GitHub/LineageOS/G12/android_kernel_amlogic_linux-4.9.git
11 years agoclk: exynos4: register clocks using common clock framework
Thomas Abraham [Sat, 9 Mar 2013 08:02:52 +0000 (17:02 +0900)]
clk: exynos4: register clocks using common clock framework

The Exynos4 clocks are statically listed and registered using the
Samsung specific common clock helper functions. Both device tree
based clock lookup and clkdev based clock lookups are supported.

Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Tested-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Tested-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoclk: samsung: add pll clock registration helper functions
Thomas Abraham [Sat, 9 Mar 2013 08:02:48 +0000 (17:02 +0900)]
clk: samsung: add pll clock registration helper functions

There are several types of pll clocks used in Samsung SoC's and these
pll clocks can be represented as Samsung specific pll clock types and
registered with the common clock framework. Add support for pll35xx,
pll36xx, pll45xx, pll46xx and pll2550x clock types and helper functions
to register them.

Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Tested-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Tested-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoclk: samsung: add common clock framework helper functions for Samsung platforms
Thomas Abraham [Sat, 9 Mar 2013 08:02:44 +0000 (17:02 +0900)]
clk: samsung: add common clock framework helper functions for Samsung platforms

All Samsung platforms include different types of clock including
fixed-rate, mux, divider and gate clock types. There are typically
hundreds of such clocks on each of the Samsung platforms. To enable
Samsung platforms to register these clocks using the common clock
framework, a bunch of utility functions are introduced here which
simplify the clock registration process. The clocks are usually
statically instantiated and registered with common clock framework.

Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Tested-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Tested-by: Tomasz Figa <t.figa@samsung.com>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoMerge branch 'next/mct-exynos' into next/clk-exynos
Kukjin Kim [Sat, 9 Mar 2013 07:56:34 +0000 (16:56 +0900)]
Merge branch 'next/mct-exynos' into next/clk-exynos

Conflicts:
arch/arm/mach-exynos/mach-exynos4-dt.c

11 years agoMerge branch 'next/timer-samsung' into next/clk-exynos
Kukjin Kim [Sat, 9 Mar 2013 07:55:32 +0000 (16:55 +0900)]
Merge branch 'next/timer-samsung' into next/clk-exynos

11 years agoARM: EXYNOS: move mct driver to drivers/clocksource
Thomas Abraham [Sat, 9 Mar 2013 07:16:13 +0000 (16:16 +0900)]
ARM: EXYNOS: move mct driver to drivers/clocksource

Move the multi core timer (mct) driver to from mach-exynos
to drivers/clocksource and update the Kconfig and makefiles.

Cc: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: EXYNOS: remove static io-remapping of mct registers for Exynos5
Thomas Abraham [Sat, 9 Mar 2013 07:12:38 +0000 (16:12 +0900)]
ARM: EXYNOS: remove static io-remapping of mct registers for Exynos5

With device tree support enabled for MCT controller, the
staticio-remapping of the MCT controller address space is
removed for Exynos5 platforms (which supports only device
tree based boot).

Cc: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: add mct device tree node for all supported Exynos SoC's
Thomas Abraham [Sat, 9 Mar 2013 07:12:35 +0000 (16:12 +0900)]
ARM: dts: add mct device tree node for all supported Exynos SoC's

Add MCT device tree node for Exynos4210, Exynos4212, Exynos4412
and Exynos5250.

Cc: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: EXYNOS: allow dt based discovery of mct controller using clocksource_of_init
Thomas Abraham [Sat, 9 Mar 2013 07:10:03 +0000 (16:10 +0900)]
ARM: EXYNOS: allow dt based discovery of mct controller using clocksource_of_init

Add entries to __clksrc_of_table so that Exynos MCT controller is
discoverable using call to clocksource_of_init. With this change,
it would be appropriate to rename the function 'exynos4_timer_init'
as 'mct_init' since it aptly describes this function. Additionally,
the 'init_time' callback of all machine descriptors for exynos
platforms that were previously set to 'exynos4_timer_init' are now
set to either 'mct_init' or 'clocksource_of_init'.

Cc: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: EXYNOS: add device tree support for MCT controller driver
Thomas Abraham [Sat, 9 Mar 2013 07:01:52 +0000 (16:01 +0900)]
ARM: EXYNOS: add device tree support for MCT controller driver

Allow the MCT controller base address and interrupts to be
obtained from device tree and remove unused static definitions
of these. The non-dt support for Exynos5250 is removed but
retained for Exynos4210 based platforms.

Cc: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: EXYNOS: prepare an array of MCT interrupt numbers and use it
Thomas Abraham [Sat, 9 Mar 2013 07:01:50 +0000 (16:01 +0900)]
ARM: EXYNOS: prepare an array of MCT interrupt numbers and use it

Instead of using soc_is_xxx macro at more than one place in
the MCT controller driver to decide the MCT interrpt number
to be setup, populate a table of known MCT global and local
timer interrupts and use the values in table to setup the MCT
interrupts.

This also helps in adding device tree support for MCT controller
driver by allowing the driver to retrieve interrupt numbers from
device tree and populating them into this table, thereby supporting
both legacy and dt functionality to co-exist.

Cc: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: EXYNOS: add a register base address variable in mct controller driver
Thomas Abraham [Sat, 9 Mar 2013 07:01:47 +0000 (16:01 +0900)]
ARM: EXYNOS: add a register base address variable in mct controller driver

All the MCT register read/writes use a fixed remapped address
S5P_VA_SYSTIMER.  With device tree support for MCT controller,
it is possible to remove the static remap of the MCT controller
address space and do the remap during the initialization of the
MCT controller with the physical address obtained from the device
tree.

So in preparation of adding device tree support for MCT controller,
add a new register base address variable that will hold the remapped
MCT controller base address and convert all MCT register read/writes
to use this new variable as the base address instead of the fixed
S5P_VA_SYSTIMER.

While at it, the MCT register offset and bit mask definitions are
moved into the MCT controller driver file since there are no other
consumers of these definitions.

Cc: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add max77686 device tree support for CROS5250
Abhilash Kesavan [Wed, 13 Feb 2013 05:24:08 +0000 (21:24 -0800)]
ARM: dts: Add max77686 device tree support for CROS5250

The exynos5250 based chromebooks have a max77686 pmic on i2c channel 0.
Add support for the pmic in the common cros5250 dts file.
Tested after enabling cpufreq support for exynos5250 SoC and varying the
arm frequency/voltage using the userspace governer.

Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com>
Acked-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add sdhci node for exynos4412-smdk4412
Sachin Kamat [Tue, 12 Feb 2013 23:31:42 +0000 (15:31 -0800)]
ARM: dts: Add sdhci node for exynos4412-smdk4412

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Set up power domain for MFC and G-scaler for exynos5250
Prasanna Kumar [Tue, 12 Feb 2013 23:27:43 +0000 (15:27 -0800)]
ARM: dts: Set up power domain for MFC and G-scaler for exynos5250

This patch adds device tree nodes for MFC and G-scaler power
domains of exynos5250.It binds these power-domain nodes to repsective
device tree nodes

It also adds support to enable PM generic domains for exynos5250.

