From d3518b8eb8640bf791c52705694218157166031d Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman Date: Tue, 11 Sep 2012 13:39:31 -0700 Subject: [PATCH] --- yaml --- r: 325933 b: refs/heads/master c: 7135f08e47de094f8748507806efa8d7ba27a964 h: refs/heads/master i: 325931: 0637eb7fad560c6e91ab19f0f94f788d3c209144 v: v3 --- [refs] | 2 +- trunk/Documentation/ABI/testing/sysfs-bus-usb | 31 + .../ABI/testing/sysfs-platform-ideapad-laptop | 11 + .../DocBook/media/v4l/vidioc-g-tuner.xml | 2 +- .../bindings/regulator/tps6586x.txt | 12 +- .../devicetree/bindings/usb/platform-uhci.txt | 12 + .../devicetree/bindings/usb/pxa-usb.txt | 31 + .../devicetree/bindings/usb/vt8500-ehci.txt | 12 + .../feature-removal-schedule.txt | 11 - trunk/Documentation/filesystems/vfat.txt | 11 + trunk/Documentation/networking/netconsole.txt | 19 +- trunk/Documentation/pinctrl.txt | 6 +- trunk/Documentation/usb/persist.txt | 3 + trunk/Documentation/vm/hugetlbpage.txt | 10 +- trunk/Documentation/w1/slaves/w1_therm | 2 + trunk/MAINTAINERS | 23 +- trunk/Makefile | 2 +- trunk/arch/alpha/Kconfig | 2 + trunk/arch/alpha/include/asm/atomic.h | 4 +- trunk/arch/alpha/include/asm/fpu.h | 2 + trunk/arch/alpha/include/asm/ptrace.h | 5 +- trunk/arch/alpha/include/asm/socket.h | 2 + trunk/arch/alpha/include/asm/uaccess.h | 34 +- trunk/arch/alpha/include/asm/unistd.h | 4 +- trunk/arch/alpha/include/asm/word-at-a-time.h | 55 + trunk/arch/alpha/kernel/alpha_ksyms.c | 3 - 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trunk/include/linux/usbdevice_fs.h | 14 + trunk/include/net/llc.h | 2 +- trunk/include/net/scm.h | 4 +- trunk/include/net/xfrm.h | 2 + trunk/include/sound/pcm.h | 3 +- trunk/include/target/target_core_base.h | 2 - trunk/init/main.c | 8 +- trunk/ipc/mqueue.c | 61 +- trunk/kernel/audit_tree.c | 19 +- trunk/kernel/sched/core.c | 35 +- trunk/kernel/sched/fair.c | 11 +- trunk/kernel/sched/rt.c | 13 + trunk/kernel/sched/sched.h | 8 +- trunk/kernel/sched/stop_task.c | 22 +- trunk/kernel/task_work.c | 1 + trunk/kernel/timer.c | 9 - trunk/lib/bcd.c | 8 +- trunk/mm/compaction.c | 156 +- trunk/mm/internal.h | 1 + trunk/mm/mmap.c | 2 +- trunk/mm/page_alloc.c | 38 +- trunk/net/8021q/vlan_dev.c | 52 +- trunk/net/atm/common.c | 1 + trunk/net/atm/pvc.c | 1 + trunk/net/bluetooth/hci_event.c | 28 +- trunk/net/bluetooth/hci_sock.c | 2 + trunk/net/bluetooth/l2cap_core.c | 1 + trunk/net/bluetooth/l2cap_sock.c | 3 +- trunk/net/bluetooth/rfcomm/sock.c | 2 + trunk/net/bluetooth/rfcomm/tty.c | 2 +- trunk/net/bluetooth/sco.c | 19 +- trunk/net/bluetooth/smp.c | 5 +- trunk/net/bridge/br_device.c | 30 +- trunk/net/bridge/br_forward.c | 2 +- trunk/net/bridge/br_if.c | 6 +- trunk/net/bridge/br_private.h | 4 +- trunk/net/caif/chnl_net.c | 4 + trunk/net/ceph/ceph_common.c | 1 - trunk/net/ceph/debugfs.c | 4 + trunk/net/ceph/messenger.c | 11 +- trunk/net/ceph/mon_client.c | 51 +- trunk/net/core/dev.c | 17 +- trunk/net/core/netpoll.c | 109 +- trunk/net/core/netprio_cgroup.c | 30 +- trunk/net/core/scm.c | 4 + trunk/net/dccp/ccid.h | 4 +- trunk/net/dccp/ccids/ccid3.c | 1 + trunk/net/ipv4/inet_connection_sock.c | 7 +- trunk/net/ipv4/ip_output.c | 2 +- trunk/net/ipv4/netfilter/nf_nat_sip.c | 9 +- trunk/net/ipv4/route.c | 1 - trunk/net/ipv4/tcp_ipv4.c | 9 +- trunk/net/ipv4/tcp_minisocks.c | 2 - trunk/net/ipv4/tcp_output.c | 14 +- trunk/net/ipv4/tcp_timer.c | 6 +- trunk/net/ipv6/addrconf.c | 4 +- trunk/net/ipv6/proc.c | 4 +- trunk/net/ipv6/tcp_ipv6.c | 25 +- trunk/net/ipv6/xfrm6_policy.c | 8 + trunk/net/l2tp/l2tp_ip6.c | 1 + trunk/net/llc/af_llc.c | 8 +- trunk/net/llc/llc_input.c | 21 +- trunk/net/llc/llc_station.c | 23 +- trunk/net/netfilter/ipvs/ip_vs_ctl.c | 1 + trunk/net/netfilter/nf_conntrack_expect.c | 29 +- trunk/net/netfilter/nf_conntrack_netlink.c | 7 +- trunk/net/netfilter/nf_conntrack_sip.c | 92 +- trunk/net/netlink/af_netlink.c | 2 +- trunk/net/packet/af_packet.c | 9 + trunk/net/sched/act_mirred.c | 11 +- trunk/net/socket.c | 1 + trunk/net/unix/af_unix.c | 4 +- trunk/net/xfrm/xfrm_policy.c | 2 + trunk/scripts/checkpatch.pl | 3 +- trunk/scripts/kernel-doc | 1 + trunk/security/yama/yama_lsm.c | 10 +- trunk/sound/arm/pxa2xx-ac97.c | 4 +- trunk/sound/atmel/abdac.c | 3 +- trunk/sound/atmel/ac97c.c | 14 +- trunk/sound/drivers/aloop.c | 2 +- trunk/sound/drivers/dummy.c | 2 +- trunk/sound/drivers/pcsp/pcsp.c | 4 +- trunk/sound/isa/als100.c | 2 +- trunk/sound/oss/sb_audio.c | 4 +- trunk/sound/pci/cs46xx/cs46xx_lib.c | 2 +- trunk/sound/pci/ctxfi/ctatc.c | 4 +- trunk/sound/pci/hda/hda_beep.c | 29 +- trunk/sound/pci/hda/hda_codec.c | 73 +- trunk/sound/pci/hda/hda_codec.h | 1 + trunk/sound/pci/hda/hda_intel.c | 9 + trunk/sound/pci/hda/hda_proc.c | 2 +- trunk/sound/pci/hda/patch_ca0132.c | 174 +- trunk/sound/pci/hda/patch_sigmatel.c | 9 +- trunk/sound/pci/hda/patch_via.c | 8 + trunk/sound/pci/lx6464es/lx6464es.c | 2 + trunk/sound/pci/rme9652/hdspm.c | 2 +- trunk/sound/pci/sis7019.c | 5 +- trunk/sound/ppc/powermac.c | 2 +- trunk/sound/ppc/snd_ps3.c | 1 + trunk/sound/soc/blackfin/bf6xx-sport.c | 7 + trunk/sound/soc/codecs/wm5102.c | 25 +- trunk/sound/soc/codecs/wm5110.c | 12 + trunk/sound/soc/codecs/wm8962.c | 15 - trunk/sound/soc/codecs/wm8994.c | 2 + trunk/sound/soc/codecs/wm9712.c | 21 +- trunk/sound/soc/davinci/davinci-mcasp.c | 10 +- trunk/sound/soc/fsl/imx-ssi.c | 5 +- trunk/sound/soc/mxs/Kconfig | 2 +- trunk/sound/soc/omap/mcbsp.c | 2 +- trunk/sound/soc/samsung/pcm.c | 2 +- trunk/sound/soc/soc-core.c | 10 +- trunk/sound/soc/soc-jack.c | 2 +- trunk/sound/usb/endpoint.c | 4 - trunk/sound/usb/pcm.c | 3 + trunk/tools/usb/testusb.c | 25 +- 534 files changed, 6619 insertions(+), 7303 deletions(-) create mode 100644 trunk/Documentation/devicetree/bindings/usb/platform-uhci.txt create mode 100644 trunk/Documentation/devicetree/bindings/usb/pxa-usb.txt create mode 100644 trunk/Documentation/devicetree/bindings/usb/vt8500-ehci.txt create mode 100644 trunk/arch/alpha/include/asm/word-at-a-time.h delete mode 100644 trunk/arch/alpha/lib/ev6-strncpy_from_user.S delete mode 100644 trunk/arch/alpha/lib/ev67-strlen_user.S delete mode 100644 trunk/arch/alpha/lib/strlen_user.S delete mode 100644 trunk/arch/alpha/lib/strncpy_from_user.S create mode 100644 trunk/arch/arm/lib/io-readsw-armv3.S create mode 100644 trunk/arch/arm/lib/io-writesw-armv3.S create mode 100644 trunk/arch/arm/lib/uaccess.S delete mode 100644 trunk/drivers/block/ub.c create mode 100644 trunk/drivers/usb/host/uhci-platform.c delete mode 100644 trunk/drivers/usb/storage/libusual.c diff --git a/[refs] b/[refs] index 61fe86508b77..2cc11e0c069d 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 5c4d46eb89fe99011a02048533857345d9e8b506 +refs/heads/master: 7135f08e47de094f8748507806efa8d7ba27a964 diff --git a/trunk/Documentation/ABI/testing/sysfs-bus-usb b/trunk/Documentation/ABI/testing/sysfs-bus-usb index 5f75f8f7df34..13f3eeee1599 100644 --- a/trunk/Documentation/ABI/testing/sysfs-bus-usb +++ b/trunk/Documentation/ABI/testing/sysfs-bus-usb @@ -220,3 +220,34 @@ Description: If the device doesn't support LTM, the file will read "no". The file will be present for all speeds of USB devices, and will always read "no" for USB 1.1 and USB 2.0 devices. + +What: /sys/bus/usb/devices/.../(hub interface)/portX +Date: August 2012 +Contact: Lan Tianyu +Description: + The /sys/bus/usb/devices/.../(hub interface)/portX + is usb port device's sysfs directory. + +What: /sys/bus/usb/devices/.../(hub interface)/portX/control +Date: August 2012 +Contact: Lan Tianyu +Description: + The /sys/bus/usb/devices/.../(hub interface)/portX/control + attribute allows user space to control the power policy on + the usb port. + + All ports have one of the following two values for control + "on" - port power must be on. + "off" - port power must be off. + +What: /sys/bus/usb/devices/.../(hub interface)/portX/state +Date: August 2012 +Contact: Lan Tianyu +Description: + The /sys/bus/usb/devices/.../(hub interface)/portX/state + attribute allows user space to check hub port's power state. + + All ports have three following states + "on" - port power on + "off" - port power off + "error" - can't get the hub port's power state diff --git a/trunk/Documentation/ABI/testing/sysfs-platform-ideapad-laptop b/trunk/Documentation/ABI/testing/sysfs-platform-ideapad-laptop index 814b01354c41..b31e782bd985 100644 --- a/trunk/Documentation/ABI/testing/sysfs-platform-ideapad-laptop +++ b/trunk/Documentation/ABI/testing/sysfs-platform-ideapad-laptop @@ -5,4 +5,15 @@ Contact: "Ike Panhc " Description: Control the power of camera module. 1 means on, 0 means off. +What: /sys/devices/platform/ideapad/fan_mode +Date: June 2012 +KernelVersion: 3.6 +Contact: "Maxim Mikityanskiy " +Description: + Change fan mode + There are four available modes: + * 0 -> Super Silent Mode + * 1 -> Standard Mode + * 2 -> Dust Cleaning + * 4 -> Efficient Thermal Dissipation Mode diff --git a/trunk/Documentation/DocBook/media/v4l/vidioc-g-tuner.xml b/trunk/Documentation/DocBook/media/v4l/vidioc-g-tuner.xml index 720395127904..701138f1209d 100644 --- a/trunk/Documentation/DocBook/media/v4l/vidioc-g-tuner.xml +++ b/trunk/Documentation/DocBook/media/v4l/vidioc-g-tuner.xml @@ -125,7 +125,7 @@ the structure refers to a radio tuner the V4L2_TUNER_CAP_NORM flags can't be used. If multiple frequency bands are supported, then capability is the union of all -capability> fields of each &v4l2-frequency-band;. +capability fields of each &v4l2-frequency-band;. diff --git a/trunk/Documentation/devicetree/bindings/regulator/tps6586x.txt b/trunk/Documentation/devicetree/bindings/regulator/tps6586x.txt index d156e1b5db12..da80c2ae0915 100644 --- a/trunk/Documentation/devicetree/bindings/regulator/tps6586x.txt +++ b/trunk/Documentation/devicetree/bindings/regulator/tps6586x.txt @@ -9,9 +9,9 @@ Required properties: - regulators: list of regulators provided by this controller, must have property "regulator-compatible" to match their hardware counterparts: sm[0-2], ldo[0-9] and ldo_rtc -- sm0-supply: The input supply for the SM0. -- sm1-supply: The input supply for the SM1. -- sm2-supply: The input supply for the SM2. +- vin-sm0-supply: The input supply for the SM0. +- vin-sm1-supply: The input supply for the SM1. +- vin-sm2-supply: The input supply for the SM2. - vinldo01-supply: The input supply for the LDO1 and LDO2 - vinldo23-supply: The input supply for the LDO2 and LDO3 - vinldo4-supply: The input supply for the LDO4 @@ -30,9 +30,9 @@ Example: #gpio-cells = <2>; gpio-controller; - sm0-supply = <&some_reg>; - sm1-supply = <&some_reg>; - sm2-supply = <&some_reg>; + vin-sm0-supply = <&some_reg>; + vin-sm1-supply = <&some_reg>; + vin-sm2-supply = <&some_reg>; vinldo01-supply = <...>; vinldo23-supply = <...>; vinldo4-supply = <...>; diff --git a/trunk/Documentation/devicetree/bindings/usb/platform-uhci.txt b/trunk/Documentation/devicetree/bindings/usb/platform-uhci.txt new file mode 100644 index 000000000000..91477d6830ec --- /dev/null +++ b/trunk/Documentation/devicetree/bindings/usb/platform-uhci.txt @@ -0,0 +1,12 @@ +Generic Platform UHCI controllers. + +Required properties: + - compatible: Should be "platform-uhci". + - reg: Address range of the uhci registers + - interrupts: Should contain the uhci interrupt. + +usb: uhci@D8007301 { + compatible = "platform-uhci", "usb-uhci"; + reg = <0xD8007301 0x200>; + interrupts = <0>; +}; diff --git a/trunk/Documentation/devicetree/bindings/usb/pxa-usb.txt b/trunk/Documentation/devicetree/bindings/usb/pxa-usb.txt new file mode 100644 index 000000000000..79729a948d5a --- /dev/null +++ b/trunk/Documentation/devicetree/bindings/usb/pxa-usb.txt @@ -0,0 +1,31 @@ +PXA USB controllers + +OHCI + +Required properties: + - compatible: Should be "marvell,pxa-ohci" for USB controllers + used in host mode. + +Optional properties: + - "marvell,enable-port1", "marvell,enable-port2", "marvell,enable-port3" + If present, enables the appropriate USB port of the controller. + - "marvell,port-mode" selects the mode of the ports: + 1 = PMM_NPS_MODE + 2 = PMM_GLOBAL_MODE + 3 = PMM_PERPORT_MODE + - "marvell,power-sense-low" - power sense pin is low-active. + - "marvell,power-control-low" - power control pin is low-active. + - "marvell,no-oc-protection" - disable over-current protection. + - "marvell,oc-mode-perport" - enable per-port over-current protection. + - "marvell,power_on_delay" Power On to Power Good time - in ms. + +Example: + + usb0: ohci@4c000000 { + compatible = "marvell,pxa-ohci", "usb-ohci"; + reg = <0x4c000000 0x100000>; + interrupts = <18>; + marvell,enable-port1; + marvell,port-mode = <2>; /* PMM_GLOBAL_MODE */ + }; + diff --git a/trunk/Documentation/devicetree/bindings/usb/vt8500-ehci.txt b/trunk/Documentation/devicetree/bindings/usb/vt8500-ehci.txt new file mode 100644 index 000000000000..5fb8fd6e250c --- /dev/null +++ b/trunk/Documentation/devicetree/bindings/usb/vt8500-ehci.txt @@ -0,0 +1,12 @@ +VIA VT8500 and Wondermedia WM8xxx SoC USB controllers. + +Required properties: + - compatible: Should be "via,vt8500-ehci" or "wm,prizm-ehci". + - reg: Address range of the ehci registers. size should be 0x200 + - interrupts: Should contain the ehci interrupt. + +usb: ehci@D8007100 { + compatible = "wm,prizm-ehci", "usb-ehci"; + reg = <0xD8007100 0x200>; + interrupts = <1>; +}; diff --git a/trunk/Documentation/feature-removal-schedule.txt b/trunk/Documentation/feature-removal-schedule.txt index afaff312bf41..b9aa38bca04c 100644 --- a/trunk/Documentation/feature-removal-schedule.txt +++ b/trunk/Documentation/feature-removal-schedule.txt @@ -495,17 +495,6 @@ Who: Bjorn Helgaas ---------------------------- -What: Low Performance USB Block driver ("CONFIG_BLK_DEV_UB") -When: 3.6 -Why: This driver provides support for USB storage devices like "USB - sticks". As of now, it is deactivated in Debian, Fedora and - Ubuntu. All current users can switch over to usb-storage - (CONFIG_USB_STORAGE) which only drawback is the additional SCSI - stack. -Who: Sebastian Andrzej Siewior - ----------------------------- - What: get_robust_list syscall When: 2013 Why: There appear to be no production users of the get_robust_list syscall, diff --git a/trunk/Documentation/filesystems/vfat.txt b/trunk/Documentation/filesystems/vfat.txt index ead764b2728f..de1e6c4dccff 100644 --- a/trunk/Documentation/filesystems/vfat.txt +++ b/trunk/Documentation/filesystems/vfat.txt @@ -137,6 +137,17 @@ errors=panic|continue|remount-ro without doing anything or remount the partition in read-only mode (default behavior). +discard -- If set, issues discard/TRIM commands to the block + device when blocks are freed. This is useful for SSD devices + and sparse/thinly-provisoned LUNs. + +nfs -- This option maintains an index (cache) of directory + inodes by i_logstart which is used by the nfs-related code to + improve look-ups. + + Enable this only if you want to export the FAT filesystem + over NFS + : 0,1,yes,no,true,false TODO diff --git a/trunk/Documentation/networking/netconsole.txt b/trunk/Documentation/networking/netconsole.txt index 8d022073e3ef..2e9e0ae2cd45 100644 --- a/trunk/Documentation/networking/netconsole.txt +++ b/trunk/Documentation/networking/netconsole.txt @@ -51,8 +51,23 @@ Built-in netconsole starts immediately after the TCP stack is initialized and attempts to bring up the supplied dev at the supplied address. -The remote host can run either 'netcat -u -l -p ', -'nc -l -u ' or syslogd. +The remote host has several options to receive the kernel messages, +for example: + +1) syslogd + +2) netcat + + On distributions using a BSD-based netcat version (e.g. Fedora, + openSUSE and Ubuntu) the listening port must be specified without + the -p switch: + + 'nc -u -l -p ' / 'nc -u -l ' or + 'netcat -u -l -p ' / 'netcat -u -l ' + +3) socat + + 'socat udp-recv: -' Dynamic reconfiguration: ======================== diff --git a/trunk/Documentation/pinctrl.txt b/trunk/Documentation/pinctrl.txt index e40f4b4e1977..1479aca23744 100644 --- a/trunk/Documentation/pinctrl.txt +++ b/trunk/Documentation/pinctrl.txt @@ -840,9 +840,9 @@ static unsigned long i2c_pin_configs[] = { static struct pinctrl_map __initdata mapping[] = { PIN_MAP_MUX_GROUP("foo-i2c.0", PINCTRL_STATE_DEFAULT, "pinctrl-foo", "i2c0", "i2c0"), - PIN_MAP_MUX_CONFIGS_GROUP("foo-i2c.0", PINCTRL_STATE_DEFAULT, "pinctrl-foo", "i2c0", i2c_grp_configs), - PIN_MAP_MUX_CONFIGS_PIN("foo-i2c.0", PINCTRL_STATE_DEFAULT, "pinctrl-foo", "i2c0scl", i2c_pin_configs), - PIN_MAP_MUX_CONFIGS_PIN("foo-i2c.0", PINCTRL_STATE_DEFAULT, "pinctrl-foo", "i2c0sda", i2c_pin_configs), + PIN_MAP_CONFIGS_GROUP("foo-i2c.0", PINCTRL_STATE_DEFAULT, "pinctrl-foo", "i2c0", i2c_grp_configs), + PIN_MAP_CONFIGS_PIN("foo-i2c.0", PINCTRL_STATE_DEFAULT, "pinctrl-foo", "i2c0scl", i2c_pin_configs), + PIN_MAP_CONFIGS_PIN("foo-i2c.0", PINCTRL_STATE_DEFAULT, "pinctrl-foo", "i2c0sda", i2c_pin_configs), }; Finally, some devices expect the mapping table to contain certain specific diff --git a/trunk/Documentation/usb/persist.txt b/trunk/Documentation/usb/persist.txt index 074b159b77c2..35d70eda9ad6 100644 --- a/trunk/Documentation/usb/persist.txt +++ b/trunk/Documentation/usb/persist.txt @@ -155,6 +155,9 @@ If the kernel gets fooled in this way, it's almost certain to cause data corruption and to crash your system. You'll have no one to blame but yourself. +For those devices with avoid_reset_quirk attribute being set, persist +maybe fail because they may morph after reset. + YOU HAVE BEEN WARNED! USE AT YOUR OWN RISK! That having been said, most of the time there shouldn't be any trouble diff --git a/trunk/Documentation/vm/hugetlbpage.txt b/trunk/Documentation/vm/hugetlbpage.txt index f8551b3879f8..4ac359b7aa17 100644 --- a/trunk/Documentation/vm/hugetlbpage.txt +++ b/trunk/Documentation/vm/hugetlbpage.txt @@ -299,11 +299,17 @@ map_hugetlb.c. ******************************************************************* /* - * hugepage-shm: see Documentation/vm/hugepage-shm.c + * map_hugetlb: see tools/testing/selftests/vm/map_hugetlb.c */ ******************************************************************* /* - * hugepage-mmap: see Documentation/vm/hugepage-mmap.c + * hugepage-shm: see tools/testing/selftests/vm/hugepage-shm.c + */ + +******************************************************************* + +/* + * hugepage-mmap: see tools/testing/selftests/vm/hugepage-mmap.c */ diff --git a/trunk/Documentation/w1/slaves/w1_therm b/trunk/Documentation/w1/slaves/w1_therm index 0403aaaba878..874a8ca93feb 100644 --- a/trunk/Documentation/w1/slaves/w1_therm +++ b/trunk/Documentation/w1/slaves/w1_therm @@ -3,6 +3,7 @@ Kernel driver w1_therm Supported chips: * Maxim ds18*20 based temperature sensors. + * Maxim ds1825 based temperature sensors. Author: Evgeniy Polyakov @@ -15,6 +16,7 @@ supported family codes: W1_THERM_DS18S20 0x10 W1_THERM_DS1822 0x22 W1_THERM_DS18B20 0x28 +W1_THERM_DS1825 0x3B Support is provided through the sysfs w1_slave file. Each open and read sequence will initiate a temperature conversion then provide two diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS index 61ad79ea2b08..fdc0119963e7 100644 --- a/trunk/MAINTAINERS +++ b/trunk/MAINTAINERS @@ -2217,7 +2217,7 @@ S: Maintained F: drivers/scsi/tmscsim.* DC395x SCSI driver -M: Oliver Neukum +M: Oliver Neukum M: Ali Akcaagac M: Jamie Lenehan W: http://twibble.org/dist/dc395x/ @@ -4537,7 +4537,7 @@ S: Supported F: arch/microblaze/ MICROTEK X6 SCANNER -M: Oliver Neukum +M: Oliver Neukum S: Maintained F: drivers/usb/image/microtek.* @@ -7076,7 +7076,7 @@ F: include/linux/mtd/ubi.h F: include/mtd/ubi-user.h USB ACM DRIVER -M: Oliver Neukum +M: Oliver Neukum L: linux-usb@vger.kernel.org S: Maintained F: Documentation/usb/acm.txt @@ -7097,7 +7097,7 @@ S: Supported F: drivers/block/ub.c USB CDC ETHERNET DRIVER -M: Oliver Neukum +M: Oliver Neukum L: linux-usb@vger.kernel.org S: Maintained F: drivers/net/usb/cdc_*.c @@ -7170,7 +7170,7 @@ F: drivers/usb/host/isp116x* F: include/linux/usb/isp116x.h USB KAWASAKI LSI DRIVER -M: Oliver Neukum +M: Oliver Neukum L: linux-usb@vger.kernel.org S: Maintained F: drivers/usb/serial/kl5kusb105.* @@ -7288,6 +7288,12 @@ W: http://www.connecttech.com S: Supported F: drivers/usb/serial/whiteheat* +USB SMSC75XX ETHERNET DRIVER +M: Steve Glendinning +L: netdev@vger.kernel.org +S: Maintained +F: drivers/net/usb/smsc75xx.* + USB SMSC95XX ETHERNET DRIVER M: Steve Glendinning L: netdev@vger.kernel.org @@ -7670,23 +7676,28 @@ S: Supported F: Documentation/hwmon/wm83?? F: arch/arm/mach-s3c64xx/mach-crag6410* F: drivers/clk/clk-wm83*.c +F: drivers/extcon/extcon-arizona.c F: drivers/leds/leds-wm83*.c F: drivers/gpio/gpio-*wm*.c +F: drivers/gpio/gpio-arizona.c F: drivers/hwmon/wm83??-hwmon.c F: drivers/input/misc/wm831x-on.c F: drivers/input/touchscreen/wm831x-ts.c F: drivers/input/touchscreen/wm97*.c -F: drivers/mfd/wm8*.c +F: drivers/mfd/arizona* +F: drivers/mfd/wm*.c F: drivers/power/wm83*.c F: drivers/rtc/rtc-wm83*.c F: drivers/regulator/wm8*.c F: drivers/video/backlight/wm83*_bl.c F: drivers/watchdog/wm83*_wdt.c +F: include/linux/mfd/arizona/ F: include/linux/mfd/wm831x/ F: include/linux/mfd/wm8350/ F: include/linux/mfd/wm8400* F: include/linux/wm97xx.h F: include/sound/wm????.h +F: sound/soc/codecs/arizona.? F: sound/soc/codecs/wm* WORKQUEUE diff --git a/trunk/Makefile b/trunk/Makefile index 9cc77acfc881..354026873b13 100644 --- a/trunk/Makefile +++ b/trunk/Makefile @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 6 SUBLEVEL = 0 -EXTRAVERSION = -rc2 +EXTRAVERSION = -rc3 NAME = Saber-toothed Squirrel # *DOCUMENTATION* diff --git a/trunk/arch/alpha/Kconfig b/trunk/arch/alpha/Kconfig index d5b9b5e645cc..9944dedee5b1 100644 --- a/trunk/arch/alpha/Kconfig +++ b/trunk/arch/alpha/Kconfig @@ -18,6 +18,8 @@ config ALPHA select ARCH_HAVE_NMI_SAFE_CMPXCHG select GENERIC_SMP_IDLE_THREAD select GENERIC_CMOS_UPDATE + select GENERIC_STRNCPY_FROM_USER + select GENERIC_STRNLEN_USER help The Alpha is a 64-bit general-purpose processor designed and marketed by the Digital Equipment Corporation of blessed memory, diff --git a/trunk/arch/alpha/include/asm/atomic.h b/trunk/arch/alpha/include/asm/atomic.h index 3bb7ffeae3bc..c2cbe4fc391c 100644 --- a/trunk/arch/alpha/include/asm/atomic.h +++ b/trunk/arch/alpha/include/asm/atomic.h @@ -14,8 +14,8 @@ */ -#define ATOMIC_INIT(i) ( (atomic_t) { (i) } ) -#define ATOMIC64_INIT(i) ( (atomic64_t) { (i) } ) +#define ATOMIC_INIT(i) { (i) } +#define ATOMIC64_INIT(i) { (i) } #define atomic_read(v) (*(volatile int *)&(v)->counter) #define atomic64_read(v) (*(volatile long *)&(v)->counter) diff --git a/trunk/arch/alpha/include/asm/fpu.h b/trunk/arch/alpha/include/asm/fpu.h index db00f7885faa..e477bcd5b94a 100644 --- a/trunk/arch/alpha/include/asm/fpu.h +++ b/trunk/arch/alpha/include/asm/fpu.h @@ -1,7 +1,9 @@ #ifndef __ASM_ALPHA_FPU_H #define __ASM_ALPHA_FPU_H +#ifdef __KERNEL__ #include +#endif /* * Alpha floating-point control register defines: diff --git a/trunk/arch/alpha/include/asm/ptrace.h b/trunk/arch/alpha/include/asm/ptrace.h index fd698a174f26..b87755a19554 100644 --- a/trunk/arch/alpha/include/asm/ptrace.h +++ b/trunk/arch/alpha/include/asm/ptrace.h @@ -76,7 +76,10 @@ struct switch_stack { #define task_pt_regs(task) \ ((struct pt_regs *) (task_stack_page(task) + 2*PAGE_SIZE) - 1) -#define force_successful_syscall_return() (task_pt_regs(current)->r0 = 0) +#define current_pt_regs() \ + ((struct pt_regs *) ((char *)current_thread_info() + 2*PAGE_SIZE) - 1) + +#define force_successful_syscall_return() (current_pt_regs()->r0 = 0) #endif diff --git a/trunk/arch/alpha/include/asm/socket.h b/trunk/arch/alpha/include/asm/socket.h index dcb221a4b5be..7d2f75be932e 100644 --- a/trunk/arch/alpha/include/asm/socket.h +++ b/trunk/arch/alpha/include/asm/socket.h @@ -76,9 +76,11 @@ /* Instruct lower device to use last 4-bytes of skb data as FCS */ #define SO_NOFCS 43 +#ifdef __KERNEL__ /* O_NONBLOCK clashes with the bits used for socket types. Therefore we * have to define SOCK_NONBLOCK to a different value here. */ #define SOCK_NONBLOCK 0x40000000 +#endif /* __KERNEL__ */ #endif /* _ASM_SOCKET_H */ diff --git a/trunk/arch/alpha/include/asm/uaccess.h b/trunk/arch/alpha/include/asm/uaccess.h index b49ec2f8d6e3..766fdfde2b7a 100644 --- a/trunk/arch/alpha/include/asm/uaccess.h +++ b/trunk/arch/alpha/include/asm/uaccess.h @@ -433,36 +433,12 @@ clear_user(void __user *to, long len) #undef __module_address #undef __module_call -/* Returns: -EFAULT if exception before terminator, N if the entire - buffer filled, else strlen. */ +#define user_addr_max() \ + (segment_eq(get_fs(), USER_DS) ? TASK_SIZE : ~0UL) -extern long __strncpy_from_user(char *__to, const char __user *__from, long __to_len); - -extern inline long -strncpy_from_user(char *to, const char __user *from, long n) -{ - long ret = -EFAULT; - if (__access_ok((unsigned long)from, 0, get_fs())) - ret = __strncpy_from_user(to, from, n); - return ret; -} - -/* Returns: 0 if bad, string length+1 (memory size) of string if ok */ -extern long __strlen_user(const char __user *); - -extern inline long strlen_user(const char __user *str) -{ - return access_ok(VERIFY_READ,str,0) ? __strlen_user(str) : 0; -} - -/* Returns: 0 if exception before NUL or reaching the supplied limit (N), - * a value greater than N if the limit would be exceeded, else strlen. */ -extern long __strnlen_user(const char __user *, long); - -extern inline long strnlen_user(const char __user *str, long n) -{ - return access_ok(VERIFY_READ,str,0) ? __strnlen_user(str, n) : 0; -} +extern long strncpy_from_user(char *dest, const char __user *src, long count); +extern __must_check long strlen_user(const char __user *str); +extern __must_check long strnlen_user(const char __user *str, long n); /* * About the exception table: diff --git a/trunk/arch/alpha/include/asm/unistd.h b/trunk/arch/alpha/include/asm/unistd.h index 633b23b0664a..a31a78eac9b9 100644 --- a/trunk/arch/alpha/include/asm/unistd.h +++ b/trunk/arch/alpha/include/asm/unistd.h @@ -465,10 +465,12 @@ #define __NR_setns 501 #define __NR_accept4 502 #define __NR_sendmmsg 503 +#define __NR_process_vm_readv 504 +#define __NR_process_vm_writev 505 #ifdef __KERNEL__ -#define NR_SYSCALLS 504 +#define NR_SYSCALLS 506 #define __ARCH_WANT_OLD_READDIR #define __ARCH_WANT_STAT64 diff --git a/trunk/arch/alpha/include/asm/word-at-a-time.h b/trunk/arch/alpha/include/asm/word-at-a-time.h new file mode 100644 index 000000000000..6b340d0f1521 --- /dev/null +++ b/trunk/arch/alpha/include/asm/word-at-a-time.h @@ -0,0 +1,55 @@ +#ifndef _ASM_WORD_AT_A_TIME_H +#define _ASM_WORD_AT_A_TIME_H + +#include + +/* + * word-at-a-time interface for Alpha. + */ + +/* + * We do not use the word_at_a_time struct on Alpha, but it needs to be + * implemented to humour the generic code. + */ +struct word_at_a_time { + const unsigned long unused; +}; + +#define WORD_AT_A_TIME_CONSTANTS { 0 } + +/* Return nonzero if val has a zero */ +static inline unsigned long has_zero(unsigned long val, unsigned long *bits, const struct word_at_a_time *c) +{ + unsigned long zero_locations = __kernel_cmpbge(0, val); + *bits = zero_locations; + return zero_locations; +} + +static inline unsigned long prep_zero_mask(unsigned long val, unsigned long bits, const struct word_at_a_time *c) +{ + return bits; +} + +#define create_zero_mask(bits) (bits) + +static inline unsigned long find_zero(unsigned long bits) +{ +#if defined(CONFIG_ALPHA_EV6) && defined(CONFIG_ALPHA_EV67) + /* Simple if have CIX instructions */ + return __kernel_cttz(bits); +#else + unsigned long t1, t2, t3; + /* Retain lowest set bit only */ + bits &= -bits; + /* Binary search for lowest set bit */ + t1 = bits & 0xf0; + t2 = bits & 0xcc; + t3 = bits & 0xaa; + if (t1) t1 = 4; + if (t2) t2 = 2; + if (t3) t3 = 1; + return t1 + t2 + t3; +#endif +} + +#endif /* _ASM_WORD_AT_A_TIME_H */ diff --git a/trunk/arch/alpha/kernel/alpha_ksyms.c b/trunk/arch/alpha/kernel/alpha_ksyms.c index d96e742d4dc2..15fa821d09cd 100644 --- a/trunk/arch/alpha/kernel/alpha_ksyms.c +++ b/trunk/arch/alpha/kernel/alpha_ksyms.c @@ -52,7 +52,6 @@ EXPORT_SYMBOL(alpha_write_fp_reg_s); /* entry.S */ EXPORT_SYMBOL(kernel_thread); -EXPORT_SYMBOL(kernel_execve); /* Networking helper routines. */ EXPORT_SYMBOL(csum_tcpudp_magic); @@ -74,8 +73,6 @@ EXPORT_SYMBOL(alpha_fp_emul); */ EXPORT_SYMBOL(__copy_user); EXPORT_SYMBOL(__do_clear_user); -EXPORT_SYMBOL(__strncpy_from_user); -EXPORT_SYMBOL(__strnlen_user); /* * SMP-specific symbols. diff --git a/trunk/arch/alpha/kernel/entry.S b/trunk/arch/alpha/kernel/entry.S index 6d159cee5f2f..ec0da0567ab5 100644 --- a/trunk/arch/alpha/kernel/entry.S +++ b/trunk/arch/alpha/kernel/entry.S @@ -663,58 +663,6 @@ kernel_thread: br ret_to_kernel .end kernel_thread -/* - * kernel_execve(path, argv, envp) - */ - .align 4 - .globl kernel_execve - .ent kernel_execve -kernel_execve: - /* We can be called from a module. */ - ldgp $gp, 0($27) - lda $sp, -(32+SIZEOF_PT_REGS+8)($sp) - .frame $sp, 32+SIZEOF_PT_REGS+8, $26, 0 - stq $26, 0($sp) - stq $16, 8($sp) - stq $17, 16($sp) - stq $18, 24($sp) - .prologue 1 - - lda $16, 32($sp) - lda $17, 0 - lda $18, SIZEOF_PT_REGS - bsr $26, memset !samegp - - /* Avoid the HAE being gratuitously wrong, which would cause us - to do the whole turn off interrupts thing and restore it. */ - ldq $2, alpha_mv+HAE_CACHE - stq $2, 152+32($sp) - - ldq $16, 8($sp) - ldq $17, 16($sp) - ldq $18, 24($sp) - lda $19, 32($sp) - bsr $26, do_execve !samegp - - ldq $26, 0($sp) - bne $0, 1f /* error! */ - - /* Move the temporary pt_regs struct from its current location - to the top of the kernel stack frame. See copy_thread for - details for a normal process. */ - lda $16, 0x4000 - SIZEOF_PT_REGS($8) - lda $17, 32($sp) - lda $18, SIZEOF_PT_REGS - bsr $26, memmove !samegp - - /* Take that over as our new stack frame and visit userland! */ - lda $sp, 0x4000 - SIZEOF_PT_REGS($8) - br $31, ret_from_sys_call - -1: lda $sp, 32+SIZEOF_PT_REGS+8($sp) - ret -.end kernel_execve - /* * Special system calls. Most of these are special in that they either @@ -796,115 +744,6 @@ sys_rt_sigreturn: br ret_from_sys_call .end sys_rt_sigreturn - .align 4 - .globl sys_sethae - .ent sys_sethae -sys_sethae: - .prologue 0 - stq $16, 152($sp) - ret -.end sys_sethae - - .align 4 - .globl osf_getpriority - .ent osf_getpriority -osf_getpriority: - lda $sp, -16($sp) - stq $26, 0($sp) - .prologue 0 - - jsr $26, sys_getpriority - - ldq $26, 0($sp) - blt $0, 1f - - /* Return value is the unbiased priority, i.e. 20 - prio. - This does result in negative return values, so signal - no error by writing into the R0 slot. */ - lda $1, 20 - stq $31, 16($sp) - subl $1, $0, $0 - unop - -1: lda $sp, 16($sp) - ret -.end osf_getpriority - - .align 4 - .globl sys_getxuid - .ent sys_getxuid -sys_getxuid: - .prologue 0 - ldq $2, TI_TASK($8) - ldq $3, TASK_CRED($2) - ldl $0, CRED_UID($3) - ldl $1, CRED_EUID($3) - stq $1, 80($sp) - ret -.end sys_getxuid - - .align 4 - .globl sys_getxgid - .ent sys_getxgid -sys_getxgid: - .prologue 0 - ldq $2, TI_TASK($8) - ldq $3, TASK_CRED($2) - ldl $0, CRED_GID($3) - ldl $1, CRED_EGID($3) - stq $1, 80($sp) - ret -.end sys_getxgid - - .align 4 - .globl sys_getxpid - .ent sys_getxpid -sys_getxpid: - .prologue 0 - ldq $2, TI_TASK($8) - - /* See linux/kernel/timer.c sys_getppid for discussion - about this loop. */ - ldq $3, TASK_GROUP_LEADER($2) - ldq $4, TASK_REAL_PARENT($3) - ldl $0, TASK_TGID($2) -1: ldl $1, TASK_TGID($4) -#ifdef CONFIG_SMP - mov $4, $5 - mb - ldq $3, TASK_GROUP_LEADER($2) - ldq $4, TASK_REAL_PARENT($3) - cmpeq $4, $5, $5 - beq $5, 1b -#endif - stq $1, 80($sp) - ret -.end sys_getxpid - - .align 4 - .globl sys_alpha_pipe - .ent sys_alpha_pipe -sys_alpha_pipe: - lda $sp, -16($sp) - stq $26, 0($sp) - .prologue 0 - - mov $31, $17 - lda $16, 8($sp) - jsr $26, do_pipe_flags - - ldq $26, 0($sp) - bne $0, 1f - - /* The return values are in $0 and $20. */ - ldl $1, 12($sp) - ldl $0, 8($sp) - - stq $1, 80+16($sp) -1: lda $sp, 16($sp) - ret -.end sys_alpha_pipe - .align 4 .globl sys_execve .ent sys_execve diff --git a/trunk/arch/alpha/kernel/osf_sys.c b/trunk/arch/alpha/kernel/osf_sys.c index 98a103621af6..bc1acdda7a5e 100644 --- a/trunk/arch/alpha/kernel/osf_sys.c +++ b/trunk/arch/alpha/kernel/osf_sys.c @@ -1404,3 +1404,52 @@ SYSCALL_DEFINE3(osf_writev, unsigned long, fd, } #endif + +SYSCALL_DEFINE2(osf_getpriority, int, which, int, who) +{ + int prio = sys_getpriority(which, who); + if (prio >= 0) { + /* Return value is the unbiased priority, i.e. 20 - prio. + This does result in negative return values, so signal + no error */ + force_successful_syscall_return(); + prio = 20 - prio; + } + return prio; +} + +SYSCALL_DEFINE0(getxuid) +{ + current_pt_regs()->r20 = sys_geteuid(); + return sys_getuid(); +} + +SYSCALL_DEFINE0(getxgid) +{ + current_pt_regs()->r20 = sys_getegid(); + return sys_getgid(); +} + +SYSCALL_DEFINE0(getxpid) +{ + current_pt_regs()->r20 = sys_getppid(); + return sys_getpid(); +} + +SYSCALL_DEFINE0(alpha_pipe) +{ + int fd[2]; + int res = do_pipe_flags(fd, 0); + if (!res) { + /* The return values are in $0 and $20. */ + current_pt_regs()->r20 = fd[1]; + res = fd[0]; + } + return res; +} + +SYSCALL_DEFINE1(sethae, unsigned long, val) +{ + current_pt_regs()->hae = val; + return 0; +} diff --git a/trunk/arch/alpha/kernel/process.c b/trunk/arch/alpha/kernel/process.c index 153d3fce3e8e..d6fde98b74b3 100644 --- a/trunk/arch/alpha/kernel/process.c +++ b/trunk/arch/alpha/kernel/process.c @@ -455,3 +455,22 @@ get_wchan(struct task_struct *p) } return pc; } + +int kernel_execve(const char *path, const char *const argv[], const char *const envp[]) +{ + /* Avoid the HAE being gratuitously wrong, which would cause us + to do the whole turn off interrupts thing and restore it. */ + struct pt_regs regs = {.hae = alpha_mv.hae_cache}; + int err = do_execve(path, argv, envp, ®s); + if (!err) { + struct pt_regs *p = current_pt_regs(); + /* copy regs to normal position and off to userland we go... */ + *p = regs; + __asm__ __volatile__ ( + "mov %0, $sp;" + "br $31, ret_from_sys_call" + : : "r"(p)); + } + return err; +} +EXPORT_SYMBOL(kernel_execve); diff --git a/trunk/arch/alpha/kernel/systbls.S b/trunk/arch/alpha/kernel/systbls.S index 87835235f114..2ac6b45c3e00 100644 --- a/trunk/arch/alpha/kernel/systbls.S +++ b/trunk/arch/alpha/kernel/systbls.S @@ -111,7 +111,7 @@ sys_call_table: .quad sys_socket .quad sys_connect .quad sys_accept - .quad osf_getpriority /* 100 */ + .quad sys_osf_getpriority /* 100 */ .quad sys_send .quad sys_recv .quad sys_sigreturn @@ -522,6 +522,8 @@ sys_call_table: .quad sys_setns .quad sys_accept4 .quad sys_sendmmsg + .quad sys_process_vm_readv + .quad sys_process_vm_writev /* 505 */ .size sys_call_table, . - sys_call_table .type sys_call_table, @object diff --git a/trunk/arch/alpha/lib/Makefile b/trunk/arch/alpha/lib/Makefile index c0a83ab62b78..59660743237c 100644 --- a/trunk/arch/alpha/lib/Makefile +++ b/trunk/arch/alpha/lib/Makefile @@ -31,8 +31,6 @@ lib-y = __divqu.o __remqu.o __divlu.o __remlu.o \ $(ev6-y)memchr.o \ $(ev6-y)copy_user.o \ $(ev6-y)clear_user.o \ - $(ev6-y)strncpy_from_user.o \ - $(ev67-y)strlen_user.o \ $(ev6-y)csum_ipv6_magic.o \ $(ev6-y)clear_page.o \ $(ev6-y)copy_page.o \ diff --git a/trunk/arch/alpha/lib/ev6-strncpy_from_user.S b/trunk/arch/alpha/lib/ev6-strncpy_from_user.S deleted file mode 100644 index d2e28178cacc..000000000000 --- a/trunk/arch/alpha/lib/ev6-strncpy_from_user.S +++ /dev/null @@ -1,424 +0,0 @@ -/* - * arch/alpha/lib/ev6-strncpy_from_user.S - * 21264 version contributed by Rick Gorton - * - * Just like strncpy except in the return value: - * - * -EFAULT if an exception occurs before the terminator is copied. - * N if the buffer filled. - * - * Otherwise the length of the string is returned. - * - * Much of the information about 21264 scheduling/coding comes from: - * Compiler Writer's Guide for the Alpha 21264 - * abbreviated as 'CWG' in other comments here - * ftp.digital.com/pub/Digital/info/semiconductor/literature/dsc-library.html - * Scheduling notation: - * E - either cluster - * U - upper subcluster; U0 - subcluster U0; U1 - subcluster U1 - * L - lower subcluster; L0 - subcluster L0; L1 - subcluster L1 - * A bunch of instructions got moved and temp registers were changed - * to aid in scheduling. Control flow was also re-arranged to eliminate - * branches, and to provide longer code sequences to enable better scheduling. - * A total rewrite (using byte load/stores for start & tail sequences) - * is desirable, but very difficult to do without a from-scratch rewrite. - * Save that for the future. - */ - - -#include -#include - - -/* Allow an exception for an insn; exit if we get one. */ -#define EX(x,y...) \ - 99: x,##y; \ - .section __ex_table,"a"; \ - .long 99b - .; \ - lda $31, $exception-99b($0); \ - .previous - - - .set noat - .set noreorder - .text - - .globl __strncpy_from_user - .ent __strncpy_from_user - .frame $30, 0, $26 - .prologue 0 - - .align 4 -__strncpy_from_user: - and a0, 7, t3 # E : find dest misalignment - beq a2, $zerolength # U : - - /* Are source and destination co-aligned? */ - mov a0, v0 # E : save the string start - xor a0, a1, t4 # E : - EX( ldq_u t1, 0(a1) ) # L : Latency=3 load first quadword - ldq_u t0, 0(a0) # L : load first (partial) aligned dest quadword - - addq a2, t3, a2 # E : bias count by dest misalignment - subq a2, 1, a3 # E : - addq zero, 1, t10 # E : - and t4, 7, t4 # E : misalignment between the two - - and a3, 7, t6 # E : number of tail bytes - sll t10, t6, t10 # E : t10 = bitmask of last count byte - bne t4, $unaligned # U : - lda t2, -1 # E : build a mask against false zero - - /* - * We are co-aligned; take care of a partial first word. - * On entry to this basic block: - * t0 == the first destination word for masking back in - * t1 == the first source word. - */ - - srl a3, 3, a2 # E : a2 = loop counter = (count - 1)/8 - addq a1, 8, a1 # E : - mskqh t2, a1, t2 # U : detection in the src word - nop - - /* Create the 1st output word and detect 0's in the 1st input word. */ - mskqh t1, a1, t3 # U : - mskql t0, a1, t0 # U : assemble the first output word - ornot t1, t2, t2 # E : - nop - - cmpbge zero, t2, t8 # E : bits set iff null found - or t0, t3, t0 # E : - beq a2, $a_eoc # U : - bne t8, $a_eos # U : 2nd branch in a quad. Bad. - - /* On entry to this basic block: - * t0 == a source quad not containing a null. - * a0 - current aligned destination address - * a1 - current aligned source address - * a2 - count of quadwords to move. - * NOTE: Loop improvement - unrolling this is going to be - * a huge win, since we're going to stall otherwise. - * Fix this later. For _really_ large copies, look - * at using wh64 on a look-ahead basis. See the code - * in clear_user.S and copy_user.S. - * Presumably, since (a0) and (a1) do not overlap (by C definition) - * Lots of nops here: - * - Separate loads from stores - * - Keep it to 1 branch/quadpack so the branch predictor - * can train. - */ -$a_loop: - stq_u t0, 0(a0) # L : - addq a0, 8, a0 # E : - nop - subq a2, 1, a2 # E : - - EX( ldq_u t0, 0(a1) ) # L : - addq a1, 8, a1 # E : - cmpbge zero, t0, t8 # E : Stall 2 cycles on t0 - beq a2, $a_eoc # U : - - beq t8, $a_loop # U : - nop - nop - nop - - /* Take care of the final (partial) word store. At this point - * the end-of-count bit is set in t8 iff it applies. - * - * On entry to this basic block we have: - * t0 == the source word containing the null - * t8 == the cmpbge mask that found it. - */ -$a_eos: - negq t8, t12 # E : find low bit set - and t8, t12, t12 # E : - - /* We're doing a partial word store and so need to combine - our source and original destination words. */ - ldq_u t1, 0(a0) # L : - subq t12, 1, t6 # E : - - or t12, t6, t8 # E : - zapnot t0, t8, t0 # U : clear src bytes > null - zap t1, t8, t1 # U : clear dst bytes <= null - or t0, t1, t0 # E : - - stq_u t0, 0(a0) # L : - br $finish_up # L0 : - nop - nop - - /* Add the end-of-count bit to the eos detection bitmask. */ - .align 4 -$a_eoc: - or t10, t8, t8 - br $a_eos - nop - nop - - -/* The source and destination are not co-aligned. Align the destination - and cope. We have to be very careful about not reading too much and - causing a SEGV. */ - - .align 4 -$u_head: - /* We know just enough now to be able to assemble the first - full source word. We can still find a zero at the end of it - that prevents us from outputting the whole thing. - - On entry to this basic block: - t0 == the first dest word, unmasked - t1 == the shifted low bits of the first source word - t6 == bytemask that is -1 in dest word bytes */ - - EX( ldq_u t2, 8(a1) ) # L : load second src word - addq a1, 8, a1 # E : - mskql t0, a0, t0 # U : mask trailing garbage in dst - extqh t2, a1, t4 # U : - - or t1, t4, t1 # E : first aligned src word complete - mskqh t1, a0, t1 # U : mask leading garbage in src - or t0, t1, t0 # E : first output word complete - or t0, t6, t6 # E : mask original data for zero test - - cmpbge zero, t6, t8 # E : - beq a2, $u_eocfin # U : - bne t8, $u_final # U : bad news - 2nd branch in a quad - lda t6, -1 # E : mask out the bits we have - - mskql t6, a1, t6 # U : already seen - stq_u t0, 0(a0) # L : store first output word - or t6, t2, t2 # E : - cmpbge zero, t2, t8 # E : find nulls in second partial - - addq a0, 8, a0 # E : - subq a2, 1, a2 # E : - bne t8, $u_late_head_exit # U : - nop - - /* Finally, we've got all the stupid leading edge cases taken care - of and we can set up to enter the main loop. */ - - extql t2, a1, t1 # U : position hi-bits of lo word - EX( ldq_u t2, 8(a1) ) # L : read next high-order source word - addq a1, 8, a1 # E : - cmpbge zero, t2, t8 # E : - - beq a2, $u_eoc # U : - bne t8, $u_eos # U : - nop - nop - - /* Unaligned copy main loop. In order to avoid reading too much, - the loop is structured to detect zeros in aligned source words. - This has, unfortunately, effectively pulled half of a loop - iteration out into the head and half into the tail, but it does - prevent nastiness from accumulating in the very thing we want - to run as fast as possible. - - On entry to this basic block: - t1 == the shifted high-order bits from the previous source word - t2 == the unshifted current source word - - We further know that t2 does not contain a null terminator. */ - - /* - * Extra nops here: - * separate load quads from store quads - * only one branch/quad to permit predictor training - */ - - .align 4 -$u_loop: - extqh t2, a1, t0 # U : extract high bits for current word - addq a1, 8, a1 # E : - extql t2, a1, t3 # U : extract low bits for next time - addq a0, 8, a0 # E : - - or t0, t1, t0 # E : current dst word now complete - EX( ldq_u t2, 0(a1) ) # L : load high word for next time - subq a2, 1, a2 # E : - nop - - stq_u t0, -8(a0) # L : save the current word - mov t3, t1 # E : - cmpbge zero, t2, t8 # E : test new word for eos - beq a2, $u_eoc # U : - - beq t8, $u_loop # U : - nop - nop - nop - - /* We've found a zero somewhere in the source word we just read. - If it resides in the lower half, we have one (probably partial) - word to write out, and if it resides in the upper half, we - have one full and one partial word left to write out. - - On entry to this basic block: - t1 == the shifted high-order bits from the previous source word - t2 == the unshifted current source word. */ - .align 4 -$u_eos: - extqh t2, a1, t0 # U : - or t0, t1, t0 # E : first (partial) source word complete - cmpbge zero, t0, t8 # E : is the null in this first bit? - nop - - bne t8, $u_final # U : - stq_u t0, 0(a0) # L : the null was in the high-order bits - addq a0, 8, a0 # E : - subq a2, 1, a2 # E : - - .align 4 -$u_late_head_exit: - extql t2, a1, t0 # U : - cmpbge zero, t0, t8 # E : - or t8, t10, t6 # E : - cmoveq a2, t6, t8 # E : - - /* Take care of a final (probably partial) result word. - On entry to this basic block: - t0 == assembled source word - t8 == cmpbge mask that found the null. */ - .align 4 -$u_final: - negq t8, t6 # E : isolate low bit set - and t6, t8, t12 # E : - ldq_u t1, 0(a0) # L : - subq t12, 1, t6 # E : - - or t6, t12, t8 # E : - zapnot t0, t8, t0 # U : kill source bytes > null - zap t1, t8, t1 # U : kill dest bytes <= null - or t0, t1, t0 # E : - - stq_u t0, 0(a0) # E : - br $finish_up # U : - nop - nop - - .align 4 -$u_eoc: # end-of-count - extqh t2, a1, t0 # U : - or t0, t1, t0 # E : - cmpbge zero, t0, t8 # E : - nop - - .align 4 -$u_eocfin: # end-of-count, final word - or t10, t8, t8 # E : - br $u_final # U : - nop - nop - - /* Unaligned copy entry point. */ - .align 4 -$unaligned: - - srl a3, 3, a2 # U : a2 = loop counter = (count - 1)/8 - and a0, 7, t4 # E : find dest misalignment - and a1, 7, t5 # E : find src misalignment - mov zero, t0 # E : - - /* Conditionally load the first destination word and a bytemask - with 0xff indicating that the destination byte is sacrosanct. */ - - mov zero, t6 # E : - beq t4, 1f # U : - ldq_u t0, 0(a0) # L : - lda t6, -1 # E : - - mskql t6, a0, t6 # E : - nop - nop - nop - - .align 4 -1: - subq a1, t4, a1 # E : sub dest misalignment from src addr - /* If source misalignment is larger than dest misalignment, we need - extra startup checks to avoid SEGV. */ - cmplt t4, t5, t12 # E : - extql t1, a1, t1 # U : shift src into place - lda t2, -1 # E : for creating masks later - - beq t12, $u_head # U : - mskqh t2, t5, t2 # U : begin src byte validity mask - cmpbge zero, t1, t8 # E : is there a zero? - nop - - extql t2, a1, t2 # U : - or t8, t10, t5 # E : test for end-of-count too - cmpbge zero, t2, t3 # E : - cmoveq a2, t5, t8 # E : Latency=2, extra map slot - - nop # E : goes with cmov - andnot t8, t3, t8 # E : - beq t8, $u_head # U : - nop - - /* At this point we've found a zero in the first partial word of - the source. We need to isolate the valid source data and mask - it into the original destination data. (Incidentally, we know - that we'll need at least one byte of that original dest word.) */ - - ldq_u t0, 0(a0) # L : - negq t8, t6 # E : build bitmask of bytes <= zero - mskqh t1, t4, t1 # U : - and t6, t8, t12 # E : - - subq t12, 1, t6 # E : - or t6, t12, t8 # E : - zapnot t2, t8, t2 # U : prepare source word; mirror changes - zapnot t1, t8, t1 # U : to source validity mask - - andnot t0, t2, t0 # E : zero place for source to reside - or t0, t1, t0 # E : and put it there - stq_u t0, 0(a0) # L : - nop - - .align 4 -$finish_up: - zapnot t0, t12, t4 # U : was last byte written null? - and t12, 0xf0, t3 # E : binary search for the address of the - cmovne t4, 1, t4 # E : Latency=2, extra map slot - nop # E : with cmovne - - and t12, 0xcc, t2 # E : last byte written - and t12, 0xaa, t1 # E : - cmovne t3, 4, t3 # E : Latency=2, extra map slot - nop # E : with cmovne - - bic a0, 7, t0 - cmovne t2, 2, t2 # E : Latency=2, extra map slot - nop # E : with cmovne - nop - - cmovne t1, 1, t1 # E : Latency=2, extra map slot - nop # E : with cmovne - addq t0, t3, t0 # E : - addq t1, t2, t1 # E : - - addq t0, t1, t0 # E : - addq t0, t4, t0 # add one if we filled the buffer - subq t0, v0, v0 # find string length - ret # L0 : - - .align 4 -$zerolength: - nop - nop - nop - clr v0 - -$exception: - nop - nop - nop - ret - - .end __strncpy_from_user diff --git a/trunk/arch/alpha/lib/ev67-strlen_user.S b/trunk/arch/alpha/lib/ev67-strlen_user.S deleted file mode 100644 index 57e0d77b81a6..000000000000 --- a/trunk/arch/alpha/lib/ev67-strlen_user.S +++ /dev/null @@ -1,107 +0,0 @@ -/* - * arch/alpha/lib/ev67-strlen_user.S - * 21264 version contributed by Rick Gorton - * - * Return the length of the string including the NULL terminator - * (strlen+1) or zero if an error occurred. - * - * In places where it is critical to limit the processing time, - * and the data is not trusted, strnlen_user() should be used. - * It will return a value greater than its second argument if - * that limit would be exceeded. This implementation is allowed - * to access memory beyond the limit, but will not cross a page - * boundary when doing so. - * - * Much of the information about 21264 scheduling/coding comes from: - * Compiler Writer's Guide for the Alpha 21264 - * abbreviated as 'CWG' in other comments here - * ftp.digital.com/pub/Digital/info/semiconductor/literature/dsc-library.html - * Scheduling notation: - * E - either cluster - * U - upper subcluster; U0 - subcluster U0; U1 - subcluster U1 - * L - lower subcluster; L0 - subcluster L0; L1 - subcluster L1 - * Try not to change the actual algorithm if possible for consistency. - */ - -#include - - -/* Allow an exception for an insn; exit if we get one. */ -#define EX(x,y...) \ - 99: x,##y; \ - .section __ex_table,"a"; \ - .long 99b - .; \ - lda v0, $exception-99b(zero); \ - .previous - - - .set noreorder - .set noat - .text - - .globl __strlen_user - .ent __strlen_user - .frame sp, 0, ra - - .align 4 -__strlen_user: - ldah a1, 32767(zero) # do not use plain strlen_user() for strings - # that might be almost 2 GB long; you should - # be using strnlen_user() instead - nop - nop - nop - - .globl __strnlen_user - - .align 4 -__strnlen_user: - .prologue 0 - EX( ldq_u t0, 0(a0) ) # L : load first quadword (a0 may be misaligned) - lda t1, -1(zero) # E : - - insqh t1, a0, t1 # U : - andnot a0, 7, v0 # E : - or t1, t0, t0 # E : - subq a0, 1, a0 # E : get our +1 for the return - - cmpbge zero, t0, t1 # E : t1 <- bitmask: bit i == 1 <==> i-th byte == 0 - subq a1, 7, t2 # E : - subq a0, v0, t0 # E : - bne t1, $found # U : - - addq t2, t0, t2 # E : - addq a1, 1, a1 # E : - nop # E : - nop # E : - - .align 4 -$loop: ble t2, $limit # U : - EX( ldq t0, 8(v0) ) # L : - nop # E : - nop # E : - - cmpbge zero, t0, t1 # E : - subq t2, 8, t2 # E : - addq v0, 8, v0 # E : addr += 8 - beq t1, $loop # U : - -$found: cttz t1, t2 # U0 : - addq v0, t2, v0 # E : - subq v0, a0, v0 # E : - ret # L0 : - -$exception: - nop - nop - nop - ret - - .align 4 # currently redundant -$limit: - nop - nop - subq a1, t2, v0 - ret - - .end __strlen_user diff --git a/trunk/arch/alpha/lib/strlen_user.S b/trunk/arch/alpha/lib/strlen_user.S deleted file mode 100644 index 508a18e96479..000000000000 --- a/trunk/arch/alpha/lib/strlen_user.S +++ /dev/null @@ -1,91 +0,0 @@ -/* - * arch/alpha/lib/strlen_user.S - * - * Return the length of the string including the NUL terminator - * (strlen+1) or zero if an error occurred. - * - * In places where it is critical to limit the processing time, - * and the data is not trusted, strnlen_user() should be used. - * It will return a value greater than its second argument if - * that limit would be exceeded. This implementation is allowed - * to access memory beyond the limit, but will not cross a page - * boundary when doing so. - */ - -#include - - -/* Allow an exception for an insn; exit if we get one. */ -#define EX(x,y...) \ - 99: x,##y; \ - .section __ex_table,"a"; \ - .long 99b - .; \ - lda v0, $exception-99b(zero); \ - .previous - - - .set noreorder - .set noat - .text - - .globl __strlen_user - .ent __strlen_user - .frame sp, 0, ra - - .align 3 -__strlen_user: - ldah a1, 32767(zero) # do not use plain strlen_user() for strings - # that might be almost 2 GB long; you should - # be using strnlen_user() instead - - .globl __strnlen_user - - .align 3 -__strnlen_user: - .prologue 0 - - EX( ldq_u t0, 0(a0) ) # load first quadword (a0 may be misaligned) - lda t1, -1(zero) - insqh t1, a0, t1 - andnot a0, 7, v0 - or t1, t0, t0 - subq a0, 1, a0 # get our +1 for the return - cmpbge zero, t0, t1 # t1 <- bitmask: bit i == 1 <==> i-th byte == 0 - subq a1, 7, t2 - subq a0, v0, t0 - bne t1, $found - - addq t2, t0, t2 - addq a1, 1, a1 - - .align 3 -$loop: ble t2, $limit - EX( ldq t0, 8(v0) ) - subq t2, 8, t2 - addq v0, 8, v0 # addr += 8 - cmpbge zero, t0, t1 - beq t1, $loop - -$found: negq t1, t2 # clear all but least set bit - and t1, t2, t1 - - and t1, 0xf0, t2 # binary search for that set bit - and t1, 0xcc, t3 - and t1, 0xaa, t4 - cmovne t2, 4, t2 - cmovne t3, 2, t3 - cmovne t4, 1, t4 - addq t2, t3, t2 - addq v0, t4, v0 - addq v0, t2, v0 - nop # dual issue next two on ev4 and ev5 - subq v0, a0, v0 -$exception: - ret - - .align 3 # currently redundant -$limit: - subq a1, t2, v0 - ret - - .end __strlen_user diff --git a/trunk/arch/alpha/lib/strncpy_from_user.S b/trunk/arch/alpha/lib/strncpy_from_user.S deleted file mode 100644 index 73ee21160ff7..000000000000 --- a/trunk/arch/alpha/lib/strncpy_from_user.S +++ /dev/null @@ -1,339 +0,0 @@ -/* - * arch/alpha/lib/strncpy_from_user.S - * Contributed by Richard Henderson (rth@tamu.edu) - * - * Just like strncpy except in the return value: - * - * -EFAULT if an exception occurs before the terminator is copied. - * N if the buffer filled. - * - * Otherwise the length of the string is returned. - */ - - -#include -#include - - -/* Allow an exception for an insn; exit if we get one. */ -#define EX(x,y...) \ - 99: x,##y; \ - .section __ex_table,"a"; \ - .long 99b - .; \ - lda $31, $exception-99b($0); \ - .previous - - - .set noat - .set noreorder - .text - - .globl __strncpy_from_user - .ent __strncpy_from_user - .frame $30, 0, $26 - .prologue 0 - - .align 3 -$aligned: - /* On entry to this basic block: - t0 == the first destination word for masking back in - t1 == the first source word. */ - - /* Create the 1st output word and detect 0's in the 1st input word. */ - lda t2, -1 # e1 : build a mask against false zero - mskqh t2, a1, t2 # e0 : detection in the src word - mskqh t1, a1, t3 # e0 : - ornot t1, t2, t2 # .. e1 : - mskql t0, a1, t0 # e0 : assemble the first output word - cmpbge zero, t2, t8 # .. e1 : bits set iff null found - or t0, t3, t0 # e0 : - beq a2, $a_eoc # .. e1 : - bne t8, $a_eos # .. e1 : - - /* On entry to this basic block: - t0 == a source word not containing a null. */ - -$a_loop: - stq_u t0, 0(a0) # e0 : - addq a0, 8, a0 # .. e1 : - EX( ldq_u t0, 0(a1) ) # e0 : - addq a1, 8, a1 # .. e1 : - subq a2, 1, a2 # e0 : - cmpbge zero, t0, t8 # .. e1 (stall) - beq a2, $a_eoc # e1 : - beq t8, $a_loop # e1 : - - /* Take care of the final (partial) word store. At this point - the end-of-count bit is set in t8 iff it applies. - - On entry to this basic block we have: - t0 == the source word containing the null - t8 == the cmpbge mask that found it. */ - -$a_eos: - negq t8, t12 # e0 : find low bit set - and t8, t12, t12 # e1 (stall) - - /* For the sake of the cache, don't read a destination word - if we're not going to need it. */ - and t12, 0x80, t6 # e0 : - bne t6, 1f # .. e1 (zdb) - - /* We're doing a partial word store and so need to combine - our source and original destination words. */ - ldq_u t1, 0(a0) # e0 : - subq t12, 1, t6 # .. e1 : - or t12, t6, t8 # e0 : - unop # - zapnot t0, t8, t0 # e0 : clear src bytes > null - zap t1, t8, t1 # .. e1 : clear dst bytes <= null - or t0, t1, t0 # e1 : - -1: stq_u t0, 0(a0) - br $finish_up - - /* Add the end-of-count bit to the eos detection bitmask. */ -$a_eoc: - or t10, t8, t8 - br $a_eos - - /*** The Function Entry Point ***/ - .align 3 -__strncpy_from_user: - mov a0, v0 # save the string start - beq a2, $zerolength - - /* Are source and destination co-aligned? */ - xor a0, a1, t1 # e0 : - and a0, 7, t0 # .. e1 : find dest misalignment - and t1, 7, t1 # e0 : - addq a2, t0, a2 # .. e1 : bias count by dest misalignment - subq a2, 1, a2 # e0 : - and a2, 7, t2 # e1 : - srl a2, 3, a2 # e0 : a2 = loop counter = (count - 1)/8 - addq zero, 1, t10 # .. e1 : - sll t10, t2, t10 # e0 : t10 = bitmask of last count byte - bne t1, $unaligned # .. e1 : - - /* We are co-aligned; take care of a partial first word. */ - - EX( ldq_u t1, 0(a1) ) # e0 : load first src word - addq a1, 8, a1 # .. e1 : - - beq t0, $aligned # avoid loading dest word if not needed - ldq_u t0, 0(a0) # e0 : - br $aligned # .. e1 : - - -/* The source and destination are not co-aligned. Align the destination - and cope. We have to be very careful about not reading too much and - causing a SEGV. */ - - .align 3 -$u_head: - /* We know just enough now to be able to assemble the first - full source word. We can still find a zero at the end of it - that prevents us from outputting the whole thing. - - On entry to this basic block: - t0 == the first dest word, unmasked - t1 == the shifted low bits of the first source word - t6 == bytemask that is -1 in dest word bytes */ - - EX( ldq_u t2, 8(a1) ) # e0 : load second src word - addq a1, 8, a1 # .. e1 : - mskql t0, a0, t0 # e0 : mask trailing garbage in dst - extqh t2, a1, t4 # e0 : - or t1, t4, t1 # e1 : first aligned src word complete - mskqh t1, a0, t1 # e0 : mask leading garbage in src - or t0, t1, t0 # e0 : first output word complete - or t0, t6, t6 # e1 : mask original data for zero test - cmpbge zero, t6, t8 # e0 : - beq a2, $u_eocfin # .. e1 : - bne t8, $u_final # e1 : - - lda t6, -1 # e1 : mask out the bits we have - mskql t6, a1, t6 # e0 : already seen - stq_u t0, 0(a0) # e0 : store first output word - or t6, t2, t2 # .. e1 : - cmpbge zero, t2, t8 # e0 : find nulls in second partial - addq a0, 8, a0 # .. e1 : - subq a2, 1, a2 # e0 : - bne t8, $u_late_head_exit # .. e1 : - - /* Finally, we've got all the stupid leading edge cases taken care - of and we can set up to enter the main loop. */ - - extql t2, a1, t1 # e0 : position hi-bits of lo word - EX( ldq_u t2, 8(a1) ) # .. e1 : read next high-order source word - addq a1, 8, a1 # e0 : - cmpbge zero, t2, t8 # e1 (stall) - beq a2, $u_eoc # e1 : - bne t8, $u_eos # e1 : - - /* Unaligned copy main loop. In order to avoid reading too much, - the loop is structured to detect zeros in aligned source words. - This has, unfortunately, effectively pulled half of a loop - iteration out into the head and half into the tail, but it does - prevent nastiness from accumulating in the very thing we want - to run as fast as possible. - - On entry to this basic block: - t1 == the shifted high-order bits from the previous source word - t2 == the unshifted current source word - - We further know that t2 does not contain a null terminator. */ - - .align 3 -$u_loop: - extqh t2, a1, t0 # e0 : extract high bits for current word - addq a1, 8, a1 # .. e1 : - extql t2, a1, t3 # e0 : extract low bits for next time - addq a0, 8, a0 # .. e1 : - or t0, t1, t0 # e0 : current dst word now complete - EX( ldq_u t2, 0(a1) ) # .. e1 : load high word for next time - stq_u t0, -8(a0) # e0 : save the current word - mov t3, t1 # .. e1 : - subq a2, 1, a2 # e0 : - cmpbge zero, t2, t8 # .. e1 : test new word for eos - beq a2, $u_eoc # e1 : - beq t8, $u_loop # e1 : - - /* We've found a zero somewhere in the source word we just read. - If it resides in the lower half, we have one (probably partial) - word to write out, and if it resides in the upper half, we - have one full and one partial word left to write out. - - On entry to this basic block: - t1 == the shifted high-order bits from the previous source word - t2 == the unshifted current source word. */ -$u_eos: - extqh t2, a1, t0 # e0 : - or t0, t1, t0 # e1 : first (partial) source word complete - - cmpbge zero, t0, t8 # e0 : is the null in this first bit? - bne t8, $u_final # .. e1 (zdb) - - stq_u t0, 0(a0) # e0 : the null was in the high-order bits - addq a0, 8, a0 # .. e1 : - subq a2, 1, a2 # e1 : - -$u_late_head_exit: - extql t2, a1, t0 # .. e0 : - cmpbge zero, t0, t8 # e0 : - or t8, t10, t6 # e1 : - cmoveq a2, t6, t8 # e0 : - nop # .. e1 : - - /* Take care of a final (probably partial) result word. - On entry to this basic block: - t0 == assembled source word - t8 == cmpbge mask that found the null. */ -$u_final: - negq t8, t6 # e0 : isolate low bit set - and t6, t8, t12 # e1 : - - and t12, 0x80, t6 # e0 : avoid dest word load if we can - bne t6, 1f # .. e1 (zdb) - - ldq_u t1, 0(a0) # e0 : - subq t12, 1, t6 # .. e1 : - or t6, t12, t8 # e0 : - zapnot t0, t8, t0 # .. e1 : kill source bytes > null - zap t1, t8, t1 # e0 : kill dest bytes <= null - or t0, t1, t0 # e1 : - -1: stq_u t0, 0(a0) # e0 : - br $finish_up - -$u_eoc: # end-of-count - extqh t2, a1, t0 - or t0, t1, t0 - cmpbge zero, t0, t8 - -$u_eocfin: # end-of-count, final word - or t10, t8, t8 - br $u_final - - /* Unaligned copy entry point. */ - .align 3 -$unaligned: - - EX( ldq_u t1, 0(a1) ) # e0 : load first source word - - and a0, 7, t4 # .. e1 : find dest misalignment - and a1, 7, t5 # e0 : find src misalignment - - /* Conditionally load the first destination word and a bytemask - with 0xff indicating that the destination byte is sacrosanct. */ - - mov zero, t0 # .. e1 : - mov zero, t6 # e0 : - beq t4, 1f # .. e1 : - ldq_u t0, 0(a0) # e0 : - lda t6, -1 # .. e1 : - mskql t6, a0, t6 # e0 : -1: - subq a1, t4, a1 # .. e1 : sub dest misalignment from src addr - - /* If source misalignment is larger than dest misalignment, we need - extra startup checks to avoid SEGV. */ - - cmplt t4, t5, t12 # e1 : - extql t1, a1, t1 # .. e0 : shift src into place - lda t2, -1 # e0 : for creating masks later - beq t12, $u_head # e1 : - - mskqh t2, t5, t2 # e0 : begin src byte validity mask - cmpbge zero, t1, t8 # .. e1 : is there a zero? - extql t2, a1, t2 # e0 : - or t8, t10, t5 # .. e1 : test for end-of-count too - cmpbge zero, t2, t3 # e0 : - cmoveq a2, t5, t8 # .. e1 : - andnot t8, t3, t8 # e0 : - beq t8, $u_head # .. e1 (zdb) - - /* At this point we've found a zero in the first partial word of - the source. We need to isolate the valid source data and mask - it into the original destination data. (Incidentally, we know - that we'll need at least one byte of that original dest word.) */ - - ldq_u t0, 0(a0) # e0 : - negq t8, t6 # .. e1 : build bitmask of bytes <= zero - mskqh t1, t4, t1 # e0 : - and t6, t8, t12 # .. e1 : - subq t12, 1, t6 # e0 : - or t6, t12, t8 # e1 : - - zapnot t2, t8, t2 # e0 : prepare source word; mirror changes - zapnot t1, t8, t1 # .. e1 : to source validity mask - - andnot t0, t2, t0 # e0 : zero place for source to reside - or t0, t1, t0 # e1 : and put it there - stq_u t0, 0(a0) # e0 : - -$finish_up: - zapnot t0, t12, t4 # was last byte written null? - cmovne t4, 1, t4 - - and t12, 0xf0, t3 # binary search for the address of the - and t12, 0xcc, t2 # last byte written - and t12, 0xaa, t1 - bic a0, 7, t0 - cmovne t3, 4, t3 - cmovne t2, 2, t2 - cmovne t1, 1, t1 - addq t0, t3, t0 - addq t1, t2, t1 - addq t0, t1, t0 - addq t0, t4, t0 # add one if we filled the buffer - - subq t0, v0, v0 # find string length - ret - -$zerolength: - clr v0 -$exception: - ret - - .end __strncpy_from_user diff --git a/trunk/arch/alpha/mm/fault.c b/trunk/arch/alpha/mm/fault.c index 5eecab1a84ef..0c4132dd3507 100644 --- a/trunk/arch/alpha/mm/fault.c +++ b/trunk/arch/alpha/mm/fault.c @@ -89,6 +89,8 @@ do_page_fault(unsigned long address, unsigned long mmcsr, const struct exception_table_entry *fixup; int fault, si_code = SEGV_MAPERR; siginfo_t info; + unsigned int flags = (FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE | + (cause > 0 ? FAULT_FLAG_WRITE : 0)); /* As of EV6, a load into $31/$f31 is a prefetch, and never faults (or is suppressed by the PALcode). Support that for older CPUs @@ -114,6 +116,7 @@ do_page_fault(unsigned long address, unsigned long mmcsr, goto vmalloc_fault; #endif +retry: down_read(&mm->mmap_sem); vma = find_vma(mm, address); if (!vma) @@ -144,8 +147,11 @@ do_page_fault(unsigned long address, unsigned long mmcsr, /* If for any reason at all we couldn't handle the fault, make sure we exit gracefully rather than endlessly redo the fault. */ - fault = handle_mm_fault(mm, vma, address, cause > 0 ? FAULT_FLAG_WRITE : 0); - up_read(&mm->mmap_sem); + fault = handle_mm_fault(mm, vma, address, flags); + + if ((fault & VM_FAULT_RETRY) && fatal_signal_pending(current)) + return; + if (unlikely(fault & VM_FAULT_ERROR)) { if (fault & VM_FAULT_OOM) goto out_of_memory; @@ -153,10 +159,26 @@ do_page_fault(unsigned long address, unsigned long mmcsr, goto do_sigbus; BUG(); } - if (fault & VM_FAULT_MAJOR) - current->maj_flt++; - else - current->min_flt++; + + if (flags & FAULT_FLAG_ALLOW_RETRY) { + if (fault & VM_FAULT_MAJOR) + current->maj_flt++; + else + current->min_flt++; + if (fault & VM_FAULT_RETRY) { + flags &= ~FAULT_FLAG_ALLOW_RETRY; + + /* No need to up_read(&mm->mmap_sem) as we would + * have already released it in __lock_page_or_retry + * in mm/filemap.c. + */ + + goto retry; + } + } + + up_read(&mm->mmap_sem); + return; /* Something tried to access memory that isn't in our memory map. @@ -186,12 +208,14 @@ do_page_fault(unsigned long address, unsigned long mmcsr, /* We ran out of memory, or some other thing happened to us that made us unable to handle the page fault gracefully. */ out_of_memory: + up_read(&mm->mmap_sem); if (!user_mode(regs)) goto no_context; pagefault_out_of_memory(); return; do_sigbus: + up_read(&mm->mmap_sem); /* Send a sigbus, regardless of whether we were in kernel or user mode. */ info.si_signo = SIGBUS; diff --git a/trunk/arch/alpha/oprofile/common.c b/trunk/arch/alpha/oprofile/common.c index a0a5d27aa215..b8ce18f485d3 100644 --- a/trunk/arch/alpha/oprofile/common.c +++ b/trunk/arch/alpha/oprofile/common.c @@ -12,6 +12,7 @@ #include #include #include +#include #include "op_impl.h" diff --git a/trunk/arch/arm/Kconfig b/trunk/arch/arm/Kconfig index e91c7cdc6fe5..6d6e18fee9fe 100644 --- a/trunk/arch/arm/Kconfig +++ b/trunk/arch/arm/Kconfig @@ -38,7 +38,6 @@ config ARM select HARDIRQS_SW_RESEND select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW - select GENERIC_IRQ_PROBE select ARCH_WANT_IPC_PARSE_VERSION select HARDIRQS_SW_RESEND select CPU_PM if (SUSPEND || CPU_IDLE) @@ -126,11 +125,6 @@ config TRACE_IRQFLAGS_SUPPORT bool default y -config GENERIC_LOCKBREAK - bool - default y - depends on SMP && PREEMPT - config RWSEM_GENERIC_SPINLOCK bool default y diff --git a/trunk/arch/arm/include/asm/pgtable.h b/trunk/arch/arm/include/asm/pgtable.h index f66626d71e7d..41dc31f834c3 100644 --- a/trunk/arch/arm/include/asm/pgtable.h +++ b/trunk/arch/arm/include/asm/pgtable.h @@ -195,6 +195,18 @@ static inline pte_t *pmd_page_vaddr(pmd_t pmd) #define pte_clear(mm,addr,ptep) set_pte_ext(ptep, __pte(0), 0) +#define pte_none(pte) (!pte_val(pte)) +#define pte_present(pte) (pte_val(pte) & L_PTE_PRESENT) +#define pte_write(pte) (!(pte_val(pte) & L_PTE_RDONLY)) +#define pte_dirty(pte) (pte_val(pte) & L_PTE_DIRTY) +#define pte_young(pte) (pte_val(pte) & L_PTE_YOUNG) +#define pte_exec(pte) (!(pte_val(pte) & L_PTE_XN)) +#define pte_special(pte) (0) + +#define pte_present_user(pte) \ + ((pte_val(pte) & (L_PTE_PRESENT | L_PTE_USER)) == \ + (L_PTE_PRESENT | L_PTE_USER)) + #if __LINUX_ARM_ARCH__ < 6 static inline void __sync_icache_dcache(pte_t pteval) { @@ -206,25 +218,15 @@ extern void __sync_icache_dcache(pte_t pteval); static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pteval) { - if (addr >= TASK_SIZE) - set_pte_ext(ptep, pteval, 0); - else { + unsigned long ext = 0; + + if (addr < TASK_SIZE && pte_present_user(pteval)) { __sync_icache_dcache(pteval); - set_pte_ext(ptep, pteval, PTE_EXT_NG); + ext |= PTE_EXT_NG; } -} -#define pte_none(pte) (!pte_val(pte)) -#define pte_present(pte) (pte_val(pte) & L_PTE_PRESENT) -#define pte_write(pte) (!(pte_val(pte) & L_PTE_RDONLY)) -#define pte_dirty(pte) (pte_val(pte) & L_PTE_DIRTY) -#define pte_young(pte) (pte_val(pte) & L_PTE_YOUNG) -#define pte_exec(pte) (!(pte_val(pte) & L_PTE_XN)) -#define pte_special(pte) (0) - -#define pte_present_user(pte) \ - ((pte_val(pte) & (L_PTE_PRESENT | L_PTE_USER)) == \ - (L_PTE_PRESENT | L_PTE_USER)) + set_pte_ext(ptep, pteval, ext); +} #define PTE_BIT_FUNC(fn,op) \ static inline pte_t pte_##fn(pte_t pte) { pte_val(pte) op; return pte; } @@ -251,13 +253,13 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) * * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 - * <--------------- offset --------------------> <- type --> 0 0 0 + * <--------------- offset ----------------------> < type -> 0 0 0 * - * This gives us up to 63 swap files and 32GB per swap file. Note that + * This gives us up to 31 swap files and 64GB per swap file. Note that * the offset field is always non-zero. */ #define __SWP_TYPE_SHIFT 3 -#define __SWP_TYPE_BITS 6 +#define __SWP_TYPE_BITS 5 #define __SWP_TYPE_MASK ((1 << __SWP_TYPE_BITS) - 1) #define __SWP_OFFSET_SHIFT (__SWP_TYPE_BITS + __SWP_TYPE_SHIFT) diff --git a/trunk/arch/arm/include/asm/sched_clock.h b/trunk/arch/arm/include/asm/sched_clock.h index e3f757263438..05b8e82ec9f5 100644 --- a/trunk/arch/arm/include/asm/sched_clock.h +++ b/trunk/arch/arm/include/asm/sched_clock.h @@ -10,5 +10,7 @@ extern void sched_clock_postinit(void); extern void setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate); +extern void setup_sched_clock_needs_suspend(u32 (*read)(void), int bits, + unsigned long rate); #endif diff --git a/trunk/arch/arm/kernel/sched_clock.c b/trunk/arch/arm/kernel/sched_clock.c index 27d186abbc06..f4515393248d 100644 --- a/trunk/arch/arm/kernel/sched_clock.c +++ b/trunk/arch/arm/kernel/sched_clock.c @@ -21,6 +21,8 @@ struct clock_data { u32 epoch_cyc_copy; u32 mult; u32 shift; + bool suspended; + bool needs_suspend; }; static void sched_clock_poll(unsigned long wrap_ticks); @@ -49,6 +51,9 @@ static unsigned long long cyc_to_sched_clock(u32 cyc, u32 mask) u64 epoch_ns; u32 epoch_cyc; + if (cd.suspended) + return cd.epoch_ns; + /* * Load the epoch_cyc and epoch_ns atomically. We do this by * ensuring that we always write epoch_cyc, epoch_ns and @@ -98,6 +103,13 @@ static void sched_clock_poll(unsigned long wrap_ticks) update_sched_clock(); } +void __init setup_sched_clock_needs_suspend(u32 (*read)(void), int bits, + unsigned long rate) +{ + setup_sched_clock(read, bits, rate); + cd.needs_suspend = true; +} + void __init setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate) { unsigned long r, w; @@ -169,11 +181,23 @@ void __init sched_clock_postinit(void) static int sched_clock_suspend(void) { sched_clock_poll(sched_clock_timer.data); + if (cd.needs_suspend) + cd.suspended = true; return 0; } +static void sched_clock_resume(void) +{ + if (cd.needs_suspend) { + cd.epoch_cyc = read_sched_clock(); + cd.epoch_cyc_copy = cd.epoch_cyc; + cd.suspended = false; + } +} + static struct syscore_ops sched_clock_ops = { .suspend = sched_clock_suspend, + .resume = sched_clock_resume, }; static int __init sched_clock_syscore_init(void) diff --git a/trunk/arch/arm/kernel/topology.c b/trunk/arch/arm/kernel/topology.c index 198b08456e90..26c12c6440fc 100644 --- a/trunk/arch/arm/kernel/topology.c +++ b/trunk/arch/arm/kernel/topology.c @@ -321,7 +321,7 @@ void store_cpu_topology(unsigned int cpuid) * init_cpu_topology is called at boot when only one cpu is running * which prevent simultaneous write access to cpu_topology array */ -void init_cpu_topology(void) +void __init init_cpu_topology(void) { unsigned int cpu; diff --git a/trunk/arch/arm/lib/Makefile b/trunk/arch/arm/lib/Makefile index 2473fd1fd51c..af72969820b4 100644 --- a/trunk/arch/arm/lib/Makefile +++ b/trunk/arch/arm/lib/Makefile @@ -16,13 +16,30 @@ lib-y := backtrace.o changebit.o csumipv6.o csumpartial.o \ call_with_stack.o mmu-y := clear_user.o copy_page.o getuser.o putuser.o -mmu-y += copy_from_user.o copy_to_user.o + +# the code in uaccess.S is not preemption safe and +# probably faster on ARMv3 only +ifeq ($(CONFIG_PREEMPT),y) + mmu-y += copy_from_user.o copy_to_user.o +else +ifneq ($(CONFIG_CPU_32v3),y) + mmu-y += copy_from_user.o copy_to_user.o +else + mmu-y += uaccess.o +endif +endif # using lib_ here won't override already available weak symbols obj-$(CONFIG_UACCESS_WITH_MEMCPY) += uaccess_with_memcpy.o -lib-$(CONFIG_MMU) += $(mmu-y) -lib-y += io-readsw-armv4.o io-writesw-armv4.o +lib-$(CONFIG_MMU) += $(mmu-y) + +ifeq ($(CONFIG_CPU_32v3),y) + lib-y += io-readsw-armv3.o io-writesw-armv3.o +else + lib-y += io-readsw-armv4.o io-writesw-armv4.o +endif + lib-$(CONFIG_ARCH_RPC) += ecard.o io-acorn.o floppydma.o lib-$(CONFIG_ARCH_SHARK) += io-shark.o diff --git a/trunk/arch/arm/lib/io-readsw-armv3.S b/trunk/arch/arm/lib/io-readsw-armv3.S new file mode 100644 index 000000000000..88487c8c4f23 --- /dev/null +++ b/trunk/arch/arm/lib/io-readsw-armv3.S @@ -0,0 +1,106 @@ +/* + * linux/arch/arm/lib/io-readsw-armv3.S + * + * Copyright (C) 1995-2000 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include +#include + +.Linsw_bad_alignment: + adr r0, .Linsw_bad_align_msg + mov r2, lr + b panic +.Linsw_bad_align_msg: + .asciz "insw: bad buffer alignment (0x%p, lr=0x%08lX)\n" + .align + +.Linsw_align: tst r1, #1 + bne .Linsw_bad_alignment + + ldr r3, [r0] + strb r3, [r1], #1 + mov r3, r3, lsr #8 + strb r3, [r1], #1 + + subs r2, r2, #1 + moveq pc, lr + +ENTRY(__raw_readsw) + teq r2, #0 @ do we have to check for the zero len? + moveq pc, lr + tst r1, #3 + bne .Linsw_align + +.Linsw_aligned: mov ip, #0xff + orr ip, ip, ip, lsl #8 + stmfd sp!, {r4, r5, r6, lr} + + subs r2, r2, #8 + bmi .Lno_insw_8 + +.Linsw_8_lp: ldr r3, [r0] + and r3, r3, ip + ldr r4, [r0] + orr r3, r3, r4, lsl #16 + + ldr r4, [r0] + and r4, r4, ip + ldr r5, [r0] + orr r4, r4, r5, lsl #16 + + ldr r5, [r0] + and r5, r5, ip + ldr r6, [r0] + orr r5, r5, r6, lsl #16 + + ldr r6, [r0] + and r6, r6, ip + ldr lr, [r0] + orr r6, r6, lr, lsl #16 + + stmia r1!, {r3 - r6} + + subs r2, r2, #8 + bpl .Linsw_8_lp + + tst r2, #7 + ldmeqfd sp!, {r4, r5, r6, pc} + +.Lno_insw_8: tst r2, #4 + beq .Lno_insw_4 + + ldr r3, [r0] + and r3, r3, ip + ldr r4, [r0] + orr r3, r3, r4, lsl #16 + + ldr r4, [r0] + and r4, r4, ip + ldr r5, [r0] + orr r4, r4, r5, lsl #16 + + stmia r1!, {r3, r4} + +.Lno_insw_4: tst r2, #2 + beq .Lno_insw_2 + + ldr r3, [r0] + and r3, r3, ip + ldr r4, [r0] + orr r3, r3, r4, lsl #16 + + str r3, [r1], #4 + +.Lno_insw_2: tst r2, #1 + ldrne r3, [r0] + strneb r3, [r1], #1 + movne r3, r3, lsr #8 + strneb r3, [r1] + + ldmfd sp!, {r4, r5, r6, pc} + + diff --git a/trunk/arch/arm/lib/io-writesw-armv3.S b/trunk/arch/arm/lib/io-writesw-armv3.S new file mode 100644 index 000000000000..49b800419e32 --- /dev/null +++ b/trunk/arch/arm/lib/io-writesw-armv3.S @@ -0,0 +1,126 @@ +/* + * linux/arch/arm/lib/io-writesw-armv3.S + * + * Copyright (C) 1995-2000 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include +#include + +.Loutsw_bad_alignment: + adr r0, .Loutsw_bad_align_msg + mov r2, lr + b panic +.Loutsw_bad_align_msg: + .asciz "outsw: bad buffer alignment (0x%p, lr=0x%08lX)\n" + .align + +.Loutsw_align: tst r1, #1 + bne .Loutsw_bad_alignment + + add r1, r1, #2 + + ldr r3, [r1, #-4] + mov r3, r3, lsr #16 + orr r3, r3, r3, lsl #16 + str r3, [r0] + subs r2, r2, #1 + moveq pc, lr + +ENTRY(__raw_writesw) + teq r2, #0 @ do we have to check for the zero len? + moveq pc, lr + tst r1, #3 + bne .Loutsw_align + + stmfd sp!, {r4, r5, r6, lr} + + subs r2, r2, #8 + bmi .Lno_outsw_8 + +.Loutsw_8_lp: ldmia r1!, {r3, r4, r5, r6} + + mov ip, r3, lsl #16 + orr ip, ip, ip, lsr #16 + str ip, [r0] + + mov ip, r3, lsr #16 + orr ip, ip, ip, lsl #16 + str ip, [r0] + + mov ip, r4, lsl #16 + orr ip, ip, ip, lsr #16 + str ip, [r0] + + mov ip, r4, lsr #16 + orr ip, ip, ip, lsl #16 + str ip, [r0] + + mov ip, r5, lsl #16 + orr ip, ip, ip, lsr #16 + str ip, [r0] + + mov ip, r5, lsr #16 + orr ip, ip, ip, lsl #16 + str ip, [r0] + + mov ip, r6, lsl #16 + orr ip, ip, ip, lsr #16 + str ip, [r0] + + mov ip, r6, lsr #16 + orr ip, ip, ip, lsl #16 + str ip, [r0] + + subs r2, r2, #8 + bpl .Loutsw_8_lp + + tst r2, #7 + ldmeqfd sp!, {r4, r5, r6, pc} + +.Lno_outsw_8: tst r2, #4 + beq .Lno_outsw_4 + + ldmia r1!, {r3, r4} + + mov ip, r3, lsl #16 + orr ip, ip, ip, lsr #16 + str ip, [r0] + + mov ip, r3, lsr #16 + orr ip, ip, ip, lsl #16 + str ip, [r0] + + mov ip, r4, lsl #16 + orr ip, ip, ip, lsr #16 + str ip, [r0] + + mov ip, r4, lsr #16 + orr ip, ip, ip, lsl #16 + str ip, [r0] + +.Lno_outsw_4: tst r2, #2 + beq .Lno_outsw_2 + + ldr r3, [r1], #4 + + mov ip, r3, lsl #16 + orr ip, ip, ip, lsr #16 + str ip, [r0] + + mov ip, r3, lsr #16 + orr ip, ip, ip, lsl #16 + str ip, [r0] + +.Lno_outsw_2: tst r2, #1 + + ldrne r3, [r1] + + movne ip, r3, lsl #16 + orrne ip, ip, ip, lsr #16 + strne ip, [r0] + + ldmfd sp!, {r4, r5, r6, pc} diff --git a/trunk/arch/arm/lib/uaccess.S b/trunk/arch/arm/lib/uaccess.S new file mode 100644 index 000000000000..5c908b1cb8ed --- /dev/null +++ b/trunk/arch/arm/lib/uaccess.S @@ -0,0 +1,564 @@ +/* + * linux/arch/arm/lib/uaccess.S + * + * Copyright (C) 1995, 1996,1997,1998 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Routines to block copy data to/from user memory + * These are highly optimised both for the 4k page size + * and for various alignments. + */ +#include +#include +#include +#include + + .text + +#define PAGE_SHIFT 12 + +/* Prototype: int __copy_to_user(void *to, const char *from, size_t n) + * Purpose : copy a block to user memory from kernel memory + * Params : to - user memory + * : from - kernel memory + * : n - number of bytes to copy + * Returns : Number of bytes NOT copied. + */ + +.Lc2u_dest_not_aligned: + rsb ip, ip, #4 + cmp ip, #2 + ldrb r3, [r1], #1 +USER( TUSER( strb) r3, [r0], #1) @ May fault + ldrgeb r3, [r1], #1 +USER( TUSER( strgeb) r3, [r0], #1) @ May fault + ldrgtb r3, [r1], #1 +USER( TUSER( strgtb) r3, [r0], #1) @ May fault + sub r2, r2, ip + b .Lc2u_dest_aligned + +ENTRY(__copy_to_user) + stmfd sp!, {r2, r4 - r7, lr} + cmp r2, #4 + blt .Lc2u_not_enough + ands ip, r0, #3 + bne .Lc2u_dest_not_aligned +.Lc2u_dest_aligned: + + ands ip, r1, #3 + bne .Lc2u_src_not_aligned +/* + * Seeing as there has to be at least 8 bytes to copy, we can + * copy one word, and force a user-mode page fault... + */ + +.Lc2u_0fupi: subs r2, r2, #4 + addmi ip, r2, #4 + bmi .Lc2u_0nowords + ldr r3, [r1], #4 +USER( TUSER( str) r3, [r0], #4) @ May fault + mov ip, r0, lsl #32 - PAGE_SHIFT @ On each page, use a ld/st??t instruction + rsb ip, ip, #0 + movs ip, ip, lsr #32 - PAGE_SHIFT + beq .Lc2u_0fupi +/* + * ip = max no. of bytes to copy before needing another "strt" insn + */ + cmp r2, ip + movlt ip, r2 + sub r2, r2, ip + subs ip, ip, #32 + blt .Lc2u_0rem8lp + +.Lc2u_0cpy8lp: ldmia r1!, {r3 - r6} + stmia r0!, {r3 - r6} @ Shouldnt fault + ldmia r1!, {r3 - r6} + subs ip, ip, #32 + stmia r0!, {r3 - r6} @ Shouldnt fault + bpl .Lc2u_0cpy8lp + +.Lc2u_0rem8lp: cmn ip, #16 + ldmgeia r1!, {r3 - r6} + stmgeia r0!, {r3 - r6} @ Shouldnt fault + tst ip, #8 + ldmneia r1!, {r3 - r4} + stmneia r0!, {r3 - r4} @ Shouldnt fault + tst ip, #4 + ldrne r3, [r1], #4 + TUSER( strne) r3, [r0], #4 @ Shouldnt fault + ands ip, ip, #3 + beq .Lc2u_0fupi +.Lc2u_0nowords: teq ip, #0 + beq .Lc2u_finished +.Lc2u_nowords: cmp ip, #2 + ldrb r3, [r1], #1 +USER( TUSER( strb) r3, [r0], #1) @ May fault + ldrgeb r3, [r1], #1 +USER( TUSER( strgeb) r3, [r0], #1) @ May fault + ldrgtb r3, [r1], #1 +USER( TUSER( strgtb) r3, [r0], #1) @ May fault + b .Lc2u_finished + +.Lc2u_not_enough: + movs ip, r2 + bne .Lc2u_nowords +.Lc2u_finished: mov r0, #0 + ldmfd sp!, {r2, r4 - r7, pc} + +.Lc2u_src_not_aligned: + bic r1, r1, #3 + ldr r7, [r1], #4 + cmp ip, #2 + bgt .Lc2u_3fupi + beq .Lc2u_2fupi +.Lc2u_1fupi: subs r2, r2, #4 + addmi ip, r2, #4 + bmi .Lc2u_1nowords + mov r3, r7, pull #8 + ldr r7, [r1], #4 + orr r3, r3, r7, push #24 +USER( TUSER( str) r3, [r0], #4) @ May fault + mov ip, r0, lsl #32 - PAGE_SHIFT + rsb ip, ip, #0 + movs ip, ip, lsr #32 - PAGE_SHIFT + beq .Lc2u_1fupi + cmp r2, ip + movlt ip, r2 + sub r2, r2, ip + subs ip, ip, #16 + blt .Lc2u_1rem8lp + +.Lc2u_1cpy8lp: mov r3, r7, pull #8 + ldmia r1!, {r4 - r7} + subs ip, ip, #16 + orr r3, r3, r4, push #24 + mov r4, r4, pull #8 + orr r4, r4, r5, push #24 + mov r5, r5, pull #8 + orr r5, r5, r6, push #24 + mov r6, r6, pull #8 + orr r6, r6, r7, push #24 + stmia r0!, {r3 - r6} @ Shouldnt fault + bpl .Lc2u_1cpy8lp + +.Lc2u_1rem8lp: tst ip, #8 + movne r3, r7, pull #8 + ldmneia r1!, {r4, r7} + orrne r3, r3, r4, push #24 + movne r4, r4, pull #8 + orrne r4, r4, r7, push #24 + stmneia r0!, {r3 - r4} @ Shouldnt fault + tst ip, #4 + movne r3, r7, pull #8 + ldrne r7, [r1], #4 + orrne r3, r3, r7, push #24 + TUSER( strne) r3, [r0], #4 @ Shouldnt fault + ands ip, ip, #3 + beq .Lc2u_1fupi +.Lc2u_1nowords: mov r3, r7, get_byte_1 + teq ip, #0 + beq .Lc2u_finished + cmp ip, #2 +USER( TUSER( strb) r3, [r0], #1) @ May fault + movge r3, r7, get_byte_2 +USER( TUSER( strgeb) r3, [r0], #1) @ May fault + movgt r3, r7, get_byte_3 +USER( TUSER( strgtb) r3, [r0], #1) @ May fault + b .Lc2u_finished + +.Lc2u_2fupi: subs r2, r2, #4 + addmi ip, r2, #4 + bmi .Lc2u_2nowords + mov r3, r7, pull #16 + ldr r7, [r1], #4 + orr r3, r3, r7, push #16 +USER( TUSER( str) r3, [r0], #4) @ May fault + mov ip, r0, lsl #32 - PAGE_SHIFT + rsb ip, ip, #0 + movs ip, ip, lsr #32 - PAGE_SHIFT + beq .Lc2u_2fupi + cmp r2, ip + movlt ip, r2 + sub r2, r2, ip + subs ip, ip, #16 + blt .Lc2u_2rem8lp + +.Lc2u_2cpy8lp: mov r3, r7, pull #16 + ldmia r1!, {r4 - r7} + subs ip, ip, #16 + orr r3, r3, r4, push #16 + mov r4, r4, pull #16 + orr r4, r4, r5, push #16 + mov r5, r5, pull #16 + orr r5, r5, r6, push #16 + mov r6, r6, pull #16 + orr r6, r6, r7, push #16 + stmia r0!, {r3 - r6} @ Shouldnt fault + bpl .Lc2u_2cpy8lp + +.Lc2u_2rem8lp: tst ip, #8 + movne r3, r7, pull #16 + ldmneia r1!, {r4, r7} + orrne r3, r3, r4, push #16 + movne r4, r4, pull #16 + orrne r4, r4, r7, push #16 + stmneia r0!, {r3 - r4} @ Shouldnt fault + tst ip, #4 + movne r3, r7, pull #16 + ldrne r7, [r1], #4 + orrne r3, r3, r7, push #16 + TUSER( strne) r3, [r0], #4 @ Shouldnt fault + ands ip, ip, #3 + beq .Lc2u_2fupi +.Lc2u_2nowords: mov r3, r7, get_byte_2 + teq ip, #0 + beq .Lc2u_finished + cmp ip, #2 +USER( TUSER( strb) r3, [r0], #1) @ May fault + movge r3, r7, get_byte_3 +USER( TUSER( strgeb) r3, [r0], #1) @ May fault + ldrgtb r3, [r1], #0 +USER( TUSER( strgtb) r3, [r0], #1) @ May fault + b .Lc2u_finished + +.Lc2u_3fupi: subs r2, r2, #4 + addmi ip, r2, #4 + bmi .Lc2u_3nowords + mov r3, r7, pull #24 + ldr r7, [r1], #4 + orr r3, r3, r7, push #8 +USER( TUSER( str) r3, [r0], #4) @ May fault + mov ip, r0, lsl #32 - PAGE_SHIFT + rsb ip, ip, #0 + movs ip, ip, lsr #32 - PAGE_SHIFT + beq .Lc2u_3fupi + cmp r2, ip + movlt ip, r2 + sub r2, r2, ip + subs ip, ip, #16 + blt .Lc2u_3rem8lp + +.Lc2u_3cpy8lp: mov r3, r7, pull #24 + ldmia r1!, {r4 - r7} + subs ip, ip, #16 + orr r3, r3, r4, push #8 + mov r4, r4, pull #24 + orr r4, r4, r5, push #8 + mov r5, r5, pull #24 + orr r5, r5, r6, push #8 + mov r6, r6, pull #24 + orr r6, r6, r7, push #8 + stmia r0!, {r3 - r6} @ Shouldnt fault + bpl .Lc2u_3cpy8lp + +.Lc2u_3rem8lp: tst ip, #8 + movne r3, r7, pull #24 + ldmneia r1!, {r4, r7} + orrne r3, r3, r4, push #8 + movne r4, r4, pull #24 + orrne r4, r4, r7, push #8 + stmneia r0!, {r3 - r4} @ Shouldnt fault + tst ip, #4 + movne r3, r7, pull #24 + ldrne r7, [r1], #4 + orrne r3, r3, r7, push #8 + TUSER( strne) r3, [r0], #4 @ Shouldnt fault + ands ip, ip, #3 + beq .Lc2u_3fupi +.Lc2u_3nowords: mov r3, r7, get_byte_3 + teq ip, #0 + beq .Lc2u_finished + cmp ip, #2 +USER( TUSER( strb) r3, [r0], #1) @ May fault + ldrgeb r3, [r1], #1 +USER( TUSER( strgeb) r3, [r0], #1) @ May fault + ldrgtb r3, [r1], #0 +USER( TUSER( strgtb) r3, [r0], #1) @ May fault + b .Lc2u_finished +ENDPROC(__copy_to_user) + + .pushsection .fixup,"ax" + .align 0 +9001: ldmfd sp!, {r0, r4 - r7, pc} + .popsection + +/* Prototype: unsigned long __copy_from_user(void *to,const void *from,unsigned long n); + * Purpose : copy a block from user memory to kernel memory + * Params : to - kernel memory + * : from - user memory + * : n - number of bytes to copy + * Returns : Number of bytes NOT copied. + */ +.Lcfu_dest_not_aligned: + rsb ip, ip, #4 + cmp ip, #2 +USER( TUSER( ldrb) r3, [r1], #1) @ May fault + strb r3, [r0], #1 +USER( TUSER( ldrgeb) r3, [r1], #1) @ May fault + strgeb r3, [r0], #1 +USER( TUSER( ldrgtb) r3, [r1], #1) @ May fault + strgtb r3, [r0], #1 + sub r2, r2, ip + b .Lcfu_dest_aligned + +ENTRY(__copy_from_user) + stmfd sp!, {r0, r2, r4 - r7, lr} + cmp r2, #4 + blt .Lcfu_not_enough + ands ip, r0, #3 + bne .Lcfu_dest_not_aligned +.Lcfu_dest_aligned: + ands ip, r1, #3 + bne .Lcfu_src_not_aligned + +/* + * Seeing as there has to be at least 8 bytes to copy, we can + * copy one word, and force a user-mode page fault... + */ + +.Lcfu_0fupi: subs r2, r2, #4 + addmi ip, r2, #4 + bmi .Lcfu_0nowords +USER( TUSER( ldr) r3, [r1], #4) + str r3, [r0], #4 + mov ip, r1, lsl #32 - PAGE_SHIFT @ On each page, use a ld/st??t instruction + rsb ip, ip, #0 + movs ip, ip, lsr #32 - PAGE_SHIFT + beq .Lcfu_0fupi +/* + * ip = max no. of bytes to copy before needing another "strt" insn + */ + cmp r2, ip + movlt ip, r2 + sub r2, r2, ip + subs ip, ip, #32 + blt .Lcfu_0rem8lp + +.Lcfu_0cpy8lp: ldmia r1!, {r3 - r6} @ Shouldnt fault + stmia r0!, {r3 - r6} + ldmia r1!, {r3 - r6} @ Shouldnt fault + subs ip, ip, #32 + stmia r0!, {r3 - r6} + bpl .Lcfu_0cpy8lp + +.Lcfu_0rem8lp: cmn ip, #16 + ldmgeia r1!, {r3 - r6} @ Shouldnt fault + stmgeia r0!, {r3 - r6} + tst ip, #8 + ldmneia r1!, {r3 - r4} @ Shouldnt fault + stmneia r0!, {r3 - r4} + tst ip, #4 + TUSER( ldrne) r3, [r1], #4 @ Shouldnt fault + strne r3, [r0], #4 + ands ip, ip, #3 + beq .Lcfu_0fupi +.Lcfu_0nowords: teq ip, #0 + beq .Lcfu_finished +.Lcfu_nowords: cmp ip, #2 +USER( TUSER( ldrb) r3, [r1], #1) @ May fault + strb r3, [r0], #1 +USER( TUSER( ldrgeb) r3, [r1], #1) @ May fault + strgeb r3, [r0], #1 +USER( TUSER( ldrgtb) r3, [r1], #1) @ May fault + strgtb r3, [r0], #1 + b .Lcfu_finished + +.Lcfu_not_enough: + movs ip, r2 + bne .Lcfu_nowords +.Lcfu_finished: mov r0, #0 + add sp, sp, #8 + ldmfd sp!, {r4 - r7, pc} + +.Lcfu_src_not_aligned: + bic r1, r1, #3 +USER( TUSER( ldr) r7, [r1], #4) @ May fault + cmp ip, #2 + bgt .Lcfu_3fupi + beq .Lcfu_2fupi +.Lcfu_1fupi: subs r2, r2, #4 + addmi ip, r2, #4 + bmi .Lcfu_1nowords + mov r3, r7, pull #8 +USER( TUSER( ldr) r7, [r1], #4) @ May fault + orr r3, r3, r7, push #24 + str r3, [r0], #4 + mov ip, r1, lsl #32 - PAGE_SHIFT + rsb ip, ip, #0 + movs ip, ip, lsr #32 - PAGE_SHIFT + beq .Lcfu_1fupi + cmp r2, ip + movlt ip, r2 + sub r2, r2, ip + subs ip, ip, #16 + blt .Lcfu_1rem8lp + +.Lcfu_1cpy8lp: mov r3, r7, pull #8 + ldmia r1!, {r4 - r7} @ Shouldnt fault + subs ip, ip, #16 + orr r3, r3, r4, push #24 + mov r4, r4, pull #8 + orr r4, r4, r5, push #24 + mov r5, r5, pull #8 + orr r5, r5, r6, push #24 + mov r6, r6, pull #8 + orr r6, r6, r7, push #24 + stmia r0!, {r3 - r6} + bpl .Lcfu_1cpy8lp + +.Lcfu_1rem8lp: tst ip, #8 + movne r3, r7, pull #8 + ldmneia r1!, {r4, r7} @ Shouldnt fault + orrne r3, r3, r4, push #24 + movne r4, r4, pull #8 + orrne r4, r4, r7, push #24 + stmneia r0!, {r3 - r4} + tst ip, #4 + movne r3, r7, pull #8 +USER( TUSER( ldrne) r7, [r1], #4) @ May fault + orrne r3, r3, r7, push #24 + strne r3, [r0], #4 + ands ip, ip, #3 + beq .Lcfu_1fupi +.Lcfu_1nowords: mov r3, r7, get_byte_1 + teq ip, #0 + beq .Lcfu_finished + cmp ip, #2 + strb r3, [r0], #1 + movge r3, r7, get_byte_2 + strgeb r3, [r0], #1 + movgt r3, r7, get_byte_3 + strgtb r3, [r0], #1 + b .Lcfu_finished + +.Lcfu_2fupi: subs r2, r2, #4 + addmi ip, r2, #4 + bmi .Lcfu_2nowords + mov r3, r7, pull #16 +USER( TUSER( ldr) r7, [r1], #4) @ May fault + orr r3, r3, r7, push #16 + str r3, [r0], #4 + mov ip, r1, lsl #32 - PAGE_SHIFT + rsb ip, ip, #0 + movs ip, ip, lsr #32 - PAGE_SHIFT + beq .Lcfu_2fupi + cmp r2, ip + movlt ip, r2 + sub r2, r2, ip + subs ip, ip, #16 + blt .Lcfu_2rem8lp + + +.Lcfu_2cpy8lp: mov r3, r7, pull #16 + ldmia r1!, {r4 - r7} @ Shouldnt fault + subs ip, ip, #16 + orr r3, r3, r4, push #16 + mov r4, r4, pull #16 + orr r4, r4, r5, push #16 + mov r5, r5, pull #16 + orr r5, r5, r6, push #16 + mov r6, r6, pull #16 + orr r6, r6, r7, push #16 + stmia r0!, {r3 - r6} + bpl .Lcfu_2cpy8lp + +.Lcfu_2rem8lp: tst ip, #8 + movne r3, r7, pull #16 + ldmneia r1!, {r4, r7} @ Shouldnt fault + orrne r3, r3, r4, push #16 + movne r4, r4, pull #16 + orrne r4, r4, r7, push #16 + stmneia r0!, {r3 - r4} + tst ip, #4 + movne r3, r7, pull #16 +USER( TUSER( ldrne) r7, [r1], #4) @ May fault + orrne r3, r3, r7, push #16 + strne r3, [r0], #4 + ands ip, ip, #3 + beq .Lcfu_2fupi +.Lcfu_2nowords: mov r3, r7, get_byte_2 + teq ip, #0 + beq .Lcfu_finished + cmp ip, #2 + strb r3, [r0], #1 + movge r3, r7, get_byte_3 + strgeb r3, [r0], #1 +USER( TUSER( ldrgtb) r3, [r1], #0) @ May fault + strgtb r3, [r0], #1 + b .Lcfu_finished + +.Lcfu_3fupi: subs r2, r2, #4 + addmi ip, r2, #4 + bmi .Lcfu_3nowords + mov r3, r7, pull #24 +USER( TUSER( ldr) r7, [r1], #4) @ May fault + orr r3, r3, r7, push #8 + str r3, [r0], #4 + mov ip, r1, lsl #32 - PAGE_SHIFT + rsb ip, ip, #0 + movs ip, ip, lsr #32 - PAGE_SHIFT + beq .Lcfu_3fupi + cmp r2, ip + movlt ip, r2 + sub r2, r2, ip + subs ip, ip, #16 + blt .Lcfu_3rem8lp + +.Lcfu_3cpy8lp: mov r3, r7, pull #24 + ldmia r1!, {r4 - r7} @ Shouldnt fault + orr r3, r3, r4, push #8 + mov r4, r4, pull #24 + orr r4, r4, r5, push #8 + mov r5, r5, pull #24 + orr r5, r5, r6, push #8 + mov r6, r6, pull #24 + orr r6, r6, r7, push #8 + stmia r0!, {r3 - r6} + subs ip, ip, #16 + bpl .Lcfu_3cpy8lp + +.Lcfu_3rem8lp: tst ip, #8 + movne r3, r7, pull #24 + ldmneia r1!, {r4, r7} @ Shouldnt fault + orrne r3, r3, r4, push #8 + movne r4, r4, pull #24 + orrne r4, r4, r7, push #8 + stmneia r0!, {r3 - r4} + tst ip, #4 + movne r3, r7, pull #24 +USER( TUSER( ldrne) r7, [r1], #4) @ May fault + orrne r3, r3, r7, push #8 + strne r3, [r0], #4 + ands ip, ip, #3 + beq .Lcfu_3fupi +.Lcfu_3nowords: mov r3, r7, get_byte_3 + teq ip, #0 + beq .Lcfu_finished + cmp ip, #2 + strb r3, [r0], #1 +USER( TUSER( ldrgeb) r3, [r1], #1) @ May fault + strgeb r3, [r0], #1 +USER( TUSER( ldrgtb) r3, [r1], #1) @ May fault + strgtb r3, [r0], #1 + b .Lcfu_finished +ENDPROC(__copy_from_user) + + .pushsection .fixup,"ax" + .align 0 + /* + * We took an exception. r0 contains a pointer to + * the byte not copied. + */ +9001: ldr r2, [sp], #4 @ void *to + sub r2, r0, r2 @ bytes copied + ldr r1, [sp], #4 @ unsigned long count + subs r4, r1, r2 @ bytes left to copy + movne r1, r4 + blne __memzero + mov r0, r4 + ldmfd sp!, {r4 - r7, pc} + .popsection + diff --git a/trunk/arch/arm/mach-vt8500/bv07.c b/trunk/arch/arm/mach-vt8500/bv07.c index f9fbeb2d10e9..6fd9d609ebaa 100644 --- a/trunk/arch/arm/mach-vt8500/bv07.c +++ b/trunk/arch/arm/mach-vt8500/bv07.c @@ -33,6 +33,7 @@ static struct platform_device *devices[] __initdata = { &vt8500_device_uart0, &vt8500_device_lcdc, &vt8500_device_ehci, + &vt8500_device_uhci, &vt8500_device_ge_rops, &vt8500_device_pwm, &vt8500_device_pwmbl, diff --git a/trunk/arch/arm/mach-vt8500/devices-vt8500.c b/trunk/arch/arm/mach-vt8500/devices-vt8500.c index 19519aeecf37..def7fe393a2c 100644 --- a/trunk/arch/arm/mach-vt8500/devices-vt8500.c +++ b/trunk/arch/arm/mach-vt8500/devices-vt8500.c @@ -48,6 +48,11 @@ void __init vt8500_set_resources(void) tmp[1] = wmt_irq_res(IRQ_EHCI); wmt_res_add(&vt8500_device_ehci, tmp, 2); + /* vt8500 uses a single IRQ for both EHCI and UHCI controllers */ + tmp[0] = wmt_mmio_res(VT8500_UHCI_BASE, SZ_512); + tmp[1] = wmt_irq_res(IRQ_EHCI); + wmt_res_add(&vt8500_device_uhci, tmp, 2); + tmp[0] = wmt_mmio_res(VT8500_GEGEA_BASE, SZ_256); wmt_res_add(&vt8500_device_ge_rops, tmp, 1); diff --git a/trunk/arch/arm/mach-vt8500/devices-wm8505.c b/trunk/arch/arm/mach-vt8500/devices-wm8505.c index db4594e029f4..c810454178dc 100644 --- a/trunk/arch/arm/mach-vt8500/devices-wm8505.c +++ b/trunk/arch/arm/mach-vt8500/devices-wm8505.c @@ -55,6 +55,10 @@ void __init wm8505_set_resources(void) tmp[1] = wmt_irq_res(IRQ_EHCI); wmt_res_add(&vt8500_device_ehci, tmp, 2); + tmp[0] = wmt_mmio_res(WM8505_UHCI_BASE, SZ_512); + tmp[1] = wmt_irq_res(IRQ_UHCI); + wmt_res_add(&vt8500_device_uhci, tmp, 2); + tmp[0] = wmt_mmio_res(WM8505_GEGEA_BASE, SZ_256); wmt_res_add(&vt8500_device_ge_rops, tmp, 1); diff --git a/trunk/arch/arm/mach-vt8500/devices.c b/trunk/arch/arm/mach-vt8500/devices.c index 1fcdc36b358d..46ff82dad544 100644 --- a/trunk/arch/arm/mach-vt8500/devices.c +++ b/trunk/arch/arm/mach-vt8500/devices.c @@ -204,6 +204,17 @@ struct platform_device vt8500_device_ehci = { }, }; +static u64 uhci_dma_mask = DMA_BIT_MASK(32); + +struct platform_device vt8500_device_uhci = { + .name = "platform-uhci", + .id = 0, + .dev = { + .dma_mask = &uhci_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + struct platform_device vt8500_device_ge_rops = { .name = "wmt_ge_rops", .id = -1, diff --git a/trunk/arch/arm/mach-vt8500/devices.h b/trunk/arch/arm/mach-vt8500/devices.h index 188d4e17f35c..0e6d9f904c77 100644 --- a/trunk/arch/arm/mach-vt8500/devices.h +++ b/trunk/arch/arm/mach-vt8500/devices.h @@ -81,6 +81,7 @@ extern struct platform_device vt8500_device_uart5; extern struct platform_device vt8500_device_lcdc; extern struct platform_device vt8500_device_wm8505_fb; extern struct platform_device vt8500_device_ehci; +extern struct platform_device vt8500_device_uhci; extern struct platform_device vt8500_device_ge_rops; extern struct platform_device vt8500_device_pwm; extern struct platform_device vt8500_device_pwmbl; diff --git a/trunk/arch/arm/mach-vt8500/wm8505_7in.c b/trunk/arch/arm/mach-vt8500/wm8505_7in.c index db19886caf7c..4804e2a45574 100644 --- a/trunk/arch/arm/mach-vt8500/wm8505_7in.c +++ b/trunk/arch/arm/mach-vt8500/wm8505_7in.c @@ -32,6 +32,7 @@ static void __iomem *pmc_hiber; static struct platform_device *devices[] __initdata = { &vt8500_device_uart0, &vt8500_device_ehci, + &vt8500_device_uhci, &vt8500_device_wm8505_fb, &vt8500_device_ge_rops, &vt8500_device_pwm, diff --git a/trunk/arch/arm/mm/flush.c b/trunk/arch/arm/mm/flush.c index 77458548e031..40ca11ed6e5f 100644 --- a/trunk/arch/arm/mm/flush.c +++ b/trunk/arch/arm/mm/flush.c @@ -231,8 +231,6 @@ void __sync_icache_dcache(pte_t pteval) struct page *page; struct address_space *mapping; - if (!pte_present_user(pteval)) - return; if (cache_is_vipt_nonaliasing() && !pte_exec(pteval)) /* only flush non-aliasing VIPT caches for exec mappings */ return; diff --git a/trunk/arch/arm/mm/tlb-v7.S b/trunk/arch/arm/mm/tlb-v7.S index c2021139cb56..ea94765acf9a 100644 --- a/trunk/arch/arm/mm/tlb-v7.S +++ b/trunk/arch/arm/mm/tlb-v7.S @@ -38,10 +38,10 @@ ENTRY(v7wbi_flush_user_tlb_range) dsb mov r0, r0, lsr #PAGE_SHIFT @ align address mov r1, r1, lsr #PAGE_SHIFT -#ifdef CONFIG_ARM_ERRATA_720789 - mov r3, #0 -#else asid r3, r3 @ mask ASID +#ifdef CONFIG_ARM_ERRATA_720789 + ALT_SMP(W(mov) r3, #0 ) + ALT_UP(W(nop) ) #endif orr r0, r3, r0, lsl #PAGE_SHIFT @ Create initial MVA mov r1, r1, lsl #PAGE_SHIFT diff --git a/trunk/arch/arm/vfp/vfpmodule.c b/trunk/arch/arm/vfp/vfpmodule.c index fb849d044bde..c834b32af275 100644 --- a/trunk/arch/arm/vfp/vfpmodule.c +++ b/trunk/arch/arm/vfp/vfpmodule.c @@ -719,8 +719,10 @@ static int __init vfp_init(void) if ((fmrx(MVFR1) & 0x000fff00) == 0x00011100) elf_hwcap |= HWCAP_NEON; #endif +#ifdef CONFIG_VFPv3 if ((fmrx(MVFR1) & 0xf0000000) == 0x10000000) elf_hwcap |= HWCAP_VFPv4; +#endif } } return 0; diff --git a/trunk/arch/c6x/Kconfig b/trunk/arch/c6x/Kconfig index 052f81a76239..983c859e40b7 100644 --- a/trunk/arch/c6x/Kconfig +++ b/trunk/arch/c6x/Kconfig @@ -6,6 +6,7 @@ config C6X def_bool y select CLKDEV_LOOKUP + select GENERIC_ATOMIC64 select GENERIC_IRQ_SHOW select HAVE_ARCH_TRACEHOOK select HAVE_DMA_API_DEBUG diff --git a/trunk/arch/c6x/include/asm/cache.h b/trunk/arch/c6x/include/asm/cache.h index 6d521d96d941..09c5a0f5f4d1 100644 --- a/trunk/arch/c6x/include/asm/cache.h +++ b/trunk/arch/c6x/include/asm/cache.h @@ -1,7 +1,7 @@ /* * Port on Texas Instruments TMS320C6x architecture * - * Copyright (C) 2005, 2006, 2009, 2010 Texas Instruments Incorporated + * Copyright (C) 2005, 2006, 2009, 2010, 2012 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * This program is free software; you can redistribute it and/or modify @@ -16,9 +16,14 @@ /* * Cache line size */ -#define L1D_CACHE_BYTES 64 -#define L1P_CACHE_BYTES 32 -#define L2_CACHE_BYTES 128 +#define L1D_CACHE_SHIFT 6 +#define L1D_CACHE_BYTES (1 << L1D_CACHE_SHIFT) + +#define L1P_CACHE_SHIFT 5 +#define L1P_CACHE_BYTES (1 << L1P_CACHE_SHIFT) + +#define L2_CACHE_SHIFT 7 +#define L2_CACHE_BYTES (1 << L2_CACHE_SHIFT) /* * L2 used as cache @@ -29,7 +34,8 @@ * For practical reasons the L1_CACHE_BYTES defines should not be smaller than * the L2 line size */ -#define L1_CACHE_BYTES L2_CACHE_BYTES +#define L1_CACHE_SHIFT L2_CACHE_SHIFT +#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) #define L2_CACHE_ALIGN_LOW(x) \ (((x) & ~(L2_CACHE_BYTES - 1))) diff --git a/trunk/arch/ia64/configs/generic_defconfig b/trunk/arch/ia64/configs/generic_defconfig index 954d81e2e837..7913695b2fcb 100644 --- a/trunk/arch/ia64/configs/generic_defconfig +++ b/trunk/arch/ia64/configs/generic_defconfig @@ -234,5 +234,4 @@ CONFIG_CRYPTO_PCBC=m CONFIG_CRYPTO_MD5=y # CONFIG_CRYPTO_ANSI_CPRNG is not set CONFIG_CRC_T10DIF=y -CONFIG_MISC_DEVICES=y CONFIG_INTEL_IOMMU=y diff --git a/trunk/arch/ia64/configs/gensparse_defconfig b/trunk/arch/ia64/configs/gensparse_defconfig index 91c41ecfa6d9..f8e913365423 100644 --- a/trunk/arch/ia64/configs/gensparse_defconfig +++ b/trunk/arch/ia64/configs/gensparse_defconfig @@ -209,4 +209,3 @@ CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_MUTEXES=y CONFIG_CRYPTO_MD5=y -CONFIG_MISC_DEVICES=y diff --git a/trunk/arch/m68k/Kconfig b/trunk/arch/m68k/Kconfig index 4a469907f04a..b22df9410dce 100644 --- a/trunk/arch/m68k/Kconfig +++ b/trunk/arch/m68k/Kconfig @@ -5,6 +5,7 @@ config M68K select HAVE_AOUT if MMU select HAVE_GENERIC_HARDIRQS select GENERIC_IRQ_SHOW + select GENERIC_ATOMIC64 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.cpu b/trunk/arch/m68k/Kconfig.cpu index 82068349a2bb..c4eb79edecec 100644 --- a/trunk/arch/m68k/Kconfig.cpu +++ b/trunk/arch/m68k/Kconfig.cpu @@ -28,6 +28,7 @@ config COLDFIRE select CPU_HAS_NO_BITFIELDS select CPU_HAS_NO_MULDIV64 select GENERIC_CSUM + select HAVE_CLK endchoice @@ -58,7 +59,6 @@ config MCPU32 config M68020 bool "68020 support" depends on MMU - select GENERIC_ATOMIC64 select CPU_HAS_ADDRESS_SPACES help If you anticipate running this kernel on a computer with a MC68020 @@ -69,7 +69,6 @@ config M68020 config M68030 bool "68030 support" depends on MMU && !MMU_SUN3 - select GENERIC_ATOMIC64 select CPU_HAS_ADDRESS_SPACES help If you anticipate running this kernel on a computer with a MC68030 @@ -79,7 +78,6 @@ config M68030 config M68040 bool "68040 support" depends on MMU && !MMU_SUN3 - select GENERIC_ATOMIC64 select CPU_HAS_ADDRESS_SPACES help If you anticipate running this kernel on a computer with a MC68LC040 @@ -90,7 +88,6 @@ config M68040 config M68060 bool "68060 support" depends on MMU && !MMU_SUN3 - select GENERIC_ATOMIC64 select CPU_HAS_ADDRESS_SPACES help If you anticipate running this kernel on a computer with a MC68060 diff --git a/trunk/arch/x86/Makefile b/trunk/arch/x86/Makefile index b0c5276861ec..682e9c210baa 100644 --- a/trunk/arch/x86/Makefile +++ b/trunk/arch/x86/Makefile @@ -27,6 +27,10 @@ ifeq ($(CONFIG_X86_32),y) KBUILD_CFLAGS += -msoft-float -mregparm=3 -freg-struct-return + # Never want PIC in a 32-bit kernel, prevent breakage with GCC built + # with nonstandard options + KBUILD_CFLAGS += -fno-pic + # prevent gcc from keeping the stack 16 byte aligned KBUILD_CFLAGS += $(call cc-option,-mpreferred-stack-boundary=2) diff --git a/trunk/arch/x86/boot/Makefile b/trunk/arch/x86/boot/Makefile index 5a747dd884db..f7535bedc33f 100644 --- a/trunk/arch/x86/boot/Makefile +++ b/trunk/arch/x86/boot/Makefile @@ -57,7 +57,7 @@ KBUILD_CFLAGS := $(LINUXINCLUDE) -g -Os -D_SETUP -D__KERNEL__ \ -Wall -Wstrict-prototypes \ -march=i386 -mregparm=3 \ -include $(srctree)/$(src)/code16gcc.h \ - -fno-strict-aliasing -fomit-frame-pointer \ + -fno-strict-aliasing -fomit-frame-pointer -fno-pic \ $(call cc-option, -ffreestanding) \ $(call cc-option, -fno-toplevel-reorder,\ $(call cc-option, -fno-unit-at-a-time)) \ diff --git a/trunk/arch/x86/kernel/apic/io_apic.c b/trunk/arch/x86/kernel/apic/io_apic.c index a6c64aaddf9a..c265593ec2cd 100644 --- a/trunk/arch/x86/kernel/apic/io_apic.c +++ b/trunk/arch/x86/kernel/apic/io_apic.c @@ -1356,6 +1356,16 @@ static void setup_ioapic_irq(unsigned int irq, struct irq_cfg *cfg, if (!IO_APIC_IRQ(irq)) return; + /* + * For legacy irqs, cfg->domain starts with cpu 0. Now that IO-APIC + * can handle this irq and the apic driver is finialized at this point, + * update the cfg->domain. + */ + if (irq < legacy_pic->nr_legacy_irqs && + cpumask_equal(cfg->domain, cpumask_of(0))) + apic->vector_allocation_domain(0, cfg->domain, + apic->target_cpus()); + if (assign_irq_vector(irq, cfg, apic->target_cpus())) return; diff --git a/trunk/arch/x86/kernel/cpu/common.c b/trunk/arch/x86/kernel/cpu/common.c index 46d8786d655e..a5fbc3c5fccc 100644 --- a/trunk/arch/x86/kernel/cpu/common.c +++ b/trunk/arch/x86/kernel/cpu/common.c @@ -144,6 +144,8 @@ static int __init x86_xsave_setup(char *s) { setup_clear_cpu_cap(X86_FEATURE_XSAVE); setup_clear_cpu_cap(X86_FEATURE_XSAVEOPT); + setup_clear_cpu_cap(X86_FEATURE_AVX); + setup_clear_cpu_cap(X86_FEATURE_AVX2); return 1; } __setup("noxsave", x86_xsave_setup); diff --git a/trunk/arch/x86/kernel/cpu/perf_event_intel.c b/trunk/arch/x86/kernel/cpu/perf_event_intel.c index 382366977d4c..7f2739e03e79 100644 --- a/trunk/arch/x86/kernel/cpu/perf_event_intel.c +++ b/trunk/arch/x86/kernel/cpu/perf_event_intel.c @@ -1522,8 +1522,16 @@ static struct perf_guest_switch_msr *intel_guest_get_msrs(int *nr) arr[0].msr = MSR_CORE_PERF_GLOBAL_CTRL; arr[0].host = x86_pmu.intel_ctrl & ~cpuc->intel_ctrl_guest_mask; arr[0].guest = x86_pmu.intel_ctrl & ~cpuc->intel_ctrl_host_mask; + /* + * If PMU counter has PEBS enabled it is not enough to disable counter + * on a guest entry since PEBS memory write can overshoot guest entry + * and corrupt guest memory. Disabling PEBS solves the problem. + */ + arr[1].msr = MSR_IA32_PEBS_ENABLE; + arr[1].host = cpuc->pebs_enabled; + arr[1].guest = 0; - *nr = 1; + *nr = 2; return arr; } diff --git a/trunk/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/trunk/arch/x86/kernel/cpu/perf_event_intel_uncore.c index 7563fda9f033..0a5571080e74 100644 --- a/trunk/arch/x86/kernel/cpu/perf_event_intel_uncore.c +++ b/trunk/arch/x86/kernel/cpu/perf_event_intel_uncore.c @@ -796,7 +796,6 @@ static struct intel_uncore_type *nhm_msr_uncores[] = { DEFINE_UNCORE_FORMAT_ATTR(event5, event, "config:1-5"); DEFINE_UNCORE_FORMAT_ATTR(counter, counter, "config:6-7"); -DEFINE_UNCORE_FORMAT_ATTR(mm_cfg, mm_cfg, "config:63"); DEFINE_UNCORE_FORMAT_ATTR(match, match, "config1:0-63"); DEFINE_UNCORE_FORMAT_ATTR(mask, mask, "config2:0-63"); @@ -902,16 +901,21 @@ static struct attribute_group nhmex_uncore_cbox_format_group = { .attrs = nhmex_uncore_cbox_formats_attr, }; +/* msr offset for each instance of cbox */ +static unsigned nhmex_cbox_msr_offsets[] = { + 0x0, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 0x240, 0x2c0, +}; + static struct intel_uncore_type nhmex_uncore_cbox = { .name = "cbox", .num_counters = 6, - .num_boxes = 8, + .num_boxes = 10, .perf_ctr_bits = 48, .event_ctl = NHMEX_C0_MSR_PMON_EV_SEL0, .perf_ctr = NHMEX_C0_MSR_PMON_CTR0, .event_mask = NHMEX_PMON_RAW_EVENT_MASK, .box_ctl = NHMEX_C0_MSR_PMON_GLOBAL_CTL, - .msr_offset = NHMEX_C_MSR_OFFSET, + .msr_offsets = nhmex_cbox_msr_offsets, .pair_ctr_ctl = 1, .ops = &nhmex_uncore_ops, .format_group = &nhmex_uncore_cbox_format_group @@ -1032,24 +1036,22 @@ static struct intel_uncore_type nhmex_uncore_bbox = { static int nhmex_sbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) { - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - if (event->attr.config & NHMEX_S_PMON_MM_CFG_EN) { - reg1->config = event->attr.config1; - reg2->config = event->attr.config2; - } else { - reg1->config = ~0ULL; - reg2->config = ~0ULL; - } + /* only TO_R_PROG_EV event uses the match/mask register */ + if ((hwc->config & NHMEX_PMON_CTL_EV_SEL_MASK) != + NHMEX_S_EVENT_TO_R_PROG_EV) + return 0; if (box->pmu->pmu_idx == 0) reg1->reg = NHMEX_S0_MSR_MM_CFG; else reg1->reg = NHMEX_S1_MSR_MM_CFG; - reg1->idx = 0; - + reg1->config = event->attr.config1; + reg2->config = event->attr.config2; return 0; } @@ -1059,8 +1061,8 @@ static void nhmex_sbox_msr_enable_event(struct intel_uncore_box *box, struct per struct hw_perf_event_extra *reg1 = &hwc->extra_reg; struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - wrmsrl(reg1->reg, 0); - if (reg1->config != ~0ULL || reg2->config != ~0ULL) { + if (reg1->idx != EXTRA_REG_NONE) { + wrmsrl(reg1->reg, 0); wrmsrl(reg1->reg + 1, reg1->config); wrmsrl(reg1->reg + 2, reg2->config); wrmsrl(reg1->reg, NHMEX_S_PMON_MM_CFG_EN); @@ -1074,7 +1076,6 @@ static struct attribute *nhmex_uncore_sbox_formats_attr[] = { &format_attr_edge.attr, &format_attr_inv.attr, &format_attr_thresh8.attr, - &format_attr_mm_cfg.attr, &format_attr_match.attr, &format_attr_mask.attr, NULL, @@ -1142,6 +1143,9 @@ static struct extra_reg nhmex_uncore_mbox_extra_regs[] = { EVENT_EXTRA_END }; +/* Nehalem-EX or Westmere-EX ? */ +bool uncore_nhmex; + static bool nhmex_mbox_get_shared_reg(struct intel_uncore_box *box, int idx, u64 config) { struct intel_uncore_extra_reg *er; @@ -1171,18 +1175,29 @@ static bool nhmex_mbox_get_shared_reg(struct intel_uncore_box *box, int idx, u64 return false; /* mask of the shared fields */ - mask = NHMEX_M_PMON_ZDP_CTL_FVC_MASK; + if (uncore_nhmex) + mask = NHMEX_M_PMON_ZDP_CTL_FVC_MASK; + else + mask = WSMEX_M_PMON_ZDP_CTL_FVC_MASK; er = &box->shared_regs[EXTRA_REG_NHMEX_M_ZDP_CTL_FVC]; raw_spin_lock_irqsave(&er->lock, flags); /* add mask of the non-shared field if it's in use */ - if (__BITS_VALUE(atomic_read(&er->ref), idx, 8)) - mask |= NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + if (__BITS_VALUE(atomic_read(&er->ref), idx, 8)) { + if (uncore_nhmex) + mask |= NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + else + mask |= WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + } if (!atomic_read(&er->ref) || !