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376,031 commits

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Jon Hunter
ff5c9059c9 ARM: dts: OMAP3+: Correct gpio #interrupts-cells property
The OMAP gpio binding documention [1] states that the #interrupts-cells
property for gpio controllers should be 2. Currently, for OMAP3+ devices
the #interrupt-cells is set to 1. By setting this property to 2, it
allows clients to pass a 2nd parameter indicating the sensitivity (level
or edge) and polarity (high or low) of the interrupt. The OMAP gpio
controllers support these options and so update the #interrupt-cells
property for OMAP3+ devices to 2.

[1] Documentation/devicetree/bindings/gpio/gpio-omap.txt

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:08 +02:00
Jon Hunter
423182e3b0 ARM: dts: Add OMAP2 gpio bindings
Add gpios bindings for OMAP2420 and OMAP2430 devices.

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:07 +02:00
Jon Hunter
1c7dbb5521 ARM: dts: Add GPMC node for OMAP2, OMAP4 and OMAP5
Add the device-tree node for GPMC on OMAP2, OMAP4 and OMAP5 devices.

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:06 +02:00
Jon Hunter
2c2dc545f1 ARM: dts: OMAP2+: Add SDMA controller bindings and nodes
Add SDMA controller binding for OMAP2+ devices and populate DMA client
information for SPI and MMC peripheral on OMAP3+ devices. Please note
that OMAP24xx devices do not have SPI and MMC bindings available yet and
so DMA client information is not populated.

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:05 +02:00
Jon Hunter
9b07b47769 ARM: dts: OMAP2+: Add PMU nodes
Add PMU nodes for OMAP2, OMAP3 and OMAP4460 devices.

Please note that the node for OMAP4460 has been placed in a separate
header file for OMAP4460, because the node is not compatible with
OMAP4430. The node for OMAP4430 is not included because PMU is not
currently supported on OMAP4430 due to the absence of a cross-trigger
interface driver.

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:04 +02:00
Jon Hunter
eeb7ba21ab ARM: OMAP2+: Prepare for device-tree PMU support
If device-tree is present, then do not create the PMU device from within
the OMAP specific PMU code. This is required to allow device-tree to
create the PMU device from the PMU device-tree node.

PMU is not currently supported for OMAP4430 (due to a dependency on
having a cross-trigger interface driver) and so ensure that this
indicated on boot with or without device-tree.

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:04 +02:00
Kishon Vijay Abraham I
72f6f95753 ARM: dts: OMAP5: add dwc3 omap and dwc3 core data
Add dwc3 omap glue data to the omap5 dt data file.
The information about the dt node added here is available @
Documentation/devicetree/bindings/usb/omap-usb.txt.

Also added dwc3 core dt data as a subnode to dwc3 omap glue
data in omap5 dt data file.
The information for the entered data node is available @
Documentation/devicetree/bindings/usb/dwc3.txt

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:03 +02:00
Kishon Vijay Abraham I
ae6a32d2b4 ARM: dts: OMAP5: Add omap-usb3 and omap-usb2 data
Add omap-usb3 and omap-usb2 data node in OMAP5 device tree file.

The information for the node added here is available @
Documentation/devicetree/bindings/usb/usb-phy.txt

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:02 +02:00
Kishon Vijay Abraham I
e98319673b ARM: dts: OMAP5: Add ocp2scp data
Add ocp2scp data node in omap5 device tree file.

The information for the node added here can be found @
Documentation/devicetree/bindings/bus/omap-ocp2scp.txt

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:01 +02:00
Kishon Vijay Abraham I
fedc428e32 ARM: dts: OMAP5: Add OMAP control usb data
Add omap control usb data in OMAP5 device tree file.
This will have the register address of registers to
power on the USB2 PHY and USB3 PHY.

The information for the node added here is available in
Documentation/devicetree/bindings/usb/omap-usb.txt

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:00 +02:00
Kishon Vijay Abraham I
ad871c10b5 ARM: dts: OMAP: Add usb_otg and glue data to OMAP3+ boards
Add usb otg data node in omap4/omap3 device tree file. Also update
the node with board specific setting in omapx-<board>.dts file.
The dt data specifies among others the interface type (ULPI or UTMI),
mode which is mostly OTG, power that specifies the amount of power
this can supply when in host mode.

