Commit Graph

39964 Commits

Author SHA1 Message Date
Heiko Stuebner 0892fed70f ARM: dts: rockchip: relicense rk3188.dtsi under GPLv2/X11
GPLv2-only devicetrees make reuse difficult for software components licensed
under a different license.

The consensus is that a GPL/X11 dual-license should allow all necessary uses,
so relicense the rk3188.dtsi to this combination.

CCs were aquired by git shortlog -sne so it should've hopefully catched
every contributor.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Beniamino Galvani <b.galvani@gmail.com>
Acked-by: Romain Perier <romain.perier@gmail.com>
Acked-by: Julien Chauveau <chauveau.julien@gmail.com>
Acked-by: Max Schwarz <max.schwarz@online.de>
2015-05-13 22:53:53 +02:00
Heiko Stuebner 5218c6bcb8 ARM: dts: rockchip: relicense rk3066a.dtsi under GPLv2/X11
GPLv2-only devicetrees make reuse difficult for software components licensed
under a different license.

The consensus is that a GPL/X11 dual-license should allow all necessary uses,
so relicense the rk3066a.dtsi to this combination.

CCs were aquired by git shortlog -sne so it should've hopefully catched
every contributor.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Beniamino Galvani <b.galvani@gmail.com>
Acked-by: Romain Perier <romain.perier@gmail.com>
Acked-by: Julien Chauveau <chauveau.julien@gmail.com>
2015-05-13 22:52:58 +02:00
Heiko Stuebner d6250a1fdd ARM: dts: rockchip: relicense rk3xxx.dtsi under GPLv2/X11
GPLv2-only devicetrees make reuse difficult for software components licensed
under a different license.

The consensus is that a GPL/X11 dual-license should allow all necessary uses,
so relicense the rk3xxx.dtsi to this combination.

CCs were aquired by git shortlog -sne so it should've hopefully catched
every contributor.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Beniamino Galvani <b.galvani@gmail.com>
Acked-by: Romain Perier <romain.perier@gmail.com>
Acked-by: Julien Chauveau <chauveau.julien@gmail.com>
2015-05-13 22:51:56 +02:00
Michael Niewöhner 9ab79be0da ARM: dts: rockchip: add system-power-controller to act8846 on radxarock
The act8846 is the main pmic and system-power-controller on radxarock boards,
so add the necessary property.

Signed-off-by: Michael Niewoehner <mniewoeh@stud.hs-offenburg.de>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2015-05-12 22:27:05 +02:00
Yunzhi Li cabd2ea216 ARM: dts: rockchip: add properties for dwc2 usb otg controller
Add properties for dwc2 usb device controller according to
Documentation/devicetree/bindings/usb/dwc2.txt

Signed-off-by: Yunzhi Li <lyz@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2015-04-27 18:37:14 +02:00
Heiko Stuebner 8c653f9ab6 ARM: dts: rockchip: enable tsadc on rk3288 boards
The tsadc is used to read cpu and gpu temperatures. Also enable it on the
other rk3288 boards beside the evb using the cru reset settings.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2015-04-27 09:27:41 +02:00
Heiko Stuebner 7112602921 ARM: dts: rockchip: add act8846 supplies on rk3288-firefly
We defined bindings for the supply handling of act8846 regulators now, so
describe those on the firefly too.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2015-04-27 09:27:41 +02:00
Doug Anderson e565abe10b ARM: dts: rockchip: Specify VMMC and VQMMC on rk3288-evb
Specifying these rails should eventually let us do UHS.

Signed-off-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2015-04-27 09:27:41 +02:00
Sonny Rao f18407800e ARM: dts: rockchip: Enable Cortex-A12 HW PMU events on rk3288
This adds the dts node for the PMU with the correct PMUIRQ interrupts
for each core.

Signed-off-by: Sonny Rao <sonnyrao@chromium.org>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2015-04-27 09:27:41 +02:00
Linus Torvalds eadf16a912 This mostly includes the PPC changes for 4.1, which this time cover
Book3S HV only (debugging aids, minor performance improvements and some
 cleanups).  But there are also bug fixes and small cleanups for ARM,
 x86 and s390.
 
 The task_migration_notifier revert and real fix is still pending review,
 but I'll send it as soon as possible after -rc1.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull second batch of KVM changes from Paolo Bonzini:
 "This mostly includes the PPC changes for 4.1, which this time cover
  Book3S HV only (debugging aids, minor performance improvements and
  some cleanups).  But there are also bug fixes and small cleanups for
  ARM, x86 and s390.

  The task_migration_notifier revert and real fix is still pending
  review, but I'll send it as soon as possible after -rc1"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (29 commits)
  KVM: arm/arm64: check IRQ number on userland injection
  KVM: arm: irqfd: fix value returned by kvm_irq_map_gsi
  KVM: VMX: Preserve host CR4.MCE value while in guest mode.
  KVM: PPC: Book3S HV: Use msgsnd for signalling threads on POWER8
  KVM: PPC: Book3S HV: Translate kvmhv_commence_exit to C
  KVM: PPC: Book3S HV: Streamline guest entry and exit
  KVM: PPC: Book3S HV: Use bitmap of active threads rather than count
  KVM: PPC: Book3S HV: Use decrementer to wake napping threads
  KVM: PPC: Book3S HV: Don't wake thread with no vcpu on guest IPI
  KVM: PPC: Book3S HV: Get rid of vcore nap_count and n_woken
  KVM: PPC: Book3S HV: Move vcore preemption point up into kvmppc_run_vcpu
  KVM: PPC: Book3S HV: Minor cleanups
  KVM: PPC: Book3S HV: Simplify handling of VCPUs that need a VPA update
  KVM: PPC: Book3S HV: Accumulate timing information for real-mode code
  KVM: PPC: Book3S HV: Create debugfs file for each guest's HPT
  KVM: PPC: Book3S HV: Add ICP real mode counters
  KVM: PPC: Book3S HV: Move virtual mode ICP functions to real-mode
  KVM: PPC: Book3S HV: Convert ICS mutex lock to spin lock
  KVM: PPC: Book3S HV: Add guest->host real mode completion counters
  KVM: PPC: Book3S HV: Add helpers for lock/unlock hpte
  ...
2015-04-26 13:06:22 -07:00
Linus Torvalds d6a4c0e5d3 Merge branch 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma
Pull slave-dmaengine updates from Vinod Koul:

 - new drivers for:
        - Ingenic JZ4780 controller
        - APM X-Gene controller
        - Freescale RaidEngine device
        - Renesas USB Controller

  - remove device_alloc_chan_resources dummy handlers

  - sh driver cleanups for peri peri and related emmc and asoc patches
    as well

  - fixes and enhancements spread over the drivers

* 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma: (59 commits)
  dmaengine: dw: don't prompt for DW_DMAC_CORE
  dmaengine: shdmac: avoid unused variable warnings
  dmaengine: fix platform_no_drv_owner.cocci warnings
  dmaengine: pch_dma: fix memory leak on failure path in pch_dma_probe()
  dmaengine: at_xdmac: unlock spin lock before return
  dmaengine: xgene: devm_ioremap() returns NULL on error
  dmaengine: xgene: buffer overflow in xgene_dma_init_channels()
  dmaengine: usb-dmac: Fix dereferencing freed memory 'desc'
  dmaengine: sa11x0: report slave capabilities to upper layers
  dmaengine: vdma: Fix compilation warnings
  dmaengine: fsl_raid: statify fsl_re_chan_probe
  dmaengine: Driver support for FSL RaidEngine device.
  dmaengine: xgene_dma_init_ring_mngr() can be static
  Documentation: dma: Add documentation for the APM X-Gene SoC DMA device DTS binding
  arm64: dts: Add APM X-Gene SoC DMA device and DMA clock DTS nodes
  dmaengine: Add support for APM X-Gene SoC DMA engine driver
  dmaengine: usb-dmac: Add Renesas USB DMA Controller (USB-DMAC) driver
  dmaengine: renesas,usb-dmac: Add device tree bindings documentation
  dmaengine: edma: fixed wrongly initialized data parameter to the edma callback
  dmaengine: ste_dma40: fix implicit conversion
  ...
2015-04-24 09:49:37 -07:00
Linus Torvalds fb65d872d7 Merge branch 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM fixes from Russell King:
 "A few fixes for the recently merged development updates:

   - the update to convert a code branch in the procinfo structure
     forgot to update the nommu code.

   - VDSO only supported for V7 CPUs and later.

   - VDSO build creates files which should be ignored by git but are not.

   - ensure that make arch/arm/vdso/ doesn't build if it isn't enabled"

* 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm:
  ARM: 8344/1: VDSO: honor CONFIG_VDSO in Makefile
  ARM: 8343/1: VDSO: add build artifacts to .gitignore
  ARM: Fix nommu booting
  ARM: 8342/1: VDSO: depend on CPU_V7
2015-04-24 08:10:53 -07:00
Russell King 6b7acae74f Merge branches 'misc' and 'vdso' into for-next 2015-04-23 21:05:16 +00:00
Linus Torvalds 7dcca3e92a Merge git://www.linux-watchdog.org/linux-watchdog
Pull watchdog updates from Wim Van Sebroeck:
 "This contains following changes:

   - Octeon: convert to watchdog-API and apply some fixes
   - Cadence wdt: remove dependency on ARCH
   - add DT bindings for qcom + msm
   - bcm281xx: Remove use of seq_printf return value
   - stmp3xxx_rtc_wdt + pnx4008_wdt: fix broken email addresses"

* git://www.linux-watchdog.org/linux-watchdog:
  watchdog: stmp3xxx_rtc_wdt: fix broken email address
  watchdog: pnx4008_wdt: fix broken email address
  watchdog: octeon: use fixed length string for register names
  watchdog: octeon: fix some trivial coding style issues
  watchdog: octeon: convert to WATCHDOG_CORE API
  watchdog: cadence: Remove Kconfig dependency on ARCH
  ARM: msm: add watchdog entries to DT timer binding doc
  ARM: qcom: add description of KPSS WDT for IPQ8064
  watchdog: qcom: use timer devicetree binding
  watchdog: bcm281xx: Remove use of seq_printf return value
2015-04-22 11:22:55 -07:00
Linus Torvalds 8b3c8ba3d8 ARM: SoC late changes for v4.1
We were expecting to sit on this branch through most of the merge window since
 the contents was merged into our tree late, but we ended up sitting on all of
 our contents so it can go in with the rest.
 