Signed-off-by: Prasanna Kumar <prasanna.ps@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Enabling ohci-exynos driver for EXYNOS5250
Vivek Gautam [Tue, 12 Feb 2013 23:24:19 +0000 (15:24 -0800)]
ARM: dts: Enabling ohci-exynos driver for EXYNOS5250

Adding OHCI device tree node for Exynos5250 along with
the device base address.

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Enabling ehci-s5p driver for EXYNOS5250
Vivek Gautam [Tue, 12 Feb 2013 23:24:15 +0000 (15:24 -0800)]
ARM: dts: Enabling ehci-s5p driver for EXYNOS5250

Adding EHCI device tree node for Exynos5250 along with
the device base adress and gpio line for vbus.

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add device tree node for DP controller for exynos5250
Jingoo Han [Tue, 12 Feb 2013 19:11:58 +0000 (11:11 -0800)]
ARM: dts: Add device tree node for DP controller for exynos5250

Add device tree node for DP controller in EXYNOS5250 and
enable the instance for the SMDK5250 board.

Signed-off-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: EXYNOS: Add AUXDATA for DP controller
Jingoo Han [Tue, 12 Feb 2013 19:10:13 +0000 (11:10 -0800)]
ARM: EXYNOS: Add AUXDATA for DP controller

Use AUXDATA to set the device names for DP controller instance
discovered from device tree.

Signed-off-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add s5m8767 PMIC node to exynos4412-origen DT
Sachin Kamat [Fri, 8 Feb 2013 22:46:46 +0000 (14:46 -0800)]
ARM: dts: Add s5m8767 PMIC node to exynos4412-origen DT

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add MSHC node for exynos4412-origen DT
Sachin Kamat [Fri, 8 Feb 2013 22:04:28 +0000 (14:04 -0800)]
ARM: dts: Add MSHC node for exynos4412-origen DT

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add MFC codec entry to exynos4412-smdk4412 DT
Sachin Kamat [Fri, 8 Feb 2013 21:59:16 +0000 (13:59 -0800)]
ARM: dts: Add MFC codec entry to exynos4412-smdk4412 DT

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add MFC codec entry to exynos4412-origen DT
Sachin Kamat [Fri, 8 Feb 2013 21:58:26 +0000 (13:58 -0800)]
ARM: dts: Add MFC codec entry to exynos4412-origen DT

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add MFC codec support to Origen DT
Sachin Kamat [Fri, 8 Feb 2013 21:58:24 +0000 (13:58 -0800)]
ARM: dts: Add MFC codec support to Origen DT

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add MFC codec support to SMDKV310 DT
Sachin Kamat [Fri, 8 Feb 2013 21:58:20 +0000 (13:58 -0800)]
ARM: dts: Add MFC codec support to SMDKV310 DT

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add MFC codec support for EXYNOS4 DT machines
Sachin Kamat [Fri, 8 Feb 2013 21:58:17 +0000 (13:58 -0800)]
ARM: dts: Add MFC codec support for EXYNOS4 DT machines

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Tested-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Update MFC DT binding documentation
Sachin Kamat [Fri, 8 Feb 2013 21:56:06 +0000 (13:56 -0800)]
ARM: dts: Update MFC DT binding documentation

Added an example for bindings for illustration and clarity.

Cc: devicetree-discuss@lists.ozlabs.org
Cc: Arun Kumar K <arun.kk@samsung.com>
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: enable RTC device node for exynos4412-odroidx
Dongjin Kim [Tue, 5 Feb 2013 05:38:27 +0000 (21:38 -0800)]
ARM: dts: enable RTC device node for exynos4412-odroidx

This patch enables RTC device node defined in exynos4.dtsi for
exynos4412-odroidx.

Signed-off-by: Dongjin Kim <tobetter@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Fix the timing property of MSHC controller for exynos4412-odroidx
Dongjin Kim [Tue, 5 Feb 2013 05:30:15 +0000 (21:30 -0800)]
ARM: dts: Fix the timing property of MSHC controller for exynos4412-odroidx

This fixes the property of dw-mshc-sdr-timing and dw-mshc-ddr-timing as per
its current binding, it only has two cells.

Signed-off-by: Dongjin Kim <tobetter@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add initial board support file for exynos5250-arndale
Girish K S [Tue, 5 Feb 2013 00:15:56 +0000 (16:15 -0800)]
ARM: dts: Add initial board support file for exynos5250-arndale

Arndale is a low cost board based on the Samsung Exynos5250 SoC.
This patch adds initial device tree support for this board.

Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Signed-off-by: Girish K S <ks.giri@samsung.com>
Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: re-organized cpu node for exynos5440
Kukjin Kim [Thu, 6 Dec 2012 07:54:10 +0000 (16:54 +0900)]
ARM: dts: re-organized cpu node for exynos5440

This patch adds timer node and re-organizes cpu node for exynos5440.

Acked-by: Thomas Abraham <thomas.ab@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: change compatible value for exynos5440 i2c
Giridhar Maruthy [Fri, 28 Dec 2012 17:33:58 +0000 (09:33 -0800)]
ARM: dts: change compatible value for exynos5440 i2c

This patch removes disabled status from I2C node for exynos5440-ssdk5440,
and fixes the incorrect compatible property value of i2c for exynos5440.

Signed-off-by: Giridhar Maruthy <giridhar.m@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: remove disabled status from RTC node for exynos5440-ssdk5440
Giridhar Maruthy [Fri, 28 Dec 2012 02:04:33 +0000 (18:04 -0800)]
ARM: dts: remove disabled status from RTC node for exynos5440-ssdk5440

Signed-off-by: Giridhar Maruthy <giridhar.m@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: remove disabled status from watchdog node for exynos5440-ssdk5440
Giridhar Maruthy [Fri, 28 Dec 2012 02:08:14 +0000 (18:08 -0800)]
ARM: dts: remove disabled status from watchdog node for exynos5440-ssdk5440

Signed-off-by: Giridhar Maruthy <giridhar.m@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add sdhci node for exynos4412-origen
Sachin Kamat [Thu, 17 Jan 2013 23:57:24 +0000 (15:57 -0800)]
ARM: dts: Add sdhci node for exynos4412-origen

Added sdhci node for exynos4412-origen.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add vmmc regulator node in exynos4412-origen.dts
Sachin Kamat [Thu, 17 Jan 2013 23:56:48 +0000 (15:56 -0800)]
ARM: dts: Add vmmc regulator node in exynos4412-origen.dts

Added vmmc regulator node in exynos4412-origen.dts file.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: Add board dts file for ODROID-X
Dongjin Kim [Fri, 11 Jan 2013 01:12:50 +0000 (17:12 -0800)]
ARM: dts: Add board dts file for ODROID-X

Add initial DT for Hardkernel's ODROID-X board based on EXYNOS4412
SoC. This patch including adds the node to support fixed voltage for
peripherals like LED, ethernet controller, and this patch adds GPIO
connected LEDS on ODROID-X board and configure its properties like
following:
LED1: use 'heartbeat' trigger, blinking while the board is running.
LED2: use 'mmc0' trigger, on when mmc0 is accessing.

And adds the device node to support eMMC storage on SDCARD4 ports,
controlled by MSHC.

Signed-off-by: Dongjin Kim <tobetter@gmail.com>
Acked-by: Olof Johansson <olof@lixom.net>
[kgene.kim@samsung.com: squashed into one commit as per Olof's comment]
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: add board dts file for EXYNOS4412 based Origen board
Thomas Abraham [Mon, 31 Dec 2012 23:07:39 +0000 (15:07 -0800)]
ARM: dts: add board dts file for EXYNOS4412 based Origen board

Add a minimal board dts file for EXYNOS4412 based Insignal Origen board.

Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: SAMSUNG: Remove unused plat-samsung/time.c
Romain Naour [Thu, 10 Jan 2013 02:47:04 +0000 (18:47 -0800)]
ARM: SAMSUNG: Remove unused plat-samsung/time.c

Signed-off-by: Naour Romain <romain.naour@openwide.fr>
Reviewed-by: Tomasz Figa <tomasz.figa@gmail.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: S5PC100: Add samsung-time support for s5pc100
Romain Naour [Thu, 10 Jan 2013 02:47:04 +0000 (18:47 -0800)]
ARM: S5PC100: Add samsung-time support for s5pc100

Signed-off-by: Naour Romain <romain.naour@openwide.fr>
Reviewed-by: Tomasz Figa <tomasz.figa@gmail.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: S3C64XX: Add samsung-time support for s3c64xx
Romain Naour [Thu, 10 Jan 2013 02:47:04 +0000 (18:47 -0800)]
ARM: S3C64XX: Add samsung-time support for s3c64xx

Signed-off-by: Naour Romain <romain.naour@openwide.fr>
[tomasz.figa@gmail.com: tested on a Tiny6410 board]
Reviewed-and-Tested-by: Tomasz Figa <tomasz.figa@gmail.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: S3C24XX: Add samsung-time support for s3c24xx
Romain Naour [Thu, 10 Jan 2013 02:47:04 +0000 (18:47 -0800)]
ARM: S3C24XX: Add samsung-time support for s3c24xx

Signed-off-by: Naour Romain <romain.naour@openwide.fr>
Reviewed-by: Tomasz Figa <tomasz.figa@gmail.com>
[heiko@sntech.de: tested on a s3c2416 based machine]
Reviewed-and-Tested-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: SAMSUNG: Rename s5p-time to samsung-time
Romain Naour [Thu, 10 Jan 2013 02:47:03 +0000 (18:47 -0800)]
ARM: SAMSUNG: Rename s5p-time to samsung-time

Signed-off-by: Naour Romain <romain.naour@openwide.fr>
Reviewed-by: Tomasz Figa <tomasz.figa@gmail.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: dts: cleanup exynos5440.dtsi
Kukjin Kim [Thu, 10 Jan 2013 23:05:16 +0000 (15:05 -0800)]
ARM: dts: cleanup exynos5440.dtsi

remove duplicated compatible

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: S3C24XX: cleanup the included soc init functions in common.h
Heiko Stuebner [Fri, 8 Feb 2013 18:37:13 +0000 (10:37 -0800)]
ARM: S3C24XX: cleanup the included soc init functions in common.h

Only the _init, _init_clocks, _init_uarts and _map_io functions need
NULL defines, as they are used in the cpu map.

Further integrate the two restart functions already in common.h in
their respective soc part and compact the numerous empty lines.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: S3C24XX: move plat-samsung/s3c24XX headers to local common.h
Heiko Stuebner [Fri, 8 Feb 2013 18:31:28 +0000 (10:31 -0800)]
ARM: S3C24XX: move plat-samsung/s3c24XX headers to local common.h

The different soc functions are now only used in the mach-s3c24xx
directory, so it's not necessary anymore to keep the globally
visible.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: S3C24XX: remove plat/irq.h in plat-samsung
Heiko Stuebner [Tue, 12 Feb 2013 22:23:01 +0000 (14:23 -0800)]
ARM: S3C24XX: remove plat/irq.h in plat-samsung

plat-samsung/irq.h did only contain functions for handling the spread out
subirqs on s3c24xx arches, which are not needed anymore.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
[kgene.kim@samsung.com: fixed build error on bast-irq.c]
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoARM: S3C24XX: plat/common-smdk.h local
Kukjin Kim [Fri, 8 Feb 2013 18:18:48 +0000 (10:18 -0800)]
ARM: S3C24XX: plat/common-smdk.h local

The header file plat/common-smdk.h is used only in mach-s3c24xx/,
so this patch moves it into mach-s3c24xx directory.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agommc: s3cmci: moved mach/regs-sdi.h into s3cmci device driver
Kukjin Kim [Sat, 2 Feb 2013 00:40:17 +0000 (16:40 -0800)]
mmc: s3cmci: moved mach/regs-sdi.h into s3cmci device driver

Since mach/regs-sdi.h is used only for s3cmci.c, so this moves the
header file into the driver file, drivers/mmc/host/s3cmci.c file.

Cc: Chris Ball <cjb@laptop.org>
Tested-by: Sylwester Nawrocki <sylvester.nawrocki@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
11 years agoLinux 3.9-rc1
Linus Torvalds [Sun, 3 Mar 2013 23:11:05 +0000 (15:11 -0800)]
Linux 3.9-rc1

11 years agoMerge tag 'disintegrate-fbdev-20121220' of git://git.infradead.org/users/dhowells...
Linus Torvalds [Sun, 3 Mar 2013 22:24:59 +0000 (14:24 -0800)]
Merge tag 'disintegrate-fbdev-20121220' of git://git.infradead.org/users/dhowells/linux-headers

Pull fbdev UAPI disintegration from David Howells:
 "You'll be glad to here that the end is nigh for the UAPI patches.
  Only the fbdev/framebuffer piece remains now that the SCSI stuff has
  gone in.

  Here are the UAPI disintegration bits for the fbdev drivers.  It
  appears that Florian hasn't had time to deal with my patch, but back
  in December he did say he didn't mind if I pushed it forward."

Yay.  No more uapi movement.  And hopefully no more big header file
cleanups coming up either, it just tends to be very painful.

* tag 'disintegrate-fbdev-20121220' of git://git.infradead.org/users/dhowells/linux-headers:
  UAPI: (Scripted) Disintegrate include/video

11 years agoMerge tag 'stable/for-linus-3.9-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Sun, 3 Mar 2013 22:22:53 +0000 (14:22 -0800)]
Merge tag 'stable/for-linus-3.9-rc1-tag' of git://git./linux/kernel/git/konrad/xen

Pull Xen bug-fixes from Konrad Rzeszutek Wilk:
 - Update the Xen ACPI memory and CPU hotplug locking mechanism.
 - Fix PAT issues wherein various applications would not start
 - Fix handling of multiple MSI as AHCI now does it.
 - Fix ARM compile failures.

