Commit Graph

697828 Commits

Author SHA1 Message Date
Tony Krowiak
e7fc5146cf s390/zcrypt: externalize test AP queue
Under certain specified conditions, the Test AP Queue (TAPQ)
subfunction of the Process Adjunct Processor Queue (PQAP) instruction
will be intercepted by a guest VM. The guest VM must have a means for
executing the intercepted instruction.

The vfio_ap driver will provide an interface to execute the
PQAP(TAPQ) instruction subfunction on behalf of a guest VM.
The code for executing the AP instructions currently resides in the
AP bus. This patch refactors the AP bus code to externalize access
to the PQAP(TAPQ) instruction subfunction to make it available to
the vfio_ap driver.

Signed-off-by: Tony Krowiak <akrowiak@linux.vnet.ibm.com>
Signed-off-by: Harald Freudenberger <freude@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2017-09-06 09:24:42 +02:00
Martin Schwidefsky
2fc4876ea8 s390/mm: use VM_BUG_ON in crst_table_[upgrade|downgrade]
The BUG_ON in crst_table_[upgrade|downgrade] is a debugging aid,
replace it with VM_BUG_ON.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2017-09-06 09:24:41 +02:00
Linus Torvalds
e7d0c41ecc Device properties framework updates for v4.14-rc1
- Introduce fwnode operations for all of the separate types of
    "firmware nodes" that can be handled by the device properties
    framework and drop the type field from struct fwnode_handle
    (Sakari Ailus, Arnd Bergmann).
 
  - Make the device properties framework use const fwnode arguments
    where possible (Sakari Ailus).
 
  - Add a helper for the consolidated handling of node references
    to the device properties framework (Sakari Ailus).
 
  - Switch over the ACPI part of the device properties framework
    to the new UUID API (Andy Shevchenko).
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Merge tag 'devprop-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull device properties framework updates from Rafael Wysocki:
 "These introduce fwnode operations for all of the separate types of
  'firmware nodes' that can be handled by the device properties
  framework, make the framework use const fwnode arguments all over, add
  a helper for the consolidated handling of node references and switch
  over the framework to the new UUID API.

  Specifics:

   - Introduce fwnode operations for all of the separate types of
     'firmware nodes' that can be handled by the device properties
     framework and drop the type field from struct fwnode_handle (Sakari
     Ailus, Arnd Bergmann).

   - Make the device properties framework use const fwnode arguments
     where possible (Sakari Ailus).

   - Add a helper for the consolidated handling of node references to
     the device properties framework (Sakari Ailus).

   - Switch over the ACPI part of the device properties framework to the
     new UUID API (Andy Shevchenko)"

* tag 'devprop-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  ACPI: device property: Switch to use new generic UUID API
  device property: export irqchip_fwnode_ops
  device property: Introduce fwnode_property_get_reference_args
  device property: Constify fwnode property API
  device property: Constify argument to pset fwnode backend
  ACPI: Constify internal fwnode arguments
  ACPI: Constify acpi_bus helper functions, switch to macros
  ACPI: Prepare for constifying acpi_get_next_subnode() fwnode argument
  device property: Get rid of struct fwnode_handle type field
  ACPI: Use IS_ERR_OR_NULL() instead of non-NULL check in is_acpi_data_node()
2017-09-05 12:50:00 -07:00
Linus Torvalds
53ac64aac9 ACPI updates for v4.14-rc1
- Update the ACPICA code in the kernel to upstream revision 20170728
    including:
    * Alias operator handling update (Bob Moore).
    * Deferred resolution of reference package elements (Bob Moore).
    * Support for the _DMA method in walk resources (Bob Moore).
    * Tables handling update and support for deferred table
      verification (Lv Zheng).
    * Update of SMMU models for IORT (Robin Murphy).
    * Compiler and disassembler updates (Alex James, Erik Schmauss,
      Ganapatrao Kulkarni, James Morse).
    * Tools updates (Erik Schmauss, Lv Zheng).
    * Assorted minor fixes and cleanups (Bob Moore, Kees Cook,
      Lv Zheng, Shao Ming).
 
  - Rework the initialization of non-wakeup GPEs with method handlers
    in order to address a boot crash on some systems with Thunderbolt
    devices connected at boot time where we miss an early hotplug
    event due to a delay in GPE enabling (Rafael Wysocki).
 
  - Rework the handling of PCI bridges when setting up ACPI-based
    device wakeup in order to avoid disabling wakeup for bridges
    prematurely (Rafael Wysocki).
 
  - Consolidate Apple DMI checks throughout the tree, add support for
    Apple device properties to the device properties framework and
    use these properties for the handling of I2C and SPI devices on
    Apple systems (Lukas Wunner).
 
  - Add support for _DMA to the ACPI-based device properties lookup
    code and make it possible to use the information from there to
    configure DMA regions on ARM64 systems (Lorenzo Pieralisi).
 
  - Fix several issues in the APEI code, add support for exporting
    the BERT error region over sysfs and update APEI MAINTAINERS
    entry with reviewers information (Borislav Petkov, Dongjiu Geng,
    Loc Ho, Punit Agrawal, Tony Luck, Yazen Ghannam).
 
  - Fix a potential initialization ordering issue in the ACPI EC
    driver and clean it up somewhat (Lv Zheng).
 
  - Update the ACPI SPCR driver to extend the existing XGENE 8250
    workaround in it to a new platform (m400) and to work around
    an Xgene UART clock issue (Graeme Gregory).
 
  - Add a new utility function to the ACPI core to support using
    ACPI OEM ID / OEM Table ID / Revision for system identification
    in blacklisting or similar and switch over the existing code
    already using this information to this new interface (Toshi Kani).
 
  - Fix an xpower PMIC issue related to GPADC reads that always return
    0 without extra pin manipulations (Hans de Goede).
 
  - Add statements to print debug messages in a couple of places in
    the ACPI core for easier diagnostics (Rafael Wysocki).
 
  - Clean up the ACPI processor driver slightly (Colin Ian King,
    Hanjun Guo).
 
  - Clean up the ACPI x86 boot code somewhat (Andy Shevchenko).
 
  - Add a quirk for Dell OptiPlex 9020M to the ACPI backlight
    driver (Alex Hung).
 
  - Assorted fixes, cleanups and updates related to ACPI (Amitoj Kaur
    Chawla, Bhumika Goyal, Frank Rowand, Jean Delvare, Punit Agrawal,
    Ronald Tschalär, Sumeet Pawnikar).
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Merge tag 'acpi-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI updates from Rafael Wysocki:
 "These include a usual ACPICA code update (this time to upstream
  revision 20170728), a fix for a boot crash on some systems with
  Thunderbolt devices connected at boot time, a rework of the handling
  of PCI bridges when setting up device wakeup, new support for Apple
  device properties, support for DMA configurations reported via ACPI on
  ARM64, APEI-related updates, ACPI EC driver updates and assorted minor
  modifications in several places.

  Specifics:

   - Update the ACPICA code in the kernel to upstream revision 20170728
     including:
      * Alias operator handling update (Bob Moore).
      * Deferred resolution of reference package elements (Bob Moore).
      * Support for the _DMA method in walk resources (Bob Moore).
      * Tables handling update and support for deferred table
        verification (Lv Zheng).
      * Update of SMMU models for IORT (Robin Murphy).
      * Compiler and disassembler updates (Alex James, Erik Schmauss,
        Ganapatrao Kulkarni, James Morse).
      * Tools updates (Erik Schmauss, Lv Zheng).
      * Assorted minor fixes and cleanups (Bob Moore, Kees Cook, Lv
        Zheng, Shao Ming).

   - Rework the initialization of non-wakeup GPEs with method handlers
     in order to address a boot crash on some systems with Thunderbolt
     devices connected at boot time where we miss an early hotplug event
     due to a delay in GPE enabling (Rafael Wysocki).

   - Rework the handling of PCI bridges when setting up ACPI-based
     device wakeup in order to avoid disabling wakeup for bridges
     prematurely (Rafael Wysocki).

   - Consolidate Apple DMI checks throughout the tree, add support for
     Apple device properties to the device properties framework and use
     these properties for the handling of I2C and SPI devices on Apple
     systems (Lukas Wunner).

   - Add support for _DMA to the ACPI-based device properties lookup
     code and make it possible to use the information from there to
     configure DMA regions on ARM64 systems (Lorenzo Pieralisi).

   - Fix several issues in the APEI code, add support for exporting the
     BERT error region over sysfs and update APEI MAINTAINERS entry with
     reviewers information (Borislav Petkov, Dongjiu Geng, Loc Ho, Punit
     Agrawal, Tony Luck, Yazen Ghannam).

   - Fix a potential initialization ordering issue in the ACPI EC driver
     and clean it up somewhat (Lv Zheng).

   - Update the ACPI SPCR driver to extend the existing XGENE 8250
     workaround in it to a new platform (m400) and to work around an
     Xgene UART clock issue (Graeme Gregory).

   - Add a new utility function to the ACPI core to support using ACPI
     OEM ID / OEM Table ID / Revision for system identification in
     blacklisting or similar and switch over the existing code already
     using this information to this new interface (Toshi Kani).

   - Fix an xpower PMIC issue related to GPADC reads that always return
     0 without extra pin manipulations (Hans de Goede).

   - Add statements to print debug messages in a couple of places in the
     ACPI core for easier diagnostics (Rafael Wysocki).

   - Clean up the ACPI processor driver slightly (Colin Ian King, Hanjun
     Guo).

