Commit Graph

21816 Commits

Author SHA1 Message Date
Dexuan Cui 54bf725e5d Drivers: hv: vmbus: document the VMBus sysfs files
The 4 sysfs files should be stable ABIs to the user space.

Signed-off-by: Dexuan Cui <decui@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 11:44:29 -07:00
Tomas Winkler 3c7c8468e5 mei: add async event notification ioctls
Add ioctl IOCTL_MEI_NOTIFY_SET for enabling and disabling
async event notification.
Add ioctl IOCTL_MEI_NOTIFY_GET for receiving and acking
an event notification.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-03 17:30:00 -07:00
Tim Bird ee2b7f60a5 ARM: dts: qcom: Add binding for the qcom coincell charger
This binding is used to configure the driver for the coincell charger
found in Qualcomm PMICs.

Signed-off-by: Tim Bird <tim.bird@sonymobile.com>
Reviewed-by: Andy Gross <agross@codeaurora.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-07-29 13:37:18 -07:00
Linus Torvalds 1e63dca76a MMC core:
- Fix a reference inbalance issue for power_ro_lock_show() sysfs handler
 
 MMC host:
  - omap_hsmmc: Fix IRQ errorhandling for CD, DTO, and CRC
  - sdhci: Prevent a kernel panic while using DMA
  - mtk-sd: Let it depend on HAS_DMA to prevent build errors
  - sdhci-esdhc: Make 8BIT bus work
  - sdhci-esdhc-imx: Fix some regressions for DT based platforms
  - sdhci-pxav3: Fix a regression for DT based platforms
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Merge tag 'mmc-4.2-rc3' of git://git.linaro.org/people/ulf.hansson/mmc

Pull MMC fixes from Ulf Hansson:
 "Here are some mmc fixes intended for v4.2 rc4.

  Note, most of the changes are for the sdhci-esdhc-imx controller,
  which also required us to modify some related DTS files.  Those
  changes have been acked by the SoC maintainer.

  MMC core:
   - Fix a reference inbalance issue for power_ro_lock_show() sysfs handler

  MMC host:
   - omap_hsmmc: Fix IRQ errorhandling for CD, DTO, and CRC
   - sdhci: Prevent a kernel panic while using DMA
   - mtk-sd: Let it depend on HAS_DMA to prevent build errors
   - sdhci-esdhc: Make 8BIT bus work
   - sdhci-esdhc-imx: Fix some regressions for DT based platforms
   - sdhci-pxav3: Fix a regression for DT based platforms"

* tag 'mmc-4.2-rc3' of git://git.linaro.org/people/ulf.hansson/mmc:
  mmc: sdhci-pxav3: fix platform_data is not initialized
  dts: mmc: fsl-imx-esdhc: remove fsl,cd-controller support
  mmc: sdhci-esdhc-imx: clear f_max in boarddata
  mmc: sdhci-esdhc-imx: remove duplicated dts parsing
  mmc: sdhci: make max-frequency property in device tree work
  mmc: sdhci-esdhc-imx: move all non dt probe code into one function
  mmc: sdhci-esdhc-imx: fix cd regression for dt platform
  dts: imx7: fix sd card gpio polarity specified in device tree
  dts: imx25: fix sd card gpio polarity specified in device tree
  dts: imx6: fix sd card gpio polarity specified in device tree
  dts: imx53: fix sd card gpio polarity specified in device tree
  dts: imx51: fix sd card gpio polarity specified in device tree
  mmc: sdhci-esdhc: Make 8BIT bus work
  mmc: block: Add missing mmc_blk_put() in power_ro_lock_show()
  mmc: MMC_MTK should depend on HAS_DMA
  mmc: sdhci check parameters before call dma_free_coherent
  mmc: omap_hsmmc: Handle BADA, DEB and CEB interrupts
  mmc: omap_hsmmc: Fix DTO and DCRC handling
2015-07-24 16:43:16 -07:00
Dong Aisheng cae13e792f dts: mmc: fsl-imx-esdhc: remove fsl,cd-controller support
It's not supported by driver anymore after using runtime pm
and there's no user of it, so delete it now.

Signed-off-by: Dong Aisheng <aisheng.dong@freescale.com>
Reviewed-by: Johan Derycke <johan.derycke@barco.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2015-07-24 10:18:39 +02:00
Linus Torvalds b681268cb2 IOMMU Fixes for Linux v4.2-rc3
The fixes include:
 
 	* A couple of fixes for the new ARM-SMMUv3 driver to fix issues found
 	  on the first real implementation of that hardware.
 
 	* A patch for the Intel VT-d driver to fix a domain-id leak.
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Merge tag 'iommu-fixes-v4.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu fixes from Joerg Roedel:
 "The fixes include:

   - a couple of fixes for the new ARM-SMMUv3 driver to fix issues found
     on the first real implementation of that hardware.

   - a patch for the Intel VT-d driver to fix a domain-id leak"

* tag 'iommu-fixes-v4.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/vt-d: Fix VM domain ID leak
  iommu/arm-smmu: Skip the execution of CMD_PREFETCH_CONFIG
  iommu/arm-smmu: Enlarge STRTAB_L1_SZ_SHIFT to support larger sidsize
  iommu/arm-smmu: Fix the values of ARM64_TCR_{I,O}RGN0_SHIFT
  iommu/arm-smmu: Fix LOG2SIZE setting for 2-level stream tables
  iommu/arm-smmu: Fix the index calculation of strtab
2015-07-23 12:25:44 -07:00
Linus Torvalds 3a26a5b151 Merge branch 'akpm' (patches from Andrew)
Merge fixes from Andrew Morton:
 "25 fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (25 commits)
  lib/decompress: set the compressor name to NULL on error
  mm/cma_debug: correct size input to bitmap function
  mm/cma_debug: fix debugging alloc/free interface
  mm/page_owner: set correct gfp_mask on page_owner
  mm/page_owner: fix possible access violation
  fsnotify: fix oops in fsnotify_clear_marks_by_group_flags()
  /proc/$PID/cmdline: fixup empty ARGV case
  dma-debug: skip debug_dma_assert_idle() when disabled
  hexdump: fix for non-aligned buffers
  checkpatch: fix long line messages about patch context
  mm: clean up per architecture MM hook header files
  MAINTAINERS: uclinux-h8-devel is moderated for non-subscribers
  mailmap: update Sudeep Holla's email id
  Update Viresh Kumar's email address
  mm, meminit: suppress unused memory variable warning
  configfs: fix kernel infoleak through user-controlled format string
  include, lib: add __printf attributes to several function prototypes
  s390/hugetlb: add hugepages_supported define
  mm: hugetlb: allow hugepages_supported to be architecture specific
  revert "s390/mm: make hugepages_supported a boot time decision"
  ...
2015-07-18 10:01:04 -07:00
Linus Torvalds 3f8476fe89 - Revert a request-based DM core change that caused IO latency to
increase and adversely impact both throughput and system load
 
