Commit Graph

1993 Commits

Author SHA1 Message Date
Linus Torvalds 731c7d3a20 Merge tag 'drm-for-v4.8' of git://people.freedesktop.org/~airlied/linux
Merge drm updates from Dave Airlie:
 "This is the main drm pull request for 4.8.

  I'm down with a cold at the moment so hopefully this isn't in too bad
  a state, I finished pulling stuff last week mostly (nouveau fixes just
  went in today), so only this message should be influenced by illness.
  Apologies to anyone who's major feature I missed :-)

  Core:
        Lockless GEM BO freeing
        Non-blocking atomic work
        Documentation changes (rst/sphinx)
        Prep for new fencing changes
        Simple display helpers
        Master/auth changes
        Register/unregister rework
        Loads of trivial patches/fixes.

  New stuff:
        ARM Mali display driver (not the 3D chip)
        sii902x RGB->HDMI bridge

  Panel:
        Support for new panels
        Improved backlight support

  Bridge:
        Convert ADV7511 to bridge driver
        ADV7533 support
        TC358767 (DSI/DPI to eDP) encoder chip support

  i915:
        BXT support enabled by default
        GVT-g infrastructure
        GuC command submission and fixes
        BXT workarounds
        SKL/BKL workarounds
        Demidlayering device registration
        Thundering herd fixes
        Missing pci ids
        Atomic updates

  amdgpu/radeon:
        ATPX improvements for better dGPU power control on PX systems
        New power features for CZ/BR/ST
        Pipelined BO moves and evictions in TTM
        GPU scheduler improvements
        GPU reset improvements
        Overclocking on dGPUs with amdgpu
        Polaris powermanagement enabled

  nouveau:
        GK20A/GM20B volt and clock improvements.
        Initial support for GP100/GP104 GPUs, GP104 will not yet support
        acceleration due to NVIDIA having not released firmware for them as of yet.

  exynos:
        Exynos5433 SoC with IOMMU support.

  vc4:
        Shader validation for branching

  imx-drm:
        Atomic mode setting conversion
        Reworked DMFC FIFO allocation
        External bridge support

  analogix-dp:
        RK3399 eDP support
        Lots of fixes.

  rockchip:
        Lots of small fixes.

  msm:
        DT bindings cleanups
        Shrinker and madvise support
        ASoC HDMI codec support

  tegra:
        Host1x driver cleanups
        SOR reworking for DP support
        Runtime PM support

  omapdrm:
        PLL enhancements
        Header refactoring
        Gamma table support

  arcgpu:
        Simulator support

  virtio-gpu:
        Atomic modesetting fixes.

  rcar-du:
        Misc fixes.

  mediatek:
        MT8173 HDMI support

  sti:
        ASOC HDMI codec support
        Minor fixes

  fsl-dcu:
        Suspend/resume support
        Bridge support

  amdkfd:
        Minor fixes.

  etnaviv:
        Enable GPU clock gating

  hisilicon:
        Vblank and other fixes"

* tag 'drm-for-v4.8' of git://people.freedesktop.org/~airlied/linux: (1575 commits)
  drm/nouveau/gr/nv3x: fix instobj write offsets in gr setup
  drm/nouveau/acpi: fix lockup with PCIe runtime PM
  drm/nouveau/acpi: check for function 0x1B before using it
  drm/nouveau/acpi: return supported DSM functions
  drm/nouveau/acpi: ensure matching ACPI handle and supported functions
  drm/nouveau/fbcon: fix font width not divisible by 8
  drm/amd/powerplay: remove enable_clock_power_gatings_tasks from initialize and resume events
  drm/amd/powerplay: move clockgating to after ungating power in pp for uvd/vce
  drm/amdgpu: add query device id and revision id into system info entry at CGS
  drm/amdgpu: add new definition in bif header
  drm/amd/powerplay: rename smum header guards
  drm/amdgpu: enable UVD context buffer for older HW
  drm/amdgpu: fix default UVD context size
  drm/amdgpu: fix incorrect type of info_id
  drm/amdgpu: make amdgpu_cgs_call_acpi_method as static
  drm/amdgpu: comment out unused defaults_staturn_pro static const structure to fix the build
  drm/amdgpu: enable UVD VM only on polaris
  drm/amdgpu: increase timeout of IB test
  drm/amdgpu: add destroy session when generate VCE destroy msg.
  drm/amd: fix deadlock of job_list_lock V2
  ...
2016-08-01 21:44:08 -04:00
Linus Torvalds 27acbec338 Merge git://www.linux-watchdog.org/linux-watchdog
Pull watchdog updates from Wim Van Sebroeck:
 "Core:
   - min and max timeout improvements, WDOG_HW_RUNNING improvements,
     status funtionality
   - Add a device managed API for watchdog_register_device()

  New watchdog drivers:
   -  Aspeed SoCs
   -  Maxim PMIC MAX77620
   -  Amlogic Meson GXBB SoC

  Enhancements:
   - support for the r8a7796 watchdog device
   - support for F81866 watchdog device
   - support for 5th variation of Apollo Lake
   - support for MCP78S chipset
   - clean-up of softdog.c watchdog device driver
   - pic32-wdt and pic32-dmt fixes
   - Documentation/watchdog: watchdog-test improvements
   - several other fixes and improvements"

* git://www.linux-watchdog.org/linux-watchdog: (50 commits)
  watchdog: gpio_wdt: Fix missing platform_set_drvdata() in gpio_wdt_probe()
  watchdog: core: Clear WDOG_HW_RUNNING before calling the stop function
  watchdog: core: Fix error handling of watchdog_dev_init()
  watchdog: pic32-wdt: Fix return value check in pic32_wdt_drv_probe()
  watchdog: pic32-dmt: Remove .owner field for driver
  watchdog: pic32-wdt: Remove .owner field for driver
  watchdog: renesas-wdt: Add support for the r8a7796 wdt
  Documentation/watchdog: check return value for magic close
  watchdog: sbsa: Drop status function
  watchdog: Implement status function in watchdog core
  watchdog: tangox: Set max_hw_heartbeat_ms instead of max_timeout
  watchdog: change watchdog_need_worker logic
  watchdog: add support for MCP78S chipset in nv_tco
  watchdog: bcm2835_wdt: remove redundant ->set_timeout callback
  watchdog: bcm2835_wdt: constify _ops and _info structures
  dt-bindings: watchdog: Add Meson GXBB Watchdog bindings
  watchdog: Add Meson GXBB Watchdog Driver
  watchdog: qcom: configure BARK time in addition to BITE time
  watchdog: qcom: add option for standalone watchdog not in timer block
  watchdog: qcom: update device tree bindings
  ...
2016-07-31 21:32:22 -04:00
Lukas Wunner 305964b7a0 apple-gmux: Sphinxify docs
Convert asciidoc-formatted docs to rst in accordance with Jonathan's and
Jani's effort to use sphinx for kernel-doc rendering in 4.8.

Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Acked-by: Darren Hart <dvhart@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/4c1b29986fa77772156b1af0c965d3799e43a47b.1467628307.git.lukas@wunner.de
2016-07-28 10:04:03 +02:00
Linus Torvalds 27b79027bc platform-drivers-x86 for 4.8-1
Several new quirks and tweaks for new platforms to existing laptop drivers. A
 new ACPI virtual power button driver, similar to the intel-hid driver. A rework
 of the dell keymap, using a single sparse keymap for all machines. A few fixes
 and cleanups.
 
 intel-vbtn:
  - new driver for Intel Virtual Button
 
 intel_pmc_core:
  - Convert to DEFINE_DEBUGFS_ATTRIBUTE
 
 fujitsu-laptop:
  - Rework brightness of eco led
 
 asus-wmi:
  - Add quirk_no_rfkill_wapf4 for the Asus X456UA
  - Add quirk_no_rfkill_wapf4 for the Asus X456UF
  - Add quirk_no_rfkill for the Asus Z550MA
  - Add quirk_no_rfkill for the Asus U303LB
  - Add quirk_no_rfkill for the Asus N552VW
  - Create quirk for airplane_mode LED
  - Add ambient light sensor toggle key
 
 asus-wireless:
  - Toggle airplane mode LED
 
 intel_telemetry:
  - Remove Monitor MWAIT feature dependency
 
 intel-hid:
  - Remove duplicated acpi_remove_notify_handler
 
 fujitsu-laptop:
  - Add support for eco LED
  - Support touchpad toggle hotkey on Skylake-based models
  - Remove unused macros
  - Use module name in debug messages
 
 hp-wmi:
  - Fix wifi cannot be hard-unblocked
 
 toshiba_acpi:
  - Bump driver version and update copyright year
  - Remove the position sysfs entry
  - Add IIO interface for accelerometer axis data
 
 dell-wmi:
  - Add a WMI event code for display on/off
  - Generate one sparse keymap for all machines
  - Add information about other WMI event codes
  - Sort WMI event codes and update comments
  - Ignore WMI event code 0xe045
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Merge tag 'platform-drivers-x86-v4.8-1' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86

Pull x8 platform driver updates from Darren Hart:
 "Several new quirks and tweaks for new platforms to existing laptop
  drivers.  A new ACPI virtual power button driver, similar to the
  intel-hid driver.  A rework of the dell keymap, using a single sparse
  keymap for all machines.  A few fixes and cleanups.

  Summary:

  intel-vbtn:
   - new driver for Intel Virtual Button

  intel_pmc_core:
   - Convert to DEFINE_DEBUGFS_ATTRIBUTE

  fujitsu-laptop:
   - Rework brightness of eco led

  asus-wmi:
   - Add quirk_no_rfkill_wapf4 for the Asus X456UA
   - Add quirk_no_rfkill_wapf4 for the Asus X456UF
   - Add quirk_no_rfkill for the Asus Z550MA
   - Add quirk_no_rfkill for the Asus U303LB
   - Add quirk_no_rfkill for the Asus N552VW
   - Create quirk for airplane_mode LED
   - Add ambient light sensor toggle key

  asus-wireless:
   - Toggle airplane mode LED

  intel_telemetry:
   - Remove Monitor MWAIT feature dependency

  intel-hid:
   - Remove duplicated acpi_remove_notify_handler

  fujitsu-laptop:
   - Add support for eco LED
   - Support touchpad toggle hotkey on Skylake-based models
   - Remove unused macros
   - Use module name in debug messages

  hp-wmi:
   - Fix wifi cannot be hard-unblocked

  toshiba_acpi:
   - Bump driver version and update copyright year
   - Remove the position sysfs entry
   - Add IIO interface for accelerometer axis data

  dell-wmi:
   - Add a WMI event code for display on/off
   - Generate one sparse keymap for all machines
   - Add information about other WMI event codes
   - Sort WMI event codes and update comments
   - Ignore WMI event code 0xe045"

* tag 'platform-drivers-x86-v4.8-1' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86: (26 commits)
  intel-vbtn: new driver for Intel Virtual Button
  intel_pmc_core: Convert to DEFINE_DEBUGFS_ATTRIBUTE
  fujitsu-laptop: Rework brightness of eco led
  asus-wmi: Add quirk_no_rfkill_wapf4 for the Asus X456UA
  asus-wmi: Add quirk_no_rfkill_wapf4 for the Asus X456UF
  asus-wmi: Add quirk_no_rfkill for the Asus Z550MA
  asus-wmi: Add quirk_no_rfkill for the Asus U303LB
  asus-wmi: Add quirk_no_rfkill for the Asus N552VW
  asus-wmi: Create quirk for airplane_mode LED
  asus-wireless: Toggle airplane mode LED
  intel_telemetry: Remove Monitor MWAIT feature dependency
  intel-hid: Remove duplicated acpi_remove_notify_handler
  asus-wmi: Add ambient light sensor toggle key
  fujitsu-laptop: Add support for eco LED
  fujitsu-laptop: Support touchpad toggle hotkey on Skylake-based models
  fujitsu-laptop: Remove unused macros
  fujitsu-laptop: Use module name in debug messages
  hp-wmi: Fix wifi cannot be hard-unblocked
  toshiba_acpi: Bump driver version and update copyright year
  toshiba_acpi: Remove the position sysfs entry
  ...
2016-07-26 17:23:08 -07:00
Linus Torvalds 8e466955d6 Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 platform updates from Ingo Molnar:
 "The main changes in this cycle were:

   - Intel-SoC enhancements (Andy Shevchenko)

   - Intel CPU symbolic model definition rework (Dave Hansen)

   - ... other misc changes"

