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* ARM: tegra: add LED options back into tegra_defconfigStephen Warren2014-02-281-0/+3
| | | | | | | | | | | | | The last time tegra_defconfig was rebuilt, various LEDs options were somehow selected by other options, and hence their entries in tegra_defconfig were removed by "make savedefconfig". However, for some reason this is no longer happening, so we need to add the entries back into tegra_defconfig so the they are enabled in .config. Fixes: db079b1811d1 ("ARM: tegra: rebuild tegra_defconfig to add DEBUG_FS)" Reported-by: Marc Dietrich <marvin24@gmx.de> Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
* Merge tag 'omap-for-v3.14/fixes-rc4' of ↵Arnd Bergmann2014-02-288-35/+125
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes Omap fixes from Tony Lindgren: Fixes for omaps mostly to fix the 3430 display regression, and random crashes if booting n900 with device tree and thumb mode. Also few other regressions and fixes. * tag 'omap-for-v3.14/fixes-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: ARM: OMAP3: Fix pinctrl interrupts for core2 ARM: OMAP: Kill warning in CPUIDLE code with !CONFIG_SMP ARM: OMAP2+: Add support for thumb mode on DT booted N900 ARM: OMAP2+: clock: fix clkoutx2 with CLK_SET_RATE_PARENT ARM: OMAP4: hwmod: Fix SOFTRESET logic for OMAP4 ARM: DRA7: hwmod data: correct the sysc data for spinlock ARM: OMAP5: PRM: Fix reboot handling Signed-off-by: Arnd Bergmann <arnd@arndb.de>
| * ARM: OMAP3: Fix pinctrl interrupts for core2Tony Lindgren2014-02-271-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | After splitting padconf core into two parts to avoid exposing unaccessable registers, the new padconf core2 domain was left without a wake-up interrupt. Fix the issue by passing the shared wake-up interrupt in platform data like we do for padconf core and wkup domains already. Fixes: 3d49538364 (ARM: dts: Split omap3 pinmux core device) Signed-off-by: Tony Lindgren <tony@atomide.com>
| * ARM: OMAP: Kill warning in CPUIDLE code with !CONFIG_SMPSantosh Shilimkar2014-02-211-3/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | for non SMP build, NR_CPUS is 1 and hence the code complains with below warnings. arch/arm/mach-omap2/cpuidle44xx.c:207:8: warning: array subscript is above array bounds [-Warray-bounds] arch/arm/mach-omap2/cpuidle44xx.c:212:11: warning: array subscript is above array bounds [-Warray-bounds] Kill it by making array size fixed. Acked-by: Nishanth Menon <nm@ti.com> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * ARM: OMAP2+: Add support for thumb mode on DT booted N900Sebastian Reichel2014-02-211-1/+19
| | | | | | | | | | | | | | | | | | Without enabling the workaround for ARM errata 430973 thumb compiled userland crashes randomly on the Nokia N900. Signed-off-by: Sebastian Reichel <sre@debian.org> Reviewed-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * Merge tag 'for-v3.14-rc/omap-fixes-a' of ↵Tony Lindgren2014-02-216-31/+100
| |\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into omap-for-v3.14/fixes Several OMAP clock/PM/device data fixes for v3.14-rc. There's an OMAP5 reboot fix in there, plus a clock fix for rate computations involving x2 multipliers. Basic build, boot, and PM test logs are available here: http://www.pwsan.com/omap/testlogs/prcm-fixes-a-v3.14-rc/20140219131753/ Note that most full-chip PM is broken since the v3.14 merge; it's not caused by this series.