The information about usb otg node is available @
Documentation/devicetree/bindings/usb/omap-usb.txt

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:21:00 +02:00
Kishon Vijay Abraham I
cf0d869e22 ARM: dts: OMAP4: Add omap-usb2 data
Add omap-usb2 data node in omap4 device tree file. Since omap-usb2
is connected to ocp2scp, omap-usb2 dt data is added as a child node
of ocp2scp. The information about this data node is availabe @
Documentation/devicetree/bindings/usb/usb-phy.txt

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:20:59 +02:00
Kishon Vijay Abraham I
840e5fd890 ARM: dts: OMAP4: Add omap control usb data
Add omap control usb data in omap4 device tree file. This will have the
register address of registers to power on the PHY and to write to
mailbox. The information about this data node is available @
Documentation/devicetree/bindings/usb/omap-usb.txt

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:20:58 +02:00
Javier Martinez Canillas
41644e75c5 ARM: dts: OMAP3: reduce GPMC mapped registers address space
Currently the OMAP General-Purpose Memory Controller (GPMC) device
node maps 16 MB of address space for its hardware registers.

This is because the OMAP Technical Reference Manual says that the
GPMC module register address space size is 16 MB. But in practice
the maximum address offset used by a GPMC register is 0x02d0.

So, there is no need to map such a big address space for GPMC regs.

This change was suggested by Jon Hunter [1].

[1]: https://patchwork.kernel.org/patch/2057111/

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Acked-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:18:00 +02:00
Florian Vaussard
6e8489dffd ARM: dts: OMAP3: Add GPMC controller
Add device-tree support for the GPMC controller on the OMAP3.

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:17:59 +02:00
Sourav Poddar
392adaf796 ARM: dts: omap5-evm: Add mcspi data
Add mcspi node and pinmux data for omap5 mcspi controller.

Tested on omap5430 evm with 3.8-rc6 custom kernel.

Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:57 +02:00
Felipe Balbi
43286b1127 ARM: dts: OMAP5: Add SPI nodes
Add all 4 mcspi instances to omap5.dtsi file.

Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
[benoit.cousson@linaro.org: Update the subject]
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:57 +02:00
Sourav Poddar
adb9e561a7 ARM: dts: omap4-panda: Add I2c pinctrl data
Booting 3.8-rc6 on omap4 panda results in the following error

[    0.444427] omap_i2c 48070000.i2c: did not get pins for i2c error: -19
[    0.445770] omap_i2c 48070000.i2c: bus 0 rev0.11 at 400 kHz
[    0.473937] omap_i2c 48072000.i2c: did not get pins for i2c error: -19
[    0.474670] omap_i2c 48072000.i2c: bus 1 rev0.11 at 400 kHz
[    0.474822] omap_i2c 48060000.i2c: did not get pins for i2c error: -19
[    0.476379] omap_i2c 48060000.i2c: bus 2 rev0.11 at 100 kHz
[    0.477294] omap_i2c 48350000.i2c: did not get pins for i2c error: -19
[    0.477996] omap_i2c 48350000.i2c: bus 3 rev0.11 at 400 kHz
[    0.483398] Switching to clocksource 32k_counter

This happens because omap4 panda dts file is not adapted to use i2c through
pinctrl framework. Populating i2c pinctrl data to get rid of the error.

Tested on omap4460 panda with 3.8-rc6 kernel.

Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Reported-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:56 +02:00
Sourav Poddar
9be495c426 ARM: dts: omap5-evm: Add I2c pinctrl data
Booting 3.8-rc6 on omap 5430evm results in the following error

omap_i2c 48070000.i2c: did not get pins for i2c error: -19
[    1.024261] omap_i2c 48070000.i2c: bus 0 rev0.12 at 100 kHz
[    1.030181] omap_i2c 48072000.i2c: did not get pins for i2c error: -19
[    1.037384] omap_i2c 48072000.i2c: bus 1 rev0.12 at 400 kHz
[    1.043762] omap_i2c 48060000.i2c: did not get pins for i2c error: -19
[    1.050964] omap_i2c 48060000.i2c: bus 2 rev0.12 at 100 kHz
[    1.056823] omap_i2c 4807a000.i2c: did not get pins for i2c error: -19
[    1.064025] omap_i2c 4807a000.i2c: bus 3 rev0.12 at 400 kHz

This happens because omap5 dts file is not adapted to use i2c through pinctrl
framework. Populating i2c pinctrl data to get rid of the error.