* 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (25 commits)
  x86/sfi: Enable enumeration of SD devices
  x86/pci: Use MRFLD abbreviation for Merrifield
  x86/platform/intel-mid: Make vertical indentation consistent
  x86/platform/intel-mid: Mark regulators explicitly defined
  x86/platform/intel-mid: Rename mrfl.c to mrfld.c
  x86/platform/intel-mid: Enable spidev on Intel Edison boards
  x86/platform/intel-mid: Extend PWRMU to support Penwell
  x86/pci, x86/platform/intel_mid_pci: Remove duplicate power off code
  x86/platform/intel-mid: Add pinctrl for Intel Merrifield
  x86/platform/intel-mid: Enable GPIO expanders on Edison
  x86/platform/intel-mid: Add Power Management Unit driver
  x86/platform/atom/punit: Enable support for Merrifield
  x86/platform/intel_mid_pci: Rework IRQ0 workaround
  x86, thermal: Clean up and fix CPU model detection for intel_soc_dts_thermal
  x86, mmc: Use Intel family name macros for mmc driver
  x86/intel_telemetry: Use Intel family name macros for telemetry driver
  x86/acpi/lss: Use Intel family name macros for the acpi_lpss driver
  x86/cpufreq: Use Intel family name macros for the intel_pstate cpufreq driver
  x86/platform: Use new Intel model number macros
  x86/intel_idle: Use Intel family macros for intel_idle
  ...
2016-07-25 19:15:35 -07:00
AceLan Kao 332e081225 intel-vbtn: new driver for Intel Virtual Button
This driver supports power button event in Intel Virtual Button currently.
New Dell XPS 13 requires this driver for the power button.

This driver is copied/modified from intel-hid.c
Most credit goes to the author of intel-hid.c,
Alex Hung <alex.hung@canonical.com>

Signed-off-by: AceLan Kao <acelan.kao@canonical.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-22 13:17:40 -07:00
Yong, Jonathan 334da2d675 x86: Fix Apollo Lake Watchdog address in PMC driver
The TCO I/O base is 40h rather than the usual 30h, and the re_reboot
bit is at ACPIBASE+8.

Signed-off-by: Yong, Jonathan <jonathan.yong@intel.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2016-07-17 21:02:15 +02:00
Andy Shevchenko df2294fb64 intel_pmc_core: Convert to DEFINE_DEBUGFS_ATTRIBUTE
Refactor the code to use the recently introduced
DEFINE_DEBUGFS_ATTRIBUTE() macro to eliminate boilerplate code.
Make the absence of DEBUG_FS a non-fatal error.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-and-tested-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-06 13:23:53 -07:00
Matej Groma 696789343b fujitsu-laptop: Rework brightness of eco led
For the sake of internal consistency, unset maximum brightness of eco
led and make it activatable only on values >= LED_FULL.

Signed-off-by: Matej Groma <matejgroma@gmail.com>
Acked-by: Jonathan Woithe <jwoithe@just42.net>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-06 11:31:12 -07:00
João Paulo Rechi Vita 56a37a7200 asus-wmi: Add quirk_no_rfkill_wapf4 for the Asus X456UA
The Asus X456UA has an airplane-mode indicator LED and the WMI WLAN user
bit set, so asus-wmi uses ASUS_WMI_DEVID_WLAN_LED (0x00010002) to store
the wlan state, which has a side-effect of driving the airplane mode
indicator LED in an inverted fashion.

quirk_no_rfkill prevents asus-wmi from registering RFKill switches at
all for this laptop and allows asus-wireless to drive the LED through
the ASHS ACPI device.  This laptop already has a quirk for setting
WAPF=4, so use quirk_no_rfkill_wapf4, which both disables rfkill and
sets WAPF=4.

Signed-off-by: João Paulo Rechi Vita <jprvita@endlessm.com>
Reported-by: Angela Traeger <angie@endlessm.com>
Reviewed-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-01 16:05:47 -07:00
João Paulo Rechi Vita a961a285b4 asus-wmi: Add quirk_no_rfkill_wapf4 for the Asus X456UF
The Asus X456UF has an airplane-mode indicator LED and the WMI WLAN user
bit set, so asus-wmi uses ASUS_WMI_DEVID_WLAN_LED (0x00010002) to store
the wlan state, which has a side-effect of driving the airplane mode
indicator LED in an inverted fashion.

quirk_no_rfkill prevents asus-wmi from registering RFKill switches at
all for this laptop and allows asus-wireless to drive the LED through
the ASHS ACPI device.  This laptop already has a quirk for setting
WAPF=4, so this commit creates a new quirk, quirk_no_rfkill_wapf4, which
both disables rfkill and sets WAPF=4.

Signed-off-by: João Paulo Rechi Vita <jprvita@endlessm.com>
Reported-by: Carlo Caione <carlo@endlessm.com>
Reviewed-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-01 16:01:42 -07:00
João Paulo Rechi Vita 6b7ff2af52 asus-wmi: Add quirk_no_rfkill for the Asus Z550MA
The Asus Z550MA has an airplane-mode indicator LED and the WMI WLAN user
bit set, so asus-wmi uses ASUS_WMI_DEVID_WLAN_LED (0x00010002) to store
the wlan state, which has a side-effect of driving the airplane mode
indicator LED in an inverted fashion. quirk_no_rfkill prevents asus-wmi
from registering RFKill switches at all for this laptop and allows
asus-wireless to drive the LED through the ASHS ACPI device.

Signed-off-by: João Paulo Rechi Vita <jprvita@endlessm.com>
Reported-by: Ming Shuo Chiu <chiu@endlessm.com>
Reviewed-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-01 16:01:41 -07:00
João Paulo Rechi Vita 02db9ff7af asus-wmi: Add quirk_no_rfkill for the Asus U303LB
The Asus U303LB has an airplane-mode indicator LED and the WMI WLAN user
bit set, so asus-wmi uses ASUS_WMI_DEVID_WLAN_LED (0x00010002) to store
the wlan state, which has a side-effect of driving the airplane mode
indicator LED in an inverted fashion. quirk_no_rfkill prevents asus-wmi
from registering RFKill switches at all for this laptop and allows
asus-wireless to drive the LED through the ASHS ACPI device.

Signed-off-by: João Paulo Rechi Vita <jprvita@endlessm.com>
Reported-by: Mousou Yuu <guogaishiwo@gmail.com>
Reviewed-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-01 16:01:41 -07:00
João Paulo Rechi Vita 2d735244b7 asus-wmi: Add quirk_no_rfkill for the Asus N552VW
The Asus N552VW has an airplane-mode indicator LED and the WMI WLAN user
bit set, so asus-wmi uses ASUS_WMI_DEVID_WLAN_LED (0x00010002) to store
the wlan state, which has a side-effect of driving the airplane mode
indicator LED in an inverted fashion. quirk_no_rfkill prevents asus-wmi
from registering RFKill switches at all for this laptop and allows
asus-wireless to drive the LED through the ASHS ACPI device.

