmask(struct irq_data *d) { +#ifdef CONFIG_SMP irq_hw_number_t hwirq = irqd_to_hwirq(d); - if (hwirq != ARMADA_370_XP_TIMER0_PER_CPU_IRQ) + if (hwirq > ARMADA_370_XP_MAX_PER_CPU_IRQS) writel(hwirq, main_int_base + ARMADA_370_XP_INT_SET_ENABLE_OFFS); else writel(hwirq, per_cpu_int_base + ARMADA_370_XP_INT_CLEAR_MASK_OFFS); +#else + writel(irqd_to_hwirq(d), + per_cpu_int_base + ARMADA_370_XP_INT_CLEAR_MASK_OFFS); +#endif } #ifdef CONFIG_SMP @@ -136,14 +144,10 @@ static int armada_370_xp_mpic_irq_map(struct irq_domain *h, unsigned int virq, irq_hw_number_t hw) { armada_370_xp_irq_mask(irq_get_irq_data(virq)); - if (hw != ARMADA_370_XP_TIMER0_PER_CPU_IRQ) - writel(hw, per_cpu_int_base + - ARMADA_370_XP_INT_CLEAR_MASK_OFFS); - else - writel(hw, main_int_base + ARMADA_370_XP_INT_SET_ENABLE_OFFS); + writel(hw, main_int_base + ARMADA_370_XP_INT_SET_ENABLE_OFFS); irq_set_status_flags(virq, IRQ_LEVEL); - if (hw == ARMADA_370_XP_TIMER0_PER_CPU_IRQ) { + if (hw < ARMADA_370_XP_MAX_PER_CPU_IRQS) { irq_set_percpu_devid(virq); irq_set_chip_and_handler(virq, &armada_370_xp_irq_chip, handle_percpu_devid_irq); diff --git a/trunk/arch/arm/mach-mxs/icoll.c b/trunk/arch/arm/mach-mxs/icoll.c index e26eeba46598..8fb23af154b3 100644 --- a/trunk/arch/arm/mach-mxs/icoll.c +++ b/trunk/arch/arm/mach-mxs/icoll.c @@ -100,7 +100,7 @@ static struct irq_domain_ops icoll_irq_domain_ops = { .xlate = irq_domain_xlate_onecell, }; -static void __init icoll_of_init(struct device_node *np, +void __init icoll_of_init(struct device_node *np, struct device_node *interrupt_parent) { /* diff --git a/trunk/arch/arm/mach-mxs/mach-mxs.c b/trunk/arch/arm/mach-mxs/mach-mxs.c index e7b781d3788f..052186713347 100644 --- a/trunk/arch/arm/mach-mxs/mach-mxs.c +++ b/trunk/arch/arm/mach-mxs/mach-mxs.c @@ -41,6 +41,8 @@ static struct fb_videomode mx23evk_video_modes[] = { .lower_margin = 4, .hsync_len = 1, .vsync_len = 1, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -57,6 +59,8 @@ static struct fb_videomode mx28evk_video_modes[] = { .lower_margin = 10, .hsync_len = 10, .vsync_len = 10, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -73,6 +77,7 @@ static struct fb_videomode m28evk_video_modes[] = { .lower_margin = 45, .hsync_len = 1, .vsync_len = 1, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT, }, }; @@ -89,7 +94,9 @@ static struct fb_videomode apx4devkit_video_modes[] = { .lower_margin = 13, .hsync_len = 48, .vsync_len = 3, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT | + FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -106,7 +113,9 @@ static struct fb_videomode apf28dev_video_modes[] = { .lower_margin = 0x15, .hsync_len = 64, .vsync_len = 4, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT | + FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -123,6 +132,7 @@ static struct fb_videomode cfa10049_video_modes[] = { .lower_margin = 2, .hsync_len = 15, .vsync_len = 15, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT }, }; @@ -249,8 +259,6 @@ static void __init imx23_evk_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(mx23evk_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | - MXSFB_SYNC_DOTCLK_FAILING_ACT; } static inline void enable_clk_enet_out(void) @@ -270,8 +278,6 @@ static void __init imx28_evk_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(mx28evk_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | - MXSFB_SYNC_DOTCLK_FAILING_ACT; mxs_saif_clkmux_select(MXS_DIGCTL_SAIF_CLKMUX_EXTMSTR0); } @@ -291,7 +297,6 @@ static void __init m28evk_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(m28evk_video_modes); mxsfb_pdata.default_bpp = 16; mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT; } static void __init sc_sps1_init(void) @@ -317,8 +322,6 @@ static void __init apx4devkit_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(apx4devkit_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | - MXSFB_SYNC_DOTCLK_FAILING_ACT; } #define ENET0_MDC__GPIO_4_0 MXS_GPIO_NR(4, 0) @@ -399,18 +402,17 @@ static void __init cfa10049_init(void) { enable_clk_enet_out(); update_fec_mac_prop(OUI_CRYSTALFONTZ); - - mxsfb_pdata.mode_list = cfa10049_video_modes; - mxsfb_pdata.mode_count = ARRAY_SIZE(cfa10049_video_modes); - mxsfb_pdata.default_bpp = 32; - mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT; } static void __init cfa10037_init(void) { enable_clk_enet_out(); update_fec_mac_prop(OUI_CRYSTALFONTZ); + + mxsfb_pdata.mode_list = cfa10049_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(cfa10049_video_modes); + mxsfb_pdata.default_bpp = 32; + mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; } static void __init apf28_init(void) @@ -421,8 +423,6 @@ static void __init apf28_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(apf28dev_video_modes); mxsfb_pdata.default_bpp = 16; mxsfb_pdata.ld_intf_width = STMLCDIF_16BIT; - mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | - MXSFB_SYNC_DOTCLK_FAILING_ACT; } static void __init mxs_machine_init(void) diff --git a/trunk/arch/arm/mach-mxs/mm.c b/trunk/arch/arm/mach-mxs/mm.c index e63b7d87acbd..a4294aa9f301 100644 --- a/trunk/arch/arm/mach-mxs/mm.c +++ b/trunk/arch/arm/mach-mxs/mm.c @@ -18,7 +18,6 @@ #include #include -#include /* * Define the MX23 memory map. diff --git a/trunk/arch/arm/mach-mxs/ocotp.c b/trunk/arch/arm/mach-mxs/ocotp.c index 1dff46703753..54add60f94c9 100644 --- a/trunk/arch/arm/mach-mxs/ocotp.c +++ b/trunk/arch/arm/mach-mxs/ocotp.c @@ -19,7 +19,6 @@ #include /* for cpu_relax() */ #include -#include #define OCOTP_WORD_OFFSET 0x20 #define OCOTP_WORD_COUNT 0x20 diff --git a/trunk/arch/arm/mach-netx/generic.c b/trunk/arch/arm/mach-netx/generic.c index 1504b68f4c66..27c2cb7ab813 100644 --- a/trunk/arch/arm/mach-netx/generic.c +++ b/trunk/arch/arm/mach-netx/generic.c @@ -168,7 +168,7 @@ void __init netx_init_irq(void) { int irq; - vic_init(io_p2v(NETX_PA_VIC), NETX_IRQ_VIC_START, ~0, 0); + vic_init(io_p2v(NETX_PA_VIC), 0, ~0, 0); for (irq = NETX_IRQ_HIF_CHAINED(0); irq <= NETX_IRQ_HIF_LAST; irq++) { irq_set_chip_and_handler(irq, &netx_hif_chip, diff --git a/trunk/arch/arm/mach-netx/include/mach/irqs.h b/trunk/arch/arm/mach-netx/include/mach/irqs.h index 8f74a844a775..6ce914d54a30 100644 --- a/trunk/arch/arm/mach-netx/include/mach/irqs.h +++ b/trunk/arch/arm/mach-netx/include/mach/irqs.h @@ -17,42 +17,42 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#define NETX_IRQ_VIC_START 64 -#define NETX_IRQ_SOFTINT (NETX_IRQ_VIC_START + 0) -#define NETX_IRQ_TIMER0 (NETX_IRQ_VIC_START + 1) -#define NETX_IRQ_TIMER1 (NETX_IRQ_VIC_START + 2) -#define NETX_IRQ_TIMER2 (NETX_IRQ_VIC_START + 3) -#define NETX_IRQ_SYSTIME_NS (NETX_IRQ_VIC_START + 4) -#define NETX_IRQ_SYSTIME_S (NETX_IRQ_VIC_START + 5) -#define NETX_IRQ_GPIO_15 (NETX_IRQ_VIC_START + 6) -#define NETX_IRQ_WATCHDOG (NETX_IRQ_VIC_START + 7) -#define NETX_IRQ_UART0 (NETX_IRQ_VIC_START + 8) -#define NETX_IRQ_UART1 (NETX_IRQ_VIC_START + 9) -#define NETX_IRQ_UART2 (NETX_IRQ_VIC_START + 10) -#define NETX_IRQ_USB (NETX_IRQ_VIC_START + 11) -#define NETX_IRQ_SPI (NETX_IRQ_VIC_START + 12) -#define NETX_IRQ_I2C (NETX_IRQ_VIC_START + 13) -#define NETX_IRQ_LCD (NETX_IRQ_VIC_START + 14) -#define NETX_IRQ_HIF (NETX_IRQ_VIC_START + 15) -#define NETX_IRQ_GPIO_0_14 (NETX_IRQ_VIC_START + 16) -#define NETX_IRQ_XPEC0 (NETX_IRQ_VIC_START + 17) -#define NETX_IRQ_XPEC1 (NETX_IRQ_VIC_START + 18) -#define NETX_IRQ_XPEC2 (NETX_IRQ_VIC_START + 19) -#define NETX_IRQ_XPEC3 (NETX_IRQ_VIC_START + 20) -#define NETX_IRQ_XPEC(no) (NETX_IRQ_VIC_START + 17 + (no)) -#define NETX_IRQ_MSYNC0 (NETX_IRQ_VIC_START + 21) -#define NETX_IRQ_MSYNC1 (NETX_IRQ_VIC_START + 22) -#define NETX_IRQ_MSYNC2 (NETX_IRQ_VIC_START + 23) -#define NETX_IRQ_MSYNC3 (NETX_IRQ_VIC_START + 24) -#define NETX_IRQ_IRQ_PHY (NETX_IRQ_VIC_START + 25) -#define NETX_IRQ_ISO_AREA (NETX_IRQ_VIC_START + 26) +#define NETX_IRQ_VIC_START 0 +#define NETX_IRQ_SOFTINT 0 +#define NETX_IRQ_TIMER0 1 +#define NETX_IRQ_TIMER1 2 +#define NETX_IRQ_TIMER2 3 +#define NETX_IRQ_SYSTIME_NS 4 +#define NETX_IRQ_SYSTIME_S 5 +#define NETX_IRQ_GPIO_15 6 +#define NETX_IRQ_WATCHDOG 7 +#define NETX_IRQ_UART0 8 +#define NETX_IRQ_UART1 9 +#define NETX_IRQ_UART2 10 +#define NETX_IRQ_USB 11 +#define NETX_IRQ_SPI 12 +#define NETX_IRQ_I2C 13 +#define NETX_IRQ_LCD 14 +#define NETX_IRQ_HIF 15 +#define NETX_IRQ_GPIO_0_14 16 +#define NETX_IRQ_XPEC0 17 +#define NETX_IRQ_XPEC1 18 +#define NETX_IRQ_XPEC2 19 +#define NETX_IRQ_XPEC3 20 +#define NETX_IRQ_XPEC(no) (17 + (no)) +#define NETX_IRQ_MSYNC0 21 +#define NETX_IRQ_MSYNC1 22 +#define NETX_IRQ_MSYNC2 23 +#define NETX_IRQ_MSYNC3 24 +#define NETX_IRQ_IRQ_PHY 25 +#define NETX_IRQ_ISO_AREA 26 /* int 27 is reserved */ /* int 28 is reserved */ -#define NETX_IRQ_TIMER3 (NETX_IRQ_VIC_START + 29) -#define NETX_IRQ_TIMER4 (NETX_IRQ_VIC_START + 30) +#define NETX_IRQ_TIMER3 29 +#define NETX_IRQ_TIMER4 30 /* int 31 is reserved */ -#define NETX_IRQS (NETX_IRQ_VIC_START + 32) +#define NETX_IRQS 32 /* for multiplexed irqs on gpio 0..14 */ #define NETX_IRQ_GPIO(x) (NETX_IRQS + (x)) diff --git a/trunk/arch/arm/mach-omap1/clock_data.c b/trunk/arch/arm/mach-omap1/clock_data.c index 6c4f766365a2..cb7c6ae2e3fc 100644 --- a/trunk/arch/arm/mach-omap1/clock_data.c +++ b/trunk/arch/arm/mach-omap1/clock_data.c @@ -538,6 +538,15 @@ static struct clk usb_hhc_ck16xx = { }; static struct clk usb_dc_ck = { + .name = "usb_dc_ck", + .ops = &clkops_generic, + /* Direct from ULPD, no parent */ + .rate = 48000000, + .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG), + .enable_bit = USB_REQ_EN_SHIFT, +}; + +static struct clk usb_dc_ck7xx = { .name = "usb_dc_ck", .ops = &clkops_generic, /* Direct from ULPD, no parent */ @@ -718,7 +727,8 @@ static struct omap_clk omap_clks[] = { CLK(NULL, "usb_clko", &usb_clko, CK_16XX | CK_1510 | CK_310), CLK(NULL, "usb_hhc_ck", &usb_hhc_ck1510, CK_1510 | CK_310), CLK(NULL, "usb_hhc_ck", &usb_hhc_ck16xx, CK_16XX), - CLK(NULL, "usb_dc_ck", &usb_dc_ck, CK_16XX | CK_7XX), + CLK(NULL, "usb_dc_ck", &usb_dc_ck, CK_16XX), + CLK(NULL, "usb_dc_ck", &usb_dc_ck7xx, CK_7XX), CLK(NULL, "mclk", &mclk_1510, CK_1510 | CK_310), CLK(NULL, "mclk", &mclk_16xx, CK_16XX), CLK(NULL, "bclk", &bclk_1510, CK_1510 | CK_310), diff --git a/trunk/arch/arm/mach-omap1/common.h b/trunk/arch/arm/mach-omap1/common.h index 14f7e9920479..fb18831e88aa 100644 --- a/trunk/arch/arm/mach-omap1/common.h +++ b/trunk/arch/arm/mach-omap1/common.h @@ -31,8 +31,6 @@ #include -#include - #if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) void omap7xx_map_io(void); #else diff --git a/trunk/arch/arm/mach-omap2/Kconfig b/trunk/arch/arm/mach-omap2/Kconfig index 8111cd9ff3e5..49ac3dfebef9 100644 --- a/trunk/arch/arm/mach-omap2/Kconfig +++ b/trunk/arch/arm/mach-omap2/Kconfig @@ -311,6 +311,9 @@ config MACH_OMAP_ZOOM2 default y select OMAP_PACKAGE_CBB select REGULATOR_FIXED_VOLTAGE if REGULATOR + select SERIAL_8250 + select SERIAL_8250_CONSOLE + select SERIAL_CORE_CONSOLE config MACH_OMAP_ZOOM3 bool "OMAP3630 Zoom3 board" @@ -318,6 +321,9 @@ config MACH_OMAP_ZOOM3 default y select OMAP_PACKAGE_CBP select REGULATOR_FIXED_VOLTAGE if REGULATOR + select SERIAL_8250 + select SERIAL_8250_CONSOLE + select SERIAL_CORE_CONSOLE config MACH_CM_T35 bool "CompuLab CM-T35/CM-T3730 modules" diff --git a/trunk/arch/arm/mach-omap2/board-generic.c b/trunk/arch/arm/mach-omap2/board-generic.c index e54a48060198..0274ff7a2a2b 100644 --- a/trunk/arch/arm/mach-omap2/board-generic.c +++ b/trunk/arch/arm/mach-omap2/board-generic.c @@ -102,7 +102,6 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)") .init_irq = omap_intc_of_init, .handle_irq = omap3_intc_handle_irq, .init_machine = omap_generic_init, - .init_late = omap3_init_late, .init_time = omap3_sync32k_timer_init, .dt_compat = omap3_boards_compat, .restart = omap3xxx_restart, @@ -120,7 +119,6 @@ DT_MACHINE_START(OMAP3_GP_DT, "Generic OMAP3-GP (Flattened Device Tree)") .init_irq = omap_intc_of_init, .handle_irq = omap3_intc_handle_irq, .init_machine = omap_generic_init, - .init_late = omap3_init_late, .init_time = omap3_secure_sync32k_timer_init, .dt_compat = omap3_gp_boards_compat, .restart = omap3xxx_restart, diff --git a/trunk/arch/arm/mach-omap2/board-rx51.c b/trunk/arch/arm/mach-omap2/board-rx51.c index d2ea68ea678a..f7c4616cbb60 100644 --- a/trunk/arch/arm/mach-omap2/board-rx51.c +++ b/trunk/arch/arm/mach-omap2/board-rx51.c @@ -17,7 +17,6 @@ #include #include #include -#include #include #include @@ -99,7 +98,6 @@ static void __init rx51_init(void) sdrc_params = nokia_get_sdram_timings(); omap_sdrc_init(sdrc_params, sdrc_params); - usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); usb_musb_init(&musb_board_data); rx51_peripherals_init(); diff --git a/trunk/arch/arm/mach-omap2/cclock44xx_data.c b/trunk/arch/arm/mach-omap2/cclock44xx_data.c index 0c6834ae1fc4..3d58f335f173 100644 --- a/trunk/arch/arm/mach-omap2/cclock44xx_data.c +++ b/trunk/arch/arm/mach-omap2/cclock44xx_data.c @@ -52,13 +52,6 @@ */ #define OMAP4_DPLL_ABE_DEFFREQ 98304000 -/* - * OMAP4 USB DPLL default frequency. In OMAP4430 TRM version V, section - * "3.6.3.9.5 DPLL_USB Preferred Settings" shows that the preferred - * locked frequency for the USB DPLL is 960MHz. - */ -#define OMAP4_DPLL_USB_DEFFREQ 960000000 - /* Root clocks */ DEFINE_CLK_FIXED_RATE(extalt_clkin_ck, CLK_IS_ROOT, 59000000, 0x0); @@ -1018,10 +1011,6 @@ DEFINE_CLK_OMAP_MUX(hsmmc2_fclk, "l3_init_clkdm", hsmmc1_fclk_sel, OMAP4430_CM_L3INIT_MMC2_CLKCTRL, OMAP4430_CLKSEL_MASK, hsmmc1_fclk_parents, func_dmic_abe_gfclk_ops); -DEFINE_CLK_GATE(ocp2scp_usb_phy_phy_48m, "func_48m_fclk", &func_48m_fclk, 0x0, - OMAP4430_CM_L3INIT_USBPHYOCP2SCP_CLKCTRL, - OMAP4430_OPTFCLKEN_PHY_48M_SHIFT, 0x0, NULL); - DEFINE_CLK_GATE(sha2md5_fck, "l3_div_ck", &l3_div_ck, 0x0, OMAP4430_CM_L4SEC_SHA2MD51_CLKCTRL, OMAP4430_MODULEMODE_SWCTRL_SHIFT, 0x0, NULL); @@ -1549,7 +1538,6 @@ static struct omap_clk omap44xx_clks[] = { CLK(NULL, "per_mcbsp4_gfclk", &per_mcbsp4_gfclk, CK_443X), CLK(NULL, "hsmmc1_fclk", &hsmmc1_fclk, CK_443X), CLK(NULL, "hsmmc2_fclk", &hsmmc2_fclk, CK_443X), - CLK(NULL, "ocp2scp_usb_phy_phy_48m", &ocp2scp_usb_phy_phy_48m, CK_443X), CLK(NULL, "sha2md5_fck", &sha2md5_fck, CK_443X), CLK(NULL, "slimbus1_fclk_1", &slimbus1_fclk_1, CK_443X), CLK(NULL, "slimbus1_fclk_0", &slimbus1_fclk_0, CK_443X), @@ -1717,13 +1705,5 @@ int __init omap4xxx_clk_init(void) if (rc) pr_err("%s: failed to configure ABE DPLL!\n", __func__); - /* - * Lock USB DPLL on OMAP4 devices so that the L3INIT power - * domain can transition to retention state when not in use. - */ - rc = clk_set_rate(&dpll_usb_ck, OMAP4_DPLL_USB_DEFFREQ); - if (rc) - pr_err("%s: failed to configure USB DPLL!\n", __func__); - return 0; } diff --git a/trunk/arch/arm/mach-omap2/common.h b/trunk/arch/arm/mach-omap2/common.h index d6ba13e1c540..0a6b9c7a63da 100644 --- a/trunk/arch/arm/mach-omap2/common.h +++ b/trunk/arch/arm/mach-omap2/common.h @@ -108,6 +108,7 @@ void omap35xx_init_late(void); void omap3630_init_late(void); void am35xx_init_late(void); void ti81xx_init_late(void); +void omap4430_init_late(void); int omap2_common_pm_late_init(void); #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430) @@ -293,8 +294,5 @@ extern void omap_reserve(void); struct omap_hwmod; extern int omap_dss_reset(struct omap_hwmod *); -/* SoC specific clock initializer */ -extern int (*omap_clk_init)(void); - #endif /* __ASSEMBLER__ */ #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */ diff --git a/trunk/arch/arm/mach-omap2/gpmc.c b/trunk/arch/arm/mach-omap2/gpmc.c index 410e1bac7815..e4b16c8efe8b 100644 --- a/trunk/arch/arm/mach-omap2/gpmc.c +++ b/trunk/arch/arm/mach-omap2/gpmc.c @@ -1122,6 +1122,9 @@ int gpmc_calc_timings(struct gpmc_timings *gpmc_t, /* TODO: remove, see function definition */ gpmc_convert_ps_to_ns(gpmc_t); + /* Now the GPMC is initialised, unreserve the chip-selects */ + gpmc_cs_map = 0; + return 0; } @@ -1380,9 +1383,6 @@ static int gpmc_probe(struct platform_device *pdev) if (IS_ERR_VALUE(gpmc_setup_irq())) dev_warn(gpmc_dev, "gpmc_setup_irq failed\n"); - /* Now the GPMC is initialised, unreserve the chip-selects */ - gpmc_cs_map = 0; - rc = gpmc_probe_dt(pdev); if (rc < 0) { clk_disable_unprepare(gpmc_l3_clk); diff --git a/trunk/arch/arm/mach-omap2/io.c b/trunk/arch/arm/mach-omap2/io.c index 5c445ca1e271..2c3fdd65387b 100644 --- a/trunk/arch/arm/mach-omap2/io.c +++ b/trunk/arch/arm/mach-omap2/io.c @@ -54,12 +54,6 @@ #include "prm3xxx.h" #include "prm44xx.h" -/* - * omap_clk_init: points to a function that does the SoC-specific - * clock initializations - */ -int (*omap_clk_init)(void); - /* * The machine specific code may provide the extra mapping besides the * default mapping provided here. @@ -403,7 +397,7 @@ void __init omap2420_init_early(void) omap242x_clockdomains_init(); omap2420_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap2420_clk_init; + omap2420_clk_init(); } void __init omap2420_init_late(void) @@ -433,7 +427,7 @@ void __init omap2430_init_early(void) omap243x_clockdomains_init(); omap2430_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap2430_clk_init; + omap2430_clk_init(); } void __init omap2430_init_late(void) @@ -468,7 +462,7 @@ void __init omap3_init_early(void) omap3xxx_clockdomains_init(); omap3xxx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap3xxx_clk_init; + omap3xxx_clk_init(); } void __init omap3430_init_early(void) @@ -506,7 +500,7 @@ void __init ti81xx_init_early(void) omap3xxx_clockdomains_init(); omap3xxx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap3xxx_clk_init; + omap3xxx_clk_init(); } void __init omap3_init_late(void) @@ -574,7 +568,7 @@ void __init am33xx_init_early(void) am33xx_clockdomains_init(); am33xx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = am33xx_clk_init; + am33xx_clk_init(); } #endif @@ -599,7 +593,7 @@ void __init omap4430_init_early(void) omap44xx_clockdomains_init(); omap44xx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap4xxx_clk_init; + omap4xxx_clk_init(); } void __init omap4430_init_late(void) diff --git a/trunk/arch/arm/mach-omap2/mux.c b/trunk/arch/arm/mach-omap2/mux.c index f82cf878d6af..6a217c98db54 100644 --- a/trunk/arch/arm/mach-omap2/mux.c +++ b/trunk/arch/arm/mach-omap2/mux.c @@ -211,6 +211,8 @@ static int __init _omap_mux_get_by_name(struct omap_mux_partition *partition, return -EINVAL; } + pr_err("%s: Could not find signal %s\n", __func__, muxname); + return -ENODEV; } @@ -232,8 +234,6 @@ int __init omap_mux_get_by_name(const char *muxname, return mux_mode; } - pr_err("%s: Could not find signal %s\n", __func__, muxname); - return -ENODEV; } @@ -739,9 +739,8 @@ static void __init omap_mux_dbg_create_entry( list_for_each_entry(e, &partition->muxmodes, node) { struct omap_mux *m = &e->mux; - (void)debugfs_create_file(m->muxnames[0], S_IWUSR | S_IRUGO, - mux_dbg_dir, m, - &omap_mux_dbg_signal_fops); + (void)debugfs_create_file(m->muxnames[0], S_IWUSR, mux_dbg_dir, + m, &omap_mux_dbg_signal_fops); } } diff --git a/trunk/arch/arm/mach-omap2/omap_hwmod.c b/trunk/arch/arm/mach-omap2/omap_hwmod.c index a202a4785104..c2c798c08c2b 100644 --- a/trunk/arch/arm/mach-omap2/omap_hwmod.c +++ b/trunk/arch/arm/mach-omap2/omap_hwmod.c @@ -1368,9 +1368,7 @@ static void _enable_sysc(struct omap_hwmod *oh) } if (sf & SYSC_HAS_MIDLEMODE) { - if (oh->flags & HWMOD_FORCE_MSTANDBY) { - idlemode = HWMOD_IDLEMODE_FORCE; - } else if (oh->flags & HWMOD_SWSUP_MSTANDBY) { + if (oh->flags & HWMOD_SWSUP_MSTANDBY) { idlemode = HWMOD_IDLEMODE_NO; } else { if (sf & SYSC_HAS_ENAWAKEUP) @@ -1442,8 +1440,7 @@ static void _idle_sysc(struct omap_hwmod *oh) } if (sf & SYSC_HAS_MIDLEMODE) { - if ((oh->flags & HWMOD_SWSUP_MSTANDBY) || - (oh->flags & HWMOD_FORCE_MSTANDBY)) { + if (oh->flags & HWMOD_SWSUP_MSTANDBY) { idlemode = HWMOD_IDLEMODE_FORCE; } else { if (sf & SYSC_HAS_ENAWAKEUP) diff --git a/trunk/arch/arm/mach-omap2/omap_hwmod.h b/trunk/arch/arm/mach-omap2/omap_hwmod.h index d5dc935f6060..d43d9b608eda 100644 --- a/trunk/arch/arm/mach-omap2/omap_hwmod.h +++ b/trunk/arch/arm/mach-omap2/omap_hwmod.h @@ -427,8 +427,8 @@ struct omap_hwmod_omap4_prcm { * * HWMOD_SWSUP_SIDLE: omap_hwmod code should manually bring module in and out * of idle, rather than relying on module smart-idle - * HWMOD_SWSUP_MSTANDBY: omap_hwmod code should manually bring module in and - * out of standby, rather than relying on module smart-standby + * HWMOD_SWSUP_MSTDBY: omap_hwmod code should manually bring module in and out + * of standby, rather than relying on module smart-standby * HWMOD_INIT_NO_RESET: don't reset this module at boot - important for * SDRAM controller, etc. XXX probably belongs outside the main hwmod file * XXX Should be HWMOD_SETUP_NO_RESET @@ -459,10 +459,6 @@ struct omap_hwmod_omap4_prcm { * correctly, or this is being abused to deal with some PM latency * issues -- but we're currently suffering from a shortage of * folks who are able to track these issues down properly. - * HWMOD_FORCE_MSTANDBY: Always keep MIDLEMODE bits cleared so that device - * is kept in force-standby mode. Failing to do so causes PM problems - * with musb on OMAP3630 at least. Note that musb has a dedicated register - * to control MSTANDBY signal when MIDLEMODE is set to force-standby. */ #define HWMOD_SWSUP_SIDLE (1 << 0) #define HWMOD_SWSUP_MSTANDBY (1 << 1) @@ -475,7 +471,6 @@ struct omap_hwmod_omap4_prcm { #define HWMOD_16BIT_REG (1 << 8) #define HWMOD_EXT_OPT_MAIN_CLK (1 << 9) #define HWMOD_BLOCK_WFI (1 << 10) -#define HWMOD_FORCE_MSTANDBY (1 << 11) /* * omap_hwmod._int_flags definitions diff --git a/trunk/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/trunk/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 5112d04e7b79..ac7e03ec952f 100644 --- a/trunk/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/trunk/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -1707,14 +1707,9 @@ static struct omap_hwmod omap3xxx_usbhsotg_hwmod = { * Erratum ID: i479 idle_req / idle_ack mechanism potentially * broken when autoidle is enabled * workaround is to disable the autoidle bit at module level. - * - * Enabling the device in any other MIDLEMODE setting but force-idle - * causes core_pwrdm not enter idle states at least on OMAP3630. - * Note that musb has OTG_FORCESTDBY register that controls MSTANDBY - * signal when MIDLEMODE is set to force-idle. */ .flags = HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE - | HWMOD_FORCE_MSTANDBY, + | HWMOD_SWSUP_MSTANDBY, }; /* usb_otg_hs */ diff --git a/trunk/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/trunk/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 9e0576569e07..0e47d2e1687c 100644 --- a/trunk/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/trunk/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -2714,10 +2714,6 @@ static struct omap_ocp2scp_dev ocp2scp_dev_attr[] = { { } }; -static struct omap_hwmod_opt_clk ocp2scp_usb_phy_opt_clks[] = { - { .role = "48mhz", .clk = "ocp2scp_usb_phy_phy_48m" }, -}; - /* ocp2scp_usb_phy */ static struct omap_hwmod omap44xx_ocp2scp_usb_phy_hwmod = { .name = "ocp2scp_usb_phy", @@ -2732,8 +2728,6 @@ static struct omap_hwmod omap44xx_ocp2scp_usb_phy_hwmod = { }, }, .dev_attr = ocp2scp_dev_attr, - .opt_clks = ocp2scp_usb_phy_opt_clks, - .opt_clks_cnt = ARRAY_SIZE(ocp2scp_usb_phy_opt_clks), }; /* diff --git a/trunk/arch/arm/mach-omap2/timer.c b/trunk/arch/arm/mach-omap2/timer.c index f62b509ed08d..2bdd4cf17a8f 100644 --- a/trunk/arch/arm/mach-omap2/timer.c +++ b/trunk/arch/arm/mach-omap2/timer.c @@ -547,8 +547,6 @@ static inline void __init realtime_counter_init(void) clksrc_nr, clksrc_src) \ void __init omap##name##_gptimer_timer_init(void) \ { \ - if (omap_clk_init) \ - omap_clk_init(); \ omap_dmtimer_init(); \ omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \ omap2_gptimer_clocksource_init((clksrc_nr), clksrc_src); \ @@ -558,8 +556,6 @@ void __init omap##name##_gptimer_timer_init(void) \ clksrc_nr, clksrc_src) \ void __init omap##name##_sync32k_timer_init(void) \ { \ - if (omap_clk_init) \ - omap_clk_init(); \ omap_dmtimer_init(); \ omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \ /* Enable the use of clocksource="gp_timer" kernel parameter */ \ diff --git a/trunk/arch/arm/mach-pxa/raumfeld.c b/trunk/arch/arm/mach-pxa/raumfeld.c index 969b0ba7fa70..af41888acbd6 100644 --- a/trunk/arch/arm/mach-pxa/raumfeld.c +++ b/trunk/arch/arm/mach-pxa/raumfeld.c @@ -505,7 +505,6 @@ static struct w1_gpio_platform_data w1_gpio_platform_data = { .pin = GPIO_ONE_WIRE, .is_open_drain = 0, .enable_external_pullup = w1_enable_external_pullup, - .ext_pullup_enable_pin = -EINVAL, }; struct platform_device raumfeld_w1_gpio_device = { diff --git a/trunk/arch/arm/mach-s3c24xx/include/mach/irqs.h b/trunk/arch/arm/mach-s3c24xx/include/mach/irqs.h index 1e73f5fa8659..b7a9f4d469e8 100644 --- a/trunk/arch/arm/mach-s3c24xx/include/mach/irqs.h +++ b/trunk/arch/arm/mach-s3c24xx/include/mach/irqs.h @@ -188,8 +188,10 @@ #if defined(CONFIG_CPU_S3C2416) #define NR_IRQS (IRQ_S3C2416_I2S1 + 1) +#elif defined(CONFIG_CPU_S3C2443) +#define NR_IRQS (IRQ_S3C2443_AC97+1) #else -#define NR_IRQS (IRQ_S3C2443_AC97 + 1) +#define NR_IRQS (IRQ_S3C2440_AC97+1) #endif /* compatibility define. */ diff --git a/trunk/arch/arm/mach-s3c24xx/irq.c b/trunk/arch/arm/mach-s3c24xx/irq.c index d8ba9bee4c7e..cb9f5e011e73 100644 --- a/trunk/arch/arm/mach-s3c24xx/irq.c +++ b/trunk/arch/arm/mach-s3c24xx/irq.c @@ -500,7 +500,7 @@ struct s3c_irq_intc *s3c24xx_init_intc(struct device_node *np, base = (void *)0xfd000000; intc->reg_mask = base + 0xa4; - intc->reg_pending = base + 0xa8; + intc->reg_pending = base + 0x08; irq_num = 20; irq_start = S3C2410_IRQ(32); irq_offset = 4; diff --git a/trunk/arch/arm/mach-s5pv210/clock.c b/trunk/arch/arm/mach-s5pv210/clock.c index f051f53e35b7..fcdf52dbcc49 100644 --- a/trunk/arch/arm/mach-s5pv210/clock.c +++ b/trunk/arch/arm/mach-s5pv210/clock.c @@ -214,6 +214,11 @@ static struct clk clk_pcmcdclk2 = { .name = "pcmcdclk", }; +static struct clk dummy_apb_pclk = { + .name = "apb_pclk", + .id = -1, +}; + static struct clk *clkset_vpllsrc_list[] = { [0] = &clk_fin_vpll, [1] = &clk_sclk_hdmi27m, @@ -300,6 +305,18 @@ static struct clk_ops clk_fout_apll_ops = { static struct clk init_clocks_off[] = { { + .name = "dma", + .devname = "dma-pl330.0", + .parent = &clk_hclk_psys.clk, + .enable = s5pv210_clk_ip0_ctrl, + .ctrlbit = (1 << 3), + }, { + .name = "dma", + .devname = "dma-pl330.1", + .parent = &clk_hclk_psys.clk, + .enable = s5pv210_clk_ip0_ctrl, + .ctrlbit = (1 << 4), + }, { .name = "rot", .parent = &clk_hclk_dsys.clk, .enable = s5pv210_clk_ip0_ctrl, @@ -556,20 +573,6 @@ static struct clk clk_hsmmc3 = { .ctrlbit = (1<<19), }; -static struct clk clk_pdma0 = { - .name = "pdma0", - .parent = &clk_hclk_psys.clk, - .enable = s5pv210_clk_ip0_ctrl, - .ctrlbit = (1 << 3), -}; - -static struct clk clk_pdma1 = { - .name = "pdma1", - .parent = &clk_hclk_psys.clk, - .enable = s5pv210_clk_ip0_ctrl, - .ctrlbit = (1 << 4), -}; - static struct clk *clkset_uart_list[] = { [6] = &clk_mout_mpll.clk, [7] = &clk_mout_epll.clk, @@ -1072,8 +1075,6 @@ static struct clk *clk_cdev[] = { &clk_hsmmc1, &clk_hsmmc2, &clk_hsmmc3, - &clk_pdma0, - &clk_pdma1, }; /* Clock initialisation code */ @@ -1332,8 +1333,6 @@ static struct clk_lookup s5pv210_clk_lookup[] = { CLKDEV_INIT(NULL, "spi_busclk0", &clk_p), CLKDEV_INIT("s5pv210-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), CLKDEV_INIT("s5pv210-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), - CLKDEV_INIT("dma-pl330.0", "apb_pclk", &clk_pdma0), - CLKDEV_INIT("dma-pl330.1", "apb_pclk", &clk_pdma1), }; void __init s5pv210_register_clocks(void) @@ -1362,5 +1361,6 @@ void __init s5pv210_register_clocks(void) for (ptr = 0; ptr < ARRAY_SIZE(clk_cdev); ptr++) s3c_disable_clocks(clk_cdev[ptr], 1); + s3c24xx_register_clock(&dummy_apb_pclk); s3c_pwmclk_init(); } diff --git a/trunk/arch/arm/mach-s5pv210/mach-goni.c b/trunk/arch/arm/mach-s5pv210/mach-goni.c index e373de44a8b6..3a38f7b34b94 100644 --- a/trunk/arch/arm/mach-s5pv210/mach-goni.c +++ b/trunk/arch/arm/mach-s5pv210/mach-goni.c @@ -845,7 +845,7 @@ static struct fimc_source_info goni_camera_sensors[] = { .mux_id = 0, .flags = V4L2_MBUS_PCLK_SAMPLE_FALLING | V4L2_MBUS_VSYNC_ACTIVE_LOW, - .fimc_bus_type = FIMC_BUS_TYPE_ITU_601, + .bus_type = FIMC_BUS_TYPE_ITU_601, .board_info = &noon010pc30_board_info, .i2c_bus_num = 0, .clk_frequency = 16000000UL, diff --git a/trunk/arch/arm/mach-shmobile/board-marzen.c b/trunk/arch/arm/mach-shmobile/board-marzen.c index fec49ebc359a..cdcb799e802f 100644 --- a/trunk/arch/arm/mach-shmobile/board-marzen.c +++ b/trunk/arch/arm/mach-shmobile/board-marzen.c @@ -32,7 +32,6 @@ #include #include #include -#include #include #include #include diff --git a/trunk/arch/arm/mach-spear3xx/spear3xx.c b/trunk/arch/arm/mach-spear3xx/spear3xx.c index d2b3937c4014..f9d754f90c59 100644 --- a/trunk/arch/arm/mach-spear3xx/spear3xx.c +++ b/trunk/arch/arm/mach-spear3xx/spear3xx.c @@ -14,7 +14,7 @@ #define pr_fmt(fmt) "SPEAr3xx: " fmt #include -#include +#include #include #include #include diff --git a/trunk/arch/arm/mach-ux500/board-mop500-sdi.c b/trunk/arch/arm/mach-ux500/board-mop500-sdi.c index 7f2cb6c5e2c1..051b62c27102 100644 --- a/trunk/arch/arm/mach-ux500/board-mop500-sdi.c +++ b/trunk/arch/arm/mach-ux500/board-mop500-sdi.c @@ -81,6 +81,7 @@ static struct stedma40_chan_cfg mop500_sdi0_dma_cfg_tx = { #endif struct mmci_platform_data mop500_sdi0_data = { + .ios_handler = mop500_sdi0_ios_handler, .ocr_mask = MMC_VDD_29_30, .f_max = 50000000, .capabilities = MMC_CAP_4_BIT_DATA | diff --git a/trunk/arch/arm/mach-ux500/board-mop500.c b/trunk/arch/arm/mach-ux500/board-mop500.c index 87d2d7b38ce9..b03457881c4b 100644 --- a/trunk/arch/arm/mach-ux500/board-mop500.c +++ b/trunk/arch/arm/mach-ux500/board-mop500.c @@ -12,7 +12,6 @@ #include #include #include -#include #include #include #include @@ -440,15 +439,6 @@ static void mop500_prox_deactivate(struct device *dev) regulator_put(prox_regulator); } -void mop500_snowball_ethernet_clock_enable(void) -{ - struct clk *clk; - - clk = clk_get_sys("fsmc", NULL); - if (!IS_ERR(clk)) - clk_prepare_enable(clk); -} - static struct cryp_platform_data u8500_cryp1_platform_data = { .mem_to_engine = { .dir = STEDMA40_MEM_TO_PERIPH, @@ -693,8 +683,6 @@ static void __init snowball_init_machine(void) mop500_audio_init(parent); mop500_uart_init(parent); - mop500_snowball_ethernet_clock_enable(); - /* This board has full regulator constraints */ regulator_has_full_constraints(); } diff --git a/trunk/arch/arm/mach-ux500/board-mop500.h b/trunk/arch/arm/mach-ux500/board-mop500.h index d38951be70df..eaa605f5d90d 100644 --- a/trunk/arch/arm/mach-ux500/board-mop500.h +++ b/trunk/arch/arm/mach-ux500/board-mop500.h @@ -104,7 +104,6 @@ void __init mop500_pinmaps_init(void); void __init snowball_pinmaps_init(void); void __init hrefv60_pinmaps_init(void); void mop500_audio_init(struct device *parent); -void mop500_snowball_ethernet_clock_enable(void); int __init mop500_uib_init(void); void mop500_uib_i2c_add(int busnum, struct i2c_board_info *info, diff --git a/trunk/arch/arm/mach-ux500/cpu-db8500.c b/trunk/arch/arm/mach-ux500/cpu-db8500.c index f1a581844372..19235cf7bbe3 100644 --- a/trunk/arch/arm/mach-ux500/cpu-db8500.c +++ b/trunk/arch/arm/mach-ux500/cpu-db8500.c @@ -312,10 +312,9 @@ static void __init u8500_init_machine(void) /* Pinmaps must be in place before devices register */ if (of_machine_is_compatible("st-ericsson,mop500")) mop500_pinmaps_init(); - else if (of_machine_is_compatible("calaosystems,snowball-a9500")) { + else if (of_machine_is_compatible("calaosystems,snowball-a9500")) snowball_pinmaps_init(); - mop500_snowball_ethernet_clock_enable(); - } else if (of_machine_is_compatible("st-ericsson,hrefv60+")) + else if (of_machine_is_compatible("st-ericsson,hrefv60+")) hrefv60_pinmaps_init(); else if (of_machine_is_compatible("st-ericsson,ccu9540")) {} /* TODO: Add pinmaps for ccu9540 board. */ diff --git a/trunk/arch/arm/mm/cache-l2x0.c b/trunk/arch/arm/mm/cache-l2x0.c index c465faca51b0..c2f37390308a 100644 --- a/trunk/arch/arm/mm/cache-l2x0.c +++ b/trunk/arch/arm/mm/cache-l2x0.c @@ -299,7 +299,7 @@ static void l2x0_unlock(u32 cache_id) int lockregs; int i; - switch (cache_id & L2X0_CACHE_ID_PART_MASK) { + switch (cache_id) { case L2X0_CACHE_ID_PART_L310: lockregs = 8; break; @@ -333,14 +333,15 @@ void __init l2x0_init(void __iomem *base, u32 aux_val, u32 aux_mask) if (cache_id_part_number_from_dt) cache_id = cache_id_part_number_from_dt; else - cache_id = readl_relaxed(l2x0_base + L2X0_CACHE_ID); + cache_id = readl_relaxed(l2x0_base + L2X0_CACHE_ID) + & L2X0_CACHE_ID_PART_MASK; aux = readl_relaxed(l2x0_base + L2X0_AUX_CTRL); aux &= aux_mask; aux |= aux_val; /* Determine the number of ways */ - switch (cache_id & L2X0_CACHE_ID_PART_MASK) { + switch (cache_id) { case L2X0_CACHE_ID_PART_L310: if (aux & (1 << 16)) ways = 16; @@ -724,6 +725,7 @@ static const struct l2x0_of_data pl310_data = { .flush_all = l2x0_flush_all, .inv_all = l2x0_inv_all, .disable = l2x0_disable, + .set_debug = pl310_set_debug, }, }; @@ -812,9 +814,10 @@ int __init l2x0_of_init(u32 aux_val, u32 aux_mask) data->save(); of_init = true; - memcpy(&outer_cache, &data->outer_cache, sizeof(outer_cache)); l2x0_init(l2x0_base, aux_val, aux_mask); + memcpy(&outer_cache, &data->outer_cache, sizeof(outer_cache)); + return 0; } #endif diff --git a/trunk/arch/arm/mm/context.c b/trunk/arch/arm/mm/context.c index 2ac37372ef52..7a0511191f6b 100644 --- a/trunk/arch/arm/mm/context.c +++ b/trunk/arch/arm/mm/context.c @@ -48,7 +48,7 @@ static DEFINE_RAW_SPINLOCK(cpu_asid_lock); static atomic64_t asid_generation = ATOMIC64_INIT(ASID_FIRST_VERSION); static DECLARE_BITMAP(asid_map, NUM_USER_ASIDS); -DEFINE_PER_CPU(atomic64_t, active_asids); +static DEFINE_PER_CPU(atomic64_t, active_asids); static DEFINE_PER_CPU(u64, reserved_asids); static cpumask_t tlb_flush_pending; @@ -152,9 +152,9 @@ static int is_reserved_asid(u64 asid) return 0; } -static u64 new_context(struct mm_struct *mm, unsigned int cpu) +static void new_context(struct mm_struct *mm, unsigned int cpu) { - u64 asid = atomic64_read(&mm->context.id); + u64 asid = mm->context.id; u64 generation = atomic64_read(&asid_generation); if (asid != 0 && is_reserved_asid(asid)) { @@ -181,14 +181,13 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu) cpumask_clear(mm_cpumask(mm)); } - return asid; + mm->context.id = asid; } void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk) { unsigned long flags; unsigned int cpu = smp_processor_id(); - u64 asid; if (unlikely(mm->context.vmalloc_seq != init_mm.context.vmalloc_seq)) __check_vmalloc_seq(mm); @@ -199,27 +198,20 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk) */ cpu_set_reserved_ttbr0(); - asid = atomic64_read(&mm->context.id); - if (!((asid ^ atomic64_read(&asid_generation)) >> ASID_BITS) - && atomic64_xchg(&per_cpu(active_asids, cpu), asid)) + if (!((mm->context.id ^ atomic64_read(&asid_generation)) >> ASID_BITS) + && atomic64_xchg(&per_cpu(active_asids, cpu), mm->context.id)) goto switch_mm_fastpath; raw_spin_lock_irqsave(&cpu_asid_lock, flags); /* Check that our ASID belongs to the current generation. */ - asid = atomic64_read(&mm->context.id); - if ((asid ^ atomic64_read(&asid_generation)) >> ASID_BITS) { - asid = new_context(mm, cpu); - atomic64_set(&mm->context.id, asid); - } + if ((mm->context.id ^ atomic64_read(&asid_generation)) >> ASID_BITS) + new_context(mm, cpu); - if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) { - local_flush_bp_all(); - local_flush_tlb_all(); - dummy_flush_tlb_a15_erratum(); - } - - atomic64_set(&per_cpu(active_asids, cpu), asid); + atomic64_set(&per_cpu(active_asids, cpu), mm->context.id); cpumask_set_cpu(cpu, mm_cpumask(mm)); + + if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) + local_flush_tlb_all(); raw_spin_unlock_irqrestore(&cpu_asid_lock, flags); switch_mm_fastpath: diff --git a/trunk/arch/arm/mm/dma-mapping.c b/trunk/arch/arm/mm/dma-mapping.c index e9db6b4bf65a..c7e3759f16d3 100644 --- a/trunk/arch/arm/mm/dma-mapping.c +++ b/trunk/arch/arm/mm/dma-mapping.c @@ -342,7 +342,6 @@ static int __init atomic_pool_init(void) { struct dma_pool *pool = &atomic_pool; pgprot_t prot = pgprot_dmacoherent(pgprot_kernel); - gfp_t gfp = GFP_KERNEL | GFP_DMA; unsigned long nr_pages = pool->size >> PAGE_SHIFT; unsigned long *bitmap; struct page *page; @@ -362,8 +361,8 @@ static int __init atomic_pool_init(void) ptr = __alloc_from_contiguous(NULL, pool->size, prot, &page, atomic_pool_init); else - ptr = __alloc_remap_buffer(NULL, pool->size, gfp, prot, &page, - atomic_pool_init); + ptr = __alloc_remap_buffer(NULL, pool->size, GFP_KERNEL, prot, + &page, atomic_pool_init); if (ptr) { int i; diff --git a/trunk/arch/arm/mm/idmap.c b/trunk/arch/arm/mm/idmap.c index 5ee505c937d1..2dffc010cc41 100644 --- a/trunk/arch/arm/mm/idmap.c +++ b/trunk/arch/arm/mm/idmap.c @@ -141,7 +141,6 @@ void setup_mm_for_reboot(void) { /* Switch to the identity mapping. */ cpu_switch_mm(idmap_pgd, &init_mm); - local_flush_bp_all(); #ifdef CONFIG_CPU_HAS_ASID /* diff --git a/trunk/arch/arm/mm/mmu.c b/trunk/arch/arm/mm/mmu.c index 78978945492a..e95a996ab78f 100644 --- a/trunk/arch/arm/mm/mmu.c +++ b/trunk/arch/arm/mm/mmu.c @@ -598,60 +598,39 @@ static void __init alloc_init_pte(pmd_t *pmd, unsigned long addr, } while (pte++, addr += PAGE_SIZE, addr != end); } -static void __init map_init_section(pmd_t *pmd, unsigned long addr, - unsigned long end, phys_addr_t phys, - const struct mem_type *type) -{ -#ifndef CONFIG_ARM_LPAE - /* - * In classic MMU format, puds and pmds are folded in to - * the pgds. pmd_offset gives the PGD entry. PGDs refer to a - * group of L1 entries making up one logical pointer to - * an L2 table (2MB), where as PMDs refer to the individual - * L1 entries (1MB). Hence increment to get the correct - * offset for odd 1MB sections. - * (See arch/arm/include/asm/pgtable-2level.h) - */ - if (addr & SECTION_SIZE) - pmd++; -#endif - do { - *pmd = __pmd(phys | type->prot_sect); - phys += SECTION_SIZE; - } while (pmd++, addr += SECTION_SIZE, addr != end); - - flush_pmd_entry(pmd); -} - -static void __init alloc_init_pmd(pud_t *pud, unsigned long addr, +static void __init alloc_init_section(pud_t *pud, unsigned long addr, unsigned long end, phys_addr_t phys, const struct mem_type *type) { pmd_t *pmd = pmd_offset(pud, addr); - unsigned long next; - do { - /* - * With LPAE, we must loop over to map - * all the pmds for the given range. - */ - next = pmd_addr_end(addr, end); + /* + * Try a section mapping - end, addr and phys must all be aligned + * to a section boundary. Note that PMDs refer to the individual + * L1 entries, whereas PGDs refer to a group of L1 entries making + * up one logical pointer to an L2 table. + */ + if (type->prot_sect && ((addr | end | phys) & ~SECTION_MASK) == 0) { + pmd_t *p = pmd; - /* - * Try a section mapping - addr, next and phys must all be - * aligned to a section boundary. - */ - if (type->prot_sect && - ((addr | next | phys) & ~SECTION_MASK) == 0) { - map_init_section(pmd, addr, next, phys, type); - } else { - alloc_init_pte(pmd, addr, next, - __phys_to_pfn(phys), type); - } +#ifndef CONFIG_ARM_LPAE + if (addr & SECTION_SIZE) + pmd++; +#endif - phys += next - addr; + do { + *pmd = __pmd(phys | type->prot_sect); + phys += SECTION_SIZE; + } while (pmd++, addr += SECTION_SIZE, addr != end); - } while (pmd++, addr = next, addr != end); + flush_pmd_entry(p); + } else { + /* + * No need to loop; pte's aren't interested in the + * individual L1 entries. + */ + alloc_init_pte(pmd, addr, end, __phys_to_pfn(phys), type); + } } static void __init alloc_init_pud(pgd_t *pgd, unsigned long addr, @@ -662,7 +641,7 @@ static void __init alloc_init_pud(pgd_t *pgd, unsigned long addr, do { next = pud_addr_end(addr, end); - alloc_init_pmd(pud, addr, next, phys, type); + alloc_init_section(pud, addr, next, phys, type); phys += next - addr; } while (pud++, addr = next, addr != end); } diff --git a/trunk/arch/arm/mm/proc-v7-3level.S b/trunk/arch/arm/mm/proc-v7-3level.S index 6ffd78c0f9ab..50bf1dafc9ea 100644 --- a/trunk/arch/arm/mm/proc-v7-3level.S +++ b/trunk/arch/arm/mm/proc-v7-3level.S @@ -48,7 +48,7 @@ ENTRY(cpu_v7_switch_mm) #ifdef CONFIG_MMU mmid r1, r1 @ get mm->context.id - asid r3, r1 + and r3, r1, #0xff mov r3, r3, lsl #(48 - 32) @ ASID mcrr p15, 0, r0, r3, c2 @ set TTB 0 isb diff --git a/trunk/arch/arm/mm/proc-v7.S b/trunk/arch/arm/mm/proc-v7.S index f584d3f5b37c..3a3c015f8d5c 100644 --- a/trunk/arch/arm/mm/proc-v7.S +++ b/trunk/arch/arm/mm/proc-v7.S @@ -420,7 +420,7 @@ __v7_pj4b_proc_info: __v7_ca7mp_proc_info: .long 0x410fc070 .long 0xff0ffff0 - __v7_proc __v7_ca7mp_setup + __v7_proc __v7_ca7mp_setup, hwcaps = HWCAP_IDIV .size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info /* @@ -430,24 +430,9 @@ __v7_ca7mp_proc_info: __v7_ca15mp_proc_info: .long 0x410fc0f0 .long 0xff0ffff0 - __v7_proc __v7_ca15mp_setup + __v7_proc __v7_ca15mp_setup, hwcaps = HWCAP_IDIV .size __v7_ca15mp_proc_info, . - __v7_ca15mp_proc_info - /* - * Qualcomm Inc. Krait processors. - */ - .type __krait_proc_info, #object -__krait_proc_info: - .long 0x510f0400 @ Required ID value - .long 0xff0ffc00 @ Mask for ID - /* - * Some Krait processors don't indicate support for SDIV and UDIV - * instructions in the ARM instruction set, even though they actually - * do support them. - */ - __v7_proc __v7_setup, hwcaps = HWCAP_IDIV - .size __krait_proc_info, . - __krait_proc_info - /* * Match any ARMv7 processor core. */ diff --git a/trunk/arch/arm/net/bpf_jit_32.c b/trunk/arch/arm/net/bpf_jit_32.c index a0bd8a755bdf..6828ef6ce80e 100644 --- a/trunk/arch/arm/net/bpf_jit_32.c +++ b/trunk/arch/arm/net/bpf_jit_32.c @@ -576,7 +576,7 @@ static int build_body(struct jit_ctx *ctx) /* x = ((*(frame + k)) & 0xf) << 2; */ ctx->seen |= SEEN_X | SEEN_DATA | SEEN_CALL; /* the interpreter should deal with the negative K */ - if ((int)k < 0) + if (k < 0) return -1; /* offset in r1: we might have to take the slow path */ emit_mov_i(r_off, k, ctx); diff --git a/trunk/arch/arm/plat-orion/addr-map.c b/trunk/arch/arm/plat-orion/addr-map.c index 807ac8e5cbc0..febe3862873c 100644 --- a/trunk/arch/arm/plat-orion/addr-map.c +++ b/trunk/arch/arm/plat-orion/addr-map.c @@ -157,12 +157,9 @@ void __init orion_setup_cpu_mbus_target(const struct orion_addr_map_cfg *cfg, u32 size = readl(ddr_window_cpu_base + DDR_SIZE_CS_OFF(i)); /* - * We only take care of entries for which the chip - * select is enabled, and that don't have high base - * address bits set (devices can only access the first - * 32 bits of the memory). + * Chip select enabled? */ - if ((size & 1) && !(base & 0xF)) { + if (size & 1) { struct mbus_dram_window *w; w = &orion_mbus_dram_info.cs[cs++]; diff --git a/trunk/arch/arm/plat-spear/Kconfig b/trunk/arch/arm/plat-spear/Kconfig index 8a08c31b5e20..739d016eb273 100644 --- a/trunk/arch/arm/plat-spear/Kconfig +++ b/trunk/arch/arm/plat-spear/Kconfig @@ -10,7 +10,7 @@ choice config ARCH_SPEAR13XX bool "ST SPEAr13xx with Device Tree" - select ARCH_HAS_CPUFREQ + select ARCH_HAVE_CPUFREQ select ARM_GIC select CPU_V7 select GPIO_SPEAR_SPICS diff --git a/trunk/arch/arm64/Kconfig b/trunk/arch/arm64/Kconfig index 9b6d19f74078..fd70a68387eb 100644 --- a/trunk/arch/arm64/Kconfig +++ b/trunk/arch/arm64/Kconfig @@ -9,6 +9,7 @@ config ARM64 select CLONE_BACKWARDS select COMMON_CLK select GENERIC_CLOCKEVENTS + select GENERIC_HARDIRQS_NO_DEPRECATED select GENERIC_IOMAP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW diff --git a/trunk/arch/arm64/Kconfig.debug b/trunk/arch/arm64/Kconfig.debug index 1a6bfe954d49..51493430f142 100644 --- a/trunk/arch/arm64/Kconfig.debug +++ b/trunk/arch/arm64/Kconfig.debug @@ -6,6 +6,17 @@ config FRAME_POINTER bool default y +config DEBUG_ERRORS + bool "Verbose kernel error messages" + depends on DEBUG_KERNEL + help + This option controls verbose debugging information which can be + printed when the kernel detects an internal error. This debugging + information is useful to kernel hackers when tracking down problems, + but mostly meaningless to other people. It's safe to say Y unless + you are concerned with the code size or don't want to see these + messages. + config DEBUG_STACK_USAGE bool "Enable stack utilization instrumentation" depends on DEBUG_KERNEL diff --git a/trunk/arch/arm64/configs/defconfig b/trunk/arch/arm64/configs/defconfig index 09bef29f3a09..9212c7880da7 100644 --- a/trunk/arch/arm64/configs/defconfig +++ b/trunk/arch/arm64/configs/defconfig @@ -82,3 +82,4 @@ CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_INFO=y # CONFIG_FTRACE is not set CONFIG_ATOMIC64_SELFTEST=y +CONFIG_DEBUG_ERRORS=y diff --git a/trunk/arch/arm64/include/asm/ucontext.h b/trunk/arch/arm64/include/asm/ucontext.h index 42e04c877428..bde960720892 100644 --- a/trunk/arch/arm64/include/asm/ucontext.h +++ b/trunk/arch/arm64/include/asm/ucontext.h @@ -22,7 +22,7 @@ struct ucontext { stack_t uc_stack; sigset_t uc_sigmask; /* glibc uses a 1024-bit sigset_t */ - __u8 __unused[1024 / 8 - sizeof(sigset_t)]; + __u8 __unused[(1024 - sizeof(sigset_t)) / 8]; /* last for future expansion */ struct sigcontext uc_mcontext; }; diff --git a/trunk/arch/arm64/kernel/arm64ksyms.c b/trunk/arch/arm64/kernel/arm64ksyms.c index aa3e948f7885..cef3925eaf60 100644 --- a/trunk/arch/arm64/kernel/arm64ksyms.c +++ b/trunk/arch/arm64/kernel/arm64ksyms.c @@ -40,9 +40,7 @@ EXPORT_SYMBOL(__copy_to_user); EXPORT_SYMBOL(__clear_user); /* bitops */ -#ifdef CONFIG_SMP EXPORT_SYMBOL(__atomic_hash); -#endif /* physical memory */ EXPORT_SYMBOL(memstart_addr); diff --git a/trunk/arch/arm64/kernel/signal32.c b/trunk/arch/arm64/kernel/signal32.c index e393174fe859..7f4f3673f2bc 100644 --- a/trunk/arch/arm64/kernel/signal32.c +++ b/trunk/arch/arm64/kernel/signal32.c @@ -549,6 +549,7 @@ int compat_setup_rt_frame(int usig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) { struct compat_rt_sigframe __user *frame; + compat_stack_t stack; int err = 0; frame = compat_get_sigframe(ka, regs, sizeof(*frame)); diff --git a/trunk/arch/arm64/mm/mmu.c b/trunk/arch/arm64/mm/mmu.c index 70b8cd4021c4..224b44ab534e 100644 --- a/trunk/arch/arm64/mm/mmu.c +++ b/trunk/arch/arm64/mm/mmu.c @@ -261,7 +261,7 @@ static void __init create_mapping(phys_addr_t phys, unsigned long virt, void __iomem * __init early_io_map(phys_addr_t phys, unsigned long virt) { unsigned long size, mask; - bool page64k = IS_ENABLED(CONFIG_ARM64_64K_PAGES); + bool page64k = IS_ENABLED(ARM64_64K_PAGES); pgd_t *pgd; pud_t *pud; pmd_t *pmd; diff --git a/trunk/arch/avr32/Kconfig b/trunk/arch/avr32/Kconfig index c1a868d398bd..9b89257b2cfd 100644 --- a/trunk/arch/avr32/Kconfig +++ b/trunk/arch/avr32/Kconfig @@ -7,7 +7,7 @@ config AVR32 select HAVE_OPROFILE select HAVE_KPROBES select HAVE_GENERIC_HARDIRQS - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_ATOMIC64 select HARDIRQS_SW_RESEND diff --git a/trunk/arch/blackfin/Kconfig b/trunk/arch/blackfin/Kconfig index c3f2e0bc644a..600494c70e96 100644 --- a/trunk/arch/blackfin/Kconfig +++ b/trunk/arch/blackfin/Kconfig @@ -33,7 +33,7 @@ config BLACKFIN select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_UID16 - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 diff --git a/trunk/arch/c6x/include/asm/irqflags.h b/trunk/arch/c6x/include/asm/irqflags.h index 2c71d5634ec2..cf78e09e18c3 100644 --- a/trunk/arch/c6x/include/asm/irqflags.h +++ b/trunk/arch/c6x/include/asm/irqflags.h @@ -27,7 +27,7 @@ static inline unsigned long arch_local_save_flags(void) /* set interrupt enabled status */ static inline void arch_local_irq_restore(unsigned long flags) { - asm volatile (" mvc .s2 %0,CSR\n" : : "b"(flags) : "memory"); + asm volatile (" mvc .s2 %0,CSR\n" : : "b"(flags)); } /* unconditionally enable interrupts */ diff --git a/trunk/arch/cris/Kconfig b/trunk/arch/cris/Kconfig index 06dd026533e3..bb0ac66cf533 100644 --- a/trunk/arch/cris/Kconfig +++ b/trunk/arch/cris/Kconfig @@ -43,7 +43,7 @@ config CRIS select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS select HAVE_UID16 - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_IOMAP diff --git a/trunk/arch/frv/Kconfig b/trunk/arch/frv/Kconfig index 2ce731f9aa4d..12369b194c7b 100644 --- a/trunk/arch/frv/Kconfig +++ b/trunk/arch/frv/Kconfig @@ -6,7 +6,7 @@ config FRV select HAVE_PERF_EVENTS select HAVE_UID16 select HAVE_GENERIC_HARDIRQS - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select ARCH_HAVE_NMI_SAFE_CMPXCHG diff --git a/trunk/arch/h8300/Kconfig b/trunk/arch/h8300/Kconfig index 79250de1b12a..ae8551eb3736 100644 --- a/trunk/arch/h8300/Kconfig +++ b/trunk/arch/h8300/Kconfig @@ -5,7 +5,7 @@ config H8300 select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 select HAVE_UID16 - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES diff --git a/trunk/arch/ia64/Kconfig b/trunk/arch/ia64/Kconfig index 9a02f71c6b1f..33f3fdc0b214 100644 --- a/trunk/arch/ia64/Kconfig +++ b/trunk/arch/ia64/Kconfig @@ -26,7 +26,7 @@ config IA64 select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_VIRT_CPU_ACCOUNTING - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select ARCH_DISCARD_MEMBLOCK select GENERIC_IRQ_PROBE select GENERIC_PENDING_IRQ if SMP diff --git a/trunk/arch/ia64/kernel/palinfo.c b/trunk/arch/ia64/kernel/palinfo.c index 79521d5499f9..77597e5ea60a 100644 --- a/trunk/arch/ia64/kernel/palinfo.c +++ b/trunk/arch/ia64/kernel/palinfo.c @@ -849,6 +849,17 @@ static palinfo_entry_t palinfo_entries[]={ #define NR_PALINFO_ENTRIES (int) ARRAY_SIZE(palinfo_entries) +/* + * this array is used to keep track of the proc entries we create. This is + * required in the module mode when we need to remove all entries. The procfs code + * does not do recursion of deletion + * + * Notes: + * - +1 accounts for the cpuN directory entry in /proc/pal + */ +#define NR_PALINFO_PROC_ENTRIES (NR_CPUS*(NR_PALINFO_ENTRIES+1)) + +static struct proc_dir_entry *palinfo_proc_entries[NR_PALINFO_PROC_ENTRIES]; static struct proc_dir_entry *palinfo_dir; /* @@ -960,32 +971,60 @@ palinfo_read_entry(char *page, char **start, off_t off, int count, int *eof, voi static void __cpuinit create_palinfo_proc_entries(unsigned int cpu) { +# define CPUSTR "cpu%d" + pal_func_cpu_u_t f; + struct proc_dir_entry **pdir; struct proc_dir_entry *cpu_dir; int j; - char cpustr[3+4+1]; /* cpu numbers are up to 4095 on itanic */ - sprintf(cpustr, "cpu%d", cpu); + char cpustr[sizeof(CPUSTR)]; + + + /* + * we keep track of created entries in a depth-first order for + * cleanup purposes. Each entry is stored into palinfo_proc_entries + */ + sprintf(cpustr,CPUSTR, cpu); cpu_dir = proc_mkdir(cpustr, palinfo_dir); - if (!cpu_dir) - return; f.req_cpu = cpu; + /* + * Compute the location to store per cpu entries + * We dont store the top level entry in this list, but + * remove it finally after removing all cpu entries. + */ + pdir = &palinfo_proc_entries[cpu*(NR_PALINFO_ENTRIES+1)]; + *pdir++ = cpu_dir; for (j=0; j < NR_PALINFO_ENTRIES; j++) { f.func_id = j; - create_proc_read_entry( - palinfo_entries[j].name, 0, cpu_dir, - palinfo_read_entry, (void *)f.value); + *pdir = create_proc_read_entry( + palinfo_entries[j].name, 0, cpu_dir, + palinfo_read_entry, (void *)f.value); + pdir++; } } static void remove_palinfo_proc_entries(unsigned int hcpu) { - char cpustr[3+4+1]; /* cpu numbers are up to 4095 on itanic */ - sprintf(cpustr, "cpu%d", hcpu); - remove_proc_subtree(cpustr, palinfo_dir); + int j; + struct proc_dir_entry *cpu_dir, **pdir; + + pdir = &palinfo_proc_entries[hcpu*(NR_PALINFO_ENTRIES+1)]; + cpu_dir = *pdir; + *pdir++=NULL; + for (j=0; j < (NR_PALINFO_ENTRIES); j++) { + if ((*pdir)) { + remove_proc_entry ((*pdir)->name, cpu_dir); + *pdir ++= NULL; + } + } + + if (cpu_dir) { + remove_proc_entry(cpu_dir->name, palinfo_dir); + } } static int __cpuinit palinfo_cpu_callback(struct notifier_block *nfb, @@ -1019,8 +1058,6 @@ palinfo_init(void) printk(KERN_INFO "PAL Information Facility v%s\n", PALINFO_VERSION); palinfo_dir = proc_mkdir("pal", NULL); - if (!palinfo_dir) - return -ENOMEM; /* Create palinfo dirs in /proc for all online cpus */ for_each_online_cpu(i) { @@ -1036,8 +1073,22 @@ palinfo_init(void) static void __exit palinfo_exit(void) { + int i = 0; + + /* remove all nodes: depth first pass. Could optimize this */ + for_each_online_cpu(i) { + remove_palinfo_proc_entries(i); + } + + /* + * Remove the top level entry finally + */ + remove_proc_entry(palinfo_dir->name, NULL); + + /* + * Unregister from cpu notifier callbacks + */ unregister_hotcpu_notifier(&palinfo_cpu_notifier); - remove_proc_subtree("pal", NULL); } module_init(palinfo_init); diff --git a/trunk/arch/ia64/kernel/perfmon.c b/trunk/arch/ia64/kernel/perfmon.c index 2eda28414abb..433f5e8a2cd1 100644 --- a/trunk/arch/ia64/kernel/perfmon.c +++ b/trunk/arch/ia64/kernel/perfmon.c @@ -619,7 +619,6 @@ static struct file_system_type pfm_fs_type = { .mount = pfmfs_mount, .kill_sb = kill_anon_super, }; -MODULE_ALIAS_FS("pfmfs"); DEFINE_PER_CPU(unsigned long, pfm_syst_info); DEFINE_PER_CPU(struct task_struct *, pmu_owner); diff --git a/trunk/arch/ia64/kernel/process.c b/trunk/arch/ia64/kernel/process.c index 6f7dc8b7b35c..e34f565f595a 100644 --- a/trunk/arch/ia64/kernel/process.c +++ b/trunk/arch/ia64/kernel/process.c @@ -291,6 +291,7 @@ cpu_idle (void) } if (!need_resched()) { + void (*idle)(void); #ifdef CONFIG_SMP min_xtp(); #endif @@ -298,7 +299,9 @@ cpu_idle (void) if (mark_idle) (*mark_idle)(1); - default_idle(); + if (!idle) + idle = default_idle; + (*idle)(); if (mark_idle) (*mark_idle)(0); #ifdef CONFIG_SMP diff --git a/trunk/arch/m32r/Kconfig b/trunk/arch/m32r/Kconfig index bcd17b206571..92623818a1fe 100644 --- a/trunk/arch/m32r/Kconfig +++ b/trunk/arch/m32r/Kconfig @@ -10,7 +10,7 @@ config M32R select ARCH_WANT_IPC_PARSE_VERSION select HAVE_DEBUG_BUGVERBOSE select HAVE_GENERIC_HARDIRQS - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 diff --git a/trunk/arch/m32r/include/uapi/asm/stat.h b/trunk/arch/m32r/include/uapi/asm/stat.h index 98470fe483b6..da4518f82d6d 100644 --- a/trunk/arch/m32r/include/uapi/asm/stat.h +++ b/trunk/arch/m32r/include/uapi/asm/stat.h @@ -63,10 +63,10 @@ struct stat64 { long long st_size; unsigned long st_blksize; -#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) +#if defined(__BIG_ENDIAN) unsigned long __pad4; /* future possible st_blocks high bits */ unsigned long st_blocks; /* Number 512-byte blocks allocated. */ -#elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) +#elif defined(__LITTLE_ENDIAN) unsigned long st_blocks; /* Number 512-byte blocks allocated. */ unsigned long __pad4; /* future possible st_blocks high bits */ #else diff --git a/trunk/arch/m68k/Kconfig b/trunk/arch/m68k/Kconfig index 6de813370b8c..0e708c78e01c 100644 --- a/trunk/arch/m68k/Kconfig +++ b/trunk/arch/m68k/Kconfig @@ -8,7 +8,7 @@ config M68K select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 select HAVE_UID16 - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS select GENERIC_CPU_DEVICES select GENERIC_STRNCPY_FROM_USER if MMU diff --git a/trunk/arch/m68k/Kconfig.machine b/trunk/arch/m68k/Kconfig.machine index 7240584d3439..7cdf6b010381 100644 --- a/trunk/arch/m68k/Kconfig.machine +++ b/trunk/arch/m68k/Kconfig.machine @@ -310,6 +310,7 @@ config COBRA5282 config SOM5282EM bool "EMAC.Inc SOM5282EM board support" depends on M528x + select EMAC_INC help Support for the EMAC.Inc SOM5282EM module. diff --git a/trunk/arch/m68k/include/asm/MC68328.h b/trunk/arch/m68k/include/asm/MC68328.h index 4ebf098b8a1f..a337e56d09bf 100644 --- a/trunk/arch/m68k/include/asm/MC68328.h +++ b/trunk/arch/m68k/include/asm/MC68328.h @@ -293,7 +293,7 @@ /* * Here go the bitmasks themselves */ -#define IMR_MSPIM (1 << SPIM_IRQ_NUM) /* Mask SPI Master interrupt */ +#define IMR_MSPIM (1 << SPIM _IRQ_NUM) /* Mask SPI Master interrupt */ #define IMR_MTMR2 (1 << TMR2_IRQ_NUM) /* Mask Timer 2 interrupt */ #define IMR_MUART (1 << UART_IRQ_NUM) /* Mask UART interrupt */ #define IMR_MWDT (1 << WDT_IRQ_NUM) /* Mask Watchdog Timer interrupt */ @@ -327,7 +327,7 @@ #define IWR_ADDR 0xfffff308 #define IWR LONG_REF(IWR_ADDR) -#define IWR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ +#define IWR_SPIM (1 << SPIM _IRQ_NUM) /* SPI Master interrupt */ #define IWR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ #define IWR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ #define IWR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ @@ -357,7 +357,7 @@ #define ISR_ADDR 0xfffff30c #define ISR LONG_REF(ISR_ADDR) -#define ISR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ +#define ISR_SPIM (1 << SPIM _IRQ_NUM) /* SPI Master interrupt */ #define ISR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ #define ISR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ #define ISR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ @@ -391,7 +391,7 @@ #define IPR_ADDR 0xfffff310 #define IPR LONG_REF(IPR_ADDR) -#define IPR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ +#define IPR_SPIM (1 << SPIM _IRQ_NUM) /* SPI Master interrupt */ #define IPR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ #define IPR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ #define IPR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ @@ -757,7 +757,7 @@ /* 'EZ328-compatible definitions */ #define TCN_ADDR TCN1_ADDR -#define TCN TCN1 +#define TCN TCN /* * Timer Unit 1 and 2 Status Registers diff --git a/trunk/arch/m68k/include/asm/gpio.h b/trunk/arch/m68k/include/asm/gpio.h index 8cc83431805b..4395ffc51fdb 100644 --- a/trunk/arch/m68k/include/asm/gpio.h +++ b/trunk/arch/m68k/include/asm/gpio.h @@ -86,24 +86,4 @@ static inline int gpio_cansleep(unsigned gpio) return gpio < MCFGPIO_PIN_MAX ? 0 : __gpio_cansleep(gpio); } -static inline int gpio_request_one(unsigned gpio, unsigned long flags, const char *label) -{ - int err; - - err = gpio_request(gpio, label); - if (err) - return err; - - if (flags & GPIOF_DIR_IN) - err = gpio_direction_input(gpio); - else - err = gpio_direction_output(gpio, - (flags & GPIOF_INIT_HIGH) ? 1 : 0); - - if (err) - gpio_free(gpio); - - return err; -} - #endif diff --git a/trunk/arch/m68k/kernel/setup_no.c b/trunk/arch/m68k/kernel/setup_no.c index 911ba472e6c4..71fb29938dba 100644 --- a/trunk/arch/m68k/kernel/setup_no.c +++ b/trunk/arch/m68k/kernel/setup_no.c @@ -57,9 +57,6 @@ void (*mach_reset)(void); void (*mach_halt)(void); void (*mach_power_off)(void); -#ifdef CONFIG_M68000 -#define CPU_NAME "MC68000" -#endif #ifdef CONFIG_M68328 #define CPU_NAME "MC68328" #endif diff --git a/trunk/arch/m68k/mm/init.c b/trunk/arch/m68k/mm/init.c index 519aad8fa812..afd8106fd83b 100644 --- a/trunk/arch/m68k/mm/init.c +++ b/trunk/arch/m68k/mm/init.c @@ -188,7 +188,7 @@ void __init mem_init(void) } } -#if defined(CONFIG_MMU) && !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE) +#if !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE) /* insert pointer tables allocated so far into the tablelist */ init_pointer_table((unsigned long)kernel_pg_dir); for (i = 0; i < PTRS_PER_PGD; i++) { diff --git a/trunk/arch/m68k/platform/coldfire/m528x.c b/trunk/arch/m68k/platform/coldfire/m528x.c index b03a9d271837..83b7dad7a84e 100644 --- a/trunk/arch/m68k/platform/coldfire/m528x.c +++ b/trunk/arch/m68k/platform/coldfire/m528x.c @@ -69,7 +69,7 @@ static void __init m528x_uarts_init(void) u8 port; /* make sure PUAPAR is set for UART0 and UART1 */ - port = readb(MCFGPIO_PUAPAR); + port = readb(MCF5282_GPIO_PUAPAR); port |= 0x03 | (0x03 << 2); writeb(port, MCFGPIO_PUAPAR); } diff --git a/trunk/arch/metag/include/asm/elf.h b/trunk/arch/metag/include/asm/elf.h index d2baf6961794..d63b9d0e57dd 100644 --- a/trunk/arch/metag/include/asm/elf.h +++ b/trunk/arch/metag/include/asm/elf.h @@ -100,6 +100,9 @@ typedef unsigned long elf_fpregset_t; #define ELF_PLATFORM (NULL) +#define SET_PERSONALITY(ex) \ + set_personality(PER_LINUX | (current->personality & (~PER_MASK))) + #define STACK_RND_MASK (0) #ifdef CONFIG_METAG_USER_TCM diff --git a/trunk/arch/metag/mm/Kconfig b/trunk/arch/metag/mm/Kconfig index 975f2f4e3ecf..cd7f2f2ad416 100644 --- a/trunk/arch/metag/mm/Kconfig +++ b/trunk/arch/metag/mm/Kconfig @@ -40,7 +40,6 @@ endchoice config NUMA bool "Non Uniform Memory Access (NUMA) Support" - select ARCH_WANT_NUMA_VARIABLE_LOCALITY help Some Meta systems have MMU-mappable on-chip memories with lower latencies than main memory. This enables support for diff --git a/trunk/arch/microblaze/Kconfig b/trunk/arch/microblaze/Kconfig index 1323fa2530eb..7843d11156e6 100644 --- a/trunk/arch/microblaze/Kconfig +++ b/trunk/arch/microblaze/Kconfig @@ -19,7 +19,7 @@ config MICROBLAZE select HAVE_DEBUG_KMEMLEAK select IRQ_DOMAIN select HAVE_GENERIC_HARDIRQS - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_PCI_IOMAP diff --git a/trunk/arch/mips/Kconfig b/trunk/arch/mips/Kconfig index 51244bf97271..ae9c716c46bb 100644 --- a/trunk/arch/mips/Kconfig +++ b/trunk/arch/mips/Kconfig @@ -18,7 +18,7 @@ config MIPS select HAVE_KRETPROBES select HAVE_DEBUG_KMEMLEAK select ARCH_BINFMT_ELF_RANDOMIZE_PIE - select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT + select HAVE_ARCH_TRANSPARENT_HUGEPAGE select RTC_LIB if !MACH_LOONGSON select GENERIC_ATOMIC64 if !64BIT select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE @@ -38,7 +38,7 @@ config MIPS select GENERIC_CLOCKEVENTS select GENERIC_CMOS_UPDATE select HAVE_MOD_ARCH_SPECIFIC - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL if MODULES select MODULES_USE_ELF_RELA if MODULES && 64BIT select CLONE_BACKWARDS @@ -657,7 +657,7 @@ config SNI_RM bool "SNI RM200/300/400" select FW_ARC if CPU_LITTLE_ENDIAN select FW_ARC32 if CPU_LITTLE_ENDIAN - select FW_SNIPROM if CPU_BIG_ENDIAN + select SNIPROM if CPU_BIG_ENDIAN select ARCH_MAY_HAVE_PC_FDC select BOOT_ELF32 select CEVT_R4K @@ -1144,7 +1144,7 @@ config DEFAULT_SGI_PARTITION config FW_ARC32 bool -config FW_SNIPROM +config SNIPROM bool config BOOT_ELF32 @@ -1493,6 +1493,7 @@ config CPU_XLP select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM + select CPU_HAS_LLSC select WEAK_ORDERING select WEAK_REORDERING_BEYOND_LLSC select CPU_HAS_PREFETCH diff --git a/trunk/arch/mips/bcm63xx/boards/board_bcm963xx.c b/trunk/arch/mips/bcm63xx/boards/board_bcm963xx.c index 9aa7d44898ed..ed1949c29508 100644 --- a/trunk/arch/mips/bcm63xx/boards/board_bcm963xx.c +++ b/trunk/arch/mips/bcm63xx/boards/board_bcm963xx.c @@ -745,7 +745,10 @@ void __init board_prom_init(void) strcpy(cfe_version, "unknown"); printk(KERN_INFO PFX "CFE version: %s\n", cfe_version); - bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET); + if (bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET)) { + printk(KERN_ERR PFX "invalid nvram checksum\n"); + return; + } board_name = bcm63xx_nvram_get_name(); /* find board by name */ diff --git a/trunk/arch/mips/bcm63xx/nvram.c b/trunk/arch/mips/bcm63xx/nvram.c index a4b8864f9307..620611680839 100644 --- a/trunk/arch/mips/bcm63xx/nvram.c +++ b/trunk/arch/mips/bcm63xx/nvram.c @@ -38,7 +38,7 @@ struct bcm963xx_nvram { static struct bcm963xx_nvram nvram; static int mac_addr_used; -void __init bcm63xx_nvram_init(void *addr) +int __init bcm63xx_nvram_init(void *addr) { unsigned int check_len; u32 crc, expected_crc; @@ -60,8 +60,9 @@ void __init bcm63xx_nvram_init(void *addr) crc = crc32_le(~0, (u8 *)&nvram, check_len); if (crc != expected_crc) - pr_warn("nvram checksum failed, contents may be invalid (expected %08x, got %08x)\n", - expected_crc, crc); + return -EINVAL; + + return 0; } u8 *bcm63xx_nvram_get_name(void) diff --git a/trunk/arch/mips/bcm63xx/setup.c b/trunk/arch/mips/bcm63xx/setup.c index 35e18e98beb9..314231be788c 100644 --- a/trunk/arch/mips/bcm63xx/setup.c +++ b/trunk/arch/mips/bcm63xx/setup.c @@ -157,4 +157,4 @@ int __init bcm63xx_register_devices(void) return board_register_devices(); } -arch_initcall(bcm63xx_register_devices); +device_initcall(bcm63xx_register_devices); diff --git a/trunk/arch/mips/cavium-octeon/setup.c b/trunk/arch/mips/cavium-octeon/setup.c index b0baa299f899..c594a3d4f743 100644 --- a/trunk/arch/mips/cavium-octeon/setup.c +++ b/trunk/arch/mips/cavium-octeon/setup.c @@ -174,10 +174,7 @@ static int octeon_kexec_prepare(struct kimage *image) static void octeon_generic_shutdown(void) { - int i; -#ifdef CONFIG_SMP - int cpu; -#endif + int cpu, i; struct cvmx_bootmem_desc *bootmem_desc; void *named_block_array_ptr; diff --git a/trunk/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h b/trunk/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h index 4e0b6bc1165e..62d6a3b4d3b7 100644 --- a/trunk/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h +++ b/trunk/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h @@ -9,8 +9,10 @@ * * Initialized the local nvram copy from the target address and checks * its checksum. + * + * Returns 0 on success. */ -void bcm63xx_nvram_init(void *nvram); +int __init bcm63xx_nvram_init(void *nvram); /** * bcm63xx_nvram_get_name() - returns the board name according to nvram diff --git a/trunk/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h b/trunk/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h index 193c0912d38e..d9c828419037 100644 --- a/trunk/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h +++ b/trunk/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h @@ -28,7 +28,11 @@ /* #define cpu_has_prefetch ? */ #define cpu_has_mcheck 1 /* #define cpu_has_ejtag ? */ +#ifdef CONFIG_CPU_HAS_LLSC #define cpu_has_llsc 1 +#else +#define cpu_has_llsc 0 +#endif /* #define cpu_has_vtag_icache ? */ /* #define cpu_has_dc_aliases ? */ /* #define cpu_has_ic_fills_f_dc ? */ diff --git a/trunk/arch/mips/include/asm/mipsregs.h b/trunk/arch/mips/include/asm/mipsregs.h index 0da44d422f5b..12b70c25906a 100644 --- a/trunk/arch/mips/include/asm/mipsregs.h +++ b/trunk/arch/mips/include/asm/mipsregs.h @@ -1166,10 +1166,7 @@ do { \ unsigned int __dspctl; \ \ __asm__ __volatile__( \ - " .set push \n" \ - " .set dsp \n" \ " rddsp %0, %x1 \n" \ - " .set pop \n" \ : "=r" (__dspctl) \ : "i" (mask)); \ __dspctl; \ @@ -1178,198 +1175,30 @@ do { \ #define wrdsp(val, mask) \ do { \ __asm__ __volatile__( \ - " .set push \n" \ - " .set dsp \n" \ " wrdsp %0, %x1 \n" \ - " .set pop \n" \ : \ : "r" (val), "i" (mask)); \ } while (0) -#define mflo0() \ -({ \ - long mflo0; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mflo %0, $ac0 \n" \ - " .set pop \n" \ - : "=r" (mflo0)); \ - mflo0; \ -}) - -#define mflo1() \ -({ \ - long mflo1; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mflo %0, $ac1 \n" \ - " .set pop \n" \ - : "=r" (mflo1)); \ - mflo1; \ -}) - -#define mflo2() \ -({ \ - long mflo2; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mflo %0, $ac2 \n" \ - " .set pop \n" \ - : "=r" (mflo2)); \ - mflo2; \ -}) - -#define mflo3() \ -({ \ - long mflo3; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mflo %0, $ac3 \n" \ - " .set pop \n" \ - : "=r" (mflo3)); \ - mflo3; \ -}) - -#define mfhi0() \ -({ \ - long mfhi0; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mfhi %0, $ac0 \n" \ - " .set pop \n" \ - : "=r" (mfhi0)); \ - mfhi0; \ -}) - -#define mfhi1() \ -({ \ - long mfhi1; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mfhi %0, $ac1 \n" \ - " .set pop \n" \ - : "=r" (mfhi1)); \ - mfhi1; \ -}) - -#define mfhi2() \ -({ \ - long mfhi2; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mfhi %0, $ac2 \n" \ - " .set pop \n" \ - : "=r" (mfhi2)); \ - mfhi2; \ -}) - -#define mfhi3() \ -({ \ - long mfhi3; \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mfhi %0, $ac3 \n" \ - " .set pop \n" \ - : "=r" (mfhi3)); \ - mfhi3; \ -}) - - -#define mtlo0(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mtlo %0, $ac0 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mtlo1(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mtlo %0, $ac1 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mtlo2(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mtlo %0, $ac2 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mtlo3(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mtlo %0, $ac3 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mthi0(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mthi %0, $ac0 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mthi1(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mthi %0, $ac1 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mthi2(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mthi %0, $ac2 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) - -#define mthi3(x) \ -({ \ - __asm__( \ - " .set push \n" \ - " .set dsp \n" \ - " mthi %0, $ac3 \n" \ - " .set pop \n" \ - : \ - : "r" (x)); \ -}) +#define mflo0() ({ long mflo0; __asm__("mflo %0, $ac0" : "=r" (mflo0)); mflo0;}) +#define mflo1() ({ long mflo1; __asm__("mflo %0, $ac1" : "=r" (mflo1)); mflo1;}) +#define mflo2() ({ long mflo2; __asm__("mflo %0, $ac2" : "=r" (mflo2)); mflo2;}) +#define mflo3() ({ long mflo3; __asm__("mflo %0, $ac3" : "=r" (mflo3)); mflo3;}) + +#define mfhi0() ({ long mfhi0; __asm__("mfhi %0, $ac0" : "=r" (mfhi0)); mfhi0;}) +#define mfhi1() ({ long mfhi1; __asm__("mfhi %0, $ac1" : "=r" (mfhi1)); mfhi1;}) +#define mfhi2() ({ long mfhi2; __asm__("mfhi %0, $ac2" : "=r" (mfhi2)); mfhi2;}) +#define mfhi3() ({ long mfhi3; __asm__("mfhi %0, $ac3" : "=r" (mfhi3)); mfhi3;}) + +#define mtlo0(x) __asm__("mtlo %0, $ac0" ::"r" (x)) +#define mtlo1(x) __asm__("mtlo %0, $ac1" ::"r" (x)) +#define mtlo2(x) __asm__("mtlo %0, $ac2" ::"r" (x)) +#define mtlo3(x) __asm__("mtlo %0, $ac3" ::"r" (x)) + +#define mthi0(x) __asm__("mthi %0, $ac0" ::"r" (x)) +#define mthi1(x) __asm__("mthi %0, $ac1" ::"r" (x)) +#define mthi2(x) __asm__("mthi %0, $ac2" ::"r" (x)) +#define mthi3(x) __asm__("mthi %0, $ac3" ::"r" (x)) #else diff --git a/trunk/arch/mips/include/asm/signal.h b/trunk/arch/mips/include/asm/signal.h index 8efe5a9e2c3e..197f6367c201 100644 --- a/trunk/arch/mips/include/asm/signal.h +++ b/trunk/arch/mips/include/asm/signal.h @@ -21,6 +21,6 @@ #include #include -#define __ARCH_HAS_IRIX_SIGACTION +#define __ARCH_HAS_ODD_SIGACTION #endif /* _ASM_SIGNAL_H */ diff --git a/trunk/arch/mips/include/uapi/asm/signal.h b/trunk/arch/mips/include/uapi/asm/signal.h index addb9f556b71..d6b18b4d0f3a 100644 --- a/trunk/arch/mips/include/uapi/asm/signal.h +++ b/trunk/arch/mips/include/uapi/asm/signal.h @@ -72,12 +72,6 @@ typedef unsigned long old_sigset_t; /* at least 32 bits */ * * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single * Unix names RESETHAND and NODEFER respectively. - * - * SA_RESTORER used to be defined as 0x04000000 but only the O32 ABI ever - * supported its use and no libc was using it, so the entire sa-restorer - * functionality was removed with lmo commit 39bffc12c3580ab for 2.5.48 - * retaining only the SA_RESTORER definition as a reminder to avoid - * accidental reuse of the mask bit. */ #define SA_ONSTACK 0x08000000 #define SA_RESETHAND 0x80000000 @@ -90,6 +84,8 @@ typedef unsigned long old_sigset_t; /* at least 32 bits */ #define SA_NOMASK SA_NODEFER #define SA_ONESHOT SA_RESETHAND +#define SA_RESTORER 0x04000000 /* Only for o32 */ + #define MINSIGSTKSZ 2048 #define SIGSTKSZ 8192 diff --git a/trunk/arch/mips/kernel/Makefile b/trunk/arch/mips/kernel/Makefile index de75fb50562b..f81d98f6184c 100644 --- a/trunk/arch/mips/kernel/Makefile +++ b/trunk/arch/mips/kernel/Makefile @@ -100,16 +100,29 @@ obj-$(CONFIG_HW_PERF_EVENTS) += perf_event_mipsxx.o obj-$(CONFIG_JUMP_LABEL) += jump_label.o # -# DSP ASE supported for MIPS32 or MIPS64 Release 2 cores only. It is not -# safe to unconditionnaly use the assembler -mdsp / -mdspr2 switches -# here because the compiler may use DSP ASE instructions (such as lwx) in -# code paths where we cannot check that the CPU we are running on supports it. -# Proper abstraction using HAVE_AS_DSP and macros is done in -# arch/mips/include/asm/mipsregs.h. +# DSP ASE supported for MIPS32 or MIPS64 Release 2 cores only. It is safe +# to enable DSP assembler support here even if the MIPS Release 2 CPU we +# are targetting does not support DSP because all code-paths making use of +# it properly check that the running CPU *actually does* support these +# instructions. # ifeq ($(CONFIG_CPU_MIPSR2), y) CFLAGS_DSP = -DHAVE_AS_DSP +# +# Check if assembler supports DSP ASE +# +ifeq ($(call cc-option-yn,-mdsp), y) +CFLAGS_DSP += -mdsp +endif + +# +# Check if assembler supports DSP ASE Rev2 +# +ifeq ($(call cc-option-yn,-mdspr2), y) +CFLAGS_DSP += -mdspr2 +endif + CFLAGS_signal.o = $(CFLAGS_DSP) CFLAGS_signal32.o = $(CFLAGS_DSP) CFLAGS_process.o = $(CFLAGS_DSP) diff --git a/trunk/arch/mips/kernel/cpu-probe.c b/trunk/arch/mips/kernel/cpu-probe.c index 5fe66a0c3224..6bfccc227a95 100644 --- a/trunk/arch/mips/kernel/cpu-probe.c +++ b/trunk/arch/mips/kernel/cpu-probe.c @@ -580,9 +580,6 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu) c->tlbsize = 48; break; case PRID_IMP_VR41XX: - set_isa(c, MIPS_CPU_ISA_III); - c->options = R4K_OPTS; - c->tlbsize = 32; switch (c->processor_id & 0xf0) { case PRID_REV_VR4111: c->cputype = CPU_VR4111; @@ -607,7 +604,6 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu) __cpu_name[cpu] = "NEC VR4131"; } else { c->cputype = CPU_VR4133; - c->options |= MIPS_CPU_LLSC; __cpu_name[cpu] = "NEC VR4133"; } break; @@ -617,6 +613,9 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu) __cpu_name[cpu] = "NEC Vr41xx"; break; } + set_isa(c, MIPS_CPU_ISA_III); + c->options = R4K_OPTS; + c->tlbsize = 32; break; case PRID_IMP_R4300: c->cputype = CPU_R4300; @@ -1227,8 +1226,10 @@ __cpuinit void cpu_probe(void) if (c->options & MIPS_CPU_FPU) { c->fpu_id = cpu_get_fpu_id(); - if (c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 | - MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)) { + if (c->isa_level == MIPS_CPU_ISA_M32R1 || + c->isa_level == MIPS_CPU_ISA_M32R2 || + c->isa_level == MIPS_CPU_ISA_M64R1 || + c->isa_level == MIPS_CPU_ISA_M64R2) { if (c->fpu_id & MIPS_FPIR_3D) c->ases |= MIPS_ASE_MIPS3D; } diff --git a/trunk/arch/mips/kernel/linux32.c b/trunk/arch/mips/kernel/linux32.c index db9655f08892..8eeee1c860c0 100644 --- a/trunk/arch/mips/kernel/linux32.c +++ b/trunk/arch/mips/kernel/linux32.c @@ -171,7 +171,7 @@ SYSCALL_DEFINE6(32_ipc, u32, call, long, first, long, second, long, third, err = compat_sys_shmctl(first, second, compat_ptr(ptr)); break; default: - err = -ENOSYS; + err = -EINVAL; break; } diff --git a/trunk/arch/mips/kernel/mcount.S b/trunk/arch/mips/kernel/mcount.S index 33d067148e61..165867673357 100644 --- a/trunk/arch/mips/kernel/mcount.S +++ b/trunk/arch/mips/kernel/mcount.S @@ -46,9 +46,10 @@ PTR_L a5, PT_R9(sp) PTR_L a6, PT_R10(sp) PTR_L a7, PT_R11(sp) -#endif +#else PTR_ADDIU sp, PT_SIZE - .endm +#endif +.endm .macro RETURN_BACK jr ra @@ -67,11 +68,7 @@ NESTED(ftrace_caller, PT_SIZE, ra) .globl _mcount _mcount: b ftrace_stub -#ifdef CONFIG_32BIT - addiu sp,sp,8 -#else - nop -#endif + addiu sp,sp,8 /* When tracing is activated, it calls ftrace_caller+8 (aka here) */ lw t1, function_trace_stop diff --git a/trunk/arch/mips/kernel/proc.c b/trunk/arch/mips/kernel/proc.c index 7a54f74b7818..135c4aadccbe 100644 --- a/trunk/arch/mips/kernel/proc.c +++ b/trunk/arch/mips/kernel/proc.c @@ -67,7 +67,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) if (cpu_has_mips_r) { seq_printf(m, "isa\t\t\t:"); if (cpu_has_mips_1) - seq_printf(m, "%s", " mips1"); + seq_printf(m, "%s", "mips1"); if (cpu_has_mips_2) seq_printf(m, "%s", " mips2"); if (cpu_has_mips_3) diff --git a/trunk/arch/mips/kernel/traps.c b/trunk/arch/mips/kernel/traps.c index c3abb88170fc..a200b5bdbb87 100644 --- a/trunk/arch/mips/kernel/traps.c +++ b/trunk/arch/mips/kernel/traps.c @@ -1571,7 +1571,7 @@ void __cpuinit per_cpu_trap_init(bool is_boot_cpu) #ifdef CONFIG_64BIT status_set |= ST0_FR|ST0_KX|ST0_SX|ST0_UX; #endif - if (current_cpu_data.isa_level & MIPS_CPU_ISA_IV) + if (current_cpu_data.isa_level == MIPS_CPU_ISA_IV) status_set |= ST0_XX; if (cpu_has_dsp) status_set |= ST0_MX; diff --git a/trunk/arch/mips/lib/bitops.c b/trunk/arch/mips/lib/bitops.c index a64daee740ee..81f1dcfdcab8 100644 --- a/trunk/arch/mips/lib/bitops.c +++ b/trunk/arch/mips/lib/bitops.c @@ -90,12 +90,12 @@ int __mips_test_and_set_bit(unsigned long nr, unsigned bit = nr & SZLONG_MASK; unsigned long mask; unsigned long flags; - int res; + unsigned long res; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - res = (mask & *a) != 0; + res = (mask & *a); *a |= mask; raw_local_irq_restore(flags); return res; @@ -116,12 +116,12 @@ int __mips_test_and_set_bit_lock(unsigned long nr, unsigned bit = nr & SZLONG_MASK; unsigned long mask; unsigned long flags; - int res; + unsigned long res; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - res = (mask & *a) != 0; + res = (mask & *a); *a |= mask; raw_local_irq_restore(flags); return res; @@ -141,12 +141,12 @@ int __mips_test_and_clear_bit(unsigned long nr, volatile unsigned long *addr) unsigned bit = nr & SZLONG_MASK; unsigned long mask; unsigned long flags; - int res; + unsigned long res; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - res = (mask & *a) != 0; + res = (mask & *a); *a &= ~mask; raw_local_irq_restore(flags); return res; @@ -166,12 +166,12 @@ int __mips_test_and_change_bit(unsigned long nr, volatile unsigned long *addr) unsigned bit = nr & SZLONG_MASK; unsigned long mask; unsigned long flags; - int res; + unsigned long res; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - res = (mask & *a) != 0; + res = (mask & *a); *a ^= mask; raw_local_irq_restore(flags); return res; diff --git a/trunk/arch/mips/lib/csum_partial.S b/trunk/arch/mips/lib/csum_partial.S index a6adffbb4e5f..507147aebd41 100644 --- a/trunk/arch/mips/lib/csum_partial.S +++ b/trunk/arch/mips/lib/csum_partial.S @@ -270,7 +270,7 @@ LEAF(csum_partial) #endif /* odd buffer alignment? */ -#ifdef CONFIG_CPU_MIPSR2 +#ifdef CPU_MIPSR2 wsbh v1, sum movn sum, v1, t7 #else @@ -670,7 +670,7 @@ EXC( sb t0, NBYTES-2(dst), .Ls_exc) addu sum, v1 #endif -#ifdef CONFIG_CPU_MIPSR2 +#ifdef CPU_MIPSR2 wsbh v1, sum movn sum, v1, odd #else diff --git a/trunk/arch/mips/mm/c-r4k.c b/trunk/arch/mips/mm/c-r4k.c index 2078915eacb9..ecca559b8d7b 100644 --- a/trunk/arch/mips/mm/c-r4k.c +++ b/trunk/arch/mips/mm/c-r4k.c @@ -1247,8 +1247,10 @@ static void __cpuinit setup_scache(void) return; default: - if (c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 | - MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)) { + if (c->isa_level == MIPS_CPU_ISA_M32R1 || + c->isa_level == MIPS_CPU_ISA_M32R2 || + c->isa_level == MIPS_CPU_ISA_M64R1 || + c->isa_level == MIPS_CPU_ISA_M64R2) { #ifdef CONFIG_MIPS_CPU_SCACHE if (mips_sc_init ()) { scache_size = c->scache.ways * c->scache.sets * c->scache.linesz; diff --git a/trunk/arch/mips/mm/sc-mips.c b/trunk/arch/mips/mm/sc-mips.c index df96da7e939b..93d937b4b1ba 100644 --- a/trunk/arch/mips/mm/sc-mips.c +++ b/trunk/arch/mips/mm/sc-mips.c @@ -98,8 +98,10 @@ static inline int __init mips_sc_probe(void) c->scache.flags |= MIPS_CACHE_NOT_PRESENT; /* Ignore anything but MIPSxx processors */ - if (!(c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 | - MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2))) + if (c->isa_level != MIPS_CPU_ISA_M32R1 && + c->isa_level != MIPS_CPU_ISA_M32R2 && + c->isa_level != MIPS_CPU_ISA_M64R1 && + c->isa_level != MIPS_CPU_ISA_M64R2) return 0; /* Does this MIPS32/MIPS64 CPU have a config2 register? */ diff --git a/trunk/arch/mips/pci/pci-alchemy.c b/trunk/arch/mips/pci/pci-alchemy.c index d1faece21b6a..38a80c83fd67 100644 --- a/trunk/arch/mips/pci/pci-alchemy.c +++ b/trunk/arch/mips/pci/pci-alchemy.c @@ -19,7 +19,7 @@ #include #include -#ifdef CONFIG_PCI_DEBUG +#ifdef CONFIG_DEBUG_PCI #define DBG(x...) printk(KERN_DEBUG x) #else #define DBG(x...) do {} while (0) @@ -162,7 +162,7 @@ static int config_access(unsigned char access_type, struct pci_bus *bus, if (status & (1 << 29)) { *data = 0xffffffff; error = -1; - DBG("alchemy-pci: master abort on cfg access %d bus %d dev %d\n", + DBG("alchemy-pci: master abort on cfg access %d bus %d dev %d", access_type, bus->number, device); } else if ((status >> 28) & 0xf) { DBG("alchemy-pci: PCI ERR detected: dev %d, status %lx\n", diff --git a/trunk/arch/mn10300/Kconfig b/trunk/arch/mn10300/Kconfig index 428da175d073..b06c7360b1c6 100644 --- a/trunk/arch/mn10300/Kconfig +++ b/trunk/arch/mn10300/Kconfig @@ -8,7 +8,7 @@ config MN10300 select HAVE_ARCH_KGDB select GENERIC_ATOMIC64 select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select GENERIC_CLOCKEVENTS select MODULES_USE_ELF_RELA select OLD_SIGSUSPEND3 diff --git a/trunk/arch/openrisc/Kconfig b/trunk/arch/openrisc/Kconfig index 9ab3bf2eca8d..014a6482ed4c 100644 --- a/trunk/arch/openrisc/Kconfig +++ b/trunk/arch/openrisc/Kconfig @@ -9,9 +9,10 @@ config OPENRISC select OF_EARLY_FLATTREE select IRQ_DOMAIN select HAVE_MEMBLOCK - select ARCH_REQUIRE_GPIOLIB + select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_ARCH_TRACEHOOK select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_CHIP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW diff --git a/trunk/arch/parisc/Kconfig b/trunk/arch/parisc/Kconfig index 0339181bf3ac..a9ff712a2864 100644 --- a/trunk/arch/parisc/Kconfig +++ b/trunk/arch/parisc/Kconfig @@ -21,7 +21,7 @@ config PARISC select GENERIC_STRNCPY_FROM_USER select SYSCTL_ARCH_UNALIGN_ALLOW select HAVE_MOD_ARCH_SPECIFIC - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_RELA select CLONE_BACKWARDS select TTY # Needed for pdc_cons.c diff --git a/trunk/arch/powerpc/Kconfig b/trunk/arch/powerpc/Kconfig index ea5bb045983a..b89d7eb730a2 100644 --- a/trunk/arch/powerpc/Kconfig +++ b/trunk/arch/powerpc/Kconfig @@ -90,7 +90,6 @@ config GENERIC_GPIO config PPC bool default y - select BINFMT_ELF select OF select OF_EARLY_FLATTREE select HAVE_FTRACE_MCOUNT_RECORD @@ -99,7 +98,7 @@ config PPC select HAVE_FUNCTION_GRAPH_TRACER select SYSCTL_EXCEPTION_TRACE select ARCH_WANT_OPTIONAL_GPIOLIB - select VIRT_TO_BUS if !PPC64 + select HAVE_VIRT_TO_BUS if !PPC64 select HAVE_IDE select HAVE_IOREMAP_PROT select HAVE_EFFICIENT_UNALIGNED_ACCESS diff --git a/trunk/arch/powerpc/crypto/sha1-powerpc-asm.S b/trunk/arch/powerpc/crypto/sha1-powerpc-asm.S index 125e16520061..a5f8264d2d3c 100644 --- a/trunk/arch/powerpc/crypto/sha1-powerpc-asm.S +++ b/trunk/arch/powerpc/crypto/sha1-powerpc-asm.S @@ -113,7 +113,7 @@ STEPUP4((t)+16, fn) _GLOBAL(powerpc_sha_transform) - PPC_STLU r1,-INT_FRAME_SIZE(r1) + PPC_STLU r1,-STACKFRAMESIZE(r1) SAVE_8GPRS(14, r1) SAVE_10GPRS(22, r1) @@ -175,5 +175,5 @@ _GLOBAL(powerpc_sha_transform) REST_8GPRS(14, r1) REST_10GPRS(22, r1) - addi r1,r1,INT_FRAME_SIZE + addi r1,r1,STACKFRAMESIZE blr diff --git a/trunk/arch/powerpc/include/asm/bitops.h b/trunk/arch/powerpc/include/asm/bitops.h index 08bd299c75b1..ef918a2328bb 100644 --- a/trunk/arch/powerpc/include/asm/bitops.h +++ b/trunk/arch/powerpc/include/asm/bitops.h @@ -52,6 +52,8 @@ #define smp_mb__before_clear_bit() smp_mb() #define smp_mb__after_clear_bit() smp_mb() +#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7) + /* Macro for generating the ***_bits() functions */ #define DEFINE_BITOP(fn, op, prefix, postfix) \ static __inline__ void fn(unsigned long mask, \ diff --git a/trunk/arch/powerpc/include/asm/mmu-hash64.h b/trunk/arch/powerpc/include/asm/mmu-hash64.h index b59e06f507ea..2fdb47a19efd 100644 --- a/trunk/arch/powerpc/include/asm/mmu-hash64.h +++ b/trunk/arch/powerpc/include/asm/mmu-hash64.h @@ -343,16 +343,17 @@ extern void slb_set_size(u16 size); /* * VSID allocation (256MB segment) * - * We first generate a 37-bit "proto-VSID". Proto-VSIDs are generated - * from mmu context id and effective segment id of the address. + * We first generate a 38-bit "proto-VSID". For kernel addresses this + * is equal to the ESID | 1 << 37, for user addresses it is: + * (context << USER_ESID_BITS) | (esid & ((1U << USER_ESID_BITS) - 1) * - * For user processes max context id is limited to ((1ul << 19) - 5) - * for kernel space, we use the top 4 context ids to map address as below - * NOTE: each context only support 64TB now. - * 0x7fffc - [ 0xc000000000000000 - 0xc0003fffffffffff ] - * 0x7fffd - [ 0xd000000000000000 - 0xd0003fffffffffff ] - * 0x7fffe - [ 0xe000000000000000 - 0xe0003fffffffffff ] - * 0x7ffff - [ 0xf000000000000000 - 0xf0003fffffffffff ] + * This splits the proto-VSID into the below range + * 0 - (2^(CONTEXT_BITS + USER_ESID_BITS) - 1) : User proto-VSID range + * 2^(CONTEXT_BITS + USER_ESID_BITS) - 2^(VSID_BITS) : Kernel proto-VSID range + * + * We also have CONTEXT_BITS + USER_ESID_BITS = VSID_BITS - 1 + * That is, we assign half of the space to user processes and half + * to the kernel. * * The proto-VSIDs are then scrambled into real VSIDs with the * multiplicative hash: @@ -362,49 +363,41 @@ extern void slb_set_size(u16 size); * VSID_MULTIPLIER is prime, so in particular it is * co-prime to VSID_MODULUS, making this a 1:1 scrambling function. * Because the modulus is 2^n-1 we can compute it efficiently without - * a divide or extra multiply (see below). The scramble function gives - * robust scattering in the hash table (at least based on some initial - * results). + * a divide or extra multiply (see below). * - * We also consider VSID 0 special. We use VSID 0 for slb entries mapping - * bad address. This enables us to consolidate bad address handling in - * hash_page. + * This scheme has several advantages over older methods: * - * We also need to avoid the last segment of the last context, because that - * would give a protovsid of 0x1fffffffff. That will result in a VSID 0 - * because of the modulo operation in vsid scramble. But the vmemmap - * (which is what uses region 0xf) will never be close to 64TB in size - * (it's 56 bytes per page of system memory). - */ - -#define CONTEXT_BITS 19 -#define ESID_BITS 18 -#define ESID_BITS_1T 6 - -/* - * 256MB segment - * The proto-VSID space has 2^(CONTEX_BITS + ESID_BITS) - 1 segments - * available for user + kernel mapping. The top 4 contexts are used for - * kernel mapping. Each segment contains 2^28 bytes. Each - * context maps 2^46 bytes (64TB) so we can support 2^19-1 contexts - * (19 == 37 + 28 - 46). + * - We have VSIDs allocated for every kernel address + * (i.e. everything above 0xC000000000000000), except the very top + * segment, which simplifies several things. + * + * - We allow for USER_ESID_BITS significant bits of ESID and + * CONTEXT_BITS bits of context for user addresses. + * i.e. 64T (46 bits) of address space for up to half a million contexts. + * + * - The scramble function gives robust scattering in the hash + * table (at least based on some initial results). The previous + * method was more susceptible to pathological cases giving excessive + * hash collisions. */ -#define MAX_USER_CONTEXT ((ASM_CONST(1) << CONTEXT_BITS) - 5) /* * This should be computed such that protovosid * vsid_mulitplier * doesn't overflow 64 bits. It should also be co-prime to vsid_modulus */ #define VSID_MULTIPLIER_256M ASM_CONST(12538073) /* 24-bit prime */ -#define VSID_BITS_256M (CONTEXT_BITS + ESID_BITS) +#define VSID_BITS_256M 38 #define VSID_MODULUS_256M ((1UL<= \ * 2^36-1, then r3+1 has the 2^36 bit set. So, if r3+1 has \ * the bit clear, r3 already has the answer we want, if it \ @@ -521,6 +513,34 @@ typedef struct { }) #endif /* 1 */ +/* + * This is only valid for addresses >= PAGE_OFFSET + * The proto-VSID space is divided into two class + * User: 0 to 2^(CONTEXT_BITS + USER_ESID_BITS) -1 + * kernel: 2^(CONTEXT_BITS + USER_ESID_BITS) to 2^(VSID_BITS) - 1 + * + * With KERNEL_START at 0xc000000000000000, the proto vsid for + * the kernel ends up with 0xc00000000 (36 bits). With 64TB + * support we need to have kernel proto-VSID in the + * [2^37 to 2^38 - 1] range due to the increased USER_ESID_BITS. + */ +static inline unsigned long get_kernel_vsid(unsigned long ea, int ssize) +{ + unsigned long proto_vsid; + /* + * We need to make sure proto_vsid for the kernel is + * >= 2^(CONTEXT_BITS + USER_ESID_BITS[_1T]) + */ + if (ssize == MMU_SEGSIZE_256M) { + proto_vsid = ea >> SID_SHIFT; + proto_vsid |= (1UL << (CONTEXT_BITS + USER_ESID_BITS)); + return vsid_scramble(proto_vsid, 256M); + } + proto_vsid = ea >> SID_SHIFT_1T; + proto_vsid |= (1UL << (CONTEXT_BITS + USER_ESID_BITS_1T)); + return vsid_scramble(proto_vsid, 1T); +} + /* Returns the segment size indicator for a user address */ static inline int user_segment_size(unsigned long addr) { @@ -530,41 +550,17 @@ static inline int user_segment_size(unsigned long addr) return MMU_SEGSIZE_256M; } +/* This is only valid for user addresses (which are below 2^44) */ static inline unsigned long get_vsid(unsigned long context, unsigned long ea, int ssize) { - /* - * Bad address. We return VSID 0 for that - */ - if ((ea & ~REGION_MASK) >= PGTABLE_RANGE) - return 0; - if (ssize == MMU_SEGSIZE_256M) - return vsid_scramble((context << ESID_BITS) + return vsid_scramble((context << USER_ESID_BITS) | (ea >> SID_SHIFT), 256M); - return vsid_scramble((context << ESID_BITS_1T) + return vsid_scramble((context << USER_ESID_BITS_1T) | (ea >> SID_SHIFT_1T), 1T); } -/* - * This is only valid for addresses >= PAGE_OFFSET - * - * For kernel space, we use the top 4 context ids to map address as below - * 0x7fffc - [ 0xc000000000000000 - 0xc0003fffffffffff ] - * 0x7fffd - [ 0xd000000000000000 - 0xd0003fffffffffff ] - * 0x7fffe - [ 0xe000000000000000 - 0xe0003fffffffffff ] - * 0x7ffff - [ 0xf000000000000000 - 0xf0003fffffffffff ] - */ -static inline unsigned long get_kernel_vsid(unsigned long ea, int ssize) -{ - unsigned long context; - - /* - * kernel take the top 4 context from the available range - */ - context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1; - return get_vsid(context, ea, ssize); -} #endif /* __ASSEMBLY__ */ #endif /* _ASM_POWERPC_MMU_HASH64_H_ */ diff --git a/trunk/arch/powerpc/include/asm/reg.h b/trunk/arch/powerpc/include/asm/reg.h index c9c67fc888c9..e66586122030 100644 --- a/trunk/arch/powerpc/include/asm/reg.h +++ b/trunk/arch/powerpc/include/asm/reg.h @@ -266,8 +266,7 @@ #define SPRN_HSRR0 0x13A /* Hypervisor Save/Restore 0 */ #define SPRN_HSRR1 0x13B /* Hypervisor Save/Restore 1 */ #define SPRN_FSCR 0x099 /* Facility Status & Control Register */ -#define FSCR_TAR (1 << (63-55)) /* Enable Target Address Register */ -#define FSCR_DSCR (1 << (63-61)) /* Enable Data Stream Control Register */ +#define FSCR_TAR (1<<8) /* Enable Target Adress Register */ #define SPRN_TAR 0x32f /* Target Address Register */ #define SPRN_LPCR 0x13E /* LPAR Control Register */ #define LPCR_VPM0 (1ul << (63-0)) diff --git a/trunk/arch/powerpc/include/asm/systbl.h b/trunk/arch/powerpc/include/asm/systbl.h index ebbec52d21bd..535b6d8a41cc 100644 --- a/trunk/arch/powerpc/include/asm/systbl.h +++ b/trunk/arch/powerpc/include/asm/systbl.h @@ -358,4 +358,3 @@ SYSCALL_SPU(setns) COMPAT_SYS(process_vm_readv) COMPAT_SYS(process_vm_writev) SYSCALL(finit_module) -SYSCALL(ni_syscall) /* sys_kcmp */ diff --git a/trunk/arch/powerpc/include/asm/unistd.h b/trunk/arch/powerpc/include/asm/unistd.h index 1487f0f12293..f25b5c45c435 100644 --- a/trunk/arch/powerpc/include/asm/unistd.h +++ b/trunk/arch/powerpc/include/asm/unistd.h @@ -12,7 +12,7 @@ #include -#define __NR_syscalls 355 +#define __NR_syscalls 354 #define __NR__exit __NR_exit #define NR_syscalls __NR_syscalls diff --git a/trunk/arch/powerpc/include/uapi/asm/unistd.h b/trunk/arch/powerpc/include/uapi/asm/unistd.h index 74cb4d72d673..8c478c6c6b1e 100644 --- a/trunk/arch/powerpc/include/uapi/asm/unistd.h +++ b/trunk/arch/powerpc/include/uapi/asm/unistd.h @@ -376,7 +376,6 @@ #define __NR_process_vm_readv 351 #define __NR_process_vm_writev 352 #define __NR_finit_module 353 -#define __NR_kcmp 354 #endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */ diff --git a/trunk/arch/powerpc/kernel/cpu_setup_power.S b/trunk/arch/powerpc/kernel/cpu_setup_power.S index ea847abb0d0a..d29facbf9a28 100644 --- a/trunk/arch/powerpc/kernel/cpu_setup_power.S +++ b/trunk/arch/powerpc/kernel/cpu_setup_power.S @@ -48,7 +48,6 @@ _GLOBAL(__restore_cpu_power7) _GLOBAL(__setup_cpu_power8) mflr r11 - bl __init_FSCR bl __init_hvmode_206 mtlr r11 beqlr @@ -57,13 +56,13 @@ _GLOBAL(__setup_cpu_power8) mfspr r3,SPRN_LPCR oris r3, r3, LPCR_AIL_3@h bl __init_LPCR + bl __init_FSCR bl __init_TLB mtlr r11 blr _GLOBAL(__restore_cpu_power8) mflr r11 - bl __init_FSCR mfmsr r3 rldicl. r0,r3,4,63 beqlr @@ -116,7 +115,7 @@ __init_LPCR: __init_FSCR: mfspr r3,SPRN_FSCR - ori r3,r3,FSCR_TAR|FSCR_DSCR + ori r3,r3,FSCR_TAR mtspr SPRN_FSCR,r3 blr diff --git a/trunk/arch/powerpc/kernel/cputable.c b/trunk/arch/powerpc/kernel/cputable.c index 19599ef352bc..75a3d71b895d 100644 --- a/trunk/arch/powerpc/kernel/cputable.c +++ b/trunk/arch/powerpc/kernel/cputable.c @@ -275,7 +275,7 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_features = CPU_FTRS_PPC970, .cpu_user_features = COMMON_USER_POWER4 | PPC_FEATURE_HAS_ALTIVEC_COMP, - .mmu_features = MMU_FTRS_PPC970, + .mmu_features = MMU_FTR_HPTE_TABLE, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, diff --git a/trunk/arch/powerpc/kernel/epapr_paravirt.c b/trunk/arch/powerpc/kernel/epapr_paravirt.c index d44a571e45a7..f3eab8594d9f 100644 --- a/trunk/arch/powerpc/kernel/epapr_paravirt.c +++ b/trunk/arch/powerpc/kernel/epapr_paravirt.c @@ -23,10 +23,8 @@ #include #include -#if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64) extern void epapr_ev_idle(void); extern u32 epapr_ev_idle_start[]; -#endif bool epapr_paravirt_enabled; @@ -49,15 +47,11 @@ static int __init epapr_paravirt_init(void) for (i = 0; i < (len / 4); i++) { patch_instruction(epapr_hypercall_start + i, insts[i]); -#if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64) patch_instruction(epapr_ev_idle_start + i, insts[i]); -#endif } -#if !defined(CONFIG_64BIT) || defined(CONFIG_PPC_BOOK3E_64) if (of_get_property(hyper_node, "has-idle", NULL)) ppc_md.power_save = epapr_ev_idle; -#endif epapr_paravirt_enabled = true; diff --git a/trunk/arch/powerpc/kernel/exceptions-64s.S b/trunk/arch/powerpc/kernel/exceptions-64s.S index 56bd92362ce1..a8a5361fb70c 100644 --- a/trunk/arch/powerpc/kernel/exceptions-64s.S +++ b/trunk/arch/powerpc/kernel/exceptions-64s.S @@ -74,13 +74,13 @@ END_FTR_SECTION_IFSET(CPU_FTR_REAL_LE) \ mflr r10 ; \ ld r12,PACAKBASE(r13) ; \ LOAD_HANDLER(r12, system_call_entry_direct) ; \ - mtctr r12 ; \ + mtlr r12 ; \ mfspr r12,SPRN_SRR1 ; \ /* Re-use of r13... No spare regs to do this */ \ li r13,MSR_RI ; \ mtmsrd r13,1 ; \ GET_PACA(r13) ; /* get r13 back */ \ - bctr ; + blr ; #else /* We can branch directly */ #define SYSCALL_PSERIES_2_DIRECT \ @@ -1066,6 +1066,78 @@ unrecov_user_slb: #endif /* __DISABLED__ */ +/* + * r13 points to the PACA, r9 contains the saved CR, + * r12 contain the saved SRR1, SRR0 is still ready for return + * r3 has the faulting address + * r9 - r13 are saved in paca->exslb. + * r3 is saved in paca->slb_r3 + * We assume we aren't going to take any exceptions during this procedure. + */ +_GLOBAL(slb_miss_realmode) + mflr r10 +#ifdef CONFIG_RELOCATABLE + mtctr r11 +#endif + + stw r9,PACA_EXSLB+EX_CCR(r13) /* save CR in exc. frame */ + std r10,PACA_EXSLB+EX_LR(r13) /* save LR */ + + bl .slb_allocate_realmode + + /* All done -- return from exception. */ + + ld r10,PACA_EXSLB+EX_LR(r13) + ld r3,PACA_EXSLB+EX_R3(r13) + lwz r9,PACA_EXSLB+EX_CCR(r13) /* get saved CR */ + + mtlr r10 + + andi. r10,r12,MSR_RI /* check for unrecoverable exception */ + beq- 2f + +.machine push +.machine "power4" + mtcrf 0x80,r9 + mtcrf 0x01,r9 /* slb_allocate uses cr0 and cr7 */ +.machine pop + + RESTORE_PPR_PACA(PACA_EXSLB, r9) + ld r9,PACA_EXSLB+EX_R9(r13) + ld r10,PACA_EXSLB+EX_R10(r13) + ld r11,PACA_EXSLB+EX_R11(r13) + ld r12,PACA_EXSLB+EX_R12(r13) + ld r13,PACA_EXSLB+EX_R13(r13) + rfid + b . /* prevent speculative execution */ + +2: mfspr r11,SPRN_SRR0 + ld r10,PACAKBASE(r13) + LOAD_HANDLER(r10,unrecov_slb) + mtspr SPRN_SRR0,r10 + ld r10,PACAKMSR(r13) + mtspr SPRN_SRR1,r10 + rfid + b . + +unrecov_slb: + EXCEPTION_PROLOG_COMMON(0x4100, PACA_EXSLB) + DISABLE_INTS + bl .save_nvgprs +1: addi r3,r1,STACK_FRAME_OVERHEAD + bl .unrecoverable_exception + b 1b + + +#ifdef CONFIG_PPC_970_NAP +power4_fixup_nap: + andc r9,r9,r10 + std r9,TI_LOCAL_FLAGS(r11) + ld r10,_LINK(r1) /* make idle task do the */ + std r10,_NIP(r1) /* equivalent of a blr */ + blr +#endif + .align 7 .globl alignment_common alignment_common: @@ -1263,78 +1335,6 @@ _GLOBAL(opal_mc_secondary_handler) #endif /* CONFIG_PPC_POWERNV */ -/* - * r13 points to the PACA, r9 contains the saved CR, - * r12 contain the saved SRR1, SRR0 is still ready for return - * r3 has the faulting address - * r9 - r13 are saved in paca->exslb. - * r3 is saved in paca->slb_r3 - * We assume we aren't going to take any exceptions during this procedure. - */ -_GLOBAL(slb_miss_realmode) - mflr r10 -#ifdef CONFIG_RELOCATABLE - mtctr r11 -#endif - - stw r9,PACA_EXSLB+EX_CCR(r13) /* save CR in exc. frame */ - std r10,PACA_EXSLB+EX_LR(r13) /* save LR */ - - bl .slb_allocate_realmode - - /* All done -- return from exception. */ - - ld r10,PACA_EXSLB+EX_LR(r13) - ld r3,PACA_EXSLB+EX_R3(r13) - lwz r9,PACA_EXSLB+EX_CCR(r13) /* get saved CR */ - - mtlr r10 - - andi. r10,r12,MSR_RI /* check for unrecoverable exception */ - beq- 2f - -.machine push -.machine "power4" - mtcrf 0x80,r9 - mtcrf 0x01,r9 /* slb_allocate uses cr0 and cr7 */ -.machine pop - - RESTORE_PPR_PACA(PACA_EXSLB, r9) - ld r9,PACA_EXSLB+EX_R9(r13) - ld r10,PACA_EXSLB+EX_R10(r13) - ld r11,PACA_EXSLB+EX_R11(r13) - ld r12,PACA_EXSLB+EX_R12(r13) - ld r13,PACA_EXSLB+EX_R13(r13) - rfid - b . /* prevent speculative execution */ - -2: mfspr r11,SPRN_SRR0 - ld r10,PACAKBASE(r13) - LOAD_HANDLER(r10,unrecov_slb) - mtspr SPRN_SRR0,r10 - ld r10,PACAKMSR(r13) - mtspr SPRN_SRR1,r10 - rfid - b . - -unrecov_slb: - EXCEPTION_PROLOG_COMMON(0x4100, PACA_EXSLB) - DISABLE_INTS - bl .save_nvgprs -1: addi r3,r1,STACK_FRAME_OVERHEAD - bl .unrecoverable_exception - b 1b - - -#ifdef CONFIG_PPC_970_NAP -power4_fixup_nap: - andc r9,r9,r10 - std r9,TI_LOCAL_FLAGS(r11) - ld r10,_LINK(r1) /* make idle task do the */ - std r10,_NIP(r1) /* equivalent of a blr */ - blr -#endif - /* * Hash table stuff */ @@ -1452,36 +1452,20 @@ do_ste_alloc: _GLOBAL(do_stab_bolted) stw r9,PACA_EXSLB+EX_CCR(r13) /* save CR in exc. frame */ std r11,PACA_EXSLB+EX_SRR0(r13) /* save SRR0 in exc. frame */ - mfspr r11,SPRN_DAR /* ea */ - /* - * check for bad kernel/user address - * (ea & ~REGION_MASK) >= PGTABLE_RANGE - */ - rldicr. r9,r11,4,(63 - 46 - 4) - li r9,0 /* VSID = 0 for bad address */ - bne- 0f - - /* - * Calculate VSID: - * This is the kernel vsid, we take the top for context from - * the range. context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 - * Here we know that (ea >> 60) == 0xc - */ - lis r9,(MAX_USER_CONTEXT + 1)@ha - addi r9,r9,(MAX_USER_CONTEXT + 1)@l - - srdi r10,r11,SID_SHIFT - rldimi r10,r9,ESID_BITS,0 /* proto vsid */ - ASM_VSID_SCRAMBLE(r10, r9, 256M) - rldic r9,r10,12,16 /* r9 = vsid << 12 */ - -0: /* Hash to the primary group */ ld r10,PACASTABVIRT(r13) - srdi r11,r11,SID_SHIFT + mfspr r11,SPRN_DAR + srdi r11,r11,28 rldimi r10,r11,7,52 /* r10 = first ste of the group */ + /* Calculate VSID */ + /* This is a kernel address, so protovsid = ESID | 1 << 37 */ + li r9,0x1 + rldimi r11,r9,(CONTEXT_BITS + USER_ESID_BITS),0 + ASM_VSID_SCRAMBLE(r11, r9, 256M) + rldic r9,r11,12,16 /* r9 = vsid << 12 */ + /* Search the primary group for a free entry */ 1: ld r11,0(r10) /* Test valid bit of the current ste */ andi. r11,r11,0x80 diff --git a/trunk/arch/powerpc/kernel/prom_init.c b/trunk/arch/powerpc/kernel/prom_init.c index 13f8d168b3f1..7f7fb7fd991b 100644 --- a/trunk/arch/powerpc/kernel/prom_init.c +++ b/trunk/arch/powerpc/kernel/prom_init.c @@ -2832,13 +2832,11 @@ static void unreloc_toc(void) { } #else -static void __reloc_toc(unsigned long offset, unsigned long nr_entries) +static void __reloc_toc(void *tocstart, unsigned long offset, + unsigned long nr_entries) { unsigned long i; - unsigned long *toc_entry; - - /* Get the start of the TOC by using r2 directly. */ - asm volatile("addi %0,2,-0x8000" : "=b" (toc_entry)); + unsigned long *toc_entry = (unsigned long *)tocstart; for (i = 0; i < nr_entries; i++) { *toc_entry = *toc_entry + offset; @@ -2852,7 +2850,8 @@ static void reloc_toc(void) unsigned long nr_entries = (__prom_init_toc_end - __prom_init_toc_start) / sizeof(long); - __reloc_toc(offset, nr_entries); + /* Need to add offset to get at __prom_init_toc_start */ + __reloc_toc(__prom_init_toc_start + offset, offset, nr_entries); mb(); } @@ -2865,7 +2864,8 @@ static void unreloc_toc(void) mb(); - __reloc_toc(-offset, nr_entries); + /* __prom_init_toc_start has been relocated, no need to add offset */ + __reloc_toc(__prom_init_toc_start, -offset, nr_entries); } #endif #endif diff --git a/trunk/arch/powerpc/kernel/ptrace.c b/trunk/arch/powerpc/kernel/ptrace.c index f9b30c68ba47..245c1b6a0858 100644 --- a/trunk/arch/powerpc/kernel/ptrace.c +++ b/trunk/arch/powerpc/kernel/ptrace.c @@ -1428,7 +1428,6 @@ static long ppc_set_hwdebug(struct task_struct *child, brk.address = bp_info->addr & ~7UL; brk.type = HW_BRK_TYPE_TRANSLATE; - brk.len = 8; if (bp_info->trigger_type & PPC_BREAKPOINT_TRIGGER_READ) brk.type |= HW_BRK_TYPE_READ; if (bp_info->trigger_type & PPC_BREAKPOINT_TRIGGER_WRITE) diff --git a/trunk/arch/powerpc/kvm/book3s_64_mmu_host.c b/trunk/arch/powerpc/kvm/book3s_64_mmu_host.c index 5d7d29a313eb..ead58e317294 100644 --- a/trunk/arch/powerpc/kvm/book3s_64_mmu_host.c +++ b/trunk/arch/powerpc/kvm/book3s_64_mmu_host.c @@ -326,8 +326,8 @@ int kvmppc_mmu_init(struct kvm_vcpu *vcpu) vcpu3s->context_id[0] = err; vcpu3s->proto_vsid_max = ((vcpu3s->context_id[0] + 1) - << ESID_BITS) - 1; - vcpu3s->proto_vsid_first = vcpu3s->context_id[0] << ESID_BITS; + << USER_ESID_BITS) - 1; + vcpu3s->proto_vsid_first = vcpu3s->context_id[0] << USER_ESID_BITS; vcpu3s->proto_vsid_next = vcpu3s->proto_vsid_first; kvmppc_mmu_hpte_init(vcpu); diff --git a/trunk/arch/powerpc/mm/hash_utils_64.c b/trunk/arch/powerpc/mm/hash_utils_64.c index f410c3e12c1e..1b6e1271719f 100644 --- a/trunk/arch/powerpc/mm/hash_utils_64.c +++ b/trunk/arch/powerpc/mm/hash_utils_64.c @@ -195,11 +195,6 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend, unsigned long vpn = hpt_vpn(vaddr, vsid, ssize); unsigned long tprot = prot; - /* - * If we hit a bad address return error. - */ - if (!vsid) - return -1; /* Make kernel text executable */ if (overlaps_kernel_text(vaddr, vaddr + step)) tprot &= ~HPTE_R_N; @@ -764,8 +759,6 @@ void __init early_init_mmu(void) /* Initialize stab / SLB management */ if (mmu_has_feature(MMU_FTR_SLB)) slb_initialize(); - else - stab_initialize(get_paca()->stab_real); } #ifdef CONFIG_SMP @@ -929,6 +922,11 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap) DBG_LOW("hash_page(ea=%016lx, access=%lx, trap=%lx\n", ea, access, trap); + if ((ea & ~REGION_MASK) >= PGTABLE_RANGE) { + DBG_LOW(" out of pgtable range !\n"); + return 1; + } + /* Get region & vsid */ switch (REGION_ID(ea)) { case USER_REGION_ID: @@ -959,11 +957,6 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap) } DBG_LOW(" mm=%p, mm->pgdir=%p, vsid=%016lx\n", mm, mm->pgd, vsid); - /* Bad address. */ - if (!vsid) { - DBG_LOW("Bad address!\n"); - return 1; - } /* Get pgdir */ pgdir = mm->pgd; if (pgdir == NULL) @@ -1133,8 +1126,6 @@ void hash_preload(struct mm_struct *mm, unsigned long ea, /* Get VSID */ ssize = user_segment_size(ea); vsid = get_vsid(mm->context.id, ea, ssize); - if (!vsid) - return; /* Hash doesn't like irqs */ local_irq_save(flags); @@ -1242,9 +1233,6 @@ static void kernel_map_linear_page(unsigned long vaddr, unsigned long lmi) hash = hpt_hash(vpn, PAGE_SHIFT, mmu_kernel_ssize); hpteg = ((hash & htab_hash_mask) * HPTES_PER_GROUP); - /* Don't create HPTE entries for bad address */ - if (!vsid) - return; ret = ppc_md.hpte_insert(hpteg, vpn, __pa(vaddr), mode, HPTE_V_BOLTED, mmu_linear_psize, mmu_kernel_ssize); diff --git a/trunk/arch/powerpc/mm/mmu_context_hash64.c b/trunk/arch/powerpc/mm/mmu_context_hash64.c index d1d1b92c5b99..40bc5b0ace54 100644 --- a/trunk/arch/powerpc/mm/mmu_context_hash64.c +++ b/trunk/arch/powerpc/mm/mmu_context_hash64.c @@ -29,6 +29,15 @@ static DEFINE_SPINLOCK(mmu_context_lock); static DEFINE_IDA(mmu_context_ida); +/* + * 256MB segment + * The proto-VSID space has 2^(CONTEX_BITS + USER_ESID_BITS) - 1 segments + * available for user mappings. Each segment contains 2^28 bytes. Each + * context maps 2^46 bytes (64TB) so we can support 2^19-1 contexts + * (19 == 37 + 28 - 46). + */ +#define MAX_CONTEXT ((1UL << CONTEXT_BITS) - 1) + int __init_new_context(void) { int index; @@ -47,7 +56,7 @@ int __init_new_context(void) else if (err) return err; - if (index > MAX_USER_CONTEXT) { + if (index > MAX_CONTEXT) { spin_lock(&mmu_context_lock); ida_remove(&mmu_context_ida, index); spin_unlock(&mmu_context_lock); diff --git a/trunk/arch/powerpc/mm/pgtable_64.c b/trunk/arch/powerpc/mm/pgtable_64.c index 654258f165ae..e212a271c7a4 100644 --- a/trunk/arch/powerpc/mm/pgtable_64.c +++ b/trunk/arch/powerpc/mm/pgtable_64.c @@ -61,7 +61,7 @@ #endif #ifdef CONFIG_PPC_STD_MMU_64 -#if TASK_SIZE_USER64 > (1UL << (ESID_BITS + SID_SHIFT)) +#if TASK_SIZE_USER64 > (1UL << (USER_ESID_BITS + SID_SHIFT)) #error TASK_SIZE_USER64 exceeds user VSID range #endif #endif diff --git a/trunk/arch/powerpc/mm/slb_low.S b/trunk/arch/powerpc/mm/slb_low.S index 17aa6dfceb34..1a16ca227757 100644 --- a/trunk/arch/powerpc/mm/slb_low.S +++ b/trunk/arch/powerpc/mm/slb_low.S @@ -31,15 +31,10 @@ * No other registers are examined or changed. */ _GLOBAL(slb_allocate_realmode) - /* - * check for bad kernel/user address - * (ea & ~REGION_MASK) >= PGTABLE_RANGE - */ - rldicr. r9,r3,4,(63 - 46 - 4) - bne- 8f + /* r3 = faulting address */ srdi r9,r3,60 /* get region */ - srdi r10,r3,SID_SHIFT /* get esid */ + srdi r10,r3,28 /* get esid */ cmpldi cr7,r9,0xc /* cmp PAGE_OFFSET for later use */ /* r3 = address, r10 = esid, cr7 = <> PAGE_OFFSET */ @@ -61,14 +56,12 @@ _GLOBAL(slb_allocate_realmode) */ _GLOBAL(slb_miss_kernel_load_linear) li r11,0 + li r9,0x1 /* - * context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 - * r9 = region id. + * for 1T we shift 12 bits more. slb_finish_load_1T will do + * the necessary adjustment */ - addis r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@ha - addi r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@l - - + rldimi r10,r9,(CONTEXT_BITS + USER_ESID_BITS),0 BEGIN_FTR_SECTION b slb_finish_load END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) @@ -98,19 +91,24 @@ _GLOBAL(slb_miss_kernel_load_vmemmap) _GLOBAL(slb_miss_kernel_load_io) li r11,0 6: + li r9,0x1 /* - * context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 - * r9 = region id. + * for 1T we shift 12 bits more. slb_finish_load_1T will do + * the necessary adjustment */ - addis r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@ha - addi r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@l - + rldimi r10,r9,(CONTEXT_BITS + USER_ESID_BITS),0 BEGIN_FTR_SECTION b slb_finish_load END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) b slb_finish_load_1T -0: +0: /* user address: proto-VSID = context << 15 | ESID. First check + * if the address is within the boundaries of the user region + */ + srdi. r9,r10,USER_ESID_BITS + bne- 8f /* invalid ea bits set */ + + /* when using slices, we extract the psize off the slice bitmaps * and then we need to get the sllp encoding off the mmu_psize_defs * array. @@ -166,13 +164,15 @@ END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) ld r9,PACACONTEXTID(r13) BEGIN_FTR_SECTION cmpldi r10,0x1000 +END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT) + rldimi r10,r9,USER_ESID_BITS,0 +BEGIN_FTR_SECTION bge slb_finish_load_1T END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT) b slb_finish_load 8: /* invalid EA */ li r10,0 /* BAD_VSID */ - li r9,0 /* BAD_VSID */ li r11,SLB_VSID_USER /* flags don't much matter */ b slb_finish_load @@ -221,6 +221,8 @@ _GLOBAL(slb_allocate_user) /* get context to calculate proto-VSID */ ld r9,PACACONTEXTID(r13) + rldimi r10,r9,USER_ESID_BITS,0 + /* fall through slb_finish_load */ #endif /* __DISABLED__ */ @@ -229,10 +231,9 @@ _GLOBAL(slb_allocate_user) /* * Finish loading of an SLB entry and return * - * r3 = EA, r9 = context, r10 = ESID, r11 = flags, clobbers r9, cr7 = <> PAGE_OFFSET + * r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9, cr7 = <> PAGE_OFFSET */ slb_finish_load: - rldimi r10,r9,ESID_BITS,0 ASM_VSID_SCRAMBLE(r10,r9,256M) /* * bits above VSID_BITS_256M need to be ignored from r10 @@ -297,11 +298,10 @@ _GLOBAL(slb_compare_rr_to_size) /* * Finish loading of a 1T SLB entry (for the kernel linear mapping) and return. * - * r3 = EA, r9 = context, r10 = ESID(256MB), r11 = flags, clobbers r9 + * r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9 */ slb_finish_load_1T: - srdi r10,r10,(SID_SHIFT_1T - SID_SHIFT) /* get 1T ESID */ - rldimi r10,r9,ESID_BITS_1T,0 + srdi r10,r10,40-28 /* get 1T ESID */ ASM_VSID_SCRAMBLE(r10,r9,1T) /* * bits above VSID_BITS_1T need to be ignored from r10 diff --git a/trunk/arch/powerpc/mm/tlb_hash64.c b/trunk/arch/powerpc/mm/tlb_hash64.c index 023ec8a13f38..0d82ef50dc3f 100644 --- a/trunk/arch/powerpc/mm/tlb_hash64.c +++ b/trunk/arch/powerpc/mm/tlb_hash64.c @@ -82,11 +82,11 @@ void hpte_need_flush(struct mm_struct *mm, unsigned long addr, if (!is_kernel_addr(addr)) { ssize = user_segment_size(addr); vsid = get_vsid(mm->context.id, addr, ssize); + WARN_ON(vsid == 0); } else { vsid = get_kernel_vsid(addr, mmu_kernel_ssize); ssize = mmu_kernel_ssize; } - WARN_ON(vsid == 0); vpn = hpt_vpn(addr, vsid, ssize); rpte = __real_pte(__pte(pte), ptep); diff --git a/trunk/arch/powerpc/perf/power7-pmu.c b/trunk/arch/powerpc/perf/power7-pmu.c index 3c475d6267c7..b554879bd31e 100644 --- a/trunk/arch/powerpc/perf/power7-pmu.c +++ b/trunk/arch/powerpc/perf/power7-pmu.c @@ -420,20 +420,7 @@ static struct attribute_group power7_pmu_events_group = { .attrs = power7_events_attr, }; -PMU_FORMAT_ATTR(event, "config:0-19"); - -static struct attribute *power7_pmu_format_attr[] = { - &format_attr_event.attr, - NULL, -}; - -struct attribute_group power7_pmu_format_group = { - .name = "format", - .attrs = power7_pmu_format_attr, -}; - static const struct attribute_group *power7_pmu_attr_groups[] = { - &power7_pmu_format_group, &power7_pmu_events_group, NULL, }; diff --git a/trunk/arch/powerpc/platforms/85xx/sgy_cts1000.c b/trunk/arch/powerpc/platforms/85xx/sgy_cts1000.c index 7179726ba5c5..611e92f291c4 100644 --- a/trunk/arch/powerpc/platforms/85xx/sgy_cts1000.c +++ b/trunk/arch/powerpc/platforms/85xx/sgy_cts1000.c @@ -69,7 +69,7 @@ static irqreturn_t gpio_halt_irq(int irq, void *__data) return IRQ_HANDLED; }; -static int gpio_halt_probe(struct platform_device *pdev) +static int __devinit gpio_halt_probe(struct platform_device *pdev) { enum of_gpio_flags flags; struct device_node *node = pdev->dev.of_node; @@ -128,7 +128,7 @@ static int gpio_halt_probe(struct platform_device *pdev) return 0; } -static int gpio_halt_remove(struct platform_device *pdev) +static int __devexit gpio_halt_remove(struct platform_device *pdev) { if (halt_node) { int gpio = of_get_gpio(halt_node, 0); @@ -165,7 +165,7 @@ static struct platform_driver gpio_halt_driver = { .of_match_table = gpio_halt_match, }, .probe = gpio_halt_probe, - .remove = gpio_halt_remove, + .remove = __devexit_p(gpio_halt_remove), }; module_platform_driver(gpio_halt_driver); diff --git a/trunk/arch/powerpc/platforms/Kconfig.cputype b/trunk/arch/powerpc/platforms/Kconfig.cputype index 18e3b76c78d7..cea2f09c4241 100644 --- a/trunk/arch/powerpc/platforms/Kconfig.cputype +++ b/trunk/arch/powerpc/platforms/Kconfig.cputype @@ -124,8 +124,9 @@ config 6xx select PPC_HAVE_PMU_SUPPORT config POWER3 + bool depends on PPC64 && PPC_BOOK3S - def_bool y + default y if !POWER4_ONLY config POWER4 depends on PPC64 && PPC_BOOK3S @@ -144,7 +145,8 @@ config TUNE_CELL but somewhat slower on other machines. This option only changes the scheduling of instructions, not the selection of instructions itself, so the resulting kernel will keep running on all other - machines. + machines. When building a kernel that is supposed to run only + on Cell, you should also select the POWER4_ONLY option. # this is temp to handle compat with arch=ppc config 8xx diff --git a/trunk/arch/powerpc/platforms/cell/spufs/inode.c b/trunk/arch/powerpc/platforms/cell/spufs/inode.c index 3f3bb4cdbbec..863184b182f4 100644 --- a/trunk/arch/powerpc/platforms/cell/spufs/inode.c +++ b/trunk/arch/powerpc/platforms/cell/spufs/inode.c @@ -749,7 +749,6 @@ static struct file_system_type spufs_type = { .mount = spufs_mount, .kill_sb = kill_litter_super, }; -MODULE_ALIAS_FS("spufs"); static int __init spufs_init(void) { diff --git a/trunk/arch/powerpc/platforms/pseries/hvcserver.c b/trunk/arch/powerpc/platforms/pseries/hvcserver.c index 4557e91626c4..fcf4b4cbeaf3 100644 --- a/trunk/arch/powerpc/platforms/pseries/hvcserver.c +++ b/trunk/arch/powerpc/platforms/pseries/hvcserver.c @@ -23,7 +23,6 @@ #include #include #include -#include #include #include @@ -189,9 +188,9 @@ int hvcs_get_partner_info(uint32_t unit_address, struct list_head *head, = (unsigned int)last_p_partition_ID; /* copy the Null-term char too */ - strlcpy(&next_partner_info->location_code[0], + strncpy(&next_partner_info->location_code[0], (char *)&pi_buff[2], - sizeof(next_partner_info->location_code)); + strlen((char *)&pi_buff[2]) + 1); list_add_tail(&(next_partner_info->node), head); next_partner_info = NULL; diff --git a/trunk/arch/powerpc/platforms/pseries/lpar.c b/trunk/arch/powerpc/platforms/pseries/lpar.c index 299731e9036b..0da39fed355a 100644 --- a/trunk/arch/powerpc/platforms/pseries/lpar.c +++ b/trunk/arch/powerpc/platforms/pseries/lpar.c @@ -186,13 +186,7 @@ static long pSeries_lpar_hpte_remove(unsigned long hpte_group) (0x1UL << 4), &dummy1, &dummy2); if (lpar_rc == H_SUCCESS) return i; - - /* - * The test for adjunct partition is performed before the - * ANDCOND test. H_RESOURCE may be returned, so we need to - * check for that as well. - */ - BUG_ON(lpar_rc != H_NOT_FOUND && lpar_rc != H_RESOURCE); + BUG_ON(lpar_rc != H_NOT_FOUND); slot_offset++; slot_offset &= 0x7; diff --git a/trunk/arch/s390/Kconfig b/trunk/arch/s390/Kconfig index eb8fb629f00b..4b505370a1d5 100644 --- a/trunk/arch/s390/Kconfig +++ b/trunk/arch/s390/Kconfig @@ -134,7 +134,7 @@ config S390 select HAVE_SYSCALL_WRAPPERS select HAVE_UID16 if 32BIT select HAVE_VIRT_CPU_ACCOUNTING - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select INIT_ALL_POSSIBLE select KTIME_SCALAR if 32BIT select MODULES_USE_ELF_RELA diff --git a/trunk/arch/s390/hypfs/inode.c b/trunk/arch/s390/hypfs/inode.c index 5f7d7ba2874c..8538015ed4a0 100644 --- a/trunk/arch/s390/hypfs/inode.c +++ b/trunk/arch/s390/hypfs/inode.c @@ -456,7 +456,6 @@ static struct file_system_type hypfs_type = { .mount = hypfs_mount, .kill_sb = hypfs_kill_super }; -MODULE_ALIAS_FS("s390_hypfs"); static const struct super_operations hypfs_s_ops = { .statfs = simple_statfs, diff --git a/trunk/arch/s390/include/asm/cpu_mf.h b/trunk/arch/s390/include/asm/cpu_mf.h index c879fad404c8..f1eddd150dd7 100644 --- a/trunk/arch/s390/include/asm/cpu_mf.h +++ b/trunk/arch/s390/include/asm/cpu_mf.h @@ -12,7 +12,6 @@ #ifndef _ASM_S390_CPU_MF_H #define _ASM_S390_CPU_MF_H -#include #include #define CPU_MF_INT_SF_IAE (1 << 31) /* invalid entry address */ diff --git a/trunk/arch/s390/include/asm/eadm.h b/trunk/arch/s390/include/asm/eadm.h index dc9200ca32ed..8d4847191ecc 100644 --- a/trunk/arch/s390/include/asm/eadm.h +++ b/trunk/arch/s390/include/asm/eadm.h @@ -34,8 +34,6 @@ struct arsb { u32 reserved[4]; } __packed; -#define EQC_WR_PROHIBIT 22 - struct msb { u8 fmt:4; u8 oc:4; @@ -98,13 +96,11 @@ struct scm_device { #define OP_STATE_TEMP_ERR 2 #define OP_STATE_PERM_ERR 3 -enum scm_event {SCM_CHANGE, SCM_AVAIL}; - struct scm_driver { struct device_driver drv; int (*probe) (struct scm_device *scmdev); int (*remove) (struct scm_device *scmdev); - void (*notify) (struct scm_device *scmdev, enum scm_event event); + void (*notify) (struct scm_device *scmdev); void (*handler) (struct scm_device *scmdev, void *data, int error); }; diff --git a/trunk/arch/s390/include/asm/pgtable.h b/trunk/arch/s390/include/asm/pgtable.h index 4a5443118cfb..4a2930844d43 100644 --- a/trunk/arch/s390/include/asm/pgtable.h +++ b/trunk/arch/s390/include/asm/pgtable.h @@ -344,7 +344,6 @@ extern unsigned long MODULES_END; #define _REGION3_ENTRY_CO 0x100 /* change-recording override */ /* Bits in the segment table entry */ -#define _SEGMENT_ENTRY_ORIGIN_LARGE ~0xfffffUL /* large page address */ #define _SEGMENT_ENTRY_ORIGIN ~0x7ffUL/* segment table origin */ #define _SEGMENT_ENTRY_RO 0x200 /* page protection bit */ #define _SEGMENT_ENTRY_INV 0x20 /* invalid segment table entry */ @@ -1532,8 +1531,7 @@ extern int s390_enable_sie(void); /* * No page table caches to initialise */ -static inline void pgtable_cache_init(void) { } -static inline void check_pgt_cache(void) { } +#define pgtable_cache_init() do { } while (0) #include diff --git a/trunk/arch/s390/include/asm/tlbflush.h b/trunk/arch/s390/include/asm/tlbflush.h index 6b32af30878c..1d8fe2b17ef6 100644 --- a/trunk/arch/s390/include/asm/tlbflush.h +++ b/trunk/arch/s390/include/asm/tlbflush.h @@ -74,6 +74,8 @@ static inline void __tlb_flush_idte(unsigned long asce) static inline void __tlb_flush_mm(struct mm_struct * mm) { + if (unlikely(cpumask_empty(mm_cpumask(mm)))) + return; /* * If the machine has IDTE we prefer to do a per mm flush * on all cpus instead of doing a local flush if the mm diff --git a/trunk/arch/s390/kernel/entry.S b/trunk/arch/s390/kernel/entry.S index 94feff7d6132..550228523267 100644 --- a/trunk/arch/s390/kernel/entry.S +++ b/trunk/arch/s390/kernel/entry.S @@ -636,8 +636,7 @@ ENTRY(mcck_int_handler) UPDATE_VTIME %r14,%r15,__LC_MCCK_ENTER_TIMER mcck_skip: SWITCH_ASYNC __LC_GPREGS_SAVE_AREA+32,__LC_PANIC_STACK,PAGE_SHIFT - stm %r0,%r7,__PT_R0(%r11) - mvc __PT_R8(32,%r11),__LC_GPREGS_SAVE_AREA+32 + mvc __PT_R0(64,%r11),__LC_GPREGS_SAVE_AREA stm %r8,%r9,__PT_PSW(%r11) xc __SF_BACKCHAIN(4,%r15),__SF_BACKCHAIN(%r15) l %r1,BASED(.Ldo_machine_check) diff --git a/trunk/arch/s390/kernel/entry64.S b/trunk/arch/s390/kernel/entry64.S index 2e6d60c55f90..9c837c101297 100644 --- a/trunk/arch/s390/kernel/entry64.S +++ b/trunk/arch/s390/kernel/entry64.S @@ -678,9 +678,8 @@ ENTRY(mcck_int_handler) UPDATE_VTIME %r14,__LC_MCCK_ENTER_TIMER LAST_BREAK %r14 mcck_skip: - lghi %r14,__LC_GPREGS_SAVE_AREA+64 - stmg %r0,%r7,__PT_R0(%r11) - mvc __PT_R8(64,%r11),0(%r14) + lghi %r14,__LC_GPREGS_SAVE_AREA + mvc __PT_R0(128,%r11),0(%r14) stmg %r8,%r9,__PT_PSW(%r11) xc __SF_BACKCHAIN(8,%r15),__SF_BACKCHAIN(%r15) lgr %r2,%r11 # pass pointer to pt_regs diff --git a/trunk/arch/s390/kernel/setup.c b/trunk/arch/s390/kernel/setup.c index 29268859d8ee..a5360de85ec7 100644 --- a/trunk/arch/s390/kernel/setup.c +++ b/trunk/arch/s390/kernel/setup.c @@ -571,8 +571,6 @@ static void __init setup_memory_end(void) /* Split remaining virtual space between 1:1 mapping & vmemmap array */ tmp = VMALLOC_START / (PAGE_SIZE + sizeof(struct page)); - /* vmemmap contains a multiple of PAGES_PER_SECTION struct pages */ - tmp = SECTION_ALIGN_UP(tmp); tmp = VMALLOC_START - tmp * sizeof(struct page); tmp &= ~((vmax >> 11) - 1); /* align to page table level */ tmp = min(tmp, 1UL << MAX_PHYSMEM_BITS); diff --git a/trunk/arch/s390/lib/uaccess_pt.c b/trunk/arch/s390/lib/uaccess_pt.c index 466fb3383960..dff631d34b45 100644 --- a/trunk/arch/s390/lib/uaccess_pt.c +++ b/trunk/arch/s390/lib/uaccess_pt.c @@ -77,68 +77,41 @@ static size_t copy_in_kernel(size_t count, void __user *to, * >= -4095 (IS_ERR_VALUE(x) returns true), a fault has occured and the address * contains the (negative) exception code. */ -#ifdef CONFIG_64BIT -static unsigned long follow_table(struct mm_struct *mm, - unsigned long address, int write) +static __always_inline unsigned long follow_table(struct mm_struct *mm, + unsigned long addr, int write) { - unsigned long *table = (unsigned long *)__pa(mm->pgd); - - switch (mm->context.asce_bits & _ASCE_TYPE_MASK) { - case _ASCE_TYPE_REGION1: - table = table + ((address >> 53) & 0x7ff); - if (unlikely(*table & _REGION_ENTRY_INV)) - return -0x39UL; - table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN); - case _ASCE_TYPE_REGION2: - table = table + ((address >> 42) & 0x7ff); - if (unlikely(*table & _REGION_ENTRY_INV)) - return -0x3aUL; - table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN); - case _ASCE_TYPE_REGION3: - table = table + ((address >> 31) & 0x7ff); - if (unlikely(*table & _REGION_ENTRY_INV)) - return -0x3bUL; - table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN); - case _ASCE_TYPE_SEGMENT: - table = table + ((address >> 20) & 0x7ff); - if (unlikely(*table & _SEGMENT_ENTRY_INV)) - return -0x10UL; - if (unlikely(*table & _SEGMENT_ENTRY_LARGE)) { - if (write && (*table & _SEGMENT_ENTRY_RO)) - return -0x04UL; - return (*table & _SEGMENT_ENTRY_ORIGIN_LARGE) + - (address & ~_SEGMENT_ENTRY_ORIGIN_LARGE); - } - table = (unsigned long *)(*table & _SEGMENT_ENTRY_ORIGIN); - } - table = table + ((address >> 12) & 0xff); - if (unlikely(*table & _PAGE_INVALID)) - return -0x11UL; - if (write && (*table & _PAGE_RO)) - return -0x04UL; - return (*table & PAGE_MASK) + (address & ~PAGE_MASK); -} + pgd_t *pgd; + pud_t *pud; + pmd_t *pmd; + pte_t *ptep; -#else /* CONFIG_64BIT */ + pgd = pgd_offset(mm, addr); + if (pgd_none(*pgd) || unlikely(pgd_bad(*pgd))) + return -0x3aUL; -static unsigned long follow_table(struct mm_struct *mm, - unsigned long address, int write) -{ - unsigned long *table = (unsigned long *)__pa(mm->pgd); + pud = pud_offset(pgd, addr); + if (pud_none(*pud) || unlikely(pud_bad(*pud))) + return -0x3bUL; - table = table + ((address >> 20) & 0x7ff); - if (unlikely(*table & _SEGMENT_ENTRY_INV)) + pmd = pmd_offset(pud, addr); + if (pmd_none(*pmd)) return -0x10UL; - table = (unsigned long *)(*table & _SEGMENT_ENTRY_ORIGIN); - table = table + ((address >> 12) & 0xff); - if (unlikely(*table & _PAGE_INVALID)) + if (pmd_large(*pmd)) { + if (write && (pmd_val(*pmd) & _SEGMENT_ENTRY_RO)) + return -0x04UL; + return (pmd_val(*pmd) & HPAGE_MASK) + (addr & ~HPAGE_MASK); + } + if (unlikely(pmd_bad(*pmd))) + return -0x10UL; + + ptep = pte_offset_map(pmd, addr); + if (!pte_present(*ptep)) return -0x11UL; - if (write && (*table & _PAGE_RO)) + if (write && (!pte_write(*ptep) || !pte_dirty(*ptep))) return -0x04UL; - return (*table & PAGE_MASK) + (address & ~PAGE_MASK); -} -#endif /* CONFIG_64BIT */ + return (pte_val(*ptep) & PAGE_MASK) + (addr & ~PAGE_MASK); +} static __always_inline size_t __user_copy_pt(unsigned long uaddr, void *kptr, size_t n, int write_user) @@ -224,7 +197,7 @@ size_t copy_to_user_pt(size_t n, void __user *to, const void *from) static size_t clear_user_pt(size_t n, void __user *to) { - void *zpage = (void *) empty_zero_page; + void *zpage = &empty_zero_page; long done, size, ret; done = 0; diff --git a/trunk/arch/score/Kconfig b/trunk/arch/score/Kconfig index c8def8bc9020..e569aa1fd2ba 100644 --- a/trunk/arch/score/Kconfig +++ b/trunk/arch/score/Kconfig @@ -12,7 +12,7 @@ config SCORE select GENERIC_CPU_DEVICES select GENERIC_CLOCKEVENTS select HAVE_MOD_ARCH_SPECIFIC - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL select CLONE_BACKWARDS diff --git a/trunk/arch/sparc/Kconfig b/trunk/arch/sparc/Kconfig index 3d361f236308..289127d5241c 100644 --- a/trunk/arch/sparc/Kconfig +++ b/trunk/arch/sparc/Kconfig @@ -84,6 +84,12 @@ config ARCH_DEFCONFIG default "arch/sparc/configs/sparc32_defconfig" if SPARC32 default "arch/sparc/configs/sparc64_defconfig" if SPARC64 +# CONFIG_BITS can be used at source level to get 32/64 bits +config BITS + int + default 32 if SPARC32 + default 64 if SPARC64 + config IOMMU_HELPER bool default y if SPARC64 @@ -191,7 +197,7 @@ config RWSEM_XCHGADD_ALGORITHM config GENERIC_HWEIGHT bool - default y + default y if !ULTRA_HAS_POPULATION_COUNT config GENERIC_CALIBRATE_DELAY bool diff --git a/trunk/arch/sparc/include/asm/spitfire.h b/trunk/arch/sparc/include/asm/spitfire.h index 6b67e50fb9b4..d06a26601753 100644 --- a/trunk/arch/sparc/include/asm/spitfire.h +++ b/trunk/arch/sparc/include/asm/spitfire.h @@ -45,7 +45,6 @@ #define SUN4V_CHIP_NIAGARA3 0x03 #define SUN4V_CHIP_NIAGARA4 0x04 #define SUN4V_CHIP_NIAGARA5 0x05 -#define SUN4V_CHIP_SPARC64X 0x8a #define SUN4V_CHIP_UNKNOWN 0xff #ifndef __ASSEMBLY__ diff --git a/trunk/arch/sparc/kernel/cpu.c b/trunk/arch/sparc/kernel/cpu.c index 5c5125895db8..a6c94a2bf9d4 100644 --- a/trunk/arch/sparc/kernel/cpu.c +++ b/trunk/arch/sparc/kernel/cpu.c @@ -493,12 +493,6 @@ static void __init sun4v_cpu_probe(void) sparc_pmu_type = "niagara5"; break; - case SUN4V_CHIP_SPARC64X: - sparc_cpu_type = "SPARC64-X"; - sparc_fpu_type = "SPARC64-X integrated FPU"; - sparc_pmu_type = "sparc64-x"; - break; - default: printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n", prom_cpu_compatible); diff --git a/trunk/arch/sparc/kernel/head_64.S b/trunk/arch/sparc/kernel/head_64.S index 26b706a1867d..2feb15c35d9e 100644 --- a/trunk/arch/sparc/kernel/head_64.S +++ b/trunk/arch/sparc/kernel/head_64.S @@ -134,8 +134,6 @@ prom_niagara_prefix: .asciz "SUNW,UltraSPARC-T" prom_sparc_prefix: .asciz "SPARC-" -prom_sparc64x_prefix: - .asciz "SPARC64-X" .align 4 prom_root_compatible: .skip 64 @@ -414,7 +412,7 @@ sun4v_chip_type: cmp %g2, 'T' be,pt %xcc, 70f cmp %g2, 'M' - bne,pn %xcc, 49f + bne,pn %xcc, 4f nop 70: ldub [%g1 + 7], %g2 @@ -427,7 +425,7 @@ sun4v_chip_type: cmp %g2, '5' be,pt %xcc, 5f mov SUN4V_CHIP_NIAGARA5, %g4 - ba,pt %xcc, 49f + ba,pt %xcc, 4f nop 91: sethi %hi(prom_cpu_compatible), %g1 @@ -441,25 +439,6 @@ sun4v_chip_type: mov SUN4V_CHIP_NIAGARA2, %g4 4: - /* Athena */ - sethi %hi(prom_cpu_compatible), %g1 - or %g1, %lo(prom_cpu_compatible), %g1 - sethi %hi(prom_sparc64x_prefix), %g7 - or %g7, %lo(prom_sparc64x_prefix), %g7 - mov 9, %g3 -41: ldub [%g7], %g2 - ldub [%g1], %g4 - cmp %g2, %g4 - bne,pn %icc, 49f - add %g7, 1, %g7 - subcc %g3, 1, %g3 - bne,pt %xcc, 41b - add %g1, 1, %g1 - mov SUN4V_CHIP_SPARC64X, %g4 - ba,pt %xcc, 5f - nop - -49: mov SUN4V_CHIP_UNKNOWN, %g4 5: sethi %hi(sun4v_chip_type), %g2 or %g2, %lo(sun4v_chip_type), %g2 diff --git a/trunk/arch/sparc/kernel/leon_pci_grpci2.c b/trunk/arch/sparc/kernel/leon_pci_grpci2.c index 4d1487138d26..fc4320886a3a 100644 --- a/trunk/arch/sparc/kernel/leon_pci_grpci2.c +++ b/trunk/arch/sparc/kernel/leon_pci_grpci2.c @@ -186,8 +186,6 @@ struct grpci2_cap_first { #define CAP9_IOMAP_OFS 0x20 #define CAP9_BARSIZE_OFS 0x24 -#define TGT 256 - struct grpci2_priv { struct leon_pci_info info; /* must be on top of this structure */ struct grpci2_regs *regs; @@ -239,12 +237,8 @@ static int grpci2_cfg_r32(struct grpci2_priv *priv, unsigned int bus, if (where & 0x3) return -EINVAL; - if (bus == 0) { - devfn += (0x8 * 6); /* start at AD16=Device0 */ - } else if (bus == TGT) { - bus = 0; - devfn = 0; /* special case: bridge controller itself */ - } + if (bus == 0 && PCI_SLOT(devfn) != 0) + devfn += (0x8 * 6); /* Select bus */ spin_lock_irqsave(&grpci2_dev_lock, flags); @@ -309,12 +303,8 @@ static int grpci2_cfg_w32(struct grpci2_priv *priv, unsigned int bus, if (where & 0x3) return -EINVAL; - if (bus == 0) { - devfn += (0x8 * 6); /* start at AD16=Device0 */ - } else if (bus == TGT) { - bus = 0; - devfn = 0; /* special case: bridge controller itself */ - } + if (bus == 0 && PCI_SLOT(devfn) != 0) + devfn += (0x8 * 6); /* Select bus */ spin_lock_irqsave(&grpci2_dev_lock, flags); @@ -378,7 +368,7 @@ static int grpci2_read_config(struct pci_bus *bus, unsigned int devfn, unsigned int busno = bus->number; int ret; - if (PCI_SLOT(devfn) > 15 || busno > 255) { + if (PCI_SLOT(devfn) > 15 || (PCI_SLOT(devfn) == 0 && busno == 0)) { *val = ~0; return 0; } @@ -416,7 +406,7 @@ static int grpci2_write_config(struct pci_bus *bus, unsigned int devfn, struct grpci2_priv *priv = grpci2priv; unsigned int busno = bus->number; - if (PCI_SLOT(devfn) > 15 || busno > 255) + if (PCI_SLOT(devfn) > 15 || (PCI_SLOT(devfn) == 0 && busno == 0)) return 0; #ifdef GRPCI2_DEBUG_CFGACCESS @@ -588,15 +578,15 @@ void grpci2_hw_init(struct grpci2_priv *priv) REGSTORE(regs->ahbmst_map[i], priv->pci_area); /* Get the GRPCI2 Host PCI ID */ - grpci2_cfg_r32(priv, TGT, 0, PCI_VENDOR_ID, &priv->pciid); + grpci2_cfg_r32(priv, 0, 0, PCI_VENDOR_ID, &priv->pciid); /* Get address to first (always defined) capability structure */ - grpci2_cfg_r8(priv, TGT, 0, PCI_CAPABILITY_LIST, &capptr); + grpci2_cfg_r8(priv, 0, 0, PCI_CAPABILITY_LIST, &capptr); /* Enable/Disable Byte twisting */ - grpci2_cfg_r32(priv, TGT, 0, capptr+CAP9_IOMAP_OFS, &io_map); + grpci2_cfg_r32(priv, 0, 0, capptr+CAP9_IOMAP_OFS, &io_map); io_map = (io_map & ~0x1) | (priv->bt_enabled ? 1 : 0); - grpci2_cfg_w32(priv, TGT, 0, capptr+CAP9_IOMAP_OFS, io_map); + grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_IOMAP_OFS, io_map); /* Setup the Host's PCI Target BARs for other peripherals to access, * and do DMA to the host's memory. The target BARs can be sized and @@ -627,18 +617,17 @@ void grpci2_hw_init(struct grpci2_priv *priv) pciadr = 0; } } - grpci2_cfg_w32(priv, TGT, 0, capptr+CAP9_BARSIZE_OFS+i*4, - bar_sz); - grpci2_cfg_w32(priv, TGT, 0, PCI_BASE_ADDRESS_0+i*4, pciadr); - grpci2_cfg_w32(priv, TGT, 0, capptr+CAP9_BAR_OFS+i*4, ahbadr); + grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_BARSIZE_OFS+i*4, bar_sz); + grpci2_cfg_w32(priv, 0, 0, PCI_BASE_ADDRESS_0+i*4, pciadr); + grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_BAR_OFS+i*4, ahbadr); printk(KERN_INFO " TGT BAR[%d]: 0x%08x (PCI)-> 0x%08x\n", i, pciadr, ahbadr); } /* set as bus master and enable pci memory responses */ - grpci2_cfg_r32(priv, TGT, 0, PCI_COMMAND, &data); + grpci2_cfg_r32(priv, 0, 0, PCI_COMMAND, &data); data |= (PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); - grpci2_cfg_w32(priv, TGT, 0, PCI_COMMAND, data); + grpci2_cfg_w32(priv, 0, 0, PCI_COMMAND, data); /* Enable Error respone (CPU-TRAP) on illegal memory access. */ REGSTORE(regs->ctrl, CTRL_ER | CTRL_PE); diff --git a/trunk/arch/tile/Kconfig b/trunk/arch/tile/Kconfig index 25877aebc685..ff496ab1e794 100644 --- a/trunk/arch/tile/Kconfig +++ b/trunk/arch/tile/Kconfig @@ -17,7 +17,7 @@ config TILE select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select HAVE_SYSCALL_WRAPPERS if TILEGX - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select SYS_HYPERVISOR select ARCH_HAVE_NMI_SAFE_CMPXCHG select GENERIC_CLOCKEVENTS diff --git a/trunk/arch/tile/configs/tilegx_defconfig b/trunk/arch/tile/configs/tilegx_defconfig index 47684815e5c8..8c5eff6d6df5 100644 --- a/trunk/arch/tile/configs/tilegx_defconfig +++ b/trunk/arch/tile/configs/tilegx_defconfig @@ -330,6 +330,7 @@ CONFIG_MD_RAID0=m CONFIG_MD_RAID1=m CONFIG_MD_RAID10=m CONFIG_MD_RAID456=m +CONFIG_MULTICORE_RAID456=y CONFIG_MD_FAULTY=m CONFIG_BLK_DEV_DM=m CONFIG_DM_DEBUG=y diff --git a/trunk/arch/tile/configs/tilepro_defconfig b/trunk/arch/tile/configs/tilepro_defconfig index dd2b8f0c631f..e7a3dfcbcda7 100644 --- a/trunk/arch/tile/configs/tilepro_defconfig +++ b/trunk/arch/tile/configs/tilepro_defconfig @@ -324,6 +324,7 @@ CONFIG_MD_RAID0=m CONFIG_MD_RAID1=m CONFIG_MD_RAID10=m CONFIG_MD_RAID456=m +CONFIG_MULTICORE_RAID456=y CONFIG_MD_FAULTY=m CONFIG_BLK_DEV_DM=m CONFIG_DM_DEBUG=y diff --git a/trunk/arch/tile/include/asm/compat.h b/trunk/arch/tile/include/asm/compat.h index 78f1f2ded86c..001d418a8957 100644 --- a/trunk/arch/tile/include/asm/compat.h +++ b/trunk/arch/tile/include/asm/compat.h @@ -288,9 +288,6 @@ long compat_sys_sync_file_range2(int fd, unsigned int flags, long compat_sys_fallocate(int fd, int mode, u32 offset_lo, u32 offset_hi, u32 len_lo, u32 len_hi); -long compat_sys_llseek(unsigned int fd, unsigned int offset_high, - unsigned int offset_low, loff_t __user * result, - unsigned int origin); /* Assembly trampoline to avoid clobbering r0. */ long _compat_sys_rt_sigreturn(void); diff --git a/trunk/arch/tile/include/asm/irqflags.h b/trunk/arch/tile/include/asm/irqflags.h index c96f9bbb760d..241c0bb60b12 100644 --- a/trunk/arch/tile/include/asm/irqflags.h +++ b/trunk/arch/tile/include/asm/irqflags.h @@ -40,15 +40,7 @@ #include #include -/* - * Set and clear kernel interrupt masks. - * - * NOTE: __insn_mtspr() is a compiler builtin marked as a memory - * clobber. We rely on it being equivalent to a compiler barrier in - * this code since arch_local_irq_save() and friends must act as - * compiler barriers. This compiler semantic is baked into enough - * places that the compiler will maintain it going forward. - */ +/* Set and clear kernel interrupt masks. */ #if CHIP_HAS_SPLIT_INTR_MASK() #if INT_PERF_COUNT < 32 || INT_AUX_PERF_COUNT < 32 || INT_MEM_ERROR >= 32 # error Fix assumptions about which word various interrupts are in diff --git a/trunk/arch/tile/kernel/compat.c b/trunk/arch/tile/kernel/compat.c index 6ea4cdb3c6a0..7f72401b4f45 100644 --- a/trunk/arch/tile/kernel/compat.c +++ b/trunk/arch/tile/kernel/compat.c @@ -32,65 +32,50 @@ * adapt the usual convention. */ -COMPAT_SYSCALL_DEFINE4(truncate64, char __user *, filename, u32, dummy, - u32, low, u32, high) +long compat_sys_truncate64(char __user *filename, u32 dummy, u32 low, u32 high) { return sys_truncate(filename, ((loff_t)high << 32) | low); } -COMPAT_SYSCALL_DEFINE4(ftruncate64, unsigned int, fd, u32, dummy, - u32, low, u32, high) +long compat_sys_ftruncate64(unsigned int fd, u32 dummy, u32 low, u32 high) { return sys_ftruncate(fd, ((loff_t)high << 32) | low); } -COMPAT_SYSCALL_DEFINE6(pread64, unsigned int, fd, char __user *, ubuf, - size_t, count, u32, dummy, u32, low, u32, high) +long compat_sys_pread64(unsigned int fd, char __user *ubuf, size_t count, + u32 dummy, u32 low, u32 high) { return sys_pread64(fd, ubuf, count, ((loff_t)high << 32) | low); } -COMPAT_SYSCALL_DEFINE6(pwrite64, unsigned int, fd, char __user *, ubuf, - size_t, count, u32, dummy, u32, low, u32, high) +long compat_sys_pwrite64(unsigned int fd, char __user *ubuf, size_t count, + u32 dummy, u32 low, u32 high) { return sys_pwrite64(fd, ubuf, count, ((loff_t)high << 32) | low); } -COMPAT_SYSCALL_DEFINE4(lookup_dcookie, u32, low, u32, high, - char __user *, buf, size_t, len) +long compat_sys_lookup_dcookie(u32 low, u32 high, char __user *buf, size_t len) { return sys_lookup_dcookie(((loff_t)high << 32) | low, buf, len); } -COMPAT_SYSCALL_DEFINE6(sync_file_range2, int, fd, unsigned int, flags, - u32, offset_lo, u32, offset_hi, - u32, nbytes_lo, u32, nbytes_hi) +long compat_sys_sync_file_range2(int fd, unsigned int flags, + u32 offset_lo, u32 offset_hi, + u32 nbytes_lo, u32 nbytes_hi) { return sys_sync_file_range(fd, ((loff_t)offset_hi << 32) | offset_lo, ((loff_t)nbytes_hi << 32) | nbytes_lo, flags); } -COMPAT_SYSCALL_DEFINE6(fallocate, int, fd, int, mode, - u32, offset_lo, u32, offset_hi, - u32, len_lo, u32, len_hi) +long compat_sys_fallocate(int fd, int mode, + u32 offset_lo, u32 offset_hi, + u32 len_lo, u32 len_hi) { return sys_fallocate(fd, mode, ((loff_t)offset_hi << 32) | offset_lo, ((loff_t)len_hi << 32) | len_lo); } -/* - * Avoid bug in generic sys_llseek() that specifies offset_high and - * offset_low as "unsigned long", thus making it possible to pass - * a sign-extended high 32 bits in offset_low. - */ -COMPAT_SYSCALL_DEFINE5(llseek, unsigned int, fd, unsigned int, offset_high, - unsigned int, offset_low, loff_t __user *, result, - unsigned int, origin) -{ - return sys_llseek(fd, offset_high, offset_low, result, origin); -} - /* Provide the compat syscall number to call mapping. */ #undef __SYSCALL #define __SYSCALL(nr, call) [nr] = (call), @@ -98,7 +83,6 @@ COMPAT_SYSCALL_DEFINE5(llseek, unsigned int, fd, unsigned int, offset_high, /* See comments in sys.c */ #define compat_sys_fadvise64_64 sys32_fadvise64_64 #define compat_sys_readahead sys32_readahead -#define sys_llseek compat_sys_llseek /* Call the assembly trampolines where necessary. */ #define compat_sys_rt_sigreturn _compat_sys_rt_sigreturn diff --git a/trunk/arch/tile/kernel/setup.c b/trunk/arch/tile/kernel/setup.c index 7a5aa1a7864e..d1e15f7b59c6 100644 --- a/trunk/arch/tile/kernel/setup.c +++ b/trunk/arch/tile/kernel/setup.c @@ -1004,8 +1004,15 @@ void __cpuinit setup_cpu(int boot) #ifdef CONFIG_BLK_DEV_INITRD +/* + * Note that the kernel can potentially support other compression + * techniques than gz, though we don't do so by default. If we ever + * decide to do so we can either look for other filename extensions, + * or just allow a file with this name to be compressed with an + * arbitrary compressor (somewhat counterintuitively). + */ static int __initdata set_initramfs_file; -static char __initdata initramfs_file[128] = "initramfs"; +static char __initdata initramfs_file[128] = "initramfs.cpio.gz"; static int __init setup_initramfs_file(char *str) { @@ -1019,9 +1026,9 @@ static int __init setup_initramfs_file(char *str) early_param("initramfs_file", setup_initramfs_file); /* - * We look for a file called "initramfs" in the hvfs. If there is one, we - * allocate some memory for it and it will be unpacked to the initramfs. - * If it's compressed, the initd code will uncompress it first. + * We look for an "initramfs.cpio.gz" file in the hvfs. + * If there is one, we allocate some memory for it and it will be + * unpacked to the initramfs. */ static void __init load_hv_initrd(void) { @@ -1031,16 +1038,10 @@ static void __init load_hv_initrd(void) fd = hv_fs_findfile((HV_VirtAddr) initramfs_file); if (fd == HV_ENOENT) { - if (set_initramfs_file) { + if (set_initramfs_file) pr_warning("No such hvfs initramfs file '%s'\n", initramfs_file); - return; - } else { - /* Try old backwards-compatible name. */ - fd = hv_fs_findfile((HV_VirtAddr)"initramfs.cpio.gz"); - if (fd == HV_ENOENT) - return; - } + return; } BUG_ON(fd < 0); stat = hv_fs_fstat(fd); diff --git a/trunk/arch/um/drivers/chan.h b/trunk/arch/um/drivers/chan.h index c512b0306dd4..78f1b8999964 100644 --- a/trunk/arch/um/drivers/chan.h +++ b/trunk/arch/um/drivers/chan.h @@ -37,7 +37,7 @@ extern int console_write_chan(struct chan *chan, const char *buf, extern int console_open_chan(struct line *line, struct console *co); extern void deactivate_chan(struct chan *chan, int irq); extern void reactivate_chan(struct chan *chan, int irq); -extern void chan_enable_winch(struct chan *chan, struct tty_port *port); +extern void chan_enable_winch(struct chan *chan, struct tty_struct *tty); extern int enable_chan(struct line *line); extern void close_chan(struct line *line); extern int chan_window_size(struct line *line, diff --git a/trunk/arch/um/drivers/chan_kern.c b/trunk/arch/um/drivers/chan_kern.c index 80b47cb71e0a..15c553c239a1 100644 --- a/trunk/arch/um/drivers/chan_kern.c +++ b/trunk/arch/um/drivers/chan_kern.c @@ -122,10 +122,10 @@ static int open_chan(struct list_head *chans) return err; } -void chan_enable_winch(struct chan *chan, struct tty_port *port) +void chan_enable_winch(struct chan *chan, struct tty_struct *tty) { if (chan && chan->primary && chan->ops->winch) - register_winch(chan->fd, port); + register_winch(chan->fd, tty); } static void line_timer_cb(struct work_struct *work) diff --git a/trunk/arch/um/drivers/chan_user.c b/trunk/arch/um/drivers/chan_user.c index 3fd7c3efdb18..9be670ad23b5 100644 --- a/trunk/arch/um/drivers/chan_user.c +++ b/trunk/arch/um/drivers/chan_user.c @@ -216,7 +216,7 @@ static int winch_thread(void *arg) } } -static int winch_tramp(int fd, struct tty_port *port, int *fd_out, +static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out, unsigned long *stack_out) { struct winch_data data; @@ -271,7 +271,7 @@ static int winch_tramp(int fd, struct tty_port *port, int *fd_out, return err; } -void register_winch(int fd, struct tty_port *port) +void register_winch(int fd, struct tty_struct *tty) { unsigned long stack; int pid, thread, count, thread_fd = -1; @@ -281,17 +281,17 @@ void register_winch(int fd, struct tty_port *port) return; pid = tcgetpgrp(fd); - if (is_skas_winch(pid, fd, port)) { - register_winch_irq(-1, fd, -1, port, 0); + if (is_skas_winch(pid, fd, tty)) { + register_winch_irq(-1, fd, -1, tty, 0); return; } if (pid == -1) { - thread = winch_tramp(fd, port, &thread_fd, &stack); + thread = winch_tramp(fd, tty, &thread_fd, &stack); if (thread < 0) return; - register_winch_irq(thread_fd, fd, thread, port, stack); + register_winch_irq(thread_fd, fd, thread, tty, stack); count = write(thread_fd, &c, sizeof(c)); if (count != sizeof(c)) diff --git a/trunk/arch/um/drivers/chan_user.h b/trunk/arch/um/drivers/chan_user.h index 03f1b565c5f9..dc693298eb8f 100644 --- a/trunk/arch/um/drivers/chan_user.h +++ b/trunk/arch/um/drivers/chan_user.h @@ -38,10 +38,10 @@ extern int generic_window_size(int fd, void *unused, unsigned short *rows_out, unsigned short *cols_out); extern void generic_free(void *data); -struct tty_port; -extern void register_winch(int fd, struct tty_port *port); +struct tty_struct; +extern void register_winch(int fd, struct tty_struct *tty); extern void register_winch_irq(int fd, int tty_fd, int pid, - struct tty_port *port, unsigned long stack); + struct tty_struct *tty, unsigned long stack); #define __channel_help(fn, prefix) \ __uml_help(fn, prefix "[0-9]*=\n" \ diff --git a/trunk/arch/um/drivers/line.c b/trunk/arch/um/drivers/line.c index be541cf69fd2..f1b38571f94e 100644 --- a/trunk/arch/um/drivers/line.c +++ b/trunk/arch/um/drivers/line.c @@ -305,7 +305,7 @@ static int line_activate(struct tty_port *port, struct tty_struct *tty) return ret; if (!line->sigio) { - chan_enable_winch(line->chan_out, port); + chan_enable_winch(line->chan_out, tty); line->sigio = 1; } @@ -315,22 +315,8 @@ static int line_activate(struct tty_port *port, struct tty_struct *tty) return 0; } -static void unregister_winch(struct tty_struct *tty); - -static void line_destruct(struct tty_port *port) -{ - struct tty_struct *tty = tty_port_tty_get(port); - struct line *line = tty->driver_data; - - if (line->sigio) { - unregister_winch(tty); - line->sigio = 0; - } -} - static const struct tty_port_operations line_port_ops = { .activate = line_activate, - .destruct = line_destruct, }; int line_open(struct tty_struct *tty, struct file *filp) @@ -354,6 +340,18 @@ int line_install(struct tty_driver *driver, struct tty_struct *tty, return 0; } +static void unregister_winch(struct tty_struct *tty); + +void line_cleanup(struct tty_struct *tty) +{ + struct line *line = tty->driver_data; + + if (line->sigio) { + unregister_winch(tty); + line->sigio = 0; + } +} + void line_close(struct tty_struct *tty, struct file * filp) { struct line *line = tty->driver_data; @@ -603,7 +601,7 @@ struct winch { int fd; int tty_fd; int pid; - struct tty_port *port; + struct tty_struct *tty; unsigned long stack; struct work_struct work; }; @@ -657,7 +655,7 @@ static irqreturn_t winch_interrupt(int irq, void *data) goto out; } } - tty = tty_port_tty_get(winch->port); + tty = winch->tty; if (tty != NULL) { line = tty->driver_data; if (line != NULL) { @@ -665,7 +663,6 @@ static irqreturn_t winch_interrupt(int irq, void *data) &tty->winsize.ws_col); kill_pgrp(tty->pgrp, SIGWINCH, 1); } - tty_kref_put(tty); } out: if (winch->fd != -1) @@ -673,7 +670,7 @@ static irqreturn_t winch_interrupt(int irq, void *data) return IRQ_HANDLED; } -void register_winch_irq(int fd, int tty_fd, int pid, struct tty_port *port, +void register_winch_irq(int fd, int tty_fd, int pid, struct tty_struct *tty, unsigned long stack) { struct winch *winch; @@ -688,7 +685,7 @@ void register_winch_irq(int fd, int tty_fd, int pid, struct tty_port *port, .fd = fd, .tty_fd = tty_fd, .pid = pid, - .port = port, + .tty = tty, .stack = stack }); if (um_request_irq(WINCH_IRQ, fd, IRQ_READ, winch_interrupt, @@ -717,18 +714,15 @@ static void unregister_winch(struct tty_struct *tty) { struct list_head *ele, *next; struct winch *winch; - struct tty_struct *wtty; spin_lock(&winch_handler_lock); list_for_each_safe(ele, next, &winch_handlers) { winch = list_entry(ele, struct winch, list); - wtty = tty_port_tty_get(winch->port); - if (wtty == tty) { + if (winch->tty == tty) { free_winch(winch); break; } - tty_kref_put(wtty); } spin_unlock(&winch_handler_lock); } diff --git a/trunk/arch/um/drivers/net_kern.c b/trunk/arch/um/drivers/net_kern.c index 39f186252e02..d8926c303629 100644 --- a/trunk/arch/um/drivers/net_kern.c +++ b/trunk/arch/um/drivers/net_kern.c @@ -218,7 +218,6 @@ static int uml_net_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_lock_irqsave(&lp->lock, flags); len = (*lp->write)(lp->fd, skb, lp); - skb_tx_timestamp(skb); if (len == skb->len) { dev->stats.tx_packets++; @@ -282,7 +281,6 @@ static void uml_net_get_drvinfo(struct net_device *dev, static const struct ethtool_ops uml_net_ethtool_ops = { .get_drvinfo = uml_net_get_drvinfo, .get_link = ethtool_op_get_link, - .get_ts_info = ethtool_op_get_ts_info, }; static void uml_net_user_timer_expire(unsigned long _conn) diff --git a/trunk/arch/um/drivers/ssl.c b/trunk/arch/um/drivers/ssl.c index b8d14fa52059..16fdd0a0f9d6 100644 --- a/trunk/arch/um/drivers/ssl.c +++ b/trunk/arch/um/drivers/ssl.c @@ -105,6 +105,7 @@ static const struct tty_operations ssl_ops = { .throttle = line_throttle, .unthrottle = line_unthrottle, .install = ssl_install, + .cleanup = line_cleanup, .hangup = line_hangup, }; diff --git a/trunk/arch/um/drivers/stdio_console.c b/trunk/arch/um/drivers/stdio_console.c index 7b361f36ca96..827777af3f6d 100644 --- a/trunk/arch/um/drivers/stdio_console.c +++ b/trunk/arch/um/drivers/stdio_console.c @@ -110,6 +110,7 @@ static const struct tty_operations console_ops = { .set_termios = line_set_termios, .throttle = line_throttle, .unthrottle = line_unthrottle, + .cleanup = line_cleanup, .hangup = line_hangup, }; diff --git a/trunk/arch/um/os-Linux/signal.c b/trunk/arch/um/os-Linux/signal.c index 9d9f1b4bf826..b1469fe93295 100644 --- a/trunk/arch/um/os-Linux/signal.c +++ b/trunk/arch/um/os-Linux/signal.c @@ -15,7 +15,7 @@ #include #include "internal.h" -void (*sig_info[NSIG])(int, struct siginfo *, struct uml_pt_regs *) = { +void (*sig_info[NSIG])(int, siginfo_t *, struct uml_pt_regs *) = { [SIGTRAP] = relay_signal, [SIGFPE] = relay_signal, [SIGILL] = relay_signal, diff --git a/trunk/arch/um/os-Linux/start_up.c b/trunk/arch/um/os-Linux/start_up.c index 337518c5042a..da4b9e9999fd 100644 --- a/trunk/arch/um/os-Linux/start_up.c +++ b/trunk/arch/um/os-Linux/start_up.c @@ -15,8 +15,6 @@ #include #include #include -#include -#include #include #include #include diff --git a/trunk/arch/unicore32/Kconfig b/trunk/arch/unicore32/Kconfig index 2943e3acdf0c..dc50b157fc83 100644 --- a/trunk/arch/unicore32/Kconfig +++ b/trunk/arch/unicore32/Kconfig @@ -9,7 +9,7 @@ config UNICORE32 select GENERIC_ATOMIC64 select HAVE_KERNEL_LZO select HAVE_KERNEL_LZMA - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select ARCH_HAVE_CUSTOM_GPIO_H select GENERIC_FIND_FIRST_BIT select GENERIC_IRQ_PROBE diff --git a/trunk/arch/x86/Kconfig b/trunk/arch/x86/Kconfig index 70c0f3da0476..a4f24f5b1218 100644 --- a/trunk/arch/x86/Kconfig +++ b/trunk/arch/x86/Kconfig @@ -112,7 +112,7 @@ config X86 select GENERIC_STRNLEN_USER select HAVE_CONTEXT_TRACKING if X86_64 select HAVE_IRQ_TIME_ACCOUNTING - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL if X86_32 select MODULES_USE_ELF_RELA if X86_64 select CLONE_BACKWARDS if X86_32 diff --git a/trunk/arch/x86/boot/compressed/Makefile b/trunk/arch/x86/boot/compressed/Makefile index 5ef205c5f37b..8a84501acb1b 100644 --- a/trunk/arch/x86/boot/compressed/Makefile +++ b/trunk/arch/x86/boot/compressed/Makefile @@ -4,7 +4,7 @@ # create a compressed vmlinux image from the original vmlinux # -targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo +targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo head_$(BITS).o misc.o string.o cmdline.o early_serial_console.o piggy.o KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2 KBUILD_CFLAGS += -fno-strict-aliasing -fPIC @@ -29,6 +29,7 @@ VMLINUX_OBJS = $(obj)/vmlinux.lds $(obj)/head_$(BITS).o $(obj)/misc.o \ $(obj)/piggy.o $(obj)/eboot.o: KBUILD_CFLAGS += -fshort-wchar -mno-red-zone +$(obj)/efi_stub_$(BITS).o: KBUILD_CLFAGS += -fshort-wchar -mno-red-zone ifeq ($(CONFIG_EFI_STUB), y) VMLINUX_OBJS += $(obj)/eboot.o $(obj)/efi_stub_$(BITS).o @@ -42,7 +43,7 @@ OBJCOPYFLAGS_vmlinux.bin := -R .comment -S $(obj)/vmlinux.bin: vmlinux FORCE $(call if_changed,objcopy) -targets += $(patsubst $(obj)/%,%,$(VMLINUX_OBJS)) vmlinux.bin.all vmlinux.relocs +targets += vmlinux.bin.all vmlinux.relocs CMD_RELOCS = arch/x86/tools/relocs quiet_cmd_relocs = RELOCS $@ diff --git a/trunk/arch/x86/include/asm/bootparam_utils.h b/trunk/arch/x86/include/asm/bootparam_utils.h index 653668d140f9..5b5e9cb774b5 100644 --- a/trunk/arch/x86/include/asm/bootparam_utils.h +++ b/trunk/arch/x86/include/asm/bootparam_utils.h @@ -14,29 +14,13 @@ * analysis of kexec-tools; if other broken bootloaders initialize a * different set of fields we will need to figure out how to disambiguate. * - * Note: efi_info is commonly left uninitialized, but that field has a - * private magic, so it is better to leave it unchanged. */ static void sanitize_boot_params(struct boot_params *boot_params) { - /* - * IMPORTANT NOTE TO BOOTLOADER AUTHORS: do not simply clear - * this field. The purpose of this field is to guarantee - * compliance with the x86 boot spec located in - * Documentation/x86/boot.txt . That spec says that the - * *whole* structure should be cleared, after which only the - * portion defined by struct setup_header (boot_params->hdr) - * should be copied in. - * - * If you're having an issue because the sentinel is set, you - * need to change the whole structure to be cleared, not this - * (or any other) individual field, or you will soon have - * problems again. - */ if (boot_params->sentinel) { - /* fields in boot_params are left uninitialized, clear them */ + /*fields in boot_params are not valid, clear them */ memset(&boot_params->olpc_ofw_header, 0, - (char *)&boot_params->efi_info - + (char *)&boot_params->alt_mem_k - (char *)&boot_params->olpc_ofw_header); memset(&boot_params->kbd_status, 0, (char *)&boot_params->hdr - diff --git a/trunk/arch/x86/include/asm/kprobes.h b/trunk/arch/x86/include/asm/kprobes.h index 5a6d2873f80e..d3ddd17405d0 100644 --- a/trunk/arch/x86/include/asm/kprobes.h +++ b/trunk/arch/x86/include/asm/kprobes.h @@ -77,7 +77,6 @@ struct arch_specific_insn { * a post_handler or break_handler). */ int boostable; - bool if_modifier; }; struct arch_optimized_insn { diff --git a/trunk/arch/x86/include/asm/kvm_host.h b/trunk/arch/x86/include/asm/kvm_host.h index 4979778cc7fb..635a74d22409 100644 --- a/trunk/arch/x86/include/asm/kvm_host.h +++ b/trunk/arch/x86/include/asm/kvm_host.h @@ -414,8 +414,8 @@ struct kvm_vcpu_arch { gpa_t time; struct pvclock_vcpu_time_info hv_clock; unsigned int hw_tsc_khz; - struct gfn_to_hva_cache pv_time; - bool pv_time_enabled; + unsigned int time_offset; + struct page *time_page; /* set guest stopped flag in pvclock flags field */ bool pvclock_set_guest_stopped_request; diff --git a/trunk/arch/x86/include/asm/paravirt.h b/trunk/arch/x86/include/asm/paravirt.h index 7361e47db79f..5edd1742cfd0 100644 --- a/trunk/arch/x86/include/asm/paravirt.h +++ b/trunk/arch/x86/include/asm/paravirt.h @@ -703,10 +703,7 @@ static inline void arch_leave_lazy_mmu_mode(void) PVOP_VCALL0(pv_mmu_ops.lazy_mode.leave); } -static inline void arch_flush_lazy_mmu_mode(void) -{ - PVOP_VCALL0(pv_mmu_ops.lazy_mode.flush); -} +void arch_flush_lazy_mmu_mode(void); static inline void __set_fixmap(unsigned /* enum fixed_addresses */ idx, phys_addr_t phys, pgprot_t flags) diff --git a/trunk/arch/x86/include/asm/paravirt_types.h b/trunk/arch/x86/include/asm/paravirt_types.h index b3b0ec1dac86..142236ed83af 100644 --- a/trunk/arch/x86/include/asm/paravirt_types.h +++ b/trunk/arch/x86/include/asm/paravirt_types.h @@ -91,7 +91,6 @@ struct pv_lazy_ops { /* Set deferred update mode, used for batching operations. */ void (*enter)(void); void (*leave)(void); - void (*flush)(void); }; struct pv_time_ops { @@ -680,7 +679,6 @@ void paravirt_end_context_switch(struct task_struct *next); void paravirt_enter_lazy_mmu(void); void paravirt_leave_lazy_mmu(void); -void paravirt_flush_lazy_mmu(void); void _paravirt_nop(void); u32 _paravirt_ident_32(u32); diff --git a/trunk/arch/x86/include/asm/syscall.h b/trunk/arch/x86/include/asm/syscall.h index 2e188d68397c..1ace47b62592 100644 --- a/trunk/arch/x86/include/asm/syscall.h +++ b/trunk/arch/x86/include/asm/syscall.h @@ -29,13 +29,13 @@ extern const unsigned long sys_call_table[]; */ static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs) { - return regs->orig_ax; + return regs->orig_ax & __SYSCALL_MASK; } static inline void syscall_rollback(struct task_struct *task, struct pt_regs *regs) { - regs->ax = regs->orig_ax; + regs->ax = regs->orig_ax & __SYSCALL_MASK; } static inline long syscall_get_error(struct task_struct *task, diff --git a/trunk/arch/x86/include/asm/tlb.h b/trunk/arch/x86/include/asm/tlb.h index c7797307fc2b..4fef20773b8f 100644 --- a/trunk/arch/x86/include/asm/tlb.h +++ b/trunk/arch/x86/include/asm/tlb.h @@ -7,7 +7,7 @@ #define tlb_flush(tlb) \ { \ - if (!tlb->fullmm && !tlb->need_flush_all) \ + if (tlb->fullmm == 0) \ flush_tlb_mm_range(tlb->mm, tlb->start, tlb->end, 0UL); \ else \ flush_tlb_mm_range(tlb->mm, 0UL, TLB_FLUSH_ALL, 0UL); \ diff --git a/trunk/arch/x86/include/asm/xen/hypercall.h b/trunk/arch/x86/include/asm/xen/hypercall.h index e709884d0ef9..c20d1ce62dc6 100644 --- a/trunk/arch/x86/include/asm/xen/hypercall.h +++ b/trunk/arch/x86/include/asm/xen/hypercall.h @@ -382,14 +382,14 @@ HYPERVISOR_console_io(int cmd, int count, char *str) return _hypercall3(int, console_io, cmd, count, str); } -extern int __must_check xen_physdev_op_compat(int, void *); +extern int __must_check HYPERVISOR_physdev_op_compat(int, void *); static inline int HYPERVISOR_physdev_op(int cmd, void *arg) { int rc = _hypercall2(int, physdev_op, cmd, arg); if (unlikely(rc == -ENOSYS)) - rc = xen_physdev_op_compat(cmd, arg); + rc = HYPERVISOR_physdev_op_compat(cmd, arg); return rc; } diff --git a/trunk/arch/x86/include/uapi/asm/msr-index.h b/trunk/arch/x86/include/uapi/asm/msr-index.h index 7a060f4b411f..892ce40a7470 100644 --- a/trunk/arch/x86/include/uapi/asm/msr-index.h +++ b/trunk/arch/x86/include/uapi/asm/msr-index.h @@ -44,7 +44,6 @@ #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) -#define MSR_PLATFORM_INFO 0x000000ce #define MSR_MTRRcap 0x000000fe #define MSR_IA32_BBL_CR_CTL 0x00000119 #define MSR_IA32_BBL_CR_CTL3 0x0000011e diff --git a/trunk/arch/x86/kernel/cpu/perf_event_intel.c b/trunk/arch/x86/kernel/cpu/perf_event_intel.c index dab7580c47ae..529c8931fc02 100644 --- a/trunk/arch/x86/kernel/cpu/perf_event_intel.c +++ b/trunk/arch/x86/kernel/cpu/perf_event_intel.c @@ -101,10 +101,6 @@ static struct event_constraint intel_snb_event_constraints[] __read_mostly = FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ FIXED_EVENT_CONSTRAINT(0x0300, 2), /* CPU_CLK_UNHALTED.REF */ - INTEL_UEVENT_CONSTRAINT(0x04a3, 0xf), /* CYCLE_ACTIVITY.CYCLES_NO_DISPATCH */ - INTEL_UEVENT_CONSTRAINT(0x05a3, 0xf), /* CYCLE_ACTIVITY.STALLS_L2_PENDING */ - INTEL_UEVENT_CONSTRAINT(0x02a3, 0x4), /* CYCLE_ACTIVITY.CYCLES_L1D_PENDING */ - INTEL_UEVENT_CONSTRAINT(0x06a3, 0x4), /* CYCLE_ACTIVITY.STALLS_L1D_PENDING */ INTEL_EVENT_CONSTRAINT(0x48, 0x4), /* L1D_PEND_MISS.PENDING */ INTEL_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PREC_DIST */ INTEL_EVENT_CONSTRAINT(0xcd, 0x8), /* MEM_TRANS_RETIRED.LOAD_LATENCY */ diff --git a/trunk/arch/x86/kernel/cpu/perf_event_intel_ds.c b/trunk/arch/x86/kernel/cpu/perf_event_intel_ds.c index 26830f3af0df..826054a4f2ee 100644 --- a/trunk/arch/x86/kernel/cpu/perf_event_intel_ds.c +++ b/trunk/arch/x86/kernel/cpu/perf_event_intel_ds.c @@ -314,11 +314,10 @@ int intel_pmu_drain_bts_buffer(void) if (top <= at) return 0; - memset(®s, 0, sizeof(regs)); - ds->bts_index = ds->bts_buffer_base; perf_sample_data_init(&data, 0, event->hw.last_period); + regs.ip = 0; /* * Prepare a generic sample, i.e. fill in the invariant fields. @@ -730,13 +729,3 @@ void intel_ds_init(void) } } } - -void perf_restore_debug_store(void) -{ - struct debug_store *ds = __this_cpu_read(cpu_hw_events.ds); - - if (!x86_pmu.bts && !x86_pmu.pebs) - return; - - wrmsrl(MSR_IA32_DS_AREA, (unsigned long)ds); -} diff --git a/trunk/arch/x86/kernel/kprobes/core.c b/trunk/arch/x86/kernel/kprobes/core.c index 7bfe318d3d8a..3f06e6149981 100644 --- a/trunk/arch/x86/kernel/kprobes/core.c +++ b/trunk/arch/x86/kernel/kprobes/core.c @@ -375,9 +375,6 @@ static void __kprobes arch_copy_kprobe(struct kprobe *p) else p->ainsn.boostable = -1; - /* Check whether the instruction modifies Interrupt Flag or not */ - p->ainsn.if_modifier = is_IF_modifier(p->ainsn.insn); - /* Also, displacement change doesn't affect the first byte */ p->opcode = p->ainsn.insn[0]; } @@ -437,7 +434,7 @@ static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs, __this_cpu_write(current_kprobe, p); kcb->kprobe_saved_flags = kcb->kprobe_old_flags = (regs->flags & (X86_EFLAGS_TF | X86_EFLAGS_IF)); - if (p->ainsn.if_modifier) + if (is_IF_modifier(p->ainsn.insn)) kcb->kprobe_saved_flags &= ~X86_EFLAGS_IF; } diff --git a/trunk/arch/x86/kernel/microcode_intel_early.c b/trunk/arch/x86/kernel/microcode_intel_early.c index d893e8ed8ac9..7890bc838952 100644 --- a/trunk/arch/x86/kernel/microcode_intel_early.c +++ b/trunk/arch/x86/kernel/microcode_intel_early.c @@ -90,13 +90,13 @@ microcode_phys(struct microcode_intel **mc_saved_tmp, struct microcode_intel ***mc_saved; mc_saved = (struct microcode_intel ***) - __pa_nodebug(&mc_saved_data->mc_saved); + __pa_symbol(&mc_saved_data->mc_saved); for (i = 0; i < mc_saved_data->mc_saved_count; i++) { struct microcode_intel *p; p = *(struct microcode_intel **) - __pa_nodebug(mc_saved_data->mc_saved + i); - mc_saved_tmp[i] = (struct microcode_intel *)__pa_nodebug(p); + __pa(mc_saved_data->mc_saved + i); + mc_saved_tmp[i] = (struct microcode_intel *)__pa(p); } } #endif @@ -562,7 +562,7 @@ scan_microcode(unsigned long start, unsigned long end, struct cpio_data cd; long offset = 0; #ifdef CONFIG_X86_32 - char *p = (char *)__pa_nodebug(ucode_name); + char *p = (char *)__pa_symbol(ucode_name); #else char *p = ucode_name; #endif @@ -630,8 +630,8 @@ static void __cpuinit print_ucode(struct ucode_cpu_info *uci) if (mc_intel == NULL) return; - delay_ucode_info_p = (int *)__pa_nodebug(&delay_ucode_info); - current_mc_date_p = (int *)__pa_nodebug(¤t_mc_date); + delay_ucode_info_p = (int *)__pa_symbol(&delay_ucode_info); + current_mc_date_p = (int *)__pa_symbol(¤t_mc_date); *delay_ucode_info_p = 1; *current_mc_date_p = mc_intel->hdr.date; @@ -659,8 +659,8 @@ static inline void __cpuinit print_ucode(struct ucode_cpu_info *uci) } #endif -static int __cpuinit apply_microcode_early(struct mc_saved_data *mc_saved_data, - struct ucode_cpu_info *uci) +static int apply_microcode_early(struct mc_saved_data *mc_saved_data, + struct ucode_cpu_info *uci) { struct microcode_intel *mc_intel; unsigned int val[2]; @@ -741,15 +741,15 @@ load_ucode_intel_bsp(void) #ifdef CONFIG_X86_32 struct boot_params *boot_params_p; - boot_params_p = (struct boot_params *)__pa_nodebug(&boot_params); + boot_params_p = (struct boot_params *)__pa_symbol(&boot_params); ramdisk_image = boot_params_p->hdr.ramdisk_image; ramdisk_size = boot_params_p->hdr.ramdisk_size; initrd_start_early = ramdisk_image; initrd_end_early = initrd_start_early + ramdisk_size; _load_ucode_intel_bsp( - (struct mc_saved_data *)__pa_nodebug(&mc_saved_data), - (unsigned long *)__pa_nodebug(&mc_saved_in_initrd), + (struct mc_saved_data *)__pa_symbol(&mc_saved_data), + (unsigned long *)__pa_symbol(&mc_saved_in_initrd), initrd_start_early, initrd_end_early, &uci); #else ramdisk_image = boot_params.hdr.ramdisk_image; @@ -772,10 +772,10 @@ void __cpuinit load_ucode_intel_ap(void) unsigned long *initrd_start_p; mc_saved_in_initrd_p = - (unsigned long *)__pa_nodebug(mc_saved_in_initrd); - mc_saved_data_p = (struct mc_saved_data *)__pa_nodebug(&mc_saved_data); - initrd_start_p = (unsigned long *)__pa_nodebug(&initrd_start); - initrd_start_addr = (unsigned long)__pa_nodebug(*initrd_start_p); + (unsigned long *)__pa_symbol(mc_saved_in_initrd); + mc_saved_data_p = (struct mc_saved_data *)__pa_symbol(&mc_saved_data); + initrd_start_p = (unsigned long *)__pa_symbol(&initrd_start); + initrd_start_addr = (unsigned long)__pa_symbol(*initrd_start_p); #else mc_saved_data_p = &mc_saved_data; mc_saved_in_initrd_p = mc_saved_in_initrd; diff --git a/trunk/arch/x86/kernel/paravirt.c b/trunk/arch/x86/kernel/paravirt.c index 8bfb335f74bb..17fff18a1031 100644 --- a/trunk/arch/x86/kernel/paravirt.c +++ b/trunk/arch/x86/kernel/paravirt.c @@ -263,18 +263,6 @@ void paravirt_leave_lazy_mmu(void) leave_lazy(PARAVIRT_LAZY_MMU); } -void paravirt_flush_lazy_mmu(void) -{ - preempt_disable(); - - if (paravirt_get_lazy_mode() == PARAVIRT_LAZY_MMU) { - arch_leave_lazy_mmu_mode(); - arch_enter_lazy_mmu_mode(); - } - - preempt_enable(); -} - void paravirt_start_context_switch(struct task_struct *prev) { BUG_ON(preemptible()); @@ -304,6 +292,18 @@ enum paravirt_lazy_mode paravirt_get_lazy_mode(void) return this_cpu_read(paravirt_lazy_mode); } +void arch_flush_lazy_mmu_mode(void) +{ + preempt_disable(); + + if (paravirt_get_lazy_mode() == PARAVIRT_LAZY_MMU) { + arch_leave_lazy_mmu_mode(); + arch_enter_lazy_mmu_mode(); + } + + preempt_enable(); +} + struct pv_info pv_info = { .name = "bare hardware", .paravirt_enabled = 0, @@ -475,7 +475,6 @@ struct pv_mmu_ops pv_mmu_ops = { .lazy_mode = { .enter = paravirt_nop, .leave = paravirt_nop, - .flush = paravirt_nop, }, .set_fixmap = native_set_fixmap, diff --git a/trunk/arch/x86/kernel/setup.c b/trunk/arch/x86/kernel/setup.c index 90d8cc930f5e..84d32855f65c 100644 --- a/trunk/arch/x86/kernel/setup.c +++ b/trunk/arch/x86/kernel/setup.c @@ -171,15 +171,9 @@ static struct resource bss_resource = { #ifdef CONFIG_X86_32 /* cpu data as detected by the assembly code in head.S */ -struct cpuinfo_x86 new_cpu_data __cpuinitdata = { - .wp_works_ok = -1, - .fdiv_bug = -1, -}; +struct cpuinfo_x86 new_cpu_data __cpuinitdata = {0, 0, 0, 0, -1, 1, 0, 0, -1}; /* common cpu data for all cpus */ -struct cpuinfo_x86 boot_cpu_data __read_mostly = { - .wp_works_ok = -1, - .fdiv_bug = -1, -}; +struct cpuinfo_x86 boot_cpu_data __read_mostly = {0, 0, 0, 0, -1, 1, 0, 0, -1}; EXPORT_SYMBOL(boot_cpu_data); unsigned int def_to_bigsmp; diff --git a/trunk/arch/x86/kernel/smpboot.c b/trunk/arch/x86/kernel/smpboot.c index 9f190a2a00e9..a6ceaedc396a 100644 --- a/trunk/arch/x86/kernel/smpboot.c +++ b/trunk/arch/x86/kernel/smpboot.c @@ -1365,8 +1365,9 @@ static inline void mwait_play_dead(void) unsigned int eax, ebx, ecx, edx; unsigned int highest_cstate = 0; unsigned int highest_subcstate = 0; - void *mwait_ptr; int i; + void *mwait_ptr; + struct cpuinfo_x86 *c = __this_cpu_ptr(&cpu_info); if (!this_cpu_has(X86_FEATURE_MWAIT)) return; diff --git a/trunk/arch/x86/kvm/lapic.c b/trunk/arch/x86/kvm/lapic.c index f77df1c5de6e..02b51dd4e4ad 100644 --- a/trunk/arch/x86/kvm/lapic.c +++ b/trunk/arch/x86/kvm/lapic.c @@ -1857,7 +1857,7 @@ int kvm_lapic_enable_pv_eoi(struct kvm_vcpu *vcpu, u64 data) if (!pv_eoi_enabled(vcpu)) return 0; return kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.pv_eoi.data, - addr, sizeof(u8)); + addr); } void kvm_lapic_init(void) diff --git a/trunk/arch/x86/kvm/x86.c b/trunk/arch/x86/kvm/x86.c index e1721324c271..f71500af1f81 100644 --- a/trunk/arch/x86/kvm/x86.c +++ b/trunk/arch/x86/kvm/x86.c @@ -1406,15 +1406,25 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) unsigned long flags, this_tsc_khz; struct kvm_vcpu_arch *vcpu = &v->arch; struct kvm_arch *ka = &v->kvm->arch; + void *shared_kaddr; s64 kernel_ns, max_kernel_ns; u64 tsc_timestamp, host_tsc; - struct pvclock_vcpu_time_info guest_hv_clock; + struct pvclock_vcpu_time_info *guest_hv_clock; u8 pvclock_flags; bool use_master_clock; kernel_ns = 0; host_tsc = 0; + /* Keep irq disabled to prevent changes to the clock */ + local_irq_save(flags); + this_tsc_khz = __get_cpu_var(cpu_tsc_khz); + if (unlikely(this_tsc_khz == 0)) { + local_irq_restore(flags); + kvm_make_request(KVM_REQ_CLOCK_UPDATE, v); + return 1; + } + /* * If the host uses TSC clock, then passthrough TSC as stable * to the guest. @@ -1426,15 +1436,6 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) kernel_ns = ka->master_kernel_ns; } spin_unlock(&ka->pvclock_gtod_sync_lock); - - /* Keep irq disabled to prevent changes to the clock */ - local_irq_save(flags); - this_tsc_khz = __get_cpu_var(cpu_tsc_khz); - if (unlikely(this_tsc_khz == 0)) { - local_irq_restore(flags); - kvm_make_request(KVM_REQ_CLOCK_UPDATE, v); - return 1; - } if (!use_master_clock) { host_tsc = native_read_tsc(); kernel_ns = get_kernel_ns(); @@ -1462,7 +1463,7 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) local_irq_restore(flags); - if (!vcpu->pv_time_enabled) + if (!vcpu->time_page) return 0; /* @@ -1524,12 +1525,12 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) */ vcpu->hv_clock.version += 2; - if (unlikely(kvm_read_guest_cached(v->kvm, &vcpu->pv_time, - &guest_hv_clock, sizeof(guest_hv_clock)))) - return 0; + shared_kaddr = kmap_atomic(vcpu->time_page); + + guest_hv_clock = shared_kaddr + vcpu->time_offset; /* retain PVCLOCK_GUEST_STOPPED if set in guest copy */ - pvclock_flags = (guest_hv_clock.flags & PVCLOCK_GUEST_STOPPED); + pvclock_flags = (guest_hv_clock->flags & PVCLOCK_GUEST_STOPPED); if (vcpu->pvclock_set_guest_stopped_request) { pvclock_flags |= PVCLOCK_GUEST_STOPPED; @@ -1542,9 +1543,12 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) vcpu->hv_clock.flags = pvclock_flags; - kvm_write_guest_cached(v->kvm, &vcpu->pv_time, - &vcpu->hv_clock, - sizeof(vcpu->hv_clock)); + memcpy(shared_kaddr + vcpu->time_offset, &vcpu->hv_clock, + sizeof(vcpu->hv_clock)); + + kunmap_atomic(shared_kaddr); + + mark_page_dirty(v->kvm, vcpu->time >> PAGE_SHIFT); return 0; } @@ -1823,8 +1827,7 @@ static int kvm_pv_enable_async_pf(struct kvm_vcpu *vcpu, u64 data) return 0; } - if (kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.apf.data, gpa, - sizeof(u32))) + if (kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.apf.data, gpa)) return 1; vcpu->arch.apf.send_user_only = !(data & KVM_ASYNC_PF_SEND_ALWAYS); @@ -1834,7 +1837,10 @@ static int kvm_pv_enable_async_pf(struct kvm_vcpu *vcpu, u64 data) static void kvmclock_reset(struct kvm_vcpu *vcpu) { - vcpu->arch.pv_time_enabled = false; + if (vcpu->arch.time_page) { + kvm_release_page_dirty(vcpu->arch.time_page); + vcpu->arch.time_page = NULL; + } } static void accumulate_steal_time(struct kvm_vcpu *vcpu) @@ -1941,7 +1947,6 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info) break; case MSR_KVM_SYSTEM_TIME_NEW: case MSR_KVM_SYSTEM_TIME: { - u64 gpa_offset; kvmclock_reset(vcpu); vcpu->arch.time = data; @@ -1951,14 +1956,14 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info) if (!(data & 1)) break; - gpa_offset = data & ~(PAGE_MASK | 1); + /* ...but clean it before doing the actual write */ + vcpu->arch.time_offset = data & ~(PAGE_MASK | 1); - if (kvm_gfn_to_hva_cache_init(vcpu->kvm, - &vcpu->arch.pv_time, data & ~1ULL, - sizeof(struct pvclock_vcpu_time_info))) - vcpu->arch.pv_time_enabled = false; - else - vcpu->arch.pv_time_enabled = true; + vcpu->arch.time_page = + gfn_to_page(vcpu->kvm, data >> PAGE_SHIFT); + + if (is_error_page(vcpu->arch.time_page)) + vcpu->arch.time_page = NULL; break; } @@ -1975,8 +1980,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info) return 1; if (kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.st.stime, - data & KVM_STEAL_VALID_BITS, - sizeof(struct kvm_steal_time))) + data & KVM_STEAL_VALID_BITS)) return 1; vcpu->arch.st.msr_val = data; @@ -2963,7 +2967,7 @@ static int kvm_vcpu_ioctl_x86_set_xcrs(struct kvm_vcpu *vcpu, */ static int kvm_set_guest_paused(struct kvm_vcpu *vcpu) { - if (!vcpu->arch.pv_time_enabled) + if (!vcpu->arch.time_page) return -EINVAL; vcpu->arch.pvclock_set_guest_stopped_request = true; kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu); @@ -6714,7 +6718,6 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu) goto fail_free_wbinvd_dirty_mask; vcpu->arch.ia32_tsc_adjust_msr = 0x0; - vcpu->arch.pv_time_enabled = false; kvm_async_pf_hash_reset(vcpu); kvm_pmu_init(vcpu); diff --git a/trunk/arch/x86/lguest/boot.c b/trunk/arch/x86/lguest/boot.c index 7114c63f047d..1cbd89ca5569 100644 --- a/trunk/arch/x86/lguest/boot.c +++ b/trunk/arch/x86/lguest/boot.c @@ -1334,7 +1334,6 @@ __init void lguest_init(void) pv_mmu_ops.read_cr3 = lguest_read_cr3; pv_mmu_ops.lazy_mode.enter = paravirt_enter_lazy_mmu; pv_mmu_ops.lazy_mode.leave = lguest_leave_lazy_mmu_mode; - pv_mmu_ops.lazy_mode.flush = paravirt_flush_lazy_mmu; pv_mmu_ops.pte_update = lguest_pte_update; pv_mmu_ops.pte_update_defer = lguest_pte_update; diff --git a/trunk/arch/x86/lib/usercopy_64.c b/trunk/arch/x86/lib/usercopy_64.c index 906fea315791..05928aae911e 100644 --- a/trunk/arch/x86/lib/usercopy_64.c +++ b/trunk/arch/x86/lib/usercopy_64.c @@ -74,10 +74,10 @@ copy_user_handle_tail(char *to, char *from, unsigned len, unsigned zerorest) char c; unsigned zero_len; - for (; len; --len, to++) { + for (; len; --len) { if (__get_user_nocheck(c, from++, sizeof(char))) break; - if (__put_user_nocheck(c, to, sizeof(char))) + if (__put_user_nocheck(c, to++, sizeof(char))) break; } diff --git a/trunk/arch/x86/mm/fault.c b/trunk/arch/x86/mm/fault.c index 0e883364abb5..2b97525246d4 100644 --- a/trunk/arch/x86/mm/fault.c +++ b/trunk/arch/x86/mm/fault.c @@ -378,12 +378,10 @@ static noinline __kprobes int vmalloc_fault(unsigned long address) if (pgd_none(*pgd_ref)) return -1; - if (pgd_none(*pgd)) { + if (pgd_none(*pgd)) set_pgd(pgd, *pgd_ref); - arch_flush_lazy_mmu_mode(); - } else { + else BUG_ON(pgd_page_vaddr(*pgd) != pgd_page_vaddr(*pgd_ref)); - } /* * Below here mismatches are bugs because these lower tables diff --git a/trunk/arch/x86/mm/init.c b/trunk/arch/x86/mm/init.c index 59b7fc453277..4903a03ae876 100644 --- a/trunk/arch/x86/mm/init.c +++ b/trunk/arch/x86/mm/init.c @@ -410,8 +410,9 @@ void __init init_mem_mapping(void) /* the ISA range is always mapped regardless of memory holes */ init_memory_mapping(0, ISA_END_ADDRESS); - /* xen has big range in reserved near end of ram, skip it at first.*/ - addr = memblock_find_in_range(ISA_END_ADDRESS, end, PMD_SIZE, PMD_SIZE); + /* xen has big range in reserved near end of ram, skip it at first */ + addr = memblock_find_in_range(ISA_END_ADDRESS, end, PMD_SIZE, + PAGE_SIZE); real_end = addr + PMD_SIZE; /* step_size need to be small so pgt_buf from BRK could cover it */ diff --git a/trunk/arch/x86/mm/pageattr-test.c b/trunk/arch/x86/mm/pageattr-test.c index 0e38951e65eb..b0086567271c 100644 --- a/trunk/arch/x86/mm/pageattr-test.c +++ b/trunk/arch/x86/mm/pageattr-test.c @@ -68,7 +68,7 @@ static int print_split(struct split_state *s) s->gpg++; i += GPS/PAGE_SIZE; } else if (level == PG_LEVEL_2M) { - if ((pte_val(*pte) & _PAGE_PRESENT) && !(pte_val(*pte) & _PAGE_PSE)) { + if (!(pte_val(*pte) & _PAGE_PSE)) { printk(KERN_ERR "%lx level %d but not PSE %Lx\n", addr, level, (u64)pte_val(*pte)); diff --git a/trunk/arch/x86/mm/pageattr.c b/trunk/arch/x86/mm/pageattr.c index fb4e73ec24d8..091934e1d0d9 100644 --- a/trunk/arch/x86/mm/pageattr.c +++ b/trunk/arch/x86/mm/pageattr.c @@ -467,7 +467,7 @@ try_preserve_large_page(pte_t *kpte, unsigned long address, * We are safe now. Check whether the new pgprot is the same: */ old_pte = *kpte; - old_prot = req_prot = pte_pgprot(old_pte); + old_prot = new_prot = req_prot = pte_pgprot(old_pte); pgprot_val(req_prot) &= ~pgprot_val(cpa->mask_clr); pgprot_val(req_prot) |= pgprot_val(cpa->mask_set); @@ -478,12 +478,12 @@ try_preserve_large_page(pte_t *kpte, unsigned long address, * a non present pmd. The canon_pgprot will clear _PAGE_GLOBAL * for the ancient hardware that doesn't support it. */ - if (pgprot_val(req_prot) & _PAGE_PRESENT) - pgprot_val(req_prot) |= _PAGE_PSE | _PAGE_GLOBAL; + if (pgprot_val(new_prot) & _PAGE_PRESENT) + pgprot_val(new_prot) |= _PAGE_PSE | _PAGE_GLOBAL; else - pgprot_val(req_prot) &= ~(_PAGE_PSE | _PAGE_GLOBAL); + pgprot_val(new_prot) &= ~(_PAGE_PSE | _PAGE_GLOBAL); - req_prot = canon_pgprot(req_prot); + new_prot = canon_pgprot(new_prot); /* * old_pte points to the large page base address. So we need @@ -1413,8 +1413,6 @@ void kernel_map_pages(struct page *page, int numpages, int enable) * but that can deadlock->flush only current cpu: */ __flush_tlb_all(); - - arch_flush_lazy_mmu_mode(); } #ifdef CONFIG_HIBERNATION diff --git a/trunk/arch/x86/mm/pat.c b/trunk/arch/x86/mm/pat.c index 657438858e83..2610bd93c896 100644 --- a/trunk/arch/x86/mm/pat.c +++ b/trunk/arch/x86/mm/pat.c @@ -563,13 +563,6 @@ int kernel_map_sync_memtype(u64 base, unsigned long size, unsigned long flags) if (base > __pa(high_memory-1)) return 0; - /* - * some areas in the middle of the kernel identity range - * are not mapped, like the PCI space. - */ - if (!page_is_ram(base >> PAGE_SHIFT)) - return 0; - id_sz = (__pa(high_memory-1) <= base + size) ? __pa(high_memory) - base : size; diff --git a/trunk/arch/x86/mm/pgtable.c b/trunk/arch/x86/mm/pgtable.c index 17fda6a8b3c2..193350b51f90 100644 --- a/trunk/arch/x86/mm/pgtable.c +++ b/trunk/arch/x86/mm/pgtable.c @@ -58,13 +58,6 @@ void ___pte_free_tlb(struct mmu_gather *tlb, struct page *pte) void ___pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd) { paravirt_release_pmd(__pa(pmd) >> PAGE_SHIFT); - /* - * NOTE! For PAE, any changes to the top page-directory-pointer-table - * entries need a full cr3 reload to flush. - */ -#ifdef CONFIG_X86_PAE - tlb->need_flush_all = 1; -#endif tlb_remove_page(tlb, virt_to_page(pmd)); } diff --git a/trunk/arch/x86/power/cpu.c b/trunk/arch/x86/power/cpu.c index 3c68768d7a75..120cee1c3f8d 100644 --- a/trunk/arch/x86/power/cpu.c +++ b/trunk/arch/x86/power/cpu.c @@ -11,7 +11,6 @@ #include #include #include -#include #include #include @@ -229,7 +228,6 @@ static void __restore_processor_state(struct saved_context *ctxt) do_fpu_end(); x86_platform.restore_sched_clock_state(); mtrr_bp_restore(); - perf_restore_debug_store(); } /* Needed by apm.c */ diff --git a/trunk/arch/x86/xen/mmu.c b/trunk/arch/x86/xen/mmu.c index e006c18d288a..e8e34938c57d 100644 --- a/trunk/arch/x86/xen/mmu.c +++ b/trunk/arch/x86/xen/mmu.c @@ -1467,6 +1467,8 @@ static void __init xen_write_cr3_init(unsigned long cr3) __xen_write_cr3(true, cr3); xen_mc_issue(PARAVIRT_LAZY_CPU); /* interrupts restored */ + + pv_mmu_ops.write_cr3 = &xen_write_cr3; } #endif @@ -1748,18 +1750,14 @@ static void *m2v(phys_addr_t maddr) } /* Set the page permissions on an identity-mapped pages */ -static void set_page_prot_flags(void *addr, pgprot_t prot, unsigned long flags) +static void set_page_prot(void *addr, pgprot_t prot) { unsigned long pfn = __pa(addr) >> PAGE_SHIFT; pte_t pte = pfn_pte(pfn, prot); - if (HYPERVISOR_update_va_mapping((unsigned long)addr, pte, flags)) + if (HYPERVISOR_update_va_mapping((unsigned long)addr, pte, 0)) BUG(); } -static void set_page_prot(void *addr, pgprot_t prot) -{ - return set_page_prot_flags(addr, prot, UVMF_NONE); -} #ifdef CONFIG_X86_32 static void __init xen_map_identity_early(pmd_t *pmd, unsigned long max_pfn) { @@ -1843,12 +1841,12 @@ static void __init check_pt_base(unsigned long *pt_base, unsigned long *pt_end, unsigned long addr) { if (*pt_base == PFN_DOWN(__pa(addr))) { - set_page_prot_flags((void *)addr, PAGE_KERNEL, UVMF_INVLPG); + set_page_prot((void *)addr, PAGE_KERNEL); clear_page((void *)addr); (*pt_base)++; } if (*pt_end == PFN_DOWN(__pa(addr))) { - set_page_prot_flags((void *)addr, PAGE_KERNEL, UVMF_INVLPG); + set_page_prot((void *)addr, PAGE_KERNEL); clear_page((void *)addr); (*pt_end)--; } @@ -2124,7 +2122,6 @@ static void __init xen_post_allocator_init(void) #endif #ifdef CONFIG_X86_64 - pv_mmu_ops.write_cr3 = &xen_write_cr3; SetPagePinned(virt_to_page(level3_user_vsyscall)); #endif xen_mark_init_mm_pinned(); @@ -2200,7 +2197,6 @@ static const struct pv_mmu_ops xen_mmu_ops __initconst = { .lazy_mode = { .enter = paravirt_enter_lazy_mmu, .leave = xen_leave_lazy_mmu, - .flush = paravirt_flush_lazy_mmu, }, .set_fixmap = xen_set_fixmap, diff --git a/trunk/arch/xtensa/Kconfig b/trunk/arch/xtensa/Kconfig index b09de49dbec5..35876ffac11d 100644 --- a/trunk/arch/xtensa/Kconfig +++ b/trunk/arch/xtensa/Kconfig @@ -9,7 +9,7 @@ config XTENSA select HAVE_IDE select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS - select VIRT_TO_BUS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES select MODULES_USE_ELF_RELA diff --git a/trunk/block/blk-flush.c b/trunk/block/blk-flush.c index cc2b827a853c..db8f1b507857 100644 --- a/trunk/block/blk-flush.c +++ b/trunk/block/blk-flush.c @@ -444,7 +444,7 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask, * copied from blk_rq_pos(rq). */ if (error_sector) - *error_sector = bio->bi_sector; + *error_sector = bio->bi_sector; if (!bio_flagged(bio, BIO_UPTODATE)) ret = -EIO; diff --git a/trunk/block/blk-sysfs.c b/trunk/block/blk-sysfs.c index 5efc5a647183..6206a934eb8c 100644 --- a/trunk/block/blk-sysfs.c +++ b/trunk/block/blk-sysfs.c @@ -229,8 +229,6 @@ queue_store_##name(struct request_queue *q, const char *page, size_t count) \ unsigned long val; \ ssize_t ret; \ ret = queue_var_store(&val, page, count); \ - if (ret < 0) \ - return ret; \ if (neg) \ val = !val; \ \ diff --git a/trunk/crypto/gcm.c b/trunk/crypto/gcm.c index 13ccbda34ff9..137ad1ec5438 100644 --- a/trunk/crypto/gcm.c +++ b/trunk/crypto/gcm.c @@ -44,7 +44,6 @@ struct crypto_rfc4543_ctx { struct crypto_rfc4543_req_ctx { u8 auth_tag[16]; - u8 assocbuf[32]; struct scatterlist cipher[1]; struct scatterlist payload[2]; struct scatterlist assoc[2]; @@ -1134,19 +1133,9 @@ static struct aead_request *crypto_rfc4543_crypt(struct aead_request *req, scatterwalk_crypto_chain(payload, dst, vdst == req->iv + 8, 2); assoclen += 8 + req->cryptlen - (enc ? 0 : authsize); - if (req->assoc->length == req->assoclen) { - sg_init_table(assoc, 2); - sg_set_page(assoc, sg_page(req->assoc), req->assoc->length, - req->assoc->offset); - } else { - BUG_ON(req->assoclen > sizeof(rctx->assocbuf)); - - scatterwalk_map_and_copy(rctx->assocbuf, req->assoc, 0, - req->assoclen, 0); - - sg_init_table(assoc, 2); - sg_set_buf(assoc, rctx->assocbuf, req->assoclen); - } + sg_init_table(assoc, 2); + sg_set_page(assoc, sg_page(req->assoc), req->assoc->length, + req->assoc->offset); scatterwalk_crypto_chain(assoc, payload, 0, 2); aead_request_set_tfm(subreq, ctx->child); diff --git a/trunk/drivers/acpi/Kconfig b/trunk/drivers/acpi/Kconfig index 4bf68c8d4797..92ed9692c47e 100644 --- a/trunk/drivers/acpi/Kconfig +++ b/trunk/drivers/acpi/Kconfig @@ -396,7 +396,7 @@ config ACPI_CUSTOM_METHOD config ACPI_BGRT bool "Boottime Graphics Resource Table support" - depends on EFI && X86 + depends on EFI help This driver adds support for exposing the ACPI Boottime Graphics Resource Table, which allows the operating system to obtain diff --git a/trunk/drivers/acpi/acpi_i2c.c b/trunk/drivers/acpi/acpi_i2c.c index a82c7626aa9b..82045e3f5cac 100644 --- a/trunk/drivers/acpi/acpi_i2c.c +++ b/trunk/drivers/acpi/acpi_i2c.c @@ -90,7 +90,7 @@ void acpi_i2c_register_devices(struct i2c_adapter *adapter) acpi_handle handle; acpi_status status; - handle = ACPI_HANDLE(adapter->dev.parent); + handle = ACPI_HANDLE(&adapter->dev); if (!handle) return; diff --git a/trunk/drivers/acpi/apei/cper.c b/trunk/drivers/acpi/apei/cper.c index fefc2ca7cc3e..1e5d8a40101e 100644 --- a/trunk/drivers/acpi/apei/cper.c +++ b/trunk/drivers/acpi/apei/cper.c @@ -405,7 +405,7 @@ int apei_estatus_check(const struct acpi_hest_generic_status *estatus) return rc; data_len = estatus->data_length; gdata = (struct acpi_hest_generic_data *)(estatus + 1); - while (data_len >= sizeof(*gdata)) { + while (data_len > sizeof(*gdata)) { gedata_len = gdata->error_data_length; if (gedata_len > data_len - sizeof(*gdata)) return -EINVAL; diff --git a/trunk/drivers/acpi/glue.c b/trunk/drivers/acpi/glue.c index 40a84cc6740c..ef6f155469b5 100644 --- a/trunk/drivers/acpi/glue.c +++ b/trunk/drivers/acpi/glue.c @@ -36,11 +36,12 @@ int register_acpi_bus_type(struct acpi_bus_type *type) { if (acpi_disabled) return -ENODEV; - if (type && type->match && type->find_device) { + if (type && type->bus && type->find_device) { down_write(&bus_type_sem); list_add_tail(&type->list, &bus_type_list); up_write(&bus_type_sem); - printk(KERN_INFO PREFIX "bus type %s registered\n", type->name); + printk(KERN_INFO PREFIX "bus type %s registered\n", + type->bus->name); return 0; } return -ENODEV; @@ -55,21 +56,24 @@ int unregister_acpi_bus_type(struct acpi_bus_type *type) down_write(&bus_type_sem); list_del_init(&type->list); up_write(&bus_type_sem); - printk(KERN_INFO PREFIX "bus type %s unregistered\n", - type->name); + printk(KERN_INFO PREFIX "ACPI bus type %s unregistered\n", + type->bus->name); return 0; } return -ENODEV; } EXPORT_SYMBOL_GPL(unregister_acpi_bus_type); -static struct acpi_bus_type *acpi_get_bus_type(struct device *dev) +static struct acpi_bus_type *acpi_get_bus_type(struct bus_type *type) { struct acpi_bus_type *tmp, *ret = NULL; + if (!type) + return NULL; + down_read(&bus_type_sem); list_for_each_entry(tmp, &bus_type_list, list) { - if (tmp->match(dev)) { + if (tmp->bus == type) { ret = tmp; break; } @@ -78,6 +82,22 @@ static struct acpi_bus_type *acpi_get_bus_type(struct device *dev) return ret; } +static int acpi_find_bridge_device(struct device *dev, acpi_handle * handle) +{ + struct acpi_bus_type *tmp; + int ret = -ENODEV; + + down_read(&bus_type_sem); + list_for_each_entry(tmp, &bus_type_list, list) { + if (tmp->find_bridge && !tmp->find_bridge(dev, handle)) { + ret = 0; + break; + } + } + up_read(&bus_type_sem); + return ret; +} + static acpi_status do_acpi_find_child(acpi_handle handle, u32 lvl_not_used, void *addr_p, void **ret_p) { @@ -241,12 +261,29 @@ static int acpi_unbind_one(struct device *dev) static int acpi_platform_notify(struct device *dev) { - struct acpi_bus_type *type = acpi_get_bus_type(dev); + struct acpi_bus_type *type; acpi_handle handle; int ret; ret = acpi_bind_one(dev, NULL); - if (ret && type) { + if (ret && (!dev->bus || !dev->parent)) { + /* bridge devices genernally haven't bus or parent */ + ret = acpi_find_bridge_device(dev, &handle); + if (!ret) { + ret = acpi_bind_one(dev, handle); + if (ret) + goto out; + } + } + + type = acpi_get_bus_type(dev->bus); + if (ret) { + if (!type || !type->find_device) { + DBG("No ACPI bus support for %s\n", dev_name(dev)); + ret = -EINVAL; + goto out; + } + ret = type->find_device(dev, &handle); if (ret) { DBG("Unable to get handle for %s\n", dev_name(dev)); @@ -279,7 +316,7 @@ static int acpi_platform_notify_remove(struct device *dev) { struct acpi_bus_type *type; - type = acpi_get_bus_type(dev); + type = acpi_get_bus_type(dev->bus); if (type && type->cleanup) type->cleanup(dev); diff --git a/trunk/drivers/acpi/pci_root.c b/trunk/drivers/acpi/pci_root.c index 6ae5e440436e..0ac546d5e53f 100644 --- a/trunk/drivers/acpi/pci_root.c +++ b/trunk/drivers/acpi/pci_root.c @@ -415,6 +415,7 @@ static int acpi_pci_root_add(struct acpi_device *device, struct acpi_pci_root *root; struct acpi_pci_driver *driver; u32 flags, base_flags; + bool is_osc_granted = false; root = kzalloc(sizeof(struct acpi_pci_root), GFP_KERNEL); if (!root) @@ -475,30 +476,6 @@ static int acpi_pci_root_add(struct acpi_device *device, flags = base_flags = OSC_PCI_SEGMENT_GROUPS_SUPPORT; acpi_pci_osc_support(root, flags); - /* - * TBD: Need PCI interface for enumeration/configuration of roots. - */ - - mutex_lock(&acpi_pci_root_lock); - list_add_tail(&root->node, &acpi_pci_roots); - mutex_unlock(&acpi_pci_root_lock); - - /* - * Scan the Root Bridge - * -------------------- - * Must do this prior to any attempt to bind the root device, as the - * PCI namespace does not get created until this call is made (and - * thus the root bridge's pci_dev does not exist). - */ - root->bus = pci_acpi_scan_root(root); - if (!root->bus) { - printk(KERN_ERR PREFIX - "Bus %04x:%02x not present in PCI namespace\n", - root->segment, (unsigned int)root->secondary.start); - result = -ENODEV; - goto out_del_root; - } - /* Indicate support for various _OSC capabilities. */ if (pci_ext_cfg_avail()) flags |= OSC_EXT_PCI_CONFIG_SUPPORT; @@ -517,7 +494,6 @@ static int acpi_pci_root_add(struct acpi_device *device, flags = base_flags; } } - if (!pcie_ports_disabled && (flags & ACPI_PCIE_REQ_SUPPORT) == ACPI_PCIE_REQ_SUPPORT) { flags = OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL @@ -538,28 +514,54 @@ static int acpi_pci_root_add(struct acpi_device *device, status = acpi_pci_osc_control_set(device->handle, &flags, OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL); if (ACPI_SUCCESS(status)) { + is_osc_granted = true; dev_info(&device->dev, "ACPI _OSC control (0x%02x) granted\n", flags); - if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_ASPM) { - /* - * We have ASPM control, but the FADT indicates - * that it's unsupported. Clear it. - */ - pcie_clear_aspm(root->bus); - } } else { + is_osc_granted = false; dev_info(&device->dev, "ACPI _OSC request failed (%s), " "returned control mask: 0x%02x\n", acpi_format_exception(status), flags); - pr_info("ACPI _OSC control for PCIe not granted, " - "disabling ASPM\n"); - pcie_no_aspm(); } } else { dev_info(&device->dev, - "Unable to request _OSC control " - "(_OSC support mask: 0x%02x)\n", flags); + "Unable to request _OSC control " + "(_OSC support mask: 0x%02x)\n", flags); + } + + /* + * TBD: Need PCI interface for enumeration/configuration of roots. + */ + + mutex_lock(&acpi_pci_root_lock); + list_add_tail(&root->node, &acpi_pci_roots); + mutex_unlock(&acpi_pci_root_lock); + + /* + * Scan the Root Bridge + * -------------------- + * Must do this prior to any attempt to bind the root device, as the + * PCI namespace does not get created until this call is made (and + * thus the root bridge's pci_dev does not exist). + */ + root->bus = pci_acpi_scan_root(root); + if (!root->bus) { + printk(KERN_ERR PREFIX + "Bus %04x:%02x not present in PCI namespace\n", + root->segment, (unsigned int)root->secondary.start); + result = -ENODEV; + goto out_del_root; + } + + /* ASPM setting */ + if (is_osc_granted) { + if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_ASPM) + pcie_clear_aspm(root->bus); + } else { + pr_info("ACPI _OSC control for PCIe not granted, " + "disabling ASPM\n"); + pcie_no_aspm(); } pci_acpi_add_bus_pm_notifier(device, root->bus); @@ -644,7 +646,6 @@ static void handle_root_bridge_insertion(acpi_handle handle) static void handle_root_bridge_removal(struct acpi_device *device) { - acpi_status status; struct acpi_eject_event *ej_event; ej_event = kmalloc(sizeof(*ej_event), GFP_KERNEL); @@ -660,9 +661,7 @@ static void handle_root_bridge_removal(struct acpi_device *device) ej_event->device = device; ej_event->event = ACPI_NOTIFY_EJECT_REQUEST; - status = acpi_os_hotplug_execute(acpi_bus_hot_remove_device, ej_event); - if (ACPI_FAILURE(status)) - kfree(ej_event); + acpi_bus_hot_remove_device(ej_event); } static void _handle_hotplug_event_root(struct work_struct *work) @@ -677,9 +676,8 @@ static void _handle_hotplug_event_root(struct work_struct *work) handle = hp_work->handle; type = hp_work->type; - acpi_scan_lock_acquire(); - root = acpi_pci_find_root(handle); + acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); switch (type) { @@ -713,7 +711,6 @@ static void _handle_hotplug_event_root(struct work_struct *work) break; } - acpi_scan_lock_release(); kfree(hp_work); /* allocated in handle_hotplug_event_bridge */ kfree(buffer.pointer); } diff --git a/trunk/drivers/acpi/processor_core.c b/trunk/drivers/acpi/processor_core.c index 164d49569aeb..eff722278ff5 100644 --- a/trunk/drivers/acpi/processor_core.c +++ b/trunk/drivers/acpi/processor_core.c @@ -158,7 +158,8 @@ static int map_mat_entry(acpi_handle handle, int type, u32 acpi_id) } exit: - kfree(buffer.pointer); + if (buffer.pointer) + kfree(buffer.pointer); return apic_id; } diff --git a/trunk/drivers/acpi/processor_driver.c b/trunk/drivers/acpi/processor_driver.c index bec717ffd25f..df34bd04ae62 100644 --- a/trunk/drivers/acpi/processor_driver.c +++ b/trunk/drivers/acpi/processor_driver.c @@ -559,7 +559,7 @@ static int __cpuinit acpi_processor_add(struct acpi_device *device) return 0; #endif - BUG_ON(pr->id >= nr_cpu_ids); + BUG_ON((pr->id >= nr_cpu_ids) || (pr->id < 0)); /* * Buggy BIOS check diff --git a/trunk/drivers/acpi/processor_idle.c b/trunk/drivers/acpi/processor_idle.c index ee255c60bdac..fc95308e9a11 100644 --- a/trunk/drivers/acpi/processor_idle.c +++ b/trunk/drivers/acpi/processor_idle.c @@ -66,8 +66,7 @@ module_param(latency_factor, uint, 0644); static DEFINE_PER_CPU(struct cpuidle_device *, acpi_cpuidle_device); -static DEFINE_PER_CPU(struct acpi_processor_cx * [CPUIDLE_STATE_MAX], - acpi_cstate); +static struct acpi_processor_cx *acpi_cstate[CPUIDLE_STATE_MAX]; static int disabled_by_idle_boot_param(void) { @@ -723,7 +722,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { struct acpi_processor *pr; - struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu); + struct acpi_processor_cx *cx = acpi_cstate[index]; pr = __this_cpu_read(processors); @@ -746,7 +745,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev, */ static int acpi_idle_play_dead(struct cpuidle_device *dev, int index) { - struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu); + struct acpi_processor_cx *cx = acpi_cstate[index]; ACPI_FLUSH_CPU_CACHE(); @@ -776,7 +775,7 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { struct acpi_processor *pr; - struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu); + struct acpi_processor_cx *cx = acpi_cstate[index]; pr = __this_cpu_read(processors); @@ -834,7 +833,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { struct acpi_processor *pr; - struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu); + struct acpi_processor_cx *cx = acpi_cstate[index]; pr = __this_cpu_read(processors); @@ -961,7 +960,7 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr, !(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED)) continue; #endif - per_cpu(acpi_cstate[count], dev->cpu) = cx; + acpi_cstate[count] = cx; count++; if (count == CPUIDLE_STATE_MAX) diff --git a/trunk/drivers/acpi/processor_perflib.c b/trunk/drivers/acpi/processor_perflib.c index e854582f29a6..53e7ac9403a7 100644 --- a/trunk/drivers/acpi/processor_perflib.c +++ b/trunk/drivers/acpi/processor_perflib.c @@ -465,7 +465,7 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr) return result; } -int acpi_processor_get_performance_info(struct acpi_processor *pr) +static int acpi_processor_get_performance_info(struct acpi_processor *pr) { int result = 0; acpi_status status = AE_OK; @@ -509,7 +509,7 @@ int acpi_processor_get_performance_info(struct acpi_processor *pr) #endif return result; } -EXPORT_SYMBOL_GPL(acpi_processor_get_performance_info); + int acpi_processor_notify_smm(struct module *calling_module) { acpi_status status; diff --git a/trunk/drivers/acpi/sleep.c b/trunk/drivers/acpi/sleep.c index 9c1a435d10e6..6d3a06a629a1 100644 --- a/trunk/drivers/acpi/sleep.c +++ b/trunk/drivers/acpi/sleep.c @@ -193,14 +193,6 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = { }, { .callback = init_nvs_nosave, - .ident = "Sony Vaio VGN-FW21M", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), - DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FW21M"), - }, - }, - { - .callback = init_nvs_nosave, .ident = "Sony Vaio VPCEB17FX", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), @@ -607,6 +599,7 @@ static void acpi_sleep_suspend_setup(void) status = acpi_get_sleep_type_data(i, &type_a, &type_b); if (ACPI_SUCCESS(status)) { sleep_states[i] = 1; + pr_cont(" S%d", i); } } @@ -749,6 +742,7 @@ static void acpi_sleep_hibernate_setup(void) hibernation_set_ops(old_suspend_ordering ? &acpi_hibernation_ops_old : &acpi_hibernation_ops); sleep_states[ACPI_STATE_S4] = 1; + pr_cont(KERN_CONT " S4"); if (nosigcheck) return; @@ -794,9 +788,6 @@ int __init acpi_sleep_init(void) { acpi_status status; u8 type_a, type_b; - char supported[ACPI_S_STATE_COUNT * 3 + 1]; - char *pos = supported; - int i; if (acpi_disabled) return 0; @@ -804,6 +795,7 @@ int __init acpi_sleep_init(void) acpi_sleep_dmi_check(); sleep_states[ACPI_STATE_S0] = 1; + pr_info(PREFIX "(supports S0"); acpi_sleep_suspend_setup(); acpi_sleep_hibernate_setup(); @@ -811,17 +803,11 @@ int __init acpi_sleep_init(void) status = acpi_get_sleep_type_data(ACPI_STATE_S5, &type_a, &type_b); if (ACPI_SUCCESS(status)) { sleep_states[ACPI_STATE_S5] = 1; + pr_cont(" S5"); pm_power_off_prepare = acpi_power_off_prepare; pm_power_off = acpi_power_off; } - - supported[0] = 0; - for (i = 0; i < ACPI_S_STATE_COUNT; i++) { - if (sleep_states[i]) - pos += sprintf(pos, " S%d", i); - } - pr_info(PREFIX "(supports%s)\n", supported); - + pr_cont(")\n"); /* * Register the tts_notifier to reboot notifier list so that the _TTS * object can also be evaluated when the system enters S5. diff --git a/trunk/drivers/amba/tegra-ahb.c b/trunk/drivers/amba/tegra-ahb.c index 1f44e56cc65d..093c43554963 100644 --- a/trunk/drivers/amba/tegra-ahb.c +++ b/trunk/drivers/amba/tegra-ahb.c @@ -158,7 +158,7 @@ int tegra_ahb_enable_smmu(struct device_node *dn) EXPORT_SYMBOL(tegra_ahb_enable_smmu); #endif -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int tegra_ahb_suspend(struct device *dev) { int i; diff --git a/trunk/drivers/ata/Kconfig b/trunk/drivers/ata/Kconfig index a5a3ebcbdd2c..3e751b74615e 100644 --- a/trunk/drivers/ata/Kconfig +++ b/trunk/drivers/ata/Kconfig @@ -59,16 +59,15 @@ config ATA_ACPI option libata.noacpi=1 config SATA_ZPODD - bool "SATA Zero Power Optical Disc Drive (ZPODD) support" + bool "SATA Zero Power ODD Support" depends on ATA_ACPI default n help - This option adds support for SATA Zero Power Optical Disc - Drive (ZPODD). It requires both the ODD and the platform - support, and if enabled, will automatically power on/off the - ODD when certain condition is satisfied. This does not impact - end user's experience of the ODD, only power is saved when - the ODD is not in use (i.e. no disc inside). + This option adds support for SATA ZPODD. It requires both + ODD and the platform support, and if enabled, will automatically + power on/off the ODD when certain condition is satisfied. This + does not impact user's experience of the ODD, only power is saved + when ODD is not in use(i.e. no disc inside). If unsure, say N. diff --git a/trunk/drivers/ata/ahci.c b/trunk/drivers/ata/ahci.c index 6a67b07de494..a99112cfd8b1 100644 --- a/trunk/drivers/ata/ahci.c +++ b/trunk/drivers/ata/ahci.c @@ -281,8 +281,6 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x1f37), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f3e), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f3f), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Wellsburg RAID */ - { PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */ { PCI_VDEVICE(INTEL, 0x8d04), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d06), board_ahci }, /* Wellsburg RAID */ diff --git a/trunk/drivers/ata/ata_piix.c b/trunk/drivers/ata/ata_piix.c index 2f48123d74c4..d2ba439cfe54 100644 --- a/trunk/drivers/ata/ata_piix.c +++ b/trunk/drivers/ata/ata_piix.c @@ -150,7 +150,6 @@ enum piix_controller_ids { tolapai_sata, piix_pata_vmw, /* PIIX4 for VMware, spurious DMA_ERR */ ich8_sata_snb, - ich8_2port_sata_snb, }; struct piix_map_db { @@ -305,7 +304,7 @@ static const struct pci_device_id piix_pci_tbl[] = { /* SATA Controller IDE (Lynx Point) */ { 0x8086, 0x8c01, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb }, /* SATA Controller IDE (Lynx Point) */ - { 0x8086, 0x8c08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_snb }, + { 0x8086, 0x8c08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, /* SATA Controller IDE (Lynx Point) */ { 0x8086, 0x8c09, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, /* SATA Controller IDE (Lynx Point-LP) */ @@ -440,7 +439,6 @@ static const struct piix_map_db *piix_map_db_table[] = { [ich8m_apple_sata] = &ich8m_apple_map_db, [tolapai_sata] = &tolapai_map_db, [ich8_sata_snb] = &ich8_map_db, - [ich8_2port_sata_snb] = &ich8_2port_map_db, }; static struct pci_bits piix_enable_bits[] = { @@ -1244,16 +1242,6 @@ static struct ata_port_info piix_port_info[] = { .udma_mask = ATA_UDMA6, .port_ops = &piix_sata_ops, }, - - [ich8_2port_sata_snb] = - { - .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR - | PIIX_FLAG_PIO16, - .pio_mask = ATA_PIO4, - .mwdma_mask = ATA_MWDMA2, - .udma_mask = ATA_UDMA6, - .port_ops = &piix_sata_ops, - }, }; #define AHCI_PCI_BAR 5 @@ -1559,10 +1547,6 @@ static bool piix_broken_system_poweroff(struct pci_dev *pdev) static int prefer_ms_hyperv = 1; module_param(prefer_ms_hyperv, int, 0); -MODULE_PARM_DESC(prefer_ms_hyperv, - "Prefer Hyper-V paravirtualization drivers instead of ATA, " - "0 - Use ATA drivers, " - "1 (Default) - Use the paravirtualization drivers."); static void piix_ignore_devices_quirk(struct ata_host *host) { diff --git a/trunk/drivers/ata/libata-acpi.c b/trunk/drivers/ata/libata-acpi.c index 8a52dab412e2..0ea1018280bd 100644 --- a/trunk/drivers/ata/libata-acpi.c +++ b/trunk/drivers/ata/libata-acpi.c @@ -1027,7 +1027,7 @@ static void ata_acpi_register_power_resource(struct ata_device *dev) handle = ata_dev_acpi_handle(dev); if (handle) - acpi_dev_pm_add_dependent(handle, &sdev->sdev_gendev); + acpi_dev_pm_remove_dependent(handle, &sdev->sdev_gendev); } static void ata_acpi_unregister_power_resource(struct ata_device *dev) @@ -1144,8 +1144,13 @@ static int ata_acpi_find_device(struct device *dev, acpi_handle *handle) return -ENODEV; } +static int ata_acpi_find_dummy(struct device *dev, acpi_handle *handle) +{ + return -ENODEV; +} + static struct acpi_bus_type ata_acpi_bus = { - .name = "ATA", + .find_bridge = ata_acpi_find_dummy, .find_device = ata_acpi_find_device, }; diff --git a/trunk/drivers/ata/libata-core.c b/trunk/drivers/ata/libata-core.c index 63c743baf920..497adea1f0d6 100644 --- a/trunk/drivers/ata/libata-core.c +++ b/trunk/drivers/ata/libata-core.c @@ -2329,7 +2329,7 @@ int ata_dev_configure(struct ata_device *dev) * from SATA Settings page of Identify Device Data Log. */ if (ata_id_has_devslp(dev->id)) { - u8 *sata_setting = ap->sector_buf; + u8 sata_setting[ATA_SECT_SIZE]; int i, j; dev->flags |= ATA_DFLAG_DEVSLP; @@ -2439,9 +2439,6 @@ int ata_dev_configure(struct ata_device *dev) dev->max_sectors = min_t(unsigned int, ATA_MAX_SECTORS_128, dev->max_sectors); - if (dev->horkage & ATA_HORKAGE_MAX_SEC_LBA48) - dev->max_sectors = ATA_MAX_SECTORS_LBA48; - if (ap->ops->dev_config) ap->ops->dev_config(dev); @@ -4103,7 +4100,6 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { /* Weird ATAPI devices */ { "TORiSAN DVD-ROM DRD-N216", NULL, ATA_HORKAGE_MAX_SEC_128 }, { "QUANTUM DAT DAT72-000", NULL, ATA_HORKAGE_ATAPI_MOD16_DMA }, - { "Slimtype DVD A DS8A8SH", NULL, ATA_HORKAGE_MAX_SEC_LBA48 }, /* Devices we expect to fail diagnostics */ diff --git a/trunk/drivers/ata/libata-scsi.c b/trunk/drivers/ata/libata-scsi.c index ff44787e5a45..318b41358187 100644 --- a/trunk/drivers/ata/libata-scsi.c +++ b/trunk/drivers/ata/libata-scsi.c @@ -532,8 +532,8 @@ int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg) struct scsi_sense_hdr sshdr; scsi_normalize_sense(sensebuf, SCSI_SENSE_BUFFERSIZE, &sshdr); - if (sshdr.sense_key == RECOVERED_ERROR && - sshdr.asc == 0 && sshdr.ascq == 0x1d) + if (sshdr.sense_key == 0 && + sshdr.asc == 0 && sshdr.ascq == 0) cmd_result &= ~SAM_STAT_CHECK_CONDITION; } @@ -618,8 +618,8 @@ int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg) struct scsi_sense_hdr sshdr; scsi_normalize_sense(sensebuf, SCSI_SENSE_BUFFERSIZE, &sshdr); - if (sshdr.sense_key == RECOVERED_ERROR && - sshdr.asc == 0 && sshdr.ascq == 0x1d) + if (sshdr.sense_key == 0 && + sshdr.asc == 0 && sshdr.ascq == 0) cmd_result &= ~SAM_STAT_CHECK_CONDITION; } diff --git a/trunk/drivers/ata/pata_samsung_cf.c b/trunk/drivers/ata/pata_samsung_cf.c index 6ef27e98c508..70b0e01372b3 100644 --- a/trunk/drivers/ata/pata_samsung_cf.c +++ b/trunk/drivers/ata/pata_samsung_cf.c @@ -661,7 +661,18 @@ static struct platform_driver pata_s3c_driver = { }, }; -module_platform_driver_probe(pata_s3c_driver, pata_s3c_probe); +static int __init pata_s3c_init(void) +{ + return platform_driver_probe(&pata_s3c_driver, pata_s3c_probe); +} + +static void __exit pata_s3c_exit(void) +{ + platform_driver_unregister(&pata_s3c_driver); +} + +module_init(pata_s3c_init); +module_exit(pata_s3c_exit); MODULE_AUTHOR("Abhilash Kesavan, "); MODULE_DESCRIPTION("low-level driver for Samsung PATA controller"); diff --git a/trunk/drivers/ata/sata_fsl.c b/trunk/drivers/ata/sata_fsl.c index 608f82fed632..124b2c1d9c0b 100644 --- a/trunk/drivers/ata/sata_fsl.c +++ b/trunk/drivers/ata/sata_fsl.c @@ -1511,7 +1511,8 @@ static int sata_fsl_probe(struct platform_device *ofdev) if (hcr_base) iounmap(hcr_base); - kfree(host_priv); + if (host_priv) + kfree(host_priv); return retval; } diff --git a/trunk/drivers/base/power/main.c b/trunk/drivers/base/power/main.c index 15beb500a4e4..2b7f77d3fcb0 100644 --- a/trunk/drivers/base/power/main.c +++ b/trunk/drivers/base/power/main.c @@ -99,6 +99,7 @@ void device_pm_add(struct device *dev) dev_warn(dev, "parent %s should not be sleeping\n", dev_name(dev->parent)); list_add_tail(&dev->power.entry, &dpm_list); + dev_pm_qos_constraints_init(dev); mutex_unlock(&dpm_list_mtx); } @@ -112,6 +113,7 @@ void device_pm_remove(struct device *dev) dev->bus ? dev->bus->name : "No Bus", dev_name(dev)); complete_all(&dev->power.completion); mutex_lock(&dpm_list_mtx); + dev_pm_qos_constraints_destroy(dev); list_del_init(&dev->power.entry); mutex_unlock(&dpm_list_mtx); device_wakeup_disable(dev); diff --git a/trunk/drivers/base/power/power.h b/trunk/drivers/base/power/power.h index cfc3226ec492..b16686a0a5a2 100644 --- a/trunk/drivers/base/power/power.h +++ b/trunk/drivers/base/power/power.h @@ -4,7 +4,7 @@ static inline void device_pm_init_common(struct device *dev) { if (!dev->power.early_init) { spin_lock_init(&dev->power.lock); - dev->power.qos = NULL; + dev->power.power_state = PMSG_INVALID; dev->power.early_init = true; } } @@ -56,10 +56,14 @@ extern void device_pm_move_last(struct device *); static inline void device_pm_sleep_init(struct device *dev) {} -static inline void device_pm_add(struct device *dev) {} +static inline void device_pm_add(struct device *dev) +{ + dev_pm_qos_constraints_init(dev); +} static inline void device_pm_remove(struct device *dev) { + dev_pm_qos_constraints_destroy(dev); pm_runtime_remove(dev); } diff --git a/trunk/drivers/base/power/qos.c b/trunk/drivers/base/power/qos.c index 71671c42ef45..3d4d1f8aac5c 100644 --- a/trunk/drivers/base/power/qos.c +++ b/trunk/drivers/base/power/qos.c @@ -41,12 +41,10 @@ #include #include #include -#include #include "power.h" static DEFINE_MUTEX(dev_pm_qos_mtx); -static DEFINE_MUTEX(dev_pm_qos_sysfs_mtx); static BLOCKING_NOTIFIER_HEAD(dev_pm_notifiers); @@ -63,7 +61,7 @@ enum pm_qos_flags_status __dev_pm_qos_flags(struct device *dev, s32 mask) struct pm_qos_flags *pqf; s32 val; - if (IS_ERR_OR_NULL(qos)) + if (!qos) return PM_QOS_FLAGS_UNDEFINED; pqf = &qos->flags; @@ -103,8 +101,7 @@ EXPORT_SYMBOL_GPL(dev_pm_qos_flags); */ s32 __dev_pm_qos_read_value(struct device *dev) { - return IS_ERR_OR_NULL(dev->power.qos) ? - 0 : pm_qos_read_value(&dev->power.qos->latency); + return dev->power.qos ? pm_qos_read_value(&dev->power.qos->latency) : 0; } /** @@ -201,8 +198,20 @@ static int dev_pm_qos_constraints_allocate(struct device *dev) return 0; } -static void __dev_pm_qos_hide_latency_limit(struct device *dev); -static void __dev_pm_qos_hide_flags(struct device *dev); +/** + * dev_pm_qos_constraints_init - Initalize device's PM QoS constraints pointer. + * @dev: target device + * + * Called from the device PM subsystem during device insertion under + * device_pm_lock(). + */ +void dev_pm_qos_constraints_init(struct device *dev) +{ + mutex_lock(&dev_pm_qos_mtx); + dev->power.qos = NULL; + dev->power.power_state = PMSG_ON; + mutex_unlock(&dev_pm_qos_mtx); +} /** * dev_pm_qos_constraints_destroy @@ -217,20 +226,16 @@ void dev_pm_qos_constraints_destroy(struct device *dev) struct pm_qos_constraints *c; struct pm_qos_flags *f; - mutex_lock(&dev_pm_qos_sysfs_mtx); - /* * If the device's PM QoS resume latency limit or PM QoS flags have been * exposed to user space, they have to be hidden at this point. */ - pm_qos_sysfs_remove_latency(dev); - pm_qos_sysfs_remove_flags(dev); + dev_pm_qos_hide_latency_limit(dev); + dev_pm_qos_hide_flags(dev); mutex_lock(&dev_pm_qos_mtx); - __dev_pm_qos_hide_latency_limit(dev); - __dev_pm_qos_hide_flags(dev); - + dev->power.power_state = PMSG_INVALID; qos = dev->power.qos; if (!qos) goto out; @@ -252,7 +257,7 @@ void dev_pm_qos_constraints_destroy(struct device *dev) } spin_lock_irq(&dev->power.lock); - dev->power.qos = ERR_PTR(-ENODEV); + dev->power.qos = NULL; spin_unlock_irq(&dev->power.lock); kfree(c->notifiers); @@ -260,8 +265,6 @@ void dev_pm_qos_constraints_destroy(struct device *dev) out: mutex_unlock(&dev_pm_qos_mtx); - - mutex_unlock(&dev_pm_qos_sysfs_mtx); } /** @@ -298,19 +301,32 @@ int dev_pm_qos_add_request(struct device *dev, struct dev_pm_qos_request *req, "%s() called for already added request\n", __func__)) return -EINVAL; + req->dev = dev; + mutex_lock(&dev_pm_qos_mtx); - if (IS_ERR(dev->power.qos)) - ret = -ENODEV; - else if (!dev->power.qos) - ret = dev_pm_qos_constraints_allocate(dev); + if (!dev->power.qos) { + if (dev->power.power_state.event == PM_EVENT_INVALID) { + /* The device has been removed from the system. */ + req->dev = NULL; + ret = -ENODEV; + goto out; + } else { + /* + * Allocate the constraints data on the first call to + * add_request, i.e. only if the data is not already + * allocated and if the device has not been removed. + */ + ret = dev_pm_qos_constraints_allocate(dev); + } + } if (!ret) { - req->dev = dev; req->type = type; ret = apply_constraint(req, PM_QOS_ADD_REQ, value); } + out: mutex_unlock(&dev_pm_qos_mtx); return ret; @@ -328,14 +344,7 @@ static int __dev_pm_qos_update_request(struct dev_pm_qos_request *req, s32 curr_value; int ret = 0; - if (!req) /*guard against callers passing in null */ - return -EINVAL; - - if (WARN(!dev_pm_qos_request_active(req), - "%s() called for unknown object\n", __func__)) - return -EINVAL; - - if (IS_ERR_OR_NULL(req->dev->power.qos)) + if (!req->dev->power.qos) return -ENODEV; switch(req->type) { @@ -377,17 +386,6 @@ int dev_pm_qos_update_request(struct dev_pm_qos_request *req, s32 new_value) { int ret; - mutex_lock(&dev_pm_qos_mtx); - ret = __dev_pm_qos_update_request(req, new_value); - mutex_unlock(&dev_pm_qos_mtx); - return ret; -} -EXPORT_SYMBOL_GPL(dev_pm_qos_update_request); - -static int __dev_pm_qos_remove_request(struct dev_pm_qos_request *req) -{ - int ret; - if (!req) /*guard against callers passing in null */ return -EINVAL; @@ -395,13 +393,13 @@ static int __dev_pm_qos_remove_request(struct dev_pm_qos_request *req) "%s() called for unknown object\n", __func__)) return -EINVAL; - if (IS_ERR_OR_NULL(req->dev->power.qos)) - return -ENODEV; + mutex_lock(&dev_pm_qos_mtx); + ret = __dev_pm_qos_update_request(req, new_value); + mutex_unlock(&dev_pm_qos_mtx); - ret = apply_constraint(req, PM_QOS_REMOVE_REQ, PM_QOS_DEFAULT_VALUE); - memset(req, 0, sizeof(*req)); return ret; } +EXPORT_SYMBOL_GPL(dev_pm_qos_update_request); /** * dev_pm_qos_remove_request - modifies an existing qos request @@ -420,10 +418,26 @@ static int __dev_pm_qos_remove_request(struct dev_pm_qos_request *req) */ int dev_pm_qos_remove_request(struct dev_pm_qos_request *req) { - int ret; + int ret = 0; + + if (!req) /*guard against callers passing in null */ + return -EINVAL; + + if (WARN(!dev_pm_qos_request_active(req), + "%s() called for unknown object\n", __func__)) + return -EINVAL; mutex_lock(&dev_pm_qos_mtx); - ret = __dev_pm_qos_remove_request(req); + + if (req->dev->power.qos) { + ret = apply_constraint(req, PM_QOS_REMOVE_REQ, + PM_QOS_DEFAULT_VALUE); + memset(req, 0, sizeof(*req)); + } else { + /* Return if the device has been removed */ + ret = -ENODEV; + } + mutex_unlock(&dev_pm_qos_mtx); return ret; } @@ -448,10 +462,9 @@ int dev_pm_qos_add_notifier(struct device *dev, struct notifier_block *notifier) mutex_lock(&dev_pm_qos_mtx); - if (IS_ERR(dev->power.qos)) - ret = -ENODEV; - else if (!dev->power.qos) - ret = dev_pm_qos_constraints_allocate(dev); + if (!dev->power.qos) + ret = dev->power.power_state.event != PM_EVENT_INVALID ? + dev_pm_qos_constraints_allocate(dev) : -ENODEV; if (!ret) ret = blocking_notifier_chain_register( @@ -480,7 +493,7 @@ int dev_pm_qos_remove_notifier(struct device *dev, mutex_lock(&dev_pm_qos_mtx); /* Silently return if the constraints object is not present. */ - if (!IS_ERR_OR_NULL(dev->power.qos)) + if (dev->power.qos) retval = blocking_notifier_chain_unregister( dev->power.qos->latency.notifiers, notifier); @@ -550,28 +563,16 @@ EXPORT_SYMBOL_GPL(dev_pm_qos_add_ancestor_request); static void __dev_pm_qos_drop_user_request(struct device *dev, enum dev_pm_qos_req_type type) { - struct dev_pm_qos_request *req = NULL; - switch(type) { case DEV_PM_QOS_LATENCY: - req = dev->power.qos->latency_req; + dev_pm_qos_remove_request(dev->power.qos->latency_req); dev->power.qos->latency_req = NULL; break; case DEV_PM_QOS_FLAGS: - req = dev->power.qos->flags_req; + dev_pm_qos_remove_request(dev->power.qos->flags_req); dev->power.qos->flags_req = NULL; break; } - __dev_pm_qos_remove_request(req); - kfree(req); -} - -static void dev_pm_qos_drop_user_request(struct device *dev, - enum dev_pm_qos_req_type type) -{ - mutex_lock(&dev_pm_qos_mtx); - __dev_pm_qos_drop_user_request(dev, type); - mutex_unlock(&dev_pm_qos_mtx); } /** @@ -587,66 +588,36 @@ int dev_pm_qos_expose_latency_limit(struct device *dev, s32 value) if (!device_is_registered(dev) || value < 0) return -EINVAL; + if (dev->power.qos && dev->power.qos->latency_req) + return -EEXIST; + req = kzalloc(sizeof(*req), GFP_KERNEL); if (!req) return -ENOMEM; ret = dev_pm_qos_add_request(dev, req, DEV_PM_QOS_LATENCY, value); - if (ret < 0) { - kfree(req); + if (ret < 0) return ret; - } - mutex_lock(&dev_pm_qos_sysfs_mtx); - - mutex_lock(&dev_pm_qos_mtx); - - if (IS_ERR_OR_NULL(dev->power.qos)) - ret = -ENODEV; - else if (dev->power.qos->latency_req) - ret = -EEXIST; - - if (ret < 0) { - __dev_pm_qos_remove_request(req); - kfree(req); - mutex_unlock(&dev_pm_qos_mtx); - goto out; - } dev->power.qos->latency_req = req; - - mutex_unlock(&dev_pm_qos_mtx); - ret = pm_qos_sysfs_add_latency(dev); if (ret) - dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); + __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); - out: - mutex_unlock(&dev_pm_qos_sysfs_mtx); return ret; } EXPORT_SYMBOL_GPL(dev_pm_qos_expose_latency_limit); -static void __dev_pm_qos_hide_latency_limit(struct device *dev) -{ - if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->latency_req) - __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); -} - /** * dev_pm_qos_hide_latency_limit - Hide PM QoS latency limit from user space. * @dev: Device whose PM QoS latency limit is to be hidden from user space. */ void dev_pm_qos_hide_latency_limit(struct device *dev) { - mutex_lock(&dev_pm_qos_sysfs_mtx); - - pm_qos_sysfs_remove_latency(dev); - - mutex_lock(&dev_pm_qos_mtx); - __dev_pm_qos_hide_latency_limit(dev); - mutex_unlock(&dev_pm_qos_mtx); - - mutex_unlock(&dev_pm_qos_sysfs_mtx); + if (dev->power.qos && dev->power.qos->latency_req) { + pm_qos_sysfs_remove_latency(dev); + __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); + } } EXPORT_SYMBOL_GPL(dev_pm_qos_hide_latency_limit); @@ -663,70 +634,41 @@ int dev_pm_qos_expose_flags(struct device *dev, s32 val) if (!device_is_registered(dev)) return -EINVAL; + if (dev->power.qos && dev->power.qos->flags_req) + return -EEXIST; + req = kzalloc(sizeof(*req), GFP_KERNEL); if (!req) return -ENOMEM; - ret = dev_pm_qos_add_request(dev, req, DEV_PM_QOS_FLAGS, val); - if (ret < 0) { - kfree(req); - return ret; - } - pm_runtime_get_sync(dev); - mutex_lock(&dev_pm_qos_sysfs_mtx); - - mutex_lock(&dev_pm_qos_mtx); - - if (IS_ERR_OR_NULL(dev->power.qos)) - ret = -ENODEV; - else if (dev->power.qos->flags_req) - ret = -EEXIST; + ret = dev_pm_qos_add_request(dev, req, DEV_PM_QOS_FLAGS, val); + if (ret < 0) + goto fail; - if (ret < 0) { - __dev_pm_qos_remove_request(req); - kfree(req); - mutex_unlock(&dev_pm_qos_mtx); - goto out; - } dev->power.qos->flags_req = req; - - mutex_unlock(&dev_pm_qos_mtx); - ret = pm_qos_sysfs_add_flags(dev); if (ret) - dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); + __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); - out: - mutex_unlock(&dev_pm_qos_sysfs_mtx); +fail: pm_runtime_put(dev); return ret; } EXPORT_SYMBOL_GPL(dev_pm_qos_expose_flags); -static void __dev_pm_qos_hide_flags(struct device *dev) -{ - if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->flags_req) - __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); -} - /** * dev_pm_qos_hide_flags - Hide PM QoS flags of a device from user space. * @dev: Device whose PM QoS flags are to be hidden from user space. */ void dev_pm_qos_hide_flags(struct device *dev) { - pm_runtime_get_sync(dev); - mutex_lock(&dev_pm_qos_sysfs_mtx); - - pm_qos_sysfs_remove_flags(dev); - - mutex_lock(&dev_pm_qos_mtx); - __dev_pm_qos_hide_flags(dev); - mutex_unlock(&dev_pm_qos_mtx); - - mutex_unlock(&dev_pm_qos_sysfs_mtx); - pm_runtime_put(dev); + if (dev->power.qos && dev->power.qos->flags_req) { + pm_qos_sysfs_remove_flags(dev); + pm_runtime_get_sync(dev); + __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); + pm_runtime_put(dev); + } } EXPORT_SYMBOL_GPL(dev_pm_qos_hide_flags); @@ -741,14 +683,12 @@ int dev_pm_qos_update_flags(struct device *dev, s32 mask, bool set) s32 value; int ret; + if (!dev->power.qos || !dev->power.qos->flags_req) + return -EINVAL; + pm_runtime_get_sync(dev); mutex_lock(&dev_pm_qos_mtx); - if (IS_ERR_OR_NULL(dev->power.qos) || !dev->power.qos->flags_req) { - ret = -EINVAL; - goto out; - } - value = dev_pm_qos_requested_flags(dev); if (set) value |= mask; @@ -757,12 +697,9 @@ int dev_pm_qos_update_flags(struct device *dev, s32 mask, bool set) ret = __dev_pm_qos_update_request(dev->power.qos->flags_req, value); - out: mutex_unlock(&dev_pm_qos_mtx); pm_runtime_put(dev); + return ret; } -#else /* !CONFIG_PM_RUNTIME */ -static void __dev_pm_qos_hide_latency_limit(struct device *dev) {} -static void __dev_pm_qos_hide_flags(struct device *dev) {} #endif /* CONFIG_PM_RUNTIME */ diff --git a/trunk/drivers/base/power/sysfs.c b/trunk/drivers/base/power/sysfs.c index a53ebd265701..50d16e3cb0a9 100644 --- a/trunk/drivers/base/power/sysfs.c +++ b/trunk/drivers/base/power/sysfs.c @@ -708,7 +708,6 @@ void rpm_sysfs_remove(struct device *dev) void dpm_sysfs_remove(struct device *dev) { - dev_pm_qos_constraints_destroy(dev); rpm_sysfs_remove(dev); sysfs_unmerge_group(&dev->kobj, &pm_wakeup_attr_group); sysfs_remove_group(&dev->kobj, &pm_attr_group); diff --git a/trunk/drivers/base/regmap/regcache-rbtree.c b/trunk/drivers/base/regmap/regcache-rbtree.c index 79f4fca9877a..e6732cf7c06e 100644 --- a/trunk/drivers/base/regmap/regcache-rbtree.c +++ b/trunk/drivers/base/regmap/regcache-rbtree.c @@ -398,7 +398,7 @@ static int regcache_rbtree_sync(struct regmap *map, unsigned int min, base = 0; if (max < rbnode->base_reg + rbnode->blklen) - end = max - rbnode->base_reg + 1; + end = rbnode->base_reg + rbnode->blklen - max; else end = rbnode->blklen; diff --git a/trunk/drivers/base/regmap/regmap-irq.c b/trunk/drivers/base/regmap/regmap-irq.c index 020ea2b9fd2f..4706c63d0bc6 100644 --- a/trunk/drivers/base/regmap/regmap-irq.c +++ b/trunk/drivers/base/regmap/regmap-irq.c @@ -184,7 +184,6 @@ static irqreturn_t regmap_irq_thread(int irq, void *d) if (ret < 0) { dev_err(map->dev, "IRQ thread failed to resume: %d\n", ret); - pm_runtime_put(map->dev); return IRQ_NONE; } } diff --git a/trunk/drivers/base/regmap/regmap.c b/trunk/drivers/base/regmap/regmap.c index 58cfb3232428..3d2367501fd0 100644 --- a/trunk/drivers/base/regmap/regmap.c +++ b/trunk/drivers/base/regmap/regmap.c @@ -710,12 +710,12 @@ struct regmap *regmap_init(struct device *dev, } } - regmap_debugfs_init(map, config->name); - ret = regcache_init(map, config); if (ret != 0) goto err_range; + regmap_debugfs_init(map, config->name); + /* Add a devres resource for dev_get_regmap() */ m = devres_alloc(dev_get_regmap_release, sizeof(*m), GFP_KERNEL); if (!m) { @@ -1036,8 +1036,6 @@ static int _regmap_raw_write(struct regmap *map, unsigned int reg, kfree(async->work_buf); kfree(async); } - - return ret; } trace_regmap_hw_write_start(map->dev, reg, diff --git a/trunk/drivers/bcma/driver_pci_host.c b/trunk/drivers/bcma/driver_pci_host.c index 30629a3d44cc..d3bde6cec927 100644 --- a/trunk/drivers/bcma/driver_pci_host.c +++ b/trunk/drivers/bcma/driver_pci_host.c @@ -404,8 +404,6 @@ void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc) return; } - spin_lock_init(&pc_host->cfgspace_lock); - pc->host_controller = pc_host; pc_host->pci_controller.io_resource = &pc_host->io_resource; pc_host->pci_controller.mem_resource = &pc_host->mem_resource; diff --git a/trunk/drivers/block/Kconfig b/trunk/drivers/block/Kconfig index b81ddfea1da0..5dc0daed8fac 100644 --- a/trunk/drivers/block/Kconfig +++ b/trunk/drivers/block/Kconfig @@ -532,11 +532,11 @@ config BLK_DEV_RBD If unsure, say N. config BLK_DEV_RSXX - tristate "IBM FlashSystem 70/80 PCIe SSD Device Driver" + tristate "RamSam PCIe Flash SSD Device Driver" depends on PCI help Device driver for IBM's high speed PCIe SSD - storage devices: FlashSystem-70 and FlashSystem-80. + storage devices: RamSan-70 and RamSan-80. To compile this driver as a module, choose M here: the module will be called rsxx. diff --git a/trunk/drivers/block/aoe/aoecmd.c b/trunk/drivers/block/aoe/aoecmd.c index 92b6d7c51e39..25ef5c014fca 100644 --- a/trunk/drivers/block/aoe/aoecmd.c +++ b/trunk/drivers/block/aoe/aoecmd.c @@ -51,9 +51,8 @@ new_skb(ulong len) { struct sk_buff *skb; - skb = alloc_skb(len + MAX_HEADER, GFP_ATOMIC); + skb = alloc_skb(len, GFP_ATOMIC); if (skb) { - skb_reserve(skb, MAX_HEADER); skb_reset_mac_header(skb); skb_reset_network_header(skb); skb->protocol = __constant_htons(ETH_P_AOE); diff --git a/trunk/drivers/block/cciss.c b/trunk/drivers/block/cciss.c index 1c1b8e544aa2..ade58bc8f3c4 100644 --- a/trunk/drivers/block/cciss.c +++ b/trunk/drivers/block/cciss.c @@ -4206,7 +4206,7 @@ static int cciss_find_cfgtables(ctlr_info_t *h) if (rc) return rc; h->cfgtable = remap_pci_mem(pci_resource_start(h->pdev, - cfg_base_addr_index) + cfg_offset, sizeof(*h->cfgtable)); + cfg_base_addr_index) + cfg_offset, sizeof(h->cfgtable)); if (!h->cfgtable) return -ENOMEM; rc = write_driver_ver_to_cfgtable(h->cfgtable); diff --git a/trunk/drivers/block/loop.c b/trunk/drivers/block/loop.c index dfe758382eaf..747bb2af69dc 100644 --- a/trunk/drivers/block/loop.c +++ b/trunk/drivers/block/loop.c @@ -922,11 +922,6 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode, lo->lo_flags |= LO_FLAGS_PARTSCAN; if (lo->lo_flags & LO_FLAGS_PARTSCAN) ioctl_by_bdev(bdev, BLKRRPART, 0); - - /* Grab the block_device to prevent its destruction after we - * put /dev/loopXX inode. Later in loop_clr_fd() we bdput(bdev). - */ - bdgrab(bdev); return 0; out_clr: @@ -1036,10 +1031,8 @@ static int loop_clr_fd(struct loop_device *lo) memset(lo->lo_encrypt_key, 0, LO_KEY_SIZE); memset(lo->lo_crypt_name, 0, LO_NAME_SIZE); memset(lo->lo_file_name, 0, LO_NAME_SIZE); - if (bdev) { - bdput(bdev); + if (bdev) invalidate_bdev(bdev); - } set_capacity(lo->lo_disk, 0); loop_sysfs_exit(lo); if (bdev) { @@ -1630,7 +1623,6 @@ static int loop_add(struct loop_device **l, int i) goto out_free_dev; i = err; - err = -ENOMEM; lo->lo_queue = blk_alloc_queue(GFP_KERNEL); if (!lo->lo_queue) goto out_free_dev; diff --git a/trunk/drivers/block/mg_disk.c b/trunk/drivers/block/mg_disk.c index 076ae7f1b781..1788f491e0fb 100644 --- a/trunk/drivers/block/mg_disk.c +++ b/trunk/drivers/block/mg_disk.c @@ -890,10 +890,8 @@ static int mg_probe(struct platform_device *plat_dev) gpio_direction_output(host->rst, 1); /* reset out pin */ - if (!