 The contents here is:
 
 - A large branch of cleanups of the CM/PRM blocks on OMAP.
 - A couple of patches plumbing up CM/PRM on OMAP5 and DRA7.
 - A branch with DT updates for Freescale i.MX. including some shuffling from
   .dts to .dtsi (include) files that causes a little churn.
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Merge tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC late changes from Olof Johansson:
 "We were expecting to sit on this branch through most of the merge
  window since the contents was merged into our tree late, but we ended
  up sitting on all of our contents so it can go in with the rest.

  The contents here is:

   - a large branch of cleanups of the CM/PRM blocks on OMAP.

   - a couple of patches plumbing up CM/PRM on OMAP5 and DRA7.

   - a branch with DT updates for Freescale i.MX.  including some
     shuffling from .dts to .dtsi (include) files that causes a little
     churn"

* tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (78 commits)
  ARM: OMAP2+: Fix booting with configs that don't have MFD_SYSCON
  ARM: OMAP4+: control: add support for initializing control module via DT
  ARM: dts: dra7: add minimal l4 bus layout with control module support
  ARM: dts: omap5: add minimal l4 bus layout with control module support
  ARM: OMAP4+: control: remove support for legacy pad read/write
  ARM: OMAP4: display: convert display to use syscon for dsi muxing
  ARM: dts: omap4: add minimal l4 bus layout with control module support
  ARM: dts: am4372: add minimal l4 bus layout with control module support
  ARM: dts: am43xx-epos-evm: fix pinmux node layout
  ARM: dts: am33xx: add minimal l4 bus layout with control module support
  ARM: dts: omap3: add minimal l4 bus layout with control module support
  ARM: dts: omap24xx: add minimal l4 bus layout with control module support
  ARM: OMAP2+: control: add syscon support for register accesses
  ARM: OMAP2+: id: cache omap_type value
  ARM: OMAP2+: control: remove API for getting control module base address
  ARM: OMAP2+: clock: add low-level support for regmap
  ARM: OMAP4+: PRM: get rid of cpu_is_omap44xx calls from interrupt init
  ARM: OMAP4+: PRM: setup prm_features from the PRM init time flags
  ARM: OMAP2+: CM: move SoC specific init calls within a generic API
  ARM: OMAP4+: PRM: determine prm_device_inst based on DT compatibility
  ...
2015-04-22 09:24:55 -07:00
Linus Torvalds 2144de826e ARM: SoC defconfig updates for v4.1
We keep collecting defconfig updates in a separate branch mostly to encourage
 people to handle them separately and avoid conflicts between different topics.
 
 Most of these are enablement of new drivers that have come in, or minor config
 refreshes due to reorderings in Kconfig files, etc. I.e. mostly minor churn
 of various kinds.
 
 We might start folding this branch into something else for upstream merge
 since it's so small, but keep it independent in our own tree for the above
 reasons.
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Merge tag 'armsoc-defconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC defconfig updates from Olof Johansson:
 "We keep collecting defconfig updates in a separate branch mostly to
  encourage people to handle them separately and avoid conflicts between
  different topics.

  Most of these are enablement of new drivers that have come in, or
  minor config refreshes due to reorderings in Kconfig files, etc.  I.e.
  mostly minor churn of various kinds.

  We might start folding this branch into something else for upstream
  merge since it's so small, but keep it independent in our own tree for
  the above reasons"

* tag 'armsoc-defconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (38 commits)
  ARM: multi_v7_defconfig: enable alpine platform
  ARM: multi_v7_defconfig: Add gpio-restart driver
  ARM: multi_v7_defconfig: Build the Marvell WiFi-Ex driver as a module
  ARM: multi_v7_defconfig: Enable support for ELAN i2c trackpads
  ARM: multi_v7_defconfig: Enable Tegra ACTMON support
  ARM: configs: remove all CONFIG_RCAR_AUDMAC_PP from ARM defconfigs
  ARM: configs: enable Marvell Armada 39x in multi_v7_defconfig
  ARM: exynos_defconfig: Enable HDMI support
  ARM: exynos_defconfig: Enable options to mount a rootfs via NFS
  ARM: qcom: Increase MMC_BLOCK_MINORS in defconfig
  ARM: mvebu: Enable perf support in mvebu_v7_defconfig
  ARM: exynos_defconfig: Enable ChromeOS EC chardev driver
  ARM: exynos_defconfig: Enable CPU idle
  ARM: exynos_defconfig: Enable Marvell WiFi-Ex support
  arm: qcom: Update defconfig
  arm: qcom: Enable lpass clock driver in defconfig
  ARM: omap2plus_defconfig: Enable n900 modem as loadable modules
  ARM: omap2plus_defconfig: Update bluetooth options
  ARM: omap2plus_defconfig: Enable leds-pwm
  ARM: omap1_defconfig: drop obsolete Kconfig symbols
  ...
2015-04-22 09:21:30 -07:00
Linus Torvalds e5ac320de1 ARM: SoC multiplatform code changes for v4.1
The changes here belong to two main platforms:
 
 - Atmel At91 is flipping the bit and going multiplatform. This includes some
   cleanups and removal of code, and the final flip of config dependencies
 
 - Shmobile has several platforms that are going multiplatform, but this
   branch also contains a bunch of cleanups that they weren't able to keep
   separate in a good way. THere's also a removal of one of their SoCs and the
   corresponding boards (sh7372 and mackerel).
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Merge tag 'armsoc-multiplatform' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC multiplatform code changes from Olof Johansson:
 "The changes here belong to two main platforms:

   - Atmel At91 is flipping the bit and going multiplatform.  This
     includes some cleanups and removal of code, and the final flip of
     config dependencies

   - Shmobile has several platforms that are going multiplatform, but
     this branch also contains a bunch of cleanups that they weren't
     able to keep separate in a good way.  THere's also a removal of one
     of their SoCs and the corresponding boards (sh7372 and mackerel)"

* tag 'armsoc-multiplatform' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (67 commits)
  ARM: at91/pm: move AT91_MEMCTRL_* to pm.h
  ARM: at91/pm: move the standby functions to pm.c
  ARM: at91: fix pm_suspend.S compilation when ARMv6 is selected
  ARM: at91: add a Kconfig dependency on multi-platform
  ARM: at91: drop AT91_TIMER_HZ
  ARM: at91: remove hardware.h
  ARM: at91: remove SoC headers
  ARM: at91: remove useless mach/cpu.h
  ARM: at91: remove unused headers
  ARM: at91: switch at91_dt_defconfig to multiplatform
  ARM: at91: switch to multiplatform
  ARM: shmobile: r8a7778: enable multiplatform target
  ARM: shmobile: bockw: add sound to DT
  ARM: shmobile: r8a7778: add sound to DT
  ARM: shmobile: bockw: add devices hooked up to i2c0 to DT
  DT: i2c: add trivial binding for OKI ML86V7667 video decoder
  ARM: shmobile: r8a7778: common clock framework CPG driver
  ARM: shmobile: bockw dts: set extal clock frequency
  ARM: shmobile: bockw dts: Move Ethernet node to BSC
  ARM: shmobile: r8a73a4: Remove legacy code
  ...
2015-04-22 09:20:15 -07:00
Linus Torvalds 7d2b6ef19c ARM: SoC driver updates for v4.1
Driver updates for v4.1. Some of these are for drivers/soc, where we find more
 and more SoC-specific drivers these days. Some are for other driver subsystems
 where we have received acks from the appropriate maintainers.
 
 The larger parts of this branch are:
 
 - MediaTek support for their PMIC wrapper interface, a high-level interface
   for talking to the system PMIC over a dedicated I2C interface.
 - Qualcomm SCM driver has been moved to drivers/firmware. It's used for CPU
   up/down and needs to be in a shared location for arm/arm64 common code.
 - Cleanup of ARM-CCI PMU code.
 - Anoter set of cleanusp to the OMAP GPMC code.
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Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC driver updates from Olof Johansson:
 "Driver updates for v4.1.  Some of these are for drivers/soc, where we
  find more and more SoC-specific drivers these days.  Some are for
  other driver subsystems where we have received acks from the
  appropriate maintainers.

  The larger parts of this branch are:

   - MediaTek support for their PMIC wrapper interface, a high-level
     interface for talking to the system PMIC over a dedicated I2C
     interface.

   - Qualcomm SCM driver has been moved to drivers/firmware.  It's used
     for CPU up/down and needs to be in a shared location for arm/arm64
     common code.

   - cleanup of ARM-CCI PMU code.