 - Fix for a use after free bug in DM core's device cleanup
 
 - A couple DM btree removal fixes (used by dm-thinp)
 
 - A DM thinp fix for order-5 allocation failure
 
 - A DM thinp fix to not degrade to read-only metadata mode when in
   out-of-data-space mode for longer than the 'no_space_timeout'
 
 - Fix a long-standing oversight in both dm-thinp and dm-cache by
   now exporting 'needs_check' in status if it was set in metadata
 
 - Fix an embarrassing dm-cache busy-loop that caused worker threads to
   eat cpu even if no IO was actively being issued to the cache device
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Merge tag 'dm-4.2-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

Pull device mapper fixes from Mike Snitzer:

 - revert a request-based DM core change that caused IO latency to
   increase and adversely impact both throughput and system load

 - fix for a use after free bug in DM core's device cleanup

 - a couple DM btree removal fixes (used by dm-thinp)

 - a DM thinp fix for order-5 allocation failure

 - a DM thinp fix to not degrade to read-only metadata mode when in
   out-of-data-space mode for longer than the 'no_space_timeout'

 - fix a long-standing oversight in both dm-thinp and dm-cache by now
   exporting 'needs_check' in status if it was set in metadata

 - fix an embarrassing dm-cache busy-loop that caused worker threads to
   eat cpu even if no IO was actively being issued to the cache device

* tag 'dm-4.2-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
  dm cache: avoid calls to prealloc_free_structs() if possible
  dm cache: avoid preallocation if no work in writeback_some_dirty_blocks()
  dm cache: do not wake_worker() in free_migration()
  dm cache: display 'needs_check' in status if it is set
  dm thin: display 'needs_check' in status if it is set
  dm thin: stay in out-of-data-space mode once no_space_timeout expires
  dm: fix use after free crash due to incorrect cleanup sequence
  Revert "dm: only run the queue on completion if congested or no requests pending"
  dm btree: silence lockdep lock inversion in dm_btree_del()
  dm thin: allocate the cell_sort_array dynamically
  dm btree remove: fix bug in redistribute3
2015-07-17 20:53:57 -07:00
Viresh Kumar da89947b47 Update Viresh Kumar's email address
Switch to my kernel.org alias instead of a badly named gmail address,
which I rarely use.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-07-17 16:39:53 -07:00
Linus Torvalds eb254374a3 Staging/IIO driver fixes for 4.2-rc3
Here's some staging and IIO driver fixes for 4.2-rc3.
 
 Nothing major, the majority are IIO issues that were reported, with a
 few other minor staging driver fixes.  All have been in linux-next for a
 while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-4.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging and IIO driver fixes from Greg KH:
 "Here's some staging and IIO driver fixes for 4.2-rc3.

  Nothing major, the majority are IIO issues that were reported, with a
  few other minor staging driver fixes.  All have been in linux-next for
  a while with no reported issues"

* tag 'staging-4.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (25 commits)
  staging: vt6656: check ieee80211_bss_conf bssid not NULL
  staging: vt6655: check ieee80211_bss_conf bssid not NULL
  staging:lustre: remove irq.h from socklnd.h
  staging: make board support depend on OF_IRQ and CLKDEV_LOOKUP
  iio: tmp006: Check channel info on write
  iio: sx9500: Add missing init in sx9500_buffer_pre{en,dis}able()
  iio:light:ltr501: fix regmap dependency
  iio:light:ltr501: fix variable in ltr501_init
  iio: sx9500: fix bug in compensation code
  iio: sx9500: rework error handling of raw readings
  iio: magnetometer: mmc35240: fix available sampling frequencies
  iio:light:stk3310: Fix REGMAP_I2C dependency
  iio: light: STK3310: un-invert proximity values
  iio:adc:cc10001_adc: fix Kconfig dependency
  iio: light: tcs3414: Fix bug preventing to set integration time
  iio:accel:bmc150-accel: fix counting direction
  iio:light:cm3323: clear bitmask before set
  iio: adc: at91_adc: allow to use full range of startup time
  iio: DAC: ad5624r_spi: fix bit shift of output data value
  iio: proximity: sx9500: Fix proximity value
  ...
2015-07-17 11:30:59 -07:00
Dave Airlie e1e50e1e1e imx-drm: fixes for parallel-display, imx-tve, and ipu-common
These patches fix the parallel-display driver to use the standard OF
 graph bindings for connecting a drm_panel via device tree instead of
 an undocumented, driver specific device tree property, take care to
 disable all IPU interrupts before setting up the irq chip to fix a
 kexec lockup, and fix VGA output on i.MX53-QSB boards by correcting
 the media bus format set by the imx-tve driver.
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Merge tag 'imx-drm-fixes-2015-07-14' of git://git.pengutronix.de/git/pza/linux into drm-fixes

imx-drm: fixes for parallel-display, imx-tve, and ipu-common

These patches fix the parallel-display driver to use the standard OF
graph bindings for connecting a drm_panel via device tree instead of
an undocumented, driver specific device tree property, take care to
disable all IPU interrupts before setting up the irq chip to fix a
kexec lockup, and fix VGA output on i.MX53-QSB boards by correcting
the media bus format set by the imx-tve driver.

* tag 'imx-drm-fixes-2015-07-14' of git://git.pengutronix.de/git/pza/linux:
  drm/imx: tve: fix media bus format for VGA output
  GPU: ipu: fix lockup caused by pending chained interrupts
  drm/imx: parallel-display: fix drm_panel support
2015-07-17 10:24:34 +10:00
Dave Airlie 375539832c Merge tag 'topic/drm-fixes-2015-07-16' of git://anongit.freedesktop.org/drm-intel into drm-fixes
Ok next attempt at drm-fixes pull. Big thing really is just the compat32
one for addfb2.1.

* tag 'topic/drm-fixes-2015-07-16' of git://anongit.freedesktop.org/drm-intel:
  drm: Provide compat ioctl for addfb2.1
  Documentation: drm: Fix tablulation in KMS properties table
  drm: add a check for x/y in drm_mode_setcrtc
  drm/rockchip: use drm_gem_mmap helpers
2015-07-17 09:56:00 +10:00
Mike Snitzer 255eac2005 dm cache: display 'needs_check' in status if it is set
There is currently no way to see that the needs_check flag has been set
in the metadata.  Display 'needs_check' in the cache status if it is set
in the cache metadata.