| | * ARM: OMAP2+: clock: fix clkoutx2 with CLK_SET_RATE_PARENTTomi Valkeinen2014-02-193-15/+83
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | If CLK_SET_RATE_PARENT is set for a clkoutx2 clock, calling clk_set_rate() on the clock "skips" the x2 multiplier as there are no set_rate and round_rate functions defined for the clkoutx2. This results in getting double the requested clock rates, breaking the display on omap3430 based devices. This got broken when d0f58bd3bba3877fb1af4664c4e33273d36f00e4 and related patches were merged for v3.14, as omapdss driver now relies more on the clk-framework and CLK_SET_RATE_PARENT. This patch implements set_rate and round_rate for clkoutx2. Tested on OMAP3430, OMAP3630, OMAP4460. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Acked-by: Tero Kristo <t-kristo@ti.com> Signed-off-by: Paul Walmsley <paul@pwsan.com>
| | * ARM: OMAP4: hwmod: Fix SOFTRESET logic for OMAP4Illia Smyrnov2014-02-191-9/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 313a76e (ARM: OMAP2+: hwmod: Fix SOFTRESET logic) introduced softreset bit cleaning right after set one. It is caused L3 error for OMAP4 ISS because ISS register write occurs when ISS reset process is in progress. Avoid this situation by cleaning softreset bit later, when reset process is successfully finished. Signed-off-by: Illia Smyrnov <illia.smyrnov@globallogic.com> Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com> Acked-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Paul Walmsley <paul@pwsan.com>
| | * ARM: DRA7: hwmod data: correct the sysc data for spinlockSuman Anna2014-02-191-5/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The spinlock module's SYSCONFIG register on DRA7xx does not support smart wakeup, and also does not have the CLKACTIVITY field. The sysc data for spinlock module has been appropriately fixed up to reflect the same. Cc: Ambresh K <ambresh@ti.com> Signed-off-by: Suman Anna <s-anna@ti.com> Signed-off-by: Paul Walmsley <paul@pwsan.com>
| | * ARM: OMAP5: PRM: Fix reboot handlingVaibhav Bedia2014-02-191-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Use the correct register offset for issuing the reset command in OMAP5. Since dev_inst is set dynamically OMAP4 should not be affected by this change. Signed-off-by: Vaibhav Bedia <vaibhav.bedia@gmail.com> Tested-by: Lokesh Vutla <lokeshvutla@ti.com> Acked-by: Rajendra Nayak <rnayak@ti.com> Signed-off-by: Paul Walmsley <paul@pwsan.com>
* | | MAINTAINERS: add additional ARM BCM281xx/BCM11xxx maintainerMatt Porter2014-02-231-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | Add myself as an additional maintainer for the Broadcom mobile SoCs. Signed-off-by: Matt Porter <mporter@linaro.org> Acked-by: Christian Daudt <bcm@fixthebug.org> Signed-off-by: Olof Johansson <olof@lixom.net>
* | | ARM: tegra: only run PL310 init on systems with oneStephen Warren2014-02-181-0/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Fix tegra_init_cache() to check whether the system has a PL310 cache before touching the PL310 registers. This prevents access to non-existent registers on Tegra114 and later. Note for stable kernels: In <= v3.12, the file to patch is arch/arm/mach-tegra/common.c. Cc: <stable@vger.kernel.org> # v3.9+ Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Olof Johansson <olof@lixom.net>
* | | ARM: tegra: Add head numbers to display controllersThierry Reding2014-02-183-0/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The number of the head specifies the index of the display controller unit and is required to properly configure outputs so that they receive video data from the correct source. Signed-off-by: Thierry Reding <treding@nvidia.com> Acked-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Olof Johansson <olof@lixom.net>
* | | Merge tag 'mvebu-dt-fixes-3.14' of git://git.infradead.org/linux-mvebu into ↵Olof Johansson2014-02-182-12/+2
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | fixes mvebu dt fixes for v3.14 - mvebu: add missing 'eth3' alias for mv78260 - dove: revert PMU interrupt controller node, wait for driver to land. * tag 'mvebu-dt-fixes-3.14' of git://git.infradead.org/linux-mvebu: ARM: dove: dt: revert PMU interrupt controller node ARM: mvebu: dt: add missing alias 'eth3' on Armada XP mv78260 Signed-off-by: Olof Johansson <olof@lixom.net>