(prv_data->dev_attr & MG_DEV_MASK)) { - err = -EINVAL; + if (!(prv_data->dev_attr & MG_DEV_MASK)) goto probe_err_3a; - } if (prv_data->dev_attr != MG_BOOT_DEV) { rsc = platform_get_resource_byname(plat_dev, IORESOURCE_IO, diff --git a/trunk/drivers/block/mtip32xx/mtip32xx.c b/trunk/drivers/block/mtip32xx/mtip32xx.c index 32c678028e53..11cc9522cdd4 100644 --- a/trunk/drivers/block/mtip32xx/mtip32xx.c +++ b/trunk/drivers/block/mtip32xx/mtip32xx.c @@ -81,17 +81,12 @@ /* Device instance number, incremented each time a device is probed. */ static int instance; -struct list_head online_list; -struct list_head removing_list; -spinlock_t dev_lock; - /* * Global variable used to hold the major block device number * allocated in mtip_init(). */ static int mtip_major; static struct dentry *dfs_parent; -static struct dentry *dfs_device_status; static u32 cpu_use[NR_CPUS]; @@ -248,31 +243,40 @@ static inline void release_slot(struct mtip_port *port, int tag) /* * Reset the HBA (without sleeping) * + * Just like hba_reset, except does not call sleep, so can be + * run from interrupt/tasklet context. + * * @dd Pointer to the driver data structure. * * return value * 0 The reset was successful. * -1 The HBA Reset bit did not clear. */ -static int mtip_hba_reset(struct driver_data *dd) +static int hba_reset_nosleep(struct driver_data *dd) { unsigned long timeout; + /* Chip quirk: quiesce any chip function */ + mdelay(10); + /* Set the reset bit */ writel(HOST_RESET, dd->mmio + HOST_CTL); /* Flush */ readl(dd->mmio + HOST_CTL); - /* Spin for up to 2 seconds, waiting for reset acknowledgement */ - timeout = jiffies + msecs_to_jiffies(2000); - do { - mdelay(10); - if (test_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag)) - return -1; + /* + * Wait 10ms then spin for up to 1 second + * waiting for reset acknowledgement + */ + timeout = jiffies + msecs_to_jiffies(1000); + mdelay(10); + while ((readl(dd->mmio + HOST_CTL) & HOST_RESET) + && time_before(jiffies, timeout)) + mdelay(1); - } while ((readl(dd->mmio + HOST_CTL) & HOST_RESET) - && time_before(jiffies, timeout)); + if (test_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag)) + return -1; if (readl(dd->mmio + HOST_CTL) & HOST_RESET) return -1; @@ -477,7 +481,7 @@ static void mtip_restart_port(struct mtip_port *port) dev_warn(&port->dd->pdev->dev, "PxCMD.CR not clear, escalating reset\n"); - if (mtip_hba_reset(port->dd)) + if (hba_reset_nosleep(port->dd)) dev_err(&port->dd->pdev->dev, "HBA reset escalation failed.\n"); @@ -523,26 +527,6 @@ static void mtip_restart_port(struct mtip_port *port) } -static int mtip_device_reset(struct driver_data *dd) -{ - int rv = 0; - - if (mtip_check_surprise_removal(dd->pdev)) - return 0; - - if (mtip_hba_reset(dd) < 0) - rv = -EFAULT; - - mdelay(1); - mtip_init_port(dd->port); - mtip_start_port(dd->port); - - /* Enable interrupts on the HBA. */ - writel(readl(dd->mmio + HOST_CTL) | HOST_IRQ_EN, - dd->mmio + HOST_CTL); - return rv; -} - /* * Helper function for tag logging */ @@ -648,7 +632,7 @@ static void mtip_timeout_function(unsigned long int data) if (cmdto_cnt) { print_tags(port->dd, "timed out", tagaccum, cmdto_cnt); if (!test_bit(MTIP_PF_IC_ACTIVE_BIT, &port->flags)) { - mtip_device_reset(port->dd); + mtip_restart_port(port); wake_up_interruptible(&port->svc_wait); } clear_bit(MTIP_PF_EH_ACTIVE_BIT, &port->flags); @@ -1299,11 +1283,11 @@ static int mtip_exec_internal_command(struct mtip_port *port, int rv = 0, ready2go = 1; struct mtip_cmd *int_cmd = &port->commands[MTIP_TAG_INTERNAL]; unsigned long to; - struct driver_data *dd = port->dd; /* Make sure the buffer is 8 byte aligned. This is asic specific. */ if (buffer & 0x00000007) { - dev_err(&dd->pdev->dev, "SG buffer is not 8 byte aligned\n"); + dev_err(&port->dd->pdev->dev, + "SG buffer is not 8 byte aligned\n"); return -EFAULT; } @@ -1316,21 +1300,23 @@ static int mtip_exec_internal_command(struct mtip_port *port, mdelay(100); } while (time_before(jiffies, to)); if (!ready2go) { - dev_warn(&dd->pdev->dev, + dev_warn(&port->dd->pdev->dev, "Internal cmd active. new cmd [%02X]\n", fis->command); return -EBUSY; } set_bit(MTIP_PF_IC_ACTIVE_BIT, &port->flags); port->ic_pause_timer = 0; - clear_bit(MTIP_PF_SE_ACTIVE_BIT, &port->flags); - clear_bit(MTIP_PF_DM_ACTIVE_BIT, &port->flags); + if (fis->command == ATA_CMD_SEC_ERASE_UNIT) + clear_bit(MTIP_PF_SE_ACTIVE_BIT, &port->flags); + else if (fis->command == ATA_CMD_DOWNLOAD_MICRO) + clear_bit(MTIP_PF_DM_ACTIVE_BIT, &port->flags); if (atomic == GFP_KERNEL) { if (fis->command != ATA_CMD_STANDBYNOW1) { /* wait for io to complete if non atomic */ if (mtip_quiesce_io(port, 5000) < 0) { - dev_warn(&dd->pdev->dev, + dev_warn(&port->dd->pdev->dev, "Failed to quiesce IO\n"); release_slot(port, MTIP_TAG_INTERNAL); clear_bit(MTIP_PF_IC_ACTIVE_BIT, &port->flags); @@ -1375,84 +1361,58 @@ static int mtip_exec_internal_command(struct mtip_port *port, /* Issue the command to the hardware */ mtip_issue_non_ncq_command(port, MTIP_TAG_INTERNAL); + /* Poll if atomic, wait_for_completion otherwise */ if (atomic == GFP_KERNEL) { /* Wait for the command to complete or timeout. */ - if (wait_for_completion_interruptible_timeout( + if (wait_for_completion_timeout( &wait, - msecs_to_jiffies(timeout)) <= 0) { - if (rv == -ERESTARTSYS) { /* interrupted */ - dev_err(&dd->pdev->dev, - "Internal command [%02X] was interrupted after %lu ms\n", - fis->command, timeout); - rv = -EINTR; - goto exec_ic_exit; - } else if (rv == 0) /* timeout */ - dev_err(&dd->pdev->dev, - "Internal command did not complete [%02X] within timeout of %lu ms\n", - fis->command, timeout); - else - dev_err(&dd->pdev->dev, - "Internal command [%02X] wait returned code [%d] after %lu ms - unhandled\n", - fis->command, rv, timeout); - - if (mtip_check_surprise_removal(dd->pdev) || + msecs_to_jiffies(timeout)) == 0) { + dev_err(&port->dd->pdev->dev, + "Internal command did not complete [%d] " + "within timeout of %lu ms\n", + atomic, timeout); + if (mtip_check_surprise_removal(port->dd->pdev) || test_bit(MTIP_DDF_REMOVE_PENDING_BIT, - &dd->dd_flag)) { - dev_err(&dd->pdev->dev, - "Internal command [%02X] wait returned due to SR\n", - fis->command); + &port->dd->dd_flag)) { rv = -ENXIO; goto exec_ic_exit; } - mtip_device_reset(dd); /* recover from timeout issue */ rv = -EAGAIN; - goto exec_ic_exit; } } else { - u32 hba_stat, port_stat; - /* Spin for checking if command still outstanding */ timeout = jiffies + msecs_to_jiffies(timeout); while ((readl(port->cmd_issue[MTIP_TAG_INTERNAL]) & (1 << MTIP_TAG_INTERNAL)) && time_before(jiffies, timeout)) { - if (mtip_check_surprise_removal(dd->pdev)) { + if (mtip_check_surprise_removal(port->dd->pdev)) { rv = -ENXIO; goto exec_ic_exit; } if ((fis->command != ATA_CMD_STANDBYNOW1) && test_bit(MTIP_DDF_REMOVE_PENDING_BIT, - &dd->dd_flag)) { + &port->dd->dd_flag)) { rv = -ENXIO; goto exec_ic_exit; } - port_stat = readl(port->mmio + PORT_IRQ_STAT); - if (!port_stat) - continue; - - if (port_stat & PORT_IRQ_ERR) { - dev_err(&dd->pdev->dev, - "Internal command [%02X] failed\n", - fis->command); - mtip_device_reset(dd); - rv = -EIO; - goto exec_ic_exit; - } else { - writel(port_stat, port->mmio + PORT_IRQ_STAT); - hba_stat = readl(dd->mmio + HOST_IRQ_STAT); - if (hba_stat) - writel(hba_stat, - dd->mmio + HOST_IRQ_STAT); + if (readl(port->mmio + PORT_IRQ_STAT) & PORT_IRQ_ERR) { + atomic_inc(&int_cmd->active); /* error */ + break; } - break; } } + if (atomic_read(&int_cmd->active) > 1) { + dev_err(&port->dd->pdev->dev, + "Internal command [%02X] failed\n", fis->command); + rv = -EIO; + } if (readl(port->cmd_issue[MTIP_TAG_INTERNAL]) & (1 << MTIP_TAG_INTERNAL)) { rv = -ENXIO; - if (!test_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag)) { - mtip_device_reset(dd); + if (!test_bit(MTIP_DDF_REMOVE_PENDING_BIT, + &port->dd->dd_flag)) { + mtip_restart_port(port); rv = -EAGAIN; } } @@ -1764,8 +1724,7 @@ static int mtip_get_smart_attr(struct mtip_port *port, unsigned int id, * -EINVAL Invalid parameters passed in, trim not supported * -EIO Error submitting trim request to hw */ -static int mtip_send_trim(struct driver_data *dd, unsigned int lba, - unsigned int len) +static int mtip_send_trim(struct driver_data *dd, unsigned int lba, unsigned int len) { int i, rv = 0; u64 tlba, tlen, sect_left; @@ -1851,6 +1810,45 @@ static bool mtip_hw_get_capacity(struct driver_data *dd, sector_t *sectors) return (bool) !!port->identify_valid; } +/* + * Reset the HBA. + * + * Resets the HBA by setting the HBA Reset bit in the Global + * HBA Control register. After setting the HBA Reset bit the + * function waits for 1 second before reading the HBA Reset + * bit to make sure it has cleared. If HBA Reset is not clear + * an error is returned. Cannot be used in non-blockable + * context. + * + * @dd Pointer to the driver data structure. + * + * return value + * 0 The reset was successful. + * -1 The HBA Reset bit did not clear. + */ +static int mtip_hba_reset(struct driver_data *dd) +{ + mtip_deinit_port(dd->port); + + /* Set the reset bit */ + writel(HOST_RESET, dd->mmio + HOST_CTL); + + /* Flush */ + readl(dd->mmio + HOST_CTL); + + /* Wait for reset to clear */ + ssleep(1); + + /* Check the bit has cleared */ + if (readl(dd->mmio + HOST_CTL) & HOST_RESET) { + dev_err(&dd->pdev->dev, + "Reset bit did not clear.\n"); + return -1; + } + + return 0; +} + /* * Display the identify command data. * @@ -2712,100 +2710,6 @@ static ssize_t mtip_hw_show_status(struct device *dev, static DEVICE_ATTR(status, S_IRUGO, mtip_hw_show_status, NULL); -/* debugsfs entries */ - -static ssize_t show_device_status(struct device_driver *drv, char *buf) -{ - int size = 0; - struct driver_data *dd, *tmp; - unsigned long flags; - char id_buf[42]; - u16 status = 0; - - spin_lock_irqsave(&dev_lock, flags); - size += sprintf(&buf[size], "Devices Present:\n"); - list_for_each_entry_safe(dd, tmp, &online_list, online_list) { - if (dd->pdev) { - if (dd->port && - dd->port->identify && - dd->port->identify_valid) { - strlcpy(id_buf, - (char *) (dd->port->identify + 10), 21); - status = *(dd->port->identify + 141); - } else { - memset(id_buf, 0, 42); - status = 0; - } - - if (dd->port && - test_bit(MTIP_PF_REBUILD_BIT, &dd->port->flags)) { - size += sprintf(&buf[size], - " device %s %s (ftl rebuild %d %%)\n", - dev_name(&dd->pdev->dev), - id_buf, - status); - } else { - size += sprintf(&buf[size], - " device %s %s\n", - dev_name(&dd->pdev->dev), - id_buf); - } - } - } - - size += sprintf(&buf[size], "Devices Being Removed:\n"); - list_for_each_entry_safe(dd, tmp, &removing_list, remove_list) { - if (dd->pdev) { - if (dd->port && - dd->port->identify && - dd->port->identify_valid) { - strlcpy(id_buf, - (char *) (dd->port->identify+10), 21); - status = *(dd->port->identify + 141); - } else { - memset(id_buf, 0, 42); - status = 0; - } - - if (dd->port && - test_bit(MTIP_PF_REBUILD_BIT, &dd->port->flags)) { - size += sprintf(&buf[size], - " device %s %s (ftl rebuild %d %%)\n", - dev_name(&dd->pdev->dev), - id_buf, - status); - } else { - size += sprintf(&buf[size], - " device %s %s\n", - dev_name(&dd->pdev->dev), - id_buf); - } - } - } - spin_unlock_irqrestore(&dev_lock, flags); - - return size; -} - -static ssize_t mtip_hw_read_device_status(struct file *f, char __user *ubuf, - size_t len, loff_t *offset) -{ - int size = *offset; - char buf[MTIP_DFS_MAX_BUF_SIZE]; - - if (!len || *offset) - return 0; - - size += show_device_status(NULL, buf); - - *offset = size <= len ? size : len; - size = copy_to_user(ubuf, buf, *offset); - if (size) - return -EFAULT; - - return *offset; -} - static ssize_t mtip_hw_read_registers(struct file *f, char __user *ubuf, size_t len, loff_t *offset) { @@ -2900,13 +2804,6 @@ static ssize_t mtip_hw_read_flags(struct file *f, char __user *ubuf, return *offset; } -static const struct file_operations mtip_device_status_fops = { - .owner = THIS_MODULE, - .open = simple_open, - .read = mtip_hw_read_device_status, - .llseek = no_llseek, -}; - static const struct file_operations mtip_regs_fops = { .owner = THIS_MODULE, .open = simple_open, @@ -4264,7 +4161,6 @@ static int mtip_pci_probe(struct pci_dev *pdev, const struct cpumask *node_mask; int cpu, i = 0, j = 0; int my_node = NUMA_NO_NODE; - unsigned long flags; /* Allocate memory for this devices private data. */ my_node = pcibus_to_node(pdev->bus); @@ -4322,16 +4218,12 @@ static int mtip_pci_probe(struct pci_dev *pdev, dd->pdev = pdev; dd->numa_node = my_node; - INIT_LIST_HEAD(&dd->online_list); - INIT_LIST_HEAD(&dd->remove_list); - memset(dd->workq_name, 0, 32); snprintf(dd->workq_name, 31, "mtipq%d", dd->instance); dd->isr_workq = create_workqueue(dd->workq_name); if (!dd->isr_workq) { dev_warn(&pdev->dev, "Can't create wq %d\n", dd->instance); - rv = -ENOMEM; goto block_initialize_err; } @@ -4390,8 +4282,7 @@ static int mtip_pci_probe(struct pci_dev *pdev, INIT_WORK(&dd->work[7].work, mtip_workq_sdbf7); pci_set_master(pdev); - rv = pci_enable_msi(pdev); - if (rv) { + if (pci_enable_msi(pdev)) { dev_warn(&pdev->dev, "Unable to enable MSI interrupt.\n"); goto block_initialize_err; @@ -4412,14 +4303,6 @@ static int mtip_pci_probe(struct pci_dev *pdev, instance++; if (rv != MTIP_FTL_REBUILD_MAGIC) set_bit(MTIP_DDF_INIT_DONE_BIT, &dd->dd_flag); - else - rv = 0; /* device in rebuild state, return 0 from probe */ - - /* Add to online list even if in ftl rebuild */ - spin_lock_irqsave(&dev_lock, flags); - list_add(&dd->online_list, &online_list); - spin_unlock_irqrestore(&dev_lock, flags); - goto done; block_initialize_err: @@ -4453,15 +4336,9 @@ static void mtip_pci_remove(struct pci_dev *pdev) { struct driver_data *dd = pci_get_drvdata(pdev); int counter = 0; - unsigned long flags; set_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag); - spin_lock_irqsave(&dev_lock, flags); - list_del_init(&dd->online_list); - list_add(&dd->remove_list, &removing_list); - spin_unlock_irqrestore(&dev_lock, flags); - if (mtip_check_surprise_removal(pdev)) { while (!test_bit(MTIP_DDF_CLEANUP_BIT, &dd->dd_flag)) { counter++; @@ -4487,10 +4364,6 @@ static void mtip_pci_remove(struct pci_dev *pdev) pci_disable_msi(pdev); - spin_lock_irqsave(&dev_lock, flags); - list_del_init(&dd->remove_list); - spin_unlock_irqrestore(&dev_lock, flags); - kfree(dd); pcim_iounmap_regions(pdev, 1 << MTIP_ABAR); } @@ -4638,11 +4511,6 @@ static int __init mtip_init(void) pr_info(MTIP_DRV_NAME " Version " MTIP_DRV_VERSION "\n"); - spin_lock_init(&dev_lock); - - INIT_LIST_HEAD(&online_list); - INIT_LIST_HEAD(&removing_list); - /* Allocate a major block device number to use with this driver. */ error = register_blkdev(0, MTIP_DRV_NAME); if (error <= 0) { @@ -4652,18 +4520,11 @@ static int __init mtip_init(void) } mtip_major = error; - dfs_parent = debugfs_create_dir("rssd", NULL); - if (IS_ERR_OR_NULL(dfs_parent)) { - pr_warn("Error creating debugfs parent\n"); - dfs_parent = NULL; - } - if (dfs_parent) { - dfs_device_status = debugfs_create_file("device_status", - S_IRUGO, dfs_parent, NULL, - &mtip_device_status_fops); - if (IS_ERR_OR_NULL(dfs_device_status)) { - pr_err("Error creating device_status node\n"); - dfs_device_status = NULL; + if (!dfs_parent) { + dfs_parent = debugfs_create_dir("rssd", NULL); + if (IS_ERR_OR_NULL(dfs_parent)) { + pr_warn("Error creating debugfs parent\n"); + dfs_parent = NULL; } } diff --git a/trunk/drivers/block/mtip32xx/mtip32xx.h b/trunk/drivers/block/mtip32xx/mtip32xx.h index 8e8334c9dd0f..3bffff5f670c 100644 --- a/trunk/drivers/block/mtip32xx/mtip32xx.h +++ b/trunk/drivers/block/mtip32xx/mtip32xx.h @@ -129,9 +129,9 @@ enum { MTIP_PF_EH_ACTIVE_BIT = 1, /* error handling */ MTIP_PF_SE_ACTIVE_BIT = 2, /* secure erase */ MTIP_PF_DM_ACTIVE_BIT = 3, /* download microcde */ - MTIP_PF_PAUSE_IO = ((1 << MTIP_PF_IC_ACTIVE_BIT) | - (1 << MTIP_PF_EH_ACTIVE_BIT) | - (1 << MTIP_PF_SE_ACTIVE_BIT) | + MTIP_PF_PAUSE_IO = ((1 << MTIP_PF_IC_ACTIVE_BIT) | \ + (1 << MTIP_PF_EH_ACTIVE_BIT) | \ + (1 << MTIP_PF_SE_ACTIVE_BIT) | \ (1 << MTIP_PF_DM_ACTIVE_BIT)), MTIP_PF_SVC_THD_ACTIVE_BIT = 4, @@ -144,9 +144,9 @@ enum { MTIP_DDF_REMOVE_PENDING_BIT = 1, MTIP_DDF_OVER_TEMP_BIT = 2, MTIP_DDF_WRITE_PROTECT_BIT = 3, - MTIP_DDF_STOP_IO = ((1 << MTIP_DDF_REMOVE_PENDING_BIT) | - (1 << MTIP_DDF_SEC_LOCK_BIT) | - (1 << MTIP_DDF_OVER_TEMP_BIT) | + MTIP_DDF_STOP_IO = ((1 << MTIP_DDF_REMOVE_PENDING_BIT) | \ + (1 << MTIP_DDF_SEC_LOCK_BIT) | \ + (1 << MTIP_DDF_OVER_TEMP_BIT) | \ (1 << MTIP_DDF_WRITE_PROTECT_BIT)), MTIP_DDF_CLEANUP_BIT = 5, @@ -180,7 +180,7 @@ struct mtip_work { #define MTIP_TRIM_TIMEOUT_MS 240000 #define MTIP_MAX_TRIM_ENTRIES 8 -#define MTIP_MAX_TRIM_ENTRY_LEN 0xfff8 +#define MTIP_MAX_TRIM_ENTRY_LEN 0xfff8 struct mtip_trim_entry { u32 lba; /* starting lba of region */ @@ -501,10 +501,6 @@ struct driver_data { atomic_t irq_workers_active; int isr_binding; - - struct list_head online_list; /* linkage for online list */ - - struct list_head remove_list; /* linkage for removing list */ }; #endif diff --git a/trunk/drivers/block/nvme.c b/trunk/drivers/block/nvme.c index 9dcefe40380b..07fb2dfaae13 100644 --- a/trunk/drivers/block/nvme.c +++ b/trunk/drivers/block/nvme.c @@ -135,7 +135,6 @@ static inline void _nvme_check_size(void) BUILD_BUG_ON(sizeof(struct nvme_id_ctrl) != 4096); BUILD_BUG_ON(sizeof(struct nvme_id_ns) != 4096); BUILD_BUG_ON(sizeof(struct nvme_lba_range_type) != 64); - BUILD_BUG_ON(sizeof(struct nvme_smart_log) != 512); } typedef void (*nvme_completion_fn)(struct nvme_dev *, void *, @@ -238,8 +237,7 @@ static void *free_cmdid(struct nvme_queue *nvmeq, int cmdid, *fn = special_completion; return CMD_CTX_INVALID; } - if (fn) - *fn = info[cmdid].fn; + *fn = info[cmdid].fn; ctx = info[cmdid].ctx; info[cmdid].fn = special_completion; info[cmdid].ctx = CMD_CTX_COMPLETED; @@ -337,7 +335,6 @@ nvme_alloc_iod(unsigned nseg, unsigned nbytes, gfp_t gfp) iod->offset = offsetof(struct nvme_iod, sg[nseg]); iod->npages = -1; iod->length = nbytes; - iod->nents = 0; } return iod; @@ -378,8 +375,7 @@ static void bio_completion(struct nvme_dev *dev, void *ctx, struct bio *bio = iod->private; u16 status = le16_to_cpup(&cqe->status) >> 1; - if (iod->nents) - dma_unmap_sg(&dev->pci_dev->dev, iod->sg, iod->nents, + dma_unmap_sg(&dev->pci_dev->dev, iod->sg, iod->nents, bio_data_dir(bio) ? DMA_TO_DEVICE : DMA_FROM_DEVICE); nvme_free_iod(dev, iod); if (status) { @@ -593,7 +589,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns, result = nvme_map_bio(nvmeq->q_dmadev, iod, bio, dma_dir, psegs); if (result < 0) - goto free_cmdid; + goto free_iod; length = result; cmnd->rw.command_id = cmdid; @@ -613,8 +609,6 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns, return 0; - free_cmdid: - free_cmdid(nvmeq, cmdid, NULL); free_iod: nvme_free_iod(nvmeq->dev, iod); nomem: @@ -841,8 +835,8 @@ static int nvme_identify(struct nvme_dev *dev, unsigned nsid, unsigned cns, return nvme_submit_admin_cmd(dev, &c, NULL); } -static int nvme_get_features(struct nvme_dev *dev, unsigned fid, unsigned nsid, - dma_addr_t dma_addr, u32 *result) +static int nvme_get_features(struct nvme_dev *dev, unsigned fid, + unsigned nsid, dma_addr_t dma_addr) { struct nvme_command c; @@ -852,7 +846,7 @@ static int nvme_get_features(struct nvme_dev *dev, unsigned fid, unsigned nsid, c.features.prp1 = cpu_to_le64(dma_addr); c.features.fid = cpu_to_le32(fid); - return nvme_submit_admin_cmd(dev, &c, result); + return nvme_submit_admin_cmd(dev, &c, NULL); } static int nvme_set_features(struct nvme_dev *dev, unsigned fid, @@ -912,10 +906,6 @@ static void nvme_free_queue(struct nvme_dev *dev, int qid) spin_lock_irq(&nvmeq->q_lock); nvme_cancel_ios(nvmeq, false); - while (bio_list_peek(&nvmeq->sq_cong)) { - struct bio *bio = bio_list_pop(&nvmeq->sq_cong); - bio_endio(bio, -EIO); - } spin_unlock_irq(&nvmeq->q_lock); irq_set_affinity_hint(vector, NULL); @@ -1240,17 +1230,12 @@ static int nvme_user_admin_cmd(struct nvme_dev *dev, if (length != cmd.data_len) status = -ENOMEM; else - status = nvme_submit_admin_cmd(dev, &c, &cmd.result); + status = nvme_submit_admin_cmd(dev, &c, NULL); if (cmd.data_len) { nvme_unmap_user_pages(dev, cmd.opcode & 1, iod); nvme_free_iod(dev, iod); } - - if (!status && copy_to_user(&ucmd->result, &cmd.result, - sizeof(cmd.result))) - status = -EFAULT; - return status; } @@ -1538,9 +1523,9 @@ static int nvme_dev_add(struct nvme_dev *dev) continue; res = nvme_get_features(dev, NVME_FEAT_LBA_RANGE, i, - dma_addr + 4096, NULL); + dma_addr + 4096); if (res) - memset(mem + 4096, 0, 4096); + continue; ns = nvme_alloc_ns(dev, i, mem, mem + 4096); if (ns) diff --git a/trunk/drivers/block/rbd.c b/trunk/drivers/block/rbd.c index f556f8a8b3f9..6c81a4c040b9 100644 --- a/trunk/drivers/block/rbd.c +++ b/trunk/drivers/block/rbd.c @@ -1264,32 +1264,6 @@ static bool obj_request_done_test(struct rbd_obj_request *obj_request) return atomic_read(&obj_request->done) != 0; } -static void -rbd_img_obj_request_read_callback(struct rbd_obj_request *obj_request) -{ - dout("%s: obj %p img %p result %d %llu/%llu\n", __func__, - obj_request, obj_request->img_request, obj_request->result, - obj_request->xferred, obj_request->length); - /* - * ENOENT means a hole in the image. We zero-fill the - * entire length of the request. A short read also implies - * zero-fill to the end of the request. Either way we - * update the xferred count to indicate the whole request - * was satisfied. - */ - BUG_ON(obj_request->type != OBJ_REQUEST_BIO); - if (obj_request->result == -ENOENT) { - zero_bio_chain(obj_request->bio_list, 0); - obj_request->result = 0; - obj_request->xferred = obj_request->length; - } else if (obj_request->xferred < obj_request->length && - !obj_request->result) { - zero_bio_chain(obj_request->bio_list, obj_request->xferred); - obj_request->xferred = obj_request->length; - } - obj_request_done_set(obj_request); -} - static void rbd_obj_request_complete(struct rbd_obj_request *obj_request) { dout("%s: obj %p cb %p\n", __func__, obj_request, @@ -1310,10 +1284,23 @@ static void rbd_osd_read_callback(struct rbd_obj_request *obj_request) { dout("%s: obj %p result %d %llu/%llu\n", __func__, obj_request, obj_request->result, obj_request->xferred, obj_request->length); - if (obj_request->img_request) - rbd_img_obj_request_read_callback(obj_request); - else - obj_request_done_set(obj_request); + /* + * ENOENT means a hole in the object. We zero-fill the + * entire length of the request. A short read also implies + * zero-fill to the end of the request. Either way we + * update the xferred count to indicate the whole request + * was satisfied. + */ + if (obj_request->result == -ENOENT) { + zero_bio_chain(obj_request->bio_list, 0); + obj_request->result = 0; + obj_request->xferred = obj_request->length; + } else if (obj_request->xferred < obj_request->length && + !obj_request->result) { + zero_bio_chain(obj_request->bio_list, obj_request->xferred); + obj_request->xferred = obj_request->length; + } + obj_request_done_set(obj_request); } static void rbd_osd_write_callback(struct rbd_obj_request *obj_request) diff --git a/trunk/drivers/block/rsxx/Makefile b/trunk/drivers/block/rsxx/Makefile index b1c53c0aa450..f35cd0b71f7b 100644 --- a/trunk/drivers/block/rsxx/Makefile +++ b/trunk/drivers/block/rsxx/Makefile @@ -1,2 +1,2 @@ obj-$(CONFIG_BLK_DEV_RSXX) += rsxx.o -rsxx-objs := config.o core.o cregs.o dev.o dma.o +rsxx-y := config.o core.o cregs.o dev.o dma.o diff --git a/trunk/drivers/block/rsxx/config.c b/trunk/drivers/block/rsxx/config.c index 10cd530d3e10..a295e7e9ee41 100644 --- a/trunk/drivers/block/rsxx/config.c +++ b/trunk/drivers/block/rsxx/config.c @@ -29,13 +29,15 @@ #include "rsxx_priv.h" #include "rsxx_cfg.h" -static void initialize_config(struct rsxx_card_cfg *cfg) +static void initialize_config(void *config) { + struct rsxx_card_cfg *cfg = config; + cfg->hdr.version = RSXX_CFG_VERSION; cfg->data.block_size = RSXX_HW_BLK_SIZE; cfg->data.stripe_size = RSXX_HW_BLK_SIZE; - cfg->data.vendor_id = RSXX_VENDOR_ID_IBM; + cfg->data.vendor_id = RSXX_VENDOR_ID_TMS_IBM; cfg->data.cache_order = (-1); cfg->data.intr_coal.mode = RSXX_INTR_COAL_DISABLED; cfg->data.intr_coal.count = 0; @@ -179,7 +181,7 @@ int rsxx_load_config(struct rsxx_cardinfo *card) } else { dev_info(CARD_TO_DEV(card), "Initializing card configuration.\n"); - initialize_config(&card->config); + initialize_config(card); st = rsxx_save_config(card); if (st) return st; diff --git a/trunk/drivers/block/rsxx/core.c b/trunk/drivers/block/rsxx/core.c index 5af21f2db29c..e5162487686a 100644 --- a/trunk/drivers/block/rsxx/core.c +++ b/trunk/drivers/block/rsxx/core.c @@ -30,7 +30,6 @@ #include #include #include -#include #include #include @@ -40,8 +39,8 @@ #define NO_LEGACY 0 -MODULE_DESCRIPTION("IBM FlashSystem 70/80 PCIe SSD Device Driver"); -MODULE_AUTHOR("Joshua Morris/Philip Kelleher, IBM"); +MODULE_DESCRIPTION("IBM RamSan PCIe Flash SSD Device Driver"); +MODULE_AUTHOR("IBM "); MODULE_LICENSE("GPL"); MODULE_VERSION(DRIVER_VERSION); @@ -53,13 +52,6 @@ static DEFINE_IDA(rsxx_disk_ida); static DEFINE_SPINLOCK(rsxx_ida_lock); /*----------------- Interrupt Control & Handling -------------------*/ - -static void rsxx_mask_interrupts(struct rsxx_cardinfo *card) -{ - card->isr_mask = 0; - card->ier_mask = 0; -} - static void __enable_intr(unsigned int *mask, unsigned int intr) { *mask |= intr; @@ -79,8 +71,7 @@ static void __disable_intr(unsigned int *mask, unsigned int intr) */ void rsxx_enable_ier(struct rsxx_cardinfo *card, unsigned int intr) { - if (unlikely(card->halt) || - unlikely(card->eeh_state)) + if (unlikely(card->halt)) return; __enable_intr(&card->ier_mask, intr); @@ -89,9 +80,6 @@ void rsxx_enable_ier(struct rsxx_cardinfo *card, unsigned int intr) void rsxx_disable_ier(struct rsxx_cardinfo *card, unsigned int intr) { - if (unlikely(card->eeh_state)) - return; - __disable_intr(&card->ier_mask, intr); iowrite32(card->ier_mask, card->regmap + IER); } @@ -99,8 +87,7 @@ void rsxx_disable_ier(struct rsxx_cardinfo *card, unsigned int intr) void rsxx_enable_ier_and_isr(struct rsxx_cardinfo *card, unsigned int intr) { - if (unlikely(card->halt) || - unlikely(card->eeh_state)) + if (unlikely(card->halt)) return; __enable_intr(&card->isr_mask, intr); @@ -110,9 +97,6 @@ void rsxx_enable_ier_and_isr(struct rsxx_cardinfo *card, void rsxx_disable_ier_and_isr(struct rsxx_cardinfo *card, unsigned int intr) { - if (unlikely(card->eeh_state)) - return; - __disable_intr(&card->isr_mask, intr); __disable_intr(&card->ier_mask, intr); iowrite32(card->ier_mask, card->regmap + IER); @@ -131,9 +115,6 @@ static irqreturn_t rsxx_isr(int irq, void *pdata) do { reread_isr = 0; - if (unlikely(card->eeh_state)) - break; - isr = ioread32(card->regmap + ISR); if (isr == 0xffffffff) { /* @@ -180,9 +161,9 @@ static irqreturn_t rsxx_isr(int irq, void *pdata) } /*----------------- Card Event Handler -------------------*/ -static const char * const rsxx_card_state_to_str(unsigned int state) +static char *rsxx_card_state_to_str(unsigned int state) { - static const char * const state_strings[] = { + static char *state_strings[] = { "Unknown", "Shutdown", "Starting", "Formatting", "Uninitialized", "Good", "Shutting Down", "Fault", "Read Only Fault", "dStroying" @@ -323,192 +304,6 @@ static int card_shutdown(struct rsxx_cardinfo *card) return 0; } -static int rsxx_eeh_frozen(struct pci_dev *dev) -{ - struct rsxx_cardinfo *card = pci_get_drvdata(dev); - int i; - int st; - - dev_warn(&dev->dev, "IBM FlashSystem PCI: preparing for slot reset.\n"); - - card->eeh_state = 1; - rsxx_mask_interrupts(card); - - /* - * We need to guarantee that the write for eeh_state and masking - * interrupts does not become reordered. This will prevent a possible - * race condition with the EEH code. - */ - wmb(); - - pci_disable_device(dev); - - st = rsxx_eeh_save_issued_dmas(card); - if (st) - return st; - - rsxx_eeh_save_issued_creg(card); - - for (i = 0; i < card->n_targets; i++) { - if (card->ctrl[i].status.buf) - pci_free_consistent(card->dev, STATUS_BUFFER_SIZE8, - card->ctrl[i].status.buf, - card->ctrl[i].status.dma_addr); - if (card->ctrl[i].cmd.buf) - pci_free_consistent(card->dev, COMMAND_BUFFER_SIZE8, - card->ctrl[i].cmd.buf, - card->ctrl[i].cmd.dma_addr); - } - - return 0; -} - -static void rsxx_eeh_failure(struct pci_dev *dev) -{ - struct rsxx_cardinfo *card = pci_get_drvdata(dev); - int i; - - dev_err(&dev->dev, "IBM FlashSystem PCI: disabling failed card.\n"); - - card->eeh_state = 1; - - for (i = 0; i < card->n_targets; i++) - del_timer_sync(&card->ctrl[i].activity_timer); - - rsxx_eeh_cancel_dmas(card); -} - -static int rsxx_eeh_fifo_flush_poll(struct rsxx_cardinfo *card) -{ - unsigned int status; - int iter = 0; - - /* We need to wait for the hardware to reset */ - while (iter++ < 10) { - status = ioread32(card->regmap + PCI_RECONFIG); - - if (status & RSXX_FLUSH_BUSY) { - ssleep(1); - continue; - } - - if (status & RSXX_FLUSH_TIMEOUT) - dev_warn(CARD_TO_DEV(card), "HW: flash controller timeout\n"); - return 0; - } - - /* Hardware failed resetting itself. */ - return -1; -} - -static pci_ers_result_t rsxx_error_detected(struct pci_dev *dev, - enum pci_channel_state error) -{ - int st; - - if (dev->revision < RSXX_EEH_SUPPORT) - return PCI_ERS_RESULT_NONE; - - if (error == pci_channel_io_perm_failure) { - rsxx_eeh_failure(dev); - return PCI_ERS_RESULT_DISCONNECT; - } - - st = rsxx_eeh_frozen(dev); - if (st) { - dev_err(&dev->dev, "Slot reset setup failed\n"); - rsxx_eeh_failure(dev); - return PCI_ERS_RESULT_DISCONNECT; - } - - return PCI_ERS_RESULT_NEED_RESET; -} - -static pci_ers_result_t rsxx_slot_reset(struct pci_dev *dev) -{ - struct rsxx_cardinfo *card = pci_get_drvdata(dev); - unsigned long flags; - int i; - int st; - - dev_warn(&dev->dev, - "IBM FlashSystem PCI: recovering from slot reset.\n"); - - st = pci_enable_device(dev); - if (st) - goto failed_hw_setup; - - pci_set_master(dev); - - st = rsxx_eeh_fifo_flush_poll(card); - if (st) - goto failed_hw_setup; - - rsxx_dma_queue_reset(card); - - for (i = 0; i < card->n_targets; i++) { - st = rsxx_hw_buffers_init(dev, &card->ctrl[i]); - if (st) - goto failed_hw_buffers_init; - } - - if (card->config_valid) - rsxx_dma_configure(card); - - /* Clears the ISR register from spurious interrupts */ - st = ioread32(card->regmap + ISR); - - card->eeh_state = 0; - - st = rsxx_eeh_remap_dmas(card); - if (st) - goto failed_remap_dmas; - - spin_lock_irqsave(&card->irq_lock, flags); - if (card->n_targets & RSXX_MAX_TARGETS) - rsxx_enable_ier_and_isr(card, CR_INTR_ALL_G); - else - rsxx_enable_ier_and_isr(card, CR_INTR_ALL_C); - spin_unlock_irqrestore(&card->irq_lock, flags); - - rsxx_kick_creg_queue(card); - - for (i = 0; i < card->n_targets; i++) { - spin_lock(&card->ctrl[i].queue_lock); - if (list_empty(&card->ctrl[i].queue)) { - spin_unlock(&card->ctrl[i].queue_lock); - continue; - } - spin_unlock(&card->ctrl[i].queue_lock); - - queue_work(card->ctrl[i].issue_wq, - &card->ctrl[i].issue_dma_work); - } - - dev_info(&dev->dev, "IBM FlashSystem PCI: recovery complete.\n"); - - return PCI_ERS_RESULT_RECOVERED; - -failed_hw_buffers_init: -failed_remap_dmas: - for (i = 0; i < card->n_targets; i++) { - if (card->ctrl[i].status.buf) - pci_free_consistent(card->dev, - STATUS_BUFFER_SIZE8, - card->ctrl[i].status.buf, - card->ctrl[i].status.dma_addr); - if (card->ctrl[i].cmd.buf) - pci_free_consistent(card->dev, - COMMAND_BUFFER_SIZE8, - card->ctrl[i].cmd.buf, - card->ctrl[i].cmd.dma_addr); - } -failed_hw_setup: - rsxx_eeh_failure(dev); - return PCI_ERS_RESULT_DISCONNECT; - -} - /*----------------- Driver Initialization & Setup -------------------*/ /* Returns: 0 if the driver is compatible with the device -1 if the driver is NOT compatible with the device */ @@ -588,7 +383,6 @@ static int rsxx_pci_probe(struct pci_dev *dev, spin_lock_init(&card->irq_lock); card->halt = 0; - card->eeh_state = 0; spin_lock_irq(&card->irq_lock); rsxx_disable_ier_and_isr(card, CR_INTR_ALL); @@ -744,6 +538,9 @@ static void rsxx_pci_remove(struct pci_dev *dev) rsxx_disable_ier_and_isr(card, CR_INTR_EVENT); spin_unlock_irqrestore(&card->irq_lock, flags); + /* Prevent work_structs from re-queuing themselves. */ + card->halt = 1; + cancel_work_sync(&card->event_work); rsxx_destroy_dev(card); @@ -752,10 +549,6 @@ static void rsxx_pci_remove(struct pci_dev *dev) spin_lock_irqsave(&card->irq_lock, flags); rsxx_disable_ier_and_isr(card, CR_INTR_ALL); spin_unlock_irqrestore(&card->irq_lock, flags); - - /* Prevent work_structs from re-queuing themselves. */ - card->halt = 1; - free_irq(dev->irq, card); if (!force_legacy) @@ -799,14 +592,11 @@ static void rsxx_pci_shutdown(struct pci_dev *dev) card_shutdown(card); } -static const struct pci_error_handlers rsxx_err_handler = { - .error_detected = rsxx_error_detected, - .slot_reset = rsxx_slot_reset, -}; - static DEFINE_PCI_DEVICE_TABLE(rsxx_pci_ids) = { - {PCI_DEVICE(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_FS70_FLASH)}, - {PCI_DEVICE(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_FS80_FLASH)}, + {PCI_DEVICE(PCI_VENDOR_ID_TMS_IBM, PCI_DEVICE_ID_RS70_FLASH)}, + {PCI_DEVICE(PCI_VENDOR_ID_TMS_IBM, PCI_DEVICE_ID_RS70D_FLASH)}, + {PCI_DEVICE(PCI_VENDOR_ID_TMS_IBM, PCI_DEVICE_ID_RS80_FLASH)}, + {PCI_DEVICE(PCI_VENDOR_ID_TMS_IBM, PCI_DEVICE_ID_RS81_FLASH)}, {0,}, }; @@ -819,7 +609,6 @@ static struct pci_driver rsxx_pci_driver = { .remove = rsxx_pci_remove, .suspend = rsxx_pci_suspend, .shutdown = rsxx_pci_shutdown, - .err_handler = &rsxx_err_handler, }; static int __init rsxx_core_init(void) diff --git a/trunk/drivers/block/rsxx/cregs.c b/trunk/drivers/block/rsxx/cregs.c index 4b5c020a0a65..80bbe639fccd 100644 --- a/trunk/drivers/block/rsxx/cregs.c +++ b/trunk/drivers/block/rsxx/cregs.c @@ -58,7 +58,7 @@ static struct kmem_cache *creg_cmd_pool; #error Unknown endianess!!! Aborting... #endif -static int copy_to_creg_data(struct rsxx_cardinfo *card, +static void copy_to_creg_data(struct rsxx_cardinfo *card, int cnt8, void *buf, unsigned int stream) @@ -66,9 +66,6 @@ static int copy_to_creg_data(struct rsxx_cardinfo *card, int i = 0; u32 *data = buf; - if (unlikely(card->eeh_state)) - return -EIO; - for (i = 0; cnt8 > 0; i++, cnt8 -= 4) { /* * Firmware implementation makes it necessary to byte swap on @@ -79,12 +76,10 @@ static int copy_to_creg_data(struct rsxx_cardinfo *card, else iowrite32(data[i], card->regmap + CREG_DATA(i)); } - - return 0; } -static int copy_from_creg_data(struct rsxx_cardinfo *card, +static void copy_from_creg_data(struct rsxx_cardinfo *card, int cnt8, void *buf, unsigned int stream) @@ -92,9 +87,6 @@ static int copy_from_creg_data(struct rsxx_cardinfo *card, int i = 0; u32 *data = buf; - if (unlikely(card->eeh_state)) - return -EIO; - for (i = 0; cnt8 > 0; i++, cnt8 -= 4) { /* * Firmware implementation makes it necessary to byte swap on @@ -105,31 +97,41 @@ static int copy_from_creg_data(struct rsxx_cardinfo *card, else data[i] = ioread32(card->regmap + CREG_DATA(i)); } - - return 0; } -static void creg_issue_cmd(struct rsxx_cardinfo *card, struct creg_cmd *cmd) +static struct creg_cmd *pop_active_cmd(struct rsxx_cardinfo *card) { - int st; + struct creg_cmd *cmd; - if (unlikely(card->eeh_state)) - return; + /* + * Spin lock is needed because this can be called in atomic/interrupt + * context. + */ + spin_lock_bh(&card->creg_ctrl.lock); + cmd = card->creg_ctrl.active_cmd; + card->creg_ctrl.active_cmd = NULL; + spin_unlock_bh(&card->creg_ctrl.lock); + return cmd; +} + +static void creg_issue_cmd(struct rsxx_cardinfo *card, struct creg_cmd *cmd) +{ iowrite32(cmd->addr, card->regmap + CREG_ADD); iowrite32(cmd->cnt8, card->regmap + CREG_CNT); if (cmd->op == CREG_OP_WRITE) { - if (cmd->buf) { - st = copy_to_creg_data(card, cmd->cnt8, - cmd->buf, cmd->stream); - if (st) - return; - } + if (cmd->buf) + copy_to_creg_data(card, cmd->cnt8, + cmd->buf, cmd->stream); } - if (unlikely(card->eeh_state)) - return; + /* + * Data copy must complete before initiating the command. This is + * needed for weakly ordered processors (i.e. PowerPC), so that all + * neccessary registers are written before we kick the hardware. + */ + wmb(); /* Setting the valid bit will kick off the command. */ iowrite32(cmd->op, card->regmap + CREG_CMD); @@ -194,11 +196,11 @@ static int creg_queue_cmd(struct rsxx_cardinfo *card, cmd->cb_private = cb_private; cmd->status = 0; - spin_lock_bh(&card->creg_ctrl.lock); + spin_lock(&card->creg_ctrl.lock); list_add_tail(&cmd->list, &card->creg_ctrl.queue); card->creg_ctrl.q_depth++; creg_kick_queue(card); - spin_unlock_bh(&card->creg_ctrl.lock); + spin_unlock(&card->creg_ctrl.lock); return 0; } @@ -208,11 +210,7 @@ static void creg_cmd_timed_out(unsigned long data) struct rsxx_cardinfo *card = (struct rsxx_cardinfo *) data; struct creg_cmd *cmd; - spin_lock(&card->creg_ctrl.lock); - cmd = card->creg_ctrl.active_cmd; - card->creg_ctrl.active_cmd = NULL; - spin_unlock(&card->creg_ctrl.lock); - + cmd = pop_active_cmd(card); if (cmd == NULL) { card->creg_ctrl.creg_stats.creg_timeout++; dev_warn(CARD_TO_DEV(card), @@ -249,11 +247,7 @@ static void creg_cmd_done(struct work_struct *work) if (del_timer_sync(&card->creg_ctrl.cmd_timer) == 0) card->creg_ctrl.creg_stats.failed_cancel_timer++; - spin_lock_bh(&card->creg_ctrl.lock); - cmd = card->creg_ctrl.active_cmd; - card->creg_ctrl.active_cmd = NULL; - spin_unlock_bh(&card->creg_ctrl.lock); - + cmd = pop_active_cmd(card); if (cmd == NULL) { dev_err(CARD_TO_DEV(card), "Spurious creg interrupt!\n"); @@ -293,7 +287,7 @@ static void creg_cmd_done(struct work_struct *work) goto creg_done; } - st = copy_from_creg_data(card, cnt8, cmd->buf, cmd->stream); + copy_from_creg_data(card, cnt8, cmd->buf, cmd->stream); } creg_done: @@ -302,10 +296,10 @@ static void creg_cmd_done(struct work_struct *work) kmem_cache_free(creg_cmd_pool, cmd); - spin_lock_bh(&card->creg_ctrl.lock); + spin_lock(&card->creg_ctrl.lock); card->creg_ctrl.active = 0; creg_kick_queue(card); - spin_unlock_bh(&card->creg_ctrl.lock); + spin_unlock(&card->creg_ctrl.lock); } static void creg_reset(struct rsxx_cardinfo *card) @@ -330,7 +324,7 @@ static void creg_reset(struct rsxx_cardinfo *card) "Resetting creg interface for recovery\n"); /* Cancel outstanding commands */ - spin_lock_bh(&card->creg_ctrl.lock); + spin_lock(&card->creg_ctrl.lock); list_for_each_entry_safe(cmd, tmp, &card->creg_ctrl.queue, list) { list_del(&cmd->list); card->creg_ctrl.q_depth--; @@ -351,7 +345,7 @@ static void creg_reset(struct rsxx_cardinfo *card) card->creg_ctrl.active = 0; } - spin_unlock_bh(&card->creg_ctrl.lock); + spin_unlock(&card->creg_ctrl.lock); card->creg_ctrl.reset = 0; spin_lock_irqsave(&card->irq_lock, flags); @@ -405,12 +399,12 @@ static int __issue_creg_rw(struct rsxx_cardinfo *card, return st; /* - * This timeout is necessary for unresponsive hardware. The additional + * This timeout is neccessary for unresponsive hardware. The additional * 20 seconds to used to guarantee that each cregs requests has time to * complete. */ - timeout = msecs_to_jiffies(CREG_TIMEOUT_MSEC * - card->creg_ctrl.q_depth + 20000); + timeout = msecs_to_jiffies((CREG_TIMEOUT_MSEC * + card->creg_ctrl.q_depth) + 20000); /* * The creg interface is guaranteed to complete. It has a timeout @@ -696,32 +690,6 @@ int rsxx_reg_access(struct rsxx_cardinfo *card, return 0; } -void rsxx_eeh_save_issued_creg(struct rsxx_cardinfo *card) -{ - struct creg_cmd *cmd = NULL; - - cmd = card->creg_ctrl.active_cmd; - card->creg_ctrl.active_cmd = NULL; - - if (cmd) { - del_timer_sync(&card->creg_ctrl.cmd_timer); - - spin_lock_bh(&card->creg_ctrl.lock); - list_add(&cmd->list, &card->creg_ctrl.queue); - card->creg_ctrl.q_depth++; - card->creg_ctrl.active = 0; - spin_unlock_bh(&card->creg_ctrl.lock); - } -} - -void rsxx_kick_creg_queue(struct rsxx_cardinfo *card) -{ - spin_lock_bh(&card->creg_ctrl.lock); - if (!list_empty(&card->creg_ctrl.queue)) - creg_kick_queue(card); - spin_unlock_bh(&card->creg_ctrl.lock); -} - /*------------ Initialization & Setup --------------*/ int rsxx_creg_setup(struct rsxx_cardinfo *card) { @@ -744,7 +712,7 @@ void rsxx_creg_destroy(struct rsxx_cardinfo *card) int cnt = 0; /* Cancel outstanding commands */ - spin_lock_bh(&card->creg_ctrl.lock); + spin_lock(&card->creg_ctrl.lock); list_for_each_entry_safe(cmd, tmp, &card->creg_ctrl.queue, list) { list_del(&cmd->list); if (cmd->cb) @@ -769,7 +737,7 @@ void rsxx_creg_destroy(struct rsxx_cardinfo *card) "Canceled active creg command\n"); kmem_cache_free(creg_cmd_pool, cmd); } - spin_unlock_bh(&card->creg_ctrl.lock); + spin_unlock(&card->creg_ctrl.lock); cancel_work_sync(&card->creg_ctrl.done_work); } diff --git a/trunk/drivers/block/rsxx/dma.c b/trunk/drivers/block/rsxx/dma.c index 0607513cfb41..63176e67662f 100644 --- a/trunk/drivers/block/rsxx/dma.c +++ b/trunk/drivers/block/rsxx/dma.c @@ -28,7 +28,7 @@ struct rsxx_dma { struct list_head list; u8 cmd; - unsigned int laddr; /* Logical address */ + unsigned int laddr; /* Logical address on the ramsan */ struct { u32 off; u32 cnt; @@ -81,6 +81,9 @@ enum rsxx_hw_status { HW_STATUS_FAULT = 0x08, }; +#define STATUS_BUFFER_SIZE8 4096 +#define COMMAND_BUFFER_SIZE8 4096 + static struct kmem_cache *rsxx_dma_pool; struct dma_tracker { @@ -119,7 +122,7 @@ static unsigned int rsxx_get_dma_tgt(struct rsxx_cardinfo *card, u64 addr8) return tgt; } -void rsxx_dma_queue_reset(struct rsxx_cardinfo *card) +static void rsxx_dma_queue_reset(struct rsxx_cardinfo *card) { /* Reset all DMA Command/Status Queues */ iowrite32(DMA_QUEUE_RESET, card->regmap + RESET); @@ -207,8 +210,7 @@ static void dma_intr_coal_auto_tune(struct rsxx_cardinfo *card) u32 q_depth = 0; u32 intr_coal; - if (card->config.data.intr_coal.mode != RSXX_INTR_COAL_AUTO_TUNE || - unlikely(card->eeh_state)) + if (card->config.data.intr_coal.mode != RSXX_INTR_COAL_AUTO_TUNE) return; for (i = 0; i < card->n_targets; i++) @@ -221,26 +223,31 @@ static void dma_intr_coal_auto_tune(struct rsxx_cardinfo *card) } /*----------------- RSXX DMA Handling -------------------*/ -static void rsxx_complete_dma(struct rsxx_dma_ctrl *ctrl, +static void rsxx_complete_dma(struct rsxx_cardinfo *card, struct rsxx_dma *dma, unsigned int status) { if (status & DMA_SW_ERR) - ctrl->stats.dma_sw_err++; + printk_ratelimited(KERN_ERR + "SW Error in DMA(cmd x%02x, laddr x%08x)\n", + dma->cmd, dma->laddr); if (status & DMA_HW_FAULT) - ctrl->stats.dma_hw_fault++; + printk_ratelimited(KERN_ERR + "HW Fault in DMA(cmd x%02x, laddr x%08x)\n", + dma->cmd, dma->laddr); if (status & DMA_CANCELLED) - ctrl->stats.dma_cancelled++; + printk_ratelimited(KERN_ERR + "DMA Cancelled(cmd x%02x, laddr x%08x)\n", + dma->cmd, dma->laddr); if (dma->dma_addr) - pci_unmap_page(ctrl->card->dev, dma->dma_addr, - get_dma_size(dma), + pci_unmap_page(card->dev, dma->dma_addr, get_dma_size(dma), dma->cmd == HW_CMD_BLK_WRITE ? PCI_DMA_TODEVICE : PCI_DMA_FROMDEVICE); if (dma->cb) - dma->cb(ctrl->card, dma->cb_data, status ? 1 : 0); + dma->cb(card, dma->cb_data, status ? 1 : 0); kmem_cache_free(rsxx_dma_pool, dma); } @@ -323,15 +330,14 @@ static void rsxx_handle_dma_error(struct rsxx_dma_ctrl *ctrl, if (requeue_cmd) rsxx_requeue_dma(ctrl, dma); else - rsxx_complete_dma(ctrl, dma, status); + rsxx_complete_dma(ctrl->card, dma, status); } static void dma_engine_stalled(unsigned long data) { struct rsxx_dma_ctrl *ctrl = (struct rsxx_dma_ctrl *)data; - if (atomic_read(&ctrl->stats.hw_q_depth) == 0 || - unlikely(ctrl->card->eeh_state)) + if (atomic_read(&ctrl->stats.hw_q_depth) == 0) return; if (ctrl->cmd.idx != ioread32(ctrl->regmap + SW_CMD_IDX)) { @@ -363,8 +369,7 @@ static void rsxx_issue_dmas(struct work_struct *work) ctrl = container_of(work, struct rsxx_dma_ctrl, issue_dma_work); hw_cmd_buf = ctrl->cmd.buf; - if (unlikely(ctrl->card->halt) || - unlikely(ctrl->card->eeh_state)) + if (unlikely(ctrl->card->halt)) return; while (1) { @@ -392,7 +397,7 @@ static void rsxx_issue_dmas(struct work_struct *work) */ if (unlikely(ctrl->card->dma_fault)) { push_tracker(ctrl->trackers, tag); - rsxx_complete_dma(ctrl, dma, DMA_CANCELLED); + rsxx_complete_dma(ctrl->card, dma, DMA_CANCELLED); continue; } @@ -427,15 +432,19 @@ static void rsxx_issue_dmas(struct work_struct *work) /* Let HW know we've queued commands. */ if (cmds_pending) { + /* + * We must guarantee that the CPU writes to 'ctrl->cmd.buf' + * (which is in PCI-consistent system-memory) from the loop + * above make it into the coherency domain before the + * following PIO "trigger" updating the cmd.idx. A WMB is + * sufficient. We need not explicitly CPU cache-flush since + * the memory is a PCI-consistent (ie; coherent) mapping. + */ + wmb(); + atomic_add(cmds_pending, &ctrl->stats.hw_q_depth); mod_timer(&ctrl->activity_timer, jiffies + DMA_ACTIVITY_TIMEOUT); - - if (unlikely(ctrl->card->eeh_state)) { - del_timer_sync(&ctrl->activity_timer); - return; - } - iowrite32(ctrl->cmd.idx, ctrl->regmap + SW_CMD_IDX); } } @@ -454,8 +463,7 @@ static void rsxx_dma_done(struct work_struct *work) hw_st_buf = ctrl->status.buf; if (unlikely(ctrl->card->halt) || - unlikely(ctrl->card->dma_fault) || - unlikely(ctrl->card->eeh_state)) + unlikely(ctrl->card->dma_fault)) return; count = le16_to_cpu(hw_st_buf[ctrl->status.idx].count); @@ -500,7 +508,7 @@ static void rsxx_dma_done(struct work_struct *work) if (status) rsxx_handle_dma_error(ctrl, dma, status); else - rsxx_complete_dma(ctrl, dma, 0); + rsxx_complete_dma(ctrl->card, dma, 0); push_tracker(ctrl->trackers, tag); @@ -719,54 +727,20 @@ int rsxx_dma_queue_bio(struct rsxx_cardinfo *card, /*----------------- DMA Engine Initialization & Setup -------------------*/ -int rsxx_hw_buffers_init(struct pci_dev *dev, struct rsxx_dma_ctrl *ctrl) -{ - ctrl->status.buf = pci_alloc_consistent(dev, STATUS_BUFFER_SIZE8, - &ctrl->status.dma_addr); - ctrl->cmd.buf = pci_alloc_consistent(dev, COMMAND_BUFFER_SIZE8, - &ctrl->cmd.dma_addr); - if (ctrl->status.buf == NULL || ctrl->cmd.buf == NULL) - return -ENOMEM; - - memset(ctrl->status.buf, 0xac, STATUS_BUFFER_SIZE8); - iowrite32(lower_32_bits(ctrl->status.dma_addr), - ctrl->regmap + SB_ADD_LO); - iowrite32(upper_32_bits(ctrl->status.dma_addr), - ctrl->regmap + SB_ADD_HI); - - memset(ctrl->cmd.buf, 0x83, COMMAND_BUFFER_SIZE8); - iowrite32(lower_32_bits(ctrl->cmd.dma_addr), ctrl->regmap + CB_ADD_LO); - iowrite32(upper_32_bits(ctrl->cmd.dma_addr), ctrl->regmap + CB_ADD_HI); - - ctrl->status.idx = ioread32(ctrl->regmap + HW_STATUS_CNT); - if (ctrl->status.idx > RSXX_MAX_OUTSTANDING_CMDS) { - dev_crit(&dev->dev, "Failed reading status cnt x%x\n", - ctrl->status.idx); - return -EINVAL; - } - iowrite32(ctrl->status.idx, ctrl->regmap + HW_STATUS_CNT); - iowrite32(ctrl->status.idx, ctrl->regmap + SW_STATUS_CNT); - - ctrl->cmd.idx = ioread32(ctrl->regmap + HW_CMD_IDX); - if (ctrl->cmd.idx > RSXX_MAX_OUTSTANDING_CMDS) { - dev_crit(&dev->dev, "Failed reading cmd cnt x%x\n", - ctrl->status.idx); - return -EINVAL; - } - iowrite32(ctrl->cmd.idx, ctrl->regmap + HW_CMD_IDX); - iowrite32(ctrl->cmd.idx, ctrl->regmap + SW_CMD_IDX); - - return 0; -} - static int rsxx_dma_ctrl_init(struct pci_dev *dev, struct rsxx_dma_ctrl *ctrl) { int i; - int st; memset(&ctrl->stats, 0, sizeof(ctrl->stats)); + ctrl->status.buf = pci_alloc_consistent(dev, STATUS_BUFFER_SIZE8, + &ctrl->status.dma_addr); + ctrl->cmd.buf = pci_alloc_consistent(dev, COMMAND_BUFFER_SIZE8, + &ctrl->cmd.dma_addr); + if (ctrl->status.buf == NULL || ctrl->cmd.buf == NULL) + return -ENOMEM; + ctrl->trackers = vmalloc(DMA_TRACKER_LIST_SIZE8); if (!ctrl->trackers) return -ENOMEM; @@ -796,9 +770,35 @@ static int rsxx_dma_ctrl_init(struct pci_dev *dev, INIT_WORK(&ctrl->issue_dma_work, rsxx_issue_dmas); INIT_WORK(&ctrl->dma_done_work, rsxx_dma_done); - st = rsxx_hw_buffers_init(dev, ctrl); - if (st) - return st; + memset(ctrl->status.buf, 0xac, STATUS_BUFFER_SIZE8); + iowrite32(lower_32_bits(ctrl->status.dma_addr), + ctrl->regmap + SB_ADD_LO); + iowrite32(upper_32_bits(ctrl->status.dma_addr), + ctrl->regmap + SB_ADD_HI); + + memset(ctrl->cmd.buf, 0x83, COMMAND_BUFFER_SIZE8); + iowrite32(lower_32_bits(ctrl->cmd.dma_addr), ctrl->regmap + CB_ADD_LO); + iowrite32(upper_32_bits(ctrl->cmd.dma_addr), ctrl->regmap + CB_ADD_HI); + + ctrl->status.idx = ioread32(ctrl->regmap + HW_STATUS_CNT); + if (ctrl->status.idx > RSXX_MAX_OUTSTANDING_CMDS) { + dev_crit(&dev->dev, "Failed reading status cnt x%x\n", + ctrl->status.idx); + return -EINVAL; + } + iowrite32(ctrl->status.idx, ctrl->regmap + HW_STATUS_CNT); + iowrite32(ctrl->status.idx, ctrl->regmap + SW_STATUS_CNT); + + ctrl->cmd.idx = ioread32(ctrl->regmap + HW_CMD_IDX); + if (ctrl->cmd.idx > RSXX_MAX_OUTSTANDING_CMDS) { + dev_crit(&dev->dev, "Failed reading cmd cnt x%x\n", + ctrl->status.idx); + return -EINVAL; + } + iowrite32(ctrl->cmd.idx, ctrl->regmap + HW_CMD_IDX); + iowrite32(ctrl->cmd.idx, ctrl->regmap + SW_CMD_IDX); + + wmb(); return 0; } @@ -834,7 +834,7 @@ static int rsxx_dma_stripe_setup(struct rsxx_cardinfo *card, return 0; } -int rsxx_dma_configure(struct rsxx_cardinfo *card) +static int rsxx_dma_configure(struct rsxx_cardinfo *card) { u32 intr_coal; @@ -980,103 +980,6 @@ void rsxx_dma_destroy(struct rsxx_cardinfo *card) } } -int rsxx_eeh_save_issued_dmas(struct rsxx_cardinfo *card) -{ - int i; - int j; - int cnt; - struct rsxx_dma *dma; - struct list_head *issued_dmas; - - issued_dmas = kzalloc(sizeof(*issued_dmas) * card->n_targets, - GFP_KERNEL); - if (!issued_dmas) - return -ENOMEM; - - for (i = 0; i < card->n_targets; i++) { - INIT_LIST_HEAD(&issued_dmas[i]); - cnt = 0; - for (j = 0; j < RSXX_MAX_OUTSTANDING_CMDS; j++) { - dma = get_tracker_dma(card->ctrl[i].trackers, j); - if (dma == NULL) - continue; - - if (dma->cmd == HW_CMD_BLK_WRITE) - card->ctrl[i].stats.writes_issued--; - else if (dma->cmd == HW_CMD_BLK_DISCARD) - card->ctrl[i].stats.discards_issued--; - else - card->ctrl[i].stats.reads_issued--; - - list_add_tail(&dma->list, &issued_dmas[i]); - push_tracker(card->ctrl[i].trackers, j); - cnt++; - } - - spin_lock(&card->ctrl[i].queue_lock); - list_splice(&issued_dmas[i], &card->ctrl[i].queue); - - atomic_sub(cnt, &card->ctrl[i].stats.hw_q_depth); - card->ctrl[i].stats.sw_q_depth += cnt; - card->ctrl[i].e_cnt = 0; - - list_for_each_entry(dma, &card->ctrl[i].queue, list) { - if (dma->dma_addr) - pci_unmap_page(card->dev, dma->dma_addr, - get_dma_size(dma), - dma->cmd == HW_CMD_BLK_WRITE ? - PCI_DMA_TODEVICE : - PCI_DMA_FROMDEVICE); - } - spin_unlock(&card->ctrl[i].queue_lock); - } - - kfree(issued_dmas); - - return 0; -} - -void rsxx_eeh_cancel_dmas(struct rsxx_cardinfo *card) -{ - struct rsxx_dma *dma; - struct rsxx_dma *tmp; - int i; - - for (i = 0; i < card->n_targets; i++) { - spin_lock(&card->ctrl[i].queue_lock); - list_for_each_entry_safe(dma, tmp, &card->ctrl[i].queue, list) { - list_del(&dma->list); - - rsxx_complete_dma(&card->ctrl[i], dma, DMA_CANCELLED); - } - spin_unlock(&card->ctrl[i].queue_lock); - } -} - -int rsxx_eeh_remap_dmas(struct rsxx_cardinfo *card) -{ - struct rsxx_dma *dma; - int i; - - for (i = 0; i < card->n_targets; i++) { - spin_lock(&card->ctrl[i].queue_lock); - list_for_each_entry(dma, &card->ctrl[i].queue, list) { - dma->dma_addr = pci_map_page(card->dev, dma->page, - dma->pg_off, get_dma_size(dma), - dma->cmd == HW_CMD_BLK_WRITE ? - PCI_DMA_TODEVICE : - PCI_DMA_FROMDEVICE); - if (!dma->dma_addr) { - spin_unlock(&card->ctrl[i].queue_lock); - kmem_cache_free(rsxx_dma_pool, dma); - return -ENOMEM; - } - } - spin_unlock(&card->ctrl[i].queue_lock); - } - - return 0; -} int rsxx_dma_init(void) { diff --git a/trunk/drivers/block/rsxx/rsxx.h b/trunk/drivers/block/rsxx/rsxx.h index 24ba3642bd89..2e50b65902b7 100644 --- a/trunk/drivers/block/rsxx/rsxx.h +++ b/trunk/drivers/block/rsxx/rsxx.h @@ -27,17 +27,15 @@ /*----------------- IOCTL Definitions -------------------*/ -#define RSXX_MAX_DATA 8 - struct rsxx_reg_access { __u32 addr; __u32 cnt; __u32 stat; __u32 stream; - __u32 data[RSXX_MAX_DATA]; + __u32 data[8]; }; -#define RSXX_MAX_REG_CNT (RSXX_MAX_DATA * (sizeof(__u32))) +#define RSXX_MAX_REG_CNT (8 * (sizeof(__u32))) #define RSXX_IOC_MAGIC 'r' diff --git a/trunk/drivers/block/rsxx/rsxx_cfg.h b/trunk/drivers/block/rsxx/rsxx_cfg.h index f384c943846d..c025fe5fdb70 100644 --- a/trunk/drivers/block/rsxx/rsxx_cfg.h +++ b/trunk/drivers/block/rsxx/rsxx_cfg.h @@ -58,7 +58,7 @@ struct rsxx_card_cfg { }; /* Vendor ID Values */ -#define RSXX_VENDOR_ID_IBM 0 +#define RSXX_VENDOR_ID_TMS_IBM 0 #define RSXX_VENDOR_ID_DSI 1 #define RSXX_VENDOR_COUNT 2 diff --git a/trunk/drivers/block/rsxx/rsxx_priv.h b/trunk/drivers/block/rsxx/rsxx_priv.h index 382e8bf5c03b..a1ac907d8f4c 100644 --- a/trunk/drivers/block/rsxx/rsxx_priv.h +++ b/trunk/drivers/block/rsxx/rsxx_priv.h @@ -45,13 +45,16 @@ struct proc_cmd; -#define PCI_DEVICE_ID_FS70_FLASH 0x04A9 -#define PCI_DEVICE_ID_FS80_FLASH 0x04AA +#define PCI_VENDOR_ID_TMS_IBM 0x15B6 +#define PCI_DEVICE_ID_RS70_FLASH 0x0019 +#define PCI_DEVICE_ID_RS70D_FLASH 0x001A +#define PCI_DEVICE_ID_RS80_FLASH 0x001C +#define PCI_DEVICE_ID_RS81_FLASH 0x001E #define RS70_PCI_REV_SUPPORTED 4 #define DRIVER_NAME "rsxx" -#define DRIVER_VERSION "4.0" +#define DRIVER_VERSION "3.7" /* Block size is 4096 */ #define RSXX_HW_BLK_SHIFT 12 @@ -64,9 +67,6 @@ struct proc_cmd; #define RSXX_MAX_OUTSTANDING_CMDS 255 #define RSXX_CS_IDX_MASK 0xff -#define STATUS_BUFFER_SIZE8 4096 -#define COMMAND_BUFFER_SIZE8 4096 - #define RSXX_MAX_TARGETS 8 struct dma_tracker_list; @@ -91,9 +91,6 @@ struct rsxx_dma_stats { u32 discards_failed; u32 done_rescheduled; u32 issue_rescheduled; - u32 dma_sw_err; - u32 dma_hw_fault; - u32 dma_cancelled; u32 sw_q_depth; /* Number of DMAs on the SW queue. */ atomic_t hw_q_depth; /* Number of DMAs queued to HW. */ }; @@ -119,7 +116,6 @@ struct rsxx_dma_ctrl { struct rsxx_cardinfo { struct pci_dev *dev; unsigned int halt; - unsigned int eeh_state; void __iomem *regmap; spinlock_t irq_lock; @@ -228,7 +224,6 @@ enum rsxx_pci_regmap { PERF_RD512_HI = 0xac, PERF_WR512_LO = 0xb0, PERF_WR512_HI = 0xb4, - PCI_RECONFIG = 0xb8, }; enum rsxx_intr { @@ -242,8 +237,6 @@ enum rsxx_intr { CR_INTR_DMA5 = 0x00000080, CR_INTR_DMA6 = 0x00000100, CR_INTR_DMA7 = 0x00000200, - CR_INTR_ALL_C = 0x0000003f, - CR_INTR_ALL_G = 0x000003ff, CR_INTR_DMA_ALL = 0x000003f5, CR_INTR_ALL = 0xffffffff, }; @@ -260,14 +253,8 @@ enum rsxx_pci_reset { DMA_QUEUE_RESET = 0x00000001, }; -enum rsxx_hw_fifo_flush { - RSXX_FLUSH_BUSY = 0x00000002, - RSXX_FLUSH_TIMEOUT = 0x00000004, -}; - enum rsxx_pci_revision { RSXX_DISCARD_SUPPORT = 2, - RSXX_EEH_SUPPORT = 3, }; enum rsxx_creg_cmd { @@ -373,17 +360,11 @@ int rsxx_dma_setup(struct rsxx_cardinfo *card); void rsxx_dma_destroy(struct rsxx_cardinfo *card); int rsxx_dma_init(void); void rsxx_dma_cleanup(void); -void rsxx_dma_queue_reset(struct rsxx_cardinfo *card); -int rsxx_dma_configure(struct rsxx_cardinfo *card); int rsxx_dma_queue_bio(struct rsxx_cardinfo *card, struct bio *bio, atomic_t *n_dmas, rsxx_dma_cb cb, void *cb_data); -int rsxx_hw_buffers_init(struct pci_dev *dev, struct rsxx_dma_ctrl *ctrl); -int rsxx_eeh_save_issued_dmas(struct rsxx_cardinfo *card); -void rsxx_eeh_cancel_dmas(struct rsxx_cardinfo *card); -int rsxx_eeh_remap_dmas(struct rsxx_cardinfo *card); /***** cregs.c *****/ int rsxx_creg_write(struct rsxx_cardinfo *card, u32 addr, @@ -408,11 +389,10 @@ int rsxx_creg_setup(struct rsxx_cardinfo *card); void rsxx_creg_destroy(struct rsxx_cardinfo *card); int rsxx_creg_init(void); void rsxx_creg_cleanup(void); + int rsxx_reg_access(struct rsxx_cardinfo *card, struct rsxx_reg_access __user *ucmd, int read); -void rsxx_eeh_save_issued_creg(struct rsxx_cardinfo *card); -void rsxx_kick_creg_queue(struct rsxx_cardinfo *card); diff --git a/trunk/drivers/block/xen-blkback/blkback.c b/trunk/drivers/block/xen-blkback/blkback.c index dd5b2fed97e9..de1f319f7bd7 100644 --- a/trunk/drivers/block/xen-blkback/blkback.c +++ b/trunk/drivers/block/xen-blkback/blkback.c @@ -164,7 +164,7 @@ static void make_response(struct xen_blkif *blkif, u64 id, #define foreach_grant_safe(pos, n, rbtree, node) \ for ((pos) = container_of(rb_first((rbtree)), typeof(*(pos)), node), \ - (n) = (&(pos)->node != NULL) ? rb_next(&(pos)->node) : NULL; \ + (n) = rb_next(&(pos)->node); \ &(pos)->node != NULL; \ (pos) = container_of(n, typeof(*(pos)), node), \ (n) = (&(pos)->node != NULL) ? rb_next(&(pos)->node) : NULL) @@ -381,8 +381,8 @@ irqreturn_t xen_blkif_be_int(int irq, void *dev_id) static void print_stats(struct xen_blkif *blkif) { - pr_info("xen-blkback (%s): oo %3llu | rd %4llu | wr %4llu | f %4llu" - " | ds %4llu\n", + pr_info("xen-blkback (%s): oo %3d | rd %4d | wr %4d | f %4d" + " | ds %4d\n", current->comm, blkif->st_oo_req, blkif->st_rd_req, blkif->st_wr_req, blkif->st_f_req, blkif->st_ds_req); @@ -442,7 +442,7 @@ int xen_blkif_schedule(void *arg) } struct seg_buf { - unsigned int offset; + unsigned long buf; unsigned int nsec; }; /* @@ -621,21 +621,30 @@ static int xen_blkbk_map(struct blkif_request *req, * If this is a new persistent grant * save the handler */ - persistent_gnts[i]->handle = map[j++].handle; + persistent_gnts[i]->handle = map[j].handle; + persistent_gnts[i]->dev_bus_addr = + map[j++].dev_bus_addr; } pending_handle(pending_req, i) = persistent_gnts[i]->handle; if (ret) continue; + + seg[i].buf = persistent_gnts[i]->dev_bus_addr | + (req->u.rw.seg[i].first_sect << 9); } else { - pending_handle(pending_req, i) = map[j++].handle; + pending_handle(pending_req, i) = map[j].handle; bitmap_set(pending_req->unmap_seg, i, 1); - if (ret) + if (ret) { + j++; continue; + } + + seg[i].buf = map[j++].dev_bus_addr | + (req->u.rw.seg[i].first_sect << 9); } - seg[i].offset = (req->u.rw.seg[i].first_sect << 9); } return ret; } @@ -670,16 +679,6 @@ static int dispatch_discard_io(struct xen_blkif *blkif, return err; } -static int dispatch_other_io(struct xen_blkif *blkif, - struct blkif_request *req, - struct pending_req *pending_req) -{ - free_req(pending_req); - make_response(blkif, req->u.other.id, req->operation, - BLKIF_RSP_EOPNOTSUPP); - return -EIO; -} - static void xen_blk_drain_io(struct xen_blkif *blkif) { atomic_set(&blkif->drain, 1); @@ -801,30 +800,17 @@ __do_block_io_op(struct xen_blkif *blkif) /* Apply all sanity checks to /private copy/ of request. */ barrier(); - - switch (req.operation) { - case BLKIF_OP_READ: - case BLKIF_OP_WRITE: - case BLKIF_OP_WRITE_BARRIER: - case BLKIF_OP_FLUSH_DISKCACHE: - if (dispatch_rw_block_io(blkif, &req, pending_req)) - goto done; - break; - case BLKIF_OP_DISCARD: + if (unlikely(req.operation == BLKIF_OP_DISCARD)) { free_req(pending_req); if (dispatch_discard_io(blkif, &req)) - goto done; + break; + } else if (dispatch_rw_block_io(blkif, &req, pending_req)) break; - default: - if (dispatch_other_io(blkif, &req, pending_req)) - goto done; - break; - } /* Yield point for this unbounded loop. */ cond_resched(); } -done: + return more_to_do; } @@ -918,8 +904,7 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif, pr_debug(DRV_PFX "access denied: %s of [%llu,%llu] on dev=%04x\n", operation == READ ? "read" : "write", preq.sector_number, - preq.sector_number + preq.nr_sects, - blkif->vbd.pdevice); + preq.sector_number + preq.nr_sects, preq.dev); goto fail_response; } @@ -962,7 +947,7 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif, (bio_add_page(bio, pages[i], seg[i].nsec << 9, - seg[i].offset) == 0)) { + seg[i].buf & ~PAGE_MASK) == 0)) { bio = bio_alloc(GFP_KERNEL, nseg-i); if (unlikely(bio == NULL)) @@ -992,7 +977,13 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif, bio->bi_end_io = end_block_io_op; } + /* + * We set it one so that the last submit_bio does not have to call + * atomic_inc. + */ atomic_set(&pending_req->pendcnt, nbio); + + /* Get a reference count for the disk queue and start sending I/O */ blk_start_plug(&plug); for (i = 0; i < nbio; i++) @@ -1020,7 +1011,6 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif, fail_put_bio: for (i = 0; i < nbio; i++) bio_put(biolist[i]); - atomic_set(&pending_req->pendcnt, 1); __end_block_io_op(pending_req, -EINVAL); msleep(1); /* back off a bit */ return -EIO; diff --git a/trunk/drivers/block/xen-blkback/common.h b/trunk/drivers/block/xen-blkback/common.h index 60103e2517ba..6072390c7f57 100644 --- a/trunk/drivers/block/xen-blkback/common.h +++ b/trunk/drivers/block/xen-blkback/common.h @@ -77,18 +77,11 @@ struct blkif_x86_32_request_discard { uint64_t nr_sectors; } __attribute__((__packed__)); -struct blkif_x86_32_request_other { - uint8_t _pad1; - blkif_vdev_t _pad2; - uint64_t id; /* private guest value, echoed in resp */ -} __attribute__((__packed__)); - struct blkif_x86_32_request { uint8_t operation; /* BLKIF_OP_??? */ union { struct blkif_x86_32_request_rw rw; struct blkif_x86_32_request_discard discard; - struct blkif_x86_32_request_other other; } u; } __attribute__((__packed__)); @@ -120,19 +113,11 @@ struct blkif_x86_64_request_discard { uint64_t nr_sectors; } __attribute__((__packed__)); -struct blkif_x86_64_request_other { - uint8_t _pad1; - blkif_vdev_t _pad2; - uint32_t _pad3; /* offsetof(blkif_..,u.discard.id)==8 */ - uint64_t id; /* private guest value, echoed in resp */ -} __attribute__((__packed__)); - struct blkif_x86_64_request { uint8_t operation; /* BLKIF_OP_??? */ union { struct blkif_x86_64_request_rw rw; struct blkif_x86_64_request_discard discard; - struct blkif_x86_64_request_other other; } u; } __attribute__((__packed__)); @@ -187,6 +172,7 @@ struct persistent_gnt { struct page *page; grant_ref_t gnt; grant_handle_t handle; + uint64_t dev_bus_addr; struct rb_node node; }; @@ -222,13 +208,13 @@ struct xen_blkif { /* statistics */ unsigned long st_print; - unsigned long long st_rd_req; - unsigned long long st_wr_req; - unsigned long long st_oo_req; - unsigned long long st_f_req; - unsigned long long st_ds_req; - unsigned long long st_rd_sect; - unsigned long long st_wr_sect; + int st_rd_req; + int st_wr_req; + int st_oo_req; + int st_f_req; + int st_ds_req; + int st_rd_sect; + int st_wr_sect; wait_queue_head_t waiting_to_free; }; @@ -292,11 +278,6 @@ static inline void blkif_get_x86_32_req(struct blkif_request *dst, dst->u.discard.nr_sectors = src->u.discard.nr_sectors; break; default: - /* - * Don't know how to translate this op. Only get the - * ID so failure can be reported to the frontend. - */ - dst->u.other.id = src->u.other.id; break; } } @@ -328,11 +309,6 @@ static inline void blkif_get_x86_64_req(struct blkif_request *dst, dst->u.discard.nr_sectors = src->u.discard.nr_sectors; break; default: - /* - * Don't know how to translate this op. Only get the - * ID so failure can be reported to the frontend. - */ - dst->u.other.id = src->u.other.id; break; } } diff --git a/trunk/drivers/block/xen-blkback/xenbus.c b/trunk/drivers/block/xen-blkback/xenbus.c index 8bfd1bcf95ec..5e237f630c47 100644 --- a/trunk/drivers/block/xen-blkback/xenbus.c +++ b/trunk/drivers/block/xen-blkback/xenbus.c @@ -230,13 +230,13 @@ int __init xen_blkif_interface_init(void) } \ static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL) -VBD_SHOW(oo_req, "%llu\n", be->blkif->st_oo_req); -VBD_SHOW(rd_req, "%llu\n", be->blkif->st_rd_req); -VBD_SHOW(wr_req, "%llu\n", be->blkif->st_wr_req); -VBD_SHOW(f_req, "%llu\n", be->blkif->st_f_req); -VBD_SHOW(ds_req, "%llu\n", be->blkif->st_ds_req); -VBD_SHOW(rd_sect, "%llu\n", be->blkif->st_rd_sect); -VBD_SHOW(wr_sect, "%llu\n", be->blkif->st_wr_sect); +VBD_SHOW(oo_req, "%d\n", be->blkif->st_oo_req); +VBD_SHOW(rd_req, "%d\n", be->blkif->st_rd_req); +VBD_SHOW(wr_req, "%d\n", be->blkif->st_wr_req); +VBD_SHOW(f_req, "%d\n", be->blkif->st_f_req); +VBD_SHOW(ds_req, "%d\n", be->blkif->st_ds_req); +VBD_SHOW(rd_sect, "%d\n", be->blkif->st_rd_sect); +VBD_SHOW(wr_sect, "%d\n", be->blkif->st_wr_sect); static struct attribute *xen_vbdstat_attrs[] = { &dev_attr_oo_req.attr, diff --git a/trunk/drivers/block/xen-blkfront.c b/trunk/drivers/block/xen-blkfront.c index a894f88762d8..c3dae2e0f290 100644 --- a/trunk/drivers/block/xen-blkfront.c +++ b/trunk/drivers/block/xen-blkfront.c @@ -44,7 +44,7 @@ #include #include #include -#include +#include #include #include @@ -68,12 +68,13 @@ enum blkif_state { struct grant { grant_ref_t gref; unsigned long pfn; - struct list_head node; + struct llist_node node; }; struct blk_shadow { struct blkif_request req; struct request *request; + unsigned long frame[BLKIF_MAX_SEGMENTS_PER_REQUEST]; struct grant *grants_used[BLKIF_MAX_SEGMENTS_PER_REQUEST]; }; @@ -104,7 +105,7 @@ struct blkfront_info struct work_struct work; struct gnttab_free_callback callback; struct blk_shadow shadow[BLK_RING_SIZE]; - struct list_head persistent_gnts; + struct llist_head persistent_gnts; unsigned int persistent_gnts_c; unsigned long shadow_free; unsigned int feature_flush; @@ -164,69 +165,6 @@ static int add_id_to_freelist(struct blkfront_info *info, return 0; } -static int fill_grant_buffer(struct blkfront_info *info, int num) -{ - struct page *granted_page; - struct grant *gnt_list_entry, *n; - int i = 0; - - while(i < num) { - gnt_list_entry = kzalloc(sizeof(struct grant), GFP_NOIO); - if (!gnt_list_entry) - goto out_of_memory; - - granted_page = alloc_page(GFP_NOIO); - if (!granted_page) { - kfree(gnt_list_entry); - goto out_of_memory; - } - - gnt_list_entry->pfn = page_to_pfn(granted_page); - gnt_list_entry->gref = GRANT_INVALID_REF; - list_add(&gnt_list_entry->node, &info->persistent_gnts); - i++; - } - - return 0; - -out_of_memory: - list_for_each_entry_safe(gnt_list_entry, n, - &info->persistent_gnts, node) { - list_del(&gnt_list_entry->node); - __free_page(pfn_to_page(gnt_list_entry->pfn)); - kfree(gnt_list_entry); - i--; - } - BUG_ON(i != 0); - return -ENOMEM; -} - -static struct grant *get_grant(grant_ref_t *gref_head, - struct blkfront_info *info) -{ - struct grant *gnt_list_entry; - unsigned long buffer_mfn; - - BUG_ON(list_empty(&info->persistent_gnts)); - gnt_list_entry = list_first_entry(&info->persistent_gnts, struct grant, - node); - list_del(&gnt_list_entry->node); - - if (gnt_list_entry->gref != GRANT_INVALID_REF) { - info->persistent_gnts_c--; - return gnt_list_entry; - } - - /* Assign a gref to this page */ - gnt_list_entry->gref = gnttab_claim_grant_reference(gref_head); - BUG_ON(gnt_list_entry->gref == -ENOSPC); - buffer_mfn = pfn_to_mfn(gnt_list_entry->pfn); - gnttab_grant_foreign_access_ref(gnt_list_entry->gref, - info->xbdev->otherend_id, - buffer_mfn, 0); - return gnt_list_entry; -} - static const char *op_name(int op) { static const char *const names[] = { @@ -355,6 +293,7 @@ static int blkif_ioctl(struct block_device *bdev, fmode_t mode, static int blkif_queue_request(struct request *req) { struct blkfront_info *info = req->rq_disk->private_data; + unsigned long buffer_mfn; struct blkif_request *ring_req; unsigned long id; unsigned int fsect, lsect; @@ -367,6 +306,7 @@ static int blkif_queue_request(struct request *req) */ bool new_persistent_gnts; grant_ref_t gref_head; + struct page *granted_page; struct grant *gnt_list_entry = NULL; struct scatterlist *sg; @@ -430,8 +370,41 @@ static int blkif_queue_request(struct request *req) fsect = sg->offset >> 9; lsect = fsect + (sg->length >> 9) - 1; - gnt_list_entry = get_grant(&gref_head, info); - ref = gnt_list_entry->gref; + if (info->persistent_gnts_c) { + BUG_ON(llist_empty(&info->persistent_gnts)); + gnt_list_entry = llist_entry( + llist_del_first(&info->persistent_gnts), + struct grant, node); + + ref = gnt_list_entry->gref; + buffer_mfn = pfn_to_mfn(gnt_list_entry->pfn); + info->persistent_gnts_c--; + } else { + ref = gnttab_claim_grant_reference(&gref_head); + BUG_ON(ref == -ENOSPC); + + gnt_list_entry = + kmalloc(sizeof(struct grant), + GFP_ATOMIC); + if (!gnt_list_entry) + return -ENOMEM; + + granted_page = alloc_page(GFP_ATOMIC); + if (!granted_page) { + kfree(gnt_list_entry); + return -ENOMEM; + } + + gnt_list_entry->pfn = + page_to_pfn(granted_page); + gnt_list_entry->gref = ref; + + buffer_mfn = pfn_to_mfn(page_to_pfn( + granted_page)); + gnttab_grant_foreign_access_ref(ref, + info->xbdev->otherend_id, + buffer_mfn, 0); + } info->shadow[id].grants_used[i] = gnt_list_entry; @@ -462,6 +435,7 @@ static int blkif_queue_request(struct request *req) kunmap_atomic(shared_data); } + info->shadow[id].frame[i] = mfn_to_pfn(buffer_mfn); ring_req->u.rw.seg[i] = (struct blkif_request_segment) { .gref = ref, @@ -816,8 +790,9 @@ static void blkif_restart_queue(struct work_struct *work) static void blkif_free(struct blkfront_info *info, int suspend) { - struct grant *persistent_gnt; - struct grant *n; + struct llist_node *all_gnts; + struct grant *persistent_gnt, *tmp; + struct llist_node *n; /* Prevent new requests being issued until we fix things up. */ spin_lock_irq(&info->io_lock); @@ -828,20 +803,22 @@ static void blkif_free(struct blkfront_info *info, int suspend) blk_stop_queue(info->rq); /* Remove all persistent grants */ - if (!list_empty(&info->persistent_gnts)) { - list_for_each_entry_safe(persistent_gnt, n, - &info->persistent_gnts, node) { - list_del(&persistent_gnt->node); - if (persistent_gnt->gref != GRANT_INVALID_REF) { - gnttab_end_foreign_access(persistent_gnt->gref, - 0, 0UL); - info->persistent_gnts_c--; - } + if (info->persistent_gnts_c) { + all_gnts = llist_del_all(&info->persistent_gnts); + persistent_gnt = llist_entry(all_gnts, typeof(*(persistent_gnt)), node); + while (persistent_gnt) { + gnttab_end_foreign_access(persistent_gnt->gref, 0, 0UL); __free_page(pfn_to_page(persistent_gnt->pfn)); - kfree(persistent_gnt); + tmp = persistent_gnt; + n = persistent_gnt->node.next; + if (n) + persistent_gnt = llist_entry(n, typeof(*(persistent_gnt)), node); + else + persistent_gnt = NULL; + kfree(tmp); } + info->persistent_gnts_c = 0; } - BUG_ON(info->persistent_gnts_c != 0); /* No more gnttab callback work. */ gnttab_cancel_free_callback(&info->callback); @@ -898,7 +875,7 @@ static void blkif_completion(struct blk_shadow *s, struct blkfront_info *info, } /* Add the persistent grant into the list of free grants */ for (i = 0; i < s->req.u.rw.nr_segments; i++) { - list_add(&s->grants_used[i]->node, &info->persistent_gnts); + llist_add(&s->grants_used[i]->node, &info->persistent_gnts); info->persistent_gnts_c++; } } @@ -1036,12 +1013,6 @@ static int setup_blkring(struct xenbus_device *dev, sg_init_table(info->sg, BLKIF_MAX_SEGMENTS_PER_REQUEST); - /* Allocate memory for grants */ - err = fill_grant_buffer(info, BLK_RING_SIZE * - BLKIF_MAX_SEGMENTS_PER_REQUEST); - if (err) - goto fail; - err = xenbus_grant_ring(dev, virt_to_mfn(info->ring.sring)); if (err < 0) { free_page((unsigned long)sring); @@ -1200,7 +1171,7 @@ static int blkfront_probe(struct xenbus_device *dev, spin_lock_init(&info->io_lock); info->xbdev = dev; info->vdevice = vdevice; - INIT_LIST_HEAD(&info->persistent_gnts); + init_llist_head(&info->persistent_gnts); info->persistent_gnts_c = 0; info->connected = BLKIF_STATE_DISCONNECTED; INIT_WORK(&info->work, blkif_restart_queue); @@ -1232,10 +1203,11 @@ static int blkif_recover(struct blkfront_info *info) int j; /* Stage 1: Make a safe copy of the shadow state. */ - copy = kmemdup(info->shadow, sizeof(info->shadow), + copy = kmalloc(sizeof(info->shadow), GFP_NOIO | __GFP_REPEAT | __GFP_HIGH); if (!copy) return -ENOMEM; + memcpy(copy, info->shadow, sizeof(info->shadow)); /* Stage 2: Set up free list. */ memset(&info->shadow, 0, sizeof(info->shadow)); @@ -1264,7 +1236,7 @@ static int blkif_recover(struct blkfront_info *info) gnttab_grant_foreign_access_ref( req->u.rw.seg[j].gref, info->xbdev->otherend_id, - pfn_to_mfn(copy[i].grants_used[j]->pfn), + pfn_to_mfn(info->shadow[req->u.rw.id].frame[j]), 0); } info->shadow[req->u.rw.id].req = *req; diff --git a/trunk/drivers/bluetooth/ath3k.c b/trunk/drivers/bluetooth/ath3k.c index 6aab00ef4379..a8a41e07a221 100644 --- a/trunk/drivers/bluetooth/ath3k.c +++ b/trunk/drivers/bluetooth/ath3k.c @@ -73,13 +73,9 @@ static struct usb_device_id ath3k_table[] = { { USB_DEVICE(0x03F0, 0x311D) }, /* Atheros AR3012 with sflash firmware*/ - { USB_DEVICE(0x0CF3, 0x0036) }, { USB_DEVICE(0x0CF3, 0x3004) }, - { USB_DEVICE(0x0CF3, 0x3008) }, { USB_DEVICE(0x0CF3, 0x311D) }, - { USB_DEVICE(0x0CF3, 0x817a) }, { USB_DEVICE(0x13d3, 0x3375) }, - { USB_DEVICE(0x04CA, 0x3004) }, { USB_DEVICE(0x04CA, 0x3005) }, { USB_DEVICE(0x04CA, 0x3006) }, { USB_DEVICE(0x04CA, 0x3008) }, @@ -109,13 +105,9 @@ MODULE_DEVICE_TABLE(usb, ath3k_table); static struct usb_device_id ath3k_blist_tbl[] = { /* Atheros AR3012 with sflash firmware*/ - { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, - { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 }, - { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, - { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, diff --git a/trunk/drivers/bluetooth/btusb.c b/trunk/drivers/bluetooth/btusb.c index 2cc5f774a29c..7e351e345476 100644 --- a/trunk/drivers/bluetooth/btusb.c +++ b/trunk/drivers/bluetooth/btusb.c @@ -131,13 +131,9 @@ static struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x03f0, 0x311d), .driver_info = BTUSB_IGNORE }, /* Atheros 3012 with sflash firmware */ - { USB_DEVICE(0x0cf3, 0x0036), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, - { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 }, - { USB_DEVICE(0x0cf3, 0x817a), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, - { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, diff --git a/trunk/drivers/char/hw_random/core.c b/trunk/drivers/char/hw_random/core.c index a0f7724852eb..1bafb40ec8a2 100644 --- a/trunk/drivers/char/hw_random/core.c +++ b/trunk/drivers/char/hw_random/core.c @@ -40,7 +40,6 @@ #include #include #include -#include #include @@ -53,12 +52,8 @@ static struct hwrng *current_rng; static LIST_HEAD(rng_list); static DEFINE_MUTEX(rng_mutex); static int data_avail; -static u8 *rng_buffer; - -static size_t rng_buffer_size(void) -{ - return SMP_CACHE_BYTES < 32 ? 32 : SMP_CACHE_BYTES; -} +static u8 rng_buffer[SMP_CACHE_BYTES < 32 ? 32 : SMP_CACHE_BYTES] + __cacheline_aligned; static inline int hwrng_init(struct hwrng *rng) { @@ -121,7 +116,7 @@ static ssize_t rng_dev_read(struct file *filp, char __user *buf, if (!data_avail) { bytes_read = rng_get_data(current_rng, rng_buffer, - rng_buffer_size(), + sizeof(rng_buffer), !(filp->f_flags & O_NONBLOCK)); if (bytes_read < 0) { err = bytes_read; @@ -312,14 +307,6 @@ int hwrng_register(struct hwrng *rng) mutex_lock(&rng_mutex); - /* kmalloc makes this safe for virt_to_page() in virtio_rng.c */ - err = -ENOMEM; - if (!rng_buffer) { - rng_buffer = kmalloc(rng_buffer_size(), GFP_KERNEL); - if (!rng_buffer) - goto out_unlock; - } - /* Must not register two RNGs with the same name. */ err = -EEXIST; list_for_each_entry(tmp, &rng_list, list) { @@ -380,15 +367,6 @@ void hwrng_unregister(struct hwrng *rng) } EXPORT_SYMBOL_GPL(hwrng_unregister); -static void __exit hwrng_exit(void) -{ - mutex_lock(&rng_mutex); - BUG_ON(current_rng); - kfree(rng_buffer); - mutex_unlock(&rng_mutex); -} - -module_exit(hwrng_exit); MODULE_DESCRIPTION("H/W Random Number Generator (RNG) driver"); MODULE_LICENSE("GPL"); diff --git a/trunk/drivers/char/hw_random/virtio-rng.c b/trunk/drivers/char/hw_random/virtio-rng.c index 6bf4d47324eb..10fd71ccf587 100644 --- a/trunk/drivers/char/hw_random/virtio-rng.c +++ b/trunk/drivers/char/hw_random/virtio-rng.c @@ -92,22 +92,14 @@ static int probe_common(struct virtio_device *vdev) { int err; - if (vq) { - /* We only support one device for now */ - return -EBUSY; - } /* We expect a single virtqueue. */ vq = virtio_find_single_vq(vdev, random_recv_done, "input"); - if (IS_ERR(vq)) { - err = PTR_ERR(vq); - vq = NULL; - return err; - } + if (IS_ERR(vq)) + return PTR_ERR(vq); err = hwrng_register(&virtio_hwrng); if (err) { vdev->config->del_vqs(vdev); - vq = NULL; return err; } @@ -120,7 +112,6 @@ static void remove_common(struct virtio_device *vdev) busy = false; hwrng_unregister(&virtio_hwrng); vdev->config->del_vqs(vdev); - vq = NULL; } static int virtrng_probe(struct virtio_device *vdev) diff --git a/trunk/drivers/char/random.c b/trunk/drivers/char/random.c index 32a6c5764950..594bda9dcfc8 100644 --- a/trunk/drivers/char/random.c +++ b/trunk/drivers/char/random.c @@ -852,7 +852,6 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min, int reserved) { unsigned long flags; - int wakeup_write = 0; /* Hold lock while accounting */ spin_lock_irqsave(&r->lock, flags); @@ -874,8 +873,10 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min, else r->entropy_count = reserved; - if (r->entropy_count < random_write_wakeup_thresh) - wakeup_write = 1; + if (r->entropy_count < random_write_wakeup_thresh) { + wake_up_interruptible(&random_write_wait); + kill_fasync(&fasync, SIGIO, POLL_OUT); + } } DEBUG_ENT("debiting %zu entropy credits from %s%s\n", @@ -883,11 +884,6 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min, spin_unlock_irqrestore(&r->lock, flags); - if (wakeup_write) { - wake_up_interruptible(&random_write_wait); - kill_fasync(&fasync, SIGIO, POLL_OUT); - } - return nbytes; } diff --git a/trunk/drivers/char/virtio_console.c b/trunk/drivers/char/virtio_console.c index ce5f3fc25d6d..e905d5f53051 100644 --- a/trunk/drivers/char/virtio_console.c +++ b/trunk/drivers/char/virtio_console.c @@ -149,8 +149,7 @@ struct ports_device { spinlock_t ports_lock; /* To protect the vq operations for the control channel */ - spinlock_t c_ivq_lock; - spinlock_t c_ovq_lock; + spinlock_t cvq_lock; /* The current config space is stored here */ struct virtio_console_config config; @@ -570,14 +569,11 @@ static ssize_t __send_control_msg(struct ports_device *portdev, u32 port_id, vq = portdev->c_ovq; sg_init_one(sg, &cpkt, sizeof(cpkt)); - - spin_lock(&portdev->c_ovq_lock); if (virtqueue_add_buf(vq, sg, 1, 0, &cpkt, GFP_ATOMIC) == 0) { virtqueue_kick(vq); while (!virtqueue_get_buf(vq, &len)) cpu_relax(); } - spin_unlock(&portdev->c_ovq_lock); return 0; } @@ -1440,7 +1436,7 @@ static int add_port(struct ports_device *portdev, u32 id) * rproc_serial does not want the console port, only * the generic port implementation. */ - port->host_connected = true; + port->host_connected = port->guest_connected = true; else if (!use_multiport(port->portdev)) { /* * If we're not using multiport support, @@ -1713,23 +1709,23 @@ static void control_work_handler(struct work_struct *work) portdev = container_of(work, struct ports_device, control_work); vq = portdev->c_ivq; - spin_lock(&portdev->c_ivq_lock); + spin_lock(&portdev->cvq_lock); while ((buf = virtqueue_get_buf(vq, &len))) { - spin_unlock(&portdev->c_ivq_lock); + spin_unlock(&portdev->cvq_lock); buf->len = len; buf->offset = 0; handle_control_message(portdev, buf); - spin_lock(&portdev->c_ivq_lock); + spin_lock(&portdev->cvq_lock); if (add_inbuf(portdev->c_ivq, buf) < 0) { dev_warn(&portdev->vdev->dev, "Error adding buffer to queue\n"); free_buf(buf, false); } } - spin_unlock(&portdev->c_ivq_lock); + spin_unlock(&portdev->cvq_lock); } static void out_intr(struct virtqueue *vq) @@ -1756,23 +1752,13 @@ static void in_intr(struct virtqueue *vq) port->inbuf = get_inbuf(port); /* - * Normally the port should not accept data when the port is - * closed. For generic serial ports, the host won't (shouldn't) - * send data till the guest is connected. But this condition + * Don't queue up data when port is closed. This condition * can be reached when a console port is not yet connected (no - * tty is spawned) and the other side sends out data over the - * vring, or when a remote devices start sending data before - * the ports are opened. - * - * A generic serial port will discard data if not connected, - * while console ports and rproc-serial ports accepts data at - * any time. rproc-serial is initiated with guest_connected to - * false because port_fops_open expects this. Console ports are - * hooked up with an HVC console and is initialized with - * guest_connected to true. + * tty is spawned) and the host sends out data to console + * ports. For generic serial ports, the host won't + * (shouldn't) send data till the guest is connected. */ - - if (!port->guest_connected && !is_rproc_serial(port->portdev->vdev)) + if (!port->guest_connected) discard_port_data(port); spin_unlock_irqrestore(&port->inbuf_lock, flags); @@ -2000,12 +1986,10 @@ static int virtcons_probe(struct virtio_device *vdev) if (multiport) { unsigned int nr_added_bufs; - spin_lock_init(&portdev->c_ivq_lock); - spin_lock_init(&portdev->c_ovq_lock); + spin_lock_init(&portdev->cvq_lock); INIT_WORK(&portdev->control_work, &control_work_handler); - nr_added_bufs = fill_queue(portdev->c_ivq, - &portdev->c_ivq_lock); + nr_added_bufs = fill_queue(portdev->c_ivq, &portdev->cvq_lock); if (!nr_added_bufs) { dev_err(&vdev->dev, "Error allocating buffers for control queue\n"); @@ -2156,7 +2140,7 @@ static int virtcons_restore(struct virtio_device *vdev) return ret; if (use_multiport(portdev)) - fill_queue(portdev->c_ivq, &portdev->c_ivq_lock); + fill_queue(portdev->c_ivq, &portdev->cvq_lock); list_for_each_entry(port, &portdev->ports, list) { port->in_vq = portdev->in_vqs[port->id]; diff --git a/trunk/drivers/clk/clk-vt8500.c b/trunk/drivers/clk/clk-vt8500.c index 09c63315e579..b5538bba7a10 100644 --- a/trunk/drivers/clk/clk-vt8500.c +++ b/trunk/drivers/clk/clk-vt8500.c @@ -157,7 +157,7 @@ static int vt8500_dclk_set_rate(struct clk_hw *hw, unsigned long rate, divisor = parent_rate / rate; /* If prate / rate would be decimal, incr the divisor */ - if (rate * divisor < parent_rate) + if (rate * divisor < *prate) divisor++; if (divisor == cdev->div_mask + 1) diff --git a/trunk/drivers/clk/tegra/clk-tegra20.c b/trunk/drivers/clk/tegra/clk-tegra20.c index f873dcefe0de..143ce1f899ad 100644 --- a/trunk/drivers/clk/tegra/clk-tegra20.c +++ b/trunk/drivers/clk/tegra/clk-tegra20.c @@ -703,7 +703,7 @@ static void tegra20_pll_init(void) clks[pll_a_out0] = clk; /* PLLE */ - clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, pmc_base, + clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, NULL, 0, 100000000, &pll_e_params, 0, pll_e_freq_table, NULL); clk_register_clkdev(clk, "pll_e", NULL); @@ -1292,6 +1292,7 @@ static struct tegra_clk_duplicate tegra_clk_duplicates[] = { TEGRA_CLK_DUPLICATE(usbd, "tegra-ehci.0", NULL), TEGRA_CLK_DUPLICATE(usbd, "tegra-otg", NULL), TEGRA_CLK_DUPLICATE(cclk, NULL, "cpu"), + TEGRA_CLK_DUPLICATE(twd, "smp_twd", NULL), TEGRA_CLK_DUPLICATE(clk_max, NULL, NULL), /* Must be the last entry */ }; diff --git a/trunk/drivers/clk/tegra/clk-tegra30.c b/trunk/drivers/clk/tegra/clk-tegra30.c index ba6f51bc9f3b..32c61cb6d0bb 100644 --- a/trunk/drivers/clk/tegra/clk-tegra30.c +++ b/trunk/drivers/clk/tegra/clk-tegra30.c @@ -1931,6 +1931,7 @@ static struct tegra_clk_duplicate tegra_clk_duplicates[] = { TEGRA_CLK_DUPLICATE(cml1, "tegra_sata_cml", NULL), TEGRA_CLK_DUPLICATE(cml0, "tegra_pcie", "cml"), TEGRA_CLK_DUPLICATE(pciex, "tegra_pcie", "pciex"), + TEGRA_CLK_DUPLICATE(twd, "smp_twd", NULL), TEGRA_CLK_DUPLICATE(vcp, "nvavp", "vcp"), TEGRA_CLK_DUPLICATE(clk_max, NULL, NULL), /* MUST be the last entry */ }; diff --git a/trunk/drivers/connector/cn_proc.c b/trunk/drivers/connector/cn_proc.c index 1110478dd0fd..fce2000eec31 100644 --- a/trunk/drivers/connector/cn_proc.c +++ b/trunk/drivers/connector/cn_proc.c @@ -313,12 +313,6 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg, (task_active_pid_ns(current) != &init_pid_ns)) return; - /* Can only change if privileged. */ - if (!capable(CAP_NET_ADMIN)) { - err = EPERM; - goto out; - } - mc_op = (enum proc_cn_mcast_op *)msg->data; switch (*mc_op) { case PROC_CN_MCAST_LISTEN: @@ -331,8 +325,6 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg, err = EINVAL; break; } - -out: cn_proc_ack(err, msg->seq, msg->ack); } diff --git a/trunk/drivers/cpufreq/acpi-cpufreq.c b/trunk/drivers/cpufreq/acpi-cpufreq.c index 57a8774f0b4e..937bc286591f 100644 --- a/trunk/drivers/cpufreq/acpi-cpufreq.c +++ b/trunk/drivers/cpufreq/acpi-cpufreq.c @@ -730,6 +730,7 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) policy->shared_type == CPUFREQ_SHARED_TYPE_ANY) { cpumask_copy(policy->cpus, perf->shared_cpu_map); } + cpumask_copy(policy->related_cpus, perf->shared_cpu_map); #ifdef CONFIG_SMP dmi_check_system(sw_any_bug_dmi_table); @@ -741,6 +742,7 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) if (check_amd_hwpstate_cpu(cpu) && !acpi_pstate_strict) { cpumask_clear(policy->cpus); cpumask_set_cpu(cpu, policy->cpus); + cpumask_copy(policy->related_cpus, cpu_sibling_mask(cpu)); policy->shared_type = CPUFREQ_SHARED_TYPE_HW; pr_info_once(PFX "overriding BIOS provided _PSD data\n"); } diff --git a/trunk/drivers/cpufreq/cpufreq-cpu0.c b/trunk/drivers/cpufreq/cpufreq-cpu0.c index 37d23a0f8c56..4e5b7fb8927c 100644 --- a/trunk/drivers/cpufreq/cpufreq-cpu0.c +++ b/trunk/drivers/cpufreq/cpufreq-cpu0.c @@ -178,16 +178,10 @@ static struct cpufreq_driver cpu0_cpufreq_driver = { static int cpu0_cpufreq_probe(struct platform_device *pdev) { - struct device_node *np, *parent; + struct device_node *np; int ret; - parent = of_find_node_by_path("/cpus"); - if (!parent) { - pr_err("failed to find OF /cpus\n"); - return -ENOENT; - } - - for_each_child_of_node(parent, np) { + for_each_child_of_node(of_find_node_by_path("/cpus"), np) { if (of_get_property(np, "operating-points", NULL)) break; } diff --git a/trunk/drivers/cpufreq/cpufreq_governor.h b/trunk/drivers/cpufreq/cpufreq_governor.h index cc4bd2f6838a..d2ac91150600 100644 --- a/trunk/drivers/cpufreq/cpufreq_governor.h +++ b/trunk/drivers/cpufreq/cpufreq_governor.h @@ -14,8 +14,8 @@ * published by the Free Software Foundation. */ -#ifndef _CPUFREQ_GOVERNOR_H -#define _CPUFREQ_GOVERNOR_H +#ifndef _CPUFREQ_GOVERNER_H +#define _CPUFREQ_GOVERNER_H #include #include @@ -64,7 +64,7 @@ static void *get_cpu_dbs_info_s(int cpu) \ * dbs: used as a shortform for demand based switching It helps to keep variable * names smaller, simpler * cdbs: common dbs - * od_*: On-demand governor + * on_*: On-demand governor * cs_*: Conservative governor */ @@ -175,4 +175,4 @@ bool need_load_eval(struct cpu_dbs_common_info *cdbs, unsigned int sampling_rate); int cpufreq_governor_dbs(struct dbs_data *dbs_data, struct cpufreq_policy *policy, unsigned int event); -#endif /* _CPUFREQ_GOVERNOR_H */ +#endif /* _CPUFREQ_GOVERNER_H */ diff --git a/trunk/drivers/cpufreq/cpufreq_stats.c b/trunk/drivers/cpufreq/cpufreq_stats.c index bfd6273fd873..2fd779eb1ed1 100644 --- a/trunk/drivers/cpufreq/cpufreq_stats.c +++ b/trunk/drivers/cpufreq/cpufreq_stats.c @@ -180,19 +180,15 @@ static void cpufreq_stats_free_sysfs(unsigned int cpu) { struct cpufreq_policy *policy = cpufreq_cpu_get(cpu); - if (!policy) - return; - if (!cpufreq_frequency_get_table(cpu)) - goto put_ref; + return; - if (!policy_is_shared(policy)) { + if (policy && !policy_is_shared(policy)) { pr_debug("%s: Free sysfs stat\n", __func__); sysfs_remove_group(&policy->kobj, &stats_attr_group); } - -put_ref: - cpufreq_cpu_put(policy); + if (policy) + cpufreq_cpu_put(policy); } static int cpufreq_stats_create_table(struct cpufreq_policy *policy, diff --git a/trunk/drivers/cpufreq/highbank-cpufreq.c b/trunk/drivers/cpufreq/highbank-cpufreq.c index b61b5a3fad64..66e3a71b81a3 100644 --- a/trunk/drivers/cpufreq/highbank-cpufreq.c +++ b/trunk/drivers/cpufreq/highbank-cpufreq.c @@ -28,7 +28,13 @@ static int hb_voltage_change(unsigned int freq) { - u32 msg[HB_CPUFREQ_IPC_LEN] = {HB_CPUFREQ_CHANGE_NOTE, freq / 1000000}; + int i; + u32 msg[HB_CPUFREQ_IPC_LEN]; + + msg[0] = HB_CPUFREQ_CHANGE_NOTE; + msg[1] = freq / 1000000; + for (i = 2; i < HB_CPUFREQ_IPC_LEN; i++) + msg[i] = 0; return pl320_ipc_transmit(msg); } diff --git a/trunk/drivers/cpufreq/intel_pstate.c b/trunk/drivers/cpufreq/intel_pstate.c index 6133ef5cf671..096fde0ebcb5 100644 --- a/trunk/drivers/cpufreq/intel_pstate.c +++ b/trunk/drivers/cpufreq/intel_pstate.c @@ -358,14 +358,14 @@ static void intel_pstate_sysfs_expose_params(void) static int intel_pstate_min_pstate(void) { u64 value; - rdmsrl(MSR_PLATFORM_INFO, value); + rdmsrl(0xCE, value); return (value >> 40) & 0xFF; } static int intel_pstate_max_pstate(void) { u64 value; - rdmsrl(MSR_PLATFORM_INFO, value); + rdmsrl(0xCE, value); return (value >> 8) & 0xFF; } @@ -373,7 +373,7 @@ static int intel_pstate_turbo_pstate(void) { u64 value; int nont, ret; - rdmsrl(MSR_NHM_TURBO_RATIO_LIMIT, value); + rdmsrl(0x1AD, value); nont = intel_pstate_max_pstate(); ret = ((value) & 255); if (ret <= nont) @@ -454,7 +454,7 @@ static inline void intel_pstate_calc_busy(struct cpudata *cpu, sample->idletime_us * 100, sample->duration_us); core_pct = div64_u64(sample->aperf * 100, sample->mperf); - sample->freq = cpu->pstate.max_pstate * core_pct * 1000; + sample->freq = cpu->pstate.turbo_pstate * core_pct * 1000; sample->core_pct_busy = div_s64((sample->pstate_pct_busy * core_pct), 100); @@ -502,6 +502,7 @@ static inline void intel_pstate_set_sample_time(struct cpudata *cpu) sample_time = cpu->pstate_policy->sample_rate_ms; delay = msecs_to_jiffies(sample_time); + delay -= jiffies % delay; mod_timer_pinned(&cpu->timer, jiffies + delay); } @@ -661,9 +662,6 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy) cpu = all_cpu_data[policy->cpu]; - if (!policy->cpuinfo.max_freq) - return -ENODEV; - intel_pstate_get_min_max(cpu, &min, &max); limits.min_perf_pct = (policy->min * 100) / policy->cpuinfo.max_freq; @@ -749,34 +747,37 @@ static struct cpufreq_driver intel_pstate_driver = { .owner = THIS_MODULE, }; -static int __initdata no_load; - -static int intel_pstate_msrs_not_valid(void) +static void intel_pstate_exit(void) { - /* Check that all the msr's we are using are valid. */ - u64 aperf, mperf, tmp; + int cpu; - rdmsrl(MSR_IA32_APERF, aperf); - rdmsrl(MSR_IA32_MPERF, mperf); + sysfs_remove_group(intel_pstate_kobject, + &intel_pstate_attr_group); + debugfs_remove_recursive(debugfs_parent); - if (!intel_pstate_min_pstate() || - !intel_pstate_max_pstate() || - !intel_pstate_turbo_pstate()) - return -ENODEV; + cpufreq_unregister_driver(&intel_pstate_driver); - rdmsrl(MSR_IA32_APERF, tmp); - if (!(tmp - aperf)) - return -ENODEV; + if (!all_cpu_data) + return; - rdmsrl(MSR_IA32_MPERF, tmp); - if (!(tmp - mperf)) - return -ENODEV; + get_online_cpus(); + for_each_online_cpu(cpu) { + if (all_cpu_data[cpu]) { + del_timer_sync(&all_cpu_data[cpu]->timer); + kfree(all_cpu_data[cpu]); + } + } - return 0; + put_online_cpus(); + vfree(all_cpu_data); } +module_exit(intel_pstate_exit); + +static int __initdata no_load; + static int __init intel_pstate_init(void) { - int cpu, rc = 0; + int rc = 0; const struct x86_cpu_id *id; if (no_load) @@ -786,9 +787,6 @@ static int __init intel_pstate_init(void) if (!id) return -ENODEV; - if (intel_pstate_msrs_not_valid()) - return -ENODEV; - pr_info("Intel P-state driver initializing.\n"); all_cpu_data = vmalloc(sizeof(void *) * num_possible_cpus()); @@ -804,16 +802,7 @@ static int __init intel_pstate_init(void) intel_pstate_sysfs_expose_params(); return rc; out: - get_online_cpus(); - for_each_online_cpu(cpu) { - if (all_cpu_data[cpu]) { - del_timer_sync(&all_cpu_data[cpu]->timer); - kfree(all_cpu_data[cpu]); - } - } - - put_online_cpus(); - vfree(all_cpu_data); + intel_pstate_exit(); return -ENODEV; } device_initcall(intel_pstate_init); diff --git a/trunk/drivers/crypto/caam/caamalg.c b/trunk/drivers/crypto/caam/caamalg.c index cf268b14ae9a..b2a0a0726a54 100644 --- a/trunk/drivers/crypto/caam/caamalg.c +++ b/trunk/drivers/crypto/caam/caamalg.c @@ -1650,7 +1650,11 @@ struct caam_alg_template { }; static struct caam_alg_template driver_algs[] = { - /* single-pass ipsec_esp descriptor */ + /* + * single-pass ipsec_esp descriptor + * authencesn(*,*) is also registered, although not present + * explicitly here. + */ { .name = "authenc(hmac(md5),cbc(aes))", .driver_name = "authenc-hmac-md5-cbc-aes-caam", @@ -2213,7 +2217,9 @@ static int __init caam_algapi_init(void) for (i = 0; i < ARRAY_SIZE(driver_algs); i++) { /* TODO: check if h/w supports alg */ struct caam_crypto_alg *t_alg; + bool done = false; +authencesn: t_alg = caam_alg_alloc(ctrldev, &driver_algs[i]); if (IS_ERR(t_alg)) { err = PTR_ERR(t_alg); @@ -2227,8 +2233,25 @@ static int __init caam_algapi_init(void) dev_warn(ctrldev, "%s alg registration failed\n", t_alg->crypto_alg.cra_driver_name); kfree(t_alg); - } else + } else { list_add_tail(&t_alg->entry, &priv->alg_list); + if (driver_algs[i].type == CRYPTO_ALG_TYPE_AEAD && + !memcmp(driver_algs[i].name, "authenc", 7) && + !done) { + char *name; + + name = driver_algs[i].name; + memmove(name + 10, name + 7, strlen(name) - 7); + memcpy(name + 7, "esn", 3); + + name = driver_algs[i].driver_name; + memmove(name + 10, name + 7, strlen(name) - 7); + memcpy(name + 7, "esn", 3); + + done = true; + goto authencesn; + } + } } if (!list_empty(&priv->alg_list)) dev_info(ctrldev, "%s algorithms registered in /proc/crypto\n", diff --git a/trunk/drivers/crypto/caam/compat.h b/trunk/drivers/crypto/caam/compat.h index 762aeff626ac..cf15e7813801 100644 --- a/trunk/drivers/crypto/caam/compat.h +++ b/trunk/drivers/crypto/caam/compat.h @@ -23,6 +23,7 @@ #include #include #include +#include #include #include diff --git a/trunk/drivers/crypto/talitos.c b/trunk/drivers/crypto/talitos.c index 5b2b5e61e4f9..09b184adf31b 100644 --- a/trunk/drivers/crypto/talitos.c +++ b/trunk/drivers/crypto/talitos.c @@ -38,6 +38,7 @@ #include #include #include +#include #include #include @@ -1973,7 +1974,11 @@ struct talitos_alg_template { }; static struct talitos_alg_template driver_algs[] = { - /* AEAD algorithms. These use a single-pass ipsec_esp descriptor */ + /* + * AEAD algorithms. These use a single-pass ipsec_esp descriptor. + * authencesn(*,*) is also registered, although not present + * explicitly here. + */ { .type = CRYPTO_ALG_TYPE_AEAD, .alg.crypto = { .cra_name = "authenc(hmac(sha1),cbc(aes))", @@ -2815,7 +2820,9 @@ static int talitos_probe(struct platform_device *ofdev) if (hw_supports(dev, driver_algs[i].desc_hdr_template)) { struct talitos_crypto_alg *t_alg; char *name = NULL; + bool authenc = false; +authencesn: t_alg = talitos_alg_alloc(dev, &driver_algs[i]); if (IS_ERR(t_alg)) { err = PTR_ERR(t_alg); @@ -2830,6 +2837,8 @@ static int talitos_probe(struct platform_device *ofdev) err = crypto_register_alg( &t_alg->algt.alg.crypto); name = t_alg->algt.alg.crypto.cra_driver_name; + authenc = authenc ? !authenc : + !(bool)memcmp(name, "authenc", 7); break; case CRYPTO_ALG_TYPE_AHASH: err = crypto_register_ahash( @@ -2842,8 +2851,25 @@ static int talitos_probe(struct platform_device *ofdev) dev_err(dev, "%s alg registration failed\n", name); kfree(t_alg); - } else + } else { list_add_tail(&t_alg->entry, &priv->alg_list); + if (authenc) { + struct crypto_alg *alg = + &driver_algs[i].alg.crypto; + + name = alg->cra_name; + memmove(name + 10, name + 7, + strlen(name) - 7); + memcpy(name + 7, "esn", 3); + + name = alg->cra_driver_name; + memmove(name + 10, name + 7, + strlen(name) - 7); + memcpy(name + 7, "esn", 3); + + goto authencesn; + } + } } } if (!list_empty(&priv->alg_list)) diff --git a/trunk/drivers/crypto/ux500/cryp/cryp_core.c b/trunk/drivers/crypto/ux500/cryp/cryp_core.c index 22c9063e0120..8bc5fef07e7a 100644 --- a/trunk/drivers/crypto/ux500/cryp/cryp_core.c +++ b/trunk/drivers/crypto/ux500/cryp/cryp_core.c @@ -1750,7 +1750,7 @@ static struct platform_driver cryp_driver = { .shutdown = ux500_cryp_shutdown, .driver = { .owner = THIS_MODULE, - .name = "cryp1", + .name = "cryp1" .pm = &ux500_cryp_pm, } }; diff --git a/trunk/drivers/dma/Kconfig b/trunk/drivers/dma/Kconfig index aeaea32bcfda..80b69971cf28 100644 --- a/trunk/drivers/dma/Kconfig +++ b/trunk/drivers/dma/Kconfig @@ -83,7 +83,6 @@ config INTEL_IOP_ADMA config DW_DMAC tristate "Synopsys DesignWare AHB DMA support" - depends on GENERIC_HARDIRQS select DMA_ENGINE default y if CPU_AT32AP7000 help diff --git a/trunk/drivers/dma/dw_dmac.c b/trunk/drivers/dma/dw_dmac.c index 43a5329d4483..c599558faeda 100644 --- a/trunk/drivers/dma/dw_dmac.c +++ b/trunk/drivers/dma/dw_dmac.c @@ -1001,13 +1001,6 @@ static inline void convert_burst(u32 *maxburst) *maxburst = 0; } -static inline void convert_slave_id(struct dw_dma_chan *dwc) -{ - struct dw_dma *dw = to_dw_dma(dwc->chan.device); - - dwc->dma_sconfig.slave_id -= dw->request_line_base; -} - static int set_runtime_config(struct dma_chan *chan, struct dma_slave_config *sconfig) { @@ -1022,7 +1015,6 @@ set_runtime_config(struct dma_chan *chan, struct dma_slave_config *sconfig) convert_burst(&dwc->dma_sconfig.src_maxburst); convert_burst(&dwc->dma_sconfig.dst_maxburst); - convert_slave_id(dwc); return 0; } @@ -1284,9 +1276,9 @@ static struct dma_chan *dw_dma_xlate(struct of_phandle_args *dma_spec, if (dma_spec->args_count != 3) return NULL; - fargs.req = dma_spec->args[0]; - fargs.src = dma_spec->args[1]; - fargs.dst = dma_spec->args[2]; + fargs.req = be32_to_cpup(dma_spec->args+0); + fargs.src = be32_to_cpup(dma_spec->args+1); + fargs.dst = be32_to_cpup(dma_spec->args+2); if (WARN_ON(fargs.req >= DW_DMA_MAX_NR_REQUESTS || fargs.src >= dw->nr_masters || @@ -1636,7 +1628,6 @@ dw_dma_parse_dt(struct platform_device *pdev) static int dw_probe(struct platform_device *pdev) { - const struct platform_device_id *match; struct dw_dma_platform_data *pdata; struct resource *io; struct dw_dma *dw; @@ -1720,11 +1711,6 @@ static int dw_probe(struct platform_device *pdev) memcpy(dw->data_width, pdata->data_width, 4); } - /* Get the base request line if set */ - match = platform_get_device_id(pdev); - if (match) - dw->request_line_base = (unsigned int)match->driver_data; - /* Calculate all channel mask before DMA setup */ dw->all_chan_mask = (1 << nr_channels) - 1; @@ -1920,8 +1906,7 @@ MODULE_DEVICE_TABLE(of, dw_dma_id_table); #endif static const struct platform_device_id dw_dma_ids[] = { - /* Name, Request Line Base */ - { "INTL9C60", (kernel_ulong_t)16 }, + { "INTL9C60", 0 }, { } }; diff --git a/trunk/drivers/dma/dw_dmac_regs.h b/trunk/drivers/dma/dw_dmac_regs.h index 4d02c3669b75..cf0ce5c77d60 100644 --- a/trunk/drivers/dma/dw_dmac_regs.h +++ b/trunk/drivers/dma/dw_dmac_regs.h @@ -247,7 +247,6 @@ struct dw_dma { /* hardware configuration */ unsigned char nr_masters; unsigned char data_width[4]; - unsigned int request_line_base; struct dw_dma_chan chan[0]; }; diff --git a/trunk/drivers/dma/omap-dma.c b/trunk/drivers/dma/omap-dma.c index 08b43bf37158..c4b4fd2acc42 100644 --- a/trunk/drivers/dma/omap-dma.c +++ b/trunk/drivers/dma/omap-dma.c @@ -276,20 +276,12 @@ static void omap_dma_issue_pending(struct dma_chan *chan) spin_lock_irqsave(&c->vc.lock, flags); if (vchan_issue_pending(&c->vc) && !c->desc) { - /* - * c->cyclic is used only by audio and in this case the DMA need - * to be started without delay. - */ - if (!c->cyclic) { - struct omap_dmadev *d = to_omap_dma_dev(chan->device); - spin_lock(&d->lock); - if (list_empty(&c->node)) - list_add_tail(&c->node, &d->pending); - spin_unlock(&d->lock); - tasklet_schedule(&d->task); - } else { - omap_dma_start_desc(c); - } + struct omap_dmadev *d = to_omap_dma_dev(chan->device); + spin_lock(&d->lock); + if (list_empty(&c->node)) + list_add_tail(&c->node, &d->pending); + spin_unlock(&d->lock); + tasklet_schedule(&d->task); } spin_unlock_irqrestore(&c->vc.lock, flags); } diff --git a/trunk/drivers/dma/pl330.c b/trunk/drivers/dma/pl330.c index 5dbc5946c4c3..718153122759 100644 --- a/trunk/drivers/dma/pl330.c +++ b/trunk/drivers/dma/pl330.c @@ -2882,7 +2882,7 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) { struct dma_pl330_platdata *pdat; struct dma_pl330_dmac *pdmac; - struct dma_pl330_chan *pch, *_p; + struct dma_pl330_chan *pch; struct pl330_info *pi; struct dma_device *pd; struct resource *res; @@ -2984,16 +2984,7 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) ret = dma_async_device_register(pd); if (ret) { dev_err(&adev->dev, "unable to register DMAC\n"); - goto probe_err3; - } - - if (adev->dev.of_node) { - ret = of_dma_controller_register(adev->dev.of_node, - of_dma_pl330_xlate, pdmac); - if (ret) { - dev_err(&adev->dev, - "unable to register DMA to the generic DT DMA helpers\n"); - } + goto probe_err2; } dev_info(&adev->dev, @@ -3004,21 +2995,16 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) pi->pcfg.data_bus_width / 8, pi->pcfg.num_chan, pi->pcfg.num_peri, pi->pcfg.num_events); - return 0; -probe_err3: - amba_set_drvdata(adev, NULL); - - /* Idle the DMAC */ - list_for_each_entry_safe(pch, _p, &pdmac->ddma.channels, - chan.device_node) { + ret = of_dma_controller_register(adev->dev.of_node, + of_dma_pl330_xlate, pdmac); + if (ret) { + dev_err(&adev->dev, + "unable to register DMA to the generic DT DMA helpers\n"); + goto probe_err2; + } - /* Remove the channel */ - list_del(&pch->chan.device_node); + return 0; - /* Flush the channel */ - pl330_control(&pch->chan, DMA_TERMINATE_ALL, 0); - pl330_free_chan_resources(&pch->chan); - } probe_err2: pl330_del(pi); probe_err1: @@ -3037,10 +3023,8 @@ static int pl330_remove(struct amba_device *adev) if (!pdmac) return 0; - if (adev->dev.of_node) - of_dma_controller_free(adev->dev.of_node); + of_dma_controller_free(adev->dev.of_node); - dma_async_device_unregister(&pdmac->ddma); amba_set_drvdata(adev, NULL); /* Idle the DMAC */ diff --git a/trunk/drivers/edac/amd64_edac.c b/trunk/drivers/edac/amd64_edac.c index e1d13c463c90..910b0116c128 100644 --- a/trunk/drivers/edac/amd64_edac.c +++ b/trunk/drivers/edac/amd64_edac.c @@ -2048,18 +2048,12 @@ static int init_csrows(struct mem_ctl_info *mci) edac_dbg(1, "MC node: %d, csrow: %d\n", pvt->mc_node_id, i); - if (row_dct0) { + if (row_dct0) nr_pages = amd64_csrow_nr_pages(pvt, 0, i); - csrow->channels[0]->dimm->nr_pages = nr_pages; - } /* K8 has only one DCT */ - if (boot_cpu_data.x86 != 0xf && row_dct1) { - int row_dct1_pages = amd64_csrow_nr_pages(pvt, 1, i); - - csrow->channels[1]->dimm->nr_pages = row_dct1_pages; - nr_pages += row_dct1_pages; - } + if (boot_cpu_data.x86 != 0xf && row_dct1) + nr_pages += amd64_csrow_nr_pages(pvt, 1, i); mtype = amd64_determine_memory_type(pvt, i); @@ -2078,7 +2072,9 @@ static int init_csrows(struct mem_ctl_info *mci) dimm = csrow->channels[j]->dimm; dimm->mtype = mtype; dimm->edac_mode = edac_mode; + dimm->nr_pages = nr_pages; } + csrow->nr_pages = nr_pages; } return empty; @@ -2423,6 +2419,7 @@ static int amd64_init_one_instance(struct pci_dev *F2) mci->pvt_info = pvt; mci->pdev = &pvt->F2->dev; + mci->csbased = 1; setup_mci_misc_attrs(mci, fam_type); diff --git a/trunk/drivers/edac/edac_mc.c b/trunk/drivers/edac/edac_mc.c index 27e86d938262..cdb81aa73ab7 100644 --- a/trunk/drivers/edac/edac_mc.c +++ b/trunk/drivers/edac/edac_mc.c @@ -86,7 +86,7 @@ static void edac_mc_dump_dimm(struct dimm_info *dimm, int number) edac_dimm_info_location(dimm, location, sizeof(location)); edac_dbg(4, "%s%i: %smapped as virtual row %d, chan %d\n", - dimm->mci->csbased ? "rank" : "dimm", + dimm->mci->mem_is_per_rank ? "rank" : "dimm", number, location, dimm->csrow, dimm->cschannel); edac_dbg(4, " dimm = %p\n", dimm); edac_dbg(4, " dimm->label = '%s'\n", dimm->label); @@ -341,7 +341,7 @@ struct mem_ctl_info *edac_mc_alloc(unsigned mc_num, memcpy(mci->layers, layers, sizeof(*layer) * n_layers); mci->nr_csrows = tot_csrows; mci->num_cschannel = tot_channels; - mci->csbased = per_rank; + mci->mem_is_per_rank = per_rank; /* * Alocate and fill the csrow/channels structs @@ -1235,7 +1235,7 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type, * incrementing the compat API counters */ edac_dbg(4, "%s csrows map: (%d,%d)\n", - mci->csbased ? "rank" : "dimm", + mci->mem_is_per_rank ? "rank" : "dimm", dimm->csrow, dimm->cschannel); if (row == -1) row = dimm->csrow; diff --git a/trunk/drivers/edac/edac_mc_sysfs.c b/trunk/drivers/edac/edac_mc_sysfs.c index 5899a76eec3b..4f4b6137d74e 100644 --- a/trunk/drivers/edac/edac_mc_sysfs.c +++ b/trunk/drivers/edac/edac_mc_sysfs.c @@ -143,7 +143,7 @@ static const char *edac_caps[] = { * and the per-dimm/per-rank one */ #define DEVICE_ATTR_LEGACY(_name, _mode, _show, _store) \ - static struct device_attribute dev_attr_legacy_##_name = __ATTR(_name, _mode, _show, _store) + struct device_attribute dev_attr_legacy_##_name = __ATTR(_name, _mode, _show, _store) struct dev_ch_attribute { struct device_attribute attr; @@ -180,6 +180,9 @@ static ssize_t csrow_size_show(struct device *dev, int i; u32 nr_pages = 0; + if (csrow->mci->csbased) + return sprintf(data, "%u\n", PAGES_TO_MiB(csrow->nr_pages)); + for (i = 0; i < csrow->nr_channels; i++) nr_pages += csrow->channels[i]->dimm->nr_pages; return sprintf(data, "%u\n", PAGES_TO_MiB(nr_pages)); @@ -609,7 +612,7 @@ static int edac_create_dimm_object(struct mem_ctl_info *mci, device_initialize(&dimm->dev); dimm->dev.parent = &mci->dev; - if (mci->csbased) + if (mci->mem_is_per_rank) dev_set_name(&dimm->dev, "rank%d", index); else dev_set_name(&dimm->dev, "dimm%d", index); @@ -775,10 +778,14 @@ static ssize_t mci_size_mb_show(struct device *dev, for (csrow_idx = 0; csrow_idx < mci->nr_csrows; csrow_idx++) { struct csrow_info *csrow = mci->csrows[csrow_idx]; - for (j = 0; j < csrow->nr_channels; j++) { - struct dimm_info *dimm = csrow->channels[j]->dimm; + if (csrow->mci->csbased) { + total_pages += csrow->nr_pages; + } else { + for (j = 0; j < csrow->nr_channels; j++) { + struct dimm_info *dimm = csrow->channels[j]->dimm; - total_pages += dimm->nr_pages; + total_pages += dimm->nr_pages; + } } } diff --git a/trunk/drivers/eisa/pci_eisa.c b/trunk/drivers/eisa/pci_eisa.c index 6c3fca97d346..cdae207028a7 100644 --- a/trunk/drivers/eisa/pci_eisa.c +++ b/trunk/drivers/eisa/pci_eisa.c @@ -19,10 +19,10 @@ /* There is only *one* pci_eisa device per machine, right ? */ static struct eisa_root_device pci_eisa_root; -static int __init pci_eisa_init(struct pci_dev *pdev) +static int __init pci_eisa_init(struct pci_dev *pdev, + const struct pci_device_id *ent) { - int rc, i; - struct resource *res, *bus_res = NULL; + int rc; if ((rc = pci_enable_device (pdev))) { printk (KERN_ERR "pci_eisa : Could not enable device %s\n", @@ -30,30 +30,9 @@ static int __init pci_eisa_init(struct pci_dev *pdev) return rc; } - /* - * The Intel 82375 PCI-EISA bridge is a subtractive-decode PCI - * device, so the resources available on EISA are the same as those - * available on the 82375 bus. This works the same as a PCI-PCI - * bridge in subtractive-decode mode (see pci_read_bridge_bases()). - * We assume other PCI-EISA bridges are similar. - * - * eisa_root_register() can only deal with a single io port resource, - * so we use the first valid io port resource. - */ - pci_bus_for_each_resource(pdev->bus, res, i) - if (res && (res->flags & IORESOURCE_IO)) { - bus_res = res; - break; - } - - if (!bus_res) { - dev_err(&pdev->dev, "No resources available\n"); - return -1; - } - pci_eisa_root.dev = &pdev->dev; - pci_eisa_root.res = bus_res; - pci_eisa_root.bus_base_addr = bus_res->start; + pci_eisa_root.res = pdev->bus->resource[0]; + pci_eisa_root.bus_base_addr = pdev->bus->resource[0]->start; pci_eisa_root.slots = EISA_MAX_SLOTS; pci_eisa_root.dma_mask = pdev->dma_mask; dev_set_drvdata(pci_eisa_root.dev, &pci_eisa_root); @@ -66,26 +45,22 @@ static int __init pci_eisa_init(struct pci_dev *pdev) return 0; } -/* - * We have to call pci_eisa_init_early() before pnpacpi_init()/isapnp_init(). - * Otherwise pnp resource will get enabled early and could prevent eisa - * to be initialized. - * Also need to make sure pci_eisa_init_early() is called after - * x86/pci_subsys_init(). - * So need to use subsys_initcall_sync with it. - */ -static int __init pci_eisa_init_early(void) -{ - struct pci_dev *dev = NULL; - int ret; +static struct pci_device_id pci_eisa_pci_tbl[] = { + { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, + PCI_CLASS_BRIDGE_EISA << 8, 0xffff00, 0 }, + { 0, } +}; - for_each_pci_dev(dev) - if ((dev->class >> 8) == PCI_CLASS_BRIDGE_EISA) { - ret = pci_eisa_init(dev); - if (ret) - return ret; - } +static struct pci_driver __refdata pci_eisa_driver = { + .name = "pci_eisa", + .id_table = pci_eisa_pci_tbl, + .probe = pci_eisa_init, +}; - return 0; +static int __init pci_eisa_init_module (void) +{ + return pci_register_driver (&pci_eisa_driver); } -subsys_initcall_sync(pci_eisa_init_early); + +device_initcall(pci_eisa_init_module); +MODULE_DEVICE_TABLE(pci, pci_eisa_pci_tbl); diff --git a/trunk/drivers/extcon/extcon-max77693.c b/trunk/drivers/extcon/extcon-max77693.c index 8f3c947b0029..b70e3815c459 100644 --- a/trunk/drivers/extcon/extcon-max77693.c +++ b/trunk/drivers/extcon/extcon-max77693.c @@ -32,38 +32,6 @@ #define DEV_NAME "max77693-muic" #define DELAY_MS_DEFAULT 20000 /* unit: millisecond */ -/* - * Default value of MAX77693 register to bring up MUIC device. - * If user don't set some initial value for MUIC device through platform data, - * extcon-max77693 driver use 'default_init_data' to bring up base operation - * of MAX77693 MUIC device. - */ -struct max77693_reg_data default_init_data[] = { - { - /* STATUS2 - [3]ChgDetRun */ - .addr = MAX77693_MUIC_REG_STATUS2, - .data = STATUS2_CHGDETRUN_MASK, - }, { - /* INTMASK1 - Unmask [3]ADC1KM,[0]ADCM */ - .addr = MAX77693_MUIC_REG_INTMASK1, - .data = INTMASK1_ADC1K_MASK - | INTMASK1_ADC_MASK, - }, { - /* INTMASK2 - Unmask [0]ChgTypM */ - .addr = MAX77693_MUIC_REG_INTMASK2, - .data = INTMASK2_CHGTYP_MASK, - }, { - /* INTMASK3 - Mask all of interrupts */ - .addr = MAX77693_MUIC_REG_INTMASK3, - .data = 0x0, - }, { - /* CDETCTRL2 */ - .addr = MAX77693_MUIC_REG_CDETCTRL2, - .data = CDETCTRL2_VIDRMEN_MASK - | CDETCTRL2_DXOVPEN_MASK, - }, -}; - enum max77693_muic_adc_debounce_time { ADC_DEBOUNCE_TIME_5MS = 0, ADC_DEBOUNCE_TIME_10MS, @@ -1077,9 +1045,8 @@ static int max77693_muic_probe(struct platform_device *pdev) { struct max77693_dev *max77693 = dev_get_drvdata(pdev->dev.parent); struct max77693_platform_data *pdata = dev_get_platdata(max77693->dev); + struct max77693_muic_platform_data *muic_pdata = pdata->muic_data; struct max77693_muic_info *info; - struct max77693_reg_data *init_data; - int num_init_data; int delay_jiffies; int ret; int i; @@ -1178,25 +1145,15 @@ static int max77693_muic_probe(struct platform_device *pdev) goto err_irq; } - - /* Initialize MUIC register by using platform data or default data */ - if (pdata->muic_data) { - init_data = pdata->muic_data->init_data; - num_init_data = pdata->muic_data->num_init_data; - } else { - init_data = default_init_data; - num_init_data = ARRAY_SIZE(default_init_data); - } - - for (i = 0 ; i < num_init_data ; i++) { - enum max77693_irq_source irq_src - = MAX77693_IRQ_GROUP_NR; + /* Initialize MUIC register by using platform data */ + for (i = 0 ; i < muic_pdata->num_init_data ; i++) { + enum max77693_irq_source irq_src = MAX77693_IRQ_GROUP_NR; max77693_write_reg(info->max77693->regmap_muic, - init_data[i].addr, - init_data[i].data); + muic_pdata->init_data[i].addr, + muic_pdata->init_data[i].data); - switch (init_data[i].addr) { + switch (muic_pdata->init_data[i].addr) { case MAX77693_MUIC_REG_INTMASK1: irq_src = MUIC_INT1; break; @@ -1210,40 +1167,22 @@ static int max77693_muic_probe(struct platform_device *pdev) if (irq_src < MAX77693_IRQ_GROUP_NR) info->max77693->irq_masks_cur[irq_src] - = init_data[i].data; + = muic_pdata->init_data[i].data; } - if (pdata->muic_data) { - struct max77693_muic_platform_data *muic_pdata = pdata->muic_data; - - /* - * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB - * h/w path of COMP2/COMN1 on CONTROL1 register. - */ - if (muic_pdata->path_uart) - info->path_uart = muic_pdata->path_uart; - else - info->path_uart = CONTROL1_SW_UART; - - if (muic_pdata->path_usb) - info->path_usb = muic_pdata->path_usb; - else - info->path_usb = CONTROL1_SW_USB; + /* + * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB + * h/w path of COMP2/COMN1 on CONTROL1 register. + */ + if (muic_pdata->path_uart) + info->path_uart = muic_pdata->path_uart; + else + info->path_uart = CONTROL1_SW_UART; - /* - * Default delay time for detecting cable state - * after certain time. - */ - if (muic_pdata->detcable_delay_ms) - delay_jiffies = - msecs_to_jiffies(muic_pdata->detcable_delay_ms); - else - delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); - } else { + if (muic_pdata->path_usb) + info->path_usb = muic_pdata->path_usb; + else info->path_usb = CONTROL1_SW_USB; - info->path_uart = CONTROL1_SW_UART; - delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); - } /* Set initial path for UART */ max77693_muic_set_path(info, info->path_uart, true); @@ -1269,6 +1208,10 @@ static int max77693_muic_probe(struct platform_device *pdev) * driver should notify cable state to upper layer. */ INIT_DELAYED_WORK(&info->wq_detcable, max77693_muic_detect_cable_wq); + if (muic_pdata->detcable_delay_ms) + delay_jiffies = msecs_to_jiffies(muic_pdata->detcable_delay_ms); + else + delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); schedule_delayed_work(&info->wq_detcable, delay_jiffies); return ret; diff --git a/trunk/drivers/extcon/extcon-max8997.c b/trunk/drivers/extcon/extcon-max8997.c index 69641bcae325..e636d950ad6c 100644 --- a/trunk/drivers/extcon/extcon-max8997.c +++ b/trunk/drivers/extcon/extcon-max8997.c @@ -712,45 +712,29 @@ static int max8997_muic_probe(struct platform_device *pdev) goto err_irq; } + /* Initialize registers according to platform data */ if (pdata->muic_pdata) { - struct max8997_muic_platform_data *muic_pdata - = pdata->muic_pdata; - - /* Initialize registers according to platform data */ - for (i = 0; i < muic_pdata->num_init_data; i++) { - max8997_write_reg(info->muic, - muic_pdata->init_data[i].addr, - muic_pdata->init_data[i].data); - } + struct max8997_muic_platform_data *mdata = info->muic_pdata; - /* - * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB - * h/w path of COMP2/COMN1 on CONTROL1 register. - */ - if (muic_pdata->path_uart) - info->path_uart = muic_pdata->path_uart; - else - info->path_uart = CONTROL1_SW_UART; - - if (muic_pdata->path_usb) - info->path_usb = muic_pdata->path_usb; - else - info->path_usb = CONTROL1_SW_USB; + for (i = 0; i < mdata->num_init_data; i++) { + max8997_write_reg(info->muic, mdata->init_data[i].addr, + mdata->init_data[i].data); + } + } - /* - * Default delay time for detecting cable state - * after certain time. - */ - if (muic_pdata->detcable_delay_ms) - delay_jiffies = - msecs_to_jiffies(muic_pdata->detcable_delay_ms); - else - delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); - } else { + /* + * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB + * h/w path of COMP2/COMN1 on CONTROL1 register. + */ + if (pdata->muic_pdata->path_uart) + info->path_uart = pdata->muic_pdata->path_uart; + else info->path_uart = CONTROL1_SW_UART; + + if (pdata->muic_pdata->path_usb) + info->path_usb = pdata->muic_pdata->path_usb; + else info->path_usb = CONTROL1_SW_USB; - delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); - } /* Set initial path for UART */ max8997_muic_set_path(info, info->path_uart, true); @@ -767,6 +751,10 @@ static int max8997_muic_probe(struct platform_device *pdev) * driver should notify cable state to upper layer. */ INIT_DELAYED_WORK(&info->wq_detcable, max8997_muic_detect_cable_wq); + if (pdata->muic_pdata->detcable_delay_ms) + delay_jiffies = msecs_to_jiffies(pdata->muic_pdata->detcable_delay_ms); + else + delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); schedule_delayed_work(&info->wq_detcable, delay_jiffies); return 0; diff --git a/trunk/drivers/firmware/Kconfig b/trunk/drivers/firmware/Kconfig index 42c759a4d047..9b00072a020f 100644 --- a/trunk/drivers/firmware/Kconfig +++ b/trunk/drivers/firmware/Kconfig @@ -53,24 +53,6 @@ config EFI_VARS Subsequent efibootmgr releases may be found at: -config EFI_VARS_PSTORE - bool "Register efivars backend for pstore" - depends on EFI_VARS && PSTORE - default y - help - Say Y here to enable use efivars as a backend to pstore. This - will allow writing console messages, crash dumps, or anything - else supported by pstore to EFI variables. - -config EFI_VARS_PSTORE_DEFAULT_DISABLE - bool "Disable using efivars as a pstore backend by default" - depends on EFI_VARS_PSTORE - default n - help - Saying Y here will disable the use of efivars as a storage - backend for pstore by default. This setting can be overridden - using the efivars module's pstore_disable parameter. - config EFI_PCDP bool "Console device selection via EFI PCDP or HCDP table" depends on ACPI && EFI && IA64 diff --git a/trunk/drivers/firmware/dmi_scan.c b/trunk/drivers/firmware/dmi_scan.c index 4cd392dbf115..982f1f5f5742 100644 --- a/trunk/drivers/firmware/dmi_scan.c +++ b/trunk/drivers/firmware/dmi_scan.c @@ -442,6 +442,7 @@ static int __init dmi_present(const char __iomem *p) static int __init smbios_present(const char __iomem *p) { u8 buf[32]; + int offset = 0; memcpy_fromio(buf, p, 32); if ((buf[5] < 32) && dmi_checksum(buf, buf[5])) { @@ -460,9 +461,9 @@ static int __init smbios_present(const char __iomem *p) dmi_ver = 0x0206; break; } - return memcmp(p + 16, "_DMI_", 5) || dmi_present(p + 16); + offset = 16; } - return 1; + return dmi_present(buf + offset); } void __init dmi_scan_machine(void) diff --git a/trunk/drivers/firmware/efivars.c b/trunk/drivers/firmware/efivars.c index 7acafb80fd4c..7320bf891706 100644 --- a/trunk/drivers/firmware/efivars.c +++ b/trunk/drivers/firmware/efivars.c @@ -103,11 +103,6 @@ MODULE_VERSION(EFIVARS_VERSION); */ #define GUID_LEN 36 -static bool efivars_pstore_disable = - IS_ENABLED(CONFIG_EFI_VARS_PSTORE_DEFAULT_DISABLE); - -module_param_named(pstore_disable, efivars_pstore_disable, bool, 0644); - /* * The maximum size of VariableName + Data = 1024 * Therefore, it's reasonable to save that much @@ -170,7 +165,6 @@ efivar_create_sysfs_entry(struct efivars *efivars, static void efivar_update_sysfs_entries(struct work_struct *); static DECLARE_WORK(efivar_work, efivar_update_sysfs_entries); -static bool efivar_wq_enabled = true; /* Return the number of unicode characters in data */ static unsigned long @@ -432,44 +426,6 @@ get_var_data(struct efivars *efivars, struct efi_variable *var) return status; } -static efi_status_t -check_var_size_locked(struct efivars *efivars, u32 attributes, - unsigned long size) -{ - u64 storage_size, remaining_size, max_size; - efi_status_t status; - const struct efivar_operations *fops = efivars->ops; - - if (!efivars->ops->query_variable_info) - return EFI_UNSUPPORTED; - - status = fops->query_variable_info(attributes, &storage_size, - &remaining_size, &max_size); - - if (status != EFI_SUCCESS) - return status; - - if (!storage_size || size > remaining_size || size > max_size || - (remaining_size - size) < (storage_size / 2)) - return EFI_OUT_OF_RESOURCES; - - return status; -} - - -static efi_status_t -check_var_size(struct efivars *efivars, u32 attributes, unsigned long size) -{ - efi_status_t status; - unsigned long flags; - - spin_lock_irqsave(&efivars->lock, flags); - status = check_var_size_locked(efivars, attributes, size); - spin_unlock_irqrestore(&efivars->lock, flags); - - return status; -} - static ssize_t efivar_guid_read(struct efivar_entry *entry, char *buf) { @@ -591,16 +547,11 @@ efivar_store_raw(struct efivar_entry *entry, const char *buf, size_t count) } spin_lock_irq(&efivars->lock); - - status = check_var_size_locked(efivars, new_var->Attributes, - new_var->DataSize + utf16_strsize(new_var->VariableName, 1024)); - - if (status == EFI_SUCCESS || status == EFI_UNSUPPORTED) - status = efivars->ops->set_variable(new_var->VariableName, - &new_var->VendorGuid, - new_var->Attributes, - new_var->DataSize, - new_var->Data); + status = efivars->ops->set_variable(new_var->VariableName, + &new_var->VendorGuid, + new_var->Attributes, + new_var->DataSize, + new_var->Data); spin_unlock_irq(&efivars->lock); @@ -751,7 +702,8 @@ static ssize_t efivarfs_file_write(struct file *file, u32 attributes; struct inode *inode = file->f_mapping->host; unsigned long datasize = count - sizeof(attributes); - unsigned long newdatasize, varsize; + unsigned long newdatasize; + u64 storage_size, remaining_size, max_size; ssize_t bytes = 0; if (count < sizeof(attributes)) @@ -770,18 +722,28 @@ static ssize_t efivarfs_file_write(struct file *file, * amounts of memory. Pick a default size of 64K if * QueryVariableInfo() isn't supported by the firmware. */ + spin_lock_irq(&efivars->lock); - varsize = datasize + utf16_strsize(var->var.VariableName, 1024); - status = check_var_size(efivars, attributes, varsize); + if (!efivars->ops->query_variable_info) + status = EFI_UNSUPPORTED; + else { + const struct efivar_operations *fops = efivars->ops; + status = fops->query_variable_info(attributes, &storage_size, + &remaining_size, &max_size); + } + + spin_unlock_irq(&efivars->lock); if (status != EFI_SUCCESS) { if (status != EFI_UNSUPPORTED) return efi_status_to_err(status); - if (datasize > 65536) - return -ENOSPC; + remaining_size = 65536; } + if (datasize > remaining_size) + return -ENOSPC; + data = kmalloc(datasize, GFP_KERNEL); if (!data) return -ENOMEM; @@ -803,19 +765,6 @@ static ssize_t efivarfs_file_write(struct file *file, */ spin_lock_irq(&efivars->lock); - /* - * Ensure that the available space hasn't shrunk below the safe level - */ - - status = check_var_size_locked(efivars, attributes, varsize); - - if (status != EFI_SUCCESS && status != EFI_UNSUPPORTED) { - spin_unlock_irq(&efivars->lock); - kfree(data); - - return efi_status_to_err(status); - } - status = efivars->ops->set_variable(var->var.VariableName, &var->var.VendorGuid, attributes, datasize, @@ -980,8 +929,8 @@ static bool efivarfs_valid_name(const char *str, int len) if (len < GUID_LEN + 2) return false; - /* GUID must be preceded by a '-' */ - if (*(s - 1) != '-') + /* GUID should be right after the first '-' */ + if (s - 1 != strchr(str, '-')) return false; /* @@ -1169,22 +1118,15 @@ static struct dentry_operations efivarfs_d_ops = { static struct dentry *efivarfs_alloc_dentry(struct dentry *parent, char *name) { - struct dentry *d; struct qstr q; - int err; q.name = name; q.len = strlen(name); - err = efivarfs_d_hash(NULL, NULL, &q); - if (err) - return ERR_PTR(err); - - d = d_alloc(parent, &q); - if (d) - return d; + if (efivarfs_d_hash(NULL, NULL, &q)) + return NULL; - return ERR_PTR(-ENOMEM); + return d_alloc(parent, &q); } static int efivarfs_fill_super(struct super_block *sb, void *data, int silent) @@ -1194,7 +1136,6 @@ static int efivarfs_fill_super(struct super_block *sb, void *data, int silent) struct efivar_entry *entry, *n; struct efivars *efivars = &__efivars; char *name; - int err = -ENOMEM; efivarfs_sb = sb; @@ -1245,10 +1186,8 @@ static int efivarfs_fill_super(struct super_block *sb, void *data, int silent) goto fail_name; dentry = efivarfs_alloc_dentry(root, name); - if (IS_ERR(dentry)) { - err = PTR_ERR(dentry); + if (!dentry) goto fail_inode; - } /* copied by the above to local storage in the dentry. */ kfree(name); @@ -1275,7 +1214,7 @@ static int efivarfs_fill_super(struct super_block *sb, void *data, int silent) fail_name: kfree(name); fail: - return err; + return -ENOMEM; } static struct dentry *efivarfs_mount(struct file_system_type *fs_type, @@ -1295,7 +1234,6 @@ static struct file_system_type efivarfs_type = { .mount = efivarfs_mount, .kill_sb = efivarfs_kill_sb, }; -MODULE_ALIAS_FS("efivarfs"); /* * Handle negative dentry. @@ -1315,7 +1253,9 @@ static const struct inode_operations efivarfs_dir_inode_operations = { .create = efivarfs_create, }; -#ifdef CONFIG_EFI_VARS_PSTORE +static struct pstore_info efi_pstore_info; + +#ifdef CONFIG_PSTORE static int efi_pstore_open(struct pstore_info *psi) { @@ -1405,6 +1345,7 @@ static int efi_pstore_write(enum pstore_type_id type, efi_guid_t vendor = LINUX_EFI_CRASH_GUID; struct efivars *efivars = psi->data; int i, ret = 0; + u64 storage_space, remaining_space, max_variable_size; efi_status_t status = EFI_NOT_FOUND; unsigned long flags; @@ -1424,11 +1365,11 @@ static int efi_pstore_write(enum pstore_type_id type, * size: a size of logging data * DUMP_NAME_LEN * 2: a maximum size of variable name */ - - status = check_var_size_locked(efivars, PSTORE_EFI_ATTRIBUTES, - size + DUMP_NAME_LEN * 2); - - if (status) { + status = efivars->ops->query_variable_info(PSTORE_EFI_ATTRIBUTES, + &storage_space, + &remaining_space, + &max_variable_size); + if (status || remaining_space < size + DUMP_NAME_LEN * 2) { spin_unlock_irqrestore(&efivars->lock, flags); *id = part; return -ENOSPC; @@ -1445,7 +1386,7 @@ static int efi_pstore_write(enum pstore_type_id type, spin_unlock_irqrestore(&efivars->lock, flags); - if (reason == KMSG_DUMP_OOPS && efivar_wq_enabled) + if (reason == KMSG_DUMP_OOPS) schedule_work(&efivar_work); *id = part; @@ -1518,6 +1459,38 @@ static int efi_pstore_erase(enum pstore_type_id type, u64 id, int count, return 0; } +#else +static int efi_pstore_open(struct pstore_info *psi) +{ + return 0; +} + +static int efi_pstore_close(struct pstore_info *psi) +{ + return 0; +} + +static ssize_t efi_pstore_read(u64 *id, enum pstore_type_id *type, int *count, + struct timespec *timespec, + char **buf, struct pstore_info *psi) +{ + return -1; +} + +static int efi_pstore_write(enum pstore_type_id type, + enum kmsg_dump_reason reason, u64 *id, + unsigned int part, int count, size_t size, + struct pstore_info *psi) +{ + return 0; +} + +static int efi_pstore_erase(enum pstore_type_id type, u64 id, int count, + struct timespec time, struct pstore_info *psi) +{ + return 0; +} +#endif static struct pstore_info efi_pstore_info = { .owner = THIS_MODULE, @@ -1529,24 +1502,6 @@ static struct pstore_info efi_pstore_info = { .erase = efi_pstore_erase, }; -static void efivar_pstore_register(struct efivars *efivars) -{ - efivars->efi_pstore_info = efi_pstore_info; - efivars->efi_pstore_info.buf = kmalloc(4096, GFP_KERNEL); - if (efivars->efi_pstore_info.buf) { - efivars->efi_pstore_info.bufsize = 1024; - efivars->efi_pstore_info.data = efivars; - spin_lock_init(&efivars->efi_pstore_info.buf_lock); - pstore_register(&efivars->efi_pstore_info); - } -} -#else -static void efivar_pstore_register(struct efivars *efivars) -{ - return; -} -#endif - static ssize_t efivar_create(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t pos, size_t count) @@ -1589,14 +1544,6 @@ static ssize_t efivar_create(struct file *filp, struct kobject *kobj, return -EINVAL; } - status = check_var_size_locked(efivars, new_var->Attributes, - new_var->DataSize + utf16_strsize(new_var->VariableName, 1024)); - - if (status && status != EFI_UNSUPPORTED) { - spin_unlock_irq(&efivars->lock); - return efi_status_to_err(status); - } - /* now *really* create the variable via EFI */ status = efivars->ops->set_variable(new_var->VariableName, &new_var->VendorGuid, @@ -1706,31 +1653,6 @@ static bool variable_is_present(efi_char16_t *variable_name, efi_guid_t *vendor) return found; } -/* - * Returns the size of variable_name, in bytes, including the - * terminating NULL character, or variable_name_size if no NULL - * character is found among the first variable_name_size bytes. - */ -static unsigned long var_name_strnsize(efi_char16_t *variable_name, - unsigned long variable_name_size) -{ - unsigned long len; - efi_char16_t c; - - /* - * The variable name is, by definition, a NULL-terminated - * string, so make absolutely sure that variable_name_size is - * the value we expect it to be. If not, return the real size. - */ - for (len = 2; len <= variable_name_size; len += sizeof(c)) { - c = variable_name[(len / sizeof(c)) - 1]; - if (!c) - break; - } - - return min(len, variable_name_size); -} - static void efivar_update_sysfs_entries(struct work_struct *work) { struct efivars *efivars = &__efivars; @@ -1771,13 +1693,10 @@ static void efivar_update_sysfs_entries(struct work_struct *work) if (!found) { kfree(variable_name); break; - } else { - variable_name_size = var_name_strnsize(variable_name, - variable_name_size); + } else efivar_create_sysfs_entry(efivars, variable_name_size, variable_name, &vendor); - } } } @@ -1976,35 +1895,6 @@ void unregister_efivars(struct efivars *efivars) } EXPORT_SYMBOL_GPL(unregister_efivars); -/* - * Print a warning when duplicate EFI variables are encountered and - * disable the sysfs workqueue since the firmware is buggy. - */ -static void dup_variable_bug(efi_char16_t *s16, efi_guid_t *vendor_guid, - unsigned long len16) -{ - size_t i, len8 = len16 / sizeof(efi_char16_t); - char *s8; - - /* - * Disable the workqueue since the algorithm it uses for - * detecting new variables won't work with this buggy - * implementation of GetNextVariableName(). - */ - efivar_wq_enabled = false; - - s8 = kzalloc(len8, GFP_KERNEL); - if (!s8) - return; - - for (i = 0; i < len8; i++) - s8[i] = s16[i]; - - printk(KERN_WARNING "efivars: duplicate variable: %s-%pUl\n", - s8, vendor_guid); - kfree(s8); -} - int register_efivars(struct efivars *efivars, const struct efivar_operations *ops, struct kobject *parent_kobj) @@ -2053,24 +1943,6 @@ int register_efivars(struct efivars *efivars, &vendor_guid); switch (status) { case EFI_SUCCESS: - variable_name_size = var_name_strnsize(variable_name, - variable_name_size); - - /* - * Some firmware implementations return the - * same variable name on multiple calls to - * get_next_variable(). Terminate the loop - * immediately as there is no guarantee that - * we'll ever see a different variable name, - * and may end up looping here forever. - */ - if (variable_is_present(variable_name, &vendor_guid)) { - dup_variable_bug(variable_name, &vendor_guid, - variable_name_size); - status = EFI_NOT_FOUND; - break; - } - efivar_create_sysfs_entry(efivars, variable_name_size, variable_name, @@ -2090,8 +1962,15 @@ int register_efivars(struct efivars *efivars, if (error) unregister_efivars(efivars); - if (!efivars_pstore_disable) - efivar_pstore_register(efivars); + efivars->efi_pstore_info = efi_pstore_info; + + efivars->efi_pstore_info.buf = kmalloc(4096, GFP_KERNEL); + if (efivars->efi_pstore_info.buf) { + efivars->efi_pstore_info.bufsize = 1024; + efivars->efi_pstore_info.data = efivars; + spin_lock_init(&efivars->efi_pstore_info.buf_lock); + pstore_register(&efivars->efi_pstore_info); + } register_filesystem(&efivarfs_type); diff --git a/trunk/drivers/gpio/gpio-ich.c b/trunk/drivers/gpio/gpio-ich.c index de3c317bd3e2..6f2306db8591 100644 --- a/trunk/drivers/gpio/gpio-ich.c +++ b/trunk/drivers/gpio/gpio-ich.c @@ -128,9 +128,9 @@ static int ichx_read_bit(int reg, unsigned nr) return data & (1 << bit) ? 1 : 0; } -static bool ichx_gpio_check_available(struct gpio_chip *gpio, unsigned nr) +static int ichx_gpio_check_available(struct gpio_chip *gpio, unsigned nr) { - return ichx_priv.use_gpio & (1 << (nr / 32)); + return (ichx_priv.use_gpio & (1 << (nr / 32))) ? 0 : -ENXIO; } static int ichx_gpio_direction_input(struct gpio_chip *gpio, unsigned nr) @@ -214,7 +214,7 @@ static int ichx_gpio_request(struct gpio_chip *chip, unsigned nr) * If it can't be trusted, assume that the pin can be used as a GPIO. */ if (ichx_priv.desc->use_sel_ignore[nr / 32] & (1 << (nr & 0x1f))) - return 0; + return 1; return ichx_read_bit(GPIO_USE_SEL, nr) ? 0 : -ENODEV; } diff --git a/trunk/drivers/gpio/gpio-mvebu.c b/trunk/drivers/gpio/gpio-mvebu.c index 61a6fde6c089..7472182967ce 100644 --- a/trunk/drivers/gpio/gpio-mvebu.c +++ b/trunk/drivers/gpio/gpio-mvebu.c @@ -42,7 +42,6 @@ #include #include #include -#include #include /* @@ -497,7 +496,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev) struct resource *res; struct irq_chip_generic *gc; struct irq_chip_type *ct; - struct clk *clk; unsigned int ngpios; int soc_variant; int i, cpu, id; @@ -531,11 +529,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev) return id; } - clk = devm_clk_get(&pdev->dev, NULL); - /* Not all SoCs require a clock.*/ - if (!IS_ERR(clk)) - clk_prepare_enable(clk); - mvchip->soc_variant = soc_variant; mvchip->chip.label = dev_name(&pdev->dev); mvchip->chip.dev = &pdev->dev; diff --git a/trunk/drivers/gpio/gpio-pca953x.c b/trunk/drivers/gpio/gpio-pca953x.c index 9391cf16e990..24059462c87f 100644 --- a/trunk/drivers/gpio/gpio-pca953x.c +++ b/trunk/drivers/gpio/gpio-pca953x.c @@ -575,7 +575,7 @@ static int pca953x_irq_setup(struct pca953x_chip *chip, chip->gpio_chip.ngpio, irq_base, &pca953x_irq_simple_ops, - chip); + NULL); if (!chip->domain) return -ENODEV; diff --git a/trunk/drivers/gpio/gpio-stmpe.c b/trunk/drivers/gpio/gpio-stmpe.c index 3ce5bc38ac31..770476a9da87 100644 --- a/trunk/drivers/gpio/gpio-stmpe.c +++ b/trunk/drivers/gpio/gpio-stmpe.c @@ -307,15 +307,11 @@ static const struct irq_domain_ops stmpe_gpio_irq_simple_ops = { .xlate = irq_domain_xlate_twocell, }; -static int stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio, - struct device_node *np) +static int stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio) { - int base = 0; + int base = stmpe_gpio->irq_base; - if (!np) - base = stmpe_gpio->irq_base; - - stmpe_gpio->domain = irq_domain_add_simple(np, + stmpe_gpio->domain = irq_domain_add_simple(NULL, stmpe_gpio->chip.ngpio, base, &stmpe_gpio_irq_simple_ops, stmpe_gpio); if (!stmpe_gpio->domain) { @@ -350,9 +346,6 @@ static int stmpe_gpio_probe(struct platform_device *pdev) stmpe_gpio->chip = template_chip; stmpe_gpio->chip.ngpio = stmpe->num_gpios; stmpe_gpio->chip.dev = &pdev->dev; -#ifdef CONFIG_OF - stmpe_gpio->chip.of_node = np; -#endif stmpe_gpio->chip.base = pdata ? pdata->gpio_base : -1; if (pdata) @@ -373,7 +366,7 @@ static int stmpe_gpio_probe(struct platform_device *pdev) goto out_free; if (irq >= 0) { - ret = stmpe_gpio_irq_init(stmpe_gpio, np); + ret = stmpe_gpio_irq_init(stmpe_gpio); if (ret) goto out_disable; diff --git a/trunk/drivers/gpio/gpiolib-of.c b/trunk/drivers/gpio/gpiolib-of.c index 5150df6cba08..a71a54a3e3f7 100644 --- a/trunk/drivers/gpio/gpiolib-of.c +++ b/trunk/drivers/gpio/gpiolib-of.c @@ -193,7 +193,7 @@ static void of_gpiochip_add_pin_range(struct gpio_chip *chip) if (!np) return; - for (;; index++) { + do { ret = of_parse_phandle_with_args(np, "gpio-ranges", "#gpio-range-cells", index, &pinspec); if (ret) @@ -222,7 +222,8 @@ static void of_gpiochip_add_pin_range(struct gpio_chip *chip) if (ret) break; - } + + } while (index++); } #else diff --git a/trunk/drivers/gpio/gpiolib.c b/trunk/drivers/gpio/gpiolib.c index c2534d62911c..fff9786cdc64 100644 --- a/trunk/drivers/gpio/gpiolib.c +++ b/trunk/drivers/gpio/gpiolib.c @@ -88,14 +88,13 @@ static int gpiod_request(struct gpio_desc *desc, const char *label); static void gpiod_free(struct gpio_desc *desc); static int gpiod_direction_input(struct gpio_desc *desc); static int gpiod_direction_output(struct gpio_desc *desc, int value); -static int gpiod_get_direction(const struct gpio_desc *desc); static int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce); -static int gpiod_get_value_cansleep(const struct gpio_desc *desc); +static int gpiod_get_value_cansleep(struct gpio_desc *desc); static void gpiod_set_value_cansleep(struct gpio_desc *desc, int value); -static int gpiod_get_value(const struct gpio_desc *desc); +static int gpiod_get_value(struct gpio_desc *desc); static void gpiod_set_value(struct gpio_desc *desc, int value); -static int gpiod_cansleep(const struct gpio_desc *desc); -static int gpiod_to_irq(const struct gpio_desc *desc); +static int gpiod_cansleep(struct gpio_desc *desc); +static int gpiod_to_irq(struct gpio_desc *desc); static int gpiod_export(struct gpio_desc *desc, bool direction_may_change); static int gpiod_export_link(struct device *dev, const char *name, struct gpio_desc *desc); @@ -172,12 +171,12 @@ static int gpio_ensure_requested(struct gpio_desc *desc) return 0; } -static struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc) +/* caller holds gpio_lock *OR* gpio is marked as requested */ +static struct gpio_chip *gpiod_to_chip(struct gpio_desc *desc) { - return desc ? desc->chip : NULL; + return desc->chip; } -/* caller holds gpio_lock *OR* gpio is marked as requested */ struct gpio_chip *gpio_to_chip(unsigned gpio) { return gpiod_to_chip(gpio_to_desc(gpio)); @@ -208,7 +207,7 @@ static int gpiochip_find_base(int ngpio) } /* caller ensures gpio is valid and requested, chip->get_direction may sleep */ -static int gpiod_get_direction(const struct gpio_desc *desc) +static int gpiod_get_direction(struct gpio_desc *desc) { struct gpio_chip *chip; unsigned offset; @@ -224,13 +223,11 @@ static int gpiod_get_direction(const struct gpio_desc *desc) if (status > 0) { /* GPIOF_DIR_IN, or other positive */ status = 1; - /* FLAG_IS_OUT is just a cache of the result of get_direction(), - * so it does not affect constness per se */ - clear_bit(FLAG_IS_OUT, &((struct gpio_desc *)desc)->flags); + clear_bit(FLAG_IS_OUT, &desc->flags); } if (status == 0) { /* GPIOF_DIR_OUT */ - set_bit(FLAG_IS_OUT, &((struct gpio_desc *)desc)->flags); + set_bit(FLAG_IS_OUT, &desc->flags); } return status; } @@ -266,7 +263,7 @@ static DEFINE_MUTEX(sysfs_lock); static ssize_t gpio_direction_show(struct device *dev, struct device_attribute *attr, char *buf) { - const struct gpio_desc *desc = dev_get_drvdata(dev); + struct gpio_desc *desc = dev_get_drvdata(dev); ssize_t status; mutex_lock(&sysfs_lock); @@ -657,11 +654,6 @@ static ssize_t export_store(struct class *class, goto done; desc = gpio_to_desc(gpio); - /* reject invalid GPIOs */ - if (!desc) { - pr_warn("%s: invalid GPIO %ld\n", __func__, gpio); - return -EINVAL; - } /* No extra locking here; FLAG_SYSFS just signifies that the * request and export were done by on behalf of userspace, so @@ -698,14 +690,12 @@ static ssize_t unexport_store(struct class *class, if (status < 0) goto done; + status = -EINVAL; + desc = gpio_to_desc(gpio); /* reject bogus commands (gpio_unexport ignores them) */ - if (!desc) { - pr_warn("%s: invalid GPIO %ld\n", __func__, gpio); - return -EINVAL; - } - - status = -EINVAL; + if (!desc) + goto done; /* No extra locking here; FLAG_SYSFS just signifies that the * request and export were done by on behalf of userspace, so @@ -856,10 +846,8 @@ static int gpiod_export_link(struct device *dev, const char *name, { int status = -EINVAL; - if (!desc) { - pr_warn("%s: invalid GPIO\n", __func__); - return -EINVAL; - } + if (!desc) + goto done; mutex_lock(&sysfs_lock); @@ -877,6 +865,7 @@ static int gpiod_export_link(struct device *dev, const char *name, mutex_unlock(&sysfs_lock); +done: if (status) pr_debug("%s: gpio%d status %d\n", __func__, desc_to_gpio(desc), status); @@ -907,10 +896,8 @@ static int gpiod_sysfs_set_active_low(struct gpio_desc *desc, int value) struct device *dev = NULL; int status = -EINVAL; - if (!desc) { - pr_warn("%s: invalid GPIO\n", __func__); - return -EINVAL; - } + if (!desc) + goto done; mutex_lock(&sysfs_lock); @@ -927,6 +914,7 @@ static int gpiod_sysfs_set_active_low(struct gpio_desc *desc, int value) unlock: mutex_unlock(&sysfs_lock); +done: if (status) pr_debug("%s: gpio%d status %d\n", __func__, desc_to_gpio(desc), status); @@ -952,8 +940,8 @@ static void gpiod_unexport(struct gpio_desc *desc) struct device *dev = NULL; if (!desc) { - pr_warn("%s: invalid GPIO\n", __func__); - return; + status = -EINVAL; + goto done; } mutex_lock(&sysfs_lock); @@ -974,7 +962,7 @@ static void gpiod_unexport(struct gpio_desc *desc) device_unregister(dev); put_device(dev); } - +done: if (status) pr_debug("%s: gpio%d status %d\n", __func__, desc_to_gpio(desc), status); @@ -1396,13 +1384,12 @@ static int gpiod_request(struct gpio_desc *desc, const char *label) int status = -EPROBE_DEFER; unsigned long flags; - if (!desc) { - pr_warn("%s: invalid GPIO\n", __func__); - return -EINVAL; - } - spin_lock_irqsave(&gpio_lock, flags); + if (!desc) { + status = -EINVAL; + goto done; + } chip = desc->chip; if (chip == NULL) goto done; @@ -1445,7 +1432,8 @@ static int gpiod_request(struct gpio_desc *desc, const char *label) done: if (status) pr_debug("_gpio_request: gpio-%d (%s) status %d\n", - desc_to_gpio(desc), label ? : "?", status); + desc ? desc_to_gpio(desc) : -1, + label ? : "?", status); spin_unlock_irqrestore(&gpio_lock, flags); return status; } @@ -1628,13 +1616,10 @@ static int gpiod_direction_input(struct gpio_desc *desc) int status = -EINVAL; int offset; - if (!desc) { - pr_warn("%s: invalid GPIO\n", __func__); - return -EINVAL; - } - spin_lock_irqsave(&gpio_lock, flags); + if (!desc) + goto fail; chip = desc->chip; if (!chip || !chip->get || !chip->direction_input) goto fail; @@ -1670,9 +1655,13 @@ static int gpiod_direction_input(struct gpio_desc *desc) return status; fail: spin_unlock_irqrestore(&gpio_lock, flags); - if (status) - pr_debug("%s: gpio-%d status %d\n", __func__, - desc_to_gpio(desc), status); + if (status) { + int gpio = -1; + if (desc) + gpio = desc_to_gpio(desc); + pr_debug("%s: gpio-%d status %d\n", + __func__, gpio, status); + } return status; } @@ -1689,11 +1678,6 @@ static int gpiod_direction_output(struct gpio_desc *desc, int value) int status = -EINVAL; int offset; - if (!desc) { - pr_warn("%s: invalid GPIO\n", __func__); - return -EINVAL; - } - /* Open drain pin should not be driven to 1 */ if (value && test_bit(FLAG_OPEN_DRAIN, &desc->flags)) return gpiod_direction_input(desc); @@ -1704,6 +1688,8 @@ static int gpiod_direction_output(struct gpio_desc *desc, int value) spin_lock_irqsave(&gpio_lock, flags); + if (!desc) + goto fail; chip = desc->chip; if (!chip || !chip->set || !chip->direction_output) goto fail; @@ -1739,9 +1725,13 @@ static int gpiod_direction_output(struct gpio_desc *desc, int value) return status; fail: spin_unlock_irqrestore(&gpio_lock, flags); - if (status) - pr_debug("%s: gpio-%d status %d\n", __func__, - desc_to_gpio(desc), status); + if (status) { + int gpio = -1; + if (desc) + gpio = desc_to_gpio(desc); + pr_debug("%s: gpio-%d status %d\n", + __func__, gpio, status); + } return status; } @@ -1763,13 +1753,10 @@ static int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce) int status = -EINVAL; int offset; - if (!desc) { - pr_warn("%s: invalid GPIO\n", __func__); - return -EINVAL; - } - spin_lock_irqsave(&gpio_lock, flags); + if (!desc) + goto fail; chip = desc->chip; if (!chip || !chip->set || !chip->set_debounce) goto fail; @@ -1789,9 +1776,13 @@ static int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce) fail: spin_unlock_irqrestore(&gpio_lock, flags); - if (status) - pr_debug("%s: gpio-%d status %d\n", __func__, - desc_to_gpio(desc), status); + if (status) { + int gpio = -1; + if (desc) + gpio = desc_to_gpio(desc); + pr_debug("%s: gpio-%d status %d\n", + __func__, gpio, status); + } return status; } @@ -1833,14 +1824,12 @@ EXPORT_SYMBOL_GPL(gpio_set_debounce); * It returns the zero or nonzero value provided by the associated * gpio_chip.get() method; or zero if no such method is provided. */ -static int gpiod_get_value(const struct gpio_desc *desc) +static int gpiod_get_value(struct gpio_desc *desc) { struct gpio_chip *chip; int value; int offset; - if (!desc) - return 0; chip = desc->chip; offset = gpio_chip_hwgpio(desc); /* Should be using gpio_get_value_cansleep() */ @@ -1923,8 +1912,6 @@ static void gpiod_set_value(struct gpio_desc *desc, int value) { struct gpio_chip *chip; - if (!desc) - return; chip = desc->chip; /* Should be using gpio_set_value_cansleep() */ WARN_ON(chip->can_sleep); @@ -1951,10 +1938,8 @@ EXPORT_SYMBOL_GPL(__gpio_set_value); * This is used directly or indirectly to implement gpio_cansleep(). It * returns nonzero if access reading or writing the GPIO value can sleep. */ -static int gpiod_cansleep(const struct gpio_desc *desc) +static int gpiod_cansleep(struct gpio_desc *desc) { - if (!desc) - return 0; /* only call this on GPIOs that are valid! */ return desc->chip->can_sleep; } @@ -1974,13 +1959,11 @@ EXPORT_SYMBOL_GPL(__gpio_cansleep); * It returns the number of the IRQ signaled by this (input) GPIO, * or a negative errno. */ -static int gpiod_to_irq(const struct gpio_desc *desc) +static int gpiod_to_irq(struct gpio_desc *desc) { struct gpio_chip *chip; int offset; - if (!desc) - return -EINVAL; chip = desc->chip; offset = gpio_chip_hwgpio(desc); return chip->to_irq ? chip->to_irq(chip, offset) : -ENXIO; @@ -1997,15 +1980,13 @@ EXPORT_SYMBOL_GPL(__gpio_to_irq); * Common examples include ones connected to I2C or SPI chips. */ -static int gpiod_get_value_cansleep(const struct gpio_desc *desc) +static int gpiod_get_value_cansleep(struct gpio_desc *desc) { struct gpio_chip *chip; int value; int offset; might_sleep_if(extra_checks); - if (!desc) - return 0; chip = desc->chip; offset = gpio_chip_hwgpio(desc); value = chip->get ? chip->get(chip, offset) : 0; @@ -2024,8 +2005,6 @@ static void gpiod_set_value_cansleep(struct gpio_desc *desc, int value) struct gpio_chip *chip; might_sleep_if(extra_checks); - if (!desc) - return; chip = desc->chip; trace_gpio_value(desc_to_gpio(desc), 0, value); if (test_bit(FLAG_OPEN_DRAIN, &desc->flags)) diff --git a/trunk/drivers/gpu/drm/drm_crtc.c b/trunk/drivers/gpu/drm/drm_crtc.c index dd64a06dc5b4..792c3e3795ca 100644 --- a/trunk/drivers/gpu/drm/drm_crtc.c +++ b/trunk/drivers/gpu/drm/drm_crtc.c @@ -2326,6 +2326,7 @@ int drm_mode_addfb(struct drm_device *dev, fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r); if (IS_ERR(fb)) { DRM_DEBUG_KMS("could not create framebuffer\n"); + drm_modeset_unlock_all(dev); return PTR_ERR(fb); } @@ -2505,6 +2506,7 @@ int drm_mode_addfb2(struct drm_device *dev, fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); if (IS_ERR(fb)) { DRM_DEBUG_KMS("could not create framebuffer\n"); + drm_modeset_unlock_all(dev); return PTR_ERR(fb); } diff --git a/trunk/drivers/gpu/drm/drm_edid.c b/trunk/drivers/gpu/drm/drm_edid.c index e2acfdbf7d3c..c194f4e680ad 100644 --- a/trunk/drivers/gpu/drm/drm_edid.c +++ b/trunk/drivers/gpu/drm/drm_edid.c @@ -1634,7 +1634,7 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo; unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo; unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo; - unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_pulse_width_lo >> 4; + unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) >> 2 | pt->vsync_offset_pulse_width_lo >> 4; unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf); /* ignore tiny modes */ @@ -1715,7 +1715,6 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, } mode->type = DRM_MODE_TYPE_DRIVER; - mode->vrefresh = drm_mode_vrefresh(mode); drm_mode_set_name(mode); return mode; diff --git a/trunk/drivers/gpu/drm/drm_fb_helper.c b/trunk/drivers/gpu/drm/drm_fb_helper.c index 892ff9f95975..59d6b9bf204b 100644 --- a/trunk/drivers/gpu/drm/drm_fb_helper.c +++ b/trunk/drivers/gpu/drm/drm_fb_helper.c @@ -1544,10 +1544,10 @@ int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper) if (!fb_helper->fb) return 0; - mutex_lock(&fb_helper->dev->mode_config.mutex); + drm_modeset_lock_all(dev); if (!drm_fb_helper_is_bound(fb_helper)) { fb_helper->delayed_hotplug = true; - mutex_unlock(&fb_helper->dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return 0; } DRM_DEBUG_KMS("\n"); @@ -1558,11 +1558,9 @@ int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper) count = drm_fb_helper_probe_connector_modes(fb_helper, max_width, max_height); - mutex_unlock(&fb_helper->dev->mode_config.mutex); - - drm_modeset_lock_all(dev); drm_setup_crtcs(fb_helper); drm_modeset_unlock_all(dev); + drm_fb_helper_set_par(fb_helper->fbdev); return 0; diff --git a/trunk/drivers/gpu/drm/drm_fops.c b/trunk/drivers/gpu/drm/drm_fops.c index 429e07d0b0f1..13fdcd10a605 100644 --- a/trunk/drivers/gpu/drm/drm_fops.c +++ b/trunk/drivers/gpu/drm/drm_fops.c @@ -123,7 +123,6 @@ int drm_open(struct inode *inode, struct file *filp) int retcode = 0; int need_setup = 0; struct address_space *old_mapping; - struct address_space *old_imapping; minor = idr_find(&drm_minors_idr, minor_id); if (!minor) @@ -138,7 +137,6 @@ int drm_open(struct inode *inode, struct file *filp) if (!dev->open_count++) need_setup = 1; mutex_lock(&dev->struct_mutex); - old_imapping = inode->i_mapping; old_mapping = dev->dev_mapping; if (old_mapping == NULL) dev->dev_mapping = &inode->i_data; @@ -161,8 +159,8 @@ int drm_open(struct inode *inode, struct file *filp) err_undo: mutex_lock(&dev->struct_mutex); - filp->f_mapping = old_imapping; - inode->i_mapping = old_imapping; + filp->f_mapping = old_mapping; + inode->i_mapping = old_mapping; iput(container_of(dev->dev_mapping, struct inode, i_data)); dev->dev_mapping = old_mapping; mutex_unlock(&dev->struct_mutex); diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/trunk/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 98cc14725ba9..36493ce71f9a 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -38,12 +38,11 @@ /* position control register for hardware window 0, 2 ~ 4.*/ #define VIDOSD_A(win) (VIDOSD_BASE + 0x00 + (win) * 16) #define VIDOSD_B(win) (VIDOSD_BASE + 0x04 + (win) * 16) -/* - * size control register for hardware windows 0 and alpha control register - * for hardware windows 1 ~ 4 - */ -#define VIDOSD_C(win) (VIDOSD_BASE + 0x08 + (win) * 16) -/* size control register for hardware windows 1 ~ 2. */ +/* size control register for hardware window 0. */ +#define VIDOSD_C_SIZE_W0 (VIDOSD_BASE + 0x08) +/* alpha control register for hardware window 1 ~ 4. */ +#define VIDOSD_C(win) (VIDOSD_BASE + 0x18 + (win) * 16) +/* size control register for hardware window 1 ~ 4. */ #define VIDOSD_D(win) (VIDOSD_BASE + 0x0C + (win) * 16) #define VIDWx_BUF_START(win, buf) (VIDW_BUF_START(buf) + (win) * 8) @@ -51,9 +50,9 @@ #define VIDWx_BUF_SIZE(win, buf) (VIDW_BUF_SIZE(buf) + (win) * 4) /* color key control register for hardware window 1 ~ 4. */ -#define WKEYCON0_BASE(x) ((WKEYCON0 + 0x140) + ((x - 1) * 8)) +#define WKEYCON0_BASE(x) ((WKEYCON0 + 0x140) + (x * 8)) /* color key value register for hardware window 1 ~ 4. */ -#define WKEYCON1_BASE(x) ((WKEYCON1 + 0x140) + ((x - 1) * 8)) +#define WKEYCON1_BASE(x) ((WKEYCON1 + 0x140) + (x * 8)) /* FIMD has totally five hardware windows. */ #define WINDOWS_NR 5 @@ -110,9 +109,9 @@ struct fimd_context { #ifdef CONFIG_OF static const struct of_device_id fimd_driver_dt_match[] = { - { .compatible = "samsung,exynos4210-fimd", + { .compatible = "samsung,exynos4-fimd", .data = &exynos4_fimd_driver_data }, - { .compatible = "samsung,exynos5250-fimd", + { .compatible = "samsung,exynos5-fimd", .data = &exynos5_fimd_driver_data }, {}, }; @@ -582,7 +581,7 @@ static void fimd_win_commit(struct device *dev, int zpos) if (win != 3 && win != 4) { u32 offset = VIDOSD_D(win); if (win == 0) - offset = VIDOSD_C(win); + offset = VIDOSD_C_SIZE_W0; val = win_data->ovl_width * win_data->ovl_height; writel(val, ctx->regs + offset); diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/trunk/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 47a493c8a71f..3b0da0378acf 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -48,14 +48,8 @@ /* registers for base address */ #define G2D_SRC_BASE_ADDR 0x0304 -#define G2D_SRC_COLOR_MODE 0x030C -#define G2D_SRC_LEFT_TOP 0x0310 -#define G2D_SRC_RIGHT_BOTTOM 0x0314 #define G2D_SRC_PLANE2_BASE_ADDR 0x0318 #define G2D_DST_BASE_ADDR 0x0404 -#define G2D_DST_COLOR_MODE 0x040C -#define G2D_DST_LEFT_TOP 0x0410 -#define G2D_DST_RIGHT_BOTTOM 0x0414 #define G2D_DST_PLANE2_BASE_ADDR 0x0418 #define G2D_PAT_BASE_ADDR 0x0500 #define G2D_MSK_BASE_ADDR 0x0520 @@ -88,7 +82,7 @@ #define G2D_DMA_LIST_DONE_COUNT_OFFSET 17 /* G2D_DMA_HOLD_CMD */ -#define G2D_USER_HOLD (1 << 2) +#define G2D_USET_HOLD (1 << 2) #define G2D_LIST_HOLD (1 << 1) #define G2D_BITBLT_HOLD (1 << 0) @@ -97,27 +91,13 @@ #define G2D_START_NHOLT (1 << 1) #define G2D_START_BITBLT (1 << 0) -/* buffer color format */ -#define G2D_FMT_XRGB8888 0 -#define G2D_FMT_ARGB8888 1 -#define G2D_FMT_RGB565 2 -#define G2D_FMT_XRGB1555 3 -#define G2D_FMT_ARGB1555 4 -#define G2D_FMT_XRGB4444 5 -#define G2D_FMT_ARGB4444 6 -#define G2D_FMT_PACKED_RGB888 7 -#define G2D_FMT_A8 11 -#define G2D_FMT_L8 12 - -/* buffer valid length */ -#define G2D_LEN_MIN 1 -#define G2D_LEN_MAX 8000 - #define G2D_CMDLIST_SIZE (PAGE_SIZE / 4) #define G2D_CMDLIST_NUM 64 #define G2D_CMDLIST_POOL_SIZE (G2D_CMDLIST_SIZE * G2D_CMDLIST_NUM) #define G2D_CMDLIST_DATA_NUM (G2D_CMDLIST_SIZE / sizeof(u32) - 2) +#define MAX_BUF_ADDR_NR 6 + /* maximum buffer pool size of userptr is 64MB as default */ #define MAX_POOL (64 * 1024 * 1024) @@ -126,17 +106,6 @@ enum { BUF_TYPE_USERPTR, }; -enum g2d_reg_type { - REG_TYPE_NONE = -1, - REG_TYPE_SRC, - REG_TYPE_SRC_PLANE2, - REG_TYPE_DST, - REG_TYPE_DST_PLANE2, - REG_TYPE_PAT, - REG_TYPE_MSK, - MAX_REG_TYPE_NR -}; - /* cmdlist data structure */ struct g2d_cmdlist { u32 head; @@ -144,42 +113,6 @@ struct g2d_cmdlist { u32 last; /* last data offset */ }; -/* - * A structure of buffer description - * - * @format: color format - * @left_x: the x coordinates of left top corner - * @top_y: the y coordinates of left top corner - * @right_x: the x coordinates of right bottom corner - * @bottom_y: the y coordinates of right bottom corner - * - */ -struct g2d_buf_desc { - unsigned int format; - unsigned int left_x; - unsigned int top_y; - unsigned int right_x; - unsigned int bottom_y; -}; - -/* - * A structure of buffer information - * - * @map_nr: manages the number of mapped buffers - * @reg_types: stores regitster type in the order of requested command - * @handles: stores buffer handle in its reg_type position - * @types: stores buffer type in its reg_type position - * @descs: stores buffer description in its reg_type position - * - */ -struct g2d_buf_info { - unsigned int map_nr; - enum g2d_reg_type reg_types[MAX_REG_TYPE_NR]; - unsigned long handles[MAX_REG_TYPE_NR]; - unsigned int types[MAX_REG_TYPE_NR]; - struct g2d_buf_desc descs[MAX_REG_TYPE_NR]; -}; - struct drm_exynos_pending_g2d_event { struct drm_pending_event base; struct drm_exynos_g2d_event event; @@ -198,11 +131,14 @@ struct g2d_cmdlist_userptr { bool in_pool; bool out_of_list; }; + struct g2d_cmdlist_node { struct list_head list; struct g2d_cmdlist *cmdlist; + unsigned int map_nr; + unsigned long handles[MAX_BUF_ADDR_NR]; + unsigned int obj_type[MAX_BUF_ADDR_NR]; dma_addr_t dma_addr; - struct g2d_buf_info buf_info; struct drm_exynos_pending_g2d_event *event; }; @@ -252,7 +188,6 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) struct exynos_drm_subdrv *subdrv = &g2d->subdrv; int nr; int ret; - struct g2d_buf_info *buf_info; init_dma_attrs(&g2d->cmdlist_dma_attrs); dma_set_attr(DMA_ATTR_WRITE_COMBINE, &g2d->cmdlist_dma_attrs); @@ -274,17 +209,11 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) } for (nr = 0; nr < G2D_CMDLIST_NUM; nr++) { - unsigned int i; - node[nr].cmdlist = g2d->cmdlist_pool_virt + nr * G2D_CMDLIST_SIZE; node[nr].dma_addr = g2d->cmdlist_pool + nr * G2D_CMDLIST_SIZE; - buf_info = &node[nr].buf_info; - for (i = 0; i < MAX_REG_TYPE_NR; i++) - buf_info->reg_types[i] = REG_TYPE_NONE; - list_add_tail(&node[nr].list, &g2d->free_cmdlist); } @@ -521,7 +450,7 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, DMA_BIDIRECTIONAL); if (ret < 0) { DRM_ERROR("failed to map sgt with dma region.\n"); - goto err_sg_free_table; + goto err_free_sgt; } g2d_userptr->dma_addr = sgt->sgl[0].dma_address; @@ -538,10 +467,8 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, return &g2d_userptr->dma_addr; -err_sg_free_table: - sg_free_table(sgt); - err_free_sgt: + sg_free_table(sgt); kfree(sgt); sgt = NULL; @@ -579,172 +506,36 @@ static void g2d_userptr_free_all(struct drm_device *drm_dev, g2d->current_pool = 0; } -static enum g2d_reg_type g2d_get_reg_type(int reg_offset) -{ - enum g2d_reg_type reg_type; - - switch (reg_offset) { - case G2D_SRC_BASE_ADDR: - case G2D_SRC_COLOR_MODE: - case G2D_SRC_LEFT_TOP: - case G2D_SRC_RIGHT_BOTTOM: - reg_type = REG_TYPE_SRC; - break; - case G2D_SRC_PLANE2_BASE_ADDR: - reg_type = REG_TYPE_SRC_PLANE2; - break; - case G2D_DST_BASE_ADDR: - case G2D_DST_COLOR_MODE: - case G2D_DST_LEFT_TOP: - case G2D_DST_RIGHT_BOTTOM: - reg_type = REG_TYPE_DST; - break; - case G2D_DST_PLANE2_BASE_ADDR: - reg_type = REG_TYPE_DST_PLANE2; - break; - case G2D_PAT_BASE_ADDR: - reg_type = REG_TYPE_PAT; - break; - case G2D_MSK_BASE_ADDR: - reg_type = REG_TYPE_MSK; - break; - default: - reg_type = REG_TYPE_NONE; - DRM_ERROR("Unknown register offset![%d]\n", reg_offset); - break; - }; - - return reg_type; -} - -static unsigned long g2d_get_buf_bpp(unsigned int format) -{ - unsigned long bpp; - - switch (format) { - case G2D_FMT_XRGB8888: - case G2D_FMT_ARGB8888: - bpp = 4; - break; - case G2D_FMT_RGB565: - case G2D_FMT_XRGB1555: - case G2D_FMT_ARGB1555: - case G2D_FMT_XRGB4444: - case G2D_FMT_ARGB4444: - bpp = 2; - break; - case G2D_FMT_PACKED_RGB888: - bpp = 3; - break; - default: - bpp = 1; - break; - } - - return bpp; -} - -static bool g2d_check_buf_desc_is_valid(struct g2d_buf_desc *buf_desc, - enum g2d_reg_type reg_type, - unsigned long size) -{ - unsigned int width, height; - unsigned long area; - - /* - * check source and destination buffers only. - * so the others are always valid. - */ - if (reg_type != REG_TYPE_SRC && reg_type != REG_TYPE_DST) - return true; - - width = buf_desc->right_x - buf_desc->left_x; - if (width < G2D_LEN_MIN || width > G2D_LEN_MAX) { - DRM_ERROR("width[%u] is out of range!\n", width); - return false; - } - - height = buf_desc->bottom_y - buf_desc->top_y; - if (height < G2D_LEN_MIN || height > G2D_LEN_MAX) { - DRM_ERROR("height[%u] is out of range!\n", height); - return false; - } - - area = (unsigned long)width * (unsigned long)height * - g2d_get_buf_bpp(buf_desc->format); - if (area > size) { - DRM_ERROR("area[%lu] is out of range[%lu]!\n", area, size); - return false; - } - - return true; -} - static int g2d_map_cmdlist_gem(struct g2d_data *g2d, struct g2d_cmdlist_node *node, struct drm_device *drm_dev, struct drm_file *file) { struct g2d_cmdlist *cmdlist = node->cmdlist; - struct g2d_buf_info *buf_info = &node->buf_info; int offset; - int ret; int i; - for (i = 0; i < buf_info->map_nr; i++) { - struct g2d_buf_desc *buf_desc; - enum g2d_reg_type reg_type; - int reg_pos; + for (i = 0; i < node->map_nr; i++) { unsigned long handle; dma_addr_t *addr; - reg_pos = cmdlist->last - 2 * (i + 1); - - offset = cmdlist->data[reg_pos]; - handle = cmdlist->data[reg_pos + 1]; - - reg_type = g2d_get_reg_type(offset); - if (reg_type == REG_TYPE_NONE) { - ret = -EFAULT; - goto err; - } - - buf_desc = &buf_info->descs[reg_type]; - - if (buf_info->types[reg_type] == BUF_TYPE_GEM) { - unsigned long size; - - size = exynos_drm_gem_get_size(drm_dev, handle, file); - if (!size) { - ret = -EFAULT; - goto err; - } - - if (!g2d_check_buf_desc_is_valid(buf_desc, reg_type, - size)) { - ret = -EFAULT; - goto err; - } + offset = cmdlist->last - (i * 2 + 1); + handle = cmdlist->data[offset]; + if (node->obj_type[i] == BUF_TYPE_GEM) { addr = exynos_drm_gem_get_dma_addr(drm_dev, handle, file); if (IS_ERR(addr)) { - ret = -EFAULT; - goto err; + node->map_nr = i; + return -EFAULT; } } else { struct drm_exynos_g2d_userptr g2d_userptr; if (copy_from_user(&g2d_userptr, (void __user *)handle, sizeof(struct drm_exynos_g2d_userptr))) { - ret = -EFAULT; - goto err; - } - - if (!g2d_check_buf_desc_is_valid(buf_desc, reg_type, - g2d_userptr.size)) { - ret = -EFAULT; - goto err; + node->map_nr = i; + return -EFAULT; } addr = g2d_userptr_get_dma_addr(drm_dev, @@ -753,21 +544,16 @@ static int g2d_map_cmdlist_gem(struct g2d_data *g2d, file, &handle); if (IS_ERR(addr)) { - ret = -EFAULT; - goto err; + node->map_nr = i; + return -EFAULT; } } - cmdlist->data[reg_pos + 1] = *addr; - buf_info->reg_types[i] = reg_type; - buf_info->handles[reg_type] = handle; + cmdlist->data[offset] = *addr; + node->handles[i] = handle; } return 0; - -err: - buf_info->map_nr = i; - return ret; } static void g2d_unmap_cmdlist_gem(struct g2d_data *g2d, @@ -775,33 +561,22 @@ static void g2d_unmap_cmdlist_gem(struct g2d_data *g2d, struct drm_file *filp) { struct exynos_drm_subdrv *subdrv = &g2d->subdrv; - struct g2d_buf_info *buf_info = &node->buf_info; int i; - for (i = 0; i < buf_info->map_nr; i++) { - struct g2d_buf_desc *buf_desc; - enum g2d_reg_type reg_type; - unsigned long handle; - - reg_type = buf_info->reg_types[i]; - - buf_desc = &buf_info->descs[reg_type]; - handle = buf_info->handles[reg_type]; + for (i = 0; i < node->map_nr; i++) { + unsigned long handle = node->handles[i]; - if (buf_info->types[reg_type] == BUF_TYPE_GEM) + if (node->obj_type[i] == BUF_TYPE_GEM) exynos_drm_gem_put_dma_addr(subdrv->drm_dev, handle, filp); else g2d_userptr_put_dma_addr(subdrv->drm_dev, handle, false); - buf_info->reg_types[i] = REG_TYPE_NONE; - buf_info->handles[reg_type] = 0; - buf_info->types[reg_type] = 0; - memset(buf_desc, 0x00, sizeof(*buf_desc)); + node->handles[i] = 0; } - buf_info->map_nr = 0; + node->map_nr = 0; } static void g2d_dma_start(struct g2d_data *g2d, @@ -814,6 +589,10 @@ static void g2d_dma_start(struct g2d_data *g2d, pm_runtime_get_sync(g2d->dev); clk_enable(g2d->gate_clk); + /* interrupt enable */ + writel_relaxed(G2D_INTEN_ACF | G2D_INTEN_UCF | G2D_INTEN_GCF, + g2d->regs + G2D_INTEN); + writel_relaxed(node->dma_addr, g2d->regs + G2D_DMA_SFR_BASE_ADDR); writel_relaxed(G2D_DMA_START, g2d->regs + G2D_DMA_COMMAND); } @@ -864,6 +643,7 @@ static void g2d_runqueue_worker(struct work_struct *work) struct g2d_data *g2d = container_of(work, struct g2d_data, runqueue_work); + mutex_lock(&g2d->runqueue_mutex); clk_disable(g2d->gate_clk); pm_runtime_put_sync(g2d->dev); @@ -944,14 +724,20 @@ static int g2d_check_reg_offset(struct device *dev, int i; for (i = 0; i < nr; i++) { - struct g2d_buf_info *buf_info = &node->buf_info; - struct g2d_buf_desc *buf_desc; - enum g2d_reg_type reg_type; - unsigned long value; - index = cmdlist->last - 2 * (i + 1); + if (for_addr) { + /* check userptr buffer type. */ + reg_offset = (cmdlist->data[index] & + ~0x7fffffff) >> 31; + if (reg_offset) { + node->obj_type[i] = BUF_TYPE_USERPTR; + cmdlist->data[index] &= ~G2D_BUF_USERPTR; + } + } + reg_offset = cmdlist->data[index] & ~0xfffff000; + if (reg_offset < G2D_VALID_START || reg_offset > G2D_VALID_END) goto err; if (reg_offset % 4) @@ -967,60 +753,8 @@ static int g2d_check_reg_offset(struct device *dev, if (!for_addr) goto err; - reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; - - /* check userptr buffer type. */ - if ((cmdlist->data[index] & ~0x7fffffff) >> 31) { - buf_info->types[reg_type] = BUF_TYPE_USERPTR; - cmdlist->data[index] &= ~G2D_BUF_USERPTR; - } else - buf_info->types[reg_type] = BUF_TYPE_GEM; - break; - case G2D_SRC_COLOR_MODE: - case G2D_DST_COLOR_MODE: - if (for_addr) - goto err; - - reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; - - buf_desc = &buf_info->descs[reg_type]; - value = cmdlist->data[index + 1]; - - buf_desc->format = value & 0xf; - break; - case G2D_SRC_LEFT_TOP: - case G2D_DST_LEFT_TOP: - if (for_addr) - goto err; - - reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; - - buf_desc = &buf_info->descs[reg_type]; - value = cmdlist->data[index + 1]; - - buf_desc->left_x = value & 0x1fff; - buf_desc->top_y = (value & 0x1fff0000) >> 16; - break; - case G2D_SRC_RIGHT_BOTTOM: - case G2D_DST_RIGHT_BOTTOM: - if (for_addr) - goto err; - - reg_type = g2d_get_reg_type(reg_offset); - if (reg_type == REG_TYPE_NONE) - goto err; - - buf_desc = &buf_info->descs[reg_type]; - value = cmdlist->data[index + 1]; - - buf_desc->right_x = value & 0x1fff; - buf_desc->bottom_y = (value & 0x1fff0000) >> 16; + if (node->obj_type[i] != BUF_TYPE_USERPTR) + node->obj_type[i] = BUF_TYPE_GEM; break; default: if (for_addr) @@ -1126,23 +860,9 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, cmdlist->data[cmdlist->last++] = G2D_SRC_BASE_ADDR; cmdlist->data[cmdlist->last++] = 0; - /* - * 'LIST_HOLD' command should be set to the DMA_HOLD_CMD_REG - * and GCF bit should be set to INTEN register if user wants - * G2D interrupt event once current command list execution is - * finished. - * Otherwise only ACF bit should be set to INTEN register so - * that one interrupt is occured after all command lists - * have been completed. - */ if (node->event) { - cmdlist->data[cmdlist->last++] = G2D_INTEN; - cmdlist->data[cmdlist->last++] = G2D_INTEN_ACF | G2D_INTEN_GCF; cmdlist->data[cmdlist->last++] = G2D_DMA_HOLD_CMD; cmdlist->data[cmdlist->last++] = G2D_LIST_HOLD; - } else { - cmdlist->data[cmdlist->last++] = G2D_INTEN; - cmdlist->data[cmdlist->last++] = G2D_INTEN_ACF; } /* Check size of cmdlist: last 2 is about G2D_BITBLT_START */ @@ -1167,7 +887,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, if (ret < 0) goto err_free_event; - node->buf_info.map_nr = req->cmd_buf_nr; + node->map_nr = req->cmd_buf_nr; if (req->cmd_buf_nr) { struct drm_exynos_g2d_cmd *cmd_buf; diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.c b/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.c index 0e6fe000578c..67e17ce112b6 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -164,27 +164,6 @@ void exynos_drm_gem_destroy(struct exynos_drm_gem_obj *exynos_gem_obj) exynos_gem_obj = NULL; } -unsigned long exynos_drm_gem_get_size(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *file_priv) -{ - struct exynos_drm_gem_obj *exynos_gem_obj; - struct drm_gem_object *obj; - - obj = drm_gem_object_lookup(dev, file_priv, gem_handle); - if (!obj) { - DRM_ERROR("failed to lookup gem object.\n"); - return 0; - } - - exynos_gem_obj = to_exynos_gem_obj(obj); - - drm_gem_object_unreference_unlocked(obj); - - return exynos_gem_obj->buffer->size; -} - - struct exynos_drm_gem_obj *exynos_drm_gem_init(struct drm_device *dev, unsigned long size) { diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.h b/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.h index 468766bee450..35ebac47dc2b 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.h +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_gem.h @@ -130,11 +130,6 @@ int exynos_drm_gem_userptr_ioctl(struct drm_device *dev, void *data, int exynos_drm_gem_get_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -/* get buffer size to gem handle. */ -unsigned long exynos_drm_gem_get_size(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *file_priv); - /* initialize gem object. */ int exynos_drm_gem_init_object(struct drm_gem_object *obj); diff --git a/trunk/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/trunk/drivers/gpu/drm/exynos/exynos_drm_vidi.c index 9504b0cd825a..13ccbd4bcfaa 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -117,12 +117,13 @@ static struct edid *vidi_get_edid(struct device *dev, } edid_len = (1 + ctx->raw_edid->extensions) * EDID_LENGTH; - edid = kmemdup(ctx->raw_edid, edid_len, GFP_KERNEL); + edid = kzalloc(edid_len, GFP_KERNEL); if (!edid) { DRM_DEBUG_KMS("failed to allocate edid\n"); return ERR_PTR(-ENOMEM); } + memcpy(edid, ctx->raw_edid, edid_len); return edid; } @@ -562,11 +563,12 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, return -EINVAL; } edid_len = (1 + raw_edid->extensions) * EDID_LENGTH; - ctx->raw_edid = kmemdup(raw_edid, edid_len, GFP_KERNEL); + ctx->raw_edid = kzalloc(edid_len, GFP_KERNEL); if (!ctx->raw_edid) { DRM_DEBUG_KMS("failed to allocate raw_edid.\n"); return -ENOMEM; } + memcpy(ctx->raw_edid, raw_edid, edid_len); } else { /* * with connection = 0, free raw_edid diff --git a/trunk/drivers/gpu/drm/exynos/exynos_mixer.c b/trunk/drivers/gpu/drm/exynos/exynos_mixer.c index 2f4f72f07047..e919aba29b3d 100644 --- a/trunk/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/trunk/drivers/gpu/drm/exynos/exynos_mixer.c @@ -818,7 +818,7 @@ static void mixer_win_disable(void *ctx, int win) mixer_ctx->win_data[win].enabled = false; } -static int mixer_check_timing(void *ctx, struct fb_videomode *timing) +int mixer_check_timing(void *ctx, struct fb_videomode *timing) { struct mixer_context *mixer_ctx = ctx; u32 w, h; diff --git a/trunk/drivers/gpu/drm/i915/i915_debugfs.c b/trunk/drivers/gpu/drm/i915/i915_debugfs.c index 7299ea45dd03..aae31489c893 100644 --- a/trunk/drivers/gpu/drm/i915/i915_debugfs.c +++ b/trunk/drivers/gpu/drm/i915/i915_debugfs.c @@ -103,7 +103,7 @@ static const char *cache_level_str(int type) static void describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) { - seq_printf(m, "%pK: %s%s %8zdKiB %02x %02x %d %d %d%s%s%s", + seq_printf(m, "%p: %s%s %8zdKiB %02x %02x %d %d %d%s%s%s", &obj->base, get_pin_flag(obj), get_tiling_flag(obj), diff --git a/trunk/drivers/gpu/drm/i915/i915_drv.c b/trunk/drivers/gpu/drm/i915/i915_drv.c index e9b57893db2b..c5b8c81b9440 100644 --- a/trunk/drivers/gpu/drm/i915/i915_drv.c +++ b/trunk/drivers/gpu/drm/i915/i915_drv.c @@ -125,11 +125,6 @@ MODULE_PARM_DESC(preliminary_hw_support, "Enable Haswell and ValleyView Support. " "(default: false)"); -int i915_disable_power_well __read_mostly = 0; -module_param_named(disable_power_well, i915_disable_power_well, int, 0600); -MODULE_PARM_DESC(disable_power_well, - "Disable the power well when possible (default: false)"); - static struct drm_driver driver; extern int intel_agp_enabled; @@ -384,15 +379,15 @@ static const struct pci_device_id pciidlist[] = { /* aka */ INTEL_VGA_DEVICE(0x0A06, &intel_haswell_m_info), /* ULT GT1 mobile */ INTEL_VGA_DEVICE(0x0A16, &intel_haswell_m_info), /* ULT GT2 mobile */ INTEL_VGA_DEVICE(0x0A26, &intel_haswell_m_info), /* ULT GT2 mobile */ - INTEL_VGA_DEVICE(0x0D02, &intel_haswell_d_info), /* CRW GT1 desktop */ - INTEL_VGA_DEVICE(0x0D12, &intel_haswell_d_info), /* CRW GT2 desktop */ + INTEL_VGA_DEVICE(0x0D12, &intel_haswell_d_info), /* CRW GT1 desktop */ INTEL_VGA_DEVICE(0x0D22, &intel_haswell_d_info), /* CRW GT2 desktop */ - INTEL_VGA_DEVICE(0x0D0A, &intel_haswell_d_info), /* CRW GT1 server */ - INTEL_VGA_DEVICE(0x0D1A, &intel_haswell_d_info), /* CRW GT2 server */ + INTEL_VGA_DEVICE(0x0D32, &intel_haswell_d_info), /* CRW GT2 desktop */ + INTEL_VGA_DEVICE(0x0D1A, &intel_haswell_d_info), /* CRW GT1 server */ INTEL_VGA_DEVICE(0x0D2A, &intel_haswell_d_info), /* CRW GT2 server */ - INTEL_VGA_DEVICE(0x0D06, &intel_haswell_m_info), /* CRW GT1 mobile */ - INTEL_VGA_DEVICE(0x0D16, &intel_haswell_m_info), /* CRW GT2 mobile */ + INTEL_VGA_DEVICE(0x0D3A, &intel_haswell_d_info), /* CRW GT2 server */ + INTEL_VGA_DEVICE(0x0D16, &intel_haswell_m_info), /* CRW GT1 mobile */ INTEL_VGA_DEVICE(0x0D26, &intel_haswell_m_info), /* CRW GT2 mobile */ + INTEL_VGA_DEVICE(0x0D36, &intel_haswell_m_info), /* CRW GT2 mobile */ INTEL_VGA_DEVICE(0x0f30, &intel_valleyview_m_info), INTEL_VGA_DEVICE(0x0157, &intel_valleyview_m_info), INTEL_VGA_DEVICE(0x0155, &intel_valleyview_d_info), @@ -500,7 +495,6 @@ static int i915_drm_freeze(struct drm_device *dev) intel_modeset_disable(dev); drm_irq_uninstall(dev); - dev_priv->enable_hotplug_processing = false; } i915_save_state(dev); @@ -574,20 +568,10 @@ static int __i915_drm_thaw(struct drm_device *dev) error = i915_gem_init_hw(dev); mutex_unlock(&dev->struct_mutex); - /* We need working interrupts for modeset enabling ... */ - drm_irq_install(dev); - intel_modeset_init_hw(dev); intel_modeset_setup_hw_state(dev, false); - - /* - * ... but also need to make sure that hotplug processing - * doesn't cause havoc. Like in the driver load code we don't - * bother with the tiny race here where we might loose hotplug - * notifications. - * */ + drm_irq_install(dev); intel_hpd_init(dev); - dev_priv->enable_hotplug_processing = true; } intel_opregion_init(dev); diff --git a/trunk/drivers/gpu/drm/i915/i915_drv.h b/trunk/drivers/gpu/drm/i915/i915_drv.h index 01769e2a9953..e95337c97459 100644 --- a/trunk/drivers/gpu/drm/i915/i915_drv.h +++ b/trunk/drivers/gpu/drm/i915/i915_drv.h @@ -1398,7 +1398,6 @@ extern int i915_enable_fbc __read_mostly; extern bool i915_enable_hangcheck __read_mostly; extern int i915_enable_ppgtt __read_mostly; extern unsigned int i915_preliminary_hw_support __read_mostly; -extern int i915_disable_power_well __read_mostly; extern int i915_suspend(struct drm_device *dev, pm_message_t state); extern int i915_resume(struct drm_device *dev); diff --git a/trunk/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/trunk/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 9a48e1a2d417..2f2daebd0eef 100644 --- a/trunk/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/trunk/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -57,7 +57,7 @@ eb_create(struct drm_i915_gem_execbuffer2 *args) if (eb == NULL) { int size = args->buffer_count; int count = PAGE_SIZE / sizeof(struct hlist_head) / 2; - BUILD_BUG_ON_NOT_POWER_OF_2(PAGE_SIZE / sizeof(struct hlist_head)); + BUILD_BUG_ON(!is_power_of_2(PAGE_SIZE / sizeof(struct hlist_head))); while (count > 2*size) count >>= 1; eb = kzalloc(count*sizeof(struct hlist_head) + @@ -732,8 +732,6 @@ validate_exec_list(struct drm_i915_gem_exec_object2 *exec, int count) { int i; - int relocs_total = 0; - int relocs_max = INT_MAX / sizeof(struct drm_i915_gem_relocation_entry); for (i = 0; i < count; i++) { char __user *ptr = (char __user *)(uintptr_t)exec[i].relocs_ptr; @@ -742,13 +740,10 @@ validate_exec_list(struct drm_i915_gem_exec_object2 *exec, if (exec[i].flags & __EXEC_OBJECT_UNKNOWN_FLAGS) return -EINVAL; - /* First check for malicious input causing overflow in - * the worst case where we need to allocate the entire - * relocation tree as a single array. - */ - if (exec[i].relocation_count > relocs_max - relocs_total) + /* First check for malicious input causing overflow */ + if (exec[i].relocation_count > + INT_MAX / sizeof(struct drm_i915_gem_relocation_entry)) return -EINVAL; - relocs_total += exec[i].relocation_count; length = exec[i].relocation_count * sizeof(struct drm_i915_gem_relocation_entry); diff --git a/trunk/drivers/gpu/drm/i915/i915_irq.c b/trunk/drivers/gpu/drm/i915/i915_irq.c index 3c7bb0410b51..2cd97d1cc920 100644 --- a/trunk/drivers/gpu/drm/i915/i915_irq.c +++ b/trunk/drivers/gpu/drm/i915/i915_irq.c @@ -701,7 +701,7 @@ static irqreturn_t ivybridge_irq_handler(int irq, void *arg) { struct drm_device *dev = (struct drm_device *) arg; drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; - u32 de_iir, gt_iir, de_ier, pm_iir, sde_ier; + u32 de_iir, gt_iir, de_ier, pm_iir; irqreturn_t ret = IRQ_NONE; int i; @@ -711,15 +711,6 @@ static irqreturn_t ivybridge_irq_handler(int irq, void *arg) de_ier = I915_READ(DEIER); I915_WRITE(DEIER, de_ier & ~DE_MASTER_IRQ_CONTROL); - /* Disable south interrupts. We'll only write to SDEIIR once, so further - * interrupts will will be stored on its back queue, and then we'll be - * able to process them after we restore SDEIER (as soon as we restore - * it, we'll get an interrupt if SDEIIR still has something to process - * due to its back queue). */ - sde_ier = I915_READ(SDEIER); - I915_WRITE(SDEIER, 0); - POSTING_READ(SDEIER); - gt_iir = I915_READ(GTIIR); if (gt_iir) { snb_gt_irq_handler(dev, dev_priv, gt_iir); @@ -768,8 +759,6 @@ static irqreturn_t ivybridge_irq_handler(int irq, void *arg) I915_WRITE(DEIER, de_ier); POSTING_READ(DEIER); - I915_WRITE(SDEIER, sde_ier); - POSTING_READ(SDEIER); return ret; } @@ -789,7 +778,7 @@ static irqreturn_t ironlake_irq_handler(int irq, void *arg) struct drm_device *dev = (struct drm_device *) arg; drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; int ret = IRQ_NONE; - u32 de_iir, gt_iir, de_ier, pm_iir, sde_ier; + u32 de_iir, gt_iir, de_ier, pm_iir; atomic_inc(&dev_priv->irq_received); @@ -798,15 +787,6 @@ static irqreturn_t ironlake_irq_handler(int irq, void *arg) I915_WRITE(DEIER, de_ier & ~DE_MASTER_IRQ_CONTROL); POSTING_READ(DEIER); - /* Disable south interrupts. We'll only write to SDEIIR once, so further - * interrupts will will be stored on its back queue, and then we'll be - * able to process them after we restore SDEIER (as soon as we restore - * it, we'll get an interrupt if SDEIIR still has something to process - * due to its back queue). */ - sde_ier = I915_READ(SDEIER); - I915_WRITE(SDEIER, 0); - POSTING_READ(SDEIER); - de_iir = I915_READ(DEIIR); gt_iir = I915_READ(GTIIR); pm_iir = I915_READ(GEN6_PMIIR); @@ -869,8 +849,6 @@ static irqreturn_t ironlake_irq_handler(int irq, void *arg) done: I915_WRITE(DEIER, de_ier); POSTING_READ(DEIER); - I915_WRITE(SDEIER, sde_ier); - POSTING_READ(SDEIER); return ret; } diff --git a/trunk/drivers/gpu/drm/i915/i915_reg.h b/trunk/drivers/gpu/drm/i915/i915_reg.h index 848992f67d56..527b664d3434 100644 --- a/trunk/drivers/gpu/drm/i915/i915_reg.h +++ b/trunk/drivers/gpu/drm/i915/i915_reg.h @@ -1613,9 +1613,9 @@ #define ADPA_CRT_HOTPLUG_FORCE_TRIGGER (1<<16) #define ADPA_USE_VGA_HVPOLARITY (1<<15) #define ADPA_SETS_HVPOLARITY 0 -#define ADPA_VSYNC_CNTL_DISABLE (1<<10) +#define ADPA_VSYNC_CNTL_DISABLE (1<<11) #define ADPA_VSYNC_CNTL_ENABLE 0 -#define ADPA_HSYNC_CNTL_DISABLE (1<<11) +#define ADPA_HSYNC_CNTL_DISABLE (1<<10) #define ADPA_HSYNC_CNTL_ENABLE 0 #define ADPA_VSYNC_ACTIVE_HIGH (1<<4) #define ADPA_VSYNC_ACTIVE_LOW 0 diff --git a/trunk/drivers/gpu/drm/i915/intel_crt.c b/trunk/drivers/gpu/drm/i915/intel_crt.c index 1ce45a0a2d3e..969d08c72d10 100644 --- a/trunk/drivers/gpu/drm/i915/intel_crt.c +++ b/trunk/drivers/gpu/drm/i915/intel_crt.c @@ -45,9 +45,6 @@ struct intel_crt { struct intel_encoder base; - /* DPMS state is stored in the connector, which we need in the - * encoder's enable/disable callbacks */ - struct intel_connector *connector; bool force_hotplug_required; u32 adpa_reg; }; @@ -84,6 +81,29 @@ static bool intel_crt_get_hw_state(struct intel_encoder *encoder, return true; } +static void intel_disable_crt(struct intel_encoder *encoder) +{ + struct drm_i915_private *dev_priv = encoder->base.dev->dev_private; + struct intel_crt *crt = intel_encoder_to_crt(encoder); + u32 temp; + + temp = I915_READ(crt->adpa_reg); + temp &= ~(ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE); + temp &= ~ADPA_DAC_ENABLE; + I915_WRITE(crt->adpa_reg, temp); +} + +static void intel_enable_crt(struct intel_encoder *encoder) +{ + struct drm_i915_private *dev_priv = encoder->base.dev->dev_private; + struct intel_crt *crt = intel_encoder_to_crt(encoder); + u32 temp; + + temp = I915_READ(crt->adpa_reg); + temp |= ADPA_DAC_ENABLE; + I915_WRITE(crt->adpa_reg, temp); +} + /* Note: The caller is required to filter out dpms modes not supported by the * platform. */ static void intel_crt_set_dpms(struct intel_encoder *encoder, int mode) @@ -115,19 +135,6 @@ static void intel_crt_set_dpms(struct intel_encoder *encoder, int mode) I915_WRITE(crt->adpa_reg, temp); } -static void intel_disable_crt(struct intel_encoder *encoder) -{ - intel_crt_set_dpms(encoder, DRM_MODE_DPMS_OFF); -} - -static void intel_enable_crt(struct intel_encoder *encoder) -{ - struct intel_crt *crt = intel_encoder_to_crt(encoder); - - intel_crt_set_dpms(encoder, crt->connector->base.dpms); -} - - static void intel_crt_dpms(struct drm_connector *connector, int mode) { struct drm_device *dev = connector->dev; @@ -739,7 +746,6 @@ void intel_crt_init(struct drm_device *dev) } connector = &intel_connector->base; - crt->connector = intel_connector; drm_connector_init(dev, &intel_connector->base, &intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA); diff --git a/trunk/drivers/gpu/drm/i915/intel_ddi.c b/trunk/drivers/gpu/drm/i915/intel_ddi.c index 8d0bac3c35d7..d64af5aa4a1c 100644 --- a/trunk/drivers/gpu/drm/i915/intel_ddi.c +++ b/trunk/drivers/gpu/drm/i915/intel_ddi.c @@ -1391,8 +1391,8 @@ void intel_ddi_prepare_link_retrain(struct drm_encoder *encoder) struct intel_dp *intel_dp = &intel_dig_port->dp; struct drm_i915_private *dev_priv = encoder->dev->dev_private; enum port port = intel_dig_port->port; + bool wait; uint32_t val; - bool wait = false; if (I915_READ(DP_TP_CTL(port)) & DP_TP_CTL_ENABLE) { val = I915_READ(DDI_BUF_CTL(port)); diff --git a/trunk/drivers/gpu/drm/i915/intel_display.c b/trunk/drivers/gpu/drm/i915/intel_display.c index b20d50192fcc..a05ac2c91ba2 100644 --- a/trunk/drivers/gpu/drm/i915/intel_display.c +++ b/trunk/drivers/gpu/drm/i915/intel_display.c @@ -3604,30 +3604,6 @@ static void intel_crtc_dpms_overlay(struct intel_crtc *intel_crtc, bool enable) */ } -/** - * i9xx_fixup_plane - ugly workaround for G45 to fire up the hardware - * cursor plane briefly if not already running after enabling the display - * plane. - * This workaround avoids occasional blank screens when self refresh is - * enabled. - */ -static void -g4x_fixup_plane(struct drm_i915_private *dev_priv, enum pipe pipe) -{ - u32 cntl = I915_READ(CURCNTR(pipe)); - - if ((cntl & CURSOR_MODE) == 0) { - u32 fw_bcl_self = I915_READ(FW_BLC_SELF); - - I915_WRITE(FW_BLC_SELF, fw_bcl_self & ~FW_BLC_SELF_EN); - I915_WRITE(CURCNTR(pipe), CURSOR_MODE_64_ARGB_AX); - intel_wait_for_vblank(dev_priv->dev, pipe); - I915_WRITE(CURCNTR(pipe), cntl); - I915_WRITE(CURBASE(pipe), I915_READ(CURBASE(pipe))); - I915_WRITE(FW_BLC_SELF, fw_bcl_self); - } -} - static void i9xx_crtc_enable(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; @@ -3653,8 +3629,6 @@ static void i9xx_crtc_enable(struct drm_crtc *crtc) intel_enable_pipe(dev_priv, pipe, false); intel_enable_plane(dev_priv, plane, pipe); - if (IS_G4X(dev)) - g4x_fixup_plane(dev_priv, pipe); intel_crtc_load_lut(crtc); intel_update_fbc(dev); @@ -5771,11 +5745,6 @@ static int haswell_crtc_mode_set(struct drm_crtc *crtc, num_connectors++; } - if (is_cpu_edp) - intel_crtc->cpu_transcoder = TRANSCODER_EDP; - else - intel_crtc->cpu_transcoder = pipe; - /* We are not sure yet this won't happen. */ WARN(!HAS_PCH_LPT(dev), "Unexpected PCH type %d\n", INTEL_PCH_TYPE(dev)); @@ -5842,6 +5811,11 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, int pipe = intel_crtc->pipe; int ret; + if (IS_HASWELL(dev) && intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP)) + intel_crtc->cpu_transcoder = TRANSCODER_EDP; + else + intel_crtc->cpu_transcoder = pipe; + drm_vblank_pre_modeset(dev, pipe); ret = dev_priv->display.crtc_mode_set(crtc, mode, adjusted_mode, @@ -7282,8 +7256,8 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, { struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = dev->dev_private; - struct drm_framebuffer *old_fb = crtc->fb; - struct drm_i915_gem_object *obj = to_intel_framebuffer(fb)->obj; + struct intel_framebuffer *intel_fb; + struct drm_i915_gem_object *obj; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct intel_unpin_work *work; unsigned long flags; @@ -7308,7 +7282,8 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, work->event = event; work->crtc = crtc; - work->old_fb_obj = to_intel_framebuffer(old_fb)->obj; + intel_fb = to_intel_framebuffer(crtc->fb); + work->old_fb_obj = intel_fb->obj; INIT_WORK(&work->work, intel_unpin_work_fn); ret = drm_vblank_get(dev, intel_crtc->pipe); @@ -7328,6 +7303,9 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, intel_crtc->unpin_work = work; spin_unlock_irqrestore(&dev->event_lock, flags); + intel_fb = to_intel_framebuffer(fb); + obj = intel_fb->obj; + if (atomic_read(&intel_crtc->unpin_work_count) >= 2) flush_workqueue(dev_priv->wq); @@ -7362,7 +7340,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, cleanup_pending: atomic_dec(&intel_crtc->unpin_work_count); - crtc->fb = old_fb; drm_gem_object_unreference(&work->old_fb_obj->base); drm_gem_object_unreference(&obj->base); mutex_unlock(&dev->struct_mutex); diff --git a/trunk/drivers/gpu/drm/i915/intel_dp.c b/trunk/drivers/gpu/drm/i915/intel_dp.c index 8fc93f90a7cd..f61cb7998c72 100644 --- a/trunk/drivers/gpu/drm/i915/intel_dp.c +++ b/trunk/drivers/gpu/drm/i915/intel_dp.c @@ -353,8 +353,7 @@ intel_dp_aux_wait_done(struct intel_dp *intel_dp, bool has_aux_irq) #define C (((status = I915_READ_NOTRACE(ch_ctl)) & DP_AUX_CH_CTL_SEND_BUSY) == 0) if (has_aux_irq) - done = wait_event_timeout(dev_priv->gmbus_wait_queue, C, - msecs_to_jiffies(10)); + done = wait_event_timeout(dev_priv->gmbus_wait_queue, C, 10); else done = wait_for_atomic(C, 10) == 0; if (!done) @@ -820,7 +819,6 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, struct intel_link_m_n m_n; int pipe = intel_crtc->pipe; enum transcoder cpu_transcoder = intel_crtc->cpu_transcoder; - int target_clock; /* * Find the lane count in the intel_encoder private @@ -836,22 +834,13 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, } } - target_clock = mode->clock; - for_each_encoder_on_crtc(dev, crtc, intel_encoder) { - if (intel_encoder->type == INTEL_OUTPUT_EDP) { - target_clock = intel_edp_target_clock(intel_encoder, - mode); - break; - } - } - /* * Compute the GMCH and Link ratios. The '3' here is * the number of bytes_per_pixel post-LUT, which we always * set up for 8-bits of R/G/B, or 3 bytes total. */ intel_link_compute_m_n(intel_crtc->bpp, lane_count, - target_clock, adjusted_mode->clock, &m_n); + mode->clock, adjusted_mode->clock, &m_n); if (IS_HASWELL(dev)) { I915_WRITE(PIPE_DATA_M1(cpu_transcoder), @@ -1940,7 +1929,7 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) for (i = 0; i < intel_dp->lane_count; i++) if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0) break; - if (i == intel_dp->lane_count) { + if (i == intel_dp->lane_count && voltage_tries == 5) { ++loop_tries; if (loop_tries == 5) { DRM_DEBUG_KMS("too many full retries, give up\n"); @@ -2559,15 +2548,12 @@ void intel_dp_encoder_destroy(struct drm_encoder *encoder) { struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder); struct intel_dp *intel_dp = &intel_dig_port->dp; - struct drm_device *dev = intel_dp_to_dev(intel_dp); i2c_del_adapter(&intel_dp->adapter); drm_encoder_cleanup(encoder); if (is_edp(intel_dp)) { cancel_delayed_work_sync(&intel_dp->panel_vdd_work); - mutex_lock(&dev->mode_config.mutex); ironlake_panel_vdd_off_sync(intel_dp); - mutex_unlock(&dev->mode_config.mutex); } kfree(intel_dig_port); } diff --git a/trunk/drivers/gpu/drm/i915/intel_i2c.c b/trunk/drivers/gpu/drm/i915/intel_i2c.c index ef4744e1bf0b..acf8aec9ada7 100644 --- a/trunk/drivers/gpu/drm/i915/intel_i2c.c +++ b/trunk/drivers/gpu/drm/i915/intel_i2c.c @@ -203,13 +203,7 @@ intel_gpio_setup(struct intel_gmbus *bus, u32 pin) algo->data = bus; } -/* - * gmbus on gen4 seems to be able to generate legacy interrupts even when in MSI - * mode. This results in spurious interrupt warnings if the legacy irq no. is - * shared with another device. The kernel then disables that interrupt source - * and so prevents the other device from working properly. - */ -#define HAS_GMBUS_IRQ(dev) (INTEL_INFO(dev)->gen >= 5) +#define HAS_GMBUS_IRQ(dev) (INTEL_INFO(dev)->gen >= 4) static int gmbus_wait_hw_status(struct drm_i915_private *dev_priv, u32 gmbus2_status, @@ -220,9 +214,6 @@ gmbus_wait_hw_status(struct drm_i915_private *dev_priv, u32 gmbus2 = 0; DEFINE_WAIT(wait); - if (!HAS_GMBUS_IRQ(dev_priv->dev)) - gmbus4_irq_en = 0; - /* Important: The hw handles only the first bit, so set only one! Since * we also need to check for NAKs besides the hw ready/idle signal, we * need to wake up periodically and check that ourselves. */ diff --git a/trunk/drivers/gpu/drm/i915/intel_panel.c b/trunk/drivers/gpu/drm/i915/intel_panel.c index bee8cb6108a7..a3730e0289e5 100644 --- a/trunk/drivers/gpu/drm/i915/intel_panel.c +++ b/trunk/drivers/gpu/drm/i915/intel_panel.c @@ -321,6 +321,9 @@ void intel_panel_enable_backlight(struct drm_device *dev, if (dev_priv->backlight_level == 0) dev_priv->backlight_level = intel_panel_get_max_backlight(dev); + dev_priv->backlight_enabled = true; + intel_panel_actually_set_backlight(dev, dev_priv->backlight_level); + if (INTEL_INFO(dev)->gen >= 4) { uint32_t reg, tmp; @@ -356,12 +359,12 @@ void intel_panel_enable_backlight(struct drm_device *dev, } set_level: - /* Call below after setting BLC_PWM_CPU_CTL2 and BLC_PWM_PCH_CTL1. - * BLC_PWM_CPU_CTL may be cleared to zero automatically when these - * registers are set. + /* Check the current backlight level and try to set again if it's zero. + * On some machines, BLC_PWM_CPU_CTL is cleared to zero automatically + * when BLC_PWM_CPU_CTL2 and BLC_PWM_PCH_CTL1 are written. */ - dev_priv->backlight_enabled = true; - intel_panel_actually_set_backlight(dev, dev_priv->backlight_level); + if (!intel_panel_get_backlight(dev)) + intel_panel_actually_set_backlight(dev, dev_priv->backlight_level); } static void intel_panel_init_backlight(struct drm_device *dev) diff --git a/trunk/drivers/gpu/drm/i915/intel_pm.c b/trunk/drivers/gpu/drm/i915/intel_pm.c index adca00783e61..61fee7fcdc2c 100644 --- a/trunk/drivers/gpu/drm/i915/intel_pm.c +++ b/trunk/drivers/gpu/drm/i915/intel_pm.c @@ -2574,7 +2574,7 @@ static void gen6_enable_rps(struct drm_device *dev) I915_WRITE(GEN6_RC_SLEEP, 0); I915_WRITE(GEN6_RC1e_THRESHOLD, 1000); I915_WRITE(GEN6_RC6_THRESHOLD, 50000); - I915_WRITE(GEN6_RC6p_THRESHOLD, 150000); + I915_WRITE(GEN6_RC6p_THRESHOLD, 100000); I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */ /* Check if we are enabling RC6 */ @@ -4079,9 +4079,6 @@ void intel_set_power_well(struct drm_device *dev, bool enable) if (!IS_HASWELL(dev)) return; - if (!i915_disable_power_well && !enable) - return; - tmp = I915_READ(HSW_PWR_WELL_DRIVER); is_enabled = tmp & HSW_PWR_WELL_STATE; enable_requested = tmp & HSW_PWR_WELL_ENABLE; diff --git a/trunk/drivers/gpu/drm/mgag200/mgag200_drv.h b/trunk/drivers/gpu/drm/mgag200/mgag200_drv.h index 4d932c46725d..5ea5033eae0a 100644 --- a/trunk/drivers/gpu/drm/mgag200/mgag200_drv.h +++ b/trunk/drivers/gpu/drm/mgag200/mgag200_drv.h @@ -112,6 +112,7 @@ struct mga_framebuffer { struct mga_fbdev { struct drm_fb_helper helper; struct mga_framebuffer mfb; + struct list_head fbdev_list; void *sysram; int size; struct ttm_bo_kmap_obj mapping; diff --git a/trunk/drivers/gpu/drm/mgag200/mgag200_i2c.c b/trunk/drivers/gpu/drm/mgag200/mgag200_i2c.c index d3dcf54e6233..5a88ec51b513 100644 --- a/trunk/drivers/gpu/drm/mgag200/mgag200_i2c.c +++ b/trunk/drivers/gpu/drm/mgag200/mgag200_i2c.c @@ -92,7 +92,6 @@ struct mga_i2c_chan *mgag200_i2c_create(struct drm_device *dev) int ret; int data, clock; - WREG_DAC(MGA1064_GEN_IO_CTL2, 1); WREG_DAC(MGA1064_GEN_IO_DATA, 0xff); WREG_DAC(MGA1064_GEN_IO_CTL, 0); diff --git a/trunk/drivers/gpu/drm/mgag200/mgag200_mode.c b/trunk/drivers/gpu/drm/mgag200/mgag200_mode.c index 78d8e919509f..d3d99a28ddef 100644 --- a/trunk/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/trunk/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -382,19 +382,19 @@ static int mga_g200eh_set_plls(struct mga_device *mdev, long clock) m = n = p = 0; vcomax = 800000; vcomin = 400000; - pllreffreq = 33333; + pllreffreq = 3333; delta = 0xffffffff; permitteddelta = clock * 5 / 1000; - for (testp = 16; testp > 0; testp >>= 1) { + for (testp = 16; testp > 0; testp--) { if (clock * testp > vcomax) continue; if (clock * testp < vcomin) continue; for (testm = 1; testm < 33; testm++) { - for (testn = 17; testn < 257; testn++) { + for (testn = 1; testn < 257; testn++) { computed = (pllreffreq * testn) / (testm * testp); if (computed > clock) @@ -404,11 +404,11 @@ static int mga_g200eh_set_plls(struct mga_device *mdev, long clock) if (tmpdelta < delta) { delta = tmpdelta; n = testn - 1; - m = (testm - 1); + m = (testm - 1) | ((n >> 1) & 0x80); p = testp - 1; } if ((clock * testp) >= 600000) - p |= 0x80; + p |= 80; } } } @@ -751,6 +751,8 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc, int i; unsigned char misc = 0; unsigned char ext_vga[6]; + unsigned char ext_vga_index24; + unsigned char dac_index90 = 0; u8 bppshift; static unsigned char dacvalue[] = { @@ -801,6 +803,7 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc, option2 = 0x0000b000; break; case G200_ER: + dac_index90 = 0; break; } @@ -849,8 +852,10 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc, WREG_DAC(i, dacvalue[i]); } - if (mdev->type == G200_ER) - WREG_DAC(0x90, 0); + if (mdev->type == G200_ER) { + WREG_DAC(0x90, dac_index90); + } + if (option) pci_write_config_dword(dev->pdev, PCI_MGA_OPTION, option); @@ -947,6 +952,8 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc, if (mdev->type == G200_WB) ext_vga[1] |= 0x88; + ext_vga_index24 = 0x05; + /* Set pixel clocks */ misc = 0x2d; WREG8(MGA_MISC_OUT, misc); @@ -958,7 +965,7 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc, } if (mdev->type == G200_ER) - WREG_ECRT(0x24, 0x5); + WREG_ECRT(24, ext_vga_index24); if (mdev->type == G200_EV) { WREG_ECRT(6, 0); @@ -1399,14 +1406,6 @@ static int mga_vga_get_modes(struct drm_connector *connector) static int mga_vga_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { - struct drm_device *dev = connector->dev; - struct mga_device *mdev = (struct mga_device*)dev->dev_private; - struct mga_fbdev *mfbdev = mdev->mfbdev; - struct drm_fb_helper *fb_helper = &mfbdev->helper; - struct drm_fb_helper_connector *fb_helper_conn = NULL; - int bpp = 32; - int i = 0; - /* FIXME: Add bandwidth and g200se limitations */ if (mode->crtc_hdisplay > 2048 || mode->crtc_hsync_start > 4096 || @@ -1416,25 +1415,6 @@ static int mga_vga_mode_valid(struct drm_connector *connector, return MODE_BAD; } - /* Validate the mode input by the user */ - for (i = 0; i < fb_helper->connector_count; i++) { - if (fb_helper->connector_info[i]->connector == connector) { - /* Found the helper for this connector */ - fb_helper_conn = fb_helper->connector_info[i]; - if (fb_helper_conn->cmdline_mode.specified) { - if (fb_helper_conn->cmdline_mode.bpp_specified) { - bpp = fb_helper_conn->cmdline_mode.bpp; - } - } - } - } - - if ((mode->hdisplay * mode->vdisplay * (bpp/8)) > mdev->mc.vram_size) { - if (fb_helper_conn) - fb_helper_conn->cmdline_mode.specified = false; - return MODE_BAD; - } - return MODE_OK; } diff --git a/trunk/drivers/gpu/drm/nouveau/core/core/object.c b/trunk/drivers/gpu/drm/nouveau/core/core/object.c index 3b2e7b6304d3..0daab62ea14c 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/core/object.c +++ b/trunk/drivers/gpu/drm/nouveau/core/core/object.c @@ -278,6 +278,7 @@ nouveau_object_del(struct nouveau_object *client, u32 _parent, u32 _handle) struct nouveau_object *parent = NULL; struct nouveau_object *namedb = NULL; struct nouveau_handle *handle = NULL; + int ret = -EINVAL; parent = nouveau_handle_ref(client, _parent); if (!parent) @@ -294,7 +295,7 @@ nouveau_object_del(struct nouveau_object *client, u32 _parent, u32 _handle) } nouveau_object_ref(NULL, &parent); - return handle ? 0 : -EINVAL; + return ret; } int diff --git a/trunk/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c b/trunk/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c index 02e369f80449..5fa13267bd9f 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c +++ b/trunk/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c @@ -544,13 +544,13 @@ nv50_disp_curs_ofuncs = { static void nv50_disp_base_vblank_enable(struct nouveau_event *event, int head) { - nv_mask(event->priv, 0x61002c, (4 << head), (4 << head)); + nv_mask(event->priv, 0x61002c, (1 << head), (1 << head)); } static void nv50_disp_base_vblank_disable(struct nouveau_event *event, int head) { - nv_mask(event->priv, 0x61002c, (4 << head), 0); + nv_mask(event->priv, 0x61002c, (1 << head), (0 << head)); } static int diff --git a/trunk/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c b/trunk/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c index 4857f913efdd..61cec0f6ff1c 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c +++ b/trunk/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c @@ -350,7 +350,7 @@ nve0_graph_init_gpc_0(struct nvc0_graph_priv *priv) nv_wr32(priv, GPC_UNIT(gpc, 0x0918), magicgpc918); } - nv_wr32(priv, GPC_BCAST(0x3fd4), magicgpc918); + nv_wr32(priv, GPC_BCAST(0x1bd4), magicgpc918); nv_wr32(priv, GPC_BCAST(0x08ac), nv_rd32(priv, 0x100800)); } diff --git a/trunk/drivers/gpu/drm/nouveau/core/include/subdev/therm.h b/trunk/drivers/gpu/drm/nouveau/core/include/subdev/therm.h index 0b20fc0d19c1..6b17b614629f 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/include/subdev/therm.h +++ b/trunk/drivers/gpu/drm/nouveau/core/include/subdev/therm.h @@ -4,7 +4,7 @@ #include #include -enum nouveau_therm_fan_mode { +enum nouveau_therm_mode { NOUVEAU_THERM_CTRL_NONE = 0, NOUVEAU_THERM_CTRL_MANUAL = 1, NOUVEAU_THERM_CTRL_AUTO = 2, diff --git a/trunk/drivers/gpu/drm/nouveau/core/subdev/bios/base.c b/trunk/drivers/gpu/drm/nouveau/core/subdev/bios/base.c index 0e2c1a4f1659..e816f06637a7 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/subdev/bios/base.c +++ b/trunk/drivers/gpu/drm/nouveau/core/subdev/bios/base.c @@ -248,22 +248,6 @@ nouveau_bios_shadow_pci(struct nouveau_bios *bios) } } -static void -nouveau_bios_shadow_platform(struct nouveau_bios *bios) -{ - struct pci_dev *pdev = nv_device(bios)->pdev; - size_t size; - - void __iomem *rom = pci_platform_rom(pdev, &size); - if (rom && size) { - bios->data = kmalloc(size, GFP_KERNEL); - if (bios->data) { - memcpy_fromio(bios->data, rom, size); - bios->size = size; - } - } -} - static int nouveau_bios_score(struct nouveau_bios *bios, const bool writeable) { @@ -304,7 +288,6 @@ nouveau_bios_shadow(struct nouveau_bios *bios) { "PROM", nouveau_bios_shadow_prom, false, 0, 0, NULL }, { "ACPI", nouveau_bios_shadow_acpi, true, 0, 0, NULL }, { "PCIROM", nouveau_bios_shadow_pci, true, 0, 0, NULL }, - { "PLATFORM", nouveau_bios_shadow_platform, true, 0, 0, NULL }, {} }; struct methods *mthd, *best; diff --git a/trunk/drivers/gpu/drm/nouveau/core/subdev/bios/init.c b/trunk/drivers/gpu/drm/nouveau/core/subdev/bios/init.c index 9c41b58d57e2..2cc1e6a5eb6a 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/subdev/bios/init.c +++ b/trunk/drivers/gpu/drm/nouveau/core/subdev/bios/init.c @@ -869,7 +869,7 @@ init_idx_addr_latched(struct nvbios_init *init) init->offset += 2; init_wr32(init, dreg, idata); - init_mask(init, creg, ~mask, data | iaddr); + init_mask(init, creg, ~mask, data | idata); } } diff --git a/trunk/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c b/trunk/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c index 2e98e8a3f1aa..a114a0ed7e98 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c +++ b/trunk/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c @@ -142,7 +142,6 @@ nouveau_i2c_port_create_(struct nouveau_object *parent, /* drop port's i2c subdev refcount, i2c handles this itself */ if (ret == 0) { list_add_tail(&port->head, &i2c->ports); - atomic_dec(&parent->refcount); atomic_dec(&engine->refcount); } diff --git a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/base.c b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/base.c index a00a5a76e2d6..f794dc89a3b2 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/base.c +++ b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/base.c @@ -134,7 +134,7 @@ nouveau_therm_alarm(struct nouveau_alarm *alarm) } int -nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode) +nouveau_therm_mode(struct nouveau_therm *therm, int mode) { struct nouveau_therm_priv *priv = (void *)therm; struct nouveau_device *device = nv_device(therm); @@ -149,15 +149,10 @@ nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode) (mode != NOUVEAU_THERM_CTRL_NONE && device->card_type >= NV_C0)) return -EINVAL; - /* do not allow automatic fan management if the thermal sensor is - * not available */ - if (priv->mode == 2 && therm->temp_get(therm) < 0) - return -EINVAL; - if (priv->mode == mode) return 0; - nv_info(therm, "fan management: %s\n", name[mode]); + nv_info(therm, "Thermal management: %s\n", name[mode]); nouveau_therm_update(therm, mode); return 0; } @@ -218,7 +213,7 @@ nouveau_therm_attr_set(struct nouveau_therm *therm, priv->fan->bios.max_duty = value; return 0; case NOUVEAU_THERM_ATTR_FAN_MODE: - return nouveau_therm_fan_mode(therm, value); + return nouveau_therm_mode(therm, value); case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST: priv->bios_sensor.thrs_fan_boost.temp = value; priv->sensor.program_alarms(therm); @@ -268,7 +263,7 @@ _nouveau_therm_init(struct nouveau_object *object) return ret; if (priv->suspend >= 0) - nouveau_therm_fan_mode(therm, priv->mode); + nouveau_therm_mode(therm, priv->mode); priv->sensor.program_alarms(therm); return 0; } @@ -318,12 +313,11 @@ nouveau_therm_create_(struct nouveau_object *parent, int nouveau_therm_preinit(struct nouveau_therm *therm) { - nouveau_therm_sensor_ctor(therm); nouveau_therm_ic_ctor(therm); + nouveau_therm_sensor_ctor(therm); nouveau_therm_fan_ctor(therm); - nouveau_therm_fan_mode(therm, NOUVEAU_THERM_CTRL_NONE); - nouveau_therm_sensor_preinit(therm); + nouveau_therm_mode(therm, NOUVEAU_THERM_CTRL_NONE); return 0; } diff --git a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c index 8b3adec5fbb1..e24090bac195 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c +++ b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c @@ -32,7 +32,6 @@ probe_monitoring_device(struct nouveau_i2c_port *i2c, struct i2c_board_info *info) { struct nouveau_therm_priv *priv = (void *)nouveau_therm(i2c); - struct nvbios_therm_sensor *sensor = &priv->bios_sensor; struct i2c_client *client; request_module("%s%s", I2C_MODULE_PREFIX, info->type); @@ -47,9 +46,8 @@ probe_monitoring_device(struct nouveau_i2c_port *i2c, } nv_info(priv, - "Found an %s at address 0x%x (controlled by lm_sensors, " - "temp offset %+i C)\n", - info->type, info->addr, sensor->offset_constant); + "Found an %s at address 0x%x (controlled by lm_sensors)\n", + info->type, info->addr); priv->ic = client; return true; diff --git a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c index a70d1b7e397b..0f5363edb964 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c +++ b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c @@ -29,83 +29,54 @@ struct nv40_therm_priv { struct nouveau_therm_priv base; }; -enum nv40_sensor_style { INVALID_STYLE = -1, OLD_STYLE = 0, NEW_STYLE = 1 }; - -static enum nv40_sensor_style -nv40_sensor_style(struct nouveau_therm *therm) -{ - struct nouveau_device *device = nv_device(therm); - - switch (device->chipset) { - case 0x43: - case 0x44: - case 0x4a: - case 0x47: - return OLD_STYLE; - - case 0x46: - case 0x49: - case 0x4b: - case 0x4e: - case 0x4c: - case 0x67: - case 0x68: - case 0x63: - return NEW_STYLE; - default: - return INVALID_STYLE; - } -} - static int nv40_sensor_setup(struct nouveau_therm *therm) { - enum nv40_sensor_style style = nv40_sensor_style(therm); + struct nouveau_device *device = nv_device(therm); /* enable ADC readout and disable the ALARM threshold */ - if (style == NEW_STYLE) { + if (device->chipset >= 0x46) { nv_mask(therm, 0x15b8, 0x80000000, 0); nv_wr32(therm, 0x15b0, 0x80003fff); - mdelay(20); /* wait for the temperature to stabilize */ + mdelay(10); /* wait for the temperature to stabilize */ return nv_rd32(therm, 0x15b4) & 0x3fff; - } else if (style == OLD_STYLE) { + } else { nv_wr32(therm, 0x15b0, 0xff); - mdelay(20); /* wait for the temperature to stabilize */ return nv_rd32(therm, 0x15b4) & 0xff; - } else - return -ENODEV; + } } static int nv40_temp_get(struct nouveau_therm *therm) { struct nouveau_therm_priv *priv = (void *)therm; + struct nouveau_device *device = nv_device(therm); struct nvbios_therm_sensor *sensor = &priv->bios_sensor; - enum nv40_sensor_style style = nv40_sensor_style(therm); int core_temp; - if (style == NEW_STYLE) { + if (device->chipset >= 0x46) { nv_wr32(therm, 0x15b0, 0x80003fff); core_temp = nv_rd32(therm, 0x15b4) & 0x3fff; - } else if (style == OLD_STYLE) { + } else { nv_wr32(therm, 0x15b0, 0xff); core_temp = nv_rd32(therm, 0x15b4) & 0xff; - } else - return -ENODEV; + } - /* if the slope or the offset is unset, do no use the sensor */ - if (!sensor->slope_div || !sensor->slope_mult || - !sensor->offset_num || !sensor->offset_den) - return -ENODEV; + /* Setup the sensor if the temperature is 0 */ + if (core_temp == 0) + core_temp = nv40_sensor_setup(therm); + + if (sensor->slope_div == 0) + sensor->slope_div = 1; + if (sensor->offset_den == 0) + sensor->offset_den = 1; + if (sensor->slope_mult < 1) + sensor->slope_mult = 1; core_temp = core_temp * sensor->slope_mult / sensor->slope_div; core_temp = core_temp + sensor->offset_num / sensor->offset_den; core_temp = core_temp + sensor->offset_constant - 8; - /* reserve negative temperatures for errors */ - if (core_temp < 0) - core_temp = 0; - return core_temp; } diff --git a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h index 438d9824b774..06b98706b3fc 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h +++ b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h @@ -102,7 +102,7 @@ struct nouveau_therm_priv { struct i2c_client *ic; }; -int nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode); +int nouveau_therm_mode(struct nouveau_therm *therm, int mode); int nouveau_therm_attr_get(struct nouveau_therm *therm, enum nouveau_therm_attr_type type); int nouveau_therm_attr_set(struct nouveau_therm *therm, @@ -122,7 +122,6 @@ int nouveau_therm_fan_sense(struct nouveau_therm *therm); int nouveau_therm_preinit(struct nouveau_therm *); -void nouveau_therm_sensor_preinit(struct nouveau_therm *); void nouveau_therm_sensor_set_threshold_state(struct nouveau_therm *therm, enum nouveau_therm_thrs thrs, enum nouveau_therm_thrs_state st); diff --git a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c index 470f6a47b656..b37624af8297 100644 --- a/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c +++ b/trunk/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c @@ -34,6 +34,10 @@ nouveau_therm_temp_set_defaults(struct nouveau_therm *therm) { struct nouveau_therm_priv *priv = (void *)therm; + priv->bios_sensor.slope_mult = 1; + priv->bios_sensor.slope_div = 1; + priv->bios_sensor.offset_num = 0; + priv->bios_sensor.offset_den = 1; priv->bios_sensor.offset_constant = 0; priv->bios_sensor.thrs_fan_boost.temp = 90; @@ -56,6 +60,11 @@ nouveau_therm_temp_safety_checks(struct nouveau_therm *therm) struct nouveau_therm_priv *priv = (void *)therm; struct nvbios_therm_sensor *s = &priv->bios_sensor; + if (!priv->bios_sensor.slope_div) + priv->bios_sensor.slope_div = 1; + if (!priv->bios_sensor.offset_den) + priv->bios_sensor.offset_den = 1; + /* enforce a minimum hysteresis on thresholds */ s->thrs_fan_boost.hysteresis = max_t(u8, s->thrs_fan_boost.hysteresis, 2); s->thrs_down_clock.hysteresis = max_t(u8, s->thrs_down_clock.hysteresis, 2); @@ -97,16 +106,16 @@ void nouveau_therm_sensor_event(struct nouveau_therm *therm, const char *thresolds[] = { "fanboost", "downclock", "critical", "shutdown" }; - int temperature = therm->temp_get(therm); + uint8_t temperature = therm->temp_get(therm); if (thrs < 0 || thrs > 3) return; if (dir == NOUVEAU_THERM_THRS_FALLING) - nv_info(therm, "temperature (%i C) went below the '%s' threshold\n", + nv_info(therm, "temperature (%u C) went below the '%s' threshold\n", temperature, thresolds[thrs]); else - nv_info(therm, "temperature (%i C) hit the '%s' threshold\n", + nv_info(therm, "temperature (%u C) hit the '%s' threshold\n", temperature, thresolds[thrs]); active = (dir == NOUVEAU_THERM_THRS_RISING); @@ -114,7 +123,7 @@ void nouveau_therm_sensor_event(struct nouveau_therm *therm, case NOUVEAU_THERM_THRS_FANBOOST: if (active) { nouveau_therm_fan_set(therm, true, 100); - nouveau_therm_fan_mode(therm, NOUVEAU_THERM_CTRL_AUTO); + nouveau_therm_mode(therm, NOUVEAU_THERM_CTRL_AUTO); } break; case NOUVEAU_THERM_THRS_DOWNCLOCK: @@ -193,7 +202,7 @@ alarm_timer_callback(struct nouveau_alarm *alarm) NOUVEAU_THERM_THRS_SHUTDOWN); /* schedule the next poll in one second */ - if (therm->temp_get(therm) >= 0 && list_empty(&alarm->head)) + if (list_empty(&alarm->head)) ptimer->alarm(ptimer, 1000 * 1000 * 1000, alarm); spin_unlock_irqrestore(&priv->sensor.alarm_program_lock, flags); @@ -216,17 +225,6 @@ nouveau_therm_program_alarms_polling(struct nouveau_therm *therm) alarm_timer_callback(&priv->sensor.therm_poll_alarm); } -void -nouveau_therm_sensor_preinit(struct nouveau_therm *therm) -{ - const char *sensor_avail = "yes"; - - if (therm->temp_get(therm) < 0) - sensor_avail = "no"; - - nv_info(therm, "internal sensor: %s\n", sensor_avail); -} - int nouveau_therm_sensor_ctor(struct nouveau_therm *therm) { diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_abi16.c b/trunk/drivers/gpu/drm/nouveau/nouveau_abi16.c index 5eb3e0da7c6e..41241922263f 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_abi16.c +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_abi16.c @@ -116,11 +116,6 @@ nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16, { struct nouveau_abi16_ntfy *ntfy, *temp; - /* wait for all activity to stop before releasing notify object, which - * may be still in use */ - if (chan->chan && chan->ntfy) - nouveau_channel_idle(chan->chan); - /* cleanup notifier state */ list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) { nouveau_abi16_ntfy_fini(chan, ntfy); @@ -391,7 +386,7 @@ nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS) struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_device *device = nv_device(drm->device); struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev); - struct nouveau_abi16_chan *chan = NULL, *temp; + struct nouveau_abi16_chan *chan, *temp; struct nouveau_abi16_ntfy *ntfy; struct nouveau_object *object; struct nv_dma_class args = {}; @@ -404,11 +399,10 @@ nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS) if (unlikely(nv_device(abi16->device)->card_type >= NV_C0)) return nouveau_abi16_put(abi16, -EINVAL); - list_for_each_entry(temp, &abi16->channels, head) { - if (temp->chan->handle == (NVDRM_CHAN | info->channel)) { - chan = temp; + list_for_each_entry_safe(chan, temp, &abi16->channels, head) { + if (chan->chan->handle == (NVDRM_CHAN | info->channel)) break; - } + chan = NULL; } if (!chan) @@ -460,18 +454,17 @@ nouveau_abi16_ioctl_gpuobj_free(ABI16_IOCTL_ARGS) { struct drm_nouveau_gpuobj_free *fini = data; struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev); - struct nouveau_abi16_chan *chan = NULL, *temp; + struct nouveau_abi16_chan *chan, *temp; struct nouveau_abi16_ntfy *ntfy; int ret; if (unlikely(!abi16)) return -ENOMEM; - list_for_each_entry(temp, &abi16->channels, head) { - if (temp->chan->handle == (NVDRM_CHAN | fini->channel)) { - chan = temp; + list_for_each_entry_safe(chan, temp, &abi16->channels, head) { + if (chan->chan->handle == (NVDRM_CHAN | fini->channel)) break; - } + chan = NULL; } if (!chan) diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_agp.c b/trunk/drivers/gpu/drm/nouveau/nouveau_agp.c index 6e7a55f93a85..d28430cd2ba6 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_agp.c +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_agp.c @@ -47,18 +47,6 @@ nouveau_agp_enabled(struct nouveau_drm *drm) if (drm->agp.stat == UNKNOWN) { if (!nouveau_agpmode) return false; -#ifdef __powerpc__ - /* Disable AGP by default on all PowerPC machines for - * now -- At least some UniNorth-2 AGP bridges are - * known to be broken: DMA from the host to the card - * works just fine, but writeback from the card to the - * host goes straight to memory untranslated bypassing - * the GATT somehow, making them quite painful to deal - * with... - */ - if (nouveau_agpmode == -1) - return false; -#endif return true; } diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_bo.c b/trunk/drivers/gpu/drm/nouveau/nouveau_bo.c index 7ff10711a4d0..11ca82148edc 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -801,7 +801,7 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, stride = 16 * 4; height = amount / stride; - if (old_mem->mem_type == TTM_PL_VRAM && + if (new_mem->mem_type == TTM_PL_VRAM && nouveau_bo_tile_layout(nvbo)) { ret = RING_SPACE(chan, 8); if (ret) @@ -823,7 +823,7 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, BEGIN_NV04(chan, NvSubCopy, 0x0200, 1); OUT_RING (chan, 1); } - if (new_mem->mem_type == TTM_PL_VRAM && + if (old_mem->mem_type == TTM_PL_VRAM && nouveau_bo_tile_layout(nvbo)) { ret = RING_SPACE(chan, 8); if (ret) diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_drm.c b/trunk/drivers/gpu/drm/nouveau/nouveau_drm.c index c95decf543e9..d1099365bfc1 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -71,26 +71,12 @@ module_param_named(modeset, nouveau_modeset, int, 0400); static struct drm_driver driver; -static int -nouveau_drm_vblank_handler(struct nouveau_eventh *event, int head) -{ - struct nouveau_drm *drm = - container_of(event, struct nouveau_drm, vblank[head]); - drm_handle_vblank(drm->dev, head); - return NVKM_EVENT_KEEP; -} - static int nouveau_drm_vblank_enable(struct drm_device *dev, int head) { struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_disp *pdisp = nouveau_disp(drm->device); - - if (WARN_ON_ONCE(head > ARRAY_SIZE(drm->vblank))) - return -EIO; - WARN_ON_ONCE(drm->vblank[head].func); - drm->vblank[head].func = nouveau_drm_vblank_handler; - nouveau_event_get(pdisp->vblank, head, &drm->vblank[head]); + nouveau_event_get(pdisp->vblank, head, &drm->vblank); return 0; } @@ -99,11 +85,16 @@ nouveau_drm_vblank_disable(struct drm_device *dev, int head) { struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_disp *pdisp = nouveau_disp(drm->device); - if (drm->vblank[head].func) - nouveau_event_put(pdisp->vblank, head, &drm->vblank[head]); - else - WARN_ON_ONCE(1); - drm->vblank[head].func = NULL; + nouveau_event_put(pdisp->vblank, head, &drm->vblank); +} + +static int +nouveau_drm_vblank_handler(struct nouveau_eventh *event, int head) +{ + struct nouveau_drm *drm = + container_of(event, struct nouveau_drm, vblank); + drm_handle_vblank(drm->dev, head); + return NVKM_EVENT_KEEP; } static u64 @@ -301,6 +292,7 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags) dev->dev_private = drm; drm->dev = dev; + drm->vblank.func = nouveau_drm_vblank_handler; INIT_LIST_HEAD(&drm->clients); spin_lock_init(&drm->tile.lock); diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_drm.h b/trunk/drivers/gpu/drm/nouveau/nouveau_drm.h index 9c39bafbef2c..b25df374c901 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_drm.h +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_drm.h @@ -113,7 +113,7 @@ struct nouveau_drm { struct nvbios vbios; struct nouveau_display *display; struct backlight_device *backlight; - struct nouveau_eventh vblank[4]; + struct nouveau_eventh vblank; /* power management */ struct nouveau_pm *pm; diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_pm.c b/trunk/drivers/gpu/drm/nouveau/nouveau_pm.c index 936b442a6ab7..bb54098c6d97 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_pm.c +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_pm.c @@ -402,12 +402,8 @@ nouveau_hwmon_show_temp(struct device *d, struct device_attribute *a, char *buf) struct drm_device *dev = dev_get_drvdata(d); struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_therm *therm = nouveau_therm(drm->device); - int temp = therm->temp_get(therm); - if (temp < 0) - return temp; - - return snprintf(buf, PAGE_SIZE, "%d\n", temp * 1000); + return snprintf(buf, PAGE_SIZE, "%d\n", therm->temp_get(therm) * 1000); } static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, nouveau_hwmon_show_temp, NULL, 0); @@ -875,12 +871,7 @@ static SENSOR_DEVICE_ATTR(pwm1_max, S_IRUGO | S_IWUSR, nouveau_hwmon_get_pwm1_max, nouveau_hwmon_set_pwm1_max, 0); -static struct attribute *hwmon_default_attributes[] = { - &sensor_dev_attr_name.dev_attr.attr, - &sensor_dev_attr_update_rate.dev_attr.attr, - NULL -}; -static struct attribute *hwmon_temp_attributes[] = { +static struct attribute *hwmon_attributes[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, &sensor_dev_attr_temp1_auto_point1_pwm.dev_attr.attr, &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, @@ -891,6 +882,8 @@ static struct attribute *hwmon_temp_attributes[] = { &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr, &sensor_dev_attr_temp1_emergency.dev_attr.attr, &sensor_dev_attr_temp1_emergency_hyst.dev_attr.attr, + &sensor_dev_attr_name.dev_attr.attr, + &sensor_dev_attr_update_rate.dev_attr.attr, NULL }; static struct attribute *hwmon_fan_rpm_attributes[] = { @@ -905,11 +898,8 @@ static struct attribute *hwmon_pwm_fan_attributes[] = { NULL }; -static const struct attribute_group hwmon_default_attrgroup = { - .attrs = hwmon_default_attributes, -}; -static const struct attribute_group hwmon_temp_attrgroup = { - .attrs = hwmon_temp_attributes, +static const struct attribute_group hwmon_attrgroup = { + .attrs = hwmon_attributes, }; static const struct attribute_group hwmon_fan_rpm_attrgroup = { .attrs = hwmon_fan_rpm_attributes, @@ -941,22 +931,13 @@ nouveau_hwmon_init(struct drm_device *dev) } dev_set_drvdata(hwmon_dev, dev); - /* set the default attributes */ - ret = sysfs_create_group(&hwmon_dev->kobj, &hwmon_default_attrgroup); + /* default sysfs entries */ + ret = sysfs_create_group(&hwmon_dev->kobj, &hwmon_attrgroup); if (ret) { if (ret) goto error; } - /* if the card has a working thermal sensor */ - if (therm->temp_get(therm) >= 0) { - ret = sysfs_create_group(&hwmon_dev->kobj, &hwmon_temp_attrgroup); - if (ret) { - if (ret) - goto error; - } - } - /* if the card has a pwm fan */ /*XXX: incorrect, need better detection for this, some boards have * the gpio entries for pwm fan control even when there's no @@ -998,10 +979,11 @@ nouveau_hwmon_fini(struct drm_device *dev) struct nouveau_pm *pm = nouveau_pm(dev); if (pm->hwmon) { - sysfs_remove_group(&pm->hwmon->kobj, &hwmon_default_attrgroup); - sysfs_remove_group(&pm->hwmon->kobj, &hwmon_temp_attrgroup); - sysfs_remove_group(&pm->hwmon->kobj, &hwmon_pwm_fan_attrgroup); - sysfs_remove_group(&pm->hwmon->kobj, &hwmon_fan_rpm_attrgroup); + sysfs_remove_group(&pm->hwmon->kobj, &hwmon_attrgroup); + sysfs_remove_group(&pm->hwmon->kobj, + &hwmon_pwm_fan_attrgroup); + sysfs_remove_group(&pm->hwmon->kobj, + &hwmon_fan_rpm_attrgroup); hwmon_device_unregister(pm->hwmon); } diff --git a/trunk/drivers/gpu/drm/nouveau/nv50_display.c b/trunk/drivers/gpu/drm/nouveau/nv50_display.c index 1ddc03e51bf4..a6237c9cbbc3 100644 --- a/trunk/drivers/gpu/drm/nouveau/nv50_display.c +++ b/trunk/drivers/gpu/drm/nouveau/nv50_display.c @@ -55,9 +55,9 @@ /* offsets in shared sync bo of various structures */ #define EVO_SYNC(c, o) ((c) * 0x0100 + (o)) -#define EVO_MAST_NTFY EVO_SYNC( 0, 0x00) -#define EVO_FLIP_SEM0(c) EVO_SYNC((c) + 1, 0x00) -#define EVO_FLIP_SEM1(c) EVO_SYNC((c) + 1, 0x10) +#define EVO_MAST_NTFY EVO_SYNC( 0, 0x00) +#define EVO_FLIP_SEM0(c) EVO_SYNC((c), 0x00) +#define EVO_FLIP_SEM1(c) EVO_SYNC((c), 0x10) #define EVO_CORE_HANDLE (0xd1500000) #define EVO_CHAN_HANDLE(t,i) (0xd15c0000 | (((t) & 0x00ff) << 8) | (i)) @@ -341,8 +341,10 @@ struct nv50_curs { struct nv50_sync { struct nv50_dmac base; - u32 addr; - u32 data; + struct { + u32 offset; + u16 value; + } sem; }; struct nv50_ovly { @@ -469,33 +471,13 @@ nv50_display_crtc_sema(struct drm_device *dev, int crtc) return nv50_disp(dev)->sync; } -struct nv50_display_flip { - struct nv50_disp *disp; - struct nv50_sync *chan; -}; - -static bool -nv50_display_flip_wait(void *data) -{ - struct nv50_display_flip *flip = data; - if (nouveau_bo_rd32(flip->disp->sync, flip->chan->addr / 4) == - flip->chan->data) - return true; - usleep_range(1, 2); - return false; -} - void nv50_display_flip_stop(struct drm_crtc *crtc) { - struct nouveau_device *device = nouveau_dev(crtc->dev); - struct nv50_display_flip flip = { - .disp = nv50_disp(crtc->dev), - .chan = nv50_sync(crtc), - }; + struct nv50_sync *sync = nv50_sync(crtc); u32 *push; - push = evo_wait(flip.chan, 8); + push = evo_wait(sync, 8); if (push) { evo_mthd(push, 0x0084, 1); evo_data(push, 0x00000000); @@ -505,10 +487,8 @@ nv50_display_flip_stop(struct drm_crtc *crtc) evo_data(push, 0x00000000); evo_mthd(push, 0x0080, 1); evo_data(push, 0x00000000); - evo_kick(push, flip.chan); + evo_kick(push, sync); } - - nv_wait_cb(device, nv50_display_flip_wait, &flip); } int @@ -516,78 +496,73 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, struct nouveau_channel *chan, u32 swap_interval) { struct nouveau_framebuffer *nv_fb = nouveau_framebuffer(fb); + struct nv50_disp *disp = nv50_disp(crtc->dev); struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); struct nv50_sync *sync = nv50_sync(crtc); - int head = nv_crtc->index, ret; u32 *push; + int ret; swap_interval <<= 4; if (swap_interval == 0) swap_interval |= 0x100; - if (chan == NULL) - evo_sync(crtc->dev); push = evo_wait(sync, 128); if (unlikely(push == NULL)) return -EBUSY; - if (chan && nv_mclass(chan->object) < NV84_CHANNEL_IND_CLASS) { - ret = RING_SPACE(chan, 8); - if (ret) - return ret; - - BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 2); - OUT_RING (chan, NvEvoSema0 + head); - OUT_RING (chan, sync->addr ^ 0x10); - BEGIN_NV04(chan, 0, NV11_SUBCHAN_SEMAPHORE_RELEASE, 1); - OUT_RING (chan, sync->data + 1); - BEGIN_NV04(chan, 0, NV11_SUBCHAN_SEMAPHORE_OFFSET, 2); - OUT_RING (chan, sync->addr); - OUT_RING (chan, sync->data); - } else - if (chan && nv_mclass(chan->object) < NVC0_CHANNEL_IND_CLASS) { - u64 addr = nv84_fence_crtc(chan, head) + sync->addr; - ret = RING_SPACE(chan, 12); - if (ret) - return ret; - - BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 1); - OUT_RING (chan, chan->vram); - BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(addr ^ 0x10)); - OUT_RING (chan, lower_32_bits(addr ^ 0x10)); - OUT_RING (chan, sync->data + 1); - OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_WRITE_LONG); - BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(addr)); - OUT_RING (chan, lower_32_bits(addr)); - OUT_RING (chan, sync->data); - OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_EQUAL); - } else - if (chan) { - u64 addr = nv84_fence_crtc(chan, head) + sync->addr; + /* synchronise with the rendering channel, if necessary */ + if (likely(chan)) { ret = RING_SPACE(chan, 10); if (ret) return ret; - BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(addr ^ 0x10)); - OUT_RING (chan, lower_32_bits(addr ^ 0x10)); - OUT_RING (chan, sync->data + 1); - OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_WRITE_LONG | - NVC0_SUBCHAN_SEMAPHORE_TRIGGER_YIELD); - BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(addr)); - OUT_RING (chan, lower_32_bits(addr)); - OUT_RING (chan, sync->data); - OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_EQUAL | - NVC0_SUBCHAN_SEMAPHORE_TRIGGER_YIELD); - } + if (nv_mclass(chan->object) < NV84_CHANNEL_IND_CLASS) { + BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 2); + OUT_RING (chan, NvEvoSema0 + nv_crtc->index); + OUT_RING (chan, sync->sem.offset); + BEGIN_NV04(chan, 0, NV11_SUBCHAN_SEMAPHORE_RELEASE, 1); + OUT_RING (chan, 0xf00d0000 | sync->sem.value); + BEGIN_NV04(chan, 0, NV11_SUBCHAN_SEMAPHORE_OFFSET, 2); + OUT_RING (chan, sync->sem.offset ^ 0x10); + OUT_RING (chan, 0x74b1e000); + BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 1); + OUT_RING (chan, NvSema); + } else + if (nv_mclass(chan->object) < NVC0_CHANNEL_IND_CLASS) { + u64 offset = nv84_fence_crtc(chan, nv_crtc->index); + offset += sync->sem.offset; + + BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); + OUT_RING (chan, upper_32_bits(offset)); + OUT_RING (chan, lower_32_bits(offset)); + OUT_RING (chan, 0xf00d0000 | sync->sem.value); + OUT_RING (chan, 0x00000002); + BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); + OUT_RING (chan, upper_32_bits(offset)); + OUT_RING (chan, lower_32_bits(offset ^ 0x10)); + OUT_RING (chan, 0x74b1e000); + OUT_RING (chan, 0x00000001); + } else { + u64 offset = nv84_fence_crtc(chan, nv_crtc->index); + offset += sync->sem.offset; + + BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); + OUT_RING (chan, upper_32_bits(offset)); + OUT_RING (chan, lower_32_bits(offset)); + OUT_RING (chan, 0xf00d0000 | sync->sem.value); + OUT_RING (chan, 0x00001002); + BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); + OUT_RING (chan, upper_32_bits(offset)); + OUT_RING (chan, lower_32_bits(offset ^ 0x10)); + OUT_RING (chan, 0x74b1e000); + OUT_RING (chan, 0x00001001); + } - if (chan) { - sync->addr ^= 0x10; - sync->data++; FIRE_RING (chan); + } else { + nouveau_bo_wr32(disp->sync, sync->sem.offset / 4, + 0xf00d0000 | sync->sem.value); + evo_sync(crtc->dev); } /* queue the flip */ @@ -600,9 +575,9 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, evo_data(push, 0x40000000); } evo_mthd(push, 0x0088, 4); - evo_data(push, sync->addr); - evo_data(push, sync->data++); - evo_data(push, sync->data); + evo_data(push, sync->sem.offset); + evo_data(push, 0xf00d0000 | sync->sem.value); + evo_data(push, 0x74b1e000); evo_data(push, NvEvoSync); evo_mthd(push, 0x00a0, 2); evo_data(push, 0x00000000); @@ -630,6 +605,9 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, evo_mthd(push, 0x0080, 1); evo_data(push, 0x00000000); evo_kick(push, sync); + + sync->sem.offset ^= 0x10; + sync->sem.value++; return 0; } @@ -1401,8 +1379,7 @@ nv50_crtc_create(struct drm_device *dev, struct nouveau_object *core, int index) if (ret) goto out; - head->sync.addr = EVO_FLIP_SEM0(index); - head->sync.data = 0x00000000; + head->sync.sem.offset = EVO_SYNC(1 + index, 0x00); /* allocate overlay resources */ ret = nv50_pioc_create(disp->core, NV50_DISP_OIMM_CLASS, index, @@ -2135,23 +2112,15 @@ nv50_display_fini(struct drm_device *dev) int nv50_display_init(struct drm_device *dev) { - struct nv50_disp *disp = nv50_disp(dev); - struct drm_crtc *crtc; - u32 *push; - - push = evo_wait(nv50_mast(dev), 32); - if (!push) - return -EBUSY; - - list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { - struct nv50_sync *sync = nv50_sync(crtc); - nouveau_bo_wr32(disp->sync, sync->addr / 4, sync->data); + u32 *push = evo_wait(nv50_mast(dev), 32); + if (push) { + evo_mthd(push, 0x0088, 1); + evo_data(push, NvEvoSync); + evo_kick(push, nv50_mast(dev)); + return 0; } - evo_mthd(push, 0x0088, 1); - evo_data(push, NvEvoSync); - evo_kick(push, nv50_mast(dev)); - return 0; + return -EBUSY; } void @@ -2276,7 +2245,6 @@ nv50_display_create(struct drm_device *dev) NV_WARN(drm, "failed to create encoder %d/%d/%d: %d\n", dcbe->location, dcbe->type, ffs(dcbe->or) - 1, ret); - ret = 0; } } diff --git a/trunk/drivers/gpu/drm/radeon/evergreen.c b/trunk/drivers/gpu/drm/radeon/evergreen.c index 305a657bf215..3c38ea46531c 100644 --- a/trunk/drivers/gpu/drm/radeon/evergreen.c +++ b/trunk/drivers/gpu/drm/radeon/evergreen.c @@ -2438,12 +2438,6 @@ static u32 evergreen_gpu_check_soft_reset(struct radeon_device *rdev) if (tmp & L2_BUSY) reset_mask |= RADEON_RESET_VMC; - /* Skip MC reset as it's mostly likely not hung, just busy */ - if (reset_mask & RADEON_RESET_MC) { - DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); - reset_mask &= ~RADEON_RESET_MC; - } - return reset_mask; } diff --git a/trunk/drivers/gpu/drm/radeon/evergreen_cs.c b/trunk/drivers/gpu/drm/radeon/evergreen_cs.c index eb8ac315f92f..99fb13286fd0 100644 --- a/trunk/drivers/gpu/drm/radeon/evergreen_cs.c +++ b/trunk/drivers/gpu/drm/radeon/evergreen_cs.c @@ -834,7 +834,7 @@ static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p, __func__, __LINE__, toffset, surf.base_align); return -EINVAL; } - if (surf.nsamples <= 1 && moffset & (surf.base_align - 1)) { + if (moffset & (surf.base_align - 1)) { dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n", __func__, __LINE__, moffset, surf.base_align); return -EINVAL; diff --git a/trunk/drivers/gpu/drm/radeon/ni.c b/trunk/drivers/gpu/drm/radeon/ni.c index 27769e724b6d..7cead763be9e 100644 --- a/trunk/drivers/gpu/drm/radeon/ni.c +++ b/trunk/drivers/gpu/drm/radeon/ni.c @@ -468,19 +468,13 @@ static void cayman_gpu_init(struct radeon_device *rdev) (rdev->pdev->device == 0x9907) || (rdev->pdev->device == 0x9908) || (rdev->pdev->device == 0x9909) || - (rdev->pdev->device == 0x990B) || - (rdev->pdev->device == 0x990C) || - (rdev->pdev->device == 0x990F) || (rdev->pdev->device == 0x9910) || - (rdev->pdev->device == 0x9917) || - (rdev->pdev->device == 0x9999)) { + (rdev->pdev->device == 0x9917)) { rdev->config.cayman.max_simds_per_se = 6; rdev->config.cayman.max_backends_per_se = 2; } else if ((rdev->pdev->device == 0x9903) || (rdev->pdev->device == 0x9904) || (rdev->pdev->device == 0x990A) || - (rdev->pdev->device == 0x990D) || - (rdev->pdev->device == 0x990E) || (rdev->pdev->device == 0x9913) || (rdev->pdev->device == 0x9918)) { rdev->config.cayman.max_simds_per_se = 4; @@ -489,9 +483,6 @@ static void cayman_gpu_init(struct radeon_device *rdev) (rdev->pdev->device == 0x9990) || (rdev->pdev->device == 0x9991) || (rdev->pdev->device == 0x9994) || - (rdev->pdev->device == 0x9995) || - (rdev->pdev->device == 0x9996) || - (rdev->pdev->device == 0x999A) || (rdev->pdev->device == 0x99A0)) { rdev->config.cayman.max_simds_per_se = 3; rdev->config.cayman.max_backends_per_se = 1; @@ -625,22 +616,11 @@ static void cayman_gpu_init(struct radeon_device *rdev) WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config); WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config); - if ((rdev->config.cayman.max_backends_per_se == 1) && - (rdev->flags & RADEON_IS_IGP)) { - if ((disabled_rb_mask & 3) == 1) { - /* RB0 disabled, RB1 enabled */ - tmp = 0x11111111; - } else { - /* RB1 disabled, RB0 enabled */ - tmp = 0x00000000; - } - } else { - tmp = gb_addr_config & NUM_PIPES_MASK; - tmp = r6xx_remap_render_backend(rdev, tmp, - rdev->config.cayman.max_backends_per_se * - rdev->config.cayman.max_shader_engines, - CAYMAN_MAX_BACKENDS, disabled_rb_mask); - } + tmp = gb_addr_config & NUM_PIPES_MASK; + tmp = r6xx_remap_render_backend(rdev, tmp, + rdev->config.cayman.max_backends_per_se * + rdev->config.cayman.max_shader_engines, + CAYMAN_MAX_BACKENDS, disabled_rb_mask); WREG32(GB_BACKEND_MAP, tmp); cgts_tcc_disable = 0xffff0000; @@ -1401,12 +1381,6 @@ static u32 cayman_gpu_check_soft_reset(struct radeon_device *rdev) if (tmp & L2_BUSY) reset_mask |= RADEON_RESET_VMC; - /* Skip MC reset as it's mostly likely not hung, just busy */ - if (reset_mask & RADEON_RESET_MC) { - DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); - reset_mask &= ~RADEON_RESET_MC; - } - return reset_mask; } @@ -1791,7 +1765,6 @@ int cayman_resume(struct radeon_device *rdev) int cayman_suspend(struct radeon_device *rdev) { r600_audio_fini(rdev); - radeon_vm_manager_fini(rdev); cayman_cp_enable(rdev, false); cayman_dma_stop(rdev); evergreen_irq_suspend(rdev); diff --git a/trunk/drivers/gpu/drm/radeon/r600.c b/trunk/drivers/gpu/drm/radeon/r600.c index 0740db3fcd22..6d4b5611daf4 100644 --- a/trunk/drivers/gpu/drm/radeon/r600.c +++ b/trunk/drivers/gpu/drm/radeon/r600.c @@ -1394,12 +1394,6 @@ static u32 r600_gpu_check_soft_reset(struct radeon_device *rdev) if (r600_is_display_hung(rdev)) reset_mask |= RADEON_RESET_DISPLAY; - /* Skip MC reset as it's mostly likely not hung, just busy */ - if (reset_mask & RADEON_RESET_MC) { - DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); - reset_mask &= ~RADEON_RESET_MC; - } - return reset_mask; } diff --git a/trunk/drivers/gpu/drm/radeon/radeon_benchmark.c b/trunk/drivers/gpu/drm/radeon/radeon_benchmark.c index 6e05a2e75a46..bedda9caadd9 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_benchmark.