((er->config ^ config) & mask)) { atomic_add(1 << (idx * 8), &er->ref); - mask = NHMEX_M_PMON_ZDP_CTL_FVC_MASK | - NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + if (uncore_nhmex) + mask = NHMEX_M_PMON_ZDP_CTL_FVC_MASK | + NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + else + mask = WSMEX_M_PMON_ZDP_CTL_FVC_MASK | + WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); er->config &= ~mask; er->config |= (config & mask); ret = true; @@ -1216,7 +1231,10 @@ u64 nhmex_mbox_alter_er(struct perf_event *event, int new_idx, bool modify) /* get the non-shared control bits and shift them */ idx = orig_idx - EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; - config &= NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + if (uncore_nhmex) + config &= NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + else + config &= WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); if (new_idx > orig_idx) { idx = new_idx - orig_idx; config <<= 3 * idx; @@ -1226,6 +1244,10 @@ u64 nhmex_mbox_alter_er(struct perf_event *event, int new_idx, bool modify) } /* add the shared control bits back */ + if (uncore_nhmex) + config |= NHMEX_M_PMON_ZDP_CTL_FVC_MASK & reg1->config; + else + config |= WSMEX_M_PMON_ZDP_CTL_FVC_MASK & reg1->config; config |= NHMEX_M_PMON_ZDP_CTL_FVC_MASK & reg1->config; if (modify) { /* adjust the main event selector */ @@ -1264,7 +1286,8 @@ nhmex_mbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event } /* for the match/mask registers */ - if ((uncore_box_is_fake(box) || !reg2->alloc) && + if (reg2->idx != EXTRA_REG_NONE && + (uncore_box_is_fake(box) || !reg2->alloc) && !nhmex_mbox_get_shared_reg(box, reg2->idx, reg2->config)) goto fail; @@ -1278,7 +1301,8 @@ nhmex_mbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event if (idx[0] != 0xff && idx[0] != __BITS_VALUE(reg1->idx, 0, 8)) nhmex_mbox_alter_er(event, idx[0], true); reg1->alloc |= alloc; - reg2->alloc = 1; + if (reg2->idx != EXTRA_REG_NONE) + reg2->alloc = 1; } return NULL; fail: @@ -1342,9 +1366,6 @@ static int nhmex_mbox_hw_config(struct intel_uncore_box *box, struct perf_event struct extra_reg *er; unsigned msr; int reg_idx = 0; - - if (WARN_ON_ONCE(reg1->idx != -1)) - return -EINVAL; /* * The mbox events may require 2 extra MSRs at the most. But only * the lower 32 bits in these MSRs are significant, so we can use @@ -1355,11 +1376,6 @@ static int nhmex_mbox_hw_config(struct intel_uncore_box *box, struct perf_event continue; if (event->attr.config1 & ~er->valid_mask) return -EINVAL; - if (er->idx == __BITS_VALUE(reg1->idx, 0, 8) || - er->idx == __BITS_VALUE(reg1->idx, 1, 8)) - continue; - if (WARN_ON_ONCE(reg_idx >= 2)) - return -EINVAL; msr = er->msr + type->msr_offset * box->pmu->pmu_idx; if (WARN_ON_ONCE(msr >= 0xffff || er->idx >= 0xff)) @@ -1368,6 +1384,8 @@ static int nhmex_mbox_hw_config(struct intel_uncore_box *box, struct perf_event /* always use the 32~63 bits to pass the PLD config */ if (er->idx == EXTRA_REG_NHMEX_M_PLD) reg_idx = 1; + else if (WARN_ON_ONCE(reg_idx > 0)) + return -EINVAL; reg1->idx &= ~(0xff << (reg_idx * 8)); reg1->reg &= ~(0xffff << (reg_idx * 16)); @@ -1376,17 +1394,21 @@ static int nhmex_mbox_hw_config(struct intel_uncore_box *box, struct perf_event reg1->config = event->attr.config1; reg_idx++; } - /* use config2 to pass the filter config */ - reg2->idx = EXTRA_REG_NHMEX_M_FILTER; - if (event->attr.config2 & NHMEX_M_PMON_MM_CFG_EN) - reg2->config = event->attr.config2; - else - reg2->config = ~0ULL; - if (box->pmu->pmu_idx == 0) - reg2->reg = NHMEX_M0_MSR_PMU_MM_CFG; - else - reg2->reg = NHMEX_M1_MSR_PMU_MM_CFG; - + /* + * The mbox only provides ability to perform address matching + * for the PLD events. + */ + if (reg_idx == 2) { + reg2->idx = EXTRA_REG_NHMEX_M_FILTER; + if (event->attr.config2 & NHMEX_M_PMON_MM_CFG_EN) + reg2->config = event->attr.config2; + else + reg2->config = ~0ULL; + if (box->pmu->pmu_idx == 0) + reg2->reg = NHMEX_M0_MSR_PMU_MM_CFG; + else + reg2->reg = NHMEX_M1_MSR_PMU_MM_CFG; + } return 0; } @@ -1422,34 +1444,36 @@ static void nhmex_mbox_msr_enable_event(struct intel_uncore_box *box, struct per wrmsrl(__BITS_VALUE(reg1->reg, 1, 16), nhmex_mbox_shared_reg_config(box, idx)); - wrmsrl(reg2->reg, 0); - if (reg2->config != ~0ULL) { - wrmsrl(reg2->reg + 1, - reg2->config & NHMEX_M_PMON_ADDR_MATCH_MASK); - wrmsrl(reg2->reg + 2, NHMEX_M_PMON_ADDR_MASK_MASK & - (reg2->config >> NHMEX_M_PMON_ADDR_MASK_SHIFT)); - wrmsrl(reg2->reg, NHMEX_M_PMON_MM_CFG_EN); + if (reg2->idx != EXTRA_REG_NONE) { + wrmsrl(reg2->reg, 0); + if (reg2->config != ~0ULL) { + wrmsrl(reg2->reg + 1, + reg2->config & NHMEX_M_PMON_ADDR_MATCH_MASK); + wrmsrl(reg2->reg + 2, NHMEX_M_PMON_ADDR_MASK_MASK & + (reg2->config >> NHMEX_M_PMON_ADDR_MASK_SHIFT)); + wrmsrl(reg2->reg, NHMEX_M_PMON_MM_CFG_EN); + } } wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT0); } -DEFINE_UNCORE_FORMAT_ATTR(count_mode, count_mode, "config:2-3"); -DEFINE_UNCORE_FORMAT_ATTR(storage_mode, storage_mode, "config:4-5"); -DEFINE_UNCORE_FORMAT_ATTR(wrap_mode, wrap_mode, "config:6"); -DEFINE_UNCORE_FORMAT_ATTR(flag_mode, flag_mode, "config:7"); -DEFINE_UNCORE_FORMAT_ATTR(inc_sel, inc_sel, "config:9-13"); -DEFINE_UNCORE_FORMAT_ATTR(set_flag_sel, set_flag_sel, "config:19-21"); -DEFINE_UNCORE_FORMAT_ATTR(filter_cfg, filter_cfg, "config2:63"); -DEFINE_UNCORE_FORMAT_ATTR(filter_match, filter_match, "config2:0-33"); -DEFINE_UNCORE_FORMAT_ATTR(filter_mask, filter_mask, "config2:34-61"); -DEFINE_UNCORE_FORMAT_ATTR(dsp, dsp, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(thr, thr, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(fvc, fvc, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(pgt, pgt, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(map, map, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(iss, iss, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(pld, pld, "config1:32-63"); +DEFINE_UNCORE_FORMAT_ATTR(count_mode, count_mode, "config:2-3"); +DEFINE_UNCORE_FORMAT_ATTR(storage_mode, storage_mode, "config:4-5"); +DEFINE_UNCORE_FORMAT_ATTR(wrap_mode, wrap_mode, "config:6"); +DEFINE_UNCORE_FORMAT_ATTR(flag_mode, flag_mode, "config:7"); +DEFINE_UNCORE_FORMAT_ATTR(inc_sel, inc_sel, "config:9-13"); +DEFINE_UNCORE_FORMAT_ATTR(set_flag_sel, set_flag_sel, "config:19-21"); +DEFINE_UNCORE_FORMAT_ATTR(filter_cfg_en, filter_cfg_en, "config2:63"); +DEFINE_UNCORE_FORMAT_ATTR(filter_match, filter_match, "config2:0-33"); +DEFINE_UNCORE_FORMAT_ATTR(filter_mask, filter_mask, "config2:34-61"); +DEFINE_UNCORE_FORMAT_ATTR(dsp, dsp, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(thr, thr, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(fvc, fvc, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(pgt, pgt, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(map, map, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(iss, iss, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(pld, pld, "config1:32-63"); static struct attribute *nhmex_uncore_mbox_formats_attr[] = { &format_attr_count_mode.attr, @@ -1458,7 +1482,7 @@ static struct attribute *nhmex_uncore_mbox_formats_attr[] = { &format_attr_flag_mode.attr, &format_attr_inc_sel.attr, &format_attr_set_flag_sel.attr, - &format_attr_filter_cfg.attr, + &format_attr_filter_cfg_en.attr, &format_attr_filter_match.attr, &format_attr_filter_mask.attr, &format_attr_dsp.attr, @@ -1482,6 +1506,12 @@ static struct uncore_event_desc nhmex_uncore_mbox_events[] = { { /* end: all zeroes */ }, }; +static struct uncore_event_desc wsmex_uncore_mbox_events[] = { + INTEL_UNCORE_EVENT_DESC(bbox_cmds_read, "inc_sel=0xd,fvc=0x5000"), + INTEL_UNCORE_EVENT_DESC(bbox_cmds_write, "inc_sel=0xd,fvc=0x5040"), + { /* end: all zeroes */ }, +}; + static struct intel_uncore_ops nhmex_uncore_mbox_ops = { NHMEX_UNCORE_OPS_COMMON_INIT(), .enable_event = nhmex_mbox_msr_enable_event, @@ -1513,7 +1543,7 @@ void nhmex_rbox_alter_er(struct intel_uncore_box *box, struct perf_event *event) struct hw_perf_event_extra *reg1 = &hwc->extra_reg; int port; - /* adjust the main event selector */ + /* adjust the main event selector and extra register index */ if (reg1->idx % 2) { reg1->idx--; hwc->config -= 1 << NHMEX_R_PMON_CTL_EV_SEL_SHIFT; @@ -1522,29 +1552,17 @@ void nhmex_rbox_alter_er(struct intel_uncore_box *box, struct perf_event *event) hwc->config += 1 << NHMEX_R_PMON_CTL_EV_SEL_SHIFT; } - /* adjust address or config of extra register */ + /* adjust extra register config */ port = reg1->idx / 6 + box->pmu->pmu_idx * 4; switch (reg1->idx % 6) { - case 0: - reg1->reg = NHMEX_R_MSR_PORTN_IPERF_CFG0(port); - break; - case 1: - reg1->reg = NHMEX_R_MSR_PORTN_IPERF_CFG1(port); - break; case 2: - /* the 8~15 bits to the 0~7 bits */ + /* shift the 8~15 bits to the 0~7 bits */ reg1->config >>= 8; break; case 3: - /* the 0~7 bits to the 8~15 bits */ + /* shift the 0~7 bits to the 8~15 bits */ reg1->config <<= 8; break; - case 4: - reg1->reg = NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(port); - break; - case 5: - reg1->reg = NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(port); - break; }; } @@ -1671,7 +1689,7 @@ static int nhmex_rbox_hw_config(struct intel_uncore_box *box, struct perf_event struct hw_perf_event *hwc = &event->hw; struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; - int port, idx; + int idx; idx = (event->hw.config & NHMEX_R_PMON_CTL_EV_SEL_MASK) >> NHMEX_R_PMON_CTL_EV_SEL_SHIFT; @@ -1681,27 +1699,11 @@ static int nhmex_rbox_hw_config(struct intel_uncore_box *box, struct perf_event reg1->idx = idx; reg1->config = event->attr.config1; - port = idx / 6 + box->pmu->pmu_idx * 4; - idx %= 6; - switch (idx) { - case 0: - reg1->reg = NHMEX_R_MSR_PORTN_IPERF_CFG0(port); - break; - case 1: - reg1->reg = NHMEX_R_MSR_PORTN_IPERF_CFG1(port); - break; - case 2: - case 3: - reg1->reg = NHMEX_R_MSR_PORTN_QLX_CFG(port); - break; + switch (idx % 6) { case 4: case 5: - if (idx == 4) - reg1->reg = NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(port); - else - reg1->reg = NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(port); - reg2->config = event->attr.config2; hwc->config |= event->attr.config & (~0ULL << 32); + reg2->config = event->attr.config2; break; }; return 0; @@ -1727,28 +1729,34 @@ static void nhmex_rbox_msr_enable_event(struct intel_uncore_box *box, struct per struct hw_perf_event *hwc = &event->hw; struct hw_perf_event_extra *reg1 = &hwc->extra_reg; struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - int idx, er_idx; + int idx, port; - idx = reg1->idx % 6; - er_idx = idx; - if (er_idx > 2) - er_idx--; - er_idx += (reg1->idx / 6) * 5; + idx = reg1->idx; + port = idx / 6 + box->pmu->pmu_idx * 4; - switch (idx) { + switch (idx % 6) { case 0: + wrmsrl(NHMEX_R_MSR_PORTN_IPERF_CFG0(port), reg1->config); + break; case 1: - wrmsrl(reg1->reg, reg1->config); + wrmsrl(NHMEX_R_MSR_PORTN_IPERF_CFG1(port), reg1->config); break; case 2: case 3: - wrmsrl(reg1->reg, nhmex_rbox_shared_reg_config(box, er_idx)); + wrmsrl(NHMEX_R_MSR_PORTN_QLX_CFG(port), + nhmex_rbox_shared_reg_config(box, 2 + (idx / 6) * 5)); break; case 4: + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(port), + hwc->config >> 32); + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET1_MATCH(port), reg1->config); + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET1_MASK(port), reg2->config); + break; case 5: - wrmsrl(reg1->reg, reg1->config); - wrmsrl(reg1->reg + 1, hwc->config >> 32); - wrmsrl(reg1->reg + 2, reg2->config); + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(port), + hwc->config >> 32); + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET2_MATCH(port), reg1->config); + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET2_MASK(port), reg2->config); break; }; @@ -1756,8 +1764,8 @@ static void nhmex_rbox_msr_enable_event(struct intel_uncore_box *box, struct per (hwc->config & NHMEX_R_PMON_CTL_EV_SEL_MASK)); } -DEFINE_UNCORE_FORMAT_ATTR(xbr_match, xbr_match, "config:32-63"); -DEFINE_UNCORE_FORMAT_ATTR(xbr_mm_cfg, xbr_mm_cfg, "config1:0-63"); +DEFINE_UNCORE_FORMAT_ATTR(xbr_mm_cfg, xbr_mm_cfg, "config:32-63"); +DEFINE_UNCORE_FORMAT_ATTR(xbr_match, xbr_match, "config1:0-63"); DEFINE_UNCORE_FORMAT_ATTR(xbr_mask, xbr_mask, "config2:0-63"); DEFINE_UNCORE_FORMAT_ATTR(qlx_cfg, qlx_cfg, "config1:0-15"); DEFINE_UNCORE_FORMAT_ATTR(iperf_cfg, iperf_cfg, "config1:0-31"); @@ -2303,6 +2311,7 @@ int uncore_pmu_event_init(struct perf_event *event) event->hw.idx = -1; event->hw.last_tag = ~0ULL; event->hw.extra_reg.idx = EXTRA_REG_NONE; + event->hw.branch_reg.idx = EXTRA_REG_NONE; if (event->attr.config == UNCORE_FIXED_EVENT) { /* no fixed counter */ @@ -2373,7 +2382,7 @@ static void __init uncore_type_exit(struct intel_uncore_type *type) type->attr_groups[1] = NULL; } -static void uncore_types_exit(struct intel_uncore_type **types) +static void __init uncore_types_exit(struct intel_uncore_type **types) { int i; for (i = 0; types[i]; i++) @@ -2814,7 +2823,13 @@ static int __init uncore_cpu_init(void) snbep_uncore_cbox.num_boxes = max_cores; msr_uncores = snbep_msr_uncores; break; - case 46: + case 46: /* Nehalem-EX */ + uncore_nhmex = true; + case 47: /* Westmere-EX aka. Xeon E7 */ + if (!uncore_nhmex) + nhmex_uncore_mbox.event_descs = wsmex_uncore_mbox_events; + if (nhmex_uncore_cbox.num_boxes > max_cores) + nhmex_uncore_cbox.num_boxes = max_cores; msr_uncores = nhmex_msr_uncores; break; default: diff --git a/trunk/arch/x86/kernel/cpu/perf_event_intel_uncore.h b/trunk/arch/x86/kernel/cpu/perf_event_intel_uncore.h index c9e5dc56630a..5b81c1856aac 100644 --- a/trunk/arch/x86/kernel/cpu/perf_event_intel_uncore.h +++ b/trunk/arch/x86/kernel/cpu/perf_event_intel_uncore.h @@ -230,6 +230,7 @@ #define NHMEX_S1_MSR_MASK 0xe5a #define NHMEX_S_PMON_MM_CFG_EN (0x1ULL << 63) +#define NHMEX_S_EVENT_TO_R_PROG_EV 0 /* NHM-EX Mbox */ #define NHMEX_M0_MSR_GLOBAL_CTL 0xca0 @@ -275,18 +276,12 @@ NHMEX_M_PMON_CTL_INC_SEL_MASK | \ NHMEX_M_PMON_CTL_SET_FLAG_SEL_MASK) - -#define NHMEX_M_PMON_ZDP_CTL_FVC_FVID_MASK 0x1f -#define NHMEX_M_PMON_ZDP_CTL_FVC_BCMD_MASK (0x7 << 5) -#define NHMEX_M_PMON_ZDP_CTL_FVC_RSP_MASK (0x7 << 8) -#define NHMEX_M_PMON_ZDP_CTL_FVC_PBOX_INIT_ERR (1 << 23) -#define NHMEX_M_PMON_ZDP_CTL_FVC_MASK \ - (NHMEX_M_PMON_ZDP_CTL_FVC_FVID_MASK | \ - NHMEX_M_PMON_ZDP_CTL_FVC_BCMD_MASK | \ - NHMEX_M_PMON_ZDP_CTL_FVC_RSP_MASK | \ - NHMEX_M_PMON_ZDP_CTL_FVC_PBOX_INIT_ERR) +#define NHMEX_M_PMON_ZDP_CTL_FVC_MASK (((1 << 11) - 1) | (1 << 23)) #define NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(n) (0x7 << (11 + 3 * (n))) +#define WSMEX_M_PMON_ZDP_CTL_FVC_MASK (((1 << 12) - 1) | (1 << 24)) +#define WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(n) (0x7 << (12 + 3 * (n))) + /* * use the 9~13 bits to select event If the 7th bit is not set, * otherwise use the 19~21 bits to select event. @@ -368,6 +363,7 @@ struct intel_uncore_type { unsigned num_shared_regs:8; unsigned single_fixed:1; unsigned pair_ctr_ctl:1; + unsigned *msr_offsets; struct event_constraint unconstrainted; struct event_constraint *constraints; struct intel_uncore_pmu *pmus; @@ -485,29 +481,31 @@ unsigned uncore_pci_perf_ctr(struct intel_uncore_box *box, int idx) return idx * 8 + box->pmu->type->perf_ctr; } -static inline -unsigned uncore_msr_box_ctl(struct intel_uncore_box *box) +static inline unsigned uncore_msr_box_offset(struct intel_uncore_box *box) +{ + struct intel_uncore_pmu *pmu = box->pmu; + return pmu->type->msr_offsets ? + pmu->type->msr_offsets[pmu->pmu_idx] : + pmu->type->msr_offset * pmu->pmu_idx; +} + +static inline unsigned uncore_msr_box_ctl(struct intel_uncore_box *box) { if (!box->pmu->type->box_ctl) return 0; - return box->pmu->type->box_ctl + - box->pmu->type->msr_offset * box->pmu->pmu_idx; + return box->pmu->type->box_ctl + uncore_msr_box_offset(box); } -static inline -unsigned uncore_msr_fixed_ctl(struct intel_uncore_box *box) +static inline unsigned uncore_msr_fixed_ctl(struct intel_uncore_box *box) { if (!box->pmu->type->fixed_ctl) return 0; - return box->pmu->type->fixed_ctl + - box->pmu->type->msr_offset * box->pmu->pmu_idx; + return box->pmu->type->fixed_ctl + uncore_msr_box_offset(box); } -static inline -unsigned uncore_msr_fixed_ctr(struct intel_uncore_box *box) +static inline unsigned uncore_msr_fixed_ctr(struct intel_uncore_box *box) { - return box->pmu->type->fixed_ctr + - box->pmu->type->msr_offset * box->pmu->pmu_idx; + return box->pmu->type->fixed_ctr + uncore_msr_box_offset(box); } static inline @@ -515,7 +513,7 @@ unsigned uncore_msr_event_ctl(struct intel_uncore_box *box, int idx) { return box->pmu->type->event_ctl + (box->pmu->type->pair_ctr_ctl ? 2 * idx : idx) + - box->pmu->type->msr_offset * box->pmu->pmu_idx; + uncore_msr_box_offset(box); } static inline @@ -523,7 +521,7 @@ unsigned uncore_msr_perf_ctr(struct intel_uncore_box *box, int idx) { return box->pmu->type->perf_ctr + (box->pmu->type->pair_ctr_ctl ? 2 * idx : idx) + - box->pmu->type->msr_offset * box->pmu->pmu_idx; + uncore_msr_box_offset(box); } static inline diff --git a/trunk/arch/x86/mm/hugetlbpage.c b/trunk/arch/x86/mm/hugetlbpage.c index f6679a7fb8ca..b91e48512425 100644 --- a/trunk/arch/x86/mm/hugetlbpage.c +++ b/trunk/arch/x86/mm/hugetlbpage.c @@ -56,9 +56,16 @@ static int vma_shareable(struct vm_area_struct *vma, unsigned long addr) } /* - * search for a shareable pmd page for hugetlb. + * Search for a shareable pmd page for hugetlb. In any case calls pmd_alloc() + * and returns the corresponding pte. While this is not necessary for the + * !shared pmd case because we can allocate the pmd later as well, it makes the + * code much cleaner. pmd allocation is essential for the shared case because + * pud has to be populated inside the same i_mmap_mutex section - otherwise + * racing tasks could either miss the sharing (see huge_pte_offset) or select a + * bad pmd for sharing. */ -static void huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud) +static pte_t * +huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud) { struct vm_area_struct *vma = find_vma(mm, addr); struct address_space *mapping = vma->vm_file->f_mapping; @@ -68,9 +75,10 @@ static void huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud) struct vm_area_struct *svma; unsigned long saddr; pte_t *spte = NULL; + pte_t *pte; if (!vma_shareable(vma, addr)) - return; + return (pte_t *)pmd_alloc(mm, pud, addr); mutex_lock(&mapping->i_mmap_mutex); vma_prio_tree_foreach(svma, &iter, &mapping->i_mmap, idx, idx) { @@ -97,7 +105,9 @@ static void huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud) put_page(virt_to_page(spte)); spin_unlock(&mm->page_table_lock); out: + pte = (pte_t *)pmd_alloc(mm, pud, addr); mutex_unlock(&mapping->i_mmap_mutex); + return pte; } /* @@ -142,8 +152,9 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, } else { BUG_ON(sz != PMD_SIZE); if (pud_none(*pud)) - huge_pmd_share(mm, addr, pud); - pte = (pte_t *) pmd_alloc(mm, pud, addr); + pte = huge_pmd_share(mm, addr, pud); + else + pte = (pte_t *)pmd_alloc(mm, pud, addr); } } BUG_ON(pte && !pte_none(*pte) && !pte_huge(*pte)); diff --git a/trunk/arch/x86/mm/pageattr.c b/trunk/arch/x86/mm/pageattr.c index 931930a96160..a718e0d23503 100644 --- a/trunk/arch/x86/mm/pageattr.c +++ b/trunk/arch/x86/mm/pageattr.c @@ -919,13 +919,11 @@ static int change_page_attr_set_clr(unsigned long *addr, int numpages, /* * On success we use clflush, when the CPU supports it to - * avoid the wbindv. If the CPU does not support it, in the - * error case, and during early boot (for EFI) we fall back - * to cpa_flush_all (which uses wbinvd): + * avoid the wbindv. If the CPU does not support it and in the + * error case we fall back to cpa_flush_all (which uses + * wbindv): */ - if (early_boot_irqs_disabled) - __cpa_flush_all((void *)(long)cache); - else if (!ret && cpu_has_clflush) { + if (!ret && cpu_has_clflush) { if (cpa.flags & (CPA_PAGES_ARRAY | CPA_ARRAY)) { cpa_flush_array(addr, numpages, cache, cpa.flags, pages); diff --git a/trunk/arch/x86/platform/efi/efi.c b/trunk/arch/x86/platform/efi/efi.c index 2dc29f51e75a..92660edaa1e7 100644 --- a/trunk/arch/x86/platform/efi/efi.c +++ b/trunk/arch/x86/platform/efi/efi.c @@ -234,7 +234,22 @@ static efi_status_t __init phys_efi_set_virtual_address_map( return status; } -static int efi_set_rtc_mmss(unsigned long nowtime) +static efi_status_t __init phys_efi_get_time(efi_time_t *tm, + efi_time_cap_t *tc) +{ + unsigned long flags; + efi_status_t status; + + spin_lock_irqsave(&rtc_lock, flags); + efi_call_phys_prelog(); + status = efi_call_phys2(efi_phys.get_time, virt_to_phys(tm), + virt_to_phys(tc)); + efi_call_phys_epilog(); + spin_unlock_irqrestore(&rtc_lock, flags); + return status; +} + +int efi_set_rtc_mmss(unsigned long nowtime) { int real_seconds, real_minutes; efi_status_t status; @@ -263,7 +278,7 @@ static int efi_set_rtc_mmss(unsigned long nowtime) return 0; } -static unsigned long efi_get_time(void) +unsigned long efi_get_time(void) { efi_status_t status; efi_time_t eft; @@ -606,13 +621,18 @@ static int __init efi_runtime_init(void) } /* * We will only need *early* access to the following - * EFI runtime service before set_virtual_address_map + * two EFI runtime services before set_virtual_address_map * is invoked. */ + efi_phys.get_time = (efi_get_time_t *)runtime->get_time; efi_phys.set_virtual_address_map = (efi_set_virtual_address_map_t *) runtime->set_virtual_address_map; - + /* + * Make efi_get_time can be called before entering + * virtual mode. + */ + efi.get_time = phys_efi_get_time; early_iounmap(runtime, sizeof(efi_runtime_services_t)); return 0; @@ -700,10 +720,12 @@ void __init efi_init(void) efi_enabled = 0; return; } +#ifdef CONFIG_X86_32 if (efi_native) { x86_platform.get_wallclock = efi_get_time; x86_platform.set_wallclock = efi_set_rtc_mmss; } +#endif #if EFI_DEBUG print_efi_memmap(); diff --git a/trunk/arch/x86/realmode/rm/Makefile b/trunk/arch/x86/realmode/rm/Makefile index b2d534cab25f..88692871823f 100644 --- a/trunk/arch/x86/realmode/rm/Makefile +++ b/trunk/arch/x86/realmode/rm/Makefile @@ -72,7 +72,7 @@ KBUILD_CFLAGS := $(LINUXINCLUDE) -m32 -g -Os -D_SETUP -D__KERNEL__ -D_WAKEUP \ -Wall -Wstrict-prototypes \ -march=i386 -mregparm=3 \ -include $(srctree)/$(src)/../../boot/code16gcc.h \ - -fno-strict-aliasing -fomit-frame-pointer \ + -fno-strict-aliasing -fomit-frame-pointer -fno-pic \ $(call cc-option, -ffreestanding) \ $(call cc-option, -fno-toplevel-reorder,\ $(call cc-option, -fno-unit-at-a-time)) \ diff --git a/trunk/arch/x86/syscalls/syscall_64.tbl b/trunk/arch/x86/syscalls/syscall_64.tbl index 29aed7ac2c02..a582bfed95bb 100644 --- a/trunk/arch/x86/syscalls/syscall_64.tbl +++ b/trunk/arch/x86/syscalls/syscall_64.tbl @@ -60,8 +60,8 @@ 51 common getsockname sys_getsockname 52 common getpeername sys_getpeername 53 common socketpair sys_socketpair -54 common setsockopt sys_setsockopt -55 common getsockopt sys_getsockopt +54 64 setsockopt sys_setsockopt +55 64 getsockopt sys_getsockopt 56 common clone stub_clone 57 common fork stub_fork 58 common vfork stub_vfork @@ -353,3 +353,5 @@ 538 x32 sendmmsg compat_sys_sendmmsg 539 x32 process_vm_readv compat_sys_process_vm_readv 540 x32 process_vm_writev compat_sys_process_vm_writev +541 x32 setsockopt compat_sys_setsockopt +542 x32 getsockopt compat_sys_getsockopt diff --git a/trunk/drivers/acpi/acpica/tbxface.c b/trunk/drivers/acpi/acpica/tbxface.c index ea4c6d52605a..29e51bc01383 100644 --- a/trunk/drivers/acpi/acpica/tbxface.c +++ b/trunk/drivers/acpi/acpica/tbxface.c @@ -387,6 +387,7 @@ acpi_get_table_with_size(char *signature, return (AE_NOT_FOUND); } +ACPI_EXPORT_SYMBOL(acpi_get_table_with_size) acpi_status acpi_get_table(char *signature, diff --git a/trunk/drivers/base/core.c b/trunk/drivers/base/core.c index f338037a4f3d..5e6e00bc1652 100644 --- a/trunk/drivers/base/core.c +++ b/trunk/drivers/base/core.c @@ -1865,6 +1865,7 @@ int __dev_printk(const char *level, const struct device *dev, struct va_format *vaf) { char dict[128]; + const char *level_extra = ""; size_t dictlen = 0; const char *subsys; @@ -1911,10 +1912,14 @@ int __dev_printk(const char *level, const struct device *dev, "DEVICE=+%s:%s", subsys, dev_name(dev)); } skip: + if (level[2]) + level_extra = &level[2]; /* skip past KERN_SOH "L" */ + return printk_emit(0, level[1] - '0', dictlen ? dict : NULL, dictlen, - "%s %s: %pV", - dev_driver_string(dev), dev_name(dev), vaf); + "%s %s: %s%pV", + dev_driver_string(dev), dev_name(dev), + level_extra, vaf); } EXPORT_SYMBOL(__dev_printk); diff --git a/trunk/drivers/base/power/runtime.c b/trunk/drivers/base/power/runtime.c index 59894873a3b3..7d9c1cb1c39a 100644 --- a/trunk/drivers/base/power/runtime.c +++ b/trunk/drivers/base/power/runtime.c @@ -147,6 +147,8 @@ static int rpm_check_suspend_allowed(struct device *dev) || (dev->power.request_pending && dev->power.request == RPM_REQ_RESUME)) retval = -EAGAIN; + else if (__dev_pm_qos_read_value(dev) < 0) + retval = -EPERM; else if (dev->power.runtime_status == RPM_SUSPENDED) retval = 1; @@ -388,7 +390,6 @@ static int rpm_suspend(struct device *dev, int rpmflags) goto repeat; } - dev->power.deferred_resume = false; if (dev->power.no_callbacks) goto no_callback; /* Assume success. */ @@ -403,12 +404,6 @@ static int rpm_suspend(struct device *dev, int rpmflags) goto out; } - if (__dev_pm_qos_read_value(dev) < 0) { - /* Negative PM QoS constraint means "never suspend". */ - retval = -EPERM; - goto out; - } - __update_runtime_status(dev, RPM_SUSPENDING); if (dev->pm_domain) @@ -440,6 +435,7 @@ static int rpm_suspend(struct device *dev, int rpmflags) wake_up_all(&dev->power.wait_queue); if (dev->power.deferred_resume) { + dev->power.deferred_resume = false; rpm_resume(dev, 0); retval = -EAGAIN; goto out; @@ -584,6 +580,7 @@ static int rpm_resume(struct device *dev, int rpmflags) || dev->parent->power.runtime_status == RPM_ACTIVE) { atomic_inc(&dev->parent->power.child_count); spin_unlock(&dev->parent->power.lock); + retval = 1; goto no_callback; /* Assume success. */ } spin_unlock(&dev->parent->power.lock); @@ -664,7 +661,7 @@ static int rpm_resume(struct device *dev, int rpmflags) } wake_up_all(&dev->power.wait_queue); - if (!retval) + if (retval >= 0) rpm_idle(dev, RPM_ASYNC); out: diff --git a/trunk/drivers/block/Kconfig b/trunk/drivers/block/Kconfig index a796407123c7..f529407db93f 100644 --- a/trunk/drivers/block/Kconfig +++ b/trunk/drivers/block/Kconfig @@ -353,18 +353,6 @@ config BLK_DEV_SX8 Use devices /dev/sx8/$N and /dev/sx8/$Np$M. -config BLK_DEV_UB - tristate "Low Performance USB Block driver (deprecated)" - depends on USB - help - This driver supports certain USB attached storage devices - such as flash keys. - - If you enable this driver, it is recommended to avoid conflicts - with usb-storage by enabling USB_LIBUSUAL. - - If unsure, say N. - config BLK_DEV_RAM tristate "RAM block device support" ---help--- diff --git a/trunk/drivers/block/Makefile b/trunk/drivers/block/Makefile index 5b795059f8fb..17e82df3df74 100644 --- a/trunk/drivers/block/Makefile +++ b/trunk/drivers/block/Makefile @@ -33,7 +33,6 @@ obj-$(CONFIG_VIRTIO_BLK) += virtio_blk.o obj-$(CONFIG_VIODASD) += viodasd.o obj-$(CONFIG_BLK_DEV_SX8) += sx8.o -obj-$(CONFIG_BLK_DEV_UB) += ub.o obj-$(CONFIG_BLK_DEV_HD) += hd.o obj-$(CONFIG_XEN_BLKDEV_FRONTEND) += xen-blkfront.o diff --git a/trunk/drivers/block/cciss_scsi.c b/trunk/drivers/block/cciss_scsi.c index acda773b3720..38aa6dda6b81 100644 --- a/trunk/drivers/block/cciss_scsi.c +++ b/trunk/drivers/block/cciss_scsi.c @@ -763,16 +763,7 @@ static void complete_scsi_command(CommandList_struct *c, int timeout, { case CMD_TARGET_STATUS: /* Pass it up to the upper layers... */ - if( ei->ScsiStatus) - { -#if 0 - printk(KERN_WARNING "cciss: cmd %p " - "has SCSI Status = %x\n", - c, ei->ScsiStatus); -#endif - cmd->result |= (ei->ScsiStatus << 1); - } - else { /* scsi status is zero??? How??? */ + if (!ei->ScsiStatus) { /* Ordinarily, this case should never happen, but there is a bug in some released firmware revisions that allows it to happen diff --git a/trunk/drivers/block/ub.c b/trunk/drivers/block/ub.c deleted file mode 100644 index fcec0225ac76..000000000000 --- a/trunk/drivers/block/ub.c +++ /dev/null @@ -1,2474 +0,0 @@ -/* - * The low performance USB storage driver (ub). - * - * Copyright (c) 1999, 2000 Matthew Dharm (mdharm-usb@one-eyed-alien.net) - * Copyright (C) 2004 Pete Zaitcev (zaitcev@yahoo.com) - * - * This work is a part of Linux kernel, is derived from it, - * and is not licensed separately. See file COPYING for details. - * - * TODO (sorted by decreasing priority) - * -- Return sense now that rq allows it (we always auto-sense anyway). - * -- set readonly flag for CDs, set removable flag for CF readers - * -- do inquiry and verify we got a disk and not a tape (for LUN mismatch) - * -- verify the 13 conditions and do bulk resets - * -- highmem - * -- move top_sense and work_bcs into separate allocations (if they survive) - * for cache purists and esoteric architectures. - * -- Allocate structure for LUN 0 before the first ub_sync_tur, avoid NULL. ? - * -- prune comments, they are too volumnous - * -- Resove XXX's - * -- CLEAR, CLR2STS, CLRRS seem to be ripe for refactoring. - */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#define DRV_NAME "ub" - -#define UB_MAJOR 180 - -/* - * The command state machine is the key model for understanding of this driver. - * - * The general rule is that all transitions are done towards the bottom - * of the diagram, thus preventing any loops. - * - * An exception to that is how the STAT state is handled. A counter allows it - * to be re-entered along the path marked with [C]. - * - * +--------+ - * ! INIT ! - * +--------+ - * ! - * ub_scsi_cmd_start fails ->--------------------------------------\ - * ! ! - * V ! - * +--------+ ! - * ! CMD ! ! - * +--------+ ! - * ! +--------+ ! - * was -EPIPE -->-------------------------------->! CLEAR ! ! - * ! +--------+ ! - * ! ! ! - * was error -->------------------------------------- ! --------->\ - * ! ! ! - * /--<-- cmd->dir == NONE ? ! ! - * ! ! ! ! - * ! V ! ! - * ! +--------+ ! ! - * ! ! DATA ! ! ! - * ! +--------+ ! ! - * ! ! +---------+ ! ! - * ! was -EPIPE -->--------------->! CLR2STS ! ! ! - * ! ! +---------+ ! ! - * ! ! ! ! ! - * ! ! was error -->---- ! --------->\ - * ! was error -->--------------------- ! ------------- ! --------->\ - * ! ! ! ! ! - * ! V ! ! ! - * \--->+--------+ ! ! ! - * ! STAT !<--------------------------/ ! ! - * /--->+--------+ ! ! - * ! ! ! ! - * [C] was -EPIPE -->-----------\ ! ! - * ! ! ! ! ! - * +<---- len == 0 ! ! ! - * ! ! ! ! ! - * ! was error -->--------------------------------------!---------->\ - * ! ! ! ! ! - * +<---- bad CSW ! ! ! - * +<---- bad tag ! ! ! - * ! ! V ! ! - * ! ! +--------+ ! ! - * ! ! ! CLRRS ! ! ! - * ! ! +--------+ ! ! - * ! ! ! ! ! - * \------- ! --------------------[C]--------\ ! ! - * ! ! ! ! - * cmd->error---\ +--------+ ! ! - * ! +--------------->! SENSE !<----------/ ! - * STAT_FAIL----/ +--------+ ! - * ! ! V - * ! V +--------+ - * \--------------------------------\--------------------->! DONE ! - * +--------+ - */ - -/* - * This many LUNs per USB device. - * Every one of them takes a host, see UB_MAX_HOSTS. - */ -#define UB_MAX_LUNS 9 - -/* - */ - -#define UB_PARTS_PER_LUN 8 - -#define UB_MAX_CDB_SIZE 16 /* Corresponds to Bulk */ - -#define UB_SENSE_SIZE 18 - -/* - */ -struct ub_dev; - -#define UB_MAX_REQ_SG 9 /* cdrecord requires 32KB and maybe a header */ -#define UB_MAX_SECTORS 64 - -/* - * A second is more than enough for a 32K transfer (UB_MAX_SECTORS) - * even if a webcam hogs the bus, but some devices need time to spin up. - */ -#define UB_URB_TIMEOUT (HZ*2) -#define UB_DATA_TIMEOUT (HZ*5) /* ZIP does spin-ups in the data phase */ -#define UB_STAT_TIMEOUT (HZ*5) /* Same spinups and eject for a dataless cmd. */ -#define UB_CTRL_TIMEOUT (HZ/2) /* 500ms ought to be enough to clear a stall */ - -/* - * An instance of a SCSI command in transit. - */ -#define UB_DIR_NONE 0 -#define UB_DIR_READ 1 -#define UB_DIR_ILLEGAL2 2 -#define UB_DIR_WRITE 3 - -#define UB_DIR_CHAR(c) (((c)==UB_DIR_WRITE)? 'w': \ - (((c)==UB_DIR_READ)? 'r': 'n')) - -enum ub_scsi_cmd_state { - UB_CMDST_INIT, /* Initial state */ - UB_CMDST_CMD, /* Command submitted */ - UB_CMDST_DATA, /* Data phase */ - UB_CMDST_CLR2STS, /* Clearing before requesting status */ - UB_CMDST_STAT, /* Status phase */ - UB_CMDST_CLEAR, /* Clearing a stall (halt, actually) */ - UB_CMDST_CLRRS, /* Clearing before retrying status */ - UB_CMDST_SENSE, /* Sending Request Sense */ - UB_CMDST_DONE /* Final state */ -}; - -struct ub_scsi_cmd { - unsigned char cdb[UB_MAX_CDB_SIZE]; - unsigned char cdb_len; - - unsigned char dir; /* 0 - none, 1 - read, 3 - write. */ - enum ub_scsi_cmd_state state; - unsigned int tag; - struct ub_scsi_cmd *next; - - int error; /* Return code - valid upon done */ - unsigned int act_len; /* Return size */ - unsigned char key, asc, ascq; /* May be valid if error==-EIO */ - - int stat_count; /* Retries getting status. */ - unsigned int timeo; /* jiffies until rq->timeout changes */ - - unsigned int len; /* Requested length */ - unsigned int current_sg; - unsigned int nsg; /* sgv[nsg] */ - struct scatterlist sgv[UB_MAX_REQ_SG]; - - struct ub_lun *lun; - void (*done)(struct ub_dev *, struct ub_scsi_cmd *); - void *back; -}; - -struct ub_request { - struct request *rq; - unsigned int current_try; - unsigned int nsg; /* sgv[nsg] */ - struct scatterlist sgv[UB_MAX_REQ_SG]; -}; - -/* - */ -struct ub_capacity { - unsigned long nsec; /* Linux size - 512 byte sectors */ - unsigned int bsize; /* Linux hardsect_size */ - unsigned int bshift; /* Shift between 512 and hard sects */ -}; - -/* - * This is a direct take-off from linux/include/completion.h - * The difference is that I do not wait on this thing, just poll. - * When I want to wait (ub_probe), I just use the stock completion. - * - * Note that INIT_COMPLETION takes no lock. It is correct. But why - * in the bloody hell that thing takes struct instead of pointer to struct - * is quite beyond me. I just copied it from the stock completion. - */ -struct ub_completion { - unsigned int done; - spinlock_t lock; -}; - -static DEFINE_MUTEX(ub_mutex); -static inline void ub_init_completion(struct ub_completion *x) -{ - x->done = 0; - spin_lock_init(&x->lock); -} - -#define UB_INIT_COMPLETION(x) ((x).done = 0) - -static void ub_complete(struct ub_completion *x) -{ - unsigned long flags; - - spin_lock_irqsave(&x->lock, flags); - x->done++; - spin_unlock_irqrestore(&x->lock, flags); -} - -static int ub_is_completed(struct ub_completion *x) -{ - unsigned long flags; - int ret; - - spin_lock_irqsave(&x->lock, flags); - ret = x->done; - spin_unlock_irqrestore(&x->lock, flags); - return ret; -} - -/* - */ -struct ub_scsi_cmd_queue { - int qlen, qmax; - struct ub_scsi_cmd *head, *tail; -}; - -/* - * The block device instance (one per LUN). - */ -struct ub_lun { - struct ub_dev *udev; - struct list_head link; - struct gendisk *disk; - int id; /* Host index */ - int num; /* LUN number */ - char name[16]; - - int changed; /* Media was changed */ - int removable; - int readonly; - - struct ub_request urq; - - /* Use Ingo's mempool if or when we have more than one command. */ - /* - * Currently we never need more than one command for the whole device. - * However, giving every LUN a command is a cheap and automatic way - * to enforce fairness between them. - */ - int cmda[1]; - struct ub_scsi_cmd cmdv[1]; - - struct ub_capacity capacity; -}; - -/* - * The USB device instance. - */ -struct ub_dev { - spinlock_t *lock; - atomic_t poison; /* The USB device is disconnected */ - int openc; /* protected by ub_lock! */ - /* kref is too implicit for our taste */ - int reset; /* Reset is running */ - int bad_resid; - unsigned int tagcnt; - char name[12]; - struct usb_device *dev; - struct usb_interface *intf; - - struct list_head luns; - - unsigned int send_bulk_pipe; /* cached pipe values */ - unsigned int recv_bulk_pipe; - unsigned int send_ctrl_pipe; - unsigned int recv_ctrl_pipe; - - struct tasklet_struct tasklet; - - struct ub_scsi_cmd_queue cmd_queue; - struct ub_scsi_cmd top_rqs_cmd; /* REQUEST SENSE */ - unsigned char top_sense[UB_SENSE_SIZE]; - - struct ub_completion work_done; - struct urb work_urb; - struct timer_list work_timer; - int last_pipe; /* What might need clearing */ - __le32 signature; /* Learned signature */ - struct bulk_cb_wrap work_bcb; - struct bulk_cs_wrap work_bcs; - struct usb_ctrlrequest work_cr; - - struct work_struct reset_work; - wait_queue_head_t reset_wait; -}; - -/* - */ -static void ub_cleanup(struct ub_dev *sc); -static int ub_request_fn_1(struct ub_lun *lun, struct request *rq); -static void ub_cmd_build_block(struct ub_dev *sc, struct ub_lun *lun, - struct ub_scsi_cmd *cmd, struct ub_request *urq); -static void ub_cmd_build_packet(struct ub_dev *sc, struct ub_lun *lun, - struct ub_scsi_cmd *cmd, struct ub_request *urq); -static void ub_rw_cmd_done(struct ub_dev *sc, struct ub_scsi_cmd *cmd); -static void ub_end_rq(struct request *rq, unsigned int status); -static int ub_rw_cmd_retry(struct ub_dev *sc, struct ub_lun *lun, - struct ub_request *urq, struct ub_scsi_cmd *cmd); -static int ub_submit_scsi(struct ub_dev *sc, struct ub_scsi_cmd *cmd); -static void ub_urb_complete(struct urb *urb); -static void ub_scsi_action(unsigned long _dev); -static void ub_scsi_dispatch(struct ub_dev *sc); -static void ub_scsi_urb_compl(struct ub_dev *sc, struct ub_scsi_cmd *cmd); -static void ub_data_start(struct ub_dev *sc, struct ub_scsi_cmd *cmd); -static void ub_state_done(struct ub_dev *sc, struct ub_scsi_cmd *cmd, int rc); -static int __ub_state_stat(struct ub_dev *sc, struct ub_scsi_cmd *cmd); -static void ub_state_stat(struct ub_dev *sc, struct ub_scsi_cmd *cmd); -static void ub_state_stat_counted(struct ub_dev *sc, struct ub_scsi_cmd *cmd); -static void ub_state_sense(struct ub_dev *sc, struct ub_scsi_cmd *cmd); -static int ub_submit_clear_stall(struct ub_dev *sc, struct ub_scsi_cmd *cmd, - int stalled_pipe); -static void ub_top_sense_done(struct ub_dev *sc, struct ub_scsi_cmd *scmd); -static void ub_reset_enter(struct ub_dev *sc, int try); -static void ub_reset_task(struct work_struct *work); -static int ub_sync_tur(struct ub_dev *sc, struct ub_lun *lun); -static int ub_sync_read_cap(struct ub_dev *sc, struct ub_lun *lun, - struct ub_capacity *ret); -static int ub_sync_reset(struct ub_dev *sc); -static int ub_probe_clear_stall(struct ub_dev *sc, int stalled_pipe); -static int ub_probe_lun(struct ub_dev *sc, int lnum); - -/* - */ -#ifdef CONFIG_USB_LIBUSUAL - -#define ub_usb_ids usb_storage_usb_ids -#else - -static const struct usb_device_id ub_usb_ids[] = { - { USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, USB_SC_SCSI, USB_PR_BULK) }, - { } -}; - -MODULE_DEVICE_TABLE(usb, ub_usb_ids); -#endif /* CONFIG_USB_LIBUSUAL */ - -/* - * Find me a way to identify "next free minor" for add_disk(), - * and the array disappears the next day. However, the number of - * hosts has something to do with the naming and /proc/partitions. - * This has to be thought out in detail before changing. - * If UB_MAX_HOST was 1000, we'd use a bitmap. Or a better data structure. - */ -#define UB_MAX_HOSTS 26 -static char ub_hostv[UB_MAX_HOSTS]; - -#define UB_QLOCK_NUM 5 -static spinlock_t ub_qlockv[UB_QLOCK_NUM]; -static int ub_qlock_next = 0; - -static DEFINE_SPINLOCK(ub_lock); /* Locks globals and ->openc */ - -/* - * The id allocator. - * - * This also stores the host for indexing by minor, which is somewhat dirty. - */ -static int ub_id_get(void) -{ - unsigned long flags; - int i; - - spin_lock_irqsave(&ub_lock, flags); - for (i = 0; i < UB_MAX_HOSTS; i++) { - if (ub_hostv[i] == 0) { - ub_hostv[i] = 1; - spin_unlock_irqrestore(&ub_lock, flags); - return i; - } - } - spin_unlock_irqrestore(&ub_lock, flags); - return -1; -} - -static void ub_id_put(int id) -{ - unsigned long flags; - - if (id < 0 || id >= UB_MAX_HOSTS) { - printk(KERN_ERR DRV_NAME ": bad host ID %d\n", id); - return; - } - - spin_lock_irqsave(&ub_lock, flags); - if (ub_hostv[id] == 0) { - spin_unlock_irqrestore(&ub_lock, flags); - printk(KERN_ERR DRV_NAME ": freeing free host ID %d\n", id); - return; - } - ub_hostv[id] = 0; - spin_unlock_irqrestore(&ub_lock, flags); -} - -/* - * This is necessitated by the fact that blk_cleanup_queue does not - * necesserily destroy the queue. Instead, it may merely decrease q->refcnt. - * Since our blk_init_queue() passes a spinlock common with ub_dev, - * we have life time issues when ub_cleanup frees ub_dev. - */ -static spinlock_t *ub_next_lock(void) -{ - unsigned long flags; - spinlock_t *ret; - - spin_lock_irqsave(&ub_lock, flags); - ret = &ub_qlockv[ub_qlock_next]; - ub_qlock_next = (ub_qlock_next + 1) % UB_QLOCK_NUM; - spin_unlock_irqrestore(&ub_lock, flags); - return ret; -} - -/* - * Downcount for deallocation. This rides on two assumptions: - * - once something is poisoned, its refcount cannot grow - * - opens cannot happen at this time (del_gendisk was done) - * If the above is true, we can drop the lock, which we need for - * blk_cleanup_queue(): the silly thing may attempt to sleep. - * [Actually, it never needs to sleep for us, but it calls might_sleep()] - */ -static void ub_put(struct ub_dev *sc) -{ - unsigned long flags; - - spin_lock_irqsave(&ub_lock, flags); - --sc->openc; - if (sc->openc == 0 && atomic_read(&sc->poison)) { - spin_unlock_irqrestore(&ub_lock, flags); - ub_cleanup(sc); - } else { - spin_unlock_irqrestore(&ub_lock, flags); - } -} - -/* - * Final cleanup and deallocation. - */ -static void ub_cleanup(struct ub_dev *sc) -{ - struct list_head *p; - struct ub_lun *lun; - struct request_queue *q; - - while (!list_empty(&sc->luns)) { - p = sc->luns.next; - lun = list_entry(p, struct ub_lun, link); - list_del(p); - - /* I don't think queue can be NULL. But... Stolen from sx8.c */ - if ((q = lun->disk->queue) != NULL) - blk_cleanup_queue(q); - /* - * If we zero disk->private_data BEFORE put_disk, we have - * to check for NULL all over the place in open, release, - * check_media and revalidate, because the block level - * semaphore is well inside the put_disk. - * But we cannot zero after the call, because *disk is gone. - * The sd.c is blatantly racy in this area. - */ - /* disk->private_data = NULL; */ - put_disk(lun->disk); - lun->disk = NULL; - - ub_id_put(lun->id); - kfree(lun); - } - - usb_set_intfdata(sc->intf, NULL); - usb_put_intf(sc->intf); - usb_put_dev(sc->dev); - kfree(sc); -} - -/* - * The "command allocator". - */ -static struct ub_scsi_cmd *ub_get_cmd(struct ub_lun *lun) -{ - struct ub_scsi_cmd *ret; - - if (lun->cmda[0]) - return NULL; - ret = &lun->cmdv[0]; - lun->cmda[0] = 1; - return ret; -} - -static void ub_put_cmd(struct ub_lun *lun, struct ub_scsi_cmd *cmd) -{ - if (cmd != &lun->cmdv[0]) { - printk(KERN_WARNING "%s: releasing a foreign cmd %p\n", - lun->name, cmd); - return; - } - if (!lun->cmda[0]) { - printk(KERN_WARNING "%s: releasing a free cmd\n", lun->name); - return; - } - lun->cmda[0] = 0; -} - -/* - * The command queue. - */ -static void ub_cmdq_add(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - struct ub_scsi_cmd_queue *t = &sc->cmd_queue; - - if (t->qlen++ == 0) { - t->head = cmd; - t->tail = cmd; - } else { - t->tail->next = cmd; - t->tail = cmd; - } - - if (t->qlen > t->qmax) - t->qmax = t->qlen; -} - -static void ub_cmdq_insert(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - struct ub_scsi_cmd_queue *t = &sc->cmd_queue; - - if (t->qlen++ == 0) { - t->head = cmd; - t->tail = cmd; - } else { - cmd->next = t->head; - t->head = cmd; - } - - if (t->qlen > t->qmax) - t->qmax = t->qlen; -} - -static struct ub_scsi_cmd *ub_cmdq_pop(struct ub_dev *sc) -{ - struct ub_scsi_cmd_queue *t = &sc->cmd_queue; - struct ub_scsi_cmd *cmd; - - if (t->qlen == 0) - return NULL; - if (--t->qlen == 0) - t->tail = NULL; - cmd = t->head; - t->head = cmd->next; - cmd->next = NULL; - return cmd; -} - -#define ub_cmdq_peek(sc) ((sc)->cmd_queue.head) - -/* - * The request function is our main entry point - */ - -static void ub_request_fn(struct request_queue *q) -{ - struct ub_lun *lun = q->queuedata; - struct request *rq; - - while ((rq = blk_peek_request(q)) != NULL) { - if (ub_request_fn_1(lun, rq) != 0) { - blk_stop_queue(q); - break; - } - } -} - -static int ub_request_fn_1(struct ub_lun *lun, struct request *rq) -{ - struct ub_dev *sc = lun->udev; - struct ub_scsi_cmd *cmd; - struct ub_request *urq; - int n_elem; - - if (atomic_read(&sc->poison)) { - blk_start_request(rq); - ub_end_rq(rq, DID_NO_CONNECT << 16); - return 0; - } - - if (lun->changed && rq->cmd_type != REQ_TYPE_BLOCK_PC) { - blk_start_request(rq); - ub_end_rq(rq, SAM_STAT_CHECK_CONDITION); - return 0; - } - - if (lun->urq.rq != NULL) - return -1; - if ((cmd = ub_get_cmd(lun)) == NULL) - return -1; - memset(cmd, 0, sizeof(struct ub_scsi_cmd)); - - blk_start_request(rq); - - urq = &lun->urq; - memset(urq, 0, sizeof(struct ub_request)); - urq->rq = rq; - - /* - * get scatterlist from block layer - */ - sg_init_table(&urq->sgv[0], UB_MAX_REQ_SG); - n_elem = blk_rq_map_sg(lun->disk->queue, rq, &urq->sgv[0]); - if (n_elem < 0) { - /* Impossible, because blk_rq_map_sg should not hit ENOMEM. */ - printk(KERN_INFO "%s: failed request map (%d)\n", - lun->name, n_elem); - goto drop; - } - if (n_elem > UB_MAX_REQ_SG) { /* Paranoia */ - printk(KERN_WARNING "%s: request with %d segments\n", - lun->name, n_elem); - goto drop; - } - urq->nsg = n_elem; - - if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { - ub_cmd_build_packet(sc, lun, cmd, urq); - } else { - ub_cmd_build_block(sc, lun, cmd, urq); - } - cmd->state = UB_CMDST_INIT; - cmd->lun = lun; - cmd->done = ub_rw_cmd_done; - cmd->back = urq; - - cmd->tag = sc->tagcnt++; - if (ub_submit_scsi(sc, cmd) != 0) - goto drop; - - return 0; - -drop: - ub_put_cmd(lun, cmd); - ub_end_rq(rq, DID_ERROR << 16); - return 0; -} - -static void ub_cmd_build_block(struct ub_dev *sc, struct ub_lun *lun, - struct ub_scsi_cmd *cmd, struct ub_request *urq) -{ - struct request *rq = urq->rq; - unsigned int block, nblks; - - if (rq_data_dir(rq) == WRITE) - cmd->dir = UB_DIR_WRITE; - else - cmd->dir = UB_DIR_READ; - - cmd->nsg = urq->nsg; - memcpy(cmd->sgv, urq->sgv, sizeof(struct scatterlist) * cmd->nsg); - - /* - * build the command - * - * The call to blk_queue_logical_block_size() guarantees that request - * is aligned, but it is given in terms of 512 byte units, always. - */ - block = blk_rq_pos(rq) >> lun->capacity.bshift; - nblks = blk_rq_sectors(rq) >> lun->capacity.bshift; - - cmd->cdb[0] = (cmd->dir == UB_DIR_READ)? READ_10: WRITE_10; - /* 10-byte uses 4 bytes of LBA: 2147483648KB, 2097152MB, 2048GB */ - cmd->cdb[2] = block >> 24; - cmd->cdb[3] = block >> 16; - cmd->cdb[4] = block >> 8; - cmd->cdb[5] = block; - cmd->cdb[7] = nblks >> 8; - cmd->cdb[8] = nblks; - cmd->cdb_len = 10; - - cmd->len = blk_rq_bytes(rq); -} - -static void ub_cmd_build_packet(struct ub_dev *sc, struct ub_lun *lun, - struct ub_scsi_cmd *cmd, struct ub_request *urq) -{ - struct request *rq = urq->rq; - - if (blk_rq_bytes(rq) == 0) { - cmd->dir = UB_DIR_NONE; - } else { - if (rq_data_dir(rq) == WRITE) - cmd->dir = UB_DIR_WRITE; - else - cmd->dir = UB_DIR_READ; - } - - cmd->nsg = urq->nsg; - memcpy(cmd->sgv, urq->sgv, sizeof(struct scatterlist) * cmd->nsg); - - memcpy(&cmd->cdb, rq->cmd, rq->cmd_len); - cmd->cdb_len = rq->cmd_len; - - cmd->len = blk_rq_bytes(rq); - - /* - * To reapply this to every URB is not as incorrect as it looks. - * In return, we avoid any complicated tracking calculations. - */ - cmd->timeo = rq->timeout; -} - -static void ub_rw_cmd_done(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - struct ub_lun *lun = cmd->lun; - struct ub_request *urq = cmd->back; - struct request *rq; - unsigned int scsi_status; - - rq = urq->rq; - - if (cmd->error == 0) { - if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { - if (cmd->act_len >= rq->resid_len) - rq->resid_len = 0; - else - rq->resid_len -= cmd->act_len; - scsi_status = 0; - } else { - if (cmd->act_len != cmd->len) { - scsi_status = SAM_STAT_CHECK_CONDITION; - } else { - scsi_status = 0; - } - } - } else { - if (rq->cmd_type == REQ_TYPE_BLOCK_PC) { - /* UB_SENSE_SIZE is smaller than SCSI_SENSE_BUFFERSIZE */ - memcpy(rq->sense, sc->top_sense, UB_SENSE_SIZE); - rq->sense_len = UB_SENSE_SIZE; - if (sc->top_sense[0] != 0) - scsi_status = SAM_STAT_CHECK_CONDITION; - else - scsi_status = DID_ERROR << 16; - } else { - if (cmd->error == -EIO && - (cmd->key == 0 || - cmd->key == MEDIUM_ERROR || - cmd->key == UNIT_ATTENTION)) { - if (ub_rw_cmd_retry(sc, lun, urq, cmd) == 0) - return; - } - scsi_status = SAM_STAT_CHECK_CONDITION; - } - } - - urq->rq = NULL; - - ub_put_cmd(lun, cmd); - ub_end_rq(rq, scsi_status); - blk_start_queue(lun->disk->queue); -} - -static void ub_end_rq(struct request *rq, unsigned int scsi_status) -{ - int error; - - if (scsi_status == 0) { - error = 0; - } else { - error = -EIO; - rq->errors = scsi_status; - } - __blk_end_request_all(rq, error); -} - -static int ub_rw_cmd_retry(struct ub_dev *sc, struct ub_lun *lun, - struct ub_request *urq, struct ub_scsi_cmd *cmd) -{ - - if (atomic_read(&sc->poison)) - return -ENXIO; - - ub_reset_enter(sc, urq->current_try); - - if (urq->current_try >= 3) - return -EIO; - urq->current_try++; - - /* Remove this if anyone complains of flooding. */ - printk(KERN_DEBUG "%s: dir %c len/act %d/%d " - "[sense %x %02x %02x] retry %d\n", - sc->name, UB_DIR_CHAR(cmd->dir), cmd->len, cmd->act_len, - cmd->key, cmd->asc, cmd->ascq, urq->current_try); - - memset(cmd, 0, sizeof(struct ub_scsi_cmd)); - ub_cmd_build_block(sc, lun, cmd, urq); - - cmd->state = UB_CMDST_INIT; - cmd->lun = lun; - cmd->done = ub_rw_cmd_done; - cmd->back = urq; - - cmd->tag = sc->tagcnt++; - -#if 0 /* Wasteful */ - return ub_submit_scsi(sc, cmd); -#else - ub_cmdq_add(sc, cmd); - return 0; -#endif -} - -/* - * Submit a regular SCSI operation (not an auto-sense). - * - * The Iron Law of Good Submit Routine is: - * Zero return - callback is done, Nonzero return - callback is not done. - * No exceptions. - * - * Host is assumed locked. - */ -static int ub_submit_scsi(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - - if (cmd->state != UB_CMDST_INIT || - (cmd->dir != UB_DIR_NONE && cmd->len == 0)) { - return -EINVAL; - } - - ub_cmdq_add(sc, cmd); - /* - * We can call ub_scsi_dispatch(sc) right away here, but it's a little - * safer to jump to a tasklet, in case upper layers do something silly. - */ - tasklet_schedule(&sc->tasklet); - return 0; -} - -/* - * Submit the first URB for the queued command. - * This function does not deal with queueing in any way. - */ -static int ub_scsi_cmd_start(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - struct bulk_cb_wrap *bcb; - int rc; - - bcb = &sc->work_bcb; - - /* - * ``If the allocation length is eighteen or greater, and a device - * server returns less than eithteen bytes of data, the application - * client should assume that the bytes not transferred would have been - * zeroes had the device server returned those bytes.'' - * - * We zero sense for all commands so that when a packet request - * fails it does not return a stale sense. - */ - memset(&sc->top_sense, 0, UB_SENSE_SIZE); - - /* set up the command wrapper */ - bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); - bcb->Tag = cmd->tag; /* Endianness is not important */ - bcb->DataTransferLength = cpu_to_le32(cmd->len); - bcb->Flags = (cmd->dir == UB_DIR_READ) ? 0x80 : 0; - bcb->Lun = (cmd->lun != NULL) ? cmd->lun->num : 0; - bcb->Length = cmd->cdb_len; - - /* copy the command payload */ - memcpy(bcb->CDB, cmd->cdb, UB_MAX_CDB_SIZE); - - UB_INIT_COMPLETION(sc->work_done); - - sc->last_pipe = sc->send_bulk_pipe; - usb_fill_bulk_urb(&sc->work_urb, sc->dev, sc->send_bulk_pipe, - bcb, US_BULK_CB_WRAP_LEN, ub_urb_complete, sc); - - if ((rc = usb_submit_urb(&sc->work_urb, GFP_ATOMIC)) != 0) { - /* XXX Clear stalls */ - ub_complete(&sc->work_done); - return rc; - } - - sc->work_timer.expires = jiffies + UB_URB_TIMEOUT; - add_timer(&sc->work_timer); - - cmd->state = UB_CMDST_CMD; - return 0; -} - -/* - * Timeout handler. - */ -static void ub_urb_timeout(unsigned long arg) -{ - struct ub_dev *sc = (struct ub_dev *) arg; - unsigned long flags; - - spin_lock_irqsave(sc->lock, flags); - if (!ub_is_completed(&sc->work_done)) - usb_unlink_urb(&sc->work_urb); - spin_unlock_irqrestore(sc->lock, flags); -} - -/* - * Completion routine for the work URB. - * - * This can be called directly from usb_submit_urb (while we have - * the sc->lock taken) and from an interrupt (while we do NOT have - * the sc->lock taken). Therefore, bounce this off to a tasklet. - */ -static void ub_urb_complete(struct urb *urb) -{ - struct ub_dev *sc = urb->context; - - ub_complete(&sc->work_done); - tasklet_schedule(&sc->tasklet); -} - -static void ub_scsi_action(unsigned long _dev) -{ - struct ub_dev *sc = (struct ub_dev *) _dev; - unsigned long flags; - - spin_lock_irqsave(sc->lock, flags); - ub_scsi_dispatch(sc); - spin_unlock_irqrestore(sc->lock, flags); -} - -static void ub_scsi_dispatch(struct ub_dev *sc) -{ - struct ub_scsi_cmd *cmd; - int rc; - - while (!sc->reset && (cmd = ub_cmdq_peek(sc)) != NULL) { - if (cmd->state == UB_CMDST_DONE) { - ub_cmdq_pop(sc); - (*cmd->done)(sc, cmd); - } else if (cmd->state == UB_CMDST_INIT) { - if ((rc = ub_scsi_cmd_start(sc, cmd)) == 0) - break; - cmd->error = rc; - cmd->state = UB_CMDST_DONE; - } else { - if (!ub_is_completed(&sc->work_done)) - break; - del_timer(&sc->work_timer); - ub_scsi_urb_compl(sc, cmd); - } - } -} - -static void ub_scsi_urb_compl(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - struct urb *urb = &sc->work_urb; - struct bulk_cs_wrap *bcs; - int endp; - int len; - int rc; - - if (atomic_read(&sc->poison)) { - ub_state_done(sc, cmd, -ENODEV); - return; - } - - endp = usb_pipeendpoint(sc->last_pipe); - if (usb_pipein(sc->last_pipe)) - endp |= USB_DIR_IN; - - if (cmd->state == UB_CMDST_CLEAR) { - if (urb->status == -EPIPE) { - /* - * STALL while clearning STALL. - * The control pipe clears itself - nothing to do. - */ - printk(KERN_NOTICE "%s: stall on control pipe\n", - sc->name); - goto Bad_End; - } - - /* - * We ignore the result for the halt clear. - */ - - usb_reset_endpoint(sc->dev, endp); - - ub_state_sense(sc, cmd); - - } else if (cmd->state == UB_CMDST_CLR2STS) { - if (urb->status == -EPIPE) { - printk(KERN_NOTICE "%s: stall on control pipe\n", - sc->name); - goto Bad_End; - } - - /* - * We ignore the result for the halt clear. - */ - - usb_reset_endpoint(sc->dev, endp); - - ub_state_stat(sc, cmd); - - } else if (cmd->state == UB_CMDST_CLRRS) { - if (urb->status == -EPIPE) { - printk(KERN_NOTICE "%s: stall on control pipe\n", - sc->name); - goto Bad_End; - } - - /* - * We ignore the result for the halt clear. - */ - - usb_reset_endpoint(sc->dev, endp); - - ub_state_stat_counted(sc, cmd); - - } else if (cmd->state == UB_CMDST_CMD) { - switch (urb->status) { - case 0: - break; - case -EOVERFLOW: - goto Bad_End; - case -EPIPE: - rc = ub_submit_clear_stall(sc, cmd, sc->last_pipe); - if (rc != 0) { - printk(KERN_NOTICE "%s: " - "unable to submit clear (%d)\n", - sc->name, rc); - /* - * This is typically ENOMEM or some other such shit. - * Retrying is pointless. Just do Bad End on it... - */ - ub_state_done(sc, cmd, rc); - return; - } - cmd->state = UB_CMDST_CLEAR; - return; - case -ESHUTDOWN: /* unplug */ - case -EILSEQ: /* unplug timeout on uhci */ - ub_state_done(sc, cmd, -ENODEV); - return; - default: - goto Bad_End; - } - if (urb->actual_length != US_BULK_CB_WRAP_LEN) { - goto Bad_End; - } - - if (cmd->dir == UB_DIR_NONE || cmd->nsg < 1) { - ub_state_stat(sc, cmd); - return; - } - - // udelay(125); // usb-storage has this - ub_data_start(sc, cmd); - - } else if (cmd->state == UB_CMDST_DATA) { - if (urb->status == -EPIPE) { - rc = ub_submit_clear_stall(sc, cmd, sc->last_pipe); - if (rc != 0) { - printk(KERN_NOTICE "%s: " - "unable to submit clear (%d)\n", - sc->name, rc); - ub_state_done(sc, cmd, rc); - return; - } - cmd->state = UB_CMDST_CLR2STS; - return; - } - if (urb->status == -EOVERFLOW) { - /* - * A babble? Failure, but we must transfer CSW now. - */ - cmd->error = -EOVERFLOW; /* A cheap trick... */ - ub_state_stat(sc, cmd); - return; - } - - if (cmd->dir == UB_DIR_WRITE) { - /* - * Do not continue writes in case of a failure. - * Doing so would cause sectors to be mixed up, - * which is worse than sectors lost. - * - * We must try to read the CSW, or many devices - * get confused. - */ - len = urb->actual_length; - if (urb->status != 0 || - len != cmd->sgv[cmd->current_sg].length) { - cmd->act_len += len; - - cmd->error = -EIO; - ub_state_stat(sc, cmd); - return; - } - - } else { - /* - * If an error occurs on read, we record it, and - * continue to fetch data in order to avoid bubble. - * - * As a small shortcut, we stop if we detect that - * a CSW mixed into data. - */ - if (urb->status != 0) - cmd->error = -EIO; - - len = urb->actual_length; - if (urb->status != 0 || - len != cmd->sgv[cmd->current_sg].length) { - if ((len & 0x1FF) == US_BULK_CS_WRAP_LEN) - goto Bad_End; - } - } - - cmd->act_len += urb->actual_length; - - if (++cmd->current_sg < cmd->nsg) { - ub_data_start(sc, cmd); - return; - } - ub_state_stat(sc, cmd); - - } else if (cmd->state == UB_CMDST_STAT) { - if (urb->status == -EPIPE) { - rc = ub_submit_clear_stall(sc, cmd, sc->last_pipe); - if (rc != 0) { - printk(KERN_NOTICE "%s: " - "unable to submit clear (%d)\n", - sc->name, rc); - ub_state_done(sc, cmd, rc); - return; - } - - /* - * Having a stall when getting CSW is an error, so - * make sure uppper levels are not oblivious to it. - */ - cmd->error = -EIO; /* A cheap trick... */ - - cmd->state = UB_CMDST_CLRRS; - return; - } - - /* Catch everything, including -EOVERFLOW and other nasties. */ - if (urb->status != 0) - goto Bad_End; - - if (urb->actual_length == 0) { - ub_state_stat_counted(sc, cmd); - return; - } - - /* - * Check the returned Bulk protocol status. - * The status block has to be validated first. - */ - - bcs = &sc->work_bcs; - - if (sc->signature == cpu_to_le32(0)) { - /* - * This is the first reply, so do not perform the check. - * Instead, remember the signature the device uses - * for future checks. But do not allow a nul. - */ - sc->signature = bcs->Signature; - if (sc->signature == cpu_to_le32(0)) { - ub_state_stat_counted(sc, cmd); - return; - } - } else { - if (bcs->Signature != sc->signature) { - ub_state_stat_counted(sc, cmd); - return; - } - } - - if (bcs->Tag != cmd->tag) { - /* - * This usually happens when we disagree with the - * device's microcode about something. For instance, - * a few of them throw this after timeouts. They buffer - * commands and reply at commands we timed out before. - * Without flushing these replies we loop forever. - */ - ub_state_stat_counted(sc, cmd); - return; - } - - if (!sc->bad_resid) { - len = le32_to_cpu(bcs->Residue); - if (len != cmd->len - cmd->act_len) { - /* - * Only start ignoring if this cmd ended well. - */ - if (cmd->len == cmd->act_len) { - printk(KERN_NOTICE "%s: " - "bad residual %d of %d, ignoring\n", - sc->name, len, cmd->len); - sc->bad_resid = 1; - } - } - } - - switch (bcs->Status) { - case US_BULK_STAT_OK: - break; - case US_BULK_STAT_FAIL: - ub_state_sense(sc, cmd); - return; - case US_BULK_STAT_PHASE: - goto Bad_End; - default: - printk(KERN_INFO "%s: unknown CSW status 0x%x\n", - sc->name, bcs->Status); - ub_state_done(sc, cmd, -EINVAL); - return; - } - - /* Not zeroing error to preserve a babble indicator */ - if (cmd->error != 0) { - ub_state_sense(sc, cmd); - return; - } - cmd->state = UB_CMDST_DONE; - ub_cmdq_pop(sc); - (*cmd->done)(sc, cmd); - - } else if (cmd->state == UB_CMDST_SENSE) { - ub_state_done(sc, cmd, -EIO); - - } else { - printk(KERN_WARNING "%s: wrong command state %d\n", - sc->name, cmd->state); - ub_state_done(sc, cmd, -EINVAL); - return; - } - return; - -Bad_End: /* Little Excel is dead */ - ub_state_done(sc, cmd, -EIO); -} - -/* - * Factorization helper for the command state machine: - * Initiate a data segment transfer. - */ -static void ub_data_start(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - struct scatterlist *sg = &cmd->sgv[cmd->current_sg]; - int pipe; - int rc; - - UB_INIT_COMPLETION(sc->work_done); - - if (cmd->dir == UB_DIR_READ) - pipe = sc->recv_bulk_pipe; - else - pipe = sc->send_bulk_pipe; - sc->last_pipe = pipe; - usb_fill_bulk_urb(&sc->work_urb, sc->dev, pipe, sg_virt(sg), - sg->length, ub_urb_complete, sc); - - if ((rc = usb_submit_urb(&sc->work_urb, GFP_ATOMIC)) != 0) { - /* XXX Clear stalls */ - ub_complete(&sc->work_done); - ub_state_done(sc, cmd, rc); - return; - } - - if (cmd->timeo) - sc->work_timer.expires = jiffies + cmd->timeo; - else - sc->work_timer.expires = jiffies + UB_DATA_TIMEOUT; - add_timer(&sc->work_timer); - - cmd->state = UB_CMDST_DATA; -} - -/* - * Factorization helper for the command state machine: - * Finish the command. - */ -static void ub_state_done(struct ub_dev *sc, struct ub_scsi_cmd *cmd, int rc) -{ - - cmd->error = rc; - cmd->state = UB_CMDST_DONE; - ub_cmdq_pop(sc); - (*cmd->done)(sc, cmd); -} - -/* - * Factorization helper for the command state machine: - * Submit a CSW read. - */ -static int __ub_state_stat(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - int rc; - - UB_INIT_COMPLETION(sc->work_done); - - sc->last_pipe = sc->recv_bulk_pipe; - usb_fill_bulk_urb(&sc->work_urb, sc->dev, sc->recv_bulk_pipe, - &sc->work_bcs, US_BULK_CS_WRAP_LEN, ub_urb_complete, sc); - - if ((rc = usb_submit_urb(&sc->work_urb, GFP_ATOMIC)) != 0) { - /* XXX Clear stalls */ - ub_complete(&sc->work_done); - ub_state_done(sc, cmd, rc); - return -1; - } - - if (cmd->timeo) - sc->work_timer.expires = jiffies + cmd->timeo; - else - sc->work_timer.expires = jiffies + UB_STAT_TIMEOUT; - add_timer(&sc->work_timer); - return 0; -} - -/* - * Factorization helper for the command state machine: - * Submit a CSW read and go to STAT state. - */ -static void ub_state_stat(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - - if (__ub_state_stat(sc, cmd) != 0) - return; - - cmd->stat_count = 0; - cmd->state = UB_CMDST_STAT; -} - -/* - * Factorization helper for the command state machine: - * Submit a CSW read and go to STAT state with counter (along [C] path). - */ -static void ub_state_stat_counted(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - - if (++cmd->stat_count >= 4) { - ub_state_sense(sc, cmd); - return; - } - - if (__ub_state_stat(sc, cmd) != 0) - return; - - cmd->state = UB_CMDST_STAT; -} - -/* - * Factorization helper for the command state machine: - * Submit a REQUEST SENSE and go to SENSE state. - */ -static void ub_state_sense(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - struct ub_scsi_cmd *scmd; - struct scatterlist *sg; - int rc; - - if (cmd->cdb[0] == REQUEST_SENSE) { - rc = -EPIPE; - goto error; - } - - scmd = &sc->top_rqs_cmd; - memset(scmd, 0, sizeof(struct ub_scsi_cmd)); - scmd->cdb[0] = REQUEST_SENSE; - scmd->cdb[4] = UB_SENSE_SIZE; - scmd->cdb_len = 6; - scmd->dir = UB_DIR_READ; - scmd->state = UB_CMDST_INIT; - scmd->nsg = 1; - sg = &scmd->sgv[0]; - sg_init_table(sg, UB_MAX_REQ_SG); - sg_set_page(sg, virt_to_page(sc->top_sense), UB_SENSE_SIZE, - (unsigned long)sc->top_sense & (PAGE_SIZE-1)); - scmd->len = UB_SENSE_SIZE; - scmd->lun = cmd->lun; - scmd->done = ub_top_sense_done; - scmd->back = cmd; - - scmd->tag = sc->tagcnt++; - - cmd->state = UB_CMDST_SENSE; - - ub_cmdq_insert(sc, scmd); - return; - -error: - ub_state_done(sc, cmd, rc); -} - -/* - * A helper for the command's state machine: - * Submit a stall clear. - */ -static int ub_submit_clear_stall(struct ub_dev *sc, struct ub_scsi_cmd *cmd, - int stalled_pipe) -{ - int endp; - struct usb_ctrlrequest *cr; - int rc; - - endp = usb_pipeendpoint(stalled_pipe); - if (usb_pipein (stalled_pipe)) - endp |= USB_DIR_IN; - - cr = &sc->work_cr; - cr->bRequestType = USB_RECIP_ENDPOINT; - cr->bRequest = USB_REQ_CLEAR_FEATURE; - cr->wValue = cpu_to_le16(USB_ENDPOINT_HALT); - cr->wIndex = cpu_to_le16(endp); - cr->wLength = cpu_to_le16(0); - - UB_INIT_COMPLETION(sc->work_done); - - usb_fill_control_urb(&sc->work_urb, sc->dev, sc->send_ctrl_pipe, - (unsigned char*) cr, NULL, 0, ub_urb_complete, sc); - - if ((rc = usb_submit_urb(&sc->work_urb, GFP_ATOMIC)) != 0) { - ub_complete(&sc->work_done); - return rc; - } - - sc->work_timer.expires = jiffies + UB_CTRL_TIMEOUT; - add_timer(&sc->work_timer); - return 0; -} - -/* - */ -static void ub_top_sense_done(struct ub_dev *sc, struct ub_scsi_cmd *scmd) -{ - unsigned char *sense = sc->top_sense; - struct ub_scsi_cmd *cmd; - - /* - * Find the command which triggered the unit attention or a check, - * save the sense into it, and advance its state machine. - */ - if ((cmd = ub_cmdq_peek(sc)) == NULL) { - printk(KERN_WARNING "%s: sense done while idle\n", sc->name); - return; - } - if (cmd != scmd->back) { - printk(KERN_WARNING "%s: " - "sense done for wrong command 0x%x\n", - sc->name, cmd->tag); - return; - } - if (cmd->state != UB_CMDST_SENSE) { - printk(KERN_WARNING "%s: sense done with bad cmd state %d\n", - sc->name, cmd->state); - return; - } - - /* - * Ignoring scmd->act_len, because the buffer was pre-zeroed. - */ - cmd->key = sense[2] & 0x0F; - cmd->asc = sense[12]; - cmd->ascq = sense[13]; - - ub_scsi_urb_compl(sc, cmd); -} - -/* - * Reset management - */ - -static void ub_reset_enter(struct ub_dev *sc, int try) -{ - - if (sc->reset) { - /* This happens often on multi-LUN devices. */ - return; - } - sc->reset = try + 1; - -#if 0 /* Not needed because the disconnect waits for us. */ - unsigned long flags; - spin_lock_irqsave(&ub_lock, flags); - sc->openc++; - spin_unlock_irqrestore(&ub_lock, flags); -#endif - -#if 0 /* We let them stop themselves. */ - struct ub_lun *lun; - list_for_each_entry(lun, &sc->luns, link) { - blk_stop_queue(lun->disk->queue); - } -#endif - - schedule_work(&sc->reset_work); -} - -static void ub_reset_task(struct work_struct *work) -{ - struct ub_dev *sc = container_of(work, struct ub_dev, reset_work); - unsigned long flags; - struct ub_lun *lun; - int rc; - - if (!sc->reset) { - printk(KERN_WARNING "%s: Running reset unrequested\n", - sc->name); - return; - } - - if (atomic_read(&sc->poison)) { - ; - } else if ((sc->reset & 1) == 0) { - ub_sync_reset(sc); - msleep(700); /* usb-storage sleeps 6s (!) */ - ub_probe_clear_stall(sc, sc->recv_bulk_pipe); - ub_probe_clear_stall(sc, sc->send_bulk_pipe); - } else if (sc->dev->actconfig->desc.bNumInterfaces != 1) { - ; - } else { - rc = usb_lock_device_for_reset(sc->dev, sc->intf); - if (rc < 0) { - printk(KERN_NOTICE - "%s: usb_lock_device_for_reset failed (%d)\n", - sc->name, rc); - } else { - rc = usb_reset_device(sc->dev); - if (rc < 0) { - printk(KERN_NOTICE "%s: " - "usb_lock_device_for_reset failed (%d)\n", - sc->name, rc); - } - usb_unlock_device(sc->dev); - } - } - - /* - * In theory, no commands can be running while reset is active, - * so nobody can ask for another reset, and so we do not need any - * queues of resets or anything. We do need a spinlock though, - * to interact with block layer. - */ - spin_lock_irqsave(sc->lock, flags); - sc->reset = 0; - tasklet_schedule(&sc->tasklet); - list_for_each_entry(lun, &sc->luns, link) { - blk_start_queue(lun->disk->queue); - } - wake_up(&sc->reset_wait); - spin_unlock_irqrestore(sc->lock, flags); -} - -/* - * XXX Reset brackets are too much hassle to implement, so just stub them - * in order to prevent forced unbinding (which deadlocks solid when our - * ->disconnect method waits for the reset to complete and this kills keventd). - * - * XXX Tell Alan to move usb_unlock_device inside of usb_reset_device, - * or else the post_reset is invoked, and restats I/O on a locked device. - */ -static int ub_pre_reset(struct usb_interface *iface) { - return 0; -} - -static int ub_post_reset(struct usb_interface *iface) { - return 0; -} - -/* - * This is called from a process context. - */ -static void ub_revalidate(struct ub_dev *sc, struct ub_lun *lun) -{ - - lun->readonly = 0; /* XXX Query this from the device */ - - lun->capacity.nsec = 0; - lun->capacity.bsize = 512; - lun->capacity.bshift = 0; - - if (ub_sync_tur(sc, lun) != 0) - return; /* Not ready */ - lun->changed = 0; - - if (ub_sync_read_cap(sc, lun, &lun->capacity) != 0) { - /* - * The retry here means something is wrong, either with the - * device, with the transport, or with our code. - * We keep this because sd.c has retries for capacity. - */ - if (ub_sync_read_cap(sc, lun, &lun->capacity) != 0) { - lun->capacity.nsec = 0; - lun->capacity.bsize = 512; - lun->capacity.bshift = 0; - } - } -} - -/* - * The open funcion. - * This is mostly needed to keep refcounting, but also to support - * media checks on removable media drives. - */ -static int ub_bd_open(struct block_device *bdev, fmode_t mode) -{ - struct ub_lun *lun = bdev->bd_disk->private_data; - struct ub_dev *sc = lun->udev; - unsigned long flags; - int rc; - - spin_lock_irqsave(&ub_lock, flags); - if (atomic_read(&sc->poison)) { - spin_unlock_irqrestore(&ub_lock, flags); - return -ENXIO; - } - sc->openc++; - spin_unlock_irqrestore(&ub_lock, flags); - - if (lun->removable || lun->readonly) - check_disk_change(bdev); - - /* - * The sd.c considers ->media_present and ->changed not equivalent, - * under some pretty murky conditions (a failure of READ CAPACITY). - * We may need it one day. - */ - if (lun->removable && lun->changed && !(mode & FMODE_NDELAY)) { - rc = -ENOMEDIUM; - goto err_open; - } - - if (lun->readonly && (mode & FMODE_WRITE)) { - rc = -EROFS; - goto err_open; - } - - return 0; - -err_open: - ub_put(sc); - return rc; -} - -static int ub_bd_unlocked_open(struct block_device *bdev, fmode_t mode) -{ - int ret; - - mutex_lock(&ub_mutex); - ret = ub_bd_open(bdev, mode); - mutex_unlock(&ub_mutex); - - return ret; -} - - -/* - */ -static int ub_bd_release(struct gendisk *disk, fmode_t mode) -{ - struct ub_lun *lun = disk->private_data; - struct ub_dev *sc = lun->udev; - - mutex_lock(&ub_mutex); - ub_put(sc); - mutex_unlock(&ub_mutex); - - return 0; -} - -/* - * The ioctl interface. - */ -static int ub_bd_ioctl(struct block_device *bdev, fmode_t mode, - unsigned int cmd, unsigned long arg) -{ - void __user *usermem = (void __user *) arg; - int ret; - - mutex_lock(&ub_mutex); - ret = scsi_cmd_blk_ioctl(bdev, mode, cmd, usermem); - mutex_unlock(&ub_mutex); - - return ret; -} - -/* - * This is called by check_disk_change if we reported a media change. - * The main onjective here is to discover the features of the media such as - * the capacity, read-only status, etc. USB storage generally does not - * need to be spun up, but if we needed it, this would be the place. - * - * This call can sleep. - * - * The return code is not used. - */ -static int ub_bd_revalidate(struct gendisk *disk) -{ - struct ub_lun *lun = disk->private_data; - - ub_revalidate(lun->udev, lun); - - /* XXX Support sector size switching like in sr.c */ - blk_queue_logical_block_size(disk->queue, lun->capacity.bsize); - set_capacity(disk, lun->capacity.nsec); - // set_disk_ro(sdkp->disk, lun->readonly); - - return 0; -} - -/* - * The check is called by the block layer to verify if the media - * is still available. It is supposed to be harmless, lightweight and - * non-intrusive in case the media was not changed. - * - * This call can sleep. - * - * The return code is bool! - */ -static unsigned int ub_bd_check_events(struct gendisk *disk, - unsigned int clearing) -{ - struct ub_lun *lun = disk->private_data; - - if (!lun->removable) - return 0; - - /* - * We clean checks always after every command, so this is not - * as dangerous as it looks. If the TEST_UNIT_READY fails here, - * the device is actually not ready with operator or software - * intervention required. One dangerous item might be a drive which - * spins itself down, and come the time to write dirty pages, this - * will fail, then block layer discards the data. Since we never - * spin drives up, such devices simply cannot be used with ub anyway. - */ - if (ub_sync_tur(lun->udev, lun) != 0) { - lun->changed = 1; - return DISK_EVENT_MEDIA_CHANGE; - } - - return lun->changed ? DISK_EVENT_MEDIA_CHANGE : 0; -} - -static const struct block_device_operations ub_bd_fops = { - .owner = THIS_MODULE, - .open = ub_bd_unlocked_open, - .release = ub_bd_release, - .ioctl = ub_bd_ioctl, - .check_events = ub_bd_check_events, - .revalidate_disk = ub_bd_revalidate, -}; - -/* - * Common ->done routine for commands executed synchronously. - */ -static void ub_probe_done(struct ub_dev *sc, struct ub_scsi_cmd *cmd) -{ - struct completion *cop = cmd->back; - complete(cop); -} - -/* - * Test if the device has a check condition on it, synchronously. - */ -static int ub_sync_tur(struct ub_dev *sc, struct ub_lun *lun) -{ - struct ub_scsi_cmd *cmd; - enum { ALLOC_SIZE = sizeof(struct ub_scsi_cmd) }; - unsigned long flags; - struct completion compl; - int rc; - - init_completion(&compl); - - rc = -ENOMEM; - if ((cmd = kzalloc(ALLOC_SIZE, GFP_KERNEL)) == NULL) - goto err_alloc; - - cmd->cdb[0] = TEST_UNIT_READY; - cmd->cdb_len = 6; - cmd->dir = UB_DIR_NONE; - cmd->state = UB_CMDST_INIT; - cmd->lun = lun; /* This may be NULL, but that's ok */ - cmd->done = ub_probe_done; - cmd->back = &compl; - - spin_lock_irqsave(sc->lock, flags); - cmd->tag = sc->tagcnt++; - - rc = ub_submit_scsi(sc, cmd); - spin_unlock_irqrestore(sc->lock, flags); - - if (rc != 0) - goto err_submit; - - wait_for_completion(&compl); - - rc = cmd->error; - - if (rc == -EIO && cmd->key != 0) /* Retries for benh's key */ - rc = cmd->key; - -err_submit: - kfree(cmd); -err_alloc: - return rc; -} - -/* - * Read the SCSI capacity synchronously (for probing). - */ -static int ub_sync_read_cap(struct ub_dev *sc, struct ub_lun *lun, - struct ub_capacity *ret) -{ - struct ub_scsi_cmd *cmd; - struct scatterlist *sg; - char *p; - enum { ALLOC_SIZE = sizeof(struct ub_scsi_cmd) + 8 }; - unsigned long flags; - unsigned int bsize, shift; - unsigned long nsec; - struct completion compl; - int rc; - - init_completion(&compl); - - rc = -ENOMEM; - if ((cmd = kzalloc(ALLOC_SIZE, GFP_KERNEL)) == NULL) - goto err_alloc; - p = (char *)cmd + sizeof(struct ub_scsi_cmd); - - cmd->cdb[0] = 0x25; - cmd->cdb_len = 10; - cmd->dir = UB_DIR_READ; - cmd->state = UB_CMDST_INIT; - cmd->nsg = 1; - sg = &cmd->sgv[0]; - sg_init_table(sg, UB_MAX_REQ_SG); - sg_set_page(sg, virt_to_page(p), 8, (unsigned long)p & (PAGE_SIZE-1)); - cmd->len = 8; - cmd->lun = lun; - cmd->done = ub_probe_done; - cmd->back = &compl; - - spin_lock_irqsave(sc->lock, flags); - cmd->tag = sc->tagcnt++; - - rc = ub_submit_scsi(sc, cmd); - spin_unlock_irqrestore(sc->lock, flags); - - if (rc != 0) - goto err_submit; - - wait_for_completion(&compl); - - if (cmd->error != 0) { - rc = -EIO; - goto err_read; - } - if (cmd->act_len != 8) { - rc = -EIO; - goto err_read; - } - - /* sd.c special-cases sector size of 0 to mean 512. Needed? Safe? */ - nsec = be32_to_cpu(*(__be32 *)p) + 1; - bsize = be32_to_cpu(*(__be32 *)(p + 4)); - switch (bsize) { - case 512: shift = 0; break; - case 1024: shift = 1; break; - case 2048: shift = 2; break; - case 4096: shift = 3; break; - default: - rc = -EDOM; - goto err_inv_bsize; - } - - ret->bsize = bsize; - ret->bshift = shift; - ret->nsec = nsec << shift; - rc = 0; - -err_inv_bsize: -err_read: -err_submit: - kfree(cmd); -err_alloc: - return rc; -} - -/* - */ -static void ub_probe_urb_complete(struct urb *urb) -{ - struct completion *cop = urb->context; - complete(cop); -} - -static void ub_probe_timeout(unsigned long arg) -{ - struct completion *cop = (struct completion *) arg; - complete(cop); -} - -/* - * Reset with a Bulk reset. - */ -static int ub_sync_reset(struct ub_dev *sc) -{ - int ifnum = sc->intf->cur_altsetting->desc.bInterfaceNumber; - struct usb_ctrlrequest *cr; - struct completion compl; - struct timer_list timer; - int rc; - - init_completion(&compl); - - cr = &sc->work_cr; - cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE; - cr->bRequest = US_BULK_RESET_REQUEST; - cr->wValue = cpu_to_le16(0); - cr->wIndex = cpu_to_le16(ifnum); - cr->wLength = cpu_to_le16(0); - - usb_fill_control_urb(&sc->work_urb, sc->dev, sc->send_ctrl_pipe, - (unsigned char*) cr, NULL, 0, ub_probe_urb_complete, &compl); - - if ((rc = usb_submit_urb(&sc->work_urb, GFP_KERNEL)) != 0) { - printk(KERN_WARNING - "%s: Unable to submit a bulk reset (%d)\n", sc->name, rc); - return rc; - } - - init_timer(&timer); - timer.function = ub_probe_timeout; - timer.data = (unsigned long) &compl; - timer.expires = jiffies + UB_CTRL_TIMEOUT; - add_timer(&timer); - - wait_for_completion(&compl); - - del_timer_sync(&timer); - usb_kill_urb(&sc->work_urb); - - return sc->work_urb.status; -} - -/* - * Get number of LUNs by the way of Bulk GetMaxLUN command. - */ -static int ub_sync_getmaxlun(struct ub_dev *sc) -{ - int ifnum = sc->intf->cur_altsetting->desc.bInterfaceNumber; - unsigned char *p; - enum { ALLOC_SIZE = 1 }; - struct usb_ctrlrequest *cr; - struct completion compl; - struct timer_list timer; - int nluns; - int rc; - - init_completion(&compl); - - rc = -ENOMEM; - if ((p = kmalloc(ALLOC_SIZE, GFP_KERNEL)) == NULL) - goto err_alloc; - *p = 55; - - cr = &sc->work_cr; - cr->bRequestType = USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE; - cr->bRequest = US_BULK_GET_MAX_LUN; - cr->wValue = cpu_to_le16(0); - cr->wIndex = cpu_to_le16(ifnum); - cr->wLength = cpu_to_le16(1); - - usb_fill_control_urb(&sc->work_urb, sc->dev, sc->recv_ctrl_pipe, - (unsigned char*) cr, p, 1, ub_probe_urb_complete, &compl); - - if ((rc = usb_submit_urb(&sc->work_urb, GFP_KERNEL)) != 0) - goto err_submit; - - init_timer(&timer); - timer.function = ub_probe_timeout; - timer.data = (unsigned long) &compl; - timer.expires = jiffies + UB_CTRL_TIMEOUT; - add_timer(&timer); - - wait_for_completion(&compl); - - del_timer_sync(&timer); - usb_kill_urb(&sc->work_urb); - - if ((rc = sc->work_urb.status) < 0) - goto err_io; - - if (sc->work_urb.actual_length != 1) { - nluns = 0; - } else { - if ((nluns = *p) == 55) { - nluns = 0; - } else { - /* GetMaxLUN returns the maximum LUN number */ - nluns += 1; - if (nluns > UB_MAX_LUNS) - nluns = UB_MAX_LUNS; - } - } - - kfree(p); - return nluns; - -err_io: -err_submit: - kfree(p); -err_alloc: - return rc; -} - -/* - * Clear initial stalls. - */ -static int ub_probe_clear_stall(struct ub_dev *sc, int stalled_pipe) -{ - int endp; - struct usb_ctrlrequest *cr; - struct completion compl; - struct timer_list timer; - int rc; - - init_completion(&compl); - - endp = usb_pipeendpoint(stalled_pipe); - if (usb_pipein (stalled_pipe)) - endp |= USB_DIR_IN; - - cr = &sc->work_cr; - cr->bRequestType = USB_RECIP_ENDPOINT; - cr->bRequest = USB_REQ_CLEAR_FEATURE; - cr->wValue = cpu_to_le16(USB_ENDPOINT_HALT); - cr->wIndex = cpu_to_le16(endp); - cr->wLength = cpu_to_le16(0); - - usb_fill_control_urb(&sc->work_urb, sc->dev, sc->send_ctrl_pipe, - (unsigned char*) cr, NULL, 0, ub_probe_urb_complete, &compl); - - if ((rc = usb_submit_urb(&sc->work_urb, GFP_KERNEL)) != 0) { - printk(KERN_WARNING - "%s: Unable to submit a probe clear (%d)\n", sc->name, rc); - return rc; - } - - init_timer(&timer); - timer.function = ub_probe_timeout; - timer.data = (unsigned long) &compl; - timer.expires = jiffies + UB_CTRL_TIMEOUT; - add_timer(&timer); - - wait_for_completion(&compl); - - del_timer_sync(&timer); - usb_kill_urb(&sc->work_urb); - - usb_reset_endpoint(sc->dev, endp); - - return 0; -} - -/* - * Get the pipe settings. - */ -static int ub_get_pipes(struct ub_dev *sc, struct usb_device *dev, - struct usb_interface *intf) -{ - struct usb_host_interface *altsetting = intf->cur_altsetting; - struct usb_endpoint_descriptor *ep_in = NULL; - struct usb_endpoint_descriptor *ep_out = NULL; - struct usb_endpoint_descriptor *ep; - int i; - - /* - * Find the endpoints we need. - * We are expecting a minimum of 2 endpoints - in and out (bulk). - * We will ignore any others. - */ - for (i = 0; i < altsetting->desc.bNumEndpoints; i++) { - ep = &altsetting->endpoint[i].desc; - - /* Is it a BULK endpoint? */ - if (usb_endpoint_xfer_bulk(ep)) { - /* BULK in or out? */ - if (usb_endpoint_dir_in(ep)) { - if (ep_in == NULL) - ep_in = ep; - } else { - if (ep_out == NULL) - ep_out = ep; - } - } - } - - if (ep_in == NULL || ep_out == NULL) { - printk(KERN_NOTICE "%s: failed endpoint check\n", sc->name); - return -ENODEV; - } - - /* Calculate and store the pipe values */ - sc->send_ctrl_pipe = usb_sndctrlpipe(dev, 0); - sc->recv_ctrl_pipe = usb_rcvctrlpipe(dev, 0); - sc->send_bulk_pipe = usb_sndbulkpipe(dev, - usb_endpoint_num(ep_out)); - sc->recv_bulk_pipe = usb_rcvbulkpipe(dev, - usb_endpoint_num(ep_in)); - - return 0; -} - -/* - * Probing is done in the process context, which allows us to cheat - * and not to build a state machine for the discovery. - */ -static int ub_probe(struct usb_interface *intf, - const struct usb_device_id *dev_id) -{ - struct ub_dev *sc; - int nluns; - int rc; - int i; - - if (usb_usual_check_type(dev_id, USB_US_TYPE_UB)) - return -ENXIO; - - rc = -ENOMEM; - if ((sc = kzalloc(sizeof(struct ub_dev), GFP_KERNEL)) == NULL) - goto err_core; - sc->lock = ub_next_lock(); - INIT_LIST_HEAD(&sc->luns); - usb_init_urb(&sc->work_urb); - tasklet_init(&sc->tasklet, ub_scsi_action, (unsigned long)sc); - atomic_set(&sc->poison, 0); - INIT_WORK(&sc->reset_work, ub_reset_task); - init_waitqueue_head(&sc->reset_wait); - - init_timer(&sc->work_timer); - sc->work_timer.data = (unsigned long) sc; - sc->work_timer.function = ub_urb_timeout; - - ub_init_completion(&sc->work_done); - sc->work_done.done = 1; /* A little yuk, but oh well... */ - - sc->dev = interface_to_usbdev(intf); - sc->intf = intf; - // sc->ifnum = intf->cur_altsetting->desc.bInterfaceNumber; - usb_set_intfdata(intf, sc); - usb_get_dev(sc->dev); - /* - * Since we give the interface struct to the block level through - * disk->driverfs_dev, we have to pin it. Otherwise, block_uevent - * oopses on close after a disconnect (kernels 2.6.16 and up). - */ - usb_get_intf(sc->intf); - - snprintf(sc->name, 12, DRV_NAME "(%d.%d)", - sc->dev->bus->busnum, sc->dev->devnum); - - /* XXX Verify that we can handle the device (from descriptors) */ - - if (ub_get_pipes(sc, sc->dev, intf) != 0) - goto err_dev_desc; - - /* - * At this point, all USB initialization is done, do upper layer. - * We really hate halfway initialized structures, so from the - * invariants perspective, this ub_dev is fully constructed at - * this point. - */ - - /* - * This is needed to clear toggles. It is a problem only if we do - * `rmmod ub && modprobe ub` without disconnects, but we like that. - */ -#if 0 /* iPod Mini fails if we do this (big white iPod works) */ - ub_probe_clear_stall(sc, sc->recv_bulk_pipe); - ub_probe_clear_stall(sc, sc->send_bulk_pipe); -#endif - - /* - * The way this is used by the startup code is a little specific. - * A SCSI check causes a USB stall. Our common case code sees it - * and clears the check, after which the device is ready for use. - * But if a check was not present, any command other than - * TEST_UNIT_READY ends with a lockup (including REQUEST_SENSE). - * - * If we neglect to clear the SCSI check, the first real command fails - * (which is the capacity readout). We clear that and retry, but why - * causing spurious retries for no reason. - * - * Revalidation may start with its own TEST_UNIT_READY, but that one - * has to succeed, so we clear checks with an additional one here. - * In any case it's not our business how revaliadation is implemented. - */ - for (i = 0; i < 3; i++) { /* Retries for the schwag key from KS'04 */ - if ((rc = ub_sync_tur(sc, NULL)) <= 0) break; - if (rc != 0x6) break; - msleep(10); - } - - nluns = 1; - for (i = 0; i < 3; i++) { - if ((rc = ub_sync_getmaxlun(sc)) < 0) - break; - if (rc != 0) { - nluns = rc; - break; - } - msleep(100); - } - - for (i = 0; i < nluns; i++) { - ub_probe_lun(sc, i); - } - return 0; - -err_dev_desc: - usb_set_intfdata(intf, NULL); - usb_put_intf(sc->intf); - usb_put_dev(sc->dev); - kfree(sc); -err_core: - return rc; -} - -static int ub_probe_lun(struct ub_dev *sc, int lnum) -{ - struct ub_lun *lun; - struct request_queue *q; - struct gendisk *disk; - int rc; - - rc = -ENOMEM; - if ((lun = kzalloc(sizeof(struct ub_lun), GFP_KERNEL)) == NULL) - goto err_alloc; - lun->num = lnum; - - rc = -ENOSR; - if ((lun->id = ub_id_get()) == -1) - goto err_id; - - lun->udev = sc; - - snprintf(lun->name, 16, DRV_NAME "%c(%d.%d.