| * | | ARM: dove: dt: revert PMU interrupt controller nodeJason Cooper2014-02-181-11/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The corresponding driver didn't make it into v3.14, so we need to remove the node. Dove systems fail to boot with the node present and no driver. This node will be re-added when the driver makes it to mainline. Reported-by: Jean-Francois Moine <moinejf@free.fr> Tested-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Jason Cooper <jason@lakedaemon.net>
| * | | ARM: mvebu: dt: add missing alias 'eth3' on Armada XP mv78260Willy Tarreau2014-02-051-1/+2
| | |/ | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | It was correctly set on mv78460 but not on mv78260, resulting in my OpenBlocks AX3-4 retrieving only 3 of its 4 MAC addresses from the boot loader. Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Cc: Gregory CLEMENT <gregory.clement@free-electrons.com> Signed-off-by: Willy Tarreau <w@1wt.eu> Acked-by: Gregory CLEMENT <gregory.clement@free-electrons.com> Signed-off-by: Jason Cooper <jason@lakedaemon.net>
* | | ARM: imx6: build pm-imx6q.c independently of CONFIG_PMShawn Guo2014-02-182-5/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When building a kernel image with only CONFIG_CPU_IDLE but no CONFIG_PM, we will get the following link error. LD init/built-in.o arch/arm/mach-imx/built-in.o: In function `imx6q_enter_wait': platform-spi_imx.c:(.text+0x25c0): undefined reference to `imx6q_set_lpm' platform-spi_imx.c:(.text+0x25d4): undefined reference to `imx6q_set_lpm' arch/arm/mach-imx/built-in.o: In function `imx6q_cpuidle_init': platform-spi_imx.c:(.init.text+0x75d4): undefined reference to `imx6q_set_chicken_bit' make[1]: *** [vmlinux] Error 1 Since pm-imx6q.c has been a collection of library functions that access CCM low-power registers used by not only suspend but also cpuidle and other drivers, let's build pm-imx6q.c independently of CONFIG_PM to fix above error. Reported-by: Lucas Stach <l.stach@pengutronix.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Cc: stable@vger.kernel.org Acked-by: Christian Gmeiner <christian.gmeiner@gmail.com> Signed-off-by: Olof Johansson <olof@lixom.net>
* | | Merge tag 'omap-for-v3.14/fixes-against-rc1' of ↵Olof Johansson2014-02-1815-30/+72
|\ \ \ | | |/ | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes Fixes for omaps, mostly to deal with the 34xx vs 36xx SoC configuration for overo boards. * tag 'omap-for-v3.14/fixes-against-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: Documentation: dt: OMAP: Update Overo/Tobi ARM: dts: Add support for both OMAP35xx and OMAP36xx Overo/Tobi ARM: dts: omap3-tobi: Use the correct vendor prefix ARM: dts: omap3-tobi: Fix boot with OMAP36xx-based Overo ARM: OMAP2+: Remove legacy macros for zoom platforms ARM: OMAP2+: Remove MACH_NOKIA_N800 ARM: dts: N900: add missing compatible property ARM: dts: N9/N950: fix boot hang with 3.14-rc1 ARM: OMAP1: nokia770: enable tahvo-usb ARM: OMAP2+: gpmc: fix: DT ONENAND child nodes not probed when MTD_ONENAND is built as module ARM: OMAP2+: gpmc: fix: DT NAND child nodes not probed when MTD_NAND is built as module ARM: dts: omap3-gta04: Fix mmc1 properties. ARM: dts: omap3-gta04: Fix 'aux' gpio key flags. ARM: OMAP2+: add missing ARCH_HAS_OPP ARM: dts: am335x-evmsk: Fix mmc1 support ARM: DTS: am335x-evmsk: Correct audio clock frequency ARM: dts: omap3-gta04: Add EOC irq gpio line handling. Signed-off-by: Olof Johansson <olof@lixom.net>
| * | Documentation: dt: OMAP: Update Overo/TobiFlorian Vaussard2014-02-141-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | Update the compatible string for Overo/Tobi to reflect the latest changes. Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch> Acked-by: Nishanth Menon <nm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: dts: Add support for both OMAP35xx and OMAP36xx Overo/TobiFlorian Vaussard2014-02-134-7/+46