* tag 'stable/for-linus-3.9-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen:
  xenbus: fix compile failure on ARM with Xen enabled
  xen/pci: We don't do multiple MSI's.
  xen/pat: Disable PAT using pat_enabled value.
  xen/acpi: xen cpu hotplug minor updates
  xen/acpi: xen memory hotplug minor updates

11 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Linus Torvalds [Sun, 3 Mar 2013 21:23:02 +0000 (13:23 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/viro/vfs

Pull  more VFS bits from Al Viro:
 "Unfortunately, it looks like xattr series will have to wait until the
  next cycle ;-/

  This pile contains 9p cleanups and fixes (races in v9fs_fid_add()
  etc), fixup for nommu breakage in shmem.c, several cleanups and a bit
  more file_inode() work"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  constify path_get/path_put and fs_struct.c stuff
  fix nommu breakage in shmem.c
  cache the value of file_inode() in struct file
  9p: if v9fs_fid_lookup() gets to asking server, it'd better have hashed dentry
  9p: make sure ->lookup() adds fid to the right dentry
  9p: untangle ->lookup() a bit
  9p: double iput() in ->lookup() if d_materialise_unique() fails
  9p: v9fs_fid_add() can't fail now
  v9fs: get rid of v9fs_dentry
  9p: turn fid->dlist into hlist
  9p: don't bother with private lock in ->d_fsdata; dentry->d_lock will do just fine
  more file_inode() open-coded instances
  selinux: opened file can't have NULL or negative ->f_path.dentry

(In the meantime, the hlist traversal macros have changed, so this
required a semantic conflict fixup for the newly hlistified fid->dlist)

11 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux...
Linus Torvalds [Sun, 3 Mar 2013 21:13:20 +0000 (13:13 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/mason/linux-btrfs

Pull btrfs fixup from Chris Mason:
 "Geert and James both sent this one in, sorry guys"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
  btrfs/raid56: Add missing #include <linux/vmalloc.h>

11 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Linus Torvalds [Sun, 3 Mar 2013 20:58:43 +0000 (12:58 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/s390/linux

Pull second set of s390 patches from Martin Schwidefsky:
 "The main part of this merge are Heikos uaccess patches.  Together with
  commit 09884964335e ("mm: do not grow the stack vma just because of an
  overrun on preceding vma") the user string access is hopefully fixed
  for good.

  In addition some bug fixes and two cleanup patches."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/module: fix compile warning
  qdio: remove unused parameters
  s390/uaccess: fix kernel ds access for page table walk
  s390/uaccess: fix strncpy_from_user string length check
  input: disable i8042 PC Keyboard controller for s390
  s390/dis: Fix invalid array size
  s390/uaccess: remove pointless access_ok() checks
  s390/uaccess: fix strncpy_from_user/strnlen_user zero maxlen case
  s390/uaccess: shorten strncpy_from_user/strnlen_user
  s390/dasd: fix unresponsive device after all channel paths were lost
  s390/mm: ignore change bit for vmemmap
  s390/page table dumper: add support for change-recording override bit

11 years agoMerge branch 'fixes-for-3.9-latest' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Sun, 3 Mar 2013 20:57:38 +0000 (12:57 -0800)]
Merge branch 'fixes-for-3.9-latest' of git://git./linux/kernel/git/deller/parisc-linux

Pull second round of PARISC updates from Helge Deller:
 "The most important fix in this branch is the switch of io_setup,
  io_getevents and io_submit syscalls to use the available compat
  syscalls when running 32bit userspace on 64bit kernel.  Other than
  that it's mostly removal of compile warnings."

* 'fixes-for-3.9-latest' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: fix redefinition of SET_PERSONALITY
  parisc: do not install modules when installing kernel
  parisc: fix compile warnings triggered by atomic_sub(sizeof(),v)
  parisc: check return value of down_interruptible() in hp_sdc_rtc.c
  parisc: avoid unitialized variable warning in pa_memcpy()
  parisc: remove unused variable 'compat_val'
  parisc: switch to compat_functions of io_setup, io_getevents and io_submit
  parisc: select ARCH_WANT_FRAME_POINTERS

11 years agoMerge tag 'metag-v3.9-rc1-v4' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan...
Linus Torvalds [Sun, 3 Mar 2013 20:06:09 +0000 (12:06 -0800)]
Merge tag 'metag-v3.9-rc1-v4' of git://git./linux/kernel/git/jhogan/metag

Pull new ImgTec Meta architecture from James Hogan:
 "This adds core architecture support for Imagination's Meta processor
  cores, followed by some later miscellaneous arch/metag cleanups and
  fixes which I kept separate to ease review:

   - Support for basic Meta 1 (ATP) and Meta 2 (HTP) core architecture
   - A few fixes all over, particularly for symbol prefixes
   - A few privilege protection fixes
   - Several cleanups (setup.c includes, split out a lot of
     metag_ksyms.c)
   - Fix some missing exports
   - Convert hugetlb to use vm_unmapped_area()
   - Copy device tree to non-init memory
   - Provide dma_get_sgtable()"

* tag 'metag-v3.9-rc1-v4' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/metag: (61 commits)
  metag: Provide dma_get_sgtable()
  metag: prom.h: remove declaration of metag_dt_memblock_reserve()
  metag: copy devicetree to non-init memory
  metag: cleanup metag_ksyms.c includes
  metag: move mm/init.c exports out of metag_ksyms.c
  metag: move usercopy.c exports out of metag_ksyms.c
  metag: move setup.c exports out of metag_ksyms.c
  metag: move kick.c exports out of metag_ksyms.c
  metag: move traps.c exports out of metag_ksyms.c
  metag: move irq enable out of irqflags.h on SMP
  genksyms: fix metag symbol prefix on crc symbols
  metag: hugetlb: convert to vm_unmapped_area()
  metag: export clear_page and copy_page
  metag: export metag_code_cache_flush_all
  metag: protect more non-MMU memory regions
  metag: make TXPRIVEXT bits explicit
  metag: kernel/setup.c: sort includes
  perf: Enable building perf tools for Meta
  metag: add boot time LNKGET/LNKSET check
  metag: add __init to metag_cache_probe()
  ...

11 years agoMerge branch 'for-linus' of git://git.linaro.org/people/rmk/linux-arm
Linus Torvalds [Sun, 3 Mar 2013 19:54:39 +0000 (11:54 -0800)]
Merge branch 'for-linus' of git://git.linaro.org/people/rmk/linux-arm

Pull late ARM updates from Russell King:
 "Here is the late set of ARM updates for this merge window; in here is:

   - The ARM parts of the broadcast timer support, core parts merged
     through tglx's tree.  This was left over from the previous merge to
     allow the dependency on tglx's tree to be resolved.

   - A fix to the VFP code which shows up on Raspberry Pi's, as well as
     fixing the fallout from a previous commit in this area.

   - A number of smaller fixes scattered throughout the ARM tree"

* 'for-linus' of git://git.linaro.org/people/rmk/linux-arm:
  ARM: Fix broken commit 0cc41e4a21d43 corrupting kernel messages
  ARM: fix scheduling while atomic warning in alignment handling code
  ARM: VFP: fix emulation of second VFP instruction
  ARM: 7656/1: uImage: Error out on build of multiplatform without LOADADDR
  ARM: 7640/1: memory: tegra_ahb_enable_smmu() depends on TEGRA_IOMMU_SMMU
  ARM: 7654/1: Preserve L_PTE_VALID in pte_modify()
  ARM: 7653/2: do not scale loops_per_jiffy when using a constant delay clock
  ARM: 7651/1: remove unused smp_timer_broadcast #define

11 years agoMerge tag 'char-misc-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh...
Linus Torvalds [Sun, 3 Mar 2013 18:25:47 +0000 (10:25 -0800)]
Merge tag 'char-misc-3.9-rc1' of git://git./linux/kernel/git/gregkh/char-misc

Pull char/misc patch from Greg Kroah-Hartman:
 "Here is one remaining patch for 3.9-rc1.  It is for the hyper-v
  drivers, and had to wait until some other patches went in through the
  x86 tree."

