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yaml
---
r: 350335
b: refs/heads/master
c: 502b24c
h: refs/heads/master
i:
  350333: 8db9997
  350331: acebbe9
  350327: 95100e7
  350319: 1f6fdb1
  350303: f85a831
  350271: 9a90fc1
  350207: 6c71417
v: v3
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Linus Torvalds committed Feb 20, 2013
1 parent 906c156 commit 1f00c46
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: f169007b2773f285e098cb84c74aac0154d65ff7
refs/heads/master: 502b24c23b44fbaa01cc2cbd86d8035845b7811f
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What: /sys/devices/cpu/events/
/sys/devices/cpu/events/branch-misses
/sys/devices/cpu/events/cache-references
/sys/devices/cpu/events/cache-misses
/sys/devices/cpu/events/stalled-cycles-frontend
/sys/devices/cpu/events/branch-instructions
/sys/devices/cpu/events/stalled-cycles-backend
/sys/devices/cpu/events/instructions
/sys/devices/cpu/events/cpu-cycles

Date: 2013/01/08

Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>

Description: Generic performance monitoring events

A collection of performance monitoring events that may be
supported by many/most CPUs. These events can be monitored
using the 'perf(1)' tool.

The contents of each file would look like:

event=0xNNNN

where 'N' is a hex digit and the number '0xNNNN' shows the
"raw code" for the perf event identified by the file's
"basename".


What: /sys/devices/cpu/events/PM_LD_MISS_L1
/sys/devices/cpu/events/PM_LD_REF_L1
/sys/devices/cpu/events/PM_CYC
/sys/devices/cpu/events/PM_BRU_FIN
/sys/devices/cpu/events/PM_GCT_NOSLOT_CYC
/sys/devices/cpu/events/PM_BRU_MPRED
/sys/devices/cpu/events/PM_INST_CMPL
/sys/devices/cpu/events/PM_CMPLU_STALL

Date: 2013/01/08

Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
Linux Powerpc mailing list <linuxppc-dev@ozlabs.org>

Description: POWER-systems specific performance monitoring events

A collection of performance monitoring events that may be
supported by the POWER CPU. These events can be monitored
using the 'perf(1)' tool.

These events may not be supported by other CPUs.

The contents of each file would look like:

event=0xNNNN

where 'N' is a hex digit and the number '0xNNNN' shows the
"raw code" for the perf event identified by the file's
"basename".

Further, multiple terms like 'event=0xNNNN' can be specified
and separated with comma. All available terms are defined in
the /sys/bus/event_source/devices/<dev>/format file.
47 changes: 47 additions & 0 deletions trunk/Documentation/ABI/testing/sysfs-platform-ts5500
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@@ -0,0 +1,47 @@
What: /sys/devices/platform/ts5500/adc
Date: January 2013
KernelVersion: 3.7
Contact: "Savoir-faire Linux Inc." <kernel@savoirfairelinux.com>
Description:
Indicates the presence of an A/D Converter. If it is present,
it will display "1", otherwise "0".

What: /sys/devices/platform/ts5500/ereset
Date: January 2013
KernelVersion: 3.7
Contact: "Savoir-faire Linux Inc." <kernel@savoirfairelinux.com>
Description:
Indicates the presence of an external reset. If it is present,
it will display "1", otherwise "0".

What: /sys/devices/platform/ts5500/id
Date: January 2013
KernelVersion: 3.7
Contact: "Savoir-faire Linux Inc." <kernel@savoirfairelinux.com>
Description:
Product ID of the TS board. TS-5500 ID is 0x60.

What: /sys/devices/platform/ts5500/jumpers
Date: January 2013
KernelVersion: 3.7
Contact: "Savoir-faire Linux Inc." <kernel@savoirfairelinux.com>
Description:
Bitfield showing the jumpers' state. If a jumper is present,
the corresponding bit is set. For instance, 0x0e means jumpers
2, 3 and 4 are set.