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Unfortunatly the device tree for older OMAP35xx Overo cannot be used with newer OMAP36xx and vice-versa. To address this issue, move most of the Tobi DTS to a common include file, and create model-specific Tobi DTS. Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch> Tested-by: Kevin Hilman <khilman@linaro.org> Acked-by: Nishanth Menon <nm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: dts: omap3-tobi: Use the correct vendor prefixFlorian Vaussard2014-02-131-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | Gumstix is the correct vendor for all Overo related products. Reported-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch> Acked-by: Nishanth Menon <nm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: dts: omap3-tobi: Fix boot with OMAP36xx-based OveroFlorian Vaussard2014-02-132-4/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Tobi expansion board can be used with both OMAP35xx-based Overo, and OMAP36xx-based Overo. Currently the boot is broken with newer OMAP36xx-based Overo (Storm and alike). Fix include file and compatible string to be able to boot newer models. This will break older models. This will be addressed later. Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch> Tested-by: Kevin Hilman <khilman@linaro.org> Acked-by: Nishanth Menon <nm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: OMAP2+: Remove legacy macros for zoom platformsPaul Bolle2014-02-131-9/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 97411608fd5f ("ARM: OMAP2+: Remove legacy support for zoom platforms") removed the Kconfig symbols MACH_OMAP_ZOOM2 and MACH_OMAP_ZOOM3. Remove the last usage of the related macros too. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: OMAP2+: Remove MACH_NOKIA_N800Paul Bolle2014-02-131-4/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The last caller of machine_is_nokia_n800() was removed in commit 5a87cde490e1 ("ARM: OMAP2+: Remove legacy booting support for n8x0"). That means that the Kconfig symbol MACH_NOKIA_N800 is now unused. It can safely be removed. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Acked-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: dts: N900: add missing compatible propertyAaro Koskinen2014-02-131-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | Add missing compatible property to avoid problems in the future. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Reviewed-by: Nishanth Menon <nm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: dts: N9/N950: fix boot hang with 3.14-rc1Aaro Koskinen2014-02-132-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | N9/N950 does not boot anymore with 3.14-rc1, because SoC compatible property is missing. Fix that. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Reviewed-by: Nishanth Menon <nm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: OMAP1: nokia770: enable tahvo-usbAaro Koskinen2014-02-131-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | Add platform data for tahvo-usb. This is the last missing piece to get Tahvo USB working with 3.14. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: OMAP2+: gpmc: fix: DT ONENAND child nodes not probed when MTD_ONENAND ↵Pekon Gupta2014-02-131-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | is built as module Fixes: commit 75d3625e0e86b2d8d77b4e9c6f685fd7ea0d5a96 ARM: OMAP2+: gpmc: add DT bindings for OneNAND OMAP SoC(s) depend on GPMC controller driver to parse GPMC DT child nodes and register them platform_device for ONENAND driver to probe later. However this does not happen if generic MTD_ONENAND framework is built as module (CONFIG_MTD_ONENAND=m). Therefore, when MTD/ONENAND and MTD/ONENAND/OMAP2 modules are loaded, they are unable to find any matching platform_device and remain un-binded. This causes on board ONENAND flash to remain un-detected. This patch causes GPMC controller to parse DT nodes when CONFIG_MTD_ONENAND=y || CONFIG_MTD_ONENAND=m CC: <stable@vger.kernel.org> # 3.9.x+ Signed-off-by: Pekon Gupta <pekon@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: OMAP2+: gpmc: fix: DT NAND child nodes not probed when MTD_NAND is ↵Pekon Gupta2014-02-131-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | built as module Fixes: commit bc6b1e7b86f5d8e4a6fc1c0189e64bba4077efe0 ARM: OMAP: gpmc: add DT