Tested on omap5430 evm with 3.8-rc6 kernel.

Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:55 +02:00
Florian Vaussard
250b4e113b ARM: dts: omap3-overo: Add audio support
Add the needed sections to enable audio support on Overo.

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:54 +02:00
Sourav Poddar
be26cd6dfa ARM: dts: omap4-sdp: Add I2c pinctrl data
Booting 3.8-rc6 on omap 4430sdp results in the following error

omap_i2c 48070000.i2c: did not get pins for i2c error: -19
[    1.024261] omap_i2c 48070000.i2c: bus 0 rev0.12 at 100 kHz
[    1.030181] omap_i2c 48072000.i2c: did not get pins for i2c error: -19
[    1.037384] omap_i2c 48072000.i2c: bus 1 rev0.12 at 400 kHz
[    1.043762] omap_i2c 48060000.i2c: did not get pins for i2c error: -19
[    1.050964] omap_i2c 48060000.i2c: bus 2 rev0.12 at 100 kHz
[    1.056823] omap_i2c 4807a000.i2c: did not get pins for i2c error: -19
[    1.064025] omap_i2c 4807a000.i2c: bus 3 rev0.12 at 400 kHz

This happens because omap4 dts file is not adapted to use i2c through pinctrl
framework. Populating i2c pinctrl data to get rid of the error.

Tested on omap4430 sdp with 3.8-rc6 kernel.

Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Reported-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:53 +02:00
Florian Vaussard
bb1dea3bd4 ARM: dts: omap3-overo: Add support for pwm-leds
Convert the on-board LED connected to the TWL4030 (LEDB) to use
pwm-leds.

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:53 +02:00
Peter Ujfalusi
f95c01df31 ARM: dts: omap4-sdp: Add support for pwm-backlight
Section to describe the backlight for the LCD panels.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:52 +02:00
Peter Ujfalusi
28f166cb66 ARM: dts: omap4-sdp: Add support for pwm-leds (keypad and charging LED)
Sections to describe the pwm-leds in the system.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:51 +02:00
Peter Ujfalusi
2c09c60cd3 ARM: dts: omap3-beagle-xm: Use pwm-leds for pmu_stat LED
We have proper driver stack to handle the pmu_stat LED which is connected
PWMB of twl4030.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:50 +02:00
Peter Ujfalusi
50ff6b1d8c ARM: dts: twl6030: Add PWM support
Enable support for the PWMs and LED as PWM drivers.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:50 +02:00
Peter Ujfalusi
ac31a88195 ARM: dts: twl4030: Add PWM support
Enable support for the PWMs and LEDs as PWM drivers.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:49 +02:00
AnilKumar Ch
f178c01584 ARM: dts: AM33XX: Add memory resource to d_can node
Add a new address space/memory resource to d_can device tree node. D_CAN
RAM initialization is achieved through RAMINIT register which is part of
AM33XX control module address space. D_CAN RAM init or de-init should be
done by writing instance corresponding value to control module register.

Till we have a separate control module driver to write to control module,
d_can driver will handle the register writes to control module by itself.
So a new address space to represent this control module register is added
to d_can driver.

Signed-off-by: AnilKumar Ch <anilkumar@ti.com>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:48 +02:00
AnilKumar Ch
7a57ee87f2 ARM: dts: AM33XX: Add d_can instances to aliases
Add d_can instances to aliases node to get the D_CAN instance number
from the driver. To initialize D_CAN message RAM, corresponding instance
number is required.

To initialize instance 0 message RAM then 0x1 should be written and for
instance 1 message RAM, 0x2 should be written to control module register.

With device-tree framework ip instance number is "-1" by default for all
instances. To get device id/instance number then modules should be added
to DT "aliases" node. of_alias_get_id() gives the device id number based
on number of alias nodes present in "aliases node".

Signed-off-by: AnilKumar Ch <anilkumar@ti.com>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:47 +02:00
Matthias Brugger
bc0b8b7085 ARM: dts: omap3-igep: Add uart1 and uart2 to igep boards
This is a follow-up to Javier Martinez effort adding initial
device tree support to IGEP technology devices [1].

It adds uart1 and uart2 bindings to the generic dtsi for the IGEP boards.