   - another set of cleanusp to the OMAP GPMC code"

* tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (43 commits)
  soc/mediatek: Remove unused variables
  clocksource: atmel-st: select MFD_SYSCON
  soc: mediatek: Add PMIC wrapper for MT8135 and MT8173 SoCs
  arm-cci: Fix CCI PMU event validation
  arm-cci: Split the code for PMU vs driver support
  arm-cci: Get rid of secure transactions for PMU driver
  arm-cci: Abstract the CCI400 PMU specific definitions
  arm-cci: Rearrange code for splitting PMU vs driver code
  drivers: cci: reject groups spanning multiple HW PMUs
  ARM: at91: remove useless include
  clocksource: atmel-st: remove mach/hardware dependency
  clocksource: atmel-st: use syscon/regmap
  ARM: at91: time: move the system timer driver to drivers/clocksource
  ARM: at91: properly initialize timer
  ARM: at91: at91rm9200: remove deprecated arm_pm_restart
  watchdog: at91rm9200: implement restart handler
  watchdog: at91rm9200: use the system timer syscon
  mfd: syscon: Add atmel system timer registers definition
  ARM: at91/dt: declare atmel,at91rm9200-st as a syscon
  soc: qcom: gsbi: Add support for ADM CRCI muxing
  ...
2015-04-22 09:18:17 -07:00
Linus Torvalds 5c73cc4b6c ARM: DT updates for v4.1
As always, this tends to be one of our bigger branches. There are lots of
 updates this release, but not that many jumps out as something that needs
 more detailed coverage. Some of the highlights are:
 
 - DTs for the new Annapurna Labs Alpine platform
 - More graphics DT pieces falling into place on Exynos, bridges, clocks.
 - Plenty of DT updates for Qualcomm platforms for various IP blocks
 - Some churn on Tegra due to switch-over to tool-generated pinctrl data
 - Misc fixes and updates for Atmel at91 platforms
 - Various DT updates to add IP block support on Broadcom's Cygnus platforms
 - More updates for Renesas platforms as DT support is added for various IP
   blocks (IPMMU, display, audio, etc).
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM DT updates from Olof Johansson:
 "As always, this tends to be one of our bigger branches.  There are
  lots of updates this release, but not that many jumps out as something
  that needs more detailed coverage.  Some of the highlights are:

   - DTs for the new Annapurna Labs Alpine platform

   - more graphics DT pieces falling into place on Exynos, bridges,
     clocks.

   - plenty of DT updates for Qualcomm platforms for various IP blocks

   - some churn on Tegra due to switch-over to tool-generated pinctrl
     data

   - misc fixes and updates for Atmel at91 platforms

   - various DT updates to add IP block support on Broadcom's Cygnus
     platforms

   - more updates for Renesas platforms as DT support is added for
     various IP blocks (IPMMU, display, audio, etc)"

* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (231 commits)
  ARM: dts: alpine: add internal pci
  Revert "ARM: dts: mt8135: Add pinctrl/GPIO/EINT node for mt8135."
  ARM: mvebu: use 0xf1000000 as internal registers on Armada 370 DB
  ARM: dts: qcom: Add idle state device nodes for 8064
  ARM: dts: qcom: Add idle states device nodes for 8084
  ARM: dts: qcom: Add idle states device nodes for 8974/8074
  ARM: dts: qcom: Update power-controller device node for 8064 Krait CPUs
  ARM: dts: qcom: Add power-controller device node for 8084 Krait CPUs
  ARM: dts: qcom: Add power-controller device node for 8074 Krait CPUs
  devicetree: bindings: Document qcom,idle-states
  devicetree: bindings: Update qcom,saw2 node bindings
  dt-bindings: Add #defines for MSM8916 clocks and resets
  arm: dts: qcom: Add LPASS Audio HW to IPQ8064 device tree
  arm: dts: qcom: Add APQ8084 chipset SPMI PMIC's nodes
  arm: dts: qcom: Add 8x74 chipset SPMI PMIC's nodes
  arm: dts: qcom: Add SPMI PMIC Arbiter nodes for APQ8084 and MSM8974
  arm: dts: qcom: Add LCC nodes
  arm: dts: qcom: Add TCSR support for MSM8960
  arm: dts: qcom: Add TCSR support for MSM8660
  arm: dts: qcom: Add TCSR support for IPQ8064
  ...
2015-04-22 09:09:46 -07:00
Linus Torvalds e6c81cce56 ARM: SoC platform updates for v4.1
Our SoC branch usually contains expanded support for new SoCs and other core
 platform code. In this case, that includes:
 
 - Support for the new Annapurna Labs "Alpine" platform
 - A rework greatly simplifying adding new platform support to the MCPM
   subsystem (Multi-cluster power management)
 - Cpuidle and PM improvements for Exynos3250
 - Misc updates for Renesas, OMAP, Meson, i.MX. Some of these could have
   gone in other branches but ended up here for various reasons.
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC platform updates from Olof Johansson:
 "Our SoC branch usually contains expanded support for new SoCs and
  other core platform code.  In this case, that includes:

   - support for the new Annapurna Labs "Alpine" platform

   - a rework greatly simplifying adding new platform support to the
     MCPM subsystem (Multi-cluster power management)

   - cpuidle and PM improvements for Exynos3250

   - misc updates for Renesas, OMAP, Meson, i.MX.  Some of these could
     have gone in other branches but ended up here for various reasons"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (53 commits)
  ARM: alpine: add support for generic pci
  ARM: Exynos: migrate DCSCB to the new MCPM backend abstraction
  ARM: vexpress: migrate DCSCB to the new MCPM backend abstraction
  ARM: vexpress: DCSCB: tighten CPU validity assertion
  ARM: vexpress: migrate TC2 to the new MCPM backend abstraction
  ARM: MCPM: move the algorithmic complexity to the core code
  ARM: EXYNOS: allow cpuidle driver usage on Exynos3250 SoC
  ARM: EXYNOS: add AFTR mode support for Exynos3250
  ARM: EXYNOS: add code for setting/clearing boot flag
  ARM: EXYNOS: fix CPU1 hotplug on Exynos3250
  ARM: S3C64XX: Use fixed IRQ bases to avoid conflicts on Cragganmore
  ARM: cygnus: fix const declaration bcm_cygnus_dt_compat
  ARM: DRA7: hwmod: Fix the hwmod class for GPTimer4
  ARM: DRA7: hwmod: Add data for GPTimers 13 through 16
  ARM: EXYNOS: Remove left over 'extra_save'
  ARM: EXYNOS: Constify exynos_pm_data array
  ARM: EXYNOS: use static in suspend.c
  ARM: EXYNOS: Use platform device name as power domain name
  ARM: EXYNOS: add support for async-bridge clocks for pm_domains
  ARM: omap-device: add missed callback for suspend-to-disk
  ...
2015-04-22 09:08:39 -07:00
Linus Torvalds d0440c59f5 ARM: SoC cleanups for v4.1
We've got a fairly large cleanup branch this time. The bulk of this is removal
 of non-DT platforms of several flavors:
 
 - Atmel at91 platforms go full-DT, with removal of remaining board-file based
   support
 - OMAP removes legacy board files for three more platforms
 - Removal of non-DT mach-msm, newer Qualcomm platforms now live in mach-qcom
 - Freescale i.MX25 also removes non-DT platform support
 
 Most of the rest of the changes here are fallout from the above, i.e. for
 example removal of drivers that now lack platforms, etc.
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Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Olof Johansson:
 "We've got a fairly large cleanup branch this time.  The bulk of this
  is removal of non-DT platforms of several flavors:

   - Atmel at91 platforms go full-DT, with removal of remaining
     board-file based support

   - OMAP removes legacy board files for three more platforms

   - removal of non-DT mach-msm, newer Qualcomm platforms now live in
     mach-qcom

   - Freescale i.MX25 also removes non-DT platform support"

Most of the rest of the changes here are fallout from the above, i.e. for
example removal of drivers that now lack platforms, etc.

* tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (58 commits)
  mmc: Remove msm_sdcc driver
  gpio: Remove gpio-msm-v1 driver
  ARM: Remove mach-msm and associated ARM architecture code
  ARM: shmobile: cpuidle: Remove the pointless default driver
  ARM: davinci: dm646x: Add interrupt resource for McASPs
  ARM: davinci: irqs: Correct McASP1 TX interrupt definition for DM646x
  ARM: davinci: dm646x: Clean up the McASP DMA resources
  ARM: davinci: devices-da8xx: Add support for McASP2 on da830
  ARM: davinci: devices-da8xx: Clean up and correct the McASP device creation
  ARM: davinci: devices-da8xx: Add interrupt resource to McASP structs
  ARM: davinci: devices-da8xx: Add resource name for the McASP DMA request
  ARM: OMAP2+: Remove legacy support for omap3 TouchBook
  ARM: OMAP3: Remove legacy support for devkit8000
  ARM: OMAP3: Remove legacy support for EMA-Tech Stalker board
  ARM: shmobile: Consolidate the pm code for R-Car Gen2
  ARM: shmobile: r8a7791: Correct SYSCIER value
  ARM: shmobile: r8a7790: Correct SYSCIER value
  ARM: at91: remove old setup
  ARM: at91: sama5d4: remove useless map_io
  ARM: at91: sama5 use SoC detection infrastructure
  ...
2015-04-22 09:04:39 -07:00
Linus Torvalds 38eb1dbb0d ARM: SoC fixes for v4.1
Here's the usual "low-priority fixes that didn't make it into the last
 few -rcs, with a twist: We had a fixes pull request that I didn't send
 in time to get into 4.0, so we'll send some of them to Greg for -stable as
 well.
 
 Contents here is as usual not all that controversial:
 
 - A handful of randconfig fixes from Arnd, in particular for older Samsung
   platforms
 - Exynos fixes, !SMP building, DTS updates for MMC and lid switch
 - Kbuild fix to create output subdirectory for DTB files
 - Misc minor fixes for OMAP
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 -----END PGP SIGNATURE-----

Merge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "Here's the usual "low-priority fixes that didn't make it into the last
  few -rcs, with a twist: We had a fixes pull request that I didn't send
  in time to get into 4.0, so we'll send some of them to Greg for
  -stable as well.