%d)", - lun->id + 'a', sc->dev->bus->busnum, sc->dev->devnum, lun->num); - - lun->removable = 1; /* XXX Query this from the device */ - lun->changed = 1; /* ub_revalidate clears only */ - ub_revalidate(sc, lun); - - rc = -ENOMEM; - if ((disk = alloc_disk(UB_PARTS_PER_LUN)) == NULL) - goto err_diskalloc; - - sprintf(disk->disk_name, DRV_NAME "%c", lun->id + 'a'); - disk->major = UB_MAJOR; - disk->first_minor = lun->id * UB_PARTS_PER_LUN; - disk->fops = &ub_bd_fops; - disk->private_data = lun; - disk->driverfs_dev = &sc->intf->dev; - - rc = -ENOMEM; - if ((q = blk_init_queue(ub_request_fn, sc->lock)) == NULL) - goto err_blkqinit; - - disk->queue = q; - - blk_queue_bounce_limit(q, BLK_BOUNCE_HIGH); - blk_queue_max_segments(q, UB_MAX_REQ_SG); - blk_queue_segment_boundary(q, 0xffffffff); /* Dubious. */ - blk_queue_max_hw_sectors(q, UB_MAX_SECTORS); - blk_queue_logical_block_size(q, lun->capacity.bsize); - - lun->disk = disk; - q->queuedata = lun; - list_add(&lun->link, &sc->luns); - - set_capacity(disk, lun->capacity.nsec); - if (lun->removable) - disk->flags |= GENHD_FL_REMOVABLE; - - add_disk(disk); - - return 0; - -err_blkqinit: - put_disk(disk); -err_diskalloc: - ub_id_put(lun->id); -err_id: - kfree(lun); -err_alloc: - return rc; -} - -static void ub_disconnect(struct usb_interface *intf) -{ - struct ub_dev *sc = usb_get_intfdata(intf); - struct ub_lun *lun; - unsigned long flags; - - /* - * Prevent ub_bd_release from pulling the rug from under us. - * XXX This is starting to look like a kref. - * XXX Why not to take this ref at probe time? - */ - spin_lock_irqsave(&ub_lock, flags); - sc->openc++; - spin_unlock_irqrestore(&ub_lock, flags); - - /* - * Fence stall clearings, operations triggered by unlinkings and so on. - * We do not attempt to unlink any URBs, because we do not trust the - * unlink paths in HC drivers. Also, we get -84 upon disconnect anyway. - */ - atomic_set(&sc->poison, 1); - - /* - * Wait for reset to end, if any. - */ - wait_event(sc->reset_wait, !sc->reset); - - /* - * Blow away queued commands. - * - * Actually, this never works, because before we get here - * the HCD terminates outstanding URB(s). It causes our - * SCSI command queue to advance, commands fail to submit, - * and the whole queue drains. So, we just use this code to - * print warnings. - */ - spin_lock_irqsave(sc->lock, flags); - { - struct ub_scsi_cmd *cmd; - int cnt = 0; - while ((cmd = ub_cmdq_peek(sc)) != NULL) { - cmd->error = -ENOTCONN; - cmd->state = UB_CMDST_DONE; - ub_cmdq_pop(sc); - (*cmd->done)(sc, cmd); - cnt++; - } - if (cnt != 0) { - printk(KERN_WARNING "%s: " - "%d was queued after shutdown\n", sc->name, cnt); - } - } - spin_unlock_irqrestore(sc->lock, flags); - - /* - * Unregister the upper layer. - */ - list_for_each_entry(lun, &sc->luns, link) { - del_gendisk(lun->disk); - /* - * I wish I could do: - * queue_flag_set(QUEUE_FLAG_DEAD, q); - * As it is, we rely on our internal poisoning and let - * the upper levels to spin furiously failing all the I/O. - */ - } - - /* - * Testing for -EINPROGRESS is always a bug, so we are bending - * the rules a little. - */ - spin_lock_irqsave(sc->lock, flags); - if (sc->work_urb.status == -EINPROGRESS) { /* janitors: ignore */ - printk(KERN_WARNING "%s: " - "URB is active after disconnect\n", sc->name); - } - spin_unlock_irqrestore(sc->lock, flags); - - /* - * There is virtually no chance that other CPU runs a timeout so long - * after ub_urb_complete should have called del_timer, but only if HCD - * didn't forget to deliver a callback on unlink. - */ - del_timer_sync(&sc->work_timer); - - /* - * At this point there must be no commands coming from anyone - * and no URBs left in transit. - */ - - ub_put(sc); -} - -static struct usb_driver ub_driver = { - .name = "ub", - .probe = ub_probe, - .disconnect = ub_disconnect, - .id_table = ub_usb_ids, - .pre_reset = ub_pre_reset, - .post_reset = ub_post_reset, -}; - -static int __init ub_init(void) -{ - int rc; - int i; - - pr_info("'Low Performance USB Block' driver is deprecated. " - "Please switch to usb-storage\n"); - for (i = 0; i < UB_QLOCK_NUM; i++) - spin_lock_init(&ub_qlockv[i]); - - if ((rc = register_blkdev(UB_MAJOR, DRV_NAME)) != 0) - goto err_regblkdev; - - if ((rc = usb_register(&ub_driver)) != 0) - goto err_register; - - usb_usual_set_present(USB_US_TYPE_UB); - return 0; - -err_register: - unregister_blkdev(UB_MAJOR, DRV_NAME); -err_regblkdev: - return rc; -} - -static void __exit ub_exit(void) -{ - usb_deregister(&ub_driver); - - unregister_blkdev(UB_MAJOR, DRV_NAME); - usb_usual_clear_present(USB_US_TYPE_UB); -} - -module_init(ub_init); -module_exit(ub_exit); - -MODULE_LICENSE("GPL"); diff --git a/trunk/drivers/bluetooth/ath3k.c b/trunk/drivers/bluetooth/ath3k.c index 10308cd8a7ed..11f36e502136 100644 --- a/trunk/drivers/bluetooth/ath3k.c +++ b/trunk/drivers/bluetooth/ath3k.c @@ -79,6 +79,7 @@ static struct usb_device_id ath3k_table[] = { { USB_DEVICE(0x13d3, 0x3362) }, { USB_DEVICE(0x0CF3, 0xE004) }, { USB_DEVICE(0x0930, 0x0219) }, + { USB_DEVICE(0x0489, 0xe057) }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xE02C) }, @@ -104,6 +105,7 @@ static struct usb_device_id ath3k_blist_tbl[] = { { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, /* Atheros AR5BBU22 with sflash firmware */ { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 }, diff --git a/trunk/drivers/bluetooth/btusb.c b/trunk/drivers/bluetooth/btusb.c index e27221411036..cef3bac1a543 100644 --- a/trunk/drivers/bluetooth/btusb.c +++ b/trunk/drivers/bluetooth/btusb.c @@ -98,6 +98,7 @@ static struct usb_device_id btusb_table[] = { { USB_DEVICE(0x0a5c, 0x21e6) }, { USB_DEVICE(0x0a5c, 0x21e8) }, { USB_DEVICE(0x0a5c, 0x21f3) }, + { USB_DEVICE(0x0a5c, 0x21f4) }, { USB_DEVICE(0x413c, 0x8197) }, /* Foxconn - Hon Hai */ @@ -133,6 +134,7 @@ static struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE }, diff --git a/trunk/drivers/char/agp/intel-agp.h b/trunk/drivers/char/agp/intel-agp.h index 6f007b6c240d..6ec0fff79bc2 100644 --- a/trunk/drivers/char/agp/intel-agp.h +++ b/trunk/drivers/char/agp/intel-agp.h @@ -64,6 +64,7 @@ #define I830_PTE_SYSTEM_CACHED 0x00000006 /* GT PTE cache control fields */ #define GEN6_PTE_UNCACHED 0x00000002 +#define HSW_PTE_UNCACHED 0x00000000 #define GEN6_PTE_LLC 0x00000004 #define GEN6_PTE_LLC_MLC 0x00000006 #define GEN6_PTE_GFDT 0x00000008 diff --git a/trunk/drivers/char/agp/intel-gtt.c b/trunk/drivers/char/agp/intel-gtt.c index 08fc5cbb13cd..58e32f7c3229 100644 --- a/trunk/drivers/char/agp/intel-gtt.c +++ b/trunk/drivers/char/agp/intel-gtt.c @@ -1156,6 +1156,30 @@ static bool gen6_check_flags(unsigned int flags) return true; } +static void haswell_write_entry(dma_addr_t addr, unsigned int entry, + unsigned int flags) +{ + unsigned int type_mask = flags & ~AGP_USER_CACHED_MEMORY_GFDT; + unsigned int gfdt = flags & AGP_USER_CACHED_MEMORY_GFDT; + u32 pte_flags; + + if (type_mask == AGP_USER_MEMORY) + pte_flags = HSW_PTE_UNCACHED | I810_PTE_VALID; + else if (type_mask == AGP_USER_CACHED_MEMORY_LLC_MLC) { + pte_flags = GEN6_PTE_LLC_MLC | I810_PTE_VALID; + if (gfdt) + pte_flags |= GEN6_PTE_GFDT; + } else { /* set 'normal'/'cached' to LLC by default */ + pte_flags = GEN6_PTE_LLC | I810_PTE_VALID; + if (gfdt) + pte_flags |= GEN6_PTE_GFDT; + } + + /* gen6 has bit11-4 for physical addr bit39-32 */ + addr |= (addr >> 28) & 0xff0; + writel(addr | pte_flags, intel_private.gtt + entry); +} + static void gen6_write_entry(dma_addr_t addr, unsigned int entry, unsigned int flags) { @@ -1382,6 +1406,15 @@ static const struct intel_gtt_driver sandybridge_gtt_driver = { .check_flags = gen6_check_flags, .chipset_flush = i9xx_chipset_flush, }; +static const struct intel_gtt_driver haswell_gtt_driver = { + .gen = 6, + .setup = i9xx_setup, + .cleanup = gen6_cleanup, + .write_entry = haswell_write_entry, + .dma_mask_size = 40, + .check_flags = gen6_check_flags, + .chipset_flush = i9xx_chipset_flush, +}; static const struct intel_gtt_driver valleyview_gtt_driver = { .gen = 7, .setup = i9xx_setup, @@ -1499,77 +1532,77 @@ static const struct intel_gtt_driver_description { { PCI_DEVICE_ID_INTEL_VALLEYVIEW_IG, "ValleyView", &valleyview_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_D_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_D_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_D_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_M_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_M_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_M_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_S_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_S_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_S_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_SDV_D_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_SDV_D_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_SDV_D_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_SDV_M_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_SDV_M_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_SDV_M_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_SDV_S_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_SDV_S_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_SDV_S_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_ULT_D_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_ULT_D_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_ULT_D_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_ULT_M_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_ULT_M_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_ULT_M_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_ULT_S_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_ULT_S_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_ULT_S_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_CRW_D_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_CRW_D_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_CRW_D_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_CRW_M_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_CRW_M_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_CRW_M_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_CRW_S_GT1_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_CRW_S_GT2_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { PCI_DEVICE_ID_INTEL_HASWELL_CRW_S_GT2_PLUS_IG, - "Haswell", &sandybridge_gtt_driver }, + "Haswell", &haswell_gtt_driver }, { 0, NULL, NULL } }; diff --git a/trunk/drivers/clocksource/cs5535-clockevt.c b/trunk/drivers/clocksource/cs5535-clockevt.c index 540795cd0760..d9279385304d 100644 --- a/trunk/drivers/clocksource/cs5535-clockevt.c +++ b/trunk/drivers/clocksource/cs5535-clockevt.c @@ -53,7 +53,7 @@ static struct cs5535_mfgpt_timer *cs5535_event_clock; #define MFGPT_PERIODIC (MFGPT_HZ / HZ) /* - * The MFPGT timers on the CS5536 provide us with suitable timers to use + * The MFGPT timers on the CS5536 provide us with suitable timers to use * as clock event sources - not as good as a HPET or APIC, but certainly * better than the PIT. This isn't a general purpose MFGPT driver, but * a simplified one designed specifically to act as a clock event source. @@ -144,7 +144,7 @@ static int __init cs5535_mfgpt_init(void) timer = cs5535_mfgpt_alloc_timer(MFGPT_TIMER_ANY, MFGPT_DOMAIN_WORKING); if (!timer) { - printk(KERN_ERR DRV_NAME ": Could not allocate MFPGT timer\n"); + printk(KERN_ERR DRV_NAME ": Could not allocate MFGPT timer\n"); return -ENODEV; } cs5535_event_clock = timer; diff --git a/trunk/drivers/cpuidle/coupled.c b/trunk/drivers/cpuidle/coupled.c index 2c9bf2692232..3265844839bf 100644 --- a/trunk/drivers/cpuidle/coupled.c +++ b/trunk/drivers/cpuidle/coupled.c @@ -678,10 +678,22 @@ static int cpuidle_coupled_cpu_notify(struct notifier_block *nb, int cpu = (unsigned long)hcpu; struct cpuidle_device *dev; + switch (action & ~CPU_TASKS_FROZEN) { + case CPU_UP_PREPARE: + case CPU_DOWN_PREPARE: + case CPU_ONLINE: + case CPU_DEAD: + case CPU_UP_CANCELED: + case CPU_DOWN_FAILED: + break; + default: + return NOTIFY_OK; + } + mutex_lock(&cpuidle_lock); dev = per_cpu(cpuidle_devices, cpu); - if (!dev->coupled) + if (!dev || !dev->coupled) goto out; switch (action & ~CPU_TASKS_FROZEN) { diff --git a/trunk/drivers/extcon/extcon_gpio.c b/trunk/drivers/extcon/extcon_gpio.c index fe3db45fa83c..3cc152e690b0 100644 --- a/trunk/drivers/extcon/extcon_gpio.c +++ b/trunk/drivers/extcon/extcon_gpio.c @@ -107,7 +107,8 @@ static int __devinit gpio_extcon_probe(struct platform_device *pdev) if (ret < 0) return ret; - ret = gpio_request_one(extcon_data->gpio, GPIOF_DIR_IN, pdev->name); + ret = devm_gpio_request_one(&pdev->dev, extcon_data->gpio, GPIOF_DIR_IN, + pdev->name); if (ret < 0) goto err; diff --git a/trunk/drivers/gpu/drm/Kconfig b/trunk/drivers/gpu/drm/Kconfig index 23120c00a881..90e28081712d 100644 --- a/trunk/drivers/gpu/drm/Kconfig +++ b/trunk/drivers/gpu/drm/Kconfig @@ -22,6 +22,7 @@ menuconfig DRM config DRM_USB tristate depends on DRM + depends on USB_ARCH_HAS_HCD select USB config DRM_KMS_HELPER diff --git a/trunk/drivers/gpu/drm/drm_modes.c b/trunk/drivers/gpu/drm/drm_modes.c index b7adb4a967fd..28637c181b15 100644 --- a/trunk/drivers/gpu/drm/drm_modes.c +++ b/trunk/drivers/gpu/drm/drm_modes.c @@ -706,9 +706,6 @@ void drm_mode_set_crtcinfo(struct drm_display_mode *p, int adjust_flags) p->crtc_vblank_end = max(p->crtc_vsync_end, p->crtc_vtotal); p->crtc_hblank_start = min(p->crtc_hsync_start, p->crtc_hdisplay); p->crtc_hblank_end = max(p->crtc_hsync_end, p->crtc_htotal); - - p->crtc_hadjusted = false; - p->crtc_vadjusted = false; } EXPORT_SYMBOL(drm_mode_set_crtcinfo); diff --git a/trunk/drivers/gpu/drm/drm_proc.c b/trunk/drivers/gpu/drm/drm_proc.c index 371c695322d9..da457b18eaaf 100644 --- a/trunk/drivers/gpu/drm/drm_proc.c +++ b/trunk/drivers/gpu/drm/drm_proc.c @@ -89,7 +89,7 @@ static const struct file_operations drm_proc_fops = { * Create a given set of proc files represented by an array of * gdm_proc_lists in the given root directory. */ -int drm_proc_create_files(struct drm_info_list *files, int count, +static int drm_proc_create_files(struct drm_info_list *files, int count, struct proc_dir_entry *root, struct drm_minor *minor) { struct drm_device *dev = minor->dev; @@ -172,7 +172,7 @@ int drm_proc_init(struct drm_minor *minor, int minor_id, return 0; } -int drm_proc_remove_files(struct drm_info_list *files, int count, +static int drm_proc_remove_files(struct drm_info_list *files, int count, struct drm_minor *minor) { struct list_head *pos, *q; diff --git a/trunk/drivers/gpu/drm/i915/i915_gem.c b/trunk/drivers/gpu/drm/i915/i915_gem.c index 5c4657a54f97..489e2b162b27 100644 --- a/trunk/drivers/gpu/drm/i915/i915_gem.c +++ b/trunk/drivers/gpu/drm/i915/i915_gem.c @@ -2365,6 +2365,10 @@ int i915_gpu_idle(struct drm_device *dev) /* Flush everything onto the inactive list. */ for_each_ring(ring, dev_priv, i) { + ret = i915_switch_context(ring, NULL, DEFAULT_CONTEXT_ID); + if (ret) + return ret; + ret = i915_ring_idle(ring); if (ret) return ret; @@ -2372,10 +2376,6 @@ int i915_gpu_idle(struct drm_device *dev) /* Is the device fubar? */ if (WARN_ON(!list_empty(&ring->gpu_write_list))) return -EBUSY; - - ret = i915_switch_context(ring, NULL, DEFAULT_CONTEXT_ID); - if (ret) - return ret; } return 0; diff --git a/trunk/drivers/gpu/drm/i915/i915_gem_gtt.c b/trunk/drivers/gpu/drm/i915/i915_gem_gtt.c index ee9b68f6bc36..d9a5372ec56f 100644 --- a/trunk/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/trunk/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -261,7 +261,10 @@ void i915_ppgtt_bind_object(struct i915_hw_ppgtt *ppgtt, pte_flags |= GEN6_PTE_CACHE_LLC; break; case I915_CACHE_NONE: - pte_flags |= GEN6_PTE_UNCACHED; + if (IS_HASWELL(dev)) + pte_flags |= HSW_PTE_UNCACHED; + else + pte_flags |= GEN6_PTE_UNCACHED; break; default: BUG(); diff --git a/trunk/drivers/gpu/drm/i915/i915_reg.h b/trunk/drivers/gpu/drm/i915/i915_reg.h index acc99b21e0b6..28725ce5b82c 100644 --- a/trunk/drivers/gpu/drm/i915/i915_reg.h +++ b/trunk/drivers/gpu/drm/i915/i915_reg.h @@ -115,6 +115,7 @@ #define GEN6_PTE_VALID (1 << 0) #define GEN6_PTE_UNCACHED (1 << 1) +#define HSW_PTE_UNCACHED (0) #define GEN6_PTE_CACHE_LLC (2 << 1) #define GEN6_PTE_CACHE_LLC_MLC (3 << 1) #define GEN6_PTE_CACHE_BITS (3 << 1) diff --git a/trunk/drivers/gpu/drm/i915/intel_crt.c b/trunk/drivers/gpu/drm/i915/intel_crt.c index 7ed4a41c3965..23bdc8cd1458 100644 --- a/trunk/drivers/gpu/drm/i915/intel_crt.c +++ b/trunk/drivers/gpu/drm/i915/intel_crt.c @@ -326,6 +326,36 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector) return ret; } +static struct edid *intel_crt_get_edid(struct drm_connector *connector, + struct i2c_adapter *i2c) +{ + struct edid *edid; + + edid = drm_get_edid(connector, i2c); + + if (!edid && !intel_gmbus_is_forced_bit(i2c)) { + DRM_DEBUG_KMS("CRT GMBUS EDID read failed, retry using GPIO bit-banging\n"); + intel_gmbus_force_bit(i2c, true); + edid = drm_get_edid(connector, i2c); + intel_gmbus_force_bit(i2c, false); + } + + return edid; +} + +/* local version of intel_ddc_get_modes() to use intel_crt_get_edid() */ +static int intel_crt_ddc_get_modes(struct drm_connector *connector, + struct i2c_adapter *adapter) +{ + struct edid *edid; + + edid = intel_crt_get_edid(connector, adapter); + if (!edid) + return 0; + + return intel_connector_update_modes(connector, edid); +} + static bool intel_crt_detect_ddc(struct drm_connector *connector) { struct intel_crt *crt = intel_attached_crt(connector); @@ -336,7 +366,7 @@ static bool intel_crt_detect_ddc(struct drm_connector *connector) BUG_ON(crt->base.type != INTEL_OUTPUT_ANALOG); i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->crt_ddc_pin); - edid = drm_get_edid(connector, i2c); + edid = intel_crt_get_edid(connector, i2c); if (edid) { bool is_digital = edid->input & DRM_EDID_INPUT_DIGITAL; @@ -544,13 +574,13 @@ static int intel_crt_get_modes(struct drm_connector *connector) struct i2c_adapter *i2c; i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->crt_ddc_pin); - ret = intel_ddc_get_modes(connector, i2c); + ret = intel_crt_ddc_get_modes(connector, i2c); if (ret || !IS_G4X(dev)) return ret; /* Try to probe digital port for output in DVI-I -> VGA mode. */ i2c = intel_gmbus_get_adapter(dev_priv, GMBUS_PORT_DPB); - return intel_ddc_get_modes(connector, i2c); + return intel_crt_ddc_get_modes(connector, i2c); } static int intel_crt_set_property(struct drm_connector *connector, diff --git a/trunk/drivers/gpu/drm/i915/intel_drv.h b/trunk/drivers/gpu/drm/i915/intel_drv.h index 132ab511b90c..cd54cf88a28f 100644 --- a/trunk/drivers/gpu/drm/i915/intel_drv.h +++ b/trunk/drivers/gpu/drm/i915/intel_drv.h @@ -342,6 +342,8 @@ struct intel_fbc_work { int interval; }; +int intel_connector_update_modes(struct drm_connector *connector, + struct edid *edid); int intel_ddc_get_modes(struct drm_connector *c, struct i2c_adapter *adapter); extern void intel_attach_force_audio_property(struct drm_connector *connector); diff --git a/trunk/drivers/gpu/drm/i915/intel_modes.c b/trunk/drivers/gpu/drm/i915/intel_modes.c index 45848b9b670b..29b72593fbb2 100644 --- a/trunk/drivers/gpu/drm/i915/intel_modes.c +++ b/trunk/drivers/gpu/drm/i915/intel_modes.c @@ -32,6 +32,25 @@ #include "intel_drv.h" #include "i915_drv.h" +/** + * intel_connector_update_modes - update connector from edid + * @connector: DRM connector device to use + * @edid: previously read EDID information + */ +int intel_connector_update_modes(struct drm_connector *connector, + struct edid *edid) +{ + int ret; + + drm_mode_connector_update_edid_property(connector, edid); + ret = drm_add_edid_modes(connector, edid); + drm_edid_to_eld(connector, edid); + connector->display_info.raw_edid = NULL; + kfree(edid); + + return ret; +} + /** * intel_ddc_get_modes - get modelist from monitor * @connector: DRM connector device to use @@ -43,18 +62,12 @@ int intel_ddc_get_modes(struct drm_connector *connector, struct i2c_adapter *adapter) { struct edid *edid; - int ret = 0; edid = drm_get_edid(connector, adapter); - if (edid) { - drm_mode_connector_update_edid_property(connector, edid); - ret = drm_add_edid_modes(connector, edid); - drm_edid_to_eld(connector, edid); - connector->display_info.raw_edid = NULL; - kfree(edid); - } + if (!edid) + return 0; - return ret; + return intel_connector_update_modes(connector, edid); } static const struct drm_prop_enum_list force_audio_names[] = { diff --git a/trunk/drivers/gpu/drm/i915/intel_pm.c b/trunk/drivers/gpu/drm/i915/intel_pm.c index 58c07cdafb7e..1881c8c83f0e 100644 --- a/trunk/drivers/gpu/drm/i915/intel_pm.c +++ b/trunk/drivers/gpu/drm/i915/intel_pm.c @@ -2441,17 +2441,10 @@ static void gen6_enable_rps(struct drm_device *dev) dev_priv->max_delay << 24 | dev_priv->min_delay << 16); - if (IS_HASWELL(dev)) { - I915_WRITE(GEN6_RP_UP_THRESHOLD, 59400); - I915_WRITE(GEN6_RP_DOWN_THRESHOLD, 245000); - I915_WRITE(GEN6_RP_UP_EI, 66000); - I915_WRITE(GEN6_RP_DOWN_EI, 350000); - } else { - I915_WRITE(GEN6_RP_UP_THRESHOLD, 10000); - I915_WRITE(GEN6_RP_DOWN_THRESHOLD, 1000000); - I915_WRITE(GEN6_RP_UP_EI, 100000); - I915_WRITE(GEN6_RP_DOWN_EI, 5000000); - } + I915_WRITE(GEN6_RP_UP_THRESHOLD, 59400); + I915_WRITE(GEN6_RP_DOWN_THRESHOLD, 245000); + I915_WRITE(GEN6_RP_UP_EI, 66000); + I915_WRITE(GEN6_RP_DOWN_EI, 350000); I915_WRITE(GEN6_RP_IDLE_HYSTERSIS, 10); I915_WRITE(GEN6_RP_CONTROL, diff --git a/trunk/drivers/gpu/drm/i915/intel_sdvo.c b/trunk/drivers/gpu/drm/i915/intel_sdvo.c index d172e9873131..d81bb0bf2885 100644 --- a/trunk/drivers/gpu/drm/i915/intel_sdvo.c +++ b/trunk/drivers/gpu/drm/i915/intel_sdvo.c @@ -1692,6 +1692,7 @@ static bool intel_sdvo_detect_hdmi_audio(struct drm_connector *connector) edid = intel_sdvo_get_edid(connector); if (edid != NULL && edid->input & DRM_EDID_INPUT_DIGITAL) has_audio = drm_detect_monitor_audio(edid); + kfree(edid); return has_audio; } diff --git a/trunk/drivers/gpu/drm/nouveau/nouveau_acpi.c b/trunk/drivers/gpu/drm/nouveau/nouveau_acpi.c index fc841e87b343..26ebffebe710 100644 --- a/trunk/drivers/gpu/drm/nouveau/nouveau_acpi.c +++ b/trunk/drivers/gpu/drm/nouveau/nouveau_acpi.c @@ -211,11 +211,6 @@ static int nouveau_dsm_power_state(enum vga_switcheroo_client_id id, return nouveau_dsm_set_discrete_state(nouveau_dsm_priv.dhandle, state); } -static int nouveau_dsm_init(void) -{ - return 0; -} - static int nouveau_dsm_get_client_id(struct pci_dev *pdev) { /* easy option one - intel vendor ID means Integrated */ @@ -232,7 +227,6 @@ static int nouveau_dsm_get_client_id(struct pci_dev *pdev) static struct vga_switcheroo_handler nouveau_dsm_handler = { .switchto = nouveau_dsm_switchto, .power_state = nouveau_dsm_power_state, - .init = nouveau_dsm_init, .get_client_id = nouveau_dsm_get_client_id, }; diff --git a/trunk/drivers/gpu/drm/radeon/atombios_crtc.c b/trunk/drivers/gpu/drm/radeon/atombios_crtc.c index c6fcb5b86a45..f4d4505fe831 100644 --- a/trunk/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/trunk/drivers/gpu/drm/radeon/atombios_crtc.c @@ -444,11 +444,28 @@ union atom_enable_ss { static void atombios_crtc_program_ss(struct radeon_device *rdev, int enable, int pll_id, + int crtc_id, struct radeon_atom_ss *ss) { + unsigned i; int index = GetIndexIntoMasterTable(COMMAND, EnableSpreadSpectrumOnPPLL); union atom_enable_ss args; + if (!enable) { + for (i = 0; i < rdev->num_crtc; i++) { + if (rdev->mode_info.crtcs[i] && + rdev->mode_info.crtcs[i]->enabled && + i != crtc_id && + pll_id == rdev->mode_info.crtcs[i]->pll_id) { + /* one other crtc is using this pll don't turn + * off spread spectrum as it might turn off + * display on active crtc + */ + return; + } + } + } + memset(&args, 0, sizeof(args)); if (ASIC_IS_DCE5(rdev)) { @@ -1028,7 +1045,7 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode radeon_compute_pll_legacy(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div, &ref_div, &post_div); - atombios_crtc_program_ss(rdev, ATOM_DISABLE, radeon_crtc->pll_id, &ss); + atombios_crtc_program_ss(rdev, ATOM_DISABLE, radeon_crtc->pll_id, radeon_crtc->crtc_id, &ss); atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id, encoder_mode, radeon_encoder->encoder_id, mode->clock, @@ -1051,7 +1068,7 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode ss.step = step_size; } - atombios_crtc_program_ss(rdev, ATOM_ENABLE, radeon_crtc->pll_id, &ss); + atombios_crtc_program_ss(rdev, ATOM_ENABLE, radeon_crtc->pll_id, radeon_crtc->crtc_id, &ss); } } @@ -1572,11 +1589,11 @@ void radeon_atom_disp_eng_pll_init(struct radeon_device *rdev) ASIC_INTERNAL_SS_ON_DCPLL, rdev->clock.default_dispclk); if (ss_enabled) - atombios_crtc_program_ss(rdev, ATOM_DISABLE, ATOM_DCPLL, &ss); + atombios_crtc_program_ss(rdev, ATOM_DISABLE, ATOM_DCPLL, -1, &ss); /* XXX: DCE5, make sure voltage, dispclk is high enough */ atombios_crtc_set_disp_eng_pll(rdev, rdev->clock.default_dispclk); if (ss_enabled) - atombios_crtc_program_ss(rdev, ATOM_ENABLE, ATOM_DCPLL, &ss); + atombios_crtc_program_ss(rdev, ATOM_ENABLE, ATOM_DCPLL, -1, &ss); } } diff --git a/trunk/drivers/gpu/drm/radeon/r600_cs.c b/trunk/drivers/gpu/drm/radeon/r600_cs.c index 3dab49cb1d4a..ab74e6b149e7 100644 --- a/trunk/drivers/gpu/drm/radeon/r600_cs.c +++ b/trunk/drivers/gpu/drm/radeon/r600_cs.c @@ -47,13 +47,17 @@ struct r600_cs_track { u32 npipes; /* value we track */ u32 sq_config; + u32 log_nsamples; u32 nsamples; u32 cb_color_base_last[8]; struct radeon_bo *cb_color_bo[8]; u64 cb_color_bo_mc[8]; - u32 cb_color_bo_offset[8]; - struct radeon_bo *cb_color_frag_bo[8]; /* unused */ - struct radeon_bo *cb_color_tile_bo[8]; /* unused */ + u64 cb_color_bo_offset[8]; + struct radeon_bo *cb_color_frag_bo[8]; + u64 cb_color_frag_offset[8]; + struct radeon_bo *cb_color_tile_bo[8]; + u64 cb_color_tile_offset[8]; + u32 cb_color_mask[8]; u32 cb_color_info[8]; u32 cb_color_view[8]; u32 cb_color_size_idx[8]; /* unused */ @@ -349,10 +353,6 @@ static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) unsigned array_mode; u32 format; - if (G_0280A0_TILE_MODE(track->cb_color_info[i])) { - dev_warn(p->dev, "FMASK or CMASK buffer are not supported by this kernel\n"); - return -EINVAL; - } size = radeon_bo_size(track->cb_color_bo[i]) - track->cb_color_bo_offset[i]; format = G_0280A0_FORMAT(track->cb_color_info[i]); if (!r600_fmt_is_valid_color(format)) { @@ -420,7 +420,8 @@ static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) } /* check offset */ - tmp = r600_fmt_get_nblocksy(format, height) * r600_fmt_get_nblocksx(format, pitch) * r600_fmt_get_blocksize(format); + tmp = r600_fmt_get_nblocksy(format, height) * r600_fmt_get_nblocksx(format, pitch) * + r600_fmt_get_blocksize(format) * track->nsamples; switch (array_mode) { default: case V_0280A0_ARRAY_LINEAR_GENERAL: @@ -441,7 +442,7 @@ static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) * broken userspace. */ } else { - dev_warn(p->dev, "%s offset[%d] %d %d %d %lu too big (%d %d) (%d %d %d)\n", + dev_warn(p->dev, "%s offset[%d] %d %llu %d %lu too big (%d %d) (%d %d %d)\n", __func__, i, array_mode, track->cb_color_bo_offset[i], tmp, radeon_bo_size(track->cb_color_bo[i]), @@ -458,6 +459,51 @@ static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) tmp = S_028060_PITCH_TILE_MAX((pitch / 8) - 1) | S_028060_SLICE_TILE_MAX(slice_tile_max - 1); ib[track->cb_color_size_idx[i]] = tmp; + + /* FMASK/CMASK */ + switch (G_0280A0_TILE_MODE(track->cb_color_info[i])) { + case V_0280A0_TILE_DISABLE: + break; + case V_0280A0_FRAG_ENABLE: + if (track->nsamples > 1) { + uint32_t tile_max = G_028100_FMASK_TILE_MAX(track->cb_color_mask[i]); + /* the tile size is 8x8, but the size is in units of bits. + * for bytes, do just * 8. */ + uint32_t bytes = track->nsamples * track->log_nsamples * 8 * (tile_max + 1); + + if (bytes + track->cb_color_frag_offset[i] > + radeon_bo_size(track->cb_color_frag_bo[i])) { + dev_warn(p->dev, "%s FMASK_TILE_MAX too large " + "(tile_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n", + __func__, tile_max, bytes, + track->cb_color_frag_offset[i], + radeon_bo_size(track->cb_color_frag_bo[i])); + return -EINVAL; + } + } + /* fall through */ + case V_0280A0_CLEAR_ENABLE: + { + uint32_t block_max = G_028100_CMASK_BLOCK_MAX(track->cb_color_mask[i]); + /* One block = 128x128 pixels, one 8x8 tile has 4 bits.. + * (128*128) / (8*8) / 2 = 128 bytes per block. */ + uint32_t bytes = (block_max + 1) * 128; + + if (bytes + track->cb_color_tile_offset[i] > + radeon_bo_size(track->cb_color_tile_bo[i])) { + dev_warn(p->dev, "%s CMASK_BLOCK_MAX too large " + "(block_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n", + __func__, block_max, bytes, + track->cb_color_tile_offset[i], + radeon_bo_size(track->cb_color_tile_bo[i])); + return -EINVAL; + } + break; + } + default: + dev_warn(p->dev, "%s invalid tile mode\n", __func__); + return -EINVAL; + } return 0; } @@ -566,7 +612,7 @@ static int r600_cs_track_validate_db(struct radeon_cs_parser *p) ntiles = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1; nviews = G_028004_SLICE_MAX(track->db_depth_view) + 1; - tmp = ntiles * bpe * 64 * nviews; + tmp = ntiles * bpe * 64 * nviews * track->nsamples; if ((tmp + track->db_offset) > radeon_bo_size(track->db_bo)) { dev_warn(p->dev, "z/stencil buffer (%d) too small (0x%08X %d %d %d -> %u have %lu)\n", array_mode, @@ -1231,6 +1277,7 @@ static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) break; case R_028C04_PA_SC_AA_CONFIG: tmp = G_028C04_MSAA_NUM_SAMPLES(radeon_get_ib_value(p, idx)); + track->log_nsamples = tmp; track->nsamples = 1 << tmp; track->cb_dirty = true; break; @@ -1312,16 +1359,21 @@ static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg); return -EINVAL; } - ib[idx] = track->cb_color_base_last[tmp]; track->cb_color_frag_bo[tmp] = track->cb_color_bo[tmp]; + track->cb_color_frag_offset[tmp] = track->cb_color_bo_offset[tmp]; + ib[idx] = track->cb_color_base_last[tmp]; } else { r = r600_cs_packet_next_reloc(p, &reloc); if (r) { dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); return -EINVAL; } - ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); track->cb_color_frag_bo[tmp] = reloc->robj; + track->cb_color_frag_offset[tmp] = (u64)ib[idx] << 8; + ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); + } + if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { + track->cb_dirty = true; } break; case R_0280C0_CB_COLOR0_TILE: @@ -1338,16 +1390,35 @@ static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg); return -EINVAL; } - ib[idx] = track->cb_color_base_last[tmp]; track->cb_color_tile_bo[tmp] = track->cb_color_bo[tmp]; + track->cb_color_tile_offset[tmp] = track->cb_color_bo_offset[tmp]; + ib[idx] = track->cb_color_base_last[tmp]; } else { r = r600_cs_packet_next_reloc(p, &reloc); if (r) { dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); return -EINVAL; } - ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); track->cb_color_tile_bo[tmp] = reloc->robj; + track->cb_color_tile_offset[tmp] = (u64)ib[idx] << 8; + ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); + } + if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { + track->cb_dirty = true; + } + break; + case R_028100_CB_COLOR0_MASK: + case R_028104_CB_COLOR1_MASK: + case R_028108_CB_COLOR2_MASK: + case R_02810C_CB_COLOR3_MASK: + case R_028110_CB_COLOR4_MASK: + case R_028114_CB_COLOR5_MASK: + case R_028118_CB_COLOR6_MASK: + case R_02811C_CB_COLOR7_MASK: + tmp = (reg - R_028100_CB_COLOR0_MASK) / 4; + track->cb_color_mask[tmp] = ib[idx]; + if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { + track->cb_dirty = true; } break; case CB_COLOR0_BASE: @@ -1492,7 +1563,7 @@ unsigned r600_mip_minify(unsigned size, unsigned level) } static void r600_texture_size(unsigned nfaces, unsigned blevel, unsigned llevel, - unsigned w0, unsigned h0, unsigned d0, unsigned format, + unsigned w0, unsigned h0, unsigned d0, unsigned nsamples, unsigned format, unsigned block_align, unsigned height_align, unsigned base_align, unsigned *l0_size, unsigned *mipmap_size) { @@ -1520,7 +1591,7 @@ static void r600_texture_size(unsigned nfaces, unsigned blevel, unsigned llevel, depth = r600_mip_minify(d0, i); - size = nbx * nby * blocksize; + size = nbx * nby * blocksize * nsamples; if (nfaces) size *= nfaces; else @@ -1672,7 +1743,7 @@ static int r600_check_texture_resource(struct radeon_cs_parser *p, u32 idx, nfaces = larray - barray + 1; } - r600_texture_size(nfaces, blevel, llevel, w0, h0, d0, format, + r600_texture_size(nfaces, blevel, llevel, w0, h0, d0, array_check.nsamples, format, pitch_align, height_align, base_align, &l0_size, &mipmap_size); /* using get ib will give us the offset into the texture bo */ diff --git a/trunk/drivers/gpu/drm/radeon/r600d.h b/trunk/drivers/gpu/drm/radeon/r600d.h index fd328f4c3ea8..bdb69a63062f 100644 --- a/trunk/drivers/gpu/drm/radeon/r600d.h +++ b/trunk/drivers/gpu/drm/radeon/r600d.h @@ -92,6 +92,20 @@ #define R_028094_CB_COLOR5_VIEW 0x028094 #define R_028098_CB_COLOR6_VIEW 0x028098 #define R_02809C_CB_COLOR7_VIEW 0x02809C +#define R_028100_CB_COLOR0_MASK 0x028100 +#define S_028100_CMASK_BLOCK_MAX(x) (((x) & 0xFFF) << 0) +#define G_028100_CMASK_BLOCK_MAX(x) (((x) >> 0) & 0xFFF) +#define C_028100_CMASK_BLOCK_MAX 0xFFFFF000 +#define S_028100_FMASK_TILE_MAX(x) (((x) & 0xFFFFF) << 12) +#define G_028100_FMASK_TILE_MAX(x) (((x) >> 12) & 0xFFFFF) +#define C_028100_FMASK_TILE_MAX 0x00000FFF +#define R_028104_CB_COLOR1_MASK 0x028104 +#define R_028108_CB_COLOR2_MASK 0x028108 +#define R_02810C_CB_COLOR3_MASK 0x02810C +#define R_028110_CB_COLOR4_MASK 0x028110 +#define R_028114_CB_COLOR5_MASK 0x028114 +#define R_028118_CB_COLOR6_MASK 0x028118 +#define R_02811C_CB_COLOR7_MASK 0x02811C #define CB_COLOR0_INFO 0x280a0 # define CB_FORMAT(x) ((x) << 2) # define CB_ARRAY_MODE(x) ((x) << 8) @@ -1400,6 +1414,9 @@ #define S_0280A0_TILE_MODE(x) (((x) & 0x3) << 18) #define G_0280A0_TILE_MODE(x) (((x) >> 18) & 0x3) #define C_0280A0_TILE_MODE 0xFFF3FFFF +#define V_0280A0_TILE_DISABLE 0 +#define V_0280A0_CLEAR_ENABLE 1 +#define V_0280A0_FRAG_ENABLE 2 #define S_0280A0_BLEND_CLAMP(x) (((x) & 0x1) << 20) #define G_0280A0_BLEND_CLAMP(x) (((x) >> 20) & 0x1) #define C_0280A0_BLEND_CLAMP 0xFFEFFFFF diff --git a/trunk/drivers/gpu/drm/radeon/radeon.h b/trunk/drivers/gpu/drm/radeon/radeon.h index 99304194a65c..59a15315ae9f 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon.h +++ b/trunk/drivers/gpu/drm/radeon/radeon.h @@ -142,21 +142,6 @@ struct radeon_device; /* * BIOS. */ -#define ATRM_BIOS_PAGE 4096 - -#if defined(CONFIG_VGA_SWITCHEROO) -bool radeon_atrm_supported(struct pci_dev *pdev); -int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len); -#else -static inline bool radeon_atrm_supported(struct pci_dev *pdev) -{ - return false; -} - -static inline int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len){ - return -EINVAL; -} -#endif bool radeon_get_bios(struct radeon_device *rdev); /* diff --git a/trunk/drivers/gpu/drm/radeon/radeon_atombios.c b/trunk/drivers/gpu/drm/radeon/radeon_atombios.c index f9c21f9d16bc..d67d4f3eb6f4 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_atombios.c @@ -452,7 +452,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev, } /* Fujitsu D3003-S2 board lists DVI-I as DVI-D and VGA */ - if ((dev->pdev->device == 0x9802) && + if (((dev->pdev->device == 0x9802) || (dev->pdev->device == 0x9806)) && (dev->pdev->subsystem_vendor == 0x1734) && (dev->pdev->subsystem_device == 0x11bd)) { if (*connector_type == DRM_MODE_CONNECTOR_VGA) { diff --git a/trunk/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/trunk/drivers/gpu/drm/radeon/radeon_atpx_handler.c index 98724fcb0088..2a2cf0b88a28 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_atpx_handler.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_atpx_handler.c @@ -30,57 +30,8 @@ static struct radeon_atpx_priv { /* handle for device - and atpx */ acpi_handle dhandle; acpi_handle atpx_handle; - acpi_handle atrm_handle; } radeon_atpx_priv; -/* retrieve the ROM in 4k blocks */ -static int radeon_atrm_call(acpi_handle atrm_handle, uint8_t *bios, - int offset, int len) -{ - acpi_status status; - union acpi_object atrm_arg_elements[2], *obj; - struct acpi_object_list atrm_arg; - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL}; - - atrm_arg.count = 2; - atrm_arg.pointer = &atrm_arg_elements[0]; - - atrm_arg_elements[0].type = ACPI_TYPE_INTEGER; - atrm_arg_elements[0].integer.value = offset; - - atrm_arg_elements[1].type = ACPI_TYPE_INTEGER; - atrm_arg_elements[1].integer.value = len; - - status = acpi_evaluate_object(atrm_handle, NULL, &atrm_arg, &buffer); - if (ACPI_FAILURE(status)) { - printk("failed to evaluate ATRM got %s\n", acpi_format_exception(status)); - return -ENODEV; - } - - obj = (union acpi_object *)buffer.pointer; - memcpy(bios+offset, obj->buffer.pointer, obj->buffer.length); - len = obj->buffer.length; - kfree(buffer.pointer); - return len; -} - -bool radeon_atrm_supported(struct pci_dev *pdev) -{ - /* get the discrete ROM only via ATRM */ - if (!radeon_atpx_priv.atpx_detected) - return false; - - if (radeon_atpx_priv.dhandle == DEVICE_ACPI_HANDLE(&pdev->dev)) - return false; - return true; -} - - -int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len) -{ - return radeon_atrm_call(radeon_atpx_priv.atrm_handle, bios, offset, len); -} - static int radeon_atpx_get_version(acpi_handle handle) { acpi_status status; @@ -198,7 +149,7 @@ static int radeon_atpx_power_state(enum vga_switcheroo_client_id id, static bool radeon_atpx_pci_probe_handle(struct pci_dev *pdev) { - acpi_handle dhandle, atpx_handle, atrm_handle; + acpi_handle dhandle, atpx_handle; acpi_status status; dhandle = DEVICE_ACPI_HANDLE(&pdev->dev); @@ -209,13 +160,8 @@ static bool radeon_atpx_pci_probe_handle(struct pci_dev *pdev) if (ACPI_FAILURE(status)) return false; - status = acpi_get_handle(dhandle, "ATRM", &atrm_handle); - if (ACPI_FAILURE(status)) - return false; - radeon_atpx_priv.dhandle = dhandle; radeon_atpx_priv.atpx_handle = atpx_handle; - radeon_atpx_priv.atrm_handle = atrm_handle; return true; } diff --git a/trunk/drivers/gpu/drm/radeon/radeon_bios.c b/trunk/drivers/gpu/drm/radeon/radeon_bios.c index 501f4881e5aa..d306cc8fdeaa 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_bios.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_bios.c @@ -32,6 +32,7 @@ #include #include +#include /* * BIOS. */ @@ -98,16 +99,81 @@ static bool radeon_read_bios(struct radeon_device *rdev) return true; } +#ifdef CONFIG_ACPI /* ATRM is used to get the BIOS on the discrete cards in * dual-gpu systems. */ +/* retrieve the ROM in 4k blocks */ +#define ATRM_BIOS_PAGE 4096 +/** + * radeon_atrm_call - fetch a chunk of the vbios + * + * @atrm_handle: acpi ATRM handle + * @bios: vbios image pointer + * @offset: offset of vbios image data to fetch + * @len: length of vbios image data to fetch + * + * Executes ATRM to fetch a chunk of the discrete + * vbios image on PX systems (all asics). + * Returns the length of the buffer fetched. + */ +static int radeon_atrm_call(acpi_handle atrm_handle, uint8_t *bios, + int offset, int len) +{ + acpi_status status; + union acpi_object atrm_arg_elements[2], *obj; + struct acpi_object_list atrm_arg; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL}; + + atrm_arg.count = 2; + atrm_arg.pointer = &atrm_arg_elements[0]; + + atrm_arg_elements[0].type = ACPI_TYPE_INTEGER; + atrm_arg_elements[0].integer.value = offset; + + atrm_arg_elements[1].type = ACPI_TYPE_INTEGER; + atrm_arg_elements[1].integer.value = len; + + status = acpi_evaluate_object(atrm_handle, NULL, &atrm_arg, &buffer); + if (ACPI_FAILURE(status)) { + printk("failed to evaluate ATRM got %s\n", acpi_format_exception(status)); + return -ENODEV; + } + + obj = (union acpi_object *)buffer.pointer; + memcpy(bios+offset, obj->buffer.pointer, obj->buffer.length); + len = obj->buffer.length; + kfree(buffer.pointer); + return len; +} + static bool radeon_atrm_get_bios(struct radeon_device *rdev) { int ret; int size = 256 * 1024; int i; + struct pci_dev *pdev = NULL; + acpi_handle dhandle, atrm_handle; + acpi_status status; + bool found = false; + + /* ATRM is for the discrete card only */ + if (rdev->flags & RADEON_IS_IGP) + return false; + + while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) { + dhandle = DEVICE_ACPI_HANDLE(&pdev->dev); + if (!dhandle) + continue; + + status = acpi_get_handle(dhandle, "ATRM", &atrm_handle); + if (!ACPI_FAILURE(status)) { + found = true; + break; + } + } - if (!radeon_atrm_supported(rdev->pdev)) + if (!found) return false; rdev->bios = kmalloc(size, GFP_KERNEL); @@ -117,9 +183,10 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev) } for (i = 0; i < size / ATRM_BIOS_PAGE; i++) { - ret = radeon_atrm_get_bios_chunk(rdev->bios, - (i * ATRM_BIOS_PAGE), - ATRM_BIOS_PAGE); + ret = radeon_atrm_call(atrm_handle, + rdev->bios, + (i * ATRM_BIOS_PAGE), + ATRM_BIOS_PAGE); if (ret < ATRM_BIOS_PAGE) break; } @@ -130,6 +197,12 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev) } return true; } +#else +static inline bool radeon_atrm_get_bios(struct radeon_device *rdev) +{ + return false; +} +#endif static bool ni_read_disabled_bios(struct radeon_device *rdev) { @@ -476,6 +549,61 @@ static bool radeon_read_disabled_bios(struct radeon_device *rdev) return legacy_read_disabled_bios(rdev); } +#ifdef CONFIG_ACPI +static bool radeon_acpi_vfct_bios(struct radeon_device *rdev) +{ + bool ret = false; + struct acpi_table_header *hdr; + acpi_size tbl_size; + UEFI_ACPI_VFCT *vfct; + GOP_VBIOS_CONTENT *vbios; + VFCT_IMAGE_HEADER *vhdr; + + if (!ACPI_SUCCESS(acpi_get_table_with_size("VFCT", 1, &hdr, &tbl_size))) + return false; + if (tbl_size < sizeof(UEFI_ACPI_VFCT)) { + DRM_ERROR("ACPI VFCT table present but broken (too short #1)\n"); + goto out_unmap; + } + + vfct = (UEFI_ACPI_VFCT *)hdr; + if (vfct->VBIOSImageOffset + sizeof(VFCT_IMAGE_HEADER) > tbl_size) { + DRM_ERROR("ACPI VFCT table present but broken (too short #2)\n"); + goto out_unmap; + } + + vbios = (GOP_VBIOS_CONTENT *)((char *)hdr + vfct->VBIOSImageOffset); + vhdr = &vbios->VbiosHeader; + DRM_INFO("ACPI VFCT contains a BIOS for %02x:%02x.%d %04x:%04x, size %d\n", + vhdr->PCIBus, vhdr->PCIDevice, vhdr->PCIFunction, + vhdr->VendorID, vhdr->DeviceID, vhdr->ImageLength); + + if (vhdr->PCIBus != rdev->pdev->bus->number || + vhdr->PCIDevice != PCI_SLOT(rdev->pdev->devfn) || + vhdr->PCIFunction != PCI_FUNC(rdev->pdev->devfn) || + vhdr->VendorID != rdev->pdev->vendor || + vhdr->DeviceID != rdev->pdev->device) { + DRM_INFO("ACPI VFCT table is not for this card\n"); + goto out_unmap; + }; + + if (vfct->VBIOSImageOffset + sizeof(VFCT_IMAGE_HEADER) + vhdr->ImageLength > tbl_size) { + DRM_ERROR("ACPI VFCT image truncated\n"); + goto out_unmap; + } + + rdev->bios = kmemdup(&vbios->VbiosContent, vhdr->ImageLength, GFP_KERNEL); + ret = !!rdev->bios; + +out_unmap: + return ret; +} +#else +static inline bool radeon_acpi_vfct_bios(struct radeon_device *rdev) +{ + return false; +} +#endif bool radeon_get_bios(struct radeon_device *rdev) { @@ -483,6 +611,8 @@ bool radeon_get_bios(struct radeon_device *rdev) uint16_t tmp; r = radeon_atrm_get_bios(rdev); + if (r == false) + r = radeon_acpi_vfct_bios(rdev); if (r == false) r = igp_read_bios_from_vram(rdev); if (r == false) diff --git a/trunk/drivers/gpu/drm/radeon/radeon_drv.c b/trunk/drivers/gpu/drm/radeon/radeon_drv.c index d7269f48d37c..27d22d709c90 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_drv.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_drv.c @@ -62,9 +62,10 @@ * 2.18.0 - r600-eg: allow "invalid" DB formats * 2.19.0 - r600-eg: MSAA textures * 2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query + * 2.21.0 - r600-r700: FMASK and CMASK */ #define KMS_DRIVER_MAJOR 2 -#define KMS_DRIVER_MINOR 20 +#define KMS_DRIVER_MINOR 21 #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_object.c b/trunk/drivers/gpu/drm/radeon/radeon_object.c index 1cb014b571ab..9024e7222839 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_object.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_object.c @@ -132,6 +132,7 @@ int radeon_bo_create(struct radeon_device *rdev, acc_size = ttm_bo_dma_acc_size(&rdev->mman.bdev, size, sizeof(struct radeon_bo)); +retry: bo = kzalloc(sizeof(struct radeon_bo), GFP_KERNEL); if (bo == NULL) return -ENOMEM; @@ -145,8 +146,6 @@ int radeon_bo_create(struct radeon_device *rdev, bo->surface_reg = -1; INIT_LIST_HEAD(&bo->list); INIT_LIST_HEAD(&bo->va); - -retry: radeon_ttm_placement_from_domain(bo, domain); /* Kernel allocation are uninterruptible */ down_read(&rdev->pm.mclk_lock); diff --git a/trunk/drivers/gpu/drm/radeon/radeon_ring.c b/trunk/drivers/gpu/drm/radeon/radeon_ring.c index ec79b3750430..43c431a2686d 100644 --- a/trunk/drivers/gpu/drm/radeon/radeon_ring.c +++ b/trunk/drivers/gpu/drm/radeon/radeon_ring.c @@ -706,6 +706,7 @@ int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsig if (radeon_debugfs_ring_init(rdev, ring)) { DRM_ERROR("Failed to register debugfs file for rings !\n"); } + radeon_ring_lockup_update(ring); return 0; } diff --git a/trunk/drivers/gpu/drm/radeon/reg_srcs/r600 b/trunk/drivers/gpu/drm/radeon/reg_srcs/r600 index 5e659b034d9a..f93e45d869f4 100644 --- a/trunk/drivers/gpu/drm/radeon/reg_srcs/r600 +++ b/trunk/drivers/gpu/drm/radeon/reg_srcs/r600 @@ -744,14 +744,6 @@ r600 0x9400 0x00028C38 CB_CLRCMP_DST 0x00028C3C CB_CLRCMP_MSK 0x00028C34 CB_CLRCMP_SRC -0x00028100 CB_COLOR0_MASK -0x00028104 CB_COLOR1_MASK -0x00028108 CB_COLOR2_MASK -0x0002810C CB_COLOR3_MASK -0x00028110 CB_COLOR4_MASK -0x00028114 CB_COLOR5_MASK -0x00028118 CB_COLOR6_MASK -0x0002811C CB_COLOR7_MASK 0x00028808 CB_COLOR_CONTROL 0x0002842C CB_FOG_BLUE 0x00028428 CB_FOG_GREEN diff --git a/trunk/drivers/gpu/drm/udl/Kconfig b/trunk/drivers/gpu/drm/udl/Kconfig index 0b5e096d39a6..56e0bf31d425 100644 --- a/trunk/drivers/gpu/drm/udl/Kconfig +++ b/trunk/drivers/gpu/drm/udl/Kconfig @@ -1,6 +1,7 @@ config DRM_UDL tristate "DisplayLink" depends on DRM && EXPERIMENTAL + depends on USB_ARCH_HAS_HCD select DRM_USB select FB_SYS_FILLRECT select FB_SYS_COPYAREA diff --git a/trunk/drivers/gpu/drm/udl/udl_modeset.c b/trunk/drivers/gpu/drm/udl/udl_modeset.c index f5dd89e891de..9159d48d1dfd 100644 --- a/trunk/drivers/gpu/drm/udl/udl_modeset.c +++ b/trunk/drivers/gpu/drm/udl/udl_modeset.c @@ -354,8 +354,7 @@ static int udl_crtc_mode_set(struct drm_crtc *crtc, static void udl_crtc_disable(struct drm_crtc *crtc) { - - + udl_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); } static void udl_crtc_destroy(struct drm_crtc *crtc) diff --git a/trunk/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/trunk/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 6b0078ffa763..c50724bd30f6 100644 --- a/trunk/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/trunk/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -1688,15 +1688,19 @@ int vmw_du_page_flip(struct drm_crtc *crtc, struct vmw_private *dev_priv = vmw_priv(crtc->dev); struct drm_framebuffer *old_fb = crtc->fb; struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(fb); - struct drm_file *file_priv = event->base.file_priv; + struct drm_file *file_priv ; struct vmw_fence_obj *fence = NULL; struct drm_clip_rect clips; int ret; + if (event == NULL) + return -EINVAL; + /* require ScreenObject support for page flipping */ if (!dev_priv->sou_priv) return -ENOSYS; + file_priv = event->base.file_priv; if (!vmw_kms_screen_object_flippable(dev_priv, crtc)) return -EINVAL; diff --git a/trunk/drivers/gpu/vga/vga_switcheroo.c b/trunk/drivers/gpu/vga/vga_switcheroo.c index 5b3c7d135dc9..e25cf31faab2 100644 --- a/trunk/drivers/gpu/vga/vga_switcheroo.c +++ b/trunk/drivers/gpu/vga/vga_switcheroo.c @@ -70,27 +70,12 @@ static struct vgasr_priv vgasr_priv = { .clients = LIST_HEAD_INIT(vgasr_priv.clients), }; -int vga_switcheroo_register_handler(struct vga_switcheroo_handler *handler) -{ - mutex_lock(&vgasr_mutex); - if (vgasr_priv.handler) { - mutex_unlock(&vgasr_mutex); - return -EINVAL; - } - - vgasr_priv.handler = handler; - mutex_unlock(&vgasr_mutex); - return 0; -} -EXPORT_SYMBOL(vga_switcheroo_register_handler); - -void vga_switcheroo_unregister_handler(void) +static bool vga_switcheroo_ready(void) { - mutex_lock(&vgasr_mutex); - vgasr_priv.handler = NULL; - mutex_unlock(&vgasr_mutex); + /* we're ready if we get two clients + handler */ + return !vgasr_priv.active && + vgasr_priv.registered_clients == 2 && vgasr_priv.handler; } -EXPORT_SYMBOL(vga_switcheroo_unregister_handler); static void vga_switcheroo_enable(void) { @@ -98,7 +83,8 @@ static void vga_switcheroo_enable(void) struct vga_switcheroo_client *client; /* call the handler to init */ - vgasr_priv.handler->init(); + if (vgasr_priv.handler->init) + vgasr_priv.handler->init(); list_for_each_entry(client, &vgasr_priv.clients, list) { if (client->id != -1) @@ -113,6 +99,37 @@ static void vga_switcheroo_enable(void) vgasr_priv.active = true; } +int vga_switcheroo_register_handler(struct vga_switcheroo_handler *handler) +{ + mutex_lock(&vgasr_mutex); + if (vgasr_priv.handler) { + mutex_unlock(&vgasr_mutex); + return -EINVAL; + } + + vgasr_priv.handler = handler; + if (vga_switcheroo_ready()) { + printk(KERN_INFO "vga_switcheroo: enabled\n"); + vga_switcheroo_enable(); + } + mutex_unlock(&vgasr_mutex); + return 0; +} +EXPORT_SYMBOL(vga_switcheroo_register_handler); + +void vga_switcheroo_unregister_handler(void) +{ + mutex_lock(&vgasr_mutex); + vgasr_priv.handler = NULL; + if (vgasr_priv.active) { + pr_info("vga_switcheroo: disabled\n"); + vga_switcheroo_debugfs_fini(&vgasr_priv); + vgasr_priv.active = false; + } + mutex_unlock(&vgasr_mutex); +} +EXPORT_SYMBOL(vga_switcheroo_unregister_handler); + static int register_client(struct pci_dev *pdev, const struct vga_switcheroo_client_ops *ops, int id, bool active) @@ -134,9 +151,7 @@ static int register_client(struct pci_dev *pdev, if (client_is_vga(client)) vgasr_priv.registered_clients++; - /* if we get two clients + handler */ - if (!vgasr_priv.active && - vgasr_priv.registered_clients == 2 && vgasr_priv.handler) { + if (vga_switcheroo_ready()) { printk(KERN_INFO "vga_switcheroo: enabled\n"); vga_switcheroo_enable(); } diff --git a/trunk/drivers/hwmon/coretemp.c b/trunk/drivers/hwmon/coretemp.c index faa16f80db9c..0fa356fe82cc 100644 --- a/trunk/drivers/hwmon/coretemp.c +++ b/trunk/drivers/hwmon/coretemp.c @@ -196,7 +196,7 @@ struct tjmax { int tjmax; }; -static struct tjmax __cpuinitconst tjmax_table[] = { +static const struct tjmax __cpuinitconst tjmax_table[] = { { "CPU D410", 100000 }, { "CPU D425", 100000 }, { "CPU D510", 100000 }, diff --git a/trunk/drivers/hwmon/w83627hf.c b/trunk/drivers/hwmon/w83627hf.c index ab4825205a9d..5b1a6a666441 100644 --- a/trunk/drivers/hwmon/w83627hf.c +++ b/trunk/drivers/hwmon/w83627hf.c @@ -1206,7 +1206,7 @@ static int __init w83627hf_find(int sioaddr, unsigned short *addr, int err = -ENODEV; u16 val; - static const __initdata char *names[] = { + static __initconst char *const names[] = { "W83627HF", "W83627THF", "W83697HF", diff --git a/trunk/drivers/i2c/busses/i2c-diolan-u2c.c b/trunk/drivers/i2c/busses/i2c-diolan-u2c.c index aedb94f34bf7..dae3ddfe7619 100644 --- a/trunk/drivers/i2c/busses/i2c-diolan-u2c.c +++ b/trunk/drivers/i2c/busses/i2c-diolan-u2c.c @@ -405,6 +405,7 @@ static int diolan_usb_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, } } } + ret = num; abort: sret = diolan_i2c_stop(dev); if (sret < 0 && ret >= 0) diff --git a/trunk/drivers/i2c/busses/i2c-nomadik.c b/trunk/drivers/i2c/busses/i2c-nomadik.c index 5e6f1eed4f83..61b00edacb08 100644 --- a/trunk/drivers/i2c/busses/i2c-nomadik.c +++ b/trunk/drivers/i2c/busses/i2c-nomadik.c @@ -350,10 +350,6 @@ static void setup_i2c_controller(struct nmk_i2c_dev *dev) i2c_clk = clk_get_rate(dev->clk); - /* fallback to std. mode if machine has not provided it */ - if (dev->cfg.clk_freq == 0) - dev->cfg.clk_freq = 100000; - /* * The spec says, in case of std. mode the divider is * 2 whereas it is 3 for fast and fastplus mode of @@ -911,20 +907,32 @@ static const struct i2c_algorithm nmk_i2c_algo = { .functionality = nmk_i2c_functionality }; +static struct nmk_i2c_controller u8500_i2c = { + /* + * Slave data setup time; 250ns, 100ns, and 10ns, which + * is 14, 6 and 2 respectively for a 48Mhz i2c clock. + */ + .slsu = 0xe, + .tft = 1, /* Tx FIFO threshold */ + .rft = 8, /* Rx FIFO threshold */ + .clk_freq = 400000, /* fast mode operation */ + .timeout = 200, /* Slave response timeout(ms) */ + .sm = I2C_FREQ_MODE_FAST, +}; + static atomic_t adapter_id = ATOMIC_INIT(0); static int nmk_i2c_probe(struct amba_device *adev, const struct amba_id *id) { int ret = 0; - struct nmk_i2c_controller *pdata = - adev->dev.platform_data; + struct nmk_i2c_controller *pdata = adev->dev.platform_data; struct nmk_i2c_dev *dev; struct i2c_adapter *adap; - if (!pdata) { - dev_warn(&adev->dev, "no platform data\n"); - return -ENODEV; - } + if (!pdata) + /* No i2c configuration found, using the default. */ + pdata = &u8500_i2c; + dev = kzalloc(sizeof(struct nmk_i2c_dev), GFP_KERNEL); if (!dev) { dev_err(&adev->dev, "cannot allocate memory\n"); diff --git a/trunk/drivers/i2c/busses/i2c-omap.c b/trunk/drivers/i2c/busses/i2c-omap.c index 6849635b268a..5d19a49803c1 100644 --- a/trunk/drivers/i2c/busses/i2c-omap.c +++ b/trunk/drivers/i2c/busses/i2c-omap.c @@ -584,7 +584,7 @@ omap_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num) r = pm_runtime_get_sync(dev->dev); if (IS_ERR_VALUE(r)) - return r; + goto out; r = omap_i2c_wait_for_bb(dev); if (r < 0) diff --git a/trunk/drivers/i2c/busses/i2c-tegra.c b/trunk/drivers/i2c/busses/i2c-tegra.c index 66eb53fac202..9a08c57bc936 100644 --- a/trunk/drivers/i2c/busses/i2c-tegra.c +++ b/trunk/drivers/i2c/busses/i2c-tegra.c @@ -712,7 +712,7 @@ static int __devexit tegra_i2c_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int tegra_i2c_suspend(struct device *dev) { struct tegra_i2c_dev *i2c_dev = dev_get_drvdata(dev); diff --git a/trunk/drivers/idle/intel_idle.c b/trunk/drivers/idle/intel_idle.c index f559088869f6..e8726177d103 100644 --- a/trunk/drivers/idle/intel_idle.c +++ b/trunk/drivers/idle/intel_idle.c @@ -606,8 +606,9 @@ static int __init intel_idle_init(void) intel_idle_cpuidle_driver_init(); retval = cpuidle_register_driver(&intel_idle_driver); if (retval) { + struct cpuidle_driver *drv = cpuidle_get_driver(); printk(KERN_DEBUG PREFIX "intel_idle yielding to %s", - cpuidle_get_driver()->name); + drv ? drv->name : "none"); return retval; } diff --git a/trunk/drivers/iio/frequency/adf4350.c b/trunk/drivers/iio/frequency/adf4350.c index 59fbb3ae40e7..e35bb8f6fe75 100644 --- a/trunk/drivers/iio/frequency/adf4350.c +++ b/trunk/drivers/iio/frequency/adf4350.c @@ -129,7 +129,7 @@ static int adf4350_set_freq(struct adf4350_state *st, unsigned long long freq) { struct adf4350_platform_data *pdata = st->pdata; u64 tmp; - u32 div_gcd, prescaler; + u32 div_gcd, prescaler, chspc; u16 mdiv, r_cnt = 0; u8 band_sel_div; @@ -158,14 +158,20 @@ static int adf4350_set_freq(struct adf4350_state *st, unsigned long long freq) if (pdata->ref_div_factor) r_cnt = pdata->ref_div_factor - 1; - do { - r_cnt = adf4350_tune_r_cnt(st, r_cnt); + chspc = st->chspc; - st->r1_mod = st->fpfd / st->chspc; - while (st->r1_mod > ADF4350_MAX_MODULUS) { - r_cnt = adf4350_tune_r_cnt(st, r_cnt); - st->r1_mod = st->fpfd / st->chspc; - } + do { + do { + do { + r_cnt = adf4350_tune_r_cnt(st, r_cnt); + st->r1_mod = st->fpfd / chspc; + if (r_cnt > ADF4350_MAX_R_CNT) { + /* try higher spacing values */ + chspc++; + r_cnt = 0; + } + } while ((st->r1_mod > ADF4350_MAX_MODULUS) && r_cnt); + } while (r_cnt == 0); tmp = freq * (u64)st->r1_mod + (st->fpfd > 1); do_div(tmp, st->fpfd); /* Div round closest (n + d/2)/d */ @@ -194,7 +200,7 @@ static int adf4350_set_freq(struct adf4350_state *st, unsigned long long freq) st->regs[ADF4350_REG0] = ADF4350_REG0_INT(st->r0_int) | ADF4350_REG0_FRACT(st->r0_fract); - st->regs[ADF4350_REG1] = ADF4350_REG1_PHASE(0) | + st->regs[ADF4350_REG1] = ADF4350_REG1_PHASE(1) | ADF4350_REG1_MOD(st->r1_mod) | prescaler; diff --git a/trunk/drivers/iio/light/adjd_s311.c b/trunk/drivers/iio/light/adjd_s311.c index 1cbb449b319a..9a99f43094f0 100644 --- a/trunk/drivers/iio/light/adjd_s311.c +++ b/trunk/drivers/iio/light/adjd_s311.c @@ -271,9 +271,10 @@ static int adjd_s311_update_scan_mode(struct iio_dev *indio_dev, const unsigned long *scan_mask) { struct adjd_s311_data *data = iio_priv(indio_dev); - data->buffer = krealloc(data->buffer, indio_dev->scan_bytes, - GFP_KERNEL); - if (!data->buffer) + + kfree(data->buffer); + data->buffer = kmalloc(indio_dev->scan_bytes, GFP_KERNEL); + if (data->buffer == NULL) return -ENOMEM; return 0; diff --git a/trunk/drivers/iio/light/lm3533-als.c b/trunk/drivers/iio/light/lm3533-als.c index c3e7bac13123..e45712a921ce 100644 --- a/trunk/drivers/iio/light/lm3533-als.c +++ b/trunk/drivers/iio/light/lm3533-als.c @@ -404,7 +404,7 @@ static int lm3533_als_get_hysteresis(struct iio_dev *indio_dev, unsigned nr, return ret; } -static int show_thresh_either_en(struct device *dev, +static ssize_t show_thresh_either_en(struct device *dev, struct device_attribute *attr, char *buf) { @@ -424,7 +424,7 @@ static int show_thresh_either_en(struct device *dev, return scnprintf(buf, PAGE_SIZE, "%u\n", enable); } -static int store_thresh_either_en(struct device *dev, +static ssize_t store_thresh_either_en(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { diff --git a/trunk/drivers/infiniband/core/ucma.c b/trunk/drivers/infiniband/core/ucma.c index 6bf850422895..055ed59838dc 100644 --- a/trunk/drivers/infiniband/core/ucma.c +++ b/trunk/drivers/infiniband/core/ucma.c @@ -267,6 +267,7 @@ static int ucma_event_handler(struct rdma_cm_id *cm_id, if (!uevent) return event->event == RDMA_CM_EVENT_CONNECT_REQUEST; + mutex_lock(&ctx->file->mut); uevent->cm_id = cm_id; ucma_set_event_context(ctx, event, uevent); uevent->resp.event = event->event; @@ -277,7 +278,6 @@ static int ucma_event_handler(struct rdma_cm_id *cm_id, ucma_copy_conn_event(&uevent->resp.param.conn, &event->param.conn); - mutex_lock(&ctx->file->mut); if (event->event == RDMA_CM_EVENT_CONNECT_REQUEST) { if (!ctx->backlog) { ret = -ENOMEM; diff --git a/trunk/drivers/infiniband/hw/amso1100/c2_rnic.c b/trunk/drivers/infiniband/hw/amso1100/c2_rnic.c index 8c81992fa6db..e4a73158fc7f 100644 --- a/trunk/drivers/infiniband/hw/amso1100/c2_rnic.c +++ b/trunk/drivers/infiniband/hw/amso1100/c2_rnic.c @@ -439,7 +439,7 @@ static int c2_rnic_close(struct c2_dev *c2dev) /* * Called by c2_probe to initialize the RNIC. This principally - * involves initalizing the various limits and resouce pools that + * involves initializing the various limits and resource pools that * comprise the RNIC instance. */ int __devinit c2_rnic_init(struct c2_dev *c2dev) diff --git a/trunk/drivers/infiniband/hw/cxgb3/iwch_cm.c b/trunk/drivers/infiniband/hw/cxgb3/iwch_cm.c index 77b6b182778a..aaf88ef9409c 100644 --- a/trunk/drivers/infiniband/hw/cxgb3/iwch_cm.c +++ b/trunk/drivers/infiniband/hw/cxgb3/iwch_cm.c @@ -1680,7 +1680,7 @@ static int close_con_rpl(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) * T3A does 3 things when a TERM is received: * 1) send up a CPL_RDMA_TERMINATE message with the TERM packet * 2) generate an async event on the QP with the TERMINATE opcode - * 3) post a TERMINATE opcde cqe into the associated CQ. + * 3) post a TERMINATE opcode cqe into the associated CQ. * * For (1), we save the message in the qp for later consumer consumption. * For (2), we move the QP into TERMINATE, post a QP event and disconnect. diff --git a/trunk/drivers/infiniband/hw/mlx4/mad.c b/trunk/drivers/infiniband/hw/mlx4/mad.c index c27141fef1ab..9c2ae7efd00f 100644 --- a/trunk/drivers/infiniband/hw/mlx4/mad.c +++ b/trunk/drivers/infiniband/hw/mlx4/mad.c @@ -125,6 +125,7 @@ static void update_sm_ah(struct mlx4_ib_dev *dev, u8 port_num, u16 lid, u8 sl) { struct ib_ah *new_ah; struct ib_ah_attr ah_attr; + unsigned long flags; if (!dev->send_agent[port_num - 1][0]) return; @@ -139,11 +140,11 @@ static void update_sm_ah(struct mlx4_ib_dev *dev, u8 port_num, u16 lid, u8 sl) if (IS_ERR(new_ah)) return; - spin_lock(&dev->sm_lock); + spin_lock_irqsave(&dev->sm_lock, flags); if (dev->sm_ah[port_num - 1]) ib_destroy_ah(dev->sm_ah[port_num - 1]); dev->sm_ah[port_num - 1] = new_ah; - spin_unlock(&dev->sm_lock); + spin_unlock_irqrestore(&dev->sm_lock, flags); } /* @@ -197,13 +198,15 @@ static void smp_snoop(struct ib_device *ibdev, u8 port_num, struct ib_mad *mad, static void node_desc_override(struct ib_device *dev, struct ib_mad *mad) { + unsigned long flags; + if ((mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED || mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) && mad->mad_hdr.method == IB_MGMT_METHOD_GET_RESP && mad->mad_hdr.attr_id == IB_SMP_ATTR_NODE_DESC) { - spin_lock(&to_mdev(dev)->sm_lock); + spin_lock_irqsave(&to_mdev(dev)->sm_lock, flags); memcpy(((struct ib_smp *) mad)->data, dev->node_desc, 64); - spin_unlock(&to_mdev(dev)->sm_lock); + spin_unlock_irqrestore(&to_mdev(dev)->sm_lock, flags); } } @@ -213,6 +216,7 @@ static void forward_trap(struct mlx4_ib_dev *dev, u8 port_num, struct ib_mad *ma struct ib_mad_send_buf *send_buf; struct ib_mad_agent *agent = dev->send_agent[port_num - 1][qpn]; int ret; + unsigned long flags; if (agent) { send_buf = ib_create_send_mad(agent, qpn, 0, 0, IB_MGMT_MAD_HDR, @@ -225,13 +229,13 @@ static void forward_trap(struct mlx4_ib_dev *dev, u8 port_num, struct ib_mad *ma * wrong following the IB spec strictly, but we know * it's OK for our devices). */ - spin_lock(&dev->sm_lock); + spin_lock_irqsave(&dev->sm_lock, flags); memcpy(send_buf->mad, mad, sizeof *mad); if ((send_buf->ah = dev->sm_ah[port_num - 1])) ret = ib_post_send_mad(send_buf, NULL); else ret = -EINVAL; - spin_unlock(&dev->sm_lock); + spin_unlock_irqrestore(&dev->sm_lock, flags); if (ret) ib_free_send_mad(send_buf); diff --git a/trunk/drivers/infiniband/hw/mlx4/main.c b/trunk/drivers/infiniband/hw/mlx4/main.c index fe2088cfa6ee..cc05579ebce7 100644 --- a/trunk/drivers/infiniband/hw/mlx4/main.c +++ b/trunk/drivers/infiniband/hw/mlx4/main.c @@ -423,6 +423,7 @@ static int mlx4_ib_modify_device(struct ib_device *ibdev, int mask, struct ib_device_modify *props) { struct mlx4_cmd_mailbox *mailbox; + unsigned long flags; if (mask & ~IB_DEVICE_MODIFY_NODE_DESC) return -EOPNOTSUPP; @@ -430,9 +431,9 @@ static int mlx4_ib_modify_device(struct ib_device *ibdev, int mask, if (!(mask & IB_DEVICE_MODIFY_NODE_DESC)) return 0; - spin_lock(&to_mdev(ibdev)->sm_lock); + spin_lock_irqsave(&to_mdev(ibdev)->sm_lock, flags); memcpy(ibdev->node_desc, props->node_desc, 64); - spin_unlock(&to_mdev(ibdev)->sm_lock); + spin_unlock_irqrestore(&to_mdev(ibdev)->sm_lock, flags); /* * If possible, pass node desc to FW, so it can generate diff --git a/trunk/drivers/infiniband/hw/mlx4/qp.c b/trunk/drivers/infiniband/hw/mlx4/qp.c index a6d8ea060ea8..f585eddef4b7 100644 --- a/trunk/drivers/infiniband/hw/mlx4/qp.c +++ b/trunk/drivers/infiniband/hw/mlx4/qp.c @@ -1407,6 +1407,7 @@ static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_send_wr *wr, struct mlx4_wqe_mlx_seg *mlx = wqe; struct mlx4_wqe_inline_seg *inl = wqe + sizeof *mlx; struct mlx4_ib_ah *ah = to_mah(wr->wr.ud.ah); + struct net_device *ndev; union ib_gid sgid; u16 pkey; int send_size; @@ -1483,7 +1484,10 @@ static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_send_wr *wr, memcpy(sqp->ud_header.eth.dmac_h, ah->av.eth.mac, 6); /* FIXME: cache smac value? */ - smac = to_mdev(sqp->qp.ibqp.device)->iboe.netdevs[sqp->qp.port - 1]->dev_addr; + ndev = to_mdev(sqp->qp.ibqp.device)->iboe.netdevs[sqp->qp.port - 1]; + if (!ndev) + return -ENODEV; + smac = ndev->dev_addr; memcpy(sqp->ud_header.eth.smac_h, smac, 6); if (!memcmp(sqp->ud_header.eth.smac_h, sqp->ud_header.eth.dmac_h, 6)) mlx->flags |= cpu_to_be32(MLX4_WQE_CTRL_FORCE_LOOPBACK); diff --git a/trunk/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/trunk/drivers/infiniband/hw/ocrdma/ocrdma_main.c index 5a044526e4f4..c4e0131f1b57 100644 --- a/trunk/drivers/infiniband/hw/ocrdma/ocrdma_main.c +++ b/trunk/drivers/infiniband/hw/ocrdma/ocrdma_main.c @@ -161,7 +161,7 @@ static void ocrdma_add_default_sgid(struct ocrdma_dev *dev) ocrdma_get_guid(dev, &sgid->raw[8]); } -#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) +#if IS_ENABLED(CONFIG_VLAN_8021Q) static void ocrdma_add_vlan_sgids(struct ocrdma_dev *dev) { struct net_device *netdev, *tmp; @@ -202,14 +202,13 @@ static int ocrdma_build_sgid_tbl(struct ocrdma_dev *dev) return 0; } -#if IS_ENABLED(CONFIG_IPV6) || IS_ENABLED(CONFIG_VLAN_8021Q) +#if IS_ENABLED(CONFIG_IPV6) static int ocrdma_inet6addr_event(struct notifier_block *notifier, unsigned long event, void *ptr) { struct inet6_ifaddr *ifa = (struct inet6_ifaddr *)ptr; - struct net_device *event_netdev = ifa->idev->dev; - struct net_device *netdev = NULL; + struct net_device *netdev = ifa->idev->dev; struct ib_event gid_event; struct ocrdma_dev *dev; bool found = false; @@ -217,11 +216,12 @@ static int ocrdma_inet6addr_event(struct notifier_block *notifier, bool is_vlan = false; u16 vid = 0; - netdev = vlan_dev_real_dev(event_netdev); - if (netdev != event_netdev) { - is_vlan = true; - vid = vlan_dev_vlan_id(event_netdev); + is_vlan = netdev->priv_flags & IFF_802_1Q_VLAN; + if (is_vlan) { + vid = vlan_dev_vlan_id(netdev); + netdev = vlan_dev_real_dev(netdev); } + rcu_read_lock(); list_for_each_entry_rcu(dev, &ocrdma_dev_list, entry) { if (dev->nic_info.netdev == netdev) { diff --git a/trunk/drivers/infiniband/hw/qib/qib_iba7322.c b/trunk/drivers/infiniband/hw/qib/qib_iba7322.c index 0d7280af99bc..3f6b21e9dc11 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_iba7322.c +++ b/trunk/drivers/infiniband/hw/qib/qib_iba7322.c @@ -6346,8 +6346,10 @@ static int qib_init_7322_variables(struct qib_devdata *dd) dd->piobcnt4k * dd->align4k; dd->piovl15base = ioremap_nocache(vl15off, NUM_VL15_BUFS * dd->align4k); - if (!dd->piovl15base) + if (!dd->piovl15base) { + ret = -ENOMEM; goto bail; + } } qib_7322_set_baseaddrs(dd); /* set chip access pointers now */ diff --git a/trunk/drivers/infiniband/hw/qib/qib_sd7220.c b/trunk/drivers/infiniband/hw/qib/qib_sd7220.c index a322d5171a2c..50a8a0d4fe67 100644 --- a/trunk/drivers/infiniband/hw/qib/qib_sd7220.c +++ b/trunk/drivers/infiniband/hw/qib/qib_sd7220.c @@ -372,7 +372,7 @@ static void qib_sd_trimdone_monitor(struct qib_devdata *dd, /* Read CTRL reg for each channel to check TRIMDONE */ if (baduns & (1 << chn)) { qib_dev_err(dd, - "Reseting TRIMDONE on chn %d (%s)\n", + "Resetting TRIMDONE on chn %d (%s)\n", chn, where); ret = qib_sd7220_reg_mod(dd, IB_7220_SERDES, IB_CTRL2(chn), 0x10, 0x10); diff --git a/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 95ecf4eadf5f..24683fda8e21 100644 --- a/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/trunk/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -1271,12 +1271,15 @@ struct ipoib_cm_tx *ipoib_cm_create_tx(struct net_device *dev, struct ipoib_path void ipoib_cm_destroy_tx(struct ipoib_cm_tx *tx) { struct ipoib_dev_priv *priv = netdev_priv(tx->dev); + unsigned long flags; if (test_and_clear_bit(IPOIB_FLAG_INITIALIZED, &tx->flags)) { + spin_lock_irqsave(&priv->lock, flags); list_move(&tx->list, &priv->cm.reap_list); queue_work(ipoib_workqueue, &priv->cm.reap_task); ipoib_dbg(priv, "Reap connection for gid %pI6\n", tx->neigh->daddr + 4); tx->neigh = NULL; + spin_unlock_irqrestore(&priv->lock, flags); } } diff --git a/trunk/drivers/infiniband/ulp/ipoib/ipoib_main.c b/trunk/drivers/infiniband/ulp/ipoib/ipoib_main.c index 97920b77a5d0..3e2085a3ee47 100644 --- a/trunk/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/trunk/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -1052,7 +1052,7 @@ void ipoib_neigh_free(struct ipoib_neigh *neigh) for (n = rcu_dereference_protected(*np, lockdep_is_held(&ntbl->rwlock)); n != NULL; - n = rcu_dereference_protected(neigh->hnext, + n = rcu_dereference_protected(*np, lockdep_is_held(&ntbl->rwlock))) { if (n == neigh) { /* found */ diff --git a/trunk/drivers/infiniband/ulp/srp/ib_srp.c b/trunk/drivers/infiniband/ulp/srp/ib_srp.c index bcbf22ee0aa7..1b5b0c730054 100644 --- a/trunk/drivers/infiniband/ulp/srp/ib_srp.c +++ b/trunk/drivers/infiniband/ulp/srp/ib_srp.c @@ -586,24 +586,62 @@ static void srp_unmap_data(struct scsi_cmnd *scmnd, scmnd->sc_data_direction); } -static void srp_remove_req(struct srp_target_port *target, - struct srp_request *req, s32 req_lim_delta) +/** + * srp_claim_req - Take ownership of the scmnd associated with a request. + * @target: SRP target port. + * @req: SRP request. + * @scmnd: If NULL, take ownership of @req->scmnd. If not NULL, only take + * ownership of @req->scmnd if it equals @scmnd. + * + * Return value: + * Either NULL or a pointer to the SCSI command the caller became owner of. + */ +static struct scsi_cmnd *srp_claim_req(struct srp_target_port *target, + struct srp_request *req, + struct scsi_cmnd *scmnd) +{ + unsigned long flags; + + spin_lock_irqsave(&target->lock, flags); + if (!scmnd) { + scmnd = req->scmnd; + req->scmnd = NULL; + } else if (req->scmnd == scmnd) { + req->scmnd = NULL; + } else { + scmnd = NULL; + } + spin_unlock_irqrestore(&target->lock, flags); + + return scmnd; +} + +/** + * srp_free_req() - Unmap data and add request to the free request list. + */ +static void srp_free_req(struct srp_target_port *target, + struct srp_request *req, struct scsi_cmnd *scmnd, + s32 req_lim_delta) { unsigned long flags; - srp_unmap_data(req->scmnd, target, req); + srp_unmap_data(scmnd, target, req); + spin_lock_irqsave(&target->lock, flags); target->req_lim += req_lim_delta; - req->scmnd = NULL; list_add_tail(&req->list, &target->free_reqs); spin_unlock_irqrestore(&target->lock, flags); } static void srp_reset_req(struct srp_target_port *target, struct srp_request *req) { - req->scmnd->result = DID_RESET << 16; - req->scmnd->scsi_done(req->scmnd); - srp_remove_req(target, req, 0); + struct scsi_cmnd *scmnd = srp_claim_req(target, req, NULL); + + if (scmnd) { + scmnd->result = DID_RESET << 16; + scmnd->scsi_done(scmnd); + srp_free_req(target, req, scmnd, 0); + } } static int srp_reconnect_target(struct srp_target_port *target) @@ -1073,11 +1111,18 @@ static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp) complete(&target->tsk_mgmt_done); } else { req = &target->req_ring[rsp->tag]; - scmnd = req->scmnd; - if (!scmnd) + scmnd = srp_claim_req(target, req, NULL); + if (!scmnd) { shost_printk(KERN_ERR, target->scsi_host, "Null scmnd for RSP w/tag %016llx\n", (unsigned long long) rsp->tag); + + spin_lock_irqsave(&target->lock, flags); + target->req_lim += be32_to_cpu(rsp->req_lim_delta); + spin_unlock_irqrestore(&target->lock, flags); + + return; + } scmnd->result = rsp->status; if (rsp->flags & SRP_RSP_FLAG_SNSVALID) { @@ -1092,7 +1137,9 @@ static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp) else if (rsp->flags & (SRP_RSP_FLAG_DIOVER | SRP_RSP_FLAG_DIUNDER)) scsi_set_resid(scmnd, be32_to_cpu(rsp->data_in_res_cnt)); - srp_remove_req(target, req, be32_to_cpu(rsp->req_lim_delta)); + srp_free_req(target, req, scmnd, + be32_to_cpu(rsp->req_lim_delta)); + scmnd->host_scribble = NULL; scmnd->scsi_done(scmnd); } @@ -1631,25 +1678,17 @@ static int srp_abort(struct scsi_cmnd *scmnd) { struct srp_target_port *target = host_to_target(scmnd->device->host); struct srp_request *req = (struct srp_request *) scmnd->host_scribble; - int ret = SUCCESS; shost_printk(KERN_ERR, target->scsi_host, "SRP abort called\n"); - if (!req || target->qp_in_error) + if (!req || target->qp_in_error || !srp_claim_req(target, req, scmnd)) return FAILED; - if (srp_send_tsk_mgmt(target, req->index, scmnd->device->lun, - SRP_TSK_ABORT_TASK)) - return FAILED; - - if (req->scmnd) { - if (!target->tsk_mgmt_status) { - srp_remove_req(target, req, 0); - scmnd->result = DID_ABORT << 16; - } else - ret = FAILED; - } + srp_send_tsk_mgmt(target, req->index, scmnd->device->lun, + SRP_TSK_ABORT_TASK); + srp_free_req(target, req, scmnd, 0); + scmnd->result = DID_ABORT << 16; - return ret; + return SUCCESS; } static int srp_reset_device(struct scsi_cmnd *scmnd) diff --git a/trunk/drivers/infiniband/ulp/srpt/ib_srpt.c b/trunk/drivers/infiniband/ulp/srpt/ib_srpt.c index 7a0ce8d42887..9e1449f8c6a2 100644 --- a/trunk/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/trunk/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -1469,7 +1469,7 @@ static void srpt_handle_send_comp(struct srpt_rdma_ch *ch, * * XXX: what is now target_execute_cmd used to be asynchronous, and unmapping * the data that has been transferred via IB RDMA had to be postponed until the - * check_stop_free() callback. None of this is nessecary anymore and needs to + * check_stop_free() callback. None of this is necessary anymore and needs to * be cleaned up. */ static void srpt_handle_rdma_comp(struct srpt_rdma_ch *ch, diff --git a/trunk/drivers/iommu/amd_iommu_init.c b/trunk/drivers/iommu/amd_iommu_init.c index 0a2ea317120a..18a89b760aaa 100644 --- a/trunk/drivers/iommu/amd_iommu_init.c +++ b/trunk/drivers/iommu/amd_iommu_init.c @@ -1111,7 +1111,7 @@ static void print_iommu_info(void) if (iommu->cap & (1 << IOMMU_CAP_EFR)) { pr_info("AMD-Vi: Extended features: "); - for (i = 0; ARRAY_SIZE(feat_str); ++i) { + for (i = 0; i < ARRAY_SIZE(feat_str); ++i) { if (iommu_feature(iommu, (1ULL << i))) pr_cont(" %s", feat_str[i]); } diff --git a/trunk/drivers/iommu/intel_irq_remapping.c b/trunk/drivers/iommu/intel_irq_remapping.c index e0b18f3ae9a8..af8904de1d44 100644 --- a/trunk/drivers/iommu/intel_irq_remapping.c +++ b/trunk/drivers/iommu/intel_irq_remapping.c @@ -736,6 +736,7 @@ int __init parse_ioapics_under_ir(void) { struct dmar_drhd_unit *drhd; int ir_supported = 0; + int ioapic_idx; for_each_drhd_unit(drhd) { struct intel_iommu *iommu = drhd->iommu; @@ -748,13 +749,20 @@ int __init parse_ioapics_under_ir(void) } } - if (ir_supported && ir_ioapic_num != nr_ioapics) { - printk(KERN_WARNING - "Not all IO-APIC's listed under remapping hardware\n"); - return -1; + if (!ir_supported) + return 0; + + for (ioapic_idx = 0; ioapic_idx < nr_ioapics; ioapic_idx++) { + int ioapic_id = mpc_ioapic_id(ioapic_idx); + if (!map_ioapic_to_ir(ioapic_id)) { + pr_err(FW_BUG "ioapic %d has no mapping iommu, " + "interrupt remapping will be disabled\n", + ioapic_id); + return -1; + } } - return ir_supported; + return 1; } int __init ir_dev_scope_init(void) diff --git a/trunk/drivers/md/md.c b/trunk/drivers/md/md.c index fcd098794d37..3f6203a4c7ea 100644 --- a/trunk/drivers/md/md.c +++ b/trunk/drivers/md/md.c @@ -1108,8 +1108,11 @@ static int super_90_load(struct md_rdev *rdev, struct md_rdev *refdev, int minor ret = 0; } rdev->sectors = rdev->sb_start; - /* Limit to 4TB as metadata cannot record more than that */ - if (rdev->sectors >= (2ULL << 32)) + /* Limit to 4TB as metadata cannot record more than that. + * (not needed for Linear and RAID0 as metadata doesn't + * record this size) + */ + if (rdev->sectors >= (2ULL << 32) && sb->level >= 1) rdev->sectors = (2ULL << 32) - 2; if (rdev->sectors < ((sector_t)sb->size) * 2 && sb->level >= 1) @@ -1400,7 +1403,7 @@ super_90_rdev_size_change(struct md_rdev *rdev, sector_t num_sectors) /* Limit to 4TB as metadata cannot record more than that. * 4TB == 2^32 KB, or 2*2^32 sectors. */ - if (num_sectors >= (2ULL << 32)) + if (num_sectors >= (2ULL << 32) && rdev->mddev->level >= 1) num_sectors = (2ULL << 32) - 2; md_super_write(rdev->mddev, rdev, rdev->sb_start, rdev->sb_size, rdev->sb_page); diff --git a/trunk/drivers/md/raid10.c b/trunk/drivers/md/raid10.c index de5ed6fd8806..1c2eb38f3c51 100644 --- a/trunk/drivers/md/raid10.c +++ b/trunk/drivers/md/raid10.c @@ -659,7 +659,11 @@ static int raid10_mergeable_bvec(struct request_queue *q, max = biovec->bv_len; if (mddev->merge_check_needed) { - struct r10bio r10_bio; + struct { + struct r10bio r10_bio; + struct r10dev devs[conf->copies]; + } on_stack; + struct r10bio *r10_bio = &on_stack.r10_bio; int s; if (conf->reshape_progress != MaxSector) { /* Cannot give any guidance during reshape */ @@ -667,18 +671,18 @@ static int raid10_mergeable_bvec(struct request_queue *q, return biovec->bv_len; return 0; } - r10_bio.sector = sector; - raid10_find_phys(conf, &r10_bio); + r10_bio->sector = sector; + raid10_find_phys(conf, r10_bio); rcu_read_lock(); for (s = 0; s < conf->copies; s++) { - int disk = r10_bio.devs[s].devnum; + int disk = r10_bio->devs[s].devnum; struct md_rdev *rdev = rcu_dereference( conf->mirrors[disk].rdev); if (rdev && !test_bit(Faulty, &rdev->flags)) { struct request_queue *q = bdev_get_queue(rdev->bdev); if (q->merge_bvec_fn) { - bvm->bi_sector = r10_bio.devs[s].addr + bvm->bi_sector = r10_bio->devs[s].addr + rdev->data_offset; bvm->bi_bdev = rdev->bdev; max = min(max, q->merge_bvec_fn( @@ -690,7 +694,7 @@ static int raid10_mergeable_bvec(struct request_queue *q, struct request_queue *q = bdev_get_queue(rdev->bdev); if (q->merge_bvec_fn) { - bvm->bi_sector = r10_bio.devs[s].addr + bvm->bi_sector = r10_bio->devs[s].addr + rdev->data_offset; bvm->bi_bdev = rdev->bdev; max = min(max, q->merge_bvec_fn( @@ -4414,14 +4418,18 @@ static int handle_reshape_read_error(struct mddev *mddev, { /* Use sync reads to get the blocks from somewhere else */ int sectors = r10_bio->sectors; - struct r10bio r10b; struct r10conf *conf = mddev->private; + struct { + struct r10bio r10_bio; + struct r10dev devs[conf->copies]; + } on_stack; + struct r10bio *r10b = &on_stack.r10_bio; int slot = 0; int idx = 0; struct bio_vec *bvec = r10_bio->master_bio->bi_io_vec; - r10b.sector = r10_bio->sector; - __raid10_find_phys(&conf->prev, &r10b); + r10b->sector = r10_bio->sector; + __raid10_find_phys(&conf->prev, r10b); while (sectors) { int s = sectors; @@ -4432,7 +4440,7 @@ static int handle_reshape_read_error(struct mddev *mddev, s = PAGE_SIZE >> 9; while (!success) { - int d = r10b.devs[slot].devnum; + int d = r10b->devs[slot].devnum; struct md_rdev *rdev = conf->mirrors[d].rdev; sector_t addr; if (rdev == NULL || @@ -4440,7 +4448,7 @@ static int handle_reshape_read_error(struct mddev *mddev, !test_bit(In_sync, &rdev->flags)) goto failed; - addr = r10b.devs[slot].addr + idx * PAGE_SIZE; + addr = r10b->devs[slot].addr + idx * PAGE_SIZE; success = sync_page_io(rdev, addr, s << 9, diff --git a/trunk/drivers/md/raid10.h b/trunk/drivers/md/raid10.h index 007c2c68dd83..1054cf602345 100644 --- a/trunk/drivers/md/raid10.h +++ b/trunk/drivers/md/raid10.h @@ -110,7 +110,7 @@ struct r10bio { * We choose the number when they are allocated. * We sometimes need an extra bio to write to the replacement. */ - struct { + struct r10dev { struct bio *bio; union { struct bio *repl_bio; /* used for resync and diff --git a/trunk/drivers/media/dvb/siano/smsusb.c b/trunk/drivers/media/dvb/siano/smsusb.c index 664e460f247b..aac622200e99 100644 --- a/trunk/drivers/media/dvb/siano/smsusb.c +++ b/trunk/drivers/media/dvb/siano/smsusb.c @@ -481,7 +481,7 @@ static int smsusb_resume(struct usb_interface *intf) return 0; } -static const struct usb_device_id smsusb_id_table[] __devinitconst = { +static const struct usb_device_id smsusb_id_table[] = { { USB_DEVICE(0x187f, 0x0010), .driver_info = SMS1XXX_BOARD_SIANO_STELLAR }, { USB_DEVICE(0x187f, 0x0100), diff --git a/trunk/drivers/media/radio/radio-shark.c b/trunk/drivers/media/radio/radio-shark.c index d0b6bb507634..72ded29728bb 100644 --- a/trunk/drivers/media/radio/radio-shark.c +++ b/trunk/drivers/media/radio/radio-shark.c @@ -35,6 +35,11 @@ #include #include +#if defined(CONFIG_LEDS_CLASS) || \ + (defined(CONFIG_LEDS_CLASS_MODULE) && defined(CONFIG_RADIO_SHARK_MODULE)) +#define SHARK_USE_LEDS 1 +#endif + /* * Version Information */ @@ -56,44 +61,18 @@ MODULE_LICENSE("GPL"); enum { BLUE_LED, BLUE_PULSE_LED, RED_LED, NO_LEDS }; -static void shark_led_set_blue(struct led_classdev *led_cdev, - enum led_brightness value); -static void shark_led_set_blue_pulse(struct led_classdev *led_cdev, - enum led_brightness value); -static void shark_led_set_red(struct led_classdev *led_cdev, - enum led_brightness value); - -static const struct led_classdev shark_led_templates[NO_LEDS] = { - [BLUE_LED] = { - .name = "%s:blue:", - .brightness = LED_OFF, - .max_brightness = 127, - .brightness_set = shark_led_set_blue, - }, - [BLUE_PULSE_LED] = { - .name = "%s:blue-pulse:", - .brightness = LED_OFF, - .max_brightness = 255, - .brightness_set = shark_led_set_blue_pulse, - }, - [RED_LED] = { - .name = "%s:red:", - .brightness = LED_OFF, - .max_brightness = 1, - .brightness_set = shark_led_set_red, - }, -}; - struct shark_device { struct usb_device *usbdev; struct v4l2_device v4l2_dev; struct snd_tea575x tea; +#ifdef SHARK_USE_LEDS struct work_struct led_work; struct led_classdev leds[NO_LEDS]; char led_names[NO_LEDS][32]; atomic_t brightness[NO_LEDS]; unsigned long brightness_new; +#endif u8 *transfer_buffer; u32 last_val; @@ -175,20 +154,13 @@ static struct snd_tea575x_ops shark_tea_ops = { .read_val = shark_read_val, }; +#ifdef SHARK_USE_LEDS static void shark_led_work(struct work_struct *work) { struct shark_device *shark = container_of(work, struct shark_device, led_work); int i, res, brightness, actual_len; - /* - * We use the v4l2_dev lock and registered bit to ensure the device - * does not get unplugged and unreffed while we're running. - */ - mutex_lock(&shark->tea.mutex); - if (!video_is_registered(&shark->tea.vd)) - goto leave; - for (i = 0; i < 3; i++) { if (!test_and_clear_bit(i, &shark->brightness_new)) continue; @@ -208,8 +180,6 @@ static void shark_led_work(struct work_struct *work) v4l2_err(&shark->v4l2_dev, "set LED %s error: %d\n", shark->led_names[i], res); } -leave: - mutex_unlock(&shark->tea.mutex); } static void shark_led_set_blue(struct led_classdev *led_cdev, @@ -245,19 +215,78 @@ static void shark_led_set_red(struct led_classdev *led_cdev, schedule_work(&shark->led_work); } +static const struct led_classdev shark_led_templates[NO_LEDS] = { + [BLUE_LED] = { + .name = "%s:blue:", + .brightness = LED_OFF, + .max_brightness = 127, + .brightness_set = shark_led_set_blue, + }, + [BLUE_PULSE_LED] = { + .name = "%s:blue-pulse:", + .brightness = LED_OFF, + .max_brightness = 255, + .brightness_set = shark_led_set_blue_pulse, + }, + [RED_LED] = { + .name = "%s:red:", + .brightness = LED_OFF, + .max_brightness = 1, + .brightness_set = shark_led_set_red, + }, +}; + +static int shark_register_leds(struct shark_device *shark, struct device *dev) +{ + int i, retval; + + INIT_WORK(&shark->led_work, shark_led_work); + for (i = 0; i < NO_LEDS; i++) { + shark->leds[i] = shark_led_templates[i]; + snprintf(shark->led_names[i], sizeof(shark->led_names[0]), + shark->leds[i].name, shark->v4l2_dev.name); + shark->leds[i].name = shark->led_names[i]; + retval = led_classdev_register(dev, &shark->leds[i]); + if (retval) { + v4l2_err(&shark->v4l2_dev, + "couldn't register led: %s\n", + shark->led_names[i]); + return retval; + } + } + return 0; +} + +static void shark_unregister_leds(struct shark_device *shark) +{ + int i; + + for (i = 0; i < NO_LEDS; i++) + led_classdev_unregister(&shark->leds[i]); + + cancel_work_sync(&shark->led_work); +} +#else +static int shark_register_leds(struct shark_device *shark, struct device *dev) +{ + v4l2_warn(&shark->v4l2_dev, + "CONFIG_LED_CLASS not enabled, LED support disabled\n"); + return 0; +} +static inline void shark_unregister_leds(struct shark_device *shark) { } +#endif + static void usb_shark_disconnect(struct usb_interface *intf) { struct v4l2_device *v4l2_dev = usb_get_intfdata(intf); struct shark_device *shark = v4l2_dev_to_shark(v4l2_dev); - int i; mutex_lock(&shark->tea.mutex); v4l2_device_disconnect(&shark->v4l2_dev); snd_tea575x_exit(&shark->tea); mutex_unlock(&shark->tea.mutex); - for (i = 0; i < NO_LEDS; i++) - led_classdev_unregister(&shark->leds[i]); + shark_unregister_leds(shark); v4l2_device_put(&shark->v4l2_dev); } @@ -266,7 +295,6 @@ static void usb_shark_release(struct v4l2_device *v4l2_dev) { struct shark_device *shark = v4l2_dev_to_shark(v4l2_dev); - cancel_work_sync(&shark->led_work); v4l2_device_unregister(&shark->v4l2_dev); kfree(shark->transfer_buffer); kfree(shark); @@ -276,7 +304,7 @@ static int usb_shark_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct shark_device *shark; - int i, retval = -ENOMEM; + int retval = -ENOMEM; shark = kzalloc(sizeof(struct shark_device), GFP_KERNEL); if (!shark) @@ -286,17 +314,13 @@ static int usb_shark_probe(struct usb_interface *intf, if (!shark->transfer_buffer) goto err_alloc_buffer; - /* - * Work around a bug in usbhid/hid-core.c, where it leaves a dangling - * pointer in intfdata causing v4l2-device.c to not set it. Which - * results in usb_shark_disconnect() referencing the dangling pointer - * - * REMOVE (as soon as the above bug is fixed, patch submitted) - */ - usb_set_intfdata(intf, NULL); + v4l2_device_set_name(&shark->v4l2_dev, DRV_NAME, &shark_instance); + + retval = shark_register_leds(shark, &intf->dev); + if (retval) + goto err_reg_leds; shark->v4l2_dev.release = usb_shark_release; - v4l2_device_set_name(&shark->v4l2_dev, DRV_NAME, &shark_instance); retval = v4l2_device_register(&intf->dev, &shark->v4l2_dev); if (retval) { v4l2_err(&shark->v4l2_dev, "couldn't register v4l2_device\n"); @@ -320,32 +344,13 @@ static int usb_shark_probe(struct usb_interface *intf, goto err_init_tea; } - INIT_WORK(&shark->led_work, shark_led_work); - for (i = 0; i < NO_LEDS; i++) { - shark->leds[i] = shark_led_templates[i]; - snprintf(shark->led_names[i], sizeof(shark->led_names[0]), - shark->leds[i].name, shark->v4l2_dev.name); - shark->leds[i].name = shark->led_names[i]; - /* - * We don't fail the probe if we fail to register the leds, - * because once we've called snd_tea575x_init, the /dev/radio0 - * node may be opened from userspace holding a reference to us! - * - * Note we cannot register the leds first instead as - * shark_led_work depends on the v4l2 mutex and registered bit. - */ - retval = led_classdev_register(&intf->dev, &shark->leds[i]); - if (retval) - v4l2_err(&shark->v4l2_dev, - "couldn't register led: %s\n", - shark->led_names[i]); - } - return 0; err_init_tea: v4l2_device_unregister(&shark->v4l2_dev); err_reg_dev: + shark_unregister_leds(shark); +err_reg_leds: kfree(shark->transfer_buffer); err_alloc_buffer: kfree(shark); diff --git a/trunk/drivers/media/radio/radio-shark2.c b/trunk/drivers/media/radio/radio-shark2.c index b9575de3e7e8..7b4efdfaae28 100644 --- a/trunk/drivers/media/radio/radio-shark2.c +++ b/trunk/drivers/media/radio/radio-shark2.c @@ -35,6 +35,11 @@ #include #include "radio-tea5777.h" +#if defined(CONFIG_LEDS_CLASS) || \ + (defined(CONFIG_LEDS_CLASS_MODULE) && defined(CONFIG_RADIO_SHARK2_MODULE)) +#define SHARK_USE_LEDS 1 +#endif + MODULE_AUTHOR("Hans de Goede "); MODULE_DESCRIPTION("Griffin radioSHARK2, USB radio receiver driver"); MODULE_LICENSE("GPL"); @@ -43,7 +48,6 @@ static int debug; module_param(debug, int, 0); MODULE_PARM_DESC(debug, "Debug level (0-1)"); - #define SHARK_IN_EP 0x83 #define SHARK_OUT_EP 0x05 @@ -54,36 +58,18 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)"); enum { BLUE_LED, RED_LED, NO_LEDS }; -static void shark_led_set_blue(struct led_classdev *led_cdev, - enum led_brightness value); -static void shark_led_set_red(struct led_classdev *led_cdev, - enum led_brightness value); - -static const struct led_classdev shark_led_templates[NO_LEDS] = { - [BLUE_LED] = { - .name = "%s:blue:", - .brightness = LED_OFF, - .max_brightness = 127, - .brightness_set = shark_led_set_blue, - }, - [RED_LED] = { - .name = "%s:red:", - .brightness = LED_OFF, - .max_brightness = 1, - .brightness_set = shark_led_set_red, - }, -}; - struct shark_device { struct usb_device *usbdev; struct v4l2_device v4l2_dev; struct radio_tea5777 tea; +#ifdef SHARK_USE_LEDS struct work_struct led_work; struct led_classdev leds[NO_LEDS]; char led_names[NO_LEDS][32]; atomic_t brightness[NO_LEDS]; unsigned long brightness_new; +#endif u8 *transfer_buffer; }; @@ -161,18 +147,12 @@ static struct radio_tea5777_ops shark_tea_ops = { .read_reg = shark_read_reg, }; +#ifdef SHARK_USE_LEDS static void shark_led_work(struct work_struct *work) { struct shark_device *shark = container_of(work, struct shark_device, led_work); int i, res, brightness, actual_len; - /* - * We use the v4l2_dev lock and registered bit to ensure the device - * does not get unplugged and unreffed while we're running. - */ - mutex_lock(&shark->tea.mutex); - if (!video_is_registered(&shark->tea.vd)) - goto leave; for (i = 0; i < 2; i++) { if (!test_and_clear_bit(i, &shark->brightness_new)) @@ -191,8 +171,6 @@ static void shark_led_work(struct work_struct *work) v4l2_err(&shark->v4l2_dev, "set LED %s error: %d\n", shark->led_names[i], res); } -leave: - mutex_unlock(&shark->tea.mutex); } static void shark_led_set_blue(struct led_classdev *led_cdev, @@ -217,19 +195,72 @@ static void shark_led_set_red(struct led_classdev *led_cdev, schedule_work(&shark->led_work); } +static const struct led_classdev shark_led_templates[NO_LEDS] = { + [BLUE_LED] = { + .name = "%s:blue:", + .brightness = LED_OFF, + .max_brightness = 127, + .brightness_set = shark_led_set_blue, + }, + [RED_LED] = { + .name = "%s:red:", + .brightness = LED_OFF, + .max_brightness = 1, + .brightness_set = shark_led_set_red, + }, +}; + +static int shark_register_leds(struct shark_device *shark, struct device *dev) +{ + int i, retval; + + INIT_WORK(&shark->led_work, shark_led_work); + for (i = 0; i < NO_LEDS; i++) { + shark->leds[i] = shark_led_templates[i]; + snprintf(shark->led_names[i], sizeof(shark->led_names[0]), + shark->leds[i].name, shark->v4l2_dev.name); + shark->leds[i].name = shark->led_names[i]; + retval = led_classdev_register(dev, &shark->leds[i]); + if (retval) { + v4l2_err(&shark->v4l2_dev, + "couldn't register led: %s\n", + shark->led_names[i]); + return retval; + } + } + return 0; +} + +static void shark_unregister_leds(struct shark_device *shark) +{ + int i; + + for (i = 0; i < NO_LEDS; i++) + led_classdev_unregister(&shark->leds[i]); + + cancel_work_sync(&shark->led_work); +} +#else +static int shark_register_leds(struct shark_device *shark, struct device *dev) +{ + v4l2_warn(&shark->v4l2_dev, + "CONFIG_LED_CLASS not enabled, LED support disabled\n"); + return 0; +} +static inline void shark_unregister_leds(struct shark_device *shark) { } +#endif + static void usb_shark_disconnect(struct usb_interface *intf) { struct v4l2_device *v4l2_dev = usb_get_intfdata(intf); struct shark_device *shark = v4l2_dev_to_shark(v4l2_dev); - int i; mutex_lock(&shark->tea.mutex); v4l2_device_disconnect(&shark->v4l2_dev); radio_tea5777_exit(&shark->tea); mutex_unlock(&shark->tea.mutex); - for (i = 0; i < NO_LEDS; i++) - led_classdev_unregister(&shark->leds[i]); + shark_unregister_leds(shark); v4l2_device_put(&shark->v4l2_dev); } @@ -238,7 +269,6 @@ static void usb_shark_release(struct v4l2_device *v4l2_dev) { struct shark_device *shark = v4l2_dev_to_shark(v4l2_dev); - cancel_work_sync(&shark->led_work); v4l2_device_unregister(&shark->v4l2_dev); kfree(shark->transfer_buffer); kfree(shark); @@ -248,7 +278,7 @@ static int usb_shark_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct shark_device *shark; - int i, retval = -ENOMEM; + int retval = -ENOMEM; shark = kzalloc(sizeof(struct shark_device), GFP_KERNEL); if (!shark) @@ -258,17 +288,13 @@ static int usb_shark_probe(struct usb_interface *intf, if (!shark->transfer_buffer) goto err_alloc_buffer; - /* - * Work around a bug in usbhid/hid-core.c, where it leaves a dangling - * pointer in intfdata causing v4l2-device.c to not set it. Which - * results in usb_shark_disconnect() referencing the dangling pointer - * - * REMOVE (as soon as the above bug is fixed, patch submitted) - */ - usb_set_intfdata(intf, NULL); + v4l2_device_set_name(&shark->v4l2_dev, DRV_NAME, &shark_instance); + + retval = shark_register_leds(shark, &intf->dev); + if (retval) + goto err_reg_leds; shark->v4l2_dev.release = usb_shark_release; - v4l2_device_set_name(&shark->v4l2_dev, DRV_NAME, &shark_instance); retval = v4l2_device_register(&intf->dev, &shark->v4l2_dev); if (retval) { v4l2_err(&shark->v4l2_dev, "couldn't register v4l2_device\n"); @@ -292,32 +318,13 @@ static int usb_shark_probe(struct usb_interface *intf, goto err_init_tea; } - INIT_WORK(&shark->led_work, shark_led_work); - for (i = 0; i < NO_LEDS; i++) { - shark->leds[i] = shark_led_templates[i]; - snprintf(shark->led_names[i], sizeof(shark->led_names[0]), - shark->leds[i].name, shark->v4l2_dev.name); - shark->leds[i].name = shark->led_names[i]; - /* - * We don't fail the probe if we fail to register the leds, - * because once we've called radio_tea5777_init, the /dev/radio0 - * node may be opened from userspace holding a reference to us! - * - * Note we cannot register the leds first instead as - * shark_led_work depends on the v4l2 mutex and registered bit. - */ - retval = led_classdev_register(&intf->dev, &shark->leds[i]); - if (retval) - v4l2_err(&shark->v4l2_dev, - "couldn't register led: %s\n", - shark->led_names[i]); - } - return 0; err_init_tea: v4l2_device_unregister(&shark->v4l2_dev); err_reg_dev: + shark_unregister_leds(shark); +err_reg_leds: kfree(shark->transfer_buffer); err_alloc_buffer: kfree(shark); diff --git a/trunk/drivers/media/radio/si470x/radio-si470x-common.c b/trunk/drivers/media/radio/si470x/radio-si470x-common.c index 9e38132afec6..9bb65e170d99 100644 --- a/trunk/drivers/media/radio/si470x/radio-si470x-common.c +++ b/trunk/drivers/media/radio/si470x/radio-si470x-common.c @@ -151,6 +151,7 @@ static const struct v4l2_frequency_band bands[] = { .index = 0, .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_RDS | V4L2_TUNER_CAP_RDS_BLOCK_IO | + V4L2_TUNER_CAP_FREQ_BANDS | V4L2_TUNER_CAP_HWSEEK_BOUNDED | V4L2_TUNER_CAP_HWSEEK_WRAP, .rangelow = 87500 * 16, @@ -162,6 +163,7 @@ static const struct v4l2_frequency_band bands[] = { .index = 1, .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_RDS | V4L2_TUNER_CAP_RDS_BLOCK_IO | + V4L2_TUNER_CAP_FREQ_BANDS | V4L2_TUNER_CAP_HWSEEK_BOUNDED | V4L2_TUNER_CAP_HWSEEK_WRAP, .rangelow = 76000 * 16, @@ -173,6 +175,7 @@ static const struct v4l2_frequency_band bands[] = { .index = 2, .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_RDS | V4L2_TUNER_CAP_RDS_BLOCK_IO | + V4L2_TUNER_CAP_FREQ_BANDS | V4L2_TUNER_CAP_HWSEEK_BOUNDED | V4L2_TUNER_CAP_HWSEEK_WRAP, .rangelow = 76000 * 16, diff --git a/trunk/drivers/media/radio/si470x/radio-si470x-i2c.c b/trunk/drivers/media/radio/si470x/radio-si470x-i2c.c index 643a6ff7c5d0..f867f04cccc9 100644 --- a/trunk/drivers/media/radio/si470x/radio-si470x-i2c.c +++ b/trunk/drivers/media/radio/si470x/radio-si470x-i2c.c @@ -225,8 +225,9 @@ int si470x_vidioc_querycap(struct file *file, void *priv, { strlcpy(capability->driver, DRIVER_NAME, sizeof(capability->driver)); strlcpy(capability->card, DRIVER_CARD, sizeof(capability->card)); - capability->capabilities = V4L2_CAP_HW_FREQ_SEEK | - V4L2_CAP_TUNER | V4L2_CAP_RADIO; + capability->device_caps = V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_READWRITE | + V4L2_CAP_TUNER | V4L2_CAP_RADIO | V4L2_CAP_RDS_CAPTURE; + capability->capabilities = capability->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } diff --git a/trunk/drivers/media/radio/si470x/radio-si470x-usb.c b/trunk/drivers/media/radio/si470x/radio-si470x-usb.c index 146be4263ea1..be076f7181e7 100644 --- a/trunk/drivers/media/radio/si470x/radio-si470x-usb.c +++ b/trunk/drivers/media/radio/si470x/radio-si470x-usb.c @@ -531,7 +531,7 @@ int si470x_vidioc_querycap(struct file *file, void *priv, strlcpy(capability->card, DRIVER_CARD, sizeof(capability->card)); usb_make_path(radio->usbdev, capability->bus_info, sizeof(capability->bus_info)); - capability->device_caps = V4L2_CAP_HW_FREQ_SEEK | + capability->device_caps = V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_READWRITE | V4L2_CAP_TUNER | V4L2_CAP_RADIO | V4L2_CAP_RDS_CAPTURE; capability->capabilities = capability->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; diff --git a/trunk/drivers/media/rc/Kconfig b/trunk/drivers/media/rc/Kconfig index 5180390be7ab..8be57634ba60 100644 --- a/trunk/drivers/media/rc/Kconfig +++ b/trunk/drivers/media/rc/Kconfig @@ -261,6 +261,7 @@ config IR_WINBOND_CIR config IR_IGUANA tristate "IguanaWorks USB IR Transceiver" + depends on USB_ARCH_HAS_HCD depends on RC_CORE select USB ---help--- diff --git a/trunk/drivers/media/video/gspca/jl2005bcd.c b/trunk/drivers/media/video/gspca/jl2005bcd.c index cf9d9fca5b84..234777116e5f 100644 --- a/trunk/drivers/media/video/gspca/jl2005bcd.c +++ b/trunk/drivers/media/video/gspca/jl2005bcd.c @@ -512,7 +512,7 @@ static const struct sd_desc sd_desc = { }; /* -- module initialisation -- */ -static const __devinitdata struct usb_device_id device_table[] = { +static const struct usb_device_id device_table[] = { {USB_DEVICE(0x0979, 0x0227)}, {} }; diff --git a/trunk/drivers/media/video/gspca/spca506.c b/trunk/drivers/media/video/gspca/spca506.c index 969bb5a4cd93..bab01c86c315 100644 --- a/trunk/drivers/media/video/gspca/spca506.c +++ b/trunk/drivers/media/video/gspca/spca506.c @@ -579,7 +579,7 @@ static const struct sd_desc sd_desc = { }; /* -- module initialisation -- */ -static const struct usb_device_id device_table[] __devinitconst = { +static const struct usb_device_id device_table[] = { {USB_DEVICE(0x06e1, 0xa190)}, /*fixme: may be IntelPCCameraPro BRIDGE_SPCA505 {USB_DEVICE(0x0733, 0x0430)}, */ diff --git a/trunk/drivers/media/video/mem2mem_testdev.c b/trunk/drivers/media/video/mem2mem_testdev.c index 7efe9ad7acc7..0b91a5cd38eb 100644 --- a/trunk/drivers/media/video/mem2mem_testdev.c +++ b/trunk/drivers/media/video/mem2mem_testdev.c @@ -431,7 +431,7 @@ static int vidioc_querycap(struct file *file, void *priv, strncpy(cap->driver, MEM2MEM_NAME, sizeof(cap->driver) - 1); strncpy(cap->card, MEM2MEM_NAME, sizeof(cap->card) - 1); strlcpy(cap->bus_info, MEM2MEM_NAME, sizeof(cap->bus_info)); - cap->capabilities = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING; + cap->device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING; cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } diff --git a/trunk/drivers/media/video/mx1_camera.c b/trunk/drivers/media/video/mx1_camera.c index d2e6f82ecfac..560a65aa7038 100644 --- a/trunk/drivers/media/video/mx1_camera.c +++ b/trunk/drivers/media/video/mx1_camera.c @@ -403,7 +403,7 @@ static void mx1_camera_activate(struct mx1_camera_dev *pcdev) dev_dbg(pcdev->icd->parent, "Activate device\n"); - clk_enable(pcdev->clk); + clk_prepare_enable(pcdev->clk); /* enable CSI before doing anything else */ __raw_writel(csicr1, pcdev->base + CSICR1); @@ -422,7 +422,7 @@ static void mx1_camera_deactivate(struct mx1_camera_dev *pcdev) /* Disable all CSI interface */ __raw_writel(0x00, pcdev->base + CSICR1); - clk_disable(pcdev->clk); + clk_disable_unprepare(pcdev->clk); } /* diff --git a/trunk/drivers/media/video/mx2_camera.c b/trunk/drivers/media/video/mx2_camera.c index 637bde8aca28..ac175406e582 100644 --- a/trunk/drivers/media/video/mx2_camera.c +++ b/trunk/drivers/media/video/mx2_camera.c @@ -272,7 +272,7 @@ struct mx2_camera_dev { struct device *dev; struct soc_camera_host soc_host; struct soc_camera_device *icd; - struct clk *clk_csi, *clk_emma; + struct clk *clk_csi, *clk_emma_ahb, *clk_emma_ipg; unsigned int irq_csi, irq_emma; void __iomem *base_csi, *base_emma; @@ -407,7 +407,7 @@ static void mx2_camera_deactivate(struct mx2_camera_dev *pcdev) { unsigned long flags; - clk_disable(pcdev->clk_csi); + clk_disable_unprepare(pcdev->clk_csi); writel(0, pcdev->base_csi + CSICR1); if (cpu_is_mx27()) { writel(0, pcdev->base_emma + PRP_CNTL); @@ -435,7 +435,7 @@ static int mx2_camera_add_device(struct soc_camera_device *icd) if (pcdev->icd) return -EBUSY; - ret = clk_enable(pcdev->clk_csi); + ret = clk_prepare_enable(pcdev->clk_csi); if (ret < 0) return ret; @@ -1633,23 +1633,34 @@ static int __devinit mx27_camera_emma_init(struct mx2_camera_dev *pcdev) goto exit_iounmap; } - pcdev->clk_emma = clk_get(NULL, "emma"); - if (IS_ERR(pcdev->clk_emma)) { - err = PTR_ERR(pcdev->clk_emma); + pcdev->clk_emma_ipg = clk_get(pcdev->dev, "emma-ipg"); + if (IS_ERR(pcdev->clk_emma_ipg)) { + err = PTR_ERR(pcdev->clk_emma_ipg); goto exit_free_irq; } - clk_enable(pcdev->clk_emma); + clk_prepare_enable(pcdev->clk_emma_ipg); + + pcdev->clk_emma_ahb = clk_get(pcdev->dev, "emma-ahb"); + if (IS_ERR(pcdev->clk_emma_ahb)) { + err = PTR_ERR(pcdev->clk_emma_ahb); + goto exit_clk_emma_ipg_put; + } + + clk_prepare_enable(pcdev->clk_emma_ahb); err = mx27_camera_emma_prp_reset(pcdev); if (err) - goto exit_clk_emma_put; + goto exit_clk_emma_ahb_put; return err; -exit_clk_emma_put: - clk_disable(pcdev->clk_emma); - clk_put(pcdev->clk_emma); +exit_clk_emma_ahb_put: + clk_disable_unprepare(pcdev->clk_emma_ahb); + clk_put(pcdev->clk_emma_ahb); +exit_clk_emma_ipg_put: + clk_disable_unprepare(pcdev->clk_emma_ipg); + clk_put(pcdev->clk_emma_ipg); exit_free_irq: free_irq(pcdev->irq_emma, pcdev); exit_iounmap: @@ -1685,7 +1696,7 @@ static int __devinit mx2_camera_probe(struct platform_device *pdev) goto exit; } - pcdev->clk_csi = clk_get(&pdev->dev, NULL); + pcdev->clk_csi = clk_get(&pdev->dev, "ahb"); if (IS_ERR(pcdev->clk_csi)) { dev_err(&pdev->dev, "Could not get csi clock\n"); err = PTR_ERR(pcdev->clk_csi); @@ -1785,8 +1796,10 @@ static int __devinit mx2_camera_probe(struct platform_device *pdev) eallocctx: if (cpu_is_mx27()) { free_irq(pcdev->irq_emma, pcdev); - clk_disable(pcdev->clk_emma); - clk_put(pcdev->clk_emma); + clk_disable_unprepare(pcdev->clk_emma_ipg); + clk_put(pcdev->clk_emma_ipg); + clk_disable_unprepare(pcdev->clk_emma_ahb); + clk_put(pcdev->clk_emma_ahb); iounmap(pcdev->base_emma); release_mem_region(pcdev->res_emma->start, resource_size(pcdev->res_emma)); } @@ -1825,8 +1838,10 @@ static int __devexit mx2_camera_remove(struct platform_device *pdev) iounmap(pcdev->base_csi); if (cpu_is_mx27()) { - clk_disable(pcdev->clk_emma); - clk_put(pcdev->clk_emma); + clk_disable_unprepare(pcdev->clk_emma_ipg); + clk_put(pcdev->clk_emma_ipg); + clk_disable_unprepare(pcdev->clk_emma_ahb); + clk_put(pcdev->clk_emma_ahb); iounmap(pcdev->base_emma); res = pcdev->res_emma; release_mem_region(res->start, resource_size(res)); diff --git a/trunk/drivers/media/video/mx3_camera.c b/trunk/drivers/media/video/mx3_camera.c index f13643d31353..af2297dd49c8 100644 --- a/trunk/drivers/media/video/mx3_camera.c +++ b/trunk/drivers/media/video/mx3_camera.c @@ -61,15 +61,9 @@ #define MAX_VIDEO_MEM 16 -enum csi_buffer_state { - CSI_BUF_NEEDS_INIT, - CSI_BUF_PREPARED, -}; - struct mx3_camera_buffer { /* common v4l buffer stuff -- must be first */ struct vb2_buffer vb; - enum csi_buffer_state state; struct list_head queue; /* One descriptot per scatterlist (per frame) */ @@ -285,7 +279,7 @@ static void mx3_videobuf_queue(struct vb2_buffer *vb) goto error; } - if (buf->state == CSI_BUF_NEEDS_INIT) { + if (!buf->txd) { sg_dma_address(sg) = vb2_dma_contig_plane_dma_addr(vb, 0); sg_dma_len(sg) = new_size; @@ -298,7 +292,6 @@ static void mx3_videobuf_queue(struct vb2_buffer *vb) txd->callback_param = txd; txd->callback = mx3_cam_dma_done; - buf->state = CSI_BUF_PREPARED; buf->txd = txd; } else { txd = buf->txd; @@ -385,7 +378,6 @@ static void mx3_videobuf_release(struct vb2_buffer *vb) /* Doesn't hurt also if the list is empty */ list_del_init(&buf->queue); - buf->state = CSI_BUF_NEEDS_INIT; if (txd) { buf->txd = NULL; @@ -405,13 +397,13 @@ static int mx3_videobuf_init(struct vb2_buffer *vb) struct mx3_camera_dev *mx3_cam = ici->priv; struct mx3_camera_buffer *buf = to_mx3_vb(vb); - /* This is for locking debugging only */ - INIT_LIST_HEAD(&buf->queue); - sg_init_table(&buf->sg, 1); + if (!buf->txd) { + /* This is for locking debugging only */ + INIT_LIST_HEAD(&buf->queue); + sg_init_table(&buf->sg, 1); - buf->state = CSI_BUF_NEEDS_INIT; - - mx3_cam->buf_total += vb2_plane_size(vb, 0); + mx3_cam->buf_total += vb2_plane_size(vb, 0); + } return 0; } diff --git a/trunk/drivers/media/video/soc_camera.c b/trunk/drivers/media/video/soc_camera.c index b03ffecb7438..1bde255e45df 100644 --- a/trunk/drivers/media/video/soc_camera.c +++ b/trunk/drivers/media/video/soc_camera.c @@ -171,7 +171,8 @@ static int soc_camera_try_fmt(struct soc_camera_device *icd, dev_dbg(icd->pdev, "TRY_FMT(%c%c%c%c, %ux%u)\n", pixfmtstr(pix->pixelformat), pix->width, pix->height); - if (!(ici->capabilities & SOCAM_HOST_CAP_STRIDE)) { + if (pix->pixelformat != V4L2_PIX_FMT_JPEG && + !(ici->capabilities & SOCAM_HOST_CAP_STRIDE)) { pix->bytesperline = 0; pix->sizeimage = 0; } diff --git a/trunk/drivers/media/video/soc_mediabus.c b/trunk/drivers/media/video/soc_mediabus.c index 89dce097a827..a397812635d6 100644 --- a/trunk/drivers/media/video/soc_mediabus.c +++ b/trunk/drivers/media/video/soc_mediabus.c @@ -378,6 +378,9 @@ EXPORT_SYMBOL(soc_mbus_samples_per_pixel); s32 soc_mbus_bytes_per_line(u32 width, const struct soc_mbus_pixelfmt *mf) { + if (mf->fourcc == V4L2_PIX_FMT_JPEG) + return 0; + if (mf->layout != SOC_MBUS_LAYOUT_PACKED) return width * mf->bits_per_sample / 8; @@ -400,6 +403,9 @@ EXPORT_SYMBOL(soc_mbus_bytes_per_line); s32 soc_mbus_image_size(const struct soc_mbus_pixelfmt *mf, u32 bytes_per_line, u32 height) { + if (mf->fourcc == V4L2_PIX_FMT_JPEG) + return 0; + if (mf->layout == SOC_MBUS_LAYOUT_PACKED) return bytes_per_line * height; diff --git a/trunk/drivers/media/video/uvc/uvc_queue.c b/trunk/drivers/media/video/uvc/uvc_queue.c index 9288fbd5001b..5577381b5bf0 100644 --- a/trunk/drivers/media/video/uvc/uvc_queue.c +++ b/trunk/drivers/media/video/uvc/uvc_queue.c @@ -338,6 +338,7 @@ struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue, if ((queue->flags & UVC_QUEUE_DROP_CORRUPTED) && buf->error) { buf->error = 0; buf->state = UVC_BUF_STATE_QUEUED; + buf->bytesused = 0; vb2_set_plane_payload(&buf->buf, 0, 0); return buf; } diff --git a/trunk/drivers/media/video/v4l2-ioctl.c b/trunk/drivers/media/video/v4l2-ioctl.c index c3b7b5f59b32..6bc47fc82fe2 100644 --- a/trunk/drivers/media/video/v4l2-ioctl.c +++ b/trunk/drivers/media/video/v4l2-ioctl.c @@ -402,8 +402,10 @@ static void v4l_print_hw_freq_seek(const void *arg, bool write_only) { const struct v4l2_hw_freq_seek *p = arg; - pr_cont("tuner=%u, type=%u, seek_upward=%u, wrap_around=%u, spacing=%u\n", - p->tuner, p->type, p->seek_upward, p->wrap_around, p->spacing); + pr_cont("tuner=%u, type=%u, seek_upward=%u, wrap_around=%u, spacing=%u, " + "rangelow=%u, rangehigh=%u\n", + p->tuner, p->type, p->seek_upward, p->wrap_around, p->spacing, + p->rangelow, p->rangehigh); } static void v4l_print_requestbuffers(const void *arg, bool write_only) @@ -1853,6 +1855,8 @@ static int v4l_enum_freq_bands(const struct v4l2_ioctl_ops *ops, .type = type, }; + if (p->index) + return -EINVAL; err = ops->vidioc_g_tuner(file, fh, &t); if (err) return err; @@ -1870,6 +1874,8 @@ static int v4l_enum_freq_bands(const struct v4l2_ioctl_ops *ops, if (type != V4L2_TUNER_RADIO) return -EINVAL; + if (p->index) + return -EINVAL; err = ops->vidioc_g_modulator(file, fh, &m); if (err) return err; diff --git a/trunk/drivers/mfd/Kconfig b/trunk/drivers/mfd/Kconfig index d1facef28a60..b1a146205c08 100644 --- a/trunk/drivers/mfd/Kconfig +++ b/trunk/drivers/mfd/Kconfig @@ -395,7 +395,8 @@ config MFD_TC6387XB config MFD_TC6393XB bool "Support Toshiba TC6393XB" - depends on GPIOLIB && ARM && HAVE_CLK + depends on ARM && HAVE_CLK + select GPIOLIB select MFD_CORE select MFD_TMIO help diff --git a/trunk/drivers/misc/mei/interrupt.c b/trunk/drivers/misc/mei/interrupt.c index c6ffbbe5a6c0..d78c05e693f7 100644 --- a/trunk/drivers/misc/mei/interrupt.c +++ b/trunk/drivers/misc/mei/interrupt.c @@ -1253,7 +1253,7 @@ static int mei_irq_thread_write_handler(struct mei_io_list *cmpl_list, if (dev->wd_timeout) *slots -= mei_data2slots(MEI_START_WD_DATA_SIZE); else - *slots -= mei_data2slots(MEI_START_WD_DATA_SIZE); + *slots -= mei_data2slots(MEI_WD_PARAMS_SIZE); } } if (dev->stop) diff --git a/trunk/drivers/misc/mei/main.c b/trunk/drivers/misc/mei/main.c index 092330208869..7422c7652845 100644 --- a/trunk/drivers/misc/mei/main.c +++ b/trunk/drivers/misc/mei/main.c @@ -924,6 +924,27 @@ static struct miscdevice mei_misc_device = { .minor = MISC_DYNAMIC_MINOR, }; +/** + * mei_quirk_probe - probe for devices that doesn't valid ME interface + * @pdev: PCI device structure + * @ent: entry into pci_device_table + * + * returns true if ME Interface is valid, false otherwise + */ +static bool __devinit mei_quirk_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + u32 reg; + if (ent->device == MEI_DEV_ID_PBG_1) { + pci_read_config_dword(pdev, 0x48, ®); + /* make sure that bit 9 is up and bit 10 is down */ + if ((reg & 0x600) == 0x200) { + dev_info(&pdev->dev, "Device doesn't have valid ME Interface\n"); + return false; + } + } + return true; +} /** * mei_probe - Device Initialization Routine * @@ -939,6 +960,12 @@ static int __devinit mei_probe(struct pci_dev *pdev, int err; mutex_lock(&mei_mutex); + + if (!mei_quirk_probe(pdev, ent)) { + err = -ENODEV; + goto end; + } + if (mei_device) { err = -EEXIST; goto end; diff --git a/trunk/drivers/misc/sgi-xp/xpc_uv.c b/trunk/drivers/misc/sgi-xp/xpc_uv.c index 87b251ab6ec5..b9e2000969f0 100644 --- a/trunk/drivers/misc/sgi-xp/xpc_uv.c +++ b/trunk/drivers/misc/sgi-xp/xpc_uv.c @@ -18,6 +18,8 @@ #include #include #include +#include +#include #include #include #include @@ -59,6 +61,8 @@ static struct xpc_heartbeat_uv *xpc_heartbeat_uv; XPC_NOTIFY_MSG_SIZE_UV) #define XPC_NOTIFY_IRQ_NAME "xpc_notify" +static int xpc_mq_node = -1; + static struct xpc_gru_mq_uv *xpc_activate_mq_uv; static struct xpc_gru_mq_uv *xpc_notify_mq_uv; @@ -109,11 +113,8 @@ xpc_get_gru_mq_irq_uv(struct xpc_gru_mq_uv *mq, int cpu, char *irq_name) #if defined CONFIG_X86_64 mq->irq = uv_setup_irq(irq_name, cpu, mq->mmr_blade, mq->mmr_offset, UV_AFFINITY_CPU); - if (mq->irq < 0) { - dev_err(xpc_part, "uv_setup_irq() returned error=%d\n", - -mq->irq); + if (mq->irq < 0) return mq->irq; - } mq->mmr_value = uv_read_global_mmr64(mmr_pnode, mq->mmr_offset); @@ -238,8 +239,9 @@ xpc_create_gru_mq_uv(unsigned int mq_size, int cpu, char *irq_name, mq->mmr_blade = uv_cpu_to_blade_id(cpu); nid = cpu_to_node(cpu); - page = alloc_pages_exact_node(nid, GFP_KERNEL | __GFP_ZERO | GFP_THISNODE, - pg_order); + page = alloc_pages_exact_node(nid, + GFP_KERNEL | __GFP_ZERO | GFP_THISNODE, + pg_order); if (page == NULL) { dev_err(xpc_part, "xpc_create_gru_mq_uv() failed to alloc %d " "bytes of memory on nid=%d for GRU mq\n", mq_size, nid); @@ -1731,9 +1733,50 @@ static struct xpc_arch_operations xpc_arch_ops_uv = { .notify_senders_of_disconnect = xpc_notify_senders_of_disconnect_uv, }; +static int +xpc_init_mq_node(int nid) +{ + int cpu; + + get_online_cpus(); + + for_each_cpu(cpu, cpumask_of_node(nid)) { + xpc_activate_mq_uv = + xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, nid, + XPC_ACTIVATE_IRQ_NAME, + xpc_handle_activate_IRQ_uv); + if (!IS_ERR(xpc_activate_mq_uv)) + break; + } + if (IS_ERR(xpc_activate_mq_uv)) { + put_online_cpus(); + return PTR_ERR(xpc_activate_mq_uv); + } + + for_each_cpu(cpu, cpumask_of_node(nid)) { + xpc_notify_mq_uv = + xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, nid, + XPC_NOTIFY_IRQ_NAME, + xpc_handle_notify_IRQ_uv); + if (!IS_ERR(xpc_notify_mq_uv)) + break; + } + if (IS_ERR(xpc_notify_mq_uv)) { + xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); + put_online_cpus(); + return PTR_ERR(xpc_notify_mq_uv); + } + + put_online_cpus(); + return 0; +} + int xpc_init_uv(void) { + int nid; + int ret = 0; + xpc_arch_ops = xpc_arch_ops_uv; if (sizeof(struct xpc_notify_mq_msghdr_uv) > XPC_MSG_HDR_MAX_SIZE) { @@ -1742,21 +1785,21 @@ xpc_init_uv(void) return -E2BIG; } - xpc_activate_mq_uv = xpc_create_gru_mq_uv(XPC_ACTIVATE_MQ_SIZE_UV, 0, - XPC_ACTIVATE_IRQ_NAME, - xpc_handle_activate_IRQ_uv); - if (IS_ERR(xpc_activate_mq_uv)) - return PTR_ERR(xpc_activate_mq_uv); + if (xpc_mq_node < 0) + for_each_online_node(nid) { + ret = xpc_init_mq_node(nid); - xpc_notify_mq_uv = xpc_create_gru_mq_uv(XPC_NOTIFY_MQ_SIZE_UV, 0, - XPC_NOTIFY_IRQ_NAME, - xpc_handle_notify_IRQ_uv); - if (IS_ERR(xpc_notify_mq_uv)) { - xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); - return PTR_ERR(xpc_notify_mq_uv); - } + if (!ret) + break; + } + else + ret = xpc_init_mq_node(xpc_mq_node); - return 0; + if (ret < 0) + dev_err(xpc_part, "xpc_init_mq_node() returned error=%d\n", + -ret); + + return ret; } void @@ -1765,3 +1808,6 @@ xpc_exit_uv(void) xpc_destroy_gru_mq_uv(xpc_notify_mq_uv); xpc_destroy_gru_mq_uv(xpc_activate_mq_uv); } + +module_param(xpc_mq_node, int, 0); +MODULE_PARM_DESC(xpc_mq_node, "Node number on which to allocate message queues."); diff --git a/trunk/drivers/misc/ti-st/st_ll.c b/trunk/drivers/misc/ti-st/st_ll.c index 1ff460a8e9c7..93b4d67cc4a3 100644 --- a/trunk/drivers/misc/ti-st/st_ll.c +++ b/trunk/drivers/misc/ti-st/st_ll.c @@ -87,7 +87,7 @@ static void ll_device_want_to_wakeup(struct st_data_s *st_data) /* communicate to platform about chip wakeup */ kim_data = st_data->kim_data; pdata = kim_data->kim_pdev->dev.platform_data; - if (pdata->chip_asleep) + if (pdata->chip_awake) pdata->chip_awake(NULL); } diff --git a/trunk/drivers/net/bonding/bond_main.c b/trunk/drivers/net/bonding/bond_main.c index 6fae5f3ec7f6..d688a8af432c 100644 --- a/trunk/drivers/net/bonding/bond_main.c +++ b/trunk/drivers/net/bonding/bond_main.c @@ -398,7 +398,7 @@ int bond_dev_queue_xmit(struct bonding *bond, struct sk_buff *skb, sizeof(qdisc_skb_cb(skb)->slave_dev_queue_mapping)); skb->queue_mapping = qdisc_skb_cb(skb)->slave_dev_queue_mapping; - if (unlikely(netpoll_tx_running(slave_dev))) + if (unlikely(netpoll_tx_running(bond->dev))) bond_netpoll_send_skb(bond_get_slave_by_dev(bond, slave_dev), skb); else dev_queue_xmit(skb); @@ -1235,12 +1235,12 @@ static inline int slave_enable_netpoll(struct slave *slave) struct netpoll *np; int err = 0; - np = kzalloc(sizeof(*np), GFP_KERNEL); + np = kzalloc(sizeof(*np), GFP_ATOMIC); err = -ENOMEM; if (!np) goto out; - err = __netpoll_setup(np, slave->dev); + err = __netpoll_setup(np, slave->dev, GFP_ATOMIC); if (err) { kfree(np); goto out; @@ -1257,9 +1257,7 @@ static inline void slave_disable_netpoll(struct slave *slave) return; slave->np = NULL; - synchronize_rcu_bh(); - __netpoll_cleanup(np); - kfree(np); + __netpoll_free_rcu(np); } static inline bool slave_dev_support_netpoll(struct net_device *slave_dev) { @@ -1292,7 +1290,7 @@ static void bond_netpoll_cleanup(struct net_device *bond_dev) read_unlock(&bond->lock); } -static int bond_netpoll_setup(struct net_device *dev, struct netpoll_info *ni) +static int bond_netpoll_setup(struct net_device *dev, struct netpoll_info *ni, gfp_t gfp) { struct bonding *bond = netdev_priv(dev); struct slave *slave; diff --git a/trunk/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c b/trunk/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c index 0f2d1a710909..151453309401 100644 --- a/trunk/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c +++ b/trunk/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c @@ -174,8 +174,10 @@ static int __devinit fs_enet_mdio_probe(struct platform_device *ofdev) new_bus->phy_mask = ~0; new_bus->irq = kmalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL); - if (!new_bus->irq) + if (!new_bus->irq) { + ret = -ENOMEM; goto out_unmap_regs; + } new_bus->parent = &ofdev->dev; dev_set_drvdata(&ofdev->dev, new_bus); diff --git a/trunk/drivers/net/ethernet/freescale/fs_enet/mii-fec.c b/trunk/drivers/net/ethernet/freescale/fs_enet/mii-fec.c index 55bb867258e6..cdf702a59485 100644 --- a/trunk/drivers/net/ethernet/freescale/fs_enet/mii-fec.c +++ b/trunk/drivers/net/ethernet/freescale/fs_enet/mii-fec.c @@ -137,8 +137,10 @@ static int __devinit fs_enet_mdio_probe(struct platform_device *ofdev) snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", res.start); fec->fecp = ioremap(res.start, resource_size(&res)); - if (!fec->fecp) + if (!fec->fecp) { + ret = -ENOMEM; goto out_fec; + } if (get_bus_freq) { clock = get_bus_freq(ofdev->dev.of_node); @@ -172,8 +174,10 @@ static int __devinit fs_enet_mdio_probe(struct platform_device *ofdev) new_bus->phy_mask = ~0; new_bus->irq = kmalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL); - if (!new_bus->irq) + if (!new_bus->irq) { + ret = -ENOMEM; goto out_unmap_regs; + } new_bus->parent = &ofdev->dev; dev_set_drvdata(&ofdev->dev, new_bus); diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/icm.c b/trunk/drivers/net/ethernet/mellanox/mlx4/icm.c index 88b7b3e75ab1..daf417923661 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/icm.