Also, update cache documentation.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2015-07-16 10:23:50 -04:00
Mike Snitzer e4c78e210d dm thin: display 'needs_check' in status if it is set
There is currently no way to see that the needs_check flag has been set
in the metadata.  Display 'needs_check' in the thin-pool status if it is
set in the thinp metadata.

Also, update thinp documentation.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2015-07-16 10:23:50 -04:00
Linus Torvalds bec33cd2eb ARC fixes for 4.2-rc3
- Makefile changes (top-level+ARC) reinstates -O3 builds (regression since 3.16)
  - IDU intc related fixes, IRQ affinity
  - patch to make bitops safer for ARC
  - perf fix from Alexey to remove signed PC braino
  - Futex backend gets llock/scond support
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Merge tag 'arc-v4.2-rc3-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc

Pull ARC fixes from Vineet Gupta:
 - Makefile changes (top-level+ARC) reinstates -O3 builds (regression
   since 3.16)
 - IDU intc related fixes, IRQ affinity
 - patch to make bitops safer for ARC
 - perf fix from Alexey to remove signed PC braino
 - Futex backend gets llock/scond support

* tag 'arc-v4.2-rc3-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc:
  ARCv2: support HS38 releases
  ARC: make sure instruction_pointer() returns unsigned value
  ARC: slightly refactor macros for boot logging
  ARC: Add llock/scond to futex backend
  arc:irqchip: prepare for drivers/irqchip/irqchip.h removal
  ARC: Make ARC bitops "safer" (add anti-optimization)
  ARCv2: [axs103] bump CPU frequency from 75 to 90 MHZ
  ARCv2: intc: IDU: Fix potential race in installing a chained IRQ handler
  ARCv2: intc: IDU: support irq affinity
  ARC: fix unused var wanring
  ARC: Don't memzero twice in dma_alloc_coherent for __GFP_ZERO
  ARC: Override toplevel default -O2 with -O3
  kbuild: Allow arch Makefiles to override {cpp,ld,c}flags
  ARCv2: guard SLC DMA ops with spinlock
  ARC: Kconfig: better way to disable ARC_HAS_LLSC for ARC_CPU_750D
2015-07-15 13:17:31 -07:00
Greg Kroah-Hartman a732cd437b First set of IIO fixes for the 4.2 cycle.
* Fix a regression in hid sensors suspend time as a result of adding runtime
   pm.  The normal flow of waking up devices in order to go into suspend
   (given the devices are normally suspended when not reading) to a regression
   in suspend time on some laptops (reports of an additional 8 seconds).
   Fix this by checking to see if a user action resulting in the wake up, and
   make it a null operation if it didn't.  Note that for hid sensors, there is
   nothing useful to be done when moving into a full suspend from a runtime
   suspend so they might as well be left alone.
 * rochip_saradc: fix some missing MODULE_* data including the licence so that
   the driver does not taint the kernel incorrectly and can build as a module.
 * twl4030 - mark irq as oneshot as it always should have been.
 * inv-mpu - write formats for attributes not specified, leading to miss
   interpretation of the gyro scale channel when written.
 * Proximity ABI clarification.  This had snuck through as a mess.  Some
   drivers thought proximity went in one direction, some the other.  We went
   with the most common option, documented it and fixed up the drivers going
   the other way.  Fix for sx9500 included in this set.
 * ad624r - fix a wrong shift in the output data.
 * at91_adc - remove a false limit on the value of the STARTUP register
   applied by too small a type for the device tree parameter.
 * cm3323 - clear the bits when setting the integration time (otherwise
   we can only ever set more bits in the relevant field).
 * bmc150-accel - multiple triggers are registered, but on error were not being
   unwound in the opposite order leading to removal of triggers that had not
   yet successfully been registered (count down instead of up when unwinding).
 * tcs3414 - ensure right part of val / val2 pair read so that the integration
   time is not always 0.
 * cc10001_adc - bug in kconfig dependency. Use of OR when AND was intended.
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Merge tag 'iio-fixes-for-4.2a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-linus

Jonathan writes:

First set of IIO fixes for the 4.2 cycle.

* Fix a regression in hid sensors suspend time as a result of adding runtime
  pm.  The normal flow of waking up devices in order to go into suspend
  (given the devices are normally suspended when not reading) to a regression
  in suspend time on some laptops (reports of an additional 8 seconds).
  Fix this by checking to see if a user action resulting in the wake up, and
  make it a null operation if it didn't.  Note that for hid sensors, there is
  nothing useful to be done when moving into a full suspend from a runtime
  suspend so they might as well be left alone.
* rochip_saradc: fix some missing MODULE_* data including the licence so that
  the driver does not taint the kernel incorrectly and can build as a module.
* twl4030 - mark irq as oneshot as it always should have been.
* inv-mpu - write formats for attributes not specified, leading to miss
  interpretation of the gyro scale channel when written.
* Proximity ABI clarification.  This had snuck through as a mess.  Some
  drivers thought proximity went in one direction, some the other.  We went
  with the most common option, documented it and fixed up the drivers going
  the other way.  Fix for sx9500 included in this set.
* ad624r - fix a wrong shift in the output data.
* at91_adc - remove a false limit on the value of the STARTUP register
  applied by too small a type for the device tree parameter.
* cm3323 - clear the bits when setting the integration time (otherwise
  we can only ever set more bits in the relevant field).
* bmc150-accel - multiple triggers are registered, but on error were not being
  unwound in the opposite order leading to removal of triggers that had not
  yet successfully been registered (count down instead of up when unwinding).
* tcs3414 - ensure right part of val / val2 pair read so that the integration
  time is not always 0.
* cc10001_adc - bug in kconfig dependency. Use of OR when AND was intended.
2015-07-13 14:18:07 -07:00
Linus Torvalds 84e3e9d04d ARM: SoC: fixes for v4.2-rc2
A fairly random colletion of fixes based on -rc1 for OMAP, sunxi and
 prima2 as well as a few arm64-specific DT fixes.
 
 This series also includes a late to support a new Allwinner (sunxi)
 SoC, but since it's rather simple and isolated to the
 platform-specific code, it's included it for this -rc.
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Merge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Kevin Hilman:
 "A fairly random colletion of fixes based on -rc1 for OMAP, sunxi and
  prima2 as well as a few arm64-specific DT fixes.