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_benchmark.c @@ -122,7 +122,10 @@ static void radeon_benchmark_move(struct radeon_device *rdev, unsigned size, goto out_cleanup; } - if (rdev->asic->copy.dma) { + /* r100 doesn't have dma engine so skip the test */ + /* also, VRAM-to-VRAM test doesn't make much sense for DMA */ + /* skip it as well if domains are the same */ + if ((rdev->asic->copy.dma) && (sdomain != ddomain)) { time = radeon_benchmark_do_move(rdev, size, saddr, daddr, RADEON_BENCHMARK_COPY_DMA, n); if (time < 0) @@ -132,15 +135,13 @@ static void radeon_benchmark_move(struct radeon_device *rdev, unsigned size, sdomain, ddomain, "dma"); } - if (rdev->asic->copy.blit) { - time = radeon_benchmark_do_move(rdev, size, saddr, daddr, - RADEON_BENCHMARK_COPY_BLIT, n); - if (time < 0) - goto out_cleanup; - if (time > 0) - radeon_benchmark_log_results(n, size, time, - sdomain, ddomain, "blit"); - } + time = radeon_benchmark_do_move(rdev, size, saddr, daddr, + RADEON_BENCHMARK_COPY_BLIT, n); + if (time < 0) + goto out_cleanup; + if (time > 0) + radeon_benchmark_log_results(n, size, time, + sdomain, ddomain, "blit"); out_cleanup: if (sobj) { diff --git a/trunk/drivers/gpu/drm/radeon/radeon_bios.c b/trunk/drivers/gpu/drm/radeon/radeon_bios.c index fa3c56fba294..b8015913d382 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_bios.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_bios.c @@ -99,29 +99,6 @@ static bool radeon_read_bios(struct radeon_device *rdev) return true; } -static bool radeon_read_platform_bios(struct radeon_device *rdev) -{ - uint8_t __iomem *bios; - size_t size; - - rdev->bios = NULL; - - bios = pci_platform_rom(rdev->pdev, &size); - if (!bios) { - return false; - } - - if (size == 0 || bios[0] != 0x55 || bios[1] != 0xaa) { - return false; - } - rdev->bios = kmemdup(bios, size, GFP_KERNEL); - if (rdev->bios == NULL) { - return false; - } - - return true; -} - #ifdef CONFIG_ACPI /* ATRM is used to get the BIOS on the discrete cards in * dual-gpu systems. @@ -643,9 +620,6 @@ bool radeon_get_bios(struct radeon_device *rdev) if (r == false) { r = radeon_read_disabled_bios(rdev); } - if (r == false) { - r = radeon_read_platform_bios(rdev); - } if (r == false || rdev->bios == NULL) { DRM_ERROR("Unable to locate a BIOS ROM\n"); rdev->bios = NULL; diff --git a/trunk/drivers/gpu/drm/radeon/radeon_combios.c b/trunk/drivers/gpu/drm/radeon/radeon_combios.c index 78edadc9e86b..3e403bdda58f 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_combios.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_combios.c @@ -970,15 +970,6 @@ struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct found = 1; } - /* quirks */ - /* Radeon 9100 (R200) */ - if ((dev->pdev->device == 0x514D) && - (dev->pdev->subsystem_vendor == 0x174B) && - (dev->pdev->subsystem_device == 0x7149)) { - /* vbios value is bad, use the default */ - found = 0; - } - if (!found) /* fallback to defaults */ radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac); diff --git a/trunk/drivers/gpu/drm/radeon/radeon_drv.c b/trunk/drivers/gpu/drm/radeon/radeon_drv.c index 66a7f0fd9620..167758488ed6 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_drv.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_drv.c @@ -70,10 +70,9 @@ * 2.27.0 - r600-SI: Add CS ioctl support for async DMA * 2.28.0 - r600-eg: Add MEM_WRITE packet support * 2.29.0 - R500 FP16 color clear registers - * 2.30.0 - fix for FMASK texturing */ #define KMS_DRIVER_MAJOR 2 -#define KMS_DRIVER_MINOR 30 +#define KMS_DRIVER_MINOR 29 #define KMS_DRIVER_PATCHLEVEL 0 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags); int radeon_driver_unload_kms(struct drm_device *dev); diff --git a/trunk/drivers/gpu/drm/radeon/radeon_irq_kms.c b/trunk/drivers/gpu/drm/radeon/radeon_irq_kms.c index 48f80cd42d8f..90374dd77960 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -400,9 +400,6 @@ void radeon_irq_kms_enable_afmt(struct radeon_device *rdev, int block) { unsigned long irqflags; - if (!rdev->ddev->irq_enabled) - return; - spin_lock_irqsave(&rdev->irq.lock, irqflags); rdev->irq.afmt[block] = true; radeon_irq_set(rdev); @@ -422,9 +419,6 @@ void radeon_irq_kms_disable_afmt(struct radeon_device *rdev, int block) { unsigned long irqflags; - if (!rdev->ddev->irq_enabled) - return; - spin_lock_irqsave(&rdev->irq.lock, irqflags); rdev->irq.afmt[block] = false; radeon_irq_set(rdev); @@ -444,9 +438,6 @@ void radeon_irq_kms_enable_hpd(struct radeon_device *rdev, unsigned hpd_mask) unsigned long irqflags; int i; - if (!rdev->ddev->irq_enabled) - return; - spin_lock_irqsave(&rdev->irq.lock, irqflags); for (i = 0; i < RADEON_MAX_HPD_PINS; ++i) rdev->irq.hpd[i] |= !!(hpd_mask & (1 << i)); @@ -467,9 +458,6 @@ void radeon_irq_kms_disable_hpd(struct radeon_device *rdev, unsigned hpd_mask) unsigned long irqflags; int i; - if (!rdev->ddev->irq_enabled) - return; - spin_lock_irqsave(&rdev->irq.lock, irqflags); for (i = 0; i < RADEON_MAX_HPD_PINS; ++i) rdev->irq.hpd[i] &= !(hpd_mask & (1 << i)); diff --git a/trunk/drivers/gpu/drm/radeon/si.c b/trunk/drivers/gpu/drm/radeon/si.c index bafbe3216952..80979ed951eb 100644 --- a/trunk/drivers/gpu/drm/radeon/si.c +++ b/trunk/drivers/gpu/drm/radeon/si.c @@ -2284,12 +2284,6 @@ static u32 si_gpu_check_soft_reset(struct radeon_device *rdev) if (tmp & L2_BUSY) reset_mask |= RADEON_RESET_VMC; - /* Skip MC reset as it's mostly likely not hung, just busy */ - if (reset_mask & RADEON_RESET_MC) { - DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); - reset_mask &= ~RADEON_RESET_MC; - } - return reset_mask; } @@ -4469,7 +4463,6 @@ int si_resume(struct radeon_device *rdev) int si_suspend(struct radeon_device *rdev) { - radeon_vm_manager_fini(rdev); si_cp_enable(rdev, false); cayman_dma_stop(rdev); si_irq_suspend(rdev); diff --git a/trunk/drivers/gpu/drm/tegra/Kconfig b/trunk/drivers/gpu/drm/tegra/Kconfig index be1daf7344d3..c92955df0658 100644 --- a/trunk/drivers/gpu/drm/tegra/Kconfig +++ b/trunk/drivers/gpu/drm/tegra/Kconfig @@ -4,6 +4,7 @@ config DRM_TEGRA select DRM_KMS_HELPER select DRM_GEM_CMA_HELPER select DRM_KMS_CMA_HELPER + select DRM_HDMI select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT diff --git a/trunk/drivers/gpu/drm/udl/udl_connector.c b/trunk/drivers/gpu/drm/udl/udl_connector.c index b44d548c56f8..fe5cdbcf2636 100644 --- a/trunk/drivers/gpu/drm/udl/udl_connector.c +++ b/trunk/drivers/gpu/drm/udl/udl_connector.c @@ -61,10 +61,6 @@ static int udl_get_modes(struct drm_connector *connector) int ret; edid = (struct edid *)udl_get_edid(udl); - if (!edid) { - drm_mode_connector_update_edid_property(connector, NULL); - return 0; - } /* * We only read the main block, but if the monitor reports extension diff --git a/trunk/drivers/hid/hid-core.c b/trunk/drivers/hid/hid-core.c index aa341d135867..512b01c04ea7 100644 --- a/trunk/drivers/hid/hid-core.c +++ b/trunk/drivers/hid/hid-core.c @@ -2077,6 +2077,7 @@ static const struct hid_device_id hid_ignore_list[] = { { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) }, { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) }, { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) }, + { HID_USB_DEVICE(USB_VENDOR_ID_MASTERKIT, USB_DEVICE_ID_MASTERKIT_MA901RADIO) }, { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) }, { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) }, @@ -2243,18 +2244,6 @@ bool hid_ignore(struct hid_device *hdev) hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST)) return true; break; - case USB_VENDOR_ID_ATMEL_V_USB: - /* Masterkit MA901 usb radio based on Atmel tiny85 chip and - * it has the same USB ID as many Atmel V-USB devices. This - * usb radio is handled by radio-ma901.c driver so we want - * ignore the hid. Check the name, bus, product and ignore - * if we have MA901 usb radio. - */ - if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB && - hdev->bus == BUS_USB && - strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0) - return true; - break; } if (hdev->type == HID_TYPE_USBMOUSE && diff --git a/trunk/drivers/hid/hid-ids.h b/trunk/drivers/hid/hid-ids.h index 5309fd5eb0eb..92e47e5c9564 100644 --- a/trunk/drivers/hid/hid-ids.h +++ b/trunk/drivers/hid/hid-ids.h @@ -158,8 +158,6 @@ #define USB_VENDOR_ID_ATMEL 0x03eb #define USB_DEVICE_ID_ATMEL_MULTITOUCH 0x211c #define USB_DEVICE_ID_ATMEL_MXT_DIGITIZER 0x2118 -#define USB_VENDOR_ID_ATMEL_V_USB 0x16c0 -#define USB_DEVICE_ID_ATMEL_V_USB 0x05df #define USB_VENDOR_ID_AUREAL 0x0755 #define USB_DEVICE_ID_AUREAL_W01RN 0x2626 @@ -559,6 +557,9 @@ #define USB_VENDOR_ID_MADCATZ 0x0738 #define USB_DEVICE_ID_MADCATZ_BEATPAD 0x4540 +#define USB_VENDOR_ID_MASTERKIT 0x16c0 +#define USB_DEVICE_ID_MASTERKIT_MA901RADIO 0x05df + #define USB_VENDOR_ID_MCC 0x09db #define USB_DEVICE_ID_MCC_PMD1024LS 0x0076 #define USB_DEVICE_ID_MCC_PMD1208LS 0x007a @@ -589,9 +590,6 @@ #define USB_VENDOR_ID_MONTEREY 0x0566 #define USB_DEVICE_ID_GENIUS_KB29E 0x3004 -#define USB_VENDOR_ID_MSI 0x1770 -#define USB_DEVICE_ID_MSI_GX680R_LED_PANEL 0xff00 - #define USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR 0x0400 #define USB_DEVICE_ID_N_S_HARMONY 0xc359 @@ -686,9 +684,6 @@ #define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001 0x3001 #define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008 0x3008 -#define USB_VENDOR_ID_REALTEK 0x0bda -#define USB_DEVICE_ID_REALTEK_READER 0x0152 - #define USB_VENDOR_ID_ROCCAT 0x1e7d #define USB_DEVICE_ID_ROCCAT_ARVO 0x30d4 #define USB_DEVICE_ID_ROCCAT_ISKU 0x319c diff --git a/trunk/drivers/hid/hid-logitech-dj.c b/trunk/drivers/hid/hid-logitech-dj.c index 8758f38c948c..9500f2f3f8fe 100644 --- a/trunk/drivers/hid/hid-logitech-dj.c +++ b/trunk/drivers/hid/hid-logitech-dj.c @@ -459,25 +459,19 @@ static int logi_dj_recv_send_report(struct dj_receiver_dev *djrcv_dev, struct dj_report *dj_report) { struct hid_device *hdev = djrcv_dev->hdev; - struct hid_report *report; - struct hid_report_enum *output_report_enum; - u8 *data = (u8 *)(&dj_report->device_index); - int i; + int sent_bytes; - output_report_enum = &hdev->report_enum[HID_OUTPUT_REPORT]; - report = output_report_enum->report_id_hash[REPORT_ID_DJ_SHORT]; - - if (!report) { - dev_err(&hdev->dev, "%s: unable to find dj report\n", __func__); + if (!hdev->hid_output_raw_report) { + dev_err(&hdev->dev, "%s:" + "hid_output_raw_report is null\n", __func__); return -ENODEV; } - for (i = 0; i < report->field[0]->report_count; i++) - report->field[0]->value[i] = data[i]; - - usbhid_submit_report(hdev, report, USB_DIR_OUT); + sent_bytes = hdev->hid_output_raw_report(hdev, (u8 *) dj_report, + sizeof(struct dj_report), + HID_OUTPUT_REPORT); - return 0; + return (sent_bytes < 0) ? sent_bytes : 0; } static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev) diff --git a/trunk/drivers/hid/hid-magicmouse.c b/trunk/drivers/hid/hid-magicmouse.c index a8ce44296cfd..f7f113ba083e 100644 --- a/trunk/drivers/hid/hid-magicmouse.c +++ b/trunk/drivers/hid/hid-magicmouse.c @@ -462,21 +462,6 @@ static int magicmouse_input_mapping(struct hid_device *hdev, return 0; } -static void magicmouse_input_configured(struct hid_device *hdev, - struct hid_input *hi) - -{ - struct magicmouse_sc *msc = hid_get_drvdata(hdev); - - int ret = magicmouse_setup_input(msc->input, hdev); - if (ret) { - hid_err(hdev, "magicmouse setup input failed (%d)\n", ret); - /* clean msc->input to notify probe() of the failure */ - msc->input = NULL; - } -} - - static int magicmouse_probe(struct hid_device *hdev, const struct hid_device_id *id) { @@ -508,10 +493,15 @@ static int magicmouse_probe(struct hid_device *hdev, goto err_free; } - if (!msc->input) { - hid_err(hdev, "magicmouse input not registered\n"); - ret = -ENOMEM; - goto err_stop_hw; + /* We do this after hid-input is done parsing reports so that + * hid-input uses the most natural button and axis IDs. + */ + if (msc->input) { + ret = magicmouse_setup_input(msc->input, hdev); + if (ret) { + hid_err(hdev, "magicmouse setup input failed (%d)\n", ret); + goto err_stop_hw; + } } if (id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE) @@ -578,7 +568,6 @@ static struct hid_driver magicmouse_driver = { .remove = magicmouse_remove, .raw_event = magicmouse_raw_event, .input_mapping = magicmouse_input_mapping, - .input_configured = magicmouse_input_configured, }; module_hid_driver(magicmouse_driver); diff --git a/trunk/drivers/hid/hid-multitouch.c b/trunk/drivers/hid/hid-multitouch.c index 82e9211b3ca9..7a1ebb867cf4 100644 --- a/trunk/drivers/hid/hid-multitouch.c +++ b/trunk/drivers/hid/hid-multitouch.c @@ -621,7 +621,6 @@ static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field, { struct mt_device *td = hid_get_drvdata(hid); __s32 quirks = td->mtclass.quirks; - struct input_dev *input = field->hidinput->input; if (hid->claimed & HID_CLAIMED_INPUT) { switch (usage->hid) { @@ -671,16 +670,13 @@ static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field, break; default: - if (usage->type) - input_event(input, usage->type, usage->code, - value); return; } if (usage->usage_index + 1 == field->report_count) { /* we only take into account the last report. */ if (usage->hid == td->last_slot_field) - mt_complete_slot(td, input); + mt_complete_slot(td, field->hidinput->input); if (field->index == td->last_field_index && td->num_received >= td->num_expected) diff --git a/trunk/drivers/hid/usbhid/hid-quirks.c b/trunk/drivers/hid/usbhid/hid-quirks.c index 19b8360f2330..e0e6abf1cd3b 100644 --- a/trunk/drivers/hid/usbhid/hid-quirks.c +++ b/trunk/drivers/hid/usbhid/hid-quirks.c @@ -73,7 +73,6 @@ static const struct hid_blacklist { { USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_FREESCALE, USB_DEVICE_ID_FREESCALE_MX28, HID_QUIRK_NOGET }, { USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS, HID_QUIRK_NOGET }, - { USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GX680R_LED_PANEL, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_NOVATEK, USB_DEVICE_ID_NOVATEK_MOUSE, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1, HID_QUIRK_NO_INIT_REPORTS }, @@ -81,7 +80,6 @@ static const struct hid_blacklist { { USB_VENDOR_ID_PRODIGE, USB_DEVICE_ID_PRODIGE_CORDLESS, HID_QUIRK_NOGET }, { USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001, HID_QUIRK_NOGET }, { USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008, HID_QUIRK_NOGET }, - { USB_VENDOR_ID_REALTEK, USB_DEVICE_ID_REALTEK_READER, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_SENNHEISER, USB_DEVICE_ID_SENNHEISER_BTD500USB, HID_QUIRK_NOGET }, { USB_VENDOR_ID_SIGMATEL, USB_DEVICE_ID_SIGMATEL_STMP3780, HID_QUIRK_NOGET }, { USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET }, diff --git a/trunk/drivers/hwmon/lineage-pem.c b/trunk/drivers/hwmon/lineage-pem.c index ebbb9f4f27a3..41df29f59b0e 100644 --- a/trunk/drivers/hwmon/lineage-pem.c +++ b/trunk/drivers/hwmon/lineage-pem.c @@ -422,7 +422,6 @@ static struct attribute *pem_input_attributes[] = { &sensor_dev_attr_in2_input.dev_attr.attr, &sensor_dev_attr_curr1_input.dev_attr.attr, &sensor_dev_attr_power1_input.dev_attr.attr, - NULL }; static const struct attribute_group pem_input_group = { @@ -433,7 +432,6 @@ static struct attribute *pem_fan_attributes[] = { &sensor_dev_attr_fan1_input.dev_attr.attr, &sensor_dev_attr_fan2_input.dev_attr.attr, &sensor_dev_attr_fan3_input.dev_attr.attr, - NULL }; static const struct attribute_group pem_fan_group = { diff --git a/trunk/drivers/hwmon/lm75.h b/trunk/drivers/hwmon/lm75.h index 5cde94e56f17..668ff4721323 100644 --- a/trunk/drivers/hwmon/lm75.h +++ b/trunk/drivers/hwmon/lm75.h @@ -25,7 +25,7 @@ which contains this code, we don't worry about the wasted space. */ -#include +#include /* straight from the datasheet */ #define LM75_TEMP_MIN (-55000) diff --git a/trunk/drivers/hwmon/pmbus/ltc2978.c b/trunk/drivers/hwmon/pmbus/ltc2978.c index 6d6130752f94..9652a2c92a24 100644 --- a/trunk/drivers/hwmon/pmbus/ltc2978.c +++ b/trunk/drivers/hwmon/pmbus/ltc2978.c @@ -59,10 +59,10 @@ enum chips { ltc2978, ltc3880 }; struct ltc2978_data { enum chips id; int vin_min, vin_max; - int temp_min, temp_max[2]; + int temp_min, temp_max; int vout_min[8], vout_max[8]; int iout_max[2]; - int temp2_max; + int temp2_max[2]; struct pmbus_driver_info info; }; @@ -113,10 +113,9 @@ static int ltc2978_read_word_data_common(struct i2c_client *client, int page, ret = pmbus_read_word_data(client, page, LTC2978_MFR_TEMPERATURE_PEAK); if (ret >= 0) { - if (lin11_to_val(ret) - > lin11_to_val(data->temp_max[page])) - data->temp_max[page] = ret; - ret = data->temp_max[page]; + if (lin11_to_val(ret) > lin11_to_val(data->temp_max)) + data->temp_max = ret; + ret = data->temp_max; } break; case PMBUS_VIRT_RESET_VOUT_HISTORY: @@ -205,9 +204,10 @@ static int ltc3880_read_word_data(struct i2c_client *client, int page, int reg) ret = pmbus_read_word_data(client, page, LTC3880_MFR_TEMPERATURE2_PEAK); if (ret >= 0) { - if (lin11_to_val(ret) > lin11_to_val(data->temp2_max)) - data->temp2_max = ret; - ret = data->temp2_max; + if (lin11_to_val(ret) + > lin11_to_val(data->temp2_max[page])) + data->temp2_max[page] = ret; + ret = data->temp2_max[page]; } break; case PMBUS_VIRT_READ_VIN_MIN: @@ -248,11 +248,11 @@ static int ltc2978_write_word_data(struct i2c_client *client, int page, switch (reg) { case PMBUS_VIRT_RESET_IOUT_HISTORY: - data->iout_max[page] = 0x7c00; + data->iout_max[page] = 0x7fff; ret = ltc2978_clear_peaks(client, page, data->id); break; case PMBUS_VIRT_RESET_TEMP2_HISTORY: - data->temp2_max = 0x7c00; + data->temp2_max[page] = 0x7fff; ret = ltc2978_clear_peaks(client, page, data->id); break; case PMBUS_VIRT_RESET_VOUT_HISTORY: @@ -262,12 +262,12 @@ static int ltc2978_write_word_data(struct i2c_client *client, int page, break; case PMBUS_VIRT_RESET_VIN_HISTORY: data->vin_min = 0x7bff; - data->vin_max = 0x7c00; + data->vin_max = 0; ret = ltc2978_clear_peaks(client, page, data->id); break; case PMBUS_VIRT_RESET_TEMP_HISTORY: data->temp_min = 0x7bff; - data->temp_max[page] = 0x7c00; + data->temp_max = 0x7fff; ret = ltc2978_clear_peaks(client, page, data->id); break; default: @@ -321,14 +321,12 @@ static int ltc2978_probe(struct i2c_client *client, info = &data->info; info->write_word_data = ltc2978_write_word_data; + data->vout_min[0] = 0xffff; data->vin_min = 0x7bff; - data->vin_max = 0x7c00; data->temp_min = 0x7bff; - for (i = 0; i < ARRAY_SIZE(data->temp_max); i++) - data->temp_max[i] = 0x7c00; - data->temp2_max = 0x7c00; + data->temp_max = 0x7fff; - switch (data->id) { + switch (id->driver_data) { case ltc2978: info->read_word_data = ltc2978_read_word_data; info->pages = 8; @@ -338,6 +336,7 @@ static int ltc2978_probe(struct i2c_client *client, for (i = 1; i < 8; i++) { info->func[i] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT; + data->vout_min[i] = 0xffff; } break; case ltc3880: @@ -353,14 +352,11 @@ static int ltc2978_probe(struct i2c_client *client, | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | PMBUS_HAVE_POUT | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP; - data->iout_max[0] = 0x7c00; - data->iout_max[1] = 0x7c00; + data->vout_min[1] = 0xffff; break; default: return -ENODEV; } - for (i = 0; i < info->pages; i++) - data->vout_min[i] = 0xffff; return pmbus_do_probe(client, id, info); } diff --git a/trunk/drivers/hwmon/pmbus/pmbus_core.c b/trunk/drivers/hwmon/pmbus/pmbus_core.c index 9add60920ac0..80eef50c50fd 100644 --- a/trunk/drivers/hwmon/pmbus/pmbus_core.c +++ b/trunk/drivers/hwmon/pmbus/pmbus_core.c @@ -766,14 +766,12 @@ static ssize_t pmbus_show_label(struct device *dev, static int pmbus_add_attribute(struct pmbus_data *data, struct attribute *attr) { if (data->num_attributes >= data->max_attributes - 1) { - int new_max_attrs = data->max_attributes + PMBUS_ATTR_ALLOC_SIZE; - void *new_attrs = krealloc(data->group.attrs, - new_max_attrs * sizeof(void *), - GFP_KERNEL); - if (!new_attrs) + data->max_attributes += PMBUS_ATTR_ALLOC_SIZE; + data->group.attrs = krealloc(data->group.attrs, + sizeof(struct attribute *) * + data->max_attributes, GFP_KERNEL); + if (data->group.attrs == NULL) return -ENOMEM; - data->group.attrs = new_attrs; - data->max_attributes = new_max_attrs; } data->group.attrs[data->num_attributes++] = attr; diff --git a/trunk/drivers/hwmon/sht15.c b/trunk/drivers/hwmon/sht15.c index 2507f902fb7a..bfe326e896df 100644 --- a/trunk/drivers/hwmon/sht15.c +++ b/trunk/drivers/hwmon/sht15.c @@ -965,13 +965,7 @@ static int sht15_probe(struct platform_device *pdev) if (voltage) data->supply_uv = voltage; - ret = regulator_enable(data->reg); - if (ret != 0) { - dev_err(&pdev->dev, - "failed to enable regulator: %d\n", ret); - return ret; - } - + regulator_enable(data->reg); /* * Setup a notifier block to update this if another device * causes the voltage to change diff --git a/trunk/drivers/hwspinlock/hwspinlock_core.c b/trunk/drivers/hwspinlock/hwspinlock_core.c index 461a0d739d75..db713c0dfba4 100644 --- a/trunk/drivers/hwspinlock/hwspinlock_core.c +++ b/trunk/drivers/hwspinlock/hwspinlock_core.c @@ -416,8 +416,6 @@ static int __hwspin_lock_request(struct hwspinlock *hwlock) ret = pm_runtime_get_sync(dev); if (ret < 0) { dev_err(dev, "%s: can't power on device\n", __func__); - pm_runtime_put_noidle(dev); - module_put(dev->driver->owner); return ret; } diff --git a/trunk/drivers/i2c/Kconfig b/trunk/drivers/i2c/Kconfig index e380c6eef3af..46cde098c11c 100644 --- a/trunk/drivers/i2c/Kconfig +++ b/trunk/drivers/i2c/Kconfig @@ -4,6 +4,7 @@ menuconfig I2C tristate "I2C support" + depends on !S390 select RT_MUTEXES ---help--- I2C (pronounce: I-squared-C) is a slow serial bus protocol used in @@ -75,7 +76,6 @@ config I2C_HELPER_AUTO config I2C_SMBUS tristate "SMBus-specific protocols" if !I2C_HELPER_AUTO - depends on GENERIC_HARDIRQS help Say Y here if you want support for SMBus extensions to the I2C specification. At the moment, the only supported extension is diff --git a/trunk/drivers/i2c/busses/Kconfig b/trunk/drivers/i2c/busses/Kconfig index adfee98486b1..a3725de92384 100644 --- a/trunk/drivers/i2c/busses/Kconfig +++ b/trunk/drivers/i2c/busses/Kconfig @@ -114,7 +114,7 @@ config I2C_I801 config I2C_ISCH tristate "Intel SCH SMBus 1.0" - depends on PCI && GENERIC_HARDIRQS + depends on PCI select LPC_SCH help Say Y here if you want to use SMBus controller on the Intel SCH @@ -543,7 +543,6 @@ config I2C_NUC900 config I2C_OCORES tristate "OpenCores I2C Controller" - depends on GENERIC_HARDIRQS help If you say yes to this option, support will be included for the OpenCores I2C controller. For details see @@ -778,7 +777,7 @@ config I2C_DIOLAN_U2C config I2C_PARPORT tristate "Parallel port adapter" - depends on PARPORT && GENERIC_HARDIRQS + depends on PARPORT select I2C_ALGOBIT select I2C_SMBUS help @@ -803,7 +802,6 @@ config I2C_PARPORT config I2C_PARPORT_LIGHT tristate "Parallel port adapter (light)" - depends on GENERIC_HARDIRQS select I2C_ALGOBIT select I2C_SMBUS help diff --git a/trunk/drivers/i2c/busses/i2c-designware-platdrv.c b/trunk/drivers/i2c/busses/i2c-designware-platdrv.c index e3085c487ace..0ceb6e1b0f65 100644 --- a/trunk/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/trunk/drivers/i2c/busses/i2c-designware-platdrv.c @@ -182,6 +182,7 @@ static int dw_i2c_probe(struct platform_device *pdev) adap->algo = &i2c_dw_algo; adap->dev.parent = &pdev->dev; adap->dev.of_node = pdev->dev.of_node; + ACPI_HANDLE_SET(&adap->dev, ACPI_HANDLE(&pdev->dev)); r = i2c_add_numbered_adapter(adap); if (r) { diff --git a/trunk/drivers/i2c/busses/i2c-ismt.c b/trunk/drivers/i2c/busses/i2c-ismt.c index 130f02cc9d94..e9205ee8cf94 100644 --- a/trunk/drivers/i2c/busses/i2c-ismt.c +++ b/trunk/drivers/i2c/busses/i2c-ismt.c @@ -80,7 +80,6 @@ /* PCI DIDs for the Intel SMBus Message Transport (SMT) Devices */ #define PCI_DEVICE_ID_INTEL_S1200_SMT0 0x0c59 #define PCI_DEVICE_ID_INTEL_S1200_SMT1 0x0c5a -#define PCI_DEVICE_ID_INTEL_AVOTON_SMT 0x1f15 #define ISMT_DESC_ENTRIES 32 /* number of descriptor entries */ #define ISMT_MAX_RETRIES 3 /* number of SMBus retries to attempt */ @@ -186,7 +185,6 @@ struct ismt_priv { static const DEFINE_PCI_DEVICE_TABLE(ismt_ids) = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_S1200_SMT0) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_S1200_SMT1) }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_AVOTON_SMT) }, { 0, } }; diff --git a/trunk/drivers/i2c/busses/i2c-tegra.c b/trunk/drivers/i2c/busses/i2c-tegra.c index b714776b6ddd..36704e3ab3fa 100644 --- a/trunk/drivers/i2c/busses/i2c-tegra.c +++ b/trunk/drivers/i2c/busses/i2c-tegra.c @@ -411,11 +411,7 @@ static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev) int clk_multiplier = I2C_CLK_MULTIPLIER_STD_FAST_MODE; u32 clk_divisor; - err = tegra_i2c_clock_enable(i2c_dev); - if (err < 0) { - dev_err(i2c_dev->dev, "Clock enable failed %d\n", err); - return err; - } + tegra_i2c_clock_enable(i2c_dev); tegra_periph_reset_assert(i2c_dev->div_clk); udelay(2); @@ -632,12 +628,7 @@ static int tegra_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], if (i2c_dev->is_suspended) return -EBUSY; - ret = tegra_i2c_clock_enable(i2c_dev); - if (ret < 0) { - dev_err(i2c_dev->dev, "Clock enable failed %d\n", ret); - return ret; - } - + tegra_i2c_clock_enable(i2c_dev); for (i = 0; i < num; i++) { enum msg_end_type end_type = MSG_END_STOP; if (i < (num - 1)) { diff --git a/trunk/drivers/i2c/muxes/i2c-mux-pca9541.c b/trunk/drivers/i2c/muxes/i2c-mux-pca9541.c index 966a18a5d12d..f3b8f9a6a89b 100644 --- a/trunk/drivers/i2c/muxes/i2c-mux-pca9541.c +++ b/trunk/drivers/i2c/muxes/i2c-mux-pca9541.c @@ -3,7 +3,7 @@ * * Copyright (c) 2010 Ericsson AB. * - * Author: Guenter Roeck + * Author: Guenter Roeck * * Derived from: * pca954x.c diff --git a/trunk/drivers/iio/common/st_sensors/st_sensors_core.c b/trunk/drivers/iio/common/st_sensors/st_sensors_core.c index bd33473f8e38..0198324a8b0c 100644 --- a/trunk/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/trunk/drivers/iio/common/st_sensors/st_sensors_core.c @@ -62,7 +62,7 @@ static int st_sensors_match_odr(struct st_sensors *sensor, int st_sensors_set_odr(struct iio_dev *indio_dev, unsigned int odr) { int err; - struct st_sensor_odr_avl odr_out = {0, 0}; + struct st_sensor_odr_avl odr_out; struct st_sensor_data *sdata = iio_priv(indio_dev); err = st_sensors_match_odr(sdata->sensor, odr, &odr_out); @@ -114,7 +114,7 @@ static int st_sensors_match_fs(struct st_sensors *sensor, static int st_sensors_set_fullscale(struct iio_dev *indio_dev, unsigned int fs) { - int err, i = 0; + int err, i; struct st_sensor_data *sdata = iio_priv(indio_dev); err = st_sensors_match_fs(sdata->sensor, fs, &i); @@ -139,13 +139,14 @@ static int st_sensors_set_fullscale(struct iio_dev *indio_dev, unsigned int fs) int st_sensors_set_enable(struct iio_dev *indio_dev, bool enable) { + bool found; u8 tmp_value; int err = -EINVAL; - bool found = false; - struct st_sensor_odr_avl odr_out = {0, 0}; + struct st_sensor_odr_avl odr_out; struct st_sensor_data *sdata = iio_priv(indio_dev); if (enable) { + found = false; tmp_value = sdata->sensor->pw.value_on; if ((sdata->sensor->odr.addr == sdata->sensor->pw.addr) && (sdata->sensor->odr.mask == sdata->sensor->pw.mask)) { diff --git a/trunk/drivers/iio/dac/ad5064.c b/trunk/drivers/iio/dac/ad5064.c index 74f2d52795f6..2fe1d4edcb2f 100644 --- a/trunk/drivers/iio/dac/ad5064.c +++ b/trunk/drivers/iio/dac/ad5064.c @@ -27,6 +27,7 @@ #define AD5064_ADDR(x) ((x) << 20) #define AD5064_CMD(x) ((x) << 24) +#define AD5064_ADDR_DAC(chan) (chan) #define AD5064_ADDR_ALL_DAC 0xF #define AD5064_CMD_WRITE_INPUT_N 0x0 @@ -130,15 +131,15 @@ static int ad5064_write(struct ad5064_state *st, unsigned int cmd, } static int ad5064_sync_powerdown_mode(struct ad5064_state *st, - const struct iio_chan_spec *chan) + unsigned int channel) { unsigned int val; int ret; - val = (0x1 << chan->address); + val = (0x1 << channel); - if (st->pwr_down[chan->channel]) - val |= st->pwr_down_mode[chan->channel] << 8; + if (st->pwr_down[channel]) + val |= st->pwr_down_mode[channel] << 8; ret = ad5064_write(st, AD5064_CMD_POWERDOWN_DAC, 0, val, 0); @@ -168,7 +169,7 @@ static int ad5064_set_powerdown_mode(struct iio_dev *indio_dev, mutex_lock(&indio_dev->mlock); st->pwr_down_mode[chan->channel] = mode + 1; - ret = ad5064_sync_powerdown_mode(st, chan); + ret = ad5064_sync_powerdown_mode(st, chan->channel); mutex_unlock(&indio_dev->mlock); return ret; @@ -204,7 +205,7 @@ static ssize_t ad5064_write_dac_powerdown(struct iio_dev *indio_dev, mutex_lock(&indio_dev->mlock); st->pwr_down[chan->channel] = pwr_down; - ret = ad5064_sync_powerdown_mode(st, chan); + ret = ad5064_sync_powerdown_mode(st, chan->channel); mutex_unlock(&indio_dev->mlock); return ret ? ret : len; } @@ -257,7 +258,7 @@ static int ad5064_write_raw(struct iio_dev *indio_dev, switch (mask) { case IIO_CHAN_INFO_RAW: - if (val >= (1 << chan->scan_type.realbits) || val < 0) + if (val > (1 << chan->scan_type.realbits) || val < 0) return -EINVAL; mutex_lock(&indio_dev->mlock); @@ -291,44 +292,34 @@ static const struct iio_chan_spec_ext_info ad5064_ext_info[] = { { }, }; -#define AD5064_CHANNEL(chan, addr, bits) { \ +#define AD5064_CHANNEL(chan, bits) { \ .type = IIO_VOLTAGE, \ .indexed = 1, \ .output = 1, \ .channel = (chan), \ .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | \ IIO_CHAN_INFO_SCALE_SEPARATE_BIT, \ - .address = addr, \ + .address = AD5064_ADDR_DAC(chan), \ .scan_type = IIO_ST('u', (bits), 16, 20 - (bits)), \ .ext_info = ad5064_ext_info, \ } #define DECLARE_AD5064_CHANNELS(name, bits) \ const struct iio_chan_spec name[] = { \ - AD5064_CHANNEL(0, 0, bits), \ - AD5064_CHANNEL(1, 1, bits), \ - AD5064_CHANNEL(2, 2, bits), \ - AD5064_CHANNEL(3, 3, bits), \ - AD5064_CHANNEL(4, 4, bits), \ - AD5064_CHANNEL(5, 5, bits), \ - AD5064_CHANNEL(6, 6, bits), \ - AD5064_CHANNEL(7, 7, bits), \ -} - -#define DECLARE_AD5065_CHANNELS(name, bits) \ -const struct iio_chan_spec name[] = { \ - AD5064_CHANNEL(0, 0, bits), \ - AD5064_CHANNEL(1, 3, bits), \ + AD5064_CHANNEL(0, bits), \ + AD5064_CHANNEL(1, bits), \ + AD5064_CHANNEL(2, bits), \ + AD5064_CHANNEL(3, bits), \ + AD5064_CHANNEL(4, bits), \ + AD5064_CHANNEL(5, bits), \ + AD5064_CHANNEL(6, bits), \ + AD5064_CHANNEL(7, bits), \ } static DECLARE_AD5064_CHANNELS(ad5024_channels, 12); static DECLARE_AD5064_CHANNELS(ad5044_channels, 14); static DECLARE_AD5064_CHANNELS(ad5064_channels, 16); -static DECLARE_AD5065_CHANNELS(ad5025_channels, 12); -static DECLARE_AD5065_CHANNELS(ad5045_channels, 14); -static DECLARE_AD5065_CHANNELS(ad5065_channels, 16); - static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { [ID_AD5024] = { .shared_vref = false, @@ -337,7 +328,7 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { }, [ID_AD5025] = { .shared_vref = false, - .channels = ad5025_channels, + .channels = ad5024_channels, .num_channels = 2, }, [ID_AD5044] = { @@ -347,7 +338,7 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { }, [ID_AD5045] = { .shared_vref = false, - .channels = ad5045_channels, + .channels = ad5044_channels, .num_channels = 2, }, [ID_AD5064] = { @@ -362,7 +353,7 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { }, [ID_AD5065] = { .shared_vref = false, - .channels = ad5065_channels, + .channels = ad5064_channels, .num_channels = 2, }, [ID_AD5628_1] = { @@ -438,7 +429,6 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, { struct iio_dev *indio_dev; struct ad5064_state *st; - unsigned int midscale; unsigned int i; int ret; @@ -475,6 +465,11 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, goto error_free_reg; } + for (i = 0; i < st->chip_info->num_channels; ++i) { + st->pwr_down_mode[i] = AD5064_LDAC_PWRDN_1K; + st->dac_cache[i] = 0x8000; + } + indio_dev->dev.parent = dev; indio_dev->name = name; indio_dev->info = &ad5064_info; @@ -482,13 +477,6 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, indio_dev->channels = st->chip_info->channels; indio_dev->num_channels = st->chip_info->num_channels; - midscale = (1 << indio_dev->channels[0].scan_type.realbits) / 2; - - for (i = 0; i < st->chip_info->num_channels; ++i) { - st->pwr_down_mode[i] = AD5064_LDAC_PWRDN_1K; - st->dac_cache[i] = midscale; - } - ret = iio_device_register(indio_dev); if (ret) goto error_disable_reg; diff --git a/trunk/drivers/iio/imu/inv_mpu6050/Kconfig b/trunk/drivers/iio/imu/inv_mpu6050/Kconfig index 361b2328453d..b5cfa3a354cf 100644 --- a/trunk/drivers/iio/imu/inv_mpu6050/Kconfig +++ b/trunk/drivers/iio/imu/inv_mpu6050/Kconfig @@ -5,7 +5,6 @@ config INV_MPU6050_IIO tristate "Invensense MPU6050 devices" depends on I2C && SYSFS - select IIO_BUFFER select IIO_TRIGGERED_BUFFER help This driver supports the Invensense MPU6050 devices. diff --git a/trunk/drivers/infiniband/hw/cxgb4/cm.c b/trunk/drivers/infiniband/hw/cxgb4/cm.c index a3fde52840ca..565bfb161c1a 100644 --- a/trunk/drivers/infiniband/hw/cxgb4/cm.c +++ b/trunk/drivers/infiniband/hw/cxgb4/cm.c @@ -1575,12 +1575,6 @@ static int c4iw_reconnect(struct c4iw_ep *ep) neigh = dst_neigh_lookup(ep->dst, &ep->com.cm_id->remote_addr.sin_addr.s_addr); - if (!neigh) { - pr_err("%s - cannot alloc neigh.\n", __func__); - err = -ENOMEM; - goto fail4; - } - /* get a l2t entry */ if (neigh->dev->flags & IFF_LOOPBACK) { PDBG("%s LOOPBACK\n", __func__); @@ -3059,12 +3053,6 @@ static int rx_pkt(struct c4iw_dev *dev, struct sk_buff *skb) dst = &rt->dst; neigh = dst_neigh_lookup_skb(dst, skb); - if (!neigh) { - pr_err("%s - failed to allocate neigh!\n", - __func__); - goto free_dst; - } - if (neigh->dev->flags & IFF_LOOPBACK) { pdev = ip_dev_find(&init_net, iph->daddr); e = cxgb4_l2t_get(dev->rdev.lldi.l2t, neigh, diff --git a/trunk/drivers/infiniband/hw/cxgb4/qp.c b/trunk/drivers/infiniband/hw/cxgb4/qp.c index 70b1808a08f4..17ba4f8bc12d 100644 --- a/trunk/drivers/infiniband/hw/cxgb4/qp.c +++ b/trunk/drivers/infiniband/hw/cxgb4/qp.c @@ -186,10 +186,8 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq, wq->rq.queue = dma_alloc_coherent(&(rdev->lldi.pdev->dev), wq->rq.memsize, &(wq->rq.dma_addr), GFP_KERNEL); - if (!wq->rq.queue) { - ret = -ENOMEM; + if (!wq->rq.queue) goto free_sq; - } PDBG("%s sq base va 0x%p pa 0x%llx rq base va 0x%p pa 0x%llx\n", __func__, wq->sq.queue, (unsigned long long)virt_to_phys(wq->sq.queue), diff --git a/trunk/drivers/infiniband/hw/ipath/ipath_fs.c b/trunk/drivers/infiniband/hw/ipath/ipath_fs.c index e0c404bdc4a8..a479375a8fd8 100644 --- a/trunk/drivers/infiniband/hw/ipath/ipath_fs.c +++ b/trunk/drivers/infiniband/hw/ipath/ipath_fs.c @@ -410,7 +410,6 @@ static struct file_system_type ipathfs_fs_type = { .mount = ipathfs_mount, .kill_sb = ipathfs_kill_super, }; -MODULE_ALIAS_FS("ipathfs"); int __init ipath_init_ipathfs(void) { diff --git a/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c b/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c index ea93870266eb..439c35d4a669 100644 --- a/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c +++ b/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c @@ -620,7 +620,7 @@ void ipath_ib_rcv(struct ipath_ibdev *dev, void *rhdr, void *data, goto bail; } - opcode = (be32_to_cpu(ohdr->bth[0]) >> 24) & 0x7f; + opcode = be32_to_cpu(ohdr->bth[0]) >> 24; dev->opstats[opcode].n_bytes += tlen; dev->opstats[opcode].n_packets++; diff --git a/trunk/drivers/infiniband/hw/mlx4/cm.c b/trunk/drivers/infiniband/hw/mlx4/cm.c index add98d01476c..e0d79b2395e4 100644 --- a/trunk/drivers/infiniband/hw/mlx4/cm.c +++ b/trunk/drivers/infiniband/hw/mlx4/cm.c @@ -362,6 +362,7 @@ void mlx4_ib_cm_paravirt_init(struct mlx4_ib_dev *dev) INIT_LIST_HEAD(&dev->sriov.cm_list); dev->sriov.sl_id_map = RB_ROOT; idr_init(&dev->sriov.pv_id_table); + idr_pre_get(&dev->sriov.pv_id_table, GFP_KERNEL); } /* slave = -1 ==> all slaves */ diff --git a/trunk/drivers/infiniband/hw/qib/Kconfig b/trunk/drivers/infiniband/hw/qib/Kconfig index 1e603a375069..8349f9c5064c 100644 --- a/trunk/drivers/infiniband/hw/qib/Kconfig +++ b/trunk/drivers/infiniband/hw/qib/Kconfig @@ -1,7 +1,7 @@ config INFINIBAND_QIB - tristate "Intel PCIe HCA support" + tristate "QLogic PCIe HCA support" depends on 64BIT ---help--- - This is a low-level driver for Intel PCIe QLE InfiniBand host - channel adapters. This driver does not support the Intel + This is a low-level driver for QLogic PCIe QLE InfiniBand host + channel adapters. This driver does not support the QLogic HyperTransport card (model QHT7140). diff --git a/trunk/drivers/infiniband/hw/qib/qib_driver.c b/trunk/drivers/infiniband/hw/qib/qib_driver.c index 216092477dfc..5423edcab51f 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_driver.c +++ b/trunk/drivers/infiniband/hw/qib/qib_driver.c @@ -1,5 +1,4 @@ /* - * Copyright (c) 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006, 2007, 2008, 2009 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * @@ -64,8 +63,8 @@ MODULE_PARM_DESC(compat_ddr_negotiate, "Attempt pre-IBTA 1.2 DDR speed negotiation"); MODULE_LICENSE("Dual BSD/GPL"); -MODULE_AUTHOR("Intel "); -MODULE_DESCRIPTION("Intel IB driver"); +MODULE_AUTHOR("QLogic "); +MODULE_DESCRIPTION("QLogic IB driver"); MODULE_VERSION(QIB_DRIVER_VERSION); /* diff --git a/trunk/drivers/infiniband/hw/qib/qib_fs.c b/trunk/drivers/infiniband/hw/qib/qib_fs.c index f247fc6e6182..644bd6f6467c 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_fs.c +++ b/trunk/drivers/infiniband/hw/qib/qib_fs.c @@ -604,7 +604,6 @@ static struct file_system_type qibfs_fs_type = { .mount = qibfs_mount, .kill_sb = qibfs_kill_super, }; -MODULE_ALIAS_FS("ipathfs"); int __init qib_init_qibfs(void) { diff --git a/trunk/drivers/infiniband/hw/qib/qib_iba6120.c b/trunk/drivers/infiniband/hw/qib/qib_iba6120.c index 0232ae56b1fa..a099ac171e22 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_iba6120.c +++ b/trunk/drivers/infiniband/hw/qib/qib_iba6120.c @@ -1,5 +1,4 @@ /* - * Copyright (c) 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006, 2007, 2008, 2009, 2010 QLogic Corporation. * All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. @@ -52,7 +51,7 @@ static u32 qib_6120_iblink_state(u64); /* * This file contains all the chip-specific register information and - * access functions for the Intel Intel_IB PCI-Express chip. + * access functions for the QLogic QLogic_IB PCI-Express chip. * */ diff --git a/trunk/drivers/infiniband/hw/qib/qib_init.c b/trunk/drivers/infiniband/hw/qib/qib_init.c index 173f805790da..50e33aa0b4e3 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_init.c +++ b/trunk/drivers/infiniband/hw/qib/qib_init.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. + * Copyright (c) 2012 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * @@ -1138,7 +1138,7 @@ void qib_disable_after_error(struct qib_devdata *dd) static void qib_remove_one(struct pci_dev *); static int qib_init_one(struct pci_dev *, const struct pci_device_id *); -#define DRIVER_LOAD_MSG "Intel " QIB_DRV_NAME " loaded: " +#define DRIVER_LOAD_MSG "QLogic " QIB_DRV_NAME " loaded: " #define PFX QIB_DRV_NAME ": " static DEFINE_PCI_DEVICE_TABLE(qib_pci_tbl) = { @@ -1355,7 +1355,7 @@ static int qib_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) dd = qib_init_iba6120_funcs(pdev, ent); #else qib_early_err(&pdev->dev, - "Intel PCIE device 0x%x cannot work if CONFIG_PCI_MSI is not enabled\n", + "QLogic PCIE device 0x%x cannot work if CONFIG_PCI_MSI is not enabled\n", ent->device); dd = ERR_PTR(-ENODEV); #endif @@ -1371,7 +1371,7 @@ static int qib_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) default: qib_early_err(&pdev->dev, - "Failing on unknown Intel deviceid 0x%x\n", + "Failing on unknown QLogic deviceid 0x%x\n", ent->device); ret = -ENODEV; } diff --git a/trunk/drivers/infiniband/hw/qib/qib_sd7220.c b/trunk/drivers/infiniband/hw/qib/qib_sd7220.c index 911205d3d5a0..50a8a0d4fe67 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_sd7220.c +++ b/trunk/drivers/infiniband/hw/qib/qib_sd7220.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2013 Intel Corporation. All rights reserved. + * Copyright (c) 2012 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * diff --git a/trunk/drivers/infiniband/hw/qib/qib_verbs.c b/trunk/drivers/infiniband/hw/qib/qib_verbs.c index 7c0ab16a2fe2..ba51a4715a1d 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_verbs.c +++ b/trunk/drivers/infiniband/hw/qib/qib_verbs.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. + * Copyright (c) 2012 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved. * @@ -2224,7 +2224,7 @@ int qib_register_ib_device(struct qib_devdata *dd) ibdev->dma_ops = &qib_dma_mapping_ops; snprintf(ibdev->node_desc, sizeof(ibdev->node_desc), - "Intel Infiniband HCA %s", init_utsname()->nodename); + "QLogic Infiniband HCA %s", init_utsname()->nodename); ret = ib_register_device(ibdev, qib_create_port_files); if (ret) diff --git a/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 1ef880de3a41..67b0c1d23678 100644 --- a/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -758,13 +758,9 @@ void ipoib_cm_send(struct net_device *dev, struct sk_buff *skb, struct ipoib_cm_ if (++priv->tx_outstanding == ipoib_sendq_size) { ipoib_dbg(priv, "TX ring 0x%x full, stopping kernel net queue\n", tx->qp->qp_num); - netif_stop_queue(dev); - rc = ib_req_notify_cq(priv->send_cq, - IB_CQ_NEXT_COMP | IB_CQ_REPORT_MISSED_EVENTS); - if (rc < 0) + if (ib_req_notify_cq(priv->send_cq, IB_CQ_NEXT_COMP)) ipoib_warn(priv, "request notify on send CQ failed\n"); - else if (rc) - ipoib_send_comp_handler(priv->send_cq, dev); + netif_stop_queue(dev); } } } diff --git a/trunk/drivers/input/joystick/analog.c b/trunk/drivers/input/joystick/analog.c index 9135606c8649..7cd74e29cbc8 100644 --- a/trunk/drivers/input/joystick/analog.c +++ b/trunk/drivers/input/joystick/analog.c @@ -158,10 +158,14 @@ static unsigned int get_time_pit(void) #define GET_TIME(x) rdtscl(x) #define DELTA(x,y) ((y)-(x)) #define TIME_NAME "TSC" -#elif defined(__alpha__) || defined(CONFIG_MN10300) || defined(CONFIG_ARM) || defined(CONFIG_TILE) +#elif defined(__alpha__) #define GET_TIME(x) do { x = get_cycles(); } while (0) #define DELTA(x,y) ((y)-(x)) -#define TIME_NAME "get_cycles" +#define TIME_NAME "PCC" +#elif defined(CONFIG_MN10300) || defined(CONFIG_TILE) +#define GET_TIME(x) do { x = get_cycles(); } while (0) +#define DELTA(x, y) ((x) - (y)) +#define TIME_NAME "TSC" #else #define FAKE_TIME static unsigned long analog_faketime = 0; diff --git a/trunk/drivers/input/keyboard/tc3589x-keypad.c b/trunk/drivers/input/keyboard/tc3589x-keypad.c index 208de7cbb7fa..2fb0d76a04c4 100644 --- a/trunk/drivers/input/keyboard/tc3589x-keypad.c +++ b/trunk/drivers/input/keyboard/tc3589x-keypad.c @@ -70,6 +70,8 @@ #define TC3589x_EVT_INT_CLR 0x2 #define TC3589x_KBD_INT_CLR 0x1 +#define TC3589x_KBD_KEYMAP_SIZE 64 + /** * struct tc_keypad - data structure used by keypad driver * @tc3589x: pointer to tc35893 @@ -86,7 +88,7 @@ struct tc_keypad { const struct tc3589x_keypad_platform_data *board; unsigned int krow; unsigned int kcol; - unsigned short *keymap; + unsigned short keymap[TC3589x_KBD_KEYMAP_SIZE]; bool keypad_stopped; }; @@ -336,14 +338,12 @@ static int tc3589x_keypad_probe(struct platform_device *pdev) error = matrix_keypad_build_keymap(plat->keymap_data, NULL, TC3589x_MAX_KPROW, TC3589x_MAX_KPCOL, - NULL, input); + keypad->keymap, input); if (error) { dev_err(&pdev->dev, "Failed to build keymap\n"); goto err_free_mem; } - keypad->keymap = input->keycode; - input_set_capability(input, EV_MSC, MSC_SCAN); if (!plat->no_autorepeat) __set_bit(EV_REP, input->evbit); diff --git a/trunk/drivers/input/mouse/alps.c b/trunk/drivers/input/mouse/alps.c index 0238e0e14335..7b99fc7c9438 100644 --- a/trunk/drivers/input/mouse/alps.c +++ b/trunk/drivers/input/mouse/alps.c @@ -490,29 +490,6 @@ static void alps_decode_rushmore(struct alps_fields *f, unsigned char *p) f->y_map |= (p[5] & 0x20) << 6; } -static void alps_decode_dolphin(struct alps_fields *f, unsigned char *p) -{ - f->first_mp = !!(p[0] & 0x02); - f->is_mp = !!(p[0] & 0x20); - - f->fingers = ((p[0] & 0x6) >> 1 | - (p[0] & 0x10) >> 2); - f->x_map = ((p[2] & 0x60) >> 5) | - ((p[4] & 0x7f) << 2) | - ((p[5] & 0x7f) << 9) | - ((p[3] & 0x07) << 16) | - ((p[3] & 0x70) << 15) | - ((p[0] & 0x01) << 22); - f->y_map = (p[1] & 0x7f) | - ((p[2] & 0x1f) << 7); - - f->x = ((p[1] & 0x7f) | ((p[4] & 0x0f) << 7)); - f->y = ((p[2] & 0x7f) | ((p[4] & 0xf0) << 3)); - f->z = (p[0] & 4) ? 0 : p[5] & 0x7f; - - alps_decode_buttons_v3(f, p); -} - static void alps_process_touchpad_packet_v3(struct psmouse *psmouse) { struct alps_data *priv = psmouse->private; @@ -897,8 +874,7 @@ static psmouse_ret_t alps_process_byte(struct psmouse *psmouse) } /* Bytes 2 - pktsize should have 0 in the highest bit */ - if (priv->proto_version != ALPS_PROTO_V5 && - psmouse->pktcnt >= 2 && psmouse->pktcnt <= psmouse->pktsize && + if (psmouse->pktcnt >= 2 && psmouse->pktcnt <= psmouse->pktsize && (psmouse->packet[psmouse->pktcnt - 1] & 0x80)) { psmouse_dbg(psmouse, "refusing packet[%i] = %x\n", psmouse->pktcnt - 1, @@ -1018,7 +994,8 @@ static int alps_rpt_cmd(struct psmouse *psmouse, int init_command, return 0; } -static int alps_enter_command_mode(struct psmouse *psmouse) +static int alps_enter_command_mode(struct psmouse *psmouse, + unsigned char *resp) { unsigned char param[4]; @@ -1027,12 +1004,14 @@ static int alps_enter_command_mode(struct psmouse *psmouse) return -1; } - if ((param[0] != 0x88 || (param[1] != 0x07 && param[1] != 0x08)) && - param[0] != 0x73) { + if (param[0] != 0x88 || (param[1] != 0x07 && param[1] != 0x08)) { psmouse_dbg(psmouse, "unknown response while entering command mode\n"); return -1; } + + if (resp) + *resp = param[2]; return 0; } @@ -1197,7 +1176,7 @@ static int alps_passthrough_mode_v3(struct psmouse *psmouse, { int reg_val, ret = -1; - if (alps_enter_command_mode(psmouse)) + if (alps_enter_command_mode(psmouse, NULL)) return -1; reg_val = alps_command_mode_read_reg(psmouse, reg_base + 0x0008); @@ -1237,7 +1216,7 @@ static int alps_probe_trackstick_v3(struct psmouse *psmouse, int reg_base) { int ret = -EIO, reg_val; - if (alps_enter_command_mode(psmouse)) + if (alps_enter_command_mode(psmouse, NULL)) goto error; reg_val = alps_command_mode_read_reg(psmouse, reg_base + 0x08); @@ -1300,7 +1279,7 @@ static int alps_setup_trackstick_v3(struct psmouse *psmouse, int reg_base) * supported by this driver. If bit 1 isn't set the packet * format is different. */ - if (alps_enter_command_mode(psmouse) || + if (alps_enter_command_mode(psmouse, NULL) || alps_command_mode_write_reg(psmouse, reg_base + 0x08, 0x82) || alps_exit_command_mode(psmouse)) @@ -1327,7 +1306,7 @@ static int alps_hw_init_v3(struct psmouse *psmouse) alps_setup_trackstick_v3(psmouse, ALPS_REG_BASE_PINNACLE) == -EIO) goto error; - if (alps_enter_command_mode(psmouse) || + if (alps_enter_command_mode(psmouse, NULL) || alps_absolute_mode_v3(psmouse)) { psmouse_err(psmouse, "Failed to enter absolute mode\n"); goto error; @@ -1402,7 +1381,7 @@ static int alps_hw_init_rushmore_v3(struct psmouse *psmouse) priv->flags &= ~ALPS_DUALPOINT; } - if (alps_enter_command_mode(psmouse) || + if (alps_enter_command_mode(psmouse, NULL) || alps_command_mode_read_reg(psmouse, 0xc2d9) == -1 || alps_command_mode_write_reg(psmouse, 0xc2cb, 0x00)) goto error; @@ -1452,7 +1431,7 @@ static int alps_hw_init_v4(struct psmouse *psmouse) struct ps2dev *ps2dev = &psmouse->ps2dev; unsigned char param[4]; - if (alps_enter_command_mode(psmouse)) + if (alps_enter_command_mode(psmouse, NULL)) goto error; if (alps_absolute_mode_v4(psmouse)) { @@ -1520,23 +1499,6 @@ static int alps_hw_init_v4(struct psmouse *psmouse) return -1; } -static int alps_hw_init_dolphin_v1(struct psmouse *psmouse) -{ - struct ps2dev *ps2dev = &psmouse->ps2dev; - unsigned char param[2]; - - /* This is dolphin "v1" as empirically defined by florin9doi */ - param[0] = 0x64; - param[1] = 0x28; - - if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSTREAM) || - ps2_command(ps2dev, ¶m[0], PSMOUSE_CMD_SETRATE) || - ps2_command(ps2dev, ¶m[1], PSMOUSE_CMD_SETRATE)) - return -1; - - return 0; -} - static void alps_set_defaults(struct alps_data *priv) { priv->byte0 = 0x8f; @@ -1570,21 +1532,6 @@ static void alps_set_defaults(struct alps_data *priv) priv->nibble_commands = alps_v4_nibble_commands; priv->addr_command = PSMOUSE_CMD_DISABLE; break; - case ALPS_PROTO_V5: - priv->hw_init = alps_hw_init_dolphin_v1; - priv->process_packet = alps_process_packet_v3; - priv->decode_fields = alps_decode_dolphin; - priv->set_abs_params = alps_set_abs_params_mt; - priv->nibble_commands = alps_v3_nibble_commands; - priv->addr_command = PSMOUSE_CMD_RESET_WRAP; - priv->byte0 = 0xc8; - priv->mask0 = 0xc8; - priv->flags = 0; - priv->x_max = 1360; - priv->y_max = 660; - priv->x_bits = 23; - priv->y_bits = 12; - break; } } @@ -1644,12 +1591,6 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv) return -EIO; if (alps_match_table(psmouse, priv, e7, ec) == 0) { - return 0; - } else if (e7[0] == 0x73 && e7[1] == 0x03 && e7[2] == 0x50 && - ec[0] == 0x73 && ec[1] == 0x01) { - priv->proto_version = ALPS_PROTO_V5; - alps_set_defaults(priv); - return 0; } else if (ec[0] == 0x88 && ec[1] == 0x08) { priv->proto_version = ALPS_PROTO_V3; diff --git a/trunk/drivers/input/mouse/alps.h b/trunk/drivers/input/mouse/alps.h index eee59853b9ce..970480551b6e 100644 --- a/trunk/drivers/input/mouse/alps.h +++ b/trunk/drivers/input/mouse/alps.h @@ -16,7 +16,6 @@ #define ALPS_PROTO_V2 2 #define ALPS_PROTO_V3 3 #define ALPS_PROTO_V4 4 -#define ALPS_PROTO_V5 5 /** * struct alps_model_info - touchpad ID table diff --git a/trunk/drivers/input/mouse/cypress_ps2.c b/trunk/drivers/input/mouse/cypress_ps2.c index f51765fff054..1673dc6c8092 100644 --- a/trunk/drivers/input/mouse/cypress_ps2.c +++ b/trunk/drivers/input/mouse/cypress_ps2.c @@ -236,13 +236,6 @@ static int cypress_read_fw_version(struct psmouse *psmouse) cytp->fw_version = param[2] & FW_VERSION_MASX; cytp->tp_metrics_supported = (param[2] & TP_METRICS_MASK) ? 1 : 0; - /* - * Trackpad fw_version 11 (in Dell XPS12) yields a bogus response to - * CYTP_CMD_READ_TP_METRICS so do not try to use it. LP: #1103594. - */ - if (cytp->fw_version >= 11) - cytp->tp_metrics_supported = 0; - psmouse_dbg(psmouse, "cytp->fw_version = %d\n", cytp->fw_version); psmouse_dbg(psmouse, "cytp->tp_metrics_supported = %d\n", cytp->tp_metrics_supported); @@ -265,9 +258,6 @@ static int cypress_read_tp_metrics(struct psmouse *psmouse) cytp->tp_res_x = cytp->tp_max_abs_x / cytp->tp_width; cytp->tp_res_y = cytp->tp_max_abs_y / cytp->tp_high; - if (!cytp->tp_metrics_supported) - return 0; - memset(param, 0, sizeof(param)); if (cypress_send_ext_cmd(psmouse, CYTP_CMD_READ_TP_METRICS, param) == 0) { /* Update trackpad parameters. */ @@ -325,15 +315,18 @@ static int cypress_read_tp_metrics(struct psmouse *psmouse) static int cypress_query_hardware(struct psmouse *psmouse) { + struct cytp_data *cytp = psmouse->private; int ret; ret = cypress_read_fw_version(psmouse); if (ret) return ret; - ret = cypress_read_tp_metrics(psmouse); - if (ret) - return ret; + if (cytp->tp_metrics_supported) { + ret = cypress_read_tp_metrics(psmouse); + if (ret) + return ret; + } return 0; } diff --git a/trunk/drivers/input/tablet/wacom_wac.c b/trunk/drivers/input/tablet/wacom_wac.c index 49fdff02b5fe..41b6fbf60112 100644 --- a/trunk/drivers/input/tablet/wacom_wac.c +++ b/trunk/drivers/input/tablet/wacom_wac.c @@ -1912,7 +1912,7 @@ static const struct wacom_features wacom_features_0xBB = { "Wacom Intuos4 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 2047, 63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xBC = - { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40640, 25400, 2047, + { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40840, 25400, 2047, 63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0x26 = { "Wacom Intuos5 touch S", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047, @@ -2017,9 +2017,6 @@ static const struct wacom_features wacom_features_0x100 = static const struct wacom_features wacom_features_0x101 = { "Wacom ISDv4 101", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; -static const struct wacom_features wacom_features_0x10D = - { "Wacom ISDv4 10D", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, - 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x4001 = { "Wacom ISDv4 4001", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; @@ -2204,12 +2201,11 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0xEF) }, { USB_DEVICE_WACOM(0x100) }, { USB_DEVICE_WACOM(0x101) }, - { USB_DEVICE_WACOM(0x10D) }, { USB_DEVICE_WACOM(0x4001) }, { USB_DEVICE_WACOM(0x47) }, { USB_DEVICE_WACOM(0xF4) }, { USB_DEVICE_WACOM(0xF8) }, - { USB_DEVICE_DETAILED(0xF6, USB_CLASS_HID, 0, 0) }, + { USB_DEVICE_WACOM(0xF6) }, { USB_DEVICE_WACOM(0xFA) }, { USB_DEVICE_LENOVO(0x6004) }, { } diff --git a/trunk/drivers/input/touchscreen/ads7846.c b/trunk/drivers/input/touchscreen/ads7846.c index 434c3df250ca..4f702b3ec1a3 100644 --- a/trunk/drivers/input/touchscreen/ads7846.c +++ b/trunk/drivers/input/touchscreen/ads7846.c @@ -236,12 +236,7 @@ static void __ads7846_disable(struct ads7846 *ts) /* Must be called with ts->lock held */ static void __ads7846_enable(struct ads7846 *ts) { - int error; - - error = regulator_enable(ts->reg); - if (error != 0) - dev_err(&ts->spi->dev, "Failed to enable supply: %d\n", error); - + regulator_enable(ts->reg); ads7846_restart(ts); } diff --git a/trunk/drivers/input/touchscreen/atmel_mxt_ts.c b/trunk/drivers/input/touchscreen/atmel_mxt_ts.c index 59aa24002c7b..d04f810cb1dd 100644 --- a/trunk/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/trunk/drivers/input/touchscreen/atmel_mxt_ts.c @@ -176,17 +176,11 @@ /* Define for MXT_GEN_COMMAND_T6 */ #define MXT_BOOT_VALUE 0xa5 #define MXT_BACKUP_VALUE 0x55 -#define MXT_BACKUP_TIME 50 /* msec */ -#define MXT_RESET_TIME 200 /* msec */ +#define MXT_BACKUP_TIME 25 /* msec */ +#define MXT_RESET_TIME 65 /* msec */ #define MXT_FWRESET_TIME 175 /* msec */ -/* MXT_SPT_GPIOPWM_T19 field */ -#define MXT_GPIO0_MASK 0x04 -#define MXT_GPIO1_MASK 0x08 -#define MXT_GPIO2_MASK 0x10 -#define MXT_GPIO3_MASK 0x20 - /* Command to unlock bootloader */ #define MXT_UNLOCK_CMD_MSB 0xaa #define MXT_UNLOCK_CMD_LSB 0xdc @@ -218,8 +212,6 @@ /* Touchscreen absolute values */ #define MXT_MAX_AREA 0xff -#define MXT_PIXELS_PER_MM 20 - struct mxt_info { u8 family_id; u8 variant_id; @@ -251,8 +243,6 @@ struct mxt_data { const struct mxt_platform_data *pdata; struct mxt_object *object_table; struct mxt_info info; - bool is_tp; - unsigned int irq; unsigned int max_x; unsigned int max_y; @@ -261,7 +251,6 @@ struct mxt_data { u8 T6_reportid; u8 T9_reportid_min; u8 T9_reportid_max; - u8 T19_reportid; }; static bool mxt_object_readable(unsigned int type) @@ -513,21 +502,6 @@ static int mxt_write_object(struct mxt_data *data, return mxt_write_reg(data->client, reg + offset, val); } -static void mxt_input_button(struct mxt_data *data, struct mxt_message *message) -{ - struct input_dev *input = data->input_dev; - bool button; - int i; - - /* Active-low switch */ - for (i = 0; i < MXT_NUM_GPIO; i++) { - if (data->pdata->key_map[i] == KEY_RESERVED) - continue; - button = !(message->message[0] & MXT_GPIO0_MASK << i); - input_report_key(input, data->pdata->key_map[i], button); - } -} - static void mxt_input_touchevent(struct mxt_data *data, struct mxt_message *message, int id) { @@ -611,9 +585,6 @@ static irqreturn_t mxt_interrupt(int irq, void *dev_id) int id = reportid - data->T9_reportid_min; mxt_input_touchevent(data, &message, id); update_input = true; - } else if (message.reportid == data->T19_reportid) { - mxt_input_button(data, &message); - update_input = true; } else { mxt_dump_message(dev, &message); } @@ -793,9 +764,6 @@ static int mxt_get_object_table(struct mxt_data *data) data->T9_reportid_min = min_id; data->T9_reportid_max = max_id; break; - case MXT_SPT_GPIOPWM_T19: - data->T19_reportid = min_id; - break; } } @@ -809,7 +777,7 @@ static void mxt_free_object_table(struct mxt_data *data) data->T6_reportid = 0; data->T9_reportid_min = 0; data->T9_reportid_max = 0; - data->T19_reportid = 0; + } static int mxt_initialize(struct mxt_data *data) @@ -1147,13 +1115,9 @@ static int mxt_probe(struct i2c_client *client, goto err_free_mem; } - data->is_tp = pdata && pdata->is_tp; - - input_dev->name = (data->is_tp) ? "Atmel maXTouch Touchpad" : - "Atmel maXTouch Touchscreen"; + input_dev->name = "Atmel maXTouch Touchscreen"; snprintf(data->phys, sizeof(data->phys), "i2c-%u-%04x/input0", client->adapter->nr, client->addr); - input_dev->phys = data->phys; input_dev->id.bustype = BUS_I2C; @@ -1176,29 +1140,6 @@ static int mxt_probe(struct i2c_client *client, __set_bit(EV_KEY, input_dev->evbit); __set_bit(BTN_TOUCH, input_dev->keybit); - if (data->is_tp) { - int i; - __set_bit(INPUT_PROP_POINTER, input_dev->propbit); - __set_bit(INPUT_PROP_BUTTONPAD, input_dev->propbit); - - for (i = 0; i < MXT_NUM_GPIO; i++) - if (pdata->key_map[i] != KEY_RESERVED) - __set_bit(pdata->key_map[i], input_dev->keybit); - - __set_bit(BTN_TOOL_FINGER, input_dev->keybit); - __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit); - __set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit); - __set_bit(BTN_TOOL_QUADTAP, input_dev->keybit); - __set_bit(BTN_TOOL_QUINTTAP, input_dev->keybit); - - input_abs_set_res(input_dev, ABS_X, MXT_PIXELS_PER_MM); - input_abs_set_res(input_dev, ABS_Y, MXT_PIXELS_PER_MM); - input_abs_set_res(input_dev, ABS_MT_POSITION_X, - MXT_PIXELS_PER_MM); - input_abs_set_res(input_dev, ABS_MT_POSITION_Y, - MXT_PIXELS_PER_MM); - } - /* For single touch */ input_set_abs_params(input_dev, ABS_X, 0, data->max_x, 0, 0); @@ -1317,7 +1258,6 @@ static SIMPLE_DEV_PM_OPS(mxt_pm_ops, mxt_suspend, mxt_resume); static const struct i2c_device_id mxt_id[] = { { "qt602240_ts", 0 }, { "atmel_mxt_ts", 0 }, - { "atmel_mxt_tp", 0 }, { "mXT224", 0 }, { } }; diff --git a/trunk/drivers/input/touchscreen/mms114.c b/trunk/drivers/input/touchscreen/mms114.c index 1443532fe6c4..4a29ddf6bf1e 100644 --- a/trunk/drivers/input/touchscreen/mms114.c +++ b/trunk/drivers/input/touchscreen/mms114.c @@ -314,27 +314,15 @@ static int mms114_start(struct mms114_data *data) struct i2c_client *client = data->client; int error; - error = regulator_enable(data->core_reg); - if (error) { - dev_err(&client->dev, "Failed to enable avdd: %d\n", error); - return error; - } - - error = regulator_enable(data->io_reg); - if (error) { - dev_err(&client->dev, "Failed to enable vdd: %d\n", error); - regulator_disable(data->core_reg); - return error; - } - + if (data->core_reg) + regulator_enable(data->core_reg); + if (data->io_reg) + regulator_enable(data->io_reg); mdelay(MMS114_POWERON_DELAY); error = mms114_setup_regs(data); - if (error < 0) { - regulator_disable(data->io_reg); - regulator_disable(data->core_reg); + if (error < 0) return error; - } if (data->pdata->cfg_pin) data->pdata->cfg_pin(true); @@ -347,20 +335,16 @@ static int mms114_start(struct mms114_data *data) static void mms114_stop(struct mms114_data *data) { struct i2c_client *client = data->client; - int error; disable_irq(client->irq); if (data->pdata->cfg_pin) data->pdata->cfg_pin(false); - error = regulator_disable(data->io_reg); - if (error) - dev_warn(&client->dev, "Failed to disable vdd: %d\n", error); - - error = regulator_disable(data->core_reg); - if (error) - dev_warn(&client->dev, "Failed to disable avdd: %d\n", error); + if (data->io_reg) + regulator_disable(data->io_reg); + if (data->core_reg) + regulator_disable(data->core_reg); } static int mms114_input_open(struct input_dev *dev) diff --git a/trunk/drivers/iommu/Kconfig b/trunk/drivers/iommu/Kconfig index c332fb98480d..5c514d0711d1 100644 --- a/trunk/drivers/iommu/Kconfig +++ b/trunk/drivers/iommu/Kconfig @@ -130,7 +130,7 @@ config IRQ_REMAP # OMAP IOMMU support config OMAP_IOMMU bool "OMAP IOMMU Support" - depends on ARCH_OMAP2PLUS + depends on ARCH_OMAP select IOMMU_API config OMAP_IOVMM diff --git a/trunk/drivers/iommu/amd_iommu.c b/trunk/drivers/iommu/amd_iommu.c index b287ca33833d..98f555dafb55 100644 --- a/trunk/drivers/iommu/amd_iommu.c +++ b/trunk/drivers/iommu/amd_iommu.c @@ -2466,16 +2466,18 @@ static int device_change_notifier(struct notifier_block *nb, /* allocate a protection domain if a device is added */ dma_domain = find_protection_domain(devid); - if (!dma_domain) { - dma_domain = dma_ops_domain_alloc(); - if (!dma_domain) - goto out; - dma_domain->target_dev = devid; - - spin_lock_irqsave(&iommu_pd_list_lock, flags); - list_add_tail(&dma_domain->list, &iommu_pd_list); - spin_unlock_irqrestore(&iommu_pd_list_lock, flags); - } + if (dma_domain) + goto out; + dma_domain = dma_ops_domain_alloc(); + if (!dma_domain) + goto out; + dma_domain->target_dev = devid; + + spin_lock_irqsave(&iommu_pd_list_lock, flags); + list_add_tail(&dma_domain->list, &iommu_pd_list); + spin_unlock_irqrestore(&iommu_pd_list_lock, flags); + + dev_data = get_dev_data(dev); dev->archdata.dma_ops = &amd_iommu_dma_ops; diff --git a/trunk/drivers/iommu/amd_iommu_init.c b/trunk/drivers/iommu/amd_iommu_init.c index e3c2d74b7684..b6ecddb63cd0 100644 --- a/trunk/drivers/iommu/amd_iommu_init.c +++ b/trunk/drivers/iommu/amd_iommu_init.c @@ -980,7 +980,7 @@ static void __init free_iommu_all(void) * BIOS should disable L2B micellaneous clock gating by setting * L2_L2B_CK_GATE_CONTROL[CKGateL2BMiscDisable](D0F2xF4_x90[2]) = 1b */ -static void amd_iommu_erratum_746_workaround(struct amd_iommu *iommu) +static void __init amd_iommu_erratum_746_workaround(struct amd_iommu *iommu) { u32 value; diff --git a/trunk/drivers/iommu/dmar.c b/trunk/drivers/iommu/dmar.c index e5cdaf87822c..dc7e478b7e5f 100644 --- a/trunk/drivers/iommu/dmar.c +++ b/trunk/drivers/iommu/dmar.c @@ -1083,7 +1083,6 @@ static const char *dma_remap_fault_reasons[] = "non-zero reserved fields in RTP", "non-zero reserved fields in CTP", "non-zero reserved fields in PTE", - "PCE for translation request specifies blocking", }; static const char *irq_remap_fault_reasons[] = diff --git a/trunk/drivers/iommu/irq_remapping.c b/trunk/drivers/iommu/irq_remapping.c index 7c11ff368d07..d56f8c17c5fe 100644 --- a/trunk/drivers/iommu/irq_remapping.c +++ b/trunk/drivers/iommu/irq_remapping.c @@ -2,6 +2,7 @@ #include #include #include +#include #include #include #include diff --git a/trunk/drivers/irqchip/irq-gic.c b/trunk/drivers/irqchip/irq-gic.c index fc6aebf1e4b2..644d72468423 100644 --- a/trunk/drivers/irqchip/irq-gic.c +++ b/trunk/drivers/irqchip/irq-gic.c @@ -236,8 +236,7 @@ static int gic_retrigger(struct irq_data *d) if (gic_arch_extn.irq_retrigger) return gic_arch_extn.irq_retrigger(d); - /* the genirq layer expects 0 if we can't retrigger in hardware */ - return 0; + return -ENXIO; } #ifdef CONFIG_SMP @@ -649,7 +648,7 @@ void gic_raise_softirq(const struct cpumask *mask, unsigned int irq) /* Convert our logical CPU mask into a physical one. */ for_each_cpu(cpu, mask) - map |= gic_cpu_map[cpu]; + map |= 1 << cpu_logical_map(cpu); /* * Ensure that stores to Normal memory are visible to the diff --git a/trunk/drivers/isdn/hisax/Kconfig b/trunk/drivers/isdn/hisax/Kconfig index d9edcc94c2a8..5313c9ea44dc 100644 --- a/trunk/drivers/isdn/hisax/Kconfig +++ b/trunk/drivers/isdn/hisax/Kconfig @@ -237,8 +237,7 @@ config HISAX_MIC config HISAX_NETJET bool "NETjet card" - depends on PCI && (BROKEN || !(PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN))) - depends on VIRT_TO_BUS + depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN))) help This enables HiSax support for the NetJet from Traverse Technologies. @@ -249,8 +248,7 @@ config HISAX_NETJET config HISAX_NETJET_U bool "NETspider U card" - depends on PCI && (BROKEN || !(PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN))) - depends on VIRT_TO_BUS + depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN))) help This enables HiSax support for the Netspider U interface ISDN card from Traverse Technologies. diff --git a/trunk/drivers/isdn/hisax/st5481_usb.c b/trunk/drivers/isdn/hisax/st5481_usb.c index ead0a4fb7448..017c67ea3f4c 100644 --- a/trunk/drivers/isdn/hisax/st5481_usb.c +++ b/trunk/drivers/isdn/hisax/st5481_usb.c @@ -294,13 +294,13 @@ int st5481_setup_usb(struct st5481_adapter *adapter) // Allocate URBs and buffers for interrupt endpoint urb = usb_alloc_urb(0, GFP_KERNEL); if (!urb) { - goto err1; + return -ENOMEM; } intr->urb = urb; buf = kmalloc(INT_PKT_SIZE, GFP_KERNEL); if (!buf) { - goto err2; + return -ENOMEM; } endpoint = &altsetting->endpoint[EP_INT-1]; @@ -313,14 +313,6 @@ int st5481_setup_usb(struct st5481_adapter *adapter) endpoint->desc.bInterval); return 0; -err2: - usb_free_urb(intr->urb); - intr->urb = NULL; -err1: - usb_free_urb(ctrl->urb); - ctrl->urb = NULL; - - return -ENOMEM; } /* diff --git a/trunk/drivers/isdn/i4l/isdn_tty.c b/trunk/drivers/isdn/i4l/isdn_tty.c index ebaebdf30f98..d8a7d8323414 100644 --- a/trunk/drivers/isdn/i4l/isdn_tty.c +++ b/trunk/drivers/isdn/i4l/isdn_tty.c @@ -902,9 +902,7 @@ isdn_tty_send_msg(modem_info *info, atemu *m, char *msg) int j; int l; - l = min(strlen(msg), sizeof(cmd.parm) - sizeof(cmd.parm.cmsg) - + sizeof(cmd.parm.cmsg.para) - 2); - + l = strlen(msg); if (!l) { isdn_tty_modem_result(RESULT_ERROR, info); return; diff --git a/trunk/drivers/mailbox/pl320-ipc.c b/trunk/drivers/mailbox/pl320-ipc.c index d873cbae2fbb..c45b3aedafba 100644 --- a/trunk/drivers/mailbox/pl320-ipc.c +++ b/trunk/drivers/mailbox/pl320-ipc.c @@ -138,7 +138,8 @@ int pl320_ipc_unregister_notifier(struct notifier_block *nb) } EXPORT_SYMBOL_GPL(pl320_ipc_unregister_notifier); -static int pl320_probe(struct amba_device *adev, const struct amba_id *id) +static int __init pl320_probe(struct amba_device *adev, + const struct amba_id *id) { int ret; diff --git a/trunk/drivers/md/Kconfig b/trunk/drivers/md/Kconfig index 4d8d90b4fe78..e30b490055aa 100644 --- a/trunk/drivers/md/Kconfig +++ b/trunk/drivers/md/Kconfig @@ -154,6 +154,17 @@ config MD_RAID456 If unsure, say Y. +config MULTICORE_RAID456 + bool "RAID-4/RAID-5/RAID-6 Multicore processing (EXPERIMENTAL)" + depends on MD_RAID456 + depends on SMP + depends on EXPERIMENTAL + ---help--- + Enable the raid456 module to dispatch per-stripe raid operations to a + thread pool. + + If unsure, say N. + config MD_MULTIPATH tristate "Multipath I/O support" depends on BLK_DEV_MD diff --git a/trunk/drivers/md/dm-bufio.c b/trunk/drivers/md/dm-bufio.c index c6083132c4b8..3c955e10a618 100644 --- a/trunk/drivers/md/dm-bufio.c +++ b/trunk/drivers/md/dm-bufio.c @@ -1025,8 +1025,6 @@ void dm_bufio_prefetch(struct dm_bufio_client *c, { struct blk_plug plug; - BUG_ON(dm_bufio_in_request()); - blk_start_plug(&plug); dm_bufio_lock(c); diff --git a/trunk/drivers/md/dm-cache-metadata.c b/trunk/drivers/md/dm-cache-metadata.c index 83e995fece88..fbd3625f2748 100644 --- a/trunk/drivers/md/dm-cache-metadata.c +++ b/trunk/drivers/md/dm-cache-metadata.c @@ -83,8 +83,6 @@ struct cache_disk_superblock { __le32 read_misses; __le32 write_hits; __le32 write_misses; - - __le32 policy_version[CACHE_POLICY_VERSION_SIZE]; } __packed; struct dm_cache_metadata { @@ -111,7 +109,6 @@ struct dm_cache_metadata { bool clean_when_opened:1; char policy_name[CACHE_POLICY_NAME_SIZE]; - unsigned policy_version[CACHE_POLICY_VERSION_SIZE]; size_t policy_hint_size; struct dm_cache_statistics stats; }; @@ -271,8 +268,7 @@ static int __write_initial_superblock(struct dm_cache_metadata *cmd) memset(disk_super->uuid, 0, sizeof(disk_super->uuid)); disk_super->magic = cpu_to_le64(CACHE_SUPERBLOCK_MAGIC); disk_super->version = cpu_to_le32(CACHE_VERSION); - memset(disk_super->policy_name, 0, sizeof(disk_super->policy_name)); - memset(disk_super->policy_version, 0, sizeof(disk_super->policy_version)); + memset(disk_super->policy_name, 0, CACHE_POLICY_NAME_SIZE); disk_super->policy_hint_size = 0; r = dm_sm_copy_root(cmd->metadata_sm, &disk_super->metadata_space_map_root, @@ -288,6 +284,7 @@ static int __write_initial_superblock(struct dm_cache_metadata *cmd) disk_super->metadata_block_size = cpu_to_le32(DM_CACHE_METADATA_BLOCK_SIZE >> SECTOR_SHIFT); disk_super->data_block_size = cpu_to_le32(cmd->data_block_size); disk_super->cache_blocks = cpu_to_le32(0); + memset(disk_super->policy_name, 0, sizeof(disk_super->policy_name)); disk_super->read_hits = cpu_to_le32(0); disk_super->read_misses = cpu_to_le32(0); @@ -481,9 +478,6 @@ static void read_superblock_fields(struct dm_cache_metadata *cmd, cmd->data_block_size = le32_to_cpu(disk_super->data_block_size); cmd->cache_blocks = to_cblock(le32_to_cpu(disk_super->cache_blocks)); strncpy(cmd->policy_name, disk_super->policy_name, sizeof(cmd->policy_name)); - cmd->policy_version[0] = le32_to_cpu(disk_super->policy_version[0]); - cmd->policy_version[1] = le32_to_cpu(disk_super->policy_version[1]); - cmd->policy_version[2] = le32_to_cpu(disk_super->policy_version[2]); cmd->policy_hint_size = le32_to_cpu(disk_super->policy_hint_size); cmd->stats.read_hits = le32_to_cpu(disk_super->read_hits); @@ -578,9 +572,6 @@ static int __commit_transaction(struct dm_cache_metadata *cmd, disk_super->discard_nr_blocks = cpu_to_le64(from_dblock(cmd->discard_nr_blocks)); disk_super->cache_blocks = cpu_to_le32(from_cblock(cmd->cache_blocks)); strncpy(disk_super->policy_name, cmd->policy_name, sizeof(disk_super->policy_name)); - disk_super->policy_version[0] = cpu_to_le32(cmd->policy_version[0]); - disk_super->policy_version[1] = cpu_to_le32(cmd->policy_version[1]); - disk_super->policy_version[2] = cpu_to_le32(cmd->policy_version[2]); disk_super->read_hits = cpu_to_le32(cmd->stats.read_hits); disk_super->read_misses = cpu_to_le32(cmd->stats.read_misses); @@ -863,43 +854,18 @@ struct thunk { bool hints_valid; }; -static bool policy_unchanged(struct dm_cache_metadata *cmd, - struct dm_cache_policy *policy) -{ - const char *policy_name = dm_cache_policy_get_name(policy); - const unsigned *policy_version = dm_cache_policy_get_version(policy); - size_t policy_hint_size = dm_cache_policy_get_hint_size(policy); - - /* - * Ensure policy names match. - */ - if (strncmp(cmd->policy_name, policy_name, sizeof(cmd->policy_name))) - return false; - - /* - * Ensure policy major versions match. - */ - if (cmd->policy_version[0] != policy_version[0]) - return false; - - /* - * Ensure policy hint sizes match. - */ - if (cmd->policy_hint_size != policy_hint_size) - return false; - - return true; -} - static bool hints_array_initialized(struct dm_cache_metadata *cmd) { return cmd->hint_root && cmd->policy_hint_size; } static bool hints_array_available(struct dm_cache_metadata *cmd, - struct dm_cache_policy *policy) + const char *policy_name) { - return cmd->clean_when_opened && policy_unchanged(cmd, policy) && + bool policy_names_match = !strncmp(cmd->policy_name, policy_name, + sizeof(cmd->policy_name)); + + return cmd->clean_when_opened && policy_names_match && hints_array_initialized(cmd); } @@ -933,8 +899,7 @@ static int __load_mapping(void *context, uint64_t cblock, void *leaf) return r; } -static int __load_mappings(struct dm_cache_metadata *cmd, - struct dm_cache_policy *policy, +static int __load_mappings(struct dm_cache_metadata *cmd, const char *policy_name, load_mapping_fn fn, void *context) { struct thunk thunk; @@ -944,19 +909,18 @@ static int __load_mappings(struct dm_cache_metadata *cmd, thunk.cmd = cmd; thunk.respect_dirty_flags = cmd->clean_when_opened; - thunk.hints_valid = hints_array_available(cmd, policy); + thunk.hints_valid = hints_array_available(cmd, policy_name); return dm_array_walk(&cmd->info, cmd->root, __load_mapping, &thunk); } -int dm_cache_load_mappings(struct dm_cache_metadata *cmd, - struct dm_cache_policy *policy, +int dm_cache_load_mappings(struct dm_cache_metadata *cmd, const char *policy_name, load_mapping_fn fn, void *context) { int r; down_read(&cmd->root_lock); - r = __load_mappings(cmd, policy, fn, context); + r = __load_mappings(cmd, policy_name, fn, context); up_read(&cmd->root_lock); return r; @@ -1015,7 +979,7 @@ static int __dirty(struct dm_cache_metadata *cmd, dm_cblock_t cblock, bool dirty /* nothing to be done */ return 0; - value = pack_value(oblock, (flags & ~M_DIRTY) | (dirty ? M_DIRTY : 0)); + value = pack_value(oblock, flags | (dirty ? M_DIRTY : 0)); __dm_bless_for_disk(&value); r = dm_array_set_value(&cmd->info, cmd->root, from_cblock(cblock), @@ -1106,15 +1070,13 @@ static int begin_hints(struct dm_cache_metadata *cmd, struct dm_cache_policy *po __le32 value; size_t hint_size; const char *policy_name = dm_cache_policy_get_name(policy); - const unsigned *policy_version = dm_cache_policy_get_version(policy); if (!policy_name[0] || (strlen(policy_name) > sizeof(cmd->policy_name) - 1)) return -EINVAL; - if (!policy_unchanged(cmd, policy)) { + if (strcmp(cmd->policy_name, policy_name)) { strncpy(cmd->policy_name, policy_name, sizeof(cmd->policy_name)); - memcpy(cmd->policy_version, policy_version, sizeof(cmd->policy_version)); hint_size = dm_cache_policy_get_hint_size(policy); if (!hint_size) diff --git a/trunk/drivers/md/dm-cache-metadata.h b/trunk/drivers/md/dm-cache-metadata.h index f45cef21f3d0..135864ea0eee 100644 --- a/trunk/drivers/md/dm-cache-metadata.h +++ b/trunk/drivers/md/dm-cache-metadata.h @@ -89,7 +89,7 @@ typedef int (*load_mapping_fn)(void *context, dm_oblock_t oblock, dm_cblock_t cblock, bool dirty, uint32_t hint, bool hint_valid); int dm_cache_load_mappings(struct dm_cache_metadata *cmd, - struct dm_cache_policy *policy, + const char *policy_name, load_mapping_fn fn, void *context); diff --git a/trunk/drivers/md/dm-cache-policy-cleaner.c b/trunk/drivers/md/dm-cache-policy-cleaner.c index b04d1f904d07..cc05d70b3cb8 100644 --- a/trunk/drivers/md/dm-cache-policy-cleaner.c +++ b/trunk/drivers/md/dm-cache-policy-cleaner.c @@ -17,6 +17,7 @@ /*----------------------------------------------------------------*/ #define DM_MSG_PREFIX "cache cleaner" +#define CLEANER_VERSION "1.0.0" /* Cache entry struct. */ struct wb_cache_entry { @@ -433,7 +434,6 @@ static struct dm_cache_policy *wb_create(dm_cblock_t cache_size, static struct dm_cache_policy_type wb_policy_type = { .name = "cleaner", - .version = {1, 0, 0}, .hint_size = 0, .owner = THIS_MODULE, .create = wb_create @@ -446,10 +446,7 @@ static int __init wb_init(void) if (r < 0) DMERR("register failed %d", r); else - DMINFO("version %u.%u.%u loaded", - wb_policy_type.version[0], - wb_policy_type.version[1], - wb_policy_type.version[2]); + DMINFO("version " CLEANER_VERSION " loaded"); return r; } diff --git a/trunk/drivers/md/dm-cache-policy-internal.h b/trunk/drivers/md/dm-cache-policy-internal.h index 0928abdc49f0..52a75beeced5 100644 --- a/trunk/drivers/md/dm-cache-policy-internal.h +++ b/trunk/drivers/md/dm-cache-policy-internal.h @@ -117,8 +117,6 @@ void dm_cache_policy_destroy(struct dm_cache_policy *p); */ const char *dm_cache_policy_get_name(struct dm_cache_policy *p); -const unsigned *dm_cache_policy_get_version(struct dm_cache_policy *p); - size_t dm_cache_policy_get_hint_size(struct dm_cache_policy *p); /*----------------------------------------------------------------*/ diff --git a/trunk/drivers/md/dm-cache-policy-mq.c b/trunk/drivers/md/dm-cache-policy-mq.c index dc112a7137fe..964153255076 100644 --- a/trunk/drivers/md/dm-cache-policy-mq.c +++ b/trunk/drivers/md/dm-cache-policy-mq.c @@ -14,6 +14,7 @@ #include #define DM_MSG_PREFIX "cache-policy-mq" +#define MQ_VERSION "1.0.0" static struct kmem_cache *mq_entry_cache; @@ -1132,7 +1133,6 @@ static struct dm_cache_policy *mq_create(dm_cblock_t cache_size, static struct dm_cache_policy_type mq_policy_type = { .name = "mq", - .version = {1, 0, 0}, .hint_size = 4, .owner = THIS_MODULE, .create = mq_create @@ -1140,7 +1140,6 @@ static struct dm_cache_policy_type mq_policy_type = { static struct dm_cache_policy_type default_policy_type = { .name = "default", - .version = {1, 0, 0}, .hint_size = 4, .owner = THIS_MODULE, .create = mq_create @@ -1165,10 +1164,7 @@ static int __init mq_init(void) r = dm_cache_policy_register(&default_policy_type); if (!r) { - DMINFO("version %u.%u.%u loaded", - mq_policy_type.version[0], - mq_policy_type.version[1], - mq_policy_type.version[2]); + DMINFO("version " MQ_VERSION " loaded"); return 0; } diff --git a/trunk/drivers/md/dm-cache-policy.c b/trunk/drivers/md/dm-cache-policy.c index 21c03c570c06..2cbf5fdaac52 100644 --- a/trunk/drivers/md/dm-cache-policy.c +++ b/trunk/drivers/md/dm-cache-policy.c @@ -150,14 +150,6 @@ const char *dm_cache_policy_get_name(struct dm_cache_policy *p) } EXPORT_SYMBOL_GPL(dm_cache_policy_get_name); -const unsigned *dm_cache_policy_get_version(struct dm_cache_policy *p) -{ - struct dm_cache_policy_type *t = p->private; - - return t->version; -} -EXPORT_SYMBOL_GPL(dm_cache_policy_get_version); - size_t dm_cache_policy_get_hint_size(struct dm_cache_policy *p) { struct dm_cache_policy_type *t = p->private; diff --git a/trunk/drivers/md/dm-cache-policy.h b/trunk/drivers/md/dm-cache-policy.h index 558bdfdabf5f..f0f51b260544 100644 --- a/trunk/drivers/md/dm-cache-policy.h +++ b/trunk/drivers/md/dm-cache-policy.h @@ -196,7 +196,6 @@ struct dm_cache_policy { * We maintain a little register of the different policy types. */ #define CACHE_POLICY_NAME_SIZE 16 -#define CACHE_POLICY_VERSION_SIZE 3 struct dm_cache_policy_type { /* For use by the register code only. */ @@ -207,7 +206,6 @@ struct dm_cache_policy_type { * what gets passed on the target line to select your policy. */ char name[CACHE_POLICY_NAME_SIZE]; - unsigned version[CACHE_POLICY_VERSION_SIZE]; /* * Policies may store a hint for each each cache block. diff --git a/trunk/drivers/md/dm-cache-target.c b/trunk/drivers/md/dm-cache-target.c index 10744091e6ca..0f4e84b15c30 100644 --- a/trunk/drivers/md/dm-cache-target.c +++ b/trunk/drivers/md/dm-cache-target.c @@ -6,7 +6,6 @@ #include "dm.h" #include "dm-bio-prison.h" -#include "dm-bio-record.h" #include "dm-cache-metadata.h" #include @@ -143,7 +142,6 @@ struct cache { spinlock_t lock; struct bio_list deferred_bios; struct bio_list deferred_flush_bios; - struct bio_list deferred_writethrough_bios; struct list_head quiesced_migrations; struct list_head completed_migrations; struct list_head need_commit_migrations; @@ -160,7 +158,7 @@ struct cache { /* * origin_blocks entries, discarded if set. */ - uint32_t discard_block_size; /* a power of 2 times sectors per block */ + sector_t discard_block_size; /* a power of 2 times sectors per block */ dm_dblock_t discard_nr_blocks; unsigned long *discard_bitset; @@ -201,16 +199,6 @@ struct per_bio_data { bool tick:1; unsigned req_nr:2; struct dm_deferred_entry *all_io_entry; - - /* - * writethrough fields. These MUST remain at the end of this - * structure and the 'cache' member must be the first as it - * is used to determine the offsetof the writethrough fields. - */ - struct cache *cache; - dm_cblock_t cblock; - bio_end_io_t *saved_bi_end_io; - struct dm_bio_details bio_details; }; struct dm_cache_migration { @@ -424,24 +412,17 @@ static bool block_size_is_power_of_two(struct cache *cache) return cache->sectors_per_block_shift >= 0; } -static dm_block_t block_div(dm_block_t b, uint32_t n) -{ - do_div(b, n); - - return b; -} - static dm_dblock_t oblock_to_dblock(struct cache *cache, dm_oblock_t oblock) { - uint32_t discard_blocks = cache->discard_block_size; + sector_t discard_blocks = cache->discard_block_size; dm_block_t b = from_oblock(oblock); if (!block_size_is_power_of_two(cache)) - discard_blocks = discard_blocks / cache->sectors_per_block; + (void) sector_div(discard_blocks, cache->sectors_per_block); else discard_blocks >>= cache->sectors_per_block_shift; - b = block_div(b, discard_blocks); + (void) sector_div(b, discard_blocks); return to_dblock(b); } @@ -519,28 +500,16 @@ static void save_stats(struct cache *cache) /*---------------------------------------------------------------- * Per bio data *--------------------------------------------------------------*/ - -/* - * If using writeback, leave out struct per_bio_data's writethrough fields. - */ -#define PB_DATA_SIZE_WB (offsetof(struct per_bio_data, cache)) -#define PB_DATA_SIZE_WT (sizeof(struct per_bio_data)) - -static size_t get_per_bio_data_size(struct cache *cache) +static struct per_bio_data *get_per_bio_data(struct bio *bio) { - return cache->features.write_through ? PB_DATA_SIZE_WT : PB_DATA_SIZE_WB; -} - -static struct per_bio_data *get_per_bio_data(struct bio *bio, size_t data_size) -{ - struct per_bio_data *pb = dm_per_bio_data(bio, data_size); + struct per_bio_data *pb = dm_per_bio_data(bio, sizeof(struct per_bio_data)); BUG_ON(!pb); return pb; } -static struct per_bio_data *init_per_bio_data(struct bio *bio, size_t data_size) +static struct per_bio_data *init_per_bio_data(struct bio *bio) { - struct per_bio_data *pb = get_per_bio_data(bio, data_size); + struct per_bio_data *pb = get_per_bio_data(bio); pb->tick = false; pb->req_nr = dm_bio_get_target_bio_nr(bio); @@ -574,8 +543,7 @@ static void remap_to_cache(struct cache *cache, struct bio *bio, static void check_if_tick_bio_needed(struct cache *cache, struct bio *bio) { unsigned long flags; - size_t pb_data_size = get_per_bio_data_size(cache); - struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size); + struct per_bio_data *pb = get_per_bio_data(bio); spin_lock_irqsave(&cache->lock, flags); if (cache->need_tick_bio && @@ -641,58 +609,6 @@ static void issue(struct cache *cache, struct bio *bio) spin_unlock_irqrestore(&cache->lock, flags); } -static void defer_writethrough_bio(struct cache *cache, struct bio *bio) -{ - unsigned long flags; - - spin_lock_irqsave(&cache->lock, flags); - bio_list_add(&cache->deferred_writethrough_bios, bio); - spin_unlock_irqrestore(&cache->lock, flags); - - wake_worker(cache); -} - -static void writethrough_endio(struct bio *bio, int err) -{ - struct per_bio_data *pb = get_per_bio_data(bio, PB_DATA_SIZE_WT); - bio->bi_end_io = pb->saved_bi_end_io; - - if (err) { - bio_endio(bio, err); - return; - } - - dm_bio_restore(&pb->bio_details, bio); - remap_to_cache(pb->cache, bio, pb->cblock); - - /* - * We can't issue this bio directly, since we're in interrupt - * context. So it get's put on a bio list for processing by the - * worker thread. - */ - defer_writethrough_bio(pb->cache, bio); -} - -/* - * When running in writethrough mode we need to send writes to clean blocks - * to both the cache and origin devices. In future we'd like to clone the - * bio and send them in parallel, but for now we're doing them in - * series as this is easier. - */ -static void remap_to_origin_then_cache(struct cache *cache, struct bio *bio, - dm_oblock_t oblock, dm_cblock_t cblock) -{ - struct per_bio_data *pb = get_per_bio_data(bio, PB_DATA_SIZE_WT); - - pb->cache = cache; - pb->cblock = cblock; - pb->saved_bi_end_io = bio->bi_end_io; - dm_bio_record(&pb->bio_details, bio); - bio->bi_end_io = writethrough_endio; - - remap_to_origin_clear_discard(pb->cache, bio, oblock); -} - /*---------------------------------------------------------------- * Migration processing * @@ -1056,8 +972,7 @@ static void defer_bio(struct cache *cache, struct bio *bio) static void process_flush_bio(struct cache *cache, struct bio *bio) { - size_t pb_data_size = get_per_bio_data_size(cache); - struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size); + struct per_bio_data *pb = get_per_bio_data(bio); BUG_ON(bio->bi_size); if (!pb->req_nr) @@ -1087,7 +1002,7 @@ static void process_discard_bio(struct cache *cache, struct bio *bio) dm_block_t end_block = bio->bi_sector + bio_sectors(bio); dm_block_t b; - end_block = block_div(end_block, cache->discard_block_size); + (void) sector_div(end_block, cache->discard_block_size); for (b = start_block; b < end_block; b++) set_discard(cache, to_dblock(b)); @@ -1129,8 +1044,7 @@ static void process_bio(struct cache *cache, struct prealloc *structs, dm_oblock_t block = get_bio_block(cache, bio); struct dm_bio_prison_cell *cell_prealloc, *old_ocell, *new_ocell; struct policy_result lookup_result; - size_t pb_data_size = get_per_bio_data_size(cache); - struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size); + struct per_bio_data *pb = get_per_bio_data(bio); bool discarded_block = is_discarded_oblock(cache, block); bool can_migrate = discarded_block || spare_migration_bandwidth(cache); @@ -1156,9 +1070,14 @@ static void process_bio(struct cache *cache, struct prealloc *structs, inc_hit_counter(cache, bio); pb->all_io_entry = dm_deferred_entry_inc(cache->all_io_ds); - if (is_writethrough_io(cache, bio, lookup_result.cblock)) - remap_to_origin_then_cache(cache, bio, block, lookup_result.cblock); - else + if (is_writethrough_io(cache, bio, lookup_result.cblock)) { + /* + * No need to mark anything dirty in write through mode. + */ + pb->req_nr == 0 ? + remap_to_cache(cache, bio, lookup_result.cblock) : + remap_to_origin_clear_discard(cache, bio, block); + } else remap_to_cache_dirty(cache, bio, block, lookup_result.cblock); issue(cache, bio); @@ -1167,8 +1086,17 @@ static void process_bio(struct cache *cache, struct prealloc *structs, case POLICY_MISS: inc_miss_counter(cache, bio); pb->all_io_entry = dm_deferred_entry_inc(cache->all_io_ds); - remap_to_origin_clear_discard(cache, bio, block); - issue(cache, bio); + + if (pb->req_nr != 0) { + /* + * This is a duplicate writethrough io that is no + * longer needed because the block has been demoted. + */ + bio_endio(bio, 0); + } else { + remap_to_origin_clear_discard(cache, bio, block); + issue(cache, bio); + } break; case POLICY_NEW: @@ -1289,23 +1217,6 @@ static void process_deferred_flush_bios(struct cache *cache, bool submit_bios) submit_bios ? generic_make_request(bio) : bio_io_error(bio); } -static void process_deferred_writethrough_bios(struct cache *cache) -{ - unsigned long flags; - struct bio_list bios; - struct bio *bio; - - bio_list_init(&bios); - - spin_lock_irqsave(&cache->lock, flags); - bio_list_merge(&bios, &cache->deferred_writethrough_bios); - bio_list_init(&cache->deferred_writethrough_bios); - spin_unlock_irqrestore(&cache->lock, flags); - - while ((bio = bio_list_pop(&bios))) - generic_make_request(bio); -} - static void writeback_some_dirty_blocks(struct cache *cache) { int r = 0; @@ -1402,7 +1313,6 @@ static int more_work(struct cache *cache) else return !bio_list_empty(&cache->deferred_bios) || !bio_list_empty(&cache->deferred_flush_bios) || - !bio_list_empty(&cache->deferred_writethrough_bios) || !list_empty(&cache->quiesced_migrations) || !list_empty(&cache->completed_migrations) || !list_empty(&cache->need_commit_migrations); @@ -1421,8 +1331,6 @@ static void do_worker(struct work_struct *ws) writeback_some_dirty_blocks(cache); - process_deferred_writethrough_bios(cache); - if (commit_if_needed(cache)) { process_deferred_flush_bios(cache, false); @@ -1848,11 +1756,8 @@ static int create_cache_policy(struct cache *cache, struct cache_args *ca, } r = set_config_values(cache->policy, ca->policy_argc, ca->policy_argv); - if (r) { - *error = "Error setting cache policy's config values"; + if (r) dm_cache_policy_destroy(cache->policy); - cache->policy = NULL; - } return r; } @@ -1888,6 +1793,8 @@ static sector_t calculate_discard_block_size(sector_t cache_block_size, #define DEFAULT_MIGRATION_THRESHOLD (2048 * 100) +static unsigned cache_num_write_bios(struct dm_target *ti, struct bio *bio); + static int cache_create(struct cache_args *ca, struct cache **result) { int r = 0; @@ -1904,6 +1811,7 @@ static int cache_create(struct cache_args *ca, struct cache **result) cache->ti = ca->ti; ti->private = cache; + ti->per_bio_data_size = sizeof(struct per_bio_data); ti->num_flush_bios = 2; ti->flush_supported = true; @@ -1912,7 +1820,9 @@ static int cache_create(struct cache_args *ca, struct cache **result) ti->discard_zeroes_data_unsupported = true; memcpy(&cache->features, &ca->features, sizeof(cache->features)); - ti->per_bio_data_size = get_per_bio_data_size(cache); + + if (cache->features.write_through) + ti->num_write_bios = cache_num_write_bios; cache->callbacks.congested_fn = cache_is_congested; dm_table_add_target_callbacks(ti->table, &cache->callbacks); @@ -1925,7 +1835,7 @@ static int cache_create(struct cache_args *ca, struct cache **result) /* FIXME: factor out this whole section */ origin_blocks = cache->origin_sectors = ca->origin_sectors; - origin_blocks = block_div(origin_blocks, ca->block_size); + (void) sector_div(origin_blocks, ca->block_size); cache->origin_blocks = to_oblock(origin_blocks); cache->sectors_per_block = ca->block_size; @@ -1938,7 +1848,7 @@ static int cache_create(struct cache_args *ca, struct cache **result) dm_block_t cache_size = ca->cache_sectors; cache->sectors_per_block_shift = -1; - cache_size = block_div(cache_size, ca->block_size); + (void) sector_div(cache_size, ca->block_size); cache->cache_size = to_cblock(cache_size); } else { cache->sectors_per_block_shift = __ffs(ca->block_size); @@ -1963,7 +1873,6 @@ static int cache_create(struct cache_args *ca, struct cache **result) spin_lock_init(&cache->lock); bio_list_init(&cache->deferred_bios); bio_list_init(&cache->deferred_flush_bios); - bio_list_init(&cache->deferred_writethrough_bios); INIT_LIST_HEAD(&cache->quiesced_migrations); INIT_LIST_HEAD(&cache->completed_migrations); INIT_LIST_HEAD(&cache->need_commit_migrations); @@ -2093,8 +2002,6 @@ static int cache_ctr(struct dm_target *ti, unsigned argc, char **argv) goto out; r = cache_create(ca, &cache); - if (r) - goto out; r = copy_ctr_args(cache, argc - 3, (const char **)argv + 3); if (r) { @@ -2109,13 +2016,26 @@ static int cache_ctr(struct dm_target *ti, unsigned argc, char **argv) return r; } +static unsigned cache_num_write_bios(struct dm_target *ti, struct bio *bio) +{ + int r; + struct cache *cache = ti->private; + dm_oblock_t block = get_bio_block(cache, bio); + dm_cblock_t cblock; + + r = policy_lookup(cache->policy, block, &cblock); + if (r < 0) + return 2; /* assume the worst */ + + return (!r && !is_dirty(cache, cblock)) ? 2 : 1; +} + static int cache_map(struct dm_target *ti, struct bio *bio) { struct cache *cache = ti->private; int r; dm_oblock_t block = get_bio_block(cache, bio); - size_t pb_data_size = get_per_bio_data_size(cache); bool can_migrate = false; bool discarded_block; struct dm_bio_prison_cell *cell; @@ -2132,7 +2052,7 @@ static int cache_map(struct dm_target *ti, struct bio *bio) return DM_MAPIO_REMAPPED; } - pb = init_per_bio_data(bio, pb_data_size); + pb = init_per_bio_data(bio); if (bio->bi_rw & (REQ_FLUSH | REQ_FUA | REQ_DISCARD)) { defer_bio(cache, bio); @@ -2177,12 +2097,18 @@ static int cache_map(struct dm_target *ti, struct bio *bio) inc_hit_counter(cache, bio); pb->all_io_entry = dm_deferred_entry_inc(cache->all_io_ds); - if (is_writethrough_io(cache, bio, lookup_result.cblock)) - remap_to_origin_then_cache(cache, bio, block, lookup_result.cblock); - else + if (is_writethrough_io(cache, bio, lookup_result.cblock)) { + /* + * No need to mark anything dirty in write through mode. + */ + pb->req_nr == 0 ? + remap_to_cache(cache, bio, lookup_result.cblock) : + remap_to_origin_clear_discard(cache, bio, block); + cell_defer(cache, cell, false); + } else { remap_to_cache_dirty(cache, bio, block, lookup_result.cblock); - - cell_defer(cache, cell, false); + cell_defer(cache, cell, false); + } break; case POLICY_MISS: @@ -2217,8 +2143,7 @@ static int cache_end_io(struct dm_target *ti, struct bio *bio, int error) { struct cache *cache = ti->private; unsigned long flags; - size_t pb_data_size = get_per_bio_data_size(cache); - struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size); + struct per_bio_data *pb = get_per_bio_data(bio); if (pb->tick) { policy_tick(cache->policy); @@ -2394,7 +2319,8 @@ static int cache_preresume(struct dm_target *ti) } if (!cache->loaded_mappings) { - r = dm_cache_load_mappings(cache->cmd, cache->policy, + r = dm_cache_load_mappings(cache->cmd, + dm_cache_policy_get_name(cache->policy), load_mapping, cache); if (r) { DMERR("could not load cache mappings"); @@ -2609,7 +2535,7 @@ static void cache_io_hints(struct dm_target *ti, struct queue_limits *limits) static struct target_type cache_target = { .name = "cache", - .version = {1, 1, 0}, + .version = {1, 0, 0}, .module = THIS_MODULE, .ctr = cache_ctr, .dtr = cache_dtr, diff --git a/trunk/drivers/md/dm-raid.c b/trunk/drivers/md/dm-raid.c index 311e3d35b272..9a01d1e4c783 100644 --- a/trunk/drivers/md/dm-raid.c +++ b/trunk/drivers/md/dm-raid.c @@ -91,44 +91,15 @@ static struct raid_type { {"raid6_nc", "RAID6 (N continue)", 2, 4, 6, ALGORITHM_ROTATING_N_CONTINUE} }; -static char *raid10_md_layout_to_format(int layout) -{ - /* - * Bit 16 and 17 stand for "offset" and "use_far_sets" - * Refer to MD's raid10.c for details - */ - if ((layout & 0x10000) && (layout & 0x20000)) - return "offset"; - - if ((layout & 0xFF) > 1) - return "near"; - - return "far"; -} - static unsigned raid10_md_layout_to_copies(int layout) { - if ((layout & 0xFF) > 1) - return layout & 0xFF; - return (layout >> 8) & 0xFF; + return layout & 0xFF; } static int raid10_format_to_md_layout(char *format, unsigned copies) { - unsigned n = 1, f = 1; - - if (!strcmp("near", format)) - n = copies; - else - f = copies; - - if (!strcmp("offset", format)) - return 0x30000 | (f << 8) | n; - - if (!strcmp("far", format)) - return 0x20000 | (f << 8) | n; - - return (f << 8) | n; + /* 1 "far" copy, and 'copies' "near" copies */ + return (1 << 8) | (copies & 0xFF); } static struct raid_type *get_raid_type(char *name) @@ -381,7 +352,6 @@ static int validate_raid_redundancy(struct raid_set *rs) { unsigned i, rebuild_cnt = 0; unsigned rebuilds_per_group, copies, d; - unsigned group_size, last_group_start; for (i = 0; i < rs->md.raid_disks; i++) if (!test_bit(In_sync, &rs->dev[i].rdev.flags) || @@ -409,6 +379,9 @@ static int validate_raid_redundancy(struct raid_set *rs) * as long as the failed devices occur in different mirror * groups (i.e. different stripes). * + * Right now, we only allow for "near" copies. When other + * formats are added, we will have to check those too. + * * When checking "near" format, make sure no adjacent devices * have failed beyond what can be handled. In addition to the * simple case where the number of devices is a multiple of the @@ -418,41 +391,14 @@ static int validate_raid_redundancy(struct raid_set *rs) * A A B B C * C D D E E */ - if (!strcmp("near", raid10_md_layout_to_format(rs->md.layout))) { - for (i = 0; i < rs->md.raid_disks * copies; i++) { - if (!(i % copies)) - rebuilds_per_group = 0; - d = i % rs->md.raid_disks; - if ((!rs->dev[d].rdev.sb_page || - !test_bit(In_sync, &rs->dev[d].rdev.flags)) && - (++rebuilds_per_group >= copies)) - goto too_many; - } - break; - } - - /* - * When checking "far" and "offset" formats, we need to ensure - * that the device that holds its copy is not also dead or - * being rebuilt. (Note that "far" and "offset" formats only - * support two copies right now. These formats also only ever - * use the 'use_far_sets' variant.) - * - * This check is somewhat complicated by the need to account - * for arrays that are not a multiple of (far) copies. This - * results in the need to treat the last (potentially larger) - * set differently. - */ - group_size = (rs->md.raid_disks / copies); - last_group_start = (rs->md.raid_disks / group_size) - 1; - last_group_start *= group_size; - for (i = 0; i < rs->md.raid_disks; i++) { - if (!(i % copies) && !(i > last_group_start)) + for (i = 0; i < rs->md.raid_disks * copies; i++) { + if (!(i % copies)) rebuilds_per_group = 0; - if ((!rs->dev[i].rdev.sb_page || - !test_bit(In_sync, &rs->dev[i].rdev.flags)) && + d = i % rs->md.raid_disks; + if ((!rs->dev[d].rdev.sb_page || + !test_bit(In_sync, &rs->dev[d].rdev.flags)) && (++rebuilds_per_group >= copies)) - goto too_many; + goto too_many; } break; default: @@ -487,7 +433,7 @@ static int validate_raid_redundancy(struct raid_set *rs) * * RAID10-only options: * [raid10_copies <# copies>] Number of copies. (Default: 2) - * [raid10_format ] Layout algorithm. (Default: near) + * [raid10_format ] Layout algorithm. (Default: near) */ static int parse_raid_params(struct raid_set *rs, char **argv, unsigned num_raid_params) @@ -574,9 +520,7 @@ static int parse_raid_params(struct raid_set *rs, char **argv, rs->ti->error = "'raid10_format' is an invalid parameter for this RAID type"; return -EINVAL; } - if (strcmp("near", argv[i]) && - strcmp("far", argv[i]) && - strcmp("offset", argv[i])) { + if (strcmp("near", argv[i])) { rs->ti->error = "Invalid 'raid10_format' value given"; return -EINVAL; } @@ -700,15 +644,6 @@ static int parse_raid_params(struct raid_set *rs, char **argv, return -EINVAL; } - /* - * If the format is not "near", we only support - * two copies at the moment. - */ - if (strcmp("near", raid10_format) && (raid10_copies > 2)) { - rs->ti->error = "Too many copies for given RAID10 format."; - return -EINVAL; - } - /* (Len * #mirrors) / #devices */ sectors_per_dev = rs->ti->len * raid10_copies; sector_div(sectors_per_dev, rs->md.raid_disks); @@ -919,30 +854,17 @@ static int super_init_validation(struct mddev *mddev, struct md_rdev *rdev) /* * Reshaping is not currently allowed */ - if (le32_to_cpu(sb->level) != mddev->level) { - DMERR("Reshaping arrays not yet supported. (RAID level change)"); - return -EINVAL; - } - if (le32_to_cpu(sb->layout) != mddev->layout) { - DMERR("Reshaping arrays not yet supported. (RAID layout change)"); - DMERR(" 0x%X vs 0x%X", le32_to_cpu(sb->layout), mddev->layout); - DMERR(" Old layout: %s w/ %d copies", - raid10_md_layout_to_format(le32_to_cpu(sb->layout)), - raid10_md_layout_to_copies(le32_to_cpu(sb->layout))); - DMERR(" New layout: %s w/ %d copies", - raid10_md_layout_to_format(mddev->layout), - raid10_md_layout_to_copies(mddev->layout)); - return -EINVAL; - } - if (le32_to_cpu(sb->stripe_sectors) != mddev->chunk_sectors) { - DMERR("Reshaping arrays not yet supported. (stripe sectors change)"); + if ((le32_to_cpu(sb->level) != mddev->level) || + (le32_to_cpu(sb->layout) != mddev->layout) || + (le32_to_cpu(sb->stripe_sectors) != mddev->chunk_sectors)) { + DMERR("Reshaping arrays not yet supported."); return -EINVAL; } /* We can only change the number of devices in RAID1 right now */ if ((rs->raid_type->level != 1) && (le32_to_cpu(sb->num_devices) != mddev->raid_disks)) { - DMERR("Reshaping arrays not yet supported. (device count change)"); + DMERR("Reshaping arrays not yet supported."); return -EINVAL; } @@ -1407,8 +1329,7 @@ static void raid_status(struct dm_target *ti, status_type_t type, raid10_md_layout_to_copies(rs->md.layout)); if (rs->print_flags & DMPF_RAID10_FORMAT) - DMEMIT(" raid10_format %s", - raid10_md_layout_to_format(rs->md.layout)); + DMEMIT(" raid10_format near"); DMEMIT(" %d", rs->md.raid_disks); for (i = 0; i < rs->md.raid_disks; i++) { @@ -1497,10 +1418,6 @@ static struct target_type raid_target = { static int __init dm_raid_init(void) { - DMINFO("Loading target version %u.%u.%u", - raid_target.version[0], - raid_target.version[1], - raid_target.version[2]); return dm_register_target(&raid_target); } diff --git a/trunk/drivers/md/dm-thin.c b/trunk/drivers/md/dm-thin.c index 004ad1652b73..009339d62828 100644 --- a/trunk/drivers/md/dm-thin.c +++ b/trunk/drivers/md/dm-thin.c @@ -1577,11 +1577,6 @@ static bool data_dev_supports_discard(struct pool_c *pt) return q && blk_queue_discard(q); } -static bool is_factor(sector_t block_size, uint32_t n) -{ - return !sector_div(block_size, n); -} - /* * If discard_passdown was enabled verify that the data device * supports discards. Disable discard_passdown if not. @@ -1607,7 +1602,7 @@ static void disable_passdown_if_not_supported(struct pool_c *pt) else if (data_limits->discard_granularity > block_size) reason = "discard granularity larger than a block"; - else if (!is_factor(block_size, data_limits->discard_granularity)) + else if (block_size & (data_limits->discard_granularity - 1)) reason = "discard granularity not a factor of block size"; if (reason) { @@ -2549,7 +2544,7 @@ static struct target_type pool_target = { .name = "thin-pool", .features = DM_TARGET_SINGLETON | DM_TARGET_ALWAYS_WRITEABLE | DM_TARGET_IMMUTABLE, - .version = {1, 7, 0}, + .version = {1, 6, 1}, .module = THIS_MODULE, .ctr = pool_ctr, .dtr = pool_dtr, @@ -2836,7 +2831,7 @@ static int thin_iterate_devices(struct dm_target *ti, static struct target_type thin_target = { .name = "thin", - .version = {1, 8, 0}, + .version = {1, 7, 1}, .module = THIS_MODULE, .ctr = thin_ctr, .dtr = thin_dtr, diff --git a/trunk/drivers/md/dm-verity.c b/trunk/drivers/md/dm-verity.c index a746f1d21c66..6ad538375c3c 100644 --- a/trunk/drivers/md/dm-verity.c +++ b/trunk/drivers/md/dm-verity.c @@ -93,13 +93,6 @@ struct dm_verity_io { */ }; -struct dm_verity_prefetch_work { - struct work_struct work; - struct dm_verity *v; - sector_t block; - unsigned n_blocks; -}; - static struct shash_desc *io_hash_desc(struct dm_verity *v, struct dm_verity_io *io) { return (struct shash_desc *)(io + 1); @@ -431,18 +424,15 @@ static void verity_end_io(struct bio *bio, int error) * The root buffer is not prefetched, it is assumed that it will be cached * all the time. */ -static void verity_prefetch_io(struct work_struct *work) +static void verity_prefetch_io(struct dm_verity *v, struct dm_verity_io *io) { - struct dm_verity_prefetch_work *pw = - container_of(work, struct dm_verity_prefetch_work, work); - struct dm_verity *v = pw->v; int i; for (i = v->levels - 2; i >= 0; i--) { sector_t hash_block_start; sector_t hash_block_end; - verity_hash_at_level(v, pw->block, i, &hash_block_start, NULL); - verity_hash_at_level(v, pw->block + pw->n_blocks - 1, i, &hash_block_end, NULL); + verity_hash_at_level(v, io->block, i, &hash_block_start, NULL); + verity_hash_at_level(v, io->block + io->n_blocks - 1, i, &hash_block_end, NULL); if (!i) { unsigned cluster = ACCESS_ONCE(dm_verity_prefetch_cluster); @@ -462,25 +452,6 @@ static void verity_prefetch_io(struct work_struct *work) dm_bufio_prefetch(v->bufio, hash_block_start, hash_block_end - hash_block_start + 1); } - - kfree(pw); -} - -static void verity_submit_prefetch(struct dm_verity *v, struct dm_verity_io *io) -{ - struct dm_verity_prefetch_work *pw; - - pw = kmalloc(sizeof(struct dm_verity_prefetch_work), - GFP_NOIO | __GFP_NORETRY | __GFP_NOMEMALLOC | __GFP_NOWARN); - - if (!pw) - return; - - INIT_WORK(&pw->work, verity_prefetch_io); - pw->v = v; - pw->block = io->block; - pw->n_blocks = io->n_blocks; - queue_work(v->verify_wq, &pw->work); } /* @@ -527,7 +498,7 @@ static int verity_map(struct dm_target *ti, struct bio *bio) memcpy(io->io_vec, bio_iovec(bio), io->io_vec_size * sizeof(struct bio_vec)); - verity_submit_prefetch(v, io); + verity_prefetch_io(v, io); generic_make_request(bio); @@ -887,7 +858,7 @@ static int verity_ctr(struct dm_target *ti, unsigned argc, char **argv) static struct target_type verity_target = { .name = "verity", - .version = {1, 2, 0}, + .version = {1, 1, 1}, .module = THIS_MODULE, .ctr = verity_ctr, .dtr = verity_dtr, diff --git a/trunk/drivers/md/md.c b/trunk/drivers/md/md.c index aeceedfc530b..3db3d1b271f7 100644 --- a/trunk/drivers/md/md.c +++ b/trunk/drivers/md/md.c @@ -307,10 +307,6 @@ static void md_make_request(struct request_queue *q, struct bio *bio) bio_io_error(bio); return; } - if (mddev->ro == 1 && unlikely(rw == WRITE)) { - bio_endio(bio, bio_sectors(bio) == 0 ? 0 : -EROFS); - return; - } smp_rmb(); /* Ensure implications of 'active' are visible */ rcu_read_lock(); if (mddev->suspended) { @@ -2998,9 +2994,6 @@ rdev_size_store(struct md_rdev *rdev, const char *buf, size_t len) } else if (!sectors) sectors = (i_size_read(rdev->bdev->bd_inode) >> 9) - rdev->data_offset; - if (!my_mddev->pers->resize) - /* Cannot change size for RAID0 or Linear etc */ - return -EINVAL; } if (sectors < my_mddev->dev_sectors) return -EINVAL; /* component must fit device */ @@ -6532,17 +6525,7 @@ static int md_ioctl(struct block_device *bdev, fmode_t mode, mddev->ro = 0; sysfs_notify_dirent_safe(mddev->sysfs_state); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); - /* mddev_unlock will wake thread */ - /* If a device failed while we were read-only, we - * need to make sure the metadata is updated now. - */ - if (test_bit(MD_CHANGE_DEVS, &mddev->flags)) { - mddev_unlock(mddev); - wait_event(mddev->sb_wait, - !test_bit(MD_CHANGE_DEVS, &mddev->flags) && - !test_bit(MD_CHANGE_PENDING, &mddev->flags)); - mddev_lock(mddev); - } + md_wakeup_thread(mddev->thread); } else { err = -EROFS; goto abort_unlock; @@ -7663,8 +7646,10 @@ static int remove_and_add_spares(struct mddev *mddev) removed++; } } - if (removed && mddev->kobj.sd) - sysfs_notify(&mddev->kobj, NULL, "degraded"); + if (removed) + sysfs_notify(&mddev->kobj, NULL, + "degraded"); + rdev_for_each(rdev, mddev) { if (rdev->raid_disk >= 0 && diff --git a/trunk/drivers/md/md.h b/trunk/drivers/md/md.h index d90fb1a879e1..eca59c3074ef 100644 --- a/trunk/drivers/md/md.h +++ b/trunk/drivers/md/md.h @@ -506,7 +506,7 @@ static inline char * mdname (struct mddev * mddev) static inline int sysfs_link_rdev(struct mddev *mddev, struct md_rdev *rdev) { char nm[20]; - if (!test_bit(Replacement, &rdev->flags) && mddev->kobj.sd) { + if (!test_bit(Replacement, &rdev->flags)) { sprintf(nm, "rd%d", rdev->raid_disk); return sysfs_create_link(&mddev->kobj, &rdev->kobj, nm); } else @@ -516,7 +516,7 @@ static inline int sysfs_link_rdev(struct mddev *mddev, struct md_rdev *rdev) static inline void sysfs_unlink_rdev(struct mddev *mddev, struct md_rdev *rdev) { char nm[20]; - if (!test_bit(Replacement, &rdev->flags) && mddev->kobj.sd) { + if (!test_bit(Replacement, &rdev->flags)) { sprintf(nm, "rd%d", rdev->raid_disk); sysfs_remove_link(&mddev->kobj, nm); } diff --git a/trunk/drivers/md/persistent-data/dm-btree-remove.c b/trunk/drivers/md/persistent-data/dm-btree-remove.c index b88757cd0d1d..c4f28133ef82 100644 --- a/trunk/drivers/md/persistent-data/dm-btree-remove.c +++ b/trunk/drivers/md/persistent-data/dm-btree-remove.c @@ -139,8 +139,15 @@ struct child { struct btree_node *n; }; -static int init_child(struct dm_btree_info *info, struct dm_btree_value_type *vt, - struct btree_node *parent, +static struct dm_btree_value_type le64_type = { + .context = NULL, + .size = sizeof(__le64), + .inc = NULL, + .dec = NULL, + .equal = NULL +}; + +static int init_child(struct dm_btree_info *info, struct btree_node *parent, unsigned index, struct child *result) { int r, inc; @@ -157,7 +164,7 @@ static int init_child(struct dm_btree_info *info, struct dm_btree_value_type *vt result->n = dm_block_data(result->block); if (inc) - inc_children(info->tm, result->n, vt); + inc_children(info->tm, result->n, &le64_type); *((__le64 *) value_ptr(parent, index)) = cpu_to_le64(dm_block_location(result->block)); @@ -229,7 +236,7 @@ static void __rebalance2(struct dm_btree_info *info, struct btree_node *parent, } static int rebalance2(struct shadow_spine *s, struct dm_btree_info *info, - struct dm_btree_value_type *vt, unsigned left_index) + unsigned left_index) { int r; struct btree_node *parent; @@ -237,11 +244,11 @@ static int rebalance2(struct shadow_spine *s, struct dm_btree_info *info, parent = dm_block_data(shadow_current(s)); - r = init_child(info, vt, parent, left_index, &left); + r = init_child(info, parent, left_index, &left); if (r) return r; - r = init_child(info, vt, parent, left_index + 1, &right); + r = init_child(info, parent, left_index + 1, &right); if (r) { exit_child(info, &left); return r; @@ -361,7 +368,7 @@ static void __rebalance3(struct dm_btree_info *info, struct btree_node *parent, } static int rebalance3(struct shadow_spine *s, struct dm_btree_info *info, - struct dm_btree_value_type *vt, unsigned left_index) + unsigned left_index) { int r; struct btree_node *parent = dm_block_data(shadow_current(s)); @@ -370,17 +377,17 @@ static int rebalance3(struct shadow_spine *s, struct dm_btree_info *info, /* * FIXME: fill out an array? */ - r = init_child(info, vt, parent, left_index, &left); + r = init_child(info, parent, left_index, &left); if (r) return r; - r = init_child(info, vt, parent, left_index + 1, ¢er); + r = init_child(info, parent, left_index + 1, ¢er); if (r) { exit_child(info, &left); return r; } - r = init_child(info, vt, parent, left_index + 2, &right); + r = init_child(info, parent, left_index + 2, &right); if (r) { exit_child(info, &left); exit_child(info, ¢er); @@ -427,8 +434,7 @@ static int get_nr_entries(struct dm_transaction_manager *tm, } static int rebalance_children(struct shadow_spine *s, - struct dm_btree_info *info, - struct dm_btree_value_type *vt, uint64_t key) + struct dm_btree_info *info, uint64_t key) { int i, r, has_left_sibling, has_right_sibling; uint32_t child_entries; @@ -466,13 +472,13 @@ static int rebalance_children(struct shadow_spine *s, has_right_sibling = i < (le32_to_cpu(n->header.nr_entries) - 1); if (!has_left_sibling) - r = rebalance2(s, info, vt, i); + r = rebalance2(s, info, i); else if (!has_right_sibling) - r = rebalance2(s, info, vt, i - 1); + r = rebalance2(s, info, i - 1); else - r = rebalance3(s, info, vt, i - 1); + r = rebalance3(s, info, i - 1); return r; } @@ -523,7 +529,7 @@ static int remove_raw(struct shadow_spine *s, struct dm_btree_info *info, if (le32_to_cpu(n->header.flags) & LEAF_NODE) return do_leaf(n, key, index); - r = rebalance_children(s, info, vt, key); + r = rebalance_children(s, info, key); if (r) break; @@ -544,14 +550,6 @@ static int remove_raw(struct shadow_spine *s, struct dm_btree_info *info, return r; } -static struct dm_btree_value_type le64_type = { - .context = NULL, - .size = sizeof(__le64), - .inc = NULL, - .dec = NULL, - .equal = NULL -}; - int dm_btree_remove(struct dm_btree_info *info, dm_block_t root, uint64_t *keys, dm_block_t *new_root) { diff --git a/trunk/drivers/md/raid0.c b/trunk/drivers/md/raid0.c index 0505452de8d6..24b359717a7e 100644 --- a/trunk/drivers/md/raid0.c +++ b/trunk/drivers/md/raid0.c @@ -175,13 +175,7 @@ static int create_strip_zones(struct mddev *mddev, struct r0conf **private_conf) rdev1->new_raid_disk = j; } - if (j < 0) { - printk(KERN_ERR - "md/raid0:%s: remove inactive devices before converting to RAID0\n", - mdname(mddev)); - goto abort; - } - if (j >= mddev->raid_disks) { + if (j < 0 || j >= mddev->raid_disks) { printk(KERN_ERR "md/raid0:%s: bad disk number %d - " "aborting!\n", mdname(mddev), j); goto abort; @@ -295,7 +289,7 @@ static int create_strip_zones(struct mddev *mddev, struct r0conf **private_conf) kfree(conf->strip_zone); kfree(conf->devlist); kfree(conf); - *private_conf = ERR_PTR(err); + *private_conf = NULL; return err; } @@ -417,8 +411,7 @@ static sector_t raid0_size(struct mddev *mddev, sector_t sectors, int raid_disks "%s does not support generic reshape\n", __func__); rdev_for_each(rdev, mddev) - array_sectors += (rdev->sectors & - ~(sector_t)(mddev->chunk_sectors-1)); + array_sectors += rdev->sectors; return array_sectors; } diff --git a/trunk/drivers/md/raid1.c b/trunk/drivers/md/raid1.c index fd86b372692d..d5bddfc4010e 100644 --- a/trunk/drivers/md/raid1.c +++ b/trunk/drivers/md/raid1.c @@ -967,7 +967,6 @@ static void raid1_unplug(struct blk_plug_cb *cb, bool from_schedule) bio_list_merge(&conf->pending_bio_list, &plug->pending); conf->pending_count += plug->pending_cnt; spin_unlock_irq(&conf->device_lock); - wake_up(&conf->wait_barrier); md_wakeup_thread(mddev->thread); kfree(plug); return; @@ -1001,7 +1000,6 @@ static void make_request(struct mddev *mddev, struct bio * bio) const unsigned long do_flush_fua = (bio->bi_rw & (REQ_FLUSH | REQ_FUA)); const unsigned long do_discard = (bio->bi_rw & (REQ_DISCARD | REQ_SECURE)); - const unsigned long do_same = (bio->bi_rw & REQ_WRITE_SAME); struct md_rdev *blocked_rdev; struct blk_plug_cb *cb; struct raid1_plug_cb *plug = NULL; @@ -1303,8 +1301,7 @@ static void make_request(struct mddev *mddev, struct bio * bio) conf->mirrors[i].rdev->data_offset); mbio->bi_bdev = conf->mirrors[i].rdev->bdev; mbio->bi_end_io = raid1_end_write_request; - mbio->bi_rw = - WRITE | do_flush_fua | do_sync | do_discard | do_same; + mbio->bi_rw = WRITE | do_flush_fua | do_sync | do_discard; mbio->bi_private = r1_bio; atomic_inc(&r1_bio->remaining); @@ -2821,9 +2818,6 @@ static int run(struct mddev *mddev) if (IS_ERR(conf)) return PTR_ERR(conf); - if (mddev->queue) - blk_queue_max_write_same_sectors(mddev->queue, - mddev->chunk_sectors); rdev_for_each(rdev, mddev) { if (!mddev->gendisk) continue; diff --git a/trunk/drivers/md/raid10.c b/trunk/drivers/md/raid10.c index 77b562d18a90..64d48249c03b 100644 --- a/trunk/drivers/md/raid10.c +++ b/trunk/drivers/md/raid10.c @@ -38,36 +38,21 @@ * near_copies (stored in low byte of layout) * far_copies (stored in second byte of layout) * far_offset (stored in bit 16 of layout ) - * use_far_sets (stored in bit 17 of layout ) * - * The data to be stored is divided into chunks using chunksize. Each device - * is divided into far_copies sections. In each section, chunks are laid out - * in a style similar to raid0, but near_copies copies of each chunk is stored - * (each on a different drive). The starting device for each section is offset - * near_copies from the starting device of the previous section. Thus there - * are (near_copies * far_copies) of each chunk, and each is on a different - * drive. near_copies and far_copies must be at least one, and their product - * is at most raid_disks. + * The data to be stored is divided into chunks using chunksize. + * Each device is divided into far_copies sections. + * In each section, chunks are laid out in a style similar to raid0, but + * near_copies copies of each chunk is stored (each on a different drive). + * The starting device for each section is offset near_copies from the starting + * device of the previous section. + * Thus they are (near_copies*far_copies) of each chunk, and each is on a different + * drive. + * near_copies and far_copies must be at least one, and their product is at most + * raid_disks. * * If far_offset is true, then the far_copies are handled a bit differently. - * The copies are still in different stripes, but instead of being very far - * apart on disk, there are adjacent stripes. - * - * The far and offset algorithms are handled slightly differently if - * 'use_far_sets' is true. In this case, the array's devices are grouped into - * sets that are (near_copies * far_copies) in size. The far copied stripes - * are still shifted by 'near_copies' devices, but this shifting stays confined - * to the set rather than the entire array. This is done to improve the number - * of device combinations that can fail without causing the array to fail. - * Example 'far' algorithm w/o 'use_far_sets' (each letter represents a chunk - * on a device): - * A B C D A B C D E - * ... ... - * D A B C E A B C D - * Example 'far' algorithm w/ 'use_far_sets' enabled (sets illustrated w/ []'s): - * [A B] [C D] [A B] [C D E] - * |...| |...| |...| | ... | - * [B A] [D C] [B A] [E C D] + * The copies are still in different stripes, but instead of be very far apart + * on disk, there are adjacent stripes. */ /* @@ -550,13 +535,6 @@ static void __raid10_find_phys(struct geom *geo, struct r10bio *r10bio) sector_t stripe; int dev; int slot = 0; - int last_far_set_start, last_far_set_size; - - last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; - last_far_set_start *= geo->far_set_size; - - last_far_set_size = geo->far_set_size; - last_far_set_size += (geo->raid_disks % geo->far_set_size); /* now calculate first sector/dev */ chunk = r10bio->sector >> geo->chunk_shift; @@ -573,25 +551,15 @@ static void __raid10_find_phys(struct geom *geo, struct r10bio *r10bio) /* and calculate all the others */ for (n = 0; n < geo->near_copies; n++) { int d = dev; - int set; sector_t s = sector; + r10bio->devs[slot].addr = sector; r10bio->devs[slot].devnum = d; - r10bio->devs[slot].addr = s; slot++; for (f = 1; f < geo->far_copies; f++) { - set = d / geo->far_set_size; d += geo->near_copies; - - if ((geo->raid_disks % geo->far_set_size) && - (d > last_far_set_start)) { - d -= last_far_set_start; - d %= last_far_set_size; - d += last_far_set_start; - } else { - d %= geo->far_set_size; - d += geo->far_set_size * set; - } + if (d >= geo->raid_disks) + d -= geo->raid_disks; s += geo->stride; r10bio->devs[slot].devnum = d; r10bio->devs[slot].addr = s; @@ -627,20 +595,6 @@ static sector_t raid10_find_virt(struct r10conf *conf, sector_t sector, int dev) * or recovery, so reshape isn't happening */ struct geom *geo = &conf->geo; - int far_set_start = (dev / geo->far_set_size) * geo->far_set_size; - int far_set_size = geo->far_set_size; - int last_far_set_start; - - if (geo->raid_disks % geo->far_set_size) { - last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; - last_far_set_start *= geo->far_set_size; - - if (dev >= last_far_set_start) { - far_set_size = geo->far_set_size; - far_set_size += (geo->raid_disks % geo->far_set_size); - far_set_start = last_far_set_start; - } - } offset = sector & geo->chunk_mask; if (geo->far_offset) { @@ -648,13 +602,13 @@ static sector_t raid10_find_virt(struct r10conf *conf, sector_t sector, int dev) chunk = sector >> geo->chunk_shift; fc = sector_div(chunk, geo->far_copies); dev -= fc * geo->near_copies; - if (dev < far_set_start) - dev += far_set_size; + if (dev < 0) + dev += geo->raid_disks; } else { while (sector >= geo->stride) { sector -= geo->stride; - if (dev < (geo->near_copies + far_set_start)) - dev += far_set_size - geo->near_copies; + if (dev < geo->near_copies) + dev += geo->raid_disks - geo->near_copies; else dev -= geo->near_copies; } @@ -1119,7 +1073,6 @@ static void raid10_unplug(struct blk_plug_cb *cb, bool from_schedule) bio_list_merge(&conf->pending_bio_list, &plug->pending); conf->pending_count += plug->pending_cnt; spin_unlock_irq(&conf->device_lock); - wake_up(&conf->wait_barrier); md_wakeup_thread(mddev->thread); kfree(plug); return; @@ -1152,7 +1105,6 @@ static void make_request(struct mddev *mddev, struct bio * bio) const unsigned long do_fua = (bio->bi_rw & REQ_FUA); const unsigned long do_discard = (bio->bi_rw & (REQ_DISCARD | REQ_SECURE)); - const unsigned long do_same = (bio->bi_rw & REQ_WRITE_SAME); unsigned long flags; struct md_rdev *blocked_rdev; struct blk_plug_cb *cb; @@ -1508,8 +1460,7 @@ static void make_request(struct mddev *mddev, struct bio * bio) rdev)); mbio->bi_bdev = rdev->bdev; mbio->bi_end_io = raid10_end_write_request; - mbio->bi_rw = - WRITE | do_sync | do_fua | do_discard | do_same; + mbio->bi_rw = WRITE | do_sync | do_fua | do_discard; mbio->bi_private = r10_bio; atomic_inc(&r10_bio->remaining); @@ -1551,8 +1502,7 @@ static void make_request(struct mddev *mddev, struct bio * bio) r10_bio, rdev)); mbio->bi_bdev = rdev->bdev; mbio->bi_end_io = raid10_end_write_request; - mbio->bi_rw = - WRITE | do_sync | do_fua | do_discard | do_same; + mbio->bi_rw = WRITE | do_sync | do_fua | do_discard; mbio->bi_private = r10_bio; atomic_inc(&r10_bio->remaining); @@ -3486,7 +3436,7 @@ static int setup_geo(struct geom *geo, struct mddev *mddev, enum geo_type new) disks = mddev->raid_disks + mddev->delta_disks; break; } - if (layout >> 18) + if (layout >> 17) return -1; if (chunk < (PAGE_SIZE >> 9) || !is_power_of_2(chunk)) @@ -3498,7 +3448,6 @@ static int setup_geo(struct geom *geo, struct mddev *mddev, enum geo_type new) geo->near_copies = nc; geo->far_copies = fc; geo->far_offset = fo; - geo->far_set_size = (layout & (1<<17)) ? disks / fc : disks; geo->chunk_mask = chunk - 1; geo->chunk_shift = ffz(~chunk); return nc*fc; @@ -3620,8 +3569,6 @@ static int run(struct mddev *mddev) if (mddev->queue) { blk_queue_max_discard_sectors(mddev->queue, mddev->chunk_sectors); - blk_queue_max_write_same_sectors(mddev->queue, - mddev->chunk_sectors); blk_queue_io_min(mddev->queue, chunk_size); if (conf->geo.raid_disks % conf->geo.near_copies) blk_queue_io_opt(mddev->queue, chunk_size * conf->geo.raid_disks); diff --git a/trunk/drivers/md/raid10.h b/trunk/drivers/md/raid10.h index 157d69e83ff4..1054cf602345 100644 --- a/trunk/drivers/md/raid10.h +++ b/trunk/drivers/md/raid10.h @@ -33,11 +33,6 @@ struct r10conf { * far_offset, in which case it is * 1 stripe. */ - int far_set_size; /* The number of devices in a set, - * where a 'set' are devices that - * contain far/offset copies of - * each other. - */ int chunk_shift; /* shift from chunks to sectors */ sector_t chunk_mask; } prev, geo; diff --git a/trunk/drivers/md/raid5.c b/trunk/drivers/md/raid5.c index 24909eb13fec..5af2d2709081 100644 --- a/trunk/drivers/md/raid5.c +++ b/trunk/drivers/md/raid5.c @@ -671,11 +671,9 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s) bi->bi_next = NULL; if (rrdev) set_bit(R5_DOUBLE_LOCKED, &sh->dev[i].flags); - - if (conf->mddev->gendisk) - trace_block_bio_remap(bdev_get_queue(bi->bi_bdev), - bi, disk_devt(conf->mddev->gendisk), - sh->dev[i].sector); + trace_block_bio_remap(bdev_get_queue(bi->bi_bdev), + bi, disk_devt(conf->mddev->gendisk), + sh->dev[i].sector); generic_make_request(bi); } if (rrdev) { @@ -703,10 +701,9 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s) rbi->bi_io_vec[0].bv_offset = 0; rbi->bi_size = STRIPE_SIZE; rbi->bi_next = NULL; - if (conf->mddev->gendisk) - trace_block_bio_remap(bdev_get_queue(rbi->bi_bdev), - rbi, disk_devt(conf->mddev->gendisk), - sh->dev[i].sector); + trace_block_bio_remap(bdev_get_queue(rbi->bi_bdev), + rbi, disk_devt(conf->mddev->gendisk), + sh->dev[i].sector); generic_make_request(rbi); } if (!rdev && !rrdev) { @@ -1406,7 +1403,7 @@ static void ops_run_check_pq(struct stripe_head *sh, struct raid5_percpu *percpu &sh->ops.zero_sum_result, percpu->spare_page, &submit); } -static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request) +static void __raid_run_ops(struct stripe_head *sh, unsigned long ops_request) { int overlap_clear = 0, i, disks = sh->disks; struct dma_async_tx_descriptor *tx = NULL; @@ -1471,6 +1468,36 @@ static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request) put_cpu(); } +#ifdef CONFIG_MULTICORE_RAID456 +static void async_run_ops(void *param, async_cookie_t cookie) +{ + struct stripe_head *sh = param; + unsigned long ops_request = sh->ops.request; + + clear_bit_unlock(STRIPE_OPS_REQ_PENDING, &sh->state); + wake_up(&sh->ops.wait_for_ops); + + __raid_run_ops(sh, ops_request); + release_stripe(sh); +} + +static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request) +{ + /* since handle_stripe can be called outside of raid5d context + * we need to ensure sh->ops.request is de-staged before another + * request arrives + */ + wait_event(sh->ops.wait_for_ops, + !test_and_set_bit_lock(STRIPE_OPS_REQ_PENDING, &sh->state)); + sh->ops.request = ops_request; + + atomic_inc(&sh->count); + async_schedule(async_run_ops, sh); +} +#else +#define raid_run_ops __raid_run_ops +#endif + static int grow_one_stripe(struct r5conf *conf) { struct stripe_head *sh; @@ -1479,6 +1506,9 @@ static int grow_one_stripe(struct r5conf *conf) return 0; sh->raid_conf = conf; + #ifdef CONFIG_MULTICORE_RAID456 + init_waitqueue_head(&sh->ops.wait_for_ops); + #endif spin_lock_init(&sh->stripe_lock); @@ -1597,6 +1627,9 @@ static int resize_stripes(struct r5conf *conf, int newsize) break; nsh->raid_conf = conf; + #ifdef CONFIG_MULTICORE_RAID456 + init_waitqueue_head(&nsh->ops.wait_for_ops); + #endif spin_lock_init(&nsh->stripe_lock); list_add(&nsh->lru, &newstripes); @@ -2283,26 +2316,11 @@ schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s, int level = conf->level; if (rcw) { - - for (i = disks; i--; ) { - struct r5dev *dev = &sh->dev[i]; - - if (dev->towrite) { - set_bit(R5_LOCKED, &dev->flags); - set_bit(R5_Wantdrain, &dev->flags); - if (!expand) - clear_bit(R5_UPTODATE, &dev->flags); - s->locked++; - } - } /* if we are not expanding this is a proper write request, and * there will be bios with new data to be drained into the * stripe cache */ if (!expand) { - if (!s->locked) - /* False alarm, nothing to do */ - return; sh->reconstruct_state = reconstruct_state_drain_run; set_bit(STRIPE_OP_BIODRAIN, &s->ops_request); } else @@ -2310,6 +2328,17 @@ schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s, set_bit(STRIPE_OP_RECONSTRUCT, &s->ops_request); + for (i = disks; i--; ) { + struct r5dev *dev = &sh->dev[i]; + + if (dev->towrite) { + set_bit(R5_LOCKED, &dev->flags); + set_bit(R5_Wantdrain, &dev->flags); + if (!expand) + clear_bit(R5_UPTODATE, &dev->flags); + s->locked++; + } + } if (s->locked + conf->max_degraded == disks) if (!test_and_set_bit(STRIPE_FULL_WRITE, &sh->state)) atomic_inc(&conf->pending_full_writes); @@ -2318,6 +2347,11 @@ schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s, BUG_ON(!(test_bit(R5_UPTODATE, &sh->dev[pd_idx].flags) || test_bit(R5_Wantcompute, &sh->dev[pd_idx].flags))); + sh->reconstruct_state = reconstruct_state_prexor_drain_run; + set_bit(STRIPE_OP_PREXOR, &s->ops_request); + set_bit(STRIPE_OP_BIODRAIN, &s->ops_request); + set_bit(STRIPE_OP_RECONSTRUCT, &s->ops_request); + for (i = disks; i--; ) { struct r5dev *dev = &sh->dev[i]; if (i == pd_idx) @@ -2332,13 +2366,6 @@ schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s, s->locked++; } } - if (!s->locked) - /* False alarm - nothing to do */ - return; - sh->reconstruct_state = reconstruct_state_prexor_drain_run; - set_bit(STRIPE_OP_PREXOR, &s->ops_request); - set_bit(STRIPE_OP_BIODRAIN, &s->ops_request); - set_bit(STRIPE_OP_RECONSTRUCT, &s->ops_request); } /* keep the parity disk(s) locked while asynchronous operations @@ -2573,8 +2600,6 @@ handle_failed_sync(struct r5conf *conf, struct stripe_head *sh, int i; clear_bit(STRIPE_SYNCING, &sh->state); - if (test_and_clear_bit(R5_Overlap, &sh->dev[sh->pd_idx].flags)) - wake_up(&conf->wait_for_overlap); s->syncing = 0; s->replacing = 0; /* There is nothing more to do for sync/check/repair. @@ -2748,7 +2773,6 @@ static void handle_stripe_clean_event(struct r5conf *conf, { int i; struct r5dev *dev; - int discard_pending = 0; for (i = disks; i--; ) if (sh->dev[i].written) { @@ -2777,23 +2801,9 @@ static void handle_stripe_clean_event(struct r5conf *conf, STRIPE_SECTORS, !test_bit(STRIPE_DEGRADED, &sh->state), 0); - } else if (test_bit(R5_Discard, &dev->flags)) - discard_pending = 1; - } - if (!discard_pending && - test_bit(R5_Discard, &sh->dev[sh->pd_idx].flags)) { - clear_bit(R5_Discard, &sh->dev[sh->pd_idx].flags); - clear_bit(R5_UPTODATE, &sh->dev[sh->pd_idx].flags); - if (sh->qd_idx >= 0) { - clear_bit(R5_Discard, &sh->dev[sh->qd_idx].flags); - clear_bit(R5_UPTODATE, &sh->dev[sh->qd_idx].flags); - } - /* now that discard is done we can proceed with any sync */ - clear_bit(STRIPE_DISCARD, &sh->state); - if (test_bit(STRIPE_SYNC_REQUESTED, &sh->state)) - set_bit(STRIPE_HANDLE, &sh->state); - - } + } + } else if (test_bit(R5_Discard, &sh->dev[i].flags)) + clear_bit(R5_Discard, &sh->dev[i].flags); if (test_and_clear_bit(STRIPE_FULL_WRITE, &sh->state)) if (atomic_dec_and_test(&conf->pending_full_writes)) @@ -2852,10 +2862,8 @@ static void handle_stripe_dirtying(struct r5conf *conf, set_bit(STRIPE_HANDLE, &sh->state); if (rmw < rcw && rmw > 0) { /* prefer read-modify-write, but need to get some data */ - if (conf->mddev->queue) - blk_add_trace_msg(conf->mddev->queue, - "raid5 rmw %llu %d", - (unsigned long long)sh->sector, rmw); + blk_add_trace_msg(conf->mddev->queue, "raid5 rmw %llu %d", + (unsigned long long)sh->sector, rmw); for (i = disks; i--; ) { struct r5dev *dev = &sh->dev[i]; if ((dev->towrite || i == sh->pd_idx) && @@ -2905,7 +2913,7 @@ static void handle_stripe_dirtying(struct r5conf *conf, } } } - if (rcw && conf->mddev->queue) + if (rcw) blk_add_trace_msg(conf->mddev->queue, "raid5 rcw %llu %d %d %d", (unsigned long long)sh->sector, rcw, qread, test_bit(STRIPE_DELAYED, &sh->state)); @@ -3445,15 +3453,9 @@ static void handle_stripe(struct stripe_head *sh) return; } - if (test_bit(STRIPE_SYNC_REQUESTED, &sh->state)) { - spin_lock(&sh->stripe_lock); - /* Cannot process 'sync' concurrently with 'discard' */ - if (!test_bit(STRIPE_DISCARD, &sh->state) && - test_and_clear_bit(STRIPE_SYNC_REQUESTED, &sh->state)) { - set_bit(STRIPE_SYNCING, &sh->state); - clear_bit(STRIPE_INSYNC, &sh->state); - } - spin_unlock(&sh->stripe_lock); + if (test_and_clear_bit(STRIPE_SYNC_REQUESTED, &sh->state)) { + set_bit(STRIPE_SYNCING, &sh->state); + clear_bit(STRIPE_INSYNC, &sh->state); } clear_bit(STRIPE_DELAYED, &sh->state); @@ -3613,8 +3615,6 @@ static void handle_stripe(struct stripe_head *sh) test_bit(STRIPE_INSYNC, &sh->state)) { md_done_sync(conf->mddev, STRIPE_SECTORS, 1); clear_bit(STRIPE_SYNCING, &sh->state); - if (test_and_clear_bit(R5_Overlap, &sh->dev[sh->pd_idx].flags)) - wake_up(&conf->wait_for_overlap); } /* If the failed drives are just a ReadError, then we might need @@ -4018,10 +4018,9 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio) atomic_inc(&conf->active_aligned_reads); spin_unlock_irq(&conf->device_lock); - if (mddev->gendisk) - trace_block_bio_remap(bdev_get_queue(align_bi->bi_bdev), - align_bi, disk_devt(mddev->gendisk), - raid_bio->bi_sector); + trace_block_bio_remap(bdev_get_queue(align_bi->bi_bdev), + align_bi, disk_devt(mddev->gendisk), + raid_bio->bi_sector); generic_make_request(align_bi); return 1; } else { @@ -4115,8 +4114,7 @@ static void raid5_unplug(struct blk_plug_cb *blk_cb, bool from_schedule) } spin_unlock_irq(&conf->device_lock); } - if (mddev->queue) - trace_block_unplug(mddev->queue, cnt, !from_schedule); + trace_block_unplug(mddev->queue, cnt, !from_schedule); kfree(cb); } @@ -4179,13 +4177,6 @@ static void make_discard_request(struct mddev *mddev, struct bio *bi) sh = get_active_stripe(conf, logical_sector, 0, 0, 0); prepare_to_wait(&conf->wait_for_overlap, &w, TASK_UNINTERRUPTIBLE); - set_bit(R5_Overlap, &sh->dev[sh->pd_idx].flags); - if (test_bit(STRIPE_SYNCING, &sh->state)) { - release_stripe(sh); - schedule(); - goto again; - } - clear_bit(R5_Overlap, &sh->dev[sh->pd_idx].flags); spin_lock_irq(&sh->stripe_lock); for (d = 0; d < conf->raid_disks; d++) { if (d == sh->pd_idx || d == sh->qd_idx) @@ -4198,7 +4189,6 @@ static void make_discard_request(struct mddev *mddev, struct bio *bi) goto again; } } - set_bit(STRIPE_DISCARD, &sh->state); finish_wait(&conf->wait_for_overlap, &w); for (d = 0; d < conf->raid_disks; d++) { if (d == sh->pd_idx || d == sh->qd_idx) diff --git a/trunk/drivers/md/raid5.h b/trunk/drivers/md/raid5.h index b0b663b119a8..18b2c4a8a1fd 100644 --- a/trunk/drivers/md/raid5.h +++ b/trunk/drivers/md/raid5.h @@ -221,6 +221,10 @@ struct stripe_head { struct stripe_operations { int target, target2; enum sum_check_flags zero_sum_result; + #ifdef CONFIG_MULTICORE_RAID456 + unsigned long request; + wait_queue_head_t wait_for_ops; + #endif } ops; struct r5dev { /* rreq and rvec are used for the replacement device when @@ -319,7 +323,6 @@ enum { STRIPE_COMPUTE_RUN, STRIPE_OPS_REQ_PENDING, STRIPE_ON_UNPLUG_LIST, - STRIPE_DISCARD, }; /* diff --git a/trunk/drivers/media/i2c/m5mols/m5mols_core.c b/trunk/drivers/media/i2c/m5mols/m5mols_core.c index 0b899cb6cda1..d4e7567b367c 100644 --- a/trunk/drivers/media/i2c/m5mols/m5mols_core.c +++ b/trunk/drivers/media/i2c/m5mols/m5mols_core.c @@ -724,7 +724,7 @@ static int m5mols_s_stream(struct v4l2_subdev *sd, int enable) if (enable) { if (is_code(code, M5MOLS_RESTYPE_MONITOR)) ret = m5mols_start_monitor(info); - else if (is_code(code, M5MOLS_RESTYPE_CAPTURE)) + if (is_code(code, M5MOLS_RESTYPE_CAPTURE)) ret = m5mols_start_capture(info); else ret = -EINVAL; diff --git a/trunk/drivers/media/pci/bt8xx/bttv-driver.c b/trunk/drivers/media/pci/bt8xx/bttv-driver.c index 54579e4c740b..ccd18e4ee789 100644 --- a/trunk/drivers/media/pci/bt8xx/bttv-driver.c +++ b/trunk/drivers/media/pci/bt8xx/bttv-driver.c @@ -250,19 +250,17 @@ static u8 SRAM_Table[][60] = vdelay start of active video in 2 * field lines relative to trailing edge of /VRESET pulse (VDELAY register). sheight height of active video in 2 * field lines. - extraheight Added to sheight for cropcap.bounds.height only videostart0 ITU-R frame line number of the line corresponding to vdelay in the first field. */ #define CROPCAP(minhdelayx1, hdelayx1, swidth, totalwidth, sqwidth, \ - vdelay, sheight, extraheight, videostart0) \ + vdelay, sheight, videostart0) \ .cropcap.bounds.left = minhdelayx1, \ /* * 2 because vertically we count field lines times two, */ \ /* e.g. 23 * 2 to 23 * 2 + 576 in PAL-BGHI defrect. */ \ .cropcap.bounds.top = (videostart0) * 2 - (vdelay) + MIN_VDELAY, \ /* 4 is a safety margin at the end of the line. */ \ .cropcap.bounds.width = (totalwidth) - (minhdelayx1) - 4, \ - .cropcap.bounds.height = (sheight) + (extraheight) + (vdelay) - \ - MIN_VDELAY, \ + .cropcap.bounds.height = (sheight) + (vdelay) - MIN_VDELAY, \ .cropcap.defrect.left = hdelayx1, \ .cropcap.defrect.top = (videostart0) * 2, \ .cropcap.defrect.width = swidth, \ @@ -303,10 +301,9 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* totalwidth */ 1135, /* sqwidth */ 944, /* vdelay */ 0x20, - /* sheight */ 576, - /* bt878 (and bt848?) can capture another - line below active video. */ - /* extraheight */ 2, + /* bt878 (and bt848?) can capture another + line below active video. */ + /* sheight */ (576 + 2) + 0x20 - 2, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_KR, @@ -333,7 +330,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 780, /* vdelay */ 0x1a, /* sheight */ 480, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_SECAM, @@ -359,7 +355,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 944, /* vdelay */ 0x20, /* sheight */ 576, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_PAL_Nc, @@ -385,7 +380,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 780, /* vdelay */ 0x1a, /* sheight */ 576, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_PAL_M, @@ -411,7 +405,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 780, /* vdelay */ 0x1a, /* sheight */ 480, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_PAL_N, @@ -437,7 +430,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 944, /* vdelay */ 0x20, /* sheight */ 576, - /* extraheight */ 0, /* videostart0 */ 23) },{ .v4l2_id = V4L2_STD_NTSC_M_JP, @@ -463,7 +455,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 780, /* vdelay */ 0x16, /* sheight */ 480, - /* extraheight */ 0, /* videostart0 */ 23) },{ /* that one hopefully works with the strange timing @@ -493,7 +484,6 @@ const struct bttv_tvnorm bttv_tvnorms[] = { /* sqwidth */ 944, /* vdelay */ 0x1a, /* sheight */ 480, - /* extraheight */ 0, /* videostart0 */ 23) } }; diff --git a/trunk/drivers/media/platform/Kconfig b/trunk/drivers/media/platform/Kconfig index a0639e779973..05d7b6333461 100644 --- a/trunk/drivers/media/platform/Kconfig +++ b/trunk/drivers/media/platform/Kconfig @@ -204,7 +204,7 @@ config VIDEO_SAMSUNG_EXYNOS_GSC config VIDEO_SH_VEU tristate "SuperH VEU mem2mem video processing driver" - depends on VIDEO_DEV && VIDEO_V4L2 && GENERIC_HARDIRQS + depends on VIDEO_DEV && VIDEO_V4L2 select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV help diff --git a/trunk/drivers/media/platform/exynos-gsc/gsc-core.c b/trunk/drivers/media/platform/exynos-gsc/gsc-core.c index 33b5ffc8d66d..82d9f6ac12f3 100644 --- a/trunk/drivers/media/platform/exynos-gsc/gsc-core.c +++ b/trunk/drivers/media/platform/exynos-gsc/gsc-core.c @@ -1054,18 +1054,16 @@ static int gsc_m2m_suspend(struct gsc_dev *gsc) static int gsc_m2m_resume(struct gsc_dev *gsc) { - struct gsc_ctx *ctx; unsigned long flags; spin_lock_irqsave(&gsc->slock, flags); /* Clear for full H/W setup in first run after resume */ - ctx = gsc->m2m.ctx; gsc->m2m.ctx = NULL; spin_unlock_irqrestore(&gsc->slock, flags); if (test_and_clear_bit(ST_M2M_SUSPENDED, &gsc->state)) - gsc_m2m_job_finish(ctx, VB2_BUF_STATE_ERROR); - + gsc_m2m_job_finish(gsc->m2m.ctx, + VB2_BUF_STATE_ERROR); return 0; } @@ -1206,7 +1204,7 @@ static int gsc_resume(struct device *dev) /* Do not resume if the device was idle before system suspend */ spin_lock_irqsave(&gsc->slock, flags); if (!test_and_clear_bit(ST_SUSPEND, &gsc->state) || - !gsc_m2m_opened(gsc)) { + !gsc_m2m_active(gsc)) { spin_unlock_irqrestore(&gsc->slock, flags); return 0; } diff --git a/trunk/drivers/media/platform/s5p-fimc/fimc-core.c b/trunk/drivers/media/platform/s5p-fimc/fimc-core.c index 0f513dd19f86..e3916bde45cf 100644 --- a/trunk/drivers/media/platform/s5p-fimc/fimc-core.c +++ b/trunk/drivers/media/platform/s5p-fimc/fimc-core.c @@ -850,18 +850,16 @@ static int fimc_m2m_suspend(struct fimc_dev *fimc) static int fimc_m2m_resume(struct fimc_dev *fimc) { - struct fimc_ctx *ctx; unsigned long flags; spin_lock_irqsave(&fimc->slock, flags); /* Clear for full H/W setup in first run after resume */ - ctx = fimc->m2m.ctx; fimc->m2m.ctx = NULL; spin_unlock_irqrestore(&fimc->slock, flags); if (test_and_clear_bit(ST_M2M_SUSPENDED, &fimc->state)) - fimc_m2m_job_finish(ctx, VB2_BUF_STATE_ERROR); - + fimc_m2m_job_finish(fimc->m2m.ctx, + VB2_BUF_STATE_ERROR); return 0; } diff --git a/trunk/drivers/media/platform/s5p-fimc/fimc-lite-reg.c b/trunk/drivers/media/platform/s5p-fimc/fimc-lite-reg.c index ac9663ce2a49..f0af0754a7b4 100644 --- a/trunk/drivers/media/platform/s5p-fimc/fimc-lite-reg.c +++ b/trunk/drivers/media/platform/s5p-fimc/fimc-lite-reg.c @@ -128,10 +128,10 @@ static const u32 src_pixfmt_map[8][3] = { void flite_hw_set_source_format(struct fimc_lite *dev, struct flite_frame *f) { enum v4l2_mbus_pixelcode pixelcode = dev->fmt->mbus_code; - int i = ARRAY_SIZE(src_pixfmt_map); + unsigned int i = ARRAY_SIZE(src_pixfmt_map); u32 cfg; - while (--i >= 0) { + while (i-- >= 0) { if (src_pixfmt_map[i][0] == pixelcode) break; } @@ -224,9 +224,9 @@ static void flite_hw_set_out_order(struct fimc_lite *dev, struct flite_frame *f) { V4L2_MBUS_FMT_VYUY8_2X8, FLITE_REG_CIODMAFMT_CRYCBY }, }; u32 cfg = readl(dev->regs + FLITE_REG_CIODMAFMT); - int i = ARRAY_SIZE(pixcode); + unsigned int i = ARRAY_SIZE(pixcode); - while (--i >= 0) + while (i-- >= 0) if (pixcode[i][0] == dev->fmt->mbus_code) break; cfg &= ~FLITE_REG_CIODMAFMT_YCBCR_ORDER_MASK; diff --git a/trunk/drivers/media/platform/s5p-fimc/fimc-lite.c b/trunk/drivers/media/platform/s5p-fimc/fimc-lite.c index bbc35de7db27..bfc4206935c8 100644 --- a/trunk/drivers/media/platform/s5p-fimc/fimc-lite.c +++ b/trunk/drivers/media/platform/s5p-fimc/fimc-lite.c @@ -1408,7 +1408,6 @@ static const struct v4l2_ctrl_config fimc_lite_ctrl = { .id = V4L2_CTRL_CLASS_USER | 0x1001, .type = V4L2_CTRL_TYPE_BOOLEAN, .name = "Test Pattern 640x480", - .step = 1, }; static int fimc_lite_create_capture_subdev(struct fimc_lite *fimc) diff --git a/trunk/drivers/media/platform/s5p-fimc/fimc-mdevice.c b/trunk/drivers/media/platform/s5p-fimc/fimc-mdevice.c index cd38d708ab58..a17fcb2d5d41 100644 --- a/trunk/drivers/media/platform/s5p-fimc/fimc-mdevice.c +++ b/trunk/drivers/media/platform/s5p-fimc/fimc-mdevice.c @@ -827,7 +827,7 @@ static int fimc_md_link_notify(struct media_pad *source, struct fimc_pipeline *pipeline; struct v4l2_subdev *sd; struct mutex *lock; - int i, ret = 0; + int ret = 0; int ref_count; if (media_entity_type(sink->entity) != MEDIA_ENT_T_V4L2_SUBDEV) @@ -854,28 +854,29 @@ static int fimc_md_link_notify(struct media_pad *source, return 0; } - mutex_lock(lock); - ref_count = fimc ? fimc->vid_cap.refcnt : fimc_lite->ref_count; - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - if (ref_count > 0) { - ret = __fimc_pipeline_close(pipeline); - if (!ret && fimc) - fimc_ctrls_delete(fimc->vid_cap.ctx); - } + int i; + mutex_lock(lock); + ret = __fimc_pipeline_close(pipeline); for (i = 0; i < IDX_MAX; i++) pipeline->subdevs[i] = NULL; - } else if (ref_count > 0) { - /* - * Link activation. Enable power of pipeline elements only if - * the pipeline is already in use, i.e. its video node is open. - * Recreate the controls destroyed during the link deactivation. - */ - ret = __fimc_pipeline_open(pipeline, - source->entity, true); - if (!ret && fimc) - ret = fimc_capture_ctrls_create(fimc); + if (fimc) + fimc_ctrls_delete(fimc->vid_cap.ctx); + mutex_unlock(lock); + return ret; } + /* + * Link activation. Enable power of pipeline elements only if the + * pipeline is already in use, i.e. its video node is opened. + * Recreate the controls destroyed during the link deactivation. + */ + mutex_lock(lock); + + ref_count = fimc ? fimc->vid_cap.refcnt : fimc_lite->ref_count; + if (ref_count > 0) + ret = __fimc_pipeline_open(pipeline, source->entity, true); + if (!ret && fimc) + ret = fimc_capture_ctrls_create(fimc); mutex_unlock(lock); return ret ? -EPIPE : ret; diff --git a/trunk/drivers/media/platform/s5p-mfc/s5p_mfc.c b/trunk/drivers/media/platform/s5p-mfc/s5p_mfc.c index 1cb6d57987c6..e84703c314ce 100644 --- a/trunk/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/trunk/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -276,7 +276,7 @@ static void s5p_mfc_handle_frame_new(struct s5p_mfc_ctx *ctx, unsigned int err) unsigned int frame_type; dspl_y_addr = s5p_mfc_hw_call(dev->mfc_ops, get_dspl_y_adr, dev); - frame_type = s5p_mfc_hw_call(dev->mfc_ops, get_disp_frame_type, ctx); + frame_type = s5p_mfc_hw_call(dev->mfc_ops, get_dec_frame_type, dev); /* If frame is same as previous then skip and do not dequeue */ if (frame_type == S5P_FIMV_DECODE_FRAME_SKIPPED) { diff --git a/trunk/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/trunk/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c index 4f6b553c4b2d..2356fd52a169 100644 --- a/trunk/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c +++ b/trunk/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c @@ -232,7 +232,6 @@ static struct mfc_control controls[] = { .minimum = 0, .maximum = 1, .default_value = 0, - .step = 1, .menu_skip_mask = 0, }, { diff --git a/trunk/drivers/media/radio/radio-ma901.c b/trunk/drivers/media/radio/radio-ma901.c index 348dafc0318a..c61f590029ad 100644 --- a/trunk/drivers/media/radio/radio-ma901.c +++ b/trunk/drivers/media/radio/radio-ma901.c @@ -347,20 +347,9 @@ static void usb_ma901radio_release(struct v4l2_device *v4l2_dev) static int usb_ma901radio_probe(struct usb_interface *intf, const struct usb_device_id *id) { - struct usb_device *dev = interface_to_usbdev(intf); struct ma901radio_device *radio; int retval = 0; - /* Masterkit MA901 usb radio has the same USB ID as many others - * Atmel V-USB devices. Let's make additional checks to be sure - * that this is our device. - */ - - if (dev->product && dev->manufacturer && - (strncmp(dev->product, "MA901", 5) != 0 - || strncmp(dev->manufacturer, "www.masterkit.ru", 16) != 0)) - return -ENODEV; - radio = kzalloc(sizeof(struct ma901radio_device), GFP_KERNEL); if (!radio) { dev_err(&intf->dev, "kzalloc for ma901radio_device failed\n"); diff --git a/trunk/drivers/media/rc/Kconfig b/trunk/drivers/media/rc/Kconfig index 5a79c333d45e..19f3563c61da 100644 --- a/trunk/drivers/media/rc/Kconfig +++ b/trunk/drivers/media/rc/Kconfig @@ -291,7 +291,7 @@ config IR_TTUSBIR config IR_RX51 tristate "Nokia N900 IR transmitter diode" - depends on OMAP_DM_TIMER && ARCH_OMAP2PLUS && LIRC && !ARCH_MULTIPLATFORM + depends on OMAP_DM_TIMER && LIRC && !ARCH_MULTIPLATFORM ---help--- Say Y or M here if you want to enable support for the IR transmitter diode built in the Nokia N900 (RX51) device. diff --git a/trunk/drivers/media/v4l2-core/Makefile b/trunk/drivers/media/v4l2-core/Makefile index 768aaf62d5dc..a9d355230e8e 100644 --- a/trunk/drivers/media/v4l2-core/Makefile +++ b/trunk/drivers/media/v4l2-core/Makefile @@ -10,7 +10,7 @@ ifeq ($(CONFIG_COMPAT),y) videodev-objs += v4l2-compat-ioctl32.o endif -obj-$(CONFIG_VIDEO_V4L2) += videodev.o +obj-$(CONFIG_VIDEO_DEV) += videodev.o obj-$(CONFIG_VIDEO_V4L2_INT_DEVICE) += v4l2-int-device.o obj-$(CONFIG_VIDEO_V4L2) += v4l2-common.o diff --git a/trunk/drivers/mfd/Kconfig b/trunk/drivers/mfd/Kconfig index c346941a2515..671f5b171c73 100644 --- a/trunk/drivers/mfd/Kconfig +++ b/trunk/drivers/mfd/Kconfig @@ -858,7 +858,6 @@ config EZX_PCAP config AB8500_CORE bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" depends on GENERIC_HARDIRQS && ABX500_CORE && MFD_DB8500_PRCMU - select POWER_SUPPLY select MFD_CORE select IRQ_DOMAIN help diff --git a/trunk/drivers/mfd/ab8500-gpadc.c b/trunk/drivers/mfd/ab8500-gpadc.c index 5f341a50ee5a..b1f3561b023f 100644 --- a/trunk/drivers/mfd/ab8500-gpadc.c +++ b/trunk/drivers/mfd/ab8500-gpadc.c @@ -594,12 +594,9 @@ static int ab8500_gpadc_runtime_suspend(struct device *dev) static int ab8500_gpadc_runtime_resume(struct device *dev) { struct ab8500_gpadc *gpadc = dev_get_drvdata(dev); - int ret; - ret = regulator_enable(gpadc->regu); - if (ret) - dev_err(dev, "Failed to enable vtvout LDO: %d\n", ret); - return ret; + regulator_enable(gpadc->regu); + return 0; } static int ab8500_gpadc_runtime_idle(struct device *dev) @@ -646,7 +643,7 @@ static int ab8500_gpadc_probe(struct platform_device *pdev) } /* VTVout LDO used to power up ab8500-GPADC */ - gpadc->regu = devm_regulator_get(&pdev->dev, "vddadc"); + gpadc->regu = regulator_get(&pdev->dev, "vddadc"); if (IS_ERR(gpadc->regu)) { ret = PTR_ERR(gpadc->regu); dev_err(gpadc->dev, "failed to get vtvout LDO\n"); @@ -655,11 +652,7 @@ static int ab8500_gpadc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, gpadc); - ret = regulator_enable(gpadc->regu); - if (ret) { - dev_err(gpadc->dev, "Failed to enable vtvout LDO: %d\n", ret); - goto fail_enable; - } + regulator_enable(gpadc->regu); pm_runtime_set_autosuspend_delay(gpadc->dev, GPADC_AUDOSUSPEND_DELAY); pm_runtime_use_autosuspend(gpadc->dev); @@ -670,8 +663,6 @@ static int ab8500_gpadc_probe(struct platform_device *pdev) list_add_tail(&gpadc->node, &ab8500_gpadc_list); dev_dbg(gpadc->dev, "probe success\n"); return 0; - -fail_enable: fail_irq: free_irq(gpadc->irq, gpadc); fail: diff --git a/trunk/drivers/mfd/omap-usb-host.c b/trunk/drivers/mfd/omap-usb-host.c index 4febc5c7fdee..6b5edf64de2b 100644 --- a/trunk/drivers/mfd/omap-usb-host.c +++ b/trunk/drivers/mfd/omap-usb-host.c @@ -460,15 +460,15 @@ static void omap_usbhs_init(struct device *dev) switch (omap->usbhs_rev) { case OMAP_USBHS_REV1: - reg = omap_usbhs_rev1_hostconfig(omap, reg); + omap_usbhs_rev1_hostconfig(omap, reg); break; case OMAP_USBHS_REV2: - reg = omap_usbhs_rev2_hostconfig(omap, reg); + omap_usbhs_rev2_hostconfig(omap, reg); break; default: /* newer revisions */ - reg = omap_usbhs_rev2_hostconfig(omap, reg); + omap_usbhs_rev2_hostconfig(omap, reg); break; } diff --git a/trunk/drivers/mfd/palmas.c b/trunk/drivers/mfd/palmas.c index 73bf76df1044..bbdbc50a3cca 100644 --- a/trunk/drivers/mfd/palmas.c +++ b/trunk/drivers/mfd/palmas.c @@ -257,24 +257,9 @@ static struct regmap_irq_chip palmas_irq_chip = { PALMAS_INT1_MASK), }; -static int palmas_set_pdata_irq_flag(struct i2c_client *i2c, +static void palmas_dt_to_pdata(struct device_node *node, struct palmas_platform_data *pdata) { - struct irq_data *irq_data = irq_get_irq_data(i2c->irq); - if (!irq_data) { - dev_err(&i2c->dev, "Invalid IRQ: %d\n", i2c->irq); - return -EINVAL; - } - - pdata->irq_flags = irqd_get_trigger_type(irq_data); - dev_info(&i2c->dev, "Irq flag is 0x%08x\n", pdata->irq_flags); - return 0; -} - -static void palmas_dt_to_pdata(struct i2c_client *i2c, - struct palmas_platform_data *pdata) -{ - struct device_node *node = i2c->dev.of_node; int ret; u32 prop; @@ -298,8 +283,6 @@ static void palmas_dt_to_pdata(struct i2c_client *i2c, pdata->power_ctrl = PALMAS_POWER_CTRL_NSLEEP_MASK | PALMAS_POWER_CTRL_ENABLE1_MASK | PALMAS_POWER_CTRL_ENABLE2_MASK; - if (i2c->irq) - palmas_set_pdata_irq_flag(i2c, pdata); } static int palmas_i2c_probe(struct i2c_client *i2c, @@ -321,7 +304,7 @@ static int palmas_i2c_probe(struct i2c_client *i2c, if (!pdata) return -ENOMEM; - palmas_dt_to_pdata(i2c, pdata); + palmas_dt_to_pdata(node, pdata); } if (!pdata) @@ -361,19 +344,6 @@ static int palmas_i2c_probe(struct i2c_client *i2c, } } - /* Change interrupt line output polarity */ - if (pdata->irq_flags & IRQ_TYPE_LEVEL_HIGH) - reg = PALMAS_POLARITY_CTRL_INT_POLARITY; - else - reg = 0; - ret = palmas_update_bits(palmas, PALMAS_PU_PD_OD_BASE, - PALMAS_POLARITY_CTRL, PALMAS_POLARITY_CTRL_INT_POLARITY, - reg); - if (ret < 0) { - dev_err(palmas->dev, "POLARITY_CTRL updat failed: %d\n", ret); - goto err; - } - /* Change IRQ into clear on read mode for efficiency */ slave = PALMAS_BASE_TO_SLAVE(PALMAS_INTERRUPT_BASE); addr = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE, PALMAS_INT_CTRL); @@ -382,7 +352,7 @@ static int palmas_i2c_probe(struct i2c_client *i2c, regmap_write(palmas->regmap[slave], addr, reg); ret = regmap_add_irq_chip(palmas->regmap[slave], palmas->irq, - IRQF_ONESHOT | pdata->irq_flags, 0, &palmas_irq_chip, + IRQF_ONESHOT | IRQF_TRIGGER_LOW, 0, &palmas_irq_chip, &palmas->irq_data); if (ret < 0) goto err; diff --git a/trunk/drivers/mfd/tps65912-core.c b/trunk/drivers/mfd/tps65912-core.c index aeb8e40ab424..4658b5bdcd84 100644 --- a/trunk/drivers/mfd/tps65912-core.c +++ b/trunk/drivers/mfd/tps65912-core.c @@ -169,7 +169,6 @@ int tps65912_device_init(struct tps65912 *tps65912) void tps65912_device_exit(struct tps65912 *tps65912) { mfd_remove_devices(tps65912->dev); - tps65912_irq_exit(tps65912); kfree(tps65912); } diff --git a/trunk/drivers/mfd/twl4030-audio.c b/trunk/drivers/mfd/twl4030-audio.c index d2ab222138c2..e16edca92670 100644 --- a/trunk/drivers/mfd/twl4030-audio.c +++ b/trunk/drivers/mfd/twl4030-audio.c @@ -118,7 +118,7 @@ EXPORT_SYMBOL_GPL(twl4030_audio_enable_resource); * Disable the resource. * The function returns with error or the content of the register */ -int twl4030_audio_disable_resource(enum twl4030_audio_res id) +int twl4030_audio_disable_resource(unsigned id) { struct twl4030_audio *audio = platform_get_drvdata(twl4030_audio_dev); int val; diff --git a/trunk/drivers/mfd/twl4030-madc.c b/trunk/drivers/mfd/twl4030-madc.c index 942b666a2a07..88ff9dc83305 100644 --- a/trunk/drivers/mfd/twl4030-madc.c +++ b/trunk/drivers/mfd/twl4030-madc.c @@ -800,7 +800,7 @@ static int twl4030_madc_remove(struct platform_device *pdev) static struct platform_driver twl4030_madc_driver = { .probe = twl4030_madc_probe, - .remove = twl4030_madc_remove, + .remove = __exit_p(twl4030_madc_remove), .driver = { .name = "twl4030_madc", .owner = THIS_MODULE, diff --git a/trunk/drivers/misc/ibmasm/ibmasmfs.c b/trunk/drivers/misc/ibmasm/ibmasmfs.c index ce5b75616b45..6673e578b3e9 100644 --- a/trunk/drivers/misc/ibmasm/ibmasmfs.c +++ b/trunk/drivers/misc/ibmasm/ibmasmfs.c @@ -110,7 +110,6 @@ static struct file_system_type ibmasmfs_type = { .mount = ibmasmfs_mount, .kill_sb = kill_litter_super, }; -MODULE_ALIAS_FS("ibmasmfs"); static int ibmasmfs_fill_super (struct super_block *sb, void *data, int silent) { diff --git a/trunk/drivers/misc/mei/hw-me.c b/trunk/drivers/misc/mei/hw-me.c index 642c6223fa6c..45ea7185c003 100644 --- a/trunk/drivers/misc/mei/hw-me.c +++ b/trunk/drivers/misc/mei/hw-me.c @@ -151,20 +151,6 @@ static void mei_me_intr_disable(struct mei_device *dev) mei_hcsr_set(hw, hcsr); } -/** - * mei_me_hw_reset_release - release device from the reset - * - * @dev: the device structure - */ -static void mei_me_hw_reset_release(struct mei_device *dev) -{ - struct mei_me_hw *hw = to_me_hw(dev); - u32 hcsr = mei_hcsr_read(hw); - - hcsr |= H_IG; - hcsr &= ~H_RST; - mei_hcsr_set(hw, hcsr); -} /** * mei_me_hw_reset - resets fw via mei csr register. * @@ -183,14 +169,18 @@ static void mei_me_hw_reset(struct mei_device *dev, bool intr_enable) if (intr_enable) hcsr |= H_IE; else - hcsr |= ~H_IE; + hcsr &= ~H_IE; + + mei_hcsr_set(hw, hcsr); + + hcsr = mei_hcsr_read(hw) | H_IG; + hcsr &= ~H_RST; mei_hcsr_set(hw, hcsr); - if (dev->dev_state == MEI_DEV_POWER_DOWN) - mei_me_hw_reset_release(dev); + hcsr = mei_hcsr_read(hw); - dev_dbg(&dev->pdev->dev, "current HCSR = 0x%08x.\n", mei_hcsr_read(hw)); + dev_dbg(&dev->pdev->dev, "current HCSR = 0x%08x.\n", hcsr); } /** @@ -476,8 +466,7 @@ irqreturn_t mei_me_irq_thread_handler(int irq, void *dev_id) mutex_unlock(&dev->device_lock); return IRQ_HANDLED; } else { - dev_dbg(&dev->pdev->dev, "Reset Completed.\n"); - mei_me_hw_reset_release(dev); + dev_dbg(&dev->pdev->dev, "FW not ready.\n"); mutex_unlock(&dev->device_lock); return IRQ_HANDLED; } diff --git a/trunk/drivers/misc/mei/init.c b/trunk/drivers/misc/mei/init.c index 356179991a2e..6ec530168afb 100644 --- a/trunk/drivers/misc/mei/init.c +++ b/trunk/drivers/misc/mei/init.c @@ -183,24 +183,6 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled) mei_cl_all_write_clear(dev); } -void mei_stop(struct mei_device *dev) -{ - dev_dbg(&dev->pdev->dev, "stopping the device.\n"); - - mutex_lock(&dev->device_lock); - - cancel_delayed_work(&dev->timer_work); - - mei_wd_stop(dev); - - dev->dev_state = MEI_DEV_POWER_DOWN; - mei_reset(dev, 0); - - mutex_unlock(&dev->device_lock); - - flush_scheduled_work(); -} - diff --git a/trunk/drivers/misc/mei/mei_dev.h b/trunk/drivers/misc/mei/mei_dev.h index 97873812e33b..cb80166161f0 100644 --- a/trunk/drivers/misc/mei/mei_dev.h +++ b/trunk/drivers/misc/mei/mei_dev.h @@ -381,7 +381,6 @@ static inline unsigned long mei_secs_to_jiffies(unsigned long sec) void mei_device_init(struct mei_device *dev); void mei_reset(struct mei_device *dev, int interrupts); int mei_hw_init(struct mei_device *dev); -void mei_stop(struct mei_device *dev); /* * MEI interrupt functions prototype diff --git a/trunk/drivers/misc/mei/pci-me.c b/trunk/drivers/misc/mei/pci-me.c index b8b5c9c3ad03..b40ec0601ab0 100644 --- a/trunk/drivers/misc/mei/pci-me.c +++ b/trunk/drivers/misc/mei/pci-me.c @@ -247,14 +247,44 @@ static void mei_remove(struct pci_dev *pdev) hw = to_me_hw(dev); + mutex_lock(&dev->device_lock); + + cancel_delayed_work(&dev->timer_work); - dev_err(&pdev->dev, "stop\n"); - mei_stop(dev); + mei_wd_stop(dev); mei_pdev = NULL; + if (dev->iamthif_cl.state == MEI_FILE_CONNECTED) { + dev->iamthif_cl.state = MEI_FILE_DISCONNECTING; + mei_cl_disconnect(&dev->iamthif_cl); + } + if (dev->wd_cl.state == MEI_FILE_CONNECTED) { + dev->wd_cl.state = MEI_FILE_DISCONNECTING; + mei_cl_disconnect(&dev->wd_cl); + } + + /* Unregistering watchdog device */ mei_watchdog_unregister(dev); + /* remove entry if already in list */ + dev_dbg(&pdev->dev, "list del iamthif and wd file list.\n"); + + if (dev->open_handle_count > 0) + dev->open_handle_count--; + mei_cl_unlink(&dev->wd_cl); + + if (dev->open_handle_count > 0) + dev->open_handle_count--; + mei_cl_unlink(&dev->iamthif_cl); + + dev->iamthif_current_cb = NULL; + dev->me_clients_num = 0; + + mutex_unlock(&dev->device_lock); + + flush_scheduled_work(); + /* disable interrupts */ mei_disable_interrupts(dev); @@ -278,20 +308,28 @@ static int mei_pci_suspend(struct device *device) { struct pci_dev *pdev = to_pci_dev(device); struct mei_device *dev = pci_get_drvdata(pdev); + int err; if (!dev) return -ENODEV; + mutex_lock(&dev->device_lock); - dev_err(&pdev->dev, "suspend\n"); - - mei_stop(dev); + cancel_delayed_work(&dev->timer_work); - mei_disable_interrupts(dev); + /* Stop watchdog if exists */ + err = mei_wd_stop(dev); + /* Set new mei state */ + if (dev->dev_state == MEI_DEV_ENABLED || + dev->dev_state == MEI_DEV_RECOVERING_FROM_RESET) { + dev->dev_state = MEI_DEV_POWER_DOWN; + mei_reset(dev, 0); + } + mutex_unlock(&dev->device_lock); free_irq(pdev->irq, dev); pci_disable_msi(pdev); - return 0; + return err; } static int mei_pci_resume(struct device *device) diff --git a/trunk/drivers/misc/vmw_vmci/Kconfig b/trunk/drivers/misc/vmw_vmci/Kconfig index ea98f7e9ccd1..39c2ecadb273 100644 --- a/trunk/drivers/misc/vmw_vmci/Kconfig +++ b/trunk/drivers/misc/vmw_vmci/Kconfig @@ -4,7 +4,7 @@ config VMWARE_VMCI tristate "VMware VMCI Driver" - depends on X86 && PCI && NET + depends on X86 && PCI help This is VMware's Virtual Machine Communication Interface. It enables high-speed communication between host and guest in a virtual diff --git a/trunk/drivers/misc/vmw_vmci/vmci_datagram.c b/trunk/drivers/misc/vmw_vmci/vmci_datagram.c index f3cdd904fe4d..ed5c433cd493 100644 --- a/trunk/drivers/misc/vmw_vmci/vmci_datagram.c +++ b/trunk/drivers/misc/vmw_vmci/vmci_datagram.c @@ -42,11 +42,9 @@ struct datagram_entry { struct delayed_datagram_info { struct datagram_entry *entry; + struct vmci_datagram msg; struct work_struct work; bool in_dg_host_queue; - /* msg and msg_payload must be together. */ - struct vmci_datagram msg; - u8 msg_payload[]; }; /* Number of in-flight host->host datagrams */ diff --git a/trunk/drivers/mtd/bcm47xxpart.c b/trunk/drivers/mtd/bcm47xxpart.c index 9279a9174f84..63feb75cc8e0 100644 --- a/trunk/drivers/mtd/bcm47xxpart.c +++ b/trunk/drivers/mtd/bcm47xxpart.c @@ -19,12 +19,6 @@ /* 10 parts were found on sflash on Netgear WNDR4500 */ #define BCM47XXPART_MAX_PARTS 12 -/* - * Amount of bytes we read when analyzing each block of flash memory. - * Set it big enough to allow detecting partition and reading important data. - */ -#define BCM47XXPART_BYTES_TO_READ 0x404 - /* Magics */ #define BOARD_DATA_MAGIC 0x5246504D /* MPFR */ #define POT_MAGIC1 0x54544f50 /* POTT */ @@ -63,15 +57,17 @@ static int bcm47xxpart_parse(struct mtd_info *master, struct trx_header *trx; int trx_part = -1; int last_trx_part = -1; - int possible_nvram_sizes[] = { 0x8000, 0xF000, 0x10000, }; + int max_bytes_to_read = 0x8004; if (blocksize <= 0x10000) blocksize = 0x10000; + if (blocksize == 0x20000) + max_bytes_to_read = 0x18004; /* Alloc */ parts = kzalloc(sizeof(struct mtd_partition) * BCM47XXPART_MAX_PARTS, GFP_KERNEL); - buf = kzalloc(BCM47XXPART_BYTES_TO_READ, GFP_KERNEL); + buf = kzalloc(max_bytes_to_read, GFP_KERNEL); /* Parse block by block looking for magics */ for (offset = 0; offset <= master->size - blocksize; @@ -86,7 +82,7 @@ static int bcm47xxpart_parse(struct mtd_info *master, } /* Read beginning of the block */ - if (mtd_read(master, offset, BCM47XXPART_BYTES_TO_READ, + if (mtd_read(master, offset, max_bytes_to_read, &bytes_read, (uint8_t *)buf) < 0) { pr_err("mtd_read error while parsing (offset: 0x%X)!\n", offset); @@ -100,6 +96,20 @@ static int bcm47xxpart_parse(struct mtd_info *master, continue; } + /* Standard NVRAM */ + if (buf[0x000 / 4] == NVRAM_HEADER || + buf[0x1000 / 4] == NVRAM_HEADER || + buf[0x8000 / 4] == NVRAM_HEADER || + (blocksize == 0x20000 && ( + buf[0x10000 / 4] == NVRAM_HEADER || + buf[0x11000 / 4] == NVRAM_HEADER || + buf[0x18000 / 4] == NVRAM_HEADER))) { + bcm47xxpart_add_part(&parts[curr_part++], "nvram", + offset, 0); + offset = rounddown(offset, blocksize); + continue; + } + /* * board_data starts with board_id which differs across boards, * but we can use 'MPFR' (hopefully) magic at 0x100 @@ -168,30 +178,6 @@ static int bcm47xxpart_parse(struct mtd_info *master, continue; } } - - /* Look for NVRAM at the end of the last block. */ - for (i = 0; i < ARRAY_SIZE(possible_nvram_sizes); i++) { - if (curr_part > BCM47XXPART_MAX_PARTS) { - pr_warn("Reached maximum number of partitions, scanning stopped!\n"); - break; - } - - offset = master->size - possible_nvram_sizes[i]; - if (mtd_read(master, offset, 0x4, &bytes_read, - (uint8_t *)buf) < 0) { - pr_err("mtd_read error while reading at offset 0x%X!\n", - offset); - continue; - } - - /* Standard NVRAM */ - if (buf[0] == NVRAM_HEADER) { - bcm47xxpart_add_part(&parts[curr_part++], "nvram", - master->size - blocksize, 0); - break; - } - } - kfree(buf); /* diff --git a/trunk/drivers/mtd/mtdchar.c b/trunk/drivers/mtd/mtdchar.c index 92ab30ab00dc..82c06165d3d2 100644 --- a/trunk/drivers/mtd/mtdchar.c +++ b/trunk/drivers/mtd/mtdchar.c @@ -1238,7 +1238,6 @@ static struct file_system_type mtd_inodefs_type = { .mount = mtd_inodefs_mount, .kill_sb = kill_anon_super, }; -MODULE_ALIAS_FS("mtd_inodefs"); static int __init init_mtdchar(void) { diff --git a/trunk/drivers/mtd/nand/nand_base.c b/trunk/drivers/mtd/nand/nand_base.c index 42c63927609d..43214151b882 100644 --- a/trunk/drivers/mtd/nand/nand_base.c +++ b/trunk/drivers/mtd/nand/nand_base.c @@ -1523,14 +1523,6 @@ static int nand_do_read_ops(struct mtd_info *mtd, loff_t from, oobreadlen -= toread; } } - - if (chip->options & NAND_NEED_READRDY) { - /* Apply delay or wait for ready/busy pin */ - if (!chip->dev_ready) - udelay(chip->chip_delay); - else - nand_wait_ready(mtd); - } } else { memcpy(buf, chip->buffers->databuf + col, bytes); buf += bytes; @@ -1795,14 +1787,6 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from, len = min(len, readlen); buf = nand_transfer_oob(chip, buf, ops, len); - if (chip->options & NAND_NEED_READRDY) { - /* Apply delay or wait for ready/busy pin */ - if (!chip->dev_ready) - udelay(chip->chip_delay); - else - nand_wait_ready(mtd); - } - readlen -= len; if (!readlen) break; diff --git a/trunk/drivers/mtd/nand/nand_ids.c b/trunk/drivers/mtd/nand/nand_ids.c index 9c612388e5de..e3aa2748a6e7 100644 --- a/trunk/drivers/mtd/nand/nand_ids.c +++ b/trunk/drivers/mtd/nand/nand_ids.c @@ -22,51 +22,49 @@ * 512 512 Byte page size */ struct nand_flash_dev nand_flash_ids[] = { -#define SP_OPTIONS NAND_NEED_READRDY -#define SP_OPTIONS16 (SP_OPTIONS | NAND_BUSWIDTH_16) #ifdef CONFIG_MTD_NAND_MUSEUM_IDS - {"NAND 1MiB 5V 8-bit", 0x6e, 256, 1, 0x1000, SP_OPTIONS}, - {"NAND 2MiB 5V 8-bit", 0x64, 256, 2, 0x1000, SP_OPTIONS}, - {"NAND 4MiB 5V 8-bit", 0x6b, 512, 4, 0x2000, SP_OPTIONS}, - {"NAND 1MiB 3,3V 8-bit", 0xe8, 256, 1, 0x1000, SP_OPTIONS}, - {"NAND 1MiB 3,3V 8-bit", 0xec, 256, 1, 0x1000, SP_OPTIONS}, - {"NAND 2MiB 3,3V 8-bit", 0xea, 256, 2, 0x1000, SP_OPTIONS}, - {"NAND 4MiB 3,3V 8-bit", 0xd5, 512, 4, 0x2000, SP_OPTIONS}, - {"NAND 4MiB 3,3V 8-bit", 0xe3, 512, 4, 0x2000, SP_OPTIONS}, - {"NAND 4MiB 3,3V 8-bit", 0xe5, 512, 4, 0x2000, SP_OPTIONS}, - {"NAND 8MiB 3,3V 8-bit", 0xd6, 512, 8, 0x2000, SP_OPTIONS}, - - {"NAND 8MiB 1,8V 8-bit", 0x39, 512, 8, 0x2000, SP_OPTIONS}, - {"NAND 8MiB 3,3V 8-bit", 0xe6, 512, 8, 0x2000, SP_OPTIONS}, - {"NAND 8MiB 1,8V 16-bit", 0x49, 512, 8, 0x2000, SP_OPTIONS16}, - {"NAND 8MiB 3,3V 16-bit", 0x59, 512, 8, 0x2000, SP_OPTIONS16}, + {"NAND 1MiB 5V 8-bit", 0x6e, 256, 1, 0x1000, 0}, + {"NAND 2MiB 5V 8-bit", 0x64, 256, 2, 0x1000, 0}, + {"NAND 4MiB 5V 8-bit", 0x6b, 512, 4, 0x2000, 0}, + {"NAND 1MiB 3,3V 8-bit", 0xe8, 256, 1, 0x1000, 0}, + {"NAND 1MiB 3,3V 8-bit", 0xec, 256, 1, 0x1000, 0}, + {"NAND 2MiB 3,3V 8-bit", 0xea, 256, 2, 0x1000, 0}, + {"NAND 4MiB 3,3V 8-bit", 0xd5, 512, 4, 0x2000, 0}, + {"NAND 4MiB 3,3V 8-bit", 0xe3, 512, 4, 0x2000, 0}, + {"NAND 4MiB 3,3V 8-bit", 0xe5, 512, 4, 0x2000, 0}, + {"NAND 8MiB 3,3V 8-bit", 0xd6, 512, 8, 0x2000, 0}, + + {"NAND 8MiB 1,8V 8-bit", 0x39, 512, 8, 0x2000, 0}, + {"NAND 8MiB 3,3V 8-bit", 0xe6, 512, 8, 0x2000, 0}, + {"NAND 8MiB 1,8V 16-bit", 0x49, 512, 8, 0x2000, NAND_BUSWIDTH_16}, + {"NAND 8MiB 3,3V 16-bit", 0x59, 512, 8, 0x2000, NAND_BUSWIDTH_16}, #endif - {"NAND 16MiB 1,8V 8-bit", 0x33, 512, 16, 0x4000, SP_OPTIONS}, - {"NAND 16MiB 3,3V 8-bit", 0x73, 512, 16, 0x4000, SP_OPTIONS}, - {"NAND 16MiB 1,8V 16-bit", 0x43, 512, 16, 0x4000, SP_OPTIONS16}, - {"NAND 16MiB 3,3V 16-bit", 0x53, 512, 16, 0x4000, SP_OPTIONS16}, - - {"NAND 32MiB 1,8V 8-bit", 0x35, 512, 32, 0x4000, SP_OPTIONS}, - {"NAND 32MiB 3,3V 8-bit", 0x75, 512, 32, 0x4000, SP_OPTIONS}, - {"NAND 32MiB 1,8V 16-bit", 0x45, 512, 32, 0x4000, SP_OPTIONS16}, - {"NAND 32MiB 3,3V 16-bit", 0x55, 512, 32, 0x4000, SP_OPTIONS16}, - - {"NAND 64MiB 1,8V 8-bit", 0x36, 512, 64, 0x4000, SP_OPTIONS}, - {"NAND 64MiB 3,3V 8-bit", 0x76, 512, 64, 0x4000, SP_OPTIONS}, - {"NAND 64MiB 1,8V 16-bit", 0x46, 512, 64, 0x4000, SP_OPTIONS16}, - {"NAND 64MiB 3,3V 16-bit", 0x56, 512, 64, 0x4000, SP_OPTIONS16}, - - {"NAND 128MiB 1,8V 8-bit", 0x78, 512, 128, 0x4000, SP_OPTIONS}, - {"NAND 128MiB 1,8V 8-bit", 0x39, 512, 128, 0x4000, SP_OPTIONS}, - {"NAND 128MiB 3,3V 8-bit", 0x79, 512, 128, 0x4000, SP_OPTIONS}, - {"NAND 128MiB 1,8V 16-bit", 0x72, 512, 128, 0x4000, SP_OPTIONS16}, - {"NAND 128MiB 1,8V 16-bit", 0x49, 512, 128, 0x4000, SP_OPTIONS16}, - {"NAND 128MiB 3,3V 16-bit", 0x74, 512, 128, 0x4000, SP_OPTIONS16}, - {"NAND 128MiB 3,3V 16-bit", 0x59, 512, 128, 0x4000, SP_OPTIONS16}, - - {"NAND 256MiB 3,3V 8-bit", 0x71, 512, 256, 0x4000, SP_OPTIONS}, + {"NAND 16MiB 1,8V 8-bit", 0x33, 512, 16, 0x4000, 0}, + {"NAND 16MiB 3,3V 8-bit", 0x73, 512, 16, 0x4000, 0}, + {"NAND 16MiB 1,8V 16-bit", 0x43, 512, 16, 0x4000, NAND_BUSWIDTH_16}, + {"NAND 16MiB 3,3V 16-bit", 0x53, 512, 16, 0x4000, NAND_BUSWIDTH_16}, + + {"NAND 32MiB 1,8V 8-bit", 0x35, 512, 32, 0x4000, 0}, + {"NAND 32MiB 3,3V 8-bit", 0x75, 512, 32, 0x4000, 0}, + {"NAND 32MiB 1,8V 16-bit", 0x45, 512, 32, 0x4000, NAND_BUSWIDTH_16}, + {"NAND 32MiB 3,3V 16-bit", 0x55, 512, 32, 0x4000, NAND_BUSWIDTH_16}, + + {"NAND 64MiB 1,8V 8-bit", 0x36, 512, 64, 0x4000, 0}, + {"NAND 64MiB 3,3V 8-bit", 0x76, 512, 64, 0x4000, 0}, + {"NAND 64MiB 1,8V 16-bit", 0x46, 512, 64, 0x4000, NAND_BUSWIDTH_16}, + {"NAND 64MiB 3,3V 16-bit", 0x56, 512, 64, 0x4000, NAND_BUSWIDTH_16}, + + {"NAND 128MiB 1,8V 8-bit", 0x78, 512, 128, 0x4000, 0}, + {"NAND 128MiB 1,8V 8-bit", 0x39, 512, 128, 0x4000, 0}, + {"NAND 128MiB 3,3V 8-bit", 0x79, 512, 128, 0x4000, 0}, + {"NAND 128MiB 1,8V 16-bit", 0x72, 512, 128, 0x4000, NAND_BUSWIDTH_16}, + {"NAND 128MiB 1,8V 16-bit", 0x49, 512, 128, 0x4000, NAND_BUSWIDTH_16}, + {"NAND 128MiB 3,3V 16-bit", 0x74, 512, 128, 0x4000, NAND_BUSWIDTH_16}, + {"NAND 128MiB 3,3V 16-bit", 0x59, 512, 128, 0x4000, NAND_BUSWIDTH_16}, + + {"NAND 256MiB 3,3V 8-bit", 0x71, 512, 256, 0x4000, 0}, /* * These are the new chips with large page size. The pagesize and the diff --git a/trunk/drivers/net/bonding/bond_main.c b/trunk/drivers/net/bonding/bond_main.c index 07401a3e256b..11d01d67b3f5 100644 --- a/trunk/drivers/net/bonding/bond_main.c +++ b/trunk/drivers/net/bonding/bond_main.c @@ -1629,7 +1629,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) /* If this is the first slave, then we need to set the master's hardware * address to be the same as the slave's. */ - if (bond->slave_cnt == 0 && bond->dev_addr_from_first) + if (bond->dev_addr_from_first) bond_set_dev_addr(bond->dev, slave_dev); new_slave = kzalloc(sizeof(struct slave), GFP_KERNEL); @@ -1746,8 +1746,6 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) bond_compute_features(bond); - bond_update_speed_duplex(new_slave); - read_lock(&bond->lock); new_slave->last_arp_rx = jiffies - @@ -1800,6 +1798,8 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) new_slave->link == BOND_LINK_DOWN ? "DOWN" : (new_slave->link == BOND_LINK_UP ? "UP" : "BACK")); + bond_update_speed_duplex(new_slave); + if (USES_PRIMARY(bond->params.mode) && bond->params.primary[0]) { /* if there is a primary slave, remember it */ if (strcmp(bond->params.primary, new_slave->dev->name) == 0) { @@ -1964,6 +1964,7 @@ static int __bond_release_one(struct net_device *bond_dev, } block_netpoll_tx(); + call_netdevice_notifiers(NETDEV_RELEASE, bond_dev); write_lock_bh(&bond->lock); slave = bond_get_slave_by_dev(bond, slave_dev); @@ -1976,11 +1977,12 @@ static int __bond_release_one(struct net_device *bond_dev, return -EINVAL; } - write_unlock_bh(&bond->lock); /* unregister rx_handler early so bond_handle_frame wouldn't be called * for this slave anymore. */ netdev_rx_handler_unregister(slave_dev); + write_unlock_bh(&bond->lock); + synchronize_net(); write_lock_bh(&bond->lock); if (!all && !bond->params.fail_over_mac) { @@ -2064,10 +2066,8 @@ static int __bond_release_one(struct net_device *bond_dev, write_unlock_bh(&bond->lock); unblock_netpoll_tx(); - if (bond->slave_cnt == 0) { + if (bond->slave_cnt == 0) call_netdevice_notifiers(NETDEV_CHANGEADDR, bond->dev); - call_netdevice_notifiers(NETDEV_RELEASE, bond->dev); - } bond_compute_features(bond); if (!(bond_dev->features & NETIF_F_VLAN_CHALLENGED) && @@ -2373,6 +2373,8 @@ static void bond_miimon_commit(struct bonding *bond) bond_set_backup_slave(slave); } + bond_update_speed_duplex(slave); + pr_info("%s: link status definitely up for interface %s, %u Mbps %s duplex.\n", bond->dev->name, slave->dev->name, slave->speed, slave->duplex ? "full" : "half"); @@ -4846,18 +4848,9 @@ static int __net_init bond_net_init(struct net *net) static void __net_exit bond_net_exit(struct net *net) { struct bond_net *bn = net_generic(net, bond_net_id); - struct bonding *bond, *tmp_bond; - LIST_HEAD(list); bond_destroy_sysfs(bn); bond_destroy_proc_dir(bn); - - /* Kill off any bonds created after unregistering bond rtnl ops */ - rtnl_lock(); - list_for_each_entry_safe(bond, tmp_bond, &bn->dev_list, bond_list) - unregister_netdevice_queue(bond->dev, &list); - unregister_netdevice_many(&list); - rtnl_unlock(); } static struct pernet_operations bond_net_ops = { diff --git a/trunk/drivers/net/bonding/bond_sysfs.c b/trunk/drivers/net/bonding/bond_sysfs.c index ea7a388f4843..1c9e09fbdff8 100644 --- a/trunk/drivers/net/bonding/bond_sysfs.c +++ b/trunk/drivers/net/bonding/bond_sysfs.c @@ -183,11 +183,6 @@ int bond_create_slave_symlinks(struct net_device *master, sprintf(linkname, "slave_%s", slave->name); ret = sysfs_create_link(&(master->dev.kobj), &(slave->dev.kobj), linkname); - - /* free the master link created earlier in case of error */ - if (ret) - sysfs_remove_link(&(slave->dev.kobj), "master"); - return ret; } @@ -527,7 +522,7 @@ static ssize_t bonding_store_arp_interval(struct device *d, goto out; } if (new_value < 0) { - pr_err("%s: Invalid arp_interval value %d not in range 0-%d; rejected.\n", + pr_err("%s: Invalid arp_interval value %d not in range 1-%d; rejected.\n", bond->dev->name, new_value, INT_MAX); ret = -EINVAL; goto out; @@ -542,15 +537,14 @@ static ssize_t bonding_store_arp_interval(struct device *d, pr_info("%s: Setting ARP monitoring interval to %d.\n", bond->dev->name, new_value); bond->params.arp_interval = new_value; - if (new_value) { - if (bond->params.miimon) { - pr_info("%s: ARP monitoring cannot be used with MII monitoring. %s Disabling MII monitoring.\n", - bond->dev->name, bond->dev->name); - bond->params.miimon = 0; - } - if (!bond->params.arp_targets[0]) - pr_info("%s: ARP monitoring has been set up, but no ARP targets have been specified.\n", - bond->dev->name); + if (bond->params.miimon) { + pr_info("%s: ARP monitoring cannot be used with MII monitoring. %s Disabling MII monitoring.\n", + bond->dev->name, bond->dev->name); + bond->params.miimon = 0; + } + if (!bond->params.arp_targets[0]) { + pr_info("%s: ARP monitoring has been set up, but no ARP targets have been specified.\n", + bond->dev->name); } if (bond->dev->flags & IFF_UP) { /* If the interface is up, we may need to fire off @@ -558,13 +552,10 @@ static ssize_t bonding_store_arp_interval(struct device *d, * timer will get fired off when the open function * is called. */ - if (!new_value) { - cancel_delayed_work_sync(&bond->arp_work); - } else { - cancel_delayed_work_sync(&bond->mii_work); - queue_delayed_work(bond->wq, &bond->arp_work, 0); - } + cancel_delayed_work_sync(&bond->mii_work); + queue_delayed_work(bond->wq, &bond->arp_work, 0); } + out: rtnl_unlock(); return ret; @@ -706,7 +697,7 @@ static ssize_t bonding_store_downdelay(struct device *d, } if (new_value < 0) { pr_err("%s: Invalid down delay value %d not in range %d-%d; rejected.\n", - bond->dev->name, new_value, 0, INT_MAX); + bond->dev->name, new_value, 1, INT_MAX); ret = -EINVAL; goto out; } else { @@ -761,8 +752,8 @@ static ssize_t bonding_store_updelay(struct device *d, goto out; } if (new_value < 0) { - pr_err("%s: Invalid up delay value %d not in range %d-%d; rejected.\n", - bond->dev->name, new_value, 0, INT_MAX); + pr_err("%s: Invalid down delay value %d not in range %d-%d; rejected.\n", + bond->dev->name, new_value, 1, INT_MAX); ret = -EINVAL; goto out; } else { @@ -972,37 +963,37 @@ static ssize_t bonding_store_miimon(struct device *d, } if (new_value < 0) { pr_err("%s: Invalid miimon value %d not in range %d-%d; rejected.\n", - bond->dev->name, new_value, 0, INT_MAX); + bond->dev->name, new_value, 1, INT_MAX); ret = -EINVAL; goto out; - } - pr_info("%s: Setting MII monitoring interval to %d.\n", - bond->dev->name, new_value); - bond->params.miimon = new_value; - if (bond->params.updelay) - pr_info("%s: Note: Updating updelay (to %d) since it is a multiple of the miimon value.\n", - bond->dev->name, - bond->params.updelay * bond->params.miimon); - if (bond->params.downdelay) - pr_info("%s: Note: Updating downdelay (to %d) since it is a multiple of the miimon value.\n", - bond->dev->name, - bond->params.downdelay * bond->params.miimon); - if (new_value && bond->params.arp_interval) { - pr_info("%s: MII monitoring cannot be used with ARP monitoring. Disabling ARP monitoring...\n", - bond->dev->name); - bond->params.arp_interval = 0; - if (bond->params.arp_validate) - bond->params.arp_validate = BOND_ARP_VALIDATE_NONE; - } - if (bond->dev->flags & IFF_UP) { - /* If the interface is up, we may need to fire off - * the MII timer. If the interface is down, the - * timer will get fired off when the open function - * is called. - */ - if (!new_value) { - cancel_delayed_work_sync(&bond->mii_work); - } else { + } else { + pr_info("%s: Setting MII monitoring interval to %d.\n", + bond->dev->name, new_value); + bond->params.miimon = new_value; + if (bond->params.updelay) + pr_info("%s: Note: Updating updelay (to %d) since it is a multiple of the miimon value.\n", + bond->dev->name, + bond->params.updelay * bond->params.miimon); + if (bond->params.downdelay) + pr_info("%s: Note: Updating downdelay (to %d) since it is a multiple of the miimon value.\n", + bond->dev->name, + bond->params.downdelay * bond->params.miimon); + if (bond->params.arp_interval) { + pr_info("%s: MII monitoring cannot be used with ARP monitoring. Disabling ARP monitoring...\n", + bond->dev->name); + bond->params.arp_interval = 0; + if (bond->params.arp_validate) { + bond->params.arp_validate = + BOND_ARP_VALIDATE_NONE; + } + } + + if (bond->dev->flags & IFF_UP) { + /* If the interface is up, we may need to fire off + * the MII timer. If the interface is down, the + * timer will get fired off when the open function + * is called. + */ cancel_delayed_work_sync(&bond->arp_work); queue_delayed_work(bond->wq, &bond->mii_work, 0); } diff --git a/trunk/drivers/net/can/sja1000/Kconfig b/trunk/drivers/net/can/sja1000/Kconfig index ff2ba86cd4a4..b39ca5b3ea7f 100644 --- a/trunk/drivers/net/can/sja1000/Kconfig +++ b/trunk/drivers/net/can/sja1000/Kconfig @@ -46,7 +46,6 @@ config CAN_EMS_PCI config CAN_PEAK_PCMCIA tristate "PEAK PCAN-PC Card" depends on PCMCIA - depends on HAS_IOPORT ---help--- This driver is for the PCAN-PC Card PCMCIA adapter (1 or 2 channels) from PEAK-System (http://www.peak-system.com). To compile this diff --git a/trunk/drivers/net/can/sja1000/plx_pci.c b/trunk/drivers/net/can/sja1000/plx_pci.c index 3c18d7d000ed..a042cdc260dc 100644 --- a/trunk/drivers/net/can/sja1000/plx_pci.c +++ b/trunk/drivers/net/can/sja1000/plx_pci.c @@ -348,7 +348,7 @@ static inline int plx_pci_check_sja1000(const struct sja1000_priv *priv) */ if ((priv->read_reg(priv, REG_CR) & REG_CR_BASICCAN_INITIAL_MASK) == REG_CR_BASICCAN_INITIAL && - (priv->read_reg(priv, SJA1000_REG_SR) == REG_SR_BASICCAN_INITIAL) && + (priv->read_reg(priv, REG_SR) == REG_SR_BASICCAN_INITIAL) && (priv->read_reg(priv, REG_IR) == REG_IR_BASICCAN_INITIAL)) flag = 1; @@ -360,7 +360,7 @@ static inline int plx_pci_check_sja1000(const struct sja1000_priv *priv) * See states on p. 23 of the Datasheet. */ if (priv->read_reg(priv, REG_MOD) == REG_MOD_PELICAN_INITIAL && - priv->read_reg(priv, SJA1000_REG_SR) == REG_SR_PELICAN_INITIAL && + priv->read_reg(priv, REG_SR) == REG_SR_PELICAN_INITIAL && priv->read_reg(priv, REG_IR) == REG_IR_PELICAN_INITIAL) return flag; diff --git a/trunk/drivers/net/can/sja1000/sja1000.c b/trunk/drivers/net/can/sja1000/sja1000.c index e4df307eaa90..daf4013a8fc7 100644 --- a/trunk/drivers/net/can/sja1000/sja1000.c +++ b/trunk/drivers/net/can/sja1000/sja1000.c @@ -92,7 +92,7 @@ static void sja1000_write_cmdreg(struct sja1000_priv *priv, u8 val) */ spin_lock_irqsave(&priv->cmdreg_lock, flags); priv->write_reg(priv, REG_CMR, val); - priv->read_reg(priv, SJA1000_REG_SR); + priv->read_reg(priv, REG_SR); spin_unlock_irqrestore(&priv->cmdreg_lock, flags); } @@ -502,7 +502,7 @@ irqreturn_t sja1000_interrupt(int irq, void *dev_id) while ((isrc = priv->read_reg(priv, REG_IR)) && (n < SJA1000_MAX_IRQ)) { n++; - status = priv->read_reg(priv, SJA1000_REG_SR); + status = priv->read_reg(priv, REG_SR); /* check for absent controller due to hw unplug */ if (status == 0xFF && sja1000_is_absent(priv)) return IRQ_NONE; @@ -530,7 +530,7 @@ irqreturn_t sja1000_interrupt(int irq, void *dev_id) /* receive interrupt */ while (status & SR_RBS) { sja1000_rx(dev); - status = priv->read_reg(priv, SJA1000_REG_SR); + status = priv->read_reg(priv, REG_SR); /* check for absent controller */ if (status == 0xFF && sja1000_is_absent(priv)) return IRQ_NONE; diff --git a/trunk/drivers/net/can/sja1000/sja1000.h b/trunk/drivers/net/can/sja1000/sja1000.h index aa48e053da27..afa99847a510 100644 --- a/trunk/drivers/net/can/sja1000/sja1000.h +++ b/trunk/drivers/net/can/sja1000/sja1000.h @@ -56,7 +56,7 @@ /* SJA1000 registers - manual section 6.4 (Pelican Mode) */ #define REG_MOD 0x00 #define REG_CMR 0x01 -#define SJA1000_REG_SR 0x02 +#define REG_SR 0x02 #define REG_IR 0x03 #define REG_IER 0x04 #define REG_ALC 0x0B diff --git a/trunk/drivers/net/ethernet/atheros/atl1e/atl1e.h b/trunk/drivers/net/ethernet/atheros/atl1e/atl1e.h index b5fd934585e9..829b5ad71d0d 100644 --- a/trunk/drivers/net/ethernet/atheros/atl1e/atl1e.h +++ b/trunk/drivers/net/ethernet/atheros/atl1e/atl1e.h @@ -186,7 +186,7 @@ struct atl1e_tpd_desc { /* how about 0x2000 */ #define MAX_TX_BUF_LEN 0x2000 #define MAX_TX_BUF_SHIFT 13 -#define MAX_TSO_SEG_SIZE 0x3c00 +/*#define MAX_TX_BUF_LEN 0x3000 */ /* rrs word 1 bit 0:31 */ #define RRS_RX_CSUM_MASK 0xFFFF @@ -438,6 +438,7 @@ struct atl1e_adapter { struct atl1e_hw hw; struct atl1e_hw_stats hw_stats; + bool have_msi; u32 wol; u16 link_speed; u16 link_duplex; diff --git a/trunk/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/trunk/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index ac25f05ff68f..92f4734f860d 100644 --- a/trunk/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/trunk/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -1849,19 +1849,34 @@ static void atl1e_free_irq(struct atl1e_adapter *adapter) struct net_device *netdev = adapter->netdev; free_irq(adapter->pdev->irq, netdev); + + if (adapter->have_msi) + pci_disable_msi(adapter->pdev); } static int atl1e_request_irq(struct atl1e_adapter *adapter) { struct pci_dev *pdev = adapter->pdev; struct net_device *netdev = adapter->netdev; + int flags = 0; int err = 0; - err = request_irq(pdev->irq, atl1e_intr, IRQF_SHARED, netdev->name, - netdev); + adapter->have_msi = true; + err = pci_enable_msi(pdev); + if (err) { + netdev_dbg(netdev, + "Unable to allocate MSI interrupt Error: %d\n", err); + adapter->have_msi = false; + } + + if (!adapter->have_msi) + flags |= IRQF_SHARED; + err = request_irq(pdev->irq, atl1e_intr, flags, netdev->name, netdev); if (err) { netdev_dbg(adapter->netdev, "Unable to allocate interrupt Error: %d\n", err); + if (adapter->have_msi) + pci_disable_msi(pdev); return err; } netdev_dbg(netdev, "atl1e_request_irq OK\n"); @@ -2329,7 +2344,6 @@ static int atl1e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) INIT_WORK(&adapter->reset_task, atl1e_reset_task); INIT_WORK(&adapter->link_chg_task, atl1e_link_chg_task); - netif_set_gso_max_size(netdev, MAX_TSO_SEG_SIZE); err = register_netdev(netdev); if (err) { netdev_err(netdev, "register netdevice failed\n"); diff --git a/trunk/drivers/net/ethernet/broadcom/bgmac.c b/trunk/drivers/net/ethernet/broadcom/bgmac.c index da5f4397f87c..639049d7e92d 100644 --- a/trunk/drivers/net/ethernet/broadcom/bgmac.c +++ b/trunk/drivers/net/ethernet/broadcom/bgmac.c @@ -301,16 +301,12 @@ static int bgmac_dma_rx_read(struct bgmac *bgmac, struct bgmac_dma_ring *ring, bgmac_err(bgmac, "Found poisoned packet at slot %d, DMA issue!\n", ring->start); } else { - /* Omit CRC. */ - len -= ETH_FCS_LEN; - new_skb = netdev_alloc_skb_ip_align(bgmac->net_dev, len); if (new_skb) { skb_put(new_skb, len); skb_copy_from_linear_data_offset(skb, BGMAC_RX_FRAME_OFFSET, new_skb->data, len); - skb_checksum_none_assert(skb); new_skb->protocol = eth_type_trans(new_skb, bgmac->net_dev); netif_receive_skb(new_skb); diff --git a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 4046f97378c2..ecac04a3687c 100644 --- a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -2760,7 +2760,6 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) bp->port.pmf = 0; load_error1: bnx2x_napi_disable(bp); - bnx2x_del_all_napi(bp); /* clear pf_load status, as it was already set */ if (IS_PF(bp)) @@ -3143,7 +3142,7 @@ static inline __le16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) tsum = ~csum_fold(csum_add((__force __wsum) csum, csum_partial(t_header, -fix, 0))); - return bswab16(tsum); + return bswab16(csum); } static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) diff --git a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c index 91ecd6a00d05..568205436a15 100644 --- a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c +++ b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c @@ -2139,12 +2139,12 @@ static u8 bnx2x_dcbnl_get_cap(struct net_device *netdev, int capid, u8 *cap) break; default: BNX2X_ERR("Non valid capability ID\n"); - rval = 1; + rval = -EINVAL; break; } } else { DP(BNX2X_MSG_DCB, "DCB disabled\n"); - rval = 1; + rval = -EINVAL; } DP(BNX2X_MSG_DCB, "capid %d:%x\n", capid, *cap); @@ -2170,12 +2170,12 @@ static int bnx2x_dcbnl_get_numtcs(struct net_device *netdev, int tcid, u8 *num) break; default: BNX2X_ERR("Non valid TC-ID\n"); - rval = 1; + rval = -EINVAL; break; } } else { DP(BNX2X_MSG_DCB, "DCB disabled\n"); - rval = 1; + rval = -EINVAL; } return rval; @@ -2188,7 +2188,7 @@ static int bnx2x_dcbnl_set_numtcs(struct net_device *netdev, int tcid, u8 num) return -EINVAL; } -static u8 bnx2x_dcbnl_get_pfc_state(struct net_device *netdev) +static u8 bnx2x_dcbnl_get_pfc_state(struct net_device *netdev) { struct bnx2x *bp = netdev_priv(netdev); DP(BNX2X_MSG_DCB, "state = %d\n", bp->dcbx_local_feat.pfc.enabled); @@ -2390,12 +2390,12 @@ static u8 bnx2x_dcbnl_get_featcfg(struct net_device *netdev, int featid, break; default: BNX2X_ERR("Non valid featrue-ID\n"); - rval = 1; + rval = -EINVAL; break; } } else { DP(BNX2X_MSG_DCB, "DCB disabled\n"); - rval = 1; + rval = -EINVAL; } return rval; @@ -2431,12 +2431,12 @@ static u8 bnx2x_dcbnl_set_featcfg(struct net_device *netdev, int featid, break; default: BNX2X_ERR("Non valid featrue-ID\n"); - rval = 1; + rval = -EINVAL; break; } } else { DP(BNX2X_MSG_DCB, "dcbnl call not valid\n"); - rval = 1; + rval = -EINVAL; } return rval; diff --git a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index edfa67adf2f9..9a674b14b403 100644 --- a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -281,8 +281,6 @@ static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) cmd->lp_advertising |= ADVERTISED_2500baseX_Full; if (status & LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE) cmd->lp_advertising |= ADVERTISED_10000baseT_Full; - if (status & LINK_STATUS_LINK_PARTNER_20GXFD_CAPABLE) - cmd->lp_advertising |= ADVERTISED_20000baseKR2_Full; } cmd->maxtxpkt = 0; @@ -465,10 +463,6 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) ADVERTISED_10000baseKR_Full)) bp->link_params.speed_cap_mask[cfg_idx] |= PORT_HW_CFG_SPEED_CAPABILITY_D0_10G; - - if (cmd->advertising & ADVERTISED_20000baseKR2_Full) - bp->link_params.speed_cap_mask[cfg_idx] |= - PORT_HW_CFG_SPEED_CAPABILITY_D0_20G; } } else { /* forced speed */ /* advertise the requested speed and duplex if supported */ diff --git a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c index 0283f343b0d1..1663e0b6b5a0 100644 --- a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c +++ b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c @@ -8647,9 +8647,7 @@ void bnx2x_handle_module_detect_int(struct link_params *params) MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL5_MISC6, &rx_tx_in_reset); - if ((!rx_tx_in_reset) && - (params->link_flags & - PHY_INITIALIZED)) { + if (!rx_tx_in_reset) { bnx2x_warpcore_reset_lane(bp, phy, 1); bnx2x_warpcore_config_sfi(phy, params); bnx2x_warpcore_reset_lane(bp, phy, 0); @@ -10424,28 +10422,6 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED1_MASK, 0x0); - if (phy->type == - PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) { - /* Disable MI_INT interrupt before setting LED4 - * source to constant off. - */ - if (REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + - params->port*4) & - NIG_MASK_MI_INT) { - params->link_flags |= - LINK_FLAGS_INT_DISABLED; - - bnx2x_bits_dis( - bp, - NIG_REG_MASK_INTERRUPT_PORT0 + - params->port*4, - NIG_MASK_MI_INT); - } - bnx2x_cl45_write(bp, phy, - MDIO_PMA_DEVAD, - MDIO_PMA_REG_8481_SIGNAL_MASK, - 0x0); - } } break; case LED_MODE_ON: @@ -10492,28 +10468,6 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED1_MASK, 0x20); - if (phy->type == - PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) { - /* Disable MI_INT interrupt before setting LED4 - * source to constant on. - */ - if (REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + - params->port*4) & - NIG_MASK_MI_INT) { - params->link_flags |= - LINK_FLAGS_INT_DISABLED; - - bnx2x_bits_dis( - bp, - NIG_REG_MASK_INTERRUPT_PORT0 + - params->port*4, - NIG_MASK_MI_INT); - } - bnx2x_cl45_write(bp, phy, - MDIO_PMA_DEVAD, - MDIO_PMA_REG_8481_SIGNAL_MASK, - 0x20); - } } break; @@ -10578,22 +10532,6 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LINK_SIGNAL, val); - if (phy->type == - PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) { - /* Restore LED4 source to external link, - * and re-enable interrupts. - */ - bnx2x_cl45_write(bp, phy, - MDIO_PMA_DEVAD, - MDIO_PMA_REG_8481_SIGNAL_MASK, - 0x40); - if (params->link_flags & - LINK_FLAGS_INT_DISABLED) { - bnx2x_link_int_enable(params); - params->link_flags &= - ~LINK_FLAGS_INT_DISABLED; - } - } } break; } @@ -11853,8 +11791,6 @@ static int bnx2x_populate_int_phy(struct bnx2x *bp, u32 shmem_base, u8 port, phy->media_type = ETH_PHY_KR; phy->flags |= FLAGS_WC_DUAL_MODE; phy->supported &= (SUPPORTED_20000baseKR2_Full | - SUPPORTED_10000baseT_Full | - SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE | SUPPORTED_Pause | @@ -12529,8 +12465,6 @@ int bnx2x_phy_init(struct link_params *params, struct link_vars *vars) vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; vars->mac_type = MAC_TYPE_NONE; vars->phy_flags = 0; - vars->check_kr2_recovery_cnt = 0; - params->link_flags = PHY_INITIALIZED; /* Driver opens NIG-BRB filters */ bnx2x_set_rx_filter(params, 1); /* Check if link flap can be avoided */ @@ -12695,7 +12629,6 @@ int bnx2x_lfa_reset(struct link_params *params, struct bnx2x *bp = params->bp; vars->link_up = 0; vars->phy_flags = 0; - params->link_flags &= ~PHY_INITIALIZED; if (!params->lfa_base) return bnx2x_link_reset(params, vars, 1); /* @@ -13416,7 +13349,6 @@ static void bnx2x_disable_kr2(struct link_params *params, vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE; bnx2x_update_link_attr(params, vars->link_attr_sync); - vars->check_kr2_recovery_cnt = CHECK_KR2_RECOVERY_CNT; /* Restart AN on leading lane */ bnx2x_warpcore_restart_AN_KR(phy, params); } @@ -13437,24 +13369,11 @@ static void bnx2x_check_kr2_wa(struct link_params *params, { struct bnx2x *bp = params->bp; u16 base_page, next_page, not_kr2_device, lane; - int sigdet; + int sigdet = bnx2x_warpcore_get_sigdet(phy, params); - /* Once KR2 was disabled, wait 5 seconds before checking KR2 recovery - * since some switches tend to reinit the AN process and clear the - * advertised BP/NP after ~2 seconds causing the KR2 to be disabled - * and recovered many times - */ - if (vars->check_kr2_recovery_cnt > 0) { - vars->check_kr2_recovery_cnt--; - return; - } - - sigdet = bnx2x_warpcore_get_sigdet(phy, params); if (!sigdet) { - if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) { + if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) bnx2x_kr2_recovery(params, vars, phy); - DP(NETIF_MSG_LINK, "No sigdet\n"); - } return; } @@ -13518,7 +13437,7 @@ void bnx2x_period_func(struct link_params *params, struct link_vars *vars) struct bnx2x_phy *phy = ¶ms->phy[INT_PHY]; bnx2x_set_aer_mmd(params, phy); if ((phy->supported & SUPPORTED_20000baseKR2_Full) && - (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G)) + (phy->speed_cap_mask & SPEED_20000)) bnx2x_check_kr2_wa(params, vars, phy); bnx2x_check_over_curr(params, vars); if (vars->rx_tx_asic_rst) diff --git a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h index 56c2aae4e2c8..d25c7d79787a 100644 --- a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h +++ b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h @@ -307,9 +307,7 @@ struct link_params { struct bnx2x *bp; u16 req_fc_auto_adv; /* Should be set to TX / BOTH when req_flow_ctrl is set to AUTO */ - u16 link_flags; -#define LINK_FLAGS_INT_DISABLED (1<<0) -#define PHY_INITIALIZED (1<<1) + u16 rsrv1; u32 lfa_base; }; @@ -343,8 +341,7 @@ struct link_vars { u32 link_status; u32 eee_status; u8 fault_detected; - u8 check_kr2_recovery_cnt; -#define CHECK_KR2_RECOVERY_CNT 5 + u8 rsrv1; u16 periodic_flags; #define PERIODIC_FLAGS_LINK_EVENT 0x0001 diff --git a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 8e58da909f5c..e81a747ea8ce 100644 --- a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -4947,7 +4947,7 @@ static void bnx2x_after_function_update(struct bnx2x *bp) q); } - if (!NO_FCOE(bp) && CNIC_ENABLED(bp)) { + if (!NO_FCOE(bp)) { fp = &bp->fp[FCOE_IDX(bp)]; queue_params.q_obj = &bnx2x_sp_obj(bp, fp).q_obj; @@ -13354,7 +13354,6 @@ static int bnx2x_unregister_cnic(struct net_device *dev) RCU_INIT_POINTER(bp->cnic_ops, NULL); mutex_unlock(&bp->cnic_mutex); synchronize_rcu(); - bp->cnic_enabled = false; kfree(bp->cnic_kwq); bp->cnic_kwq = NULL; diff --git a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h index 198f6f1c9ad5..364e37ecbc5c 100644 --- a/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h +++ b/trunk/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h @@ -459,9 +459,8 @@ struct bnx2x_fw_port_stats_old { #define UPDATE_QSTAT(s, t) \ do { \ + qstats->t##_hi = qstats_old->t##_hi + le32_to_cpu(s.hi); \ qstats->t##_lo = qstats_old->t##_lo + le32_to_cpu(s.lo); \ - qstats->t##_hi = qstats_old->t##_hi + le32_to_cpu(s.hi) \ - + ((qstats->t##_lo < qstats_old->t##_lo) ? 1 : 0); \ } while (0) #define UPDATE_QSTAT_OLD(f) \ diff --git a/trunk/drivers/net/ethernet/broadcom/tg3.c b/trunk/drivers/net/ethernet/broadcom/tg3.c index 17a972734ba7..fdb9b5655414 100644 --- a/trunk/drivers/net/ethernet/broadcom/tg3.c +++ b/trunk/drivers/net/ethernet/broadcom/tg3.c @@ -1869,8 +1869,6 @@ static void tg3_link_report(struct tg3 *tp) tg3_ump_link_report(tp); } - - tp->link_up = netif_carrier_ok(tp->dev); } static u16 tg3_advert_flowctrl_1000X(u8 flow_ctrl) @@ -2524,6 +2522,12 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp) return err; } +static void tg3_carrier_on(struct tg3 *tp) +{ + netif_carrier_on(tp->dev); + tp->link_up = true; +} + static void tg3_carrier_off(struct tg3 *tp) { netif_carrier_off(tp->dev); @@ -2549,7 +2553,7 @@ static int tg3_phy_reset(struct tg3 *tp) return -EBUSY; if (netif_running(tp->dev) && tp->link_up) { - netif_carrier_off(tp->dev); + tg3_carrier_off(tp); tg3_link_report(tp); } @@ -4130,14 +4134,6 @@ static void tg3_phy_copper_begin(struct tg3 *tp) tp->link_config.active_speed = tp->link_config.speed; tp->link_config.active_duplex = tp->link_config.duplex; - if (tg3_asic_rev(tp) == ASIC_REV_5714) { - /* With autoneg disabled, 5715 only links up when the - * advertisement register has the configured speed - * enabled. - */ - tg3_writephy(tp, MII_ADVERTISE, ADVERTISE_ALL); - } - bmcr = 0; switch (tp->link_config.speed) { default: @@ -4266,9 +4262,9 @@ static bool tg3_test_and_report_link_chg(struct tg3 *tp, int curr_link_up) { if (curr_link_up != tp->link_up) { if (curr_link_up) { - netif_carrier_on(tp->dev); + tg3_carrier_on(tp); } else { - netif_carrier_off(tp->dev); + tg3_carrier_off(tp); if (tp->phy_flags & TG3_PHYFLG_MII_SERDES) tp->phy_flags &= ~TG3_PHYFLG_PARALLEL_DETECT; } @@ -14604,11 +14600,8 @@ static void tg3_read_vpd(struct tg3 *tp) if (j + len > block_end) goto partno; - if (len >= sizeof(tp->fw_ver)) - len = sizeof(tp->fw_ver) - 1; - memset(tp->fw_ver, 0, sizeof(tp->fw_ver)); - snprintf(tp->fw_ver, sizeof(tp->fw_ver), "%.*s bc ", len, - &vpd_data[j]); + memcpy(tp->fw_ver, &vpd_data[j], len); + strncat(tp->fw_ver, " bc ", vpdlen - len - 1); } partno: diff --git a/trunk/drivers/net/ethernet/calxeda/xgmac.c b/trunk/drivers/net/ethernet/calxeda/xgmac.c index b0ebc9f6d55e..a170065b5973 100644 --- a/trunk/drivers/net/ethernet/calxeda/xgmac.c +++ b/trunk/drivers/net/ethernet/calxeda/xgmac.c @@ -163,7 +163,6 @@ #define XGMAC_FLOW_CTRL_FCB_BPA 0x00000001 /* Flow Control Busy ... */ /* XGMAC_INT_STAT reg */ -#define XGMAC_INT_STAT_PMTIM 0x00800000 /* PMT Interrupt Mask */ #define XGMAC_INT_STAT_PMT 0x0080 /* PMT Interrupt Status */ #define XGMAC_INT_STAT_LPI 0x0040 /* LPI Interrupt Status */ @@ -961,9 +960,6 @@ static int xgmac_hw_init(struct net_device *dev) writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_STATUS); writel(DMA_INTR_DEFAULT_MASK, ioaddr + XGMAC_DMA_INTR_ENA); - /* Mask power mgt interrupt */ - writel(XGMAC_INT_STAT_PMTIM, ioaddr + XGMAC_INT_STAT); - /* XGMAC requires AXI bus init. This is a 'magic number' for now */ writel(0x0077000E, ioaddr + XGMAC_DMA_AXI_BUS); @@ -1145,9 +1141,6 @@ static int xgmac_rx(struct xgmac_priv *priv, int limit) struct sk_buff *skb; int frame_len; - if (!dma_ring_cnt(priv->rx_head, priv->rx_tail, DMA_RX_RING_SZ)) - break; - entry = priv->rx_tail; p = priv->dma_rx + entry; if (desc_get_owner(p)) @@ -1832,7 +1825,7 @@ static void xgmac_pmt(void __iomem *ioaddr, unsigned long mode) unsigned int pmt = 0; if (mode & WAKE_MAGIC) - pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT_EN; + pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_MAGIC_PKT; if (mode & WAKE_UCAST) pmt |= XGMAC_PMT_POWERDOWN | XGMAC_PMT_GLBL_UNICAST; diff --git a/trunk/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/trunk/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 8049268ce0f2..4ce62031f62f 100644 --- a/trunk/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/trunk/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -497,9 +497,8 @@ int t4_memory_write(struct adapter *adap, int mtype, u32 addr, u32 len, } #define EEPROM_STAT_ADDR 0x7bfc +#define VPD_BASE 0 #define VPD_LEN 512 -#define VPD_BASE 0x400 -#define VPD_BASE_OLD 0 /** * t4_seeprom_wp - enable/disable EEPROM write protection @@ -525,7 +524,7 @@ int t4_seeprom_wp(struct adapter *adapter, bool enable) int get_vpd_params(struct adapter *adapter, struct vpd_params *p) { u32 cclk_param, cclk_val; - int i, ret, addr; + int i, ret; int ec, sn; u8 *vpd, csum; unsigned int vpdr_len, kw_offset, id_len; @@ -534,12 +533,7 @@ int get_vpd_params(struct adapter *adapter, struct vpd_params *p) if (!vpd) return -ENOMEM; - ret = pci_read_vpd(adapter->pdev, VPD_BASE, sizeof(u32), vpd); - if (ret < 0) - goto out; - addr = *vpd == 0x82 ? VPD_BASE : VPD_BASE_OLD; - - ret = pci_read_vpd(adapter->pdev, addr, VPD_LEN, vpd); + ret = pci_read_vpd(adapter->pdev, VPD_BASE, VPD_LEN, vpd); if (ret < 0) goto out; diff --git a/trunk/drivers/net/ethernet/davicom/dm9000.c b/trunk/drivers/net/ethernet/davicom/dm9000.c index 9eada8e86078..8cdf02503d13 100644 --- a/trunk/drivers/net/ethernet/davicom/dm9000.c +++ b/trunk/drivers/net/ethernet/davicom/dm9000.c @@ -257,107 +257,6 @@ static void dm9000_dumpblk_32bit(void __iomem *reg, int count) tmp = readl(reg); } -/* - * Sleep, either by using msleep() or if we are suspending, then - * use mdelay() to sleep. - */ -static void dm9000_msleep(board_info_t *db, unsigned int ms) -{ - if (db->in_suspend) - mdelay(ms); - else - msleep(ms); -} - -/* Read a word from phyxcer */ -static int -dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) -{ - board_info_t *db = netdev_priv(dev); - unsigned long flags; - unsigned int reg_save; - int ret; - - mutex_lock(&db->addr_lock); - - spin_lock_irqsave(&db->lock, flags); - - /* Save previous register address */ - reg_save = readb(db->io_addr); - - /* Fill the phyxcer register into REG_0C */ - iow(db, DM9000_EPAR, DM9000_PHY | reg); - - /* Issue phyxcer read command */ - iow(db, DM9000_EPCR, EPCR_ERPRR | EPCR_EPOS); - - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(&db->lock, flags); - - dm9000_msleep(db, 1); /* Wait read complete */ - - spin_lock_irqsave(&db->lock, flags); - reg_save = readb(db->io_addr); - - iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer read command */ - - /* The read data keeps on REG_0D & REG_0E */ - ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL); - - /* restore the previous address */ - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(&db->lock, flags); - - mutex_unlock(&db->addr_lock); - - dm9000_dbg(db, 5, "phy_read[%02x] -> %04x\n", reg, ret); - return ret; -} - -/* Write a word to phyxcer */ -static void -dm9000_phy_write(struct net_device *dev, - int phyaddr_unused, int reg, int value) -{ - board_info_t *db = netdev_priv(dev); - unsigned long flags; - unsigned long reg_save; - - dm9000_dbg(db, 5, "phy_write[%02x] = %04x\n", reg, value); - mutex_lock(&db->addr_lock); - - spin_lock_irqsave(&db->lock, flags); - - /* Save previous register address */ - reg_save = readb(db->io_addr); - - /* Fill the phyxcer register into REG_0C */ - iow(db, DM9000_EPAR, DM9000_PHY | reg); - - /* Fill the written data into REG_0D & REG_0E */ - iow(db, DM9000_EPDRL, value); - iow(db, DM9000_EPDRH, value >> 8); - - /* Issue phyxcer write command */ - iow(db, DM9000_EPCR, EPCR_EPOS | EPCR_ERPRW); - - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(&db->lock, flags); - - dm9000_msleep(db, 1); /* Wait write complete */ - - spin_lock_irqsave(&db->lock, flags); - reg_save = readb(db->io_addr); - - iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */ - - /* restore the previous address */ - writeb(reg_save, db->io_addr); - - spin_unlock_irqrestore(&db->lock, flags); - mutex_unlock(&db->addr_lock); -} - /* dm9000_set_io * * select the specified set of io routines to use with the @@ -896,9 +795,6 @@ dm9000_init_dm9000(struct net_device *dev) iow(db, DM9000_GPCR, GPCR_GEP_CNTL); /* Let GPIO0 output */ - dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET); /* PHY RESET */ - dm9000_phy_write(dev, 0, MII_DM_DSPCR, DSPCR_INIT_PARAM); /* Init */ - ncr = (db->flags & DM9000_PLATF_EXT_PHY) ? NCR_EXT_PHY : 0; /* if wol is needed, then always set NCR_WAKEEN otherwise we end @@ -1305,6 +1201,109 @@ dm9000_open(struct net_device *dev) return 0; } +/* + * Sleep, either by using msleep() or if we are suspending, then + * use mdelay() to sleep. + */ +static void dm9000_msleep(board_info_t *db, unsigned int ms) +{ + if (db->in_suspend) + mdelay(ms); + else + msleep(ms); +} + +/* + * Read a word from phyxcer + */ +static int +dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) +{ + board_info_t *db = netdev_priv(dev); + unsigned long flags; + unsigned int reg_save; + int ret; + + mutex_lock(&db->addr_lock); + + spin_lock_irqsave(&db->lock,flags); + + /* Save previous register address */ + reg_save = readb(db->io_addr); + + /* Fill the phyxcer register into REG_0C */ + iow(db, DM9000_EPAR, DM9000_PHY | reg); + + iow(db, DM9000_EPCR, EPCR_ERPRR | EPCR_EPOS); /* Issue phyxcer read command */ + + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock,flags); + + dm9000_msleep(db, 1); /* Wait read complete */ + + spin_lock_irqsave(&db->lock,flags); + reg_save = readb(db->io_addr); + + iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer read command */ + + /* The read data keeps on REG_0D & REG_0E */ + ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL); + + /* restore the previous address */ + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock,flags); + + mutex_unlock(&db->addr_lock); + + dm9000_dbg(db, 5, "phy_read[%02x] -> %04x\n", reg, ret); + return ret; +} + +/* + * Write a word to phyxcer + */ +static void +dm9000_phy_write(struct net_device *dev, + int phyaddr_unused, int reg, int value) +{ + board_info_t *db = netdev_priv(dev); + unsigned long flags; + unsigned long reg_save; + + dm9000_dbg(db, 5, "phy_write[%02x] = %04x\n", reg, value); + mutex_lock(&db->addr_lock); + + spin_lock_irqsave(&db->lock,flags); + + /* Save previous register address */ + reg_save = readb(db->io_addr); + + /* Fill the phyxcer register into REG_0C */ + iow(db, DM9000_EPAR, DM9000_PHY | reg); + + /* Fill the written data into REG_0D & REG_0E */ + iow(db, DM9000_EPDRL, value); + iow(db, DM9000_EPDRH, value >> 8); + + iow(db, DM9000_EPCR, EPCR_EPOS | EPCR_ERPRW); /* Issue phyxcer write command */ + + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock, flags); + + dm9000_msleep(db, 1); /* Wait write complete */ + + spin_lock_irqsave(&db->lock,flags); + reg_save = readb(db->io_addr); + + iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */ + + /* restore the previous address */ + writeb(reg_save, db->io_addr); + + spin_unlock_irqrestore(&db->lock, flags); + mutex_unlock(&db->addr_lock); +} + static void dm9000_shutdown(struct net_device *dev) { @@ -1503,12 +1502,7 @@ dm9000_probe(struct platform_device *pdev) db->flags |= DM9000_PLATF_SIMPLE_PHY; #endif - /* Fixing bug on dm9000_probe, takeover dm9000_reset(db), - * Need 'NCR_MAC_LBK' bit to indeed stable our DM9000 fifo - * while probe stage. - */ - - iow(db, DM9000_NCR, NCR_MAC_LBK | NCR_RST); + dm9000_reset(db); /* try multiple times, DM9000 sometimes gets the read wrong */ for (i = 0; i < 8; i++) { diff --git a/trunk/drivers/net/ethernet/davicom/dm9000.h b/trunk/drivers/net/ethernet/davicom/dm9000.h index 9ce058adabab..55688bd1a3ef 100644 --- a/trunk/drivers/net/ethernet/davicom/dm9000.h +++ b/trunk/drivers/net/ethernet/davicom/dm9000.h @@ -69,9 +69,7 @@ #define NCR_WAKEEN (1<<6) #define NCR_FCOL (1<<4) #define NCR_FDX (1<<3) - -#define NCR_RESERVED (3<<1) -#define NCR_MAC_LBK (1<<1) +#define NCR_LBK (3<<1) #define NCR_RST (1<<0) #define NSR_SPEED (1<<7) @@ -169,12 +167,5 @@ #define ISR_LNKCHNG (1<<5) #define ISR_UNDERRUN (1<<4) -/* Davicom MII registers. - */ - -#define MII_DM_DSPCR 0x1b /* DSP Control Register */ - -#define DSPCR_INIT_PARAM 0xE100 /* DSP init parameter */ - #endif /* _DM9000X_H_ */ diff --git a/trunk/drivers/net/ethernet/dec/tulip/Kconfig b/trunk/drivers/net/ethernet/dec/tulip/Kconfig index 1df33c799c00..0c37fb2cc867 100644 --- a/trunk/drivers/net/ethernet/dec/tulip/Kconfig +++ b/trunk/drivers/net/ethernet/dec/tulip/Kconfig @@ -108,7 +108,6 @@ config TULIP_DM910X config DE4X5 tristate "Generic DECchip & DIGITAL EtherWORKS PCI/EISA" depends on (PCI || EISA) - depends on VIRT_TO_BUS || ALPHA || PPC || SPARC select CRC32 ---help--- This is support for the DIGITAL series of PCI/EISA Ethernet cards. diff --git a/trunk/drivers/net/ethernet/emulex/benet/be.h b/trunk/drivers/net/ethernet/emulex/benet/be.h index 29aff55f2eea..28ceb8414185 100644 --- a/trunk/drivers/net/ethernet/emulex/benet/be.h +++ b/trunk/drivers/net/ethernet/emulex/benet/be.h @@ -349,7 +349,6 @@ struct be_adapter { struct pci_dev *pdev; struct net_device *netdev; - u8 __iomem *csr; /* CSR BAR used only for BE2/3 */ u8 __iomem *db; /* Door Bell */ struct mutex mbox_lock; /* For serializing mbox cmds to BE card */ diff --git a/trunk/drivers/net/ethernet/emulex/benet/be_cmds.c b/trunk/drivers/net/ethernet/emulex/benet/be_cmds.c index 3c9b4f12e3e5..071aea79d218 100644 --- a/trunk/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/trunk/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -473,17 +473,19 @@ static int be_mbox_notify_wait(struct be_adapter *adapter) return 0; } -static u16 be_POST_stage_get(struct be_adapter *adapter) +static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage) { u32 sem; + u32 reg = skyhawk_chip(adapter) ? SLIPORT_SEMAPHORE_OFFSET_SH : + SLIPORT_SEMAPHORE_OFFSET_BE; - if (BEx_chip(adapter)) - sem = ioread32(adapter->csr + SLIPORT_SEMAPHORE_OFFSET_BEx); - else - pci_read_config_dword(adapter->pdev, - SLIPORT_SEMAPHORE_OFFSET_SH, &sem); + pci_read_config_dword(adapter->pdev, reg, &sem); + *stage = sem & POST_STAGE_MASK; - return sem & POST_STAGE_MASK; + if ((sem >> POST_ERR_SHIFT) & POST_ERR_MASK) + return -1; + else + return 0; } int lancer_wait_ready(struct be_adapter *adapter) @@ -577,17 +579,19 @@ int be_fw_wait_ready(struct be_adapter *adapter) } do { - stage = be_POST_stage_get(adapter); - if (stage == POST_STAGE_ARMFW_RDY) + status = be_POST_stage_get(adapter, &stage); + if (status) { + dev_err(dev, "POST error; stage=0x%x\n", stage); + return -1; + } else if (stage != POST_STAGE_ARMFW_RDY) { + if (msleep_interruptible(2000)) { + dev_err(dev, "Waiting for POST aborted\n"); + return -EINTR; + } + timeout += 2; + } else { return 0; - - dev_info(dev, "Waiting for POST, %ds elapsed\n", - timeout); - if (msleep_interruptible(2000)) { - dev_err(dev, "Waiting for POST aborted\n"); - return -EINTR; } - timeout += 2; } while (timeout < 60); dev_err(dev, "POST timeout; stage=0x%x\n", stage); diff --git a/trunk/drivers/net/ethernet/emulex/benet/be_hw.h b/trunk/drivers/net/ethernet/emulex/benet/be_hw.h index 62dc220695f7..541d4530d5bf 100644 --- a/trunk/drivers/net/ethernet/emulex/benet/be_hw.h +++ b/trunk/drivers/net/ethernet/emulex/benet/be_hw.h @@ -32,8 +32,8 @@ #define MPU_EP_CONTROL 0 /********** MPU semphore: used for SH & BE *************/ -#define SLIPORT_SEMAPHORE_OFFSET_BEx 0xac /* CSR BAR offset */ -#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 /* PCI-CFG offset */ +#define SLIPORT_SEMAPHORE_OFFSET_BE 0x7c +#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 #define POST_STAGE_MASK 0x0000FFFF #define POST_ERR_MASK 0x1 #define POST_ERR_SHIFT 31 diff --git a/trunk/drivers/net/ethernet/emulex/benet/be_main.c b/trunk/drivers/net/ethernet/emulex/benet/be_main.c index 08e54f3d288b..3860888ac711 100644 --- a/trunk/drivers/net/ethernet/emulex/benet/be_main.c +++ b/trunk/drivers/net/ethernet/emulex/benet/be_main.c @@ -3688,8 +3688,6 @@ static void be_netdev_init(struct net_device *netdev) static void be_unmap_pci_bars(struct be_adapter *adapter) { - if (adapter->csr) - pci_iounmap(adapter->pdev, adapter->csr); if (adapter->db) pci_iounmap(adapter->pdev, adapter->db); } @@ -3723,12 +3721,6 @@ static int be_map_pci_bars(struct be_adapter *adapter) adapter->if_type = (sli_intf & SLI_INTF_IF_TYPE_MASK) >> SLI_INTF_IF_TYPE_SHIFT; - if (BEx_chip(adapter) && be_physfn(adapter)) { - adapter->csr = pci_iomap(adapter->pdev, 2, 0); - if (adapter->csr == NULL) - return -ENOMEM; - } - addr = pci_iomap(adapter->pdev, db_bar(adapter), 0); if (addr == NULL) goto pci_map_err; @@ -4337,8 +4329,6 @@ static pci_ers_result_t be_eeh_reset(struct pci_dev *pdev) pci_restore_state(pdev); /* Check if card is ok and fw is ready */ - dev_info(&adapter->pdev->dev, - "Waiting for FW to be ready after EEH reset\n"); status = be_fw_wait_ready(adapter); if (status) return PCI_ERS_RESULT_DISCONNECT; diff --git a/trunk/drivers/net/ethernet/freescale/fec.c b/trunk/drivers/net/ethernet/freescale/fec.c index f292c3aa423f..fccc3bf2141d 100644 --- a/trunk/drivers/net/ethernet/freescale/fec.c +++ b/trunk/drivers/net/ethernet/freescale/fec.c @@ -246,13 +246,14 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) struct bufdesc *bdp; void *bufaddr; unsigned short status; - unsigned int index; + unsigned long flags; if (!fep->link) { /* Link is down or autonegotiation is in progress. */ return NETDEV_TX_BUSY; } + spin_lock_irqsave(&fep->hw_lock, flags); /* Fill in a Tx ring entry */ bdp = fep->cur_tx; @@ -263,6 +264,7 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) * This should not happen, since ndev->tbusy should be set. */ printk("%s: tx queue full!.