Signed-off-by: João Paulo Rechi Vita <jprvita@endlessm.com>
Reviewed-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-01 16:01:41 -07:00
João Paulo Rechi Vita a977e59c0c asus-wmi: Create quirk for airplane_mode LED
Some Asus laptops that have an airplane-mode indicator LED, also have
the WMI WLAN user bit set, and the following bits in their DSDT:

Scope (_SB)
{
  (...)
  Device (ATKD)
  {
    (...)
    Method (WMNB, 3, Serialized)
    {
      (...)
      If (LEqual (IIA0, 0x00010002))
      {
        OWGD (IIA1)
        Return (One)
      }
    }
  }
}

So when asus-wmi uses ASUS_WMI_DEVID_WLAN_LED (0x00010002) to store the
wlan state, it drives the airplane-mode indicator LED (through the call
to OWGD) in an inverted fashion: the LED is ON when airplane mode is OFF
(since wlan is ON), and vice-versa.

This commit creates a quirk to not register a RFKill switch at all for
these laptops, to allow the asus-wireless driver to drive the airplane
mode LED correctly through the ASHS ACPI device. It also adds a match to
that quirk for the Asus X555UB, which is affected by this problem.

Signed-off-by: João Paulo Rechi Vita <jprvita@endlessm.com>
Reviewed-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-01 16:01:40 -07:00
João Paulo Rechi Vita 2c1a49c961 asus-wireless: Toggle airplane mode LED
In the ASHS device we have the HSWC method, which calls either OWGD or
OWGS, depending on its parameter:

	Device (ASHS)
	{
		Name (_HID, "ATK4002")  // _HID: Hardware ID
		Method (HSWC, 1, Serialized)
		{
			If ((Arg0 < 0x02))
			{
				OWGD (Arg0)
				Return (One)
			}
			If ((Arg0 == 0x02))
			{
				Local0 = OWGS ()
				If (Local0)
				{
					Return (0x05)
				}
				Else
				{
					Return (0x04)
				}
			}
			If ((Arg0 == 0x03))
			{
				Return (0xFF)
			}
			If ((Arg0 == 0x04))
			{
				OWGD (Zero)
				Return (One)
			}
			If ((Arg0 == 0x05))
			{
				OWGD (One)
				Return (One)
			}
			If ((Arg0 == 0x80))
			{
				Return (One)
			}
		}
		Method (_STA, 0, NotSerialized)  // _STA: Status
		{
			If ((MSOS () >= OSW8))
			{
				Return (0x0F)
			}
			Else
			{
				Return (Zero)
			}
		}
	}

On the Asus laptops that do not have an airplane mode LED, OWGD has an
empty implementation and OWGS simply returns 0. On the ones that have an
airplane mode LED these methods have the following implementation:

	Method (OWGD, 1, Serialized)
	{
		SGPL (0x0203000F, Arg0)
		SGPL (0x0203000F, Arg0)
	}

	Method (OWGS, 0, Serialized)
	{
		Store (RGPL (0x0203000F), Local0)
		Return (Local0)
	}

Where OWGD(1) sets the airplane mode LED ON, OWGD(0) set it off, and
OWGS() returns its state.

This commit exposes the airplane mode indicator LED to userspace under
the name asus-wireless::airplane, so it can be driven according to
userspace's policy.

Signed-off-by: João Paulo Rechi Vita <jprvita@endlessm.com>
Reviewed-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-07-01 16:01:26 -07:00
Yu, Ong Hock 08a245160b intel_telemetry: Remove Monitor MWAIT feature dependency
Telemetry capability does not depend on Monitor MWAIT feature.

Signed-off-by: "Yu, Ong Hock" <ong.hock.yu@intel.com>
Acked-by: Souvik Kumar Chakravarty <souvik.k.chakravarty@intel.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:21:15 -07:00
Alex Hung 1d6de071cb intel-hid: Remove duplicated acpi_remove_notify_handler
The second call to acpi_remove_notify_handler does not result in panic
or generate error messages, but it is unnecessary and the function
returns with an error. Remove the duplicate call. Correct two improperly
indented lines.

Signed-off-by: Alex Hung <alex.hung@canonical.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:18:35 -07:00
Nick Leiten 9ee2748712 asus-wmi: Add ambient light sensor toggle key
Ausu laptops issue key 0x7A when the toggle ALS key is pressed (Fn+A on
Asus U38N). Update the key_entry so userspace can handle the event.

Tested on Asus U38N.

Signed-off-by: Nick Leiten <nickleiten@gmail.com>
Reviewed-By: Corentin Chary <corentin.chary@gmail.com>
[dvhart: cleaned up commit message and comment line length]
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:18:35 -07:00
Matej Groma d6b88f64b0 fujitsu-laptop: Add support for eco LED
There is an indicator LED signaling activated power saving mode
on certain Fujitsu laptop models. This has currently no use on Linux.
Export it to userspace.

Signed-off-by: Matej Groma <matejgroma@gmail.com>
Acked-by: Jonathan Woithe <jwoithe@just42.net>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:18:34 -07:00
Michał Kępień 1879e69f4c fujitsu-laptop: Support touchpad toggle hotkey on Skylake-based models
Haswell-based Fujitsu laptops (Lifebook E734/E744/E754) have a touchpad
toggle hotkey (Fn+F4) which is handled transparently to the operating
system: while an ACPI notification is sent to FUJ02B1 when Fn+F4 is
pressed, touchpad state is properly toggled without any explicit support
for this operation in fujitsu-laptop.

Skylake-based models (Lifebook E736/E746/E756) also have that hotkey,
but the touchpad is not toggled transparently to the operating system.
When Fn+F4 is pressed, an ACPI notification is sent to FUJ02E3.  A
subsequent call to S000 (FUNC_RFKILL) can be used to determine whether
the touchpad toggle hotkey was pressed so that an input event can be
sent to userspace.

Relevant ACPI code:

    Method (_L21, 0, NotSerialized)
    {
        ...
        If (AHKF)
        {
            Notify (\_SB.FEXT, 0x80)
        }
        ...
    }

    Method (S000, 3, Serialized)
    {
        Name (_T_0, Zero)
        Local0 = Zero
        While (One)
        {
            _T_0 = Arg0
            If (_T_0 == Zero)
            {
                Local0 |= 0x04000000
                Local0 |= 0x02000000
                Local0 |= 0x00020000
                Local0 |= 0x0200
                Local0 |= 0x0100
                Local0 |= 0x20
            }
            ElseIf (_T_0 == One)
            {
                ...
                If (AHKF & 0x08)
                {
                Local0 |= 0x04000000
                AHKF ^= 0x08
                }
                ...
            } ...
            Break
        }
        Return (Local0)
    }

Pressing Fn+F4 raises GPE 0x21 and sets bit 3 in AHKF.  This in turn
results in bit 26 being set in the value returned by FUNC_RFKILL called
with 1 as its first argument.  On Skylake-based models, bit 26 is also
set in the value returned by FUNC_RFKILL called with 0 as its first
argument (this value is saved in fujitsu_hotkey->rfkill_supported upon
module initialization), which suggests that this bit is set on models
which do not handle touchpad toggling transparently to the operating
system.