[1] http://www.spinics.net/lists/linux-omap/msg83409.html

Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:47 +02:00
Javier Martinez Canillas
9ad1df2b15 ARM: dts: omap3: Add support for IGEP COM Module
ISEE IGEP COM Module is an TI OMAP3 SoC computer on module.

This patch adds an initial device tree support to boot an
IGEP COM Module from the MMC/SD.

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Tested-by: Enric Balletbo i Serra <eballetbo@gmail.com>
[b-cousson@ti.com: Update the Makefile for 3.8-rc2]
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:46 +02:00
Javier Martinez Canillas
cb5e191e96 ARM: dts: omap3: Add support for IGEPv2 board
ISEE IGEPv2 is an TI OMAP3 SoC based embedded board.

This patch adds an initial device tree support to boot
an IGEPv2 from the MMC/SD.

Currently is working everything that is supported by DT
on OMAP3 SoCs (MMC/SD, GPIO LEDs, EEPROM, TWL4030 audio).

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Tested-by: Enric Balletbo i Serra <eballetbo@gmail.com>
[benoit.cousson@linaro.org: Update the Makefile for 3.8-rc2]
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:45 +02:00
Javier Martinez Canillas
947fd0a2f8 ARM: dts: omap3: Add generic DT support for IGEP devices
Add a generic .dtsi device tree source file for the
common characteristics across IGEP Technology devices.

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Acked-by: Matthias Brugger <matthias.bgg@gmail.com>
Tested-by: Enric Balletbo i Serra <eballetbo@gmail.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:44 +02:00
AnilKumar Ch
b918e2c0b5 ARM: dts: AM33XX: Rename I2C and GPIO nodes
Rename I2C and GPIO nodes according to AM33XX TRM. According to
AM33XX TRM device instances are starting from "0" like i2c0, i2c1
and i2c3.

Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
[panto@antoniou-consulting.com: initial patch by pantelis's]
Signed-off-by: AnilKumar Ch <anilkumar@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
2013-04-09 00:16:44 +02:00
Linus Torvalds
f465d40d85 1) Fix ATAPI regression, noticed mainly on tape drives, due to a commit
which mistakenly changed an 'int' return type to a 'bool'.  Broken
    by 4dce8ba94c.
 
 2) Add Slimtype DVD A DS8A8SH ATAPI quirk
 
 3) ata_piix: Intel Haswell platform quirk
 
 4) Avoid DMA'ing to stack buffer, when obtaining DEVSLP timings.
    IMO a mild regression, given that libata previously did not DMA to a stack
    buffer.  Broken by 803739d2.
 
 5) Fix regression impacting SMART and smartd, broken by 84a9a8cd9.
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Merge tag 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev

Pull libata fixes from Jeff Garzik:
 "The HDIO_DRIVE_* fix is really the biggie.

  1) Fix ATAPI regression, noticed mainly on tape drives, due to a
     commit which mistakenly changed an 'int' return type to a 'bool'.
     Broken by commit 4dce8ba94c ("libata: Use 'bool' return value for
     ata_id_XXX")

  2) Add Slimtype DVD A DS8A8SH ATAPI quirk

  3) ata_piix: Intel Haswell platform quirk

  4) Avoid DMA'ing to stack buffer, when obtaining DEVSLP timings.  IMO
     a mild regression, given that libata previously did not DMA to a
     stack buffer.  Broken by commit commit 803739d25c ("[libata]
     replace sata_settings with devslp_timing")

  5) Fix regression impacting SMART and smartd, broken by commit
     84a9a8cd9d ("[libata] Set proper SK when CK_COND is set")"

* tag 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  [libata] Fix HDIO_DRIVE_* ioctl() Linux 3.9 regression
  libata: fix DMA to stack in reading devslp_timing parameters
  ata_piix: Fix DVD not dectected at some Haswell platforms
  libata: Set max sector to 65535 for Slimtype DVD A DS8A8SH drive
  libata: Use integer return value for atapi_command_packet_set
2013-04-08 15:15:22 -07:00
Linus Torvalds
5f2f280f87 This includes three fixes. Two fix features added in 3.9 and one
fixes a long time minor bug.
 
 The first patch fixes a race that can happen if the user switches
 from the irqsoff tracer to another tracer. If a irqs off latency is
 detected, it will try to use the snapshot buffer, but the new tracer
 wont have it allocated. There's a nasty warning that gets printed and
 the trace is ignored. Nothing crashes, just a nasty WARN_ON is shown.
 