  This series also includes a late to support a new Allwinner (sunxi)
  SoC, but since it's rather simple and isolated to the
  platform-specific code, it's included it for this -rc"

* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  arm64: dts: add device tree for ARM SMM-A53x2 on LogicTile Express 20MG
  arm: dts: vexpress: add missing CCI PMU device node to TC2
  arm: dts: vexpress: describe all PMUs in TC2 dts
  GICv3: Add ITS entry to THUNDER dts
  arm64: dts: Add poweroff button device node for APM X-Gene platform
  ARM: dts: am4372.dtsi: disable rfbi
  ARM: dts: am57xx-beagle-x15: Provide supply for usb2_phy2
  ARM: dts: am4372: Add emif node
  Revert "ARM: dts: am335x-boneblack: disable RTC-only sleep"
  ARM: sunxi: Enable simplefb in the defconfig
  ARM: Remove deprecated symbol from defconfig files
  ARM: sunxi: Add Machine support for A33
  ARM: sunxi: Introduce Allwinner H3 support
  Documentation: sunxi: Update Allwinner SoC documentation
  ARM: prima2: move to use REGMAP APIs for rtciobrg
  ARM: dts: atlas7: add pinctrl and gpio descriptions
  ARM: OMAP2+: Remove unnessary return statement from the void function, omap2_show_dma_caps
  memory: omap-gpmc: Fix parsing of devices
2015-07-11 10:20:36 -07:00
Philipp Zabel 553a59fc8f drm/imx: parallel-display: fix drm_panel support
The parallel-display driver used an undocumented, non-standard property
"fsl,panel" to optionally associate with a drm_panel device. This patch
fixes the driver to use the same OF graph bindings as the LDB driver
instead:

    parallel-display {
            compatible = "fsl,imx-parallel-display";
            ...

            port@1 {
                    reg = <1>;

                    parallel_out: endpoint {
                            remote_endpoint = <&panel_in>;
                    };
            };
    };

    panel {
            ...

            port {
                    panel_in: endpoint {
                            remote-endpoint = <&parallel_out>;
                    };
            };
    };

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Tested-by: Gary Bisson <gary.bisson@boundarydevices.com>
2015-07-10 11:02:31 +02:00
Kevin Hilman 8dfbc0ab34 Minor fixes for omaps against v4.2-rc1. Mostly just minor dts changes
except for a GPMC fix to not use names for probing devices. Also a
 one liner clean-up to remove unecessary return from a void function.
 
 The summary for the changes being:
 
 - Fix probe for GPMC devices by reoving limitations based on device
   name
 
 - Remove unnecessary return from a void function
 
 - Revert beaglebone RTC sleep fix, we now have a better fix merged
 
 - Add am4372 EMIF node to fix a warning
 
 - Add am57xx-beagle-x15 power supply to fix USB2 if USB1 is disabled
 
 - Disable rfbi for am4372 as it does not have a driver
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Merge tag 'omap-for-v4.2/fixes-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes

Merge "omap fixes against v4.2-rc1" from Tony Lindgren:

Minor fixes for omaps against v4.2-rc1. Mostly just minor dts changes
except for a GPMC fix to not use names for probing devices. Also a
one liner clean-up to remove unecessary return from a void function.

The summary for the changes being:

- Fix probe for GPMC devices by reoving limitations based on device
  name

- Remove unnecessary return from a void function

- Revert beaglebone RTC sleep fix, we now have a better fix merged

- Add am4372 EMIF node to fix a warning

- Add am57xx-beagle-x15 power supply to fix USB2 if USB1 is disabled

- Disable rfbi for am4372 as it does not have a driver

* tag 'omap-for-v4.2/fixes-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: dts: am4372.dtsi: disable rfbi
  ARM: dts: am57xx-beagle-x15: Provide supply for usb2_phy2
  ARM: dts: am4372: Add emif node
  Revert "ARM: dts: am335x-boneblack: disable RTC-only sleep"
  ARM: OMAP2+: Remove unnessary return statement from the void function, omap2_show_dma_caps
  memory: omap-gpmc: Fix parsing of devices
2015-07-09 15:38:16 -07:00
Kevin Hilman d024bae2c4 Allwinner late changes for 4.2
A bunch of defconfig changes, and some patches to make the Allwinner H3 and
 A33 boot properly.
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Merge tag 'sunxi-late-for-4.2' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux into fixes

Merge "Allwinner late changes for 4.2" from Maxime Ripard:

Allwinner late changes for 4.2

A bunch of defconfig changes, and some patches to make the Allwinner H3 and
A33 boot properly.

* tag 'sunxi-late-for-4.2' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux:
  ARM: sunxi: Enable simplefb in the defconfig
  ARM: Remove deprecated symbol from defconfig files
  ARM: sunxi: Add Machine support for A33
  ARM: sunxi: Introduce Allwinner H3 support
  Documentation: sunxi: Update Allwinner SoC documentation
2015-07-09 15:08:44 -07:00
Zhen Lei 5e92946c39 iommu/arm-smmu: Skip the execution of CMD_PREFETCH_CONFIG
Hisilicon SMMUv3 devices treat CMD_PREFETCH_CONFIG as a illegal command,
execute it will trigger GERROR interrupt. Although the gerror code manage
to turn the prefetch into a SYNC, and the system can continue to run
normally, but it's ugly to print error information.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
[will: extended binding documentation]
Signed-off-by: Will Deacon <will.deacon@arm.com>
2015-07-08 17:24:39 +01:00
Graham Whaley d4acc16515 Documentation: drm: Fix tablulation in KMS properties table
Commit 712a0dd91c ("Documentation/drm: Update rotation property")
left an extra 'rowspan' for the row omap, which pushed the following qxl
rows columns out to column 8 and broke the tabulation.
Remove the errant rowspan.

Signed-off-by: Graham Whaley <graham.whaley@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-07-07 22:42:58 +02:00
Uwe Geuder b51f9b103f PM / hibernate: clarify resume documentation
it was not the whole truth that kernel mode cannot be used with swap on LVM

Signed-off-by: Uwe Geuder <linuxkernel2015-ugeuder@snkmail.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2015-07-07 01:18:11 +02:00
Dave Gerlach fff75ee150 ARM: dts: am4372: Add emif node
Add node for TI AM4372 EMIF. Without this we get a warning with the
recent commit fabbe6df (ARM: OMAP: AM43xx hwmod: Add data for am43xx
emif hwmod).

Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Tested-by: Felipe Balbi <balbi@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
[tony@atomide.com: updated comments]
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-07-06 05:11:13 -07:00
Michal Marek 61754c1875 kbuild: Allow arch Makefiles to override {cpp,ld,c}flags
Since commit a1c48bb1 (Makefile: Fix unrecognized cross-compiler command
line options), the arch Makefile is included earlier by the main
Makefile, preventing the arc architecture to set its -O3 compiler
option. Since there might be more use cases for an arch Makefile to
fine-tune the options, add support for ARCH_CPPFLAGS, ARCH_AFLAGS and
ARCH_CFLAGS variables that are appended to the respective kbuild
variables. The user still has the final say via the KCPPFLAGS, KAFLAGS
and KCFLAGS variables.