bindings for GPMC timings and NAND OMAP SoC(s) depend on GPMC controller driver to parse GPMC DT child nodes and register them platform_device for NAND driver to probe later. However this does not happen if generic MTD_NAND framework is built as module (CONFIG_MTD_NAND=m). Therefore, when MTD/NAND and MTD/NAND/OMAP2 modules are loaded, they are unable to find any matching platform_device and remain un-binded. This causes on board NAND flash to remain un-detected. This patch causes GPMC controller to parse DT nodes when CONFIG_MTD_NAND=y || CONFIG_MTD_NAND=m CC: <stable@vger.kernel.org> # 3.9.x+ Signed-off-by: Pekon Gupta <pekon@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: dts: omap3-gta04: Fix mmc1 properties.Marek Belisko2014-02-131-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | Does not have an aux supply, and must be non-removable. Otherwise it is removed during suspend and filesystem gets confused. Signed-off-by: NeilBrown <neilb@suse.de> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: dts: omap3-gta04: Fix 'aux' gpio key flags.NeilBrown2014-02-131-1/+1
| | | | | | | | | | | | | | | | | | | | | It should be ACTIVE_HIGH. Signed-off-by: NeilBrown <neilb@suse.de> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: OMAP2+: add missing ARCH_HAS_OPPNishanth Menon2014-02-131-0/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | OMAP5, DRA7, AM43xx all have OPPs. So select the same to allow SoC only configuration boot to work with OPP. Reported-by: Nikhil Devshatwar <nikhil.nd@ti.com> Signed-off-by: Nishanth Menon <nm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: dts: am335x-evmsk: Fix mmc1 supportPeter Ujfalusi2014-02-131-0/+9
| | | | | | | | | | | | | | | | | | | | | | | | Add pinctrl section and cd-gpio to mmc1. Without these the SD card is not working on EVM-SK board. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: DTS: am335x-evmsk: Correct audio clock frequencyPeter Ujfalusi2014-02-131-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | The clock for audio is sourced from virt_24000000_ck, so the correct frequency is 24000000. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | ARM: dts: omap3-gta04: Add EOC irq gpio line handling.Marek Belisko2014-02-131-0/+2
| |/ | | | | | | | | | | | | | | | | BMP085 EOC (End Of Conversion) irq line is connected to gpio113 on gta04. Set irq properties to have driver using irq instead polling for EOC. Signed-off-by: Marek Belisko <marek@goldelico.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
* | ARM: tegra: fix RTC0 alias for CardhuStephen Warren2014-02-181-1/+1
| | | | | | | | | | | | | | | | | | This alias entry was evidently cut/paste from a different board, and not correctly updated to match Cardhu. Fix this. Fixes: 553c0a200e20 ("ARM: tegra: set up /aliases entries for RTCs") Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Olof Johansson <olof@lixom.net>
* | Merge tag 'pwm_pxa_for_v3.14' of ↵Olof Johansson2014-02-181-0/+9
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | https://git.kernel.org/pub/scm/linux/kernel/git/hzhuang1/linux into fixes * tag 'pwm_pxa_for_v3.14' of https://git.kernel.org/pub/scm/linux/kernel/git/hzhuang1/linux: ARM: pxa: Add dummy backlight power supply on Mitac Mio A701 Signed-off-by: Olof Johansson <olof@lixom.net>
| * | ARM: pxa: Add dummy backlight power supply on Mitac Mio A701Thierry Reding2014-02-111-0/+9
| |/ | | | | | | | | | | | | | | | | | | | | | | | | | | Recent changes to the pwm-backlight driver have made the power supply mandatory. There is code in the regulator core to deal with situations where no regulator is specified and provide a dummy, but that works on DT-based boards only. The situation can be remedied by adding a dummy regulator during board initialization. Tested-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Thierry Reding <thierry.reding@gmail.com> Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
* | Linux 3.14-rc3v3.14-rc3Linus Torvalds2014-02-161-1/+1
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* | Merge branch 'for-linus' of ↵Linus Torvalds2014-02-167-23/+28