What: /sys/devices/platform/ts5500/rs485
Date: January 2013
KernelVersion: 3.7
Contact: "Savoir-faire Linux Inc." <kernel@savoirfairelinux.com>
Description:
Indicates the presence of the RS485 option. If it is present,
it will display "1", otherwise "0".

What: /sys/devices/platform/ts5500/sram
Date: January 2013
KernelVersion: 3.7
Contact: "Savoir-faire Linux Inc." <kernel@savoirfairelinux.com>
Description:
Indicates the presence of the SRAM option. If it is present,
it will display "1", otherwise "0".
6 changes: 3 additions & 3 deletions trunk/Documentation/DocBook/media/v4l/driver.xml
Original file line number Diff line number Diff line change
Expand Up @@ -116,15 +116,15 @@ my_suspend (struct pci_dev * pci_dev,
return 0; /* a negative value on error, 0 on success. */
}
static void __devexit
static void
my_remove (struct pci_dev * pci_dev)
{
my_device *my = pci_get_drvdata (pci_dev);
/* Describe me. */
}
static int __devinit
static int
my_probe (struct pci_dev * pci_dev,
const struct pci_device_id * pci_id)
{
Expand Down Expand Up @@ -157,7 +157,7 @@ my_pci_driver = {
.id_table = my_pci_device_ids,
.probe = my_probe,
.remove = __devexit_p (my_remove),
.remove = my_remove,
/* Power management functions. */
.suspend = my_suspend,
Expand Down
37 changes: 32 additions & 5 deletions trunk/Documentation/PCI/MSI-HOWTO.txt
Original file line number Diff line number Diff line change
Expand Up @@ -127,15 +127,42 @@ on the number of vectors that can be allocated; pci_enable_msi_block()
returns as soon as it finds any constraint that doesn't allow the
call to succeed.

4.2.3 pci_disable_msi
4.2.3 pci_enable_msi_block_auto

int pci_enable_msi_block_auto(struct pci_dev *dev, unsigned int *count)

This variation on pci_enable_msi() call allows a device driver to request
the maximum possible number of MSIs. The MSI specification only allows
interrupts to be allocated in powers of two, up to a maximum of 2^5 (32).

If this function returns a positive number, it indicates that it has
succeeded and the returned value is the number of allocated interrupts. In
this case, the function enables MSI on this device and updates dev->irq to
be the lowest of the new interrupts assigned to it. The other interrupts
assigned to the device are in the range dev->irq to dev->irq + returned
value - 1.

If this function returns a negative number, it indicates an error and
the driver should not attempt to request any more MSI interrupts for
this device.

If the device driver needs to know the number of interrupts the device
supports it can pass the pointer count where that number is stored. The
device driver must decide what action to take if pci_enable_msi_block_auto()
succeeds, but returns a value less than the number of interrupts supported.
If the device driver does not need to know the number of interrupts
supported, it can set the pointer count to NULL.

4.2.4 pci_disable_msi

void pci_disable_msi(struct pci_dev *dev)

This function should be used to undo the effect of pci_enable_msi() or
pci_enable_msi_block(). Calling it restores dev->irq to the pin-based
interrupt number and frees the previously allocated message signaled
interrupt(s). The interrupt may subsequently be assigned to another
device, so drivers should not cache the value of dev->irq.
pci_enable_msi_block() or pci_enable_msi_block_auto(). Calling it restores
dev->irq to the pin-based interrupt number and frees the previously
allocated message signaled interrupt(s). The interrupt may subsequently be
assigned to another device, so drivers should not cache the value of
dev->irq.