\n", ndev->name); + spin_unlock_irqrestore(&fep->hw_lock, flags); return NETDEV_TX_BUSY; } @@ -278,13 +280,13 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) * 4-byte boundaries. Use bounce buffers to copy data * and get it aligned. Ugh. */ - if (fep->bufdesc_ex) - index = (struct bufdesc_ex *)bdp - - (struct bufdesc_ex *)fep->tx_bd_base; - else - index = bdp - fep->tx_bd_base; - if (((unsigned long) bufaddr) & FEC_ALIGNMENT) { + unsigned int index; + if (fep->bufdesc_ex) + index = (struct bufdesc_ex *)bdp - + (struct bufdesc_ex *)fep->tx_bd_base; + else + index = bdp - fep->tx_bd_base; memcpy(fep->tx_bounce[index], skb->data, skb->len); bufaddr = fep->tx_bounce[index]; } @@ -298,7 +300,10 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) swap_buffer(bufaddr, skb->len); /* Save skb pointer */ - fep->tx_skbuff[index] = skb; + fep->tx_skbuff[fep->skb_cur] = skb; + + ndev->stats.tx_bytes += skb->len; + fep->skb_cur = (fep->skb_cur+1) & TX_RING_MOD_MASK; /* Push the data cache so the CPM does not get stale memory * data. @@ -326,70 +331,27 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) ebdp->cbd_esc = BD_ENET_TX_INT; } } + /* Trigger transmission start */ + writel(0, fep->hwp + FEC_X_DES_ACTIVE); + /* If this was the last BD in the ring, start at the beginning again. */ if (status & BD_ENET_TX_WRAP) bdp = fep->tx_bd_base; else bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); - fep->cur_tx = bdp; - - if (fep->cur_tx == fep->dirty_tx) + if (bdp == fep->dirty_tx) { + fep->tx_full = 1; netif_stop_queue(ndev); - - /* Trigger transmission start */ - writel(0, fep->hwp + FEC_X_DES_ACTIVE); - - skb_tx_timestamp(skb); - - return NETDEV_TX_OK; -} - -/* Init RX & TX buffer descriptors - */ -static void fec_enet_bd_init(struct net_device *dev) -{ - struct fec_enet_private *fep = netdev_priv(dev); - struct bufdesc *bdp; - unsigned int i; - - /* Initialize the receive buffer descriptors. */ - bdp = fep->rx_bd_base; - for (i = 0; i < RX_RING_SIZE; i++) { - - /* Initialize the BD for every fragment in the page. */ - if (bdp->cbd_bufaddr) - bdp->cbd_sc = BD_ENET_RX_EMPTY; - else - bdp->cbd_sc = 0; - bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); } - /* Set the last buffer to wrap */ - bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); - bdp->cbd_sc |= BD_SC_WRAP; - - fep->cur_rx = fep->rx_bd_base; - - /* ...and the same for transmit */ - bdp = fep->tx_bd_base; fep->cur_tx = bdp; - for (i = 0; i < TX_RING_SIZE; i++) { - /* Initialize the BD for every fragment in the page. */ - bdp->cbd_sc = 0; - if (bdp->cbd_bufaddr && fep->tx_skbuff[i]) { - dev_kfree_skb_any(fep->tx_skbuff[i]); - fep->tx_skbuff[i] = NULL; - } - bdp->cbd_bufaddr = 0; - bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); - } + skb_tx_timestamp(skb); - /* Set the last buffer to wrap */ - bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); - bdp->cbd_sc |= BD_SC_WRAP; - fep->dirty_tx = bdp; + spin_unlock_irqrestore(&fep->hw_lock, flags); + + return NETDEV_TX_OK; } /* This function is called to start or restart the FEC during a link @@ -435,8 +397,6 @@ fec_restart(struct net_device *ndev, int duplex) /* Set maximum receive buffer size. */ writel(PKT_MAXBLR_SIZE, fep->hwp + FEC_R_BUFF_SIZE); - fec_enet_bd_init(ndev); - /* Set receive and transmit descriptor base. */ writel(fep->bd_dma, fep->hwp + FEC_R_DES_START); if (fep->bufdesc_ex) @@ -446,7 +406,11 @@ fec_restart(struct net_device *ndev, int duplex) writel((unsigned long)fep->bd_dma + sizeof(struct bufdesc) * RX_RING_SIZE, fep->hwp + FEC_X_DES_START); + fep->dirty_tx = fep->cur_tx = fep->tx_bd_base; + fep->cur_rx = fep->rx_bd_base; + /* Reset SKB transmit buffers. */ + fep->skb_cur = fep->skb_dirty = 0; for (i = 0; i <= TX_RING_MOD_MASK; i++) { if (fep->tx_skbuff[i]) { dev_kfree_skb_any(fep->tx_skbuff[i]); @@ -609,35 +573,20 @@ fec_enet_tx(struct net_device *ndev) struct bufdesc *bdp; unsigned short status; struct sk_buff *skb; - int index = 0; fep = netdev_priv(ndev); + spin_lock(&fep->hw_lock); bdp = fep->dirty_tx; - /* get next bdp of dirty_tx */ - if (bdp->cbd_sc & BD_ENET_TX_WRAP) - bdp = fep->tx_bd_base; - else - bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); - while (((status = bdp->cbd_sc) & BD_ENET_TX_READY) == 0) { - - /* current queue is empty */ - if (bdp == fep->cur_tx) + if (bdp == fep->cur_tx && fep->tx_full == 0) break; - if (fep->bufdesc_ex) - index = (struct bufdesc_ex *)bdp - - (struct bufdesc_ex *)fep->tx_bd_base; - else - index = bdp - fep->tx_bd_base; - dma_unmap_single(&fep->pdev->dev, bdp->cbd_bufaddr, FEC_ENET_TX_FRSIZE, DMA_TO_DEVICE); bdp->cbd_bufaddr = 0; - skb = fep->tx_skbuff[index]; - + skb = fep->tx_skbuff[fep->skb_dirty]; /* Check for errors. */ if (status & (BD_ENET_TX_HB | BD_ENET_TX_LC | BD_ENET_TX_RL | BD_ENET_TX_UN | @@ -682,9 +631,8 @@ fec_enet_tx(struct net_device *ndev) /* Free the sk buffer associated with this last transmit */ dev_kfree_skb_any(skb); - fep->tx_skbuff[index] = NULL; - - fep->dirty_tx = bdp; + fep->tx_skbuff[fep->skb_dirty] = NULL; + fep->skb_dirty = (fep->skb_dirty + 1) & TX_RING_MOD_MASK; /* Update pointer to next buffer descriptor to be transmitted */ if (status & BD_ENET_TX_WRAP) @@ -694,12 +642,14 @@ fec_enet_tx(struct net_device *ndev) /* Since we have freed up a buffer, the ring is no longer full */ - if (fep->dirty_tx != fep->cur_tx) { + if (fep->tx_full) { + fep->tx_full = 0; if (netif_queue_stopped(ndev)) netif_wake_queue(ndev); } } - return; + fep->dirty_tx = bdp; + spin_unlock(&fep->hw_lock); } @@ -866,7 +816,7 @@ fec_enet_interrupt(int irq, void *dev_id) int_events = readl(fep->hwp + FEC_IEVENT); writel(int_events, fep->hwp + FEC_IEVENT); - if (int_events & (FEC_ENET_RXF | FEC_ENET_TXF)) { + if (int_events & FEC_ENET_RXF) { ret = IRQ_HANDLED; /* Disable the RX interrupt */ @@ -877,6 +827,15 @@ fec_enet_interrupt(int irq, void *dev_id) } } + /* Transmit OK, or non-fatal error. Update the buffer + * descriptors. FEC handles all errors, we just discover + * them as part of the transmit process. + */ + if (int_events & FEC_ENET_TXF) { + ret = IRQ_HANDLED; + fec_enet_tx(ndev); + } + if (int_events & FEC_ENET_MII) { ret = IRQ_HANDLED; complete(&fep->mdio_done); @@ -892,8 +851,6 @@ static int fec_enet_rx_napi(struct napi_struct *napi, int budget) int pkts = fec_enet_rx(ndev, budget); struct fec_enet_private *fep = netdev_priv(ndev); - fec_enet_tx(ndev); - if (pkts < budget) { napi_complete(napi); writel(FEC_DEFAULT_IMASK, fep->hwp + FEC_IMASK); @@ -982,28 +939,24 @@ static void fec_enet_adjust_link(struct net_device *ndev) goto spin_unlock; } + /* Duplex link change */ if (phy_dev->link) { - if (!fep->link) { + if (fep->full_duplex != phy_dev->duplex) { + fec_restart(ndev, phy_dev->duplex); + /* prevent unnecessary second fec_restart() below */ fep->link = phy_dev->link; status_change = 1; } + } - if (fep->full_duplex != phy_dev->duplex) - status_change = 1; - - if (phy_dev->speed != fep->speed) { - fep->speed = phy_dev->speed; - status_change = 1; - } - - /* if any of the above changed restart the FEC */ - if (status_change) + /* Link on or off change */ + if (phy_dev->link != fep->link) { + fep->link = phy_dev->link; + if (phy_dev->link) fec_restart(ndev, phy_dev->duplex); - } else { - if (fep->link) { + else fec_stop(ndev); - status_change = 1; - } + status_change = 1; } spin_unlock: @@ -1380,7 +1333,7 @@ static int fec_enet_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd) static void fec_enet_free_buffers(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); - unsigned int i; + int i; struct sk_buff *skb; struct bufdesc *bdp; @@ -1404,7 +1357,7 @@ static void fec_enet_free_buffers(struct net_device *ndev) static int fec_enet_alloc_buffers(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); - unsigned int i; + int i; struct sk_buff *skb; struct bufdesc *bdp; @@ -1489,7 +1442,6 @@ fec_enet_close(struct net_device *ndev) struct fec_enet_private *fep = netdev_priv(ndev); /* Don't know what to do yet. */ - napi_disable(&fep->napi); fep->opened = 0; netif_stop_queue(ndev); fec_stop(ndev); @@ -1645,6 +1597,8 @@ static int fec_enet_init(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); struct bufdesc *cbd_base; + struct bufdesc *bdp; + int i; /* Allocate memory for buffer descriptors. */ cbd_base = dma_alloc_coherent(NULL, PAGE_SIZE, &fep->bd_dma, @@ -1654,7 +1608,6 @@ static int fec_enet_init(struct net_device *ndev) return -ENOMEM; } - memset(cbd_base, 0, PAGE_SIZE); spin_lock_init(&fep->hw_lock); fep->netdev = ndev; @@ -1678,6 +1631,33 @@ static int fec_enet_init(struct net_device *ndev) writel(FEC_RX_DISABLED_IMASK, fep->hwp + FEC_IMASK); netif_napi_add(ndev, &fep->napi, fec_enet_rx_napi, FEC_NAPI_WEIGHT); + /* Initialize the receive buffer descriptors. */ + bdp = fep->rx_bd_base; + for (i = 0; i < RX_RING_SIZE; i++) { + + /* Initialize the BD for every fragment in the page. */ + bdp->cbd_sc = 0; + bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); + } + + /* Set the last buffer to wrap */ + bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); + bdp->cbd_sc |= BD_SC_WRAP; + + /* ...and the same for transmit */ + bdp = fep->tx_bd_base; + for (i = 0; i < TX_RING_SIZE; i++) { + + /* Initialize the BD for every fragment in the page. */ + bdp->cbd_sc = 0; + bdp->cbd_bufaddr = 0; + bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); + } + + /* Set the last buffer to wrap */ + bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); + bdp->cbd_sc |= BD_SC_WRAP; + fec_restart(ndev, 0); return 0; diff --git a/trunk/drivers/net/ethernet/freescale/fec.h b/trunk/drivers/net/ethernet/freescale/fec.h index eb4372962839..01579b8e37c4 100644 --- a/trunk/drivers/net/ethernet/freescale/fec.h +++ b/trunk/drivers/net/ethernet/freescale/fec.h @@ -97,13 +97,6 @@ struct bufdesc { unsigned short cbd_sc; /* Control and status info */ unsigned long cbd_bufaddr; /* Buffer address */ }; -#else -struct bufdesc { - unsigned short cbd_sc; /* Control and status info */ - unsigned short cbd_datlen; /* Data length */ - unsigned long cbd_bufaddr; /* Buffer address */ -}; -#endif struct bufdesc_ex { struct bufdesc desc; @@ -114,6 +107,14 @@ struct bufdesc_ex { unsigned short res0[4]; }; +#else +struct bufdesc { + unsigned short cbd_sc; /* Control and status info */ + unsigned short cbd_datlen; /* Data length */ + unsigned long cbd_bufaddr; /* Buffer address */ +}; +#endif + /* * The following definitions courtesy of commproc.h, which where * Copyright (c) 1997 Dan Malek (dmalek@jlc.net). @@ -213,6 +214,8 @@ struct fec_enet_private { unsigned char *tx_bounce[TX_RING_SIZE]; struct sk_buff *tx_skbuff[TX_RING_SIZE]; struct sk_buff *rx_skbuff[RX_RING_SIZE]; + ushort skb_cur; + ushort skb_dirty; /* CPM dual port RAM relative addresses */ dma_addr_t bd_dma; @@ -224,6 +227,7 @@ struct fec_enet_private { /* The ring entries to be free()ed */ struct bufdesc *dirty_tx; + uint tx_full; /* hold while accessing the HW like ringbuffer for tx/rx but not MAC */ spinlock_t hw_lock; @@ -240,7 +244,6 @@ struct fec_enet_private { phy_interface_t phy_interface; int link; int full_duplex; - int speed; struct completion mdio_done; int irq[FEC_IRQ_NUM]; int bufdesc_ex; diff --git a/trunk/drivers/net/ethernet/freescale/fec_ptp.c b/trunk/drivers/net/ethernet/freescale/fec_ptp.c index 0d8df400a479..1f17ca0f2201 100644 --- a/trunk/drivers/net/ethernet/freescale/fec_ptp.c +++ b/trunk/drivers/net/ethernet/freescale/fec_ptp.c @@ -128,7 +128,6 @@ void fec_ptp_start_cyclecounter(struct net_device *ndev) spin_unlock_irqrestore(&fep->tmreg_lock, flags); } -EXPORT_SYMBOL(fec_ptp_start_cyclecounter); /** * fec_ptp_adjfreq - adjust ptp cycle frequency @@ -319,7 +318,6 @@ int fec_ptp_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd) return copy_to_user(ifr->ifr_data, &config, sizeof(config)) ? -EFAULT : 0; } -EXPORT_SYMBOL(fec_ptp_ioctl); /** * fec_time_keep - call timecounter_read every second to avoid timer overrun @@ -385,4 +383,3 @@ void fec_ptp_init(struct net_device *ndev, struct platform_device *pdev) pr_info("registered PHC device on %s\n", ndev->name); } } -EXPORT_SYMBOL(fec_ptp_init); diff --git a/trunk/drivers/net/ethernet/intel/e100.c b/trunk/drivers/net/ethernet/intel/e100.c index d2bea3f07c73..ec800b093e7e 100644 --- a/trunk/drivers/net/ethernet/intel/e100.c +++ b/trunk/drivers/net/ethernet/intel/e100.c @@ -870,7 +870,7 @@ static int e100_exec_cmd(struct nic *nic, u8 cmd, dma_addr_t dma_addr) } static int e100_exec_cb(struct nic *nic, struct sk_buff *skb, - int (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *)) + void (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *)) { struct cb *cb; unsigned long flags; @@ -888,13 +888,10 @@ static int e100_exec_cb(struct nic *nic, struct sk_buff *skb, nic->cbs_avail--; cb->skb = skb; - err = cb_prepare(nic, cb, skb); - if (err) - goto err_unlock; - if (unlikely(!nic->cbs_avail)) err = -ENOSPC; + cb_prepare(nic, cb, skb); /* Order is important otherwise we'll be in a race with h/w: * set S-bit in current first, then clear S-bit in previous. */ @@ -1094,7 +1091,7 @@ static void e100_get_defaults(struct nic *nic) nic->mii.mdio_write = mdio_write; } -static int e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb) +static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb) { struct config *config = &cb->u.config; u8 *c = (u8 *)config; @@ -1184,7 +1181,6 @@ static int e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb) netif_printk(nic, hw, KERN_DEBUG, nic->netdev, "[16-23]=%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n", c[16], c[17], c[18], c[19], c[20], c[21], c[22], c[23]); - return 0; } /************************************************************************* @@ -1335,7 +1331,7 @@ static const struct firmware *e100_request_firmware(struct nic *nic) return fw; } -static int e100_setup_ucode(struct nic *nic, struct cb *cb, +static void e100_setup_ucode(struct nic *nic, struct cb *cb, struct sk_buff *skb) { const struct firmware *fw = (void *)skb; @@ -1362,7 +1358,6 @@ static int e100_setup_ucode(struct nic *nic, struct cb *cb, cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80); cb->command = cpu_to_le16(cb_ucode | cb_el); - return 0; } static inline int e100_load_ucode_wait(struct nic *nic) @@ -1405,20 +1400,18 @@ static inline int e100_load_ucode_wait(struct nic *nic) return err; } -static int e100_setup_iaaddr(struct nic *nic, struct cb *cb, +static void e100_setup_iaaddr(struct nic *nic, struct cb *cb, struct sk_buff *skb) { cb->command = cpu_to_le16(cb_iaaddr); memcpy(cb->u.iaaddr, nic->netdev->dev_addr, ETH_ALEN); - return 0; } -static int e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb) +static void e100_dump(struct nic *nic, struct cb *cb, struct sk_buff *skb) { cb->command = cpu_to_le16(cb_dump); cb->u.dump_buffer_addr = cpu_to_le32(nic->dma_addr + offsetof(struct mem, dump_buf)); - return 0; } static int e100_phy_check_without_mii(struct nic *nic) @@ -1588,7 +1581,7 @@ static int e100_hw_init(struct nic *nic) return 0; } -static int e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb) +static void e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb) { struct net_device *netdev = nic->netdev; struct netdev_hw_addr *ha; @@ -1603,7 +1596,6 @@ static int e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb) memcpy(&cb->u.multi.addr[i++ * ETH_ALEN], &ha->addr, ETH_ALEN); } - return 0; } static void e100_set_multicast_list(struct net_device *netdev) @@ -1764,18 +1756,11 @@ static void e100_watchdog(unsigned long data) round_jiffies(jiffies + E100_WATCHDOG_PERIOD)); } -static int e100_xmit_prepare(struct nic *nic, struct cb *cb, +static void e100_xmit_prepare(struct nic *nic, struct cb *cb, struct sk_buff *skb) { - dma_addr_t dma_addr; cb->command = nic->tx_command; - dma_addr = pci_map_single(nic->pdev, - skb->data, skb->len, PCI_DMA_TODEVICE); - /* If we can't map the skb, have the upper layer try later */ - if (pci_dma_mapping_error(nic->pdev, dma_addr)) - return -ENOMEM; - /* * Use the last 4 bytes of the SKB payload packet as the CRC, used for * testing, ie sending frames with bad CRC. @@ -1792,10 +1777,11 @@ static int e100_xmit_prepare(struct nic *nic, struct cb *cb, cb->u.tcb.tcb_byte_count = 0; cb->u.tcb.threshold = nic->tx_threshold; cb->u.tcb.tbd_count = 1; - cb->u.tcb.tbd.buf_addr = cpu_to_le32(dma_addr); + cb->u.tcb.tbd.buf_addr = cpu_to_le32(pci_map_single(nic->pdev, + skb->data, skb->len, PCI_DMA_TODEVICE)); + /* check for mapping failure? */ cb->u.tcb.tbd.size = cpu_to_le16(skb->len); skb_tx_timestamp(skb); - return 0; } static netdev_tx_t e100_xmit_frame(struct sk_buff *skb, diff --git a/trunk/drivers/net/ethernet/intel/e1000/e1000_ethtool.c b/trunk/drivers/net/ethernet/intel/e1000/e1000_ethtool.c index ffd287196bf8..43462d596a4e 100644 --- a/trunk/drivers/net/ethernet/intel/e1000/e1000_ethtool.c +++ b/trunk/drivers/net/ethernet/intel/e1000/e1000_ethtool.c @@ -1053,10 +1053,6 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) txdr->buffer_info[i].dma = dma_map_single(&pdev->dev, skb->data, skb->len, DMA_TO_DEVICE); - if (dma_mapping_error(&pdev->dev, txdr->buffer_info[i].dma)) { - ret_val = 4; - goto err_nomem; - } tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma); tx_desc->lower.data = cpu_to_le32(skb->len); tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | @@ -1073,7 +1069,7 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_buffer), GFP_KERNEL); if (!rxdr->buffer_info) { - ret_val = 5; + ret_val = 4; goto err_nomem; } @@ -1081,7 +1077,7 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) rxdr->desc = dma_alloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma, GFP_KERNEL); if (!rxdr->desc) { - ret_val = 6; + ret_val = 5; goto err_nomem; } memset(rxdr->desc, 0, rxdr->size); @@ -1105,7 +1101,7 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN, GFP_KERNEL); if (!skb) { - ret_val = 7; + ret_val = 6; goto err_nomem; } skb_reserve(skb, NET_IP_ALIGN); @@ -1114,10 +1110,6 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter) rxdr->buffer_info[i].dma = dma_map_single(&pdev->dev, skb->data, E1000_RXBUFFER_2048, DMA_FROM_DEVICE); - if (dma_mapping_error(&pdev->dev, rxdr->buffer_info[i].dma)) { - ret_val = 8; - goto err_nomem; - } rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma); memset(skb->data, 0x00, skb->len); } diff --git a/trunk/drivers/net/ethernet/intel/e1000e/ethtool.c b/trunk/drivers/net/ethernet/intel/e1000e/ethtool.c index f91a8f3f9d48..2c1813737f6d 100644 --- a/trunk/drivers/net/ethernet/intel/e1000e/ethtool.c +++ b/trunk/drivers/net/ethernet/intel/e1000e/ethtool.c @@ -36,7 +36,6 @@ #include #include #include -#include #include "e1000.h" @@ -2230,19 +2229,7 @@ static int e1000e_get_ts_info(struct net_device *netdev, return 0; } -static int e1000e_ethtool_begin(struct net_device *netdev) -{ - return pm_runtime_get_sync(netdev->dev.parent); -} - -static void e1000e_ethtool_complete(struct net_device *netdev) -{ - pm_runtime_put_sync(netdev->dev.parent); -} - static const struct ethtool_ops e1000_ethtool_ops = { - .begin = e1000e_ethtool_begin, - .complete = e1000e_ethtool_complete, .get_settings = e1000_get_settings, .set_settings = e1000_set_settings, .get_drvinfo = e1000_get_drvinfo, diff --git a/trunk/drivers/net/ethernet/intel/e1000e/ich8lan.c b/trunk/drivers/net/ethernet/intel/e1000e/ich8lan.c index 121a865c7fbd..dff7bff8b8e0 100644 --- a/trunk/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/trunk/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -781,59 +781,6 @@ static s32 e1000_set_eee_pchlan(struct e1000_hw *hw) return ret_val; } -/** - * e1000_k1_workaround_lpt_lp - K1 workaround on Lynxpoint-LP - * @hw: pointer to the HW structure - * @link: link up bool flag - * - * When K1 is enabled for 1Gbps, the MAC can miss 2 DMA completion indications - * preventing further DMA write requests. Workaround the issue by disabling - * the de-assertion of the clock request when in 1Gpbs mode. - **/ -static s32 e1000_k1_workaround_lpt_lp(struct e1000_hw *hw, bool link) -{ - u32 fextnvm6 = er32(FEXTNVM6); - s32 ret_val = 0; - - if (link && (er32(STATUS) & E1000_STATUS_SPEED_1000)) { - u16 kmrn_reg; - - ret_val = hw->phy.ops.acquire(hw); - if (ret_val) - return ret_val; - - ret_val = - e1000e_read_kmrn_reg_locked(hw, E1000_KMRNCTRLSTA_K1_CONFIG, - &kmrn_reg); - if (ret_val) - goto release; - - ret_val = - e1000e_write_kmrn_reg_locked(hw, - E1000_KMRNCTRLSTA_K1_CONFIG, - kmrn_reg & - ~E1000_KMRNCTRLSTA_K1_ENABLE); - if (ret_val) - goto release; - - usleep_range(10, 20); - - ew32(FEXTNVM6, fextnvm6 | E1000_FEXTNVM6_REQ_PLL_CLK); - - ret_val = - e1000e_write_kmrn_reg_locked(hw, - E1000_KMRNCTRLSTA_K1_CONFIG, - kmrn_reg); -release: - hw->phy.ops.release(hw); - } else { - /* clear FEXTNVM6 bit 8 on link down or 10/100 */ - ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK); - } - - return ret_val; -} - /** * e1000_check_for_copper_link_ich8lan - Check for link (Copper) * @hw: pointer to the HW structure @@ -871,14 +818,6 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) return ret_val; } - /* Work-around I218 hang issue */ - if ((hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_LM) || - (hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_V)) { - ret_val = e1000_k1_workaround_lpt_lp(hw, link); - if (ret_val) - return ret_val; - } - /* Clear link partner's EEE ability */ hw->dev_spec.ich8lan.eee_lp_ability = 0; @@ -4015,16 +3954,8 @@ void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw) phy_ctrl = er32(PHY_CTRL); phy_ctrl |= E1000_PHY_CTRL_GBE_DISABLE; - if (hw->phy.type == e1000_phy_i217) { - u16 phy_reg, device_id = hw->adapter->pdev->device; - - if ((device_id == E1000_DEV_ID_PCH_LPTLP_I218_LM) || - (device_id == E1000_DEV_ID_PCH_LPTLP_I218_V)) { - u32 fextnvm6 = er32(FEXTNVM6); - - ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK); - } + u16 phy_reg; ret_val = hw->phy.ops.acquire(hw); if (ret_val) diff --git a/trunk/drivers/net/ethernet/intel/e1000e/ich8lan.h b/trunk/drivers/net/ethernet/intel/e1000e/ich8lan.h index 8bf4655c2e17..b6d3174d7d2d 100644 --- a/trunk/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/trunk/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -92,8 +92,6 @@ #define E1000_FEXTNVM4_BEACON_DURATION_8USEC 0x7 #define E1000_FEXTNVM4_BEACON_DURATION_16USEC 0x3 -#define E1000_FEXTNVM6_REQ_PLL_CLK 0x00000100 - #define PCIE_ICH8_SNOOP_ALL PCIE_NO_SNOOP_ALL #define E1000_ICH_RAR_ENTRIES 7 diff --git a/trunk/drivers/net/ethernet/intel/e1000e/netdev.c b/trunk/drivers/net/ethernet/intel/e1000e/netdev.c index 7e615e2bf7e6..a177b8b65c44 100644 --- a/trunk/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/trunk/drivers/net/ethernet/intel/e1000e/netdev.c @@ -848,16 +848,11 @@ static void e1000_alloc_jumbo_rx_buffers(struct e1000_ring *rx_ring, } } - if (!buffer_info->dma) { + if (!buffer_info->dma) buffer_info->dma = dma_map_page(&pdev->dev, buffer_info->page, 0, PAGE_SIZE, DMA_FROM_DEVICE); - if (dma_mapping_error(&pdev->dev, buffer_info->dma)) { - adapter->alloc_rx_buff_failed++; - break; - } - } rx_desc = E1000_RX_DESC_EXT(*rx_ring, i); rx_desc->read.buffer_addr = cpu_to_le64(buffer_info->dma); @@ -4308,7 +4303,6 @@ static int e1000_open(struct net_device *netdev) netif_start_queue(netdev); adapter->idle_check = true; - hw->mac.get_link_status = true; pm_runtime_put(&pdev->dev); /* fire a link status change interrupt to start the watchdog */ @@ -4668,7 +4662,6 @@ static void e1000_phy_read_status(struct e1000_adapter *adapter) (adapter->hw.phy.media_type == e1000_media_type_copper)) { int ret_val; - pm_runtime_get_sync(&adapter->pdev->dev); ret_val = e1e_rphy(hw, MII_BMCR, &phy->bmcr); ret_val |= e1e_rphy(hw, MII_BMSR, &phy->bmsr); ret_val |= e1e_rphy(hw, MII_ADVERTISE, &phy->advertise); @@ -4679,7 +4672,6 @@ static void e1000_phy_read_status(struct e1000_adapter *adapter) ret_val |= e1e_rphy(hw, MII_ESTATUS, &phy->estatus); if (ret_val) e_warn("Error reading PHY register\n"); - pm_runtime_put_sync(&adapter->pdev->dev); } else { /* Do not read PHY registers if link is not up * Set values to typical power-on defaults @@ -5895,7 +5887,8 @@ static int e1000_init_phy_wakeup(struct e1000_adapter *adapter, u32 wufc) return retval; } -static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) +static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake, + bool runtime) { struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); @@ -5919,6 +5912,10 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) } e1000e_reset_interrupt_capability(adapter); + retval = pci_save_state(pdev); + if (retval) + return retval; + status = er32(STATUS); if (status & E1000_STATUS_LU) wufc &= ~E1000_WUFC_LNKC; @@ -5974,6 +5971,13 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) ew32(WUFC, 0); } + *enable_wake = !!wufc; + + /* make sure adapter isn't asleep if manageability is enabled */ + if ((adapter->flags & FLAG_MNG_PT_ENABLED) || + (hw->mac.ops.check_mng_mode(hw))) + *enable_wake = true; + if (adapter->hw.phy.type == e1000_phy_igp_3) e1000e_igp3_phy_powerdown_workaround_ich8lan(&adapter->hw); @@ -5982,7 +5986,27 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) */ e1000e_release_hw_control(adapter); - pci_clear_master(pdev); + pci_disable_device(pdev); + + return 0; +} + +static void e1000_power_off(struct pci_dev *pdev, bool sleep, bool wake) +{ + if (sleep && wake) { + pci_prepare_to_sleep(pdev); + return; + } + + pci_wake_from_d3(pdev, wake); + pci_set_power_state(pdev, PCI_D3hot); +} + +static void e1000_complete_shutdown(struct pci_dev *pdev, bool sleep, + bool wake) +{ + struct net_device *netdev = pci_get_drvdata(pdev); + struct e1000_adapter *adapter = netdev_priv(netdev); /* The pci-e switch on some quad port adapters will report a * correctable error when the MAC transitions from D0 to D3. To @@ -5997,13 +6021,12 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) pcie_capability_write_word(us_dev, PCI_EXP_DEVCTL, (devctl & ~PCI_EXP_DEVCTL_CERE)); - pci_save_state(pdev); - pci_prepare_to_sleep(pdev); + e1000_power_off(pdev, sleep, wake); pcie_capability_write_word(us_dev, PCI_EXP_DEVCTL, devctl); + } else { + e1000_power_off(pdev, sleep, wake); } - - return 0; } #ifdef CONFIG_PCIEASPM @@ -6061,7 +6084,9 @@ static int __e1000_resume(struct pci_dev *pdev) if (aspm_disable_flag) e1000e_disable_aspm(pdev, aspm_disable_flag); - pci_set_master(pdev); + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + pci_save_state(pdev); e1000e_set_interrupt_capability(adapter); if (netif_running(netdev)) { @@ -6127,8 +6152,14 @@ static int __e1000_resume(struct pci_dev *pdev) static int e1000_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); + int retval; + bool wake; - return __e1000_shutdown(pdev, false); + retval = __e1000_shutdown(pdev, &wake, false); + if (!retval) + e1000_complete_shutdown(pdev, true, wake); + + return retval; } static int e1000_resume(struct device *dev) @@ -6151,10 +6182,13 @@ static int e1000_runtime_suspend(struct device *dev) struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); - if (!e1000e_pm_ready(adapter)) - return 0; + if (e1000e_pm_ready(adapter)) { + bool wake; + + __e1000_shutdown(pdev, &wake, true); + } - return __e1000_shutdown(pdev, true); + return 0; } static int e1000_idle(struct device *dev) @@ -6192,7 +6226,12 @@ static int e1000_runtime_resume(struct device *dev) static void e1000_shutdown(struct pci_dev *pdev) { - __e1000_shutdown(pdev, false); + bool wake = false; + + __e1000_shutdown(pdev, &wake, false); + + if (system_state == SYSTEM_POWER_OFF) + e1000_complete_shutdown(pdev, false, wake); } #ifdef CONFIG_NET_POLL_CONTROLLER @@ -6313,9 +6352,9 @@ static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev) "Cannot re-enable PCI device after reset.\n"); result = PCI_ERS_RESULT_DISCONNECT; } else { + pci_set_master(pdev); pdev->state_saved = true; pci_restore_state(pdev); - pci_set_master(pdev); pci_enable_wake(pdev, PCI_D3hot, 0); pci_enable_wake(pdev, PCI_D3cold, 0); @@ -6744,11 +6783,7 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /* initialize the wol settings based on the eeprom settings */ adapter->wol = adapter->eeprom_wol; - - /* make sure adapter isn't asleep if manageability is enabled */ - if (adapter->wol || (adapter->flags & FLAG_MNG_PT_ENABLED) || - (hw->mac.ops.check_mng_mode(hw))) - device_wakeup_enable(&pdev->dev); + device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); /* save off EEPROM version number */ e1000_read_nvm(&adapter->hw, 5, 1, &adapter->eeprom_vers); diff --git a/trunk/drivers/net/ethernet/intel/e1000e/regs.h b/trunk/drivers/net/ethernet/intel/e1000e/regs.h index a7e6a3e37257..794fe1497666 100644 --- a/trunk/drivers/net/ethernet/intel/e1000e/regs.h +++ b/trunk/drivers/net/ethernet/intel/e1000e/regs.h @@ -42,7 +42,6 @@ #define E1000_FEXTNVM 0x00028 /* Future Extended NVM - RW */ #define E1000_FEXTNVM3 0x0003C /* Future Extended NVM 3 - RW */ #define E1000_FEXTNVM4 0x00024 /* Future Extended NVM 4 - RW */ -#define E1000_FEXTNVM6 0x00010 /* Future Extended NVM 6 - RW */ #define E1000_FEXTNVM7 0x000E4 /* Future Extended NVM 7 - RW */ #define E1000_FCT 0x00030 /* Flow Control Type - RW */ #define E1000_VET 0x00038 /* VLAN Ether Type - RW */ diff --git a/trunk/drivers/net/ethernet/intel/igb/e1000_82575.c b/trunk/drivers/net/ethernet/intel/igb/e1000_82575.c index 12b1d8480808..84e7e0909def 100644 --- a/trunk/drivers/net/ethernet/intel/igb/e1000_82575.c +++ b/trunk/drivers/net/ethernet/intel/igb/e1000_82575.c @@ -1361,16 +1361,11 @@ static s32 igb_setup_copper_link_82575(struct e1000_hw *hw) switch (hw->phy.type) { case e1000_phy_i210: case e1000_phy_m88: - switch (hw->phy.id) { - case I347AT4_E_PHY_ID: - case M88E1112_E_PHY_ID: - case I210_I_PHY_ID: + if (hw->phy.id == I347AT4_E_PHY_ID || + hw->phy.id == M88E1112_E_PHY_ID) ret_val = igb_copper_link_setup_m88_gen2(hw); - break; - default: + else ret_val = igb_copper_link_setup_m88(hw); - break; - } break; case e1000_phy_igp_3: ret_val = igb_copper_link_setup_igp(hw); @@ -1818,32 +1813,27 @@ static s32 igb_set_pcie_completion_timeout(struct e1000_hw *hw) **/ void igb_vmdq_set_anti_spoofing_pf(struct e1000_hw *hw, bool enable, int pf) { - u32 reg_val, reg_offset; + u32 dtxswc; switch (hw->mac.type) { case e1000_82576: - reg_offset = E1000_DTXSWC; - break; case e1000_i350: - reg_offset = E1000_TXSWC; + dtxswc = rd32(E1000_DTXSWC); + if (enable) { + dtxswc |= (E1000_DTXSWC_MAC_SPOOF_MASK | + E1000_DTXSWC_VLAN_SPOOF_MASK); + /* The PF can spoof - it has to in order to + * support emulation mode NICs */ + dtxswc ^= (1 << pf | 1 << (pf + MAX_NUM_VFS)); + } else { + dtxswc &= ~(E1000_DTXSWC_MAC_SPOOF_MASK | + E1000_DTXSWC_VLAN_SPOOF_MASK); + } + wr32(E1000_DTXSWC, dtxswc); break; default: - return; - } - - reg_val = rd32(reg_offset); - if (enable) { - reg_val |= (E1000_DTXSWC_MAC_SPOOF_MASK | - E1000_DTXSWC_VLAN_SPOOF_MASK); - /* The PF can spoof - it has to in order to - * support emulation mode NICs - */ - reg_val ^= (1 << pf | 1 << (pf + MAX_NUM_VFS)); - } else { - reg_val &= ~(E1000_DTXSWC_MAC_SPOOF_MASK | - E1000_DTXSWC_VLAN_SPOOF_MASK); + break; } - wr32(reg_offset, reg_val); } /** diff --git a/trunk/drivers/net/ethernet/intel/igb/igb.h b/trunk/drivers/net/ethernet/intel/igb/igb.h index 25151401c2ab..d27edbc63923 100644 --- a/trunk/drivers/net/ethernet/intel/igb/igb.h +++ b/trunk/drivers/net/ethernet/intel/igb/igb.h @@ -447,7 +447,7 @@ struct igb_adapter { #endif struct i2c_algo_bit_data i2c_algo; struct i2c_adapter i2c_adap; - struct i2c_client *i2c_client; + struct igb_i2c_client_list *i2c_clients; }; #define IGB_FLAG_HAS_MSI (1 << 0) diff --git a/trunk/drivers/net/ethernet/intel/igb/igb_hwmon.c b/trunk/drivers/net/ethernet/intel/igb/igb_hwmon.c index 0478a1abe541..0a9b073d0b03 100644 --- a/trunk/drivers/net/ethernet/intel/igb/igb_hwmon.c +++ b/trunk/drivers/net/ethernet/intel/igb/igb_hwmon.c @@ -39,10 +39,6 @@ #include #ifdef CONFIG_IGB_HWMON -static struct i2c_board_info i350_sensor_info = { - I2C_BOARD_INFO("i350bb", (0Xf8 >> 1)), -}; - /* hwmon callback functions */ static ssize_t igb_hwmon_show_location(struct device *dev, struct device_attribute *attr, @@ -192,7 +188,6 @@ int igb_sysfs_init(struct igb_adapter *adapter) unsigned int i; int n_attrs; int rc = 0; - struct i2c_client *client = NULL; /* If this method isn't defined we don't support thermals */ if (adapter->hw.mac.ops.init_thermal_sensor_thresh == NULL) @@ -203,15 +198,6 @@ int igb_sysfs_init(struct igb_adapter *adapter) if (rc) goto exit; - /* init i2c_client */ - client = i2c_new_device(&adapter->i2c_adap, &i350_sensor_info); - if (client == NULL) { - dev_info(&adapter->pdev->dev, - "Failed to create new i2c device..\n"); - goto exit; - } - adapter->i2c_client = client; - /* Allocation space for max attributes * max num sensors * values (loc, temp, max, caution) */ diff --git a/trunk/drivers/net/ethernet/intel/igb/igb_main.c b/trunk/drivers/net/ethernet/intel/igb/igb_main.c index 8496adfc6a68..ed79a1c53b59 100644 --- a/trunk/drivers/net/ethernet/intel/igb/igb_main.c +++ b/trunk/drivers/net/ethernet/intel/igb/igb_main.c @@ -1923,6 +1923,10 @@ void igb_set_fw_version(struct igb_adapter *adapter) return; } +static const struct i2c_board_info i350_sensor_info = { + I2C_BOARD_INFO("i350bb", 0Xf8), +}; + /* igb_init_i2c - Init I2C interface * @adapter: pointer to adapter structure * @@ -2542,8 +2546,8 @@ static void igb_probe_vfs(struct igb_adapter *adapter) if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211)) return; - pci_sriov_set_totalvfs(pdev, 7); igb_enable_sriov(pdev, max_vfs); + pci_sriov_set_totalvfs(pdev, 7); #endif /* CONFIG_PCI_IOV */ } @@ -2652,7 +2656,7 @@ static int igb_sw_init(struct igb_adapter *adapter) if (max_vfs > 7) { dev_warn(&pdev->dev, "Maximum of 7 VFs per PF, using max\n"); - max_vfs = adapter->vfs_allocated_count = 7; + adapter->vfs_allocated_count = 7; } else adapter->vfs_allocated_count = max_vfs; if (adapter->vfs_allocated_count) @@ -6223,6 +6227,13 @@ static struct sk_buff *igb_build_rx_buffer(struct igb_ring *rx_ring, /* If we spanned a buffer we have a huge mess so test for it */ BUG_ON(unlikely(!igb_test_staterr(rx_desc, E1000_RXD_STAT_EOP))); + /* Guarantee this function can be used by verifying buffer sizes */ + BUILD_BUG_ON(SKB_WITH_OVERHEAD(IGB_RX_BUFSZ) < (NET_SKB_PAD + + NET_IP_ALIGN + + IGB_TS_HDR_LEN + + ETH_FRAME_LEN + + ETH_FCS_LEN)); + rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean]; page = rx_buffer->page; prefetchw(page); @@ -7713,6 +7724,67 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba) } } +static DEFINE_SPINLOCK(i2c_clients_lock); + +/* igb_get_i2c_client - returns matching client + * in adapters's client list. + * @adapter: adapter struct + * @dev_addr: device address of i2c needed. + */ +static struct i2c_client * +igb_get_i2c_client(struct igb_adapter *adapter, u8 dev_addr) +{ + ulong flags; + struct igb_i2c_client_list *client_list; + struct i2c_client *client = NULL; + struct i2c_board_info client_info = { + I2C_BOARD_INFO("igb", 0x00), + }; + + spin_lock_irqsave(&i2c_clients_lock, flags); + client_list = adapter->i2c_clients; + + /* See if we already have an i2c_client */ + while (client_list) { + if (client_list->client->addr == (dev_addr >> 1)) { + client = client_list->client; + goto exit; + } else { + client_list = client_list->next; + } + } + + /* no client_list found, create a new one */ + client_list = kzalloc(sizeof(*client_list), GFP_ATOMIC); + if (client_list == NULL) + goto exit; + + /* dev_addr passed to us is left-shifted by 1 bit + * i2c_new_device call expects it to be flush to the right. + */ + client_info.addr = dev_addr >> 1; + client_info.platform_data = adapter; + client_list->client = i2c_new_device(&adapter->i2c_adap, &client_info); + if (client_list->client == NULL) { + dev_info(&adapter->pdev->dev, + "Failed to create new i2c device..\n"); + goto err_no_client; + } + + /* insert new client at head of list */ + client_list->next = adapter->i2c_clients; + adapter->i2c_clients = client_list; + + client = client_list->client; + goto exit; + +err_no_client: + kfree(client_list); +exit: + spin_unlock_irqrestore(&i2c_clients_lock, flags); + return client; +} + /* igb_read_i2c_byte - Reads 8 bit word over I2C * @hw: pointer to hardware structure * @byte_offset: byte offset to read @@ -7726,7 +7798,7 @@ s32 igb_read_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data) { struct igb_adapter *adapter = container_of(hw, struct igb_adapter, hw); - struct i2c_client *this_client = adapter->i2c_client; + struct i2c_client *this_client = igb_get_i2c_client(adapter, dev_addr); s32 status; u16 swfw_mask = 0; @@ -7763,7 +7835,7 @@ s32 igb_write_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr, u8 data) { struct igb_adapter *adapter = container_of(hw, struct igb_adapter, hw); - struct i2c_client *this_client = adapter->i2c_client; + struct i2c_client *this_client = igb_get_i2c_client(adapter, dev_addr); s32 status; u16 swfw_mask = E1000_SWFW_PHY0_SM; diff --git a/trunk/drivers/net/ethernet/intel/igb/igb_ptp.c b/trunk/drivers/net/ethernet/intel/igb/igb_ptp.c index 0a237507ee85..0987822359f0 100644 --- a/trunk/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/trunk/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -740,7 +740,7 @@ void igb_ptp_init(struct igb_adapter *adapter) case e1000_82576: snprintf(adapter->ptp_caps.name, 16, "%pm", netdev->dev_addr); adapter->ptp_caps.owner = THIS_MODULE; - adapter->ptp_caps.max_adj = 999999881; + adapter->ptp_caps.max_adj = 1000000000; adapter->ptp_caps.n_ext_ts = 0; adapter->ptp_caps.pps = 0; adapter->ptp_caps.adjfreq = igb_ptp_adjfreq_82576; diff --git a/trunk/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/trunk/drivers/net/ethernet/intel/ixgb/ixgb_main.c index b5f94abe3cff..ea4808373435 100644 --- a/trunk/drivers/net/ethernet/intel/ixgb/ixgb_main.c +++ b/trunk/drivers/net/ethernet/intel/ixgb/ixgb_main.c @@ -2159,10 +2159,6 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter, int cleaned_count) skb->data, adapter->rx_buffer_len, DMA_FROM_DEVICE); - if (dma_mapping_error(&pdev->dev, buffer_info->dma)) { - adapter->alloc_rx_buff_failed++; - break; - } rx_desc = IXGB_RX_DESC(*rx_ring, i); rx_desc->buff_addr = cpu_to_le64(buffer_info->dma); @@ -2172,8 +2168,7 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter, int cleaned_count) rx_desc->status = 0; - if (++i == rx_ring->count) - i = 0; + if (++i == rx_ring->count) i = 0; buffer_info = &rx_ring->buffer_info[i]; } diff --git a/trunk/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/trunk/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 79f4a26ea6cc..db5611ae407e 100644 --- a/trunk/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/trunk/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -7922,19 +7922,12 @@ static int __init ixgbe_init_module(void) ixgbe_dbg_init(); #endif /* CONFIG_DEBUG_FS */ - ret = pci_register_driver(&ixgbe_driver); - if (ret) { -#ifdef CONFIG_DEBUG_FS - ixgbe_dbg_exit(); -#endif /* CONFIG_DEBUG_FS */ - return ret; - } - #ifdef CONFIG_IXGBE_DCA dca_register_notify(&dca_notifier); #endif - return 0; + ret = pci_register_driver(&ixgbe_driver); + return ret; } module_init(ixgbe_init_module); diff --git a/trunk/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/trunk/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 2b6cb5ca48ee..c3db6cd69b68 100644 --- a/trunk/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/trunk/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -944,17 +944,9 @@ static int ixgbevf_request_msix_irqs(struct ixgbevf_adapter *adapter) free_irq(adapter->msix_entries[vector].vector, adapter->q_vector[vector]); } - /* This failure is non-recoverable - it indicates the system is - * out of MSIX vector resources and the VF driver cannot run - * without them. Set the number of msix vectors to zero - * indicating that not enough can be allocated. The error - * will be returned to the user indicating device open failed. - * Any further attempts to force the driver to open will also - * fail. The only way to recover is to unload the driver and - * reload it again. If the system has recovered some MSIX - * vectors then it may succeed. - */ - adapter->num_msix_vectors = 0; + pci_disable_msix(adapter->pdev); + kfree(adapter->msix_entries); + adapter->msix_entries = NULL; return err; } @@ -2580,15 +2572,6 @@ static int ixgbevf_open(struct net_device *netdev) struct ixgbe_hw *hw = &adapter->hw; int err; - /* A previous failure to open the device because of a lack of - * available MSIX vector resources may have reset the number - * of msix vectors variable to zero. The only way to recover - * is to unload/reload the driver and hope that the system has - * been able to recover some MSIX vector resources. - */ - if (!adapter->num_msix_vectors) - return -ENOMEM; - /* disallow open during test */ if (test_bit(__IXGBEVF_TESTING, &adapter->state)) return -EBUSY; @@ -2645,6 +2628,7 @@ static int ixgbevf_open(struct net_device *netdev) err_req_irq: ixgbevf_down(adapter); + ixgbevf_free_irq(adapter); err_setup_rx: ixgbevf_free_all_rx_resources(adapter); err_setup_tx: diff --git a/trunk/drivers/net/ethernet/lantiq_etop.c b/trunk/drivers/net/ethernet/lantiq_etop.c index bfdb06860397..6a2127489af7 100644 --- a/trunk/drivers/net/ethernet/lantiq_etop.c +++ b/trunk/drivers/net/ethernet/lantiq_etop.c @@ -769,7 +769,7 @@ ltq_etop_probe(struct platform_device *pdev) return 0; err_free: - free_netdev(dev); + kfree(dev); err_out: return err; } diff --git a/trunk/drivers/net/ethernet/marvell/mv643xx_eth.c b/trunk/drivers/net/ethernet/marvell/mv643xx_eth.c index 6562c736a1d8..29140502b71a 100644 --- a/trunk/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/trunk/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -1081,45 +1081,6 @@ static void txq_set_fixed_prio_mode(struct tx_queue *txq) /* mii management interface *************************************************/ -static void mv643xx_adjust_pscr(struct mv643xx_eth_private *mp) -{ - u32 pscr = rdlp(mp, PORT_SERIAL_CONTROL); - u32 autoneg_disable = FORCE_LINK_PASS | - DISABLE_AUTO_NEG_SPEED_GMII | - DISABLE_AUTO_NEG_FOR_FLOW_CTRL | - DISABLE_AUTO_NEG_FOR_DUPLEX; - - if (mp->phy->autoneg == AUTONEG_ENABLE) { - /* enable auto negotiation */ - pscr &= ~autoneg_disable; - goto out_write; - } - - pscr |= autoneg_disable; - - if (mp->phy->speed == SPEED_1000) { - /* force gigabit, half duplex not supported */ - pscr |= SET_GMII_SPEED_TO_1000; - pscr |= SET_FULL_DUPLEX_MODE; - goto out_write; - } - - pscr &= ~SET_GMII_SPEED_TO_1000; - - if (mp->phy->speed == SPEED_100) - pscr |= SET_MII_SPEED_TO_100; - else - pscr &= ~SET_MII_SPEED_TO_100; - - if (mp->phy->duplex == DUPLEX_FULL) - pscr |= SET_FULL_DUPLEX_MODE; - else - pscr &= ~SET_FULL_DUPLEX_MODE; - -out_write: - wrlp(mp, PORT_SERIAL_CONTROL, pscr); -} - static irqreturn_t mv643xx_eth_err_irq(int irq, void *dev_id) { struct mv643xx_eth_shared_private *msp = dev_id; @@ -1538,7 +1499,6 @@ static int mv643xx_eth_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct mv643xx_eth_private *mp = netdev_priv(dev); - int ret; if (mp->phy == NULL) return -EINVAL; @@ -1548,10 +1508,7 @@ mv643xx_eth_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) */ cmd->advertising &= ~ADVERTISED_1000baseT_Half; - ret = phy_ethtool_sset(mp->phy, cmd); - if (!ret) - mv643xx_adjust_pscr(mp); - return ret; + return phy_ethtool_sset(mp->phy, cmd); } static void mv643xx_eth_get_drvinfo(struct net_device *dev, @@ -2485,15 +2442,11 @@ static int mv643xx_eth_stop(struct net_device *dev) static int mv643xx_eth_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { struct mv643xx_eth_private *mp = netdev_priv(dev); - int ret; - if (mp->phy == NULL) - return -ENOTSUPP; + if (mp->phy != NULL) + return phy_mii_ioctl(mp->phy, ifr, cmd); - ret = phy_mii_ioctl(mp->phy, ifr, cmd); - if (!ret) - mv643xx_adjust_pscr(mp); - return ret; + return -EOPNOTSUPP; } static int mv643xx_eth_change_mtu(struct net_device *dev, int new_mtu) diff --git a/trunk/drivers/net/ethernet/marvell/mvneta.c b/trunk/drivers/net/ethernet/marvell/mvneta.c index 1e628ce57201..cd345b8969bc 100644 --- a/trunk/drivers/net/ethernet/marvell/mvneta.c +++ b/trunk/drivers/net/ethernet/marvell/mvneta.c @@ -2771,17 +2771,16 @@ static int mvneta_probe(struct platform_device *pdev) netif_napi_add(dev, &pp->napi, mvneta_poll, pp->weight); - dev->features = NETIF_F_SG | NETIF_F_IP_CSUM; - dev->hw_features |= NETIF_F_SG | NETIF_F_IP_CSUM; - dev->vlan_features |= NETIF_F_SG | NETIF_F_IP_CSUM; - dev->priv_flags |= IFF_UNICAST_FLT; - err = register_netdev(dev); if (err < 0) { dev_err(&pdev->dev, "failed to register\n"); goto err_deinit; } + dev->features = NETIF_F_SG | NETIF_F_IP_CSUM; + dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM; + dev->priv_flags |= IFF_UNICAST_FLT; + netdev_info(dev, "mac: %pM\n", dev->dev_addr); platform_set_drvdata(pdev, pp->dev); diff --git a/trunk/drivers/net/ethernet/marvell/sky2.c b/trunk/drivers/net/ethernet/marvell/sky2.c index 6a0e671fcecd..fc07ca35721b 100644 --- a/trunk/drivers/net/ethernet/marvell/sky2.c +++ b/trunk/drivers/net/ethernet/marvell/sky2.c @@ -1067,7 +1067,7 @@ static void sky2_ramset(struct sky2_hw *hw, u16 q, u32 start, u32 space) sky2_write32(hw, RB_ADDR(q, RB_RX_UTHP), tp); sky2_write32(hw, RB_ADDR(q, RB_RX_LTHP), space/2); - tp = space - 8192/8; + tp = space - 2048/8; sky2_write32(hw, RB_ADDR(q, RB_RX_UTPP), tp); sky2_write32(hw, RB_ADDR(q, RB_RX_LTPP), space/4); } else { diff --git a/trunk/drivers/net/ethernet/marvell/sky2.h b/trunk/drivers/net/ethernet/marvell/sky2.h index ec6dcd80152b..615ac63ea860 100644 --- a/trunk/drivers/net/ethernet/marvell/sky2.h +++ b/trunk/drivers/net/ethernet/marvell/sky2.h @@ -2074,7 +2074,7 @@ enum { GM_IS_RX_FF_OR = 1<<1, /* Receive FIFO Overrun */ GM_IS_RX_COMPL = 1<<0, /* Frame Reception Complete */ -#define GMAC_DEF_MSK (GM_IS_TX_FF_UR | GM_IS_RX_FF_OR) +#define GMAC_DEF_MSK GM_IS_TX_FF_UR }; /* GMAC_LINK_CTRL 16 bit GMAC Link Control Reg (YUKON only) */ diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/cq.c b/trunk/drivers/net/ethernet/mellanox/mlx4/cq.c index 0706623cfb96..7e64033d7de3 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/cq.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/cq.c @@ -226,7 +226,7 @@ void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn) static void mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn) { - u64 in_param = 0; + u64 in_param; int err; if (mlx4_is_mfunc(dev)) { diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/trunk/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 30d78f806dc3..bb4d8d99f36d 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -411,8 +411,8 @@ static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) static void mlx4_en_u64_to_mac(unsigned char dst_mac[ETH_ALEN + 2], u64 src_mac) { - int i; - for (i = ETH_ALEN - 1; i >= 0; --i) { + unsigned int i; + for (i = ETH_ALEN - 1; i; --i) { dst_mac[i] = src_mac & 0xff; src_mac >>= 8; } @@ -565,38 +565,34 @@ static void mlx4_en_put_qp(struct mlx4_en_priv *priv) struct mlx4_en_dev *mdev = priv->mdev; struct mlx4_dev *dev = mdev->dev; int qpn = priv->base_qpn; - u64 mac; + u64 mac = mlx4_en_mac_to_u64(priv->dev->dev_addr); - if (dev->caps.steering_mode == MLX4_STEERING_MODE_A0) { - mac = mlx4_en_mac_to_u64(priv->dev->dev_addr); - en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n", - priv->dev->dev_addr); - mlx4_unregister_mac(dev, priv->port, mac); - } else { + en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n", + priv->dev->dev_addr); + mlx4_unregister_mac(dev, priv->port, mac); + + if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0) { struct mlx4_mac_entry *entry; struct hlist_node *tmp; struct hlist_head *bucket; - unsigned int i; + unsigned int mac_hash; - for (i = 0; i < MLX4_EN_MAC_HASH_SIZE; ++i) { - bucket = &priv->mac_hash[i]; - hlist_for_each_entry_safe(entry, tmp, bucket, hlist) { - mac = mlx4_en_mac_to_u64(entry->mac); - en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n", - entry->mac); + mac_hash = priv->dev->dev_addr[MLX4_EN_MAC_HASH_IDX]; + bucket = &priv->mac_hash[mac_hash]; + hlist_for_each_entry_safe(entry, tmp, bucket, hlist) { + if (ether_addr_equal_64bits(entry->mac, + priv->dev->dev_addr)) { + en_dbg(DRV, priv, "Releasing qp: port %d, MAC %pM, qpn %d\n", + priv->port, priv->dev->dev_addr, qpn); mlx4_en_uc_steer_release(priv, entry->mac, qpn, entry->reg_id); + mlx4_qp_release_range(dev, qpn, 1); - mlx4_unregister_mac(dev, priv->port, mac); hlist_del_rcu(&entry->hlist); kfree_rcu(entry, rcu); + break; } } - - en_dbg(DRV, priv, "Releasing qp: port %d, qpn %d\n", - priv->port, qpn); - mlx4_qp_release_range(dev, qpn, 1); - priv->flags &= ~MLX4_EN_FLAG_FORCE_PROMISC; } } @@ -654,10 +650,28 @@ u64 mlx4_en_mac_to_u64(u8 *addr) return mac; } -static int mlx4_en_do_set_mac(struct mlx4_en_priv *priv) +static int mlx4_en_set_mac(struct net_device *dev, void *addr) { + struct mlx4_en_priv *priv = netdev_priv(dev); + struct mlx4_en_dev *mdev = priv->mdev; + struct sockaddr *saddr = addr; + + if (!is_valid_ether_addr(saddr->sa_data)) + return -EADDRNOTAVAIL; + + memcpy(dev->dev_addr, saddr->sa_data, ETH_ALEN); + queue_work(mdev->workqueue, &priv->mac_task); + return 0; +} + +static void mlx4_en_do_set_mac(struct work_struct *work) +{ + struct mlx4_en_priv *priv = container_of(work, struct mlx4_en_priv, + mac_task); + struct mlx4_en_dev *mdev = priv->mdev; int err = 0; + mutex_lock(&mdev->state_lock); if (priv->port_up) { /* Remove old MAC and insert the new one */ err = mlx4_en_replace_mac(priv, priv->base_qpn, @@ -669,26 +683,7 @@ static int mlx4_en_do_set_mac(struct mlx4_en_priv *priv) } else en_dbg(HW, priv, "Port is down while registering mac, exiting...\n"); - return err; -} - -static int mlx4_en_set_mac(struct net_device *dev, void *addr) -{ - struct mlx4_en_priv *priv = netdev_priv(dev); - struct mlx4_en_dev *mdev = priv->mdev; - struct sockaddr *saddr = addr; - int err; - - if (!is_valid_ether_addr(saddr->sa_data)) - return -EADDRNOTAVAIL; - - memcpy(dev->dev_addr, saddr->sa_data, ETH_ALEN); - - mutex_lock(&mdev->state_lock); - err = mlx4_en_do_set_mac(priv); mutex_unlock(&mdev->state_lock); - - return err; } static void mlx4_en_clear_list(struct net_device *dev) @@ -1353,7 +1348,7 @@ static void mlx4_en_do_get_stats(struct work_struct *work) queue_delayed_work(mdev->workqueue, &priv->stats_task, STATS_DELAY); } if (mdev->mac_removed[MLX4_MAX_PORTS + 1 - priv->port]) { - mlx4_en_do_set_mac(priv); + queue_work(mdev->workqueue, &priv->mac_task); mdev->mac_removed[MLX4_MAX_PORTS + 1 - priv->port] = 0; } mutex_unlock(&mdev->state_lock); @@ -1637,17 +1632,6 @@ void mlx4_en_stop_port(struct net_device *dev, int detach) /* Flush multicast filter */ mlx4_SET_MCAST_FLTR(mdev->dev, priv->port, 0, 1, MLX4_MCAST_CONFIG); - /* Remove flow steering rules for the port*/ - if (mdev->dev->caps.steering_mode == - MLX4_STEERING_MODE_DEVICE_MANAGED) { - ASSERT_RTNL(); - list_for_each_entry_safe(flow, tmp_flow, - &priv->ethtool_list, list) { - mlx4_flow_detach(mdev->dev, flow->id); - list_del(&flow->list); - } - } - mlx4_en_destroy_drop_qp(priv); /* Free TX Rings */ @@ -1668,6 +1652,17 @@ void mlx4_en_stop_port(struct net_device *dev, int detach) if (!(mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAGS2_REASSIGN_MAC_EN)) mdev->mac_removed[priv->port] = 1; + /* Remove flow steering rules for the port*/ + if (mdev->dev->caps.steering_mode == + MLX4_STEERING_MODE_DEVICE_MANAGED) { + ASSERT_RTNL(); + list_for_each_entry_safe(flow, tmp_flow, + &priv->ethtool_list, list) { + mlx4_flow_detach(mdev->dev, flow->id); + list_del(&flow->list); + } + } + /* Free RX Rings */ for (i = 0; i < priv->rx_ring_num; i++) { mlx4_en_deactivate_rx_ring(priv, &priv->rx_ring[i]); @@ -1833,11 +1828,9 @@ int mlx4_en_alloc_resources(struct mlx4_en_priv *priv) } #ifdef CONFIG_RFS_ACCEL - if (priv->mdev->dev->caps.comp_pool) { - priv->dev->rx_cpu_rmap = alloc_irq_cpu_rmap(priv->mdev->dev->caps.comp_pool); - if (!priv->dev->rx_cpu_rmap) - goto err; - } + priv->dev->rx_cpu_rmap = alloc_irq_cpu_rmap(priv->mdev->dev->caps.comp_pool); + if (!priv->dev->rx_cpu_rmap) + goto err; #endif return 0; @@ -2085,6 +2078,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, priv->msg_enable = MLX4_EN_MSG_LEVEL; spin_lock_init(&priv->stats_lock); INIT_WORK(&priv->rx_mode_task, mlx4_en_do_set_rx_mode); + INIT_WORK(&priv->mac_task, mlx4_en_do_set_mac); INIT_WORK(&priv->watchdog_task, mlx4_en_restart); INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate); INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats); diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/eq.c b/trunk/drivers/net/ethernet/mellanox/mlx4/eq.c index 8e3123a1df88..251ae2f93116 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -771,7 +771,7 @@ int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_slave_event_eq_info *event_eq = priv->mfunc.master.slave_state[slave].event_eq; u32 in_modifier = vhcr->in_modifier; - u32 eqn = in_modifier & 0x3FF; + u32 eqn = in_modifier & 0x1FF; u64 in_param = vhcr->in_param; int err = 0; int i; diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/fw.c b/trunk/drivers/net/ethernet/mellanox/mlx4/fw.c index f6245579962d..50917eb3013e 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -787,14 +787,6 @@ int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave, bmme_flags &= ~MLX4_BMME_FLAG_TYPE_2_WIN; MLX4_PUT(outbox->buf, bmme_flags, QUERY_DEV_CAP_BMME_FLAGS_OFFSET); - /* turn off device-managed steering capability if not enabled */ - if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) { - MLX4_GET(field, outbox->buf, - QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); - field &= 0x7f; - MLX4_PUT(outbox->buf, field, - QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); - } return 0; } diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/main.c b/trunk/drivers/net/ethernet/mellanox/mlx4/main.c index 16abde20e1fc..d180bc46826a 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/main.c @@ -1555,7 +1555,7 @@ void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx) void mlx4_counter_free(struct mlx4_dev *dev, u32 idx) { - u64 in_param = 0; + u64 in_param; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, idx); diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4.h index d738454116a0..cf883345af88 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -1235,7 +1235,7 @@ int mlx4_get_qp_per_mgm(struct mlx4_dev *dev); static inline void set_param_l(u64 *arg, u32 val) { - *arg = (*arg & 0xffffffff00000000ULL) | (u64) val; + *((u32 *)arg) = val; } static inline void set_param_h(u64 *arg, u32 val) diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index f710b7ce0dcb..c313d7e943a9 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -509,6 +509,7 @@ struct mlx4_en_priv { struct mlx4_en_cq rx_cq[MAX_RX_RINGS]; struct mlx4_qp drop_qp; struct work_struct rx_mode_task; + struct work_struct mac_task; struct work_struct watchdog_task; struct work_struct linkstate_task; struct delayed_work stats_task; diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/mr.c b/trunk/drivers/net/ethernet/mellanox/mlx4/mr.c index f91719a08cba..602ca9bf78e4 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/mr.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/mr.c @@ -183,7 +183,7 @@ u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order) static u32 mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order) { - u64 in_param = 0; + u64 in_param; u64 out_param; int err; @@ -240,7 +240,7 @@ void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 offset, int order) static void mlx4_free_mtt_range(struct mlx4_dev *dev, u32 offset, int order) { - u64 in_param = 0; + u64 in_param; int err; if (mlx4_is_mfunc(dev)) { @@ -351,7 +351,7 @@ void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index) static void mlx4_mpt_release(struct mlx4_dev *dev, u32 index) { - u64 in_param = 0; + u64 in_param; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, index); @@ -374,7 +374,7 @@ int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index) static int mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index) { - u64 param = 0; + u64 param; if (mlx4_is_mfunc(dev)) { set_param_l(¶m, index); @@ -395,7 +395,7 @@ void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index) static void mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index) { - u64 in_param = 0; + u64 in_param; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, index); diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/pd.c b/trunk/drivers/net/ethernet/mellanox/mlx4/pd.c index 00f223acada7..1ac88637ad9d 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/pd.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/pd.c @@ -101,7 +101,7 @@ void __mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn) void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn) { - u64 in_param = 0; + u64 in_param; int err; if (mlx4_is_mfunc(dev)) { diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/port.c b/trunk/drivers/net/ethernet/mellanox/mlx4/port.c index 10c57c86388b..719ead15e491 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/port.c @@ -175,7 +175,7 @@ EXPORT_SYMBOL_GPL(__mlx4_register_mac); int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac) { - u64 out_param = 0; + u64 out_param; int err; if (mlx4_is_mfunc(dev)) { @@ -222,7 +222,7 @@ EXPORT_SYMBOL_GPL(__mlx4_unregister_mac); void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac) { - u64 out_param = 0; + u64 out_param; if (mlx4_is_mfunc(dev)) { set_param_l(&out_param, port); @@ -361,7 +361,7 @@ static int __mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index) { - u64 out_param = 0; + u64 out_param; int err; if (mlx4_is_mfunc(dev)) { @@ -406,7 +406,7 @@ static void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index) void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index) { - u64 in_param = 0; + u64 in_param; int err; if (mlx4_is_mfunc(dev)) { diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/qp.c b/trunk/drivers/net/ethernet/mellanox/mlx4/qp.c index e891b058c1be..81e2abe07bbb 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/qp.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/qp.c @@ -222,7 +222,7 @@ int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int *base) { - u64 in_param = 0; + u64 in_param; u64 out_param; int err; @@ -255,7 +255,7 @@ void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt) void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt) { - u64 in_param = 0; + u64 in_param; int err; if (mlx4_is_mfunc(dev)) { @@ -319,7 +319,7 @@ int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn) static int mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn) { - u64 param = 0; + u64 param; if (mlx4_is_mfunc(dev)) { set_param_l(¶m, qpn); @@ -344,7 +344,7 @@ void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn) static void mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn) { - u64 in_param = 0; + u64 in_param; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, qpn); diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/trunk/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 1391b52f443a..083fb48dc3d7 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -99,7 +99,6 @@ struct res_qp { struct list_head mcg_list; spinlock_t mcg_spl; int local_qpn; - atomic_t ref_count; }; enum res_mtt_states { @@ -198,7 +197,6 @@ enum res_fs_rule_states { struct res_fs_rule { struct res_common com; - int qpn; }; static void *res_tracker_lookup(struct rb_root *root, u64 res_id) @@ -357,7 +355,7 @@ static int mpt_mask(struct mlx4_dev *dev) return dev->caps.num_mpts - 1; } -static void *find_res(struct mlx4_dev *dev, u64 res_id, +static void *find_res(struct mlx4_dev *dev, int res_id, enum mlx4_resource type) { struct mlx4_priv *priv = mlx4_priv(dev); @@ -449,7 +447,6 @@ static struct res_common *alloc_qp_tr(int id) ret->local_qpn = id; INIT_LIST_HEAD(&ret->mcg_list); spin_lock_init(&ret->mcg_spl); - atomic_set(&ret->ref_count, 0); return &ret->com; } @@ -557,7 +554,7 @@ static struct res_common *alloc_xrcdn_tr(int id) return &ret->com; } -static struct res_common *alloc_fs_rule_tr(u64 id, int qpn) +static struct res_common *alloc_fs_rule_tr(u64 id) { struct res_fs_rule *ret; @@ -567,7 +564,7 @@ static struct res_common *alloc_fs_rule_tr(u64 id, int qpn) ret->com.res_id = id; ret->com.state = RES_FS_RULE_ALLOCATED; - ret->qpn = qpn; + return &ret->com; } @@ -605,7 +602,7 @@ static struct res_common *alloc_tr(u64 id, enum mlx4_resource type, int slave, ret = alloc_xrcdn_tr(id); break; case RES_FS_RULE: - ret = alloc_fs_rule_tr(id, extra); + ret = alloc_fs_rule_tr(id); break; default: return NULL; @@ -674,14 +671,10 @@ static int add_res_range(struct mlx4_dev *dev, int slave, u64 base, int count, static int remove_qp_ok(struct res_qp *res) { - if (res->com.state == RES_QP_BUSY || atomic_read(&res->ref_count) || - !list_empty(&res->mcg_list)) { - pr_err("resource tracker: fail to remove qp, state %d, ref_count %d\n", - res->com.state, atomic_read(&res->ref_count)); + if (res->com.state == RES_QP_BUSY) return -EBUSY; - } else if (res->com.state != RES_QP_RESERVED) { + else if (res->com.state != RES_QP_RESERVED) return -EPERM; - } return 0; } @@ -2997,9 +2990,6 @@ int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave, u8 steer_type_mask = 2; enum mlx4_steer_type type = (gid[7] & steer_type_mask) >> 1; - if (dev->caps.steering_mode != MLX4_STEERING_MODE_B0) - return -EINVAL; - qpn = vhcr->in_modifier & 0xffffff; err = get_res(dev, slave, qpn, RES_QP, &rqp); if (err) @@ -3131,7 +3121,6 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, struct list_head *rlist = &tracker->slave_list[slave].res_list[RES_MAC]; int err; int qpn; - struct res_qp *rqp; struct mlx4_net_trans_rule_hw_ctrl *ctrl; struct _rule_hw *rule_header; int header_id; @@ -3142,7 +3131,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf; qpn = be32_to_cpu(ctrl->qpn) & 0xffffff; - err = get_res(dev, slave, qpn, RES_QP, &rqp); + err = get_res(dev, slave, qpn, RES_QP, NULL); if (err) { pr_err("Steering rule with qpn 0x%x rejected.\n", qpn); return err; @@ -3183,16 +3172,14 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, if (err) goto err_put; - err = add_res_range(dev, slave, vhcr->out_param, 1, RES_FS_RULE, qpn); + err = add_res_range(dev, slave, vhcr->out_param, 1, RES_FS_RULE, 0); if (err) { mlx4_err(dev, "Fail to add flow steering resources.\n "); /* detach rule*/ mlx4_cmd(dev, vhcr->out_param, 0, 0, MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); - goto err_put; } - atomic_inc(&rqp->ref_count); err_put: put_res(dev, slave, qpn, RES_QP); return err; @@ -3205,35 +3192,20 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_cmd_info *cmd) { int err; - struct res_qp *rqp; - struct res_fs_rule *rrule; if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) return -EOPNOTSUPP; - err = get_res(dev, slave, vhcr->in_param, RES_FS_RULE, &rrule); - if (err) - return err; - /* Release the rule form busy state before removal */ - put_res(dev, slave, vhcr->in_param, RES_FS_RULE); - err = get_res(dev, slave, rrule->qpn, RES_QP, &rqp); - if (err) - return err; - err = rem_res_range(dev, slave, vhcr->in_param, 1, RES_FS_RULE, 0); if (err) { mlx4_err(dev, "Fail to remove flow steering resources.\n "); - goto out; + return err; } err = mlx4_cmd(dev, vhcr->in_param, 0, 0, MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); - if (!err) - atomic_dec(&rqp->ref_count); -out: - put_res(dev, slave, rrule->qpn, RES_QP); return err; } @@ -3831,7 +3803,6 @@ void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave) mutex_lock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex); /*VLAN*/ rem_slave_macs(dev, slave); - rem_slave_fs_rule(dev, slave); rem_slave_qps(dev, slave); rem_slave_srqs(dev, slave); rem_slave_cqs(dev, slave); @@ -3840,5 +3811,6 @@ void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave) rem_slave_mtts(dev, slave); rem_slave_counters(dev, slave); rem_slave_xrcdns(dev, slave); + rem_slave_fs_rule(dev, slave); mutex_unlock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex); } diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/srq.c b/trunk/drivers/net/ethernet/mellanox/mlx4/srq.c index e329fe1f11b7..feda6c00829f 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/srq.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/srq.c @@ -149,7 +149,7 @@ void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn) static void mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn) { - u64 in_param = 0; + u64 in_param; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, srqn); diff --git a/trunk/drivers/net/ethernet/micrel/ks8851.c b/trunk/drivers/net/ethernet/micrel/ks8851.c index 8fb481252e2c..33bcb63d56a2 100644 --- a/trunk/drivers/net/ethernet/micrel/ks8851.c +++ b/trunk/drivers/net/ethernet/micrel/ks8851.c @@ -528,7 +528,7 @@ static void ks8851_rx_pkts(struct ks8851_net *ks) for (; rxfc != 0; rxfc--) { rxh = ks8851_rdreg32(ks, KS_RXFHSR); rxstat = rxh & 0xffff; - rxlen = (rxh >> 16) & 0xfff; + rxlen = rxh >> 16; netif_dbg(ks, rx_status, ks->netdev, "rx: stat 0x%04x, len 0x%04x\n", rxstat, rxlen); diff --git a/trunk/drivers/net/ethernet/nxp/lpc_eth.c b/trunk/drivers/net/ethernet/nxp/lpc_eth.c index efa29b712d5f..c4122c86f829 100644 --- a/trunk/drivers/net/ethernet/nxp/lpc_eth.c +++ b/trunk/drivers/net/ethernet/nxp/lpc_eth.c @@ -1472,8 +1472,7 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) } platform_set_drvdata(pdev, ndev); - ret = lpc_mii_init(pldat); - if (ret) + if (lpc_mii_init(pldat) != 0) goto err_out_unregister_netdev; netdev_info(ndev, "LPC mac at 0x%08x irq %d\n", diff --git a/trunk/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/trunk/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index 73ce7dd6b954..39ab4d09faaa 100644 --- a/trunk/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/trunk/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -1726,9 +1726,9 @@ pch_gbe_clean_rx(struct pch_gbe_adapter *adapter, skb->protocol = eth_type_trans(skb, netdev); if (tcp_ip_status & PCH_GBE_RXD_ACC_STAT_TCPIPOK) - skb->ip_summed = CHECKSUM_UNNECESSARY; - else skb->ip_summed = CHECKSUM_NONE; + else + skb->ip_summed = CHECKSUM_UNNECESSARY; napi_gro_receive(&adapter->napi, skb); (*work_done)++; diff --git a/trunk/drivers/net/ethernet/realtek/r8169.c b/trunk/drivers/net/ethernet/realtek/r8169.c index 4ecbe64a758d..8900398ba103 100644 --- a/trunk/drivers/net/ethernet/realtek/r8169.c +++ b/trunk/drivers/net/ethernet/realtek/r8169.c @@ -3818,30 +3818,6 @@ static void rtl_init_mdio_ops(struct rtl8169_private *tp) } } -static void rtl_speed_down(struct rtl8169_private *tp) -{ - u32 adv; - int lpa; - - rtl_writephy(tp, 0x1f, 0x0000); - lpa = rtl_readphy(tp, MII_LPA); - - if (lpa & (LPA_10HALF | LPA_10FULL)) - adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full; - else if (lpa & (LPA_100HALF | LPA_100FULL)) - adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | - ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full; - else - adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | - ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | - (tp->mii.supports_gmii ? - ADVERTISED_1000baseT_Half | - ADVERTISED_1000baseT_Full : 0); - - rtl8169_set_speed(tp->dev, AUTONEG_ENABLE, SPEED_1000, DUPLEX_FULL, - adv); -} - static void rtl_wol_suspend_quirk(struct rtl8169_private *tp) { void __iomem *ioaddr = tp->mmio_addr; @@ -3872,7 +3848,9 @@ static bool rtl_wol_pll_power_down(struct rtl8169_private *tp) if (!(__rtl8169_get_wol(tp) & WAKE_ANY)) return false; - rtl_speed_down(tp); + rtl_writephy(tp, 0x1f, 0x0000); + rtl_writephy(tp, MII_BMCR, 0x0000); + rtl_wol_suspend_quirk(tp); return true; @@ -4787,10 +4765,8 @@ static void rtl_hw_start_8168bb(struct rtl8169_private *tp) RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); - if (tp->dev->mtu <= ETH_DATA_LEN) { - rtl_tx_performance_tweak(pdev, (0x5 << MAX_READ_REQUEST_SHIFT) | - PCI_EXP_DEVCTL_NOSNOOP_EN); - } + rtl_tx_performance_tweak(pdev, + (0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN); } static void rtl_hw_start_8168bef(struct rtl8169_private *tp) @@ -4813,8 +4789,7 @@ static void __rtl_hw_start_8168cp(struct rtl8169_private *tp) RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); - if (tp->dev->mtu <= ETH_DATA_LEN) - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); rtl_disable_clock_request(pdev); @@ -4847,8 +4822,7 @@ static void rtl_hw_start_8168cp_2(struct rtl8169_private *tp) RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); - if (tp->dev->mtu <= ETH_DATA_LEN) - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); } @@ -4867,8 +4841,7 @@ static void rtl_hw_start_8168cp_3(struct rtl8169_private *tp) RTL_W8(MaxTxPacketSize, TxPacketMax); - if (tp->dev->mtu <= ETH_DATA_LEN) - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); } @@ -4928,8 +4901,7 @@ static void rtl_hw_start_8168d(struct rtl8169_private *tp) RTL_W8(MaxTxPacketSize, TxPacketMax); - if (tp->dev->mtu <= ETH_DATA_LEN) - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); } @@ -4941,8 +4913,7 @@ static void rtl_hw_start_8168dp(struct rtl8169_private *tp) rtl_csi_access_enable_1(tp); - if (tp->dev->mtu <= ETH_DATA_LEN) - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W8(MaxTxPacketSize, TxPacketMax); @@ -5001,8 +4972,7 @@ static void rtl_hw_start_8168e_1(struct rtl8169_private *tp) rtl_ephy_init(tp, e_info_8168e_1, ARRAY_SIZE(e_info_8168e_1)); - if (tp->dev->mtu <= ETH_DATA_LEN) - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W8(MaxTxPacketSize, TxPacketMax); @@ -5028,8 +4998,7 @@ static void rtl_hw_start_8168e_2(struct rtl8169_private *tp) rtl_ephy_init(tp, e_info_8168e_2, ARRAY_SIZE(e_info_8168e_2)); - if (tp->dev->mtu <= ETH_DATA_LEN) - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); rtl_eri_write(tp, 0xc0, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC); rtl_eri_write(tp, 0xb8, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC); diff --git a/trunk/drivers/net/ethernet/renesas/sh_eth.c b/trunk/drivers/net/ethernet/renesas/sh_eth.c index 6ed333fe5c04..33e96176e4d8 100644 --- a/trunk/drivers/net/ethernet/renesas/sh_eth.c +++ b/trunk/drivers/net/ethernet/renesas/sh_eth.c @@ -1216,7 +1216,10 @@ static void sh_eth_error(struct net_device *ndev, int intr_status) if (felic_stat & ECSR_LCHNG) { /* Link Changed */ if (mdp->cd->no_psr || mdp->no_ether_link) { - goto ignore_link; + if (mdp->link == PHY_DOWN) + link_stat = 0; + else + link_stat = PHY_ST_LINK; } else { link_stat = (sh_eth_read(ndev, PSR)); if (mdp->ether_link_active_low) @@ -1239,7 +1242,6 @@ static void sh_eth_error(struct net_device *ndev, int intr_status) } } -ignore_link: if (intr_status & EESR_TWB) { /* Write buck end. unused write back interrupt */ if (intr_status & EESR_TABT) /* Transmit Abort int */ @@ -1324,18 +1326,12 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev) struct sh_eth_private *mdp = netdev_priv(ndev); struct sh_eth_cpu_data *cd = mdp->cd; irqreturn_t ret = IRQ_NONE; - unsigned long intr_status; + u32 intr_status = 0; spin_lock(&mdp->lock); - /* Get interrupt status */ + /* Get interrpt stat */ intr_status = sh_eth_read(ndev, EESR); - /* Mask it with the interrupt mask, forcing ECI interrupt to be always - * enabled since it's the one that comes thru regardless of the mask, - * and we need to fully handle it in sh_eth_error() in order to quench - * it as it doesn't get cleared by just writing 1 to the ECI bit... - */ - intr_status &= sh_eth_read(ndev, EESIPR) | DMAC_M_ECI; /* Clear interrupt */ if (intr_status & (EESR_FRC | EESR_RMAF | EESR_RRF | EESR_RTLF | EESR_RTSF | EESR_PRE | EESR_CERF | @@ -1377,7 +1373,7 @@ static void sh_eth_adjust_link(struct net_device *ndev) struct phy_device *phydev = mdp->phydev; int new_state = 0; - if (phydev->link) { + if (phydev->link != PHY_DOWN) { if (phydev->duplex != mdp->duplex) { new_state = 1; mdp->duplex = phydev->duplex; @@ -1391,21 +1387,17 @@ static void sh_eth_adjust_link(struct net_device *ndev) if (mdp->cd->set_rate) mdp->cd->set_rate(ndev); } - if (!mdp->link) { + if (mdp->link == PHY_DOWN) { sh_eth_write(ndev, (sh_eth_read(ndev, ECMR) & ~ECMR_TXF), ECMR); new_state = 1; mdp->link = phydev->link; - if (mdp->cd->no_psr || mdp->no_ether_link) - sh_eth_rcv_snd_enable(ndev); } } else if (mdp->link) { new_state = 1; - mdp->link = 0; + mdp->link = PHY_DOWN; mdp->speed = 0; mdp->duplex = -1; - if (mdp->cd->no_psr || mdp->no_ether_link) - sh_eth_rcv_snd_disable(ndev); } if (new_state && netif_msg_link(mdp)) @@ -1422,7 +1414,7 @@ static int sh_eth_phy_init(struct net_device *ndev) snprintf(phy_id, sizeof(phy_id), PHY_ID_FMT, mdp->mii_bus->id , mdp->phy_id); - mdp->link = 0; + mdp->link = PHY_DOWN; mdp->speed = 0; mdp->duplex = -1; @@ -2228,7 +2220,6 @@ static void sh_eth_tsu_init(struct sh_eth_private *mdp) /* MDIO bus release function */ static int sh_mdio_release(struct net_device *ndev) { - struct sh_eth_private *mdp = netdev_priv(ndev); struct mii_bus *bus = dev_get_drvdata(&ndev->dev); /* unregister mdio bus */ @@ -2243,9 +2234,6 @@ static int sh_mdio_release(struct net_device *ndev) /* free bitbang info */ free_mdio_bitbang(bus); - /* free bitbang memory */ - kfree(mdp->bitbang); - return 0; } @@ -2274,7 +2262,6 @@ static int sh_mdio_init(struct net_device *ndev, int id, bitbang->ctrl.ops = &bb_ops; /* MII controller setting */ - mdp->bitbang = bitbang; mdp->mii_bus = alloc_mdio_bitbang(&bitbang->ctrl); if (!mdp->mii_bus) { ret = -ENOMEM; @@ -2454,11 +2441,6 @@ static int sh_eth_drv_probe(struct platform_device *pdev) } mdp->tsu_addr = ioremap(rtsu->start, resource_size(rtsu)); - if (mdp->tsu_addr == NULL) { - ret = -ENOMEM; - dev_err(&pdev->dev, "TSU ioremap failed.\n"); - goto out_release; - } mdp->port = devno % 2; ndev->features = NETIF_F_HW_VLAN_FILTER; } diff --git a/trunk/drivers/net/ethernet/renesas/sh_eth.h b/trunk/drivers/net/ethernet/renesas/sh_eth.h index 828be4515008..bae84fd2e73a 100644 --- a/trunk/drivers/net/ethernet/renesas/sh_eth.h +++ b/trunk/drivers/net/ethernet/renesas/sh_eth.h @@ -705,7 +705,6 @@ struct sh_eth_private { const u16 *reg_offset; void __iomem *addr; void __iomem *tsu_addr; - struct bb_info *bitbang; u32 num_rx_ring; u32 num_tx_ring; dma_addr_t rx_desc_dma; @@ -723,7 +722,7 @@ struct sh_eth_private { u32 phy_id; /* PHY ID */ struct mii_bus *mii_bus; /* MDIO bus control */ struct phy_device *phydev; /* PHY device control */ - int link; + enum phy_state link; phy_interface_t phy_interface; int msg_enable; int speed; diff --git a/trunk/drivers/net/ethernet/sfc/efx.c b/trunk/drivers/net/ethernet/sfc/efx.c index 0bc00991d310..bf57b3cb16ab 100644 --- a/trunk/drivers/net/ethernet/sfc/efx.c +++ b/trunk/drivers/net/ethernet/sfc/efx.c @@ -779,7 +779,6 @@ efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries) tx_queue->txd.entries); } - efx_device_detach_sync(efx); efx_stop_all(efx); efx_stop_interrupts(efx, true); @@ -833,7 +832,6 @@ efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries) efx_start_interrupts(efx, true); efx_start_all(efx); - netif_device_attach(efx->net_dev); return rc; rollback: @@ -1643,12 +1641,8 @@ static void efx_stop_all(struct efx_nic *efx) /* Flush efx_mac_work(), refill_workqueue, monitor_work */ efx_flush_all(efx); - /* Stop the kernel transmit interface. This is only valid if - * the device is stopped or detached; otherwise the watchdog - * may fire immediately. - */ - WARN_ON(netif_running(efx->net_dev) && - netif_device_present(efx->net_dev)); + /* Stop the kernel transmit interface late, so the watchdog + * timer isn't ticking over the flush */ netif_tx_disable(efx->net_dev); efx_stop_datapath(efx); @@ -1969,18 +1963,16 @@ static int efx_change_mtu(struct net_device *net_dev, int new_mtu) if (new_mtu > EFX_MAX_MTU) return -EINVAL; - netif_dbg(efx, drv, efx->net_dev, "changing MTU to %d\n", new_mtu); - - efx_device_detach_sync(efx); efx_stop_all(efx); + netif_dbg(efx, drv, efx->net_dev, "changing MTU to %d\n", new_mtu); + mutex_lock(&efx->mac_lock); net_dev->mtu = new_mtu; efx->type->reconfigure_mac(efx); mutex_unlock(&efx->mac_lock); efx_start_all(efx); - netif_device_attach(efx->net_dev); return 0; } diff --git a/trunk/drivers/net/ethernet/sfc/efx.h b/trunk/drivers/net/ethernet/sfc/efx.h index d2f790df6dcb..50247dfe8f57 100644 --- a/trunk/drivers/net/ethernet/sfc/efx.h +++ b/trunk/drivers/net/ethernet/sfc/efx.h @@ -171,9 +171,9 @@ static inline void efx_device_detach_sync(struct efx_nic *efx) * TX scheduler is stopped when we're done and before * netif_device_present() becomes false. */ - netif_tx_lock_bh(dev); + netif_tx_lock(dev); netif_device_detach(dev); - netif_tx_unlock_bh(dev); + netif_tx_unlock(dev); } #endif /* EFX_EFX_H */ diff --git a/trunk/drivers/net/ethernet/sfc/net_driver.h b/trunk/drivers/net/ethernet/sfc/net_driver.h index 0a90abd2421b..2d756c1d7142 100644 --- a/trunk/drivers/net/ethernet/sfc/net_driver.h +++ b/trunk/drivers/net/ethernet/sfc/net_driver.h @@ -210,7 +210,6 @@ struct efx_tx_queue { * Will be %NULL if the buffer slot is currently free. * @page: The associated page buffer. Valif iff @flags & %EFX_RX_BUF_PAGE. * Will be %NULL if the buffer slot is currently free. - * @page_offset: Offset within page. Valid iff @flags & %EFX_RX_BUF_PAGE. * @len: Buffer length, in bytes. * @flags: Flags for buffer and packet state. */ @@ -220,8 +219,7 @@ struct efx_rx_buffer { struct sk_buff *skb; struct page *page; } u; - u16 page_offset; - u16 len; + unsigned int len; u16 flags; }; #define EFX_RX_BUF_PAGE 0x0001 diff --git a/trunk/drivers/net/ethernet/sfc/nic.c b/trunk/drivers/net/ethernet/sfc/nic.c index eaa8e874a3cb..0ad790cc473c 100644 --- a/trunk/drivers/net/ethernet/sfc/nic.c +++ b/trunk/drivers/net/ethernet/sfc/nic.c @@ -376,8 +376,7 @@ efx_may_push_tx_desc(struct efx_tx_queue *tx_queue, unsigned int write_count) return false; tx_queue->empty_read_count = 0; - return ((empty_read_count ^ write_count) & ~EFX_EMPTY_COUNT_VALID) == 0 - && tx_queue->write_count - write_count == 1; + return ((empty_read_count ^ write_count) & ~EFX_EMPTY_COUNT_VALID) == 0; } /* For each entry inserted into the software descriptor ring, create a diff --git a/trunk/drivers/net/ethernet/sfc/rx.c b/trunk/drivers/net/ethernet/sfc/rx.c index bb579a6128c8..d780a0d096b4 100644 --- a/trunk/drivers/net/ethernet/sfc/rx.c +++ b/trunk/drivers/net/ethernet/sfc/rx.c @@ -90,7 +90,11 @@ static unsigned int rx_refill_threshold; static inline unsigned int efx_rx_buf_offset(struct efx_nic *efx, struct efx_rx_buffer *buf) { - return buf->page_offset + efx->type->rx_buffer_hash_size; + /* Offset is always within one page, so we don't need to consider + * the page order. + */ + return ((unsigned int) buf->dma_addr & (PAGE_SIZE - 1)) + + efx->type->rx_buffer_hash_size; } static inline unsigned int efx_rx_buf_size(struct efx_nic *efx) { @@ -183,7 +187,6 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue) struct efx_nic *efx = rx_queue->efx; struct efx_rx_buffer *rx_buf; struct page *page; - unsigned int page_offset; struct efx_rx_page_state *state; dma_addr_t dma_addr; unsigned index, count; @@ -208,14 +211,12 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue) state->dma_addr = dma_addr; dma_addr += sizeof(struct efx_rx_page_state); - page_offset = sizeof(struct efx_rx_page_state); split: index = rx_queue->added_count & rx_queue->ptr_mask; rx_buf = efx_rx_buffer(rx_queue, index); rx_buf->dma_addr = dma_addr + EFX_PAGE_IP_ALIGN; rx_buf->u.page = page; - rx_buf->page_offset = page_offset + EFX_PAGE_IP_ALIGN; rx_buf->len = efx->rx_buffer_len - EFX_PAGE_IP_ALIGN; rx_buf->flags = EFX_RX_BUF_PAGE; ++rx_queue->added_count; @@ -226,7 +227,6 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue) /* Use the second half of the page */ get_page(page); dma_addr += (PAGE_SIZE >> 1); - page_offset += (PAGE_SIZE >> 1); ++count; goto split; } @@ -236,8 +236,7 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue) } static void efx_unmap_rx_buffer(struct efx_nic *efx, - struct efx_rx_buffer *rx_buf, - unsigned int used_len) + struct efx_rx_buffer *rx_buf) { if ((rx_buf->flags & EFX_RX_BUF_PAGE) && rx_buf->u.page) { struct efx_rx_page_state *state; @@ -248,10 +247,6 @@ static void efx_unmap_rx_buffer(struct efx_nic *efx, state->dma_addr, efx_rx_buf_size(efx), DMA_FROM_DEVICE); - } else if (used_len) { - dma_sync_single_for_cpu(&efx->pci_dev->dev, - rx_buf->dma_addr, used_len, - DMA_FROM_DEVICE); } } else if (!(rx_buf->flags & EFX_RX_BUF_PAGE) && rx_buf->u.skb) { dma_unmap_single(&efx->pci_dev->dev, rx_buf->dma_addr, @@ -274,7 +269,7 @@ static void efx_free_rx_buffer(struct efx_nic *efx, static void efx_fini_rx_buffer(struct efx_rx_queue *rx_queue, struct efx_rx_buffer *rx_buf) { - efx_unmap_rx_buffer(rx_queue->efx, rx_buf, 0); + efx_unmap_rx_buffer(rx_queue->efx, rx_buf); efx_free_rx_buffer(rx_queue->efx, rx_buf); } @@ -540,10 +535,10 @@ void efx_rx_packet(struct efx_rx_queue *rx_queue, unsigned int index, goto out; } - /* Release and/or sync DMA mapping - assumes all RX buffers - * consumed in-order per RX queue + /* Release card resources - assumes all RX buffers consumed in-order + * per RX queue */ - efx_unmap_rx_buffer(efx, rx_buf, len); + efx_unmap_rx_buffer(efx, rx_buf); /* Prefetch nice and early so data will (hopefully) be in cache by * the time we look at it. diff --git a/trunk/drivers/net/ethernet/ti/cpsw.c b/trunk/drivers/net/ethernet/ti/cpsw.c index 80cad06e5eb2..7e93df6585e7 100644 --- a/trunk/drivers/net/ethernet/ti/cpsw.c +++ b/trunk/drivers/net/ethernet/ti/cpsw.c @@ -436,7 +436,7 @@ void cpsw_tx_handler(void *token, int len, int status) * queue is stopped then start the queue as we have free desc for tx */ if (unlikely(netif_queue_stopped(ndev))) - netif_wake_queue(ndev); + netif_start_queue(ndev); cpts_tx_timestamp(priv->cpts, skb); priv->stats.tx_packets++; priv->stats.tx_bytes += len; @@ -731,7 +731,7 @@ static inline void cpsw_add_default_vlan(struct cpsw_priv *priv) writel(vlan, &priv->host_port_regs->port_vlan); - for (i = 0; i < priv->data.slaves; i++) + for (i = 0; i < 2; i++) slave_write(priv->slaves + i, vlan, reg); cpsw_ale_add_vlan(priv->ale, vlan, ALE_ALL_PORTS << port, @@ -905,7 +905,7 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb, /* If there is no more tx desc left free then we need to * tell the kernel to stop sending us tx frames. */ - if (unlikely(!cpdma_check_free_tx_desc(priv->txch))) + if (unlikely(cpdma_check_free_tx_desc(priv->txch))) netif_stop_queue(ndev); return NETDEV_TX_OK; @@ -1364,7 +1364,7 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, struct platform_device *mdio; parp = of_get_property(slave_node, "phy_id", &lenp); - if ((parp == NULL) || (lenp != (sizeof(void *) * 2))) { + if ((parp == NULL) && (lenp != (sizeof(void *) * 2))) { pr_err("Missing slave[%d] phy_id property\n", i); ret = -EINVAL; goto error_ret; diff --git a/trunk/drivers/net/ethernet/ti/davinci_emac.c b/trunk/drivers/net/ethernet/ti/davinci_emac.c index 72300bc9e378..52c05366599a 100644 --- a/trunk/drivers/net/ethernet/ti/davinci_emac.c +++ b/trunk/drivers/net/ethernet/ti/davinci_emac.c @@ -1053,7 +1053,7 @@ static void emac_tx_handler(void *token, int len, int status) * queue is stopped then start the queue as we have free desc for tx */ if (unlikely(netif_queue_stopped(ndev))) - netif_wake_queue(ndev); + netif_start_queue(ndev); ndev->stats.tx_packets++; ndev->stats.tx_bytes += len; dev_kfree_skb_any(skb); @@ -1102,7 +1102,7 @@ static int emac_dev_xmit(struct sk_buff *skb, struct net_device *ndev) /* If there is no more tx desc left free then we need to * tell the kernel to stop sending us tx frames. */ - if (unlikely(!cpdma_check_free_tx_desc(priv->txchan))) + if (unlikely(cpdma_check_free_tx_desc(priv->txchan))) netif_stop_queue(ndev); return NETDEV_TX_OK; diff --git a/trunk/drivers/net/hippi/rrunner.c b/trunk/drivers/net/hippi/rrunner.c index 3c4d6274bb9b..e5b19b056909 100644 --- a/trunk/drivers/net/hippi/rrunner.c +++ b/trunk/drivers/net/hippi/rrunner.c @@ -202,9 +202,6 @@ static int rr_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; out: - if (rrpriv->evt_ring) - pci_free_consistent(pdev, EVT_RING_SIZE, rrpriv->evt_ring, - rrpriv->evt_ring_dma); if (rrpriv->rx_ring) pci_free_consistent(pdev, RX_TOTAL_SIZE, rrpriv->rx_ring, rrpriv->rx_ring_dma); diff --git a/trunk/drivers/net/hyperv/netvsc.c b/trunk/drivers/net/hyperv/netvsc.c index f5f0f09e4cc5..1cd77483da50 100644 --- a/trunk/drivers/net/hyperv/netvsc.c +++ b/trunk/drivers/net/hyperv/netvsc.c @@ -470,10 +470,8 @@ static void netvsc_send_completion(struct hv_device *device, packet->trans_id; /* Notify the layer above us */ - if (nvsc_packet) - nvsc_packet->completion.send.send_completion( - nvsc_packet->completion.send. - send_completion_ctx); + nvsc_packet->completion.send.send_completion( + nvsc_packet->completion.send.send_completion_ctx); num_outstanding_sends = atomic_dec_return(&net_device->num_outstanding_sends); @@ -500,7 +498,6 @@ int netvsc_send(struct hv_device *device, int ret = 0; struct nvsp_message sendMessage; struct net_device *ndev; - u64 req_id; net_device = get_outbound_net_device(device); if (!net_device) @@ -521,24 +518,20 @@ int netvsc_send(struct hv_device *device, 0xFFFFFFFF; sendMessage.msg.v1_msg.send_rndis_pkt.send_buf_section_size = 0; - if (packet->completion.send.send_completion) - req_id = (u64)packet; - else - req_id = 0; - if (packet->page_buf_cnt) { ret = vmbus_sendpacket_pagebuffer(device->channel, packet->page_buf, packet->page_buf_cnt, &sendMessage, sizeof(struct nvsp_message), - req_id); + (unsigned long)packet); } else { ret = vmbus_sendpacket(device->channel, &sendMessage, sizeof(struct nvsp_message), - req_id, + (unsigned long)packet, VM_PKT_DATA_INBAND, VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED); + } if (ret == 0) { diff --git a/trunk/drivers/net/hyperv/netvsc_drv.c b/trunk/drivers/net/hyperv/netvsc_drv.c index 8341b62e5521..5f85205cd12b 100644 --- a/trunk/drivers/net/hyperv/netvsc_drv.c +++ b/trunk/drivers/net/hyperv/netvsc_drv.c @@ -241,11 +241,13 @@ void netvsc_linkstatus_callback(struct hv_device *device_obj, if (status == 1) { netif_carrier_on(net); + netif_wake_queue(net); ndev_ctx = netdev_priv(net); schedule_delayed_work(&ndev_ctx->dwork, 0); schedule_delayed_work(&ndev_ctx->dwork, msecs_to_jiffies(20)); } else { netif_carrier_off(net); + netif_tx_disable(net); } } diff --git a/trunk/drivers/net/hyperv/rndis_filter.c b/trunk/drivers/net/hyperv/rndis_filter.c index 0775f0aefd1e..2b657d4d63a8 100644 --- a/trunk/drivers/net/hyperv/rndis_filter.c +++ b/trunk/drivers/net/hyperv/rndis_filter.c @@ -61,6 +61,9 @@ struct rndis_request { static void rndis_filter_send_completion(void *ctx); +static void rndis_filter_send_request_completion(void *ctx); + + static struct rndis_device *get_rndis_device(void) { @@ -238,7 +241,10 @@ static int rndis_filter_send_request(struct rndis_device *dev, packet->page_buf[0].len; } - packet->completion.send.send_completion = NULL; + packet->completion.send.send_completion_ctx = req;/* packet; */ + packet->completion.send.send_completion = + rndis_filter_send_request_completion; + packet->completion.send.send_completion_tid = (unsigned long)dev; ret = netvsc_send(dev->net_dev->dev, packet); return ret; @@ -993,3 +999,9 @@ static void rndis_filter_send_completion(void *ctx) /* Pass it back to the original handler */ filter_pkt->completion(filter_pkt->completion_ctx); } + + +static void rndis_filter_send_request_completion(void *ctx) +{ + /* Noop */ +} diff --git a/trunk/drivers/net/macvlan.c b/trunk/drivers/net/macvlan.c index 73abbc1655d5..417b2af1aa80 100644 --- a/trunk/drivers/net/macvlan.c +++ b/trunk/drivers/net/macvlan.c @@ -660,7 +660,6 @@ void macvlan_common_setup(struct net_device *dev) ether_setup(dev); dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING); - dev->priv_flags |= IFF_UNICAST_FLT; dev->netdev_ops = &macvlan_netdev_ops; dev->destructor = free_netdev; dev->header_ops = &macvlan_hard_header_ops, diff --git a/trunk/drivers/net/netconsole.c b/trunk/drivers/net/netconsole.c index 59ac143dec25..37add21a3d7d 100644 --- a/trunk/drivers/net/netconsole.c +++ b/trunk/drivers/net/netconsole.c @@ -666,7 +666,6 @@ static int netconsole_netdev_event(struct notifier_block *this, goto done; spin_lock_irqsave(&target_list_lock, flags); -restart: list_for_each_entry(nt, &target_list, list) { netconsole_target_get(nt); if (nt->np.dev == dev) { @@ -679,17 +678,15 @@ static int netconsole_netdev_event(struct notifier_block *this, case NETDEV_UNREGISTER: /* * rtnl_lock already held - * we might sleep in __netpoll_cleanup() */ - spin_unlock_irqrestore(&target_list_lock, flags); - __netpoll_cleanup(&nt->np); - spin_lock_irqsave(&target_list_lock, flags); - dev_put(nt->np.dev); - nt->np.dev = NULL; + if (nt->np.dev) { + __netpoll_cleanup(&nt->np); + dev_put(nt->np.dev); + nt->np.dev = NULL; + } nt->enabled = 0; stopped = true; - netconsole_target_put(nt); - goto restart; + break; } } netconsole_target_put(nt); diff --git a/trunk/drivers/net/phy/micrel.c b/trunk/drivers/net/phy/micrel.c index abf7b6153d00..29934446436a 100644 --- a/trunk/drivers/net/phy/micrel.c +++ b/trunk/drivers/net/phy/micrel.c @@ -257,7 +257,8 @@ static struct phy_driver ksphy_driver[] = { .phy_id = PHY_ID_KSZ9021, .phy_id_mask = 0x000ffffe, .name = "Micrel KSZ9021 Gigabit PHY", - .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause), + .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause + | SUPPORTED_Asym_Pause), .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, .config_init = kszphy_config_init, .config_aneg = genphy_config_aneg, diff --git a/trunk/drivers/net/phy/phy_device.c b/trunk/drivers/net/phy/phy_device.c index 3657b4a29124..9930f9999561 100644 --- a/trunk/drivers/net/phy/phy_device.c +++ b/trunk/drivers/net/phy/phy_device.c @@ -44,13 +44,13 @@ MODULE_LICENSE("GPL"); void phy_device_free(struct phy_device *phydev) { - put_device(&phydev->dev); + kfree(phydev); } EXPORT_SYMBOL(phy_device_free); static void phy_device_release(struct device *dev) { - kfree(to_phy_device(dev)); + phy_device_free(to_phy_device(dev)); } static struct phy_driver genphy_driver; @@ -201,8 +201,6 @@ struct phy_device *phy_device_create(struct mii_bus *bus, int addr, int phy_id, there's no driver _already_ loaded. */ request_module(MDIO_MODULE_PREFIX MDIO_ID_FMT, MDIO_ID_ARGS(phy_id)); - device_initialize(&dev->dev); - return dev; } EXPORT_SYMBOL(phy_device_create); @@ -365,9 +363,9 @@ int phy_device_register(struct phy_device *phydev) /* Run all of the fixups for this PHY */ phy_scan_fixups(phydev); - err = device_add(&phydev->dev); + err = device_register(&phydev->dev); if (err) { - pr_err("PHY %d failed to add\n", phydev->addr); + pr_err("phy %d failed to register\n", phydev->addr); goto out; } diff --git a/trunk/drivers/net/team/team.c b/trunk/drivers/net/team/team.c index bf3419297875..05c5efe84591 100644 --- a/trunk/drivers/net/team/team.c +++ b/trunk/drivers/net/team/team.c @@ -1138,8 +1138,6 @@ static int team_port_del(struct team *team, struct net_device *port_dev) netdev_upper_dev_unlink(port_dev, dev); team_port_disable_netpoll(port); vlan_vids_del_by_dev(port_dev, dev); - dev_uc_unsync(port_dev, dev); - dev_mc_unsync(port_dev, dev); dev_close(port_dev); team_port_leave(team, port); diff --git a/trunk/drivers/net/tun.c b/trunk/drivers/net/tun.c index b7c457adc0dc..2c6a22e278ea 100644 --- a/trunk/drivers/net/tun.c +++ b/trunk/drivers/net/tun.c @@ -747,8 +747,6 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) goto drop; skb_orphan(skb); - nf_reset(skb); - /* Enqueue packet */ skb_queue_tail(&tfile->socket.sk->sk_receive_queue, skb); diff --git a/trunk/drivers/net/usb/Kconfig b/trunk/drivers/net/usb/Kconfig index 7c769d8e25ad..da92ed3797aa 100644 --- a/trunk/drivers/net/usb/Kconfig +++ b/trunk/drivers/net/usb/Kconfig @@ -156,24 +156,6 @@ config USB_NET_AX8817X This driver creates an interface named "ethX", where X depends on what other networking devices you have in use. -config USB_NET_AX88179_178A - tristate "ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet" - depends on USB_USBNET - select CRC32 - select PHYLIB - default y - help - This option adds support for ASIX AX88179 based USB 3.0/2.0 - to Gigabit Ethernet adapters. - - This driver should work with at least the following devices: - * ASIX AX88179 - * ASIX AX88178A - * Sitcomm LN-032 - - This driver creates an interface named "ethX", where X depends on - what other networking devices you have in use. - config USB_NET_CDCETHER tristate "CDC Ethernet support (smart devices such as cable modems)" depends on USB_USBNET @@ -268,7 +250,7 @@ config USB_NET_SMSC75XX select CRC16 select CRC32 help - This option adds support for SMSC LAN75XX based USB 2.0 + This option adds support for SMSC LAN95XX based USB 2.0 Gigabit Ethernet adapters. config USB_NET_SMSC95XX diff --git a/trunk/drivers/net/usb/Makefile b/trunk/drivers/net/usb/Makefile index 119b06c9aa16..478691326f37 100644 --- a/trunk/drivers/net/usb/Makefile +++ b/trunk/drivers/net/usb/Makefile @@ -9,7 +9,6 @@ obj-$(CONFIG_USB_RTL8150) += rtl8150.o obj-$(CONFIG_USB_HSO) += hso.o obj-$(CONFIG_USB_NET_AX8817X) += asix.o asix-y := asix_devices.o asix_common.o ax88172a.o -obj-$(CONFIG_USB_NET_AX88179_178A) += ax88179_178a.o obj-$(CONFIG_USB_NET_CDCETHER) += cdc_ether.o obj-$(CONFIG_USB_NET_CDC_EEM) += cdc_eem.o obj-$(CONFIG_USB_NET_DM9601) += dm9601.o diff --git a/trunk/drivers/net/usb/asix_devices.c b/trunk/drivers/net/usb/asix_devices.c index 709753469099..2205dbc8d32f 100644 --- a/trunk/drivers/net/usb/asix_devices.c +++ b/trunk/drivers/net/usb/asix_devices.c @@ -924,29 +924,6 @@ static const struct driver_info ax88178_info = { .tx_fixup = asix_tx_fixup, }; -/* - * USBLINK 20F9 "USB 2.0 LAN" USB ethernet adapter, typically found in - * no-name packaging. - * USB device strings are: - * 1: Manufacturer: USBLINK - * 2: Product: HG20F9 USB2.0 - * 3: Serial: 000003 - * Appears to be compatible with Asix 88772B. - */ -static const struct driver_info hg20f9_info = { - .description = "HG20F9 USB 2.0 Ethernet", - .bind = ax88772_bind, - .unbind = ax88772_unbind, - .status = asix_status, - .link_reset = ax88772_link_reset, - .reset = ax88772_reset, - .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR | - FLAG_MULTI_PACKET, - .rx_fixup = asix_rx_fixup_common, - .tx_fixup = asix_tx_fixup, - .data = FLAG_EEPROM_MAC, -}; - extern const struct driver_info ax88172a_info; static const struct usb_device_id products [] = { @@ -1086,14 +1063,6 @@ static const struct usb_device_id products [] = { /* ASIX 88172a demo board */ USB_DEVICE(0x0b95, 0x172a), .driver_info = (unsigned long) &ax88172a_info, -}, { - /* - * USBLINK HG20F9 "USB 2.0 LAN" - * Appears to have gazumped Linksys's manufacturer ID but - * doesn't (yet) conflict with any known Linksys product. - */ - USB_DEVICE(0x066b, 0x20f9), - .driver_info = (unsigned long) &hg20f9_info, }, { }, // END }; diff --git a/trunk/drivers/net/usb/ax88179_178a.c b/trunk/drivers/net/usb/ax88179_178a.c deleted file mode 100644 index 71c27d8d214f..000000000000 --- a/trunk/drivers/net/usb/ax88179_178a.c +++ /dev/null @@ -1,1448 +0,0 @@ -/* - * ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet Devices - * - * Copyright (C) 2011-2013 ASIX - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include -#include -#include -#include -#include -#include - -#define AX88179_PHY_ID 0x03 -#define AX_EEPROM_LEN 0x100 -#define AX88179_EEPROM_MAGIC 0x17900b95 -#define AX_MCAST_FLTSIZE 8 -#define AX_MAX_MCAST 64 -#define AX_INT_PPLS_LINK ((u32)BIT(16)) -#define AX_RXHDR_L4_TYPE_MASK 0x1c -#define AX_RXHDR_L4_TYPE_UDP 4 -#define AX_RXHDR_L4_TYPE_TCP 16 -#define AX_RXHDR_L3CSUM_ERR 2 -#define AX_RXHDR_L4CSUM_ERR 1 -#define AX_RXHDR_CRC_ERR ((u32)BIT(31)) -#define AX_RXHDR_DROP_ERR ((u32)BIT(30)) -#define AX_ACCESS_MAC 0x01 -#define AX_ACCESS_PHY 0x02 -#define AX_ACCESS_EEPROM 0x04 -#define AX_ACCESS_EFUS 0x05 -#define AX_PAUSE_WATERLVL_HIGH 0x54 -#define AX_PAUSE_WATERLVL_LOW 0x55 - -#define PHYSICAL_LINK_STATUS 0x02 - #define AX_USB_SS 0x04 - #define AX_USB_HS 0x02 - -#define GENERAL_STATUS 0x03 -/* Check AX88179 version. UA1:Bit2 = 0, UA2:Bit2 = 1 */ - #define AX_SECLD 0x04 - -#define AX_SROM_ADDR 0x07 -#define AX_SROM_CMD 0x0a - #define EEP_RD 0x04 - #define EEP_BUSY 0x10 - -#define AX_SROM_DATA_LOW 0x08 -#define AX_SROM_DATA_HIGH 0x09 - -#define AX_RX_CTL 0x0b - #define AX_RX_CTL_DROPCRCERR 0x0100 - #define AX_RX_CTL_IPE 0x0200 - #define AX_RX_CTL_START 0x0080 - #define AX_RX_CTL_AP 0x0020 - #define AX_RX_CTL_AM 0x0010 - #define AX_RX_CTL_AB 0x0008 - #define AX_RX_CTL_AMALL 0x0002 - #define AX_RX_CTL_PRO 0x0001 - #define AX_RX_CTL_STOP 0x0000 - -#define AX_NODE_ID 0x10 -#define AX_MULFLTARY 0x16 - -#define AX_MEDIUM_STATUS_MODE 0x22 - #define AX_MEDIUM_GIGAMODE 0x01 - #define AX_MEDIUM_FULL_DUPLEX 0x02 - #define AX_MEDIUM_ALWAYS_ONE 0x04 - #define AX_MEDIUM_EN_125MHZ 0x08 - #define AX_MEDIUM_RXFLOW_CTRLEN 0x10 - #define AX_MEDIUM_TXFLOW_CTRLEN 0x20 - #define AX_MEDIUM_RECEIVE_EN 0x100 - #define AX_MEDIUM_PS 0x200 - #define AX_MEDIUM_JUMBO_EN 0x8040 - -#define AX_MONITOR_MOD 0x24 - #define AX_MONITOR_MODE_RWLC 0x02 - #define AX_MONITOR_MODE_RWMP 0x04 - #define AX_MONITOR_MODE_PMEPOL 0x20 - #define AX_MONITOR_MODE_PMETYPE 0x40 - -#define AX_GPIO_CTRL 0x25 - #define AX_GPIO_CTRL_GPIO3EN 0x80 - #define AX_GPIO_CTRL_GPIO2EN 0x40 - #define AX_GPIO_CTRL_GPIO1EN 0x20 - -#define AX_PHYPWR_RSTCTL 0x26 - #define AX_PHYPWR_RSTCTL_BZ 0x0010 - #define AX_PHYPWR_RSTCTL_IPRL 0x0020 - #define AX_PHYPWR_RSTCTL_AT 0x1000 - -#define AX_RX_BULKIN_QCTRL 0x2e -#define AX_CLK_SELECT 0x33 - #define AX_CLK_SELECT_BCS 0x01 - #define AX_CLK_SELECT_ACS 0x02 - #define AX_CLK_SELECT_ULR 0x08 - -#define AX_RXCOE_CTL 0x34 - #define AX_RXCOE_IP 0x01 - #define AX_RXCOE_TCP 0x02 - #define AX_RXCOE_UDP 0x04 - #define AX_RXCOE_TCPV6 0x20 - #define AX_RXCOE_UDPV6 0x40 - -#define AX_TXCOE_CTL 0x35 - #define AX_TXCOE_IP 0x01 - #define AX_TXCOE_TCP 0x02 - #define AX_TXCOE_UDP 0x04 - #define AX_TXCOE_TCPV6 0x20 - #define AX_TXCOE_UDPV6 0x40 - -#define AX_LEDCTRL 0x73 - -#define GMII_PHY_PHYSR 0x11 - #define GMII_PHY_PHYSR_SMASK 0xc000 - #define GMII_PHY_PHYSR_GIGA 0x8000 - #define GMII_PHY_PHYSR_100 0x4000 - #define GMII_PHY_PHYSR_FULL 0x2000 - #define GMII_PHY_PHYSR_LINK 0x400 - -#define GMII_LED_ACT 0x1a - #define GMII_LED_ACTIVE_MASK 0xff8f - #define GMII_LED0_ACTIVE BIT(4) - #define GMII_LED1_ACTIVE BIT(5) - #define GMII_LED2_ACTIVE BIT(6) - -#define GMII_LED_LINK 0x1c - #define GMII_LED_LINK_MASK 0xf888 - #define GMII_LED0_LINK_10 BIT(0) - #define GMII_LED0_LINK_100 BIT(1) - #define GMII_LED0_LINK_1000 BIT(2) - #define GMII_LED1_LINK_10 BIT(4) - #define GMII_LED1_LINK_100 BIT(5) - #define GMII_LED1_LINK_1000 BIT(6) - #define GMII_LED2_LINK_10 BIT(8) - #define GMII_LED2_LINK_100 BIT(9) - #define GMII_LED2_LINK_1000 BIT(10) - #define LED0_ACTIVE BIT(0) - #define LED0_LINK_10 BIT(1) - #define LED0_LINK_100 BIT(2) - #define LED0_LINK_1000 BIT(3) - #define LED0_FD BIT(4) - #define LED0_USB3_MASK 0x001f - #define LED1_ACTIVE BIT(5) - #define LED1_LINK_10 BIT(6) - #define LED1_LINK_100 BIT(7) - #define LED1_LINK_1000 BIT(8) - #define LED1_FD BIT(9) - #define LED1_USB3_MASK 0x03e0 - #define LED2_ACTIVE BIT(10) - #define LED2_LINK_1000 BIT(13) - #define LED2_LINK_100 BIT(12) - #define LED2_LINK_10 BIT(11) - #define LED2_FD BIT(14) - #define LED_VALID BIT(15) - #define LED2_USB3_MASK 0x7c00 - -#define GMII_PHYPAGE 0x1e -#define GMII_PHY_PAGE_SELECT 0x1f - #define GMII_PHY_PGSEL_EXT 0x0007 - #define GMII_PHY_PGSEL_PAGE0 0x0000 - -struct ax88179_data { - u16 rxctl; - u16 reserved; -}; - -struct ax88179_int_data { - __le32 intdata1; - __le32 intdata2; -}; - -static const struct { - unsigned char ctrl, timer_l, timer_h, size, ifg; -} AX88179_BULKIN_SIZE[] = { - {7, 0x4f, 0, 0x12, 0xff}, - {7, 0x20, 3, 0x16, 0xff}, - {7, 0xae, 7, 0x18, 0xff}, - {7, 0xcc, 0x4c, 0x18, 8}, -}; - -static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, - u16 size, void *data, int in_pm) -{ - int ret; - int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16); - - BUG_ON(!dev); - - if (!in_pm) - fn = usbnet_read_cmd; - else - fn = usbnet_read_cmd_nopm; - - ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - value, index, data, size); - - if (unlikely(ret < 0)) - netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n", - index, ret); - - return ret; -} - -static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, - u16 size, void *data, int in_pm) -{ - int ret; - int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16); - - BUG_ON(!dev); - - if (!in_pm) - fn = usbnet_write_cmd; - else - fn = usbnet_write_cmd_nopm; - - ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - value, index, data, size); - - if (unlikely(ret < 0)) - netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n", - index, ret); - - return ret; -} - -static void ax88179_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, - u16 index, u16 size, void *data) -{ - u16 buf; - - if (2 == size) { - buf = *((u16 *)data); - cpu_to_le16s(&buf); - usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | - USB_RECIP_DEVICE, value, index, &buf, - size); - } else { - usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | - USB_RECIP_DEVICE, value, index, data, - size); - } -} - -static int ax88179_read_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value, - u16 index, u16 size, void *data) -{ - int ret; - - if (2 == size) { - u16 buf; - ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1); - le16_to_cpus(&buf); - *((u16 *)data) = buf; - } else if (4 == size) { - u32 buf; - ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1); - le32_to_cpus(&buf); - *((u32 *)data) = buf; - } else { - ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 1); - } - - return ret; -} - -static int ax88179_write_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value, - u16 index, u16 size, void *data) -{ - int ret; - - if (2 == size) { - u16 buf; - buf = *((u16 *)data); - cpu_to_le16s(&buf); - ret = __ax88179_write_cmd(dev, cmd, value, index, - size, &buf, 1); - } else { - ret = __ax88179_write_cmd(dev, cmd, value, index, - size, data, 1); - } - - return ret; -} - -static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, - u16 size, void *data) -{ - int ret; - - if (2 == size) { - u16 buf; - ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); - le16_to_cpus(&buf); - *((u16 *)data) = buf; - } else if (4 == size) { - u32 buf; - ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); - le32_to_cpus(&buf); - *((u32 *)data) = buf; - } else { - ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 0); - } - - return ret; -} - -static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, - u16 size, void *data) -{ - int ret; - - if (2 == size) { - u16 buf; - buf = *((u16 *)data); - cpu_to_le16s(&buf); - ret = __ax88179_write_cmd(dev, cmd, value, index, - size, &buf, 0); - } else { - ret = __ax88179_write_cmd(dev, cmd, value, index, - size, data, 0); - } - - return ret; -} - -static void ax88179_status(struct usbnet *dev, struct urb *urb) -{ - struct ax88179_int_data *event; - u32 link; - - if (urb->actual_length < 8) - return; - - event = urb->transfer_buffer; - le32_to_cpus((void *)&event->intdata1); - - link = (((__force u32)event->intdata1) & AX_INT_PPLS_LINK) >> 16; - - if (netif_carrier_ok(dev->net) != link) { - if (link) - usbnet_defer_kevent(dev, EVENT_LINK_RESET); - else - netif_carrier_off(dev->net); - - netdev_info(dev->net, "ax88179 - Link status is: %d\n", link); - } -} - -static int ax88179_mdio_read(struct net_device *netdev, int phy_id, int loc) -{ - struct usbnet *dev = netdev_priv(netdev); - u16 res; - - ax88179_read_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); - return res; -} - -static void ax88179_mdio_write(struct net_device *netdev, int phy_id, int loc, - int val) -{ - struct usbnet *dev = netdev_priv(netdev); - u16 res = (u16) val; - - ax88179_write_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); -} - -static int ax88179_suspend(struct usb_interface *intf, pm_message_t message) -{ - struct usbnet *dev = usb_get_intfdata(intf); - u16 tmp16; - u8 tmp8; - - usbnet_suspend(intf, message); - - /* Disable RX path */ - ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, &tmp16); - tmp16 &= ~AX_MEDIUM_RECEIVE_EN; - ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, &tmp16); - - /* Force bulk-in zero length */ - ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, - 2, 2, &tmp16); - - tmp16 |= AX_PHYPWR_RSTCTL_BZ | AX_PHYPWR_RSTCTL_IPRL; - ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, - 2, 2, &tmp16); - - /* change clock */ - tmp8 = 0; - ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); - - /* Configure RX control register => stop operation */ - tmp16 = AX_RX_CTL_STOP; - ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); - - return 0; -} - -/* This function is used to enable the autodetach function. */ -/* This function is determined by offset 0x43 of EEPROM */ -static int ax88179_auto_detach(struct usbnet *dev, int in_pm) -{ - u16 tmp16; - u8 tmp8; - int (*fnr)(struct usbnet *, u8, u16, u16, u16, void *); - int (*fnw)(struct usbnet *, u8, u16, u16, u16, void *); - - if (!in_pm) { - fnr = ax88179_read_cmd; - fnw = ax88179_write_cmd; - } else { - fnr = ax88179_read_cmd_nopm; - fnw = ax88179_write_cmd_nopm; - } - - if (fnr(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0) - return 0; - - if ((tmp16 == 0xFFFF) || (!(tmp16 & 0x0100))) - return 0; - - /* Enable Auto Detach bit */ - tmp8 = 0; - fnr(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); - tmp8 |= AX_CLK_SELECT_ULR; - fnw(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); - - fnr(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); - tmp16 |= AX_PHYPWR_RSTCTL_AT; - fnw(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); - - return 0; -} - -static int ax88179_resume(struct usb_interface *intf) -{ - struct usbnet *dev = usb_get_intfdata(intf); - u16 tmp16; - u8 tmp8; - - netif_carrier_off(dev->net); - - /* Power up ethernet PHY */ - tmp16 = 0; - ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, - 2, 2, &tmp16); - udelay(1000); - - tmp16 = AX_PHYPWR_RSTCTL_IPRL; - ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, - 2, 2, &tmp16); - msleep(200); - - /* Ethernet PHY Auto Detach*/ - ax88179_auto_detach(dev, 1); - - /* Enable clock */ - ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); - tmp8 |= AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; - ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); - msleep(100); - - /* Configure RX control register => start operation */ - tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | - AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; - ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); - - return usbnet_resume(intf); -} - -static void -ax88179_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) -{ - struct usbnet *dev = netdev_priv(net); - u8 opt; - - if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, - 1, 1, &opt) < 0) { - wolinfo->supported = 0; - wolinfo->wolopts = 0; - return; - } - - wolinfo->supported = WAKE_PHY | WAKE_MAGIC; - wolinfo->wolopts = 0; - if (opt & AX_MONITOR_MODE_RWLC) - wolinfo->wolopts |= WAKE_PHY; - if (opt & AX_MONITOR_MODE_RWMP) - wolinfo->wolopts |= WAKE_MAGIC; -} - -static int -ax88179_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) -{ - struct usbnet *dev = netdev_priv(net); - u8 opt = 0; - - if (wolinfo->wolopts & WAKE_PHY) - opt |= AX_MONITOR_MODE_RWLC; - if (wolinfo->wolopts & WAKE_MAGIC) - opt |= AX_MONITOR_MODE_RWMP; - - if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, - 1, 1, &opt) < 0) - return -EINVAL; - - return 0; -} - -static int ax88179_get_eeprom_len(struct net_device *net) -{ - return AX_EEPROM_LEN; -} - -static int -ax88179_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, - u8 *data) -{ - struct usbnet *dev = netdev_priv(net); - u16 *eeprom_buff; - int first_word, last_word; - int i, ret; - - if (eeprom->len == 0) - return -EINVAL; - - eeprom->magic = AX88179_EEPROM_MAGIC; - - first_word = eeprom->offset >> 1; - last_word = (eeprom->offset + eeprom->len - 1) >> 1; - eeprom_buff = kmalloc(sizeof(u16) * (last_word - first_word + 1), - GFP_KERNEL); - if (!eeprom_buff) - return -ENOMEM; - - /* ax88179/178A returns 2 bytes from eeprom on read */ - for (i = first_word; i <= last_word; i++) { - ret = __ax88179_read_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, - &eeprom_buff[i - first_word], - 0); - if (ret < 0) { - kfree(eeprom_buff); - return -EIO; - } - } - - memcpy(data, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); - kfree(eeprom_buff); - return 0; -} - -static int ax88179_get_settings(struct net_device *net, struct ethtool_cmd *cmd) -{ - struct usbnet *dev = netdev_priv(net); - return mii_ethtool_gset(&dev->mii, cmd); -} - -static int ax88179_set_settings(struct net_device *net, struct ethtool_cmd *cmd) -{ - struct usbnet *dev = netdev_priv(net); - return mii_ethtool_sset(&dev->mii, cmd); -} - - -static int ax88179_ioctl(struct net_device *net, struct ifreq *rq, int cmd) -{ - struct usbnet *dev = netdev_priv(net); - return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL); -} - -static const struct ethtool_ops ax88179_ethtool_ops = { - .get_link = ethtool_op_get_link, - .get_msglevel = usbnet_get_msglevel, - .set_msglevel = usbnet_set_msglevel, - .get_wol = ax88179_get_wol, - .set_wol = ax88179_set_wol, - .get_eeprom_len = ax88179_get_eeprom_len, - .get_eeprom = ax88179_get_eeprom, - .get_settings = ax88179_get_settings, - .set_settings = ax88179_set_settings, - .nway_reset = usbnet_nway_reset, -}; - -static void ax88179_set_multicast(struct net_device *net) -{ - struct usbnet *dev = netdev_priv(net); - struct ax88179_data *data = (struct ax88179_data *)dev->data; - u8 *m_filter = ((u8 *)dev->data) + 12; - - data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE); - - if (net->flags & IFF_PROMISC) { - data->rxctl |= AX_RX_CTL_PRO; - } else if (net->flags & IFF_ALLMULTI || - netdev_mc_count(net) > AX_MAX_MCAST) { - data->rxctl |= AX_RX_CTL_AMALL; - } else if (netdev_mc_empty(net)) { - /* just broadcast and directed */ - } else { - /* We use the 20 byte dev->data for our 8 byte filter buffer - * to avoid allocating memory that is tricky to free later - */ - u32 crc_bits; - struct netdev_hw_addr *ha; - - memset(m_filter, 0, AX_MCAST_FLTSIZE); - - netdev_for_each_mc_addr(ha, net) { - crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26; - *(m_filter + (crc_bits >> 3)) |= (1 << (crc_bits & 7)); - } - - ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_MULFLTARY, - AX_MCAST_FLTSIZE, AX_MCAST_FLTSIZE, - m_filter); - - data->rxctl |= AX_RX_CTL_AM; - } - - ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_RX_CTL, - 2, 2, &data->rxctl); -} - -static int -ax88179_set_features(struct net_device *net, netdev_features_t features) -{ - u8 tmp; - struct usbnet *dev = netdev_priv(net); - netdev_features_t changed = net->features ^ features; - - if (changed & NETIF_F_IP_CSUM) { - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); - tmp ^= AX_TXCOE_TCP | AX_TXCOE_UDP; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); - } - - if (changed & NETIF_F_IPV6_CSUM) { - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); - tmp ^= AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); - } - - if (changed & NETIF_F_RXCSUM) { - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); - tmp ^= AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | - AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); - } - - return 0; -} - -static int ax88179_change_mtu(struct net_device *net, int new_mtu) -{ - struct usbnet *dev = netdev_priv(net); - u16 tmp16; - - if (new_mtu <= 0 || new_mtu > 4088) - return -EINVAL; - - net->mtu = new_mtu; - dev->hard_mtu = net->mtu + net->hard_header_len; - - if (net->mtu > 1500) { - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, &tmp16); - tmp16 |= AX_MEDIUM_JUMBO_EN; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, &tmp16); - } else { - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, &tmp16); - tmp16 &= ~AX_MEDIUM_JUMBO_EN; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, &tmp16); - } - - return 0; -} - -static int ax88179_set_mac_addr(struct net_device *net, void *p) -{ - struct usbnet *dev = netdev_priv(net); - struct sockaddr *addr = p; - - if (netif_running(net)) - return -EBUSY; - if (!is_valid_ether_addr(addr->sa_data)) - return -EADDRNOTAVAIL; - - memcpy(net->dev_addr, addr->sa_data, ETH_ALEN); - - /* Set the MAC address */ - return ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, - ETH_ALEN, net->dev_addr); -} - -static const struct net_device_ops ax88179_netdev_ops = { - .ndo_open = usbnet_open, - .ndo_stop = usbnet_stop, - .ndo_start_xmit = usbnet_start_xmit, - .ndo_tx_timeout = usbnet_tx_timeout, - .ndo_change_mtu = ax88179_change_mtu, - .ndo_set_mac_address = ax88179_set_mac_addr, - .ndo_validate_addr = eth_validate_addr, - .ndo_do_ioctl = ax88179_ioctl, - .ndo_set_rx_mode = ax88179_set_multicast, - .ndo_set_features = ax88179_set_features, -}; - -static int ax88179_check_eeprom(struct usbnet *dev) -{ - u8 i, buf, eeprom[20]; - u16 csum, delay = HZ / 10; - unsigned long jtimeout; - - /* Read EEPROM content */ - for (i = 0; i < 6; i++) { - buf = i; - if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, - 1, 1, &buf) < 0) - return -EINVAL; - - buf = EEP_RD; - if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, - 1, 1, &buf) < 0) - return -EINVAL; - - jtimeout = jiffies + delay; - do { - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, - 1, 1, &buf); - - if (time_after(jiffies, jtimeout)) - return -EINVAL; - - } while (buf & EEP_BUSY); - - __ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, - 2, 2, &eeprom[i * 2], 0); - - if ((i == 0) && (eeprom[0] == 0xFF)) - return -EINVAL; - } - - csum = eeprom[6] + eeprom[7] + eeprom[8] + eeprom[9]; - csum = (csum >> 8) + (csum & 0xff); - if ((csum + eeprom[10]) != 0xff) - return -EINVAL; - - return 0; -} - -static int ax88179_check_efuse(struct usbnet *dev, u16 *ledmode) -{ - u8 i; - u8 efuse[64]; - u16 csum = 0; - - if (ax88179_read_cmd(dev, AX_ACCESS_EFUS, 0, 64, 64, efuse) < 0) - return -EINVAL; - - if (*efuse == 0xFF) - return -EINVAL; - - for (i = 0; i < 64; i++) - csum = csum + efuse[i]; - - while (csum > 255) - csum = (csum & 0x00FF) + ((csum >> 8) & 0x00FF); - - if (csum != 0xFF) - return -EINVAL; - - *ledmode = (efuse[51] << 8) | efuse[52]; - - return 0; -} - -static int ax88179_convert_old_led(struct usbnet *dev, u16 *ledvalue) -{ - u16 led; - - /* Loaded the old eFuse LED Mode */ - if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x3C, 1, 2, &led) < 0) - return -EINVAL; - - led >>= 8; - switch (led) { - case 0xFF: - led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | - LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | - LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; - break; - case 0xFE: - led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | LED_VALID; - break; - case 0xFD: - led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | - LED2_LINK_10 | LED_VALID; - break; - case 0xFC: - led = LED0_ACTIVE | LED1_ACTIVE | LED1_LINK_1000 | LED2_ACTIVE | - LED2_LINK_100 | LED2_LINK_10 | LED_VALID; - break; - default: - led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | - LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | - LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; - break; - } - - *ledvalue = led; - - return 0; -} - -static int ax88179_led_setting(struct usbnet *dev) -{ - u8 ledfd, value = 0; - u16 tmp, ledact, ledlink, ledvalue = 0, delay = HZ / 10; - unsigned long jtimeout; - - /* Check AX88179 version. UA1 or UA2*/ - ax88179_read_cmd(dev, AX_ACCESS_MAC, GENERAL_STATUS, 1, 1, &value); - - if (!(value & AX_SECLD)) { /* UA1 */ - value = AX_GPIO_CTRL_GPIO3EN | AX_GPIO_CTRL_GPIO2EN | - AX_GPIO_CTRL_GPIO1EN; - if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_GPIO_CTRL, - 1, 1, &value) < 0) - return -EINVAL; - } - - /* Check EEPROM */ - if (!ax88179_check_eeprom(dev)) { - value = 0x42; - if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, - 1, 1, &value) < 0) - return -EINVAL; - - value = EEP_RD; - if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, - 1, 1, &value) < 0) - return -EINVAL; - - jtimeout = jiffies + delay; - do { - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, - 1, 1, &value); - - if (time_after(jiffies, jtimeout)) - return -EINVAL; - - } while (value & EEP_BUSY); - - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_HIGH, - 1, 1, &value); - ledvalue = (value << 8); - - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, - 1, 1, &value); - ledvalue |= value; - - /* load internal ROM for defaule setting */ - if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) - ax88179_convert_old_led(dev, &ledvalue); - - } else if (!ax88179_check_efuse(dev, &ledvalue)) { - if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) - ax88179_convert_old_led(dev, &ledvalue); - } else { - ax88179_convert_old_led(dev, &ledvalue); - } - - tmp = GMII_PHY_PGSEL_EXT; - ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, - GMII_PHY_PAGE_SELECT, 2, &tmp); - - tmp = 0x2c; - ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, - GMII_PHYPAGE, 2, &tmp); - - ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, - GMII_LED_ACT, 2, &ledact); - - ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, - GMII_LED_LINK, 2, &ledlink); - - ledact &= GMII_LED_ACTIVE_MASK; - ledlink &= GMII_LED_LINK_MASK; - - if (ledvalue & LED0_ACTIVE) - ledact |= GMII_LED0_ACTIVE; - - if (ledvalue & LED1_ACTIVE) - ledact |= GMII_LED1_ACTIVE; - - if (ledvalue & LED2_ACTIVE) - ledact |= GMII_LED2_ACTIVE; - - if (ledvalue & LED0_LINK_10) - ledlink |= GMII_LED0_LINK_10; - - if (ledvalue & LED1_LINK_10) - ledlink |= GMII_LED1_LINK_10; - - if (ledvalue & LED2_LINK_10) - ledlink |= GMII_LED2_LINK_10; - - if (ledvalue & LED0_LINK_100) - ledlink |= GMII_LED0_LINK_100; - - if (ledvalue & LED1_LINK_100) - ledlink |= GMII_LED1_LINK_100; - - if (ledvalue & LED2_LINK_100) - ledlink |= GMII_LED2_LINK_100; - - if (ledvalue & LED0_LINK_1000) - ledlink |= GMII_LED0_LINK_1000; - - if (ledvalue & LED1_LINK_1000) - ledlink |= GMII_LED1_LINK_1000; - - if (ledvalue & LED2_LINK_1000) - ledlink |= GMII_LED2_LINK_1000; - - tmp = ledact; - ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, - GMII_LED_ACT, 2, &tmp); - - tmp = ledlink; - ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, - GMII_LED_LINK, 2, &tmp); - - tmp = GMII_PHY_PGSEL_PAGE0; - ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, - GMII_PHY_PAGE_SELECT, 2, &tmp); - - /* LED full duplex setting */ - ledfd = 0; - if (ledvalue & LED0_FD) - ledfd |= 0x01; - else if ((ledvalue & LED0_USB3_MASK) == 0) - ledfd |= 0x02; - - if (ledvalue & LED1_FD) - ledfd |= 0x04; - else if ((ledvalue & LED1_USB3_MASK) == 0) - ledfd |= 0x08; - - if (ledvalue & LED2_FD) - ledfd |= 0x10; - else if ((ledvalue & LED2_USB3_MASK) == 0) - ledfd |= 0x20; - - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_LEDCTRL, 1, 1, &ledfd); - - return 0; -} - -static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) -{ - u8 buf[5]; - u16 *tmp16; - u8 *tmp; - struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data; - - usbnet_get_endpoints(dev, intf); - - tmp16 = (u16 *)buf; - tmp = (u8 *)buf; - - memset(ax179_data, 0, sizeof(*ax179_data)); - - /* Power up ethernet PHY */ - *tmp16 = 0; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); - *tmp16 = AX_PHYPWR_RSTCTL_IPRL; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); - msleep(200); - - *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); - msleep(100); - - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, - ETH_ALEN, dev->net->dev_addr); - memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); - - /* RX bulk configuration */ - memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); - - dev->rx_urb_size = 1024 * 20; - - *tmp = 0x34; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); - - *tmp = 0x52; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, - 1, 1, tmp); - - dev->net->netdev_ops = &ax88179_netdev_ops; - dev->net->ethtool_ops = &ax88179_ethtool_ops; - dev->net->needed_headroom = 8; - - /* Initialize MII structure */ - dev->mii.dev = dev->net; - dev->mii.mdio_read = ax88179_mdio_read; - dev->mii.mdio_write = ax88179_mdio_write; - dev->mii.phy_id_mask = 0xff; - dev->mii.reg_num_mask = 0xff; - dev->mii.phy_id = 0x03; - dev->mii.supports_gmii = 1; - - dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | - NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_TSO; - - dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | - NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_TSO; - - /* Enable checksum offload */ - *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | - AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); - - *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | - AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); - - /* Configure RX control register => start operation */ - *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | - AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); - - *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | - AX_MONITOR_MODE_RWMP; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); - - /* Configure default medium type => giga */ - *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | - AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_ALWAYS_ONE | - AX_MEDIUM_FULL_DUPLEX | AX_MEDIUM_GIGAMODE; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, tmp16); - - ax88179_led_setting(dev); - - /* Restart autoneg */ - mii_nway_restart(&dev->mii); - - netif_carrier_off(dev->net); - - return 0; -} - -static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf) -{ - u16 tmp16; - - /* Configure RX control register => stop operation */ - tmp16 = AX_RX_CTL_STOP; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); - - tmp16 = 0; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp16); - - /* Power down ethernet PHY */ - tmp16 = 0; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); -} - -static void -ax88179_rx_checksum(struct sk_buff *skb, u32 *pkt_hdr) -{ - skb->ip_summed = CHECKSUM_NONE; - - /* checksum error bit is set */ - if ((*pkt_hdr & AX_RXHDR_L3CSUM_ERR) || - (*pkt_hdr & AX_RXHDR_L4CSUM_ERR)) - return; - - /* It must be a TCP or UDP packet with a valid checksum */ - if (((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_TCP) || - ((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_UDP)) - skb->ip_summed = CHECKSUM_UNNECESSARY; -} - -static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) -{ - struct sk_buff *ax_skb; - int pkt_cnt; - u32 rx_hdr; - u16 hdr_off; - u32 *pkt_hdr; - - skb_trim(skb, skb->len - 4); - memcpy(&rx_hdr, skb_tail_pointer(skb), 4); - le32_to_cpus(&rx_hdr); - - pkt_cnt = (u16)rx_hdr; - hdr_off = (u16)(rx_hdr >> 16); - pkt_hdr = (u32 *)(skb->data + hdr_off); - - while (pkt_cnt--) { - u16 pkt_len; - - le32_to_cpus(pkt_hdr); - pkt_len = (*pkt_hdr >> 16) & 0x1fff; - - /* Check CRC or runt packet */ - if ((*pkt_hdr & AX_RXHDR_CRC_ERR) || - (*pkt_hdr & AX_RXHDR_DROP_ERR)) { - skb_pull(skb, (pkt_len + 7) & 0xFFF8); - pkt_hdr++; - continue; - } - - if (pkt_cnt == 0) { - /* Skip IP alignment psudo header */ - skb_pull(skb, 2); - skb->len = pkt_len; - skb_set_tail_pointer(skb, pkt_len); - skb->truesize = pkt_len + sizeof(struct sk_buff); - ax88179_rx_checksum(skb, pkt_hdr); - return 1; - } - - ax_skb = skb_clone(skb, GFP_ATOMIC); - if (ax_skb) { - ax_skb->len = pkt_len; - ax_skb->data = skb->data + 2; - skb_set_tail_pointer(ax_skb, pkt_len); - ax_skb->truesize = pkt_len + sizeof(struct sk_buff); - ax88179_rx_checksum(ax_skb, pkt_hdr); - usbnet_skb_return(dev, ax_skb); - } else { - return 0; - } - - skb_pull(skb, (pkt_len + 7) & 0xFFF8); - pkt_hdr++; - } - return 1; -} - -static struct sk_buff * -ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) -{ - u32 tx_hdr1, tx_hdr2; - int frame_size = dev->maxpacket; - int mss = skb_shinfo(skb)->gso_size; - int headroom; - int tailroom; - - tx_hdr1 = skb->len; - tx_hdr2 = mss; - if (((skb->len + 8) % frame_size) == 0) - tx_hdr2 |= 0x80008000; /* Enable padding */ - - skb_linearize(skb); - headroom = skb_headroom(skb); - tailroom = skb_tailroom(skb); - - if (!skb_header_cloned(skb) && - !skb_cloned(skb) && - (headroom + tailroom) >= 8) { - if (headroom < 8) { - skb->data = memmove(skb->head + 8, skb->data, skb->len); - skb_set_tail_pointer(skb, skb->len); - } - } else { - struct sk_buff *skb2; - - skb2 = skb_copy_expand(skb, 8, 0, flags); - dev_kfree_skb_any(skb); - skb = skb2; - if (!skb) - return NULL; - } - - skb_push(skb, 4); - cpu_to_le32s(&tx_hdr2); - skb_copy_to_linear_data(skb, &tx_hdr2, 4); - - skb_push(skb, 4); - cpu_to_le32s(&tx_hdr1); - skb_copy_to_linear_data(skb, &tx_hdr1, 4); - - return skb; -} - -static int ax88179_link_reset(struct usbnet *dev) -{ - struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data; - u8 tmp[5], link_sts; - u16 mode, tmp16, delay = HZ / 10; - u32 tmp32 = 0x40000000; - unsigned long jtimeout; - - jtimeout = jiffies + delay; - while (tmp32 & 0x40000000) { - mode = 0; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &mode); - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, - &ax179_data->rxctl); - - /*link up, check the usb device control TX FIFO full or empty*/ - ax88179_read_cmd(dev, 0x81, 0x8c, 0, 4, &tmp32); - - if (time_after(jiffies, jtimeout)) - return 0; - } - - mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | - AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_ALWAYS_ONE; - - ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS, - 1, 1, &link_sts); - - ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, - GMII_PHY_PHYSR, 2, &tmp16); - - if (!(tmp16 & GMII_PHY_PHYSR_LINK)) { - return 0; - } else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) { - mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ; - if (dev->net->mtu > 1500) - mode |= AX_MEDIUM_JUMBO_EN; - - if (link_sts & AX_USB_SS) - memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); - else if (link_sts & AX_USB_HS) - memcpy(tmp, &AX88179_BULKIN_SIZE[1], 5); - else - memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); - } else if (GMII_PHY_PHYSR_100 == (tmp16 & GMII_PHY_PHYSR_SMASK)) { - mode |= AX_MEDIUM_PS; - - if (link_sts & (AX_USB_SS | AX_USB_HS)) - memcpy(tmp, &AX88179_BULKIN_SIZE[2], 5); - else - memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); - } else { - memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); - } - - /* RX bulk configuration */ - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); - - dev->rx_urb_size = (1024 * (tmp[3] + 2)); - - if (tmp16 & GMII_PHY_PHYSR_FULL) - mode |= AX_MEDIUM_FULL_DUPLEX; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, &mode); - - netif_carrier_on(dev->net); - - return 0; -} - -static int ax88179_reset(struct usbnet *dev) -{ - u8 buf[5]; - u16 *tmp16; - u8 *tmp; - - tmp16 = (u16 *)buf; - tmp = (u8 *)buf; - - /* Power up ethernet PHY */ - *tmp16 = 0; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); - - *tmp16 = AX_PHYPWR_RSTCTL_IPRL; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); - msleep(200); - - *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); - msleep(100); - - /* Ethernet PHY Auto Detach*/ - ax88179_auto_detach(dev, 0); - - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, - dev->net->dev_addr); - memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); - - /* RX bulk configuration */ - memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); - - dev->rx_urb_size = 1024 * 20; - - *tmp = 0x34; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); - - *tmp = 0x52; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, - 1, 1, tmp); - - dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | - NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_TSO; - - dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | - NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_TSO; - - /* Enable checksum offload */ - *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | - AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); - - *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | - AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); - - /* Configure RX control register => start operation */ - *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | - AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); - - *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | - AX_MONITOR_MODE_RWMP; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); - - /* Configure default medium type => giga */ - *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | - AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_ALWAYS_ONE | - AX_MEDIUM_FULL_DUPLEX | AX_MEDIUM_GIGAMODE; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, tmp16); - - ax88179_led_setting(dev); - - /* Restart autoneg */ - mii_nway_restart(&dev->mii); - - netif_carrier_off(dev->net); - - return 0; -} - -static int ax88179_stop(struct usbnet *dev) -{ - u16 tmp16; - - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, &tmp16); - tmp16 &= ~AX_MEDIUM_RECEIVE_EN; - ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, - 2, 2, &tmp16); - - return 0; -} - -static const struct driver_info ax88179_info = { - .description = "ASIX AX88179 USB 3.0 Gigibit Ethernet", - .bind = ax88179_bind, - .unbind = ax88179_unbind, - .status = ax88179_status, - .link_reset = ax88179_link_reset, - .reset = ax88179_reset, - .stop = ax88179_stop, - .flags = FLAG_ETHER | FLAG_FRAMING_AX, - .rx_fixup = ax88179_rx_fixup, - .tx_fixup = ax88179_tx_fixup, -}; - -static const struct driver_info ax88178a_info = { - .description = "ASIX AX88178A USB 2.0 Gigibit Ethernet", - .bind = ax88179_bind, - .unbind = ax88179_unbind, - .status = ax88179_status, - .link_reset = ax88179_link_reset, - .reset = ax88179_reset, - .stop = ax88179_stop, - .flags = FLAG_ETHER | FLAG_FRAMING_AX, - .rx_fixup = ax88179_rx_fixup, - .tx_fixup = ax88179_tx_fixup, -}; - -static const struct driver_info sitecom_info = { - .description = "Sitecom USB 3.0 to Gigabit Adapter", - .bind = ax88179_bind, - .unbind = ax88179_unbind, - .status = ax88179_status, - .link_reset = ax88179_link_reset, - .reset = ax88179_reset, - .stop = ax88179_stop, - .flags = FLAG_ETHER | FLAG_FRAMING_AX, - .rx_fixup = ax88179_rx_fixup, - .tx_fixup = ax88179_tx_fixup, -}; - -static const struct usb_device_id products[] = { -{ - /* ASIX AX88179 10/100/1000 */ - USB_DEVICE(0x0b95, 0x1790), - .driver_info = (unsigned long)&ax88179_info, -}, { - /* ASIX AX88178A 10/100/1000 */ - USB_DEVICE(0x0b95, 0x178a), - .driver_info = (unsigned long)&ax88178a_info, -}, { - /* Sitecom USB 3.0 to Gigabit Adapter */ - USB_DEVICE(0x0df6, 0x0072), - .driver_info = (unsigned long) &sitecom_info, -}, - { }, -}; -MODULE_DEVICE_TABLE(usb, products); - -static struct usb_driver ax88179_178a_driver = { - .name = "ax88179_178a", - .id_table = products, - .probe = usbnet_probe, - .suspend = ax88179_suspend, - .resume = ax88179_resume, - .disconnect = usbnet_disconnect, - .supports_autosuspend = 1, - .disable_hub_initiated_lpm = 1, -}; - -module_usb_driver(ax88179_178a_driver); - -MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices"); -MODULE_LICENSE("GPL"); diff --git a/trunk/drivers/net/usb/cdc_mbim.c b/trunk/drivers/net/usb/cdc_mbim.c index 16c842997291..248d2dc765a5 100644 --- a/trunk/drivers/net/usb/cdc_mbim.c +++ b/trunk/drivers/net/usb/cdc_mbim.c @@ -68,9 +68,18 @@ static int cdc_mbim_bind(struct usbnet *dev, struct usb_interface *intf) struct cdc_ncm_ctx *ctx; struct usb_driver *subdriver = ERR_PTR(-ENODEV); int ret = -ENODEV; - u8 data_altsetting = cdc_ncm_select_altsetting(dev, intf); + u8 data_altsetting = CDC_NCM_DATA_ALTSETTING_NCM; struct cdc_mbim_state *info = (void *)&dev->data; + /* see if interface supports MBIM alternate setting */ + if (intf->num_altsetting == 2) { + if (!cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) + usb_set_interface(dev->udev, + intf->cur_altsetting->desc.bInterfaceNumber, + CDC_NCM_COMM_ALTSETTING_MBIM); + data_altsetting = CDC_NCM_DATA_ALTSETTING_MBIM; + } + /* Probably NCM, defer for cdc_ncm_bind */ if (!cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) goto err; diff --git a/trunk/drivers/net/usb/cdc_ncm.c b/trunk/drivers/net/usb/cdc_ncm.c index 4709fa3497cf..4a8c25a22294 100644 --- a/trunk/drivers/net/usb/cdc_ncm.c +++ b/trunk/drivers/net/usb/cdc_ncm.c @@ -55,14 +55,6 @@ #define DRIVER_VERSION "14-Mar-2012" -#if IS_ENABLED(CONFIG_USB_NET_CDC_MBIM) -static bool prefer_mbim = true; -#else -static bool prefer_mbim; -#endif -module_param(prefer_mbim, bool, S_IRUGO | S_IWUSR); -MODULE_PARM_DESC(prefer_mbim, "Prefer MBIM setting on dual NCM/MBIM functions"); - static void cdc_ncm_txpath_bh(unsigned long param); static void cdc_ncm_tx_timeout_start(struct cdc_ncm_ctx *ctx); static enum hrtimer_restart cdc_ncm_tx_timer_cb(struct hrtimer *hr_timer); @@ -558,12 +550,9 @@ void cdc_ncm_unbind(struct usbnet *dev, struct usb_interface *intf) } EXPORT_SYMBOL_GPL(cdc_ncm_unbind); -/* Select the MBIM altsetting iff it is preferred and available, - * returning the number of the corresponding data interface altsetting - */ -u8 cdc_ncm_select_altsetting(struct usbnet *dev, struct usb_interface *intf) +static int cdc_ncm_bind(struct usbnet *dev, struct usb_interface *intf) { - struct usb_host_interface *alt; + int ret; /* The MBIM spec defines a NCM compatible default altsetting, * which we may have matched: @@ -579,27 +568,23 @@ u8 cdc_ncm_select_altsetting(struct usbnet *dev, struct usb_interface *intf) * endpoint descriptors, shall be constructed according to * the rules given in section 6 (USB Device Model) of this * specification." + * + * Do not bind to such interfaces, allowing cdc_mbim to handle + * them */ - if (prefer_mbim && intf->num_altsetting == 2) { - alt = usb_altnum_to_altsetting(intf, CDC_NCM_COMM_ALTSETTING_MBIM); - if (alt && cdc_ncm_comm_intf_is_mbim(alt) && - !usb_set_interface(dev->udev, - intf->cur_altsetting->desc.bInterfaceNumber, - CDC_NCM_COMM_ALTSETTING_MBIM)) - return CDC_NCM_DATA_ALTSETTING_MBIM; +#if IS_ENABLED(CONFIG_USB_NET_CDC_MBIM) + if ((intf->num_altsetting == 2) && + !usb_set_interface(dev->udev, + intf->cur_altsetting->desc.bInterfaceNumber, + CDC_NCM_COMM_ALTSETTING_MBIM)) { + if (cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) + return -ENODEV; + else + usb_set_interface(dev->udev, + intf->cur_altsetting->desc.bInterfaceNumber, + CDC_NCM_COMM_ALTSETTING_NCM); } - return CDC_NCM_DATA_ALTSETTING_NCM; -} -EXPORT_SYMBOL_GPL(cdc_ncm_select_altsetting); - -static int cdc_ncm_bind(struct usbnet *dev, struct usb_interface *intf) -{ - int ret; - - /* MBIM backwards compatible function? */ - cdc_ncm_select_altsetting(dev, intf); - if (cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) - return -ENODEV; +#endif /* NCM data altsetting is always 1 */ ret = cdc_ncm_bind_common(dev, intf, 1); @@ -1228,14 +1213,6 @@ static const struct usb_device_id cdc_devs[] = { .driver_info = (unsigned long) &wwan_info, }, - /* tag Huawei devices as wwan */ - { USB_VENDOR_AND_INTERFACE_INFO(0x12d1, - USB_CLASS_COMM, - USB_CDC_SUBCLASS_NCM, - USB_CDC_PROTO_NONE), - .driver_info = (unsigned long)&wwan_info, - }, - /* Huawei NCM devices disguised as vendor specific */ { USB_VENDOR_AND_INTERFACE_INFO(0x12d1, 0xff, 0x02, 0x16), .driver_info = (unsigned long)&wwan_info, diff --git a/trunk/drivers/net/usb/qmi_wwan.c b/trunk/drivers/net/usb/qmi_wwan.c index 968d5d50751d..efb5c7c33a28 100644 --- a/trunk/drivers/net/usb/qmi_wwan.c +++ b/trunk/drivers/net/usb/qmi_wwan.c @@ -139,9 +139,16 @@ static int qmi_wwan_bind(struct usbnet *dev, struct usb_interface *intf) BUILD_BUG_ON((sizeof(((struct usbnet *)0)->data) < sizeof(struct qmi_wwan_state))); - /* set up initial state */ - info->control = intf; - info->data = intf; + /* control and data is shared? */ + if (intf->cur_altsetting->desc.bNumEndpoints == 3) { + info->control = intf; + info->data = intf; + goto shared; + } + + /* else require a single interrupt status endpoint on control intf */ + if (intf->cur_altsetting->desc.bNumEndpoints != 1) + goto err; /* and a number of CDC descriptors */ while (len > 3) { @@ -200,14 +207,25 @@ static int qmi_wwan_bind(struct usbnet *dev, struct usb_interface *intf) buf += h->bLength; } - /* Use separate control and data interfaces if we found a CDC Union */ - if (cdc_union) { - info->data = usb_ifnum_to_if(dev->udev, cdc_union->bSlaveInterface0); - if (desc->bInterfaceNumber != cdc_union->bMasterInterface0 || !info->data) { - dev_err(&intf->dev, "bogus CDC Union: master=%u, slave=%u\n", - cdc_union->bMasterInterface0, cdc_union->bSlaveInterface0); - goto err; - } + /* did we find all the required ones? */ + if (!(found & (1 << USB_CDC_HEADER_TYPE)) || + !(found & (1 << USB_CDC_UNION_TYPE))) { + dev_err(&intf->dev, "CDC functional descriptors missing\n"); + goto err; + } + + /* verify CDC Union */ + if (desc->bInterfaceNumber != cdc_union->bMasterInterface0) { + dev_err(&intf->dev, "bogus CDC Union: master=%u\n", cdc_union->bMasterInterface0); + goto err; + } + + /* need to save these for unbind */ + info->control = intf; + info->data = usb_ifnum_to_if(dev->udev, cdc_union->bSlaveInterface0); + if (!info->data) { + dev_err(&intf->dev, "bogus CDC Union: slave=%u\n", cdc_union->bSlaveInterface0); + goto err; } /* errors aren't fatal - we can live with the dynamic address */ @@ -217,12 +235,11 @@ static int qmi_wwan_bind(struct usbnet *dev, struct usb_interface *intf) } /* claim data interface and set it up */ - if (info->control != info->data) { - status = usb_driver_claim_interface(driver, info->data, dev); - if (status < 0) - goto err; - } + status = usb_driver_claim_interface(driver, info->data, dev); + if (status < 0) + goto err; +shared: status = qmi_wwan_register_subdriver(dev); if (status < 0 && info->control != info->data) { usb_set_intfdata(info->data, NULL); diff --git a/trunk/drivers/net/usb/smsc75xx.c b/trunk/drivers/net/usb/smsc75xx.c index 1a15ec14c386..9abe51710f22 100644 --- a/trunk/drivers/net/usb/smsc75xx.c +++ b/trunk/drivers/net/usb/smsc75xx.c @@ -914,12 +914,8 @@ static int smsc75xx_set_rx_max_frame_length(struct usbnet *dev, int size) static int smsc75xx_change_mtu(struct net_device *netdev, int new_mtu) { struct usbnet *dev = netdev_priv(netdev); - int ret; - - if (new_mtu > MAX_SINGLE_PACKET_SIZE) - return -EINVAL; - ret = smsc75xx_set_rx_max_frame_length(dev, new_mtu + ETH_HLEN); + int ret = smsc75xx_set_rx_max_frame_length(dev, new_mtu); if (ret < 0) { netdev_warn(dev->net, "Failed to set mac rx frame length\n"); return ret; @@ -1328,7 +1324,7 @@ static int smsc75xx_reset(struct usbnet *dev) netif_dbg(dev, ifup, dev->net, "FCT_TX_CTL set to 0x%08x\n", buf); - ret = smsc75xx_set_rx_max_frame_length(dev, dev->net->mtu + ETH_HLEN); + ret = smsc75xx_set_rx_max_frame_length(dev, 1514); if (ret < 0) { netdev_warn(dev->net, "Failed to set max rx frame length\n"); return ret; @@ -2138,8 +2134,8 @@ static int smsc75xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb) else if (rx_cmd_a & (RX_CMD_A_LONG | RX_CMD_A_RUNT)) dev->net->stats.rx_frame_errors++; } else { - /* MAX_SINGLE_PACKET_SIZE + 4(CRC) + 2(COE) + 4(Vlan) */ - if (unlikely(size > (MAX_SINGLE_PACKET_SIZE + ETH_HLEN + 12))) { + /* ETH_FRAME_LEN + 4(CRC) + 2(COE) + 4(Vlan) */ + if (unlikely(size > (ETH_FRAME_LEN + 12))) { netif_dbg(dev, rx_err, dev->net, "size err rx_cmd_a=0x%08x\n", rx_cmd_a); diff --git a/trunk/drivers/net/vmxnet3/vmxnet3_drv.c b/trunk/drivers/net/vmxnet3/vmxnet3_drv.c index eae7a03d4f9b..4aad350e4dae 100644 --- a/trunk/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/trunk/drivers/net/vmxnet3/vmxnet3_drv.c @@ -2958,7 +2958,6 @@ vmxnet3_probe_device(struct pci_dev *pdev, adapter->num_rx_queues = num_rx_queues; adapter->num_tx_queues = num_tx_queues; - adapter->rx_buf_per_pkt = 1; size = sizeof(struct Vmxnet3_TxQueueDesc) * adapter->num_tx_queues; size += sizeof(struct Vmxnet3_RxQueueDesc) * adapter->num_rx_queues; diff --git a/trunk/drivers/net/vmxnet3/vmxnet3_ethtool.c b/trunk/drivers/net/vmxnet3/vmxnet3_ethtool.c index 63a124340cbe..a0feb17a0238 100644 --- a/trunk/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/trunk/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -472,12 +472,6 @@ vmxnet3_set_ringparam(struct net_device *netdev, VMXNET3_RX_RING_MAX_SIZE) return -EINVAL; - /* if adapter not yet initialized, do nothing */ - if (adapter->rx_buf_per_pkt == 0) { - netdev_err(netdev, "adapter not completely initialized, " - "ring size cannot be changed yet\n"); - return -EOPNOTSUPP; - } /* round it up to a multiple of VMXNET3_RING_SIZE_ALIGN */ new_tx_ring_size = (param->tx_pending + VMXNET3_RING_SIZE_MASK) & diff --git a/trunk/drivers/net/vmxnet3/vmxnet3_int.h b/trunk/drivers/net/vmxnet3/vmxnet3_int.h index 35418146fa17..3198384689d9 100644 --- a/trunk/drivers/net/vmxnet3/vmxnet3_int.h +++ b/trunk/drivers/net/vmxnet3/vmxnet3_int.h @@ -70,10 +70,10 @@ /* * Version numbers */ -#define VMXNET3_DRIVER_VERSION_STRING "1.1.30.0-k" +#define VMXNET3_DRIVER_VERSION_STRING "1.1.29.0-k" /* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */ -#define VMXNET3_DRIVER_VERSION_NUM 0x01011E00 +#define VMXNET3_DRIVER_VERSION_NUM 0x01011D00 #if defined(CONFIG_PCI_MSI) /* RSS only makes sense if MSI-X is supported. */ diff --git a/trunk/drivers/net/vxlan.c b/trunk/drivers/net/vxlan.c index 7cee7a3068ec..f10e58ac9c1b 100644 --- a/trunk/drivers/net/vxlan.c +++ b/trunk/drivers/net/vxlan.c @@ -961,8 +961,6 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) iph->ttl = ttl ? : ip4_dst_hoplimit(&rt->dst); tunnel_ip_select_ident(skb, old_iph, &rt->dst); - nf_reset(skb); - vxlan_set_owner(dev, skb); /* See iptunnel_xmit() */ @@ -1506,14 +1504,6 @@ static __net_init int vxlan_init_net(struct net *net) static __net_exit void vxlan_exit_net(struct net *net) { struct vxlan_net *vn = net_generic(net, vxlan_net_id); - struct vxlan_dev *vxlan; - unsigned h; - - rtnl_lock(); - for (h = 0; h < VNI_HASH_SIZE; ++h) - hlist_for_each_entry(vxlan, &vn->vni_list[h], hlist) - dev_close(vxlan->dev); - rtnl_unlock(); if (vn->sock) { sk_release_kernel(vn->sock->sk); diff --git a/trunk/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/trunk/drivers/net/wireless/ath/ath9k/ar9003_calib.c index f76c3ca07a45..4cc13940c895 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/trunk/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -1023,7 +1023,6 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, AR_PHY_AGC_CONTROL_FLTR_CAL | AR_PHY_AGC_CONTROL_PKDET_CAL; - /* Use chip chainmask only for calibration */ ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask); if (rtt) { @@ -1151,9 +1150,6 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, ar9003_hw_rtt_disable(ah); } - /* Revert chainmask to runtime parameters */ - ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); - /* Initialize list pointers */ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; diff --git a/trunk/drivers/net/wireless/ath/ath9k/common.h b/trunk/drivers/net/wireless/ath/ath9k/common.h index 050ca4a4850d..5f845beeb18b 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/common.h +++ b/trunk/drivers/net/wireless/ath/ath9k/common.h @@ -27,7 +27,7 @@ #define WME_MAX_BA WME_BA_BMP_SIZE #define ATH_TID_MAX_BUFS (2 * WME_MAX_BA) -#define ATH_RSSI_DUMMY_MARKER 127 +#define ATH_RSSI_DUMMY_MARKER 0x127 #define ATH_RSSI_LPF_LEN 10 #define RSSI_LPF_THRESHOLD -20 #define ATH_RSSI_EP_MULTIPLIER (1<<7) diff --git a/trunk/drivers/net/wireless/ath/ath9k/htc.h b/trunk/drivers/net/wireless/ath/ath9k/htc.h index d3b099d7898b..96bfb18078fa 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/htc.h +++ b/trunk/drivers/net/wireless/ath/ath9k/htc.h @@ -22,7 +22,6 @@ #include #include #include -#include #include #include #include diff --git a/trunk/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/trunk/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c index bd8251c1c749..3ad1fd05c5e7 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +++ b/trunk/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c @@ -1067,19 +1067,15 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, last_rssi = priv->rx.last_rssi; - if (ieee80211_is_beacon(hdr->frame_control) && - !is_zero_ether_addr(common->curbssid) && - ether_addr_equal(hdr->addr3, common->curbssid)) { - s8 rssi = rxbuf->rxstatus.rs_rssi; + if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) + rxbuf->rxstatus.rs_rssi = ATH_EP_RND(last_rssi, + ATH_RSSI_EP_MULTIPLIER); - if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) - rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER); + if (rxbuf->rxstatus.rs_rssi < 0) + rxbuf->rxstatus.rs_rssi = 0; - if (rssi < 0) - rssi = 0; - - priv->ah->stats.avgbrssi = rssi; - } + if (ieee80211_is_beacon(fc)) + priv->ah->stats.avgbrssi = rxbuf->rxstatus.rs_rssi; rx_status->mactime = be64_to_cpu(rxbuf->rxstatus.rs_tstamp); rx_status->band = hw->conf.channel->band; diff --git a/trunk/drivers/net/wireless/ath/ath9k/hw.c b/trunk/drivers/net/wireless/ath/ath9k/hw.c index 07e25260c31d..2a2ae403e0e5 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/hw.c +++ b/trunk/drivers/net/wireless/ath/ath9k/hw.c @@ -1463,9 +1463,7 @@ static bool ath9k_hw_chip_reset(struct ath_hw *ah, reset_type = ATH9K_RESET_POWER_ON; else reset_type = ATH9K_RESET_COLD; - } else if (ah->chip_fullsleep || REG_READ(ah, AR_Q_TXE) || - (REG_READ(ah, AR_CR) & AR_CR_RXE)) - reset_type = ATH9K_RESET_COLD; + } if (!ath9k_hw_set_reset_reg(ah, reset_type)) return false; diff --git a/trunk/drivers/net/wireless/ath/ath9k/link.c b/trunk/drivers/net/wireless/ath/ath9k/link.c index 7fdac6c7b3ea..ade3afb21f91 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/link.c +++ b/trunk/drivers/net/wireless/ath/ath9k/link.c @@ -28,21 +28,21 @@ void ath_tx_complete_poll_work(struct work_struct *work) int i; bool needreset = false; - for (i = 0; i < IEEE80211_NUM_ACS; i++) { - txq = sc->tx.txq_map[i]; - - ath_txq_lock(sc, txq); - if (txq->axq_depth) { - if (txq->axq_tx_inprogress) { - needreset = true; - ath_txq_unlock(sc, txq); - break; - } else { - txq->axq_tx_inprogress = true; + for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) + if (ATH_TXQ_SETUP(sc, i)) { + txq = &sc->tx.txq[i]; + ath_txq_lock(sc, txq); + if (txq->axq_depth) { + if (txq->axq_tx_inprogress) { + needreset = true; + ath_txq_unlock(sc, txq); + break; + } else { + txq->axq_tx_inprogress = true; + } } + ath_txq_unlock_complete(sc, txq); } - ath_txq_unlock_complete(sc, txq); - } if (needreset) { ath_dbg(ath9k_hw_common(sc->sc_ah), RESET, @@ -170,8 +170,7 @@ void ath_rx_poll(unsigned long data) { struct ath_softc *sc = (struct ath_softc *)data; - if (!test_bit(SC_OP_INVALID, &sc->sc_flags)) - ieee80211_queue_work(sc->hw, &sc->hw_check_work); + ieee80211_queue_work(sc->hw, &sc->hw_check_work); } /* diff --git a/trunk/drivers/net/wireless/ath/ath9k/main.c b/trunk/drivers/net/wireless/ath/ath9k/main.c index 988372d218a4..6e66f9c6782b 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/main.c +++ b/trunk/drivers/net/wireless/ath/ath9k/main.c @@ -280,10 +280,6 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan) if (r) { ath_err(common, "Unable to reset channel, reset status %d\n", r); - - ath9k_hw_enable_interrupts(ah); - ath9k_queue_reset(sc, RESET_TYPE_BB_HANG); - goto out; } diff --git a/trunk/drivers/net/wireless/b43/dma.c b/trunk/drivers/net/wireless/b43/dma.c index 122146943bf2..38bc5a7997ff 100644 --- a/trunk/drivers/net/wireless/b43/dma.c +++ b/trunk/drivers/net/wireless/b43/dma.c @@ -1487,12 +1487,8 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, const struct b43_dma_ops *ops; struct b43_dmaring *ring; struct b43_dmadesc_meta *meta; - static const struct b43_txstatus fake; /* filled with 0 */ - const struct b43_txstatus *txstat; int slot, firstused; bool frame_succeed; - int skip; - static u8 err_out1, err_out2; ring = parse_cookie(dev, status->cookie, &slot); if (unlikely(!ring)) @@ -1505,36 +1501,13 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, firstused = ring->current_slot - ring->used_slots + 1; if (firstused < 0) firstused = ring->nr_slots + firstused; - - skip = 0; if (unlikely(slot != firstused)) { /* This possibly is a firmware bug and will result in - * malfunction, memory leaks and/or stall of DMA functionality. - */ - if (slot == next_slot(ring, next_slot(ring, firstused))) { - /* If a single header/data pair was missed, skip over - * the first two slots in an attempt to recover. - */ - slot = firstused; - skip = 2; - if (!err_out1) { - /* Report the error once. */ - b43dbg(dev->wl, - "Skip on DMA ring %d slot %d.\n", - ring->index, slot); - err_out1 = 1; - } - } else { - /* More than a single header/data pair were missed. - * Report this error once. - */ - if (!err_out2) - b43dbg(dev->wl, - "Out of order TX status report on DMA ring %d. Expected %d, but got %d\n", - ring->index, firstused, slot); - err_out2 = 1; - return; - } + * malfunction, memory leaks and/or stall of DMA functionality. */ + b43dbg(dev->wl, "Out of order TX status report on DMA ring %d. " + "Expected %d, but got %d\n", + ring->index, firstused, slot); + return; } ops = ring->ops; @@ -1549,13 +1522,11 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, slot, firstused, ring->index); break; } - if (meta->skb) { struct b43_private_tx_info *priv_info = - b43_get_priv_tx_info(IEEE80211_SKB_CB(meta->skb)); + b43_get_priv_tx_info(IEEE80211_SKB_CB(meta->skb)); - unmap_descbuffer(ring, meta->dmaaddr, - meta->skb->len, 1); + unmap_descbuffer(ring, meta->dmaaddr, meta->skb->len, 1); kfree(priv_info->bouncebuffer); priv_info->bouncebuffer = NULL; } else { @@ -1567,9 +1538,8 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, struct ieee80211_tx_info *info; if (unlikely(!meta->skb)) { - /* This is a scatter-gather fragment of a frame, - * so the skb pointer must not be NULL. - */ + /* This is a scatter-gather fragment of a frame, so + * the skb pointer must not be NULL. */ b43dbg(dev->wl, "TX status unexpected NULL skb " "at slot %d (first=%d) on ring %d\n", slot, firstused, ring->index); @@ -1580,18 +1550,9 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, /* * Call back to inform the ieee80211 subsystem about - * the status of the transmission. When skipping over - * a missed TX status report, use a status structure - * filled with zeros to indicate that the frame was not - * sent (frame_count 0) and not acknowledged + * the status of the transmission. */ - if (unlikely(skip)) - txstat = &fake; - else - txstat = status; - - frame_succeed = b43_fill_txstatus_report(dev, info, - txstat); + frame_succeed = b43_fill_txstatus_report(dev, info, status); #ifdef CONFIG_B43_DEBUG if (frame_succeed) ring->nr_succeed_tx_packets++; @@ -1619,14 +1580,12 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, /* Everything unmapped and free'd. So it's not used anymore. */ ring->used_slots--; - if (meta->is_last_fragment && !skip) { + if (meta->is_last_fragment) { /* This is the last scatter-gather * fragment of the frame. We are done. */ break; } slot = next_slot(ring, slot); - if (skip > 0) - --skip; } if (ring->stopped) { B43_WARN_ON(free_slots(ring) < TX_SLOTS_PER_FRAME); diff --git a/trunk/drivers/net/wireless/b43/phy_n.c b/trunk/drivers/net/wireless/b43/phy_n.c index e8486c1e091a..3c35382ee6c2 100644 --- a/trunk/drivers/net/wireless/b43/phy_n.c +++ b/trunk/drivers/net/wireless/b43/phy_n.c @@ -1564,7 +1564,7 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) u16 clip_off[2] = { 0xFFFF, 0xFFFF }; u8 vcm_final = 0; - s32 offset[4]; + s8 offset[4]; s32 results[8][4] = { }; s32 results_min[4] = { }; s32 poll_results[4] = { }; @@ -1615,7 +1615,7 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) } for (i = 0; i < 4; i += 2) { s32 curr; - s32 mind = 0x100000; + s32 mind = 40; s32 minpoll = 249; u8 minvcm = 0; if (2 * core != i) @@ -1732,7 +1732,7 @@ static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type) u8 regs_save_radio[2]; u16 regs_save_phy[2]; - s32 offset[4]; + s8 offset[4]; u8 core; u8 rail; @@ -1799,7 +1799,7 @@ static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type) } for (i = 0; i < 4; i++) { - s32 mind = 0x100000; + s32 mind = 40; u8 minvcm = 0; s32 minpoll = 249; s32 curr; diff --git a/trunk/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/trunk/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index 35fc68be158d..4469321c0eb3 100644 --- a/trunk/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/trunk/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -3317,15 +3317,15 @@ static int _brcmf_sdbrcm_download_firmware(struct brcmf_sdio *bus) goto err; } + /* External image takes precedence if specified */ if (brcmf_sdbrcm_download_code_file(bus)) { brcmf_err("dongle image file download failed\n"); goto err; } - if (brcmf_sdbrcm_download_nvram(bus)) { + /* External nvram takes precedence if specified */ + if (brcmf_sdbrcm_download_nvram(bus)) brcmf_err("dongle nvram file download failed\n"); - goto err; - } /* Take arm out of reset */ if (brcmf_sdbrcm_download_state(bus, false)) { diff --git a/trunk/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/trunk/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index ec46ffff5409..2af9c0f0798d 100644 --- a/trunk/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/trunk/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -1891,10 +1891,8 @@ static s32 brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, u8 key_idx, const u8 *mac_addr, struct key_params *params) { - struct brcmf_if *ifp = netdev_priv(ndev); struct brcmf_wsec_key key; s32 err = 0; - u8 keybuf[8]; memset(&key, 0, sizeof(key)); key.index = (u32) key_idx; @@ -1918,9 +1916,8 @@ brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, brcmf_dbg(CONN, "Setting the key index %d\n", key.index); memcpy(key.data, params->key, key.len); - if ((ifp->vif->mode != WL_MODE_AP) && - (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { - brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); + if (params->cipher == WLAN_CIPHER_SUITE_TKIP) { + u8 keybuf[8]; memcpy(keybuf, &key.data[24], sizeof(keybuf)); memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); memcpy(&key.data[16], keybuf, sizeof(keybuf)); @@ -2016,7 +2013,7 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, break; case WLAN_CIPHER_SUITE_TKIP: if (ifp->vif->mode != WL_MODE_AP) { - brcmf_dbg(CONN, "Swapping RX/TX MIC key\n"); + brcmf_dbg(CONN, "Swapping key\n"); memcpy(keybuf, &key.data[24], sizeof(keybuf)); memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); memcpy(&key.data[16], keybuf, sizeof(keybuf)); @@ -2121,7 +2118,8 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, err = -EAGAIN; goto done; } - if (wsec & WEP_ENABLED) { + switch (wsec & ~SES_OW_ENABLED) { + case WEP_ENABLED: sec = &profile->sec; if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { params.cipher = WLAN_CIPHER_SUITE_WEP40; @@ -2130,13 +2128,16 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, params.cipher = WLAN_CIPHER_SUITE_WEP104; brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); } - } else if (wsec & TKIP_ENABLED) { + break; + case TKIP_ENABLED: params.cipher = WLAN_CIPHER_SUITE_TKIP; brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); - } else if (wsec & AES_ENABLED) { + break; + case AES_ENABLED: params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); - } else { + break; + default: brcmf_err("Invalid algo (0x%x)\n", wsec); err = -EINVAL; goto done; @@ -3823,9 +3824,8 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) { struct brcmf_if *ifp = netdev_priv(ndev); - s32 err; + s32 err = -EPERM; struct brcmf_fil_bss_enable_le bss_enable; - struct brcmf_join_params join_params; brcmf_dbg(TRACE, "Enter\n"); @@ -3833,21 +3833,16 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) /* Due to most likely deauths outstanding we sleep */ /* first to make sure they get processed by fw. */ msleep(400); - - memset(&join_params, 0, sizeof(join_params)); - err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID, - &join_params, sizeof(join_params)); - if (err < 0) - brcmf_err("SET SSID error (%d)\n", err); - err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); - if (err < 0) - brcmf_err("BRCMF_C_UP error %d\n", err); err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); - if (err < 0) + if (err < 0) { brcmf_err("setting AP mode failed %d\n", err); - err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0); - if (err < 0) - brcmf_err("setting INFRA mode failed %d\n", err); + goto exit; + } + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); + if (err < 0) { + brcmf_err("BRCMF_C_UP error %d\n", err); + goto exit; + } } else { bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); bss_enable.enable = cpu_to_le32(0); @@ -3860,6 +3855,7 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); +exit: return err; } diff --git a/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c b/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c index 18d37645e2cd..21a824232478 100644 --- a/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c +++ b/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_lcn.c @@ -1137,8 +1137,9 @@ wlc_lcnphy_set_rx_gain_by_distribution(struct brcms_phy *pi, gain0_15 = ((biq1 & 0xf) << 12) | ((tia & 0xf) << 8) | ((lna2 & 0x3) << 6) | - ((lna2 & - 0x3) << 4) | ((lna1 & 0x3) << 2) | ((lna1 & 0x3) << 0); + ((lna2 & 0x3) << 4) | + ((lna1 & 0x3) << 2) | + ((lna1 & 0x3) << 0); mod_phy_reg(pi, 0x4b6, (0xffff << 0), gain0_15 << 0); mod_phy_reg(pi, 0x4b7, (0xf << 0), gain16_19 << 0); @@ -1156,6 +1157,8 @@ wlc_lcnphy_set_rx_gain_by_distribution(struct brcms_phy *pi, } mod_phy_reg(pi, 0x44d, (0x1 << 0), (!trsw) << 0); + mod_phy_reg(pi, 0x4b1, (0x3 << 11), lna1 << 11); + mod_phy_reg(pi, 0x4e6, (0x3 << 3), lna1 << 3); } @@ -1328,6 +1331,43 @@ static u32 wlc_lcnphy_measure_digital_power(struct brcms_phy *pi, u16 nsamples) return (iq_est.i_pwr + iq_est.q_pwr) / nsamples; } +static bool wlc_lcnphy_rx_iq_cal_gain(struct brcms_phy *pi, u16 biq1_gain, + u16 tia_gain, u16 lna2_gain) +{ + u32 i_thresh_l, q_thresh_l; + u32 i_thresh_h, q_thresh_h; + struct lcnphy_iq_est iq_est_h, iq_est_l; + + wlc_lcnphy_set_rx_gain_by_distribution(pi, 0, 0, 0, biq1_gain, tia_gain, + lna2_gain, 0); + + wlc_lcnphy_rx_gain_override_enable(pi, true); + wlc_lcnphy_start_tx_tone(pi, 2000, (40 >> 1), 0); + udelay(500); + write_radio_reg(pi, RADIO_2064_REG112, 0); + if (!wlc_lcnphy_rx_iq_est(pi, 1024, 32, &iq_est_l)) + return false; + + wlc_lcnphy_start_tx_tone(pi, 2000, 40, 0); + udelay(500); + write_radio_reg(pi, RADIO_2064_REG112, 0); + if (!wlc_lcnphy_rx_iq_est(pi, 1024, 32, &iq_est_h)) + return false; + + i_thresh_l = (iq_est_l.i_pwr << 1); + i_thresh_h = (iq_est_l.i_pwr << 2) + iq_est_l.i_pwr; + + q_thresh_l = (iq_est_l.q_pwr << 1); + q_thresh_h = (iq_est_l.q_pwr << 2) + iq_est_l.q_pwr; + if ((iq_est_h.i_pwr > i_thresh_l) && + (iq_est_h.i_pwr < i_thresh_h) && + (iq_est_h.q_pwr > q_thresh_l) && + (iq_est_h.q_pwr < q_thresh_h)) + return true; + + return false; +} + static bool wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi, const struct lcnphy_rx_iqcomp *iqcomp, @@ -1342,8 +1382,8 @@ wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi, RFOverrideVal0_old, rfoverride2_old, rfoverride2val_old, rfoverride3_old, rfoverride3val_old, rfoverride4_old, rfoverride4val_old, afectrlovr_old, afectrlovrval_old; - int tia_gain; - u32 received_power, rx_pwr_threshold; + int tia_gain, lna2_gain, biq1_gain; + bool set_gain; u16 old_sslpnCalibClkEnCtrl, old_sslpnRxFeClkEnCtrl; u16 values_to_save[11]; s16 *ptr; @@ -1368,126 +1408,134 @@ wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi, goto cal_done; } - if (module == 1) { + WARN_ON(module != 1); + tx_pwr_ctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); + wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); - tx_pwr_ctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi); - wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); + for (i = 0; i < 11; i++) + values_to_save[i] = + read_radio_reg(pi, rxiq_cal_rf_reg[i]); + Core1TxControl_old = read_phy_reg(pi, 0x631); + + or_phy_reg(pi, 0x631, 0x0015); + + RFOverride0_old = read_phy_reg(pi, 0x44c); + RFOverrideVal0_old = read_phy_reg(pi, 0x44d); + rfoverride2_old = read_phy_reg(pi, 0x4b0); + rfoverride2val_old = read_phy_reg(pi, 0x4b1); + rfoverride3_old = read_phy_reg(pi, 0x4f9); + rfoverride3val_old = read_phy_reg(pi, 0x4fa); + rfoverride4_old = read_phy_reg(pi, 0x938); + rfoverride4val_old = read_phy_reg(pi, 0x939); + afectrlovr_old = read_phy_reg(pi, 0x43b); + afectrlovrval_old = read_phy_reg(pi, 0x43c); + old_sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da); + old_sslpnRxFeClkEnCtrl = read_phy_reg(pi, 0x6db); - for (i = 0; i < 11; i++) - values_to_save[i] = - read_radio_reg(pi, rxiq_cal_rf_reg[i]); - Core1TxControl_old = read_phy_reg(pi, 0x631); - - or_phy_reg(pi, 0x631, 0x0015); - - RFOverride0_old = read_phy_reg(pi, 0x44c); - RFOverrideVal0_old = read_phy_reg(pi, 0x44d); - rfoverride2_old = read_phy_reg(pi, 0x4b0); - rfoverride2val_old = read_phy_reg(pi, 0x4b1); - rfoverride3_old = read_phy_reg(pi, 0x4f9); - rfoverride3val_old = read_phy_reg(pi, 0x4fa); - rfoverride4_old = read_phy_reg(pi, 0x938); - rfoverride4val_old = read_phy_reg(pi, 0x939); - afectrlovr_old = read_phy_reg(pi, 0x43b); - afectrlovrval_old = read_phy_reg(pi, 0x43c); - old_sslpnCalibClkEnCtrl = read_phy_reg(pi, 0x6da); - old_sslpnRxFeClkEnCtrl = read_phy_reg(pi, 0x6db); - - tx_gain_override_old = wlc_lcnphy_tx_gain_override_enabled(pi); - if (tx_gain_override_old) { - wlc_lcnphy_get_tx_gain(pi, &old_gains); - tx_gain_index_old = pi_lcn->lcnphy_current_index; - } + tx_gain_override_old = wlc_lcnphy_tx_gain_override_enabled(pi); + if (tx_gain_override_old) { + wlc_lcnphy_get_tx_gain(pi, &old_gains); + tx_gain_index_old = pi_lcn->lcnphy_current_index; + } - wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_idx); + wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_idx); - mod_phy_reg(pi, 0x4f9, (0x1 << 0), 1 << 0); - mod_phy_reg(pi, 0x4fa, (0x1 << 0), 0 << 0); + mod_phy_reg(pi, 0x4f9, (0x1 << 0), 1 << 0); + mod_phy_reg(pi, 0x4fa, (0x1 << 0), 0 << 0); - mod_phy_reg(pi, 0x43b, (0x1 << 1), 1 << 1); - mod_phy_reg(pi, 0x43c, (0x1 << 1), 0 << 1); + mod_phy_reg(pi, 0x43b, (0x1 << 1), 1 << 1); + mod_phy_reg(pi, 0x43c, (0x1 << 1), 0 << 1); - write_radio_reg(pi, RADIO_2064_REG116, 0x06); - write_radio_reg(pi, RADIO_2064_REG12C, 0x07); - write_radio_reg(pi, RADIO_2064_REG06A, 0xd3); - write_radio_reg(pi, RADIO_2064_REG098, 0x03); - write_radio_reg(pi, RADIO_2064_REG00B, 0x7); - mod_radio_reg(pi, RADIO_2064_REG113, 1 << 4, 1 << 4); - write_radio_reg(pi, RADIO_2064_REG01D, 0x01); - write_radio_reg(pi, RADIO_2064_REG114, 0x01); - write_radio_reg(pi, RADIO_2064_REG02E, 0x10); - write_radio_reg(pi, RADIO_2064_REG12A, 0x08); - - mod_phy_reg(pi, 0x938, (0x1 << 0), 1 << 0); - mod_phy_reg(pi, 0x939, (0x1 << 0), 0 << 0); - mod_phy_reg(pi, 0x938, (0x1 << 1), 1 << 1); - mod_phy_reg(pi, 0x939, (0x1 << 1), 1 << 1); - mod_phy_reg(pi, 0x938, (0x1 << 2), 1 << 2); - mod_phy_reg(pi, 0x939, (0x1 << 2), 1 << 2); - mod_phy_reg(pi, 0x938, (0x1 << 3), 1 << 3); - mod_phy_reg(pi, 0x939, (0x1 << 3), 1 << 3); - mod_phy_reg(pi, 0x938, (0x1 << 5), 1 << 5); - mod_phy_reg(pi, 0x939, (0x1 << 5), 0 << 5); - - mod_phy_reg(pi, 0x43b, (0x1 << 0), 1 << 0); - mod_phy_reg(pi, 0x43c, (0x1 << 0), 0 << 0); - - wlc_lcnphy_start_tx_tone(pi, 2000, 120, 0); - write_phy_reg(pi, 0x6da, 0xffff); - or_phy_reg(pi, 0x6db, 0x3); - wlc_lcnphy_set_trsw_override(pi, tx_switch, rx_switch); - wlc_lcnphy_rx_gain_override_enable(pi, true); - - tia_gain = 8; - rx_pwr_threshold = 950; - while (tia_gain > 0) { - tia_gain -= 1; - wlc_lcnphy_set_rx_gain_by_distribution(pi, - 0, 0, 2, 2, - (u16) - tia_gain, 1, 0); - udelay(500); + write_radio_reg(pi, RADIO_2064_REG116, 0x06); + write_radio_reg(pi, RADIO_2064_REG12C, 0x07); + write_radio_reg(pi, RADIO_2064_REG06A, 0xd3); + write_radio_reg(pi, RADIO_2064_REG098, 0x03); + write_radio_reg(pi, RADIO_2064_REG00B, 0x7); + mod_radio_reg(pi, RADIO_2064_REG113, 1 << 4, 1 << 4); + write_radio_reg(pi, RADIO_2064_REG01D, 0x01); + write_radio_reg(pi, RADIO_2064_REG114, 0x01); + write_radio_reg(pi, RADIO_2064_REG02E, 0x10); + write_radio_reg(pi, RADIO_2064_REG12A, 0x08); + + mod_phy_reg(pi, 0x938, (0x1 << 0), 1 << 0); + mod_phy_reg(pi, 0x939, (0x1 << 0), 0 << 0); + mod_phy_reg(pi, 0x938, (0x1 << 1), 1 << 1); + mod_phy_reg(pi, 0x939, (0x1 << 1), 1 << 1); + mod_phy_reg(pi, 0x938, (0x1 << 2), 1 << 2); + mod_phy_reg(pi, 0x939, (0x1 << 2), 1 << 2); + mod_phy_reg(pi, 0x938, (0x1 << 3), 1 << 3); + mod_phy_reg(pi, 0x939, (0x1 << 3), 1 << 3); + mod_phy_reg(pi, 0x938, (0x1 << 5), 1 << 5); + mod_phy_reg(pi, 0x939, (0x1 << 5), 0 << 5); - received_power = - wlc_lcnphy_measure_digital_power(pi, 2000); - if (received_power < rx_pwr_threshold) - break; + mod_phy_reg(pi, 0x43b, (0x1 << 0), 1 << 0); + mod_phy_reg(pi, 0x43c, (0x1 << 0), 0 << 0); + + write_phy_reg(pi, 0x6da, 0xffff); + or_phy_reg(pi, 0x6db, 0x3); + + wlc_lcnphy_set_trsw_override(pi, tx_switch, rx_switch); + set_gain = false; + + lna2_gain = 3; + while ((lna2_gain >= 0) && !set_gain) { + tia_gain = 4; + + while ((tia_gain >= 0) && !set_gain) { + biq1_gain = 6; + + while ((biq1_gain >= 0) && !set_gain) { + set_gain = wlc_lcnphy_rx_iq_cal_gain(pi, + (u16) + biq1_gain, + (u16) + tia_gain, + (u16) + lna2_gain); + biq1_gain -= 1; + } + tia_gain -= 1; } - result = wlc_lcnphy_calc_rx_iq_comp(pi, 0xffff); + lna2_gain -= 1; + } - wlc_lcnphy_stop_tx_tone(pi); + if (set_gain) + result = wlc_lcnphy_calc_rx_iq_comp(pi, 1024); + else + result = false; - write_phy_reg(pi, 0x631, Core1TxControl_old); + wlc_lcnphy_stop_tx_tone(pi); - write_phy_reg(pi, 0x44c, RFOverrideVal0_old); - write_phy_reg(pi, 0x44d, RFOverrideVal0_old); - write_phy_reg(pi, 0x4b0, rfoverride2_old); - write_phy_reg(pi, 0x4b1, rfoverride2val_old); - write_phy_reg(pi, 0x4f9, rfoverride3_old); - write_phy_reg(pi, 0x4fa, rfoverride3val_old); - write_phy_reg(pi, 0x938, rfoverride4_old); - write_phy_reg(pi, 0x939, rfoverride4val_old); - write_phy_reg(pi, 0x43b, afectrlovr_old); - write_phy_reg(pi, 0x43c, afectrlovrval_old); - write_phy_reg(pi, 0x6da, old_sslpnCalibClkEnCtrl); - write_phy_reg(pi, 0x6db, old_sslpnRxFeClkEnCtrl); + write_phy_reg(pi, 0x631, Core1TxControl_old); + + write_phy_reg(pi, 0x44c, RFOverrideVal0_old); + write_phy_reg(pi, 0x44d, RFOverrideVal0_old); + write_phy_reg(pi, 0x4b0, rfoverride2_old); + write_phy_reg(pi, 0x4b1, rfoverride2val_old); + write_phy_reg(pi, 0x4f9, rfoverride3_old); + write_phy_reg(pi, 0x4fa, rfoverride3val_old); + write_phy_reg(pi, 0x938, rfoverride4_old); + write_phy_reg(pi, 0x939, rfoverride4val_old); + write_phy_reg(pi, 0x43b, afectrlovr_old); + write_phy_reg(pi, 0x43c, afectrlovrval_old); + write_phy_reg(pi, 0x6da, old_sslpnCalibClkEnCtrl); + write_phy_reg(pi, 0x6db, old_sslpnRxFeClkEnCtrl); - wlc_lcnphy_clear_trsw_override(pi); + wlc_lcnphy_clear_trsw_override(pi); - mod_phy_reg(pi, 0x44c, (0x1 << 2), 0 << 2); + mod_phy_reg(pi, 0x44c, (0x1 << 2), 0 << 2); - for (i = 0; i < 11; i++) - write_radio_reg(pi, rxiq_cal_rf_reg[i], - values_to_save[i]); + for (i = 0; i < 11; i++) + write_radio_reg(pi, rxiq_cal_rf_reg[i], + values_to_save[i]); - if (tx_gain_override_old) - wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_index_old); - else - wlc_lcnphy_disable_tx_gain_override(pi); + if (tx_gain_override_old) + wlc_lcnphy_set_tx_pwr_by_index(pi, tx_gain_index_old); + else + wlc_lcnphy_disable_tx_gain_override(pi); - wlc_lcnphy_set_tx_pwr_ctrl(pi, tx_pwr_ctrl); - wlc_lcnphy_rx_gain_override_enable(pi, false); - } + wlc_lcnphy_set_tx_pwr_ctrl(pi, tx_pwr_ctrl); + wlc_lcnphy_rx_gain_override_enable(pi, false); cal_done: kfree(ptr); @@ -1781,6 +1829,17 @@ wlc_lcnphy_radio_2064_channel_tune_4313(struct brcms_phy *pi, u8 channel) write_radio_reg(pi, RADIO_2064_REG038, 3); write_radio_reg(pi, RADIO_2064_REG091, 7); } + + if (!(pi->sh->boardflags & BFL_FEM)) { + u8 reg038[14] = {0xd, 0xe, 0xd, 0xd, 0xd, 0xc, + 0xa, 0xb, 0xb, 0x3, 0x3, 0x2, 0x0, 0x0}; + + write_radio_reg(pi, RADIO_2064_REG02A, 0xf); + write_radio_reg(pi, RADIO_2064_REG091, 0x3); + write_radio_reg(pi, RADIO_2064_REG038, 0x3); + + write_radio_reg(pi, RADIO_2064_REG038, reg038[channel - 1]); + } } static int @@ -1975,6 +2034,16 @@ wlc_lcnphy_set_tssi_mux(struct brcms_phy *pi, enum lcnphy_tssi_mode pos) } else { mod_radio_reg(pi, RADIO_2064_REG03A, 1, 0x1); mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 0x8); + mod_radio_reg(pi, RADIO_2064_REG028, 0x1, 0x0); + mod_radio_reg(pi, RADIO_2064_REG11A, 0x4, 1<<2); + mod_radio_reg(pi, RADIO_2064_REG036, 0x10, 0x0); + mod_radio_reg(pi, RADIO_2064_REG11A, 0x10, 1<<4); + mod_radio_reg(pi, RADIO_2064_REG036, 0x3, 0x0); + mod_radio_reg(pi, RADIO_2064_REG035, 0xff, 0x77); + mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, 0xe<<1); + mod_radio_reg(pi, RADIO_2064_REG112, 0x80, 1<<7); + mod_radio_reg(pi, RADIO_2064_REG005, 0x7, 1<<1); + mod_radio_reg(pi, RADIO_2064_REG029, 0xf0, 0<<4); } } else { mod_phy_reg(pi, 0x4d9, (0x1 << 2), (0x1) << 2); @@ -2061,12 +2130,14 @@ static void wlc_lcnphy_pwrctrl_rssiparams(struct brcms_phy *pi) (auxpga_vmid_temp << 0) | (auxpga_gain_temp << 12)); mod_radio_reg(pi, RADIO_2064_REG082, (1 << 5), (1 << 5)); + mod_radio_reg(pi, RADIO_2064_REG07C, (1 << 0), (1 << 0)); } static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi) { struct phytbl_info tab; u32 rfseq, ind; + u8 tssi_sel; tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; tab.tbl_width = 32; @@ -2088,7 +2159,13 @@ static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi) mod_phy_reg(pi, 0x503, (0x1 << 4), (1) << 4); - wlc_lcnphy_set_tssi_mux(pi, LCNPHY_TSSI_EXT); + if (pi->sh->boardflags & BFL_FEM) { + tssi_sel = 0x1; + wlc_lcnphy_set_tssi_mux(pi, LCNPHY_TSSI_EXT); + } else { + tssi_sel = 0xe; + wlc_lcnphy_set_tssi_mux(pi, LCNPHY_TSSI_POST_PA); + } mod_phy_reg(pi, 0x4a4, (0x1 << 14), (0) << 14); mod_phy_reg(pi, 0x4a4, (0x1 << 15), (1) << 15); @@ -2124,9 +2201,10 @@ static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi) mod_phy_reg(pi, 0x49a, (0x1ff << 0), (0xff) << 0); if (LCNREV_IS(pi->pubpi.phy_rev, 2)) { - mod_radio_reg(pi, RADIO_2064_REG028, 0xf, 0xe); + mod_radio_reg(pi, RADIO_2064_REG028, 0xf, tssi_sel); mod_radio_reg(pi, RADIO_2064_REG086, 0x4, 0x4); } else { + mod_radio_reg(pi, RADIO_2064_REG028, 0x1e, tssi_sel << 1); mod_radio_reg(pi, RADIO_2064_REG03A, 0x1, 1); mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 1 << 3); } @@ -2173,6 +2251,10 @@ static void wlc_lcnphy_tssi_setup(struct brcms_phy *pi) mod_phy_reg(pi, 0x4d7, (0xf << 8), (0) << 8); + mod_radio_reg(pi, RADIO_2064_REG035, 0xff, 0x0); + mod_radio_reg(pi, RADIO_2064_REG036, 0x3, 0x0); + mod_radio_reg(pi, RADIO_2064_REG11A, 0x8, 0x8); + wlc_lcnphy_pwrctrl_rssiparams(pi); } @@ -2791,6 +2873,8 @@ static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi) read_radio_reg(pi, RADIO_2064_REG007) & 1; u16 SAVE_jtag_auxpga = read_radio_reg(pi, RADIO_2064_REG0FF) & 0x10; u16 SAVE_iqadc_aux_en = read_radio_reg(pi, RADIO_2064_REG11F) & 4; + u8 SAVE_bbmult = wlc_lcnphy_get_bbmult(pi); + idleTssi = read_phy_reg(pi, 0x4ab); suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) & MCTL_EN_MAC)); @@ -2808,6 +2892,12 @@ static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi) mod_radio_reg(pi, RADIO_2064_REG0FF, 0x10, 1 << 4); mod_radio_reg(pi, RADIO_2064_REG11F, 0x4, 1 << 2); wlc_lcnphy_tssi_setup(pi); + + mod_phy_reg(pi, 0x4d7, (0x1 << 0), (1 << 0)); + mod_phy_reg(pi, 0x4d7, (0x1 << 6), (1 << 6)); + + wlc_lcnphy_set_bbmult(pi, 0x0); + wlc_phy_do_dummy_tx(pi, true, OFF); idleTssi = ((read_phy_reg(pi, 0x4ab) & (0x1ff << 0)) >> 0); @@ -2829,6 +2919,7 @@ static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi) mod_phy_reg(pi, 0x44c, (0x1 << 12), (0) << 12); + wlc_lcnphy_set_bbmult(pi, SAVE_bbmult); wlc_lcnphy_set_tx_gain_override(pi, tx_gain_override_old); wlc_lcnphy_set_tx_gain(pi, &old_gains); wlc_lcnphy_set_tx_pwr_ctrl(pi, SAVE_txpwrctrl); @@ -3042,6 +3133,11 @@ static void wlc_lcnphy_tx_pwr_ctrl_init(struct brcms_phy_pub *ppi) wlc_lcnphy_write_table(pi, &tab); tab.tbl_offset++; } + mod_phy_reg(pi, 0x4d0, (0x1 << 0), (0) << 0); + mod_phy_reg(pi, 0x4d3, (0xff << 0), (0) << 0); + mod_phy_reg(pi, 0x4d3, (0xff << 8), (0) << 8); + mod_phy_reg(pi, 0x4d0, (0x1 << 4), (0) << 4); + mod_phy_reg(pi, 0x4d0, (0x1 << 2), (0) << 2); mod_phy_reg(pi, 0x410, (0x1 << 7), (0) << 7); @@ -3843,7 +3939,6 @@ static void wlc_lcnphy_txpwrtbl_iqlo_cal(struct brcms_phy *pi) target_gains.pad_gain = 21; target_gains.dac_gain = 0; wlc_lcnphy_set_tx_gain(pi, &target_gains); - wlc_lcnphy_set_tx_pwr_by_index(pi, 16); if (LCNREV_IS(pi->pubpi.phy_rev, 1) || pi_lcn->lcnphy_hw_iqcal_en) { @@ -3854,6 +3949,7 @@ static void wlc_lcnphy_txpwrtbl_iqlo_cal(struct brcms_phy *pi) lcnphy_recal ? LCNPHY_CAL_RECAL : LCNPHY_CAL_FULL), false); } else { + wlc_lcnphy_set_tx_pwr_by_index(pi, 16); wlc_lcnphy_tx_iqlo_soft_cal_full(pi); } @@ -4278,17 +4374,22 @@ wlc_lcnphy_load_tx_gain_table(struct brcms_phy *pi, if (CHSPEC_IS5G(pi->radio_chanspec)) pa_gain = 0x70; else - pa_gain = 0x70; + pa_gain = 0x60; if (pi->sh->boardflags & BFL_FEM) pa_gain = 0x10; + tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL; tab.tbl_width = 32; tab.tbl_len = 1; tab.tbl_ptr = &val; for (j = 0; j < 128; j++) { - gm_gain = gain_table[j].gm; + if (pi->sh->boardflags & BFL_FEM) + gm_gain = gain_table[j].gm; + else + gm_gain = 15; + val = (((u32) pa_gain << 24) | (gain_table[j].pad << 16) | (gain_table[j].pga << 8) | gm_gain); @@ -4499,7 +4600,10 @@ static void wlc_radio_2064_init(struct brcms_phy *pi) write_phy_reg(pi, 0x4ea, 0x4688); - mod_phy_reg(pi, 0x4eb, (0x7 << 0), 2 << 0); + if (pi->sh->boardflags & BFL_FEM) + mod_phy_reg(pi, 0x4eb, (0x7 << 0), 2 << 0); + else + mod_phy_reg(pi, 0x4eb, (0x7 << 0), 3 << 0); mod_phy_reg(pi, 0x4eb, (0x7 << 6), 0 << 6); @@ -4510,6 +4614,13 @@ static void wlc_radio_2064_init(struct brcms_phy *pi) wlc_lcnphy_rcal(pi); wlc_lcnphy_rc_cal(pi); + + if (!(pi->sh->boardflags & BFL_FEM)) { + write_radio_reg(pi, RADIO_2064_REG032, 0x6f); + write_radio_reg(pi, RADIO_2064_REG033, 0x19); + write_radio_reg(pi, RADIO_2064_REG039, 0xe); + } + } static void wlc_lcnphy_radio_init(struct brcms_phy *pi) @@ -4539,22 +4650,20 @@ static void wlc_lcnphy_tbl_init(struct brcms_phy *pi) wlc_lcnphy_write_table(pi, &tab); } - tab.tbl_id = LCNPHY_TBL_ID_RFSEQ; - tab.tbl_width = 16; - tab.tbl_ptr = &val; - tab.tbl_len = 1; - - val = 114; - tab.tbl_offset = 0; - wlc_lcnphy_write_table(pi, &tab); + if (!(pi->sh->boardflags & BFL_FEM)) { + tab.tbl_id = LCNPHY_TBL_ID_RFSEQ; + tab.tbl_width = 16; + tab.tbl_ptr = &val; + tab.tbl_len = 1; - val = 130; - tab.tbl_offset = 1; - wlc_lcnphy_write_table(pi, &tab); + val = 150; + tab.tbl_offset = 0; + wlc_lcnphy_write_table(pi, &tab); - val = 6; - tab.tbl_offset = 8; - wlc_lcnphy_write_table(pi, &tab); + val = 220; + tab.tbl_offset = 1; + wlc_lcnphy_write_table(pi, &tab); + } if (CHSPEC_IS2G(pi->radio_chanspec)) { if (pi->sh->boardflags & BFL_FEM) @@ -4946,6 +5055,7 @@ void wlc_phy_chanspec_set_lcnphy(struct brcms_phy *pi, u16 chanspec) wlc_lcnphy_load_tx_iir_filter(pi, true, 3); mod_phy_reg(pi, 0x4eb, (0x7 << 3), (1) << 3); + wlc_lcnphy_tssi_setup(pi); } void wlc_phy_detach_lcnphy(struct brcms_phy *pi) @@ -4984,8 +5094,7 @@ bool wlc_phy_attach_lcnphy(struct brcms_phy *pi) if (!wlc_phy_txpwr_srom_read_lcnphy(pi)) return false; - if ((pi->sh->boardflags & BFL_FEM) && - (LCNREV_IS(pi->pubpi.phy_rev, 1))) { + if (LCNREV_IS(pi->pubpi.phy_rev, 1)) { if (pi_lcn->lcnphy_tempsense_option == 3) { pi->hwpwrctrl = true; pi->hwpwrctrl_capable = true; diff --git a/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c b/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c index 622c01ca72c5..b7e95acc2084 100644 --- a/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c +++ b/trunk/drivers/net/wireless/brcm80211/brcmsmac/phy/phytbl_lcn.c @@ -1992,70 +1992,70 @@ static const u16 dot11lcn_sw_ctrl_tbl_4313_epa_rev0[] = { }; static const u16 dot11lcn_sw_ctrl_tbl_4313_rev0[] = { - 0x000a, 0x0009, - 0x0006, - 0x0005, 0x000a, - 0x0009, - 0x0006, 0x0005, - 0x000a, - 0x0009, 0x0006, - 0x0005, - 0x000a, 0x0009, - 0x0006, - 0x0005, 0x000a, - 0x0009, - 0x0006, 0x0005, - 0x000a, - 0x0009, 0x0006, - 0x0005, - 0x000a, 0x0009, - 0x0006, - 0x0005, 0x000a, - 0x0009, - 0x0006, 0x0005, - 0x000a, - 0x0009, 0x0006, - 0x0005, - 0x000a, 0x0009, - 0x0006, - 0x0005, 0x000a, - 0x0009, - 0x0006, 0x0005, - 0x000a, - 0x0009, 0x0006, - 0x0005, + 0x0009, 0x000a, + 0x0005, + 0x0006, 0x0009, + 0x000a, + 0x0005, 0x0006, + 0x0009, + 0x000a, 0x0005, + 0x0006, + 0x0009, 0x000a, + 0x0005, + 0x0006, 0x0009, + 0x000a, + 0x0005, 0x0006, + 0x0009, + 0x000a, 0x0005, + 0x0006, + 0x0009, 0x000a, + 0x0005, + 0x0006, 0x0009, + 0x000a, + 0x0005, 0x0006, + 0x0009, + 0x000a, 0x0005, + 0x0006, + 0x0009, 0x000a, + 0x0005, + 0x0006, 0x0009, + 0x000a, + 0x0005, 0x0006, + 0x0009, + 0x000a, 0x0005, + 0x0006, }; static const u16 dot11lcn_sw_ctrl_tbl_rev0[] = { diff --git a/trunk/drivers/net/wireless/iwlegacy/3945-mac.c b/trunk/drivers/net/wireless/iwlegacy/3945-mac.c index c353b5f19c8c..3630a41df50d 100644 --- a/trunk/drivers/net/wireless/iwlegacy/3945-mac.c +++ b/trunk/drivers/net/wireless/iwlegacy/3945-mac.c @@ -475,7 +475,6 @@ il3945_tx_skb(struct il_priv *il, dma_addr_t txcmd_phys; int txq_id = skb_get_queue_mapping(skb); u16 len, idx, hdr_len; - u16 firstlen, secondlen; u8 id; u8 unicast; u8 sta_id; @@ -590,22 +589,21 @@ il3945_tx_skb(struct il_priv *il, len = sizeof(struct il3945_tx_cmd) + sizeof(struct il_cmd_header) + hdr_len; - firstlen = (len + 3) & ~3; + len = (len + 3) & ~3; /* Physical address of this Tx command's header (not MAC header!), * within command buffer array. */ txcmd_phys = - pci_map_single(il->pci_dev, &out_cmd->hdr, firstlen, - PCI_DMA_TODEVICE); + pci_map_single(il->pci_dev, &out_cmd->hdr, len, PCI_DMA_TODEVICE); if (unlikely(pci_dma_mapping_error(il->pci_dev, txcmd_phys))) goto drop_unlock; /* Set up TFD's 2nd entry to point directly to remainder of skb, * if any (802.11 null frames have no payload). */ - secondlen = skb->len - hdr_len; - if (secondlen > 0) { + len = skb->len - hdr_len; + if (len) { phys_addr = - pci_map_single(il->pci_dev, skb->data + hdr_len, secondlen, + pci_map_single(il->pci_dev, skb->data + hdr_len, len, PCI_DMA_TODEVICE); if (unlikely(pci_dma_mapping_error(il->pci_dev, phys_addr))) goto drop_unlock; @@ -613,12 +611,12 @@ il3945_tx_skb(struct il_priv *il, /* Add buffer containing Tx command and MAC(!) header to TFD's * first entry */ - il->ops->txq_attach_buf_to_tfd(il, txq, txcmd_phys, firstlen, 1, 0); + il->ops->txq_attach_buf_to_tfd(il, txq, txcmd_phys, len, 1, 0); dma_unmap_addr_set(out_meta, mapping, txcmd_phys); - dma_unmap_len_set(out_meta, len, firstlen); - if (secondlen > 0) - il->ops->txq_attach_buf_to_tfd(il, txq, phys_addr, secondlen, 0, - U32_PAD(secondlen)); + dma_unmap_len_set(out_meta, len, len); + if (len) + il->ops->txq_attach_buf_to_tfd(il, txq, phys_addr, len, 0, + U32_PAD(len)); if (!ieee80211_has_morefrags(hdr->frame_control)) { txq->need_update = 1; diff --git a/trunk/drivers/net/wireless/iwlegacy/4965-rs.c b/trunk/drivers/net/wireless/iwlegacy/4965-rs.c index 6c7493c2d698..e8324b5e5bfe 100644 --- a/trunk/drivers/net/wireless/iwlegacy/4965-rs.c +++ b/trunk/drivers/net/wireless/iwlegacy/4965-rs.c @@ -2152,7 +2152,7 @@ il4965_rs_initialize_lq(struct il_priv *il, struct ieee80211_conf *conf, int rate_idx; int i; u32 rate; - u8 use_green; + u8 use_green = il4965_rs_use_green(il, sta); u8 active_tbl = 0; u8 valid_tx_ant; struct il_station_priv *sta_priv; @@ -2160,7 +2160,6 @@ il4965_rs_initialize_lq(struct il_priv *il, struct ieee80211_conf *conf, if (!sta || !lq_sta) return; - use_green = il4965_rs_use_green(il, sta); sta_priv = (void *)sta->drv_priv; i = lq_sta->last_txrate_idx; diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/lib.c b/trunk/drivers/net/wireless/iwlwifi/dvm/lib.c index 44ca0e57f9f7..86ea5f4c3939 100644 --- a/trunk/drivers/net/wireless/iwlwifi/dvm/lib.c +++ b/trunk/drivers/net/wireless/iwlwifi/dvm/lib.c @@ -1261,15 +1261,6 @@ int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) return -EIO; } - /* - * This can happen upon FW ASSERT: we clear the STATUS_FW_ERROR flag - * in iwl_down but cancel the workers only later. - */ - if (!priv->ucode_loaded) { - IWL_ERR(priv, "Fw not loaded - dropping CMD: %x\n", cmd->id); - return -EIO; - } - /* * Synchronous commands from this op-mode must hold * the mutex, this ensures we don't try to send two diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/rxon.c b/trunk/drivers/net/wireless/iwlwifi/dvm/rxon.c index a82b6b39d4ff..23be948cf162 100644 --- a/trunk/drivers/net/wireless/iwlwifi/dvm/rxon.c +++ b/trunk/drivers/net/wireless/iwlwifi/dvm/rxon.c @@ -1419,14 +1419,6 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - if (changes & BSS_CHANGED_IDLE && bss_conf->idle) { - /* - * If we go idle, then clearly no "passive-no-rx" - * workaround is needed any more, this is a reset. - */ - iwlagn_lift_passive_no_rx(priv); - } - if (unlikely(!iwl_is_ready(priv))) { IWL_DEBUG_MAC80211(priv, "leave - not ready\n"); mutex_unlock(&priv->mutex); @@ -1458,6 +1450,16 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, priv->timestamp = bss_conf->sync_tsf; ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK; } else { + /* + * If we disassociate while there are pending + * frames, just wake up the queues and let the + * frames "escape" ... This shouldn't really + * be happening to start with, but we should + * not get stuck in this case either since it + * can happen if userspace gets confused. + */ + iwlagn_lift_passive_no_rx(priv); + ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK; if (ctx->ctxid == IWL_RXON_CTX_BSS) diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/sta.c b/trunk/drivers/net/wireless/iwlwifi/dvm/sta.c index b775769f8322..94ef33838bc6 100644 --- a/trunk/drivers/net/wireless/iwlwifi/dvm/sta.c +++ b/trunk/drivers/net/wireless/iwlwifi/dvm/sta.c @@ -151,7 +151,7 @@ int iwl_send_add_sta(struct iwl_priv *priv, sta_id, sta->sta.addr, flags & CMD_ASYNC ? "a" : ""); if (!(flags & CMD_ASYNC)) { - cmd.flags |= CMD_WANT_SKB; + cmd.flags |= CMD_WANT_SKB | CMD_WANT_HCMD; might_sleep(); } diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/tx.c b/trunk/drivers/net/wireless/iwlwifi/dvm/tx.c index d1a670d7b10c..6aec2df3bb27 100644 --- a/trunk/drivers/net/wireless/iwlwifi/dvm/tx.c +++ b/trunk/drivers/net/wireless/iwlwifi/dvm/tx.c @@ -1192,7 +1192,7 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, memset(&info->status, 0, sizeof(info->status)); if (status == TX_STATUS_FAIL_PASSIVE_NO_RX && - ctx->vif && + iwl_is_associated_ctx(ctx) && ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION) { /* block and stop all queues */ priv->passive_no_rx = true; diff --git a/trunk/drivers/net/wireless/iwlwifi/dvm/ucode.c b/trunk/drivers/net/wireless/iwlwifi/dvm/ucode.c index 1a4ac9236a44..736fe9bb140e 100644 --- a/trunk/drivers/net/wireless/iwlwifi/dvm/ucode.c +++ b/trunk/drivers/net/wireless/iwlwifi/dvm/ucode.c @@ -367,8 +367,6 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv, return -EIO; } - priv->ucode_loaded = true; - if (ucode_type != IWL_UCODE_WOWLAN) { /* delay a bit to give rfkill time to run */ msleep(5); @@ -382,6 +380,8 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv, return ret; } + priv->ucode_loaded = true; + return 0; } diff --git a/trunk/drivers/net/wireless/iwlwifi/iwl-devtrace.h b/trunk/drivers/net/wireless/iwlwifi/iwl-devtrace.h index 81aa91fab5aa..9a0f45ec9e01 100644 --- a/trunk/drivers/net/wireless/iwlwifi/iwl-devtrace.h +++ b/trunk/drivers/net/wireless/iwlwifi/iwl-devtrace.h @@ -349,23 +349,25 @@ TRACE_EVENT(iwlwifi_dev_rx_data, TRACE_EVENT(iwlwifi_dev_hcmd, TP_PROTO(const struct device *dev, struct iwl_host_cmd *cmd, u16 total_size, - struct iwl_cmd_header *hdr), - TP_ARGS(dev, cmd, total_size, hdr), + const void *hdr, size_t hdr_len), + TP_ARGS(dev, cmd, total_size, hdr, hdr_len), TP_STRUCT__entry( DEV_ENTRY __dynamic_array(u8, hcmd, total_size) __field(u32, flags) ), TP_fast_assign( - int i, offset = sizeof(*hdr); + int i, offset = hdr_len; DEV_ASSIGN; __entry->flags = cmd->flags; - memcpy(__get_dynamic_array(hcmd), hdr, sizeof(*hdr)); + memcpy(__get_dynamic_array(hcmd), hdr, hdr_len); - for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { + for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { if (!cmd->len[i]) continue; + if (!(cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY)) + continue; memcpy((u8 *)__get_dynamic_array(hcmd) + offset, cmd->data[i], cmd->len[i]); offset += cmd->len[i]; diff --git a/trunk/drivers/net/wireless/iwlwifi/iwl-drv.c b/trunk/drivers/net/wireless/iwlwifi/iwl-drv.c index fbfd2d137117..6f228bb2b844 100644 --- a/trunk/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/trunk/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -1102,6 +1102,7 @@ void iwl_drv_stop(struct iwl_drv *drv) /* shared module parameters */ struct iwl_mod_params iwlwifi_mod_params = { + .amsdu_size_8K = 1, .restart_fw = 1, .plcp_check = true, .bt_coex_active = true, @@ -1206,7 +1207,7 @@ MODULE_PARM_DESC(11n_disable, "disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX"); module_param_named(amsdu_size_8K, iwlwifi_mod_params.amsdu_size_8K, int, S_IRUGO); -MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size (default 0)"); +MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size"); module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, int, S_IRUGO); MODULE_PARM_DESC(fw_restart, "restart firmware in case of error"); diff --git a/trunk/drivers/net/wireless/iwlwifi/iwl-modparams.h b/trunk/drivers/net/wireless/iwlwifi/iwl-modparams.h index 2c2a729092f5..e5e3a79eae2f 100644 --- a/trunk/drivers/net/wireless/iwlwifi/iwl-modparams.h +++ b/trunk/drivers/net/wireless/iwlwifi/iwl-modparams.h @@ -91,7 +91,7 @@ enum iwl_power_level { * @sw_crypto: using hardware encryption, default = 0 * @disable_11n: disable 11n capabilities, default = 0, * use IWL_DISABLE_HT_* constants - * @amsdu_size_8K: enable 8K amsdu size, default = 0 + * @amsdu_size_8K: enable 8K amsdu size, default = 1 * @restart_fw: restart firmware, default = 1 * @plcp_check: enable plcp health check, default = true * @wd_disable: enable stuck queue check, default = 0 diff --git a/trunk/drivers/net/wireless/iwlwifi/iwl-phy-db.c b/trunk/drivers/net/wireless/iwlwifi/iwl-phy-db.c index 3392011a8768..14fc8d39fc28 100644 --- a/trunk/drivers/net/wireless/iwlwifi/iwl-phy-db.c +++ b/trunk/drivers/net/wireless/iwlwifi/iwl-phy-db.c @@ -136,6 +136,12 @@ struct iwl_calib_res_notif_phy_db { u8 data[]; } __packed; +#define IWL_PHY_DB_STATIC_PIC cpu_to_le32(0x21436587) +static inline void iwl_phy_db_test_pic(__le32 pic) +{ + WARN_ON(IWL_PHY_DB_STATIC_PIC != pic); +} + struct iwl_phy_db *iwl_phy_db_init(struct iwl_trans *trans) { struct iwl_phy_db *phy_db = kzalloc(sizeof(struct iwl_phy_db), @@ -254,6 +260,11 @@ int iwl_phy_db_set_section(struct iwl_phy_db *phy_db, struct iwl_rx_packet *pkt, (size - CHANNEL_NUM_SIZE) / phy_db->channel_num; } + /* Test PIC */ + if (type != IWL_PHY_DB_CFG) + iwl_phy_db_test_pic(*(((__le32 *)phy_db_notif->data) + + (size / sizeof(__le32)) - 1)); + IWL_DEBUG_INFO(phy_db->trans, "%s(%d): [PHYDB]SET: Type %d , Size: %d\n", __func__, __LINE__, type, size); @@ -361,6 +372,11 @@ int iwl_phy_db_get_section_data(struct iwl_phy_db *phy_db, *size = entry->size; } + /* Test PIC */ + if (type != IWL_PHY_DB_CFG) + iwl_phy_db_test_pic(*(((__le32 *)*data) + + (*size / sizeof(__le32)) - 1)); + IWL_DEBUG_INFO(phy_db->trans, "%s(%d): [PHYDB] GET: Type %d , Size: %d\n", __func__, __LINE__, type, *size); diff --git a/trunk/drivers/net/wireless/iwlwifi/iwl-trans.h b/trunk/drivers/net/wireless/iwlwifi/iwl-trans.h index 0cac2b7af78b..8c7bec6b9a0b 100644 --- a/trunk/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/trunk/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -186,13 +186,19 @@ struct iwl_rx_packet { * @CMD_ASYNC: Return right away and don't want for the response * @CMD_WANT_SKB: valid only with CMD_SYNC. The caller needs the buffer of the * response. The caller needs to call iwl_free_resp when done. + * @CMD_WANT_HCMD: The caller needs to get the HCMD that was sent in the + * response handler. Chunks flagged by %IWL_HCMD_DFL_NOCOPY won't be + * copied. The pointer passed to the response handler is in the transport + * ownership and don't need to be freed by the op_mode. This also means + * that the pointer is invalidated after the op_mode's handler returns. * @CMD_ON_DEMAND: This command is sent by the test mode pipe. */ enum CMD_MODE { CMD_SYNC = 0, CMD_ASYNC = BIT(0), CMD_WANT_SKB = BIT(1), - CMD_ON_DEMAND = BIT(2), + CMD_WANT_HCMD = BIT(2), + CMD_ON_DEMAND = BIT(3), }; #define DEF_CMD_PAYLOAD_SIZE 320 @@ -211,11 +217,7 @@ struct iwl_device_cmd { #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_device_cmd)) -/* - * number of transfer buffers (fragments) per transmit frame descriptor; - * this is just the driver's idea, the hardware supports 20 - */ -#define IWL_MAX_CMD_TBS_PER_TFD 2 +#define IWL_MAX_CMD_TFDS 2 /** * struct iwl_hcmd_dataflag - flag for each one of the chunks of the command @@ -252,15 +254,15 @@ enum iwl_hcmd_dataflag { * @id: id of the host command */ struct iwl_host_cmd { - const void *data[IWL_MAX_CMD_TBS_PER_TFD]; + const void *data[IWL_MAX_CMD_TFDS]; struct iwl_rx_packet *resp_pkt; unsigned long _rx_page_addr; u32 _rx_page_order; int handler_status; u32 flags; - u16 len[IWL_MAX_CMD_TBS_PER_TFD]; - u8 dataflags[IWL_MAX_CMD_TBS_PER_TFD]; + u16 len[IWL_MAX_CMD_TFDS]; + u8 dataflags[IWL_MAX_CMD_TFDS]; u8 id; }; diff --git a/trunk/drivers/net/wireless/iwlwifi/mvm/d3.c b/trunk/drivers/net/wireless/iwlwifi/mvm/d3.c index 994c8c263dc0..c64d864799cd 100644 --- a/trunk/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/trunk/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -61,7 +61,6 @@ * *****************************************************************************/ -#include #include #include #include "iwl-modparams.h" @@ -193,11 +192,6 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw, sizeof(wkc), &wkc); data->error = ret != 0; - mvm->ptk_ivlen = key->iv_len; - mvm->ptk_icvlen = key->icv_len; - mvm->gtk_ivlen = key->iv_len; - mvm->gtk_icvlen = key->icv_len; - /* don't upload key again */ goto out_unlock; } @@ -310,13 +304,9 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw, */ if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) { key->hw_key_idx = 0; - mvm->ptk_ivlen = key->iv_len; - mvm->ptk_icvlen = key->icv_len; } else { data->gtk_key_idx++; key->hw_key_idx = data->gtk_key_idx; - mvm->gtk_ivlen = key->iv_len; - mvm->gtk_icvlen = key->icv_len; } ret = iwl_mvm_set_sta_key(mvm, vif, sta, key, true); @@ -659,11 +649,6 @@ int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) /* We reprogram keys and shouldn't allocate new key indices */ memset(mvm->fw_key_table, 0, sizeof(mvm->fw_key_table)); - mvm->ptk_ivlen = 0; - mvm->ptk_icvlen = 0; - mvm->ptk_ivlen = 0; - mvm->ptk_icvlen = 0; - /* * The D3 firmware still hardcodes the AP station ID for the * BSS we're associated with as 0. As a result, we have to move @@ -798,6 +783,7 @@ static void iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, struct iwl_wowlan_status *status; u32 reasons; int ret, len; + bool pkt8023 = false; struct sk_buff *pkt = NULL; iwl_trans_read_mem_bytes(mvm->trans, base, @@ -838,8 +824,7 @@ static void iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, status = (void *)cmd.resp_pkt->data; if (len - sizeof(struct iwl_cmd_header) != - sizeof(*status) + - ALIGN(le32_to_cpu(status->wake_packet_bufsize), 4)) { + sizeof(*status) + le32_to_cpu(status->wake_packet_bufsize)) { IWL_ERR(mvm, "Invalid WoWLAN status response!\n"); goto out; } @@ -851,96 +836,61 @@ static void iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, goto report; } - if (reasons & IWL_WOWLAN_WAKEUP_BY_MAGIC_PACKET) + if (reasons & IWL_WOWLAN_WAKEUP_BY_MAGIC_PACKET) { wakeup.magic_pkt = true; + pkt8023 = true; + } - if (reasons & IWL_WOWLAN_WAKEUP_BY_PATTERN) + if (reasons & IWL_WOWLAN_WAKEUP_BY_PATTERN) { wakeup.pattern_idx = le16_to_cpu(status->pattern_number); + pkt8023 = true; + } if (reasons & (IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_MISSED_BEACON | IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_DEAUTH)) wakeup.disconnect = true; - if (reasons & IWL_WOWLAN_WAKEUP_BY_GTK_REKEY_FAILURE) + if (reasons & IWL_WOWLAN_WAKEUP_BY_GTK_REKEY_FAILURE) { wakeup.gtk_rekey_failure = true; + pkt8023 = true; + } - if (reasons & IWL_WOWLAN_WAKEUP_BY_RFKILL_DEASSERTED) + if (reasons & IWL_WOWLAN_WAKEUP_BY_RFKILL_DEASSERTED) { wakeup.rfkill_release = true; + pkt8023 = true; + } - if (reasons & IWL_WOWLAN_WAKEUP_BY_EAPOL_REQUEST) + if (reasons & IWL_WOWLAN_WAKEUP_BY_EAPOL_REQUEST) { wakeup.eap_identity_req = true; + pkt8023 = true; + } - if (reasons & IWL_WOWLAN_WAKEUP_BY_FOUR_WAY_HANDSHAKE) + if (reasons & IWL_WOWLAN_WAKEUP_BY_FOUR_WAY_HANDSHAKE) { wakeup.four_way_handshake = true; + pkt8023 = true; + } if (status->wake_packet_bufsize) { - int pktsize = le32_to_cpu(status->wake_packet_bufsize); - int pktlen = le32_to_cpu(status->wake_packet_length); - const u8 *pktdata = status->wake_packet; - struct ieee80211_hdr *hdr = (void *)pktdata; - int truncated = pktlen - pktsize; - - /* this would be a firmware bug */ - if (WARN_ON_ONCE(truncated < 0)) - truncated = 0; - - if (ieee80211_is_data(hdr->frame_control)) { - int hdrlen = ieee80211_hdrlen(hdr->frame_control); - int ivlen = 0, icvlen = 4; /* also FCS */ + u32 pktsize = le32_to_cpu(status->wake_packet_bufsize); + u32 pktlen = le32_to_cpu(status->wake_packet_length); + if (pkt8023) { pkt = alloc_skb(pktsize, GFP_KERNEL); if (!pkt) goto report; - - memcpy(skb_put(pkt, hdrlen), pktdata, hdrlen); - pktdata += hdrlen; - pktsize -= hdrlen; - - if (ieee80211_has_protected(hdr->frame_control)) { - if (is_multicast_ether_addr(hdr->addr1)) { - ivlen = mvm->gtk_ivlen; - icvlen += mvm->gtk_icvlen; - } else { - ivlen = mvm->ptk_ivlen; - icvlen += mvm->ptk_icvlen; - } - } - - /* if truncated, FCS/ICV is (partially) gone */ - if (truncated >= icvlen) { - icvlen = 0; - truncated -= icvlen; - } else { - icvlen -= truncated; - truncated = 0; - } - - pktsize -= ivlen + icvlen; - pktdata += ivlen; - - memcpy(skb_put(pkt, pktsize), pktdata, pktsize); - + memcpy(skb_put(pkt, pktsize), status->wake_packet, + pktsize); if (ieee80211_data_to_8023(pkt, vif->addr, vif->type)) goto report; wakeup.packet = pkt->data; wakeup.packet_present_len = pkt->len; - wakeup.packet_len = pkt->len - truncated; + wakeup.packet_len = pkt->len - (pktlen - pktsize); wakeup.packet_80211 = false; } else { - int fcslen = 4; - - if (truncated >= 4) { - truncated -= 4; - fcslen = 0; - } else { - fcslen -= truncated; - truncated = 0; - } - pktsize -= fcslen; wakeup.packet = status->wake_packet; wakeup.packet_present_len = pktsize; - wakeup.packet_len = pktlen - truncated; + wakeup.packet_len = pktlen; wakeup.packet_80211 = true; } } diff --git a/trunk/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/trunk/drivers/net/wireless/iwlwifi/mvm/fw-api.h index 2adb61f103f4..23eebda848b0 100644 --- a/trunk/drivers/net/wireless/iwlwifi/mvm/fw-api.h +++ b/trunk/drivers/net/wireless/iwlwifi/mvm/fw-api.h @@ -762,20 +762,18 @@ struct iwl_phy_context_cmd { #define IWL_RX_INFO_PHY_CNT 8 #define IWL_RX_INFO_AGC_IDX 1 #define IWL_RX_INFO_RSSI_AB_IDX 2 -#define IWL_OFDM_AGC_A_MSK 0x0000007f -#define IWL_OFDM_AGC_A_POS 0 -#define IWL_OFDM_AGC_B_MSK 0x00003f80 -#define IWL_OFDM_AGC_B_POS 7 -#define IWL_OFDM_AGC_CODE_MSK 0x3fe00000 -#define IWL_OFDM_AGC_CODE_POS 20 +#define IWL_RX_INFO_RSSI_C_IDX 3 +#define IWL_OFDM_AGC_DB_MSK 0xfe00 +#define IWL_OFDM_AGC_DB_POS 9 #define IWL_OFDM_RSSI_INBAND_A_MSK 0x00ff -#define IWL_OFDM_RSSI_A_POS 0 #define IWL_OFDM_RSSI_ALLBAND_A_MSK 0xff00 -#define IWL_OFDM_RSSI_ALLBAND_A_POS 8 +#define IWL_OFDM_RSSI_A_POS 0 #define IWL_OFDM_RSSI_INBAND_B_MSK 0xff0000 -#define IWL_OFDM_RSSI_B_POS 16 #define IWL_OFDM_RSSI_ALLBAND_B_MSK 0xff000000 -#define IWL_OFDM_RSSI_ALLBAND_B_POS 24 +#define IWL_OFDM_RSSI_B_POS 16 +#define IWL_OFDM_RSSI_INBAND_C_MSK 0x00ff +#define IWL_OFDM_RSSI_ALLBAND_C_MSK 0xff00 +#define IWL_OFDM_RSSI_C_POS 0 /** * struct iwl_rx_phy_info - phy info diff --git a/trunk/drivers/net/wireless/iwlwifi/mvm/fw.c b/trunk/drivers/net/wireless/iwlwifi/mvm/fw.c index 500f818dba04..d3d959db03a9 100644 --- a/trunk/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/trunk/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -79,8 +79,17 @@ #define UCODE_VALID_OK cpu_to_le32(0x1) /* Default calibration values for WkP - set to INIT image w/o running */ +static const u8 wkp_calib_values_bb_filter[] = { 0xbf, 0x00, 0x5f, 0x00, 0x2f, + 0x00, 0x18, 0x00 }; +static const u8 wkp_calib_values_rx_dc[] = { 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, + 0x7f, 0x7f, 0x7f }; +static const u8 wkp_calib_values_tx_lo[] = { 0x00, 0x00, 0x00, 0x00 }; +static const u8 wkp_calib_values_tx_iq[] = { 0xff, 0x00, 0xff, 0x00, 0x00, + 0x00 }; +static const u8 wkp_calib_values_rx_iq[] = { 0xff, 0x00, 0x00, 0x00 }; static const u8 wkp_calib_values_rx_iq_skew[] = { 0x00, 0x00, 0x01, 0x00 }; static const u8 wkp_calib_values_tx_iq_skew[] = { 0x01, 0x00, 0x00, 0x00 }; +static const u8 wkp_calib_values_xtal[] = { 0xd2, 0xd2 }; struct iwl_calib_default_data { u16 size; @@ -90,7 +99,12 @@ struct iwl_calib_default_data { #define CALIB_SIZE_N_DATA(_buf) {.size = sizeof(_buf), .data = &_buf} static const struct iwl_calib_default_data wkp_calib_default_data[12] = { + [5] = CALIB_SIZE_N_DATA(wkp_calib_values_rx_dc), + [6] = CALIB_SIZE_N_DATA(wkp_calib_values_bb_filter), + [7] = CALIB_SIZE_N_DATA(wkp_calib_values_tx_lo), + [8] = CALIB_SIZE_N_DATA(wkp_calib_values_tx_iq), [9] = CALIB_SIZE_N_DATA(wkp_calib_values_tx_iq_skew), + [10] = CALIB_SIZE_N_DATA(wkp_calib_values_rx_iq), [11] = CALIB_SIZE_N_DATA(wkp_calib_values_rx_iq_skew), }; @@ -227,6 +241,20 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, return 0; } +#define IWL_HW_REV_ID_RAINBOW 0x2 +#define IWL_PROJ_TYPE_LHP 0x5 + +static u32 iwl_mvm_build_phy_cfg(struct iwl_mvm *mvm) +{ + struct iwl_nvm_data *data = mvm->nvm_data; + /* Temp calls to static definitions, will be changed to CSR calls */ + u8 hw_rev_id = IWL_HW_REV_ID_RAINBOW; + u8 project_type = IWL_PROJ_TYPE_LHP; + + return data->radio_cfg_dash | (data->radio_cfg_step << 2) | + (hw_rev_id << 4) | ((project_type & 0x7f) << 6) | + (data->valid_tx_ant << 16) | (data->valid_rx_ant << 20); +} static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) { @@ -234,7 +262,7 @@ static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) enum iwl_ucode_type ucode_type = mvm->cur_ucode; /* Set parameters */ - phy_cfg_cmd.phy_cfg = cpu_to_le32(mvm->fw->phy_config); + phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_build_phy_cfg(mvm)); phy_cfg_cmd.calib_control.event_trigger = mvm->fw->default_calib[ucode_type].event_trigger; phy_cfg_cmd.calib_control.flow_trigger = @@ -247,6 +275,103 @@ static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) sizeof(phy_cfg_cmd), &phy_cfg_cmd); } +/* Starting with the new PHY DB implementation - New calibs are enabled */ +/* Value - 0x405e7 */ +#define IWL_CALIB_DEFAULT_FLOW_INIT (IWL_CALIB_CFG_XTAL_IDX |\ + IWL_CALIB_CFG_TEMPERATURE_IDX |\ + IWL_CALIB_CFG_VOLTAGE_READ_IDX |\ + IWL_CALIB_CFG_DC_IDX |\ + IWL_CALIB_CFG_BB_FILTER_IDX |\ + IWL_CALIB_CFG_LO_LEAKAGE_IDX |\ + IWL_CALIB_CFG_TX_IQ_IDX |\ + IWL_CALIB_CFG_RX_IQ_IDX |\ + IWL_CALIB_CFG_AGC_IDX) + +#define IWL_CALIB_DEFAULT_EVENT_INIT 0x0 + +/* Value 0x41567 */ +#define IWL_CALIB_DEFAULT_FLOW_RUN (IWL_CALIB_CFG_XTAL_IDX |\ + IWL_CALIB_CFG_TEMPERATURE_IDX |\ + IWL_CALIB_CFG_VOLTAGE_READ_IDX |\ + IWL_CALIB_CFG_BB_FILTER_IDX |\ + IWL_CALIB_CFG_DC_IDX |\ + IWL_CALIB_CFG_TX_IQ_IDX |\ + IWL_CALIB_CFG_RX_IQ_IDX |\ + IWL_CALIB_CFG_SENSITIVITY_IDX |\ + IWL_CALIB_CFG_AGC_IDX) + +#define IWL_CALIB_DEFAULT_EVENT_RUN (IWL_CALIB_CFG_XTAL_IDX |\ + IWL_CALIB_CFG_TEMPERATURE_IDX |\ + IWL_CALIB_CFG_VOLTAGE_READ_IDX |\ + IWL_CALIB_CFG_TX_PWR_IDX |\ + IWL_CALIB_CFG_DC_IDX |\ + IWL_CALIB_CFG_TX_IQ_IDX |\ + IWL_CALIB_CFG_SENSITIVITY_IDX) + +/* + * Sets the calibrations trigger values that will be sent to the FW for runtime + * and init calibrations. + * The ones given in the FW TLV are not correct. + */ +static void iwl_set_default_calib_trigger(struct iwl_mvm *mvm) +{ + struct iwl_tlv_calib_ctrl default_calib; + + /* + * WkP FW TLV calib bits are wrong, overwrite them. + * This defines the dynamic calibrations which are implemented in the + * uCode both for init(flow) calculation and event driven calibs. + */ + + /* Init Image */ + default_calib.event_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_EVENT_INIT); + default_calib.flow_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_FLOW_INIT); + + if (default_calib.event_trigger != + mvm->fw->default_calib[IWL_UCODE_INIT].event_trigger) + IWL_ERR(mvm, + "Updating the event calib for INIT image: 0x%x -> 0x%x\n", + mvm->fw->default_calib[IWL_UCODE_INIT].event_trigger, + default_calib.event_trigger); + if (default_calib.flow_trigger != + mvm->fw->default_calib[IWL_UCODE_INIT].flow_trigger) + IWL_ERR(mvm, + "Updating the flow calib for INIT image: 0x%x -> 0x%x\n", + mvm->fw->default_calib[IWL_UCODE_INIT].flow_trigger, + default_calib.flow_trigger); + + memcpy((void *)&mvm->fw->default_calib[IWL_UCODE_INIT], + &default_calib, sizeof(struct iwl_tlv_calib_ctrl)); + IWL_ERR(mvm, + "Setting uCode init calibrations event 0x%x, trigger 0x%x\n", + default_calib.event_trigger, + default_calib.flow_trigger); + + /* Run time image */ + default_calib.event_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_EVENT_RUN); + default_calib.flow_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_FLOW_RUN); + + if (default_calib.event_trigger != + mvm->fw->default_calib[IWL_UCODE_REGULAR].event_trigger) + IWL_ERR(mvm, + "Updating the event calib for RT image: 0x%x -> 0x%x\n", + mvm->fw->default_calib[IWL_UCODE_REGULAR].event_trigger, + default_calib.event_trigger); + if (default_calib.flow_trigger != + mvm->fw->default_calib[IWL_UCODE_REGULAR].flow_trigger) + IWL_ERR(mvm, + "Updating the flow calib for RT image: 0x%x -> 0x%x\n", + mvm->fw->default_calib[IWL_UCODE_REGULAR].flow_trigger, + default_calib.flow_trigger); + + memcpy((void *)&mvm->fw->default_calib[IWL_UCODE_REGULAR], + &default_calib, sizeof(struct iwl_tlv_calib_ctrl)); + IWL_ERR(mvm, + "Setting uCode runtime calibs event 0x%x, trigger 0x%x\n", + default_calib.event_trigger, + default_calib.flow_trigger); +} + static int iwl_set_default_calibrations(struct iwl_mvm *mvm) { u8 cmd_raw[16]; /* holds the variable size commands */ @@ -321,10 +446,8 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans); WARN_ON(ret); - /* Send TX valid antennas before triggering calibrations */ - ret = iwl_send_tx_ant_cfg(mvm, mvm->nvm_data->valid_tx_ant); - if (ret) - goto error; + /* Override the calibrations from TLV and the const of fw */ + iwl_set_default_calib_trigger(mvm); /* WkP doesn't have all calibrations, need to set default values */ if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_7000) { diff --git a/trunk/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/trunk/drivers/net/wireless/iwlwifi/mvm/mac80211.c index 7e169b085afe..e8264e11b12d 100644 --- a/trunk/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/trunk/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -557,9 +557,11 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, return ret; } -static void iwl_mvm_prepare_mac_removal(struct iwl_mvm *mvm, - struct ieee80211_vif *vif) +static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) { + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); u32 tfd_msk = 0, ac; for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) @@ -592,21 +594,12 @@ static void iwl_mvm_prepare_mac_removal(struct iwl_mvm *mvm, */ flush_work(&mvm->sta_drained_wk); } -} - -static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) -{ - struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - - iwl_mvm_prepare_mac_removal(mvm, vif); mutex_lock(&mvm->mutex); /* * For AP/GO interface, the tear down of the resources allocated to the - * interface is be handled as part of the stop_ap flow. + * interface should be handled as part of the bss_info_changed flow. */ if (vif->type == NL80211_IFTYPE_AP) { iwl_mvm_dealloc_int_sta(mvm, &mvmvif->bcast_sta); @@ -770,8 +763,6 @@ static void iwl_mvm_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif) struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - iwl_mvm_prepare_mac_removal(mvm, vif); - mutex_lock(&mvm->mutex); mvmvif->ap_active = false; diff --git a/trunk/drivers/net/wireless/iwlwifi/mvm/mvm.h b/trunk/drivers/net/wireless/iwlwifi/mvm/mvm.h index bdae700c769e..4e339ccfa800 100644 --- a/trunk/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/trunk/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -80,8 +80,7 @@ #define IWL_INVALID_MAC80211_QUEUE 0xff #define IWL_MVM_MAX_ADDRESSES 2 -/* RSSI offset for WkP */ -#define IWL_RSSI_OFFSET 50 +#define IWL_RSSI_OFFSET 44 enum iwl_mvm_tx_fifo { IWL_MVM_TX_FIFO_BK = 0, @@ -328,10 +327,6 @@ struct iwl_mvm { struct led_classdev led; struct ieee80211_vif *p2p_device_vif; - -#ifdef CONFIG_PM_SLEEP - int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; -#endif }; /* Extract MVM priv from op_mode and _hw */ diff --git a/trunk/drivers/net/wireless/iwlwifi/mvm/ops.c b/trunk/drivers/net/wireless/iwlwifi/mvm/ops.c index d0f9c1e0475e..aa59adf87db3 100644 --- a/trunk/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/trunk/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -624,8 +624,12 @@ static void iwl_mvm_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb) ieee80211_free_txskb(mvm->hw, skb); } -static void iwl_mvm_nic_restart(struct iwl_mvm *mvm) +static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) { + struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); + + iwl_mvm_dump_nic_error_log(mvm); + iwl_abort_notification_waits(&mvm->notif_wait); /* @@ -659,21 +663,9 @@ static void iwl_mvm_nic_restart(struct iwl_mvm *mvm) } } -static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) -{ - struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); - - iwl_mvm_dump_nic_error_log(mvm); - - iwl_mvm_nic_restart(mvm); -} - static void iwl_mvm_cmd_queue_full(struct iwl_op_mode *op_mode) { - struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); - WARN_ON(1); - iwl_mvm_nic_restart(mvm); } static const struct iwl_op_mode_ops iwl_mvm_ops = { diff --git a/trunk/drivers/net/wireless/iwlwifi/mvm/rx.c b/trunk/drivers/net/wireless/iwlwifi/mvm/rx.c index b0b190d0ec23..3f40ab05bbd8 100644 --- a/trunk/drivers/net/wireless/iwlwifi/mvm/rx.c +++ b/trunk/drivers/net/wireless/iwlwifi/mvm/rx.c @@ -131,42 +131,33 @@ static void iwl_mvm_pass_packet_to_mac80211(struct iwl_mvm *mvm, static int iwl_mvm_calc_rssi(struct iwl_mvm *mvm, struct iwl_rx_phy_info *phy_info) { - int rssi_a, rssi_b, rssi_a_dbm, rssi_b_dbm, max_rssi_dbm; - int rssi_all_band_a, rssi_all_band_b; - u32 agc_a, agc_b, max_agc; + u32 rssi_a, rssi_b, rssi_c, max_rssi, agc_db; u32 val; - /* Find max rssi among 2 possible receivers. + /* Find max rssi among 3 possible receivers. * These values are measured by the Digital Signal Processor (DSP). * They should stay fairly constant even as the signal strength varies, * if the radio's Automatic Gain Control (AGC) is working right. * AGC value (see below) will provide the "interesting" info. */ - val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_AGC_IDX]); - agc_a = (val & IWL_OFDM_AGC_A_MSK) >> IWL_OFDM_AGC_A_POS; - agc_b = (val & IWL_OFDM_AGC_B_MSK) >> IWL_OFDM_AGC_B_POS; - max_agc = max_t(u32, agc_a, agc_b); - val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_RSSI_AB_IDX]); rssi_a = (val & IWL_OFDM_RSSI_INBAND_A_MSK) >> IWL_OFDM_RSSI_A_POS; rssi_b = (val & IWL_OFDM_RSSI_INBAND_B_MSK) >> IWL_OFDM_RSSI_B_POS; - rssi_all_band_a = (val & IWL_OFDM_RSSI_ALLBAND_A_MSK) >> - IWL_OFDM_RSSI_ALLBAND_A_POS; - rssi_all_band_b = (val & IWL_OFDM_RSSI_ALLBAND_B_MSK) >> - IWL_OFDM_RSSI_ALLBAND_B_POS; + val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_RSSI_C_IDX]); + rssi_c = (val & IWL_OFDM_RSSI_INBAND_C_MSK) >> IWL_OFDM_RSSI_C_POS; - /* - * dBm = rssi dB - agc dB - constant. - * Higher AGC (higher radio gain) means lower signal. - */ - rssi_a_dbm = rssi_a - IWL_RSSI_OFFSET - agc_a; - rssi_b_dbm = rssi_b - IWL_RSSI_OFFSET - agc_b; - max_rssi_dbm = max_t(int, rssi_a_dbm, rssi_b_dbm); + val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_AGC_IDX]); + agc_db = (val & IWL_OFDM_AGC_DB_MSK) >> IWL_OFDM_AGC_DB_POS; + + max_rssi = max_t(u32, rssi_a, rssi_b); + max_rssi = max_t(u32, max_rssi, rssi_c); - IWL_DEBUG_STATS(mvm, "Rssi In A %d B %d Max %d AGCA %d AGCB %d\n", - rssi_a_dbm, rssi_b_dbm, max_rssi_dbm, agc_a, agc_b); + IWL_DEBUG_STATS(mvm, "Rssi In A %d B %d C %d Max %d AGC dB %d\n", + rssi_a, rssi_b, rssi_c, max_rssi, agc_db); - return max_rssi_dbm; + /* dBm = max_rssi dB - agc dB - constant. + * Higher AGC (higher radio gain) means lower signal. */ + return max_rssi - agc_db - IWL_RSSI_OFFSET; } /* diff --git a/trunk/drivers/net/wireless/iwlwifi/mvm/sta.c b/trunk/drivers/net/wireless/iwlwifi/mvm/sta.c index 274f44e2ef60..861a7f9f8e7f 100644 --- a/trunk/drivers/net/wireless/iwlwifi/mvm/sta.c +++ b/trunk/drivers/net/wireless/iwlwifi/mvm/sta.c @@ -770,16 +770,6 @@ int iwl_mvm_sta_tx_agg_stop(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u16 txq_id; int err; - - /* - * If mac80211 is cleaning its state, then say that we finished since - * our state has been cleared anyway. - */ - if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { - ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); - return 0; - } - spin_lock_bh(&mvmsta->lock); txq_id = tid_data->txq_id; diff --git a/trunk/drivers/net/wireless/iwlwifi/mvm/tx.c b/trunk/drivers/net/wireless/iwlwifi/mvm/tx.c index 6645efe5c03e..6b67ce3f679c 100644 --- a/trunk/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/trunk/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -607,8 +607,12 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, /* Single frame failure in an AMPDU queue => send BAR */ if (txq_id >= IWL_FIRST_AMPDU_QUEUE && - !(info->flags & IEEE80211_TX_STAT_ACK)) + !