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* tag 'char-misc-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  Drivers: hv: vmbus: Use the new infrastructure for delivering VMBUS interrupts

11 years agoMerge tag 'usb-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Linus Torvalds [Sun, 3 Mar 2013 18:24:57 +0000 (10:24 -0800)]
Merge tag 'usb-3.9-rc1' of git://git./linux/kernel/git/gregkh/usb

Pull USB patch revert from Greg Kroah-Hartman:
 "Here is one remaining USB patch for 3.9-rc1, it reverts a 3.8 patch
  that has caused a lot of regressions for some VIA EHCI controllers."

* tag 'usb-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  USB: EHCI: revert "remove ASS/PSS polling timeout"

11 years agoMerge git://www.linux-watchdog.org/linux-watchdog
Linus Torvalds [Sun, 3 Mar 2013 18:23:29 +0000 (10:23 -0800)]
Merge git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:
 "This contains:
   - fixes and improvements
   - devicetree bindings
   - conversion to watchdog generic framework of the following drivers:
        - booke_wdt
        - bcm47xx_wdt.c
        - at91sam9_wdt
   - Removal of old STMP3xxx driver
   - Addition of following new drivers:
        - new driver for STMP3xxx and i.MX23/28
        - Retu watchdog driver"

* git://www.linux-watchdog.org/linux-watchdog: (30 commits)
  watchdog: sp805_wdt depends on ARM
  watchdog: davinci_wdt: update to devm_* API
  watchdog: davinci_wdt: use devm managed clk get
  watchdog: at91rm9200: add DT support
  watchdog: add timeout-sec property binding
  watchdog: at91sam9_wdt: Convert to use the watchdog framework
  watchdog: omap_wdt: Add option nowayout
  watchdog: core: dt: add support for the timeout-sec dt property
  watchdog: bcm47xx_wdt.c: add hard timer
  watchdog: bcm47xx_wdt.c: rename wdt_time to timeout
  watchdog: bcm47xx_wdt.c: rename ops methods
  watchdog: bcm47xx_wdt.c: use platform device
  watchdog: bcm47xx_wdt.c: convert to watchdog core api
  watchdog: Convert BookE watchdog driver to watchdog infrastructure
  watchdog: s3c2410_wdt: Use devm_* functions
  watchdog: remove old STMP3xxx driver
  watchdog: add new driver for STMP3xxx and i.MX23/28
  rtc: stmp3xxx: add wdt-accessor function
  watchdog: introduce retu_wdt driver
  watchdog: intel_scu_watchdog: fix Kconfig dependency
  ...

11 years agoMerge branch 'next' of git://git.infradead.org/users/vkoul/slave-dma
Linus Torvalds [Sun, 3 Mar 2013 18:20:22 +0000 (10:20 -0800)]
Merge branch 'next' of git://git.infradead.org/users/vkoul/slave-dma

Pull second set of slave-dmaengine updates from Vinod Koul:
 "Arnd's patch moves the dw_dmac to use generic DMA binding.  I agreed
  to merge this late as it will avoid the conflicts between trees.

  The second patch from Matt adding a dma_request_slave_channel_compat
  API was supposed to be picked up, but somehow never got picked up.
  Some patches dependent on this are already in -next :("

* 'next' of git://git.infradead.org/users/vkoul/slave-dma:
  dmaengine: dw_dmac: move to generic DMA binding
  dmaengine: add dma_request_slave_channel_compat()

11 years agoMerge branch 'for_linus' of git://cavan.codon.org.uk/platform-drivers-x86
Linus Torvalds [Sun, 3 Mar 2013 18:16:19 +0000 (10:16 -0800)]
Merge branch 'for_linus' of git://cavan.codon.org.uk/platform-drivers-x86

Pull x86 platform driver updates from Matthew Garrett:
 "Mostly relatively small updates, along with some hardware enablement
  for Sony hardware and a pile of updates to Google's Chromebook driver"

* 'for_linus' of git://cavan.codon.org.uk/platform-drivers-x86: (49 commits)
  ideapad-laptop: Depend on BACKLIGHT_CLASS_DEVICE instead of selecting it
  ideapad: depends on backlight subsystem and update comment
  Platform: x86: chromeos_laptop - add i915 gmbuses to adapter names
  Platform: x86: chromeos_laptop - Add isl light sensor for Pixel
  Platform: x86: chromeos_laptop - Add a more general add_i2c_device
  Platform: x86: chromeos_laptop - Add Pixel Touchscreen
  Platform: x86: chromeos_laptop - Add support for probing devices
  Platform: x86: chromeos_laptop - Add Pixel Trackpad
  hp-wmi: fix handling of platform device
  sony-laptop: leak in error handling sony_nc_lid_resume_setup()
  hp-wmi: Add support for SMBus hotkeys
  asus-wmi: Fix unused function build warning
  acer-wmi: avoid the warning of 'devices' may be used uninitialized
  drivers/platform/x86/thinkpad_acpi.c: Handle HKEY event 0x6040
  Platform: x86: chromeos_laptop - Add HP Pavilion 14
  Platform: x86: chromeos_laptop - Add Taos tsl2583 device
  Platform: x86: chromeos_laptop - Add Taos tsl2563 device
  Platform: x86: chromeos_laptop - Add Acer C7 trackpad
  Platform: x86: chromeos_laptop - Rename setup_lumpy_tp to setup_cyapa_smbus_tp
  asus-laptop: always report brightness key events
  ...

11 years agobtrfs/raid56: Add missing #include <linux/vmalloc.h>
Geert Uytterhoeven [Sun, 3 Mar 2013 11:44:41 +0000 (04:44 -0700)]
btrfs/raid56: Add missing #include <linux/vmalloc.h>

tilegx_defconfig:

fs/btrfs/raid56.c: In function 'btrfs_alloc_stripe_hash_table':
fs/btrfs/raid56.c:206:3: error: implicit declaration of function 'vzalloc' [-Werror=implicit-function-declaration]
fs/btrfs/raid56.c:206:9: warning: assignment makes pointer from integer without a cast [enabled by default]
fs/btrfs/raid56.c:226:4: error: implicit declaration of function 'vfree' [-Werror=implicit-function-declaration]

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
11 years agoMerge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso...
Linus Torvalds [Sun, 3 Mar 2013 03:33:21 +0000 (19:33 -0800)]
Merge tag 'ext4_for_linus' of git://git./linux/kernel/git/tytso/ext4

Pull ext4 bug fixes from Ted Ts'o:
 "Various bug fixes for ext4.  The most important is a fix for the new
  extent cache's slab shrinker which can cause significant, user-visible
  pauses when the system is under memory pressure."

* tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  ext4: enable quotas before orphan cleanup
  ext4: don't allow quota mount options when quota feature enabled
  ext4: fix a warning from sparse check for ext4_dir_llseek
  ext4: convert number of blocks to clusters properly
  ext4: fix possible memory leak in ext4_remount()
  jbd2: fix ERR_PTR dereference in jbd2__journal_start
  ext4: use percpu counter for extent cache count
  ext4: optimize ext4_es_shrink()

11 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal
Linus Torvalds [Sun, 3 Mar 2013 03:32:06 +0000 (19:32 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/viro/signal

Pull sigprocmask compat fix from Al Viro:
 "generic compat_sys_rt_sigprocmask() had a very dumb braino; I'd spent
  quite a while staring at the offending commit before finally managing
  to spot the idiocy ;-/"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal:
  fix compat_sys_rt_sigprocmask()

11 years agofix compat_sys_rt_sigprocmask()
Al Viro [Sun, 3 Mar 2013 01:39:15 +0000 (20:39 -0500)]
fix compat_sys_rt_sigprocmask()

Converting bitmask to 32bit granularity is fine, but we'd better
_do_ something with the result.  Such as "copy it to userland"...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
11 years agoMerge tag 'nfs-for-3.9-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Linus Torvalds [Sun, 3 Mar 2013 00:46:07 +0000 (16:46 -0800)]
Merge tag 'nfs-for-3.9-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client bugfixes from Trond Myklebust:
 "We've just concluded another Connectathon interoperability testing
  week, and so here are the fixes for the bugs that were discovered:

   - Don't allow NFS silly-renamed files to be deleted
   - Don't start the retransmission timer when out of socket space
   - Fix a couple of pnfs-related Oopses.
   - Fix one more NFSv4 state recovery deadlock
   - Don't loop forever when LAYOUTGET returns NFS4ERR_LAYOUTTRYLATER"

* tag 'nfs-for-3.9-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  SUNRPC: One line comment fix
  NFSv4.1: LAYOUTGET EDELAY loops timeout to the MDS
  SUNRPC: add call to get configured timeout
  PNFS: set the default DS timeout to 60 seconds
  NFSv4: Fix another open/open_recovery deadlock
  nfs: don't allow nfs_find_actor to match inodes of the wrong type
  NFSv4.1: Hold reference to layout hdr in layoutget
  pnfs: fix resend_to_mds for directio
  SUNRPC: Don't start the retransmission timer when out of socket space
  NFS: Don't allow NFS silly-renamed files to be deleted, no signal

11 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux...
Linus Torvalds [Sun, 3 Mar 2013 00:41:54 +0000 (16:41 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/mason/linux-btrfs

Pull btrfs update from Chris Mason:
 "The biggest feature in the pull is the new (and still experimental)
  raid56 code that David Woodhouse started long ago.  I'm still working
  on the parity logging setup that will avoid inconsistent parity after
  a crash, so this is only for testing right now.  But, I'd really like
  to get it out to a broader audience to hammer out any performance
  issues or other problems.

  scrub does not yet correct errors on raid5/6 either.

  Josef has another pass at fsync performance.  The big change here is
  to combine waiting for metadata with waiting for data, which is a big
  latency win.  It is also step one toward using atomics from the
  hardware during a commit.

  Mark Fasheh has a new way to use btrfs send/receive to send only the
  metadata changes.  SUSE is using this to make snapper more efficient
  at finding changes between snapshosts.

  Snapshot-aware defrag is also included.

  Otherwise we have a large number of fixes and cleanups.  Eric Sandeen
  wins the award for removing the most lines, and I'm hoping we steal
  this idea from XFS over and over again."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: (118 commits)
  btrfs: fixup/remove module.h usage as required
  Btrfs: delete inline extents when we find them during logging
  btrfs: try harder to allocate raid56 stripe cache
  Btrfs: cleanup to make the function btrfs_delalloc_reserve_metadata more logic
  Btrfs: don't call btrfs_qgroup_free if just btrfs_qgroup_reserve fails
  Btrfs: remove reduplicate check about root in the function btrfs_clean_quota_tree
  Btrfs: return ENOMEM rather than use BUG_ON when btrfs_alloc_path fails
  Btrfs: fix missing deleted items in btrfs_clean_quota_tree
  btrfs: use only inline_pages from extent buffer
  Btrfs: fix wrong reserved space when deleting a snapshot/subvolume
  Btrfs: fix wrong reserved space in qgroup during snap/subv creation
  Btrfs: remove unnecessary dget_parent/dput when creating the pending snapshot
  btrfs: remove a printk from scan_one_device
  Btrfs: fix NULL pointer after aborting a transaction
  Btrfs: fix memory leak of log roots
  Btrfs: copy everything if we've created an inline extent
  btrfs: cleanup for open-coded alignment
  Btrfs: do not change inode flags in rename
  Btrfs: use reserved space for creating a snapshot
  clear chunk_alloc flag on retryable failure
  ...

11 years agoMerge tag 'for-linus-20130301' of git://git.infradead.org/linux-mtd
Linus Torvalds [Sun, 3 Mar 2013 00:33:54 +0000 (16:33 -0800)]
Merge tag 'for-linus-20130301' of git://git.infradead.org/linux-mtd

Pull MTD update from David Woodhouse:
 "Fairly unexciting MTD merge for 3.9:

   - misc clean-ups in the MTD command-line partitioning parser
     (cmdlinepart)
   - add flash locking support for STmicro chips serial flash chips, as
     well as for CFI command set 2 chips.
   - new driver for the ELM error correction HW module found in various
     TI chips, enable the OMAP NAND driver to use the ELM HW error
     correction
   - added number of new serial flash IDs
   - various fixes and improvements in the gpmi NAND driver
   - bcm47xx NAND driver improvements
   - make the mtdpart module actually removable"

* tag 'for-linus-20130301' of git://git.infradead.org/linux-mtd: (45 commits)
  mtd: map: BUG() in non handled cases
  mtd: bcm47xxnflash: use pr_fmt for module prefix in messages
  mtd: davinci_nand: Use managed resources
  mtd: mtd_torturetest can cause stack overflows
  mtd: physmap_of: Convert device allocation to managed devm_kzalloc()
  mtd: at91: atmel_nand: for PMECC, add code to check the ONFI parameter ECC requirement.
  mtd: atmel_nand: make pmecc-cap, pmecc-sector-size in dts is optional.
  mtd: atmel_nand: avoid to report an error when lookup table offset is 0.
  mtd: bcm47xxsflash: adjust names of bus-specific functions
  mtd: bcm47xxpart: improve probing of nvram partition
  mtd: bcm47xxpart: add support for other erase sizes
  mtd: bcm47xxnflash: register this as normal driver
  mtd: bcm47xxnflash: fix message
  mtd: bcm47xxsflash: register this as normal driver
  mtd: bcm47xxsflash: write number of written bytes
  mtd: gpmi: add sanity check for the ECC
  mtd: gpmi: set the Golois Field bit for mx6q's BCH
  mtd: devices: elm: Removes <xx> literals in elm DT node
  mtd: gpmi: fix a dereferencing freed memory error
  mtd: fix the wrong timeo for panic_nand_wait()
  ...