   - Clean up the ACPI x86 boot code somewhat (Andy Shevchenko).

   - Add a quirk for Dell OptiPlex 9020M to the ACPI backlight driver
     (Alex Hung).

   - Assorted fixes, cleanups and updates related to ACPI (Amitoj Kaur
     Chawla, Bhumika Goyal, Frank Rowand, Jean Delvare, Punit Agrawal,
     Ronald Tschalär, Sumeet Pawnikar)"

* tag 'acpi-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (75 commits)
  ACPI / APEI: Suppress message if HEST not present
  intel_pstate: convert to use acpi_match_platform_list()
  ACPI / blacklist: add acpi_match_platform_list()
  ACPI, APEI, EINJ: Subtract any matching Register Region from Trigger resources
  ACPI: make device_attribute const
  ACPI / sysfs: Extend ACPI sysfs to provide access to boot error region
  ACPI: APEI: fix the wrong iteration of generic error status block
  ACPI / processor: make function acpi_processor_check_duplicates() static
  ACPI / EC: Clean up EC GPE mask flag
  ACPI: EC: Fix possible issues related to EC initialization order
  ACPI / PM: Add debug statements to acpi_pm_notify_handler()
  ACPI: Add debug statements to acpi_global_event_handler()
  ACPI / scan: Enable GPEs before scanning the namespace
  ACPICA: Make it possible to enable runtime GPEs earlier
  ACPICA: Dispatch active GPEs at init time
  ACPI: SPCR: work around clock issue on xgene UART
  ACPI: SPCR: extend XGENE 8250 workaround to m400
  ACPI / LPSS: Don't abort ACPI scan on missing mem resource
  mailbox: pcc: Drop uninformative output during boot
  ACPI/IORT: Add IORT named component memory address limits
  ...
2017-09-05 12:45:03 -07:00
Linus Torvalds
439644096c Power management updates for v4.14-rc1
- Drop the P-state selection algorithm based on a PID controller
    from intel_pstate and make it use the same P-state selection
    method (based on the CPU load) for all types of systems in the
    active mode (Rafael Wysocki, Srinivas Pandruvada).
 
  - Rework the cpufreq core and governors to make it possible to
    take cross-CPU utilization updates into account and modify the
    schedutil governor to actually do so (Viresh Kumar).
 
  - Clean up the handling of transition latency information in the
    cpufreq core and untangle it from the information on which drivers
    cannot do dynamic frequency switching (Viresh Kumar).
 
  - Add support for new SoCs (MT2701/MT7623 and MT7622) to the
    mediatek cpufreq driver and update its DT bindings (Sean Wang).
 
  - Modify the cpufreq dt-platdev driver to autimatically create
    cpufreq devices for the new (v2) Operating Performance Points
    (OPP) DT bindings and update its whitelist of supported systems
    (Viresh Kumar, Shubhrajyoti Datta, Marc Gonzalez, Khiem Nguyen,
    Finley Xiao).
 
  - Add support for Ux500 to the cpufreq-dt driver and drop the
    obsolete dbx500 cpufreq driver (Linus Walleij, Arnd Bergmann).
 
  - Add new SoC (R8A7795) support to the cpufreq rcar driver (Khiem
    Nguyen).
 
  - Fix and clean up assorted issues in the cpufreq drivers and core
    (Arvind Yadav, Christophe Jaillet, Colin Ian King, Gustavo Silva,
    Julia Lawall, Leonard Crestez, Rob Herring, Sudeep Holla).
 
  - Update the IO-wait boost handling in the schedutil governor to
    make it less aggressive (Joel Fernandes).
 
  - Rework system suspend diagnostics to make it print fewer messages
    to the kernel log by default, add a sysfs knob to allow more
    suspend-related messages to be printed and add Low Power S0 Idle
    constraints checks to the ACPI suspend-to-idle code (Rafael
    Wysocki, Srinivas Pandruvada).
 
  - Prefer suspend-to-idle over S3 on ACPI-based systems with the
    ACPI_FADT_LOW_POWER_S0 flag set and the Low Power Idle S0 _DSM
    interface present in the ACPI tables (Rafael Wysocki).
 
  - Update documentation related to system sleep and rename a number
    of items in the code to make it cleare that they are related to
    suspend-to-idle (Rafael Wysocki).
 
  - Export a variable allowing device drivers to check the target
    system sleep state from the core system suspend code (Florian
    Fainelli).
 
  - Clean up the cpuidle subsystem to handle the polling state on
    x86 in a more straightforward way and to use %pOF instead of
    full_name (Rafael Wysocki, Rob Herring).
 
  - Update the devfreq framework to fix and clean up a few minor
    issues (Chanwoo Choi, Rob Herring).
 
  - Extend diagnostics in the generic power domains (genpd) framework
    and clean it up slightly (Thara Gopinath, Rob Herring).
 
  - Fix and clean up a couple of issues in the operating performance
    points (OPP) framework (Viresh Kumar, Waldemar Rymarkiewicz).
 
  - Add support for RV1108 to the rockchip-io Adaptive Voltage Scaling
    (AVS) driver (David Wu).
 
  - Fix the usage of notifiers in CPU power management on some
    platforms (Alex Shi).
 
  - Update the pm-graph system suspend/hibernation and boot profiling
    utility (Todd Brandt).
 
  - Make it possible to run the cpupower utility without CPU0 (Prarit
    Bhargava).
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Merge tag 'pm-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management updates from Rafael Wysocki:
 "This time (again) cpufreq gets the majority of changes which mostly
  are driver updates (including a major consolidation of intel_pstate),
  some schedutil governor modifications and core cleanups.

  There also are some changes in the system suspend area, mostly related
  to diagnostics and debug messages plus some renames of things related
  to suspend-to-idle. One major change here is that suspend-to-idle is
  now going to be preferred over S3 on systems where the ACPI tables
  indicate to do so and provide requsite support (the Low Power Idle S0
  _DSM in particular). The system sleep documentation and the tools
  related to it are updated too.

  The rest is a few cpuidle changes (nothing major), devfreq updates,
  generic power domains (genpd) framework updates and a few assorted
  modifications elsewhere.

  Specifics:

   - Drop the P-state selection algorithm based on a PID controller from
     intel_pstate and make it use the same P-state selection method
     (based on the CPU load) for all types of systems in the active mode
     (Rafael Wysocki, Srinivas Pandruvada).

   - Rework the cpufreq core and governors to make it possible to take
     cross-CPU utilization updates into account and modify the schedutil
     governor to actually do so (Viresh Kumar).

   - Clean up the handling of transition latency information in the
     cpufreq core and untangle it from the information on which drivers
     cannot do dynamic frequency switching (Viresh Kumar).

   - Add support for new SoCs (MT2701/MT7623 and MT7622) to the mediatek
     cpufreq driver and update its DT bindings (Sean Wang).

   - Modify the cpufreq dt-platdev driver to autimatically create
     cpufreq devices for the new (v2) Operating Performance Points (OPP)
     DT bindings and update its whitelist of supported systems (Viresh
     Kumar, Shubhrajyoti Datta, Marc Gonzalez, Khiem Nguyen, Finley
     Xiao).

   - Add support for Ux500 to the cpufreq-dt driver and drop the
     obsolete dbx500 cpufreq driver (Linus Walleij, Arnd Bergmann).

   - Add new SoC (R8A7795) support to the cpufreq rcar driver (Khiem
     Nguyen).

   - Fix and clean up assorted issues in the cpufreq drivers and core
     (Arvind Yadav, Christophe Jaillet, Colin Ian King, Gustavo Silva,
     Julia Lawall, Leonard Crestez, Rob Herring, Sudeep Holla).

   - Update the IO-wait boost handling in the schedutil governor to make
     it less aggressive (Joel Fernandes).

   - Rework system suspend diagnostics to make it print fewer messages
     to the kernel log by default, add a sysfs knob to allow more
     suspend-related messages to be printed and add Low Power S0 Idle
     constraints checks to the ACPI suspend-to-idle code (Rafael
     Wysocki, Srinivas Pandruvada).

   - Prefer suspend-to-idle over S3 on ACPI-based systems with the
     ACPI_FADT_LOW_POWER_S0 flag set and the Low Power Idle S0 _DSM
     interface present in the ACPI tables (Rafael Wysocki).

   - Update documentation related to system sleep and rename a number of
     items in the code to make it cleare that they are related to
     suspend-to-idle (Rafael Wysocki).

   - Export a variable allowing device drivers to check the target
     system sleep state from the core system suspend code (Florian
     Fainelli).

   - Clean up the cpuidle subsystem to handle the polling state on x86
     in a more straightforward way and to use %pOF instead of full_name
     (Rafael Wysocki, Rob Herring).

   - Update the devfreq framework to fix and clean up a few minor issues
     (Chanwoo Choi, Rob Herring).

   - Extend diagnostics in the generic power domains (genpd) framework
     and clean it up slightly (Thara Gopinath, Rob Herring).

   - Fix and clean up a couple of issues in the operating performance
     points (OPP) framework (Viresh Kumar, Waldemar Rymarkiewicz).

   - Add support for RV1108 to the rockchip-io Adaptive Voltage Scaling
     (AVS) driver (David Wu).

   - Fix the usage of notifiers in CPU power management on some
     platforms (Alex Shi).

   - Update the pm-graph system suspend/hibernation and boot profiling
     utility (Todd Brandt).