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/icm.c @@ -358,13 +358,14 @@ void mlx4_table_put_range(struct mlx4_dev *dev, struct mlx4_icm_table *table, } int mlx4_init_icm_table(struct mlx4_dev *dev, struct mlx4_icm_table *table, - u64 virt, int obj_size, int nobj, int reserved, + u64 virt, int obj_size, u32 nobj, int reserved, int use_lowmem, int use_coherent) { int obj_per_chunk; int num_icm; unsigned chunk_size; int i; + u64 size; obj_per_chunk = MLX4_TABLE_CHUNK_SIZE / obj_size; num_icm = (nobj + obj_per_chunk - 1) / obj_per_chunk; @@ -380,10 +381,12 @@ int mlx4_init_icm_table(struct mlx4_dev *dev, struct mlx4_icm_table *table, table->coherent = use_coherent; mutex_init(&table->mutex); + size = (u64) nobj * obj_size; for (i = 0; i * MLX4_TABLE_CHUNK_SIZE < reserved * obj_size; ++i) { chunk_size = MLX4_TABLE_CHUNK_SIZE; - if ((i + 1) * MLX4_TABLE_CHUNK_SIZE > nobj * obj_size) - chunk_size = PAGE_ALIGN(nobj * obj_size - i * MLX4_TABLE_CHUNK_SIZE); + if ((i + 1) * MLX4_TABLE_CHUNK_SIZE > size) + chunk_size = PAGE_ALIGN(size - + i * MLX4_TABLE_CHUNK_SIZE); table->icm[i] = mlx4_alloc_icm(dev, chunk_size >> PAGE_SHIFT, (use_lowmem ? GFP_KERNEL : GFP_HIGHUSER) | diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/icm.h b/trunk/drivers/net/ethernet/mellanox/mlx4/icm.h index 19e4efc0b342..a67744f53506 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/icm.h +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/icm.h @@ -78,7 +78,7 @@ int mlx4_table_get_range(struct mlx4_dev *dev, struct mlx4_icm_table *table, void mlx4_table_put_range(struct mlx4_dev *dev, struct mlx4_icm_table *table, int start, int end); int mlx4_init_icm_table(struct mlx4_dev *dev, struct mlx4_icm_table *table, - u64 virt, int obj_size, int nobj, int reserved, + u64 virt, int obj_size, u32 nobj, int reserved, int use_lowmem, int use_coherent); void mlx4_cleanup_icm_table(struct mlx4_dev *dev, struct mlx4_icm_table *table); void *mlx4_table_find(struct mlx4_icm_table *table, int obj, dma_addr_t *dma_handle); diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/mcg.c b/trunk/drivers/net/ethernet/mellanox/mlx4/mcg.c index 4ec3835e1bc2..a018ea2a43de 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/mcg.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/mcg.c @@ -432,8 +432,10 @@ static int add_promisc_qp(struct mlx4_dev *dev, u8 port, if ((be32_to_cpu(mgm->qp[i]) & MGM_QPN_MASK) == qpn) { /* Entry already exists, add to duplicates */ dqp = kmalloc(sizeof *dqp, GFP_KERNEL); - if (!dqp) + if (!dqp) { + err = -ENOMEM; goto out_mailbox; + } dqp->qpn = qpn; list_add_tail(&dqp->list, &entry->duplicates); found = true; diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4.h index 59ebc0339638..4d9df8f2a126 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -249,7 +249,7 @@ struct mlx4_bitmap { struct mlx4_buddy { unsigned long **bits; unsigned int *num_free; - int max_order; + u32 max_order; spinlock_t lock; }; @@ -258,7 +258,7 @@ struct mlx4_icm; struct mlx4_icm_table { u64 virt; int num_icm; - int num_obj; + u32 num_obj; int obj_size; int lowmem; int coherent; diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/mr.c b/trunk/drivers/net/ethernet/mellanox/mlx4/mr.c index af55b7ce5341..c202d3ad2a0e 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/mr.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/mr.c @@ -37,6 +37,7 @@ #include #include #include +#include #include @@ -120,7 +121,7 @@ static int mlx4_buddy_init(struct mlx4_buddy *buddy, int max_order) buddy->max_order = max_order; spin_lock_init(&buddy->lock); - buddy->bits = kzalloc((buddy->max_order + 1) * sizeof (long *), + buddy->bits = kcalloc(buddy->max_order + 1, sizeof (long *), GFP_KERNEL); buddy->num_free = kcalloc((buddy->max_order + 1), sizeof *buddy->num_free, GFP_KERNEL); @@ -129,10 +130,12 @@ static int mlx4_buddy_init(struct mlx4_buddy *buddy, int max_order) for (i = 0; i <= buddy->max_order; ++i) { s = BITS_TO_LONGS(1 << (buddy->max_order - i)); - buddy->bits[i] = kmalloc(s * sizeof (long), GFP_KERNEL); - if (!buddy->bits[i]) - goto err_out_free; - bitmap_zero(buddy->bits[i], 1 << (buddy->max_order - i)); + buddy->bits[i] = kcalloc(s, sizeof (long), GFP_KERNEL | __GFP_NOWARN); + if (!buddy->bits[i]) { + buddy->bits[i] = vzalloc(s * sizeof(long)); + if (!buddy->bits[i]) + goto err_out_free; + } } set_bit(0, buddy->bits[buddy->max_order]); @@ -142,7 +145,10 @@ static int mlx4_buddy_init(struct mlx4_buddy *buddy, int max_order) err_out_free: for (i = 0; i <= buddy->max_order; ++i) - kfree(buddy->bits[i]); + if (buddy->bits[i] && is_vmalloc_addr(buddy->bits[i])) + vfree(buddy->bits[i]); + else + kfree(buddy->bits[i]); err_out: kfree(buddy->bits); @@ -156,7 +162,10 @@ static void mlx4_buddy_cleanup(struct mlx4_buddy *buddy) int i; for (i = 0; i <= buddy->max_order; ++i) - kfree(buddy->bits[i]); + if (is_vmalloc_addr(buddy->bits[i])) + vfree(buddy->bits[i]); + else + kfree(buddy->bits[i]); kfree(buddy->bits); kfree(buddy->num_free); @@ -668,7 +677,7 @@ int mlx4_init_mr_table(struct mlx4_dev *dev) return err; err = mlx4_buddy_init(&mr_table->mtt_buddy, - ilog2(dev->caps.num_mtts / + ilog2((u32)dev->caps.num_mtts / (1 << log_mtts_per_seg))); if (err) goto err_buddy; @@ -678,7 +687,7 @@ int mlx4_init_mr_table(struct mlx4_dev *dev) mlx4_alloc_mtt_range(dev, fls(dev->caps.reserved_mtts - 1)); if (priv->reserved_mtts < 0) { - mlx4_warn(dev, "MTT table of order %d is too small.\n", + mlx4_warn(dev, "MTT table of order %u is too small.\n", mr_table->mtt_buddy.max_order); err = -ENOMEM; goto err_reserve_mtts; diff --git a/trunk/drivers/net/ethernet/mellanox/mlx4/profile.c b/trunk/drivers/net/ethernet/mellanox/mlx4/profile.c index 9ee4725363d5..8e0c3cc2a1ec 100644 --- a/trunk/drivers/net/ethernet/mellanox/mlx4/profile.c +++ b/trunk/drivers/net/ethernet/mellanox/mlx4/profile.c @@ -76,7 +76,7 @@ u64 mlx4_make_profile(struct mlx4_dev *dev, u64 size; u64 start; int type; - int num; + u32 num; int log_num; }; @@ -105,7 +105,7 @@ u64 mlx4_make_profile(struct mlx4_dev *dev, si_meminfo(&si); request->num_mtt = roundup_pow_of_two(max_t(unsigned, request->num_mtt, - min(1UL << 31, + min(1UL << (31 - log_mtts_per_seg), si.totalram >> (log_mtts_per_seg - 1)))); profile[MLX4_RES_QP].size = dev_cap->qpc_entry_sz; diff --git a/trunk/drivers/net/ethernet/renesas/Kconfig b/trunk/drivers/net/ethernet/renesas/Kconfig index 46df3a04030c..24c2305d7948 100644 --- a/trunk/drivers/net/ethernet/renesas/Kconfig +++ b/trunk/drivers/net/ethernet/renesas/Kconfig @@ -8,7 +8,7 @@ config SH_ETH (CPU_SUBTYPE_SH7710 || CPU_SUBTYPE_SH7712 || \ CPU_SUBTYPE_SH7763 || CPU_SUBTYPE_SH7619 || \ CPU_SUBTYPE_SH7724 || CPU_SUBTYPE_SH7734 || \ - CPU_SUBTYPE_SH7757 || ARCH_R8A7740) + CPU_SUBTYPE_SH7757 || ARCH_R8A7740 || ARCH_R8A7779) select CRC32 select NET_CORE select MII @@ -18,4 +18,4 @@ config SH_ETH Renesas SuperH Ethernet device driver. This driver supporting CPUs are: - SH7619, SH7710, SH7712, SH7724, SH7734, SH7763, SH7757, - and R8A7740. + R8A7740 and R8A7779. diff --git a/trunk/drivers/net/ethernet/renesas/sh_eth.c b/trunk/drivers/net/ethernet/renesas/sh_eth.c index af0b867a6cf6..bad8f2eec9b4 100644 --- a/trunk/drivers/net/ethernet/renesas/sh_eth.c +++ b/trunk/drivers/net/ethernet/renesas/sh_eth.c @@ -78,7 +78,7 @@ static void sh_eth_select_mii(struct net_device *ndev) #endif /* There is CPU dependent code */ -#if defined(CONFIG_CPU_SUBTYPE_SH7724) +#if defined(CONFIG_CPU_SUBTYPE_SH7724) || defined(CONFIG_ARCH_R8A7779) #define SH_ETH_RESET_DEFAULT 1 static void sh_eth_set_duplex(struct net_device *ndev) { @@ -93,13 +93,18 @@ static void sh_eth_set_duplex(struct net_device *ndev) static void sh_eth_set_rate(struct net_device *ndev) { struct sh_eth_private *mdp = netdev_priv(ndev); + unsigned int bits = ECMR_RTM; + +#if defined(CONFIG_ARCH_R8A7779) + bits |= ECMR_ELB; +#endif switch (mdp->speed) { case 10: /* 10BASE */ - sh_eth_write(ndev, sh_eth_read(ndev, ECMR) & ~ECMR_RTM, ECMR); + sh_eth_write(ndev, sh_eth_read(ndev, ECMR) & ~bits, ECMR); break; case 100:/* 100BASE */ - sh_eth_write(ndev, sh_eth_read(ndev, ECMR) | ECMR_RTM, ECMR); + sh_eth_write(ndev, sh_eth_read(ndev, ECMR) | bits, ECMR); break; default: break; diff --git a/trunk/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/trunk/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index fd8882f9602a..c136162e6473 100644 --- a/trunk/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/trunk/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -2077,7 +2077,7 @@ struct stmmac_priv *stmmac_dvr_probe(struct device *device, goto error_netdev_register; } - priv->stmmac_clk = clk_get(priv->device, NULL); + priv->stmmac_clk = clk_get(priv->device, STMMAC_RESOURCE_NAME); if (IS_ERR(priv->stmmac_clk)) { pr_warning("%s: warning: cannot get CSR clock\n", __func__); goto error_clk_get; diff --git a/trunk/drivers/net/ethernet/ti/davinci_cpdma.c b/trunk/drivers/net/ethernet/ti/davinci_cpdma.c index 3b5c4571b55e..d15c888e9df8 100644 --- a/trunk/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/trunk/drivers/net/ethernet/ti/davinci_cpdma.c @@ -538,11 +538,12 @@ EXPORT_SYMBOL_GPL(cpdma_chan_create); int cpdma_chan_destroy(struct cpdma_chan *chan) { - struct cpdma_ctlr *ctlr = chan->ctlr; + struct cpdma_ctlr *ctlr; unsigned long flags; if (!chan) return -EINVAL; + ctlr = chan->ctlr; spin_lock_irqsave(&ctlr->lock, flags); if (chan->state != CPDMA_STATE_IDLE) diff --git a/trunk/drivers/net/irda/ks959-sir.c b/trunk/drivers/net/irda/ks959-sir.c index 824e2a93fe8a..5f3aeac3f86d 100644 --- a/trunk/drivers/net/irda/ks959-sir.c +++ b/trunk/drivers/net/irda/ks959-sir.c @@ -542,6 +542,7 @@ static int ks959_net_open(struct net_device *netdev) sprintf(hwname, "usb#%d", kingsun->usbdev->devnum); kingsun->irlap = irlap_open(netdev, &kingsun->qos, hwname); if (!kingsun->irlap) { + err = -ENOMEM; dev_err(&kingsun->usbdev->dev, "irlap_open failed\n"); goto free_mem; } diff --git a/trunk/drivers/net/irda/ksdazzle-sir.c b/trunk/drivers/net/irda/ksdazzle-sir.c index 5a278ab83c2f..2d4b6a1ab202 100644 --- a/trunk/drivers/net/irda/ksdazzle-sir.c +++ b/trunk/drivers/net/irda/ksdazzle-sir.c @@ -436,6 +436,7 @@ static int ksdazzle_net_open(struct net_device *netdev) sprintf(hwname, "usb#%d", kingsun->usbdev->devnum); kingsun->irlap = irlap_open(netdev, &kingsun->qos, hwname); if (!kingsun->irlap) { + err = -ENOMEM; dev_err(&kingsun->usbdev->dev, "irlap_open failed\n"); goto free_mem; } diff --git a/trunk/drivers/net/netconsole.c b/trunk/drivers/net/netconsole.c index f9347ea3d381..b3321129a83c 100644 --- a/trunk/drivers/net/netconsole.c +++ b/trunk/drivers/net/netconsole.c @@ -640,15 +640,9 @@ static int netconsole_netdev_event(struct notifier_block *this, * rtnl_lock already held */ if (nt->np.dev) { - 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; - netconsole_target_put(nt); } nt->enabled = 0; stopped = true; diff --git a/trunk/drivers/net/phy/mdio-mux.c b/trunk/drivers/net/phy/mdio-mux.c index 5c120189ec86..4d4d25efc1e1 100644 --- a/trunk/drivers/net/phy/mdio-mux.c +++ b/trunk/drivers/net/phy/mdio-mux.c @@ -132,7 +132,7 @@ int mdio_mux_init(struct device *dev, pb->mii_bus = parent_bus; ret_val = -ENODEV; - for_each_child_of_node(dev->of_node, child_bus_node) { + for_each_available_child_of_node(dev->of_node, child_bus_node) { u32 v; r = of_property_read_u32(child_bus_node, "reg", &v); diff --git a/trunk/drivers/net/team/team.c b/trunk/drivers/net/team/team.c index 87707ab39430..341b65dbbcd3 100644 --- a/trunk/drivers/net/team/team.c +++ b/trunk/drivers/net/team/team.c @@ -795,16 +795,17 @@ static void team_port_leave(struct team *team, struct team_port *port) } #ifdef CONFIG_NET_POLL_CONTROLLER -static int team_port_enable_netpoll(struct team *team, struct team_port *port) +static int team_port_enable_netpoll(struct team *team, struct team_port *port, + gfp_t gfp) { struct netpoll *np; int err; - np = kzalloc(sizeof(*np), GFP_KERNEL); + np = kzalloc(sizeof(*np), gfp); if (!np) return -ENOMEM; - err = __netpoll_setup(np, port->dev); + err = __netpoll_setup(np, port->dev, gfp); if (err) { kfree(np); return err; @@ -833,7 +834,8 @@ static struct netpoll_info *team_netpoll_info(struct team *team) } #else -static int team_port_enable_netpoll(struct team *team, struct team_port *port) +static int team_port_enable_netpoll(struct team *team, struct team_port *port, + gfp_t gfp) { return 0; } @@ -913,7 +915,7 @@ static int team_port_add(struct team *team, struct net_device *port_dev) } if (team_netpoll_info(team)) { - err = team_port_enable_netpoll(team, port); + err = team_port_enable_netpoll(team, port, GFP_KERNEL); if (err) { netdev_err(dev, "Failed to enable netpoll on device %s\n", portname); @@ -1443,7 +1445,7 @@ static void team_netpoll_cleanup(struct net_device *dev) } static int team_netpoll_setup(struct net_device *dev, - struct netpoll_info *npifo) + struct netpoll_info *npifo, gfp_t gfp) { struct team *team = netdev_priv(dev); struct team_port *port; @@ -1451,7 +1453,7 @@ static int team_netpoll_setup(struct net_device *dev, mutex_lock(&team->lock); list_for_each_entry(port, &team->port_list, list) { - err = team_port_enable_netpoll(team, port); + err = team_port_enable_netpoll(team, port, gfp); if (err) { __team_netpoll_cleanup(team); break; diff --git a/trunk/drivers/net/usb/qmi_wwan.c b/trunk/drivers/net/usb/qmi_wwan.c index 2ea126a16d79..328397c66730 100644 --- a/trunk/drivers/net/usb/qmi_wwan.c +++ b/trunk/drivers/net/usb/qmi_wwan.c @@ -247,30 +247,12 @@ static int qmi_wwan_bind(struct usbnet *dev, struct usb_interface *intf) */ static int qmi_wwan_bind_shared(struct usbnet *dev, struct usb_interface *intf) { - int rv; struct qmi_wwan_state *info = (void *)&dev->data; - /* ZTE makes devices where the interface descriptors and endpoint - * configurations of two or more interfaces are identical, even - * though the functions are completely different. If set, then - * driver_info->data is a bitmap of acceptable interface numbers - * allowing us to bind to one such interface without binding to - * all of them - */ - if (dev->driver_info->data && - !test_bit(intf->cur_altsetting->desc.bInterfaceNumber, &dev->driver_info->data)) { - dev_info(&intf->dev, "not on our whitelist - ignored"); - rv = -ENODEV; - goto err; - } - /* control and data is shared */ info->control = intf; info->data = intf; - rv = qmi_wwan_register_subdriver(dev); - -err: - return rv; + return qmi_wwan_register_subdriver(dev); } static void qmi_wwan_unbind(struct usbnet *dev, struct usb_interface *intf) @@ -356,214 +338,64 @@ static const struct driver_info qmi_wwan_shared = { .manage_power = qmi_wwan_manage_power, }; -static const struct driver_info qmi_wwan_force_int0 = { - .description = "Qualcomm WWAN/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind, - .manage_power = qmi_wwan_manage_power, - .data = BIT(0), /* interface whitelist bitmap */ -}; - -static const struct driver_info qmi_wwan_force_int1 = { - .description = "Qualcomm WWAN/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind, - .manage_power = qmi_wwan_manage_power, - .data = BIT(1), /* interface whitelist bitmap */ -}; - -static const struct driver_info qmi_wwan_force_int2 = { - .description = "Qualcomm WWAN/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind, - .manage_power = qmi_wwan_manage_power, - .data = BIT(2), /* interface whitelist bitmap */ -}; - -static const struct driver_info qmi_wwan_force_int3 = { - .description = "Qualcomm WWAN/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind, - .manage_power = qmi_wwan_manage_power, - .data = BIT(3), /* interface whitelist bitmap */ -}; - -static const struct driver_info qmi_wwan_force_int4 = { - .description = "Qualcomm WWAN/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind, - .manage_power = qmi_wwan_manage_power, - .data = BIT(4), /* interface whitelist bitmap */ -}; - -/* Sierra Wireless provide equally useless interface descriptors - * Devices in QMI mode can be switched between two different - * configurations: - * a) USB interface #8 is QMI/wwan - * b) USB interfaces #8, #19 and #20 are QMI/wwan - * - * Both configurations provide a number of other interfaces (serial++), - * some of which have the same endpoint configuration as we expect, so - * a whitelist or blacklist is necessary. - * - * FIXME: The below whitelist should include BIT(20). It does not - * because I cannot get it to work... - */ -static const struct driver_info qmi_wwan_sierra = { - .description = "Sierra Wireless wwan/QMI device", - .flags = FLAG_WWAN, - .bind = qmi_wwan_bind_shared, - .unbind = qmi_wwan_unbind, - .manage_power = qmi_wwan_manage_power, - .data = BIT(8) | BIT(19), /* interface whitelist bitmap */ -}; - #define HUAWEI_VENDOR_ID 0x12D1 +/* map QMI/wwan function by a fixed interface number */ +#define QMI_FIXED_INTF(vend, prod, num) \ + USB_DEVICE_INTERFACE_NUMBER(vend, prod, num), \ + .driver_info = (unsigned long)&qmi_wwan_shared + /* Gobi 1000 QMI/wwan interface number is 3 according to qcserial */ #define QMI_GOBI1K_DEVICE(vend, prod) \ - USB_DEVICE(vend, prod), \ - .driver_info = (unsigned long)&qmi_wwan_force_int3 + QMI_FIXED_INTF(vend, prod, 3) -/* Gobi 2000 and Gobi 3000 QMI/wwan interface number is 0 according to qcserial */ +/* Gobi 2000/3000 QMI/wwan interface number is 0 according to qcserial */ #define QMI_GOBI_DEVICE(vend, prod) \ - USB_DEVICE(vend, prod), \ - .driver_info = (unsigned long)&qmi_wwan_force_int0 + QMI_FIXED_INTF(vend, prod, 0) static const struct usb_device_id products[] = { + /* 1. CDC ECM like devices match on the control interface */ { /* Huawei E392, E398 and possibly others sharing both device id and more... */ - .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = HUAWEI_VENDOR_ID, - .bInterfaceClass = USB_CLASS_VENDOR_SPEC, - .bInterfaceSubClass = 1, - .bInterfaceProtocol = 9, /* CDC Ethernet *control* interface */ + USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, USB_CLASS_VENDOR_SPEC, 1, 9), .driver_info = (unsigned long)&qmi_wwan_info, }, { /* Vodafone/Huawei K5005 (12d1:14c8) and similar modems */ - .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = HUAWEI_VENDOR_ID, - .bInterfaceClass = USB_CLASS_VENDOR_SPEC, - .bInterfaceSubClass = 1, - .bInterfaceProtocol = 57, /* CDC Ethernet *control* interface */ + USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, USB_CLASS_VENDOR_SPEC, 1, 57), .driver_info = (unsigned long)&qmi_wwan_info, }, - { /* Huawei E392, E398 and possibly others in "Windows mode" - * using a combined control and data interface without any CDC - * functional descriptors - */ - .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = HUAWEI_VENDOR_ID, - .bInterfaceClass = USB_CLASS_VENDOR_SPEC, - .bInterfaceSubClass = 1, - .bInterfaceProtocol = 17, + + /* 2. Combined interface devices matching on class+protocol */ + { /* Huawei E392, E398 and possibly others in "Windows mode" */ + USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, USB_CLASS_VENDOR_SPEC, 1, 17), .driver_info = (unsigned long)&qmi_wwan_shared, }, { /* Pantech UML290 */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x106c, - .idProduct = 0x3718, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xf0, - .bInterfaceProtocol = 0xff, + USB_DEVICE_AND_INTERFACE_INFO(0x106c, 0x3718, USB_CLASS_VENDOR_SPEC, 0xf0, 0xff), .driver_info = (unsigned long)&qmi_wwan_shared, }, - { /* ZTE MF820D */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x0167, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE MF821D */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x0326, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE (Vodafone) K3520-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x0055, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int1, - }, - { /* ZTE (Vodafone) K3565-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x0063, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE (Vodafone) K3570-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x1008, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE (Vodafone) K3571-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x1010, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE (Vodafone) K3765-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x2002, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE (Vodafone) K4505-Z */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x0104, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int4, - }, - { /* ZTE MF60 */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x19d2, - .idProduct = 0x1402, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_force_int2, - }, - { /* Sierra Wireless MC77xx in QMI mode */ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, - .idVendor = 0x1199, - .idProduct = 0x68a2, - .bInterfaceClass = 0xff, - .bInterfaceSubClass = 0xff, - .bInterfaceProtocol = 0xff, - .driver_info = (unsigned long)&qmi_wwan_sierra, + { /* Pantech UML290 - newer firmware */ + USB_DEVICE_AND_INTERFACE_INFO(0x106c, 0x3718, USB_CLASS_VENDOR_SPEC, 0xf1, 0xff), + .driver_info = (unsigned long)&qmi_wwan_shared, }, - /* Gobi 1000 devices */ + /* 3. Combined interface devices matching on interface number */ + {QMI_FIXED_INTF(0x19d2, 0x0055, 1)}, /* ZTE (Vodafone) K3520-Z */ + {QMI_FIXED_INTF(0x19d2, 0x0063, 4)}, /* ZTE (Vodafone) K3565-Z */ + {QMI_FIXED_INTF(0x19d2, 0x0104, 4)}, /* ZTE (Vodafone) K4505-Z */ + {QMI_FIXED_INTF(0x19d2, 0x0167, 4)}, /* ZTE MF820D */ + {QMI_FIXED_INTF(0x19d2, 0x0326, 4)}, /* ZTE MF821D */ + {QMI_FIXED_INTF(0x19d2, 0x1008, 4)}, /* ZTE (Vodafone) K3570-Z */ + {QMI_FIXED_INTF(0x19d2, 0x1010, 4)}, /* ZTE (Vodafone) K3571-Z */ + {QMI_FIXED_INTF(0x19d2, 0x1018, 3)}, /* ZTE (Vodafone) K5006-Z */ + {QMI_FIXED_INTF(0x19d2, 0x1402, 2)}, /* ZTE MF60 */ + {QMI_FIXED_INTF(0x19d2, 0x2002, 4)}, /* ZTE (Vodafone) K3765-Z */ + {QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */ + {QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */ + {QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */ + {QMI_FIXED_INTF(0x1199, 0x68a2, 19)}, /* Sierra Wireless MC7710 in QMI mode */ + {QMI_FIXED_INTF(0x1199, 0x901c, 8)}, /* Sierra Wireless EM7700 */ + + /* 4. Gobi 1000 devices */ {QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */ {QMI_GOBI1K_DEVICE(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */ {QMI_GOBI1K_DEVICE(0x03f0, 0x371d)}, /* HP un2430 Mobile Broadband Module */ @@ -579,7 +411,7 @@ static const struct usb_device_id products[] = { {QMI_GOBI1K_DEVICE(0x05c6, 0x9222)}, /* Generic Gobi Modem device */ {QMI_GOBI1K_DEVICE(0x05c6, 0x9009)}, /* Generic Gobi Modem device */ - /* Gobi 2000 and 3000 devices */ + /* 5. Gobi 2000 and 3000 devices */ {QMI_GOBI_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */ {QMI_GOBI_DEVICE(0x05c6, 0x920b)}, /* Generic Gobi 2000 Modem device */ {QMI_GOBI_DEVICE(0x05c6, 0x9225)}, /* Sony Gobi 2000 Modem device (N0279, VU730) */ @@ -589,6 +421,8 @@ static const struct usb_device_id products[] = { {QMI_GOBI_DEVICE(0x05c6, 0x9265)}, /* Asus Gobi 2000 Modem device (VR305) */ {QMI_GOBI_DEVICE(0x05c6, 0x9235)}, /* Top Global Gobi 2000 Modem device (VR306) */ {QMI_GOBI_DEVICE(0x05c6, 0x9275)}, /* iRex Technologies Gobi 2000 Modem device (VR307) */ + {QMI_GOBI_DEVICE(0x1199, 0x68a5)}, /* Sierra Wireless Modem */ + {QMI_GOBI_DEVICE(0x1199, 0x68a9)}, /* Sierra Wireless Modem */ {QMI_GOBI_DEVICE(0x1199, 0x9001)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ {QMI_GOBI_DEVICE(0x1199, 0x9002)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ {QMI_GOBI_DEVICE(0x1199, 0x9003)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ @@ -600,11 +434,14 @@ static const struct usb_device_id products[] = { {QMI_GOBI_DEVICE(0x1199, 0x9009)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ {QMI_GOBI_DEVICE(0x1199, 0x900a)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ {QMI_GOBI_DEVICE(0x1199, 0x9011)}, /* Sierra Wireless Gobi 2000 Modem device (MC8305) */ + {QMI_FIXED_INTF(0x1199, 0x9011, 5)}, /* alternate interface number!? */ {QMI_GOBI_DEVICE(0x16d8, 0x8002)}, /* CMDTech Gobi 2000 Modem device (VU922) */ {QMI_GOBI_DEVICE(0x05c6, 0x9205)}, /* Gobi 2000 Modem device */ {QMI_GOBI_DEVICE(0x1199, 0x9013)}, /* Sierra Wireless Gobi 3000 Modem device (MC8355) */ {QMI_GOBI_DEVICE(0x1199, 0x9015)}, /* Sierra Wireless Gobi 3000 Modem device */ {QMI_GOBI_DEVICE(0x1199, 0x9019)}, /* Sierra Wireless Gobi 3000 Modem device */ + {QMI_GOBI_DEVICE(0x1199, 0x901b)}, /* Sierra Wireless MC7770 */ + { } /* END */ }; MODULE_DEVICE_TABLE(usb, products); diff --git a/trunk/drivers/net/usb/sierra_net.c b/trunk/drivers/net/usb/sierra_net.c index d75d1f56becf..7be49ea60b6d 100644 --- a/trunk/drivers/net/usb/sierra_net.c +++ b/trunk/drivers/net/usb/sierra_net.c @@ -68,15 +68,8 @@ static atomic_t iface_counter = ATOMIC_INIT(0); */ #define SIERRA_NET_USBCTL_BUF_LEN 1024 -/* list of interface numbers - used for constructing interface lists */ -struct sierra_net_iface_info { - const u32 infolen; /* number of interface numbers on list */ - const u8 *ifaceinfo; /* pointer to the array holding the numbers */ -}; - struct sierra_net_info_data { u16 rx_urb_size; - struct sierra_net_iface_info whitelist; }; /* Private data structure */ @@ -637,21 +630,6 @@ static int sierra_net_change_mtu(struct net_device *net, int new_mtu) return usbnet_change_mtu(net, new_mtu); } -static int is_whitelisted(const u8 ifnum, - const struct sierra_net_iface_info *whitelist) -{ - if (whitelist) { - const u8 *list = whitelist->ifaceinfo; - int i; - - for (i = 0; i < whitelist->infolen; i++) { - if (list[i] == ifnum) - return 1; - } - } - return 0; -} - static int sierra_net_get_fw_attr(struct usbnet *dev, u16 *datap) { int result = 0; @@ -706,11 +684,6 @@ static int sierra_net_bind(struct usbnet *dev, struct usb_interface *intf) dev_dbg(&dev->udev->dev, "%s", __func__); ifacenum = intf->cur_altsetting->desc.bInterfaceNumber; - /* We only accept certain interfaces */ - if (!is_whitelisted(ifacenum, &data->whitelist)) { - dev_dbg(&dev->udev->dev, "Ignoring interface: %d", ifacenum); - return -ENODEV; - } numendpoints = intf->cur_altsetting->desc.bNumEndpoints; /* We have three endpoints, bulk in and out, and a status */ if (numendpoints != 3) { @@ -945,13 +918,8 @@ struct sk_buff *sierra_net_tx_fixup(struct usbnet *dev, struct sk_buff *skb, return NULL; } -static const u8 sierra_net_ifnum_list[] = { 7, 10, 11 }; static const struct sierra_net_info_data sierra_net_info_data_direct_ip = { .rx_urb_size = 8 * 1024, - .whitelist = { - .infolen = ARRAY_SIZE(sierra_net_ifnum_list), - .ifaceinfo = sierra_net_ifnum_list - } }; static const struct driver_info sierra_net_info_direct_ip = { @@ -965,15 +933,19 @@ static const struct driver_info sierra_net_info_direct_ip = { .data = (unsigned long)&sierra_net_info_data_direct_ip, }; +#define DIRECT_IP_DEVICE(vend, prod) \ + {USB_DEVICE_INTERFACE_NUMBER(vend, prod, 7), \ + .driver_info = (unsigned long)&sierra_net_info_direct_ip}, \ + {USB_DEVICE_INTERFACE_NUMBER(vend, prod, 10), \ + .driver_info = (unsigned long)&sierra_net_info_direct_ip}, \ + {USB_DEVICE_INTERFACE_NUMBER(vend, prod, 11), \ + .driver_info = (unsigned long)&sierra_net_info_direct_ip} + static const struct usb_device_id products[] = { - {USB_DEVICE(0x1199, 0x68A3), /* Sierra Wireless USB-to-WWAN modem */ - .driver_info = (unsigned long) &sierra_net_info_direct_ip}, - {USB_DEVICE(0x0F3D, 0x68A3), /* AT&T Direct IP modem */ - .driver_info = (unsigned long) &sierra_net_info_direct_ip}, - {USB_DEVICE(0x1199, 0x68AA), /* Sierra Wireless Direct IP LTE modem */ - .driver_info = (unsigned long) &sierra_net_info_direct_ip}, - {USB_DEVICE(0x0F3D, 0x68AA), /* AT&T Direct IP LTE modem */ - .driver_info = (unsigned long) &sierra_net_info_direct_ip}, + DIRECT_IP_DEVICE(0x1199, 0x68A3), /* Sierra Wireless USB-to-WWAN modem */ + DIRECT_IP_DEVICE(0x0F3D, 0x68A3), /* AT&T Direct IP modem */ + DIRECT_IP_DEVICE(0x1199, 0x68AA), /* Sierra Wireless Direct IP LTE modem */ + DIRECT_IP_DEVICE(0x0F3D, 0x68AA), /* AT&T Direct IP LTE modem */ {}, /* last item */ }; diff --git a/trunk/drivers/net/vmxnet3/vmxnet3_drv.c b/trunk/drivers/net/vmxnet3/vmxnet3_drv.c index 93e0cfb739b8..ce9d4f2c9776 100644 --- a/trunk/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/trunk/drivers/net/vmxnet3/vmxnet3_drv.c @@ -3019,6 +3019,7 @@ vmxnet3_probe_device(struct pci_dev *pdev, netdev->watchdog_timeo = 5 * HZ; INIT_WORK(&adapter->work, vmxnet3_reset_work); + set_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state); if (adapter->intr.type == VMXNET3_IT_MSIX) { int i; @@ -3043,7 +3044,6 @@ vmxnet3_probe_device(struct pci_dev *pdev, goto err_register; } - set_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state); vmxnet3_check_link(adapter, false); atomic_inc(&devices_found); return 0; diff --git a/trunk/drivers/net/wan/dscc4.c b/trunk/drivers/net/wan/dscc4.c index 9eb6479306d6..ef36cafd44b7 100644 --- a/trunk/drivers/net/wan/dscc4.c +++ b/trunk/drivers/net/wan/dscc4.c @@ -774,14 +774,15 @@ static int __devinit dscc4_init_one(struct pci_dev *pdev, } /* Global interrupt queue */ writel((u32)(((IRQ_RING_SIZE >> 5) - 1) << 20), ioaddr + IQLENR1); + + rc = -ENOMEM; + priv->iqcfg = (__le32 *) pci_alloc_consistent(pdev, IRQ_RING_SIZE*sizeof(__le32), &priv->iqcfg_dma); if (!priv->iqcfg) goto err_free_irq_5; writel(priv->iqcfg_dma, ioaddr + IQCFG); - rc = -ENOMEM; - /* * SCC 0-3 private rx/tx irq structures * IQRX/TXi needs to be set soon. Learned it the hard way... diff --git a/trunk/drivers/net/wimax/i2400m/fw.c b/trunk/drivers/net/wimax/i2400m/fw.c index 283237f6f074..def12b38cbf7 100644 --- a/trunk/drivers/net/wimax/i2400m/fw.c +++ b/trunk/drivers/net/wimax/i2400m/fw.c @@ -326,8 +326,10 @@ int i2400m_barker_db_init(const char *_options) unsigned barker; options_orig = kstrdup(_options, GFP_KERNEL); - if (options_orig == NULL) + if (options_orig == NULL) { + result = -ENOMEM; goto error_parse; + } options = options_orig; while ((token = strsep(&options, ",")) != NULL) { diff --git a/trunk/drivers/net/wireless/at76c50x-usb.c b/trunk/drivers/net/wireless/at76c50x-usb.c index efc162e0b511..88b8d64c90f1 100644 --- a/trunk/drivers/net/wireless/at76c50x-usb.c +++ b/trunk/drivers/net/wireless/at76c50x-usb.c @@ -342,7 +342,7 @@ static int at76_dfu_get_status(struct usb_device *udev, return ret; } -static u8 at76_dfu_get_state(struct usb_device *udev, u8 *state) +static int at76_dfu_get_state(struct usb_device *udev, u8 *state) { int ret; diff --git a/trunk/drivers/net/wireless/ath/ath5k/base.c b/trunk/drivers/net/wireless/ath/ath5k/base.c index 8c4c040a47b8..2aab20ee9f38 100644 --- a/trunk/drivers/net/wireless/ath/ath5k/base.c +++ b/trunk/drivers/net/wireless/ath/ath5k/base.c @@ -2056,9 +2056,7 @@ ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf) void ath5k_beacon_config(struct ath5k_hw *ah) { - unsigned long flags; - - spin_lock_irqsave(&ah->block, flags); + spin_lock_bh(&ah->block); ah->bmisscount = 0; ah->imask &= ~(AR5K_INT_BMISS | AR5K_INT_SWBA); @@ -2085,7 +2083,7 @@ ath5k_beacon_config(struct ath5k_hw *ah) ath5k_hw_set_imr(ah, ah->imask); mmiowb(); - spin_unlock_irqrestore(&ah->block, flags); + spin_unlock_bh(&ah->block); } static void ath5k_tasklet_beacon(unsigned long data) diff --git a/trunk/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/trunk/drivers/net/wireless/ath/ath5k/mac80211-ops.c index 260e7dc7f751..d56453e43d7e 100644 --- a/trunk/drivers/net/wireless/ath/ath5k/mac80211-ops.c +++ b/trunk/drivers/net/wireless/ath/ath5k/mac80211-ops.c @@ -254,7 +254,6 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ath5k_vif *avf = (void *)vif->drv_priv; struct ath5k_hw *ah = hw->priv; struct ath_common *common = ath5k_hw_common(ah); - unsigned long flags; mutex_lock(&ah->lock); @@ -300,9 +299,9 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changes & BSS_CHANGED_BEACON) { - spin_lock_irqsave(&ah->block, flags); + spin_lock_bh(&ah->block); ath5k_beacon_update(hw, vif); - spin_unlock_irqrestore(&ah->block, flags); + spin_unlock_bh(&ah->block); } if (changes & BSS_CHANGED_BEACON_ENABLED) diff --git a/trunk/drivers/net/wireless/ath/ath9k/mac.c b/trunk/drivers/net/wireless/ath/ath9k/mac.c index 7990cd55599c..b42be910a83d 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/mac.c +++ b/trunk/drivers/net/wireless/ath/ath9k/mac.c @@ -773,15 +773,10 @@ bool ath9k_hw_intrpend(struct ath_hw *ah) } EXPORT_SYMBOL(ath9k_hw_intrpend); -void ath9k_hw_disable_interrupts(struct ath_hw *ah) +void ath9k_hw_kill_interrupts(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); - if (!(ah->imask & ATH9K_INT_GLOBAL)) - atomic_set(&ah->intr_ref_cnt, -1); - else - atomic_dec(&ah->intr_ref_cnt); - ath_dbg(common, INTERRUPT, "disable IER\n"); REG_WRITE(ah, AR_IER, AR_IER_DISABLE); (void) REG_READ(ah, AR_IER); @@ -793,6 +788,17 @@ void ath9k_hw_disable_interrupts(struct ath_hw *ah) (void) REG_READ(ah, AR_INTR_SYNC_ENABLE); } } +EXPORT_SYMBOL(ath9k_hw_kill_interrupts); + +void ath9k_hw_disable_interrupts(struct ath_hw *ah) +{ + if (!(ah->imask & ATH9K_INT_GLOBAL)) + atomic_set(&ah->intr_ref_cnt, -1); + else + atomic_dec(&ah->intr_ref_cnt); + + ath9k_hw_kill_interrupts(ah); +} EXPORT_SYMBOL(ath9k_hw_disable_interrupts); void ath9k_hw_enable_interrupts(struct ath_hw *ah) diff --git a/trunk/drivers/net/wireless/ath/ath9k/mac.h b/trunk/drivers/net/wireless/ath/ath9k/mac.h index 0eba36dca6f8..4a745e68dd94 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/mac.h +++ b/trunk/drivers/net/wireless/ath/ath9k/mac.h @@ -738,6 +738,7 @@ bool ath9k_hw_intrpend(struct ath_hw *ah); void ath9k_hw_set_interrupts(struct ath_hw *ah); void ath9k_hw_enable_interrupts(struct ath_hw *ah); void ath9k_hw_disable_interrupts(struct ath_hw *ah); +void ath9k_hw_kill_interrupts(struct ath_hw *ah); void ar9002_hw_attach_mac_ops(struct ath_hw *ah); diff --git a/trunk/drivers/net/wireless/ath/ath9k/main.c b/trunk/drivers/net/wireless/ath/ath9k/main.c index 6049d8b82855..a22df749b8db 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/main.c +++ b/trunk/drivers/net/wireless/ath/ath9k/main.c @@ -462,8 +462,10 @@ irqreturn_t ath_isr(int irq, void *dev) if (!ath9k_hw_intrpend(ah)) return IRQ_NONE; - if(test_bit(SC_OP_HW_RESET, &sc->sc_flags)) + if (test_bit(SC_OP_HW_RESET, &sc->sc_flags)) { + ath9k_hw_kill_interrupts(ah); return IRQ_HANDLED; + } /* * Figure out the reason(s) for the interrupt. Note diff --git a/trunk/drivers/net/wireless/ath/ath9k/pci.c b/trunk/drivers/net/wireless/ath/ath9k/pci.c index d455de9162ec..a978984d78a5 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/pci.c +++ b/trunk/drivers/net/wireless/ath/ath9k/pci.c @@ -321,6 +321,7 @@ static int ath_pci_suspend(struct device *device) * Otherwise the chip never moved to full sleep, * when no interface is up. */ + ath9k_stop_btcoex(sc); ath9k_hw_disable(sc->sc_ah); ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP); diff --git a/trunk/drivers/net/wireless/ath/ath9k/recv.c b/trunk/drivers/net/wireless/ath/ath9k/recv.c index 12aca02228c2..4480c0cc655f 100644 --- a/trunk/drivers/net/wireless/ath/ath9k/recv.c +++ b/trunk/drivers/net/wireless/ath/ath9k/recv.c @@ -1044,7 +1044,6 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) struct ieee80211_hw *hw = sc->hw; struct ieee80211_hdr *hdr; int retval; - bool decrypt_error = false; struct ath_rx_status rs; enum ath9k_rx_qtype qtype; bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); @@ -1066,6 +1065,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) tsf_lower = tsf & 0xffffffff; do { + bool decrypt_error = false; /* If handling rx interrupt and flush is in progress => exit */ if (test_bit(SC_OP_RXFLUSH, &sc->sc_flags) && (flush == 0)) break; diff --git a/trunk/drivers/net/wireless/p54/p54usb.c b/trunk/drivers/net/wireless/p54/p54usb.c index 7f207b6e9552..effb044a8a9d 100644 --- a/trunk/drivers/net/wireless/p54/p54usb.c +++ b/trunk/drivers/net/wireless/p54/p54usb.c @@ -42,7 +42,7 @@ MODULE_FIRMWARE("isl3887usb"); * whenever you add a new device. */ -static struct usb_device_id p54u_table[] __devinitdata = { +static struct usb_device_id p54u_table[] = { /* Version 1 devices (pci chip + net2280) */ {USB_DEVICE(0x0411, 0x0050)}, /* Buffalo WLI2-USB2-G54 */ {USB_DEVICE(0x045e, 0x00c2)}, /* Microsoft MN-710 */ diff --git a/trunk/drivers/net/wireless/rndis_wlan.c b/trunk/drivers/net/wireless/rndis_wlan.c index 241162e8111d..7a4ae9ee1c63 100644 --- a/trunk/drivers/net/wireless/rndis_wlan.c +++ b/trunk/drivers/net/wireless/rndis_wlan.c @@ -1803,6 +1803,7 @@ static struct ndis_80211_pmkid *update_pmkid(struct usbnet *usbdev, struct cfg80211_pmksa *pmksa, int max_pmkids) { + struct ndis_80211_pmkid *new_pmkids; int i, err, newlen; unsigned int count; @@ -1833,11 +1834,12 @@ static struct ndis_80211_pmkid *update_pmkid(struct usbnet *usbdev, /* add new pmkid */ newlen = sizeof(*pmkids) + (count + 1) * sizeof(pmkids->bssid_info[0]); - pmkids = krealloc(pmkids, newlen, GFP_KERNEL); - if (!pmkids) { + new_pmkids = krealloc(pmkids, newlen, GFP_KERNEL); + if (!new_pmkids) { err = -ENOMEM; goto error; } + pmkids = new_pmkids; pmkids->length = cpu_to_le32(newlen); pmkids->bssid_info_count = cpu_to_le32(count + 1); diff --git a/trunk/drivers/net/wireless/rtl818x/rtl8187/dev.c b/trunk/drivers/net/wireless/rtl818x/rtl8187/dev.c index 71a30b026089..533024095c43 100644 --- a/trunk/drivers/net/wireless/rtl818x/rtl8187/dev.c +++ b/trunk/drivers/net/wireless/rtl818x/rtl8187/dev.c @@ -44,7 +44,7 @@ MODULE_AUTHOR("Larry Finger "); MODULE_DESCRIPTION("RTL8187/RTL8187B USB wireless driver"); MODULE_LICENSE("GPL"); -static struct usb_device_id rtl8187_table[] __devinitdata = { +static struct usb_device_id rtl8187_table[] = { /* Asus */ {USB_DEVICE(0x0b05, 0x171d), .driver_info = DEVICE_RTL8187}, /* Belkin */ diff --git a/trunk/drivers/of/base.c b/trunk/drivers/of/base.c index c181b94abc36..d4a1c9a043e1 100644 --- a/trunk/drivers/of/base.c +++ b/trunk/drivers/of/base.c @@ -363,6 +363,33 @@ struct device_node *of_get_next_child(const struct device_node *node, } EXPORT_SYMBOL(of_get_next_child); +/** + * of_get_next_available_child - Find the next available child node + * @node: parent node + * @prev: previous child of the parent node, or NULL to get first + * + * This function is like of_get_next_child(), except that it + * automatically skips any disabled nodes (i.e. status = "disabled"). + */ +struct device_node *of_get_next_available_child(const struct device_node *node, + struct device_node *prev) +{ + struct device_node *next; + + read_lock(&devtree_lock); + next = prev ? prev->sibling : node->child; + for (; next; next = next->sibling) { + if (!of_device_is_available(next)) + continue; + if (of_node_get(next)) + break; + } + of_node_put(prev); + read_unlock(&devtree_lock); + return next; +} +EXPORT_SYMBOL(of_get_next_available_child); + /** * of_find_node_by_path - Find a node matching a full OF path * @path: The full path to match diff --git a/trunk/drivers/pci/pci-acpi.c b/trunk/drivers/pci/pci-acpi.c index fbf7b26c7c8a..c5792d622dc4 100644 --- a/trunk/drivers/pci/pci-acpi.c +++ b/trunk/drivers/pci/pci-acpi.c @@ -266,8 +266,8 @@ static int acpi_pci_set_power_state(struct pci_dev *dev, pci_power_t state) } if (!error) - dev_printk(KERN_INFO, &dev->dev, - "power state changed by ACPI to D%d\n", state); + dev_info(&dev->dev, "power state changed by ACPI to %s\n", + pci_power_name(state)); return error; } diff --git a/trunk/drivers/pci/pci-driver.c b/trunk/drivers/pci/pci-driver.c index 185be3703343..5270f1a99328 100644 --- a/trunk/drivers/pci/pci-driver.c +++ b/trunk/drivers/pci/pci-driver.c @@ -959,6 +959,13 @@ static int pci_pm_poweroff_noirq(struct device *dev) if (!pci_dev->state_saved && !pci_is_bridge(pci_dev)) pci_prepare_to_sleep(pci_dev); + /* + * The reason for doing this here is the same as for the analogous code + * in pci_pm_suspend_noirq(). + */ + if (pci_dev->class == PCI_CLASS_SERIAL_USB_EHCI) + pci_write_config_word(pci_dev, PCI_COMMAND, 0); + return 0; } diff --git a/trunk/drivers/pinctrl/core.c b/trunk/drivers/pinctrl/core.c index fb7f3bebdc69..dc5c126e398a 100644 --- a/trunk/drivers/pinctrl/core.c +++ b/trunk/drivers/pinctrl/core.c @@ -657,11 +657,7 @@ static struct pinctrl *pinctrl_get_locked(struct device *dev) if (p != NULL) return ERR_PTR(-EBUSY); - p = create_pinctrl(dev); - if (IS_ERR(p)) - return p; - - return p; + return create_pinctrl(dev); } /** @@ -738,11 +734,8 @@ static struct pinctrl_state *pinctrl_lookup_state_locked(struct pinctrl *p, dev_dbg(p->dev, "using pinctrl dummy state (%s)\n", name); state = create_state(p, name); - if (IS_ERR(state)) - return state; - } else { - return ERR_PTR(-ENODEV); - } + } else + state = ERR_PTR(-ENODEV); } return state; diff --git a/trunk/drivers/pinctrl/pinctrl-imx51.c b/trunk/drivers/pinctrl/pinctrl-imx51.c index 689b3c88dd2e..9fd02162a3c2 100644 --- a/trunk/drivers/pinctrl/pinctrl-imx51.c +++ b/trunk/drivers/pinctrl/pinctrl-imx51.c @@ -974,7 +974,7 @@ static struct imx_pin_reg imx51_pin_regs[] = { IMX_PIN_REG(MX51_PAD_EIM_DA13, NO_PAD, 0x050, 0, 0x000, 0), /* MX51_PAD_EIM_DA13__EIM_DA13 */ IMX_PIN_REG(MX51_PAD_EIM_DA14, NO_PAD, 0x054, 0, 0x000, 0), /* MX51_PAD_EIM_DA14__EIM_DA14 */ IMX_PIN_REG(MX51_PAD_EIM_DA15, NO_PAD, 0x058, 0, 0x000, 0), /* MX51_PAD_EIM_DA15__EIM_DA15 */ - IMX_PIN_REG(MX51_PAD_SD2_CMD, NO_PAD, 0x3b4, 2, 0x91c, 3), /* MX51_PAD_SD2_CMD__CSPI_MOSI */ + IMX_PIN_REG(MX51_PAD_SD2_CMD, 0x7bc, 0x3b4, 2, 0x91c, 3), /* MX51_PAD_SD2_CMD__CSPI_MOSI */ IMX_PIN_REG(MX51_PAD_SD2_CMD, 0x7bc, 0x3b4, 1, 0x9b0, 2), /* MX51_PAD_SD2_CMD__I2C1_SCL */ IMX_PIN_REG(MX51_PAD_SD2_CMD, 0x7bc, 0x3b4, 0, 0x000, 0), /* MX51_PAD_SD2_CMD__SD2_CMD */ IMX_PIN_REG(MX51_PAD_SD2_CLK, 0x7c0, 0x3b8, 2, 0x914, 3), /* MX51_PAD_SD2_CLK__CSPI_SCLK */ diff --git a/trunk/drivers/pinctrl/pinctrl-nomadik-db8500.c b/trunk/drivers/pinctrl/pinctrl-nomadik-db8500.c index 5f3e9d0221e1..a39fb7a6fc51 100644 --- a/trunk/drivers/pinctrl/pinctrl-nomadik-db8500.c +++ b/trunk/drivers/pinctrl/pinctrl-nomadik-db8500.c @@ -505,6 +505,8 @@ static const unsigned kp_b_1_pins[] = { DB8500_PIN_F3, DB8500_PIN_F1, DB8500_PIN_J3, DB8500_PIN_H2, DB8500_PIN_J2, DB8500_PIN_H1, DB8500_PIN_F4, DB8500_PIN_E3, DB8500_PIN_E4, DB8500_PIN_D2, DB8500_PIN_C1, DB8500_PIN_D3, DB8500_PIN_C2, DB8500_PIN_D5 }; +static const unsigned kp_b_2_pins[] = { DB8500_PIN_F3, DB8500_PIN_F1, + DB8500_PIN_G3, DB8500_PIN_G2, DB8500_PIN_F4, DB8500_PIN_E3}; static const unsigned sm_b_1_pins[] = { DB8500_PIN_C6, DB8500_PIN_B3, DB8500_PIN_C4, DB8500_PIN_E6, DB8500_PIN_A3, DB8500_PIN_B6, DB8500_PIN_D6, DB8500_PIN_B7, DB8500_PIN_D7, DB8500_PIN_D8, @@ -662,6 +664,7 @@ static const struct nmk_pingroup nmk_db8500_groups[] = { DB8500_PIN_GROUP(spi3_b_1, NMK_GPIO_ALT_B), DB8500_PIN_GROUP(msp1txrx_b_1, NMK_GPIO_ALT_B), DB8500_PIN_GROUP(kp_b_1, NMK_GPIO_ALT_B), + DB8500_PIN_GROUP(kp_b_2, NMK_GPIO_ALT_B), DB8500_PIN_GROUP(sm_b_1, NMK_GPIO_ALT_B), DB8500_PIN_GROUP(smcs0_b_1, NMK_GPIO_ALT_B), DB8500_PIN_GROUP(smcs1_b_1, NMK_GPIO_ALT_B), @@ -751,7 +754,7 @@ DB8500_FUNC_GROUPS(msp1, "msp1txrx_a_1", "msp1_a_1", "msp1txrx_b_1"); DB8500_FUNC_GROUPS(lcdb, "lcdb_a_1"); DB8500_FUNC_GROUPS(lcd, "lcdvsi0_a_1", "lcdvsi1_a_1", "lcd_d0_d7_a_1", "lcd_d8_d11_a_1", "lcd_d12_d23_a_1", "lcd_b_1"); -DB8500_FUNC_GROUPS(kp, "kp_a_1", "kp_b_1", "kp_c_1", "kp_oc1_1"); +DB8500_FUNC_GROUPS(kp, "kp_a_1", "kp_b_1", "kp_b_2", "kp_c_1", "kp_oc1_1"); DB8500_FUNC_GROUPS(mc2, "mc2_a_1", "mc2rstn_c_1"); DB8500_FUNC_GROUPS(ssp1, "ssp1_a_1"); DB8500_FUNC_GROUPS(ssp0, "ssp0_a_1"); diff --git a/trunk/drivers/pinctrl/pinctrl-nomadik.c b/trunk/drivers/pinctrl/pinctrl-nomadik.c index ec6ac501b23a..3dde6537adb8 100644 --- a/trunk/drivers/pinctrl/pinctrl-nomadik.c +++ b/trunk/drivers/pinctrl/pinctrl-nomadik.c @@ -1292,7 +1292,7 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev) NOMADIK_GPIO_TO_IRQ(pdata->first_gpio), 0, &nmk_gpio_irq_simple_ops, nmk_chip); if (!nmk_chip->domain) { - pr_err("%s: Failed to create irqdomain\n", np->full_name); + dev_err(&dev->dev, "failed to create irqdomain\n"); ret = -ENOSYS; goto out; } diff --git a/trunk/drivers/platform/x86/Kconfig b/trunk/drivers/platform/x86/Kconfig index 2a262f5c5c0c..c86bae828c28 100644 --- a/trunk/drivers/platform/x86/Kconfig +++ b/trunk/drivers/platform/x86/Kconfig @@ -289,6 +289,7 @@ config IDEAPAD_LAPTOP tristate "Lenovo IdeaPad Laptop Extras" depends on ACPI depends on RFKILL && INPUT + depends on SERIO_I8042 select INPUT_SPARSEKMAP help This is a driver for the rfkill switches on Lenovo IdeaPad netbooks. @@ -758,8 +759,11 @@ config SAMSUNG_Q10 config APPLE_GMUX tristate "Apple Gmux Driver" + depends on ACPI depends on PNP - select BACKLIGHT_CLASS_DEVICE + depends on BACKLIGHT_CLASS_DEVICE + depends on BACKLIGHT_APPLE=n || BACKLIGHT_APPLE + depends on ACPI_VIDEO=n || ACPI_VIDEO ---help--- This driver provides support for the gmux device found on many Apple laptops, which controls the display mux for the hybrid diff --git a/trunk/drivers/platform/x86/apple-gmux.c b/trunk/drivers/platform/x86/apple-gmux.c index 905fa01ac8df..dfb1a92ce949 100644 --- a/trunk/drivers/platform/x86/apple-gmux.c +++ b/trunk/drivers/platform/x86/apple-gmux.c @@ -2,6 +2,7 @@ * Gmux driver for Apple laptops * * Copyright (C) Canonical Ltd. + * Copyright (C) 2010-2012 Andreas Heider * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -18,16 +19,30 @@ #include #include #include +#include +#include +#include #include #include struct apple_gmux_data { unsigned long iostart; unsigned long iolen; + bool indexed; + struct mutex index_lock; struct backlight_device *bdev; + + /* switcheroo data */ + acpi_handle dhandle; + int gpe; + enum vga_switcheroo_client_id resume_client_id; + enum vga_switcheroo_state power_state; + struct completion powerchange_done; }; +static struct apple_gmux_data *apple_gmux_data; + /* * gmux port offsets. Many of these are not yet used, but may be in the * future, and it's useful to have them documented here anyhow. @@ -45,6 +60,9 @@ struct apple_gmux_data { #define GMUX_PORT_DISCRETE_POWER 0x50 #define GMUX_PORT_MAX_BRIGHTNESS 0x70 #define GMUX_PORT_BRIGHTNESS 0x74 +#define GMUX_PORT_VALUE 0xc2 +#define GMUX_PORT_READ 0xd0 +#define GMUX_PORT_WRITE 0xd4 #define GMUX_MIN_IO_LEN (GMUX_PORT_BRIGHTNESS + 4) @@ -59,22 +77,172 @@ struct apple_gmux_data { #define GMUX_BRIGHTNESS_MASK 0x00ffffff #define GMUX_MAX_BRIGHTNESS GMUX_BRIGHTNESS_MASK -static inline u8 gmux_read8(struct apple_gmux_data *gmux_data, int port) +static u8 gmux_pio_read8(struct apple_gmux_data *gmux_data, int port) { return inb(gmux_data->iostart + port); } -static inline void gmux_write8(struct apple_gmux_data *gmux_data, int port, +static void gmux_pio_write8(struct apple_gmux_data *gmux_data, int port, u8 val) { outb(val, gmux_data->iostart + port); } -static inline u32 gmux_read32(struct apple_gmux_data *gmux_data, int port) +static u32 gmux_pio_read32(struct apple_gmux_data *gmux_data, int port) { return inl(gmux_data->iostart + port); } +static void gmux_pio_write32(struct apple_gmux_data *gmux_data, int port, + u32 val) +{ + int i; + u8 tmpval; + + for (i = 0; i < 4; i++) { + tmpval = (val >> (i * 8)) & 0xff; + outb(tmpval, port + i); + } +} + +static int gmux_index_wait_ready(struct apple_gmux_data *gmux_data) +{ + int i = 200; + u8 gwr = inb(gmux_data->iostart + GMUX_PORT_WRITE); + + while (i && (gwr & 0x01)) { + inb(gmux_data->iostart + GMUX_PORT_READ); + gwr = inb(gmux_data->iostart + GMUX_PORT_WRITE); + udelay(100); + i--; + } + + return !!i; +} + +static int gmux_index_wait_complete(struct apple_gmux_data *gmux_data) +{ + int i = 200; + u8 gwr = inb(gmux_data->iostart + GMUX_PORT_WRITE); + + while (i && !(gwr & 0x01)) { + gwr = inb(gmux_data->iostart + GMUX_PORT_WRITE); + udelay(100); + i--; + } + + if (gwr & 0x01) + inb(gmux_data->iostart + GMUX_PORT_READ); + + return !!i; +} + +static u8 gmux_index_read8(struct apple_gmux_data *gmux_data, int port) +{ + u8 val; + + mutex_lock(&gmux_data->index_lock); + outb((port & 0xff), gmux_data->iostart + GMUX_PORT_READ); + gmux_index_wait_ready(gmux_data); + val = inb(gmux_data->iostart + GMUX_PORT_VALUE); + mutex_unlock(&gmux_data->index_lock); + + return val; +} + +static void gmux_index_write8(struct apple_gmux_data *gmux_data, int port, + u8 val) +{ + mutex_lock(&gmux_data->index_lock); + outb(val, gmux_data->iostart + GMUX_PORT_VALUE); + gmux_index_wait_ready(gmux_data); + outb(port & 0xff, gmux_data->iostart + GMUX_PORT_WRITE); + gmux_index_wait_complete(gmux_data); + mutex_unlock(&gmux_data->index_lock); +} + +static u32 gmux_index_read32(struct apple_gmux_data *gmux_data, int port) +{ + u32 val; + + mutex_lock(&gmux_data->index_lock); + outb((port & 0xff), gmux_data->iostart + GMUX_PORT_READ); + gmux_index_wait_ready(gmux_data); + val = inl(gmux_data->iostart + GMUX_PORT_VALUE); + mutex_unlock(&gmux_data->index_lock); + + return val; +} + +static void gmux_index_write32(struct apple_gmux_data *gmux_data, int port, + u32 val) +{ + int i; + u8 tmpval; + + mutex_lock(&gmux_data->index_lock); + + for (i = 0; i < 4; i++) { + tmpval = (val >> (i * 8)) & 0xff; + outb(tmpval, gmux_data->iostart + GMUX_PORT_VALUE + i); + } + + gmux_index_wait_ready(gmux_data); + outb(port & 0xff, gmux_data->iostart + GMUX_PORT_WRITE); + gmux_index_wait_complete(gmux_data); + mutex_unlock(&gmux_data->index_lock); +} + +static u8 gmux_read8(struct apple_gmux_data *gmux_data, int port) +{ + if (gmux_data->indexed) + return gmux_index_read8(gmux_data, port); + else + return gmux_pio_read8(gmux_data, port); +} + +static void gmux_write8(struct apple_gmux_data *gmux_data, int port, u8 val) +{ + if (gmux_data->indexed) + gmux_index_write8(gmux_data, port, val); + else + gmux_pio_write8(gmux_data, port, val); +} + +static u32 gmux_read32(struct apple_gmux_data *gmux_data, int port) +{ + if (gmux_data->indexed) + return gmux_index_read32(gmux_data, port); + else + return gmux_pio_read32(gmux_data, port); +} + +static void gmux_write32(struct apple_gmux_data *gmux_data, int port, + u32 val) +{ + if (gmux_data->indexed) + gmux_index_write32(gmux_data, port, val); + else + gmux_pio_write32(gmux_data, port, val); +} + +static bool gmux_is_indexed(struct apple_gmux_data *gmux_data) +{ + u16 val; + + outb(0xaa, gmux_data->iostart + 0xcc); + outb(0x55, gmux_data->iostart + 0xcd); + outb(0x00, gmux_data->iostart + 0xce); + + val = inb(gmux_data->iostart + 0xcc) | + (inb(gmux_data->iostart + 0xcd) << 8); + + if (val == 0x55aa) + return true; + + return false; +} + static int gmux_get_brightness(struct backlight_device *bd) { struct apple_gmux_data *gmux_data = bl_get_data(bd); @@ -90,16 +258,7 @@ static int gmux_update_status(struct backlight_device *bd) if (bd->props.state & BL_CORE_SUSPENDED) return 0; - /* - * Older gmux versions require writing out lower bytes first then - * setting the upper byte to 0 to flush the values. Newer versions - * accept a single u32 write, but the old method also works, so we - * just use the old method for all gmux versions. - */ - gmux_write8(gmux_data, GMUX_PORT_BRIGHTNESS, brightness); - gmux_write8(gmux_data, GMUX_PORT_BRIGHTNESS + 1, brightness >> 8); - gmux_write8(gmux_data, GMUX_PORT_BRIGHTNESS + 2, brightness >> 16); - gmux_write8(gmux_data, GMUX_PORT_BRIGHTNESS + 3, 0); + gmux_write32(gmux_data, GMUX_PORT_BRIGHTNESS, brightness); return 0; } @@ -110,6 +269,146 @@ static const struct backlight_ops gmux_bl_ops = { .update_status = gmux_update_status, }; +static int gmux_switchto(enum vga_switcheroo_client_id id) +{ + if (id == VGA_SWITCHEROO_IGD) { + gmux_write8(apple_gmux_data, GMUX_PORT_SWITCH_DDC, 1); + gmux_write8(apple_gmux_data, GMUX_PORT_SWITCH_DISPLAY, 2); + gmux_write8(apple_gmux_data, GMUX_PORT_SWITCH_EXTERNAL, 2); + } else { + gmux_write8(apple_gmux_data, GMUX_PORT_SWITCH_DDC, 2); + gmux_write8(apple_gmux_data, GMUX_PORT_SWITCH_DISPLAY, 3); + gmux_write8(apple_gmux_data, GMUX_PORT_SWITCH_EXTERNAL, 3); + } + + return 0; +} + +static int gmux_set_discrete_state(struct apple_gmux_data *gmux_data, + enum vga_switcheroo_state state) +{ + INIT_COMPLETION(gmux_data->powerchange_done); + + if (state == VGA_SWITCHEROO_ON) { + gmux_write8(gmux_data, GMUX_PORT_DISCRETE_POWER, 1); + gmux_write8(gmux_data, GMUX_PORT_DISCRETE_POWER, 3); + pr_debug("Discrete card powered up\n"); + } else { + gmux_write8(gmux_data, GMUX_PORT_DISCRETE_POWER, 1); + gmux_write8(gmux_data, GMUX_PORT_DISCRETE_POWER, 0); + pr_debug("Discrete card powered down\n"); + } + + gmux_data->power_state = state; + + if (gmux_data->gpe >= 0 && + !wait_for_completion_interruptible_timeout(&gmux_data->powerchange_done, + msecs_to_jiffies(200))) + pr_warn("Timeout waiting for gmux switch to complete\n"); + + return 0; +} + +static int gmux_set_power_state(enum vga_switcheroo_client_id id, + enum vga_switcheroo_state state) +{ + if (id == VGA_SWITCHEROO_IGD) + return 0; + + return gmux_set_discrete_state(apple_gmux_data, state); +} + +static int gmux_get_client_id(struct pci_dev *pdev) +{ + /* + * Early Macbook Pros with switchable graphics use nvidia + * integrated graphics. Hardcode that the 9400M is integrated. + */ + if (pdev->vendor == PCI_VENDOR_ID_INTEL) + return VGA_SWITCHEROO_IGD; + else if (pdev->vendor == PCI_VENDOR_ID_NVIDIA && + pdev->device == 0x0863) + return VGA_SWITCHEROO_IGD; + else + return VGA_SWITCHEROO_DIS; +} + +static enum vga_switcheroo_client_id +gmux_active_client(struct apple_gmux_data *gmux_data) +{ + if (gmux_read8(gmux_data, GMUX_PORT_SWITCH_DISPLAY) == 2) + return VGA_SWITCHEROO_IGD; + + return VGA_SWITCHEROO_DIS; +} + +static struct vga_switcheroo_handler gmux_handler = { + .switchto = gmux_switchto, + .power_state = gmux_set_power_state, + .get_client_id = gmux_get_client_id, +}; + +static inline void gmux_disable_interrupts(struct apple_gmux_data *gmux_data) +{ + gmux_write8(gmux_data, GMUX_PORT_INTERRUPT_ENABLE, + GMUX_INTERRUPT_DISABLE); +} + +static inline void gmux_enable_interrupts(struct apple_gmux_data *gmux_data) +{ + gmux_write8(gmux_data, GMUX_PORT_INTERRUPT_ENABLE, + GMUX_INTERRUPT_ENABLE); +} + +static inline u8 gmux_interrupt_get_status(struct apple_gmux_data *gmux_data) +{ + return gmux_read8(gmux_data, GMUX_PORT_INTERRUPT_STATUS); +} + +static void gmux_clear_interrupts(struct apple_gmux_data *gmux_data) +{ + u8 status; + + /* to clear interrupts write back current status */ + status = gmux_interrupt_get_status(gmux_data); + gmux_write8(gmux_data, GMUX_PORT_INTERRUPT_STATUS, status); +} + +static void gmux_notify_handler(acpi_handle device, u32 value, void *context) +{ + u8 status; + struct pnp_dev *pnp = (struct pnp_dev *)context; + struct apple_gmux_data *gmux_data = pnp_get_drvdata(pnp); + + status = gmux_interrupt_get_status(gmux_data); + gmux_disable_interrupts(gmux_data); + pr_debug("Notify handler called: status %d\n", status); + + gmux_clear_interrupts(gmux_data); + gmux_enable_interrupts(gmux_data); + + if (status & GMUX_INTERRUPT_STATUS_POWER) + complete(&gmux_data->powerchange_done); +} + +static int gmux_suspend(struct pnp_dev *pnp, pm_message_t state) +{ + struct apple_gmux_data *gmux_data = pnp_get_drvdata(pnp); + gmux_data->resume_client_id = gmux_active_client(gmux_data); + gmux_disable_interrupts(gmux_data); + return 0; +} + +static int gmux_resume(struct pnp_dev *pnp) +{ + struct apple_gmux_data *gmux_data = pnp_get_drvdata(pnp); + gmux_enable_interrupts(gmux_data); + gmux_switchto(gmux_data->resume_client_id); + if (gmux_data->power_state == VGA_SWITCHEROO_OFF) + gmux_set_discrete_state(gmux_data, gmux_data->power_state); + return 0; +} + static int __devinit gmux_probe(struct pnp_dev *pnp, const struct pnp_device_id *id) { @@ -119,6 +418,11 @@ static int __devinit gmux_probe(struct pnp_dev *pnp, struct backlight_device *bdev; u8 ver_major, ver_minor, ver_release; int ret = -ENXIO; + acpi_status status; + unsigned long long gpe; + + if (apple_gmux_data) + return -EBUSY; gmux_data = kzalloc(sizeof(*gmux_data), GFP_KERNEL); if (!gmux_data) @@ -147,22 +451,29 @@ static int __devinit gmux_probe(struct pnp_dev *pnp, } /* - * On some machines the gmux is in ACPI even thought the machine - * doesn't really have a gmux. Check for invalid version information - * to detect this. + * Invalid version information may indicate either that the gmux + * device isn't present or that it's a new one that uses indexed + * io */ + ver_major = gmux_read8(gmux_data, GMUX_PORT_VERSION_MAJOR); ver_minor = gmux_read8(gmux_data, GMUX_PORT_VERSION_MINOR); ver_release = gmux_read8(gmux_data, GMUX_PORT_VERSION_RELEASE); if (ver_major == 0xff && ver_minor == 0xff && ver_release == 0xff) { - pr_info("gmux device not present\n"); - ret = -ENODEV; - goto err_release; + if (gmux_is_indexed(gmux_data)) { + mutex_init(&gmux_data->index_lock); + gmux_data->indexed = true; + } else { + pr_info("gmux device not present\n"); + ret = -ENODEV; + goto err_release; + } + pr_info("Found indexed gmux\n"); + } else { + pr_info("Found gmux version %d.%d.%d\n", ver_major, ver_minor, + ver_release); } - pr_info("Found gmux version %d.%d.%d\n", ver_major, ver_minor, - ver_release); - memset(&props, 0, sizeof(props)); props.type = BACKLIGHT_PLATFORM; props.max_brightness = gmux_read32(gmux_data, GMUX_PORT_MAX_BRIGHTNESS); @@ -194,13 +505,67 @@ static int __devinit gmux_probe(struct pnp_dev *pnp, * Disable the other backlight choices. */ acpi_video_dmi_promote_vendor(); -#ifdef CONFIG_ACPI_VIDEO +#if defined (CONFIG_ACPI_VIDEO) || defined (CONFIG_ACPI_VIDEO_MODULE) acpi_video_unregister(); #endif apple_bl_unregister(); + gmux_data->power_state = VGA_SWITCHEROO_ON; + + gmux_data->dhandle = DEVICE_ACPI_HANDLE(&pnp->dev); + if (!gmux_data->dhandle) { + pr_err("Cannot find acpi handle for pnp device %s\n", + dev_name(&pnp->dev)); + ret = -ENODEV; + goto err_notify; + } + + status = acpi_evaluate_integer(gmux_data->dhandle, "GMGP", NULL, &gpe); + if (ACPI_SUCCESS(status)) { + gmux_data->gpe = (int)gpe; + + status = acpi_install_notify_handler(gmux_data->dhandle, + ACPI_DEVICE_NOTIFY, + &gmux_notify_handler, pnp); + if (ACPI_FAILURE(status)) { + pr_err("Install notify handler failed: %s\n", + acpi_format_exception(status)); + ret = -ENODEV; + goto err_notify; + } + + status = acpi_enable_gpe(NULL, gmux_data->gpe); + if (ACPI_FAILURE(status)) { + pr_err("Cannot enable gpe: %s\n", + acpi_format_exception(status)); + goto err_enable_gpe; + } + } else { + pr_warn("No GPE found for gmux\n"); + gmux_data->gpe = -1; + } + + if (vga_switcheroo_register_handler(&gmux_handler)) { + ret = -ENODEV; + goto err_register_handler; + } + + init_completion(&gmux_data->powerchange_done); + apple_gmux_data = gmux_data; + gmux_enable_interrupts(gmux_data); + return 0; +err_register_handler: + if (gmux_data->gpe >= 0) + acpi_disable_gpe(NULL, gmux_data->gpe); +err_enable_gpe: + if (gmux_data->gpe >= 0) + acpi_remove_notify_handler(gmux_data->dhandle, + ACPI_DEVICE_NOTIFY, + &gmux_notify_handler); +err_notify: + backlight_device_unregister(bdev); err_release: release_region(gmux_data->iostart, gmux_data->iolen); err_free: @@ -212,12 +577,23 @@ static void __devexit gmux_remove(struct pnp_dev *pnp) { struct apple_gmux_data *gmux_data = pnp_get_drvdata(pnp); + vga_switcheroo_unregister_handler(); + gmux_disable_interrupts(gmux_data); + if (gmux_data->gpe >= 0) { + acpi_disable_gpe(NULL, gmux_data->gpe); + acpi_remove_notify_handler(gmux_data->dhandle, + ACPI_DEVICE_NOTIFY, + &gmux_notify_handler); + } + backlight_device_unregister(gmux_data->bdev); + release_region(gmux_data->iostart, gmux_data->iolen); + apple_gmux_data = NULL; kfree(gmux_data); acpi_video_dmi_demote_vendor(); -#ifdef CONFIG_ACPI_VIDEO +#if defined (CONFIG_ACPI_VIDEO) || defined (CONFIG_ACPI_VIDEO_MODULE) acpi_video_register(); #endif apple_bl_register(); @@ -233,6 +609,8 @@ static struct pnp_driver gmux_pnp_driver = { .probe = gmux_probe, .remove = __devexit_p(gmux_remove), .id_table = gmux_device_ids, + .suspend = gmux_suspend, + .resume = gmux_resume }; static int __init apple_gmux_init(void) diff --git a/trunk/drivers/platform/x86/asus-wmi.c b/trunk/drivers/platform/x86/asus-wmi.c index c7a36f6b0580..2eb9fe8e8efd 100644 --- a/trunk/drivers/platform/x86/asus-wmi.c +++ b/trunk/drivers/platform/x86/asus-wmi.c @@ -101,6 +101,7 @@ MODULE_LICENSE("GPL"); #define ASUS_WMI_DEVID_WIRELESS_LED 0x00010002 #define ASUS_WMI_DEVID_CWAP 0x00010003 #define ASUS_WMI_DEVID_WLAN 0x00010011 +#define ASUS_WMI_DEVID_WLAN_LED 0x00010012 #define ASUS_WMI_DEVID_BLUETOOTH 0x00010013 #define ASUS_WMI_DEVID_GPS 0x00010015 #define ASUS_WMI_DEVID_WIMAX 0x00010017 @@ -731,8 +732,21 @@ static int asus_rfkill_set(void *data, bool blocked) { struct asus_rfkill *priv = data; u32 ctrl_param = !blocked; + u32 dev_id = priv->dev_id; - return asus_wmi_set_devstate(priv->dev_id, ctrl_param, NULL); + /* + * If the user bit is set, BIOS can't set and record the wlan status, + * it will report the value read from id ASUS_WMI_DEVID_WLAN_LED + * while we query the wlan status through WMI(ASUS_WMI_DEVID_WLAN). + * So, we have to record wlan status in id ASUS_WMI_DEVID_WLAN_LED + * while setting the wlan status through WMI. + * This is also the behavior that windows app will do. + */ + if ((dev_id == ASUS_WMI_DEVID_WLAN) && + priv->asus->driver->wlan_ctrl_by_user) + dev_id = ASUS_WMI_DEVID_WLAN_LED; + + return asus_wmi_set_devstate(dev_id, ctrl_param, NULL); } static void asus_rfkill_query(struct rfkill *rfkill, void *data) @@ -1653,6 +1667,7 @@ static int asus_wmi_add(struct platform_device *pdev) struct asus_wmi *asus; acpi_status status; int err; + u32 result; asus = kzalloc(sizeof(struct asus_wmi), GFP_KERNEL); if (!asus) @@ -1711,6 +1726,10 @@ static int asus_wmi_add(struct platform_device *pdev) if (err) goto fail_debugfs; + asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_WLAN, &result); + if (result & (ASUS_WMI_DSTS_PRESENCE_BIT | ASUS_WMI_DSTS_USER_BIT)) + asus->driver->wlan_ctrl_by_user = 1; + return 0; fail_debugfs: diff --git a/trunk/drivers/platform/x86/asus-wmi.h b/trunk/drivers/platform/x86/asus-wmi.h index 9c1da8b81bea..4c9bd38bb0a2 100644 --- a/trunk/drivers/platform/x86/asus-wmi.h +++ b/trunk/drivers/platform/x86/asus-wmi.h @@ -46,6 +46,7 @@ struct quirk_entry { struct asus_wmi_driver { int brightness; int panel_power; + int wlan_ctrl_by_user; const char *name; struct module *owner; diff --git a/trunk/drivers/platform/x86/classmate-laptop.c b/trunk/drivers/platform/x86/classmate-laptop.c index cd33add118ce..c87ff16873f9 100644 --- a/trunk/drivers/platform/x86/classmate-laptop.c +++ b/trunk/drivers/platform/x86/classmate-laptop.c @@ -725,8 +725,10 @@ static void cmpc_tablet_handler(struct acpi_device *dev, u32 event) struct input_dev *inputdev = dev_get_drvdata(&dev->dev); if (event == 0x81) { - if (ACPI_SUCCESS(cmpc_get_tablet(dev->handle, &val))) + if (ACPI_SUCCESS(cmpc_get_tablet(dev->handle, &val))) { input_report_switch(inputdev, SW_TABLET_MODE, !val); + input_sync(inputdev); + } } } @@ -739,8 +741,10 @@ static void cmpc_tablet_idev_init(struct input_dev *inputdev) set_bit(SW_TABLET_MODE, inputdev->swbit); acpi = to_acpi_device(inputdev->dev.parent); - if (ACPI_SUCCESS(cmpc_get_tablet(acpi->handle, &val))) + if (ACPI_SUCCESS(cmpc_get_tablet(acpi->handle, &val))) { input_report_switch(inputdev, SW_TABLET_MODE, !val); + input_sync(inputdev); + } } static int cmpc_tablet_add(struct acpi_device *acpi) @@ -760,8 +764,10 @@ static int cmpc_tablet_resume(struct device *dev) struct input_dev *inputdev = dev_get_drvdata(dev); unsigned long long val = 0; - if (ACPI_SUCCESS(cmpc_get_tablet(to_acpi_device(dev)->handle, &val))) + if (ACPI_SUCCESS(cmpc_get_tablet(to_acpi_device(dev)->handle, &val))) { input_report_switch(inputdev, SW_TABLET_MODE, !val); + input_sync(inputdev); + } return 0; } #endif diff --git a/trunk/drivers/platform/x86/dell-laptop.c b/trunk/drivers/platform/x86/dell-laptop.c index 4e96e8c0b60f..927c33af67ec 100644 --- a/trunk/drivers/platform/x86/dell-laptop.c +++ b/trunk/drivers/platform/x86/dell-laptop.c @@ -211,7 +211,7 @@ static struct dmi_system_id __devinitdata dell_quirks[] = { .ident = "Dell Inspiron 5420", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Isnpiron 5420"), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5420"), }, .driver_data = &quirk_dell_vostro_v130, }, @@ -220,7 +220,7 @@ static struct dmi_system_id __devinitdata dell_quirks[] = { .ident = "Dell Inspiron 5520", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Isnpiron 5520"), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5520"), }, .driver_data = &quirk_dell_vostro_v130, }, @@ -229,7 +229,7 @@ static struct dmi_system_id __devinitdata dell_quirks[] = { .ident = "Dell Inspiron 5720", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Isnpiron 5720"), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5720"), }, .driver_data = &quirk_dell_vostro_v130, }, @@ -238,7 +238,7 @@ static struct dmi_system_id __devinitdata dell_quirks[] = { .ident = "Dell Inspiron 7420", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Isnpiron 7420"), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7420"), }, .driver_data = &quirk_dell_vostro_v130, }, @@ -247,7 +247,7 @@ static struct dmi_system_id __devinitdata dell_quirks[] = { .ident = "Dell Inspiron 7520", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Isnpiron 7520"), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7520"), }, .driver_data = &quirk_dell_vostro_v130, }, @@ -256,7 +256,7 @@ static struct dmi_system_id __devinitdata dell_quirks[] = { .ident = "Dell Inspiron 7720", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Isnpiron 7720"), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7720"), }, .driver_data = &quirk_dell_vostro_v130, }, diff --git a/trunk/drivers/platform/x86/ideapad-laptop.c b/trunk/drivers/platform/x86/ideapad-laptop.c index 17f6dfd8dbfb..dae7abe1d711 100644 --- a/trunk/drivers/platform/x86/ideapad-laptop.c +++ b/trunk/drivers/platform/x86/ideapad-laptop.c @@ -36,6 +36,7 @@ #include #include #include +#include #define IDEAPAD_RFKILL_DEV_NUM (3) @@ -63,8 +64,11 @@ enum { VPCCMD_R_3G, VPCCMD_W_3G, VPCCMD_R_ODD, /* 0x21 */ - VPCCMD_R_RF = 0x23, + VPCCMD_W_FAN, + VPCCMD_R_RF, VPCCMD_W_RF, + VPCCMD_R_FAN = 0x2B, + VPCCMD_R_SPECIAL_BUTTONS = 0x31, VPCCMD_W_BL_POWER = 0x33, }; @@ -356,14 +360,46 @@ static ssize_t store_ideapad_cam(struct device *dev, return -EINVAL; ret = write_ec_cmd(ideapad_handle, VPCCMD_W_CAMERA, state); if (ret < 0) - return ret; + return -EIO; return count; } static DEVICE_ATTR(camera_power, 0644, show_ideapad_cam, store_ideapad_cam); +static ssize_t show_ideapad_fan(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + unsigned long result; + + if (read_ec_data(ideapad_handle, VPCCMD_R_FAN, &result)) + return sprintf(buf, "-1\n"); + return sprintf(buf, "%lu\n", result); +} + +static ssize_t store_ideapad_fan(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + int ret, state; + + if (!count) + return 0; + if (sscanf(buf, "%i", &state) != 1) + return -EINVAL; + if (state < 0 || state > 4 || state == 3) + return -EINVAL; + ret = write_ec_cmd(ideapad_handle, VPCCMD_W_FAN, state); + if (ret < 0) + return -EIO; + return count; +} + +static DEVICE_ATTR(fan_mode, 0644, show_ideapad_fan, store_ideapad_fan); + static struct attribute *ideapad_attributes[] = { &dev_attr_camera_power.attr, + &dev_attr_fan_mode.attr, NULL }; @@ -377,7 +413,10 @@ static umode_t ideapad_is_visible(struct kobject *kobj, if (attr == &dev_attr_camera_power.attr) supported = test_bit(CFG_CAMERA_BIT, &(priv->cfg)); - else + else if (attr == &dev_attr_fan_mode.attr) { + unsigned long value; + supported = !read_ec_data(ideapad_handle, VPCCMD_R_FAN, &value); + } else supported = true; return supported ? attr->mode : 0; @@ -518,9 +557,15 @@ static void ideapad_platform_exit(struct ideapad_private *priv) */ static const struct key_entry ideapad_keymap[] = { { KE_KEY, 6, { KEY_SWITCHVIDEOMODE } }, + { KE_KEY, 7, { KEY_CAMERA } }, + { KE_KEY, 11, { KEY_F16 } }, { KE_KEY, 13, { KEY_WLAN } }, { KE_KEY, 16, { KEY_PROG1 } }, { KE_KEY, 17, { KEY_PROG2 } }, + { KE_KEY, 64, { KEY_PROG3 } }, + { KE_KEY, 65, { KEY_PROG4 } }, + { KE_KEY, 66, { KEY_TOUCHPAD_OFF } }, + { KE_KEY, 67, { KEY_TOUCHPAD_ON } }, { KE_END, 0 }, }; @@ -587,6 +632,28 @@ static void ideapad_input_novokey(struct ideapad_private *priv) ideapad_input_report(priv, 16); } +static void ideapad_check_special_buttons(struct ideapad_private *priv) +{ + unsigned long bit, value; + + read_ec_data(ideapad_handle, VPCCMD_R_SPECIAL_BUTTONS, &value); + + for (bit = 0; bit < 16; bit++) { + if (test_bit(bit, &value)) { + switch (bit) { + case 6: + /* Thermal Management button */ + ideapad_input_report(priv, 65); + break; + case 1: + /* OneKey Theater button */ + ideapad_input_report(priv, 64); + break; + } + } + } +} + /* * backlight */ @@ -691,6 +758,24 @@ static const struct acpi_device_id ideapad_device_ids[] = { }; MODULE_DEVICE_TABLE(acpi, ideapad_device_ids); +static void ideapad_sync_touchpad_state(struct acpi_device *adevice) +{ + struct ideapad_private *priv = dev_get_drvdata(&adevice->dev); + unsigned long value; + + /* Without reading from EC touchpad LED doesn't switch state */ + if (!read_ec_data(adevice->handle, VPCCMD_R_TOUCHPAD, &value)) { + /* Some IdeaPads don't really turn off touchpad - they only + * switch the LED state. We (de)activate KBC AUX port to turn + * touchpad off and on. We send KEY_TOUCHPAD_OFF and + * KEY_TOUCHPAD_ON to not to get out of sync with LED */ + unsigned char param; + i8042_command(¶m, value ? I8042_CMD_AUX_ENABLE : + I8042_CMD_AUX_DISABLE); + ideapad_input_report(priv, value ? 67 : 66); + } +} + static int __devinit ideapad_acpi_add(struct acpi_device *adevice) { int ret, i; @@ -727,6 +812,7 @@ static int __devinit ideapad_acpi_add(struct acpi_device *adevice) priv->rfk[i] = NULL; } ideapad_sync_rfk_state(priv); + ideapad_sync_touchpad_state(adevice); if (!acpi_video_backlight_support()) { ret = ideapad_backlight_init(priv); @@ -785,9 +871,14 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event) ideapad_sync_rfk_state(priv); break; case 13: + case 11: + case 7: case 6: ideapad_input_report(priv, vpc_bit); break; + case 5: + ideapad_sync_touchpad_state(adevice); + break; case 4: ideapad_backlight_notify_brightness(priv); break; @@ -797,6 +888,9 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event) case 2: ideapad_backlight_notify_power(priv); break; + case 0: + ideapad_check_special_buttons(priv); + break; default: pr_info("Unknown event: %lu\n", vpc_bit); } @@ -804,6 +898,15 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event) } } +static int ideapad_acpi_resume(struct device *device) +{ + ideapad_sync_rfk_state(ideapad_priv); + ideapad_sync_touchpad_state(to_acpi_device(device)); + return 0; +} + +static SIMPLE_DEV_PM_OPS(ideapad_pm, NULL, ideapad_acpi_resume); + static struct acpi_driver ideapad_acpi_driver = { .name = "ideapad_acpi", .class = "IdeaPad", @@ -811,6 +914,7 @@ static struct acpi_driver ideapad_acpi_driver = { .ops.add = ideapad_acpi_add, .ops.remove = ideapad_acpi_remove, .ops.notify = ideapad_acpi_notify, + .drv.pm = &ideapad_pm, .owner = THIS_MODULE, }; diff --git a/trunk/drivers/platform/x86/thinkpad_acpi.c b/trunk/drivers/platform/x86/thinkpad_acpi.c index f28f36ccdcf4..80e377949314 100644 --- a/trunk/drivers/platform/x86/thinkpad_acpi.c +++ b/trunk/drivers/platform/x86/thinkpad_acpi.c @@ -8664,6 +8664,13 @@ static int __must_check __init get_thinkpad_model_data( tp->model_str = kstrdup(s, GFP_KERNEL); if (!tp->model_str) return -ENOMEM; + } else { + s = dmi_get_system_info(DMI_BIOS_VENDOR); + if (s && !(strnicmp(s, "Lenovo", 6))) { + tp->model_str = kstrdup(s, GFP_KERNEL); + if (!tp->model_str) + return -ENOMEM; + } } s = dmi_get_system_info(DMI_PRODUCT_NAME); diff --git a/trunk/drivers/pwm/Kconfig b/trunk/drivers/pwm/Kconfig index 8fc3808d7a3e..90c5c7357a50 100644 --- a/trunk/drivers/pwm/Kconfig +++ b/trunk/drivers/pwm/Kconfig @@ -1,12 +1,31 @@ menuconfig PWM - bool "PWM Support" + bool "Pulse-Width Modulation (PWM) Support" depends on !MACH_JZ4740 && !PUV3_PWM help - This enables PWM support through the generic PWM framework. - You only need to enable this, if you also want to enable - one or more of the PWM drivers below. - - If unsure, say N. + Generic Pulse-Width Modulation (PWM) support. + + In Pulse-Width Modulation, a variation of the width of pulses + in a rectangular pulse signal is used as a means to alter the + average power of the signal. Applications include efficient + power delivery and voltage regulation. In computer systems, + PWMs are commonly used to control fans or the brightness of + display backlights. + + This framework provides a generic interface to PWM devices + within the Linux kernel. On the driver side it provides an API + to register and unregister a PWM chip, an abstraction of a PWM + controller, that supports one or more PWM devices. Client + drivers can request PWM devices and use the generic framework + to configure as well as enable and disable them. + + This generic framework replaces the legacy PWM framework which + allows only a single driver implementing the required API. Not + all legacy implementations have been ported to the framework + yet. The framework provides an API that is backward compatible + with the legacy framework so that existing client drivers + continue to work as expected. + + If unsure, say no. if PWM diff --git a/trunk/drivers/pwm/core.c b/trunk/drivers/pwm/core.c index ecb76909e946..c6e05078d3ad 100644 --- a/trunk/drivers/pwm/core.c +++ b/trunk/drivers/pwm/core.c @@ -129,8 +129,8 @@ static int pwm_device_request(struct pwm_device *pwm, const char *label) return 0; } -static struct pwm_device *of_pwm_simple_xlate(struct pwm_chip *pc, - const struct of_phandle_args *args) +static struct pwm_device * +of_pwm_simple_xlate(struct pwm_chip *pc, const struct of_phandle_args *args) { struct pwm_device *pwm; @@ -149,7 +149,7 @@ static struct pwm_device *of_pwm_simple_xlate(struct pwm_chip *pc, return pwm; } -void of_pwmchip_add(struct pwm_chip *chip) +static void of_pwmchip_add(struct pwm_chip *chip) { if (!chip->dev || !chip->dev->of_node) return; @@ -162,7 +162,7 @@ void of_pwmchip_add(struct pwm_chip *chip) of_node_get(chip->dev->of_node); } -void of_pwmchip_remove(struct pwm_chip *chip) +static void of_pwmchip_remove(struct pwm_chip *chip) { if (chip->dev && chip->dev->of_node) of_node_put(chip->dev->of_node); @@ -527,7 +527,7 @@ void __init pwm_add_table(struct pwm_lookup *table, size_t num) struct pwm_device *pwm_get(struct device *dev, const char *con_id) { struct pwm_device *pwm = ERR_PTR(-EPROBE_DEFER); - const char *dev_id = dev ? dev_name(dev): NULL; + const char *dev_id = dev ? dev_name(dev) : NULL; struct pwm_chip *chip = NULL; unsigned int index = 0; unsigned int best = 0; @@ -609,7 +609,7 @@ void pwm_put(struct pwm_device *pwm) mutex_lock(&pwm_lock); if (!test_and_clear_bit(PWMF_REQUESTED, &pwm->flags)) { - pr_warning("PWM device already freed\n"); + pr_warn("PWM device already freed\n"); goto out; } diff --git a/trunk/drivers/pwm/pwm-samsung.c b/trunk/drivers/pwm/pwm-samsung.c index d10386528c9c..e5187c0ade9f 100644 --- a/trunk/drivers/pwm/pwm-samsung.c +++ b/trunk/drivers/pwm/pwm-samsung.c @@ -225,6 +225,7 @@ static int s3c_pwm_probe(struct platform_device *pdev) /* calculate base of control bits in TCON */ s3c->tcon_base = id == 0 ? 0 : (id * 4) + 4; + s3c->chip.dev = &pdev->dev; s3c->chip.ops = &s3c_pwm_ops; s3c->chip.base = -1; s3c->chip.npwm = 1; diff --git a/trunk/drivers/pwm/pwm-tegra.c b/trunk/drivers/pwm/pwm-tegra.c index 02ce18d5e49a..057465e0553c 100644 --- a/trunk/drivers/pwm/pwm-tegra.c +++ b/trunk/drivers/pwm/pwm-tegra.c @@ -187,10 +187,8 @@ static int tegra_pwm_probe(struct platform_device *pdev) } pwm->mmio_base = devm_request_and_ioremap(&pdev->dev, r); - if (!pwm->mmio_base) { - dev_err(&pdev->dev, "failed to ioremap() region\n"); + if (!pwm->mmio_base) return -EADDRNOTAVAIL; - } platform_set_drvdata(pdev, pwm); diff --git a/trunk/drivers/pwm/pwm-tiecap.c b/trunk/drivers/pwm/pwm-tiecap.c index 3c2ad284ee3e..0b66d0f25922 100644 --- a/trunk/drivers/pwm/pwm-tiecap.c +++ b/trunk/drivers/pwm/pwm-tiecap.c @@ -192,10 +192,8 @@ static int __devinit ecap_pwm_probe(struct platform_device *pdev) } pc->mmio_base = devm_request_and_ioremap(&pdev->dev, r); - if (!pc->mmio_base) { - dev_err(&pdev->dev, "failed to ioremap() registers\n"); + if (!pc->mmio_base) return -EADDRNOTAVAIL; - } ret = pwmchip_add(&pc->chip); if (ret < 0) { diff --git a/trunk/drivers/pwm/pwm-tiehrpwm.c b/trunk/drivers/pwm/pwm-tiehrpwm.c index 010d232cb0c8..c3756d1be194 100644 --- a/trunk/drivers/pwm/pwm-tiehrpwm.c +++ b/trunk/drivers/pwm/pwm-tiehrpwm.c @@ -371,10 +371,8 @@ static int __devinit ehrpwm_pwm_probe(struct platform_device *pdev) } pc->mmio_base = devm_request_and_ioremap(&pdev->dev, r); - if (!pc->mmio_base) { - dev_err(&pdev->dev, "failed to ioremap() registers\n"); + if (!pc->mmio_base) return -EADDRNOTAVAIL; - } ret = pwmchip_add(&pc->chip); if (ret < 0) { diff --git a/trunk/drivers/pwm/pwm-vt8500.c b/trunk/drivers/pwm/pwm-vt8500.c index 548021439f0c..ad14389b7144 100644 --- a/trunk/drivers/pwm/pwm-vt8500.c +++ b/trunk/drivers/pwm/pwm-vt8500.c @@ -41,7 +41,7 @@ static inline void pwm_busy_wait(void __iomem *reg, u8 bitmask) cpu_relax(); if (unlikely(!loops)) - pr_warning("Waiting for status bits 0x%x to clear timed out\n", + pr_warn("Waiting for status bits 0x%x to clear timed out\n", bitmask); } diff --git a/trunk/drivers/rapidio/devices/tsi721.c b/trunk/drivers/rapidio/devices/tsi721.c index 722246cf20ab..5d44252b7342 100644 --- a/trunk/drivers/rapidio/devices/tsi721.c +++ b/trunk/drivers/rapidio/devices/tsi721.c @@ -435,6 +435,9 @@ static void tsi721_db_dpc(struct work_struct *work) " info %4.4x\n", DBELL_SID(idb.bytes), DBELL_TID(idb.bytes), DBELL_INF(idb.bytes)); } + + wr_ptr = ioread32(priv->regs + + TSI721_IDQ_WP(IDB_QUEUE)) % IDB_QSIZE; } iowrite32(rd_ptr & (IDB_QSIZE - 1), @@ -445,6 +448,10 @@ static void tsi721_db_dpc(struct work_struct *work) regval |= TSI721_SR_CHINT_IDBQRCV; iowrite32(regval, priv->regs + TSI721_SR_CHINTE(IDB_QUEUE)); + + wr_ptr = ioread32(priv->regs + TSI721_IDQ_WP(IDB_QUEUE)) % IDB_QSIZE; + if (wr_ptr != rd_ptr) + schedule_work(&priv->idb_work); } /** @@ -2212,7 +2219,7 @@ static int __devinit tsi721_probe(struct pci_dev *pdev, const struct pci_device_id *id) { struct tsi721_device *priv; - int i, cap; + int cap; int err; u32 regval; @@ -2232,12 +2239,15 @@ static int __devinit tsi721_probe(struct pci_dev *pdev, priv->pdev = pdev; #ifdef DEBUG + { + int i; for (i = 0; i <= PCI_STD_RESOURCE_END; i++) { dev_dbg(&pdev->dev, "res[%d] @ 0x%llx (0x%lx, 0x%lx)\n", i, (unsigned long long)pci_resource_start(pdev, i), (unsigned long)pci_resource_len(pdev, i), pci_resource_flags(pdev, i)); } + } #endif /* * Verify BAR configuration diff --git a/trunk/drivers/regulator/ab3100.c b/trunk/drivers/regulator/ab3100.c index 182b553059c9..c151fd5d8c97 100644 --- a/trunk/drivers/regulator/ab3100.c +++ b/trunk/drivers/regulator/ab3100.c @@ -486,6 +486,7 @@ ab3100_regulator_desc[AB3100_NUM_REGULATORS] = { .id = AB3100_BUCK, .ops = ®ulator_ops_variable_sleepable, .n_voltages = ARRAY_SIZE(ldo_e_buck_typ_voltages), + .volt_table = ldo_e_buck_typ_voltages, .type = REGULATOR_VOLTAGE, .owner = THIS_MODULE, .enable_time = 1000, diff --git a/trunk/drivers/regulator/anatop-regulator.c b/trunk/drivers/regulator/anatop-regulator.c index e9c2085f9dfb..ce0fe72a428e 100644 --- a/trunk/drivers/regulator/anatop-regulator.c +++ b/trunk/drivers/regulator/anatop-regulator.c @@ -64,14 +64,15 @@ static int anatop_set_voltage_sel(struct regulator_dev *reg, unsigned selector) static int anatop_get_voltage_sel(struct regulator_dev *reg) { struct anatop_regulator *anatop_reg = rdev_get_drvdata(reg); - u32 val; + u32 val, mask; if (!anatop_reg->control_reg) return -ENOTSUPP; val = anatop_read_reg(anatop_reg->mfd, anatop_reg->control_reg); - val = (val & ((1 << anatop_reg->vol_bit_width) - 1)) >> + mask = ((1 << anatop_reg->vol_bit_width) - 1) << anatop_reg->vol_bit_shift; + val = (val & mask) >> anatop_reg->vol_bit_shift; return val - anatop_reg->min_bit_val; } diff --git a/trunk/drivers/regulator/core.c b/trunk/drivers/regulator/core.c index f092588a078c..48385318175a 100644 --- a/trunk/drivers/regulator/core.c +++ b/trunk/drivers/regulator/core.c @@ -3217,7 +3217,7 @@ regulator_register(const struct regulator_desc *regulator_desc, dev_set_drvdata(&rdev->dev, rdev); - if (config->ena_gpio) { + if (config->ena_gpio && gpio_is_valid(config->ena_gpio)) { ret = gpio_request_one(config->ena_gpio, GPIOF_DIR_OUT | config->ena_gpio_flags, rdev_get_name(rdev)); diff --git a/trunk/drivers/regulator/gpio-regulator.c b/trunk/drivers/regulator/gpio-regulator.c index 34b67bee9323..8b5944f2d7d1 100644 --- a/trunk/drivers/regulator/gpio-regulator.c +++ b/trunk/drivers/regulator/gpio-regulator.c @@ -57,16 +57,17 @@ static int gpio_regulator_get_value(struct regulator_dev *dev) return -EINVAL; } -static int gpio_regulator_set_value(struct regulator_dev *dev, - int min, int max, unsigned *selector) +static int gpio_regulator_set_voltage(struct regulator_dev *dev, + int min_uV, int max_uV, + unsigned *selector) { struct gpio_regulator_data *data = rdev_get_drvdata(dev); int ptr, target = 0, state, best_val = INT_MAX; for (ptr = 0; ptr < data->nr_states; ptr++) if (data->states[ptr].value < best_val && - data->states[ptr].value >= min && - data->states[ptr].value <= max) { + data->states[ptr].value >= min_uV && + data->states[ptr].value <= max_uV) { target = data->states[ptr].gpios; best_val = data->states[ptr].value; if (selector) @@ -85,13 +86,6 @@ static int gpio_regulator_set_value(struct regulator_dev *dev, return 0; } -static int gpio_regulator_set_voltage(struct regulator_dev *dev, - int min_uV, int max_uV, - unsigned *selector) -{ - return gpio_regulator_set_value(dev, min_uV, max_uV, selector); -} - static int gpio_regulator_list_voltage(struct regulator_dev *dev, unsigned selector) { @@ -106,7 +100,27 @@ static int gpio_regulator_list_voltage(struct regulator_dev *dev, static int gpio_regulator_set_current_limit(struct regulator_dev *dev, int min_uA, int max_uA) { - return gpio_regulator_set_value(dev, min_uA, max_uA, NULL); + struct gpio_regulator_data *data = rdev_get_drvdata(dev); + int ptr, target = 0, state, best_val = 0; + + for (ptr = 0; ptr < data->nr_states; ptr++) + if (data->states[ptr].value > best_val && + data->states[ptr].value >= min_uA && + data->states[ptr].value <= max_uA) { + target = data->states[ptr].gpios; + best_val = data->states[ptr].value; + } + + if (best_val == 0) + return -EINVAL; + + for (ptr = 0; ptr < data->nr_gpios; ptr++) { + state = (target & (1 << ptr)) >> ptr; + gpio_set_value(data->gpios[ptr].gpio, state); + } + data->state = target; + + return 0; } static struct regulator_ops gpio_regulator_voltage_ops = { diff --git a/trunk/drivers/regulator/palmas-regulator.c b/trunk/drivers/regulator/palmas-regulator.c index 17d19fbbc490..46c7e88f8381 100644 --- a/trunk/drivers/regulator/palmas-regulator.c +++ b/trunk/drivers/regulator/palmas-regulator.c @@ -486,9 +486,12 @@ static int palmas_map_voltage_ldo(struct regulator_dev *rdev, { int ret, voltage; - ret = ((min_uV - 900000) / 50000) + 1; - if (ret < 0) - return ret; + if (min_uV == 0) + return 0; + + if (min_uV < 900000) + min_uV = 900000; + ret = DIV_ROUND_UP(min_uV - 900000, 50000) + 1; /* Map back into a voltage to verify we're still in bounds */ voltage = palmas_list_voltage_ldo(rdev, ret); @@ -586,7 +589,7 @@ static int palmas_ldo_init(struct palmas *palmas, int id, addr = palmas_regs_info[id].ctrl_addr; - ret = palmas_smps_read(palmas, addr, ®); + ret = palmas_ldo_read(palmas, addr, ®); if (ret) return ret; @@ -596,7 +599,7 @@ static int palmas_ldo_init(struct palmas *palmas, int id, if (reg_init->mode_sleep) reg |= PALMAS_LDO1_CTRL_MODE_SLEEP; - ret = palmas_smps_write(palmas, addr, reg); + ret = palmas_ldo_write(palmas, addr, reg); if (ret) return ret; @@ -630,7 +633,7 @@ static __devinit int palmas_probe(struct platform_device *pdev) ret = palmas_smps_read(palmas, PALMAS_SMPS_CTRL, ®); if (ret) - goto err_unregister_regulator; + return ret; if (reg & PALMAS_SMPS_CTRL_SMPS12_SMPS123_EN) pmic->smps123 = 1; @@ -676,7 +679,9 @@ static __devinit int palmas_probe(struct platform_device *pdev) case PALMAS_REG_SMPS10: pmic->desc[id].n_voltages = PALMAS_SMPS10_NUM_VOLTAGES; pmic->desc[id].ops = &palmas_ops_smps10; - pmic->desc[id].vsel_reg = PALMAS_SMPS10_CTRL; + pmic->desc[id].vsel_reg = + PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, + PALMAS_SMPS10_CTRL); pmic->desc[id].vsel_mask = SMPS10_VSEL; pmic->desc[id].enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE, @@ -778,8 +783,10 @@ static __devinit int palmas_probe(struct platform_device *pdev) reg_init = pdata->reg_init[id]; if (reg_init) { ret = palmas_ldo_init(palmas, id, reg_init); - if (ret) + if (ret) { + regulator_unregister(pmic->rdev[id]); goto err_unregister_regulator; + } } } } diff --git a/trunk/drivers/regulator/tps6586x-regulator.c b/trunk/drivers/regulator/tps6586x-regulator.c index e6da90ab5153..19241fc30050 100644 --- a/trunk/drivers/regulator/tps6586x-regulator.c +++ b/trunk/drivers/regulator/tps6586x-regulator.c @@ -240,14 +240,16 @@ static struct tps6586x_regulator tps6586x_regulator[] = { TPS6586X_LDO(LDO_9, "vinldo9", ldo, SUPPLYV6, 3, 3, ENE, 7, ENE, 7), TPS6586X_LDO(LDO_RTC, NULL, ldo, SUPPLYV4, 3, 3, V4, 7, V4, 7), TPS6586X_LDO(LDO_1, "vinldo01", dvm, SUPPLYV1, 0, 5, ENC, 1, END, 1), - TPS6586X_LDO(SM_2, "sm2", sm2, SUPPLYV2, 0, 5, ENC, 7, END, 7), + TPS6586X_LDO(SM_2, "vin-sm2", sm2, SUPPLYV2, 0, 5, ENC, 7, END, 7), TPS6586X_DVM(LDO_2, "vinldo23", dvm, LDO2BV1, 0, 5, ENA, 3, ENB, 3, VCC2, 6), TPS6586X_DVM(LDO_4, "vinldo4", ldo4, LDO4V1, 0, 5, ENC, 3, END, 3, VCC1, 6), - TPS6586X_DVM(SM_0, "sm0", dvm, SM0V1, 0, 5, ENA, 1, ENB, 1, VCC1, 2), - TPS6586X_DVM(SM_1, "sm1", dvm, SM1V1, 0, 5, ENA, 0, ENB, 0, VCC1, 0), + TPS6586X_DVM(SM_0, "vin-sm0", dvm, SM0V1, 0, 5, ENA, 1, + ENB, 1, VCC1, 2), + TPS6586X_DVM(SM_1, "vin-sm1", dvm, SM1V1, 0, 5, ENA, 0, + ENB, 0, VCC1, 0), }; /* diff --git a/trunk/drivers/regulator/twl-regulator.c b/trunk/drivers/regulator/twl-regulator.c index 242fe90dc565..77a71a5c17c3 100644 --- a/trunk/drivers/regulator/twl-regulator.c +++ b/trunk/drivers/regulator/twl-regulator.c @@ -1037,7 +1037,7 @@ TWL6025_ADJUSTABLE_LDO(LDO7, 0x74, 1000, 3300); TWL6025_ADJUSTABLE_LDO(LDO6, 0x60, 1000, 3300); TWL6025_ADJUSTABLE_LDO(LDOLN, 0x64, 1000, 3300); TWL6025_ADJUSTABLE_LDO(LDOUSB, 0x70, 1000, 3300); -TWL4030_FIXED_LDO(VINTANA2, 0x3f, 1500, 11, 100, 0x08); +TWL4030_FIXED_LDO(VINTANA1, 0x3f, 1500, 11, 100, 0x08); TWL4030_FIXED_LDO(VINTDIG, 0x47, 1500, 13, 100, 0x08); TWL4030_FIXED_LDO(VUSB1V5, 0x71, 1500, 17, 100, 0x08); TWL4030_FIXED_LDO(VUSB1V8, 0x74, 1800, 18, 100, 0x08); @@ -1048,7 +1048,6 @@ TWL6030_FIXED_LDO(VDAC, 0x64, 1800, 0); TWL6030_FIXED_LDO(VUSB, 0x70, 3300, 0); TWL6030_FIXED_LDO(V1V8, 0x16, 1800, 0); TWL6030_FIXED_LDO(V2V1, 0x1c, 2100, 0); -TWL6030_FIXED_RESOURCE(CLK32KG, 0x8C, 0); TWL6025_ADJUSTABLE_SMPS(SMPS3, 0x34); TWL6025_ADJUSTABLE_SMPS(SMPS4, 0x10); TWL6025_ADJUSTABLE_SMPS(VIO, 0x16); @@ -1117,7 +1116,7 @@ static const struct of_device_id twl_of_match[] __devinitconst = { TWL6025_OF_MATCH("ti,twl6025-ldo6", LDO6), TWL6025_OF_MATCH("ti,twl6025-ldoln", LDOLN), TWL6025_OF_MATCH("ti,twl6025-ldousb", LDOUSB), - TWLFIXED_OF_MATCH("ti,twl4030-vintana2", VINTANA2), + TWLFIXED_OF_MATCH("ti,twl4030-vintana1", VINTANA1), TWLFIXED_OF_MATCH("ti,twl4030-vintdig", VINTDIG), TWLFIXED_OF_MATCH("ti,twl4030-vusb1v5", VUSB1V5), TWLFIXED_OF_MATCH("ti,twl4030-vusb1v8", VUSB1V8), diff --git a/trunk/drivers/rtc/rtc-pcf2123.c b/trunk/drivers/rtc/rtc-pcf2123.c index 836118795c0b..13e4df63974f 100644 --- a/trunk/drivers/rtc/rtc-pcf2123.c +++ b/trunk/drivers/rtc/rtc-pcf2123.c @@ -43,6 +43,7 @@ #include #include #include +#include #define DRV_VERSION "0.6" @@ -292,6 +293,7 @@ static int __devinit pcf2123_probe(struct spi_device *spi) pdata->rtc = rtc; for (i = 0; i < 16; i++) { + sysfs_attr_init(&pdata->regs[i].attr.attr); sprintf(pdata->regs[i].name, "%1x", i); pdata->regs[i].attr.attr.mode = S_IRUGO | S_IWUSR; pdata->regs[i].attr.attr.name = pdata->regs[i].name; diff --git a/trunk/drivers/rtc/rtc-rs5c348.c b/trunk/drivers/rtc/rtc-rs5c348.c index 77074ccd2850..fd5c7af04ae5 100644 --- a/trunk/drivers/rtc/rtc-rs5c348.c +++ b/trunk/drivers/rtc/rtc-rs5c348.c @@ -122,9 +122,12 @@ rs5c348_rtc_read_time(struct device *dev, struct rtc_time *tm) tm->tm_min = bcd2bin(rxbuf[RS5C348_REG_MINS] & RS5C348_MINS_MASK); tm->tm_hour = bcd2bin(rxbuf[RS5C348_REG_HOURS] & RS5C348_HOURS_MASK); if (!pdata->rtc_24h) { - tm->tm_hour %= 12; - if (rxbuf[RS5C348_REG_HOURS] & RS5C348_BIT_PM) + if (rxbuf[RS5C348_REG_HOURS] & RS5C348_BIT_PM) { + tm->tm_hour -= 20; + tm->tm_hour %= 12; tm->tm_hour += 12; + } else + tm->tm_hour %= 12; } tm->tm_wday = bcd2bin(rxbuf[RS5C348_REG_WDAY] & RS5C348_WDAY_MASK); tm->tm_mday = bcd2bin(rxbuf[RS5C348_REG_DAY] & RS5C348_DAY_MASK); diff --git a/trunk/drivers/spi/spi-bcm63xx.c b/trunk/drivers/spi/spi-bcm63xx.c index 6e25ef1bce91..ea0aaa3f13d0 100644 --- a/trunk/drivers/spi/spi-bcm63xx.c +++ b/trunk/drivers/spi/spi-bcm63xx.c @@ -438,7 +438,7 @@ static int __devinit bcm63xx_spi_probe(struct platform_device *pdev) static int __devexit bcm63xx_spi_remove(struct platform_device *pdev) { - struct spi_master *master = platform_get_drvdata(pdev); + struct spi_master *master = spi_master_get(platform_get_drvdata(pdev)); struct bcm63xx_spi *bs = spi_master_get_devdata(master); spi_unregister_master(master); @@ -452,6 +452,8 @@ static int __devexit bcm63xx_spi_remove(struct platform_device *pdev) platform_set_drvdata(pdev, 0); + spi_master_put(master); + return 0; } diff --git a/trunk/drivers/spi/spi-coldfire-qspi.c b/trunk/drivers/spi/spi-coldfire-qspi.c index b2d4b9e4e010..764bfee75920 100644 --- a/trunk/drivers/spi/spi-coldfire-qspi.c +++ b/trunk/drivers/spi/spi-coldfire-qspi.c @@ -533,7 +533,6 @@ static int __devexit mcfqspi_remove(struct platform_device *pdev) iounmap(mcfqspi->iobase); release_mem_region(res->start, resource_size(res)); spi_unregister_master(master); - spi_master_put(master); return 0; } @@ -541,7 +540,7 @@ static int __devexit mcfqspi_remove(struct platform_device *pdev) #ifdef CONFIG_PM_SLEEP static int mcfqspi_suspend(struct device *dev) { - struct spi_master *master = spi_master_get(dev_get_drvdata(dev)); + struct spi_master *master = dev_get_drvdata(dev); struct mcfqspi *mcfqspi = spi_master_get_devdata(master); spi_master_suspend(master); @@ -553,7 +552,7 @@ static int mcfqspi_suspend(struct device *dev) static int mcfqspi_resume(struct device *dev) { - struct spi_master *master = spi_master_get(dev_get_drvdata(dev)); + struct spi_master *master = dev_get_drvdata(dev); struct mcfqspi *mcfqspi = spi_master_get_devdata(master); spi_master_resume(master); diff --git a/trunk/drivers/spi/spi-omap2-mcspi.c b/trunk/drivers/spi/spi-omap2-mcspi.c index bc4778175e34..b2fb141da375 100644 --- a/trunk/drivers/spi/spi-omap2-mcspi.c +++ b/trunk/drivers/spi/spi-omap2-mcspi.c @@ -1228,18 +1228,16 @@ static int __devinit omap2_mcspi_probe(struct platform_device *pdev) status = spi_register_master(master); if (status < 0) - goto err_spi_register; + goto disable_pm; return status; -err_spi_register: - spi_master_put(master); disable_pm: pm_runtime_disable(&pdev->dev); dma_chnl_free: kfree(mcspi->dma_channels); free_master: - kfree(master); + spi_master_put(master); platform_set_drvdata(pdev, NULL); return status; } diff --git a/trunk/drivers/spi/spi-pl022.c b/trunk/drivers/spi/spi-pl022.c index aab518ec2bbc..6abbe23c39b4 100644 --- a/trunk/drivers/spi/spi-pl022.c +++ b/trunk/drivers/spi/spi-pl022.c @@ -2053,7 +2053,6 @@ pl022_probe(struct amba_device *adev, const struct amba_id *id) printk(KERN_INFO "pl022: mapped registers from 0x%08x to %p\n", adev->res.start, pl022->virtbase); - pm_runtime_enable(dev); pm_runtime_resume(dev); pl022->clk = clk_get(&adev->dev, NULL); diff --git a/trunk/drivers/spi/spi-s3c64xx.c b/trunk/drivers/spi/spi-s3c64xx.c index cfa2c35dfeed..d1c8441f638c 100644 --- a/trunk/drivers/spi/spi-s3c64xx.c +++ b/trunk/drivers/spi/spi-s3c64xx.c @@ -1479,40 +1479,40 @@ static const struct dev_pm_ops s3c64xx_spi_pm = { s3c64xx_spi_runtime_resume, NULL) }; -struct s3c64xx_spi_port_config s3c2443_spi_port_config = { +static struct s3c64xx_spi_port_config s3c2443_spi_port_config = { .fifo_lvl_mask = { 0x7f }, .rx_lvl_offset = 13, .tx_st_done = 21, .high_speed = true, }; -struct s3c64xx_spi_port_config s3c6410_spi_port_config = { +static struct s3c64xx_spi_port_config s3c6410_spi_port_config = { .fifo_lvl_mask = { 0x7f, 0x7F }, .rx_lvl_offset = 13, .tx_st_done = 21, }; -struct s3c64xx_spi_port_config s5p64x0_spi_port_config = { +static struct s3c64xx_spi_port_config s5p64x0_spi_port_config = { .fifo_lvl_mask = { 0x1ff, 0x7F }, .rx_lvl_offset = 15, .tx_st_done = 25, }; -struct s3c64xx_spi_port_config s5pc100_spi_port_config = { +static struct s3c64xx_spi_port_config s5pc100_spi_port_config = { .fifo_lvl_mask = { 0x7f, 0x7F }, .rx_lvl_offset = 13, .tx_st_done = 21, .high_speed = true, }; -struct s3c64xx_spi_port_config s5pv210_spi_port_config = { +static struct s3c64xx_spi_port_config s5pv210_spi_port_config = { .fifo_lvl_mask = { 0x1ff, 0x7F }, .rx_lvl_offset = 15, .tx_st_done = 25, .high_speed = true, }; -struct s3c64xx_spi_port_config exynos4_spi_port_config = { +static struct s3c64xx_spi_port_config exynos4_spi_port_config = { .fifo_lvl_mask = { 0x1ff, 0x7F, 0x7F }, .rx_lvl_offset = 15, .tx_st_done = 25, diff --git a/trunk/drivers/staging/comedi/drivers.c b/trunk/drivers/staging/comedi/drivers.c index c0fdb00783ed..2359151af7e1 100644 --- a/trunk/drivers/staging/comedi/drivers.c +++ b/trunk/drivers/staging/comedi/drivers.c @@ -168,7 +168,7 @@ int comedi_device_attach(struct comedi_device *dev, struct comedi_devconfig *it) dev->board_ptr = comedi_recognize(driv, it->board_name); if (dev->board_ptr) break; - } else if (strcmp(driv->driver_name, it->board_name)) + } else if (strcmp(driv->driver_name, it->board_name) == 0) break; module_put(driv->module); } diff --git a/trunk/drivers/staging/comedi/drivers/adv_pci1710.c b/trunk/drivers/staging/comedi/drivers/adv_pci1710.c index 31986608eaf1..6b4d0d68e637 100644 --- a/trunk/drivers/staging/comedi/drivers/adv_pci1710.c +++ b/trunk/drivers/staging/comedi/drivers/adv_pci1710.c @@ -1349,9 +1349,6 @@ static struct pci_dev *pci1710_find_pci_dev(struct comedi_device *dev, } if (pcidev->vendor != PCI_VENDOR_ID_ADVANTECH) continue; - if (pci_is_enabled(pcidev)) - continue; - if (strcmp(this_board->name, DRV_NAME) == 0) { for (i = 0; i < ARRAY_SIZE(boardtypes); ++i) { if (pcidev->device == boardtypes[i].device_id) { diff --git a/trunk/drivers/staging/comedi/drivers/adv_pci1723.c b/trunk/drivers/staging/comedi/drivers/adv_pci1723.c index da5ee69d2c9d..dfde0f6328dd 100644 --- a/trunk/drivers/staging/comedi/drivers/adv_pci1723.c +++ b/trunk/drivers/staging/comedi/drivers/adv_pci1723.c @@ -301,8 +301,6 @@ static struct pci_dev *pci1723_find_pci_dev(struct comedi_device *dev, } if (pcidev->vendor != PCI_VENDOR_ID_ADVANTECH) continue; - if (pci_is_enabled(pcidev)) - continue; return pcidev; } dev_err(dev->class_dev, diff --git a/trunk/drivers/staging/comedi/drivers/adv_pci_dio.c b/trunk/drivers/staging/comedi/drivers/adv_pci_dio.c index 97f06dc8e48d..2d4cb7f638b2 100644 --- a/trunk/drivers/staging/comedi/drivers/adv_pci_dio.c +++ b/trunk/drivers/staging/comedi/drivers/adv_pci_dio.c @@ -1064,8 +1064,6 @@ static struct pci_dev *pci_dio_find_pci_dev(struct comedi_device *dev, slot != PCI_SLOT(pcidev->devfn)) continue; } - if (pci_is_enabled(pcidev)) - continue; for (i = 0; i < ARRAY_SIZE(boardtypes); ++i) { if (boardtypes[i].vendor_id != pcidev->vendor) continue; diff --git a/trunk/drivers/staging/comedi/drivers/daqboard2000.c b/trunk/drivers/staging/comedi/drivers/daqboard2000.c index ef28385c1482..cad559a1a730 100644 --- a/trunk/drivers/staging/comedi/drivers/daqboard2000.c +++ b/trunk/drivers/staging/comedi/drivers/daqboard2000.c @@ -718,7 +718,8 @@ static struct pci_dev *daqboard2000_find_pci_dev(struct comedi_device *dev, continue; } if (pcidev->vendor != PCI_VENDOR_ID_IOTECH || - pcidev->device != 0x0409) + pcidev->device != 0x0409 || + pcidev->subsystem_device != PCI_VENDOR_ID_IOTECH) continue; for (i = 0; i < ARRAY_SIZE(boardtypes); i++) { @@ -739,6 +740,7 @@ static int daqboard2000_attach(struct comedi_device *dev, { struct pci_dev *pcidev; struct comedi_subdevice *s; + resource_size_t pci_base; void *aux_data; unsigned int aux_len; int result; @@ -758,11 +760,12 @@ static int daqboard2000_attach(struct comedi_device *dev, "failed to enable PCI device and request regions\n"); return -EIO; } - dev->iobase = pci_resource_start(pcidev, 2); + dev->iobase = 1; /* the "detach" needs this */ - devpriv->plx = - ioremap(pci_resource_start(pcidev, 0), DAQBOARD2000_PLX_SIZE); - devpriv->daq = ioremap(dev->iobase, DAQBOARD2000_DAQ_SIZE); + pci_base = pci_resource_start(pcidev, 0); + devpriv->plx = ioremap(pci_base, DAQBOARD2000_PLX_SIZE); + pci_base = pci_resource_start(pcidev, 2); + devpriv->daq = ioremap(pci_base, DAQBOARD2000_DAQ_SIZE); if (!devpriv->plx || !devpriv->daq) return -ENOMEM; @@ -799,8 +802,6 @@ static int daqboard2000_attach(struct comedi_device *dev, printk("Interrupt after is: %x\n", interrupt); */ - dev->iobase = (unsigned long)devpriv->daq; - dev->board_name = this_board->name; s = dev->subdevices + 0; @@ -824,7 +825,7 @@ static int daqboard2000_attach(struct comedi_device *dev, s = dev->subdevices + 2; result = subdev_8255_init(dev, s, daqboard2000_8255_cb, - (unsigned long)(dev->iobase + 0x40)); + (unsigned long)(devpriv->daq + 0x40)); out: return result; diff --git a/trunk/drivers/staging/comedi/drivers/dt3000.c b/trunk/drivers/staging/comedi/drivers/dt3000.c index a6fe6c9be87e..3476cda0fff0 100644 --- a/trunk/drivers/staging/comedi/drivers/dt3000.c +++ b/trunk/drivers/staging/comedi/drivers/dt3000.c @@ -804,6 +804,7 @@ static int dt3000_attach(struct comedi_device *dev, struct comedi_devconfig *it) { struct pci_dev *pcidev; struct comedi_subdevice *s; + resource_size_t pci_base; int ret = 0; dev_dbg(dev->class_dev, "dt3000:\n"); @@ -820,9 +821,10 @@ static int dt3000_attach(struct comedi_device *dev, struct comedi_devconfig *it) ret = comedi_pci_enable(pcidev, "dt3000"); if (ret < 0) return ret; + dev->iobase = 1; /* the "detach" needs this */ - dev->iobase = pci_resource_start(pcidev, 0); - devpriv->io_addr = ioremap(dev->iobase, DT3000_SIZE); + pci_base = pci_resource_start(pcidev, 0); + devpriv->io_addr = ioremap(pci_base, DT3000_SIZE); if (!devpriv->io_addr) return -ENOMEM; diff --git a/trunk/drivers/staging/comedi/drivers/rtd520.c b/trunk/drivers/staging/comedi/drivers/rtd520.c index 112fdc3e9c69..5aa8be1e7b92 100644 --- a/trunk/drivers/staging/comedi/drivers/rtd520.c +++ b/trunk/drivers/staging/comedi/drivers/rtd520.c @@ -1619,9 +1619,8 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it) struct rtdPrivate *devpriv; struct pci_dev *pcidev; struct comedi_subdevice *s; + resource_size_t pci_base; int ret; - resource_size_t physLas1; /* data area */ - resource_size_t physLcfg; /* PLX9080 */ #ifdef USE_DMA int index; #endif @@ -1655,20 +1654,15 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it) printk(KERN_INFO "Failed to enable PCI device and request regions.