11 years agoMerge branches 'devel-stable', 'fixes' and 'mmci' into for-linus
Russell King [Sun, 3 Mar 2013 00:32:50 +0000 (00:32 +0000)]
Merge branches 'devel-stable', 'fixes' and 'mmci' into for-linus

11 years agoSUNRPC: One line comment fix
Trond Myklebust [Sat, 2 Mar 2013 23:54:11 +0000 (15:54 -0800)]
SUNRPC: One line comment fix

Reported-by: Weston Andros Adamson <dros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
11 years agoext4: enable quotas before orphan cleanup
Jan Kara [Sat, 2 Mar 2013 23:22:38 +0000 (18:22 -0500)]
ext4: enable quotas before orphan cleanup

When using quota feature we need to enable quotas before orphan cleanup
so that changes happening during it are properly reflected in quota
accounting.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
11 years agoext4: don't allow quota mount options when quota feature enabled
Jan Kara [Sat, 2 Mar 2013 22:57:08 +0000 (17:57 -0500)]
ext4: don't allow quota mount options when quota feature enabled

So far we silently ignored when quota mount options were set while quota
feature was enabled.  But this can create confusion in userspace when
mount options are set but silently ignored and also creates opportunities
for bugs when we don't properly test all quota types.  Actually
ext4_mark_dquot_dirty() forgets to test for quota feature so it was
dependent on journaled quota options being set.  OTOH ext4_orphan_cleanup()
tries to enable journaled quota when quota options are specified which is
wrong when quota feature is enabled.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
11 years agoext4: fix a warning from sparse check for ext4_dir_llseek
Zheng Liu [Sat, 2 Mar 2013 22:24:05 +0000 (17:24 -0500)]
ext4: fix a warning from sparse check for ext4_dir_llseek

ext4_dir_llseek is only used as a callback function, and no one calls
it directly.  So make it as a static function in order to remove a
warning message from sparse check.

Signed-off-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
11 years agoext4: convert number of blocks to clusters properly
Lukas Czerner [Sat, 2 Mar 2013 22:18:58 +0000 (17:18 -0500)]
ext4: convert number of blocks to clusters properly

We're using macro EXT4_B2C() to convert number of blocks to number of
clusters for bigalloc file systems.  However, we should be using
EXT4_NUM_B2C().

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: stable@vger.kernel.org
11 years agoext4: fix possible memory leak in ext4_remount()
Wei Yongjun [Sat, 2 Mar 2013 22:13:55 +0000 (17:13 -0500)]
ext4: fix possible memory leak in ext4_remount()

'orig_data' is malloced in ext4_remount() and should be freed
before leaving from the error handling cases, otherwise it will
cause memory leak.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: Lukas Czerner <lczerner@redhat.com>
Cc: stable@vger.kernel.org
11 years agojbd2: fix ERR_PTR dereference in jbd2__journal_start
Dmitry Monakhov [Sat, 2 Mar 2013 22:08:46 +0000 (17:08 -0500)]
jbd2: fix ERR_PTR dereference in jbd2__journal_start

If start_this_handle() failed handle will be initialized
to ERR_PTR() and can not be dereferenced.

paging request at fffffffffffffff6
IP: [<ffffffff813c073f>] jbd2__journal_start+0x18f/0x290
PGD 200e067 PUD 200f067 PMD 0
Oops: 0000 [#1] SMP
Modules linked in: cpufreq_ondemand acpi_cpufreq freq_table mperf coretemp kvm_intel kvm crc32c_intel ghash_clmulni_intel microcode sg xhci_hcd button sd_mod crc_t10dif aesni_intel ablk_helper cryptd lrw aes_x86_64 xts gf128mul ahci libahci pata_acpi ata_generic dm_mirror dm_region_hash dm_log dm_mod
CPU 0 journal commit I/O error

Pid: 2694, comm: fio Not tainted 3.8.0-rc3+ #79                  /DQ67SW
RIP: 0010:[<ffffffff813c073f>]  [<ffffffff813c073f>] jbd2__journal_start+0x18f/0x290
RSP: 0018:ffff880233b8ba58  EFLAGS: 00010292
RAX: 00000000ffffffe2 RBX: ffffffffffffffe2 RCX: 0000000000000006
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff82128f48
RBP: ffff880233b8ba98 R08: 0000000000000000 R09: ffff88021440a6e0

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
11 years agometag: Provide dma_get_sgtable()
James Hogan [Tue, 19 Feb 2013 13:25:46 +0000 (13:25 +0000)]
metag: Provide dma_get_sgtable()

metag/allmodconfig:

drivers/media/v4l2-core/videobuf2-dma-contig.c: In function 'vb2_dc_get_base_sgt':
drivers/media/v4l2-core/videobuf2-dma-contig.c:387: error: implicit declaration of function 'dma_get_sgtable'

For architectures using dma_map_ops, dma_get_sgtable() is provided in
<asm-generic/dma-mapping-common.h>.

Metag does not use dma_map_ops yet, hence it should implement it as an
inline stub using dma_common_get_sgtable().

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
11 years agometag: prom.h: remove declaration of metag_dt_memblock_reserve()
James Hogan [Wed, 20 Feb 2013 14:19:54 +0000 (14:19 +0000)]
metag: prom.h: remove declaration of metag_dt_memblock_reserve()

Metag doesn't have a metag_dt_memblock_reserve() function so remove the
declaration from asm/prom.h.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: copy devicetree to non-init memory
James Hogan [Wed, 20 Feb 2013 13:59:13 +0000 (13:59 +0000)]
metag: copy devicetree to non-init memory

Make a copy of the device tree blob in non-init memory. It is required
when using built-in device tree files that the platform code copies the
blob to non-init memory prior to calling unflatten_device_tree(),
otherwise the strings that the device tree refer to will get poisoned
and potentially reused, breaking later reading of the device tree
post-init (such as compatible matching in modules, debugfs, and the
procfs interface).

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Reviewed-by: Vineet Gupta <vgupta@synopsys.com>
11 years agometag: cleanup metag_ksyms.c includes
James Hogan [Wed, 13 Feb 2013 13:30:15 +0000 (13:30 +0000)]
metag: cleanup metag_ksyms.c includes

Minimise metag_ksyms.c includes to directly include the <asm/*.h> files
that declare a particular symbol, and not include any unnecessary ones.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: move mm/init.c exports out of metag_ksyms.c
James Hogan [Wed, 13 Feb 2013 13:19:15 +0000 (13:19 +0000)]
metag: move mm/init.c exports out of metag_ksyms.c

It's less error prone to have function symbols exported immediately
after the function rather than in metag_ksyms.c. Move each EXPORT_SYMBOL
in metag_ksyms.c for symbols defined in mm/init.c into mm/init.c.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: move usercopy.c exports out of metag_ksyms.c
James Hogan [Wed, 13 Feb 2013 12:57:10 +0000 (12:57 +0000)]
metag: move usercopy.c exports out of metag_ksyms.c

It's less error prone to have function symbols exported immediately
after the function rather than in metag_ksyms.c. Move each EXPORT_SYMBOL
in metag_ksyms.c for symbols defined in usercopy.c into usercopy.c

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: move setup.c exports out of metag_ksyms.c
James Hogan [Wed, 13 Feb 2013 12:55:51 +0000 (12:55 +0000)]
metag: move setup.c exports out of metag_ksyms.c

It's less error prone to have function symbols exported immediately
after the function rather than in metag_ksyms.c. Move each EXPORT_SYMBOL
in metag_ksyms.c for symbols defined in setup.c into setup.c

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: move kick.c exports out of metag_ksyms.c
James Hogan [Wed, 13 Feb 2013 13:01:55 +0000 (13:01 +0000)]
metag: move kick.c exports out of metag_ksyms.c

It's less error prone to have function symbols exported immediately
after the function rather than in metag_ksyms.c. Move each EXPORT_SYMBOL
in metag_ksyms.c for symbols defined in kick.c into kick.c

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: move traps.c exports out of metag_ksyms.c
James Hogan [Wed, 13 Feb 2013 12:19:03 +0000 (12:19 +0000)]
metag: move traps.c exports out of metag_ksyms.c