Reported-by: Vineet Gupta <Vineet.Gupta1@synopsys.com>
Cc: stable@vger.kernel.org # 3.16+
Signed-off-by: Michal Marek <mmarek@suse.com>
2015-07-06 11:09:00 +05:30
Vishnu Patekar 159870d241 ARM: sunxi: Add Machine support for A33
Add machine support for the Allwinner A33 quad core cortex-a7 based SoC,
which is similar to the A23 SoC.

Signed-off-by: Vishnu Patekar <vishnupatekar0510@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Tested-by: Chen-Yu Tsai <wens@csie.org>
2015-07-05 16:33:55 +02:00
Jens Kuske 14a882df14 ARM: sunxi: Introduce Allwinner H3 support
The Allwinner H3 is a quad-core Cortex-A7-based SoC. It is very similar
to other sun8i family SoCs like the A23.

Signed-off-by: Jens Kuske <jenskuske@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
2015-07-05 16:33:55 +02:00
Jens Kuske d90a45b1e0 Documentation: sunxi: Update Allwinner SoC documentation
There are some new Allwinner SoCs available, namely A33, A83T and H3.
Update the documentation to mention those and the related documents.

Signed-off-by: Jens Kuske <jenskuske@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
2015-07-05 16:33:54 +02:00
Linus Torvalds 1dc51b8288 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull more vfs updates from Al Viro:
 "Assorted VFS fixes and related cleanups (IMO the most interesting in
  that part are f_path-related things and Eric's descriptor-related
  stuff).  UFS regression fixes (it got broken last cycle).  9P fixes.
  fs-cache series, DAX patches, Jan's file_remove_suid() work"

[ I'd say this is much more than "fixes and related cleanups".  The
  file_table locking rule change by Eric Dumazet is a rather big and
  fundamental update even if the patch isn't huge.   - Linus ]

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (49 commits)
  9p: cope with bogus responses from server in p9_client_{read,write}
  p9_client_write(): avoid double p9_free_req()
  9p: forgetting to cancel request on interrupted zero-copy RPC
  dax: bdev_direct_access() may sleep
  block: Add support for DAX reads/writes to block devices
  dax: Use copy_from_iter_nocache
  dax: Add block size note to documentation
  fs/file.c: __fget() and dup2() atomicity rules
  fs/file.c: don't acquire files->file_lock in fd_install()
  fs:super:get_anon_bdev: fix race condition could cause dev exceed its upper limitation
  vfs: avoid creation of inode number 0 in get_next_ino
  namei: make set_root_rcu() return void
  make simple_positive() public
  ufs: use dir_pages instead of ufs_dir_pages()
  pagemap.h: move dir_pages() over there
  remove the pointless include of lglock.h
  fs: cleanup slight list_entry abuse
  xfs: Correctly lock inode when removing suid and file capabilities
  fs: Call security_ops->inode_killpriv on truncate
  fs: Provide function telling whether file_remove_privs() will do anything
  ...
2015-07-04 19:36:06 -07:00
Linus Torvalds 5c755fe142 Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
Pull SCSI target updates from Nicholas Bellinger:
 "It's been a busy development cycle for target-core in a number of
  different areas.

  The fabric API usage for se_node_acl allocation is now within
  target-core code, dropping the external API callers for all fabric
  drivers tree-wide.

  There is a new conversion to RCU hlists for se_node_acl and
  se_portal_group LUN mappings, that turns fast-past LUN lookup into a
  completely lockless code-path.  It also removes the original
  hard-coded limitation of 256 LUNs per fabric endpoint.

  The configfs attributes for backends can now be shared between core
  and driver code, allowing existing drivers to use common code while
  still allowing flexibility for new backend provided attributes.

  The highlights include:

   - Merge sbc_verify_dif_* into common code (sagi)
   - Remove iscsi-target support for obsolete IFMarker/OFMarker
     (Christophe Vu-Brugier)
   - Add bidi support in target/user backend (ilias + vangelis + agover)
   - Move se_node_acl allocation into target-core code (hch)
   - Add crc_t10dif_update common helper (akinobu + mkp)
   - Handle target-core odd SGL mapping for data transfer memory
     (akinobu)
   - Move transport ID handling into target-core (hch)
   - Move task tag into struct se_cmd + support 64-bit tags (bart)
   - Convert se_node_acl->device_list[] to RCU hlist (nab + hch +
     paulmck)
   - Convert se_portal_group->tpg_lun_list[] to RCU hlist (nab + hch +
     paulmck)
   - Simplify target backend driver registration (hch)
   - Consolidate + simplify target backend attribute implementations
     (hch + nab)
   - Subsume se_port + t10_alua_tg_pt_gp_member into se_lun (hch)
   - Drop lun_sep_lock for se_lun->lun_se_dev RCU usage (hch + nab)
   - Drop unnecessary core_tpg_register TFO parameter (nab)
   - Use 64-bit LUNs tree-wide (hannes)
   - Drop left-over TARGET_MAX_LUNS_PER_TRANSPORT limit (hannes)"

* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (76 commits)
  target: Bump core version to v5.0
  target: remove target_core_configfs.h
  target: remove unused TARGET_CORE_CONFIG_ROOT define
  target: consolidate version defines
  target: implement WRITE_SAME with UNMAP bit using ->execute_unmap
  target: simplify UNMAP handling
  target: replace se_cmd->execute_rw with a protocol_data field
  target/user: Fix inconsistent kmap_atomic/kunmap_atomic
  target: Send UA when changing LUN inventory
  target: Send UA upon LUN RESET tmr completion
  target: Send UA on ALUA target port group change
  target: Convert se_lun->lun_deve_lock to normal spinlock
  target: use 'se_dev_entry' when allocating UAs
  target: Remove 'ua_nacl' pointer from se_ua structure
  target_core_alua: Correct UA handling when switching states
  xen-scsiback: Fix compile warning for 64-bit LUN
  target: Remove TARGET_MAX_LUNS_PER_TRANSPORT
  target: use 64-bit LUNs
  target: Drop duplicate + unused se_dev_check_wce
  target: Drop unnecessary core_tpg_register TFO parameter
  ...
2015-07-04 14:13:43 -07:00
Linus Torvalds 6d7c8e1b3a A very significant modification to NTB in this series.
An abstraction layer was added to allow the hardware and clients to be
 easily added.  This required rewriting the NTB transport layer for this
 abstraction layer.  This modification will allow future
 "high performance" NTB clients.
 