\n"); return ret; } - - /* - * Initialize base addresses - */ - /* Get the physical address from PCI config */ - dev->iobase = pci_resource_start(pcidev, LAS0_PCIINDEX); - physLas1 = pci_resource_start(pcidev, LAS1_PCIINDEX); - physLcfg = pci_resource_start(pcidev, LCFG_PCIINDEX); - /* Now have the kernel map this into memory */ - /* ASSUME page aligned */ - devpriv->las0 = ioremap_nocache(dev->iobase, LAS0_PCISIZE); - devpriv->las1 = ioremap_nocache(physLas1, LAS1_PCISIZE); - devpriv->lcfg = ioremap_nocache(physLcfg, LCFG_PCISIZE); - + dev->iobase = 1; /* the "detach" needs this */ + + /* Initialize the base addresses */ + pci_base = pci_resource_start(pcidev, LAS0_PCIINDEX); + devpriv->las0 = ioremap_nocache(pci_base, LAS0_PCISIZE); + pci_base = pci_resource_start(pcidev, LAS1_PCIINDEX); + devpriv->las1 = ioremap_nocache(pci_base, LAS1_PCISIZE); + pci_base = pci_resource_start(pcidev, LCFG_PCIINDEX); + devpriv->lcfg = ioremap_nocache(pci_base, LCFG_PCISIZE); if (!devpriv->las0 || !devpriv->las1 || !devpriv->lcfg) return -ENOMEM; diff --git a/trunk/drivers/staging/comedi/drivers/usbdux.c b/trunk/drivers/staging/comedi/drivers/usbdux.c index 848c7ec06976..11ee83681da7 100644 --- a/trunk/drivers/staging/comedi/drivers/usbdux.c +++ b/trunk/drivers/staging/comedi/drivers/usbdux.c @@ -102,6 +102,7 @@ sampling rate. If you sample two channels you get 4kHz and so on. #define BULK_TIMEOUT 1000 /* constants for "firmware" upload and download */ +#define FIRMWARE "usbdux_firmware.bin" #define USBDUXSUB_FIRMWARE 0xA0 #define VENDOR_DIR_IN 0xC0 #define VENDOR_DIR_OUT 0x40 @@ -2791,7 +2792,7 @@ static int usbdux_usb_probe(struct usb_interface *uinterf, ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG, - "usbdux_firmware.bin", + FIRMWARE, &udev->dev, GFP_KERNEL, usbduxsub + index, @@ -2850,3 +2851,4 @@ module_comedi_usb_driver(usbdux_driver, usbdux_usb_driver); MODULE_AUTHOR("Bernd Porr, BerndPorr@f2s.com"); MODULE_DESCRIPTION("Stirling/ITL USB-DUX -- Bernd.Porr@f2s.com"); MODULE_LICENSE("GPL"); +MODULE_FIRMWARE(FIRMWARE); diff --git a/trunk/drivers/staging/comedi/drivers/usbduxfast.c b/trunk/drivers/staging/comedi/drivers/usbduxfast.c index d9911588c10a..8eb41257c6ce 100644 --- a/trunk/drivers/staging/comedi/drivers/usbduxfast.c +++ b/trunk/drivers/staging/comedi/drivers/usbduxfast.c @@ -57,6 +57,7 @@ /* * constants for "firmware" upload and download */ +#define FIRMWARE "usbduxfast_firmware.bin" #define USBDUXFASTSUB_FIRMWARE 0xA0 #define VENDOR_DIR_IN 0xC0 #define VENDOR_DIR_OUT 0x40 @@ -1706,7 +1707,7 @@ static int usbduxfast_usb_probe(struct usb_interface *uinterf, ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG, - "usbduxfast_firmware.bin", + FIRMWARE, &udev->dev, GFP_KERNEL, usbduxfastsub + index, @@ -1774,3 +1775,4 @@ module_comedi_usb_driver(usbduxfast_driver, usbduxfast_usb_driver); MODULE_AUTHOR("Bernd Porr, BerndPorr@f2s.com"); MODULE_DESCRIPTION("USB-DUXfast, BerndPorr@f2s.com"); MODULE_LICENSE("GPL"); +MODULE_FIRMWARE(FIRMWARE); diff --git a/trunk/drivers/staging/comedi/drivers/usbduxsigma.c b/trunk/drivers/staging/comedi/drivers/usbduxsigma.c index 543e604791e2..f54ab8c2fcfd 100644 --- a/trunk/drivers/staging/comedi/drivers/usbduxsigma.c +++ b/trunk/drivers/staging/comedi/drivers/usbduxsigma.c @@ -63,6 +63,7 @@ Status: testing #define BULK_TIMEOUT 1000 /* constants for "firmware" upload and download */ +#define FIRMWARE "usbduxsigma_firmware.bin" #define USBDUXSUB_FIRMWARE 0xA0 #define VENDOR_DIR_IN 0xC0 #define VENDOR_DIR_OUT 0x40 @@ -2780,7 +2781,7 @@ static int usbduxsigma_usb_probe(struct usb_interface *uinterf, ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG, - "usbduxsigma_firmware.bin", + FIRMWARE, &udev->dev, GFP_KERNEL, usbduxsub + index, @@ -2845,3 +2846,4 @@ module_comedi_usb_driver(usbduxsigma_driver, usbduxsigma_usb_driver); MODULE_AUTHOR("Bernd Porr, BerndPorr@f2s.com"); MODULE_DESCRIPTION("Stirling/ITL USB-DUX SIGMA -- Bernd.Porr@f2s.com"); MODULE_LICENSE("GPL"); +MODULE_FIRMWARE(FIRMWARE); diff --git a/trunk/drivers/staging/csr/Kconfig b/trunk/drivers/staging/csr/Kconfig index cee8d48d2af9..ad2a1096e920 100644 --- a/trunk/drivers/staging/csr/Kconfig +++ b/trunk/drivers/staging/csr/Kconfig @@ -1,6 +1,6 @@ config CSR_WIFI tristate "CSR wireless driver" - depends on MMC && CFG80211_WEXT + depends on MMC && CFG80211_WEXT && INET select WIRELESS_EXT select WEXT_PRIV help diff --git a/trunk/drivers/staging/iio/adc/ad7192.c b/trunk/drivers/staging/iio/adc/ad7192.c index 22c3923d55eb..095837285f4f 100644 --- a/trunk/drivers/staging/iio/adc/ad7192.c +++ b/trunk/drivers/staging/iio/adc/ad7192.c @@ -754,7 +754,7 @@ static ssize_t ad7192_set(struct device *dev, else st->mode &= ~AD7192_MODE_ACX; - ad7192_write_reg(st, AD7192_REG_GPOCON, 3, st->mode); + ad7192_write_reg(st, AD7192_REG_MODE, 3, st->mode); break; default: ret = -EINVAL; @@ -798,6 +798,11 @@ static const struct attribute_group ad7195_attribute_group = { .attrs = ad7195_attributes, }; +static unsigned int ad7192_get_temp_scale(bool unipolar) +{ + return unipolar ? 2815 * 2 : 2815; +} + static int ad7192_read_raw(struct iio_dev *indio_dev, struct iio_chan_spec const *chan, int *val, @@ -824,19 +829,6 @@ static int ad7192_read_raw(struct iio_dev *indio_dev, *val = (smpl >> chan->scan_type.shift) & ((1 << (chan->scan_type.realbits)) - 1); - switch (chan->type) { - case IIO_VOLTAGE: - if (!unipolar) - *val -= (1 << (chan->scan_type.realbits - 1)); - break; - case IIO_TEMP: - *val -= 0x800000; - *val /= 2815; /* temp Kelvin */ - *val -= 273; /* temp Celsius */ - break; - default: - return -EINVAL; - } return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: @@ -848,11 +840,21 @@ static int ad7192_read_raw(struct iio_dev *indio_dev, mutex_unlock(&indio_dev->mlock); return IIO_VAL_INT_PLUS_NANO; case IIO_TEMP: - *val = 1000; - return IIO_VAL_INT; + *val = 0; + *val2 = 1000000000 / ad7192_get_temp_scale(unipolar); + return IIO_VAL_INT_PLUS_NANO; default: return -EINVAL; } + case IIO_CHAN_INFO_OFFSET: + if (!unipolar) + *val = -(1 << (chan->scan_type.realbits - 1)); + else + *val = 0; + /* Kelvin to Celsius */ + if (chan->type == IIO_TEMP) + *val -= 273 * ad7192_get_temp_scale(unipolar); + return IIO_VAL_INT; } return -EINVAL; @@ -890,7 +892,7 @@ static int ad7192_write_raw(struct iio_dev *indio_dev, } ret = 0; } - + break; default: ret = -EINVAL; } @@ -942,20 +944,22 @@ static const struct iio_info ad7195_info = { .channel = _chan, \ .channel2 = _chan2, \ .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | \ - IIO_CHAN_INFO_SCALE_SHARED_BIT, \ + IIO_CHAN_INFO_SCALE_SHARED_BIT | \ + IIO_CHAN_INFO_OFFSET_SHARED_BIT, \ .address = _address, \ .scan_index = _si, \ - .scan_type = IIO_ST('s', 24, 32, 0)} + .scan_type = IIO_ST('u', 24, 32, 0)} #define AD7192_CHAN(_chan, _address, _si) \ { .type = IIO_VOLTAGE, \ .indexed = 1, \ .channel = _chan, \ .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | \ - IIO_CHAN_INFO_SCALE_SHARED_BIT, \ + IIO_CHAN_INFO_SCALE_SHARED_BIT | \ + IIO_CHAN_INFO_OFFSET_SHARED_BIT, \ .address = _address, \ .scan_index = _si, \ - .scan_type = IIO_ST('s', 24, 32, 0)} + .scan_type = IIO_ST('u', 24, 32, 0)} #define AD7192_CHAN_TEMP(_chan, _address, _si) \ { .type = IIO_TEMP, \ @@ -965,7 +969,7 @@ static const struct iio_info ad7195_info = { IIO_CHAN_INFO_SCALE_SEPARATE_BIT, \ .address = _address, \ .scan_index = _si, \ - .scan_type = IIO_ST('s', 24, 32, 0)} + .scan_type = IIO_ST('u', 24, 32, 0)} static struct iio_chan_spec ad7192_channels[] = { AD7192_CHAN_DIFF(1, 2, NULL, AD7192_CH_AIN1P_AIN2M, 0), diff --git a/trunk/drivers/staging/iio/adc/ad7298_ring.c b/trunk/drivers/staging/iio/adc/ad7298_ring.c index fd1d855ff57a..506016f01593 100644 --- a/trunk/drivers/staging/iio/adc/ad7298_ring.c +++ b/trunk/drivers/staging/iio/adc/ad7298_ring.c @@ -76,7 +76,7 @@ static irqreturn_t ad7298_trigger_handler(int irq, void *p) struct iio_dev *indio_dev = pf->indio_dev; struct ad7298_state *st = iio_priv(indio_dev); struct iio_buffer *ring = indio_dev->buffer; - s64 time_ns; + s64 time_ns = 0; __u16 buf[16]; int b_sent, i; diff --git a/trunk/drivers/staging/iio/adc/ad7780.c b/trunk/drivers/staging/iio/adc/ad7780.c index 1ece2ac8de56..19ee49c95de4 100644 --- a/trunk/drivers/staging/iio/adc/ad7780.c +++ b/trunk/drivers/staging/iio/adc/ad7780.c @@ -131,9 +131,10 @@ static const struct ad7780_chip_info ad7780_chip_info_tbl[] = { .indexed = 1, .channel = 0, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_type = { - .sign = 's', + .sign = 'u', .realbits = 24, .storagebits = 32, .shift = 8, @@ -146,9 +147,10 @@ static const struct ad7780_chip_info ad7780_chip_info_tbl[] = { .indexed = 1, .channel = 0, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_type = { - .sign = 's', + .sign = 'u', .realbits = 20, .storagebits = 32, .shift = 12, diff --git a/trunk/drivers/staging/iio/adc/ad7793.c b/trunk/drivers/staging/iio/adc/ad7793.c index 76fdd7145fc5..112e2b7b5bc4 100644 --- a/trunk/drivers/staging/iio/adc/ad7793.c +++ b/trunk/drivers/staging/iio/adc/ad7793.c @@ -563,8 +563,9 @@ static ssize_t ad7793_show_scale_available(struct device *dev, return len; } -static IIO_DEVICE_ATTR_NAMED(in_m_in_scale_available, in-in_scale_available, - S_IRUGO, ad7793_show_scale_available, NULL, 0); +static IIO_DEVICE_ATTR_NAMED(in_m_in_scale_available, + in_voltage-voltage_scale_available, S_IRUGO, + ad7793_show_scale_available, NULL, 0); static struct attribute *ad7793_attributes[] = { &iio_dev_attr_sampling_frequency.dev_attr.attr, @@ -604,9 +605,6 @@ static int ad7793_read_raw(struct iio_dev *indio_dev, *val = (smpl >> chan->scan_type.shift) & ((1 << (chan->scan_type.realbits)) - 1); - if (!unipolar) - *val -= (1 << (chan->scan_type.realbits - 1)); - return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: @@ -620,25 +618,38 @@ static int ad7793_read_raw(struct iio_dev *indio_dev, return IIO_VAL_INT_PLUS_NANO; } else { /* 1170mV / 2^23 * 6 */ - scale_uv = (1170ULL * 100000000ULL * 6ULL) - >> (chan->scan_type.realbits - - (unipolar ? 0 : 1)); + scale_uv = (1170ULL * 100000000ULL * 6ULL); } break; case IIO_TEMP: - /* Always uses unity gain and internal ref */ - scale_uv = (2500ULL * 100000000ULL) - >> (chan->scan_type.realbits - - (unipolar ? 0 : 1)); + /* 1170mV / 0.81 mV/C / 2^23 */ + scale_uv = 1444444444444ULL; break; default: return -EINVAL; } - *val2 = do_div(scale_uv, 100000000) * 10; - *val = scale_uv; - + scale_uv >>= (chan->scan_type.realbits - (unipolar ? 0 : 1)); + *val = 0; + *val2 = scale_uv; return IIO_VAL_INT_PLUS_NANO; + case IIO_CHAN_INFO_OFFSET: + if (!unipolar) + *val = -(1 << (chan->scan_type.realbits - 1)); + else + *val = 0; + + /* Kelvin to Celsius */ + if (chan->type == IIO_TEMP) { + unsigned long long offset; + unsigned int shift; + + shift = chan->scan_type.realbits - (unipolar ? 0 : 1); + offset = 273ULL << shift; + do_div(offset, 1444); + *val -= offset; + } + return IIO_VAL_INT; } return -EINVAL; } @@ -676,7 +687,7 @@ static int ad7793_write_raw(struct iio_dev *indio_dev, } ret = 0; } - + break; default: ret = -EINVAL; } @@ -720,9 +731,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel2 = 0, .address = AD7793_CH_AIN1P_AIN1M, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 0, - .scan_type = IIO_ST('s', 24, 32, 0) + .scan_type = IIO_ST('u', 24, 32, 0) }, .channel[1] = { .type = IIO_VOLTAGE, @@ -732,9 +744,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel2 = 1, .address = AD7793_CH_AIN2P_AIN2M, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 1, - .scan_type = IIO_ST('s', 24, 32, 0) + .scan_type = IIO_ST('u', 24, 32, 0) }, .channel[2] = { .type = IIO_VOLTAGE, @@ -744,9 +757,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel2 = 2, .address = AD7793_CH_AIN3P_AIN3M, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 2, - .scan_type = IIO_ST('s', 24, 32, 0) + .scan_type = IIO_ST('u', 24, 32, 0) }, .channel[3] = { .type = IIO_VOLTAGE, @@ -757,9 +771,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel2 = 2, .address = AD7793_CH_AIN1M_AIN1M, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 3, - .scan_type = IIO_ST('s', 24, 32, 0) + .scan_type = IIO_ST('u', 24, 32, 0) }, .channel[4] = { .type = IIO_TEMP, @@ -769,7 +784,7 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | IIO_CHAN_INFO_SCALE_SEPARATE_BIT, .scan_index = 4, - .scan_type = IIO_ST('s', 24, 32, 0), + .scan_type = IIO_ST('u', 24, 32, 0), }, .channel[5] = { .type = IIO_VOLTAGE, @@ -778,9 +793,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel = 4, .address = AD7793_CH_AVDD_MONITOR, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SEPARATE_BIT, + IIO_CHAN_INFO_SCALE_SEPARATE_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 5, - .scan_type = IIO_ST('s', 24, 32, 0), + .scan_type = IIO_ST('u', 24, 32, 0), }, .channel[6] = IIO_CHAN_SOFT_TIMESTAMP(6), }, @@ -793,9 +809,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel2 = 0, .address = AD7793_CH_AIN1P_AIN1M, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 0, - .scan_type = IIO_ST('s', 16, 32, 0) + .scan_type = IIO_ST('u', 16, 32, 0) }, .channel[1] = { .type = IIO_VOLTAGE, @@ -805,9 +822,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel2 = 1, .address = AD7793_CH_AIN2P_AIN2M, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 1, - .scan_type = IIO_ST('s', 16, 32, 0) + .scan_type = IIO_ST('u', 16, 32, 0) }, .channel[2] = { .type = IIO_VOLTAGE, @@ -817,9 +835,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel2 = 2, .address = AD7793_CH_AIN3P_AIN3M, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 2, - .scan_type = IIO_ST('s', 16, 32, 0) + .scan_type = IIO_ST('u', 16, 32, 0) }, .channel[3] = { .type = IIO_VOLTAGE, @@ -830,9 +849,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel2 = 2, .address = AD7793_CH_AIN1M_AIN1M, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SHARED_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 3, - .scan_type = IIO_ST('s', 16, 32, 0) + .scan_type = IIO_ST('u', 16, 32, 0) }, .channel[4] = { .type = IIO_TEMP, @@ -842,7 +862,7 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | IIO_CHAN_INFO_SCALE_SEPARATE_BIT, .scan_index = 4, - .scan_type = IIO_ST('s', 16, 32, 0), + .scan_type = IIO_ST('u', 16, 32, 0), }, .channel[5] = { .type = IIO_VOLTAGE, @@ -851,9 +871,10 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { .channel = 4, .address = AD7793_CH_AVDD_MONITOR, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_SCALE_SEPARATE_BIT, + IIO_CHAN_INFO_SCALE_SEPARATE_BIT | + IIO_CHAN_INFO_OFFSET_SHARED_BIT, .scan_index = 5, - .scan_type = IIO_ST('s', 16, 32, 0), + .scan_type = IIO_ST('u', 16, 32, 0), }, .channel[6] = IIO_CHAN_SOFT_TIMESTAMP(6), }, @@ -901,7 +922,7 @@ static int __devinit ad7793_probe(struct spi_device *spi) else if (voltage_uv) st->int_vref_mv = voltage_uv / 1000; else - st->int_vref_mv = 2500; /* Build-in ref */ + st->int_vref_mv = 1170; /* Build-in ref */ spi_set_drvdata(spi, indio_dev); st->spi = spi; diff --git a/trunk/drivers/staging/keucr/usb.c b/trunk/drivers/staging/keucr/usb.c index 483303402735..55a0b82c6391 100644 --- a/trunk/drivers/staging/keucr/usb.c +++ b/trunk/drivers/staging/keucr/usb.c @@ -320,7 +320,7 @@ static int get_device_info(struct us_data *us, const struct usb_device_id *id) us->subclass = idesc->bInterfaceSubClass; us->protocol = idesc->bInterfaceProtocol; - us->fflags = USB_US_ORIG_FLAGS(id->driver_info); + us->fflags = id->driver_info; us->Power_IsResum = false; if (us->fflags & US_FL_IGNORE_DEVICE) diff --git a/trunk/drivers/staging/usbip/usbip_common.c b/trunk/drivers/staging/usbip/usbip_common.c index 70f230269329..95beb76497d6 100644 --- a/trunk/drivers/staging/usbip/usbip_common.c +++ b/trunk/drivers/staging/usbip/usbip_common.c @@ -157,8 +157,7 @@ static void usbip_dump_usb_device(struct usb_device *udev) dev_dbg(dev, "have_langid %d, string_langid %d\n", udev->have_langid, udev->string_langid); - dev_dbg(dev, "maxchild %d, children %p\n", - udev->maxchild, udev->children); + dev_dbg(dev, "maxchild %d\n", udev->maxchild); } static void usbip_dump_request_type(__u8 rt) diff --git a/trunk/drivers/staging/vt6656/main_usb.c b/trunk/drivers/staging/vt6656/main_usb.c index b06fd5b723fa..d536756549e6 100644 --- a/trunk/drivers/staging/vt6656/main_usb.c +++ b/trunk/drivers/staging/vt6656/main_usb.c @@ -189,7 +189,7 @@ DEVICE_PARAM(b80211hEnable, "802.11h mode"); // Static vars definitions // -static struct usb_device_id vt6656_table[] __devinitdata = { +static struct usb_device_id vt6656_table[] = { {USB_DEVICE(VNT_USB_VENDOR_ID, VNT_USB_PRODUCT_ID)}, {} }; diff --git a/trunk/drivers/staging/winbond/wbusb.c b/trunk/drivers/staging/winbond/wbusb.c index ef360547ecec..0ca857ac473e 100644 --- a/trunk/drivers/staging/winbond/wbusb.c +++ b/trunk/drivers/staging/winbond/wbusb.c @@ -25,7 +25,7 @@ MODULE_DESCRIPTION("IS89C35 802.11bg WLAN USB Driver"); MODULE_LICENSE("GPL"); MODULE_VERSION("0.1"); -static const struct usb_device_id wb35_table[] __devinitconst = { +static const struct usb_device_id wb35_table[] = { { USB_DEVICE(0x0416, 0x0035) }, { USB_DEVICE(0x18E8, 0x6201) }, { USB_DEVICE(0x18E8, 0x6206) }, diff --git a/trunk/drivers/target/target_core_pscsi.c b/trunk/drivers/target/target_core_pscsi.c index 6e32ff6f2fa0..5552fa7426bc 100644 --- a/trunk/drivers/target/target_core_pscsi.c +++ b/trunk/drivers/target/target_core_pscsi.c @@ -673,8 +673,15 @@ static int pscsi_transport_complete(struct se_cmd *cmd, struct scatterlist *sg) struct scsi_device *sd = pdv->pdv_sd; int result; struct pscsi_plugin_task *pt = cmd->priv; - unsigned char *cdb = &pt->pscsi_cdb[0]; + unsigned char *cdb; + /* + * Special case for REPORT_LUNs handling where pscsi_plugin_task has + * not been allocated because TCM is handling the emulation directly. + */ + if (!pt) + return 0; + cdb = &pt->pscsi_cdb[0]; result = pt->pscsi_result; /* * Hack to make sure that Write-Protect modepage is set if R/O mode is diff --git a/trunk/drivers/target/target_core_transport.c b/trunk/drivers/target/target_core_transport.c index 0eaae23d12b5..4de3186dc44e 100644 --- a/trunk/drivers/target/target_core_transport.c +++ b/trunk/drivers/target/target_core_transport.c @@ -1165,8 +1165,6 @@ int target_cmd_size_check(struct se_cmd *cmd, unsigned int size) " 0x%02x\n", cmd->se_tfo->get_fabric_name(), cmd->data_length, size, cmd->t_task_cdb[0]); - cmd->cmd_spdtl = size; - if (cmd->data_direction == DMA_TO_DEVICE) { pr_err("Rejecting underflow/overflow" " WRITE data\n"); @@ -2294,9 +2292,9 @@ transport_generic_get_mem(struct se_cmd *cmd) return 0; out: - while (i >= 0) { - __free_page(sg_page(&cmd->t_data_sg[i])); + while (i > 0) { i--; + __free_page(sg_page(&cmd->t_data_sg[i])); } kfree(cmd->t_data_sg); cmd->t_data_sg = NULL; @@ -2323,9 +2321,12 @@ int transport_generic_new_cmd(struct se_cmd *cmd) if (ret < 0) goto out_fail; } - - /* Workaround for handling zero-length control CDBs */ - if (!(cmd->se_cmd_flags & SCF_SCSI_DATA_CDB) && !cmd->data_length) { + /* + * If this command doesn't have any payload and we don't have to call + * into the fabric for data transfers, go ahead and complete it right + * away. + */ + if (!cmd->data_length) { spin_lock_irq(&cmd->t_state_lock); cmd->t_state = TRANSPORT_COMPLETE; cmd->transport_state |= CMD_T_ACTIVE; diff --git a/trunk/drivers/target/tcm_fc/tcm_fc.h b/trunk/drivers/target/tcm_fc/tcm_fc.h index c5eb3c33c3db..eea69358ced3 100644 --- a/trunk/drivers/target/tcm_fc/tcm_fc.h +++ b/trunk/drivers/target/tcm_fc/tcm_fc.h @@ -131,6 +131,7 @@ extern struct list_head ft_lport_list; extern struct mutex ft_lport_lock; extern struct fc4_prov ft_prov; extern struct target_fabric_configfs *ft_configfs; +extern unsigned int ft_debug_logging; /* * Fabric methods. diff --git a/trunk/drivers/target/tcm_fc/tfc_cmd.c b/trunk/drivers/target/tcm_fc/tfc_cmd.c index b9cb5006177e..823e6922249d 100644 --- a/trunk/drivers/target/tcm_fc/tfc_cmd.c +++ b/trunk/drivers/target/tcm_fc/tfc_cmd.c @@ -48,7 +48,7 @@ /* * Dump cmd state for debugging. */ -void ft_dump_cmd(struct ft_cmd *cmd, const char *caller) +static void _ft_dump_cmd(struct ft_cmd *cmd, const char *caller) { struct fc_exch *ep; struct fc_seq *sp; @@ -80,6 +80,12 @@ void ft_dump_cmd(struct ft_cmd *cmd, const char *caller) } } +void ft_dump_cmd(struct ft_cmd *cmd, const char *caller) +{ + if (unlikely(ft_debug_logging)) + _ft_dump_cmd(cmd, caller); +} + static void ft_free_cmd(struct ft_cmd *cmd) { struct fc_frame *fp; diff --git a/trunk/drivers/target/tcm_fc/tfc_sess.c b/trunk/drivers/target/tcm_fc/tfc_sess.c index 87901fa74dd7..3c9e5b57caab 100644 --- a/trunk/drivers/target/tcm_fc/tfc_sess.c +++ b/trunk/drivers/target/tcm_fc/tfc_sess.c @@ -456,7 +456,9 @@ static void ft_prlo(struct fc_rport_priv *rdata) struct ft_tport *tport; mutex_lock(&ft_lport_lock); - tport = rcu_dereference(rdata->local_port->prov[FC_TYPE_FCP]); + tport = rcu_dereference_protected(rdata->local_port->prov[FC_TYPE_FCP], + lockdep_is_held(&ft_lport_lock)); + if (!tport) { mutex_unlock(&ft_lport_lock); return; diff --git a/trunk/drivers/tty/serial/Kconfig b/trunk/drivers/tty/serial/Kconfig index 070b442c1f81..4720b4ba096a 100644 --- a/trunk/drivers/tty/serial/Kconfig +++ b/trunk/drivers/tty/serial/Kconfig @@ -160,10 +160,12 @@ config SERIAL_KS8695_CONSOLE config SERIAL_CLPS711X tristate "CLPS711X serial port support" - depends on ARM && ARCH_CLPS711X + depends on ARCH_CLPS711X select SERIAL_CORE + default y help - ::: To be written ::: + This enables the driver for the on-chip UARTs of the Cirrus + Logic EP711x/EP721x/EP731x processors. config SERIAL_CLPS711X_CONSOLE bool "Support for console on CLPS711X serial port" @@ -173,9 +175,7 @@ config SERIAL_CLPS711X_CONSOLE Even if you say Y here, the currently visible virtual console (/dev/tty0) will still be used as the system console by default, but you can alter that using a kernel command line option such as - "console=ttyCL1". (Try "man bootparam" or see the documentation of - your boot loader (lilo or loadlin) about how to pass options to the - kernel at boot time.) + "console=ttyCL1". config SERIAL_SAMSUNG tristate "Samsung SoC serial support" diff --git a/trunk/drivers/tty/serial/ifx6x60.c b/trunk/drivers/tty/serial/ifx6x60.c index 144cd3987d4c..3ad079ffd049 100644 --- a/trunk/drivers/tty/serial/ifx6x60.c +++ b/trunk/drivers/tty/serial/ifx6x60.c @@ -1331,7 +1331,7 @@ static const struct spi_device_id ifx_id_table[] = { MODULE_DEVICE_TABLE(spi, ifx_id_table); /* spi operations */ -static const struct spi_driver ifx_spi_driver = { +static struct spi_driver ifx_spi_driver = { .driver = { .name = DRVNAME, .pm = &ifx_spi_pm, diff --git a/trunk/drivers/tty/serial/mxs-auart.c b/trunk/drivers/tty/serial/mxs-auart.c index 2e341b81ff89..3a667eed63d6 100644 --- a/trunk/drivers/tty/serial/mxs-auart.c +++ b/trunk/drivers/tty/serial/mxs-auart.c @@ -73,6 +73,7 @@ #define AUART_CTRL0_CLKGATE (1 << 30) #define AUART_CTRL2_CTSEN (1 << 15) +#define AUART_CTRL2_RTSEN (1 << 14) #define AUART_CTRL2_RTS (1 << 11) #define AUART_CTRL2_RXE (1 << 9) #define AUART_CTRL2_TXE (1 << 8) @@ -259,9 +260,12 @@ static void mxs_auart_set_mctrl(struct uart_port *u, unsigned mctrl) u32 ctrl = readl(u->membase + AUART_CTRL2); - ctrl &= ~AUART_CTRL2_RTS; - if (mctrl & TIOCM_RTS) - ctrl |= AUART_CTRL2_RTS; + ctrl &= ~AUART_CTRL2_RTSEN; + if (mctrl & TIOCM_RTS) { + if (u->state->port.flags & ASYNC_CTS_FLOW) + ctrl |= AUART_CTRL2_RTSEN; + } + s->ctrl = mctrl; writel(ctrl, u->membase + AUART_CTRL2); } @@ -359,9 +363,9 @@ static void mxs_auart_settermios(struct uart_port *u, /* figure out the hardware flow control settings */ if (cflag & CRTSCTS) - ctrl2 |= AUART_CTRL2_CTSEN; + ctrl2 |= AUART_CTRL2_CTSEN | AUART_CTRL2_RTSEN; else - ctrl2 &= ~AUART_CTRL2_CTSEN; + ctrl2 &= ~(AUART_CTRL2_CTSEN | AUART_CTRL2_RTSEN); /* set baud rate */ baud = uart_get_baud_rate(u, termios, old, 0, u->uartclk); diff --git a/trunk/drivers/tty/serial/pmac_zilog.c b/trunk/drivers/tty/serial/pmac_zilog.c index 654755a990df..333c8d012b0e 100644 --- a/trunk/drivers/tty/serial/pmac_zilog.c +++ b/trunk/drivers/tty/serial/pmac_zilog.c @@ -1348,10 +1348,16 @@ static int pmz_verify_port(struct uart_port *port, struct serial_struct *ser) static int pmz_poll_get_char(struct uart_port *port) { struct uart_pmac_port *uap = (struct uart_pmac_port *)port; + int tries = 2; - while ((read_zsreg(uap, R0) & Rx_CH_AV) == 0) - udelay(5); - return read_zsdata(uap); + while (tries) { + if ((read_zsreg(uap, R0) & Rx_CH_AV) != 0) + return read_zsdata(uap); + if (tries--) + udelay(5); + } + + return NO_POLL_CHAR; } static void pmz_poll_put_char(struct uart_port *port, unsigned char c) diff --git a/trunk/drivers/usb/Kconfig b/trunk/drivers/usb/Kconfig index a7773a3e02b1..2564b546ba8a 100644 --- a/trunk/drivers/usb/Kconfig +++ b/trunk/drivers/usb/Kconfig @@ -13,7 +13,7 @@ config USB_ARCH_HAS_OHCI default y if PXA3xx default y if ARCH_EP93XX default y if ARCH_AT91 - default y if ARCH_PNX4008 && I2C + default y if ARCH_PNX4008 default y if MFD_TC6393XB default y if ARCH_W90X900 default y if ARCH_DAVINCI_DA8XX @@ -48,6 +48,7 @@ config USB_ARCH_HAS_EHCI default y if SPARC_LEON default y if ARCH_MMP default y if MACH_LOONGSON1 + default y if PLAT_ORION default PCI # some non-PCI HCDs implement xHCI diff --git a/trunk/drivers/usb/atm/ueagle-atm.c b/trunk/drivers/usb/atm/ueagle-atm.c index d7e422dc0ef7..e1f8b2c973fe 100644 --- a/trunk/drivers/usb/atm/ueagle-atm.c +++ b/trunk/drivers/usb/atm/ueagle-atm.c @@ -307,6 +307,34 @@ enum { #define FW_GET_BYTE(p) (*((__u8 *) (p))) #define FW_DIR "ueagle-atm/" +#define EAGLE_FIRMWARE FW_DIR "eagle.fw" +#define ADI930_FIRMWARE FW_DIR "adi930.fw" +#define EAGLE_I_FIRMWARE FW_DIR "eagleI.fw" +#define EAGLE_II_FIRMWARE FW_DIR "eagleII.fw" +#define EAGLE_III_FIRMWARE FW_DIR "eagleIII.fw" +#define EAGLE_IV_FIRMWARE FW_DIR "eagleIV.fw" + +#define DSP4I_FIRMWARE FW_DIR "DSP4i.bin" +#define DSP4P_FIRMWARE FW_DIR "DSP4p.bin" +#define DSP9I_FIRMWARE FW_DIR "DSP9i.bin" +#define DSP9P_FIRMWARE FW_DIR "DSP9p.bin" +#define DSPEI_FIRMWARE FW_DIR "DSPei.bin" +#define DSPEP_FIRMWARE FW_DIR "DSPep.bin" +#define FPGA930_FIRMWARE FW_DIR "930-fpga.bin" + +#define CMV4P_FIRMWARE FW_DIR "CMV4p.bin" +#define CMV4PV2_FIRMWARE FW_DIR "CMV4p.bin.v2" +#define CMV4I_FIRMWARE FW_DIR "CMV4i.bin" +#define CMV4IV2_FIRMWARE FW_DIR "CMV4i.bin.v2" +#define CMV9P_FIRMWARE FW_DIR "CMV9p.bin" +#define CMV9PV2_FIRMWARE FW_DIR "CMV9p.bin.v2" +#define CMV9I_FIRMWARE FW_DIR "CMV9i.bin" +#define CMV9IV2_FIRMWARE FW_DIR "CMV9i.bin.v2" +#define CMVEP_FIRMWARE FW_DIR "CMVep.bin" +#define CMVEPV2_FIRMWARE FW_DIR "CMVep.bin.v2" +#define CMVEI_FIRMWARE FW_DIR "CMVei.bin" +#define CMVEIV2_FIRMWARE FW_DIR "CMVei.bin.v2" + #define UEA_FW_NAME_MAX 30 #define NB_MODEM 4 @@ -694,26 +722,26 @@ static void uea_upload_pre_firmware(const struct firmware *fw_entry, static int uea_load_firmware(struct usb_device *usb, unsigned int ver) { int ret; - char *fw_name = FW_DIR "eagle.fw"; + char *fw_name = EAGLE_FIRMWARE; uea_enters(usb); uea_info(usb, "pre-firmware device, uploading firmware\n"); switch (ver) { case ADI930: - fw_name = FW_DIR "adi930.fw"; + fw_name = ADI930_FIRMWARE; break; case EAGLE_I: - fw_name = FW_DIR "eagleI.fw"; + fw_name = EAGLE_I_FIRMWARE; break; case EAGLE_II: - fw_name = FW_DIR "eagleII.fw"; + fw_name = EAGLE_II_FIRMWARE; break; case EAGLE_III: - fw_name = FW_DIR "eagleIII.fw"; + fw_name = EAGLE_III_FIRMWARE; break; case EAGLE_IV: - fw_name = FW_DIR "eagleIV.fw"; + fw_name = EAGLE_IV_FIRMWARE; break; } @@ -869,19 +897,19 @@ static int request_dsp(struct uea_softc *sc) if (UEA_CHIP_VERSION(sc) == EAGLE_IV) { if (IS_ISDN(sc)) - dsp_name = FW_DIR "DSP4i.bin"; + dsp_name = DSP4I_FIRMWARE; else - dsp_name = FW_DIR "DSP4p.bin"; + dsp_name = DSP4P_FIRMWARE; } else if (UEA_CHIP_VERSION(sc) == ADI930) { if (IS_ISDN(sc)) - dsp_name = FW_DIR "DSP9i.bin"; + dsp_name = DSP9I_FIRMWARE; else - dsp_name = FW_DIR "DSP9p.bin"; + dsp_name = DSP9P_FIRMWARE; } else { if (IS_ISDN(sc)) - dsp_name = FW_DIR "DSPei.bin"; + dsp_name = DSPEI_FIRMWARE; else - dsp_name = FW_DIR "DSPep.bin"; + dsp_name = DSPEP_FIRMWARE; } ret = request_firmware(&sc->dsp_firm, dsp_name, &sc->usb_dev->dev); @@ -1925,7 +1953,7 @@ static int load_XILINX_firmware(struct uea_softc *sc) int ret, size, u, ln; const u8 *pfw; u8 value; - char *fw_name = FW_DIR "930-fpga.bin"; + char *fw_name = FPGA930_FIRMWARE; uea_enters(INS_TO_USBDEV(sc)); @@ -2753,3 +2781,28 @@ module_usb_driver(uea_driver); MODULE_AUTHOR("Damien Bergamini/Matthieu Castet/Stanislaw W. Gruszka"); MODULE_DESCRIPTION("ADI 930/Eagle USB ADSL Modem driver"); MODULE_LICENSE("Dual BSD/GPL"); +MODULE_FIRMWARE(EAGLE_FIRMWARE); +MODULE_FIRMWARE(ADI930_FIRMWARE); +MODULE_FIRMWARE(EAGLE_I_FIRMWARE); +MODULE_FIRMWARE(EAGLE_II_FIRMWARE); +MODULE_FIRMWARE(EAGLE_III_FIRMWARE); +MODULE_FIRMWARE(EAGLE_IV_FIRMWARE); +MODULE_FIRMWARE(DSP4I_FIRMWARE); +MODULE_FIRMWARE(DSP4P_FIRMWARE); +MODULE_FIRMWARE(DSP9I_FIRMWARE); +MODULE_FIRMWARE(DSP9P_FIRMWARE); +MODULE_FIRMWARE(DSPEI_FIRMWARE); +MODULE_FIRMWARE(DSPEP_FIRMWARE); +MODULE_FIRMWARE(FPGA930_FIRMWARE); +MODULE_FIRMWARE(CMV4P_FIRMWARE); +MODULE_FIRMWARE(CMV4PV2_FIRMWARE); +MODULE_FIRMWARE(CMV4I_FIRMWARE); +MODULE_FIRMWARE(CMV4IV2_FIRMWARE); +MODULE_FIRMWARE(CMV9P_FIRMWARE); +MODULE_FIRMWARE(CMV9PV2_FIRMWARE); +MODULE_FIRMWARE(CMV9I_FIRMWARE); +MODULE_FIRMWARE(CMV9IV2_FIRMWARE); +MODULE_FIRMWARE(CMVEP_FIRMWARE); +MODULE_FIRMWARE(CMVEPV2_FIRMWARE); +MODULE_FIRMWARE(CMVEI_FIRMWARE); +MODULE_FIRMWARE(CMVEIV2_FIRMWARE); diff --git a/trunk/drivers/usb/chipidea/Kconfig b/trunk/drivers/usb/chipidea/Kconfig index 272109ff5aa3..1ea932a13685 100644 --- a/trunk/drivers/usb/chipidea/Kconfig +++ b/trunk/drivers/usb/chipidea/Kconfig @@ -1,9 +1,9 @@ config USB_CHIPIDEA tristate "ChipIdea Highspeed Dual Role Controller" - depends on USB + depends on USB || USB_GADGET help - Say Y here if your system has a dual role high speed USB - controller based on ChipIdea silicon IP. Currently, only the + Say Y here if your system has a dual role high speed USB + controller based on ChipIdea silicon IP. Currently, only the peripheral mode is supported. When compiled dynamically, the module will be called ci-hdrc.ko. @@ -12,13 +12,14 @@ if USB_CHIPIDEA config USB_CHIPIDEA_UDC bool "ChipIdea device controller" - depends on USB_GADGET + depends on USB_GADGET=y || USB_GADGET=USB_CHIPIDEA help Say Y here to enable device controller functionality of the ChipIdea driver. config USB_CHIPIDEA_HOST bool "ChipIdea host controller" + depends on USB=y || USB=USB_CHIPIDEA select USB_EHCI_ROOT_HUB_TT help Say Y here to enable host controller functionality of the diff --git a/trunk/drivers/usb/class/cdc-acm.c b/trunk/drivers/usb/class/cdc-acm.c index 56d6bf668488..344a51d3c291 100644 --- a/trunk/drivers/usb/class/cdc-acm.c +++ b/trunk/drivers/usb/class/cdc-acm.c @@ -39,7 +39,6 @@ #include #include #include -#include #include #include #include @@ -1104,7 +1103,8 @@ static int acm_probe(struct usb_interface *intf, } - if (data_interface->cur_altsetting->desc.bNumEndpoints < 2) + if (data_interface->cur_altsetting->desc.bNumEndpoints < 2 || + control_interface->cur_altsetting->desc.bNumEndpoints == 0) return -EINVAL; epctrl = &control_interface->cur_altsetting->endpoint[0].desc; diff --git a/trunk/drivers/usb/core/config.c b/trunk/drivers/usb/core/config.c index f4bdd0ce8d56..7199adccf444 100644 --- a/trunk/drivers/usb/core/config.c +++ b/trunk/drivers/usb/core/config.c @@ -702,6 +702,8 @@ int usb_get_configuration(struct usb_device *dev) if (result < 0) { dev_err(ddev, "unable to read config index %d " "descriptor/%s: %d\n", cfgno, "start", result); + if (result != -EPIPE) + goto err; dev_err(ddev, "chopping to %d config(s)\n", cfgno); dev->descriptor.bNumConfigurations = cfgno; break; diff --git a/trunk/drivers/usb/core/devices.c b/trunk/drivers/usb/core/devices.c index d95696584762..f4ead1296820 100644 --- a/trunk/drivers/usb/core/devices.c +++ b/trunk/drivers/usb/core/devices.c @@ -496,6 +496,7 @@ static ssize_t usb_device_dump(char __user **buffer, size_t *nbytes, char *pages_start, *data_end, *speed; unsigned int length; ssize_t total_written = 0; + struct usb_device *childdev = NULL; /* don't bother with anything else if we're not writing any data */ if (*nbytes <= 0) @@ -589,14 +590,12 @@ static ssize_t usb_device_dump(char __user **buffer, size_t *nbytes, free_pages((unsigned long)pages_start, 1); /* Now look at all of this device's children. */ - for (chix = 0; chix < usbdev->maxchild; chix++) { - struct usb_device *childdev = usbdev->children[chix]; - + usb_hub_for_each_child(usbdev, chix, childdev) { if (childdev) { usb_lock_device(childdev); ret = usb_device_dump(buffer, nbytes, skip_bytes, file_offset, childdev, bus, - level + 1, chix, ++cnt); + level + 1, chix - 1, ++cnt); usb_unlock_device(childdev); if (ret == -EFAULT) return total_written; diff --git a/trunk/drivers/usb/core/devio.c b/trunk/drivers/usb/core/devio.c index ebb8a9de8b5f..e0356cb859b5 100644 --- a/trunk/drivers/usb/core/devio.c +++ b/trunk/drivers/usb/core/devio.c @@ -1928,6 +1928,38 @@ static int proc_get_capabilities(struct dev_state *ps, void __user *arg) return 0; } +static int proc_disconnect_claim(struct dev_state *ps, void __user *arg) +{ + struct usbdevfs_disconnect_claim dc; + struct usb_interface *intf; + + if (copy_from_user(&dc, arg, sizeof(dc))) + return -EFAULT; + + intf = usb_ifnum_to_if(ps->dev, dc.interface); + if (!intf) + return -EINVAL; + + if (intf->dev.driver) { + struct usb_driver *driver = to_usb_driver(intf->dev.driver); + + if ((dc.flags & USBDEVFS_DISCONNECT_CLAIM_IF_DRIVER) && + strncmp(dc.driver, intf->dev.driver->name, + sizeof(dc.driver)) != 0) + return -EBUSY; + + if ((dc.flags & USBDEVFS_DISCONNECT_CLAIM_EXCEPT_DRIVER) && + strncmp(dc.driver, intf->dev.driver->name, + sizeof(dc.driver)) == 0) + return -EBUSY; + + dev_dbg(&intf->dev, "disconnect by usbfs\n"); + usb_driver_release_interface(driver, intf); + } + + return claimintf(ps, dc.interface); +} + /* * NOTE: All requests here that have interface numbers as parameters * are assuming that somehow the configuration has been prevented from @@ -2101,6 +2133,9 @@ static long usbdev_do_ioctl(struct file *file, unsigned int cmd, case USBDEVFS_GET_CAPABILITIES: ret = proc_get_capabilities(ps, p); break; + case USBDEVFS_DISCONNECT_CLAIM: + ret = proc_disconnect_claim(ps, p); + break; } usb_unlock_device(dev); if (ret >= 0) diff --git a/trunk/drivers/usb/core/endpoint.c b/trunk/drivers/usb/core/endpoint.c index db7fe50c23d4..68cc6532e749 100644 --- a/trunk/drivers/usb/core/endpoint.c +++ b/trunk/drivers/usb/core/endpoint.c @@ -24,10 +24,6 @@ struct ep_device { #define to_ep_device(_dev) \ container_of(_dev, struct ep_device, dev) -struct device_type usb_ep_device_type = { - .name = "usb_endpoint", -}; - struct ep_attribute { struct attribute attr; ssize_t (*show)(struct usb_device *, @@ -172,6 +168,11 @@ static void ep_device_release(struct device *dev) kfree(ep_dev); } +struct device_type usb_ep_device_type = { + .name = "usb_endpoint", + .release = ep_device_release, +}; + int usb_create_ep_devs(struct device *parent, struct usb_host_endpoint *endpoint, struct usb_device *udev) @@ -190,7 +191,6 @@ int usb_create_ep_devs(struct device *parent, ep_dev->dev.groups = ep_dev_groups; ep_dev->dev.type = &usb_ep_device_type; ep_dev->dev.parent = parent; - ep_dev->dev.release = ep_device_release; dev_set_name(&ep_dev->dev, "ep_%02x", endpoint->desc.bEndpointAddress); retval = device_register(&ep_dev->dev); diff --git a/trunk/drivers/usb/core/hcd.c b/trunk/drivers/usb/core/hcd.c index bc84106ac057..35b52f6e1c5e 100644 --- a/trunk/drivers/usb/core/hcd.c +++ b/trunk/drivers/usb/core/hcd.c @@ -22,6 +22,7 @@ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include #include #include #include @@ -123,9 +124,8 @@ static inline int is_root_hub(struct usb_device *udev) */ /*-------------------------------------------------------------------------*/ - -#define KERNEL_REL ((LINUX_VERSION_CODE >> 16) & 0x0ff) -#define KERNEL_VER ((LINUX_VERSION_CODE >> 8) & 0x0ff) +#define KERNEL_REL bin2bcd(((LINUX_VERSION_CODE >> 16) & 0x0ff)) +#define KERNEL_VER bin2bcd(((LINUX_VERSION_CODE >> 8) & 0x0ff)) /* usb 3.0 root hub device descriptor */ static const u8 usb3_rh_dev_descriptor[18] = { @@ -2153,15 +2153,8 @@ EXPORT_SYMBOL_GPL(usb_bus_start_enum); irqreturn_t usb_hcd_irq (int irq, void *__hcd) { struct usb_hcd *hcd = __hcd; - unsigned long flags; irqreturn_t rc; - /* IRQF_DISABLED doesn't work correctly with shared IRQs - * when the first handler doesn't use it. So let's just - * assume it's never used. - */ - local_irq_save(flags); - if (unlikely(HCD_DEAD(hcd) || !HCD_HW_ACCESSIBLE(hcd))) rc = IRQ_NONE; else if (hcd->driver->irq(hcd) == IRQ_NONE) @@ -2169,7 +2162,6 @@ irqreturn_t usb_hcd_irq (int irq, void *__hcd) else rc = IRQ_HANDLED; - local_irq_restore(flags); return rc; } EXPORT_SYMBOL_GPL(usb_hcd_irq); @@ -2357,14 +2349,6 @@ static int usb_hcd_request_irqs(struct usb_hcd *hcd, int retval; if (hcd->driver->irq) { - - /* IRQF_DISABLED doesn't work as advertised when used together - * with IRQF_SHARED. As usb_hcd_irq() will always disable - * interrupts we can remove it here. - */ - if (irqflags & IRQF_SHARED) - irqflags &= ~IRQF_DISABLED; - snprintf(hcd->irq_descr, sizeof(hcd->irq_descr), "%s:usb%d", hcd->driver->description, hcd->self.busnum); retval = request_irq(irqnum, &usb_hcd_irq, irqflags, diff --git a/trunk/drivers/usb/core/hub.c b/trunk/drivers/usb/core/hub.c index 128a804c42f4..aa45e43e0ca9 100644 --- a/trunk/drivers/usb/core/hub.c +++ b/trunk/drivers/usb/core/hub.c @@ -39,6 +39,19 @@ #endif #endif +enum port_power_policy { + USB_PORT_POWER_ON = 0, + USB_PORT_POWER_OFF, +}; + +struct usb_port { + struct usb_device *child; + struct device dev; + struct dev_state *port_owner; + enum usb_port_connect_type connect_type; + enum port_power_policy port_power_policy; +}; + struct usb_hub { struct device *intfdev; /* the "interface" device */ struct usb_device *hdev; @@ -83,9 +96,13 @@ struct usb_hub { u8 indicator[USB_MAXCHILDREN]; struct delayed_work leds; struct delayed_work init_work; - struct dev_state **port_owners; + struct usb_port **ports; }; +static const char on_string[] = "on"; +static const char off_string[] = "off"; +static const struct attribute_group *port_dev_group[]; + static inline int hub_is_superspeed(struct usb_device *hdev) { return (hdev->descriptor.bDeviceProtocol == USB_HUB_PR_SS); @@ -156,6 +173,8 @@ EXPORT_SYMBOL_GPL(ehci_cf_port_reset_rwsem); #define HUB_DEBOUNCE_STEP 25 #define HUB_DEBOUNCE_STABLE 100 +#define to_usb_port(_dev) \ + container_of(_dev, struct usb_port, dev) static int usb_reset_and_verify_device(struct usb_device *udev); @@ -174,7 +193,7 @@ static inline char *portspeed(struct usb_hub *hub, int portstatus) /* Note that hdev or one of its children must be locked! */ static struct usb_hub *hdev_to_hub(struct usb_device *hdev) { - if (!hdev || !hdev->actconfig) + if (!hdev || !hdev->actconfig || !hdev->maxchild) return NULL; return usb_get_intfdata(hdev->actconfig->interface[0]); } @@ -836,7 +855,12 @@ static unsigned hub_power_on(struct usb_hub *hub, bool do_delay) dev_dbg(hub->intfdev, "trying to enable port power on " "non-switchable hub\n"); for (port1 = 1; port1 <= hub->descriptor->bNbrPorts; port1++) - set_port_feature(hub->hdev, port1, USB_PORT_FEAT_POWER); + if (hub->ports[port1 - 1]->port_power_policy + == USB_PORT_POWER_ON) + set_port_feature(hub->hdev, port1, USB_PORT_FEAT_POWER); + else + clear_port_feature(hub->hdev, port1, + USB_PORT_FEAT_POWER); /* Wait at least 100 msec for power to become stable */ delay = max(pgood_delay, (unsigned) 100); @@ -869,8 +893,8 @@ static int hub_port_disable(struct usb_hub *hub, int port1, int set_state) struct usb_device *hdev = hub->hdev; int ret = 0; - if (hdev->children[port1-1] && set_state) - usb_set_device_state(hdev->children[port1-1], + if (hub->ports[port1 - 1]->child && set_state) + usb_set_device_state(hub->ports[port1 - 1]->child, USB_STATE_NOTATTACHED); if (!hub->error && !hub_is_superspeed(hub->hdev)) ret = clear_port_feature(hdev, port1, USB_PORT_FEAT_ENABLE); @@ -1026,7 +1050,7 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type) * which ports need attention. */ for (port1 = 1; port1 <= hdev->maxchild; ++port1) { - struct usb_device *udev = hdev->children[port1-1]; + struct usb_device *udev = hub->ports[port1 - 1]->child; u16 portstatus, portchange; portstatus = portchange = 0; @@ -1191,8 +1215,8 @@ static void hub_quiesce(struct usb_hub *hub, enum hub_quiescing_type type) if (type != HUB_SUSPEND) { /* Disconnect all the children */ for (i = 0; i < hdev->maxchild; ++i) { - if (hdev->children[i]) - usb_disconnect(&hdev->children[i]); + if (hub->ports[i]->child) + usb_disconnect(&hub->ports[i]->child); } } @@ -1222,6 +1246,53 @@ static int hub_post_reset(struct usb_interface *intf) return 0; } +static void usb_port_device_release(struct device *dev) +{ + struct usb_port *port_dev = to_usb_port(dev); + + kfree(port_dev); +} + +static void usb_hub_remove_port_device(struct usb_hub *hub, + int port1) +{ + device_unregister(&hub->ports[port1 - 1]->dev); +} + +struct device_type usb_port_device_type = { + .name = "usb_port", + .release = usb_port_device_release, +}; + +static int usb_hub_create_port_device(struct usb_hub *hub, + int port1) +{ + struct usb_port *port_dev = NULL; + int retval; + + port_dev = kzalloc(sizeof(*port_dev), GFP_KERNEL); + if (!port_dev) { + retval = -ENOMEM; + goto exit; + } + + hub->ports[port1 - 1] = port_dev; + port_dev->dev.parent = hub->intfdev; + port_dev->dev.groups = port_dev_group; + port_dev->dev.type = &usb_port_device_type; + dev_set_name(&port_dev->dev, "port%d", port1); + + retval = device_register(&port_dev->dev); + if (retval) + goto error_register; + return 0; + +error_register: + put_device(&port_dev->dev); +exit: + return retval; +} + static int hub_configure(struct usb_hub *hub, struct usb_endpoint_descriptor *endpoint) { @@ -1231,7 +1302,7 @@ static int hub_configure(struct usb_hub *hub, u16 hubstatus, hubchange; u16 wHubCharacteristics; unsigned int pipe; - int maxp, ret; + int maxp, ret, i; char *message = "out of memory"; hub->buffer = kmalloc(sizeof(*hub->buffer), GFP_KERNEL); @@ -1271,11 +1342,9 @@ static int hub_configure(struct usb_hub *hub, dev_info (hub_dev, "%d port%s detected\n", hdev->maxchild, (hdev->maxchild == 1) ? "" : "s"); - hdev->children = kzalloc(hdev->maxchild * - sizeof(struct usb_device *), GFP_KERNEL); - hub->port_owners = kzalloc(hdev->maxchild * sizeof(struct dev_state *), - GFP_KERNEL); - if (!hdev->children || !hub->port_owners) { + hub->ports = kzalloc(hdev->maxchild * sizeof(struct usb_port *), + GFP_KERNEL); + if (!hub->ports) { ret = -ENOMEM; goto fail; } @@ -1484,6 +1553,11 @@ static int hub_configure(struct usb_hub *hub, if (hub->has_indicators && blinkenlights) hub->indicator [0] = INDICATOR_CYCLE; + for (i = 0; i < hdev->maxchild; i++) + if (usb_hub_create_port_device(hub, i + 1) < 0) + dev_err(hub->intfdev, + "couldn't create port%d device.\n", i + 1); + hub_activate(hub, HUB_INIT); return 0; @@ -1508,6 +1582,10 @@ static void hub_disconnect(struct usb_interface *intf) { struct usb_hub *hub = usb_get_intfdata(intf); struct usb_device *hdev = interface_to_usbdev(intf); + int i; + + for (i = 0; i < hdev->maxchild; i++) + usb_hub_remove_port_device(hub, i + 1); /* Take the hub off the event list and don't let it be added again */ spin_lock_irq(&hub_event_lock); @@ -1529,8 +1607,7 @@ static void hub_disconnect(struct usb_interface *intf) highspeed_hubs--; usb_free_urb(hub->urb); - kfree(hdev->children); - kfree(hub->port_owners); + kfree(hub->ports); kfree(hub->descriptor); kfree(hub->status); kfree(hub->buffer); @@ -1617,6 +1694,7 @@ static int hub_ioctl(struct usb_interface *intf, unsigned int code, void *user_data) { struct usb_device *hdev = interface_to_usbdev (intf); + struct usb_hub *hub = hdev_to_hub(hdev); /* assert ifno == 0 (part of hub spec) */ switch (code) { @@ -1630,11 +1708,11 @@ hub_ioctl(struct usb_interface *intf, unsigned int code, void *user_data) else { info->nports = hdev->maxchild; for (i = 0; i < info->nports; i++) { - if (hdev->children[i] == NULL) + if (hub->ports[i]->child == NULL) info->port[i] = 0; else info->port[i] = - hdev->children[i]->devnum; + hub->ports[i]->child->devnum; } } spin_unlock_irq(&device_state_lock); @@ -1662,7 +1740,7 @@ static int find_port_owner(struct usb_device *hdev, unsigned port1, /* This assumes that devices not managed by the hub driver * will always have maxchild equal to 0. */ - *ppowner = &(hdev_to_hub(hdev)->port_owners[port1 - 1]); + *ppowner = &(hdev_to_hub(hdev)->ports[port1 - 1]->port_owner); return 0; } @@ -1699,16 +1777,14 @@ int usb_hub_release_port(struct usb_device *hdev, unsigned port1, void usb_hub_release_all_ports(struct usb_device *hdev, struct dev_state *owner) { + struct usb_hub *hub = hdev_to_hub(hdev); int n; - struct dev_state **powner; - n = find_port_owner(hdev, 1, &powner); - if (n == 0) { - for (; n < hdev->maxchild; (++n, ++powner)) { - if (*powner == owner) - *powner = NULL; - } + for (n = 0; n < hdev->maxchild; n++) { + if (hub->ports[n]->port_owner == owner) + hub->ports[n]->port_owner = NULL; } + } /* The caller must hold udev's lock */ @@ -1719,17 +1795,17 @@ bool usb_device_is_owned(struct usb_device *udev) if (udev->state == USB_STATE_NOTATTACHED || !udev->parent) return false; hub = hdev_to_hub(udev->parent); - return !!hub->port_owners[udev->portnum - 1]; + return !!hub->ports[udev->portnum - 1]->port_owner; } - static void recursively_mark_NOTATTACHED(struct usb_device *udev) { + struct usb_hub *hub = hdev_to_hub(udev); int i; for (i = 0; i < udev->maxchild; ++i) { - if (udev->children[i]) - recursively_mark_NOTATTACHED(udev->children[i]); + if (hub->ports[i]->child) + recursively_mark_NOTATTACHED(hub->ports[i]->child); } if (udev->state == USB_STATE_SUSPENDED) udev->active_duration -= jiffies; @@ -1893,6 +1969,7 @@ static void hub_free_dev(struct usb_device *udev) void usb_disconnect(struct usb_device **pdev) { struct usb_device *udev = *pdev; + struct usb_hub *hub = hdev_to_hub(udev); int i; /* mark the device as inactive, so any further urb submissions for @@ -1907,8 +1984,8 @@ void usb_disconnect(struct usb_device **pdev) /* Free up all the children before we remove this device */ for (i = 0; i < udev->maxchild; i++) { - if (udev->children[i]) - usb_disconnect(&udev->children[i]); + if (hub->ports[i]->child) + usb_disconnect(&hub->ports[i]->child); } /* deallocate hcd/hardware state ... nuking all pending urbs and @@ -2113,7 +2190,8 @@ static void set_usb_port_removable(struct usb_device *udev) return; if (hub_is_superspeed(hdev)) { - if (hub->descriptor->u.ss.DeviceRemovable & (1 << port)) + if (le16_to_cpu(hub->descriptor->u.ss.DeviceRemovable) + & (1 << port)) removable = false; } else { if (hub->descriptor->u.hs.DeviceRemovable[port / 8] & (1 << (port % 8))) @@ -2566,6 +2644,25 @@ static int port_is_power_on(struct usb_hub *hub, unsigned portstatus) return ret; } +static int usb_get_hub_port_power_state(struct usb_device *hdev, int port1) +{ + struct usb_hub *hub = hdev_to_hub(hdev); + struct usb_port_status data; + u16 portstatus; + int ret; + + ret = get_port_status(hub->hdev, port1, &data); + if (ret < 4) { + dev_err(hub->intfdev, + "%s failed (err = %d)\n", __func__, ret); + if (ret >= 0) + ret = -EIO; + return ret; + } else + portstatus = le16_to_cpu(data.wPortStatus); + return port_is_power_on(hub, portstatus); +} + #ifdef CONFIG_PM /* Check if a port is suspended(USB2.0 port) or in U3 state(USB3.0 port) */ @@ -3072,7 +3169,7 @@ static int hub_suspend(struct usb_interface *intf, pm_message_t msg) for (port1 = 1; port1 <= hdev->maxchild; port1++) { struct usb_device *udev; - udev = hdev->children [port1-1]; + udev = hub->ports[port1 - 1]->child; if (udev && udev->can_submit) { dev_warn(&intf->dev, "port %d nyet suspended\n", port1); if (PMSG_IS_AUTO(msg)) @@ -3999,7 +4096,7 @@ hub_power_remaining (struct usb_hub *hub) remaining = hdev->bus_mA - hub->descriptor->bHubContrCurrent; for (port1 = 1; port1 <= hdev->maxchild; ++port1) { - struct usb_device *udev = hdev->children[port1 - 1]; + struct usb_device *udev = hub->ports[port1 - 1]->child; int delta; if (!udev) @@ -4063,7 +4160,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, #endif /* Try to resuscitate an existing device */ - udev = hdev->children[port1-1]; + udev = hub->ports[port1 - 1]->child; if ((portstatus & USB_PORT_STAT_CONNECTION) && udev && udev->state != USB_STATE_NOTATTACHED) { usb_lock_device(udev); @@ -4092,7 +4189,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, /* Disconnect any existing devices under this port */ if (udev) - usb_disconnect(&hdev->children[port1-1]); + usb_disconnect(&hub->ports[port1 - 1]->child); clear_bit(port1, hub->change_bits); /* We can forget about a "removed" device when there's a physical @@ -4228,7 +4325,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, if (hdev->state == USB_STATE_NOTATTACHED) status = -ENOTCONN; else - hdev->children[port1-1] = udev; + hub->ports[port1 - 1]->child = udev; spin_unlock_irq(&device_state_lock); /* Run it through the hoops (find a driver, etc) */ @@ -4236,7 +4333,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, status = usb_new_device(udev); if (status) { spin_lock_irq(&device_state_lock); - hdev->children[port1-1] = NULL; + hub->ports[port1 - 1]->child = NULL; spin_unlock_irq(&device_state_lock); } } @@ -4282,7 +4379,7 @@ static int hub_handle_remote_wakeup(struct usb_hub *hub, unsigned int port, int ret; hdev = hub->hdev; - udev = hdev->children[port-1]; + udev = hub->ports[port - 1]->child; if (!hub_is_superspeed(hdev)) { if (!(portchange & USB_PORT_STAT_C_SUSPEND)) return 0; @@ -4436,7 +4533,7 @@ static void hub_events(void) */ if (!(portstatus & USB_PORT_STAT_ENABLE) && !connect_change - && hdev->children[i-1]) { + && hub->ports[i - 1]->child) { dev_err (hub_dev, "port %i " "disabled by hub (EMI?), " @@ -4572,6 +4669,102 @@ static int hub_thread(void *__unused) return 0; } +static ssize_t show_port_power_state(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct usb_device *udev = to_usb_device(dev->parent->parent); + struct usb_interface *intf = to_usb_interface(dev->parent); + int port1, power_state; + const char *result; + + sscanf(dev_name(dev), "port%d", &port1); + usb_autopm_get_interface(intf); + power_state = usb_get_hub_port_power_state(udev, port1); + usb_autopm_put_interface(intf); + if (power_state == 1) + result = on_string; + else if (!power_state) + result = off_string; + else + result = "error"; + return sprintf(buf, "%s\n", result); +} +static DEVICE_ATTR(state, S_IRUGO, show_port_power_state, NULL); + +static ssize_t show_port_power_control(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct usb_port *hub_port = to_usb_port(dev); + const char *result; + + switch (hub_port->port_power_policy) { + case USB_PORT_POWER_ON: + result = on_string; + break; + case USB_PORT_POWER_OFF: + result = off_string; + break; + default: + return -EINVAL; + } + return sprintf(buf, "%s\n", result); +} + +static ssize_t store_port_power_control(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + struct usb_device *hdev = to_usb_device(dev->parent->parent); + struct usb_interface *intf = to_usb_interface(dev->parent); + struct usb_port *hub_port = to_usb_port(dev); + int port1, ret, len = count; + char *cp; + + sscanf(dev_name(dev), "port%d", &port1); + cp = memchr(buf, '\n', count); + if (cp) + len = cp - buf; + if (len == sizeof(on_string) - 1 + && strncmp(buf, on_string, len) == 0) { + hub_port->port_power_policy = USB_PORT_POWER_ON; + usb_autopm_get_interface(intf); + ret = set_port_feature(hdev, port1, USB_PORT_FEAT_POWER); + usb_autopm_put_interface(intf); + if (ret < 0) + return -EIO; + } else if (len == sizeof(off_string) - 1 + && strncmp(buf, off_string, len) == 0) { + struct usb_hub *hub = hdev_to_hub(hdev); + + hub_port->port_power_policy = USB_PORT_POWER_OFF; + usb_autopm_get_interface(intf); + hub_port_logical_disconnect(hub, port1); + ret = clear_port_feature(hdev, port1, USB_PORT_FEAT_POWER); + usb_autopm_put_interface(intf); + if (ret < 0) + return -EIO; + } else + return -EINVAL; + + return count; +} +static DEVICE_ATTR(control, S_IWUSR | S_IRUGO, show_port_power_control, + store_port_power_control); + +static struct attribute *port_dev_attrs[] = { + &dev_attr_control.attr, + &dev_attr_state.attr, + NULL, +}; + +static struct attribute_group port_dev_attr_grp = { + .attrs = port_dev_attrs, +}; + +static const struct attribute_group *port_dev_group[] = { + &port_dev_attr_grp, + NULL, +}; + static const struct usb_device_id hub_id_table[] = { { .match_flags = USB_DEVICE_ID_MATCH_DEV_CLASS, .bDeviceClass = USB_CLASS_HUB}, @@ -4993,3 +5186,75 @@ void usb_queue_reset_device(struct usb_interface *iface) schedule_work(&iface->reset_ws); } EXPORT_SYMBOL_GPL(usb_queue_reset_device); + +/** + * usb_hub_find_child - Get the pointer of child device + * attached to the port which is specified by @port1. + * @hdev: USB device belonging to the usb hub + * @port1: port num to indicate which port the child device + * is attached to. + * + * USB drivers call this function to get hub's child device + * pointer. + * + * Return NULL if input param is invalid and + * child's usb_device pointer if non-NULL. + */ +struct usb_device *usb_hub_find_child(struct usb_device *hdev, + int port1) +{ + struct usb_hub *hub = hdev_to_hub(hdev); + + if (port1 < 1 || port1 > hdev->maxchild) + return NULL; + return hub->ports[port1 - 1]->child; +} +EXPORT_SYMBOL_GPL(usb_hub_find_child); + +/** + * usb_set_hub_port_connect_type - set hub port connect type. + * @hdev: USB device belonging to the usb hub + * @port1: port num of the port + * @type: connect type of the port + */ +void usb_set_hub_port_connect_type(struct usb_device *hdev, int port1, + enum usb_port_connect_type type) +{ + struct usb_hub *hub = hdev_to_hub(hdev); + + hub->ports[port1 - 1]->connect_type = type; +} + +/** + * usb_get_hub_port_connect_type - Get the port's connect type + * @hdev: USB device belonging to the usb hub + * @port1: port num of the port + * + * Return connect type of the port and if input params are + * invalid, return USB_PORT_CONNECT_TYPE_UNKNOWN. + */ +enum usb_port_connect_type +usb_get_hub_port_connect_type(struct usb_device *hdev, int port1) +{ + struct usb_hub *hub = hdev_to_hub(hdev); + + return hub->ports[port1 - 1]->connect_type; +} + +#ifdef CONFIG_ACPI +/** + * usb_get_hub_port_acpi_handle - Get the usb port's acpi handle + * @hdev: USB device belonging to the usb hub + * @port1: port num of the port + * + * Return port's acpi handle if successful, NULL if params are + * invaild. + */ +acpi_handle usb_get_hub_port_acpi_handle(struct usb_device *hdev, + int port1) +{ + struct usb_hub *hub = hdev_to_hub(hdev); + + return DEVICE_ACPI_HANDLE(&hub->ports[port1 - 1]->dev); +} +#endif diff --git a/trunk/drivers/usb/core/quirks.c b/trunk/drivers/usb/core/quirks.c index f15501f4c585..2dbb5154f356 100644 --- a/trunk/drivers/usb/core/quirks.c +++ b/trunk/drivers/usb/core/quirks.c @@ -205,7 +205,7 @@ void usb_detect_quirks(struct usb_device *udev) * for all devices. It will affect things like hub resets * and EMF-related port disables. */ - if (!(udev->quirks & USB_QUIRK_RESET_MORPHS)) + if (!(udev->quirks & USB_QUIRK_RESET)) udev->persist_enabled = 1; #endif /* CONFIG_PM */ } diff --git a/trunk/drivers/usb/core/sysfs.c b/trunk/drivers/usb/core/sysfs.c index 682e8256b95d..818e4a024d0d 100644 --- a/trunk/drivers/usb/core/sysfs.c +++ b/trunk/drivers/usb/core/sysfs.c @@ -196,7 +196,7 @@ show_avoid_reset_quirk(struct device *dev, struct device_attribute *attr, char * struct usb_device *udev; udev = to_usb_device(dev); - return sprintf(buf, "%d\n", !!(udev->quirks & USB_QUIRK_RESET_MORPHS)); + return sprintf(buf, "%d\n", !!(udev->quirks & USB_QUIRK_RESET)); } static ssize_t @@ -204,15 +204,15 @@ set_avoid_reset_quirk(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct usb_device *udev = to_usb_device(dev); - int config; + int val; - if (sscanf(buf, "%d", &config) != 1 || config < 0 || config > 1) + if (sscanf(buf, "%d", &val) != 1 || val < 0 || val > 1) return -EINVAL; usb_lock_device(udev); - if (config) - udev->quirks |= USB_QUIRK_RESET_MORPHS; + if (val) + udev->quirks |= USB_QUIRK_RESET; else - udev->quirks &= ~USB_QUIRK_RESET_MORPHS; + udev->quirks &= ~USB_QUIRK_RESET; usb_unlock_device(udev); return count; } diff --git a/trunk/drivers/usb/core/usb-acpi.c b/trunk/drivers/usb/core/usb-acpi.c index 8947b203d5a4..0ef7d42d8abe 100644 --- a/trunk/drivers/usb/core/usb-acpi.c +++ b/trunk/drivers/usb/core/usb-acpi.c @@ -19,20 +19,91 @@ #include "usb.h" -static int usb_acpi_check_upc(struct usb_device *udev, acpi_handle handle) +/** + * usb_acpi_power_manageable - check whether usb port has + * acpi power resource. + * @hdev: USB device belonging to the usb hub + * @index: port index based zero + * + * Return true if the port has acpi power resource and false if no. + */ +bool usb_acpi_power_manageable(struct usb_device *hdev, int index) +{ + acpi_handle port_handle; + int port1 = index + 1; + + port_handle = usb_get_hub_port_acpi_handle(hdev, + port1); + if (port_handle) + return acpi_bus_power_manageable(port_handle); + else + return false; +} +EXPORT_SYMBOL_GPL(usb_acpi_power_manageable); + +/** + * usb_acpi_set_power_state - control usb port's power via acpi power + * resource + * @hdev: USB device belonging to the usb hub + * @index: port index based zero + * @enable: power state expected to be set + * + * Notice to use usb_acpi_power_manageable() to check whether the usb port + * has acpi power resource before invoking this function. + * + * Returns 0 on success, else negative errno. + */ +int usb_acpi_set_power_state(struct usb_device *hdev, int index, bool enable) +{ + acpi_handle port_handle; + unsigned char state; + int port1 = index + 1; + int error = -EINVAL; + + port_handle = (acpi_handle)usb_get_hub_port_acpi_handle(hdev, + port1); + if (!port_handle) + return error; + + if (enable) + state = ACPI_STATE_D0; + else + state = ACPI_STATE_D3_COLD; + + error = acpi_bus_set_power(port_handle, state); + if (!error) + dev_dbg(&hdev->dev, "The power of hub port %d was set to %d\n", + port1, enable); + else + dev_dbg(&hdev->dev, "The power of hub port failed to be set\n"); + + return error; +} +EXPORT_SYMBOL_GPL(usb_acpi_set_power_state); + +static int usb_acpi_check_port_connect_type(struct usb_device *hdev, + acpi_handle handle, int port1) { acpi_status status; struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *upc; + struct acpi_pld pld; int ret = 0; - status = acpi_evaluate_object(handle, "_UPC", NULL, &buffer); - + /* + * Accoding to ACPI Spec 9.13. PLD indicates whether usb port is + * user visible and _UPC indicates whether it is connectable. If + * the port was visible and connectable, it could be freely connected + * and disconnected with USB devices. If no visible and connectable, + * a usb device is directly hard-wired to the port. If no visible and + * no connectable, the port would be not used. + */ + status = acpi_get_physical_device_location(handle, &pld); if (ACPI_FAILURE(status)) return -ENODEV; + status = acpi_evaluate_object(handle, "_UPC", NULL, &buffer); upc = buffer.pointer; - if (!upc || (upc->type != ACPI_TYPE_PACKAGE) || upc->package.count != 4) { ret = -EINVAL; @@ -40,69 +111,107 @@ static int usb_acpi_check_upc(struct usb_device *udev, acpi_handle handle) } if (upc->package.elements[0].integer.value) - udev->removable = USB_DEVICE_REMOVABLE; - else - udev->removable = USB_DEVICE_FIXED; + if (pld.user_visible) + usb_set_hub_port_connect_type(hdev, port1, + USB_PORT_CONNECT_TYPE_HOT_PLUG); + else + usb_set_hub_port_connect_type(hdev, port1, + USB_PORT_CONNECT_TYPE_HARD_WIRED); + else if (!pld.user_visible) + usb_set_hub_port_connect_type(hdev, port1, USB_PORT_NOT_USED); out: kfree(upc); return ret; } -static int usb_acpi_check_pld(struct usb_device *udev, acpi_handle handle) -{ - acpi_status status; - struct acpi_pld pld; - - status = acpi_get_physical_device_location(handle, &pld); - - if (ACPI_FAILURE(status)) - return -ENODEV; - - if (pld.user_visible) - udev->removable = USB_DEVICE_REMOVABLE; - else - udev->removable = USB_DEVICE_FIXED; - - return 0; -} - static int usb_acpi_find_device(struct device *dev, acpi_handle *handle) { struct usb_device *udev; - struct device *parent; acpi_handle *parent_handle; - - if (!is_usb_device(dev)) - return -ENODEV; - - udev = to_usb_device(dev); - parent = dev->parent; - parent_handle = DEVICE_ACPI_HANDLE(parent); - - if (!parent_handle) - return -ENODEV; - - *handle = acpi_get_child(parent_handle, udev->portnum); - - if (!*handle) - return -ENODEV; + int port_num; /* - * PLD will tell us whether a port is removable to the user or - * not. If we don't get an answer from PLD (it's not present - * or it's malformed) then try to infer it from UPC. If a - * device isn't connectable then it's probably not removable. + * In the ACPI DSDT table, only usb root hub and usb ports are + * acpi device nodes. The hierarchy like following. + * Device (EHC1) + * Device (HUBN) + * Device (PR01) + * Device (PR11) + * Device (PR12) + * Device (PR13) + * ... + * So all binding process is divided into two parts. binding + * root hub and usb ports. */ - if (usb_acpi_check_pld(udev, *handle) != 0) - usb_acpi_check_upc(udev, *handle); + if (is_usb_device(dev)) { + udev = to_usb_device(dev); + if (udev->parent) { + enum usb_port_connect_type type; + + /* + * According usb port's connect type to set usb device's + * removability. + */ + type = usb_get_hub_port_connect_type(udev->parent, + udev->portnum); + switch (type) { + case USB_PORT_CONNECT_TYPE_HOT_PLUG: + udev->removable = USB_DEVICE_REMOVABLE; + break; + case USB_PORT_CONNECT_TYPE_HARD_WIRED: + udev->removable = USB_DEVICE_FIXED; + break; + default: + udev->removable = USB_DEVICE_REMOVABLE_UNKNOWN; + break; + } + + return -ENODEV; + } + + /* root hub's parent is the usb hcd. */ + parent_handle = DEVICE_ACPI_HANDLE(dev->parent); + *handle = acpi_get_child(parent_handle, udev->portnum); + if (!*handle) + return -ENODEV; + return 0; + } else if (is_usb_port(dev)) { + sscanf(dev_name(dev), "port%d", &port_num); + /* Get the struct usb_device point of port's hub */ + udev = to_usb_device(dev->parent->parent); + + /* + * The root hub ports' parent is the root hub. The non-root-hub + * ports' parent is the parent hub port which the hub is + * connected to. + */ + if (!udev->parent) { + *handle = acpi_get_child(DEVICE_ACPI_HANDLE(&udev->dev), + port_num); + if (!*handle) + return -ENODEV; + } else { + parent_handle = + usb_get_hub_port_acpi_handle(udev->parent, + udev->portnum); + if (!parent_handle) + return -ENODEV; + + *handle = acpi_get_child(parent_handle, port_num); + if (!*handle) + return -ENODEV; + } + usb_acpi_check_port_connect_type(udev, *handle, port_num); + } else + return -ENODEV; return 0; } static struct acpi_bus_type usb_acpi_bus = { .bus = &usb_bus_type, - .find_bridge = NULL, + .find_bridge = usb_acpi_find_device, .find_device = usb_acpi_find_device, }; diff --git a/trunk/drivers/usb/core/usb.h b/trunk/drivers/usb/core/usb.h index acb103c5c391..1c528c1bf0be 100644 --- a/trunk/drivers/usb/core/usb.h +++ b/trunk/drivers/usb/core/usb.h @@ -1,4 +1,5 @@ #include +#include struct dev_state; @@ -115,6 +116,7 @@ extern struct bus_type usb_bus_type; extern struct device_type usb_device_type; extern struct device_type usb_if_device_type; extern struct device_type usb_ep_device_type; +extern struct device_type usb_port_device_type; extern struct usb_device_driver usb_generic_driver; static inline int is_usb_device(const struct device *dev) @@ -132,6 +134,11 @@ static inline int is_usb_endpoint(const struct device *dev) return dev->type == &usb_ep_device_type; } +static inline int is_usb_port(const struct device *dev) +{ + return dev->type == &usb_port_device_type; +} + /* Do the same for device drivers and interface drivers. */ static inline int is_usb_device_driver(struct device_driver *drv) @@ -162,10 +169,16 @@ extern void usb_notify_add_device(struct usb_device *udev); extern void usb_notify_remove_device(struct usb_device *udev); extern void usb_notify_add_bus(struct usb_bus *ubus); extern void usb_notify_remove_bus(struct usb_bus *ubus); +extern enum usb_port_connect_type + usb_get_hub_port_connect_type(struct usb_device *hdev, int port1); +extern void usb_set_hub_port_connect_type(struct usb_device *hdev, int port1, + enum usb_port_connect_type type); #ifdef CONFIG_ACPI extern int usb_acpi_register(void); extern void usb_acpi_unregister(void); +extern acpi_handle usb_get_hub_port_acpi_handle(struct usb_device *hdev, + int port1); #else static inline int usb_acpi_register(void) { return 0; }; static inline void usb_acpi_unregister(void) { }; diff --git a/trunk/drivers/usb/gadget/s3c-hsotg.c b/trunk/drivers/usb/gadget/s3c-hsotg.c index 5b90a3c159e6..6f696ee8b817 100644 --- a/trunk/drivers/usb/gadget/s3c-hsotg.c +++ b/trunk/drivers/usb/gadget/s3c-hsotg.c @@ -3599,6 +3599,7 @@ static int __devinit s3c_hsotg_probe(struct platform_device *pdev) if (hsotg->num_of_eps == 0) { dev_err(dev, "wrong number of EPs (zero)\n"); + ret = -EINVAL; goto err_supplies; } @@ -3606,6 +3607,7 @@ static int __devinit s3c_hsotg_probe(struct platform_device *pdev) GFP_KERNEL); if (!eps) { dev_err(dev, "cannot get memory\n"); + ret = -ENOMEM; goto err_supplies; } @@ -3622,6 +3624,7 @@ static int __devinit s3c_hsotg_probe(struct platform_device *pdev) GFP_KERNEL); if (!hsotg->ctrl_req) { dev_err(dev, "failed to allocate ctrl req\n"); + ret = -ENOMEM; goto err_ep_mem; } diff --git a/trunk/drivers/usb/gadget/u_ether.c b/trunk/drivers/usb/gadget/u_ether.c index 41b17d18ddc4..b9c46900c2c1 100644 --- a/trunk/drivers/usb/gadget/u_ether.c +++ b/trunk/drivers/usb/gadget/u_ether.c @@ -663,6 +663,8 @@ static int eth_stop(struct net_device *net) spin_lock_irqsave(&dev->lock, flags); if (dev->port_usb) { struct gether *link = dev->port_usb; + const struct usb_endpoint_descriptor *in; + const struct usb_endpoint_descriptor *out; if (link->close) link->close(link); @@ -676,10 +678,14 @@ static int eth_stop(struct net_device *net) * their own pace; the network stack can handle old packets. * For the moment we leave this here, since it works. */ + in = link->in_ep->desc; + out = link->out_ep->desc; usb_ep_disable(link->in_ep); usb_ep_disable(link->out_ep); if (netif_carrier_ok(net)) { DBG(dev, "host still using in/out endpoints\n"); + link->in_ep->desc = in; + link->out_ep->desc = out; usb_ep_enable(link->in_ep); usb_ep_enable(link->out_ep); } diff --git a/trunk/drivers/usb/host/Kconfig b/trunk/drivers/usb/host/Kconfig index 075d2eca8108..13cd6d558eba 100644 --- a/trunk/drivers/usb/host/Kconfig +++ b/trunk/drivers/usb/host/Kconfig @@ -292,7 +292,7 @@ config USB_OHCI_HCD depends on USB && USB_ARCH_HAS_OHCI select ISP1301_OMAP if MACH_OMAP_H2 || MACH_OMAP_H3 select USB_OTG_UTILS if ARCH_OMAP - select USB_ISP1301 if ARCH_LPC32XX || ARCH_PNX4008 + depends on USB_ISP1301 || !(ARCH_LPC32XX || ARCH_PNX4008) ---help--- The Open Host Controller Interface (OHCI) is a standard for accessing USB 1.1 host controller hardware. It does more in hardware than Intel's @@ -418,7 +418,7 @@ config USB_OHCI_HCD_PLATFORM default n ---help--- Adds an OHCI host driver for a generic platform device, which - provieds a memory space and an irq. + provides a memory space and an irq. If unsure, say N. @@ -428,7 +428,7 @@ config USB_EHCI_HCD_PLATFORM default n ---help--- Adds an EHCI host driver for a generic platform device, which - provieds a memory space and an irq. + provides a memory space and an irq. If unsure, say N. @@ -450,7 +450,7 @@ config USB_OHCI_LITTLE_ENDIAN config USB_UHCI_HCD tristate "UHCI HCD (most Intel and VIA) support" - depends on USB && (PCI || SPARC_LEON) + depends on USB && (PCI || SPARC_LEON || ARCH_VT8500) ---help--- The Universal Host Controller Interface is a standard by Intel for accessing the USB hardware in the PC (which is also called the USB @@ -468,7 +468,15 @@ config USB_UHCI_HCD config USB_UHCI_SUPPORT_NON_PCI_HC bool depends on USB_UHCI_HCD - default y if SPARC_LEON + default y if (SPARC_LEON || ARCH_VT8500) + +config USB_UHCI_PLATFORM + bool "Generic UHCI Platform Driver support" + depends on USB_UHCI_SUPPORT_NON_PCI_HC + default y if ARCH_VT8500 + ---help--- + Enable support for generic UHCI platform devices that require no + additional configuration. config USB_UHCI_BIG_ENDIAN_MMIO bool diff --git a/trunk/drivers/usb/host/ehci-atmel.c b/trunk/drivers/usb/host/ehci-atmel.c index a47e2cffaaf8..411bb74152eb 100644 --- a/trunk/drivers/usb/host/ehci-atmel.c +++ b/trunk/drivers/usb/host/ehci-atmel.c @@ -150,31 +150,24 @@ static int __devinit ehci_atmel_drv_probe(struct platform_device *pdev) hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, - driver->description)) { - dev_dbg(&pdev->dev, "controller already in use\n"); - retval = -EBUSY; - goto fail_request_resource; - } - - hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&pdev->dev, res); if (hcd->regs == NULL) { dev_dbg(&pdev->dev, "error mapping memory\n"); retval = -EFAULT; - goto fail_ioremap; + goto fail_request_resource; } - iclk = clk_get(&pdev->dev, "ehci_clk"); + iclk = devm_clk_get(&pdev->dev, "ehci_clk"); if (IS_ERR(iclk)) { dev_err(&pdev->dev, "Error getting interface clock\n"); retval = -ENOENT; - goto fail_get_iclk; + goto fail_request_resource; } - fclk = clk_get(&pdev->dev, "uhpck"); + fclk = devm_clk_get(&pdev->dev, "uhpck"); if (IS_ERR(fclk)) { dev_err(&pdev->dev, "Error getting function clock\n"); retval = -ENOENT; - goto fail_get_fclk; + goto fail_request_resource; } atmel_start_ehci(pdev); @@ -187,13 +180,6 @@ static int __devinit ehci_atmel_drv_probe(struct platform_device *pdev) fail_add_hcd: atmel_stop_ehci(pdev); - clk_put(fclk); -fail_get_fclk: - clk_put(iclk); -fail_get_iclk: - iounmap(hcd->regs); -fail_ioremap: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); fail_request_resource: usb_put_hcd(hcd); fail_create_hcd: @@ -209,13 +195,9 @@ static int __devexit ehci_atmel_drv_remove(struct platform_device *pdev) ehci_shutdown(hcd); usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); atmel_stop_ehci(pdev); - clk_put(fclk); - clk_put(iclk); fclk = iclk = NULL; return 0; diff --git a/trunk/drivers/usb/host/ehci-au1xxx.c b/trunk/drivers/usb/host/ehci-au1xxx.c index cba10d625a5d..65c945eb4144 100644 --- a/trunk/drivers/usb/host/ehci-au1xxx.c +++ b/trunk/drivers/usb/host/ehci-au1xxx.c @@ -98,23 +98,17 @@ static int ehci_hcd_au1xxx_drv_probe(struct platform_device *pdev) hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - pr_debug("request_mem_region failed"); - ret = -EBUSY; - goto err1; - } - - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&pdev->dev, res); if (!hcd->regs) { - pr_debug("ioremap failed"); + pr_debug("devm_request_and_ioremap failed"); ret = -ENOMEM; - goto err2; + goto err1; } if (alchemy_usb_control(ALCHEMY_USB_EHCI0, 1)) { printk(KERN_INFO "%s: controller init failed!\n", pdev->name); ret = -ENODEV; - goto err3; + goto err1; } ret = usb_add_hcd(hcd, pdev->resource[1].start, @@ -125,10 +119,6 @@ static int ehci_hcd_au1xxx_drv_probe(struct platform_device *pdev) } alchemy_usb_control(ALCHEMY_USB_EHCI0, 0); -err3: - iounmap(hcd->regs); -err2: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); err1: usb_put_hcd(hcd); return ret; @@ -140,8 +130,6 @@ static int ehci_hcd_au1xxx_drv_remove(struct platform_device *pdev) usb_remove_hcd(hcd); alchemy_usb_control(ALCHEMY_USB_EHCI0, 0); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); platform_set_drvdata(pdev, NULL); diff --git a/trunk/drivers/usb/host/ehci-cns3xxx.c b/trunk/drivers/usb/host/ehci-cns3xxx.c index caaa3e5be334..d91708d2e729 100644 --- a/trunk/drivers/usb/host/ehci-cns3xxx.c +++ b/trunk/drivers/usb/host/ehci-cns3xxx.c @@ -105,27 +105,17 @@ static int cns3xxx_ehci_probe(struct platform_device *pdev) hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, - driver->description)) { - dev_dbg(dev, "controller already in use\n"); - retval = -EBUSY; - goto err1; - } - - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&pdev->dev, res); if (hcd->regs == NULL) { dev_dbg(dev, "error mapping memory\n"); retval = -EFAULT; - goto err2; + goto err1; } retval = usb_add_hcd(hcd, irq, IRQF_SHARED); if (retval == 0) return retval; - iounmap(hcd->regs); -err2: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); err1: usb_put_hcd(hcd); @@ -137,8 +127,6 @@ static int cns3xxx_ehci_remove(struct platform_device *pdev) struct usb_hcd *hcd = platform_get_drvdata(pdev); usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); /* * EHCI and OHCI share the same clock and power, diff --git a/trunk/drivers/usb/host/ehci-fsl.c b/trunk/drivers/usb/host/ehci-fsl.c index b7451b29c5ac..11ff4b4dc7ad 100644 --- a/trunk/drivers/usb/host/ehci-fsl.c +++ b/trunk/drivers/usb/host/ehci-fsl.c @@ -210,11 +210,11 @@ static void usb_hcd_fsl_remove(struct usb_hcd *hcd, usb_put_hcd(hcd); } -static void ehci_fsl_setup_phy(struct usb_hcd *hcd, +static int ehci_fsl_setup_phy(struct usb_hcd *hcd, enum fsl_usb2_phy_modes phy_mode, unsigned int port_offset) { - u32 portsc, temp; + u32 portsc; struct ehci_hcd *ehci = hcd_to_ehci(hcd); void __iomem *non_ehci = hcd->regs; struct device *dev = hcd->self.controller; @@ -232,9 +232,15 @@ static void ehci_fsl_setup_phy(struct usb_hcd *hcd, case FSL_USB2_PHY_ULPI: if (pdata->controller_ver) { /* controller version 1.6 or above */ - temp = in_be32(non_ehci + FSL_SOC_USB_CTRL); - out_be32(non_ehci + FSL_SOC_USB_CTRL, temp | - USB_CTRL_USB_EN | ULPI_PHY_CLK_SEL); + setbits32(non_ehci + FSL_SOC_USB_CTRL, + ULPI_PHY_CLK_SEL); + /* + * Due to controller issue of PHY_CLK_VALID in ULPI + * mode, we set USB_CTRL_USB_EN before checking + * PHY_CLK_VALID, otherwise PHY_CLK_VALID doesn't work. + */ + clrsetbits_be32(non_ehci + FSL_SOC_USB_CTRL, + UTMI_PHY_EN, USB_CTRL_USB_EN); } portsc |= PORT_PTS_ULPI; break; @@ -247,9 +253,7 @@ static void ehci_fsl_setup_phy(struct usb_hcd *hcd, case FSL_USB2_PHY_UTMI: if (pdata->controller_ver) { /* controller version 1.6 or above */ - temp = in_be32(non_ehci + FSL_SOC_USB_CTRL); - out_be32(non_ehci + FSL_SOC_USB_CTRL, temp | - UTMI_PHY_EN | USB_CTRL_USB_EN); + setbits32(non_ehci + FSL_SOC_USB_CTRL, UTMI_PHY_EN); mdelay(FSL_UTMI_PHY_DLY); /* Delay for UTMI PHY CLK to become stable - 10ms*/ } @@ -262,23 +266,34 @@ static void ehci_fsl_setup_phy(struct usb_hcd *hcd, case FSL_USB2_PHY_NONE: break; } + + if ((pdata->controller_ver) && ((phy_mode == FSL_USB2_PHY_ULPI) || + (phy_mode == FSL_USB2_PHY_UTMI))) { + /* check PHY_CLK_VALID to get phy clk valid */ + if (!spin_event_timeout(in_be32(non_ehci + FSL_SOC_USB_CTRL) & + PHY_CLK_VALID, FSL_USB_PHY_CLK_TIMEOUT, 0)) { + printk(KERN_WARNING "fsl-ehci: USB PHY clock invalid\n"); + return -EINVAL; + } + } + ehci_writel(ehci, portsc, &ehci->regs->port_status[port_offset]); + + if (phy_mode != FSL_USB2_PHY_ULPI) + setbits32(non_ehci + FSL_SOC_USB_CTRL, USB_CTRL_USB_EN); + + return 0; } -static void ehci_fsl_usb_setup(struct ehci_hcd *ehci) +static int ehci_fsl_usb_setup(struct ehci_hcd *ehci) { struct usb_hcd *hcd = ehci_to_hcd(ehci); struct fsl_usb2_platform_data *pdata; void __iomem *non_ehci = hcd->regs; - u32 temp; pdata = hcd->self.controller->platform_data; - /* Enable PHY interface in the control reg. */ if (pdata->have_sysif_regs) { - temp = in_be32(non_ehci + FSL_SOC_USB_CTRL); - out_be32(non_ehci + FSL_SOC_USB_CTRL, temp | 0x00000004); - /* * Turn on cache snooping hardware, since some PowerPC platforms * wholly rely on hardware to deal with cache coherent @@ -293,7 +308,8 @@ static void ehci_fsl_usb_setup(struct ehci_hcd *ehci) if ((pdata->operating_mode == FSL_USB2_DR_HOST) || (pdata->operating_mode == FSL_USB2_DR_OTG)) - ehci_fsl_setup_phy(hcd, pdata->phy_mode, 0); + if (ehci_fsl_setup_phy(hcd, pdata->phy_mode, 0)) + return -EINVAL; if (pdata->operating_mode == FSL_USB2_MPH_HOST) { unsigned int chip, rev, svr; @@ -307,9 +323,12 @@ static void ehci_fsl_usb_setup(struct ehci_hcd *ehci) ehci->has_fsl_port_bug = 1; if (pdata->port_enables & FSL_USB2_PORT0_ENABLED) - ehci_fsl_setup_phy(hcd, pdata->phy_mode, 0); + if (ehci_fsl_setup_phy(hcd, pdata->phy_mode, 0)) + return -EINVAL; + if (pdata->port_enables & FSL_USB2_PORT1_ENABLED) - ehci_fsl_setup_phy(hcd, pdata->phy_mode, 1); + if (ehci_fsl_setup_phy(hcd, pdata->phy_mode, 1)) + return -EINVAL; } if (pdata->have_sysif_regs) { @@ -322,12 +341,15 @@ static void ehci_fsl_usb_setup(struct ehci_hcd *ehci) #endif out_be32(non_ehci + FSL_SOC_USB_SICTRL, 0x00000001); } + + return 0; } /* called after powerup, by probe or system-pm "wakeup" */ static int ehci_fsl_reinit(struct ehci_hcd *ehci) { - ehci_fsl_usb_setup(ehci); + if (ehci_fsl_usb_setup(ehci)) + return -EINVAL; ehci_port_power(ehci, 0); return 0; diff --git a/trunk/drivers/usb/host/ehci-fsl.h b/trunk/drivers/usb/host/ehci-fsl.h index 88403684d10b..dbd292e9f0a7 100644 --- a/trunk/drivers/usb/host/ehci-fsl.h +++ b/trunk/drivers/usb/host/ehci-fsl.h @@ -61,4 +61,5 @@ #define PLL_RESET (1<<8) #define UTMI_PHY_EN (1<<9) #define ULPI_PHY_CLK_SEL (1<<10) +#define PHY_CLK_VALID (1<<17) #endif /* _EHCI_FSL_H */ diff --git a/trunk/drivers/usb/host/ehci-grlib.c b/trunk/drivers/usb/host/ehci-grlib.c index 22ca45c079a4..3180cb3624d9 100644 --- a/trunk/drivers/usb/host/ehci-grlib.c +++ b/trunk/drivers/usb/host/ehci-grlib.c @@ -127,12 +127,6 @@ static int __devinit ehci_hcd_grlib_probe(struct platform_device *op) hcd->rsrc_start = res.start; hcd->rsrc_len = resource_size(&res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__); - rv = -EBUSY; - goto err_rmr; - } - irq = irq_of_parse_and_map(dn, 0); if (irq == NO_IRQ) { printk(KERN_ERR "%s: irq_of_parse_and_map failed\n", __FILE__); @@ -140,9 +134,9 @@ static int __devinit ehci_hcd_grlib_probe(struct platform_device *op) goto err_irq; } - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&op->dev, &res); if (!hcd->regs) { - printk(KERN_ERR "%s: ioremap failed\n", __FILE__); + pr_err("%s: devm_request_and_ioremap failed\n", __FILE__); rv = -ENOMEM; goto err_ioremap; } @@ -161,17 +155,13 @@ static int __devinit ehci_hcd_grlib_probe(struct platform_device *op) rv = usb_add_hcd(hcd, irq, 0); if (rv) - goto err_ehci; + goto err_ioremap; return 0; -err_ehci: - iounmap(hcd->regs); err_ioremap: irq_dispose_mapping(irq); err_irq: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -err_rmr: usb_put_hcd(hcd); return rv; @@ -188,9 +178,7 @@ static int ehci_hcd_grlib_remove(struct platform_device *op) usb_remove_hcd(hcd); - iounmap(hcd->regs); irq_dispose_mapping(hcd->irq); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); diff --git a/trunk/drivers/usb/host/ehci-ixp4xx.c b/trunk/drivers/usb/host/ehci-ixp4xx.c index 488d401942e9..f224c0a48bed 100644 --- a/trunk/drivers/usb/host/ehci-ixp4xx.c +++ b/trunk/drivers/usb/host/ehci-ixp4xx.c @@ -98,30 +98,19 @@ static int ixp4xx_ehci_probe(struct platform_device *pdev) hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, - driver->description)) { - dev_dbg(&pdev->dev, "controller already in use\n"); - retval = -EBUSY; - goto fail_request_resource; - } - - hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&pdev->dev, res); if (hcd->regs == NULL) { dev_dbg(&pdev->dev, "error mapping memory\n"); retval = -EFAULT; - goto fail_ioremap; + goto fail_request_resource; } retval = usb_add_hcd(hcd, irq, IRQF_SHARED); if (retval) - goto fail_add_hcd; + goto fail_request_resource; return retval; -fail_add_hcd: - iounmap(hcd->regs); -fail_ioremap: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); fail_request_resource: usb_put_hcd(hcd); fail_create_hcd: @@ -134,8 +123,6 @@ static int ixp4xx_ehci_remove(struct platform_device *pdev) struct usb_hcd *hcd = platform_get_drvdata(pdev); usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); return 0; diff --git a/trunk/drivers/usb/host/ehci-ls1x.c b/trunk/drivers/usb/host/ehci-ls1x.c index a283e59709d6..ca759652626b 100644 --- a/trunk/drivers/usb/host/ehci-ls1x.c +++ b/trunk/drivers/usb/host/ehci-ls1x.c @@ -106,29 +106,19 @@ static int ehci_hcd_ls1x_probe(struct platform_device *pdev) hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - dev_dbg(&pdev->dev, "controller already in use\n"); - ret = -EBUSY; - goto err_put_hcd; - } - - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&pdev->dev, res); if (hcd->regs == NULL) { dev_dbg(&pdev->dev, "error mapping memory\n"); ret = -EFAULT; - goto err_release_region; + goto err_put_hcd; } - ret = usb_add_hcd(hcd, irq, IRQF_DISABLED | IRQF_SHARED); + ret = usb_add_hcd(hcd, irq, IRQF_SHARED); if (ret) - goto err_iounmap; + goto err_put_hcd; return ret; -err_iounmap: - iounmap(hcd->regs); -err_release_region: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); err_put_hcd: usb_put_hcd(hcd); return ret; @@ -139,8 +129,6 @@ static int ehci_hcd_ls1x_remove(struct platform_device *pdev) struct usb_hcd *hcd = platform_get_drvdata(pdev); usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); return 0; diff --git a/trunk/drivers/usb/host/ehci-msm.c b/trunk/drivers/usb/host/ehci-msm.c index 17dd9e94001e..4af4dc5b618c 100644 --- a/trunk/drivers/usb/host/ehci-msm.c +++ b/trunk/drivers/usb/host/ehci-msm.c @@ -133,7 +133,7 @@ static int ehci_msm_probe(struct platform_device *pdev) hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_ioremap(&pdev->dev, hcd->rsrc_start, hcd->rsrc_len); if (!hcd->regs) { dev_err(&pdev->dev, "ioremap failed\n"); ret = -ENOMEM; @@ -145,17 +145,17 @@ static int ehci_msm_probe(struct platform_device *pdev) * powering up VBUS, mapping of registers address space and power * management. */ - phy = usb_get_phy(USB_PHY_TYPE_USB2); + phy = devm_usb_get_phy(&pdev->dev, USB_PHY_TYPE_USB2); if (IS_ERR_OR_NULL(phy)) { dev_err(&pdev->dev, "unable to find transceiver\n"); ret = -ENODEV; - goto unmap; + goto put_hcd; } ret = otg_set_host(phy->otg, &hcd->self); if (ret < 0) { dev_err(&pdev->dev, "unable to register with transceiver\n"); - goto put_transceiver; + goto put_hcd; } device_init_wakeup(&pdev->dev, 1); @@ -168,10 +168,6 @@ static int ehci_msm_probe(struct platform_device *pdev) return 0; -put_transceiver: - usb_put_phy(phy); -unmap: - iounmap(hcd->regs); put_hcd: usb_put_hcd(hcd); @@ -187,7 +183,6 @@ static int __devexit ehci_msm_remove(struct platform_device *pdev) pm_runtime_set_suspended(&pdev->dev); otg_set_host(phy->otg, NULL); - usb_put_phy(phy); usb_put_hcd(hcd); diff --git a/trunk/drivers/usb/host/ehci-mv.c b/trunk/drivers/usb/host/ehci-mv.c index f6df1ccc9617..f7bfc0b898b9 100644 --- a/trunk/drivers/usb/host/ehci-mv.c +++ b/trunk/drivers/usb/host/ehci-mv.c @@ -161,7 +161,7 @@ static int mv_ehci_probe(struct platform_device *pdev) return -ENOMEM; size = sizeof(*ehci_mv) + sizeof(struct clk *) * pdata->clknum; - ehci_mv = kzalloc(size, GFP_KERNEL); + ehci_mv = devm_kzalloc(&pdev->dev, size, GFP_KERNEL); if (ehci_mv == NULL) { dev_err(&pdev->dev, "cannot allocate ehci_hcd_mv\n"); retval = -ENOMEM; @@ -175,12 +175,12 @@ static int mv_ehci_probe(struct platform_device *pdev) ehci_mv->clknum = pdata->clknum; for (clk_i = 0; clk_i < ehci_mv->clknum; clk_i++) { ehci_mv->clk[clk_i] = - clk_get(&pdev->dev, pdata->clkname[clk_i]); + devm_clk_get(&pdev->dev, pdata->clkname[clk_i]); if (IS_ERR(ehci_mv->clk[clk_i])) { dev_err(&pdev->dev, "error get clck \"%s\"\n", pdata->clkname[clk_i]); retval = PTR_ERR(ehci_mv->clk[clk_i]); - goto err_put_clk; + goto err_clear_drvdata; } } @@ -188,34 +188,36 @@ static int mv_ehci_probe(struct platform_device *pdev) if (r == NULL) { dev_err(&pdev->dev, "no phy I/O memory resource defined\n"); retval = -ENODEV; - goto err_put_clk; + goto err_clear_drvdata; } - ehci_mv->phy_regs = ioremap(r->start, resource_size(r)); + ehci_mv->phy_regs = devm_ioremap(&pdev->dev, r->start, + resource_size(r)); if (ehci_mv->phy_regs == 0) { dev_err(&pdev->dev, "failed to map phy I/O memory\n"); retval = -EFAULT; - goto err_put_clk; + goto err_clear_drvdata; } r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "capregs"); if (!r) { dev_err(&pdev->dev, "no I/O memory resource defined\n"); retval = -ENODEV; - goto err_iounmap_phyreg; + goto err_clear_drvdata; } - ehci_mv->cap_regs = ioremap(r->start, resource_size(r)); + ehci_mv->cap_regs = devm_ioremap(&pdev->dev, r->start, + resource_size(r)); if (ehci_mv->cap_regs == NULL) { dev_err(&pdev->dev, "failed to map I/O memory\n"); retval = -EFAULT; - goto err_iounmap_phyreg; + goto err_clear_drvdata; } retval = mv_ehci_enable(ehci_mv); if (retval) { dev_err(&pdev->dev, "init phy error %d\n", retval); - goto err_iounmap_capreg; + goto err_clear_drvdata; } offset = readl(ehci_mv->cap_regs) & CAPLENGTH_MASK; @@ -239,7 +241,7 @@ static int mv_ehci_probe(struct platform_device *pdev) ehci_mv->mode = pdata->mode; if (ehci_mv->mode == MV_USB_MODE_OTG) { #ifdef CONFIG_USB_OTG_UTILS - ehci_mv->otg = usb_get_phy(USB_PHY_TYPE_USB2); + ehci_mv->otg = devm_usb_get_phy(&pdev->dev, USB_PHY_TYPE_USB2); if (IS_ERR_OR_NULL(ehci_mv->otg)) { dev_err(&pdev->dev, "unable to find transceiver\n"); @@ -252,7 +254,7 @@ static int mv_ehci_probe(struct platform_device *pdev) dev_err(&pdev->dev, "unable to register with transceiver\n"); retval = -ENODEV; - goto err_put_transceiver; + goto err_disable_clk; } /* otg will enable clock before use as host */ mv_ehci_disable(ehci_mv); @@ -286,22 +288,10 @@ static int mv_ehci_probe(struct platform_device *pdev) err_set_vbus: if (pdata->set_vbus) pdata->set_vbus(0); -#ifdef CONFIG_USB_OTG_UTILS -err_put_transceiver: - if (!IS_ERR_OR_NULL(ehci_mv->otg)) - usb_put_phy(ehci_mv->otg); -#endif err_disable_clk: mv_ehci_disable(ehci_mv); -err_iounmap_capreg: - iounmap(ehci_mv->cap_regs); -err_iounmap_phyreg: - iounmap(ehci_mv->phy_regs); -err_put_clk: - for (clk_i--; clk_i >= 0; clk_i--) - clk_put(ehci_mv->clk[clk_i]); +err_clear_drvdata: platform_set_drvdata(pdev, NULL); - kfree(ehci_mv); err_put_hcd: usb_put_hcd(hcd); @@ -317,10 +307,8 @@ static int mv_ehci_remove(struct platform_device *pdev) if (hcd->rh_registered) usb_remove_hcd(hcd); - if (!IS_ERR_OR_NULL(ehci_mv->otg)) { + if (!IS_ERR_OR_NULL(ehci_mv->otg)) otg_set_host(ehci_mv->otg->otg, NULL); - usb_put_phy(ehci_mv->otg); - } if (ehci_mv->mode == MV_USB_MODE_HOST) { if (ehci_mv->pdata->set_vbus) @@ -329,15 +317,8 @@ static int mv_ehci_remove(struct platform_device *pdev) mv_ehci_disable(ehci_mv); } - iounmap(ehci_mv->cap_regs); - iounmap(ehci_mv->phy_regs); - - for (clk_i = 0; clk_i < ehci_mv->clknum; clk_i++) - clk_put(ehci_mv->clk[clk_i]); - platform_set_drvdata(pdev, NULL); - kfree(ehci_mv); usb_put_hcd(hcd); return 0; diff --git a/trunk/drivers/usb/host/ehci-mxc.c b/trunk/drivers/usb/host/ehci-mxc.c index 34201372c85f..959e1a4c3491 100644 --- a/trunk/drivers/usb/host/ehci-mxc.c +++ b/trunk/drivers/usb/host/ehci-mxc.c @@ -121,7 +121,7 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) if (!hcd) return -ENOMEM; - priv = kzalloc(sizeof(*priv), GFP_KERNEL); + priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); if (!priv) { ret = -ENOMEM; goto err_alloc; @@ -131,34 +131,28 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) if (!res) { dev_err(dev, "Found HC with no register addr. Check setup!