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs Pull btrfs fixes from Chris Mason: "We have a small collection of fixes in my for-linus branch. The big thing that stands out is a revert of a new ioctl. Users haven't shipped yet in btrfs-progs, and Dave Sterba found a better way to export the information" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: Btrfs: use right clone root offset for compressed extents btrfs: fix null pointer deference at btrfs_sysfs_add_one+0x105 Btrfs: unset DCACHE_DISCONNECTED when mounting default subvol Btrfs: fix max_inline mount option Btrfs: fix a lockdep warning when cleaning up aborted transaction Revert "btrfs: add ioctl to export size of global metadata reservation"
| * | Btrfs: use right clone root offset for compressed extentsFilipe David Borba Manana2014-02-151-0/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For non compressed extents, iterate_extent_inodes() gives us offsets that take into account the data offset from the file extent items, while for compressed extents it doesn't. Therefore we have to adjust them before placing them in a send clone instruction. Not doing this adjustment leads to the receiving end requesting for a wrong a file range to the clone ioctl, which results in different file content from the one in the original send root. Issue reproducible with the following excerpt from the test I made for xfstests: _scratch_mkfs _scratch_mount "-o compress-force=lzo" $XFS_IO_PROG -f -c "truncate 118811" $SCRATCH_MNT/foo $XFS_IO_PROG -c "pwrite -S 0x0d -b 39987 92267 39987" $SCRATCH_MNT/foo $BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/mysnap1 $XFS_IO_PROG -c "pwrite -S 0x3e -b 80000 200000 80000" $SCRATCH_MNT/foo $BTRFS_UTIL_PROG filesystem sync $SCRATCH_MNT $XFS_IO_PROG -c "pwrite -S 0xdc -b 10000 250000 10000" $SCRATCH_MNT/foo $XFS_IO_PROG -c "pwrite -S 0xff -b 10000 300000 10000" $SCRATCH_MNT/foo # will be used for incremental send to be able to issue clone operations $BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/clones_snap $BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/mysnap2 $FSSUM_PROG -A -f -w $tmp/1.fssum $SCRATCH_MNT/mysnap1 $FSSUM_PROG -A -f -w $tmp/2.fssum -x $SCRATCH_MNT/mysnap2/mysnap1 \ -x $SCRATCH_MNT/mysnap2/clones_snap $SCRATCH_MNT/mysnap2 $FSSUM_PROG -A -f -w $tmp/clones.fssum $SCRATCH_MNT/clones_snap \ -x $SCRATCH_MNT/clones_snap/mysnap1 -x $SCRATCH_MNT/clones_snap/mysnap2 $BTRFS_UTIL_PROG send $SCRATCH_MNT/mysnap1 -f $tmp/1.snap $BTRFS_UTIL_PROG send $SCRATCH_MNT/clones_snap -f $tmp/clones.snap $BTRFS_UTIL_PROG send -p $SCRATCH_MNT/mysnap1 \ -c $SCRATCH_MNT/clones_snap $SCRATCH_MNT/mysnap2 -f $tmp/2.snap _scratch_unmount _scratch_mkfs _scratch_mount $BTRFS_UTIL_PROG receive $SCRATCH_MNT -f $tmp/1.snap $FSSUM_PROG -r $tmp/1.fssum $SCRATCH_MNT/mysnap1 2>> $seqres.full $BTRFS_UTIL_PROG receive $SCRATCH_MNT -f $tmp/clones.snap $FSSUM_PROG -r $tmp/clones.fssum $SCRATCH_MNT/clones_snap 2>> $seqres.full $BTRFS_UTIL_PROG receive $SCRATCH_MNT -f $tmp/2.snap $FSSUM_PROG -r $tmp/2.fssum $SCRATCH_MNT/mysnap2 2>> $seqres.full Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com> Signed-off-by: Chris Mason <clm@fb.com>
| * | btrfs: fix null pointer deference at btrfs_sysfs_add_one+0x105Anand Jain2014-02-151-2/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | bdev is null when disk has disappeared and mounted with the degrade option stack trace --------- btrfs_sysfs_add_one+0x105/0x1c0 [btrfs] open_ctree+0x15f3/0x1fe0 [btrfs] btrfs_mount+0x5db/0x790 [btrfs] ? alloc_pages_current+0xa4/0x160 mount_fs+0x34/0x1b0 vfs_kern_mount+0x62/0xf0 do_mount+0x22e/0xa80 ? __get_free_pages+0x9/0x40 ? copy_mount_options+0x31/0x170 SyS_mount+0x7e/0xc0 system_call_fastpath+0x16/0x1b --------- reproducer: ------- mkfs.btrfs -draid1 -mraid1 /dev/sdc /dev/sdd (detach a disk) devmgt detach /dev/sdc [1] mount -o degrade /dev/sdd /btrfs ------- [1] github.com/anajain/devmgt.git Signed-off-by: Anand Jain <Anand.Jain@oracle.com> Tested-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Signed-off-by: Chris Mason <clm@fb.com>