 In addition to this change, a number of performance modifications were
 added.  These changes include NUMA enablement, using CPU memcpy instead
 of asyncdma, and modification of NTB layer MTU size.
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Merge tag 'ntb-4.2' of git://github.com/jonmason/ntb

Pull NTB updates from Jon Mason:
 "This includes a pretty significant reworking of the NTB core code, but
  has already produced some significant performance improvements.

  An abstraction layer was added to allow the hardware and clients to be
  easily added.  This required rewriting the NTB transport layer for
  this abstraction layer.  This modification will allow future "high
  performance" NTB clients.

  In addition to this change, a number of performance modifications were
  added.  These changes include NUMA enablement, using CPU memcpy
  instead of asyncdma, and modification of NTB layer MTU size"

* tag 'ntb-4.2' of git://github.com/jonmason/ntb: (22 commits)
  NTB: Add split BAR output for debugfs stats
  NTB: Change WARN_ON_ONCE to pr_warn_once on unsafe
  NTB: Print driver name and version in module init
  NTB: Increase transport MTU to 64k from 16k
  NTB: Rename Intel code names to platform names
  NTB: Default to CPU memcpy for performance
  NTB: Improve performance with write combining
  NTB: Use NUMA memory in Intel driver
  NTB: Use NUMA memory and DMA chan in transport
  NTB: Rate limit ntb_qp_link_work
  NTB: Add tool test client
  NTB: Add ping pong test client
  NTB: Add parameters for Intel SNB B2B addresses
  NTB: Reset transport QP link stats on down
  NTB: Do not advance transport RX on link down
  NTB: Differentiate transport link down messages
  NTB: Check the device ID to set errata flags
  NTB: Enable link for Intel root port mode in probe
  NTB: Read peer info from local SPAD in transport
  NTB: Split ntb_hw_intel and ntb_transport drivers
  ...
2015-07-04 14:07:47 -07:00
Matthew Wilcox 44f4c054ca dax: Add block size note to documentation
For block devices which are small enough, mkfs will default to creating
a filesystem with block sizes smaller than page size.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2015-07-04 15:56:56 -04:00
Dave Jiang 2f887b9a44 NTB: Rename Intel code names to platform names
Instead of using the platform code names, use the correct platform names
to identify the respective Intel NTB hardware.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
2015-07-04 14:09:25 -04:00
Allen Hubbe 578b881ba9 NTB: Add tool test client
This is a simple debugging driver that enables the doorbell and
scratch pad registers to be read and written from the debugfs.  This
tool enables more complicated debugging to be scripted from user space.
This driver may be used to test that your ntb hardware and drivers are
functioning at a basic level.

Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
2015-07-04 14:08:17 -04:00
Allen Hubbe 963de4739f NTB: Add ping pong test client
This is a simple ping pong driver that exercises the scratch pads and
doorbells of the ntb hardware.  This driver may be used to test that
your ntb hardware and drivers are functioning at a basic level.

Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
2015-07-04 14:07:42 -04:00
Allen Hubbe 42fefc86a6 NTB: Add parameters for Intel SNB B2B addresses
Add module parameters for the addresses to be used in B2B topology.

Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
2015-07-04 14:06:40 -04:00
Allen Hubbe e26a5843f7 NTB: Split ntb_hw_intel and ntb_transport drivers
Change ntb_hw_intel to use the new NTB hardware abstraction layer.

Split ntb_transport into its own driver.  Change it to use the new NTB
hardware abstraction layer.

Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
2015-07-04 14:05:49 -04:00
Allen Hubbe a1bd3baeb2 NTB: Add NTB hardware abstraction layer
Abstract the NTB device behind a programming interface, so that it can
support different hardware and client drivers.

Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
2015-07-04 14:04:44 -04:00
Linus Torvalds b1be9ead13 Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar:
 "Two FPU rewrite related fixes.  This addresses all known x86
  regressions at this stage.  Also some other misc fixes"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/fpu: Fix boot crash in the early FPU code
  x86/asm/entry/64: Update path names
  x86/fpu: Fix FPU related boot regression when CPUID masking BIOS feature is enabled
  x86/boot/setup: Clean up the e820_reserve_setup_data() code
  x86/kaslr: Fix typo in the KASLR_FLAG documentation
2015-07-04 08:58:50 -07:00
Linus Torvalds 2fee94b74b - remoteproc fixes/cleanups from Suman Anna
- new remoteproc TI Wakeup M3 driver from Dave Gerlach
 - remoteproc core support for TI's Wakeup M3 driver from both Dave and Suman
 - tiny remoteproc build fix from myself
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Merge tag 'remoteproc-4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/ohad/remoteproc

Pull remoteproc updates from Ohad Ben-Cohen:

 - remoteproc fixes/cleanups from Suman Anna

 - new remoteproc TI Wakeup M3 driver from Dave Gerlach

 - remoteproc core support for TI's Wakeup M3 driver from both Dave and Suman

 - tiny remoteproc build fix from myself

* tag 'remoteproc-4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/ohad/remoteproc:
  remoteproc: fix !CONFIG_OF build breakage
  remoteproc/wkup_m3: add a remoteproc driver for TI Wakeup M3
  Documentation: dt: add bindings for TI Wakeup M3 processor
  remoteproc: add a rproc ops for performing address translation
  remoteproc: introduce rproc_get_by_phandle API
  remoteproc: fix various checkpatch warnings
  remoteproc/davinci: fix quoted split string checkpatch warning
  remoteproc/ste: add blank lines after declarations
2015-07-03 14:57:50 -07:00
Linus Torvalds d033ed9eea - hwspinlock core DT support from Suman Anna
- OMAP hwspinlock DT support from Suman Anna
 - QCOM hwspinlock DT support from Bjorn Andersson
 - a new CSR atlas7 hwspinlock driver from Wei Chen
 - CSR atlas7 hwspinlock DT binding document from Wei Chen
 - a tiny QCOM hwspinlock driver fix from Bjorn Andersson
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Merge tag 'hwspinlock-4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/ohad/hwspinlock

Pull hwspinlock updates from Ohad Ben-Cohen:

 - hwspinlock core DT support from Suman Anna

 - OMAP hwspinlock DT support from Suman Anna

 - QCOM hwspinlock DT support from Bjorn Andersson

 - a new CSR atlas7 hwspinlock driver from Wei Chen

 - CSR atlas7 hwspinlock DT binding document from Wei Chen

 - a tiny QCOM hwspinlock driver fix from Bjorn Andersson

* tag 'hwspinlock-4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/ohad/hwspinlock:
  hwspinlock: qcom: Correct msb in regmap_field
  DT: hwspinlock: add the CSR atlas7 hwspinlock bindings document
  hwspinlock: add a CSR atlas7 driver
  hwspinlock: qcom: Add support for Qualcomm HW Mutex block
  DT: hwspinlock: Add binding documentation for Qualcomm hwmutex
  hwspinlock/omap: add support for dt nodes
  Documentation: dt: add the omap hwspinlock bindings document
  hwspinlock/core: add device tree support
  Documentation: dt: add common bindings for hwspinlock
2015-07-03 14:52:25 -07:00
Jean Delvare 97607f9882 hwmon: Document which I2C addresses can be probed
Add an item to the checklist when submitting a new hwmon driver: only
some I2C addresses can be probed, others should not for safety
reasons.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
2015-07-03 14:39:05 +02:00
Roger Lucas f617f7310c hwmon: (w83792d) Additional PWM outputs support
Add pwm[4-7] and the associated pwm[4-7]_mode attributes.