\n"); ret = -ENODEV; - goto err_get_resource; + goto err_alloc; } hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - dev_dbg(dev, "controller already in use\n"); - ret = -EBUSY; - goto err_request_mem; - } - - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&pdev->dev, res); if (!hcd->regs) { dev_err(dev, "error mapping memory\n"); ret = -EFAULT; - goto err_ioremap; + goto err_alloc; } /* enable clocks */ - priv->usbclk = clk_get(dev, "ipg"); + priv->usbclk = devm_clk_get(&pdev->dev, "ipg"); if (IS_ERR(priv->usbclk)) { ret = PTR_ERR(priv->usbclk); - goto err_clk; + goto err_alloc; } clk_prepare_enable(priv->usbclk); - priv->ahbclk = clk_get(dev, "ahb"); + priv->ahbclk = devm_clk_get(&pdev->dev, "ahb"); if (IS_ERR(priv->ahbclk)) { ret = PTR_ERR(priv->ahbclk); goto err_clk_ahb; @@ -166,7 +160,7 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) clk_prepare_enable(priv->ahbclk); /* "dr" device has its own clock on i.MX51 */ - priv->phyclk = clk_get(dev, "phy"); + priv->phyclk = devm_clk_get(&pdev->dev, "phy"); if (IS_ERR(priv->phyclk)) priv->phyclk = NULL; if (priv->phyclk) @@ -245,23 +239,12 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) if (pdata && pdata->exit) pdata->exit(pdev); err_init: - if (priv->phyclk) { + if (priv->phyclk) clk_disable_unprepare(priv->phyclk); - clk_put(priv->phyclk); - } clk_disable_unprepare(priv->ahbclk); - clk_put(priv->ahbclk); err_clk_ahb: clk_disable_unprepare(priv->usbclk); - clk_put(priv->usbclk); -err_clk: - iounmap(hcd->regs); -err_ioremap: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -err_request_mem: -err_get_resource: - kfree(priv); err_alloc: usb_put_hcd(hcd); return ret; @@ -280,22 +263,14 @@ static int __exit ehci_mxc_drv_remove(struct platform_device *pdev) usb_phy_shutdown(pdata->otg); usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); platform_set_drvdata(pdev, NULL); clk_disable_unprepare(priv->usbclk); - clk_put(priv->usbclk); clk_disable_unprepare(priv->ahbclk); - clk_put(priv->ahbclk); - if (priv->phyclk) { + if (priv->phyclk) clk_disable_unprepare(priv->phyclk); - clk_put(priv->phyclk); - } - - kfree(priv); return 0; } diff --git a/trunk/drivers/usb/host/ehci-omap.c b/trunk/drivers/usb/host/ehci-omap.c index bb55eb4a7d48..d7fe287d0678 100644 --- a/trunk/drivers/usb/host/ehci-omap.c +++ b/trunk/drivers/usb/host/ehci-omap.c @@ -56,15 +56,6 @@ #define EHCI_INSNREG05_ULPI_EXTREGADD_SHIFT 8 #define EHCI_INSNREG05_ULPI_WRDATA_SHIFT 0 -/* Errata i693 */ -static struct clk *utmi_p1_fck; -static struct clk *utmi_p2_fck; -static struct clk *xclk60mhsp1_ck; -static struct clk *xclk60mhsp2_ck; -static struct clk *usbhost_p1_fck; -static struct clk *usbhost_p2_fck; -static struct clk *init_60m_fclk; - /*-------------------------------------------------------------------------*/ static const struct hc_driver ehci_omap_hc_driver; @@ -80,40 +71,6 @@ static inline u32 ehci_read(void __iomem *base, u32 reg) return __raw_readl(base + reg); } -/* Erratum i693 workaround sequence */ -static void omap_ehci_erratum_i693(struct ehci_hcd *ehci) -{ - int ret = 0; - - /* Switch to the internal 60 MHz clock */ - ret = clk_set_parent(utmi_p1_fck, init_60m_fclk); - if (ret != 0) - ehci_err(ehci, "init_60m_fclk set parent" - "failed error:%d\n", ret); - - ret = clk_set_parent(utmi_p2_fck, init_60m_fclk); - if (ret != 0) - ehci_err(ehci, "init_60m_fclk set parent" - "failed error:%d\n", ret); - - clk_enable(usbhost_p1_fck); - clk_enable(usbhost_p2_fck); - - /* Wait 1ms and switch back to the external clock */ - mdelay(1); - ret = clk_set_parent(utmi_p1_fck, xclk60mhsp1_ck); - if (ret != 0) - ehci_err(ehci, "xclk60mhsp1_ck set parent" - "failed error:%d\n", ret); - - ret = clk_set_parent(utmi_p2_fck, xclk60mhsp2_ck); - if (ret != 0) - ehci_err(ehci, "xclk60mhsp2_ck set parent" - "failed error:%d\n", ret); - - clk_disable(usbhost_p1_fck); - clk_disable(usbhost_p2_fck); -} static void omap_ehci_soft_phy_reset(struct usb_hcd *hcd, u8 port) { @@ -195,50 +152,6 @@ static int omap_ehci_init(struct usb_hcd *hcd) return rc; } -static int omap_ehci_hub_control( - struct usb_hcd *hcd, - u16 typeReq, - u16 wValue, - u16 wIndex, - char *buf, - u16 wLength -) -{ - struct ehci_hcd *ehci = hcd_to_ehci(hcd); - u32 __iomem *status_reg = &ehci->regs->port_status[ - (wIndex & 0xff) - 1]; - u32 temp; - unsigned long flags; - int retval = 0; - - spin_lock_irqsave(&ehci->lock, flags); - - if (typeReq == SetPortFeature && wValue == USB_PORT_FEAT_SUSPEND) { - temp = ehci_readl(ehci, status_reg); - if ((temp & PORT_PE) == 0 || (temp & PORT_RESET) != 0) { - retval = -EPIPE; - goto done; - } - - temp &= ~PORT_WKCONN_E; - temp |= PORT_WKDISC_E | PORT_WKOC_E; - ehci_writel(ehci, temp | PORT_SUSPEND, status_reg); - - omap_ehci_erratum_i693(ehci); - - set_bit((wIndex & 0xff) - 1, &ehci->suspended_ports); - goto done; - } - - spin_unlock_irqrestore(&ehci->lock, flags); - - /* Handle the hub control events here */ - return ehci_hub_control(hcd, typeReq, wValue, wIndex, buf, wLength); -done: - spin_unlock_irqrestore(&ehci->lock, flags); - return retval; -} - static void disable_put_regulator( struct ehci_hcd_omap_platform_data *pdata) { @@ -351,79 +264,9 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev) goto err_pm_runtime; } - /* get clocks */ - utmi_p1_fck = clk_get(dev, "utmi_p1_gfclk"); - if (IS_ERR(utmi_p1_fck)) { - ret = PTR_ERR(utmi_p1_fck); - dev_err(dev, "utmi_p1_gfclk failed error:%d\n", ret); - goto err_add_hcd; - } - - xclk60mhsp1_ck = clk_get(dev, "xclk60mhsp1_ck"); - if (IS_ERR(xclk60mhsp1_ck)) { - ret = PTR_ERR(xclk60mhsp1_ck); - dev_err(dev, "xclk60mhsp1_ck failed error:%d\n", ret); - goto err_utmi_p1_fck; - } - - utmi_p2_fck = clk_get(dev, "utmi_p2_gfclk"); - if (IS_ERR(utmi_p2_fck)) { - ret = PTR_ERR(utmi_p2_fck); - dev_err(dev, "utmi_p2_gfclk failed error:%d\n", ret); - goto err_xclk60mhsp1_ck; - } - - xclk60mhsp2_ck = clk_get(dev, "xclk60mhsp2_ck"); - if (IS_ERR(xclk60mhsp2_ck)) { - ret = PTR_ERR(xclk60mhsp2_ck); - dev_err(dev, "xclk60mhsp2_ck failed error:%d\n", ret); - goto err_utmi_p2_fck; - } - - usbhost_p1_fck = clk_get(dev, "usb_host_hs_utmi_p1_clk"); - if (IS_ERR(usbhost_p1_fck)) { - ret = PTR_ERR(usbhost_p1_fck); - dev_err(dev, "usbhost_p1_fck failed error:%d\n", ret); - goto err_xclk60mhsp2_ck; - } - - usbhost_p2_fck = clk_get(dev, "usb_host_hs_utmi_p2_clk"); - if (IS_ERR(usbhost_p2_fck)) { - ret = PTR_ERR(usbhost_p2_fck); - dev_err(dev, "usbhost_p2_fck failed error:%d\n", ret); - goto err_usbhost_p1_fck; - } - - init_60m_fclk = clk_get(dev, "init_60m_fclk"); - if (IS_ERR(init_60m_fclk)) { - ret = PTR_ERR(init_60m_fclk); - dev_err(dev, "init_60m_fclk failed error:%d\n", ret); - goto err_usbhost_p2_fck; - } return 0; -err_usbhost_p2_fck: - clk_put(usbhost_p2_fck); - -err_usbhost_p1_fck: - clk_put(usbhost_p1_fck); - -err_xclk60mhsp2_ck: - clk_put(xclk60mhsp2_ck); - -err_utmi_p2_fck: - clk_put(utmi_p2_fck); - -err_xclk60mhsp1_ck: - clk_put(xclk60mhsp1_ck); - -err_utmi_p1_fck: - clk_put(utmi_p1_fck); - -err_add_hcd: - usb_remove_hcd(hcd); - err_pm_runtime: disable_put_regulator(pdata); pm_runtime_put_sync(dev); @@ -454,14 +297,6 @@ static int ehci_hcd_omap_remove(struct platform_device *pdev) iounmap(hcd->regs); usb_put_hcd(hcd); - clk_put(utmi_p1_fck); - clk_put(utmi_p2_fck); - clk_put(xclk60mhsp1_ck); - clk_put(xclk60mhsp2_ck); - clk_put(usbhost_p1_fck); - clk_put(usbhost_p2_fck); - clk_put(init_60m_fclk); - pm_runtime_put_sync(dev); pm_runtime_disable(dev); @@ -532,7 +367,7 @@ static const struct hc_driver ehci_omap_hc_driver = { * root hub support */ .hub_status_data = ehci_hub_status_data, - .hub_control = omap_ehci_hub_control, + .hub_control = ehci_hub_control, .bus_suspend = ehci_bus_suspend, .bus_resume = ehci_bus_resume, diff --git a/trunk/drivers/usb/host/ehci-platform.c b/trunk/drivers/usb/host/ehci-platform.c index 4b1d896d5a22..764e0100b6f4 100644 --- a/trunk/drivers/usb/host/ehci-platform.c +++ b/trunk/drivers/usb/host/ehci-platform.c @@ -82,10 +82,14 @@ static int __devinit ehci_platform_probe(struct platform_device *dev) { struct usb_hcd *hcd; struct resource *res_mem; + struct usb_ehci_pdata *pdata = dev->dev.platform_data; int irq; int err = -ENOMEM; - BUG_ON(!dev->dev.platform_data); + if (!pdata) { + WARN_ON(1); + return -ENODEV; + } if (usb_disabled()) return -ENODEV; @@ -101,10 +105,18 @@ static int __devinit ehci_platform_probe(struct platform_device *dev) return -ENXIO; } + if (pdata->power_on) { + err = pdata->power_on(dev); + if (err < 0) + return err; + } + hcd = usb_create_hcd(&ehci_platform_hc_driver, &dev->dev, dev_name(&dev->dev)); - if (!hcd) - return -ENOMEM; + if (!hcd) { + err = -ENOMEM; + goto err_power; + } hcd->rsrc_start = res_mem->start; hcd->rsrc_len = resource_size(res_mem); @@ -116,8 +128,10 @@ static int __devinit ehci_platform_probe(struct platform_device *dev) } hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); - if (!hcd->regs) + if (!hcd->regs) { + err = -ENOMEM; goto err_release_region; + } err = usb_add_hcd(hcd, irq, IRQF_SHARED); if (err) goto err_iounmap; @@ -132,12 +146,17 @@ static int __devinit ehci_platform_probe(struct platform_device *dev) release_mem_region(hcd->rsrc_start, hcd->rsrc_len); err_put_hcd: usb_put_hcd(hcd); +err_power: + if (pdata->power_off) + pdata->power_off(dev); + return err; } static int __devexit ehci_platform_remove(struct platform_device *dev) { struct usb_hcd *hcd = platform_get_drvdata(dev); + struct usb_ehci_pdata *pdata = dev->dev.platform_data; usb_remove_hcd(hcd); iounmap(hcd->regs); @@ -145,6 +164,9 @@ static int __devexit ehci_platform_remove(struct platform_device *dev) usb_put_hcd(hcd); platform_set_drvdata(dev, NULL); + if (pdata->power_off) + pdata->power_off(dev); + return 0; } @@ -153,14 +175,32 @@ static int __devexit ehci_platform_remove(struct platform_device *dev) static int ehci_platform_suspend(struct device *dev) { struct usb_hcd *hcd = dev_get_drvdata(dev); + struct usb_ehci_pdata *pdata = dev->platform_data; + struct platform_device *pdev = + container_of(dev, struct platform_device, dev); bool do_wakeup = device_may_wakeup(dev); + int ret; + + ret = ehci_suspend(hcd, do_wakeup); - return ehci_suspend(hcd, do_wakeup); + if (pdata->power_suspend) + pdata->power_suspend(pdev); + + return ret; } static int ehci_platform_resume(struct device *dev) { struct usb_hcd *hcd = dev_get_drvdata(dev); + struct usb_ehci_pdata *pdata = dev->platform_data; + struct platform_device *pdev = + container_of(dev, struct platform_device, dev); + + if (pdata->power_on) { + int err = pdata->power_on(pdev); + if (err < 0) + return err; + } ehci_resume(hcd, false); return 0; diff --git a/trunk/drivers/usb/host/ehci-ppc-of.c b/trunk/drivers/usb/host/ehci-ppc-of.c index bbbe89dfd886..fa937d05a02b 100644 --- a/trunk/drivers/usb/host/ehci-ppc-of.c +++ b/trunk/drivers/usb/host/ehci-ppc-of.c @@ -114,12 +114,6 @@ static int __devinit ehci_hcd_ppc_of_probe(struct platform_device *op) hcd->rsrc_start = res.start; hcd->rsrc_len = resource_size(&res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__); - rv = -EBUSY; - goto err_rmr; - } - irq = irq_of_parse_and_map(dn, 0); if (irq == NO_IRQ) { printk(KERN_ERR "%s: irq_of_parse_and_map failed\n", __FILE__); @@ -127,9 +121,9 @@ static int __devinit ehci_hcd_ppc_of_probe(struct platform_device *op) goto err_irq; } - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&op->dev, &res); if (!hcd->regs) { - printk(KERN_ERR "%s: ioremap failed\n", __FILE__); + pr_err("%s: devm_request_and_ioremap failed\n", __FILE__); rv = -ENOMEM; goto err_ioremap; } @@ -139,8 +133,10 @@ static int __devinit ehci_hcd_ppc_of_probe(struct platform_device *op) if (np != NULL) { /* claim we really affected by usb23 erratum */ if (!of_address_to_resource(np, 0, &res)) - ehci->ohci_hcctrl_reg = ioremap(res.start + - OHCI_HCCTRL_OFFSET, OHCI_HCCTRL_LEN); + ehci->ohci_hcctrl_reg = + devm_ioremap(&op->dev, + res.start + OHCI_HCCTRL_OFFSET, + OHCI_HCCTRL_LEN); else pr_debug("%s: no ohci offset in fdt\n", __FILE__); if (!ehci->ohci_hcctrl_reg) { @@ -169,19 +165,13 @@ static int __devinit ehci_hcd_ppc_of_probe(struct platform_device *op) rv = usb_add_hcd(hcd, irq, 0); if (rv) - goto err_ehci; + goto err_ioremap; return 0; -err_ehci: - if (ehci->has_amcc_usb23) - iounmap(ehci->ohci_hcctrl_reg); - iounmap(hcd->regs); err_ioremap: irq_dispose_mapping(irq); err_irq: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -err_rmr: usb_put_hcd(hcd); return rv; @@ -202,9 +192,7 @@ static int ehci_hcd_ppc_of_remove(struct platform_device *op) usb_remove_hcd(hcd); - iounmap(hcd->regs); irq_dispose_mapping(hcd->irq); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); /* use request_mem_region to test if the ohci driver is loaded. if so * ensure the ohci core is operational. @@ -222,8 +210,6 @@ static int ehci_hcd_ppc_of_remove(struct platform_device *op) pr_debug("%s: no ohci offset in fdt\n", __FILE__); of_node_put(np); } - - iounmap(ehci->ohci_hcctrl_reg); } usb_put_hcd(hcd); diff --git a/trunk/drivers/usb/host/ehci-s5p.c b/trunk/drivers/usb/host/ehci-s5p.c index 9d8f1dd57cb3..d055503e4183 100644 --- a/trunk/drivers/usb/host/ehci-s5p.c +++ b/trunk/drivers/usb/host/ehci-s5p.c @@ -128,7 +128,7 @@ static int __devinit s5p_ehci_probe(struct platform_device *pdev) } s5p_ehci->hcd = hcd; - s5p_ehci->clk = clk_get(&pdev->dev, "usbhost"); + s5p_ehci->clk = devm_clk_get(&pdev->dev, "usbhost"); if (IS_ERR(s5p_ehci->clk)) { dev_err(&pdev->dev, "Failed to get usbhost clock\n"); @@ -138,7 +138,7 @@ static int __devinit s5p_ehci_probe(struct platform_device *pdev) err = clk_enable(s5p_ehci->clk); if (err) - goto fail_clken; + goto fail_clk; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { @@ -184,8 +184,6 @@ static int __devinit s5p_ehci_probe(struct platform_device *pdev) fail_io: clk_disable(s5p_ehci->clk); -fail_clken: - clk_put(s5p_ehci->clk); fail_clk: usb_put_hcd(hcd); return err; @@ -203,7 +201,6 @@ static int __devexit s5p_ehci_remove(struct platform_device *pdev) pdata->phy_exit(pdev, S5P_USB_PHY_HOST); clk_disable(s5p_ehci->clk); - clk_put(s5p_ehci->clk); usb_put_hcd(hcd); diff --git a/trunk/drivers/usb/host/ehci-sead3.c b/trunk/drivers/usb/host/ehci-sead3.c index 58c96bd50d22..efad02d947f2 100644 --- a/trunk/drivers/usb/host/ehci-sead3.c +++ b/trunk/drivers/usb/host/ehci-sead3.c @@ -40,7 +40,7 @@ static int ehci_sead3_setup(struct usb_hcd *hcd) ehci->need_io_watchdog = 0; /* Set burst length to 16 words. */ - ehci_writel(ehci, 0x1010, &ehci->regs->reserved[1]); + ehci_writel(ehci, 0x1010, &ehci->regs->reserved1[1]); return ret; } @@ -112,17 +112,11 @@ static int ehci_hcd_sead3_drv_probe(struct platform_device *pdev) hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - pr_debug("request_mem_region failed"); - ret = -EBUSY; - goto err1; - } - - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&pdev->dev, res); if (!hcd->regs) { pr_debug("ioremap failed"); ret = -ENOMEM; - goto err2; + goto err1; } /* Root hub has integrated TT. */ @@ -135,9 +129,6 @@ static int ehci_hcd_sead3_drv_probe(struct platform_device *pdev) return ret; } - iounmap(hcd->regs); -err2: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); err1: usb_put_hcd(hcd); return ret; @@ -148,8 +139,6 @@ static int ehci_hcd_sead3_drv_remove(struct platform_device *pdev) struct usb_hcd *hcd = platform_get_drvdata(pdev); usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); platform_set_drvdata(pdev, NULL); diff --git a/trunk/drivers/usb/host/ehci-sh.c b/trunk/drivers/usb/host/ehci-sh.c index b3f1e3650da0..6081e1ed3ac9 100644 --- a/trunk/drivers/usb/host/ehci-sh.c +++ b/trunk/drivers/usb/host/ehci-sh.c @@ -125,33 +125,27 @@ static int ehci_hcd_sh_probe(struct platform_device *pdev) hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, - driver->description)) { - dev_dbg(&pdev->dev, "controller already in use\n"); - ret = -EBUSY; - goto fail_request_resource; - } - - hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&pdev->dev, res); if (hcd->regs == NULL) { dev_dbg(&pdev->dev, "error mapping memory\n"); ret = -ENXIO; - goto fail_ioremap; + goto fail_request_resource; } - priv = kmalloc(sizeof(struct ehci_sh_priv), GFP_KERNEL); + priv = devm_kzalloc(&pdev->dev, sizeof(struct ehci_sh_priv), + GFP_KERNEL); if (!priv) { dev_dbg(&pdev->dev, "error allocating priv data\n"); ret = -ENOMEM; - goto fail_alloc; + goto fail_request_resource; } /* These are optional, we don't care if they fail */ - priv->fclk = clk_get(&pdev->dev, "usb_fck"); + priv->fclk = devm_clk_get(&pdev->dev, "usb_fck"); if (IS_ERR(priv->fclk)) priv->fclk = NULL; - priv->iclk = clk_get(&pdev->dev, "usb_ick"); + priv->iclk = devm_clk_get(&pdev->dev, "usb_ick"); if (IS_ERR(priv->iclk)) priv->iclk = NULL; @@ -176,14 +170,6 @@ static int ehci_hcd_sh_probe(struct platform_device *pdev) clk_disable(priv->iclk); clk_disable(priv->fclk); - clk_put(priv->iclk); - clk_put(priv->fclk); - - kfree(priv); -fail_alloc: - iounmap(hcd->regs); -fail_ioremap: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); fail_request_resource: usb_put_hcd(hcd); fail_create_hcd: @@ -198,19 +184,12 @@ static int __exit ehci_hcd_sh_remove(struct platform_device *pdev) struct usb_hcd *hcd = priv->hcd; usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); platform_set_drvdata(pdev, NULL); clk_disable(priv->fclk); clk_disable(priv->iclk); - clk_put(priv->fclk); - clk_put(priv->iclk); - - kfree(priv); - return 0; } diff --git a/trunk/drivers/usb/host/ehci-tegra.c b/trunk/drivers/usb/host/ehci-tegra.c index 950e95efa381..75eca42dd607 100644 --- a/trunk/drivers/usb/host/ehci-tegra.c +++ b/trunk/drivers/usb/host/ehci-tegra.c @@ -634,7 +634,8 @@ static int tegra_ehci_probe(struct platform_device *pdev) setup_vbus_gpio(pdev, pdata); - tegra = kzalloc(sizeof(struct tegra_ehci_hcd), GFP_KERNEL); + tegra = devm_kzalloc(&pdev->dev, sizeof(struct tegra_ehci_hcd), + GFP_KERNEL); if (!tegra) return -ENOMEM; @@ -642,13 +643,12 @@ static int tegra_ehci_probe(struct platform_device *pdev) dev_name(&pdev->dev)); if (!hcd) { dev_err(&pdev->dev, "Unable to create HCD\n"); - err = -ENOMEM; - goto fail_hcd; + return -ENOMEM; } platform_set_drvdata(pdev, tegra); - tegra->clk = clk_get(&pdev->dev, NULL); + tegra->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(tegra->clk)) { dev_err(&pdev->dev, "Can't get ehci clock\n"); err = PTR_ERR(tegra->clk); @@ -657,9 +657,9 @@ static int tegra_ehci_probe(struct platform_device *pdev) err = clk_prepare_enable(tegra->clk); if (err) - goto fail_clken; + goto fail_clk; - tegra->emc_clk = clk_get(&pdev->dev, "emc"); + tegra->emc_clk = devm_clk_get(&pdev->dev, "emc"); if (IS_ERR(tegra->emc_clk)) { dev_err(&pdev->dev, "Can't get emc clock\n"); err = PTR_ERR(tegra->emc_clk); @@ -677,7 +677,7 @@ static int tegra_ehci_probe(struct platform_device *pdev) } hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - hcd->regs = ioremap(res->start, resource_size(res)); + hcd->regs = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!hcd->regs) { dev_err(&pdev->dev, "Failed to remap I/O memory\n"); err = -ENOMEM; @@ -702,7 +702,7 @@ static int tegra_ehci_probe(struct platform_device *pdev) default: err = -ENODEV; dev_err(&pdev->dev, "unknown usb instance\n"); - goto fail_phy; + goto fail_io; } } @@ -712,7 +712,7 @@ static int tegra_ehci_probe(struct platform_device *pdev) if (IS_ERR(tegra->phy)) { dev_err(&pdev->dev, "Failed to open USB phy\n"); err = -ENXIO; - goto fail_phy; + goto fail_io; } err = tegra_usb_phy_power_on(tegra->phy); @@ -733,7 +733,8 @@ static int tegra_ehci_probe(struct platform_device *pdev) #ifdef CONFIG_USB_OTG_UTILS if (pdata->operating_mode == TEGRA_USB_OTG) { - tegra->transceiver = usb_get_phy(USB_PHY_TYPE_USB2); + tegra->transceiver = + devm_usb_get_phy(&pdev->dev, USB_PHY_TYPE_USB2); if (!IS_ERR_OR_NULL(tegra->transceiver)) otg_set_host(tegra->transceiver->otg, &hcd->self); } @@ -757,25 +758,16 @@ static int tegra_ehci_probe(struct platform_device *pdev) fail: #ifdef CONFIG_USB_OTG_UTILS - if (!IS_ERR_OR_NULL(tegra->transceiver)) { + if (!IS_ERR_OR_NULL(tegra->transceiver)) otg_set_host(tegra->transceiver->otg, NULL); - usb_put_phy(tegra->transceiver); - } #endif tegra_usb_phy_close(tegra->phy); -fail_phy: - iounmap(hcd->regs); fail_io: clk_disable_unprepare(tegra->emc_clk); - clk_put(tegra->emc_clk); fail_emc_clk: clk_disable_unprepare(tegra->clk); -fail_clken: - clk_put(tegra->clk); fail_clk: usb_put_hcd(hcd); -fail_hcd: - kfree(tegra); return err; } @@ -792,25 +784,20 @@ static int tegra_ehci_remove(struct platform_device *pdev) pm_runtime_put_noidle(&pdev->dev); #ifdef CONFIG_USB_OTG_UTILS - if (!IS_ERR_OR_NULL(tegra->transceiver)) { + if (!IS_ERR_OR_NULL(tegra->transceiver)) otg_set_host(tegra->transceiver->otg, NULL); - usb_put_phy(tegra->transceiver); - } #endif usb_remove_hcd(hcd); - usb_put_hcd(hcd); tegra_usb_phy_close(tegra->phy); - iounmap(hcd->regs); + + usb_put_hcd(hcd); clk_disable_unprepare(tegra->clk); - clk_put(tegra->clk); clk_disable_unprepare(tegra->emc_clk); - clk_put(tegra->emc_clk); - kfree(tegra); return 0; } diff --git a/trunk/drivers/usb/host/ehci-vt8500.c b/trunk/drivers/usb/host/ehci-vt8500.c index 4d147c4e33f5..96722bfebc84 100644 --- a/trunk/drivers/usb/host/ehci-vt8500.c +++ b/trunk/drivers/usb/host/ehci-vt8500.c @@ -16,6 +16,7 @@ * */ +#include #include static int ehci_update_device(struct usb_hcd *hcd, struct usb_device *udev) @@ -106,17 +107,11 @@ static int vt8500_ehci_drv_probe(struct platform_device *pdev) hcd->rsrc_start = res->start; hcd->rsrc_len = resource_size(res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - pr_debug("request_mem_region failed"); - ret = -EBUSY; - goto err1; - } - - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&pdev->dev, res); if (!hcd->regs) { pr_debug("ioremap failed"); ret = -ENOMEM; - goto err2; + goto err1; } ehci = hcd_to_ehci(hcd); @@ -129,9 +124,6 @@ static int vt8500_ehci_drv_probe(struct platform_device *pdev) return ret; } - iounmap(hcd->regs); -err2: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); err1: usb_put_hcd(hcd); return ret; @@ -142,14 +134,18 @@ static int vt8500_ehci_drv_remove(struct platform_device *pdev) struct usb_hcd *hcd = platform_get_drvdata(pdev); usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); platform_set_drvdata(pdev, NULL); return 0; } +static const struct of_device_id vt8500_ehci_ids[] = { + { .compatible = "via,vt8500-ehci", }, + { .compatible = "wm,prizm-ehci", }, + {} +}; + static struct platform_driver vt8500_ehci_driver = { .probe = vt8500_ehci_drv_probe, .remove = vt8500_ehci_drv_remove, @@ -157,7 +153,9 @@ static struct platform_driver vt8500_ehci_driver = { .driver = { .name = "vt8500-ehci", .owner = THIS_MODULE, + .of_match_table = of_match_ptr(vt8500_ehci_ids), } }; MODULE_ALIAS("platform:vt8500-ehci"); +MODULE_DEVICE_TABLE(of, vt8500_ehci_ids); diff --git a/trunk/drivers/usb/host/ehci-xilinx-of.c b/trunk/drivers/usb/host/ehci-xilinx-of.c index 39f24fa37ebe..6a3f921a5d76 100644 --- a/trunk/drivers/usb/host/ehci-xilinx-of.c +++ b/trunk/drivers/usb/host/ehci-xilinx-of.c @@ -152,12 +152,6 @@ static int __devinit ehci_hcd_xilinx_of_probe(struct platform_device *op) hcd->rsrc_start = res.start; hcd->rsrc_len = resource_size(&res); - if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { - printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__); - rv = -EBUSY; - goto err_rmr; - } - irq = irq_of_parse_and_map(dn, 0); if (!irq) { printk(KERN_ERR "%s: irq_of_parse_and_map failed\n", __FILE__); @@ -165,11 +159,11 @@ static int __devinit ehci_hcd_xilinx_of_probe(struct platform_device *op) goto err_irq; } - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = devm_request_and_ioremap(&op->dev, &res); if (!hcd->regs) { - printk(KERN_ERR "%s: ioremap failed\n", __FILE__); + pr_err("%s: devm_request_and_ioremap failed\n", __FILE__); rv = -ENOMEM; - goto err_ioremap; + goto err_irq; } ehci = hcd_to_ehci(hcd); @@ -200,12 +194,7 @@ static int __devinit ehci_hcd_xilinx_of_probe(struct platform_device *op) if (rv == 0) return 0; - iounmap(hcd->regs); - -err_ioremap: err_irq: - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -err_rmr: usb_put_hcd(hcd); return rv; @@ -227,9 +216,6 @@ static int ehci_hcd_xilinx_of_remove(struct platform_device *op) usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); - usb_put_hcd(hcd); return 0; diff --git a/trunk/drivers/usb/host/fhci-sched.c b/trunk/drivers/usb/host/fhci-sched.c index 2dc8a40e39d7..8f18538e0ff7 100644 --- a/trunk/drivers/usb/host/fhci-sched.c +++ b/trunk/drivers/usb/host/fhci-sched.c @@ -261,8 +261,7 @@ static void move_head_to_tail(struct list_head *list) struct list_head *node = list->next; if (!list_empty(list)) { - list_del(node); - list_add_tail(node, list); + list_move_tail(node, list); } } diff --git a/trunk/drivers/usb/host/isp1362-hcd.c b/trunk/drivers/usb/host/isp1362-hcd.c index 2ed112d3e159..256326322cfd 100644 --- a/trunk/drivers/usb/host/isp1362-hcd.c +++ b/trunk/drivers/usb/host/isp1362-hcd.c @@ -543,12 +543,12 @@ static void postproc_ep(struct isp1362_hcd *isp1362_hcd, struct isp1362_ep *ep) usb_pipein(urb->pipe) ? "IN" : "OUT", ep->nextpid, short_ok ? "" : "not_", PTD_GET_COUNT(ptd), ep->maxpacket, len); + /* save the data underrun error code for later and + * proceed with the status stage + */ + urb->actual_length += PTD_GET_COUNT(ptd); if (usb_pipecontrol(urb->pipe)) { ep->nextpid = USB_PID_ACK; - /* save the data underrun error code for later and - * proceed with the status stage - */ - urb->actual_length += PTD_GET_COUNT(ptd); BUG_ON(urb->actual_length > urb->transfer_buffer_length); if (urb->status == -EINPROGRESS) diff --git a/trunk/drivers/usb/host/ohci-nxp.c b/trunk/drivers/usb/host/ohci-nxp.c index a446386bf779..c60066a63606 100644 --- a/trunk/drivers/usb/host/ohci-nxp.c +++ b/trunk/drivers/usb/host/ohci-nxp.c @@ -355,7 +355,7 @@ static int __devinit usb_hcd_nxp_probe(struct platform_device *pdev) usb_otg_clk = clk_get(&pdev->dev, "ck_usb_otg"); if (IS_ERR(usb_otg_clk)) { dev_err(&pdev->dev, "failed to acquire USB DEV Clock\n"); - ret = PTR_ERR(usb_dev_clk); + ret = PTR_ERR(usb_otg_clk); goto out6; } diff --git a/trunk/drivers/usb/host/ohci-platform.c b/trunk/drivers/usb/host/ohci-platform.c index 670c7059c9ae..e24ec9f79164 100644 --- a/trunk/drivers/usb/host/ohci-platform.c +++ b/trunk/drivers/usb/host/ohci-platform.c @@ -83,10 +83,14 @@ static int __devinit ohci_platform_probe(struct platform_device *dev) { struct usb_hcd *hcd; struct resource *res_mem; + struct usb_ohci_pdata *pdata = dev->dev.platform_data; int irq; int err = -ENOMEM; - BUG_ON(!dev->dev.platform_data); + if (!pdata) { + WARN_ON(1); + return -ENODEV; + } if (usb_disabled()) return -ENODEV; @@ -103,10 +107,18 @@ static int __devinit ohci_platform_probe(struct platform_device *dev) return -ENXIO; } + if (pdata->power_on) { + err = pdata->power_on(dev); + if (err < 0) + return err; + } + hcd = usb_create_hcd(&ohci_platform_hc_driver, &dev->dev, dev_name(&dev->dev)); - if (!hcd) - return -ENOMEM; + if (!hcd) { + err = -ENOMEM; + goto err_power; + } hcd->rsrc_start = res_mem->start; hcd->rsrc_len = resource_size(res_mem); @@ -118,8 +130,10 @@ static int __devinit ohci_platform_probe(struct platform_device *dev) } hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); - if (!hcd->regs) + if (!hcd->regs) { + err = -ENOMEM; goto err_release_region; + } err = usb_add_hcd(hcd, irq, IRQF_SHARED); if (err) goto err_iounmap; @@ -134,12 +148,17 @@ static int __devinit ohci_platform_probe(struct platform_device *dev) release_mem_region(hcd->rsrc_start, hcd->rsrc_len); err_put_hcd: usb_put_hcd(hcd); +err_power: + if (pdata->power_off) + pdata->power_off(dev); + return err; } static int __devexit ohci_platform_remove(struct platform_device *dev) { struct usb_hcd *hcd = platform_get_drvdata(dev); + struct usb_ohci_pdata *pdata = dev->dev.platform_data; usb_remove_hcd(hcd); iounmap(hcd->regs); @@ -147,6 +166,9 @@ static int __devexit ohci_platform_remove(struct platform_device *dev) usb_put_hcd(hcd); platform_set_drvdata(dev, NULL); + if (pdata->power_off) + pdata->power_off(dev); + return 0; } @@ -154,12 +176,28 @@ static int __devexit ohci_platform_remove(struct platform_device *dev) static int ohci_platform_suspend(struct device *dev) { + struct usb_ohci_pdata *pdata = dev->platform_data; + struct platform_device *pdev = + container_of(dev, struct platform_device, dev); + + if (pdata->power_suspend) + pdata->power_suspend(pdev); + return 0; } static int ohci_platform_resume(struct device *dev) { struct usb_hcd *hcd = dev_get_drvdata(dev); + struct usb_ohci_pdata *pdata = dev->platform_data; + struct platform_device *pdev = + container_of(dev, struct platform_device, dev); + + if (pdata->power_on) { + int err = pdata->power_on(pdev); + if (err < 0) + return err; + } ohci_finish_controller_resume(hcd); return 0; diff --git a/trunk/drivers/usb/host/ohci-pxa27x.c b/trunk/drivers/usb/host/ohci-pxa27x.c index e1a3cc6d28dc..77f4402aca03 100644 --- a/trunk/drivers/usb/host/ohci-pxa27x.c +++ b/trunk/drivers/usb/host/ohci-pxa27x.c @@ -23,6 +23,8 @@ #include #include #include +#include +#include #include #include #include @@ -272,6 +274,67 @@ static void pxa27x_stop_hc(struct pxa27x_ohci *ohci, struct device *dev) clk_disable_unprepare(ohci->clk); } +#ifdef CONFIG_OF +static const struct of_device_id pxa_ohci_dt_ids[] = { + { .compatible = "marvell,pxa-ohci" }, + { } +}; + +MODULE_DEVICE_TABLE(of, pxa_ohci_dt_ids); + +static u64 pxa_ohci_dma_mask = DMA_BIT_MASK(32); + +static int __devinit ohci_pxa_of_init(struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node; + struct pxaohci_platform_data *pdata; + u32 tmp; + + if (!np) + return 0; + + /* Right now device-tree probed devices don't get dma_mask set. + * Since shared usb code relies on it, set it here for now. + * Once we have dma capability bindings this can go away. + */ + if (!pdev->dev.dma_mask) + pdev->dev.dma_mask = &pxa_ohci_dma_mask; + + pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); + if (!pdata) + return -ENOMEM; + + if (of_get_property(np, "marvell,enable-port1", NULL)) + pdata->flags |= ENABLE_PORT1; + if (of_get_property(np, "marvell,enable-port2", NULL)) + pdata->flags |= ENABLE_PORT2; + if (of_get_property(np, "marvell,enable-port3", NULL)) + pdata->flags |= ENABLE_PORT3; + if (of_get_property(np, "marvell,port-sense-low", NULL)) + pdata->flags |= POWER_SENSE_LOW; + if (of_get_property(np, "marvell,power-control-low", NULL)) + pdata->flags |= POWER_CONTROL_LOW; + if (of_get_property(np, "marvell,no-oc-protection", NULL)) + pdata->flags |= NO_OC_PROTECTION; + if (of_get_property(np, "marvell,oc-mode-perport", NULL)) + pdata->flags |= OC_MODE_PERPORT; + if (!of_property_read_u32(np, "marvell,power-on-delay", &tmp)) + pdata->power_on_delay = tmp; + if (!of_property_read_u32(np, "marvell,port-mode", &tmp)) + pdata->port_mode = tmp; + if (!of_property_read_u32(np, "marvell,power-budget", &tmp)) + pdata->power_budget = tmp; + + pdev->dev.platform_data = pdata; + + return 0; +} +#else +static int __devinit ohci_pxa_of_init(struct platform_device *pdev) +{ + return 0; +} +#endif /*-------------------------------------------------------------------------*/ @@ -297,6 +360,10 @@ int usb_hcd_pxa27x_probe (const struct hc_driver *driver, struct platform_device struct resource *r; struct clk *usb_clk; + retval = ohci_pxa_of_init(pdev); + if (retval) + return retval; + inf = pdev->dev.platform_data; if (!inf) @@ -544,6 +611,7 @@ static struct platform_driver ohci_hcd_pxa27x_driver = { .driver = { .name = "pxa27x-ohci", .owner = THIS_MODULE, + .of_match_table = of_match_ptr(pxa_ohci_dt_ids), #ifdef CONFIG_PM .pm = &ohci_hcd_pxa27x_pm_ops, #endif diff --git a/trunk/drivers/usb/host/ohci-xls.c b/trunk/drivers/usb/host/ohci-xls.c index 41e378f17c66..84201cd1a472 100644 --- a/trunk/drivers/usb/host/ohci-xls.c +++ b/trunk/drivers/usb/host/ohci-xls.c @@ -56,7 +56,7 @@ static int ohci_xls_probe_internal(const struct hc_driver *driver, goto err3; } - retval = usb_add_hcd(hcd, irq, IRQF_DISABLED | IRQF_SHARED); + retval = usb_add_hcd(hcd, irq, IRQF_SHARED); if (retval != 0) goto err4; return retval; diff --git a/trunk/drivers/usb/host/pci-quirks.c b/trunk/drivers/usb/host/pci-quirks.c index df0828cb2aa3..c5e9e4a76f14 100644 --- a/trunk/drivers/usb/host/pci-quirks.c +++ b/trunk/drivers/usb/host/pci-quirks.c @@ -800,6 +800,13 @@ void usb_enable_xhci_ports(struct pci_dev *xhci_pdev) } EXPORT_SYMBOL_GPL(usb_enable_xhci_ports); +void usb_disable_xhci_ports(struct pci_dev *xhci_pdev) +{ + pci_write_config_dword(xhci_pdev, USB_INTEL_USB3_PSSEN, 0x0); + pci_write_config_dword(xhci_pdev, USB_INTEL_XUSB2PR, 0x0); +} +EXPORT_SYMBOL_GPL(usb_disable_xhci_ports); + /** * PCI Quirks for xHCI. * diff --git a/trunk/drivers/usb/host/pci-quirks.h b/trunk/drivers/usb/host/pci-quirks.h index b1002a8ef96f..ef004a5de20f 100644 --- a/trunk/drivers/usb/host/pci-quirks.h +++ b/trunk/drivers/usb/host/pci-quirks.h @@ -10,6 +10,7 @@ void usb_amd_quirk_pll_disable(void); void usb_amd_quirk_pll_enable(void); bool usb_is_intel_switchable_xhci(struct pci_dev *pdev); void usb_enable_xhci_ports(struct pci_dev *xhci_pdev); +void usb_disable_xhci_ports(struct pci_dev *xhci_pdev); #else static inline void usb_amd_quirk_pll_disable(void) {} static inline void usb_amd_quirk_pll_enable(void) {} diff --git a/trunk/drivers/usb/host/r8a66597-hcd.c b/trunk/drivers/usb/host/r8a66597-hcd.c index 4c634eb56358..fcc09e5ec0ad 100644 --- a/trunk/drivers/usb/host/r8a66597-hcd.c +++ b/trunk/drivers/usb/host/r8a66597-hcd.c @@ -2029,15 +2029,14 @@ static int r8a66597_get_frame(struct usb_hcd *hcd) static void collect_usb_address_map(struct usb_device *udev, unsigned long *map) { int chix; + struct usb_device *childdev; if (udev->state == USB_STATE_CONFIGURED && udev->parent && udev->parent->devnum > 1 && udev->parent->descriptor.bDeviceClass == USB_CLASS_HUB) map[udev->devnum/32] |= (1 << (udev->devnum % 32)); - for (chix = 0; chix < udev->maxchild; chix++) { - struct usb_device *childdev = udev->children[chix]; - + usb_hub_for_each_child(udev, chix, childdev) { if (childdev) collect_usb_address_map(childdev, map); } diff --git a/trunk/drivers/usb/host/uhci-hcd.c b/trunk/drivers/usb/host/uhci-hcd.c index e4db350602b8..4b9e9aba2665 100644 --- a/trunk/drivers/usb/host/uhci-hcd.c +++ b/trunk/drivers/usb/host/uhci-hcd.c @@ -846,6 +846,11 @@ static const char hcd_name[] = "uhci_hcd"; #define PLATFORM_DRIVER uhci_grlib_driver #endif +#ifdef CONFIG_USB_UHCI_PLATFORM +#include "uhci-platform.c" +#define PLATFORM_DRIVER uhci_platform_driver +#endif + #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) #error "missing bus glue for uhci-hcd" #endif diff --git a/trunk/drivers/usb/host/uhci-platform.c b/trunk/drivers/usb/host/uhci-platform.c new file mode 100644 index 000000000000..e4780491df4a --- /dev/null +++ b/trunk/drivers/usb/host/uhci-platform.c @@ -0,0 +1,157 @@ +/* + * Generic UHCI HCD (Host Controller Driver) for Platform Devices + * + * Copyright (c) 2011 Tony Prisk + * + * This file is based on uhci-grlib.c + * (C) Copyright 2004-2007 Alan Stern, stern@rowland.harvard.edu + */ + +#include +#include + +static int uhci_platform_init(struct usb_hcd *hcd) +{ + struct uhci_hcd *uhci = hcd_to_uhci(hcd); + + uhci->rh_numports = uhci_count_ports(hcd); + + /* Set up pointers to to generic functions */ + uhci->reset_hc = uhci_generic_reset_hc; + uhci->check_and_reset_hc = uhci_generic_check_and_reset_hc; + + /* No special actions need to be taken for the functions below */ + uhci->configure_hc = NULL; + uhci->resume_detect_interrupts_are_broken = NULL; + uhci->global_suspend_mode_is_broken = NULL; + + /* Reset if the controller isn't already safely quiescent. */ + check_and_reset_hc(uhci); + return 0; +} + +static const struct hc_driver uhci_platform_hc_driver = { + .description = hcd_name, + .product_desc = "Generic UHCI Host Controller", + .hcd_priv_size = sizeof(struct uhci_hcd), + + /* Generic hardware linkage */ + .irq = uhci_irq, + .flags = HCD_MEMORY | HCD_USB11, + + /* Basic lifecycle operations */ + .reset = uhci_platform_init, + .start = uhci_start, +#ifdef CONFIG_PM + .pci_suspend = NULL, + .pci_resume = NULL, + .bus_suspend = uhci_rh_suspend, + .bus_resume = uhci_rh_resume, +#endif + .stop = uhci_stop, + + .urb_enqueue = uhci_urb_enqueue, + .urb_dequeue = uhci_urb_dequeue, + + .endpoint_disable = uhci_hcd_endpoint_disable, + .get_frame_number = uhci_hcd_get_frame_number, + + .hub_status_data = uhci_hub_status_data, + .hub_control = uhci_hub_control, +}; + + +static int __devinit uhci_hcd_platform_probe(struct platform_device *pdev) +{ + struct usb_hcd *hcd; + struct uhci_hcd *uhci; + struct resource *res; + int ret; + + if (usb_disabled()) + return -ENODEV; + + hcd = usb_create_hcd(&uhci_platform_hc_driver, &pdev->dev, + pdev->name); + if (!hcd) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + hcd->rsrc_start = res->start; + hcd->rsrc_len = resource_size(res); + + if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { + pr_err("%s: request_mem_region failed\n", __func__); + ret = -EBUSY; + goto err_rmr; + } + + hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + if (!hcd->regs) { + pr_err("%s: ioremap failed\n", __func__); + ret = -ENOMEM; + goto err_irq; + } + uhci = hcd_to_uhci(hcd); + + uhci->regs = hcd->regs; + + ret = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_DISABLED | + IRQF_SHARED); + if (ret) + goto err_uhci; + + return 0; + +err_uhci: + iounmap(hcd->regs); +err_irq: + release_mem_region(hcd->rsrc_start, hcd->rsrc_len); +err_rmr: + usb_put_hcd(hcd); + + return ret; +} + +static int uhci_hcd_platform_remove(struct platform_device *pdev) +{ + struct usb_hcd *hcd = platform_get_drvdata(pdev); + + usb_remove_hcd(hcd); + iounmap(hcd->regs); + release_mem_region(hcd->rsrc_start, hcd->rsrc_len); + usb_put_hcd(hcd); + platform_set_drvdata(pdev, NULL); + + return 0; +} + +/* Make sure the controller is quiescent and that we're not using it + * any more. This is mainly for the benefit of programs which, like kexec, + * expect the hardware to be idle: not doing DMA or generating IRQs. + * + * This routine may be called in a damaged or failing kernel. Hence we + * do not acquire the spinlock before shutting down the controller. + */ +static void uhci_hcd_platform_shutdown(struct platform_device *op) +{ + struct usb_hcd *hcd = dev_get_drvdata(&op->dev); + + uhci_hc_died(hcd_to_uhci(hcd)); +} + +static const struct of_device_id platform_uhci_ids[] = { + { .compatible = "platform-uhci", }, + {} +}; + +static struct platform_driver uhci_platform_driver = { + .probe = uhci_hcd_platform_probe, + .remove = uhci_hcd_platform_remove, + .shutdown = uhci_hcd_platform_shutdown, + .driver = { + .name = "platform-uhci", + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(platform_uhci_ids), + }, +}; diff --git a/trunk/drivers/usb/host/whci/hcd.c b/trunk/drivers/usb/host/whci/hcd.c index 1e141f755b26..c3a647816af0 100644 --- a/trunk/drivers/usb/host/whci/hcd.c +++ b/trunk/drivers/usb/host/whci/hcd.c @@ -238,16 +238,16 @@ static struct hc_driver whc_hc_driver = { static int whc_probe(struct umc_dev *umc) { - int ret = -ENOMEM; + int ret; struct usb_hcd *usb_hcd; - struct wusbhc *wusbhc = NULL; - struct whc *whc = NULL; + struct wusbhc *wusbhc; + struct whc *whc; struct device *dev = &umc->dev; usb_hcd = usb_create_hcd(&whc_hc_driver, dev, "whci"); if (usb_hcd == NULL) { dev_err(dev, "unable to create hcd\n"); - goto error; + return -ENOMEM; } usb_hcd->wireless = 1; diff --git a/trunk/drivers/usb/host/whci/qset.c b/trunk/drivers/usb/host/whci/qset.c index 76083ae92138..dc31c425ce01 100644 --- a/trunk/drivers/usb/host/whci/qset.c +++ b/trunk/drivers/usb/host/whci/qset.c @@ -436,7 +436,7 @@ static int qset_add_urb_sg(struct whc *whc, struct whc_qset *qset, struct urb *u int i; int ntds = 0; struct whc_std *std = NULL; - struct whc_page_list_entry *entry; + struct whc_page_list_entry *new_pl_virt; dma_addr_t prev_end = 0; size_t pl_len; int p = 0; @@ -508,12 +508,15 @@ static int qset_add_urb_sg(struct whc *whc, struct whc_qset *qset, struct urb *u pl_len = std->num_pointers * sizeof(struct whc_page_list_entry); - std->pl_virt = krealloc(std->pl_virt, pl_len, mem_flags); - if (std->pl_virt == NULL) { + new_pl_virt = krealloc(std->pl_virt, pl_len, mem_flags); + if (new_pl_virt == NULL) { + kfree(std->pl_virt); + std->pl_virt = NULL; return -ENOMEM; } + std->pl_virt = new_pl_virt; - for (;p < std->num_pointers; p++, entry++) { + for (;p < std->num_pointers; p++) { std->pl_virt[p].buf_ptr = cpu_to_le64(dma_addr); dma_addr = (dma_addr + WHCI_PAGE_SIZE) & ~(WHCI_PAGE_SIZE-1); } diff --git a/trunk/drivers/usb/host/xhci-hub.c b/trunk/drivers/usb/host/xhci-hub.c index 74bfc868b7ad..630e9e6e06b5 100644 --- a/trunk/drivers/usb/host/xhci-hub.c +++ b/trunk/drivers/usb/host/xhci-hub.c @@ -766,6 +766,12 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, temp = xhci_readl(xhci, port_array[wIndex]); xhci_dbg(xhci, "set port power, actual port %d status = 0x%x\n", wIndex, temp); + + temp = usb_acpi_power_manageable(hcd->self.root_hub, + wIndex); + if (temp) + usb_acpi_set_power_state(hcd->self.root_hub, + wIndex, true); break; case USB_PORT_FEAT_RESET: temp = (temp | PORT_RESET); @@ -865,6 +871,16 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, xhci_disable_port(hcd, xhci, wIndex, port_array[wIndex], temp); break; + case USB_PORT_FEAT_POWER: + xhci_writel(xhci, temp & ~PORT_POWER, + port_array[wIndex]); + + temp = usb_acpi_power_manageable(hcd->self.root_hub, + wIndex); + if (temp) + usb_acpi_set_power_state(hcd->self.root_hub, + wIndex, false); + break; default: goto error; } diff --git a/trunk/drivers/usb/host/xhci-pci.c b/trunk/drivers/usb/host/xhci-pci.c index 18b231b0c5d3..9bfd4ca1153c 100644 --- a/trunk/drivers/usb/host/xhci-pci.c +++ b/trunk/drivers/usb/host/xhci-pci.c @@ -94,11 +94,21 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) xhci->quirks |= XHCI_EP_LIMIT_QUIRK; xhci->limit_active_eps = 64; xhci->quirks |= XHCI_SW_BW_CHECKING; + /* + * PPT desktop boards DH77EB and DH77DF will power back on after + * a few seconds of being shutdown. The fix for this is to + * switch the ports from xHCI to EHCI on shutdown. We can't use + * DMI information to find those particular boards (since each + * vendor will change the board name), so we have to key off all + * PPT chipsets. + */ + xhci->quirks |= XHCI_SPURIOUS_REBOOT; } if (pdev->vendor == PCI_VENDOR_ID_ETRON && pdev->device == PCI_DEVICE_ID_ASROCK_P67) { xhci->quirks |= XHCI_RESET_ON_RESUME; xhci_dbg(xhci, "QUIRK: Resetting on resume\n"); + xhci->quirks |= XHCI_TRUST_TX_LENGTH; } if (pdev->vendor == PCI_VENDOR_ID_VIA) xhci->quirks |= XHCI_RESET_ON_RESUME; diff --git a/trunk/drivers/usb/host/xhci-ring.c b/trunk/drivers/usb/host/xhci-ring.c index 8275645889da..643c2f3f3e73 100644 --- a/trunk/drivers/usb/host/xhci-ring.c +++ b/trunk/drivers/usb/host/xhci-ring.c @@ -145,29 +145,37 @@ static void next_trb(struct xhci_hcd *xhci, */ static void inc_deq(struct xhci_hcd *xhci, struct xhci_ring *ring) { - union xhci_trb *next; unsigned long long addr; ring->deq_updates++; - /* If this is not event ring, there is one more usable TRB */ + /* + * If this is not event ring, and the dequeue pointer + * is not on a link TRB, there is one more usable TRB + */ if (ring->type != TYPE_EVENT && !last_trb(xhci, ring, ring->deq_seg, ring->dequeue)) ring->num_trbs_free++; - next = ++(ring->dequeue); - /* Update the dequeue pointer further if that was a link TRB or we're at - * the end of an event ring segment (which doesn't have link TRBS) - */ - while (last_trb(xhci, ring, ring->deq_seg, next)) { - if (ring->type == TYPE_EVENT && last_trb_on_last_seg(xhci, - ring, ring->deq_seg, next)) { - ring->cycle_state = (ring->cycle_state ? 0 : 1); + do { + /* + * Update the dequeue pointer further if that was a link TRB or + * we're at the end of an event ring segment (which doesn't have + * link TRBS) + */ + if (last_trb(xhci, ring, ring->deq_seg, ring->dequeue)) { + if (ring->type == TYPE_EVENT && + last_trb_on_last_seg(xhci, ring, + ring->deq_seg, ring->dequeue)) { + ring->cycle_state = (ring->cycle_state ? 0 : 1); + } + ring->deq_seg = ring->deq_seg->next; + ring->dequeue = ring->deq_seg->trbs; + } else { + ring->dequeue++; } - ring->deq_seg = ring->deq_seg->next; - ring->dequeue = ring->deq_seg->trbs; - next = ring->dequeue; - } + } while (last_trb(xhci, ring, ring->deq_seg, ring->dequeue)); + addr = (unsigned long long) xhci_trb_virt_to_dma(ring->deq_seg, ring->dequeue); } @@ -2073,8 +2081,8 @@ static int handle_tx_event(struct xhci_hcd *xhci, if (xhci->quirks & XHCI_TRUST_TX_LENGTH) trb_comp_code = COMP_SHORT_TX; else - xhci_warn(xhci, "WARN Successful completion on short TX: " - "needs XHCI_TRUST_TX_LENGTH quirk?\n"); + xhci_warn_ratelimited(xhci, + "WARN Successful completion on short TX: needs XHCI_TRUST_TX_LENGTH quirk?\n"); case COMP_SHORT_TX: break; case COMP_STOP: diff --git a/trunk/drivers/usb/host/xhci.c b/trunk/drivers/usb/host/xhci.c index 7648b2d4b268..c59d5b5b6c7d 100644 --- a/trunk/drivers/usb/host/xhci.c +++ b/trunk/drivers/usb/host/xhci.c @@ -166,7 +166,7 @@ int xhci_reset(struct xhci_hcd *xhci) xhci_writel(xhci, command, &xhci->op_regs->command); ret = handshake(xhci, &xhci->op_regs->command, - CMD_RESET, 0, 250 * 1000); + CMD_RESET, 0, 10 * 1000 * 1000); if (ret) return ret; @@ -175,7 +175,8 @@ int xhci_reset(struct xhci_hcd *xhci) * xHCI cannot write to any doorbells or operational registers other * than status until the "Controller Not Ready" flag is cleared. */ - ret = handshake(xhci, &xhci->op_regs->status, STS_CNR, 0, 250 * 1000); + ret = handshake(xhci, &xhci->op_regs->status, + STS_CNR, 0, 10 * 1000 * 1000); for (i = 0; i < 2; ++i) { xhci->bus_state[i].port_c_suspend = 0; @@ -658,6 +659,9 @@ void xhci_shutdown(struct usb_hcd *hcd) { struct xhci_hcd *xhci = hcd_to_xhci(hcd); + if (xhci->quirks && XHCI_SPURIOUS_REBOOT) + usb_disable_xhci_ports(to_pci_dev(hcd->self.controller)); + spin_lock_irq(&xhci->lock); xhci_halt(xhci); spin_unlock_irq(&xhci->lock); diff --git a/trunk/drivers/usb/host/xhci.h b/trunk/drivers/usb/host/xhci.h index 55c0785810c9..c713256297ac 100644 --- a/trunk/drivers/usb/host/xhci.h +++ b/trunk/drivers/usb/host/xhci.h @@ -1494,6 +1494,7 @@ struct xhci_hcd { #define XHCI_TRUST_TX_LENGTH (1 << 10) #define XHCI_LPM_SUPPORT (1 << 11) #define XHCI_INTEL_HOST (1 << 12) +#define XHCI_SPURIOUS_REBOOT (1 << 13) unsigned int num_active_eps; unsigned int limit_active_eps; /* There are two roothubs to keep track of bus suspend info for */ @@ -1537,6 +1538,8 @@ static inline struct usb_hcd *xhci_to_hcd(struct xhci_hcd *xhci) dev_err(xhci_to_hcd(xhci)->self.controller , fmt , ## args) #define xhci_warn(xhci, fmt, args...) \ dev_warn(xhci_to_hcd(xhci)->self.controller , fmt , ## args) +#define xhci_warn_ratelimited(xhci, fmt, args...) \ + dev_warn_ratelimited(xhci_to_hcd(xhci)->self.controller , fmt , ## args) /* TODO: copied from ehci.h - can be refactored? */ /* xHCI spec says all registers are little endian */ diff --git a/trunk/drivers/usb/misc/emi62.c b/trunk/drivers/usb/misc/emi62.c index ff08015b230c..ae794b90766b 100644 --- a/trunk/drivers/usb/misc/emi62.c +++ b/trunk/drivers/usb/misc/emi62.c @@ -232,7 +232,7 @@ static int emi62_load_firmware (struct usb_device *dev) return err; } -static const struct usb_device_id id_table[] __devinitconst = { +static const struct usb_device_id id_table[] = { { USB_DEVICE(EMI62_VENDOR_ID, EMI62_PRODUCT_ID) }, { } /* Terminating entry */ }; diff --git a/trunk/drivers/usb/misc/legousbtower.c b/trunk/drivers/usb/misc/legousbtower.c index a2702cbfe804..80894791c020 100644 --- a/trunk/drivers/usb/misc/legousbtower.c +++ b/trunk/drivers/usb/misc/legousbtower.c @@ -868,9 +868,6 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device dbg(2, "%s: enter", __func__); - if (udev == NULL) - dev_info(&interface->dev, "udev is NULL.\n"); - /* allocate memory for our device state and initialize it */ dev = kmalloc (sizeof(struct lego_usb_tower), GFP_KERNEL); diff --git a/trunk/drivers/usb/musb/Kconfig b/trunk/drivers/usb/musb/Kconfig index 1b9f005ae9a5..09f685686500 100644 --- a/trunk/drivers/usb/musb/Kconfig +++ b/trunk/drivers/usb/musb/Kconfig @@ -8,7 +8,7 @@ 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_OMAPTI81XX || SOC_OMAPAM33XX) + 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 USB_OTG_UTILS @@ -56,7 +56,7 @@ config USB_MUSB_AM35X config USB_MUSB_DSPS tristate "TI DSPS platforms" - depends on SOC_OMAPTI81XX || SOC_OMAPAM33XX + depends on SOC_TI81XX || SOC_AM33XX config USB_MUSB_BLACKFIN tristate "Blackfin" diff --git a/trunk/drivers/usb/musb/musb_dsps.c b/trunk/drivers/usb/musb/musb_dsps.c index 217808d9fbe1..494772fc9e23 100644 --- a/trunk/drivers/usb/musb/musb_dsps.c +++ b/trunk/drivers/usb/musb/musb_dsps.c @@ -479,9 +479,9 @@ static int __devinit dsps_create_musb_pdev(struct dsps_glue *glue, u8 id) ret = -ENODEV; goto err0; } - strcpy((u8 *)res->name, "mc"); res->parent = NULL; resources[1] = *res; + resources[1].name = "mc"; /* allocate the child platform device */ musb = platform_device_alloc("musb-hdrc", -1); @@ -566,27 +566,28 @@ static int __devinit dsps_probe(struct platform_device *pdev) } platform_set_drvdata(pdev, glue); - /* create the child platform device for first instances of musb */ - ret = dsps_create_musb_pdev(glue, 0); - if (ret != 0) { - dev_err(&pdev->dev, "failed to create child pdev\n"); - goto err2; - } - /* enable the usbss clocks */ pm_runtime_enable(&pdev->dev); ret = pm_runtime_get_sync(&pdev->dev); if (ret < 0) { dev_err(&pdev->dev, "pm_runtime_get_sync FAILED"); + goto err2; + } + + /* create the child platform device for first instances of musb */ + ret = dsps_create_musb_pdev(glue, 0); + if (ret != 0) { + dev_err(&pdev->dev, "failed to create child pdev\n"); goto err3; } return 0; err3: - pm_runtime_disable(&pdev->dev); + pm_runtime_put(&pdev->dev); err2: + pm_runtime_disable(&pdev->dev); kfree(glue->wrp); err1: kfree(glue); diff --git a/trunk/drivers/usb/phy/isp1301.c b/trunk/drivers/usb/phy/isp1301.c index b19f4932a037..18dbf7e37607 100644 --- a/trunk/drivers/usb/phy/isp1301.c +++ b/trunk/drivers/usb/phy/isp1301.c @@ -15,12 +15,6 @@ #define DRV_NAME "isp1301" -#define ISP1301_I2C_ADDR 0x2C - -static const unsigned short normal_i2c[] = { - ISP1301_I2C_ADDR, ISP1301_I2C_ADDR + 1, I2C_CLIENT_END -}; - static const struct i2c_device_id isp1301_id[] = { { "isp1301", 0 }, { } diff --git a/trunk/drivers/usb/renesas_usbhs/common.c b/trunk/drivers/usb/renesas_usbhs/common.c index 8c9bb1ad3069..681da06170c2 100644 --- a/trunk/drivers/usb/renesas_usbhs/common.c +++ b/trunk/drivers/usb/renesas_usbhs/common.c @@ -603,12 +603,12 @@ static int usbhsc_resume(struct device *dev) struct usbhs_priv *priv = dev_get_drvdata(dev); struct platform_device *pdev = usbhs_priv_to_pdev(priv); - usbhs_platform_call(priv, phy_reset, pdev); - if (!usbhsc_flags_has(priv, USBHSF_RUNTIME_PWCTRL)) usbhsc_power_ctrl(priv, 1); - usbhsc_hotplug(priv); + usbhs_platform_call(priv, phy_reset, pdev); + + usbhsc_drvcllbck_notify_hotplug(pdev); return 0; } diff --git a/trunk/drivers/usb/renesas_usbhs/fifo.c b/trunk/drivers/usb/renesas_usbhs/fifo.c index ecd173032fd4..143c4e9e1be4 100644 --- a/trunk/drivers/usb/renesas_usbhs/fifo.c +++ b/trunk/drivers/usb/renesas_usbhs/fifo.c @@ -818,7 +818,7 @@ static int usbhsf_dma_prepare_push(struct usbhs_pkt *pkt, int *is_done) usbhs_pipe_is_dcp(pipe)) goto usbhsf_pio_prepare_push; - if (len % 4) /* 32bit alignment */ + if (len & 0x7) /* 8byte alignment */ goto usbhsf_pio_prepare_push; if ((uintptr_t)(pkt->buf + pkt->actual) & 0x7) /* 8byte alignment */ @@ -905,7 +905,7 @@ static int usbhsf_dma_try_pop(struct usbhs_pkt *pkt, int *is_done) /* use PIO if packet is less than pio_dma_border */ len = usbhsf_fifo_rcv_len(priv, fifo); len = min(pkt->length - pkt->actual, len); - if (len % 4) /* 32bit alignment */ + if (len & 0x7) /* 8byte alignment */ goto usbhsf_pio_prepare_pop_unselect; if (len < usbhs_get_dparam(priv, pio_dma_border)) diff --git a/trunk/drivers/usb/renesas_usbhs/mod_host.c b/trunk/drivers/usb/renesas_usbhs/mod_host.c index 1834cf50888c..9b69a1323294 100644 --- a/trunk/drivers/usb/renesas_usbhs/mod_host.c +++ b/trunk/drivers/usb/renesas_usbhs/mod_host.c @@ -1266,6 +1266,12 @@ static int usbhsh_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, return ret; } +static int usbhsh_bus_nop(struct usb_hcd *hcd) +{ + /* nothing to do */ + return 0; +} + static struct hc_driver usbhsh_driver = { .description = usbhsh_hcd_name, .hcd_priv_size = sizeof(struct usbhsh_hpriv), @@ -1290,6 +1296,8 @@ static struct hc_driver usbhsh_driver = { */ .hub_status_data = usbhsh_hub_status_data, .hub_control = usbhsh_hub_control, + .bus_suspend = usbhsh_bus_nop, + .bus_resume = usbhsh_bus_nop, }; /* diff --git a/trunk/drivers/usb/serial/bus.c b/trunk/drivers/usb/serial/bus.c index f398d1e34474..c15f2e7cefc7 100644 --- a/trunk/drivers/usb/serial/bus.c +++ b/trunk/drivers/usb/serial/bus.c @@ -61,18 +61,23 @@ static int usb_serial_device_probe(struct device *dev) goto exit; } + /* make sure suspend/resume doesn't race against port_probe */ + retval = usb_autopm_get_interface(port->serial->interface); + if (retval) + goto exit; + driver = port->serial->type; if (driver->port_probe) { retval = driver->port_probe(port); if (retval) - goto exit; + goto exit_with_autopm; } retval = device_create_file(dev, &dev_attr_port_number); if (retval) { if (driver->port_remove) retval = driver->port_remove(port); - goto exit; + goto exit_with_autopm; } minor = port->number; @@ -81,6 +86,8 @@ static int usb_serial_device_probe(struct device *dev) "%s converter now attached to ttyUSB%d\n", driver->description, minor); +exit_with_autopm: + usb_autopm_put_interface(port->serial->interface); exit: return retval; } @@ -96,6 +103,9 @@ static int usb_serial_device_remove(struct device *dev) if (!port) return -ENODEV; + /* make sure suspend/resume doesn't race against port_remove */ + usb_autopm_get_interface(port->serial->interface); + device_remove_file(&port->dev, &dev_attr_port_number); driver = port->serial->type; @@ -107,6 +117,7 @@ static int usb_serial_device_remove(struct device *dev) dev_info(dev, "%s converter now disconnected from ttyUSB%d\n", driver->description, minor); + usb_autopm_put_interface(port->serial->interface); return retval; } diff --git a/trunk/drivers/usb/serial/cp210x.c b/trunk/drivers/usb/serial/cp210x.c index 1e71079ce33b..3f86cf3735a7 100644 --- a/trunk/drivers/usb/serial/cp210x.c +++ b/trunk/drivers/usb/serial/cp210x.c @@ -865,7 +865,6 @@ static int cp210x_startup(struct usb_serial *serial) if (!port_priv) return -ENOMEM; - memset(port_priv, 0x00, sizeof(*port_priv)); port_priv->bInterfaceNumber = serial->interface->cur_altsetting->desc.bInterfaceNumber; diff --git a/trunk/drivers/usb/serial/ftdi_sio.c b/trunk/drivers/usb/serial/ftdi_sio.c index bc912e5a3beb..29b81ad421fe 100644 --- a/trunk/drivers/usb/serial/ftdi_sio.c +++ b/trunk/drivers/usb/serial/ftdi_sio.c @@ -811,6 +811,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) }, { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) }, { USB_DEVICE(PI_VID, PI_E861_PID) }, + { USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) }, { USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) }, { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID), .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, @@ -2106,7 +2107,7 @@ static void ftdi_set_termios(struct tty_struct *tty, cflag = termios->c_cflag; - if (old_termios == 0) + if (!old_termios) goto no_skip; if (old_termios->c_cflag == termios->c_cflag diff --git a/trunk/drivers/usb/serial/ftdi_sio_ids.h b/trunk/drivers/usb/serial/ftdi_sio_ids.h index 5661c7e2d415..5dd96ca6c380 100644 --- a/trunk/drivers/usb/serial/ftdi_sio_ids.h +++ b/trunk/drivers/usb/serial/ftdi_sio_ids.h @@ -794,6 +794,13 @@ #define PI_VID 0x1a72 /* Vendor ID */ #define PI_E861_PID 0x1008 /* E-861 piezo controller USB connection */ +/* + * Kondo Kagaku Co.Ltd. + * http://www.kondo-robot.com/EN + */ +#define KONDO_VID 0x165c +#define KONDO_USB_SERIAL_PID 0x0002 + /* * Bayer Ascensia Contour blood glucose meter USB-converter cable. * http://winglucofacts.com/cables/ diff --git a/trunk/drivers/usb/serial/ipw.c b/trunk/drivers/usb/serial/ipw.c index 5811d34b6c6b..2cb30c535839 100644 --- a/trunk/drivers/usb/serial/ipw.c +++ b/trunk/drivers/usb/serial/ipw.c @@ -227,7 +227,6 @@ static void ipw_release(struct usb_serial *serial) { struct usb_wwan_intf_private *data = usb_get_serial_data(serial); - usb_wwan_release(serial); usb_set_serial_data(serial, NULL); kfree(data); } @@ -309,12 +308,12 @@ static struct usb_serial_driver ipw_device = { .description = "IPWireless converter", .id_table = id_table, .num_ports = 1, - .disconnect = usb_wwan_disconnect, .open = ipw_open, .close = ipw_close, .probe = ipw_probe, .attach = usb_wwan_startup, .release = ipw_release, + .port_remove = usb_wwan_port_remove, .dtr_rts = ipw_dtr_rts, .write = usb_wwan_write, }; diff --git a/trunk/drivers/usb/serial/mos7720.c b/trunk/drivers/usb/serial/mos7720.c index a07dd3c8cfef..9817d9d654c1 100644 --- a/trunk/drivers/usb/serial/mos7720.c +++ b/trunk/drivers/usb/serial/mos7720.c @@ -281,7 +281,7 @@ static void send_deferred_urbs(unsigned long _mos_parport) int ret_val; unsigned long flags; struct mos7715_parport *mos_parport = (void *)_mos_parport; - struct urbtracker *urbtrack; + struct urbtracker *urbtrack, *tmp; struct list_head *cursor, *next; /* if release function ran, game over */ @@ -312,7 +312,7 @@ static void send_deferred_urbs(unsigned long _mos_parport) /* move contents of deferred_urbs list to active_urbs list and submit */ list_for_each_safe(cursor, next, &mos_parport->deferred_urbs) list_move_tail(cursor, &mos_parport->active_urbs); - list_for_each_entry(urbtrack, &mos_parport->active_urbs, + list_for_each_entry_safe(urbtrack, tmp, &mos_parport->active_urbs, urblist_entry) { ret_val = usb_submit_urb(urbtrack->urb, GFP_ATOMIC); dbg("%s: urb submitted", __func__); diff --git a/trunk/drivers/usb/serial/mos7840.c b/trunk/drivers/usb/serial/mos7840.c index 57eca2448424..2f6da1e89bfa 100644 --- a/trunk/drivers/usb/serial/mos7840.c +++ b/trunk/drivers/usb/serial/mos7840.c @@ -82,8 +82,7 @@ * Defines used for sending commands to port */ -#define WAIT_FOR_EVER (HZ * 0) /* timeout urb is wait for ever */ -#define MOS_WDR_TIMEOUT (HZ * 5) /* default urb timeout */ +#define MOS_WDR_TIMEOUT 5000 /* default urb timeout */ #define MOS_PORT1 0x0200 #define MOS_PORT2 0x0300 @@ -1232,9 +1231,12 @@ static int mos7840_chars_in_buffer(struct tty_struct *tty) return 0; spin_lock_irqsave(&mos7840_port->pool_lock, flags); - for (i = 0; i < NUM_URBS; ++i) - if (mos7840_port->busy[i]) - chars += URB_TRANSFER_BUFFER_SIZE; + for (i = 0; i < NUM_URBS; ++i) { + if (mos7840_port->busy[i]) { + struct urb *urb = mos7840_port->write_urb_pool[i]; + chars += urb->transfer_buffer_length; + } + } spin_unlock_irqrestore(&mos7840_port->pool_lock, flags); dbg("%s - returns %d", __func__, chars); return chars; @@ -1344,7 +1346,7 @@ static void mos7840_close(struct usb_serial_port *port) static void mos7840_block_until_chase_response(struct tty_struct *tty, struct moschip_port *mos7840_port) { - int timeout = 1 * HZ; + int timeout = msecs_to_jiffies(1000); int wait = 10; int count; @@ -2672,7 +2674,7 @@ static int mos7840_startup(struct usb_serial *serial) /* setting configuration feature to one */ usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), - (__u8) 0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5 * HZ); + (__u8) 0x03, 0x00, 0x01, 0x00, NULL, 0x00, MOS_WDR_TIMEOUT); return 0; error: for (/* nothing */; i >= 0; i--) { diff --git a/trunk/drivers/usb/serial/option.c b/trunk/drivers/usb/serial/option.c index 08ff9b862049..cc40f47ecea1 100644 --- a/trunk/drivers/usb/serial/option.c +++ b/trunk/drivers/usb/serial/option.c @@ -80,85 +80,9 @@ static void option_instat_callback(struct urb *urb); #define OPTION_PRODUCT_GTM380_MODEM 0x7201 #define HUAWEI_VENDOR_ID 0x12D1 -#define HUAWEI_PRODUCT_E600 0x1001 -#define HUAWEI_PRODUCT_E220 0x1003 -#define HUAWEI_PRODUCT_E220BIS 0x1004 -#define HUAWEI_PRODUCT_E1401 0x1401 -#define HUAWEI_PRODUCT_E1402 0x1402 -#define HUAWEI_PRODUCT_E1403 0x1403 -#define HUAWEI_PRODUCT_E1404 0x1404 -#define HUAWEI_PRODUCT_E1405 0x1405 -#define HUAWEI_PRODUCT_E1406 0x1406 -#define HUAWEI_PRODUCT_E1407 0x1407 -#define HUAWEI_PRODUCT_E1408 0x1408 -#define HUAWEI_PRODUCT_E1409 0x1409 -#define HUAWEI_PRODUCT_E140A 0x140A -#define HUAWEI_PRODUCT_E140B 0x140B -#define HUAWEI_PRODUCT_E140C 0x140C -#define HUAWEI_PRODUCT_E140D 0x140D -#define HUAWEI_PRODUCT_E140E 0x140E -#define HUAWEI_PRODUCT_E140F 0x140F -#define HUAWEI_PRODUCT_E1410 0x1410 -#define HUAWEI_PRODUCT_E1411 0x1411 -#define HUAWEI_PRODUCT_E1412 0x1412 -#define HUAWEI_PRODUCT_E1413 0x1413 -#define HUAWEI_PRODUCT_E1414 0x1414 -#define HUAWEI_PRODUCT_E1415 0x1415 -#define HUAWEI_PRODUCT_E1416 0x1416 -#define HUAWEI_PRODUCT_E1417 0x1417 -#define HUAWEI_PRODUCT_E1418 0x1418 -#define HUAWEI_PRODUCT_E1419 0x1419 -#define HUAWEI_PRODUCT_E141A 0x141A -#define HUAWEI_PRODUCT_E141B 0x141B -#define HUAWEI_PRODUCT_E141C 0x141C -#define HUAWEI_PRODUCT_E141D 0x141D -#define HUAWEI_PRODUCT_E141E 0x141E -#define HUAWEI_PRODUCT_E141F 0x141F -#define HUAWEI_PRODUCT_E1420 0x1420 -#define HUAWEI_PRODUCT_E1421 0x1421 -#define HUAWEI_PRODUCT_E1422 0x1422 -#define HUAWEI_PRODUCT_E1423 0x1423 -#define HUAWEI_PRODUCT_E1424 0x1424 -#define HUAWEI_PRODUCT_E1425 0x1425 -#define HUAWEI_PRODUCT_E1426 0x1426 -#define HUAWEI_PRODUCT_E1427 0x1427 -#define HUAWEI_PRODUCT_E1428 0x1428 -#define HUAWEI_PRODUCT_E1429 0x1429 -#define HUAWEI_PRODUCT_E142A 0x142A -#define HUAWEI_PRODUCT_E142B 0x142B -#define HUAWEI_PRODUCT_E142C 0x142C -#define HUAWEI_PRODUCT_E142D 0x142D -#define HUAWEI_PRODUCT_E142E 0x142E -#define HUAWEI_PRODUCT_E142F 0x142F -#define HUAWEI_PRODUCT_E1430 0x1430 -#define HUAWEI_PRODUCT_E1431 0x1431 -#define HUAWEI_PRODUCT_E1432 0x1432 -#define HUAWEI_PRODUCT_E1433 0x1433 -#define HUAWEI_PRODUCT_E1434 0x1434 -#define HUAWEI_PRODUCT_E1435 0x1435 -#define HUAWEI_PRODUCT_E1436 0x1436 -#define HUAWEI_PRODUCT_E1437 0x1437 -#define HUAWEI_PRODUCT_E1438 0x1438 -#define HUAWEI_PRODUCT_E1439 0x1439 -#define HUAWEI_PRODUCT_E143A 0x143A -#define HUAWEI_PRODUCT_E143B 0x143B -#define HUAWEI_PRODUCT_E143C 0x143C -#define HUAWEI_PRODUCT_E143D 0x143D -#define HUAWEI_PRODUCT_E143E 0x143E -#define HUAWEI_PRODUCT_E143F 0x143F #define HUAWEI_PRODUCT_K4505 0x1464 #define HUAWEI_PRODUCT_K3765 0x1465 -#define HUAWEI_PRODUCT_E14AC 0x14AC -#define HUAWEI_PRODUCT_K3806 0x14AE #define HUAWEI_PRODUCT_K4605 0x14C6 -#define HUAWEI_PRODUCT_K5005 0x14C8 -#define HUAWEI_PRODUCT_K3770 0x14C9 -#define HUAWEI_PRODUCT_K3771 0x14CA -#define HUAWEI_PRODUCT_K4510 0x14CB -#define HUAWEI_PRODUCT_K4511 0x14CC -#define HUAWEI_PRODUCT_ETS1220 0x1803 -#define HUAWEI_PRODUCT_E353 0x1506 -#define HUAWEI_PRODUCT_E173S 0x1C05 #define QUANTA_VENDOR_ID 0x0408 #define QUANTA_PRODUCT_Q101 0xEA02 @@ -615,104 +539,123 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLX) }, { USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GKE) }, { USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLE) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220BIS, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1401, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1402, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1403, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1404, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1405, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1406, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1407, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1408, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1409, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140A, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140B, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140C, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140D, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140E, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140F, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1410, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1411, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1412, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1413, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1414, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1415, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1416, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1417, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1418, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1419, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141A, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141B, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141C, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141D, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141E, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141F, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1420, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1421, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1422, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1423, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1424, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1425, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1426, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1427, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1428, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1429, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142A, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142B, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142C, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142D, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142E, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142F, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1430, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1431, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1432, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1433, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1434, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1435, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1436, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1437, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1438, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1439, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143A, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143B, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143C, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143D, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143E, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143F, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173S, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4505, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t) &huawei_cdc12_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3765, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t) &huawei_cdc12_blacklist }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_ETS1220, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E14AC, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3806, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4605, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t) &huawei_cdc12_blacklist }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4605, 0xff, 0x01, 0x31) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4605, 0xff, 0x01, 0x32) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K5005, 0xff, 0x01, 0x31) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K5005, 0xff, 0x01, 0x32) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K5005, 0xff, 0x01, 0x33) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3770, 0xff, 0x02, 0x31) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3770, 0xff, 0x02, 0x32) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3771, 0xff, 0x02, 0x31) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3771, 0xff, 0x02, 0x32) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4510, 0xff, 0x01, 0x31) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4510, 0xff, 0x01, 0x32) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4511, 0xff, 0x01, 0x31) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4511, 0xff, 0x01, 0x32) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x01) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x02) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x03) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x10) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x12) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x13) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x02, 0x01) }, /* E398 3G Modem */ - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x02, 0x02) }, /* E398 3G PC UI Interface */ - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x02, 0x03) }, /* E398 3G Application Interface */ + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0xff, 0xff) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x01) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x02) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x03) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x04) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x05) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x06) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x0A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x0B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x0D) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x0E) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x0F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x10) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x12) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x13) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x14) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x15) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x17) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x18) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x19) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x1A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x1B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x1C) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x31) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x32) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x33) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x34) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x35) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x36) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x3A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x3B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x3D) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x3E) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x3F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x48) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x49) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x4A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x4B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x4C) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x61) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x62) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x63) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x64) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x65) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x66) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6D) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6E) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x78) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x79) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x7A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x7B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x7C) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x01) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x02) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x03) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x04) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x05) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x06) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x0A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x0B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x0D) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x0E) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x0F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x10) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x12) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x13) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x14) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x15) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x17) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x18) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x19) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x1A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x1B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x1C) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x31) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x32) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x33) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x34) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x35) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x36) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x3A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x3B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x3D) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x3E) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x3F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x48) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x49) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x4A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x4B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x4C) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x61) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x62) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x63) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x64) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x65) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x66) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6D) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6E) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6F) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x78) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x79) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x7A) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x7B) }, + { USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x7C) }, + + { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) }, @@ -943,6 +886,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1010, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1012, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1018, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf3_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1057, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1058, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1059, 0xff, 0xff, 0xff) }, @@ -1297,8 +1242,8 @@ static struct usb_serial_driver option_1port_device = { .tiocmset = usb_wwan_tiocmset, .ioctl = usb_wwan_ioctl, .attach = usb_wwan_startup, - .disconnect = usb_wwan_disconnect, .release = option_release, + .port_remove = usb_wwan_port_remove, .read_int_callback = option_instat_callback, #ifdef CONFIG_PM .suspend = usb_wwan_suspend, @@ -1414,8 +1359,6 @@ static void option_release(struct usb_serial *serial) struct usb_wwan_intf_private *intfdata = usb_get_serial_data(serial); struct option_private *priv = intfdata->private; - usb_wwan_release(serial); - kfree(priv); kfree(intfdata); } diff --git a/trunk/drivers/usb/serial/qcserial.c b/trunk/drivers/usb/serial/qcserial.c index 8d103019d6aa..bfd50779f0c9 100644 --- a/trunk/drivers/usb/serial/qcserial.c +++ b/trunk/drivers/usb/serial/qcserial.c @@ -199,43 +199,49 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) /* default to enabling interface */ altsetting = 0; - switch (ifnum) { - /* Composite mode; don't bind to the QMI/net interface as that - * gets handled by other drivers. - */ + /* Composite mode; don't bind to the QMI/net interface as that + * gets handled by other drivers. + */ + + if (is_gobi1k) { /* Gobi 1K USB layout: * 0: serial port (doesn't respond) * 1: serial port (doesn't respond) * 2: AT-capable modem port * 3: QMI/net - * - * Gobi 2K+ USB layout: + */ + if (ifnum == 2) + dev_dbg(dev, "Modem port found\n"); + else + altsetting = -1; + } else { + /* Gobi 2K+ USB layout: * 0: QMI/net * 1: DM/DIAG (use libqcdm from ModemManager for communication) * 2: AT-capable modem port * 3: NMEA */ - - case 1: - if (is_gobi1k) + switch (ifnum) { + case 0: + /* Don't claim the QMI/net interface */ altsetting = -1; - else + break; + case 1: dev_dbg(dev, "Gobi 2K+ DM/DIAG interface found\n"); - break; - case 2: - dev_dbg(dev, "Modem port found\n"); - break; - case 3: - if (is_gobi1k) - altsetting = -1; - else + break; + case 2: + dev_dbg(dev, "Modem port found\n"); + break; + case 3: /* * NMEA (serial line 9600 8N1) * # echo "\$GPS_START" > /dev/ttyUSBx * # echo "\$GPS_STOP" > /dev/ttyUSBx */ dev_dbg(dev, "Gobi 2K+ NMEA GPS interface found\n"); + break; + } } done: @@ -262,8 +268,7 @@ static void qc_release(struct usb_serial *serial) { struct usb_wwan_intf_private *priv = usb_get_serial_data(serial); - /* Call usb_wwan release & free the private data allocated in qcprobe */ - usb_wwan_release(serial); + /* Free the private data allocated in qcprobe */ usb_set_serial_data(serial, NULL); kfree(priv); } @@ -283,8 +288,8 @@ static struct usb_serial_driver qcdevice = { .write_room = usb_wwan_write_room, .chars_in_buffer = usb_wwan_chars_in_buffer, .attach = usb_wwan_startup, - .disconnect = usb_wwan_disconnect, .release = qc_release, + .port_remove = usb_wwan_port_remove, #ifdef CONFIG_PM .suspend = usb_wwan_suspend, .resume = usb_wwan_resume, diff --git a/trunk/drivers/usb/serial/usb-wwan.h b/trunk/drivers/usb/serial/usb-wwan.h index c47b6ec03063..1f034d2397c6 100644 --- a/trunk/drivers/usb/serial/usb-wwan.h +++ b/trunk/drivers/usb/serial/usb-wwan.h @@ -9,8 +9,7 @@ extern void usb_wwan_dtr_rts(struct usb_serial_port *port, int on); extern int usb_wwan_open(struct tty_struct *tty, struct usb_serial_port *port); extern void usb_wwan_close(struct usb_serial_port *port); extern int usb_wwan_startup(struct usb_serial *serial); -extern void usb_wwan_disconnect(struct usb_serial *serial); -extern void usb_wwan_release(struct usb_serial *serial); +extern int usb_wwan_port_remove(struct usb_serial_port *port); extern int usb_wwan_write_room(struct tty_struct *tty); extern void usb_wwan_set_termios(struct tty_struct *tty, struct usb_serial_port *port, diff --git a/trunk/drivers/usb/serial/usb_wwan.c b/trunk/drivers/usb/serial/usb_wwan.c index f35971dff4a5..6855d5ed0331 100644 --- a/trunk/drivers/usb/serial/usb_wwan.c +++ b/trunk/drivers/usb/serial/usb_wwan.c @@ -565,62 +565,52 @@ int usb_wwan_startup(struct usb_serial *serial) } EXPORT_SYMBOL(usb_wwan_startup); -static void stop_read_write_urbs(struct usb_serial *serial) +int usb_wwan_port_remove(struct usb_serial_port *port) { - int i, j; - struct usb_serial_port *port; + int i; struct usb_wwan_port_private *portdata; - /* Stop reading/writing urbs */ - for (i = 0; i < serial->num_ports; ++i) { - port = serial->port[i]; - portdata = usb_get_serial_port_data(port); - for (j = 0; j < N_IN_URB; j++) - usb_kill_urb(portdata->in_urbs[j]); - for (j = 0; j < N_OUT_URB; j++) - usb_kill_urb(portdata->out_urbs[j]); + portdata = usb_get_serial_port_data(port); + usb_set_serial_port_data(port, NULL); + + /* Stop reading/writing urbs and free them */ + for (i = 0; i < N_IN_URB; i++) { + usb_kill_urb(portdata->in_urbs[i]); + usb_free_urb(portdata->in_urbs[i]); + free_page((unsigned long)portdata->in_buffer[i]); + } + for (i = 0; i < N_OUT_URB; i++) { + usb_kill_urb(portdata->out_urbs[i]); + usb_free_urb(portdata->out_urbs[i]); + kfree(portdata->out_buffer[i]); } -} -void usb_wwan_disconnect(struct usb_serial *serial) -{ - stop_read_write_urbs(serial); + /* Now free port private data */ + kfree(portdata); + return 0; } -EXPORT_SYMBOL(usb_wwan_disconnect); +EXPORT_SYMBOL(usb_wwan_port_remove); -void usb_wwan_release(struct usb_serial *serial) +#ifdef CONFIG_PM +static void stop_read_write_urbs(struct usb_serial *serial) { int i, j; struct usb_serial_port *port; struct usb_wwan_port_private *portdata; - /* Now free them */ + /* Stop reading/writing urbs */ for (i = 0; i < serial->num_ports; ++i) { port = serial->port[i]; portdata = usb_get_serial_port_data(port); - - for (j = 0; j < N_IN_URB; j++) { - usb_free_urb(portdata->in_urbs[j]); - free_page((unsigned long) - portdata->in_buffer[j]); - portdata->in_urbs[j] = NULL; - } - for (j = 0; j < N_OUT_URB; j++) { - usb_free_urb(portdata->out_urbs[j]); - kfree(portdata->out_buffer[j]); - portdata->out_urbs[j] = NULL; - } - } - - /* Now free per port private data */ - for (i = 0; i < serial->num_ports; i++) { - port = serial->port[i]; - kfree(usb_get_serial_port_data(port)); + if (!portdata) + continue; + for (j = 0; j < N_IN_URB; j++) + usb_kill_urb(portdata->in_urbs[j]); + for (j = 0; j < N_OUT_URB; j++) + usb_kill_urb(portdata->out_urbs[j]); } } -EXPORT_SYMBOL(usb_wwan_release); -#ifdef CONFIG_PM int usb_wwan_suspend(struct usb_serial *serial, pm_message_t message) { struct usb_wwan_intf_private *intfdata = serial->private; @@ -712,7 +702,7 @@ int usb_wwan_resume(struct usb_serial *serial) /* skip closed ports */ spin_lock_irq(&intfdata->susp_lock); - if (!portdata->opened) { + if (!portdata || !portdata->opened) { spin_unlock_irq(&intfdata->susp_lock); continue; } diff --git a/trunk/drivers/usb/storage/Kconfig b/trunk/drivers/usb/storage/Kconfig index 7691c866637b..0ae7bb64b5ea 100644 --- a/trunk/drivers/usb/storage/Kconfig +++ b/trunk/drivers/usb/storage/Kconfig @@ -213,17 +213,3 @@ config USB_UAS say 'Y' or 'M' here and the kernel will use the right driver. If you compile this driver as a module, it will be named uas. - -config USB_LIBUSUAL - bool "The shared table of common (or usual) storage devices" - depends on USB - help - This module contains a table of common (or usual) devices - for usb-storage and ub drivers, and allows to switch binding - of these devices without rebuilding modules. - - Typical syntax of /etc/modprobe.d/*conf is: - - options libusual bias="ub" - - If unsure, say N. diff --git a/trunk/drivers/usb/storage/Makefile b/trunk/drivers/usb/storage/Makefile index 82e6416a2d47..4cd55481b309 100644 --- a/trunk/drivers/usb/storage/Makefile +++ b/trunk/drivers/usb/storage/Makefile @@ -12,16 +12,9 @@ obj-$(CONFIG_USB_STORAGE) += usb-storage.o usb-storage-y := scsiglue.o protocol.o transport.o usb.o usb-storage-y += initializers.o sierra_ms.o option_ms.o - +usb-storage-y += usual-tables.o usb-storage-$(CONFIG_USB_STORAGE_DEBUG) += debug.o -ifeq ($(CONFIG_USB_LIBUSUAL),) - usb-storage-y += usual-tables.o -else - obj-$(CONFIG_USB) += usb-libusual.o - usb-libusual-y := libusual.o usual-tables.o -endif - obj-$(CONFIG_USB_STORAGE_ALAUDA) += ums-alauda.o obj-$(CONFIG_USB_STORAGE_CYPRESS_ATACB) += ums-cypress.o obj-$(CONFIG_USB_STORAGE_DATAFAB) += ums-datafab.o diff --git a/trunk/drivers/usb/storage/alauda.c b/trunk/drivers/usb/storage/alauda.c index bab8c8fe8290..be5564cc8e01 100644 --- a/trunk/drivers/usb/storage/alauda.c +++ b/trunk/drivers/usb/storage/alauda.c @@ -137,7 +137,7 @@ static int init_alauda(struct us_data *us); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id alauda_usb_ids[] = { # include "unusual_alauda.h" diff --git a/trunk/drivers/usb/storage/cypress_atacb.c b/trunk/drivers/usb/storage/cypress_atacb.c index 5fe451d16e68..070b5c0ebbf9 100644 --- a/trunk/drivers/usb/storage/cypress_atacb.c +++ b/trunk/drivers/usb/storage/cypress_atacb.c @@ -41,7 +41,7 @@ MODULE_LICENSE("GPL"); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id cypress_usb_ids[] = { # include "unusual_cypress.h" diff --git a/trunk/drivers/usb/storage/datafab.c b/trunk/drivers/usb/storage/datafab.c index 35e9c51e6696..494fee5af41d 100644 --- a/trunk/drivers/usb/storage/datafab.c +++ b/trunk/drivers/usb/storage/datafab.c @@ -86,7 +86,7 @@ static int datafab_determine_lun(struct us_data *us, vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id datafab_usb_ids[] = { # include "unusual_datafab.h" diff --git a/trunk/drivers/usb/storage/ene_ub6250.c b/trunk/drivers/usb/storage/ene_ub6250.c index b28f2ad127d4..118b134a1dad 100644 --- a/trunk/drivers/usb/storage/ene_ub6250.c +++ b/trunk/drivers/usb/storage/ene_ub6250.c @@ -29,9 +29,21 @@ #include "protocol.h" #include "debug.h" +#define SD_INIT1_FIRMWARE "ene-ub6250/sd_init1.bin" +#define SD_INIT2_FIRMWARE "ene-ub6250/sd_init2.bin" +#define SD_RW_FIRMWARE "ene-ub6250/sd_rdwr.bin" +#define MS_INIT_FIRMWARE "ene-ub6250/ms_init.bin" +#define MSP_RW_FIRMWARE "ene-ub6250/msp_rdwr.bin" +#define MS_RW_FIRMWARE "ene-ub6250/ms_rdwr.bin" + MODULE_DESCRIPTION("Driver for ENE UB6250 reader"); MODULE_LICENSE("GPL"); - +MODULE_FIRMWARE(SD_INIT1_FIRMWARE); +MODULE_FIRMWARE(SD_INIT2_FIRMWARE); +MODULE_FIRMWARE(SD_RW_FIRMWARE); +MODULE_FIRMWARE(MS_INIT_FIRMWARE); +MODULE_FIRMWARE(MSP_RW_FIRMWARE); +MODULE_FIRMWARE(MS_RW_FIRMWARE); /* * The table of devices @@ -40,7 +52,7 @@ MODULE_LICENSE("GPL"); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags)} static struct usb_device_id ene_ub6250_usb_ids[] = { # include "unusual_ene_ub6250.h" @@ -1883,28 +1895,28 @@ static int ene_load_bincode(struct us_data *us, unsigned char flag) /* For SD */ case SD_INIT1_PATTERN: US_DEBUGP("SD_INIT1_PATTERN\n"); - fw_name = "ene-ub6250/sd_init1.bin"; + fw_name = SD_INIT1_FIRMWARE; break; case SD_INIT2_PATTERN: US_DEBUGP("SD_INIT2_PATTERN\n"); - fw_name = "ene-ub6250/sd_init2.bin"; + fw_name = SD_INIT2_FIRMWARE; break; case SD_RW_PATTERN: - US_DEBUGP("SD_RDWR_PATTERN\n"); - fw_name = "ene-ub6250/sd_rdwr.bin"; + US_DEBUGP("SD_RW_PATTERN\n"); + fw_name = SD_RW_FIRMWARE; break; /* For MS */ case MS_INIT_PATTERN: US_DEBUGP("MS_INIT_PATTERN\n"); - fw_name = "ene-ub6250/ms_init.bin"; + fw_name = MS_INIT_FIRMWARE; break; case MSP_RW_PATTERN: US_DEBUGP("MSP_RW_PATTERN\n"); - fw_name = "ene-ub6250/msp_rdwr.bin"; + fw_name = MSP_RW_FIRMWARE; break; case MS_RW_PATTERN: US_DEBUGP("MS_RW_PATTERN\n"); - fw_name = "ene-ub6250/ms_rdwr.bin"; + fw_name = MS_RW_FIRMWARE; break; default: US_DEBUGP("----------- Unknown PATTERN ----------\n"); diff --git a/trunk/drivers/usb/storage/freecom.c b/trunk/drivers/usb/storage/freecom.c index 042cf9ef3153..e6df087dca9d 100644 --- a/trunk/drivers/usb/storage/freecom.c +++ b/trunk/drivers/usb/storage/freecom.c @@ -117,7 +117,7 @@ static int init_freecom(struct us_data *us); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id freecom_usb_ids[] = { # include "unusual_freecom.h" diff --git a/trunk/drivers/usb/storage/isd200.c b/trunk/drivers/usb/storage/isd200.c index 31fa24e7e68a..ecea47877364 100644 --- a/trunk/drivers/usb/storage/isd200.c +++ b/trunk/drivers/usb/storage/isd200.c @@ -74,7 +74,7 @@ static int isd200_Initialization(struct us_data *us); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id isd200_usb_ids[] = { # include "unusual_isd200.h" @@ -83,7 +83,6 @@ static struct usb_device_id isd200_usb_ids[] = { MODULE_DEVICE_TABLE(usb, isd200_usb_ids); #undef UNUSUAL_DEV -#undef USUAL_DEV /* * The flags table @@ -105,8 +104,6 @@ static struct us_unusual_dev isd200_unusual_dev_list[] = { }; #undef UNUSUAL_DEV -#undef USUAL_DEV - /* Timeout defines (in Seconds) */ diff --git a/trunk/drivers/usb/storage/jumpshot.c b/trunk/drivers/usb/storage/jumpshot.c index e3b97383186a..ddc78780b1ad 100644 --- a/trunk/drivers/usb/storage/jumpshot.c +++ b/trunk/drivers/usb/storage/jumpshot.c @@ -69,7 +69,7 @@ MODULE_LICENSE("GPL"); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id jumpshot_usb_ids[] = { # include "unusual_jumpshot.h" diff --git a/trunk/drivers/usb/storage/karma.c b/trunk/drivers/usb/storage/karma.c index a8708eae9788..f085ffb606c8 100644 --- a/trunk/drivers/usb/storage/karma.c +++ b/trunk/drivers/usb/storage/karma.c @@ -57,7 +57,7 @@ static int rio_karma_init(struct us_data *us); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id karma_usb_ids[] = { # include "unusual_karma.h" diff --git a/trunk/drivers/usb/storage/libusual.c b/trunk/drivers/usb/storage/libusual.c deleted file mode 100644 index fe3ffe1459b2..000000000000 --- a/trunk/drivers/usb/storage/libusual.c +++ /dev/null @@ -1,243 +0,0 @@ -/* - * libusual - * - * The libusual contains the table of devices common for ub and usb-storage. - */ -#include -#include -#include -#include -#include -#include -#include - -/* - */ -#define USU_MOD_FL_THREAD 1 /* Thread is running */ -#define USU_MOD_FL_PRESENT 2 /* The module is loaded */ - -struct mod_status { - unsigned long fls; -}; - -static struct mod_status stat[3]; -static DEFINE_SPINLOCK(usu_lock); - -/* - */ -#define USB_US_DEFAULT_BIAS USB_US_TYPE_STOR -static atomic_t usu_bias = ATOMIC_INIT(USB_US_DEFAULT_BIAS); - -#define BIAS_NAME_SIZE (sizeof("usb-storage")) -static const char *bias_names[3] = { "none", "usb-storage", "ub" }; - -static DEFINE_MUTEX(usu_probe_mutex); -static DECLARE_COMPLETION(usu_end_notify); -static atomic_t total_threads = ATOMIC_INIT(0); - -static int usu_probe_thread(void *arg); - -/* - * @type: the module type as an integer - */ -void usb_usual_set_present(int type) -{ - struct mod_status *st; - unsigned long flags; - - if (type <= 0 || type >= 3) - return; - st = &stat[type]; - spin_lock_irqsave(&usu_lock, flags); - st->fls |= USU_MOD_FL_PRESENT; - spin_unlock_irqrestore(&usu_lock, flags); -} -EXPORT_SYMBOL_GPL(usb_usual_set_present); - -void usb_usual_clear_present(int type) -{ - struct mod_status *st; - unsigned long flags; - - if (type <= 0 || type >= 3) - return; - st = &stat[type]; - spin_lock_irqsave(&usu_lock, flags); - st->fls &= ~USU_MOD_FL_PRESENT; - spin_unlock_irqrestore(&usu_lock, flags); -} -EXPORT_SYMBOL_GPL(usb_usual_clear_present); - -/* - * Match the calling driver type against the table. - * Returns: 0 if the device matches. - */ -int usb_usual_check_type(const struct usb_device_id *id, int caller_type) -{ - int id_type = USB_US_TYPE(id->driver_info); - - if (caller_type <= 0 || caller_type >= 3) - return -EINVAL; - - /* Drivers grab fixed assignment devices */ - if (id_type == caller_type) - return 0; - /* Drivers grab devices biased to them */ - if (id_type == USB_US_TYPE_NONE && caller_type == atomic_read(&usu_bias)) - return 0; - return -ENODEV; -} -EXPORT_SYMBOL_GPL(usb_usual_check_type); - -/* - */ -static int usu_probe(struct usb_interface *intf, - const struct usb_device_id *id) -{ - int rc; - unsigned long type; - struct task_struct* task; - unsigned long flags; - - type = USB_US_TYPE(id->driver_info); - if (type == 0) - type = atomic_read(&usu_bias); - - spin_lock_irqsave(&usu_lock, flags); - if ((stat[type].fls & (USU_MOD_FL_THREAD|USU_MOD_FL_PRESENT)) != 0) { - spin_unlock_irqrestore(&usu_lock, flags); - return -ENXIO; - } - stat[type].fls |= USU_MOD_FL_THREAD; - spin_unlock_irqrestore(&usu_lock, flags); - - task = kthread_run(usu_probe_thread, (void*)type, "libusual_%ld", type); - if (IS_ERR(task)) { - rc = PTR_ERR(task); - printk(KERN_WARNING "libusual: " - "Unable to start the thread for %s: %d\n", - bias_names[type], rc); - spin_lock_irqsave(&usu_lock, flags); - stat[type].fls &= ~USU_MOD_FL_THREAD; - spin_unlock_irqrestore(&usu_lock, flags); - return rc; /* Not being -ENXIO causes a message printed */ - } - atomic_inc(&total_threads); - - return -ENXIO; -} - -static void usu_disconnect(struct usb_interface *intf) -{ - ; /* We should not be here. */ -} - -static struct usb_driver usu_driver = { - .name = "libusual", - .probe = usu_probe, - .disconnect = usu_disconnect, - .id_table = usb_storage_usb_ids, -}; - -/* - * A whole new thread for a purpose of request_module seems quite stupid. - * The request_module forks once inside again. However, if we attempt - * to load a storage module from our own modprobe thread, that module - * references our symbols, which cannot be resolved until our module is - * initialized. I wish there was a way to wait for the end of initialization. - * The module notifier reports MODULE_STATE_COMING only. - * So, we wait until module->init ends as the next best thing. - */ -static int usu_probe_thread(void *arg) -{ - int type = (unsigned long) arg; - struct mod_status *st = &stat[type]; - int rc; - unsigned long flags; - - mutex_lock(&usu_probe_mutex); - rc = request_module(bias_names[type]); - spin_lock_irqsave(&usu_lock, flags); - if (rc == 0 && (st->fls & USU_MOD_FL_PRESENT) == 0) { - /* - * This should not happen, but let us keep tabs on it. - */ - printk(KERN_NOTICE "libusual: " - "modprobe for %s succeeded, but module is not present\n", - bias_names[type]); - } - st->fls &= ~USU_MOD_FL_THREAD; - spin_unlock_irqrestore(&usu_lock, flags); - mutex_unlock(&usu_probe_mutex); - - complete_and_exit(&usu_end_notify, 0); -} - -/* - */ -static int __init usb_usual_init(void) -{ - int rc; - - mutex_lock(&usu_probe_mutex); - rc = usb_register(&usu_driver); - mutex_unlock(&usu_probe_mutex); - return rc; -} - -static void __exit usb_usual_exit(void) -{ - /* - * We do not check for any drivers present, because - * they keep us pinned with symbol references. - */ - - usb_deregister(&usu_driver); - - while (atomic_read(&total_threads) > 0) { - wait_for_completion(&usu_end_notify); - atomic_dec(&total_threads); - } -} - -/* - * Validate and accept the bias parameter. - */ -static int usu_set_bias(const char *bias_s, struct kernel_param *kp) -{ - int i; - int len; - int bias_n = 0; - - len = strlen(bias_s); - if (len == 0) - return -EDOM; - if (bias_s[len-1] == '\n') - --len; - - for (i = 1; i < 3; i++) { - if (strncmp(bias_s, bias_names[i], len) == 0) { - bias_n = i; - break; - } - } - if (bias_n == 0) - return -EINVAL; - - atomic_set(&usu_bias, bias_n); - return 0; -} - -static int usu_get_bias(char *buffer, struct kernel_param *kp) -{ - return strlen(strcpy(buffer, bias_names[atomic_read(&usu_bias)])); -} - -module_init(usb_usual_init); -module_exit(usb_usual_exit); - -module_param_call(bias, usu_set_bias, usu_get_bias, NULL, S_IRUGO|S_IWUSR); -__MODULE_PARM_TYPE(bias, "string"); -MODULE_PARM_DESC(bias, "Bias to usb-storage or ub"); - -MODULE_LICENSE("GPL"); diff --git a/trunk/drivers/usb/storage/onetouch.c b/trunk/drivers/usb/storage/onetouch.c index 886567a3806d..cb79de61f4c8 100644 --- a/trunk/drivers/usb/storage/onetouch.c +++ b/trunk/drivers/usb/storage/onetouch.c @@ -67,7 +67,7 @@ struct usb_onetouch { vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id onetouch_usb_ids[] = { # include "unusual_onetouch.h" diff --git a/trunk/drivers/usb/storage/realtek_cr.c b/trunk/drivers/usb/storage/realtek_cr.c index 63cf2822e299..d36446dd7ae8 100644 --- a/trunk/drivers/usb/storage/realtek_cr.c +++ b/trunk/drivers/usb/storage/realtek_cr.c @@ -172,7 +172,7 @@ static int init_realtek_cr(struct us_data *us); initFunction, flags) \ {\ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24)\ + .driver_info = (flags) \ } static const struct usb_device_id realtek_cr_ids[] = { diff --git a/trunk/drivers/usb/storage/sddr09.c b/trunk/drivers/usb/storage/sddr09.c index 3252a62b31bc..7bd54e0d5120 100644 --- a/trunk/drivers/usb/storage/sddr09.c +++ b/trunk/drivers/usb/storage/sddr09.c @@ -69,7 +69,7 @@ static int usb_stor_sddr09_init(struct us_data *us); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id sddr09_usb_ids[] = { # include "unusual_sddr09.h" diff --git a/trunk/drivers/usb/storage/sddr55.c b/trunk/drivers/usb/storage/sddr55.c index c144078065a7..d278c5a99b7a 100644 --- a/trunk/drivers/usb/storage/sddr55.c +++ b/trunk/drivers/usb/storage/sddr55.c @@ -46,7 +46,7 @@ MODULE_LICENSE("GPL"); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id sddr55_usb_ids[] = { # include "unusual_sddr55.h" diff --git a/trunk/drivers/usb/storage/shuttle_usbat.c b/trunk/drivers/usb/storage/shuttle_usbat.c index fa1ceebc465c..daf2fc58ae02 100644 --- a/trunk/drivers/usb/storage/shuttle_usbat.c +++ b/trunk/drivers/usb/storage/shuttle_usbat.c @@ -168,7 +168,7 @@ static int init_usbat_flash(struct us_data *us); vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } + .driver_info = (flags) } static struct usb_device_id usbat_usb_ids[] = { # include "unusual_usbat.h" diff --git a/trunk/drivers/usb/storage/transport.c b/trunk/drivers/usb/storage/transport.c index c70109e5d60b..c0543c83923e 100644 --- a/trunk/drivers/usb/storage/transport.c +++ b/trunk/drivers/usb/storage/transport.c @@ -1331,7 +1331,7 @@ int usb_stor_port_reset(struct us_data *us) int result; /*for these devices we must use the class specific method */ - if (us->pusb_dev->quirks & USB_QUIRK_RESET_MORPHS) + if (us->pusb_dev->quirks & USB_QUIRK_RESET) return -EPERM; result = usb_lock_device_for_reset(us->pusb_dev, us->pusb_intf); diff --git a/trunk/drivers/usb/storage/unusual_devs.h b/trunk/drivers/usb/storage/unusual_devs.h index 62a31bea0634..779cd954abcb 100644 --- a/trunk/drivers/usb/storage/unusual_devs.h +++ b/trunk/drivers/usb/storage/unusual_devs.h @@ -2038,25 +2038,25 @@ UNUSUAL_DEV( 0xed10, 0x7636, 0x0001, 0x0001, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NOT_LOCKABLE ), /* Control/Bulk transport for all SubClass values */ -USUAL_DEV(USB_SC_RBC, USB_PR_CB, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_8020, USB_PR_CB, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_QIC, USB_PR_CB, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_UFI, USB_PR_CB, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_8070, USB_PR_CB, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_SCSI, USB_PR_CB, USB_US_TYPE_STOR), +USUAL_DEV(USB_SC_RBC, USB_PR_CB), +USUAL_DEV(USB_SC_8020, USB_PR_CB), +USUAL_DEV(USB_SC_QIC, USB_PR_CB), +USUAL_DEV(USB_SC_UFI, USB_PR_CB), +USUAL_DEV(USB_SC_8070, USB_PR_CB), +USUAL_DEV(USB_SC_SCSI, USB_PR_CB), /* Control/Bulk/Interrupt transport for all SubClass values */ -USUAL_DEV(USB_SC_RBC, USB_PR_CBI, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_8020, USB_PR_CBI, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_QIC, USB_PR_CBI, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_UFI, USB_PR_CBI, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_8070, USB_PR_CBI, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_SCSI, USB_PR_CBI, USB_US_TYPE_STOR), +USUAL_DEV(USB_SC_RBC, USB_PR_CBI), +USUAL_DEV(USB_SC_8020, USB_PR_CBI), +USUAL_DEV(USB_SC_QIC, USB_PR_CBI), +USUAL_DEV(USB_SC_UFI, USB_PR_CBI), +USUAL_DEV(USB_SC_8070, USB_PR_CBI), +USUAL_DEV(USB_SC_SCSI, USB_PR_CBI), /* Bulk-only transport for all SubClass values */ -USUAL_DEV(USB_SC_RBC, USB_PR_BULK, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_8020, USB_PR_BULK, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_QIC, USB_PR_BULK, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_UFI, USB_PR_BULK, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_8070, USB_PR_BULK, USB_US_TYPE_STOR), -USUAL_DEV(USB_SC_SCSI, USB_PR_BULK, 0), +USUAL_DEV(USB_SC_RBC, USB_PR_BULK), +USUAL_DEV(USB_SC_8020, USB_PR_BULK), +USUAL_DEV(USB_SC_QIC, USB_PR_BULK), +USUAL_DEV(USB_SC_UFI, USB_PR_BULK), +USUAL_DEV(USB_SC_8070, USB_PR_BULK), +USUAL_DEV(USB_SC_SCSI, USB_PR_BULK), diff --git a/trunk/drivers/usb/storage/usb.c b/trunk/drivers/usb/storage/usb.c index d012fe4329e7..12aa72630aed 100644 --- a/trunk/drivers/usb/storage/usb.c +++ b/trunk/drivers/usb/storage/usb.c @@ -114,7 +114,7 @@ MODULE_PARM_DESC(quirks, "supplemental list of device IDs and their quirks"); #define COMPLIANT_DEV UNUSUAL_DEV -#define USUAL_DEV(use_protocol, use_transport, use_type) \ +#define USUAL_DEV(use_protocol, use_transport) \ { \ .useProtocol = use_protocol, \ .useTransport = use_transport, \ @@ -126,7 +126,7 @@ static struct us_unusual_dev us_unusual_dev_list[] = { }; static struct us_unusual_dev for_dynamic_ids = - USUAL_DEV(USB_SC_SCSI, USB_PR_BULK, 0); + USUAL_DEV(USB_SC_SCSI, USB_PR_BULK); #undef UNUSUAL_DEV #undef COMPLIANT_DEV @@ -564,7 +564,7 @@ static int get_device_info(struct us_data *us, const struct usb_device_id *id, us->protocol = (unusual_dev->useTransport == USB_PR_DEVICE) ? idesc->bInterfaceProtocol : unusual_dev->useTransport; - us->fflags = USB_US_ORIG_FLAGS(id->driver_info); + us->fflags = id->driver_info; adjust_quirks(us); if (us->fflags & US_FL_IGNORE_DEVICE) { @@ -1041,13 +1041,10 @@ static int storage_probe(struct usb_interface *intf, int size; /* - * If libusual is configured, let it decide whether a standard - * device should be handled by usb-storage or by ub. * If the device isn't standard (is handled by a subdriver * module) then don't accept it. */ - if (usb_usual_check_type(id, USB_US_TYPE_STOR) || - usb_usual_ignore_device(intf)) + if (usb_usual_ignore_device(intf)) return -ENXIO; /* @@ -1105,10 +1102,8 @@ static int __init usb_stor_init(void) /* register the driver, return usb_register return code if error */ retval = usb_register(&usb_storage_driver); - if (retval == 0) { + if (retval == 0) pr_info("USB Mass Storage support registered.\n"); - usb_usual_set_present(USB_US_TYPE_STOR); - } return retval; } @@ -1122,8 +1117,6 @@ static void __exit usb_stor_exit(void) */ US_DEBUGP("-- calling usb_deregister()\n"); usb_deregister(&usb_storage_driver) ; - - usb_usual_clear_present(USB_US_TYPE_STOR); } module_init(usb_stor_init); diff --git a/trunk/drivers/usb/storage/usual-tables.c b/trunk/drivers/usb/storage/usual-tables.c index b96927914f89..b78a526910fb 100644 --- a/trunk/drivers/usb/storage/usual-tables.c +++ b/trunk/drivers/usb/storage/usual-tables.c @@ -33,32 +33,24 @@ #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \ vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ -{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ - .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } - -#define COMPLIANT_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \ - vendorName, productName, useProtocol, useTransport, \ - initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ .driver_info = (flags) } -#define USUAL_DEV(useProto, useTrans, useType) \ -{ USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, useProto, useTrans), \ - .driver_info = ((useType)<<24) } +#define COMPLIANT_DEV UNUSUAL_DEV + +#define USUAL_DEV(useProto, useTrans) \ +{ USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, useProto, useTrans) } struct usb_device_id usb_storage_usb_ids[] = { # include "unusual_devs.h" { } /* Terminating entry */ }; -EXPORT_SYMBOL_GPL(usb_storage_usb_ids); - MODULE_DEVICE_TABLE(usb, usb_storage_usb_ids); #undef UNUSUAL_DEV #undef COMPLIANT_DEV #undef USUAL_DEV - /* * The table of devices to ignore */ @@ -95,7 +87,6 @@ static struct ignore_entry ignore_ids[] = { #undef UNUSUAL_DEV - /* Return an error if a device is in the ignore_ids list */ int usb_usual_ignore_device(struct usb_interface *intf) { @@ -115,4 +106,3 @@ int usb_usual_ignore_device(struct usb_interface *intf) } return 0; } -EXPORT_SYMBOL_GPL(usb_usual_ignore_device); diff --git a/trunk/drivers/usb/wusbcore/security.c b/trunk/drivers/usb/wusbcore/security.c index fa810a83e830..dd88441c8f78 100644 --- a/trunk/drivers/usb/wusbcore/security.c +++ b/trunk/drivers/usb/wusbcore/security.c @@ -202,7 +202,7 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc, { int result, bytes, secd_size; struct device *dev = &usb_dev->dev; - struct usb_security_descriptor *secd; + struct usb_security_descriptor *secd, *new_secd; const struct usb_encryption_descriptor *etd, *ccm1_etd = NULL; const void *itr, *top; char buf[64]; @@ -221,11 +221,12 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc, goto out; } secd_size = le16_to_cpu(secd->wTotalLength); - secd = krealloc(secd, secd_size, GFP_KERNEL); - if (secd == NULL) { + new_secd = krealloc(secd, secd_size, GFP_KERNEL); + if (new_secd == NULL) { dev_err(dev, "Can't allocate space for security descriptors\n"); goto out; } + secd = new_secd; result = usb_get_descriptor(usb_dev, USB_DT_SECURITY, 0, secd, secd_size); if (result < secd_size) { diff --git a/trunk/drivers/usb/wusbcore/wa-hc.c b/trunk/drivers/usb/wusbcore/wa-hc.c index 9e4a92461688..a09b65ebd9bb 100644 --- a/trunk/drivers/usb/wusbcore/wa-hc.c +++ b/trunk/drivers/usb/wusbcore/wa-hc.c @@ -46,8 +46,10 @@ int wa_create(struct wahc *wa, struct usb_interface *iface) wa->dto_epd = &iface->cur_altsetting->endpoint[2].desc; wa->xfer_result_size = usb_endpoint_maxp(wa->dti_epd); wa->xfer_result = kmalloc(wa->xfer_result_size, GFP_KERNEL); - if (wa->xfer_result == NULL) + if (wa->xfer_result == NULL) { + result = -ENOMEM; goto error_xfer_result_alloc; + } result = wa_nep_create(wa, iface); if (result < 0) { dev_err(dev, "WA-CDS: can't initialize notif endpoint: %d\n", diff --git a/trunk/drivers/vfio/vfio.c b/trunk/drivers/vfio/vfio.c index 9591e2b509d7..17830c9c7cc6 100644 --- a/trunk/drivers/vfio/vfio.c +++ b/trunk/drivers/vfio/vfio.c @@ -264,6 +264,7 @@ static struct vfio_group *vfio_create_group(struct iommu_group *iommu_group) return group; } +/* called with vfio.group_lock held */ static void vfio_group_release(struct kref *kref) { struct vfio_group *group = container_of(kref, struct vfio_group, kref); @@ -287,13 +288,7 @@ static void vfio_group_release(struct kref *kref) static void vfio_group_put(struct vfio_group *group) { - mutex_lock(&vfio.group_lock); - /* - * Release needs to unlock to unregister the notifier, so only - * unlock if not released. - */ - if (!kref_put(&group->kref, vfio_group_release)) - mutex_unlock(&vfio.group_lock); + kref_put_mutex(&group->kref, vfio_group_release, &vfio.group_lock); } /* Assume group_lock or group reference is held */ @@ -401,7 +396,6 @@ static void vfio_device_release(struct kref *kref) struct vfio_device, kref); struct vfio_group *group = device->group; - mutex_lock(&group->device_lock); list_del(&device->group_next); mutex_unlock(&group->device_lock); @@ -416,8 +410,9 @@ static void vfio_device_release(struct kref *kref) /* Device reference always implies a group reference */ static void vfio_device_put(struct vfio_device *device) { - kref_put(&device->kref, vfio_device_release); - vfio_group_put(device->group); + struct vfio_group *group = device->group; + kref_put_mutex(&device->kref, vfio_device_release, &group->device_lock); + vfio_group_put(group); } static void vfio_device_get(struct vfio_device *device) @@ -1116,10 +1111,10 @@ static int vfio_group_get_device_fd(struct vfio_group *group, char *buf) */ filep->f_mode |= (FMODE_LSEEK | FMODE_PREAD | FMODE_PWRITE); - fd_install(ret, filep); - vfio_device_get(device); atomic_inc(&group->container_users); + + fd_install(ret, filep); break; } mutex_unlock(&group->device_lock); diff --git a/trunk/drivers/vhost/tcm_vhost.c b/trunk/drivers/vhost/tcm_vhost.c index fb366540ed54..ed8e2e6c8df2 100644 --- a/trunk/drivers/vhost/tcm_vhost.c +++ b/trunk/drivers/vhost/tcm_vhost.c @@ -53,9 +53,14 @@ #include "vhost.h" #include "tcm_vhost.h" +enum { + VHOST_SCSI_VQ_CTL = 0, + VHOST_SCSI_VQ_EVT = 1, + VHOST_SCSI_VQ_IO = 2, +}; + struct vhost_scsi { - atomic_t vhost_ref_cnt; - struct tcm_vhost_tpg *vs_tpg; + struct tcm_vhost_tpg *vs_tpg; /* Protected by vhost_scsi->dev.mutex */ struct vhost_dev dev; struct vhost_virtqueue vqs[3]; @@ -131,8 +136,7 @@ static u32 tcm_vhost_get_default_depth(struct se_portal_group *se_tpg) return 1; } -static u32 tcm_vhost_get_pr_transport_id( - struct se_portal_group *se_tpg, +static u32 tcm_vhost_get_pr_transport_id(struct se_portal_group *se_tpg, struct se_node_acl *se_nacl, struct t10_pr_registration *pr_reg, int *format_code, @@ -162,8 +166,7 @@ static u32 tcm_vhost_get_pr_transport_id( format_code, buf); } -static u32 tcm_vhost_get_pr_transport_id_len( - struct se_portal_group *se_tpg, +static u32 tcm_vhost_get_pr_transport_id_len(struct se_portal_group *se_tpg, struct se_node_acl *se_nacl, struct t10_pr_registration *pr_reg, int *format_code) @@ -192,8 +195,7 @@ static u32 tcm_vhost_get_pr_transport_id_len( format_code); } -static char *tcm_vhost_parse_pr_out_transport_id( - struct se_portal_group *se_tpg, +static char *tcm_vhost_parse_pr_out_transport_id(struct se_portal_group *se_tpg, const char *buf, u32 *out_tid_len, char **port_nexus_ptr) @@ -236,8 +238,7 @@ static struct se_node_acl *tcm_vhost_alloc_fabric_acl( return &nacl->se_node_acl; } -static void tcm_vhost_release_fabric_acl( - struct se_portal_group *se_tpg, +static void tcm_vhost_release_fabric_acl(struct se_portal_group *se_tpg, struct se_node_acl *se_nacl) { struct tcm_vhost_nacl *nacl = container_of(se_nacl, @@ -297,7 +298,16 @@ static int tcm_vhost_get_cmd_state(struct se_cmd *se_cmd) return 0; } -static void vhost_scsi_complete_cmd(struct tcm_vhost_cmd *); +static void vhost_scsi_complete_cmd(struct tcm_vhost_cmd *tv_cmd) +{ + struct vhost_scsi *vs = tv_cmd->tvc_vhost; + + spin_lock_bh(&vs->vs_completion_lock); + list_add_tail(&tv_cmd->tvc_completion_list, &vs->vs_completion_list); + spin_unlock_bh(&vs->vs_completion_lock); + + vhost_work_queue(&vs->dev, &vs->vs_completion_work); +} static int tcm_vhost_queue_data_in(struct se_cmd *se_cmd) { @@ -381,7 +391,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work) vs_completion_work); struct tcm_vhost_cmd *tv_cmd; - while ((tv_cmd = vhost_scsi_get_cmd_from_completion(vs)) != NULL) { + while ((tv_cmd = vhost_scsi_get_cmd_from_completion(vs))) { struct virtio_scsi_cmd_resp v_rsp; struct se_cmd *se_cmd = &tv_cmd->tvc_se_cmd; int ret; @@ -408,19 +418,6 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work) vhost_signal(&vs->dev, &vs->vqs[2]); } -static void vhost_scsi_complete_cmd(struct tcm_vhost_cmd *tv_cmd) -{ - struct vhost_scsi *vs = tv_cmd->tvc_vhost; - - pr_debug("%s tv_cmd %p\n", __func__, tv_cmd); - - spin_lock_bh(&vs->vs_completion_lock); - list_add_tail(&tv_cmd->tvc_completion_list, &vs->vs_completion_list); - spin_unlock_bh(&vs->vs_completion_lock); - - vhost_work_queue(&vs->dev, &vs->vs_completion_work); -} - static struct tcm_vhost_cmd *vhost_scsi_allocate_cmd( struct tcm_vhost_tpg *tv_tpg, struct virtio_scsi_cmd_req *v_req, @@ -533,8 +530,8 @@ static int vhost_scsi_map_iov_to_sgl(struct tcm_vhost_cmd *tv_cmd, sg = kmalloc(sizeof(tv_cmd->tvc_sgl[0]) * sgl_count, GFP_ATOMIC); if (!sg) return -ENOMEM; - pr_debug("%s sg %p sgl_count %u is_err %ld\n", __func__, - sg, sgl_count, IS_ERR(sg)); + pr_debug("%s sg %p sgl_count %u is_err %d\n", __func__, + sg, sgl_count, !sg); sg_init_table(sg, sgl_count); tv_cmd->tvc_sgl = sg; @@ -787,12 +784,12 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs) static void vhost_scsi_ctl_handle_kick(struct vhost_work *work) { - pr_err("%s: The handling func for control queue.\n", __func__); + pr_debug("%s: The handling func for control queue.\n", __func__); } static void vhost_scsi_evt_handle_kick(struct vhost_work *work) { - pr_err("%s: The handling func for event queue.\n", __func__); + pr_debug("%s: The handling func for event queue.