   - Make it possible to run the cpupower utility without CPU0 (Prarit
     Bhargava)"

* tag 'pm-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (87 commits)
  cpuidle: Make drivers initialize polling state
  cpuidle: Move polling state initialization code to separate file
  cpuidle: Eliminate the CPUIDLE_DRIVER_STATE_START symbol
  cpufreq: imx6q: Fix imx6sx low frequency support
  cpufreq: speedstep-lib: make several arrays static, makes code smaller
  PM: docs: Delete the obsolete states.txt document
  PM: docs: Describe high-level PM strategies and sleep states
  PM / devfreq: Fix memory leak when fail to register device
  PM / devfreq: Add dependency on PM_OPP
  PM / devfreq: Move private devfreq_update_stats() into devfreq
  PM / devfreq: Convert to using %pOF instead of full_name
  PM / AVS: rockchip-io: add io selectors and supplies for RV1108
  cpufreq: ti: Fix 'of_node_put' being called twice in error handling path
  cpufreq: dt-platdev: Drop few entries from whitelist
  cpufreq: dt-platdev: Automatically create cpufreq device with OPP v2
  ARM: ux500: don't select CPUFREQ_DT
  cpuidle: Convert to using %pOF instead of full_name
  cpufreq: Convert to using %pOF instead of full_name
  PM / Domains: Convert to using %pOF instead of full_name
  cpufreq: Cap the default transition delay value to 10 ms
  ...
2017-09-05 12:19:08 -07:00
Linus Torvalds
b42a362e6d Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID update from Jiri Kosina:

 - Wacom driver fixes/updates (device name generation improvements,
   touch ring status support) from Jason Gerecke

 - T100 touchpad support from Hans de Goede

 - support for batteries driven by HID input reports, from Dmitry
   Torokhov

 - Arnd pointed out that driver_lock semaphore is superfluous, as driver
   core already provides all the necessary concurency protection.
   Removal patch from Binoy Jayan

 - logical minimum numbering improvements in sensor-hub driver, from
   Srinivas Pandruvada

 - support for Microsoft Win8 Wireless Radio Controls extensions from
   João Paulo Rechi Vita

 - assorted small fixes and device ID additions

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (28 commits)
  HID: prodikeys: constify snd_rawmidi_ops structures
  HID: sensor: constify platform_device_id
  HID: input: throttle battery uevents
  HID: usbmouse: constify usb_device_id and fix space before '[' error
  HID: usbkbd: constify usb_device_id and fix space before '[' error.
  HID: hid-sensor-hub: Force logical minimum to 1 for power and report state
  HID: wacom: Do not completely map WACOM_HID_WD_TOUCHRINGSTATUS usage
  HID: asus: Add T100CHI bluetooth keyboard dock touchpad support
  HID: ntrig: constify attribute_group structures.
  HID: logitech-hidpp: constify attribute_group structures.
  HID: sensor: constify attribute_group structures.
  HID: multitouch: constify attribute_group structures.
  HID: multitouch: use proper symbolic constant for 0xff310076 application
  HID: multitouch: Support Asus T304UA media keys
  HID: multitouch: Support HID_GD_WIRELESS_RADIO_CTLS
  HID: input: optionally use device id in battery name
  HID: input: map digitizer battery usage
  HID: Remove the semaphore driver_lock
  HID: wacom: add USB_HID dependency
  HID: add ALWAYS_POLL quirk for Logitech 0xc077
  ...
2017-09-05 11:54:41 -07:00
Linus Torvalds
70b8e9eb3b This is the bulk of the GPIO changes for the v4.14 cycle:
Core changes
 - Allow the GPIO irqchip to allocate IRQs dynamically. This is
   an important change on systems where only a restricted number
   of IRQs, lesser than the number of GPIO lines, can be utilized.
   Now we can allocate these on a first-come-first-served basis
   instead of hogging up valuable IRQ lines.
 - Serious fix-up of the kerneldoc documentation and inclusion
   into the kerneldoc builds.
 - Pulled in the IRQ simulator from the IRQ core tree and use
   this in the GPIO mockup driver for exhaustive testing of
   interrupt abilities.
 
 New drivers
 - New driver for ThunderX and OCTEON-TX. This is especially
   interesting as it picks up improvements from the IRQ core that
   allow us to handle fasteoi ACKs upwards in a hierarchy when
   there are IRQ flag latches on several levels in a hierarchy.
   Very interesting work here.
 - New subdriver for Renesas R-Car r8a7745 (RZ/G1E).
 
 Misc
 - Several fixes and improvements for Xilinx Zynq GPIO.
 - Support an enablement GPIO for the 74x164 GPIO.
 - Switch a bunch of chips to use devres to allocate irq
   descriptors.
 - A bunch of constification fixes.
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Merge tag 'gpio-v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO updates from Linus Walleij:
 "This is the bulk of the GPIO changes for the v4.14 cycle.

  Not so much changes this time, phew. David Daney and Bartosz
  Golaszewski did all the really interesting work in infrastructure
  improvement across GPIO and IRQ core, hats off for them and to tglx
  and Marc Z for general help with these patch sets.

  Core changes:

   - Allow the GPIO irqchip to allocate IRQs dynamically. This is an
     important change on systems where only a restricted number of IRQs,
     lesser than the number of GPIO lines, can be utilized. Now we can
     allocate these on a first-come-first-served basis instead of
     hogging up valuable IRQ lines.

   - Serious fix-up of the kerneldoc documentation and inclusion into
     the kerneldoc builds.

   - Pulled in the IRQ simulator from the IRQ core tree and use this in
     the GPIO mockup driver for exhaustive testing of interrupt
     abilities.

  New drivers:

   - New driver for ThunderX and OCTEON-TX. This is especially
     interesting as it picks up improvements from the IRQ core that
     allow us to handle fasteoi ACKs upwards in a hierarchy when there
     are IRQ flag latches on several levels in a hierarchy. Very
     interesting work here.

   - New subdriver for Renesas R-Car r8a7745 (RZ/G1E).

  Misc:

   - Several fixes and improvements for Xilinx Zynq GPIO.

   - Support an enablement GPIO for the 74x164 GPIO.

   - Switch a bunch of chips to use devres to allocate irq descriptors.

   - A bunch of constification fixes"

* tag 'gpio-v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio: (63 commits)
  gpio: mockup: remove unused variable gc
  gpio: pl061: constify amba_id
  Revert "gpiolib: request the gpio before querying its direction"
  gpio: twl6040: remove unneeded forward declaration
  gpio: zevio: make gpio_chip const
  gpio: add gpio_add_lookup_tables() to add several tables at once
  gpio: rcar: Add r8a7745 (RZ/G1E) support
  gpio: brcmstb: check return value of gpiochip_irqchip_add()
  MAINTAINERS: Add entry for THUNDERX GPIO Driver.
  gpio: Add gpio driver support for ThunderX and OCTEON-TX
  gpio: mockup: use irq_sim
  gpio: mxs: use devres for irq generic chip
  gpio: mxc: use devres for irq generic chip
  gpio: pch: use devres for irq generic chip
  gpio: ml-ioh: use devres for irq generic chip
  gpio: sta2x11: use devres for irq generic chip
  gpio: sta2x11: disallow unbinding the driver
  gpio: mxs: disallow unbinding the driver
  gpio: mxc: disallow unbinding the driver
  gpio: aspeed: Remove reference to clock name in debounce warning message
  ...
2017-09-05 11:49:48 -07:00
Linus Torvalds
d16605c912 This is the big bulk of pin control changes for the v4.14 kernel:
Core changes:
 - Decision to wrap the sleep mode of the Spreadtrum and in the future
   others into a specially tagged state. The generic DT bindings and the
   new Spreadtrum driver conforms to this. Others should be moved over
   if possible.
 
 New drivers:
 - New driver for Spreadtrum SoCs especially the SC9860 SoC.
 - New driver for Storlink/Cortina Gemini 3512 and 3516 SoCs.
 
 New subdrivers:
 - Intel Denverton subdriver.
 - Intel Cannon Lake subdriver.
 - Intel Lewisburg subdriver.
 - Allwinner sunxi: R40 subdriver for A10.
 - Socionext uniphier PXs3 subdriver.
 - Rockchip RK3128 subdriver.
 - Renesas SH-PFC R8A77995 subdriver.
 
 Miscellaneous:
 - Qualcomm APQ8064 can handle general purpose clock muxing.
 - Mediatek MT7623 PCIe mux data fixed up.
 - Intel GPIO IRQs are disabled during suspend.
 - Several fixes and addtions to Renesas r8a7796.
 - Qualcomm SPMI GPIO supports dtest route and LV/MV subtype.
 - Input schmitt trigger support in Rockchip RV1108.
 - Aspeed G4 and G5 USB host/device pin control control added.
 - Qualcomm IPQ4019 has matured with a few missing pin groups and
   control bits put in place.
 - Lots of constification, this is the latest in cocinelle fixes.
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Merge tag 'pinctrl-v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pin control updates from Linus Walleij:
 "This is the big bulk of pin control changes for the v4.14 kernel.
  There are just a few bigger changes (new drivers mostly) and then a
  lot of small patches all over the place.

  Core changes:
   - Decision to wrap the sleep mode of the Spreadtrum and in the future
     others into a specially tagged state. The generic DT bindings and
     the new Spreadtrum driver conforms to this. Others should be moved
     over if possible.

  New drivers:
   - Spreadtrum SoCs especially the SC9860 SoC.
   - Storlink/Cortina Gemini 3512 and 3516 SoCs.