 The second patch fixes an issue where if the sysctl is used to disable
 and enable function tracing, it can put the function tracing into an
 unstable state.
 
 The third patch fixes an issue with perf using the function tracer.
 An update was done, where the stub function could be called during
 the perf function tracing, and that stub function wont have the
 "control" flag set and cause a nasty warning when running perf.
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Merge tag 'trace-fixes-3.9-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing fixes from Steven Rostedt:
 "This includes three fixes.  Two fix features added in 3.9 and one
  fixes a long time minor bug.

  The first patch fixes a race that can happen if the user switches from
  the irqsoff tracer to another tracer.  If a irqs off latency is
  detected, it will try to use the snapshot buffer, but the new tracer
  wont have it allocated.  There's a nasty warning that gets printed and
  the trace is ignored.  Nothing crashes, just a nasty WARN_ON is shown.

  The second patch fixes an issue where if the sysctl is used to disable
  and enable function tracing, it can put the function tracing into an
  unstable state.

  The third patch fixes an issue with perf using the function tracer.
  An update was done, where the stub function could be called during the
  perf function tracing, and that stub function wont have the "control"
  flag set and cause a nasty warning when running perf."

* tag 'trace-fixes-3.9-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  ftrace: Do not call stub functions in control loop
  ftrace: Consistently restore trace function on sysctl enabling
  tracing: Fix race with update_max_tr_single and changing tracers
2013-04-08 15:14:11 -07:00
Benoit Cousson
5852264f9d Merge tag 'omap-devel-b-for-3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into for_3.10/dts_merged 2013-04-09 00:11:05 +02:00
Trond Myklebust
bc7a05ca51 NFSv4: Handle timeouts correctly when probing for lease validity
When we send a RENEW or SEQUENCE operation in order to probe if the
lease is still valid, we want it to be able to time out since the
lease we are probing is likely to time out too. Currently, because
we use soft mount semantics for these RPC calls, the return value
is EIO, which causes the state manager to exit with an "unhandled
error" message.
This patch changes the call semantics, so that the RPC layer returns
ETIMEDOUT instead of EIO. We then have the state manager default to
a simple retry instead of exiting.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2013-04-08 18:01:59 -04:00
Stefan Raspl
65d8013cbd qeth: fix qeth_wait_for_threads() deadlock for OSN devices
Any recovery thread will deadlock when calling qeth_wait_for_threads(), most
notably when triggering a recovery on an OSN device.
This patch will store the recovery thread's task pointer on recovery
invocation and check in qeth_wait_for_threads() respectively to avoid
deadlocks.

Signed-off-by: Stefan Raspl <raspl@linux.vnet.ibm.com>
Signed-off-by: Frank Blaschka <blaschka@linux.vnet.ibm.com>
Reviewed-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-08 17:16:57 -04:00
Ursula Braun
f9c41a62bb af_iucv: fix recvmsg by replacing skb_pull() function
When receiving data messages, the "BUG_ON(skb->len < skb->data_len)" in
the skb_pull() function triggers a kernel panic.

Replace the skb_pull logic by a per skb offset as advised by
Eric Dumazet.

Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Frank Blaschka <blaschka@linux.vnet.ibm.com>
Reviewed-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-08 17:16:57 -04:00
Michael Riesch
88c5b5ce5c rtnetlink: Call nlmsg_parse() with correct header length
Signed-off-by: Michael Riesch <michael.riesch@omicron.at>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Benc <jbenc@redhat.com>
Cc: "Theodore Ts'o" <tytso@mit.edu>
Cc: linux-kernel@vger.kernel.org
Acked-by: Mark Rustad <mark.d.rustad@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-08 17:12:26 -04:00
Asias He
dfd5d5692c tcm_vhost: Initialize vq->last_used_idx when set endpoint
This patch fixes guest hang when booting seabios and guest.

  [    0.576238] scsi0 : Virtio SCSI HBA
  [    0.616754] virtio_scsi virtio1: request:id 0 is not a head!

vq->last_used_idx is initialized only when /dev/vhost-scsi is
opened or closed.

   vhost_scsi_open -> vhost_dev_init() -> vhost_vq_reset()
   vhost_scsi_release() -> vhost_dev_cleanup -> vhost_vq_reset()

So, when guest talks to tcm_vhost after seabios does, vq->last_used_idx
still contains the old valule for seabios. This confuses guest.