\n", __func__); } static void vhost_scsi_handle_kick(struct vhost_work *work) @@ -825,11 +822,6 @@ static int vhost_scsi_set_endpoint( return -EFAULT; } } - - if (vs->vs_tpg) { - mutex_unlock(&vs->dev.mutex); - return -EEXIST; - } mutex_unlock(&vs->dev.mutex); mutex_lock(&tcm_vhost_mutex); @@ -839,7 +831,7 @@ static int vhost_scsi_set_endpoint( mutex_unlock(&tv_tpg->tv_tpg_mutex); continue; } - if (atomic_read(&tv_tpg->tv_tpg_vhost_count)) { + if (tv_tpg->tv_tpg_vhost_count != 0) { mutex_unlock(&tv_tpg->tv_tpg_mutex); continue; } @@ -847,14 +839,20 @@ static int vhost_scsi_set_endpoint( if (!strcmp(tv_tport->tport_name, t->vhost_wwpn) && (tv_tpg->tport_tpgt == t->vhost_tpgt)) { - atomic_inc(&tv_tpg->tv_tpg_vhost_count); - smp_mb__after_atomic_inc(); + tv_tpg->tv_tpg_vhost_count++; mutex_unlock(&tv_tpg->tv_tpg_mutex); mutex_unlock(&tcm_vhost_mutex); mutex_lock(&vs->dev.mutex); + if (vs->vs_tpg) { + mutex_unlock(&vs->dev.mutex); + mutex_lock(&tv_tpg->tv_tpg_mutex); + tv_tpg->tv_tpg_vhost_count--; + mutex_unlock(&tv_tpg->tv_tpg_mutex); + return -EEXIST; + } + vs->vs_tpg = tv_tpg; - atomic_inc(&vs->vhost_ref_cnt); smp_mb__after_atomic_inc(); mutex_unlock(&vs->dev.mutex); return 0; @@ -871,38 +869,42 @@ static int vhost_scsi_clear_endpoint( { struct tcm_vhost_tport *tv_tport; struct tcm_vhost_tpg *tv_tpg; - int index; + int index, ret; mutex_lock(&vs->dev.mutex); /* Verify that ring has been setup correctly. */ for (index = 0; index < vs->dev.nvqs; ++index) { if (!vhost_vq_access_ok(&vs->vqs[index])) { - mutex_unlock(&vs->dev.mutex); - return -EFAULT; + ret = -EFAULT; + goto err; } } if (!vs->vs_tpg) { - mutex_unlock(&vs->dev.mutex); - return -ENODEV; + ret = -ENODEV; + goto err; } tv_tpg = vs->vs_tpg; tv_tport = tv_tpg->tport; if (strcmp(tv_tport->tport_name, t->vhost_wwpn) || (tv_tpg->tport_tpgt != t->vhost_tpgt)) { - mutex_unlock(&vs->dev.mutex); pr_warn("tv_tport->tport_name: %s, tv_tpg->tport_tpgt: %hu" " does not match t->vhost_wwpn: %s, t->vhost_tpgt: %hu\n", tv_tport->tport_name, tv_tpg->tport_tpgt, t->vhost_wwpn, t->vhost_tpgt); - return -EINVAL; + ret = -EINVAL; + goto err; } - atomic_dec(&tv_tpg->tv_tpg_vhost_count); + tv_tpg->tv_tpg_vhost_count--; vs->vs_tpg = NULL; mutex_unlock(&vs->dev.mutex); return 0; + +err: + mutex_unlock(&vs->dev.mutex); + return ret; } static int vhost_scsi_open(struct inode *inode, struct file *f) @@ -918,9 +920,9 @@ static int vhost_scsi_open(struct inode *inode, struct file *f) INIT_LIST_HEAD(&s->vs_completion_list); spin_lock_init(&s->vs_completion_lock); - s->vqs[0].handle_kick = vhost_scsi_ctl_handle_kick; - s->vqs[1].handle_kick = vhost_scsi_evt_handle_kick; - s->vqs[2].handle_kick = vhost_scsi_handle_kick; + s->vqs[VHOST_SCSI_VQ_CTL].handle_kick = vhost_scsi_ctl_handle_kick; + s->vqs[VHOST_SCSI_VQ_EVT].handle_kick = vhost_scsi_evt_handle_kick; + s->vqs[VHOST_SCSI_VQ_IO].handle_kick = vhost_scsi_handle_kick; r = vhost_dev_init(&s->dev, s->vqs, 3); if (r < 0) { kfree(s); @@ -949,6 +951,18 @@ 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) +{ + vhost_scsi_flush_vq(vs, VHOST_SCSI_VQ_CTL); + vhost_scsi_flush_vq(vs, VHOST_SCSI_VQ_EVT); + vhost_scsi_flush_vq(vs, VHOST_SCSI_VQ_IO); +} + static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features) { if (features & ~VHOST_FEATURES) @@ -961,7 +975,8 @@ static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features) return -EFAULT; } vs->dev.acked_features = features; - /* TODO possibly smp_wmb() and flush vqs */ + smp_wmb(); + vhost_scsi_flush(vs); mutex_unlock(&vs->dev.mutex); return 0; } @@ -974,26 +989,25 @@ static long vhost_scsi_ioctl(struct file *f, unsigned int ioctl, void __user *argp = (void __user *)arg; u64 __user *featurep = argp; u64 features; - int r; + int r, abi_version = VHOST_SCSI_ABI_VERSION; switch (ioctl) { case VHOST_SCSI_SET_ENDPOINT: if (copy_from_user(&backend, argp, sizeof backend)) return -EFAULT; + if (backend.reserved != 0) + return -EOPNOTSUPP; return vhost_scsi_set_endpoint(vs, &backend); case VHOST_SCSI_CLEAR_ENDPOINT: if (copy_from_user(&backend, argp, sizeof backend)) return -EFAULT; + if (backend.reserved != 0) + return -EOPNOTSUPP; return vhost_scsi_clear_endpoint(vs, &backend); case VHOST_SCSI_GET_ABI_VERSION: - if (copy_from_user(&backend, argp, sizeof backend)) - return -EFAULT; - - backend.abi_version = VHOST_SCSI_ABI_VERSION; - - if (copy_to_user(argp, &backend, sizeof backend)) + if (copy_to_user(argp, &abi_version, sizeof abi_version)) return -EFAULT; return 0; case VHOST_GET_FEATURES: @@ -1013,11 +1027,21 @@ static long vhost_scsi_ioctl(struct file *f, unsigned int ioctl, } } +#ifdef CONFIG_COMPAT +static long vhost_scsi_compat_ioctl(struct file *f, unsigned int ioctl, + unsigned long arg) +{ + return vhost_scsi_ioctl(f, ioctl, (unsigned long)compat_ptr(arg)); +} +#endif + static const struct file_operations vhost_scsi_fops = { .owner = THIS_MODULE, .release = vhost_scsi_release, .unlocked_ioctl = vhost_scsi_ioctl, - /* TODO compat ioctl? */ +#ifdef CONFIG_COMPAT + .compat_ioctl = vhost_scsi_compat_ioctl, +#endif .open = vhost_scsi_open, .llseek = noop_llseek, }; @@ -1054,28 +1078,28 @@ static char *tcm_vhost_dump_proto_id(struct tcm_vhost_tport *tport) return "Unknown"; } -static int tcm_vhost_port_link( - struct se_portal_group *se_tpg, +static int tcm_vhost_port_link(struct se_portal_group *se_tpg, struct se_lun *lun) { struct tcm_vhost_tpg *tv_tpg = container_of(se_tpg, struct tcm_vhost_tpg, se_tpg); - atomic_inc(&tv_tpg->tv_tpg_port_count); - smp_mb__after_atomic_inc(); + mutex_lock(&tv_tpg->tv_tpg_mutex); + tv_tpg->tv_tpg_port_count++; + mutex_unlock(&tv_tpg->tv_tpg_mutex); return 0; } -static void tcm_vhost_port_unlink( - struct se_portal_group *se_tpg, +static void tcm_vhost_port_unlink(struct se_portal_group *se_tpg, struct se_lun *se_lun) { struct tcm_vhost_tpg *tv_tpg = container_of(se_tpg, struct tcm_vhost_tpg, se_tpg); - atomic_dec(&tv_tpg->tv_tpg_port_count); - smp_mb__after_atomic_dec(); + mutex_lock(&tv_tpg->tv_tpg_mutex); + tv_tpg->tv_tpg_port_count--; + mutex_unlock(&tv_tpg->tv_tpg_mutex); } static struct se_node_acl *tcm_vhost_make_nodeacl( @@ -1122,8 +1146,7 @@ static void tcm_vhost_drop_nodeacl(struct se_node_acl *se_acl) kfree(nacl); } -static int tcm_vhost_make_nexus( - struct tcm_vhost_tpg *tv_tpg, +static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tv_tpg, const char *name) { struct se_portal_group *se_tpg; @@ -1168,7 +1191,7 @@ static int tcm_vhost_make_nexus( return -ENOMEM; } /* - * Now register the TCM vHost virtual I_T Nexus as active with the + * Now register the TCM vhost virtual I_T Nexus as active with the * call to __transport_register_session() */ __transport_register_session(se_tpg, tv_nexus->tvn_se_sess->se_node_acl, @@ -1179,8 +1202,7 @@ static int tcm_vhost_make_nexus( return 0; } -static int tcm_vhost_drop_nexus( - struct tcm_vhost_tpg *tpg) +static int tcm_vhost_drop_nexus(struct tcm_vhost_tpg *tpg) { struct se_session *se_sess; struct tcm_vhost_nexus *tv_nexus; @@ -1198,27 +1220,27 @@ static int tcm_vhost_drop_nexus( return -ENODEV; } - if (atomic_read(&tpg->tv_tpg_port_count)) { + if (tpg->tv_tpg_port_count != 0) { mutex_unlock(&tpg->tv_tpg_mutex); - pr_err("Unable to remove TCM_vHost I_T Nexus with" + pr_err("Unable to remove TCM_vhost I_T Nexus with" " active TPG port count: %d\n", - atomic_read(&tpg->tv_tpg_port_count)); - return -EPERM; + tpg->tv_tpg_port_count); + return -EBUSY; } - if (atomic_read(&tpg->tv_tpg_vhost_count)) { + if (tpg->tv_tpg_vhost_count != 0) { mutex_unlock(&tpg->tv_tpg_mutex); - pr_err("Unable to remove TCM_vHost I_T Nexus with" + pr_err("Unable to remove TCM_vhost I_T Nexus with" " active TPG vhost count: %d\n", - atomic_read(&tpg->tv_tpg_vhost_count)); - return -EPERM; + tpg->tv_tpg_vhost_count); + return -EBUSY; } - pr_debug("TCM_vHost_ConfigFS: Removing I_T Nexus to emulated" + pr_debug("TCM_vhost_ConfigFS: Removing I_T Nexus to emulated" " %s Initiator Port: %s\n", tcm_vhost_dump_proto_id(tpg->tport), tv_nexus->tvn_se_sess->se_node_acl->initiatorname); /* - * Release the SCSI I_T Nexus to the emulated vHost Target Port + * Release the SCSI I_T Nexus to the emulated vhost Target Port */ transport_deregister_session(tv_nexus->tvn_se_sess); tpg->tpg_nexus = NULL; @@ -1228,8 +1250,7 @@ static int tcm_vhost_drop_nexus( return 0; } -static ssize_t tcm_vhost_tpg_show_nexus( - struct se_portal_group *se_tpg, +static ssize_t tcm_vhost_tpg_show_nexus(struct se_portal_group *se_tpg, char *page) { struct tcm_vhost_tpg *tv_tpg = container_of(se_tpg, @@ -1250,8 +1271,7 @@ static ssize_t tcm_vhost_tpg_show_nexus( return ret; } -static ssize_t tcm_vhost_tpg_store_nexus( - struct se_portal_group *se_tpg, +static ssize_t tcm_vhost_tpg_store_nexus(struct se_portal_group *se_tpg, const char *page, size_t count) { @@ -1336,8 +1356,7 @@ static struct configfs_attribute *tcm_vhost_tpg_attrs[] = { NULL, }; -static struct se_portal_group *tcm_vhost_make_tpg( - struct se_wwn *wwn, +static struct se_portal_group *tcm_vhost_make_tpg(struct se_wwn *wwn, struct config_group *group, const char *name) { @@ -1385,7 +1404,7 @@ static void tcm_vhost_drop_tpg(struct se_portal_group *se_tpg) list_del(&tpg->tv_tpg_list); mutex_unlock(&tcm_vhost_mutex); /* - * Release the virtual I_T Nexus for this vHost TPG + * Release the virtual I_T Nexus for this vhost TPG */ tcm_vhost_drop_nexus(tpg); /* @@ -1395,8 +1414,7 @@ static void tcm_vhost_drop_tpg(struct se_portal_group *se_tpg) kfree(tpg); } -static struct se_wwn *tcm_vhost_make_tport( - struct target_fabric_configfs *tf, +static struct se_wwn *tcm_vhost_make_tport(struct target_fabric_configfs *tf, struct config_group *group, const char *name) { @@ -1592,7 +1610,10 @@ static void tcm_vhost_deregister_configfs(void) static int __init tcm_vhost_init(void) { int ret = -ENOMEM; - + /* + * Use our own dedicated workqueue for submitting I/O into + * target core to avoid contention within system_wq. + */ tcm_vhost_workqueue = alloc_workqueue("tcm_vhost", 0, 0); if (!tcm_vhost_workqueue) goto out; diff --git a/trunk/drivers/vhost/tcm_vhost.h b/trunk/drivers/vhost/tcm_vhost.h index c983ed21e413..d9e93557d669 100644 --- a/trunk/drivers/vhost/tcm_vhost.h +++ b/trunk/drivers/vhost/tcm_vhost.h @@ -47,9 +47,9 @@ struct tcm_vhost_tpg { /* Vhost port target portal group tag for TCM */ u16 tport_tpgt; /* Used to track number of TPG Port/Lun Links wrt to explict I_T Nexus shutdown */ - atomic_t tv_tpg_port_count; - /* Used for vhost_scsi device reference to tpg_nexus */ - atomic_t tv_tpg_vhost_count; + int tv_tpg_port_count; + /* Used for vhost_scsi device reference to tpg_nexus, protected by tv_tpg_mutex */ + int tv_tpg_vhost_count; /* list for tcm_vhost_list */ struct list_head tv_tpg_list; /* Used to protect access for tpg_nexus */ @@ -91,11 +91,13 @@ struct tcm_vhost_tport { struct vhost_scsi_target { int abi_version; - unsigned char vhost_wwpn[TRANSPORT_IQN_LEN]; + char vhost_wwpn[TRANSPORT_IQN_LEN]; unsigned short vhost_tpgt; + unsigned short reserved; }; /* VHOST_SCSI specific defines */ #define VHOST_SCSI_SET_ENDPOINT _IOW(VHOST_VIRTIO, 0x40, struct vhost_scsi_target) #define VHOST_SCSI_CLEAR_ENDPOINT _IOW(VHOST_VIRTIO, 0x41, struct vhost_scsi_target) -#define VHOST_SCSI_GET_ABI_VERSION _IOW(VHOST_VIRTIO, 0x42, struct vhost_scsi_target) +/* Changing this breaks userspace. */ +#define VHOST_SCSI_GET_ABI_VERSION _IOW(VHOST_VIRTIO, 0x42, int) diff --git a/trunk/drivers/video/console/fbcon.c b/trunk/drivers/video/console/fbcon.c index 2e471c22abf5..88e92041d8f0 100644 --- a/trunk/drivers/video/console/fbcon.c +++ b/trunk/drivers/video/console/fbcon.c @@ -372,8 +372,15 @@ static void fb_flashcursor(struct work_struct *work) struct vc_data *vc = NULL; int c; int mode; + int ret; + + /* FIXME: we should sort out the unbind locking instead */ + /* instead we just fail to flash the cursor if we can't get + * the lock instead of blocking fbcon deinit */ + ret = console_trylock(); + if (ret == 0) + return; - console_lock(); if (ops && ops->currcon != -1) vc = vc_cons[ops->currcon].d; diff --git a/trunk/drivers/w1/slaves/w1_therm.c b/trunk/drivers/w1/slaves/w1_therm.c index d90062b211f8..92d08e7fcba2 100644 --- a/trunk/drivers/w1/slaves/w1_therm.c +++ b/trunk/drivers/w1/slaves/w1_therm.c @@ -91,6 +91,11 @@ static struct w1_family w1_therm_family_DS28EA00 = { .fops = &w1_therm_fops, }; +static struct w1_family w1_therm_family_DS1825 = { + .fid = W1_THERM_DS1825, + .fops = &w1_therm_fops, +}; + struct w1_therm_family_converter { u8 broken; @@ -120,6 +125,10 @@ static struct w1_therm_family_converter w1_therm_families[] = { .f = &w1_therm_family_DS28EA00, .convert = w1_DS18B20_convert_temp }, + { + .f = &w1_therm_family_DS1825, + .convert = w1_DS18B20_convert_temp + } }; static inline int w1_DS18B20_convert_temp(u8 rom[9]) diff --git a/trunk/drivers/w1/w1_family.h b/trunk/drivers/w1/w1_family.h index b00ada44a89b..a1f0ce151d53 100644 --- a/trunk/drivers/w1/w1_family.h +++ b/trunk/drivers/w1/w1_family.h @@ -39,6 +39,7 @@ #define W1_EEPROM_DS2431 0x2D #define W1_FAMILY_DS2760 0x30 #define W1_FAMILY_DS2780 0x32 +#define W1_THERM_DS1825 0x3B #define W1_FAMILY_DS2781 0x3D #define W1_THERM_DS28EA00 0x42 diff --git a/trunk/fs/autofs4/expire.c b/trunk/fs/autofs4/expire.c index 8c0e56d92938..842d00048a65 100644 --- a/trunk/fs/autofs4/expire.c +++ b/trunk/fs/autofs4/expire.c @@ -399,11 +399,6 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb, DPRINTK("checking mountpoint %p %.*s", dentry, (int)dentry->d_name.len, dentry->d_name.name); - /* Path walk currently on this dentry? */ - ino_count = atomic_read(&ino->count) + 2; - if (dentry->d_count > ino_count) - goto next; - /* Can we umount this guy */ if (autofs4_mount_busy(mnt, dentry)) goto next; diff --git a/trunk/fs/ceph/debugfs.c b/trunk/fs/ceph/debugfs.c index fb962efdacee..6d59006bfa27 100644 --- a/trunk/fs/ceph/debugfs.c +++ b/trunk/fs/ceph/debugfs.c @@ -201,6 +201,7 @@ int ceph_fs_debugfs_init(struct ceph_fs_client *fsc) int err = -ENOMEM; dout("ceph_fs_debugfs_init\n"); + BUG_ON(!fsc->client->debugfs_dir); fsc->debugfs_congestion_kb = debugfs_create_file("writeback_congestion_kb", 0600, diff --git a/trunk/fs/ceph/inode.c b/trunk/fs/ceph/inode.c index 9fff9f3b17e4..4b5762ef7c2b 100644 --- a/trunk/fs/ceph/inode.c +++ b/trunk/fs/ceph/inode.c @@ -992,11 +992,15 @@ int ceph_fill_trace(struct super_block *sb, struct ceph_mds_request *req, if (rinfo->head->is_dentry) { struct inode *dir = req->r_locked_dir; - err = fill_inode(dir, &rinfo->diri, rinfo->dirfrag, - session, req->r_request_started, -1, - &req->r_caps_reservation); - if (err < 0) - return err; + if (dir) { + err = fill_inode(dir, &rinfo->diri, rinfo->dirfrag, + session, req->r_request_started, -1, + &req->r_caps_reservation); + if (err < 0) + return err; + } else { + WARN_ON_ONCE(1); + } } /* @@ -1004,6 +1008,7 @@ int ceph_fill_trace(struct super_block *sb, struct ceph_mds_request *req, * will have trouble splicing in the virtual snapdir later */ if (rinfo->head->is_dentry && !req->r_aborted && + req->r_locked_dir && (rinfo->head->is_target || strncmp(req->r_dentry->d_name.name, fsc->mount_options->snapdir_name, req->r_dentry->d_name.len))) { diff --git a/trunk/fs/ceph/ioctl.c b/trunk/fs/ceph/ioctl.c index 8e3fb69fbe62..1396ceb46797 100644 --- a/trunk/fs/ceph/ioctl.c +++ b/trunk/fs/ceph/ioctl.c @@ -42,7 +42,8 @@ static long __validate_layout(struct ceph_mds_client *mdsc, /* validate striping parameters */ if ((l->object_size & ~PAGE_MASK) || (l->stripe_unit & ~PAGE_MASK) || - ((unsigned)l->object_size % (unsigned)l->stripe_unit)) + (l->stripe_unit != 0 && + ((unsigned)l->object_size % (unsigned)l->stripe_unit))) return -EINVAL; /* make sure it's a valid data pool */ diff --git a/trunk/fs/compat.c b/trunk/fs/compat.c index 6161255fac45..1bdb350ea5d3 100644 --- a/trunk/fs/compat.c +++ b/trunk/fs/compat.c @@ -1155,11 +1155,14 @@ compat_sys_readv(unsigned long fd, const struct compat_iovec __user *vec, struct file *file; int fput_needed; ssize_t ret; + loff_t pos; file = fget_light(fd, &fput_needed); if (!file) return -EBADF; - ret = compat_readv(file, vec, vlen, &file->f_pos); + pos = file->f_pos; + ret = compat_readv(file, vec, vlen, &pos); + file->f_pos = pos; fput_light(file, fput_needed); return ret; } @@ -1221,11 +1224,14 @@ compat_sys_writev(unsigned long fd, const struct compat_iovec __user *vec, struct file *file; int fput_needed; ssize_t ret; + loff_t pos; file = fget_light(fd, &fput_needed); if (!file) return -EBADF; - ret = compat_writev(file, vec, vlen, &file->f_pos); + pos = file->f_pos; + ret = compat_writev(file, vec, vlen, &pos); + file->f_pos = pos; fput_light(file, fput_needed); return ret; } diff --git a/trunk/fs/eventpoll.c b/trunk/fs/eventpoll.c index 1c8b55670804..eedec84c1809 100644 --- a/trunk/fs/eventpoll.c +++ b/trunk/fs/eventpoll.c @@ -1654,8 +1654,8 @@ SYSCALL_DEFINE1(epoll_create1, int, flags) error = PTR_ERR(file); goto out_free_fd; } - fd_install(fd, file); ep->file = file; + fd_install(fd, file); return fd; out_free_fd: diff --git a/trunk/fs/ext4/balloc.c b/trunk/fs/ext4/balloc.c index d23b31ca9d7a..1b5089067d01 100644 --- a/trunk/fs/ext4/balloc.c +++ b/trunk/fs/ext4/balloc.c @@ -280,14 +280,18 @@ struct ext4_group_desc * ext4_get_group_desc(struct super_block *sb, return desc; } -static int ext4_valid_block_bitmap(struct super_block *sb, - struct ext4_group_desc *desc, - unsigned int block_group, - struct buffer_head *bh) +/* + * Return the block number which was discovered to be invalid, or 0 if + * the block bitmap is valid. + */ +static ext4_fsblk_t ext4_valid_block_bitmap(struct super_block *sb, + struct ext4_group_desc *desc, + unsigned int block_group, + struct buffer_head *bh) { ext4_grpblk_t offset; ext4_grpblk_t next_zero_bit; - ext4_fsblk_t bitmap_blk; + ext4_fsblk_t blk; ext4_fsblk_t group_first_block; if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_FLEX_BG)) { @@ -297,37 +301,33 @@ static int ext4_valid_block_bitmap(struct super_block *sb, * or it has to also read the block group where the bitmaps * are located to verify they are set. */ - return 1; + return 0; } group_first_block = ext4_group_first_block_no(sb, block_group); /* check whether block bitmap block number is set */ - bitmap_blk = ext4_block_bitmap(sb, desc); - offset = bitmap_blk - group_first_block; + blk = ext4_block_bitmap(sb, desc); + offset = blk - group_first_block; if (!ext4_test_bit(offset, bh->b_data)) /* bad block bitmap */ - goto err_out; + return blk; /* check whether the inode bitmap block number is set */ - bitmap_blk = ext4_inode_bitmap(sb, desc); - offset = bitmap_blk - group_first_block; + blk = ext4_inode_bitmap(sb, desc); + offset = blk - group_first_block; if (!ext4_test_bit(offset, bh->b_data)) /* bad block bitmap */ - goto err_out; + return blk; /* check whether the inode table block number is set */ - bitmap_blk = ext4_inode_table(sb, desc); - offset = bitmap_blk - group_first_block; + blk = ext4_inode_table(sb, desc); + offset = blk - group_first_block; next_zero_bit = ext4_find_next_zero_bit(bh->b_data, offset + EXT4_SB(sb)->s_itb_per_group, offset); - if (next_zero_bit >= offset + EXT4_SB(sb)->s_itb_per_group) - /* good bitmap for inode tables */ - return 1; - -err_out: - ext4_error(sb, "Invalid block bitmap - block_group = %d, block = %llu", - block_group, bitmap_blk); + if (next_zero_bit < offset + EXT4_SB(sb)->s_itb_per_group) + /* bad bitmap for inode tables */ + return blk; return 0; } @@ -336,14 +336,26 @@ void ext4_validate_block_bitmap(struct super_block *sb, unsigned int block_group, struct buffer_head *bh) { + ext4_fsblk_t blk; + if (buffer_verified(bh)) return; ext4_lock_group(sb, block_group); - if (ext4_valid_block_bitmap(sb, desc, block_group, bh) && - ext4_block_bitmap_csum_verify(sb, block_group, desc, bh, - EXT4_BLOCKS_PER_GROUP(sb) / 8)) - set_buffer_verified(bh); + blk = ext4_valid_block_bitmap(sb, desc, block_group, bh); + if (unlikely(blk != 0)) { + ext4_unlock_group(sb, block_group); + ext4_error(sb, "bg %u: block %llu: invalid block bitmap", + block_group, blk); + return; + } + if (unlikely(!ext4_block_bitmap_csum_verify(sb, block_group, + desc, bh, EXT4_BLOCKS_PER_GROUP(sb) / 8))) { + ext4_unlock_group(sb, block_group); + ext4_error(sb, "bg %u: bad block bitmap checksum", block_group); + return; + } + set_buffer_verified(bh); ext4_unlock_group(sb, block_group); } diff --git a/trunk/fs/ext4/bitmap.c b/trunk/fs/ext4/bitmap.c index f8716eab9995..5c2d1813ebe9 100644 --- a/trunk/fs/ext4/bitmap.c +++ b/trunk/fs/ext4/bitmap.c @@ -79,7 +79,6 @@ int ext4_block_bitmap_csum_verify(struct super_block *sb, ext4_group_t group, if (provided == calculated) return 1; - ext4_error(sb, "Bad block bitmap checksum: block_group = %u", group); return 0; } diff --git a/trunk/fs/ext4/extents.c b/trunk/fs/ext4/extents.c index cd0c7ed06772..aabbb3f53683 100644 --- a/trunk/fs/ext4/extents.c +++ b/trunk/fs/ext4/extents.c @@ -2662,6 +2662,7 @@ static int ext4_ext_remove_space(struct inode *inode, ext4_lblk_t start, } path[0].p_depth = depth; path[0].p_hdr = ext_inode_hdr(inode); + i = 0; if (ext4_ext_check(inode, path[0].p_hdr, depth)) { err = -EIO; diff --git a/trunk/fs/ext4/super.c b/trunk/fs/ext4/super.c index 3e0851e4f468..c6e0cb3d1f4a 100644 --- a/trunk/fs/ext4/super.c +++ b/trunk/fs/ext4/super.c @@ -948,6 +948,7 @@ static struct inode *ext4_alloc_inode(struct super_block *sb) ei->i_reserved_meta_blocks = 0; ei->i_allocated_meta_blocks = 0; ei->i_da_metadata_calc_len = 0; + ei->i_da_metadata_calc_last_lblock = 0; spin_lock_init(&(ei->i_block_reservation_lock)); #ifdef CONFIG_QUOTA ei->i_reserved_quota = 0; @@ -3108,6 +3109,10 @@ static int count_overhead(struct super_block *sb, ext4_group_t grp, ext4_group_t i, ngroups = ext4_get_groups_count(sb); int s, j, count = 0; + if (!EXT4_HAS_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_BIGALLOC)) + return (ext4_bg_has_super(sb, grp) + ext4_bg_num_gdb(sb, grp) + + sbi->s_itb_per_group + 2); + first_block = le32_to_cpu(sbi->s_es->s_first_data_block) + (grp * EXT4_BLOCKS_PER_GROUP(sb)); last_block = first_block + EXT4_BLOCKS_PER_GROUP(sb) - 1; @@ -4419,6 +4424,7 @@ static void ext4_clear_journal_err(struct super_block *sb, ext4_commit_super(sb, 1); jbd2_journal_clear_err(journal); + jbd2_journal_update_sb_errno(journal); } } diff --git a/trunk/fs/fuse/dir.c b/trunk/fs/fuse/dir.c index 8964cf3999b2..324bc0850534 100644 --- a/trunk/fs/fuse/dir.c +++ b/trunk/fs/fuse/dir.c @@ -383,6 +383,9 @@ static int fuse_create_open(struct inode *dir, struct dentry *entry, struct fuse_entry_out outentry; struct fuse_file *ff; + /* Userspace expects S_IFREG in create mode */ + BUG_ON((mode & S_IFMT) != S_IFREG); + forget = fuse_alloc_forget(); err = -ENOMEM; if (!forget) diff --git a/trunk/fs/jbd2/journal.c b/trunk/fs/jbd2/journal.c index 8625da27eccf..e149b99a7ffb 100644 --- a/trunk/fs/jbd2/journal.c +++ b/trunk/fs/jbd2/journal.c @@ -1377,7 +1377,7 @@ static void jbd2_mark_journal_empty(journal_t *journal) * Update a journal's errno. Write updated superblock to disk waiting for IO * to complete. */ -static void jbd2_journal_update_sb_errno(journal_t *journal) +void jbd2_journal_update_sb_errno(journal_t *journal) { journal_superblock_t *sb = journal->j_superblock; @@ -1390,6 +1390,7 @@ static void jbd2_journal_update_sb_errno(journal_t *journal) jbd2_write_superblock(journal, WRITE_SYNC); } +EXPORT_SYMBOL(jbd2_journal_update_sb_errno); /* * Read the superblock for a given journal, performing initial diff --git a/trunk/fs/namei.c b/trunk/fs/namei.c index 1b464390dde8..dd1ed1b8e98e 100644 --- a/trunk/fs/namei.c +++ b/trunk/fs/namei.c @@ -352,6 +352,7 @@ int __inode_permission(struct inode *inode, int mask) /** * sb_permission - Check superblock-level permissions * @sb: Superblock of inode to check permission on + * @inode: Inode to check permission on * @mask: Right to check for (%MAY_READ, %MAY_WRITE, %MAY_EXEC) * * Separate out file-system wide checks from inode-specific permission checks. @@ -656,6 +657,7 @@ int sysctl_protected_hardlinks __read_mostly = 1; /** * may_follow_link - Check symlink following for unsafe situations * @link: The path of the symlink + * @nd: nameidata pathwalk data * * In the case of the sysctl_protected_symlinks sysctl being enabled, * CAP_DAC_OVERRIDE needs to be specifically ignored if the symlink is @@ -2414,7 +2416,7 @@ static int atomic_open(struct nameidata *nd, struct dentry *dentry, goto out; } - mode = op->mode & S_IALLUGO; + mode = op->mode; if ((open_flag & O_CREAT) && !IS_POSIXACL(dir)) mode &= ~current_umask(); @@ -2452,7 +2454,7 @@ static int atomic_open(struct nameidata *nd, struct dentry *dentry, } if (open_flag & O_CREAT) { - error = may_o_create(&nd->path, dentry, op->mode); + error = may_o_create(&nd->path, dentry, mode); if (error) { create_error = error; if (open_flag & O_EXCL) @@ -2489,6 +2491,10 @@ static int atomic_open(struct nameidata *nd, struct dentry *dentry, dput(dentry); dentry = file->f_path.dentry; } + if (create_error && dentry->d_inode == NULL) { + error = create_error; + goto out; + } goto looked_up; } diff --git a/trunk/fs/nfs/Makefile b/trunk/fs/nfs/Makefile index 8bf3a3f6925a..b7db60897f91 100644 --- a/trunk/fs/nfs/Makefile +++ b/trunk/fs/nfs/Makefile @@ -12,19 +12,19 @@ nfs-$(CONFIG_ROOT_NFS) += nfsroot.o nfs-$(CONFIG_SYSCTL) += sysctl.o nfs-$(CONFIG_NFS_FSCACHE) += fscache.o fscache-index.o -obj-$(CONFIG_NFS_V2) += nfs2.o -nfs2-y := nfs2super.o proc.o nfs2xdr.o +obj-$(CONFIG_NFS_V2) += nfsv2.o +nfsv2-y := nfs2super.o proc.o nfs2xdr.o -obj-$(CONFIG_NFS_V3) += nfs3.o -nfs3-y := nfs3super.o nfs3client.o nfs3proc.o nfs3xdr.o -nfs3-$(CONFIG_NFS_V3_ACL) += nfs3acl.o +obj-$(CONFIG_NFS_V3) += nfsv3.o +nfsv3-y := nfs3super.o nfs3client.o nfs3proc.o nfs3xdr.o +nfsv3-$(CONFIG_NFS_V3_ACL) += nfs3acl.o -obj-$(CONFIG_NFS_V4) += nfs4.o -nfs4-y := nfs4proc.o nfs4xdr.o nfs4state.o nfs4renewd.o nfs4super.o nfs4file.o \ +obj-$(CONFIG_NFS_V4) += nfsv4.o +nfsv4-y := nfs4proc.o nfs4xdr.o nfs4state.o nfs4renewd.o nfs4super.o nfs4file.o \ delegation.o idmap.o callback.o callback_xdr.o callback_proc.o \ nfs4namespace.o nfs4getroot.o nfs4client.o -nfs4-$(CONFIG_SYSCTL) += nfs4sysctl.o -nfs4-$(CONFIG_NFS_V4_1) += pnfs.o pnfs_dev.o +nfsv4-$(CONFIG_SYSCTL) += nfs4sysctl.o +nfsv4-$(CONFIG_NFS_V4_1) += pnfs.o pnfs_dev.o obj-$(CONFIG_PNFS_FILE_LAYOUT) += nfs_layout_nfsv41_files.o nfs_layout_nfsv41_files-y := nfs4filelayout.o nfs4filelayoutdev.o diff --git a/trunk/fs/nfs/client.c b/trunk/fs/nfs/client.c index 9fc0d9dfc91b..99694442b93f 100644 --- a/trunk/fs/nfs/client.c +++ b/trunk/fs/nfs/client.c @@ -105,7 +105,7 @@ struct nfs_subversion *get_nfs_version(unsigned int version) if (IS_ERR(nfs)) { mutex_lock(&nfs_version_mutex); - request_module("nfs%d", version); + request_module("nfsv%d", version); nfs = find_nfs_version(version); mutex_unlock(&nfs_version_mutex); } diff --git a/trunk/fs/nfs/idmap.c b/trunk/fs/nfs/idmap.c index b701358c39c3..a850079467d8 100644 --- a/trunk/fs/nfs/idmap.c +++ b/trunk/fs/nfs/idmap.c @@ -61,6 +61,12 @@ struct idmap { struct mutex idmap_mutex; }; +struct idmap_legacy_upcalldata { + struct rpc_pipe_msg pipe_msg; + struct idmap_msg idmap_msg; + struct idmap *idmap; +}; + /** * nfs_fattr_init_names - initialise the nfs_fattr owner_name/group_name fields * @fattr: fully initialised struct nfs_fattr @@ -324,6 +330,7 @@ static ssize_t nfs_idmap_get_key(const char *name, size_t namelen, ret = nfs_idmap_request_key(&key_type_id_resolver_legacy, name, namelen, type, data, data_size, idmap); + idmap->idmap_key_cons = NULL; mutex_unlock(&idmap->idmap_mutex); } return ret; @@ -380,11 +387,13 @@ static const match_table_t nfs_idmap_tokens = { static int nfs_idmap_legacy_upcall(struct key_construction *, const char *, void *); static ssize_t idmap_pipe_downcall(struct file *, const char __user *, size_t); +static void idmap_release_pipe(struct inode *); static void idmap_pipe_destroy_msg(struct rpc_pipe_msg *); static const struct rpc_pipe_ops idmap_upcall_ops = { .upcall = rpc_pipe_generic_upcall, .downcall = idmap_pipe_downcall, + .release_pipe = idmap_release_pipe, .destroy_msg = idmap_pipe_destroy_msg, }; @@ -616,7 +625,8 @@ void nfs_idmap_quit(void) nfs_idmap_quit_keyring(); } -static int nfs_idmap_prepare_message(char *desc, struct idmap_msg *im, +static int nfs_idmap_prepare_message(char *desc, struct idmap *idmap, + struct idmap_msg *im, struct rpc_pipe_msg *msg) { substring_t substr; @@ -659,6 +669,7 @@ static int nfs_idmap_legacy_upcall(struct key_construction *cons, const char *op, void *aux) { + struct idmap_legacy_upcalldata *data; struct rpc_pipe_msg *msg; struct idmap_msg *im; struct idmap *idmap = (struct idmap *)aux; @@ -666,15 +677,15 @@ static int nfs_idmap_legacy_upcall(struct key_construction *cons, int ret = -ENOMEM; /* msg and im are freed in idmap_pipe_destroy_msg */ - msg = kmalloc(sizeof(*msg), GFP_KERNEL); - if (!msg) - goto out0; - - im = kmalloc(sizeof(*im), GFP_KERNEL); - if (!im) + data = kmalloc(sizeof(*data), GFP_KERNEL); + if (!data) goto out1; - ret = nfs_idmap_prepare_message(key->description, im, msg); + msg = &data->pipe_msg; + im = &data->idmap_msg; + data->idmap = idmap; + + ret = nfs_idmap_prepare_message(key->description, idmap, im, msg); if (ret < 0) goto out2; @@ -683,15 +694,15 @@ static int nfs_idmap_legacy_upcall(struct key_construction *cons, ret = rpc_queue_upcall(idmap->idmap_pipe, msg); if (ret < 0) - goto out2; + goto out3; return ret; +out3: + idmap->idmap_key_cons = NULL; out2: - kfree(im); + kfree(data); out1: - kfree(msg); -out0: complete_request_key(cons, ret); return ret; } @@ -749,9 +760,8 @@ idmap_pipe_downcall(struct file *filp, const char __user *src, size_t mlen) } if (!(im.im_status & IDMAP_STATUS_SUCCESS)) { - ret = mlen; - complete_request_key(cons, -ENOKEY); - goto out_incomplete; + ret = -ENOKEY; + goto out; } namelen_in = strnlen(im.im_name, IDMAP_NAMESZ); @@ -768,16 +778,32 @@ idmap_pipe_downcall(struct file *filp, const char __user *src, size_t mlen) out: complete_request_key(cons, ret); -out_incomplete: return ret; } static void idmap_pipe_destroy_msg(struct rpc_pipe_msg *msg) { + struct idmap_legacy_upcalldata *data = container_of(msg, + struct idmap_legacy_upcalldata, + pipe_msg); + struct idmap *idmap = data->idmap; + struct key_construction *cons; + if (msg->errno) { + cons = ACCESS_ONCE(idmap->idmap_key_cons); + idmap->idmap_key_cons = NULL; + complete_request_key(cons, msg->errno); + } /* Free memory allocated in nfs_idmap_legacy_upcall() */ - kfree(msg->data); - kfree(msg); + kfree(data); +} + +static void +idmap_release_pipe(struct inode *inode) +{ + struct rpc_inode *rpci = RPC_I(inode); + struct idmap *idmap = (struct idmap *)rpci->private; + idmap->idmap_key_cons = NULL; } int nfs_map_name_to_uid(const struct nfs_server *server, const char *name, size_t namelen, __u32 *uid) diff --git a/trunk/fs/nfs/nfs3proc.c b/trunk/fs/nfs/nfs3proc.c index 0952c791df36..d6b3b5f2d779 100644 --- a/trunk/fs/nfs/nfs3proc.c +++ b/trunk/fs/nfs/nfs3proc.c @@ -69,7 +69,7 @@ do_proc_get_root(struct rpc_clnt *client, struct nfs_fh *fhandle, nfs_fattr_init(info->fattr); status = rpc_call_sync(client, &msg, 0); dprintk("%s: reply fsinfo: %d\n", __func__, status); - if (!(info->fattr->valid & NFS_ATTR_FATTR)) { + if (status == 0 && !(info->fattr->valid & NFS_ATTR_FATTR)) { msg.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR]; msg.rpc_resp = info->fattr; status = rpc_call_sync(client, &msg, 0); diff --git a/trunk/fs/nfs/nfs4_fs.h b/trunk/fs/nfs/nfs4_fs.h index 3b950dd81e81..da0618aeeadb 100644 --- a/trunk/fs/nfs/nfs4_fs.h +++ b/trunk/fs/nfs/nfs4_fs.h @@ -205,6 +205,9 @@ extern const struct dentry_operations nfs4_dentry_operations; int nfs_atomic_open(struct inode *, struct dentry *, struct file *, unsigned, umode_t, int *); +/* super.c */ +extern struct file_system_type nfs4_fs_type; + /* nfs4namespace.c */ rpc_authflavor_t nfs_find_best_sec(struct nfs4_secinfo_flavors *); struct rpc_clnt *nfs4_create_sec_client(struct rpc_clnt *, struct inode *, struct qstr *); diff --git a/trunk/fs/nfs/nfs4client.c b/trunk/fs/nfs/nfs4client.c index cbcdfaf32505..24eb663f8ed5 100644 --- a/trunk/fs/nfs/nfs4client.c +++ b/trunk/fs/nfs/nfs4client.c @@ -74,7 +74,7 @@ struct nfs_client *nfs4_alloc_client(const struct nfs_client_initdata *cl_init) return clp; error: - kfree(clp); + nfs_free_client(clp); return ERR_PTR(err); } diff --git a/trunk/fs/nfs/nfs4proc.c b/trunk/fs/nfs/nfs4proc.c index a99a8d948721..635274140b18 100644 --- a/trunk/fs/nfs/nfs4proc.c +++ b/trunk/fs/nfs/nfs4proc.c @@ -3737,9 +3737,10 @@ static inline ssize_t nfs4_read_cached_acl(struct inode *inode, char *buf, size_ static void nfs4_write_cached_acl(struct inode *inode, struct page **pages, size_t pgbase, size_t acl_len) { struct nfs4_cached_acl *acl; + size_t buflen = sizeof(*acl) + acl_len; - if (pages && acl_len <= PAGE_SIZE) { - acl = kmalloc(sizeof(*acl) + acl_len, GFP_KERNEL); + if (pages && buflen <= PAGE_SIZE) { + acl = kmalloc(buflen, GFP_KERNEL); if (acl == NULL) goto out; acl->cached = 1; @@ -3819,7 +3820,7 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu if (ret) goto out_free; - acl_len = res.acl_len - res.acl_data_offset; + acl_len = res.acl_len; if (acl_len > args.acl_len) nfs4_write_cached_acl(inode, NULL, 0, acl_len); else @@ -6223,11 +6224,58 @@ static void nfs4_layoutget_done(struct rpc_task *task, void *calldata) dprintk("<-- %s\n", __func__); } +static size_t max_response_pages(struct nfs_server *server) +{ + u32 max_resp_sz = server->nfs_client->cl_session->fc_attrs.max_resp_sz; + return nfs_page_array_len(0, max_resp_sz); +} + +static void nfs4_free_pages(struct page **pages, size_t size) +{ + int i; + + if (!pages) + return; + + for (i = 0; i < size; i++) { + if (!pages[i]) + break; + __free_page(pages[i]); + } + kfree(pages); +} + +static struct page **nfs4_alloc_pages(size_t size, gfp_t gfp_flags) +{ + struct page **pages; + int i; + + pages = kcalloc(size, sizeof(struct page *), gfp_flags); + if (!pages) { + dprintk("%s: can't alloc array of %zu pages\n", __func__, size); + return NULL; + } + + for (i = 0; i < size; i++) { + pages[i] = alloc_page(gfp_flags); + if (!pages[i]) { + dprintk("%s: failed to allocate page\n", __func__); + nfs4_free_pages(pages, size); + return NULL; + } + } + + return pages; +} + static void nfs4_layoutget_release(void *calldata) { struct nfs4_layoutget *lgp = calldata; + struct nfs_server *server = NFS_SERVER(lgp->args.inode); + size_t max_pages = max_response_pages(server); dprintk("--> %s\n", __func__); + nfs4_free_pages(lgp->args.layout.pages, max_pages); put_nfs_open_context(lgp->args.ctx); kfree(calldata); dprintk("<-- %s\n", __func__); @@ -6239,9 +6287,10 @@ static const struct rpc_call_ops nfs4_layoutget_call_ops = { .rpc_release = nfs4_layoutget_release, }; -int nfs4_proc_layoutget(struct nfs4_layoutget *lgp) +void nfs4_proc_layoutget(struct nfs4_layoutget *lgp, gfp_t gfp_flags) { struct nfs_server *server = NFS_SERVER(lgp->args.inode); + size_t max_pages = max_response_pages(server); struct rpc_task *task; struct rpc_message msg = { .rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_LAYOUTGET], @@ -6259,12 +6308,19 @@ int nfs4_proc_layoutget(struct nfs4_layoutget *lgp) dprintk("--> %s\n", __func__); + lgp->args.layout.pages = nfs4_alloc_pages(max_pages, gfp_flags); + if (!lgp->args.layout.pages) { + nfs4_layoutget_release(lgp); + return; + } + lgp->args.layout.pglen = max_pages * PAGE_SIZE; + lgp->res.layoutp = &lgp->args.layout; lgp->res.seq_res.sr_slot = NULL; nfs41_init_sequence(&lgp->args.seq_args, &lgp->res.seq_res, 0); task = rpc_run_task(&task_setup_data); if (IS_ERR(task)) - return PTR_ERR(task); + return; status = nfs4_wait_for_completion_rpc_task(task); if (status == 0) status = task->tk_status; @@ -6272,7 +6328,7 @@ int nfs4_proc_layoutget(struct nfs4_layoutget *lgp) status = pnfs_layout_process(lgp); rpc_put_task(task); dprintk("<-- %s status=%d\n", __func__, status); - return status; + return; } static void @@ -6304,12 +6360,8 @@ static void nfs4_layoutreturn_done(struct rpc_task *task, void *calldata) return; } spin_lock(&lo->plh_inode->i_lock); - if (task->tk_status == 0) { - if (lrp->res.lrs_present) { - pnfs_set_layout_stateid(lo, &lrp->res.stateid, true); - } else - BUG_ON(!list_empty(&lo->plh_segs)); - } + if (task->tk_status == 0 && lrp->res.lrs_present) + pnfs_set_layout_stateid(lo, &lrp->res.stateid, true); lo->plh_block_lgets--; spin_unlock(&lo->plh_inode->i_lock); dprintk("<-- %s\n", __func__); diff --git a/trunk/fs/nfs/nfs4super.c b/trunk/fs/nfs/nfs4super.c index 12a31a9dbcdd..bd61221ad2c5 100644 --- a/trunk/fs/nfs/nfs4super.c +++ b/trunk/fs/nfs/nfs4super.c @@ -23,14 +23,6 @@ static struct dentry *nfs4_referral_mount(struct file_system_type *fs_type, static struct dentry *nfs4_remote_referral_mount(struct file_system_type *fs_type, int flags, const char *dev_name, void *raw_data); -static struct file_system_type nfs4_fs_type = { - .owner = THIS_MODULE, - .name = "nfs4", - .mount = nfs_fs_mount, - .kill_sb = nfs_kill_super, - .fs_flags = FS_RENAME_DOES_D_MOVE|FS_REVAL_DOT|FS_BINARY_MOUNTDATA, -}; - static struct file_system_type nfs4_remote_fs_type = { .owner = THIS_MODULE, .name = "nfs4", @@ -344,14 +336,8 @@ static int __init init_nfs_v4(void) if (err) goto out1; - err = register_filesystem(&nfs4_fs_type); - if (err < 0) - goto out2; - register_nfs_version(&nfs_v4); return 0; -out2: - nfs4_unregister_sysctl(); out1: nfs_idmap_quit(); out: @@ -361,7 +347,6 @@ static int __init init_nfs_v4(void) static void __exit exit_nfs_v4(void) { unregister_nfs_version(&nfs_v4); - unregister_filesystem(&nfs4_fs_type); nfs4_unregister_sysctl(); nfs_idmap_quit(); } diff --git a/trunk/fs/nfs/nfs4xdr.c b/trunk/fs/nfs/nfs4xdr.c index ca13483edd60..1bfbd67c556d 100644 --- a/trunk/fs/nfs/nfs4xdr.c +++ b/trunk/fs/nfs/nfs4xdr.c @@ -5045,22 +5045,19 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req, struct nfs_getaclres *res) { unsigned int savep; - __be32 *bm_p; uint32_t attrlen, bitmap[3] = {0}; int status; - size_t page_len = xdr->buf->page_len; + unsigned int pg_offset; res->acl_len = 0; if ((status = decode_op_hdr(xdr, OP_GETATTR)) != 0) goto out; - bm_p = xdr->p; - res->acl_data_offset = be32_to_cpup(bm_p) + 2; - res->acl_data_offset <<= 2; - /* Check if the acl data starts beyond the allocated buffer */ - if (res->acl_data_offset > page_len) - return -ERANGE; + xdr_enter_page(xdr, xdr->buf->page_len); + + /* Calculate the offset of the page data */ + pg_offset = xdr->buf->head[0].iov_len; if ((status = decode_attr_bitmap(xdr, bitmap)) != 0) goto out; @@ -5074,23 +5071,20 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req, /* The bitmap (xdr len + bitmaps) and the attr xdr len words * are stored with the acl data to handle the problem of * variable length bitmaps.*/ - xdr->p = bm_p; + res->acl_data_offset = xdr_stream_pos(xdr) - pg_offset; /* We ignore &savep and don't do consistency checks on * the attr length. Let userspace figure it out.... */ - attrlen += res->acl_data_offset; - if (attrlen > page_len) { + res->acl_len = attrlen; + if (attrlen > (xdr->nwords << 2)) { if (res->acl_flags & NFS4_ACL_LEN_REQUEST) { /* getxattr interface called with a NULL buf */ - res->acl_len = attrlen; goto out; } - dprintk("NFS: acl reply: attrlen %u > page_len %zu\n", - attrlen, page_len); + dprintk("NFS: acl reply: attrlen %u > page_len %u\n", + attrlen, xdr->nwords << 2); return -EINVAL; } - xdr_read_pages(xdr, attrlen); - res->acl_len = attrlen; } else status = -EOPNOTSUPP; diff --git a/trunk/fs/nfs/objlayout/objio_osd.c b/trunk/fs/nfs/objlayout/objio_osd.c index f50d3e8d6f22..ea6d111b03e9 100644 --- a/trunk/fs/nfs/objlayout/objio_osd.c +++ b/trunk/fs/nfs/objlayout/objio_osd.c @@ -570,17 +570,66 @@ static bool objio_pg_test(struct nfs_pageio_descriptor *pgio, return false; return pgio->pg_count + req->wb_bytes <= - OBJIO_LSEG(pgio->pg_lseg)->layout.max_io_length; + (unsigned long)pgio->pg_layout_private; +} + +void objio_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) +{ + pnfs_generic_pg_init_read(pgio, req); + if (unlikely(pgio->pg_lseg == NULL)) + return; /* Not pNFS */ + + pgio->pg_layout_private = (void *) + OBJIO_LSEG(pgio->pg_lseg)->layout.max_io_length; +} + +static bool aligned_on_raid_stripe(u64 offset, struct ore_layout *layout, + unsigned long *stripe_end) +{ + u32 stripe_off; + unsigned stripe_size; + + if (layout->raid_algorithm == PNFS_OSD_RAID_0) + return true; + + stripe_size = layout->stripe_unit * + (layout->group_width - layout->parity); + + div_u64_rem(offset, stripe_size, &stripe_off); + if (!stripe_off) + return true; + + *stripe_end = stripe_size - stripe_off; + return false; +} + +void objio_init_write(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) +{ + unsigned long stripe_end = 0; + + pnfs_generic_pg_init_write(pgio, req); + if (unlikely(pgio->pg_lseg == NULL)) + return; /* Not pNFS */ + + if (req->wb_offset || + !aligned_on_raid_stripe(req->wb_index * PAGE_SIZE, + &OBJIO_LSEG(pgio->pg_lseg)->layout, + &stripe_end)) { + pgio->pg_layout_private = (void *)stripe_end; + } else { + pgio->pg_layout_private = (void *) + OBJIO_LSEG(pgio->pg_lseg)->layout.max_io_length; + } } static const struct nfs_pageio_ops objio_pg_read_ops = { - .pg_init = pnfs_generic_pg_init_read, + .pg_init = objio_init_read, .pg_test = objio_pg_test, .pg_doio = pnfs_generic_pg_readpages, }; static const struct nfs_pageio_ops objio_pg_write_ops = { - .pg_init = pnfs_generic_pg_init_write, + .pg_init = objio_init_write, .pg_test = objio_pg_test, .pg_doio = pnfs_generic_pg_writepages, }; diff --git a/trunk/fs/nfs/pagelist.c b/trunk/fs/nfs/pagelist.c index 1a6732ed04a4..311a79681e2b 100644 --- a/trunk/fs/nfs/pagelist.c +++ b/trunk/fs/nfs/pagelist.c @@ -49,6 +49,7 @@ void nfs_pgheader_init(struct nfs_pageio_descriptor *desc, hdr->io_start = req_offset(hdr->req); hdr->good_bytes = desc->pg_count; hdr->dreq = desc->pg_dreq; + hdr->layout_private = desc->pg_layout_private; hdr->release = release; hdr->completion_ops = desc->pg_completion_ops; if (hdr->completion_ops->init_hdr) @@ -268,6 +269,7 @@ void nfs_pageio_init(struct nfs_pageio_descriptor *desc, desc->pg_error = 0; desc->pg_lseg = NULL; desc->pg_dreq = NULL; + desc->pg_layout_private = NULL; } EXPORT_SYMBOL_GPL(nfs_pageio_init); diff --git a/trunk/fs/nfs/pnfs.c b/trunk/fs/nfs/pnfs.c index 76875bfcf19c..2e00feacd4be 100644 --- a/trunk/fs/nfs/pnfs.c +++ b/trunk/fs/nfs/pnfs.c @@ -583,9 +583,6 @@ send_layoutget(struct pnfs_layout_hdr *lo, struct nfs_server *server = NFS_SERVER(ino); struct nfs4_layoutget *lgp; struct pnfs_layout_segment *lseg = NULL; - struct page **pages = NULL; - int i; - u32 max_resp_sz, max_pages; dprintk("--> %s\n", __func__); @@ -594,20 +591,6 @@ send_layoutget(struct pnfs_layout_hdr *lo, if (lgp == NULL) return NULL; - /* allocate pages for xdr post processing */ - max_resp_sz = server->nfs_client->cl_session->fc_attrs.max_resp_sz; - max_pages = nfs_page_array_len(0, max_resp_sz); - - pages = kcalloc(max_pages, sizeof(struct page *), gfp_flags); - if (!pages) - goto out_err_free; - - for (i = 0; i < max_pages; i++) { - pages[i] = alloc_page(gfp_flags); - if (!pages[i]) - goto out_err_free; - } - lgp->args.minlength = PAGE_CACHE_SIZE; if (lgp->args.minlength > range->length) lgp->args.minlength = range->length; @@ -616,39 +599,19 @@ send_layoutget(struct pnfs_layout_hdr *lo, lgp->args.type = server->pnfs_curr_ld->id; lgp->args.inode = ino; lgp->args.ctx = get_nfs_open_context(ctx); - lgp->args.layout.pages = pages; - lgp->args.layout.pglen = max_pages * PAGE_SIZE; lgp->lsegpp = &lseg; lgp->gfp_flags = gfp_flags; /* Synchronously retrieve layout information from server and * store in lseg. */ - nfs4_proc_layoutget(lgp); + nfs4_proc_layoutget(lgp, gfp_flags); if (!lseg) { /* remember that LAYOUTGET failed and suspend trying */ set_bit(lo_fail_bit(range->iomode), &lo->plh_flags); } - /* free xdr pages */ - for (i = 0; i < max_pages; i++) - __free_page(pages[i]); - kfree(pages); - return lseg; - -out_err_free: - /* free any allocated xdr pages, lgp as it's not used */ - if (pages) { - for (i = 0; i < max_pages; i++) { - if (!pages[i]) - break; - __free_page(pages[i]); - } - kfree(pages); - } - kfree(lgp); - return NULL; } /* diff --git a/trunk/fs/nfs/pnfs.h b/trunk/fs/nfs/pnfs.h index 2c6c80503ba4..745aa1b39e7c 100644 --- a/trunk/fs/nfs/pnfs.h +++ b/trunk/fs/nfs/pnfs.h @@ -172,7 +172,7 @@ extern int nfs4_proc_getdevicelist(struct nfs_server *server, struct pnfs_devicelist *devlist); extern int nfs4_proc_getdeviceinfo(struct nfs_server *server, struct pnfs_device *dev); -extern int nfs4_proc_layoutget(struct nfs4_layoutget *lgp); +extern void nfs4_proc_layoutget(struct nfs4_layoutget *lgp, gfp_t gfp_flags); extern int nfs4_proc_layoutreturn(struct nfs4_layoutreturn *lrp); /* pnfs.c */ diff --git a/trunk/fs/nfs/super.c b/trunk/fs/nfs/super.c index ac6a3c55dce4..239aff7338eb 100644 --- a/trunk/fs/nfs/super.c +++ b/trunk/fs/nfs/super.c @@ -319,6 +319,34 @@ EXPORT_SYMBOL_GPL(nfs_sops); static void nfs4_validate_mount_flags(struct nfs_parsed_mount_data *); static int nfs4_validate_mount_data(void *options, struct nfs_parsed_mount_data *args, const char *dev_name); + +struct file_system_type nfs4_fs_type = { + .owner = THIS_MODULE, + .name = "nfs4", + .mount = nfs_fs_mount, + .kill_sb = nfs_kill_super, + .fs_flags = FS_RENAME_DOES_D_MOVE|FS_REVAL_DOT|FS_BINARY_MOUNTDATA, +}; +EXPORT_SYMBOL_GPL(nfs4_fs_type); + +static int __init register_nfs4_fs(void) +{ + return register_filesystem(&nfs4_fs_type); +} + +static void unregister_nfs4_fs(void) +{ + unregister_filesystem(&nfs4_fs_type); +} +#else +static int __init register_nfs4_fs(void) +{ + return 0; +} + +static void unregister_nfs4_fs(void) +{ +} #endif static struct shrinker acl_shrinker = { @@ -337,12 +365,18 @@ int __init register_nfs_fs(void) if (ret < 0) goto error_0; - ret = nfs_register_sysctl(); + ret = register_nfs4_fs(); if (ret < 0) goto error_1; + + ret = nfs_register_sysctl(); + if (ret < 0) + goto error_2; register_shrinker(&acl_shrinker); return 0; +error_2: + unregister_nfs4_fs(); error_1: unregister_filesystem(&nfs_fs_type); error_0: @@ -356,6 +390,7 @@ void __exit unregister_nfs_fs(void) { unregister_shrinker(&acl_shrinker); nfs_unregister_sysctl(); + unregister_nfs4_fs(); unregister_filesystem(&nfs_fs_type); } @@ -2645,4 +2680,6 @@ MODULE_PARM_DESC(max_session_slots, "Maximum number of outstanding NFSv4.1 " module_param(send_implementation_id, ushort, 0644); MODULE_PARM_DESC(send_implementation_id, "Send implementation ID with NFSv4.1 exchange_id"); +MODULE_ALIAS("nfs4"); + #endif /* CONFIG_NFS_V4 */ diff --git a/trunk/fs/nfs/write.c b/trunk/fs/nfs/write.c index 5829d0ce7cfb..e3b55372726c 100644 --- a/trunk/fs/nfs/write.c +++ b/trunk/fs/nfs/write.c @@ -1814,19 +1814,19 @@ int __init nfs_init_writepagecache(void) nfs_wdata_mempool = mempool_create_slab_pool(MIN_POOL_WRITE, nfs_wdata_cachep); if (nfs_wdata_mempool == NULL) - return -ENOMEM; + goto out_destroy_write_cache; nfs_cdata_cachep = kmem_cache_create("nfs_commit_data", sizeof(struct nfs_commit_data), 0, SLAB_HWCACHE_ALIGN, NULL); if (nfs_cdata_cachep == NULL) - return -ENOMEM; + goto out_destroy_write_mempool; nfs_commit_mempool = mempool_create_slab_pool(MIN_POOL_COMMIT, nfs_wdata_cachep); if (nfs_commit_mempool == NULL) - return -ENOMEM; + goto out_destroy_commit_cache; /* * NFS congestion size, scale with available memory. @@ -1849,11 +1849,20 @@ int __init nfs_init_writepagecache(void) nfs_congestion_kb = 256*1024; return 0; + +out_destroy_commit_cache: + kmem_cache_destroy(nfs_cdata_cachep); +out_destroy_write_mempool: + mempool_destroy(nfs_wdata_mempool); +out_destroy_write_cache: + kmem_cache_destroy(nfs_wdata_cachep); + return -ENOMEM; } void nfs_destroy_writepagecache(void) { mempool_destroy(nfs_commit_mempool); + kmem_cache_destroy(nfs_cdata_cachep); mempool_destroy(nfs_wdata_mempool); kmem_cache_destroy(nfs_wdata_cachep); } diff --git a/trunk/fs/open.c b/trunk/fs/open.c index bc132e167d2d..e1f2cdb91a4d 100644 --- a/trunk/fs/open.c +++ b/trunk/fs/open.c @@ -852,9 +852,10 @@ static inline int build_open_flags(int flags, umode_t mode, struct open_flags *o int lookup_flags = 0; int acc_mode; - if (!(flags & O_CREAT)) - mode = 0; - op->mode = mode; + if (flags & O_CREAT) + op->mode = (mode & S_IALLUGO) | S_IFREG; + else + op->mode = 0; /* Must never be set by userspace */ flags &= ~FMODE_NONOTIFY; diff --git a/trunk/include/asm-generic/mutex-xchg.h b/trunk/include/asm-generic/mutex-xchg.h index 580a6d35c700..c04e0db8a2d6 100644 --- a/trunk/include/asm-generic/mutex-xchg.h +++ b/trunk/include/asm-generic/mutex-xchg.h @@ -26,7 +26,13 @@ static inline void __mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *)) { if (unlikely(atomic_xchg(count, 0) != 1)) - fail_fn(count); + /* + * We failed to acquire the lock, so mark it contended + * to ensure that any waiting tasks are woken up by the + * unlock slow path. + */ + if (likely(atomic_xchg(count, -1) != 1)) + fail_fn(count); } /** @@ -43,7 +49,8 @@ static inline int __mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) { if (unlikely(atomic_xchg(count, 0) != 1)) - return fail_fn(count); + if (likely(atomic_xchg(count, -1) != 1)) + return fail_fn(count); return 0; } diff --git a/trunk/include/drm/drm_crtc.h b/trunk/include/drm/drm_crtc.h index a1a0386e0160..ced362533e3c 100644 --- a/trunk/include/drm/drm_crtc.h +++ b/trunk/include/drm/drm_crtc.h @@ -166,8 +166,6 @@ struct drm_display_mode { int crtc_vsync_start; int crtc_vsync_end; int crtc_vtotal; - int crtc_hadjusted; - int crtc_vadjusted; /* Driver private mode info */ int private_size; diff --git a/trunk/include/linux/bcd.h b/trunk/include/linux/bcd.h index 22ea563ba3eb..18fff11fb3ea 100644 --- a/trunk/include/linux/bcd.h +++ b/trunk/include/linux/bcd.h @@ -3,7 +3,20 @@ #include -unsigned bcd2bin(unsigned char val) __attribute_const__; -unsigned char bin2bcd(unsigned val) __attribute_const__; +#define bcd2bin(x) \ + (__builtin_constant_p((u8 )(x)) ? \ + const_bcd2bin(x) : \ + _bcd2bin(x)) + +#define bin2bcd(x) \ + (__builtin_constant_p((u8 )(x)) ? \ + const_bin2bcd(x) : \ + _bin2bcd(x)) + +#define const_bcd2bin(x) (((x) & 0x0f) + ((x) >> 4) * 10) +#define const_bin2bcd(x) ((((x) / 10) << 4) + (x) % 10) + +unsigned _bcd2bin(unsigned char val) __attribute_const__; +unsigned char _bin2bcd(unsigned val) __attribute_const__; #endif /* _BCD_H */ diff --git a/trunk/include/linux/compaction.h b/trunk/include/linux/compaction.h index 133ddcf83397..ef658147e4e8 100644 --- a/trunk/include/linux/compaction.h +++ b/trunk/include/linux/compaction.h @@ -22,7 +22,7 @@ extern int sysctl_extfrag_handler(struct ctl_table *table, int write, extern int fragmentation_index(struct zone *zone, unsigned int order); extern unsigned long try_to_compact_pages(struct zonelist *zonelist, int order, gfp_t gfp_mask, nodemask_t *mask, - bool sync); + bool sync, bool *contended); extern int compact_pgdat(pg_data_t *pgdat, int order); extern unsigned long compaction_suitable(struct zone *zone, int order); @@ -64,7 +64,7 @@ static inline bool compaction_deferred(struct zone *zone, int order) #else static inline unsigned long try_to_compact_pages(struct zonelist *zonelist, int order, gfp_t gfp_mask, nodemask_t *nodemask, - bool sync) + bool sync, bool *contended) { return COMPACT_CONTINUE; } diff --git a/trunk/include/linux/efi.h b/trunk/include/linux/efi.h index 103adc6d7e3a..ec45ccd8708a 100644 --- a/trunk/include/linux/efi.h +++ b/trunk/include/linux/efi.h @@ -503,6 +503,8 @@ extern u64 efi_mem_attribute (unsigned long phys_addr, unsigned long size); extern int __init efi_uart_console_only (void); extern void efi_initialize_iomem_resources(struct resource *code_resource, struct resource *data_resource, struct resource *bss_resource); +extern unsigned long efi_get_time(void); +extern int efi_set_rtc_mmss(unsigned long nowtime); extern void efi_reserve_boot_services(void); extern struct efi_memory_map memmap; diff --git a/trunk/include/linux/fsl_devices.h b/trunk/include/linux/fsl_devices.h index 15be561e7397..ccfc4bb3dc48 100644 --- a/trunk/include/linux/fsl_devices.h +++ b/trunk/include/linux/fsl_devices.h @@ -19,6 +19,7 @@ #define FSL_UTMI_PHY_DLY 10 /*As per P1010RM, delay for UTMI PHY CLK to become stable - 10ms*/ +#define FSL_USB_PHY_CLK_TIMEOUT 1000 /* uSec */ #define FSL_USB_VER_OLD 0 #define FSL_USB_VER_1_6 1 #define FSL_USB_VER_2_2 2 diff --git a/trunk/include/linux/if_team.h b/trunk/include/linux/if_team.h index 6960fc1841a7..aa2e167e1ef4 100644 --- a/trunk/include/linux/if_team.h +++ b/trunk/include/linux/if_team.h @@ -96,21 +96,6 @@ static inline void team_netpoll_send_skb(struct team_port *port, } #endif -static inline int team_dev_queue_xmit(struct team *team, struct team_port *port, - struct sk_buff *skb) -{ - BUILD_BUG_ON(sizeof(skb->queue_mapping) != - sizeof(qdisc_skb_cb(skb)->slave_dev_queue_mapping)); - skb_set_queue_mapping(skb, qdisc_skb_cb(skb)->slave_dev_queue_mapping); - - skb->dev = port->dev; - if (unlikely(netpoll_tx_running(port->dev))) { - team_netpoll_send_skb(port, skb); - return 0; - } - return dev_queue_xmit(skb); -} - struct team_mode_ops { int (*init)(struct team *team); void (*exit)(struct team *team); @@ -200,6 +185,21 @@ struct team { long mode_priv[TEAM_MODE_PRIV_LONGS]; }; +static inline int team_dev_queue_xmit(struct team *team, struct team_port *port, + struct sk_buff *skb) +{ + BUILD_BUG_ON(sizeof(skb->queue_mapping) != + sizeof(qdisc_skb_cb(skb)->slave_dev_queue_mapping)); + skb_set_queue_mapping(skb, qdisc_skb_cb(skb)->slave_dev_queue_mapping); + + skb->dev = port->dev; + if (unlikely(netpoll_tx_running(team->dev))) { + team_netpoll_send_skb(port, skb); + return 0; + } + return dev_queue_xmit(skb); +} + static inline struct hlist_head *team_port_index_hash(struct team *team, int port_index) { diff --git a/trunk/include/linux/iio/frequency/adf4350.h b/trunk/include/linux/iio/frequency/adf4350.h index b76b4a87065e..be91f344d5fc 100644 --- a/trunk/include/linux/iio/frequency/adf4350.h +++ b/trunk/include/linux/iio/frequency/adf4350.h @@ -87,6 +87,8 @@ #define ADF4350_MAX_BANDSEL_CLK 125000 /* Hz */ #define ADF4350_MAX_FREQ_REFIN 250000000 /* Hz */ #define ADF4350_MAX_MODULUS 4095 +#define ADF4350_MAX_R_CNT 1023 + /** * struct adf4350_platform_data - platform specific information diff --git a/trunk/include/linux/jbd2.h b/trunk/include/linux/jbd2.h index f334c7fab967..3efc43f3f162 100644 --- a/trunk/include/linux/jbd2.h +++ b/trunk/include/linux/jbd2.h @@ -1125,6 +1125,7 @@ extern int jbd2_journal_destroy (journal_t *); extern int jbd2_journal_recover (journal_t *journal); extern int jbd2_journal_wipe (journal_t *, int); extern int jbd2_journal_skip_recovery (journal_t *); +extern void jbd2_journal_update_sb_errno(journal_t *); extern void jbd2_journal_update_sb_log_tail (journal_t *, tid_t, unsigned long, int); extern void __jbd2_journal_abort_hard (journal_t *); diff --git a/trunk/include/linux/kref.h b/trunk/include/linux/kref.h index 9c07dcebded7..65af6887872f 100644 --- a/trunk/include/linux/kref.h +++ b/trunk/include/linux/kref.h @@ -18,6 +18,7 @@ #include #include #include +#include struct kref { atomic_t refcount; @@ -93,4 +94,21 @@ static inline int kref_put(struct kref *kref, void (*release)(struct kref *kref) { return kref_sub(kref, 1, release); } + +static inline int kref_put_mutex(struct kref *kref, + void (*release)(struct kref *kref), + struct mutex *lock) +{ + WARN_ON(release == NULL); + if (unlikely(!atomic_add_unless(&kref->refcount, -1, 1))) { + mutex_lock(lock); + if (unlikely(!atomic_dec_and_test(&kref->refcount))) { + mutex_unlock(lock); + return 0; + } + release(kref); + return 1; + } + return 0; +} #endif /* _KREF_H_ */ diff --git a/trunk/include/linux/netdevice.h b/trunk/include/linux/netdevice.h index a9db4f33407f..59dc05f38247 100644 --- a/trunk/include/linux/netdevice.h +++ b/trunk/include/linux/netdevice.h @@ -953,7 +953,8 @@ struct net_device_ops { #ifdef CONFIG_NET_POLL_CONTROLLER void (*ndo_poll_controller)(struct net_device *dev); int (*ndo_netpoll_setup)(struct net_device *dev, - struct netpoll_info *info); + struct netpoll_info *info, + gfp_t gfp); void (*ndo_netpoll_cleanup)(struct net_device *dev); #endif int (*ndo_set_vf_mac)(struct net_device *dev, @@ -1521,6 +1522,8 @@ struct packet_type { struct sk_buff **(*gro_receive)(struct sk_buff **head, struct sk_buff *skb); int (*gro_complete)(struct sk_buff *skb); + bool (*id_match)(struct packet_type *ptype, + struct sock *sk); void *af_packet_priv; struct list_head list; }; diff --git a/trunk/include/linux/netfilter/nf_conntrack_sip.h b/trunk/include/linux/netfilter/nf_conntrack_sip.h index 0dfc8b7210a3..89f2a627f3f0 100644 --- a/trunk/include/linux/netfilter/nf_conntrack_sip.h +++ b/trunk/include/linux/netfilter/nf_conntrack_sip.h @@ -164,7 +164,7 @@ extern int ct_sip_parse_address_param(const struct nf_conn *ct, const char *dptr unsigned int dataoff, unsigned int datalen, const char *name, unsigned int *matchoff, unsigned int *matchlen, - union nf_inet_addr *addr); + union nf_inet_addr *addr, bool delim); extern int ct_sip_parse_numerical_param(const struct nf_conn *ct, const char *dptr, unsigned int off, unsigned int datalen, const char *name, diff --git a/trunk/include/linux/netpoll.h b/trunk/include/linux/netpoll.h index 28f5389c924b..66d5379c305e 100644 --- a/trunk/include/linux/netpoll.h +++ b/trunk/include/linux/netpoll.h @@ -23,6 +23,7 @@ struct netpoll { u8 remote_mac[ETH_ALEN]; struct list_head rx; /* rx_np list element */ + struct rcu_head rcu; }; struct netpoll_info { @@ -38,28 +39,40 @@ struct netpoll_info { struct delayed_work tx_work; struct netpoll *netpoll; + struct rcu_head rcu; }; void netpoll_send_udp(struct netpoll *np, const char *msg, int len); void netpoll_print_options(struct netpoll *np); int netpoll_parse_options(struct netpoll *np, char *opt); -int __netpoll_setup(struct netpoll *np, struct net_device *ndev); +int __netpoll_setup(struct netpoll *np, struct net_device *ndev, gfp_t gfp); int netpoll_setup(struct netpoll *np); int netpoll_trap(void); void netpoll_set_trap(int trap); void __netpoll_cleanup(struct netpoll *np); +void __netpoll_free_rcu(struct netpoll *np); void netpoll_cleanup(struct netpoll *np); -int __netpoll_rx(struct sk_buff *skb); +int __netpoll_rx(struct sk_buff *skb, struct netpoll_info *npinfo); void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb, struct net_device *dev); static inline void netpoll_send_skb(struct netpoll *np, struct sk_buff *skb) { + unsigned long flags; + local_irq_save(flags); netpoll_send_skb_on_dev(np, skb, np->dev); + local_irq_restore(flags); } #ifdef CONFIG_NETPOLL +static inline bool netpoll_rx_on(struct sk_buff *skb) +{ + struct netpoll_info *npinfo = rcu_dereference_bh(skb->dev->npinfo); + + return npinfo && (!list_empty(&npinfo->rx_np) || npinfo->rx_flags); +} + static inline bool netpoll_rx(struct sk_buff *skb) { struct netpoll_info *npinfo; @@ -67,14 +80,14 @@ static inline bool netpoll_rx(struct sk_buff *skb) bool ret = false; local_irq_save(flags); - npinfo = rcu_dereference_bh(skb->dev->npinfo); - if (!npinfo || (list_empty(&npinfo->rx_np) && !npinfo->rx_flags)) + if (!netpoll_rx_on(skb)) goto out; + npinfo = rcu_dereference_bh(skb->dev->npinfo); spin_lock(&npinfo->rx_lock); /* check rx_flags again with the lock held */ - if (npinfo->rx_flags && __netpoll_rx(skb)) + if (npinfo->rx_flags && __netpoll_rx(skb, npinfo)) ret = true; spin_unlock(&npinfo->rx_lock); @@ -83,13 +96,6 @@ static inline bool netpoll_rx(struct sk_buff *skb) return ret; } -static inline int netpoll_rx_on(struct sk_buff *skb) -{ - struct netpoll_info *npinfo = rcu_dereference_bh(skb->dev->npinfo); - - return npinfo && (!list_empty(&npinfo->rx_np) || npinfo->rx_flags); -} - static inline int netpoll_receive_skb(struct sk_buff *skb) { if (!list_empty(&skb->dev->napi_list)) @@ -119,7 +125,7 @@ static inline void netpoll_poll_unlock(void *have) } } -static inline int netpoll_tx_running(struct net_device *dev) +static inline bool netpoll_tx_running(struct net_device *dev) { return irqs_disabled(); } @@ -127,11 +133,11 @@ static inline int netpoll_tx_running(struct net_device *dev) #else static inline bool netpoll_rx(struct sk_buff *skb) { - return 0; + return false; } -static inline int netpoll_rx_on(struct sk_buff *skb) +static inline bool netpoll_rx_on(struct sk_buff *skb) { - return 0; + return false; } static inline int netpoll_receive_skb(struct sk_buff *skb) { @@ -147,9 +153,9 @@ static inline void netpoll_poll_unlock(void *have) static inline void netpoll_netdev_init(struct net_device *dev) { } -static inline int netpoll_tx_running(struct net_device *dev) +static inline bool netpoll_tx_running(struct net_device *dev) { - return 0; + return false; } #endif diff --git a/trunk/include/linux/nfs_page.h b/trunk/include/linux/nfs_page.h index 880805774f9f..92ce5783b707 100644 --- a/trunk/include/linux/nfs_page.h +++ b/trunk/include/linux/nfs_page.h @@ -69,6 +69,7 @@ struct nfs_pageio_descriptor { const struct nfs_pgio_completion_ops *pg_completion_ops; struct pnfs_layout_segment *pg_lseg; struct nfs_direct_req *pg_dreq; + void *pg_layout_private; }; #define NFS_WBACK_BUSY(req) (test_bit(PG_BUSY,&(req)->wb_flags)) diff --git a/trunk/include/linux/nfs_xdr.h b/trunk/include/linux/nfs_xdr.h index 00485e084394..ac7c8ae254f2 100644 --- a/trunk/include/linux/nfs_xdr.h +++ b/trunk/include/linux/nfs_xdr.h @@ -1248,6 +1248,7 @@ struct nfs_pgio_header { void (*release) (struct nfs_pgio_header *hdr); const struct nfs_pgio_completion_ops *completion_ops; struct nfs_direct_req *dreq; + void *layout_private; spinlock_t lock; /* fields protected by lock */ int pnfs_error; diff --git a/trunk/include/linux/of.h b/trunk/include/linux/of.h index 5919ee33f2b7..1b1163225f3b 100644 --- a/trunk/include/linux/of.h +++ b/trunk/include/linux/of.h @@ -190,10 +190,17 @@ extern struct device_node *of_get_parent(const struct device_node *node); extern struct device_node *of_get_next_parent(struct device_node *node); extern struct device_node *of_get_next_child(const struct device_node *node, struct device_node *prev); +extern struct device_node *of_get_next_available_child( + const struct device_node *node, struct device_node *prev); + #define for_each_child_of_node(parent, child) \ for (child = of_get_next_child(parent, NULL); child != NULL; \ child = of_get_next_child(parent, child)) +#define for_each_available_child_of_node(parent, child) \ + for (child = of_get_next_available_child(parent, NULL); child != NULL; \ + child = of_get_next_available_child(parent, child)) + static inline int of_get_child_count(const struct device_node *np) { struct device_node *child; diff --git a/trunk/include/linux/pinctrl/consumer.h b/trunk/include/linux/pinctrl/consumer.h index 6dd96fb45482..e9b7f4350844 100644 --- a/trunk/include/linux/pinctrl/consumer.h +++ b/trunk/include/linux/pinctrl/consumer.h @@ -20,6 +20,7 @@ /* This struct is private to the core and should be regarded as a cookie */ struct pinctrl; struct pinctrl_state; +struct device; #ifdef CONFIG_PINCTRL diff --git a/trunk/include/linux/string.h b/trunk/include/linux/string.h index ffe0442e18d2..b9178812d9df 100644 --- a/trunk/include/linux/string.h +++ b/trunk/include/linux/string.h @@ -144,8 +144,8 @@ static inline bool strstarts(const char *str, const char *prefix) { return strncmp(str, prefix, strlen(prefix)) == 0; } -#endif extern size_t memweight(const void *ptr, size_t bytes); +#endif /* __KERNEL__ */ #endif /* _LINUX_STRING_H_ */ diff --git a/trunk/include/linux/usb.h b/trunk/include/linux/usb.h index 30d1ae38eab1..07915a32fb9d 100644 --- a/trunk/include/linux/usb.h +++ b/trunk/include/linux/usb.h @@ -384,6 +384,13 @@ enum usb_device_removable { USB_DEVICE_FIXED, }; +enum usb_port_connect_type { + USB_PORT_CONNECT_TYPE_UNKNOWN = 0, + USB_PORT_CONNECT_TYPE_HOT_PLUG, + USB_PORT_CONNECT_TYPE_HARD_WIRED, + USB_PORT_NOT_USED, +}; + /* * USB 3.0 Link Power Management (LPM) parameters. * @@ -469,7 +476,6 @@ struct usb3_lpm_parameters { * access from userspace * @usbfs_dentry: usbfs dentry entry for the device * @maxchild: number of ports if hub - * @children: child devices - USB devices that are attached to this hub * @quirks: quirks of the whole device * @urbnum: number of URBs submitted for the whole device * @active_duration: total time device is not suspended @@ -543,7 +549,6 @@ struct usb_device { struct list_head filelist; int maxchild; - struct usb_device **children; u32 quirks; atomic_t urbnum; @@ -572,6 +577,19 @@ static inline struct usb_device *interface_to_usbdev(struct usb_interface *intf) extern struct usb_device *usb_get_dev(struct usb_device *dev); extern void usb_put_dev(struct usb_device *dev); +extern struct usb_device *usb_hub_find_child(struct usb_device *hdev, + int port1); + +/** + * usb_hub_for_each_child - iterate over all child devices on the hub + * @hdev: USB device belonging to the usb hub + * @port1: portnum associated with child device + * @child: child device pointer + */ +#define usb_hub_for_each_child(hdev, port1, child) \ + for (port1 = 1, child = usb_hub_find_child(hdev, port1); \ + port1 <= hdev->maxchild; \ + child = usb_hub_find_child(hdev, ++port1)) /* USB device locking */ #define usb_lock_device(udev) device_lock(&(udev)->dev) @@ -584,6 +602,16 @@ extern int usb_lock_device_for_reset(struct usb_device *udev, extern int usb_reset_device(struct usb_device *dev); extern void usb_queue_reset_device(struct usb_interface *dev); +#ifdef CONFIG_ACPI +extern int usb_acpi_set_power_state(struct usb_device *hdev, int index, + bool enable); +extern bool usb_acpi_power_manageable(struct usb_device *hdev, int index); +#else +static inline int usb_acpi_set_power_state(struct usb_device *hdev, int index, + bool enable) { return 0; } +static inline bool usb_acpi_power_manageable(struct usb_device *hdev, int index) + { return true; } +#endif /* USB autosuspend and autoresume */ #ifdef CONFIG_USB_SUSPEND diff --git a/trunk/include/linux/usb/ch11.h b/trunk/include/linux/usb/ch11.h index b6c2863b2c94..7692dc69ccf7 100644 --- a/trunk/include/linux/usb/ch11.h +++ b/trunk/include/linux/usb/ch11.h @@ -236,8 +236,8 @@ struct usb_hub_descriptor { struct { __u8 bHubHdrDecLat; - __u16 wHubDelay; - __u16 DeviceRemovable; + __le16 wHubDelay; + __le16 DeviceRemovable; } __attribute__ ((packed)) ss; } u; } __attribute__ ((packed)); diff --git a/trunk/include/linux/usb/ehci_pdriver.h b/trunk/include/linux/usb/ehci_pdriver.h index 1894f42fe3f7..c9d09f8b7ff2 100644 --- a/trunk/include/linux/usb/ehci_pdriver.h +++ b/trunk/include/linux/usb/ehci_pdriver.h @@ -41,6 +41,14 @@ struct usb_ehci_pdata { unsigned big_endian_mmio:1; unsigned port_power_on:1; unsigned port_power_off:1; + + /* Turn on all power and clocks */ + int (*power_on)(struct platform_device *pdev); + /* Turn off all power and clocks */ + void (*power_off)(struct platform_device *pdev); + /* Turn on only VBUS suspend power and hotplug detection, + * turn off everything else */ + void (*power_suspend)(struct platform_device *pdev); }; #endif /* __USB_CORE_EHCI_PDRIVER_H */ diff --git a/trunk/include/linux/usb/hcd.h b/trunk/include/linux/usb/hcd.h index c5fdb148fc02..608050b2545f 100644 --- a/trunk/include/linux/usb/hcd.h +++ b/trunk/include/linux/usb/hcd.h @@ -135,8 +135,8 @@ struct usb_hcd { unsigned int irq; /* irq allocated */ void __iomem *regs; /* device memory/io */ - u64 rsrc_start; /* memory/io resource start */ - u64 rsrc_len; /* memory/io resource length */ + resource_size_t rsrc_start; /* memory/io resource start */ + resource_size_t rsrc_len; /* memory/io resource length */ unsigned power_budget; /* in mA, 0 = no limit */ /* bandwidth_mutex should be taken before adding or removing diff --git a/trunk/include/linux/usb/ohci_pdriver.h b/trunk/include/linux/usb/ohci_pdriver.h index 2808f2a9cce8..74e7755168b7 100644 --- a/trunk/include/linux/usb/ohci_pdriver.h +++ b/trunk/include/linux/usb/ohci_pdriver.h @@ -33,6 +33,14 @@ struct usb_ohci_pdata { unsigned big_endian_desc:1; unsigned big_endian_mmio:1; unsigned no_big_frame_no:1; + + /* Turn on all power and clocks */ + int (*power_on)(struct platform_device *pdev); + /* Turn off all power and clocks */ + void (*power_off)(struct platform_device *pdev); + /* Turn on only VBUS suspend power and hotplug detection, + * turn off everything else */ + void (*power_suspend)(struct platform_device *pdev); }; #endif /* __USB_CORE_OHCI_PDRIVER_H */ diff --git a/trunk/include/linux/usb/quirks.h b/trunk/include/linux/usb/quirks.h index 3e93de7ecbc3..52f944dfe2fd 100644 --- a/trunk/include/linux/usb/quirks.h +++ b/trunk/include/linux/usb/quirks.h @@ -19,8 +19,8 @@ /* device can't handle its Configuration or Interface strings */ #define USB_QUIRK_CONFIG_INTF_STRINGS 0x00000008 -/*device will morph if reset, don't use reset for handling errors */ -#define USB_QUIRK_RESET_MORPHS 0x00000010 +/* device can't be reset(e.g morph devices), don't use reset */ +#define USB_QUIRK_RESET 0x00000010 /* device has more interface descriptions than the bNumInterfaces count, and can't handle talking to these interfaces */ diff --git a/trunk/include/linux/usb_usual.h b/trunk/include/linux/usb_usual.h index e84e769aaddc..bf99cd01be20 100644 --- a/trunk/include/linux/usb_usual.h +++ b/trunk/include/linux/usb_usual.h @@ -72,33 +72,9 @@ enum { US_DO_ALL_FLAGS }; #undef US_FLAG -/* - * The bias field for libusual and friends. - */ -#define USB_US_TYPE_NONE 0 -#define USB_US_TYPE_STOR 1 /* usb-storage */ -#define USB_US_TYPE_UB 2 /* ub */ - -#define USB_US_TYPE(flags) (((flags) >> 24) & 0xFF) -#define USB_US_ORIG_FLAGS(flags) ((flags) & 0x00FFFFFF) - #include -/* - */ extern int usb_usual_ignore_device(struct usb_interface *intf); extern struct usb_device_id usb_storage_usb_ids[]; -#ifdef CONFIG_USB_LIBUSUAL - -extern void usb_usual_set_present(int type); -extern void usb_usual_clear_present(int type); -extern int usb_usual_check_type(const struct usb_device_id *, int type); -#else - -#define usb_usual_set_present(t) do { } while(0) -#define usb_usual_clear_present(t) do { } while(0) -#define usb_usual_check_type(id, t) (0) -#endif /* CONFIG_USB_LIBUSUAL */ - #endif /* __LINUX_USB_USUAL_H */ diff --git a/trunk/include/linux/usbdevice_fs.h b/trunk/include/linux/usbdevice_fs.h index 3b74666be027..4abe28e41cbc 100644 --- a/trunk/include/linux/usbdevice_fs.h +++ b/trunk/include/linux/usbdevice_fs.h @@ -131,6 +131,19 @@ struct usbdevfs_hub_portinfo { #define USBDEVFS_CAP_NO_PACKET_SIZE_LIM 0x04 #define USBDEVFS_CAP_BULK_SCATTER_GATHER 0x08 +/* USBDEVFS_DISCONNECT_CLAIM flags & struct */ + +/* disconnect-and-claim if the driver matches the driver field */ +#define USBDEVFS_DISCONNECT_CLAIM_IF_DRIVER 0x01 +/* disconnect-and-claim except when the driver matches the driver field */ +#define USBDEVFS_DISCONNECT_CLAIM_EXCEPT_DRIVER 0x02 + +struct usbdevfs_disconnect_claim { + unsigned int interface; + unsigned int flags; + char driver[USBDEVFS_MAXDRIVERNAME + 1]; +}; + #ifdef __KERNEL__ #ifdef CONFIG_COMPAT #include @@ -211,5 +224,6 @@ struct usbdevfs_ioctl32 { #define USBDEVFS_CLAIM_PORT _IOR('U', 24, unsigned int) #define USBDEVFS_RELEASE_PORT _IOR('U', 25, unsigned int) #define USBDEVFS_GET_CAPABILITIES _IOR('U', 26, __u32) +#define USBDEVFS_DISCONNECT_CLAIM _IOR('U', 27, struct usbdevfs_disconnect_claim) #endif /* _LINUX_USBDEVICE_FS_H */ diff --git a/trunk/include/net/llc.h b/trunk/include/net/llc.h index 226c846cab08..f2d0fc570527 100644 --- a/trunk/include/net/llc.h +++ b/trunk/include/net/llc.h @@ -133,7 +133,7 @@ extern int llc_build_and_send_ui_pkt(struct llc_sap *sap, struct sk_buff *skb, extern void llc_sap_handler(struct llc_sap *sap, struct sk_buff *skb); extern void llc_conn_handler(struct llc_sap *sap, struct sk_buff *skb); -extern int llc_station_init(void); +extern void llc_station_init(void); extern void llc_station_exit(void); #ifdef CONFIG_PROC_FS diff --git a/trunk/include/net/scm.h b/trunk/include/net/scm.h index 079d7887dac1..7dc0854f0b38 100644 --- a/trunk/include/net/scm.h +++ b/trunk/include/net/scm.h @@ -70,9 +70,11 @@ static __inline__ void scm_destroy(struct scm_cookie *scm) } static __inline__ int scm_send(struct socket *sock, struct msghdr *msg, - struct scm_cookie *scm) + struct scm_cookie *scm, bool forcecreds) { memset(scm, 0, sizeof(*scm)); + if (forcecreds) + scm_set_cred(scm, task_tgid(current), current_cred()); unix_get_peersec_dgram(sock, scm); if (msg->msg_controllen <= 0) return 0; diff --git a/trunk/include/net/xfrm.h b/trunk/include/net/xfrm.h index 62b619e82a90..976a81abe1a2 100644 --- a/trunk/include/net/xfrm.h +++ b/trunk/include/net/xfrm.h @@ -292,6 +292,8 @@ struct xfrm_policy_afinfo { struct flowi *fl, int reverse); int (*get_tos)(const struct flowi *fl); + void (*init_dst)(struct net *net, + struct xfrm_dst *dst); int (*init_path)(struct xfrm_dst *path, struct dst_entry *dst, int nfheader_len); diff --git a/trunk/include/sound/pcm.h b/trunk/include/sound/pcm.h index c75c0d1a85e2..cdca2ab1e711 100644 --- a/trunk/include/sound/pcm.h +++ b/trunk/include/sound/pcm.h @@ -1075,7 +1075,8 @@ static inline void snd_pcm_limit_isa_dma_size(int dma, size_t *max) const char *snd_pcm_format_name(snd_pcm_format_t format); /** - * Get a string naming the direction of a stream + * snd_pcm_stream_str - Get a string naming the direction of a stream + * @substream: the pcm substream instance */ static inline const char *snd_pcm_stream_str(struct snd_pcm_substream *substream) { diff --git a/trunk/include/target/target_core_base.h b/trunk/include/target/target_core_base.h index 128ce46fa48a..015cea01ae39 100644 --- a/trunk/include/target/target_core_base.h +++ b/trunk/include/target/target_core_base.h @@ -503,8 +503,6 @@ struct se_cmd { u32 se_ordered_id; /* Total size in bytes associated with command */ u32 data_length; - /* SCSI Presented Data Transfer Length */ - u32 cmd_spdtl; u32 residual_count; u32 orig_fe_lun; /* Persistent Reservation key */ diff --git a/trunk/init/main.c b/trunk/init/main.c index e60679de61c3..b28673087ac0 100644 --- a/trunk/init/main.c +++ b/trunk/init/main.c @@ -461,10 +461,6 @@ static void __init mm_init(void) percpu_init_late(); pgtable_cache_init(); vmalloc_init(); -#ifdef CONFIG_X86 - if (efi_enabled) - efi_enter_virtual_mode(); -#endif } asmlinkage void __init start_kernel(void) @@ -606,6 +602,10 @@ asmlinkage void __init start_kernel(void) calibrate_delay(); pidmap_init(); anon_vma_init(); +#ifdef CONFIG_X86 + if (efi_enabled) + efi_enter_virtual_mode(); +#endif thread_info_cache_init(); cred_init(); fork_init(totalram_pages); diff --git a/trunk/ipc/mqueue.c b/trunk/ipc/mqueue.c index f8e54f5b9080..9a08acc9e649 100644 --- a/trunk/ipc/mqueue.c +++ b/trunk/ipc/mqueue.c @@ -726,7 +726,6 @@ static struct file *do_create(struct ipc_namespace *ipc_ns, struct inode *dir, struct mq_attr *attr) { const struct cred *cred = current_cred(); - struct file *result; int ret; if (attr) { @@ -748,21 +747,11 @@ static struct file *do_create(struct ipc_namespace *ipc_ns, struct inode *dir, } mode &= ~current_umask(); - ret = mnt_want_write(path->mnt); - if (ret) - return ERR_PTR(ret); ret = vfs_create(dir, path->dentry, mode, true); path->dentry->d_fsdata = NULL; - if (!ret) - result = dentry_open(path, oflag, cred); - else - result = ERR_PTR(ret); - /* - * dentry_open() took a persistent mnt_want_write(), - * so we can now drop this one. - */ - mnt_drop_write(path->mnt); - return result; + if (ret) + return ERR_PTR(ret); + return dentry_open(path, oflag, cred); } /* Opens existing queue */ @@ -788,7 +777,9 @@ SYSCALL_DEFINE4(mq_open, const char __user *, u_name, int, oflag, umode_t, mode, struct mq_attr attr; int fd, error; struct ipc_namespace *ipc_ns = current->nsproxy->ipc_ns; - struct dentry *root = ipc_ns->mq_mnt->mnt_root; + struct vfsmount *mnt = ipc_ns->mq_mnt; + struct dentry *root = mnt->mnt_root; + int ro; if (u_attr && copy_from_user(&attr, u_attr, sizeof(struct mq_attr))) return -EFAULT; @@ -802,6 +793,7 @@ SYSCALL_DEFINE4(mq_open, const char __user *, u_name, int, oflag, umode_t, mode, if (fd < 0) goto out_putname; + ro = mnt_want_write(mnt); /* we'll drop it in any case */ error = 0; mutex_lock(&root->d_inode->i_mutex); path.dentry = lookup_one_len(name, root, strlen(name)); @@ -809,7 +801,7 @@ SYSCALL_DEFINE4(mq_open, const char __user *, u_name, int, oflag, umode_t, mode, error = PTR_ERR(path.dentry); goto out_putfd; } - path.mnt = mntget(ipc_ns->mq_mnt); + path.mnt = mntget(mnt); if (oflag & O_CREAT) { if (path.dentry->d_inode) { /* entry already exists */ @@ -820,6 +812,10 @@ SYSCALL_DEFINE4(mq_open, const char __user *, u_name, int, oflag, umode_t, mode, } filp = do_open(&path, oflag); } else { + if (ro) { + error = ro; + goto out; + } filp = do_create(ipc_ns, root->d_inode, &path, oflag, mode, u_attr ? &attr : NULL); @@ -845,6 +841,7 @@ SYSCALL_DEFINE4(mq_open, const char __user *, u_name, int, oflag, umode_t, mode, fd = error; } mutex_unlock(&root->d_inode->i_mutex); + mnt_drop_write(mnt); out_putname: putname(name); return fd; @@ -857,40 +854,38 @@ SYSCALL_DEFINE1(mq_unlink, const char __user *, u_name) struct dentry *dentry; struct inode *inode = NULL; struct ipc_namespace *ipc_ns = current->nsproxy->ipc_ns; + struct vfsmount *mnt = ipc_ns->mq_mnt; name = getname(u_name); if (IS_ERR(name)) return PTR_ERR(name); - mutex_lock_nested(&ipc_ns->mq_mnt->mnt_root->d_inode->i_mutex, - I_MUTEX_PARENT); - dentry = lookup_one_len(name, ipc_ns->mq_mnt->mnt_root, strlen(name)); + err = mnt_want_write(mnt); + if (err) + goto out_name; + mutex_lock_nested(&mnt->mnt_root->d_inode->i_mutex, I_MUTEX_PARENT); + dentry = lookup_one_len(name, mnt->mnt_root, strlen(name)); if (IS_ERR(dentry)) { err = PTR_ERR(dentry); goto out_unlock; } - if (!dentry->d_inode) { - err = -ENOENT; - goto out_err; - } - inode = dentry->d_inode; - if (inode) + if (!inode) { + err = -ENOENT; + } else { ihold(inode); - err = mnt_want_write(ipc_ns->mq_mnt); - if (err) - goto out_err; - err = vfs_unlink(dentry->d_parent->d_inode, dentry); - mnt_drop_write(ipc_ns->mq_mnt); -out_err: + err = vfs_unlink(dentry->d_parent->d_inode, dentry); + } dput(dentry); out_unlock: - mutex_unlock(&ipc_ns->mq_mnt->mnt_root->d_inode->i_mutex); - putname(name); + mutex_unlock(&mnt->mnt_root->d_inode->i_mutex); if (inode) iput(inode); + mnt_drop_write(mnt); +out_name: + putname(name); return err; } diff --git a/trunk/kernel/audit_tree.c b/trunk/kernel/audit_tree.c index 3a5ca582ba1e..ed206fd88cca 100644 --- a/trunk/kernel/audit_tree.c +++ b/trunk/kernel/audit_tree.c @@ -250,7 +250,6 @@ static void untag_chunk(struct node *p) spin_unlock(&hash_lock); spin_unlock(&entry->lock); fsnotify_destroy_mark(entry); - fsnotify_put_mark(entry); goto out; } @@ -259,7 +258,7 @@ static void untag_chunk(struct node *p) fsnotify_duplicate_mark(&new->mark, entry); if (fsnotify_add_mark(&new->mark, new->mark.group, new->mark.i.inode, NULL, 1)) { - free_chunk(new); + fsnotify_put_mark(&new->mark); goto Fallback; } @@ -293,7 +292,7 @@ static void untag_chunk(struct node *p) spin_unlock(&hash_lock); spin_unlock(&entry->lock); fsnotify_destroy_mark(entry); - fsnotify_put_mark(entry); + fsnotify_put_mark(&new->mark); /* drop initial reference */ goto out; Fallback: @@ -322,7 +321,7 @@ static int create_chunk(struct inode *inode, struct audit_tree *tree) entry = &chunk->mark; if (fsnotify_add_mark(entry, audit_tree_group, inode, NULL, 0)) { - free_chunk(chunk); + fsnotify_put_mark(entry); return -ENOSPC; } @@ -347,6 +346,7 @@ static int create_chunk(struct inode *inode, struct audit_tree *tree) insert_hash(chunk); spin_unlock(&hash_lock); spin_unlock(&entry->lock); + fsnotify_put_mark(entry); /* drop initial reference */ return 0; } @@ -396,7 +396,7 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree) fsnotify_duplicate_mark(chunk_entry, old_entry); if (fsnotify_add_mark(chunk_entry, chunk_entry->group, chunk_entry->i.inode, NULL, 1)) { spin_unlock(&old_entry->lock); - free_chunk(chunk); + fsnotify_put_mark(chunk_entry); fsnotify_put_mark(old_entry); return -ENOSPC; } @@ -444,8 +444,8 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree) spin_unlock(&chunk_entry->lock); spin_unlock(&old_entry->lock); fsnotify_destroy_mark(old_entry); + fsnotify_put_mark(chunk_entry); /* drop initial reference */ fsnotify_put_mark(old_entry); /* pair to fsnotify_find mark_entry */ - fsnotify_put_mark(old_entry); /* and kill it */ return 0; } @@ -916,7 +916,12 @@ static void audit_tree_freeing_mark(struct fsnotify_mark *entry, struct fsnotify struct audit_chunk *chunk = container_of(entry, struct audit_chunk, mark); evict_chunk(chunk); - fsnotify_put_mark(entry); + + /* + * We are guaranteed to have at least one reference to the mark from + * either the inode or the caller of fsnotify_destroy_mark(). + */ + BUG_ON(atomic_read(&entry->refcnt) < 1); } static bool audit_tree_send_event(struct fsnotify_group *group, struct inode *inode, diff --git a/trunk/kernel/sched/core.c b/trunk/kernel/sched/core.c index 82ad284f823b..fbf1fd098dc6 100644 --- a/trunk/kernel/sched/core.c +++ b/trunk/kernel/sched/core.c @@ -3142,6 +3142,20 @@ void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t *st) # define nsecs_to_cputime(__nsecs) nsecs_to_jiffies(__nsecs) #endif +static cputime_t scale_utime(cputime_t utime, cputime_t rtime, cputime_t total) +{ + u64 temp = (__force u64) rtime; + + temp *= (__force u64) utime; + + if (sizeof(cputime_t) == 4) + temp = div_u64(temp, (__force u32) total); + else + temp = div64_u64(temp, (__force u64) total); + + return (__force cputime_t) temp; +} + void task_times(struct task_struct *p, cputime_t *ut, cputime_t *st) { cputime_t rtime, utime = p->utime, total = utime + p->stime; @@ -3151,13 +3165,9 @@ void task_times(struct task_struct *p, cputime_t *ut, cputime_t *st) */ rtime = nsecs_to_cputime(p->se.sum_exec_runtime); - if (total) { - u64 temp = (__force u64) rtime; - - temp *= (__force u64) utime; - do_div(temp, (__force u32) total); - utime = (__force cputime_t) temp; - } else + if (total) + utime = scale_utime(utime, rtime, total); + else utime = rtime; /* @@ -3184,13 +3194,9 @@ void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t *st) total = cputime.utime + cputime.stime; rtime = nsecs_to_cputime(cputime.sum_exec_runtime); - if (total) { - u64 temp = (__force u64) rtime; - - temp *= (__force u64) cputime.utime; - do_div(temp, (__force u32) total); - utime = (__force cputime_t) temp; - } else + if (total) + utime = scale_utime(cputime.utime, rtime, total); + else utime = rtime; sig->prev_utime = max(sig->prev_utime, utime); @@ -7246,6 +7252,7 @@ int in_sched_functions(unsigned long addr) #ifdef CONFIG_CGROUP_SCHED struct task_group root_task_group; +LIST_HEAD(task_groups); #endif DECLARE_PER_CPU(cpumask_var_t, load_balance_tmpmask); diff --git a/trunk/kernel/sched/fair.c b/trunk/kernel/sched/fair.c index d0cc03b3e70b..c219bf8d704c 100644 --- a/trunk/kernel/sched/fair.c +++ b/trunk/kernel/sched/fair.c @@ -3387,6 +3387,14 @@ static int tg_load_down(struct task_group *tg, void *data) static void update_h_load(long cpu) { + struct rq *rq = cpu_rq(cpu); + unsigned long now = jiffies; + + if (rq->h_load_throttle == now) + return; + + rq->h_load_throttle = now; + rcu_read_lock(); walk_tg_tree(tg_load_down, tg_nop, (void *)cpu); rcu_read_unlock(); @@ -4293,11 +4301,10 @@ static int load_balance(int this_cpu, struct rq *this_rq, env.src_rq = busiest; env.loop_max = min(sysctl_sched_nr_migrate, busiest->nr_running); + update_h_load(env.src_cpu); more_balance: local_irq_save(flags); double_rq_lock(this_rq, busiest); - if (!env.loop) - update_h_load(env.src_cpu); /* * cur_ld_moved - load moved in current iteration diff --git a/trunk/kernel/sched/rt.c b/trunk/kernel/sched/rt.c index 573e1ca01102..944cb68420e9 100644 --- a/trunk/kernel/sched/rt.c +++ b/trunk/kernel/sched/rt.c @@ -788,6 +788,19 @@ static int do_sched_rt_period_timer(struct rt_bandwidth *rt_b, int overrun) const struct cpumask *span; span = sched_rt_period_mask(); +#ifdef CONFIG_RT_GROUP_SCHED + /* + * FIXME: isolated CPUs should really leave the root task group, + * whether they are isolcpus or were isolated via cpusets, lest + * the timer run on a CPU which does not service all runqueues, + * potentially leaving other CPUs indefinitely throttled. If + * isolation is really required, the user will turn the throttle + * off to kill the perturbations it causes anyway. Meanwhile, + * this maintains functionality for boot and/or troubleshooting. + */ + if (rt_b == &root_task_group.rt_bandwidth) + span = cpu_online_mask; +#endif for_each_cpu(i, span) { int enqueue = 0; struct rt_rq *rt_rq = sched_rt_period_rt_rq(rt_b, i); diff --git a/trunk/kernel/sched/sched.h b/trunk/kernel/sched/sched.h index c35a1a7dd4d6..f6714d009e77 100644 --- a/trunk/kernel/sched/sched.h +++ b/trunk/kernel/sched/sched.h @@ -80,7 +80,7 @@ extern struct mutex sched_domains_mutex; struct cfs_rq; struct rt_rq; -static LIST_HEAD(task_groups); +extern struct list_head task_groups; struct cfs_bandwidth { #ifdef CONFIG_CFS_BANDWIDTH @@ -374,7 +374,11 @@ struct rq { #ifdef CONFIG_FAIR_GROUP_SCHED /* list of leaf cfs_rq on this cpu: */ struct list_head leaf_cfs_rq_list; -#endif +#ifdef CONFIG_SMP + unsigned long h_load_throttle; +#endif /* CONFIG_SMP */ +#endif /* CONFIG_FAIR_GROUP_SCHED */ + #ifdef CONFIG_RT_GROUP_SCHED struct list_head leaf_rt_rq_list; #endif diff --git a/trunk/kernel/sched/stop_task.c b/trunk/kernel/sched/stop_task.c index 7b386e86fd23..da5eb5bed84a 100644 --- a/trunk/kernel/sched/stop_task.c +++ b/trunk/kernel/sched/stop_task.c @@ -27,8 +27,10 @@ static struct task_struct *pick_next_task_stop(struct rq *rq) { struct task_struct *stop = rq->stop; - if (stop && stop->on_rq) + if (stop && stop->on_rq) { + stop->se.exec_start = rq->clock_task; return stop; + } return NULL; } @@ -52,6 +54,21 @@ static void yield_task_stop(struct rq *rq) static void put_prev_task_stop(struct rq *rq, struct task_struct *prev) { + struct task_struct *curr = rq->curr; + u64 delta_exec; + + delta_exec = rq->clock_task - curr->se.exec_start; + if (unlikely((s64)delta_exec < 0)) + delta_exec = 0; + + schedstat_set(curr->se.statistics.exec_max, + max(curr->se.statistics.exec_max, delta_exec)); + + curr->se.sum_exec_runtime += delta_exec; + account_group_exec_runtime(curr, delta_exec); + + curr->se.exec_start = rq->clock_task; + cpuacct_charge(curr, delta_exec); } static void task_tick_stop(struct rq *rq, struct task_struct *curr, int queued) @@ -60,6 +77,9 @@ static void task_tick_stop(struct rq *rq, struct task_struct *curr, int queued) static void set_curr_task_stop(struct rq *rq) { + struct task_struct *stop = rq->stop; + + stop->se.exec_start = rq->clock_task; } static void switched_to_stop(struct rq *rq, struct task_struct *p) diff --git a/trunk/kernel/task_work.c b/trunk/kernel/task_work.c index 91d4e1742a0c..d320d44903bd 100644 --- a/trunk/kernel/task_work.c +++ b/trunk/kernel/task_work.c @@ -75,6 +75,7 @@ void task_work_run(void) p = q->next; q->func(q); q = p; + cond_resched(); } } } diff --git a/trunk/kernel/timer.c b/trunk/kernel/timer.c index a61c09374eba..8c5e7b908c68 100644 --- a/trunk/kernel/timer.c +++ b/trunk/kernel/timer.c @@ -1407,13 +1407,6 @@ SYSCALL_DEFINE1(alarm, unsigned int, seconds) #endif -#ifndef __alpha__ - -/* - * The Alpha uses getxpid, getxuid, and getxgid instead. Maybe this - * should be moved into arch/i386 instead? - */ - /** * sys_getpid - return the thread group id of the current process * @@ -1469,8 +1462,6 @@ SYSCALL_DEFINE0(getegid) return from_kgid_munged(current_user_ns(), current_egid()); } -#endif - static void process_timeout(unsigned long __data) { wake_up_process((struct task_struct *)__data); diff --git a/trunk/lib/bcd.c b/trunk/lib/bcd.c index 55efaf742346..40d304efe272 100644 --- a/trunk/lib/bcd.c +++ b/trunk/lib/bcd.c @@ -1,14 +1,14 @@ #include #include -unsigned bcd2bin(unsigned char val) +unsigned _bcd2bin(unsigned char val) { return (val & 0x0f) + (val >> 4) * 10; } -EXPORT_SYMBOL(bcd2bin); +EXPORT_SYMBOL(_bcd2bin); -unsigned char bin2bcd(unsigned val) +unsigned char _bin2bcd(unsigned val) { return ((val / 10) << 4) + val % 10; } -EXPORT_SYMBOL(bin2bcd); +EXPORT_SYMBOL(_bin2bcd); diff --git a/trunk/mm/compaction.c b/trunk/mm/compaction.c index e78cb9688421..7fcd3a52e68d 100644 --- a/trunk/mm/compaction.c +++ b/trunk/mm/compaction.c @@ -50,6 +50,47 @@ static inline bool migrate_async_suitable(int migratetype) return is_migrate_cma(migratetype) || migratetype == MIGRATE_MOVABLE; } +/* + * Compaction requires the taking of some coarse locks that are potentially + * very heavily contended. Check if the process needs to be scheduled or + * if the lock is contended. For async compaction, back out in the event + * if contention is severe. For sync compaction, schedule. + * + * Returns true if the lock is held. + * Returns false if the lock is released and compaction should abort + */ +static bool compact_checklock_irqsave(spinlock_t *lock, unsigned long *flags, + bool locked, struct compact_control *cc) +{ + if (need_resched() || spin_is_contended(lock)) { + if (locked) { + spin_unlock_irqrestore(lock, *flags); + locked = false; + } + + /* async aborts if taking too long or contended */ + if (!cc->sync) { + if (cc->contended) + *cc->contended = true; + return false; + } + + cond_resched(); + if (fatal_signal_pending(current)) + return false; + } + + if (!locked) + spin_lock_irqsave(lock, *flags); + return true; +} + +static inline bool compact_trylock_irqsave(spinlock_t *lock, + unsigned long *flags, struct compact_control *cc) +{ + return compact_checklock_irqsave(lock, flags, false, cc); +} + /* * Isolate free pages onto a private freelist. Caller must hold zone->lock. * If @strict is true, will abort returning 0 on any invalid PFNs or non-free @@ -173,7 +214,7 @@ isolate_freepages_range(unsigned long start_pfn, unsigned long end_pfn) } /* Update the number of anon and file isolated pages in the zone */ -static void acct_isolated(struct zone *zone, struct compact_control *cc) +static void acct_isolated(struct zone *zone, bool locked, struct compact_control *cc) { struct page *page; unsigned int count[2] = { 0, }; @@ -181,8 +222,14 @@ static void acct_isolated(struct zone *zone, struct compact_control *cc) list_for_each_entry(page, &cc->migratepages, lru) count[!!page_is_file_cache(page)]++; - __mod_zone_page_state(zone, NR_ISOLATED_ANON, count[0]); - __mod_zone_page_state(zone, NR_ISOLATED_FILE, count[1]); + /* If locked we can use the interrupt unsafe versions */ + if (locked) { + __mod_zone_page_state(zone, NR_ISOLATED_ANON, count[0]); + __mod_zone_page_state(zone, NR_ISOLATED_FILE, count[1]); + } else { + mod_zone_page_state(zone, NR_ISOLATED_ANON, count[0]); + mod_zone_page_state(zone, NR_ISOLATED_FILE, count[1]); + } } /* Similar to reclaim, but different enough that they don't share logic */ @@ -228,6 +275,8 @@ isolate_migratepages_range(struct zone *zone, struct compact_control *cc, struct list_head *migratelist = &cc->migratepages; isolate_mode_t mode = 0; struct lruvec *lruvec; + unsigned long flags; + bool locked; /* * Ensure that there are not too many pages isolated from the LRU @@ -247,25 +296,22 @@ isolate_migratepages_range(struct zone *zone, struct compact_control *cc, /* Time to isolate some pages for migration */ cond_resched(); - spin_lock_irq(&zone->lru_lock); + spin_lock_irqsave(&zone->lru_lock, flags); + locked = true; for (; low_pfn < end_pfn; low_pfn++) { struct page *page; - bool locked = true; /* give a chance to irqs before checking need_resched() */ if (!((low_pfn+1) % SWAP_CLUSTER_MAX)) { - spin_unlock_irq(&zone->lru_lock); + spin_unlock_irqrestore(&zone->lru_lock, flags); locked = false; } - if (need_resched() || spin_is_contended(&zone->lru_lock)) { - if (locked) - spin_unlock_irq(&zone->lru_lock); - cond_resched(); - spin_lock_irq(&zone->lru_lock); - if (fatal_signal_pending(current)) - break; - } else if (!locked) - spin_lock_irq(&zone->lru_lock); + + /* Check if it is ok to still hold the lock */ + locked = compact_checklock_irqsave(&zone->lru_lock, &flags, + locked, cc); + if (!locked) + break; /* * migrate_pfn does not necessarily start aligned to a @@ -349,9 +395,10 @@ isolate_migratepages_range(struct zone *zone, struct compact_control *cc, } } - acct_isolated(zone, cc); + acct_isolated(zone, locked, cc); - spin_unlock_irq(&zone->lru_lock); + if (locked) + spin_unlock_irqrestore(&zone->lru_lock, flags); trace_mm_compaction_isolate_migratepages(nr_scanned, nr_isolated); @@ -383,6 +430,20 @@ static bool suitable_migration_target(struct page *page) return false; } +/* + * Returns the start pfn of the last page block in a zone. This is the starting + * point for full compaction of a zone. Compaction searches for free pages from + * the end of each zone, while isolate_freepages_block scans forward inside each + * page block. + */ +static unsigned long start_free_pfn(struct zone *zone) +{ + unsigned long free_pfn; + free_pfn = zone->zone_start_pfn + zone->spanned_pages; + free_pfn &= ~(pageblock_nr_pages-1); + return free_pfn; +} + /* * Based on information in the current compact_control, find blocks * suitable for isolating free pages from and then isolate them. @@ -422,17 +483,6 @@ static void isolate_freepages(struct zone *zone, pfn -= pageblock_nr_pages) { unsigned long isolated; - /* - * Skip ahead if another thread is compacting in the area - * simultaneously. If we wrapped around, we can only skip - * ahead if zone->compact_cached_free_pfn also wrapped to - * above our starting point. - */ - if (cc->order > 0 && (!cc->wrapped || - zone->compact_cached_free_pfn > - cc->start_free_pfn)) - pfn = min(pfn, zone->compact_cached_free_pfn); - if (!pfn_valid(pfn)) continue; @@ -458,7 +508,16 @@ static void isolate_freepages(struct zone *zone, * are disabled */ isolated = 0; - spin_lock_irqsave(&zone->lock, flags); + + /* + * The zone lock must be held to isolate freepages. This + * unfortunately this is a very coarse lock and can be + * heavily contended if there are parallel allocations + * or parallel compactions. For async compaction do not + * spin on the lock + */ + if (!compact_trylock_irqsave(&zone->lock, &flags, cc)) + break; if (suitable_migration_target(page)) { end_pfn = min(pfn + pageblock_nr_pages, zone_end_pfn); isolated = isolate_freepages_block(pfn, end_pfn, @@ -474,7 +533,15 @@ static void isolate_freepages(struct zone *zone, */ if (isolated) { high_pfn = max(high_pfn, pfn); - if (cc->order > 0) + + /* + * If the free scanner has wrapped, update + * compact_cached_free_pfn to point to the highest + * pageblock with free pages. This reduces excessive + * scanning of full pageblocks near the end of the + * zone + */ + if (cc->order > 0 && cc->wrapped) zone->compact_cached_free_pfn = high_pfn; } } @@ -484,6 +551,11 @@ static void isolate_freepages(struct zone *zone, cc->free_pfn = high_pfn; cc->nr_freepages = nr_freepages; + + /* If compact_cached_free_pfn is reset then set it now */ + if (cc->order > 0 && !cc->wrapped && + zone->compact_cached_free_pfn == start_free_pfn(zone)) + zone->compact_cached_free_pfn = high_pfn; } /* @@ -570,20 +642,6 @@ static isolate_migrate_t isolate_migratepages(struct zone *zone, return ISOLATE_SUCCESS; } -/* - * Returns the start pfn of the last page block in a zone. This is the starting - * point for full compaction of a zone. Compaction searches for free pages from - * the end of each zone, while isolate_freepages_block scans forward inside each - * page block. - */ -static unsigned long start_free_pfn(struct zone *zone) -{ - unsigned long free_pfn; - free_pfn = zone->zone_start_pfn + zone->spanned_pages; - free_pfn &= ~(pageblock_nr_pages-1); - return free_pfn; -} - static int compact_finished(struct zone *zone, struct compact_control *cc) { @@ -771,7 +829,7 @@ static int compact_zone(struct zone *zone, struct compact_control *cc) static unsigned long compact_zone_order(struct zone *zone, int order, gfp_t gfp_mask, - bool sync) + bool sync, bool *contended) { struct compact_control cc = { .nr_freepages = 0, @@ -780,6 +838,7 @@ static unsigned long compact_zone_order(struct zone *zone, .migratetype = allocflags_to_migratetype(gfp_mask), .zone = zone, .sync = sync, + .contended = contended, }; INIT_LIST_HEAD(&cc.freepages); INIT_LIST_HEAD(&cc.migratepages); @@ -801,7 +860,7 @@ int sysctl_extfrag_threshold = 500; */ unsigned long try_to_compact_pages(struct zonelist *zonelist, int order, gfp_t gfp_mask, nodemask_t *nodemask, - bool sync) + bool sync, bool *contended) { enum zone_type high_zoneidx = gfp_zone(gfp_mask); int may_enter_fs = gfp_mask & __GFP_FS; @@ -825,7 +884,8 @@ unsigned long try_to_compact_pages(struct zonelist *zonelist, nodemask) { int status; - status = compact_zone_order(zone, order, gfp_mask, sync); + status = compact_zone_order(zone, order, gfp_mask, sync, + contended); rc = max(status, rc); /* If a normal allocation would succeed, stop compacting */ @@ -861,7 +921,7 @@ static int __compact_pgdat(pg_data_t *pgdat, struct compact_control *cc) if (cc->order > 0) { int ok = zone_watermark_ok(zone, cc->order, low_wmark_pages(zone), 0, 0); - if (ok && cc->order > zone->compact_order_failed) + if (ok && cc->order >= zone->compact_order_failed) zone->compact_order_failed = cc->order + 1; /* Currently async compaction is never deferred. */ else if (!ok && cc->sync) diff --git a/trunk/mm/internal.h b/trunk/mm/internal.h index 3314f79d775a..b8c91b342e24 100644 --- a/trunk/mm/internal.h +++ b/trunk/mm/internal.h @@ -130,6 +130,7 @@ struct compact_control { int order; /* order a direct compactor needs */ int migratetype; /* MOVABLE, RECLAIMABLE etc */ struct zone *zone; + bool *contended; /* True if a lock was contended */ }; unsigned long diff --git a/trunk/mm/mmap.c b/trunk/mm/mmap.c index e3e86914f11a..9adee9fc0d8a 100644 --- a/trunk/mm/mmap.c +++ b/trunk/mm/mmap.c @@ -2309,7 +2309,7 @@ void exit_mmap(struct mm_struct *mm) } vm_unacct_memory(nr_accounted); - BUG_ON(mm->nr_ptes > (FIRST_USER_ADDRESS+PMD_SIZE-1)>>PMD_SHIFT); + WARN_ON(mm->nr_ptes > (FIRST_USER_ADDRESS+PMD_SIZE-1)>>PMD_SHIFT); } /* Insert vm structure into process list sorted by address diff --git a/trunk/mm/page_alloc.c b/trunk/mm/page_alloc.c index 009ac285fea7..c66fb875104a 100644 --- a/trunk/mm/page_alloc.c +++ b/trunk/mm/page_alloc.c @@ -1928,6 +1928,17 @@ get_page_from_freelist(gfp_t gfp_mask, nodemask_t *nodemask, unsigned int order, zlc_active = 0; goto zonelist_scan; } + + if (page) + /* + * page->pfmemalloc is set when ALLOC_NO_WATERMARKS was + * necessary to allocate the page. The expectation is + * that the caller is taking steps that will free more + * memory. The caller should avoid the page being used + * for !PFMEMALLOC purposes. + */ + page->pfmemalloc = !!