  New subdrivers:
   - Intel Denverton subdriver.
   - Intel Cannon Lake subdriver.
   - Intel Lewisburg subdriver.
   - Allwinner sunxi: R40 subdriver for A10.
   - Socionext uniphier PXs3 subdriver.
   - Rockchip RK3128 subdriver.
   - Renesas SH-PFC R8A77995 subdriver.

  Miscellaneous:
   - Qualcomm APQ8064 can handle general purpose clock muxing.
   - Mediatek MT7623 PCIe mux data fixed up.
   - Intel GPIO IRQs are disabled during suspend.
   - Several fixes and addtions to Renesas r8a7796.
   - Qualcomm SPMI GPIO supports dtest route and LV/MV subtype.
   - Input schmitt trigger support in Rockchip RV1108.
   - Aspeed G4 and G5 USB host/device pin control control added.
   - Qualcomm IPQ4019 has matured with a few missing pin groups and
     control bits put in place.
   - Lots of constification, this is the latest in cocinelle fixes"

* tag 'pinctrl-v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (147 commits)
  Revert "pinctrl: sunxi: Don't enforce bias disable (for now)"
  pinctrl: uniphier: fix members of rmii group for Pro4
  pinctrl: Delete an error message
  pinctrl: core: Delete an error message
  pinctrl: intel: Read back TX buffer state
  pinctrl: rockchip: Add rv1108 recalculated iomux support
  pinctrl: intel: Decrease indentation in intel_gpio_set()
  pinctrl: rza1: Remove suffix from gpiochip label
  pinctrl: qcom: spmi-gpio: Correct power_source range check
  pinctrl: freescale: make mxs_regs const
  pinctrl: aspeed: Rework strap register write logic for the AST2500
  pinctrl: rza1: off by one in rza1_parse_gpiochip()
  pinctrl: qcom: General Purpose clocks for apq8064
  pinctrl: sprd: Add Spreadtrum pin control driver
  dt-bindings: pinctrl: Add DT bindings for Spreadtrum SC9860
  pinctrl: Add sleep related state to indicate sleep related configs
  pinctrl: mediatek: update PCIe mux data for MT7623
  pinctrl: intel: Add Intel Lewisburg GPIO support
  pinctrl: intel: Add Intel Cannon Lake PCH-H pin controller support
  pinctrl: aspeed: Fix ast2500 strap register write logic
  ...
2017-09-05 11:45:33 -07:00
Linus Torvalds
fe9e31383e regulator: Updates for v4.14
This is an extremely quiet release for the regulator subsystem, it's all
 fairly minor fixes and cleanups plus a few new drivers and ddevice ID
 additions:
 
  - Support for MediaTek MT6380, Ricoh RC5T619 and ST Voltage Reference
    Buffers.
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Merge tag 'regulator-v4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator

Pull regulator updates from Mark Brown:
 "This is an extremely quiet release for the regulator subsystem, it's
  all fairly minor fixes and cleanups plus a few new drivers and ddevice
  ID additions:

   - Support for MediaTek MT6380, Ricoh RC5T619 and ST Voltage Reference
     Buffers"

* tag 'regulator-v4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: (24 commits)
  regulator: Add support for stm32-vrefbuf
  regulator: Add STM32 Voltage Reference Buffer
  regulator: pv88090: Exception handling for out of bounds
  regulator: da9063: Return an error code on probe failure
  regulator: rn5t618: add RC5T619 PMIC support
  regulator: ltc3589: constify i2c_device_id
  regulator: fan53555: fix I2C device ids
  regulator: add fixes with MT6397 dt-bindings shouldn't reference driver
  regulator: add fixes with MT6323 dt-bindings shouldn't reference driver
  regulator: add fixes with MT6311 dt-bindings shouldn't reference driver
  regulator: Add document for MediaTek MT6380 regulator
  regulator: mt6380: Add support for MT6380
  regulator: pwm-regulator: Remove unneeded gpiod NULL check
  regulator: core: fix a possible race in disable_work handling
  regulator: fan53555: Use of_device_get_match_data() to simplify probe
  regulator: of: regulator_of_get_init_data() missing of_node_get()
  regulator: pwm-regulator: fix example syntax
  regulator: Convert to using %pOF instead of full_name
  regulator: cpcap: Add OF mode mapping
  regulator: cpcap: Fix standby mode
  ...
2017-09-05 11:43:30 -07:00
Linus Torvalds
b88f55774f spi: Updates for v4.14
A fairly quiet release for the SPI subsystem:
 
  - Move to using IDR for allocating bus numbers.
  - Modernisation of the ep93xx driver, removing a lot of open coding and
    using the framework more.
  - The tools have been moved to use the standard tools build system and
    an install target added (there will be a fairly trivial conflict
    with tip resulting from the changes in the main tools Makefile).
  - A refactoring of the Qualcomm QUP driver which enables new variants
    to be supported.
  - Explicit support for the Freescale i.MX53 and i.MX6 SPI, Renesas
    R-Car H3 and Rockchip RV1108 controllers.
 
 There's also a trivial add/add conflict in spi.c with the ACPI tree
 adding a header for some Apple support and the IDR code needing a header
 too.
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Merge tag 'spi-v4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

Pull spi updates from Mark Brown:
 "A fairly quiet release for the SPI subsystem:

   - Move to using IDR for allocating bus numbers

   - Modernisation of the ep93xx driver, removing a lot of open coding
     and using the framework more

   - The tools have been moved to use the standard tools build system
     and an install target added (there will be a fairly trivial
     conflict with tip resulting from the changes in the main tools
     Makefile)

   - A refactoring of the Qualcomm QUP driver which enables new variants
     to be supported

   - Explicit support for the Freescale i.MX53 and i.MX6 SPI, Renesas
     R-Car H3 and Rockchip RV1108 controllers"

* tag 'spi-v4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (71 commits)
  spi: spi-falcon: drop check of boot select
  spi: imx: fix use of native chip-selects with devicetree
  spi: pl022: constify amba_id
  spi: imx: fix little-endian build
  spi: omap: Allocate bus number from spi framework
  spi: Kernel coding style fixes
  spi: imx: dynamic burst length adjust for PIO mode
  spi: Pick spi bus number from Linux idr or spi alias
  spi: rockchip: configure CTRLR1 according to size and data frame
  spi: altera: Consolidate TX/RX data register access
  spi: altera: Switch to SPI core transfer queue management
  spi: rockchip: add compatible string for rv1108 spi
  spi: qup: fix 64-bit build warning
  spi: qup: hide warning for uninitialized variable
  spi: spi-ep93xx: use the default master transfer queueing mechanism
  spi: spi-ep93xx: remove private data 'current_msg'
  spi: spi-ep93xx: pass the spi_master pointer around
  spi: spi-ep93xx: absorb the interrupt enable/disable helpers
  spi: spi-ep93xx: add spi master prepare_transfer_hardware()
  spi: spi-ep93xx: use 32-bit read/write for all registers
  ...
2017-09-05 11:40:38 -07:00
Linus Torvalds
16a832a21f * pnd2_edac: A minimal sideband driver (Tony Luck)
* small-ish cleanups and fixes all over the place.
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Merge tag 'edac_for_4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp

Pull EDAC updates from Borislav Petkov:

 - pnd2_edac: A minimal sideband driver (Tony Luck)

 - small-ish cleanups and fixes all over the place

* tag 'edac_for_4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp:
  EDAC, mce_amd: Get rid of local var in amd_filter_mce()
  EDAC, mce_amd: Get rid of most struct cpuinfo_x86 uses
  EDAC, mce_amd: Rename decode_smca_errors() to decode_smca_error()
  EDAC: Make device_type const
  EDAC, pnd2: Properly toggle hidden state for P2SB PCI device
  EDAC, pnd2: Conditionally unhide/hide the P2SB PCI device to read BAR
  EDAC, pnd2: Mask off the lower four bits of a BAR
  EDAC, thunderx: Fix error handling path in thunderx_lmc_probe()
  EDAC, altera: Fix error handling path in altr_edac_device_probe()
  EDAC, pnd2: Build in a minimal sideband driver for Apollo Lake
  EDAC, sb_edac: Classify memory mirroring modes
  EDAC, cpc925, ppc4xx: Convert to using %pOF instead of full_name
  EDAC: Get rid of mci->mod_ver
  EDAC: Constify attribute_group structures
  EDAC, mce_amd: Use cpu_to_node() to find the node ID
2017-09-05 11:35:16 -07:00
Linus Torvalds
bafb0762cb Char/Misc drivers for 4.14-rc1
Here is the big char/misc driver update for 4.14-rc1.
 
 Lots of different stuff in here, it's been an active development cycle
 for some reason.  Highlights are:
   - updated binder driver, this brings binder up to date with what
     shipped in the Android O release, plus some more changes that
     happened since then that are in the Android development trees.
   - coresight updates and fixes
   - mux driver file renames to be a bit "nicer"
   - intel_th driver updates
   - normal set of hyper-v updates and changes
   - small fpga subsystem and driver updates
   - lots of const code changes all over the driver trees
   - extcon driver updates
   - fmc driver subsystem upadates
   - w1 subsystem minor reworks and new features and drivers added
   - spmi driver updates
 
 Plus a smattering of other minor driver updates and fixes.
 
 All of these have been in linux-next with no reported issues for a
 while.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver updates from Greg KH:
 "Here is the big char/misc driver update for 4.14-rc1.