Fix this by calling vhost_init_used() to init vq->last_used_idx when
we set endpoint.

Signed-off-by: Asias He <asias@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2013-04-08 14:09:54 -07:00
Asias He
4f7f46d32c tcm_vhost: Use vq->private_data to indicate if the endpoint is setup
Currently, vs->vs_endpoint is used indicate if the endpoint is setup or
not. It is set or cleared in vhost_scsi_set_endpoint() or
vhost_scsi_clear_endpoint() under the vs->dev.mutex lock. However, when
we check it in vhost_scsi_handle_vq(), we ignored the lock.

Instead of using the vs->vs_endpoint and the vs->dev.mutex lock to
indicate the status of the endpoint, we use per virtqueue
vq->private_data to indicate it. In this way, we can only take the
vq->mutex lock which is per queue and make the concurrent multiqueue
process having less lock contention. Further, in the read side of
vq->private_data, we can even do not take the lock if it is accessed in
the vhost worker thread, because it is protected by "vhost rcu".

(nab: Do s/VHOST_FEATURES/~VHOST_SCSI_FEATURES)

Signed-off-by: Asias He <asias@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2013-04-08 14:07:00 -07:00
Andrew Chew
06993d6a8a ARM: OMAP: board-4430sdp: Provide regulator to pwm-backlight
The pwm-backlight driver now takes a mandatory regulator that is gotten
during driver probe.  Initialize a dummy regulator to satisfy this
requirement.

Signed-off-by: Andrew Chew <achew@nvidia.com>
Tested-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
[tony@atomide.com: updated fixed regulator id to avoid errors]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-04-08 14:01:05 -07:00
Peter Ujfalusi
2014f26949 ARM: OMAP: zoom: Use pwm stack for lcd and keyboard backlight
Use pwm_leds driver for the keyboard light and pwm-backlight for the lcd
backlight control (instead of implementing the PWM driver part in the board
file).

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-04-08 14:01:04 -07:00
Ruslan Bilovol
03784f22b9 ARM: OMAP2+: omap2plus_defconfig: Add support for BMP085 pressure sensor
This patch enables BMP085 pressure sensor that can be
found on OMAP4 Blaze Tablet development platform

Signed-off-by: Ruslan Bilovol <ruslan.bilovol@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-04-08 14:01:04 -07:00
Paul Bolle
7cab0c1302 omap2+: Remove useless Makefile line
Merge commit 952414505f ("Merge branch
'next/cleanup' of git://git.linaro.org/people/arnd/arm-soc") added
references to CONFIG_MACH_PCM049 and board-omap4pcm049.o to this
Makefile. But there's no Kconfig symbol MACH_PCM049 and there's no file
board-omap4pcm049.c. This line can safely be removed.

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-04-08 14:01:04 -07:00
Paul Bolle
4fa840ee99 omap2+: Remove useless Makefile line
Commit f41caddbe7 ("omap2+: Use Kconfig
symbol in Makefile instead of obj-y") reorganized this Makefile. But,
for some reason, it also added references to CONFIG_MACH_ENCORE and
board-omap3encore.o. But there's no Kconfig symbol MACH_ENCORE and
there's no file board-omap3encore.c. This line can safely be removed.

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-04-08 14:01:04 -07:00
Aaro Koskinen
17fd8cdb3a ARM: OMAP: RX-51: add missing regulator supply definitions for lis3lv02d
Add missing regulator definitions for lis3lv02d accelerometer. Fixes
the following probe issue:

[   57.737518] lis3lv02d_i2c 3-001d: Failed to get supply 'Vdd': -517
[   57.747100] i2c 3-001d: Driver lis3lv02d_i2c requests probe deferral

Reported-by: Pali Rohár <pali.rohar@gmail.com>
Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-04-08 13:59:51 -07:00
Aaro Koskinen
0345a1e339 ARM: OMAP1: fix omap_udc registration
omap_udc platform device is not registered properly anymore:
CONFIG_USB_GADGET_OMAP was deleted by 193ab2a6 (usb: gadget: allow
multiple gadgets to be built) already in v3.1.

Fix by using CONFIG_USB_OMAP instead. Tested on Nokia 770 by checking
that omap_udc is probed & working properly when built as a module.

Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2013-04-08 13:59:51 -07:00