Note that bit 3 is cleared in AHKF once FUNC_RFKILL is called with 1 as
its first argument, which requires fujitsu-laptop to handle this hotkey
in a different manner than the other, GIRB-based hotkeys: two input
events (press and release) are immediately sent once Fn+F4 is pressed.

Reported-and-tested-by: Jan-Marek Glogowski <glogow@fbihome.de>
Signed-off-by: Michał Kępień <kernel@kempniu.pl>
Acked-by: Jonathan Woithe <jwoithe@just42.net>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:18:34 -07:00
Michał Kępień 00816e1b38 fujitsu-laptop: Remove unused macros
FUJLAPTOP_* macros were introduced by 20b9373, but have never been used
except FUJLAPTOP_DEBUG, which was made redundant by the previous patch.

ACPI_VIDEO_NOTIFY_* macros were also introduced by 20b9373, but they
have not been needed since 1696d9d.

Signed-off-by: Michał Kępień <kernel@kempniu.pl>
Acked-by: Jonathan Woithe <jwoithe@just42.net>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:18:33 -07:00
Michał Kępień 98020a4ab0 fujitsu-laptop: Use module name in debug messages
vdbg_printk() always prefixes the log messages it generates with
"FUJ02B1", which can be misleading, because it might have been called
while handling a notify for ACPI device FUJ02E3 or during module
initialization etc.  Employ pr_fmt() to prefix debug messages with the
module name instead and thus avoid confusion.

Reported-by: Jan-Marek Glogowski <glogow@fbihome.de>
Signed-off-by: Michał Kępień <kernel@kempniu.pl>
Acked-by: Jonathan Woithe <jwoithe@just42.net>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:18:33 -07:00
Alex Hung fc8a601e11 hp-wmi: Fix wifi cannot be hard-unblocked
Several users reported wifi cannot be unblocked as discussed in [1].
This patch removes the use of the 2009 flag by BIOS but uses the actual
WMI function calls - it will be skipped if WMI reports unsupported.

[1] https://bugzilla.kernel.org/show_bug.cgi?id=69131

Signed-off-by: Alex Hung <alex.hung@canonical.com>
Tested-by: Evgenii Shatokhin <eugene.shatokhin@yandex.ru>
Cc: stable@vger.kernel.org
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:18:32 -07:00
Azael Avalos 95d16d816a toshiba_acpi: Bump driver version and update copyright year
After several fixes, and added support for more features (WWAN,
Cooling Method and IIO accelometer axis data), bump the driver
version to 0.24.

Also update the copyright year.

Signed-off-by: Azael Avalos <coproscefalo@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:18:32 -07:00
Azael Avalos 2fd6788445 toshiba_acpi: Remove the position sysfs entry
Now that we have proper support for the acceleromeer under the IIO
subsystem, the _position_ sysfs file is now deprecated.

This patch removes all code related to the position sysfs entry.

Signed-off-by: Azael Avalos <coproscefalo@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:18:31 -07:00
Azael Avalos 98010f1ea0 toshiba_acpi: Add IIO interface for accelerometer axis data
This patch adds the accelerometer axis data to the IIO subsystem.

Currently reporting the X, Y and Z values, as no other data can be
queried given the fact that the accelerometer chip itself is hidden
behind the Toshiba proprietary interface.

Signed-off-by: Azael Avalos <coproscefalo@gmail.com>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-28 22:17:51 -07:00
Ingo Molnar 8114e90ea4 Linux 4.7-rc5
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Merge tag 'v4.7-rc5' into perf/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-06-27 11:20:46 +02:00
Alex Hung ab9bb11ccb dell-wmi: Add a WMI event code for display on/off
Some new Dell AIO systems have a button that generates a WMI event to
turn the LCD on/off.

Signed-off-by: Alex Hung <alex.hung@canonical.com>
Acked-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-21 09:24:01 -07:00
Pali Rohár e075b3c898 dell-wmi: Generate one sparse keymap for all machines
This patch reworks code for generating sparse keymap and processing WMI
events. It unifies procedure for generating sparse keymap and also unifies
big switch code for processing WMI events of different types. After this
patch dell-wmi driver does not differ between "old" and "new" hotkey type.

It constructs sparse keymap table with all WMI codes. It is because on some
laptops (e.g. Dell Latitude E6440) ACPI/firmware send both event types (old
and new).

Each WMI code in sparse keymap table is prefixed by 16bit event type, so it
does not change functionality on laptops with "old" hotkey support (those
without scancodes in DMI).

This allow us to distinguish between same WMI codes with different types in
sparse keymap. Thanks to this WMI events of type 0x0011 were moved from big
switch into sparse keymap table too.

This patch also fixes possible bug in parsing WMI event buffer introduced
in commit 5ea2559726 ("dell-wmi: Add support for new Dell systems"). That
commit changed buffer type from int* to u16* without fixing code. More at:
http://lkml.iu.edu/hypermail/linux/kernel/1507.0/01950.html

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Tested-by: Michał Kępień <kernel@kempniu.pl>
Reviewed-by: Michał Kępień <kernel@kempniu.pl>
Tested-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-17 11:13:35 -07:00
Pali Rohár 3237a86104 dell-wmi: Add information about other WMI event codes
ACPI DSDT tables have defined other WMI codes, but does not contain any
description when those codes are emitted. Some other codes can be found in
logs on internet. In this patch are all which I saw, but lot of them are
not tested properly (e.g. for duplicate events with AT keyboard). Now we
have all WMI event codes at one place and in future after proper testing
those codes can be correctly enabled or disabled...

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Tested-by: Michał Kępień <kernel@kempniu.pl>
Reviewed-by: Michał Kępień <kernel@kempniu.pl>
Tested-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-17 11:13:29 -07:00
Pali Rohár 6a4d260a63 dell-wmi: Sort WMI event codes and update comments
For better readability of keymap table, sort events by codes and also
update comments for events to be more informative.