(alloc_flags & ALLOC_NO_WATERMARKS); + return page; } @@ -2091,7 +2102,7 @@ __alloc_pages_direct_compact(gfp_t gfp_mask, unsigned int order, struct zonelist *zonelist, enum zone_type high_zoneidx, nodemask_t *nodemask, int alloc_flags, struct zone *preferred_zone, int migratetype, bool sync_migration, - bool *deferred_compaction, + bool *contended_compaction, bool *deferred_compaction, unsigned long *did_some_progress) { struct page *page; @@ -2106,7 +2117,8 @@ __alloc_pages_direct_compact(gfp_t gfp_mask, unsigned int order, current->flags |= PF_MEMALLOC; *did_some_progress = try_to_compact_pages(zonelist, order, gfp_mask, - nodemask, sync_migration); + nodemask, sync_migration, + contended_compaction); current->flags &= ~PF_MEMALLOC; if (*did_some_progress != COMPACT_SKIPPED) { @@ -2152,7 +2164,7 @@ __alloc_pages_direct_compact(gfp_t gfp_mask, unsigned int order, struct zonelist *zonelist, enum zone_type high_zoneidx, nodemask_t *nodemask, int alloc_flags, struct zone *preferred_zone, int migratetype, bool sync_migration, - bool *deferred_compaction, + bool *contended_compaction, bool *deferred_compaction, unsigned long *did_some_progress) { return NULL; @@ -2325,6 +2337,7 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order, unsigned long did_some_progress; bool sync_migration = false; bool deferred_compaction = false; + bool contended_compaction = false; /* * In the slowpath, we sanity check order to avoid ever trying to @@ -2389,14 +2402,6 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order, zonelist, high_zoneidx, nodemask, preferred_zone, migratetype); if (page) { - /* - * page->pfmemalloc is set when ALLOC_NO_WATERMARKS was - * necessary to allocate the page. The expectation is - * that the caller is taking steps that will free more - * memory. The caller should avoid the page being used - * for !PFMEMALLOC purposes. - */ - page->pfmemalloc = true; goto got_pg; } } @@ -2422,6 +2427,7 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order, nodemask, alloc_flags, preferred_zone, migratetype, sync_migration, + &contended_compaction, &deferred_compaction, &did_some_progress); if (page) @@ -2431,10 +2437,11 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order, /* * If compaction is deferred for high-order allocations, it is because * sync compaction recently failed. In this is the case and the caller - * has requested the system not be heavily disrupted, fail the - * allocation now instead of entering direct reclaim + * requested a movable allocation that does not heavily disrupt the + * system then fail the allocation instead of entering direct reclaim. */ - if (deferred_compaction && (gfp_mask & __GFP_NO_KSWAPD)) + if ((deferred_compaction || contended_compaction) && + (gfp_mask & __GFP_NO_KSWAPD)) goto nopage; /* Try direct reclaim and then allocating */ @@ -2505,6 +2512,7 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order, nodemask, alloc_flags, preferred_zone, migratetype, sync_migration, + &contended_compaction, &deferred_compaction, &did_some_progress); if (page) @@ -2569,8 +2577,6 @@ __alloc_pages_nodemask(gfp_t gfp_mask, unsigned int order, page = __alloc_pages_slowpath(gfp_mask, order, zonelist, high_zoneidx, nodemask, preferred_zone, migratetype); - else - page->pfmemalloc = false; trace_mm_page_alloc(page, order, gfp_mask, migratetype); diff --git a/trunk/net/8021q/vlan_dev.c b/trunk/net/8021q/vlan_dev.c index 73a2a83ee2da..402442402af7 100644 --- a/trunk/net/8021q/vlan_dev.c +++ b/trunk/net/8021q/vlan_dev.c @@ -137,9 +137,21 @@ static int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev, return rc; } +static inline netdev_tx_t vlan_netpoll_send_skb(struct vlan_dev_priv *vlan, struct sk_buff *skb) +{ +#ifdef CONFIG_NET_POLL_CONTROLLER + if (vlan->netpoll) + netpoll_send_skb(vlan->netpoll, skb); +#else + BUG(); +#endif + return NETDEV_TX_OK; +} + static netdev_tx_t vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) { + struct vlan_dev_priv *vlan = vlan_dev_priv(dev); struct vlan_ethhdr *veth = (struct vlan_ethhdr *)(skb->data); unsigned int len; int ret; @@ -150,29 +162,30 @@ static netdev_tx_t vlan_dev_hard_start_xmit(struct sk_buff *skb, * OTHER THINGS LIKE FDDI/TokenRing/802.3 SNAPs... */ if (veth->h_vlan_proto != htons(ETH_P_8021Q) || - vlan_dev_priv(dev)->flags & VLAN_FLAG_REORDER_HDR) { + vlan->flags & VLAN_FLAG_REORDER_HDR) { u16 vlan_tci; - vlan_tci = vlan_dev_priv(dev)->vlan_id; + vlan_tci = vlan->vlan_id; vlan_tci |= vlan_dev_get_egress_qos_mask(dev, skb); skb = __vlan_hwaccel_put_tag(skb, vlan_tci); } - skb->dev = vlan_dev_priv(dev)->real_dev; + skb->dev = vlan->real_dev; len = skb->len; - if (netpoll_tx_running(dev)) - return skb->dev->netdev_ops->ndo_start_xmit(skb, skb->dev); + if (unlikely(netpoll_tx_running(dev))) + return vlan_netpoll_send_skb(vlan, skb); + ret = dev_queue_xmit(skb); if (likely(ret == NET_XMIT_SUCCESS || ret == NET_XMIT_CN)) { struct vlan_pcpu_stats *stats; - stats = this_cpu_ptr(vlan_dev_priv(dev)->vlan_pcpu_stats); + stats = this_cpu_ptr(vlan->vlan_pcpu_stats); u64_stats_update_begin(&stats->syncp); stats->tx_packets++; stats->tx_bytes += len; u64_stats_update_end(&stats->syncp); } else { - this_cpu_inc(vlan_dev_priv(dev)->vlan_pcpu_stats->tx_dropped); + this_cpu_inc(vlan->vlan_pcpu_stats->tx_dropped); } return ret; @@ -669,25 +682,26 @@ static void vlan_dev_poll_controller(struct net_device *dev) return; } -static int vlan_dev_netpoll_setup(struct net_device *dev, struct netpoll_info *npinfo) +static int vlan_dev_netpoll_setup(struct net_device *dev, struct netpoll_info *npinfo, + gfp_t gfp) { - struct vlan_dev_priv *info = vlan_dev_priv(dev); - struct net_device *real_dev = info->real_dev; + struct vlan_dev_priv *vlan = vlan_dev_priv(dev); + struct net_device *real_dev = vlan->real_dev; struct netpoll *netpoll; int err = 0; - netpoll = kzalloc(sizeof(*netpoll), GFP_KERNEL); + netpoll = kzalloc(sizeof(*netpoll), gfp); err = -ENOMEM; if (!netpoll) goto out; - err = __netpoll_setup(netpoll, real_dev); + err = __netpoll_setup(netpoll, real_dev, gfp); if (err) { kfree(netpoll); goto out; } - info->netpoll = netpoll; + vlan->netpoll = netpoll; out: return err; @@ -695,19 +709,15 @@ static int vlan_dev_netpoll_setup(struct net_device *dev, struct netpoll_info *n static void vlan_dev_netpoll_cleanup(struct net_device *dev) { - struct vlan_dev_priv *info = vlan_dev_priv(dev); - struct netpoll *netpoll = info->netpoll; + struct vlan_dev_priv *vlan= vlan_dev_priv(dev); + struct netpoll *netpoll = vlan->netpoll; if (!netpoll) return; - info->netpoll = NULL; - - /* Wait for transmitting packets to finish before freeing. */ - synchronize_rcu_bh(); + vlan->netpoll = NULL; - __netpoll_cleanup(netpoll); - kfree(netpoll); + __netpoll_free_rcu(netpoll); } #endif /* CONFIG_NET_POLL_CONTROLLER */ diff --git a/trunk/net/atm/common.c b/trunk/net/atm/common.c index b4b44dbed645..0c0ad930a632 100644 --- a/trunk/net/atm/common.c +++ b/trunk/net/atm/common.c @@ -812,6 +812,7 @@ int vcc_getsockopt(struct socket *sock, int level, int optname, if (!vcc->dev || !test_bit(ATM_VF_ADDR, &vcc->flags)) return -ENOTCONN; + memset(&pvc, 0, sizeof(pvc)); pvc.sap_family = AF_ATMPVC; pvc.sap_addr.itf = vcc->dev->number; pvc.sap_addr.vpi = vcc->vpi; diff --git a/trunk/net/atm/pvc.c b/trunk/net/atm/pvc.c index 3a734919c36c..ae0324021407 100644 --- a/trunk/net/atm/pvc.c +++ b/trunk/net/atm/pvc.c @@ -95,6 +95,7 @@ static int pvc_getname(struct socket *sock, struct sockaddr *sockaddr, return -ENOTCONN; *sockaddr_len = sizeof(struct sockaddr_atmpvc); addr = (struct sockaddr_atmpvc *)sockaddr; + memset(addr, 0, sizeof(*addr)); addr->sap_family = AF_ATMPVC; addr->sap_addr.itf = vcc->dev->number; addr->sap_addr.vpi = vcc->vpi; diff --git a/trunk/net/bluetooth/hci_event.c b/trunk/net/bluetooth/hci_event.c index 41ff978a33f9..715d7e33fba0 100644 --- a/trunk/net/bluetooth/hci_event.c +++ b/trunk/net/bluetooth/hci_event.c @@ -1365,6 +1365,9 @@ static bool hci_resolve_next_name(struct hci_dev *hdev) return false; e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, NAME_NEEDED); + if (!e) + return false; + if (hci_resolve_name(hdev, e) == 0) { e->name_state = NAME_PENDING; return true; @@ -1393,12 +1396,20 @@ static void hci_check_pending_name(struct hci_dev *hdev, struct hci_conn *conn, return; e = hci_inquiry_cache_lookup_resolve(hdev, bdaddr, NAME_PENDING); - if (e) { + /* If the device was not found in a list of found devices names of which + * are pending. there is no need to continue resolving a next name as it + * will be done upon receiving another Remote Name Request Complete + * Event */ + if (!e) + return; + + list_del(&e->list); + if (name) { e->name_state = NAME_KNOWN; - list_del(&e->list); - if (name) - mgmt_remote_name(hdev, bdaddr, ACL_LINK, 0x00, - e->data.rssi, name, name_len); + mgmt_remote_name(hdev, bdaddr, ACL_LINK, 0x00, + e->data.rssi, name, name_len); + } else { + e->name_state = NAME_NOT_KNOWN; } if (hci_resolve_next_name(hdev)) @@ -1762,7 +1773,12 @@ static void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) if (conn->type == ACL_LINK) { conn->state = BT_CONFIG; hci_conn_hold(conn); - conn->disc_timeout = HCI_DISCONN_TIMEOUT; + + if (!conn->out && !hci_conn_ssp_enabled(conn) && + !hci_find_link_key(hdev, &ev->bdaddr)) + conn->disc_timeout = HCI_PAIRING_TIMEOUT; + else + conn->disc_timeout = HCI_DISCONN_TIMEOUT; } else conn->state = BT_CONNECTED; diff --git a/trunk/net/bluetooth/hci_sock.c b/trunk/net/bluetooth/hci_sock.c index a7f04de03d79..19fdac78e555 100644 --- a/trunk/net/bluetooth/hci_sock.c +++ b/trunk/net/bluetooth/hci_sock.c @@ -694,6 +694,7 @@ static int hci_sock_getname(struct socket *sock, struct sockaddr *addr, *addr_len = sizeof(*haddr); haddr->hci_family = AF_BLUETOOTH; haddr->hci_dev = hdev->id; + haddr->hci_channel= 0; release_sock(sk); return 0; @@ -1009,6 +1010,7 @@ static int hci_sock_getsockopt(struct socket *sock, int level, int optname, { struct hci_filter *f = &hci_pi(sk)->filter; + memset(&uf, 0, sizeof(uf)); uf.type_mask = f->type_mask; uf.opcode = f->opcode; uf.event_mask[0] = *((u32 *) f->event_mask + 0); diff --git a/trunk/net/bluetooth/l2cap_core.c b/trunk/net/bluetooth/l2cap_core.c index a8964db04bfb..daa149b7003c 100644 --- a/trunk/net/bluetooth/l2cap_core.c +++ b/trunk/net/bluetooth/l2cap_core.c @@ -1181,6 +1181,7 @@ static void l2cap_le_conn_ready(struct l2cap_conn *conn) sk = chan->sk; hci_conn_hold(conn->hcon); + conn->hcon->disc_timeout = HCI_DISCONN_TIMEOUT; bacpy(&bt_sk(sk)->src, conn->src); bacpy(&bt_sk(sk)->dst, conn->dst); diff --git a/trunk/net/bluetooth/l2cap_sock.c b/trunk/net/bluetooth/l2cap_sock.c index a4bb27e8427e..1497edd191a2 100644 --- a/trunk/net/bluetooth/l2cap_sock.c +++ b/trunk/net/bluetooth/l2cap_sock.c @@ -245,6 +245,7 @@ static int l2cap_sock_getname(struct socket *sock, struct sockaddr *addr, int *l BT_DBG("sock %p, sk %p", sock, sk); + memset(la, 0, sizeof(struct sockaddr_l2)); addr->sa_family = AF_BLUETOOTH; *len = sizeof(struct sockaddr_l2); @@ -1174,7 +1175,7 @@ static struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock, int p chan = l2cap_chan_create(); if (!chan) { - l2cap_sock_kill(sk); + sk_free(sk); return NULL; } diff --git a/trunk/net/bluetooth/rfcomm/sock.c b/trunk/net/bluetooth/rfcomm/sock.c index 7e1e59645c05..1a17850d093c 100644 --- a/trunk/net/bluetooth/rfcomm/sock.c +++ b/trunk/net/bluetooth/rfcomm/sock.c @@ -528,6 +528,7 @@ static int rfcomm_sock_getname(struct socket *sock, struct sockaddr *addr, int * BT_DBG("sock %p, sk %p", sock, sk); + memset(sa, 0, sizeof(*sa)); sa->rc_family = AF_BLUETOOTH; sa->rc_channel = rfcomm_pi(sk)->channel; if (peer) @@ -822,6 +823,7 @@ static int rfcomm_sock_getsockopt(struct socket *sock, int level, int optname, c } sec.level = rfcomm_pi(sk)->sec_level; + sec.key_size = 0; len = min_t(unsigned int, len, sizeof(sec)); if (copy_to_user(optval, (char *) &sec, len)) diff --git a/trunk/net/bluetooth/rfcomm/tty.c b/trunk/net/bluetooth/rfcomm/tty.c index cb960773c002..56f182393c4c 100644 --- a/trunk/net/bluetooth/rfcomm/tty.c +++ b/trunk/net/bluetooth/rfcomm/tty.c @@ -456,7 +456,7 @@ static int rfcomm_get_dev_list(void __user *arg) size = sizeof(*dl) + dev_num * sizeof(*di); - dl = kmalloc(size, GFP_KERNEL); + dl = kzalloc(size, GFP_KERNEL); if (!dl) return -ENOMEM; diff --git a/trunk/net/bluetooth/sco.c b/trunk/net/bluetooth/sco.c index 40bbe25dcff7..3589e21edb09 100644 --- a/trunk/net/bluetooth/sco.c +++ b/trunk/net/bluetooth/sco.c @@ -131,6 +131,15 @@ static int sco_conn_del(struct hci_conn *hcon, int err) sco_sock_clear_timer(sk); sco_chan_del(sk, err); bh_unlock_sock(sk); + + sco_conn_lock(conn); + conn->sk = NULL; + sco_pi(sk)->conn = NULL; + sco_conn_unlock(conn); + + if (conn->hcon) + hci_conn_put(conn->hcon); + sco_sock_kill(sk); } @@ -821,16 +830,6 @@ static void sco_chan_del(struct sock *sk, int err) BT_DBG("sk %p, conn %p, err %d", sk, conn, err); - if (conn) { - sco_conn_lock(conn); - conn->sk = NULL; - sco_pi(sk)->conn = NULL; - sco_conn_unlock(conn); - - if (conn->hcon) - hci_conn_put(conn->hcon); - } - sk->sk_state = BT_CLOSED; sk->sk_err = err; sk->sk_state_change(sk); diff --git a/trunk/net/bluetooth/smp.c b/trunk/net/bluetooth/smp.c index 16ef0dc85a0a..901a616c8083 100644 --- a/trunk/net/bluetooth/smp.c +++ b/trunk/net/bluetooth/smp.c @@ -579,8 +579,11 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb) if (!test_and_set_bit(HCI_CONN_LE_SMP_PEND, &conn->hcon->flags)) smp = smp_chan_create(conn); + else + smp = conn->smp_chan; - smp = conn->smp_chan; + if (!smp) + return SMP_UNSPECIFIED; smp->preq[0] = SMP_CMD_PAIRING_REQ; memcpy(&smp->preq[1], req, sizeof(*req)); diff --git a/trunk/net/bridge/br_device.c b/trunk/net/bridge/br_device.c index 333484537600..070e8a68cfc6 100644 --- a/trunk/net/bridge/br_device.c +++ b/trunk/net/bridge/br_device.c @@ -31,9 +31,11 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) struct net_bridge_mdb_entry *mdst; struct br_cpu_netstats *brstats = this_cpu_ptr(br->stats); + rcu_read_lock(); #ifdef CONFIG_BRIDGE_NETFILTER if (skb->nf_bridge && (skb->nf_bridge->mask & BRNF_BRIDGED_DNAT)) { br_nf_pre_routing_finish_bridge_slow(skb); + rcu_read_unlock(); return NETDEV_TX_OK; } #endif @@ -48,7 +50,6 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) skb_reset_mac_header(skb); skb_pull(skb, ETH_HLEN); - rcu_read_lock(); if (is_broadcast_ether_addr(dest)) br_flood_deliver(br, skb); else if (is_multicast_ether_addr(dest)) { @@ -206,24 +207,23 @@ static void br_poll_controller(struct net_device *br_dev) static void br_netpoll_cleanup(struct net_device *dev) { struct net_bridge *br = netdev_priv(dev); - struct net_bridge_port *p, *n; + struct net_bridge_port *p; - list_for_each_entry_safe(p, n, &br->port_list, list) { + list_for_each_entry(p, &br->port_list, list) br_netpoll_disable(p); - } } -static int br_netpoll_setup(struct net_device *dev, struct netpoll_info *ni) +static int br_netpoll_setup(struct net_device *dev, struct netpoll_info *ni, + gfp_t gfp) { struct net_bridge *br = netdev_priv(dev); - struct net_bridge_port *p, *n; + struct net_bridge_port *p; int err = 0; - list_for_each_entry_safe(p, n, &br->port_list, list) { + list_for_each_entry(p, &br->port_list, list) { if (!p->dev) continue; - - err = br_netpoll_enable(p); + err = br_netpoll_enable(p, gfp); if (err) goto fail; } @@ -236,17 +236,17 @@ static int br_netpoll_setup(struct net_device *dev, struct netpoll_info *ni) goto out; } -int br_netpoll_enable(struct net_bridge_port *p) +int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp) { struct netpoll *np; int err = 0; - np = kzalloc(sizeof(*p->np), GFP_KERNEL); + np = kzalloc(sizeof(*p->np), gfp); err = -ENOMEM; if (!np) goto out; - err = __netpoll_setup(np, p->dev); + err = __netpoll_setup(np, p->dev, gfp); if (err) { kfree(np); goto out; @@ -267,11 +267,7 @@ void br_netpoll_disable(struct net_bridge_port *p) p->np = NULL; - /* Wait for transmitting packets to finish before freeing. */ - synchronize_rcu_bh(); - - __netpoll_cleanup(np); - kfree(np); + __netpoll_free_rcu(np); } #endif diff --git a/trunk/net/bridge/br_forward.c b/trunk/net/bridge/br_forward.c index e9466d412707..02015a505d2a 100644 --- a/trunk/net/bridge/br_forward.c +++ b/trunk/net/bridge/br_forward.c @@ -65,7 +65,7 @@ static void __br_deliver(const struct net_bridge_port *to, struct sk_buff *skb) { skb->dev = to->dev; - if (unlikely(netpoll_tx_running(to->dev))) { + if (unlikely(netpoll_tx_running(to->br->dev))) { if (packet_length(skb) > skb->dev->mtu && !skb_is_gso(skb)) kfree_skb(skb); else { diff --git a/trunk/net/bridge/br_if.c b/trunk/net/bridge/br_if.c index e1144e1617be..1c8fdc3558cd 100644 --- a/trunk/net/bridge/br_if.c +++ b/trunk/net/bridge/br_if.c @@ -361,7 +361,7 @@ int br_add_if(struct net_bridge *br, struct net_device *dev) if (err) goto err2; - if (br_netpoll_info(br) && ((err = br_netpoll_enable(p)))) + if (br_netpoll_info(br) && ((err = br_netpoll_enable(p, GFP_KERNEL)))) goto err3; err = netdev_set_master(dev, br->dev); @@ -427,6 +427,10 @@ int br_del_if(struct net_bridge *br, struct net_device *dev) if (!p || p->br != br) return -EINVAL; + /* Since more than one interface can be attached to a bridge, + * there still maybe an alternate path for netconsole to use; + * therefore there is no reason for a NETDEV_RELEASE event. + */ del_nbp(p); spin_lock_bh(&br->lock); diff --git a/trunk/net/bridge/br_private.h b/trunk/net/bridge/br_private.h index a768b2408edf..f507d2af9646 100644 --- a/trunk/net/bridge/br_private.h +++ b/trunk/net/bridge/br_private.h @@ -316,7 +316,7 @@ static inline void br_netpoll_send_skb(const struct net_bridge_port *p, netpoll_send_skb(np, skb); } -extern int br_netpoll_enable(struct net_bridge_port *p); +extern int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp); extern void br_netpoll_disable(struct net_bridge_port *p); #else static inline struct netpoll_info *br_netpoll_info(struct net_bridge *br) @@ -329,7 +329,7 @@ static inline void br_netpoll_send_skb(const struct net_bridge_port *p, { } -static inline int br_netpoll_enable(struct net_bridge_port *p) +static inline int br_netpoll_enable(struct net_bridge_port *p, gfp_t gfp) { return 0; } diff --git a/trunk/net/caif/chnl_net.c b/trunk/net/caif/chnl_net.c index 69771c04ba8f..e597733affb8 100644 --- a/trunk/net/caif/chnl_net.c +++ b/trunk/net/caif/chnl_net.c @@ -94,6 +94,10 @@ static int chnl_recv_cb(struct cflayer *layr, struct cfpkt *pkt) /* check the version of IP */ ip_version = skb_header_pointer(skb, 0, 1, &buf); + if (!ip_version) { + kfree_skb(skb); + return -EINVAL; + } switch (*ip_version >> 4) { case 4: diff --git a/trunk/net/ceph/ceph_common.c b/trunk/net/ceph/ceph_common.c index 69e38db28e5f..a8020293f342 100644 --- a/trunk/net/ceph/ceph_common.c +++ b/trunk/net/ceph/ceph_common.c @@ -84,7 +84,6 @@ int ceph_check_fsid(struct ceph_client *client, struct ceph_fsid *fsid) return -1; } } else { - pr_info("client%lld fsid %pU\n", ceph_client_id(client), fsid); memcpy(&client->fsid, fsid, sizeof(*fsid)); } return 0; diff --git a/trunk/net/ceph/debugfs.c b/trunk/net/ceph/debugfs.c index 54b531a01121..38b5dc1823d4 100644 --- a/trunk/net/ceph/debugfs.c +++ b/trunk/net/ceph/debugfs.c @@ -189,6 +189,9 @@ int ceph_debugfs_client_init(struct ceph_client *client) snprintf(name, sizeof(name), "%pU.client%lld", &client->fsid, client->monc.auth->global_id); + dout("ceph_debugfs_client_init %p %s\n", client, name); + + BUG_ON(client->debugfs_dir); client->debugfs_dir = debugfs_create_dir(name, ceph_debugfs_dir); if (!client->debugfs_dir) goto out; @@ -234,6 +237,7 @@ int ceph_debugfs_client_init(struct ceph_client *client) void ceph_debugfs_client_cleanup(struct ceph_client *client) { + dout("ceph_debugfs_client_cleanup %p\n", client); debugfs_remove(client->debugfs_osdmap); debugfs_remove(client->debugfs_monmap); debugfs_remove(client->osdc.debugfs_file); diff --git a/trunk/net/ceph/messenger.c b/trunk/net/ceph/messenger.c index b9796750034a..24c5eea8c45b 100644 --- a/trunk/net/ceph/messenger.c +++ b/trunk/net/ceph/messenger.c @@ -915,7 +915,6 @@ static int prepare_write_connect(struct ceph_connection *con) con->out_connect.authorizer_len = auth ? cpu_to_le32(auth->authorizer_buf_len) : 0; - con_out_kvec_reset(con); con_out_kvec_add(con, sizeof (con->out_connect), &con->out_connect); if (auth && auth->authorizer_buf_len) @@ -1557,6 +1556,7 @@ static int process_connect(struct ceph_connection *con) return -1; } con->auth_retry = 1; + con_out_kvec_reset(con); ret = prepare_write_connect(con); if (ret < 0) return ret; @@ -1577,6 +1577,7 @@ static int process_connect(struct ceph_connection *con) ENTITY_NAME(con->peer_name), ceph_pr_addr(&con->peer_addr.in_addr)); reset_connection(con); + con_out_kvec_reset(con); ret = prepare_write_connect(con); if (ret < 0) return ret; @@ -1601,6 +1602,7 @@ static int process_connect(struct ceph_connection *con) le32_to_cpu(con->out_connect.connect_seq), le32_to_cpu(con->in_reply.connect_seq)); con->connect_seq = le32_to_cpu(con->in_reply.connect_seq); + con_out_kvec_reset(con); ret = prepare_write_connect(con); if (ret < 0) return ret; @@ -1617,6 +1619,7 @@ static int process_connect(struct ceph_connection *con) le32_to_cpu(con->in_reply.global_seq)); get_global_seq(con->msgr, le32_to_cpu(con->in_reply.global_seq)); + con_out_kvec_reset(con); ret = prepare_write_connect(con); if (ret < 0) return ret; @@ -2135,7 +2138,11 @@ static int try_read(struct ceph_connection *con) BUG_ON(con->state != CON_STATE_CONNECTING); con->state = CON_STATE_NEGOTIATING; - /* Banner is good, exchange connection info */ + /* + * Received banner is good, exchange connection info. + * Do not reset out_kvec, as sending our banner raced + * with receiving peer banner after connect completed. + */ ret = prepare_write_connect(con); if (ret < 0) goto out; diff --git a/trunk/net/ceph/mon_client.c b/trunk/net/ceph/mon_client.c index 105d533b55f3..900ea0f043fc 100644 --- a/trunk/net/ceph/mon_client.c +++ b/trunk/net/ceph/mon_client.c @@ -310,6 +310,17 @@ int ceph_monc_open_session(struct ceph_mon_client *monc) } EXPORT_SYMBOL(ceph_monc_open_session); +/* + * We require the fsid and global_id in order to initialize our + * debugfs dir. + */ +static bool have_debugfs_info(struct ceph_mon_client *monc) +{ + dout("have_debugfs_info fsid %d globalid %lld\n", + (int)monc->client->have_fsid, monc->auth->global_id); + return monc->client->have_fsid && monc->auth->global_id > 0; +} + /* * The monitor responds with mount ack indicate mount success. The * included client ticket allows the client to talk to MDSs and OSDs. @@ -320,9 +331,12 @@ static void ceph_monc_handle_map(struct ceph_mon_client *monc, struct ceph_client *client = monc->client; struct ceph_monmap *monmap = NULL, *old = monc->monmap; void *p, *end; + int had_debugfs_info, init_debugfs = 0; mutex_lock(&monc->mutex); + had_debugfs_info = have_debugfs_info(monc); + dout("handle_monmap\n"); p = msg->front.iov_base; end = p + msg->front.iov_len; @@ -344,12 +358,22 @@ static void ceph_monc_handle_map(struct ceph_mon_client *monc, if (!client->have_fsid) { client->have_fsid = true; + if (!had_debugfs_info && have_debugfs_info(monc)) { + pr_info("client%lld fsid %pU\n", + ceph_client_id(monc->client), + &monc->client->fsid); + init_debugfs = 1; + } mutex_unlock(&monc->mutex); - /* - * do debugfs initialization without mutex to avoid - * creating a locking dependency - */ - ceph_debugfs_client_init(client); + + if (init_debugfs) { + /* + * do debugfs initialization without mutex to avoid + * creating a locking dependency + */ + ceph_debugfs_client_init(monc->client); + } + goto out_unlocked; } out: @@ -865,8 +889,10 @@ static void handle_auth_reply(struct ceph_mon_client *monc, { int ret; int was_auth = 0; + int had_debugfs_info, init_debugfs = 0; mutex_lock(&monc->mutex); + had_debugfs_info = have_debugfs_info(monc); if (monc->auth->ops) was_auth = monc->auth->ops->is_authenticated(monc->auth); monc->pending_auth = 0; @@ -889,7 +915,22 @@ static void handle_auth_reply(struct ceph_mon_client *monc, __send_subscribe(monc); __resend_generic_request(monc); } + + if (!had_debugfs_info && have_debugfs_info(monc)) { + pr_info("client%lld fsid %pU\n", + ceph_client_id(monc->client), + &monc->client->fsid); + init_debugfs = 1; + } mutex_unlock(&monc->mutex); + + if (init_debugfs) { + /* + * do debugfs initialization without mutex to avoid + * creating a locking dependency + */ + ceph_debugfs_client_init(monc->client); + } } static int __validate_auth(struct ceph_mon_client *monc) diff --git a/trunk/net/core/dev.c b/trunk/net/core/dev.c index a39354ee1432..83988362805e 100644 --- a/trunk/net/core/dev.c +++ b/trunk/net/core/dev.c @@ -1642,6 +1642,19 @@ static inline int deliver_skb(struct sk_buff *skb, return pt_prev->func(skb, skb->dev, pt_prev, orig_dev); } +static inline bool skb_loop_sk(struct packet_type *ptype, struct sk_buff *skb) +{ + if (ptype->af_packet_priv == NULL) + return false; + + if (ptype->id_match) + return ptype->id_match(ptype, skb->sk); + else if ((struct sock *)ptype->af_packet_priv == skb->sk) + return true; + + return false; +} + /* * Support routine. Sends outgoing frames to any network * taps currently in use. @@ -1659,8 +1672,7 @@ static void dev_queue_xmit_nit(struct sk_buff *skb, struct net_device *dev) * they originated from - MvS (miquels@drinkel.ow.org) */ if ((ptype->dev == dev || !ptype->dev) && - (ptype->af_packet_priv == NULL || - (struct sock *)ptype->af_packet_priv != skb->sk)) { + (!skb_loop_sk(ptype, skb))) { if (pt_prev) { deliver_skb(skb2, pt_prev, skb->dev); pt_prev = ptype; @@ -5732,6 +5744,7 @@ EXPORT_SYMBOL(netdev_refcnt_read); /** * netdev_wait_allrefs - wait until all references are gone. + * @dev: target net_device * * This is called when unregistering network devices. * diff --git a/trunk/net/core/netpoll.c b/trunk/net/core/netpoll.c index b4c90e42b443..346b1eb83a1f 100644 --- a/trunk/net/core/netpoll.c +++ b/trunk/net/core/netpoll.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -54,7 +55,7 @@ static atomic_t trapped; MAX_UDP_CHUNK) static void zap_completion_queue(void); -static void arp_reply(struct sk_buff *skb); +static void netpoll_arp_reply(struct sk_buff *skb, struct netpoll_info *npinfo); static unsigned int carrier_timeout = 4; module_param(carrier_timeout, uint, 0644); @@ -167,15 +168,24 @@ static void poll_napi(struct net_device *dev) struct napi_struct *napi; int budget = 16; + WARN_ON_ONCE(!irqs_disabled()); + list_for_each_entry(napi, &dev->napi_list, dev_list) { + local_irq_enable(); if (napi->poll_owner != smp_processor_id() && spin_trylock(&napi->poll_lock)) { - budget = poll_one_napi(dev->npinfo, napi, budget); + rcu_read_lock_bh(); + budget = poll_one_napi(rcu_dereference_bh(dev->npinfo), + napi, budget); + rcu_read_unlock_bh(); spin_unlock(&napi->poll_lock); - if (!budget) + if (!budget) { + local_irq_disable(); break; + } } + local_irq_disable(); } } @@ -185,13 +195,14 @@ static void service_arp_queue(struct netpoll_info *npi) struct sk_buff *skb; while ((skb = skb_dequeue(&npi->arp_tx))) - arp_reply(skb); + netpoll_arp_reply(skb, npi); } } static void netpoll_poll_dev(struct net_device *dev) { const struct net_device_ops *ops; + struct netpoll_info *ni = rcu_dereference_bh(dev->npinfo); if (!dev || !netif_running(dev)) return; @@ -206,17 +217,18 @@ static void netpoll_poll_dev(struct net_device *dev) poll_napi(dev); if (dev->flags & IFF_SLAVE) { - if (dev->npinfo) { + if (ni) { struct net_device *bond_dev = dev->master; struct sk_buff *skb; - while ((skb = skb_dequeue(&dev->npinfo->arp_tx))) { + struct netpoll_info *bond_ni = rcu_dereference_bh(bond_dev->npinfo); + while ((skb = skb_dequeue(&ni->arp_tx))) { skb->dev = bond_dev; - skb_queue_tail(&bond_dev->npinfo->arp_tx, skb); + skb_queue_tail(&bond_ni->arp_tx, skb); } } } - service_arp_queue(dev->npinfo); + service_arp_queue(ni); zap_completion_queue(); } @@ -302,6 +314,7 @@ static int netpoll_owner_active(struct net_device *dev) return 0; } +/* call with IRQ disabled */ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb, struct net_device *dev) { @@ -309,8 +322,11 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb, unsigned long tries; const struct net_device_ops *ops = dev->netdev_ops; /* It is up to the caller to keep npinfo alive. */ - struct netpoll_info *npinfo = np->dev->npinfo; + struct netpoll_info *npinfo; + + WARN_ON_ONCE(!irqs_disabled()); + npinfo = rcu_dereference_bh(np->dev->npinfo); if (!npinfo || !netif_running(dev) || !netif_device_present(dev)) { __kfree_skb(skb); return; @@ -319,16 +335,22 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb, /* don't get messages out of order, and no recursion */ if (skb_queue_len(&npinfo->txq) == 0 && !netpoll_owner_active(dev)) { struct netdev_queue *txq; - unsigned long flags; txq = netdev_get_tx_queue(dev, skb_get_queue_mapping(skb)); - local_irq_save(flags); /* try until next clock tick */ for (tries = jiffies_to_usecs(1)/USEC_PER_POLL; tries > 0; --tries) { if (__netif_tx_trylock(txq)) { if (!netif_xmit_stopped(txq)) { + if (vlan_tx_tag_present(skb) && + !(netif_skb_features(skb) & NETIF_F_HW_VLAN_TX)) { + skb = __vlan_put_tag(skb, vlan_tx_tag_get(skb)); + if (unlikely(!skb)) + break; + skb->vlan_tci = 0; + } + status = ops->ndo_start_xmit(skb, dev); if (status == NETDEV_TX_OK) txq_trans_update(txq); @@ -347,10 +369,9 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb, } WARN_ONCE(!irqs_disabled(), - "netpoll_send_skb(): %s enabled interrupts in poll (%pF)\n", + "netpoll_send_skb_on_dev(): %s enabled interrupts in poll (%pF)\n", dev->name, ops->ndo_start_xmit); - local_irq_restore(flags); } if (status != NETDEV_TX_OK) { @@ -423,9 +444,8 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len) } EXPORT_SYMBOL(netpoll_send_udp); -static void arp_reply(struct sk_buff *skb) +static void netpoll_arp_reply(struct sk_buff *skb, struct netpoll_info *npinfo) { - struct netpoll_info *npinfo = skb->dev->npinfo; struct arphdr *arp; unsigned char *arp_ptr; int size, type = ARPOP_REPLY, ptype = ETH_P_ARP; @@ -543,13 +563,12 @@ static void arp_reply(struct sk_buff *skb) spin_unlock_irqrestore(&npinfo->rx_lock, flags); } -int __netpoll_rx(struct sk_buff *skb) +int __netpoll_rx(struct sk_buff *skb, struct netpoll_info *npinfo) { int proto, len, ulen; int hits = 0; const struct iphdr *iph; struct udphdr *uh; - struct netpoll_info *npinfo = skb->dev->npinfo; struct netpoll *np, *tmp; if (list_empty(&npinfo->rx_np)) @@ -565,6 +584,12 @@ int __netpoll_rx(struct sk_buff *skb) return 1; } + if (skb->protocol == cpu_to_be16(ETH_P_8021Q)) { + skb = vlan_untag(skb); + if (unlikely(!skb)) + goto out; + } + proto = ntohs(eth_hdr(skb)->h_proto); if (proto != ETH_P_IP) goto out; @@ -715,7 +740,7 @@ int netpoll_parse_options(struct netpoll *np, char *opt) } EXPORT_SYMBOL(netpoll_parse_options); -int __netpoll_setup(struct netpoll *np, struct net_device *ndev) +int __netpoll_setup(struct netpoll *np, struct net_device *ndev, gfp_t gfp) { struct netpoll_info *npinfo; const struct net_device_ops *ops; @@ -734,7 +759,7 @@ int __netpoll_setup(struct netpoll *np, struct net_device *ndev) } if (!ndev->npinfo) { - npinfo = kmalloc(sizeof(*npinfo), GFP_KERNEL); + npinfo = kmalloc(sizeof(*npinfo), gfp); if (!npinfo) { err = -ENOMEM; goto out; @@ -752,7 +777,7 @@ int __netpoll_setup(struct netpoll *np, struct net_device *ndev) ops = np->dev->netdev_ops; if (ops->ndo_netpoll_setup) { - err = ops->ndo_netpoll_setup(ndev, npinfo); + err = ops->ndo_netpoll_setup(ndev, npinfo, gfp); if (err) goto free_npinfo; } @@ -857,7 +882,7 @@ int netpoll_setup(struct netpoll *np) refill_skbs(); rtnl_lock(); - err = __netpoll_setup(np, ndev); + err = __netpoll_setup(np, ndev, GFP_KERNEL); rtnl_unlock(); if (err) @@ -878,6 +903,24 @@ static int __init netpoll_init(void) } core_initcall(netpoll_init); +static void rcu_cleanup_netpoll_info(struct rcu_head *rcu_head) +{ + struct netpoll_info *npinfo = + container_of(rcu_head, struct netpoll_info, rcu); + + skb_queue_purge(&npinfo->arp_tx); + skb_queue_purge(&npinfo->txq); + + /* we can't call cancel_delayed_work_sync here, as we are in softirq */ + cancel_delayed_work(&npinfo->tx_work); + + /* clean after last, unfinished work */ + __skb_queue_purge(&npinfo->txq); + /* now cancel it again */ + cancel_delayed_work(&npinfo->tx_work); + kfree(npinfo); +} + void __netpoll_cleanup(struct netpoll *np) { struct netpoll_info *npinfo; @@ -903,20 +946,24 @@ void __netpoll_cleanup(struct netpoll *np) ops->ndo_netpoll_cleanup(np->dev); RCU_INIT_POINTER(np->dev->npinfo, NULL); + call_rcu_bh(&npinfo->rcu, rcu_cleanup_netpoll_info); + } +} +EXPORT_SYMBOL_GPL(__netpoll_cleanup); - /* avoid racing with NAPI reading npinfo */ - synchronize_rcu_bh(); +static void rcu_cleanup_netpoll(struct rcu_head *rcu_head) +{ + struct netpoll *np = container_of(rcu_head, struct netpoll, rcu); - skb_queue_purge(&npinfo->arp_tx); - skb_queue_purge(&npinfo->txq); - cancel_delayed_work_sync(&npinfo->tx_work); + __netpoll_cleanup(np); + kfree(np); +} - /* clean after last, unfinished work */ - __skb_queue_purge(&npinfo->txq); - kfree(npinfo); - } +void __netpoll_free_rcu(struct netpoll *np) +{ + call_rcu_bh(&np->rcu, rcu_cleanup_netpoll); } -EXPORT_SYMBOL_GPL(__netpoll_cleanup); +EXPORT_SYMBOL_GPL(__netpoll_free_rcu); void netpoll_cleanup(struct netpoll *np) { diff --git a/trunk/net/core/netprio_cgroup.c b/trunk/net/core/netprio_cgroup.c index ed0c0431fcd8..c75e3f9d060f 100644 --- a/trunk/net/core/netprio_cgroup.c +++ b/trunk/net/core/netprio_cgroup.c @@ -101,12 +101,10 @@ static int write_update_netdev_table(struct net_device *dev) u32 max_len; struct netprio_map *map; - rtnl_lock(); max_len = atomic_read(&max_prioidx) + 1; map = rtnl_dereference(dev->priomap); if (!map || map->priomap_len < max_len) ret = extend_netdev_table(dev, max_len); - rtnl_unlock(); return ret; } @@ -256,17 +254,17 @@ static int write_priomap(struct cgroup *cgrp, struct cftype *cft, if (!dev) goto out_free_devname; + rtnl_lock(); ret = write_update_netdev_table(dev); if (ret < 0) goto out_put_dev; - rcu_read_lock(); - map = rcu_dereference(dev->priomap); + map = rtnl_dereference(dev->priomap); if (map) map->priomap[prioidx] = priority; - rcu_read_unlock(); out_put_dev: + rtnl_unlock(); dev_put(dev); out_free_devname: @@ -277,12 +275,6 @@ static int write_priomap(struct cgroup *cgrp, struct cftype *cft, void net_prio_attach(struct cgroup *cgrp, struct cgroup_taskset *tset) { struct task_struct *p; - char *tmp = kzalloc(sizeof(char) * PATH_MAX, GFP_KERNEL); - - if (!tmp) { - pr_warn("Unable to attach cgrp due to alloc failure!\n"); - return; - } cgroup_taskset_for_each(p, cgrp, tset) { unsigned int fd; @@ -296,32 +288,24 @@ void net_prio_attach(struct cgroup *cgrp, struct cgroup_taskset *tset) continue; } - rcu_read_lock(); + spin_lock(&files->file_lock); fdt = files_fdtable(files); for (fd = 0; fd < fdt->max_fds; fd++) { - char *path; struct file *file; struct socket *sock; - unsigned long s; - int rv, err = 0; + int err; file = fcheck_files(files, fd); if (!file) continue; - path = d_path(&file->f_path, tmp, PAGE_SIZE); - rv = sscanf(path, "socket:[%lu]", &s); - if (rv <= 0) - continue; - sock = sock_from_file(file, &err); - if (!err) + if (sock) sock_update_netprioidx(sock->sk, p); } - rcu_read_unlock(); + spin_unlock(&files->file_lock); task_unlock(p); } - kfree(tmp); } static struct cftype ss_files[] = { diff --git a/trunk/net/core/scm.c b/trunk/net/core/scm.c index 8f6ccfd68ef4..040cebeed45b 100644 --- a/trunk/net/core/scm.c +++ b/trunk/net/core/scm.c @@ -265,6 +265,7 @@ void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm) for (i=0, cmfptr=(__force int __user *)CMSG_DATA(cm); isk, current); fd_install(new_fd, fp[i]); } diff --git a/trunk/net/dccp/ccid.h b/trunk/net/dccp/ccid.h index 75c3582a7678..fb85d371a8de 100644 --- a/trunk/net/dccp/ccid.h +++ b/trunk/net/dccp/ccid.h @@ -246,7 +246,7 @@ static inline int ccid_hc_rx_getsockopt(struct ccid *ccid, struct sock *sk, u32 __user *optval, int __user *optlen) { int rc = -ENOPROTOOPT; - if (ccid->ccid_ops->ccid_hc_rx_getsockopt != NULL) + if (ccid != NULL && ccid->ccid_ops->ccid_hc_rx_getsockopt != NULL) rc = ccid->ccid_ops->ccid_hc_rx_getsockopt(sk, optname, len, optval, optlen); return rc; @@ -257,7 +257,7 @@ static inline int ccid_hc_tx_getsockopt(struct ccid *ccid, struct sock *sk, u32 __user *optval, int __user *optlen) { int rc = -ENOPROTOOPT; - if (ccid->ccid_ops->ccid_hc_tx_getsockopt != NULL) + if (ccid != NULL && ccid->ccid_ops->ccid_hc_tx_getsockopt != NULL) rc = ccid->ccid_ops->ccid_hc_tx_getsockopt(sk, optname, len, optval, optlen); return rc; diff --git a/trunk/net/dccp/ccids/ccid3.c b/trunk/net/dccp/ccids/ccid3.c index d65e98798eca..119c04317d48 100644 --- a/trunk/net/dccp/ccids/ccid3.c +++ b/trunk/net/dccp/ccids/ccid3.c @@ -535,6 +535,7 @@ static int ccid3_hc_tx_getsockopt(struct sock *sk, const int optname, int len, case DCCP_SOCKOPT_CCID_TX_INFO: if (len < sizeof(tfrc)) return -EINVAL; + memset(&tfrc, 0, sizeof(tfrc)); tfrc.tfrctx_x = hc->tx_x; tfrc.tfrctx_x_recv = hc->tx_x_recv; tfrc.tfrctx_x_calc = hc->tx_x_calc; diff --git a/trunk/net/ipv4/inet_connection_sock.c b/trunk/net/ipv4/inet_connection_sock.c index db0cf17c00f7..7f75f21d7b83 100644 --- a/trunk/net/ipv4/inet_connection_sock.c +++ b/trunk/net/ipv4/inet_connection_sock.c @@ -404,12 +404,15 @@ struct dst_entry *inet_csk_route_child_sock(struct sock *sk, { const struct inet_request_sock *ireq = inet_rsk(req); struct inet_sock *newinet = inet_sk(newsk); - struct ip_options_rcu *opt = ireq->opt; + struct ip_options_rcu *opt; struct net *net = sock_net(sk); struct flowi4 *fl4; struct rtable *rt; fl4 = &newinet->cork.fl.u.ip4; + + rcu_read_lock(); + opt = rcu_dereference(newinet->inet_opt); flowi4_init_output(fl4, sk->sk_bound_dev_if, sk->sk_mark, RT_CONN_FLAGS(sk), RT_SCOPE_UNIVERSE, sk->sk_protocol, inet_sk_flowi_flags(sk), @@ -421,11 +424,13 @@ struct dst_entry *inet_csk_route_child_sock(struct sock *sk, goto no_route; if (opt && opt->opt.is_strictroute && rt->rt_gateway) goto route_err; + rcu_read_unlock(); return &rt->dst; route_err: ip_rt_put(rt); no_route: + rcu_read_unlock(); IP_INC_STATS_BH(net, IPSTATS_MIB_OUTNOROUTES); return NULL; } diff --git a/trunk/net/ipv4/ip_output.c b/trunk/net/ipv4/ip_output.c index 147ccc3e93db..c196d749daf2 100644 --- a/trunk/net/ipv4/ip_output.c +++ b/trunk/net/ipv4/ip_output.c @@ -1338,10 +1338,10 @@ struct sk_buff *__ip_make_skb(struct sock *sk, iph->ihl = 5; iph->tos = inet->tos; iph->frag_off = df; - ip_select_ident(iph, &rt->dst, sk); iph->ttl = ttl; iph->protocol = sk->sk_protocol; ip_copy_addrs(iph, fl4); + ip_select_ident(iph, &rt->dst, sk); if (opt) { iph->ihl += opt->optlen>>2; diff --git a/trunk/net/ipv4/netfilter/nf_nat_sip.c b/trunk/net/ipv4/netfilter/nf_nat_sip.c index ea4a23813d26..4ad9cf173992 100644 --- a/trunk/net/ipv4/netfilter/nf_nat_sip.c +++ b/trunk/net/ipv4/netfilter/nf_nat_sip.c @@ -148,7 +148,7 @@ static unsigned int ip_nat_sip(struct sk_buff *skb, unsigned int dataoff, if (ct_sip_parse_header_uri(ct, *dptr, NULL, *datalen, hdr, NULL, &matchoff, &matchlen, &addr, &port) > 0) { - unsigned int matchend, poff, plen, buflen, n; + unsigned int olen, matchend, poff, plen, buflen, n; char buffer[sizeof("nnn.nnn.nnn.nnn:nnnnn")]; /* We're only interested in headers related to this @@ -163,17 +163,18 @@ static unsigned int ip_nat_sip(struct sk_buff *skb, unsigned int dataoff, goto next; } + olen = *datalen; if (!map_addr(skb, dataoff, dptr, datalen, matchoff, matchlen, &addr, port)) return NF_DROP; - matchend = matchoff + matchlen; + matchend = matchoff + matchlen + *datalen - olen; /* The maddr= parameter (RFC 2361) specifies where to send * the reply. */ if (ct_sip_parse_address_param(ct, *dptr, matchend, *datalen, "maddr=", &poff, &plen, - &addr) > 0 && + &addr, true) > 0 && addr.ip == ct->tuplehash[dir].tuple.src.u3.ip && addr.ip != ct->tuplehash[!dir].tuple.dst.u3.ip) { buflen = sprintf(buffer, "%pI4", @@ -187,7 +188,7 @@ static unsigned int ip_nat_sip(struct sk_buff *skb, unsigned int dataoff, * from which the server received the request. */ if (ct_sip_parse_address_param(ct, *dptr, matchend, *datalen, "received=", &poff, &plen, - &addr) > 0 && + &addr, false) > 0 && addr.ip == ct->tuplehash[dir].tuple.dst.u3.ip && addr.ip != ct->tuplehash[!dir].tuple.src.u3.ip) { buflen = sprintf(buffer, "%pI4", diff --git a/trunk/net/ipv4/route.c b/trunk/net/ipv4/route.c index e4ba974f143c..fd9ecb52c66b 100644 --- a/trunk/net/ipv4/route.c +++ b/trunk/net/ipv4/route.c @@ -2028,7 +2028,6 @@ struct rtable *__ip_route_output_key(struct net *net, struct flowi4 *fl4) } dev_out = net->loopback_dev; fl4->flowi4_oif = dev_out->ifindex; - res.fi = NULL; flags |= RTCF_LOCAL; goto make_route; } diff --git a/trunk/net/ipv4/tcp_ipv4.c b/trunk/net/ipv4/tcp_ipv4.c index 767823764016..00a748d14062 100644 --- a/trunk/net/ipv4/tcp_ipv4.c +++ b/trunk/net/ipv4/tcp_ipv4.c @@ -417,10 +417,12 @@ void tcp_v4_err(struct sk_buff *icmp_skb, u32 info) if (code == ICMP_FRAG_NEEDED) { /* PMTU discovery (RFC1191) */ tp->mtu_info = info; - if (!sock_owned_by_user(sk)) + if (!sock_owned_by_user(sk)) { tcp_v4_mtu_reduced(sk); - else - set_bit(TCP_MTU_REDUCED_DEFERRED, &tp->tsq_flags); + } else { + if (!test_and_set_bit(TCP_MTU_REDUCED_DEFERRED, &tp->tsq_flags)) + sock_hold(sk); + } goto out; } @@ -1462,6 +1464,7 @@ struct sock *tcp_v4_syn_recv_sock(struct sock *sk, struct sk_buff *skb, goto exit_nonewsk; newsk->sk_gso_type = SKB_GSO_TCPV4; + inet_sk_rx_dst_set(newsk, skb); newtp = tcp_sk(newsk); newinet = inet_sk(newsk); diff --git a/trunk/net/ipv4/tcp_minisocks.c b/trunk/net/ipv4/tcp_minisocks.c index d9c9dcef2de3..6ff7f10dce9d 100644 --- a/trunk/net/ipv4/tcp_minisocks.c +++ b/trunk/net/ipv4/tcp_minisocks.c @@ -387,8 +387,6 @@ struct sock *tcp_create_openreq_child(struct sock *sk, struct request_sock *req, struct tcp_sock *oldtp = tcp_sk(sk); struct tcp_cookie_values *oldcvp = oldtp->cookie_values; - newicsk->icsk_af_ops->sk_rx_dst_set(newsk, skb); - /* TCP Cookie Transactions require space for the cookie pair, * as it differs for each connection. There is no need to * copy any s_data_payload stored at the original socket. diff --git a/trunk/net/ipv4/tcp_output.c b/trunk/net/ipv4/tcp_output.c index 20dfd892c86f..d04632673a9e 100644 --- a/trunk/net/ipv4/tcp_output.c +++ b/trunk/net/ipv4/tcp_output.c @@ -910,14 +910,18 @@ void tcp_release_cb(struct sock *sk) if (flags & (1UL << TCP_TSQ_DEFERRED)) tcp_tsq_handler(sk); - if (flags & (1UL << TCP_WRITE_TIMER_DEFERRED)) + if (flags & (1UL << TCP_WRITE_TIMER_DEFERRED)) { tcp_write_timer_handler(sk); - - if (flags & (1UL << TCP_DELACK_TIMER_DEFERRED)) + __sock_put(sk); + } + if (flags & (1UL << TCP_DELACK_TIMER_DEFERRED)) { tcp_delack_timer_handler(sk); - - if (flags & (1UL << TCP_MTU_REDUCED_DEFERRED)) + __sock_put(sk); + } + if (flags & (1UL << TCP_MTU_REDUCED_DEFERRED)) { sk->sk_prot->mtu_reduced(sk); + __sock_put(sk); + } } EXPORT_SYMBOL(tcp_release_cb); diff --git a/trunk/net/ipv4/tcp_timer.c b/trunk/net/ipv4/tcp_timer.c index 6df36ad55a38..b774a03bd1dc 100644 --- a/trunk/net/ipv4/tcp_timer.c +++ b/trunk/net/ipv4/tcp_timer.c @@ -252,7 +252,8 @@ static void tcp_delack_timer(unsigned long data) inet_csk(sk)->icsk_ack.blocked = 1; NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED); /* deleguate our work to tcp_release_cb() */ - set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags); + if (!test_and_set_bit(TCP_DELACK_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags)) + sock_hold(sk); } bh_unlock_sock(sk); sock_put(sk); @@ -481,7 +482,8 @@ static void tcp_write_timer(unsigned long data) tcp_write_timer_handler(sk); } else { /* deleguate our work to tcp_release_cb() */ - set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags); + if (!test_and_set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags)) + sock_hold(sk); } bh_unlock_sock(sk); sock_put(sk); diff --git a/trunk/net/ipv6/addrconf.c b/trunk/net/ipv6/addrconf.c index 79181819a24f..6bc85f7c31e3 100644 --- a/trunk/net/ipv6/addrconf.c +++ b/trunk/net/ipv6/addrconf.c @@ -494,8 +494,7 @@ static void addrconf_forward_change(struct net *net, __s32 newf) struct net_device *dev; struct inet6_dev *idev; - rcu_read_lock(); - for_each_netdev_rcu(net, dev) { + for_each_netdev(net, dev) { idev = __in6_dev_get(dev); if (idev) { int changed = (!idev->cnf.forwarding) ^ (!newf); @@ -504,7 +503,6 @@ static void addrconf_forward_change(struct net *net, __s32 newf) dev_forward_change(idev); } } - rcu_read_unlock(); } static int addrconf_fixup_forwarding(struct ctl_table *table, int *p, int newf) diff --git a/trunk/net/ipv6/proc.c b/trunk/net/ipv6/proc.c index da2e92d05c15..745a32042950 100644 --- a/trunk/net/ipv6/proc.c +++ b/trunk/net/ipv6/proc.c @@ -307,10 +307,10 @@ static int __net_init ipv6_proc_init_net(struct net *net) goto proc_dev_snmp6_fail; return 0; +proc_dev_snmp6_fail: + proc_net_remove(net, "snmp6"); proc_snmp6_fail: proc_net_remove(net, "sockstat6"); -proc_dev_snmp6_fail: - proc_net_remove(net, "dev_snmp6"); return -ENOMEM; } diff --git a/trunk/net/ipv6/tcp_ipv6.c b/trunk/net/ipv6/tcp_ipv6.c index bb9ce2b2f377..a3e60cc04a8a 100644 --- a/trunk/net/ipv6/tcp_ipv6.c +++ b/trunk/net/ipv6/tcp_ipv6.c @@ -94,6 +94,18 @@ static struct tcp_md5sig_key *tcp_v6_md5_do_lookup(struct sock *sk, } #endif +static void inet6_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb) +{ + struct dst_entry *dst = skb_dst(skb); + const struct rt6_info *rt = (const struct rt6_info *)dst; + + dst_hold(dst); + sk->sk_rx_dst = dst; + inet_sk(sk)->rx_dst_ifindex = skb->skb_iif; + if (rt->rt6i_node) + inet6_sk(sk)->rx_dst_cookie = rt->rt6i_node->fn_sernum; +} + static void tcp_v6_hash(struct sock *sk) { if (sk->sk_state != TCP_CLOSE) { @@ -1270,6 +1282,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb, newsk->sk_gso_type = SKB_GSO_TCPV6; __ip6_dst_store(newsk, dst, NULL, NULL); + inet6_sk_rx_dst_set(newsk, skb); newtcp6sk = (struct tcp6_sock *)newsk; inet_sk(newsk)->pinet6 = &newtcp6sk->inet6; @@ -1729,18 +1742,6 @@ static struct timewait_sock_ops tcp6_timewait_sock_ops = { .twsk_destructor= tcp_twsk_destructor, }; -static void inet6_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb) -{ - struct dst_entry *dst = skb_dst(skb); - const struct rt6_info *rt = (const struct rt6_info *)dst; - - dst_hold(dst); - sk->sk_rx_dst = dst; - inet_sk(sk)->rx_dst_ifindex = skb->skb_iif; - if (rt->rt6i_node) - inet6_sk(sk)->rx_dst_cookie = rt->rt6i_node->fn_sernum; -} - static const struct inet_connection_sock_af_ops ipv6_specific = { .queue_xmit = inet6_csk_xmit, .send_check = tcp_v6_send_check, diff --git a/trunk/net/ipv6/xfrm6_policy.c b/trunk/net/ipv6/xfrm6_policy.c index ef39812107b1..f8c4c08ffb60 100644 --- a/trunk/net/ipv6/xfrm6_policy.c +++ b/trunk/net/ipv6/xfrm6_policy.c @@ -73,6 +73,13 @@ static int xfrm6_get_tos(const struct flowi *fl) return 0; } +static void xfrm6_init_dst(struct net *net, struct xfrm_dst *xdst) +{ + struct rt6_info *rt = (struct rt6_info *)xdst; + + rt6_init_peer(rt, net->ipv6.peers); +} + static int xfrm6_init_path(struct xfrm_dst *path, struct dst_entry *dst, int nfheader_len) { @@ -286,6 +293,7 @@ static struct xfrm_policy_afinfo xfrm6_policy_afinfo = { .get_saddr = xfrm6_get_saddr, .decode_session = _decode_session6, .get_tos = xfrm6_get_tos, + .init_dst = xfrm6_init_dst, .init_path = xfrm6_init_path, .fill_dst = xfrm6_fill_dst, .blackhole_route = ip6_blackhole_route, diff --git a/trunk/net/l2tp/l2tp_ip6.c b/trunk/net/l2tp/l2tp_ip6.c index 35e1e4bde587..927547171bc7 100644 --- a/trunk/net/l2tp/l2tp_ip6.c +++ b/trunk/net/l2tp/l2tp_ip6.c @@ -410,6 +410,7 @@ static int l2tp_ip6_getname(struct socket *sock, struct sockaddr *uaddr, lsa->l2tp_family = AF_INET6; lsa->l2tp_flowinfo = 0; lsa->l2tp_scope_id = 0; + lsa->l2tp_unused = 0; if (peer) { if (!lsk->peer_conn_id) return -ENOTCONN; diff --git a/trunk/net/llc/af_llc.c b/trunk/net/llc/af_llc.c index f6fe4d400502..c2190005a114 100644 --- a/trunk/net/llc/af_llc.c +++ b/trunk/net/llc/af_llc.c @@ -969,14 +969,13 @@ static int llc_ui_getname(struct socket *sock, struct sockaddr *uaddr, struct sockaddr_llc sllc; struct sock *sk = sock->sk; struct llc_sock *llc = llc_sk(sk); - int rc = 0; + int rc = -EBADF; memset(&sllc, 0, sizeof(sllc)); lock_sock(sk); if (sock_flag(sk, SOCK_ZAPPED)) goto out; *uaddrlen = sizeof(sllc); - memset(uaddr, 0, *uaddrlen); if (peer) { rc = -ENOTCONN; if (sk->sk_state != TCP_ESTABLISHED) @@ -1206,7 +1205,7 @@ static int __init llc2_init(void) rc = llc_proc_init(); if (rc != 0) { printk(llc_proc_err_msg); - goto out_unregister_llc_proto; + goto out_station; } rc = llc_sysctl_init(); if (rc) { @@ -1226,7 +1225,8 @@ static int __init llc2_init(void) llc_sysctl_exit(); out_proc: llc_proc_exit(); -out_unregister_llc_proto: +out_station: + llc_station_exit(); proto_unregister(&llc_proto); goto out; } diff --git a/trunk/net/llc/llc_input.c b/trunk/net/llc/llc_input.c index e32cab44ea95..dd3e83328ad5 100644 --- a/trunk/net/llc/llc_input.c +++ b/trunk/net/llc/llc_input.c @@ -42,6 +42,7 @@ static void (*llc_type_handlers[2])(struct llc_sap *sap, void llc_add_pack(int type, void (*handler)(struct llc_sap *sap, struct sk_buff *skb)) { + smp_wmb(); /* ensure initialisation is complete before it's called */ if (type == LLC_DEST_SAP || type == LLC_DEST_CONN) llc_type_handlers[type - 1] = handler; } @@ -50,11 +51,19 @@ void llc_remove_pack(int type) { if (type == LLC_DEST_SAP || type == LLC_DEST_CONN) llc_type_handlers[type - 1] = NULL; + synchronize_net(); } void llc_set_station_handler(void (*handler)(struct sk_buff *skb)) { + /* Ensure initialisation is complete before it's called */ + if (handler) + smp_wmb(); + llc_station_handler = handler; + + if (!handler) + synchronize_net(); } /** @@ -150,6 +159,8 @@ int llc_rcv(struct sk_buff *skb, struct net_device *dev, int dest; int (*rcv)(struct sk_buff *, struct net_device *, struct packet_type *, struct net_device *); + void (*sta_handler)(struct sk_buff *skb); + void (*sap_handler)(struct llc_sap *sap, struct sk_buff *skb); if (!net_eq(dev_net(dev), &init_net)) goto drop; @@ -182,7 +193,8 @@ int llc_rcv(struct sk_buff *skb, struct net_device *dev, */ rcv = rcu_dereference(sap->rcv_func); dest = llc_pdu_type(skb); - if (unlikely(!dest || !llc_type_handlers[dest - 1])) { + sap_handler = dest ? ACCESS_ONCE(llc_type_handlers[dest - 1]) : NULL; + if (unlikely(!sap_handler)) { if (rcv) rcv(skb, dev, pt, orig_dev); else @@ -193,7 +205,7 @@ int llc_rcv(struct sk_buff *skb, struct net_device *dev, if (cskb) rcv(cskb, dev, pt, orig_dev); } - llc_type_handlers[dest - 1](sap, skb); + sap_handler(sap, skb); } llc_sap_put(sap); out: @@ -202,9 +214,10 @@ int llc_rcv(struct sk_buff *skb, struct net_device *dev, kfree_skb(skb); goto out; handle_station: - if (!llc_station_handler) + sta_handler = ACCESS_ONCE(llc_station_handler); + if (!sta_handler) goto drop; - llc_station_handler(skb); + sta_handler(skb); goto out; } diff --git a/trunk/net/llc/llc_station.c b/trunk/net/llc/llc_station.c index 6828e39ec2ec..b2f2bac2c2a2 100644 --- a/trunk/net/llc/llc_station.c +++ b/trunk/net/llc/llc_station.c @@ -687,12 +687,8 @@ static void llc_station_rcv(struct sk_buff *skb) llc_station_state_process(skb); } -int __init llc_station_init(void) +void __init llc_station_init(void) { - int rc = -ENOBUFS; - struct sk_buff *skb; - struct llc_station_state_ev *ev; - skb_queue_head_init(&llc_main_station.mac_pdu_q); skb_queue_head_init(&llc_main_station.ev_q.list); spin_lock_init(&llc_main_station.ev_q.lock); @@ -700,23 +696,12 @@ int __init llc_station_init(void) (unsigned long)&llc_main_station); llc_main_station.ack_timer.expires = jiffies + sysctl_llc_station_ack_timeout; - skb = alloc_skb(0, GFP_ATOMIC); - if (!skb) - goto out; - rc = 0; - llc_set_station_handler(llc_station_rcv); - ev = llc_station_ev(skb); - memset(ev, 0, sizeof(*ev)); llc_main_station.maximum_retry = 1; - llc_main_station.state = LLC_STATION_STATE_DOWN; - ev->type = LLC_STATION_EV_TYPE_SIMPLE; - ev->prim_type = LLC_STATION_EV_ENABLE_WITHOUT_DUP_ADDR_CHECK; - rc = llc_station_next_state(skb); -out: - return rc; + llc_main_station.state = LLC_STATION_STATE_UP; + llc_set_station_handler(llc_station_rcv); } -void __exit llc_station_exit(void) +void llc_station_exit(void) { llc_set_station_handler(NULL); } diff --git a/trunk/net/netfilter/ipvs/ip_vs_ctl.c b/trunk/net/netfilter/ipvs/ip_vs_ctl.c index 84444dda194b..72bf32a84874 100644 --- a/trunk/net/netfilter/ipvs/ip_vs_ctl.c +++ b/trunk/net/netfilter/ipvs/ip_vs_ctl.c @@ -2759,6 +2759,7 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len) { struct ip_vs_timeout_user t; + memset(&t, 0, sizeof(t)); __ip_vs_get_timeouts(net, &t); if (copy_to_user(user, &t, sizeof(t)) != 0) ret = -EFAULT; diff --git a/trunk/net/netfilter/nf_conntrack_expect.c b/trunk/net/netfilter/nf_conntrack_expect.c index 45cf602a76bc..527651a53a45 100644 --- a/trunk/net/netfilter/nf_conntrack_expect.c +++ b/trunk/net/netfilter/nf_conntrack_expect.c @@ -361,23 +361,6 @@ static void evict_oldest_expect(struct nf_conn *master, } } -static inline int refresh_timer(struct nf_conntrack_expect *i) -{ - struct nf_conn_help *master_help = nfct_help(i->master); - const struct nf_conntrack_expect_policy *p; - - if (!del_timer(&i->timeout)) - return 0; - - p = &rcu_dereference_protected( - master_help->helper, - lockdep_is_held(&nf_conntrack_lock) - )->expect_policy[i->class]; - i->timeout.expires = jiffies + p->timeout * HZ; - add_timer(&i->timeout); - return 1; -} - static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect) { const struct nf_conntrack_expect_policy *p; @@ -386,7 +369,7 @@ static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect) struct nf_conn_help *master_help = nfct_help(master); struct nf_conntrack_helper *helper; struct net *net = nf_ct_exp_net(expect); - struct hlist_node *n; + struct hlist_node *n, *next; unsigned int h; int ret = 1; @@ -395,12 +378,12 @@ static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect) goto out; } h = nf_ct_expect_dst_hash(&expect->tuple); - hlist_for_each_entry(i, n, &net->ct.expect_hash[h], hnode) { + hlist_for_each_entry_safe(i, n, next, &net->ct.expect_hash[h], hnode) { if (expect_matches(i, expect)) { - /* Refresh timer: if it's dying, ignore.. */ - if (refresh_timer(i)) { - ret = 0; - goto out; + if (del_timer(&i->timeout)) { + nf_ct_unlink_expect(i); + nf_ct_expect_put(i); + break; } } else if (expect_clash(i, expect)) { ret = -EBUSY; diff --git a/trunk/net/netfilter/nf_conntrack_netlink.c b/trunk/net/netfilter/nf_conntrack_netlink.c index 14f67a2cbcb5..da4fc37a8578 100644 --- a/trunk/net/netfilter/nf_conntrack_netlink.c +++ b/trunk/net/netfilter/nf_conntrack_netlink.c @@ -1896,10 +1896,15 @@ static int ctnetlink_nfqueue_parse(const struct nlattr *attr, struct nf_conn *ct) { struct nlattr *cda[CTA_MAX+1]; + int ret; nla_parse_nested(cda, CTA_MAX, attr, ct_nla_policy); - return ctnetlink_nfqueue_parse_ct((const struct nlattr **)cda, ct); + spin_lock_bh(&nf_conntrack_lock); + ret = ctnetlink_nfqueue_parse_ct((const struct nlattr **)cda, ct); + spin_unlock_bh(&nf_conntrack_lock); + + return ret; } static struct nfq_ct_hook ctnetlink_nfqueue_hook = { diff --git a/trunk/net/netfilter/nf_conntrack_sip.c b/trunk/net/netfilter/nf_conntrack_sip.c index 758a1bacc126..5c0a112aeee6 100644 --- a/trunk/net/netfilter/nf_conntrack_sip.c +++ b/trunk/net/netfilter/nf_conntrack_sip.c @@ -183,12 +183,12 @@ static int media_len(const struct nf_conn *ct, const char *dptr, return len + digits_len(ct, dptr, limit, shift); } -static int parse_addr(const struct nf_conn *ct, const char *cp, - const char **endp, union nf_inet_addr *addr, - const char *limit) +static int sip_parse_addr(const struct nf_conn *ct, const char *cp, + const char **endp, union nf_inet_addr *addr, + const char *limit, bool delim) { const char *end; - int ret = 0; + int ret; if (!ct) return 0; @@ -197,16 +197,28 @@ static int parse_addr(const struct nf_conn *ct, const char *cp, switch (nf_ct_l3num(ct)) { case AF_INET: ret = in4_pton(cp, limit - cp, (u8 *)&addr->ip, -1, &end); + if (ret == 0) + return 0; break; case AF_INET6: + if (cp < limit && *cp == '[') + cp++; + else if (delim) + return 0; + ret = in6_pton(cp, limit - cp, (u8 *)&addr->ip6, -1, &end); + if (ret == 0) + return 0; + + if (end < limit && *end == ']') + end++; + else if (delim) + return 0; break; default: BUG(); } - if (ret == 0 || end == cp) - return 0; if (endp) *endp = end; return 1; @@ -219,7 +231,7 @@ static int epaddr_len(const struct nf_conn *ct, const char *dptr, union nf_inet_addr addr; const char *aux = dptr; - if (!parse_addr(ct, dptr, &dptr, &addr, limit)) { + if (!sip_parse_addr(ct, dptr, &dptr, &addr, limit, true)) { pr_debug("ip: %s parse failed.!\n", dptr); return 0; } @@ -296,7 +308,7 @@ int ct_sip_parse_request(const struct nf_conn *ct, return 0; dptr += shift; - if (!parse_addr(ct, dptr, &end, addr, limit)) + if (!sip_parse_addr(ct, dptr, &end, addr, limit, true)) return -1; if (end < limit && *end == ':') { end++; @@ -550,7 +562,7 @@ int ct_sip_parse_header_uri(const struct nf_conn *ct, const char *dptr, if (ret == 0) return ret; - if (!parse_addr(ct, dptr + *matchoff, &c, addr, limit)) + if (!sip_parse_addr(ct, dptr + *matchoff, &c, addr, limit, true)) return -1; if (*c == ':') { c++; @@ -599,7 +611,7 @@ int ct_sip_parse_address_param(const struct nf_conn *ct, const char *dptr, unsigned int dataoff, unsigned int datalen, const char *name, unsigned int *matchoff, unsigned int *matchlen, - union nf_inet_addr *addr) + union nf_inet_addr *addr, bool delim) { const char *limit = dptr + datalen; const char *start, *end; @@ -613,7 +625,7 @@ int ct_sip_parse_address_param(const struct nf_conn *ct, const char *dptr, return 0; start += strlen(name); - if (!parse_addr(ct, start, &end, addr, limit)) + if (!sip_parse_addr(ct, start, &end, addr, limit, delim)) return 0; *matchoff = start - dptr; *matchlen = end - start; @@ -675,6 +687,47 @@ static int ct_sip_parse_transport(struct nf_conn *ct, const char *dptr, return 1; } +static int sdp_parse_addr(const struct nf_conn *ct, const char *cp, + const char **endp, union nf_inet_addr *addr, + const char *limit) +{ + const char *end; + int ret; + + memset(addr, 0, sizeof(*addr)); + switch (nf_ct_l3num(ct)) { + case AF_INET: + ret = in4_pton(cp, limit - cp, (u8 *)&addr->ip, -1, &end); + break; + case AF_INET6: + ret = in6_pton(cp, limit - cp, (u8 *)&addr->ip6, -1, &end); + break; + default: + BUG(); + } + + if (ret == 0) + return 0; + if (endp) + *endp = end; + return 1; +} + +/* skip ip address. returns its length. */ +static int sdp_addr_len(const struct nf_conn *ct, const char *dptr, + const char *limit, int *shift) +{ + union nf_inet_addr addr; + const char *aux = dptr; + + if (!sdp_parse_addr(ct, dptr, &dptr, &addr, limit)) { + pr_debug("ip: %s parse failed.!\n", dptr); + return 0; + } + + return dptr - aux; +} + /* SDP header parsing: a SDP session description contains an ordered set of * headers, starting with a section containing general session parameters, * optionally followed by multiple media descriptions. @@ -686,10 +739,10 @@ static int ct_sip_parse_transport(struct nf_conn *ct, const char *dptr, */ static const struct sip_header ct_sdp_hdrs[] = { [SDP_HDR_VERSION] = SDP_HDR("v=", NULL, digits_len), - [SDP_HDR_OWNER_IP4] = SDP_HDR("o=", "IN IP4 ", epaddr_len), - [SDP_HDR_CONNECTION_IP4] = SDP_HDR("c=", "IN IP4 ", epaddr_len), - [SDP_HDR_OWNER_IP6] = SDP_HDR("o=", "IN IP6 ", epaddr_len), - [SDP_HDR_CONNECTION_IP6] = SDP_HDR("c=", "IN IP6 ", epaddr_len), + [SDP_HDR_OWNER_IP4] = SDP_HDR("o=", "IN IP4 ", sdp_addr_len), + [SDP_HDR_CONNECTION_IP4] = SDP_HDR("c=", "IN IP4 ", sdp_addr_len), + [SDP_HDR_OWNER_IP6] = SDP_HDR("o=", "IN IP6 ", sdp_addr_len), + [SDP_HDR_CONNECTION_IP6] = SDP_HDR("c=", "IN IP6 ", sdp_addr_len), [SDP_HDR_MEDIA] = SDP_HDR("m=", NULL, media_len), }; @@ -775,8 +828,8 @@ static int ct_sip_parse_sdp_addr(const struct nf_conn *ct, const char *dptr, if (ret <= 0) return ret; - if (!parse_addr(ct, dptr + *matchoff, NULL, addr, - dptr + *matchoff + *matchlen)) + if (!sdp_parse_addr(ct, dptr + *matchoff, NULL, addr, + dptr + *matchoff + *matchlen)) return -1; return 1; } @@ -1515,7 +1568,6 @@ static int sip_help_udp(struct sk_buff *skb, unsigned int protoff, } static struct nf_conntrack_helper sip[MAX_PORTS][4] __read_mostly; -static char sip_names[MAX_PORTS][4][sizeof("sip-65535")] __read_mostly; static const struct nf_conntrack_expect_policy sip_exp_policy[SIP_EXPECT_MAX + 1] = { [SIP_EXPECT_SIGNALLING] = { @@ -1585,9 +1637,9 @@ static int __init nf_conntrack_sip_init(void) sip[i][j].me = THIS_MODULE; if (ports[i] == SIP_PORT) - sprintf(sip_names[i][j], "sip"); + sprintf(sip[i][j].name, "sip"); else - sprintf(sip_names[i][j], "sip-%u", i); + sprintf(sip[i][j].name, "sip-%u", i); pr_debug("port #%u: %u\n", i, ports[i]); diff --git a/trunk/net/netlink/af_netlink.c b/trunk/net/netlink/af_netlink.c index 5463969da45b..1445d73533ed 100644 --- a/trunk/net/netlink/af_netlink.c +++ b/trunk/net/netlink/af_netlink.c @@ -1362,7 +1362,7 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock, if (NULL == siocb->scm) siocb->scm = &scm; - err = scm_send(sock, msg, siocb->scm); + err = scm_send(sock, msg, siocb->scm, true); if (err < 0) return err; diff --git a/trunk/net/packet/af_packet.c b/trunk/net/packet/af_packet.c index 8ac890a1a4c0..aee7196aac36 100644 --- a/trunk/net/packet/af_packet.c +++ b/trunk/net/packet/af_packet.c @@ -1273,6 +1273,14 @@ static void __fanout_unlink(struct sock *sk, struct packet_sock *po) spin_unlock(&f->lock); } +bool match_fanout_group(struct packet_type *ptype, struct sock * sk) +{ + if (ptype->af_packet_priv == (void*)((struct packet_sock *)sk)->fanout) + return true; + + return false; +} + static int fanout_add(struct sock *sk, u16 id, u16 type_flags) { struct packet_sock *po = pkt_sk(sk); @@ -1325,6 +1333,7 @@ static int fanout_add(struct sock *sk, u16 id, u16 type_flags) match->prot_hook.dev = po->prot_hook.dev; match->prot_hook.func = packet_rcv_fanout; match->prot_hook.af_packet_priv = match; + match->prot_hook.id_match = match_fanout_group; dev_add_pack(&match->prot_hook); list_add(&match->list, &fanout_list); } diff --git a/trunk/net/sched/act_mirred.c b/trunk/net/sched/act_mirred.c index fe81cc18e9e0..9c0fd0c78814 100644 --- a/trunk/net/sched/act_mirred.c +++ b/trunk/net/sched/act_mirred.c @@ -200,13 +200,12 @@ static int tcf_mirred(struct sk_buff *skb, const struct tc_action *a, out: if (err) { m->tcf_qstats.overlimits++; - /* should we be asking for packet to be dropped? - * may make sense for redirect case only - */ - retval = TC_ACT_SHOT; - } else { + if (m->tcfm_eaction != TCA_EGRESS_MIRROR) + retval = TC_ACT_SHOT; + else + retval = m->tcf_action; + } else retval = m->tcf_action; - } spin_unlock(&m->tcf_lock); return retval; diff --git a/trunk/net/socket.c b/trunk/net/socket.c index dfe5b66c97e0..a5471f804d99 100644 --- a/trunk/net/socket.c +++ b/trunk/net/socket.c @@ -2657,6 +2657,7 @@ static int dev_ifconf(struct net *net, struct compat_ifconf __user *uifc32) if (copy_from_user(&ifc32, uifc32, sizeof(struct compat_ifconf))) return -EFAULT; + memset(&ifc, 0, sizeof(ifc)); if (ifc32.ifcbuf == 0) { ifc32.ifc_len = 0; ifc.ifc_len = 0; diff --git a/trunk/net/unix/af_unix.c b/trunk/net/unix/af_unix.c index e4768c180da2..c5ee4ff61364 100644 --- a/trunk/net/unix/af_unix.c +++ b/trunk/net/unix/af_unix.c @@ -1450,7 +1450,7 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock, if (NULL == siocb->scm) siocb->scm = &tmp_scm; wait_for_unix_gc(); - err = scm_send(sock, msg, siocb->scm); + err = scm_send(sock, msg, siocb->scm, false); if (err < 0) return err; @@ -1619,7 +1619,7 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock, if (NULL == siocb->scm) siocb->scm = &tmp_scm; wait_for_unix_gc(); - err = scm_send(sock, msg, siocb->scm); + err = scm_send(sock, msg, siocb->scm, false); if (err < 0) return err; diff --git a/trunk/net/xfrm/xfrm_policy.c b/trunk/net/xfrm/xfrm_policy.c index c5a5165a5927..5a2aa17e4d3c 100644 --- a/trunk/net/xfrm/xfrm_policy.c +++ b/trunk/net/xfrm/xfrm_policy.c @@ -1357,6 +1357,8 @@ static inline struct xfrm_dst *xfrm_alloc_dst(struct net *net, int family) memset(dst + 1, 0, sizeof(*xdst) - sizeof(*dst)); xdst->flo.ops = &xfrm_bundle_fc_ops; + if (afinfo->init_dst) + afinfo->init_dst(net, xdst); } else xdst = ERR_PTR(-ENOBUFS); diff --git a/trunk/scripts/checkpatch.pl b/trunk/scripts/checkpatch.pl index 913d6bdfdda3..ca05ba217f5f 100755 --- a/trunk/scripts/checkpatch.pl +++ b/trunk/scripts/checkpatch.pl @@ -3016,7 +3016,8 @@ sub process { $herectx .= raw_line($linenr, $n) . "\n"; } - if (($stmts =~ tr/;/;/) == 1) { + if (($stmts =~ tr/;/;/) == 1 && + $stmts !~ /^\s*(if|while|for|switch)\b/) { WARN("SINGLE_STATEMENT_DO_WHILE_MACRO", "Single statement macros should not use a do {} while (0) loop\n" . "$herectx"); } diff --git a/trunk/scripts/kernel-doc b/trunk/scripts/kernel-doc index 9b0c0b8b4ab4..8fd107a3fac4 100755 --- a/trunk/scripts/kernel-doc +++ b/trunk/scripts/kernel-doc @@ -1786,6 +1786,7 @@ sub dump_function($$) { $prototype =~ s/__init +//; $prototype =~ s/__init_or_module +//; $prototype =~ s/__must_check +//; + $prototype =~ s/__weak +//; $prototype =~ s/^#\s*define\s+//; #ak added $prototype =~ s/__attribute__\s*\(\([a-z,]*\)\)//; diff --git a/trunk/security/yama/yama_lsm.c b/trunk/security/yama/yama_lsm.c index d51b7c76c37d..0cc99a3ea42d 100644 --- a/trunk/security/yama/yama_lsm.c +++ b/trunk/security/yama/yama_lsm.c @@ -279,12 +279,9 @@ static int yama_ptrace_access_check(struct task_struct *child, } if (rc) { - char name[sizeof(current->comm)]; printk_ratelimited(KERN_NOTICE "ptrace of pid %d was attempted by: %s (pid %d)\n", - child->pid, - get_task_comm(name, current), - current->pid); + child->pid, current->comm, current->pid); } return rc; @@ -319,12 +316,9 @@ static int yama_ptrace_traceme(struct task_struct *parent) } if (rc) { - char name[sizeof(current->comm)]; printk_ratelimited(KERN_NOTICE "ptraceme of pid %d was attempted by: %s (pid %d)\n", - current->pid, - get_task_comm(name, parent), - parent->pid); + current->pid, parent->comm, parent->pid); } return rc; diff --git a/trunk/sound/arm/pxa2xx-ac97.c b/trunk/sound/arm/pxa2xx-ac97.c index 0d7b25e81643..4e1fda75c1c9 100644 --- a/trunk/sound/arm/pxa2xx-ac97.c +++ b/trunk/sound/arm/pxa2xx-ac97.c @@ -106,7 +106,7 @@ static struct pxa2xx_pcm_client pxa2xx_ac97_pcm_client = { .prepare = pxa2xx_ac97_pcm_prepare, }; -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int pxa2xx_ac97_do_suspend(struct snd_card *card) { @@ -243,7 +243,7 @@ static struct platform_driver pxa2xx_ac97_driver = { .driver = { .name = "pxa2xx-ac97", .owner = THIS_MODULE, -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP .pm = &pxa2xx_ac97_pm_ops, #endif }, diff --git a/trunk/sound/atmel/abdac.c b/trunk/sound/atmel/abdac.c index eb4ceb71123e..277ebce23a45 100644 --- a/trunk/sound/atmel/abdac.c +++ b/trunk/sound/atmel/abdac.c @@ -452,6 +452,7 @@ static int __devinit atmel_abdac_probe(struct platform_device *pdev) dac->regs = ioremap(regs->start, resource_size(regs)); if (!dac->regs) { dev_dbg(&pdev->dev, "could not remap register memory\n"); + retval = -ENOMEM; goto out_free_card; } @@ -534,7 +535,7 @@ static int __devinit atmel_abdac_probe(struct platform_device *pdev) return retval; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int atmel_abdac_suspend(struct device *pdev) { struct snd_card *card = dev_get_drvdata(pdev); diff --git a/trunk/sound/atmel/ac97c.c b/trunk/sound/atmel/ac97c.c index bf47025bdf45..9052aff37f64 100644 --- a/trunk/sound/atmel/ac97c.c +++ b/trunk/sound/atmel/ac97c.c @@ -278,14 +278,9 @@ static int atmel_ac97c_capture_hw_params(struct snd_pcm_substream *substream, if (retval < 0) return retval; /* snd_pcm_lib_malloc_pages returns 1 if buffer is changed. */ - if (cpu_is_at32ap7000()) { - if (retval < 0) - return retval; - /* snd_pcm_lib_malloc_pages returns 1 if buffer is changed. */ - if (retval == 1) - if (test_and_clear_bit(DMA_RX_READY, &chip->flags)) - dw_dma_cyclic_free(chip->dma.rx_chan); - } + if (cpu_is_at32ap7000() && retval == 1) + if (test_and_clear_bit(DMA_RX_READY, &chip->flags)) + dw_dma_cyclic_free(chip->dma.rx_chan); /* Set restrictions to params. */ mutex_lock(&opened_mutex); @@ -980,6 +975,7 @@ static int __devinit atmel_ac97c_probe(struct platform_device *pdev) if (!chip->regs) { dev_dbg(&pdev->dev, "could not remap register memory\n"); + retval = -ENOMEM; goto err_ioremap; } @@ -1134,7 +1130,7 @@ static int __devinit atmel_ac97c_probe(struct platform_device *pdev) return retval; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int atmel_ac97c_suspend(struct device *pdev) { struct snd_card *card = dev_get_drvdata(pdev); diff --git a/trunk/sound/drivers/aloop.c b/trunk/sound/drivers/aloop.c index 1128b35b2b05..5a34355e78e8 100644 --- a/trunk/sound/drivers/aloop.c +++ b/trunk/sound/drivers/aloop.c @@ -1176,7 +1176,7 @@ static int __devexit loopback_remove(struct platform_device *devptr) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int loopback_suspend(struct device *pdev) { struct snd_card *card = dev_get_drvdata(pdev); diff --git a/trunk/sound/drivers/dummy.c b/trunk/sound/drivers/dummy.c index f7d3bfc6bca8..54bb6644a598 100644 --- a/trunk/sound/drivers/dummy.c +++ b/trunk/sound/drivers/dummy.c @@ -1064,7 +1064,7 @@ static int __devexit snd_dummy_remove(struct platform_device *devptr) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int snd_dummy_suspend(struct device *pdev) { struct snd_card *card = dev_get_drvdata(pdev); diff --git a/trunk/sound/drivers/pcsp/pcsp.c b/trunk/sound/drivers/pcsp/pcsp.c index 6ca59fc6dcb9..ef171295f6d4 100644 --- a/trunk/sound/drivers/pcsp/pcsp.c +++ b/trunk/sound/drivers/pcsp/pcsp.c @@ -199,7 +199,7 @@ static void pcsp_stop_beep(struct snd_pcsp *chip) pcspkr_stop_sound(); } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int pcsp_suspend(struct device *dev) { struct snd_pcsp *chip = dev_get_drvdata(dev); @@ -212,7 +212,7 @@ static SIMPLE_DEV_PM_OPS(pcsp_pm, pcsp_suspend, NULL); #define PCSP_PM_OPS &pcsp_pm #else #define PCSP_PM_OPS NULL -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM_SLEEP */ static void pcsp_shutdown(struct platform_device *dev) { diff --git a/trunk/sound/isa/als100.c b/trunk/sound/isa/als100.c index 2d67c78c9f4b..f7cdaf51512d 100644 --- a/trunk/sound/isa/als100.c +++ b/trunk/sound/isa/als100.c @@ -233,7 +233,7 @@ static int __devinit snd_card_als100_probe(int dev, irq[dev], dma8[dev], dma16[dev]); } - if ((error = snd_sb16dsp_pcm(chip, 0, NULL)) < 0) { + if ((error = snd_sb16dsp_pcm(chip, 0, &chip->pcm)) < 0) { snd_card_free(card); return error; } diff --git a/trunk/sound/oss/sb_audio.c b/trunk/sound/oss/sb_audio.c index 733b014ec7d1..b2b3c014221a 100644 --- a/trunk/sound/oss/sb_audio.c +++ b/trunk/sound/oss/sb_audio.c @@ -575,13 +575,15 @@ static int jazz16_audio_set_speed(int dev, int speed) if (speed > 0) { int tmp; - int s = speed * devc->channels; + int s; if (speed < 5000) speed = 5000; if (speed > 44100) speed = 44100; + s = speed * devc->channels; + devc->tconst = (256 - ((1000000 + s / 2) / s)) & 0xff; tmp = 256 - devc->tconst; diff --git a/trunk/sound/pci/cs46xx/cs46xx_lib.c b/trunk/sound/pci/cs46xx/cs46xx_lib.c index f75f5ffdfdfb..a71d1c14a0f6 100644 --- a/trunk/sound/pci/cs46xx/cs46xx_lib.c +++ b/trunk/sound/pci/cs46xx/cs46xx_lib.c @@ -94,7 +94,7 @@ static unsigned short snd_cs46xx_codec_read(struct snd_cs46xx *chip, if (snd_BUG_ON(codec_index != CS46XX_PRIMARY_CODEC_INDEX && codec_index != CS46XX_SECONDARY_CODEC_INDEX)) - return -EINVAL; + return 0xffff; chip->active_ctrl(chip, 1); diff --git a/trunk/sound/pci/ctxfi/ctatc.c b/trunk/sound/pci/ctxfi/ctatc.c index 8e40262d4117..2f6e9c762d3f 100644 --- a/trunk/sound/pci/ctxfi/ctatc.c +++ b/trunk/sound/pci/ctxfi/ctatc.c @@ -1725,8 +1725,10 @@ int __devinit ct_atc_create(struct snd_card *card, struct pci_dev *pci, atc_connect_resources(atc); atc->timer = ct_timer_new(atc); - if (!atc->timer) + if (!atc->timer) { + err = -ENOMEM; goto error1; + } err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops); if (err < 0) diff --git a/trunk/sound/pci/hda/hda_beep.c b/trunk/sound/pci/hda/hda_beep.c index 0bc2315b181d..0849aac449f2 100644 --- a/trunk/sound/pci/hda/hda_beep.c +++ b/trunk/sound/pci/hda/hda_beep.c @@ -231,16 +231,22 @@ void snd_hda_detach_beep_device(struct hda_codec *codec) } EXPORT_SYMBOL_HDA(snd_hda_detach_beep_device); +static bool ctl_has_mute(struct snd_kcontrol *kcontrol) +{ + struct hda_codec *codec = snd_kcontrol_chip(kcontrol); + return query_amp_caps(codec, get_amp_nid(kcontrol), + get_amp_direction(kcontrol)) & AC_AMPCAP_MUTE; +} + /* get/put callbacks for beep mute mixer switches */ int snd_hda_mixer_amp_switch_get_beep(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); struct hda_beep *beep = codec->beep; - if (beep) { + if (beep && (!beep->enabled || !ctl_has_mute(kcontrol))) { ucontrol->value.integer.value[0] = - ucontrol->value.integer.value[1] = - beep->enabled; + ucontrol->value.integer.value[1] = beep->enabled; return 0; } return snd_hda_mixer_amp_switch_get(kcontrol, ucontrol); @@ -252,9 +258,20 @@ int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol, { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); struct hda_beep *beep = codec->beep; - if (beep) - snd_hda_enable_beep_device(codec, - *ucontrol->value.integer.value); + if (beep) { + u8 chs = get_amp_channels(kcontrol); + int enable = 0; + long *valp = ucontrol->value.integer.value; + if (chs & 1) { + enable |= *valp; + valp++; + } + if (chs & 2) + enable |= *valp; + snd_hda_enable_beep_device(codec, enable); + } + if (!ctl_has_mute(kcontrol)) + return 0; return snd_hda_mixer_amp_switch_put(kcontrol, ucontrol); } EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put_beep); diff --git a/trunk/sound/pci/hda/hda_codec.c b/trunk/sound/pci/hda/hda_codec.c index 88a9c20eb7a2..f560051a949e 100644 --- a/trunk/sound/pci/hda/hda_codec.c +++ b/trunk/sound/pci/hda/hda_codec.c @@ -1386,6 +1386,44 @@ int snd_hda_codec_configure(struct hda_codec *codec) } EXPORT_SYMBOL_HDA(snd_hda_codec_configure); +/* update the stream-id if changed */ +static void update_pcm_stream_id(struct hda_codec *codec, + struct hda_cvt_setup *p, hda_nid_t nid, + u32 stream_tag, int channel_id) +{ + unsigned int oldval, newval; + + if (p->stream_tag != stream_tag || p->channel_id != channel_id) { + oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); + newval = (stream_tag << 4) | channel_id; + if (oldval != newval) + snd_hda_codec_write(codec, nid, 0, + AC_VERB_SET_CHANNEL_STREAMID, + newval); + p->stream_tag = stream_tag; + p->channel_id = channel_id; + } +} + +/* update the format-id if changed */ +static void update_pcm_format(struct hda_codec *codec, struct hda_cvt_setup *p, + hda_nid_t nid, int format) +{ + unsigned int oldval; + + if (p->format_id != format) { + oldval = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_STREAM_FORMAT, 0); + if (oldval != format) { + msleep(1); + snd_hda_codec_write(codec, nid, 0, + AC_VERB_SET_STREAM_FORMAT, + format); + } + p->format_id = format; + } +} + /** * snd_hda_codec_setup_stream - set up the codec for streaming * @codec: the CODEC to set up @@ -1400,7 +1438,6 @@ void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, { struct hda_codec *c; struct hda_cvt_setup *p; - unsigned int oldval, newval; int type; int i; @@ -1413,29 +1450,13 @@ void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, p = get_hda_cvt_setup(codec, nid); if (!p) return; - /* update the stream-id if changed */ - if (p->stream_tag != stream_tag || p->channel_id != channel_id) { - oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); - newval = (stream_tag << 4) | channel_id; - if (oldval != newval) - snd_hda_codec_write(codec, nid, 0, - AC_VERB_SET_CHANNEL_STREAMID, - newval); - p->stream_tag = stream_tag; - p->channel_id = channel_id; - } - /* update the format-id if changed */ - if (p->format_id != format) { - oldval = snd_hda_codec_read(codec, nid, 0, - AC_VERB_GET_STREAM_FORMAT, 0); - if (oldval != format) { - msleep(1); - snd_hda_codec_write(codec, nid, 0, - AC_VERB_SET_STREAM_FORMAT, - format); - } - p->format_id = format; - } + + if (codec->pcm_format_first) + update_pcm_format(codec, p, nid, format); + update_pcm_stream_id(codec, p, nid, stream_tag, channel_id); + if (!codec->pcm_format_first) + update_pcm_format(codec, p, nid, format); + p->active = 1; p->dirty = 0; @@ -3497,7 +3518,7 @@ static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec, hda_nid_t fg { int sup = snd_hda_param_read(codec, fg, AC_PAR_POWER_STATE); - if (sup < 0) + if (sup == -1) return false; if (sup & power_state) return true; @@ -4433,6 +4454,8 @@ static void __snd_hda_power_up(struct hda_codec *codec, bool wait_power_down) * then there is no need to go through power up here. */ if (codec->power_on) { + if (codec->power_transition < 0) + codec->power_transition = 0; spin_unlock(&codec->power_lock); return; } diff --git a/trunk/sound/pci/hda/hda_codec.h b/trunk/sound/pci/hda/hda_codec.h index c422d330ca54..7fbc1bcaf1a9 100644 --- a/trunk/sound/pci/hda/hda_codec.h +++ b/trunk/sound/pci/hda/hda_codec.h @@ -861,6 +861,7 @@ struct hda_codec { unsigned int no_trigger_sense:1; /* don't trigger at pin-sensing */ unsigned int ignore_misc_bit:1; /* ignore MISC_NO_PRESENCE bit */ unsigned int no_jack_detect:1; /* Machine has no jack-detection */ + unsigned int pcm_format_first:1; /* PCM format must be set first */ #ifdef CONFIG_SND_HDA_POWER_SAVE unsigned int power_on :1; /* current (global) power-state */ int power_transition; /* power-state in transition */ diff --git a/trunk/sound/pci/hda/hda_intel.c b/trunk/sound/pci/hda/hda_intel.c index c8aced182fd1..60882c62f180 100644 --- a/trunk/sound/pci/hda/hda_intel.c +++ b/trunk/sound/pci/hda/hda_intel.c @@ -151,6 +151,7 @@ MODULE_SUPPORTED_DEVICE("{{Intel, ICH6}," "{Intel, CPT}," "{Intel, PPT}," "{Intel, LPT}," + "{Intel, LPT_LP}," "{Intel, HPT}," "{Intel, PBG}," "{Intel, SCH}," @@ -3270,6 +3271,14 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = { { PCI_DEVICE(0x8086, 0x8c20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, + /* Lynx Point-LP */ + { PCI_DEVICE(0x8086, 0x9c20), + .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | + AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, + /* Lynx Point-LP */ + { PCI_DEVICE(0x8086, 0x9c21), + .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | + AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, /* Haswell */ { PCI_DEVICE(0x8086, 0x0c0c), .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP | diff --git a/trunk/sound/pci/hda/hda_proc.c b/trunk/sound/pci/hda/hda_proc.c index 7e46258fc700..6894ec66258c 100644 --- a/trunk/sound/pci/hda/hda_proc.c +++ b/trunk/sound/pci/hda/hda_proc.c @@ -412,7 +412,7 @@ static void print_digital_conv(struct snd_info_buffer *buffer, if (digi1 & AC_DIG1_EMPHASIS) snd_iprintf(buffer, " Preemphasis"); if (digi1 & AC_DIG1_COPYRIGHT) - snd_iprintf(buffer, " Copyright"); + snd_iprintf(buffer, " Non-Copyright"); if (digi1 & AC_DIG1_NONAUDIO) snd_iprintf(buffer, " Non-Audio"); if (digi1 & AC_DIG1_PROFESSIONAL) diff --git a/trunk/sound/pci/hda/patch_ca0132.c b/trunk/sound/pci/hda/patch_ca0132.c index d0d3540e39e7..49750a96d649 100644 --- a/trunk/sound/pci/hda/patch_ca0132.c +++ b/trunk/sound/pci/hda/patch_ca0132.c @@ -246,7 +246,7 @@ static void init_output(struct hda_codec *codec, hda_nid_t pin, hda_nid_t dac) AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE); } - if (dac) + if (dac && (get_wcaps(codec, dac) & AC_WCAP_OUT_AMP)) snd_hda_codec_write(codec, dac, 0, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO); } @@ -261,7 +261,7 @@ static void init_input(struct hda_codec *codec, hda_nid_t pin, hda_nid_t adc) AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)); } - if (adc) + if (adc && (get_wcaps(codec, adc) & AC_WCAP_IN_AMP)) snd_hda_codec_write(codec, adc, 0, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)); } @@ -275,6 +275,10 @@ static int _add_switch(struct hda_codec *codec, hda_nid_t nid, const char *pfx, int type = dir ? HDA_INPUT : HDA_OUTPUT; struct snd_kcontrol_new knew = HDA_CODEC_MUTE_MONO(namestr, nid, chan, 0, type); + if ((query_amp_caps(codec, nid, type) & AC_AMPCAP_MUTE) == 0) { + snd_printdd("Skipping '%s %s Switch' (no mute on node 0x%x)\n", pfx, dirstr[dir], nid); + return 0; + } sprintf(namestr, "%s %s Switch", pfx, dirstr[dir]); return snd_hda_ctl_add(codec, nid, snd_ctl_new1(&knew, codec)); } @@ -286,6 +290,10 @@ static int _add_volume(struct hda_codec *codec, hda_nid_t nid, const char *pfx, int type = dir ? HDA_INPUT : HDA_OUTPUT; struct snd_kcontrol_new knew = HDA_CODEC_VOLUME_MONO(namestr, nid, chan, 0, type); + if ((query_amp_caps(codec, nid, type) & AC_AMPCAP_NUM_STEPS) == 0) { + snd_printdd("Skipping '%s %s Volume' (no amp on node 0x%x)\n", pfx, dirstr[dir], nid); + return 0; + } sprintf(namestr, "%s %s Volume", pfx, dirstr[dir]); return snd_hda_ctl_add(codec, nid, snd_ctl_new1(&knew, codec)); } @@ -464,50 +472,17 @@ static int chipio_read(struct hda_codec *codec, } /* - * PCM stuffs + * PCM callbacks */ -static void ca0132_setup_stream(struct hda_codec *codec, hda_nid_t nid, - u32 stream_tag, - int channel_id, int format) +static int ca0132_playback_pcm_open(struct hda_pcm_stream *hinfo, + struct hda_codec *codec, + struct snd_pcm_substream *substream) { - unsigned int oldval, newval; - - if (!nid) - return; - - snd_printdd("ca0132_setup_stream: " - "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n", - nid, stream_tag, channel_id, format); - - /* update the format-id if changed */ - oldval = snd_hda_codec_read(codec, nid, 0, - AC_VERB_GET_STREAM_FORMAT, - 0); - if (oldval != format) { - msleep(20); - snd_hda_codec_write(codec, nid, 0, - AC_VERB_SET_STREAM_FORMAT, - format); - } - - oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); - newval = (stream_tag << 4) | channel_id; - if (oldval != newval) { - snd_hda_codec_write(codec, nid, 0, - AC_VERB_SET_CHANNEL_STREAMID, - newval); - } -} - -static void ca0132_cleanup_stream(struct hda_codec *codec, hda_nid_t nid) -{ - snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0); - snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0); + struct ca0132_spec *spec = codec->spec; + return snd_hda_multi_out_analog_open(codec, &spec->multiout, substream, + hinfo); } -/* - * PCM callbacks - */ static int ca0132_playback_pcm_prepare(struct hda_pcm_stream *hinfo, struct hda_codec *codec, unsigned int stream_tag, @@ -515,10 +490,8 @@ static int ca0132_playback_pcm_prepare(struct hda_pcm_stream *hinfo, struct snd_pcm_substream *substream) { struct ca0132_spec *spec = codec->spec; - - ca0132_setup_stream(codec, spec->dacs[0], stream_tag, 0, format); - - return 0; + return snd_hda_multi_out_analog_prepare(codec, &spec->multiout, + stream_tag, format, substream); } static int ca0132_playback_pcm_cleanup(struct hda_pcm_stream *hinfo, @@ -526,92 +499,45 @@ static int ca0132_playback_pcm_cleanup(struct hda_pcm_stream *hinfo, struct snd_pcm_substream *substream) { struct ca0132_spec *spec = codec->spec; - - ca0132_cleanup_stream(codec, spec->dacs[0]); - - return 0; + return snd_hda_multi_out_analog_cleanup(codec, &spec->multiout); } /* * Digital out */ -static int ca0132_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo, - struct hda_codec *codec, - unsigned int stream_tag, - unsigned int format, - struct snd_pcm_substream *substream) +static int ca0132_dig_playback_pcm_open(struct hda_pcm_stream *hinfo, + struct hda_codec *codec, + struct snd_pcm_substream *substream) { struct ca0132_spec *spec = codec->spec; - - ca0132_setup_stream(codec, spec->dig_out, stream_tag, 0, format); - - return 0; + return snd_hda_multi_out_dig_open(codec, &spec->multiout); } -static int ca0132_dig_playback_pcm_cleanup(struct hda_pcm_stream *hinfo, - struct hda_codec *codec, - struct snd_pcm_substream *substream) -{ - struct ca0132_spec *spec = codec->spec; - - ca0132_cleanup_stream(codec, spec->dig_out); - - return 0; -} - -/* - * Analog capture - */ -static int ca0132_capture_pcm_prepare(struct hda_pcm_stream *hinfo, +static int ca0132_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo, struct hda_codec *codec, unsigned int stream_tag, unsigned int format, struct snd_pcm_substream *substream) { struct ca0132_spec *spec = codec->spec; - - ca0132_setup_stream(codec, spec->adcs[substream->number], - stream_tag, 0, format); - - return 0; + return snd_hda_multi_out_dig_prepare(codec, &spec->multiout, + stream_tag, format, substream); } -static int ca0132_capture_pcm_cleanup(struct hda_pcm_stream *hinfo, +static int ca0132_dig_playback_pcm_cleanup(struct hda_pcm_stream *hinfo, struct hda_codec *codec, struct snd_pcm_substream *substream) { struct ca0132_spec *spec = codec->spec; - - ca0132_cleanup_stream(codec, spec->adcs[substream->number]); - - return 0; + return snd_hda_multi_out_dig_cleanup(codec, &spec->multiout); } -/* - * Digital capture - */ -static int ca0132_dig_capture_pcm_prepare(struct hda_pcm_stream *hinfo, - struct hda_codec *codec, - unsigned int stream_tag, - unsigned int format, - struct snd_pcm_substream *substream) +static int ca0132_dig_playback_pcm_close(struct hda_pcm_stream *hinfo, + struct hda_codec *codec, + struct snd_pcm_substream *substream) { struct ca0132_spec *spec = codec->spec; - - ca0132_setup_stream(codec, spec->dig_in, stream_tag, 0, format); - - return 0; -} - -static int ca0132_dig_capture_pcm_cleanup(struct hda_pcm_stream *hinfo, - struct hda_codec *codec, - struct snd_pcm_substream *substream) -{ - struct ca0132_spec *spec = codec->spec; - - ca0132_cleanup_stream(codec, spec->dig_in); - - return 0; + return snd_hda_multi_out_dig_close(codec, &spec->multiout); } /* @@ -621,6 +547,7 @@ static struct hda_pcm_stream ca0132_pcm_analog_playback = { .channels_min = 2, .channels_max = 2, .ops = { + .open = ca0132_playback_pcm_open, .prepare = ca0132_playback_pcm_prepare, .cleanup = ca0132_playback_pcm_cleanup }, @@ -630,10 +557,6 @@ static struct hda_pcm_stream ca0132_pcm_analog_capture = { .substreams = 1, .channels_min = 2, .channels_max = 2, - .ops = { - .prepare = ca0132_capture_pcm_prepare, - .cleanup = ca0132_capture_pcm_cleanup - }, }; static struct hda_pcm_stream ca0132_pcm_digital_playback = { @@ -641,6 +564,8 @@ static struct hda_pcm_stream ca0132_pcm_digital_playback = { .channels_min = 2, .channels_max = 2, .ops = { + .open = ca0132_dig_playback_pcm_open, + .close = ca0132_dig_playback_pcm_close, .prepare = ca0132_dig_playback_pcm_prepare, .cleanup = ca0132_dig_playback_pcm_cleanup }, @@ -650,10 +575,6 @@ static struct hda_pcm_stream ca0132_pcm_digital_capture = { .substreams = 1, .channels_min = 2, .channels_max = 2, - .ops = { - .prepare = ca0132_dig_capture_pcm_prepare, - .cleanup = ca0132_dig_capture_pcm_cleanup - }, }; static int ca0132_build_pcms(struct hda_codec *codec) @@ -928,18 +849,16 @@ static int ca0132_build_controls(struct hda_codec *codec) spec->dig_out); if (err < 0) return err; - err = add_out_volume(codec, spec->dig_out, "IEC958"); + err = snd_hda_create_spdif_share_sw(codec, &spec->multiout); if (err < 0) return err; + /* spec->multiout.share_spdif = 1; */ } if (spec->dig_in) { err = snd_hda_create_spdif_in_ctls(codec, spec->dig_in); if (err < 0) return err; - err = add_in_volume(codec, spec->dig_in, "IEC958"); - if (err < 0) - return err; } return 0; } @@ -961,6 +880,9 @@ static void ca0132_config(struct hda_codec *codec) struct ca0132_spec *spec = codec->spec; struct auto_pin_cfg *cfg = &spec->autocfg; + codec->pcm_format_first = 1; + codec->no_sticky_stream = 1; + /* line-outs */ cfg->line_outs = 1; cfg->line_out_pins[0] = 0x0b; /* front */ @@ -988,14 +910,24 @@ static void ca0132_config(struct hda_codec *codec) /* Mic-in */ spec->input_pins[0] = 0x12; - spec->input_labels[0] = "Mic-In"; + spec->input_labels[0] = "Mic"; spec->adcs[0] = 0x07; /* Line-In */ spec->input_pins[1] = 0x11; - spec->input_labels[1] = "Line-In"; + spec->input_labels[1] = "Line"; spec->adcs[1] = 0x08; spec->num_inputs = 2; + + /* SPDIF I/O */ + spec->dig_out = 0x05; + spec->multiout.dig_out_nid = spec->dig_out; + cfg->dig_out_pins[0] = 0x0c; + cfg->dig_outs = 1; + cfg->dig_out_type[0] = HDA_PCM_TYPE_SPDIF; + spec->dig_in = 0x09; + cfg->dig_in_pin = 0x0e; + cfg->dig_in_type = HDA_PCM_TYPE_SPDIF; } static void ca0132_init_chip(struct hda_codec *codec) diff --git a/trunk/sound/pci/hda/patch_sigmatel.c b/trunk/sound/pci/hda/patch_sigmatel.c index 94040ccf8e8f..ea5775a1a7db 100644 --- a/trunk/sound/pci/hda/patch_sigmatel.c +++ b/trunk/sound/pci/hda/patch_sigmatel.c @@ -4272,7 +4272,8 @@ static int stac92xx_init(struct hda_codec *codec) unsigned int gpio; int i; - snd_hda_sequence_write(codec, spec->init); + if (spec->init) + snd_hda_sequence_write(codec, spec->init); /* power down adcs initially */ if (spec->powerdown_adcs) @@ -5748,7 +5749,6 @@ static int patch_stac92hd71bxx(struct hda_codec *codec) /* fallthru */ case 0x111d76b4: /* 6 Port without Analog Mixer */ case 0x111d76b5: - spec->init = stac92hd71bxx_core_init; codec->slave_dig_outs = stac92hd71bxx_slave_dig_outs; spec->num_dmics = stac92xx_connected_ports(codec, stac92hd71bxx_dmic_nids, @@ -5773,7 +5773,6 @@ static int patch_stac92hd71bxx(struct hda_codec *codec) spec->stream_delay = 40; /* 40 milliseconds */ /* disable VSW */ - spec->init = stac92hd71bxx_core_init; unmute_init++; snd_hda_codec_set_pincfg(codec, 0x0f, 0x40f000f0); snd_hda_codec_set_pincfg(codec, 0x19, 0x40f000f3); @@ -5788,7 +5787,6 @@ static int patch_stac92hd71bxx(struct hda_codec *codec) /* fallthru */ default: - spec->init = stac92hd71bxx_core_init; codec->slave_dig_outs = stac92hd71bxx_slave_dig_outs; spec->num_dmics = stac92xx_connected_ports(codec, stac92hd71bxx_dmic_nids, @@ -5796,6 +5794,9 @@ static int patch_stac92hd71bxx(struct hda_codec *codec) break; } + if (get_wcaps_type(get_wcaps(codec, 0x28)) == AC_WID_VOL_KNB) + spec->init = stac92hd71bxx_core_init; + if (get_wcaps(codec, 0xa) & AC_WCAP_IN_AMP) snd_hda_sequence_write_cache(codec, unmute_init); diff --git a/trunk/sound/pci/hda/patch_via.c b/trunk/sound/pci/hda/patch_via.c index 80d90cb42853..430771776915 100644 --- a/trunk/sound/pci/hda/patch_via.c +++ b/trunk/sound/pci/hda/patch_via.c @@ -1752,6 +1752,14 @@ static int via_suspend(struct hda_codec *codec) { struct via_spec *spec = codec->spec; vt1708_stop_hp_work(spec); + + if (spec->codec_type == VT1802) { + /* Fix pop noise on headphones */ + int i; + for (i = 0; i < spec->autocfg.hp_outs; i++) + snd_hda_set_pin_ctl(codec, spec->autocfg.hp_pins[i], 0); + } + return 0; } #endif diff --git a/trunk/sound/pci/lx6464es/lx6464es.c b/trunk/sound/pci/lx6464es/lx6464es.c index d1ab43706735..5579b08bb35b 100644 --- a/trunk/sound/pci/lx6464es/lx6464es.c +++ b/trunk/sound/pci/lx6464es/lx6464es.c @@ -851,6 +851,8 @@ static int __devinit lx_pcm_create(struct lx6464es *chip) /* hardcoded device name & channel count */ err = snd_pcm_new(chip->card, (char *)card_name, 0, 1, 1, &pcm); + if (err < 0) + return err; pcm->private_data = chip; diff --git a/trunk/sound/pci/rme9652/hdspm.c b/trunk/sound/pci/rme9652/hdspm.c index b8ac8710f47f..b12308b5ba2a 100644 --- a/trunk/sound/pci/rme9652/hdspm.c +++ b/trunk/sound/pci/rme9652/hdspm.c @@ -6585,7 +6585,7 @@ static int __devinit snd_hdspm_create(struct snd_card *card, snd_printk(KERN_ERR "HDSPM: " "unable to kmalloc Mixer memory of %d Bytes\n", (int)sizeof(struct hdspm_mixer)); - return err; + return -ENOMEM; } hdspm->port_names_in = NULL; diff --git a/trunk/sound/pci/sis7019.c b/trunk/sound/pci/sis7019.c index 512434efcc31..805ab6e9a78f 100644 --- a/trunk/sound/pci/sis7019.c +++ b/trunk/sound/pci/sis7019.c @@ -1377,8 +1377,9 @@ static int __devinit sis_chip_create(struct snd_card *card, if (rc) goto error_out_cleanup; - if (request_irq(pci->irq, sis_interrupt, IRQF_SHARED, KBUILD_MODNAME, - sis)) { + rc = request_irq(pci->irq, sis_interrupt, IRQF_SHARED, KBUILD_MODNAME, + sis); + if (rc) { dev_err(&pci->dev, "unable to allocate irq %d\n", sis->irq); goto error_out_cleanup; } diff --git a/trunk/sound/ppc/powermac.c b/trunk/sound/ppc/powermac.c index f5ceb6f282de..210cafe04890 100644 --- a/trunk/sound/ppc/powermac.c +++ b/trunk/sound/ppc/powermac.c @@ -143,7 +143,7 @@ static int __devexit snd_pmac_remove(struct platform_device *devptr) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int snd_pmac_driver_suspend(struct device *dev) { struct snd_card *card = dev_get_drvdata(dev); diff --git a/trunk/sound/ppc/snd_ps3.c b/trunk/sound/ppc/snd_ps3.c index 1aa52eff526a..9b18b5243a56 100644 --- a/trunk/sound/ppc/snd_ps3.c +++ b/trunk/sound/ppc/snd_ps3.c @@ -1040,6 +1040,7 @@ static int __devinit snd_ps3_driver_probe(struct ps3_system_bus_device *dev) GFP_KERNEL); if (!the_card.null_buffer_start_vaddr) { pr_info("%s: nullbuffer alloc failed\n", __func__); + ret = -ENOMEM; goto clean_preallocate; } pr_debug("%s: null vaddr=%p dma=%#llx\n", __func__, diff --git a/trunk/sound/soc/blackfin/bf6xx-sport.c b/trunk/sound/soc/blackfin/bf6xx-sport.c index 318c5ba5360f..dfb744381c42 100644 --- a/trunk/sound/soc/blackfin/bf6xx-sport.c +++ b/trunk/sound/soc/blackfin/bf6xx-sport.c @@ -413,7 +413,14 @@ EXPORT_SYMBOL(sport_create); void sport_delete(struct sport_device *sport) { + if (sport->tx_desc) + dma_free_coherent(NULL, sport->tx_desc_size, + sport->tx_desc, 0); + if (sport->rx_desc) + dma_free_coherent(NULL, sport->rx_desc_size, + sport->rx_desc, 0); sport_free_resource(sport); + kfree(sport); } EXPORT_SYMBOL(sport_delete); diff --git a/trunk/sound/soc/codecs/wm5102.c b/trunk/sound/soc/codecs/wm5102.c index 6537f16d383e..e33d327396ad 100644 --- a/trunk/sound/soc/codecs/wm5102.c +++ b/trunk/sound/soc/codecs/wm5102.c @@ -128,13 +128,9 @@ SOC_SINGLE_TLV("EQ4 B5 Volume", ARIZONA_EQ4_2, ARIZONA_EQ4_B5_GAIN_SHIFT, ARIZONA_MIXER_CONTROLS("DRC1L", ARIZONA_DRC1LMIX_INPUT_1_SOURCE), ARIZONA_MIXER_CONTROLS("DRC1R", ARIZONA_DRC1RMIX_INPUT_1_SOURCE), -ARIZONA_MIXER_CONTROLS("DRC2L", ARIZONA_DRC2LMIX_INPUT_1_SOURCE), -ARIZONA_MIXER_CONTROLS("DRC2R", ARIZONA_DRC2RMIX_INPUT_1_SOURCE), SND_SOC_BYTES_MASK("DRC1", ARIZONA_DRC1_CTRL1, 5, ARIZONA_DRC1R_ENA | ARIZONA_DRC1L_ENA), -SND_SOC_BYTES_MASK("DRC2", ARIZONA_DRC2_CTRL1, 5, - ARIZONA_DRC2R_ENA | ARIZONA_DRC2L_ENA), ARIZONA_MIXER_CONTROLS("LHPF1", ARIZONA_HPLP1MIX_INPUT_1_SOURCE), ARIZONA_MIXER_CONTROLS("LHPF2", ARIZONA_HPLP2MIX_INPUT_1_SOURCE), @@ -236,8 +232,6 @@ ARIZONA_MIXER_ENUMS(EQ4, ARIZONA_EQ4MIX_INPUT_1_SOURCE); ARIZONA_MIXER_ENUMS(DRC1L, ARIZONA_DRC1LMIX_INPUT_1_SOURCE); ARIZONA_MIXER_ENUMS(DRC1R, ARIZONA_DRC1RMIX_INPUT_1_SOURCE); -ARIZONA_MIXER_ENUMS(DRC2L, ARIZONA_DRC2LMIX_INPUT_1_SOURCE); -ARIZONA_MIXER_ENUMS(DRC2R, ARIZONA_DRC2RMIX_INPUT_1_SOURCE); ARIZONA_MIXER_ENUMS(LHPF1, ARIZONA_HPLP1MIX_INPUT_1_SOURCE); ARIZONA_MIXER_ENUMS(LHPF2, ARIZONA_HPLP2MIX_INPUT_1_SOURCE); @@ -349,10 +343,6 @@ SND_SOC_DAPM_PGA("DRC1L", ARIZONA_DRC1_CTRL1, ARIZONA_DRC1L_ENA_SHIFT, 0, NULL, 0), SND_SOC_DAPM_PGA("DRC1R", ARIZONA_DRC1_CTRL1, ARIZONA_DRC1R_ENA_SHIFT, 0, NULL, 0), -SND_SOC_DAPM_PGA("DRC2L", ARIZONA_DRC2_CTRL1, ARIZONA_DRC2L_ENA_SHIFT, 0, - NULL, 0), -SND_SOC_DAPM_PGA("DRC2R", ARIZONA_DRC2_CTRL1, ARIZONA_DRC2R_ENA_SHIFT, 0, - NULL, 0), SND_SOC_DAPM_PGA("LHPF1", ARIZONA_HPLPF1_1, ARIZONA_LHPF1_ENA_SHIFT, 0, NULL, 0), @@ -466,8 +456,6 @@ ARIZONA_MIXER_WIDGETS(EQ4, "EQ4"), ARIZONA_MIXER_WIDGETS(DRC1L, "DRC1L"), ARIZONA_MIXER_WIDGETS(DRC1R, "DRC1R"), -ARIZONA_MIXER_WIDGETS(DRC2L, "DRC2L"), -ARIZONA_MIXER_WIDGETS(DRC2R, "DRC2R"), ARIZONA_MIXER_WIDGETS(LHPF1, "LHPF1"), ARIZONA_MIXER_WIDGETS(LHPF2, "LHPF2"), @@ -553,8 +541,6 @@ SND_SOC_DAPM_OUTPUT("SPKDAT1R"), { name, "EQ4", "EQ4" }, \ { name, "DRC1L", "DRC1L" }, \ { name, "DRC1R", "DRC1R" }, \ - { name, "DRC2L", "DRC2L" }, \ - { name, "DRC2R", "DRC2R" }, \ { name, "LHPF1", "LHPF1" }, \ { name, "LHPF2", "LHPF2" }, \ { name, "LHPF3", "LHPF3" }, \ @@ -639,6 +625,15 @@ static const struct snd_soc_dapm_route wm5102_dapm_routes[] = { { "AIF2 Capture", NULL, "SYSCLK" }, { "AIF3 Capture", NULL, "SYSCLK" }, + { "IN1L PGA", NULL, "IN1L" }, + { "IN1R PGA", NULL, "IN1R" }, + + { "IN2L PGA", NULL, "IN2L" }, + { "IN2R PGA", NULL, "IN2R" }, + + { "IN3L PGA", NULL, "IN3L" }, + { "IN3R PGA", NULL, "IN3R" }, + ARIZONA_MIXER_ROUTES("OUT1L", "HPOUT1L"), ARIZONA_MIXER_ROUTES("OUT1R", "HPOUT1R"), ARIZONA_MIXER_ROUTES("OUT2L", "HPOUT2L"), @@ -675,8 +670,6 @@ static const struct snd_soc_dapm_route wm5102_dapm_routes[] = { ARIZONA_MIXER_ROUTES("DRC1L", "DRC1L"), ARIZONA_MIXER_ROUTES("DRC1R", "DRC1R"), - ARIZONA_MIXER_ROUTES("DRC2L", "DRC2L"), - ARIZONA_MIXER_ROUTES("DRC2R", "DRC2R"), ARIZONA_MIXER_ROUTES("LHPF1", "LHPF1"), ARIZONA_MIXER_ROUTES("LHPF2", "LHPF2"), diff --git a/trunk/sound/soc/codecs/wm5110.c b/trunk/sound/soc/codecs/wm5110.c index 8033f7065189..01ebbcc5c6a4 100644 --- a/trunk/sound/soc/codecs/wm5110.c +++ b/trunk/sound/soc/codecs/wm5110.c @@ -681,6 +681,18 @@ static const struct snd_soc_dapm_route wm5110_dapm_routes[] = { { "AIF2 Capture", NULL, "SYSCLK" }, { "AIF3 Capture", NULL, "SYSCLK" }, + { "IN1L PGA", NULL, "IN1L" }, + { "IN1R PGA", NULL, "IN1R" }, + + { "IN2L PGA", NULL, "IN2L" }, + { "IN2R PGA", NULL, "IN2R" }, + + { "IN3L PGA", NULL, "IN3L" }, + { "IN3R PGA", NULL, "IN3R" }, + + { "IN4L PGA", NULL, "IN4L" }, + { "IN4R PGA", NULL, "IN4R" }, + ARIZONA_MIXER_ROUTES("OUT1L", "HPOUT1L"), ARIZONA_MIXER_ROUTES("OUT1R", "HPOUT1R"), ARIZONA_MIXER_ROUTES("OUT2L", "HPOUT2L"), diff --git a/trunk/sound/soc/codecs/wm8962.c b/trunk/sound/soc/codecs/wm8962.c index aa9ce9dd7d8a..ce6720073798 100644 --- a/trunk/sound/soc/codecs/wm8962.c +++ b/trunk/sound/soc/codecs/wm8962.c @@ -3733,21 +3733,6 @@ static int wm8962_runtime_resume(struct device *dev) regcache_sync(wm8962->regmap); - regmap_update_bits(wm8962->regmap, WM8962_ANTI_POP, - WM8962_STARTUP_BIAS_ENA | WM8962_VMID_BUF_ENA, - WM8962_STARTUP_BIAS_ENA | WM8962_VMID_BUF_ENA); - - /* Bias enable at 2*50k for ramp */ - regmap_update_bits(wm8962->regmap, WM8962_PWR_MGMT_1, - WM8962_VMID_SEL_MASK | WM8962_BIAS_ENA, - WM8962_BIAS_ENA | 0x180); - - msleep(5); - - /* VMID back to 2x250k for standby */ - regmap_update_bits(wm8962->regmap, WM8962_PWR_MGMT_1, - WM8962_VMID_SEL_MASK, 0x100); - return 0; } diff --git a/trunk/sound/soc/codecs/wm8994.c b/trunk/sound/soc/codecs/wm8994.c index 04ef03175c51..6c9eeca85b95 100644 --- a/trunk/sound/soc/codecs/wm8994.c +++ b/trunk/sound/soc/codecs/wm8994.c @@ -4038,6 +4038,8 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec) break; case WM8958: if (wm8994->revision < 1) { + snd_soc_dapm_add_routes(dapm, wm8994_intercon, + ARRAY_SIZE(wm8994_intercon)); snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon, ARRAY_SIZE(wm8994_revd_intercon)); snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon, diff --git a/trunk/sound/soc/codecs/wm9712.c b/trunk/sound/soc/codecs/wm9712.c index f16fb361a4eb..c6d2076a796b 100644 --- a/trunk/sound/soc/codecs/wm9712.c +++ b/trunk/sound/soc/codecs/wm9712.c @@ -148,7 +148,7 @@ SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1), SOC_SINGLE("Capture ADC Switch", AC97_REC_GAIN, 15, 1, 1), SOC_ENUM("Capture Volume Steps", wm9712_enum[6]), -SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 1), +SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 0), SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0), SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv), @@ -272,7 +272,7 @@ SOC_DAPM_ENUM("Route", wm9712_enum[9]); /* Mic select */ static const struct snd_kcontrol_new wm9712_mic_src_controls = -SOC_DAPM_ENUM("Route", wm9712_enum[7]); +SOC_DAPM_ENUM("Mic Source Select", wm9712_enum[7]); /* diff select */ static const struct snd_kcontrol_new wm9712_diff_sel_controls = @@ -291,7 +291,9 @@ SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0, &wm9712_capture_selectl_controls), SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0, &wm9712_capture_selectr_controls), -SND_SOC_DAPM_MUX("Mic Select Source", SND_SOC_NOPM, 0, 0, +SND_SOC_DAPM_MUX("Left Mic Select Source", SND_SOC_NOPM, 0, 0, + &wm9712_mic_src_controls), +SND_SOC_DAPM_MUX("Right Mic Select Source", SND_SOC_NOPM, 0, 0, &wm9712_mic_src_controls), SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0, &wm9712_diff_sel_controls), @@ -319,6 +321,7 @@ SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0), SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0), SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0), SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0), +SND_SOC_DAPM_PGA("Differential Mic", SND_SOC_NOPM, 0, 0, NULL, 0), SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1), SND_SOC_DAPM_OUTPUT("MONOOUT"), SND_SOC_DAPM_OUTPUT("HPOUTL"), @@ -379,6 +382,18 @@ static const struct snd_soc_dapm_route wm9712_audio_map[] = { {"Mic PGA", NULL, "MIC1"}, {"Mic PGA", NULL, "MIC2"}, + /* microphones */ + {"Differential Mic", NULL, "MIC1"}, + {"Differential Mic", NULL, "MIC2"}, + {"Left Mic Select Source", "Mic 1", "MIC1"}, + {"Left Mic Select Source", "Mic 2", "MIC2"}, + {"Left Mic Select Source", "Stereo", "MIC1"}, + {"Left Mic Select Source", "Differential", "Differential Mic"}, + {"Right Mic Select Source", "Mic 1", "MIC1"}, + {"Right Mic Select Source", "Mic 2", "MIC2"}, + {"Right Mic Select Source", "Stereo", "MIC2"}, + {"Right Mic Select Source", "Differential", "Differential Mic"}, + /* left capture selector */ {"Left Capture Select", "Mic", "MIC1"}, {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"}, diff --git a/trunk/sound/soc/davinci/davinci-mcasp.c b/trunk/sound/soc/davinci/davinci-mcasp.c index 95441bfc8190..ce5e5cd254dd 100644 --- a/trunk/sound/soc/davinci/davinci-mcasp.c +++ b/trunk/sound/soc/davinci/davinci-mcasp.c @@ -380,14 +380,20 @@ static void mcasp_start_tx(struct davinci_audio_dev *dev) static void davinci_mcasp_start(struct davinci_audio_dev *dev, int stream) { if (stream == SNDRV_PCM_STREAM_PLAYBACK) { - if (dev->txnumevt) /* enable FIFO */ + if (dev->txnumevt) { /* enable FIFO */ + mcasp_clr_bits(dev->base + DAVINCI_MCASP_WFIFOCTL, + FIFO_ENABLE); mcasp_set_bits(dev->base + DAVINCI_MCASP_WFIFOCTL, FIFO_ENABLE); + } mcasp_start_tx(dev); } else { - if (dev->rxnumevt) /* enable FIFO */ + if (dev->rxnumevt) { /* enable FIFO */ + mcasp_clr_bits(dev->base + DAVINCI_MCASP_RFIFOCTL, + FIFO_ENABLE); mcasp_set_bits(dev->base + DAVINCI_MCASP_RFIFOCTL, FIFO_ENABLE); + } mcasp_start_rx(dev); } } diff --git a/trunk/sound/soc/fsl/imx-ssi.c b/trunk/sound/soc/fsl/imx-ssi.c index 28dd76c7cb1c..81d7728cf67f 100644 --- a/trunk/sound/soc/fsl/imx-ssi.c +++ b/trunk/sound/soc/fsl/imx-ssi.c @@ -380,13 +380,14 @@ static int imx_ssi_dai_probe(struct snd_soc_dai *dai) static struct snd_soc_dai_driver imx_ssi_dai = { .probe = imx_ssi_dai_probe, .playback = { - .channels_min = 1, + /* The SSI does not support monaural audio. */ + .channels_min = 2, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_96000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, .capture = { - .channels_min = 1, + .channels_min = 2, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_96000, .formats = SNDRV_PCM_FMTBIT_S16_LE, diff --git a/trunk/sound/soc/mxs/Kconfig b/trunk/sound/soc/mxs/Kconfig index 99a997f19bb9..b6fa77678d97 100644 --- a/trunk/sound/soc/mxs/Kconfig +++ b/trunk/sound/soc/mxs/Kconfig @@ -10,7 +10,7 @@ menuconfig SND_MXS_SOC if SND_MXS_SOC config SND_SOC_MXS_SGTL5000 - tristate "SoC Audio support for i.MX boards with sgtl5000" + tristate "SoC Audio support for MXS boards with sgtl5000" depends on I2C select SND_SOC_SGTL5000 help diff --git a/trunk/sound/soc/omap/mcbsp.c b/trunk/sound/soc/omap/mcbsp.c index 34835e8a9160..d33c48baaf71 100644 --- a/trunk/sound/soc/omap/mcbsp.c +++ b/trunk/sound/soc/omap/mcbsp.c @@ -745,7 +745,7 @@ int omap_mcbsp_6pin_src_mux(struct omap_mcbsp *mcbsp, u8 mux) { const char *signal, *src; - if (mcbsp->pdata->mux_signal) + if (!mcbsp->pdata->mux_signal) return -EINVAL; switch (mux) { diff --git a/trunk/sound/soc/samsung/pcm.c b/trunk/sound/soc/samsung/pcm.c index b7b2a1f91425..89b064650f14 100644 --- a/trunk/sound/soc/samsung/pcm.c +++ b/trunk/sound/soc/samsung/pcm.c @@ -20,7 +20,7 @@ #include #include -#include +#include #include "dma.h" #include "pcm.h" diff --git a/trunk/sound/soc/soc-core.c b/trunk/sound/soc/soc-core.c index f81c5976b961..c501af6d8dbe 100644 --- a/trunk/sound/soc/soc-core.c +++ b/trunk/sound/soc/soc-core.c @@ -826,7 +826,7 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num) } if (!rtd->cpu_dai) { - dev_dbg(card->dev, "CPU DAI %s not registered\n", + dev_err(card->dev, "CPU DAI %s not registered\n", dai_link->cpu_dai_name); return -EPROBE_DEFER; } @@ -857,14 +857,14 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num) } if (!rtd->codec_dai) { - dev_dbg(card->dev, "CODEC DAI %s not registered\n", + dev_err(card->dev, "CODEC DAI %s not registered\n", dai_link->codec_dai_name); return -EPROBE_DEFER; } } if (!rtd->codec) { - dev_dbg(card->dev, "CODEC %s not registered\n", + dev_err(card->dev, "CODEC %s not registered\n", dai_link->codec_name); return -EPROBE_DEFER; } @@ -888,7 +888,7 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num) rtd->platform = platform; } if (!rtd->platform) { - dev_dbg(card->dev, "platform %s not registered\n", + dev_err(card->dev, "platform %s not registered\n", dai_link->platform_name); return -EPROBE_DEFER; } @@ -1481,6 +1481,8 @@ static int soc_check_aux_dev(struct snd_soc_card *card, int num) return 0; } + dev_err(card->dev, "%s not registered\n", aux_dev->codec_name); + return -EPROBE_DEFER; } diff --git a/trunk/sound/soc/soc-jack.c b/trunk/sound/soc/soc-jack.c index 7f8b3b7428bb..0c172938b82a 100644 --- a/trunk/sound/soc/soc-jack.c +++ b/trunk/sound/soc/soc-jack.c @@ -103,7 +103,7 @@ void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask) } /* Report before the DAPM sync to help users updating micbias status */ - blocking_notifier_call_chain(&jack->notifier, status, jack); + blocking_notifier_call_chain(&jack->notifier, jack->status, jack); snd_soc_dapm_sync(dapm); diff --git a/trunk/sound/usb/endpoint.c b/trunk/sound/usb/endpoint.c index 0f647d22cb4a..c41181202688 100644 --- a/trunk/sound/usb/endpoint.c +++ b/trunk/sound/usb/endpoint.c @@ -821,10 +821,6 @@ int snd_usb_endpoint_start(struct snd_usb_endpoint *ep) if (++ep->use_count != 1) return 0; - /* just to be sure */ - deactivate_urbs(ep, 0, 1); - wait_clear_urbs(ep); - ep->active_mask = 0; ep->unlink_mask = 0; ep->phase = 0; diff --git a/trunk/sound/usb/pcm.c b/trunk/sound/usb/pcm.c index a1298f379428..62ec808ed792 100644 --- a/trunk/sound/usb/pcm.c +++ b/trunk/sound/usb/pcm.c @@ -544,6 +544,9 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream) subs->last_frame_number = 0; runtime->delay = 0; + /* clear the pending deactivation on the target EPs */ + deactivate_endpoints(subs); + /* for playback, submit the URBs now; otherwise, the first hwptr_done * updates for all URBs would happen at the same time when starting */ if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) diff --git a/trunk/tools/usb/testusb.c b/trunk/tools/usb/testusb.c index b0adb2710c02..68d0734b2081 100644 --- a/trunk/tools/usb/testusb.c +++ b/trunk/tools/usb/testusb.c @@ -253,9 +253,6 @@ static int find_testdev(const char *name, const struct stat *sb, int flag) if (flag != FTW_F) return 0; - /* ignore /proc/bus/usb/{devices,drivers} */ - if (strrchr(name, '/')[1] == 'd') - return 0; fd = fopen(name, "rb"); if (!fd) { @@ -356,28 +353,8 @@ static void *handle_testdev (void *arg) static const char *usbfs_dir_find(void) { - static char usbfs_path_0[] = "/dev/usb/devices"; - static char usbfs_path_1[] = "/proc/bus/usb/devices"; static char udev_usb_path[] = "/dev/bus/usb"; - static char *const usbfs_paths[] = { - usbfs_path_0, usbfs_path_1 - }; - - static char *const * - end = usbfs_paths + sizeof usbfs_paths / sizeof *usbfs_paths; - - char *const *it = usbfs_paths; - do { - int fd = open(*it, O_RDONLY); - close(fd); - if (fd >= 0) { - strrchr(*it, '/')[0] = '\0'; - return *it; - } - } while (++it != end); - - /* real device-nodes managed by udev */ if (access(udev_usb_path, F_OK) == 0) return udev_usb_path; @@ -489,7 +466,7 @@ int main (int argc, char **argv) goto usage; if (!all && !device) { fprintf (stderr, "must specify '-a' or '-D dev', " - "or DEVICE=/proc/bus/usb/BBB/DDD in env\n"); + "or DEVICE=/dev/bus/usb/BBB/DDD in env\n"); goto usage; }