  Lots of different stuff in here, it's been an active development cycle
  for some reason. Highlights are:

   - updated binder driver, this brings binder up to date with what
     shipped in the Android O release, plus some more changes that
     happened since then that are in the Android development trees.

   - coresight updates and fixes

   - mux driver file renames to be a bit "nicer"

   - intel_th driver updates

   - normal set of hyper-v updates and changes

   - small fpga subsystem and driver updates

   - lots of const code changes all over the driver trees

   - extcon driver updates

   - fmc driver subsystem upadates

   - w1 subsystem minor reworks and new features and drivers added

   - spmi driver updates

  Plus a smattering of other minor driver updates and fixes.

  All of these have been in linux-next with no reported issues for a
  while"

* tag 'char-misc-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (244 commits)
  ANDROID: binder: don't queue async transactions to thread.
  ANDROID: binder: don't enqueue death notifications to thread todo.
  ANDROID: binder: Don't BUG_ON(!spin_is_locked()).
  ANDROID: binder: Add BINDER_GET_NODE_DEBUG_INFO ioctl
  ANDROID: binder: push new transactions to waiting threads.
  ANDROID: binder: remove proc waitqueue
  android: binder: Add page usage in binder stats
  android: binder: fixup crash introduced by moving buffer hdr
  drivers: w1: add hwmon temp support for w1_therm
  drivers: w1: refactor w1_slave_show to make the temp reading functionality separate
  drivers: w1: add hwmon support structures
  eeprom: idt_89hpesx: Support both ACPI and OF probing
  mcb: Fix an error handling path in 'chameleon_parse_cells()'
  MCB: add support for SC31 to mcb-lpc
  mux: make device_type const
  char: virtio: constify attribute_group structures.
  Documentation/ABI: document the nvmem sysfs files
  lkdtm: fix spelling mistake: "incremeted" -> "incremented"
  perf: cs-etm: Fix ETMv4 CONFIGR entry in perf.data file
  nvmem: include linux/err.h from header
  ...
2017-09-05 11:08:17 -07:00
Linus Torvalds
44b1671fae Driver core update for 4.14-rc1
Here is the "big" driver core update for 4.14-rc1.
 
 It's really not all that big, the largest thing here being some firmware
 tests to help ensure that that crazy api is working properly.
 
 There's also a new uevent for when a driver is bound or unbound from a
 device, fixing a hole in the driver model that's been there since the
 very beginning.  Many thanks to Dmitry for being persistent and pointing
 out how wrong I was about this all along :)
 
 Patches for the new uevents are already in the systemd tree, if people
 want to play around with them.
 
 Otherwise just a number of other small api changes and updates here,
 nothing major.  All of these patches 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 'driver-core-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core update from Greg KH:
 "Here is the "big" driver core update for 4.14-rc1.

  It's really not all that big, the largest thing here being some
  firmware tests to help ensure that that crazy api is working properly.

  There's also a new uevent for when a driver is bound or unbound from a
  device, fixing a hole in the driver model that's been there since the
  very beginning. Many thanks to Dmitry for being persistent and
  pointing out how wrong I was about this all along :)

  Patches for the new uevents are already in the systemd tree, if people
  want to play around with them.

  Otherwise just a number of other small api changes and updates here,
  nothing major. All of these patches have been in linux-next for a
  while with no reported issues"

* tag 'driver-core-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (28 commits)
  driver core: bus: Fix a potential double free
  Do not disable driver and bus shutdown hook when class shutdown hook is set.
  base: topology: constify attribute_group structures.
  base: Convert to using %pOF instead of full_name
  kernfs: Clarify lockdep name for kn->count
  fbdev: uvesafb: remove DRIVER_ATTR() usage
  xen: xen-pciback: remove DRIVER_ATTR() usage
  driver core: Document struct device:dma_ops
  mod_devicetable: Remove excess description from structured comment
  test_firmware: add batched firmware tests
  firmware: enable a debug print for batched requests
  firmware: define pr_fmt
  firmware: send -EINTR on signal abort on fallback mechanism
  test_firmware: add test case for SIGCHLD on sync fallback
  initcall_debug: add deferred probe times
  Input: axp20x-pek - switch to using devm_device_add_group()
  Input: synaptics_rmi4 - use devm_device_add_group() for attributes in F01
  Input: gpio_keys - use devm_device_add_group() for attributes
  driver core: add devm_device_add_group() and friends
  driver core: add device_{add|remove}_group() helpers
  ...
2017-09-05 10:41:21 -07:00
Linus Torvalds
bf1d6b2c76 Staging/IIO driver updates for 4.14-rc1
Here is the big staging and IIO driver update for 4.14-rc1.
 
 Lots of staging driver fixes and cleanups, including some reorginizing
 of the lustre header files to try to impose some sanity on what is, and
 what is not, the uapi for that filesystem.
 
 There are some tty core changes in here as well, as the speakup drivers
 need them, and that's ok with me, they are sane and the speakup code is
 getting nicer because of it.
 
 There is also the addition of the obiligatory new wifi driver, just
 because it has been a release or two since we added our last one...
 
 Other than that, lots and lots of small coding style fixes, as usual.
 
 All of these 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-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging/IIO driver updates from Greg KH:
 "Here is the big staging and IIO driver update for 4.14-rc1.

  Lots of staging driver fixes and cleanups, including some reorginizing
  of the lustre header files to try to impose some sanity on what is,
  and what is not, the uapi for that filesystem.

  There are some tty core changes in here as well, as the speakup
  drivers need them, and that's ok with me, they are sane and the
  speakup code is getting nicer because of it.

  There is also the addition of the obiligatory new wifi driver, just
  because it has been a release or two since we added our last one...

  Other than that, lots and lots of small coding style fixes, as usual.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'staging-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (612 commits)
  staging:rtl8188eu:core Fix remove unneccessary else block
  staging: typec: fusb302: make structure fusb302_psy_desc static
  staging: unisys: visorbus: make two functions static
  staging: fsl-dpaa2/eth: fix off-by-one FD ctrl bitmaks
  staging: r8822be: Simplify deinit_priv()
  staging: r8822be: Remove some dead code
  staging: vboxvideo: Use CONFIG_DRM_KMS_FB_HELPER to check for fbdefio availability
  staging:rtl8188eu Fix comparison to NULL
  staging: rts5208: rename mmc_ddr_tunning_rx_cmd to mmc_ddr_tuning_rx_cmd
  Staging: Pi433: style fix - tabs and spaces
  staging: pi433: fix spelling mistake: "preample" -> "preamble"
  staging:rtl8188eu:core Fix Code Indent
  staging: typec: fusb302: Export current-limit through a power_supply class dev
  staging: typec: fusb302: Add support for USB2 charger detection through extcon
  staging: typec: fusb302: Use client->irq as irq if set
  staging: typec: fusb302: Get max snk mv/ma/mw from device-properties
  staging: typec: fusb302: Set max supply voltage to 5V
  staging: typec: tcpm: Add get_current_limit tcpc_dev callback
  staging:rtl8188eu Use __func__ instead of function name
  staging: lustre: coding style fixes found by checkpatch.pl
  ...
2017-09-05 10:36:26 -07:00
Linus Torvalds
e63a94f12b TTY/Serial updates for 4.14-rc1
Here is the big tty/serial driver update for 4.14-rc1.
 
 Well, not all that big, just a number of small serial driver fixes, and
 a new serial driver.  Also in here are some much needed goldfish tty
 driver (emulator) fixes to try to get that codebase under control.
 
 All of these 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 'tty-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial updates from Greg KH:
 "Here is the big tty/serial driver update for 4.14-rc1.

  Well, not all that big, just a number of small serial driver fixes,
  and a new serial driver. Also in here are some much needed goldfish
  tty driver (emulator) fixes to try to get that codebase under control.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'tty-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (94 commits)
  tty: goldfish: Implement support for kernel 'earlycon' parameter
  tty: goldfish: Use streaming DMA for r/w operations on Ranchu platforms
  tty: goldfish: Refactor constants to better reflect their nature
  serial: 8250_port: Remove useless NULL checks
  earlycon: initialise baud field of earlycon device structure
  tty: hvcs: make ktermios const
  pty: show associative slave of ptmx in fdinfo
  tty: n_gsm: Add compat_ioctl
  tty: hvcs: constify vio_device_id
  tty: hvc_vio: constify vio_device_id
  tty: mips_ejtag_fdc: constify mips_cdmm_device_id
  Introduce 8250_men_mcb
  mcb: introduce mcb_get_resource()
  serial: imx: Avoid post-PIO cleanup if TX DMA is started
  tty: serial: imx: disable irq after suspend
  serial: 8250_uniphier: add suspend/resume support
  serial: 8250_uniphier: use CHAR register for canary to detect power-off
  serial: 8250_uniphier: fix serial port index in private data
  serial: 8250: of: Add new port type for MediaTek BTIF controller on MT7622/23 SoC
  dt-bindings: serial: 8250: Add MediaTek BTIF controller bindings
  ...
2017-09-05 10:30:48 -07:00
Linus Torvalds
1a3b85ea36 USB/PHY driver updates for 4.14-rc1
Here is the large USB and PHY driver update for 4.14-rc1.
 
 Not all that exciting, a few new PHY drivers, the usual mess of gadget
 driver updates and fixes, and of course, xhci updates to try to tame
 that beast.
 