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Tested-by: Michał Kępień <kernel@kempniu.pl>
Reviewed-by: Michał Kępień <kernel@kempniu.pl>
Tested-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-17 11:12:44 -07:00
Pali Rohár 3de59bcd3b dell-wmi: Ignore WMI event code 0xe045
>From Dell we know that WMI event code 0xe045 is for Num Lock key, but it is
unclear due to message in commit 0b3f6109f0 ("dell-wmi: new driver for
hotkey control").

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Tested-by: Michał Kępień <kernel@kempniu.pl>
Tested-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Reviewed-by: Michał Kępień <kernel@kempniu.pl>
Cc: Matthew Garrett <mjg@redhat.com>
Cc: Mario Limonciello <mario_limonciello@dell.com>
Link: https://lkml.org/lkml/2015/7/7/830
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-17 11:12:25 -07:00
Jean Delvare 25789f95a8 platform/x86: Drop duplicate dependencies on X86
The whole menu depends on X86 so there is no point in repeating this
dependency on individual driver entries.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-08 13:21:37 -07:00
Dennis Wassenberg 0118c2d3ea thinkpad_acpi: Add support for HKEY version 0x200
Lenovo Thinkpad devices T460, T460s, T460p, T560, X260 use
HKEY version 0x200 without adaptive keyboard.

HKEY version 0x200 has method MHKA with one parameter value.
Passing parameter value 1 will get hotkey_all_mask (the same like
HKEY version 0x100 without parameter). Passing parameter value 2 to
MHKA method will retrieve hotkey_all_adaptive_mask. If 0 is returned in
that case there is no adaptive keyboard available.

Signed-off-by: Dennis Wassenberg <dennis.wassenberg@secunet.com>
Signed-off-by: Lyude <cpaul@redhat.com>
Tested-by: Lyude <cpaul@redhat.com>
Tested-by: Marco Trevisan <marco@ubuntu.com>
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
[dvhart: Keep MHKA error string on one line in new and existing pr_err calls]
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-08 13:01:56 -07:00
Alex Hung 48f67d6219 ideapad_laptop: Add an event for mic mute hotkey
Newer ideapads support a new mic hotkey implemented via an ACPI
interface. This patch converts the mic mute event to a keycode
KEY_MICMUTE.

Signed-off-by: Alex Hung <alex.hung@canonical.com>
Acked-by: Ike Panhc <ike.pan@canonical.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-06-08 13:01:34 -07:00
Dave Hansen 678dec00a4 x86/intel_telemetry: Use Intel family name macros for telemetry driver
Another straightforward replacement of magic numbers.

Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Darren Hart <dvhart@infradead.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave@sr71.net>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Souvik Kumar Chakravarty <souvik.k.chakravarty@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: jacob.jun.pan@intel.com
Cc: platform-driver-x86@vger.kernel.org
Link: http://lkml.kernel.org/r/20160603001947.05102C3E@viggo.jf.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-06-08 13:03:26 +02:00
Dave Hansen 70e0d117f2 x86/pmc_core: Use Intel family name macros for pmc_core driver
Another straightforward replacement of magic numbers.

Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Darren Hart <dvhart@infradead.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave@sr71.net>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vishwanath Somayaji <vishwanath.somayaji@intel.com>
Cc: jacob.jun.pan@intel.com
Cc: platform-driver-x86@vger.kernel.org
Link: http://lkml.kernel.org/r/20160603001949.7D5B9534@viggo.jf.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-06-08 13:02:52 +02:00
Linus Torvalds 1e8143db75 platform-drivers-x86 for 4.7-1
Mostly minor updates and cleanups. One new power management controller driver
 for Intel Core SoCs.
 
 platform/x86:
  - Add PMC Driver for Intel Core SoC
 
 dell-rbtn:
  - Ignore ACPI notifications if device is suspended
 
 thinkpad_acpi:
  - save kbdlight state on suspend and restore it on resume
 
 intel_menlow:
  - reduce code duplication
 
 asus-wmi:
  - provide access to ALS control
 
 ideapad-laptop:
  - add a new WMI string for ESC key
 
 surfacepro3_button:
  - Add a warning when switching to tablet mode
 
 sony-laptop:
  - Avoid oops on module unload for older laptops
 
 intel_telemetry:
  - Constify telemetry_core_ops structures
 
 fujitsu-laptop:
  - Use IS_ENABLED() instead of checking for built-in or module
 
 asus-laptop:
  - correct error handling in sysfs_acpi_set
  - remove redundant initializers
  - correct error handling in asus_read_brightness()
 
 fujitsu-laptop:
  - Support radio LED
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Merge tag 'platform-drivers-x86-v4.7-1' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86

Pull x86 platform driver updates from Darren Hart:
 "Mostly minor updates and cleanups.  One new power management
  controller driver for Intel Core SoCs.

  platform/x86:
   - Add PMC Driver for Intel Core SoC

  dell-rbtn:
   - Ignore ACPI notifications if device is suspended

  thinkpad_acpi:
   - save kbdlight state on suspend and restore it on resume

  intel_menlow:
   - reduce code duplication

  asus-wmi:
   - provide access to ALS control

  ideapad-laptop:
   - add a new WMI string for ESC key

  surfacepro3_button:
   - Add a warning when switching to tablet mode

  sony-laptop:
   - Avoid oops on module unload for older laptops

  intel_telemetry:
   - Constify telemetry_core_ops structures

  fujitsu-laptop:
   - Use IS_ENABLED() instead of checking for built-in or module

  asus-laptop:
   - correct error handling in sysfs_acpi_set
   - remove redundant initializers
   - correct error handling in asus_read_brightness()

  fujitsu-laptop:
   - Support radio LED"

* tag 'platform-drivers-x86-v4.7-1' of git://git.infradead.org/users/dvhart/linux-platform-drivers-x86:
  platform/x86: Add PMC Driver for Intel Core SoC
  dell-rbtn: Ignore ACPI notifications if device is suspended
  thinkpad_acpi: save kbdlight state on suspend and restore it on resume
  intel_menlow: reduce code duplication
  asus-wmi: provide access to ALS control
  ideapad-laptop: add a new WMI string for ESC key
  surfacepro3_button: Add a warning when switching to tablet mode
  sony-laptop: Avoid oops on module unload for older laptops
  intel_telemetry: Constify telemetry_core_ops structures
  fujitsu-laptop: Use IS_ENABLED() instead of checking for built-in or module
  asus-laptop: correct error handling in sysfs_acpi_set
  asus-laptop: remove redundant initializers
  asus-laptop: correct error handling in asus_read_brightness()
  fujitsu-laptop: Support radio LED
2016-05-27 13:56:02 -07:00
Rajneesh Bhardwaj b740d2e923 platform/x86: Add PMC Driver for Intel Core SoC
This patch adds the Power Management Controller driver as a PCI driver
for Intel Core SoC architecture.