  Contents here is as usual not all that controversial:

   - a handful of randconfig fixes from Arnd, in particular for older
     Samsung platforms

   - Exynos fixes, !SMP building, DTS updates for MMC and lid switch

   - Kbuild fix to create output subdirectory for DTB files

   - misc minor fixes for OMAP"

* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (23 commits)
  ARM: at91/dt: sama5d3 xplained: add phy address for macb1
  kbuild: Create directory for target DTB
  ARM: mvebu: Disable CPU Idle on Armada 38x
  ARM: DRA7: Enable Cortex A15 errata 798181
  ARM: dts: am57xx-beagle-x15: Add thermal map to include fan and tmp102
  ARM: dts: DRA7: Add bandgap and related thermal nodes
  bus: ocp2scp: SYNC2 value should be changed to 0x6
  ARM: dts: am4372: Add "ti,am437x-ocp2scp" as compatible string for OCP2SCP
  ARM: OMAP2+: remove superfluous NULL pointer check
  ARM: EXYNOS: Fix build breakage cpuidle on !SMP
  ARM: dts: fix lid and power pin-functions for exynos5250-spring
  ARM: dts: fix mmc node updates for exynos5250-spring
  ARM: OMAP4: remove dead kconfig option OMAP4_ERRATA_I688
  MAINTAINERS: add OMAP defconfigs under OMAP SUPPORT
  ARM: OMAP1: PM: fix some build warnings on 1510-only Kconfigs
  ARM: cns3xxx: don't export static symbol
  ARM: S3C24XX: avoid a Kconfig warning
  ARM: S3C24XX: fix header file inclusions
  ARM: S3C24XX: fix building without PM_SLEEP
  ARM: S3C24XX: use SAMSUNG_WAKEMASK for s3c2416
  ...
2015-04-22 09:03:30 -07:00
Andre Przywara fd1d0ddf2a KVM: arm/arm64: check IRQ number on userland injection
When userland injects a SPI via the KVM_IRQ_LINE ioctl we currently
only check it against a fixed limit, which historically is set
to 127. With the new dynamic IRQ allocation the effective limit may
actually be smaller (64).
So when now a malicious or buggy userland injects a SPI in that
range, we spill over on our VGIC bitmaps and bytemaps memory.
I could trigger a host kernel NULL pointer dereference with current
mainline by injecting some bogus IRQ number from a hacked kvmtool:
-----------------
....
DEBUG: kvm_vgic_inject_irq(kvm, cpu=0, irq=114, level=1)
DEBUG: vgic_update_irq_pending(kvm, cpu=0, irq=114, level=1)
DEBUG: IRQ #114 still in the game, writing to bytemap now...
Unable to handle kernel NULL pointer dereference at virtual address 00000000
pgd = ffffffc07652e000
[00000000] *pgd=00000000f658b003, *pud=00000000f658b003, *pmd=0000000000000000
Internal error: Oops: 96000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 1053 Comm: lkvm-msi-irqinj Not tainted 4.0.0-rc7+ #3027
Hardware name: FVP Base (DT)
task: ffffffc0774e9680 ti: ffffffc0765a8000 task.ti: ffffffc0765a8000
PC is at kvm_vgic_inject_irq+0x234/0x310
LR is at kvm_vgic_inject_irq+0x30c/0x310
pc : [<ffffffc0000ae0a8>] lr : [<ffffffc0000ae180>] pstate: 80000145
.....

So this patch fixes this by checking the SPI number against the
actual limit. Also we remove the former legacy hard limit of
127 in the ioctl code.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
CC: <stable@vger.kernel.org> # 4.0, 3.19, 3.18
[maz: wrap KVM_ARM_IRQ_GIC_MAX with #ifndef __KERNEL__,
as suggested by Christopher Covington]
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
2015-04-22 15:42:24 +01:00
Mathieu Olivari 4ba1c98b55 ARM: qcom: add description of KPSS WDT for IPQ8064
Add the watchdog related entries to the Krait Processor Sub-system
(KPSS) timer IPQ8064 devicetree section. Also, add a fixed-clock
description of SLEEP_CLK, which will do for now.

Signed-off-by: Josh Cartwright <joshc@codeaurora.org>
Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-04-22 15:28:11 +02:00
Olof Johansson 48c1078509 Urgent pull request for v4.1 to booting for custom kernel
.config files that do not have MFD_SYSCON set.
 
 Omaps now have a dependency to MFD_SYSCON for system control
 module generic register area and some clocks with the changes
 done in omap-for-v4.1/prcm-dts branch.
 
 This can be pulled on top of omap-for-v4.1/prcm-dts, or into
 fixes for v4.1.
 
 We already do have a slight MFD_SYSCON dependency for
 REGULATOR_PBIAS for dual voltage MMC cards on the first MMC
 bus for many devices, so from that point of view this can
 also be merged separately from omap-for-v4.1/prcm-dts.
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Merge tag 'omap-for-v4.1/prcm-dts-mfd-syscon-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/late

Merge "urgent omap boot fix for v4.1 if MFD_SYSCON is not set" from Tony
Lindgren:

Urgent pull request for v4.1 to booting for custom kernel
.config files that do not have MFD_SYSCON set.

Omaps now have a dependency to MFD_SYSCON for system control
module generic register area and some clocks with the changes
done in omap-for-v4.1/prcm-dts branch.

This can be pulled on top of omap-for-v4.1/prcm-dts, or into
fixes for v4.1.

We already do have a slight MFD_SYSCON dependency for
REGULATOR_PBIAS for dual voltage MMC cards on the first MMC
bus for many devices, so from that point of view this can
also be merged separately from omap-for-v4.1/prcm-dts.

* tag 'omap-for-v4.1/prcm-dts-mfd-syscon-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP2+: Fix booting with configs that don't have MFD_SYSCON

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-04-21 21:45:15 -07:00
Linus Torvalds 0c8027d50c media updates for v4.1-rc1
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Merge tag 'media/v4.1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - a new frontend driver for new ATSC devices: lgdt3306a

 - a new sensor driver: ov2659

 - a new platform driver: xilinx

 - the m88ts2022 tuner driver was merged at ts2020 driver

 - the media controller gained experimental support for DVB and hybrid
   devices

 - lots of random cleanups, fixes and improvements on media drivers

* tag 'media/v4.1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (404 commits)
  [media] uvcvideo: add support for VIDIOC_QUERY_EXT_CTRL
  [media] uvcvideo: fix cropcap v4l2-compliance failure
  [media] media: omap3isp: remove unused clkdev
  [media] coda: Add tracing support
  [media] coda: drop dma_sync_single_for_device in coda_bitstream_queue
  [media] coda: fix fill bitstream errors in nonstreaming case
  [media] coda: call SEQ_END when the first queue is stopped
  [media] coda: fail to start streaming if userspace set invalid formats
  [media] coda: remove duplicate error messages for buffer allocations
  [media] coda: move parameter buffer in together with context buffer allocation
  [media] coda: allocate bitstream buffer from REQBUFS, size depends on the format
  [media] coda: allocate per-context buffers from REQBUFS
  [media] coda: use strlcpy instead of snprintf
  [media] coda: bitstream payload is unsigned
  [media] coda: fix double call to debugfs_remove
  [media] coda: check kasprintf return value in coda_open
  [media] coda: bitrate can only be set in kbps steps
  [media] v4l2-mem2mem: no need to initialize b in v4l2_m2m_next_buf and v4l2_m2m_buf_remove
  [media] s5p-mfc: set allow_zero_bytesused flag for vb2_queue_init
  [media] coda: set allow_zero_bytesused flag for vb2_queue_init
  ...
2015-04-21 10:01:27 -07:00
Linus Torvalds 1fc149933f Char/Misc driver patches for 4.1-rc1
Here's the big char/misc driver patchset for 4.1-rc1.
 
 Lots of different driver subsystem updates here, nothing major, full
 details are in the shortlog below.
 
 All of this has been in linux-next for a while.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver updates from Greg KH:
 "Here's the big char/misc driver patchset for 4.1-rc1.

  Lots of different driver subsystem updates here, nothing major, full
  details are in the shortlog.

  All of this has been in linux-next for a while"

* tag 'char-misc-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (133 commits)
  mei: trace: remove unused TRACE_SYSTEM_STRING
  DTS: ARM: OMAP3-N900: Add lis3lv02d support
  Documentation: DT: lis302: update wakeup binding
  lis3lv02d: DT: add wakeup unit 2 and wakeup threshold
  lis3lv02d: DT: use s32 to support negative values
  Drivers: hv: hv_balloon: correctly handle num_pages>INT_MAX case
  Drivers: hv: hv_balloon: correctly handle val.freeram<num_pages case
  mei: replace check for connection instead of transitioning
  mei: use mei_cl_is_connected consistently
  mei: fix mei_poll operation
  hv_vmbus: Add gradually increased delay for retries in vmbus_post_msg()
  Drivers: hv: hv_balloon: survive ballooning request with num_pages=0
  Drivers: hv: hv_balloon: eliminate jumps in piecewiese linear floor function
  Drivers: hv: hv_balloon: do not online pages in offline blocks
  hv: remove the per-channel workqueue
  hv: don't schedule new works in vmbus_onoffer()/vmbus_onoffer_rescind()
  hv: run non-blocking message handlers in the dispatch tasklet
  coresight: moving to new "hwtracing" directory
  coresight-tmc: Adding a status interface to sysfs
  coresight: remove the unnecessary configuration coresight-default-sink
  ...
2015-04-21 09:42:58 -07:00
Nathan Lynch f80f6531b4 ARM: 8344/1: VDSO: honor CONFIG_VDSO in Makefile
When CONFIG_VDSO=n, the build normally does not enter arch/arm/vdso/
because arch/arm/Makefile does not add it to core-y.

However, if the user runs 'make arch/arm/vdso/' the VDSO targets will
get visited.  This is because the VDSO Makefile itself does not
consider the value of CONFIG_VDSO.

It is arguably better and more consistent behavior to generate an
empty built-in.o when CONFIG_VDSO=n and the user attempts to build
arch/arm/vdso/.  It's nicer because it doesn't try to build things
that Kconfig dependencies are there to prevent (e.g. the dependency on
AEABI), and it's less confusing than building objects that won't be
used in the final image.

Signed-off-by: Nathan Lynch <nathan_lynch@mentor.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-04-21 15:28:02 +01:00
Nathan Lynch 2b507a2d9c ARM: 8343/1: VDSO: add build artifacts to .gitignore
vdsomunge and vdso.so.raw are outputs that don't get matched by the
normal ignore rules.