Signed-off-by: Roger Lucas <vt8231@hiddenengine.co.uk>
Signed-off-by: Jean Delvare <jdelvare@suse.de>
2015-07-03 14:39:05 +02:00
Linus Torvalds 9bdc771f2c Additional ACPICA material for v4.2-rc1
- Fix system resume problems related to 32-bit and 64-bit versions
    of the Firmware ACPI Control Structure (FACS) in the firmare (Lv
    Zheng).
 
  - Fix double initialization of the FACS (Lv Zheng).
 
  - Add _CLS object processing code to ACPICA (Suravee Suthikulpanit).
 
  - Add support for the (currently missing) new GIC version field in
    the Multiple APIC Description Table (MADT) (Hanjun Guo).
 
  - Add support for overriding objects in the ACPI namespace to
    ACPICA and OSDT support (Lv Zheng, Bob Moore, Zhang Rui).
 
  - Updates related to the TCPA and TPM2 ACPI tables (Bob Moore).
 
  - Restore the commit modifying _REV to always return "2" (as
    required by ACPI 6) and add a blacklisting mechanism for
    systems that may be affected by that change (Rafael J Wysocki).
 
  - Assorted fixes and cleanups (Bob Moore, Lv Zheng, Sascha Wildner).
 
 /
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Merge tag 'acpica-4.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPICA updates from Rafael Wysocki:
 "Additional ACPICA material for v4.2-rc1

  This will update the ACPICA code in the kernel to upstream revision
  20150619 (a bug-fix release mostly including stable-candidate fixes)
  and restore an earlier ACPICA commit that had to be reverted due to a
  regression introduced by it (the regression is addressed by
  blacklisting the only known system affected by it to date).

  The only new feature added by this update is the support for
  overriding objects in the ACPI namespace and a new ACPI table that can
  be used for that called the Override System Definition Table (OSDT).
  That should allow us to "patch" the ACPI namespace built from
  incomplete or incorrect ACPI System Definition tables (DSDT, SSDT)
  during system startup without the need to provide replacements for all
  of those tables in the future.

  Specifics:

   - Fix system resume problems related to 32-bit and 64-bit versions of
     the Firmware ACPI Control Structure (FACS) in the firmare (Lv
     Zheng)

   - Fix double initialization of the FACS (Lv Zheng)

   - Add _CLS object processing code to ACPICA (Suravee Suthikulpanit)

   - Add support for the (currently missing) new GIC version field in
     the Multiple APIC Description Table (MADT) (Hanjun Guo)

   - Add support for overriding objects in the ACPI namespace to ACPICA
     and OSDT support (Lv Zheng, Bob Moore, Zhang Rui)

   - Updates related to the TCPA and TPM2 ACPI tables (Bob Moore)

   - Restore the commit modifying _REV to always return "2" (as required
     by ACPI 6) and add a blacklisting mechanism for systems that may be
     affected by that change (Rafael J Wysocki)

   - Assorted fixes and cleanups (Bob Moore, Lv Zheng, Sascha Wildner)"

* tag 'acpica-4.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (28 commits)
  Revert 'Revert "ACPICA: Permanently set _REV to the value '2'."'
  ACPI / init: Make it possible to override _REV
  ACPICA: Update version to 20150619
  ACPICA: Comment update, no functional change
  ACPICA: Update TPM2 ACPI table
  ACPICA: Update definitions for the TCPA and TPM2 ACPI tables
  ACPICA: Split C library prototypes to new header
  ACPICA: De-macroize calls to standard C library functions
  ACPI / acpidump: Update acpidump manual
  ACPICA: acpidump: Convert the default behavior to dump from /sys/firmware/acpi/tables
  ACPICA: acpidump: Allow customized tables to be dumped without accessing /dev/mem
  ACPICA: Cleanup output for the ASL Debug object
  ACPICA: Update for acpi_install_table memory types
  ACPICA: Namespace: Change namespace override to avoid node deletion
  ACPICA: Namespace: Add support of OSDT table
  ACPICA: Namespace: Add support to allow overriding objects
  ACPICA: ACPI 6.0: Add values for MADT GIC version field
  ACPICA: Utilities: Add _CLS processing
  ACPICA: Add dragon_fly support to unix file mapping file
  ACPICA: EFI: Add EFI interface definitions to eliminate dependency of GNU EFI
  ...
2015-07-02 17:11:28 -07:00
Rafael J. Wysocki 18d78b64fd ACPI / init: Make it possible to override _REV
The platform firmware on some systems expects Linux to return "5" as
the supported ACPI revision which makes it expose system configuration
information in a special way.

For example, based on what ACPI exports as the supported revision,
Dell XPS 13 (2015) configures its audio device to either work in HDA
mode or in I2S mode, where the former is supposed to be used on Linux
until the latter is fully supported (in the kernel as well as in user
space).

Since ACPI 6 mandates that _REV should return "2" if ACPI 2 or later
is supported by the OS, a subsequent change will make that happen, so
make it possible to override that on systems where "5" is expected to
be returned for Linux to work correctly one them (such as the Dell
machine mentioned above).

Original-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2015-07-03 01:06:00 +02:00
Linus Torvalds d4113f2f17 ARM: SoC: late fixes and dependencies
This is a collection of a few late fixes and other misc. stuff that
 had dependencies on things being merged from other trees.
 
 Other than the fixes, the primary feature being added is the
 conversion of some OMAP drivers to the new generic wakeirq interface.
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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 fixes and dependencies from Kevin Hilman:
 "This is a collection of a few late fixes and other misc stuff that had
  dependencies on things being merged from other trees.