 A number of usb-serial updates and other small fixes all over the USB
 driver tree are in here as well.  Full details are in the shortlog.
 
 All of these 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 'usb-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB/PHY driver updates from Greg KH:
 "Here is the large USB and PHY driver update for 4.14-rc1.

  Not all that exciting, a few new PHY drivers, the usual mess of gadget
  driver updates and fixes, and of course, xhci updates to try to tame
  that beast.

  A number of usb-serial updates and other small fixes all over the USB
  driver tree are in here as well. Full details are in the shortlog.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'usb-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (171 commits)
  usbip: vhci-hcd: make vhci_hc_driver const
  usb: phy: Avoid unchecked dereference warning
  usb: imx21-hcd: make imx21_hc_driver const
  usb: host: make ehci_fsl_overrides const and __initconst
  dt-bindings: mt8173-mtu3: add generic compatible and rename file
  dt-bindings: mt8173-xhci: add generic compatible and rename file
  usb: xhci-mtk: add generic compatible string
  usbip: auto retry for concurrent attach
  USB: serial: option: simplify 3 D-Link device entries
  USB: serial: option: add support for D-Link DWM-157 C1
  usb: core: usbport: fix "BUG: key not in .data" when lockdep is enabled
  usb: chipidea: usb2: check memory allocation failure
  usb: Add device quirk for Logitech HD Pro Webcam C920-C
  usb: misc: lvstest: add entry to place port in compliance mode
  usb: xhci: Support enabling of compliance mode for xhci 1.1
  usb:xhci:Fix regression when ATI chipsets detected
  usb: quirks: add delay init quirk for Corsair Strafe RGB keyboard
  usb: gadget: make snd_pcm_hardware const
  usb: common: use of_property_read_bool()
  USB: core: constify vm_operations_struct
  ...
2017-09-05 10:26:01 -07:00
Linus Torvalds
04759194dc arm64 updates for 4.14:
- VMAP_STACK support, allowing the kernel stacks to be allocated in
   the vmalloc space with a guard page for trapping stack overflows. One
   of the patches introduces THREAD_ALIGN and changes the generic
   alloc_thread_stack_node() to use this instead of THREAD_SIZE (no
   functional change for other architectures)
 
 - Contiguous PTE hugetlb support re-enabled (after being reverted a
   couple of times). We now have the semantics agreed in the generic mm
   layer together with API improvements so that the architecture code can
   detect between contiguous and non-contiguous huge PTEs
 
 - Initial support for persistent memory on ARM: DC CVAP instruction
   exposed to user space (HWCAP) and the in-kernel pmem API implemented
 
 - raid6 improvements for arm64: faster algorithm for the delta syndrome
   and implementation of the recovery routines using Neon
 
 - FP/SIMD refactoring and removal of support for Neon in interrupt
   context. This is in preparation for full SVE support
 
 - PTE accessors converted from inline asm to cmpxchg so that we can
   use LSE atomics if available (ARMv8.1)
 
 - Perf support for Cortex-A35 and A73
 
 - Non-urgent fixes and cleanups
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Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 updates from Catalin Marinas:

 - VMAP_STACK support, allowing the kernel stacks to be allocated in the
   vmalloc space with a guard page for trapping stack overflows. One of
   the patches introduces THREAD_ALIGN and changes the generic
   alloc_thread_stack_node() to use this instead of THREAD_SIZE (no
   functional change for other architectures)

 - Contiguous PTE hugetlb support re-enabled (after being reverted a
   couple of times). We now have the semantics agreed in the generic mm
   layer together with API improvements so that the architecture code
   can detect between contiguous and non-contiguous huge PTEs

 - Initial support for persistent memory on ARM: DC CVAP instruction
   exposed to user space (HWCAP) and the in-kernel pmem API implemented

 - raid6 improvements for arm64: faster algorithm for the delta syndrome
   and implementation of the recovery routines using Neon

 - FP/SIMD refactoring and removal of support for Neon in interrupt
   context. This is in preparation for full SVE support

 - PTE accessors converted from inline asm to cmpxchg so that we can use
   LSE atomics if available (ARMv8.1)

 - Perf support for Cortex-A35 and A73

 - Non-urgent fixes and cleanups

* tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (75 commits)
  arm64: cleanup {COMPAT_,}SET_PERSONALITY() macro
  arm64: introduce separated bits for mm_context_t flags
  arm64: hugetlb: Cleanup setup_hugepagesz
  arm64: Re-enable support for contiguous hugepages
  arm64: hugetlb: Override set_huge_swap_pte_at() to support contiguous hugepages
  arm64: hugetlb: Override huge_pte_clear() to support contiguous hugepages
  arm64: hugetlb: Handle swap entries in huge_pte_offset() for contiguous hugepages
  arm64: hugetlb: Add break-before-make logic for contiguous entries
  arm64: hugetlb: Spring clean huge pte accessors
  arm64: hugetlb: Introduce pte_pgprot helper
  arm64: hugetlb: set_huge_pte_at Add WARN_ON on !pte_present
  arm64: kexec: have own crash_smp_send_stop() for crash dump for nonpanic cores
  arm64: dma-mapping: Mark atomic_pool as __ro_after_init
  arm64: dma-mapping: Do not pass data to gen_pool_set_algo()
  arm64: Remove the !CONFIG_ARM64_HW_AFDBM alternative code paths
  arm64: Ignore hardware dirty bit updates in ptep_set_wrprotect()
  arm64: Move PTE_RDONLY bit handling out of set_pte_at()
  kvm: arm64: Convert kvm_set_s2pte_readonly() from inline asm to cmpxchg()
  arm64: Convert pte handling from inline asm to using (cmp)xchg
  arm64: neon/efi: Make EFI fpsimd save/restore variables static
  ...
2017-09-05 09:53:37 -07:00
Linus Torvalds
9e85ae6af6 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 updates from Martin Schwidefsky:
 "The first part of the s390 updates for 4.14:

   - Add machine type 0x3906 for IBM z14

   - Add IBM z14 TLB flushing improvements for KVM guests

   - Exploit the TOD clock epoch extension to provide a continuous TOD
     clock afer 2042/09/17

   - Add NIAI spinlock hints for IBM z14

   - Rework the vmcp driver and use CMA for the respone buffer of z/VM
     CP commands

   - Drop some s390 specific asm headers and use the generic version

   - Add block discard for DASD-FBA devices under z/VM

   - Add average request times to DASD statistics

   - A few of those constify patches which seem to be in vogue right now

   - Cleanup and bug fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: (50 commits)
  s390/mm: avoid empty zero pages for KVM guests to avoid postcopy hangs
  s390/dasd: Add discard support for FBA devices
  s390/zcrypt: make CPRBX const
  s390/uaccess: avoid mvcos jump label
  s390/mm: use generic mm_hooks
  s390/facilities: fix typo
  s390/vmcp: simplify vmcp_response_free()
  s390/topology: Remove the unused parent_node() macro
  s390/dasd: Change unsigned long long to unsigned long
  s390/smp: convert cpuhp_setup_state() return code to zero on success
  s390: fix 'novx' early parameter handling
  s390/dasd: add average request times to dasd statistics
  s390/scm: use common completion path
  s390/pci: log changes to uid checking
  s390/vmcp: simplify vmcp_ioctl()
  s390/vmcp: return -ENOTTY for unknown ioctl commands
  s390/vmcp: split vmcp header file and move to uapi
  s390/vmcp: make use of contiguous memory allocator
  s390/cpcmd,vmcp: avoid GFP_DMA allocations
  s390/vmcp: fix uaccess check and avoid undefined behavior
  ...
2017-09-05 09:45:46 -07:00
Linus Torvalds
6caffe21dd Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mattst88/alpha
Pull alpha updates from Matt Turner:
 "This contains some small clean up patches I've neglected, and some
  build improvements from Ben Hutchings"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mattst88/alpha:
  alpha: math-emu: Fix modular build
  alpha: Restore symbol versions for symbols exported from assembly
  alpha: defconfig: Cleanup from old Kconfig options
  alpha: use kobj_to_dev()
  alpha: squash lines for immediate return
  alpha: kernel: Use vma_pages()
  alpha: silence a buffer overflow warning
  alpha: marvel: make use of raw_spinlock variants
  alpha: cleanup: remove __NR_sys_epoll_*, leave __NR_epoll_*
  alpha: use generic fb.h
2017-09-05 09:41:38 -07:00
Linus Torvalds
f32c9e059e Merge branch 'parisc-4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull parisc updates from Helge Deller:
 "Major changes include:

   - Full support of the firmware Page Deallocation Table with
     MADV_HWPOISON and MADV_SOFT_OFFLINE. A kernel thread scans
     regularily for new bad memory pages.

   - Full support for self-extracting kernel.

   - Added UBSAN support.

   - Lots of section mismatch fixes across all parisc drivers.