Signed-off-by: Nathan Lynch <nathan_lynch@mentor.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-04-21 15:27:53 +01:00
Russell King 0a9024e80e ARM: Fix nommu booting
Commit bf35706f3d ("ARM: 8314/1: replace PROCINFO embedded branch with
relative offset") broke booting on nommu platforms as it didn't update
the nommu boot code.  This patch fixes that oversight.

Fixes: bf35706f3d ("ARM: 8314/1: replace PROCINFO embedded branch with relative offset")
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-04-21 15:26:16 +01:00
Mauro Carvalho Chehab 64131a87f2 Merge branch 'drm-next-merged' of git://people.freedesktop.org/~airlied/linux into v4l_for_linus
* 'drm-next-merged' of git://people.freedesktop.org/~airlied/linux: (9717 commits)
  media-bus: Fixup RGB444_1X12, RGB565_1X16, and YUV8_1X24 media bus format
  hexdump: avoid warning in test function
  fs: take i_mutex during prepare_binprm for set[ug]id executables
  smp: Fix error case handling in smp_call_function_*()
  iommu-common: Fix PARISC compile-time warnings
  sparc: Make LDC use common iommu poll management functions
  sparc: Make sparc64 use scalable lib/iommu-common.c functions
  Break up monolithic iommu table/lock into finer graularity pools and lock
  sparc: Revert generic IOMMU allocator.
  tools/power turbostat: correct dumped pkg-cstate-limit value
  tools/power turbostat: calculate TSC frequency from CPUID(0x15) on SKL
  tools/power turbostat: correct DRAM RAPL units on recent Xeon processors
  tools/power turbostat: Initial Skylake support
  tools/power turbostat: Use $(CURDIR) instead of $(PWD) and add support for O= option in Makefile
  tools/power turbostat: modprobe msr, if needed
  tools/power turbostat: dump MSR_TURBO_RATIO_LIMIT2
  tools/power turbostat: use new MSR_TURBO_RATIO_LIMIT names
  Bluetooth: hidp: Fix regression with older userspace and flags validation
  config: Enable NEED_DMA_MAP_STATE by default when SWIOTLB is selected
  perf/x86/intel/pt: Fix and clean up error handling in pt_event_add()
  ...

That solves several merge conflicts:
	Documentation/DocBook/media/v4l/subdev-formats.xml
	Documentation/devicetree/bindings/vendor-prefixes.txt
	drivers/staging/media/mn88473/mn88473.c
	include/linux/kconfig.h
	include/uapi/linux/media-bus-format.h

The ones at subdev-formats.xml and media-bus-format.h are not trivial.
That's why we opted to merge from DRM.
2015-04-21 09:44:55 -03:00
Tony Lindgren da4d81453c ARM: OMAP2+: Fix booting with configs that don't have MFD_SYSCON
With the recent changes omaps have developed a dependency to MFD_SYSCON.
This is used for system control module generic register area and some
clocks.

We do have it selected in omap2plus_defconfig, but targeted config
files may not have it selected. Let's make sure it's selected like
few other ARM platforms are already doing.

Reported-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-04-20 10:36:31 -07:00
Olof Johansson cdaa8cf348 Merge branch 'fixes' into next/fixes-non-critical
Merge a set of fixes that we missed sending in before v4.0 release. These
will also be sent to -stable.

* fixes: (659 commits)
  ARM: at91/dt: sama5d3 xplained: add phy address for macb1
  kbuild: Create directory for target DTB
  ARM: mvebu: Disable CPU Idle on Armada 38x
  arm64: juno: Fix misleading name of UART reference clock
  ARM: dts: sunxi: Remove overclocked/overvoltaged OPP
  ARM: dts: sun4i: a10-lime: Override and remove 1008MHz OPP setting
  ARM: socfpga: dts: fix spi1 interrupt
  ARM: dts: Fix gpio interrupts for dm816x
  ARM: dts: dra7: remove ti,hwmod property from pcie phy
  ARM: EXYNOS: Fix build breakage cpuidle on !SMP
  ARM: OMAP: dmtimer: disable pm runtime on remove
  ARM: OMAP: dmtimer: check for pm_runtime_get_sync() failure
  ARM: dts: fix lid and power pin-functions for exynos5250-spring
  ARM: dts: fix mmc node updates for exynos5250-spring
  ARM: OMAP2+: Fix socbus family info for AM33xx devices
  ARM: dts: omap3: Add missing dmas for crypto
  + Linux 4.0-rc4

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-04-20 07:59:04 -07:00
Nathan Lynch 5d38000b3c ARM: 8342/1: VDSO: depend on CPU_V7
When targeting ARMv3 (e.g. rpc) and enabling CONFIG_VDSO we get:

arch/arm/vdso/datapage.S:13: Error: selected processor does not
support ARM mode `bx lr'

One fix considered was to use 'ldr pc,lr' for such configurations, but
since the VDSO is unlikely to be useful for pre-v7 hardware, just make
it depend on CONFIG_CPU_V7.

Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Nathan Lynch <nathan_lynch@mentor.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-04-18 00:23:25 +01:00
Linus Torvalds 54e514b91b Merge branch 'akpm' (patches from Andrew)
Merge third patchbomb from Andrew Morton:

 - various misc things

 - a couple of lib/ optimisations

 - provide DIV_ROUND_CLOSEST_ULL()

 - checkpatch updates

 - rtc tree

 - befs, nilfs2, hfs, hfsplus, fatfs, adfs, affs, bfs

 - ptrace fixes

 - fork() fixes

 - seccomp cleanups

 - more mmap_sem hold time reductions from Davidlohr

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (138 commits)
  proc: show locks in /proc/pid/fdinfo/X
  docs: add missing and new /proc/PID/status file entries, fix typos
  drivers/rtc/rtc-at91rm9200.c: make IO endian agnostic
  Documentation/spi/spidev_test.c: fix warning
  drivers/rtc/rtc-s5m.c: allow usage on device type different than main MFD type
  .gitignore: ignore *.tar
  MAINTAINERS: add Mediatek SoC mailing list
  tomoyo: reduce mmap_sem hold for mm->exe_file
  powerpc/oprofile: reduce mmap_sem hold for exe_file
  oprofile: reduce mmap_sem hold for mm->exe_file
  mips: ip32: add platform data hooks to use DS1685 driver
  lib/Kconfig: fix up HAVE_ARCH_BITREVERSE help text
  x86: switch to using asm-generic for seccomp.h
  sparc: switch to using asm-generic for seccomp.h
  powerpc: switch to using asm-generic for seccomp.h
  parisc: switch to using asm-generic for seccomp.h
  mips: switch to using asm-generic for seccomp.h
  microblaze: use asm-generic for seccomp.h
  arm: use asm-generic for seccomp.h
  seccomp: allow COMPAT sigreturn overrides
  ...
2015-04-17 09:04:38 -04:00
Kees Cook 6bcf4e9aab arm: use asm-generic for seccomp.h
Switch to using the newly created asm-generic/seccomp.h for the seccomp
strict mode syscall definitions. Definitions were identical.

Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Laura Abbott <lauraa@codeaurora.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-04-17 09:04:09 -04:00
Linus Torvalds 497a5df7bf xen: features and fixes for 4.1-rc0
- Use a single source list of hypercalls, generating other tables
   etc. at build time.
 - Add a "Xen PV" APIC driver to support >255 VCPUs in PV guests.
 - Significant performance improve to guest save/restore/migration.
 - scsiback/front save/restore support.
 - Infrastructure for multi-page xenbus rings.
 - Misc fixes.
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Merge tag 'stable/for-linus-4.1-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

Pull xen features and fixes from David Vrabel:

 - use a single source list of hypercalls, generating other tables etc.
   at build time.

 - add a "Xen PV" APIC driver to support >255 VCPUs in PV guests.

 - significant performance improve to guest save/restore/migration.

 - scsiback/front save/restore support.

 - infrastructure for multi-page xenbus rings.

 - misc fixes.

* tag 'stable/for-linus-4.1-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
  xen/pci: Try harder to get PXM information for Xen
  xenbus_client: Extend interface to support multi-page ring
  xen-pciback: also support disabling of bus-mastering and memory-write-invalidate
  xen: support suspend/resume in pvscsi frontend
  xen: scsiback: add LUN of restored domain
  xen-scsiback: define a pr_fmt macro with xen-pvscsi
  xen/mce: fix up xen_late_init_mcelog() error handling
  xen/privcmd: improve performance of MMAPBATCH_V2
  xen: unify foreign GFN map/unmap for auto-xlated physmap guests
  x86/xen/apic: WARN with details.
  x86/xen: Provide a "Xen PV" APIC driver to support >255 VCPUs
  xen/pciback: Don't print scary messages when unsupported by hypervisor.
  xen: use generated hypercall symbols in arch/x86/xen/xen-head.S
  xen: use generated hypervisor symbols in arch/x86/xen/trace.c
  xen: synchronize include/xen/interface/xen.h with xen
  xen: build infrastructure for generating hypercall depending symbols
  xen: balloon: Use static attribute groups for sysfs entries
  xen: pcpu: Use static attribute groups for sysfs entry
2015-04-16 14:01:03 -05:00
Linus Torvalds 714d8e7e27 arm64 updates for 4.1:
The main change here is a significant head.S rework that allows us to
 boot on machines with physical memory at a really high address without
 having to increase our mapped VA range. Other changes include:
 
 - AES performance boost for Cortex-A57
 - AArch32 (compat) userspace with 64k pages
 - Cortex-A53 erratum workaround for #845719
 - defconfig updates (new platforms, PCI, ...)
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Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 updates from Will Deacon:
 "Here are the core arm64 updates for 4.1.

  Highlights include a significant rework to head.S (allowing us to boot
  on machines with physical memory at a really high address), an AES
  performance boost on Cortex-A57 and the ability to run a 32-bit
  userspace with 64k pages (although this requires said userspace to be
  built with a recent binutils).