It's less error prone to have function symbols exported immediately
after the function rather than in metag_ksyms.c. Move each EXPORT_SYMBOL
in metag_ksyms.c for symbols defined in traps.c into traps.c

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: move irq enable out of irqflags.h on SMP
James Hogan [Tue, 12 Feb 2013 16:04:53 +0000 (16:04 +0000)]
metag: move irq enable out of irqflags.h on SMP

The SMP version of arch_local_irq_enable() uses preempt_disable(), but
<asm/irqflags.h> doesn't include <linux/preempt.h> causing the following
errors on SMP when pstore/ftrace is enabled (caught by buildbot smp
allyesconfig):

In file included from include/linux/irqflags.h:15,
                 from fs/pstore/ftrace.c:16:
arch/metag/include/asm/irqflags.h: In function 'arch_local_irq_enable':
arch/metag/include/asm/irqflags.h:84: error: implicit declaration of function 'preempt_disable'
arch/metag/include/asm/irqflags.h:86: error: implicit declaration of function 'preempt_enable_no_resched'

However <linux/preempt.h> cannot be easily included from
<asm/irqflags.h> as it can cause circular include dependencies in the
!SMP case, and potentially in the SMP case in the future. Therefore move
the SMP implementation of arch_local_irq_enable() into traps.c and use
an inline version of get_trigger_mask() which is also defined in traps.c
for SMP.

This adds an extra layer of function call / stack push when
preempt_disable needs to call other functions, however in the
non-preemptive SMP case it should be about as fast, as it was already
calling the get_trigger_mask() function which is now used inline.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agogenksyms: fix metag symbol prefix on crc symbols
James Hogan [Mon, 11 Feb 2013 15:40:24 +0000 (15:40 +0000)]
genksyms: fix metag symbol prefix on crc symbols

Meta uses symbol prefixes, so add "metag" to the list of architectures
to set the mod_prefix to "_" for. This fixes __crc_* symbols to add the
extra underscore to match _CRC_SYMBOL macro in <linux/export.h> and so
that modpost finds them.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: hugetlb: convert to vm_unmapped_area()
James Hogan [Mon, 11 Feb 2013 17:28:10 +0000 (17:28 +0000)]
metag: hugetlb: convert to vm_unmapped_area()

Convert hugetlb_get_unmapped_area_new_pmd() to use vm_unmapped_area()
rather than searching the virtual address space itself. This fixes the
following errors in linux-next due to the specified members being
removed after other architectures have already been converted:

arch/metag/mm/hugetlbpage.c: In function 'hugetlb_get_unmapped_area_new_pmd':
arch/metag/mm/hugetlbpage.c:199: error: 'struct mm_struct' has no member named 'cached_hole_size'
arch/metag/mm/hugetlbpage.c:200: error: 'struct mm_struct' has no member named 'free_area_cache'
arch/metag/mm/hugetlbpage.c:215: error: 'struct mm_struct' has no member named 'cached_hole_size'

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Acked-by: Michel Lespinasse <walken@google.com>
11 years agometag: export clear_page and copy_page
James Hogan [Mon, 11 Feb 2013 11:47:02 +0000 (11:47 +0000)]
metag: export clear_page and copy_page

Various file systems use clear_page() and copy_page(), so when they're
built as modules we get build errors like the following:

ERROR: "clear_page" [fs/ntfs/ntfs.ko] undefined!
ERROR: "copy_page" [fs/nilfs2/nilfs2.ko] undefined!

Therefore export these functions to modules from metag_ksyms.c to fix
the errors. This was hit by a randconfig build.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: export metag_code_cache_flush_all
James Hogan [Mon, 11 Feb 2013 11:43:20 +0000 (11:43 +0000)]
metag: export metag_code_cache_flush_all

Various file systems indirectly use metag_code_cache_flush_all(), so
when they're built as modules we get build errors like the following:

ERROR: "metag_code_cache_flush_all" [fs/xfs/xfs.ko] undefined!

Therefore export this function to modules to fix the errors. This was
hit by a randconfig build.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: protect more non-MMU memory regions
James Hogan [Thu, 31 Jan 2013 13:42:03 +0000 (13:42 +0000)]
metag: protect more non-MMU memory regions

Rename setup_txprivext() to setup_priv() and add initialisation of some
more per-thread privilege protection registers:

 - TxPRIVSYSR: 0x04400000-0x047fffff
               0x05000000-0x07ffffff
               0x84000000-0x87ffffff
 - TxPIOREG:   0x02000000-0x02ffffff
               0x04800000-0x048fffff
 - TxSYREG:    0x04000000-0x04000fff (except write fetch system event)

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: make TXPRIVEXT bits explicit
James Hogan [Thu, 31 Jan 2013 13:27:35 +0000 (13:27 +0000)]
metag: make TXPRIVEXT bits explicit

Define PRIV_BITS using explicit constants from <asm/metag_regs.h> rather
than with a hard coded value. This also adds a couple of missing
definitions for the TXPRIVEXT priv bits for protecting writes to TXTIMER
and the trace registers.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: kernel/setup.c: sort includes
James Hogan [Thu, 31 Jan 2013 13:38:48 +0000 (13:38 +0000)]
metag: kernel/setup.c: sort includes

Sort includes in kernel/setup.c.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agoperf: Enable building perf tools for Meta
James Hogan [Thu, 31 Jan 2013 12:22:37 +0000 (12:22 +0000)]
perf: Enable building perf tools for Meta

Define rmb(), cpu_relax(), and CPUINFO_PROC for Meta so that the perf
tools can be built for Meta.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
11 years agometag: add boot time LNKGET/LNKSET check
James Hogan [Thu, 31 Jan 2013 11:06:03 +0000 (11:06 +0000)]
metag: add boot time LNKGET/LNKSET check

Add boot time check for whether LNKGET/LNKSET go through or around the
cache. Depending on the configuration an info message (no harm), warning
(technically wrong but no harm), or big WARN (expect failure in either
kernel or userland) may be emitted if the behaviour is not as expected:

Configuration                                Hardware   Response
------------------------------------------   --------   --------
AROUND_CACHE                                 through    pr_info
!AROUND_CACHE && ATOMICITY_LNKGET            around     WARN (kernel)
     "        && !ATOMICITY_LNKGET && SMP    around     WARN (user)
     "                   "         && !SMP   around     pr_warn

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: add __init to metag_cache_probe()
James Hogan [Thu, 31 Jan 2013 11:04:49 +0000 (11:04 +0000)]
metag: add __init to metag_cache_probe()

metag_cache_probe() is only called from setup_arch(), so add the __init
attribute to it.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agometag: Add JTAG Debug Adapter (DA) support
James Hogan [Fri, 21 Sep 2012 16:38:15 +0000 (17:38 +0100)]
metag: Add JTAG Debug Adapter (DA) support

Add basic JTAG Debug Adapter (DA) support so that drivers which
communicate with the DA can detect whether one is actually present
(otherwise the target will halt indefinitely).

This allows the metag_da TTY driver and imgdafs filesystem driver to be
built, updates defconfigs, and sets up the metag_da console early if
it's configured in.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
11 years agoscripts/checkstack.pl: Add metag support
James Hogan [Wed, 17 Oct 2012 14:21:13 +0000 (15:21 +0100)]
scripts/checkstack.pl: Add metag support

Adapt checkstack.pl so that it works for metag.

Signed-off-by: James Hogan <james.hogan@imgtec.com>