(info->flags & IEEE80211_TX_STAT_ACK)) { + /* there must be only one skb in the skb_list */ + WARN_ON_ONCE(skb_freed > 1 || + !skb_queue_empty(&skbs)); info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK; + } /* W/A FW bug: seq_ctl is wrong when the queue is flushed */ if (status == TX_STATUS_FAIL_FIFO_FLUSHED) { diff --git a/trunk/drivers/net/wireless/iwlwifi/pcie/internal.h b/trunk/drivers/net/wireless/iwlwifi/pcie/internal.h index 148843e7f34f..aa2a39a637dd 100644 --- a/trunk/drivers/net/wireless/iwlwifi/pcie/internal.h +++ b/trunk/drivers/net/wireless/iwlwifi/pcie/internal.h @@ -137,6 +137,10 @@ static inline int iwl_queue_dec_wrap(int index, int n_bd) struct iwl_cmd_meta { /* only for SYNC commands, iff the reply skb is wanted */ struct iwl_host_cmd *source; + + DEFINE_DMA_UNMAP_ADDR(mapping); + DEFINE_DMA_UNMAP_LEN(len); + u32 flags; }; @@ -178,39 +182,19 @@ struct iwl_queue { #define TFD_TX_CMD_SLOTS 256 #define TFD_CMD_SLOTS 32 -/* - * The FH will write back to the first TB only, so we need - * to copy some data into the buffer regardless of whether - * it should be mapped or not. This indicates how big the - * first TB must be to include the scratch buffer. Since - * the scratch is 4 bytes at offset 12, it's 16 now. If we - * make it bigger then allocations will be bigger and copy - * slower, so that's probably not useful. - */ -#define IWL_HCMD_SCRATCHBUF_SIZE 16 - struct iwl_pcie_txq_entry { struct iwl_device_cmd *cmd; + struct iwl_device_cmd *copy_cmd; struct sk_buff *skb; /* buffer to free after command completes */ const void *free_buf; struct iwl_cmd_meta meta; }; -struct iwl_pcie_txq_scratch_buf { - struct iwl_cmd_header hdr; - u8 buf[8]; - __le32 scratch; -}; - /** * struct iwl_txq - Tx Queue for DMA * @q: generic Rx/Tx queue descriptor * @tfds: transmit frame descriptors (DMA memory) - * @scratchbufs: start of command headers, including scratch buffers, for - * the writeback -- this is DMA memory and an array holding one buffer - * for each command on the queue - * @scratchbufs_dma: DMA address for the scratchbufs start * @entries: transmit entries (driver state) * @lock: queue lock * @stuck_timer: timer that fires if queue gets stuck @@ -224,8 +208,6 @@ struct iwl_pcie_txq_scratch_buf { struct iwl_txq { struct iwl_queue q; struct iwl_tfd *tfds; - struct iwl_pcie_txq_scratch_buf *scratchbufs; - dma_addr_t scratchbufs_dma; struct iwl_pcie_txq_entry *entries; spinlock_t lock; struct timer_list stuck_timer; @@ -234,13 +216,6 @@ struct iwl_txq { u8 active; }; -static inline dma_addr_t -iwl_pcie_get_scratchbuf_dma(struct iwl_txq *txq, int idx) -{ - return txq->scratchbufs_dma + - sizeof(struct iwl_pcie_txq_scratch_buf) * idx; -} - /** * struct iwl_trans_pcie - PCIe transport specific data * @rxq: all the RX queue data diff --git a/trunk/drivers/net/wireless/iwlwifi/pcie/rx.c b/trunk/drivers/net/wireless/iwlwifi/pcie/rx.c index 567e67ad1f61..b0ae06d2456f 100644 --- a/trunk/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/trunk/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -637,14 +637,22 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans, index = SEQ_TO_INDEX(sequence); cmd_index = get_cmd_index(&txq->q, index); - if (reclaim) - cmd = txq->entries[cmd_index].cmd; - else + if (reclaim) { + struct iwl_pcie_txq_entry *ent; + ent = &txq->entries[cmd_index]; + cmd = ent->copy_cmd; + WARN_ON_ONCE(!cmd && ent->meta.flags & CMD_WANT_HCMD); + } else { cmd = NULL; + } err = iwl_op_mode_rx(trans->op_mode, &rxcb, cmd); if (reclaim) { + /* The original command isn't needed any more */ + kfree(txq->entries[cmd_index].copy_cmd); + txq->entries[cmd_index].copy_cmd = NULL; + /* nor is the duplicated part of the command */ kfree(txq->entries[cmd_index].free_buf); txq->entries[cmd_index].free_buf = NULL; } diff --git a/trunk/drivers/net/wireless/iwlwifi/pcie/trans.c b/trunk/drivers/net/wireless/iwlwifi/pcie/trans.c index 12c4f31ca8fb..17bedc50e753 100644 --- a/trunk/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/trunk/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -475,10 +475,6 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans, /* If platform's RF_KILL switch is NOT set to KILL */ hw_rfkill = iwl_is_rfkill_set(trans); - if (hw_rfkill) - set_bit(STATUS_RFKILL, &trans_pcie->status); - else - clear_bit(STATUS_RFKILL, &trans_pcie->status); iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); if (hw_rfkill && !run_in_rfkill) return -ERFKILL; @@ -645,7 +641,6 @@ static int iwl_trans_pcie_d3_resume(struct iwl_trans *trans, static int iwl_trans_pcie_start_hw(struct iwl_trans *trans) { - struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); bool hw_rfkill; int err; @@ -661,10 +656,6 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans) iwl_enable_rfkill_int(trans); hw_rfkill = iwl_is_rfkill_set(trans); - if (hw_rfkill) - set_bit(STATUS_RFKILL, &trans_pcie->status); - else - clear_bit(STATUS_RFKILL, &trans_pcie->status); iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); return 0; @@ -703,10 +694,6 @@ static void iwl_trans_pcie_stop_hw(struct iwl_trans *trans, * op_mode. */ hw_rfkill = iwl_is_rfkill_set(trans); - if (hw_rfkill) - set_bit(STATUS_RFKILL, &trans_pcie->status); - else - clear_bit(STATUS_RFKILL, &trans_pcie->status); iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); } } diff --git a/trunk/drivers/net/wireless/iwlwifi/pcie/tx.c b/trunk/drivers/net/wireless/iwlwifi/pcie/tx.c index cb5c6792e3a8..8e9e3212fe78 100644 --- a/trunk/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/trunk/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -191,9 +191,12 @@ static void iwl_pcie_txq_stuck_timer(unsigned long data) } for (i = q->read_ptr; i != q->write_ptr; - i = iwl_queue_inc_wrap(i, q->n_bd)) + i = iwl_queue_inc_wrap(i, q->n_bd)) { + struct iwl_tx_cmd *tx_cmd = + (struct iwl_tx_cmd *)txq->entries[i].cmd->payload; IWL_ERR(trans, "scratch %d = 0x%08x\n", i, - le32_to_cpu(txq->scratchbufs[i].scratch)); + get_unaligned_le32(&tx_cmd->scratch)); + } iwl_op_mode_nic_error(trans->op_mode); } @@ -364,8 +367,8 @@ static inline u8 iwl_pcie_tfd_get_num_tbs(struct iwl_tfd *tfd) } static void iwl_pcie_tfd_unmap(struct iwl_trans *trans, - struct iwl_cmd_meta *meta, - struct iwl_tfd *tfd) + struct iwl_cmd_meta *meta, struct iwl_tfd *tfd, + enum dma_data_direction dma_dir) { int i; int num_tbs; @@ -379,12 +382,17 @@ static void iwl_pcie_tfd_unmap(struct iwl_trans *trans, return; } - /* first TB is never freed - it's the scratchbuf data */ + /* Unmap tx_cmd */ + if (num_tbs) + dma_unmap_single(trans->dev, + dma_unmap_addr(meta, mapping), + dma_unmap_len(meta, len), + DMA_BIDIRECTIONAL); + /* Unmap chunks, if any. */ for (i = 1; i < num_tbs; i++) dma_unmap_single(trans->dev, iwl_pcie_tfd_tb_get_addr(tfd, i), - iwl_pcie_tfd_tb_get_len(tfd, i), - DMA_TO_DEVICE); + iwl_pcie_tfd_tb_get_len(tfd, i), dma_dir); tfd->num_tbs = 0; } @@ -398,7 +406,8 @@ static void iwl_pcie_tfd_unmap(struct iwl_trans *trans, * Does NOT advance any TFD circular buffer read/write indexes * Does NOT free the TFD itself (which is within circular buffer) */ -static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq) +static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq, + enum dma_data_direction dma_dir) { struct iwl_tfd *tfd_tmp = txq->tfds; @@ -409,7 +418,8 @@ static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq) lockdep_assert_held(&txq->lock); /* We have only q->n_window txq->entries, but we use q->n_bd tfds */ - iwl_pcie_tfd_unmap(trans, &txq->entries[idx].meta, &tfd_tmp[rd_ptr]); + iwl_pcie_tfd_unmap(trans, &txq->entries[idx].meta, &tfd_tmp[rd_ptr], + dma_dir); /* free SKB */ if (txq->entries) { @@ -469,7 +479,6 @@ static int iwl_pcie_txq_alloc(struct iwl_trans *trans, { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); size_t tfd_sz = sizeof(struct iwl_tfd) * TFD_QUEUE_SIZE_MAX; - size_t scratchbuf_sz; int i; if (WARN_ON(txq->entries || txq->tfds)) @@ -505,25 +514,9 @@ static int iwl_pcie_txq_alloc(struct iwl_trans *trans, IWL_ERR(trans, "dma_alloc_coherent(%zd) failed\n", tfd_sz); goto error; } - - BUILD_BUG_ON(IWL_HCMD_SCRATCHBUF_SIZE != sizeof(*txq->scratchbufs)); - BUILD_BUG_ON(offsetof(struct iwl_pcie_txq_scratch_buf, scratch) != - sizeof(struct iwl_cmd_header) + - offsetof(struct iwl_tx_cmd, scratch)); - - scratchbuf_sz = sizeof(*txq->scratchbufs) * slots_num; - - txq->scratchbufs = dma_alloc_coherent(trans->dev, scratchbuf_sz, - &txq->scratchbufs_dma, - GFP_KERNEL); - if (!txq->scratchbufs) - goto err_free_tfds; - txq->q.id = txq_id; return 0; -err_free_tfds: - dma_free_coherent(trans->dev, tfd_sz, txq->tfds, txq->q.dma_addr); error: if (txq->entries && txq_id == trans_pcie->cmd_queue) for (i = 0; i < slots_num; i++) @@ -572,13 +565,22 @@ static void iwl_pcie_txq_unmap(struct iwl_trans *trans, int txq_id) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_txq *txq = &trans_pcie->txq[txq_id]; struct iwl_queue *q = &txq->q; + enum dma_data_direction dma_dir; if (!q->n_bd) return; + /* In the command queue, all the TBs are mapped as BIDI + * so unmap them as such. + */ + if (txq_id == trans_pcie->cmd_queue) + dma_dir = DMA_BIDIRECTIONAL; + else + dma_dir = DMA_TO_DEVICE; + spin_lock_bh(&txq->lock); while (q->write_ptr != q->read_ptr) { - iwl_pcie_txq_free_tfd(trans, txq); + iwl_pcie_txq_free_tfd(trans, txq, dma_dir); q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd); } spin_unlock_bh(&txq->lock); @@ -608,6 +610,7 @@ static void iwl_pcie_txq_free(struct iwl_trans *trans, int txq_id) if (txq_id == trans_pcie->cmd_queue) for (i = 0; i < txq->q.n_window; i++) { kfree(txq->entries[i].cmd); + kfree(txq->entries[i].copy_cmd); kfree(txq->entries[i].free_buf); } @@ -616,10 +619,6 @@ static void iwl_pcie_txq_free(struct iwl_trans *trans, int txq_id) dma_free_coherent(dev, sizeof(struct iwl_tfd) * txq->q.n_bd, txq->tfds, txq->q.dma_addr); txq->q.dma_addr = 0; - - dma_free_coherent(dev, - sizeof(*txq->scratchbufs) * txq->q.n_window, - txq->scratchbufs, txq->scratchbufs_dma); } kfree(txq->entries); @@ -963,7 +962,7 @@ void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn, iwl_pcie_txq_inval_byte_cnt_tbl(trans, txq); - iwl_pcie_txq_free_tfd(trans, txq); + iwl_pcie_txq_free_tfd(trans, txq, DMA_TO_DEVICE); } iwl_pcie_txq_progress(trans_pcie, txq); @@ -1153,37 +1152,20 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, void *dup_buf = NULL; dma_addr_t phys_addr; int idx; - u16 copy_size, cmd_size, scratch_size; + u16 copy_size, cmd_size; bool had_nocopy = false; int i; u32 cmd_pos; - const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD]; - u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD]; copy_size = sizeof(out_cmd->hdr); cmd_size = sizeof(out_cmd->hdr); /* need one for the header if the first is NOCOPY */ - BUILD_BUG_ON(IWL_MAX_CMD_TBS_PER_TFD > IWL_NUM_OF_TBS - 1); - - for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { - cmddata[i] = cmd->data[i]; - cmdlen[i] = cmd->len[i]; + BUILD_BUG_ON(IWL_MAX_CMD_TFDS > IWL_NUM_OF_TBS - 1); + for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { if (!cmd->len[i]) continue; - - /* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */ - if (copy_size < IWL_HCMD_SCRATCHBUF_SIZE) { - int copy = IWL_HCMD_SCRATCHBUF_SIZE - copy_size; - - if (copy > cmdlen[i]) - copy = cmdlen[i]; - cmdlen[i] -= copy; - cmddata[i] += copy; - copy_size += copy; - } - if (cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY) { had_nocopy = true; if (WARN_ON(cmd->dataflags[i] & IWL_HCMD_DFL_DUP)) { @@ -1203,7 +1185,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, goto free_dup_buf; } - dup_buf = kmemdup(cmddata[i], cmdlen[i], + dup_buf = kmemdup(cmd->data[i], cmd->len[i], GFP_ATOMIC); if (!dup_buf) return -ENOMEM; @@ -1213,7 +1195,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, idx = -EINVAL; goto free_dup_buf; } - copy_size += cmdlen[i]; + copy_size += cmd->len[i]; } cmd_size += cmd->len[i]; } @@ -1260,30 +1242,30 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, /* and copy the data that needs to be copied */ cmd_pos = offsetof(struct iwl_device_cmd, payload); - copy_size = sizeof(out_cmd->hdr); - for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { - int copy = 0; - + for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { if (!cmd->len[i]) continue; + if (cmd->dataflags[i] & (IWL_HCMD_DFL_NOCOPY | + IWL_HCMD_DFL_DUP)) + break; + memcpy((u8 *)out_cmd + cmd_pos, cmd->data[i], cmd->len[i]); + cmd_pos += cmd->len[i]; + } - /* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */ - if (copy_size < IWL_HCMD_SCRATCHBUF_SIZE) { - copy = IWL_HCMD_SCRATCHBUF_SIZE - copy_size; - - if (copy > cmd->len[i]) - copy = cmd->len[i]; - } - - /* copy everything if not nocopy/dup */ - if (!(cmd->dataflags[i] & (IWL_HCMD_DFL_NOCOPY | - IWL_HCMD_DFL_DUP))) - copy = cmd->len[i]; + WARN_ON_ONCE(txq->entries[idx].copy_cmd); - if (copy) { - memcpy((u8 *)out_cmd + cmd_pos, cmd->data[i], copy); - cmd_pos += copy; - copy_size += copy; + /* + * since out_cmd will be the source address of the FH, it will write + * the retry count there. So when the user needs to receivce the HCMD + * that corresponds to the response in the response handler, it needs + * to set CMD_WANT_HCMD. + */ + if (cmd->flags & CMD_WANT_HCMD) { + txq->entries[idx].copy_cmd = + kmemdup(out_cmd, cmd_pos, GFP_ATOMIC); + if (unlikely(!txq->entries[idx].copy_cmd)) { + idx = -ENOMEM; + goto out; } } @@ -1293,35 +1275,22 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, out_cmd->hdr.cmd, le16_to_cpu(out_cmd->hdr.sequence), cmd_size, q->write_ptr, idx, trans_pcie->cmd_queue); - /* start the TFD with the scratchbuf */ - scratch_size = min_t(int, copy_size, IWL_HCMD_SCRATCHBUF_SIZE); - memcpy(&txq->scratchbufs[q->write_ptr], &out_cmd->hdr, scratch_size); - iwl_pcie_txq_build_tfd(trans, txq, - iwl_pcie_get_scratchbuf_dma(txq, q->write_ptr), - scratch_size, 1); - - /* map first command fragment, if any remains */ - if (copy_size > scratch_size) { - phys_addr = dma_map_single(trans->dev, - ((u8 *)&out_cmd->hdr) + scratch_size, - copy_size - scratch_size, - DMA_TO_DEVICE); - if (dma_mapping_error(trans->dev, phys_addr)) { - iwl_pcie_tfd_unmap(trans, out_meta, - &txq->tfds[q->write_ptr]); - idx = -ENOMEM; - goto out; - } - - iwl_pcie_txq_build_tfd(trans, txq, phys_addr, - copy_size - scratch_size, 0); + phys_addr = dma_map_single(trans->dev, &out_cmd->hdr, copy_size, + DMA_BIDIRECTIONAL); + if (unlikely(dma_mapping_error(trans->dev, phys_addr))) { + idx = -ENOMEM; + goto out; } - /* map the remaining (adjusted) nocopy/dup fragments */ - for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { - const void *data = cmddata[i]; + dma_unmap_addr_set(out_meta, mapping, phys_addr); + dma_unmap_len_set(out_meta, len, copy_size); + + iwl_pcie_txq_build_tfd(trans, txq, phys_addr, copy_size, 1); + + for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { + const void *data = cmd->data[i]; - if (!cmdlen[i]) + if (!cmd->len[i]) continue; if (!(cmd->dataflags[i] & (IWL_HCMD_DFL_NOCOPY | IWL_HCMD_DFL_DUP))) @@ -1329,15 +1298,16 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, if (cmd->dataflags[i] & IWL_HCMD_DFL_DUP) data = dup_buf; phys_addr = dma_map_single(trans->dev, (void *)data, - cmdlen[i], DMA_TO_DEVICE); + cmd->len[i], DMA_BIDIRECTIONAL); if (dma_mapping_error(trans->dev, phys_addr)) { iwl_pcie_tfd_unmap(trans, out_meta, - &txq->tfds[q->write_ptr]); + &txq->tfds[q->write_ptr], + DMA_BIDIRECTIONAL); idx = -ENOMEM; goto out; } - iwl_pcie_txq_build_tfd(trans, txq, phys_addr, cmdlen[i], 0); + iwl_pcie_txq_build_tfd(trans, txq, phys_addr, cmd->len[i], 0); } out_meta->flags = cmd->flags; @@ -1347,7 +1317,8 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, txq->need_update = 1; - trace_iwlwifi_dev_hcmd(trans->dev, cmd, cmd_size, &out_cmd->hdr); + trace_iwlwifi_dev_hcmd(trans->dev, cmd, cmd_size, + &out_cmd->hdr, copy_size); /* start timer if queue currently empty */ if (q->read_ptr == q->write_ptr && trans_pcie->wd_timeout) @@ -1406,7 +1377,7 @@ void iwl_pcie_hcmd_complete(struct iwl_trans *trans, cmd = txq->entries[cmd_index].cmd; meta = &txq->entries[cmd_index].meta; - iwl_pcie_tfd_unmap(trans, meta, &txq->tfds[index]); + iwl_pcie_tfd_unmap(trans, meta, &txq->tfds[index], DMA_BIDIRECTIONAL); /* Input error checking is done when commands are added to queue. */ if (meta->flags & CMD_WANT_SKB) { @@ -1585,9 +1556,10 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, struct iwl_cmd_meta *out_meta; struct iwl_txq *txq; struct iwl_queue *q; - dma_addr_t tb0_phys, tb1_phys, scratch_phys; - void *tb1_addr; - u16 len, tb1_len, tb2_len; + dma_addr_t phys_addr = 0; + dma_addr_t txcmd_phys; + dma_addr_t scratch_phys; + u16 len, firstlen, secondlen; u8 wait_write_ptr = 0; __le16 fc = hdr->frame_control; u8 hdr_len = ieee80211_hdrlen(fc); @@ -1625,80 +1597,85 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, cpu_to_le16((u16)(QUEUE_TO_SEQ(txq_id) | INDEX_TO_SEQ(q->write_ptr))); - tb0_phys = iwl_pcie_get_scratchbuf_dma(txq, q->write_ptr); - scratch_phys = tb0_phys + sizeof(struct iwl_cmd_header) + - offsetof(struct iwl_tx_cmd, scratch); - - tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); - tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys); - /* Set up first empty entry in queue's array of Tx/cmd buffers */ out_meta = &txq->entries[q->write_ptr].meta; /* - * The second TB (tb1) points to the remainder of the TX command - * and the 802.11 header - dword aligned size - * (This calculation modifies the TX command, so do it before the - * setup of the first TB) + * Use the first empty entry in this queue's command buffer array + * to contain the Tx command and MAC header concatenated together + * (payload data will be in another buffer). + * Size of this varies, due to varying MAC header length. + * If end is not dword aligned, we'll have 2 extra bytes at the end + * of the MAC header (device reads on dword boundaries). + * We'll tell device about this padding later. */ - len = sizeof(struct iwl_tx_cmd) + sizeof(struct iwl_cmd_header) + - hdr_len - IWL_HCMD_SCRATCHBUF_SIZE; - tb1_len = (len + 3) & ~3; + len = sizeof(struct iwl_tx_cmd) + + sizeof(struct iwl_cmd_header) + hdr_len; + firstlen = (len + 3) & ~3; /* Tell NIC about any 2-byte padding after MAC header */ - if (tb1_len != len) + if (firstlen != len) tx_cmd->tx_flags |= TX_CMD_FLG_MH_PAD_MSK; - /* The first TB points to the scratchbuf data - min_copy bytes */ - memcpy(&txq->scratchbufs[q->write_ptr], &dev_cmd->hdr, - IWL_HCMD_SCRATCHBUF_SIZE); - iwl_pcie_txq_build_tfd(trans, txq, tb0_phys, - IWL_HCMD_SCRATCHBUF_SIZE, 1); - - /* there must be data left over for TB1 or this code must be changed */ - BUILD_BUG_ON(sizeof(struct iwl_tx_cmd) < IWL_HCMD_SCRATCHBUF_SIZE); - - /* map the data for TB1 */ - tb1_addr = ((u8 *)&dev_cmd->hdr) + IWL_HCMD_SCRATCHBUF_SIZE; - tb1_phys = dma_map_single(trans->dev, tb1_addr, tb1_len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, tb1_phys))) + /* Physical address of this Tx command's header (not MAC header!), + * within command buffer array. */ + txcmd_phys = dma_map_single(trans->dev, + &dev_cmd->hdr, firstlen, + DMA_BIDIRECTIONAL); + if (unlikely(dma_mapping_error(trans->dev, txcmd_phys))) goto out_err; - iwl_pcie_txq_build_tfd(trans, txq, tb1_phys, tb1_len, 0); + dma_unmap_addr_set(out_meta, mapping, txcmd_phys); + dma_unmap_len_set(out_meta, len, firstlen); - /* - * Set up TFD's third entry to point directly to remainder - * of skb, if any (802.11 null frames have no payload). - */ - tb2_len = skb->len - hdr_len; - if (tb2_len > 0) { - dma_addr_t tb2_phys = dma_map_single(trans->dev, - skb->data + hdr_len, - tb2_len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, tb2_phys))) { - iwl_pcie_tfd_unmap(trans, out_meta, - &txq->tfds[q->write_ptr]); + if (!ieee80211_has_morefrags(fc)) { + txq->need_update = 1; + } else { + wait_write_ptr = 1; + txq->need_update = 0; + } + + /* Set up TFD's 2nd entry to point directly to remainder of skb, + * if any (802.11 null frames have no payload). */ + secondlen = skb->len - hdr_len; + if (secondlen > 0) { + phys_addr = dma_map_single(trans->dev, skb->data + hdr_len, + secondlen, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(trans->dev, phys_addr))) { + dma_unmap_single(trans->dev, + dma_unmap_addr(out_meta, mapping), + dma_unmap_len(out_meta, len), + DMA_BIDIRECTIONAL); goto out_err; } - iwl_pcie_txq_build_tfd(trans, txq, tb2_phys, tb2_len, 0); } + /* Attach buffers to TFD */ + iwl_pcie_txq_build_tfd(trans, txq, txcmd_phys, firstlen, 1); + if (secondlen > 0) + iwl_pcie_txq_build_tfd(trans, txq, phys_addr, secondlen, 0); + + scratch_phys = txcmd_phys + sizeof(struct iwl_cmd_header) + + offsetof(struct iwl_tx_cmd, scratch); + + /* take back ownership of DMA buffer to enable update */ + dma_sync_single_for_cpu(trans->dev, txcmd_phys, firstlen, + DMA_BIDIRECTIONAL); + tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); + tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys); + /* Set up entry for this TFD in Tx byte-count array */ iwl_pcie_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len)); + dma_sync_single_for_device(trans->dev, txcmd_phys, firstlen, + DMA_BIDIRECTIONAL); + trace_iwlwifi_dev_tx(trans->dev, skb, &txq->tfds[txq->q.write_ptr], sizeof(struct iwl_tfd), - &dev_cmd->hdr, IWL_HCMD_SCRATCHBUF_SIZE + tb1_len, - skb->data + hdr_len, tb2_len); + &dev_cmd->hdr, firstlen, + skb->data + hdr_len, secondlen); trace_iwlwifi_dev_tx_data(trans->dev, skb, - skb->data + hdr_len, tb2_len); - - if (!ieee80211_has_morefrags(fc)) { - txq->need_update = 1; - } else { - wait_write_ptr = 1; - txq->need_update = 0; - } + skb->data + hdr_len, secondlen); /* start timer if queue currently empty */ if (txq->need_update && q->read_ptr == q->write_ptr && diff --git a/trunk/drivers/net/wireless/libertas/if_sdio.c b/trunk/drivers/net/wireless/libertas/if_sdio.c index 45578335e420..739309e70d8b 100644 --- a/trunk/drivers/net/wireless/libertas/if_sdio.c +++ b/trunk/drivers/net/wireless/libertas/if_sdio.c @@ -825,11 +825,6 @@ static void if_sdio_finish_power_on(struct if_sdio_card *card) sdio_release_host(func); - /* Set fw_ready before queuing any commands so that - * lbs_thread won't block from sending them to firmware. - */ - priv->fw_ready = 1; - /* * FUNC_INIT is required for SD8688 WLAN/BT multiple functions */ @@ -844,6 +839,7 @@ static void if_sdio_finish_power_on(struct if_sdio_card *card) netdev_alert(priv->dev, "CMD_FUNC_INIT cmd failed\n"); } + priv->fw_ready = 1; wake_up(&card->pwron_waitq); if (!card->started) { diff --git a/trunk/drivers/net/wireless/mwifiex/cfg80211.c b/trunk/drivers/net/wireless/mwifiex/cfg80211.c index 8aaf56ade4d9..a44023a7bd57 100644 --- a/trunk/drivers/net/wireless/mwifiex/cfg80211.c +++ b/trunk/drivers/net/wireless/mwifiex/cfg80211.c @@ -1892,8 +1892,7 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy, } } - for (i = 0; i < min_t(u32, request->n_channels, - MWIFIEX_USER_SCAN_CHAN_MAX); i++) { + for (i = 0; i < request->n_channels; i++) { chan = request->channels[i]; priv->user_scan_cfg->chan_list[i].chan_number = chan->hw_value; priv->user_scan_cfg->chan_list[i].radio_type = chan->band; diff --git a/trunk/drivers/net/wireless/mwifiex/cmdevt.c b/trunk/drivers/net/wireless/mwifiex/cmdevt.c index b5c8b962ce12..20a6c5555873 100644 --- a/trunk/drivers/net/wireless/mwifiex/cmdevt.c +++ b/trunk/drivers/net/wireless/mwifiex/cmdevt.c @@ -157,20 +157,6 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, return -1; } - cmd_code = le16_to_cpu(host_cmd->command); - cmd_size = le16_to_cpu(host_cmd->size); - - if (adapter->hw_status == MWIFIEX_HW_STATUS_RESET && - cmd_code != HostCmd_CMD_FUNC_SHUTDOWN && - cmd_code != HostCmd_CMD_FUNC_INIT) { - dev_err(adapter->dev, - "DNLD_CMD: FW in reset state, ignore cmd %#x\n", - cmd_code); - mwifiex_complete_cmd(adapter, cmd_node); - mwifiex_insert_cmd_to_free_q(adapter, cmd_node); - return -1; - } - /* Set command sequence number */ adapter->seq_num++; host_cmd->seq_num = cpu_to_le16(HostCmd_SET_SEQ_NO_BSS_INFO @@ -182,6 +168,9 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, adapter->curr_cmd = cmd_node; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); + cmd_code = le16_to_cpu(host_cmd->command); + cmd_size = le16_to_cpu(host_cmd->size); + /* Adjust skb length */ if (cmd_node->cmd_skb->len > cmd_size) /* @@ -495,6 +484,8 @@ int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no, ret = mwifiex_send_cmd_async(priv, cmd_no, cmd_action, cmd_oid, data_buf); + if (!ret) + ret = mwifiex_wait_queue_complete(adapter); return ret; } @@ -597,10 +588,9 @@ int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no, if (cmd_no == HostCmd_CMD_802_11_SCAN) { mwifiex_queue_scan_cmd(priv, cmd_node); } else { + adapter->cmd_queued = cmd_node; mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); queue_work(adapter->workqueue, &adapter->main_work); - if (cmd_node->wait_q_enabled) - ret = mwifiex_wait_queue_complete(adapter, cmd_node); } return ret; diff --git a/trunk/drivers/net/wireless/mwifiex/init.c b/trunk/drivers/net/wireless/mwifiex/init.c index 0ff4c37ab42a..e38aa9b3663d 100644 --- a/trunk/drivers/net/wireless/mwifiex/init.c +++ b/trunk/drivers/net/wireless/mwifiex/init.c @@ -709,14 +709,6 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) return ret; } - /* cancel current command */ - if (adapter->curr_cmd) { - dev_warn(adapter->dev, "curr_cmd is still in processing\n"); - del_timer(&adapter->cmd_timer); - mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); - adapter->curr_cmd = NULL; - } - /* shut down mwifiex */ dev_dbg(adapter->dev, "info: shutdown mwifiex...\n"); diff --git a/trunk/drivers/net/wireless/mwifiex/join.c b/trunk/drivers/net/wireless/mwifiex/join.c index 2fe0ceba4400..246aa62a4817 100644 --- a/trunk/drivers/net/wireless/mwifiex/join.c +++ b/trunk/drivers/net/wireless/mwifiex/join.c @@ -1117,9 +1117,10 @@ mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv, adhoc_join->bss_descriptor.bssid, adhoc_join->bss_descriptor.ssid); - for (i = 0; i < MWIFIEX_SUPPORTED_RATES && - bss_desc->supported_rates[i]; i++) - ; + for (i = 0; bss_desc->supported_rates[i] && + i < MWIFIEX_SUPPORTED_RATES; + i++) + ; rates_size = i; /* Copy Data Rates from the Rates recorded in scan response */ diff --git a/trunk/drivers/net/wireless/mwifiex/main.h b/trunk/drivers/net/wireless/mwifiex/main.h index 7035ade9af74..553adfb0aa81 100644 --- a/trunk/drivers/net/wireless/mwifiex/main.h +++ b/trunk/drivers/net/wireless/mwifiex/main.h @@ -723,6 +723,7 @@ struct mwifiex_adapter { u16 cmd_wait_q_required; struct mwifiex_wait_queue cmd_wait_q; u8 scan_wait_q_woken; + struct cmd_ctrl_node *cmd_queued; spinlock_t queue_lock; /* lock for tx queues */ struct completion fw_load; u8 country_code[IEEE80211_COUNTRY_STRING_LEN]; @@ -1017,8 +1018,7 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, struct mwifiex_multicast_list *mcast_list); int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, struct net_device *dev); -int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, - struct cmd_ctrl_node *cmd_queued); +int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter); int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, struct cfg80211_ssid *req_ssid); int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type); diff --git a/trunk/drivers/net/wireless/mwifiex/pcie.c b/trunk/drivers/net/wireless/mwifiex/pcie.c index feb204613397..35c79722c361 100644 --- a/trunk/drivers/net/wireless/mwifiex/pcie.c +++ b/trunk/drivers/net/wireless/mwifiex/pcie.c @@ -302,7 +302,7 @@ static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter) i++; usleep_range(10, 20); /* 50ms max wait */ - if (i == 5000) + if (i == 50000) break; } @@ -1508,7 +1508,6 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) } memcpy(adapter->upld_buf, skb->data, min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, skb->len)); - skb_push(skb, INTF_HEADER_LEN); if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE, PCI_DMA_FROMDEVICE)) return -1; diff --git a/trunk/drivers/net/wireless/mwifiex/scan.c b/trunk/drivers/net/wireless/mwifiex/scan.c index e7f6deaf715e..bb60c2754a97 100644 --- a/trunk/drivers/net/wireless/mwifiex/scan.c +++ b/trunk/drivers/net/wireless/mwifiex/scan.c @@ -1388,15 +1388,10 @@ int mwifiex_scan_networks(struct mwifiex_private *priv, list_del(&cmd_node->list); spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); + adapter->cmd_queued = cmd_node; mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); queue_work(adapter->workqueue, &adapter->main_work); - - /* Perform internal scan synchronously */ - if (!priv->scan_request) { - dev_dbg(adapter->dev, "wait internal scan\n"); - mwifiex_wait_queue_complete(adapter, cmd_node); - } } else { spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); @@ -1795,12 +1790,7 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, /* Need to indicate IOCTL complete */ if (adapter->curr_cmd->wait_q_enabled) { adapter->cmd_wait_q.status = 0; - if (!priv->scan_request) { - dev_dbg(adapter->dev, - "complete internal scan\n"); - mwifiex_complete_cmd(adapter, - adapter->curr_cmd); - } + mwifiex_complete_cmd(adapter, adapter->curr_cmd); } if (priv->report_scan_result) priv->report_scan_result = false; @@ -1956,6 +1946,9 @@ int mwifiex_request_scan(struct mwifiex_private *priv, /* Normal scan */ ret = mwifiex_scan_networks(priv, NULL); + if (!ret) + ret = mwifiex_wait_queue_complete(priv->adapter); + up(&priv->async_sem); return ret; diff --git a/trunk/drivers/net/wireless/mwifiex/sta_ioctl.c b/trunk/drivers/net/wireless/mwifiex/sta_ioctl.c index 13100f8de3db..9f33c92c90f5 100644 --- a/trunk/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/trunk/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -54,10 +54,16 @@ int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, * This function waits on a cmd wait queue. It also cancels the pending * request after waking up, in case of errors. */ -int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, - struct cmd_ctrl_node *cmd_queued) +int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter) { int status; + struct cmd_ctrl_node *cmd_queued; + + if (!adapter->cmd_queued) + return 0; + + cmd_queued = adapter->cmd_queued; + adapter->cmd_queued = NULL; dev_dbg(adapter->dev, "cmd pending\n"); atomic_inc(&adapter->cmd_pending); diff --git a/trunk/drivers/net/wireless/rt2x00/Kconfig b/trunk/drivers/net/wireless/rt2x00/Kconfig index 76cd47eb901e..44d6ead43341 100644 --- a/trunk/drivers/net/wireless/rt2x00/Kconfig +++ b/trunk/drivers/net/wireless/rt2x00/Kconfig @@ -20,7 +20,6 @@ if RT2X00 config RT2400PCI tristate "Ralink rt2400 (PCI/PCMCIA) support" depends on PCI - select RT2X00_LIB_MMIO select RT2X00_LIB_PCI select EEPROM_93CX6 ---help--- @@ -32,7 +31,6 @@ config RT2400PCI config RT2500PCI tristate "Ralink rt2500 (PCI/PCMCIA) support" depends on PCI - select RT2X00_LIB_MMIO select RT2X00_LIB_PCI select EEPROM_93CX6 ---help--- @@ -45,7 +43,6 @@ config RT61PCI tristate "Ralink rt2501/rt61 (PCI/PCMCIA) support" depends on PCI select RT2X00_LIB_PCI - select RT2X00_LIB_MMIO select RT2X00_LIB_FIRMWARE select RT2X00_LIB_CRYPTO select CRC_ITU_T @@ -58,11 +55,10 @@ config RT61PCI config RT2800PCI tristate "Ralink rt27xx/rt28xx/rt30xx (PCI/PCIe/PCMCIA) support" - depends on PCI || SOC_RT288X || SOC_RT305X + depends on PCI || RALINK_RT288X || RALINK_RT305X select RT2800_LIB - select RT2X00_LIB_MMIO select RT2X00_LIB_PCI if PCI - select RT2X00_LIB_SOC if SOC_RT288X || SOC_RT305X + select RT2X00_LIB_SOC if RALINK_RT288X || RALINK_RT305X select RT2X00_LIB_FIRMWARE select RT2X00_LIB_CRYPTO select CRC_CCITT @@ -189,9 +185,6 @@ endif config RT2800_LIB tristate -config RT2X00_LIB_MMIO - tristate - config RT2X00_LIB_PCI tristate select RT2X00_LIB diff --git a/trunk/drivers/net/wireless/rt2x00/Makefile b/trunk/drivers/net/wireless/rt2x00/Makefile index f069d8bc5b67..349d5b8284a4 100644 --- a/trunk/drivers/net/wireless/rt2x00/Makefile +++ b/trunk/drivers/net/wireless/rt2x00/Makefile @@ -9,7 +9,6 @@ rt2x00lib-$(CONFIG_RT2X00_LIB_FIRMWARE) += rt2x00firmware.o rt2x00lib-$(CONFIG_RT2X00_LIB_LEDS) += rt2x00leds.o obj-$(CONFIG_RT2X00_LIB) += rt2x00lib.o -obj-$(CONFIG_RT2X00_LIB_MMIO) += rt2x00mmio.o obj-$(CONFIG_RT2X00_LIB_PCI) += rt2x00pci.o obj-$(CONFIG_RT2X00_LIB_SOC) += rt2x00soc.o obj-$(CONFIG_RT2X00_LIB_USB) += rt2x00usb.o diff --git a/trunk/drivers/net/wireless/rt2x00/rt2400pci.c b/trunk/drivers/net/wireless/rt2x00/rt2400pci.c index dcfb54e0c516..221beaaa83f1 100644 --- a/trunk/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/trunk/drivers/net/wireless/rt2x00/rt2400pci.c @@ -34,7 +34,6 @@ #include #include "rt2x00.h" -#include "rt2x00mmio.h" #include "rt2x00pci.h" #include "rt2400pci.h" diff --git a/trunk/drivers/net/wireless/rt2x00/rt2500pci.c b/trunk/drivers/net/wireless/rt2x00/rt2500pci.c index e1d2dc9ed28a..39edc59e8d03 100644 --- a/trunk/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/trunk/drivers/net/wireless/rt2x00/rt2500pci.c @@ -34,7 +34,6 @@ #include #include "rt2x00.h" -#include "rt2x00mmio.h" #include "rt2x00pci.h" #include "rt2500pci.h" diff --git a/trunk/drivers/net/wireless/rt2x00/rt2800pci.c b/trunk/drivers/net/wireless/rt2x00/rt2800pci.c index ba5a05625aaa..48a01aa21f1c 100644 --- a/trunk/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/trunk/drivers/net/wireless/rt2x00/rt2800pci.c @@ -41,7 +41,6 @@ #include #include "rt2x00.h" -#include "rt2x00mmio.h" #include "rt2x00pci.h" #include "rt2x00soc.h" #include "rt2800lib.h" @@ -90,7 +89,7 @@ static void rt2800pci_mcu_status(struct rt2x00_dev *rt2x00dev, const u8 token) rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0); } -#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) static int rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) { void __iomem *base_addr = ioremap(0x1F040000, EEPROM_SIZE); @@ -108,7 +107,7 @@ static inline int rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) { return -ENOMEM; } -#endif /* CONFIG_SOC_RT288X || CONFIG_SOC_RT305X */ +#endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */ #ifdef CONFIG_PCI static void rt2800pci_eepromregister_read(struct eeprom_93cx6 *eeprom) @@ -1178,7 +1177,7 @@ MODULE_DEVICE_TABLE(pci, rt2800pci_device_table); #endif /* CONFIG_PCI */ MODULE_LICENSE("GPL"); -#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) static int rt2800soc_probe(struct platform_device *pdev) { return rt2x00soc_probe(pdev, &rt2800pci_ops); @@ -1195,7 +1194,7 @@ static struct platform_driver rt2800soc_driver = { .suspend = rt2x00soc_suspend, .resume = rt2x00soc_resume, }; -#endif /* CONFIG_SOC_RT288X || CONFIG_SOC_RT305X */ +#endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */ #ifdef CONFIG_PCI static int rt2800pci_probe(struct pci_dev *pci_dev, @@ -1218,7 +1217,7 @@ static int __init rt2800pci_init(void) { int ret = 0; -#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) ret = platform_driver_register(&rt2800soc_driver); if (ret) return ret; @@ -1226,7 +1225,7 @@ static int __init rt2800pci_init(void) #ifdef CONFIG_PCI ret = pci_register_driver(&rt2800pci_driver); if (ret) { -#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) platform_driver_unregister(&rt2800soc_driver); #endif return ret; @@ -1241,7 +1240,7 @@ static void __exit rt2800pci_exit(void) #ifdef CONFIG_PCI pci_unregister_driver(&rt2800pci_driver); #endif -#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) +#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) platform_driver_unregister(&rt2800soc_driver); #endif } diff --git a/trunk/drivers/net/wireless/rt2x00/rt2x00dev.c b/trunk/drivers/net/wireless/rt2x00/rt2x00dev.c index 189744db65e0..1031db66474a 100644 --- a/trunk/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/trunk/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -1236,10 +1236,8 @@ static inline void rt2x00lib_set_if_combinations(struct rt2x00_dev *rt2x00dev) */ if_limit = &rt2x00dev->if_limits_ap; if_limit->max = rt2x00dev->ops->max_ap_intf; - if_limit->types = BIT(NL80211_IFTYPE_AP); -#ifdef CONFIG_MAC80211_MESH - if_limit->types |= BIT(NL80211_IFTYPE_MESH_POINT); -#endif + if_limit->types = BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_MESH_POINT); /* * Build up AP interface combinations structure. @@ -1311,9 +1309,7 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) rt2x00dev->hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC) | BIT(NL80211_IFTYPE_AP) | -#ifdef CONFIG_MAC80211_MESH BIT(NL80211_IFTYPE_MESH_POINT) | -#endif BIT(NL80211_IFTYPE_WDS); rt2x00dev->hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; diff --git a/trunk/drivers/net/wireless/rt2x00/rt2x00mmio.c b/trunk/drivers/net/wireless/rt2x00/rt2x00mmio.c deleted file mode 100644 index d84a680ba0c9..000000000000 --- a/trunk/drivers/net/wireless/rt2x00/rt2x00mmio.c +++ /dev/null @@ -1,216 +0,0 @@ -/* - Copyright (C) 2004 - 2009 Ivo van Doorn - - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the - Free Software Foundation, Inc., - 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -/* - Module: rt2x00mmio - Abstract: rt2x00 generic mmio device routines. - */ - -#include -#include -#include -#include - -#include "rt2x00.h" -#include "rt2x00mmio.h" - -/* - * Register access. - */ -int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev, - const unsigned int offset, - const struct rt2x00_field32 field, - u32 *reg) -{ - unsigned int i; - - if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) - return 0; - - for (i = 0; i < REGISTER_BUSY_COUNT; i++) { - rt2x00pci_register_read(rt2x00dev, offset, reg); - if (!rt2x00_get_field32(*reg, field)) - return 1; - udelay(REGISTER_BUSY_DELAY); - } - - printk_once(KERN_ERR "%s() Indirect register access failed: " - "offset=0x%.08x, value=0x%.08x\n", __func__, offset, *reg); - *reg = ~0; - - return 0; -} -EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read); - -bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) -{ - struct data_queue *queue = rt2x00dev->rx; - struct queue_entry *entry; - struct queue_entry_priv_pci *entry_priv; - struct skb_frame_desc *skbdesc; - int max_rx = 16; - - while (--max_rx) { - entry = rt2x00queue_get_entry(queue, Q_INDEX); - entry_priv = entry->priv_data; - - if (rt2x00dev->ops->lib->get_entry_state(entry)) - break; - - /* - * Fill in desc fields of the skb descriptor - */ - skbdesc = get_skb_frame_desc(entry->skb); - skbdesc->desc = entry_priv->desc; - skbdesc->desc_len = entry->queue->desc_size; - - /* - * DMA is already done, notify rt2x00lib that - * it finished successfully. - */ - rt2x00lib_dmastart(entry); - rt2x00lib_dmadone(entry); - - /* - * Send the frame to rt2x00lib for further processing. - */ - rt2x00lib_rxdone(entry, GFP_ATOMIC); - } - - return !max_rx; -} -EXPORT_SYMBOL_GPL(rt2x00pci_rxdone); - -void rt2x00pci_flush_queue(struct data_queue *queue, bool drop) -{ - unsigned int i; - - for (i = 0; !rt2x00queue_empty(queue) && i < 10; i++) - msleep(10); -} -EXPORT_SYMBOL_GPL(rt2x00pci_flush_queue); - -/* - * Device initialization handlers. - */ -static int rt2x00pci_alloc_queue_dma(struct rt2x00_dev *rt2x00dev, - struct data_queue *queue) -{ - struct queue_entry_priv_pci *entry_priv; - void *addr; - dma_addr_t dma; - unsigned int i; - - /* - * Allocate DMA memory for descriptor and buffer. - */ - addr = dma_alloc_coherent(rt2x00dev->dev, - queue->limit * queue->desc_size, - &dma, GFP_KERNEL); - if (!addr) - return -ENOMEM; - - memset(addr, 0, queue->limit * queue->desc_size); - - /* - * Initialize all queue entries to contain valid addresses. - */ - for (i = 0; i < queue->limit; i++) { - entry_priv = queue->entries[i].priv_data; - entry_priv->desc = addr + i * queue->desc_size; - entry_priv->desc_dma = dma + i * queue->desc_size; - } - - return 0; -} - -static void rt2x00pci_free_queue_dma(struct rt2x00_dev *rt2x00dev, - struct data_queue *queue) -{ - struct queue_entry_priv_pci *entry_priv = - queue->entries[0].priv_data; - - if (entry_priv->desc) - dma_free_coherent(rt2x00dev->dev, - queue->limit * queue->desc_size, - entry_priv->desc, entry_priv->desc_dma); - entry_priv->desc = NULL; -} - -int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev) -{ - struct data_queue *queue; - int status; - - /* - * Allocate DMA - */ - queue_for_each(rt2x00dev, queue) { - status = rt2x00pci_alloc_queue_dma(rt2x00dev, queue); - if (status) - goto exit; - } - - /* - * Register interrupt handler. - */ - status = request_irq(rt2x00dev->irq, - rt2x00dev->ops->lib->irq_handler, - IRQF_SHARED, rt2x00dev->name, rt2x00dev); - if (status) { - ERROR(rt2x00dev, "IRQ %d allocation failed (error %d).\n", - rt2x00dev->irq, status); - goto exit; - } - - return 0; - -exit: - queue_for_each(rt2x00dev, queue) - rt2x00pci_free_queue_dma(rt2x00dev, queue); - - return status; -} -EXPORT_SYMBOL_GPL(rt2x00pci_initialize); - -void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev) -{ - struct data_queue *queue; - - /* - * Free irq line. - */ - free_irq(rt2x00dev->irq, rt2x00dev); - - /* - * Free DMA - */ - queue_for_each(rt2x00dev, queue) - rt2x00pci_free_queue_dma(rt2x00dev, queue); -} -EXPORT_SYMBOL_GPL(rt2x00pci_uninitialize); - -/* - * rt2x00mmio module information. - */ -MODULE_AUTHOR(DRV_PROJECT); -MODULE_VERSION(DRV_VERSION); -MODULE_DESCRIPTION("rt2x00 mmio library"); -MODULE_LICENSE("GPL"); diff --git a/trunk/drivers/net/wireless/rt2x00/rt2x00mmio.h b/trunk/drivers/net/wireless/rt2x00/rt2x00mmio.h deleted file mode 100644 index 4ecaf60175bf..000000000000 --- a/trunk/drivers/net/wireless/rt2x00/rt2x00mmio.h +++ /dev/null @@ -1,119 +0,0 @@ -/* - Copyright (C) 2004 - 2009 Ivo van Doorn - - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the - Free Software Foundation, Inc., - 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -/* - Module: rt2x00mmio - Abstract: Data structures for the rt2x00mmio module. - */ - -#ifndef RT2X00MMIO_H -#define RT2X00MMIO_H - -#include - -/* - * Register access. - */ -static inline void rt2x00pci_register_read(struct rt2x00_dev *rt2x00dev, - const unsigned int offset, - u32 *value) -{ - *value = readl(rt2x00dev->csr.base + offset); -} - -static inline void rt2x00pci_register_multiread(struct rt2x00_dev *rt2x00dev, - const unsigned int offset, - void *value, const u32 length) -{ - memcpy_fromio(value, rt2x00dev->csr.base + offset, length); -} - -static inline void rt2x00pci_register_write(struct rt2x00_dev *rt2x00dev, - const unsigned int offset, - u32 value) -{ - writel(value, rt2x00dev->csr.base + offset); -} - -static inline void rt2x00pci_register_multiwrite(struct rt2x00_dev *rt2x00dev, - const unsigned int offset, - const void *value, - const u32 length) -{ - __iowrite32_copy(rt2x00dev->csr.base + offset, value, length >> 2); -} - -/** - * rt2x00pci_regbusy_read - Read from register with busy check - * @rt2x00dev: Device pointer, see &struct rt2x00_dev. - * @offset: Register offset - * @field: Field to check if register is busy - * @reg: Pointer to where register contents should be stored - * - * This function will read the given register, and checks if the - * register is busy. If it is, it will sleep for a couple of - * microseconds before reading the register again. If the register - * is not read after a certain timeout, this function will return - * FALSE. - */ -int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev, - const unsigned int offset, - const struct rt2x00_field32 field, - u32 *reg); - -/** - * struct queue_entry_priv_pci: Per entry PCI specific information - * - * @desc: Pointer to device descriptor - * @desc_dma: DMA pointer to &desc. - * @data: Pointer to device's entry memory. - * @data_dma: DMA pointer to &data. - */ -struct queue_entry_priv_pci { - __le32 *desc; - dma_addr_t desc_dma; -}; - -/** - * rt2x00pci_rxdone - Handle RX done events - * @rt2x00dev: Device pointer, see &struct rt2x00_dev. - * - * Returns true if there are still rx frames pending and false if all - * pending rx frames were processed. - */ -bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev); - -/** - * rt2x00pci_flush_queue - Flush data queue - * @queue: Data queue to stop - * @drop: True to drop all pending frames. - * - * This will wait for a maximum of 100ms, waiting for the queues - * to become empty. - */ -void rt2x00pci_flush_queue(struct data_queue *queue, bool drop); - -/* - * Device initialization handlers. - */ -int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev); -void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev); - -#endif /* RT2X00MMIO_H */ diff --git a/trunk/drivers/net/wireless/rt2x00/rt2x00pci.c b/trunk/drivers/net/wireless/rt2x00/rt2x00pci.c index e87865e33113..a0c8caef3b0a 100644 --- a/trunk/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/trunk/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -32,6 +32,182 @@ #include "rt2x00.h" #include "rt2x00pci.h" +/* + * Register access. + */ +int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + const struct rt2x00_field32 field, + u32 *reg) +{ + unsigned int i; + + if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) + return 0; + + for (i = 0; i < REGISTER_BUSY_COUNT; i++) { + rt2x00pci_register_read(rt2x00dev, offset, reg); + if (!rt2x00_get_field32(*reg, field)) + return 1; + udelay(REGISTER_BUSY_DELAY); + } + + ERROR(rt2x00dev, "Indirect register access failed: " + "offset=0x%.08x, value=0x%.08x\n", offset, *reg); + *reg = ~0; + + return 0; +} +EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read); + +bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) +{ + struct data_queue *queue = rt2x00dev->rx; + struct queue_entry *entry; + struct queue_entry_priv_pci *entry_priv; + struct skb_frame_desc *skbdesc; + int max_rx = 16; + + while (--max_rx) { + entry = rt2x00queue_get_entry(queue, Q_INDEX); + entry_priv = entry->priv_data; + + if (rt2x00dev->ops->lib->get_entry_state(entry)) + break; + + /* + * Fill in desc fields of the skb descriptor + */ + skbdesc = get_skb_frame_desc(entry->skb); + skbdesc->desc = entry_priv->desc; + skbdesc->desc_len = entry->queue->desc_size; + + /* + * DMA is already done, notify rt2x00lib that + * it finished successfully. + */ + rt2x00lib_dmastart(entry); + rt2x00lib_dmadone(entry); + + /* + * Send the frame to rt2x00lib for further processing. + */ + rt2x00lib_rxdone(entry, GFP_ATOMIC); + } + + return !max_rx; +} +EXPORT_SYMBOL_GPL(rt2x00pci_rxdone); + +void rt2x00pci_flush_queue(struct data_queue *queue, bool drop) +{ + unsigned int i; + + for (i = 0; !rt2x00queue_empty(queue) && i < 10; i++) + msleep(10); +} +EXPORT_SYMBOL_GPL(rt2x00pci_flush_queue); + +/* + * Device initialization handlers. + */ +static int rt2x00pci_alloc_queue_dma(struct rt2x00_dev *rt2x00dev, + struct data_queue *queue) +{ + struct queue_entry_priv_pci *entry_priv; + void *addr; + dma_addr_t dma; + unsigned int i; + + /* + * Allocate DMA memory for descriptor and buffer. + */ + addr = dma_alloc_coherent(rt2x00dev->dev, + queue->limit * queue->desc_size, + &dma, GFP_KERNEL); + if (!addr) + return -ENOMEM; + + memset(addr, 0, queue->limit * queue->desc_size); + + /* + * Initialize all queue entries to contain valid addresses. + */ + for (i = 0; i < queue->limit; i++) { + entry_priv = queue->entries[i].priv_data; + entry_priv->desc = addr + i * queue->desc_size; + entry_priv->desc_dma = dma + i * queue->desc_size; + } + + return 0; +} + +static void rt2x00pci_free_queue_dma(struct rt2x00_dev *rt2x00dev, + struct data_queue *queue) +{ + struct queue_entry_priv_pci *entry_priv = + queue->entries[0].priv_data; + + if (entry_priv->desc) + dma_free_coherent(rt2x00dev->dev, + queue->limit * queue->desc_size, + entry_priv->desc, entry_priv->desc_dma); + entry_priv->desc = NULL; +} + +int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev) +{ + struct data_queue *queue; + int status; + + /* + * Allocate DMA + */ + queue_for_each(rt2x00dev, queue) { + status = rt2x00pci_alloc_queue_dma(rt2x00dev, queue); + if (status) + goto exit; + } + + /* + * Register interrupt handler. + */ + status = request_irq(rt2x00dev->irq, + rt2x00dev->ops->lib->irq_handler, + IRQF_SHARED, rt2x00dev->name, rt2x00dev); + if (status) { + ERROR(rt2x00dev, "IRQ %d allocation failed (error %d).\n", + rt2x00dev->irq, status); + goto exit; + } + + return 0; + +exit: + queue_for_each(rt2x00dev, queue) + rt2x00pci_free_queue_dma(rt2x00dev, queue); + + return status; +} +EXPORT_SYMBOL_GPL(rt2x00pci_initialize); + +void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev) +{ + struct data_queue *queue; + + /* + * Free irq line. + */ + free_irq(rt2x00dev->irq, rt2x00dev); + + /* + * Free DMA + */ + queue_for_each(rt2x00dev, queue) + rt2x00pci_free_queue_dma(rt2x00dev, queue); +} +EXPORT_SYMBOL_GPL(rt2x00pci_uninitialize); + /* * PCI driver handlers. */ diff --git a/trunk/drivers/net/wireless/rt2x00/rt2x00pci.h b/trunk/drivers/net/wireless/rt2x00/rt2x00pci.h index 60d90b20f8b9..e2c99f2b9a14 100644 --- a/trunk/drivers/net/wireless/rt2x00/rt2x00pci.h +++ b/trunk/drivers/net/wireless/rt2x00/rt2x00pci.h @@ -35,6 +35,94 @@ */ #define PCI_DEVICE_DATA(__ops) .driver_data = (kernel_ulong_t)(__ops) +/* + * Register access. + */ +static inline void rt2x00pci_register_read(struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + u32 *value) +{ + *value = readl(rt2x00dev->csr.base + offset); +} + +static inline void rt2x00pci_register_multiread(struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + void *value, const u32 length) +{ + memcpy_fromio(value, rt2x00dev->csr.base + offset, length); +} + +static inline void rt2x00pci_register_write(struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + u32 value) +{ + writel(value, rt2x00dev->csr.base + offset); +} + +static inline void rt2x00pci_register_multiwrite(struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + const void *value, + const u32 length) +{ + __iowrite32_copy(rt2x00dev->csr.base + offset, value, length >> 2); +} + +/** + * rt2x00pci_regbusy_read - Read from register with busy check + * @rt2x00dev: Device pointer, see &struct rt2x00_dev. + * @offset: Register offset + * @field: Field to check if register is busy + * @reg: Pointer to where register contents should be stored + * + * This function will read the given register, and checks if the + * register is busy. If it is, it will sleep for a couple of + * microseconds before reading the register again. If the register + * is not read after a certain timeout, this function will return + * FALSE. + */ +int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + const struct rt2x00_field32 field, + u32 *reg); + +/** + * struct queue_entry_priv_pci: Per entry PCI specific information + * + * @desc: Pointer to device descriptor + * @desc_dma: DMA pointer to &desc. + * @data: Pointer to device's entry memory. + * @data_dma: DMA pointer to &data. + */ +struct queue_entry_priv_pci { + __le32 *desc; + dma_addr_t desc_dma; +}; + +/** + * rt2x00pci_rxdone - Handle RX done events + * @rt2x00dev: Device pointer, see &struct rt2x00_dev. + * + * Returns true if there are still rx frames pending and false if all + * pending rx frames were processed. + */ +bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev); + +/** + * rt2x00pci_flush_queue - Flush data queue + * @queue: Data queue to stop + * @drop: True to drop all pending frames. + * + * This will wait for a maximum of 100ms, waiting for the queues + * to become empty. + */ +void rt2x00pci_flush_queue(struct data_queue *queue, bool drop); + +/* + * Device initialization handlers. + */ +int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev); +void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev); + /* * PCI driver handlers. */ diff --git a/trunk/drivers/net/wireless/rt2x00/rt61pci.c b/trunk/drivers/net/wireless/rt2x00/rt61pci.c index 9e3c8ff53e3f..f95792cfcf89 100644 --- a/trunk/drivers/net/wireless/rt2x00/rt61pci.c +++ b/trunk/drivers/net/wireless/rt2x00/rt61pci.c @@ -35,7 +35,6 @@ #include #include "rt2x00.h" -#include "rt2x00mmio.h" #include "rt2x00pci.h" #include "rt61pci.h" diff --git a/trunk/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/trunk/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index c08d0f4c5f3d..b1ccff474c79 100644 --- a/trunk/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/trunk/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -1376,58 +1376,75 @@ void rtl92cu_card_disable(struct ieee80211_hw *hw) } void rtl92cu_set_check_bssid(struct ieee80211_hw *hw, bool check_bssid) +{ + /* dummy routine needed for callback from rtl_op_configure_filter() */ +} + +/*========================================================================== */ + +static void _rtl92cu_set_check_bssid(struct ieee80211_hw *hw, + enum nl80211_iftype type) { struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_hal *rtlhal = rtl_hal(rtlpriv); u32 reg_rcr = rtl_read_dword(rtlpriv, REG_RCR); + struct rtl_hal *rtlhal = rtl_hal(rtlpriv); + struct rtl_phy *rtlphy = &(rtlpriv->phy); + u8 filterout_non_associated_bssid = false; - if (rtlpriv->psc.rfpwr_state != ERFON) - return; - - if (check_bssid) { - u8 tmp; + switch (type) { + case NL80211_IFTYPE_ADHOC: + case NL80211_IFTYPE_STATION: + filterout_non_associated_bssid = true; + break; + case NL80211_IFTYPE_UNSPECIFIED: + case NL80211_IFTYPE_AP: + default: + break; + } + if (filterout_non_associated_bssid) { if (IS_NORMAL_CHIP(rtlhal->version)) { - reg_rcr |= (RCR_CBSSID_DATA | RCR_CBSSID_BCN); - tmp = BIT(4); + switch (rtlphy->current_io_type) { + case IO_CMD_RESUME_DM_BY_SCAN: + reg_rcr |= (RCR_CBSSID_DATA | RCR_CBSSID_BCN); + rtlpriv->cfg->ops->set_hw_reg(hw, + HW_VAR_RCR, (u8 *)(®_rcr)); + /* enable update TSF */ + _rtl92cu_set_bcn_ctrl_reg(hw, 0, BIT(4)); + break; + case IO_CMD_PAUSE_DM_BY_SCAN: + reg_rcr &= ~(RCR_CBSSID_DATA | RCR_CBSSID_BCN); + rtlpriv->cfg->ops->set_hw_reg(hw, + HW_VAR_RCR, (u8 *)(®_rcr)); + /* disable update TSF */ + _rtl92cu_set_bcn_ctrl_reg(hw, BIT(4), 0); + break; + } } else { - reg_rcr |= RCR_CBSSID; - tmp = BIT(4) | BIT(5); + reg_rcr |= (RCR_CBSSID); + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, + (u8 *)(®_rcr)); + _rtl92cu_set_bcn_ctrl_reg(hw, 0, (BIT(4)|BIT(5))); } - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, - (u8 *) (®_rcr)); - _rtl92cu_set_bcn_ctrl_reg(hw, 0, tmp); - } else { - u8 tmp; + } else if (filterout_non_associated_bssid == false) { if (IS_NORMAL_CHIP(rtlhal->version)) { - reg_rcr &= ~(RCR_CBSSID_DATA | RCR_CBSSID_BCN); - tmp = BIT(4); + reg_rcr &= (~(RCR_CBSSID_DATA | RCR_CBSSID_BCN)); + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, + (u8 *)(®_rcr)); + _rtl92cu_set_bcn_ctrl_reg(hw, BIT(4), 0); } else { - reg_rcr &= ~RCR_CBSSID; - tmp = BIT(4) | BIT(5); + reg_rcr &= (~RCR_CBSSID); + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, + (u8 *)(®_rcr)); + _rtl92cu_set_bcn_ctrl_reg(hw, (BIT(4)|BIT(5)), 0); } - reg_rcr &= (~(RCR_CBSSID_DATA | RCR_CBSSID_BCN)); - rtlpriv->cfg->ops->set_hw_reg(hw, - HW_VAR_RCR, (u8 *) (®_rcr)); - _rtl92cu_set_bcn_ctrl_reg(hw, tmp, 0); } } -/*========================================================================== */ - int rtl92cu_set_network_type(struct ieee80211_hw *hw, enum nl80211_iftype type) { - struct rtl_priv *rtlpriv = rtl_priv(hw); - if (_rtl92cu_set_media_status(hw, type)) return -EOPNOTSUPP; - - if (rtlpriv->mac80211.link_state == MAC80211_LINKED) { - if (type != NL80211_IFTYPE_AP) - rtl92cu_set_check_bssid(hw, true); - } else { - rtl92cu_set_check_bssid(hw, false); - } - + _rtl92cu_set_check_bssid(hw, type); return 0; } @@ -2041,6 +2058,8 @@ void rtl92cu_update_hal_rate_table(struct ieee80211_hw *hw, (shortgi_rate << 4) | (shortgi_rate); } rtl_write_dword(rtlpriv, REG_ARFR0 + ratr_index * 4, ratr_value); + RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG, "%x\n", + rtl_read_dword(rtlpriv, REG_ARFR0)); } void rtl92cu_update_hal_rate_mask(struct ieee80211_hw *hw, u8 rssi_level) diff --git a/trunk/drivers/net/wireless/rtlwifi/usb.c b/trunk/drivers/net/wireless/rtlwifi/usb.c index 5847d6d0881e..156b52732f3d 100644 --- a/trunk/drivers/net/wireless/rtlwifi/usb.c +++ b/trunk/drivers/net/wireless/rtlwifi/usb.c @@ -851,7 +851,6 @@ static void _rtl_usb_transmit(struct ieee80211_hw *hw, struct sk_buff *skb, if (unlikely(!_urb)) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't allocate urb. Drop skb!\n"); - kfree_skb(skb); return; } _rtl_submit_tx_urb(hw, _urb); diff --git a/trunk/drivers/nfc/microread/mei.c b/trunk/drivers/nfc/microread/mei.c index ca33ae193935..eef38cfd812e 100644 --- a/trunk/drivers/nfc/microread/mei.c +++ b/trunk/drivers/nfc/microread/mei.c @@ -22,7 +22,7 @@ #include #include #include -#include +#include #include #include @@ -32,6 +32,9 @@ #define MICROREAD_DRIVER_NAME "microread" +#define MICROREAD_UUID UUID_LE(0x0bb17a78, 0x2a8e, 0x4c50, 0x94, \ + 0xd4, 0x50, 0x26, 0x67, 0x23, 0x77, 0x5c) + struct mei_nfc_hdr { u8 cmd; u8 status; @@ -45,7 +48,7 @@ struct mei_nfc_hdr { #define MEI_NFC_MAX_READ (MEI_NFC_HEADER_SIZE + MEI_NFC_MAX_HCI_PAYLOAD) struct microread_mei_phy { - struct mei_cl_device *device; + struct mei_device *mei_device; struct nfc_hci_dev *hdev; int powered; @@ -102,14 +105,14 @@ static int microread_mei_write(void *phy_id, struct sk_buff *skb) MEI_DUMP_SKB_OUT("mei frame sent", skb); - r = mei_cl_send(phy->device, skb->data, skb->len); + r = mei_send(phy->device, skb->data, skb->len); if (r > 0) r = 0; return r; } -static void microread_event_cb(struct mei_cl_device *device, u32 events, +static void microread_event_cb(struct mei_device *device, u32 events, void *context) { struct microread_mei_phy *phy = context; @@ -117,7 +120,7 @@ static void microread_event_cb(struct mei_cl_device *device, u32 events, if (phy->hard_fault != 0) return; - if (events & BIT(MEI_CL_EVENT_RX)) { + if (events & BIT(MEI_EVENT_RX)) { struct sk_buff *skb; int reply_size; @@ -125,7 +128,7 @@ static void microread_event_cb(struct mei_cl_device *device, u32 events, if (!skb) return; - reply_size = mei_cl_recv(device, skb->data, MEI_NFC_MAX_READ); + reply_size = mei_recv(device, skb->data, MEI_NFC_MAX_READ); if (reply_size < MEI_NFC_HEADER_SIZE) { kfree(skb); return; @@ -146,8 +149,8 @@ static struct nfc_phy_ops mei_phy_ops = { .disable = microread_mei_disable, }; -static int microread_mei_probe(struct mei_cl_device *device, - const struct mei_cl_device_id *id) +static int microread_mei_probe(struct mei_device *device, + const struct mei_id *id) { struct microread_mei_phy *phy; int r; @@ -161,9 +164,9 @@ static int microread_mei_probe(struct mei_cl_device *device, } phy->device = device; - mei_cl_set_drvdata(device, phy); + mei_set_clientdata(device, phy); - r = mei_cl_register_event_cb(device, microread_event_cb, phy); + r = mei_register_event_cb(device, microread_event_cb, phy); if (r) { pr_err(MICROREAD_DRIVER_NAME ": event cb registration failed\n"); goto err_out; @@ -183,9 +186,9 @@ static int microread_mei_probe(struct mei_cl_device *device, return r; } -static int microread_mei_remove(struct mei_cl_device *device) +static int microread_mei_remove(struct mei_device *device) { - struct microread_mei_phy *phy = mei_cl_get_drvdata(device); + struct microread_mei_phy *phy = mei_get_clientdata(device); pr_info("Removing microread\n"); @@ -199,15 +202,16 @@ static int microread_mei_remove(struct mei_cl_device *device) return 0; } -static struct mei_cl_device_id microread_mei_tbl[] = { - { MICROREAD_DRIVER_NAME }, +static struct mei_id microread_mei_tbl[] = { + { MICROREAD_DRIVER_NAME, MICROREAD_UUID }, /* required last entry */ { } }; + MODULE_DEVICE_TABLE(mei, microread_mei_tbl); -static struct mei_cl_driver microread_driver = { +static struct mei_driver microread_driver = { .id_table = microread_mei_tbl, .name = MICROREAD_DRIVER_NAME, @@ -221,7 +225,7 @@ static int microread_mei_init(void) pr_debug(DRIVER_DESC ": %s\n", __func__); - r = mei_cl_driver_register(µread_driver); + r = mei_driver_register(µread_driver); if (r) { pr_err(MICROREAD_DRIVER_NAME ": driver registration failed\n"); return r; @@ -232,7 +236,7 @@ static int microread_mei_init(void) static void microread_mei_exit(void) { - mei_cl_driver_unregister(µread_driver); + mei_driver_unregister(µread_driver); } module_init(microread_mei_init); diff --git a/trunk/drivers/oprofile/oprofilefs.c b/trunk/drivers/oprofile/oprofilefs.c index 7c12d9c2b230..445ffda715ad 100644 --- a/trunk/drivers/oprofile/oprofilefs.c +++ b/trunk/drivers/oprofile/oprofilefs.c @@ -276,7 +276,6 @@ static struct file_system_type oprofilefs_type = { .mount = oprofilefs_mount, .kill_sb = kill_litter_super, }; -MODULE_ALIAS_FS("oprofilefs"); int __init oprofilefs_register(void) diff --git a/trunk/drivers/pci/pci-acpi.c b/trunk/drivers/pci/pci-acpi.c index 5147c210df52..39c937f9b426 100644 --- a/trunk/drivers/pci/pci-acpi.c +++ b/trunk/drivers/pci/pci-acpi.c @@ -53,15 +53,14 @@ static void pci_acpi_wake_dev(acpi_handle handle, u32 event, void *context) return; } - /* Clear PME Status if set. */ - if (pci_dev->pme_support) - pci_check_pme_status(pci_dev); + if (!pci_dev->pm_cap || !pci_dev->pme_support + || pci_check_pme_status(pci_dev)) { + if (pci_dev->pme_poll) + pci_dev->pme_poll = false; - if (pci_dev->pme_poll) - pci_dev->pme_poll = false; - - pci_wakeup_event(pci_dev); - pm_runtime_resume(&pci_dev->dev); + pci_wakeup_event(pci_dev); + pm_runtime_resume(&pci_dev->dev); + } if (pci_dev->subordinate) pci_pme_wakeup_bus(pci_dev->subordinate); @@ -332,14 +331,8 @@ static void pci_acpi_cleanup(struct device *dev) } } -static bool pci_acpi_bus_match(struct device *dev) -{ - return dev->bus == &pci_bus_type; -} - static struct acpi_bus_type acpi_pci_bus = { - .name = "PCI", - .match = pci_acpi_bus_match, + .bus = &pci_bus_type, .find_device = acpi_pci_find_device, .setup = pci_acpi_setup, .cleanup = pci_acpi_cleanup, diff --git a/trunk/drivers/pci/pci-driver.c b/trunk/drivers/pci/pci-driver.c index 79277fb36c6b..1fa1e482a999 100644 --- a/trunk/drivers/pci/pci-driver.c +++ b/trunk/drivers/pci/pci-driver.c @@ -390,10 +390,9 @@ static void pci_device_shutdown(struct device *dev) /* * Turn off Bus Master bit on the device to tell it to not - * continue to do DMA. Don't touch devices in D3cold or unknown states. + * continue to do DMA */ - if (pci_dev->current_state <= PCI_D3hot) - pci_clear_master(pci_dev); + pci_clear_master(pci_dev); } #ifdef CONFIG_PM diff --git a/trunk/drivers/pci/pcie/portdrv_pci.c b/trunk/drivers/pci/pcie/portdrv_pci.c index ed4d09498337..08c243ab034e 100644 --- a/trunk/drivers/pci/pcie/portdrv_pci.c +++ b/trunk/drivers/pci/pcie/portdrv_pci.c @@ -184,6 +184,14 @@ static const struct dev_pm_ops pcie_portdrv_pm_ops = { #define PCIE_PORTDRV_PM_OPS NULL #endif /* !PM */ +/* + * PCIe port runtime suspend is broken for some chipsets, so use a + * black list to disable runtime PM for these chipsets. + */ +static const struct pci_device_id port_runtime_pm_black_list[] = { + { /* end: all zeroes */ } +}; + /* * pcie_portdrv_probe - Probe PCI-Express port devices * @dev: PCI-Express port device being probed @@ -217,11 +225,16 @@ static int pcie_portdrv_probe(struct pci_dev *dev, * it by default. */ dev->d3cold_allowed = false; + if (!pci_match_id(port_runtime_pm_black_list, dev)) + pm_runtime_put_noidle(&dev->dev); + return 0; } static void pcie_portdrv_remove(struct pci_dev *dev) { + if (!pci_match_id(port_runtime_pm_black_list, dev)) + pm_runtime_get_noresume(&dev->dev); pcie_port_device_remove(dev); pci_disable_device(dev); } diff --git a/trunk/drivers/pci/rom.c b/trunk/drivers/pci/rom.c index c5d0a08a8747..ab886b7ee327 100644 --- a/trunk/drivers/pci/rom.c +++ b/trunk/drivers/pci/rom.c @@ -117,12 +117,18 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size) loff_t start; void __iomem *rom; + /* + * Some devices may provide ROMs via a source other than the BAR + */ + if (pdev->rom && pdev->romlen) { + *size = pdev->romlen; + return phys_to_virt(pdev->rom); /* * IORESOURCE_ROM_SHADOW set on x86, x86_64 and IA64 supports legacy * memory map if the VGA enable bit of the Bridge Control register is * set for embedded VGA. */ - if (res->flags & IORESOURCE_ROM_SHADOW) { + } else if (res->flags & IORESOURCE_ROM_SHADOW) { /* primary video rom always starts here */ start = (loff_t)0xC0000; *size = 0x20000; /* cover C000:0 through E000:0 */ @@ -181,7 +187,8 @@ void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom) if (res->flags & (IORESOURCE_ROM_COPY | IORESOURCE_ROM_BIOS_COPY)) return; - iounmap(rom); + if (!pdev->rom || !pdev->romlen) + iounmap(rom); /* Disable again before continuing, leave enabled if pci=rom */ if (!(res->flags & (IORESOURCE_ROM_ENABLE | IORESOURCE_ROM_SHADOW))) @@ -205,24 +212,7 @@ void pci_cleanup_rom(struct pci_dev *pdev) } } -/** - * pci_platform_rom - provides a pointer to any ROM image provided by the - * platform - * @pdev: pointer to pci device struct - * @size: pointer to receive size of pci window over ROM - */ -void __iomem *pci_platform_rom(struct pci_dev *pdev, size_t *size) -{ - if (pdev->rom && pdev->romlen) { - *size = pdev->romlen; - return phys_to_virt((phys_addr_t)pdev->rom); - } - - return NULL; -} - EXPORT_SYMBOL(pci_map_rom); EXPORT_SYMBOL(pci_unmap_rom); EXPORT_SYMBOL_GPL(pci_enable_rom); EXPORT_SYMBOL_GPL(pci_disable_rom); -EXPORT_SYMBOL(pci_platform_rom); diff --git a/trunk/drivers/pinctrl/mvebu/pinctrl-mvebu.c b/trunk/drivers/pinctrl/mvebu/pinctrl-mvebu.c index 2d2f0a43d36b..c689c04a4f52 100644 --- a/trunk/drivers/pinctrl/mvebu/pinctrl-mvebu.c +++ b/trunk/drivers/pinctrl/mvebu/pinctrl-mvebu.c @@ -620,7 +620,7 @@ int mvebu_pinctrl_probe(struct platform_device *pdev) /* special soc specific control */ if (ctrl->mpp_get || ctrl->mpp_set) { - if (!ctrl->name || !ctrl->mpp_get || !ctrl->mpp_set) { + if (!ctrl->name || !ctrl->mpp_set || !ctrl->mpp_set) { dev_err(&pdev->dev, "wrong soc control info\n"); return -EINVAL; } diff --git a/trunk/drivers/pinctrl/pinconf.c b/trunk/drivers/pinctrl/pinconf.c index d611ecfcbf70..ac8d382a79bb 100644 --- a/trunk/drivers/pinctrl/pinconf.c +++ b/trunk/drivers/pinctrl/pinconf.c @@ -622,7 +622,7 @@ static const struct file_operations pinconf_dbg_pinname_fops = { static int pinconf_dbg_state_print(struct seq_file *s, void *d) { if (strlen(dbg_state_name)) - seq_printf(s, "%s\n", dbg_state_name); + seq_printf(s, "%s\n", dbg_pinname); else seq_printf(s, "No pin state set\n"); return 0; diff --git a/trunk/drivers/pinctrl/pinconf.h b/trunk/drivers/pinctrl/pinconf.h index bfda73d64eed..e3ed8cb072a5 100644 --- a/trunk/drivers/pinctrl/pinconf.h +++ b/trunk/drivers/pinctrl/pinconf.h @@ -90,7 +90,7 @@ static inline void pinconf_init_device_debugfs(struct dentry *devroot, * pin config. */ -#if defined(CONFIG_GENERIC_PINCONF) && defined(CONFIG_DEBUG_FS) +#ifdef CONFIG_GENERIC_PINCONF void pinconf_generic_dump_pin(struct pinctrl_dev *pctldev, struct seq_file *s, unsigned pin); diff --git a/trunk/drivers/pinctrl/pinctrl-abx500.c b/trunk/drivers/pinctrl/pinctrl-abx500.c index c542a97c82f3..caecdd373061 100644 --- a/trunk/drivers/pinctrl/pinctrl-abx500.c +++ b/trunk/drivers/pinctrl/pinctrl-abx500.c @@ -422,7 +422,7 @@ static u8 abx500_get_mode(struct pinctrl_dev *pctldev, struct gpio_chip *chip, } /* check if pin use AlternateFunction register */ - if ((af.alt_bit1 == UNUSED) && (af.alt_bit2 == UNUSED)) + if ((af.alt_bit1 == UNUSED) && (af.alt_bit1 == UNUSED)) return mode; /* * if pin GPIOSEL bit is set and pin supports alternate function, diff --git a/trunk/drivers/pinctrl/pinctrl-at91.c b/trunk/drivers/pinctrl/pinctrl-at91.c index efb7f10e902a..75933a6aa828 100644 --- a/trunk/drivers/pinctrl/pinctrl-at91.c +++ b/trunk/drivers/pinctrl/pinctrl-at91.c @@ -1277,80 +1277,21 @@ static int alt_gpio_irq_type(struct irq_data *d, unsigned type) } #ifdef CONFIG_PM - -static u32 wakeups[MAX_GPIO_BANKS]; -static u32 backups[MAX_GPIO_BANKS]; - static int gpio_irq_set_wake(struct irq_data *d, unsigned state) { struct at91_gpio_chip *at91_gpio = irq_data_get_irq_chip_data(d); unsigned bank = at91_gpio->pioc_idx; - unsigned mask = 1 << d->hwirq; if (unlikely(bank >= MAX_GPIO_BANKS)) return -EINVAL; - if (state) - wakeups[bank] |= mask; - else - wakeups[bank] &= ~mask; - irq_set_irq_wake(at91_gpio->pioc_virq, state); return 0; } - -void at91_pinctrl_gpio_suspend(void) -{ - int i; - - for (i = 0; i < gpio_banks; i++) { - void __iomem *pio; - - if (!gpio_chips[i]) - continue; - - pio = gpio_chips[i]->regbase; - - backups[i] = __raw_readl(pio + PIO_IMR); - __raw_writel(backups[i], pio + PIO_IDR); - __raw_writel(wakeups[i], pio + PIO_IER); - - if (!wakeups[i]) { - clk_unprepare(gpio_chips[i]->clock); - clk_disable(gpio_chips[i]->clock); - } else { - printk(KERN_DEBUG "GPIO-%c may wake for %08x\n", - 'A'+i, wakeups[i]); - } - } -} - -void at91_pinctrl_gpio_resume(void) -{ - int i; - - for (i = 0; i < gpio_banks; i++) { - void __iomem *pio; - - if (!gpio_chips[i]) - continue; - - pio = gpio_chips[i]->regbase; - - if (!wakeups[i]) { - if (clk_prepare(gpio_chips[i]->clock) == 0) - clk_enable(gpio_chips[i]->clock); - } - - __raw_writel(wakeups[i], pio + PIO_IDR); - __raw_writel(backups[i], pio + PIO_IER); - } -} - #else #define gpio_irq_set_wake NULL -#endif /* CONFIG_PM */ +#endif static struct irq_chip gpio_irqchip = { .name = "GPIO", diff --git a/trunk/drivers/pinctrl/pinmux.c b/trunk/drivers/pinctrl/pinmux.c index bd83c8b01cd1..1a00658b3ea0 100644 --- a/trunk/drivers/pinctrl/pinmux.c +++ b/trunk/drivers/pinctrl/pinmux.c @@ -194,11 +194,6 @@ static const char *pin_free(struct pinctrl_dev *pctldev, int pin, } if (!gpio_range) { - /* - * A pin should not be freed more times than allocated. - */ - if (WARN_ON(!desc->mux_usecount)) - return NULL; desc->mux_usecount--; if (desc->mux_usecount) return NULL; diff --git a/trunk/drivers/platform/x86/chromeos_laptop.c b/trunk/drivers/platform/x86/chromeos_laptop.c index 3e5b4497a1d0..93d66809355a 100644 --- a/trunk/drivers/platform/x86/chromeos_laptop.c +++ b/trunk/drivers/platform/x86/chromeos_laptop.c @@ -23,9 +23,6 @@ #include #include -#include -#include -#include #include #define ATMEL_TP_I2C_ADDR 0x4b @@ -70,49 +67,15 @@ static struct i2c_board_info __initdata tsl2563_als_device = { I2C_BOARD_INFO("tsl2563", TAOS_ALS_I2C_ADDR), }; -static struct mxt_platform_data atmel_224s_tp_platform_data = { - .x_line = 18, - .y_line = 12, - .x_size = 102*20, - .y_size = 68*20, - .blen = 0x80, /* Gain setting is in upper 4 bits */ - .threshold = 0x32, - .voltage = 0, /* 3.3V */ - .orient = MXT_VERTICAL_FLIP, - .irqflags = IRQF_TRIGGER_FALLING, - .is_tp = true, - .key_map = { KEY_RESERVED, - KEY_RESERVED, - KEY_RESERVED, - BTN_LEFT }, - .config = NULL, - .config_length = 0, -}; - static struct i2c_board_info __initdata atmel_224s_tp_device = { I2C_BOARD_INFO("atmel_mxt_tp", ATMEL_TP_I2C_ADDR), - .platform_data = &atmel_224s_tp_platform_data, + .platform_data = NULL, .flags = I2C_CLIENT_WAKE, }; -static struct mxt_platform_data atmel_1664s_platform_data = { - .x_line = 32, - .y_line = 50, - .x_size = 1700, - .y_size = 2560, - .blen = 0x89, /* Gain setting is in upper 4 bits */ - .threshold = 0x28, - .voltage = 0, /* 3.3V */ - .orient = MXT_ROTATED_90_COUNTER, - .irqflags = IRQF_TRIGGER_FALLING, - .is_tp = false, - .config = NULL, - .config_length = 0, -}; - static struct i2c_board_info __initdata atmel_1664s_device = { I2C_BOARD_INFO("atmel_mxt_ts", ATMEL_TS_I2C_ADDR), - .platform_data = &atmel_1664s_platform_data, + .platform_data = NULL, .flags = I2C_CLIENT_WAKE, }; diff --git a/trunk/drivers/pnp/pnpacpi/core.c b/trunk/drivers/pnp/pnpacpi/core.c index 55cd459a3908..8813fc03aa09 100644 --- a/trunk/drivers/pnp/pnpacpi/core.c +++ b/trunk/drivers/pnp/pnpacpi/core.c @@ -353,14 +353,8 @@ static int __init acpi_pnp_find_device(struct device *dev, acpi_handle * handle) /* complete initialization of a PNPACPI device includes having * pnpdev->dev.archdata.acpi_handle point to its ACPI sibling. */ -static bool acpi_pnp_bus_match(struct device *dev) -{ - return dev->bus == &pnp_bus_type; -} - static struct acpi_bus_type __initdata acpi_pnp_bus = { - .name = "PNP", - .match = acpi_pnp_bus_match, + .bus = &pnp_bus_type, .find_device = acpi_pnp_find_device, }; diff --git a/trunk/drivers/regulator/core.c b/trunk/drivers/regulator/core.c index e3661c20cf38..da9782bd27d0 100644 --- a/trunk/drivers/regulator/core.c +++ b/trunk/drivers/regulator/core.c @@ -2830,7 +2830,7 @@ EXPORT_SYMBOL_GPL(regulator_get_bypass_regmap); * regulator_allow_bypass - allow the regulator to go into bypass mode * * @regulator: Regulator to configure - * @enable: enable or disable bypass mode + * @allow: enable or disable bypass mode * * Allow the regulator to go into bypass mode if all other consumers * for the regulator also enable bypass mode and the machine @@ -3057,13 +3057,9 @@ int regulator_bulk_enable(int num_consumers, return 0; err: - for (i = 0; i < num_consumers; i++) { - if (consumers[i].ret < 0) - pr_err("Failed to enable %s: %d\n", consumers[i].supply, - consumers[i].ret); - else - regulator_disable(consumers[i].consumer); - } + pr_err("Failed to enable %s: %d\n", consumers[i].supply, ret); + while (--i >= 0) + regulator_disable(consumers[i].consumer); return ret; } diff --git a/trunk/drivers/regulator/db8500-prcmu.c b/trunk/drivers/regulator/db8500-prcmu.c index a53c11a529d5..219d162b651e 100644 --- a/trunk/drivers/regulator/db8500-prcmu.c +++ b/trunk/drivers/regulator/db8500-prcmu.c @@ -528,7 +528,7 @@ static int db8500_regulator_probe(struct platform_device *pdev) return 0; } -static int db8500_regulator_remove(struct platform_device *pdev) +static int __exit db8500_regulator_remove(struct platform_device *pdev) { int i; @@ -553,7 +553,7 @@ static struct platform_driver db8500_regulator_driver = { .owner = THIS_MODULE, }, .probe = db8500_regulator_probe, - .remove = db8500_regulator_remove, + .remove = __exit_p(db8500_regulator_remove), }; static int __init db8500_regulator_init(void) diff --git a/trunk/drivers/regulator/palmas-regulator.c b/trunk/drivers/regulator/palmas-regulator.c index 39cf14606784..cde13bb5a8fb 100644 --- a/trunk/drivers/regulator/palmas-regulator.c +++ b/trunk/drivers/regulator/palmas-regulator.c @@ -4,7 +4,6 @@ * Copyright 2011-2012 Texas Instruments Inc. * * Author: Graeme Gregory - * Author: Ian Lartey * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -157,7 +156,7 @@ static const struct regs_info palmas_regs_info[] = { * * So they are basically (maxV-minV)/stepV */ -#define PALMAS_SMPS_NUM_VOLTAGES 117 +#define PALMAS_SMPS_NUM_VOLTAGES 116 #define PALMAS_SMPS10_NUM_VOLTAGES 2 #define PALMAS_LDO_NUM_VOLTAGES 50 diff --git a/trunk/drivers/regulator/twl-regulator.c b/trunk/drivers/regulator/twl-regulator.c index f705d25b437c..74508cc62d67 100644 --- a/trunk/drivers/regulator/twl-regulator.c +++ b/trunk/drivers/regulator/twl-regulator.c @@ -471,23 +471,24 @@ twl4030ldo_set_voltage_sel(struct regulator_dev *rdev, unsigned selector) selector); } -static int twl4030ldo_get_voltage_sel(struct regulator_dev *rdev) +static int twl4030ldo_get_voltage(struct regulator_dev *rdev) { struct twlreg_info *info = rdev_get_drvdata(rdev); - int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_VOLTAGE); + int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER, + VREG_VOLTAGE); if (vsel < 0) return vsel; vsel &= info->table_len - 1; - return vsel; + return LDO_MV(info->table[vsel]) * 1000; } static struct regulator_ops twl4030ldo_ops = { .list_voltage = twl4030ldo_list_voltage, .set_voltage_sel = twl4030ldo_set_voltage_sel, - .get_voltage_sel = twl4030ldo_get_voltage_sel, + .get_voltage = twl4030ldo_get_voltage, .enable = twl4030reg_enable, .disable = twl4030reg_disable, diff --git a/trunk/drivers/remoteproc/Kconfig b/trunk/drivers/remoteproc/Kconfig index c6d77e20622c..cc1f7bf53fd0 100644 --- a/trunk/drivers/remoteproc/Kconfig +++ b/trunk/drivers/remoteproc/Kconfig @@ -4,7 +4,7 @@ menu "Remoteproc drivers" config REMOTEPROC tristate depends on HAS_DMA - select FW_LOADER + select FW_CONFIG select VIRTIO config OMAP_REMOTEPROC diff --git a/trunk/drivers/remoteproc/remoteproc_core.c b/trunk/drivers/remoteproc/remoteproc_core.c index 8edb4aed5d36..29387df4bfc9 100644 --- a/trunk/drivers/remoteproc/remoteproc_core.c +++ b/trunk/drivers/remoteproc/remoteproc_core.c @@ -217,7 +217,7 @@ int rproc_alloc_vring(struct rproc_vdev *rvdev, int i) * TODO: support predefined notifyids (via resource table) */ ret = idr_alloc(&rproc->notifyids, rvring, 0, 0, GFP_KERNEL); - if (ret < 0) { + if (ret) { dev_err(dev, "idr_alloc failed: %d\n", ret); dma_free_coherent(dev->parent, size, va, dma); return ret; @@ -366,12 +366,10 @@ static int rproc_handle_vdev(struct rproc *rproc, struct fw_rsc_vdev *rsc, /* it is now safe to add the virtio device */ ret = rproc_add_virtio_dev(rvdev, rsc->id); if (ret) - goto remove_rvdev; + goto free_rvdev; return 0; -remove_rvdev: - list_del(&rvdev->node); free_rvdev: kfree(rvdev); return ret; diff --git a/trunk/drivers/remoteproc/ste_modem_rproc.c b/trunk/drivers/remoteproc/ste_modem_rproc.c index fb95c4220052..a7743c069339 100644 --- a/trunk/drivers/remoteproc/ste_modem_rproc.c +++ b/trunk/drivers/remoteproc/ste_modem_rproc.c @@ -240,8 +240,6 @@ static int sproc_drv_remove(struct platform_device *pdev) /* Unregister as remoteproc device */ rproc_del(sproc->rproc); - dma_free_coherent(sproc->rproc->dev.parent, SPROC_FW_SIZE, - sproc->fw_addr, sproc->fw_dma_addr); rproc_put(sproc->rproc); mdev->drv_data = NULL; @@ -299,13 +297,10 @@ static int sproc_probe(struct platform_device *pdev) /* Register as a remoteproc device */ err = rproc_add(rproc); if (err) - goto free_mem; + goto free_rproc; return 0; -free_mem: - dma_free_coherent(rproc->dev.parent, SPROC_FW_SIZE, - sproc->fw_addr, sproc->fw_dma_addr); free_rproc: /* Reset device data upon error */ mdev->drv_data = NULL; diff --git a/trunk/drivers/rtc/rtc-da9052.c b/trunk/drivers/rtc/rtc-da9052.c index 969abbad7fe3..0dde688ca09b 100644 --- a/trunk/drivers/rtc/rtc-da9052.c +++ b/trunk/drivers/rtc/rtc-da9052.c @@ -239,9 +239,11 @@ static int da9052_rtc_probe(struct platform_device *pdev) rtc->da9052 = dev_get_drvdata(pdev->dev.parent); platform_set_drvdata(pdev, rtc); - rtc->irq = DA9052_IRQ_ALARM; - ret = da9052_request_irq(rtc->da9052, rtc->irq, "ALM", - da9052_rtc_irq, rtc); + rtc->irq = platform_get_irq_byname(pdev, "ALM"); + ret = devm_request_threaded_irq(&pdev->dev, rtc->irq, NULL, + da9052_rtc_irq, + IRQF_TRIGGER_LOW | IRQF_ONESHOT, + "ALM", rtc); if (ret != 0) { rtc_err(rtc->da9052, "irq registration failed: %d\n", ret); return ret; diff --git a/trunk/drivers/rtc/rtc-mv.c b/trunk/drivers/rtc/rtc-mv.c index 8f87fec27ce7..57233c885998 100644 --- a/trunk/drivers/rtc/rtc-mv.c +++ b/trunk/drivers/rtc/rtc-mv.c @@ -14,7 +14,6 @@ #include #include #include -#include #include #include @@ -42,7 +41,6 @@ struct rtc_plat_data { struct rtc_device *rtc; void __iomem *ioaddr; int irq; - struct clk *clk; }; static int mv_rtc_set_time(struct device *dev, struct rtc_time *tm) @@ -223,7 +221,6 @@ static int mv_rtc_probe(struct platform_device *pdev) struct rtc_plat_data *pdata; resource_size_t size; u32 rtc_time; - int ret = 0; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) @@ -242,17 +239,11 @@ static int mv_rtc_probe(struct platform_device *pdev) if (!pdata->ioaddr) return -ENOMEM; - pdata->clk = devm_clk_get(&pdev->dev, NULL); - /* Not all SoCs require a clock.*/ - if (!IS_ERR(pdata->clk)) - clk_prepare_enable(pdata->clk); - /* make sure the 24 hours mode is enabled */ rtc_time = readl(pdata->ioaddr + RTC_TIME_REG_OFFS); if (rtc_time & RTC_HOURS_12H_MODE) { dev_err(&pdev->dev, "24 Hours mode not supported.\n"); - ret = -EINVAL; - goto out; + return -EINVAL; } /* make sure it is actually functional */ @@ -261,8 +252,7 @@ static int mv_rtc_probe(struct platform_device *pdev) rtc_time = readl(pdata->ioaddr + RTC_TIME_REG_OFFS); if (rtc_time == 0x01000000) { dev_err(&pdev->dev, "internal RTC not ticking\n"); - ret = -ENODEV; - goto out; + return -ENODEV; } } @@ -278,10 +268,8 @@ static int mv_rtc_probe(struct platform_device *pdev) } else pdata->rtc = rtc_device_register(pdev->name, &pdev->dev, &mv_rtc_ops, THIS_MODULE); - if (IS_ERR(pdata->rtc)) { - ret = PTR_ERR(pdata->rtc); - goto out; - } + if (IS_ERR(pdata->rtc)) + return PTR_ERR(pdata->rtc); if (pdata->irq >= 0) { writel(0, pdata->ioaddr + RTC_ALARM_INTERRUPT_MASK_REG_OFFS); @@ -294,11 +282,6 @@ static int mv_rtc_probe(struct platform_device *pdev) } return 0; -out: - if (!IS_ERR(pdata->clk)) - clk_disable_unprepare(pdata->clk); - - return ret; } static int __exit mv_rtc_remove(struct platform_device *pdev) @@ -309,9 +292,6 @@ static int __exit mv_rtc_remove(struct platform_device *pdev) device_init_wakeup(&pdev->dev, 0); rtc_device_unregister(pdata->rtc); - if (!IS_ERR(pdata->clk)) - clk_disable_unprepare(pdata->clk); - return 0; } diff --git a/trunk/drivers/s390/block/scm_blk.c b/trunk/drivers/s390/block/scm_blk.c index e9b9c8392832..9978ad4433cb 100644 --- a/trunk/drivers/s390/block/scm_blk.c +++ b/trunk/drivers/s390/block/scm_blk.c @@ -135,11 +135,6 @@ static const struct block_device_operations scm_blk_devops = { .release = scm_release, }; -static bool scm_permit_request(struct scm_blk_dev *bdev, struct request *req) -{ - return rq_data_dir(req) != WRITE || bdev->state != SCM_WR_PROHIBIT; -} - static void scm_request_prepare(struct scm_request *scmrq) { struct scm_blk_dev *bdev = scmrq->bdev; @@ -200,18 +195,14 @@ void scm_request_requeue(struct scm_request *scmrq) scm_release_cluster(scmrq); blk_requeue_request(bdev->rq, scmrq->request); - atomic_dec(&bdev->queued_reqs); scm_request_done(scmrq); scm_ensure_queue_restart(bdev); } void scm_request_finish(struct scm_request *scmrq) { - struct scm_blk_dev *bdev = scmrq->bdev; - scm_release_cluster(scmrq); blk_end_request_all(scmrq->request, scmrq->error); - atomic_dec(&bdev->queued_reqs); scm_request_done(scmrq); } @@ -227,10 +218,6 @@ static void scm_blk_request(struct request_queue *rq) if (req->cmd_type != REQ_TYPE_FS) continue; - if (!scm_permit_request(bdev, req)) { - scm_ensure_queue_restart(bdev); - return; - } scmrq = scm_request_fetch(); if (!scmrq) { SCM_LOG(5, "no request"); @@ -244,13 +231,11 @@ static void scm_blk_request(struct request_queue *rq) return; } if (scm_need_cluster_request(scmrq)) { - atomic_inc(&bdev->queued_reqs); blk_start_request(req); scm_initiate_cluster_request(scmrq); return; } scm_request_prepare(scmrq); - atomic_inc(&bdev->queued_reqs); blk_start_request(req); ret = scm_start_aob(scmrq->aob); @@ -259,6 +244,7 @@ static void scm_blk_request(struct request_queue *rq) scm_request_requeue(scmrq); return; } + atomic_inc(&bdev->queued_reqs); } } @@ -294,38 +280,6 @@ void scm_blk_irq(struct scm_device *scmdev, void *data, int error) tasklet_hi_schedule(&bdev->tasklet); } -static void scm_blk_handle_error(struct scm_request *scmrq) -{ - struct scm_blk_dev *bdev = scmrq->bdev; - unsigned long flags; - - if (scmrq->error != -EIO) - goto restart; - - /* For -EIO the response block is valid. */ - switch (scmrq->aob->response.eqc) { - case EQC_WR_PROHIBIT: - spin_lock_irqsave(&bdev->lock, flags); - if (bdev->state != SCM_WR_PROHIBIT) - pr_info("%lx: Write access to the SCM increment is suspended\n", - (unsigned long) bdev->scmdev->address); - bdev->state = SCM_WR_PROHIBIT; - spin_unlock_irqrestore(&bdev->lock, flags); - goto requeue; - default: - break; - } - -restart: - if (!scm_start_aob(scmrq->aob)) - return; - -requeue: - spin_lock_irqsave(&bdev->rq_lock, flags); - scm_request_requeue(scmrq); - spin_unlock_irqrestore(&bdev->rq_lock, flags); -} - static void scm_blk_tasklet(struct scm_blk_dev *bdev) { struct scm_request *scmrq; @@ -339,8 +293,11 @@ static void scm_blk_tasklet(struct scm_blk_dev *bdev) spin_unlock_irqrestore(&bdev->lock, flags); if (scmrq->error && scmrq->retries-- > 0) { - scm_blk_handle_error(scmrq); - + if (scm_start_aob(scmrq->aob)) { + spin_lock_irqsave(&bdev->rq_lock, flags); + scm_request_requeue(scmrq); + spin_unlock_irqrestore(&bdev->rq_lock, flags); + } /* Request restarted or requeued, handle next. */ spin_lock_irqsave(&bdev->lock, flags); continue; @@ -353,6 +310,7 @@ static void scm_blk_tasklet(struct scm_blk_dev *bdev) } scm_request_finish(scmrq); + atomic_dec(&bdev->queued_reqs); spin_lock_irqsave(&bdev->lock, flags); } spin_unlock_irqrestore(&bdev->lock, flags); @@ -374,7 +332,6 @@ int scm_blk_dev_setup(struct scm_blk_dev *bdev, struct scm_device *scmdev) } bdev->scmdev = scmdev; - bdev->state = SCM_OPER; spin_lock_init(&bdev->rq_lock); spin_lock_init(&bdev->lock); INIT_LIST_HEAD(&bdev->finished_requests); @@ -439,18 +396,6 @@ void scm_blk_dev_cleanup(struct scm_blk_dev *bdev) put_disk(bdev->gendisk); } -void scm_blk_set_available(struct scm_blk_dev *bdev) -{ - unsigned long flags; - - spin_lock_irqsave(&bdev->lock, flags); - if (bdev->state == SCM_WR_PROHIBIT) - pr_info("%lx: Write access to the SCM increment is restored\n", - (unsigned long) bdev->scmdev->address); - bdev->state = SCM_OPER; - spin_unlock_irqrestore(&bdev->lock, flags); -} - static int __init scm_blk_init(void) { int ret = -EINVAL; @@ -463,15 +408,12 @@ static int __init scm_blk_init(void) goto out; scm_major = ret; - ret = scm_alloc_rqs(nr_requests); - if (ret) + if (scm_alloc_rqs(nr_requests)) goto out_unreg; scm_debug = debug_register("scm_log", 16, 1, 16); - if (!scm_debug) { - ret = -ENOMEM; + if (!scm_debug) goto out_free; - } debug_register_view(scm_debug, &debug_hex_ascii_view); debug_set_level(scm_debug, 2); diff --git a/trunk/drivers/s390/block/scm_blk.h b/trunk/drivers/s390/block/scm_blk.h index 8b387b32fd62..3c1ccf494647 100644 --- a/trunk/drivers/s390/block/scm_blk.h +++ b/trunk/drivers/s390/block/scm_blk.h @@ -21,7 +21,6 @@ struct scm_blk_dev { spinlock_t rq_lock; /* guard the request queue */ spinlock_t lock; /* guard the rest of the blockdev */ atomic_t queued_reqs; - enum {SCM_OPER, SCM_WR_PROHIBIT} state; struct list_head finished_requests; #ifdef CONFIG_SCM_BLOCK_CLUSTER_WRITE struct list_head cluster_list; @@ -49,7 +48,6 @@ struct scm_request { int scm_blk_dev_setup(struct scm_blk_dev *, struct scm_device *); void scm_blk_dev_cleanup(struct scm_blk_dev *); -void scm_blk_set_available(struct scm_blk_dev *); void scm_blk_irq(struct scm_device *, void *, int); void scm_request_finish(struct scm_request *); diff --git a/trunk/drivers/s390/block/scm_drv.c b/trunk/drivers/s390/block/scm_drv.c index c98cf52d78d1..9fa0a908607b 100644 --- a/trunk/drivers/s390/block/scm_drv.c +++ b/trunk/drivers/s390/block/scm_drv.c @@ -13,23 +13,12 @@ #include #include "scm_blk.h" -static void scm_notify(struct scm_device *scmdev, enum scm_event event) +static void notify(struct scm_device *scmdev) { - struct scm_blk_dev *bdev = dev_get_drvdata(&scmdev->dev); - - switch (event) { - case SCM_CHANGE: - pr_info("%lx: The capabilities of the SCM increment changed\n", - (unsigned long) scmdev->address); - SCM_LOG(2, "State changed"); - SCM_LOG_STATE(2, scmdev); - break; - case SCM_AVAIL: - SCM_LOG(2, "Increment available"); - SCM_LOG_STATE(2, scmdev); - scm_blk_set_available(bdev); - break; - } + pr_info("%lu: The capabilities of the SCM increment changed\n", + (unsigned long) scmdev->address); + SCM_LOG(2, "State changed"); + SCM_LOG_STATE(2, scmdev); } static int scm_probe(struct scm_device *scmdev) @@ -75,7 +64,7 @@ static struct scm_driver scm_drv = { .name = "scm_block", .owner = THIS_MODULE, }, - .notify = scm_notify, + .notify = notify, .probe = scm_probe, .remove = scm_remove, .handler = scm_blk_irq, diff --git a/trunk/drivers/s390/char/sclp_cmd.c b/trunk/drivers/s390/char/sclp_cmd.c index cd798386b622..30a2255389e5 100644 --- a/trunk/drivers/s390/char/sclp_cmd.c +++ b/trunk/drivers/s390/char/sclp_cmd.c @@ -627,8 +627,6 @@ static int __init sclp_detect_standby_memory(void) struct read_storage_sccb *sccb; int i, id, assigned, rc; - if (OLDMEM_BASE) /* No standby memory in kdump mode */ - return 0; if (!early_read_info_sccb_valid) return 0; if ((sclp_facilities & 0xe00000000000ULL) != 0xe00000000000ULL) diff --git a/trunk/drivers/s390/char/tty3270.c b/trunk/drivers/s390/char/tty3270.c index cee69dac3e18..b907dba24025 100644 --- a/trunk/drivers/s390/char/tty3270.c +++ b/trunk/drivers/s390/char/tty3270.c @@ -915,7 +915,7 @@ static int tty3270_install(struct tty_driver *driver, struct tty_struct *tty) int i, rc; /* Check if the tty3270 is already there. */ - view = raw3270_find_view(&tty3270_fn, tty->index + RAW3270_FIRSTMINOR); + view = raw3270_find_view(&tty3270_fn, tty->index); if (!IS_ERR(view)) { tp = container_of(view, struct tty3270, view); tty->driver_data = tp; @@ -927,16 +927,15 @@ static int tty3270_install(struct tty_driver *driver, struct tty_struct *tty) tp->inattr = TF_INPUT; return tty_port_install(&tp->port, driver, tty); } - if (tty3270_max_index < tty->index + 1) - tty3270_max_index = tty->index + 1; + if (tty3270_max_index < tty->index) + tty3270_max_index = tty->index; /* Allocate tty3270 structure on first open. */ tp = tty3270_alloc_view(); if (IS_ERR(tp)) return PTR_ERR(tp); - rc = raw3270_add_view(&tp->view, &tty3270_fn, - tty->index + RAW3270_FIRSTMINOR); + rc = raw3270_add_view(&tp->view, &tty3270_fn, tty->index); if (rc) { tty3270_free_view(tp); return rc; @@ -1847,12 +1846,12 @@ static const struct tty_operations tty3270_ops = { void tty3270_create_cb(int minor) { - tty_register_device(tty3270_driver, minor - RAW3270_FIRSTMINOR, NULL); + tty_register_device(tty3270_driver, minor, NULL); } void tty3270_destroy_cb(int minor) { - tty_unregister_device(tty3270_driver, minor - RAW3270_FIRSTMINOR); + tty_unregister_device(tty3270_driver, minor); } struct raw3270_notifier tty3270_notifier = @@ -1885,8 +1884,7 @@ static int __init tty3270_init(void) driver->driver_name = "tty3270"; driver->name = "3270/tty"; driver->major = IBM_TTY3270_MAJOR; - driver->minor_start = RAW3270_FIRSTMINOR; - driver->name_base = RAW3270_FIRSTMINOR; + driver->minor_start = 0; driver->type = TTY_DRIVER_TYPE_SYSTEM; driver->subtype = SYSTEM_TYPE_TTY; driver->init_termios = tty_std_termios; diff --git a/trunk/drivers/s390/cio/chsc.c b/trunk/drivers/s390/cio/chsc.c index e16c553f6556..31ceef1beb8b 100644 --- a/trunk/drivers/s390/cio/chsc.c +++ b/trunk/drivers/s390/cio/chsc.c @@ -433,20 +433,6 @@ static void chsc_process_sei_scm_change(struct chsc_sei_nt0_area *sei_area) " failed (rc=%d).\n", ret); } -static void chsc_process_sei_scm_avail(struct chsc_sei_nt0_area *sei_area) -{ - int ret; - - CIO_CRW_EVENT(4, "chsc: scm available information\n"); - if (sei_area->rs != 7) - return; - - ret = scm_process_availability_information(); - if (ret) - CIO_CRW_EVENT(0, "chsc: process availability information" - " failed (rc=%d).\n", ret); -} - static void chsc_process_sei_nt2(struct chsc_sei_nt2_area *sei_area) { switch (sei_area->cc) { @@ -482,9 +468,6 @@ static void chsc_process_sei_nt0(struct chsc_sei_nt0_area *sei_area) case 12: /* scm change notification */ chsc_process_sei_scm_change(sei_area); break; - case 14: /* scm available notification */ - chsc_process_sei_scm_avail(sei_area); - break; default: /* other stuff */ CIO_CRW_EVENT(2, "chsc: sei nt0 unhandled cc=%d\n", sei_area->cc); diff --git a/trunk/drivers/s390/cio/chsc.h b/trunk/drivers/s390/cio/chsc.h index 349d5fc47196..227e05f674b3 100644 --- a/trunk/drivers/s390/cio/chsc.h +++ b/trunk/drivers/s390/cio/chsc.h @@ -156,10 +156,8 @@ int chsc_scm_info(struct chsc_scm_info *scm_area, u64 token); #ifdef CONFIG_SCM_BUS int scm_update_information(void); -int scm_process_availability_information(void); #else /* CONFIG_SCM_BUS */ static inline int scm_update_information(void) { return 0; } -static inline int scm_process_availability_information(void) { return 0; } #endif /* CONFIG_SCM_BUS */ diff --git a/trunk/drivers/s390/cio/scm.c b/trunk/drivers/s390/cio/scm.c index 46ec25632e8b..bcf20f3aa51b 100644 --- a/trunk/drivers/s390/cio/scm.c +++ b/trunk/drivers/s390/cio/scm.c @@ -211,7 +211,7 @@ static void scmdev_update(struct scm_device *scmdev, struct sale *sale) goto out; scmdrv = to_scm_drv(scmdev->dev.driver); if (changed && scmdrv->notify) - scmdrv->notify(scmdev, SCM_CHANGE); + scmdrv->notify(scmdev); out: device_unlock(&scmdev->dev); if (changed) @@ -297,22 +297,6 @@ int scm_update_information(void) return ret; } -static int scm_dev_avail(struct device *dev, void *unused) -{ - struct scm_driver *scmdrv = to_scm_drv(dev->driver); - struct scm_device *scmdev = to_scm_dev(dev); - - if (dev->driver && scmdrv->notify) - scmdrv->notify(scmdev, SCM_AVAIL); - - return 0; -} - -int scm_process_availability_information(void) -{ - return bus_for_each_dev(&scm_bus_type, NULL, NULL, scm_dev_avail); -} - static int __init scm_init(void) { int ret; diff --git a/trunk/drivers/s390/net/qeth_core.h b/trunk/drivers/s390/net/qeth_core.h index 6ccb7457746b..d87961d4c0de 100644 --- a/trunk/drivers/s390/net/qeth_core.h +++ b/trunk/drivers/s390/net/qeth_core.h @@ -769,7 +769,6 @@ struct qeth_card { unsigned long thread_start_mask; unsigned long thread_allowed_mask; unsigned long thread_running_mask; - struct task_struct *recovery_task; spinlock_t ip_lock; struct list_head ip_list; struct list_head *ip_tbd_list; @@ -863,8 +862,6 @@ extern struct qeth_card_list_struct qeth_core_card_list; extern struct kmem_cache *qeth_core_header_cache; extern struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS]; -void qeth_set_recovery_task(struct qeth_card *); -void qeth_clear_recovery_task(struct qeth_card *); void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int); int qeth_threads_running(struct qeth_card *, unsigned long); int qeth_wait_for_threads(struct qeth_card *, unsigned long); @@ -919,7 +916,6 @@ int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *, void *reply_param); int qeth_get_priority_queue(struct qeth_card *, struct sk_buff *, int, int); int qeth_get_elements_no(struct qeth_card *, void *, struct sk_buff *, int); -int qeth_get_elements_for_frags(struct sk_buff *); int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *, struct sk_buff *, struct qeth_hdr *, int, int, int); int qeth_do_send_packet(struct qeth_card *, struct qeth_qdio_out_q *, diff --git a/trunk/drivers/s390/net/qeth_core_main.c b/trunk/drivers/s390/net/qeth_core_main.c index 451f92020599..0d8cdff81813 100644 --- a/trunk/drivers/s390/net/qeth_core_main.c +++ b/trunk/drivers/s390/net/qeth_core_main.c @@ -177,23 +177,6 @@ const char *qeth_get_cardname_short(struct qeth_card *card) return "n/a"; } -void qeth_set_recovery_task(struct qeth_card *card) -{ - card->recovery_task = current; -} -EXPORT_SYMBOL_GPL(qeth_set_recovery_task); - -void qeth_clear_recovery_task(struct qeth_card *card) -{ - card->recovery_task = NULL; -} -EXPORT_SYMBOL_GPL(qeth_clear_recovery_task); - -static bool qeth_is_recovery_task(const struct qeth_card *card) -{ - return card->recovery_task == current; -} - void qeth_set_allowed_threads(struct qeth_card *card, unsigned long threads, int clear_start_mask) { @@ -222,8 +205,6 @@ EXPORT_SYMBOL_GPL(qeth_threads_running); int qeth_wait_for_threads(struct qeth_card *card, unsigned long threads) { - if (qeth_is_recovery_task(card)) - return 0; return wait_event_interruptible(card->wait_q, qeth_threads_running(card, threads) == 0); } @@ -3698,25 +3679,6 @@ int qeth_get_priority_queue(struct qeth_card *card, struct sk_buff *skb, } EXPORT_SYMBOL_GPL(qeth_get_priority_queue); -int qeth_get_elements_for_frags(struct sk_buff *skb) -{ - int cnt, length, e, elements = 0; - struct skb_frag_struct *frag; - char *data; - - for (cnt = 0; cnt < skb_shinfo(skb)->nr_frags; cnt++) { - frag = &skb_shinfo(skb)->frags[cnt]; - data = (char *)page_to_phys(skb_frag_page(frag)) + - frag->page_offset; - length = frag->size; - e = PFN_UP((unsigned long)data + length - 1) - - PFN_DOWN((unsigned long)data); - elements += e; - } - return elements; -} -EXPORT_SYMBOL_GPL(qeth_get_elements_for_frags); - int qeth_get_elements_no(struct qeth_card *card, void *hdr, struct sk_buff *skb, int elems) { @@ -3724,8 +3686,7 @@ int qeth_get_elements_no(struct qeth_card *card, void *hdr, int elements_needed = PFN_UP((unsigned long)skb->data + dlen - 1) - PFN_DOWN((unsigned long)skb->data); - elements_needed += qeth_get_elements_for_frags(skb); - + elements_needed += skb_shinfo(skb)->nr_frags; if ((elements_needed + elems) > QETH_MAX_BUFFER_ELEMENTS(card)) { QETH_DBF_MESSAGE(2, "Invalid size of IP packet " "(Number=%d / Length=%d). Discarded.\n", @@ -3810,23 +3771,12 @@ static inline void __qeth_fill_buffer(struct sk_buff *skb, for (cnt = 0; cnt < skb_shinfo(skb)->nr_frags; cnt++) { frag = &skb_shinfo(skb)->frags[cnt]; - data = (char *)page_to_phys(skb_frag_page(frag)) + - frag->page_offset; - length = frag->size; - while (length > 0) { - length_here = PAGE_SIZE - - ((unsigned long) data % PAGE_SIZE); - if (length < length_here) - length_here = length; - - buffer->element[element].addr = data; - buffer->element[element].length = length_here; - buffer->element[element].eflags = - SBAL_EFLAGS_MIDDLE_FRAG; - length -= length_here; - data += length_here; - element++; - } + buffer->element[element].addr = (char *) + page_to_phys(skb_frag_page(frag)) + + frag->page_offset; + buffer->element[element].length = frag->size; + buffer->element[element].eflags = SBAL_EFLAGS_MIDDLE_FRAG; + element++; } if (buffer->element[element - 1].eflags) diff --git a/trunk/drivers/s390/net/qeth_l2_main.c b/trunk/drivers/s390/net/qeth_l2_main.c index 155b101bd730..d690166efeaf 100644 --- a/trunk/drivers/s390/net/qeth_l2_main.c +++ b/trunk/drivers/s390/net/qeth_l2_main.c @@ -1143,7 +1143,6 @@ static int qeth_l2_recover(void *ptr) QETH_CARD_TEXT(card, 2, "recover2"); dev_warn(&card->gdev->dev, "A recovery process has been started for the device\n"); - qeth_set_recovery_task(card); __qeth_l2_set_offline(card->gdev, 1); rc = __qeth_l2_set_online(card->gdev, 1); if (!rc) @@ -1154,7 +1153,6 @@ static int qeth_l2_recover(void *ptr) dev_warn(&card->gdev->dev, "The qeth device driver " "failed to recover an error on the device\n"); } - qeth_clear_recovery_task(card); qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD); qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD); return 0; diff --git a/trunk/drivers/s390/net/qeth_l3_main.c b/trunk/drivers/s390/net/qeth_l3_main.c index 1f7edf1b26c3..091ca0efa1c5 100644 --- a/trunk/drivers/s390/net/qeth_l3_main.c +++ b/trunk/drivers/s390/net/qeth_l3_main.c @@ -623,7 +623,7 @@ static int qeth_l3_send_setrouting(struct qeth_card *card, return rc; } -static int qeth_l3_correct_routing_type(struct qeth_card *card, +static void qeth_l3_correct_routing_type(struct qeth_card *card, enum qeth_routing_types *type, enum qeth_prot_versions prot) { if (card->info.type == QETH_CARD_TYPE_IQD) { @@ -632,7 +632,7 @@ static int qeth_l3_correct_routing_type(struct qeth_card *card, case PRIMARY_CONNECTOR: case SECONDARY_CONNECTOR: case MULTICAST_ROUTER: - return 0; + return; default: goto out_inval; } @@ -641,18 +641,17 @@ static int qeth_l3_correct_routing_type(struct qeth_card *card, case NO_ROUTER: case PRIMARY_ROUTER: case SECONDARY_ROUTER: - return 0; + return; case MULTICAST_ROUTER: if (qeth_is_ipafunc_supported(card, prot, IPA_OSA_MC_ROUTER)) - return 0; + return; default: goto out_inval; } } out_inval: *type = NO_ROUTER; - return -EINVAL; } int qeth_l3_setrouting_v4(struct qeth_card *card) @@ -661,10 +660,8 @@ int qeth_l3_setrouting_v4(struct qeth_card *card) QETH_CARD_TEXT(card, 3, "setrtg4"); - rc = qeth_l3_correct_routing_type(card, &card->options.route4.type, + qeth_l3_correct_routing_type(card, &card->options.route4.type, QETH_PROT_IPV4); - if (rc) - return rc; rc = qeth_l3_send_setrouting(card, card->options.route4.type, QETH_PROT_IPV4); @@ -686,10 +683,8 @@ int qeth_l3_setrouting_v6(struct qeth_card *card) if (!qeth_is_supported(card, IPA_IPV6)) return 0; - rc = qeth_l3_correct_routing_type(card, &card->options.route6.type, + qeth_l3_correct_routing_type(card, &card->options.route6.type, QETH_PROT_IPV6); - if (rc) - return rc; rc = qeth_l3_send_setrouting(card, card->options.route6.type, QETH_PROT_IPV6); @@ -2903,9 +2898,7 @@ static inline int qeth_l3_tso_elements(struct sk_buff *skb) tcp_hdr(skb)->doff * 4; int tcpd_len = skb->len - (tcpd - (unsigned long)skb->data); int elements = PFN_UP(tcpd + tcpd_len - 1) - PFN_DOWN(tcpd); - - elements += qeth_get_elements_for_frags(skb); - + elements += skb_shinfo(skb)->nr_frags; return elements; } @@ -3355,6 +3348,7 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode) rc = -ENODEV; goto out_remove; } + qeth_trace_features(card); if (!card->dev && qeth_l3_setup_netdev(card)) { rc = -ENODEV; @@ -3431,7 +3425,6 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode) qeth_l3_set_multicast_list(card->dev); rtnl_unlock(); } - qeth_trace_features(card); /* let user_space know that device is online */ kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE); mutex_unlock(&card->conf_mutex); @@ -3515,7 +3508,6 @@ static int qeth_l3_recover(void *ptr) QETH_CARD_TEXT(card, 2, "recover2"); dev_warn(&card->gdev->dev, "A recovery process has been started for the device\n"); - qeth_set_recovery_task(card); __qeth_l3_set_offline(card->gdev, 1); rc = __qeth_l3_set_online(card->gdev, 1); if (!rc) @@ -3526,7 +3518,6 @@ static int qeth_l3_recover(void *ptr) dev_warn(&card->gdev->dev, "The qeth device driver " "failed to recover an error on the device\n"); } - qeth_clear_recovery_task(card); qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD); qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD); return 0; diff --git a/trunk/drivers/s390/net/qeth_l3_sys.c b/trunk/drivers/s390/net/qeth_l3_sys.c index e70af2406ff9..ebc379486267 100644 --- a/trunk/drivers/s390/net/qeth_l3_sys.c +++ b/trunk/drivers/s390/net/qeth_l3_sys.c @@ -87,8 +87,6 @@ static ssize_t qeth_l3_dev_route_store(struct qeth_card *card, rc = qeth_l3_setrouting_v6(card); } out: - if (rc) - route->type = old_route_type; mutex_unlock(&card->conf_mutex); return rc ? rc : count; } diff --git a/trunk/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/trunk/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index 90bc7bd00966..2daf4b0da434 100644 --- a/trunk/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/trunk/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -940,7 +940,6 @@ static int bnx2fc_libfc_config(struct fc_lport *lport) fc_exch_init(lport); fc_rport_init(lport); fc_disc_init(lport); - fc_disc_config(lport, lport); return 0; } @@ -2134,7 +2133,6 @@ static int _bnx2fc_create(struct net_device *netdev, } ctlr = bnx2fc_to_ctlr(interface); - cdev = fcoe_ctlr_to_ctlr_dev(ctlr); interface->vlan_id = vlan_id; interface->timer_work_queue = @@ -2145,7 +2143,7 @@ static int _bnx2fc_create(struct net_device *netdev, goto ifput_err; } - lport = bnx2fc_if_create(interface, &cdev->dev, 0); + lport = bnx2fc_if_create(interface, &interface->hba->pcidev->dev, 0); if (!lport) { printk(KERN_ERR PFX "Failed to create interface (%s)\n", netdev->name); @@ -2161,6 +2159,8 @@ static int _bnx2fc_create(struct net_device *netdev, /* Make this master N_port */ ctlr->lp = lport; + cdev = fcoe_ctlr_to_ctlr_dev(ctlr); + if (link_state == BNX2FC_CREATE_LINK_UP) cdev->enabled = FCOE_CTLR_ENABLED; else diff --git a/trunk/drivers/scsi/fcoe/fcoe.c b/trunk/drivers/scsi/fcoe/fcoe.c index 9bfdc9a3f897..b5d92fc93c70 100644 --- a/trunk/drivers/scsi/fcoe/fcoe.c +++ b/trunk/drivers/scsi/fcoe/fcoe.c @@ -490,6 +490,7 @@ static void fcoe_interface_cleanup(struct fcoe_interface *fcoe) { struct net_device *netdev = fcoe->netdev; struct fcoe_ctlr *fip = fcoe_to_ctlr(fcoe); + struct fcoe_ctlr_device *ctlr_dev = fcoe_ctlr_to_ctlr_dev(fip); rtnl_lock(); if (!fcoe->removed) @@ -500,6 +501,7 @@ static void fcoe_interface_cleanup(struct fcoe_interface *fcoe) /* tear-down the FCoE controller */ fcoe_ctlr_destroy(fip); scsi_host_put(fip->lp->host); + fcoe_ctlr_device_delete(ctlr_dev); dev_put(netdev); module_put(THIS_MODULE); } @@ -2192,8 +2194,6 @@ static int fcoe_destroy(struct net_device *netdev) */ static void fcoe_destroy_work(struct work_struct *work) { - struct fcoe_ctlr_device *cdev; - struct fcoe_ctlr *ctlr; struct fcoe_port *port; struct fcoe_interface *fcoe; struct Scsi_Host *shost; @@ -2224,15 +2224,10 @@ static void fcoe_destroy_work(struct work_struct *work) mutex_lock(&fcoe_config_mutex); fcoe = port->priv; - ctlr = fcoe_to_ctlr(fcoe); - cdev = fcoe_ctlr_to_ctlr_dev(ctlr); - fcoe_if_destroy(port->lport); fcoe_interface_cleanup(fcoe); mutex_unlock(&fcoe_config_mutex); - - fcoe_ctlr_device_delete(cdev); } /** @@ -2340,9 +2335,7 @@ static int _fcoe_create(struct net_device *netdev, enum fip_state fip_mode, rc = -EIO; rtnl_unlock(); fcoe_interface_cleanup(fcoe); - mutex_unlock(&fcoe_config_mutex); - fcoe_ctlr_device_delete(ctlr_dev); - goto out; + goto out_nortnl; } /* Make this the "master" N_Port */ @@ -2382,8 +2375,8 @@ static int _fcoe_create(struct net_device *netdev, enum fip_state fip_mode, out_nodev: rtnl_unlock(); +out_nortnl: mutex_unlock(&fcoe_config_mutex); -out: return rc; } diff --git a/trunk/drivers/scsi/fcoe/fcoe_ctlr.c b/trunk/drivers/scsi/fcoe/fcoe_ctlr.c index a76247201be5..08c3bc398da2 100644 --- a/trunk/drivers/scsi/fcoe/fcoe_ctlr.c +++ b/trunk/drivers/scsi/fcoe/fcoe_ctlr.c @@ -2814,47 +2814,6 @@ static void fcoe_ctlr_vn_timeout(struct fcoe_ctlr *fip) fc_lport_set_local_id(fip->lp, new_port_id); } -/** - * fcoe_ctlr_mode_set() - Set or reset the ctlr's mode - * @lport: The local port to be (re)configured - * @fip: The FCoE controller whose mode is changing - * @fip_mode: The new fip mode - * - * Note that the we shouldn't be changing the libfc discovery settings - * (fc_disc_config) while an lport is going through the libfc state - * machine. The mode can only be changed when a fcoe_ctlr device is - * disabled, so that should ensure that this routine is only called - * when nothing is happening. - */ -void fcoe_ctlr_mode_set(struct fc_lport *lport, struct fcoe_ctlr *fip, - enum fip_state fip_mode) -{ - void *priv; - - WARN_ON(lport->state != LPORT_ST_RESET && - lport->state != LPORT_ST_DISABLED); - - if (fip_mode == FIP_MODE_VN2VN) { - lport->rport_priv_size = sizeof(struct fcoe_rport); - lport->point_to_multipoint = 1; - lport->tt.disc_recv_req = fcoe_ctlr_disc_recv; - lport->tt.disc_start = fcoe_ctlr_disc_start; - lport->tt.disc_stop = fcoe_ctlr_disc_stop; - lport->tt.disc_stop_final = fcoe_ctlr_disc_stop_final; - priv = fip; - } else { - lport->rport_priv_size = 0; - lport->point_to_multipoint = 0; - lport->tt.disc_recv_req = NULL; - lport->tt.disc_start = NULL; - lport->tt.disc_stop = NULL; - lport->tt.disc_stop_final = NULL; - priv = lport; - } - - fc_disc_config(lport, priv); -} - /** * fcoe_libfc_config() - Sets up libfc related properties for local port * @lport: The local port to configure libfc for @@ -2874,9 +2833,21 @@ int fcoe_libfc_config(struct fc_lport *lport, struct fcoe_ctlr *fip, fc_exch_init(lport); fc_elsct_init(lport); fc_lport_init(lport); + if (fip->mode == FIP_MODE_VN2VN) + lport->rport_priv_size = sizeof(struct fcoe_rport); fc_rport_init(lport); - fc_disc_init(lport); - fcoe_ctlr_mode_set(lport, fip, fip->mode); + if (fip->mode == FIP_MODE_VN2VN) { + lport->point_to_multipoint = 1; + lport->tt.disc_recv_req = fcoe_ctlr_disc_recv; + lport->tt.disc_start = fcoe_ctlr_disc_start; + lport->tt.disc_stop = fcoe_ctlr_disc_stop; + lport->tt.disc_stop_final = fcoe_ctlr_disc_stop_final; + mutex_init(&lport->disc.disc_mutex); + INIT_LIST_HEAD(&lport->disc.rports); + lport->disc.priv = fip; + } else { + fc_disc_init(lport); + } return 0; } EXPORT_SYMBOL_GPL(fcoe_libfc_config); @@ -2904,7 +2875,6 @@ EXPORT_SYMBOL(fcoe_fcf_get_selected); void fcoe_ctlr_set_fip_mode(struct fcoe_ctlr_device *ctlr_dev) { struct fcoe_ctlr *ctlr = fcoe_ctlr_device_priv(ctlr_dev); - struct fc_lport *lport = ctlr->lp; mutex_lock(&ctlr->ctlr_mutex); switch (ctlr_dev->mode) { @@ -2918,7 +2888,5 @@ void fcoe_ctlr_set_fip_mode(struct fcoe_ctlr_device *ctlr_dev) } mutex_unlock(&ctlr->ctlr_mutex); - - fcoe_ctlr_mode_set(lport, ctlr, ctlr->mode); } EXPORT_SYMBOL(fcoe_ctlr_set_fip_mode); diff --git a/trunk/drivers/scsi/ibmvscsi/ibmvscsi.c b/trunk/drivers/scsi/ibmvscsi/ibmvscsi.c index d0fa4b6c551f..a044f593e8b9 100644 --- a/trunk/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/trunk/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -1899,8 +1899,8 @@ static int ibmvscsi_slave_configure(struct scsi_device *sdev) sdev->allow_restart = 1; blk_queue_rq_timeout(sdev->request_queue, 120 * HZ); } - spin_unlock_irqrestore(shost->host_lock, lock_flags); scsi_adjust_queue_depth(sdev, 0, shost->cmd_per_lun); + spin_unlock_irqrestore(shost->host_lock, lock_flags); return 0; } diff --git a/trunk/drivers/scsi/ipr.c b/trunk/drivers/scsi/ipr.c index 2197b57fb225..f328089a1060 100644 --- a/trunk/drivers/scsi/ipr.c +++ b/trunk/drivers/scsi/ipr.c @@ -5148,7 +5148,7 @@ static int ipr_cancel_op(struct scsi_cmnd *scsi_cmd) ipr_trace; } - list_add_tail(&ipr_cmd->queue, &ipr_cmd->hrrq->hrrq_free_q); + list_add_tail(&ipr_cmd->queue, &hrrq->hrrq_free_q); if (!ipr_is_naca_model(res)) res->needs_sync_complete = 1; @@ -9349,10 +9349,7 @@ static int ipr_test_msi(struct ipr_ioa_cfg *ioa_cfg, struct pci_dev *pdev) int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg); spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); - if (ioa_cfg->intr_flag == IPR_USE_MSIX) - rc = request_irq(ioa_cfg->vectors_info[0].vec, ipr_test_intr, 0, IPR_NAME, ioa_cfg); - else - rc = request_irq(pdev->irq, ipr_test_intr, 0, IPR_NAME, ioa_cfg); + rc = request_irq(pdev->irq, ipr_test_intr, 0, IPR_NAME, ioa_cfg); if (rc) { dev_err(&pdev->dev, "Can not assign irq %d\n", pdev->irq); return rc; @@ -9374,10 +9371,7 @@ static int ipr_test_msi(struct ipr_ioa_cfg *ioa_cfg, struct pci_dev *pdev) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); - if (ioa_cfg->intr_flag == IPR_USE_MSIX) - free_irq(ioa_cfg->vectors_info[0].vec, ioa_cfg); - else - free_irq(pdev->irq, ioa_cfg); + free_irq(pdev->irq, ioa_cfg); LEAVE; @@ -9728,7 +9722,6 @@ static void __ipr_remove(struct pci_dev *pdev) spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags); wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload); flush_work(&ioa_cfg->work_q); - INIT_LIST_HEAD(&ioa_cfg->used_res_q); spin_lock_irqsave(ioa_cfg->host->host_lock, host_lock_flags); spin_lock(&ipr_driver_lock); diff --git a/trunk/drivers/scsi/libfc/fc_disc.c b/trunk/drivers/scsi/libfc/fc_disc.c index 880a9068ca12..8e561e6a557c 100644 --- a/trunk/drivers/scsi/libfc/fc_disc.c +++ b/trunk/drivers/scsi/libfc/fc_disc.c @@ -712,13 +712,12 @@ static void fc_disc_stop_final(struct fc_lport *lport) } /** - * fc_disc_config() - Configure the discovery layer for a local port - * @lport: The local port that needs the discovery layer to be configured - * @priv: Private data structre for users of the discovery layer + * fc_disc_init() - Initialize the discovery layer for a local port + * @lport: The local port that needs the discovery layer to be initialized */ -void fc_disc_config(struct fc_lport *lport, void *priv) +int fc_disc_init(struct fc_lport *lport) { - struct fc_disc *disc = &lport->disc; + struct fc_disc *disc; if (!lport->tt.disc_start) lport->tt.disc_start = fc_disc_start; @@ -733,21 +732,12 @@ void fc_disc_config(struct fc_lport *lport, void *priv) lport->tt.disc_recv_req = fc_disc_recv_req; disc = &lport->disc; - - disc->priv = priv; -} -EXPORT_SYMBOL(fc_disc_config); - -/** - * fc_disc_init() - Initialize the discovery layer for a local port - * @lport: The local port that needs the discovery layer to be initialized - */ -void fc_disc_init(struct fc_lport *lport) -{ - struct fc_disc *disc = &lport->disc; - INIT_DELAYED_WORK(&disc->disc_work, fc_disc_timeout); mutex_init(&disc->disc_mutex); INIT_LIST_HEAD(&disc->rports); + + disc->priv = lport; + + return 0; } EXPORT_SYMBOL(fc_disc_init); diff --git a/trunk/drivers/scsi/libsas/sas_expander.c b/trunk/drivers/scsi/libsas/sas_expander.c index 55cbd0180159..aec2e0da5016 100644 --- a/trunk/drivers/scsi/libsas/sas_expander.c +++ b/trunk/drivers/scsi/libsas/sas_expander.c @@ -235,17 +235,6 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp) linkrate = phy->linkrate; memcpy(sas_addr, phy->attached_sas_addr, SAS_ADDR_SIZE); - /* Handle vacant phy - rest of dr data is not valid so skip it */ - if (phy->phy_state == PHY_VACANT) { - memset(phy->attached_sas_addr, 0, SAS_ADDR_SIZE); - phy->attached_dev_type = NO_DEVICE; - if (!test_bit(SAS_HA_ATA_EH_ACTIVE, &ha->state)) { - phy->phy_id = phy_id; - goto skip; - } else - goto out; - } - phy->attached_dev_type = to_dev_type(dr); if (test_bit(SAS_HA_ATA_EH_ACTIVE, &ha->state)) goto out; @@ -283,7 +272,6 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp) phy->phy->maximum_linkrate = dr->pmax_linkrate; phy->phy->negotiated_linkrate = phy->linkrate; - skip: if (new_phy) if (sas_phy_add(phy->phy)) { sas_phy_free(phy->phy); @@ -400,7 +388,7 @@ int sas_ex_phy_discover(struct domain_device *dev, int single) if (!disc_req) return -ENOMEM; - disc_resp = alloc_smp_resp(DISCOVER_RESP_SIZE); + disc_resp = alloc_smp_req(DISCOVER_RESP_SIZE); if (!disc_resp) { kfree(disc_req); return -ENOMEM; diff --git a/trunk/drivers/scsi/lpfc/lpfc_sli.c b/trunk/drivers/scsi/lpfc/lpfc_sli.c index d43faf34c1e2..74b67d98e952 100644 --- a/trunk/drivers/scsi/lpfc/lpfc_sli.c +++ b/trunk/drivers/scsi/lpfc/lpfc_sli.c @@ -438,12 +438,11 @@ lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq, struct lpfc_rqe *temp_hrqe; struct lpfc_rqe *temp_drqe; struct lpfc_register doorbell; - int put_index; + int put_index = hq->host_index; /* sanity check on queue memory */ if (unlikely(!hq) || unlikely(!dq)) return -ENOMEM; - put_index = hq->host_index; temp_hrqe = hq->qe[hq->host_index].rqe; temp_drqe = dq->qe[dq->host_index].rqe; diff --git a/trunk/drivers/scsi/qla2xxx/qla_attr.c b/trunk/drivers/scsi/qla2xxx/qla_attr.c index b3db9dcc2619..1d82eef4e1eb 100644 --- a/trunk/drivers/scsi/qla2xxx/qla_attr.c +++ b/trunk/drivers/scsi/qla2xxx/qla_attr.c @@ -1938,6 +1938,11 @@ qla24xx_vport_delete(struct fc_vport *fc_vport) "Timer for the VP[%d] has stopped\n", vha->vp_idx); } + /* No pending activities shall be there on the vha now */ + if (ql2xextended_error_logging & ql_dbg_user) + msleep(random32()%10); /* Just to see if something falls on + * the net we have placed below */ + BUG_ON(atomic_read(&vha->vref_count)); qla2x00_free_fcports(vha); diff --git a/trunk/drivers/scsi/qla2xxx/qla_dbg.c b/trunk/drivers/scsi/qla2xxx/qla_dbg.c index fbc305f1c87c..1626de52e32a 100644 --- a/trunk/drivers/scsi/qla2xxx/qla_dbg.c +++ b/trunk/drivers/scsi/qla2xxx/qla_dbg.c @@ -15,7 +15,6 @@ * | Mailbox commands | 0x115b | 0x111a-0x111b | * | | | 0x112c-0x112e | * | | | 0x113a | - * | | | 0x1155-0x1158 | * | Device Discovery | 0x2087 | 0x2020-0x2022, | * | | | 0x2016 | * | Queue Command and IO tracing | 0x3031 | 0x3006-0x300b | @@ -402,7 +401,7 @@ qla2xxx_copy_atioqueues(struct qla_hw_data *ha, void *ptr, void *ring; } aq, *aqp; - if (!ha->tgt.atio_ring) + if (!ha->tgt.atio_q_length) return ptr; num_queues = 1; diff --git a/trunk/drivers/scsi/qla2xxx/qla_def.h b/trunk/drivers/scsi/qla2xxx/qla_def.h index 65c5ff75936b..c6509911772b 100644 --- a/trunk/drivers/scsi/qla2xxx/qla_def.h +++ b/trunk/drivers/scsi/qla2xxx/qla_def.h @@ -863,6 +863,7 @@ typedef struct { #define MBX_1 BIT_1 #define MBX_0 BIT_0 +#define RNID_TYPE_SET_VERSION 0x9 #define RNID_TYPE_ASIC_TEMP 0xC /* diff --git a/trunk/drivers/scsi/qla2xxx/qla_gbl.h b/trunk/drivers/scsi/qla2xxx/qla_gbl.h index b310fa97b545..eb3ca21a7f17 100644 --- a/trunk/drivers/scsi/qla2xxx/qla_gbl.h +++ b/trunk/drivers/scsi/qla2xxx/qla_gbl.h @@ -357,6 +357,9 @@ qla2x00_enable_fce_trace(scsi_qla_host_t *, dma_addr_t, uint16_t , uint16_t *, extern int qla2x00_disable_fce_trace(scsi_qla_host_t *, uint64_t *, uint64_t *); +extern int +qla2x00_set_driver_version(scsi_qla_host_t *, char *); + extern int qla2x00_read_sfp(scsi_qla_host_t *, dma_addr_t, uint8_t *, uint16_t, uint16_t, uint16_t, uint16_t); diff --git a/trunk/drivers/scsi/qla2xxx/qla_init.c b/trunk/drivers/scsi/qla2xxx/qla_init.c index b59203393cb2..edf4d14a1335 100644 --- a/trunk/drivers/scsi/qla2xxx/qla_init.c +++ b/trunk/drivers/scsi/qla2xxx/qla_init.c @@ -619,6 +619,8 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha) if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)) qla24xx_read_fcp_prio_cfg(vha); + qla2x00_set_driver_version(vha, QLA2XXX_VERSION); + return (rval); } @@ -1397,7 +1399,7 @@ qla2x00_alloc_fw_dump(scsi_qla_host_t *vha) mq_size += ha->max_rsp_queues * (rsp->length * sizeof(response_t)); } - if (ha->tgt.atio_ring) + if (ha->tgt.atio_q_length) mq_size += ha->tgt.atio_q_length * sizeof(request_t); /* Allocate memory for Fibre Channel Event Buffer. */ if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha)) diff --git a/trunk/drivers/scsi/qla2xxx/qla_mbx.c b/trunk/drivers/scsi/qla2xxx/qla_mbx.c index 43345af56431..186dd59ce4fa 100644 --- a/trunk/drivers/scsi/qla2xxx/qla_mbx.c +++ b/trunk/drivers/scsi/qla2xxx/qla_mbx.c @@ -3866,6 +3866,64 @@ qla81xx_restart_mpi_firmware(scsi_qla_host_t *vha) return rval; } +int +qla2x00_set_driver_version(scsi_qla_host_t *vha, char *version) +{ + int rval; + mbx_cmd_t mc; + mbx_cmd_t *mcp = &mc; + int len; + uint16_t dwlen; + uint8_t *str; + dma_addr_t str_dma; + struct qla_hw_data *ha = vha->hw; + + if (!IS_FWI2_CAPABLE(ha) || IS_QLA82XX(ha)) + return QLA_FUNCTION_FAILED; + + ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1155, + "Entered %s.\n", __func__); + + str = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &str_dma); + if (!str) { + ql_log(ql_log_warn, vha, 0x1156, + "Failed to allocate driver version param.\n"); + return QLA_MEMORY_ALLOC_FAILED; + } + + memcpy(str, "\x7\x3\x11\x0", 4); + dwlen = str[0]; + len = dwlen * sizeof(uint32_t) - 4; + memset(str + 4, 0, len); + if (len > strlen(version)) + len = strlen(version); + memcpy(str + 4, version, len); + + mcp->mb[0] = MBC_SET_RNID_PARAMS; + mcp->mb[1] = RNID_TYPE_SET_VERSION << 8 | dwlen; + mcp->mb[2] = MSW(LSD(str_dma)); + mcp->mb[3] = LSW(LSD(str_dma)); + mcp->mb[6] = MSW(MSD(str_dma)); + mcp->mb[7] = LSW(MSD(str_dma)); + mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0; + mcp->in_mb = MBX_0; + mcp->tov = MBX_TOV_SECONDS; + mcp->flags = 0; + rval = qla2x00_mailbox_command(vha, mcp); + + if (rval != QLA_SUCCESS) { + ql_dbg(ql_dbg_mbx, vha, 0x1157, + "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]); + } else { + ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1158, + "Done %s.\n", __func__); + } + + dma_pool_free(ha->s_dma_pool, str, str_dma); + + return rval; +} + static int qla2x00_read_asic_temperature(scsi_qla_host_t *vha, uint16_t *temp) { diff --git a/trunk/drivers/scsi/qla2xxx/qla_version.h b/trunk/drivers/scsi/qla2xxx/qla_version.h index ec54036d1e12..2b6e478d9e33 100644 --- a/trunk/drivers/scsi/qla2xxx/qla_version.h +++ b/trunk/drivers/scsi/qla2xxx/qla_version.h @@ -7,7 +7,7 @@ /* * Driver version */ -#define QLA2XXX_VERSION "8.04.00.13-k" +#define QLA2XXX_VERSION "8.04.00.08-k" #define QLA_DRIVER_MAJOR_VER 8 #define QLA_DRIVER_MINOR_VER 4 diff --git a/trunk/drivers/scsi/scsi_lib.c b/trunk/drivers/scsi/scsi_lib.c index c31187d79343..765398c063c7 100644 --- a/trunk/drivers/scsi/scsi_lib.c +++ b/trunk/drivers/scsi/scsi_lib.c @@ -71,14 +71,9 @@ struct kmem_cache *scsi_sdb_cache; #ifdef CONFIG_ACPI #include -static bool acpi_scsi_bus_match(struct device *dev) -{ - return dev->bus == &scsi_bus_type; -} - int scsi_register_acpi_bus_type(struct acpi_bus_type *bus) { - bus->match = acpi_scsi_bus_match; + bus->bus = &scsi_bus_type; return register_acpi_bus_type(bus); } EXPORT_SYMBOL_GPL(scsi_register_acpi_bus_type); diff --git a/trunk/drivers/scsi/st.c b/trunk/drivers/scsi/st.c index 2a32036a9404..86974471af68 100644 --- a/trunk/drivers/scsi/st.c +++ b/trunk/drivers/scsi/st.c @@ -4112,10 +4112,6 @@ static int st_probe(struct device *dev) tpnt->disk = disk; disk->private_data = &tpnt->driver; disk->queue = SDp->request_queue; - /* SCSI tape doesn't register this gendisk via add_disk(). Manually - * take queue reference that release_disk() expects. */ - if (!blk_get_queue(disk->queue)) - goto out_put_disk; tpnt->driver = &st_template; tpnt->device = SDp; @@ -4189,7 +4185,7 @@ static int st_probe(struct device *dev) idr_preload_end(); if (error < 0) { pr_warn("st: idr allocation failed: %d\n", error); - goto out_put_queue; + goto out_put_disk; } tpnt->index = error; sprintf(disk->disk_name, "st%d", tpnt->index); @@ -4215,8 +4211,6 @@ static int st_probe(struct device *dev) spin_lock(&st_index_lock); idr_remove(&st_index_idr, tpnt->index); spin_unlock(&st_index_lock); -out_put_queue: - blk_put_queue(disk->queue); out_put_disk: put_disk(disk); kfree(tpnt); diff --git a/trunk/drivers/spi/Kconfig b/trunk/drivers/spi/Kconfig index 2be0de920d67..f80eee74a311 100644 --- a/trunk/drivers/spi/Kconfig +++ b/trunk/drivers/spi/Kconfig @@ -55,7 +55,6 @@ comment "SPI Master Controller Drivers" config SPI_ALTERA tristate "Altera SPI Controller" - depends on GENERIC_HARDIRQS select SPI_BITBANG help This is the driver for the Altera SPI Controller. @@ -311,7 +310,7 @@ config SPI_PXA2XX_DMA config SPI_PXA2XX tristate "PXA2xx SSP SPI master" - depends on (ARCH_PXA || PCI || ACPI) && GENERIC_HARDIRQS + depends on ARCH_PXA || PCI || ACPI select PXA_SSP if ARCH_PXA help This enables using a PXA2xx or Sodaville SSP port as a SPI master diff --git a/trunk/drivers/spi/spi-bcm63xx.c b/trunk/drivers/spi/spi-bcm63xx.c index d7df435d962e..9578af782a77 100644 --- a/trunk/drivers/spi/spi-bcm63xx.c +++ b/trunk/drivers/spi/spi-bcm63xx.c @@ -152,6 +152,7 @@ static void bcm63xx_spi_setup_transfer(struct spi_device *spi, static int bcm63xx_spi_setup(struct spi_device *spi) { struct bcm63xx_spi *bs; + int ret; bs = spi_master_get_devdata(spi->master); @@ -489,7 +490,7 @@ static int bcm63xx_spi_probe(struct platform_device *pdev) default: dev_err(dev, "unsupported MSG_CTL width: %d\n", bs->msg_ctl_width); - goto out_err; + goto out_clk_disable; } /* Initialize hardware */ diff --git a/trunk/drivers/spi/spi-mpc512x-psc.c b/trunk/drivers/spi/spi-mpc512x-psc.c index 3e490ee7f275..89480b281d74 100644 --- a/trunk/drivers/spi/spi-mpc512x-psc.c +++ b/trunk/drivers/spi/spi-mpc512x-psc.c @@ -164,7 +164,7 @@ static int mpc512x_psc_spi_transfer_rxtx(struct spi_device *spi, for (i = count; i > 0; i--) { data = tx_buf ? *tx_buf++ : 0; - if (len == EOFBYTE && t->cs_change) + if (len == EOFBYTE) setbits32(&fifo->txcmd, MPC512x_PSC_FIFO_EOF); out_8(&fifo->txdata_8, data); len--; diff --git a/trunk/drivers/spi/spi-pxa2xx.c b/trunk/drivers/spi/spi-pxa2xx.c index 810413883c79..90b27a3508a6 100644 --- a/trunk/drivers/spi/spi-pxa2xx.c +++ b/trunk/drivers/spi/spi-pxa2xx.c @@ -1168,6 +1168,7 @@ static int pxa2xx_spi_probe(struct platform_device *pdev) master->dev.parent = &pdev->dev; master->dev.of_node = pdev->dev.of_node; + ACPI_HANDLE_SET(&master->dev, ACPI_HANDLE(&pdev->dev)); /* the spi->mode bits understood by this driver: */ master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_LOOP; diff --git a/trunk/drivers/spi/spi-s3c64xx.c b/trunk/drivers/spi/spi-s3c64xx.c index 4188b2faac5c..e862ab8853aa 100644 --- a/trunk/drivers/spi/spi-s3c64xx.c +++ b/trunk/drivers/spi/spi-s3c64xx.c @@ -994,30 +994,25 @@ static irqreturn_t s3c64xx_spi_irq(int irq, void *data) { struct s3c64xx_spi_driver_data *sdd = data; struct spi_master *spi = sdd->master; - unsigned int val, clr = 0; + unsigned int val; - val = readl(sdd->regs + S3C64XX_SPI_STATUS); + val = readl(sdd->regs + S3C64XX_SPI_PENDING_CLR); - if (val & S3C64XX_SPI_ST_RX_OVERRUN_ERR) { - clr = S3C64XX_SPI_PND_RX_OVERRUN_CLR; + val &= S3C64XX_SPI_PND_RX_OVERRUN_CLR | + S3C64XX_SPI_PND_RX_UNDERRUN_CLR | + S3C64XX_SPI_PND_TX_OVERRUN_CLR | + S3C64XX_SPI_PND_TX_UNDERRUN_CLR; + + writel(val, sdd->regs + S3C64XX_SPI_PENDING_CLR); + + if (val & S3C64XX_SPI_PND_RX_OVERRUN_CLR) dev_err(&spi->dev, "RX overrun\n"); - } - if (val & S3C64XX_SPI_ST_RX_UNDERRUN_ERR) { - clr |= S3C64XX_SPI_PND_RX_UNDERRUN_CLR; + if (val & S3C64XX_SPI_PND_RX_UNDERRUN_CLR) dev_err(&spi->dev, "RX underrun\n"); - } - if (val & S3C64XX_SPI_ST_TX_OVERRUN_ERR) { - clr |= S3C64XX_SPI_PND_TX_OVERRUN_CLR; + if (val & S3C64XX_SPI_PND_TX_OVERRUN_CLR) dev_err(&spi->dev, "TX overrun\n"); - } - if (val & S3C64XX_SPI_ST_TX_UNDERRUN_ERR) { - clr |= S3C64XX_SPI_PND_TX_UNDERRUN_CLR; + if (val & S3C64XX_SPI_PND_TX_UNDERRUN_CLR) dev_err(&spi->dev, "TX underrun\n"); - } - - /* Clear the pending irq by setting and then clearing it */ - writel(clr, sdd->regs + S3C64XX_SPI_PENDING_CLR); - writel(0, sdd->regs + S3C64XX_SPI_PENDING_CLR); return IRQ_HANDLED; } @@ -1041,13 +1036,9 @@ static void s3c64xx_spi_hwinit(struct s3c64xx_spi_driver_data *sdd, int channel) writel(0, regs + S3C64XX_SPI_MODE_CFG); writel(0, regs + S3C64XX_SPI_PACKET_CNT); - /* Clear any irq pending bits, should set and clear the bits */ - val = S3C64XX_SPI_PND_RX_OVERRUN_CLR | - S3C64XX_SPI_PND_RX_UNDERRUN_CLR | - S3C64XX_SPI_PND_TX_OVERRUN_CLR | - S3C64XX_SPI_PND_TX_UNDERRUN_CLR; - writel(val, regs + S3C64XX_SPI_PENDING_CLR); - writel(0, regs + S3C64XX_SPI_PENDING_CLR); + /* Clear any irq pending bits */ + writel(readl(regs + S3C64XX_SPI_PENDING_CLR), + regs + S3C64XX_SPI_PENDING_CLR); writel(0, regs + S3C64XX_SPI_SWAP_CFG); diff --git a/trunk/drivers/spi/spi-tegra20-slink.c b/trunk/drivers/spi/spi-tegra20-slink.c index a829563f4713..b8698b389ef3 100644 --- a/trunk/drivers/spi/spi-tegra20-slink.c +++ b/trunk/drivers/spi/spi-tegra20-slink.c @@ -858,6 +858,21 @@ static int tegra_slink_setup(struct spi_device *spi) return 0; } +static int tegra_slink_prepare_transfer(struct spi_master *master) +{ + struct tegra_slink_data *tspi = spi_master_get_devdata(master); + + return pm_runtime_get_sync(tspi->dev); +} + +static int tegra_slink_unprepare_transfer(struct spi_master *master) +{ + struct tegra_slink_data *tspi = spi_master_get_devdata(master); + + pm_runtime_put(tspi->dev); + return 0; +} + static int tegra_slink_transfer_one_message(struct spi_master *master, struct spi_message *msg) { @@ -870,12 +885,6 @@ static int tegra_slink_transfer_one_message(struct spi_master *master, msg->status = 0; msg->actual_length = 0; - ret = pm_runtime_get_sync(tspi->dev); - if (ret < 0) { - dev_err(tspi->dev, "runtime get failed: %d\n", ret); - goto done; - } - single_xfer = list_is_singular(&msg->transfers); list_for_each_entry(xfer, &msg->transfers, transfer_list) { INIT_COMPLETION(tspi->xfer_completion); @@ -912,8 +921,6 @@ static int tegra_slink_transfer_one_message(struct spi_master *master, exit: tegra_slink_writel(tspi, tspi->def_command_reg, SLINK_COMMAND); tegra_slink_writel(tspi, tspi->def_command2_reg, SLINK_COMMAND2); - pm_runtime_put(tspi->dev); -done: msg->status = ret; spi_finalize_current_message(master); return ret; @@ -1141,7 +1148,9 @@ static int tegra_slink_probe(struct platform_device *pdev) /* the spi->mode bits understood by this driver: */ master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH; master->setup = tegra_slink_setup; + master->prepare_transfer_hardware = tegra_slink_prepare_transfer; master->transfer_one_message = tegra_slink_transfer_one_message; + master->unprepare_transfer_hardware = tegra_slink_unprepare_transfer; master->num_chipselect = MAX_CHIP_SELECT; master->bus_num = -1; diff --git a/trunk/drivers/spi/spi.c b/trunk/drivers/spi/spi.c index 004b10f184d4..f996c600eb8c 100644 --- a/trunk/drivers/spi/spi.c +++ b/trunk/drivers/spi/spi.c @@ -543,16 +543,17 @@ static void spi_pump_messages(struct kthread_work *work) /* Lock queue and check for queue work */ spin_lock_irqsave(&master->queue_lock, flags); if (list_empty(&master->queue) || !master->running) { - if (!master->busy) { - spin_unlock_irqrestore(&master->queue_lock, flags); - return; + if (master->busy && master->unprepare_transfer_hardware) { + ret = master->unprepare_transfer_hardware(master); + if (ret) { + spin_unlock_irqrestore(&master->queue_lock, flags); + dev_err(&master->dev, + "failed to unprepare transfer hardware\n"); + return; + } } master->busy = false; spin_unlock_irqrestore(&master->queue_lock, flags); - if (master->unprepare_transfer_hardware && - master->unprepare_transfer_hardware(master)) - dev_err(&master->dev, - "failed to unprepare transfer hardware\n"); return; } @@ -983,7 +984,7 @@ static void acpi_register_spi_devices(struct spi_master *master) acpi_status status; acpi_handle handle; - handle = ACPI_HANDLE(master->dev.parent); + handle = ACPI_HANDLE(&master->dev); if (!handle) return; diff --git a/trunk/drivers/staging/ccg/f_fs.c b/trunk/drivers/staging/ccg/f_fs.c index f6373dade7fb..8adc79d1b402 100644 --- a/trunk/drivers/staging/ccg/f_fs.c +++ b/trunk/drivers/staging/ccg/f_fs.c @@ -1223,7 +1223,6 @@ static struct file_system_type ffs_fs_type = { .mount = ffs_fs_mount, .kill_sb = ffs_fs_kill_sb, }; -MODULE_ALIAS_FS("functionfs"); /* Driver's main init/cleanup functions *************************************/ diff --git a/trunk/drivers/staging/comedi/drivers/dt9812.c b/trunk/drivers/staging/comedi/drivers/dt9812.c index 57b451904791..192cf088f834 100644 --- a/trunk/drivers/staging/comedi/drivers/dt9812.c +++ b/trunk/drivers/staging/comedi/drivers/dt9812.c @@ -947,13 +947,12 @@ static int dt9812_di_rinsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; - unsigned int channel = CR_CHAN(insn->chanspec); int n; u8 bits = 0; dt9812_digital_in(devpriv->slot, &bits); for (n = 0; n < insn->n; n++) - data[n] = ((1 << channel) & bits) != 0; + data[n] = ((1 << insn->chanspec) & bits) != 0; return n; } @@ -962,13 +961,12 @@ static int dt9812_do_winsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; - unsigned int channel = CR_CHAN(insn->chanspec); int n; u8 bits = 0; dt9812_digital_out_shadow(devpriv->slot, &bits); for (n = 0; n < insn->n; n++) { - u8 mask = 1 << channel; + u8 mask = 1 << insn->chanspec; bits &= ~mask; if (data[n]) @@ -983,13 +981,13 @@ static int dt9812_ai_rinsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; - unsigned int channel = CR_CHAN(insn->chanspec); int n; for (n = 0; n < insn->n; n++) { u16 value = 0; - dt9812_analog_in(devpriv->slot, channel, &value, DT9812_GAIN_1); + dt9812_analog_in(devpriv->slot, insn->chanspec, &value, + DT9812_GAIN_1); data[n] = value; } return n; @@ -1000,13 +998,12 @@ static int dt9812_ao_rinsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; - unsigned int channel = CR_CHAN(insn->chanspec); int n; u16 value; for (n = 0; n < insn->n; n++) { value = 0; - dt9812_analog_out_shadow(devpriv->slot, channel, &value); + dt9812_analog_out_shadow(devpriv->slot, insn->chanspec, &value); data[n] = value; } return n; @@ -1017,11 +1014,10 @@ static int dt9812_ao_winsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; - unsigned int channel = CR_CHAN(insn->chanspec); int n; for (n = 0; n < insn->n; n++) - dt9812_analog_out(devpriv->slot, channel, data[n]); + dt9812_analog_out(devpriv->slot, insn->chanspec, data[n]); return n; } diff --git a/trunk/drivers/staging/comedi/drivers/s626.c b/trunk/drivers/staging/comedi/drivers/s626.c index 71a73ec5af8d..81a1fe661579 100644 --- a/trunk/drivers/staging/comedi/drivers/s626.c +++ b/trunk/drivers/staging/comedi/drivers/s626.c @@ -1483,7 +1483,7 @@ static int s626_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) case TRIG_NONE: /* continous acquisition */ devpriv->ai_continous = 1; - devpriv->ai_sample_count = 1; + devpriv->ai_sample_count = 0; break; } diff --git a/trunk/drivers/staging/comedi/drivers/usbdux.c b/trunk/drivers/staging/comedi/drivers/usbdux.c index 6aac1f60bc42..1a0062a04456 100644 --- a/trunk/drivers/staging/comedi/drivers/usbdux.c +++ b/trunk/drivers/staging/comedi/drivers/usbdux.c @@ -730,14 +730,10 @@ static void usbduxsub_ao_IsocIrq(struct urb *urb) static int usbduxsub_start(struct usbduxsub *usbduxsub) { int errcode = 0; - uint8_t *local_transfer_buffer; - - local_transfer_buffer = kmalloc(1, GFP_KERNEL); - if (!local_transfer_buffer) - return -ENOMEM; + uint8_t local_transfer_buffer[16]; /* 7f92 to zero */ - *local_transfer_buffer = 0; + local_transfer_buffer[0] = 0; errcode = usb_control_msg(usbduxsub->usbdev, /* create a pipe for a control transfer */ usb_sndctrlpipe(usbduxsub->usbdev, 0), @@ -755,25 +751,22 @@ static int usbduxsub_start(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) + if (errcode < 0) { dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (start)\n"); - - kfree(local_transfer_buffer); - return errcode; + return errcode; + } + return 0; } static int usbduxsub_stop(struct usbduxsub *usbduxsub) { int errcode = 0; - uint8_t *local_transfer_buffer; - local_transfer_buffer = kmalloc(1, GFP_KERNEL); - if (!local_transfer_buffer) - return -ENOMEM; + uint8_t local_transfer_buffer[16]; /* 7f92 to one */ - *local_transfer_buffer = 1; + local_transfer_buffer[0] = 1; errcode = usb_control_msg(usbduxsub->usbdev, usb_sndctrlpipe(usbduxsub->usbdev, 0), /* bRequest, "Firmware" */ @@ -788,12 +781,12 @@ static int usbduxsub_stop(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) + if (errcode < 0) { dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (stop)\n"); - - kfree(local_transfer_buffer); - return errcode; + return errcode; + } + return 0; } static int usbduxsub_upload(struct usbduxsub *usbduxsub, diff --git a/trunk/drivers/staging/comedi/drivers/usbduxfast.c b/trunk/drivers/staging/comedi/drivers/usbduxfast.c index 1ba0e3df492d..4bf5dd094dc9 100644 --- a/trunk/drivers/staging/comedi/drivers/usbduxfast.c +++ b/trunk/drivers/staging/comedi/drivers/usbduxfast.c @@ -436,14 +436,10 @@ static void usbduxfastsub_ai_Irq(struct urb *urb) static int usbduxfastsub_start(struct usbduxfastsub_s *udfs) { int ret; - unsigned char *local_transfer_buffer; - - local_transfer_buffer = kmalloc(1, GFP_KERNEL); - if (!local_transfer_buffer) - return -ENOMEM; + unsigned char local_transfer_buffer[16]; /* 7f92 to zero */ - *local_transfer_buffer = 0; + local_transfer_buffer[0] = 0; /* bRequest, "Firmware" */ ret = usb_control_msg(udfs->usbdev, usb_sndctrlpipe(udfs->usbdev, 0), USBDUXFASTSUB_FIRMWARE, @@ -454,25 +450,22 @@ static int usbduxfastsub_start(struct usbduxfastsub_s *udfs) local_transfer_buffer, 1, /* Length */ EZTIMEOUT); /* Timeout */ - if (ret < 0) + if (ret < 0) { dev_err(&udfs->interface->dev, "control msg failed (start)\n"); + return ret; + } - kfree(local_transfer_buffer); - return ret; + return 0; } static int usbduxfastsub_stop(struct usbduxfastsub_s *udfs) { int ret; - unsigned char *local_transfer_buffer; - - local_transfer_buffer = kmalloc(1, GFP_KERNEL); - if (!local_transfer_buffer) - return -ENOMEM; + unsigned char local_transfer_buffer[16]; /* 7f92 to one */ - *local_transfer_buffer = 1; + local_transfer_buffer[0] = 1; /* bRequest, "Firmware" */ ret = usb_control_msg(udfs->usbdev, usb_sndctrlpipe(udfs->usbdev, 0), USBDUXFASTSUB_FIRMWARE, @@ -481,12 +474,13 @@ static int usbduxfastsub_stop(struct usbduxfastsub_s *udfs) 0x0000, /* Index */ local_transfer_buffer, 1, /* Length */ EZTIMEOUT); /* Timeout */ - if (ret < 0) + if (ret < 0) { dev_err(&udfs->interface->dev, "control msg failed (stop)\n"); + return ret; + } - kfree(local_transfer_buffer); - return ret; + return 0; } static int usbduxfastsub_upload(struct usbduxfastsub_s *udfs, diff --git a/trunk/drivers/staging/comedi/drivers/usbduxsigma.c b/trunk/drivers/staging/comedi/drivers/usbduxsigma.c index a728c8fc32a2..d066351a71b2 100644 --- a/trunk/drivers/staging/comedi/drivers/usbduxsigma.c +++ b/trunk/drivers/staging/comedi/drivers/usbduxsigma.c @@ -681,11 +681,7 @@ static void usbduxsub_ao_IsocIrq(struct urb *urb) static int usbduxsub_start(struct usbduxsub *usbduxsub) { int errcode = 0; - uint8_t *local_transfer_buffer; - - local_transfer_buffer = kmalloc(16, GFP_KERNEL); - if (!local_transfer_buffer) - return -ENOMEM; + uint8_t local_transfer_buffer[16]; /* 7f92 to zero */ local_transfer_buffer[0] = 0; @@ -706,22 +702,19 @@ static int usbduxsub_start(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) + if (errcode < 0) { dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (start)\n"); - - kfree(local_transfer_buffer); - return errcode; + return errcode; + } + return 0; } static int usbduxsub_stop(struct usbduxsub *usbduxsub) { int errcode = 0; - uint8_t *local_transfer_buffer; - local_transfer_buffer = kmalloc(16, GFP_KERNEL); - if (!local_transfer_buffer) - return -ENOMEM; + uint8_t local_transfer_buffer[16]; /* 7f92 to one */ local_transfer_buffer[0] = 1; @@ -739,12 +732,12 @@ static int usbduxsub_stop(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) + if (errcode < 0) { dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (stop)\n"); - - kfree(local_transfer_buffer); - return errcode; + return errcode; + } + return 0; } static int usbduxsub_upload(struct usbduxsub *usbduxsub, diff --git a/trunk/drivers/staging/imx-drm/ipuv3-crtc.c b/trunk/drivers/staging/imx-drm/ipuv3-crtc.c index b028b0d1317b..4b3a019409b5 100644 --- a/trunk/drivers/staging/imx-drm/ipuv3-crtc.c +++ b/trunk/drivers/staging/imx-drm/ipuv3-crtc.c @@ -483,6 +483,17 @@ static int ipu_get_resources(struct ipu_crtc *ipu_crtc, goto err_out; } + ipu_crtc->irq = ipu_idmac_channel_irq(ipu, ipu_crtc->ipu_ch, + IPU_IRQ_EOF); + ret = devm_request_irq(ipu_crtc->dev, ipu_crtc->irq, ipu_irq_handler, 0, + "imx_drm", ipu_crtc); + if (ret < 0) { + dev_err(ipu_crtc->dev, "irq request failed with %d.\n", ret); + goto err_out; + } + + disable_irq(ipu_crtc->irq); + return 0; err_out: ipu_put_resources(ipu_crtc); @@ -493,7 +504,6 @@ static int ipu_get_resources(struct ipu_crtc *ipu_crtc, static int ipu_crtc_init(struct ipu_crtc *ipu_crtc, struct ipu_client_platformdata *pdata) { - struct ipu_soc *ipu = dev_get_drvdata(ipu_crtc->dev->parent); int ret; ret = ipu_get_resources(ipu_crtc, pdata); @@ -512,17 +522,6 @@ static int ipu_crtc_init(struct ipu_crtc *ipu_crtc, goto err_put_resources; } - ipu_crtc->irq = ipu_idmac_channel_irq(ipu, ipu_crtc->ipu_ch, - IPU_IRQ_EOF); - ret = devm_request_irq(ipu_crtc->dev, ipu_crtc->irq, ipu_irq_handler, 0, - "imx_drm", ipu_crtc); - if (ret < 0) { - dev_err(ipu_crtc->dev, "irq request failed with %d.\n", ret); - goto err_put_resources; - } - - disable_irq(ipu_crtc->irq); - return 0; err_put_resources: diff --git a/trunk/drivers/staging/tidspbridge/rmgr/drv.c b/trunk/drivers/staging/tidspbridge/rmgr/drv.c index be26917a6896..db1da28cecba 100644 --- a/trunk/drivers/staging/tidspbridge/rmgr/drv.c +++ b/trunk/drivers/staging/tidspbridge/rmgr/drv.c @@ -76,28 +76,37 @@ int drv_insert_node_res_element(void *hnode, void *node_resource, struct node_res_object **node_res_obj = (struct node_res_object **)node_resource; struct process_context *ctxt = (struct process_context *)process_ctxt; + int status = 0; int retval; *node_res_obj = kzalloc(sizeof(struct node_res_object), GFP_KERNEL); - if (!*node_res_obj) - return -ENOMEM; - - (*node_res_obj)->node = hnode; - retval = idr_alloc(ctxt->node_id, *node_res_obj, 0, 0, GFP_KERNEL); - if (retval >= 0) { - (*node_res_obj)->id = retval; - return 0; + if (!*node_res_obj) { + status = -ENOMEM; + goto func_end; } - kfree(*node_res_obj); + (*node_res_obj)->node = hnode; + retval = idr_get_new(ctxt->node_id, *node_res_obj, + &(*node_res_obj)->id); + if (retval == -EAGAIN) { + if (!idr_pre_get(ctxt->node_id, GFP_KERNEL)) { + pr_err("%s: OUT OF MEMORY\n", __func__); + status = -ENOMEM; + goto func_end; + } - if (retval == -ENOSPC) { + retval = idr_get_new(ctxt->node_id, *node_res_obj, + &(*node_res_obj)->id); + } + if (retval) { pr_err("%s: FAILED, IDR is FULL\n", __func__); - return -EFAULT; - } else { - pr_err("%s: OUT OF MEMORY\n", __func__); - return -ENOMEM; + status = -EFAULT; } +func_end: + if (status) + kfree(*node_res_obj); + + return status; } /* Release all Node resources and its context @@ -192,26 +201,35 @@ int drv_proc_insert_strm_res_element(void *stream_obj, struct strm_res_object **pstrm_res = (struct strm_res_object **)strm_res; struct process_context *ctxt = (struct process_context *)process_ctxt; + int status = 0; int retval; *pstrm_res = kzalloc(sizeof(struct strm_res_object), GFP_KERNEL); - if (*pstrm_res == NULL) - return -EFAULT; + if (*pstrm_res == NULL) { + status = -EFAULT; + goto func_end; + } (*pstrm_res)->stream = stream_obj; - retval = idr_alloc(ctxt->stream_id, *pstrm_res, 0, 0, GFP_KERNEL); - if (retval >= 0) { - (*pstrm_res)->id = retval; - return 0; - } + retval = idr_get_new(ctxt->stream_id, *pstrm_res, + &(*pstrm_res)->id); + if (retval == -EAGAIN) { + if (!idr_pre_get(ctxt->stream_id, GFP_KERNEL)) { + pr_err("%s: OUT OF MEMORY\n", __func__); + status = -ENOMEM; + goto func_end; + } - if (retval == -ENOSPC) { + retval = idr_get_new(ctxt->stream_id, *pstrm_res, + &(*pstrm_res)->id); + } + if (retval) { pr_err("%s: FAILED, IDR is FULL\n", __func__); - return -EPERM; - } else { - pr_err("%s: OUT OF MEMORY\n", __func__); - return -ENOMEM; + status = -EPERM; } + +func_end: + return status; } static int drv_proc_free_strm_res(int id, void *p, void *process_ctxt) diff --git a/trunk/drivers/staging/vt6656/card.c b/trunk/drivers/staging/vt6656/card.c index d2479b766450..22918a106d73 100644 --- a/trunk/drivers/staging/vt6656/card.c +++ b/trunk/drivers/staging/vt6656/card.c @@ -790,7 +790,7 @@ u64 CARDqGetNextTBTT(u64 qwTSF, WORD wBeaconInterval) if ((~uLowNextTBTT) < uLowRemain) qwTSF = ((qwTSF >> 32) + 1) << 32; - qwTSF = (qwTSF & 0xffffffff00000000ULL) | + qwTSF = (qwTSF & 0xffffffff00000000UL) | (u64)(uLowNextTBTT + uLowRemain); return (qwTSF); diff --git a/trunk/drivers/staging/vt6656/main_usb.c b/trunk/drivers/staging/vt6656/main_usb.c index a5063a6f64d9..d5f53e1a74a2 100644 --- a/trunk/drivers/staging/vt6656/main_usb.c +++ b/trunk/drivers/staging/vt6656/main_usb.c @@ -669,6 +669,8 @@ static int vt6656_suspend(struct usb_interface *intf, pm_message_t message) if (device->flags & DEVICE_FLAGS_OPENED) device_close(device->dev); + usb_put_dev(interface_to_usbdev(intf)); + return 0; } @@ -679,6 +681,8 @@ static int vt6656_resume(struct usb_interface *intf) if (!device || !device->dev) return -ENODEV; + usb_get_dev(interface_to_usbdev(intf)); + if (!(device->flags & DEVICE_FLAGS_OPENED)) device_open(device->dev); diff --git a/trunk/drivers/staging/zcache/Kconfig b/trunk/drivers/staging/zcache/Kconfig index 5c3714530961..73582705e8c5 100644 --- a/trunk/drivers/staging/zcache/Kconfig +++ b/trunk/drivers/staging/zcache/Kconfig @@ -15,7 +15,7 @@ config RAMSTER depends on CONFIGFS_FS=y && SYSFS=y && !HIGHMEM && ZCACHE=y depends on NET # must ensure struct page is 8-byte aligned - select HAVE_ALIGNED_STRUCT_PAGE if !64BIT + select HAVE_ALIGNED_STRUCT_PAGE if !64_BIT default n help RAMster allows RAM on other machines in a cluster to be utilized diff --git a/trunk/drivers/staging/zcache/ramster/tcp.c b/trunk/drivers/staging/zcache/ramster/tcp.c index f6e1e5209d88..aa2a1a763aa4 100644 --- a/trunk/drivers/staging/zcache/ramster/tcp.c +++ b/trunk/drivers/staging/zcache/ramster/tcp.c @@ -300,22 +300,27 @@ static u8 r2net_num_from_nn(struct r2net_node *nn) static int r2net_prep_nsw(struct r2net_node *nn, struct r2net_status_wait *nsw) { - int ret; + int ret = 0; - spin_lock(&nn->nn_lock); - ret = idr_alloc(&nn->nn_status_idr, nsw, 0, 0, GFP_ATOMIC); - if (ret >= 0) { - nsw->ns_id = ret; - list_add_tail(&nsw->ns_node_item, &nn->nn_status_list); - } - spin_unlock(&nn->nn_lock); + do { + if (!idr_pre_get(&nn->nn_status_idr, GFP_ATOMIC)) { + ret = -EAGAIN; + break; + } + spin_lock(&nn->nn_lock); + ret = idr_get_new(&nn->nn_status_idr, nsw, &nsw->ns_id); + if (ret == 0) + list_add_tail(&nsw->ns_node_item, + &nn->nn_status_list); + spin_unlock(&nn->nn_lock); + } while (ret == -EAGAIN); - if (ret >= 0) { + if (ret == 0) { init_waitqueue_head(&nsw->ns_wq); nsw->ns_sys_status = R2NET_ERR_NONE; nsw->ns_status = 0; - return 0; } + return ret; } diff --git a/trunk/drivers/target/iscsi/iscsi_target_auth.c b/trunk/drivers/target/iscsi/iscsi_target_auth.c index a0fc7b9eea65..db0cf7c8adde 100644 --- a/trunk/drivers/target/iscsi/iscsi_target_auth.c +++ b/trunk/drivers/target/iscsi/iscsi_target_auth.c @@ -166,7 +166,6 @@ static int chap_server_compute_md5( { char *endptr; unsigned long id; - unsigned char id_as_uchar; unsigned char digest[MD5_SIGNATURE_SIZE]; unsigned char type, response[MD5_SIGNATURE_SIZE * 2 + 2]; unsigned char identifier[10], *challenge = NULL; @@ -356,9 +355,7 @@ static int chap_server_compute_md5( goto out; } - /* To handle both endiannesses */ - id_as_uchar = id; - sg_init_one(&sg, &id_as_uchar, 1); + sg_init_one(&sg, &id, 1); ret = crypto_hash_update(&desc, &sg, 1); if (ret < 0) { pr_err("crypto_hash_update() failed for id\n"); diff --git a/trunk/drivers/target/target_core_alua.c b/trunk/drivers/target/target_core_alua.c index cbe48ab41745..ff1c5ee352cb 100644 --- a/trunk/drivers/target/target_core_alua.c +++ b/trunk/drivers/target/target_core_alua.c @@ -409,7 +409,6 @@ static inline int core_alua_state_standby( case REPORT_LUNS: case RECEIVE_DIAGNOSTIC: case SEND_DIAGNOSTIC: - return 0; case MAINTENANCE_IN: switch (cdb[1] & 0x1f) { case MI_REPORT_TARGET_PGS: @@ -452,7 +451,6 @@ static inline int core_alua_state_unavailable( switch (cdb[0]) { case INQUIRY: case REPORT_LUNS: - return 0; case MAINTENANCE_IN: switch (cdb[1] & 0x1f) { case MI_REPORT_TARGET_PGS: @@ -493,7 +491,6 @@ static inline int core_alua_state_transition( switch (cdb[0]) { case INQUIRY: case REPORT_LUNS: - return 0; case MAINTENANCE_IN: switch (cdb[1] & 0x1f) { case MI_REPORT_TARGET_PGS: diff --git a/trunk/drivers/target/target_core_file.h b/trunk/drivers/target/target_core_file.h index 37ffc5bd2399..bc02b018ae46 100644 --- a/trunk/drivers/target/target_core_file.h +++ b/trunk/drivers/target/target_core_file.h @@ -7,7 +7,7 @@ #define FD_DEVICE_QUEUE_DEPTH 32 #define FD_MAX_DEVICE_QUEUE_DEPTH 128 #define FD_BLOCKSIZE 512 -#define FD_MAX_SECTORS 2048 +#define FD_MAX_SECTORS 1024 #define RRF_EMULATE_CDB 0x01 #define RRF_GOT_LBA 0x02 diff --git a/trunk/drivers/target/target_core_pscsi.c b/trunk/drivers/target/target_core_pscsi.c index e992b27aa090..82e78d72fdb6 100644 --- a/trunk/drivers/target/target_core_pscsi.c +++ b/trunk/drivers/target/target_core_pscsi.c @@ -883,14 +883,7 @@ pscsi_map_sg(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, pr_debug("PSCSI: i: %d page: %p len: %d off: %d\n", i, page, len, off); - /* - * We only have one page of data in each sg element, - * we can not cross a page boundary. - */ - if (off + len > PAGE_SIZE) - goto fail; - - if (len > 0 && data_len > 0) { + while (len > 0 && data_len > 0) { bytes = min_t(unsigned int, len, PAGE_SIZE - off); bytes = min(bytes, data_len); @@ -947,7 +940,9 @@ pscsi_map_sg(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, bio = NULL; } + len -= bytes; data_len -= bytes; + off = 0; } } diff --git a/trunk/drivers/target/target_core_sbc.c b/trunk/drivers/target/target_core_sbc.c index 60d4b5185f32..290230de2c53 100644 --- a/trunk/drivers/target/target_core_sbc.c +++ b/trunk/drivers/target/target_core_sbc.c @@ -464,11 +464,8 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) break; case SYNCHRONIZE_CACHE: case SYNCHRONIZE_CACHE_16: - if (!ops->execute_sync_cache) { - size = 0; - cmd->execute_cmd = sbc_emulate_noop; - break; - } + if (!ops->execute_sync_cache) + return TCM_UNSUPPORTED_SCSI_OPCODE; /* * Extract LBA and range to be flushed for emulated SYNCHRONIZE_CACHE diff --git a/trunk/drivers/target/target_core_tpg.c b/trunk/drivers/target/target_core_tpg.c index aac9d2727e3c..9169d6a5d7e4 100644 --- a/trunk/drivers/target/target_core_tpg.c +++ b/trunk/drivers/target/target_core_tpg.c @@ -711,8 +711,7 @@ int core_tpg_register( if (se_tpg->se_tpg_type == TRANSPORT_TPG_TYPE_NORMAL) { if (core_tpg_setup_virtual_lun0(se_tpg) < 0) { - array_free(se_tpg->tpg_lun_list, - TRANSPORT_MAX_LUNS_PER_TPG); + kfree(se_tpg); return -ENOMEM; } } diff --git a/trunk/drivers/target/target_core_transport.c b/trunk/drivers/target/target_core_transport.c index 3243ea790eab..2030b608136d 100644 --- a/trunk/drivers/target/target_core_transport.c +++ b/trunk/drivers/target/target_core_transport.c @@ -1139,10 +1139,8 @@ target_setup_cmd_from_cdb(struct se_cmd *cmd, unsigned char *cdb) return ret; ret = target_check_reservation(cmd); - if (ret) { - cmd->scsi_status = SAM_STAT_RESERVATION_CONFLICT; + if (ret) return ret; - } ret = dev->transport->parse_cdb(cmd); if (ret) diff --git a/trunk/drivers/thermal/dove_thermal.c b/trunk/drivers/thermal/dove_thermal.c index 3078c403b42d..7b0bfa0e7a9c 100644 --- a/trunk/drivers/thermal/dove_thermal.c +++ b/trunk/drivers/thermal/dove_thermal.c @@ -143,18 +143,22 @@ static int dove_thermal_probe(struct platform_device *pdev) if (!priv) return -ENOMEM; - priv->sensor = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(priv->sensor)) - return PTR_ERR(priv->sensor); + priv->sensor = devm_request_and_ioremap(&pdev->dev, res); + if (!priv->sensor) { + dev_err(&pdev->dev, "Failed to request_ioremap memory\n"); + return -EADDRNOTAVAIL; + } res = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (!res) { dev_err(&pdev->dev, "Failed to get platform resource\n"); return -ENODEV; } - priv->control = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(priv->control)) - return PTR_ERR(priv->control); + priv->control = devm_request_and_ioremap(&pdev->dev, res); + if (!priv->control) { + dev_err(&pdev->dev, "Failed to request_ioremap memory\n"); + return -EADDRNOTAVAIL; + } ret = dove_init_sensor(priv); if (ret) { diff --git a/trunk/drivers/thermal/exynos_thermal.c b/trunk/drivers/thermal/exynos_thermal.c index 46568c078dee..e04ebd8671ac 100644 --- a/trunk/drivers/thermal/exynos_thermal.c +++ b/trunk/drivers/thermal/exynos_thermal.c @@ -476,7 +476,7 @@ static int exynos_register_thermal(struct thermal_sensor_conf *sensor_conf) if (IS_ERR(th_zone->therm_dev)) { pr_err("Failed to register thermal zone device\n"); - ret = PTR_ERR(th_zone->therm_dev); + ret = -EINVAL; goto err_unregister; } th_zone->mode = THERMAL_DEVICE_ENABLED; diff --git a/trunk/drivers/thermal/kirkwood_thermal.c b/trunk/drivers/thermal/kirkwood_thermal.c index e5500edb5285..65cb4f09e8f6 100644 --- a/trunk/drivers/thermal/kirkwood_thermal.c +++ b/trunk/drivers/thermal/kirkwood_thermal.c @@ -85,9 +85,11 @@ static int kirkwood_thermal_probe(struct platform_device *pdev) if (!priv) return -ENOMEM; - priv->sensor = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(priv->sensor)) - return PTR_ERR(priv->sensor); + priv->sensor = devm_request_and_ioremap(&pdev->dev, res); + if (!priv->sensor) { + dev_err(&pdev->dev, "Failed to request_ioremap memory\n"); + return -EADDRNOTAVAIL; + } thermal = thermal_zone_device_register("kirkwood_thermal", 0, 0, priv, &ops, NULL, 0, 0); diff --git a/trunk/drivers/thermal/rcar_thermal.c b/trunk/drivers/thermal/rcar_thermal.c index 2cc5b6115e3e..28f091994013 100644 --- a/trunk/drivers/thermal/rcar_thermal.c +++ b/trunk/drivers/thermal/rcar_thermal.c @@ -145,7 +145,6 @@ static int rcar_thermal_update_temp(struct rcar_thermal_priv *priv) struct device *dev = rcar_priv_to_dev(priv); int i; int ctemp, old, new; - int ret = -EINVAL; mutex_lock(&priv->lock); @@ -175,7 +174,7 @@ static int rcar_thermal_update_temp(struct rcar_thermal_priv *priv) if (!ctemp) { dev_err(dev, "thermal sensor was broken\n"); - goto err_out_unlock; + return -EINVAL; } /* @@ -193,10 +192,10 @@ static int rcar_thermal_update_temp(struct rcar_thermal_priv *priv) dev_dbg(dev, "thermal%d %d -> %d\n", priv->id, priv->ctemp, ctemp); priv->ctemp = ctemp; - ret = 0; -err_out_unlock: + mutex_unlock(&priv->lock); - return ret; + + return 0; } static int rcar_thermal_get_temp(struct thermal_zone_device *zone, @@ -364,7 +363,6 @@ static int rcar_thermal_probe(struct platform_device *pdev) struct resource *res, *irq; int mres = 0; int i; - int ret = -ENODEV; int idle = IDLE_INTERVAL; common = devm_kzalloc(dev, sizeof(*common), GFP_KERNEL); @@ -401,9 +399,11 @@ static int rcar_thermal_probe(struct platform_device *pdev) /* * rcar_has_irq_support() will be enabled */ - common->base = devm_ioremap_resource(dev, res); - if (IS_ERR(common->base)) - return PTR_ERR(common->base); + common->base = devm_request_and_ioremap(dev, res); + if (!common->base) { + dev_err(dev, "Unable to ioremap thermal register\n"); + return -ENOMEM; + } /* enable temperature comparation */ rcar_thermal_common_write(common, ENR, 0x00030303); @@ -422,9 +422,11 @@ static int rcar_thermal_probe(struct platform_device *pdev) return -ENOMEM; } - priv->base = devm_ioremap_resource(dev, res); - if (IS_ERR(priv->base)) - return PTR_ERR(priv->base); + priv->base = devm_request_and_ioremap(dev, res); + if (!priv->base) { + dev_err(dev, "Unable to ioremap priv register\n"); + return -ENOMEM; + } priv->common = common; priv->id = i; @@ -439,7 +441,6 @@ static int rcar_thermal_probe(struct platform_device *pdev) idle); if (IS_ERR(priv->zone)) { dev_err(dev, "can't register thermal zone\n"); - ret = PTR_ERR(priv->zone); goto error_unregister; } @@ -459,7 +460,7 @@ static int rcar_thermal_probe(struct platform_device *pdev) rcar_thermal_for_each_priv(priv, common) thermal_zone_device_unregister(priv->zone); - return ret; + return -ENODEV; } static int rcar_thermal_remove(struct platform_device *pdev) diff --git a/trunk/drivers/tty/hvc/hvcs.c b/trunk/drivers/tty/hvc/hvcs.c index 81e939e90c4c..1956593ee89d 100644 --- a/trunk/drivers/tty/hvc/hvcs.c +++ b/trunk/drivers/tty/hvc/hvcs.c @@ -881,12 +881,17 @@ static struct vio_driver hvcs_vio_driver = { /* Only called from hvcs_get_pi please */ static void hvcs_set_pi(struct hvcs_partner_info *pi, struct hvcs_struct *hvcsd) { + int clclength; + hvcsd->p_unit_address = pi->unit_address; hvcsd->p_partition_ID = pi->partition_ID; + clclength = strlen(&pi->location_code[0]); + if (clclength > HVCS_CLC_LENGTH) + clclength = HVCS_CLC_LENGTH; /* copy the null-term char too */ - strlcpy(&hvcsd->p_location_code[0], - &pi->location_code[0], sizeof(hvcsd->p_location_code)); + strncpy(&hvcsd->p_location_code[0], + &pi->location_code[0], clclength + 1); } /* diff --git a/trunk/drivers/tty/mxser.c b/trunk/drivers/tty/mxser.c index 302909ccf183..484b6a3c9b03 100644 --- a/trunk/drivers/tty/mxser.c +++ b/trunk/drivers/tty/mxser.c @@ -2643,9 +2643,9 @@ static int mxser_probe(struct pci_dev *pdev, mxvar_sdriver, brd->idx + i, &pdev->dev); if (IS_ERR(tty_dev)) { retval = PTR_ERR(tty_dev); - for (; i > 0; i--) + for (i--; i >= 0; i--) tty_unregister_device(mxvar_sdriver, - brd->idx + i - 1); + brd->idx + i); goto err_relbrd; } } @@ -2751,9 +2751,9 @@ static int __init mxser_module_init(void) tty_dev = tty_port_register_device(&brd->ports[i].port, mxvar_sdriver, brd->idx + i, NULL); if (IS_ERR(tty_dev)) { - for (; i > 0; i--) + for (i--; i >= 0; i--) tty_unregister_device(mxvar_sdriver, - brd->idx + i - 1); + brd->idx + i); for (i = 0; i < brd->info->nports; i++) tty_port_destroy(&brd->ports[i].port); free_irq(brd->irq, brd); diff --git a/trunk/drivers/tty/serial/8250/8250_core.c b/trunk/drivers/tty/serial/8250/8250.c similarity index 98% rename from trunk/drivers/tty/serial/8250/8250_core.c rename to trunk/drivers/tty/serial/8250/8250.c index 35f9c96aada9..0efc815a4968 100644 --- a/trunk/drivers/tty/serial/8250/8250_core.c +++ b/trunk/drivers/tty/serial/8250/8250.c @@ -301,28 +301,7 @@ static const struct serial8250_config uart_config[] = { }, [PORT_8250_CIR] = { .name = "CIR port" - }, - [PORT_ALTR_16550_F32] = { - .name = "Altera 16550 FIFO32", - .fifo_size = 32, - .tx_loadsz = 32, - .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, - .flags = UART_CAP_FIFO | UART_CAP_AFE, - }, - [PORT_ALTR_16550_F64] = { - .name = "Altera 16550 FIFO64", - .fifo_size = 64, - .tx_loadsz = 64, - .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, - .flags = UART_CAP_FIFO | UART_CAP_AFE, - }, - [PORT_ALTR_16550_F128] = { - .name = "Altera 16550 FIFO128", - .fifo_size = 128, - .tx_loadsz = 128, - .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, - .flags = UART_CAP_FIFO | UART_CAP_AFE, - }, + } }; /* Uart divisor latch read */ @@ -3417,34 +3396,3 @@ module_param_array(probe_rsa, ulong, &probe_rsa_count, 0444); MODULE_PARM_DESC(probe_rsa, "Probe I/O ports for RSA"); #endif MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR); - -#ifdef CONFIG_SERIAL_8250_DEPRECATED_OPTIONS -#ifndef MODULE -/* This module was renamed to 8250_core in 3.7. Keep the old "8250" name - * working as well for the module options so we don't break people. We - * need to keep the names identical and the convenient macros will happily - * refuse to let us do that by failing the build with redefinition errors - * of global variables. So we stick them inside a dummy function to avoid - * those conflicts. The options still get parsed, and the redefined - * MODULE_PARAM_PREFIX lets us keep the "8250." syntax alive. - * - * This is hacky. I'm sorry. - */ -static void __used s8250_options(void) -{ -#undef MODULE_PARAM_PREFIX -#define MODULE_PARAM_PREFIX "8250_core." - - module_param_cb(share_irqs, ¶m_ops_uint, &share_irqs, 0644); - module_param_cb(nr_uarts, ¶m_ops_uint, &nr_uarts, 0644); - module_param_cb(skip_txen_test, ¶m_ops_uint, &skip_txen_test, 0644); -#ifdef CONFIG_SERIAL_8250_RSA - __module_param_call(MODULE_PARAM_PREFIX, probe_rsa, - ¶m_array_ops, .arr = &__param_arr_probe_rsa, - 0444, -1); -#endif -} -#else -MODULE_ALIAS("8250_core"); -#endif -#endif diff --git a/trunk/drivers/tty/serial/8250/8250_pci.c b/trunk/drivers/tty/serial/8250/8250_pci.c index 26e3a97ab157..791c5a77ec61 100644 --- a/trunk/drivers/tty/serial/8250/8250_pci.c +++ b/trunk/drivers/tty/serial/8250/8250_pci.c @@ -1554,7 +1554,6 @@ pci_wch_ch353_setup(struct serial_private *priv, #define PCI_DEVICE_ID_PLX_CRONYX_OMEGA 0xc001 #define PCI_DEVICE_ID_INTEL_PATSBURG_KT 0x1d3d #define PCI_VENDOR_ID_WCH 0x4348 -#define PCI_DEVICE_ID_WCH_CH352_2S 0x3253 #define PCI_DEVICE_ID_WCH_CH353_4S 0x3453 #define PCI_DEVICE_ID_WCH_CH353_2S1PF 0x5046 #define PCI_DEVICE_ID_WCH_CH353_2S1P 0x7053 @@ -1572,7 +1571,6 @@ pci_wch_ch353_setup(struct serial_private *priv, /* Unknown vendors/cards - this should not be in linux/pci_ids.h */ #define PCI_SUBDEVICE_ID_UNKNOWN_0x1584 0x1584 -#define PCI_SUBDEVICE_ID_UNKNOWN_0x1588 0x1588 /* * Master list of serial port init/setup/exit quirks. @@ -1852,6 +1850,15 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = { .setup = pci_default_setup, .exit = pci_plx9050_exit, }, + { + .vendor = PCI_VENDOR_ID_PLX, + .device = PCI_DEVICE_ID_PLX_9050, + .subvendor = PCI_VENDOR_ID_PLX, + .subdevice = PCI_SUBDEVICE_ID_UNKNOWN_0x1584, + .init = pci_plx9050_init, + .setup = pci_default_setup, + .exit = pci_plx9050_exit, + }, { .vendor = PCI_VENDOR_ID_PLX, .device = PCI_DEVICE_ID_PLX_ROMULUS, @@ -2173,14 +2180,6 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = { .subdevice = PCI_ANY_ID, .setup = pci_wch_ch353_setup, }, - /* WCH CH352 2S card (16550 clone) */ - { - .vendor = PCI_VENDOR_ID_WCH, - .device = PCI_DEVICE_ID_WCH_CH352_2S, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .setup = pci_wch_ch353_setup, - }, /* * ASIX devices with FIFO bug */ @@ -3734,12 +3733,7 @@ static struct pci_device_id serial_pci_tbl[] = { { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_VENDOR_ID_PLX, PCI_SUBDEVICE_ID_UNKNOWN_0x1584, 0, 0, - pbn_b2_4_115200 }, - /* Unknown card - subdevice 0x1588 */ - { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, - PCI_VENDOR_ID_PLX, - PCI_SUBDEVICE_ID_UNKNOWN_0x1588, 0, 0, - pbn_b2_8_115200 }, + pbn_b0_4_115200 }, { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_SUBVENDOR_ID_KEYSPAN, PCI_SUBDEVICE_ID_KEYSPAN_SX2, 0, 0, @@ -4797,10 +4791,6 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_VENDOR_ID_IBM, 0x0299, 0, 0, pbn_b0_bt_2_115200 }, - { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, - 0x1000, 0x0012, - 0, 0, pbn_b0_bt_2_115200 }, - { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9901, 0xA000, 0x1000, 0, 0, pbn_b0_1_115200 }, @@ -4879,10 +4869,6 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, pbn_b0_bt_2_115200 }, - { PCI_VENDOR_ID_WCH, PCI_DEVICE_ID_WCH_CH352_2S, - PCI_ANY_ID, PCI_ANY_ID, - 0, 0, pbn_b0_bt_2_115200 }, - /* * Commtech, Inc. Fastcom adapters */ diff --git a/trunk/drivers/tty/serial/8250/Kconfig b/trunk/drivers/tty/serial/8250/Kconfig index 80fe91e64a52..2ef9537bcb2c 100644 --- a/trunk/drivers/tty/serial/8250/Kconfig +++ b/trunk/drivers/tty/serial/8250/Kconfig @@ -33,23 +33,6 @@ config SERIAL_8250 Most people will say Y or M here, so that they can use serial mice, modems and similar devices connecting to the standard serial ports. -config SERIAL_8250_DEPRECATED_OPTIONS - bool "Support 8250_core.* kernel options (DEPRECATED)" - depends on SERIAL_8250 - default y - ---help--- - In 3.7 we renamed 8250 to 8250_core by mistake, so now we have to - accept kernel parameters in both forms like 8250_core.nr_uarts=4 and - 8250.nr_uarts=4. We now renamed the module back to 8250, but if - anybody noticed in 3.7 and changed their userspace we still have to - keep the 8350_core.* options around until they revert the changes - they already did. - - If 8250 is built as a module, this adds 8250_core alias instead. - - If you did not notice yet and/or you have userspace from pre-3.7, it - is safe (and recommended) to say N here. - config SERIAL_8250_PNP bool "8250/16550 PNP device support" if EXPERT depends on SERIAL_8250 && PNP diff --git a/trunk/drivers/tty/serial/8250/Makefile b/trunk/drivers/tty/serial/8250/Makefile index 36d68d054307..a23838a4d535 100644 --- a/trunk/drivers/tty/serial/8250/Makefile +++ b/trunk/drivers/tty/serial/8250/Makefile @@ -2,10 +2,10 @@ # Makefile for the 8250 serial device drivers. # -obj-$(CONFIG_SERIAL_8250) += 8250.o -8250-y := 8250_core.o -8250-$(CONFIG_SERIAL_8250_PNP) += 8250_pnp.o -8250-$(CONFIG_SERIAL_8250_DMA) += 8250_dma.o +obj-$(CONFIG_SERIAL_8250) += 8250_core.o +8250_core-y := 8250.o +8250_core-$(CONFIG_SERIAL_8250_PNP) += 8250_pnp.o +8250_core-$(CONFIG_SERIAL_8250_DMA) += 8250_dma.o obj-$(CONFIG_SERIAL_8250_GSC) += 8250_gsc.o obj-$(CONFIG_SERIAL_8250_PCI) += 8250_pci.o obj-$(CONFIG_SERIAL_8250_HP300) += 8250_hp300.o diff --git a/trunk/drivers/tty/serial/Kconfig b/trunk/drivers/tty/serial/Kconfig index 7e7006fd404e..cf9210db9fa9 100644 --- a/trunk/drivers/tty/serial/Kconfig +++ b/trunk/drivers/tty/serial/Kconfig @@ -211,14 +211,14 @@ config SERIAL_SAMSUNG config SERIAL_SAMSUNG_UARTS_4 bool depends on PLAT_SAMSUNG - default y if !(CPU_S3C2410 || CPU_S3C2412 || CPU_S3C2440 || CPU_S3C2442) + default y if !(CPU_S3C2410 || SERIAL_S3C2412 || CPU_S3C2440 || CPU_S3C2442) help Internal node for the common case of 4 Samsung compatible UARTs config SERIAL_SAMSUNG_UARTS int depends on PLAT_SAMSUNG - default 6 if CPU_S5P6450 + default 6 if ARCH_S5P6450 default 4 if SERIAL_SAMSUNG_UARTS_4 || CPU_S3C2416 default 3 help diff --git a/trunk/drivers/tty/serial/atmel_serial.c b/trunk/drivers/tty/serial/atmel_serial.c index 3467462869ce..d4a7c241b751 100644 --- a/trunk/drivers/tty/serial/atmel_serial.c +++ b/trunk/drivers/tty/serial/atmel_serial.c @@ -158,7 +158,7 @@ struct atmel_uart_port { }; static struct atmel_uart_port atmel_ports[ATMEL_MAX_UART]; -static DECLARE_BITMAP(atmel_ports_in_use, ATMEL_MAX_UART); +static unsigned long atmel_ports_in_use; #ifdef SUPPORT_SYSRQ static struct console atmel_console; @@ -1769,14 +1769,15 @@ static int atmel_serial_probe(struct platform_device *pdev) if (ret < 0) /* port id not found in platform data nor device-tree aliases: * auto-enumerate it */ - ret = find_first_zero_bit(atmel_ports_in_use, ATMEL_MAX_UART); + ret = find_first_zero_bit(&atmel_ports_in_use, + sizeof(atmel_ports_in_use)); - if (ret >= ATMEL_MAX_UART) { + if (ret > ATMEL_MAX_UART) { ret = -ENODEV; goto err; } - if (test_and_set_bit(ret, atmel_ports_in_use)) { + if (test_and_set_bit(ret, &atmel_ports_in_use)) { /* port already in use */ ret = -EBUSY; goto err; @@ -1856,7 +1857,7 @@ static int atmel_serial_remove(struct platform_device *pdev) /* "port" is allocated statically, so we shouldn't free it */ - clear_bit(port->line, atmel_ports_in_use); + clear_bit(port->line, &atmel_ports_in_use); clk_put(atmel_port->clk); diff --git a/trunk/drivers/tty/serial/bcm63xx_uart.c b/trunk/drivers/tty/serial/bcm63xx_uart.c index 52a3ecd40421..719594e5fc21 100644 --- a/trunk/drivers/tty/serial/bcm63xx_uart.c +++ b/trunk/drivers/tty/serial/bcm63xx_uart.c @@ -235,7 +235,7 @@ static const char *bcm_uart_type(struct uart_port *port) */ static void bcm_uart_do_rx(struct uart_port *port) { - struct tty_port *tty_port = &port->state->port; + struct tty_port *port = &port->state->port; unsigned int max_count; /* limit number of char read in interrupt, should not be @@ -260,7 +260,7 @@ static void bcm_uart_do_rx(struct uart_port *port) bcm_uart_writel(port, val, UART_CTL_REG); port->icount.overrun++; - tty_insert_flip_char(tty_port, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); } if (!(iestat & UART_IR_STAT(UART_IR_RXNOTEMPTY))) @@ -299,11 +299,11 @@ static void bcm_uart_do_rx(struct uart_port *port) if ((cstat & port->ignore_status_mask) == 0) - tty_insert_flip_char(tty_port, c, flag); + tty_insert_flip_char(port, c, flag); } while (--max_count); - tty_flip_buffer_push(tty_port); + tty_flip_buffer_push(port); } /* diff --git a/trunk/drivers/tty/serial/mpc52xx_uart.c b/trunk/drivers/tty/serial/mpc52xx_uart.c index 018bad922554..c0e1fad51be7 100644 --- a/trunk/drivers/tty/serial/mpc52xx_uart.c +++ b/trunk/drivers/tty/serial/mpc52xx_uart.c @@ -550,7 +550,7 @@ static int mpc512x_psc_clock(struct uart_port *port, int enable) return 0; psc_num = (port->mapbase & 0xf00) >> 8; - snprintf(clk_name, sizeof(clk_name), "psc%d_mclk", psc_num); + snprintf(clk_name, sizeof(clk_name), "psc%d_clk", psc_num); psc_clk = clk_get(port->dev, clk_name); if (IS_ERR(psc_clk)) { dev_err(port->dev, "Failed to get PSC clock entry!\n"); diff --git a/trunk/drivers/tty/serial/of_serial.c b/trunk/drivers/tty/serial/of_serial.c index b025d5438275..d5874605682b 100644 --- a/trunk/drivers/tty/serial/of_serial.c +++ b/trunk/drivers/tty/serial/of_serial.c @@ -241,12 +241,6 @@ static struct of_device_id of_platform_serial_table[] = { { .compatible = "ns16850", .data = (void *)PORT_16850, }, { .compatible = "nvidia,tegra20-uart", .data = (void *)PORT_TEGRA, }, { .compatible = "nxp,lpc3220-uart", .data = (void *)PORT_LPC3220, }, - { .compatible = "altr,16550-FIFO32", - .data = (void *)PORT_ALTR_16550_F32, }, - { .compatible = "altr,16550-FIFO64", - .data = (void *)PORT_ALTR_16550_F64, }, - { .compatible = "altr,16550-FIFO128", - .data = (void *)PORT_ALTR_16550_F128, }, #ifdef CONFIG_SERIAL_OF_PLATFORM_NWPSERIAL { .compatible = "ibm,qpace-nwp-serial", .data = (void *)PORT_NWPSERIAL, }, diff --git a/trunk/drivers/tty/serial/omap-serial.c b/trunk/drivers/tty/serial/omap-serial.c index 30d4f7a783cd..4dc41408ecb7 100644 --- a/trunk/drivers/tty/serial/omap-serial.c +++ b/trunk/drivers/tty/serial/omap-serial.c @@ -886,17 +886,6 @@ serial_omap_set_termios(struct uart_port *port, struct ktermios *termios, serial_out(up, UART_MCR, up->mcr | UART_MCR_TCRTLR); /* FIFO ENABLE, DMA MODE */ - up->scr |= OMAP_UART_SCR_RX_TRIG_GRANU1_MASK; - /* - * NOTE: Setting OMAP_UART_SCR_RX_TRIG_GRANU1_MASK - * sets Enables the granularity of 1 for TRIGGER RX - * level. Along with setting RX FIFO trigger level - * to 1 (as noted below, 16 characters) and TLR[3:0] - * to zero this will result RX FIFO threshold level - * to 1 character, instead of 16 as noted in comment - * below. - */ - /* Set receive FIFO threshold to 16 characters and * transmit FIFO threshold to 16 spaces */ diff --git a/trunk/drivers/tty/serial/sunsu.c b/trunk/drivers/tty/serial/sunsu.c index 451687cb9685..e343d6670854 100644 --- a/trunk/drivers/tty/serial/sunsu.c +++ b/trunk/drivers/tty/serial/sunsu.c @@ -968,7 +968,6 @@ static struct uart_ops sunsu_pops = { #define UART_NR 4 static struct uart_sunsu_port sunsu_ports[UART_NR]; -static int nr_inst; /* Number of already registered ports */ #ifdef CONFIG_SERIO @@ -1338,8 +1337,13 @@ static int __init sunsu_console_setup(struct console *co, char *options) printk("Console: ttyS%d (SU)\n", (sunsu_reg.minor - 64) + co->index); - if (co->index > nr_inst) - return -ENODEV; + /* + * Check whether an invalid uart number has been specified, and + * if so, search for the first available port that does have + * console support. + */ + if (co->index >= UART_NR) + co->index = 0; port = &sunsu_ports[co->index].port; /* @@ -1404,6 +1408,7 @@ static enum su_type su_get_type(struct device_node *dp) static int su_probe(struct platform_device *op) { + static int inst; struct device_node *dp = op->dev.of_node; struct uart_sunsu_port *up; struct resource *rp; @@ -1413,16 +1418,16 @@ static int su_probe(struct platform_device *op) type = su_get_type(dp); if (type == SU_PORT_PORT) { - if (nr_inst >= UART_NR) + if (inst >= UART_NR) return -EINVAL; - up = &sunsu_ports[nr_inst]; + up = &sunsu_ports[inst]; } else { up = kzalloc(sizeof(*up), GFP_KERNEL); if (!up) return -ENOMEM; } - up->port.line = nr_inst; + up->port.line = inst; spin_lock_init(&up->port.lock); @@ -1456,8 +1461,6 @@ static int su_probe(struct platform_device *op) } dev_set_drvdata(&op->dev, up); - nr_inst++; - return 0; } @@ -1485,7 +1488,7 @@ static int su_probe(struct platform_device *op) dev_set_drvdata(&op->dev, up); - nr_inst++; + inst++; return 0; diff --git a/trunk/drivers/tty/serial/vt8500_serial.c b/trunk/drivers/tty/serial/vt8500_serial.c index 705240e6c4ec..a3f9dd5c9dff 100644 --- a/trunk/drivers/tty/serial/vt8500_serial.c +++ b/trunk/drivers/tty/serial/vt8500_serial.c @@ -611,7 +611,14 @@ static int vt8500_serial_probe(struct platform_device *pdev) vt8500_port->uart.dev = &pdev->dev; vt8500_port->uart.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF; - vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk); + vt8500_port->clk = of_clk_get(pdev->dev.of_node, 0); + if (!IS_ERR(vt8500_port->clk)) { + vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk); + } else { + /* use the default of 24Mhz if not specified and warn */ + pr_warn("%s: serial clock source not specified\n", __func__); + vt8500_port->uart.uartclk = 24000000; + } snprintf(vt8500_port->name, sizeof(vt8500_port->name), "VT8500 UART%d", pdev->id); diff --git a/trunk/drivers/tty/serial/xilinx_uartps.c b/trunk/drivers/tty/serial/xilinx_uartps.c index f36bbba1ac8b..ba451c7209fc 100644 --- a/trunk/drivers/tty/serial/xilinx_uartps.c +++ b/trunk/drivers/tty/serial/xilinx_uartps.c @@ -578,8 +578,6 @@ static int xuartps_startup(struct uart_port *port) /* Receive Timeout register is enabled with value of 10 */ xuartps_writel(10, XUARTPS_RXTOUT_OFFSET); - /* Clear out any pending interrupts before enabling them */ - xuartps_writel(xuartps_readl(XUARTPS_ISR_OFFSET), XUARTPS_ISR_OFFSET); /* Set the Interrupt Registers with desired interrupts */ xuartps_writel(XUARTPS_IXR_TXEMPTY | XUARTPS_IXR_PARITY | diff --git a/trunk/drivers/tty/tty_buffer.c b/trunk/drivers/tty/tty_buffer.c index 578aa7594b11..bb119934e76c 100644 --- a/trunk/drivers/tty/tty_buffer.c +++ b/trunk/drivers/tty/tty_buffer.c @@ -425,7 +425,7 @@ static void flush_to_ldisc(struct work_struct *work) struct tty_ldisc *disc; tty = port->itty; - if (tty == NULL) + if (WARN_RATELIMIT(tty == NULL, "tty is NULL\n")) return; disc = tty_ldisc_ref(tty); diff --git a/trunk/drivers/tty/vt/vc_screen.c b/trunk/drivers/tty/vt/vc_screen.c index d7799deacb21..e4ca345873c3 100644 --- a/trunk/drivers/tty/vt/vc_screen.c +++ b/trunk/drivers/tty/vt/vc_screen.c @@ -93,7 +93,7 @@ vcs_poll_data_free(struct vcs_poll_data *poll) static struct vcs_poll_data * vcs_poll_data_get(struct file *file) { - struct vcs_poll_data *poll = file->private_data, *kill = NULL; + struct vcs_poll_data *poll = file->private_data; if (poll) return poll; @@ -122,12 +122,10 @@ vcs_poll_data_get(struct file *file) file->private_data = poll; } else { /* someone else raced ahead of us */ - kill = poll; + vcs_poll_data_free(poll); poll = file->private_data; } spin_unlock(&file->f_lock); - if (kill) - vcs_poll_data_free(kill); return poll; } diff --git a/trunk/drivers/usb/Makefile b/trunk/drivers/usb/Makefile index 8f5ebced5df0..f5ed3d75fa5a 100644 --- a/trunk/drivers/usb/Makefile +++ b/trunk/drivers/usb/Makefile @@ -46,7 +46,7 @@ obj-$(CONFIG_USB_MICROTEK) += image/ obj-$(CONFIG_USB_SERIAL) += serial/ obj-$(CONFIG_USB) += misc/ -obj-$(CONFIG_USB_OTG_UTILS) += phy/ +obj-$(CONFIG_USB_COMMON) += phy/ obj-$(CONFIG_EARLY_PRINTK_DBGP) += early/ obj-$(CONFIG_USB_ATM) += atm/ diff --git a/trunk/drivers/usb/c67x00/c67x00-sched.c b/trunk/drivers/usb/c67x00/c67x00-sched.c index aa491627a45b..a03fbc15fa9c 100644 --- a/trunk/drivers/usb/c67x00/c67x00-sched.c +++ b/trunk/drivers/usb/c67x00/c67x00-sched.c @@ -100,7 +100,7 @@ struct c67x00_urb_priv { #define TD_PIDEP_OFFSET 0x04 #define TD_PIDEPMASK_PID 0xF0 #define TD_PIDEPMASK_EP 0x0F -#define TD_PORTLENMASK_DL 0x03FF +#define TD_PORTLENMASK_DL 0x02FF #define TD_PORTLENMASK_PN 0xC000 #define TD_STATUS_OFFSET 0x07 @@ -590,7 +590,7 @@ static int c67x00_create_td(struct c67x00_hcd *c67x00, struct urb *urb, { struct c67x00_td *td; struct c67x00_urb_priv *urbp = urb->hcpriv; - const __u8 active_flag = 1, retry_cnt = 3; + const __u8 active_flag = 1, retry_cnt = 1; __u8 cmd = 0; int tt = 0; diff --git a/trunk/drivers/usb/chipidea/udc.c b/trunk/drivers/usb/chipidea/udc.c index f64fbea1cf20..2f45bba8561d 100644 --- a/trunk/drivers/usb/chipidea/udc.c +++ b/trunk/drivers/usb/chipidea/udc.c @@ -1767,7 +1767,7 @@ static int udc_start(struct ci13xxx *ci) goto put_transceiver; } - retval = dbg_create_files(ci->dev); + retval = dbg_create_files(&ci->gadget.dev); if (retval) goto unreg_device; @@ -1796,7 +1796,7 @@ static int udc_start(struct ci13xxx *ci) dev_err(dev, "error = %i\n", retval); remove_dbg: - dbg_remove_files(ci->dev); + dbg_remove_files(&ci->gadget.dev); unreg_device: device_unregister(&ci->gadget.dev); put_transceiver: @@ -1836,7 +1836,7 @@ static void udc_stop(struct ci13xxx *ci) if (ci->global_phy) usb_put_phy(ci->transceiver); } - dbg_remove_files(ci->dev); + dbg_remove_files(&ci->gadget.dev); device_unregister(&ci->gadget.dev); /* my kobject is dynamic, I swear! */ memset(&ci->gadget, 0, sizeof(ci->gadget)); diff --git a/trunk/drivers/usb/class/cdc-acm.c b/trunk/drivers/usb/class/cdc-acm.c index 387dc6c8ad25..8ac25adf31b4 100644 --- a/trunk/drivers/usb/class/cdc-acm.c +++ b/trunk/drivers/usb/class/cdc-acm.c @@ -593,6 +593,7 @@ static void acm_port_destruct(struct tty_port *port) dev_dbg(&acm->control->dev, "%s\n", __func__); + tty_unregister_device(acm_tty_driver, acm->minor); acm_release_minor(acm); usb_put_intf(acm->control); kfree(acm->country_codes); @@ -976,8 +977,6 @@ static int acm_probe(struct usb_interface *intf, int num_rx_buf; int i; int combined_interfaces = 0; - struct device *tty_dev; - int rv = -ENOMEM; /* normal quirks */ quirks = (unsigned long)id->driver_info; @@ -1340,24 +1339,11 @@ static int acm_probe(struct usb_interface *intf, usb_set_intfdata(data_interface, acm); usb_get_intf(control_interface); - tty_dev = tty_port_register_device(&acm->port, acm_tty_driver, minor, + tty_port_register_device(&acm->port, acm_tty_driver, minor, &control_interface->dev); - if (IS_ERR(tty_dev)) { - rv = PTR_ERR(tty_dev); - goto alloc_fail8; - } return 0; -alloc_fail8: - if (acm->country_codes) { - device_remove_file(&acm->control->dev, - &dev_attr_wCountryCodes); - device_remove_file(&acm->control->dev, - &dev_attr_iCountryCodeRelDate); - } - device_remove_file(&acm->control->dev, &dev_attr_bmCapabilities); alloc_fail7: - usb_set_intfdata(intf, NULL); for (i = 0; i < ACM_NW; i++) usb_free_urb(acm->wb[i].urb); alloc_fail6: @@ -1373,7 +1359,7 @@ static int acm_probe(struct usb_interface *intf, acm_release_minor(acm); kfree(acm); alloc_fail: - return rv; + return -ENOMEM; } static void stop_data_traffic(struct acm *acm) @@ -1425,8 +1411,6 @@ static void acm_disconnect(struct usb_interface *intf) stop_data_traffic(acm); - tty_unregister_device(acm_tty_driver, acm->minor); - usb_free_urb(acm->ctrlurb); for (i = 0; i < ACM_NW; i++) usb_free_urb(acm->wb[i].urb); diff --git a/trunk/drivers/usb/class/cdc-wdm.c b/trunk/drivers/usb/class/cdc-wdm.c index 122d056d96d5..5f0cb417b736 100644 --- a/trunk/drivers/usb/class/cdc-wdm.c +++ b/trunk/drivers/usb/class/cdc-wdm.c @@ -56,7 +56,6 @@ MODULE_DEVICE_TABLE (usb, wdm_ids); #define WDM_RESPONDING 7 #define WDM_SUSPENDING 8 #define WDM_RESETTING 9 -#define WDM_OVERFLOW 10 #define WDM_MAX 16 @@ -156,7 +155,6 @@ static void wdm_in_callback(struct urb *urb) { struct wdm_device *desc = urb->context; int status = urb->status; - int length = urb->actual_length; spin_lock(&desc->iuspin); clear_bit(WDM_RESPONDING, &desc->flags); @@ -187,17 +185,9 @@ static void wdm_in_callback(struct urb *urb) } desc->rerr = status; - if (length + desc->length > desc->wMaxCommand) { - /* The buffer would overflow */ - set_bit(WDM_OVERFLOW, &desc->flags); - } else { - /* we may already be in overflow */ - if (!test_bit(WDM_OVERFLOW, &desc->flags)) { - memmove(desc->ubuf + desc->length, desc->inbuf, length); - desc->length += length; - desc->reslength = length; - } - } + desc->reslength = urb->actual_length; + memmove(desc->ubuf + desc->length, desc->inbuf, desc->reslength); + desc->length += desc->reslength; skip_error: wake_up(&desc->wait); @@ -445,11 +435,6 @@ static ssize_t wdm_read rv = -ENODEV; goto err; } - if (test_bit(WDM_OVERFLOW, &desc->flags)) { - clear_bit(WDM_OVERFLOW, &desc->flags); - rv = -ENOBUFS; - goto err; - } i++; if (file->f_flags & O_NONBLOCK) { if (!test_bit(WDM_READ, &desc->flags)) { @@ -493,7 +478,6 @@ static ssize_t wdm_read spin_unlock_irq(&desc->iuspin); goto retry; } - if (!desc->reslength) { /* zero length read */ dev_dbg(&desc->intf->dev, "%s: zero length - clearing WDM_READ\n", __func__); clear_bit(WDM_READ, &desc->flags); @@ -1020,7 +1004,6 @@ static int wdm_post_reset(struct usb_interface *intf) struct wdm_device *desc = wdm_find_device(intf); int rv; - clear_bit(WDM_OVERFLOW, &desc->flags); clear_bit(WDM_RESETTING, &desc->flags); rv = recover_from_urb_loss(desc); mutex_unlock(&desc->wlock); diff --git a/trunk/drivers/usb/core/hcd-pci.c b/trunk/drivers/usb/core/hcd-pci.c index 2b487d4797bd..622b4a48e732 100644 --- a/trunk/drivers/usb/core/hcd-pci.c +++ b/trunk/drivers/usb/core/hcd-pci.c @@ -173,7 +173,6 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) struct hc_driver *driver; struct usb_hcd *hcd; int retval; - int hcd_irq = 0; if (usb_disabled()) return -ENODEV; @@ -188,19 +187,15 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) return -ENODEV; dev->current_state = PCI_D0; - /* - * The xHCI driver has its own irq management - * make sure irq setup is not touched for xhci in generic hcd code + /* The xHCI driver supports MSI and MSI-X, + * so don't fail if the BIOS doesn't provide a legacy IRQ. */ - if ((driver->flags & HCD_MASK) != HCD_USB3) { - if (!dev->irq) { - dev_err(&dev->dev, - "Found HC with no IRQ. Check BIOS/PCI %s setup!\n", - pci_name(dev)); - retval = -ENODEV; - goto disable_pci; - } - hcd_irq = dev->irq; + if (!dev->irq && (driver->flags & HCD_MASK) != HCD_USB3) { + dev_err(&dev->dev, + "Found HC with no IRQ. Check BIOS/PCI %s setup!\n", + pci_name(dev)); + retval = -ENODEV; + goto disable_pci; } hcd = usb_create_hcd(driver, &dev->dev, pci_name(dev)); @@ -250,7 +245,7 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) pci_set_master(dev); - retval = usb_add_hcd(hcd, hcd_irq, IRQF_SHARED); + retval = usb_add_hcd(hcd, dev->irq, IRQF_SHARED); if (retval != 0) goto unmap_registers; set_hs_companion(dev, hcd); diff --git a/trunk/drivers/usb/core/hcd.c b/trunk/drivers/usb/core/hcd.c index f9ec44cbb82f..99b34a30354f 100644 --- a/trunk/drivers/usb/core/hcd.c +++ b/trunk/drivers/usb/core/hcd.c @@ -2412,14 +2412,6 @@ int usb_hcd_is_primary_hcd(struct usb_hcd *hcd) } EXPORT_SYMBOL_GPL(usb_hcd_is_primary_hcd); -int usb_hcd_find_raw_port_number(struct usb_hcd *hcd, int port1) -{ - if (!hcd->driver->find_raw_port_number) - return port1; - - return hcd->driver->find_raw_port_number(hcd, port1); -} - static int usb_hcd_request_irqs(struct usb_hcd *hcd, unsigned int irqnum, unsigned long irqflags) { diff --git a/trunk/drivers/usb/core/port.c b/trunk/drivers/usb/core/port.c index 65d4e55552c6..797f9d514732 100644 --- a/trunk/drivers/usb/core/port.c +++ b/trunk/drivers/usb/core/port.c @@ -67,6 +67,7 @@ static void usb_port_device_release(struct device *dev) { struct usb_port *port_dev = to_usb_port(dev); + dev_pm_qos_hide_flags(dev); kfree(port_dev); } diff --git a/trunk/drivers/usb/core/usb-acpi.c b/trunk/drivers/usb/core/usb-acpi.c index 255c14464bf2..cef4252bb31a 100644 --- a/trunk/drivers/usb/core/usb-acpi.c +++ b/trunk/drivers/usb/core/usb-acpi.c @@ -15,7 +15,6 @@ #include #include #include -#include #include #include "usb.h" @@ -189,13 +188,8 @@ static int usb_acpi_find_device(struct device *dev, acpi_handle *handle) * connected to. */ if (!udev->parent) { - struct usb_hcd *hcd = bus_to_hcd(udev->bus); - int raw_port_num; - - raw_port_num = usb_hcd_find_raw_port_number(hcd, - port_num); *handle = acpi_get_child(DEVICE_ACPI_HANDLE(&udev->dev), - raw_port_num); + port_num); if (!*handle) return -ENODEV; } else { @@ -216,14 +210,9 @@ static int usb_acpi_find_device(struct device *dev, acpi_handle *handle) return 0; } -static bool usb_acpi_bus_match(struct device *dev) -{ - return is_usb_device(dev) || is_usb_port(dev); -} - static struct acpi_bus_type usb_acpi_bus = { - .name = "USB", - .match = usb_acpi_bus_match, + .bus = &usb_bus_type, + .find_bridge = usb_acpi_find_device, .find_device = usb_acpi_find_device, }; diff --git a/trunk/drivers/usb/dwc3/core.c b/trunk/drivers/usb/dwc3/core.c index ffa6b004a84b..999909451e37 100644 --- a/trunk/drivers/usb/dwc3/core.c +++ b/trunk/drivers/usb/dwc3/core.c @@ -583,7 +583,6 @@ static int dwc3_remove(struct platform_device *pdev) break; } - dwc3_free_event_buffers(dwc); dwc3_core_exit(dwc); return 0; diff --git a/trunk/drivers/usb/dwc3/dwc3-exynos.c b/trunk/drivers/usb/dwc3/dwc3-exynos.c index b082bec7343e..b50da53e9a52 100644 --- a/trunk/drivers/usb/dwc3/dwc3-exynos.c +++ b/trunk/drivers/usb/dwc3/dwc3-exynos.c @@ -23,6 +23,8 @@ #include #include +#include "core.h" + struct dwc3_exynos { struct platform_device *dwc3; struct platform_device *usb2_phy; diff --git a/trunk/drivers/usb/dwc3/dwc3-omap.c b/trunk/drivers/usb/dwc3/dwc3-omap.c index afa05e3c9cf4..22f337f57219 100644 --- a/trunk/drivers/usb/dwc3/dwc3-omap.c +++ b/trunk/drivers/usb/dwc3/dwc3-omap.c @@ -54,6 +54,8 @@ #include #include +#include "core.h" + /* * All these registers belong to OMAP's Wrapper around the * DesignWare USB3 Core. @@ -463,20 +465,20 @@ static int dwc3_omap_remove(struct platform_device *pdev) return 0; } -static const struct of_device_id of_dwc3_match[] = { +static const struct of_device_id of_dwc3_matach[] = { { "ti,dwc3", }, { }, }; -MODULE_DEVICE_TABLE(of, of_dwc3_match); +MODULE_DEVICE_TABLE(of, of_dwc3_matach); static struct platform_driver dwc3_omap_driver = { .probe = dwc3_omap_probe, .remove = dwc3_omap_remove, .driver = { .name = "omap-dwc3", - .of_match_table = of_dwc3_match, + .of_match_table = of_dwc3_matach, }, }; diff --git a/trunk/drivers/usb/dwc3/dwc3-pci.c b/trunk/drivers/usb/dwc3/dwc3-pci.c index e8d77689a322..7d70f44567d2 100644 --- a/trunk/drivers/usb/dwc3/dwc3-pci.c +++ b/trunk/drivers/usb/dwc3/dwc3-pci.c @@ -45,6 +45,8 @@ #include #include +#include "core.h" + /* FIXME define these in */ #define PCI_VENDOR_ID_SYNOPSYS 0x16c3 #define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 0xabcd diff --git a/trunk/drivers/usb/dwc3/ep0.c b/trunk/drivers/usb/dwc3/ep0.c index 1d139ca05ef1..d7da073a23fe 100644 --- a/trunk/drivers/usb/dwc3/ep0.c +++ b/trunk/drivers/usb/dwc3/ep0.c @@ -891,8 +891,7 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc, DWC3_TRBCTL_CONTROL_DATA); } else if (!IS_ALIGNED(req->request.length, dep->endpoint.maxpacket) && (dep->number == 0)) { - u32 transfer_size; - u32 maxpacket; + u32 transfer_size; ret = usb_gadget_map_request(&dwc->gadget, &req->request, dep->number); @@ -903,8 +902,8 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc, WARN_ON(req->request.length > DWC3_EP0_BOUNCE_SIZE); - maxpacket = dep->endpoint.maxpacket; - transfer_size = roundup(req->request.length, maxpacket); + transfer_size = roundup(req->request.length, + (u32) dep->endpoint.maxpacket); dwc->ep0_bounced = true; diff --git a/trunk/drivers/usb/dwc3/gadget.c b/trunk/drivers/usb/dwc3/gadget.c index 82e160e96fca..a04342f6cbfa 100644 --- a/trunk/drivers/usb/dwc3/gadget.c +++ b/trunk/drivers/usb/dwc3/gadget.c @@ -2159,6 +2159,7 @@ static void dwc3_gadget_phy_suspend(struct dwc3 *dwc, u8 speed) static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc) { + struct dwc3_gadget_ep_cmd_params params; struct dwc3_ep *dep; int ret; u32 reg; @@ -2166,6 +2167,8 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc) dev_vdbg(dwc->dev, "%s\n", __func__); + memset(¶ms, 0x00, sizeof(params)); + reg = dwc3_readl(dwc->regs, DWC3_DSTS); speed = reg & DWC3_DSTS_CONNECTSPD; dwc->speed = speed; diff --git a/trunk/drivers/usb/gadget/Kconfig b/trunk/drivers/usb/gadget/Kconfig index c7525b1cad74..5a0c541daf89 100644 --- a/trunk/drivers/usb/gadget/Kconfig +++ b/trunk/drivers/usb/gadget/Kconfig @@ -145,7 +145,6 @@ config USB_LPC32XX tristate "LPC32XX USB Peripheral Controller" depends on ARCH_LPC32XX select USB_ISP1301 - select USB_OTG_UTILS help This option selects the USB device controller in the LPC32xx SoC. diff --git a/trunk/drivers/usb/gadget/Makefile b/trunk/drivers/usb/gadget/Makefile index 82fb22511356..97a13c349cc5 100644 --- a/trunk/drivers/usb/gadget/Makefile +++ b/trunk/drivers/usb/gadget/Makefile @@ -35,12 +35,6 @@ mv_udc-y := mv_udc_core.o obj-$(CONFIG_USB_FUSB300) += fusb300_udc.o obj-$(CONFIG_USB_MV_U3D) += mv_u3d_core.o -# USB Functions -obj-$(CONFIG_USB_F_ACM) += f_acm.o -f_ss_lb-y := f_loopback.o f_sourcesink.o -obj-$(CONFIG_USB_F_SS_LB) += f_ss_lb.o -obj-$(CONFIG_USB_U_SERIAL) += u_serial.o - # # USB gadget drivers # @@ -80,3 +74,9 @@ obj-$(CONFIG_USB_G_WEBCAM) += g_webcam.o obj-$(CONFIG_USB_G_NCM) += g_ncm.o obj-$(CONFIG_USB_G_ACM_MS) += g_acm_ms.o obj-$(CONFIG_USB_GADGET_TARGET) += tcm_usb_gadget.o + +# USB Functions +obj-$(CONFIG_USB_F_ACM) += f_acm.o +f_ss_lb-y := f_loopback.o f_sourcesink.o +obj-$(CONFIG_USB_F_SS_LB) += f_ss_lb.o +obj-$(CONFIG_USB_U_SERIAL) += u_serial.o diff --git a/trunk/drivers/usb/gadget/composite.c b/trunk/drivers/usb/gadget/composite.c index c0d62b278610..7c821de8ce3d 100644 --- a/trunk/drivers/usb/gadget/composite.c +++ b/trunk/drivers/usb/gadget/composite.c @@ -1757,7 +1757,10 @@ static const struct usb_gadget_driver composite_driver_template = { /** * usb_composite_probe() - register a composite driver * @driver: the driver to register - * + * @bind: the callback used to allocate resources that are shared across the + * whole device, such as string IDs, and add its configurations using + * @usb_add_config(). This may fail by returning a negative errno + * value; it should return zero on successful initialization. * Context: single threaded during gadget setup * * This function is used to register drivers using the composite driver diff --git a/trunk/drivers/usb/gadget/f_fs.c b/trunk/drivers/usb/gadget/f_fs.c index c377ff84bf2c..38388d7844fc 100644 --- a/trunk/drivers/usb/gadget/f_fs.c +++ b/trunk/drivers/usb/gadget/f_fs.c @@ -1235,7 +1235,6 @@ static struct file_system_type ffs_fs_type = { .mount = ffs_fs_mount, .kill_sb = ffs_fs_kill_sb, }; -MODULE_ALIAS_FS("functionfs"); /* Driver's main init/cleanup functions *************************************/ diff --git a/trunk/drivers/usb/gadget/f_rndis.c b/trunk/drivers/usb/gadget/f_rndis.c index cc9c49c57c80..71beeb833558 100644 --- a/trunk/drivers/usb/gadget/f_rndis.c +++ b/trunk/drivers/usb/gadget/f_rndis.c @@ -447,13 +447,14 @@ static void rndis_response_complete(struct usb_ep *ep, struct usb_request *req) static void rndis_command_complete(struct usb_ep *ep, struct usb_request *req) { struct f_rndis *rndis = req->context; + struct usb_composite_dev *cdev = rndis->port.func.config->cdev; int status; /* received RNDIS command from USB_CDC_SEND_ENCAPSULATED_COMMAND */ // spin_lock(&dev->lock); status = rndis_msg_parser(rndis->config, (u8 *) req->buf); if (status < 0) - pr_err("RNDIS command error %d, %d/%d\n", + ERROR(cdev, "RNDIS command error %d, %d/%d\n", status, req->actual, req->length); // spin_unlock(&dev->lock); } diff --git a/trunk/drivers/usb/gadget/f_uac1.c b/trunk/drivers/usb/gadget/f_uac1.c index fa8ea4ea00c1..f570e667a640 100644 --- a/trunk/drivers/usb/gadget/f_uac1.c +++ b/trunk/drivers/usb/gadget/f_uac1.c @@ -418,7 +418,6 @@ static int audio_get_intf_req(struct usb_function *f, req->context = audio; req->complete = f_audio_complete; - len = min_t(size_t, sizeof(value), len); memcpy(req->buf, &value, len); return len; diff --git a/trunk/drivers/usb/gadget/g_ffs.c b/trunk/drivers/usb/gadget/g_ffs.c index 3b343b23e4b0..3953dd4d7186 100644 --- a/trunk/drivers/usb/gadget/g_ffs.c +++ b/trunk/drivers/usb/gadget/g_ffs.c @@ -357,7 +357,7 @@ static int gfs_bind(struct usb_composite_dev *cdev) goto error; gfs_dev_desc.iProduct = gfs_strings[USB_GADGET_PRODUCT_IDX].id; - for (i = func_num; i--; ) { + for (i = func_num; --i; ) { ret = functionfs_bind(ffs_tab[i].ffs_data, cdev); if (unlikely(ret < 0)) { while (++i < func_num) @@ -413,7 +413,7 @@ static int gfs_unbind(struct usb_composite_dev *cdev) gether_cleanup(); gfs_ether_setup = false; - for (i = func_num; i--; ) + for (i = func_num; --i; ) if (ffs_tab[i].ffs_data) functionfs_unbind(ffs_tab[i].ffs_data); diff --git a/trunk/drivers/usb/gadget/imx_udc.c b/trunk/drivers/usb/gadget/imx_udc.c index 5bd930d779b9..8efd7555fa21 100644 --- a/trunk/drivers/usb/gadget/imx_udc.c +++ b/trunk/drivers/usb/gadget/imx_udc.c @@ -1334,18 +1334,27 @@ static int imx_udc_start(struct usb_gadget *gadget, struct usb_gadget_driver *driver) { struct imx_udc_struct *imx_usb; + int retval; imx_usb = container_of(gadget, struct imx_udc_struct, gadget); /* first hook up the driver ... */ imx_usb->driver = driver; imx_usb->gadget.dev.driver = &driver->driver; + retval = device_add(&imx_usb->gadget.dev); + if (retval) + goto fail; + D_INI(imx_usb->dev, "<%s> registered gadget driver '%s'\n", __func__, driver->driver.name); imx_udc_enable(imx_usb); return 0; +fail: + imx_usb->driver = NULL; + imx_usb->gadget.dev.driver = NULL; + return retval; } static int imx_udc_stop(struct usb_gadget *gadget, @@ -1361,6 +1370,8 @@ static int imx_udc_stop(struct usb_gadget *gadget, imx_usb->gadget.dev.driver = NULL; imx_usb->driver = NULL; + device_del(&imx_usb->gadget.dev); + D_INI(imx_usb->dev, "<%s> unregistered gadget driver '%s'\n", __func__, driver->driver.name); @@ -1466,10 +1477,6 @@ static int __init imx_udc_probe(struct platform_device *pdev) imx_usb->gadget.dev.parent = &pdev->dev; imx_usb->gadget.dev.dma_mask = pdev->dev.dma_mask; - ret = device_add(&imx_usb->gadget.dev); - if (retval) - goto fail4; - platform_set_drvdata(pdev, imx_usb); usb_init_data(imx_usb); @@ -1481,11 +1488,9 @@ static int __init imx_udc_probe(struct platform_device *pdev) ret = usb_add_gadget_udc(&pdev->dev, &imx_usb->gadget); if (ret) - goto fail5; + goto fail4; return 0; -fail5: - device_unregister(&imx_usb->gadget.dev); fail4: for (i = 0; i < IMX_USB_NB_EP + 1; i++) free_irq(imx_usb->usbd_int[i], imx_usb); @@ -1509,7 +1514,6 @@ static int __exit imx_udc_remove(struct platform_device *pdev) int i; usb_del_gadget_udc(&imx_usb->gadget); - device_unregister(&imx_usb->gadget.dev); imx_udc_disable(imx_usb); del_timer(&imx_usb->timer); diff --git a/trunk/drivers/usb/gadget/inode.c b/trunk/drivers/usb/gadget/inode.c index e2b2e9cf254a..8ac840f25ba9 100644 --- a/trunk/drivers/usb/gadget/inode.c +++ b/trunk/drivers/usb/gadget/inode.c @@ -2105,7 +2105,6 @@ static struct file_system_type gadgetfs_type = { .mount = gadgetfs_mount, .kill_sb = gadgetfs_kill_sb, }; -MODULE_ALIAS_FS("gadgetfs"); /*----------------------------------------------------------------------*/ diff --git a/trunk/drivers/usb/gadget/net2272.c b/trunk/drivers/usb/gadget/net2272.c index 32524b631959..d226058e3b88 100644 --- a/trunk/drivers/usb/gadget/net2272.c +++ b/trunk/drivers/usb/gadget/net2272.c @@ -59,7 +59,7 @@ static const char * const ep_name[] = { }; #define DMA_ADDR_INVALID (~(dma_addr_t)0) -#ifdef CONFIG_USB_NET2272_DMA +#ifdef CONFIG_USB_GADGET_NET2272_DMA /* * use_dma: the NET2272 can use an external DMA controller. * Note that since there is no generic DMA api, some functions, @@ -1495,13 +1495,6 @@ stop_activity(struct net2272 *dev, struct usb_gadget_driver *driver) for (i = 0; i < 4; ++i) net2272_dequeue_all(&dev->ep[i]); - /* report disconnect; the driver is already quiesced */ - if (driver) { - spin_unlock(&dev->lock); - driver->disconnect(&dev->gadget); - spin_lock(&dev->lock); - } - net2272_usb_reinit(dev); } diff --git a/trunk/drivers/usb/gadget/net2280.c b/trunk/drivers/usb/gadget/net2280.c index 3bd0f992fb49..a1b650e11339 100644 --- a/trunk/drivers/usb/gadget/net2280.c +++ b/trunk/drivers/usb/gadget/net2280.c @@ -1924,6 +1924,7 @@ static int net2280_start(struct usb_gadget *_gadget, err_func: device_remove_file (&dev->pdev->dev, &dev_attr_function); err_unbind: + driver->unbind (&dev->gadget); dev->gadget.dev.driver = NULL; dev->driver = NULL; return retval; @@ -1945,13 +1946,6 @@ stop_activity (struct net2280 *dev, struct usb_gadget_driver *driver) for (i = 0; i < 7; i++) nuke (&dev->ep [i]); - /* report disconnect; the driver is already quiesced */ - if (driver) { - spin_unlock(&dev->lock); - driver->disconnect(&dev->gadget); - spin_lock(&dev->lock); - } - usb_reinit (dev); } diff --git a/trunk/drivers/usb/gadget/omap_udc.c b/trunk/drivers/usb/gadget/omap_udc.c index f8445653577f..06be85c2b233 100644 --- a/trunk/drivers/usb/gadget/omap_udc.c +++ b/trunk/drivers/usb/gadget/omap_udc.c @@ -62,7 +62,6 @@ #define DRIVER_VERSION "4 October 2004" #define OMAP_DMA_USB_W2FC_TX0 29 -#define OMAP_DMA_USB_W2FC_RX0 26 /* * The OMAP UDC needs _very_ early endpoint setup: before enabling the @@ -1311,7 +1310,7 @@ static int omap_pullup(struct usb_gadget *gadget, int is_on) } static int omap_udc_start(struct usb_gadget *g, - struct usb_gadget_driver *driver); + struct usb_gadget_driver *driver) static int omap_udc_stop(struct usb_gadget *g, struct usb_gadget_driver *driver); diff --git a/trunk/drivers/usb/gadget/pxa25x_udc.c b/trunk/drivers/usb/gadget/pxa25x_udc.c index d0f37484b6b0..2bbcdce942dc 100644 --- a/trunk/drivers/usb/gadget/pxa25x_udc.c +++ b/trunk/drivers/usb/gadget/pxa25x_udc.c @@ -1266,6 +1266,13 @@ static int pxa25x_udc_start(struct usb_gadget *g, dev->gadget.dev.driver = &driver->driver; dev->pullup = 1; + retval = device_add (&dev->gadget.dev); + if (retval) { + dev->driver = NULL; + dev->gadget.dev.driver = NULL; + return retval; + } + /* ... then enable host detection and ep0; and we're ready * for set_configuration as well as eventual disconnect. */ @@ -1303,10 +1310,6 @@ stop_activity(struct pxa25x_udc *dev, struct usb_gadget_driver *driver) } del_timer_sync(&dev->timer); - /* report disconnect; the driver is already quiesced */ - if (driver) - driver->disconnect(&dev->gadget); - /* re-init driver-visible data structures */ udc_reinit(dev); } @@ -1328,6 +1331,7 @@ static int pxa25x_udc_stop(struct usb_gadget*g, dev->gadget.dev.driver = NULL; dev->driver = NULL; + device_del (&dev->gadget.dev); dump_state(dev); return 0; @@ -2142,13 +2146,6 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev) dev->gadget.dev.parent = &pdev->dev; dev->gadget.dev.dma_mask = pdev->dev.dma_mask; - retval = device_add(&dev->gadget.dev); - if (retval) { - dev->driver = NULL; - dev->gadget.dev.driver = NULL; - goto err_device_add; - } - the_controller = dev; platform_set_drvdata(pdev, dev); @@ -2199,8 +2196,6 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev) free_irq(irq, dev); #endif err_irq1: - device_unregister(&dev->gadget.dev); - err_device_add: if (gpio_is_valid(dev->mach->gpio_pullup)) gpio_free(dev->mach->gpio_pullup); err_gpio_pullup: @@ -2222,11 +2217,10 @@ static int __exit pxa25x_udc_remove(struct platform_device *pdev) { struct pxa25x_udc *dev = platform_get_drvdata(pdev); + usb_del_gadget_udc(&dev->gadget); if (dev->driver) return -EBUSY; - usb_del_gadget_udc(&dev->gadget); - device_unregister(&dev->gadget.dev); dev->pullup = 0; pullup(dev); diff --git a/trunk/drivers/usb/gadget/pxa27x_udc.c b/trunk/drivers/usb/gadget/pxa27x_udc.c index 2fc867652ef5..f7d25795821a 100644 --- a/trunk/drivers/usb/gadget/pxa27x_udc.c +++ b/trunk/drivers/usb/gadget/pxa27x_udc.c @@ -1814,6 +1814,11 @@ static int pxa27x_udc_start(struct usb_gadget *g, udc->gadget.dev.driver = &driver->driver; dplus_pullup(udc, 1); + retval = device_add(&udc->gadget.dev); + if (retval) { + dev_err(udc->dev, "device_add error %d\n", retval); + goto fail; + } if (!IS_ERR_OR_NULL(udc->transceiver)) { retval = otg_set_peripheral(udc->transceiver->otg, &udc->gadget); @@ -1871,6 +1876,7 @@ static int pxa27x_udc_stop(struct usb_gadget *g, udc->driver = NULL; + device_del(&udc->gadget.dev); if (!IS_ERR_OR_NULL(udc->transceiver)) return otg_set_peripheral(udc->transceiver->otg, NULL); @@ -2474,24 +2480,13 @@ static int __init pxa_udc_probe(struct platform_device *pdev) driver_name, udc->irq, retval); goto err_irq; } - - retval = device_add(&udc->gadget.dev); - if (retval) { - dev_err(udc->dev, "device_add error %d\n", retval); - goto err_dev_add; - } - retval = usb_add_gadget_udc(&pdev->dev, &udc->gadget); if (retval) goto err_add_udc; pxa_init_debugfs(udc); - return 0; - err_add_udc: - device_unregister(&udc->gadget.dev); -err_dev_add: free_irq(udc->irq, udc); err_irq: iounmap(udc->regs); @@ -2512,7 +2507,6 @@ static int __exit pxa_udc_remove(struct platform_device *_dev) int gpio = udc->mach->gpio_pullup; usb_del_gadget_udc(&udc->gadget); - device_del(&udc->gadget.dev); usb_gadget_unregister_driver(udc->driver); free_irq(udc->irq, udc); pxa_cleanup_debugfs(udc); diff --git a/trunk/drivers/usb/gadget/s3c2410_udc.c b/trunk/drivers/usb/gadget/s3c2410_udc.c index 08f89652533b..fc07b4381286 100644 --- a/trunk/drivers/usb/gadget/s3c2410_udc.c +++ b/trunk/drivers/usb/gadget/s3c2410_udc.c @@ -1668,7 +1668,8 @@ static void s3c2410_udc_enable(struct s3c2410_udc *dev) static int s3c2410_udc_start(struct usb_gadget *g, struct usb_gadget_driver *driver) { - struct s3c2410_udc *udc = to_s3c2410(g); + struct s3c2410_udc *udc = to_s3c2410(g) + int retval; dprintk(DEBUG_NORMAL, "%s() '%s'\n", __func__, driver->driver.name); @@ -1676,10 +1677,22 @@ static int s3c2410_udc_start(struct usb_gadget *g, udc->driver = driver; udc->gadget.dev.driver = &driver->driver; + /* Bind the driver */ + retval = device_add(&udc->gadget.dev); + if (retval) { + dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval); + goto register_error; + } + /* Enable udc */ s3c2410_udc_enable(udc); return 0; + +register_error: + udc->driver = NULL; + udc->gadget.dev.driver = NULL; + return retval; } static int s3c2410_udc_stop(struct usb_gadget *g, @@ -1687,6 +1700,7 @@ static int s3c2410_udc_stop(struct usb_gadget *g, { struct s3c2410_udc *udc = to_s3c2410(g); + device_del(&udc->gadget.dev); udc->driver = NULL; /* Disable udc */ @@ -1828,13 +1842,6 @@ static int s3c2410_udc_probe(struct platform_device *pdev) udc->gadget.dev.parent = &pdev->dev; udc->gadget.dev.dma_mask = pdev->dev.dma_mask; - /* Bind the driver */ - retval = device_add(&udc->gadget.dev); - if (retval) { - dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval); - goto err_device_add; - } - the_controller = udc; platform_set_drvdata(pdev, udc); @@ -1923,8 +1930,6 @@ static int s3c2410_udc_probe(struct platform_device *pdev) err_int: free_irq(IRQ_USBD, udc); err_map: - device_unregister(&udc->gadget.dev); -err_device_add: iounmap(base_addr); err_mem: release_mem_region(rsrc_start, rsrc_len); @@ -1942,11 +1947,10 @@ static int s3c2410_udc_remove(struct platform_device *pdev) dev_dbg(&pdev->dev, "%s()\n", __func__); + usb_del_gadget_udc(&udc->gadget); if (udc->driver) return -EBUSY; - usb_del_gadget_udc(&udc->gadget); - device_unregister(&udc->gadget.dev); debugfs_remove(udc->regs_info); if (udc_info && !udc_info->udc_command && diff --git a/trunk/drivers/usb/gadget/u_serial.c b/trunk/drivers/usb/gadget/u_serial.c index b369292d4b90..c5034d9c946b 100644 --- a/trunk/drivers/usb/gadget/u_serial.c +++ b/trunk/drivers/usb/gadget/u_serial.c @@ -136,7 +136,7 @@ static struct portmaster { pr_debug(fmt, ##arg) #endif /* pr_vdebug */ #else -#ifndef pr_vdebug +#ifndef pr_vdebig #define pr_vdebug(fmt, arg...) \ ({ if (0) pr_debug(fmt, ##arg); }) #endif /* pr_vdebug */ diff --git a/trunk/drivers/usb/gadget/u_uac1.c b/trunk/drivers/usb/gadget/u_uac1.c index c7d460f43390..e0c5e88e03ed 100644 --- a/trunk/drivers/usb/gadget/u_uac1.c +++ b/trunk/drivers/usb/gadget/u_uac1.c @@ -240,11 +240,8 @@ static int gaudio_open_snd_dev(struct gaudio *card) snd = &card->playback; snd->filp = filp_open(fn_play, O_WRONLY, 0); if (IS_ERR(snd->filp)) { - int ret = PTR_ERR(snd->filp); - ERROR(card, "No such PCM playback device: %s\n", fn_play); snd->filp = NULL; - return ret; } pcm_file = snd->filp->private_data; snd->substream = pcm_file->substream; diff --git a/trunk/drivers/usb/gadget/udc-core.c b/trunk/drivers/usb/gadget/udc-core.c index f8f62c3ed65e..2a9cd369f71c 100644 --- a/trunk/drivers/usb/gadget/udc-core.c +++ b/trunk/drivers/usb/gadget/udc-core.c @@ -216,7 +216,7 @@ static void usb_gadget_remove_driver(struct usb_udc *udc) usb_gadget_disconnect(udc->gadget); udc->driver->disconnect(udc->gadget); udc->driver->unbind(udc->gadget); - usb_gadget_udc_stop(udc->gadget, NULL); + usb_gadget_udc_stop(udc->gadget, udc->driver); udc->driver = NULL; udc->dev.driver = NULL; diff --git a/trunk/drivers/usb/host/ehci-hcd.c b/trunk/drivers/usb/host/ehci-hcd.c index 416a6dce5e11..b416a3fc9959 100644 --- a/trunk/drivers/usb/host/ehci-hcd.c +++ b/trunk/drivers/usb/host/ehci-hcd.c @@ -302,7 +302,6 @@ static void ehci_quiesce (struct ehci_hcd *ehci) static void end_unlink_async(struct ehci_hcd *ehci); static void unlink_empty_async(struct ehci_hcd *ehci); -static void unlink_empty_async_suspended(struct ehci_hcd *ehci); static void ehci_work(struct ehci_hcd *ehci); static void start_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh); static void end_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh); @@ -749,9 +748,11 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) /* guard against (alleged) silicon errata */ if (cmd & CMD_IAAD) ehci_dbg(ehci, "IAA with IAAD still set?\n"); - if (ehci->async_iaa) + if (ehci->async_iaa) { COUNT(ehci->stats.iaa); - end_unlink_async(ehci); + end_unlink_async(ehci); + } else + ehci_dbg(ehci, "IAA with nothing unlinked?\n"); } /* remote wakeup [4.3.1] */ diff --git a/trunk/drivers/usb/host/ehci-hub.c b/trunk/drivers/usb/host/ehci-hub.c index 7d06e77f6c4f..4d3b294f203e 100644 --- a/trunk/drivers/usb/host/ehci-hub.c +++ b/trunk/drivers/usb/host/ehci-hub.c @@ -328,7 +328,7 @@ static int ehci_bus_suspend (struct usb_hcd *hcd) ehci->rh_state = EHCI_RH_SUSPENDED; end_unlink_async(ehci); - unlink_empty_async_suspended(ehci); + unlink_empty_async(ehci); ehci_handle_intr_unlinks(ehci); end_free_itds(ehci); diff --git a/trunk/drivers/usb/host/ehci-q.c b/trunk/drivers/usb/host/ehci-q.c index 23d136904285..fd252f0cfb3a 100644 --- a/trunk/drivers/usb/host/ehci-q.c +++ b/trunk/drivers/usb/host/ehci-q.c @@ -135,7 +135,7 @@ qh_refresh (struct ehci_hcd *ehci, struct ehci_qh *qh) * qtd is updated in qh_completions(). Update the QH * overlay here. */ - if (qh->hw->hw_token & ACTIVE_BIT(ehci)) { + if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw->hw_current) { qh->hw->hw_qtd_next = qtd->hw_next; qtd = NULL; } @@ -449,19 +449,11 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh) else if (last_status == -EINPROGRESS && !urb->unlinked) continue; - /* - * If this was the active qtd when the qh was unlinked - * and the overlay's token is active, then the overlay - * hasn't been written back to the qtd yet so use its - * token instead of the qtd's. After the qtd is - * processed and removed, the overlay won't be valid - * any more. - */ - if (state == QH_STATE_IDLE && - qh->qtd_list.next == &qtd->qtd_list && - (hw->hw_token & ACTIVE_BIT(ehci))) { + /* qh unlinked; token in overlay may be most current */ + if (state == QH_STATE_IDLE + && cpu_to_hc32(ehci, qtd->qtd_dma) + == hw->hw_current) { token = hc32_to_cpu(ehci, hw->hw_token); - hw->hw_token &= ~ACTIVE_BIT(ehci); /* An unlink may leave an incomplete * async transaction in the TT buffer. @@ -1178,7 +1170,7 @@ static void single_unlink_async(struct ehci_hcd *ehci, struct ehci_qh *qh) struct ehci_qh *prev; /* Add to the end of the list of QHs waiting for the next IAAD */ - qh->qh_state = QH_STATE_UNLINK_WAIT; + qh->qh_state = QH_STATE_UNLINK; if (ehci->async_unlink) ehci->async_unlink_last->unlink_next = qh; else @@ -1221,19 +1213,9 @@ static void start_iaa_cycle(struct ehci_hcd *ehci, bool nested) /* Do only the first waiting QH (nVidia bug?) */ qh = ehci->async_unlink; - - /* - * Intel (?) bug: The HC can write back the overlay region - * even after the IAA interrupt occurs. In self-defense, - * always go through two IAA cycles for each QH. - */ - if (qh->qh_state == QH_STATE_UNLINK_WAIT) { - qh->qh_state = QH_STATE_UNLINK; - } else { - ehci->async_iaa = qh; - ehci->async_unlink = qh->unlink_next; - qh->unlink_next = NULL; - } + ehci->async_iaa = qh; + ehci->async_unlink = qh->unlink_next; + qh->unlink_next = NULL; /* Make sure the unlinks are all visible to the hardware */ wmb(); @@ -1316,19 +1298,6 @@ static void unlink_empty_async(struct ehci_hcd *ehci) } } -/* The root hub is suspended; unlink all the async QHs */ -static void unlink_empty_async_suspended(struct ehci_hcd *ehci) -{ - struct ehci_qh *qh; - - while (ehci->async->qh_next.qh) { - qh = ehci->async->qh_next.qh; - WARN_ON(!list_empty(&qh->qtd_list)); - single_unlink_async(ehci, qh); - } - start_iaa_cycle(ehci, false); -} - /* makes sure the async qh will become idle */ /* caller must own ehci->lock */ diff --git a/trunk/drivers/usb/host/ehci-sched.c b/trunk/drivers/usb/host/ehci-sched.c index 010f686d8881..b476daf49f6f 100644 --- a/trunk/drivers/usb/host/ehci-sched.c +++ b/trunk/drivers/usb/host/ehci-sched.c @@ -1214,7 +1214,6 @@ itd_urb_transaction ( memset (itd, 0, sizeof *itd); itd->itd_dma = itd_dma; - itd->frame = 9999; /* an invalid value */ list_add (&itd->itd_list, &sched->td_list); } spin_unlock_irqrestore (&ehci->lock, flags); @@ -1916,7 +1915,6 @@ sitd_urb_transaction ( memset (sitd, 0, sizeof *sitd); sitd->sitd_dma = sitd_dma; - sitd->frame = 9999; /* an invalid value */ list_add (&sitd->sitd_list, &iso_sched->td_list); } diff --git a/trunk/drivers/usb/host/ehci-timer.c b/trunk/drivers/usb/host/ehci-timer.c index c3fa1305f830..20dbdcbe9b0f 100644 --- a/trunk/drivers/usb/host/ehci-timer.c +++ b/trunk/drivers/usb/host/ehci-timer.c @@ -304,7 +304,7 @@ static void ehci_iaa_watchdog(struct ehci_hcd *ehci) * (a) SMP races against real IAA firing and retriggering, and * (b) clean HC shutdown, when IAA watchdog was pending. */ - if (1) { + if (ehci->async_iaa) { u32 cmd, status; /* If we get here, IAA is *REALLY* late. It's barely diff --git a/trunk/drivers/usb/host/xhci-mem.c b/trunk/drivers/usb/host/xhci-mem.c index 6dc238c592bc..35616ffbe3ae 100644 --- a/trunk/drivers/usb/host/xhci-mem.c +++ b/trunk/drivers/usb/host/xhci-mem.c @@ -1022,24 +1022,44 @@ void xhci_copy_ep0_dequeue_into_input_ctx(struct xhci_hcd *xhci, * is attached to (or the roothub port its ancestor hub is attached to). All we * know is the index of that port under either the USB 2.0 or the USB 3.0 * roothub, but that doesn't give us the real index into the HW port status - * registers. Call xhci_find_raw_port_number() to get real index. + * registers. Scan through the xHCI roothub port array, looking for the Nth + * entry of the correct port speed. Return the port number of that entry. */ static u32 xhci_find_real_port_number(struct xhci_hcd *xhci, struct usb_device *udev) { struct usb_device *top_dev; - struct usb_hcd *hcd; - - if (udev->speed == USB_SPEED_SUPER) - hcd = xhci->shared_hcd; - else - hcd = xhci->main_hcd; + unsigned int num_similar_speed_ports; + unsigned int faked_port_num; + int i; for (top_dev = udev; top_dev->parent && top_dev->parent->parent; top_dev = top_dev->parent) /* Found device below root hub */; + faked_port_num = top_dev->portnum; + for (i = 0, num_similar_speed_ports = 0; + i < HCS_MAX_PORTS(xhci->hcs_params1); i++) { + u8 port_speed = xhci->port_array[i]; + + /* + * Skip ports that don't have known speeds, or have duplicate + * Extended Capabilities port speed entries. + */ + if (port_speed == 0 || port_speed == DUPLICATE_ENTRY) + continue; - return xhci_find_raw_port_number(hcd, top_dev->portnum); + /* + * USB 3.0 ports are always under a USB 3.0 hub. USB 2.0 and + * 1.1 ports are under the USB 2.0 hub. If the port speed + * matches the device speed, it's a similar speed port. + */ + if ((port_speed == 0x03) == (udev->speed == USB_SPEED_SUPER)) + num_similar_speed_ports++; + if (num_similar_speed_ports == faked_port_num) + /* Roothub ports are numbered from 1 to N */ + return i+1; + } + return 0; } /* Setup an xHCI virtual device for a Set Address command */ diff --git a/trunk/drivers/usb/host/xhci-pci.c b/trunk/drivers/usb/host/xhci-pci.c index 1a30c380043c..af259e0ec172 100644 --- a/trunk/drivers/usb/host/xhci-pci.c +++ b/trunk/drivers/usb/host/xhci-pci.c @@ -313,7 +313,6 @@ static const struct hc_driver xhci_pci_hc_driver = { .set_usb2_hw_lpm = xhci_set_usb2_hardware_lpm, .enable_usb3_lpm_timeout = xhci_enable_usb3_lpm_timeout, .disable_usb3_lpm_timeout = xhci_disable_usb3_lpm_timeout, - .find_raw_port_number = xhci_find_raw_port_number, }; /*-------------------------------------------------------------------------*/ diff --git a/trunk/drivers/usb/host/xhci-ring.c b/trunk/drivers/usb/host/xhci-ring.c index 1969c001b3f9..882875465301 100644 --- a/trunk/drivers/usb/host/xhci-ring.c +++ b/trunk/drivers/usb/host/xhci-ring.c @@ -1599,20 +1599,14 @@ static void handle_port_status(struct xhci_hcd *xhci, max_ports = HCS_MAX_PORTS(xhci->hcs_params1); if ((port_id <= 0) || (port_id > max_ports)) { xhci_warn(xhci, "Invalid port id %d\n", port_id); - inc_deq(xhci, xhci->event_ring); - return; + bogus_port_status = true; + goto cleanup; } /* Figure out which usb_hcd this port is attached to: * is it a USB 3.0 port or a USB 2.0/1.1 port? */ major_revision = xhci->port_array[port_id - 1]; - - /* Find the right roothub. */ - hcd = xhci_to_hcd(xhci); - if ((major_revision == 0x03) != (hcd->speed == HCD_USB3)) - hcd = xhci->shared_hcd; - if (major_revision == 0) { xhci_warn(xhci, "Event for port %u not in " "Extended Capabilities, ignoring.\n", @@ -1635,6 +1629,10 @@ static void handle_port_status(struct xhci_hcd *xhci, * into the index into the ports on the correct split roothub, and the * correct bus_state structure. */ + /* Find the right roothub. */ + hcd = xhci_to_hcd(xhci); + if ((major_revision == 0x03) != (hcd->speed == HCD_USB3)) + hcd = xhci->shared_hcd; bus_state = &xhci->bus_state[hcd_index(hcd)]; if (hcd->speed == HCD_USB3) port_array = xhci->usb3_ports; @@ -2029,8 +2027,8 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td, if (event_trb != ep_ring->dequeue && event_trb != td->last_trb) td->urb->actual_length = - td->urb->transfer_buffer_length - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + td->urb->transfer_buffer_length + - TRB_LEN(le32_to_cpu(event->transfer_len)); else td->urb->actual_length = 0; @@ -2062,7 +2060,7 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td, /* Maybe the event was for the data stage? */ td->urb->actual_length = td->urb->transfer_buffer_length - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + TRB_LEN(le32_to_cpu(event->transfer_len)); xhci_dbg(xhci, "Waiting for status " "stage event\n"); return 0; @@ -2098,7 +2096,7 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, /* handle completion code */ switch (trb_comp_code) { case COMP_SUCCESS: - if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) { + if (TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) { frame->status = 0; break; } @@ -2143,7 +2141,7 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, len += TRB_LEN(le32_to_cpu(cur_trb->generic.field[2])); } len += TRB_LEN(le32_to_cpu(cur_trb->generic.field[2])) - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + TRB_LEN(le32_to_cpu(event->transfer_len)); if (trb_comp_code != COMP_STOP_INVAL) { frame->actual_length = len; @@ -2201,7 +2199,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td, case COMP_SUCCESS: /* Double check that the HW transferred everything. */ if (event_trb != td->last_trb || - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) { + TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) { xhci_warn(xhci, "WARN Successful completion " "on short TX\n"); if (td->urb->transfer_flags & URB_SHORT_NOT_OK) @@ -2229,18 +2227,18 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td, "%d bytes untransferred\n", td->urb->ep->desc.bEndpointAddress, td->urb->transfer_buffer_length, - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len))); + TRB_LEN(le32_to_cpu(event->transfer_len))); /* Fast path - was this the last TRB in the TD for this URB? */ if (event_trb == td->last_trb) { - if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) { + if (TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) { td->urb->actual_length = td->urb->transfer_buffer_length - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + TRB_LEN(le32_to_cpu(event->transfer_len)); if (td->urb->transfer_buffer_length < td->urb->actual_length) { xhci_warn(xhci, "HC gave bad length " "of %d bytes left\n", - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len))); + TRB_LEN(le32_to_cpu(event->transfer_len))); td->urb->actual_length = 0; if (td->urb->transfer_flags & URB_SHORT_NOT_OK) *status = -EREMOTEIO; @@ -2282,7 +2280,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td, if (trb_comp_code != COMP_STOP_INVAL) td->urb->actual_length += TRB_LEN(le32_to_cpu(cur_trb->generic.field[2])) - - EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)); + TRB_LEN(le32_to_cpu(event->transfer_len)); } return finish_td(xhci, td, event_trb, event, ep, status, false); @@ -2370,7 +2368,7 @@ static int handle_tx_event(struct xhci_hcd *xhci, * transfer type */ case COMP_SUCCESS: - if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) + if (TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) break; if (xhci->quirks & XHCI_TRUST_TX_LENGTH) trb_comp_code = COMP_SHORT_TX; @@ -2463,21 +2461,14 @@ static int handle_tx_event(struct xhci_hcd *xhci, * TD list. */ if (list_empty(&ep_ring->td_list)) { - /* - * A stopped endpoint may generate an extra completion - * event if the device was suspended. Don't print - * warnings. - */ - if (!(trb_comp_code == COMP_STOP || - trb_comp_code == COMP_STOP_INVAL)) { - xhci_warn(xhci, "WARN Event TRB for slot %d ep %d with no TDs queued?\n", - TRB_TO_SLOT_ID(le32_to_cpu(event->flags)), - ep_index); - xhci_dbg(xhci, "Event TRB with TRB type ID %u\n", - (le32_to_cpu(event->flags) & - TRB_TYPE_BITMASK)>>10); - xhci_print_trb_offsets(xhci, (union xhci_trb *) event); - } + xhci_warn(xhci, "WARN Event TRB for slot %d ep %d " + "with no TDs queued?