This driver can utilize debugging capabilities and supported features
as exposed by the Power Management Controller.

Please refer to the below specification for more details on PMC features.
http://www.intel.in/content/www/in/en/chipsets/100-series-chipset-datasheet-vol-2.html

The current version of this driver exposes SLP_S0_RESIDENCY counter.
This counter can be used for detecting fragile SLP_S0 signal related
failures and take corrective actions when PCH SLP_S0 signal is not
asserted after kernel freeze as part of suspend to idle flow
(echo freeze > /sys/power/state).

Intel Platform Controller Hub (PCH) asserts SLP_S0 signal when it
detects favorable conditions to enter its low power mode. As a
pre-requisite the SoC should be in deepest possible Package C-State
and devices should be in low power mode. For example, on Skylake SoC
the deepest Package C-State is Package C10 or PC10. Suspend to idle
flow generally leads to PC10 state but PC10 state may not be sufficient
for realizing the platform wide power potential which SLP_S0 signal
assertion can provide.

SLP_S0 signal is often connected to the Embedded Controller (EC) and the
Power Management IC (PMIC) for other platform power management related
optimizations.

In general, SLP_S0 assertion == PC10 + PCH low power mode + ModPhy Lanes
power gated + PLL Idle.

As part of this driver, a mechanism to read the SLP_S0_RESIDENCY is exposed
as an API and also debugfs features are added to indicate SLP_S0 signal
assertion residency in microseconds.

echo freeze > /sys/power/state
wake the system
cat /sys/kernel/debug/pmc_core/slp_s0_residency_usec

Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
Signed-off-by: Vishwanath Somayaji <vishwanath.somayaji@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-05-27 11:47:56 -07:00
Gabriele Mazzotta ff8651237f dell-rbtn: Ignore ACPI notifications if device is suspended
Some BIOSes unconditionally send an ACPI notification to RBTN when the
system is resuming from suspend. This makes dell-rbtn send an input
event to userspace as if a function key was pressed. Prevent this by
ignoring all the notifications received while the device is suspended.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=106031
Signed-off-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Tested-by: Alex Hung <alex.hung@canonical.com>
Reviewed-by: Pali Rohár <pali.rohar@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-05-27 11:47:56 -07:00
Marco Trevisan (Treviño) afcedebc6a thinkpad_acpi: save kbdlight state on suspend and restore it on resume
Override default LED class suspend/resume handles, by keeping track of
the brightness level before suspending so that it can be automatically
restored on resume by calling default resume handler.

Signed-off-by: Marco Trevisan (Treviño) <mail@3v1n0.net>
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-05-27 11:47:55 -07:00
Rasmus Villemoes a29ccf6ff3 intel_menlow: reduce code duplication
aux0_show and aux1_show consists of almost identical code. Pull that
into a common helper and make them thin wrappers. Similarly for
_store.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-05-27 11:47:55 -07:00
Oleksij Rempel aca234f637 asus-wmi: provide access to ALS control
Asus Zenbook ux31a is providing ACPI0008 interface for ALS
(Ambient Light Sensor), which is accessible for OS => Win 7.
This sensor can be used with iio/acpi-als driver.
Since it is disabled by default, we should use asus-wmi
interface to enable it.

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-05-27 11:47:54 -07:00
Arnd Bergmann 2d98e0b942 ideapad-laptop: add a new WMI string for ESC key
My patch to the ideapad-laptop driver to get the ESC key working on the
Yoga 1170 (Yoga 3) failed to do the same for the following model, the
Lenovo Yoga 700.

Denis Gordienko managed to get it working by adding another GUID for the
new WMI interface. I have adapted his patch to normal coding style
and simplified it a bit for inclusion, but this patch is currently
untested.

Link: https://forums.lenovo.com/t5/Lenovo-Yoga-Series-Notebooks/YOGA-3-14-How-to-reclaim-my-Esc-key-and-permanently-disable/m-p/3317499
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Tested-by: Denis Gordienko <denis.gordienko.mail@gmail.com>
[dvhart: Whitespace cleanup, static const char *const array declaration]
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-05-27 11:47:54 -07:00
Andy Shevchenko e27ffe7e41 surfacepro3_button: Add a warning when switching to tablet mode
Microsoft Surface Book has a tablet mode button. Print another message
once on this event instead of repeating "Unknown event...".

Unfortunately, proper support involves the _DSM method, which is not a
discoverable interface. Just print a warning for now.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-05-27 11:47:53 -07:00
Andy Shevchenko 538d7eb86d drivers/platform/x86/wmi.c: use generic UUID library
Instead of opencoding let's use generic UUID library functions here.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Darren Hart <dvhart@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-20 17:58:30 -07:00
Linus Torvalds 1eccc6e152 This is the bulk of GPIO changes for kernel cycle v4.7:
Core infrastructural changes:
 
 - Support for natively single-ended GPIO driver stages. This
   means that if the hardware has registers to configure open
   drain or open source configuration, we use that rather than
   (as we did before) try to emulate it by switching the line
   to an input to get high impedance. This is also documented
   throughly in Documentation/gpio/driver.txt for those of you
   who did not understand one word of what I just wrote.
 
 - Start to do away with the unnecessarily complex and
   unitelligible ARCH_REQUIRE_GPIOLIB and
   ARCH_WANT_OPTIONAL_GPIOLIB, another evolutional artifact from
   the time when the GPIO subsystem was unmaintained. Archs can
   now just select GPIOLIB and be done with it, cleanups to
   arches will trickle in for the next kernel. Some minor archs
   ACKed the changes immediately so these are included in this
   pull request.
 
 - Advancing the use of the data pointer inside the GPIO device
   for storing driver data by switching the PowerPC, Super-H
   Unicore and a few other subarches or subsystem drivers in
   ALSA SoC, Input, serial, SSB, staging etc to use it.
 
 - The initialization now reads the input/output state of the
   GPIO lines, so that each GPIO descriptor knows - if this
   callback is implemented - whether the line is input or
   output. This also reflects nicely in userspace "lsgpio".
 
 - It is now possible to name GPIO producer names, line names,
   from the device tree. (Platform data has been supported for
   a while.) I bet we will get a similar mechanism for ACPI
   one of those days. This makes is possible to get sensible
   producer names for e.g. GPIO rails in "lsgpio" in userspace.
 
 New drivers:
 
 - New driver for the Loongson1.
 
 - The XLP driver now supports Broadcom Vulcan ARM64.
 
 - The IT87 driver now supports IT8620 and IT8628.
 