| * | Btrfs: unset DCACHE_DISCONNECTED when mounting default subvolJosef Bacik2014-02-142-2/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A user was running into errors from an NFS export of a subvolume that had a default subvol set. When we mount a default subvol we will use d_obtain_alias() to find an existing dentry for the subvolume in the case that the root subvol has already been mounted, or a dummy one is allocated in the case that the root subvol has not already been mounted. This allows us to connect the dentry later on if we wander into the path. However if we don't ever wander into the path we will keep DCACHE_DISCONNECTED set for a long time, which angers NFS. It doesn't appear to cause any problems but it is annoying nonetheless, so simply unset DCACHE_DISCONNECTED in the get_default_root case and switch btrfs_lookup() to use d_materialise_unique() instead which will make everything play nicely together and reconnect stuff if we wander into the defaul subvol path from a different way. With this patch I'm no longer getting the NFS errors when exporting a volume that has been mounted with a default subvol set. Thanks, cc: bfields@fieldses.org cc: ebiederm@xmission.com Signed-off-by: Josef Bacik <jbacik@fb.com> Acked-by: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Chris Mason <clm@fb.com>
| * | Btrfs: fix max_inline mount optionMitch Harder2014-02-141-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently, the only mount option for max_inline that has any effect is max_inline=0. Any other value that is supplied to max_inline will be adjusted to a minimum of 4k. Since max_inline has an effective maximum of ~3900 bytes due to page size limitations, the current behaviour only has meaning for max_inline=0. This patch will allow the the max_inline mount option to accept non-zero values as indicated in the documentation. Signed-off-by: Mitch Harder <mitch.harder@sabayonlinux.org> Signed-off-by: Chris Mason <clm@fb.com>
| * | Btrfs: fix a lockdep warning when cleaning up aborted transactionLiu Bo2014-02-141-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Given now we have 2 spinlock for management of delayed refs, CONFIG_DEBUG_SPINLOCK=y helped me find this, [ 4723.413809] BUG: spinlock wrong CPU on CPU#1, btrfs-transacti/2258 [ 4723.414882] lock: 0xffff880048377670, .magic: dead4ead, .owner: btrfs-transacti/2258, .owner_cpu: 2 [ 4723.417146] CPU: 1 PID: 2258 Comm: btrfs-transacti Tainted: G W O 3.12.0+ #4 [ 4723.421321] Call Trace: [ 4723.421872] [<ffffffff81680fe7>] dump_stack+0x54/0x74 [ 4723.422753] [<ffffffff81681093>] spin_dump+0x8c/0x91 [ 4723.424979] [<ffffffff816810b9>] spin_bug+0x21/0x26 [ 4723.425846] [<ffffffff81323956>] do_raw_spin_unlock+0x66/0x90 [ 4723.434424] [<ffffffff81689bf7>] _raw_spin_unlock+0x27/0x40 [ 4723.438747] [<ffffffffa015da9e>] btrfs_cleanup_one_transaction+0x35e/0x710 [btrfs] [ 4723.443321] [<ffffffffa015df54>] btrfs_cleanup_transaction+0x104/0x570 [btrfs] [ 4723.444692] [<ffffffff810c1b5d>] ? trace_hardirqs_on_caller+0xfd/0x1c0 [ 4723.450336] [<ffffffff810c1c2d>] ? trace_hardirqs_on+0xd/0x10 [ 4723.451332] [<ffffffffa015e5ee>] transaction_kthread+0x22e/0x270 [btrfs] [ 4723.452543] [<ffffffffa015e3c0>] ? btrfs_cleanup_transaction+0x570/0x570 [btrfs] [ 4723.457833] [<ffffffff81079efa>] kthread+0xea/0xf0 [ 4723.458990] [<ffffffff81079e10>] ? kthread_create_on_node+0x140/0x140 [ 4723.460133] [<ffffffff81692aac>] ret_from_fork+0x7c/0xb0 [ 4723.460865] [<ffffffff81079e10>] ? kthread_create_on_node+0x140/0x140 [ 4723.496521] ------------[ cut here ]------------ ---------------------------------------------------------------------- The reason is that we get to call cond_resched_lock(&head_ref->lock) while still holding @delayed_refs->lock. So it's different with __btrfs_run_delayed_refs(), where we do drop-acquire dance before and after actually processing delayed refs. Here we don't drop the lock, others are not able to add new delayed refs to head_ref, so cond_resched_lock(&head_ref->lock) is not necessary here. Signed-off-by: Liu Bo <bo.li.liu@oracle.com> Signed-off-by: Chris Mason <clm@fb.com>
| * | Revert "btrfs: add ioctl to export size of global metadata reservation"Chris Mason2014-02-142-17/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This reverts commit 01e219e8069516cdb98594d417b8bb8d906ed30d. David Sterba found a different way to provide these features without adding a new ioctl. We haven't released any progs with this ioctl yet, so I'm taking this out for now until we finalize things. Signed-off-by: Chris Mason <clm@fb.com> Signed-off-by: David Sterba <dsterba@suse.cz> CC: Jeff Mahoney <jeffm@suse.com>