Before calling this function, a device driver must always call free_irq()
on any interrupt for which it previously called request_irq().
Expand Down
6 changes: 3 additions & 3 deletions trunk/Documentation/PCI/pci-iov-howto.txt
Original file line number Diff line number Diff line change
Expand Up @@ -76,7 +76,7 @@ To notify SR-IOV core of Virtual Function Migration:

Following piece of code illustrates the usage of the SR-IOV API.

static int __devinit dev_probe(struct pci_dev *dev, const struct pci_device_id *id)
static int dev_probe(struct pci_dev *dev, const struct pci_device_id *id)
{
pci_enable_sriov(dev, NR_VIRTFN);

Expand All @@ -85,7 +85,7 @@ static int __devinit dev_probe(struct pci_dev *dev, const struct pci_device_id *
return 0;
}

static void __devexit dev_remove(struct pci_dev *dev)
static void dev_remove(struct pci_dev *dev)
{
pci_disable_sriov(dev);

Expand Down Expand Up @@ -131,7 +131,7 @@ static struct pci_driver dev_driver = {
.name = "SR-IOV Physical Function driver",
.id_table = dev_id_table,
.probe = dev_probe,
.remove = __devexit_p(dev_remove),
.remove = dev_remove,
.suspend = dev_suspend,
.resume = dev_resume,
.shutdown = dev_shutdown,
Expand Down
20 changes: 0 additions & 20 deletions trunk/Documentation/PCI/pci.txt
Original file line number Diff line number Diff line change
Expand Up @@ -183,33 +183,13 @@ Please mark the initialization and cleanup functions where appropriate
initializes.
__exit Exit code. Ignored for non-modular drivers.


__devinit Device initialization code.
Identical to __init if the kernel is not compiled
with CONFIG_HOTPLUG, normal function otherwise.
__devexit The same for __exit.

Tips on when/where to use the above attributes:
o The module_init()/module_exit() functions (and all
initialization functions called _only_ from these)
should be marked __init/__exit.

o Do not mark the struct pci_driver.

o The ID table array should be marked __devinitconst; this is done
automatically if the table is declared with DEFINE_PCI_DEVICE_TABLE().

o The probe() and remove() functions should be marked __devinit
and __devexit respectively. All initialization functions
exclusively called by the probe() routine, can be marked __devinit.
Ditto for remove() and __devexit.

o If mydriver_remove() is marked with __devexit(), then all address
references to mydriver_remove must use __devexit_p(mydriver_remove)
(in the struct pci_driver declaration for example).
__devexit_p() will generate the function name _or_ NULL if the
function will be discarded. For an example, see drivers/net/tg3.c.

o Do NOT mark a function if you are not sure which mark to use.
Better to not mark the function than mark the function wrong.

Expand Down
2 changes: 1 addition & 1 deletion trunk/Documentation/acpi/enumeration.txt
Original file line number Diff line number Diff line change
Expand Up @@ -185,7 +185,7 @@ input driver:
.acpi_match_table ACPI_PTR(mpu3050_acpi_match),
},
.probe = mpu3050_probe,
.remove = __devexit_p(mpu3050_remove),
.remove = mpu3050_remove,
.id_table = mpu3050_ids,
};

Expand Down
2 changes: 2 additions & 0 deletions trunk/Documentation/atomic_ops.txt
Original file line number Diff line number Diff line change
Expand Up @@ -253,6 +253,8 @@ This performs an atomic exchange operation on the atomic variable v, setting
the given new value. It returns the old value that the atomic variable v had
just before the operation.

atomic_xchg requires explicit memory barriers around the operation.

int atomic_cmpxchg(atomic_t *v, int old, int new);

This performs an atomic compare exchange operation on the atomic value v,
Expand Down
1 change: 1 addition & 0 deletions trunk/Documentation/device-mapper/dm-raid.txt
Original file line number Diff line number Diff line change
Expand Up @@ -141,3 +141,4 @@ Version History
1.2.0 Handle creation of arrays that contain failed devices.
1.3.0 Added support for RAID 10
1.3.1 Allow device replacement/rebuild for RAID 10
1.3.2 Fix/improve redundancy checking for RAID10
5 changes: 0 additions & 5 deletions trunk/Documentation/devicetree/bindings/clock/imx23-clock.txt
Original file line number Diff line number Diff line change
Expand Up @@ -60,11 +60,6 @@ clks: clkctrl@80040000 {
compatible = "fsl,imx23-clkctrl";
reg = <0x80040000 0x2000>;
#clock-cells = <1>;
clock-output-names =
...
"uart", /* 32 */
...
"end_of_list";
};