 - The PCA953X driver now supports Galileo Gen2.
 
 Driver improvements:
 
 - MCP23S08 was switched to use the gpiolib irqchip helpers and
   now also suppors level-triggered interrupts.
 
 - 74x164 and RCAR now supports the .set_multiple() callback
 
 - AMDPT was converted to use generic GPIO.
 
 - TC3589x, TPS65218, SX150X, F7188X, MENZ127, VX855, WM831X, WM8994
   support the new single ended callback for open drain
   and in some cases open source.
 
 - Implement the .get_direction() callback for a few more drivers
   like PL061, Xgene.
 
 Cleanups:
 
 - Paul Gortmaker combed through the drivers and de-modularized
   those who are not really modules.
 
 - Move the GPIO poweroff DT bindings to the power subdir where
   they belong.
 
 - Rename gpio-generic.c to gpio-mmio.c, which is much more to the
   point. That's what it is handling, nothing more, nothing less.
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Merge tag 'gpio-v4.7-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO updates from Linus Walleij:
 "This is the bulk of GPIO changes for kernel cycle v4.7:

  Core infrastructural changes:

   - Support for natively single-ended GPIO driver stages.

     This means that if the hardware has registers to configure open
     drain or open source configuration, we use that rather than (as we
     did before) try to emulate it by switching the line to an input to
     get high impedance.

     This is also documented throughly in Documentation/gpio/driver.txt
     for those of you who did not understand one word of what I just
     wrote.

   - Start to do away with the unnecessarily complex and unitelligible
     ARCH_REQUIRE_GPIOLIB and ARCH_WANT_OPTIONAL_GPIOLIB, another
     evolutional artifact from the time when the GPIO subsystem was
     unmaintained.

     Archs can now just select GPIOLIB and be done with it, cleanups to
     arches will trickle in for the next kernel.  Some minor archs ACKed
     the changes immediately so these are included in this pull request.

   - Advancing the use of the data pointer inside the GPIO device for
     storing driver data by switching the PowerPC, Super-H Unicore and
     a few other subarches or subsystem drivers in ALSA SoC, Input,
     serial, SSB, staging etc to use it.

   - The initialization now reads the input/output state of the GPIO
     lines, so that each GPIO descriptor knows - if this callback is
     implemented - whether the line is input or output.  This also
     reflects nicely in userspace "lsgpio".

   - It is now possible to name GPIO producer names, line names, from
     the device tree.  (Platform data has been supported for a while).
     I bet we will get a similar mechanism for ACPI one of those days.
     This makes is possible to get sensible producer names for e.g.
     GPIO rails in "lsgpio" in userspace.

  New drivers:

   - New driver for the Loongson1.

   - The XLP driver now supports Broadcom Vulcan ARM64.

   - The IT87 driver now supports IT8620 and IT8628.

   - The PCA953X driver now supports Galileo Gen2.

  Driver improvements:

   - MCP23S08 was switched to use the gpiolib irqchip helpers and now
     also suppors level-triggered interrupts.

   - 74x164 and RCAR now supports the .set_multiple() callback

   - AMDPT was converted to use generic GPIO.

   - TC3589x, TPS65218, SX150X, F7188X, MENZ127, VX855, WM831X, WM8994
     support the new single ended callback for open drain and in some
     cases open source.

   - Implement the .get_direction() callback for a few more drivers like
     PL061, Xgene.

  Cleanups:

   - Paul Gortmaker combed through the drivers and de-modularized those
     who are not really modules.

   - Move the GPIO poweroff DT bindings to the power subdir where they
     belong.

   - Rename gpio-generic.c to gpio-mmio.c, which is much more to the
     point.  That's what it is handling, nothing more, nothing less"

* tag 'gpio-v4.7-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio: (126 commits)
  MIPS: do away with ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB
  gpio: zevio: make it explicitly non-modular
  gpio: timberdale: make it explicitly non-modular
  gpio: stmpe: make it explicitly non-modular
  gpio: sodaville: make it explicitly non-modular
  pinctrl: sh-pfc: Let gpio_chip.to_irq() return zero on error
  gpio: dwapb: Add ACPI device ID for DWAPB GPIO controller on X-Gene platforms
  gpio: dt-bindings: add wd,mbl-gpio bindings
  gpio: of: make it possible to name GPIO lines
  gpio: make gpiod_to_irq() return negative for NO_IRQ
  gpio: xgene: implement .get_direction()
  gpio: xgene: Enable ACPI support for X-Gene GFC GPIO driver
  gpio: tegra: Implement gpio_get_direction callback
  gpio: set up initial state from .get_direction()
  gpio: rename gpio-generic.c into gpio-mmio.c
  gpio: generic: fix GPIO_GENERIC_PLATFORM is set to module case
  gpio: dwapb: add gpio-signaled acpi event support
  gpio: dwapb: convert device node to fwnode
  gpio: dwapb: remove name from dwapb_port_property
  gpio/qoriq: select IRQ_DOMAIN
  ...
2016-05-17 17:39:42 -07:00
Rafael J. Wysocki fc72395780 Merge branches 'acpi-pci', 'acpi-misc' and 'acpi-tools'
* acpi-pci:
  ACPI,PCI,IRQ: remove SCI penalize function
  ACPI,PCI,IRQ: remove redundant code in acpi_irq_penalty_init()
  ACPI,PCI,IRQ: reduce static IRQ array size to 16
  ACPI,PCI,IRQ: reduce resource requirements

* acpi-misc:
  ACPI / sysfs: fix error code in get_status()
  ACPI / device_sysfs: Clean up checkpatch errors
  ACPI / device_sysfs: Change _SUN and _STA show functions error return to EIO
  ACPI / device_sysfs: Add sysfs support for _HRV hardware revision
  arm64: defconfig: Enable ACPI
  ACPI / ARM64: Remove EXPERT dependency for ACPI on ARM64
  ACPI / ARM64: Don't enable ACPI by default on ARM64
  acer-wmi: Use acpi_dev_found()
  eeepc-wmi: Use acpi_dev_found()
  ACPI / utils: Rename acpi_dev_present()

* acpi-tools:
  tools/power/acpi: close file only if it is open
2016-05-16 16:45:48 +02:00
Lawrence Yiu ddd9357f60 sony-laptop: Avoid oops on module unload for older laptops
Older VAIO laptops without the SN00 ACPI method will have the "handles"
variable unset. Return early from sony_nc_function_cleanup when "handles"
is null.

Signed-off-by: Lawrence Yiu <lawyiu.dev@gmail.com>
Acked-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
2016-05-05 16:32:32 -07:00