\n", + TRB_TO_SLOT_ID(le32_to_cpu(event->flags)), + ep_index); + xhci_dbg(xhci, "Event TRB with TRB type ID %u\n", + (le32_to_cpu(event->flags) & + TRB_TYPE_BITMASK)>>10); + xhci_print_trb_offsets(xhci, (union xhci_trb *) event); if (ep->skip) { ep->skip = false; xhci_dbg(xhci, "td_list is empty while skip " diff --git a/trunk/drivers/usb/host/xhci.c b/trunk/drivers/usb/host/xhci.c index 53b8f89a0b1c..f1f01a834ba7 100644 --- a/trunk/drivers/usb/host/xhci.c +++ b/trunk/drivers/usb/host/xhci.c @@ -350,7 +350,7 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd) * generate interrupts. Don't even try to enable MSI. */ if (xhci->quirks & XHCI_BROKEN_MSI) - goto legacy_irq; + return 0; /* unregister the legacy interrupt */ if (hcd->irq) @@ -371,7 +371,6 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd) return -EINVAL; } - legacy_irq: /* fall back to legacy interrupt*/ ret = request_irq(pdev->irq, &usb_hcd_irq, IRQF_SHARED, hcd->irq_descr, hcd); @@ -3779,28 +3778,6 @@ int xhci_address_device(struct usb_hcd *hcd, struct usb_device *udev) return 0; } -/* - * Transfer the port index into real index in the HW port status - * registers. Caculate offset between the port's PORTSC register - * and port status base. Divide the number of per port register - * to get the real index. The raw port number bases 1. - */ -int xhci_find_raw_port_number(struct usb_hcd *hcd, int port1) -{ - struct xhci_hcd *xhci = hcd_to_xhci(hcd); - __le32 __iomem *base_addr = &xhci->op_regs->port_status_base; - __le32 __iomem *addr; - int raw_port; - - if (hcd->speed != HCD_USB3) - addr = xhci->usb2_ports[port1 - 1]; - else - addr = xhci->usb3_ports[port1 - 1]; - - raw_port = (addr - base_addr)/NUM_PORT_REGS + 1; - return raw_port; -} - #ifdef CONFIG_USB_SUSPEND /* BESL to HIRD Encoding array for USB2 LPM */ diff --git a/trunk/drivers/usb/host/xhci.h b/trunk/drivers/usb/host/xhci.h index 63582719e0fb..f791bd0aee6c 100644 --- a/trunk/drivers/usb/host/xhci.h +++ b/trunk/drivers/usb/host/xhci.h @@ -206,8 +206,8 @@ struct xhci_op_regs { /* bits 12:31 are reserved (and should be preserved on writes). */ /* IMAN - Interrupt Management Register */ -#define IMAN_IE (1 << 1) -#define IMAN_IP (1 << 0) +#define IMAN_IP (1 << 1) +#define IMAN_IE (1 << 0) /* USBSTS - USB status - status bitmasks */ /* HC not running - set to 1 when run/stop bit is cleared. */ @@ -972,10 +972,6 @@ struct xhci_transfer_event { __le32 flags; }; -/* Transfer event TRB length bit mask */ -/* bits 0:23 */ -#define EVENT_TRB_LEN(p) ((p) & 0xffffff) - /** Transfer Event bit fields **/ #define TRB_TO_EP_ID(p) (((p) >> 16) & 0x1f) @@ -1833,7 +1829,6 @@ void xhci_test_and_clear_bit(struct xhci_hcd *xhci, __le32 __iomem **port_array, int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wIndex, char *buf, u16 wLength); int xhci_hub_status_data(struct usb_hcd *hcd, char *buf); -int xhci_find_raw_port_number(struct usb_hcd *hcd, int port1); #ifdef CONFIG_PM int xhci_bus_suspend(struct usb_hcd *hcd); diff --git a/trunk/drivers/usb/musb/Kconfig b/trunk/drivers/usb/musb/Kconfig index 05e51432dd2f..45b19e2c60ba 100644 --- a/trunk/drivers/usb/musb/Kconfig +++ b/trunk/drivers/usb/musb/Kconfig @@ -7,6 +7,11 @@ config USB_MUSB_HDRC tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)' depends on USB && USB_GADGET + select NOP_USB_XCEIV if (ARCH_DAVINCI || MACH_OMAP3EVM || BLACKFIN) + select NOP_USB_XCEIV if (SOC_TI81XX || SOC_AM33XX) + select TWL4030_USB if MACH_OMAP_3430SDP + select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA + select OMAP_CONTROL_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA select USB_OTG_UTILS help Say Y here if your system has a dual role high speed USB diff --git a/trunk/drivers/usb/musb/da8xx.c b/trunk/drivers/usb/musb/da8xx.c index 41613a2b35e8..7c71769d71ff 100644 --- a/trunk/drivers/usb/musb/da8xx.c +++ b/trunk/drivers/usb/musb/da8xx.c @@ -327,7 +327,7 @@ static irqreturn_t da8xx_musb_interrupt(int irq, void *hci) u8 devctl = musb_readb(mregs, MUSB_DEVCTL); int err; - err = musb->int_usb & MUSB_INTR_VBUSERROR; + err = musb->int_usb & USB_INTR_VBUSERROR; if (err) { /* * The Mentor core doesn't debounce VBUS as needed diff --git a/trunk/drivers/usb/musb/musb_core.c b/trunk/drivers/usb/musb/musb_core.c index daec6e0f7e38..60b41cc28da4 100644 --- a/trunk/drivers/usb/musb/musb_core.c +++ b/trunk/drivers/usb/musb/musb_core.c @@ -1624,6 +1624,8 @@ EXPORT_SYMBOL_GPL(musb_dma_completion); /*-------------------------------------------------------------------------*/ +#ifdef CONFIG_SYSFS + static ssize_t musb_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1740,6 +1742,8 @@ static const struct attribute_group musb_attr_group = { .attrs = musb_attributes, }; +#endif /* sysfs */ + /* Only used to provide driver mode change events */ static void musb_irq_work(struct work_struct *data) { @@ -1964,9 +1968,11 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl) if (status < 0) goto fail4; +#ifdef CONFIG_SYSFS status = sysfs_create_group(&musb->controller->kobj, &musb_attr_group); if (status) goto fail5; +#endif pm_runtime_put(musb->controller); diff --git a/trunk/drivers/usb/musb/musb_gadget.c b/trunk/drivers/usb/musb/musb_gadget.c index 83eddedcd9be..be18537c5f14 100644 --- a/trunk/drivers/usb/musb/musb_gadget.c +++ b/trunk/drivers/usb/musb/musb_gadget.c @@ -141,9 +141,7 @@ static inline void map_dma_buffer(struct musb_request *request, static inline void unmap_dma_buffer(struct musb_request *request, struct musb *musb) { - struct musb_ep *musb_ep = request->ep; - - if (!is_buffer_mapped(request) || !musb_ep->dma) + if (!is_buffer_mapped(request)) return; if (request->request.dma == DMA_ADDR_INVALID) { @@ -197,10 +195,7 @@ __acquires(ep->musb->lock) ep->busy = 1; spin_unlock(&musb->lock); - - if (!dma_mapping_error(&musb->g.dev, request->dma)) - unmap_dma_buffer(req, musb); - + unmap_dma_buffer(req, musb); if (request->status == 0) dev_dbg(musb->controller, "%s done request %p, %d/%d\n", ep->end_point.name, request, diff --git a/trunk/drivers/usb/musb/omap2430.c b/trunk/drivers/usb/musb/omap2430.c index 1a42a458f2c4..1762354fe793 100644 --- a/trunk/drivers/usb/musb/omap2430.c +++ b/trunk/drivers/usb/musb/omap2430.c @@ -51,7 +51,7 @@ struct omap2430_glue { }; #define glue_to_musb(g) platform_get_drvdata(g->musb) -static struct omap2430_glue *_glue; +struct omap2430_glue *_glue; static struct timer_list musb_idle_timer; @@ -237,13 +237,9 @@ void omap_musb_mailbox(enum omap_musb_vbus_id_status status) { struct omap2430_glue *glue = _glue; - if (!glue) { - pr_err("%s: musb core is not yet initialized\n", __func__); - return; - } - glue->status = status; - - if (!glue_to_musb(glue)) { + if (glue && glue_to_musb(glue)) { + glue->status = status; + } else { pr_err("%s: musb core is not yet ready\n", __func__); return; } diff --git a/trunk/drivers/usb/otg/otg.c b/trunk/drivers/usb/otg/otg.c index 2bd03d261a50..e1814397ca3a 100644 --- a/trunk/drivers/usb/otg/otg.c +++ b/trunk/drivers/usb/otg/otg.c @@ -130,7 +130,7 @@ struct usb_phy *usb_get_phy(enum usb_phy_type type) spin_lock_irqsave(&phy_lock, flags); phy = __usb_find_phy(&phy_list, type); - if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) { + if (IS_ERR(phy)) { pr_err("unable to find transceiver of type %s\n", usb_phy_type_string(type)); goto err0; @@ -228,7 +228,7 @@ struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index) spin_lock_irqsave(&phy_lock, flags); phy = __usb_find_phy_dev(dev, &phy_bind_list, index); - if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) { + if (IS_ERR(phy)) { pr_err("unable to find transceiver\n"); goto err0; } @@ -301,12 +301,8 @@ EXPORT_SYMBOL(devm_usb_put_phy); */ void usb_put_phy(struct usb_phy *x) { - if (x) { - struct module *owner = x->dev->driver->owner; - + if (x) put_device(x->dev); - module_put(owner); - } } EXPORT_SYMBOL(usb_put_phy); diff --git a/trunk/drivers/usb/phy/Kconfig b/trunk/drivers/usb/phy/Kconfig index 90549382eba5..65217a590068 100644 --- a/trunk/drivers/usb/phy/Kconfig +++ b/trunk/drivers/usb/phy/Kconfig @@ -38,7 +38,6 @@ config USB_ISP1301 tristate "NXP ISP1301 USB transceiver support" depends on USB || USB_GADGET depends on I2C - select USB_OTG_UTILS help Say Y here to add support for the NXP ISP1301 USB transceiver driver. This chip is typically used as USB transceiver for USB host, gadget diff --git a/trunk/drivers/usb/phy/omap-control-usb.c b/trunk/drivers/usb/phy/omap-control-usb.c index 1419ceda9759..5323b71c3521 100644 --- a/trunk/drivers/usb/phy/omap-control-usb.c +++ b/trunk/drivers/usb/phy/omap-control-usb.c @@ -219,26 +219,32 @@ static int omap_control_usb_probe(struct platform_device *pdev) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "control_dev_conf"); - control_usb->dev_conf = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(control_usb->dev_conf)) - return PTR_ERR(control_usb->dev_conf); + control_usb->dev_conf = devm_request_and_ioremap(&pdev->dev, res); + if (!control_usb->dev_conf) { + dev_err(&pdev->dev, "Failed to obtain io memory\n"); + return -EADDRNOTAVAIL; + } if (control_usb->type == OMAP_CTRL_DEV_TYPE1) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "otghs_control"); - control_usb->otghs_control = devm_ioremap_resource( + control_usb->otghs_control = devm_request_and_ioremap( &pdev->dev, res); - if (IS_ERR(control_usb->otghs_control)) - return PTR_ERR(control_usb->otghs_control); + if (!control_usb->otghs_control) { + dev_err(&pdev->dev, "Failed to obtain io memory\n"); + return -EADDRNOTAVAIL; + } } if (control_usb->type == OMAP_CTRL_DEV_TYPE2) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy_power_usb"); - control_usb->phy_power = devm_ioremap_resource( + control_usb->phy_power = devm_request_and_ioremap( &pdev->dev, res); - if (IS_ERR(control_usb->phy_power)) - return PTR_ERR(control_usb->phy_power); + if (!control_usb->phy_power) { + dev_dbg(&pdev->dev, "Failed to obtain io memory\n"); + return -EADDRNOTAVAIL; + } control_usb->sys_clk = devm_clk_get(control_usb->dev, "sys_clkin"); diff --git a/trunk/drivers/usb/phy/omap-usb3.c b/trunk/drivers/usb/phy/omap-usb3.c index a6e60b1e102e..fadc0c2b65bb 100644 --- a/trunk/drivers/usb/phy/omap-usb3.c +++ b/trunk/drivers/usb/phy/omap-usb3.c @@ -212,9 +212,11 @@ static int omap_usb3_probe(struct platform_device *pdev) } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pll_ctrl"); - phy->pll_ctrl_base = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(phy->pll_ctrl_base)) - return PTR_ERR(phy->pll_ctrl_base); + phy->pll_ctrl_base = devm_request_and_ioremap(&pdev->dev, res); + if (!phy->pll_ctrl_base) { + dev_err(&pdev->dev, "ioremap of pll_ctrl failed\n"); + return -ENOMEM; + } phy->dev = &pdev->dev; diff --git a/trunk/drivers/usb/phy/samsung-usbphy.c b/trunk/drivers/usb/phy/samsung-usbphy.c index 967101ec15fd..6ea553733832 100644 --- a/trunk/drivers/usb/phy/samsung-usbphy.c +++ b/trunk/drivers/usb/phy/samsung-usbphy.c @@ -787,9 +787,11 @@ static int samsung_usbphy_probe(struct platform_device *pdev) return -ENODEV; } - phy_base = devm_ioremap_resource(dev, phy_mem); - if (IS_ERR(phy_base)) - return PTR_ERR(phy_base); + phy_base = devm_request_and_ioremap(dev, phy_mem); + if (!phy_base) { + dev_err(dev, "%s: register mapping failed\n", __func__); + return -ENXIO; + } sphy = devm_kzalloc(dev, sizeof(*sphy), GFP_KERNEL); if (!sphy) diff --git a/trunk/drivers/usb/serial/ark3116.c b/trunk/drivers/usb/serial/ark3116.c index 4775f8209e55..cbd904b8fba5 100644 --- a/trunk/drivers/usb/serial/ark3116.c +++ b/trunk/drivers/usb/serial/ark3116.c @@ -62,6 +62,7 @@ static int is_irda(struct usb_serial *serial) } struct ark3116_private { + wait_queue_head_t delta_msr_wait; struct async_icount icount; int irda; /* 1 for irda device */ @@ -145,6 +146,7 @@ static int ark3116_port_probe(struct usb_serial_port *port) if (!priv) return -ENOMEM; + init_waitqueue_head(&priv->delta_msr_wait); mutex_init(&priv->hw_lock); spin_lock_init(&priv->status_lock); @@ -454,14 +456,10 @@ static int ark3116_ioctl(struct tty_struct *tty, case TIOCMIWAIT: for (;;) { struct async_icount prev = priv->icount; - interruptible_sleep_on(&port->delta_msr_wait); + interruptible_sleep_on(&priv->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - - if (port->serial->disconnected) - return -EIO; - if ((prev.rng == priv->icount.rng) && (prev.dsr == priv->icount.dsr) && (prev.dcd == priv->icount.dcd) && @@ -582,7 +580,7 @@ static void ark3116_update_msr(struct usb_serial_port *port, __u8 msr) priv->icount.dcd++; if (msr & UART_MSR_TERI) priv->icount.rng++; - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->delta_msr_wait); } } diff --git a/trunk/drivers/usb/serial/ch341.c b/trunk/drivers/usb/serial/ch341.c index 07d4650a32ab..d255f66e708e 100644 --- a/trunk/drivers/usb/serial/ch341.c +++ b/trunk/drivers/usb/serial/ch341.c @@ -80,6 +80,7 @@ MODULE_DEVICE_TABLE(usb, id_table); struct ch341_private { spinlock_t lock; /* access lock */ + wait_queue_head_t delta_msr_wait; /* wait queue for modem status */ unsigned baud_rate; /* set baud rate */ u8 line_control; /* set line control value RTS/DTR */ u8 line_status; /* active status of modem control inputs */ @@ -251,6 +252,7 @@ static int ch341_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->delta_msr_wait); priv->baud_rate = DEFAULT_BAUD_RATE; priv->line_control = CH341_BIT_RTS | CH341_BIT_DTR; @@ -296,7 +298,7 @@ static void ch341_dtr_rts(struct usb_serial_port *port, int on) priv->line_control &= ~(CH341_BIT_RTS | CH341_BIT_DTR); spin_unlock_irqrestore(&priv->lock, flags); ch341_set_handshake(port->serial->dev, priv->line_control); - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->delta_msr_wait); } static void ch341_close(struct usb_serial_port *port) @@ -489,7 +491,7 @@ static void ch341_read_int_callback(struct urb *urb) tty_kref_put(tty); } - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->delta_msr_wait); } exit: @@ -515,14 +517,11 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (!multi_change) { - interruptible_sleep_on(&port->delta_msr_wait); + interruptible_sleep_on(&priv->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - if (port->serial->disconnected) - return -EIO; - spin_lock_irqsave(&priv->lock, flags); status = priv->line_status; multi_change = priv->multi_status_change; diff --git a/trunk/drivers/usb/serial/cp210x.c b/trunk/drivers/usb/serial/cp210x.c index 4747d1c328ff..edc0f0dcad83 100644 --- a/trunk/drivers/usb/serial/cp210x.c +++ b/trunk/drivers/usb/serial/cp210x.c @@ -85,7 +85,6 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x10C4, 0x813F) }, /* Tams Master Easy Control */ { USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */ { USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */ - { USB_DEVICE(0x2405, 0x0003) }, /* West Mountain Radio RIGblaster Advantage */ { USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */ { USB_DEVICE(0x10C4, 0x815E) }, /* Helicomm IP-Link 1220-DVM */ { USB_DEVICE(0x10C4, 0x815F) }, /* Timewave HamLinkUSB */ @@ -151,25 +150,6 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x1BE3, 0x07A6) }, /* WAGO 750-923 USB Service Cable */ { USB_DEVICE(0x1E29, 0x0102) }, /* Festo CPX-USB */ { USB_DEVICE(0x1E29, 0x0501) }, /* Festo CMSP */ - { USB_DEVICE(0x1FB9, 0x0100) }, /* Lake Shore Model 121 Current Source */ - { USB_DEVICE(0x1FB9, 0x0200) }, /* Lake Shore Model 218A Temperature Monitor */ - { USB_DEVICE(0x1FB9, 0x0201) }, /* Lake Shore Model 219 Temperature Monitor */ - { USB_DEVICE(0x1FB9, 0x0202) }, /* Lake Shore Model 233 Temperature Transmitter */ - { USB_DEVICE(0x1FB9, 0x0203) }, /* Lake Shore Model 235 Temperature Transmitter */ - { USB_DEVICE(0x1FB9, 0x0300) }, /* Lake Shore Model 335 Temperature Controller */ - { USB_DEVICE(0x1FB9, 0x0301) }, /* Lake Shore Model 336 Temperature Controller */ - { USB_DEVICE(0x1FB9, 0x0302) }, /* Lake Shore Model 350 Temperature Controller */ - { USB_DEVICE(0x1FB9, 0x0303) }, /* Lake Shore Model 371 AC Bridge */ - { USB_DEVICE(0x1FB9, 0x0400) }, /* Lake Shore Model 411 Handheld Gaussmeter */ - { USB_DEVICE(0x1FB9, 0x0401) }, /* Lake Shore Model 425 Gaussmeter */ - { USB_DEVICE(0x1FB9, 0x0402) }, /* Lake Shore Model 455A Gaussmeter */ - { USB_DEVICE(0x1FB9, 0x0403) }, /* Lake Shore Model 475A Gaussmeter */ - { USB_DEVICE(0x1FB9, 0x0404) }, /* Lake Shore Model 465 Three Axis Gaussmeter */ - { USB_DEVICE(0x1FB9, 0x0600) }, /* Lake Shore Model 625A Superconducting MPS */ - { USB_DEVICE(0x1FB9, 0x0601) }, /* Lake Shore Model 642A Magnet Power Supply */ - { USB_DEVICE(0x1FB9, 0x0602) }, /* Lake Shore Model 648 Magnet Power Supply */ - { USB_DEVICE(0x1FB9, 0x0700) }, /* Lake Shore Model 737 VSM Controller */ - { USB_DEVICE(0x1FB9, 0x0701) }, /* Lake Shore Model 776 Hall Matrix */ { USB_DEVICE(0x3195, 0xF190) }, /* Link Instruments MSO-19 */ { USB_DEVICE(0x3195, 0xF280) }, /* Link Instruments MSO-28 */ { USB_DEVICE(0x3195, 0xF281) }, /* Link Instruments MSO-28 */ diff --git a/trunk/drivers/usb/serial/cypress_m8.c b/trunk/drivers/usb/serial/cypress_m8.c index ba7352e4187e..8efa19d0e9fb 100644 --- a/trunk/drivers/usb/serial/cypress_m8.c +++ b/trunk/drivers/usb/serial/cypress_m8.c @@ -111,6 +111,7 @@ struct cypress_private { int baud_rate; /* stores current baud rate in integer form */ int isthrottled; /* if throttled, discard reads */ + wait_queue_head_t delta_msr_wait; /* used for TIOCMIWAIT */ char prev_status, diff_status; /* used for TIOCMIWAIT */ /* we pass a pointer to this as the argument sent to cypress_set_termios old_termios */ @@ -448,6 +449,7 @@ static int cypress_generic_port_probe(struct usb_serial_port *port) kfree(priv); return -ENOMEM; } + init_waitqueue_head(&priv->delta_msr_wait); usb_reset_configuration(serial->dev); @@ -866,16 +868,12 @@ static int cypress_ioctl(struct tty_struct *tty, switch (cmd) { /* This code comes from drivers/char/serial.c and ftdi_sio.c */ case TIOCMIWAIT: - for (;;) { - interruptible_sleep_on(&port->delta_msr_wait); + while (priv != NULL) { + interruptible_sleep_on(&priv->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - - if (port->serial->disconnected) - return -EIO; - - { + else { char diff = priv->diff_status; if (diff == 0) return -EIO; /* no change => error */ @@ -1189,7 +1187,7 @@ static void cypress_read_int_callback(struct urb *urb) if (priv->current_status != priv->prev_status) { priv->diff_status |= priv->current_status ^ priv->prev_status; - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->delta_msr_wait); priv->prev_status = priv->current_status; } spin_unlock_irqrestore(&priv->lock, flags); diff --git a/trunk/drivers/usb/serial/f81232.c b/trunk/drivers/usb/serial/f81232.c index a172ad5c5ce8..b1b2dc64b50b 100644 --- a/trunk/drivers/usb/serial/f81232.c +++ b/trunk/drivers/usb/serial/f81232.c @@ -47,6 +47,7 @@ MODULE_DEVICE_TABLE(usb, id_table); struct f81232_private { spinlock_t lock; + wait_queue_head_t delta_msr_wait; u8 line_control; u8 line_status; }; @@ -110,7 +111,7 @@ static void f81232_process_read_urb(struct urb *urb) line_status = priv->line_status; priv->line_status &= ~UART_STATE_TRANSIENT_MASK; spin_unlock_irqrestore(&priv->lock, flags); - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->delta_msr_wait); if (!urb->actual_length) return; @@ -255,14 +256,11 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (1) { - interruptible_sleep_on(&port->delta_msr_wait); + interruptible_sleep_on(&priv->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - if (port->serial->disconnected) - return -EIO; - spin_lock_irqsave(&priv->lock, flags); status = priv->line_status; spin_unlock_irqrestore(&priv->lock, flags); @@ -324,6 +322,7 @@ static int f81232_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->delta_msr_wait); usb_set_serial_port_data(port, priv); diff --git a/trunk/drivers/usb/serial/ftdi_sio.c b/trunk/drivers/usb/serial/ftdi_sio.c index 9886180e45f1..edd162df49ca 100644 --- a/trunk/drivers/usb/serial/ftdi_sio.c +++ b/trunk/drivers/usb/serial/ftdi_sio.c @@ -69,7 +69,9 @@ struct ftdi_private { int flags; /* some ASYNC_xxxx flags are supported */ unsigned long last_dtr_rts; /* saved modem control outputs */ struct async_icount icount; + wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */ char prev_status; /* Used for TIOCMIWAIT */ + bool dev_gone; /* Used to abort TIOCMIWAIT */ char transmit_empty; /* If transmitter is empty or not */ __u16 interface; /* FT2232C, FT2232H or FT4232H port interface (0 for FT232/245) */ @@ -640,7 +642,6 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) }, { USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) }, { USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) }, - { USB_DEVICE(MITSUBISHI_VID, MITSUBISHI_FXUSB_PID) }, { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) }, { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) }, { USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) }, @@ -1690,8 +1691,10 @@ static int ftdi_sio_port_probe(struct usb_serial_port *port) kref_init(&priv->kref); mutex_init(&priv->cfg_lock); + init_waitqueue_head(&priv->delta_msr_wait); priv->flags = ASYNC_LOW_LATENCY; + priv->dev_gone = false; if (quirk && quirk->port_probe) quirk->port_probe(priv); @@ -1837,7 +1840,8 @@ static int ftdi_sio_port_remove(struct usb_serial_port *port) { struct ftdi_private *priv = usb_get_serial_port_data(port); - wake_up_interruptible(&port->delta_msr_wait); + priv->dev_gone = true; + wake_up_interruptible_all(&priv->delta_msr_wait); remove_sysfs_attrs(port); @@ -1985,7 +1989,7 @@ static int ftdi_process_packet(struct usb_serial_port *port, if (diff_status & FTDI_RS0_RLSD) priv->icount.dcd++; - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible_all(&priv->delta_msr_wait); priv->prev_status = status; } @@ -2436,15 +2440,11 @@ static int ftdi_ioctl(struct tty_struct *tty, */ case TIOCMIWAIT: cprev = priv->icount; - for (;;) { - interruptible_sleep_on(&port->delta_msr_wait); + while (!priv->dev_gone) { + interruptible_sleep_on(&priv->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - - if (port->serial->disconnected) - return -EIO; - cnow = priv->icount; if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) || ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) || @@ -2454,6 +2454,8 @@ static int ftdi_ioctl(struct tty_struct *tty, } cprev = cnow; } + return -EIO; + break; case TIOCSERGETLSR: return get_lsr_info(port, (struct serial_struct __user *)arg); break; diff --git a/trunk/drivers/usb/serial/ftdi_sio_ids.h b/trunk/drivers/usb/serial/ftdi_sio_ids.h index e79861eeed4c..9d359e189a64 100644 --- a/trunk/drivers/usb/serial/ftdi_sio_ids.h +++ b/trunk/drivers/usb/serial/ftdi_sio_ids.h @@ -583,13 +583,6 @@ #define CONTEC_VID 0x06CE /* Vendor ID */ #define CONTEC_COM1USBH_PID 0x8311 /* COM-1(USB)H */ -/* - * Mitsubishi Electric Corp. (http://www.meau.com) - * Submitted by Konstantin Holoborodko - */ -#define MITSUBISHI_VID 0x06D3 -#define MITSUBISHI_FXUSB_PID 0x0284 /* USB/RS422 converters: FX-USB-AW/-BD */ - /* * Definitions for B&B Electronics products. */ diff --git a/trunk/drivers/usb/serial/garmin_gps.c b/trunk/drivers/usb/serial/garmin_gps.c index 81caf5623ee2..1a07b12ef341 100644 --- a/trunk/drivers/usb/serial/garmin_gps.c +++ b/trunk/drivers/usb/serial/garmin_gps.c @@ -956,7 +956,10 @@ static void garmin_close(struct usb_serial_port *port) if (!serial) return; - garmin_clear(garmin_data_p); + mutex_lock(&port->serial->disc_mutex); + + if (!port->serial->disconnected) + garmin_clear(garmin_data_p); /* shutdown our urbs */ usb_kill_urb(port->read_urb); @@ -965,6 +968,8 @@ static void garmin_close(struct usb_serial_port *port) /* keep reset state so we know that we must start a new session */ if (garmin_data_p->state != STATE_RESET) garmin_data_p->state = STATE_DISCONNECTED; + + mutex_unlock(&port->serial->disc_mutex); } diff --git a/trunk/drivers/usb/serial/io_edgeport.c b/trunk/drivers/usb/serial/io_edgeport.c index efd8b978128c..b00e5cbf741f 100644 --- a/trunk/drivers/usb/serial/io_edgeport.c +++ b/trunk/drivers/usb/serial/io_edgeport.c @@ -110,6 +110,7 @@ struct edgeport_port { wait_queue_head_t wait_chase; /* for handling sleeping while waiting for chase to finish */ wait_queue_head_t wait_open; /* for handling sleeping while waiting for open to finish */ wait_queue_head_t wait_command; /* for handling sleeping while waiting for command to finish */ + wait_queue_head_t delta_msr_wait; /* for handling sleeping while waiting for msr change to happen */ struct async_icount icount; struct usb_serial_port *port; /* loop back to the owner of this object */ @@ -883,6 +884,7 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port) /* initialize our wait queues */ init_waitqueue_head(&edge_port->wait_open); init_waitqueue_head(&edge_port->wait_chase); + init_waitqueue_head(&edge_port->delta_msr_wait); init_waitqueue_head(&edge_port->wait_command); /* initialize our icount structure */ @@ -1667,17 +1669,13 @@ static int edge_ioctl(struct tty_struct *tty, dev_dbg(&port->dev, "%s (%d) TIOCMIWAIT\n", __func__, port->number); cprev = edge_port->icount; while (1) { - prepare_to_wait(&port->delta_msr_wait, + prepare_to_wait(&edge_port->delta_msr_wait, &wait, TASK_INTERRUPTIBLE); schedule(); - finish_wait(&port->delta_msr_wait, &wait); + finish_wait(&edge_port->delta_msr_wait, &wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - - if (port->serial->disconnected) - return -EIO; - cnow = edge_port->icount; if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr && cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) @@ -2053,7 +2051,7 @@ static void handle_new_msr(struct edgeport_port *edge_port, __u8 newMsr) icount->dcd++; if (newMsr & EDGEPORT_MSR_DELTA_RI) icount->rng++; - wake_up_interruptible(&edge_port->port->delta_msr_wait); + wake_up_interruptible(&edge_port->delta_msr_wait); } /* Save the new modem status */ diff --git a/trunk/drivers/usb/serial/io_ti.c b/trunk/drivers/usb/serial/io_ti.c index 7777172206de..c23776679f70 100644 --- a/trunk/drivers/usb/serial/io_ti.c +++ b/trunk/drivers/usb/serial/io_ti.c @@ -87,6 +87,9 @@ struct edgeport_port { int close_pending; int lsr_event; struct async_icount icount; + wait_queue_head_t delta_msr_wait; /* for handling sleeping while + waiting for msr change to + happen */ struct edgeport_serial *edge_serial; struct usb_serial_port *port; __u8 bUartMode; /* Port type, 0: RS232, etc. */ @@ -1456,7 +1459,7 @@ static void handle_new_msr(struct edgeport_port *edge_port, __u8 msr) icount->dcd++; if (msr & EDGEPORT_MSR_DELTA_RI) icount->rng++; - wake_up_interruptible(&edge_port->port->delta_msr_wait); + wake_up_interruptible(&edge_port->delta_msr_wait); } /* Save the new modem status */ @@ -1751,6 +1754,7 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port) dev = port->serial->dev; memset(&(edge_port->icount), 0x00, sizeof(edge_port->icount)); + init_waitqueue_head(&edge_port->delta_msr_wait); /* turn off loopback */ status = ti_do_config(edge_port, UMPC_SET_CLR_LOOPBACK, 0); @@ -2430,14 +2434,10 @@ static int edge_ioctl(struct tty_struct *tty, dev_dbg(&port->dev, "%s - TIOCMIWAIT\n", __func__); cprev = edge_port->icount; while (1) { - interruptible_sleep_on(&port->delta_msr_wait); + interruptible_sleep_on(&edge_port->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - - if (port->serial->disconnected) - return -EIO; - cnow = edge_port->icount; if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr && cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) @@ -2649,7 +2649,6 @@ static struct usb_serial_driver edgeport_2port_device = { .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, .tiocmset = edge_tiocmset, - .get_icount = edge_get_icount, .write = edge_write, .write_room = edge_write_room, .chars_in_buffer = edge_chars_in_buffer, diff --git a/trunk/drivers/usb/serial/mct_u232.c b/trunk/drivers/usb/serial/mct_u232.c index 06d5a60be2c4..a64d420f687b 100644 --- a/trunk/drivers/usb/serial/mct_u232.c +++ b/trunk/drivers/usb/serial/mct_u232.c @@ -114,6 +114,8 @@ struct mct_u232_private { unsigned char last_msr; /* Modem Status Register */ unsigned int rx_flags; /* Throttling flags */ struct async_icount icount; + wait_queue_head_t msr_wait; /* for handling sleeping while waiting + for msr change to happen */ }; #define THROTTLED 0x01 @@ -407,6 +409,7 @@ static int mct_u232_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->msr_wait); usb_set_serial_port_data(port, priv); @@ -598,7 +601,7 @@ static void mct_u232_read_int_callback(struct urb *urb) tty_kref_put(tty); } #endif - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->msr_wait); spin_unlock_irqrestore(&priv->lock, flags); exit: retval = usb_submit_urb(urb, GFP_ATOMIC); @@ -807,17 +810,13 @@ static int mct_u232_ioctl(struct tty_struct *tty, cprev = mct_u232_port->icount; spin_unlock_irqrestore(&mct_u232_port->lock, flags); for ( ; ; ) { - prepare_to_wait(&port->delta_msr_wait, + prepare_to_wait(&mct_u232_port->msr_wait, &wait, TASK_INTERRUPTIBLE); schedule(); - finish_wait(&port->delta_msr_wait, &wait); + finish_wait(&mct_u232_port->msr_wait, &wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - - if (port->serial->disconnected) - return -EIO; - spin_lock_irqsave(&mct_u232_port->lock, flags); cnow = mct_u232_port->icount; spin_unlock_irqrestore(&mct_u232_port->lock, flags); diff --git a/trunk/drivers/usb/serial/mos7840.c b/trunk/drivers/usb/serial/mos7840.c index b8051fa61911..809fb329eca5 100644 --- a/trunk/drivers/usb/serial/mos7840.c +++ b/trunk/drivers/usb/serial/mos7840.c @@ -219,6 +219,7 @@ struct moschip_port { char open; char open_ports; wait_queue_head_t wait_chase; /* for handling sleeping while waiting for chase to finish */ + wait_queue_head_t delta_msr_wait; /* for handling sleeping while waiting for msr change to happen */ int delta_msr_cond; struct async_icount icount; struct usb_serial_port *port; /* loop back to the owner of this object */ @@ -422,9 +423,6 @@ static void mos7840_handle_new_msr(struct moschip_port *port, __u8 new_msr) icount->rng++; smp_wmb(); } - - mos7840_port->delta_msr_cond = 1; - wake_up_interruptible(&port->port->delta_msr_wait); } } @@ -1129,6 +1127,7 @@ static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port) /* initialize our wait queues */ init_waitqueue_head(&mos7840_port->wait_chase); + init_waitqueue_head(&mos7840_port->delta_msr_wait); /* initialize our icount structure */ memset(&(mos7840_port->icount), 0x00, sizeof(mos7840_port->icount)); @@ -2018,6 +2017,8 @@ static void mos7840_change_port_settings(struct tty_struct *tty, mos7840_port->read_urb_busy = false; } } + wake_up(&mos7840_port->delta_msr_wait); + mos7840_port->delta_msr_cond = 1; dev_dbg(&port->dev, "%s - mos7840_port->shadowLCR is End %x\n", __func__, mos7840_port->shadowLCR); } @@ -2218,18 +2219,13 @@ static int mos7840_ioctl(struct tty_struct *tty, while (1) { /* interruptible_sleep_on(&mos7840_port->delta_msr_wait); */ mos7840_port->delta_msr_cond = 0; - wait_event_interruptible(port->delta_msr_wait, - (port->serial->disconnected || - mos7840_port-> + wait_event_interruptible(mos7840_port->delta_msr_wait, + (mos7840_port-> delta_msr_cond == 1)); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - - if (port->serial->disconnected) - return -EIO; - cnow = mos7840_port->icount; smp_rmb(); if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr && diff --git a/trunk/drivers/usb/serial/option.c b/trunk/drivers/usb/serial/option.c index 558adfc05007..f7d339d8187b 100644 --- a/trunk/drivers/usb/serial/option.c +++ b/trunk/drivers/usb/serial/option.c @@ -341,8 +341,6 @@ static void option_instat_callback(struct urb *urb); #define CINTERION_PRODUCT_EU3_E 0x0051 #define CINTERION_PRODUCT_EU3_P 0x0052 #define CINTERION_PRODUCT_PH8 0x0053 -#define CINTERION_PRODUCT_AH6 0x0055 -#define CINTERION_PRODUCT_PLS8 0x0060 /* Olivetti products */ #define OLIVETTI_VENDOR_ID 0x0b3c @@ -581,7 +579,6 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(QUANTA_VENDOR_ID, 0xea42), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c05, USB_CLASS_COMM, 0x02, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c1f, USB_CLASS_COMM, 0x02, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c23, USB_CLASS_COMM, 0x02, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t) &net_intf1_blacklist }, @@ -1263,8 +1260,6 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_E) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_P) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PH8) }, - { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_AH6) }, - { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PLS8) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) }, { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDM) }, diff --git a/trunk/drivers/usb/serial/oti6858.c b/trunk/drivers/usb/serial/oti6858.c index 87c71ccfee87..a958fd41b5b3 100644 --- a/trunk/drivers/usb/serial/oti6858.c +++ b/trunk/drivers/usb/serial/oti6858.c @@ -188,6 +188,7 @@ struct oti6858_private { u8 setup_done; struct delayed_work delayed_setup_work; + wait_queue_head_t intr_wait; struct usb_serial_port *port; /* USB port with which associated */ }; @@ -338,6 +339,7 @@ static int oti6858_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->intr_wait); priv->port = port; INIT_DELAYED_WORK(&priv->delayed_setup_work, setup_line); INIT_DELAYED_WORK(&priv->delayed_write_work, send_data); @@ -662,15 +664,11 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (1) { - wait_event_interruptible(port->delta_msr_wait, - port->serial->disconnected || + wait_event_interruptible(priv->intr_wait, priv->status.pin_state != prev); if (signal_pending(current)) return -ERESTARTSYS; - if (port->serial->disconnected) - return -EIO; - spin_lock_irqsave(&priv->lock, flags); status = priv->status.pin_state & PIN_MASK; spin_unlock_irqrestore(&priv->lock, flags); @@ -765,7 +763,7 @@ static void oti6858_read_int_callback(struct urb *urb) if (!priv->transient) { if (xs->pin_state != priv->status.pin_state) - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->intr_wait); memcpy(&priv->status, xs, OTI6858_CTRL_PKT_SIZE); } diff --git a/trunk/drivers/usb/serial/pl2303.c b/trunk/drivers/usb/serial/pl2303.c index 3b10018d89a3..54adc9125e5c 100644 --- a/trunk/drivers/usb/serial/pl2303.c +++ b/trunk/drivers/usb/serial/pl2303.c @@ -139,6 +139,7 @@ struct pl2303_serial_private { struct pl2303_private { spinlock_t lock; + wait_queue_head_t delta_msr_wait; u8 line_control; u8 line_status; }; @@ -232,6 +233,7 @@ static int pl2303_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->delta_msr_wait); usb_set_serial_port_data(port, priv); @@ -605,14 +607,11 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (1) { - interruptible_sleep_on(&port->delta_msr_wait); + interruptible_sleep_on(&priv->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - if (port->serial->disconnected) - return -EIO; - spin_lock_irqsave(&priv->lock, flags); status = priv->line_status; spin_unlock_irqrestore(&priv->lock, flags); @@ -720,7 +719,7 @@ static void pl2303_update_line_status(struct usb_serial_port *port, spin_unlock_irqrestore(&priv->lock, flags); if (priv->line_status & UART_BREAK_ERROR) usb_serial_handle_break(port); - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->delta_msr_wait); tty = tty_port_tty_get(&port->port); if (!tty) @@ -784,7 +783,7 @@ static void pl2303_process_read_urb(struct urb *urb) line_status = priv->line_status; priv->line_status &= ~UART_STATE_TRANSIENT_MASK; spin_unlock_irqrestore(&priv->lock, flags); - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->delta_msr_wait); if (!urb->actual_length) return; diff --git a/trunk/drivers/usb/serial/qcaux.c b/trunk/drivers/usb/serial/qcaux.c index 31f81c3c15eb..9b1b96f2d095 100644 --- a/trunk/drivers/usb/serial/qcaux.c +++ b/trunk/drivers/usb/serial/qcaux.c @@ -69,7 +69,6 @@ static struct usb_device_id id_table[] = { { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfd, 0xff) }, /* NMEA */ { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfe, 0xff) }, /* WMC */ { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xff, 0xff) }, /* DIAG */ - { USB_DEVICE_AND_INTERFACE_INFO(0x1fac, 0x0151, 0xff, 0xff, 0xff) }, { }, }; MODULE_DEVICE_TABLE(usb, id_table); diff --git a/trunk/drivers/usb/serial/qcserial.c b/trunk/drivers/usb/serial/qcserial.c index 59b32b782126..24662547dc5b 100644 --- a/trunk/drivers/usb/serial/qcserial.c +++ b/trunk/drivers/usb/serial/qcserial.c @@ -197,15 +197,12 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) if (is_gobi1k) { /* Gobi 1K USB layout: - * 0: DM/DIAG (use libqcdm from ModemManager for communication) + * 0: serial port (doesn't respond) * 1: serial port (doesn't respond) * 2: AT-capable modem port * 3: QMI/net */ - if (ifnum == 0) { - dev_dbg(dev, "Gobi 1K DM/DIAG interface found\n"); - altsetting = 1; - } else if (ifnum == 2) + if (ifnum == 2) dev_dbg(dev, "Modem port found\n"); else altsetting = -1; diff --git a/trunk/drivers/usb/serial/quatech2.c b/trunk/drivers/usb/serial/quatech2.c index 75f125ddb0c9..00e6c9bac8a3 100644 --- a/trunk/drivers/usb/serial/quatech2.c +++ b/trunk/drivers/usb/serial/quatech2.c @@ -128,6 +128,7 @@ struct qt2_port_private { u8 shadowLSR; u8 shadowMSR; + wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */ struct async_icount icount; struct usb_serial_port *port; @@ -505,9 +506,8 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (1) { - wait_event_interruptible(port->delta_msr_wait, - (port->serial->disconnected || - (priv->icount.rng != prev.rng) || + wait_event_interruptible(priv->delta_msr_wait, + ((priv->icount.rng != prev.rng) || (priv->icount.dsr != prev.dsr) || (priv->icount.dcd != prev.dcd) || (priv->icount.cts != prev.cts))); @@ -515,9 +515,6 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) if (signal_pending(current)) return -ERESTARTSYS; - if (port->serial->disconnected) - return -EIO; - spin_lock_irqsave(&priv->lock, flags); cur = priv->icount; spin_unlock_irqrestore(&priv->lock, flags); @@ -664,9 +661,7 @@ void qt2_process_read_urb(struct urb *urb) __func__); break; } - - if (port_priv->is_open) - tty_flip_buffer_push(&port->port); + tty_flip_buffer_push(&port->port); newport = *(ch + 3); @@ -709,8 +704,7 @@ void qt2_process_read_urb(struct urb *urb) tty_insert_flip_string(&port->port, ch, 1); } - if (port_priv->is_open) - tty_flip_buffer_push(&port->port); + tty_flip_buffer_push(&port->port); } static void qt2_write_bulk_callback(struct urb *urb) @@ -830,6 +824,7 @@ static int qt2_port_probe(struct usb_serial_port *port) spin_lock_init(&port_priv->lock); spin_lock_init(&port_priv->urb_lock); + init_waitqueue_head(&port_priv->delta_msr_wait); port_priv->port = port; port_priv->write_urb = usb_alloc_urb(0, GFP_KERNEL); @@ -972,7 +967,7 @@ static void qt2_update_msr(struct usb_serial_port *port, unsigned char *ch) if (newMSR & UART_MSR_TERI) port_priv->icount.rng++; - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&port_priv->delta_msr_wait); } } diff --git a/trunk/drivers/usb/serial/spcp8x5.c b/trunk/drivers/usb/serial/spcp8x5.c index 549ef68ff5fa..91ff8e3bddbd 100644 --- a/trunk/drivers/usb/serial/spcp8x5.c +++ b/trunk/drivers/usb/serial/spcp8x5.c @@ -149,6 +149,7 @@ enum spcp8x5_type { struct spcp8x5_private { spinlock_t lock; enum spcp8x5_type type; + wait_queue_head_t delta_msr_wait; u8 line_control; u8 line_status; }; @@ -178,6 +179,7 @@ static int spcp8x5_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->delta_msr_wait); priv->type = type; usb_set_serial_port_data(port , priv); @@ -473,7 +475,7 @@ static void spcp8x5_process_read_urb(struct urb *urb) priv->line_status &= ~UART_STATE_TRANSIENT_MASK; spin_unlock_irqrestore(&priv->lock, flags); /* wake up the wait for termios */ - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->delta_msr_wait); if (!urb->actual_length) return; @@ -524,15 +526,12 @@ static int spcp8x5_wait_modem_info(struct usb_serial_port *port, while (1) { /* wake up in bulk read */ - interruptible_sleep_on(&port->delta_msr_wait); + interruptible_sleep_on(&priv->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - if (port->serial->disconnected) - return -EIO; - spin_lock_irqsave(&priv->lock, flags); status = priv->line_status; spin_unlock_irqrestore(&priv->lock, flags); diff --git a/trunk/drivers/usb/serial/ssu100.c b/trunk/drivers/usb/serial/ssu100.c index 4b2a19757b4d..b57cf841c5b6 100644 --- a/trunk/drivers/usb/serial/ssu100.c +++ b/trunk/drivers/usb/serial/ssu100.c @@ -61,6 +61,7 @@ struct ssu100_port_private { spinlock_t status_lock; u8 shadowLSR; u8 shadowMSR; + wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */ struct async_icount icount; }; @@ -354,9 +355,8 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->status_lock, flags); while (1) { - wait_event_interruptible(port->delta_msr_wait, - (port->serial->disconnected || - (priv->icount.rng != prev.rng) || + wait_event_interruptible(priv->delta_msr_wait, + ((priv->icount.rng != prev.rng) || (priv->icount.dsr != prev.dsr) || (priv->icount.dcd != prev.dcd) || (priv->icount.cts != prev.cts))); @@ -364,9 +364,6 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) if (signal_pending(current)) return -ERESTARTSYS; - if (port->serial->disconnected) - return -EIO; - spin_lock_irqsave(&priv->status_lock, flags); cur = priv->icount; spin_unlock_irqrestore(&priv->status_lock, flags); @@ -448,6 +445,7 @@ static int ssu100_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->status_lock); + init_waitqueue_head(&priv->delta_msr_wait); usb_set_serial_port_data(port, priv); @@ -539,7 +537,7 @@ static void ssu100_update_msr(struct usb_serial_port *port, u8 msr) priv->icount.dcd++; if (msr & UART_MSR_TERI) priv->icount.rng++; - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&priv->delta_msr_wait); } } diff --git a/trunk/drivers/usb/serial/ti_usb_3410_5052.c b/trunk/drivers/usb/serial/ti_usb_3410_5052.c index 73deb029fc05..39cb9b807c3c 100644 --- a/trunk/drivers/usb/serial/ti_usb_3410_5052.c +++ b/trunk/drivers/usb/serial/ti_usb_3410_5052.c @@ -74,6 +74,7 @@ struct ti_port { int tp_flags; int tp_closing_wait;/* in .01 secs */ struct async_icount tp_icount; + wait_queue_head_t tp_msr_wait; /* wait for msr change */ wait_queue_head_t tp_write_wait; struct ti_device *tp_tdev; struct usb_serial_port *tp_port; @@ -431,6 +432,7 @@ static int ti_port_probe(struct usb_serial_port *port) else tport->tp_uart_base_addr = TI_UART2_BASE_ADDR; tport->tp_closing_wait = closing_wait; + init_waitqueue_head(&tport->tp_msr_wait); init_waitqueue_head(&tport->tp_write_wait); if (kfifo_alloc(&tport->write_fifo, TI_WRITE_BUF_SIZE, GFP_KERNEL)) { kfree(tport); @@ -782,13 +784,9 @@ static int ti_ioctl(struct tty_struct *tty, dev_dbg(&port->dev, "%s - TIOCMIWAIT\n", __func__); cprev = tport->tp_icount; while (1) { - interruptible_sleep_on(&port->delta_msr_wait); + interruptible_sleep_on(&tport->tp_msr_wait); if (signal_pending(current)) return -ERESTARTSYS; - - if (port->serial->disconnected) - return -EIO; - cnow = tport->tp_icount; if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr && cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) @@ -1394,7 +1392,7 @@ static void ti_handle_new_msr(struct ti_port *tport, __u8 msr) icount->dcd++; if (msr & TI_MSR_DELTA_RI) icount->rng++; - wake_up_interruptible(&tport->tp_port->delta_msr_wait); + wake_up_interruptible(&tport->tp_msr_wait); spin_unlock_irqrestore(&tport->tp_lock, flags); } diff --git a/trunk/drivers/usb/serial/usb-serial.c b/trunk/drivers/usb/serial/usb-serial.c index 5d9b178484fd..a19ed74d770d 100644 --- a/trunk/drivers/usb/serial/usb-serial.c +++ b/trunk/drivers/usb/serial/usb-serial.c @@ -151,7 +151,6 @@ static void destroy_serial(struct kref *kref) } } - usb_put_intf(serial->interface); usb_put_dev(serial->dev); kfree(serial); } @@ -621,7 +620,7 @@ static struct usb_serial *create_serial(struct usb_device *dev, } serial->dev = usb_get_dev(dev); serial->type = driver; - serial->interface = usb_get_intf(interface); + serial->interface = interface; kref_init(&serial->kref); mutex_init(&serial->disc_mutex); serial->minor = SERIAL_TTY_NO_MINOR; @@ -903,7 +902,6 @@ static int usb_serial_probe(struct usb_interface *interface, port->port.ops = &serial_port_ops; port->serial = serial; spin_lock_init(&port->lock); - init_waitqueue_head(&port->delta_msr_wait); /* Keep this for private driver use for the moment but should probably go away */ INIT_WORK(&port->work, usb_serial_port_work); diff --git a/trunk/drivers/usb/storage/initializers.c b/trunk/drivers/usb/storage/initializers.c index 105d900150c1..7ab9046ae0ec 100644 --- a/trunk/drivers/usb/storage/initializers.c +++ b/trunk/drivers/usb/storage/initializers.c @@ -92,8 +92,8 @@ int usb_stor_ucr61s2b_init(struct us_data *us) return 0; } -/* This places the HUAWEI E220 devices in multi-port mode */ -int usb_stor_huawei_e220_init(struct us_data *us) +/* This places the HUAWEI usb dongles in multi-port mode */ +static int usb_stor_huawei_feature_init(struct us_data *us) { int result; @@ -104,3 +104,75 @@ int usb_stor_huawei_e220_init(struct us_data *us) US_DEBUGP("Huawei mode set result is %d\n", result); return 0; } + +/* + * It will send a scsi switch command called rewind' to huawei dongle. + * When the dongle receives this command at the first time, + * it will reboot immediately. After rebooted, it will ignore this command. + * So it is unnecessary to read its response. + */ +static int usb_stor_huawei_scsi_init(struct us_data *us) +{ + int result = 0; + int act_len = 0; + struct bulk_cb_wrap *bcbw = (struct bulk_cb_wrap *) us->iobuf; + char rewind_cmd[] = {0x11, 0x06, 0x20, 0x00, 0x00, 0x01, 0x01, 0x00, + 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; + + bcbw->Signature = cpu_to_le32(US_BULK_CB_SIGN); + bcbw->Tag = 0; + bcbw->DataTransferLength = 0; + bcbw->Flags = bcbw->Lun = 0; + bcbw->Length = sizeof(rewind_cmd); + memset(bcbw->CDB, 0, sizeof(bcbw->CDB)); + memcpy(bcbw->CDB, rewind_cmd, sizeof(rewind_cmd)); + + result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe, bcbw, + US_BULK_CB_WRAP_LEN, &act_len); + US_DEBUGP("transfer actual length=%d, result=%d\n", act_len, result); + return result; +} + +/* + * It tries to find the supported Huawei USB dongles. + * In Huawei, they assign the following product IDs + * for all of their mobile broadband dongles, + * including the new dongles in the future. + * So if the product ID is not included in this list, + * it means it is not Huawei's mobile broadband dongles. + */ +static int usb_stor_huawei_dongles_pid(struct us_data *us) +{ + struct usb_interface_descriptor *idesc; + int idProduct; + + idesc = &us->pusb_intf->cur_altsetting->desc; + idProduct = le16_to_cpu(us->pusb_dev->descriptor.idProduct); + /* The first port is CDROM, + * means the dongle in the single port mode, + * and a switch command is required to be sent. */ + if (idesc && idesc->bInterfaceNumber == 0) { + if ((idProduct == 0x1001) + || (idProduct == 0x1003) + || (idProduct == 0x1004) + || (idProduct >= 0x1401 && idProduct <= 0x1500) + || (idProduct >= 0x1505 && idProduct <= 0x1600) + || (idProduct >= 0x1c02 && idProduct <= 0x2202)) { + return 1; + } + } + return 0; +} + +int usb_stor_huawei_init(struct us_data *us) +{ + int result = 0; + + if (usb_stor_huawei_dongles_pid(us)) { + if (le16_to_cpu(us->pusb_dev->descriptor.idProduct) >= 0x1446) + result = usb_stor_huawei_scsi_init(us); + else + result = usb_stor_huawei_feature_init(us); + } + return result; +} diff --git a/trunk/drivers/usb/storage/initializers.h b/trunk/drivers/usb/storage/initializers.h index 529327fbb06b..5376d4fc76f0 100644 --- a/trunk/drivers/usb/storage/initializers.h +++ b/trunk/drivers/usb/storage/initializers.h @@ -46,5 +46,5 @@ int usb_stor_euscsi_init(struct us_data *us); * flash reader */ int usb_stor_ucr61s2b_init(struct us_data *us); -/* This places the HUAWEI E220 devices in multi-port mode */ -int usb_stor_huawei_e220_init(struct us_data *us); +/* This places the HUAWEI usb dongles in multi-port mode */ +int usb_stor_huawei_init(struct us_data *us); diff --git a/trunk/drivers/usb/storage/unusual_devs.h b/trunk/drivers/usb/storage/unusual_devs.h index 1799335288bd..72923b56bbf6 100644 --- a/trunk/drivers/usb/storage/unusual_devs.h +++ b/trunk/drivers/usb/storage/unusual_devs.h @@ -53,14 +53,6 @@ * as opposed to devices that do something strangely or wrongly. */ -/* In-kernel mode switching is deprecated. Do not add new devices to - * this list for the sole purpose of switching them to a different - * mode. Existing userspace solutions are superior. - * - * New mode switching devices should instead be added to the database - * maintained at http://www.draisberghof.de/usb_modeswitch/ - */ - #if !defined(CONFIG_USB_STORAGE_SDDR09) && \ !defined(CONFIG_USB_STORAGE_SDDR09_MODULE) #define NO_SDDR09 @@ -496,13 +488,6 @@ UNUSUAL_DEV( 0x04e8, 0x5122, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_MAX_SECTORS_64 | US_FL_BULK_IGNORE_TAG), -/* Added by Dmitry Artamonow */ -UNUSUAL_DEV( 0x04e8, 0x5136, 0x0000, 0x9999, - "Samsung", - "YP-Z3", - USB_SC_DEVICE, USB_PR_DEVICE, NULL, - US_FL_MAX_SECTORS_64), - /* Entry and supporting patch by Theodore Kilgore . * Device uses standards-violating 32-byte Bulk Command Block Wrappers and * reports itself as "Proprietary SCSI Bulk." Cf. device entry 0x084d:0x0011. @@ -1542,335 +1527,10 @@ UNUSUAL_DEV( 0x1210, 0x0003, 0x0100, 0x0100, /* Reported by fangxiaozhi * This brings the HUAWEI data card devices into multi-port mode */ -UNUSUAL_DEV( 0x12d1, 0x1001, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1003, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1004, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1401, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1402, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1403, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1404, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1405, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1406, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1407, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1408, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1409, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x140A, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x140B, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x140C, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x140D, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x140E, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x140F, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1410, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1411, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1412, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1413, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1414, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1415, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1416, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1417, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1418, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1419, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x141A, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x141B, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x141C, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x141D, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x141E, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x141F, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1420, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1421, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1422, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1423, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1424, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1425, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1426, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1427, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1428, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1429, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x142A, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x142B, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x142C, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x142D, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x142E, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x142F, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1430, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1431, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1432, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1433, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1434, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1435, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1436, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1437, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1438, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x1439, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x143A, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x143B, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x143C, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x143D, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x143E, 0x0000, 0x0000, - "HUAWEI MOBILE", - "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, - 0), -UNUSUAL_DEV( 0x12d1, 0x143F, 0x0000, 0x0000, +UNUSUAL_VENDOR_INTF(0x12d1, 0x08, 0x06, 0x50, "HUAWEI MOBILE", "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_init, 0), /* Reported by Vilius Bilinkevicius = max || hdr.start + hdr.count > max) + hdr.count > vfio_pci_get_irq_count(vdev, hdr.index)) return -EINVAL; data = memdup_user((void __user *)(arg + minsz), diff --git a/trunk/drivers/vfio/pci/vfio_pci_config.c b/trunk/drivers/vfio/pci/vfio_pci_config.c index aeb00fc2d3be..964ff22bf281 100644 --- a/trunk/drivers/vfio/pci/vfio_pci_config.c +++ b/trunk/drivers/vfio/pci/vfio_pci_config.c @@ -27,7 +27,6 @@ #include #include #include -#include #include "vfio_pci_private.h" diff --git a/trunk/drivers/vfio/pci/vfio_pci_intrs.c b/trunk/drivers/vfio/pci/vfio_pci_intrs.c index a96509187deb..3639371fa697 100644 --- a/trunk/drivers/vfio/pci/vfio_pci_intrs.c +++ b/trunk/drivers/vfio/pci/vfio_pci_intrs.c @@ -22,7 +22,6 @@ #include #include #include -#include #include "vfio_pci_private.h" diff --git a/trunk/drivers/vhost/net.c b/trunk/drivers/vhost/net.c index ec6fb3fa59bb..959b1cd89e6a 100644 --- a/trunk/drivers/vhost/net.c +++ b/trunk/drivers/vhost/net.c @@ -339,8 +339,7 @@ static void handle_tx(struct vhost_net *net) msg.msg_controllen = 0; ubufs = NULL; } else { - struct ubuf_info *ubuf; - ubuf = vq->ubuf_info + vq->upend_idx; + struct ubuf_info *ubuf = &vq->ubuf_info[head]; vq->heads[vq->upend_idx].len = VHOST_DMA_IN_PROGRESS; diff --git a/trunk/drivers/vhost/tcm_vhost.c b/trunk/drivers/vhost/tcm_vhost.c index 957a0b98a5d9..9951297b2427 100644 --- a/trunk/drivers/vhost/tcm_vhost.c +++ b/trunk/drivers/vhost/tcm_vhost.c @@ -60,22 +60,14 @@ enum { VHOST_SCSI_VQ_IO = 2, }; -/* - * VIRTIO_RING_F_EVENT_IDX seems broken. Not sure the bug is in - * kernel but disabling it helps. - * TODO: debug and remove the workaround. - */ -enum { - VHOST_SCSI_FEATURES = VHOST_FEATURES & (~VIRTIO_RING_F_EVENT_IDX) -}; - #define VHOST_SCSI_MAX_TARGET 256 #define VHOST_SCSI_MAX_VQ 128 struct vhost_scsi { /* Protected by vhost_scsi->dev.mutex */ - struct tcm_vhost_tpg **vs_tpg; + struct tcm_vhost_tpg *vs_tpg[VHOST_SCSI_MAX_TARGET]; char vs_vhost_wwpn[TRANSPORT_IQN_LEN]; + bool vs_endpoint; struct vhost_dev dev; struct vhost_virtqueue vqs[VHOST_SCSI_MAX_VQ]; @@ -578,27 +570,9 @@ static void tcm_vhost_submission_work(struct work_struct *work) } } -static void vhost_scsi_send_bad_target(struct vhost_scsi *vs, - struct vhost_virtqueue *vq, int head, unsigned out) -{ - struct virtio_scsi_cmd_resp __user *resp; - struct virtio_scsi_cmd_resp rsp; - int ret; - - memset(&rsp, 0, sizeof(rsp)); - rsp.response = VIRTIO_SCSI_S_BAD_TARGET; - resp = vq->iov[out].iov_base; - ret = __copy_to_user(resp, &rsp, sizeof(rsp)); - if (!ret) - vhost_add_used_and_signal(&vs->dev, vq, head, 0); - else - pr_err("Faulted on virtio_scsi_cmd_resp\n"); -} - static void vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) { - struct tcm_vhost_tpg **vs_tpg; struct virtio_scsi_cmd_req v_req; struct tcm_vhost_tpg *tv_tpg; struct tcm_vhost_cmd *tv_cmd; @@ -607,16 +581,8 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs, int head, ret; u8 target; - /* - * We can handle the vq only after the endpoint is setup by calling the - * VHOST_SCSI_SET_ENDPOINT ioctl. - * - * TODO: Check that we are running from vhost_worker which acts - * as read-side critical section for vhost kind of RCU. - * See the comments in struct vhost_virtqueue in drivers/vhost/vhost.h - */ - vs_tpg = rcu_dereference_check(vq->private_data, 1); - if (!vs_tpg) + /* Must use ioctl VHOST_SCSI_SET_ENDPOINT */ + if (unlikely(!vs->vs_endpoint)) return; mutex_lock(&vq->mutex); @@ -686,11 +652,23 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs, /* Extract the tpgt */ target = v_req.lun[1]; - tv_tpg = ACCESS_ONCE(vs_tpg[target]); + tv_tpg = vs->vs_tpg[target]; /* Target does not exist, fail the request */ if (unlikely(!tv_tpg)) { - vhost_scsi_send_bad_target(vs, vq, head, out); + struct virtio_scsi_cmd_resp __user *resp; + struct virtio_scsi_cmd_resp rsp; + + memset(&rsp, 0, sizeof(rsp)); + rsp.response = VIRTIO_SCSI_S_BAD_TARGET; + resp = vq->iov[out].iov_base; + ret = __copy_to_user(resp, &rsp, sizeof(rsp)); + if (!ret) + vhost_add_used_and_signal(&vs->dev, + vq, head, 0); + else + pr_err("Faulted on virtio_scsi_cmd_resp\n"); + continue; } @@ -703,13 +681,22 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs, if (IS_ERR(tv_cmd)) { vq_err(vq, "vhost_scsi_allocate_cmd failed %ld\n", PTR_ERR(tv_cmd)); - goto err_cmd; + break; } pr_debug("Allocated tv_cmd: %p exp_data_len: %d, data_direction" ": %d\n", tv_cmd, exp_data_len, data_direction); tv_cmd->tvc_vhost = vs; tv_cmd->tvc_vq = vq; + + if (unlikely(vq->iov[out].iov_len != + sizeof(struct virtio_scsi_cmd_resp))) { + vq_err(vq, "Expecting virtio_scsi_cmd_resp, got %zu" + " bytes, out: %d, in: %d\n", + vq->iov[out].iov_len, out, in); + break; + } + tv_cmd->tvc_resp = vq->iov[out].iov_base; /* @@ -729,7 +716,7 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs, " exceeds SCSI_MAX_VARLEN_CDB_SIZE: %d\n", scsi_command_size(tv_cmd->tvc_cdb), TCM_VHOST_MAX_CDB_SIZE); - goto err_free; + break; /* TODO */ } tv_cmd->tvc_lun = ((v_req.lun[2] << 8) | v_req.lun[3]) & 0x3FFF; @@ -742,7 +729,7 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs, data_direction == DMA_TO_DEVICE); if (unlikely(ret)) { vq_err(vq, "Failed to map iov to sgl\n"); - goto err_free; + break; /* TODO */ } } @@ -763,13 +750,6 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs, } mutex_unlock(&vq->mutex); - return; - -err_free: - vhost_scsi_free_cmd(tv_cmd); -err_cmd: - vhost_scsi_send_bad_target(vs, vq, head, out); - mutex_unlock(&vq->mutex); } static void vhost_scsi_ctl_handle_kick(struct vhost_work *work) @@ -791,20 +771,6 @@ static void vhost_scsi_handle_kick(struct vhost_work *work) vhost_scsi_handle_vq(vs, vq); } -static void vhost_scsi_flush_vq(struct vhost_scsi *vs, int index) -{ - vhost_poll_flush(&vs->dev.vqs[index].poll); -} - -static void vhost_scsi_flush(struct vhost_scsi *vs) -{ - int i; - - for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) - vhost_scsi_flush_vq(vs, i); - vhost_work_flush(&vs->dev, &vs->vs_completion_work); -} - /* * Called from vhost_scsi_ioctl() context to walk the list of available * tcm_vhost_tpg with an active struct tcm_vhost_nexus @@ -815,10 +781,8 @@ static int vhost_scsi_set_endpoint( { struct tcm_vhost_tport *tv_tport; struct tcm_vhost_tpg *tv_tpg; - struct tcm_vhost_tpg **vs_tpg; - struct vhost_virtqueue *vq; - int index, ret, i, len; bool match = false; + int index, ret; mutex_lock(&vs->dev.mutex); /* Verify that ring has been setup correctly. */ @@ -830,15 +794,6 @@ static int vhost_scsi_set_endpoint( } } - len = sizeof(vs_tpg[0]) * VHOST_SCSI_MAX_TARGET; - vs_tpg = kzalloc(len, GFP_KERNEL); - if (!vs_tpg) { - mutex_unlock(&vs->dev.mutex); - return -ENOMEM; - } - if (vs->vs_tpg) - memcpy(vs_tpg, vs->vs_tpg, len); - mutex_lock(&tcm_vhost_mutex); list_for_each_entry(tv_tpg, &tcm_vhost_list, tv_tpg_list) { mutex_lock(&tv_tpg->tv_tpg_mutex); @@ -853,15 +808,14 @@ static int vhost_scsi_set_endpoint( tv_tport = tv_tpg->tport; if (!strcmp(tv_tport->tport_name, t->vhost_wwpn)) { - if (vs->vs_tpg && vs->vs_tpg[tv_tpg->tport_tpgt]) { + if (vs->vs_tpg[tv_tpg->tport_tpgt]) { mutex_unlock(&tv_tpg->tv_tpg_mutex); mutex_unlock(&tcm_vhost_mutex); mutex_unlock(&vs->dev.mutex); - kfree(vs_tpg); return -EEXIST; } tv_tpg->tv_tpg_vhost_count++; - vs_tpg[tv_tpg->tport_tpgt] = tv_tpg; + vs->vs_tpg[tv_tpg->tport_tpgt] = tv_tpg; smp_mb__after_atomic_inc(); match = true; } @@ -872,27 +826,12 @@ static int vhost_scsi_set_endpoint( if (match) { memcpy(vs->vs_vhost_wwpn, t->vhost_wwpn, sizeof(vs->vs_vhost_wwpn)); - for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) { - vq = &vs->vqs[i]; - /* Flushing the vhost_work acts as synchronize_rcu */ - mutex_lock(&vq->mutex); - rcu_assign_pointer(vq->private_data, vs_tpg); - vhost_init_used(vq); - mutex_unlock(&vq->mutex); - } + vs->vs_endpoint = true; ret = 0; } else { ret = -EEXIST; } - /* - * Act as synchronize_rcu to make sure access to - * old vs->vs_tpg is finished. - */ - vhost_scsi_flush(vs); - kfree(vs->vs_tpg); - vs->vs_tpg = vs_tpg; - mutex_unlock(&vs->dev.mutex); return ret; } @@ -903,8 +842,6 @@ static int vhost_scsi_clear_endpoint( { struct tcm_vhost_tport *tv_tport; struct tcm_vhost_tpg *tv_tpg; - struct vhost_virtqueue *vq; - bool match = false; int index, ret, i; u8 target; @@ -913,26 +850,20 @@ static int vhost_scsi_clear_endpoint( for (index = 0; index < vs->dev.nvqs; ++index) { if (!vhost_vq_access_ok(&vs->vqs[index])) { ret = -EFAULT; - goto err_dev; + goto err; } } - - if (!vs->vs_tpg) { - mutex_unlock(&vs->dev.mutex); - return 0; - } - for (i = 0; i < VHOST_SCSI_MAX_TARGET; i++) { target = i; + tv_tpg = vs->vs_tpg[target]; if (!tv_tpg) continue; - mutex_lock(&tv_tpg->tv_tpg_mutex); tv_tport = tv_tpg->tport; if (!tv_tport) { ret = -ENODEV; - goto err_tpg; + goto err; } if (strcmp(tv_tport->tport_name, t->vhost_wwpn)) { @@ -941,58 +872,20 @@ static int vhost_scsi_clear_endpoint( tv_tport->tport_name, tv_tpg->tport_tpgt, t->vhost_wwpn, t->vhost_tpgt); ret = -EINVAL; - goto err_tpg; + goto err; } tv_tpg->tv_tpg_vhost_count--; vs->vs_tpg[target] = NULL; - match = true; - mutex_unlock(&tv_tpg->tv_tpg_mutex); + vs->vs_endpoint = false; } - if (match) { - for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) { - vq = &vs->vqs[i]; - /* Flushing the vhost_work acts as synchronize_rcu */ - mutex_lock(&vq->mutex); - rcu_assign_pointer(vq->private_data, NULL); - mutex_unlock(&vq->mutex); - } - } - /* - * Act as synchronize_rcu to make sure access to - * old vs->vs_tpg is finished. - */ - vhost_scsi_flush(vs); - kfree(vs->vs_tpg); - vs->vs_tpg = NULL; mutex_unlock(&vs->dev.mutex); - return 0; -err_tpg: - mutex_unlock(&tv_tpg->tv_tpg_mutex); -err_dev: +err: mutex_unlock(&vs->dev.mutex); return ret; } -static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features) -{ - if (features & ~VHOST_SCSI_FEATURES) - return -EOPNOTSUPP; - - mutex_lock(&vs->dev.mutex); - if ((features & (1 << VHOST_F_LOG_ALL)) && - !vhost_log_access_ok(&vs->dev)) { - mutex_unlock(&vs->dev.mutex); - return -EFAULT; - } - vs->dev.acked_features = features; - smp_wmb(); - vhost_scsi_flush(vs); - mutex_unlock(&vs->dev.mutex); - return 0; -} - static int vhost_scsi_open(struct inode *inode, struct file *f) { struct vhost_scsi *s; @@ -1033,6 +926,37 @@ static int vhost_scsi_release(struct inode *inode, struct file *f) return 0; } +static void vhost_scsi_flush_vq(struct vhost_scsi *vs, int index) +{ + vhost_poll_flush(&vs->dev.vqs[index].poll); +} + +static void vhost_scsi_flush(struct vhost_scsi *vs) +{ + int i; + + for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) + vhost_scsi_flush_vq(vs, i); +} + +static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features) +{ + if (features & ~VHOST_FEATURES) + return -EOPNOTSUPP; + + mutex_lock(&vs->dev.mutex); + if ((features & (1 << VHOST_F_LOG_ALL)) && + !vhost_log_access_ok(&vs->dev)) { + mutex_unlock(&vs->dev.mutex); + return -EFAULT; + } + vs->dev.acked_features = features; + smp_wmb(); + vhost_scsi_flush(vs); + mutex_unlock(&vs->dev.mutex); + return 0; +} + static long vhost_scsi_ioctl(struct file *f, unsigned int ioctl, unsigned long arg) { @@ -1063,7 +987,7 @@ static long vhost_scsi_ioctl(struct file *f, unsigned int ioctl, return -EFAULT; return 0; case VHOST_GET_FEATURES: - features = VHOST_SCSI_FEATURES; + features = VHOST_FEATURES; if (copy_to_user(featurep, &features, sizeof features)) return -EFAULT; return 0; diff --git a/trunk/drivers/video/atmel_lcdfb.c b/trunk/drivers/video/atmel_lcdfb.c index 025428e04c33..12cf5f31ee8f 100644 --- a/trunk/drivers/video/atmel_lcdfb.c +++ b/trunk/drivers/video/atmel_lcdfb.c @@ -422,22 +422,17 @@ static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var, = var->bits_per_pixel; break; case 16: - /* Older SOCs use IBGR:555 rather than BGR:565. */ - if (sinfo->have_intensity_bit) - var->green.length = 5; - else - var->green.length = 6; - if (sinfo->lcd_wiring_mode == ATMEL_LCDC_WIRING_RGB) { - /* RGB:5X5 mode */ - var->red.offset = var->green.length + 5; + /* RGB:565 mode */ + var->red.offset = 11; var->blue.offset = 0; } else { - /* BGR:5X5 mode */ + /* BGR:565 mode */ var->red.offset = 0; - var->blue.offset = var->green.length + 5; + var->blue.offset = 11; } var->green.offset = 5; + var->green.length = 6; var->red.length = var->blue.length = 5; break; case 32: @@ -684,7 +679,8 @@ static int atmel_lcdfb_setcolreg(unsigned int regno, unsigned int red, case FB_VISUAL_PSEUDOCOLOR: if (regno < 256) { - if (sinfo->have_intensity_bit) { + if (cpu_is_at91sam9261() || cpu_is_at91sam9263() + || cpu_is_at91sam9rl()) { /* old style I+BGR:555 */ val = ((red >> 11) & 0x001f); val |= ((green >> 6) & 0x03e0); @@ -874,10 +870,6 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) } sinfo->info = info; sinfo->pdev = pdev; - if (cpu_is_at91sam9261() || cpu_is_at91sam9263() || - cpu_is_at91sam9rl()) { - sinfo->have_intensity_bit = true; - } strcpy(info->fix.id, sinfo->pdev->name); info->flags = ATMEL_LCDFB_FBINFO_DEFAULT; diff --git a/trunk/drivers/video/ep93xx-fb.c b/trunk/drivers/video/ep93xx-fb.c index e06cd5d90c97..3f2519d30715 100644 --- a/trunk/drivers/video/ep93xx-fb.c +++ b/trunk/drivers/video/ep93xx-fb.c @@ -23,7 +23,6 @@ #include #include #include -#include #include diff --git a/trunk/drivers/video/fbmon.c b/trunk/drivers/video/fbmon.c index 7f6709991a5c..94ad0f71383c 100644 --- a/trunk/drivers/video/fbmon.c +++ b/trunk/drivers/video/fbmon.c @@ -1400,7 +1400,7 @@ int fb_videomode_from_videomode(const struct videomode *vm, fbmode->vmode = 0; if (vm->dmt_flags & VESA_DMT_HSYNC_HIGH) fbmode->sync |= FB_SYNC_HOR_HIGH_ACT; - if (vm->dmt_flags & VESA_DMT_VSYNC_HIGH) + if (vm->dmt_flags & VESA_DMT_HSYNC_HIGH) fbmode->sync |= FB_SYNC_VERT_HIGH_ACT; if (vm->data_flags & DISPLAY_FLAGS_INTERLACED) fbmode->vmode |= FB_VMODE_INTERLACED; diff --git a/trunk/drivers/video/mxsfb.c b/trunk/drivers/video/mxsfb.c index 45169cbaba6e..755556ca5b2d 100644 --- a/trunk/drivers/video/mxsfb.c +++ b/trunk/drivers/video/mxsfb.c @@ -169,7 +169,6 @@ struct mxsfb_info { unsigned dotclk_delay; const struct mxsfb_devdata *devdata; int mapped; - u32 sync; }; #define mxsfb_is_v3(host) (host->devdata->ipversion == 3) @@ -457,9 +456,9 @@ static int mxsfb_set_par(struct fb_info *fb_info) vdctrl0 |= VDCTRL0_HSYNC_ACT_HIGH; if (fb_info->var.sync & FB_SYNC_VERT_HIGH_ACT) vdctrl0 |= VDCTRL0_VSYNC_ACT_HIGH; - if (host->sync & MXSFB_SYNC_DATA_ENABLE_HIGH_ACT) + if (fb_info->var.sync & FB_SYNC_DATA_ENABLE_HIGH_ACT) vdctrl0 |= VDCTRL0_ENABLE_ACT_HIGH; - if (host->sync & MXSFB_SYNC_DOTCLK_FAILING_ACT) + if (fb_info->var.sync & FB_SYNC_DOTCLK_FAILING_ACT) vdctrl0 |= VDCTRL0_DOTCLK_ACT_FAILING; writel(vdctrl0, host->base + LCDC_VDCTRL0); @@ -862,8 +861,6 @@ static int mxsfb_probe(struct platform_device *pdev) INIT_LIST_HEAD(&fb_info->modelist); - host->sync = pdata->sync; - ret = mxsfb_init_fbinfo(host); if (ret != 0) goto error_init_fb; diff --git a/trunk/drivers/video/omap/lcd_ams_delta.c b/trunk/drivers/video/omap/lcd_ams_delta.c index 4a5f2cd3d3bf..ed4cad87fbcd 100644 --- a/trunk/drivers/video/omap/lcd_ams_delta.c +++ b/trunk/drivers/video/omap/lcd_ams_delta.c @@ -27,7 +27,6 @@ #include #include -#include #include #include "omapfb.h" diff --git a/trunk/drivers/video/omap/lcd_osk.c b/trunk/drivers/video/omap/lcd_osk.c index 7fbe04bce0ed..3aa62da89195 100644 --- a/trunk/drivers/video/omap/lcd_osk.c +++ b/trunk/drivers/video/omap/lcd_osk.c @@ -24,10 +24,7 @@ #include #include - -#include #include - #include "omapfb.h" static int osk_panel_init(struct lcd_panel *panel, struct omapfb_device *fbdev) diff --git a/trunk/drivers/video/omap/omapfb_main.c b/trunk/drivers/video/omap/omapfb_main.c index d40612c31a98..e31f5b33b501 100644 --- a/trunk/drivers/video/omap/omapfb_main.c +++ b/trunk/drivers/video/omap/omapfb_main.c @@ -32,8 +32,6 @@ #include -#include - #include "omapfb.h" #include "lcdc.h" diff --git a/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c b/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c index 048c98381ef6..6b6643911d29 100644 --- a/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c +++ b/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c @@ -63,9 +63,6 @@ struct tpo_td043_device { u32 power_on_resume:1; }; -/* used to pass spi_device from SPI to DSS portion of the driver */ -static struct tpo_td043_device *g_tpo_td043; - static int tpo_td043_write(struct spi_device *spi, u8 addr, u8 data) { struct spi_message m; @@ -406,7 +403,7 @@ static void tpo_td043_disable(struct omap_dss_device *dssdev) static int tpo_td043_probe(struct omap_dss_device *dssdev) { - struct tpo_td043_device *tpo_td043 = g_tpo_td043; + struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev); int nreset_gpio = dssdev->reset_gpio; int ret = 0; @@ -443,8 +440,6 @@ static int tpo_td043_probe(struct omap_dss_device *dssdev) if (ret) dev_warn(&dssdev->dev, "failed to create sysfs files\n"); - dev_set_drvdata(&dssdev->dev, tpo_td043); - return 0; fail_gpio_req: @@ -510,9 +505,6 @@ static int tpo_td043_spi_probe(struct spi_device *spi) return -ENODEV; } - if (g_tpo_td043 != NULL) - return -EBUSY; - spi->bits_per_word = 16; spi->mode = SPI_MODE_0; @@ -529,7 +521,7 @@ static int tpo_td043_spi_probe(struct spi_device *spi) tpo_td043->spi = spi; tpo_td043->nreset_gpio = dssdev->reset_gpio; dev_set_drvdata(&spi->dev, tpo_td043); - g_tpo_td043 = tpo_td043; + dev_set_drvdata(&dssdev->dev, tpo_td043); omap_dss_register_driver(&tpo_td043_driver); @@ -542,7 +534,6 @@ static int tpo_td043_spi_remove(struct spi_device *spi) omap_dss_unregister_driver(&tpo_td043_driver); kfree(tpo_td043); - g_tpo_td043 = NULL; return 0; } diff --git a/trunk/drivers/video/omap2/dss/dss_features.c b/trunk/drivers/video/omap2/dss/dss_features.c index 7f791aeda4d2..d7d66ef5cb58 100644 --- a/trunk/drivers/video/omap2/dss/dss_features.c +++ b/trunk/drivers/video/omap2/dss/dss_features.c @@ -202,10 +202,12 @@ static const enum omap_dss_output_id omap3630_dss_supported_outputs[] = { static const enum omap_dss_output_id omap4_dss_supported_outputs[] = { /* OMAP_DSS_CHANNEL_LCD */ - OMAP_DSS_OUTPUT_DBI | OMAP_DSS_OUTPUT_DSI1, + OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI | + OMAP_DSS_OUTPUT_DSI1, /* OMAP_DSS_CHANNEL_DIGIT */ - OMAP_DSS_OUTPUT_VENC | OMAP_DSS_OUTPUT_HDMI, + OMAP_DSS_OUTPUT_VENC | OMAP_DSS_OUTPUT_HDMI | + OMAP_DSS_OUTPUT_DPI, /* OMAP_DSS_CHANNEL_LCD2 */ OMAP_DSS_OUTPUT_DPI | OMAP_DSS_OUTPUT_DBI | diff --git a/trunk/drivers/video/sh_mobile_lcdcfb.c b/trunk/drivers/video/sh_mobile_lcdcfb.c index 0264704a52be..63203acef812 100644 --- a/trunk/drivers/video/sh_mobile_lcdcfb.c +++ b/trunk/drivers/video/sh_mobile_lcdcfb.c @@ -858,7 +858,6 @@ static void sh_mobile_lcdc_geometry(struct sh_mobile_lcdc_chan *ch) tmp = ((mode->xres & 7) << 24) | ((display_h_total & 7) << 16) | ((mode->hsync_len & 7) << 8) | (hsync_pos & 7); lcdc_write_chan(ch, LDHAJR, tmp); - lcdc_write_chan_mirror(ch, LDHAJR, tmp); } static void sh_mobile_lcdc_overlay_setup(struct sh_mobile_lcdc_overlay *ovl) diff --git a/trunk/drivers/video/uvesafb.c b/trunk/drivers/video/uvesafb.c index d4284458377e..b75db0186488 100644 --- a/trunk/drivers/video/uvesafb.c +++ b/trunk/drivers/video/uvesafb.c @@ -1973,8 +1973,7 @@ static int uvesafb_init(void) err = -ENOMEM; if (err) { - if (uvesafb_device) - platform_device_put(uvesafb_device); + platform_device_put(uvesafb_device); platform_driver_unregister(&uvesafb_driver); cn_del_callback(&uvesafb_cn_id); return err; diff --git a/trunk/drivers/w1/masters/w1-gpio.c b/trunk/drivers/w1/masters/w1-gpio.c index 46d97014342e..d39dfa4cc235 100644 --- a/trunk/drivers/w1/masters/w1-gpio.c +++ b/trunk/drivers/w1/masters/w1-gpio.c @@ -47,13 +47,11 @@ static u8 w1_gpio_read_bit(void *data) return gpio_get_value(pdata->pin) ? 1 : 0; } -#if defined(CONFIG_OF) static struct of_device_id w1_gpio_dt_ids[] = { { .compatible = "w1-gpio" }, {} }; MODULE_DEVICE_TABLE(of, w1_gpio_dt_ids); -#endif static int w1_gpio_probe_dt(struct platform_device *pdev) { @@ -160,7 +158,7 @@ static int w1_gpio_probe(struct platform_device *pdev) return err; } -static int w1_gpio_remove(struct platform_device *pdev) +static int __exit w1_gpio_remove(struct platform_device *pdev) { struct w1_bus_master *master = platform_get_drvdata(pdev); struct w1_gpio_platform_data *pdata = pdev->dev.platform_data; @@ -212,7 +210,7 @@ static struct platform_driver w1_gpio_driver = { .of_match_table = of_match_ptr(w1_gpio_dt_ids), }, .probe = w1_gpio_probe, - .remove = w1_gpio_remove, + .remove = __exit_p(w1_gpio_remove), .suspend = w1_gpio_suspend, .resume = w1_gpio_resume, }; diff --git a/trunk/drivers/w1/w1.c b/trunk/drivers/w1/w1.c index 7ce277d2bb67..7994d933f040 100644 --- a/trunk/drivers/w1/w1.c +++ b/trunk/drivers/w1/w1.c @@ -924,8 +924,7 @@ void w1_search(struct w1_master *dev, u8 search_type, w1_slave_found_callback cb tmp64 = (triplet_ret >> 2); rn |= (tmp64 << i); - /* ensure we're called from kthread and not by netlink callback */ - if (!dev->priv && kthread_should_stop()) { + if (kthread_should_stop()) { mutex_unlock(&dev->bus_mutex); dev_dbg(&dev->dev, "Abort w1_search\n"); return; diff --git a/trunk/drivers/watchdog/Kconfig b/trunk/drivers/watchdog/Kconfig index e89fc3133972..9fcc70c11cea 100644 --- a/trunk/drivers/watchdog/Kconfig +++ b/trunk/drivers/watchdog/Kconfig @@ -117,7 +117,7 @@ config ARM_SP805_WATCHDOG config AT91RM9200_WATCHDOG tristate "AT91RM9200 watchdog" - depends on ARCH_AT91RM9200 + depends on ARCH_AT91 help Watchdog timer embedded into AT91RM9200 chips. This will reboot your system when the timeout is reached. diff --git a/trunk/drivers/watchdog/sp5100_tco.c b/trunk/drivers/watchdog/sp5100_tco.c index 0e9d8c479c35..e3b8f757d2d3 100644 --- a/trunk/drivers/watchdog/sp5100_tco.c +++ b/trunk/drivers/watchdog/sp5100_tco.c @@ -40,12 +40,13 @@ #include "sp5100_tco.h" /* Module and version information */ -#define TCO_VERSION "0.05" +#define TCO_VERSION "0.03" #define TCO_MODULE_NAME "SP5100 TCO timer" #define TCO_DRIVER_NAME TCO_MODULE_NAME ", v" TCO_VERSION /* internal variables */ static u32 tcobase_phys; +static u32 resbase_phys; static u32 tco_wdt_fired; static void __iomem *tcobase; static unsigned int pm_iobase; @@ -53,6 +54,10 @@ static DEFINE_SPINLOCK(tco_lock); /* Guards the hardware */ static unsigned long timer_alive; static char tco_expect_close; static struct pci_dev *sp5100_tco_pci; +static struct resource wdt_res = { + .name = "Watchdog Timer", + .flags = IORESOURCE_MEM, +}; /* the watchdog platform device */ static struct platform_device *sp5100_tco_platform_device; @@ -70,6 +75,12 @@ module_param(nowayout, bool, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started." " (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); +static unsigned int force_addr; +module_param(force_addr, uint, 0); +MODULE_PARM_DESC(force_addr, "Force the use of specified MMIO address." + " ONLY USE THIS PARAMETER IF YOU REALLY KNOW" + " WHAT YOU ARE DOING (default=none)"); + /* * Some TCO specific functions */ @@ -165,6 +176,39 @@ static void tco_timer_enable(void) } } +static void tco_timer_disable(void) +{ + int val; + + if (sp5100_tco_pci->revision >= 0x40) { + /* For SB800 or later */ + /* Enable watchdog decode bit and Disable watchdog timer */ + outb(SB800_PM_WATCHDOG_CONTROL, SB800_IO_PM_INDEX_REG); + val = inb(SB800_IO_PM_DATA_REG); + val |= SB800_PCI_WATCHDOG_DECODE_EN; + val |= SB800_PM_WATCHDOG_DISABLE; + outb(val, SB800_IO_PM_DATA_REG); + } else { + /* For SP5100 or SB7x0 */ + /* Enable watchdog decode bit */ + pci_read_config_dword(sp5100_tco_pci, + SP5100_PCI_WATCHDOG_MISC_REG, + &val); + + val |= SP5100_PCI_WATCHDOG_DECODE_EN; + + pci_write_config_dword(sp5100_tco_pci, + SP5100_PCI_WATCHDOG_MISC_REG, + val); + + /* Disable Watchdog timer */ + outb(SP5100_PM_WATCHDOG_CONTROL, SP5100_IO_PM_INDEX_REG); + val = inb(SP5100_IO_PM_DATA_REG); + val |= SP5100_PM_WATCHDOG_DISABLE; + outb(val, SP5100_IO_PM_DATA_REG); + } +} + /* * /dev/watchdog handling */ @@ -317,7 +361,7 @@ static unsigned char sp5100_tco_setupdevice(void) { struct pci_dev *dev = NULL; const char *dev_name = NULL; - u32 val; + u32 val, tmp_val; u32 index_reg, data_reg, base_addr; /* Match the PCI device */ @@ -415,8 +459,63 @@ static unsigned char sp5100_tco_setupdevice(void) } else pr_debug("SBResource_MMIO is disabled(0x%04x)\n", val); - pr_notice("failed to find MMIO address, giving up.\n"); - goto unreg_region; + /* + * Lastly re-programming the watchdog timer MMIO address, + * This method is a last resort... + * + * Before re-programming, to ensure that the watchdog timer + * is disabled, disable the watchdog timer. + */ + tco_timer_disable(); + + if (force_addr) { + /* + * Force the use of watchdog timer MMIO address, and aligned to + * 8byte boundary. + */ + force_addr &= ~0x7; + val = force_addr; + + pr_info("Force the use of 0x%04x as MMIO address\n", val); + } else { + /* + * Get empty slot into the resource tree for watchdog timer. + */ + if (allocate_resource(&iomem_resource, + &wdt_res, + SP5100_WDT_MEM_MAP_SIZE, + 0xf0000000, + 0xfffffff8, + 0x8, + NULL, + NULL)) { + pr_err("MMIO allocation failed\n"); + goto unreg_region; + } + + val = resbase_phys = wdt_res.start; + pr_debug("Got 0x%04x from resource tree\n", val); + } + + /* Restore to the low three bits */ + outb(base_addr+0, index_reg); + tmp_val = val | (inb(data_reg) & 0x7); + + /* Re-programming the watchdog timer base address */ + outb(base_addr+0, index_reg); + outb((tmp_val >> 0) & 0xff, data_reg); + outb(base_addr+1, index_reg); + outb((tmp_val >> 8) & 0xff, data_reg); + outb(base_addr+2, index_reg); + outb((tmp_val >> 16) & 0xff, data_reg); + outb(base_addr+3, index_reg); + outb((tmp_val >> 24) & 0xff, data_reg); + + if (!request_mem_region_exclusive(val, SP5100_WDT_MEM_MAP_SIZE, + dev_name)) { + pr_err("MMIO address 0x%04x already in use\n", val); + goto unreg_resource; + } setup_wdt: tcobase_phys = val; @@ -456,6 +555,9 @@ static unsigned char sp5100_tco_setupdevice(void) unreg_mem_region: release_mem_region(tcobase_phys, SP5100_WDT_MEM_MAP_SIZE); +unreg_resource: + if (resbase_phys) + release_resource(&wdt_res); unreg_region: release_region(pm_iobase, SP5100_PM_IOPORTS_SIZE); exit: @@ -465,6 +567,7 @@ static unsigned char sp5100_tco_setupdevice(void) static int sp5100_tco_init(struct platform_device *dev) { int ret; + char addr_str[16]; /* * Check whether or not the hardware watchdog is there. If found, then @@ -496,14 +599,23 @@ static int sp5100_tco_init(struct platform_device *dev) clear_bit(0, &timer_alive); /* Show module parameters */ - pr_info("initialized (0x%p). heartbeat=%d sec (nowayout=%d)\n", - tcobase, heartbeat, nowayout); + if (force_addr == tcobase_phys) + /* The force_addr is vaild */ + sprintf(addr_str, "0x%04x", force_addr); + else + strcpy(addr_str, "none"); + + pr_info("initialized (0x%p). heartbeat=%d sec (nowayout=%d, " + "force_addr=%s)\n", + tcobase, heartbeat, nowayout, addr_str); return 0; exit: iounmap(tcobase); release_mem_region(tcobase_phys, SP5100_WDT_MEM_MAP_SIZE); + if (resbase_phys) + release_resource(&wdt_res); release_region(pm_iobase, SP5100_PM_IOPORTS_SIZE); return ret; } @@ -518,6 +630,8 @@ static void sp5100_tco_cleanup(void) misc_deregister(&sp5100_tco_miscdev); iounmap(tcobase); release_mem_region(tcobase_phys, SP5100_WDT_MEM_MAP_SIZE); + if (resbase_phys) + release_resource(&wdt_res); release_region(pm_iobase, SP5100_PM_IOPORTS_SIZE); } diff --git a/trunk/drivers/watchdog/sp5100_tco.h b/trunk/drivers/watchdog/sp5100_tco.h index 2b28c00da0df..71594a0c14b7 100644 --- a/trunk/drivers/watchdog/sp5100_tco.h +++ b/trunk/drivers/watchdog/sp5100_tco.h @@ -57,7 +57,7 @@ #define SB800_PM_WATCHDOG_DISABLE (1 << 2) #define SB800_PM_WATCHDOG_SECOND_RES (3 << 0) #define SB800_ACPI_MMIO_DECODE_EN (1 << 0) -#define SB800_ACPI_MMIO_SEL (1 << 1) +#define SB800_ACPI_MMIO_SEL (1 << 2) #define SB800_PM_WDT_MMIO_OFFSET 0xB00 diff --git a/trunk/drivers/xen/Kconfig b/trunk/drivers/xen/Kconfig index 67af155cf602..5a32232cf7c1 100644 --- a/trunk/drivers/xen/Kconfig +++ b/trunk/drivers/xen/Kconfig @@ -182,7 +182,7 @@ config XEN_PRIVCMD config XEN_STUB bool "Xen stub drivers" - depends on XEN && X86_64 && BROKEN + depends on XEN && X86_64 default n help Allow kernel to install stub drivers, to reserve space for Xen drivers, diff --git a/trunk/drivers/xen/events.c b/trunk/drivers/xen/events.c index 2647ad8e1f19..d17aa41a9041 100644 --- a/trunk/drivers/xen/events.c +++ b/trunk/drivers/xen/events.c @@ -403,23 +403,11 @@ static void unmask_evtchn(int port) if (unlikely((cpu != cpu_from_evtchn(port)))) do_hypercall = 1; - else { - /* - * Need to clear the mask before checking pending to - * avoid a race with an event becoming pending. - * - * EVTCHNOP_unmask will only trigger an upcall if the - * mask bit was set, so if a hypercall is needed - * remask the event. - */ - sync_clear_bit(port, BM(&s->evtchn_mask[0])); + else evtchn_pending = sync_test_bit(port, BM(&s->evtchn_pending[0])); - if (unlikely(evtchn_pending && xen_hvm_domain())) { - sync_set_bit(port, BM(&s->evtchn_mask[0])); - do_hypercall = 1; - } - } + if (unlikely(evtchn_pending && xen_hvm_domain())) + do_hypercall = 1; /* Slow path (hypercall) if this is a non-local port or if this is * an hvm domain and an event is pending (hvm domains don't have @@ -430,6 +418,8 @@ static void unmask_evtchn(int port) } else { struct vcpu_info *vcpu_info = __this_cpu_read(xen_vcpu); + sync_clear_bit(port, BM(&s->evtchn_mask[0])); + /* * The following is basically the equivalent of * 'hw_resend_irq'. Just like a real IO-APIC we 'lose @@ -1316,7 +1306,7 @@ static void __xen_evtchn_do_upcall(void) { int start_word_idx, start_bit_idx; int word_idx, bit_idx; - int i, irq; + int i; int cpu = get_cpu(); struct shared_info *s = HYPERVISOR_shared_info; struct vcpu_info *vcpu_info = __this_cpu_read(xen_vcpu); @@ -1324,8 +1314,6 @@ static void __xen_evtchn_do_upcall(void) do { xen_ulong_t pending_words; - xen_ulong_t pending_bits; - struct irq_desc *desc; vcpu_info->evtchn_upcall_pending = 0; @@ -1337,17 +1325,6 @@ static void __xen_evtchn_do_upcall(void) * selector flag. xchg_xen_ulong must contain an * appropriate barrier. */ - if ((irq = per_cpu(virq_to_irq, cpu)[VIRQ_TIMER]) != -1) { - int evtchn = evtchn_from_irq(irq); - word_idx = evtchn / BITS_PER_LONG; - pending_bits = evtchn % BITS_PER_LONG; - if (active_evtchns(cpu, s, word_idx) & (1ULL << pending_bits)) { - desc = irq_to_desc(irq); - if (desc) - generic_handle_irq_desc(irq, desc); - } - } - pending_words = xchg_xen_ulong(&vcpu_info->evtchn_pending_sel, 0); start_word_idx = __this_cpu_read(current_word_idx); @@ -1356,6 +1333,7 @@ static void __xen_evtchn_do_upcall(void) word_idx = start_word_idx; for (i = 0; pending_words != 0; i++) { + xen_ulong_t pending_bits; xen_ulong_t words; words = MASK_LSBS(pending_words, word_idx); @@ -1384,7 +1362,8 @@ static void __xen_evtchn_do_upcall(void) do { xen_ulong_t bits; - int port; + int port, irq; + struct irq_desc *desc; bits = MASK_LSBS(pending_bits, bit_idx); diff --git a/trunk/drivers/xen/fallback.c b/trunk/drivers/xen/fallback.c index b04fb64c5a91..0ef7c4d40f86 100644 --- a/trunk/drivers/xen/fallback.c +++ b/trunk/drivers/xen/fallback.c @@ -44,7 +44,7 @@ int xen_event_channel_op_compat(int cmd, void *arg) } EXPORT_SYMBOL_GPL(xen_event_channel_op_compat); -int xen_physdev_op_compat(int cmd, void *arg) +int HYPERVISOR_physdev_op_compat(int cmd, void *arg) { struct physdev_op op; int rc; @@ -78,4 +78,3 @@ int xen_physdev_op_compat(int cmd, void *arg) return rc; } -EXPORT_SYMBOL_GPL(xen_physdev_op_compat); diff --git a/trunk/drivers/xen/xen-acpi-processor.c b/trunk/drivers/xen/xen-acpi-processor.c index 90e34ac7e522..316df65163cf 100644 --- a/trunk/drivers/xen/xen-acpi-processor.c +++ b/trunk/drivers/xen/xen-acpi-processor.c @@ -500,19 +500,16 @@ static int __init xen_acpi_processor_init(void) (void)acpi_processor_preregister_performance(acpi_perf_data); for_each_possible_cpu(i) { - struct acpi_processor *pr; struct acpi_processor_performance *perf; - pr = per_cpu(processors, i); perf = per_cpu_ptr(acpi_perf_data, i); - if (!pr) - continue; - - pr->performance = perf; - rc = acpi_processor_get_performance_info(pr); + rc = acpi_processor_register_performance(perf, i); if (rc) goto err_out; } + rc = acpi_processor_notify_smm(THIS_MODULE); + if (rc) + goto err_unregister; for_each_possible_cpu(i) { struct acpi_processor *_pr; diff --git a/trunk/drivers/xen/xen-pciback/pci_stub.c b/trunk/drivers/xen/xen-pciback/pci_stub.c index a2278ba7fb27..9204126f1560 100644 --- a/trunk/drivers/xen/xen-pciback/pci_stub.c +++ b/trunk/drivers/xen/xen-pciback/pci_stub.c @@ -17,7 +17,6 @@ #include #include #include -#include #include "pciback.h" #include "conf_space.h" #include "conf_space_quirks.h" @@ -86,52 +85,37 @@ static struct pcistub_device *pcistub_device_alloc(struct pci_dev *dev) static void pcistub_device_release(struct kref *kref) { struct pcistub_device *psdev; - struct pci_dev *dev; struct xen_pcibk_dev_data *dev_data; psdev = container_of(kref, struct pcistub_device, kref); - dev = psdev->dev; - dev_data = pci_get_drvdata(dev); + dev_data = pci_get_drvdata(psdev->dev); - dev_dbg(&dev->dev, "pcistub_device_release\n"); + dev_dbg(&psdev->dev->dev, "pcistub_device_release\n"); - xen_unregister_device_domain_owner(dev); + xen_unregister_device_domain_owner(psdev->dev); /* Call the reset function which does not take lock as this * is called from "unbind" which takes a device_lock mutex. */ - __pci_reset_function_locked(dev); - if (pci_load_and_free_saved_state(dev, &dev_data->pci_saved_state)) - dev_dbg(&dev->dev, "Could not reload PCI state\n"); - else - pci_restore_state(dev); - - if (pci_find_capability(dev, PCI_CAP_ID_MSIX)) { - struct physdev_pci_device ppdev = { - .seg = pci_domain_nr(dev->bus), - .bus = dev->bus->number, - .devfn = dev->devfn - }; - int err = HYPERVISOR_physdev_op(PHYSDEVOP_release_msix, - &ppdev); - - if (err) - dev_warn(&dev->dev, "MSI-X release failed (%d)\n", - err); - } + __pci_reset_function_locked(psdev->dev); + if (pci_load_and_free_saved_state(psdev->dev, + &dev_data->pci_saved_state)) { + dev_dbg(&psdev->dev->dev, "Could not reload PCI state\n"); + } else + pci_restore_state(psdev->dev); /* Disable the device */ - xen_pcibk_reset_device(dev); + xen_pcibk_reset_device(psdev->dev); kfree(dev_data); - pci_set_drvdata(dev, NULL); + pci_set_drvdata(psdev->dev, NULL); /* Clean-up the device */ - xen_pcibk_config_free_dyn_fields(dev); - xen_pcibk_config_free_dev(dev); + xen_pcibk_config_free_dyn_fields(psdev->dev); + xen_pcibk_config_free_dev(psdev->dev); - dev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED; - pci_dev_put(dev); + psdev->dev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED; + pci_dev_put(psdev->dev); kfree(psdev); } @@ -371,19 +355,6 @@ static int pcistub_init_device(struct pci_dev *dev) if (err) goto config_release; - if (pci_find_capability(dev, PCI_CAP_ID_MSIX)) { - struct physdev_pci_device ppdev = { - .seg = pci_domain_nr(dev->bus), - .bus = dev->bus->number, - .devfn = dev->devfn - }; - - err = HYPERVISOR_physdev_op(PHYSDEVOP_prepare_msix, &ppdev); - if (err) - dev_err(&dev->dev, "MSI-X preparation failed (%d)\n", - err); - } - /* We need the device active to save the state. */ dev_dbg(&dev->dev, "save state of device\n"); pci_save_state(dev); diff --git a/trunk/drivers/xen/xen-pciback/pciback_ops.c b/trunk/drivers/xen/xen-pciback/pciback_ops.c index b98cf0c35725..37c1f825f513 100644 --- a/trunk/drivers/xen/xen-pciback/pciback_ops.c +++ b/trunk/drivers/xen/xen-pciback/pciback_ops.c @@ -113,8 +113,7 @@ void xen_pcibk_reset_device(struct pci_dev *dev) if (dev->msi_enabled) pci_disable_msi(dev); #endif - if (pci_is_enabled(dev)) - pci_disable_device(dev); + pci_disable_device(dev); pci_write_config_word(dev, PCI_COMMAND, 0); diff --git a/trunk/drivers/xen/xen-stub.c b/trunk/drivers/xen/xen-stub.c index bbef194c5b01..d85e411cbf89 100644 --- a/trunk/drivers/xen/xen-stub.c +++ b/trunk/drivers/xen/xen-stub.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #ifdef CONFIG_ACPI diff --git a/trunk/drivers/xen/xenfs/super.c b/trunk/drivers/xen/xenfs/super.c index 71679875f056..ec0abb6df3c3 100644 --- a/trunk/drivers/xen/xenfs/super.c +++ b/trunk/drivers/xen/xenfs/super.c @@ -75,7 +75,6 @@ static struct file_system_type xenfs_type = { .mount = xenfs_mount, .kill_sb = kill_litter_super, }; -MODULE_ALIAS_FS("xenfs"); static int __init xenfs_init(void) { diff --git a/trunk/fs/9p/vfs_super.c b/trunk/fs/9p/vfs_super.c index 2756dcd5de6e..91dad63e5a2d 100644 --- a/trunk/fs/9p/vfs_super.c +++ b/trunk/fs/9p/vfs_super.c @@ -365,4 +365,3 @@ struct file_system_type v9fs_fs_type = { .owner = THIS_MODULE, .fs_flags = FS_RENAME_DOES_D_MOVE, }; -MODULE_ALIAS_FS("9p"); diff --git a/trunk/fs/adfs/super.c b/trunk/fs/adfs/super.c index 0ff4bae2c2a2..d57122935793 100644 --- a/trunk/fs/adfs/super.c +++ b/trunk/fs/adfs/super.c @@ -524,7 +524,6 @@ static struct file_system_type adfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("adfs"); static int __init init_adfs_fs(void) { diff --git a/trunk/fs/affs/super.c b/trunk/fs/affs/super.c index 45161a832bbc..b84dc7352502 100644 --- a/trunk/fs/affs/super.c +++ b/trunk/fs/affs/super.c @@ -622,7 +622,6 @@ static struct file_system_type affs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("affs"); static int __init init_affs_fs(void) { diff --git a/trunk/fs/afs/super.c b/trunk/fs/afs/super.c index c4861557e385..7c31ec399575 100644 --- a/trunk/fs/afs/super.c +++ b/trunk/fs/afs/super.c @@ -45,7 +45,6 @@ struct file_system_type afs_fs_type = { .kill_sb = afs_kill_super, .fs_flags = 0, }; -MODULE_ALIAS_FS("afs"); static const struct super_operations afs_super_ops = { .statfs = afs_statfs, diff --git a/trunk/fs/autofs4/init.c b/trunk/fs/autofs4/init.c index b3db517e89ec..cddc74b9cdb2 100644 --- a/trunk/fs/autofs4/init.c +++ b/trunk/fs/autofs4/init.c @@ -26,7 +26,6 @@ static struct file_system_type autofs_fs_type = { .mount = autofs_mount, .kill_sb = autofs4_kill_sb, }; -MODULE_ALIAS_FS("autofs"); static int __init init_autofs4_fs(void) { diff --git a/trunk/fs/befs/linuxvfs.c b/trunk/fs/befs/linuxvfs.c index 8615ee89ab55..c8f4e25eb9e2 100644 --- a/trunk/fs/befs/linuxvfs.c +++ b/trunk/fs/befs/linuxvfs.c @@ -951,7 +951,6 @@ static struct file_system_type befs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("befs"); static int __init init_befs_fs(void) diff --git a/trunk/fs/bfs/inode.c b/trunk/fs/bfs/inode.c index 5e376bb93419..737aaa3f7090 100644 --- a/trunk/fs/bfs/inode.c +++ b/trunk/fs/bfs/inode.c @@ -473,7 +473,6 @@ static struct file_system_type bfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("bfs"); static int __init init_bfs_fs(void) { diff --git a/trunk/fs/binfmt_misc.c b/trunk/fs/binfmt_misc.c index 751df5e4f61a..fecbbf3f8ff2 100644 --- a/trunk/fs/binfmt_misc.c +++ b/trunk/fs/binfmt_misc.c @@ -720,7 +720,6 @@ static struct file_system_type bm_fs_type = { .mount = bm_mount, .kill_sb = kill_litter_super, }; -MODULE_ALIAS_FS("binfmt_misc"); static int __init init_misc_binfmt(void) { diff --git a/trunk/fs/block_dev.c b/trunk/fs/block_dev.c index aae187a7f94a..aea605c98ba6 100644 --- a/trunk/fs/block_dev.c +++ b/trunk/fs/block_dev.c @@ -551,7 +551,6 @@ struct block_device *bdgrab(struct block_device *bdev) ihold(bdev->bd_inode); return bdev; } -EXPORT_SYMBOL(bdgrab); long nr_blockdev_pages(void) { diff --git a/trunk/fs/btrfs/ctree.c b/trunk/fs/btrfs/ctree.c index ca9d8f1a3bb6..ecd25a1b4e51 100644 --- a/trunk/fs/btrfs/ctree.c +++ b/trunk/fs/btrfs/ctree.c @@ -651,8 +651,6 @@ tree_mod_log_insert_root(struct btrfs_fs_info *fs_info, if (tree_mod_dont_log(fs_info, NULL)) return 0; - __tree_mod_log_free_eb(fs_info, old_root); - ret = tree_mod_alloc(fs_info, flags, &tm); if (ret < 0) goto out; @@ -738,7 +736,7 @@ tree_mod_log_search(struct btrfs_fs_info *fs_info, u64 start, u64 min_seq) static noinline void tree_mod_log_eb_copy(struct btrfs_fs_info *fs_info, struct extent_buffer *dst, struct extent_buffer *src, unsigned long dst_offset, - unsigned long src_offset, int nr_items, int log_removal) + unsigned long src_offset, int nr_items) { int ret; int i; @@ -752,12 +750,10 @@ tree_mod_log_eb_copy(struct btrfs_fs_info *fs_info, struct extent_buffer *dst, } for (i = 0; i < nr_items; i++) { - if (log_removal) { - ret = tree_mod_log_insert_key_locked(fs_info, src, - i + src_offset, - MOD_LOG_KEY_REMOVE); - BUG_ON(ret < 0); - } + ret = tree_mod_log_insert_key_locked(fs_info, src, + i + src_offset, + MOD_LOG_KEY_REMOVE); + BUG_ON(ret < 0); ret = tree_mod_log_insert_key_locked(fs_info, dst, i + dst_offset, MOD_LOG_KEY_ADD); @@ -931,6 +927,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, ret = btrfs_dec_ref(trans, root, buf, 1, 1); BUG_ON(ret); /* -ENOMEM */ } + tree_mod_log_free_eb(root->fs_info, buf); clean_tree_block(trans, root, buf); *last_ref = 1; } @@ -1049,7 +1046,6 @@ static noinline int __btrfs_cow_block(struct btrfs_trans_handle *trans, btrfs_set_node_ptr_generation(parent, parent_slot, trans->transid); btrfs_mark_buffer_dirty(parent); - tree_mod_log_free_eb(root->fs_info, buf); btrfs_free_tree_block(trans, root, buf, parent_start, last_ref); } @@ -1754,6 +1750,7 @@ static noinline int balance_level(struct btrfs_trans_handle *trans, goto enospc; } + tree_mod_log_free_eb(root->fs_info, root->node); tree_mod_log_set_root_pointer(root, child); rcu_assign_pointer(root->node, child); @@ -2998,7 +2995,7 @@ static int push_node_left(struct btrfs_trans_handle *trans, push_items = min(src_nritems - 8, push_items); tree_mod_log_eb_copy(root->fs_info, dst, src, dst_nritems, 0, - push_items, 1); + push_items); copy_extent_buffer(dst, src, btrfs_node_key_ptr_offset(dst_nritems), btrfs_node_key_ptr_offset(0), @@ -3069,7 +3066,7 @@ static int balance_node_right(struct btrfs_trans_handle *trans, sizeof(struct btrfs_key_ptr)); tree_mod_log_eb_copy(root->fs_info, dst, src, 0, - src_nritems - push_items, push_items, 1); + src_nritems - push_items, push_items); copy_extent_buffer(dst, src, btrfs_node_key_ptr_offset(0), btrfs_node_key_ptr_offset(src_nritems - push_items), @@ -3221,18 +3218,12 @@ static noinline int split_node(struct btrfs_trans_handle *trans, int mid; int ret; u32 c_nritems; - int tree_mod_log_removal = 1; c = path->nodes[level]; WARN_ON(btrfs_header_generation(c) != trans->transid); if (c == root->node) { /* trying to split the root, lets make a new one */ ret = insert_new_root(trans, root, path, level + 1); - /* - * removal of root nodes has been logged by - * tree_mod_log_set_root_pointer due to locking - */ - tree_mod_log_removal = 0; if (ret) return ret; } else { @@ -3270,8 +3261,7 @@ static noinline int split_node(struct btrfs_trans_handle *trans, (unsigned long)btrfs_header_chunk_tree_uuid(split), BTRFS_UUID_SIZE); - tree_mod_log_eb_copy(root->fs_info, split, c, 0, mid, c_nritems - mid, - tree_mod_log_removal); + tree_mod_log_eb_copy(root->fs_info, split, c, 0, mid, c_nritems - mid); copy_extent_buffer(split, c, btrfs_node_key_ptr_offset(0), btrfs_node_key_ptr_offset(mid), diff --git a/trunk/fs/btrfs/delayed-inode.c b/trunk/fs/btrfs/delayed-inode.c index 14fce27b4780..0b278b117cbe 100644 --- a/trunk/fs/btrfs/delayed-inode.c +++ b/trunk/fs/btrfs/delayed-inode.c @@ -22,9 +22,8 @@ #include "disk-io.h" #include "transaction.h" -#define BTRFS_DELAYED_WRITEBACK 512 -#define BTRFS_DELAYED_BACKGROUND 128 -#define BTRFS_DELAYED_BATCH 16 +#define BTRFS_DELAYED_WRITEBACK 400 +#define BTRFS_DELAYED_BACKGROUND 100 static struct kmem_cache *delayed_node_cache; @@ -495,15 +494,6 @@ static int __btrfs_add_delayed_deletion_item(struct btrfs_delayed_node *node, BTRFS_DELAYED_DELETION_ITEM); } -static void finish_one_item(struct btrfs_delayed_root *delayed_root) -{ - int seq = atomic_inc_return(&delayed_root->items_seq); - if ((atomic_dec_return(&delayed_root->items) < - BTRFS_DELAYED_BACKGROUND || seq % BTRFS_DELAYED_BATCH == 0) && - waitqueue_active(&delayed_root->wait)) - wake_up(&delayed_root->wait); -} - static void __btrfs_remove_delayed_item(struct btrfs_delayed_item *delayed_item) { struct rb_root *root; @@ -522,8 +512,10 @@ static void __btrfs_remove_delayed_item(struct btrfs_delayed_item *delayed_item) rb_erase(&delayed_item->rb_node, root); delayed_item->delayed_node->count--; - - finish_one_item(delayed_root); + if (atomic_dec_return(&delayed_root->items) < + BTRFS_DELAYED_BACKGROUND && + waitqueue_active(&delayed_root->wait)) + wake_up(&delayed_root->wait); } static void btrfs_release_delayed_item(struct btrfs_delayed_item *item) @@ -1064,7 +1056,10 @@ static void btrfs_release_delayed_inode(struct btrfs_delayed_node *delayed_node) delayed_node->count--; delayed_root = delayed_node->root->fs_info->delayed_root; - finish_one_item(delayed_root); + if (atomic_dec_return(&delayed_root->items) < + BTRFS_DELAYED_BACKGROUND && + waitqueue_active(&delayed_root->wait)) + wake_up(&delayed_root->wait); } } @@ -1309,44 +1304,35 @@ void btrfs_remove_delayed_node(struct inode *inode) btrfs_release_delayed_node(delayed_node); } -struct btrfs_async_delayed_work { - struct btrfs_delayed_root *delayed_root; - int nr; +struct btrfs_async_delayed_node { + struct btrfs_root *root; + struct btrfs_delayed_node *delayed_node; struct btrfs_work work; }; -static void btrfs_async_run_delayed_root(struct btrfs_work *work) +static void btrfs_async_run_delayed_node_done(struct btrfs_work *work) { - struct btrfs_async_delayed_work *async_work; - struct btrfs_delayed_root *delayed_root; + struct btrfs_async_delayed_node *async_node; struct btrfs_trans_handle *trans; struct btrfs_path *path; struct btrfs_delayed_node *delayed_node = NULL; struct btrfs_root *root; struct btrfs_block_rsv *block_rsv; - int total_done = 0; + int need_requeue = 0; - async_work = container_of(work, struct btrfs_async_delayed_work, work); - delayed_root = async_work->delayed_root; + async_node = container_of(work, struct btrfs_async_delayed_node, work); path = btrfs_alloc_path(); if (!path) goto out; - -again: - if (atomic_read(&delayed_root->items) < BTRFS_DELAYED_BACKGROUND / 2) - goto free_path; - - delayed_node = btrfs_first_prepared_delayed_node(delayed_root); - if (!delayed_node) - goto free_path; - path->leave_spinning = 1; + + delayed_node = async_node->delayed_node; root = delayed_node->root; trans = btrfs_join_transaction(root); if (IS_ERR(trans)) - goto release_path; + goto free_path; block_rsv = trans->block_rsv; trans->block_rsv = &root->fs_info->delayed_block_rsv; @@ -1377,47 +1363,57 @@ static void btrfs_async_run_delayed_root(struct btrfs_work *work) * Task1 will sleep until the transaction is commited. */ mutex_lock(&delayed_node->mutex); - btrfs_dequeue_delayed_node(root->fs_info->delayed_root, delayed_node); + if (delayed_node->count) + need_requeue = 1; + else + btrfs_dequeue_delayed_node(root->fs_info->delayed_root, + delayed_node); mutex_unlock(&delayed_node->mutex); trans->block_rsv = block_rsv; btrfs_end_transaction_dmeta(trans, root); btrfs_btree_balance_dirty_nodelay(root); - -release_path: - btrfs_release_path(path); - total_done++; - - btrfs_release_prepared_delayed_node(delayed_node); - if (async_work->nr == 0 || total_done < async_work->nr) - goto again; - free_path: btrfs_free_path(path); out: - wake_up(&delayed_root->wait); - kfree(async_work); + if (need_requeue) + btrfs_requeue_work(&async_node->work); + else { + btrfs_release_prepared_delayed_node(delayed_node); + kfree(async_node); + } } - static int btrfs_wq_run_delayed_node(struct btrfs_delayed_root *delayed_root, - struct btrfs_root *root, int nr) + struct btrfs_root *root, int all) { - struct btrfs_async_delayed_work *async_work; + struct btrfs_async_delayed_node *async_node; + struct btrfs_delayed_node *curr; + int count = 0; - if (atomic_read(&delayed_root->items) < BTRFS_DELAYED_BACKGROUND) +again: + curr = btrfs_first_prepared_delayed_node(delayed_root); + if (!curr) return 0; - async_work = kmalloc(sizeof(*async_work), GFP_NOFS); - if (!async_work) + async_node = kmalloc(sizeof(*async_node), GFP_NOFS); + if (!async_node) { + btrfs_release_prepared_delayed_node(curr); return -ENOMEM; + } + + async_node->root = root; + async_node->delayed_node = curr; + + async_node->work.func = btrfs_async_run_delayed_node_done; + async_node->work.flags = 0; - async_work->delayed_root = delayed_root; - async_work->work.func = btrfs_async_run_delayed_root; - async_work->work.flags = 0; - async_work->nr = nr; + btrfs_queue_worker(&root->fs_info->delayed_workers, &async_node->work); + count++; + + if (all || count < 4) + goto again; - btrfs_queue_worker(&root->fs_info->delayed_workers, &async_work->work); return 0; } @@ -1428,55 +1424,30 @@ void btrfs_assert_delayed_root_empty(struct btrfs_root *root) WARN_ON(btrfs_first_delayed_node(delayed_root)); } -static int refs_newer(struct btrfs_delayed_root *delayed_root, - int seq, int count) -{ - int val = atomic_read(&delayed_root->items_seq); - - if (val < seq || val >= seq + count) - return 1; - return 0; -} - void btrfs_balance_delayed_items(struct btrfs_root *root) { struct btrfs_delayed_root *delayed_root; - int seq; delayed_root = btrfs_get_delayed_root(root); if (atomic_read(&delayed_root->items) < BTRFS_DELAYED_BACKGROUND) return; - seq = atomic_read(&delayed_root->items_seq); - if (atomic_read(&delayed_root->items) >= BTRFS_DELAYED_WRITEBACK) { int ret; - DEFINE_WAIT(__wait); - - ret = btrfs_wq_run_delayed_node(delayed_root, root, 0); + ret = btrfs_wq_run_delayed_node(delayed_root, root, 1); if (ret) return; - while (1) { - prepare_to_wait(&delayed_root->wait, &__wait, - TASK_INTERRUPTIBLE); - - if (refs_newer(delayed_root, seq, - BTRFS_DELAYED_BATCH) || - atomic_read(&delayed_root->items) < - BTRFS_DELAYED_BACKGROUND) { - break; - } - if (!signal_pending(current)) - schedule(); - else - break; - } - finish_wait(&delayed_root->wait, &__wait); + wait_event_interruptible_timeout( + delayed_root->wait, + (atomic_read(&delayed_root->items) < + BTRFS_DELAYED_BACKGROUND), + HZ); + return; } - btrfs_wq_run_delayed_node(delayed_root, root, BTRFS_DELAYED_BATCH); + btrfs_wq_run_delayed_node(delayed_root, root, 0); } /* Will return 0 or -ENOMEM */ diff --git a/trunk/fs/btrfs/delayed-inode.h b/trunk/fs/btrfs/delayed-inode.h index 1d5c5f7abe3e..78b6ad0fc669 100644 --- a/trunk/fs/btrfs/delayed-inode.h +++ b/trunk/fs/btrfs/delayed-inode.h @@ -43,7 +43,6 @@ struct btrfs_delayed_root { */ struct list_head prepare_list; atomic_t items; /* for delayed items */ - atomic_t items_seq; /* for delayed items */ int nodes; /* for delayed nodes */ wait_queue_head_t wait; }; @@ -87,7 +86,6 @@ static inline void btrfs_init_delayed_root( struct btrfs_delayed_root *delayed_root) { atomic_set(&delayed_root->items, 0); - atomic_set(&delayed_root->items_seq, 0); delayed_root->nodes = 0; spin_lock_init(&delayed_root->lock); init_waitqueue_head(&delayed_root->wait); diff --git a/trunk/fs/btrfs/disk-io.c b/trunk/fs/btrfs/disk-io.c index 6d19a0a554aa..02369a3c162e 100644 --- a/trunk/fs/btrfs/disk-io.c +++ b/trunk/fs/btrfs/disk-io.c @@ -62,7 +62,7 @@ static void btrfs_destroy_ordered_operations(struct btrfs_transaction *t, static void btrfs_destroy_ordered_extents(struct btrfs_root *root); static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, struct btrfs_root *root); -static void btrfs_evict_pending_snapshots(struct btrfs_transaction *t); +static void btrfs_destroy_pending_snapshots(struct btrfs_transaction *t); static void btrfs_destroy_delalloc_inodes(struct btrfs_root *root); static int btrfs_destroy_marked_extents(struct btrfs_root *root, struct extent_io_tree *dirty_pages, @@ -1291,7 +1291,6 @@ struct btrfs_root *btrfs_create_tree(struct btrfs_trans_handle *trans, 0, objectid, NULL, 0, 0, 0); if (IS_ERR(leaf)) { ret = PTR_ERR(leaf); - leaf = NULL; goto fail; } @@ -1335,16 +1334,11 @@ struct btrfs_root *btrfs_create_tree(struct btrfs_trans_handle *trans, btrfs_tree_unlock(leaf); - return root; - fail: - if (leaf) { - btrfs_tree_unlock(leaf); - free_extent_buffer(leaf); - } - kfree(root); + if (ret) + return ERR_PTR(ret); - return ERR_PTR(ret); + return root; } static struct btrfs_root *alloc_log_tree(struct btrfs_trans_handle *trans, @@ -3259,7 +3253,7 @@ void btrfs_free_fs_root(struct btrfs_fs_info *fs_info, struct btrfs_root *root) if (btrfs_root_refs(&root->root_item) == 0) synchronize_srcu(&fs_info->subvol_srcu); - if (test_bit(BTRFS_FS_STATE_ERROR, &fs_info->fs_state)) { + if (fs_info->fs_state & BTRFS_SUPER_FLAG_ERROR) { btrfs_free_log(NULL, root); btrfs_free_log_root_tree(NULL, fs_info); } @@ -3693,7 +3687,7 @@ int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, return ret; } -static void btrfs_evict_pending_snapshots(struct btrfs_transaction *t) +static void btrfs_destroy_pending_snapshots(struct btrfs_transaction *t) { struct btrfs_pending_snapshot *snapshot; struct list_head splice; @@ -3706,8 +3700,10 @@ static void btrfs_evict_pending_snapshots(struct btrfs_transaction *t) snapshot = list_entry(splice.next, struct btrfs_pending_snapshot, list); - snapshot->error = -ECANCELED; + list_del_init(&snapshot->list); + + kfree(snapshot); } } @@ -3844,8 +3840,6 @@ void btrfs_cleanup_one_transaction(struct btrfs_transaction *cur_trans, cur_trans->blocked = 1; wake_up(&root->fs_info->transaction_blocked_wait); - btrfs_evict_pending_snapshots(cur_trans); - cur_trans->blocked = 0; wake_up(&root->fs_info->transaction_wait); @@ -3855,6 +3849,8 @@ void btrfs_cleanup_one_transaction(struct btrfs_transaction *cur_trans, btrfs_destroy_delayed_inodes(root); btrfs_assert_delayed_root_empty(root); + btrfs_destroy_pending_snapshots(cur_trans); + btrfs_destroy_marked_extents(root, &cur_trans->dirty_pages, EXTENT_DIRTY); btrfs_destroy_pinned_extent(root, @@ -3898,8 +3894,6 @@ int btrfs_cleanup_transaction(struct btrfs_root *root) if (waitqueue_active(&root->fs_info->transaction_blocked_wait)) wake_up(&root->fs_info->transaction_blocked_wait); - btrfs_evict_pending_snapshots(t); - t->blocked = 0; smp_mb(); if (waitqueue_active(&root->fs_info->transaction_wait)) @@ -3913,6 +3907,8 @@ int btrfs_cleanup_transaction(struct btrfs_root *root) btrfs_destroy_delayed_inodes(root); btrfs_assert_delayed_root_empty(root); + btrfs_destroy_pending_snapshots(t); + btrfs_destroy_delalloc_inodes(root); spin_lock(&root->fs_info->trans_lock); diff --git a/trunk/fs/btrfs/extent-tree.c b/trunk/fs/btrfs/extent-tree.c index 3d551231caba..3e074dab2d57 100644 --- a/trunk/fs/btrfs/extent-tree.c +++ b/trunk/fs/btrfs/extent-tree.c @@ -257,8 +257,7 @@ static int exclude_super_stripes(struct btrfs_root *root, cache->bytes_super += stripe_len; ret = add_excluded_extent(root, cache->key.objectid, stripe_len); - if (ret) - return ret; + BUG_ON(ret); /* -ENOMEM */ } for (i = 0; i < BTRFS_SUPER_MIRROR_MAX; i++) { @@ -266,17 +265,13 @@ static int exclude_super_stripes(struct btrfs_root *root, ret = btrfs_rmap_block(&root->fs_info->mapping_tree, cache->key.objectid, bytenr, 0, &logical, &nr, &stripe_len); - if (ret) - return ret; + BUG_ON(ret); /* -ENOMEM */ while (nr--) { cache->bytes_super += stripe_len; ret = add_excluded_extent(root, logical[nr], stripe_len); - if (ret) { - kfree(logical); - return ret; - } + BUG_ON(ret); /* -ENOMEM */ } kfree(logical); @@ -1472,11 +1467,8 @@ int lookup_inline_extent_backref(struct btrfs_trans_handle *trans, if (ret && !insert) { err = -ENOENT; goto out; - } else if (ret) { - err = -EIO; - WARN_ON(1); - goto out; } + BUG_ON(ret); /* Corruption */ leaf = path->nodes[0]; item_size = btrfs_item_size_nr(leaf, path->slots[0]); @@ -4443,7 +4435,7 @@ static void update_global_block_rsv(struct btrfs_fs_info *fs_info) spin_lock(&sinfo->lock); spin_lock(&block_rsv->lock); - block_rsv->size = min_t(u64, num_bytes, 512 * 1024 * 1024); + block_rsv->size = num_bytes; num_bytes = sinfo->bytes_used + sinfo->bytes_pinned + sinfo->bytes_reserved + sinfo->bytes_readonly + @@ -4798,49 +4790,14 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes) * If the inodes csum_bytes is the same as the original * csum_bytes then we know we haven't raced with any free()ers * so we can just reduce our inodes csum bytes and carry on. + * Otherwise we have to do the normal free thing to account for + * the case that the free side didn't free up its reserve + * because of this outstanding reservation. */ - if (BTRFS_I(inode)->csum_bytes == csum_bytes) { + if (BTRFS_I(inode)->csum_bytes == csum_bytes) calc_csum_metadata_size(inode, num_bytes, 0); - } else { - u64 orig_csum_bytes = BTRFS_I(inode)->csum_bytes; - u64 bytes; - - /* - * This is tricky, but first we need to figure out how much we - * free'd from any free-ers that occured during this - * reservation, so we reset ->csum_bytes to the csum_bytes - * before we dropped our lock, and then call the free for the - * number of bytes that were freed while we were trying our - * reservation. - */ - bytes = csum_bytes - BTRFS_I(inode)->csum_bytes; - BTRFS_I(inode)->csum_bytes = csum_bytes; - to_free = calc_csum_metadata_size(inode, bytes, 0); - - - /* - * Now we need to see how much we would have freed had we not - * been making this reservation and our ->csum_bytes were not - * artificially inflated. - */ - BTRFS_I(inode)->csum_bytes = csum_bytes - num_bytes; - bytes = csum_bytes - orig_csum_bytes; - bytes = calc_csum_metadata_size(inode, bytes, 0); - - /* - * Now reset ->csum_bytes to what it should be. If bytes is - * more than to_free then we would have free'd more space had we - * not had an artificially high ->csum_bytes, so we need to free - * the remainder. If bytes is the same or less then we don't - * need to do anything, the other free-ers did the correct - * thing. - */ - BTRFS_I(inode)->csum_bytes = orig_csum_bytes - num_bytes; - if (bytes > to_free) - to_free = bytes - to_free; - else - to_free = 0; - } + else + to_free = calc_csum_metadata_size(inode, num_bytes, 0); spin_unlock(&BTRFS_I(inode)->lock); if (dropped) to_free += btrfs_calc_trans_metadata_size(root, dropped); @@ -7987,17 +7944,7 @@ int btrfs_read_block_groups(struct btrfs_root *root) * info has super bytes accounted for, otherwise we'll think * we have more space than we actually do. */ - ret = exclude_super_stripes(root, cache); - if (ret) { - /* - * We may have excluded something, so call this just in - * case. - */ - free_excluded_extents(root, cache); - kfree(cache->free_space_ctl); - kfree(cache); - goto error; - } + exclude_super_stripes(root, cache); /* * check for two cases, either we are full, and therefore @@ -8139,17 +8086,7 @@ int btrfs_make_block_group(struct btrfs_trans_handle *trans, cache->last_byte_to_unpin = (u64)-1; cache->cached = BTRFS_CACHE_FINISHED; - ret = exclude_super_stripes(root, cache); - if (ret) { - /* - * We may have excluded something, so call this just in - * case. - */ - free_excluded_extents(root, cache); - kfree(cache->free_space_ctl); - kfree(cache); - return ret; - } + exclude_super_stripes(root, cache); add_new_free_space(cache, root->fs_info, chunk_offset, chunk_offset + size); diff --git a/trunk/fs/btrfs/extent_io.c b/trunk/fs/btrfs/extent_io.c index cdee391fc7bf..f173c5af6461 100644 --- a/trunk/fs/btrfs/extent_io.c +++ b/trunk/fs/btrfs/extent_io.c @@ -1257,39 +1257,6 @@ int unlock_extent(struct extent_io_tree *tree, u64 start, u64 end) GFP_NOFS); } -int extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end) -{ - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; - struct page *page; - - while (index <= end_index) { - page = find_get_page(inode->i_mapping, index); - BUG_ON(!page); /* Pages should be in the extent_io_tree */ - clear_page_dirty_for_io(page); - page_cache_release(page); - index++; - } - return 0; -} - -int extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end) -{ - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; - struct page *page; - - while (index <= end_index) { - page = find_get_page(inode->i_mapping, index); - BUG_ON(!page); /* Pages should be in the extent_io_tree */ - account_page_redirty(page); - __set_page_dirty_nobuffers(page); - page_cache_release(page); - index++; - } - return 0; -} - /* * helper function to set both pages and extents in the tree writeback */ diff --git a/trunk/fs/btrfs/extent_io.h b/trunk/fs/btrfs/extent_io.h index 258c92156857..6068a1985560 100644 --- a/trunk/fs/btrfs/extent_io.h +++ b/trunk/fs/btrfs/extent_io.h @@ -325,8 +325,6 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long offset, unsigned long *map_len); int extent_range_uptodate(struct extent_io_tree *tree, u64 start, u64 end); -int extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end); -int extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end); int extent_clear_unlock_delalloc(struct inode *inode, struct extent_io_tree *tree, u64 start, u64 end, struct page *locked_page, diff --git a/trunk/fs/btrfs/file-item.c b/trunk/fs/btrfs/file-item.c index c4628a201cb3..ec160202be3e 100644 --- a/trunk/fs/btrfs/file-item.c +++ b/trunk/fs/btrfs/file-item.c @@ -118,11 +118,9 @@ struct btrfs_csum_item *btrfs_lookup_csum(struct btrfs_trans_handle *trans, csums_in_item = btrfs_item_size_nr(leaf, path->slots[0]); csums_in_item /= csum_size; - if (csum_offset == csums_in_item) { + if (csum_offset >= csums_in_item) { ret = -EFBIG; goto fail; - } else if (csum_offset > csums_in_item) { - goto fail; } } item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_csum_item); @@ -730,6 +728,7 @@ int btrfs_csum_file_blocks(struct btrfs_trans_handle *trans, return -ENOMEM; sector_sum = sums->sums; + trans->adding_csums = 1; again: next_offset = (u64)-1; found_next = 0; @@ -900,6 +899,7 @@ int btrfs_csum_file_blocks(struct btrfs_trans_handle *trans, goto again; } out: + trans->adding_csums = 0; btrfs_free_path(path); return ret; diff --git a/trunk/fs/btrfs/file.c b/trunk/fs/btrfs/file.c index ade03e6f7bd2..af1d0605a5c1 100644 --- a/trunk/fs/btrfs/file.c +++ b/trunk/fs/btrfs/file.c @@ -591,7 +591,6 @@ void btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end, } compressed = test_bit(EXTENT_FLAG_COMPRESSED, &em->flags); clear_bit(EXTENT_FLAG_PINNED, &em->flags); - clear_bit(EXTENT_FLAG_LOGGING, &flags); remove_extent_mapping(em_tree, em); if (no_splits) goto next; @@ -2142,7 +2141,6 @@ static long btrfs_fallocate(struct file *file, int mode, { struct inode *inode = file_inode(file); struct extent_state *cached_state = NULL; - struct btrfs_root *root = BTRFS_I(inode)->root; u64 cur_offset; u64 last_byte; u64 alloc_start; @@ -2170,11 +2168,6 @@ static long btrfs_fallocate(struct file *file, int mode, ret = btrfs_check_data_free_space(inode, alloc_end - alloc_start); if (ret) return ret; - if (root->fs_info->quota_enabled) { - ret = btrfs_qgroup_reserve(root, alloc_end - alloc_start); - if (ret) - goto out_reserve_fail; - } /* * wait for ordered IO before we have any locks. We'll loop again @@ -2278,9 +2271,6 @@ static long btrfs_fallocate(struct file *file, int mode, &cached_state, GFP_NOFS); out: mutex_unlock(&inode->i_mutex); - if (root->fs_info->quota_enabled) - btrfs_qgroup_free(root, alloc_end - alloc_start); -out_reserve_fail: /* Let go of our reservation. */ btrfs_free_reserved_data_space(inode, alloc_end - alloc_start); return ret; diff --git a/trunk/fs/btrfs/inode.c b/trunk/fs/btrfs/inode.c index 09c58a35b429..c226daefd65d 100644 --- a/trunk/fs/btrfs/inode.c +++ b/trunk/fs/btrfs/inode.c @@ -353,7 +353,6 @@ static noinline int compress_file_range(struct inode *inode, int i; int will_compress; int compress_type = root->fs_info->compress_type; - int redirty = 0; /* if this is a small write inside eof, kick off a defrag */ if ((end - start + 1) < 16 * 1024 && @@ -416,17 +415,6 @@ static noinline int compress_file_range(struct inode *inode, if (BTRFS_I(inode)->force_compress) compress_type = BTRFS_I(inode)->force_compress; - /* - * we need to call clear_page_dirty_for_io on each - * page in the range. Otherwise applications with the file - * mmap'd can wander in and change the page contents while - * we are compressing them. - * - * If the compression fails for any reason, we set the pages - * dirty again later on. - */ - extent_range_clear_dirty_for_io(inode, start, end); - redirty = 1; ret = btrfs_compress_pages(compress_type, inode->i_mapping, start, total_compressed, pages, @@ -566,8 +554,6 @@ static noinline int compress_file_range(struct inode *inode, __set_page_dirty_nobuffers(locked_page); /* unlocked later on in the async handlers */ } - if (redirty) - extent_range_redirty_for_io(inode, start, end); add_async_extent(async_cow, start, end - start + 1, 0, NULL, 0, BTRFS_COMPRESS_NONE); *num_added += 1; @@ -1757,10 +1743,8 @@ static noinline int add_pending_csums(struct btrfs_trans_handle *trans, struct btrfs_ordered_sum *sum; list_for_each_entry(sum, list, list) { - trans->adding_csums = 1; btrfs_csum_file_blocks(trans, BTRFS_I(inode)->root->fs_info->csum_root, sum); - trans->adding_csums = 0; } return 0; } @@ -2328,7 +2312,6 @@ static noinline int relink_extent_backref(struct btrfs_path *path, key.type = BTRFS_EXTENT_DATA_KEY; key.offset = start; - path->leave_spinning = 1; if (merge) { struct btrfs_file_extent_item *fi; u64 extent_len; @@ -2385,7 +2368,6 @@ static noinline int relink_extent_backref(struct btrfs_path *path, btrfs_mark_buffer_dirty(leaf); inode_add_bytes(inode, len); - btrfs_release_path(path); ret = btrfs_inc_extent_ref(trans, root, new->bytenr, new->disk_len, 0, @@ -2399,7 +2381,6 @@ static noinline int relink_extent_backref(struct btrfs_path *path, ret = 1; out_free_path: btrfs_release_path(path); - path->leave_spinning = 0; btrfs_end_transaction(trans, root); out_unlock: unlock_extent_cached(&BTRFS_I(inode)->io_tree, lock_start, lock_end, @@ -3695,9 +3676,11 @@ static struct btrfs_trans_handle *__unlink_start_trans(struct inode *dir, * 1 for the dir item * 1 for the dir index * 1 for the inode ref + * 1 for the inode ref in the tree log + * 2 for the dir entries in the log * 1 for the inode */ - trans = btrfs_start_transaction(root, 5); + trans = btrfs_start_transaction(root, 8); if (!IS_ERR(trans) || PTR_ERR(trans) != -ENOSPC) return trans; @@ -8141,7 +8124,7 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry, * inodes. So 5 * 2 is 10, plus 1 for the new link, so 11 total items * should cover the worst case number of items we'll modify. */ - trans = btrfs_start_transaction(root, 11); + trans = btrfs_start_transaction(root, 20); if (IS_ERR(trans)) { ret = PTR_ERR(trans); goto out_notrans; @@ -8519,7 +8502,6 @@ static int __btrfs_prealloc_file_range(struct inode *inode, int mode, struct btrfs_key ins; u64 cur_offset = start; u64 i_size; - u64 cur_bytes; int ret = 0; bool own_trans = true; @@ -8534,9 +8516,8 @@ static int __btrfs_prealloc_file_range(struct inode *inode, int mode, } } - cur_bytes = min(num_bytes, 256ULL * 1024 * 1024); - cur_bytes = max(cur_bytes, min_size); - ret = btrfs_reserve_extent(trans, root, cur_bytes, + ret = btrfs_reserve_extent(trans, root, + min(num_bytes, 256ULL * 1024 * 1024), min_size, 0, *alloc_hint, &ins, 1); if (ret) { if (own_trans) diff --git a/trunk/fs/btrfs/ioctl.c b/trunk/fs/btrfs/ioctl.c index 2c02310ff2d9..c83086fdda05 100644 --- a/trunk/fs/btrfs/ioctl.c +++ b/trunk/fs/btrfs/ioctl.c @@ -527,8 +527,6 @@ static noinline int create_subvol(struct inode *dir, if (async_transid) { *async_transid = trans->transid; err = btrfs_commit_transaction_async(trans, root, 1); - if (err) - err = btrfs_commit_transaction(trans, root); } else { err = btrfs_commit_transaction(trans, root); } @@ -594,14 +592,16 @@ static int create_snapshot(struct btrfs_root *root, struct inode *dir, *async_transid = trans->transid; ret = btrfs_commit_transaction_async(trans, root->fs_info->extent_root, 1); - if (ret) - ret = btrfs_commit_transaction(trans, root); } else { ret = btrfs_commit_transaction(trans, root->fs_info->extent_root); } - if (ret) + if (ret) { + /* cleanup_transaction has freed this for us */ + if (trans->aborted) + pending_snapshot = NULL; goto fail; + } ret = pending_snapshot->error; if (ret) @@ -2245,6 +2245,13 @@ static int btrfs_ioctl_defrag(struct file *file, void __user *argp) if (ret) return ret; + if (atomic_xchg(&root->fs_info->mutually_exclusive_operation_running, + 1)) { + pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n"); + mnt_drop_write_file(file); + return -EINVAL; + } + if (btrfs_root_readonly(root)) { ret = -EROFS; goto out; @@ -2299,6 +2306,7 @@ static int btrfs_ioctl_defrag(struct file *file, void __user *argp) ret = -EINVAL; } out: + atomic_set(&root->fs_info->mutually_exclusive_operation_running, 0); mnt_drop_write_file(file); return ret; } diff --git a/trunk/fs/btrfs/locking.h b/trunk/fs/btrfs/locking.h index b81e0e9a4894..ca52681e5f40 100644 --- a/trunk/fs/btrfs/locking.h +++ b/trunk/fs/btrfs/locking.h @@ -26,6 +26,7 @@ void btrfs_tree_lock(struct extent_buffer *eb); void btrfs_tree_unlock(struct extent_buffer *eb); +int btrfs_try_spin_lock(struct extent_buffer *eb); void btrfs_tree_read_lock(struct extent_buffer *eb); void btrfs_tree_read_unlock(struct extent_buffer *eb); diff --git a/trunk/fs/btrfs/ordered-data.c b/trunk/fs/btrfs/ordered-data.c index 005c45db699e..dc08d77b717e 100644 --- a/trunk/fs/btrfs/ordered-data.c +++ b/trunk/fs/btrfs/ordered-data.c @@ -557,7 +557,6 @@ void btrfs_wait_ordered_extents(struct btrfs_root *root, int delay_iput) INIT_LIST_HEAD(&splice); INIT_LIST_HEAD(&works); - mutex_lock(&root->fs_info->ordered_operations_mutex); spin_lock(&root->fs_info->ordered_extent_lock); list_splice_init(&root->fs_info->ordered_extents, &splice); while (!list_empty(&splice)) { @@ -601,7 +600,6 @@ void btrfs_wait_ordered_extents(struct btrfs_root *root, int delay_iput) cond_resched(); } - mutex_unlock(&root->fs_info->ordered_operations_mutex); } /* diff --git a/trunk/fs/btrfs/qgroup.c b/trunk/fs/btrfs/qgroup.c index b44124dd2370..aee4b1cc3d98 100644 --- a/trunk/fs/btrfs/qgroup.c +++ b/trunk/fs/btrfs/qgroup.c @@ -1153,7 +1153,7 @@ int btrfs_qgroup_account_ref(struct btrfs_trans_handle *trans, ret = btrfs_find_all_roots(trans, fs_info, node->bytenr, sgn > 0 ? node->seq - 1 : node->seq, &roots); if (ret < 0) - return ret; + goto out; spin_lock(&fs_info->qgroup_lock); quota_root = fs_info->quota_root; @@ -1275,6 +1275,7 @@ int btrfs_qgroup_account_ref(struct btrfs_trans_handle *trans, ret = 0; unlock: spin_unlock(&fs_info->qgroup_lock); +out: ulist_free(roots); ulist_free(tmp); @@ -1524,23 +1525,21 @@ int btrfs_qgroup_reserve(struct btrfs_root *root, u64 num_bytes) if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_RFER) && qg->reserved + qg->rfer + num_bytes > - qg->max_rfer) { + qg->max_rfer) ret = -EDQUOT; - goto out; - } if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_EXCL) && qg->reserved + qg->excl + num_bytes > - qg->max_excl) { + qg->max_excl) ret = -EDQUOT; - goto out; - } list_for_each_entry(glist, &qg->groups, next_group) { ulist_add(ulist, glist->group->qgroupid, (uintptr_t)glist->group, GFP_ATOMIC); } } + if (ret) + goto out; /* * no limits exceeded, now record the reservation into all qgroups diff --git a/trunk/fs/btrfs/relocation.c b/trunk/fs/btrfs/relocation.c index b67171e6d688..50695dc5e2ab 100644 --- a/trunk/fs/btrfs/relocation.c +++ b/trunk/fs/btrfs/relocation.c @@ -1269,8 +1269,6 @@ static int __update_reloc_root(struct btrfs_root *root, int del) } spin_unlock(&rc->reloc_root_tree.lock); - if (!node) - return 0; BUG_ON((struct btrfs_root *)node->data != root); if (!del) { @@ -2239,21 +2237,6 @@ int prepare_to_merge(struct reloc_control *rc, int err) return err; } -static noinline_for_stack -void free_reloc_roots(struct list_head *list) -{ - struct btrfs_root *reloc_root; - - while (!list_empty(list)) { - reloc_root = list_entry(list->next, struct btrfs_root, - root_list); - __update_reloc_root(reloc_root, 1); - free_extent_buffer(reloc_root->node); - free_extent_buffer(reloc_root->commit_root); - kfree(reloc_root); - } -} - static noinline_for_stack int merge_reloc_roots(struct reloc_control *rc) { @@ -2261,7 +2244,7 @@ int merge_reloc_roots(struct reloc_control *rc) struct btrfs_root *reloc_root; LIST_HEAD(reloc_roots); int found = 0; - int ret = 0; + int ret; again: root = rc->extent_root; @@ -2287,33 +2270,20 @@ int merge_reloc_roots(struct reloc_control *rc) BUG_ON(root->reloc_root != reloc_root); ret = merge_reloc_root(rc, root); - if (ret) - goto out; + BUG_ON(ret); } else { list_del_init(&reloc_root->root_list); } ret = btrfs_drop_snapshot(reloc_root, rc->block_rsv, 0, 1); - if (ret < 0) { - if (list_empty(&reloc_root->root_list)) - list_add_tail(&reloc_root->root_list, - &reloc_roots); - goto out; - } + BUG_ON(ret < 0); } if (found) { found = 0; goto again; } -out: - if (ret) { - btrfs_std_error(root->fs_info, ret); - if (!list_empty(&reloc_roots)) - free_reloc_roots(&reloc_roots); - } - BUG_ON(!RB_EMPTY_ROOT(&rc->reloc_root_tree.rb_root)); - return ret; + return 0; } static void free_block_list(struct rb_root *blocks) @@ -2848,10 +2818,8 @@ int relocate_tree_blocks(struct btrfs_trans_handle *trans, int err = 0; path = btrfs_alloc_path(); - if (!path) { - err = -ENOMEM; - goto out_path; - } + if (!path) + return -ENOMEM; rb_node = rb_first(blocks); while (rb_node) { @@ -2890,11 +2858,10 @@ int relocate_tree_blocks(struct btrfs_trans_handle *trans, rb_node = rb_next(rb_node); } out: + free_block_list(blocks); err = finish_pending_nodes(trans, rc, path, err); btrfs_free_path(path); -out_path: - free_block_list(blocks); return err; } @@ -3731,15 +3698,7 @@ int prepare_to_relocate(struct reloc_control *rc) set_reloc_control(rc); trans = btrfs_join_transaction(rc->extent_root); - if (IS_ERR(trans)) { - unset_reloc_control(rc); - /* - * extent tree is not a ref_cow tree and has no reloc_root to - * cleanup. And callers are responsible to free the above - * block rsv. - */ - return PTR_ERR(trans); - } + BUG_ON(IS_ERR(trans)); btrfs_commit_transaction(trans, rc->extent_root); return 0; } @@ -3771,11 +3730,7 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc) while (1) { progress++; trans = btrfs_start_transaction(rc->extent_root, 0); - if (IS_ERR(trans)) { - err = PTR_ERR(trans); - trans = NULL; - break; - } + BUG_ON(IS_ERR(trans)); restart: if (update_backref_cache(trans, &rc->backref_cache)) { btrfs_end_transaction(trans, rc->extent_root); @@ -4309,9 +4264,14 @@ int btrfs_recover_relocation(struct btrfs_root *root) out_free: kfree(rc); out: - if (!list_empty(&reloc_roots)) - free_reloc_roots(&reloc_roots); - + while (!list_empty(&reloc_roots)) { + reloc_root = list_entry(reloc_roots.next, + struct btrfs_root, root_list); + list_del(&reloc_root->root_list); + free_extent_buffer(reloc_root->node); + free_extent_buffer(reloc_root->commit_root); + kfree(reloc_root); + } btrfs_free_path(path); if (err == 0) { diff --git a/trunk/fs/btrfs/scrub.c b/trunk/fs/btrfs/scrub.c index 85e072b956d5..53c3501fa4ca 100644 --- a/trunk/fs/btrfs/scrub.c +++ b/trunk/fs/btrfs/scrub.c @@ -542,6 +542,7 @@ static void scrub_print_warning(const char *errstr, struct scrub_block *sblock) eb = path->nodes[0]; ei = btrfs_item_ptr(eb, path->slots[0], struct btrfs_extent_item); item_size = btrfs_item_size_nr(eb, path->slots[0]); + btrfs_release_path(path); if (flags & BTRFS_EXTENT_FLAG_TREE_BLOCK) { do { @@ -557,9 +558,7 @@ static void scrub_print_warning(const char *errstr, struct scrub_block *sblock) ret < 0 ? -1 : ref_level, ret < 0 ? -1 : ref_root); } while (ret != 1); - btrfs_release_path(path); } else { - btrfs_release_path(path); swarn.path = path; swarn.dev = dev; iterate_extent_inodes(fs_info, found_key.objectid, diff --git a/trunk/fs/btrfs/send.c b/trunk/fs/btrfs/send.c index c85e7c6b4598..f7a8b861058b 100644 --- a/trunk/fs/btrfs/send.c +++ b/trunk/fs/btrfs/send.c @@ -3945,10 +3945,12 @@ static int is_extent_unchanged(struct send_ctx *sctx, found_key.type != key.type) { key.offset += right_len; break; - } - if (found_key.offset != key.offset + right_len) { - ret = 0; - goto out; + } else { + if (found_key.offset != key.offset + right_len) { + /* Should really not happen */ + ret = -EIO; + goto out; + } } key = found_key; } diff --git a/trunk/fs/btrfs/super.c b/trunk/fs/btrfs/super.c index f6b88595f858..68a29a1ea068 100644 --- a/trunk/fs/btrfs/super.c +++ b/trunk/fs/btrfs/super.c @@ -1558,7 +1558,6 @@ static struct file_system_type btrfs_fs_type = { .kill_sb = btrfs_kill_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("btrfs"); /* * used by btrfsctl to scan devices when no FS is mounted diff --git a/trunk/fs/btrfs/transaction.c b/trunk/fs/btrfs/transaction.c index 50767bbaad6c..e52da6fb1165 100644 --- a/trunk/fs/btrfs/transaction.c +++ b/trunk/fs/btrfs/transaction.c @@ -625,13 +625,14 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans, btrfs_trans_release_metadata(trans, root); trans->block_rsv = NULL; + /* + * the same root has to be passed to start_transaction and + * end_transaction. Subvolume quota depends on this. + */ + WARN_ON(trans->root != root); if (trans->qgroup_reserved) { - /* - * the same root has to be passed here between start_transaction - * and end_transaction. Subvolume quota depends on this. - */ - btrfs_qgroup_free(trans->root, trans->qgroup_reserved); + btrfs_qgroup_free(root, trans->qgroup_reserved); trans->qgroup_reserved = 0; } @@ -1051,12 +1052,7 @@ int btrfs_defrag_root(struct btrfs_root *root) /* * new snapshots need to be created at a very specific time in the - * transaction commit. This does the actual creation. - * - * Note: - * If the error which may affect the commitment of the current transaction - * happens, we should return the error number. If the error which just affect - * the creation of the pending snapshots, just return 0. + * transaction commit. This does the actual creation */ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, struct btrfs_fs_info *fs_info, @@ -1075,7 +1071,7 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, struct extent_buffer *tmp; struct extent_buffer *old; struct timespec cur_time = CURRENT_TIME; - int ret = 0; + int ret; u64 to_reserve = 0; u64 index = 0; u64 objectid; @@ -1084,36 +1080,40 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, path = btrfs_alloc_path(); if (!path) { - pending->error = -ENOMEM; - return 0; + ret = pending->error = -ENOMEM; + return ret; } new_root_item = kmalloc(sizeof(*new_root_item), GFP_NOFS); if (!new_root_item) { - pending->error = -ENOMEM; + ret = pending->error = -ENOMEM; goto root_item_alloc_fail; } - pending->error = btrfs_find_free_objectid(tree_root, &objectid); - if (pending->error) + ret = btrfs_find_free_objectid(tree_root, &objectid); + if (ret) { + pending->error = ret; goto no_free_objectid; + } btrfs_reloc_pre_snapshot(trans, pending, &to_reserve); if (to_reserve > 0) { - pending->error = btrfs_block_rsv_add(root, - &pending->block_rsv, - to_reserve, - BTRFS_RESERVE_NO_FLUSH); - if (pending->error) + ret = btrfs_block_rsv_add(root, &pending->block_rsv, + to_reserve, + BTRFS_RESERVE_NO_FLUSH); + if (ret) { + pending->error = ret; goto no_free_objectid; + } } - pending->error = btrfs_qgroup_inherit(trans, fs_info, - root->root_key.objectid, - objectid, pending->inherit); - if (pending->error) + ret = btrfs_qgroup_inherit(trans, fs_info, root->root_key.objectid, + objectid, pending->inherit); + if (ret) { + pending->error = ret; goto no_free_objectid; + } key.objectid = objectid; key.offset = (u64)-1; @@ -1141,7 +1141,7 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, dentry->d_name.len, 0); if (dir_item != NULL && !IS_ERR(dir_item)) { pending->error = -EEXIST; - goto dir_item_existed; + goto fail; } else if (IS_ERR(dir_item)) { ret = PTR_ERR(dir_item); btrfs_abort_transaction(trans, root, ret); @@ -1272,8 +1272,6 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, if (ret) btrfs_abort_transaction(trans, root, ret); fail: - pending->error = ret; -dir_item_existed: trans->block_rsv = rsv; trans->bytes_reserved = 0; no_free_objectid: @@ -1289,17 +1287,12 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, static noinline int create_pending_snapshots(struct btrfs_trans_handle *trans, struct btrfs_fs_info *fs_info) { - struct btrfs_pending_snapshot *pending, *next; + struct btrfs_pending_snapshot *pending; struct list_head *head = &trans->transaction->pending_snapshots; - int ret = 0; - list_for_each_entry_safe(pending, next, head, list) { - list_del(&pending->list); - ret = create_pending_snapshot(trans, fs_info, pending); - if (ret) - break; - } - return ret; + list_for_each_entry(pending, head, list) + create_pending_snapshot(trans, fs_info, pending); + return 0; } static void update_super_roots(struct btrfs_root *root) @@ -1455,13 +1448,6 @@ static void cleanup_transaction(struct btrfs_trans_handle *trans, btrfs_abort_transaction(trans, root, err); spin_lock(&root->fs_info->trans_lock); - - if (list_empty(&cur_trans->list)) { - spin_unlock(&root->fs_info->trans_lock); - btrfs_end_transaction(trans, root); - return; - } - list_del_init(&cur_trans->list); if (cur_trans == root->fs_info->running_transaction) { root->fs_info->trans_no_join = 1; diff --git a/trunk/fs/btrfs/tree-log.c b/trunk/fs/btrfs/tree-log.c index ef96381569a4..c7ef569eb22a 100644 --- a/trunk/fs/btrfs/tree-log.c +++ b/trunk/fs/btrfs/tree-log.c @@ -317,7 +317,6 @@ static noinline int overwrite_item(struct btrfs_trans_handle *trans, unsigned long src_ptr; unsigned long dst_ptr; int overwrite_root = 0; - bool inode_item = key->type == BTRFS_INODE_ITEM_KEY; if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID) overwrite_root = 1; @@ -327,9 +326,6 @@ static noinline int overwrite_item(struct btrfs_trans_handle *trans, /* look for the key in the destination tree */ ret = btrfs_search_slot(NULL, root, key, path, 0, 0); - if (ret < 0) - return ret; - if (ret == 0) { char *src_copy; char *dst_copy; @@ -371,30 +367,6 @@ static noinline int overwrite_item(struct btrfs_trans_handle *trans, return 0; } - /* - * We need to load the old nbytes into the inode so when we - * replay the extents we've logged we get the right nbytes. - */ - if (inode_item) { - struct btrfs_inode_item *item; - u64 nbytes; - - item = btrfs_item_ptr(path->nodes[0], path->slots[0], - struct btrfs_inode_item); - nbytes = btrfs_inode_nbytes(path->nodes[0], item); - item = btrfs_item_ptr(eb, slot, - struct btrfs_inode_item); - btrfs_set_inode_nbytes(eb, item, nbytes); - } - } else if (inode_item) { - struct btrfs_inode_item *item; - - /* - * New inode, set nbytes to 0 so that the nbytes comes out - * properly when we replay the extents. - */ - item = btrfs_item_ptr(eb, slot, struct btrfs_inode_item); - btrfs_set_inode_nbytes(eb, item, 0); } insert: btrfs_release_path(path); @@ -514,7 +486,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, int found_type; u64 extent_end; u64 start = key->offset; - u64 nbytes = 0; + u64 saved_nbytes; struct btrfs_file_extent_item *item; struct inode *inode = NULL; unsigned long size; @@ -524,19 +496,10 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, found_type = btrfs_file_extent_type(eb, item); if (found_type == BTRFS_FILE_EXTENT_REG || - found_type == BTRFS_FILE_EXTENT_PREALLOC) { - nbytes = btrfs_file_extent_num_bytes(eb, item); - extent_end = start + nbytes; - - /* - * We don't add to the inodes nbytes if we are prealloc or a - * hole. - */ - if (btrfs_file_extent_disk_bytenr(eb, item) == 0) - nbytes = 0; - } else if (found_type == BTRFS_FILE_EXTENT_INLINE) { + found_type == BTRFS_FILE_EXTENT_PREALLOC) + extent_end = start + btrfs_file_extent_num_bytes(eb, item); + else if (found_type == BTRFS_FILE_EXTENT_INLINE) { size = btrfs_file_extent_inline_len(eb, item); - nbytes = btrfs_file_extent_ram_bytes(eb, item); extent_end = ALIGN(start + size, root->sectorsize); } else { ret = 0; @@ -585,6 +548,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, } btrfs_release_path(path); + saved_nbytes = inode_get_bytes(inode); /* drop any overlapping extents */ ret = btrfs_drop_extents(trans, root, inode, start, extent_end, 1); BUG_ON(ret); @@ -671,7 +635,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, BUG_ON(ret); } - inode_add_bytes(inode, nbytes); + inode_set_bytes(inode, saved_nbytes); ret = btrfs_update_inode(trans, root, inode); out: if (inode) @@ -1418,10 +1382,7 @@ static noinline int link_to_fixup_dir(struct btrfs_trans_handle *trans, btrfs_release_path(path); if (ret == 0) { - if (!inode->i_nlink) - set_nlink(inode, 1); - else - btrfs_inc_nlink(inode); + btrfs_inc_nlink(inode); ret = btrfs_update_inode(trans, root, inode); } else if (ret == -EEXIST) { ret = 0; diff --git a/trunk/fs/btrfs/volumes.c b/trunk/fs/btrfs/volumes.c index 2854c824ab64..35bb2d4ed29f 100644 --- a/trunk/fs/btrfs/volumes.c +++ b/trunk/fs/btrfs/volumes.c @@ -684,12 +684,6 @@ int btrfs_close_devices(struct btrfs_fs_devices *fs_devices) __btrfs_close_devices(fs_devices); free_fs_devices(fs_devices); } - /* - * Wait for rcu kworkers under __btrfs_close_devices - * to finish all blkdev_puts so device is really - * free when umount is done. - */ - rcu_barrier(); return ret; } @@ -2385,11 +2379,7 @@ static int btrfs_relocate_chunk(struct btrfs_root *root, return ret; trans = btrfs_start_transaction(root, 0); - if (IS_ERR(trans)) { - ret = PTR_ERR(trans); - btrfs_std_error(root->fs_info, ret); - return ret; - } + BUG_ON(IS_ERR(trans)); lock_chunks(root); @@ -3060,8 +3050,7 @@ static void __cancel_balance(struct btrfs_fs_info *fs_info) unset_balance_control(fs_info); ret = del_balance_item(fs_info->tree_root); - if (ret) - btrfs_std_error(fs_info, ret); + BUG_ON(ret); atomic_set(&fs_info->mutually_exclusive_operation_running, 0); } @@ -3241,11 +3230,6 @@ int btrfs_balance(struct btrfs_balance_control *bctl, update_ioctl_balance_args(fs_info, 0, bargs); } - if ((ret && ret != -ECANCELED && ret != -ENOSPC) || - balance_need_close(fs_info)) { - __cancel_balance(fs_info); - } - wake_up(&fs_info->balance_wait_q); return ret; @@ -4935,18 +4919,7 @@ int btrfs_rmap_block(struct btrfs_mapping_tree *map_tree, em = lookup_extent_mapping(em_tree, chunk_start, 1); read_unlock(&em_tree->lock); - if (!em) { - printk(KERN_ERR "btrfs: couldn't find em for chunk %Lu\n", - chunk_start); - return -EIO; - } - - if (em->start != chunk_start) { - printk(KERN_ERR "btrfs: bad chunk start, em=%Lu, wanted=%Lu\n", - em->start, chunk_start); - free_extent_map(em); - return -EIO; - } + BUG_ON(!em || em->start != chunk_start); map = (struct map_lookup *)em->bdev; length = em->len; diff --git a/trunk/fs/ceph/super.c b/trunk/fs/ceph/super.c index 6ddc0bca56b2..9fe17c6c2876 100644 --- a/trunk/fs/ceph/super.c +++ b/trunk/fs/ceph/super.c @@ -952,7 +952,6 @@ static struct file_system_type ceph_fs_type = { .kill_sb = ceph_kill_sb, .fs_flags = FS_RENAME_DOES_D_MOVE, }; -MODULE_ALIAS_FS("ceph"); #define _STRINGIFY(x) #x #define STRINGIFY(x) _STRINGIFY(x) diff --git a/trunk/fs/cifs/asn1.c b/trunk/fs/cifs/asn1.c index 1d36db114772..cfd1ce34e0bc 100644 --- a/trunk/fs/cifs/asn1.c +++ b/trunk/fs/cifs/asn1.c @@ -614,10 +614,53 @@ decode_negTokenInit(unsigned char *security_blob, int length, } } - /* - * We currently ignore anything at the end of the SPNEGO blob after - * the mechTypes have been parsed, since none of that info is - * used at the moment. - */ + /* mechlistMIC */ + if (asn1_header_decode(&ctx, &end, &cls, &con, &tag) == 0) { + /* Check if we have reached the end of the blob, but with + no mechListMic (e.g. NTLMSSP instead of KRB5) */ + if (ctx.error == ASN1_ERR_DEC_EMPTY) + goto decode_negtoken_exit; + cFYI(1, "Error decoding last part negTokenInit exit3"); + return 0; + } else if ((cls != ASN1_CTX) || (con != ASN1_CON)) { + /* tag = 3 indicating mechListMIC */ + cFYI(1, "Exit 4 cls = %d con = %d tag = %d end = %p (%d)", + cls, con, tag, end, *end); + return 0; + } + + /* sequence */ + if (asn1_header_decode(&ctx, &end, &cls, &con, &tag) == 0) { + cFYI(1, "Error decoding last part negTokenInit exit5"); + return 0; + } else if ((cls != ASN1_UNI) || (con != ASN1_CON) + || (tag != ASN1_SEQ)) { + cFYI(1, "cls = %d con = %d tag = %d end = %p (%d)", + cls, con, tag, end, *end); + } + + /* sequence of */ + if (asn1_header_decode(&ctx, &end, &cls, &con, &tag) == 0) { + cFYI(1, "Error decoding last part negTokenInit exit 7"); + return 0; + } else if ((cls != ASN1_CTX) || (con != ASN1_CON)) { + cFYI(1, "Exit 8 cls = %d con = %d tag = %d end = %p (%d)", + cls, con, tag, end, *end); + return 0; + } + + /* general string */ + if (asn1_header_decode(&ctx, &end, &cls, &con, &tag) == 0) { + cFYI(1, "Error decoding last part negTokenInit exit9"); + return 0; + } else if ((cls != ASN1_UNI) || (con != ASN1_PRI) + || (tag != ASN1_GENSTR)) { + cFYI(1, "Exit10 cls = %d con = %d tag = %d end = %p (%d)", + cls, con, tag, end, *end); + return 0; + } + cFYI(1, "Need to call asn1_octets_decode() function for %s", + ctx.pointer); /* is this UTF-8 or ASCII? */ +decode_negtoken_exit: return 1; } diff --git a/trunk/fs/cifs/cifsfs.c b/trunk/fs/cifs/cifsfs.c index 345fc89c4286..1a052c0eee8e 100644 --- a/trunk/fs/cifs/cifsfs.c +++ b/trunk/fs/cifs/cifsfs.c @@ -91,30 +91,6 @@ struct workqueue_struct *cifsiod_wq; __u8 cifs_client_guid[SMB2_CLIENT_GUID_SIZE]; #endif -/* - * Bumps refcount for cifs super block. - * Note that it should be only called if a referece to VFS super block is - * already held, e.g. in open-type syscalls context. Otherwise it can race with - * atomic_dec_and_test in deactivate_locked_super. - */ -void -cifs_sb_active(struct super_block *sb) -{ - struct cifs_sb_info *server = CIFS_SB(sb); - - if (atomic_inc_return(&server->active) == 1) - atomic_inc(&sb->s_active); -} - -void -cifs_sb_deactive(struct super_block *sb) -{ - struct cifs_sb_info *server = CIFS_SB(sb); - - if (atomic_dec_and_test(&server->active)) - deactivate_super(sb); -} - static int cifs_read_super(struct super_block *sb) { @@ -801,7 +777,6 @@ struct file_system_type cifs_fs_type = { .kill_sb = cifs_kill_sb, /* .fs_flags */ }; -MODULE_ALIAS_FS("cifs"); const struct inode_operations cifs_dir_inode_ops = { .create = cifs_create, .atomic_open = cifs_atomic_open, diff --git a/trunk/fs/cifs/cifsfs.h b/trunk/fs/cifs/cifsfs.h index 0e32c3446ce9..7163419cecd9 100644 --- a/trunk/fs/cifs/cifsfs.h +++ b/trunk/fs/cifs/cifsfs.h @@ -41,10 +41,6 @@ extern struct file_system_type cifs_fs_type; extern const struct address_space_operations cifs_addr_ops; extern const struct address_space_operations cifs_addr_ops_smallbuf; -/* Functions related to super block operations */ -extern void cifs_sb_active(struct super_block *sb); -extern void cifs_sb_deactive(struct super_block *sb); - /* Functions related to inodes */ extern const struct inode_operations cifs_dir_inode_ops; extern struct inode *cifs_root_iget(struct super_block *); diff --git a/trunk/fs/cifs/cifssmb.c b/trunk/fs/cifs/cifssmb.c index 8e2e799e7a24..7353bc5d73d7 100644 --- a/trunk/fs/cifs/cifssmb.c +++ b/trunk/fs/cifs/cifssmb.c @@ -1909,12 +1909,12 @@ cifs_writev_requeue(struct cifs_writedata *wdata) } while (rc == -EAGAIN); for (i = 0; i < wdata->nr_pages; i++) { - unlock_page(wdata->pages[i]); if (rc != 0) { SetPageError(wdata->pages[i]); end_page_writeback(wdata->pages[i]); page_cache_release(wdata->pages[i]); } + unlock_page(wdata->pages[i]); } mapping_set_error(inode->i_mapping, rc); diff --git a/trunk/fs/cifs/connect.c b/trunk/fs/cifs/connect.c index 21b3a291c327..54125e04fd0c 100644 --- a/trunk/fs/cifs/connect.c +++ b/trunk/fs/cifs/connect.c @@ -97,7 +97,7 @@ enum { Opt_user, Opt_pass, Opt_ip, Opt_unc, Opt_domain, Opt_srcaddr, Opt_prefixpath, - Opt_iocharset, + Opt_iocharset, Opt_sockopt, Opt_netbiosname, Opt_servern, Opt_ver, Opt_vers, Opt_sec, Opt_cache, @@ -202,6 +202,7 @@ static const match_table_t cifs_mount_option_tokens = { { Opt_srcaddr, "srcaddr=%s" }, { Opt_prefixpath, "prefixpath=%s" }, { Opt_iocharset, "iocharset=%s" }, + { Opt_sockopt, "sockopt=%s" }, { Opt_netbiosname, "netbiosname=%s" }, { Opt_servern, "servern=%s" }, { Opt_ver, "ver=%s" }, @@ -1575,24 +1576,14 @@ cifs_parse_mount_options(const char *mountdata, const char *devname, } break; case Opt_blank_pass: + vol->password = NULL; + break; + case Opt_pass: /* passwords have to be handled differently * to allow the character used for deliminator * to be passed within them */ - /* - * Check if this is a case where the password - * starts with a delimiter - */ - tmp_end = strchr(data, '='); - tmp_end++; - if (!(tmp_end < end && tmp_end[1] == delim)) { - /* No it is not. Set the password to NULL */ - vol->password = NULL; - break; - } - /* Yes it is. Drop down to Opt_pass below.*/ - case Opt_pass: /* Obtain the value string */ value = strchr(data, '='); value++; @@ -1761,6 +1752,19 @@ cifs_parse_mount_options(const char *mountdata, const char *devname, */ cFYI(1, "iocharset set to %s", string); break; + case Opt_sockopt: + string = match_strdup(args); + if (string == NULL) + goto out_nomem; + + if (strnicmp(string, "TCP_NODELAY", 11) == 0) { + printk(KERN_WARNING "CIFS: the " + "sockopt=TCP_NODELAY option has been " + "deprecated and will be removed " + "in 3.9\n"); + vol->sockopt_tcp_nodelay = 1; + } + break; case Opt_netbiosname: string = match_strdup(args); if (string == NULL) diff --git a/trunk/fs/cifs/file.c b/trunk/fs/cifs/file.c index 7a0dd99e4507..8c0d85577314 100644 --- a/trunk/fs/cifs/file.c +++ b/trunk/fs/cifs/file.c @@ -300,8 +300,6 @@ cifs_new_fileinfo(struct cifs_fid *fid, struct file *file, INIT_WORK(&cfile->oplock_break, cifs_oplock_break); mutex_init(&cfile->fh_mutex); - cifs_sb_active(inode->i_sb); - /* * If the server returned a read oplock and we have mandatory brlocks, * set oplock level to None. @@ -351,8 +349,7 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file) struct cifs_tcon *tcon = tlink_tcon(cifs_file->tlink); struct TCP_Server_Info *server = tcon->ses->server; struct cifsInodeInfo *cifsi = CIFS_I(inode); - struct super_block *sb = inode->i_sb; - struct cifs_sb_info *cifs_sb = CIFS_SB(sb); + struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb); struct cifsLockInfo *li, *tmp; struct cifs_fid fid; struct cifs_pending_open open; @@ -417,7 +414,6 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file) cifs_put_tlink(cifs_file->tlink); dput(cifs_file->dentry); - cifs_sb_deactive(sb); kfree(cifs_file); } diff --git a/trunk/fs/cifs/inode.c b/trunk/fs/cifs/inode.c index 20887bf63121..83f2606c76d0 100644 --- a/trunk/fs/cifs/inode.c +++ b/trunk/fs/cifs/inode.c @@ -995,15 +995,6 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry, return PTR_ERR(tlink); tcon = tlink_tcon(tlink); - /* - * We cannot rename the file if the server doesn't support - * CAP_INFOLEVEL_PASSTHRU - */ - if (!(tcon->ses->capabilities & CAP_INFOLEVEL_PASSTHRU)) { - rc = -EBUSY; - goto out; - } - rc = CIFSSMBOpen(xid, tcon, full_path, FILE_OPEN, DELETE|FILE_WRITE_ATTRIBUTES, CREATE_NOT_DIR, &netfid, &oplock, NULL, cifs_sb->local_nls, @@ -1032,7 +1023,7 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry, current->tgid); /* although we would like to mark the file hidden if that fails we will still try to rename it */ - if (!rc) + if (rc != 0) cifsInode->cifsAttrs = dosattr; else dosattr = origattr; /* since not able to change them */ @@ -1043,7 +1034,7 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); if (rc != 0) { - rc = -EBUSY; + rc = -ETXTBSY; goto undo_setattr; } @@ -1062,7 +1053,7 @@ cifs_rename_pending_delete(const char *full_path, struct dentry *dentry, if (rc == -ENOENT) rc = 0; else if (rc != 0) { - rc = -EBUSY; + rc = -ETXTBSY; goto undo_rename; } cifsInode->delete_pending = true; @@ -1169,13 +1160,15 @@ int cifs_unlink(struct inode *dir, struct dentry *dentry) cifs_drop_nlink(inode); } else if (rc == -ENOENT) { d_drop(dentry); - } else if (rc == -EBUSY) { + } else if (rc == -ETXTBSY) { if (server->ops->rename_pending_delete) { rc = server->ops->rename_pending_delete(full_path, dentry, xid); if (rc == 0) cifs_drop_nlink(inode); } + if (rc == -ETXTBSY) + rc = -EBUSY; } else if ((rc == -EACCES) && (dosattr == 0) && inode) { attrs = kzalloc(sizeof(*attrs), GFP_KERNEL); if (attrs == NULL) { @@ -1516,7 +1509,7 @@ cifs_do_rename(const unsigned int xid, struct dentry *from_dentry, * source. Note that cross directory moves do not work with * rename by filehandle to various Windows servers. */ - if (rc == 0 || rc != -EBUSY) + if (rc == 0 || rc != -ETXTBSY) goto do_rename_exit; /* open-file renames don't work across directories */ diff --git a/trunk/fs/cifs/netmisc.c b/trunk/fs/cifs/netmisc.c index c0b25b28be6c..a82bc51fdc82 100644 --- a/trunk/fs/cifs/netmisc.c +++ b/trunk/fs/cifs/netmisc.c @@ -62,7 +62,7 @@ static const struct smb_to_posix_error mapping_table_ERRDOS[] = { {ERRdiffdevice, -EXDEV}, {ERRnofiles, -ENOENT}, {ERRwriteprot, -EROFS}, - {ERRbadshare, -EBUSY}, + {ERRbadshare, -ETXTBSY}, {ERRlock, -EACCES}, {ERRunsup, -EINVAL}, {ERRnosuchshare, -ENXIO}, diff --git a/trunk/fs/cifs/smb2ops.c b/trunk/fs/cifs/smb2ops.c index bceffe7b8f8d..c9c7aa7ed966 100644 --- a/trunk/fs/cifs/smb2ops.c +++ b/trunk/fs/cifs/smb2ops.c @@ -744,5 +744,4 @@ struct smb_version_values smb30_values = { .cap_unix = 0, .cap_nt_find = SMB2_NT_FIND, .cap_large_files = SMB2_LARGE_FILES, - .oplock_read = SMB2_OPLOCK_LEVEL_II, }; diff --git a/trunk/fs/coda/inode.c b/trunk/fs/coda/inode.c index 4dcc0d81a7aa..dada9d0abede 100644 --- a/trunk/fs/coda/inode.c +++ b/trunk/fs/coda/inode.c @@ -329,5 +329,4 @@ struct file_system_type coda_fs_type = { .kill_sb = kill_anon_super, .fs_flags = FS_BINARY_MOUNTDATA, }; -MODULE_ALIAS_FS("coda"); diff --git a/trunk/fs/compat.c b/trunk/fs/compat.c index d487985dd0ea..fe40fde29111 100644 --- a/trunk/fs/compat.c +++ b/trunk/fs/compat.c @@ -558,10 +558,6 @@ ssize_t compat_rw_copy_check_uvector(int type, } *ret_pointer = iov; - ret = -EFAULT; - if (!access_ok(VERIFY_READ, uvector, nr_segs*sizeof(*uvector))) - goto out; - /* * Single unix specification: * We should -EINVAL if an element length is not >= 0 and fitting an @@ -1084,12 +1080,17 @@ static ssize_t compat_do_readv_writev(int type, struct file *file, if (!file->f_op) goto out; - ret = compat_rw_copy_check_uvector(type, uvector, nr_segs, + ret = -EFAULT; + if (!access_ok(VERIFY_READ, uvector, nr_segs*sizeof(*uvector))) + goto out; + + tot_len = compat_rw_copy_check_uvector(type, uvector, nr_segs, UIO_FASTIOV, iovstack, &iov); - if (ret <= 0) + if (tot_len == 0) { + ret = 0; goto out; + } - tot_len = ret; ret = rw_verify_area(type, file, pos, tot_len); if (ret < 0) goto out; diff --git a/trunk/fs/configfs/mount.c b/trunk/fs/configfs/mount.c index 7f26c3cf75ae..aee0a7ebbd8e 100644 --- a/trunk/fs/configfs/mount.c +++ b/trunk/fs/configfs/mount.c @@ -114,7 +114,6 @@ static struct file_system_type configfs_fs_type = { .mount = configfs_do_mount, .kill_sb = kill_litter_super, }; -MODULE_ALIAS_FS("configfs"); struct dentry *configfs_pin_fs(void) { diff --git a/trunk/fs/cramfs/inode.c b/trunk/fs/cramfs/inode.c index 35b1c7bd18b7..3ceb9ec976e1 100644 --- a/trunk/fs/cramfs/inode.c +++ b/trunk/fs/cramfs/inode.c @@ -573,7 +573,6 @@ static struct file_system_type cramfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("cramfs"); static int __init init_cramfs_fs(void) { diff --git a/trunk/fs/dcache.c b/trunk/fs/dcache.c index e8bc3420d63e..fbfae008ba44 100644 --- a/trunk/fs/dcache.c +++ b/trunk/fs/dcache.c @@ -2542,6 +2542,7 @@ static int prepend_path(const struct path *path, bool slash = false; int error = 0; + br_read_lock(&vfsmount_lock); while (dentry != root->dentry || vfsmnt != root->mnt) { struct dentry * parent; @@ -2571,6 +2572,8 @@ static int prepend_path(const struct path *path, if (!error && !slash) error = prepend(buffer, buflen, "/", 1); +out: + br_read_unlock(&vfsmount_lock); return error; global_root: @@ -2587,7 +2590,7 @@ static int prepend_path(const struct path *path, error = prepend(buffer, buflen, "/", 1); if (!error) error = is_mounted(vfsmnt) ? 1 : 2; - return error; + goto out; } /** @@ -2614,11 +2617,9 @@ char *__d_path(const struct path *path, int error; prepend(&res, &buflen, "\0", 1); - br_read_lock(&vfsmount_lock); write_seqlock(&rename_lock); error = prepend_path(path, root, &res, &buflen); write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); if (error < 0) return ERR_PTR(error); @@ -2635,11 +2636,9 @@ char *d_absolute_path(const struct path *path, int error; prepend(&res, &buflen, "\0", 1); - br_read_lock(&vfsmount_lock); write_seqlock(&rename_lock); error = prepend_path(path, &root, &res, &buflen); write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); if (error > 1) error = -EINVAL; @@ -2703,13 +2702,11 @@ char *d_path(const struct path *path, char *buf, int buflen) return path->dentry->d_op->d_dname(path->dentry, buf, buflen); get_fs_root(current->fs, &root); - br_read_lock(&vfsmount_lock); write_seqlock(&rename_lock); error = path_with_deleted(path, &root, &res, &buflen); - write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); if (error < 0) res = ERR_PTR(error); + write_sequnlock(&rename_lock); path_put(&root); return res; } @@ -2833,7 +2830,6 @@ SYSCALL_DEFINE2(getcwd, char __user *, buf, unsigned long, size) get_fs_root_and_pwd(current->fs, &root, &pwd); error = -ENOENT; - br_read_lock(&vfsmount_lock); write_seqlock(&rename_lock); if (!d_unlinked(pwd.dentry)) { unsigned long len; @@ -2843,7 +2839,6 @@ SYSCALL_DEFINE2(getcwd, char __user *, buf, unsigned long, size) prepend(&cwd, &buflen, "\0", 1); error = prepend_path(&pwd, &root, &cwd, &buflen); write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); if (error < 0) goto out; @@ -2864,7 +2859,6 @@ SYSCALL_DEFINE2(getcwd, char __user *, buf, unsigned long, size) } } else { write_sequnlock(&rename_lock); - br_read_unlock(&vfsmount_lock); } out: diff --git a/trunk/fs/debugfs/inode.c b/trunk/fs/debugfs/inode.c index 4888cb3fdef7..0c4f80b447fb 100644 --- a/trunk/fs/debugfs/inode.c +++ b/trunk/fs/debugfs/inode.c @@ -299,7 +299,6 @@ static struct file_system_type debug_fs_type = { .mount = debug_mount, .kill_sb = kill_litter_super, }; -MODULE_ALIAS_FS("debugfs"); static struct dentry *__create_file(const char *name, umode_t mode, struct dentry *parent, void *data, diff --git a/trunk/fs/ecryptfs/Kconfig b/trunk/fs/ecryptfs/Kconfig index 434aa313f077..e15ef38c24fa 100644 --- a/trunk/fs/ecryptfs/Kconfig +++ b/trunk/fs/ecryptfs/Kconfig @@ -12,11 +12,3 @@ config ECRYPT_FS To compile this file system support as a module, choose M here: the module will be called ecryptfs. - -config ECRYPT_FS_MESSAGING - bool "Enable notifications for userspace key wrap/unwrap" - depends on ECRYPT_FS - help - Enables the /dev/ecryptfs entry for use by ecryptfsd. This allows - for userspace to wrap/unwrap file encryption keys by other - backends, like OpenSSL. diff --git a/trunk/fs/ecryptfs/Makefile b/trunk/fs/ecryptfs/Makefile index 49678a69947d..2cc9ee4ad2eb 100644 --- a/trunk/fs/ecryptfs/Makefile +++ b/trunk/fs/ecryptfs/Makefile @@ -1,10 +1,7 @@ # -# Makefile for the Linux eCryptfs +# Makefile for the Linux 2.6 eCryptfs # obj-$(CONFIG_ECRYPT_FS) += ecryptfs.o -ecryptfs-y := dentry.o file.o inode.o main.o super.o mmap.o read_write.o \ - crypto.o keystore.o kthread.o debug.o - -ecryptfs-$(CONFIG_ECRYPT_FS_MESSAGING) += messaging.o miscdev.o +ecryptfs-objs := dentry.o file.o inode.o main.o super.o mmap.o read_write.o crypto.o keystore.o messaging.o miscdev.o kthread.o debug.o diff --git a/trunk/fs/ecryptfs/crypto.c b/trunk/fs/ecryptfs/crypto.c index d5c25db4398f..a7b0c2dfb3db 100644 --- a/trunk/fs/ecryptfs/crypto.c +++ b/trunk/fs/ecryptfs/crypto.c @@ -301,14 +301,17 @@ int virt_to_scatterlist(const void *addr, int size, struct scatterlist *sg, while (size > 0 && i < sg_size) { pg = virt_to_page(addr); offset = offset_in_page(addr); - sg_set_page(&sg[i], pg, 0, offset); + if (sg) + sg_set_page(&sg[i], pg, 0, offset); remainder_of_page = PAGE_CACHE_SIZE - offset; if (size >= remainder_of_page) { - sg[i].length = remainder_of_page; + if (sg) + sg[i].length = remainder_of_page; addr += remainder_of_page; size -= remainder_of_page; } else { - sg[i].length = size; + if (sg) + sg[i].length = size; addr += size; size = 0; } diff --git a/trunk/fs/ecryptfs/dentry.c b/trunk/fs/ecryptfs/dentry.c index bf12ba5dd223..1b5d9af937df 100644 --- a/trunk/fs/ecryptfs/dentry.c +++ b/trunk/fs/ecryptfs/dentry.c @@ -45,12 +45,14 @@ static int ecryptfs_d_revalidate(struct dentry *dentry, unsigned int flags) { struct dentry *lower_dentry; + struct vfsmount *lower_mnt; int rc = 1; if (flags & LOOKUP_RCU) return -ECHILD; lower_dentry = ecryptfs_dentry_to_lower(dentry); + lower_mnt = ecryptfs_dentry_to_lower_mnt(dentry); if (!lower_dentry->d_op || !lower_dentry->d_op->d_revalidate) goto out; rc = lower_dentry->d_op->d_revalidate(lower_dentry, flags); diff --git a/trunk/fs/ecryptfs/ecryptfs_kernel.h b/trunk/fs/ecryptfs/ecryptfs_kernel.h index dd299b389d4e..7e2c6f5d7985 100644 --- a/trunk/fs/ecryptfs/ecryptfs_kernel.h +++ b/trunk/fs/ecryptfs/ecryptfs_kernel.h @@ -172,19 +172,6 @@ ecryptfs_get_key_payload_data(struct key *key) #define ECRYPTFS_FNEK_ENCRYPTED_FILENAME_PREFIX_SIZE 24 #define ECRYPTFS_ENCRYPTED_DENTRY_NAME_LEN (18 + 1 + 4 + 1 + 32) -#ifdef CONFIG_ECRYPT_FS_MESSAGING -# define ECRYPTFS_VERSIONING_MASK_MESSAGING (ECRYPTFS_VERSIONING_DEVMISC \ - | ECRYPTFS_VERSIONING_PUBKEY) -#else -# define ECRYPTFS_VERSIONING_MASK_MESSAGING 0 -#endif - -#define ECRYPTFS_VERSIONING_MASK (ECRYPTFS_VERSIONING_PASSPHRASE \ - | ECRYPTFS_VERSIONING_PLAINTEXT_PASSTHROUGH \ - | ECRYPTFS_VERSIONING_XATTR \ - | ECRYPTFS_VERSIONING_MULTKEY \ - | ECRYPTFS_VERSIONING_MASK_MESSAGING \ - | ECRYPTFS_VERSIONING_FILENAME_ENCRYPTION) struct ecryptfs_key_sig { struct list_head crypt_stat_list; char keysig[ECRYPTFS_SIG_SIZE_HEX + 1]; @@ -412,9 +399,7 @@ struct ecryptfs_daemon { struct hlist_node euid_chain; }; -#ifdef CONFIG_ECRYPT_FS_MESSAGING extern struct mutex ecryptfs_daemon_hash_mux; -#endif static inline size_t ecryptfs_lower_header_size(struct ecryptfs_crypt_stat *crypt_stat) @@ -625,7 +610,6 @@ int ecryptfs_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags); int ecryptfs_read_xattr_region(char *page_virt, struct inode *ecryptfs_inode); -#ifdef CONFIG_ECRYPT_FS_MESSAGING int ecryptfs_process_response(struct ecryptfs_daemon *daemon, struct ecryptfs_message *msg, u32 seq); int ecryptfs_send_message(char *data, int data_len, @@ -634,24 +618,6 @@ int ecryptfs_wait_for_response(struct ecryptfs_msg_ctx *msg_ctx, struct ecryptfs_message **emsg); int ecryptfs_init_messaging(void); void ecryptfs_release_messaging(void); -#else -static inline int ecryptfs_init_messaging(void) -{ - return 0; -} -static inline void ecryptfs_release_messaging(void) -{ } -static inline int ecryptfs_send_message(char *data, int data_len, - struct ecryptfs_msg_ctx **msg_ctx) -{ - return -ENOTCONN; -} -static inline int ecryptfs_wait_for_response(struct ecryptfs_msg_ctx *msg_ctx, - struct ecryptfs_message **emsg) -{ - return -ENOMSG; -} -#endif void ecryptfs_write_header_metadata(char *virt, @@ -689,11 +655,12 @@ int ecryptfs_read_lower_page_segment(struct page *page_for_ecryptfs, size_t offset_in_page, size_t size, struct inode *ecryptfs_inode); struct page *ecryptfs_get_locked_page(struct inode *inode, loff_t index); +int ecryptfs_exorcise_daemon(struct ecryptfs_daemon *daemon); +int ecryptfs_find_daemon_by_euid(struct ecryptfs_daemon **daemon); int ecryptfs_parse_packet_length(unsigned char *data, size_t *size, size_t *length_size); int ecryptfs_write_packet_length(char *dest, size_t size, size_t *packet_size_length); -#ifdef CONFIG_ECRYPT_FS_MESSAGING int ecryptfs_init_ecryptfs_miscdev(void); void ecryptfs_destroy_ecryptfs_miscdev(void); int ecryptfs_send_miscdev(char *data, size_t data_size, @@ -702,9 +669,6 @@ int ecryptfs_send_miscdev(char *data, size_t data_size, void ecryptfs_msg_ctx_alloc_to_free(struct ecryptfs_msg_ctx *msg_ctx); int ecryptfs_spawn_daemon(struct ecryptfs_daemon **daemon, struct file *file); -int ecryptfs_exorcise_daemon(struct ecryptfs_daemon *daemon); -int ecryptfs_find_daemon_by_euid(struct ecryptfs_daemon **daemon); -#endif int ecryptfs_init_kthread(void); void ecryptfs_destroy_kthread(void); int ecryptfs_privileged_open(struct file **lower_file, diff --git a/trunk/fs/ecryptfs/file.c b/trunk/fs/ecryptfs/file.c index 63b1f54b6a1f..53acc9d0c138 100644 --- a/trunk/fs/ecryptfs/file.c +++ b/trunk/fs/ecryptfs/file.c @@ -199,6 +199,7 @@ static int ecryptfs_open(struct inode *inode, struct file *file) struct dentry *ecryptfs_dentry = file->f_path.dentry; /* Private value of ecryptfs_dentry allocated in * ecryptfs_lookup() */ + struct dentry *lower_dentry; struct ecryptfs_file_info *file_info; mount_crypt_stat = &ecryptfs_superblock_to_private( @@ -221,6 +222,7 @@ static int ecryptfs_open(struct inode *inode, struct file *file) rc = -ENOMEM; goto out; } + lower_dentry = ecryptfs_dentry_to_lower(ecryptfs_dentry); crypt_stat = &ecryptfs_inode_to_private(inode)->crypt_stat; mutex_lock(&crypt_stat->cs_mutex); if (!(crypt_stat->flags & ECRYPTFS_POLICY_APPLIED)) { diff --git a/trunk/fs/ecryptfs/inode.c b/trunk/fs/ecryptfs/inode.c index 5eab400e2590..e0f07fb6d56b 100644 --- a/trunk/fs/ecryptfs/inode.c +++ b/trunk/fs/ecryptfs/inode.c @@ -999,8 +999,8 @@ static int ecryptfs_setattr(struct dentry *dentry, struct iattr *ia) return rc; } -static int ecryptfs_getattr_link(struct vfsmount *mnt, struct dentry *dentry, - struct kstat *stat) +int ecryptfs_getattr_link(struct vfsmount *mnt, struct dentry *dentry, + struct kstat *stat) { struct ecryptfs_mount_crypt_stat *mount_crypt_stat; int rc = 0; @@ -1021,8 +1021,8 @@ static int ecryptfs_getattr_link(struct vfsmount *mnt, struct dentry *dentry, return rc; } -static int ecryptfs_getattr(struct vfsmount *mnt, struct dentry *dentry, - struct kstat *stat) +int ecryptfs_getattr(struct vfsmount *mnt, struct dentry *dentry, + struct kstat *stat) { struct kstat lower_stat; int rc; diff --git a/trunk/fs/ecryptfs/keystore.c b/trunk/fs/ecryptfs/keystore.c index 7d52806c2119..2333203a120b 100644 --- a/trunk/fs/ecryptfs/keystore.c +++ b/trunk/fs/ecryptfs/keystore.c @@ -1150,7 +1150,7 @@ decrypt_pki_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok, struct ecryptfs_message *msg = NULL; char *auth_tok_sig; char *payload; - size_t payload_len = 0; + size_t payload_len; int rc; rc = ecryptfs_get_auth_tok_sig(&auth_tok_sig, auth_tok); @@ -1168,7 +1168,7 @@ decrypt_pki_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok, rc = ecryptfs_send_message(payload, payload_len, &msg_ctx); if (rc) { ecryptfs_printk(KERN_ERR, "Error sending message to " - "ecryptfsd: %d\n", rc); + "ecryptfsd\n"); goto out; } rc = ecryptfs_wait_for_response(msg_ctx, &msg); @@ -1202,7 +1202,8 @@ decrypt_pki_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok, crypt_stat->key_size); } out: - kfree(msg); + if (msg) + kfree(msg); return rc; } @@ -1988,7 +1989,7 @@ pki_encrypt_session_key(struct key *auth_tok_key, rc = ecryptfs_send_message(payload, payload_len, &msg_ctx); if (rc) { ecryptfs_printk(KERN_ERR, "Error sending message to " - "ecryptfsd: %d\n", rc); + "ecryptfsd\n"); goto out; } rc = ecryptfs_wait_for_response(msg_ctx, &msg); diff --git a/trunk/fs/ecryptfs/main.c b/trunk/fs/ecryptfs/main.c index e924cf45aad9..4e0886c9e5c4 100644 --- a/trunk/fs/ecryptfs/main.c +++ b/trunk/fs/ecryptfs/main.c @@ -629,7 +629,6 @@ static struct file_system_type ecryptfs_fs_type = { .kill_sb = ecryptfs_kill_block_super, .fs_flags = 0 }; -MODULE_ALIAS_FS("ecryptfs"); /** * inode_info_init_once diff --git a/trunk/fs/ecryptfs/messaging.c b/trunk/fs/ecryptfs/messaging.c index 49ff8ea08f1c..8d7a577ae497 100644 --- a/trunk/fs/ecryptfs/messaging.c +++ b/trunk/fs/ecryptfs/messaging.c @@ -97,7 +97,8 @@ static void ecryptfs_msg_ctx_free_to_alloc(struct ecryptfs_msg_ctx *msg_ctx) void ecryptfs_msg_ctx_alloc_to_free(struct ecryptfs_msg_ctx *msg_ctx) { list_move(&(msg_ctx->node), &ecryptfs_msg_ctx_free_list); - kfree(msg_ctx->msg); + if (msg_ctx->msg) + kfree(msg_ctx->msg); msg_ctx->msg = NULL; msg_ctx->state = ECRYPTFS_MSG_CTX_STATE_FREE; } @@ -282,7 +283,7 @@ ecryptfs_send_message_locked(char *data, int data_len, u8 msg_type, int rc; rc = ecryptfs_find_daemon_by_euid(&daemon); - if (rc) { + if (rc || !daemon) { rc = -ENOTCONN; goto out; } diff --git a/trunk/fs/ecryptfs/miscdev.c b/trunk/fs/ecryptfs/miscdev.c index e4141f257495..412e6eda25f8 100644 --- a/trunk/fs/ecryptfs/miscdev.c +++ b/trunk/fs/ecryptfs/miscdev.c @@ -80,6 +80,13 @@ ecryptfs_miscdev_open(struct inode *inode, struct file *file) int rc; mutex_lock(&ecryptfs_daemon_hash_mux); + rc = try_module_get(THIS_MODULE); + if (rc == 0) { + rc = -EIO; + printk(KERN_ERR "%s: Error attempting to increment module use " + "count; rc = [%d]\n", __func__, rc); + goto out_unlock_daemon_list; + } rc = ecryptfs_find_daemon_by_euid(&daemon); if (!rc) { rc = -EINVAL; @@ -89,7 +96,7 @@ ecryptfs_miscdev_open(struct inode *inode, struct file *file) if (rc) { printk(KERN_ERR "%s: Error attempting to spawn daemon; " "rc = [%d]\n", __func__, rc); - goto out_unlock_daemon_list; + goto out_module_put_unlock_daemon_list; } mutex_lock(&daemon->mux); if (daemon->flags & ECRYPTFS_DAEMON_MISCDEV_OPEN) { @@ -101,6 +108,9 @@ ecryptfs_miscdev_open(struct inode *inode, struct file *file) atomic_inc(&ecryptfs_num_miscdev_opens); out_unlock_daemon: mutex_unlock(&daemon->mux); +out_module_put_unlock_daemon_list: + if (rc) + module_put(THIS_MODULE); out_unlock_daemon_list: mutex_unlock(&ecryptfs_daemon_hash_mux); return rc; @@ -137,6 +147,7 @@ ecryptfs_miscdev_release(struct inode *inode, struct file *file) "bug.\n", __func__, rc); BUG(); } + module_put(THIS_MODULE); return rc; } @@ -460,7 +471,6 @@ ecryptfs_miscdev_write(struct file *file, const char __user *buf, static const struct file_operations ecryptfs_miscdev_fops = { - .owner = THIS_MODULE, .open = ecryptfs_miscdev_open, .poll = ecryptfs_miscdev_poll, .read = ecryptfs_miscdev_read, diff --git a/trunk/fs/efs/super.c b/trunk/fs/efs/super.c index c6f57a74a559..2002431ef9a0 100644 --- a/trunk/fs/efs/super.c +++ b/trunk/fs/efs/super.c @@ -33,7 +33,6 @@ static struct file_system_type efs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("efs"); static struct pt_types sgi_pt_types[] = { {0x00, "SGI vh"}, diff --git a/trunk/fs/exofs/super.c b/trunk/fs/exofs/super.c index 9d9763328734..5e59280d42d7 100644 --- a/trunk/fs/exofs/super.c +++ b/trunk/fs/exofs/super.c @@ -1010,7 +1010,6 @@ static struct file_system_type exofs_type = { .mount = exofs_mount, .kill_sb = generic_shutdown_super, }; -MODULE_ALIAS_FS("exofs"); static int __init init_exofs(void) { diff --git a/trunk/fs/ext2/ialloc.c b/trunk/fs/ext2/ialloc.c index 7cadd823bb31..8f370e012e61 100644 --- a/trunk/fs/ext2/ialloc.c +++ b/trunk/fs/ext2/ialloc.c @@ -118,6 +118,7 @@ void ext2_free_inode (struct inode * inode) * as writing the quota to disk may need the lock as well. */ /* Quota is already initialized in iput() */ + ext2_xattr_delete_inode(inode); dquot_free_inode(inode); dquot_drop(inode); diff --git a/trunk/fs/ext2/inode.c b/trunk/fs/ext2/inode.c index fe60cc1117d8..c3881e56662e 100644 --- a/trunk/fs/ext2/inode.c +++ b/trunk/fs/ext2/inode.c @@ -34,7 +34,6 @@ #include "ext2.h" #include "acl.h" #include "xip.h" -#include "xattr.h" static int __ext2_write_inode(struct inode *inode, int do_sync); @@ -89,7 +88,6 @@ void ext2_evict_inode(struct inode * inode) inode->i_size = 0; if (inode->i_blocks) ext2_truncate_blocks(inode, 0); - ext2_xattr_delete_inode(inode); } invalidate_inode_buffers(inode); diff --git a/trunk/fs/ext2/super.c b/trunk/fs/ext2/super.c index 288534920fe5..7f68c8114026 100644 --- a/trunk/fs/ext2/super.c +++ b/trunk/fs/ext2/super.c @@ -1536,7 +1536,6 @@ static struct file_system_type ext2_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("ext2"); static int __init init_ext2_fs(void) { diff --git a/trunk/fs/ext3/super.c b/trunk/fs/ext3/super.c index fb5120a5505c..5546ca225ffe 100644 --- a/trunk/fs/ext3/super.c +++ b/trunk/fs/ext3/super.c @@ -353,7 +353,7 @@ static struct block_device *ext3_blkdev_get(dev_t dev, struct super_block *sb) return bdev; fail: - ext3_msg(sb, KERN_ERR, "error: failed to open journal device %s: %ld", + ext3_msg(sb, "error: failed to open journal device %s: %ld", __bdevname(dev, b), PTR_ERR(bdev)); return NULL; @@ -887,7 +887,7 @@ static ext3_fsblk_t get_sb_block(void **data, struct super_block *sb) /*todo: use simple_strtoll with >32bit ext3 */ sb_block = simple_strtoul(options, &options, 0); if (*options && *options != ',') { - ext3_msg(sb, KERN_ERR, "error: invalid sb specification: %s", + ext3_msg(sb, "error: invalid sb specification: %s", (char *) *data); return 1; } @@ -3068,7 +3068,6 @@ static struct file_system_type ext3_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("ext3"); static int __init init_ext3_fs(void) { diff --git a/trunk/fs/ext4/ext4.h b/trunk/fs/ext4/ext4.h index 3b83cd604796..4a01ba315262 100644 --- a/trunk/fs/ext4/ext4.h +++ b/trunk/fs/ext4/ext4.h @@ -335,9 +335,9 @@ struct ext4_group_desc */ struct flex_groups { - atomic64_t free_clusters; - atomic_t free_inodes; - atomic_t used_dirs; + atomic_t free_inodes; + atomic_t free_clusters; + atomic_t used_dirs; }; #define EXT4_BG_INODE_UNINIT 0x0001 /* Inode table/bitmap not in use */ @@ -2617,7 +2617,7 @@ extern int ext4_move_extents(struct file *o_filp, struct file *d_filp, extern int __init ext4_init_pageio(void); extern void ext4_add_complete_io(ext4_io_end_t *io_end); extern void ext4_exit_pageio(void); -extern void ext4_ioend_shutdown(struct inode *); +extern void ext4_ioend_wait(struct inode *); extern void ext4_free_io_end(ext4_io_end_t *io); extern ext4_io_end_t *ext4_init_io_end(struct inode *inode, gfp_t flags); extern void ext4_end_io_work(struct work_struct *work); diff --git a/trunk/fs/ext4/extents.c b/trunk/fs/ext4/extents.c index 9c6d06dcef8b..28dd8eeea6a9 100644 --- a/trunk/fs/ext4/extents.c +++ b/trunk/fs/ext4/extents.c @@ -1584,12 +1584,10 @@ ext4_can_extents_be_merged(struct inode *inode, struct ext4_extent *ex1, unsigned short ext1_ee_len, ext2_ee_len, max_len; /* - * Make sure that both extents are initialized. We don't merge - * uninitialized extents so that we can be sure that end_io code has - * the extent that was written properly split out and conversion to - * initialized is trivial. + * Make sure that either both extents are uninitialized, or + * both are _not_. */ - if (ext4_ext_is_uninitialized(ex1) || ext4_ext_is_uninitialized(ex2)) + if (ext4_ext_is_uninitialized(ex1) ^ ext4_ext_is_uninitialized(ex2)) return 0; if (ext4_ext_is_uninitialized(ex1)) @@ -2925,7 +2923,7 @@ static int ext4_split_extent_at(handle_t *handle, { ext4_fsblk_t newblock; ext4_lblk_t ee_block; - struct ext4_extent *ex, newex, orig_ex, zero_ex; + struct ext4_extent *ex, newex, orig_ex; struct ext4_extent *ex2 = NULL; unsigned int ee_len, depth; int err = 0; @@ -2945,10 +2943,6 @@ static int ext4_split_extent_at(handle_t *handle, newblock = split - ee_block + ext4_ext_pblock(ex); BUG_ON(split < ee_block || split >= (ee_block + ee_len)); - BUG_ON(!ext4_ext_is_uninitialized(ex) && - split_flag & (EXT4_EXT_MAY_ZEROOUT | - EXT4_EXT_MARK_UNINIT1 | - EXT4_EXT_MARK_UNINIT2)); err = ext4_ext_get_access(handle, inode, path + depth); if (err) @@ -2996,29 +2990,12 @@ static int ext4_split_extent_at(handle_t *handle, err = ext4_ext_insert_extent(handle, inode, path, &newex, flags); if (err == -ENOSPC && (EXT4_EXT_MAY_ZEROOUT & split_flag)) { if (split_flag & (EXT4_EXT_DATA_VALID1|EXT4_EXT_DATA_VALID2)) { - if (split_flag & EXT4_EXT_DATA_VALID1) { + if (split_flag & EXT4_EXT_DATA_VALID1) err = ext4_ext_zeroout(inode, ex2); - zero_ex.ee_block = ex2->ee_block; - zero_ex.ee_len = cpu_to_le16( - ext4_ext_get_actual_len(ex2)); - ext4_ext_store_pblock(&zero_ex, - ext4_ext_pblock(ex2)); - } else { + else err = ext4_ext_zeroout(inode, ex); - zero_ex.ee_block = ex->ee_block; - zero_ex.ee_len = cpu_to_le16( - ext4_ext_get_actual_len(ex)); - ext4_ext_store_pblock(&zero_ex, - ext4_ext_pblock(ex)); - } - } else { + } else err = ext4_ext_zeroout(inode, &orig_ex); - zero_ex.ee_block = orig_ex.ee_block; - zero_ex.ee_len = cpu_to_le16( - ext4_ext_get_actual_len(&orig_ex)); - ext4_ext_store_pblock(&zero_ex, - ext4_ext_pblock(&orig_ex)); - } if (err) goto fix_extent_len; @@ -3026,12 +3003,6 @@ static int ext4_split_extent_at(handle_t *handle, ex->ee_len = cpu_to_le16(ee_len); ext4_ext_try_to_merge(handle, inode, path, ex); err = ext4_ext_dirty(handle, inode, path + path->p_depth); - if (err) - goto fix_extent_len; - - /* update extent status tree */ - err = ext4_es_zeroout(inode, &zero_ex); - goto out; } else if (err) goto fix_extent_len; @@ -3070,7 +3041,6 @@ static int ext4_split_extent(handle_t *handle, int err = 0; int uninitialized; int split_flag1, flags1; - int allocated = map->m_len; depth = ext_depth(inode); ex = path[depth].p_ext; @@ -3090,29 +3060,20 @@ static int ext4_split_extent(handle_t *handle, map->m_lblk + map->m_len, split_flag1, flags1); if (err) goto out; - } else { - allocated = ee_len - (map->m_lblk - ee_block); } - /* - * Update path is required because previous ext4_split_extent_at() may - * result in split of original leaf or extent zeroout. - */ + ext4_ext_drop_refs(path); path = ext4_ext_find_extent(inode, map->m_lblk, path); if (IS_ERR(path)) return PTR_ERR(path); - depth = ext_depth(inode); - ex = path[depth].p_ext; - uninitialized = ext4_ext_is_uninitialized(ex); - split_flag1 = 0; if (map->m_lblk >= ee_block) { - split_flag1 = split_flag & EXT4_EXT_DATA_VALID2; - if (uninitialized) { + split_flag1 = split_flag & (EXT4_EXT_MAY_ZEROOUT | + EXT4_EXT_DATA_VALID2); + if (uninitialized) split_flag1 |= EXT4_EXT_MARK_UNINIT1; - split_flag1 |= split_flag & (EXT4_EXT_MAY_ZEROOUT | - EXT4_EXT_MARK_UNINIT2); - } + if (split_flag & EXT4_EXT_MARK_UNINIT2) + split_flag1 |= EXT4_EXT_MARK_UNINIT2; err = ext4_split_extent_at(handle, inode, path, map->m_lblk, split_flag1, flags); if (err) @@ -3121,7 +3082,7 @@ static int ext4_split_extent(handle_t *handle, ext4_ext_show_leaf(inode, path); out: - return err ? err : allocated; + return err ? err : map->m_len; } /* @@ -3176,7 +3137,6 @@ static int ext4_ext_convert_to_initialized(handle_t *handle, ee_block = le32_to_cpu(ex->ee_block); ee_len = ext4_ext_get_actual_len(ex); allocated = ee_len - (map->m_lblk - ee_block); - zero_ex.ee_len = 0; trace_ext4_ext_convert_to_initialized_enter(inode, map, ex); @@ -3267,16 +3227,13 @@ static int ext4_ext_convert_to_initialized(handle_t *handle, if (EXT4_EXT_MAY_ZEROOUT & split_flag) max_zeroout = sbi->s_extent_max_zeroout_kb >> - (inode->i_sb->s_blocksize_bits - 10); + inode->i_sb->s_blocksize_bits; /* If extent is less than s_max_zeroout_kb, zeroout directly */ if (max_zeroout && (ee_len <= max_zeroout)) { err = ext4_ext_zeroout(inode, ex); if (err) goto out; - zero_ex.ee_block = ex->ee_block; - zero_ex.ee_len = cpu_to_le16(ext4_ext_get_actual_len(ex)); - ext4_ext_store_pblock(&zero_ex, ext4_ext_pblock(ex)); err = ext4_ext_get_access(handle, inode, path + depth); if (err) @@ -3335,9 +3292,6 @@ static int ext4_ext_convert_to_initialized(handle_t *handle, err = allocated; out: - /* If we have gotten a failure, don't zero out status tree */ - if (!err) - err = ext4_es_zeroout(inode, &zero_ex); return err ? err : allocated; } @@ -3420,19 +3374,8 @@ static int ext4_convert_unwritten_extents_endio(handle_t *handle, "block %llu, max_blocks %u\n", inode->i_ino, (unsigned long long)ee_block, ee_len); - /* If extent is larger than requested it is a clear sign that we still - * have some extent state machine issues left. So extent_split is still - * required. - * TODO: Once all related issues will be fixed this situation should be - * illegal. - */ + /* If extent is larger than requested then split is required */ if (ee_block != map->m_lblk || ee_len > map->m_len) { -#ifdef EXT4_DEBUG - ext4_warning("Inode (%ld) finished: extent logical block %llu," - " len %u; IO logical block %llu, len %u\n", - inode->i_ino, (unsigned long long)ee_block, ee_len, - (unsigned long long)map->m_lblk, map->m_len); -#endif err = ext4_split_unwritten_extents(handle, inode, map, path, EXT4_GET_BLOCKS_CONVERT); if (err < 0) @@ -3683,10 +3626,6 @@ ext4_ext_handle_uninitialized_extents(handle_t *handle, struct inode *inode, path, map->m_len); } else err = ret; - map->m_flags |= EXT4_MAP_MAPPED; - if (allocated > map->m_len) - allocated = map->m_len; - map->m_len = allocated; goto out2; } /* buffered IO case */ @@ -3736,7 +3675,6 @@ ext4_ext_handle_uninitialized_extents(handle_t *handle, struct inode *inode, allocated - map->m_len); allocated = map->m_len; } - map->m_len = allocated; /* * If we have done fallocate with the offset that is already @@ -4168,6 +4106,9 @@ int ext4_ext_map_blocks(handle_t *handle, struct inode *inode, } } else { BUG_ON(allocated_clusters < reserved_clusters); + /* We will claim quota for all newly allocated blocks.*/ + ext4_da_update_reserve_space(inode, allocated_clusters, + 1); if (reserved_clusters < allocated_clusters) { struct ext4_inode_info *ei = EXT4_I(inode); int reservation = allocated_clusters - @@ -4218,15 +4159,6 @@ int ext4_ext_map_blocks(handle_t *handle, struct inode *inode, ei->i_reserved_data_blocks += reservation; spin_unlock(&ei->i_block_reservation_lock); } - /* - * We will claim quota for all newly allocated blocks. - * We're updating the reserved space *after* the - * correction above so we do not accidentally free - * all the metadata reservation because we might - * actually need it later on. - */ - ext4_da_update_reserve_space(inode, allocated_clusters, - 1); } } @@ -4436,6 +4368,8 @@ long ext4_fallocate(struct file *file, int mode, loff_t offset, loff_t len) if (len <= EXT_UNINIT_MAX_LEN << blkbits) flags |= EXT4_GET_BLOCKS_NO_NORMALIZE; + /* Prevent race condition between unwritten */ + ext4_flush_unwritten_io(inode); retry: while (ret >= 0 && ret < max_blocks) { map.m_lblk = map.m_lblk + ret; diff --git a/trunk/fs/ext4/extents_status.c b/trunk/fs/ext4/extents_status.c index fe3337a85ede..95796a1b7522 100644 --- a/trunk/fs/ext4/extents_status.c +++ b/trunk/fs/ext4/extents_status.c @@ -333,27 +333,17 @@ static void ext4_es_free_extent(struct inode *inode, struct extent_status *es) static int ext4_es_can_be_merged(struct extent_status *es1, struct extent_status *es2) { - if (ext4_es_status(es1) != ext4_es_status(es2)) - return 0; - - if (((__u64) es1->es_len) + es2->es_len > 0xFFFFFFFFULL) + if (es1->es_lblk + es1->es_len != es2->es_lblk) return 0; - if (((__u64) es1->es_lblk) + es1->es_len != es2->es_lblk) + if (ext4_es_status(es1) != ext4_es_status(es2)) return 0; if ((ext4_es_is_written(es1) || ext4_es_is_unwritten(es1)) && - (ext4_es_pblock(es1) + es1->es_len == ext4_es_pblock(es2))) - return 1; - - if (ext4_es_is_hole(es1)) - return 1; - - /* we need to check delayed extent is without unwritten status */ - if (ext4_es_is_delayed(es1) && !ext4_es_is_unwritten(es1)) - return 1; + (ext4_es_pblock(es1) + es1->es_len != ext4_es_pblock(es2))) + return 0; - return 0; + return 1; } static struct extent_status * @@ -399,179 +389,6 @@ ext4_es_try_to_merge_right(struct inode *inode, struct extent_status *es) return es; } -#ifdef ES_AGGRESSIVE_TEST -static void ext4_es_insert_extent_ext_check(struct inode *inode, - struct extent_status *es) -{ - struct ext4_ext_path *path = NULL; - struct ext4_extent *ex; - ext4_lblk_t ee_block; - ext4_fsblk_t ee_start; - unsigned short ee_len; - int depth, ee_status, es_status; - - path = ext4_ext_find_extent(inode, es->es_lblk, NULL); - if (IS_ERR(path)) - return; - - depth = ext_depth(inode); - ex = path[depth].p_ext; - - if (ex) { - - ee_block = le32_to_cpu(ex->ee_block); - ee_start = ext4_ext_pblock(ex); - ee_len = ext4_ext_get_actual_len(ex); - - ee_status = ext4_ext_is_uninitialized(ex) ? 1 : 0; - es_status = ext4_es_is_unwritten(es) ? 1 : 0; - - /* - * Make sure ex and es are not overlap when we try to insert - * a delayed/hole extent. - */ - if (!ext4_es_is_written(es) && !ext4_es_is_unwritten(es)) { - if (in_range(es->es_lblk, ee_block, ee_len)) { - pr_warn("ES insert assertation failed for " - "inode: %lu we can find an extent " - "at block [%d/%d/%llu/%c], but we " - "want to add an delayed/hole extent " - "[%d/%d/%llu/%llx]\n", - inode->i_ino, ee_block, ee_len, - ee_start, ee_status ? 'u' : 'w', - es->es_lblk, es->es_len, - ext4_es_pblock(es), ext4_es_status(es)); - } - goto out; - } - - /* - * We don't check ee_block == es->es_lblk, etc. because es - * might be a part of whole extent, vice versa. - */ - if (es->es_lblk < ee_block || - ext4_es_pblock(es) != ee_start + es->es_lblk - ee_block) { - pr_warn("ES insert assertation failed for inode: %lu " - "ex_status [%d/%d/%llu/%c] != " - "es_status [%d/%d/%llu/%c]\n", inode->i_ino, - ee_block, ee_len, ee_start, - ee_status ? 'u' : 'w', es->es_lblk, es->es_len, - ext4_es_pblock(es), es_status ? 'u' : 'w'); - goto out; - } - - if (ee_status ^ es_status) { - pr_warn("ES insert assertation failed for inode: %lu " - "ex_status [%d/%d/%llu/%c] != " - "es_status [%d/%d/%llu/%c]\n", inode->i_ino, - ee_block, ee_len, ee_start, - ee_status ? 'u' : 'w', es->es_lblk, es->es_len, - ext4_es_pblock(es), es_status ? 'u' : 'w'); - } - } else { - /* - * We can't find an extent on disk. So we need to make sure - * that we don't want to add an written/unwritten extent. - */ - if (!ext4_es_is_delayed(es) && !ext4_es_is_hole(es)) { - pr_warn("ES insert assertation failed for inode: %lu " - "can't find an extent at block %d but we want " - "to add an written/unwritten extent " - "[%d/%d/%llu/%llx]\n", inode->i_ino, - es->es_lblk, es->es_lblk, es->es_len, - ext4_es_pblock(es), ext4_es_status(es)); - } - } -out: - if (path) { - ext4_ext_drop_refs(path); - kfree(path); - } -} - -static void ext4_es_insert_extent_ind_check(struct inode *inode, - struct extent_status *es) -{ - struct ext4_map_blocks map; - int retval; - - /* - * Here we call ext4_ind_map_blocks to lookup a block mapping because - * 'Indirect' structure is defined in indirect.c. So we couldn't - * access direct/indirect tree from outside. It is too dirty to define - * this function in indirect.c file. - */ - - map.m_lblk = es->es_lblk; - map.m_len = es->es_len; - - retval = ext4_ind_map_blocks(NULL, inode, &map, 0); - if (retval > 0) { - if (ext4_es_is_delayed(es) || ext4_es_is_hole(es)) { - /* - * We want to add a delayed/hole extent but this - * block has been allocated. - */ - pr_warn("ES insert assertation failed for inode: %lu " - "We can find blocks but we want to add a " - "delayed/hole extent [%d/%d/%llu/%llx]\n", - inode->i_ino, es->es_lblk, es->es_len, - ext4_es_pblock(es), ext4_es_status(es)); - return; - } else if (ext4_es_is_written(es)) { - if (retval != es->es_len) { - pr_warn("ES insert assertation failed for " - "inode: %lu retval %d != es_len %d\n", - inode->i_ino, retval, es->es_len); - return; - } - if (map.m_pblk != ext4_es_pblock(es)) { - pr_warn("ES insert assertation failed for " - "inode: %lu m_pblk %llu != " - "es_pblk %llu\n", - inode->i_ino, map.m_pblk, - ext4_es_pblock(es)); - return; - } - } else { - /* - * We don't need to check unwritten extent because - * indirect-based file doesn't have it. - */ - BUG_ON(1); - } - } else if (retval == 0) { - if (ext4_es_is_written(es)) { - pr_warn("ES insert assertation failed for inode: %lu " - "We can't find the block but we want to add " - "an written extent [%d/%d/%llu/%llx]\n", - inode->i_ino, es->es_lblk, es->es_len, - ext4_es_pblock(es), ext4_es_status(es)); - return; - } - } -} - -static inline void ext4_es_insert_extent_check(struct inode *inode, - struct extent_status *es) -{ - /* - * We don't need to worry about the race condition because - * caller takes i_data_sem locking. - */ - BUG_ON(!rwsem_is_locked(&EXT4_I(inode)->i_data_sem)); - if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) - ext4_es_insert_extent_ext_check(inode, es); - else - ext4_es_insert_extent_ind_check(inode, es); -} -#else -static inline void ext4_es_insert_extent_check(struct inode *inode, - struct extent_status *es) -{ -} -#endif - static int __es_insert_extent(struct inode *inode, struct extent_status *newes) { struct ext4_es_tree *tree = &EXT4_I(inode)->i_es_tree; @@ -654,8 +471,6 @@ int ext4_es_insert_extent(struct inode *inode, ext4_lblk_t lblk, ext4_es_store_status(&newes, status); trace_ext4_es_insert_extent(inode, &newes); - ext4_es_insert_extent_check(inode, &newes); - write_lock(&EXT4_I(inode)->i_es_lock); err = __es_remove_extent(inode, lblk, end); if (err != 0) @@ -854,23 +669,6 @@ int ext4_es_remove_extent(struct inode *inode, ext4_lblk_t lblk, return err; } -int ext4_es_zeroout(struct inode *inode, struct ext4_extent *ex) -{ - ext4_lblk_t ee_block; - ext4_fsblk_t ee_pblock; - unsigned int ee_len; - - ee_block = le32_to_cpu(ex->ee_block); - ee_len = ext4_ext_get_actual_len(ex); - ee_pblock = ext4_ext_pblock(ex); - - if (ee_len == 0) - return 0; - - return ext4_es_insert_extent(inode, ee_block, ee_len, ee_pblock, - EXTENT_STATUS_WRITTEN); -} - static int ext4_es_shrink(struct shrinker *shrink, struct shrink_control *sc) { struct ext4_sb_info *sbi = container_of(shrink, diff --git a/trunk/fs/ext4/extents_status.h b/trunk/fs/ext4/extents_status.h index d8e2d4dc311e..f190dfe969da 100644 --- a/trunk/fs/ext4/extents_status.h +++ b/trunk/fs/ext4/extents_status.h @@ -20,12 +20,6 @@ #define es_debug(fmt, ...) no_printk(fmt, ##__VA_ARGS__) #endif -/* - * With ES_AGGRESSIVE_TEST defined, the result of es caching will be - * checked with old map_block's result. - */ -#define ES_AGGRESSIVE_TEST__ - /* * These flags live in the high bits of extent_status.es_pblk */ @@ -39,8 +33,6 @@ EXTENT_STATUS_DELAYED | \ EXTENT_STATUS_HOLE) -struct ext4_extent; - struct extent_status { struct rb_node rb_node; ext4_lblk_t es_lblk; /* first logical block extent covers */ @@ -66,7 +58,6 @@ extern void ext4_es_find_delayed_extent(struct inode *inode, ext4_lblk_t lblk, struct extent_status *es); extern int ext4_es_lookup_extent(struct inode *inode, ext4_lblk_t lblk, struct extent_status *es); -extern int ext4_es_zeroout(struct inode *inode, struct ext4_extent *ex); static inline int ext4_es_is_written(struct extent_status *es) { diff --git a/trunk/fs/ext4/ialloc.c b/trunk/fs/ext4/ialloc.c index 6c5bb8d993fe..32fd2b9075dd 100644 --- a/trunk/fs/ext4/ialloc.c +++ b/trunk/fs/ext4/ialloc.c @@ -324,8 +324,8 @@ void ext4_free_inode(handle_t *handle, struct inode *inode) } struct orlov_stats { - __u64 free_clusters; __u32 free_inodes; + __u32 free_clusters; __u32 used_dirs; }; @@ -342,7 +342,7 @@ static void get_orlov_stats(struct super_block *sb, ext4_group_t g, if (flex_size > 1) { stats->free_inodes = atomic_read(&flex_group[g].free_inodes); - stats->free_clusters = atomic64_read(&flex_group[g].free_clusters); + stats->free_clusters = atomic_read(&flex_group[g].free_clusters); stats->used_dirs = atomic_read(&flex_group[g].used_dirs); return; } diff --git a/trunk/fs/ext4/indirect.c b/trunk/fs/ext4/indirect.c index a04183127ef0..b505a145a593 100644 --- a/trunk/fs/ext4/indirect.c +++ b/trunk/fs/ext4/indirect.c @@ -1539,9 +1539,9 @@ static int free_hole_blocks(handle_t *handle, struct inode *inode, blk = *i_data; if (level > 0) { ext4_lblk_t first2; - bh = sb_bread(inode->i_sb, le32_to_cpu(blk)); + bh = sb_bread(inode->i_sb, blk); if (!bh) { - EXT4_ERROR_INODE_BLOCK(inode, le32_to_cpu(blk), + EXT4_ERROR_INODE_BLOCK(inode, blk, "Read failure"); return -EIO; } diff --git a/trunk/fs/ext4/inode.c b/trunk/fs/ext4/inode.c index b3a5213bc73e..9ea0cde3fa9e 100644 --- a/trunk/fs/ext4/inode.c +++ b/trunk/fs/ext4/inode.c @@ -185,6 +185,8 @@ void ext4_evict_inode(struct inode *inode) trace_ext4_evict_inode(inode); + ext4_ioend_wait(inode); + if (inode->i_nlink) { /* * When journalling data dirty buffers are tracked only in the @@ -205,8 +207,7 @@ void ext4_evict_inode(struct inode *inode) * don't use page cache. */ if (ext4_should_journal_data(inode) && - (S_ISLNK(inode->i_mode) || S_ISREG(inode->i_mode)) && - inode->i_ino != EXT4_JOURNAL_INO) { + (S_ISLNK(inode->i_mode) || S_ISREG(inode->i_mode))) { journal_t *journal = EXT4_SB(inode->i_sb)->s_journal; tid_t commit_tid = EXT4_I(inode)->i_datasync_tid; @@ -215,7 +216,6 @@ void ext4_evict_inode(struct inode *inode) filemap_write_and_wait(&inode->i_data); } truncate_inode_pages(&inode->i_data, 0); - ext4_ioend_shutdown(inode); goto no_delete; } @@ -225,7 +225,6 @@ void ext4_evict_inode(struct inode *inode) if (ext4_should_order_data(inode)) ext4_begin_ordered_truncate(inode, 0); truncate_inode_pages(&inode->i_data, 0); - ext4_ioend_shutdown(inode); if (is_bad_inode(inode)) goto no_delete; @@ -483,58 +482,6 @@ static pgoff_t ext4_num_dirty_pages(struct inode *inode, pgoff_t idx, return num; } -#ifdef ES_AGGRESSIVE_TEST -static void ext4_map_blocks_es_recheck(handle_t *handle, - struct inode *inode, - struct ext4_map_blocks *es_map, - struct ext4_map_blocks *map, - int flags) -{ - int retval; - - map->m_flags = 0; - /* - * There is a race window that the result is not the same. - * e.g. xfstests #223 when dioread_nolock enables. The reason - * is that we lookup a block mapping in extent status tree with - * out taking i_data_sem. So at the time the unwritten extent - * could be converted. - */ - if (!(flags & EXT4_GET_BLOCKS_NO_LOCK)) - down_read((&EXT4_I(inode)->i_data_sem)); - if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) { - retval = ext4_ext_map_blocks(handle, inode, map, flags & - EXT4_GET_BLOCKS_KEEP_SIZE); - } else { - retval = ext4_ind_map_blocks(handle, inode, map, flags & - EXT4_GET_BLOCKS_KEEP_SIZE); - } - if (!(flags & EXT4_GET_BLOCKS_NO_LOCK)) - up_read((&EXT4_I(inode)->i_data_sem)); - /* - * Clear EXT4_MAP_FROM_CLUSTER and EXT4_MAP_BOUNDARY flag - * because it shouldn't be marked in es_map->m_flags. - */ - map->m_flags &= ~(EXT4_MAP_FROM_CLUSTER | EXT4_MAP_BOUNDARY); - - /* - * We don't check m_len because extent will be collpased in status - * tree. So the m_len might not equal. - */ - if (es_map->m_lblk != map->m_lblk || - es_map->m_flags != map->m_flags || - es_map->m_pblk != map->m_pblk) { - printk("ES cache assertation failed for inode: %lu " - "es_cached ex [%d/%d/%llu/%x] != " - "found ex [%d/%d/%llu/%x] retval %d flags %x\n", - inode->i_ino, es_map->m_lblk, es_map->m_len, - es_map->m_pblk, es_map->m_flags, map->m_lblk, - map->m_len, map->m_pblk, map->m_flags, - retval, flags); - } -} -#endif /* ES_AGGRESSIVE_TEST */ - /* * The ext4_map_blocks() function tries to look up the requested blocks, * and returns if the blocks are already mapped. @@ -562,11 +509,6 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode, { struct extent_status es; int retval; -#ifdef ES_AGGRESSIVE_TEST - struct ext4_map_blocks orig_map; - - memcpy(&orig_map, map, sizeof(*map)); -#endif map->m_flags = 0; ext_debug("ext4_map_blocks(): inode %lu, flag %d, max_blocks %u," @@ -589,10 +531,6 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode, } else { BUG_ON(1); } -#ifdef ES_AGGRESSIVE_TEST - ext4_map_blocks_es_recheck(handle, inode, map, - &orig_map, flags); -#endif goto found; } @@ -613,15 +551,6 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode, int ret; unsigned long long status; -#ifdef ES_AGGRESSIVE_TEST - if (retval != map->m_len) { - printk("ES len assertation failed for inode: %lu " - "retval %d != map->m_len %d " - "in %s (lookup)\n", inode->i_ino, retval, - map->m_len, __func__); - } -#endif - status = map->m_flags & EXT4_MAP_UNWRITTEN ? EXTENT_STATUS_UNWRITTEN : EXTENT_STATUS_WRITTEN; if (!(flags & EXT4_GET_BLOCKS_DELALLOC_RESERVE) && @@ -714,24 +643,6 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode, int ret; unsigned long long status; -#ifdef ES_AGGRESSIVE_TEST - if (retval != map->m_len) { - printk("ES len assertation failed for inode: %lu " - "retval %d != map->m_len %d " - "in %s (allocation)\n", inode->i_ino, retval, - map->m_len, __func__); - } -#endif - - /* - * If the extent has been zeroed out, we don't need to update - * extent status tree. - */ - if ((flags & EXT4_GET_BLOCKS_PRE_IO) && - ext4_es_lookup_extent(inode, map->m_lblk, &es)) { - if (ext4_es_is_written(&es)) - goto has_zeroout; - } status = map->m_flags & EXT4_MAP_UNWRITTEN ? EXTENT_STATUS_UNWRITTEN : EXTENT_STATUS_WRITTEN; if (!(flags & EXT4_GET_BLOCKS_DELALLOC_RESERVE) && @@ -744,7 +655,6 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode, retval = ret; } -has_zeroout: up_write((&EXT4_I(inode)->i_data_sem)); if (retval > 0 && map->m_flags & EXT4_MAP_MAPPED) { int ret = check_block_validity(inode, map); @@ -1305,55 +1215,6 @@ static int ext4_journalled_write_end(struct file *file, return ret ? ret : copied; } -/* - * Reserve a metadata for a single block located at lblock - */ -static int ext4_da_reserve_metadata(struct inode *inode, ext4_lblk_t lblock) -{ - int retries = 0; - struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); - struct ext4_inode_info *ei = EXT4_I(inode); - unsigned int md_needed; - ext4_lblk_t save_last_lblock; - int save_len; - - /* - * recalculate the amount of metadata blocks to reserve - * in order to allocate nrblocks - * worse case is one extent per block - */ -repeat: - spin_lock(&ei->i_block_reservation_lock); - /* - * ext4_calc_metadata_amount() has side effects, which we have - * to be prepared undo if we fail to claim space. - */ - save_len = ei->i_da_metadata_calc_len; - save_last_lblock = ei->i_da_metadata_calc_last_lblock; - md_needed = EXT4_NUM_B2C(sbi, - ext4_calc_metadata_amount(inode, lblock)); - trace_ext4_da_reserve_space(inode, md_needed); - - /* - * We do still charge estimated metadata to the sb though; - * we cannot afford to run out of free blocks. - */ - if (ext4_claim_free_clusters(sbi, md_needed, 0)) { - ei->i_da_metadata_calc_len = save_len; - ei->i_da_metadata_calc_last_lblock = save_last_lblock; - spin_unlock(&ei->i_block_reservation_lock); - if (ext4_should_retry_alloc(inode->i_sb, &retries)) { - cond_resched(); - goto repeat; - } - return -ENOSPC; - } - ei->i_reserved_meta_blocks += md_needed; - spin_unlock(&ei->i_block_reservation_lock); - - return 0; /* success */ -} - /* * Reserve a single cluster located at lblock */ @@ -1402,7 +1263,7 @@ static int ext4_da_reserve_space(struct inode *inode, ext4_lblk_t lblock) ei->i_da_metadata_calc_last_lblock = save_last_lblock; spin_unlock(&ei->i_block_reservation_lock); if (ext4_should_retry_alloc(inode->i_sb, &retries)) { - cond_resched(); + yield(); goto repeat; } dquot_release_reservation_block(inode, EXT4_C2B(sbi, 1)); @@ -1907,11 +1768,6 @@ static int ext4_da_map_blocks(struct inode *inode, sector_t iblock, struct extent_status es; int retval; sector_t invalid_block = ~((sector_t) 0xffff); -#ifdef ES_AGGRESSIVE_TEST - struct ext4_map_blocks orig_map; - - memcpy(&orig_map, map, sizeof(*map)); -#endif if (invalid_block < ext4_blocks_count(EXT4_SB(inode->i_sb)->s_es)) invalid_block = ~0; @@ -1953,9 +1809,6 @@ static int ext4_da_map_blocks(struct inode *inode, sector_t iblock, else BUG_ON(1); -#ifdef ES_AGGRESSIVE_TEST - ext4_map_blocks_es_recheck(NULL, inode, map, &orig_map, 0); -#endif return retval; } @@ -1990,11 +1843,8 @@ static int ext4_da_map_blocks(struct inode *inode, sector_t iblock, * XXX: __block_prepare_write() unmaps passed block, * is it OK? */ - /* - * If the block was allocated from previously allocated cluster, - * then we don't need to reserve it again. However we still need - * to reserve metadata for every block we're going to write. - */ + /* If the block was allocated from previously allocated cluster, + * then we dont need to reserve it again. */ if (!(map->m_flags & EXT4_MAP_FROM_CLUSTER)) { ret = ext4_da_reserve_space(inode, iblock); if (ret) { @@ -2002,13 +1852,6 @@ static int ext4_da_map_blocks(struct inode *inode, sector_t iblock, retval = ret; goto out_unlock; } - } else { - ret = ext4_da_reserve_metadata(inode, iblock); - if (ret) { - /* not enough space to reserve */ - retval = ret; - goto out_unlock; - } } ret = ext4_es_insert_extent(inode, map->m_lblk, map->m_len, @@ -2030,15 +1873,6 @@ static int ext4_da_map_blocks(struct inode *inode, sector_t iblock, int ret; unsigned long long status; -#ifdef ES_AGGRESSIVE_TEST - if (retval != map->m_len) { - printk("ES len assertation failed for inode: %lu " - "retval %d != map->m_len %d " - "in %s (lookup)\n", inode->i_ino, retval, - map->m_len, __func__); - } -#endif - status = map->m_flags & EXT4_MAP_UNWRITTEN ? EXTENT_STATUS_UNWRITTEN : EXTENT_STATUS_WRITTEN; ret = ext4_es_insert_extent(inode, map->m_lblk, map->m_len, @@ -3074,8 +2908,8 @@ static int ext4_releasepage(struct page *page, gfp_t wait) trace_ext4_releasepage(page); - /* Page has dirty journalled data -> cannot release */ - if (PageChecked(page)) + WARN_ON(PageChecked(page)); + if (!page_has_buffers(page)) return 0; if (journal) return jbd2_journal_try_to_free_buffers(journal, page, wait); diff --git a/trunk/fs/ext4/mballoc.c b/trunk/fs/ext4/mballoc.c index ee6614bdb639..7bb713a46fe4 100644 --- a/trunk/fs/ext4/mballoc.c +++ b/trunk/fs/ext4/mballoc.c @@ -2804,8 +2804,8 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac, if (sbi->s_log_groups_per_flex) { ext4_group_t flex_group = ext4_flex_group(sbi, ac->ac_b_ex.fe_group); - atomic64_sub(ac->ac_b_ex.fe_len, - &sbi->s_flex_groups[flex_group].free_clusters); + atomic_sub(ac->ac_b_ex.fe_len, + &sbi->s_flex_groups[flex_group].free_clusters); } err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh); @@ -3692,7 +3692,11 @@ ext4_mb_discard_group_preallocations(struct super_block *sb, if (free < needed && busy) { busy = 0; ext4_unlock_group(sb, group); - cond_resched(); + /* + * Yield the CPU here so that we don't get soft lockup + * in non preempt case. + */ + yield(); goto repeat; } @@ -4242,7 +4246,7 @@ ext4_fsblk_t ext4_mb_new_blocks(handle_t *handle, ext4_claim_free_clusters(sbi, ar->len, ar->flags)) { /* let others to free the space */ - cond_resched(); + yield(); ar->len = ar->len >> 1; } if (!ar->len) { @@ -4460,6 +4464,7 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode, struct buffer_head *bitmap_bh = NULL; struct super_block *sb = inode->i_sb; struct ext4_group_desc *gdp; + unsigned long freed = 0; unsigned int overflow; ext4_grpblk_t bit; struct buffer_head *gd_bh; @@ -4661,12 +4666,14 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode, if (sbi->s_log_groups_per_flex) { ext4_group_t flex_group = ext4_flex_group(sbi, block_group); - atomic64_add(count_clusters, - &sbi->s_flex_groups[flex_group].free_clusters); + atomic_add(count_clusters, + &sbi->s_flex_groups[flex_group].free_clusters); } ext4_mb_unload_buddy(&e4b); + freed += count; + if (!(flags & EXT4_FREE_BLOCKS_NO_QUOT_UPDATE)) dquot_free_block(inode, EXT4_C2B(sbi, count_clusters)); @@ -4804,8 +4811,8 @@ int ext4_group_add_blocks(handle_t *handle, struct super_block *sb, if (sbi->s_log_groups_per_flex) { ext4_group_t flex_group = ext4_flex_group(sbi, block_group); - atomic64_add(EXT4_NUM_B2C(sbi, blocks_freed), - &sbi->s_flex_groups[flex_group].free_clusters); + atomic_add(EXT4_NUM_B2C(sbi, blocks_freed), + &sbi->s_flex_groups[flex_group].free_clusters); } ext4_mb_unload_buddy(&e4b); diff --git a/trunk/fs/ext4/move_extent.c b/trunk/fs/ext4/move_extent.c index 33e1c086858b..4e81d47aa8cb 100644 --- a/trunk/fs/ext4/move_extent.c +++ b/trunk/fs/ext4/move_extent.c @@ -32,18 +32,16 @@ */ static inline int get_ext_path(struct inode *inode, ext4_lblk_t lblock, - struct ext4_ext_path **orig_path) + struct ext4_ext_path **path) { int ret = 0; - struct ext4_ext_path *path; - path = ext4_ext_find_extent(inode, lblock, *orig_path); - if (IS_ERR(path)) - ret = PTR_ERR(path); - else if (path[ext_depth(inode)].p_ext == NULL) + *path = ext4_ext_find_extent(inode, lblock, *path); + if (IS_ERR(*path)) { + ret = PTR_ERR(*path); + *path = NULL; + } else if ((*path)[ext_depth(inode)].p_ext == NULL) ret = -ENODATA; - else - *orig_path = path; return ret; } @@ -613,25 +611,24 @@ mext_check_coverage(struct inode *inode, ext4_lblk_t from, ext4_lblk_t count, { struct ext4_ext_path *path = NULL; struct ext4_extent *ext; - int ret = 0; ext4_lblk_t last = from + count; while (from < last) { *err = get_ext_path(inode, from, &path); if (*err) - goto out; + return 0; ext = path[ext_depth(inode)].p_ext; - if (uninit != ext4_ext_is_uninitialized(ext)) - goto out; + if (!ext) { + ext4_ext_drop_refs(path); + return 0; + } + if (uninit != ext4_ext_is_uninitialized(ext)) { + ext4_ext_drop_refs(path); + return 0; + } from += ext4_ext_get_actual_len(ext); ext4_ext_drop_refs(path); } - ret = 1; -out: - if (path) { - ext4_ext_drop_refs(path); - kfree(path); - } - return ret; + return 1; } /** @@ -669,14 +666,6 @@ mext_replace_branches(handle_t *handle, struct inode *orig_inode, int replaced_count = 0; int dext_alen; - *err = ext4_es_remove_extent(orig_inode, from, count); - if (*err) - goto out; - - *err = ext4_es_remove_extent(donor_inode, from, count); - if (*err) - goto out; - /* Get the original extent for the block "orig_off" */ *err = get_ext_path(orig_inode, orig_off, &orig_path); if (*err) diff --git a/trunk/fs/ext4/page-io.c b/trunk/fs/ext4/page-io.c index 047a6de04a0a..809b31003ecc 100644 --- a/trunk/fs/ext4/page-io.c +++ b/trunk/fs/ext4/page-io.c @@ -50,21 +50,11 @@ void ext4_exit_pageio(void) kmem_cache_destroy(io_page_cachep); } -/* - * This function is called by ext4_evict_inode() to make sure there is - * no more pending I/O completion work left to do. - */ -void ext4_ioend_shutdown(struct inode *inode) +void ext4_ioend_wait(struct inode *inode) { wait_queue_head_t *wq = ext4_ioend_wq(inode); wait_event(*wq, (atomic_read(&EXT4_I(inode)->i_ioend_count) == 0)); - /* - * We need to make sure the work structure is finished being - * used before we let the inode get destroyed. - */ - if (work_pending(&EXT4_I(inode)->i_unwritten_work)) - cancel_work_sync(&EXT4_I(inode)->i_unwritten_work); } static void put_io_page(struct ext4_io_page *io_page) diff --git a/trunk/fs/ext4/resize.c b/trunk/fs/ext4/resize.c index c169477a62c9..b2c8ee56eb98 100644 --- a/trunk/fs/ext4/resize.c +++ b/trunk/fs/ext4/resize.c @@ -1360,8 +1360,8 @@ static void ext4_update_super(struct super_block *sb, sbi->s_log_groups_per_flex) { ext4_group_t flex_group; flex_group = ext4_flex_group(sbi, group_data[0].group); - atomic64_add(EXT4_NUM_B2C(sbi, free_blocks), - &sbi->s_flex_groups[flex_group].free_clusters); + atomic_add(EXT4_NUM_B2C(sbi, free_blocks), + &sbi->s_flex_groups[flex_group].free_clusters); atomic_add(EXT4_INODES_PER_GROUP(sb) * flex_gd->count, &sbi->s_flex_groups[flex_group].free_inodes); } diff --git a/trunk/fs/ext4/super.c b/trunk/fs/ext4/super.c index 5d6d53578124..5e6c87836193 100644 --- a/trunk/fs/ext4/super.c +++ b/trunk/fs/ext4/super.c @@ -90,8 +90,6 @@ static struct file_system_type ext2_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("ext2"); -MODULE_ALIAS("ext2"); #define IS_EXT2_SB(sb) ((sb)->s_bdev->bd_holder == &ext2_fs_type) #else #define IS_EXT2_SB(sb) (0) @@ -106,8 +104,6 @@ static struct file_system_type ext3_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("ext3"); -MODULE_ALIAS("ext3"); #define IS_EXT3_SB(sb) ((sb)->s_bdev->bd_holder == &ext3_fs_type) #else #define IS_EXT3_SB(sb) (0) @@ -1927,8 +1923,8 @@ static int ext4_fill_flex_info(struct super_block *sb) flex_group = ext4_flex_group(sbi, i); atomic_add(ext4_free_inodes_count(sb, gdp), &sbi->s_flex_groups[flex_group].free_inodes); - atomic64_add(ext4_free_group_clusters(sb, gdp), - &sbi->s_flex_groups[flex_group].free_clusters); + atomic_add(ext4_free_group_clusters(sb, gdp), + &sbi->s_flex_groups[flex_group].free_clusters); atomic_add(ext4_used_dirs_count(sb, gdp), &sbi->s_flex_groups[flex_group].used_dirs); } @@ -5156,6 +5152,7 @@ static inline int ext2_feature_set_ok(struct super_block *sb) return 0; return 1; } +MODULE_ALIAS("ext2"); #else static inline void register_as_ext2(void) { } static inline void unregister_as_ext2(void) { } @@ -5188,6 +5185,7 @@ static inline int ext3_feature_set_ok(struct super_block *sb) return 0; return 1; } +MODULE_ALIAS("ext3"); #else static inline void register_as_ext3(void) { } static inline void unregister_as_ext3(void) { } @@ -5201,7 +5199,6 @@ static struct file_system_type ext4_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("ext4"); static int __init ext4_init_feat_adverts(void) { diff --git a/trunk/fs/f2fs/super.c b/trunk/fs/f2fs/super.c index fea6e582a2ed..8c117649a035 100644 --- a/trunk/fs/f2fs/super.c +++ b/trunk/fs/f2fs/super.c @@ -687,7 +687,6 @@ static struct file_system_type f2fs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("f2fs"); static int __init init_inodecache(void) { diff --git a/trunk/fs/fat/namei_msdos.c b/trunk/fs/fat/namei_msdos.c index 081b759cff83..e2cfda94a28d 100644 --- a/trunk/fs/fat/namei_msdos.c +++ b/trunk/fs/fat/namei_msdos.c @@ -668,7 +668,6 @@ static struct file_system_type msdos_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("msdos"); static int __init init_msdos_fs(void) { diff --git a/trunk/fs/fat/namei_vfat.c b/trunk/fs/fat/namei_vfat.c index 2da952036a3d..ac959d655e7d 100644 --- a/trunk/fs/fat/namei_vfat.c +++ b/trunk/fs/fat/namei_vfat.c @@ -1073,7 +1073,6 @@ static struct file_system_type vfat_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("vfat"); static int __init init_vfat_fs(void) { diff --git a/trunk/fs/filesystems.c b/trunk/fs/filesystems.c index 92567d95ba6a..da165f6adcbf 100644 --- a/trunk/fs/filesystems.c +++ b/trunk/fs/filesystems.c @@ -273,7 +273,7 @@ struct file_system_type *get_fs_type(const char *name) int len = dot ? dot - name : strlen(name); fs = __get_fs_type(name, len); - if (!fs && (request_module("fs-%.*s", len, name) == 0)) + if (!fs && (request_module("%.*s", len, name) == 0)) fs = __get_fs_type(name, len); if (dot && fs && !(fs->fs_flags & FS_HAS_SUBTYPE)) { diff --git a/trunk/fs/freevxfs/vxfs_super.c b/trunk/fs/freevxfs/vxfs_super.c index e37eb274e492..fed2c8afb3a9 100644 --- a/trunk/fs/freevxfs/vxfs_super.c +++ b/trunk/fs/freevxfs/vxfs_super.c @@ -52,6 +52,7 @@ MODULE_AUTHOR("Christoph Hellwig"); MODULE_DESCRIPTION("Veritas Filesystem (VxFS) driver"); MODULE_LICENSE("Dual BSD/GPL"); +MODULE_ALIAS("vxfs"); /* makes mount -t vxfs autoload the module */ static void vxfs_put_super(struct super_block *); @@ -257,8 +258,6 @@ static struct file_system_type vxfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("vxfs"); /* makes mount -t vxfs autoload the module */ -MODULE_ALIAS("vxfs"); static int __init vxfs_init(void) diff --git a/trunk/fs/fuse/control.c b/trunk/fs/fuse/control.c index a0b0855d00a9..b7978b9f75ef 100644 --- a/trunk/fs/fuse/control.c +++ b/trunk/fs/fuse/control.c @@ -341,7 +341,6 @@ static struct file_system_type fuse_ctl_fs_type = { .mount = fuse_ctl_mount, .kill_sb = fuse_ctl_kill_sb, }; -MODULE_ALIAS_FS("fusectl"); int __init fuse_ctl_init(void) { diff --git a/trunk/fs/fuse/inode.c b/trunk/fs/fuse/inode.c index 137185c3884f..df00993ed108 100644 --- a/trunk/fs/fuse/inode.c +++ b/trunk/fs/fuse/inode.c @@ -1117,7 +1117,6 @@ static struct file_system_type fuse_fs_type = { .mount = fuse_mount, .kill_sb = fuse_kill_sb_anon, }; -MODULE_ALIAS_FS("fuse"); #ifdef CONFIG_BLOCK static struct dentry *fuse_mount_blk(struct file_system_type *fs_type, @@ -1147,7 +1146,6 @@ static struct file_system_type fuseblk_fs_type = { .kill_sb = fuse_kill_sb_blk, .fs_flags = FS_REQUIRES_DEV | FS_HAS_SUBTYPE, }; -MODULE_ALIAS_FS("fuseblk"); static inline int register_fuseblk(void) { diff --git a/trunk/fs/gfs2/file.c b/trunk/fs/gfs2/file.c index d79c2dadc536..019f45e45097 100644 --- a/trunk/fs/gfs2/file.c +++ b/trunk/fs/gfs2/file.c @@ -923,11 +923,8 @@ static int gfs2_lock(struct file *file, int cmd, struct file_lock *fl) cmd = F_SETLK; fl->fl_type = F_UNLCK; } - if (unlikely(test_bit(SDF_SHUTDOWN, &sdp->sd_flags))) { - if (fl->fl_type == F_UNLCK) - posix_lock_file_wait(file, fl); + if (unlikely(test_bit(SDF_SHUTDOWN, &sdp->sd_flags))) return -EIO; - } if (IS_GETLK(cmd)) return dlm_posix_get(ls->ls_dlm, ip->i_no_addr, file, fl); else if (fl->fl_type == F_UNLCK) diff --git a/trunk/fs/gfs2/incore.h b/trunk/fs/gfs2/incore.h index 5c29216e9cc1..156e42ec84ea 100644 --- a/trunk/fs/gfs2/incore.h +++ b/trunk/fs/gfs2/incore.h @@ -588,7 +588,6 @@ struct lm_lockstruct { struct dlm_lksb ls_control_lksb; /* control_lock */ char ls_control_lvb[GDLM_LVB_SIZE]; /* control_lock lvb */ struct completion ls_sync_wait; /* {control,mounted}_{lock,unlock} */ - char *ls_lvb_bits; spinlock_t ls_recover_spin; /* protects following fields */ unsigned long ls_recover_flags; /* DFL_ */ diff --git a/trunk/fs/gfs2/lock_dlm.c b/trunk/fs/gfs2/lock_dlm.c index c8423d6de6c3..9802de0f85e6 100644 --- a/trunk/fs/gfs2/lock_dlm.c +++ b/trunk/fs/gfs2/lock_dlm.c @@ -483,8 +483,12 @@ static void control_lvb_write(struct lm_lockstruct *ls, uint32_t lvb_gen, static int all_jid_bits_clear(char *lvb) { - return !memchr_inv(lvb + JID_BITMAP_OFFSET, 0, - GDLM_LVB_SIZE - JID_BITMAP_OFFSET); + int i; + for (i = JID_BITMAP_OFFSET; i < GDLM_LVB_SIZE; i++) { + if (lvb[i]) + return 0; + } + return 1; } static void sync_wait_cb(void *arg) @@ -576,6 +580,7 @@ static void gfs2_control_func(struct work_struct *work) { struct gfs2_sbd *sdp = container_of(work, struct gfs2_sbd, sd_control_work.work); struct lm_lockstruct *ls = &sdp->sd_lockstruct; + char lvb_bits[GDLM_LVB_SIZE]; uint32_t block_gen, start_gen, lvb_gen, flags; int recover_set = 0; int write_lvb = 0; @@ -629,7 +634,7 @@ static void gfs2_control_func(struct work_struct *work) return; } - control_lvb_read(ls, &lvb_gen, ls->ls_lvb_bits); + control_lvb_read(ls, &lvb_gen, lvb_bits); spin_lock(&ls->ls_recover_spin); if (block_gen != ls->ls_recover_block || @@ -659,10 +664,10 @@ static void gfs2_control_func(struct work_struct *work) ls->ls_recover_result[i] = 0; - if (!test_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET)) + if (!test_bit_le(i, lvb_bits + JID_BITMAP_OFFSET)) continue; - __clear_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET); + __clear_bit_le(i, lvb_bits + JID_BITMAP_OFFSET); write_lvb = 1; } } @@ -686,7 +691,7 @@ static void gfs2_control_func(struct work_struct *work) continue; if (ls->ls_recover_submit[i] < start_gen) { ls->ls_recover_submit[i] = 0; - __set_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET); + __set_bit_le(i, lvb_bits + JID_BITMAP_OFFSET); } } /* even if there are no bits to set, we need to write the @@ -700,7 +705,7 @@ static void gfs2_control_func(struct work_struct *work) spin_unlock(&ls->ls_recover_spin); if (write_lvb) { - control_lvb_write(ls, start_gen, ls->ls_lvb_bits); + control_lvb_write(ls, start_gen, lvb_bits); flags = DLM_LKF_CONVERT | DLM_LKF_VALBLK; } else { flags = DLM_LKF_CONVERT; @@ -720,7 +725,7 @@ static void gfs2_control_func(struct work_struct *work) */ for (i = 0; i < recover_size; i++) { - if (test_bit_le(i, ls->ls_lvb_bits + JID_BITMAP_OFFSET)) { + if (test_bit_le(i, lvb_bits + JID_BITMAP_OFFSET)) { fs_info(sdp, "recover generation %u jid %d\n", start_gen, i); gfs2_recover_set(sdp, i); @@ -753,6 +758,7 @@ static void gfs2_control_func(struct work_struct *work) static int control_mount(struct gfs2_sbd *sdp) { struct lm_lockstruct *ls = &sdp->sd_lockstruct; + char lvb_bits[GDLM_LVB_SIZE]; uint32_t start_gen, block_gen, mount_gen, lvb_gen; int mounted_mode; int retries = 0; @@ -851,7 +857,7 @@ static int control_mount(struct gfs2_sbd *sdp) * lvb_gen will be non-zero. */ - control_lvb_read(ls, &lvb_gen, ls->ls_lvb_bits); + control_lvb_read(ls, &lvb_gen, lvb_bits); if (lvb_gen == 0xFFFFFFFF) { /* special value to force mount attempts to fail */ @@ -881,7 +887,7 @@ static int control_mount(struct gfs2_sbd *sdp) * and all lvb bits to be clear (no pending journal recoveries.) */ - if (!all_jid_bits_clear(ls->ls_lvb_bits)) { + if (!all_jid_bits_clear(lvb_bits)) { /* journals need recovery, wait until all are clear */ fs_info(sdp, "control_mount wait for journal recovery\n"); goto restart; @@ -943,6 +949,7 @@ static int dlm_recovery_wait(void *word) static int control_first_done(struct gfs2_sbd *sdp) { struct lm_lockstruct *ls = &sdp->sd_lockstruct; + char lvb_bits[GDLM_LVB_SIZE]; uint32_t start_gen, block_gen; int error; @@ -984,8 +991,8 @@ static int control_first_done(struct gfs2_sbd *sdp) memset(ls->ls_recover_result, 0, ls->ls_recover_size*sizeof(uint32_t)); spin_unlock(&ls->ls_recover_spin); - memset(ls->ls_lvb_bits, 0, GDLM_LVB_SIZE); - control_lvb_write(ls, start_gen, ls->ls_lvb_bits); + memset(lvb_bits, 0, sizeof(lvb_bits)); + control_lvb_write(ls, start_gen, lvb_bits); error = mounted_lock(sdp, DLM_LOCK_PR, DLM_LKF_CONVERT); if (error) @@ -1015,12 +1022,6 @@ static int set_recover_size(struct gfs2_sbd *sdp, struct dlm_slot *slots, uint32_t old_size, new_size; int i, max_jid; - if (!ls->ls_lvb_bits) { - ls->ls_lvb_bits = kzalloc(GDLM_LVB_SIZE, GFP_NOFS); - if (!ls->ls_lvb_bits) - return -ENOMEM; - } - max_jid = 0; for (i = 0; i < num_slots; i++) { if (max_jid < slots[i].slot - 1) @@ -1056,7 +1057,6 @@ static int set_recover_size(struct gfs2_sbd *sdp, struct dlm_slot *slots, static void free_recover_size(struct lm_lockstruct *ls) { - kfree(ls->ls_lvb_bits); kfree(ls->ls_recover_submit); kfree(ls->ls_recover_result); ls->ls_recover_submit = NULL; @@ -1205,7 +1205,6 @@ static int gdlm_mount(struct gfs2_sbd *sdp, const char *table) ls->ls_recover_size = 0; ls->ls_recover_submit = NULL; ls->ls_recover_result = NULL; - ls->ls_lvb_bits = NULL; error = set_recover_size(sdp, NULL, 0); if (error) diff --git a/trunk/fs/gfs2/ops_fstype.c b/trunk/fs/gfs2/ops_fstype.c index 60ede2a0f43f..1b612be4b873 100644 --- a/trunk/fs/gfs2/ops_fstype.c +++ b/trunk/fs/gfs2/ops_fstype.c @@ -20,7 +20,6 @@ #include #include #include -#include #include "gfs2.h" #include "incore.h" @@ -1426,7 +1425,6 @@ struct file_system_type gfs2_fs_type = { .kill_sb = gfs2_kill_sb, .owner = THIS_MODULE, }; -MODULE_ALIAS_FS("gfs2"); struct file_system_type gfs2meta_fs_type = { .name = "gfs2meta", @@ -1434,4 +1432,4 @@ struct file_system_type gfs2meta_fs_type = { .mount = gfs2_mount_meta, .owner = THIS_MODULE, }; -MODULE_ALIAS_FS("gfs2meta"); + diff --git a/trunk/fs/gfs2/rgrp.c b/trunk/fs/gfs2/rgrp.c index 5a51265a4341..d1f51fd73f86 100644 --- a/trunk/fs/gfs2/rgrp.c +++ b/trunk/fs/gfs2/rgrp.c @@ -576,7 +576,7 @@ int gfs2_rs_alloc(struct gfs2_inode *ip) RB_CLEAR_NODE(&ip->i_res->rs_node); out: up_write(&ip->i_rw_mutex); - return error; + return 0; } static void dump_rs(struct seq_file *seq, const struct gfs2_blkreserv *rs) @@ -1181,9 +1181,12 @@ int gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64 offset, const struct gfs2_bitmap *bi, unsigned minlen, u64 *ptrimmed) { struct super_block *sb = sdp->sd_vfs; + struct block_device *bdev = sb->s_bdev; + const unsigned int sects_per_blk = sdp->sd_sb.sb_bsize / + bdev_logical_block_size(sb->s_bdev); u64 blk; sector_t start = 0; - sector_t nr_blks = 0; + sector_t nr_sects = 0; int rv; unsigned int x; u32 trimmed = 0; @@ -1203,34 +1206,35 @@ int gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64 offset, if (diff == 0) continue; blk = offset + ((bi->bi_start + x) * GFS2_NBBY); + blk *= sects_per_blk; /* convert to sectors */ while(diff) { if (diff & 1) { - if (nr_blks == 0) + if (nr_sects == 0) goto start_new_extent; - if ((start + nr_blks) != blk) { - if (nr_blks >= minlen) { - rv = sb_issue_discard(sb, - start, nr_blks, + if ((start + nr_sects) != blk) { + if (nr_sects >= minlen) { + rv = blkdev_issue_discard(bdev, + start, nr_sects, GFP_NOFS, 0); if (rv) goto fail; - trimmed += nr_blks; + trimmed += nr_sects; } - nr_blks = 0; + nr_sects = 0; start_new_extent: start = blk; } - nr_blks++; + nr_sects += sects_per_blk; } diff >>= 2; - blk++; + blk += sects_per_blk; } } - if (nr_blks >= minlen) { - rv = sb_issue_discard(sb, start, nr_blks, GFP_NOFS, 0); + if (nr_sects >= minlen) { + rv = blkdev_issue_discard(bdev, start, nr_sects, GFP_NOFS, 0); if (rv) goto fail; - trimmed += nr_blks; + trimmed += nr_sects; } if (ptrimmed) *ptrimmed = trimmed; diff --git a/trunk/fs/hfs/super.c b/trunk/fs/hfs/super.c index bbaaa8a4ee64..e93ddaadfd1e 100644 --- a/trunk/fs/hfs/super.c +++ b/trunk/fs/hfs/super.c @@ -466,7 +466,6 @@ static struct file_system_type hfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("hfs"); static void hfs_init_once(void *p) { diff --git a/trunk/fs/hfsplus/super.c b/trunk/fs/hfsplus/super.c index 7b87284e46dc..974c26f96fae 100644 --- a/trunk/fs/hfsplus/super.c +++ b/trunk/fs/hfsplus/super.c @@ -654,7 +654,6 @@ static struct file_system_type hfsplus_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("hfsplus"); static void hfsplus_init_once(void *p) { diff --git a/trunk/fs/hostfs/hostfs_kern.c b/trunk/fs/hostfs/hostfs_kern.c index 0f6e52d22b84..fbabb906066f 100644 --- a/trunk/fs/hostfs/hostfs_kern.c +++ b/trunk/fs/hostfs/hostfs_kern.c @@ -845,8 +845,15 @@ int hostfs_setattr(struct dentry *dentry, struct iattr *attr) return err; if ((attr->ia_valid & ATTR_SIZE) && - attr->ia_size != i_size_read(inode)) + attr->ia_size != i_size_read(inode)) { + int error; + + error = inode_newsize_ok(inode, attr->ia_size); + if (error) + return error; + truncate_setsize(inode, attr->ia_size); + } setattr_copy(inode, attr); mark_inode_dirty(inode); @@ -986,7 +993,6 @@ static struct file_system_type hostfs_type = { .kill_sb = hostfs_kill_sb, .fs_flags = 0, }; -MODULE_ALIAS_FS("hostfs"); static int __init init_hostfs(void) { diff --git a/trunk/fs/hpfs/super.c b/trunk/fs/hpfs/super.c index a0617e706957..a3076228523d 100644 --- a/trunk/fs/hpfs/super.c +++ b/trunk/fs/hpfs/super.c @@ -688,7 +688,6 @@ static struct file_system_type hpfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("hpfs"); static int __init init_hpfs_fs(void) { diff --git a/trunk/fs/hppfs/hppfs.c b/trunk/fs/hppfs/hppfs.c index 126d3c2e2dee..74f55703be49 100644 --- a/trunk/fs/hppfs/hppfs.c +++ b/trunk/fs/hppfs/hppfs.c @@ -748,7 +748,6 @@ static struct file_system_type hppfs_type = { .kill_sb = kill_anon_super, .fs_flags = 0, }; -MODULE_ALIAS_FS("hppfs"); static int __init init_hppfs(void) { diff --git a/trunk/fs/hugetlbfs/inode.c b/trunk/fs/hugetlbfs/inode.c index 84e3d856e91d..7f94e0cbc69c 100644 --- a/trunk/fs/hugetlbfs/inode.c +++ b/trunk/fs/hugetlbfs/inode.c @@ -896,7 +896,6 @@ static struct file_system_type hugetlbfs_fs_type = { .mount = hugetlbfs_mount, .kill_sb = kill_litter_super, }; -MODULE_ALIAS_FS("hugetlbfs"); static struct vfsmount *hugetlbfs_vfsmount[HUGE_MAX_HSTATE]; diff --git a/trunk/fs/inode.c b/trunk/fs/inode.c index a898b3d43ccf..f5f7c06c36fb 100644 --- a/trunk/fs/inode.c +++ b/trunk/fs/inode.c @@ -725,7 +725,7 @@ void prune_icache_sb(struct super_block *sb, int nr_to_scan) * inode to the back of the list so we don't spin on it. */ if (!spin_trylock(&inode->i_lock)) { - list_move(&inode->i_lru, &sb->s_inode_lru); + list_move_tail(&inode->i_lru, &sb->s_inode_lru); continue; } diff --git a/trunk/fs/internal.h b/trunk/fs/internal.h index 4be78237d896..507141fceb99 100644 --- a/trunk/fs/internal.h +++ b/trunk/fs/internal.h @@ -125,8 +125,3 @@ extern int invalidate_inodes(struct super_block *, bool); * dcache.c */ extern struct dentry *__d_alloc(struct super_block *, const struct qstr *); - -/* - * read_write.c - */ -extern ssize_t __kernel_write(struct file *, const char *, size_t, loff_t *); diff --git a/trunk/fs/isofs/inode.c b/trunk/fs/isofs/inode.c index d9b8aebdeb22..67ce52507d7d 100644 --- a/trunk/fs/isofs/inode.c +++ b/trunk/fs/isofs/inode.c @@ -1556,8 +1556,6 @@ static struct file_system_type iso9660_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("iso9660"); -MODULE_ALIAS("iso9660"); static int __init init_iso9660_fs(void) { @@ -1595,3 +1593,5 @@ static void __exit exit_iso9660_fs(void) module_init(init_iso9660_fs) module_exit(exit_iso9660_fs) MODULE_LICENSE("GPL"); +/* Actual filesystem name is iso9660, as requested in filesystems.c */ +MODULE_ALIAS("iso9660"); diff --git a/trunk/fs/jbd2/transaction.c b/trunk/fs/jbd2/transaction.c index 325bc019ed88..d6ee5aed56b1 100644 --- a/trunk/fs/jbd2/transaction.c +++ b/trunk/fs/jbd2/transaction.c @@ -1065,12 +1065,9 @@ int jbd2_journal_get_undo_access(handle_t *handle, struct buffer_head *bh) void jbd2_journal_set_triggers(struct buffer_head *bh, struct jbd2_buffer_trigger_type *type) { - struct journal_head *jh = jbd2_journal_grab_journal_head(bh); + struct journal_head *jh = bh2jh(bh); - if (WARN_ON(!jh)) - return; jh->b_triggers = type; - jbd2_journal_put_journal_head(jh); } void jbd2_buffer_frozen_trigger(struct journal_head *jh, void *mapped_data, @@ -1122,18 +1119,17 @@ int jbd2_journal_dirty_metadata(handle_t *handle, struct buffer_head *bh) { transaction_t *transaction = handle->h_transaction; journal_t *journal = transaction->t_journal; - struct journal_head *jh; + struct journal_head *jh = bh2jh(bh); int ret = 0; + jbd_debug(5, "journal_head %p\n", jh); + JBUFFER_TRACE(jh, "entry"); if (is_handle_aborted(handle)) goto out; - jh = jbd2_journal_grab_journal_head(bh); - if (!jh) { + if (!buffer_jbd(bh)) { ret = -EUCLEAN; goto out; } - jbd_debug(5, "journal_head %p\n", jh); - JBUFFER_TRACE(jh, "entry"); jbd_lock_bh_state(bh); @@ -1224,7 +1220,6 @@ int jbd2_journal_dirty_metadata(handle_t *handle, struct buffer_head *bh) spin_unlock(&journal->j_list_lock); out_unlock_bh: jbd_unlock_bh_state(bh); - jbd2_journal_put_journal_head(jh); out: JBUFFER_TRACE(jh, "exit"); WARN_ON(ret); /* All errors are bugs, so dump the stack */ diff --git a/trunk/fs/jffs2/super.c b/trunk/fs/jffs2/super.c index 0defb1cc2a35..d3d8799e2187 100644 --- a/trunk/fs/jffs2/super.c +++ b/trunk/fs/jffs2/super.c @@ -356,7 +356,6 @@ static struct file_system_type jffs2_fs_type = { .mount = jffs2_mount, .kill_sb = jffs2_kill_sb, }; -MODULE_ALIAS_FS("jffs2"); static int __init init_jffs2_fs(void) { diff --git a/trunk/fs/jfs/super.c b/trunk/fs/jfs/super.c index 2003e830ed1c..060ba638becb 100644 --- a/trunk/fs/jfs/super.c +++ b/trunk/fs/jfs/super.c @@ -833,7 +833,6 @@ static struct file_system_type jfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("jfs"); static void init_once(void *foo) { diff --git a/trunk/fs/logfs/super.c b/trunk/fs/logfs/super.c index 54360293bcb5..345c24b8a6f8 100644 --- a/trunk/fs/logfs/super.c +++ b/trunk/fs/logfs/super.c @@ -608,7 +608,6 @@ static struct file_system_type logfs_fs_type = { .