auart0: serial@8006c000 {
Expand Down
4 changes: 0 additions & 4 deletions trunk/Documentation/devicetree/bindings/clock/imx25-clock.txt
Original file line number Diff line number Diff line change
Expand Up @@ -146,10 +146,6 @@ clks: ccm@53f80000 {
compatible = "fsl,imx25-ccm";
reg = <0x53f80000 0x4000>;
interrupts = <31>;
clock-output-names = ...
"uart_ipg",
"uart_serial",
...;
};

uart1: serial@43f90000 {
Expand Down
5 changes: 0 additions & 5 deletions trunk/Documentation/devicetree/bindings/clock/imx28-clock.txt
Original file line number Diff line number Diff line change
Expand Up @@ -83,11 +83,6 @@ clks: clkctrl@80040000 {
compatible = "fsl,imx28-clkctrl";
reg = <0x80040000 0x2000>;
#clock-cells = <1>;
clock-output-names =
...
"uart", /* 45 */
...
"end_of_list";
};

auart0: serial@8006a000 {
Expand Down
4 changes: 0 additions & 4 deletions trunk/Documentation/devicetree/bindings/clock/imx6q-clock.txt
Original file line number Diff line number Diff line change
Expand Up @@ -211,10 +211,6 @@ clks: ccm@020c4000 {
reg = <0x020c4000 0x4000>;
interrupts = <0 87 0x04 0 88 0x04>;
#clock-cells = <1>;
clock-output-names = ...
"uart_ipg",
"uart_serial",
...;
};

uart1: serial@02020000 {
Expand Down
20 changes: 17 additions & 3 deletions trunk/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt
Original file line number Diff line number Diff line change
@@ -1,4 +1,19 @@
GPIO line that should be set high/low to power off a device
Driver a GPIO line that can be used to turn the power off.

The driver supports both level triggered and edge triggered power off.
At driver load time, the driver will request the given gpio line and
install a pm_power_off handler. If the optional properties 'input' is
not found, the GPIO line will be driven in the inactive
state. Otherwise its configured as an input.

When the pm_power_off is called, the gpio is configured as an output,
and drive active, so triggering a level triggered power off
condition. This will also cause an inactive->active edge condition, so
triggering positive edge triggered power off. After a delay of 100ms,
the GPIO is set to inactive, thus causing an active->inactive edge,
triggering negative edge triggered power off. After another 100ms
delay the GPIO is driver active again. If the power is still on and
the CPU still running after a 3000ms delay, a WARN_ON(1) is emitted.

Required properties:
- compatible : should be "gpio-poweroff".
Expand All @@ -13,10 +28,9 @@ Optional properties:
property is not specified, the GPIO is initialized as an output in its
inactive state.


Examples:

gpio-poweroff {
compatible = "gpio-poweroff";
gpios = <&gpio 4 0>; /* GPIO 4 Active Low */
gpios = <&gpio 4 0>;
};
Original file line number Diff line number Diff line change
Expand Up @@ -81,7 +81,8 @@ PA31 TXD4
Required properties for pin configuration node:
- atmel,pins: 4 integers array, represents a group of pins mux and config
setting. The format is atmel,pins = <PIN_BANK PIN_BANK_NUM PERIPH CONFIG>.
The PERIPH 0 means gpio.
The PERIPH 0 means gpio, PERIPH 1 is periph A, PERIPH 2 is periph B...
PIN_BANK 0 is pioA, PIN_BANK 1 is pioB...

Bits used for CONFIG:
PULL_UP (1 << 0): indicate this pin need a pull up.
Expand Down Expand Up @@ -126,7 +127,7 @@ pinctrl@fffff400 {
pinctrl_dbgu: dbgu-0 {
atmel,pins =
<1 14 0x1 0x0 /* PB14 periph A */
1 15 0x1 0x1>; /* PB15 periph with pullup */
1 15 0x1 0x1>; /* PB15 periph A with pullup */
};
};
};
Expand Down
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