  Other than the fixes, the primary feature being added is the
  conversion of some OMAP drivers to the new generic wakeirq interface"

* tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: multi_v7_defconfig: Enable BRCMNAND driver
  ARM: BCM: Do not select CONFIG_MTD_NAND_BRCMNAND
  ARM: at91/dt: update udc compatible strings
  ARM: at91/dt: trivial: fix USB udc compatible string
  arm64: dts: Add APM X-Gene standby GPIO controller DTS entries
  soc: qcom: spm: Fix idle on THUMB2 kernels
  ARM: dove: fix legacy dove IRQ numbers
  ARM: mvebu: fix suspend to RAM on big-endian configurations
  ARM: mvebu: adjust Armada XP DT spi muxing after pinctrl function rename
  serial: 8250_omap: Move wake-up interrupt to generic wakeirq
  serial: omap: Switch wake-up interrupt to generic wakeirq
  mmc: omap_hsmmc: Change wake-up interrupt to use generic wakeirq
2015-07-02 14:40:49 -07:00
Linus Torvalds a7ba4bf5e7 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse
Pull fuse updates from Miklos Szeredi:
 "This is the start of improving fuse scalability.

  An input queue and a processing queue is split out from the monolithic
  fuse connection, each of those having their own spinlock.  The end of
  the patchset adds the ability to clone a fuse connection.  This means,
  that instead of having to read/write requests/answers on a single fuse
  device fd, the fuse daemon can have multiple distinct file descriptors
  open.  Each of those can be used to receive requests and send answers,
  currently the only constraint is that a request must be answered on
  the same fd as it was read from.

  This can be extended further to allow binding a device clone to a
  specific CPU or NUMA node.

  Based on a patchset by Srinivas Eeda and Ashish Samant.  Thanks to
  Ashish for the review of this series"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse: (40 commits)
  fuse: update MAINTAINERS entry
  fuse: separate pqueue for clones
  fuse: introduce per-instance fuse_dev structure
  fuse: device fd clone
  fuse: abort: no fc->lock needed for request ending
  fuse: no fc->lock for pqueue parts
  fuse: no fc->lock in request_end()
  fuse: cleanup request_end()
  fuse: request_end(): do once
  fuse: add req flag for private list
  fuse: pqueue locking
  fuse: abort: group pqueue accesses
  fuse: cleanup fuse_dev_do_read()
  fuse: move list_del_init() from request_end() into callers
  fuse: duplicate ->connected in pqueue
  fuse: separate out processing queue
  fuse: simplify request_wait()
  fuse: no fc->lock for iqueue parts
  fuse: allow interrupt queuing without fc->lock
  fuse: iqueue locking
  ...
2015-07-02 11:21:26 -07:00
James C Boyd 864d5bb957 x86/asm/entry/64: Update path names
The paths mentioned in this file weren't updated through some file
rename commits. Fix them to refer to the correct path.

Signed-off-by: James C Boyd <jcboyd.dev@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: corbet@lwn.net
Cc: trivial@kernel.org
Link: http://lkml.kernel.org/r/1435781606-3037-1-git-send-email-jcboyd.dev@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-07-02 11:08:50 +02:00
Linus Torvalds 4da3064d17 Devicetree changes for v4.2
A whole lot of bug fixes. Nothing stands out here except the ability to
 enable CONFIG_OF on every architecture, and an import of a newer version
 of dtc.
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Merge tag 'devicetree-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/glikely/linux

Pull devicetree updates from Grant Likely:
 "A whole lot of bug fixes.

  Nothing stands out here except the ability to enable CONFIG_OF on
  every architecture, and an import of a newer version of dtc"

* tag 'devicetree-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/glikely/linux: (22 commits)
  of/irq: Rename "intc_desc" to "of_intc_desc" to fix OF on sh
  of/irq: Fix pSeries boot failure
  Documentation: DT: Fix a typo in the filename "lantiq,<chip>-pinumx.txt"
  of: define of_find_node_by_phandle for !CONFIG_OF
  of/address: use atomic allocation in pci_register_io_range()
  of: Add vendor prefix for Zodiac Inflight Innovations
  dt/fdt: add empty versions of early_init_dt_*_memory_arch
  of: clean-up unnecessary libfdt include paths
  of: make unittest select OF_EARLY_FLATTREE instead of depend on it
  of: make CONFIG_OF user selectable
  MIPS: prepare for user enabling of CONFIG_OF
  of/fdt: fix argument name and add comments of unflatten_dt_node()
  of: return NUMA_NO_NODE from fallback of_node_to_nid()
  tps6507x.txt: Remove executable permission
  of/overlay: Grammar s/an negative/a negative/
  of/fdt: Make fdt blob input parameters of unflatten functions const
  of: add helper function to retrive match data
  of: Grammar s/property exist/property exists/
  of: Move OF flags to be visible even when !CONFIG_OF
  scripts/dtc: Update to upstream version 9d3649bd3be245c9
  ...
2015-07-01 19:40:18 -07:00
Linus Torvalds 93899e39e8 Merge git://www.linux-watchdog.org/linux-watchdog
Pull watchdog updates from Wim Van Sebroeck:
 "This contains:

   - new driver for ST's LPC Watchdog
   - new driver for Conexant Digicolor CX92755 SoC
   - new driver for DA9062 watchdog
   - Addition of the watchdog registration deferral mechanism
   - several improvements on omap_wdt
   - several improvements and reboot-support for imgpdc_wdt
   - max63xx_wdt improvements
   - imx2_wdt improvements
   - dw_wdt improvements
   - and other small improvements and fixes"

* git://www.linux-watchdog.org/linux-watchdog: (37 commits)
  watchdog: omap_wdt: early_enable module parameter
  watchdog: gpio_wdt: Add option for early registration
  watchdog: watchdog_core: Add watchdog registration deferral mechanism
  watchdog: max63xx: dynamically allocate device
  watchdog: imx2_wdt: Disable previously acquired clock on error path
  watchdog: imx2_wdt: Check for clk_prepare_enable() error
  watchdog: hpwdt: Add support for WDIOC_SETOPTIONS
  watchdog: docs: omap_wdt also understands nowayout
  watchdog: omap_wdt: implement get_timeleft
  watchdog: da9062: DA9062 watchdog driver
  watchdog: imx2_wdt: set watchdog parent device
  watchdog: mena21_wdt: Fix possible NULL pointer dereference
  watchdog: dw_wdt: keepalive the watchdog at write time
  watchdog: dw_wdt: No need for a spinlock
  watchdog: imx2_wdt: also set wdog->timeout to new_timeout
  watchdog: Allow compile test of GPIO consumers if !GPIOLIB
  watchdog: cadence: Add dependency on HAS_IOMEM
  watchdog: max63xx_wdt: Constify platform_device_id
  watchdog: MAX63XX_WATCHDOG does not depend on ARM
  watchdog: imgpdc: Add some documentation about the timeout
  ...
2015-07-01 19:33:16 -07:00