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("logfs"); static int __init logfs_init(void) { diff --git a/trunk/fs/minix/inode.c b/trunk/fs/minix/inode.c index df122496f328..99541cceb584 100644 --- a/trunk/fs/minix/inode.c +++ b/trunk/fs/minix/inode.c @@ -660,7 +660,6 @@ static struct file_system_type minix_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("minix"); static int __init init_minix_fs(void) { diff --git a/trunk/fs/namei.c b/trunk/fs/namei.c index 57ae9c8c66bf..961bc1268366 100644 --- a/trunk/fs/namei.c +++ b/trunk/fs/namei.c @@ -689,6 +689,8 @@ void nd_jump_link(struct nameidata *nd, struct path *path) nd->path = *path; nd->inode = nd->path.dentry->d_inode; nd->flags |= LOOKUP_JUMPED; + + BUG_ON(nd->inode->i_op->follow_link); } static inline void put_link(struct nameidata *nd, struct path *link, void *cookie) diff --git a/trunk/fs/namespace.c b/trunk/fs/namespace.c index 341d3f564082..50ca17d3cb45 100644 --- a/trunk/fs/namespace.c +++ b/trunk/fs/namespace.c @@ -798,10 +798,6 @@ static struct mount *clone_mnt(struct mount *old, struct dentry *root, } mnt->mnt.mnt_flags = old->mnt.mnt_flags & ~MNT_WRITE_HOLD; - /* Don't allow unprivileged users to change mount flags */ - if ((flag & CL_UNPRIVILEGED) && (mnt->mnt.mnt_flags & MNT_READONLY)) - mnt->mnt.mnt_flags |= MNT_LOCK_READONLY; - atomic_inc(&sb->s_active); mnt->mnt.mnt_sb = sb; mnt->mnt.mnt_root = dget(root); @@ -1690,7 +1686,7 @@ static int do_loopback(struct path *path, const char *old_name, if (IS_ERR(mnt)) { err = PTR_ERR(mnt); - goto out2; + goto out; } err = graft_tree(mnt, path); @@ -1717,9 +1713,6 @@ static int change_mount_flags(struct vfsmount *mnt, int ms_flags) if (readonly_request == __mnt_is_readonly(mnt)) return 0; - if (mnt->mnt_flags & MNT_LOCK_READONLY) - return -EPERM; - if (readonly_request) error = mnt_make_readonly(real_mount(mnt)); else @@ -2346,7 +2339,7 @@ static struct mnt_namespace *dup_mnt_ns(struct mnt_namespace *mnt_ns, /* First pass: copy the tree topology */ copy_flags = CL_COPY_ALL | CL_EXPIRE; if (user_ns != mnt_ns->user_ns) - copy_flags |= CL_SHARED_TO_SLAVE | CL_UNPRIVILEGED; + copy_flags |= CL_SHARED_TO_SLAVE; new = copy_tree(old, old->mnt.mnt_root, copy_flags); if (IS_ERR(new)) { up_write(&namespace_sem); @@ -2739,51 +2732,6 @@ bool our_mnt(struct vfsmount *mnt) return check_mnt(real_mount(mnt)); } -bool current_chrooted(void) -{ - /* Does the current process have a non-standard root */ - struct path ns_root; - struct path fs_root; - bool chrooted; - - /* Find the namespace root */ - ns_root.mnt = ¤t->nsproxy->mnt_ns->root->mnt; - ns_root.dentry = ns_root.mnt->mnt_root; - path_get(&ns_root); - while (d_mountpoint(ns_root.dentry) && follow_down_one(&ns_root)) - ; - - get_fs_root(current->fs, &fs_root); - - chrooted = !path_equal(&fs_root, &ns_root); - - path_put(&fs_root); - path_put(&ns_root); - - return chrooted; -} - -void update_mnt_policy(struct user_namespace *userns) -{ - struct mnt_namespace *ns = current->nsproxy->mnt_ns; - struct mount *mnt; - - down_read(&namespace_sem); - list_for_each_entry(mnt, &ns->list, mnt_list) { - switch (mnt->mnt.mnt_sb->s_magic) { - case SYSFS_MAGIC: - userns->may_mount_sysfs = true; - break; - case PROC_SUPER_MAGIC: - userns->may_mount_proc = true; - break; - } - if (userns->may_mount_sysfs && userns->may_mount_proc) - break; - } - up_read(&namespace_sem); -} - static void *mntns_get(struct task_struct *task) { struct mnt_namespace *ns = NULL; diff --git a/trunk/fs/ncpfs/inode.c b/trunk/fs/ncpfs/inode.c index 26910c8154da..7dafd6899a62 100644 --- a/trunk/fs/ncpfs/inode.c +++ b/trunk/fs/ncpfs/inode.c @@ -1051,7 +1051,6 @@ static struct file_system_type ncp_fs_type = { .kill_sb = kill_anon_super, .fs_flags = FS_BINARY_MOUNTDATA, }; -MODULE_ALIAS_FS("ncpfs"); static int __init init_ncp_fs(void) { diff --git a/trunk/fs/nfs/blocklayout/blocklayoutdm.c b/trunk/fs/nfs/blocklayout/blocklayoutdm.c index 6fc7b5cae92b..737d839bc17b 100644 --- a/trunk/fs/nfs/blocklayout/blocklayoutdm.c +++ b/trunk/fs/nfs/blocklayout/blocklayoutdm.c @@ -55,8 +55,7 @@ static void dev_remove(struct net *net, dev_t dev) bl_pipe_msg.bl_wq = &nn->bl_wq; memset(msg, 0, sizeof(*msg)); - msg->len = sizeof(bl_msg) + bl_msg.totallen; - msg->data = kzalloc(msg->len, GFP_NOFS); + msg->data = kzalloc(1 + sizeof(bl_umount_request), GFP_NOFS); if (!msg->data) goto out; @@ -67,6 +66,7 @@ static void dev_remove(struct net *net, dev_t dev) memcpy(msg->data, &bl_msg, sizeof(bl_msg)); dataptr = (uint8_t *) msg->data; memcpy(&dataptr[sizeof(bl_msg)], &bl_umount_request, sizeof(bl_umount_request)); + msg->len = sizeof(bl_msg) + bl_msg.totallen; add_wait_queue(&nn->bl_wq, &wq); if (rpc_queue_upcall(nn->bl_device_pipe, msg) < 0) { diff --git a/trunk/fs/nfs/idmap.c b/trunk/fs/nfs/idmap.c index c516da5873fd..dc0f98dfa717 100644 --- a/trunk/fs/nfs/idmap.c +++ b/trunk/fs/nfs/idmap.c @@ -726,9 +726,9 @@ static int nfs_idmap_legacy_upcall(struct key_construction *cons, return ret; } -static int nfs_idmap_instantiate(struct key *key, struct key *authkey, char *data, size_t datalen) +static int nfs_idmap_instantiate(struct key *key, struct key *authkey, char *data) { - return key_instantiate_and_link(key, data, datalen, + return key_instantiate_and_link(key, data, strlen(data) + 1, id_resolver_cache->thread_keyring, authkey); } @@ -738,7 +738,6 @@ static int nfs_idmap_read_and_verify_message(struct idmap_msg *im, struct key *key, struct key *authkey) { char id_str[NFS_UINT_MAXLEN]; - size_t len; int ret = -ENOKEY; /* ret = -ENOKEY */ @@ -748,15 +747,13 @@ static int nfs_idmap_read_and_verify_message(struct idmap_msg *im, case IDMAP_CONV_NAMETOID: if (strcmp(upcall->im_name, im->im_name) != 0) break; - /* Note: here we store the NUL terminator too */ - len = sprintf(id_str, "%d", im->im_id) + 1; - ret = nfs_idmap_instantiate(key, authkey, id_str, len); + sprintf(id_str, "%d", im->im_id); + ret = nfs_idmap_instantiate(key, authkey, id_str); break; case IDMAP_CONV_IDTONAME: if (upcall->im_id != im->im_id) break; - len = strlen(im->im_name); - ret = nfs_idmap_instantiate(key, authkey, im->im_name, len); + ret = nfs_idmap_instantiate(key, authkey, im->im_name); break; default: ret = -EINVAL; diff --git a/trunk/fs/nfs/nfs4client.c b/trunk/fs/nfs/nfs4client.c index 66b6664dcd4c..ac4fc9a8fdbc 100644 --- a/trunk/fs/nfs/nfs4client.c +++ b/trunk/fs/nfs/nfs4client.c @@ -300,7 +300,7 @@ int nfs40_walk_client_list(struct nfs_client *new, struct rpc_cred *cred) { struct nfs_net *nn = net_generic(new->cl_net, nfs_net_id); - struct nfs_client *pos, *prev = NULL; + struct nfs_client *pos, *n, *prev = NULL; struct nfs4_setclientid_res clid = { .clientid = new->cl_clientid, .confirm = new->cl_confirm, @@ -308,23 +308,10 @@ int nfs40_walk_client_list(struct nfs_client *new, int status = -NFS4ERR_STALE_CLIENTID; spin_lock(&nn->nfs_client_lock); - list_for_each_entry(pos, &nn->nfs_client_list, cl_share_link) { + list_for_each_entry_safe(pos, n, &nn->nfs_client_list, cl_share_link) { /* If "pos" isn't marked ready, we can't trust the * remaining fields in "pos" */ - if (pos->cl_cons_state > NFS_CS_READY) { - atomic_inc(&pos->cl_count); - spin_unlock(&nn->nfs_client_lock); - - if (prev) - nfs_put_client(prev); - prev = pos; - - status = nfs_wait_client_init_complete(pos); - spin_lock(&nn->nfs_client_lock); - if (status < 0) - continue; - } - if (pos->cl_cons_state != NFS_CS_READY) + if (pos->cl_cons_state < NFS_CS_READY) continue; if (pos->rpc_ops != new->rpc_ops) @@ -436,16 +423,16 @@ int nfs41_walk_client_list(struct nfs_client *new, struct rpc_cred *cred) { struct nfs_net *nn = net_generic(new->cl_net, nfs_net_id); - struct nfs_client *pos, *prev = NULL; + struct nfs_client *pos, *n, *prev = NULL; int status = -NFS4ERR_STALE_CLIENTID; spin_lock(&nn->nfs_client_lock); - list_for_each_entry(pos, &nn->nfs_client_list, cl_share_link) { + list_for_each_entry_safe(pos, n, &nn->nfs_client_list, cl_share_link) { /* If "pos" isn't marked ready, we can't trust the * remaining fields in "pos", especially the client * ID and serverowner fields. Wait for CREATE_SESSION * to finish. */ - if (pos->cl_cons_state > NFS_CS_READY) { + if (pos->cl_cons_state < NFS_CS_READY) { atomic_inc(&pos->cl_count); spin_unlock(&nn->nfs_client_lock); @@ -453,17 +440,18 @@ int nfs41_walk_client_list(struct nfs_client *new, nfs_put_client(prev); prev = pos; + nfs4_schedule_lease_recovery(pos); status = nfs_wait_client_init_complete(pos); - if (status == 0) { - nfs4_schedule_lease_recovery(pos); - status = nfs4_wait_clnt_recover(pos); + if (status < 0) { + nfs_put_client(pos); + spin_lock(&nn->nfs_client_lock); + continue; } + status = pos->cl_cons_state; spin_lock(&nn->nfs_client_lock); if (status < 0) continue; } - if (pos->cl_cons_state != NFS_CS_READY) - continue; if (pos->rpc_ops != new->rpc_ops) continue; @@ -481,18 +469,17 @@ int nfs41_walk_client_list(struct nfs_client *new, continue; atomic_inc(&pos->cl_count); - *result = pos; - status = 0; + spin_unlock(&nn->nfs_client_lock); dprintk("NFS: <-- %s using nfs_client = %p ({%d})\n", __func__, pos, atomic_read(&pos->cl_count)); - break; + + *result = pos; + return 0; } /* No matching nfs_client found. */ spin_unlock(&nn->nfs_client_lock); dprintk("NFS: <-- %s status = %d\n", __func__, status); - if (prev) - nfs_put_client(prev); return status; } #endif /* CONFIG_NFS_V4_1 */ diff --git a/trunk/fs/nfs/nfs4filelayout.c b/trunk/fs/nfs/nfs4filelayout.c index 4fb234d3aefb..49eeb044c109 100644 --- a/trunk/fs/nfs/nfs4filelayout.c +++ b/trunk/fs/nfs/nfs4filelayout.c @@ -129,6 +129,7 @@ static void filelayout_fenceme(struct inode *inode, struct pnfs_layout_hdr *lo) { if (!test_and_clear_bit(NFS_LAYOUT_RETURN, &lo->plh_flags)) return; + clear_bit(NFS_INO_LAYOUTCOMMIT, &NFS_I(inode)->flags); pnfs_return_layout(inode); } diff --git a/trunk/fs/nfs/nfs4proc.c b/trunk/fs/nfs/nfs4proc.c index 0ad025eb523b..b2671cb0f901 100644 --- a/trunk/fs/nfs/nfs4proc.c +++ b/trunk/fs/nfs/nfs4proc.c @@ -1046,7 +1046,6 @@ static struct nfs4_state *nfs4_try_open_cached(struct nfs4_opendata *opendata) /* Save the delegation */ nfs4_stateid_copy(&stateid, &delegation->stateid); rcu_read_unlock(); - nfs_release_seqid(opendata->o_arg.seqid); ret = nfs_may_open(state->inode, state->owner->so_cred, open_mode); if (ret != 0) goto out; @@ -2633,7 +2632,7 @@ nfs4_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr, int status; if (pnfs_ld_layoutret_on_setattr(inode)) - pnfs_commit_and_return_layout(inode); + pnfs_return_layout(inode); nfs_fattr_init(fattr); @@ -6417,8 +6416,22 @@ nfs4_layoutcommit_done(struct rpc_task *task, void *calldata) static void nfs4_layoutcommit_release(void *calldata) { struct nfs4_layoutcommit_data *data = calldata; + struct pnfs_layout_segment *lseg, *tmp; + unsigned long *bitlock = &NFS_I(data->args.inode)->flags; pnfs_cleanup_layoutcommit(data); + /* Matched by references in pnfs_set_layoutcommit */ + list_for_each_entry_safe(lseg, tmp, &data->lseg_list, pls_lc_list) { + list_del_init(&lseg->pls_lc_list); + if (test_and_clear_bit(NFS_LSEG_LAYOUTCOMMIT, + &lseg->pls_flags)) + pnfs_put_lseg(lseg); + } + + clear_bit_unlock(NFS_INO_LAYOUTCOMMITTING, bitlock); + smp_mb__after_clear_bit(); + wake_up_bit(bitlock, NFS_INO_LAYOUTCOMMITTING); + put_rpccred(data->cred); kfree(data); } diff --git a/trunk/fs/nfs/nfs4state.c b/trunk/fs/nfs/nfs4state.c index d41a3518509f..6ace365c6334 100644 --- a/trunk/fs/nfs/nfs4state.c +++ b/trunk/fs/nfs/nfs4state.c @@ -1886,13 +1886,7 @@ int nfs4_discover_server_trunking(struct nfs_client *clp, status = PTR_ERR(clnt); break; } - /* Note: this is safe because we haven't yet marked the - * client as ready, so we are the only user of - * clp->cl_rpcclient - */ - clnt = xchg(&clp->cl_rpcclient, clnt); - rpc_shutdown_client(clnt); - clnt = clp->cl_rpcclient; + clp->cl_rpcclient = clnt; goto again; case -NFS4ERR_MINOR_VERS_MISMATCH: diff --git a/trunk/fs/nfs/pnfs.c b/trunk/fs/nfs/pnfs.c index 4bdffe0ba025..48ac5aad6258 100644 --- a/trunk/fs/nfs/pnfs.c +++ b/trunk/fs/nfs/pnfs.c @@ -417,16 +417,6 @@ should_free_lseg(struct pnfs_layout_range *lseg_range, lo_seg_intersecting(lseg_range, recall_range); } -static bool pnfs_lseg_dec_and_remove_zero(struct pnfs_layout_segment *lseg, - struct list_head *tmp_list) -{ - if (!atomic_dec_and_test(&lseg->pls_refcount)) - return false; - pnfs_layout_remove_lseg(lseg->pls_layout, lseg); - list_add(&lseg->pls_list, tmp_list); - return true; -} - /* Returns 1 if lseg is removed from list, 0 otherwise */ static int mark_lseg_invalid(struct pnfs_layout_segment *lseg, struct list_head *tmp_list) @@ -440,8 +430,11 @@ static int mark_lseg_invalid(struct pnfs_layout_segment *lseg, */ dprintk("%s: lseg %p ref %d\n", __func__, lseg, atomic_read(&lseg->pls_refcount)); - if (pnfs_lseg_dec_and_remove_zero(lseg, tmp_list)) + if (atomic_dec_and_test(&lseg->pls_refcount)) { + pnfs_layout_remove_lseg(lseg->pls_layout, lseg); + list_add(&lseg->pls_list, tmp_list); rv = 1; + } } return rv; } @@ -784,21 +777,6 @@ send_layoutget(struct pnfs_layout_hdr *lo, return lseg; } -static void pnfs_clear_layoutcommit(struct inode *inode, - struct list_head *head) -{ - struct nfs_inode *nfsi = NFS_I(inode); - struct pnfs_layout_segment *lseg, *tmp; - - if (!test_and_clear_bit(NFS_INO_LAYOUTCOMMIT, &nfsi->flags)) - return; - list_for_each_entry_safe(lseg, tmp, &nfsi->layout->plh_segs, pls_list) { - if (!test_and_clear_bit(NFS_LSEG_LAYOUTCOMMIT, &lseg->pls_flags)) - continue; - pnfs_lseg_dec_and_remove_zero(lseg, head); - } -} - /* * Initiates a LAYOUTRETURN(FILE), and removes the pnfs_layout_hdr * when the layout segment list is empty. @@ -830,7 +808,6 @@ _pnfs_return_layout(struct inode *ino) /* Reference matched in nfs4_layoutreturn_release */ pnfs_get_layout_hdr(lo); empty = list_empty(&lo->plh_segs); - pnfs_clear_layoutcommit(ino, &tmp_list); pnfs_mark_matching_lsegs_invalid(lo, &tmp_list, NULL); /* Don't send a LAYOUTRETURN if list was initially empty */ if (empty) { @@ -843,6 +820,8 @@ _pnfs_return_layout(struct inode *ino) spin_unlock(&ino->i_lock); pnfs_free_lseg_list(&tmp_list); + WARN_ON(test_bit(NFS_INO_LAYOUTCOMMIT, &nfsi->flags)); + lrp = kzalloc(sizeof(*lrp), GFP_KERNEL); if (unlikely(lrp == NULL)) { status = -ENOMEM; @@ -866,33 +845,6 @@ _pnfs_return_layout(struct inode *ino) } EXPORT_SYMBOL_GPL(_pnfs_return_layout); -int -pnfs_commit_and_return_layout(struct inode *inode) -{ - struct pnfs_layout_hdr *lo; - int ret; - - spin_lock(&inode->i_lock); - lo = NFS_I(inode)->layout; - if (lo == NULL) { - spin_unlock(&inode->i_lock); - return 0; - } - pnfs_get_layout_hdr(lo); - /* Block new layoutgets and read/write to ds */ - lo->plh_block_lgets++; - spin_unlock(&inode->i_lock); - filemap_fdatawait(inode->i_mapping); - ret = pnfs_layoutcommit_inode(inode, true); - if (ret == 0) - ret = _pnfs_return_layout(inode); - spin_lock(&inode->i_lock); - lo->plh_block_lgets--; - spin_unlock(&inode->i_lock); - pnfs_put_layout_hdr(lo); - return ret; -} - bool pnfs_roc(struct inode *ino) { struct pnfs_layout_hdr *lo; @@ -1506,6 +1458,7 @@ static void pnfs_ld_handle_write_error(struct nfs_write_data *data) dprintk("pnfs write error = %d\n", hdr->pnfs_error); if (NFS_SERVER(hdr->inode)->pnfs_curr_ld->flags & PNFS_LAYOUTRET_ON_ERROR) { + clear_bit(NFS_INO_LAYOUTCOMMIT, &NFS_I(hdr->inode)->flags); pnfs_return_layout(hdr->inode); } if (!test_and_set_bit(NFS_IOHDR_REDO, &hdr->flags)) @@ -1660,6 +1613,7 @@ static void pnfs_ld_handle_read_error(struct nfs_read_data *data) dprintk("pnfs read error = %d\n", hdr->pnfs_error); if (NFS_SERVER(hdr->inode)->pnfs_curr_ld->flags & PNFS_LAYOUTRET_ON_ERROR) { + clear_bit(NFS_INO_LAYOUTCOMMIT, &NFS_I(hdr->inode)->flags); pnfs_return_layout(hdr->inode); } if (!test_and_set_bit(NFS_IOHDR_REDO, &hdr->flags)) @@ -1792,27 +1746,11 @@ static void pnfs_list_write_lseg(struct inode *inode, struct list_head *listp) list_for_each_entry(lseg, &NFS_I(inode)->layout->plh_segs, pls_list) { if (lseg->pls_range.iomode == IOMODE_RW && - test_and_clear_bit(NFS_LSEG_LAYOUTCOMMIT, &lseg->pls_flags)) + test_bit(NFS_LSEG_LAYOUTCOMMIT, &lseg->pls_flags)) list_add(&lseg->pls_lc_list, listp); } } -static void pnfs_list_write_lseg_done(struct inode *inode, struct list_head *listp) -{ - struct pnfs_layout_segment *lseg, *tmp; - unsigned long *bitlock = &NFS_I(inode)->flags; - - /* Matched by references in pnfs_set_layoutcommit */ - list_for_each_entry_safe(lseg, tmp, listp, pls_lc_list) { - list_del_init(&lseg->pls_lc_list); - pnfs_put_lseg(lseg); - } - - clear_bit_unlock(NFS_INO_LAYOUTCOMMITTING, bitlock); - smp_mb__after_clear_bit(); - wake_up_bit(bitlock, NFS_INO_LAYOUTCOMMITTING); -} - void pnfs_set_lo_fail(struct pnfs_layout_segment *lseg) { pnfs_layout_io_set_failed(lseg->pls_layout, lseg->pls_range.iomode); @@ -1857,7 +1795,6 @@ void pnfs_cleanup_layoutcommit(struct nfs4_layoutcommit_data *data) if (nfss->pnfs_curr_ld->cleanup_layoutcommit) nfss->pnfs_curr_ld->cleanup_layoutcommit(data); - pnfs_list_write_lseg_done(data->args.inode, &data->lseg_list); } /* diff --git a/trunk/fs/nfs/pnfs.h b/trunk/fs/nfs/pnfs.h index f5f8a470a647..94ba80417748 100644 --- a/trunk/fs/nfs/pnfs.h +++ b/trunk/fs/nfs/pnfs.h @@ -219,7 +219,6 @@ void pnfs_set_layoutcommit(struct nfs_write_data *wdata); void pnfs_cleanup_layoutcommit(struct nfs4_layoutcommit_data *data); int pnfs_layoutcommit_inode(struct inode *inode, bool sync); int _pnfs_return_layout(struct inode *); -int pnfs_commit_and_return_layout(struct inode *); void pnfs_ld_write_done(struct nfs_write_data *); void pnfs_ld_read_done(struct nfs_read_data *); struct pnfs_layout_segment *pnfs_update_layout(struct inode *ino, @@ -408,11 +407,6 @@ static inline int pnfs_return_layout(struct inode *ino) return 0; } -static inline int pnfs_commit_and_return_layout(struct inode *inode) -{ - return 0; -} - static inline bool pnfs_ld_layoutret_on_setattr(struct inode *inode) { diff --git a/trunk/fs/nfs/super.c b/trunk/fs/nfs/super.c index 2f8a29db0f1b..17b32b722457 100644 --- a/trunk/fs/nfs/super.c +++ b/trunk/fs/nfs/super.c @@ -294,7 +294,6 @@ struct file_system_type nfs_fs_type = { .kill_sb = nfs_kill_super, .fs_flags = FS_RENAME_DOES_D_MOVE|FS_BINARY_MOUNTDATA, }; -MODULE_ALIAS_FS("nfs"); EXPORT_SYMBOL_GPL(nfs_fs_type); struct file_system_type nfs_xdev_fs_type = { @@ -334,8 +333,6 @@ struct file_system_type nfs4_fs_type = { .kill_sb = nfs_kill_super, .fs_flags = FS_RENAME_DOES_D_MOVE|FS_BINARY_MOUNTDATA, }; -MODULE_ALIAS_FS("nfs4"); -MODULE_ALIAS("nfs4"); EXPORT_SYMBOL_GPL(nfs4_fs_type); static int __init register_nfs4_fs(void) @@ -2720,5 +2717,6 @@ module_param(send_implementation_id, ushort, 0644); MODULE_PARM_DESC(send_implementation_id, "Send implementation ID with NFSv4.1 exchange_id"); MODULE_PARM_DESC(nfs4_unique_id, "nfs_client_id4 uniquifier string"); +MODULE_ALIAS("nfs4"); #endif /* CONFIG_NFS_V4 */ diff --git a/trunk/fs/nfsd/nfs4state.c b/trunk/fs/nfsd/nfs4state.c index 2e27430b9070..16d39c6c4fbb 100644 --- a/trunk/fs/nfsd/nfs4state.c +++ b/trunk/fs/nfsd/nfs4state.c @@ -230,6 +230,37 @@ static void nfs4_file_put_access(struct nfs4_file *fp, int oflag) __nfs4_file_put_access(fp, oflag); } +static inline int get_new_stid(struct nfs4_stid *stid) +{ + static int min_stateid = 0; + struct idr *stateids = &stid->sc_client->cl_stateids; + int new_stid; + int error; + + error = idr_get_new_above(stateids, stid, min_stateid, &new_stid); + /* + * Note: the necessary preallocation was done in + * nfs4_alloc_stateid(). The idr code caps the number of + * preallocations that can exist at a time, but the state lock + * prevents anyone from using ours before we get here: + */ + WARN_ON_ONCE(error); + /* + * It shouldn't be a problem to reuse an opaque stateid value. + * I don't think it is for 4.1. But with 4.0 I worry that, for + * example, a stray write retransmission could be accepted by + * the server when it should have been rejected. Therefore, + * adopt a trick from the sctp code to attempt to maximize the + * amount of time until an id is reused, by ensuring they always + * "increase" (mod INT_MAX): + */ + + min_stateid = new_stid+1; + if (min_stateid == INT_MAX) + min_stateid = 0; + return new_stid; +} + static struct nfs4_stid *nfs4_alloc_stid(struct nfs4_client *cl, struct kmem_cache *slab) { @@ -242,8 +273,9 @@ kmem_cache *slab) if (!stid) return NULL; - new_id = idr_alloc(stateids, stid, min_stateid, 0, GFP_KERNEL); - if (new_id < 0) + if (!idr_pre_get(stateids, GFP_KERNEL)) + goto out_free; + if (idr_get_new_above(stateids, stid, min_stateid, &new_id)) goto out_free; stid->sc_client = cl; stid->sc_type = 0; diff --git a/trunk/fs/nfsd/nfs4xdr.c b/trunk/fs/nfsd/nfs4xdr.c index a2720071f282..01168865dd37 100644 --- a/trunk/fs/nfsd/nfs4xdr.c +++ b/trunk/fs/nfsd/nfs4xdr.c @@ -264,7 +264,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, iattr->ia_valid |= ATTR_SIZE; } if (bmval[0] & FATTR4_WORD0_ACL) { - u32 nace; + int nace; struct nfs4_ace *ace; READ_BUF(4); len += 4; diff --git a/trunk/fs/nfsd/nfscache.c b/trunk/fs/nfsd/nfscache.c index ca05f6dc3544..62c1ee128aeb 100644 --- a/trunk/fs/nfsd/nfscache.c +++ b/trunk/fs/nfsd/nfscache.c @@ -102,8 +102,7 @@ nfsd_reply_cache_free_locked(struct svc_cacherep *rp) { if (rp->c_type == RC_REPLBUFF) kfree(rp->c_replvec.iov_base); - if (!hlist_unhashed(&rp->c_hash)) - hlist_del(&rp->c_hash); + hlist_del(&rp->c_hash); list_del(&rp->c_lru); --num_drc_entries; kmem_cache_free(drc_slab, rp); @@ -119,10 +118,6 @@ nfsd_reply_cache_free(struct svc_cacherep *rp) int nfsd_reply_cache_init(void) { - INIT_LIST_HEAD(&lru_head); - max_drc_entries = nfsd_cache_size_limit(); - num_drc_entries = 0; - register_shrinker(&nfsd_reply_cache_shrinker); drc_slab = kmem_cache_create("nfsd_drc", sizeof(struct svc_cacherep), 0, 0, NULL); @@ -133,6 +128,10 @@ int nfsd_reply_cache_init(void) if (!cache_hash) goto out_nomem; + INIT_LIST_HEAD(&lru_head); + max_drc_entries = nfsd_cache_size_limit(); + num_drc_entries = 0; + return 0; out_nomem: printk(KERN_ERR "nfsd: failed to allocate reply cache\n"); diff --git a/trunk/fs/nfsd/nfsctl.c b/trunk/fs/nfsd/nfsctl.c index f33455b4d957..13a21c8fca49 100644 --- a/trunk/fs/nfsd/nfsctl.c +++ b/trunk/fs/nfsd/nfsctl.c @@ -1090,7 +1090,6 @@ static struct file_system_type nfsd_fs_type = { .mount = nfsd_mount, .kill_sb = nfsd_umount, }; -MODULE_ALIAS_FS("nfsd"); #ifdef CONFIG_PROC_FS static int create_proc_exports_entry(void) diff --git a/trunk/fs/nfsd/vfs.c b/trunk/fs/nfsd/vfs.c index 2b2e2396a869..2a7eb536de0b 100644 --- a/trunk/fs/nfsd/vfs.c +++ b/trunk/fs/nfsd/vfs.c @@ -1013,7 +1013,6 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, int host_err; int stable = *stablep; int use_wgather; - loff_t pos = offset; dentry = file->f_path.dentry; inode = dentry->d_inode; @@ -1026,7 +1025,7 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, /* Write the data. */ oldfs = get_fs(); set_fs(KERNEL_DS); - host_err = vfs_writev(file, (struct iovec __user *)vec, vlen, &pos); + host_err = vfs_writev(file, (struct iovec __user *)vec, vlen, &offset); set_fs(oldfs); if (host_err < 0) goto out_nfserr; diff --git a/trunk/fs/nilfs2/super.c b/trunk/fs/nilfs2/super.c index c7d1f9f18b09..3c991dc84f2f 100644 --- a/trunk/fs/nilfs2/super.c +++ b/trunk/fs/nilfs2/super.c @@ -1361,7 +1361,6 @@ struct file_system_type nilfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("nilfs2"); static void nilfs_inode_init_once(void *obj) { diff --git a/trunk/fs/ntfs/super.c b/trunk/fs/ntfs/super.c index 82650d52d916..4a8289f8b16c 100644 --- a/trunk/fs/ntfs/super.c +++ b/trunk/fs/ntfs/super.c @@ -3079,7 +3079,6 @@ static struct file_system_type ntfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("ntfs"); /* Stable names for the slab caches. */ static const char ntfs_index_ctx_cache_name[] = "ntfs_index_ctx_cache"; diff --git a/trunk/fs/ocfs2/dlmfs/dlmfs.c b/trunk/fs/ocfs2/dlmfs/dlmfs.c index 12bafb7265ce..4c5fc8d77dc2 100644 --- a/trunk/fs/ocfs2/dlmfs/dlmfs.c +++ b/trunk/fs/ocfs2/dlmfs/dlmfs.c @@ -640,7 +640,6 @@ static struct file_system_type dlmfs_fs_type = { .mount = dlmfs_mount, .kill_sb = kill_litter_super, }; -MODULE_ALIAS_FS("ocfs2_dlmfs"); static int __init init_dlmfs_fs(void) { diff --git a/trunk/fs/ocfs2/super.c b/trunk/fs/ocfs2/super.c index 01b85165552b..9b6910dec4ba 100644 --- a/trunk/fs/ocfs2/super.c +++ b/trunk/fs/ocfs2/super.c @@ -1266,7 +1266,6 @@ static struct file_system_type ocfs2_fs_type = { .fs_flags = FS_REQUIRES_DEV|FS_RENAME_DOES_D_MOVE, .next = NULL }; -MODULE_ALIAS_FS("ocfs2"); static int ocfs2_check_set_options(struct super_block *sb, struct mount_options *options) diff --git a/trunk/fs/omfs/inode.c b/trunk/fs/omfs/inode.c index d8b0afde2179..25d715c7c87a 100644 --- a/trunk/fs/omfs/inode.c +++ b/trunk/fs/omfs/inode.c @@ -572,7 +572,6 @@ static struct file_system_type omfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("omfs"); static int __init init_omfs_fs(void) { diff --git a/trunk/fs/openpromfs/inode.c b/trunk/fs/openpromfs/inode.c index 75885ffde44e..ae47fa7efb9d 100644 --- a/trunk/fs/openpromfs/inode.c +++ b/trunk/fs/openpromfs/inode.c @@ -432,7 +432,6 @@ static struct file_system_type openprom_fs_type = { .mount = openprom_mount, .kill_sb = kill_anon_super, }; -MODULE_ALIAS_FS("openpromfs"); static void op_inode_init_once(void *data) { diff --git a/trunk/fs/pipe.c b/trunk/fs/pipe.c index 2234f3f61f8d..64a494cef0a0 100644 --- a/trunk/fs/pipe.c +++ b/trunk/fs/pipe.c @@ -863,9 +863,6 @@ pipe_rdwr_open(struct inode *inode, struct file *filp) { int ret = -ENOENT; - if (!(filp->f_mode & (FMODE_READ|FMODE_WRITE))) - return -EINVAL; - mutex_lock(&inode->i_mutex); if (inode->i_pipe) { diff --git a/trunk/fs/pnode.c b/trunk/fs/pnode.c index 8b29d2164da6..3e000a51ac0d 100644 --- a/trunk/fs/pnode.c +++ b/trunk/fs/pnode.c @@ -9,7 +9,6 @@ #include #include #include -#include #include "internal.h" #include "pnode.h" @@ -221,7 +220,6 @@ static struct mount *get_source(struct mount *dest, int propagate_mnt(struct mount *dest_mnt, struct dentry *dest_dentry, struct mount *source_mnt, struct list_head *tree_list) { - struct user_namespace *user_ns = current->nsproxy->mnt_ns->user_ns; struct mount *m, *child; int ret = 0; struct mount *prev_dest_mnt = dest_mnt; @@ -239,10 +237,6 @@ int propagate_mnt(struct mount *dest_mnt, struct dentry *dest_dentry, source = get_source(m, prev_dest_mnt, prev_src_mnt, &type); - /* Notice when we are propagating across user namespaces */ - if (m->mnt_ns->user_ns != user_ns) - type |= CL_UNPRIVILEGED; - child = copy_tree(source, source->mnt.mnt_root, type); if (IS_ERR(child)) { ret = PTR_ERR(child); diff --git a/trunk/fs/pnode.h b/trunk/fs/pnode.h index a0493d5ebfbf..19b853a3445c 100644 --- a/trunk/fs/pnode.h +++ b/trunk/fs/pnode.h @@ -23,7 +23,6 @@ #define CL_MAKE_SHARED 0x08 #define CL_PRIVATE 0x10 #define CL_SHARED_TO_SLAVE 0x20 -#define CL_UNPRIVILEGED 0x40 static inline void set_mnt_shared(struct mount *mnt) { diff --git a/trunk/fs/proc/array.c b/trunk/fs/proc/array.c index cbd0f1b324b9..f7ed9ee46eb9 100644 --- a/trunk/fs/proc/array.c +++ b/trunk/fs/proc/array.c @@ -143,7 +143,6 @@ static const char * const task_state_array[] = { "x (dead)", /* 64 */ "K (wakekill)", /* 128 */ "W (waking)", /* 256 */ - "P (parked)", /* 512 */ }; static inline const char *get_task_state(struct task_struct *tsk) diff --git a/trunk/fs/proc/generic.c b/trunk/fs/proc/generic.c index 21e1a8f1659d..4b3b3ffb52f1 100644 --- a/trunk/fs/proc/generic.c +++ b/trunk/fs/proc/generic.c @@ -755,8 +755,37 @@ void pde_put(struct proc_dir_entry *pde) free_proc_entry(pde); } -static void entry_rundown(struct proc_dir_entry *de) +/* + * Remove a /proc entry and free it if it's not currently in use. + */ +void remove_proc_entry(const char *name, struct proc_dir_entry *parent) { + struct proc_dir_entry **p; + struct proc_dir_entry *de = NULL; + const char *fn = name; + unsigned int len; + + spin_lock(&proc_subdir_lock); + if (__xlate_proc_name(name, &parent, &fn) != 0) { + spin_unlock(&proc_subdir_lock); + return; + } + len = strlen(fn); + + for (p = &parent->subdir; *p; p=&(*p)->next ) { + if (proc_match(len, fn, *p)) { + de = *p; + *p = de->next; + de->next = NULL; + break; + } + } + spin_unlock(&proc_subdir_lock); + if (!de) { + WARN(1, "name '%s'\n", name); + return; + } + spin_lock(&de->pde_unload_lock); /* * Stop accepting new callers into module. If you're @@ -788,40 +817,6 @@ static void entry_rundown(struct proc_dir_entry *de) spin_lock(&de->pde_unload_lock); } spin_unlock(&de->pde_unload_lock); -} - -/* - * Remove a /proc entry and free it if it's not currently in use. - */ -void remove_proc_entry(const char *name, struct proc_dir_entry *parent) -{ - struct proc_dir_entry **p; - struct proc_dir_entry *de = NULL; - const char *fn = name; - unsigned int len; - - spin_lock(&proc_subdir_lock); - if (__xlate_proc_name(name, &parent, &fn) != 0) { - spin_unlock(&proc_subdir_lock); - return; - } - len = strlen(fn); - - for (p = &parent->subdir; *p; p=&(*p)->next ) { - if (proc_match(len, fn, *p)) { - de = *p; - *p = de->next; - de->next = NULL; - break; - } - } - spin_unlock(&proc_subdir_lock); - if (!de) { - WARN(1, "name '%s'\n", name); - return; - } - - entry_rundown(de); if (S_ISDIR(de->mode)) parent->nlink--; @@ -832,57 +827,3 @@ void remove_proc_entry(const char *name, struct proc_dir_entry *parent) pde_put(de); } EXPORT_SYMBOL(remove_proc_entry); - -int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) -{ - struct proc_dir_entry **p; - struct proc_dir_entry *root = NULL, *de, *next; - const char *fn = name; - unsigned int len; - - spin_lock(&proc_subdir_lock); - if (__xlate_proc_name(name, &parent, &fn) != 0) { - spin_unlock(&proc_subdir_lock); - return -ENOENT; - } - len = strlen(fn); - - for (p = &parent->subdir; *p; p=&(*p)->next ) { - if (proc_match(len, fn, *p)) { - root = *p; - *p = root->next; - root->next = NULL; - break; - } - } - if (!root) { - spin_unlock(&proc_subdir_lock); - return -ENOENT; - } - de = root; - while (1) { - next = de->subdir; - if (next) { - de->subdir = next->next; - next->next = NULL; - de = next; - continue; - } - spin_unlock(&proc_subdir_lock); - - entry_rundown(de); - next = de->parent; - if (S_ISDIR(de->mode)) - next->nlink--; - de->nlink = 0; - if (de == root) - break; - pde_put(de); - - spin_lock(&proc_subdir_lock); - de = next; - } - pde_put(root); - return 0; -} -EXPORT_SYMBOL(remove_proc_subtree); diff --git a/trunk/fs/proc/inode.c b/trunk/fs/proc/inode.c index 869116c2afbe..a86aebc9ba7c 100644 --- a/trunk/fs/proc/inode.c +++ b/trunk/fs/proc/inode.c @@ -446,10 +446,9 @@ static const struct file_operations proc_reg_file_ops_no_compat = { struct inode *proc_get_inode(struct super_block *sb, struct proc_dir_entry *de) { - struct inode *inode = new_inode_pseudo(sb); + struct inode *inode = iget_locked(sb, de->low_ino); - if (inode) { - inode->i_ino = de->low_ino; + if (inode && (inode->i_state & I_NEW)) { inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME; PROC_I(inode)->pde = de; @@ -477,6 +476,7 @@ struct inode *proc_get_inode(struct super_block *sb, struct proc_dir_entry *de) inode->i_fop = de->proc_fops; } } + unlock_new_inode(inode); } else pde_put(de); return inode; diff --git a/trunk/fs/proc/namespaces.c b/trunk/fs/proc/namespaces.c index 66b51c0383da..b7a47196c8c3 100644 --- a/trunk/fs/proc/namespaces.c +++ b/trunk/fs/proc/namespaces.c @@ -118,7 +118,7 @@ static void *proc_ns_follow_link(struct dentry *dentry, struct nameidata *nd) struct super_block *sb = inode->i_sb; struct proc_inode *ei = PROC_I(inode); struct task_struct *task; - struct path ns_path; + struct dentry *ns_dentry; void *error = ERR_PTR(-EACCES); task = get_proc_task(inode); @@ -128,14 +128,14 @@ static void *proc_ns_follow_link(struct dentry *dentry, struct nameidata *nd) if (!ptrace_may_access(task, PTRACE_MODE_READ)) goto out_put_task; - ns_path.dentry = proc_ns_get_dentry(sb, task, ei->ns_ops); - if (IS_ERR(ns_path.dentry)) { - error = ERR_CAST(ns_path.dentry); + ns_dentry = proc_ns_get_dentry(sb, task, ei->ns_ops); + if (IS_ERR(ns_dentry)) { + error = ERR_CAST(ns_dentry); goto out_put_task; } - ns_path.mnt = mntget(nd->path.mnt); - nd_jump_link(nd, &ns_path); + dput(nd->path.dentry); + nd->path.dentry = ns_dentry; error = NULL; out_put_task: diff --git a/trunk/fs/proc/root.c b/trunk/fs/proc/root.c index 9c7fab1d23f0..c6e9fac26bac 100644 --- a/trunk/fs/proc/root.c +++ b/trunk/fs/proc/root.c @@ -16,7 +16,6 @@ #include #include #include -#include #include #include #include @@ -109,9 +108,6 @@ static struct dentry *proc_mount(struct file_system_type *fs_type, } else { ns = task_active_pid_ns(current); options = data; - - if (!current_user_ns()->may_mount_proc) - return ERR_PTR(-EPERM); } sb = sget(fs_type, proc_test_super, proc_set_super, flags, ns); diff --git a/trunk/fs/qnx4/inode.c b/trunk/fs/qnx4/inode.c index 2e8caa62da78..43098bb5723a 100644 --- a/trunk/fs/qnx4/inode.c +++ b/trunk/fs/qnx4/inode.c @@ -412,7 +412,6 @@ static struct file_system_type qnx4_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("qnx4"); static int __init init_qnx4_fs(void) { diff --git a/trunk/fs/qnx6/inode.c b/trunk/fs/qnx6/inode.c index 8d941edfefa1..57199a52a351 100644 --- a/trunk/fs/qnx6/inode.c +++ b/trunk/fs/qnx6/inode.c @@ -672,7 +672,6 @@ static struct file_system_type qnx6_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("qnx6"); static int __init init_qnx6_fs(void) { diff --git a/trunk/fs/quota/dquot.c b/trunk/fs/quota/dquot.c index 3e64169ef527..05ae3c97f7a5 100644 --- a/trunk/fs/quota/dquot.c +++ b/trunk/fs/quota/dquot.c @@ -1439,11 +1439,8 @@ static void __dquot_initialize(struct inode *inode, int type) * did a write before quota was turned on */ rsv = inode_get_rsv_space(inode); - if (unlikely(rsv)) { - spin_lock(&dq_data_lock); + if (unlikely(rsv)) dquot_resv_space(inode->i_dquot[cnt], rsv); - spin_unlock(&dq_data_lock); - } } } out_err: diff --git a/trunk/fs/read_write.c b/trunk/fs/read_write.c index e6ddc8dceb96..a698eff457fb 100644 --- a/trunk/fs/read_write.c +++ b/trunk/fs/read_write.c @@ -17,7 +17,6 @@ #include #include #include "read_write.h" -#include "internal.h" #include #include @@ -418,33 +417,6 @@ ssize_t do_sync_write(struct file *filp, const char __user *buf, size_t len, lof EXPORT_SYMBOL(do_sync_write); -ssize_t __kernel_write(struct file *file, const char *buf, size_t count, loff_t *pos) -{ - mm_segment_t old_fs; - const char __user *p; - ssize_t ret; - - if (!file->f_op || (!file->f_op->write && !file->f_op->aio_write)) - return -EINVAL; - - old_fs = get_fs(); - set_fs(get_ds()); - p = (__force const char __user *)buf; - if (count > MAX_RW_COUNT) - count = MAX_RW_COUNT; - if (file->f_op->write) - ret = file->f_op->write(file, p, count, pos); - else - ret = do_sync_write(file, p, count, pos); - set_fs(old_fs); - if (ret > 0) { - fsnotify_modify(file); - add_wchar(current, ret); - } - inc_syscw(current); - return ret; -} - ssize_t vfs_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { ssize_t ret; diff --git a/trunk/fs/reiserfs/super.c b/trunk/fs/reiserfs/super.c index f8a23c3078f8..418bdc3a57da 100644 --- a/trunk/fs/reiserfs/super.c +++ b/trunk/fs/reiserfs/super.c @@ -1147,7 +1147,8 @@ static int reiserfs_parse_options(struct super_block *s, char *options, /* strin "on filesystem root."); return 0; } - qf_names[qtype] = kstrdup(arg, GFP_KERNEL); + qf_names[qtype] = + kmalloc(strlen(arg) + 1, GFP_KERNEL); if (!qf_names[qtype]) { reiserfs_warning(s, "reiserfs-2502", "not enough memory " @@ -1155,6 +1156,7 @@ static int reiserfs_parse_options(struct super_block *s, char *options, /* strin "quotafile name."); return 0; } + strcpy(qf_names[qtype], arg); if (qtype == USRQUOTA) *mount_options |= 1 << REISERFS_USRQUOTA; else @@ -2432,7 +2434,6 @@ struct file_system_type reiserfs_fs_type = { .kill_sb = reiserfs_kill_sb, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("reiserfs"); MODULE_DESCRIPTION("ReiserFS journaled filesystem"); MODULE_AUTHOR("Hans Reiser "); diff --git a/trunk/fs/reiserfs/xattr.c b/trunk/fs/reiserfs/xattr.c index 4cce1d9552fb..c196369fe408 100644 --- a/trunk/fs/reiserfs/xattr.c +++ b/trunk/fs/reiserfs/xattr.c @@ -187,8 +187,8 @@ fill_with_dentries(void *buf, const char *name, int namelen, loff_t offset, if (dbuf->count == ARRAY_SIZE(dbuf->dentries)) return -ENOSPC; - if (name[0] == '.' && (namelen < 2 || - (namelen == 2 && name[1] == '.'))) + if (name[0] == '.' && (name[1] == '\0' || + (name[1] == '.' && name[2] == '\0'))) return 0; dentry = lookup_one_len(name, dbuf->xadir, namelen); diff --git a/trunk/fs/romfs/super.c b/trunk/fs/romfs/super.c index 15cbc41ee365..7e8d3a80bdab 100644 --- a/trunk/fs/romfs/super.c +++ b/trunk/fs/romfs/super.c @@ -599,7 +599,6 @@ static struct file_system_type romfs_fs_type = { .kill_sb = romfs_kill_sb, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("romfs"); /* * inode storage initialiser diff --git a/trunk/fs/splice.c b/trunk/fs/splice.c index 29e394e49ddd..718bd0056384 100644 --- a/trunk/fs/splice.c +++ b/trunk/fs/splice.c @@ -31,7 +31,6 @@ #include #include #include -#include "internal.h" /* * Attempt to steal a page from a pipe buffer. This should perhaps go into @@ -1049,10 +1048,9 @@ static int write_pipe_buf(struct pipe_inode_info *pipe, struct pipe_buffer *buf, { int ret; void *data; - loff_t tmp = sd->pos; data = buf->ops->map(pipe, buf, 0); - ret = __kernel_write(sd->u.file, data + buf->offset, sd->len, &tmp); + ret = kernel_write(sd->u.file, data + buf->offset, sd->len, sd->pos); buf->ops->unmap(pipe, buf, data); return ret; diff --git a/trunk/fs/squashfs/super.c b/trunk/fs/squashfs/super.c index 60553a9053ca..260e3928d4f5 100644 --- a/trunk/fs/squashfs/super.c +++ b/trunk/fs/squashfs/super.c @@ -489,7 +489,6 @@ static struct file_system_type squashfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV }; -MODULE_ALIAS_FS("squashfs"); static const struct super_operations squashfs_super_ops = { .alloc_inode = squashfs_alloc_inode, diff --git a/trunk/fs/sysfs/dir.c b/trunk/fs/sysfs/dir.c index e14512678c9b..2fbdff6be25c 100644 --- a/trunk/fs/sysfs/dir.c +++ b/trunk/fs/sysfs/dir.c @@ -1020,8 +1020,6 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir) ino = parent_sd->s_ino; if (filldir(dirent, ".", 1, filp->f_pos, ino, DT_DIR) == 0) filp->f_pos++; - else - return 0; } if (filp->f_pos == 1) { if (parent_sd->s_parent) @@ -1030,8 +1028,6 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir) ino = parent_sd->s_ino; if (filldir(dirent, "..", 2, filp->f_pos, ino, DT_DIR) == 0) filp->f_pos++; - else - return 0; } mutex_lock(&sysfs_mutex); for (pos = sysfs_dir_pos(ns, parent_sd, filp->f_pos, pos); @@ -1062,21 +1058,10 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir) return 0; } -static loff_t sysfs_dir_llseek(struct file *file, loff_t offset, int whence) -{ - struct inode *inode = file_inode(file); - loff_t ret; - - mutex_lock(&inode->i_mutex); - ret = generic_file_llseek(file, offset, whence); - mutex_unlock(&inode->i_mutex); - - return ret; -} const struct file_operations sysfs_dir_operations = { .read = generic_read_dir, .readdir = sysfs_readdir, .release = sysfs_dir_release, - .llseek = sysfs_dir_llseek, + .llseek = generic_file_llseek, }; diff --git a/trunk/fs/sysfs/mount.c b/trunk/fs/sysfs/mount.c index afd83273e6ce..8d924b5ec733 100644 --- a/trunk/fs/sysfs/mount.c +++ b/trunk/fs/sysfs/mount.c @@ -19,7 +19,6 @@ #include #include #include -#include #include "sysfs.h" @@ -112,9 +111,6 @@ static struct dentry *sysfs_mount(struct file_system_type *fs_type, struct super_block *sb; int error; - if (!(flags & MS_KERNMOUNT) && !current_user_ns()->may_mount_sysfs) - return ERR_PTR(-EPERM); - info = kzalloc(sizeof(*info), GFP_KERNEL); if (!info) return ERR_PTR(-ENOMEM); diff --git a/trunk/fs/sysv/super.c b/trunk/fs/sysv/super.c index d0c6a007ce83..a38e87bdd78d 100644 --- a/trunk/fs/sysv/super.c +++ b/trunk/fs/sysv/super.c @@ -545,7 +545,6 @@ static struct file_system_type sysv_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("sysv"); static struct file_system_type v7_fs_type = { .owner = THIS_MODULE, @@ -554,8 +553,6 @@ static struct file_system_type v7_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("v7"); -MODULE_ALIAS("v7"); static int __init init_sysv_fs(void) { @@ -589,4 +586,5 @@ static void __exit exit_sysv_fs(void) module_init(init_sysv_fs) module_exit(exit_sysv_fs) +MODULE_ALIAS("v7"); MODULE_LICENSE("GPL"); diff --git a/trunk/fs/ubifs/super.c b/trunk/fs/ubifs/super.c index f21acf0ef01f..ddc0f6ae65e9 100644 --- a/trunk/fs/ubifs/super.c +++ b/trunk/fs/ubifs/super.c @@ -1568,12 +1568,6 @@ static int ubifs_remount_rw(struct ubifs_info *c) c->remounting_rw = 1; c->ro_mount = 0; - if (c->space_fixup) { - err = ubifs_fixup_free_space(c); - if (err) - return err; - } - err = check_free_space(c); if (err) goto out; @@ -1690,6 +1684,12 @@ static int ubifs_remount_rw(struct ubifs_info *c) err = dbg_check_space_info(c); } + if (c->space_fixup) { + err = ubifs_fixup_free_space(c); + if (err) + goto out; + } + mutex_unlock(&c->umount_mutex); return err; @@ -2174,7 +2174,6 @@ static struct file_system_type ubifs_fs_type = { .mount = ubifs_mount, .kill_sb = kill_ubifs_super, }; -MODULE_ALIAS_FS("ubifs"); /* * Inode slab cache constructor. diff --git a/trunk/fs/udf/super.c b/trunk/fs/udf/super.c index 9ac4057a86c9..bc5b30a819e8 100644 --- a/trunk/fs/udf/super.c +++ b/trunk/fs/udf/super.c @@ -118,7 +118,6 @@ static struct file_system_type udf_fstype = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("udf"); static struct kmem_cache *udf_inode_cachep; diff --git a/trunk/fs/ufs/super.c b/trunk/fs/ufs/super.c index 329f2f53b7ed..dc8e3a861d0f 100644 --- a/trunk/fs/ufs/super.c +++ b/trunk/fs/ufs/super.c @@ -1500,7 +1500,6 @@ static struct file_system_type ufs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("ufs"); static int __init init_ufs_fs(void) { diff --git a/trunk/fs/xfs/xfs_buf.c b/trunk/fs/xfs/xfs_buf.c index 8459b5d8cb71..4e8f0df82d02 100644 --- a/trunk/fs/xfs/xfs_buf.c +++ b/trunk/fs/xfs/xfs_buf.c @@ -1334,12 +1334,6 @@ _xfs_buf_ioapply( int size; int i; - /* - * Make sure we capture only current IO errors rather than stale errors - * left over from previous use of the buffer (e.g. failed readahead). - */ - bp->b_error = 0; - if (bp->b_flags & XBF_WRITE) { if (bp->b_flags & XBF_SYNCIO) rw = WRITE_SYNC; diff --git a/trunk/fs/xfs/xfs_iomap.c b/trunk/fs/xfs/xfs_iomap.c index 5a30dd899d2b..912d83d8860a 100644 --- a/trunk/fs/xfs/xfs_iomap.c +++ b/trunk/fs/xfs/xfs_iomap.c @@ -325,7 +325,7 @@ xfs_iomap_eof_want_preallocate( * rather than falling short due to things like stripe unit/width alignment of * real extents. */ -STATIC xfs_fsblock_t +STATIC int xfs_iomap_eof_prealloc_initial_size( struct xfs_mount *mp, struct xfs_inode *ip, @@ -413,7 +413,7 @@ xfs_iomap_prealloc_size( * have a large file on a small filesystem and the above * lowspace thresholds are smaller than MAXEXTLEN. */ - while (alloc_blocks && alloc_blocks >= freesp) + while (alloc_blocks >= freesp) alloc_blocks >>= 4; } diff --git a/trunk/fs/xfs/xfs_super.c b/trunk/fs/xfs/xfs_super.c index ea341cea68cb..c407121873b4 100644 --- a/trunk/fs/xfs/xfs_super.c +++ b/trunk/fs/xfs/xfs_super.c @@ -1561,7 +1561,6 @@ static struct file_system_type xfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; -MODULE_ALIAS_FS("xfs"); STATIC int __init xfs_init_zones(void) diff --git a/trunk/include/acpi/acpi_bus.h b/trunk/include/acpi/acpi_bus.h index 22ba56e834e2..e65278f560c4 100644 --- a/trunk/include/acpi/acpi_bus.h +++ b/trunk/include/acpi/acpi_bus.h @@ -437,9 +437,11 @@ void acpi_remove_dir(struct acpi_device *); */ struct acpi_bus_type { struct list_head list; - const char *name; - bool (*match)(struct device *dev); + struct bus_type *bus; + /* For general devices under the bus */ int (*find_device) (struct device *, acpi_handle *); + /* For bridges, such as PCI root bridge, IDE controller */ + int (*find_bridge) (struct device *, acpi_handle *); void (*setup)(struct device *); void (*cleanup)(struct device *); }; diff --git a/trunk/include/acpi/processor.h b/trunk/include/acpi/processor.h index b327b5a9296d..555d0337ad95 100644 --- a/trunk/include/acpi/processor.h +++ b/trunk/include/acpi/processor.h @@ -235,9 +235,6 @@ extern void acpi_processor_unregister_performance(struct if a _PPC object exists, rmmod is disallowed then */ int acpi_processor_notify_smm(struct module *calling_module); -/* parsing the _P* objects. */ -extern int acpi_processor_get_performance_info(struct acpi_processor *pr); - /* for communication between multiple parts of the processor kernel module */ DECLARE_PER_CPU(struct acpi_processor *, processors); extern struct acpi_processor_errata errata; diff --git a/trunk/include/asm-generic/atomic.h b/trunk/include/asm-generic/atomic.h index 33bd2de3bc1e..1ced6413ea03 100644 --- a/trunk/include/asm-generic/atomic.h +++ b/trunk/include/asm-generic/atomic.h @@ -136,6 +136,12 @@ static inline void atomic_dec(atomic_t *v) #define atomic_xchg(ptr, v) (xchg(&(ptr)->counter, (v))) #define atomic_cmpxchg(v, old, new) (cmpxchg(&((v)->counter), (old), (new))) +#define cmpxchg_local(ptr, o, n) \ + ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\ + (unsigned long)(n), sizeof(*(ptr)))) + +#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) + static inline int __atomic_add_unless(atomic_t *v, int a, int u) { int c, old; diff --git a/trunk/include/asm-generic/cmpxchg.h b/trunk/include/asm-generic/cmpxchg.h index 811fb1e9b061..14883026015d 100644 --- a/trunk/include/asm-generic/cmpxchg.h +++ b/trunk/include/asm-generic/cmpxchg.h @@ -92,16 +92,6 @@ unsigned long __xchg(unsigned long x, volatile void *ptr, int size) */ #include -#ifndef cmpxchg_local -#define cmpxchg_local(ptr, o, n) \ - ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\ - (unsigned long)(n), sizeof(*(ptr)))) -#endif - -#ifndef cmpxchg64_local -#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) -#endif - #define cmpxchg(ptr, o, n) cmpxchg_local((ptr), (o), (n)) #define cmpxchg64(ptr, o, n) cmpxchg64_local((ptr), (o), (n)) diff --git a/trunk/include/asm-generic/tlb.h b/trunk/include/asm-generic/tlb.h index b1b1fa6ffffe..25f01d0bc149 100644 --- a/trunk/include/asm-generic/tlb.h +++ b/trunk/include/asm-generic/tlb.h @@ -99,12 +99,7 @@ struct mmu_gather { unsigned int need_flush : 1, /* Did free PTEs */ fast_mode : 1; /* No batching */ - /* we are in the middle of an operation to clear - * a full mm and can make some optimizations */ - unsigned int fullmm : 1, - /* we have performed an operation which - * requires a complete flush of the tlb */ - need_flush_all : 1; + unsigned int fullmm; struct mmu_gather_batch *active; struct mmu_gather_batch local; diff --git a/trunk/include/drm/drm_crtc.h b/trunk/include/drm/drm_crtc.h index e3e0d651c6ca..8839b3a24660 100644 --- a/trunk/include/drm/drm_crtc.h +++ b/trunk/include/drm/drm_crtc.h @@ -443,12 +443,12 @@ struct drm_crtc { * @dpms: set power state (see drm_crtc_funcs above) * @save: save connector state * @restore: restore connector state - * @reset: reset connector after state has been invalidated (e.g. resume) + * @reset: reset connector after state has been invalidate (e.g. resume) * @detect: is this connector active? * @fill_modes: fill mode list for this connector - * @set_property: property for this connector may need an update + * @set_property: property for this connector may need update * @destroy: make object go away - * @force: notify the driver that the connector is forced on + * @force: notify the driver the connector is forced on * * Each CRTC may have one or more connectors attached to it. The functions * below allow the core DRM code to control connectors, enumerate available modes, diff --git a/trunk/include/drm/drm_pciids.h b/trunk/include/drm/drm_pciids.h index 918e8fe2f5e9..a386b0b654cc 100644 --- a/trunk/include/drm/drm_pciids.h +++ b/trunk/include/drm/drm_pciids.h @@ -581,11 +581,7 @@ {0x1002, 0x9908, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9909, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x990A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x990B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x990C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x990D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x990E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x990F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x990F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9910, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9913, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9917, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ @@ -596,13 +592,6 @@ {0x1002, 0x9992, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9993, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9994, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x9995, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x9996, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x9997, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x9998, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x9999, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x999A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ - {0x1002, 0x999B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x99A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x99A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x99A4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ diff --git a/trunk/include/linux/ata.h b/trunk/include/linux/ata.h index ee0bd9524055..8f7a3d68371a 100644 --- a/trunk/include/linux/ata.h +++ b/trunk/include/linux/ata.h @@ -954,7 +954,7 @@ static inline int atapi_cdb_len(const u16 *dev_id) } } -static inline int atapi_command_packet_set(const u16 *dev_id) +static inline bool atapi_command_packet_set(const u16 *dev_id) { return (dev_id[ATA_ID_CONFIG] >> 8) & 0x1f; } diff --git a/trunk/include/linux/capability.h b/trunk/include/linux/capability.h index d9a4f7f40f32..98503b792369 100644 --- a/trunk/include/linux/capability.h +++ b/trunk/include/linux/capability.h @@ -35,7 +35,6 @@ struct cpu_vfs_cap_data { #define _KERNEL_CAP_T_SIZE (sizeof(kernel_cap_t)) -struct file; struct inode; struct dentry; struct user_namespace; @@ -212,7 +211,6 @@ extern bool capable(int cap); extern bool ns_capable(struct user_namespace *ns, int cap); extern bool nsown_capable(int cap); extern bool inode_capable(const struct inode *inode, int cap); -extern bool file_ns_capable(const struct file *file, struct user_namespace *ns, int cap); /* audit system wants to get cap info from files as well */ extern int get_vfs_caps_from_disk(const struct dentry *dentry, struct cpu_vfs_cap_data *cpu_caps); diff --git a/trunk/include/linux/compat.h b/trunk/include/linux/compat.h index 377cd8c3395e..76a87fb57ac2 100644 --- a/trunk/include/linux/compat.h +++ b/trunk/include/linux/compat.h @@ -141,11 +141,11 @@ typedef struct { } compat_sigset_t; struct compat_sigaction { -#ifndef __ARCH_HAS_IRIX_SIGACTION +#ifndef __ARCH_HAS_ODD_SIGACTION compat_uptr_t sa_handler; compat_ulong_t sa_flags; #else - compat_uint_t sa_flags; + compat_ulong_t sa_flags; compat_uptr_t sa_handler; #endif #ifdef __ARCH_HAS_SA_RESTORER diff --git a/trunk/include/linux/debug_locks.h b/trunk/include/linux/debug_locks.h index 3bd46f766751..a975de1ff59f 100644 --- a/trunk/include/linux/debug_locks.h +++ b/trunk/include/linux/debug_locks.h @@ -51,7 +51,7 @@ struct task_struct; extern void debug_show_all_locks(void); extern void debug_show_held_locks(struct task_struct *task); extern void debug_check_no_locks_freed(const void *from, unsigned long len); -extern void debug_check_no_locks_held(struct task_struct *task); +extern void debug_check_no_locks_held(void); #else static inline void debug_show_all_locks(void) { @@ -67,7 +67,7 @@ debug_check_no_locks_freed(const void *from, unsigned long len) } static inline void -debug_check_no_locks_held(struct task_struct *task) +debug_check_no_locks_held(void) { } #endif diff --git a/trunk/include/linux/devfreq.h b/trunk/include/linux/devfreq.h index fe8c4476f7e4..e83ef39b3bea 100644 --- a/trunk/include/linux/devfreq.h +++ b/trunk/include/linux/devfreq.h @@ -213,7 +213,7 @@ struct devfreq_simple_ondemand_data { #endif #else /* !CONFIG_PM_DEVFREQ */ -static inline struct devfreq *devfreq_add_device(struct device *dev, +static struct devfreq *devfreq_add_device(struct device *dev, struct devfreq_dev_profile *profile, const char *governor_name, void *data) @@ -221,34 +221,34 @@ static inline struct devfreq *devfreq_add_device(struct device *dev, return NULL; } -static inline int devfreq_remove_device(struct devfreq *devfreq) +static int devfreq_remove_device(struct devfreq *devfreq) { return 0; } -static inline int devfreq_suspend_device(struct devfreq *devfreq) +static int devfreq_suspend_device(struct devfreq *devfreq) { return 0; } -static inline int devfreq_resume_device(struct devfreq *devfreq) +static int devfreq_resume_device(struct devfreq *devfreq) { return 0; } -static inline struct opp *devfreq_recommended_opp(struct device *dev, +static struct opp *devfreq_recommended_opp(struct device *dev, unsigned long *freq, u32 flags) { - return ERR_PTR(-EINVAL); + return -EINVAL; } -static inline int devfreq_register_opp_notifier(struct device *dev, +static int devfreq_register_opp_notifier(struct device *dev, struct devfreq *devfreq) { return -EINVAL; } -static inline int devfreq_unregister_opp_notifier(struct device *dev, +static int devfreq_unregister_opp_notifier(struct device *dev, struct devfreq *devfreq) { return -EINVAL; diff --git a/trunk/include/linux/ecryptfs.h b/trunk/include/linux/ecryptfs.h index 8d5ab998a222..2224a8c0cb64 100644 --- a/trunk/include/linux/ecryptfs.h +++ b/trunk/include/linux/ecryptfs.h @@ -6,8 +6,9 @@ #define ECRYPTFS_VERSION_MINOR 0x04 #define ECRYPTFS_SUPPORTED_FILE_VERSION 0x03 /* These flags indicate which features are supported by the kernel - * module; userspace tools such as the mount helper read the feature - * bits from a sysfs handle in order to determine how to behave. */ + * module; userspace tools such as the mount helper read + * ECRYPTFS_VERSIONING_MASK from a sysfs handle in order to determine + * how to behave. */ #define ECRYPTFS_VERSIONING_PASSPHRASE 0x00000001 #define ECRYPTFS_VERSIONING_PUBKEY 0x00000002 #define ECRYPTFS_VERSIONING_PLAINTEXT_PASSTHROUGH 0x00000004 @@ -18,6 +19,13 @@ #define ECRYPTFS_VERSIONING_HMAC 0x00000080 #define ECRYPTFS_VERSIONING_FILENAME_ENCRYPTION 0x00000100 #define ECRYPTFS_VERSIONING_GCM 0x00000200 +#define ECRYPTFS_VERSIONING_MASK (ECRYPTFS_VERSIONING_PASSPHRASE \ + | ECRYPTFS_VERSIONING_PLAINTEXT_PASSTHROUGH \ + | ECRYPTFS_VERSIONING_PUBKEY \ + | ECRYPTFS_VERSIONING_XATTR \ + | ECRYPTFS_VERSIONING_MULTKEY \ + | ECRYPTFS_VERSIONING_DEVMISC \ + | ECRYPTFS_VERSIONING_FILENAME_ENCRYPTION) #define ECRYPTFS_MAX_PASSWORD_LENGTH 64 #define ECRYPTFS_MAX_PASSPHRASE_BYTES ECRYPTFS_MAX_PASSWORD_LENGTH #define ECRYPTFS_SALT_SIZE 8 diff --git a/trunk/include/linux/edac.h b/trunk/include/linux/edac.h index 0b763276f619..4fd4999ccb5b 100644 --- a/trunk/include/linux/edac.h +++ b/trunk/include/linux/edac.h @@ -561,6 +561,7 @@ struct csrow_info { u32 ue_count; /* Uncorrectable Errors for this csrow */ u32 ce_count; /* Correctable Errors for this csrow */ + u32 nr_pages; /* combined pages count of all channels */ struct mem_ctl_info *mci; /* the parent */ @@ -675,11 +676,11 @@ struct mem_ctl_info { * sees memory sticks ("dimms"), and the ones that sees memory ranks. * All old memory controllers enumerate memories per rank, but most * of the recent drivers enumerate memories per DIMM, instead. - * When the memory controller is per rank, csbased is true. + * When the memory controller is per rank, mem_is_per_rank is true. */ unsigned n_layers; struct edac_mc_layer *layers; - bool csbased; + bool mem_is_per_rank; /* * DIMM info. Will eventually remove the entire csrows_info some day @@ -740,6 +741,8 @@ struct mem_ctl_info { u32 fake_inject_ue; u16 fake_inject_count; #endif + __u8 csbased : 1, /* csrow-based memory controller */ + __resv : 7; }; #endif diff --git a/trunk/include/linux/freezer.h b/trunk/include/linux/freezer.h index e70df40d84f6..043a5cf8b5ba 100644 --- a/trunk/include/linux/freezer.h +++ b/trunk/include/linux/freezer.h @@ -3,6 +3,7 @@ #ifndef FREEZER_H_INCLUDED #define FREEZER_H_INCLUDED +#include #include #include #include @@ -48,6 +49,8 @@ extern void thaw_kernel_threads(void); static inline bool try_to_freeze(void) { + if (!(current->flags & PF_NOFREEZE)) + debug_check_no_locks_held(); might_sleep(); if (likely(!freezing(current))) return false; diff --git a/trunk/include/linux/fs.h b/trunk/include/linux/fs.h index 2c28271ab9d4..74a907b8b950 100644 --- a/trunk/include/linux/fs.h +++ b/trunk/include/linux/fs.h @@ -1825,8 +1825,6 @@ struct file_system_type { struct lock_class_key i_mutex_dir_key; }; -#define MODULE_ALIAS_FS(NAME) MODULE_ALIAS("fs-" NAME) - extern struct dentry *mount_ns(struct file_system_type *fs_type, int flags, void *data, int (*fill_super)(struct super_block *, void *, int)); extern struct dentry *mount_bdev(struct file_system_type *fs_type, diff --git a/trunk/include/linux/fs_struct.h b/trunk/include/linux/fs_struct.h index 2b93a9a5a1e6..729eded4b24f 100644 --- a/trunk/include/linux/fs_struct.h +++ b/trunk/include/linux/fs_struct.h @@ -50,6 +50,4 @@ static inline void get_fs_root_and_pwd(struct fs_struct *fs, struct path *root, spin_unlock(&fs->lock); } -extern bool current_chrooted(void); - #endif /* _LINUX_FS_STRUCT_H */ diff --git a/trunk/include/linux/ftrace.h b/trunk/include/linux/ftrace.h index 52da2a250795..e5ca8ef50e9b 100644 --- a/trunk/include/linux/ftrace.h +++ b/trunk/include/linux/ftrace.h @@ -89,7 +89,6 @@ typedef void (*ftrace_func_t)(unsigned long ip, unsigned long parent_ip, * that the call back has its own recursion protection. If it does * not set this, then the ftrace infrastructure will add recursion * protection for the caller. - * STUB - The ftrace_ops is just a place holder. */ enum { FTRACE_OPS_FL_ENABLED = 1 << 0, @@ -99,7 +98,6 @@ enum { FTRACE_OPS_FL_SAVE_REGS = 1 << 4, FTRACE_OPS_FL_SAVE_REGS_IF_SUPPORTED = 1 << 5, FTRACE_OPS_FL_RECURSION_SAFE = 1 << 6, - FTRACE_OPS_FL_STUB = 1 << 7, }; struct ftrace_ops { @@ -396,6 +394,7 @@ ssize_t ftrace_filter_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos); ssize_t ftrace_notrace_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos); +loff_t ftrace_regex_lseek(struct file *file, loff_t offset, int whence); int ftrace_regex_release(struct inode *inode, struct file *file); void __init @@ -568,8 +567,6 @@ static inline int ftrace_regex_release(struct inode *inode, struct file *file) { return -ENODEV; } #endif /* CONFIG_DYNAMIC_FTRACE */ -loff_t ftrace_filter_lseek(struct file *file, loff_t offset, int whence); - /* totally disable ftrace - can not re-enable after this */ void ftrace_kill(void); diff --git a/trunk/include/linux/hardirq.h b/trunk/include/linux/hardirq.h index c1d6555d2567..29eb805ea4a6 100644 --- a/trunk/include/linux/hardirq.h +++ b/trunk/include/linux/hardirq.h @@ -118,8 +118,10 @@ #ifdef CONFIG_PREEMPT_COUNT # define preemptible() (preempt_count() == 0 && !irqs_disabled()) +# define IRQ_EXIT_OFFSET (HARDIRQ_OFFSET-1) #else # define preemptible() 0 +# define IRQ_EXIT_OFFSET HARDIRQ_OFFSET #endif #if defined(CONFIG_SMP) || defined(CONFIG_GENERIC_HARDIRQS) diff --git a/trunk/include/linux/hash.h b/trunk/include/linux/hash.h index f09a0ae4d858..61c97ae22e01 100644 --- a/trunk/include/linux/hash.h +++ b/trunk/include/linux/hash.h @@ -15,7 +15,6 @@ */ #include -#include /* 2^31 + 2^29 - 2^25 + 2^22 - 2^19 - 2^16 + 1 */ #define GOLDEN_RATIO_PRIME_32 0x9e370001UL @@ -32,7 +31,7 @@ #error Wordsize not 32 or 64 #endif -static __always_inline u64 hash_64(u64 val, unsigned int bits) +static inline u64 hash_64(u64 val, unsigned int bits) { u64 hash = val; diff --git a/trunk/include/linux/i2c/atmel_mxt_ts.h b/trunk/include/linux/i2c/atmel_mxt_ts.h index 99e379b74398..f027f7a63511 100644 --- a/trunk/include/linux/i2c/atmel_mxt_ts.h +++ b/trunk/include/linux/i2c/atmel_mxt_ts.h @@ -15,9 +15,6 @@ #include -/* For key_map array */ -#define MXT_NUM_GPIO 4 - /* Orient */ #define MXT_NORMAL 0x0 #define MXT_DIAGONAL 0x1 @@ -42,8 +39,6 @@ struct mxt_platform_data { unsigned int voltage; unsigned char orient; unsigned long irqflags; - bool is_tp; - const unsigned int key_map[MXT_NUM_GPIO]; }; #endif /* __LINUX_ATMEL_MXT_TS_H */ diff --git a/trunk/include/linux/idr.h b/trunk/include/linux/idr.h index 2640c7e99e51..a6f38b5c34e4 100644 --- a/trunk/include/linux/idr.h +++ b/trunk/include/linux/idr.h @@ -73,6 +73,8 @@ struct idr { */ void *idr_find_slowpath(struct idr *idp, int id); +int idr_pre_get(struct idr *idp, gfp_t gfp_mask); +int idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id); void idr_preload(gfp_t gfp_mask); int idr_alloc(struct idr *idp, void *ptr, int start, int end, gfp_t gfp_mask); int idr_for_each(struct idr *idp, @@ -97,7 +99,7 @@ static inline void idr_preload_end(void) /** * idr_find - return pointer for given id - * @idr: idr handle + * @idp: idr handle * @id: lookup key * * Return the pointer given the id it has been registered with. A %NULL @@ -118,66 +120,30 @@ static inline void *idr_find(struct idr *idr, int id) } /** - * idr_for_each_entry - iterate over an idr's elements of a given type - * @idp: idr handle - * @entry: the type * to use as cursor - * @id: id entry's key - */ -#define idr_for_each_entry(idp, entry, id) \ - for (id = 0, entry = (typeof(entry))idr_get_next((idp), &(id)); \ - entry != NULL; \ - ++id, entry = (typeof(entry))idr_get_next((idp), &(id))) - -/* - * Don't use the following functions. These exist only to suppress - * deprecated warnings on EXPORT_SYMBOL()s. - */ -int __idr_pre_get(struct idr *idp, gfp_t gfp_mask); -int __idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id); -void __idr_remove_all(struct idr *idp); - -/** - * idr_pre_get - reserve resources for idr allocation - * @idp: idr handle - * @gfp_mask: memory allocation flags - * - * Part of old alloc interface. This is going away. Use - * idr_preload[_end]() and idr_alloc() instead. - */ -static inline int __deprecated idr_pre_get(struct idr *idp, gfp_t gfp_mask) -{ - return __idr_pre_get(idp, gfp_mask); -} - -/** - * idr_get_new_above - allocate new idr entry above or equal to a start id + * idr_get_new - allocate new idr entry * @idp: idr handle * @ptr: pointer you want associated with the id - * @starting_id: id to start search at * @id: pointer to the allocated handle * - * Part of old alloc interface. This is going away. Use - * idr_preload[_end]() and idr_alloc() instead. + * Simple wrapper around idr_get_new_above() w/ @starting_id of zero. */ -static inline int __deprecated idr_get_new_above(struct idr *idp, void *ptr, - int starting_id, int *id) +static inline int idr_get_new(struct idr *idp, void *ptr, int *id) { - return __idr_get_new_above(idp, ptr, starting_id, id); + return idr_get_new_above(idp, ptr, 0, id); } /** - * idr_get_new - allocate new idr entry - * @idp: idr handle - * @ptr: pointer you want associated with the id - * @id: pointer to the allocated handle - * - * Part of old alloc interface. This is going away. Use - * idr_preload[_end]() and idr_alloc() instead. + * idr_for_each_entry - iterate over an idr's elements of a given type + * @idp: idr handle + * @entry: the type * to use as cursor + * @id: id entry's key */ -static inline int __deprecated idr_get_new(struct idr *idp, void *ptr, int *id) -{ - return __idr_get_new_above(idp, ptr, 0, id); -} +#define idr_for_each_entry(idp, entry, id) \ + for (id = 0, entry = (typeof(entry))idr_get_next((idp), &(id)); \ + entry != NULL; \ + ++id, entry = (typeof(entry))idr_get_next((idp), &(id))) + +void __idr_remove_all(struct idr *idp); /* don't use */ /** * idr_remove_all - remove all ids from the given idr tree diff --git a/trunk/include/linux/iio/common/st_sensors.h b/trunk/include/linux/iio/common/st_sensors.h index 8bd12be0b02f..1f86a97ab2e2 100644 --- a/trunk/include/linux/iio/common/st_sensors.h +++ b/trunk/include/linux/iio/common/st_sensors.h @@ -227,17 +227,14 @@ struct st_sensor_data { }; #ifdef CONFIG_IIO_BUFFER -irqreturn_t st_sensors_trigger_handler(int irq, void *p); - -int st_sensors_get_buffer_element(struct iio_dev *indio_dev, u8 *buf); -#endif - -#ifdef CONFIG_IIO_TRIGGER int st_sensors_allocate_trigger(struct iio_dev *indio_dev, const struct iio_trigger_ops *trigger_ops); void st_sensors_deallocate_trigger(struct iio_dev *indio_dev); +irqreturn_t st_sensors_trigger_handler(int irq, void *p); + +int st_sensors_get_buffer_element(struct iio_dev *indio_dev, u8 *buf); #else static inline int st_sensors_allocate_trigger(struct iio_dev *indio_dev, const struct iio_trigger_ops *trigger_ops) diff --git a/trunk/include/linux/irq_work.h b/trunk/include/linux/irq_work.h index 66017028dcb3..f5dbce50466e 100644 --- a/trunk/include/linux/irq_work.h +++ b/trunk/include/linux/irq_work.h @@ -37,7 +37,7 @@ void irq_work_sync(struct irq_work *work); #ifdef CONFIG_IRQ_WORK bool irq_work_needs_cpu(void); #else -static inline bool irq_work_needs_cpu(void) { return false; } +static bool irq_work_needs_cpu(void) { return false; } #endif #endif /* _LINUX_IRQ_WORK_H */ diff --git a/trunk/include/linux/kernel.h b/trunk/include/linux/kernel.h index 79fdd80a42d4..80d36874689b 100644 --- a/trunk/include/linux/kernel.h +++ b/trunk/include/linux/kernel.h @@ -390,6 +390,7 @@ extern struct pid *session_of_pgrp(struct pid *pgrp); unsigned long int_sqrt(unsigned long); extern void bust_spinlocks(int yes); +extern void wake_up_klogd(void); extern int oops_in_progress; /* If set, an oops, panic(), BUG() or die() is in progress */ extern int panic_timeout; extern int panic_on_oops; diff --git a/trunk/include/linux/kvm_host.h b/trunk/include/linux/kvm_host.h index c13958251927..cad77fe09d77 100644 --- a/trunk/include/linux/kvm_host.h +++ b/trunk/include/linux/kvm_host.h @@ -518,7 +518,7 @@ int kvm_write_guest(struct kvm *kvm, gpa_t gpa, const void *data, int kvm_write_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, void *data, unsigned long len); int kvm_gfn_to_hva_cache_init(struct kvm *kvm, struct gfn_to_hva_cache *ghc, - gpa_t gpa, unsigned long len); + gpa_t gpa); int kvm_clear_guest_page(struct kvm *kvm, gfn_t gfn, int offset, int len); int kvm_clear_guest(struct kvm *kvm, gpa_t gpa, unsigned long len); struct kvm_memory_slot *gfn_to_memslot(struct kvm *kvm, gfn_t gfn); diff --git a/trunk/include/linux/kvm_types.h b/trunk/include/linux/kvm_types.h index b0bcce0ddc95..fa7cc7244cbd 100644 --- a/trunk/include/linux/kvm_types.h +++ b/trunk/include/linux/kvm_types.h @@ -71,7 +71,6 @@ struct gfn_to_hva_cache { u64 generation; gpa_t gpa; unsigned long hva; - unsigned long len; struct kvm_memory_slot *memslot; }; diff --git a/trunk/include/linux/libata.h b/trunk/include/linux/libata.h index eae7a053dc51..91c9d109e5f1 100644 --- a/trunk/include/linux/libata.h +++ b/trunk/include/linux/libata.h @@ -398,7 +398,6 @@ enum { ATA_HORKAGE_NOSETXFER = (1 << 14), /* skip SETXFER, SATA only */ ATA_HORKAGE_BROKEN_FPDMA_AA = (1 << 15), /* skip AA */ ATA_HORKAGE_DUMP_ID = (1 << 16), /* dump IDENTIFY data */ - ATA_HORKAGE_MAX_SEC_LBA48 = (1 << 17), /* Set max sects to 65535 */ /* DMA mask for user DMA control: User visible values; DO NOT renumber */ diff --git a/trunk/include/linux/list.h b/trunk/include/linux/list.h index 6a1f8df9144b..d991cc147c98 100644 --- a/trunk/include/linux/list.h +++ b/trunk/include/linux/list.h @@ -667,9 +667,7 @@ static inline void hlist_move_list(struct hlist_head *old, pos = n) #define hlist_entry_safe(ptr, type, member) \ - ({ typeof(ptr) ____ptr = (ptr); \ - ____ptr ? hlist_entry(____ptr, type, member) : NULL; \ - }) + (ptr) ? hlist_entry(ptr, type, member) : NULL /** * hlist_for_each_entry - iterate over list of given type diff --git a/trunk/include/linux/mfd/max77693-private.h b/trunk/include/linux/mfd/max77693-private.h index 1aa4f13cdfa6..5b18ecde69b5 100644 --- a/trunk/include/linux/mfd/max77693-private.h +++ b/trunk/include/linux/mfd/max77693-private.h @@ -106,29 +106,6 @@ enum max77693_muic_reg { MAX77693_MUIC_REG_END, }; -/* MAX77693 INTMASK1~2 Register */ -#define INTMASK1_ADC1K_SHIFT 3 -#define INTMASK1_ADCERR_SHIFT 2 -#define INTMASK1_ADCLOW_SHIFT 1 -#define INTMASK1_ADC_SHIFT 0 -#define INTMASK1_ADC1K_MASK (1 << INTMASK1_ADC1K_SHIFT) -#define INTMASK1_ADCERR_MASK (1 << INTMASK1_ADCERR_SHIFT) -#define INTMASK1_ADCLOW_MASK (1 << INTMASK1_ADCLOW_SHIFT) -#define INTMASK1_ADC_MASK (1 << INTMASK1_ADC_SHIFT) - -#define INTMASK2_VIDRM_SHIFT 5 -#define INTMASK2_VBVOLT_SHIFT 4 -#define INTMASK2_DXOVP_SHIFT 3 -#define INTMASK2_DCDTMR_SHIFT 2 -#define INTMASK2_CHGDETRUN_SHIFT 1 -#define INTMASK2_CHGTYP_SHIFT 0 -#define INTMASK2_VIDRM_MASK (1 << INTMASK2_VIDRM_SHIFT) -#define INTMASK2_VBVOLT_MASK (1 << INTMASK2_VBVOLT_SHIFT) -#define INTMASK2_DXOVP_MASK (1 << INTMASK2_DXOVP_SHIFT) -#define INTMASK2_DCDTMR_MASK (1 << INTMASK2_DCDTMR_SHIFT) -#define INTMASK2_CHGDETRUN_MASK (1 << INTMASK2_CHGDETRUN_SHIFT) -#define INTMASK2_CHGTYP_MASK (1 << INTMASK2_CHGTYP_SHIFT) - /* MAX77693 MUIC - STATUS1~3 Register */ #define STATUS1_ADC_SHIFT (0) #define STATUS1_ADCLOW_SHIFT (5) diff --git a/trunk/include/linux/mfd/palmas.h b/trunk/include/linux/mfd/palmas.h index 3bbda22721ea..a4d13d7cd001 100644 --- a/trunk/include/linux/mfd/palmas.h +++ b/trunk/include/linux/mfd/palmas.h @@ -221,7 +221,6 @@ struct palmas_clk_platform_data { }; struct palmas_platform_data { - int irq_flags; int gpio_base; /* bit value to be loaded to the POWER_CTRL register */ diff --git a/trunk/include/linux/mfd/tps65912.h b/trunk/include/linux/mfd/tps65912.h index 6d309032dc0d..aaceab402ec5 100644 --- a/trunk/include/linux/mfd/tps65912.h +++ b/trunk/include/linux/mfd/tps65912.h @@ -323,6 +323,5 @@ int tps65912_device_init(struct tps65912 *tps65912); void tps65912_device_exit(struct tps65912 *tps65912); int tps65912_irq_init(struct tps65912 *tps65912, int irq, struct tps65912_platform_data *pdata); -int tps65912_irq_exit(struct tps65912 *tps65912); #endif /* __LINUX_MFD_TPS65912_H */ diff --git a/trunk/include/linux/mfd/wm831x/auxadc.h b/trunk/include/linux/mfd/wm831x/auxadc.h index 867aa23f9370..b132067e9e99 100644 --- a/trunk/include/linux/mfd/wm831x/auxadc.h +++ b/trunk/include/linux/mfd/wm831x/auxadc.h @@ -15,8 +15,6 @@ #ifndef __MFD_WM831X_AUXADC_H__ #define __MFD_WM831X_AUXADC_H__ -struct wm831x; - /* * R16429 (0x402D) - AuxADC Data */ diff --git a/trunk/include/linux/mfd/wm831x/core.h b/trunk/include/linux/mfd/wm831x/core.h index 76c22648436f..4a3b83a77614 100644 --- a/trunk/include/linux/mfd/wm831x/core.h +++ b/trunk/include/linux/mfd/wm831x/core.h @@ -20,7 +20,6 @@ #include #include #include -#include /* * Register values. @@ -356,6 +355,7 @@ enum wm831x_parent { }; struct wm831x; +enum wm831x_auxadc; typedef int (*wm831x_auxadc_read_fn)(struct wm831x *wm831x, enum wm831x_auxadc input); diff --git a/trunk/include/linux/mm.h b/trunk/include/linux/mm.h index e2091b88d24c..7acc9dc73c9f 100644 --- a/trunk/include/linux/mm.h +++ b/trunk/include/linux/mm.h @@ -87,6 +87,7 @@ extern unsigned int kobjsize(const void *objp); #define VM_PFNMAP 0x00000400 /* Page-ranges managed without "struct page", just pure PFN */ #define VM_DENYWRITE 0x00000800 /* ETXTBSY on write attempts.. */ +#define VM_POPULATE 0x00001000 #define VM_LOCKED 0x00002000 #define VM_IO 0x00004000 /* Memory mapped I/O or similar */ @@ -1611,8 +1612,6 @@ int vm_insert_pfn(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn); int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn); -int vm_iomap_memory(struct vm_area_struct *vma, phys_addr_t start, unsigned long len); - struct page *follow_page_mask(struct vm_area_struct *vma, unsigned long address, unsigned int foll_flags, diff --git a/trunk/include/linux/mman.h b/trunk/include/linux/mman.h index 9aa863da287f..61c7a87e5d2b 100644 --- a/trunk/include/linux/mman.h +++ b/trunk/include/linux/mman.h @@ -79,6 +79,8 @@ calc_vm_flag_bits(unsigned long flags) { return _calc_vm_trans(flags, MAP_GROWSDOWN, VM_GROWSDOWN ) | _calc_vm_trans(flags, MAP_DENYWRITE, VM_DENYWRITE ) | - _calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ); + ((flags & MAP_LOCKED) ? (VM_LOCKED | VM_POPULATE) : 0) | + (((flags & (MAP_POPULATE | MAP_NONBLOCK)) == MAP_POPULATE) ? + VM_POPULATE : 0); } #endif /* _LINUX_MMAN_H */ diff --git a/trunk/include/linux/mmzone.h b/trunk/include/linux/mmzone.h index c74092eebf5c..ede274957e05 100644 --- a/trunk/include/linux/mmzone.h +++ b/trunk/include/linux/mmzone.h @@ -527,7 +527,7 @@ static inline int zone_is_oom_locked(const struct zone *zone) return test_bit(ZONE_OOM_LOCKED, &zone->flags); } -static inline unsigned long zone_end_pfn(const struct zone *zone) +static inline unsigned zone_end_pfn(const struct zone *zone) { return zone->zone_start_pfn + zone->spanned_pages; } diff --git a/trunk/include/linux/mount.h b/trunk/include/linux/mount.h index 73005f9957ea..d7029f4a191a 100644 --- a/trunk/include/linux/mount.h +++ b/trunk/include/linux/mount.h @@ -47,8 +47,6 @@ struct mnt_namespace; #define MNT_INTERNAL 0x4000 -#define MNT_LOCK_READONLY 0x400000 - struct vfsmount { struct dentry *mnt_root; /* root of the mounted tree */ struct super_block *mnt_sb; /* pointer to superblock */ diff --git a/trunk/include/linux/mtd/nand.h b/trunk/include/linux/mtd/nand.h index ef52d9c91459..7ccb3c59ed60 100644 --- a/trunk/include/linux/mtd/nand.h +++ b/trunk/include/linux/mtd/nand.h @@ -187,13 +187,6 @@ typedef enum { * This happens with the Renesas AG-AND chips, possibly others. */ #define BBT_AUTO_REFRESH 0x00000080 -/* - * Chip requires ready check on read (for auto-incremented sequential read). - * True only for small page devices; large page devices do not support - * autoincrement. - */ -#define NAND_NEED_READRDY 0x00000100 - /* Chip does not allow subpage writes */ #define NAND_NO_SUBPAGE_WRITE 0x00000200 diff --git a/trunk/include/linux/mxsfb.h b/trunk/include/linux/mxsfb.h index f80af8674342..f14943d55315 100644 --- a/trunk/include/linux/mxsfb.h +++ b/trunk/include/linux/mxsfb.h @@ -24,8 +24,8 @@ #define STMLCDIF_18BIT 2 /** pixel data bus to the display is of 18 bit width */ #define STMLCDIF_24BIT 3 /** pixel data bus to the display is of 24 bit width */ -#define MXSFB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) -#define MXSFB_SYNC_DOTCLK_FAILING_ACT (1 << 7) /* failing/negtive edge sampling */ +#define FB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) +#define FB_SYNC_DOTCLK_FAILING_ACT (1 << 7) /* failing/negtive edge sampling */ struct mxsfb_platform_data { struct fb_videomode *mode_list; @@ -44,9 +44,6 @@ struct mxsfb_platform_data { * allocated. If specified,fb_size must also be specified. * fb_phys must be unused by Linux. */ - u32 sync; /* sync mask, contains MXSFB specifics not - * carried in fb_info->var.sync - */ }; #endif /* __LINUX_MXSFB_H */ diff --git a/trunk/include/linux/netdevice.h b/trunk/include/linux/netdevice.h index 6151e903eef0..b3d00fa4b314 100644 --- a/trunk/include/linux/netdevice.h +++ b/trunk/include/linux/netdevice.h @@ -210,9 +210,9 @@ struct netdev_hw_addr { #define NETDEV_HW_ADDR_T_SLAVE 3 #define NETDEV_HW_ADDR_T_UNICAST 4 #define NETDEV_HW_ADDR_T_MULTICAST 5 + bool synced; bool global_use; int refcount; - int synced; struct rcu_head rcu_head; }; @@ -895,7 +895,7 @@ struct netdev_fcoe_hbainfo { * * int (*ndo_bridge_setlink)(struct net_device *dev, struct nlmsghdr *nlh) * int (*ndo_bridge_getlink)(struct sk_buff *skb, u32 pid, u32 seq, - * struct net_device *dev, u32 filter_mask) + * struct net_device *dev) * * int (*ndo_change_carrier)(struct net_device *dev, bool new_carrier); * Called to change device carrier. Soft-devices (like dummy, team, etc) diff --git a/trunk/include/linux/netfilter/ipset/ip_set_ahash.h b/trunk/include/linux/netfilter/ipset/ip_set_ahash.h index 01d25e6fc792..ef9acd3c8450 100644 --- a/trunk/include/linux/netfilter/ipset/ip_set_ahash.h +++ b/trunk/include/linux/netfilter/ipset/ip_set_ahash.h @@ -854,8 +854,6 @@ type_pf_tresize(struct ip_set *set, bool retried) retry: ret = 0; htable_bits++; - pr_debug("attempt to resize set %s from %u to %u, t %p\n", - set->name, orig->htable_bits, htable_bits, orig); if (!htable_bits) { /* In case we have plenty of memory :-) */ pr_warning("Cannot increase the hashsize of set %s further\n", @@ -875,7 +873,7 @@ type_pf_tresize(struct ip_set *set, bool retried) data = ahash_tdata(n, j); m = hbucket(t, HKEY(data, h->initval, htable_bits)); ret = type_pf_elem_tadd(m, data, AHASH_MAX(h), 0, - ip_set_timeout_get(type_pf_data_timeout(data))); + type_pf_data_timeout(data)); if (ret < 0) { read_unlock_bh(&set->lock); ahash_destroy(t); diff --git a/trunk/include/linux/nvme.h b/trunk/include/linux/nvme.h index 4fa3b0b9b071..c25cccaa555a 100644 --- a/trunk/include/linux/nvme.h +++ b/trunk/include/linux/nvme.h @@ -137,34 +137,6 @@ enum { NVME_LBAF_RP_DEGRADED = 3, }; -struct nvme_smart_log { - __u8 critical_warning; - __u8 temperature[2]; - __u8 avail_spare; - __u8 spare_thresh; - __u8 percent_used; - __u8 rsvd6[26]; - __u8 data_units_read[16]; - __u8 data_units_written[16]; - __u8 host_reads[16]; - __u8 host_writes[16]; - __u8 ctrl_busy_time[16]; - __u8 power_cycles[16]; - __u8 power_on_hours[16]; - __u8 unsafe_shutdowns[16]; - __u8 media_errors[16]; - __u8 num_err_log_entries[16]; - __u8 rsvd192[320]; -}; - -enum { - NVME_SMART_CRIT_SPARE = 1 << 0, - NVME_SMART_CRIT_TEMPERATURE = 1 << 1, - NVME_SMART_CRIT_RELIABILITY = 1 << 2, - NVME_SMART_CRIT_MEDIA = 1 << 3, - NVME_SMART_CRIT_VOLATILE_MEMORY = 1 << 4, -}; - struct nvme_lba_range_type { __u8 type; __u8 attributes; diff --git a/trunk/include/linux/pci.h b/trunk/include/linux/pci.h index 710067f3618c..2461033a7987 100644 --- a/trunk/include/linux/pci.h +++ b/trunk/include/linux/pci.h @@ -916,7 +916,6 @@ void pci_disable_rom(struct pci_dev *pdev); void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size); void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom); size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size); -void __iomem __must_check *pci_platform_rom(struct pci_dev *pdev, size_t *size); /* Power management related routines */ int pci_save_state(struct pci_dev *dev); diff --git a/trunk/include/linux/perf_event.h b/trunk/include/linux/perf_event.h index 1d795df6f4cf..e47ee462c2f2 100644 --- a/trunk/include/linux/perf_event.h +++ b/trunk/include/linux/perf_event.h @@ -799,12 +799,6 @@ static inline int __perf_event_disable(void *info) { return -1; } static inline void perf_event_task_tick(void) { } #endif -#if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_INTEL) -extern void perf_restore_debug_store(void); -#else -static inline void perf_restore_debug_store(void) { } -#endif - #define perf_output_put(handle, x) perf_output_copy((handle), &(x), sizeof(x)) /* diff --git a/trunk/include/linux/preempt.h b/trunk/include/linux/preempt.h index 87a03c746f17..5a710b9c578e 100644 --- a/trunk/include/linux/preempt.h +++ b/trunk/include/linux/preempt.h @@ -93,20 +93,14 @@ do { \ #else /* !CONFIG_PREEMPT_COUNT */ -/* - * Even if we don't have any preemption, we need preempt disable/enable - * to be barriers, so that we don't have things like get_user/put_user - * that can cause faults and scheduling migrate into our preempt-protected - * region. - */ -#define preempt_disable() barrier() -#define sched_preempt_enable_no_resched() barrier() -#define preempt_enable_no_resched() barrier() -#define preempt_enable() barrier() - -#define preempt_disable_notrace() barrier() -#define preempt_enable_no_resched_notrace() barrier() -#define preempt_enable_notrace() barrier() +#define preempt_disable() do { } while (0) +#define sched_preempt_enable_no_resched() do { } while (0) +#define preempt_enable_no_resched() do { } while (0) +#define preempt_enable() do { } while (0) + +#define preempt_disable_notrace() do { } while (0) +#define preempt_enable_no_resched_notrace() do { } while (0) +#define preempt_enable_notrace() do { } while (0) #endif /* CONFIG_PREEMPT_COUNT */ diff --git a/trunk/include/linux/printk.h b/trunk/include/linux/printk.h index 822171fcb1c8..1249a54d17e0 100644 --- a/trunk/include/linux/printk.h +++ b/trunk/include/linux/printk.h @@ -134,8 +134,6 @@ extern int printk_delay_msec; extern int dmesg_restrict; extern int kptr_restrict; -extern void wake_up_klogd(void); - void log_buf_kexec_setup(void); void __init setup_log_buf(int early); #else @@ -164,10 +162,6 @@ static inline bool printk_timed_ratelimit(unsigned long *caller_jiffies, return false; } -static inline void wake_up_klogd(void) -{ -} - static inline void log_buf_kexec_setup(void) { } diff --git a/trunk/include/linux/proc_fs.h b/trunk/include/linux/proc_fs.h index 94dfb2aa5533..8307f2f94d86 100644 --- a/trunk/include/linux/proc_fs.h +++ b/trunk/include/linux/proc_fs.h @@ -117,7 +117,6 @@ struct proc_dir_entry *proc_create_data(const char *name, umode_t mode, const struct file_operations *proc_fops, void *data); extern void remove_proc_entry(const char *name, struct proc_dir_entry *parent); -extern int remove_proc_subtree(const char *name, struct proc_dir_entry *parent); struct pid_namespace; @@ -203,7 +202,6 @@ static inline struct proc_dir_entry *proc_create_data(const char *name, return NULL; } #define remove_proc_entry(name, parent) do {} while (0) -#define remove_proc_subtree(name, parent) do {} while (0) static inline struct proc_dir_entry *proc_symlink(const char *name, struct proc_dir_entry *parent,const char *dest) {return NULL;} diff --git a/trunk/include/linux/regulator/driver.h b/trunk/include/linux/regulator/driver.h index 7df93f52db08..23070fd83872 100644 --- a/trunk/include/linux/regulator/driver.h +++ b/trunk/include/linux/regulator/driver.h @@ -199,8 +199,6 @@ enum regulator_type { * output when using regulator_set_voltage_sel_regmap * @enable_reg: Register for control when using regmap enable/disable ops * @enable_mask: Mask for control when using regmap enable/disable ops - * @bypass_reg: Register for control when using regmap set_bypass - * @bypass_mask: Mask for control when using regmap set_bypass * * @enable_time: Time taken for initial enable of regulator (in uS). */ diff --git a/trunk/include/linux/res_counter.h b/trunk/include/linux/res_counter.h index c23099413ad6..5ae8456d9670 100644 --- a/trunk/include/linux/res_counter.h +++ b/trunk/include/linux/res_counter.h @@ -14,7 +14,6 @@ */ #include -#include /* * The core object. the cgroup that wishes to account for some diff --git a/trunk/include/linux/sched.h b/trunk/include/linux/sched.h index e692a022527b..d35d2b6ddbfb 100644 --- a/trunk/include/linux/sched.h +++ b/trunk/include/linux/sched.h @@ -163,10 +163,9 @@ print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq) #define TASK_DEAD 64 #define TASK_WAKEKILL 128 #define TASK_WAKING 256 -#define TASK_PARKED 512 -#define TASK_STATE_MAX 1024 +#define TASK_STATE_MAX 512 -#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKWP" +#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKW" extern char ___assert_task_state[1 - 2*!!( sizeof(TASK_STATE_TO_CHAR_STR)-1 != ilog2(TASK_STATE_MAX)+1)]; diff --git a/trunk/include/linux/security.h b/trunk/include/linux/security.h index 032c366ef1c6..eee7478cda70 100644 --- a/trunk/include/linux/security.h +++ b/trunk/include/linux/security.h @@ -1012,10 +1012,6 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * This hook can be used by the module to update any security state * associated with the TUN device's security structure. * @security pointer to the TUN devices's security structure. - * @skb_owned_by: - * This hook sets the packet's owning sock. - * @skb is the packet. - * @sk the sock which owns the packet. * * Security hooks for XFRM operations. * @@ -1642,7 +1638,6 @@ struct security_operations { int (*tun_dev_attach_queue) (void *security); int (*tun_dev_attach) (struct sock *sk, void *security); int (*tun_dev_open) (void *security); - void (*skb_owned_by) (struct sk_buff *skb, struct sock *sk); #endif /* CONFIG_SECURITY_NETWORK */ #ifdef CONFIG_SECURITY_NETWORK_XFRM @@ -2593,8 +2588,6 @@ int security_tun_dev_attach_queue(void *security); int security_tun_dev_attach(struct sock *sk, void *security); int security_tun_dev_open(void *security); -void security_skb_owned_by(struct sk_buff *skb, struct sock *sk); - #else /* CONFIG_SECURITY_NETWORK */ static inline int security_unix_stream_connect(struct sock *sock, struct sock *other, @@ -2786,11 +2779,6 @@ static inline int security_tun_dev_open(void *security) { return 0; } - -static inline void security_skb_owned_by(struct sk_buff *skb, struct sock *sk) -{ -} - #endif /* CONFIG_SECURITY_NETWORK */ #ifdef CONFIG_SECURITY_NETWORK_XFRM diff --git a/trunk/include/linux/signal.h b/trunk/include/linux/signal.h index 9475c5cb28bc..a2dcb94ea49d 100644 --- a/trunk/include/linux/signal.h +++ b/trunk/include/linux/signal.h @@ -250,11 +250,11 @@ extern int show_unhandled_signals; extern int sigsuspend(sigset_t *); struct sigaction { -#ifndef __ARCH_HAS_IRIX_SIGACTION +#ifndef __ARCH_HAS_ODD_SIGACTION __sighandler_t sa_handler; unsigned long sa_flags; #else - unsigned int sa_flags; + unsigned long sa_flags; __sighandler_t sa_handler; #endif #ifdef __ARCH_HAS_SA_RESTORER diff --git a/trunk/include/linux/skbuff.h b/trunk/include/linux/skbuff.h index b8292d8cc9fa..821c7f45d2a7 100644 --- a/trunk/include/linux/skbuff.h +++ b/trunk/include/linux/skbuff.h @@ -500,7 +500,7 @@ struct sk_buff { union { __u32 mark; __u32 dropcount; - __u32 reserved_tailroom; + __u32 avail_size; }; sk_buff_data_t inner_transport_header; @@ -1288,13 +1288,11 @@ static inline void __skb_fill_page_desc(struct sk_buff *skb, int i, * do not lose pfmemalloc information as the pages would not be * allocated using __GFP_MEMALLOC. */ + if (page->pfmemalloc && !page->mapping) + skb->pfmemalloc = true; frag->page.p = page; frag->page_offset = off; skb_frag_size_set(frag, size); - - page = compound_head(page); - if (page->pfmemalloc && !page->mapping) - skb->pfmemalloc = true; } /** @@ -1449,10 +1447,7 @@ static inline int skb_tailroom(const struct sk_buff *skb) */ static inline int skb_availroom(const struct sk_buff *skb) { - if (skb_is_nonlinear(skb)) - return 0; - - return skb->end - skb->tail - skb->reserved_tailroom; + return skb_is_nonlinear(skb) ? 0 : skb->avail_size - skb->len; } /** @@ -2643,13 +2638,6 @@ static inline void nf_reset(struct sk_buff *skb) #endif } -static inline void nf_reset_trace(struct sk_buff *skb) -{ -#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE) - skb->nf_trace = 0; -#endif -} - /* Note: This doesn't put any conntrack and bridge info in dst. */ static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src) { diff --git a/trunk/include/linux/smpboot.h b/trunk/include/linux/smpboot.h index 13e929679550..c65dee059913 100644 --- a/trunk/include/linux/smpboot.h +++ b/trunk/include/linux/smpboot.h @@ -24,9 +24,6 @@ struct smpboot_thread_data; * parked (cpu offline) * @unpark: Optional unpark function, called when the thread is * unparked (cpu online) - * @pre_unpark: Optional unpark function, called before the thread is - * unparked (cpu online). This is not guaranteed to be - * called on the target cpu of the thread. Careful! * @selfparking: Thread is not parked by the park function. * @thread_comm: The base name of the thread */ @@ -40,7 +37,6 @@ struct smp_hotplug_thread { void (*cleanup)(unsigned int cpu, bool online); void (*park)(unsigned int cpu); void (*unpark)(unsigned int cpu); - void (*pre_unpark)(unsigned int cpu); bool selfparking; const char *thread_comm; }; diff --git a/trunk/include/linux/spinlock_up.h b/trunk/include/linux/spinlock_up.h index e2369c167dbd..a26e2fb604e6 100644 --- a/trunk/include/linux/spinlock_up.h +++ b/trunk/include/linux/spinlock_up.h @@ -16,10 +16,7 @@ * In the debug case, 1 means unlocked, 0 means locked. (the values * are inverted, to catch initialization bugs) * - * No atomicity anywhere, we are on UP. However, we still need - * the compiler barriers, because we do not want the compiler to - * move potentially faulting instructions (notably user accesses) - * into the locked sequence, resulting in non-atomic execution. + * No atomicity anywhere, we are on UP. */ #ifdef CONFIG_DEBUG_SPINLOCK @@ -28,7 +25,6 @@ static inline void arch_spin_lock(arch_spinlock_t *lock) { lock->slock = 0; - barrier(); } static inline void @@ -36,7 +32,6 @@ arch_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags) { local_irq_save(flags); lock->slock = 0; - barrier(); } static inline int arch_spin_trylock(arch_spinlock_t *lock) @@ -44,34 +39,32 @@ static inline int arch_spin_trylock(arch_spinlock_t *lock) char oldval = lock->slock; lock->slock = 0; - barrier(); return oldval > 0; } static inline void arch_spin_unlock(arch_spinlock_t *lock) { - barrier(); lock->slock = 1; } /* * Read-write spinlocks. No debug version. */ -#define arch_read_lock(lock) do { barrier(); (void)(lock); } while (0) -#define arch_write_lock(lock) do { barrier(); (void)(lock); } while (0) -#define arch_read_trylock(lock) ({ barrier(); (void)(lock); 1; }) -#define arch_write_trylock(lock) ({ barrier(); (void)(lock); 1; }) -#define arch_read_unlock(lock) do { barrier(); (void)(lock); } while (0) -#define arch_write_unlock(lock) do { barrier(); (void)(lock); } while (0) +#define arch_read_lock(lock) do { (void)(lock); } while (0) +#define arch_write_lock(lock) do { (void)(lock); } while (0) +#define arch_read_trylock(lock) ({ (void)(lock); 1; }) +#define arch_write_trylock(lock) ({ (void)(lock); 1; }) +#define arch_read_unlock(lock) do { (void)(lock); } while (0) +#define arch_write_unlock(lock) do { (void)(lock); } while (0) #else /* DEBUG_SPINLOCK */ #define arch_spin_is_locked(lock) ((void)(lock), 0) /* for sched.c and kernel_lock.c: */ -# define arch_spin_lock(lock) do { barrier(); (void)(lock); } while (0) -# define arch_spin_lock_flags(lock, flags) do { barrier(); (void)(lock); } while (0) -# define arch_spin_unlock(lock) do { barrier(); (void)(lock); } while (0) -# define arch_spin_trylock(lock) ({ barrier(); (void)(lock); 1; }) +# define arch_spin_lock(lock) do { (void)(lock); } while (0) +# define arch_spin_lock_flags(lock, flags) do { (void)(lock); } while (0) +# define arch_spin_unlock(lock) do { (void)(lock); } while (0) +# define arch_spin_trylock(lock) ({ (void)(lock); 1; }) #endif /* DEBUG_SPINLOCK */ #define arch_spin_is_contended(lock) (((void)(lock), 0)) diff --git a/trunk/include/linux/thermal.h b/trunk/include/linux/thermal.h index e3c0ae9bb1fa..f0bd7f90a90d 100644 --- a/trunk/include/linux/thermal.h +++ b/trunk/include/linux/thermal.h @@ -44,7 +44,7 @@ /* Adding event notification support elements */ #define THERMAL_GENL_FAMILY_NAME "thermal_event" #define THERMAL_GENL_VERSION 0x01 -#define THERMAL_GENL_MCAST_GROUP_NAME "thermal_mc_grp" +#define THERMAL_GENL_MCAST_GROUP_NAME "thermal_mc_group" /* Default Thermal Governor */ #if defined(CONFIG_THERMAL_DEFAULT_GOV_STEP_WISE) diff --git a/trunk/include/linux/udp.h b/trunk/include/linux/udp.h index 42278bbf7a88..9d81de123c90 100644 --- a/trunk/include/linux/udp.h +++ b/trunk/include/linux/udp.h @@ -68,7 +68,6 @@ struct udp_sock { * For encapsulation sockets. */ int (*encap_rcv)(struct sock *sk, struct sk_buff *skb); - void (*encap_destroy)(struct sock *sk); }; static inline struct udp_sock *udp_sk(const struct sock *sk) diff --git a/trunk/include/linux/usb/cdc_ncm.h b/trunk/include/linux/usb/cdc_ncm.h index cc25b70af33c..3b8f9d4fc3fe 100644 --- a/trunk/include/linux/usb/cdc_ncm.h +++ b/trunk/include/linux/usb/cdc_ncm.h @@ -127,7 +127,6 @@ struct cdc_ncm_ctx { u16 connected; }; -extern u8 cdc_ncm_select_altsetting(struct usbnet *dev, struct usb_interface *intf); extern int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_altsetting); extern void cdc_ncm_unbind(struct usbnet *dev, struct usb_interface *intf); extern struct sk_buff *cdc_ncm_fill_tx_frame(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign); diff --git a/trunk/include/linux/usb/composite.h b/trunk/include/linux/usb/composite.h index 8860594d6364..3c671c1b37f6 100644 --- a/trunk/include/linux/usb/composite.h +++ b/trunk/include/linux/usb/composite.h @@ -60,7 +60,7 @@ struct usb_configuration; * @name: For diagnostics, identifies the function. * @strings: tables of strings, keyed by identifiers assigned during bind() * and by language IDs provided in control requests - * @fs_descriptors: Table of full (or low) speed descriptors, using interface and + * @descriptors: Table of full (or low) speed descriptors, using interface and * string identifiers assigned during @bind(). If this pointer is null, * the function will not be available at full speed (or at low speed). * @hs_descriptors: Table of high speed descriptors, using interface and @@ -290,7 +290,6 @@ enum { * after function notifications * @resume: Notifies configuration when the host restarts USB traffic, * before function notifications - * @gadget_driver: Gadget driver controlling this driver * * Devices default to reporting self powered operation. Devices which rely * on bus powered operation should report this in their @bind method. diff --git a/trunk/include/linux/usb/hcd.h b/trunk/include/linux/usb/hcd.h index 59694b5e5e90..0a78df5f6cfd 100644 --- a/trunk/include/linux/usb/hcd.h +++ b/trunk/include/linux/usb/hcd.h @@ -357,7 +357,6 @@ struct hc_driver { */ int (*disable_usb3_lpm_timeout)(struct usb_hcd *, struct usb_device *, enum usb3_link_state state); - int (*find_raw_port_number)(struct usb_hcd *, int); }; extern int usb_hcd_link_urb_to_ep(struct usb_hcd *hcd, struct urb *urb); @@ -397,7 +396,6 @@ extern int usb_hcd_is_primary_hcd(struct usb_hcd *hcd); extern int usb_add_hcd(struct usb_hcd *hcd, unsigned int irqnum, unsigned long irqflags); extern void usb_remove_hcd(struct usb_hcd *hcd); -extern int usb_hcd_find_raw_port_number(struct usb_hcd *hcd, int port1); struct platform_device; extern void usb_hcd_platform_shutdown(struct platform_device *dev); diff --git a/trunk/include/linux/usb/serial.h b/trunk/include/linux/usb/serial.h index 1819b59aab2a..ef9be7e1e190 100644 --- a/trunk/include/linux/usb/serial.h +++ b/trunk/include/linux/usb/serial.h @@ -66,7 +66,6 @@ * port. * @flags: usb serial port flags * @write_wait: a wait_queue_head_t used by the port. - * @delta_msr_wait: modem-status-change wait queue * @work: work queue entry for the line discipline waking up. * @throttled: nonzero if the read urb is inactive to throttle the device * @throttle_req: nonzero if the tty wants to throttle us @@ -113,7 +112,6 @@ struct usb_serial_port { unsigned long flags; wait_queue_head_t write_wait; - wait_queue_head_t delta_msr_wait; struct work_struct work; char throttled; char throttle_req; diff --git a/trunk/include/linux/usb/ulpi.h b/trunk/include/linux/usb/ulpi.h index 5c295c26ad37..6f033a415ecb 100644 --- a/trunk/include/linux/usb/ulpi.h +++ b/trunk/include/linux/usb/ulpi.h @@ -181,16 +181,8 @@ /*-------------------------------------------------------------------------*/ -#if IS_ENABLED(CONFIG_USB_ULPI) struct usb_phy *otg_ulpi_create(struct usb_phy_io_ops *ops, unsigned int flags); -#else -static inline struct usb_phy *otg_ulpi_create(struct usb_phy_io_ops *ops, - unsigned int flags) -{ - return NULL; -} -#endif #ifdef CONFIG_USB_ULPI_VIEWPORT /* access ops for controllers with a viewport register */ diff --git a/trunk/include/linux/user_namespace.h b/trunk/include/linux/user_namespace.h index b6b215f13b45..4ce009324933 100644 --- a/trunk/include/linux/user_namespace.h +++ b/trunk/include/linux/user_namespace.h @@ -26,8 +26,6 @@ struct user_namespace { kuid_t owner; kgid_t group; unsigned int proc_inum; - bool may_mount_sysfs; - bool may_mount_proc; }; extern struct user_namespace init_user_ns; @@ -84,6 +82,4 @@ static inline void put_user_ns(struct user_namespace *ns) #endif -void update_mnt_policy(struct user_namespace *userns); - #endif /* _LINUX_USER_H */ diff --git a/trunk/include/net/dst.h b/trunk/include/net/dst.h index 1f8fd109e225..853cda11e518 100644 --- a/trunk/include/net/dst.h +++ b/trunk/include/net/dst.h @@ -413,15 +413,13 @@ static inline int dst_neigh_output(struct dst_entry *dst, struct neighbour *n, static inline struct neighbour *dst_neigh_lookup(const struct dst_entry *dst, const void *daddr) { - struct neighbour *n = dst->ops->neigh_lookup(dst, NULL, daddr); - return IS_ERR(n) ? NULL : n; + return dst->ops->neigh_lookup(dst, NULL, daddr); } static inline struct neighbour *dst_neigh_lookup_skb(const struct dst_entry *dst, struct sk_buff *skb) { - struct neighbour *n = dst->ops->neigh_lookup(dst, skb, NULL); - return IS_ERR(n) ? NULL : n; + return dst->ops->neigh_lookup(dst, skb, NULL); } static inline void dst_link_failure(struct sk_buff *skb) diff --git a/trunk/include/net/flow_keys.h b/trunk/include/net/flow_keys.h index bb8271d487b7..80461c1ae9ef 100644 --- a/trunk/include/net/flow_keys.h +++ b/trunk/include/net/flow_keys.h @@ -9,7 +9,6 @@ struct flow_keys { __be32 ports; __be16 port16[2]; }; - u16 thoff; u8 ip_proto; }; diff --git a/trunk/include/net/inet_frag.h b/trunk/include/net/inet_frag.h index 0a1dcc2fa2f5..76c3fe5ecc2e 100644 --- a/trunk/include/net/inet_frag.h +++ b/trunk/include/net/inet_frag.h @@ -43,13 +43,6 @@ struct inet_frag_queue { #define INETFRAGS_HASHSZ 64 -/* averaged: - * max_depth = default ipfrag_high_thresh / INETFRAGS_HASHSZ / - * rounded up (SKB_TRUELEN(0) + sizeof(struct ipq or - * struct frag_queue)) - */ -#define INETFRAGS_MAXDEPTH 128 - struct inet_frags { struct hlist_head hash[INETFRAGS_HASHSZ]; /* This rwlock is a global lock (seperate per IPv4, IPv6 and @@ -83,8 +76,6 @@ int inet_frag_evictor(struct netns_frags *nf, struct inet_frags *f, bool force); struct inet_frag_queue *inet_frag_find(struct netns_frags *nf, struct inet_frags *f, void *key, unsigned int hash) __releases(&f->lock); -void inet_frag_maybe_warn_overflow(struct inet_frag_queue *q, - const char *prefix); static inline void inet_frag_put(struct inet_frag_queue *q, struct inet_frags *f) { diff --git a/trunk/include/net/ip_fib.h b/trunk/include/net/ip_fib.h index e49db91593a9..9497be1ad4c0 100644 --- a/trunk/include/net/ip_fib.h +++ b/trunk/include/net/ip_fib.h @@ -152,16 +152,18 @@ struct fib_result_nl { }; #ifdef CONFIG_IP_ROUTE_MULTIPATH + #define FIB_RES_NH(res) ((res).fi->fib_nh[(res).nh_sel]) + +#define FIB_TABLE_HASHSZ 2 + #else /* CONFIG_IP_ROUTE_MULTIPATH */ + #define FIB_RES_NH(res) ((res).fi->fib_nh[0]) -#endif /* CONFIG_IP_ROUTE_MULTIPATH */ -#ifdef CONFIG_IP_MULTIPLE_TABLES #define FIB_TABLE_HASHSZ 256 -#else -#define FIB_TABLE_HASHSZ 2 -#endif + +#endif /* CONFIG_IP_ROUTE_MULTIPATH */ extern __be32 fib_info_update_nh_saddr(struct net *net, struct fib_nh *nh); diff --git a/trunk/include/net/ip_vs.h b/trunk/include/net/ip_vs.h index fce8e6b66d55..68c69d54d392 100644 --- a/trunk/include/net/ip_vs.h +++ b/trunk/include/net/ip_vs.h @@ -976,7 +976,6 @@ struct netns_ipvs { int sysctl_sync_retries; int sysctl_nat_icmp_send; int sysctl_pmtu_disc; - int sysctl_backup_only; /* ip_vs_lblc */ int sysctl_lblc_expiration; @@ -1068,12 +1067,6 @@ static inline int sysctl_pmtu_disc(struct netns_ipvs *ipvs) return ipvs->sysctl_pmtu_disc; } -static inline int sysctl_backup_only(struct netns_ipvs *ipvs) -{ - return ipvs->sync_state & IP_VS_STATE_BACKUP && - ipvs->sysctl_backup_only; -} - #else static inline int sysctl_sync_threshold(struct netns_ipvs *ipvs) @@ -1121,11 +1114,6 @@ static inline int sysctl_pmtu_disc(struct netns_ipvs *ipvs) return 1; } -static inline int sysctl_backup_only(struct netns_ipvs *ipvs) -{ - return 0; -} - #endif /* diff --git a/trunk/include/net/ipip.h b/trunk/include/net/ipip.h index 982141c15200..fd19625ff99d 100644 --- a/trunk/include/net/ipip.h +++ b/trunk/include/net/ipip.h @@ -77,11 +77,15 @@ static inline void tunnel_ip_select_ident(struct sk_buff *skb, { struct iphdr *iph = ip_hdr(skb); - /* Use inner packet iph-id if possible. */ - if (skb->protocol == htons(ETH_P_IP) && old_iph->id) - iph->id = old_iph->id; - else - __ip_select_ident(iph, dst, - (skb_shinfo(skb)->gso_segs ?: 1) - 1); + if (iph->frag_off & htons(IP_DF)) + iph->id = 0; + else { + /* Use inner packet iph-id if possible. */ + if (skb->protocol == htons(ETH_P_IP) && old_iph->id) + iph->id = old_iph->id; + else + __ip_select_ident(iph, dst, + (skb_shinfo(skb)->gso_segs ?: 1) - 1); + } } #endif diff --git a/trunk/include/net/iucv/af_iucv.h b/trunk/include/net/iucv/af_iucv.h index 714cc9a54a4c..cc7c19732389 100644 --- a/trunk/include/net/iucv/af_iucv.h +++ b/trunk/include/net/iucv/af_iucv.h @@ -130,14 +130,6 @@ struct iucv_sock { enum iucv_tx_notify n); }; -struct iucv_skb_cb { - u32 class; /* target class of message */ - u32 tag; /* tag associated with message */ - u32 offset; /* offset for skb receival */ -}; - -#define IUCV_SKB_CB(__skb) ((struct iucv_skb_cb *)&((__skb)->cb[0])) - /* iucv socket options (SOL_IUCV) */ #define SO_IPRMDATA_MSG 0x0080 /* send/recv IPRM_DATA msgs */ #define SO_MSGLIMIT 0x1000 /* get/set IUCV MSGLIMIT */ diff --git a/trunk/include/net/tcp.h b/trunk/include/net/tcp.h index cf0694d4ad60..23f2e98d4b65 100644 --- a/trunk/include/net/tcp.h +++ b/trunk/include/net/tcp.h @@ -1045,10 +1045,6 @@ static inline bool tcp_prequeue(struct sock *sk, struct sk_buff *skb) if (sysctl_tcp_low_latency || !tp->ucopy.task) return false; - if (skb->len <= tcp_hdrlen(skb) && - skb_queue_len(&tp->ucopy.prequeue) == 0) - return false; - __skb_queue_tail(&tp->ucopy.prequeue, skb); tp->ucopy.memory += skb->truesize; if (tp->ucopy.memory > sk->sk_rcvbuf) { diff --git a/trunk/include/scsi/libfc.h b/trunk/include/scsi/libfc.h index e1379b4e8faf..399162b50a8d 100644 --- a/trunk/include/scsi/libfc.h +++ b/trunk/include/scsi/libfc.h @@ -1074,8 +1074,7 @@ void fc_rport_terminate_io(struct fc_rport *); /* * DISCOVERY LAYER *****************************/ -void fc_disc_init(struct fc_lport *); -void fc_disc_config(struct fc_lport *, void *); +int fc_disc_init(struct fc_lport *); static inline struct fc_lport *fc_disc_lport(struct fc_disc *disc) { diff --git a/trunk/include/sound/max98090.h b/trunk/include/sound/max98090.h old mode 100644 new mode 100755 diff --git a/trunk/include/sound/soc-dapm.h b/trunk/include/sound/soc-dapm.h index 44a30b108683..e1ef63d4a5c4 100644 --- a/trunk/include/sound/soc-dapm.h +++ b/trunk/include/sound/soc-dapm.h @@ -488,7 +488,6 @@ struct snd_soc_dapm_path { /* status */ u32 connect:1; /* source and sink widgets are connected */ u32 walked:1; /* path has been walked */ - u32 walking:1; /* path is in the process of being walked */ u32 weak:1; /* path ignored for power management */ int (*connected)(struct snd_soc_dapm_widget *source, diff --git a/trunk/include/trace/events/sched.h b/trunk/include/trace/events/sched.h index e5586caff67a..5a8671e8a67f 100644 --- a/trunk/include/trace/events/sched.h +++ b/trunk/include/trace/events/sched.h @@ -147,7 +147,7 @@ TRACE_EVENT(sched_switch, __print_flags(__entry->prev_state & (TASK_STATE_MAX-1), "|", { 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" }, { 16, "Z" }, { 32, "X" }, { 64, "x" }, - { 128, "K" }, { 256, "W" }, { 512, "P" }) : "R", + { 128, "W" }) : "R", __entry->prev_state & TASK_STATE_MAX ? "+" : "", __entry->next_comm, __entry->next_pid, __entry->next_prio) ); diff --git a/trunk/include/uapi/linux/acct.h b/trunk/include/uapi/linux/acct.h index df2f9a0bba6a..11b6ca3e0873 100644 --- a/trunk/include/uapi/linux/acct.h +++ b/trunk/include/uapi/linux/acct.h @@ -107,12 +107,10 @@ struct acct_v3 #define ACORE 0x08 /* ... dumped core */ #define AXSIG 0x10 /* ... was killed by a signal */ -#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) +#ifdef __BIG_ENDIAN #define ACCT_BYTEORDER 0x80 /* accounting file is big endian */ -#elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) -#define ACCT_BYTEORDER 0x00 /* accounting file is little endian */ #else -#error unspecified endianness +#define ACCT_BYTEORDER 0x00 /* accounting file is little endian */ #endif #ifndef __KERNEL__ diff --git a/trunk/include/uapi/linux/aio_abi.h b/trunk/include/uapi/linux/aio_abi.h index bb2554f7fbd1..86fa7a71336a 100644 --- a/trunk/include/uapi/linux/aio_abi.h +++ b/trunk/include/uapi/linux/aio_abi.h @@ -62,9 +62,9 @@ struct io_event { __s64 res2; /* secondary result */ }; -#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) +#if defined(__LITTLE_ENDIAN) #define PADDED(x,y) x, y -#elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) +#elif defined(__BIG_ENDIAN) #define PADDED(x,y) y, x #else #error edit for your odd byteorder. diff --git a/trunk/include/uapi/linux/packet_diag.h b/trunk/include/uapi/linux/packet_diag.h index afafd703ad92..93f5fa94a431 100644 --- a/trunk/include/uapi/linux/packet_diag.h +++ b/trunk/include/uapi/linux/packet_diag.h @@ -33,11 +33,9 @@ enum { PACKET_DIAG_TX_RING, PACKET_DIAG_FANOUT, - __PACKET_DIAG_MAX, + PACKET_DIAG_MAX, }; -#define PACKET_DIAG_MAX (__PACKET_DIAG_MAX - 1) - struct packet_diag_info { __u32 pdi_index; __u32 pdi_version; diff --git a/trunk/include/uapi/linux/raid/md_p.h b/trunk/include/uapi/linux/raid/md_p.h index fe1a5406d4d9..ee753536ab70 100644 --- a/trunk/include/uapi/linux/raid/md_p.h +++ b/trunk/include/uapi/linux/raid/md_p.h @@ -145,18 +145,16 @@ typedef struct mdp_superblock_s { __u32 failed_disks; /* 4 Number of failed disks */ __u32 spare_disks; /* 5 Number of spare disks */ __u32 sb_csum; /* 6 checksum of the whole superblock */ -#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) +#ifdef __BIG_ENDIAN __u32 events_hi; /* 7 high-order of superblock update count */ __u32 events_lo; /* 8 low-order of superblock update count */ __u32 cp_events_hi; /* 9 high-order of checkpoint update count */ __u32 cp_events_lo; /* 10 low-order of checkpoint update count */ -#elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) +#else __u32 events_lo; /* 7 low-order of superblock update count */ __u32 events_hi; /* 8 high-order of superblock update count */ __u32 cp_events_lo; /* 9 low-order of checkpoint update count */ __u32 cp_events_hi; /* 10 high-order of checkpoint update count */ -#else -#error unspecified endianness #endif __u32 recovery_cp; /* 11 recovery checkpoint sector count */ /* There are only valid for minor_version > 90 */ diff --git a/trunk/include/uapi/linux/serial_core.h b/trunk/include/uapi/linux/serial_core.h index 74c2bf7211f8..b6a23a483d74 100644 --- a/trunk/include/uapi/linux/serial_core.h +++ b/trunk/include/uapi/linux/serial_core.h @@ -51,10 +51,7 @@ #define PORT_8250_CIR 23 /* CIR infrared port, has its own driver */ #define PORT_XR17V35X 24 /* Exar XR17V35x UARTs */ #define PORT_BRCM_TRUMANAGE 25 -#define PORT_ALTR_16550_F32 26 /* Altera 16550 UART with 32 FIFOs */ -#define PORT_ALTR_16550_F64 27 /* Altera 16550 UART with 64 FIFOs */ -#define PORT_ALTR_16550_F128 28 /* Altera 16550 UART with 128 FIFOs */ -#define PORT_MAX_8250 28 /* max port ID */ +#define PORT_MAX_8250 25 /* max port ID */ /* * ARM specific type numbers. These are not currently guaranteed diff --git a/trunk/include/uapi/linux/unix_diag.h b/trunk/include/uapi/linux/unix_diag.h index b9e2a6a7446f..b8a24941db21 100644 --- a/trunk/include/uapi/linux/unix_diag.h +++ b/trunk/include/uapi/linux/unix_diag.h @@ -39,11 +39,9 @@ enum { UNIX_DIAG_MEMINFO, UNIX_DIAG_SHUTDOWN, - __UNIX_DIAG_MAX, + UNIX_DIAG_MAX, }; -#define UNIX_DIAG_MAX (__UNIX_DIAG_MAX - 1) - struct unix_diag_vfs { __u32 udiag_vfs_ino; __u32 udiag_vfs_dev; diff --git a/trunk/include/video/atmel_lcdc.h b/trunk/include/video/atmel_lcdc.h index 8deb22672ada..28447f1594fa 100644 --- a/trunk/include/video/atmel_lcdc.h +++ b/trunk/include/video/atmel_lcdc.h @@ -30,6 +30,7 @@ */ #define ATMEL_LCDC_WIRING_BGR 0 #define ATMEL_LCDC_WIRING_RGB 1 +#define ATMEL_LCDC_WIRING_RGB555 2 /* LCD Controller info data structure, stored in device platform_data */ @@ -61,7 +62,6 @@ struct atmel_lcdfb_info { void (*atmel_lcdfb_power_control)(int on); struct fb_monspecs *default_monspecs; u32 pseudo_palette[16]; - bool have_intensity_bit; }; #define ATMEL_LCDC_DMABADDR1 0x00 diff --git a/trunk/include/xen/interface/io/blkif.h b/trunk/include/xen/interface/io/blkif.h index ffd4652de91c..01c3d62436ef 100644 --- a/trunk/include/xen/interface/io/blkif.h +++ b/trunk/include/xen/interface/io/blkif.h @@ -138,21 +138,11 @@ struct blkif_request_discard { uint8_t _pad3; } __attribute__((__packed__)); -struct blkif_request_other { - uint8_t _pad1; - blkif_vdev_t _pad2; /* only for read/write requests */ -#ifdef CONFIG_X86_64 - uint32_t _pad3; /* offsetof(blkif_req..,u.other.id)==8*/ -#endif - uint64_t id; /* private guest value, echoed in resp */ -} __attribute__((__packed__)); - struct blkif_request { uint8_t operation; /* BLKIF_OP_??? */ union { struct blkif_request_rw rw; struct blkif_request_discard discard; - struct blkif_request_other other; } u; } __attribute__((__packed__)); diff --git a/trunk/include/xen/interface/physdev.h b/trunk/include/xen/interface/physdev.h index 7000bb1f6e96..1844d31f4552 100644 --- a/trunk/include/xen/interface/physdev.h +++ b/trunk/include/xen/interface/physdev.h @@ -251,12 +251,6 @@ struct physdev_pci_device_add { #define PHYSDEVOP_pci_device_remove 26 #define PHYSDEVOP_restore_msi_ext 27 -/* - * Dom0 should use these two to announce MMIO resources assigned to - * MSI-X capable devices won't (prepare) or may (release) change. - */ -#define PHYSDEVOP_prepare_msix 30 -#define PHYSDEVOP_release_msix 31 struct physdev_pci_device { /* IN */ uint16_t seg; diff --git a/trunk/init/Kconfig b/trunk/init/Kconfig index 5341d7232c3a..22616cd434bc 100644 --- a/trunk/init/Kconfig +++ b/trunk/init/Kconfig @@ -28,6 +28,10 @@ config BUILDTIME_EXTABLE_SORT menu "General setup" +config EXPERIMENTAL + bool + default y + config BROKEN bool diff --git a/trunk/ipc/mqueue.c b/trunk/ipc/mqueue.c index e4e47f647446..e5c4f609f22c 100644 --- a/trunk/ipc/mqueue.c +++ b/trunk/ipc/mqueue.c @@ -330,16 +330,8 @@ static struct dentry *mqueue_mount(struct file_system_type *fs_type, int flags, const char *dev_name, void *data) { - if (!(flags & MS_KERNMOUNT)) { - struct ipc_namespace *ns = current->nsproxy->ipc_ns; - /* Don't allow mounting unless the caller has CAP_SYS_ADMIN - * over the ipc namespace. - */ - if (!ns_capable(ns->user_ns, CAP_SYS_ADMIN)) - return ERR_PTR(-EPERM); - - data = ns; - } + if (!(flags & MS_KERNMOUNT)) + data = current->nsproxy->ipc_ns; return mount_ns(fs_type, flags, data, mqueue_fill_super); } @@ -848,8 +840,7 @@ SYSCALL_DEFINE4(mq_open, const char __user *, u_name, int, oflag, umode_t, mode, fd = error; } mutex_unlock(&root->d_inode->i_mutex); - if (!ro) - mnt_drop_write(mnt); + mnt_drop_write(mnt); out_putname: putname(name); return fd; diff --git a/trunk/ipc/msg.c b/trunk/ipc/msg.c index fede1d06ef30..950572f9d796 100644 --- a/trunk/ipc/msg.c +++ b/trunk/ipc/msg.c @@ -820,17 +820,15 @@ long do_msgrcv(int msqid, void __user *buf, size_t bufsz, long msgtyp, struct msg_msg *copy = NULL; unsigned long copy_number = 0; - ns = current->nsproxy->ipc_ns; - if (msqid < 0 || (long) bufsz < 0) return -EINVAL; if (msgflg & MSG_COPY) { - copy = prepare_copy(buf, min_t(size_t, bufsz, ns->msg_ctlmax), - msgflg, &msgtyp, ©_number); + copy = prepare_copy(buf, bufsz, msgflg, &msgtyp, ©_number); if (IS_ERR(copy)) return PTR_ERR(copy); } mode = convert_mode(&msgtyp, msgflg); + ns = current->nsproxy->ipc_ns; msq = msg_lock_check(ns, msqid); if (IS_ERR(msq)) { @@ -872,7 +870,6 @@ long do_msgrcv(int msqid, void __user *buf, size_t bufsz, long msgtyp, goto out_unlock; break; } - msg = ERR_PTR(-EAGAIN); } else break; msg_counter++; diff --git a/trunk/ipc/msgutil.c b/trunk/ipc/msgutil.c index 5df8e4bf1db0..ebfcbfa8b7f2 100644 --- a/trunk/ipc/msgutil.c +++ b/trunk/ipc/msgutil.c @@ -117,6 +117,9 @@ struct msg_msg *copy_msg(struct msg_msg *src, struct msg_msg *dst) if (alen > DATALEN_MSG) alen = DATALEN_MSG; + dst->next = NULL; + dst->security = NULL; + memcpy(dst + 1, src + 1, alen); len -= alen; diff --git a/trunk/kernel/capability.c b/trunk/kernel/capability.c index f6c2ce5701e1..493d97259484 100644 --- a/trunk/kernel/capability.c +++ b/trunk/kernel/capability.c @@ -392,30 +392,6 @@ bool ns_capable(struct user_namespace *ns, int cap) } EXPORT_SYMBOL(ns_capable); -/** - * file_ns_capable - Determine if the file's opener had a capability in effect - * @file: The file we want to check - * @ns: The usernamespace we want the capability in - * @cap: The capability to be tested for - * - * Return true if task that opened the file had a capability in effect - * when the file was opened. - * - * This does not set PF_SUPERPRIV because the caller may not - * actually be privileged. - */ -bool file_ns_capable(const struct file *file, struct user_namespace *ns, int cap) -{ - if (WARN_ON_ONCE(!cap_valid(cap))) - return false; - - if (security_capable(file->f_cred, ns, cap) == 0) - return true; - - return false; -} -EXPORT_SYMBOL(file_ns_capable); - /** * capable - Determine if the current task has a superior capability in effect * @cap: The capability to be tested for diff --git a/trunk/kernel/events/core.c b/trunk/kernel/events/core.c index 7e0962ed7f8a..b0cd86501c30 100644 --- a/trunk/kernel/events/core.c +++ b/trunk/kernel/events/core.c @@ -4434,15 +4434,12 @@ static void perf_event_task_event(struct perf_task_event *task_event) if (ctxn < 0) goto next; ctx = rcu_dereference(current->perf_event_ctxp[ctxn]); - if (ctx) - perf_event_task_ctx(ctx, task_event); } + if (ctx) + perf_event_task_ctx(ctx, task_event); next: put_cpu_ptr(pmu->pmu_cpu_context); } - if (task_event->task_ctx) - perf_event_task_ctx(task_event->task_ctx, task_event); - rcu_read_unlock(); } @@ -4737,8 +4734,7 @@ static void perf_event_mmap_event(struct perf_mmap_event *mmap_event) } else { if (arch_vma_name(mmap_event->vma)) { name = strncpy(tmp, arch_vma_name(mmap_event->vma), - sizeof(tmp) - 1); - tmp[sizeof(tmp) - 1] = '\0'; + sizeof(tmp)); goto got_name; } @@ -5651,7 +5647,6 @@ static void perf_swevent_init_hrtimer(struct perf_event *event) event->attr.sample_period = NSEC_PER_SEC / freq; hwc->sample_period = event->attr.sample_period; local64_set(&hwc->period_left, hwc->sample_period); - hwc->last_period = hwc->sample_period; event->attr.freq = 0; } } @@ -5987,7 +5982,6 @@ int perf_pmu_register(struct pmu *pmu, char *name, int type) if (pmu->pmu_cpu_context) goto got_cpu_context; - ret = -ENOMEM; pmu->pmu_cpu_context = alloc_percpu(struct perf_cpu_context); if (!pmu->pmu_cpu_context) goto free_dev; diff --git a/trunk/kernel/events/internal.h b/trunk/kernel/events/internal.h index eb675c4d59df..d56a64c99a8b 100644 --- a/trunk/kernel/events/internal.h +++ b/trunk/kernel/events/internal.h @@ -16,7 +16,7 @@ struct ring_buffer { int page_order; /* allocation order */ #endif int nr_pages; /* nr of data pages */ - int overwrite; /* can overwrite itself */ + int writable; /* are we writable */ atomic_t poll; /* POLL_ for wakeups */ diff --git a/trunk/kernel/events/ring_buffer.c b/trunk/kernel/events/ring_buffer.c index 97fddb09762b..23cb34ff3973 100644 --- a/trunk/kernel/events/ring_buffer.c +++ b/trunk/kernel/events/ring_buffer.c @@ -18,24 +18,12 @@ static bool perf_output_space(struct ring_buffer *rb, unsigned long tail, unsigned long offset, unsigned long head) { - unsigned long sz = perf_data_size(rb); - unsigned long mask = sz - 1; + unsigned long mask; - /* - * check if user-writable - * overwrite : over-write its own tail - * !overwrite: buffer possibly drops events. - */ - if (rb->overwrite) + if (!rb->writable) return true; - /* - * verify that payload is not bigger than buffer - * otherwise masking logic may fail to detect - * the "not enough space" condition - */ - if ((head - offset) > sz) - return false; + mask = perf_data_size(rb) - 1; offset = (offset - tail) & mask; head = (head - tail) & mask; @@ -224,9 +212,7 @@ ring_buffer_init(struct ring_buffer *rb, long watermark, int flags) rb->watermark = max_size / 2; if (flags & RING_BUFFER_WRITABLE) - rb->overwrite = 0; - else - rb->overwrite = 1; + rb->writable = 1; atomic_set(&rb->refcount, 1); diff --git a/trunk/kernel/exit.c b/trunk/kernel/exit.c index 60bc027c61c3..51e485ca9935 100644 --- a/trunk/kernel/exit.c +++ b/trunk/kernel/exit.c @@ -835,7 +835,7 @@ void do_exit(long code) /* * Make sure we are holding no locks: */ - debug_check_no_locks_held(tsk); + debug_check_no_locks_held(); /* * We can do this unlocked here. The futex code uses this flag * just to verify whether the pi state cleanup has been done diff --git a/trunk/kernel/fork.c b/trunk/kernel/fork.c index 1766d324d5e3..8d932b1c9056 100644 --- a/trunk/kernel/fork.c +++ b/trunk/kernel/fork.c @@ -1141,9 +1141,6 @@ static struct task_struct *copy_process(unsigned long clone_flags, if ((clone_flags & (CLONE_NEWNS|CLONE_FS)) == (CLONE_NEWNS|CLONE_FS)) return ERR_PTR(-EINVAL); - if ((clone_flags & (CLONE_NEWUSER|CLONE_FS)) == (CLONE_NEWUSER|CLONE_FS)) - return ERR_PTR(-EINVAL); - /* * Thread groups must share signals as well, and detached threads * can only be started up within the thread group. @@ -1810,7 +1807,7 @@ SYSCALL_DEFINE1(unshare, unsigned long, unshare_flags) * If unsharing a user namespace must also unshare the thread. */ if (unshare_flags & CLONE_NEWUSER) - unshare_flags |= CLONE_THREAD | CLONE_FS; + unshare_flags |= CLONE_THREAD; /* * If unsharing a pid namespace must also unshare the thread. */ diff --git a/trunk/kernel/futex.c b/trunk/kernel/futex.c index b26dcfc02c94..f0090a993dab 100644 --- a/trunk/kernel/futex.c +++ b/trunk/kernel/futex.c @@ -223,8 +223,7 @@ static void drop_futex_key_refs(union futex_key *key) * @rw: mapping needs to be read/write (values: VERIFY_READ, * VERIFY_WRITE) * - * Return: a negative error code or 0 - * + * Returns a negative error code or 0 * The key words are stored in *key on success. * * For shared mappings, it's (page->index, file_inode(vma->vm_file), @@ -706,9 +705,9 @@ lookup_pi_state(u32 uval, struct futex_hash_bucket *hb, * be "current" except in the case of requeue pi. * @set_waiters: force setting the FUTEX_WAITERS bit (1) or not (0) * - * Return: - * 0 - ready to wait; - * 1 - acquired the lock; + * Returns: + * 0 - ready to wait + * 1 - acquired the lock * <0 - error * * The hb->lock and futex_key refs shall be held by the caller. @@ -1192,9 +1191,9 @@ void requeue_pi_wake_futex(struct futex_q *q, union futex_key *key, * then direct futex_lock_pi_atomic() to force setting the FUTEX_WAITERS bit. * hb1 and hb2 must be held by the caller. * - * Return: - * 0 - failed to acquire the lock atomically; - * 1 - acquired the lock; + * Returns: + * 0 - failed to acquire the lock atomicly + * 1 - acquired the lock * <0 - error */ static int futex_proxy_trylock_atomic(u32 __user *pifutex, @@ -1255,8 +1254,8 @@ static int futex_proxy_trylock_atomic(u32 __user *pifutex, * Requeue waiters on uaddr1 to uaddr2. In the requeue_pi case, try to acquire * uaddr2 atomically on behalf of the top waiter. * - * Return: - * >=0 - on success, the number of tasks requeued or woken; + * Returns: + * >=0 - on success, the number of tasks requeued or woken * <0 - on error */ static int futex_requeue(u32 __user *uaddr1, unsigned int flags, @@ -1537,8 +1536,8 @@ static inline void queue_me(struct futex_q *q, struct futex_hash_bucket *hb) * The q->lock_ptr must not be held by the caller. A call to unqueue_me() must * be paired with exactly one earlier call to queue_me(). * - * Return: - * 1 - if the futex_q was still queued (and we removed unqueued it); + * Returns: + * 1 - if the futex_q was still queued (and we removed unqueued it) * 0 - if the futex_q was already removed by the waking thread */ static int unqueue_me(struct futex_q *q) @@ -1708,9 +1707,9 @@ static long futex_wait_restart(struct restart_block *restart); * the pi_state owner as well as handle race conditions that may allow us to * acquire the lock. Must be called with the hb lock held. * - * Return: - * 1 - success, lock taken; - * 0 - success, lock not taken; + * Returns: + * 1 - success, lock taken + * 0 - success, lock not taken * <0 - on error (-EFAULT) */ static int fixup_owner(u32 __user *uaddr, struct futex_q *q, int locked) @@ -1825,8 +1824,8 @@ static void futex_wait_queue_me(struct futex_hash_bucket *hb, struct futex_q *q, * Return with the hb lock held and a q.key reference on success, and unlocked * with no q.key reference on failure. * - * Return: - * 0 - uaddr contains val and hb has been locked; + * Returns: + * 0 - uaddr contains val and hb has been locked * <1 - -EFAULT or -EWOULDBLOCK (uaddr does not contain val) and hb is unlocked */ static int futex_wait_setup(u32 __user *uaddr, u32 val, unsigned int flags, @@ -2204,9 +2203,9 @@ static int futex_unlock_pi(u32 __user *uaddr, unsigned int flags) * the wakeup and return the appropriate error code to the caller. Must be * called with the hb lock held. * - * Return: - * 0 = no early wakeup detected; - * <0 = -ETIMEDOUT or -ERESTARTNOINTR + * Returns + * 0 - no early wakeup detected + * <0 - -ETIMEDOUT or -ERESTARTNOINTR */ static inline int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, @@ -2248,6 +2247,7 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, * @val: the expected value of uaddr * @abs_time: absolute timeout * @bitset: 32 bit wakeup bitset set by userspace, defaults to all + * @clockrt: whether to use CLOCK_REALTIME (1) or CLOCK_MONOTONIC (0) * @uaddr2: the pi futex we will take prior to returning to user-space * * The caller will wait on uaddr and will be requeued by futex_requeue() to @@ -2258,7 +2258,7 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, * there was a need to. * * We call schedule in futex_wait_queue_me() when we enqueue and return there - * via the following-- + * via the following: * 1) wakeup on uaddr2 after an atomic lock acquisition by futex_requeue() * 2) wakeup on uaddr2 after a requeue * 3) signal @@ -2276,8 +2276,8 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, * * If 4 or 7, we cleanup and return with -ETIMEDOUT. * - * Return: - * 0 - On success; + * Returns: + * 0 - On success * <0 - On error */ static int futex_wait_requeue_pi(u32 __user *uaddr, unsigned int flags, diff --git a/trunk/kernel/hrtimer.c b/trunk/kernel/hrtimer.c index 14be27feda49..cc47812d3feb 100644 --- a/trunk/kernel/hrtimer.c +++ b/trunk/kernel/hrtimer.c @@ -63,7 +63,6 @@ DEFINE_PER_CPU(struct hrtimer_cpu_base, hrtimer_bases) = { - .lock = __RAW_SPIN_LOCK_UNLOCKED(hrtimer_bases.lock), .clock_base = { { @@ -1643,6 +1642,8 @@ static void __cpuinit init_hrtimers_cpu(int cpu) struct hrtimer_cpu_base *cpu_base = &per_cpu(hrtimer_bases, cpu); int i; + raw_spin_lock_init(&cpu_base->lock); + for (i = 0; i < HRTIMER_MAX_CLOCK_BASES; i++) { cpu_base->clock_base[i].cpu_base = cpu_base; timerqueue_init_head(&cpu_base->clock_base[i].active); diff --git a/trunk/kernel/kthread.c b/trunk/kernel/kthread.c index 9eb7fed0bbaa..691dc2ef9baf 100644 --- a/trunk/kernel/kthread.c +++ b/trunk/kernel/kthread.c @@ -124,12 +124,12 @@ void *kthread_data(struct task_struct *task) static void __kthread_parkme(struct kthread *self) { - __set_current_state(TASK_PARKED); + __set_current_state(TASK_INTERRUPTIBLE); while (test_bit(KTHREAD_SHOULD_PARK, &self->flags)) { if (!test_and_set_bit(KTHREAD_IS_PARKED, &self->flags)) complete(&self->parked); schedule(); - __set_current_state(TASK_PARKED); + __set_current_state(TASK_INTERRUPTIBLE); } clear_bit(KTHREAD_IS_PARKED, &self->flags); __set_current_state(TASK_RUNNING); @@ -256,13 +256,8 @@ struct task_struct *kthread_create_on_node(int (*threadfn)(void *data), } EXPORT_SYMBOL(kthread_create_on_node); -static void __kthread_bind(struct task_struct *p, unsigned int cpu, long state) +static void __kthread_bind(struct task_struct *p, unsigned int cpu) { - /* Must have done schedule() in kthread() before we set_task_cpu */ - if (!wait_task_inactive(p, state)) { - WARN_ON(1); - return; - } /* It's safe because the task is inactive. */ do_set_cpus_allowed(p, cpumask_of(cpu)); p->flags |= PF_THREAD_BOUND; @@ -279,7 +274,12 @@ static void __kthread_bind(struct task_struct *p, unsigned int cpu, long state) */ void kthread_bind(struct task_struct *p, unsigned int cpu) { - __kthread_bind(p, cpu, TASK_UNINTERRUPTIBLE); + /* Must have done schedule() in kthread() before we set_task_cpu */ + if (!wait_task_inactive(p, TASK_UNINTERRUPTIBLE)) { + WARN_ON(1); + return; + } + __kthread_bind(p, cpu); } EXPORT_SYMBOL(kthread_bind); @@ -324,22 +324,6 @@ static struct kthread *task_get_live_kthread(struct task_struct *k) return NULL; } -static void __kthread_unpark(struct task_struct *k, struct kthread *kthread) -{ - clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags); - /* - * We clear the IS_PARKED bit here as we don't wait - * until the task has left the park code. So if we'd - * park before that happens we'd see the IS_PARKED bit - * which might be about to be cleared. - */ - if (test_and_clear_bit(KTHREAD_IS_PARKED, &kthread->flags)) { - if (test_bit(KTHREAD_IS_PER_CPU, &kthread->flags)) - __kthread_bind(k, kthread->cpu, TASK_PARKED); - wake_up_state(k, TASK_PARKED); - } -} - /** * kthread_unpark - unpark a thread created by kthread_create(). * @k: thread created by kthread_create(). @@ -352,8 +336,20 @@ void kthread_unpark(struct task_struct *k) { struct kthread *kthread = task_get_live_kthread(k); - if (kthread) - __kthread_unpark(k, kthread); + if (kthread) { + clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags); + /* + * We clear the IS_PARKED bit here as we don't wait + * until the task has left the park code. So if we'd + * park before that happens we'd see the IS_PARKED bit + * which might be about to be cleared. + */ + if (test_and_clear_bit(KTHREAD_IS_PARKED, &kthread->flags)) { + if (test_bit(KTHREAD_IS_PER_CPU, &kthread->flags)) + __kthread_bind(k, kthread->cpu); + wake_up_process(k); + } + } put_task_struct(k); } @@ -411,7 +407,7 @@ int kthread_stop(struct task_struct *k) trace_sched_kthread_stop(k); if (kthread) { set_bit(KTHREAD_SHOULD_STOP, &kthread->flags); - __kthread_unpark(k, kthread); + clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags); wake_up_process(k); wait_for_completion(&kthread->exited); } diff --git a/trunk/kernel/lockdep.c b/trunk/kernel/lockdep.c index 8a0efac4f99d..259db207b5d9 100644 --- a/trunk/kernel/lockdep.c +++ b/trunk/kernel/lockdep.c @@ -4088,7 +4088,7 @@ void debug_check_no_locks_freed(const void *mem_from, unsigned long mem_len) } EXPORT_SYMBOL_GPL(debug_check_no_locks_freed); -static void print_held_locks_bug(struct task_struct *curr) +static void print_held_locks_bug(void) { if (!debug_locks_off()) return; @@ -4097,22 +4097,21 @@ static void print_held_locks_bug(struct task_struct *curr) printk("\n"); printk("=====================================\n"); - printk("[ BUG: lock held at task exit time! ]\n"); + printk("[ BUG: %s/%d still has locks held! ]\n", + current->comm, task_pid_nr(current)); print_kernel_ident(); printk("-------------------------------------\n"); - printk("%s/%d is exiting with locks still held!\n", - curr->comm, task_pid_nr(curr)); - lockdep_print_held_locks(curr); - + lockdep_print_held_locks(current); printk("\nstack backtrace:\n"); dump_stack(); } -void debug_check_no_locks_held(struct task_struct *task) +void debug_check_no_locks_held(void) { - if (unlikely(task->lockdep_depth > 0)) - print_held_locks_bug(task); + if (unlikely(current->lockdep_depth > 0)) + print_held_locks_bug(); } +EXPORT_SYMBOL_GPL(debug_check_no_locks_held); void debug_show_all_locks(void) { diff --git a/trunk/kernel/pid_namespace.c b/trunk/kernel/pid_namespace.c index bea15bdf82b0..c1c3dc1c6023 100644 --- a/trunk/kernel/pid_namespace.c +++ b/trunk/kernel/pid_namespace.c @@ -181,7 +181,6 @@ void zap_pid_ns_processes(struct pid_namespace *pid_ns) int nr; int rc; struct task_struct *task, *me = current; - int init_pids = thread_group_leader(me) ? 1 : 2; /* Don't allow any more processes into the pid namespace */ disable_pid_allocation(pid_ns); @@ -231,7 +230,7 @@ void zap_pid_ns_processes(struct pid_namespace *pid_ns) */ for (;;) { set_current_state(TASK_UNINTERRUPTIBLE); - if (pid_ns->nr_hashed == init_pids) + if (pid_ns->nr_hashed == 1) break; schedule(); } diff --git a/trunk/kernel/printk.c b/trunk/kernel/printk.c index abbdd9e2ac82..0b31715f335a 100644 --- a/trunk/kernel/printk.c +++ b/trunk/kernel/printk.c @@ -63,6 +63,8 @@ void asmlinkage __attribute__((weak)) early_printk(const char *fmt, ...) #define MINIMUM_CONSOLE_LOGLEVEL 1 /* Minimum loglevel we let people use */ #define DEFAULT_CONSOLE_LOGLEVEL 7 /* anything MORE serious than KERN_DEBUG */ +DECLARE_WAIT_QUEUE_HEAD(log_wait); + int console_printk[4] = { DEFAULT_CONSOLE_LOGLEVEL, /* console_loglevel */ DEFAULT_MESSAGE_LOGLEVEL, /* default_message_loglevel */ @@ -222,7 +224,6 @@ struct log { static DEFINE_RAW_SPINLOCK(logbuf_lock); #ifdef CONFIG_PRINTK -DECLARE_WAIT_QUEUE_HEAD(log_wait); /* the next printk record to read by syslog(READ) or /proc/kmsg */ static u64 syslog_seq; static u32 syslog_idx; @@ -1956,6 +1957,45 @@ int is_console_locked(void) return console_locked; } +/* + * Delayed printk version, for scheduler-internal messages: + */ +#define PRINTK_BUF_SIZE 512 + +#define PRINTK_PENDING_WAKEUP 0x01 +#define PRINTK_PENDING_SCHED 0x02 + +static DEFINE_PER_CPU(int, printk_pending); +static DEFINE_PER_CPU(char [PRINTK_BUF_SIZE], printk_sched_buf); + +static void wake_up_klogd_work_func(struct irq_work *irq_work) +{ + int pending = __this_cpu_xchg(printk_pending, 0); + + if (pending & PRINTK_PENDING_SCHED) { + char *buf = __get_cpu_var(printk_sched_buf); + printk(KERN_WARNING "[sched_delayed] %s", buf); + } + + if (pending & PRINTK_PENDING_WAKEUP) + wake_up_interruptible(&log_wait); +} + +static DEFINE_PER_CPU(struct irq_work, wake_up_klogd_work) = { + .func = wake_up_klogd_work_func, + .flags = IRQ_WORK_LAZY, +}; + +void wake_up_klogd(void) +{ + preempt_disable(); + if (waitqueue_active(&log_wait)) { + this_cpu_or(printk_pending, PRINTK_PENDING_WAKEUP); + irq_work_queue(&__get_cpu_var(wake_up_klogd_work)); + } + preempt_enable(); +} + static void console_cont_flush(char *text, size_t size) { unsigned long flags; @@ -2418,44 +2458,6 @@ static int __init printk_late_init(void) late_initcall(printk_late_init); #if defined CONFIG_PRINTK -/* - * Delayed printk version, for scheduler-internal messages: - */ -#define PRINTK_BUF_SIZE 512 - -#define PRINTK_PENDING_WAKEUP 0x01 -#define PRINTK_PENDING_SCHED 0x02 - -static DEFINE_PER_CPU(int, printk_pending); -static DEFINE_PER_CPU(char [PRINTK_BUF_SIZE], printk_sched_buf); - -static void wake_up_klogd_work_func(struct irq_work *irq_work) -{ - int pending = __this_cpu_xchg(printk_pending, 0); - - if (pending & PRINTK_PENDING_SCHED) { - char *buf = __get_cpu_var(printk_sched_buf); - printk(KERN_WARNING "[sched_delayed] %s", buf); - } - - if (pending & PRINTK_PENDING_WAKEUP) - wake_up_interruptible(&log_wait); -} - -static DEFINE_PER_CPU(struct irq_work, wake_up_klogd_work) = { - .func = wake_up_klogd_work_func, - .flags = IRQ_WORK_LAZY, -}; - -void wake_up_klogd(void) -{ - preempt_disable(); - if (waitqueue_active(&log_wait)) { - this_cpu_or(printk_pending, PRINTK_PENDING_WAKEUP); - irq_work_queue(&__get_cpu_var(wake_up_klogd_work)); - } - preempt_enable(); -} int printk_sched(const char *fmt, ...) { diff --git a/trunk/kernel/sched/clock.c b/trunk/kernel/sched/clock.c index c3ae1446461c..c685e31492df 100644 --- a/trunk/kernel/sched/clock.c +++ b/trunk/kernel/sched/clock.c @@ -176,36 +176,10 @@ static u64 sched_clock_remote(struct sched_clock_data *scd) u64 this_clock, remote_clock; u64 *ptr, old_val, val; -#if BITS_PER_LONG != 64 -again: - /* - * Careful here: The local and the remote clock values need to - * be read out atomic as we need to compare the values and - * then update either the local or the remote side. So the - * cmpxchg64 below only protects one readout. - * - * We must reread via sched_clock_local() in the retry case on - * 32bit as an NMI could use sched_clock_local() via the - * tracer and hit between the readout of - * the low32bit and the high 32bit portion. - */ - this_clock = sched_clock_local(my_scd); - /* - * We must enforce atomic readout on 32bit, otherwise the - * update on the remote cpu can hit inbetween the readout of - * the low32bit and the high 32bit portion. - */ - remote_clock = cmpxchg64(&scd->clock, 0, 0); -#else - /* - * On 64bit the read of [my]scd->clock is atomic versus the - * update, so we can avoid the above 32bit dance. - */ sched_clock_local(my_scd); again: this_clock = my_scd->clock; remote_clock = scd->clock; -#endif /* * Use the opportunity that we have both locks diff --git a/trunk/kernel/sched/core.c b/trunk/kernel/sched/core.c index 67d04651f44b..7f12624a393c 100644 --- a/trunk/kernel/sched/core.c +++ b/trunk/kernel/sched/core.c @@ -1498,10 +1498,8 @@ static void try_to_wake_up_local(struct task_struct *p) { struct rq *rq = task_rq(p); - if (WARN_ON_ONCE(rq != this_rq()) || - WARN_ON_ONCE(p == current)) - return; - + BUG_ON(rq != this_rq()); + BUG_ON(p == current); lockdep_assert_held(&rq->lock); if (!raw_spin_trylock(&p->pi_lock)) { @@ -5001,7 +4999,7 @@ static void sd_free_ctl_entry(struct ctl_table **tablep) } static int min_load_idx = 0; -static int max_load_idx = CPU_LOAD_IDX_MAX-1; +static int max_load_idx = CPU_LOAD_IDX_MAX; static void set_table_entry(struct ctl_table *entry, diff --git a/trunk/kernel/sched/cputime.c b/trunk/kernel/sched/cputime.c index e93cca92f38b..ed12cbb135f4 100644 --- a/trunk/kernel/sched/cputime.c +++ b/trunk/kernel/sched/cputime.c @@ -310,7 +310,7 @@ void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times) t = tsk; do { - task_cputime(t, &utime, &stime); + task_cputime(tsk, &utime, &stime); times->utime += utime; times->stime += stime; times->sum_exec_runtime += task_sched_runtime(t); diff --git a/trunk/kernel/signal.c b/trunk/kernel/signal.c index dd72567767d9..2ec870a4c3c4 100644 --- a/trunk/kernel/signal.c +++ b/trunk/kernel/signal.c @@ -485,9 +485,6 @@ flush_signal_handlers(struct task_struct *t, int force_default) if (force_default || ka->sa.sa_handler != SIG_IGN) ka->sa.sa_handler = SIG_DFL; ka->sa.sa_flags = 0; -#ifdef __ARCH_HAS_SA_RESTORER - ka->sa.sa_restorer = NULL; -#endif sigemptyset(&ka->sa.sa_mask); ka++; } @@ -2685,7 +2682,7 @@ static int do_sigpending(void *set, unsigned long sigsetsize) /** * sys_rt_sigpending - examine a pending signal that has been raised * while blocked - * @uset: stores pending signals + * @set: stores pending signals * @sigsetsize: size of sigset_t type or larger */ SYSCALL_DEFINE2(rt_sigpending, sigset_t __user *, uset, size_t, sigsetsize) diff --git a/trunk/kernel/smpboot.c b/trunk/kernel/smpboot.c index 02fc5c933673..b9bde5727829 100644 --- a/trunk/kernel/smpboot.c +++ b/trunk/kernel/smpboot.c @@ -131,7 +131,7 @@ static int smpboot_thread_fn(void *data) continue; } - BUG_ON(td->cpu != smp_processor_id()); + //BUG_ON(td->cpu != smp_processor_id()); /* Check for state change setup */ switch (td->status) { @@ -185,18 +185,8 @@ __smpboot_create_thread(struct smp_hotplug_thread *ht, unsigned int cpu) } get_task_struct(tsk); *per_cpu_ptr(ht->store, cpu) = tsk; - if (ht->create) { - /* - * Make sure that the task has actually scheduled out - * into park position, before calling the create - * callback. At least the migration thread callback - * requires that the task is off the runqueue. - */ - if (!wait_task_inactive(tsk, TASK_PARKED)) - WARN_ON(1); - else - ht->create(cpu); - } + if (ht->create) + ht->create(cpu); return 0; } @@ -219,8 +209,6 @@ static void smpboot_unpark_thread(struct smp_hotplug_thread *ht, unsigned int cp { struct task_struct *tsk = *per_cpu_ptr(ht->store, cpu); - if (ht->pre_unpark) - ht->pre_unpark(cpu); kthread_unpark(tsk); } diff --git a/trunk/kernel/softirq.c b/trunk/kernel/softirq.c index 14d7758074aa..b4d252fd195b 100644 --- a/trunk/kernel/softirq.c +++ b/trunk/kernel/softirq.c @@ -323,10 +323,18 @@ void irq_enter(void) static inline void invoke_softirq(void) { - if (!force_irqthreads) + if (!force_irqthreads) { +#ifdef __ARCH_IRQ_EXIT_IRQS_DISABLED __do_softirq(); - else +#else + do_softirq(); +#endif + } else { + __local_bh_disable((unsigned long)__builtin_return_address(0), + SOFTIRQ_OFFSET); wakeup_softirqd(); + __local_bh_enable(SOFTIRQ_OFFSET); + } } /* @@ -334,15 +342,9 @@ static inline void invoke_softirq(void) */ void irq_exit(void) { -#ifndef __ARCH_IRQ_EXIT_IRQS_DISABLED - local_irq_disable(); -#else - WARN_ON_ONCE(!irqs_disabled()); -#endif - account_irq_exit_time(current); trace_hardirq_exit(); - sub_preempt_count(HARDIRQ_OFFSET); + sub_preempt_count(IRQ_EXIT_OFFSET); if (!in_interrupt() && local_softirq_pending()) invoke_softirq(); @@ -352,6 +354,7 @@ void irq_exit(void) tick_nohz_irq_exit(); #endif rcu_irq_exit(); + sched_preempt_enable_no_resched(); } /* diff --git a/trunk/kernel/stop_machine.c b/trunk/kernel/stop_machine.c index c09f2955ae30..95d178c62d5a 100644 --- a/trunk/kernel/stop_machine.c +++ b/trunk/kernel/stop_machine.c @@ -336,7 +336,7 @@ static struct smp_hotplug_thread cpu_stop_threads = { .create = cpu_stop_create, .setup = cpu_stop_unpark, .park = cpu_stop_park, - .pre_unpark = cpu_stop_unpark, + .unpark = cpu_stop_unpark, .selfparking = true, }; diff --git a/trunk/kernel/sys.c b/trunk/kernel/sys.c index 0da73cf73e60..81f56445fba9 100644 --- a/trunk/kernel/sys.c +++ b/trunk/kernel/sys.c @@ -324,6 +324,7 @@ void kernel_restart_prepare(char *cmd) system_state = SYSTEM_RESTART; usermodehelper_disable(); device_shutdown(); + syscore_shutdown(); } /** @@ -369,7 +370,6 @@ void kernel_restart(char *cmd) { kernel_restart_prepare(cmd); disable_nonboot_cpus(); - syscore_shutdown(); if (!cmd) printk(KERN_EMERG "Restarting system.\n"); else @@ -395,7 +395,6 @@ static void kernel_shutdown_prepare(enum system_states state) void kernel_halt(void) { kernel_shutdown_prepare(SYSTEM_HALT); - disable_nonboot_cpus(); syscore_shutdown(); printk(KERN_EMERG "System halted.\n"); kmsg_dump(KMSG_DUMP_HALT); @@ -2186,8 +2185,9 @@ SYSCALL_DEFINE3(getcpu, unsigned __user *, cpup, unsigned __user *, nodep, char poweroff_cmd[POWEROFF_CMD_PATH_LEN] = "/sbin/poweroff"; -static int __orderly_poweroff(bool force) +static int __orderly_poweroff(void) { + int argc; char **argv; static char *envp[] = { "HOME=/", @@ -2196,40 +2196,20 @@ static int __orderly_poweroff(bool force) }; int ret; - argv = argv_split(GFP_KERNEL, poweroff_cmd, NULL); - if (argv) { - ret = call_usermodehelper(argv[0], argv, envp, UMH_WAIT_EXEC); - argv_free(argv); - } else { + argv = argv_split(GFP_ATOMIC, poweroff_cmd, &argc); + if (argv == NULL) { printk(KERN_WARNING "%s failed to allocate memory for \"%s\"\n", - __func__, poweroff_cmd); - ret = -ENOMEM; + __func__, poweroff_cmd); + return -ENOMEM; } - if (ret && force) { - printk(KERN_WARNING "Failed to start orderly shutdown: " - "forcing the issue\n"); - /* - * I guess this should try to kick off some daemon to sync and - * poweroff asap. Or not even bother syncing if we're doing an - * emergency shutdown? - */ - emergency_sync(); - kernel_power_off(); - } + ret = call_usermodehelper_fns(argv[0], argv, envp, UMH_WAIT_EXEC, + NULL, NULL, NULL); + argv_free(argv); return ret; } -static bool poweroff_force; - -static void poweroff_work_func(struct work_struct *work) -{ - __orderly_poweroff(poweroff_force); -} - -static DECLARE_WORK(poweroff_work, poweroff_work_func); - /** * orderly_poweroff - Trigger an orderly system poweroff * @force: force poweroff if command execution fails @@ -2239,9 +2219,21 @@ static DECLARE_WORK(poweroff_work, poweroff_work_func); */ int orderly_poweroff(bool force) { - if (force) /* do not override the pending "true" */ - poweroff_force = true; - schedule_work(&poweroff_work); - return 0; + int ret = __orderly_poweroff(); + + if (ret && force) { + printk(KERN_WARNING "Failed to start orderly shutdown: " + "forcing the issue\n"); + + /* + * I guess this should try to kick off some daemon to sync and + * poweroff asap. Or not even bother syncing if we're doing an + * emergency shutdown? + */ + emergency_sync(); + kernel_power_off(); + } + + return ret; } EXPORT_SYMBOL_GPL(orderly_poweroff); diff --git a/trunk/kernel/time/tick-broadcast.c b/trunk/kernel/time/tick-broadcast.c index 7f32fe0e52cd..2fb8cb88df8d 100644 --- a/trunk/kernel/time/tick-broadcast.c +++ b/trunk/kernel/time/tick-broadcast.c @@ -67,8 +67,7 @@ static void tick_broadcast_start_periodic(struct clock_event_device *bc) */ int tick_check_broadcast_device(struct clock_event_device *dev) { - if ((dev->features & CLOCK_EVT_FEAT_DUMMY) || - (tick_broadcast_device.evtdev && + if ((tick_broadcast_device.evtdev && tick_broadcast_device.evtdev->rating >= dev->rating) || (dev->features & CLOCK_EVT_FEAT_C3STOP)) return 0; diff --git a/trunk/kernel/trace/Kconfig b/trunk/kernel/trace/Kconfig index fc382d6e2765..192473b22799 100644 --- a/trunk/kernel/trace/Kconfig +++ b/trunk/kernel/trace/Kconfig @@ -414,28 +414,24 @@ config PROBE_EVENTS def_bool n config DYNAMIC_FTRACE - bool "enable/disable function tracing dynamically" + bool "enable/disable ftrace tracepoints dynamically" depends on FUNCTION_TRACER depends on HAVE_DYNAMIC_FTRACE default y help - This option will modify all the calls to function tracing - dynamically (will patch them out of the binary image and - replace them with a No-Op instruction) on boot up. During - compile time, a table is made of all the locations that ftrace - can function trace, and this table is linked into the kernel - image. When this is enabled, functions can be individually - enabled, and the functions not enabled will not affect - performance of the system. - - See the files in /sys/kernel/debug/tracing: - available_filter_functions - set_ftrace_filter - set_ftrace_notrace + This option will modify all the calls to ftrace dynamically + (will patch them out of the binary image and replace them + with a No-Op instruction) as they are called. A table is + created to dynamically enable them again. This way a CONFIG_FUNCTION_TRACER kernel is slightly larger, but otherwise has native performance as long as no tracing is active. + The changes to the code are done by a kernel thread that + wakes up once a second and checks to see if any ftrace calls + were made. If so, it runs stop_machine (stops all CPUS) + and modifies the code to jump over the call to ftrace. + config DYNAMIC_FTRACE_WITH_REGS def_bool y depends on DYNAMIC_FTRACE diff --git a/trunk/kernel/trace/ftrace.c b/trunk/kernel/trace/ftrace.c index b3fde6d7b7fc..ab25b88aae56 100644 --- a/trunk/kernel/trace/ftrace.c +++ b/trunk/kernel/trace/ftrace.c @@ -66,7 +66,7 @@ static struct ftrace_ops ftrace_list_end __read_mostly = { .func = ftrace_stub, - .flags = FTRACE_OPS_FL_RECURSION_SAFE | FTRACE_OPS_FL_STUB, + .flags = FTRACE_OPS_FL_RECURSION_SAFE, }; /* ftrace_enabled is a method to turn ftrace on or off */ @@ -694,6 +694,7 @@ int ftrace_profile_pages_init(struct ftrace_profile_stat *stat) free_page(tmp); } + free_page((unsigned long)stat->pages); stat->pages = NULL; stat->start = NULL; @@ -1052,19 +1053,6 @@ static __init void ftrace_profile_debugfs(struct dentry *d_tracer) static struct pid * const ftrace_swapper_pid = &init_struct_pid; -loff_t -ftrace_filter_lseek(struct file *file, loff_t offset, int whence) -{ - loff_t ret; - - if (file->f_mode & FMODE_READ) - ret = seq_lseek(file, offset, whence); - else - file->f_pos = ret = 1; - - return ret; -} - #ifdef CONFIG_DYNAMIC_FTRACE #ifndef CONFIG_FTRACE_MCOUNT_RECORD @@ -2625,7 +2613,7 @@ static void ftrace_filter_reset(struct ftrace_hash *hash) * routine, you can use ftrace_filter_write() for the write * routine if @flag has FTRACE_ITER_FILTER set, or * ftrace_notrace_write() if @flag has FTRACE_ITER_NOTRACE set. - * ftrace_filter_lseek() should be used as the lseek routine, and + * ftrace_regex_lseek() should be used as the lseek routine, and * release must call ftrace_regex_release(). */ int @@ -2709,6 +2697,19 @@ ftrace_notrace_open(struct inode *inode, struct file *file) inode, file); } +loff_t +ftrace_regex_lseek(struct file *file, loff_t offset, int whence) +{ + loff_t ret; + + if (file->f_mode & FMODE_READ) + ret = seq_lseek(file, offset, whence); + else + file->f_pos = ret = 1; + + return ret; +} + static int ftrace_match(char *str, char *regex, int len, int type) { int matched = 0; @@ -3103,8 +3104,8 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, continue; } - hlist_del_rcu(&entry->node); - call_rcu_sched(&entry->rcu, ftrace_free_entry_rcu); + hlist_del(&entry->node); + call_rcu(&entry->rcu, ftrace_free_entry_rcu); } } __disable_ftrace_function_probe(); @@ -3440,14 +3441,14 @@ static char ftrace_filter_buf[FTRACE_FILTER_SIZE] __initdata; static int __init set_ftrace_notrace(char *str) { - strlcpy(ftrace_notrace_buf, str, FTRACE_FILTER_SIZE); + strncpy(ftrace_notrace_buf, str, FTRACE_FILTER_SIZE); return 1; } __setup("ftrace_notrace=", set_ftrace_notrace); static int __init set_ftrace_filter(char *str) { - strlcpy(ftrace_filter_buf, str, FTRACE_FILTER_SIZE); + strncpy(ftrace_filter_buf, str, FTRACE_FILTER_SIZE); return 1; } __setup("ftrace_filter=", set_ftrace_filter); @@ -3570,7 +3571,7 @@ static const struct file_operations ftrace_filter_fops = { .open = ftrace_filter_open, .read = seq_read, .write = ftrace_filter_write, - .llseek = ftrace_filter_lseek, + .llseek = ftrace_regex_lseek, .release = ftrace_regex_release, }; @@ -3578,7 +3579,7 @@ static const struct file_operations ftrace_notrace_fops = { .open = ftrace_notrace_open, .read = seq_read, .write = ftrace_notrace_write, - .llseek = ftrace_filter_lseek, + .llseek = ftrace_regex_lseek, .release = ftrace_regex_release, }; @@ -3783,8 +3784,8 @@ static const struct file_operations ftrace_graph_fops = { .open = ftrace_graph_open, .read = seq_read, .write = ftrace_graph_write, - .llseek = ftrace_filter_lseek, .release = ftrace_graph_release, + .llseek = seq_lseek, }; #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ @@ -4130,8 +4131,7 @@ ftrace_ops_control_func(unsigned long ip, unsigned long parent_ip, preempt_disable_notrace(); trace_recursion_set(TRACE_CONTROL_BIT); do_for_each_ftrace_op(op, ftrace_control_list) { - if (!(op->flags & FTRACE_OPS_FL_STUB) && - !ftrace_function_local_disabled(op) && + if (!ftrace_function_local_disabled(op) && ftrace_ops_test(op, ip)) op->func(ip, parent_ip, op, regs); } while_for_each_ftrace_op(op); @@ -4439,7 +4439,7 @@ static const struct file_operations ftrace_pid_fops = { .open = ftrace_pid_open, .write = ftrace_pid_write, .read = seq_read, - .llseek = ftrace_filter_lseek, + .llseek = seq_lseek, .release = ftrace_pid_release, }; @@ -4555,8 +4555,12 @@ ftrace_enable_sysctl(struct ctl_table *table, int write, ftrace_startup_sysctl(); /* we are starting ftrace again */ - if (ftrace_ops_list != &ftrace_list_end) - update_ftrace_function(); + if (ftrace_ops_list != &ftrace_list_end) { + if (ftrace_ops_list->next == &ftrace_list_end) + ftrace_trace_function = ftrace_ops_list->func; + else + ftrace_trace_function = ftrace_ops_list_func; + } } else { /* stopping ftrace calls (just send to ftrace_stub) */ diff --git a/trunk/kernel/trace/trace.c b/trunk/kernel/trace/trace.c index 66338c4f7f4b..c2e2c2310374 100644 --- a/trunk/kernel/trace/trace.c +++ b/trunk/kernel/trace/trace.c @@ -132,7 +132,7 @@ static char *default_bootup_tracer; static int __init set_cmdline_ftrace(char *str) { - strlcpy(bootup_tracer_buf, str, MAX_TRACER_SIZE); + strncpy(bootup_tracer_buf, str, MAX_TRACER_SIZE); default_bootup_tracer = bootup_tracer_buf; /* We are using ftrace early, expand it */ ring_buffer_expanded = 1; @@ -162,7 +162,7 @@ static char *trace_boot_options __initdata; static int __init set_trace_boot_options(char *str) { - strlcpy(trace_boot_options_buf, str, MAX_TRACER_SIZE); + strncpy(trace_boot_options_buf, str, MAX_TRACER_SIZE); trace_boot_options = trace_boot_options_buf; return 0; } @@ -704,7 +704,7 @@ __update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu) void update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu) { - struct ring_buffer *buf; + struct ring_buffer *buf = tr->buffer; if (trace_stop_count) return; @@ -719,7 +719,6 @@ update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu) arch_spin_lock(&ftrace_max_lock); - buf = tr->buffer; tr->buffer = max_tr.buffer; max_tr.buffer = buf; @@ -744,11 +743,8 @@ update_max_tr_single(struct trace_array *tr, struct task_struct *tsk, int cpu) return; WARN_ON_ONCE(!irqs_disabled()); - if (!current_trace->allocated_snapshot) { - /* Only the nop tracer should hit this when disabling */ - WARN_ON_ONCE(current_trace != &nop_trace); + if (WARN_ON_ONCE(!current_trace->allocated_snapshot)) return; - } arch_spin_lock(&ftrace_max_lock); @@ -2404,27 +2400,6 @@ static void test_ftrace_alive(struct seq_file *m) seq_printf(m, "# MAY BE MISSING FUNCTION EVENTS\n"); } -#ifdef CONFIG_TRACER_MAX_TRACE -static void print_snapshot_help(struct seq_file *m, struct trace_iterator *iter) -{ - if (iter->trace->allocated_snapshot) - seq_printf(m, "#\n# * Snapshot is allocated *\n#\n"); - else - seq_printf(m, "#\n# * Snapshot is freed *\n#\n"); - - seq_printf(m, "# Snapshot commands:\n"); - seq_printf(m, "# echo 0 > snapshot : Clears and frees snapshot buffer\n"); - seq_printf(m, "# echo 1 > snapshot : Allocates snapshot buffer, if not already allocated.\n"); - seq_printf(m, "# Takes a snapshot of the main buffer.\n"); - seq_printf(m, "# echo 2 > snapshot : Clears snapshot buffer (but does not allocate)\n"); - seq_printf(m, "# (Doesn't have to be '2' works with any number that\n"); - seq_printf(m, "# is not a '0' or '1')\n"); -} -#else -/* Should never be called */ -static inline void print_snapshot_help(struct seq_file *m, struct trace_iterator *iter) { } -#endif - static int s_show(struct seq_file *m, void *v) { struct trace_iterator *iter = v; @@ -2436,9 +2411,7 @@ static int s_show(struct seq_file *m, void *v) seq_puts(m, "#\n"); test_ftrace_alive(m); } - if (iter->snapshot && trace_empty(iter)) - print_snapshot_help(m, iter); - else if (iter->trace && iter->trace->print_header) + if (iter->trace && iter->trace->print_header) iter->trace->print_header(m); else trace_default_header(m); @@ -2884,25 +2857,11 @@ static int set_tracer_option(struct tracer *trace, char *cmp, int neg) return -EINVAL; } -/* Some tracers require overwrite to stay enabled */ -int trace_keep_overwrite(struct tracer *tracer, u32 mask, int set) -{ - if (tracer->enabled && (mask & TRACE_ITER_OVERWRITE) && !set) - return -1; - - return 0; -} - -int set_tracer_flag(unsigned int mask, int enabled) +static void set_tracer_flags(unsigned int mask, int enabled) { /* do nothing if flag is already set */ if (!!(trace_flags & mask) == !!enabled) - return 0; - - /* Give the tracer a chance to approve the change */ - if (current_trace->flag_changed) - if (current_trace->flag_changed(current_trace, mask, !!enabled)) - return -EINVAL; + return; if (enabled) trace_flags |= mask; @@ -2912,24 +2871,18 @@ int set_tracer_flag(unsigned int mask, int enabled) if (mask == TRACE_ITER_RECORD_CMD) trace_event_enable_cmd_record(enabled); - if (mask == TRACE_ITER_OVERWRITE) { + if (mask == TRACE_ITER_OVERWRITE) ring_buffer_change_overwrite(global_trace.buffer, enabled); -#ifdef CONFIG_TRACER_MAX_TRACE - ring_buffer_change_overwrite(max_tr.buffer, enabled); -#endif - } if (mask == TRACE_ITER_PRINTK) trace_printk_start_stop_comm(enabled); - - return 0; } static int trace_set_options(char *option) { char *cmp; int neg = 0; - int ret = -ENODEV; + int ret = 0; int i; cmp = strstrip(option); @@ -2939,20 +2892,19 @@ static int trace_set_options(char *option) cmp += 2; } - mutex_lock(&trace_types_lock); - for (i = 0; trace_options[i]; i++) { if (strcmp(cmp, trace_options[i]) == 0) { - ret = set_tracer_flag(1 << i, !neg); + set_tracer_flags(1 << i, !neg); break; } } /* If no option could be set, test the specific tracer options */ - if (!trace_options[i]) + if (!trace_options[i]) { + mutex_lock(&trace_types_lock); ret = set_tracer_option(current_trace, cmp, neg); - - mutex_unlock(&trace_types_lock); + mutex_unlock(&trace_types_lock); + } return ret; } @@ -2962,7 +2914,6 @@ tracing_trace_options_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) { char buf[64]; - int ret; if (cnt >= sizeof(buf)) return -EINVAL; @@ -2972,9 +2923,7 @@ tracing_trace_options_write(struct file *filp, const char __user *ubuf, buf[cnt] = 0; - ret = trace_set_options(buf); - if (ret < 0) - return ret; + trace_set_options(buf); *ppos += cnt; @@ -3278,9 +3227,6 @@ static int tracing_set_tracer(const char *buf) goto out; trace_branch_disable(); - - current_trace->enabled = false; - if (current_trace->reset) current_trace->reset(tr); @@ -3325,7 +3271,6 @@ static int tracing_set_tracer(const char *buf) } current_trace = t; - current_trace->enabled = true; trace_branch_enable(tr); out: mutex_unlock(&trace_types_lock); @@ -4199,6 +4144,8 @@ tracing_snapshot_write(struct file *filp, const char __user *ubuf, size_t cnt, default: if (current_trace->allocated_snapshot) tracing_reset_online_cpus(&max_tr); + else + ret = -EINVAL; break; } @@ -4812,13 +4759,7 @@ trace_options_core_write(struct file *filp, const char __user *ubuf, size_t cnt, if (val != 0 && val != 1) return -EINVAL; - - mutex_lock(&trace_types_lock); - ret = set_tracer_flag(1 << index, val); - mutex_unlock(&trace_types_lock); - - if (ret < 0) - return ret; + set_tracer_flags(1 << index, val); *ppos += cnt; diff --git a/trunk/kernel/trace/trace.h b/trunk/kernel/trace/trace.h index 2081971367ea..57d7e5397d56 100644 --- a/trunk/kernel/trace/trace.h +++ b/trunk/kernel/trace/trace.h @@ -283,15 +283,11 @@ struct tracer { enum print_line_t (*print_line)(struct trace_iterator *iter); /* If you handled the flag setting, return 0 */ int (*set_flag)(u32 old_flags, u32 bit, int set); - /* Return 0 if OK with change, else return non-zero */ - int (*flag_changed)(struct tracer *tracer, - u32 mask, int set); struct tracer *next; struct tracer_flags *flags; bool print_max; bool use_max_tr; bool allocated_snapshot; - bool enabled; }; @@ -947,8 +943,6 @@ extern const char *__stop___trace_bprintk_fmt[]; void trace_printk_init_buffers(void); void trace_printk_start_comm(void); -int trace_keep_overwrite(struct tracer *tracer, u32 mask, int set); -int set_tracer_flag(unsigned int mask, int enabled); #undef FTRACE_ENTRY #define FTRACE_ENTRY(call, struct_name, id, tstruct, print, filter) \ diff --git a/trunk/kernel/trace/trace_irqsoff.c b/trunk/kernel/trace/trace_irqsoff.c index 443b25b43b4f..713a2cac4881 100644 --- a/trunk/kernel/trace/trace_irqsoff.c +++ b/trunk/kernel/trace/trace_irqsoff.c @@ -32,7 +32,7 @@ enum { static int trace_type __read_mostly; -static int save_flags; +static int save_lat_flag; static void stop_irqsoff_tracer(struct trace_array *tr, int graph); static int start_irqsoff_tracer(struct trace_array *tr, int graph); @@ -558,11 +558,8 @@ static void stop_irqsoff_tracer(struct trace_array *tr, int graph) static void __irqsoff_tracer_init(struct trace_array *tr) { - save_flags = trace_flags; - - /* non overwrite screws up the latency tracers */ - set_tracer_flag(TRACE_ITER_OVERWRITE, 1); - set_tracer_flag(TRACE_ITER_LATENCY_FMT, 1); + save_lat_flag = trace_flags & TRACE_ITER_LATENCY_FMT; + trace_flags |= TRACE_ITER_LATENCY_FMT; tracing_max_latency = 0; irqsoff_trace = tr; @@ -576,13 +573,10 @@ static void __irqsoff_tracer_init(struct trace_array *tr) static void irqsoff_tracer_reset(struct trace_array *tr) { - int lat_flag = save_flags & TRACE_ITER_LATENCY_FMT; - int overwrite_flag = save_flags & TRACE_ITER_OVERWRITE; - stop_irqsoff_tracer(tr, is_graph()); - set_tracer_flag(TRACE_ITER_LATENCY_FMT, lat_flag); - set_tracer_flag(TRACE_ITER_OVERWRITE, overwrite_flag); + if (!save_lat_flag) + trace_flags &= ~TRACE_ITER_LATENCY_FMT; } static void irqsoff_tracer_start(struct trace_array *tr) @@ -615,7 +609,6 @@ static struct tracer irqsoff_tracer __read_mostly = .print_line = irqsoff_print_line, .flags = &tracer_flags, .set_flag = irqsoff_set_flag, - .flag_changed = trace_keep_overwrite, #ifdef CONFIG_FTRACE_SELFTEST .selftest = trace_selftest_startup_irqsoff, #endif @@ -649,7 +642,6 @@ static struct tracer preemptoff_tracer __read_mostly = .print_line = irqsoff_print_line, .flags = &tracer_flags, .set_flag = irqsoff_set_flag, - .flag_changed = trace_keep_overwrite, #ifdef CONFIG_FTRACE_SELFTEST .selftest = trace_selftest_startup_preemptoff, #endif @@ -685,7 +677,6 @@ static struct tracer preemptirqsoff_tracer __read_mostly = .print_line = irqsoff_print_line, .flags = &tracer_flags, .set_flag = irqsoff_set_flag, - .flag_changed = trace_keep_overwrite, #ifdef CONFIG_FTRACE_SELFTEST .selftest = trace_selftest_startup_preemptirqsoff, #endif diff --git a/trunk/kernel/trace/trace_sched_wakeup.c b/trunk/kernel/trace/trace_sched_wakeup.c index fde652c9a511..75aa97fbe1a1 100644 --- a/trunk/kernel/trace/trace_sched_wakeup.c +++ b/trunk/kernel/trace/trace_sched_wakeup.c @@ -36,7 +36,7 @@ static void __wakeup_reset(struct trace_array *tr); static int wakeup_graph_entry(struct ftrace_graph_ent *trace); static void wakeup_graph_return(struct ftrace_graph_ret *trace); -static int save_flags; +static int save_lat_flag; #define TRACE_DISPLAY_GRAPH 1 @@ -540,11 +540,8 @@ static void stop_wakeup_tracer(struct trace_array *tr) static int __wakeup_tracer_init(struct trace_array *tr) { - save_flags = trace_flags; - - /* non overwrite screws up the latency tracers */ - set_tracer_flag(TRACE_ITER_OVERWRITE, 1); - set_tracer_flag(TRACE_ITER_LATENCY_FMT, 1); + save_lat_flag = trace_flags & TRACE_ITER_LATENCY_FMT; + trace_flags |= TRACE_ITER_LATENCY_FMT; tracing_max_latency = 0; wakeup_trace = tr; @@ -566,15 +563,12 @@ static int wakeup_rt_tracer_init(struct trace_array *tr) static void wakeup_tracer_reset(struct trace_array *tr) { - int lat_flag = save_flags & TRACE_ITER_LATENCY_FMT; - int overwrite_flag = save_flags & TRACE_ITER_OVERWRITE; - stop_wakeup_tracer(tr); /* make sure we put back any tasks we are tracing */ wakeup_reset(tr); - set_tracer_flag(TRACE_ITER_LATENCY_FMT, lat_flag); - set_tracer_flag(TRACE_ITER_OVERWRITE, overwrite_flag); + if (!save_lat_flag) + trace_flags &= ~TRACE_ITER_LATENCY_FMT; } static void wakeup_tracer_start(struct trace_array *tr) @@ -600,7 +594,6 @@ static struct tracer wakeup_tracer __read_mostly = .print_line = wakeup_print_line, .flags = &tracer_flags, .set_flag = wakeup_set_flag, - .flag_changed = trace_keep_overwrite, #ifdef CONFIG_FTRACE_SELFTEST .selftest = trace_selftest_startup_wakeup, #endif @@ -622,7 +615,6 @@ static struct tracer wakeup_rt_tracer __read_mostly = .print_line = wakeup_print_line, .flags = &tracer_flags, .set_flag = wakeup_set_flag, - .flag_changed = trace_keep_overwrite, #ifdef CONFIG_FTRACE_SELFTEST .selftest = trace_selftest_startup_wakeup, #endif diff --git a/trunk/kernel/trace/trace_stack.c b/trunk/kernel/trace/trace_stack.c index 83a8b5b7bd35..42ca822fc701 100644 --- a/trunk/kernel/trace/trace_stack.c +++ b/trunk/kernel/trace/trace_stack.c @@ -322,7 +322,7 @@ static const struct file_operations stack_trace_filter_fops = { .open = stack_trace_filter_open, .read = seq_read, .write = ftrace_filter_write, - .llseek = ftrace_filter_lseek, + .llseek = ftrace_regex_lseek, .release = ftrace_regex_release, }; diff --git a/trunk/kernel/user.c b/trunk/kernel/user.c index 8e635a18ab52..e81978e8c03b 100644 --- a/trunk/kernel/user.c +++ b/trunk/kernel/user.c @@ -51,8 +51,6 @@ struct user_namespace init_user_ns = { .owner = GLOBAL_ROOT_UID, .group = GLOBAL_ROOT_GID, .proc_inum = PROC_USER_INIT_INO, - .may_mount_sysfs = true, - .may_mount_proc = true, }; EXPORT_SYMBOL_GPL(init_user_ns); diff --git a/trunk/kernel/user_namespace.c b/trunk/kernel/user_namespace.c index a54f26f82eb2..8b650837083e 100644 --- a/trunk/kernel/user_namespace.c +++ b/trunk/kernel/user_namespace.c @@ -21,7 +21,6 @@ #include #include #include -#include static struct kmem_cache *user_ns_cachep __read_mostly; @@ -61,15 +60,6 @@ int create_user_ns(struct cred *new) kgid_t group = new->egid; int ret; - /* - * Verify that we can not violate the policy of which files - * may be accessed that is specified by the root directory, - * by verifing that the root directory is at the root of the - * mount namespace which allows all files to be accessed. - */ - if (current_chrooted()) - return -EPERM; - /* The creator needs a mapping in the parent user namespace * or else we won't be able to reasonably tell userspace who * created a user_namespace. @@ -96,8 +86,6 @@ int create_user_ns(struct cred *new) set_cred_user_ns(new, ns); - update_mnt_policy(ns); - return 0; } @@ -849,9 +837,6 @@ static int userns_install(struct nsproxy *nsproxy, void *ns) if (atomic_read(¤t->mm->mm_users) > 1) return -EINVAL; - if (current->fs->users != 1) - return -EINVAL; - if (!ns_capable(user_ns, CAP_SYS_ADMIN)) return -EPERM; diff --git a/trunk/kernel/workqueue.c b/trunk/kernel/workqueue.c index b48cd597145d..81f2457811eb 100644 --- a/trunk/kernel/workqueue.c +++ b/trunk/kernel/workqueue.c @@ -457,12 +457,11 @@ static int worker_pool_assign_id(struct worker_pool *pool) int ret; mutex_lock(&worker_pool_idr_mutex); - ret = idr_alloc(&worker_pool_idr, pool, 0, 0, GFP_KERNEL); - if (ret >= 0) - pool->id = ret; + idr_pre_get(&worker_pool_idr, GFP_KERNEL); + ret = idr_get_new(&worker_pool_idr, pool, &pool->id); mutex_unlock(&worker_pool_idr_mutex); - return ret < 0 ? ret : 0; + return ret; } /* @@ -3447,34 +3446,28 @@ static void wq_unbind_fn(struct work_struct *work) spin_unlock_irq(&pool->lock); mutex_unlock(&pool->assoc_mutex); + } - /* - * Call schedule() so that we cross rq->lock and thus can - * guarantee sched callbacks see the %WORKER_UNBOUND flag. - * This is necessary as scheduler callbacks may be invoked - * from other cpus. - */ - schedule(); + /* + * Call schedule() so that we cross rq->lock and thus can guarantee + * sched callbacks see the %WORKER_UNBOUND flag. This is necessary + * as scheduler callbacks may be invoked from other cpus. + */ + schedule(); - /* - * Sched callbacks are disabled now. Zap nr_running. - * After this, nr_running stays zero and need_more_worker() - * and keep_working() are always true as long as the - * worklist is not empty. This pool now behaves as an - * unbound (in terms of concurrency management) pool which - * are served by workers tied to the pool. - */ + /* + * Sched callbacks are disabled now. Zap nr_running. After this, + * nr_running stays zero and need_more_worker() and keep_working() + * are always true as long as the worklist is not empty. Pools on + * @cpu now behave as unbound (in terms of concurrency management) + * pools which are served by workers tied to the CPU. + * + * On return from this function, the current worker would trigger + * unbound chain execution of pending work items if other workers + * didn't already. + */ + for_each_std_worker_pool(pool, cpu) atomic_set(&pool->nr_running, 0); - - /* - * With concurrency management just turned off, a busy - * worker blocking could lead to lengthy stalls. Kick off - * unbound chain execution of currently pending work items. - */ - spin_lock_irq(&pool->lock); - wake_up_worker(pool); - spin_unlock_irq(&pool->lock); - } } /* diff --git a/trunk/lib/bust_spinlocks.c b/trunk/lib/bust_spinlocks.c index f8e0e5367398..9681d54b95d1 100644 --- a/trunk/lib/bust_spinlocks.c +++ b/trunk/lib/bust_spinlocks.c @@ -8,7 +8,6 @@ */ #include -#include #include #include #include @@ -29,3 +28,5 @@ void __attribute__((weak)) bust_spinlocks(int yes) wake_up_klogd(); } } + + diff --git a/trunk/lib/dma-debug.c b/trunk/lib/dma-debug.c index d87a17a819d0..5e396accd3d0 100644 --- a/trunk/lib/dma-debug.c +++ b/trunk/lib/dma-debug.c @@ -862,21 +862,17 @@ static void check_unmap(struct dma_debug_entry *ref) entry = bucket_find_exact(bucket, ref); if (!entry) { - /* must drop lock before calling dma_mapping_error */ - put_hash_bucket(bucket, &flags); - if (dma_mapping_error(ref->dev, ref->dev_addr)) { err_printk(ref->dev, NULL, - "DMA-API: device driver tries to free an " - "invalid DMA memory address\n"); - } else { - err_printk(ref->dev, NULL, - "DMA-API: device driver tries to free DMA " - "memory it has not allocated [device " - "address=0x%016llx] [size=%llu bytes]\n", - ref->dev_addr, ref->size); + "DMA-API: device driver tries " + "to free an invalid DMA memory address\n"); + return; } - return; + err_printk(ref->dev, NULL, "DMA-API: device driver tries " + "to free DMA memory it has not allocated " + "[device address=0x%016llx] [size=%llu bytes]\n", + ref->dev_addr, ref->size); + goto out; } if (ref->size != entry->size) { @@ -940,6 +936,7 @@ static void check_unmap(struct dma_debug_entry *ref) hash_bucket_del(entry); dma_entry_free(entry); +out: put_hash_bucket(bucket, &flags); } @@ -1085,27 +1082,13 @@ void debug_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) ref.dev = dev; ref.dev_addr = dma_addr; bucket = get_hash_bucket(&ref, &flags); + entry = bucket_find_exact(bucket, &ref); - list_for_each_entry(entry, &bucket->list, list) { - if (!exact_match(&ref, entry)) - continue; - - /* - * The same physical address can be mapped multiple - * times. Without a hardware IOMMU this results in the - * same device addresses being put into the dma-debug - * hash multiple times too. This can result in false - * positives being reported. Therefore we implement a - * best-fit algorithm here which updates the first entry - * from the hash which fits the reference value and is - * not currently listed as being checked. - */ - if (entry->map_err_type == MAP_ERR_NOT_CHECKED) { - entry->map_err_type = MAP_ERR_CHECKED; - break; - } - } + if (!entry) + goto out; + entry->map_err_type = MAP_ERR_CHECKED; +out: put_hash_bucket(bucket, &flags); } EXPORT_SYMBOL(debug_dma_mapping_error); diff --git a/trunk/lib/idr.c b/trunk/lib/idr.c index 322e2816f2fb..73f4d53c02f3 100644 --- a/trunk/lib/idr.c +++ b/trunk/lib/idr.c @@ -106,14 +106,8 @@ static struct idr_layer *idr_layer_alloc(gfp_t gfp_mask, struct idr *layer_idr) if (layer_idr) return get_from_free_list(layer_idr); - /* - * Try to allocate directly from kmem_cache. We want to try this - * before preload buffer; otherwise, non-preloading idr_alloc() - * users will end up taking advantage of preloading ones. As the - * following is allowed to fail for preloaded cases, suppress - * warning this time. - */ - new = kmem_cache_zalloc(idr_layer_cache, gfp_mask | __GFP_NOWARN); + /* try to allocate directly from kmem_cache */ + new = kmem_cache_zalloc(idr_layer_cache, gfp_mask); if (new) return new; @@ -121,24 +115,18 @@ static struct idr_layer *idr_layer_alloc(gfp_t gfp_mask, struct idr *layer_idr) * Try to fetch one from the per-cpu preload buffer if in process * context. See idr_preload() for details. */ - if (!in_interrupt()) { - preempt_disable(); - new = __this_cpu_read(idr_preload_head); - if (new) { - __this_cpu_write(idr_preload_head, new->ary[0]); - __this_cpu_dec(idr_preload_cnt); - new->ary[0] = NULL; - } - preempt_enable(); - if (new) - return new; - } + if (in_interrupt()) + return NULL; - /* - * Both failed. Try kmem_cache again w/o adding __GFP_NOWARN so - * that memory allocation failure warning is printed as intended. - */ - return kmem_cache_zalloc(idr_layer_cache, gfp_mask); + preempt_disable(); + new = __this_cpu_read(idr_preload_head); + if (new) { + __this_cpu_write(idr_preload_head, new->ary[0]); + __this_cpu_dec(idr_preload_cnt); + new->ary[0] = NULL; + } + preempt_enable(); + return new; } static void idr_layer_rcu_free(struct rcu_head *head) @@ -196,7 +184,20 @@ static void idr_mark_full(struct idr_layer **pa, int id) } } -int __idr_pre_get(struct idr *idp, gfp_t gfp_mask) +/** + * idr_pre_get - reserve resources for idr allocation + * @idp: idr handle + * @gfp_mask: memory allocation flags + * + * This function should be called prior to calling the idr_get_new* functions. + * It preallocates enough memory to satisfy the worst possible allocation. The + * caller should pass in GFP_KERNEL if possible. This of course requires that + * no spinning locks be held. + * + * If the system is REALLY out of memory this function returns %0, + * otherwise %1. + */ +int idr_pre_get(struct idr *idp, gfp_t gfp_mask) { while (idp->id_free_cnt < MAX_IDR_FREE) { struct idr_layer *new; @@ -207,12 +208,13 @@ int __idr_pre_get(struct idr *idp, gfp_t gfp_mask) } return 1; } -EXPORT_SYMBOL(__idr_pre_get); +EXPORT_SYMBOL(idr_pre_get); /** * sub_alloc - try to allocate an id without growing the tree depth * @idp: idr handle * @starting_id: id to start search at + * @id: pointer to the allocated handle * @pa: idr_layer[MAX_IDR_LEVEL] used as backtrack buffer * @gfp_mask: allocation mask for idr_layer_alloc() * @layer_idr: optional idr passed to idr_layer_alloc() @@ -374,7 +376,25 @@ static void idr_fill_slot(struct idr *idr, void *ptr, int id, idr_mark_full(pa, id); } -int __idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id) +/** + * idr_get_new_above - allocate new idr entry above or equal to a start id + * @idp: idr handle + * @ptr: pointer you want associated with the id + * @starting_id: id to start search at + * @id: pointer to the allocated handle + * + * This is the allocate id function. It should be called with any + * required locks. + * + * If allocation from IDR's private freelist fails, idr_get_new_above() will + * return %-EAGAIN. The caller should retry the idr_pre_get() call to refill + * IDR's preallocation and then retry the idr_get_new_above() call. + * + * If the idr is full idr_get_new_above() will return %-ENOSPC. + * + * @id returns a value in the range @starting_id ... %0x7fffffff + */ +int idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id) { struct idr_layer *pa[MAX_IDR_LEVEL + 1]; int rv; @@ -387,7 +407,7 @@ int __idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id) *id = rv; return 0; } -EXPORT_SYMBOL(__idr_get_new_above); +EXPORT_SYMBOL(idr_get_new_above); /** * idr_preload - preload for idr_alloc() @@ -549,7 +569,8 @@ void idr_remove(struct idr *idp, int id) struct idr_layer *p; struct idr_layer *to_free; - if (id < 0) + /* see comment in idr_find_slowpath() */ + if (WARN_ON_ONCE(id < 0)) return; sub_remove(idp, (idp->layers - 1) * IDR_BITS, id); @@ -646,7 +667,15 @@ void *idr_find_slowpath(struct idr *idp, int id) int n; struct idr_layer *p; - if (id < 0) + /* + * If @id is negative, idr_find() used to ignore the sign bit and + * performed lookup with the rest of bits, which is weird and can + * lead to very obscure bugs. We're now returning NULL for all + * negative IDs but just in case somebody was depending on the sign + * bit being ignored, let's trigger WARN_ON_ONCE() so that they can + * be detected and fixed. WARN_ON_ONCE() can later be removed. + */ + if (WARN_ON_ONCE(id < 0)) return NULL; p = rcu_dereference_raw(idp->top); @@ -795,7 +824,8 @@ void *idr_replace(struct idr *idp, void *ptr, int id) int n; struct idr_layer *p, *old_p; - if (id < 0) + /* see comment in idr_find_slowpath() */ + if (WARN_ON_ONCE(id < 0)) return ERR_PTR(-EINVAL); p = idp->top; @@ -888,7 +918,7 @@ static void free_bitmap(struct ida *ida, struct ida_bitmap *bitmap) int ida_pre_get(struct ida *ida, gfp_t gfp_mask) { /* allocate idr_layers */ - if (!__idr_pre_get(&ida->idr, gfp_mask)) + if (!idr_pre_get(&ida->idr, gfp_mask)) return 0; /* allocate free_bitmap */ diff --git a/trunk/lib/kobject.c b/trunk/lib/kobject.c index a65486613d79..e07ee1fcd6f1 100644 --- a/trunk/lib/kobject.c +++ b/trunk/lib/kobject.c @@ -529,13 +529,6 @@ struct kobject *kobject_get(struct kobject *kobj) return kobj; } -static struct kobject *kobject_get_unless_zero(struct kobject *kobj) -{ - if (!kref_get_unless_zero(&kobj->kref)) - kobj = NULL; - return kobj; -} - /* * kobject_cleanup - free kobject resources. * @kobj: object to cleanup @@ -758,7 +751,7 @@ struct kobject *kset_find_obj(struct kset *kset, const char *name) list_for_each_entry(k, &kset->list, entry) { if (kobject_name(k) && !strcmp(kobject_name(k), name)) { - ret = kobject_get_unless_zero(k); + ret = kobject_get(k); break; } } diff --git a/trunk/lib/xz/Kconfig b/trunk/lib/xz/Kconfig index 08837db52d94..82a04d7ba99e 100644 --- a/trunk/lib/xz/Kconfig +++ b/trunk/lib/xz/Kconfig @@ -15,7 +15,7 @@ config XZ_DEC_X86 config XZ_DEC_POWERPC bool "PowerPC BCJ filter decoder" - default y if PPC + default y if POWERPC select XZ_DEC_BCJ config XZ_DEC_IA64 diff --git a/trunk/mm/Kconfig b/trunk/mm/Kconfig index 3bea74f1ccfe..ae55c1e04d10 100644 --- a/trunk/mm/Kconfig +++ b/trunk/mm/Kconfig @@ -286,12 +286,8 @@ config NR_QUICK default "1" config VIRT_TO_BUS - bool - help - An architecture should select this if it implements the - deprecated interface virt_to_bus(). All new architectures - should probably not select this. - + def_bool y + depends on HAVE_VIRT_TO_BUS config MMU_NOTIFIER bool diff --git a/trunk/mm/fremap.c b/trunk/mm/fremap.c index 87da3590c61e..0cd4c11488ed 100644 --- a/trunk/mm/fremap.c +++ b/trunk/mm/fremap.c @@ -129,7 +129,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, struct vm_area_struct *vma; int err = -EINVAL; int has_write_lock = 0; - vm_flags_t vm_flags = 0; + vm_flags_t vm_flags; if (prot) return err; @@ -204,8 +204,10 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, unsigned long addr; struct file *file = get_file(vma->vm_file); - addr = mmap_region(file, start, size, - vma->vm_flags, pgoff); + vm_flags = vma->vm_flags; + if (!(flags & MAP_NONBLOCK)) + vm_flags |= VM_POPULATE; + addr = mmap_region(file, start, size, vm_flags, pgoff); fput(file); if (IS_ERR_VALUE(addr)) { err = addr; @@ -224,6 +226,12 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, mutex_unlock(&mapping->i_mmap_mutex); } + if (!(flags & MAP_NONBLOCK) && !(vma->vm_flags & VM_POPULATE)) { + if (!has_write_lock) + goto get_write_lock; + vma->vm_flags |= VM_POPULATE; + } + if (vma->vm_flags & VM_LOCKED) { /* * drop PG_Mlocked flag for over-mapped range @@ -246,8 +254,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, */ out: - if (vma) - vm_flags = vma->vm_flags; + vm_flags = vma->vm_flags; if (likely(!has_write_lock)) up_read(&mm->mmap_sem); else diff --git a/trunk/mm/hugetlb.c b/trunk/mm/hugetlb.c index ca9a7c6d7e97..0a0be33bb199 100644 --- a/trunk/mm/hugetlb.c +++ b/trunk/mm/hugetlb.c @@ -2124,12 +2124,8 @@ int hugetlb_report_node_meminfo(int nid, char *buf) /* Return the number pages of memory we physically have, in PAGE_SIZE units. */ unsigned long hugetlb_total_pages(void) { - struct hstate *h; - unsigned long nr_total_pages = 0; - - for_each_hstate(h) - nr_total_pages += h->nr_huge_pages * pages_per_huge_page(h); - return nr_total_pages; + struct hstate *h = &default_hstate; + return h->nr_huge_pages * pages_per_huge_page(h); } static int hugetlb_acct_memory(struct hstate *h, long delta) diff --git a/trunk/mm/ksm.c b/trunk/mm/ksm.c index b6afe0c440d8..85bfd4c16346 100644 --- a/trunk/mm/ksm.c +++ b/trunk/mm/ksm.c @@ -489,7 +489,7 @@ out: page = NULL; */ static inline int get_kpfn_nid(unsigned long kpfn) { - return ksm_merge_across_nodes ? 0 : NUMA(pfn_to_nid(kpfn)); + return ksm_merge_across_nodes ? 0 : pfn_to_nid(kpfn); } static void remove_node_from_stable_tree(struct stable_node *stable_node) diff --git a/trunk/mm/memcontrol.c b/trunk/mm/memcontrol.c index 2b552224f5cf..53b8201b31eb 100644 --- a/trunk/mm/memcontrol.c +++ b/trunk/mm/memcontrol.c @@ -3012,8 +3012,6 @@ void memcg_update_array_size(int num) memcg_limited_groups_array_size = memcg_caches_array_size(num); } -static void kmem_cache_destroy_work_func(struct work_struct *w); - int memcg_update_cache_size(struct kmem_cache *s, int num_groups) { struct memcg_cache_params *cur_params = s->memcg_params; @@ -3033,8 +3031,6 @@ int memcg_update_cache_size(struct kmem_cache *s, int num_groups) return -ENOMEM; } - INIT_WORK(&s->memcg_params->destroy, - kmem_cache_destroy_work_func); s->memcg_params->is_root_cache = true; /* @@ -3082,8 +3078,6 @@ int memcg_register_cache(struct mem_cgroup *memcg, struct kmem_cache *s, if (!s->memcg_params) return -ENOMEM; - INIT_WORK(&s->memcg_params->destroy, - kmem_cache_destroy_work_func); if (memcg) { s->memcg_params->memcg = memcg; s->memcg_params->root_cache = root_cache; @@ -3364,6 +3358,8 @@ static void mem_cgroup_destroy_all_caches(struct mem_cgroup *memcg) list_for_each_entry(params, &memcg->memcg_slab_caches, list) { cachep = memcg_params_to_cache(params); cachep->memcg_params->dead = true; + INIT_WORK(&cachep->memcg_params->destroy, + kmem_cache_destroy_work_func); schedule_work(&cachep->memcg_params->destroy); } mutex_unlock(&memcg->slab_caches_mutex); diff --git a/trunk/mm/memory.c b/trunk/mm/memory.c index ba94dec5b259..494526ae024a 100644 --- a/trunk/mm/memory.c +++ b/trunk/mm/memory.c @@ -216,7 +216,6 @@ void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, bool fullmm) tlb->mm = mm; tlb->fullmm = fullmm; - tlb->need_flush_all = 0; tlb->start = -1UL; tlb->end = 0; tlb->need_flush = 0; @@ -2393,53 +2392,6 @@ int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr, } EXPORT_SYMBOL(remap_pfn_range); -/** - * vm_iomap_memory - remap memory to userspace - * @vma: user vma to map to - * @start: start of area - * @len: size of area - * - * This is a simplified io_remap_pfn_range() for common driver use. The - * driver just needs to give us the physical memory range to be mapped, - * we'll figure out the rest from the vma information. - * - * NOTE! Some drivers might want to tweak vma->vm_page_prot first to get - * whatever write-combining details or similar. - */ -int vm_iomap_memory(struct vm_area_struct *vma, phys_addr_t start, unsigned long len) -{ - unsigned long vm_len, pfn, pages; - - /* Check that the physical memory area passed in looks valid */ - if (start + len < start) - return -EINVAL; - /* - * You *really* shouldn't map things that aren't page-aligned, - * but we've historically allowed it because IO memory might - * just have smaller alignment. - */ - len += start & ~PAGE_MASK; - pfn = start >> PAGE_SHIFT; - pages = (len + ~PAGE_MASK) >> PAGE_SHIFT; - if (pfn + pages < pfn) - return -EINVAL; - - /* We start the mapping 'vm_pgoff' pages into the area */ - if (vma->vm_pgoff > pages) - return -EINVAL; - pfn += vma->vm_pgoff; - pages -= vma->vm_pgoff; - - /* Can we fit all of the mapping? */ - vm_len = vma->vm_end - vma->vm_start; - if (vm_len >> PAGE_SHIFT > pages) - return -EINVAL; - - /* Ok, let it rip */ - return io_remap_pfn_range(vma, vma->vm_start, pfn, vm_len, vma->vm_page_prot); -} -EXPORT_SYMBOL(vm_iomap_memory); - static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd, unsigned long addr, unsigned long end, pte_fn_t fn, void *data) diff --git a/trunk/mm/memory_hotplug.c b/trunk/mm/memory_hotplug.c index ee3765760818..b81a367b9f39 100644 --- a/trunk/mm/memory_hotplug.c +++ b/trunk/mm/memory_hotplug.c @@ -1779,11 +1779,7 @@ void try_offline_node(int nid) for (i = 0; i < MAX_NR_ZONES; i++) { struct zone *zone = pgdat->node_zones + i; - /* - * wait_table may be allocated from boot memory, - * here only free if it's allocated by vmalloc. - */ - if (is_vmalloc_addr(zone->wait_table)) + if (zone->wait_table) vfree(zone->wait_table); } @@ -1805,7 +1801,7 @@ int __ref remove_memory(int nid, u64 start, u64 size) int retry = 1; start_pfn = PFN_DOWN(start); - end_pfn = PFN_UP(start + size - 1); + end_pfn = start_pfn + PFN_DOWN(size); /* * When CONFIG_MEMCG is on, one memory block may be used by other diff --git a/trunk/mm/mempolicy.c b/trunk/mm/mempolicy.c index 74310017296e..31d26637b658 100644 --- a/trunk/mm/mempolicy.c +++ b/trunk/mm/mempolicy.c @@ -2390,9 +2390,9 @@ static int shared_policy_replace(struct shared_policy *sp, unsigned long start, *mpol_new = *n->policy; atomic_set(&mpol_new->refcnt, 1); - sp_node_init(n_new, end, n->end, mpol_new); - n->end = start; + sp_node_init(n_new, n->end, end, mpol_new); sp_insert(sp, n_new); + n->end = start; n_new = NULL; mpol_new = NULL; break; diff --git a/trunk/mm/mlock.c b/trunk/mm/mlock.c index 79b7cf7d1bca..1c5e33fce639 100644 --- a/trunk/mm/mlock.c +++ b/trunk/mm/mlock.c @@ -358,7 +358,7 @@ static int do_mlock(unsigned long start, size_t len, int on) newflags = vma->vm_flags & ~VM_LOCKED; if (on) - newflags |= VM_LOCKED; + newflags |= VM_LOCKED | VM_POPULATE; tmp = vma->vm_end; if (tmp > end) @@ -418,7 +418,8 @@ int __mm_populate(unsigned long start, unsigned long len, int ignore_errors) * range with the first VMA. Also, skip undesirable VMA types. */ nend = min(end, vma->vm_end); - if (vma->vm_flags & (VM_IO | VM_PFNMAP)) + if ((vma->vm_flags & (VM_IO | VM_PFNMAP | VM_POPULATE)) != + VM_POPULATE) continue; if (nstart < vma->vm_start) nstart = vma->vm_start; @@ -491,9 +492,9 @@ static int do_mlockall(int flags) struct vm_area_struct * vma, * prev = NULL; if (flags & MCL_FUTURE) - current->mm->def_flags |= VM_LOCKED; + current->mm->def_flags |= VM_LOCKED | VM_POPULATE; else - current->mm->def_flags &= ~VM_LOCKED; + current->mm->def_flags &= ~(VM_LOCKED | VM_POPULATE); if (flags == MCL_FUTURE) goto out; @@ -502,7 +503,7 @@ static int do_mlockall(int flags) newflags = vma->vm_flags & ~VM_LOCKED; if (flags & MCL_CURRENT) - newflags |= VM_LOCKED; + newflags |= VM_LOCKED | VM_POPULATE; /* Ignore errors */ mlock_fixup(vma, &prev, vma->vm_start, vma->vm_end, newflags); diff --git a/trunk/mm/mmap.c b/trunk/mm/mmap.c index 0db0de1c2fbe..2664a47cec93 100644 --- a/trunk/mm/mmap.c +++ b/trunk/mm/mmap.c @@ -1306,9 +1306,7 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, } addr = mmap_region(file, addr, len, vm_flags, pgoff); - if (!IS_ERR_VALUE(addr) && - ((vm_flags & VM_LOCKED) || - (flags & (MAP_POPULATE | MAP_NONBLOCK)) == MAP_POPULATE)) + if (!IS_ERR_VALUE(addr) && (vm_flags & VM_POPULATE)) *populate = len; return addr; } @@ -1940,7 +1938,7 @@ struct vm_area_struct *find_vma(struct mm_struct *mm, unsigned long addr) /* Check the cache first. */ /* (Cache hit rate is typically around 35%.) */ - vma = ACCESS_ONCE(mm->mmap_cache); + vma = mm->mmap_cache; if (!(vma && vma->vm_end > addr && vma->vm_start <= addr)) { struct rb_node *rb_node; diff --git a/trunk/mm/nommu.c b/trunk/mm/nommu.c index 2f3ea749c318..e19328087534 100644 --- a/trunk/mm/nommu.c +++ b/trunk/mm/nommu.c @@ -821,7 +821,7 @@ struct vm_area_struct *find_vma(struct mm_struct *mm, unsigned long addr) struct vm_area_struct *vma; /* check the cache first */ - vma = ACCESS_ONCE(mm->mmap_cache); + vma = mm->mmap_cache; if (vma && vma->vm_start <= addr && vma->vm_end > addr) return vma; diff --git a/trunk/mm/process_vm_access.c b/trunk/mm/process_vm_access.c index fd26d0433509..926b46649749 100644 --- a/trunk/mm/process_vm_access.c +++ b/trunk/mm/process_vm_access.c @@ -429,6 +429,12 @@ compat_process_vm_rw(compat_pid_t pid, if (flags != 0) return -EINVAL; + if (!access_ok(VERIFY_READ, lvec, liovcnt * sizeof(*lvec))) + goto out; + + if (!access_ok(VERIFY_READ, rvec, riovcnt * sizeof(*rvec))) + goto out; + if (vm_write) rc = compat_rw_copy_check_uvector(WRITE, lvec, liovcnt, UIO_FASTIOV, iovstack_l, @@ -453,6 +459,8 @@ compat_process_vm_rw(compat_pid_t pid, kfree(iov_r); if (iov_l != iovstack_l) kfree(iov_l); + +out: return rc; } diff --git a/trunk/net/8021q/vlan.c b/trunk/net/8021q/vlan.c index 85addcd9372b..a18714469bf7 100644 --- a/trunk/net/8021q/vlan.c +++ b/trunk/net/8021q/vlan.c @@ -86,6 +86,13 @@ void unregister_vlan_dev(struct net_device *dev, struct list_head *head) grp = &vlan_info->grp; + /* Take it out of our own structures, but be sure to interlock with + * HW accelerating devices or SW vlan input packet processing if + * VLAN is not 0 (leave it there for 802.1p). + */ + if (vlan_id) + vlan_vid_del(real_dev, vlan_id); + grp->nr_vlan_devs--; if (vlan->flags & VLAN_FLAG_MVRP) @@ -107,13 +114,6 @@ void unregister_vlan_dev(struct net_device *dev, struct list_head *head) vlan_gvrp_uninit_applicant(real_dev); } - /* Take it out of our own structures, but be sure to interlock with - * HW accelerating devices or SW vlan input packet processing if - * VLAN is not 0 (leave it there for 802.1p). - */ - if (vlan_id) - vlan_vid_del(real_dev, vlan_id); - /* Get rid of the vlan's reference to real_dev */ dev_put(real_dev); } diff --git a/trunk/net/9p/trans_virtio.c b/trunk/net/9p/trans_virtio.c index de2e950a0a7a..74dea377fe5b 100644 --- a/trunk/net/9p/trans_virtio.c +++ b/trunk/net/9p/trans_virtio.c @@ -655,7 +655,7 @@ static struct p9_trans_module p9_virtio_trans = { .create = p9_virtio_create, .close = p9_virtio_close, .request = p9_virtio_request, - .zc_request = p9_virtio_zc_request, + //.zc_request = p9_virtio_zc_request, .cancel = p9_virtio_cancel, /* * We leave one entry for input and one entry for response diff --git a/trunk/net/atm/common.c b/trunk/net/atm/common.c index 737bef59ce89..7b491006eaf4 100644 --- a/trunk/net/atm/common.c +++ b/trunk/net/atm/common.c @@ -531,8 +531,6 @@ int vcc_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, struct sk_buff *skb; int copied, error = -EINVAL; - msg->msg_namelen = 0; - if (sock->state != SS_CONNECTED) return -ENOTCONN; diff --git a/trunk/net/ax25/af_ax25.c b/trunk/net/ax25/af_ax25.c index e277e38f736b..7b11f8bc5071 100644 --- a/trunk/net/ax25/af_ax25.c +++ b/trunk/net/ax25/af_ax25.c @@ -1642,7 +1642,6 @@ static int ax25_recvmsg(struct kiocb *iocb, struct socket *sock, ax25_address src; const unsigned char *mac = skb_mac_header(skb); - memset(sax, 0, sizeof(struct full_sockaddr_ax25)); ax25_addr_parse(mac + 1, skb->data - mac - 1, &src, NULL, &digi, NULL, NULL); sax->sax25_family = AF_AX25; diff --git a/trunk/net/batman-adv/bat_iv_ogm.c b/trunk/net/batman-adv/bat_iv_ogm.c index a5bb0a769eb9..a0b253ecadaf 100644 --- a/trunk/net/batman-adv/bat_iv_ogm.c +++ b/trunk/net/batman-adv/bat_iv_ogm.c @@ -1288,8 +1288,7 @@ static int batadv_iv_ogm_receive(struct sk_buff *skb, batadv_ogm_packet = (struct batadv_ogm_packet *)packet_buff; /* unpack the aggregated packets and process them one by one */ - while (batadv_iv_ogm_aggr_packet(buff_pos, packet_len, - batadv_ogm_packet->tt_num_changes)) { + do { tt_buff = packet_buff + buff_pos + BATADV_OGM_HLEN; batadv_iv_ogm_process(ethhdr, batadv_ogm_packet, tt_buff, @@ -1300,7 +1299,8 @@ static int batadv_iv_ogm_receive(struct sk_buff *skb, packet_pos = packet_buff + buff_pos; batadv_ogm_packet = (struct batadv_ogm_packet *)packet_pos; - } + } while (batadv_iv_ogm_aggr_packet(buff_pos, packet_len, + batadv_ogm_packet->tt_num_changes)); kfree_skb(skb); return NET_RX_SUCCESS; diff --git a/trunk/net/bluetooth/af_bluetooth.c b/trunk/net/bluetooth/af_bluetooth.c index 0d1b08cc76e1..d3ee69b35a78 100644 --- a/trunk/net/bluetooth/af_bluetooth.c +++ b/trunk/net/bluetooth/af_bluetooth.c @@ -230,8 +230,6 @@ int bt_sock_recvmsg(struct kiocb *iocb, struct socket *sock, if (flags & (MSG_OOB)) return -EOPNOTSUPP; - msg->msg_namelen = 0; - skb = skb_recv_datagram(sk, flags, noblock, &err); if (!skb) { if (sk->sk_shutdown & RCV_SHUTDOWN) @@ -239,6 +237,8 @@ int bt_sock_recvmsg(struct kiocb *iocb, struct socket *sock, return err; } + msg->msg_namelen = 0; + copied = skb->len; if (len < copied) { msg->msg_flags |= MSG_TRUNC; diff --git a/trunk/net/bluetooth/rfcomm/sock.c b/trunk/net/bluetooth/rfcomm/sock.c index 7c9224bcce17..c23bae86263b 100644 --- a/trunk/net/bluetooth/rfcomm/sock.c +++ b/trunk/net/bluetooth/rfcomm/sock.c @@ -608,7 +608,6 @@ static int rfcomm_sock_recvmsg(struct kiocb *iocb, struct socket *sock, if (test_and_clear_bit(RFCOMM_DEFER_SETUP, &d->flags)) { rfcomm_dlc_accept(d); - msg->msg_namelen = 0; return 0; } diff --git a/trunk/net/bluetooth/sco.c b/trunk/net/bluetooth/sco.c index fb6192c9812e..79d87d8d4f51 100644 --- a/trunk/net/bluetooth/sco.c +++ b/trunk/net/bluetooth/sco.c @@ -359,7 +359,6 @@ static void __sco_sock_close(struct sock *sk) sco_chan_del(sk, ECONNRESET); break; - case BT_CONNECT2: case BT_CONNECT: case BT_DISCONN: sco_chan_del(sk, ECONNRESET); @@ -665,7 +664,6 @@ static int sco_sock_recvmsg(struct kiocb *iocb, struct socket *sock, test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) { hci_conn_accept(pi->conn->hcon, 0); sk->sk_state = BT_CONFIG; - msg->msg_namelen = 0; release_sock(sk); return 0; diff --git a/trunk/net/bridge/br_device.c b/trunk/net/bridge/br_device.c index 314c73ed418f..d5f1d3fd4b28 100644 --- a/trunk/net/bridge/br_device.c +++ b/trunk/net/bridge/br_device.c @@ -66,7 +66,7 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) goto out; } - mdst = br_mdb_get(br, skb, vid); + mdst = br_mdb_get(br, skb); if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) br_multicast_deliver(mdst, skb); else diff --git a/trunk/net/bridge/br_fdb.c b/trunk/net/bridge/br_fdb.c index bab338e6270d..b0812c91c0f0 100644 --- a/trunk/net/bridge/br_fdb.c +++ b/trunk/net/bridge/br_fdb.c @@ -423,7 +423,7 @@ static int fdb_insert(struct net_bridge *br, struct net_bridge_port *source, return 0; br_warn(br, "adding interface %s with same address " "as a received packet\n", - source ? source->dev->name : br->dev->name); + source->dev->name); fdb_delete(br, fdb); } diff --git a/trunk/net/bridge/br_input.c b/trunk/net/bridge/br_input.c index 828e2bcc1f52..480330151898 100644 --- a/trunk/net/bridge/br_input.c +++ b/trunk/net/bridge/br_input.c @@ -97,7 +97,7 @@ int br_handle_frame_finish(struct sk_buff *skb) if (is_broadcast_ether_addr(dest)) skb2 = skb; else if (is_multicast_ether_addr(dest)) { - mdst = br_mdb_get(br, skb, vid); + mdst = br_mdb_get(br, skb); if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) { if ((mdst && mdst->mglist) || br_multicast_is_router(br)) diff --git a/trunk/net/bridge/br_mdb.c b/trunk/net/bridge/br_mdb.c index ee79f3f20383..9f97b850fc65 100644 --- a/trunk/net/bridge/br_mdb.c +++ b/trunk/net/bridge/br_mdb.c @@ -80,7 +80,6 @@ static int br_mdb_fill_info(struct sk_buff *skb, struct netlink_callback *cb, port = p->port; if (port) { struct br_mdb_entry e; - memset(&e, 0, sizeof(e)); e.ifindex = port->dev->ifindex; e.state = p->state; if (p->addr.proto == htons(ETH_P_IP)) @@ -137,7 +136,6 @@ static int br_mdb_dump(struct sk_buff *skb, struct netlink_callback *cb) break; bpm = nlmsg_data(nlh); - memset(bpm, 0, sizeof(*bpm)); bpm->ifindex = dev->ifindex; if (br_mdb_fill_info(skb, cb, dev) < 0) goto out; @@ -173,7 +171,6 @@ static int nlmsg_populate_mdb_fill(struct sk_buff *skb, return -EMSGSIZE; bpm = nlmsg_data(nlh); - memset(bpm, 0, sizeof(*bpm)); bpm->family = AF_BRIDGE; bpm->ifindex = dev->ifindex; nest = nla_nest_start(skb, MDBA_MDB); @@ -231,7 +228,6 @@ void br_mdb_notify(struct net_device *dev, struct net_bridge_port *port, { struct br_mdb_entry entry; - memset(&entry, 0, sizeof(entry)); entry.ifindex = port->dev->ifindex; entry.addr.proto = group->proto; entry.addr.u.ip4 = group->u.ip4; diff --git a/trunk/net/bridge/br_multicast.c b/trunk/net/bridge/br_multicast.c index 923fbeaf7afd..10e6fce1bb62 100644 --- a/trunk/net/bridge/br_multicast.c +++ b/trunk/net/bridge/br_multicast.c @@ -132,7 +132,7 @@ static struct net_bridge_mdb_entry *br_mdb_ip6_get( #endif struct net_bridge_mdb_entry *br_mdb_get(struct net_bridge *br, - struct sk_buff *skb, u16 vid) + struct sk_buff *skb) { struct net_bridge_mdb_htable *mdb = rcu_dereference(br->mdb); struct br_ip ip; @@ -144,7 +144,6 @@ struct net_bridge_mdb_entry *br_mdb_get(struct net_bridge *br, return NULL; ip.proto = skb->protocol; - ip.vid = vid; switch (skb->protocol) { case htons(ETH_P_IP): diff --git a/trunk/net/bridge/br_netlink.c b/trunk/net/bridge/br_netlink.c index 299fc5f40a26..27aa3ee517ce 100644 --- a/trunk/net/bridge/br_netlink.c +++ b/trunk/net/bridge/br_netlink.c @@ -29,7 +29,6 @@ static inline size_t br_port_info_size(void) + nla_total_size(1) /* IFLA_BRPORT_MODE */ + nla_total_size(1) /* IFLA_BRPORT_GUARD */ + nla_total_size(1) /* IFLA_BRPORT_PROTECT */ - + nla_total_size(1) /* IFLA_BRPORT_FAST_LEAVE */ + 0; } @@ -330,7 +329,6 @@ static int br_setport(struct net_bridge_port *p, struct nlattr *tb[]) br_set_port_flag(p, tb, IFLA_BRPORT_MODE, BR_HAIRPIN_MODE); br_set_port_flag(p, tb, IFLA_BRPORT_GUARD, BR_BPDU_GUARD); br_set_port_flag(p, tb, IFLA_BRPORT_FAST_LEAVE, BR_MULTICAST_FAST_LEAVE); - br_set_port_flag(p, tb, IFLA_BRPORT_PROTECT, BR_ROOT_BLOCK); if (tb[IFLA_BRPORT_COST]) { err = br_stp_set_path_cost(p, nla_get_u32(tb[IFLA_BRPORT_COST])); diff --git a/trunk/net/bridge/br_private.h b/trunk/net/bridge/br_private.h index 3cbf5beb3d4b..6d314c4e6bcb 100644 --- a/trunk/net/bridge/br_private.h +++ b/trunk/net/bridge/br_private.h @@ -442,7 +442,7 @@ extern int br_multicast_rcv(struct net_bridge *br, struct net_bridge_port *port, struct sk_buff *skb); extern struct net_bridge_mdb_entry *br_mdb_get(struct net_bridge *br, - struct sk_buff *skb, u16 vid); + struct sk_buff *skb); extern void br_multicast_add_port(struct net_bridge_port *port); extern void br_multicast_del_port(struct net_bridge_port *port); extern void br_multicast_enable_port(struct net_bridge_port *port); @@ -504,7 +504,7 @@ static inline int br_multicast_rcv(struct net_bridge *br, } static inline struct net_bridge_mdb_entry *br_mdb_get(struct net_bridge *br, - struct sk_buff *skb, u16 vid) + struct sk_buff *skb) { return NULL; } diff --git a/trunk/net/caif/caif_dev.c b/trunk/net/caif/caif_dev.c index 21760f008974..1ae1d9cb278d 100644 --- a/trunk/net/caif/caif_dev.c +++ b/trunk/net/caif/caif_dev.c @@ -118,7 +118,7 @@ static struct caif_device_entry *caif_get(struct net_device *dev) return NULL; } -static void caif_flow_cb(struct sk_buff *skb) +void caif_flow_cb(struct sk_buff *skb) { struct caif_device_entry *caifd; void (*dtor)(struct sk_buff *skb) = NULL; diff --git a/trunk/net/caif/caif_socket.c b/trunk/net/caif/caif_socket.c index ff2ff3ce6965..095259f83902 100644 --- a/trunk/net/caif/caif_socket.c +++ b/trunk/net/caif/caif_socket.c @@ -286,8 +286,6 @@ static int caif_seqpkt_recvmsg(struct kiocb *iocb, struct socket *sock, if (m->msg_flags&MSG_OOB) goto read_error; - m->msg_namelen = 0; - skb = skb_recv_datagram(sk, flags, 0 , &ret); if (!skb) goto read_error; diff --git a/trunk/net/caif/caif_usb.c b/trunk/net/caif/caif_usb.c index ef8ebaa993cf..3ebc8cbc91ff 100644 --- a/trunk/net/caif/caif_usb.c +++ b/trunk/net/caif/caif_usb.c @@ -81,8 +81,8 @@ static void cfusbl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl, layr->up->ctrlcmd(layr->up, ctrl, layr->id); } -static struct cflayer *cfusbl_create(int phyid, u8 ethaddr[ETH_ALEN], - u8 braddr[ETH_ALEN]) +struct cflayer *cfusbl_create(int phyid, u8 ethaddr[ETH_ALEN], + u8 braddr[ETH_ALEN]) { struct cfusbl *this = kmalloc(sizeof(struct cfusbl), GFP_ATOMIC); diff --git a/trunk/net/can/gw.c b/trunk/net/can/gw.c index 117814a7e73c..2d117dc5ebea 100644 --- a/trunk/net/can/gw.c +++ b/trunk/net/can/gw.c @@ -466,7 +466,7 @@ static int cgw_notifier(struct notifier_block *nb, if (gwj->src.dev == dev || gwj->dst.dev == dev) { hlist_del(&gwj->list); cgw_unregister_filter(gwj); - kmem_cache_free(cgw_cache, gwj); + kfree(gwj); } } } @@ -864,7 +864,7 @@ static void cgw_remove_all_jobs(void) hlist_for_each_entry_safe(gwj, nx, &cgw_list, list) { hlist_del(&gwj->list); cgw_unregister_filter(gwj); - kmem_cache_free(cgw_cache, gwj); + kfree(gwj); } } @@ -920,7 +920,7 @@ static int cgw_remove_job(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg) hlist_del(&gwj->list); cgw_unregister_filter(gwj); - kmem_cache_free(cgw_cache, gwj); + kfree(gwj); err = 0; break; } diff --git a/trunk/net/ceph/osdmap.c b/trunk/net/ceph/osdmap.c index 4543b9aba40c..69bc4bf89e3e 100644 --- a/trunk/net/ceph/osdmap.c +++ b/trunk/net/ceph/osdmap.c @@ -654,24 +654,6 @@ static int osdmap_set_max_osd(struct ceph_osdmap *map, int max) return 0; } -static int __decode_pgid(void **p, void *end, struct ceph_pg *pg) -{ - u8 v; - - ceph_decode_need(p, end, 1+8+4+4, bad); - v = ceph_decode_8(p); - if (v != 1) - goto bad; - pg->pool = ceph_decode_64(p); - pg->seed = ceph_decode_32(p); - *p += 4; /* skip preferred */ - return 0; - -bad: - dout("error decoding pgid\n"); - return -EINVAL; -} - /* * decode a full map. */ @@ -763,12 +745,13 @@ struct ceph_osdmap *osdmap_decode(void **p, void *end) for (i = 0; i < len; i++) { int n, j; struct ceph_pg pgid; + struct ceph_pg_v1 pgid_v1; struct ceph_pg_mapping *pg; - err = __decode_pgid(p, end, &pgid); - if (err) - goto bad; - ceph_decode_need(p, end, sizeof(u32), bad); + ceph_decode_need(p, end, sizeof(u32) + sizeof(u64), bad); + ceph_decode_copy(p, &pgid_v1, sizeof(pgid_v1)); + pgid.pool = le32_to_cpu(pgid_v1.pool); + pgid.seed = le16_to_cpu(pgid_v1.ps); n = ceph_decode_32(p); err = -EINVAL; if (n > (UINT_MAX - sizeof(*pg)) / sizeof(u32)) @@ -835,8 +818,8 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end, u16 version; ceph_decode_16_safe(p, end, version, bad); - if (version != 6) { - pr_warning("got unknown v %d != 6 of inc osdmap\n", version); + if (version > 6) { + pr_warning("got unknown v %d > %d of inc osdmap\n", version, 6); goto bad; } @@ -980,14 +963,15 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end, while (len--) { struct ceph_pg_mapping *pg; int j; + struct ceph_pg_v1 pgid_v1; struct ceph_pg pgid; u32 pglen; - - err = __decode_pgid(p, end, &pgid); - if (err) - goto bad; - ceph_decode_need(p, end, sizeof(u32), bad); + ceph_decode_need(p, end, sizeof(u64) + sizeof(u32), bad); + ceph_decode_copy(p, &pgid_v1, sizeof(pgid_v1)); + pgid.pool = le32_to_cpu(pgid_v1.pool); + pgid.seed = le16_to_cpu(pgid_v1.ps); pglen = ceph_decode_32(p); + if (pglen) { ceph_decode_need(p, end, pglen*sizeof(u32), bad); diff --git a/trunk/net/core/dev.c b/trunk/net/core/dev.c index e7d68ed8aafe..a06a7a58dd11 100644 --- a/trunk/net/core/dev.c +++ b/trunk/net/core/dev.c @@ -1545,6 +1545,7 @@ void net_enable_timestamp(void) return; } #endif + WARN_ON(in_interrupt()); static_key_slow_inc(&netstamp_needed); } EXPORT_SYMBOL(net_enable_timestamp); @@ -1624,6 +1625,7 @@ int dev_forward_skb(struct net_device *dev, struct sk_buff *skb) } skb_orphan(skb); + nf_reset(skb); if (unlikely(!is_skb_forwardable(dev, skb))) { atomic_long_inc(&dev->rx_dropped); @@ -1639,7 +1641,6 @@ int dev_forward_skb(struct net_device *dev, struct sk_buff *skb) skb->mark = 0; secpath_reset(skb); nf_reset(skb); - nf_reset_trace(skb); return netif_rx(skb); } EXPORT_SYMBOL_GPL(dev_forward_skb); @@ -2218,9 +2219,9 @@ struct sk_buff *skb_mac_gso_segment(struct sk_buff *skb, struct sk_buff *segs = ERR_PTR(-EPROTONOSUPPORT); struct packet_offload *ptype; __be16 type = skb->protocol; - int vlan_depth = ETH_HLEN; while (type == htons(ETH_P_8021Q)) { + int vlan_depth = ETH_HLEN; struct vlan_hdr *vh; if (unlikely(!pskb_may_pull(skb, vlan_depth + VLAN_HLEN))) @@ -3314,7 +3315,6 @@ int netdev_rx_handler_register(struct net_device *dev, if (dev->rx_handler) return -EBUSY; - /* Note: rx_handler_data must be set before rx_handler */ rcu_assign_pointer(dev->rx_handler_data, rx_handler_data); rcu_assign_pointer(dev->rx_handler, rx_handler); @@ -3335,11 +3335,6 @@ void netdev_rx_handler_unregister(struct net_device *dev) ASSERT_RTNL(); RCU_INIT_POINTER(dev->rx_handler, NULL); - /* a reader seeing a non NULL rx_handler in a rcu_read_lock() - * section has a guarantee to see a non NULL rx_handler_data - * as well. - */ - synchronize_net(); RCU_INIT_POINTER(dev->rx_handler_data, NULL); } EXPORT_SYMBOL_GPL(netdev_rx_handler_unregister); @@ -3449,7 +3444,6 @@ static int __netif_receive_skb_core(struct sk_buff *skb, bool pfmemalloc) } switch (rx_handler(&skb)) { case RX_HANDLER_CONSUMED: - ret = NET_RX_SUCCESS; goto unlock; case RX_HANDLER_ANOTHER: goto another_round; @@ -4109,7 +4103,7 @@ static void net_rx_action(struct softirq_action *h) * Allow this to run for 2 jiffies since which will allow * an average latency of 1.5/HZ. */ - if (unlikely(budget <= 0 || time_after_eq(jiffies, time_limit))) + if (unlikely(budget <= 0 || time_after(jiffies, time_limit))) goto softnet_break; local_irq_enable(); @@ -4786,7 +4780,7 @@ EXPORT_SYMBOL(dev_set_mac_address); /** * dev_change_carrier - Change device carrier * @dev: device - * @new_carrier: new value + * @new_carries: new value * * Change device carrier */ diff --git a/trunk/net/core/dev_addr_lists.c b/trunk/net/core/dev_addr_lists.c index abdc9e6ef33e..bd2eb9d3e369 100644 --- a/trunk/net/core/dev_addr_lists.c +++ b/trunk/net/core/dev_addr_lists.c @@ -37,7 +37,7 @@ static int __hw_addr_create_ex(struct netdev_hw_addr_list *list, ha->type = addr_type; ha->refcount = 1; ha->global_use = global; - ha->synced = 0; + ha->synced = false; list_add_tail_rcu(&ha->list, &list->list); list->count++; @@ -165,7 +165,7 @@ int __hw_addr_sync(struct netdev_hw_addr_list *to_list, addr_len, ha->type); if (err) break; - ha->synced++; + ha->synced = true; ha->refcount++; } else if (ha->refcount == 1) { __hw_addr_del(to_list, ha->addr, addr_len, ha->type); @@ -186,7 +186,7 @@ void __hw_addr_unsync(struct netdev_hw_addr_list *to_list, if (ha->synced) { __hw_addr_del(to_list, ha->addr, addr_len, ha->type); - ha->synced--; + ha->synced = false; __hw_addr_del(from_list, ha->addr, addr_len, ha->type); } diff --git a/trunk/net/core/flow.c b/trunk/net/core/flow.c index 2bfd081c59f7..c56ea6f7f6c7 100644 --- a/trunk/net/core/flow.c +++ b/trunk/net/core/flow.c @@ -328,7 +328,7 @@ static void flow_cache_flush_per_cpu(void *data) struct flow_flush_info *info = data; struct tasklet_struct *tasklet; - tasklet = &this_cpu_ptr(info->cache->percpu)->flush_tasklet; + tasklet = this_cpu_ptr(&info->cache->percpu->flush_tasklet); tasklet->data = (unsigned long)info; tasklet_schedule(tasklet); } diff --git a/trunk/net/core/flow_dissector.c b/trunk/net/core/flow_dissector.c index e187bf06d673..9d4c7201400d 100644 --- a/trunk/net/core/flow_dissector.c +++ b/trunk/net/core/flow_dissector.c @@ -140,8 +140,6 @@ bool skb_flow_dissect(const struct sk_buff *skb, struct flow_keys *flow) flow->ports = *ports; } - flow->thoff = (u16) nhoff; - return true; } EXPORT_SYMBOL(skb_flow_dissect); diff --git a/trunk/net/core/rtnetlink.c b/trunk/net/core/rtnetlink.c index 23854b51a259..b376410ff259 100644 --- a/trunk/net/core/rtnetlink.c +++ b/trunk/net/core/rtnetlink.c @@ -496,10 +496,8 @@ static int rtnl_link_fill(struct sk_buff *skb, const struct net_device *dev) } if (ops->fill_info) { data = nla_nest_start(skb, IFLA_INFO_DATA); - if (data == NULL) { - err = -EMSGSIZE; + if (data == NULL) goto err_cancel_link; - } err = ops->fill_info(skb, dev); if (err < 0) goto err_cancel_data; @@ -981,7 +979,6 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev, * report anything. */ ivi.spoofchk = -1; - memset(ivi.mac, 0, sizeof(ivi.mac)); if (dev->netdev_ops->ndo_get_vf_config(dev, i, &ivi)) break; vf_mac.vf = @@ -1072,7 +1069,7 @@ static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb) rcu_read_lock(); cb->seq = net->dev_base_seq; - if (nlmsg_parse(cb->nlh, sizeof(struct ifinfomsg), tb, IFLA_MAX, + if (nlmsg_parse(cb->nlh, sizeof(struct rtgenmsg), tb, IFLA_MAX, ifla_policy) >= 0) { if (tb[IFLA_EXT_MASK]) @@ -1922,7 +1919,7 @@ static u16 rtnl_calcit(struct sk_buff *skb, struct nlmsghdr *nlh) u32 ext_filter_mask = 0; u16 min_ifinfo_dump_size = 0; - if (nlmsg_parse(nlh, sizeof(struct ifinfomsg), tb, IFLA_MAX, + if (nlmsg_parse(nlh, sizeof(struct rtgenmsg), tb, IFLA_MAX, ifla_policy) >= 0) { if (tb[IFLA_EXT_MASK]) ext_filter_mask = nla_get_u32(tb[IFLA_EXT_MASK]); @@ -2623,7 +2620,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh) struct rtattr *attr = (void *)nlh + NLMSG_ALIGN(min_len); while (RTA_OK(attr, attrlen)) { - unsigned int flavor = attr->rta_type & NLA_TYPE_MASK; + unsigned int flavor = attr->rta_type; if (flavor) { if (flavor > rta_max[sz_idx]) return -EINVAL; diff --git a/trunk/net/core/scm.c b/trunk/net/core/scm.c index 2dc6cdaaae8a..905dcc6ad1e3 100644 --- a/trunk/net/core/scm.c +++ b/trunk/net/core/scm.c @@ -24,7 +24,6 @@ #include #include #include -#include #include #include #include @@ -53,8 +52,7 @@ static __inline__ int scm_check_creds(struct ucred *creds) if (!uid_valid(uid) || !gid_valid(gid)) return -EINVAL; - if ((creds->pid == task_tgid_vnr(current) || - ns_capable(current->nsproxy->pid_ns->user_ns, CAP_SYS_ADMIN)) && + if ((creds->pid == task_tgid_vnr(current) || nsown_capable(CAP_SYS_ADMIN)) && ((uid_eq(uid, cred->uid) || uid_eq(uid, cred->euid) || uid_eq(uid, cred->suid)) || nsown_capable(CAP_SETUID)) && ((gid_eq(gid, cred->gid) || gid_eq(gid, cred->egid) || diff --git a/trunk/net/dcb/dcbnl.c b/trunk/net/dcb/dcbnl.c index 21291f1abcd6..1b588e23cf80 100644 --- a/trunk/net/dcb/dcbnl.c +++ b/trunk/net/dcb/dcbnl.c @@ -284,7 +284,6 @@ static int dcbnl_getperm_hwaddr(struct net_device *netdev, struct nlmsghdr *nlh, if (!netdev->dcbnl_ops->getpermhwaddr) return -EOPNOTSUPP; - memset(perm_addr, 0, sizeof(perm_addr)); netdev->dcbnl_ops->getpermhwaddr(netdev, perm_addr); return nla_put(skb, DCB_ATTR_PERM_HWADDR, sizeof(perm_addr), perm_addr); @@ -1043,7 +1042,6 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->ieee_getets) { struct ieee_ets ets; - memset(&ets, 0, sizeof(ets)); err = ops->ieee_getets(netdev, &ets); if (!err && nla_put(skb, DCB_ATTR_IEEE_ETS, sizeof(ets), &ets)) @@ -1052,7 +1050,6 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->ieee_getmaxrate) { struct ieee_maxrate maxrate; - memset(&maxrate, 0, sizeof(maxrate)); err = ops->ieee_getmaxrate(netdev, &maxrate); if (!err) { err = nla_put(skb, DCB_ATTR_IEEE_MAXRATE, @@ -1064,7 +1061,6 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->ieee_getpfc) { struct ieee_pfc pfc; - memset(&pfc, 0, sizeof(pfc)); err = ops->ieee_getpfc(netdev, &pfc); if (!err && nla_put(skb, DCB_ATTR_IEEE_PFC, sizeof(pfc), &pfc)) @@ -1098,7 +1094,6 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) /* get peer info if available */ if (ops->ieee_peer_getets) { struct ieee_ets ets; - memset(&ets, 0, sizeof(ets)); err = ops->ieee_peer_getets(netdev, &ets); if (!err && nla_put(skb, DCB_ATTR_IEEE_PEER_ETS, sizeof(ets), &ets)) @@ -1107,7 +1102,6 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->ieee_peer_getpfc) { struct ieee_pfc pfc; - memset(&pfc, 0, sizeof(pfc)); err = ops->ieee_peer_getpfc(netdev, &pfc); if (!err && nla_put(skb, DCB_ATTR_IEEE_PEER_PFC, sizeof(pfc), &pfc)) @@ -1286,7 +1280,6 @@ static int dcbnl_cee_fill(struct sk_buff *skb, struct net_device *netdev) /* peer info if available */ if (ops->cee_peer_getpg) { struct cee_pg pg; - memset(&pg, 0, sizeof(pg)); err = ops->cee_peer_getpg(netdev, &pg); if (!err && nla_put(skb, DCB_ATTR_CEE_PEER_PG, sizeof(pg), &pg)) @@ -1295,7 +1288,6 @@ static int dcbnl_cee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->cee_peer_getpfc) { struct cee_pfc pfc; - memset(&pfc, 0, sizeof(pfc)); err = ops->cee_peer_getpfc(netdev, &pfc); if (!err && nla_put(skb, DCB_ATTR_CEE_PEER_PFC, sizeof(pfc), &pfc)) diff --git a/trunk/net/ieee802154/6lowpan.h b/trunk/net/ieee802154/6lowpan.h index bba5f8336317..8c2251fb0a3f 100644 --- a/trunk/net/ieee802154/6lowpan.h +++ b/trunk/net/ieee802154/6lowpan.h @@ -84,7 +84,7 @@ (memcmp(addr1, addr2, length >> 3) == 0) /* local link, i.e. FE80::/10 */ -#define is_addr_link_local(a) (((a)->s6_addr16[0]) == htons(0xFE80)) +#define is_addr_link_local(a) (((a)->s6_addr16[0]) == 0x80FE) /* * check whether we can compress the IID to 16 bits, diff --git a/trunk/net/ipv4/af_inet.c b/trunk/net/ipv4/af_inet.c index c929d9c1c4b6..68f6a94f7661 100644 --- a/trunk/net/ipv4/af_inet.c +++ b/trunk/net/ipv4/af_inet.c @@ -1333,7 +1333,8 @@ static struct sk_buff *inet_gso_segment(struct sk_buff *skb, iph->frag_off |= htons(IP_MF); offset += (skb->len - skb->mac_len - iph->ihl * 4); } else { - iph->id = htons(id++); + if (!(iph->frag_off & htons(IP_DF))) + iph->id = htons(id++); } iph->tot_len = htons(skb->len - skb->mac_len); iph->check = 0; diff --git a/trunk/net/ipv4/devinet.c b/trunk/net/ipv4/devinet.c index c6287cd978c2..f678507bc829 100644 --- a/trunk/net/ipv4/devinet.c +++ b/trunk/net/ipv4/devinet.c @@ -587,16 +587,13 @@ static void check_lifetime(struct work_struct *work) { unsigned long now, next, next_sec, next_sched; struct in_ifaddr *ifa; - struct hlist_node *n; int i; now = jiffies; next = round_jiffies_up(now + ADDR_CHECK_FREQUENCY); + rcu_read_lock(); for (i = 0; i < IN4_ADDR_HSIZE; i++) { - bool change_needed = false; - - rcu_read_lock(); hlist_for_each_entry_rcu(ifa, &inet_addr_lst[i], hash) { unsigned long age; @@ -609,7 +606,16 @@ static void check_lifetime(struct work_struct *work) if (ifa->ifa_valid_lft != INFINITY_LIFE_TIME && age >= ifa->ifa_valid_lft) { - change_needed = true; + struct in_ifaddr **ifap ; + + rtnl_lock(); + for (ifap = &ifa->ifa_dev->ifa_list; + *ifap != NULL; ifap = &ifa->ifa_next) { + if (*ifap == ifa) + inet_del_ifa(ifa->ifa_dev, + ifap, 1); + } + rtnl_unlock(); } else if (ifa->ifa_preferred_lft == INFINITY_LIFE_TIME) { continue; @@ -619,8 +625,10 @@ static void check_lifetime(struct work_struct *work) next = ifa->ifa_tstamp + ifa->ifa_valid_lft * HZ; - if (!(ifa->ifa_flags & IFA_F_DEPRECATED)) - change_needed = true; + if (!(ifa->ifa_flags & IFA_F_DEPRECATED)) { + ifa->ifa_flags |= IFA_F_DEPRECATED; + rtmsg_ifa(RTM_NEWADDR, ifa, NULL, 0); + } } else if (time_before(ifa->ifa_tstamp + ifa->ifa_preferred_lft * HZ, next)) { @@ -628,42 +636,8 @@ static void check_lifetime(struct work_struct *work) ifa->ifa_preferred_lft * HZ; } } - rcu_read_unlock(); - if (!change_needed) - continue; - rtnl_lock(); - hlist_for_each_entry_safe(ifa, n, &inet_addr_lst[i], hash) { - unsigned long age; - - if (ifa->ifa_flags & IFA_F_PERMANENT) - continue; - - /* We try to batch several events at once. */ - age = (now - ifa->ifa_tstamp + - ADDRCONF_TIMER_FUZZ_MINUS) / HZ; - - if (ifa->ifa_valid_lft != INFINITY_LIFE_TIME && - age >= ifa->ifa_valid_lft) { - struct in_ifaddr **ifap; - - for (ifap = &ifa->ifa_dev->ifa_list; - *ifap != NULL; ifap = &(*ifap)->ifa_next) { - if (*ifap == ifa) { - inet_del_ifa(ifa->ifa_dev, - ifap, 1); - break; - } - } - } else if (ifa->ifa_preferred_lft != - INFINITY_LIFE_TIME && - age >= ifa->ifa_preferred_lft && - !(ifa->ifa_flags & IFA_F_DEPRECATED)) { - ifa->ifa_flags |= IFA_F_DEPRECATED; - rtmsg_ifa(RTM_NEWADDR, ifa, NULL, 0); - } - } - rtnl_unlock(); } + rcu_read_unlock(); next_sec = round_jiffies_up(next); next_sched = next; @@ -828,12 +802,8 @@ static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg if (nlh->nlmsg_flags & NLM_F_EXCL || !(nlh->nlmsg_flags & NLM_F_REPLACE)) return -EEXIST; - ifa = ifa_existing; - set_ifa_lifetime(ifa, valid_lft, prefered_lft); - cancel_delayed_work(&check_lifetime_work); - schedule_delayed_work(&check_lifetime_work, 0); - rtmsg_ifa(RTM_NEWADDR, ifa, nlh, NETLINK_CB(skb).portid); - blocking_notifier_call_chain(&inetaddr_chain, NETDEV_UP, ifa); + + set_ifa_lifetime(ifa_existing, valid_lft, prefered_lft); } return 0; } diff --git a/trunk/net/ipv4/inet_connection_sock.c b/trunk/net/ipv4/inet_connection_sock.c index 786d97aee751..7d1874be1df3 100644 --- a/trunk/net/ipv4/inet_connection_sock.c +++ b/trunk/net/ipv4/inet_connection_sock.c @@ -735,7 +735,6 @@ EXPORT_SYMBOL(inet_csk_destroy_sock); * tcp/dccp_create_openreq_child(). */ void inet_csk_prepare_forced_close(struct sock *sk) - __releases(&sk->sk_lock.slock) { /* sk_clone_lock locked the socket and set refcnt to 2 */ bh_unlock_sock(sk); diff --git a/trunk/net/ipv4/inet_fragment.c b/trunk/net/ipv4/inet_fragment.c index f4fd23de9b13..245ae078a07f 100644 --- a/trunk/net/ipv4/inet_fragment.c +++ b/trunk/net/ipv4/inet_fragment.c @@ -21,7 +21,6 @@ #include #include -#include #include static void inet_frag_secret_rebuild(unsigned long dummy) @@ -278,7 +277,6 @@ struct inet_frag_queue *inet_frag_find(struct netns_frags *nf, __releases(&f->lock) { struct inet_frag_queue *q; - int depth = 0; hlist_for_each_entry(q, &f->hash[hash], list) { if (q->net == nf && f->match(q, key)) { @@ -286,25 +284,9 @@ struct inet_frag_queue *inet_frag_find(struct netns_frags *nf, read_unlock(&f->lock); return q; } - depth++; } read_unlock(&f->lock); - if (depth <= INETFRAGS_MAXDEPTH) - return inet_frag_create(nf, f, key); - else - return ERR_PTR(-ENOBUFS); + return inet_frag_create(nf, f, key); } EXPORT_SYMBOL(inet_frag_find); - -void inet_frag_maybe_warn_overflow(struct inet_frag_queue *q, - const char *prefix) -{ - static const char msg[] = "inet_frag_find: Fragment hash bucket" - " list length grew over limit " __stringify(INETFRAGS_MAXDEPTH) - ". Dropping fragment.\n"; - - if (PTR_ERR(q) == -ENOBUFS) - LIMIT_NETDEBUG(KERN_WARNING "%s%s", prefix, msg); -} -EXPORT_SYMBOL(inet_frag_maybe_warn_overflow); diff --git a/trunk/net/ipv4/ip_fragment.c b/trunk/net/ipv4/ip_fragment.c index a6445b843ef4..b6d30acb600c 100644 --- a/trunk/net/ipv4/ip_fragment.c +++ b/trunk/net/ipv4/ip_fragment.c @@ -292,11 +292,14 @@ static inline struct ipq *ip_find(struct net *net, struct iphdr *iph, u32 user) hash = ipqhashfn(iph->id, iph->saddr, iph->daddr, iph->protocol); q = inet_frag_find(&net->ipv4.frags, &ip4_frags, &arg, hash); - if (IS_ERR_OR_NULL(q)) { - inet_frag_maybe_warn_overflow(q, pr_fmt()); - return NULL; - } + if (q == NULL) + goto out_nomem; + return container_of(q, struct ipq, q); + +out_nomem: + LIMIT_NETDEBUG(KERN_ERR pr_fmt("ip_frag_create: no memory left !