* | | Merge tag 'dt-fixes-for-3.14' of ↵Linus Torvalds2014-02-161-34/+54
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux Pull devicetree fixes from Rob Herring: "Fix booting on PPC boards. Changes to of_match_node matching caused the serial port on some PPC boards to stop working. Reverted the change and reimplement to split matching between new style compatible only matching and fallback to old matching algorithm" * tag 'dt-fixes-for-3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: of: search the best compatible match first in __of_match_node() Revert "OF: base: match each node compatible against all given matches first"
| * | | of: search the best compatible match first in __of_match_node()Kevin Hao2014-02-151-1/+42
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently, of_match_node compares each given match against all node's compatible strings with of_device_is_compatible. To achieve multiple compatible strings per node with ordering from specific to generic, this requires given matches to be ordered from specific to generic. For most of the drivers this is not true and also an alphabetical ordering is more sane there. Therefore, this patch introduces a function to match each of the node's compatible strings against all given compatible matches without type and name first, before checking the next compatible string. This implies that node's compatibles are ordered from specific to generic while given matches can be in any order. If we fail to find such a match entry, then fall-back to the old method in order to keep compatibility. Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Signed-off-by: Kevin Hao <haokexin@gmail.com> Tested-by: Stephen Chivers <schivers@csc.com> Signed-off-by: Rob Herring <robh@kernel.org>
| * | | Revert "OF: base: match each node compatible against all given matches first"Kevin Hao2014-02-141-37/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This reverts commit 105353145eafb3ea919f5cdeb652a9d8f270228e. Stephen Chivers reported this is broken as we will get a match entry '.type = "serial"' instead of the '.compatible = "ns16550"' in the following scenario: serial0: serial@4500 { compatible = "fsl,ns16550", "ns16550"; } struct of_device_id of_platform_serial_table[] = { { .compatible = "ns8250", .data = (void *)PORT_8250, }, { .compatible = "ns16450", .data = (void *)PORT_16450, }, { .compatible = "ns16550a", .data = (void *)PORT_16550A, }, { .compatible = "ns16550", .data = (void *)PORT_16550, }, { .compatible = "ns16750", .data = (void *)PORT_16750, }, { .compatible = "ns16850", .data = (void *)PORT_16850, }, ... { .type = "serial", .data = (void *)PORT_UNKNOWN, }, { /* end of list */ }, }; So just revert this patch, we will use another implementation to find the best compatible match in a follow-on patch. Reported-by: Stephen N Chivers <schivers@csc.com.au> Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Signed-off-by: Kevin Hao <haokexin@gmail.com> Signed-off-by: Rob Herring <robh@kernel.org>
* | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pendingLinus Torvalds2014-02-1511-23/+30
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull SCSI target fixes from Nicholas Bellinger: "Mostly minor fixes this time to v3.14-rc1 related changes. Also included is one fix for a free after use regression in persistent reservations UNREGISTER logic that is CC'ed to >= v3.11.y stable" * git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: Target/sbc: Fix protection copy routine IB/srpt: replace strict_strtoul() with kstrtoul() target: Simplify command completion by removing CMD_T_FAILED flag iser-target: Fix leak on failure in isert_conn_create_fastreg_pool iscsi-target: Fix SNACK Type 1 + BegRun=0 handling target: Fix missing length check in spc_emulate_evpd_83() qla2xxx: Remove last vestiges of qla_tgt_cmd.cmd_list target: Fix 32-bit + CONFIG_LBDAF=n link error w/ sector_div target: Fix free-after-use regression in PR unregister