  The head.S rework spilt over into KVM, so there are some changes under
  arch/arm/ which have been acked by Marc Zyngier (KVM co-maintainer).
  In particular, the linker script changes caused us some issues in
  -next, so there are a few merge commits where we had to apply fixes on
  top of a stable branch.

  Other changes include:

   - AES performance boost for Cortex-A57
   - AArch32 (compat) userspace with 64k pages
   - Cortex-A53 erratum workaround for #845719
   - defconfig updates (new platforms, PCI, ...)"

* tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (39 commits)
  arm64: fix midr range for Cortex-A57 erratum 832075
  arm64: errata: add workaround for cortex-a53 erratum #845719
  arm64: Use bool function return values of true/false not 1/0
  arm64: defconfig: updates for 4.1
  arm64: Extract feature parsing code from cpu_errata.c
  arm64: alternative: Allow immediate branch as alternative instruction
  arm64: insn: Add aarch64_insn_decode_immediate
  ARM: kvm: round HYP section to page size instead of log2 upper bound
  ARM: kvm: assert on HYP section boundaries not actual code size
  arm64: head.S: ensure idmap_t0sz is visible
  arm64: pmu: add support for interrupt-affinity property
  dt: pmu: extend ARM PMU binding to allow for explicit interrupt affinity
  arm64: head.S: ensure visibility of page tables
  arm64: KVM: use ID map with increased VA range if required
  arm64: mm: increase VA range of identity map
  ARM: kvm: implement replacement for ld's LOG2CEIL()
  arm64: proc: remove unused cpu_get_pgd macro
  arm64: enforce x1|x2|x3 == 0 upon kernel entry as per boot protocol
  arm64: remove __calc_phys_offset
  arm64: merge __enable_mmu and __turn_mmu_on
  ...
2015-04-16 13:58:29 -05:00
Linus Torvalds eea3a00264 Merge branch 'akpm' (patches from Andrew)
Merge second patchbomb from Andrew Morton:

 - the rest of MM

 - various misc bits

 - add ability to run /sbin/reboot at reboot time

 - printk/vsprintf changes

 - fiddle with seq_printf() return value

* akpm: (114 commits)
  parisc: remove use of seq_printf return value
  lru_cache: remove use of seq_printf return value
  tracing: remove use of seq_printf return value
  cgroup: remove use of seq_printf return value
  proc: remove use of seq_printf return value
  s390: remove use of seq_printf return value
  cris fasttimer: remove use of seq_printf return value
  cris: remove use of seq_printf return value
  openrisc: remove use of seq_printf return value
  ARM: plat-pxa: remove use of seq_printf return value
  nios2: cpuinfo: remove use of seq_printf return value
  microblaze: mb: remove use of seq_printf return value
  ipc: remove use of seq_printf return value
  rtc: remove use of seq_printf return value
  power: wakeup: remove use of seq_printf return value
  x86: mtrr: if: remove use of seq_printf return value
  linux/bitmap.h: improve BITMAP_{LAST,FIRST}_WORD_MASK
  MAINTAINERS: CREDITS: remove Stefano Brivio from B43
  .mailmap: add Ricardo Ribalda
  CREDITS: add Ricardo Ribalda Delgado
  ...
2015-04-15 16:39:15 -07:00
Joe Perches cd2b2937c6 ARM: plat-pxa: remove use of seq_printf return value
The seq_printf return value, because it's frequently misused,
(as it is here, it doesn't return # of chars emitted) will
eventually be converted to void.

See: commit 1f33c41c03 ("seq_file: Rename seq_overflow() to
     seq_has_overflowed() and make public")

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-04-15 16:35:25 -07:00
Linus Torvalds d0a3997c0c sound updates for 4.1-rc1
There have been major modernization with the standard bus: in ALSA
 sequencer core and HD-audio.  Also, HD-audio receives the regmap
 support replacing the in-house cache register cache code.  These
 changes shouldn't impact the existing behavior, but rather
 refactoring.
 
 In addition, HD-audio got the code split to a core library part and
 the "legacy" driver parts.  This is a preliminary work for adapting
 the upcoming ASoC HD-audio driver, and the whole transition is still
 work in progress, likely finished in 4.1.
 
 Along with them, there are many updates in ASoC area as usual, too:
 lots of cleanups, Intel code shuffling, etc.
 
 Here are some highlights:
 
 ALSA core:
 - PCM: the audio timestamp / wallclock enhancement
 - PCM: fixes in DPCM management
 - Fixes / cleanups of user-space control element management
 - Sequencer: modernization using the standard bus
 
 HD-audio:
 - Modernization using the standard bus
 - Regmap support
 - Use standard runtime PM for codec power saving
 - Widget-path based power-saving for IDT, VIA and Realtek codecs
 - Reorganized sysfs entries for each codec object
 - More Dell headset support
 
 ASoC:
 - Move of jack registration to the card level
 - Lots of ASoC cleanups, mainly moving things from the CODEC level
   to the card level
 - Support for DAPM routes specified by both the machine driver and DT
 - Continuing improvements to rcar
 - pcm512x enhacements
 - Intel platforms updates
 - rt5670 updates / fixes
 - New platforms / devices: some non-DSP Qualcomm platforms, Google's
   Storm platform, Maxmim MAX98925 CODECs and the Ingenic JZ4780 SoC
 
 Misc:
 - ice1724: Improved ESI W192M support
 - emu10k1: Emu 1010 fixes/enhancement
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Merge tag 'sound-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
 "There have been major modernization with the standard bus: in ALSA
  sequencer core and HD-audio.  Also, HD-audio receives the regmap
  support replacing the in-house cache register cache code.  These
  changes shouldn't impact the existing behavior, but rather
  refactoring.

  In addition, HD-audio got the code split to a core library part and
  the "legacy" driver parts.  This is a preliminary work for adapting
  the upcoming ASoC HD-audio driver, and the whole transition is still
  work in progress, likely finished in 4.1.

  Along with them, there are many updates in ASoC area as usual, too:
  lots of cleanups, Intel code shuffling, etc.

  Here are some highlights:

  ALSA core:
   - PCM: the audio timestamp / wallclock enhancement
   - PCM: fixes in DPCM management
   - Fixes / cleanups of user-space control element management
   - Sequencer: modernization using the standard bus

  HD-audio:
   - Modernization using the standard bus
   - Regmap support
   - Use standard runtime PM for codec power saving
   - Widget-path based power-saving for IDT, VIA and Realtek codecs
   - Reorganized sysfs entries for each codec object
   - More Dell headset support

  ASoC:
   - Move of jack registration to the card level
   - Lots of ASoC cleanups, mainly moving things from the CODEC level to
     the card level
   - Support for DAPM routes specified by both the machine driver and DT
   - Continuing improvements to rcar
   - pcm512x enhacements
   - Intel platforms updates
   - rt5670 updates / fixes
   - New platforms / devices: some non-DSP Qualcomm platforms, Google's
     Storm platform, Maxmim MAX98925 CODECs and the Ingenic JZ4780 SoC

  Misc:
   - ice1724: Improved ESI W192M support
   - emu10k1: Emu 1010 fixes/enhancement"

* tag 'sound-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (411 commits)
  ALSA: hda - set GET bit when adding a vendor verb to the codec regmap
  ALSA: hda/realtek - Enable the ALC292 dock fixup on the Thinkpad T450
  ALSA: hda - Fix another race in runtime PM refcounting
  ALSA: hda - Expose codec type sysfs
  ALSA: ctl: fix to handle several elements added by one operation for userspace element
  ASoC: Intel: fix array_size.cocci warnings
  ASoC: n810: Automatically disconnect non-connected pins
  ASoC: n810: Consistently pass the card DAPM context to n810_ext_control()
  ASoC: davinci-evm: Use card DAPM context to access widgets
  ASoC: mop500_ab8500: Use card DAPM context to access widgets
  ASoC: wm1133-ev1: Use card DAPM context to access widgets
  ASoC: atmel: Improve machine driver compile test coverage
  ASoC: atmel: Add dependency to SND_SOC_I2C_AND_SPI where necessary
  ALSA: control: Fix a typo of SNDRV_CTL_ELEM_ACCESS_TLV_* with SNDRV_CTL_TLV_OP_*
  ALSA: usb-audio: Don't attempt to get Microsoft Lifecam Cinema sample rate
  ASoC: rnsd: fix build regression without CONFIG_OF
  ALSA: emu10k1: add toggles for E-mu 1010 optical ports
  ALSA: ctl: fill identical information to return value when adding userspace elements
  ALSA: ctl: fix a bug to return no identical information in info operation for userspace controls
  ALSA: ctl: confirm to return all identical information in 'activate' event
  ...
2015-04-15 15:41:41 -07:00
Linus Torvalds fa2e5c073a Merge branch 'exec_domain_rip_v2' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/misc
Pull exec domain removal from Richard Weinberger:
 "This series removes execution domain support from Linux.

  The idea behind exec domains was to support different ABIs.  The
  feature was never complete nor stable.  Let's rip it out and make the
  kernel signal handling code less complicated"

* 'exec_domain_rip_v2' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/misc: (27 commits)
  arm64: Removed unused variable
  sparc: Fix execution domain removal
  Remove rest of exec domains.
  arch: Remove exec_domain from remaining archs
  arc: Remove signal translation and exec_domain
  xtensa: Remove signal translation and exec_domain
  xtensa: Autogenerate offsets in struct thread_info
  x86: Remove signal translation and exec_domain
  unicore32: Remove signal translation and exec_domain
  um: Remove signal translation and exec_domain
  tile: Remove signal translation and exec_domain
  sparc: Remove signal translation and exec_domain
  sh: Remove signal translation and exec_domain
  s390: Remove signal translation and exec_domain
  mn10300: Remove signal translation and exec_domain
  microblaze: Remove signal translation and exec_domain
  m68k: Remove signal translation and exec_domain
  m32r: Remove signal translation and exec_domain
  m32r: Autogenerate offsets in struct thread_info
  frv: Remove signal translation and exec_domain
  ...
2015-04-15 13:53:55 -07:00
Arnd Bergmann 30ecc84eea Merge branch 'omap/dt' into next/late
As pointed out by Stephen Rothwell, commit e52117638b ("ARM: dts:
omap3: Add DT entries for OMAP 3 ISP") conflicts with b8845074cf
("ARM: dts: omap3: add minimal l4 bus layout with control module support")
in non-obvious ways, causing a build failure when both patches
are present.