\n")); + return NULL; } /* Is the fragment too far ahead to be part of ipq? */ diff --git a/trunk/net/ipv4/ip_gre.c b/trunk/net/ipv4/ip_gre.c index 91d66dbde9c0..d0ef0e674ec5 100644 --- a/trunk/net/ipv4/ip_gre.c +++ b/trunk/net/ipv4/ip_gre.c @@ -798,7 +798,10 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev if (dev->header_ops && dev->type == ARPHRD_IPGRE) { gre_hlen = 0; - tiph = (const struct iphdr *)skb->data; + if (skb->protocol == htons(ETH_P_IP)) + tiph = (const struct iphdr *)skb->data; + else + tiph = &tunnel->parms.iph; } else { gre_hlen = tunnel->hlen; tiph = &tunnel->parms.iph; diff --git a/trunk/net/ipv4/ip_input.c b/trunk/net/ipv4/ip_input.c index 2bdf802e28e2..87abd3e2bd32 100644 --- a/trunk/net/ipv4/ip_input.c +++ b/trunk/net/ipv4/ip_input.c @@ -228,11 +228,9 @@ static int ip_local_deliver_finish(struct sk_buff *skb) icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PROT_UNREACH, 0); } - kfree_skb(skb); - } else { + } else IP_INC_STATS_BH(net, IPSTATS_MIB_INDELIVERS); - consume_skb(skb); - } + kfree_skb(skb); } } out: diff --git a/trunk/net/ipv4/ip_options.c b/trunk/net/ipv4/ip_options.c index ec7264514a82..f6289bf6f332 100644 --- a/trunk/net/ipv4/ip_options.c +++ b/trunk/net/ipv4/ip_options.c @@ -370,6 +370,7 @@ int ip_options_compile(struct net *net, } switch (optptr[3]&0xF) { case IPOPT_TS_TSONLY: + opt->ts = optptr - iph; if (skb) timeptr = &optptr[optptr[2]-1]; opt->ts_needtime = 1; @@ -380,6 +381,7 @@ int ip_options_compile(struct net *net, pp_ptr = optptr + 2; goto error; } + opt->ts = optptr - iph; if (rt) { spec_dst_fill(&spec_dst, skb); memcpy(&optptr[optptr[2]-1], &spec_dst, 4); @@ -394,6 +396,7 @@ int ip_options_compile(struct net *net, pp_ptr = optptr + 2; goto error; } + opt->ts = optptr - iph; { __be32 addr; memcpy(&addr, &optptr[optptr[2]-1], 4); @@ -420,18 +423,18 @@ int ip_options_compile(struct net *net, put_unaligned_be32(midtime, timeptr); opt->is_changed = 1; } - } else if ((optptr[3]&0xF) != IPOPT_TS_PRESPEC) { + } else { unsigned int overflow = optptr[3]>>4; if (overflow == 15) { pp_ptr = optptr + 3; goto error; } + opt->ts = optptr - iph; if (skb) { optptr[3] = (optptr[3]&0xF)|((overflow+1)<<4); opt->is_changed = 1; } } - opt->ts = optptr - iph; break; case IPOPT_RA: if (optlen < 4) { diff --git a/trunk/net/ipv4/ipconfig.c b/trunk/net/ipv4/ipconfig.c index bf6c5cf31aed..98cbc6877019 100644 --- a/trunk/net/ipv4/ipconfig.c +++ b/trunk/net/ipv4/ipconfig.c @@ -1522,8 +1522,7 @@ static int __init ip_auto_config(void) } for (i++; i < CONF_NAMESERVERS_MAX; i++) if (ic_nameservers[i] != NONE) - pr_cont(", nameserver%u=%pI4", i, &ic_nameservers[i]); - pr_cont("\n"); + pr_cont(", nameserver%u=%pI4\n", i, &ic_nameservers[i]); #endif /* !SILENT */ return 0; diff --git a/trunk/net/ipv4/netfilter/Kconfig b/trunk/net/ipv4/netfilter/Kconfig index 0d755c50994b..ce2d43e1f09f 100644 --- a/trunk/net/ipv4/netfilter/Kconfig +++ b/trunk/net/ipv4/netfilter/Kconfig @@ -36,6 +36,19 @@ config NF_CONNTRACK_PROC_COMPAT If unsure, say Y. +config IP_NF_QUEUE + tristate "IP Userspace queueing via NETLINK (OBSOLETE)" + depends on NETFILTER_ADVANCED + help + Netfilter has the ability to queue packets to user space: the + netlink device can be used to access them using this driver. + + This option enables the old IPv4-only "ip_queue" implementation + which has been obsoleted by the new "nfnetlink_queue" code (see + CONFIG_NETFILTER_NETLINK_QUEUE). + + To compile it as a module, choose M here. If unsure, say N. + config IP_NF_IPTABLES tristate "IP tables support (required for filtering/masq/NAT)" default m if NETFILTER_ADVANCED=n diff --git a/trunk/net/ipv4/tcp.c b/trunk/net/ipv4/tcp.c index e22020790709..47e854fcae24 100644 --- a/trunk/net/ipv4/tcp.c +++ b/trunk/net/ipv4/tcp.c @@ -775,7 +775,7 @@ struct sk_buff *sk_stream_alloc_skb(struct sock *sk, int size, gfp_t gfp) * Make sure that we have exactly size bytes * available to the caller, no more, no less. */ - skb->reserved_tailroom = skb->end - skb->tail - size; + skb->avail_size = size; return skb; } __kfree_skb(skb); diff --git a/trunk/net/ipv4/tcp_input.c b/trunk/net/ipv4/tcp_input.c index 3bd55bad230a..a759e19496d2 100644 --- a/trunk/net/ipv4/tcp_input.c +++ b/trunk/net/ipv4/tcp_input.c @@ -2059,8 +2059,11 @@ void tcp_enter_loss(struct sock *sk, int how) if (tcp_is_reno(tp)) tcp_reset_reno_sack(tp); - tp->undo_marker = tp->snd_una; - if (how) { + if (!how) { + /* Push undo marker, if it was plain RTO and nothing + * was retransmitted. */ + tp->undo_marker = tp->snd_una; + } else { tp->sacked_out = 0; tp->fackets_out = 0; } @@ -5482,9 +5485,6 @@ int tcp_rcv_established(struct sock *sk, struct sk_buff *skb, if (tcp_checksum_complete_user(sk, skb)) goto csum_error; - if ((int)skb->truesize > sk->sk_forward_alloc) - goto step5; - /* Predicted packet is in window by definition. * seq == rcv_nxt and rcv_wup <= rcv_nxt. * Hence, check seq<=rcv_wup reduces to: @@ -5496,6 +5496,9 @@ int tcp_rcv_established(struct sock *sk, struct sk_buff *skb, tcp_rcv_rtt_measure_ts(sk, skb); + if ((int)skb->truesize > sk->sk_forward_alloc) + goto step5; + NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPHPHITS); /* Bulk data transfer: receiver */ diff --git a/trunk/net/ipv4/tcp_ipv4.c b/trunk/net/ipv4/tcp_ipv4.c index d09203c63264..4a8ec457310f 100644 --- a/trunk/net/ipv4/tcp_ipv4.c +++ b/trunk/net/ipv4/tcp_ipv4.c @@ -274,6 +274,13 @@ static void tcp_v4_mtu_reduced(struct sock *sk) struct inet_sock *inet = inet_sk(sk); u32 mtu = tcp_sk(sk)->mtu_info; + /* We are not interested in TCP_LISTEN and open_requests (SYN-ACKs + * send out by Linux are always <576bytes so they should go through + * unfragmented). + */ + if (sk->sk_state == TCP_LISTEN) + return; + dst = inet_csk_update_pmtu(sk, mtu); if (!dst) return; @@ -401,13 +408,6 @@ void tcp_v4_err(struct sk_buff *icmp_skb, u32 info) goto out; if (code == ICMP_FRAG_NEEDED) { /* PMTU discovery (RFC1191) */ - /* We are not interested in TCP_LISTEN and open_requests - * (SYN-ACKs send out by Linux are always <576bytes so - * they should go through unfragmented). - */ - if (sk->sk_state == TCP_LISTEN) - goto out; - tp->mtu_info = info; if (!sock_owned_by_user(sk)) { tcp_v4_mtu_reduced(sk); diff --git a/trunk/net/ipv4/tcp_output.c b/trunk/net/ipv4/tcp_output.c index b44cf81d8178..e2b4461074da 100644 --- a/trunk/net/ipv4/tcp_output.c +++ b/trunk/net/ipv4/tcp_output.c @@ -1298,6 +1298,7 @@ static void __pskb_trim_head(struct sk_buff *skb, int len) eat = min_t(int, len, skb_headlen(skb)); if (eat) { __skb_pull(skb, eat); + skb->avail_size -= eat; len -= eat; if (!len) return; @@ -1809,11 +1810,8 @@ static bool tcp_tso_should_defer(struct sock *sk, struct sk_buff *skb) goto send_now; } - /* Ok, it looks like it is advisable to defer. - * Do not rearm the timer if already set to not break TCP ACK clocking. - */ - if (!tp->tso_deferred) - tp->tso_deferred = 1 | (jiffies << 1); + /* Ok, it looks like it is advisable to defer. */ + tp->tso_deferred = 1 | (jiffies << 1); return true; @@ -2709,7 +2707,6 @@ struct sk_buff *tcp_make_synack(struct sock *sk, struct dst_entry *dst, skb_reserve(skb, MAX_TCP_HEADER); skb_dst_set(skb, dst); - security_skb_owned_by(skb, sk); mss = dst_metric_advmss(dst); if (tp->rx_opt.user_mss && tp->rx_opt.user_mss < mss) diff --git a/trunk/net/ipv4/udp.c b/trunk/net/ipv4/udp.c index 0a073a263720..265c42cf963c 100644 --- a/trunk/net/ipv4/udp.c +++ b/trunk/net/ipv4/udp.c @@ -1762,16 +1762,9 @@ int udp_rcv(struct sk_buff *skb) void udp_destroy_sock(struct sock *sk) { - struct udp_sock *up = udp_sk(sk); bool slow = lock_sock_fast(sk); udp_flush_pending_frames(sk); unlock_sock_fast(sk, slow); - if (static_key_false(&udp_encap_needed) && up->encap_type) { - void (*encap_destroy)(struct sock *sk); - encap_destroy = ACCESS_ONCE(up->encap_destroy); - if (encap_destroy) - encap_destroy(sk); - } } /* diff --git a/trunk/net/ipv6/addrconf.c b/trunk/net/ipv6/addrconf.c index a459c4f5b769..f2c7e615f902 100644 --- a/trunk/net/ipv6/addrconf.c +++ b/trunk/net/ipv6/addrconf.c @@ -2529,9 +2529,6 @@ static void sit_add_v4_addrs(struct inet6_dev *idev) static void init_loopback(struct net_device *dev) { struct inet6_dev *idev; - struct net_device *sp_dev; - struct inet6_ifaddr *sp_ifa; - struct rt6_info *sp_rt; /* ::1 */ @@ -2543,30 +2540,6 @@ static void init_loopback(struct net_device *dev) } add_addr(idev, &in6addr_loopback, 128, IFA_HOST); - - /* Add routes to other interface's IPv6 addresses */ - for_each_netdev(dev_net(dev), sp_dev) { - if (!strcmp(sp_dev->name, dev->name)) - continue; - - idev = __in6_dev_get(sp_dev); - if (!idev) - continue; - - read_lock_bh(&idev->lock); - list_for_each_entry(sp_ifa, &idev->addr_list, if_list) { - - if (sp_ifa->flags & (IFA_F_DADFAILED | IFA_F_TENTATIVE)) - continue; - - sp_rt = addrconf_dst_alloc(idev, &sp_ifa->addr, 0); - - /* Failure cases are ignored */ - if (!IS_ERR(sp_rt)) - ip6_ins_rt(sp_rt); - } - read_unlock_bh(&idev->lock); - } } static void addrconf_add_linklocal(struct inet6_dev *idev, const struct in6_addr *addr) @@ -4811,20 +4784,26 @@ static void addrconf_sysctl_unregister(struct inet6_dev *idev) static int __net_init addrconf_init_net(struct net *net) { - int err = -ENOMEM; + int err; struct ipv6_devconf *all, *dflt; - all = kmemdup(&ipv6_devconf, sizeof(ipv6_devconf), GFP_KERNEL); - if (all == NULL) - goto err_alloc_all; + err = -ENOMEM; + all = &ipv6_devconf; + dflt = &ipv6_devconf_dflt; - dflt = kmemdup(&ipv6_devconf_dflt, sizeof(ipv6_devconf_dflt), GFP_KERNEL); - if (dflt == NULL) - goto err_alloc_dflt; + if (!net_eq(net, &init_net)) { + all = kmemdup(all, sizeof(ipv6_devconf), GFP_KERNEL); + if (all == NULL) + goto err_alloc_all; - /* these will be inherited by all namespaces */ - dflt->autoconf = ipv6_defaults.autoconf; - dflt->disable_ipv6 = ipv6_defaults.disable_ipv6; + dflt = kmemdup(dflt, sizeof(ipv6_devconf_dflt), GFP_KERNEL); + if (dflt == NULL) + goto err_alloc_dflt; + } else { + /* these will be inherited by all namespaces */ + dflt->autoconf = ipv6_defaults.autoconf; + dflt->disable_ipv6 = ipv6_defaults.disable_ipv6; + } net->ipv6.devconf_all = all; net->ipv6.devconf_dflt = dflt; diff --git a/trunk/net/ipv6/ip6_input.c b/trunk/net/ipv6/ip6_input.c index 2bab2aa59745..5b10414e619e 100644 --- a/trunk/net/ipv6/ip6_input.c +++ b/trunk/net/ipv6/ip6_input.c @@ -118,18 +118,6 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt ipv6_addr_loopback(&hdr->daddr)) goto err; - /* RFC4291 Errata ID: 3480 - * Interface-Local scope spans only a single interface on a - * node and is useful only for loopback transmission of - * multicast. Packets with interface-local scope received - * from another node must be discarded. - */ - if (!(skb->pkt_type == PACKET_LOOPBACK || - dev->flags & IFF_LOOPBACK) && - ipv6_addr_is_multicast(&hdr->daddr) && - IPV6_ADDR_MC_SCOPE(&hdr->daddr) == 1) - goto err; - /* RFC4291 2.7 * Nodes must not originate a packet to a multicast address whose scope * field contains the reserved value 0; if such a packet is received, it @@ -253,11 +241,9 @@ static int ip6_input_finish(struct sk_buff *skb) icmpv6_send(skb, ICMPV6_PARAMPROB, ICMPV6_UNK_NEXTHDR, nhoff); } - kfree_skb(skb); - } else { + } else IP6_INC_STATS_BH(net, idev, IPSTATS_MIB_INDELIVERS); - consume_skb(skb); - } + kfree_skb(skb); } rcu_read_unlock(); return 0; @@ -293,8 +279,7 @@ int ip6_mc_input(struct sk_buff *skb) * IPv6 multicast router mode is now supported ;) */ if (dev_net(skb->dev)->ipv6.devconf_all->mc_forwarding && - !(ipv6_addr_type(&hdr->daddr) & - (IPV6_ADDR_LOOPBACK|IPV6_ADDR_LINKLOCAL)) && + !(ipv6_addr_type(&hdr->daddr) & IPV6_ADDR_LINKLOCAL) && likely(!(IP6CB(skb)->flags & IP6SKB_FORWARDED))) { /* * Okay, we try to forward - split and duplicate diff --git a/trunk/net/ipv6/netfilter/ip6t_NPT.c b/trunk/net/ipv6/netfilter/ip6t_NPT.c index cb631143721c..83acc1405a18 100644 --- a/trunk/net/ipv6/netfilter/ip6t_NPT.c +++ b/trunk/net/ipv6/netfilter/ip6t_NPT.c @@ -57,7 +57,7 @@ static bool ip6t_npt_map_pfx(const struct ip6t_npt_tginfo *npt, if (pfx_len - i >= 32) mask = 0; else - mask = htonl((1 << (i - pfx_len + 32)) - 1); + mask = htonl(~((1 << (pfx_len - i)) - 1)); idx = i / 32; addr->s6_addr32[idx] &= mask; @@ -114,7 +114,6 @@ ip6t_dnpt_tg(struct sk_buff *skb, const struct xt_action_param *par) static struct xt_target ip6t_npt_target_reg[] __read_mostly = { { .name = "SNPT", - .table = "mangle", .target = ip6t_snpt_tg, .targetsize = sizeof(struct ip6t_npt_tginfo), .checkentry = ip6t_npt_checkentry, @@ -125,7 +124,6 @@ static struct xt_target ip6t_npt_target_reg[] __read_mostly = { }, { .name = "DNPT", - .table = "mangle", .target = ip6t_dnpt_tg, .targetsize = sizeof(struct ip6t_npt_tginfo), .checkentry = ip6t_npt_checkentry, diff --git a/trunk/net/ipv6/netfilter/nf_conntrack_reasm.c b/trunk/net/ipv6/netfilter/nf_conntrack_reasm.c index 6700069949dd..54087e96d7b8 100644 --- a/trunk/net/ipv6/netfilter/nf_conntrack_reasm.c +++ b/trunk/net/ipv6/netfilter/nf_conntrack_reasm.c @@ -14,8 +14,6 @@ * 2 of the License, or (at your option) any later version. */ -#define pr_fmt(fmt) "IPv6-nf: " fmt - #include #include #include @@ -182,11 +180,13 @@ static inline struct frag_queue *fq_find(struct net *net, __be32 id, q = inet_frag_find(&net->nf_frag.frags, &nf_frags, &arg, hash); local_bh_enable(); - if (IS_ERR_OR_NULL(q)) { - inet_frag_maybe_warn_overflow(q, pr_fmt()); - return NULL; - } + if (q == NULL) + goto oom; + return container_of(q, struct frag_queue, q); + +oom: + return NULL; } diff --git a/trunk/net/ipv6/reassembly.c b/trunk/net/ipv6/reassembly.c index 196ab9347ad1..3c6a77290c6e 100644 --- a/trunk/net/ipv6/reassembly.c +++ b/trunk/net/ipv6/reassembly.c @@ -26,9 +26,6 @@ * YOSHIFUJI,H. @USAGI Always remove fragment header to * calculate ICV correctly. */ - -#define pr_fmt(fmt) "IPv6: " fmt - #include #include #include @@ -188,10 +185,9 @@ fq_find(struct net *net, __be32 id, const struct in6_addr *src, const struct in6 hash = inet6_hash_frag(id, src, dst, ip6_frags.rnd); q = inet_frag_find(&net->ipv6.frags, &ip6_frags, &arg, hash); - if (IS_ERR_OR_NULL(q)) { - inet_frag_maybe_warn_overflow(q, pr_fmt()); + if (q == NULL) return NULL; - } + return container_of(q, struct frag_queue, q); } diff --git a/trunk/net/ipv6/route.c b/trunk/net/ipv6/route.c index e5fe0041adfa..928266569689 100644 --- a/trunk/net/ipv6/route.c +++ b/trunk/net/ipv6/route.c @@ -1915,8 +1915,7 @@ void rt6_purge_dflt_routers(struct net *net) restart: read_lock_bh(&table->tb6_lock); for (rt = table->tb6_root.leaf; rt; rt = rt->dst.rt6_next) { - if (rt->rt6i_flags & (RTF_DEFAULT | RTF_ADDRCONF) && - (!rt->rt6i_idev || rt->rt6i_idev->cnf.accept_ra != 2)) { + if (rt->rt6i_flags & (RTF_DEFAULT | RTF_ADDRCONF)) { dst_hold(&rt->dst); read_unlock_bh(&table->tb6_lock); ip6_del_rt(rt); diff --git a/trunk/net/ipv6/tcp_ipv6.c b/trunk/net/ipv6/tcp_ipv6.c index 46a5be85be87..9b6460055df5 100644 --- a/trunk/net/ipv6/tcp_ipv6.c +++ b/trunk/net/ipv6/tcp_ipv6.c @@ -386,17 +386,9 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, if (dst) dst->ops->redirect(dst, sk, skb); - goto out; } if (type == ICMPV6_PKT_TOOBIG) { - /* We are not interested in TCP_LISTEN and open_requests - * (SYN-ACKs send out by Linux are always <576bytes so - * they should go through unfragmented). - */ - if (sk->sk_state == TCP_LISTEN) - goto out; - tp->mtu_info = ntohl(info); if (!sock_owned_by_user(sk)) tcp_v6_mtu_reduced(sk); diff --git a/trunk/net/ipv6/udp.c b/trunk/net/ipv6/udp.c index d8e5e852fc7a..599e1ba6d1ce 100644 --- a/trunk/net/ipv6/udp.c +++ b/trunk/net/ipv6/udp.c @@ -1285,18 +1285,10 @@ int udpv6_sendmsg(struct kiocb *iocb, struct sock *sk, void udpv6_destroy_sock(struct sock *sk) { - struct udp_sock *up = udp_sk(sk); lock_sock(sk); udp_v6_flush_pending_frames(sk); release_sock(sk); - if (static_key_false(&udpv6_encap_needed) && up->encap_type) { - void (*encap_destroy)(struct sock *sk); - encap_destroy = ACCESS_ONCE(up->encap_destroy); - if (encap_destroy) - encap_destroy(sk); - } - inet6_destroy_sock(sk); } diff --git a/trunk/net/irda/af_irda.c b/trunk/net/irda/af_irda.c index e493b3397ae3..d07e3a626446 100644 --- a/trunk/net/irda/af_irda.c +++ b/trunk/net/irda/af_irda.c @@ -1386,8 +1386,6 @@ static int irda_recvmsg_dgram(struct kiocb *iocb, struct socket *sock, IRDA_DEBUG(4, "%s()\n", __func__); - msg->msg_namelen = 0; - skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT, flags & MSG_DONTWAIT, &err); if (!skb) @@ -2585,10 +2583,8 @@ static int irda_getsockopt(struct socket *sock, int level, int optname, NULL, NULL, NULL); /* Check if the we got some results */ - if (!self->cachedaddr) { - err = -EAGAIN; /* Didn't find any devices */ - goto out; - } + if (!self->cachedaddr) + return -EAGAIN; /* Didn't find any devices */ daddr = self->cachedaddr; /* Cleanup */ self->cachedaddr = 0; diff --git a/trunk/net/irda/ircomm/ircomm_tty.c b/trunk/net/irda/ircomm/ircomm_tty.c index 362ba47968e4..9a5fd3c3e530 100644 --- a/trunk/net/irda/ircomm/ircomm_tty.c +++ b/trunk/net/irda/ircomm/ircomm_tty.c @@ -280,7 +280,7 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, struct tty_port *port = &self->port; DECLARE_WAITQUEUE(wait, current); int retval; - int do_clocal = 0; + int do_clocal = 0, extra_count = 0; unsigned long flags; IRDA_DEBUG(2, "%s()\n", __func__ ); @@ -289,15 +289,8 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, * If non-blocking mode is set, or the port is not enabled, * then make the check up front and then exit. */ - if (test_bit(TTY_IO_ERROR, &tty->flags)) { - port->flags |= ASYNC_NORMAL_ACTIVE; - return 0; - } - - if (filp->f_flags & O_NONBLOCK) { - /* nonblock mode is set */ - if (tty->termios.c_cflag & CBAUD) - tty_port_raise_dtr_rts(port); + if (filp->f_flags & O_NONBLOCK || tty->flags & (1 << TTY_IO_ERROR)){ + /* nonblock mode is set or port is not enabled */ port->flags |= ASYNC_NORMAL_ACTIVE; IRDA_DEBUG(1, "%s(), O_NONBLOCK requested!\n", __func__ ); return 0; @@ -322,16 +315,18 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, __FILE__, __LINE__, tty->driver->name, port->count); spin_lock_irqsave(&port->lock, flags); - if (!tty_hung_up_p(filp)) + if (!tty_hung_up_p(filp)) { + extra_count = 1; port->count--; - port->blocked_open++; + } spin_unlock_irqrestore(&port->lock, flags); + port->blocked_open++; while (1) { if (tty->termios.c_cflag & CBAUD) tty_port_raise_dtr_rts(port); - set_current_state(TASK_INTERRUPTIBLE); + current->state = TASK_INTERRUPTIBLE; if (tty_hung_up_p(filp) || !test_bit(ASYNCB_INITIALIZED, &port->flags)) { @@ -366,11 +361,13 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, __set_current_state(TASK_RUNNING); remove_wait_queue(&port->open_wait, &wait); - spin_lock_irqsave(&port->lock, flags); - if (!tty_hung_up_p(filp)) + if (extra_count) { + /* ++ is not atomic, so this should be protected - Jean II */ + spin_lock_irqsave(&port->lock, flags); port->count++; + spin_unlock_irqrestore(&port->lock, flags); + } port->blocked_open--; - spin_unlock_irqrestore(&port->lock, flags); IRDA_DEBUG(1, "%s(%d):block_til_ready after blocking on %s open_count=%d\n", __FILE__, __LINE__, tty->driver->name, port->count); diff --git a/trunk/net/irda/iriap.c b/trunk/net/irda/iriap.c index 29340a9a6fb9..e71e85ba2bf1 100644 --- a/trunk/net/irda/iriap.c +++ b/trunk/net/irda/iriap.c @@ -495,11 +495,8 @@ static void iriap_getvaluebyclass_confirm(struct iriap_cb *self, /* case CS_ISO_8859_9: */ /* case CS_UNICODE: */ default: - IRDA_DEBUG(0, "%s(), charset [%d] %s, not supported\n", - __func__, charset, - charset < ARRAY_SIZE(ias_charset_types) ? - ias_charset_types[charset] : - "(unknown)"); + IRDA_DEBUG(0, "%s(), charset %s, not supported\n", + __func__, ias_charset_types[charset]); /* Aborting, close connection! */ iriap_disconnect_request(self); diff --git a/trunk/net/iucv/af_iucv.c b/trunk/net/iucv/af_iucv.c index 206ce6db2c36..a7d11ffe4284 100644 --- a/trunk/net/iucv/af_iucv.c +++ b/trunk/net/iucv/af_iucv.c @@ -49,6 +49,12 @@ static const u8 iprm_shutdown[8] = #define TRGCLS_SIZE (sizeof(((struct iucv_message *)0)->class)) +/* macros to set/get socket control buffer at correct offset */ +#define CB_TAG(skb) ((skb)->cb) /* iucv message tag */ +#define CB_TAG_LEN (sizeof(((struct iucv_message *) 0)->tag)) +#define CB_TRGCLS(skb) ((skb)->cb + CB_TAG_LEN) /* iucv msg target class */ +#define CB_TRGCLS_LEN (TRGCLS_SIZE) + #define __iucv_sock_wait(sk, condition, timeo, ret) \ do { \ DEFINE_WAIT(__wait); \ @@ -1135,7 +1141,7 @@ static int iucv_sock_sendmsg(struct kiocb *iocb, struct socket *sock, /* increment and save iucv message tag for msg_completion cbk */ txmsg.tag = iucv->send_tag++; - IUCV_SKB_CB(skb)->tag = txmsg.tag; + memcpy(CB_TAG(skb), &txmsg.tag, CB_TAG_LEN); if (iucv->transport == AF_IUCV_TRANS_HIPER) { atomic_inc(&iucv->msg_sent); @@ -1218,7 +1224,7 @@ static int iucv_fragment_skb(struct sock *sk, struct sk_buff *skb, int len) return -ENOMEM; /* copy target class to control buffer of new skb */ - IUCV_SKB_CB(nskb)->class = IUCV_SKB_CB(skb)->class; + memcpy(CB_TRGCLS(nskb), CB_TRGCLS(skb), CB_TRGCLS_LEN); /* copy data fragment */ memcpy(nskb->data, skb->data + copied, size); @@ -1250,7 +1256,7 @@ static void iucv_process_message(struct sock *sk, struct sk_buff *skb, /* store msg target class in the second 4 bytes of skb ctrl buffer */ /* Note: the first 4 bytes are reserved for msg tag */ - IUCV_SKB_CB(skb)->class = msg->class; + memcpy(CB_TRGCLS(skb), &msg->class, CB_TRGCLS_LEN); /* check for special IPRM messages (e.g. iucv_sock_shutdown) */ if ((msg->flags & IUCV_IPRMDATA) && len > 7) { @@ -1286,7 +1292,6 @@ static void iucv_process_message(struct sock *sk, struct sk_buff *skb, } } - IUCV_SKB_CB(skb)->offset = 0; if (sock_queue_rcv_skb(sk, skb)) skb_queue_head(&iucv_sk(sk)->backlog_skb_q, skb); } @@ -1322,9 +1327,6 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, unsigned int copied, rlen; struct sk_buff *skb, *rskb, *cskb; int err = 0; - u32 offset; - - msg->msg_namelen = 0; if ((sk->sk_state == IUCV_DISCONN) && skb_queue_empty(&iucv->backlog_skb_q) && @@ -1344,14 +1346,13 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, return err; } - offset = IUCV_SKB_CB(skb)->offset; - rlen = skb->len - offset; /* real length of skb */ + rlen = skb->len; /* real length of skb */ copied = min_t(unsigned int, rlen, len); if (!rlen) sk->sk_shutdown = sk->sk_shutdown | RCV_SHUTDOWN; cskb = skb; - if (skb_copy_datagram_iovec(cskb, offset, msg->msg_iov, copied)) { + if (skb_copy_datagram_iovec(cskb, 0, msg->msg_iov, copied)) { if (!(flags & MSG_PEEK)) skb_queue_head(&sk->sk_receive_queue, skb); return -EFAULT; @@ -1369,8 +1370,7 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, * get the trgcls from the control buffer of the skb due to * fragmentation of original iucv message. */ err = put_cmsg(msg, SOL_IUCV, SCM_IUCV_TRGCLS, - sizeof(IUCV_SKB_CB(skb)->class), - (void *)&IUCV_SKB_CB(skb)->class); + CB_TRGCLS_LEN, CB_TRGCLS(skb)); if (err) { if (!(flags & MSG_PEEK)) skb_queue_head(&sk->sk_receive_queue, skb); @@ -1382,8 +1382,9 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, /* SOCK_STREAM: re-queue skb if it contains unreceived data */ if (sk->sk_type == SOCK_STREAM) { - if (copied < rlen) { - IUCV_SKB_CB(skb)->offset = offset + copied; + skb_pull(skb, copied); + if (skb->len) { + skb_queue_head(&sk->sk_receive_queue, skb); goto done; } } @@ -1402,7 +1403,6 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, spin_lock_bh(&iucv->message_q.lock); rskb = skb_dequeue(&iucv->backlog_skb_q); while (rskb) { - IUCV_SKB_CB(rskb)->offset = 0; if (sock_queue_rcv_skb(sk, rskb)) { skb_queue_head(&iucv->backlog_skb_q, rskb); @@ -1830,7 +1830,7 @@ static void iucv_callback_txdone(struct iucv_path *path, spin_lock_irqsave(&list->lock, flags); while (list_skb != (struct sk_buff *)list) { - if (msg->tag != IUCV_SKB_CB(list_skb)->tag) { + if (!memcmp(&msg->tag, CB_TAG(list_skb), CB_TAG_LEN)) { this = list_skb; break; } @@ -2091,7 +2091,6 @@ static int afiucv_hs_callback_rx(struct sock *sk, struct sk_buff *skb) skb_pull(skb, sizeof(struct af_iucv_trans_hdr)); skb_reset_transport_header(skb); skb_reset_network_header(skb); - IUCV_SKB_CB(skb)->offset = 0; spin_lock(&iucv->message_q.lock); if (skb_queue_empty(&iucv->backlog_skb_q)) { if (sock_queue_rcv_skb(sk, skb)) { @@ -2196,7 +2195,8 @@ static int afiucv_hs_rcv(struct sk_buff *skb, struct net_device *dev, /* fall through and receive zero length data */ case 0: /* plain data frame */ - IUCV_SKB_CB(skb)->class = trans_hdr->iucv_hdr.class; + memcpy(CB_TRGCLS(skb), &trans_hdr->iucv_hdr.class, + CB_TRGCLS_LEN); err = afiucv_hs_callback_rx(sk, skb); break; default: diff --git a/trunk/net/key/af_key.c b/trunk/net/key/af_key.c index 5b1e5af25713..556fdafdd1ea 100644 --- a/trunk/net/key/af_key.c +++ b/trunk/net/key/af_key.c @@ -2201,7 +2201,7 @@ static int pfkey_spdadd(struct sock *sk, struct sk_buff *skb, const struct sadb_ XFRM_POLICY_BLOCK : XFRM_POLICY_ALLOW); xp->priority = pol->sadb_x_policy_priority; - sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1]; + sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1], xp->family = pfkey_sadb_addr2xfrm_addr(sa, &xp->selector.saddr); if (!xp->family) { err = -EINVAL; @@ -2214,7 +2214,7 @@ static int pfkey_spdadd(struct sock *sk, struct sk_buff *skb, const struct sadb_ if (xp->selector.sport) xp->selector.sport_mask = htons(0xffff); - sa = ext_hdrs[SADB_EXT_ADDRESS_DST-1]; + sa = ext_hdrs[SADB_EXT_ADDRESS_DST-1], pfkey_sadb_addr2xfrm_addr(sa, &xp->selector.daddr); xp->selector.prefixlen_d = sa->sadb_address_prefixlen; @@ -2315,7 +2315,7 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, const struct sa memset(&sel, 0, sizeof(sel)); - sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1]; + sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1], sel.family = pfkey_sadb_addr2xfrm_addr(sa, &sel.saddr); sel.prefixlen_s = sa->sadb_address_prefixlen; sel.proto = pfkey_proto_to_xfrm(sa->sadb_address_proto); @@ -2323,7 +2323,7 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, const struct sa if (sel.sport) sel.sport_mask = htons(0xffff); - sa = ext_hdrs[SADB_EXT_ADDRESS_DST-1]; + sa = ext_hdrs[SADB_EXT_ADDRESS_DST-1], pfkey_sadb_addr2xfrm_addr(sa, &sel.daddr); sel.prefixlen_d = sa->sadb_address_prefixlen; sel.proto = pfkey_proto_to_xfrm(sa->sadb_address_proto); @@ -2693,7 +2693,6 @@ static int key_notify_policy_flush(const struct km_event *c) hdr->sadb_msg_pid = c->portid; hdr->sadb_msg_version = PF_KEY_V2; hdr->sadb_msg_errno = (uint8_t) 0; - hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC; hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); pfkey_broadcast(skb_out, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net); return 0; diff --git a/trunk/net/l2tp/l2tp_core.c b/trunk/net/l2tp/l2tp_core.c index 8aecf5df6656..d36875f3427e 100644 --- a/trunk/net/l2tp/l2tp_core.c +++ b/trunk/net/l2tp/l2tp_core.c @@ -114,6 +114,7 @@ struct l2tp_net { static void l2tp_session_set_header_len(struct l2tp_session *session, int version); static void l2tp_tunnel_free(struct l2tp_tunnel *tunnel); +static void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel); static inline struct l2tp_net *l2tp_pernet(struct net *net) { @@ -191,7 +192,6 @@ struct sock *l2tp_tunnel_sock_lookup(struct l2tp_tunnel *tunnel) } else { /* Socket is owned by kernelspace */ sk = tunnel->sock; - sock_hold(sk); } out: @@ -210,7 +210,6 @@ void l2tp_tunnel_sock_put(struct sock *sk) } sock_put(sk); } - sock_put(sk); } EXPORT_SYMBOL_GPL(l2tp_tunnel_sock_put); @@ -374,8 +373,10 @@ static void l2tp_recv_queue_skb(struct l2tp_session *session, struct sk_buff *sk struct sk_buff *skbp; struct sk_buff *tmp; u32 ns = L2TP_SKB_CB(skb)->ns; + struct l2tp_stats *sstats; spin_lock_bh(&session->reorder_q.lock); + sstats = &session->stats; skb_queue_walk_safe(&session->reorder_q, skbp, tmp) { if (L2TP_SKB_CB(skbp)->ns > ns) { __skb_queue_before(&session->reorder_q, skbp, skb); @@ -383,7 +384,9 @@ static void l2tp_recv_queue_skb(struct l2tp_session *session, struct sk_buff *sk "%s: pkt %hu, inserted before %hu, reorder_q len=%d\n", session->name, ns, L2TP_SKB_CB(skbp)->ns, skb_queue_len(&session->reorder_q)); - atomic_long_inc(&session->stats.rx_oos_packets); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_oos_packets++; + u64_stats_update_end(&sstats->syncp); goto out; } } @@ -400,16 +403,23 @@ static void l2tp_recv_dequeue_skb(struct l2tp_session *session, struct sk_buff * { struct l2tp_tunnel *tunnel = session->tunnel; int length = L2TP_SKB_CB(skb)->length; + struct l2tp_stats *tstats, *sstats; /* We're about to requeue the skb, so return resources * to its current owner (a socket receive buffer). */ skb_orphan(skb); - atomic_long_inc(&tunnel->stats.rx_packets); - atomic_long_add(length, &tunnel->stats.rx_bytes); - atomic_long_inc(&session->stats.rx_packets); - atomic_long_add(length, &session->stats.rx_bytes); + tstats = &tunnel->stats; + u64_stats_update_begin(&tstats->syncp); + sstats = &session->stats; + u64_stats_update_begin(&sstats->syncp); + tstats->rx_packets++; + tstats->rx_bytes += length; + sstats->rx_packets++; + sstats->rx_bytes += length; + u64_stats_update_end(&tstats->syncp); + u64_stats_update_end(&sstats->syncp); if (L2TP_SKB_CB(skb)->has_seq) { /* Bump our Nr */ @@ -440,6 +450,7 @@ static void l2tp_recv_dequeue(struct l2tp_session *session) { struct sk_buff *skb; struct sk_buff *tmp; + struct l2tp_stats *sstats; /* If the pkt at the head of the queue has the nr that we * expect to send up next, dequeue it and any other @@ -447,10 +458,13 @@ static void l2tp_recv_dequeue(struct l2tp_session *session) */ start: spin_lock_bh(&session->reorder_q.lock); + sstats = &session->stats; skb_queue_walk_safe(&session->reorder_q, skb, tmp) { if (time_after(jiffies, L2TP_SKB_CB(skb)->expires)) { - atomic_long_inc(&session->stats.rx_seq_discards); - atomic_long_inc(&session->stats.rx_errors); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_seq_discards++; + sstats->rx_errors++; + u64_stats_update_end(&sstats->syncp); l2tp_dbg(session, L2TP_MSG_SEQ, "%s: oos pkt %u len %d discarded (too old), waiting for %u, reorder_q_len=%d\n", session->name, L2TP_SKB_CB(skb)->ns, @@ -609,6 +623,7 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, struct l2tp_tunnel *tunnel = session->tunnel; int offset; u32 ns, nr; + struct l2tp_stats *sstats = &session->stats; /* The ref count is increased since we now hold a pointer to * the session. Take care to decrement the refcnt when exiting @@ -625,7 +640,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, "%s: cookie mismatch (%u/%u). Discarding.\n", tunnel->name, tunnel->tunnel_id, session->session_id); - atomic_long_inc(&session->stats.rx_cookie_discards); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_cookie_discards++; + u64_stats_update_end(&sstats->syncp); goto discard; } ptr += session->peer_cookie_len; @@ -694,7 +711,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, l2tp_warn(session, L2TP_MSG_SEQ, "%s: recv data has no seq numbers when required. Discarding.\n", session->name); - atomic_long_inc(&session->stats.rx_seq_discards); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_seq_discards++; + u64_stats_update_end(&sstats->syncp); goto discard; } @@ -713,7 +732,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, l2tp_warn(session, L2TP_MSG_SEQ, "%s: recv data has no seq numbers when required. Discarding.\n", session->name); - atomic_long_inc(&session->stats.rx_seq_discards); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_seq_discards++; + u64_stats_update_end(&sstats->syncp); goto discard; } } @@ -767,7 +788,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, * packets */ if (L2TP_SKB_CB(skb)->ns != session->nr) { - atomic_long_inc(&session->stats.rx_seq_discards); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_seq_discards++; + u64_stats_update_end(&sstats->syncp); l2tp_dbg(session, L2TP_MSG_SEQ, "%s: oos pkt %u len %d discarded, waiting for %u, reorder_q_len=%d\n", session->name, L2TP_SKB_CB(skb)->ns, @@ -793,7 +816,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, return; discard: - atomic_long_inc(&session->stats.rx_errors); + u64_stats_update_begin(&sstats->syncp); + sstats->rx_errors++; + u64_stats_update_end(&sstats->syncp); kfree_skb(skb); if (session->deref) @@ -803,23 +828,6 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, } EXPORT_SYMBOL(l2tp_recv_common); -/* Drop skbs from the session's reorder_q - */ -int l2tp_session_queue_purge(struct l2tp_session *session) -{ - struct sk_buff *skb = NULL; - BUG_ON(!session); - BUG_ON(session->magic != L2TP_SESSION_MAGIC); - while ((skb = skb_dequeue(&session->reorder_q))) { - atomic_long_inc(&session->stats.rx_errors); - kfree_skb(skb); - if (session->deref) - (*session->deref)(session); - } - return 0; -} -EXPORT_SYMBOL_GPL(l2tp_session_queue_purge); - /* Internal UDP receive frame. Do the real work of receiving an L2TP data frame * here. The skb is not on a list when we get here. * Returns 0 if the packet was a data packet and was successfully passed on. @@ -835,6 +843,7 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb, u32 tunnel_id, session_id; u16 version; int length; + struct l2tp_stats *tstats; if (tunnel->sock && l2tp_verify_udp_checksum(tunnel->sock, skb)) goto discard_bad_csum; @@ -923,7 +932,10 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb, discard_bad_csum: LIMIT_NETDEBUG("%s: UDP: bad checksum\n", tunnel->name); UDP_INC_STATS_USER(tunnel->l2tp_net, UDP_MIB_INERRORS, 0); - atomic_long_inc(&tunnel->stats.rx_errors); + tstats = &tunnel->stats; + u64_stats_update_begin(&tstats->syncp); + tstats->rx_errors++; + u64_stats_update_end(&tstats->syncp); kfree_skb(skb); return 0; @@ -1050,6 +1062,7 @@ static int l2tp_xmit_core(struct l2tp_session *session, struct sk_buff *skb, struct l2tp_tunnel *tunnel = session->tunnel; unsigned int len = skb->len; int error; + struct l2tp_stats *tstats, *sstats; /* Debug */ if (session->send_seq) @@ -1078,15 +1091,21 @@ static int l2tp_xmit_core(struct l2tp_session *session, struct sk_buff *skb, error = ip_queue_xmit(skb, fl); /* Update stats */ + tstats = &tunnel->stats; + u64_stats_update_begin(&tstats->syncp); + sstats = &session->stats; + u64_stats_update_begin(&sstats->syncp); if (error >= 0) { - atomic_long_inc(&tunnel->stats.tx_packets); - atomic_long_add(len, &tunnel->stats.tx_bytes); - atomic_long_inc(&session->stats.tx_packets); - atomic_long_add(len, &session->stats.tx_bytes); + tstats->tx_packets++; + tstats->tx_bytes += len; + sstats->tx_packets++; + sstats->tx_bytes += len; } else { - atomic_long_inc(&tunnel->stats.tx_errors); - atomic_long_inc(&session->stats.tx_errors); + tstats->tx_errors++; + sstats->tx_errors++; } + u64_stats_update_end(&tstats->syncp); + u64_stats_update_end(&sstats->syncp); return 0; } @@ -1263,7 +1282,6 @@ static void l2tp_tunnel_destruct(struct sock *sk) /* No longer an encapsulation socket. See net/ipv4/udp.c */ (udp_sk(sk))->encap_type = 0; (udp_sk(sk))->encap_rcv = NULL; - (udp_sk(sk))->encap_destroy = NULL; break; case L2TP_ENCAPTYPE_IP: break; @@ -1293,7 +1311,7 @@ static void l2tp_tunnel_destruct(struct sock *sk) /* When the tunnel is closed, all the attached sessions need to go too. */ -void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) +static void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) { int hash; struct hlist_node *walk; @@ -1316,13 +1334,25 @@ void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) hlist_del_init(&session->hlist); + /* Since we should hold the sock lock while + * doing any unbinding, we need to release the + * lock we're holding before taking that lock. + * Hold a reference to the sock so it doesn't + * disappear as we're jumping between locks. + */ if (session->ref != NULL) (*session->ref)(session); write_unlock_bh(&tunnel->hlist_lock); - __l2tp_session_unhash(session); - l2tp_session_queue_purge(session); + if (tunnel->version != L2TP_HDR_VER_2) { + struct l2tp_net *pn = l2tp_pernet(tunnel->l2tp_net); + + spin_lock_bh(&pn->l2tp_session_hlist_lock); + hlist_del_init_rcu(&session->global_hlist); + spin_unlock_bh(&pn->l2tp_session_hlist_lock); + synchronize_rcu(); + } if (session->session_close != NULL) (*session->session_close)(session); @@ -1330,8 +1360,6 @@ void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) if (session->deref != NULL) (*session->deref)(session); - l2tp_session_dec_refcount(session); - write_lock_bh(&tunnel->hlist_lock); /* Now restart from the beginning of this hash @@ -1344,17 +1372,6 @@ void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel) } write_unlock_bh(&tunnel->hlist_lock); } -EXPORT_SYMBOL_GPL(l2tp_tunnel_closeall); - -/* Tunnel socket destroy hook for UDP encapsulation */ -static void l2tp_udp_encap_destroy(struct sock *sk) -{ - struct l2tp_tunnel *tunnel = l2tp_sock_to_tunnel(sk); - if (tunnel) { - l2tp_tunnel_closeall(tunnel); - sock_put(sk); - } -} /* Really kill the tunnel. * Come here only when all sessions have been cleared from the tunnel. @@ -1380,21 +1397,19 @@ static void l2tp_tunnel_del_work(struct work_struct *work) return; sock = sk->sk_socket; + BUG_ON(!sock); - /* If the tunnel socket was created by userspace, then go through the - * inet layer to shut the socket down, and let userspace close it. - * Otherwise, if we created the socket directly within the kernel, use - * the sk API to release it here. + /* If the tunnel socket was created directly by the kernel, use the + * sk_* API to release the socket now. Otherwise go through the + * inet_* layer to shut the socket down, and let userspace close it. * In either case the tunnel resources are freed in the socket * destructor when the tunnel socket goes away. */ - if (tunnel->fd >= 0) { - if (sock) - inet_shutdown(sock, 2); - } else { - if (sock) - kernel_sock_shutdown(sock, SHUT_RDWR); + if (sock->file == NULL) { + kernel_sock_shutdown(sock, SHUT_RDWR); sk_release_kernel(sk); + } else { + inet_shutdown(sock, 2); } l2tp_tunnel_sock_put(sk); @@ -1653,7 +1668,6 @@ int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32 /* Mark socket as an encapsulation socket. See net/ipv4/udp.c */ udp_sk(sk)->encap_type = UDP_ENCAP_L2TPINUDP; udp_sk(sk)->encap_rcv = l2tp_udp_encap_recv; - udp_sk(sk)->encap_destroy = l2tp_udp_encap_destroy; #if IS_ENABLED(CONFIG_IPV6) if (sk->sk_family == PF_INET6) udpv6_encap_enable(); @@ -1709,7 +1723,6 @@ EXPORT_SYMBOL_GPL(l2tp_tunnel_create); */ int l2tp_tunnel_delete(struct l2tp_tunnel *tunnel) { - l2tp_tunnel_closeall(tunnel); return (false == queue_work(l2tp_wq, &tunnel->del_work)); } EXPORT_SYMBOL_GPL(l2tp_tunnel_delete); @@ -1718,71 +1731,62 @@ EXPORT_SYMBOL_GPL(l2tp_tunnel_delete); */ void l2tp_session_free(struct l2tp_session *session) { - struct l2tp_tunnel *tunnel = session->tunnel; + struct l2tp_tunnel *tunnel; BUG_ON(atomic_read(&session->ref_count) != 0); - if (tunnel) { + tunnel = session->tunnel; + if (tunnel != NULL) { BUG_ON(tunnel->magic != L2TP_TUNNEL_MAGIC); - if (session->session_id != 0) - atomic_dec(&l2tp_session_count); - sock_put(tunnel->sock); - session->tunnel = NULL; - l2tp_tunnel_dec_refcount(tunnel); - } - - kfree(session); - return; -} -EXPORT_SYMBOL_GPL(l2tp_session_free); - -/* Remove an l2tp session from l2tp_core's hash lists. - * Provides a tidyup interface for pseudowire code which can't just route all - * shutdown via. l2tp_session_delete and a pseudowire-specific session_close - * callback. - */ -void __l2tp_session_unhash(struct l2tp_session *session) -{ - struct l2tp_tunnel *tunnel = session->tunnel; - - /* Remove the session from core hashes */ - if (tunnel) { - /* Remove from the per-tunnel hash */ + /* Delete the session from the hash */ write_lock_bh(&tunnel->hlist_lock); hlist_del_init(&session->hlist); write_unlock_bh(&tunnel->hlist_lock); - /* For L2TPv3 we have a per-net hash: remove from there, too */ + /* Unlink from the global hash if not L2TPv2 */ if (tunnel->version != L2TP_HDR_VER_2) { struct l2tp_net *pn = l2tp_pernet(tunnel->l2tp_net); + spin_lock_bh(&pn->l2tp_session_hlist_lock); hlist_del_init_rcu(&session->global_hlist); spin_unlock_bh(&pn->l2tp_session_hlist_lock); synchronize_rcu(); } + + if (session->session_id != 0) + atomic_dec(&l2tp_session_count); + + sock_put(tunnel->sock); + + /* This will delete the tunnel context if this + * is the last session on the tunnel. + */ + session->tunnel = NULL; + l2tp_tunnel_dec_refcount(tunnel); } + + kfree(session); + + return; } -EXPORT_SYMBOL_GPL(__l2tp_session_unhash); +EXPORT_SYMBOL_GPL(l2tp_session_free); /* This function is used by the netlink SESSION_DELETE command and by pseudowire modules. */ int l2tp_session_delete(struct l2tp_session *session) { - if (session->ref) - (*session->ref)(session); - __l2tp_session_unhash(session); - l2tp_session_queue_purge(session); if (session->session_close != NULL) (*session->session_close)(session); - if (session->deref) - (*session->ref)(session); + l2tp_session_dec_refcount(session); + return 0; } EXPORT_SYMBOL_GPL(l2tp_session_delete); + /* We come here whenever a session's send_seq, cookie_len or * l2specific_len parameters are set. */ diff --git a/trunk/net/l2tp/l2tp_core.h b/trunk/net/l2tp/l2tp_core.h index 485a490fd990..8eb8f1d47f3a 100644 --- a/trunk/net/l2tp/l2tp_core.h +++ b/trunk/net/l2tp/l2tp_core.h @@ -36,15 +36,16 @@ enum { struct sk_buff; struct l2tp_stats { - atomic_long_t tx_packets; - atomic_long_t tx_bytes; - atomic_long_t tx_errors; - atomic_long_t rx_packets; - atomic_long_t rx_bytes; - atomic_long_t rx_seq_discards; - atomic_long_t rx_oos_packets; - atomic_long_t rx_errors; - atomic_long_t rx_cookie_discards; + u64 tx_packets; + u64 tx_bytes; + u64 tx_errors; + u64 rx_packets; + u64 rx_bytes; + u64 rx_seq_discards; + u64 rx_oos_packets; + u64 rx_errors; + u64 rx_cookie_discards; + struct u64_stats_sync syncp; }; struct l2tp_tunnel; @@ -239,14 +240,11 @@ extern struct l2tp_tunnel *l2tp_tunnel_find(struct net *net, u32 tunnel_id); extern struct l2tp_tunnel *l2tp_tunnel_find_nth(struct net *net, int nth); extern int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32 peer_tunnel_id, struct l2tp_tunnel_cfg *cfg, struct l2tp_tunnel **tunnelp); -extern void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel); extern int l2tp_tunnel_delete(struct l2tp_tunnel *tunnel); extern struct l2tp_session *l2tp_session_create(int priv_size, struct l2tp_tunnel *tunnel, u32 session_id, u32 peer_session_id, struct l2tp_session_cfg *cfg); -extern void __l2tp_session_unhash(struct l2tp_session *session); extern int l2tp_session_delete(struct l2tp_session *session); extern void l2tp_session_free(struct l2tp_session *session); extern void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, unsigned char *ptr, unsigned char *optr, u16 hdrflags, int length, int (*payload_hook)(struct sk_buff *skb)); -extern int l2tp_session_queue_purge(struct l2tp_session *session); extern int l2tp_udp_encap_recv(struct sock *sk, struct sk_buff *skb); extern int l2tp_xmit_skb(struct l2tp_session *session, struct sk_buff *skb, int hdr_len); diff --git a/trunk/net/l2tp/l2tp_debugfs.c b/trunk/net/l2tp/l2tp_debugfs.c index 072d7202e182..c3813bc84552 100644 --- a/trunk/net/l2tp/l2tp_debugfs.c +++ b/trunk/net/l2tp/l2tp_debugfs.c @@ -146,14 +146,14 @@ static void l2tp_dfs_seq_tunnel_show(struct seq_file *m, void *v) tunnel->sock ? atomic_read(&tunnel->sock->sk_refcnt) : 0, atomic_read(&tunnel->ref_count)); - seq_printf(m, " %08x rx %ld/%ld/%ld rx %ld/%ld/%ld\n", + seq_printf(m, " %08x rx %llu/%llu/%llu rx %llu/%llu/%llu\n", tunnel->debug, - atomic_long_read(&tunnel->stats.tx_packets), - atomic_long_read(&tunnel->stats.tx_bytes), - atomic_long_read(&tunnel->stats.tx_errors), - atomic_long_read(&tunnel->stats.rx_packets), - atomic_long_read(&tunnel->stats.rx_bytes), - atomic_long_read(&tunnel->stats.rx_errors)); + (unsigned long long)tunnel->stats.tx_packets, + (unsigned long long)tunnel->stats.tx_bytes, + (unsigned long long)tunnel->stats.tx_errors, + (unsigned long long)tunnel->stats.rx_packets, + (unsigned long long)tunnel->stats.rx_bytes, + (unsigned long long)tunnel->stats.rx_errors); if (tunnel->show != NULL) tunnel->show(m, tunnel); @@ -203,14 +203,14 @@ static void l2tp_dfs_seq_session_show(struct seq_file *m, void *v) seq_printf(m, "\n"); } - seq_printf(m, " %hu/%hu tx %ld/%ld/%ld rx %ld/%ld/%ld\n", + seq_printf(m, " %hu/%hu tx %llu/%llu/%llu rx %llu/%llu/%llu\n", session->nr, session->ns, - atomic_long_read(&session->stats.tx_packets), - atomic_long_read(&session->stats.tx_bytes), - atomic_long_read(&session->stats.tx_errors), - atomic_long_read(&session->stats.rx_packets), - atomic_long_read(&session->stats.rx_bytes), - atomic_long_read(&session->stats.rx_errors)); + (unsigned long long)session->stats.tx_packets, + (unsigned long long)session->stats.tx_bytes, + (unsigned long long)session->stats.tx_errors, + (unsigned long long)session->stats.rx_packets, + (unsigned long long)session->stats.rx_bytes, + (unsigned long long)session->stats.rx_errors); if (session->show != NULL) session->show(m, session); diff --git a/trunk/net/l2tp/l2tp_ip.c b/trunk/net/l2tp/l2tp_ip.c index 571db8dd2292..7f41b7051269 100644 --- a/trunk/net/l2tp/l2tp_ip.c +++ b/trunk/net/l2tp/l2tp_ip.c @@ -228,16 +228,10 @@ static void l2tp_ip_close(struct sock *sk, long timeout) static void l2tp_ip_destroy_sock(struct sock *sk) { struct sk_buff *skb; - struct l2tp_tunnel *tunnel = l2tp_sock_to_tunnel(sk); while ((skb = __skb_dequeue_tail(&sk->sk_write_queue)) != NULL) kfree_skb(skb); - if (tunnel) { - l2tp_tunnel_closeall(tunnel); - sock_put(sk); - } - sk_refcnt_debug_dec(sk); } diff --git a/trunk/net/l2tp/l2tp_ip6.c b/trunk/net/l2tp/l2tp_ip6.c index b8a6039314e8..41f2f8126ebc 100644 --- a/trunk/net/l2tp/l2tp_ip6.c +++ b/trunk/net/l2tp/l2tp_ip6.c @@ -241,17 +241,10 @@ static void l2tp_ip6_close(struct sock *sk, long timeout) static void l2tp_ip6_destroy_sock(struct sock *sk) { - struct l2tp_tunnel *tunnel = l2tp_sock_to_tunnel(sk); - lock_sock(sk); ip6_flush_pending_frames(sk); release_sock(sk); - if (tunnel) { - l2tp_tunnel_closeall(tunnel); - sock_put(sk); - } - inet6_destroy_sock(sk); } @@ -690,7 +683,6 @@ static int l2tp_ip6_recvmsg(struct kiocb *iocb, struct sock *sk, lsa->l2tp_addr = ipv6_hdr(skb)->saddr; lsa->l2tp_flowinfo = 0; lsa->l2tp_scope_id = 0; - lsa->l2tp_conn_id = 0; if (ipv6_addr_type(&lsa->l2tp_addr) & IPV6_ADDR_LINKLOCAL) lsa->l2tp_scope_id = IP6CB(skb)->iif; } diff --git a/trunk/net/l2tp/l2tp_netlink.c b/trunk/net/l2tp/l2tp_netlink.c index 0825ff26e113..c1bab22db85e 100644 --- a/trunk/net/l2tp/l2tp_netlink.c +++ b/trunk/net/l2tp/l2tp_netlink.c @@ -246,6 +246,8 @@ static int l2tp_nl_tunnel_send(struct sk_buff *skb, u32 portid, u32 seq, int fla #if IS_ENABLED(CONFIG_IPV6) struct ipv6_pinfo *np = NULL; #endif + struct l2tp_stats stats; + unsigned int start; hdr = genlmsg_put(skb, portid, seq, &l2tp_nl_family, flags, L2TP_CMD_TUNNEL_GET); @@ -263,22 +265,28 @@ static int l2tp_nl_tunnel_send(struct sk_buff *skb, u32 portid, u32 seq, int fla if (nest == NULL) goto nla_put_failure; - if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS, - atomic_long_read(&tunnel->stats.tx_packets)) || - nla_put_u64(skb, L2TP_ATTR_TX_BYTES, - atomic_long_read(&tunnel->stats.tx_bytes)) || - nla_put_u64(skb, L2TP_ATTR_TX_ERRORS, - atomic_long_read(&tunnel->stats.tx_errors)) || - nla_put_u64(skb, L2TP_ATTR_RX_PACKETS, - atomic_long_read(&tunnel->stats.rx_packets)) || - nla_put_u64(skb, L2TP_ATTR_RX_BYTES, - atomic_long_read(&tunnel->stats.rx_bytes)) || + do { + start = u64_stats_fetch_begin(&tunnel->stats.syncp); + stats.tx_packets = tunnel->stats.tx_packets; + stats.tx_bytes = tunnel->stats.tx_bytes; + stats.tx_errors = tunnel->stats.tx_errors; + stats.rx_packets = tunnel->stats.rx_packets; + stats.rx_bytes = tunnel->stats.rx_bytes; + stats.rx_errors = tunnel->stats.rx_errors; + stats.rx_seq_discards = tunnel->stats.rx_seq_discards; + stats.rx_oos_packets = tunnel->stats.rx_oos_packets; + } while (u64_stats_fetch_retry(&tunnel->stats.syncp, start)); + + if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS, stats.tx_packets) || + nla_put_u64(skb, L2TP_ATTR_TX_BYTES, stats.tx_bytes) || + nla_put_u64(skb, L2TP_ATTR_TX_ERRORS, stats.tx_errors) || + nla_put_u64(skb, L2TP_ATTR_RX_PACKETS, stats.rx_packets) || + nla_put_u64(skb, L2TP_ATTR_RX_BYTES, stats.rx_bytes) || nla_put_u64(skb, L2TP_ATTR_RX_SEQ_DISCARDS, - atomic_long_read(&tunnel->stats.rx_seq_discards)) || + stats.rx_seq_discards) || nla_put_u64(skb, L2TP_ATTR_RX_OOS_PACKETS, - atomic_long_read(&tunnel->stats.rx_oos_packets)) || - nla_put_u64(skb, L2TP_ATTR_RX_ERRORS, - atomic_long_read(&tunnel->stats.rx_errors))) + stats.rx_oos_packets) || + nla_put_u64(skb, L2TP_ATTR_RX_ERRORS, stats.rx_errors)) goto nla_put_failure; nla_nest_end(skb, nest); @@ -604,6 +612,8 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int fl struct nlattr *nest; struct l2tp_tunnel *tunnel = session->tunnel; struct sock *sk = NULL; + struct l2tp_stats stats; + unsigned int start; sk = tunnel->sock; @@ -646,22 +656,28 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int fl if (nest == NULL) goto nla_put_failure; - if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS, - atomic_long_read(&session->stats.tx_packets)) || - nla_put_u64(skb, L2TP_ATTR_TX_BYTES, - atomic_long_read(&session->stats.tx_bytes)) || - nla_put_u64(skb, L2TP_ATTR_TX_ERRORS, - atomic_long_read(&session->stats.tx_errors)) || - nla_put_u64(skb, L2TP_ATTR_RX_PACKETS, - atomic_long_read(&session->stats.rx_packets)) || - nla_put_u64(skb, L2TP_ATTR_RX_BYTES, - atomic_long_read(&session->stats.rx_bytes)) || + do { + start = u64_stats_fetch_begin(&session->stats.syncp); + stats.tx_packets = session->stats.tx_packets; + stats.tx_bytes = session->stats.tx_bytes; + stats.tx_errors = session->stats.tx_errors; + stats.rx_packets = session->stats.rx_packets; + stats.rx_bytes = session->stats.rx_bytes; + stats.rx_errors = session->stats.rx_errors; + stats.rx_seq_discards = session->stats.rx_seq_discards; + stats.rx_oos_packets = session->stats.rx_oos_packets; + } while (u64_stats_fetch_retry(&session->stats.syncp, start)); + + if (nla_put_u64(skb, L2TP_ATTR_TX_PACKETS, stats.tx_packets) || + nla_put_u64(skb, L2TP_ATTR_TX_BYTES, stats.tx_bytes) || + nla_put_u64(skb, L2TP_ATTR_TX_ERRORS, stats.tx_errors) || + nla_put_u64(skb, L2TP_ATTR_RX_PACKETS, stats.rx_packets) || + nla_put_u64(skb, L2TP_ATTR_RX_BYTES, stats.rx_bytes) || nla_put_u64(skb, L2TP_ATTR_RX_SEQ_DISCARDS, - atomic_long_read(&session->stats.rx_seq_discards)) || + stats.rx_seq_discards) || nla_put_u64(skb, L2TP_ATTR_RX_OOS_PACKETS, - atomic_long_read(&session->stats.rx_oos_packets)) || - nla_put_u64(skb, L2TP_ATTR_RX_ERRORS, - atomic_long_read(&session->stats.rx_errors))) + stats.rx_oos_packets) || + nla_put_u64(skb, L2TP_ATTR_RX_ERRORS, stats.rx_errors)) goto nla_put_failure; nla_nest_end(skb, nest); diff --git a/trunk/net/l2tp/l2tp_ppp.c b/trunk/net/l2tp/l2tp_ppp.c index 637a341c1e2d..3f4e3afc191a 100644 --- a/trunk/net/l2tp/l2tp_ppp.c +++ b/trunk/net/l2tp/l2tp_ppp.c @@ -97,7 +97,6 @@ #include #include #include -#include #include #include @@ -260,7 +259,7 @@ static void pppol2tp_recv(struct l2tp_session *session, struct sk_buff *skb, int session->name); /* Not bound. Nothing we can do, so discard. */ - atomic_long_inc(&session->stats.rx_errors); + session->stats.rx_errors++; kfree_skb(skb); } @@ -356,7 +355,6 @@ static int pppol2tp_sendmsg(struct kiocb *iocb, struct socket *sock, struct msgh l2tp_xmit_skb(session, skb, session->hdr_len); sock_put(ps->tunnel_sock); - sock_put(sk); return error; @@ -448,16 +446,34 @@ static void pppol2tp_session_close(struct l2tp_session *session) { struct pppol2tp_session *ps = l2tp_session_priv(session); struct sock *sk = ps->sock; - struct socket *sock = sk->sk_socket; + struct sk_buff *skb; BUG_ON(session->magic != L2TP_SESSION_MAGIC); + if (session->session_id == 0) + goto out; + + if (sk != NULL) { + lock_sock(sk); + + if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) { + pppox_unbind_sock(sk); + sk->sk_state = PPPOX_DEAD; + sk->sk_state_change(sk); + } + + /* Purge any queued data */ + skb_queue_purge(&sk->sk_receive_queue); + skb_queue_purge(&sk->sk_write_queue); + while ((skb = skb_dequeue(&session->reorder_q))) { + kfree_skb(skb); + sock_put(sk); + } - if (sock) { - inet_shutdown(sock, 2); - /* Don't let the session go away before our socket does */ - l2tp_session_inc_refcount(session); + release_sock(sk); } + +out: return; } @@ -466,12 +482,19 @@ static void pppol2tp_session_close(struct l2tp_session *session) */ static void pppol2tp_session_destruct(struct sock *sk) { - struct l2tp_session *session = sk->sk_user_data; - if (session) { + struct l2tp_session *session; + + if (sk->sk_user_data != NULL) { + session = sk->sk_user_data; + if (session == NULL) + goto out; + sk->sk_user_data = NULL; BUG_ON(session->magic != L2TP_SESSION_MAGIC); l2tp_session_dec_refcount(session); } + +out: return; } @@ -501,13 +524,16 @@ static int pppol2tp_release(struct socket *sock) session = pppol2tp_sock_to_session(sk); /* Purge any queued data */ + skb_queue_purge(&sk->sk_receive_queue); + skb_queue_purge(&sk->sk_write_queue); if (session != NULL) { - __l2tp_session_unhash(session); - l2tp_session_queue_purge(session); + struct sk_buff *skb; + while ((skb = skb_dequeue(&session->reorder_q))) { + kfree_skb(skb); + sock_put(sk); + } sock_put(sk); } - skb_queue_purge(&sk->sk_receive_queue); - skb_queue_purge(&sk->sk_write_queue); release_sock(sk); @@ -853,6 +879,18 @@ static int pppol2tp_session_create(struct net *net, u32 tunnel_id, u32 session_i return error; } +/* Called when deleting sessions via the netlink interface. + */ +static int pppol2tp_session_delete(struct l2tp_session *session) +{ + struct pppol2tp_session *ps = l2tp_session_priv(session); + + if (ps->sock == NULL) + l2tp_session_dec_refcount(session); + + return 0; +} + #endif /* CONFIG_L2TP_V3 */ /* getname() support. @@ -986,14 +1024,14 @@ static int pppol2tp_getname(struct socket *sock, struct sockaddr *uaddr, static void pppol2tp_copy_stats(struct pppol2tp_ioc_stats *dest, struct l2tp_stats *stats) { - dest->tx_packets = atomic_long_read(&stats->tx_packets); - dest->tx_bytes = atomic_long_read(&stats->tx_bytes); - dest->tx_errors = atomic_long_read(&stats->tx_errors); - dest->rx_packets = atomic_long_read(&stats->rx_packets); - dest->rx_bytes = atomic_long_read(&stats->rx_bytes); - dest->rx_seq_discards = atomic_long_read(&stats->rx_seq_discards); - dest->rx_oos_packets = atomic_long_read(&stats->rx_oos_packets); - dest->rx_errors = atomic_long_read(&stats->rx_errors); + dest->tx_packets = stats->tx_packets; + dest->tx_bytes = stats->tx_bytes; + dest->tx_errors = stats->tx_errors; + dest->rx_packets = stats->rx_packets; + dest->rx_bytes = stats->rx_bytes; + dest->rx_seq_discards = stats->rx_seq_discards; + dest->rx_oos_packets = stats->rx_oos_packets; + dest->rx_errors = stats->rx_errors; } /* Session ioctl helper. @@ -1627,14 +1665,14 @@ static void pppol2tp_seq_tunnel_show(struct seq_file *m, void *v) tunnel->name, (tunnel == tunnel->sock->sk_user_data) ? 'Y' : 'N', atomic_read(&tunnel->ref_count) - 1); - seq_printf(m, " %08x %ld/%ld/%ld %ld/%ld/%ld\n", + seq_printf(m, " %08x %llu/%llu/%llu %llu/%llu/%llu\n", tunnel->debug, - atomic_long_read(&tunnel->stats.tx_packets), - atomic_long_read(&tunnel->stats.tx_bytes), - atomic_long_read(&tunnel->stats.tx_errors), - atomic_long_read(&tunnel->stats.rx_packets), - atomic_long_read(&tunnel->stats.rx_bytes), - atomic_long_read(&tunnel->stats.rx_errors)); + (unsigned long long)tunnel->stats.tx_packets, + (unsigned long long)tunnel->stats.tx_bytes, + (unsigned long long)tunnel->stats.tx_errors, + (unsigned long long)tunnel->stats.rx_packets, + (unsigned long long)tunnel->stats.rx_bytes, + (unsigned long long)tunnel->stats.rx_errors); } static void pppol2tp_seq_session_show(struct seq_file *m, void *v) @@ -1669,14 +1707,14 @@ static void pppol2tp_seq_session_show(struct seq_file *m, void *v) session->lns_mode ? "LNS" : "LAC", session->debug, jiffies_to_msecs(session->reorder_timeout)); - seq_printf(m, " %hu/%hu %ld/%ld/%ld %ld/%ld/%ld\n", + seq_printf(m, " %hu/%hu %llu/%llu/%llu %llu/%llu/%llu\n", session->nr, session->ns, - atomic_long_read(&session->stats.tx_packets), - atomic_long_read(&session->stats.tx_bytes), - atomic_long_read(&session->stats.tx_errors), - atomic_long_read(&session->stats.rx_packets), - atomic_long_read(&session->stats.rx_bytes), - atomic_long_read(&session->stats.rx_errors)); + (unsigned long long)session->stats.tx_packets, + (unsigned long long)session->stats.tx_bytes, + (unsigned long long)session->stats.tx_errors, + (unsigned long long)session->stats.rx_packets, + (unsigned long long)session->stats.rx_bytes, + (unsigned long long)session->stats.rx_errors); if (po) seq_printf(m, " interface %s\n", ppp_dev_name(&po->chan)); @@ -1800,7 +1838,7 @@ static const struct pppox_proto pppol2tp_proto = { static const struct l2tp_nl_cmd_ops pppol2tp_nl_cmd_ops = { .session_create = pppol2tp_session_create, - .session_delete = l2tp_session_delete, + .session_delete = pppol2tp_session_delete, }; #endif /* CONFIG_L2TP_V3 */ diff --git a/trunk/net/llc/af_llc.c b/trunk/net/llc/af_llc.c index 48aaa89253e0..88709882c464 100644 --- a/trunk/net/llc/af_llc.c +++ b/trunk/net/llc/af_llc.c @@ -720,8 +720,6 @@ static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock, int target; /* Read at least this many bytes */ long timeo; - msg->msg_namelen = 0; - lock_sock(sk); copied = -ENOTCONN; if (unlikely(sk->sk_type == SOCK_STREAM && sk->sk_state == TCP_LISTEN)) diff --git a/trunk/net/mac80211/cfg.c b/trunk/net/mac80211/cfg.c index a6893602f87a..09d96a8f6c2c 100644 --- a/trunk/net/mac80211/cfg.c +++ b/trunk/net/mac80211/cfg.c @@ -2582,7 +2582,7 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local, list_del(&dep->list); mutex_unlock(&local->mtx); - ieee80211_roc_notify_destroy(dep, true); + ieee80211_roc_notify_destroy(dep); return 0; } @@ -2622,7 +2622,7 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local, ieee80211_start_next_roc(local); mutex_unlock(&local->mtx); - ieee80211_roc_notify_destroy(found, true); + ieee80211_roc_notify_destroy(found); } else { /* work may be pending so use it all the time */ found->abort = true; @@ -2632,8 +2632,6 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local, /* work will clean up etc */ flush_delayed_work(&found->work); - WARN_ON(!found->to_be_freed); - kfree(found); } return 0; @@ -3287,7 +3285,6 @@ static int ieee80211_cfg_get_channel(struct wiphy *wiphy, struct cfg80211_chan_def *chandef) { struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); - struct ieee80211_local *local = wiphy_priv(wiphy); struct ieee80211_chanctx_conf *chanctx_conf; int ret = -ENODATA; @@ -3296,16 +3293,6 @@ static int ieee80211_cfg_get_channel(struct wiphy *wiphy, if (chanctx_conf) { *chandef = chanctx_conf->def; ret = 0; - } else if (local->open_count > 0 && - local->open_count == local->monitors && - sdata->vif.type == NL80211_IFTYPE_MONITOR) { - if (local->use_chanctx) - *chandef = local->monitor_chandef; - else - cfg80211_chandef_create(chandef, - local->_oper_channel, - local->_oper_channel_type); - ret = 0; } rcu_read_unlock(); diff --git a/trunk/net/mac80211/chan.c b/trunk/net/mac80211/chan.c index 931be419ab5a..78c0d90dd641 100644 --- a/trunk/net/mac80211/chan.c +++ b/trunk/net/mac80211/chan.c @@ -63,7 +63,6 @@ ieee80211_new_chanctx(struct ieee80211_local *local, enum ieee80211_chanctx_mode mode) { struct ieee80211_chanctx *ctx; - u32 changed; int err; lockdep_assert_held(&local->chanctx_mtx); @@ -77,13 +76,6 @@ ieee80211_new_chanctx(struct ieee80211_local *local, ctx->conf.rx_chains_dynamic = 1; ctx->mode = mode; - /* acquire mutex to prevent idle from changing */ - mutex_lock(&local->mtx); - /* turn idle off *before* setting channel -- some drivers need that */ - changed = ieee80211_idle_off(local); - if (changed) - ieee80211_hw_config(local, changed); - if (!local->use_chanctx) { local->_oper_channel_type = cfg80211_get_chandef_type(chandef); @@ -93,17 +85,14 @@ ieee80211_new_chanctx(struct ieee80211_local *local, err = drv_add_chanctx(local, ctx); if (err) { kfree(ctx); - ctx = ERR_PTR(err); - - ieee80211_recalc_idle(local); - goto out; + return ERR_PTR(err); } } - /* and keep the mutex held until the new chanctx is on the list */ list_add_rcu(&ctx->list, &local->chanctx_list); - out: + mutex_lock(&local->mtx); + ieee80211_recalc_idle(local); mutex_unlock(&local->mtx); return ctx; diff --git a/trunk/net/mac80211/ieee80211_i.h b/trunk/net/mac80211/ieee80211_i.h index 5672533a0832..388580a1bada 100644 --- a/trunk/net/mac80211/ieee80211_i.h +++ b/trunk/net/mac80211/ieee80211_i.h @@ -309,7 +309,6 @@ struct ieee80211_roc_work { struct ieee80211_channel *chan; bool started, abort, hw_begun, notified; - bool to_be_freed; unsigned long hw_start_time; @@ -1348,7 +1347,7 @@ void ieee80211_offchannel_return(struct ieee80211_local *local); void ieee80211_roc_setup(struct ieee80211_local *local); void ieee80211_start_next_roc(struct ieee80211_local *local); void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata); -void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free); +void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc); void ieee80211_sw_roc_work(struct work_struct *work); void ieee80211_handle_roc_started(struct ieee80211_roc_work *roc); @@ -1362,7 +1361,6 @@ int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, enum nl80211_iftype type); void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); void ieee80211_remove_interfaces(struct ieee80211_local *local); -u32 ieee80211_idle_off(struct ieee80211_local *local); void ieee80211_recalc_idle(struct ieee80211_local *local); void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata, const int offset); diff --git a/trunk/net/mac80211/iface.c b/trunk/net/mac80211/iface.c index 58150f877ec3..2c059e54e885 100644 --- a/trunk/net/mac80211/iface.c +++ b/trunk/net/mac80211/iface.c @@ -78,7 +78,7 @@ void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata) ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_TXPOWER); } -u32 ieee80211_idle_off(struct ieee80211_local *local) +static u32 ieee80211_idle_off(struct ieee80211_local *local) { if (!(local->hw.conf.flags & IEEE80211_CONF_IDLE)) return 0; @@ -107,7 +107,7 @@ void ieee80211_recalc_idle(struct ieee80211_local *local) lockdep_assert_held(&local->mtx); - active = !list_empty(&local->chanctx_list) || local->monitors; + active = !list_empty(&local->chanctx_list); if (!local->ops->remain_on_channel) { list_for_each_entry(roc, &local->roc_list, list) { @@ -349,19 +349,21 @@ static void ieee80211_set_default_queues(struct ieee80211_sub_if_data *sdata) static int ieee80211_add_virtual_monitor(struct ieee80211_local *local) { struct ieee80211_sub_if_data *sdata; - int ret; + int ret = 0; if (!(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF)) return 0; - ASSERT_RTNL(); + mutex_lock(&local->iflist_mtx); if (local->monitor_sdata) - return 0; + goto out_unlock; sdata = kzalloc(sizeof(*sdata) + local->hw.vif_data_size, GFP_KERNEL); - if (!sdata) - return -ENOMEM; + if (!sdata) { + ret = -ENOMEM; + goto out_unlock; + } /* set up data */ sdata->local = local; @@ -375,13 +377,13 @@ static int ieee80211_add_virtual_monitor(struct ieee80211_local *local) if (WARN_ON(ret)) { /* ok .. stupid driver, it asked for this! */ kfree(sdata); - return ret; + goto out_unlock; } ret = ieee80211_check_queues(sdata); if (ret) { kfree(sdata); - return ret; + goto out_unlock; } ret = ieee80211_vif_use_channel(sdata, &local->monitor_chandef, @@ -389,14 +391,13 @@ static int ieee80211_add_virtual_monitor(struct ieee80211_local *local) if (ret) { drv_remove_interface(local, sdata); kfree(sdata); - return ret; + goto out_unlock; } - mutex_lock(&local->iflist_mtx); rcu_assign_pointer(local->monitor_sdata, sdata); + out_unlock: mutex_unlock(&local->iflist_mtx); - - return 0; + return ret; } static void ieee80211_del_virtual_monitor(struct ieee80211_local *local) @@ -406,20 +407,14 @@ static void ieee80211_del_virtual_monitor(struct ieee80211_local *local) if (!(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF)) return; - ASSERT_RTNL(); - mutex_lock(&local->iflist_mtx); sdata = rcu_dereference_protected(local->monitor_sdata, lockdep_is_held(&local->iflist_mtx)); - if (!sdata) { - mutex_unlock(&local->iflist_mtx); - return; - } + if (!sdata) + goto out_unlock; rcu_assign_pointer(local->monitor_sdata, NULL); - mutex_unlock(&local->iflist_mtx); - synchronize_net(); ieee80211_vif_release_channel(sdata); @@ -427,6 +422,8 @@ static void ieee80211_del_virtual_monitor(struct ieee80211_local *local) drv_remove_interface(local, sdata); kfree(sdata); + out_unlock: + mutex_unlock(&local->iflist_mtx); } /* @@ -544,9 +541,6 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) ieee80211_adjust_monitor_flags(sdata, 1); ieee80211_configure_filter(local); - mutex_lock(&local->mtx); - ieee80211_recalc_idle(local); - mutex_unlock(&local->mtx); netif_carrier_on(dev); break; @@ -818,9 +812,6 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, ieee80211_adjust_monitor_flags(sdata, -1); ieee80211_configure_filter(local); - mutex_lock(&local->mtx); - ieee80211_recalc_idle(local); - mutex_unlock(&local->mtx); break; case NL80211_IFTYPE_P2P_DEVICE: /* relies on synchronize_rcu() below */ diff --git a/trunk/net/mac80211/mesh.c b/trunk/net/mac80211/mesh.c index 4749b3858695..29ce2aa87e7b 100644 --- a/trunk/net/mac80211/mesh.c +++ b/trunk/net/mac80211/mesh.c @@ -1060,8 +1060,7 @@ void ieee80211_mesh_notify_scan_completed(struct ieee80211_local *local) rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) - if (ieee80211_vif_is_mesh(&sdata->vif) && - ieee80211_sdata_running(sdata)) + if (ieee80211_vif_is_mesh(&sdata->vif)) ieee80211_queue_work(&local->hw, &sdata->work); rcu_read_unlock(); } diff --git a/trunk/net/mac80211/mlme.c b/trunk/net/mac80211/mlme.c index 82cc30318a86..9f6464f3e05f 100644 --- a/trunk/net/mac80211/mlme.c +++ b/trunk/net/mac80211/mlme.c @@ -647,9 +647,6 @@ static void ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata, our_mcs = (le16_to_cpu(vht_cap.vht_mcs.rx_mcs_map) & mask) >> shift; - if (our_mcs == IEEE80211_VHT_MCS_NOT_SUPPORTED) - continue; - switch (ap_mcs) { default: if (our_mcs <= ap_mcs) @@ -3505,14 +3502,6 @@ void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata) { struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - /* - * Stop timers before deleting work items, as timers - * could race and re-add the work-items. They will be - * re-established on connection. - */ - del_timer_sync(&ifmgd->conn_mon_timer); - del_timer_sync(&ifmgd->bcn_mon_timer); - /* * we need to use atomic bitops for the running bits * only because both timers might fire at the same @@ -3527,9 +3516,13 @@ void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata) if (del_timer_sync(&ifmgd->timer)) set_bit(TMR_RUNNING_TIMER, &ifmgd->timers_running); + cancel_work_sync(&ifmgd->chswitch_work); if (del_timer_sync(&ifmgd->chswitch_timer)) set_bit(TMR_RUNNING_CHANSW, &ifmgd->timers_running); - cancel_work_sync(&ifmgd->chswitch_work); + + /* these will just be re-established on connection */ + del_timer_sync(&ifmgd->conn_mon_timer); + del_timer_sync(&ifmgd->bcn_mon_timer); } void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata) @@ -3608,10 +3601,8 @@ void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local) /* Restart STA timers */ rcu_read_lock(); - list_for_each_entry_rcu(sdata, &local->interfaces, list) { - if (ieee80211_sdata_running(sdata)) - ieee80211_restart_sta_timer(sdata); - } + list_for_each_entry_rcu(sdata, &local->interfaces, list) + ieee80211_restart_sta_timer(sdata); rcu_read_unlock(); } @@ -4324,17 +4315,6 @@ void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata) { struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - /* - * Make sure some work items will not run after this, - * they will not do anything but might not have been - * cancelled when disconnecting. - */ - cancel_work_sync(&ifmgd->monitor_work); - cancel_work_sync(&ifmgd->beacon_connection_loss_work); - cancel_work_sync(&ifmgd->request_smps_work); - cancel_work_sync(&ifmgd->csa_connection_drop_work); - cancel_work_sync(&ifmgd->chswitch_work); - mutex_lock(&ifmgd->mtx); if (ifmgd->assoc_data) ieee80211_destroy_assoc_data(sdata, false); diff --git a/trunk/net/mac80211/offchannel.c b/trunk/net/mac80211/offchannel.c index 430bd254e496..cc79b4a2e821 100644 --- a/trunk/net/mac80211/offchannel.c +++ b/trunk/net/mac80211/offchannel.c @@ -297,13 +297,10 @@ void ieee80211_start_next_roc(struct ieee80211_local *local) } } -void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free) +void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc) { struct ieee80211_roc_work *dep, *tmp; - if (WARN_ON(roc->to_be_freed)) - return; - /* was never transmitted */ if (roc->frame) { cfg80211_mgmt_tx_status(&roc->sdata->wdev, @@ -319,12 +316,9 @@ void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free) GFP_KERNEL); list_for_each_entry_safe(dep, tmp, &roc->dependents, list) - ieee80211_roc_notify_destroy(dep, true); + ieee80211_roc_notify_destroy(dep); - if (free) - kfree(roc); - else - roc->to_be_freed = true; + kfree(roc); } void ieee80211_sw_roc_work(struct work_struct *work) @@ -337,9 +331,6 @@ void ieee80211_sw_roc_work(struct work_struct *work) mutex_lock(&local->mtx); - if (roc->to_be_freed) - goto out_unlock; - if (roc->abort) goto finish; @@ -379,7 +370,7 @@ void ieee80211_sw_roc_work(struct work_struct *work) finish: list_del(&roc->list); started = roc->started; - ieee80211_roc_notify_destroy(roc, !roc->abort); + ieee80211_roc_notify_destroy(roc); if (started) { drv_flush(local, false); @@ -419,7 +410,7 @@ static void ieee80211_hw_roc_done(struct work_struct *work) list_del(&roc->list); - ieee80211_roc_notify_destroy(roc, true); + ieee80211_roc_notify_destroy(roc); /* if there's another roc, start it now */ ieee80211_start_next_roc(local); @@ -469,14 +460,12 @@ void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata) list_for_each_entry_safe(roc, tmp, &tmp_list, list) { if (local->ops->remain_on_channel) { list_del(&roc->list); - ieee80211_roc_notify_destroy(roc, true); + ieee80211_roc_notify_destroy(roc); } else { ieee80211_queue_delayed_work(&local->hw, &roc->work, 0); /* work will clean up etc */ flush_delayed_work(&roc->work); - WARN_ON(!roc->to_be_freed); - kfree(roc); } } diff --git a/trunk/net/mac80211/rx.c b/trunk/net/mac80211/rx.c index c6844ad080be..bb73ed2d20b9 100644 --- a/trunk/net/mac80211/rx.c +++ b/trunk/net/mac80211/rx.c @@ -2675,19 +2675,7 @@ ieee80211_rx_h_action_return(struct ieee80211_rx_data *rx) memset(nskb->cb, 0, sizeof(nskb->cb)); - if (rx->sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) { - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(nskb); - - info->flags = IEEE80211_TX_CTL_TX_OFFCHAN | - IEEE80211_TX_INTFL_OFFCHAN_TX_OK | - IEEE80211_TX_CTL_NO_CCK_RATE; - if (local->hw.flags & IEEE80211_HW_QUEUE_CONTROL) - info->hw_queue = - local->hw.offchannel_tx_hw_queue; - } - - __ieee80211_tx_skb_tid_band(rx->sdata, nskb, 7, - status->band); + ieee80211_tx_skb(rx->sdata, nskb); } dev_kfree_skb(rx->skb); return RX_QUEUED; diff --git a/trunk/net/mac80211/sta_info.c b/trunk/net/mac80211/sta_info.c index 238a0cca320e..a79ce820cb50 100644 --- a/trunk/net/mac80211/sta_info.c +++ b/trunk/net/mac80211/sta_info.c @@ -766,7 +766,6 @@ int __must_check __sta_info_destroy(struct sta_info *sta) struct ieee80211_local *local; struct ieee80211_sub_if_data *sdata; int ret, i; - bool have_key = false; might_sleep(); @@ -794,19 +793,12 @@ int __must_check __sta_info_destroy(struct sta_info *sta) list_del_rcu(&sta->list); mutex_lock(&local->key_mtx); - for (i = 0; i < NUM_DEFAULT_KEYS; i++) { + for (i = 0; i < NUM_DEFAULT_KEYS; i++) __ieee80211_key_free(key_mtx_dereference(local, sta->gtk[i])); - have_key = true; - } - if (sta->ptk) { + if (sta->ptk) __ieee80211_key_free(key_mtx_dereference(local, sta->ptk)); - have_key = true; - } mutex_unlock(&local->key_mtx); - if (!have_key) - synchronize_net(); - sta->dead = true; local->num_sta--; diff --git a/trunk/net/mac80211/tx.c b/trunk/net/mac80211/tx.c index 8914d2d2881a..de8548bf0a7f 100644 --- a/trunk/net/mac80211/tx.c +++ b/trunk/net/mac80211/tx.c @@ -1231,40 +1231,34 @@ static bool ieee80211_tx_frags(struct ieee80211_local *local, if (local->queue_stop_reasons[q] || (!txpending && !skb_queue_empty(&local->pending[q]))) { if (unlikely(info->flags & - IEEE80211_TX_INTFL_OFFCHAN_TX_OK)) { - if (local->queue_stop_reasons[q] & - ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL)) { - /* - * Drop off-channel frames if queues - * are stopped for any reason other - * than off-channel operation. Never - * queue them. - */ - spin_unlock_irqrestore( - &local->queue_stop_reason_lock, - flags); - ieee80211_purge_tx_queue(&local->hw, - skbs); - return true; - } - } else { - + IEEE80211_TX_INTFL_OFFCHAN_TX_OK && + local->queue_stop_reasons[q] & + ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL))) { /* - * Since queue is stopped, queue up frames for - * later transmission from the tx-pending - * tasklet when the queue is woken again. + * Drop off-channel frames if queues are stopped + * for any reason other than off-channel + * operation. Never queue them. */ - if (txpending) - skb_queue_splice_init(skbs, - &local->pending[q]); - else - skb_queue_splice_tail_init(skbs, - &local->pending[q]); - - spin_unlock_irqrestore(&local->queue_stop_reason_lock, - flags); - return false; + spin_unlock_irqrestore( + &local->queue_stop_reason_lock, flags); + ieee80211_purge_tx_queue(&local->hw, skbs); + return true; } + + /* + * Since queue is stopped, queue up frames for later + * transmission from the tx-pending tasklet when the + * queue is woken again. + */ + if (txpending) + skb_queue_splice_init(skbs, &local->pending[q]); + else + skb_queue_splice_tail_init(skbs, + &local->pending[q]); + + spin_unlock_irqrestore(&local->queue_stop_reason_lock, + flags); + return false; } spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags); @@ -1850,24 +1844,9 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, } if (!is_multicast_ether_addr(skb->data)) { - struct sta_info *next_hop; - bool mpp_lookup = true; - mpath = mesh_path_lookup(sdata, skb->data); - if (mpath) { - mpp_lookup = false; - next_hop = rcu_dereference(mpath->next_hop); - if (!next_hop || - !(mpath->flags & (MESH_PATH_ACTIVE | - MESH_PATH_RESOLVING))) - mpp_lookup = true; - } - - if (mpp_lookup) + if (!mpath) mppath = mpp_path_lookup(sdata, skb->data); - - if (mppath && mpath) - mesh_path_del(mpath->sdata, mpath->dst); } /* @@ -2371,9 +2350,9 @@ static int ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, if (local->tim_in_locked_section) { __ieee80211_beacon_add_tim(sdata, ps, skb); } else { - spin_lock_bh(&local->tim_lock); + spin_lock(&local->tim_lock); __ieee80211_beacon_add_tim(sdata, ps, skb); - spin_unlock_bh(&local->tim_lock); + spin_unlock(&local->tim_lock); } return 0; @@ -2745,8 +2724,7 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw, cpu_to_le16(IEEE80211_FCTL_MOREDATA); } - if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) - sdata = IEEE80211_DEV_TO_SUB_IF(skb->dev); + sdata = IEEE80211_DEV_TO_SUB_IF(skb->dev); if (!ieee80211_tx_prepare(sdata, &tx, skb)) break; dev_kfree_skb_any(skb); diff --git a/trunk/net/netfilter/ipset/ip_set_core.c b/trunk/net/netfilter/ipset/ip_set_core.c index 1ba9dbc0e107..f82b2e606cfd 100644 --- a/trunk/net/netfilter/ipset/ip_set_core.c +++ b/trunk/net/netfilter/ipset/ip_set_core.c @@ -1470,8 +1470,7 @@ ip_set_utest(struct sock *ctnl, struct sk_buff *skb, if (ret == -EAGAIN) ret = 1; - return (ret < 0 && ret != -ENOTEMPTY) ? ret : - ret > 0 ? 0 : -IPSET_ERR_EXIST; + return ret < 0 ? ret : ret > 0 ? 0 : -IPSET_ERR_EXIST; } /* Get headed data of a set */ diff --git a/trunk/net/netfilter/ipvs/ip_vs_core.c b/trunk/net/netfilter/ipvs/ip_vs_core.c index 61f49d241712..47edf5a40a59 100644 --- a/trunk/net/netfilter/ipvs/ip_vs_core.c +++ b/trunk/net/netfilter/ipvs/ip_vs_core.c @@ -1394,8 +1394,10 @@ ip_vs_in_icmp(struct sk_buff *skb, int *related, unsigned int hooknum) skb_reset_network_header(skb); IP_VS_DBG(12, "ICMP for IPIP %pI4->%pI4: mtu=%u\n", &ip_hdr(skb)->saddr, &ip_hdr(skb)->daddr, mtu); + rcu_read_lock(); ipv4_update_pmtu(skb, dev_net(skb->dev), mtu, 0, 0, 0, 0); + rcu_read_unlock(); /* Client uses PMTUD? */ if (!(cih->frag_off & htons(IP_DF))) goto ignore_ipip; @@ -1575,8 +1577,7 @@ ip_vs_in(unsigned int hooknum, struct sk_buff *skb, int af) } /* ipvs enabled in this netns ? */ net = skb_net(skb); - ipvs = net_ipvs(net); - if (unlikely(sysctl_backup_only(ipvs) || !ipvs->enable)) + if (!net_ipvs(net)->enable) return NF_ACCEPT; ip_vs_fill_iph_skb(af, skb, &iph); @@ -1653,6 +1654,7 @@ ip_vs_in(unsigned int hooknum, struct sk_buff *skb, int af) } IP_VS_DBG_PKT(11, af, pp, skb, 0, "Incoming packet"); + ipvs = net_ipvs(net); /* Check the server status */ if (cp->dest && !(cp->dest->flags & IP_VS_DEST_F_AVAILABLE)) { /* the destination server is not available */ @@ -1813,15 +1815,13 @@ ip_vs_forward_icmp(unsigned int hooknum, struct sk_buff *skb, { int r; struct net *net; - struct netns_ipvs *ipvs; if (ip_hdr(skb)->protocol != IPPROTO_ICMP) return NF_ACCEPT; /* ipvs enabled in this netns ? */ net = skb_net(skb); - ipvs = net_ipvs(net); - if (unlikely(sysctl_backup_only(ipvs) || !ipvs->enable)) + if (!net_ipvs(net)->enable) return NF_ACCEPT; return ip_vs_in_icmp(skb, &r, hooknum); @@ -1835,7 +1835,6 @@ ip_vs_forward_icmp_v6(unsigned int hooknum, struct sk_buff *skb, { int r; struct net *net; - struct netns_ipvs *ipvs; struct ip_vs_iphdr iphdr; ip_vs_fill_iph_skb(AF_INET6, skb, &iphdr); @@ -1844,8 +1843,7 @@ ip_vs_forward_icmp_v6(unsigned int hooknum, struct sk_buff *skb, /* ipvs enabled in this netns ? */ net = skb_net(skb); - ipvs = net_ipvs(net); - if (unlikely(sysctl_backup_only(ipvs) || !ipvs->enable)) + if (!net_ipvs(net)->enable) return NF_ACCEPT; return ip_vs_in_icmp_v6(skb, &r, hooknum, &iphdr); diff --git a/trunk/net/netfilter/ipvs/ip_vs_ctl.c b/trunk/net/netfilter/ipvs/ip_vs_ctl.c index 9e2d1cccd1eb..c68198bf9128 100644 --- a/trunk/net/netfilter/ipvs/ip_vs_ctl.c +++ b/trunk/net/netfilter/ipvs/ip_vs_ctl.c @@ -1808,12 +1808,6 @@ static struct ctl_table vs_vars[] = { .mode = 0644, .proc_handler = proc_dointvec, }, - { - .procname = "backup_only", - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = proc_dointvec, - }, #ifdef CONFIG_IP_VS_DEBUG { .procname = "debug_level", @@ -3747,7 +3741,6 @@ static int __net_init ip_vs_control_net_init_sysctl(struct net *net) tbl[idx++].data = &ipvs->sysctl_nat_icmp_send; ipvs->sysctl_pmtu_disc = 1; tbl[idx++].data = &ipvs->sysctl_pmtu_disc; - tbl[idx++].data = &ipvs->sysctl_backup_only; ipvs->sysctl_hdr = register_net_sysctl(net, "net/ipv4/vs", tbl); diff --git a/trunk/net/netfilter/ipvs/ip_vs_proto_sctp.c b/trunk/net/netfilter/ipvs/ip_vs_proto_sctp.c index cd1d7298f7ba..ae8ec6f27688 100644 --- a/trunk/net/netfilter/ipvs/ip_vs_proto_sctp.c +++ b/trunk/net/netfilter/ipvs/ip_vs_proto_sctp.c @@ -906,7 +906,7 @@ set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp, sctp_chunkhdr_t _sctpch, *sch; unsigned char chunk_type; int event, next_state; - int ihl, cofs; + int ihl; #ifdef CONFIG_IP_VS_IPV6 ihl = cp->af == AF_INET ? ip_hdrlen(skb) : sizeof(struct ipv6hdr); @@ -914,8 +914,8 @@ set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp, ihl = ip_hdrlen(skb); #endif - cofs = ihl + sizeof(sctp_sctphdr_t); - sch = skb_header_pointer(skb, cofs, sizeof(_sctpch), &_sctpch); + sch = skb_header_pointer(skb, ihl + sizeof(sctp_sctphdr_t), + sizeof(_sctpch), &_sctpch); if (sch == NULL) return; @@ -933,12 +933,10 @@ set_sctp_state(struct ip_vs_proto_data *pd, struct ip_vs_conn *cp, */ if ((sch->type == SCTP_CID_COOKIE_ECHO) || (sch->type == SCTP_CID_COOKIE_ACK)) { - int clen = ntohs(sch->length); - - if (clen >= sizeof(sctp_chunkhdr_t)) { - sch = skb_header_pointer(skb, cofs + ALIGN(clen, 4), - sizeof(_sctpch), &_sctpch); - if (sch && sch->type == SCTP_CID_ABORT) + sch = skb_header_pointer(skb, (ihl + sizeof(sctp_sctphdr_t) + + sch->length), sizeof(_sctpch), &_sctpch); + if (sch) { + if (sch->type == SCTP_CID_ABORT) chunk_type = sch->type; } } diff --git a/trunk/net/netfilter/nf_conntrack_helper.c b/trunk/net/netfilter/nf_conntrack_helper.c index 94b4b9853f60..a9740bd6fe54 100644 --- a/trunk/net/netfilter/nf_conntrack_helper.c +++ b/trunk/net/netfilter/nf_conntrack_helper.c @@ -339,13 +339,6 @@ void nf_ct_helper_log(struct sk_buff *skb, const struct nf_conn *ct, { const struct nf_conn_help *help; const struct nf_conntrack_helper *helper; - struct va_format vaf; - va_list args; - - va_start(args, fmt); - - vaf.fmt = fmt; - vaf.va = &args; /* Called from the helper function, this call never fails */ help = nfct_help(ct); @@ -354,9 +347,7 @@ void nf_ct_helper_log(struct sk_buff *skb, const struct nf_conn *ct, helper = rcu_dereference(help->helper); nf_log_packet(nf_ct_l3num(ct), 0, skb, NULL, NULL, NULL, - "nf_ct_%s: dropping packet: %pV ", helper->name, &vaf); - - va_end(args); + "nf_ct_%s: dropping packet: %s ", helper->name, fmt); } EXPORT_SYMBOL_GPL(nf_ct_helper_log); diff --git a/trunk/net/netfilter/nf_conntrack_proto_dccp.c b/trunk/net/netfilter/nf_conntrack_proto_dccp.c index ba65b2041eb4..432f95780003 100644 --- a/trunk/net/netfilter/nf_conntrack_proto_dccp.c +++ b/trunk/net/netfilter/nf_conntrack_proto_dccp.c @@ -969,10 +969,6 @@ static int __init nf_conntrack_proto_dccp_init(void) { int ret; - ret = register_pernet_subsys(&dccp_net_ops); - if (ret < 0) - goto out_pernet; - ret = nf_ct_l4proto_register(&dccp_proto4); if (ret < 0) goto out_dccp4; @@ -981,12 +977,16 @@ static int __init nf_conntrack_proto_dccp_init(void) if (ret < 0) goto out_dccp6; + ret = register_pernet_subsys(&dccp_net_ops); + if (ret < 0) + goto out_pernet; + return 0; +out_pernet: + nf_ct_l4proto_unregister(&dccp_proto6); out_dccp6: nf_ct_l4proto_unregister(&dccp_proto4); out_dccp4: - unregister_pernet_subsys(&dccp_net_ops); -out_pernet: return ret; } diff --git a/trunk/net/netfilter/nf_conntrack_proto_gre.c b/trunk/net/netfilter/nf_conntrack_proto_gre.c index 155ce9f8a0db..bd7d01d9c7e7 100644 --- a/trunk/net/netfilter/nf_conntrack_proto_gre.c +++ b/trunk/net/netfilter/nf_conntrack_proto_gre.c @@ -420,18 +420,18 @@ static int __init nf_ct_proto_gre_init(void) { int ret; - ret = register_pernet_subsys(&proto_gre_net_ops); - if (ret < 0) - goto out_pernet; - ret = nf_ct_l4proto_register(&nf_conntrack_l4proto_gre4); if (ret < 0) goto out_gre4; + ret = register_pernet_subsys(&proto_gre_net_ops); + if (ret < 0) + goto out_pernet; + return 0; -out_gre4: - unregister_pernet_subsys(&proto_gre_net_ops); out_pernet: + nf_ct_l4proto_unregister(&nf_conntrack_l4proto_gre4); +out_gre4: return ret; } diff --git a/trunk/net/netfilter/nf_conntrack_proto_sctp.c b/trunk/net/netfilter/nf_conntrack_proto_sctp.c index ec83536def9a..480f616d5936 100644 --- a/trunk/net/netfilter/nf_conntrack_proto_sctp.c +++ b/trunk/net/netfilter/nf_conntrack_proto_sctp.c @@ -888,10 +888,6 @@ static int __init nf_conntrack_proto_sctp_init(void) { int ret; - ret = register_pernet_subsys(&sctp_net_ops); - if (ret < 0) - goto out_pernet; - ret = nf_ct_l4proto_register(&nf_conntrack_l4proto_sctp4); if (ret < 0) goto out_sctp4; @@ -900,12 +896,16 @@ static int __init nf_conntrack_proto_sctp_init(void) if (ret < 0) goto out_sctp6; + ret = register_pernet_subsys(&sctp_net_ops); + if (ret < 0) + goto out_pernet; + return 0; +out_pernet: + nf_ct_l4proto_unregister(&nf_conntrack_l4proto_sctp6); out_sctp6: nf_ct_l4proto_unregister(&nf_conntrack_l4proto_sctp4); out_sctp4: - unregister_pernet_subsys(&sctp_net_ops); -out_pernet: return ret; } diff --git a/trunk/net/netfilter/nf_conntrack_proto_udplite.c b/trunk/net/netfilter/nf_conntrack_proto_udplite.c index ca969f6273f7..157489581c31 100644 --- a/trunk/net/netfilter/nf_conntrack_proto_udplite.c +++ b/trunk/net/netfilter/nf_conntrack_proto_udplite.c @@ -371,10 +371,6 @@ static int __init nf_conntrack_proto_udplite_init(void) { int ret; - ret = register_pernet_subsys(&udplite_net_ops); - if (ret < 0) - goto out_pernet; - ret = nf_ct_l4proto_register(&nf_conntrack_l4proto_udplite4); if (ret < 0) goto out_udplite4; @@ -383,12 +379,16 @@ static int __init nf_conntrack_proto_udplite_init(void) if (ret < 0) goto out_udplite6; + ret = register_pernet_subsys(&udplite_net_ops); + if (ret < 0) + goto out_pernet; + return 0; +out_pernet: + nf_ct_l4proto_unregister(&nf_conntrack_l4proto_udplite6); out_udplite6: nf_ct_l4proto_unregister(&nf_conntrack_l4proto_udplite4); out_udplite4: - unregister_pernet_subsys(&udplite_net_ops); -out_pernet: return ret; } diff --git a/trunk/net/netfilter/nf_conntrack_standalone.c b/trunk/net/netfilter/nf_conntrack_standalone.c index fedee3943661..6bcce401fd1c 100644 --- a/trunk/net/netfilter/nf_conntrack_standalone.c +++ b/trunk/net/netfilter/nf_conntrack_standalone.c @@ -568,7 +568,6 @@ static int __init nf_conntrack_standalone_init(void) register_net_sysctl(&init_net, "net", nf_ct_netfilter_table); if (!nf_ct_netfilter_header) { pr_err("nf_conntrack: can't register to sysctl.\n"); - ret = -ENOMEM; goto out_sysctl; } #endif diff --git a/trunk/net/netfilter/nfnetlink.c b/trunk/net/netfilter/nfnetlink.c index 0b1b32cda307..d578ec251712 100644 --- a/trunk/net/netfilter/nfnetlink.c +++ b/trunk/net/netfilter/nfnetlink.c @@ -62,6 +62,11 @@ void nfnl_unlock(__u8 subsys_id) } EXPORT_SYMBOL_GPL(nfnl_unlock); +static struct mutex *nfnl_get_lock(__u8 subsys_id) +{ + return &table[subsys_id].mutex; +} + int nfnetlink_subsys_register(const struct nfnetlink_subsystem *n) { nfnl_lock(n->subsys_id); @@ -194,7 +199,7 @@ static int nfnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh) rcu_read_unlock(); nfnl_lock(subsys_id); if (rcu_dereference_protected(table[subsys_id].subsys, - lockdep_is_held(&table[subsys_id].mutex)) != ss || + lockdep_is_held(nfnl_get_lock(subsys_id))) != ss || nfnetlink_find_client(type, ss) != nc) err = -EAGAIN; else if (nc->call) diff --git a/trunk/net/netfilter/nfnetlink_acct.c b/trunk/net/netfilter/nfnetlink_acct.c index dc3fd5d44464..589d686f0b4c 100644 --- a/trunk/net/netfilter/nfnetlink_acct.c +++ b/trunk/net/netfilter/nfnetlink_acct.c @@ -49,8 +49,6 @@ nfnl_acct_new(struct sock *nfnl, struct sk_buff *skb, return -EINVAL; acct_name = nla_data(tb[NFACCT_NAME]); - if (strlen(acct_name) == 0) - return -EINVAL; list_for_each_entry(nfacct, &nfnl_acct_list, head) { if (strncmp(nfacct->name, acct_name, NFACCT_NAME_MAX) != 0) diff --git a/trunk/net/netfilter/nfnetlink_queue_core.c b/trunk/net/netfilter/nfnetlink_queue_core.c index 42680b2baa11..858fd52c1040 100644 --- a/trunk/net/netfilter/nfnetlink_queue_core.c +++ b/trunk/net/netfilter/nfnetlink_queue_core.c @@ -112,7 +112,7 @@ instance_create(u_int16_t queue_num, int portid) inst->queue_num = queue_num; inst->peer_portid = portid; inst->queue_maxlen = NFQNL_QMAX_DEFAULT; - inst->copy_range = 0xffff; + inst->copy_range = 0xfffff; inst->copy_mode = NFQNL_COPY_NONE; spin_lock_init(&inst->lock); INIT_LIST_HEAD(&inst->queue_list); @@ -1062,10 +1062,8 @@ static int __init nfnetlink_queue_init(void) #ifdef CONFIG_PROC_FS if (!proc_create("nfnetlink_queue", 0440, - proc_net_netfilter, &nfqnl_file_ops)) { - status = -ENOMEM; + proc_net_netfilter, &nfqnl_file_ops)) goto cleanup_subsys; - } #endif register_netdevice_notifier(&nfqnl_dev_notifier); diff --git a/trunk/net/netfilter/xt_AUDIT.c b/trunk/net/netfilter/xt_AUDIT.c index 3228d7f24eb4..ba92824086f3 100644 --- a/trunk/net/netfilter/xt_AUDIT.c +++ b/trunk/net/netfilter/xt_AUDIT.c @@ -124,9 +124,6 @@ audit_tg(struct sk_buff *skb, const struct xt_action_param *par) const struct xt_audit_info *info = par->targinfo; struct audit_buffer *ab; - if (audit_enabled == 0) - goto errout; - ab = audit_log_start(NULL, GFP_ATOMIC, AUDIT_NETFILTER_PKT); if (ab == NULL) goto errout; diff --git a/trunk/net/netlabel/netlabel_unlabeled.c b/trunk/net/netlabel/netlabel_unlabeled.c index 8a6c6ea466d8..847d495cd4de 100644 --- a/trunk/net/netlabel/netlabel_unlabeled.c +++ b/trunk/net/netlabel/netlabel_unlabeled.c @@ -1189,6 +1189,8 @@ static int netlbl_unlabel_staticlist(struct sk_buff *skb, struct netlbl_unlhsh_walk_arg cb_arg; u32 skip_bkt = cb->args[0]; u32 skip_chain = cb->args[1]; + u32 skip_addr4 = cb->args[2]; + u32 skip_addr6 = cb->args[3]; u32 iter_bkt; u32 iter_chain = 0, iter_addr4 = 0, iter_addr6 = 0; struct netlbl_unlhsh_iface *iface; @@ -1213,7 +1215,7 @@ static int netlbl_unlabel_staticlist(struct sk_buff *skb, continue; netlbl_af4list_foreach_rcu(addr4, &iface->addr4_list) { - if (iter_addr4++ < cb->args[2]) + if (iter_addr4++ < skip_addr4) continue; if (netlbl_unlabel_staticlist_gen( NLBL_UNLABEL_C_STATICLIST, @@ -1229,7 +1231,7 @@ static int netlbl_unlabel_staticlist(struct sk_buff *skb, #if IS_ENABLED(CONFIG_IPV6) netlbl_af6list_foreach_rcu(addr6, &iface->addr6_list) { - if (iter_addr6++ < cb->args[3]) + if (iter_addr6++ < skip_addr6) continue; if (netlbl_unlabel_staticlist_gen( NLBL_UNLABEL_C_STATICLIST, @@ -1248,10 +1250,10 @@ static int netlbl_unlabel_staticlist(struct sk_buff *skb, unlabel_staticlist_return: rcu_read_unlock(); - cb->args[0] = iter_bkt; - cb->args[1] = iter_chain; - cb->args[2] = iter_addr4; - cb->args[3] = iter_addr6; + cb->args[0] = skip_bkt; + cb->args[1] = skip_chain; + cb->args[2] = skip_addr4; + cb->args[3] = skip_addr6; return skb->len; } @@ -1271,9 +1273,12 @@ static int netlbl_unlabel_staticlistdef(struct sk_buff *skb, { struct netlbl_unlhsh_walk_arg cb_arg; struct netlbl_unlhsh_iface *iface; - u32 iter_addr4 = 0, iter_addr6 = 0; + u32 skip_addr4 = cb->args[0]; + u32 skip_addr6 = cb->args[1]; + u32 iter_addr4 = 0; struct netlbl_af4list *addr4; #if IS_ENABLED(CONFIG_IPV6) + u32 iter_addr6 = 0; struct netlbl_af6list *addr6; #endif @@ -1287,7 +1292,7 @@ static int netlbl_unlabel_staticlistdef(struct sk_buff *skb, goto unlabel_staticlistdef_return; netlbl_af4list_foreach_rcu(addr4, &iface->addr4_list) { - if (iter_addr4++ < cb->args[0]) + if (iter_addr4++ < skip_addr4) continue; if (netlbl_unlabel_staticlist_gen(NLBL_UNLABEL_C_STATICLISTDEF, iface, @@ -1300,7 +1305,7 @@ static int netlbl_unlabel_staticlistdef(struct sk_buff *skb, } #if IS_ENABLED(CONFIG_IPV6) netlbl_af6list_foreach_rcu(addr6, &iface->addr6_list) { - if (iter_addr6++ < cb->args[1]) + if (iter_addr6++ < skip_addr6) continue; if (netlbl_unlabel_staticlist_gen(NLBL_UNLABEL_C_STATICLISTDEF, iface, @@ -1315,8 +1320,8 @@ static int netlbl_unlabel_staticlistdef(struct sk_buff *skb, unlabel_staticlistdef_return: rcu_read_unlock(); - cb->args[0] = iter_addr4; - cb->args[1] = iter_addr6; + cb->args[0] = skip_addr4; + cb->args[1] = skip_addr6; return skb->len; } diff --git a/trunk/net/netlink/genetlink.c b/trunk/net/netlink/genetlink.c index 5a55be3f17a5..f2aabb6f4105 100644 --- a/trunk/net/netlink/genetlink.c +++ b/trunk/net/netlink/genetlink.c @@ -142,7 +142,6 @@ int genl_register_mc_group(struct genl_family *family, int err = 0; BUG_ON(grp->name[0] == '\0'); - BUG_ON(memchr(grp->name, '\0', GENL_NAMSIZ) == NULL); genl_lock(); diff --git a/trunk/net/netrom/af_netrom.c b/trunk/net/netrom/af_netrom.c index 103bd704b5fc..d1fa1d9ffd2e 100644 --- a/trunk/net/netrom/af_netrom.c +++ b/trunk/net/netrom/af_netrom.c @@ -1173,7 +1173,6 @@ static int nr_recvmsg(struct kiocb *iocb, struct socket *sock, } if (sax != NULL) { - memset(sax, 0, sizeof(*sax)); sax->sax25_family = AF_NETROM; skb_copy_from_linear_data_offset(skb, 7, sax->sax25_call.ax25_call, AX25_ADDR_LEN); diff --git a/trunk/net/nfc/llcp/llcp.c b/trunk/net/nfc/llcp/llcp.c index ee25f25f0cd6..7f8266dd14cb 100644 --- a/trunk/net/nfc/llcp/llcp.c +++ b/trunk/net/nfc/llcp/llcp.c @@ -68,8 +68,7 @@ static void nfc_llcp_socket_purge(struct nfc_llcp_sock *sock) } } -static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen, - int err) +static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen) { struct sock *sk; struct hlist_node *tmp; @@ -101,12 +100,11 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen, nfc_llcp_accept_unlink(accept_sk); - if (err) - accept_sk->sk_err = err; accept_sk->sk_state = LLCP_CLOSED; - accept_sk->sk_state_change(sk); bh_unlock_sock(accept_sk); + + sock_orphan(accept_sk); } if (listen == true) { @@ -125,45 +123,16 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen, continue; } - if (err) - sk->sk_err = err; sk->sk_state = LLCP_CLOSED; - sk->sk_state_change(sk); bh_unlock_sock(sk); - sk_del_node_init(sk); - } - - write_unlock(&local->sockets.lock); - - /* - * If we want to keep the listening sockets alive, - * we don't touch the RAW ones. - */ - if (listen == true) - return; - - write_lock(&local->raw_sockets.lock); - - sk_for_each_safe(sk, tmp, &local->raw_sockets.head) { - llcp_sock = nfc_llcp_sock(sk); - - bh_lock_sock(sk); - - nfc_llcp_socket_purge(llcp_sock); - - if (err) - sk->sk_err = err; - sk->sk_state = LLCP_CLOSED; - sk->sk_state_change(sk); - - bh_unlock_sock(sk); + sock_orphan(sk); sk_del_node_init(sk); } - write_unlock(&local->raw_sockets.lock); + write_unlock(&local->sockets.lock); } struct nfc_llcp_local *nfc_llcp_local_get(struct nfc_llcp_local *local) @@ -173,17 +142,6 @@ struct nfc_llcp_local *nfc_llcp_local_get(struct nfc_llcp_local *local) return local; } -static void local_cleanup(struct nfc_llcp_local *local, bool listen) -{ - nfc_llcp_socket_release(local, listen, ENXIO); - del_timer_sync(&local->link_timer); - skb_queue_purge(&local->tx_queue); - cancel_work_sync(&local->tx_work); - cancel_work_sync(&local->rx_work); - cancel_work_sync(&local->timeout_work); - kfree_skb(local->rx_pending); -} - static void local_release(struct kref *ref) { struct nfc_llcp_local *local; @@ -191,7 +149,13 @@ static void local_release(struct kref *ref) local = container_of(ref, struct nfc_llcp_local, ref); list_del(&local->list); - local_cleanup(local, false); + nfc_llcp_socket_release(local, false); + del_timer_sync(&local->link_timer); + skb_queue_purge(&local->tx_queue); + cancel_work_sync(&local->tx_work); + cancel_work_sync(&local->rx_work); + cancel_work_sync(&local->timeout_work); + kfree_skb(local->rx_pending); kfree(local); } @@ -821,6 +785,7 @@ static void nfc_llcp_recv_ui(struct nfc_llcp_local *local, skb_get(skb); } else { pr_err("Receive queue is full\n"); + kfree_skb(skb); } nfc_llcp_sock_put(llcp_sock); @@ -1021,6 +986,7 @@ static void nfc_llcp_recv_hdlc(struct nfc_llcp_local *local, skb_get(skb); } else { pr_err("Receive queue is full\n"); + kfree_skb(skb); } } @@ -1382,7 +1348,7 @@ void nfc_llcp_mac_is_down(struct nfc_dev *dev) return; /* Close and purge all existing sockets */ - nfc_llcp_socket_release(local, true, 0); + nfc_llcp_socket_release(local, true); } void nfc_llcp_mac_is_up(struct nfc_dev *dev, u32 target_idx, @@ -1461,8 +1427,6 @@ void nfc_llcp_unregister_device(struct nfc_dev *dev) return; } - local_cleanup(local, false); - nfc_llcp_local_put(local); } diff --git a/trunk/net/nfc/llcp/sock.c b/trunk/net/nfc/llcp/sock.c index 6c94447ec414..5332751943a9 100644 --- a/trunk/net/nfc/llcp/sock.c +++ b/trunk/net/nfc/llcp/sock.c @@ -270,9 +270,7 @@ struct sock *nfc_llcp_accept_dequeue(struct sock *parent, } if (sk->sk_state == LLCP_CONNECTED || !newsock) { - list_del_init(&lsk->accept_queue); - sock_put(sk); - + nfc_llcp_accept_unlink(sk); if (newsock) sock_graft(sk, newsock); @@ -280,8 +278,6 @@ struct sock *nfc_llcp_accept_dequeue(struct sock *parent, pr_debug("Returning sk state %d\n", sk->sk_state); - sk_acceptq_removed(parent); - return sk; } @@ -466,6 +462,8 @@ static int llcp_sock_release(struct socket *sock) nfc_llcp_accept_unlink(accept_sk); release_sock(accept_sk); + + sock_orphan(accept_sk); } } @@ -646,8 +644,6 @@ static int llcp_sock_recvmsg(struct kiocb *iocb, struct socket *sock, pr_debug("%p %zu\n", sk, len); - msg->msg_namelen = 0; - lock_sock(sk); if (sk->sk_state == LLCP_CLOSED && @@ -693,7 +689,6 @@ static int llcp_sock_recvmsg(struct kiocb *iocb, struct socket *sock, pr_debug("Datagram socket %d %d\n", ui_cb->dsap, ui_cb->ssap); - memset(sockaddr, 0, sizeof(*sockaddr)); sockaddr->sa_family = AF_NFC; sockaddr->nfc_protocol = NFC_PROTO_NFC_DEP; sockaddr->dsap = ui_cb->dsap; diff --git a/trunk/net/openvswitch/actions.c b/trunk/net/openvswitch/actions.c index d4d5363c7ba7..ac2defeeba83 100644 --- a/trunk/net/openvswitch/actions.c +++ b/trunk/net/openvswitch/actions.c @@ -58,7 +58,7 @@ static int __pop_vlan_tci(struct sk_buff *skb, __be16 *current_tci) if (skb->ip_summed == CHECKSUM_COMPLETE) skb->csum = csum_sub(skb->csum, csum_partial(skb->data - + (2 * ETH_ALEN), VLAN_HLEN, 0)); + + ETH_HLEN, VLAN_HLEN, 0)); vhdr = (struct vlan_hdr *)(skb->data + ETH_HLEN); *current_tci = vhdr->h_vlan_TCI; @@ -115,7 +115,7 @@ static int push_vlan(struct sk_buff *skb, const struct ovs_action_push_vlan *vla if (skb->ip_summed == CHECKSUM_COMPLETE) skb->csum = csum_add(skb->csum, csum_partial(skb->data - + (2 * ETH_ALEN), VLAN_HLEN, 0)); + + ETH_HLEN, VLAN_HLEN, 0)); } __vlan_hwaccel_put_tag(skb, ntohs(vlan->vlan_tci) & ~VLAN_TAG_PRESENT); diff --git a/trunk/net/openvswitch/datapath.c b/trunk/net/openvswitch/datapath.c index a4b724708a1a..e87a26506dba 100644 --- a/trunk/net/openvswitch/datapath.c +++ b/trunk/net/openvswitch/datapath.c @@ -394,7 +394,6 @@ static int queue_userspace_packet(struct net *net, int dp_ifindex, skb_copy_and_csum_dev(skb, nla_data(nla)); - genlmsg_end(user_skb, upcall); err = genlmsg_unicast(net, user_skb, upcall_info->portid); out: @@ -1691,7 +1690,6 @@ static int ovs_vport_cmd_new(struct sk_buff *skb, struct genl_info *info) if (IS_ERR(vport)) goto exit_unlock; - err = 0; reply = ovs_vport_cmd_build_info(vport, info->snd_portid, info->snd_seq, OVS_VPORT_CMD_NEW); if (IS_ERR(reply)) { @@ -1773,7 +1771,6 @@ static int ovs_vport_cmd_del(struct sk_buff *skb, struct genl_info *info) if (IS_ERR(reply)) goto exit_unlock; - err = 0; ovs_dp_detach_port(vport); genl_notify(reply, genl_info_net(info), info->snd_portid, diff --git a/trunk/net/openvswitch/flow.c b/trunk/net/openvswitch/flow.c index fe0e4215c73d..20605ecf100b 100644 --- a/trunk/net/openvswitch/flow.c +++ b/trunk/net/openvswitch/flow.c @@ -482,11 +482,7 @@ static __be16 parse_ethertype(struct sk_buff *skb) return htons(ETH_P_802_2); __skb_pull(skb, sizeof(struct llc_snap_hdr)); - - if (ntohs(llc->ethertype) >= 1536) - return llc->ethertype; - - return htons(ETH_P_802_2); + return llc->ethertype; } static int parse_icmpv6(struct sk_buff *skb, struct sw_flow_key *key, diff --git a/trunk/net/openvswitch/vport-netdev.c b/trunk/net/openvswitch/vport-netdev.c index 2130d61c384a..670cbc3518de 100644 --- a/trunk/net/openvswitch/vport-netdev.c +++ b/trunk/net/openvswitch/vport-netdev.c @@ -43,7 +43,8 @@ static void netdev_port_receive(struct vport *vport, struct sk_buff *skb) /* Make our own copy of the packet. Otherwise we will mangle the * packet for anyone who came before us (e.g. tcpdump via AF_PACKET). - */ + * (No one comes after us, since we tell handle_bridge() that we took + * the packet.) */ skb = skb_share_check(skb, GFP_ATOMIC); if (unlikely(!skb)) return; diff --git a/trunk/net/openvswitch/vport.c b/trunk/net/openvswitch/vport.c index f6b8132ce4cb..ba717cc038b3 100644 --- a/trunk/net/openvswitch/vport.c +++ b/trunk/net/openvswitch/vport.c @@ -325,7 +325,8 @@ int ovs_vport_get_options(const struct vport *vport, struct sk_buff *skb) * @skb: skb that was received * * Must be called with rcu_read_lock. The packet cannot be shared and - * skb->data should point to the Ethernet header. + * skb->data should point to the Ethernet header. The caller must have already + * called compute_ip_summed() to initialize the checksumming fields. */ void ovs_vport_receive(struct vport *vport, struct sk_buff *skb) { diff --git a/trunk/net/rds/message.c b/trunk/net/rds/message.c index aba232f9f308..f0a4658f3273 100644 --- a/trunk/net/rds/message.c +++ b/trunk/net/rds/message.c @@ -82,7 +82,10 @@ static void rds_message_purge(struct rds_message *rm) void rds_message_put(struct rds_message *rm) { rdsdebug("put rm %p ref %d\n", rm, atomic_read(&rm->m_refcount)); - WARN(!atomic_read(&rm->m_refcount), "danger refcount zero on %p\n", rm); + if (atomic_read(&rm->m_refcount) == 0) { +printk(KERN_CRIT "danger refcount zero on %p\n", rm); +WARN_ON(1); + } if (atomic_dec_and_test(&rm->m_refcount)) { BUG_ON(!list_empty(&rm->m_sock_item)); BUG_ON(!list_empty(&rm->m_conn_item)); @@ -194,9 +197,6 @@ struct rds_message *rds_message_alloc(unsigned int extra_len, gfp_t gfp) { struct rds_message *rm; - if (extra_len > KMALLOC_MAX_SIZE - sizeof(struct rds_message)) - return NULL; - rm = kzalloc(sizeof(struct rds_message) + extra_len, gfp); if (!rm) goto out; diff --git a/trunk/net/rds/stats.c b/trunk/net/rds/stats.c index 73be187d389e..7be790d60b90 100644 --- a/trunk/net/rds/stats.c +++ b/trunk/net/rds/stats.c @@ -87,7 +87,6 @@ void rds_stats_info_copy(struct rds_info_iterator *iter, for (i = 0; i < nr; i++) { BUG_ON(strlen(names[i]) >= sizeof(ctr.name)); strncpy(ctr.name, names[i], sizeof(ctr.name) - 1); - ctr.name[sizeof(ctr.name) - 1] = '\0'; ctr.value = values[i]; rds_info_copy(iter, &ctr, sizeof(ctr)); diff --git a/trunk/net/rose/af_rose.c b/trunk/net/rose/af_rose.c index 9c8347451597..cf68e6e4054a 100644 --- a/trunk/net/rose/af_rose.c +++ b/trunk/net/rose/af_rose.c @@ -1253,7 +1253,6 @@ static int rose_recvmsg(struct kiocb *iocb, struct socket *sock, skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied); if (srose != NULL) { - memset(srose, 0, msg->msg_namelen); srose->srose_family = AF_ROSE; srose->srose_addr = rose->dest_addr; srose->srose_call = rose->dest_call; diff --git a/trunk/net/sched/sch_cbq.c b/trunk/net/sched/sch_cbq.c index 1bc210ffcba2..13aa47aa2ffb 100644 --- a/trunk/net/sched/sch_cbq.c +++ b/trunk/net/sched/sch_cbq.c @@ -962,11 +962,8 @@ cbq_dequeue(struct Qdisc *sch) cbq_update(q); if ((incr -= incr2) < 0) incr = 0; - q->now += incr; - } else { - if (now > q->now) - q->now = now; } + q->now += incr; q->now_rt = now; for (;;) { diff --git a/trunk/net/sched/sch_fq_codel.c b/trunk/net/sched/sch_fq_codel.c index 55786283a3df..4e606fcb2534 100644 --- a/trunk/net/sched/sch_fq_codel.c +++ b/trunk/net/sched/sch_fq_codel.c @@ -195,7 +195,7 @@ static int fq_codel_enqueue(struct sk_buff *skb, struct Qdisc *sch) flow->deficit = q->quantum; flow->dropped = 0; } - if (++sch->q.qlen <= sch->limit) + if (++sch->q.qlen < sch->limit) return NET_XMIT_SUCCESS; q->drop_overlimit++; diff --git a/trunk/net/sched/sch_generic.c b/trunk/net/sched/sch_generic.c index eac7e0ee23c1..ffad48109a22 100644 --- a/trunk/net/sched/sch_generic.c +++ b/trunk/net/sched/sch_generic.c @@ -904,7 +904,7 @@ void psched_ratecfg_precompute(struct psched_ratecfg *r, u32 rate) u64 mult; int shift; - r->rate_bps = (u64)rate << 3; + r->rate_bps = rate << 3; r->shift = 0; r->mult = 1; /* diff --git a/trunk/net/sched/sch_qfq.c b/trunk/net/sched/sch_qfq.c index d51852bba01c..e9a77f621c3d 100644 --- a/trunk/net/sched/sch_qfq.c +++ b/trunk/net/sched/sch_qfq.c @@ -298,10 +298,6 @@ static void qfq_update_agg(struct qfq_sched *q, struct qfq_aggregate *agg, new_num_classes == q->max_agg_classes - 1) /* agg no more full */ hlist_add_head(&agg->nonfull_next, &q->nonfull_aggs); - /* The next assignment may let - * agg->initial_budget > agg->budgetmax - * hold, we will take it into account in charge_actual_service(). - */ agg->budgetmax = new_num_classes * agg->lmax; new_agg_weight = agg->class_weight * new_num_classes; agg->inv_w = ONE_FP/new_agg_weight; @@ -821,7 +817,7 @@ static void qfq_make_eligible(struct qfq_sched *q) unsigned long old_vslot = q->oldV >> q->min_slot_shift; if (vslot != old_vslot) { - unsigned long mask = (1ULL << fls(vslot ^ old_vslot)) - 1; + unsigned long mask = (1UL << fls(vslot ^ old_vslot)) - 1; qfq_move_groups(q, mask, IR, ER); qfq_move_groups(q, mask, IB, EB); } @@ -992,23 +988,12 @@ static inline struct sk_buff *qfq_peek_skb(struct qfq_aggregate *agg, /* Update F according to the actual service received by the aggregate. */ static inline void charge_actual_service(struct qfq_aggregate *agg) { - /* Compute the service received by the aggregate, taking into - * account that, after decreasing the number of classes in - * agg, it may happen that - * agg->initial_budget - agg->budget > agg->bugdetmax - */ - u32 service_received = min(agg->budgetmax, - agg->initial_budget - agg->budget); + /* compute the service received by the aggregate */ + u32 service_received = agg->initial_budget - agg->budget; agg->F = agg->S + (u64)service_received * agg->inv_w; } -static inline void qfq_update_agg_ts(struct qfq_sched *q, - struct qfq_aggregate *agg, - enum update_reason reason); - -static void qfq_schedule_agg(struct qfq_sched *q, struct qfq_aggregate *agg); - static struct sk_buff *qfq_dequeue(struct Qdisc *sch) { struct qfq_sched *q = qdisc_priv(sch); @@ -1036,7 +1021,7 @@ static struct sk_buff *qfq_dequeue(struct Qdisc *sch) in_serv_agg->initial_budget = in_serv_agg->budget = in_serv_agg->budgetmax; - if (!list_empty(&in_serv_agg->active)) { + if (!list_empty(&in_serv_agg->active)) /* * Still active: reschedule for * service. Possible optimization: if no other @@ -1047,9 +1032,8 @@ static struct sk_buff *qfq_dequeue(struct Qdisc *sch) * handle it, we would need to maintain an * extra num_active_aggs field. */ - qfq_update_agg_ts(q, in_serv_agg, requeue); - qfq_schedule_agg(q, in_serv_agg); - } else if (sch->q.qlen == 0) { /* no aggregate to serve */ + qfq_activate_agg(q, in_serv_agg, requeue); + else if (sch->q.qlen == 0) { /* no aggregate to serve */ q->in_serv_agg = NULL; return NULL; } @@ -1068,15 +1052,7 @@ static struct sk_buff *qfq_dequeue(struct Qdisc *sch) qdisc_bstats_update(sch, skb); agg_dequeue(in_serv_agg, cl, len); - /* If lmax is lowered, through qfq_change_class, for a class - * owning pending packets with larger size than the new value - * of lmax, then the following condition may hold. - */ - if (unlikely(in_serv_agg->budget < len)) - in_serv_agg->budget = 0; - else - in_serv_agg->budget -= len; - + in_serv_agg->budget -= len; q->V += (u64)len * IWSUM; pr_debug("qfq dequeue: len %u F %lld now %lld\n", len, (unsigned long long) in_serv_agg->F, @@ -1241,11 +1217,17 @@ static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch) cl->deficit = agg->lmax; list_add_tail(&cl->alist, &agg->active); - if (list_first_entry(&agg->active, struct qfq_class, alist) != cl || - q->in_serv_agg == agg) - return err; /* non-empty or in service, nothing else to do */ + if (list_first_entry(&agg->active, struct qfq_class, alist) != cl) + return err; /* aggregate was not empty, nothing else to do */ - qfq_activate_agg(q, agg, enqueue); + /* recharge budget */ + agg->initial_budget = agg->budget = agg->budgetmax; + + qfq_update_agg_ts(q, agg, enqueue); + if (q->in_serv_agg == NULL) + q->in_serv_agg = agg; + else if (agg != q->in_serv_agg) + qfq_schedule_agg(q, agg); return err; } @@ -1279,8 +1261,7 @@ static void qfq_schedule_agg(struct qfq_sched *q, struct qfq_aggregate *agg) /* group was surely ineligible, remove */ __clear_bit(grp->index, &q->bitmaps[IR]); __clear_bit(grp->index, &q->bitmaps[IB]); - } else if (!q->bitmaps[ER] && qfq_gt(roundedS, q->V) && - q->in_serv_agg == NULL) + } else if (!q->bitmaps[ER] && qfq_gt(roundedS, q->V)) q->V = roundedS; grp->S = roundedS; @@ -1303,15 +1284,8 @@ static void qfq_schedule_agg(struct qfq_sched *q, struct qfq_aggregate *agg) static void qfq_activate_agg(struct qfq_sched *q, struct qfq_aggregate *agg, enum update_reason reason) { - agg->initial_budget = agg->budget = agg->budgetmax; /* recharge budg. */ - qfq_update_agg_ts(q, agg, reason); - if (q->in_serv_agg == NULL) { /* no aggr. in service or scheduled */ - q->in_serv_agg = agg; /* start serving this aggregate */ - /* update V: to be in service, agg must be eligible */ - q->oldV = q->V = agg->S; - } else if (agg != q->in_serv_agg) - qfq_schedule_agg(q, agg); + qfq_schedule_agg(q, agg); } static void qfq_slot_remove(struct qfq_sched *q, struct qfq_group *grp, @@ -1383,6 +1357,8 @@ static void qfq_deactivate_agg(struct qfq_sched *q, struct qfq_aggregate *agg) __set_bit(grp->index, &q->bitmaps[s]); } } + + qfq_update_eligible(q); } static void qfq_qlen_notify(struct Qdisc *sch, unsigned long arg) diff --git a/trunk/net/sctp/associola.c b/trunk/net/sctp/associola.c index d2709e2b7be6..43cd0dd9149d 100644 --- a/trunk/net/sctp/associola.c +++ b/trunk/net/sctp/associola.c @@ -1079,7 +1079,7 @@ struct sctp_transport *sctp_assoc_lookup_tsn(struct sctp_association *asoc, transports) { if (transport == active) - continue; + break; list_for_each_entry(chunk, &transport->transmitted, transmitted_list) { if (key == chunk->subh.data_hdr->tsn) { diff --git a/trunk/net/sctp/endpointola.c b/trunk/net/sctp/endpointola.c index 12ed45dbe75d..2b3ef03c6098 100644 --- a/trunk/net/sctp/endpointola.c +++ b/trunk/net/sctp/endpointola.c @@ -155,7 +155,7 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep, /* SCTP-AUTH extensions*/ INIT_LIST_HEAD(&ep->endpoint_shared_keys); - null_key = sctp_auth_shkey_create(0, gfp); + null_key = sctp_auth_shkey_create(0, GFP_KERNEL); if (!null_key) goto nomem; diff --git a/trunk/net/sctp/sm_statefuns.c b/trunk/net/sctp/sm_statefuns.c index de1a0138317f..5131fcfedb03 100644 --- a/trunk/net/sctp/sm_statefuns.c +++ b/trunk/net/sctp/sm_statefuns.c @@ -2082,7 +2082,7 @@ sctp_disposition_t sctp_sf_do_5_2_4_dupcook(struct net *net, } /* Delete the tempory new association. */ - sctp_add_cmd_sf(commands, SCTP_CMD_SET_ASOC, SCTP_ASOC(new_asoc)); + sctp_add_cmd_sf(commands, SCTP_CMD_NEW_ASOC, SCTP_ASOC(new_asoc)); sctp_add_cmd_sf(commands, SCTP_CMD_DELETE_TCB, SCTP_NULL()); /* Restore association pointer to provide SCTP command interpeter diff --git a/trunk/net/sctp/socket.c b/trunk/net/sctp/socket.c index b9070736b8d9..c99458df3f3f 100644 --- a/trunk/net/sctp/socket.c +++ b/trunk/net/sctp/socket.c @@ -5653,9 +5653,6 @@ static int sctp_getsockopt_assoc_stats(struct sock *sk, int len, if (len < sizeof(sctp_assoc_t)) return -EINVAL; - /* Allow the struct to grow and fill in as much as possible */ - len = min_t(size_t, len, sizeof(sas)); - if (copy_from_user(&sas, optval, len)) return -EFAULT; @@ -5689,6 +5686,9 @@ static int sctp_getsockopt_assoc_stats(struct sock *sk, int len, /* Mark beginning of a new observation period */ asoc->stats.max_obs_rto = asoc->rto_min; + /* Allow the struct to grow and fill in as much as possible */ + len = min_t(size_t, len, sizeof(sas)); + if (put_user(len, optlen)) return -EFAULT; diff --git a/trunk/net/sctp/ssnmap.c b/trunk/net/sctp/ssnmap.c index 825ea94415b3..442ad4ed6315 100644 --- a/trunk/net/sctp/ssnmap.c +++ b/trunk/net/sctp/ssnmap.c @@ -41,6 +41,8 @@ #include #include +#define MAX_KMALLOC_SIZE 131072 + static struct sctp_ssnmap *sctp_ssnmap_init(struct sctp_ssnmap *map, __u16 in, __u16 out); @@ -63,7 +65,7 @@ struct sctp_ssnmap *sctp_ssnmap_new(__u16 in, __u16 out, int size; size = sctp_ssnmap_size(in, out); - if (size <= KMALLOC_MAX_SIZE) + if (size <= MAX_KMALLOC_SIZE) retval = kmalloc(size, gfp); else retval = (struct sctp_ssnmap *) @@ -80,7 +82,7 @@ struct sctp_ssnmap *sctp_ssnmap_new(__u16 in, __u16 out, return retval; fail_map: - if (size <= KMALLOC_MAX_SIZE) + if (size <= MAX_KMALLOC_SIZE) kfree(retval); else free_pages((unsigned long)retval, get_order(size)); @@ -122,7 +124,7 @@ void sctp_ssnmap_free(struct sctp_ssnmap *map) int size; size = sctp_ssnmap_size(map->in.len, map->out.len); - if (size <= KMALLOC_MAX_SIZE) + if (size <= MAX_KMALLOC_SIZE) kfree(map); else free_pages((unsigned long)map, get_order(size)); diff --git a/trunk/net/sctp/tsnmap.c b/trunk/net/sctp/tsnmap.c index 396c45174e5b..5f25e0c92c31 100644 --- a/trunk/net/sctp/tsnmap.c +++ b/trunk/net/sctp/tsnmap.c @@ -51,7 +51,7 @@ static void sctp_tsnmap_update(struct sctp_tsnmap *map); static void sctp_tsnmap_find_gap_ack(unsigned long *map, __u16 off, __u16 len, __u16 *start, __u16 *end); -static int sctp_tsnmap_grow(struct sctp_tsnmap *map, u16 size); +static int sctp_tsnmap_grow(struct sctp_tsnmap *map, u16 gap); /* Initialize a block of memory as a tsnmap. */ struct sctp_tsnmap *sctp_tsnmap_init(struct sctp_tsnmap *map, __u16 len, @@ -124,7 +124,7 @@ int sctp_tsnmap_mark(struct sctp_tsnmap *map, __u32 tsn, gap = tsn - map->base_tsn; - if (gap >= map->len && !sctp_tsnmap_grow(map, gap + 1)) + if (gap >= map->len && !sctp_tsnmap_grow(map, gap)) return -ENOMEM; if (!sctp_tsnmap_has_gap(map) && gap == 0) { @@ -360,24 +360,23 @@ __u16 sctp_tsnmap_num_gabs(struct sctp_tsnmap *map, return ngaps; } -static int sctp_tsnmap_grow(struct sctp_tsnmap *map, u16 size) +static int sctp_tsnmap_grow(struct sctp_tsnmap *map, u16 gap) { unsigned long *new; unsigned long inc; u16 len; - if (size > SCTP_TSN_MAP_SIZE) + if (gap >= SCTP_TSN_MAP_SIZE) return 0; - inc = ALIGN((size - map->len), BITS_PER_LONG) + SCTP_TSN_MAP_INCREMENT; + inc = ALIGN((gap - map->len),BITS_PER_LONG) + SCTP_TSN_MAP_INCREMENT; len = min_t(u16, map->len + inc, SCTP_TSN_MAP_SIZE); new = kzalloc(len>>3, GFP_ATOMIC); if (!new) return 0; - bitmap_copy(new, map->tsn_map, - map->max_tsn_seen - map->cumulative_tsn_ack_point); + bitmap_copy(new, map->tsn_map, map->max_tsn_seen - map->base_tsn); kfree(map->tsn_map); map->tsn_map = new; map->len = len; diff --git a/trunk/net/sctp/ulpqueue.c b/trunk/net/sctp/ulpqueue.c index 0fd5b3d2df03..ada17464b65b 100644 --- a/trunk/net/sctp/ulpqueue.c +++ b/trunk/net/sctp/ulpqueue.c @@ -106,7 +106,6 @@ int sctp_ulpq_tail_data(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk, { struct sk_buff_head temp; struct sctp_ulpevent *event; - int event_eor = 0; /* Create an event from the incoming chunk. */ event = sctp_ulpevent_make_rcvmsg(chunk->asoc, chunk, gfp); @@ -128,12 +127,10 @@ int sctp_ulpq_tail_data(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk, /* Send event to the ULP. 'event' is the sctp_ulpevent for * very first SKB on the 'temp' list. */ - if (event) { - event_eor = (event->msg_flags & MSG_EOR) ? 1 : 0; + if (event) sctp_ulpq_tail_event(ulpq, event); - } - return event_eor; + return 0; } /* Add a new event for propagation to the ULP. */ @@ -543,19 +540,14 @@ static struct sctp_ulpevent *sctp_ulpq_retrieve_partial(struct sctp_ulpq *ulpq) ctsn = cevent->tsn; switch (cevent->msg_flags & SCTP_DATA_FRAG_MASK) { - case SCTP_DATA_FIRST_FRAG: - if (!first_frag) - return NULL; - goto done; case SCTP_DATA_MIDDLE_FRAG: if (!first_frag) { first_frag = pos; next_tsn = ctsn + 1; last_frag = pos; - } else if (next_tsn == ctsn) { + } else if (next_tsn == ctsn) next_tsn++; - last_frag = pos; - } else + else goto done; break; case SCTP_DATA_LAST_FRAG: @@ -659,14 +651,6 @@ static struct sctp_ulpevent *sctp_ulpq_retrieve_first(struct sctp_ulpq *ulpq) } else goto done; break; - - case SCTP_DATA_LAST_FRAG: - if (!first_frag) - return NULL; - else - goto done; - break; - default: return NULL; } @@ -978,43 +962,20 @@ static __u16 sctp_ulpq_renege_list(struct sctp_ulpq *ulpq, struct sk_buff_head *list, __u16 needed) { __u16 freed = 0; - __u32 tsn, last_tsn; - struct sk_buff *skb, *flist, *last; + __u32 tsn; + struct sk_buff *skb; struct sctp_ulpevent *event; struct sctp_tsnmap *tsnmap; tsnmap = &ulpq->asoc->peer.tsn_map; - while ((skb = skb_peek_tail(list)) != NULL) { + while ((skb = __skb_dequeue_tail(list)) != NULL) { + freed += skb_headlen(skb); event = sctp_skb2event(skb); tsn = event->tsn; - /* Don't renege below the Cumulative TSN ACK Point. */ - if (TSN_lte(tsn, sctp_tsnmap_get_ctsn(tsnmap))) - break; - - /* Events in ordering queue may have multiple fragments - * corresponding to additional TSNs. Sum the total - * freed space; find the last TSN. - */ - freed += skb_headlen(skb); - flist = skb_shinfo(skb)->frag_list; - for (last = flist; flist; flist = flist->next) { - last = flist; - freed += skb_headlen(last); - } - if (last) - last_tsn = sctp_skb2event(last)->tsn; - else - last_tsn = tsn; - - /* Unlink the event, then renege all applicable TSNs. */ - __skb_unlink(skb, list); sctp_ulpevent_free(event); - while (TSN_lte(tsn, last_tsn)) { - sctp_tsnmap_renege(tsnmap, tsn); - tsn++; - } + sctp_tsnmap_renege(tsnmap, tsn); if (freed >= needed) return freed; } @@ -1041,28 +1002,16 @@ void sctp_ulpq_partial_delivery(struct sctp_ulpq *ulpq, struct sctp_ulpevent *event; struct sctp_association *asoc; struct sctp_sock *sp; - __u32 ctsn; - struct sk_buff *skb; asoc = ulpq->asoc; sp = sctp_sk(asoc->base.sk); /* If the association is already in Partial Delivery mode - * we have nothing to do. + * we have noting to do. */ if (ulpq->pd_mode) return; - /* Data must be at or below the Cumulative TSN ACK Point to - * start partial delivery. - */ - skb = skb_peek(&asoc->ulpq.reasm); - if (skb != NULL) { - ctsn = sctp_skb2event(skb)->tsn; - if (!TSN_lte(ctsn, sctp_tsnmap_get_ctsn(&asoc->peer.tsn_map))) - return; - } - /* If the user enabled fragment interleave socket option, * multiple associations can enter partial delivery. * Otherwise, we can only enter partial delivery if the @@ -1105,16 +1054,12 @@ void sctp_ulpq_renege(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk, } /* If able to free enough room, accept this chunk. */ if (chunk && (freed >= needed)) { - int retval; - retval = sctp_ulpq_tail_data(ulpq, chunk, gfp); - /* - * Enter partial delivery if chunk has not been - * delivered; otherwise, drain the reassembly queue. - */ - if (retval <= 0) - sctp_ulpq_partial_delivery(ulpq, gfp); - else if (retval == 1) - sctp_ulpq_reasm_drain(ulpq); + __u32 tsn; + tsn = ntohl(chunk->subh.data_hdr->tsn); + sctp_tsnmap_mark(&asoc->peer.tsn_map, tsn, chunk->transport); + sctp_ulpq_tail_data(ulpq, chunk, gfp); + + sctp_ulpq_partial_delivery(ulpq, gfp); } sk_mem_reclaim(asoc->base.sk); diff --git a/trunk/net/sunrpc/auth_gss/svcauth_gss.c b/trunk/net/sunrpc/auth_gss/svcauth_gss.c index 5ead60550895..f7d34e7b6f81 100644 --- a/trunk/net/sunrpc/auth_gss/svcauth_gss.c +++ b/trunk/net/sunrpc/auth_gss/svcauth_gss.c @@ -447,21 +447,17 @@ static int rsc_parse(struct cache_detail *cd, else { int N, i; - /* - * NOTE: we skip uid_valid()/gid_valid() checks here: - * instead, * -1 id's are later mapped to the - * (export-specific) anonymous id by nfsd_setuser. - * - * (But supplementary gid's get no such special - * treatment so are checked for validity here.) - */ /* uid */ rsci.cred.cr_uid = make_kuid(&init_user_ns, id); + if (!uid_valid(rsci.cred.cr_uid)) + goto out; /* gid */ if (get_int(&mesg, &id)) goto out; rsci.cred.cr_gid = make_kgid(&init_user_ns, id); + if (!gid_valid(rsci.cred.cr_gid)) + goto out; /* number of additional gid's */ if (get_int(&mesg, &N)) diff --git a/trunk/net/sunrpc/clnt.c b/trunk/net/sunrpc/clnt.c index d5f35f15af98..dcc446e7fbf6 100644 --- a/trunk/net/sunrpc/clnt.c +++ b/trunk/net/sunrpc/clnt.c @@ -304,8 +304,10 @@ static struct rpc_clnt * rpc_new_client(const struct rpc_create_args *args, stru err = rpciod_up(); if (err) goto out_no_rpciod; - err = -EINVAL; + if (!xprt) + goto out_no_xprt; + if (args->version >= program->nrvers) goto out_err; version = program->version[args->version]; @@ -380,9 +382,10 @@ static struct rpc_clnt * rpc_new_client(const struct rpc_create_args *args, stru out_no_stats: kfree(clnt); out_err: + xprt_put(xprt); +out_no_xprt: rpciod_down(); out_no_rpciod: - xprt_put(xprt); return ERR_PTR(err); } @@ -509,7 +512,7 @@ static struct rpc_clnt *__rpc_clone_client(struct rpc_create_args *args, new = rpc_new_client(args, xprt); if (IS_ERR(new)) { err = PTR_ERR(new); - goto out_err; + goto out_put; } atomic_inc(&clnt->cl_count); @@ -522,6 +525,8 @@ static struct rpc_clnt *__rpc_clone_client(struct rpc_create_args *args, new->cl_chatty = clnt->cl_chatty; return new; +out_put: + xprt_put(xprt); out_err: dprintk("RPC: %s: returned error %d\n", __func__, err); return ERR_PTR(err); diff --git a/trunk/net/sunrpc/rpc_pipe.c b/trunk/net/sunrpc/rpc_pipe.c index a9129f8d7070..7b9b40224a27 100644 --- a/trunk/net/sunrpc/rpc_pipe.c +++ b/trunk/net/sunrpc/rpc_pipe.c @@ -1174,8 +1174,6 @@ static struct file_system_type rpc_pipe_fs_type = { .mount = rpc_mount, .kill_sb = rpc_kill_sb, }; -MODULE_ALIAS_FS("rpc_pipefs"); -MODULE_ALIAS("rpc_pipefs"); static void init_once(void *foo) @@ -1220,3 +1218,6 @@ void unregister_rpc_pipefs(void) kmem_cache_destroy(rpc_inode_cachep); unregister_filesystem(&rpc_pipe_fs_type); } + +/* Make 'mount -t rpc_pipefs ...' autoload this module. */ +MODULE_ALIAS("rpc_pipefs"); diff --git a/trunk/net/sunrpc/sched.c b/trunk/net/sunrpc/sched.c index f8529fc8e542..fb20f25ddec9 100644 --- a/trunk/net/sunrpc/sched.c +++ b/trunk/net/sunrpc/sched.c @@ -180,8 +180,6 @@ static void __rpc_add_wait_queue(struct rpc_wait_queue *queue, list_add_tail(&task->u.tk_wait.list, &queue->tasks[0]); task->tk_waitqueue = queue; queue->qlen++; - /* barrier matches the read in rpc_wake_up_task_queue_locked() */ - smp_wmb(); rpc_set_queued(task); dprintk("RPC: %5u added to queue %p \"%s\"\n", @@ -432,11 +430,8 @@ static void __rpc_do_wake_up_task(struct rpc_wait_queue *queue, struct rpc_task */ static void rpc_wake_up_task_queue_locked(struct rpc_wait_queue *queue, struct rpc_task *task) { - if (RPC_IS_QUEUED(task)) { - smp_rmb(); - if (task->tk_waitqueue == queue) - __rpc_do_wake_up_task(queue, task); - } + if (RPC_IS_QUEUED(task) && task->tk_waitqueue == queue) + __rpc_do_wake_up_task(queue, task); } /* diff --git a/trunk/net/sunrpc/xprtsock.c b/trunk/net/sunrpc/xprtsock.c index 3d02130828da..c1d8476b7692 100644 --- a/trunk/net/sunrpc/xprtsock.c +++ b/trunk/net/sunrpc/xprtsock.c @@ -849,14 +849,6 @@ static void xs_tcp_close(struct rpc_xprt *xprt) xs_tcp_shutdown(xprt); } -static void xs_local_destroy(struct rpc_xprt *xprt) -{ - xs_close(xprt); - xs_free_peer_addresses(xprt); - xprt_free(xprt); - module_put(THIS_MODULE); -} - /** * xs_destroy - prepare to shutdown a transport * @xprt: doomed transport @@ -870,7 +862,10 @@ static void xs_destroy(struct rpc_xprt *xprt) cancel_delayed_work_sync(&transport->connect_worker); - xs_local_destroy(xprt); + xs_close(xprt); + xs_free_peer_addresses(xprt); + xprt_free(xprt); + module_put(THIS_MODULE); } static inline struct rpc_xprt *xprt_from_sock(struct sock *sk) @@ -2487,7 +2482,7 @@ static struct rpc_xprt_ops xs_local_ops = { .send_request = xs_local_send_request, .set_retrans_timeout = xprt_set_retrans_timeout_def, .close = xs_close, - .destroy = xs_local_destroy, + .destroy = xs_destroy, .print_stats = xs_local_print_stats, }; diff --git a/trunk/net/tipc/socket.c b/trunk/net/tipc/socket.c index 515ce38e4f4c..a9622b6cd916 100644 --- a/trunk/net/tipc/socket.c +++ b/trunk/net/tipc/socket.c @@ -790,7 +790,6 @@ static void set_orig_addr(struct msghdr *m, struct tipc_msg *msg) if (addr) { addr->family = AF_TIPC; addr->addrtype = TIPC_ADDR_ID; - memset(&addr->addr, 0, sizeof(addr->addr)); addr->addr.id.ref = msg_origport(msg); addr->addr.id.node = msg_orignode(msg); addr->addr.name.domain = 0; /* could leave uninitialized */ @@ -905,9 +904,6 @@ static int recv_msg(struct kiocb *iocb, struct socket *sock, goto exit; } - /* will be updated in set_orig_addr() if needed */ - m->msg_namelen = 0; - timeout = sock_rcvtimeo(sk, flags & MSG_DONTWAIT); restart: @@ -1017,9 +1013,6 @@ static int recv_stream(struct kiocb *iocb, struct socket *sock, goto exit; } - /* will be updated in set_orig_addr() if needed */ - m->msg_namelen = 0; - target = sock_rcvlowat(sk, flags & MSG_WAITALL, buf_len); timeout = sock_rcvtimeo(sk, flags & MSG_DONTWAIT); diff --git a/trunk/net/unix/af_unix.c b/trunk/net/unix/af_unix.c index 2db702d82e7d..51be64f163ec 100644 --- a/trunk/net/unix/af_unix.c +++ b/trunk/net/unix/af_unix.c @@ -382,7 +382,7 @@ static void unix_sock_destructor(struct sock *sk) #endif } -static void unix_release_sock(struct sock *sk, int embrion) +static int unix_release_sock(struct sock *sk, int embrion) { struct unix_sock *u = unix_sk(sk); struct path path; @@ -451,6 +451,8 @@ static void unix_release_sock(struct sock *sk, int embrion) if (unix_tot_inflight) unix_gc(); /* Garbage collect fds */ + + return 0; } static void init_peercred(struct sock *sk) @@ -697,10 +699,9 @@ static int unix_release(struct socket *sock) if (!sk) return 0; - unix_release_sock(sk, 0); sock->sk = NULL; - return 0; + return unix_release_sock(sk, 0); } static int unix_autobind(struct socket *sock) @@ -1993,7 +1994,7 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock, if ((UNIXCB(skb).pid != siocb->scm->pid) || (UNIXCB(skb).cred != siocb->scm->cred)) break; - } else if (test_bit(SOCK_PASSCRED, &sock->flags)) { + } else { /* Copy credentials */ scm_set_cred(siocb->scm, UNIXCB(skb).pid, UNIXCB(skb).cred); check_creds = 1; diff --git a/trunk/net/vmw_vsock/af_vsock.c b/trunk/net/vmw_vsock/af_vsock.c index 7f93e2a42d7a..ca511c4f388a 100644 --- a/trunk/net/vmw_vsock/af_vsock.c +++ b/trunk/net/vmw_vsock/af_vsock.c @@ -207,7 +207,7 @@ static struct sock *__vsock_find_bound_socket(struct sockaddr_vm *addr) struct vsock_sock *vsk; list_for_each_entry(vsk, vsock_bound_sockets(addr), bound_table) - if (addr->svm_port == vsk->local_addr.svm_port) + if (vsock_addr_equals_addr_any(addr, &vsk->local_addr)) return sk_vsock(vsk); return NULL; @@ -220,8 +220,8 @@ static struct sock *__vsock_find_connected_socket(struct sockaddr_vm *src, list_for_each_entry(vsk, vsock_connected_sockets(src, dst), connected_table) { - if (vsock_addr_equals_addr(src, &vsk->remote_addr) && - dst->svm_port == vsk->local_addr.svm_port) { + if (vsock_addr_equals_addr(src, &vsk->remote_addr) + && vsock_addr_equals_addr(dst, &vsk->local_addr)) { return sk_vsock(vsk); } } @@ -1670,8 +1670,6 @@ vsock_stream_recvmsg(struct kiocb *kiocb, vsk = vsock_sk(sk); err = 0; - msg->msg_namelen = 0; - lock_sock(sk); if (sk->sk_state != SS_CONNECTED) { diff --git a/trunk/net/vmw_vsock/vmci_transport.c b/trunk/net/vmw_vsock/vmci_transport.c index 5e04d3d96285..a70ace83a153 100644 --- a/trunk/net/vmw_vsock/vmci_transport.c +++ b/trunk/net/vmw_vsock/vmci_transport.c @@ -464,16 +464,19 @@ static struct sock *vmci_transport_get_pending( struct vsock_sock *vlistener; struct vsock_sock *vpending; struct sock *pending; - struct sockaddr_vm src; - - vsock_addr_init(&src, pkt->dg.src.context, pkt->src_port); vlistener = vsock_sk(listener); list_for_each_entry(vpending, &vlistener->pending_links, pending_links) { + struct sockaddr_vm src; + struct sockaddr_vm dst; + + vsock_addr_init(&src, pkt->dg.src.context, pkt->src_port); + vsock_addr_init(&dst, pkt->dg.dst.context, pkt->dst_port); + if (vsock_addr_equals_addr(&src, &vpending->remote_addr) && - pkt->dst_port == vpending->local_addr.svm_port) { + vsock_addr_equals_addr(&dst, &vpending->local_addr)) { pending = sk_vsock(vpending); sock_hold(pending); goto found; @@ -736,15 +739,10 @@ static int vmci_transport_recv_stream_cb(void *data, struct vmci_datagram *dg) */ bh_lock_sock(sk); - if (!sock_owned_by_user(sk)) { - /* The local context ID may be out of date, update it. */ - vsk->local_addr.svm_cid = dst.svm_cid; - - if (sk->sk_state == SS_CONNECTED) - vmci_trans(vsk)->notify_ops->handle_notify_pkt( - sk, pkt, true, &dst, &src, - &bh_process_pkt); - } + if (!sock_owned_by_user(sk) && sk->sk_state == SS_CONNECTED) + vmci_trans(vsk)->notify_ops->handle_notify_pkt( + sk, pkt, true, &dst, &src, + &bh_process_pkt); bh_unlock_sock(sk); @@ -904,9 +902,6 @@ static void vmci_transport_recv_pkt_work(struct work_struct *work) lock_sock(sk); - /* The local context ID may be out of date. */ - vsock_sk(sk)->local_addr.svm_cid = pkt->dg.dst.context; - switch (sk->sk_state) { case SS_LISTEN: vmci_transport_recv_listen(sk, pkt); @@ -963,10 +958,6 @@ static int vmci_transport_recv_listen(struct sock *sk, pending = vmci_transport_get_pending(sk, pkt); if (pending) { lock_sock(pending); - - /* The local context ID may be out of date. */ - vsock_sk(pending)->local_addr.svm_cid = pkt->dg.dst.context; - switch (pending->sk_state) { case SS_CONNECTING: err = vmci_transport_recv_connecting_server(sk, @@ -1736,8 +1727,6 @@ static int vmci_transport_dgram_dequeue(struct kiocb *kiocb, if (flags & MSG_OOB || flags & MSG_ERRQUEUE) return -EOPNOTSUPP; - msg->msg_namelen = 0; - /* Retrieve the head sk_buff from the socket's receive queue. */ err = 0; skb = skb_recv_datagram(&vsk->sk, flags, noblock, &err); @@ -1770,6 +1759,7 @@ static int vmci_transport_dgram_dequeue(struct kiocb *kiocb, if (err) goto out; + msg->msg_namelen = 0; if (msg->msg_name) { struct sockaddr_vm *vm_addr; diff --git a/trunk/net/vmw_vsock/vsock_addr.c b/trunk/net/vmw_vsock/vsock_addr.c index ec2611b4ea0e..b7df1aea7c59 100644 --- a/trunk/net/vmw_vsock/vsock_addr.c +++ b/trunk/net/vmw_vsock/vsock_addr.c @@ -64,6 +64,16 @@ bool vsock_addr_equals_addr(const struct sockaddr_vm *addr, } EXPORT_SYMBOL_GPL(vsock_addr_equals_addr); +bool vsock_addr_equals_addr_any(const struct sockaddr_vm *addr, + const struct sockaddr_vm *other) +{ + return (addr->svm_cid == VMADDR_CID_ANY || + other->svm_cid == VMADDR_CID_ANY || + addr->svm_cid == other->svm_cid) && + addr->svm_port == other->svm_port; +} +EXPORT_SYMBOL_GPL(vsock_addr_equals_addr_any); + int vsock_addr_cast(const struct sockaddr *addr, size_t len, struct sockaddr_vm **out_addr) { diff --git a/trunk/net/vmw_vsock/vsock_addr.h b/trunk/net/vmw_vsock/vsock_addr.h index 9ccd5316eac0..cdfbcefdf843 100644 --- a/trunk/net/vmw_vsock/vsock_addr.h +++ b/trunk/net/vmw_vsock/vsock_addr.h @@ -24,6 +24,8 @@ bool vsock_addr_bound(const struct sockaddr_vm *addr); void vsock_addr_unbind(struct sockaddr_vm *addr); bool vsock_addr_equals_addr(const struct sockaddr_vm *addr, const struct sockaddr_vm *other); +bool vsock_addr_equals_addr_any(const struct sockaddr_vm *addr, + const struct sockaddr_vm *other); int vsock_addr_cast(const struct sockaddr *addr, size_t len, struct sockaddr_vm **out_addr); diff --git a/trunk/net/wireless/core.c b/trunk/net/wireless/core.c index 6ddf74f0ae1e..5ffff039b017 100644 --- a/trunk/net/wireless/core.c +++ b/trunk/net/wireless/core.c @@ -212,39 +212,6 @@ static void cfg80211_rfkill_poll(struct rfkill *rfkill, void *data) rdev_rfkill_poll(rdev); } -void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev, - struct wireless_dev *wdev) -{ - lockdep_assert_held(&rdev->devlist_mtx); - lockdep_assert_held(&rdev->sched_scan_mtx); - - if (WARN_ON(wdev->iftype != NL80211_IFTYPE_P2P_DEVICE)) - return; - - if (!wdev->p2p_started) - return; - - rdev_stop_p2p_device(rdev, wdev); - wdev->p2p_started = false; - - rdev->opencount--; - - if (rdev->scan_req && rdev->scan_req->wdev == wdev) { - bool busy = work_busy(&rdev->scan_done_wk); - - /* - * If the work isn't pending or running (in which case it would - * be waiting for the lock we hold) the driver didn't properly - * cancel the scan when the interface was removed. In this case - * warn and leak the scan request object to not crash later. - */ - WARN_ON(!busy); - - rdev->scan_req->aborted = true; - ___cfg80211_scan_done(rdev, !busy); - } -} - static int cfg80211_rfkill_set_block(void *data, bool blocked) { struct cfg80211_registered_device *rdev = data; @@ -254,8 +221,7 @@ static int cfg80211_rfkill_set_block(void *data, bool blocked) return 0; rtnl_lock(); - - /* read-only iteration need not hold the devlist_mtx */ + mutex_lock(&rdev->devlist_mtx); list_for_each_entry(wdev, &rdev->wdev_list, list) { if (wdev->netdev) { @@ -265,18 +231,18 @@ static int cfg80211_rfkill_set_block(void *data, bool blocked) /* otherwise, check iftype */ switch (wdev->iftype) { case NL80211_IFTYPE_P2P_DEVICE: - /* but this requires it */ - mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); - cfg80211_stop_p2p_device(rdev, wdev); - mutex_unlock(&rdev->sched_scan_mtx); - mutex_unlock(&rdev->devlist_mtx); + if (!wdev->p2p_started) + break; + rdev_stop_p2p_device(rdev, wdev); + wdev->p2p_started = false; + rdev->opencount--; break; default: break; } } + mutex_unlock(&rdev->devlist_mtx); rtnl_unlock(); return 0; @@ -401,7 +367,8 @@ struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv) rdev->wiphy.rts_threshold = (u32) -1; rdev->wiphy.coverage_class = 0; - rdev->wiphy.features = NL80211_FEATURE_SCAN_FLUSH; + rdev->wiphy.features = NL80211_FEATURE_SCAN_FLUSH | + NL80211_FEATURE_ADVERTISE_CHAN_LIMITS; return &rdev->wiphy; } @@ -779,13 +746,17 @@ static void wdev_cleanup_work(struct work_struct *work) wdev = container_of(work, struct wireless_dev, cleanup_work); rdev = wiphy_to_dev(wdev->wiphy); - mutex_lock(&rdev->sched_scan_mtx); + cfg80211_lock_rdev(rdev); if (WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev)) { rdev->scan_req->aborted = true; ___cfg80211_scan_done(rdev, true); } + cfg80211_unlock_rdev(rdev); + + mutex_lock(&rdev->sched_scan_mtx); + if (WARN_ON(rdev->sched_scan_req && rdev->sched_scan_req->dev == wdev->netdev)) { __cfg80211_stop_sched_scan(rdev, false); @@ -811,19 +782,21 @@ void cfg80211_unregister_wdev(struct wireless_dev *wdev) return; mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); list_del_rcu(&wdev->list); rdev->devlist_generation++; switch (wdev->iftype) { case NL80211_IFTYPE_P2P_DEVICE: - cfg80211_stop_p2p_device(rdev, wdev); + if (!wdev->p2p_started) + break; + rdev_stop_p2p_device(rdev, wdev); + wdev->p2p_started = false; + rdev->opencount--; break; default: WARN_ON_ONCE(1); break; } - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); } EXPORT_SYMBOL(cfg80211_unregister_wdev); @@ -964,7 +937,6 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, cfg80211_update_iface_num(rdev, wdev->iftype, 1); cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(wdev); switch (wdev->iftype) { #ifdef CONFIG_CFG80211_WEXT @@ -996,7 +968,6 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, break; } wdev_unlock(wdev); - mutex_unlock(&rdev->sched_scan_mtx); rdev->opencount++; mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); diff --git a/trunk/net/wireless/core.h b/trunk/net/wireless/core.h index 5845c2b37aa8..3aec0e429d8a 100644 --- a/trunk/net/wireless/core.h +++ b/trunk/net/wireless/core.h @@ -503,9 +503,6 @@ int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev, void cfg80211_update_iface_num(struct cfg80211_registered_device *rdev, enum nl80211_iftype iftype, int num); -void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev, - struct wireless_dev *wdev); - #define CFG80211_MAX_NUM_DIFFERENT_CHANNELS 10 #ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS diff --git a/trunk/net/wireless/nl80211.c b/trunk/net/wireless/nl80211.c index 58e13a8c95f9..35545ccc30fd 100644 --- a/trunk/net/wireless/nl80211.c +++ b/trunk/net/wireless/nl80211.c @@ -554,8 +554,27 @@ static int nl80211_msg_put_channel(struct sk_buff *msg, if ((chan->flags & IEEE80211_CHAN_NO_IBSS) && nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_IBSS)) goto nla_put_failure; - if ((chan->flags & IEEE80211_CHAN_RADAR) && - nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR)) + if (chan->flags & IEEE80211_CHAN_RADAR) { + u32 time = elapsed_jiffies_msecs(chan->dfs_state_entered); + if (nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR)) + goto nla_put_failure; + if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_STATE, + chan->dfs_state)) + goto nla_put_failure; + if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_TIME, time)) + goto nla_put_failure; + } + if ((chan->flags & IEEE80211_CHAN_NO_HT40MINUS) && + nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_MINUS)) + goto nla_put_failure; + if ((chan->flags & IEEE80211_CHAN_NO_HT40PLUS) && + nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_PLUS)) + goto nla_put_failure; + if ((chan->flags & IEEE80211_CHAN_NO_80MHZ) && + nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_80MHZ)) + goto nla_put_failure; + if ((chan->flags & IEEE80211_CHAN_NO_160MHZ) && + nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_160MHZ)) goto nla_put_failure; if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_MAX_TX_POWER, @@ -881,6 +900,9 @@ static int nl80211_put_iface_combinations(struct wiphy *wiphy, nla_put_u32(msg, NL80211_IFACE_COMB_MAXNUM, c->max_interfaces)) goto nla_put_failure; + if (nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS, + c->radar_detect_widths)) + goto nla_put_failure; nla_nest_end(msg, nl_combi); } @@ -892,6 +914,48 @@ static int nl80211_put_iface_combinations(struct wiphy *wiphy, return -ENOBUFS; } +#ifdef CONFIG_PM +static int nl80211_send_wowlan_tcp_caps(struct cfg80211_registered_device *rdev, + struct sk_buff *msg) +{ + const struct wiphy_wowlan_tcp_support *tcp = rdev->wiphy.wowlan.tcp; + struct nlattr *nl_tcp; + + if (!tcp) + return 0; + + nl_tcp = nla_nest_start(msg, NL80211_WOWLAN_TRIG_TCP_CONNECTION); + if (!nl_tcp) + return -ENOBUFS; + + if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD, + tcp->data_payload_max)) + return -ENOBUFS; + + if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD, + tcp->data_payload_max)) + return -ENOBUFS; + + if (tcp->seq && nla_put_flag(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ)) + return -ENOBUFS; + + if (tcp->tok && nla_put(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_TOKEN, + sizeof(*tcp->tok), tcp->tok)) + return -ENOBUFS; + + if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_INTERVAL, + tcp->data_interval_max)) + return -ENOBUFS; + + if (nla_put_u32(msg, NL80211_WOWLAN_TCP_WAKE_PAYLOAD, + tcp->wake_payload_max)) + return -ENOBUFS; + + nla_nest_end(msg, nl_tcp); + return 0; +} +#endif + static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flags, struct cfg80211_registered_device *dev) { @@ -1266,6 +1330,9 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag goto nla_put_failure; } + if (nl80211_send_wowlan_tcp_caps(dev, msg)) + goto nla_put_failure; + nla_nest_end(msg, nl_wowlan); } #endif @@ -1298,6 +1365,15 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag dev->wiphy.max_acl_mac_addrs)) goto nla_put_failure; + if (dev->wiphy.extended_capabilities && + (nla_put(msg, NL80211_ATTR_EXT_CAPA, + dev->wiphy.extended_capabilities_len, + dev->wiphy.extended_capabilities) || + nla_put(msg, NL80211_ATTR_EXT_CAPA_MASK, + dev->wiphy.extended_capabilities_len, + dev->wiphy.extended_capabilities_mask))) + goto nla_put_failure; + return genlmsg_end(msg, hdr); nla_put_failure: @@ -1307,7 +1383,7 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag static int nl80211_dump_wiphy(struct sk_buff *skb, struct netlink_callback *cb) { - int idx = 0, ret; + int idx = 0; int start = cb->args[0]; struct cfg80211_registered_device *dev; @@ -1317,29 +1393,9 @@ static int nl80211_dump_wiphy(struct sk_buff *skb, struct netlink_callback *cb) continue; if (++idx <= start) continue; - ret = nl80211_send_wiphy(skb, NETLINK_CB(cb->skb).portid, - cb->nlh->nlmsg_seq, NLM_F_MULTI, - dev); - if (ret < 0) { - /* - * If sending the wiphy data didn't fit (ENOBUFS or - * EMSGSIZE returned), this SKB is still empty (so - * it's not too big because another wiphy dataset is - * already in the skb) and we've not tried to adjust - * the dump allocation yet ... then adjust the alloc - * size to be bigger, and return 1 but with the empty - * skb. This results in an empty message being RX'ed - * in userspace, but that is ignored. - * - * We can then retry with the larger buffer. - */ - if ((ret == -ENOBUFS || ret == -EMSGSIZE) && - !skb->len && - cb->min_dump_alloc < 4096) { - cb->min_dump_alloc = 4096; - mutex_unlock(&cfg80211_mutex); - return 1; - } + if (nl80211_send_wiphy(skb, NETLINK_CB(cb->skb).portid, + cb->nlh->nlmsg_seq, NLM_F_MULTI, + dev) < 0) { idx--; break; } @@ -1356,7 +1412,7 @@ static int nl80211_get_wiphy(struct sk_buff *skb, struct genl_info *info) struct sk_buff *msg; struct cfg80211_registered_device *dev = info->user_ptr[0]; - msg = nlmsg_new(4096, GFP_KERNEL); + msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); if (!msg) return -ENOMEM; @@ -4702,19 +4758,14 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->scan) return -EOPNOTSUPP; - mutex_lock(&rdev->sched_scan_mtx); - if (rdev->scan_req) { - err = -EBUSY; - goto unlock; - } + if (rdev->scan_req) + return -EBUSY; if (info->attrs[NL80211_ATTR_SCAN_FREQUENCIES]) { n_channels = validate_scan_freqs( info->attrs[NL80211_ATTR_SCAN_FREQUENCIES]); - if (!n_channels) { - err = -EINVAL; - goto unlock; - } + if (!n_channels) + return -EINVAL; } else { enum ieee80211_band band; n_channels = 0; @@ -4728,29 +4779,23 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) nla_for_each_nested(attr, info->attrs[NL80211_ATTR_SCAN_SSIDS], tmp) n_ssids++; - if (n_ssids > wiphy->max_scan_ssids) { - err = -EINVAL; - goto unlock; - } + if (n_ssids > wiphy->max_scan_ssids) + return -EINVAL; if (info->attrs[NL80211_ATTR_IE]) ie_len = nla_len(info->attrs[NL80211_ATTR_IE]); else ie_len = 0; - if (ie_len > wiphy->max_scan_ie_len) { - err = -EINVAL; - goto unlock; - } + if (ie_len > wiphy->max_scan_ie_len) + return -EINVAL; request = kzalloc(sizeof(*request) + sizeof(*request->ssids) * n_ssids + sizeof(*request->channels) * n_channels + ie_len, GFP_KERNEL); - if (!request) { - err = -ENOMEM; - goto unlock; - } + if (!request) + return -ENOMEM; if (n_ssids) request->ssids = (void *)&request->channels[n_channels]; @@ -4887,8 +4932,6 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) kfree(request); } - unlock: - mutex_unlock(&rdev->sched_scan_mtx); return err; } @@ -7762,9 +7805,20 @@ static int nl80211_stop_p2p_device(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->stop_p2p_device) return -EOPNOTSUPP; - mutex_lock(&rdev->sched_scan_mtx); - cfg80211_stop_p2p_device(rdev, wdev); - mutex_unlock(&rdev->sched_scan_mtx); + if (!wdev->p2p_started) + return 0; + + rdev_stop_p2p_device(rdev, wdev); + wdev->p2p_started = false; + + mutex_lock(&rdev->devlist_mtx); + rdev->opencount--; + mutex_unlock(&rdev->devlist_mtx); + + if (WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev)) { + rdev->scan_req->aborted = true; + ___cfg80211_scan_done(rdev, true); + } return 0; } @@ -8488,7 +8542,7 @@ static int nl80211_add_scan_req(struct sk_buff *msg, struct nlattr *nest; int i; - lockdep_assert_held(&rdev->sched_scan_mtx); + ASSERT_RDEV_LOCK(rdev); if (WARN_ON(!req)) return 0; diff --git a/trunk/net/wireless/scan.c b/trunk/net/wireless/scan.c index fd99ea495b7e..674aadca0079 100644 --- a/trunk/net/wireless/scan.c +++ b/trunk/net/wireless/scan.c @@ -169,7 +169,7 @@ void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak) union iwreq_data wrqu; #endif - lockdep_assert_held(&rdev->sched_scan_mtx); + ASSERT_RDEV_LOCK(rdev); request = rdev->scan_req; @@ -230,9 +230,9 @@ void __cfg80211_scan_done(struct work_struct *wk) rdev = container_of(wk, struct cfg80211_registered_device, scan_done_wk); - mutex_lock(&rdev->sched_scan_mtx); + cfg80211_lock_rdev(rdev); ___cfg80211_scan_done(rdev, false); - mutex_unlock(&rdev->sched_scan_mtx); + cfg80211_unlock_rdev(rdev); } void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted) @@ -698,6 +698,11 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, found = rb_find_bss(dev, tmp, BSS_CMP_REGULAR); if (found) { + found->pub.beacon_interval = tmp->pub.beacon_interval; + found->pub.signal = tmp->pub.signal; + found->pub.capability = tmp->pub.capability; + found->ts = tmp->ts; + /* Update IEs */ if (rcu_access_pointer(tmp->pub.proberesp_ies)) { const struct cfg80211_bss_ies *old; @@ -718,8 +723,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, if (found->pub.hidden_beacon_bss && !list_empty(&found->hidden_list)) { - const struct cfg80211_bss_ies *f; - /* * The found BSS struct is one of the probe * response members of a group, but we're @@ -729,10 +732,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, * SSID to showing it, which is confusing so * drop this information. */ - - f = rcu_access_pointer(tmp->pub.beacon_ies); - kfree_rcu((struct cfg80211_bss_ies *)f, - rcu_head); goto drop; } @@ -762,11 +761,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, kfree_rcu((struct cfg80211_bss_ies *)old, rcu_head); } - - found->pub.beacon_interval = tmp->pub.beacon_interval; - found->pub.signal = tmp->pub.signal; - found->pub.capability = tmp->pub.capability; - found->ts = tmp->ts; } else { struct cfg80211_internal_bss *new; struct cfg80211_internal_bss *hidden; @@ -1062,7 +1056,6 @@ int cfg80211_wext_siwscan(struct net_device *dev, if (IS_ERR(rdev)) return PTR_ERR(rdev); - mutex_lock(&rdev->sched_scan_mtx); if (rdev->scan_req) { err = -EBUSY; goto out; @@ -1169,7 +1162,6 @@ int cfg80211_wext_siwscan(struct net_device *dev, dev_hold(dev); } out: - mutex_unlock(&rdev->sched_scan_mtx); kfree(creq); cfg80211_unlock_rdev(rdev); return err; diff --git a/trunk/net/wireless/sme.c b/trunk/net/wireless/sme.c index 482c70e70127..f432bd3755b1 100644 --- a/trunk/net/wireless/sme.c +++ b/trunk/net/wireless/sme.c @@ -85,7 +85,6 @@ static int cfg80211_conn_scan(struct wireless_dev *wdev) ASSERT_RTNL(); ASSERT_RDEV_LOCK(rdev); ASSERT_WDEV_LOCK(wdev); - lockdep_assert_held(&rdev->sched_scan_mtx); if (rdev->scan_req) return -EBUSY; @@ -224,7 +223,6 @@ void cfg80211_conn_work(struct work_struct *work) rtnl_lock(); cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); list_for_each_entry(wdev, &rdev->wdev_list, list) { wdev_lock(wdev); @@ -249,7 +247,6 @@ void cfg80211_conn_work(struct work_struct *work) wdev_unlock(wdev); } - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); rtnl_unlock(); @@ -323,9 +320,11 @@ void cfg80211_sme_scan_done(struct net_device *dev) { struct wireless_dev *wdev = dev->ieee80211_ptr; + mutex_lock(&wiphy_to_dev(wdev->wiphy)->devlist_mtx); wdev_lock(wdev); __cfg80211_sme_scan_done(dev); wdev_unlock(wdev); + mutex_unlock(&wiphy_to_dev(wdev->wiphy)->devlist_mtx); } void cfg80211_sme_rx_auth(struct net_device *dev, @@ -925,12 +924,9 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev, int err; mutex_lock(&rdev->devlist_mtx); - /* might request scan - scan_mtx -> wdev_mtx dependency */ - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(dev->ieee80211_ptr); err = __cfg80211_connect(rdev, dev, connect, connkeys, NULL); wdev_unlock(dev->ieee80211_ptr); - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); return err; diff --git a/trunk/net/wireless/trace.h b/trunk/net/wireless/trace.h index 7586de77a2f8..b7a531380e19 100644 --- a/trunk/net/wireless/trace.h +++ b/trunk/net/wireless/trace.h @@ -27,8 +27,7 @@ #define WIPHY_PR_ARG __entry->wiphy_name #define WDEV_ENTRY __field(u32, id) -#define WDEV_ASSIGN (__entry->id) = (!IS_ERR_OR_NULL(wdev) \ - ? wdev->identifier : 0) +#define WDEV_ASSIGN (__entry->id) = (wdev ? wdev->identifier : 0) #define WDEV_PR_FMT "wdev(%u)" #define WDEV_PR_ARG (__entry->id) @@ -1779,7 +1778,7 @@ TRACE_EVENT(rdev_set_mac_acl, ), TP_fast_assign( WIPHY_ASSIGN; - NETDEV_ASSIGN; + WIPHY_ASSIGN; __entry->acl_policy = params->acl_policy; ), TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", acl policy: %d", diff --git a/trunk/net/wireless/wext-sme.c b/trunk/net/wireless/wext-sme.c index e79cb5c0655a..fb9622f6d99c 100644 --- a/trunk/net/wireless/wext-sme.c +++ b/trunk/net/wireless/wext-sme.c @@ -89,7 +89,6 @@ int cfg80211_mgd_wext_siwfreq(struct net_device *dev, cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(wdev); if (wdev->sme_state != CFG80211_SME_IDLE) { @@ -136,7 +135,6 @@ int cfg80211_mgd_wext_siwfreq(struct net_device *dev, err = cfg80211_mgd_wext_connect(rdev, wdev); out: wdev_unlock(wdev); - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); return err; @@ -192,7 +190,6 @@ int cfg80211_mgd_wext_siwessid(struct net_device *dev, cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(wdev); err = 0; @@ -226,7 +223,6 @@ int cfg80211_mgd_wext_siwessid(struct net_device *dev, err = cfg80211_mgd_wext_connect(rdev, wdev); out: wdev_unlock(wdev); - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); return err; @@ -289,7 +285,6 @@ int cfg80211_mgd_wext_siwap(struct net_device *dev, cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); - mutex_lock(&rdev->sched_scan_mtx); wdev_lock(wdev); if (wdev->sme_state != CFG80211_SME_IDLE) { @@ -318,7 +313,6 @@ int cfg80211_mgd_wext_siwap(struct net_device *dev, err = cfg80211_mgd_wext_connect(rdev, wdev); out: wdev_unlock(wdev); - mutex_unlock(&rdev->sched_scan_mtx); mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); return err; diff --git a/trunk/net/xfrm/xfrm_replay.c b/trunk/net/xfrm/xfrm_replay.c index 8dafe6d3c6e4..35754cc8a9e5 100644 --- a/trunk/net/xfrm/xfrm_replay.c +++ b/trunk/net/xfrm/xfrm_replay.c @@ -334,70 +334,6 @@ static void xfrm_replay_notify_bmp(struct xfrm_state *x, int event) x->xflags &= ~XFRM_TIME_DEFER; } -static void xfrm_replay_notify_esn(struct xfrm_state *x, int event) -{ - u32 seq_diff, oseq_diff; - struct km_event c; - struct xfrm_replay_state_esn *replay_esn = x->replay_esn; - struct xfrm_replay_state_esn *preplay_esn = x->preplay_esn; - - /* we send notify messages in case - * 1. we updated on of the sequence numbers, and the seqno difference - * is at least x->replay_maxdiff, in this case we also update the - * timeout of our timer function - * 2. if x->replay_maxage has elapsed since last update, - * and there were changes - * - * The state structure must be locked! - */ - - switch (event) { - case XFRM_REPLAY_UPDATE: - if (!x->replay_maxdiff) - break; - - if (replay_esn->seq_hi == preplay_esn->seq_hi) - seq_diff = replay_esn->seq - preplay_esn->seq; - else - seq_diff = ~preplay_esn->seq + replay_esn->seq + 1; - - if (replay_esn->oseq_hi == preplay_esn->oseq_hi) - oseq_diff = replay_esn->oseq - preplay_esn->oseq; - else - oseq_diff = ~preplay_esn->oseq + replay_esn->oseq + 1; - - if (seq_diff < x->replay_maxdiff && - oseq_diff < x->replay_maxdiff) { - - if (x->xflags & XFRM_TIME_DEFER) - event = XFRM_REPLAY_TIMEOUT; - else - return; - } - - break; - - case XFRM_REPLAY_TIMEOUT: - if (memcmp(x->replay_esn, x->preplay_esn, - xfrm_replay_state_esn_len(replay_esn)) == 0) { - x->xflags |= XFRM_TIME_DEFER; - return; - } - - break; - } - - memcpy(x->preplay_esn, x->replay_esn, - xfrm_replay_state_esn_len(replay_esn)); - c.event = XFRM_MSG_NEWAE; - c.data.aevent = event; - km_state_notify(x, &c); - - if (x->replay_maxage && - !mod_timer(&x->rtimer, jiffies + x->replay_maxage)) - x->xflags &= ~XFRM_TIME_DEFER; -} - static int xfrm_replay_overflow_esn(struct xfrm_state *x, struct sk_buff *skb) { int err = 0; @@ -574,7 +510,7 @@ static struct xfrm_replay xfrm_replay_esn = { .advance = xfrm_replay_advance_esn, .check = xfrm_replay_check_esn, .recheck = xfrm_replay_recheck_esn, - .notify = xfrm_replay_notify_esn, + .notify = xfrm_replay_notify_bmp, .overflow = xfrm_replay_overflow_esn, }; diff --git a/trunk/scripts/Makefile.headersinst b/trunk/scripts/Makefile.headersinst index 477d137c0557..25f216a841d5 100644 --- a/trunk/scripts/Makefile.headersinst +++ b/trunk/scripts/Makefile.headersinst @@ -14,7 +14,7 @@ kbuild-file := $(srctree)/$(obj)/Kbuild include $(kbuild-file) # called may set destination dir (when installing to asm/) -_dst := $(if $(destination-y),$(destination-y),$(if $(dst),$(dst),$(obj))) +_dst := $(or $(destination-y),$(dst),$(obj)) old-kbuild-file := $(srctree)/$(subst uapi/,,$(obj))/Kbuild ifneq ($(wildcard $(old-kbuild-file)),) @@ -48,14 +48,13 @@ all-files := $(header-y) $(genhdr-y) $(wrapper-files) output-files := $(addprefix $(installdir)/, $(all-files)) input-files := $(foreach hdr, $(header-y), \ - $(if $(wildcard $(srcdir)/$(hdr)), \ + $(or \ $(wildcard $(srcdir)/$(hdr)), \ - $(if $(wildcard $(oldsrcdir)/$(hdr)), \ - $(wildcard $(oldsrcdir)/$(hdr)), \ - $(error Missing UAPI file $(srcdir)/$(hdr))) \ + $(wildcard $(oldsrcdir)/$(hdr)), \ + $(error Missing UAPI file $(srcdir)/$(hdr)) \ )) \ $(foreach hdr, $(genhdr-y), \ - $(if $(wildcard $(gendir)/$(hdr)), \ + $(or \ $(wildcard $(gendir)/$(hdr)), \ $(error Missing generated UAPI file $(gendir)/$(hdr)) \ )) diff --git a/trunk/security/capability.c b/trunk/security/capability.c index 6783c3e6c88e..579775088967 100644 --- a/trunk/security/capability.c +++ b/trunk/security/capability.c @@ -737,11 +737,6 @@ static int cap_tun_dev_open(void *security) { return 0; } - -static void cap_skb_owned_by(struct sk_buff *skb, struct sock *sk) -{ -} - #endif /* CONFIG_SECURITY_NETWORK */ #ifdef CONFIG_SECURITY_NETWORK_XFRM @@ -1076,7 +1071,6 @@ void __init security_fixup_ops(struct security_operations *ops) set_to_cap_if_null(ops, tun_dev_open); set_to_cap_if_null(ops, tun_dev_attach_queue); set_to_cap_if_null(ops, tun_dev_attach); - set_to_cap_if_null(ops, skb_owned_by); #endif /* CONFIG_SECURITY_NETWORK */ #ifdef CONFIG_SECURITY_NETWORK_XFRM set_to_cap_if_null(ops, xfrm_policy_alloc_security); diff --git a/trunk/security/keys/compat.c b/trunk/security/keys/compat.c index d65fa7fa29ba..1c261763f479 100644 --- a/trunk/security/keys/compat.c +++ b/trunk/security/keys/compat.c @@ -40,12 +40,12 @@ static long compat_keyctl_instantiate_key_iov( ARRAY_SIZE(iovstack), iovstack, &iov); if (ret < 0) - goto err; + return ret; if (ret == 0) goto no_payload_free; ret = keyctl_instantiate_key_common(id, iov, ioc, ret, ringid); -err: + if (iov != iovstack) kfree(iov); return ret; diff --git a/trunk/security/keys/process_keys.c b/trunk/security/keys/process_keys.c index 42defae1e161..58dfe0890947 100644 --- a/trunk/security/keys/process_keys.c +++ b/trunk/security/keys/process_keys.c @@ -57,7 +57,7 @@ int install_user_keyrings(void) kenter("%p{%u}", user, uid); - if (user->uid_keyring && user->session_keyring) { + if (user->uid_keyring) { kleave(" = 0 [exist]"); return 0; } @@ -839,7 +839,7 @@ void key_change_session_keyring(struct callback_head *twork) new-> sgid = old-> sgid; new->fsgid = old->fsgid; new->user = get_uid(old->user); - new->user_ns = get_user_ns(old->user_ns); + new->user_ns = get_user_ns(new->user_ns); new->group_info = get_group_info(old->group_info); new->securebits = old->securebits; diff --git a/trunk/security/security.c b/trunk/security/security.c index 03f248b84e9f..7b88c6aeaed4 100644 --- a/trunk/security/security.c +++ b/trunk/security/security.c @@ -1290,11 +1290,6 @@ int security_tun_dev_open(void *security) } EXPORT_SYMBOL(security_tun_dev_open); -void security_skb_owned_by(struct sk_buff *skb, struct sock *sk) -{ - security_ops->skb_owned_by(skb, sk); -} - #endif /* CONFIG_SECURITY_NETWORK */ #ifdef CONFIG_SECURITY_NETWORK_XFRM diff --git a/trunk/security/selinux/hooks.c b/trunk/security/selinux/hooks.c index 7171a957b933..2fa28c88900c 100644 --- a/trunk/security/selinux/hooks.c +++ b/trunk/security/selinux/hooks.c @@ -51,7 +51,6 @@ #include #include #include /* for local_port_range[] */ -#include #include /* struct or_callable used in sock_rcv_skb */ #include #include @@ -4364,11 +4363,6 @@ static void selinux_inet_conn_established(struct sock *sk, struct sk_buff *skb) selinux_skb_peerlbl_sid(skb, family, &sksec->peer_sid); } -static void selinux_skb_owned_by(struct sk_buff *skb, struct sock *sk) -{ - skb_set_owner_w(skb, sk); -} - static int selinux_secmark_relabel_packet(u32 sid) { const struct task_security_struct *__tsec; @@ -5670,7 +5664,6 @@ static struct security_operations selinux_ops = { .tun_dev_attach_queue = selinux_tun_dev_attach_queue, .tun_dev_attach = selinux_tun_dev_attach, .tun_dev_open = selinux_tun_dev_open, - .skb_owned_by = selinux_skb_owned_by, #ifdef CONFIG_SECURITY_NETWORK_XFRM .xfrm_policy_alloc_security = selinux_xfrm_policy_alloc, diff --git a/trunk/security/selinux/xfrm.c b/trunk/security/selinux/xfrm.c index 8ab295154517..48665ecd1197 100644 --- a/trunk/security/selinux/xfrm.c +++ b/trunk/security/selinux/xfrm.c @@ -310,7 +310,7 @@ int selinux_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, if (old_ctx) { new_ctx = kmalloc(sizeof(*old_ctx) + old_ctx->ctx_len, - GFP_ATOMIC); + GFP_KERNEL); if (!new_ctx) return -ENOMEM; diff --git a/trunk/security/yama/yama_lsm.c b/trunk/security/yama/yama_lsm.c index 13c88fbcf037..23414b93771f 100644 --- a/trunk/security/yama/yama_lsm.c +++ b/trunk/security/yama/yama_lsm.c @@ -347,8 +347,10 @@ int yama_ptrace_traceme(struct task_struct *parent) /* Only disallow PTRACE_TRACEME on more aggressive settings. */ switch (ptrace_scope) { case YAMA_SCOPE_CAPABILITY: - if (!has_ns_capability(parent, current_user_ns(), CAP_SYS_PTRACE)) + rcu_read_lock(); + if (!ns_capable(__task_cred(parent)->user_ns, CAP_SYS_PTRACE)) rc = -EPERM; + rcu_read_unlock(); break; case YAMA_SCOPE_NO_ATTACH: rc = -EPERM; diff --git a/trunk/sound/core/seq/oss/seq_oss_event.c b/trunk/sound/core/seq/oss/seq_oss_event.c index c3908862bc8b..066f5f3e3f4c 100644 --- a/trunk/sound/core/seq/oss/seq_oss_event.c +++ b/trunk/sound/core/seq/oss/seq_oss_event.c @@ -285,12 +285,7 @@ local_event(struct seq_oss_devinfo *dp, union evrec *q, struct snd_seq_event *ev static int note_on_event(struct seq_oss_devinfo *dp, int dev, int ch, int note, int vel, struct snd_seq_event *ev) { - struct seq_oss_synthinfo *info; - - if (!snd_seq_oss_synth_is_valid(dp, dev)) - return -ENXIO; - - info = &dp->synths[dev]; + struct seq_oss_synthinfo *info = &dp->synths[dev]; switch (info->arg.event_passing) { case SNDRV_SEQ_OSS_PROCESS_EVENTS: if (! info->ch || ch < 0 || ch >= info->nr_voices) { @@ -345,12 +340,7 @@ note_on_event(struct seq_oss_devinfo *dp, int dev, int ch, int note, int vel, st static int note_off_event(struct seq_oss_devinfo *dp, int dev, int ch, int note, int vel, struct snd_seq_event *ev) { - struct seq_oss_synthinfo *info; - - if (!snd_seq_oss_synth_is_valid(dp, dev)) - return -ENXIO; - - info = &dp->synths[dev]; + struct seq_oss_synthinfo *info = &dp->synths[dev]; switch (info->arg.event_passing) { case SNDRV_SEQ_OSS_PROCESS_EVENTS: if (! info->ch || ch < 0 || ch >= info->nr_voices) { diff --git a/trunk/sound/core/seq/seq_timer.c b/trunk/sound/core/seq/seq_timer.c index 24d44b2f61ac..160b1bd0cd62 100644 --- a/trunk/sound/core/seq/seq_timer.c +++ b/trunk/sound/core/seq/seq_timer.c @@ -290,10 +290,10 @@ int snd_seq_timer_open(struct snd_seq_queue *q) tid.device = SNDRV_TIMER_GLOBAL_SYSTEM; err = snd_timer_open(&t, str, &tid, q->queue); } - } - if (err < 0) { - snd_printk(KERN_ERR "seq fatal error: cannot create timer (%i)\n", err); - return err; + if (err < 0) { + snd_printk(KERN_ERR "seq fatal error: cannot create timer (%i)\n", err); + return err; + } } t->callback = snd_seq_timer_interrupt; t->callback_data = q; diff --git a/trunk/sound/core/vmaster.c b/trunk/sound/core/vmaster.c index 0097f3619faa..857586135d18 100644 --- a/trunk/sound/core/vmaster.c +++ b/trunk/sound/core/vmaster.c @@ -213,10 +213,7 @@ static int slave_put(struct snd_kcontrol *kcontrol, } if (!changed) return 0; - err = slave_put_val(slave, ucontrol); - if (err < 0) - return err; - return 1; + return slave_put_val(slave, ucontrol); } static int slave_tlv_cmd(struct snd_kcontrol *kcontrol, diff --git a/trunk/sound/oss/sequencer.c b/trunk/sound/oss/sequencer.c index 4ff60a6427d9..30bcfe470f83 100644 --- a/trunk/sound/oss/sequencer.c +++ b/trunk/sound/oss/sequencer.c @@ -545,9 +545,6 @@ static void seq_chn_common_event(unsigned char *event_rec) case MIDI_PGM_CHANGE: if (seq_mode == SEQ_2) { - if (chn > 15) - break; - synth_devs[dev]->chn_info[chn].pgm_num = p1; if ((int) dev >= num_synths) synth_devs[dev]->set_instr(dev, chn, p1); @@ -599,9 +596,6 @@ static void seq_chn_common_event(unsigned char *event_rec) case MIDI_PITCH_BEND: if (seq_mode == SEQ_2) { - if (chn > 15) - break; - synth_devs[dev]->chn_info[chn].bender_value = w14; if ((int) dev < num_synths) diff --git a/trunk/sound/pci/asihpi/asihpi.c b/trunk/sound/pci/asihpi/asihpi.c index 0aabfedeecba..3536b076b529 100644 --- a/trunk/sound/pci/asihpi/asihpi.c +++ b/trunk/sound/pci/asihpi/asihpi.c @@ -2549,7 +2549,7 @@ static int snd_asihpi_sampleclock_add(struct snd_card_asihpi *asihpi, static int snd_card_asihpi_mixer_new(struct snd_card_asihpi *asihpi) { - struct snd_card *card; + struct snd_card *card = asihpi->card; unsigned int idx = 0; unsigned int subindex = 0; int err; @@ -2557,7 +2557,6 @@ static int snd_card_asihpi_mixer_new(struct snd_card_asihpi *asihpi) if (snd_BUG_ON(!asihpi)) return -EINVAL; - card = asihpi->card; strcpy(card->mixername, "Asihpi Mixer"); err = diff --git a/trunk/sound/pci/hda/hda_codec.c b/trunk/sound/pci/hda/hda_codec.c index 4aba7646dd9c..04b57383e8cb 100644 --- a/trunk/sound/pci/hda/hda_codec.c +++ b/trunk/sound/pci/hda/hda_codec.c @@ -173,7 +173,7 @@ const char *snd_hda_get_jack_type(u32 cfg) "Line Out", "Speaker", "HP Out", "CD", "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", "Line In", "Aux", "Mic", "Telephony", - "SPDIF In", "Digital In", "Reserved", "Other" + "SPDIF In", "Digitial In", "Reserved", "Other" }; return jack_types[(cfg & AC_DEFCFG_DEVICE) @@ -494,7 +494,7 @@ static unsigned int get_num_conns(struct hda_codec *codec, hda_nid_t nid) int snd_hda_get_num_raw_conns(struct hda_codec *codec, hda_nid_t nid) { - return snd_hda_get_raw_connections(codec, nid, NULL, 0); + return get_num_conns(codec, nid) & AC_CLIST_LENGTH; } /** @@ -517,6 +517,9 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, hda_nid_t prev_nid; int null_count = 0; + if (snd_BUG_ON(!conn_list || max_conns <= 0)) + return -EINVAL; + parm = get_num_conns(codec, nid); if (!parm) return 0; @@ -542,8 +545,7 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, AC_VERB_GET_CONNECT_LIST, 0); if (parm == -1 && codec->bus->rirb_error) return -EIO; - if (conn_list) - conn_list[0] = parm & mask; + conn_list[0] = parm & mask; return 1; } @@ -578,20 +580,14 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, continue; } for (n = prev_nid + 1; n <= val; n++) { - if (conn_list) { - if (conns >= max_conns) - return -ENOSPC; - conn_list[conns] = n; - } - conns++; - } - } else { - if (conn_list) { if (conns >= max_conns) return -ENOSPC; - conn_list[conns] = val; + conn_list[conns++] = n; } - conns++; + } else { + if (conns >= max_conns) + return -ENOSPC; + conn_list[conns++] = val; } prev_nid = val; } @@ -3144,7 +3140,7 @@ static unsigned int convert_to_spdif_status(unsigned short val) if (val & AC_DIG1_PROFESSIONAL) sbits |= IEC958_AES0_PROFESSIONAL; if (sbits & IEC958_AES0_PROFESSIONAL) { - if (val & AC_DIG1_EMPHASIS) + if (sbits & AC_DIG1_EMPHASIS) sbits |= IEC958_AES0_PRO_EMPHASIS_5015; } else { if (val & AC_DIG1_EMPHASIS) @@ -3338,8 +3334,6 @@ int snd_hda_create_dig_out_ctls(struct hda_codec *codec, return -EBUSY; } spdif = snd_array_new(&codec->spdif_out); - if (!spdif) - return -ENOMEM; for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { kctl = snd_ctl_new1(dig_mix, codec); if (!kctl) @@ -3437,16 +3431,11 @@ static struct snd_kcontrol_new spdif_share_sw = { int snd_hda_create_spdif_share_sw(struct hda_codec *codec, struct hda_multi_out *mout) { - struct snd_kcontrol *kctl; - if (!mout->dig_out_nid) return 0; - - kctl = snd_ctl_new1(&spdif_share_sw, mout); - if (!kctl) - return -ENOMEM; /* ATTENTION: here mout is passed as private_data, instead of codec */ - return snd_hda_ctl_add(codec, mout->dig_out_nid, kctl); + return snd_hda_ctl_add(codec, mout->dig_out_nid, + snd_ctl_new1(&spdif_share_sw, mout)); } EXPORT_SYMBOL_HDA(snd_hda_create_spdif_share_sw); diff --git a/trunk/sound/pci/hda/hda_eld.c b/trunk/sound/pci/hda/hda_eld.c index d0d7ac1e99d2..7dd846380a50 100644 --- a/trunk/sound/pci/hda/hda_eld.c +++ b/trunk/sound/pci/hda/hda_eld.c @@ -320,7 +320,7 @@ int snd_hdmi_get_eld(struct hda_codec *codec, hda_nid_t nid, unsigned char *buf, int *eld_size) { int i; - int ret = 0; + int ret; int size; /* diff --git a/trunk/sound/pci/hda/hda_generic.c b/trunk/sound/pci/hda/hda_generic.c index 2dbe767be16b..78897d05d80f 100644 --- a/trunk/sound/pci/hda/hda_generic.c +++ b/trunk/sound/pci/hda/hda_generic.c @@ -740,7 +740,7 @@ EXPORT_SYMBOL_HDA(snd_hda_activate_path); static void path_power_down_sync(struct hda_codec *codec, struct nid_path *path) { struct hda_gen_spec *spec = codec->spec; - bool changed = false; + bool changed; int i; if (!spec->power_down_unused || path->active) @@ -995,8 +995,6 @@ enum { BAD_NO_EXTRA_SURR_DAC = 0x101, /* Primary DAC shared with main surrounds */ BAD_SHARED_SURROUND = 0x100, - /* No independent HP possible */ - BAD_NO_INDEP_HP = 0x40, /* Primary DAC shared with main CLFE */ BAD_SHARED_CLFE = 0x10, /* Primary DAC shared with extra surrounds */ @@ -1394,43 +1392,6 @@ static int check_aamix_out_path(struct hda_codec *codec, int path_idx) return snd_hda_get_path_idx(codec, path); } -/* check whether the independent HP is available with the current config */ -static bool indep_hp_possible(struct hda_codec *codec) -{ - struct hda_gen_spec *spec = codec->spec; - struct auto_pin_cfg *cfg = &spec->autocfg; - struct nid_path *path; - int i, idx; - - if (cfg->line_out_type == AUTO_PIN_HP_OUT) - idx = spec->out_paths[0]; - else - idx = spec->hp_paths[0]; - path = snd_hda_get_path_from_idx(codec, idx); - if (!path) - return false; - - /* assume no path conflicts unless aamix is involved */ - if (!spec->mixer_nid || !is_nid_contained(path, spec->mixer_nid)) - return true; - - /* check whether output paths contain aamix */ - for (i = 0; i < cfg->line_outs; i++) { - if (spec->out_paths[i] == idx) - break; - path = snd_hda_get_path_from_idx(codec, spec->out_paths[i]); - if (path && is_nid_contained(path, spec->mixer_nid)) - return false; - } - for (i = 0; i < cfg->speaker_outs; i++) { - path = snd_hda_get_path_from_idx(codec, spec->speaker_paths[i]); - if (path && is_nid_contained(path, spec->mixer_nid)) - return false; - } - - return true; -} - /* fill the empty entries in the dac array for speaker/hp with the * shared dac pointed by the paths */ @@ -1584,9 +1545,6 @@ static int fill_and_eval_dacs(struct hda_codec *codec, badness += BAD_MULTI_IO; } - if (spec->indep_hp && !indep_hp_possible(codec)) - badness += BAD_NO_INDEP_HP; - /* re-fill the shared DAC for speaker / headphone */ if (cfg->line_out_type != AUTO_PIN_HP_OUT) refill_shared_dacs(codec, cfg->hp_outs, @@ -1800,10 +1758,6 @@ static int parse_output_paths(struct hda_codec *codec) cfg->speaker_pins, val); } - /* clear indep_hp flag if not available */ - if (spec->indep_hp && !indep_hp_possible(codec)) - spec->indep_hp = 0; - kfree(best_cfg); return 0; } diff --git a/trunk/sound/pci/hda/hda_intel.c b/trunk/sound/pci/hda/hda_intel.c index bcd40ee488e3..4cea6bb6fade 100644 --- a/trunk/sound/pci/hda/hda_intel.c +++ b/trunk/sound/pci/hda/hda_intel.c @@ -134,8 +134,8 @@ MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " * this may give more power-saving, but will take longer time to * wake up. */ -static bool power_save_controller = 1; -module_param(power_save_controller, bool, 0644); +static int power_save_controller = -1; +module_param(power_save_controller, bint, 0644); MODULE_PARM_DESC(power_save_controller, "Reset controller in power save mode."); #endif /* CONFIG_PM */ @@ -415,8 +415,6 @@ struct azx_dev { unsigned int opened :1; unsigned int running :1; unsigned int irq_pending :1; - unsigned int prepared:1; - unsigned int locked:1; /* * For VIA: * A flag to ensure DMA position is 0 @@ -428,25 +426,8 @@ struct azx_dev { struct timecounter azx_tc; struct cyclecounter azx_cc; - -#ifdef CONFIG_SND_HDA_DSP_LOADER - struct mutex dsp_mutex; -#endif }; -/* DSP lock helpers */ -#ifdef CONFIG_SND_HDA_DSP_LOADER -#define dsp_lock_init(dev) mutex_init(&(dev)->dsp_mutex) -#define dsp_lock(dev) mutex_lock(&(dev)->dsp_mutex) -#define dsp_unlock(dev) mutex_unlock(&(dev)->dsp_mutex) -#define dsp_is_locked(dev) ((dev)->locked) -#else -#define dsp_lock_init(dev) do {} while (0) -#define dsp_lock(dev) do {} while (0) -#define dsp_unlock(dev) do {} while (0) -#define dsp_is_locked(dev) 0 -#endif - /* CORB/RIRB */ struct azx_rb { u32 *buf; /* CORB/RIRB buffer @@ -546,10 +527,6 @@ struct azx { /* card list (for power_save trigger) */ struct list_head list; - -#ifdef CONFIG_SND_HDA_DSP_LOADER - struct azx_dev saved_azx_dev; -#endif }; #define CREATE_TRACE_POINTS @@ -1816,25 +1793,15 @@ azx_assign_device(struct azx *chip, struct snd_pcm_substream *substream) dev = chip->capture_index_offset; nums = chip->capture_streams; } - for (i = 0; i < nums; i++, dev++) { - struct azx_dev *azx_dev = &chip->azx_dev[dev]; - dsp_lock(azx_dev); - if (!azx_dev->opened && !dsp_is_locked(azx_dev)) { - res = azx_dev; - if (res->assigned_key == key) { - res->opened = 1; - res->assigned_key = key; - dsp_unlock(azx_dev); - return azx_dev; - } + for (i = 0; i < nums; i++, dev++) + if (!chip->azx_dev[dev].opened) { + res = &chip->azx_dev[dev]; + if (res->assigned_key == key) + break; } - dsp_unlock(azx_dev); - } if (res) { - dsp_lock(res); res->opened = 1; res->assigned_key = key; - dsp_unlock(res); } return res; } @@ -2042,12 +2009,6 @@ static int azx_pcm_hw_params(struct snd_pcm_substream *substream, struct azx_dev *azx_dev = get_azx_dev(substream); int ret; - dsp_lock(azx_dev); - if (dsp_is_locked(azx_dev)) { - ret = -EBUSY; - goto unlock; - } - mark_runtime_wc(chip, azx_dev, substream, false); azx_dev->bufsize = 0; azx_dev->period_bytes = 0; @@ -2055,10 +2016,8 @@ static int azx_pcm_hw_params(struct snd_pcm_substream *substream, ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); if (ret < 0) - goto unlock; + return ret; mark_runtime_wc(chip, azx_dev, substream, true); - unlock: - dsp_unlock(azx_dev); return ret; } @@ -2070,21 +2029,16 @@ static int azx_pcm_hw_free(struct snd_pcm_substream *substream) struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream]; /* reset BDL address */ - dsp_lock(azx_dev); - if (!dsp_is_locked(azx_dev)) { - azx_sd_writel(azx_dev, SD_BDLPL, 0); - azx_sd_writel(azx_dev, SD_BDLPU, 0); - azx_sd_writel(azx_dev, SD_CTL, 0); - azx_dev->bufsize = 0; - azx_dev->period_bytes = 0; - azx_dev->format_val = 0; - } + azx_sd_writel(azx_dev, SD_BDLPL, 0); + azx_sd_writel(azx_dev, SD_BDLPU, 0); + azx_sd_writel(azx_dev, SD_CTL, 0); + azx_dev->bufsize = 0; + azx_dev->period_bytes = 0; + azx_dev->format_val = 0; snd_hda_codec_cleanup(apcm->codec, hinfo, substream); mark_runtime_wc(chip, azx_dev, substream, false); - azx_dev->prepared = 0; - dsp_unlock(azx_dev); return snd_pcm_lib_free_pages(substream); } @@ -2101,12 +2055,6 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream) snd_hda_spdif_out_of_nid(apcm->codec, hinfo->nid); unsigned short ctls = spdif ? spdif->ctls : 0; - dsp_lock(azx_dev); - if (dsp_is_locked(azx_dev)) { - err = -EBUSY; - goto unlock; - } - azx_stream_reset(chip, azx_dev); format_val = snd_hda_calc_stream_format(runtime->rate, runtime->channels, @@ -2117,8 +2065,7 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream) snd_printk(KERN_ERR SFX "%s: invalid format_val, rate=%d, ch=%d, format=%d\n", pci_name(chip->pci), runtime->rate, runtime->channels, runtime->format); - err = -EINVAL; - goto unlock; + return -EINVAL; } bufsize = snd_pcm_lib_buffer_bytes(substream); @@ -2137,7 +2084,7 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream) azx_dev->no_period_wakeup = runtime->no_period_wakeup; err = azx_setup_periods(chip, substream, azx_dev); if (err < 0) - goto unlock; + return err; } /* wallclk has 24Mhz clock source */ @@ -2154,14 +2101,8 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream) if ((chip->driver_caps & AZX_DCAPS_CTX_WORKAROUND) && stream_tag > chip->capture_streams) stream_tag -= chip->capture_streams; - err = snd_hda_codec_prepare(apcm->codec, hinfo, stream_tag, + return snd_hda_codec_prepare(apcm->codec, hinfo, stream_tag, azx_dev->format_val, substream); - - unlock: - if (!err) - azx_dev->prepared = 1; - dsp_unlock(azx_dev); - return err; } static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd) @@ -2176,9 +2117,6 @@ static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd) azx_dev = get_azx_dev(substream); trace_azx_pcm_trigger(chip, azx_dev, cmd); - if (dsp_is_locked(azx_dev) || !azx_dev->prepared) - return -EPIPE; - switch (cmd) { case SNDRV_PCM_TRIGGER_START: rstart = 1; @@ -2683,27 +2621,17 @@ static int azx_load_dsp_prepare(struct hda_bus *bus, unsigned int format, struct azx_dev *azx_dev; int err; - azx_dev = azx_get_dsp_loader_dev(chip); - - dsp_lock(azx_dev); - spin_lock_irq(&chip->reg_lock); - if (azx_dev->running || azx_dev->locked) { - spin_unlock_irq(&chip->reg_lock); - err = -EBUSY; - goto unlock; - } - azx_dev->prepared = 0; - chip->saved_azx_dev = *azx_dev; - azx_dev->locked = 1; - spin_unlock_irq(&chip->reg_lock); + if (snd_hda_lock_devices(bus)) + return -EBUSY; err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(chip->pci), byte_size, bufp); if (err < 0) - goto err_alloc; + goto unlock; mark_pages_wc(chip, bufp, true); + azx_dev = azx_get_dsp_loader_dev(chip); azx_dev->bufsize = byte_size; azx_dev->period_bytes = byte_size; azx_dev->format_val = format; @@ -2721,20 +2649,13 @@ static int azx_load_dsp_prepare(struct hda_bus *bus, unsigned int format, goto error; azx_setup_controller(chip, azx_dev); - dsp_unlock(azx_dev); return azx_dev->stream_tag; error: mark_pages_wc(chip, bufp, false); snd_dma_free_pages(bufp); - err_alloc: - spin_lock_irq(&chip->reg_lock); - if (azx_dev->opened) - *azx_dev = chip->saved_azx_dev; - azx_dev->locked = 0; - spin_unlock_irq(&chip->reg_lock); - unlock: - dsp_unlock(azx_dev); +unlock: + snd_hda_unlock_devices(bus); return err; } @@ -2756,10 +2677,9 @@ static void azx_load_dsp_cleanup(struct hda_bus *bus, struct azx *chip = bus->private_data; struct azx_dev *azx_dev = azx_get_dsp_loader_dev(chip); - if (!dmab->area || !azx_dev->locked) + if (!dmab->area) return; - dsp_lock(azx_dev); /* reset BDL address */ azx_sd_writel(azx_dev, SD_BDLPL, 0); azx_sd_writel(azx_dev, SD_BDLPU, 0); @@ -2772,12 +2692,7 @@ static void azx_load_dsp_cleanup(struct hda_bus *bus, snd_dma_free_pages(dmab); dmab->area = NULL; - spin_lock_irq(&chip->reg_lock); - if (azx_dev->opened) - *azx_dev = chip->saved_azx_dev; - azx_dev->locked = 0; - spin_unlock_irq(&chip->reg_lock); - dsp_unlock(azx_dev); + snd_hda_unlock_devices(bus); } #endif /* CONFIG_SND_HDA_DSP_LOADER */ @@ -2931,6 +2846,8 @@ static int azx_runtime_idle(struct device *dev) struct snd_card *card = dev_get_drvdata(dev); struct azx *chip = card->private_data; + if (power_save_controller > 0) + return 0; if (!power_save_controller || !(chip->driver_caps & AZX_DCAPS_PM_RUNTIME)) return -EBUSY; @@ -3564,7 +3481,6 @@ static int azx_first_init(struct azx *chip) } for (i = 0; i < chip->num_streams; i++) { - dsp_lock_init(&chip->azx_dev[i]); /* allocate memory for the BDL for each stream */ err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci), diff --git a/trunk/sound/pci/hda/patch_ca0132.c b/trunk/sound/pci/hda/patch_ca0132.c index 0792b5725f9c..db02c1e96b08 100644 --- a/trunk/sound/pci/hda/patch_ca0132.c +++ b/trunk/sound/pci/hda/patch_ca0132.c @@ -2298,11 +2298,6 @@ static int dspxfr_one_seg(struct hda_codec *codec, hda_frame_size_words = ((sample_rate_div == 0) ? 0 : (num_chans * sample_rate_mul / sample_rate_div)); - if (hda_frame_size_words == 0) { - snd_printdd(KERN_ERR "frmsz zero\n"); - return -EINVAL; - } - buffer_size_words = min(buffer_size_words, (unsigned int)(UC_RANGE(chip_addx, 1) ? 65536 : 32768)); @@ -2313,7 +2308,8 @@ static int dspxfr_one_seg(struct hda_codec *codec, chip_addx, hda_frame_size_words, num_chans, sample_rate_mul, sample_rate_div, buffer_size_words); - if (buffer_size_words < hda_frame_size_words) { + if ((buffer_addx == NULL) || (hda_frame_size_words == 0) || + (buffer_size_words < hda_frame_size_words)) { snd_printdd(KERN_ERR "dspxfr_one_seg:failed\n"); return -EINVAL; } @@ -3239,7 +3235,7 @@ static int ca0132_set_vipsource(struct hda_codec *codec, int val) struct ca0132_spec *spec = codec->spec; unsigned int tmp; - if (spec->dsp_state != DSP_DOWNLOADED) + if (!dspload_is_loaded(codec)) return 0; /* if CrystalVoice if off, vipsource should be 0 */ @@ -4267,12 +4263,11 @@ static void ca0132_refresh_widget_caps(struct hda_codec *codec) */ static void ca0132_setup_defaults(struct hda_codec *codec) { - struct ca0132_spec *spec = codec->spec; unsigned int tmp; int num_fx; int idx, i; - if (spec->dsp_state != DSP_DOWNLOADED) + if (!dspload_is_loaded(codec)) return; /* out, in effects + voicefx */ @@ -4352,16 +4347,12 @@ static bool ca0132_download_dsp_images(struct hda_codec *codec) return false; dsp_os_image = (struct dsp_image_seg *)(fw_entry->data); - if (dspload_image(codec, dsp_os_image, 0, 0, true, 0)) { - pr_err("ca0132 dspload_image failed.\n"); - goto exit_download; - } - + dspload_image(codec, dsp_os_image, 0, 0, true, 0); dsp_loaded = dspload_wait_loaded(codec); -exit_download: release_firmware(fw_entry); + return dsp_loaded; } @@ -4372,13 +4363,16 @@ static void ca0132_download_dsp(struct hda_codec *codec) #ifndef CONFIG_SND_HDA_CODEC_CA0132_DSP return; /* NOP */ #endif + spec->dsp_state = DSP_DOWNLOAD_INIT; - chipio_enable_clocks(codec); - spec->dsp_state = DSP_DOWNLOADING; - if (!ca0132_download_dsp_images(codec)) - spec->dsp_state = DSP_DOWNLOAD_FAILED; - else - spec->dsp_state = DSP_DOWNLOADED; + if (spec->dsp_state == DSP_DOWNLOAD_INIT) { + chipio_enable_clocks(codec); + spec->dsp_state = DSP_DOWNLOADING; + if (!ca0132_download_dsp_images(codec)) + spec->dsp_state = DSP_DOWNLOAD_FAILED; + else + spec->dsp_state = DSP_DOWNLOADED; + } if (spec->dsp_state == DSP_DOWNLOADED) ca0132_set_dsp_msr(codec, true); diff --git a/trunk/sound/pci/hda/patch_cirrus.c b/trunk/sound/pci/hda/patch_cirrus.c index 0d9c58f13560..72ebb8a36b13 100644 --- a/trunk/sound/pci/hda/patch_cirrus.c +++ b/trunk/sound/pci/hda/patch_cirrus.c @@ -168,10 +168,10 @@ static void cs_automute(struct hda_codec *codec) snd_hda_gen_update_outputs(codec); if (spec->gpio_eapd_hp) { - spec->gpio_data = spec->gen.hp_jack_present ? + unsigned int gpio = spec->gen.hp_jack_present ? spec->gpio_eapd_hp : spec->gpio_eapd_speaker; snd_hda_codec_write(codec, 0x01, 0, - AC_VERB_SET_GPIO_DATA, spec->gpio_data); + AC_VERB_SET_GPIO_DATA, gpio); } } @@ -506,8 +506,6 @@ static int patch_cs420x(struct hda_codec *codec) if (!spec) return -ENOMEM; - spec->gen.automute_hook = cs_automute; - snd_hda_pick_fixup(codec, cs420x_models, cs420x_fixup_tbl, cs420x_fixups); snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE); @@ -895,8 +893,6 @@ static int patch_cs4210(struct hda_codec *codec) if (!spec) return -ENOMEM; - spec->gen.automute_hook = cs_automute; - snd_hda_pick_fixup(codec, cs421x_models, cs421x_fixup_tbl, cs421x_fixups); snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE); diff --git a/trunk/sound/pci/hda/patch_conexant.c b/trunk/sound/pci/hda/patch_conexant.c index 2a89d1eefeb6..941bf6c766ec 100644 --- a/trunk/sound/pci/hda/patch_conexant.c +++ b/trunk/sound/pci/hda/patch_conexant.c @@ -1142,7 +1142,7 @@ static int patch_cxt5045(struct hda_codec *codec) } if (spec->beep_amp) - snd_hda_attach_beep_device(codec, get_amp_nid_(spec->beep_amp)); + snd_hda_attach_beep_device(codec, spec->beep_amp); return 0; } @@ -1921,7 +1921,7 @@ static int patch_cxt5051(struct hda_codec *codec) } if (spec->beep_amp) - snd_hda_attach_beep_device(codec, get_amp_nid_(spec->beep_amp)); + snd_hda_attach_beep_device(codec, spec->beep_amp); return 0; } @@ -3099,7 +3099,7 @@ static int patch_cxt5066(struct hda_codec *codec) } if (spec->beep_amp) - snd_hda_attach_beep_device(codec, get_amp_nid_(spec->beep_amp)); + snd_hda_attach_beep_device(codec, spec->beep_amp); return 0; } @@ -3191,17 +3191,11 @@ static int cx_auto_build_controls(struct hda_codec *codec) return 0; } -static void cx_auto_free(struct hda_codec *codec) -{ - snd_hda_detach_beep_device(codec); - snd_hda_gen_free(codec); -} - static const struct hda_codec_ops cx_auto_patch_ops = { .build_controls = cx_auto_build_controls, .build_pcms = snd_hda_gen_build_pcms, .init = snd_hda_gen_init, - .free = cx_auto_free, + .free = snd_hda_gen_free, .unsol_event = snd_hda_jack_unsol_event, #ifdef CONFIG_PM .check_power_status = snd_hda_gen_check_power_status, @@ -3397,7 +3391,7 @@ static int patch_conexant_auto(struct hda_codec *codec) codec->patch_ops = cx_auto_patch_ops; if (spec->beep_amp) - snd_hda_attach_beep_device(codec, get_amp_nid_(spec->beep_amp)); + snd_hda_attach_beep_device(codec, spec->beep_amp); /* Some laptops with Conexant chips show stalls in S3 resume, * which falls into the single-cmd mode. diff --git a/trunk/sound/pci/hda/patch_hdmi.c b/trunk/sound/pci/hda/patch_hdmi.c index de8ac5c07fd0..78e1827d0a95 100644 --- a/trunk/sound/pci/hda/patch_hdmi.c +++ b/trunk/sound/pci/hda/patch_hdmi.c @@ -1196,7 +1196,7 @@ static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll) _snd_printd(SND_PR_VERBOSE, "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n", - codec->addr, pin_nid, pin_eld->monitor_present, eld->eld_valid); + codec->addr, pin_nid, eld->monitor_present, eld->eld_valid); if (eld->eld_valid) { if (snd_hdmi_get_eld(codec, pin_nid, eld->eld_buffer, diff --git a/trunk/sound/pci/hda/patch_realtek.c b/trunk/sound/pci/hda/patch_realtek.c index f15c36bde540..2d4237bc0d8e 100644 --- a/trunk/sound/pci/hda/patch_realtek.c +++ b/trunk/sound/pci/hda/patch_realtek.c @@ -3163,7 +3163,6 @@ static int patch_alc269(struct hda_codec *codec) case 0x10ec0290: spec->codec_variant = ALC269_TYPE_ALC280; break; - case 0x10ec0233: case 0x10ec0282: case 0x10ec0283: spec->codec_variant = ALC269_TYPE_ALC282; @@ -3440,8 +3439,7 @@ static int alc662_parse_auto_config(struct hda_codec *codec) const hda_nid_t *ssids; if (codec->vendor_id == 0x10ec0272 || codec->vendor_id == 0x10ec0663 || - codec->vendor_id == 0x10ec0665 || codec->vendor_id == 0x10ec0670 || - codec->vendor_id == 0x10ec0671) + codec->vendor_id == 0x10ec0665 || codec->vendor_id == 0x10ec0670) ssids = alc663_ssids; else ssids = alc662_ssids; @@ -3864,7 +3862,6 @@ static int patch_alc680(struct hda_codec *codec) */ static const struct hda_codec_preset snd_hda_preset_realtek[] = { { .id = 0x10ec0221, .name = "ALC221", .patch = patch_alc269 }, - { .id = 0x10ec0233, .name = "ALC233", .patch = patch_alc269 }, { .id = 0x10ec0260, .name = "ALC260", .patch = patch_alc260 }, { .id = 0x10ec0262, .name = "ALC262", .patch = patch_alc262 }, { .id = 0x10ec0267, .name = "ALC267", .patch = patch_alc268 }, @@ -3895,7 +3892,6 @@ static const struct hda_codec_preset snd_hda_preset_realtek[] = { { .id = 0x10ec0665, .name = "ALC665", .patch = patch_alc662 }, { .id = 0x10ec0668, .name = "ALC668", .patch = patch_alc662 }, { .id = 0x10ec0670, .name = "ALC670", .patch = patch_alc662 }, - { .id = 0x10ec0671, .name = "ALC671", .patch = patch_alc662 }, { .id = 0x10ec0680, .name = "ALC680", .patch = patch_alc680 }, { .id = 0x10ec0880, .name = "ALC880", .patch = patch_alc880 }, { .id = 0x10ec0882, .name = "ALC882", .patch = patch_alc882 }, diff --git a/trunk/sound/pci/hda/patch_sigmatel.c b/trunk/sound/pci/hda/patch_sigmatel.c index dafe04ae8c72..83d5335ac348 100644 --- a/trunk/sound/pci/hda/patch_sigmatel.c +++ b/trunk/sound/pci/hda/patch_sigmatel.c @@ -815,29 +815,6 @@ static int find_mute_led_cfg(struct hda_codec *codec, int default_polarity) return 0; } -/* check whether a built-in speaker is included in parsed pins */ -static bool has_builtin_speaker(struct hda_codec *codec) -{ - struct sigmatel_spec *spec = codec->spec; - hda_nid_t *nid_pin; - int nids, i; - - if (spec->gen.autocfg.line_out_type == AUTO_PIN_SPEAKER_OUT) { - nid_pin = spec->gen.autocfg.line_out_pins; - nids = spec->gen.autocfg.line_outs; - } else { - nid_pin = spec->gen.autocfg.speaker_pins; - nids = spec->gen.autocfg.speaker_outs; - } - - for (i = 0; i < nids; i++) { - unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid_pin[i]); - if (snd_hda_get_input_pin_attr(def_conf) == INPUT_PIN_ATTR_INT) - return true; - } - return false; -} - /* * PC beep controls */ @@ -3913,12 +3890,6 @@ static int patch_stac92hd73xx(struct hda_codec *codec) return err; } - /* Don't GPIO-mute speakers if there are no internal speakers, because - * the GPIO might be necessary for Headphone - */ - if (spec->eapd_switch && !has_builtin_speaker(codec)) - spec->eapd_switch = 0; - codec->proc_widget_hook = stac92hd7x_proc_hook; snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE); diff --git a/trunk/sound/pci/ice1712/ice1712.c b/trunk/sound/pci/ice1712/ice1712.c index 806407a3973e..2ffdc35d5ffd 100644 --- a/trunk/sound/pci/ice1712/ice1712.c +++ b/trunk/sound/pci/ice1712/ice1712.c @@ -2594,8 +2594,6 @@ static int snd_ice1712_create(struct snd_card *card, snd_ice1712_proc_init(ice); synchronize_irq(pci->irq); - card->private_data = ice; - err = pci_request_regions(pci, "ICE1712"); if (err < 0) { kfree(ice); diff --git a/trunk/sound/soc/codecs/max98090.c b/trunk/sound/soc/codecs/max98090.c old mode 100644 new mode 100755 diff --git a/trunk/sound/soc/codecs/max98090.h b/trunk/sound/soc/codecs/max98090.h old mode 100644 new mode 100755 diff --git a/trunk/sound/soc/codecs/si476x.c b/trunk/sound/soc/codecs/si476x.c index 566ea3256e2d..f2d61a187830 100644 --- a/trunk/sound/soc/codecs/si476x.c +++ b/trunk/sound/soc/codecs/si476x.c @@ -159,7 +159,6 @@ static int si476x_codec_hw_params(struct snd_pcm_substream *substream, switch (params_format(params)) { case SNDRV_PCM_FORMAT_S8: width = SI476X_PCM_FORMAT_S8; - break; case SNDRV_PCM_FORMAT_S16_LE: width = SI476X_PCM_FORMAT_S16_LE; break; diff --git a/trunk/sound/soc/codecs/wm5102.c b/trunk/sound/soc/codecs/wm5102.c index 34d0201d6a78..b8d461db369f 100644 --- a/trunk/sound/soc/codecs/wm5102.c +++ b/trunk/sound/soc/codecs/wm5102.c @@ -573,18 +573,11 @@ static const struct reg_default wm5102_sysclk_reva_patch[] = { { 0x025e, 0x0112 }, }; -static const struct reg_default wm5102_sysclk_revb_patch[] = { - { 0x3081, 0x08FE }, - { 0x3083, 0x00ED }, - { 0x30C1, 0x08FE }, - { 0x30C3, 0x00ED }, -}; - static int wm5102_sysclk_ev(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { struct snd_soc_codec *codec = w->codec; - struct arizona *arizona = dev_get_drvdata(codec->dev->parent); + struct arizona *arizona = dev_get_drvdata(codec->dev); struct regmap *regmap = codec->control_data; const struct reg_default *patch = NULL; int i, patch_size; @@ -594,10 +587,6 @@ static int wm5102_sysclk_ev(struct snd_soc_dapm_widget *w, patch = wm5102_sysclk_reva_patch; patch_size = ARRAY_SIZE(wm5102_sysclk_reva_patch); break; - default: - patch = wm5102_sysclk_revb_patch; - patch_size = ARRAY_SIZE(wm5102_sysclk_revb_patch); - break; } switch (event) { @@ -766,7 +755,7 @@ SOC_SINGLE("SPKDAT1 High Performance Switch", ARIZONA_OUTPUT_PATH_CONFIG_5L, SOC_DOUBLE_R("HPOUT1 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_1L, ARIZONA_DAC_DIGITAL_VOLUME_1R, ARIZONA_OUT1L_MUTE_SHIFT, 1, 1), -SOC_DOUBLE_R("HPOUT2 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_2L, +SOC_DOUBLE_R("OUT2 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_2L, ARIZONA_DAC_DIGITAL_VOLUME_2R, ARIZONA_OUT2L_MUTE_SHIFT, 1, 1), SOC_SINGLE("EPOUT Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_3L, ARIZONA_OUT3L_MUTE_SHIFT, 1, 1), @@ -778,7 +767,7 @@ SOC_DOUBLE_R("SPKDAT1 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_5L, SOC_DOUBLE_R_TLV("HPOUT1 Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_1L, ARIZONA_DAC_DIGITAL_VOLUME_1R, ARIZONA_OUT1L_VOL_SHIFT, 0xbf, 0, digital_tlv), -SOC_DOUBLE_R_TLV("HPOUT2 Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_2L, +SOC_DOUBLE_R_TLV("OUT2 Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_2L, ARIZONA_DAC_DIGITAL_VOLUME_2R, ARIZONA_OUT2L_VOL_SHIFT, 0xbf, 0, digital_tlv), SOC_SINGLE_TLV("EPOUT Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_3L, diff --git a/trunk/sound/soc/codecs/wm5110.c b/trunk/sound/soc/codecs/wm5110.c index cdeb301da1f6..cd17b477781d 100644 --- a/trunk/sound/soc/codecs/wm5110.c +++ b/trunk/sound/soc/codecs/wm5110.c @@ -213,9 +213,9 @@ ARIZONA_MIXER_CONTROLS("SPKDAT2R", ARIZONA_OUT6RMIX_INPUT_1_SOURCE), SOC_SINGLE("HPOUT1 High Performance Switch", ARIZONA_OUTPUT_PATH_CONFIG_1L, ARIZONA_OUT1_OSR_SHIFT, 1, 0), -SOC_SINGLE("HPOUT2 High Performance Switch", ARIZONA_OUTPUT_PATH_CONFIG_2L, +SOC_SINGLE("OUT2 High Performance Switch", ARIZONA_OUTPUT_PATH_CONFIG_2L, ARIZONA_OUT2_OSR_SHIFT, 1, 0), -SOC_SINGLE("HPOUT3 High Performance Switch", ARIZONA_OUTPUT_PATH_CONFIG_3L, +SOC_SINGLE("OUT3 High Performance Switch", ARIZONA_OUTPUT_PATH_CONFIG_3L, ARIZONA_OUT3_OSR_SHIFT, 1, 0), SOC_SINGLE("Speaker High Performance Switch", ARIZONA_OUTPUT_PATH_CONFIG_4L, ARIZONA_OUT4_OSR_SHIFT, 1, 0), @@ -226,9 +226,9 @@ SOC_SINGLE("SPKDAT2 High Performance Switch", ARIZONA_OUTPUT_PATH_CONFIG_6L, SOC_DOUBLE_R("HPOUT1 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_1L, ARIZONA_DAC_DIGITAL_VOLUME_1R, ARIZONA_OUT1L_MUTE_SHIFT, 1, 1), -SOC_DOUBLE_R("HPOUT2 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_2L, +SOC_DOUBLE_R("OUT2 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_2L, ARIZONA_DAC_DIGITAL_VOLUME_2R, ARIZONA_OUT2L_MUTE_SHIFT, 1, 1), -SOC_DOUBLE_R("HPOUT3 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_3L, +SOC_DOUBLE_R("OUT3 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_3L, ARIZONA_DAC_DIGITAL_VOLUME_3R, ARIZONA_OUT3L_MUTE_SHIFT, 1, 1), SOC_DOUBLE_R("Speaker Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_4L, ARIZONA_DAC_DIGITAL_VOLUME_4R, ARIZONA_OUT4L_MUTE_SHIFT, 1, 1), @@ -240,10 +240,10 @@ SOC_DOUBLE_R("SPKDAT2 Digital Switch", ARIZONA_DAC_DIGITAL_VOLUME_6L, SOC_DOUBLE_R_TLV("HPOUT1 Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_1L, ARIZONA_DAC_DIGITAL_VOLUME_1R, ARIZONA_OUT1L_VOL_SHIFT, 0xbf, 0, digital_tlv), -SOC_DOUBLE_R_TLV("HPOUT2 Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_2L, +SOC_DOUBLE_R_TLV("OUT2 Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_2L, ARIZONA_DAC_DIGITAL_VOLUME_2R, ARIZONA_OUT2L_VOL_SHIFT, 0xbf, 0, digital_tlv), -SOC_DOUBLE_R_TLV("HPOUT3 Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_3L, +SOC_DOUBLE_R_TLV("OUT3 Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_3L, ARIZONA_DAC_DIGITAL_VOLUME_3R, ARIZONA_OUT3L_VOL_SHIFT, 0xbf, 0, digital_tlv), SOC_DOUBLE_R_TLV("Speaker Digital Volume", ARIZONA_DAC_DIGITAL_VOLUME_4L, @@ -260,11 +260,11 @@ SOC_DOUBLE_R_RANGE_TLV("HPOUT1 Volume", ARIZONA_OUTPUT_PATH_CONFIG_1L, ARIZONA_OUTPUT_PATH_CONFIG_1R, ARIZONA_OUT1L_PGA_VOL_SHIFT, 0x34, 0x40, 0, ana_tlv), -SOC_DOUBLE_R_RANGE_TLV("HPOUT2 Volume", ARIZONA_OUTPUT_PATH_CONFIG_2L, +SOC_DOUBLE_R_RANGE_TLV("OUT2 Volume", ARIZONA_OUTPUT_PATH_CONFIG_2L, ARIZONA_OUTPUT_PATH_CONFIG_2R, ARIZONA_OUT2L_PGA_VOL_SHIFT, 0x34, 0x40, 0, ana_tlv), -SOC_DOUBLE_R_RANGE_TLV("HPOUT3 Volume", ARIZONA_OUTPUT_PATH_CONFIG_3L, +SOC_DOUBLE_R_RANGE_TLV("OUT3 Volume", ARIZONA_OUTPUT_PATH_CONFIG_3L, ARIZONA_OUTPUT_PATH_CONFIG_3R, ARIZONA_OUT3L_PGA_VOL_SHIFT, 0x34, 0x40, 0, ana_tlv), diff --git a/trunk/sound/soc/codecs/wm8350.c b/trunk/sound/soc/codecs/wm8350.c index 0e8b3aaf6c8d..ec0efc1443ba 100644 --- a/trunk/sound/soc/codecs/wm8350.c +++ b/trunk/sound/soc/codecs/wm8350.c @@ -1301,7 +1301,7 @@ static irqreturn_t wm8350_hpl_jack_handler(int irq, void *data) if (device_may_wakeup(wm8350->dev)) pm_wakeup_event(wm8350->dev, 250); - schedule_delayed_work(&priv->hpl.work, msecs_to_jiffies(200)); + schedule_delayed_work(&priv->hpl.work, 200); return IRQ_HANDLED; } @@ -1318,7 +1318,7 @@ static irqreturn_t wm8350_hpr_jack_handler(int irq, void *data) if (device_may_wakeup(wm8350->dev)) pm_wakeup_event(wm8350->dev, 250); - schedule_delayed_work(&priv->hpr.work, msecs_to_jiffies(200)); + schedule_delayed_work(&priv->hpr.work, 200); return IRQ_HANDLED; } diff --git a/trunk/sound/soc/codecs/wm8903.c b/trunk/sound/soc/codecs/wm8903.c index f8a31ad0b203..134e41c870b9 100644 --- a/trunk/sound/soc/codecs/wm8903.c +++ b/trunk/sound/soc/codecs/wm8903.c @@ -1083,8 +1083,6 @@ static const struct snd_soc_dapm_route wm8903_intercon[] = { { "ROP", NULL, "Right Speaker PGA" }, { "RON", NULL, "Right Speaker PGA" }, - { "Charge Pump", NULL, "CLK_DSP" }, - { "Left Headphone Output PGA", NULL, "Charge Pump" }, { "Right Headphone Output PGA", NULL, "Charge Pump" }, { "Left Line Output PGA", NULL, "Charge Pump" }, diff --git a/trunk/sound/soc/codecs/wm8960.c b/trunk/sound/soc/codecs/wm8960.c index a64b93425ae3..9bb927325993 100644 --- a/trunk/sound/soc/codecs/wm8960.c +++ b/trunk/sound/soc/codecs/wm8960.c @@ -53,8 +53,8 @@ * using 2 wire for device control, so we cache them instead. */ static const struct reg_default wm8960_reg_defaults[] = { - { 0x0, 0x00a7 }, - { 0x1, 0x00a7 }, + { 0x0, 0x0097 }, + { 0x1, 0x0097 }, { 0x2, 0x0000 }, { 0x3, 0x0000 }, { 0x4, 0x0000 }, @@ -323,8 +323,8 @@ SND_SOC_DAPM_MIXER("Left Input Mixer", WM8960_POWER3, 5, 0, SND_SOC_DAPM_MIXER("Right Input Mixer", WM8960_POWER3, 4, 0, wm8960_rin, ARRAY_SIZE(wm8960_rin)), -SND_SOC_DAPM_ADC("Left ADC", "Capture", WM8960_POWER1, 3, 0), -SND_SOC_DAPM_ADC("Right ADC", "Capture", WM8960_POWER1, 2, 0), +SND_SOC_DAPM_ADC("Left ADC", "Capture", WM8960_POWER2, 3, 0), +SND_SOC_DAPM_ADC("Right ADC", "Capture", WM8960_POWER2, 2, 0), SND_SOC_DAPM_DAC("Left DAC", "Playback", WM8960_POWER2, 8, 0), SND_SOC_DAPM_DAC("Right DAC", "Playback", WM8960_POWER2, 7, 0), diff --git a/trunk/sound/soc/codecs/wm_adsp.c b/trunk/sound/soc/codecs/wm_adsp.c index 9af1bddc4c62..f3f7e75f8628 100644 --- a/trunk/sound/soc/codecs/wm_adsp.c +++ b/trunk/sound/soc/codecs/wm_adsp.c @@ -828,8 +828,7 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp) &buf_list); if (!buf) { adsp_err(dsp, "Out of memory\n"); - ret = -ENOMEM; - goto out_fw; + return -ENOMEM; } adsp_dbg(dsp, "%s.%d: Writing %d bytes at %x\n", @@ -866,7 +865,7 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp) wm_adsp_buf_free(&buf_list); out: kfree(file); - return ret; + return 0; } int wm_adsp1_init(struct wm_adsp *adsp) diff --git a/trunk/sound/soc/fsl/imx-ssi.c b/trunk/sound/soc/fsl/imx-ssi.c index 810c7eeb7b03..55464a5b0706 100644 --- a/trunk/sound/soc/fsl/imx-ssi.c +++ b/trunk/sound/soc/fsl/imx-ssi.c @@ -496,8 +496,6 @@ static void imx_ssi_ac97_reset(struct snd_ac97 *ac97) if (imx_ssi->ac97_reset) imx_ssi->ac97_reset(ac97); - /* First read sometimes fails, do a dummy read */ - imx_ssi_ac97_read(ac97, 0); } static void imx_ssi_ac97_warm_reset(struct snd_ac97 *ac97) @@ -506,9 +504,6 @@ static void imx_ssi_ac97_warm_reset(struct snd_ac97 *ac97) if (imx_ssi->ac97_warm_reset) imx_ssi->ac97_warm_reset(ac97); - - /* First read sometimes fails, do a dummy read */ - imx_ssi_ac97_read(ac97, 0); } struct snd_ac97_bus_ops soc_ac97_ops = { diff --git a/trunk/sound/soc/fsl/pcm030-audio-fabric.c b/trunk/sound/soc/fsl/pcm030-audio-fabric.c index eb4373840bb6..8e52c1485df3 100644 --- a/trunk/sound/soc/fsl/pcm030-audio-fabric.c +++ b/trunk/sound/soc/fsl/pcm030-audio-fabric.c @@ -51,7 +51,7 @@ static struct snd_soc_card pcm030_card = { .num_links = ARRAY_SIZE(pcm030_fabric_dai), }; -static int pcm030_fabric_probe(struct platform_device *op) +static int __init pcm030_fabric_probe(struct platform_device *op) { struct device_node *np = op->dev.of_node; struct device_node *platform_np; diff --git a/trunk/sound/soc/samsung/i2s.c b/trunk/sound/soc/samsung/i2s.c index 6bbeb0bf1a73..d7231e336a7c 100644 --- a/trunk/sound/soc/samsung/i2s.c +++ b/trunk/sound/soc/samsung/i2s.c @@ -972,7 +972,6 @@ static const struct snd_soc_dai_ops samsung_i2s_dai_ops = { static struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec) { struct i2s_dai *i2s; - int ret; i2s = devm_kzalloc(&pdev->dev, sizeof(struct i2s_dai), GFP_KERNEL); if (i2s == NULL) @@ -997,18 +996,16 @@ static struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec) i2s->i2s_dai_drv.capture.channels_max = 2; i2s->i2s_dai_drv.capture.rates = SAMSUNG_I2S_RATES; i2s->i2s_dai_drv.capture.formats = SAMSUNG_I2S_FMTS; - dev_set_drvdata(&i2s->pdev->dev, i2s); } else { /* Create a new platform_device for Secondary */ - i2s->pdev = platform_device_alloc("samsung-i2s-sec", -1); + i2s->pdev = platform_device_register_resndata(NULL, + "samsung-i2s-sec", -1, NULL, 0, NULL, 0); if (IS_ERR(i2s->pdev)) return NULL; - - platform_set_drvdata(i2s->pdev, i2s); - ret = platform_device_add(i2s->pdev); - if (ret < 0) - return NULL; } + /* Pre-assign snd_soc_dai_set_drvdata */ + dev_set_drvdata(&i2s->pdev->dev, i2s); + return i2s; } @@ -1110,10 +1107,6 @@ static int samsung_i2s_probe(struct platform_device *pdev) if (samsung_dai_type == TYPE_SEC) { sec_dai = dev_get_drvdata(&pdev->dev); - if (!sec_dai) { - dev_err(&pdev->dev, "Unable to get drvdata\n"); - return -EFAULT; - } snd_soc_register_dai(&sec_dai->pdev->dev, &sec_dai->i2s_dai_drv); asoc_dma_platform_register(&pdev->dev); diff --git a/trunk/sound/soc/sh/dma-sh7760.c b/trunk/sound/soc/sh/dma-sh7760.c index 1a8b03e4b41b..19eff8fc4fdd 100644 --- a/trunk/sound/soc/sh/dma-sh7760.c +++ b/trunk/sound/soc/sh/dma-sh7760.c @@ -342,8 +342,8 @@ static int camelot_pcm_new(struct snd_soc_pcm_runtime *rtd) return 0; } -static struct snd_soc_platform_driver sh7760_soc_platform = { - .ops = &camelot_pcm_ops, +static struct snd_soc_platform sh7760_soc_platform = { + .pcm_ops = &camelot_pcm_ops, .pcm_new = camelot_pcm_new, .pcm_free = camelot_pcm_free, }; diff --git a/trunk/sound/soc/soc-compress.c b/trunk/sound/soc/soc-compress.c index ed0bfb0ddb96..b5b3db71e253 100644 --- a/trunk/sound/soc/soc-compress.c +++ b/trunk/sound/soc/soc-compress.c @@ -211,27 +211,19 @@ static int soc_compr_set_params(struct snd_compr_stream *cstream, if (platform->driver->compr_ops && platform->driver->compr_ops->set_params) { ret = platform->driver->compr_ops->set_params(cstream, params); if (ret < 0) - goto err; + goto out; } if (rtd->dai_link->compr_ops && rtd->dai_link->compr_ops->set_params) { ret = rtd->dai_link->compr_ops->set_params(cstream); if (ret < 0) - goto err; + goto out; } snd_soc_dapm_stream_event(rtd, SNDRV_PCM_STREAM_PLAYBACK, SND_SOC_DAPM_STREAM_START); - /* cancel any delayed stream shutdown that is pending */ - rtd->pop_wait = 0; - mutex_unlock(&rtd->pcm_mutex); - - cancel_delayed_work_sync(&rtd->delayed_work); - - return ret; - -err: +out: mutex_unlock(&rtd->pcm_mutex); return ret; } diff --git a/trunk/sound/soc/soc-core.c b/trunk/sound/soc/soc-core.c index ff4b45a5d796..b7e84a7cd9ee 100644 --- a/trunk/sound/soc/soc-core.c +++ b/trunk/sound/soc/soc-core.c @@ -2963,7 +2963,7 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, val = val << shift; ret = snd_soc_update_bits_locked(codec, reg, val_mask, val); - if (ret < 0) + if (ret != 0) return ret; if (snd_soc_volsw_is_stereo(mc)) { @@ -3140,7 +3140,7 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, if (params->mask) { ret = regmap_read(codec->control_data, params->base, &val); if (ret != 0) - goto out; + return ret; val &= params->mask; @@ -3158,15 +3158,13 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, ((u32 *)data)[0] |= cpu_to_be32(val); break; default: - ret = -EINVAL; - goto out; + return -EINVAL; } } ret = regmap_raw_write(codec->control_data, params->base, data, len); -out: kfree(data); return ret; @@ -4199,6 +4197,7 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, dev_err(card->dev, "ASoC: Property '%s' index %d could not be read: %d\n", propname, 2 * i, ret); + kfree(routes); return -EINVAL; } ret = of_property_read_string_index(np, propname, @@ -4207,6 +4206,7 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, dev_err(card->dev, "ASoC: Property '%s' index %d could not be read: %d\n", propname, (2 * i) + 1, ret); + kfree(routes); return -EINVAL; } } diff --git a/trunk/sound/soc/soc-dapm.c b/trunk/sound/soc/soc-dapm.c index d6d9ba2e6916..1d6a9b3ceb27 100644 --- a/trunk/sound/soc/soc-dapm.c +++ b/trunk/sound/soc/soc-dapm.c @@ -831,9 +831,6 @@ static int is_connected_output_ep(struct snd_soc_dapm_widget *widget, if (path->weak) continue; - if (path->walking) - return 1; - if (path->walked) continue; @@ -841,7 +838,6 @@ static int is_connected_output_ep(struct snd_soc_dapm_widget *widget, if (path->sink && path->connect) { path->walked = 1; - path->walking = 1; /* do we need to add this widget to the list ? */ if (list) { @@ -851,14 +847,11 @@ static int is_connected_output_ep(struct snd_soc_dapm_widget *widget, dev_err(widget->dapm->dev, "ASoC: could not add widget %s\n", widget->name); - path->walking = 0; return con; } } con += is_connected_output_ep(path->sink, list); - - path->walking = 0; } } @@ -938,9 +931,6 @@ static int is_connected_input_ep(struct snd_soc_dapm_widget *widget, if (path->weak) continue; - if (path->walking) - return 1; - if (path->walked) continue; @@ -948,7 +938,6 @@ static int is_connected_input_ep(struct snd_soc_dapm_widget *widget, if (path->source && path->connect) { path->walked = 1; - path->walking = 1; /* do we need to add this widget to the list ? */ if (list) { @@ -958,14 +947,11 @@ static int is_connected_input_ep(struct snd_soc_dapm_widget *widget, dev_err(widget->dapm->dev, "ASoC: could not add widget %s\n", widget->name); - path->walking = 0; return con; } } con += is_connected_input_ep(path->source, list); - - path->walking = 0; } } diff --git a/trunk/sound/soc/spear/spear_pcm.c b/trunk/sound/soc/spear/spear_pcm.c index 5e7aebe1e664..9b76cc5a1148 100644 --- a/trunk/sound/soc/spear/spear_pcm.c +++ b/trunk/sound/soc/spear/spear_pcm.c @@ -149,9 +149,9 @@ static void spear_pcm_free(struct snd_pcm *pcm) static u64 spear_pcm_dmamask = DMA_BIT_MASK(32); -static int spear_pcm_new(struct snd_soc_pcm_runtime *rtd) +static int spear_pcm_new(struct snd_card *card, + struct snd_soc_dai *dai, struct snd_pcm *pcm) { - struct snd_card *card = rtd->card->snd_card; int ret; if (!card->dev->dma_mask) @@ -159,16 +159,16 @@ static int spear_pcm_new(struct snd_soc_pcm_runtime *rtd) if (!card->dev->coherent_dma_mask) card->dev->coherent_dma_mask = DMA_BIT_MASK(32); - if (rtd->cpu_dai->driver->playback.channels_min) { - ret = spear_pcm_preallocate_dma_buffer(rtd->pcm, + if (dai->driver->playback.channels_min) { + ret = spear_pcm_preallocate_dma_buffer(pcm, SNDRV_PCM_STREAM_PLAYBACK, spear_pcm_hardware.buffer_bytes_max); if (ret) return ret; } - if (rtd->cpu_dai->driver->capture.channels_min) { - ret = spear_pcm_preallocate_dma_buffer(rtd->pcm, + if (dai->driver->capture.channels_min) { + ret = spear_pcm_preallocate_dma_buffer(pcm, SNDRV_PCM_STREAM_CAPTURE, spear_pcm_hardware.buffer_bytes_max); if (ret) diff --git a/trunk/sound/soc/tegra/tegra20_i2s.h b/trunk/sound/soc/tegra/tegra20_i2s.h index 729958713cd4..c27069d24d77 100644 --- a/trunk/sound/soc/tegra/tegra20_i2s.h +++ b/trunk/sound/soc/tegra/tegra20_i2s.h @@ -121,7 +121,7 @@ #define TEGRA20_I2S_TIMING_NON_SYM_ENABLE (1 << 12) #define TEGRA20_I2S_TIMING_CHANNEL_BIT_COUNT_SHIFT 0 -#define TEGRA20_I2S_TIMING_CHANNEL_BIT_COUNT_MASK_US 0x7ff +#define TEGRA20_I2S_TIMING_CHANNEL_BIT_COUNT_MASK_US 0x7fff #define TEGRA20_I2S_TIMING_CHANNEL_BIT_COUNT_MASK (TEGRA20_I2S_TIMING_CHANNEL_BIT_COUNT_MASK_US << TEGRA20_I2S_TIMING_CHANNEL_BIT_COUNT_SHIFT) /* Fields in TEGRA20_I2S_FIFO_SCR */ diff --git a/trunk/sound/soc/tegra/tegra30_i2s.h b/trunk/sound/soc/tegra/tegra30_i2s.h index a294d942b9f7..34dc47b9581c 100644 --- a/trunk/sound/soc/tegra/tegra30_i2s.h +++ b/trunk/sound/soc/tegra/tegra30_i2s.h @@ -110,7 +110,7 @@ #define TEGRA30_I2S_TIMING_NON_SYM_ENABLE (1 << 12) #define TEGRA30_I2S_TIMING_CHANNEL_BIT_COUNT_SHIFT 0 -#define TEGRA30_I2S_TIMING_CHANNEL_BIT_COUNT_MASK_US 0x7ff +#define TEGRA30_I2S_TIMING_CHANNEL_BIT_COUNT_MASK_US 0x7fff #define TEGRA30_I2S_TIMING_CHANNEL_BIT_COUNT_MASK (TEGRA30_I2S_TIMING_CHANNEL_BIT_COUNT_MASK_US << TEGRA30_I2S_TIMING_CHANNEL_BIT_COUNT_SHIFT) /* Fields in TEGRA30_I2S_OFFSET */ diff --git a/trunk/sound/soc/tegra/tegra_pcm.c b/trunk/sound/soc/tegra/tegra_pcm.c index 5e2c55c5b255..c925ab0adeb6 100644 --- a/trunk/sound/soc/tegra/tegra_pcm.c +++ b/trunk/sound/soc/tegra/tegra_pcm.c @@ -43,6 +43,8 @@ static const struct snd_pcm_hardware tegra_pcm_hardware = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_PAUSE | + SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_INTERLEAVED, .formats = SNDRV_PCM_FMTBIT_S16_LE, .channels_min = 2, @@ -125,6 +127,26 @@ static int tegra_pcm_hw_free(struct snd_pcm_substream *substream) return 0; } +static int tegra_pcm_trigger(struct snd_pcm_substream *substream, int cmd) +{ + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + return snd_dmaengine_pcm_trigger(substream, + SNDRV_PCM_TRIGGER_START); + + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + return snd_dmaengine_pcm_trigger(substream, + SNDRV_PCM_TRIGGER_STOP); + default: + return -EINVAL; + } + return 0; +} + static int tegra_pcm_mmap(struct snd_pcm_substream *substream, struct vm_area_struct *vma) { @@ -142,7 +164,7 @@ static struct snd_pcm_ops tegra_pcm_ops = { .ioctl = snd_pcm_lib_ioctl, .hw_params = tegra_pcm_hw_params, .hw_free = tegra_pcm_hw_free, - .trigger = snd_dmaengine_pcm_trigger, + .trigger = tegra_pcm_trigger, .pointer = snd_dmaengine_pcm_pointer, .mmap = tegra_pcm_mmap, }; diff --git a/trunk/sound/usb/card.c b/trunk/sound/usb/card.c index 2da8ad75fd96..803953a9bff3 100644 --- a/trunk/sound/usb/card.c +++ b/trunk/sound/usb/card.c @@ -243,21 +243,6 @@ static int snd_usb_create_streams(struct snd_usb_audio *chip, int ctrlif) struct usb_interface_assoc_descriptor *assoc = usb_ifnum_to_if(dev, ctrlif)->intf_assoc; - if (!assoc) { - /* - * Firmware writers cannot count to three. So to find - * the IAD on the NuForce UDH-100, also check the next - * interface. - */ - struct usb_interface *iface = - usb_ifnum_to_if(dev, ctrlif + 1); - if (iface && - iface->intf_assoc && - iface->intf_assoc->bFunctionClass == USB_CLASS_AUDIO && - iface->intf_assoc->bFunctionProtocol == UAC_VERSION_2) - assoc = iface->intf_assoc; - } - if (!assoc) { snd_printk(KERN_ERR "Audio class v2 interfaces need an interface association\n"); return -EINVAL; diff --git a/trunk/sound/usb/clock.c b/trunk/sound/usb/clock.c index 9e2703a25156..5e634a2eb282 100644 --- a/trunk/sound/usb/clock.c +++ b/trunk/sound/usb/clock.c @@ -253,7 +253,7 @@ static int set_sample_rate_v2(struct snd_usb_audio *chip, int iface, { struct usb_device *dev = chip->dev; unsigned char data[4]; - int err, cur_rate, prev_rate; + int err, crate; int clock = snd_usb_clock_find_source(chip, fmt->clock); if (clock < 0) @@ -266,19 +266,6 @@ static int set_sample_rate_v2(struct snd_usb_audio *chip, int iface, return -ENXIO; } - err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR, - USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, - UAC2_CS_CONTROL_SAM_FREQ << 8, - snd_usb_ctrl_intf(chip) | (clock << 8), - data, sizeof(data)); - if (err < 0) { - snd_printk(KERN_WARNING "%d:%d:%d: cannot get freq (v2)\n", - dev->devnum, iface, fmt->altsetting); - prev_rate = 0; - } else { - prev_rate = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24); - } - data[0] = rate; data[1] = rate >> 8; data[2] = rate >> 16; @@ -293,31 +280,19 @@ static int set_sample_rate_v2(struct snd_usb_audio *chip, int iface, return err; } - err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR, - USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, - UAC2_CS_CONTROL_SAM_FREQ << 8, - snd_usb_ctrl_intf(chip) | (clock << 8), - data, sizeof(data)); - if (err < 0) { + if ((err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC2_CS_CUR, + USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN, + UAC2_CS_CONTROL_SAM_FREQ << 8, + snd_usb_ctrl_intf(chip) | (clock << 8), + data, sizeof(data))) < 0) { snd_printk(KERN_WARNING "%d:%d:%d: cannot get freq (v2)\n", dev->devnum, iface, fmt->altsetting); - cur_rate = 0; - } else { - cur_rate = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24); - } - - if (cur_rate != rate) { - snd_printd(KERN_WARNING - "current rate %d is different from the runtime rate %d\n", - cur_rate, rate); + return err; } - /* Some devices doesn't respond to sample rate changes while the - * interface is active. */ - if (rate != prev_rate) { - usb_set_interface(dev, iface, 0); - usb_set_interface(dev, iface, fmt->altsetting); - } + crate = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24); + if (crate != rate) + snd_printd(KERN_WARNING "current rate %d is different from the runtime rate %d\n", crate, rate); return 0; } diff --git a/trunk/sound/usb/mixer.c b/trunk/sound/usb/mixer.c index ca4739c3f650..638e7f738018 100644 --- a/trunk/sound/usb/mixer.c +++ b/trunk/sound/usb/mixer.c @@ -715,9 +715,8 @@ static int check_input_term(struct mixer_build *state, int id, struct usb_audio_ case UAC2_CLOCK_SELECTOR: { struct uac_selector_unit_descriptor *d = p1; /* call recursively to retrieve the channel info */ - err = check_input_term(state, d->baSourceID[0], term); - if (err < 0) - return err; + if (check_input_term(state, d->baSourceID[0], term) < 0) + return -ENODEV; term->type = d->bDescriptorSubtype << 16; /* virtual type */ term->id = id; term->name = uac_selector_unit_iSelector(d); @@ -726,8 +725,7 @@ static int check_input_term(struct mixer_build *state, int id, struct usb_audio_ case UAC1_PROCESSING_UNIT: case UAC1_EXTENSION_UNIT: /* UAC2_PROCESSING_UNIT_V2 */ - /* UAC2_EFFECT_UNIT */ - case UAC2_EXTENSION_UNIT_V2: { + /* UAC2_EFFECT_UNIT */ { struct uac_processing_unit_descriptor *d = p1; if (state->mixer->protocol == UAC_VERSION_2 && @@ -1358,9 +1356,8 @@ static int parse_audio_feature_unit(struct mixer_build *state, int unitid, void return err; /* determine the input source type and name */ - err = check_input_term(state, hdr->bSourceID, &iterm); - if (err < 0) - return err; + if (check_input_term(state, hdr->bSourceID, &iterm) < 0) + return -EINVAL; master_bits = snd_usb_combine_bytes(bmaControls, csize); /* master configuration quirks */ @@ -2055,8 +2052,6 @@ static int parse_audio_unit(struct mixer_build *state, int unitid) return parse_audio_extension_unit(state, unitid, p1); else /* UAC_VERSION_2 */ return parse_audio_processing_unit(state, unitid, p1); - case UAC2_EXTENSION_UNIT_V2: - return parse_audio_extension_unit(state, unitid, p1); default: snd_printk(KERN_ERR "usbaudio: unit %u: unexpected type 0x%02x\n", unitid, p1[2]); return -EINVAL; @@ -2123,7 +2118,7 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer) state.oterm.type = le16_to_cpu(desc->wTerminalType); state.oterm.name = desc->iTerminal; err = parse_audio_unit(&state, desc->bSourceID); - if (err < 0 && err != -EINVAL) + if (err < 0) return err; } else { /* UAC_VERSION_2 */ struct uac2_output_terminal_descriptor *desc = p; @@ -2135,12 +2130,12 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer) state.oterm.type = le16_to_cpu(desc->wTerminalType); state.oterm.name = desc->iTerminal; err = parse_audio_unit(&state, desc->bSourceID); - if (err < 0 && err != -EINVAL) + if (err < 0) return err; /* for UAC2, use the same approach to also add the clock selectors */ err = parse_audio_unit(&state, desc->bCSourceID); - if (err < 0 && err != -EINVAL) + if (err < 0) return err; } } diff --git a/trunk/sound/usb/mixer_quirks.c b/trunk/sound/usb/mixer_quirks.c index ebe91440a068..497d2741d119 100644 --- a/trunk/sound/usb/mixer_quirks.c +++ b/trunk/sound/usb/mixer_quirks.c @@ -509,7 +509,7 @@ static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol, else ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, - 0, wIndex, + 0, cpu_to_le16(wIndex), &tmp, sizeof(tmp), 1000); up_read(&mixer->chip->shutdown_rwsem); @@ -540,7 +540,7 @@ static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol, else ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, - wValue, wIndex, + cpu_to_le16(wValue), cpu_to_le16(wIndex), NULL, 0, 1000); up_read(&mixer->chip->shutdown_rwsem); diff --git a/trunk/sound/usb/quirks.c b/trunk/sound/usb/quirks.c index 9c5ab22358b1..5325a3869bb7 100644 --- a/trunk/sound/usb/quirks.c +++ b/trunk/sound/usb/quirks.c @@ -486,7 +486,7 @@ static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev) { int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 1, 0, NULL, 0, 1000); + cpu_to_le16(1), 0, NULL, 0, 1000); if (ret < 0) return ret; diff --git a/trunk/tools/lib/traceevent/Makefile b/trunk/tools/lib/traceevent/Makefile index 0b0a90787db6..a20e32033431 100644 --- a/trunk/tools/lib/traceevent/Makefile +++ b/trunk/tools/lib/traceevent/Makefile @@ -122,7 +122,7 @@ export Q VERBOSE EVENT_PARSE_VERSION = $(EP_VERSION).$(EP_PATCHLEVEL).$(EP_EXTRAVERSION) -INCLUDES = -I. $(CONFIG_INCLUDES) +INCLUDES = -I. -I/usr/local/include $(CONFIG_INCLUDES) # Set compile option CFLAGS if not set elsewhere CFLAGS ?= -g -Wall diff --git a/trunk/tools/perf/Makefile b/trunk/tools/perf/Makefile index bb74c79cd16e..a2108ca1cc17 100644 --- a/trunk/tools/perf/Makefile +++ b/trunk/tools/perf/Makefile @@ -95,7 +95,7 @@ ifeq ("$(origin DEBUG)", "command line") PERF_DEBUG = $(DEBUG) endif ifndef PERF_DEBUG - CFLAGS_OPTIMIZE = -O6 + CFLAGS_OPTIMIZE = -O6 -D_FORTIFY_SOURCE=2 endif ifdef PARSER_DEBUG @@ -180,12 +180,6 @@ ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wvolatile-register-var,-W CFLAGS := $(CFLAGS) -Wvolatile-register-var endif -ifndef PERF_DEBUG - ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -D_FORTIFY_SOURCE=2,-D_FORTIFY_SOURCE=2),y) - CFLAGS := $(CFLAGS) -D_FORTIFY_SOURCE=2 - endif -endif - ### --- END CONFIGURATION SECTION --- ifeq ($(srctree),) diff --git a/trunk/tools/perf/bench/bench.h b/trunk/tools/perf/bench/bench.h index 0fdc85269c4d..a5223e6a7b43 100644 --- a/trunk/tools/perf/bench/bench.h +++ b/trunk/tools/perf/bench/bench.h @@ -1,30 +1,6 @@ #ifndef BENCH_H #define BENCH_H -/* - * The madvise transparent hugepage constants were added in glibc - * 2.13. For compatibility with older versions of glibc, define these - * tokens if they are not already defined. - * - * PA-RISC uses different madvise values from other architectures and - * needs to be special-cased. - */ -#ifdef __hppa__ -# ifndef MADV_HUGEPAGE -# define MADV_HUGEPAGE 67 -# endif -# ifndef MADV_NOHUGEPAGE -# define MADV_NOHUGEPAGE 68 -# endif -#else -# ifndef MADV_HUGEPAGE -# define MADV_HUGEPAGE 14 -# endif -# ifndef MADV_NOHUGEPAGE -# define MADV_NOHUGEPAGE 15 -# endif -#endif - extern int bench_numa(int argc, const char **argv, const char *prefix); extern int bench_sched_messaging(int argc, const char **argv, const char *prefix); extern int bench_sched_pipe(int argc, const char **argv, const char *prefix); diff --git a/trunk/tools/perf/builtin-record.c b/trunk/tools/perf/builtin-record.c index f1a939ebc19c..774c90713a53 100644 --- a/trunk/tools/perf/builtin-record.c +++ b/trunk/tools/perf/builtin-record.c @@ -573,15 +573,13 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv) perf_event__synthesize_guest_os, tool); } - if (perf_target__has_task(&opts->target)) + if (!opts->target.system_wide) err = perf_event__synthesize_thread_map(tool, evsel_list->threads, process_synthesized_event, machine); - else if (perf_target__has_cpu(&opts->target)) + else err = perf_event__synthesize_threads(tool, process_synthesized_event, machine); - else /* command specified */ - err = 0; if (err != 0) goto out_delete_session; diff --git a/trunk/tools/perf/util/hist.h b/trunk/tools/perf/util/hist.h index 226a4ae2f936..38624686ee9a 100644 --- a/trunk/tools/perf/util/hist.h +++ b/trunk/tools/perf/util/hist.h @@ -208,9 +208,8 @@ static inline int script_browse(const char *script_opt __maybe_unused) return 0; } -#define K_LEFT -1000 -#define K_RIGHT -2000 -#define K_SWITCH_INPUT_DATA -3000 +#define K_LEFT -1 +#define K_RIGHT -2 #endif #ifdef GTK2_SUPPORT diff --git a/trunk/tools/perf/util/strlist.c b/trunk/tools/perf/util/strlist.c index eabdce0a2daa..55433aa42c8f 100644 --- a/trunk/tools/perf/util/strlist.c +++ b/trunk/tools/perf/util/strlist.c @@ -143,7 +143,7 @@ struct strlist *strlist__new(bool dupstr, const char *list) slist->rblist.node_delete = strlist__node_delete; slist->dupstr = dupstr; - if (list && strlist__parse_list(slist, list) != 0) + if (slist && strlist__parse_list(slist, list) != 0) goto out_error; } diff --git a/trunk/tools/testing/selftests/efivarfs/efivarfs.sh b/trunk/tools/testing/selftests/efivarfs/efivarfs.sh index 77edcdcc016b..880cdd5dc63f 100644 --- a/trunk/tools/testing/selftests/efivarfs/efivarfs.sh +++ b/trunk/tools/testing/selftests/efivarfs/efivarfs.sh @@ -125,63 +125,6 @@ test_open_unlink() ./open-unlink $file } -# test that we can create a range of filenames -test_valid_filenames() -{ - local attrs='\x07\x00\x00\x00' - local ret=0 - - local file_list="abc dump-type0-11-1-1362436005 1234 -" - for f in $file_list; do - local file=$efivarfs_mount/$f-$test_guid - - printf "$attrs\x00" > $file - - if [ ! -e $file ]; then - echo "$file could not be created" >&2 - ret=1 - else - rm $file - fi - done - - exit $ret -} - -test_invalid_filenames() -{ - local attrs='\x07\x00\x00\x00' - local ret=0 - - local file_list=" - -1234-1234-1234-123456789abc - foo - foo-bar - -foo- - foo-barbazba-foob-foob-foob-foobarbazfoo - foo------------------------------------- - -12345678-1234-1234-1234-123456789abc - a-12345678=1234-1234-1234-123456789abc - a-12345678-1234=1234-1234-123456789abc - a-12345678-1234-1234=1234-123456789abc - a-12345678-1234-1234-1234=123456789abc - 1112345678-1234-1234-1234-123456789abc" - - for f in $file_list; do - local file=$efivarfs_mount/$f - - printf "$attrs\x00" 2>/dev/null > $file - - if [ -e $file ]; then - echo "Creating $file should have failed" >&2 - rm $file - ret=1 - fi - done - - exit $ret -} - check_prereqs rc=0 @@ -192,7 +135,5 @@ run_test test_create_read run_test test_delete run_test test_zero_size_delete run_test test_open_unlink -run_test test_valid_filenames -run_test test_invalid_filenames exit $rc diff --git a/trunk/tools/usb/ffs-test.c b/trunk/tools/usb/ffs-test.c index fe1e66b6ef40..8674b9ec14f6 100644 --- a/trunk/tools/usb/ffs-test.c +++ b/trunk/tools/usb/ffs-test.c @@ -38,7 +38,7 @@ #include #include -#include "../../include/uapi/linux/usb/functionfs.h" +#include "../../include/linux/usb/functionfs.h" /******************** Little Endian Handling ********************************/ diff --git a/trunk/virt/kvm/ioapic.c b/trunk/virt/kvm/ioapic.c index 5ba005c00e2f..ce82b9401958 100644 --- a/trunk/virt/kvm/ioapic.c +++ b/trunk/virt/kvm/ioapic.c @@ -74,12 +74,9 @@ static unsigned long ioapic_read_indirect(struct kvm_ioapic *ioapic, u32 redir_index = (ioapic->ioregsel - 0x10) >> 1; u64 redir_content; - if (redir_index < IOAPIC_NUM_PINS) - redir_content = - ioapic->redirtbl[redir_index].bits; - else - redir_content = ~0ULL; + ASSERT(redir_index < IOAPIC_NUM_PINS); + redir_content = ioapic->redirtbl[redir_index].bits; result = (ioapic->ioregsel & 0x1) ? (redir_content >> 32) & 0xffffffff : redir_content & 0xffffffff; diff --git a/trunk/virt/kvm/kvm_main.c b/trunk/virt/kvm/kvm_main.c index f18013f09e68..adc68feb5c5a 100644 --- a/trunk/virt/kvm/kvm_main.c +++ b/trunk/virt/kvm/kvm_main.c @@ -1541,38 +1541,21 @@ int kvm_write_guest(struct kvm *kvm, gpa_t gpa, const void *data, } int kvm_gfn_to_hva_cache_init(struct kvm *kvm, struct gfn_to_hva_cache *ghc, - gpa_t gpa, unsigned long len) + gpa_t gpa) { struct kvm_memslots *slots = kvm_memslots(kvm); int offset = offset_in_page(gpa); - gfn_t start_gfn = gpa >> PAGE_SHIFT; - gfn_t end_gfn = (gpa + len - 1) >> PAGE_SHIFT; - gfn_t nr_pages_needed = end_gfn - start_gfn + 1; - gfn_t nr_pages_avail; + gfn_t gfn = gpa >> PAGE_SHIFT; ghc->gpa = gpa; ghc->generation = slots->generation; - ghc->len = len; - ghc->memslot = gfn_to_memslot(kvm, start_gfn); - ghc->hva = gfn_to_hva_many(ghc->memslot, start_gfn, &nr_pages_avail); - if (!kvm_is_error_hva(ghc->hva) && nr_pages_avail >= nr_pages_needed) { + ghc->memslot = gfn_to_memslot(kvm, gfn); + ghc->hva = gfn_to_hva_many(ghc->memslot, gfn, NULL); + if (!kvm_is_error_hva(ghc->hva)) ghc->hva += offset; - } else { - /* - * If the requested region crosses two memslots, we still - * verify that the entire region is valid here. - */ - while (start_gfn <= end_gfn) { - ghc->memslot = gfn_to_memslot(kvm, start_gfn); - ghc->hva = gfn_to_hva_many(ghc->memslot, start_gfn, - &nr_pages_avail); - if (kvm_is_error_hva(ghc->hva)) - return -EFAULT; - start_gfn += nr_pages_avail; - } - /* Use the slow path for cross page reads and writes. */ - ghc->memslot = NULL; - } + else + return -EFAULT; + return 0; } EXPORT_SYMBOL_GPL(kvm_gfn_to_hva_cache_init); @@ -1583,13 +1566,8 @@ int kvm_write_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, struct kvm_memslots *slots = kvm_memslots(kvm); int r; - BUG_ON(len > ghc->len); - if (slots->generation != ghc->generation) - kvm_gfn_to_hva_cache_init(kvm, ghc, ghc->gpa, ghc->len); - - if (unlikely(!ghc->memslot)) - return kvm_write_guest(kvm, ghc->gpa, data, len); + kvm_gfn_to_hva_cache_init(kvm, ghc, ghc->gpa); if (kvm_is_error_hva(ghc->hva)) return -EFAULT; @@ -1609,13 +1587,8 @@ int kvm_read_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, struct kvm_memslots *slots = kvm_memslots(kvm); int r; - BUG_ON(len > ghc->len); - if (slots->generation != ghc->generation) - kvm_gfn_to_hva_cache_init(kvm, ghc, ghc->gpa, ghc->len); - - if (unlikely(!ghc->memslot)) - return kvm_read_guest(kvm, ghc->gpa, data, len); + kvm_gfn_to_hva_cache_init(kvm, ghc, ghc->gpa); if (kvm_is_error_hva(ghc->hva)) return -EFAULT;