This merges the two branches that introduce the respective changes
into the next/late branch to resolve the way that Stephen suggested,
as confirmed by Tony.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lkml.org/lkml/2015/4/6/436
Acked-by: Tony Lindgren <tony@atomide.com>
2015-04-15 21:41:13 +02:00
Linus Torvalds b422b75875 Merge branch 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kbuild updates from Michal Marek:
 "Here is the first round of kbuild changes for v4.1-rc1:

   - kallsyms fix for ARM and cleanup

   - make dep(end) removed (developers have no sense of nostalgia these
     days...)

   - include Makefiles by relative path

   - stop useless rebuilds of asm-offsets.h and bounds.h"

* 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  Kbuild: kallsyms: drop special handling of pre-3.0 GCC symbols
  Kbuild: kallsyms: ignore veneers emitted by the ARM linker
  kbuild: ia64: use $(src)/Makefile.gate rather than particular path
  kbuild: include $(src)/Makefile rather than $(obj)/Makefile
  kbuild: use relative path more to include Makefile
  kbuild: use relative path to include Makefile
  kbuild: do not add $(bounds-file) and $(offsets-file) to targets
  kbuild: remove warning about "make depend"
  kbuild: Don't reset timestamps in include/generated if not needed
2015-04-15 11:19:18 -07:00
Linus Torvalds cb906953d2 Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto update from Herbert Xu:
 "Here is the crypto update for 4.1:

  New interfaces:
   - user-space interface for AEAD
   - user-space interface for RNG (i.e., pseudo RNG)

  New hashes:
   - ARMv8 SHA1/256
   - ARMv8 AES
   - ARMv8 GHASH
   - ARM assembler and NEON SHA256
   - MIPS OCTEON SHA1/256/512
   - MIPS img-hash SHA1/256 and MD5
   - Power 8 VMX AES/CBC/CTR/GHASH
   - PPC assembler AES, SHA1/256 and MD5
   - Broadcom IPROC RNG driver

  Cleanups/fixes:
   - prevent internal helper algos from being exposed to user-space
   - merge common code from assembly/C SHA implementations
   - misc fixes"

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (169 commits)
  crypto: arm - workaround for building with old binutils
  crypto: arm/sha256 - avoid sha256 code on ARMv7-M
  crypto: x86/sha512_ssse3 - move SHA-384/512 SSSE3 implementation to base layer
  crypto: x86/sha256_ssse3 - move SHA-224/256 SSSE3 implementation to base layer
  crypto: x86/sha1_ssse3 - move SHA-1 SSSE3 implementation to base layer
  crypto: arm64/sha2-ce - move SHA-224/256 ARMv8 implementation to base layer
  crypto: arm64/sha1-ce - move SHA-1 ARMv8 implementation to base layer
  crypto: arm/sha2-ce - move SHA-224/256 ARMv8 implementation to base layer
  crypto: arm/sha256 - move SHA-224/256 ASM/NEON implementation to base layer
  crypto: arm/sha1-ce - move SHA-1 ARMv8 implementation to base layer
  crypto: arm/sha1_neon - move SHA-1 NEON implementation to base layer
  crypto: arm/sha1 - move SHA-1 ARM asm implementation to base layer
  crypto: sha512-generic - move to generic glue implementation
  crypto: sha256-generic - move to generic glue implementation
  crypto: sha1-generic - move to generic glue implementation
  crypto: sha512 - implement base layer for SHA-512
  crypto: sha256 - implement base layer for SHA-256
  crypto: sha1 - implement base layer for SHA-1
  crypto: api - remove instance when test failed
  crypto: api - Move alg ref count init to crypto_check_alg
  ...
2015-04-15 10:42:15 -07:00
Linus Torvalds 6c373ca893 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller:

 1) Add BQL support to via-rhine, from Tino Reichardt.

 2) Integrate SWITCHDEV layer support into the DSA layer, so DSA drivers
    can support hw switch offloading.  From Floria Fainelli.

 3) Allow 'ip address' commands to initiate multicast group join/leave,
    from Madhu Challa.

 4) Many ipv4 FIB lookup optimizations from Alexander Duyck.

 5) Support EBPF in cls_bpf classifier and act_bpf action, from Daniel
    Borkmann.

 6) Remove the ugly compat support in ARP for ugly layers like ax25,
    rose, etc.  And use this to clean up the neigh layer, then use it to
    implement MPLS support.  All from Eric Biederman.

 7) Support L3 forwarding offloading in switches, from Scott Feldman.

 8) Collapse the LOCAL and MAIN ipv4 FIB tables when possible, to speed
    up route lookups even further.  From Alexander Duyck.

 9) Many improvements and bug fixes to the rhashtable implementation,
    from Herbert Xu and Thomas Graf.  In particular, in the case where
    an rhashtable user bulk adds a large number of items into an empty
    table, we expand the table much more sanely.

10) Don't make the tcp_metrics hash table per-namespace, from Eric
    Biederman.

11) Extend EBPF to access SKB fields, from Alexei Starovoitov.

12) Split out new connection request sockets so that they can be
    established in the main hash table.  Much less false sharing since
    hash lookups go direct to the request sockets instead of having to
    go first to the listener then to the request socks hashed
    underneath.  From Eric Dumazet.

13) Add async I/O support for crytpo AF_ALG sockets, from Tadeusz Struk.

14) Support stable privacy address generation for RFC7217 in IPV6.  From
    Hannes Frederic Sowa.

15) Hash network namespace into IP frag IDs, also from Hannes Frederic
    Sowa.

16) Convert PTP get/set methods to use 64-bit time, from Richard
    Cochran.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1816 commits)
  fm10k: Bump driver version to 0.15.2
  fm10k: corrected VF multicast update
  fm10k: mbx_update_max_size does not drop all oversized messages
  fm10k: reset head instead of calling update_max_size
  fm10k: renamed mbx_tx_dropped to mbx_tx_oversized
  fm10k: update xcast mode before synchronizing multicast addresses
  fm10k: start service timer on probe
  fm10k: fix function header comment
  fm10k: comment next_vf_mbx flow
  fm10k: don't handle mailbox events in iov_event path and always process mailbox
  fm10k: use separate workqueue for fm10k driver
  fm10k: Set PF queues to unlimited bandwidth during virtualization
  fm10k: expose tx_timeout_count as an ethtool stat
  fm10k: only increment tx_timeout_count in Tx hang path
  fm10k: remove extraneous "Reset interface" message
  fm10k: separate PF only stats so that VF does not display them
  fm10k: use hw->mac.max_queues for stats
  fm10k: only show actual queues, not the maximum in hardware
  fm10k: allow creation of VLAN on default vid
  fm10k: fix unused warnings
  ...
2015-04-15 09:00:47 -07:00
Linus Torvalds bb0fd7ab09 Merge branch 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM updates from Russell King:
 "Included in this update are both some long term fixes and some new
  features.

  Fixes:

   - An integer overflow in the calculation of ELF_ET_DYN_BASE.

   - Avoiding OOMs for high-order IOMMU allocations

   - SMP requires the data cache to be enabled for synchronisation
     primitives to work, so prevent the CPU_DCACHE_DISABLE option being
     visible on SMP builds.

   - A bug going back 10+ years in the noMMU ARM94* CPU support code,
     where it corrupts registers.  Found by folk getting Linux running
     on their cameras.

   - Versatile Express needs an errata workaround enabled for CPU
     hot-unplug to work.

  Features:

   - Clean up module linker by handling out of range relocations
     separately from relocation cases we don't handle.

   - Fix a long term bug in the pci_mmap_page_range() code, which we
     hope won't impact userspace (we hope there's no users of the
     existing broken interface.)

   - Don't map DMA coherent allocations when we don't have a MMU.

   - Drop experimental status for SMP_ON_UP.

   - Warn when DT doesn't specify ePAPR mandatory cache properties.

   - Add documentation concerning how we find the start of physical
     memory for AUTO_ZRELADDR kernels, detailing why we have chosen the
     mask and the implications of changing it.

   - Updates from Ard Biesheuvel to address some issues with large
     kernels (such as allyesconfig) failing to link.

   - Allow hibernation to work on modern (ARMv7) CPUs - this appears to
     have never worked in the past on these CPUs.

   - Enable IRQ_SHOW_LEVEL, which changes the /proc/interrupts output
     format (hopefully without userspace breaking...  let's hope that if
     it causes someone a problem, they tell us.)

   - Fix tegra-ahb DT offsets.

   - Rework ARM errata 643719 code (and ARMv7 flush_cache_louis()/
     flush_dcache_all()) code to be more efficient, and enable this
     errata workaround by default for ARMv7+SMP CPUs.  This complements
     the Versatile Express fix above.

   - Rework ARMv7 context code for errata 430973, so that only Cortex A8
     CPUs are impacted by the branch target buffer flush when this
     errata is enabled.  Also update the help text to indicate that all
     r1p* A8 CPUs are impacted.

   - Switch ARM to the generic show_mem() implementation, it conveys all
     the information which we were already reporting.

   - Prevent slow timer sources being used for udelay() - timers running
     at less than 1MHz are not useful for this, and can cause udelay()
     to return immediately, without any wait.  Using such a slow timer
     is silly.

   - VDSO support for 32-bit ARM, mainly for gettimeofday() using the
     ARM architected timer.

   - Perf support for Scorpion performance monitoring units"

vdso semantic conflict fixed up as per linux-next.

* 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm: (52 commits)
  ARM: update errata 430973 documentation to cover Cortex A8 r1p*
  ARM: ensure delay timer has sufficient accuracy for delays
  ARM: switch to use the generic show_mem() implementation
  ARM: proc-v7: avoid errata 430973 workaround for non-Cortex A8 CPUs
  ARM: enable ARM errata 643719 workaround by default
  ARM: cache-v7: optimise test for Cortex A9 r0pX devices
  ARM: cache-v7: optimise branches in v7_flush_cache_louis
  ARM: cache-v7: consolidate initialisation of cache level index
  ARM: cache-v7: shift CLIDR to extract appropriate field before masking
  ARM: cache-v7: use movw/movt instructions
  ARM: allow 16-bit instructions in ALT_UP()
  ARM: proc-arm94*.S: fix setup function
  ARM: vexpress: fix CPU hotplug with CT9x4 tile.
  ARM: 8276/1: Make CPU_DCACHE_DISABLE depend on !SMP
  ARM: 8335/1: Documentation: DT bindings: Tegra AHB: document the legacy base address
  ARM: 8334/1: amba: tegra-ahb: detect and correct bogus base address
  ARM: 8333/1: amba: tegra-ahb: fix register offsets in the macros
  ARM: 8339/1: Enable CONFIG_GENERIC_IRQ_SHOW_LEVEL
  ARM: 8338/1: kexec: Relax SMP validation to improve DT compatibility
  ARM: 8337/1: mm: Do not invoke OOM for higher order IOMMU DMA allocations
  ...
2015-04-14 21:03:26 -07:00
Linus Torvalds 2481bc7528 Power management and ACPI updates for v4.1-rc1
- Generic PM domains support update including new PM domain
    callbacks to handle device initialization better (Russell King,
    Rafael J Wysocki, Kevin Hilman).
 
  - Unified device properties API update including a new mechanism
    for accessing data provided by platform initialization code
    (Rafael J Wysocki, Adrian Hunter).
 
  - ARM cpuidle update including ARM32/ARM64 handling consolidation
    (Daniel Lezcano).
 
  - intel_idle update including support for the Silvermont Core in
    the Baytrail SOC and for the Airmont Core in the Cherrytrail and
    Braswell SOCs (Len Brown, Mathias Krause).
 
  - New cpufreq driver for Hisilicon ACPU (Leo Yan).
 
  - intel_pstate update including support for the Knights Landing
    chip (Dasaratharaman Chandramouli, Kristen Carlson Accardi).
 
  - QorIQ cpufreq driver update (Tang Yuantian, Arnd Bergmann).
 
  - powernv cpufreq driver update (Shilpasri G Bhat).
 
  - devfreq update including Tegra support changes (Tomeu Vizoso,
    MyungJoo Ham, Chanwoo Choi).
 
  - powercap RAPL (Running-Average Power Limit) driver update
    including support for Intel Broadwell server chips (Jacob Pan,
    Mathias Krause).
 
  - ACPI device enumeration update related to the handling of the
    special PRP0001 device ID allowing DT-style 'compatible' property
    to be used for ACPI device identification (Rafael J Wysocki).
 
  - ACPI EC driver update including limited _DEP support (Lan Tianyu,
    Lv Zheng).
 
  - ACPI backlight driver update including a new mechanism to allow
    native backlight handling to be forced on non-Windows 8 systems
    and a new quirk for Lenovo Ideapad Z570 (Aaron Lu, Hans de Goede).
 
  - New Windows Vista compatibility quirk for Sony VGN-SR19XN (Chen Yu).
 
  - Assorted ACPI fixes and cleanups (Aaron Lu, Martin Kepplinger,
    Masanari Iida, Mika Westerberg, Nan Li, Rafael J Wysocki).
 
  - Fixes related to suspend-to-idle for the iTCO watchdog driver and
    the ACPI core system suspend/resume code (Rafael J Wysocki, Chen Yu).
 
  - PM tracing support for the suspend phase of system suspend/resume
    transitions (Zhonghui Fu).
 
  - Configurable delay for the system suspend/resume testing facility
    (Brian Norris).
 
  - PNP subsystem cleanups (Peter Huewe, Rafael J Wysocki).
 
 /
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Merge tag 'pm+acpi-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management and ACPI updates from Rafael Wysocki:
 "These are mostly fixes and cleanups all over, although there are a few
  items that sort of fall into the new feature category.

  First off, we have new callbacks for PM domains that should help us to
  handle some issues related to device initialization in a better way.

  There also is some consolidation in the unified device properties API
  area allowing us to use that inferface for accessing data coming from
  platform initialization code in addition to firmware-provided data.

  We have some new device/CPU IDs in a few drivers, support for new
  chips and a new cpufreq driver too.

  Specifics:

   - Generic PM domains support update including new PM domain callbacks
     to handle device initialization better (Russell King, Rafael J
     Wysocki, Kevin Hilman)

   - Unified device properties API update including a new mechanism for
     accessing data provided by platform initialization code (Rafael J
     Wysocki, Adrian Hunter)

   - ARM cpuidle update including ARM32/ARM64 handling consolidation
     (Daniel Lezcano)

   - intel_idle update including support for the Silvermont Core in the
     Baytrail SOC and for the Airmont Core in the Cherrytrail and
     Braswell SOCs (Len Brown, Mathias Krause)

   - New cpufreq driver for Hisilicon ACPU (Leo Yan)

   - intel_pstate update including support for the Knights Landing chip
     (Dasaratharaman Chandramouli, Kristen Carlson Accardi)

   - QorIQ cpufreq driver update (Tang Yuantian, Arnd Bergmann)

   - powernv cpufreq driver update (Shilpasri G Bhat)

   - devfreq update including Tegra support changes (Tomeu Vizoso,
     MyungJoo Ham, Chanwoo Choi)

   - powercap RAPL (Running-Average Power Limit) driver update including
     support for Intel Broadwell server chips (Jacob Pan, Mathias Krause)

   - ACPI device enumeration update related to the handling of the
     special PRP0001 device ID allowing DT-style 'compatible' property
     to be used for ACPI device identification (Rafael J Wysocki)

   - ACPI EC driver update including limited _DEP support (Lan Tianyu,
     Lv Zheng)

   - ACPI backlight driver update including a new mechanism to allow
     native backlight handling to be forced on non-Windows 8 systems and
     a new quirk for Lenovo Ideapad Z570 (Aaron Lu, Hans de Goede)

   - New Windows Vista compatibility quirk for Sony VGN-SR19XN (Chen Yu)

   - Assorted ACPI fixes and cleanups (Aaron Lu, Martin Kepplinger,
     Masanari Iida, Mika Westerberg, Nan Li, Rafael J Wysocki)

   - Fixes related to suspend-to-idle for the iTCO watchdog driver and
     the ACPI core system suspend/resume code (Rafael J Wysocki, Chen Yu)

   - PM tracing support for the suspend phase of system suspend/resume
     transitions (Zhonghui Fu)

   - Configurable delay for the system suspend/resume testing facility
     (Brian Norris)

   - PNP subsystem cleanups (Peter Huewe, Rafael J Wysocki)"

* tag 'pm+acpi-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (74 commits)
  ACPI / scan: Fix NULL pointer dereference in acpi_companion_match()
  ACPI / scan: Rework modalias creation when "compatible" is present
  intel_idle: mark cpu id array as __initconst
  powercap / RAPL: mark rapl_ids array as __initconst
  powercap / RAPL: add ID for Broadwell server
  intel_pstate: Knights Landing support
  intel_pstate: remove MSR test
  cpufreq: fix qoriq uniprocessor build
  ACPI / scan: Take the PRP0001 position in the list of IDs into account
  ACPI / scan: Simplify acpi_match_device()
  ACPI / scan: Generalize of_compatible matching
  device property: Introduce firmware node type for platform data
  device property: Make it possible to use secondary firmware nodes
  PM / watchdog: iTCO: stop watchdog during system suspend
  cpufreq: hisilicon: add acpu driver
  ACPI / EC: Call acpi_walk_dep_device_list() after installing EC opregion handler
  cpufreq: powernv: Report cpu frequency throttling
  intel_idle: Add support for the Airmont Core in the Cherrytrail and Braswell SOCs
  intel_idle: Update support for Silvermont Core in Baytrail SOC
  PM / devfreq: tegra: Register governor on module init
  ...
2015-04-14 20:21:54 -07:00
Linus Torvalds 1dcf58d6e6 Merge branch 'akpm' (patches from Andrew)
Merge first patchbomb from Andrew Morton:

 - arch/sh updates

 - ocfs2 updates

 - kernel/watchdog feature

 - about half of mm/

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (122 commits)
  Documentation: update arch list in the 'memtest' entry
  Kconfig: memtest: update number of test patterns up to 17
  arm: add support for memtest
  arm64: add support for memtest
  memtest: use phys_addr_t for physical addresses
  mm: move memtest under mm
  mm, hugetlb: abort __get_user_pages if current has been oom killed
  mm, mempool: do not allow atomic resizing
  memcg: print cgroup information when system panics due to panic_on_oom
  mm: numa: remove migrate_ratelimited
  mm: fold arch_randomize_brk into ARCH_HAS_ELF_RANDOMIZE
  mm: split ET_DYN ASLR from mmap ASLR
  s390: redefine randomize_et_dyn for ELF_ET_DYN_BASE
  mm: expose arch_mmap_rnd when available
  s390: standardize mmap_rnd() usage
  powerpc: standardize mmap_rnd() usage
  mips: extract logic for mmap_rnd()
  arm64: standardize mmap_rnd() usage
  x86: standardize mmap_rnd() usage
  arm: factor out mmap ASLR into mmap_rnd
  ...
2015-04-14 16:49:17 -07:00
Vladimir Murzin d30eae4733 arm: add support for memtest
Add support for memtest command line option.

Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-04-14 16:49:06 -07:00