   - Added examples for %pF and %pS usage in printk-formats.txt"

* 'parisc-4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: (28 commits)
  printk-formats.txt: Add examples for %pF and %pS usage
  parisc: Fix up devices below a PCI-PCI MegaRAID controller bridge
  parisc/core: Fix section mismatches
  parisc/ipmi_si_intf: Fix section mismatches on parisc platform
  parisc/input/hilkbd: Fix section mismatches
  parisc/net/lasi_82596: Fix section mismatches
  parisc/serio: Fix section mismatches in gscps2 and hp_sdc drivers
  parisc: Fix section mismatches in parisc core drivers
  parisc/parport_gsc: Fix section mismatches
  parisc/scsi/lasi700: Fix section mismatches
  parisc/scsi/zalon: Fix section mismatches
  parisc/8250_gsc: Fix section mismatches
  parisc/mux: Fix section mismatches
  parisc/sticore: Fix section mismatches
  parisc/harmony: Fix section mismatches
  parisc: Wire up support for self-extracting kernel
  parisc: Make existing core files reuseable for bootloader
  parisc: Add core code for self-extracting kernel
  parisc: Enable UBSAN support
  parisc/random: Add machine specific randomness
  ...
2017-09-05 09:37:11 -07:00
Linus Torvalds
d1ce495676 m68k updates for 4.14
- Restore symbol versions for symbols exported from assembly,
   - Defconfig updates,
   - Mac fixes.
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Merge tag 'm68k-for-v4.14-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k

Pull m68k updates from Geert Uytterhoeven:

  - restore symbol versions for symbols exported from assembly

  - defconfig updates

  - Mac fixes

* tag 'm68k-for-v4.14-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
  m68k/mac: Avoid soft-lockup warning after mach_power_off
  m68k/mac: Don't hang waiting for Cuda power-down command
  m68k: Restore symbol versions for symbols exported from assembly
  m68k/defconfig: Update defconfigs for v4.13-rc1
2017-09-05 09:34:49 -07:00
Jiri Kosina
de6c5070ad Merge branch 'for-4.14/wacom' into for-linus
- name generation improvement for Wacom devices from Jason Gerecke
- Kconfig dependency fix for Wacom driver from Arnd Bergmann
2017-09-05 11:14:10 +02:00
Jiri Kosina
5c891d5e09 Merge branch 'for-4.14/upstream' into for-linus
- usb_device_id and snd_rawmidi_ops constifications from Julia Lawall
  and Arvind Yadav
2017-09-05 11:13:17 +02:00
Jiri Kosina
38e50c9ba8 Merge branch 'for-4.14/multitouch' into for-linus
- support for media keys on Asus T304UA from João Paulo Rechi Vita
- support for Microsoft Win8 Wireless Radio Controls extensions
  from João Paulo Rechi Vita

Conflicts:
	drivers/hid/hid-ids.h

Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2017-09-05 11:11:52 +02:00
Jiri Kosina
d29ed11bb7 Merge branch 'for-4.14/ish' into for-linus
- bring consistency into logical minimum numbering in sensor-hub
  driver, from Srinivas Pandruvada
2017-09-05 11:10:13 +02:00
Jiri Kosina
2682b89236 Merge branch 'for-4.14/driver-lock-removal' into for-linus
- Arnd pointed out that driver_lock semaphore is superfluous, as
  driver core already provides all the necessary concurency protection.
  Removal patch from Binoy Jayan
2017-09-05 11:08:52 +02:00
Jiri Kosina
aaf4f13c45 Merge branch 'for-4.14/constify-attribute_group' into for-linus
- struct attribute_group constification from Arvind Yadav
2017-09-05 11:08:13 +02:00
Jiri Kosina
b11918bdbe Merge branch 'for-4.14/battery' into for-linus
- support for batteries driven by HID input reports, from Dmitry Torokhov
2017-09-05 11:07:05 +02:00
Jiri Kosina
d3c7ad2432 Merge branch 'for-4.14/asus' into for-linus
- T100 touchpad support from Hans de Goede
2017-09-05 11:05:28 +02:00
Jiri Kosina
d487bb6ef1 Merge branch 'for-4.13/upstream-fixes' into for-linus
- WACOM_HID_WD_TOUCHRINGSTATUS usage mapping fix in Wacom driver
  from Jason Gerecke
- new Logitech device ID quirk from Kyle Roarty
2017-09-05 11:03:59 +02:00
Linus Torvalds
24e700e291 Merge branch 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 apic updates from Thomas Gleixner:
 "This update provides:

   - Cleanup of the IDT management including the removal of the extra
     tracing IDT. A first step to cleanup the vector management code.

   - The removal of the paravirt op adjust_exception_frame. This is a
     XEN specific issue, but merged through this branch to avoid nasty
     merge collisions

   - Prevent dmesg spam about the TSC DEADLINE bug, when the CPU has
     disabled the TSC DEADLINE timer in CPUID.

   - Adjust a debug message in the ioapic code to print out the
     information correctly"

* 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (51 commits)
  x86/idt: Fix the X86_TRAP_BP gate
  x86/xen: Get rid of paravirt op adjust_exception_frame
  x86/eisa: Add missing include
  x86/idt: Remove superfluous ALIGNment
  x86/apic: Silence "FW_BUG TSC_DEADLINE disabled due to Errata" on CPUs without the feature
  x86/idt: Remove the tracing IDT leftovers
  x86/idt: Hide set_intr_gate()
  x86/idt: Simplify alloc_intr_gate()
  x86/idt: Deinline setup functions
  x86/idt: Remove unused functions/inlines
  x86/idt: Move interrupt gate initialization to IDT code
  x86/idt: Move APIC gate initialization to tables
  x86/idt: Move regular trap init to tables
  x86/idt: Move IST stack based traps to table init
  x86/idt: Move debug stack init to table based
  x86/idt: Switch early trap init to IDT tables
  x86/idt: Prepare for table based init
  x86/idt: Move early IDT setup out of 32-bit asm
  x86/idt: Move early IDT handler setup to IDT code
  x86/idt: Consolidate IDT invalidation
  ...
2017-09-04 17:43:56 -07:00
Linus Torvalds
f57091767a Merge branch 'x86-cache-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 cache quality monitoring update from Thomas Gleixner:
 "This update provides a complete rewrite of the Cache Quality
  Monitoring (CQM) facility.

  The existing CQM support was duct taped into perf with a lot of issues
  and the attempts to fix those turned out to be incomplete and
  horrible.

  After lengthy discussions it was decided to integrate the CQM support
  into the Resource Director Technology (RDT) facility, which is the
  obvious choise as in hardware CQM is part of RDT. This allowed to add
  Memory Bandwidth Monitoring support on top.

  As a result the mechanisms for allocating cache/memory bandwidth and
  the corresponding monitoring mechanisms are integrated into a single
  management facility with a consistent user interface"

* 'x86-cache-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (37 commits)
  x86/intel_rdt: Turn off most RDT features on Skylake
  x86/intel_rdt: Add command line options for resource director technology
  x86/intel_rdt: Move special case code for Haswell to a quirk function
  x86/intel_rdt: Remove redundant ternary operator on return
  x86/intel_rdt/cqm: Improve limbo list processing
  x86/intel_rdt/mbm: Fix MBM overflow handler during CPU hotplug
  x86/intel_rdt: Modify the intel_pqr_state for better performance
  x86/intel_rdt/cqm: Clear the default RMID during hotcpu
  x86/intel_rdt: Show bitmask of shareable resource with other executing units
  x86/intel_rdt/mbm: Handle counter overflow
  x86/intel_rdt/mbm: Add mbm counter initialization
  x86/intel_rdt/mbm: Basic counting of MBM events (total and local)
  x86/intel_rdt/cqm: Add CPU hotplug support
  x86/intel_rdt/cqm: Add sched_in support
  x86/intel_rdt: Introduce rdt_enable_key for scheduling
  x86/intel_rdt/cqm: Add mount,umount support
  x86/intel_rdt/cqm: Add rmdir support
  x86/intel_rdt: Separate the ctrl bits from rmdir
  x86/intel_rdt/cqm: Add mon_data
  x86/intel_rdt: Prepare for RDT monitor data support
  ...
2017-09-04 13:56:37 -07:00
Linus Torvalds
d725c7ac8b Merge branch 'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull CPU hotplug fix from Thomas Gleixner:
 "A single fix to handle the removal of the first dynamic CPU hotplug
  state correctly"

* 'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  smp/hotplug: Handle removal correctly in cpuhp_store_callbacks()
2017-09-04 13:53:53 -07:00
Linus Torvalds
93cc1228b4 Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq updates from Thomas Gleixner:
 "The interrupt subsystem delivers this time:

   - Refactoring of the GIC-V3 driver to prepare for the GIC-V4 support

   - Initial GIC-V4 support

   - Consolidation of the FSL MSI support

   - Utilize the effective affinity interface in various ARM irqchip
     drivers

   - Yet another interrupt chip driver (UniPhier AIDET)

   - Bulk conversion of the irq chip driver to use %pOF

   - The usual small fixes and improvements all over the place"

* 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (77 commits)
  irqchip/ls-scfg-msi: Add MSI affinity support
  irqchip/ls-scfg-msi: Add LS1043a v1.1 MSI support
  irqchip/ls-scfg-msi: Add LS1046a MSI support
  arm64: dts: ls1046a: Add MSI dts node
  arm64: dts: ls1043a: Share all MSIs
  arm: dts: ls1021a: Share all MSIs
  arm64: dts: ls1043a: Fix typo of MSI compatible string
  arm: dts: ls1021a: Fix typo of MSI compatible string
  irqchip/ls-scfg-msi: Fix typo of MSI compatible strings
  irqchip/irq-bcm7120-l2: Use correct I/O accessors for irq_fwd_mask
  irqchip/mmp: Make mmp_intc_conf const
  irqchip/gic: Make irq_chip const
  irqchip/gic-v3: Advertise GICv4 support to KVM
  irqchip/gic-v4: Enable low-level GICv4 operations
  irqchip/gic-v4: Add some basic documentation
  irqchip/gic-v4: Add VLPI configuration interface
  irqchip/gic-v4: Add VPE command interface
  irqchip/gic-v4: Add per-VM VPE domain creation
  irqchip/gic-v3-its: Set implementation defined bit to enable VLPIs
  irqchip/gic-v3-its: Allow doorbell interrupts to be injected/cleared
  ...
2017-09-04 13:08:27 -07:00
Linus Torvalds
dd90cccffc Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fixes from Thomas Gleixner:
 "A rather small update for the time(r) subsystem:

   - A new clocksource driver IMX-TPM

   - Minor fixes to the alarmtimer facility

   - Device tree cleanups for Renesas drivers

   - A new kselftest and fixes for the timer related tests

   - Conversion of the clocksource drivers to use %pOF

   - Use the proper helpers to access rlimits in the posix-cpu-timer
     code"

* 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  alarmtimer: Ensure RTC module is not unloaded
  clocksource: Convert to using %pOF instead of full_name
  clocksource/drivers/bcm2835: Remove message for a memory allocation failure
  devicetree: bindings: Remove deprecated properties
  devicetree: bindings: Remove unused 32-bit CMT bindings
  devicetree: bindings: Deprecate property, update example
  devicetree: bindings: r8a73a4 and R-Car Gen2 CMT bindings
  devicetree: bindings: R-Car Gen2 CMT0 and CMT1 bindings
  devicetree: bindings: Remove sh7372 CMT binding
  clocksource/drivers/imx-tpm: Add imx tpm timer support
  dt-bindings: timer: Add nxp tpm timer binding doc
  posix-cpu-timers: Use dedicated helper to access rlimit values
  alarmtimer: Fix unavailable wake-up source in sysfs
  timekeeping: Use proper timekeeper for debug code
  kselftests: timers: set-timer-lat: Add one-shot timer test cases
  kselftests: timers: set-timer-lat: Tweak reporting when timer fires early
  kselftests: timers: freq-step: Fix build warning
  kselftests: timers: freq-step: Define ADJ_SETOFFSET if device has older kernel headers
2017-09-04 13:06:34 -07:00
Linus Torvalds
b1b6f83ac9 Merge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 mm changes from Ingo Molnar:
 "PCID support, 5-level paging support, Secure Memory Encryption support

  The main changes in this cycle are support for three new, complex
  hardware features of x86 CPUs:

   - Add 5-level paging support, which is a new hardware feature on
     upcoming Intel CPUs allowing up to 128 PB of virtual address space
     and 4 PB of physical RAM space - a 512-fold increase over the old
     limits. (Supercomputers of the future forecasting hurricanes on an
     ever warming planet can certainly make good use of more RAM.)

     Many of the necessary changes went upstream in previous cycles,
     v4.14 is the first kernel that can enable 5-level paging.

     This feature is activated via CONFIG_X86_5LEVEL=y - disabled by
     default.

     (By Kirill A. Shutemov)

   - Add 'encrypted memory' support, which is a new hardware feature on
     upcoming AMD CPUs ('Secure Memory Encryption', SME) allowing system
     RAM to be encrypted and decrypted (mostly) transparently by the
     CPU, with a little help from the kernel to transition to/from
     encrypted RAM. Such RAM should be more secure against various
     attacks like RAM access via the memory bus and should make the
     radio signature of memory bus traffic harder to intercept (and
     decrypt) as well.

     This feature is activated via CONFIG_AMD_MEM_ENCRYPT=y - disabled
     by default.

     (By Tom Lendacky)

   - Enable PCID optimized TLB flushing on newer Intel CPUs: PCID is a
     hardware feature that attaches an address space tag to TLB entries
     and thus allows to skip TLB flushing in many cases, even if we
     switch mm's.

     (By Andy Lutomirski)

  All three of these features were in the works for a long time, and
  it's coincidence of the three independent development paths that they
  are all enabled in v4.14 at once"

* 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (65 commits)
  x86/mm: Enable RCU based page table freeing (CONFIG_HAVE_RCU_TABLE_FREE=y)
  x86/mm: Use pr_cont() in dump_pagetable()
  x86/mm: Fix SME encryption stack ptr handling
  kvm/x86: Avoid clearing the C-bit in rsvd_bits()
  x86/CPU: Align CR3 defines
  x86/mm, mm/hwpoison: Clear PRESENT bit for kernel 1:1 mappings of poison pages
  acpi, x86/mm: Remove encryption mask from ACPI page protection type
  x86/mm, kexec: Fix memory corruption with SME on successive kexecs
  x86/mm/pkeys: Fix typo in Documentation/x86/protection-keys.txt
  x86/mm/dump_pagetables: Speed up page tables dump for CONFIG_KASAN=y
  x86/mm: Implement PCID based optimization: try to preserve old TLB entries using PCID
  x86: Enable 5-level paging support via CONFIG_X86_5LEVEL=y
  x86/mm: Allow userspace have mappings above 47-bit
  x86/mm: Prepare to expose larger address space to userspace
  x86/mpx: Do not allow MPX if we have mappings above 47-bit
  x86/mm: Rename tasksize_32bit/64bit to task_size_32bit/64bit()
  x86/xen: Redefine XEN_ELFNOTE_INIT_P2M using PUD_SIZE * PTRS_PER_PUD
  x86/mm/dump_pagetables: Fix printout of p4d level
  x86/mm/dump_pagetables: Generalize address normalization
  x86/boot: Fix memremap() related build failure
  ...
2017-09-04 12:21:28 -07:00
Ben Hutchings
d9e3cb2f9e alpha: math-emu: Fix modular build
Commit 00fc0e0dda ("alpha: move exports to actual definitions") also
removed the exports of the math emulator hooks, which are defined in C
code.  In case anyone cares about the option of CONFIG_MATHEMU=m, add
exports next to those definitions.  Also add a MODULE_LICENSE.

Fixes: 00fc0e0dda ("alpha: move exports to actual definitions")
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:34 -07:00
Ben Hutchings
873f9b5bcb alpha: Restore symbol versions for symbols exported from assembly
Add <asm/asm-prototypes.h> so that genksyms knows the types of
these symbols and can generate CRCs for them.

Fixes: 00fc0e0dda ("alpha: move exports to actual definitions")
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:34 -07:00
Krzysztof Kozlowski
81f166c225 alpha: defconfig: Cleanup from old Kconfig options
Remove old, dead Kconfig options (in order appearing in this commit):
 - IP_NF_QUEUE: commit 3dd6664fac ("netfilter: remove unused "config
   IP_NF_QUEUE"");
 - AUTOFS_FS: commit 561c5cf923 ("staging: Remove autofs3");

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:33 -07:00
Geliang Tang
8c9b839c0b alpha: use kobj_to_dev()
Use kobj_to_dev() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:33 -07:00
Masahiro Yamada
203308a5d1 alpha: squash lines for immediate return
Remove unneeded variables and assignments.

While we are here, fix the coding style of SMC37c669_read_config():
  - replace whitespaces at the start of lines with tabs
  - remove unneeded whitespaces around parentheses

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:32 -07:00
Shyam Saini
236d62b03a alpha: kernel: Use vma_pages()
Replace explicit computation of vma page count by a call to
vma_pages()

Signed-off-by: Shyam Saini <mayhs11saini@gmail.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:32 -07:00
Dan Carpenter
03e1f04414 alpha: silence a buffer overflow warning
We check that "member" is in bounds for the first line, but we also use
it on the next line without checking which is a mistake.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:32 -07:00
Julia Cartwright
b5a3a128b4 alpha: marvel: make use of raw_spinlock variants
The alpha/marvel code currently implements an irq_chip for handling
interrupts; due to how irq_chip handling is done, it's necessary for the
irq_chip methods to be invoked from hardirq context, even on a a
real-time kernel.  Because the spinlock_t type becomes a "sleeping"
spinlock w/ RT kernels, it is not suitable to be used with irq_chips.

A quick audit of the operations under the lock reveal that they do only
minimal, bounded work, and are therefore safe to do under a raw spinlock.

Signed-off-by: Julia Cartwright <julia@ni.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:31 -07:00
Sergei Trofimovich
beb1057feb alpha: cleanup: remove __NR_sys_epoll_*, leave __NR_epoll_*
__NR_sys_epoll_create and friends are alpha-specific
while __NR_epoll_create is a generic name for other
arches.

Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: linux-alpha@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:31 -07:00
Tobias Klauser
1c0234aac8 alpha: use generic fb.h
The arch uses a verbatim copy of the asm-generic version and does not
add any own implemntations to the header, so use asm-generic/fb.h
instead of duplicating code.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Matt Turner <mattst88@gmail.com>
2017-09-04 12:04:30 -07:00
Linus Torvalds
5f82e71a00 Merge branch 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull locking updates from Ingo Molnar:

 - Add 'cross-release' support to lockdep, which allows APIs like
   completions, where it's not the 'owner' who releases the lock, to be
   tracked. It's all activated automatically under
   CONFIG_PROVE_LOCKING=y.

 - Clean up (restructure) the x86 atomics op implementation to be more
   readable, in preparation of KASAN annotations. (Dmitry Vyukov)

 - Fix static keys (Paolo Bonzini)

 - Add killable versions of down_read() et al (Kirill Tkhai)

 - Rework and fix jump_label locking (Marc Zyngier, Paolo Bonzini)

 - Rework (and fix) tlb_flush_pending() barriers (Peter Zijlstra)

 - Remove smp_mb__before_spinlock() and convert its usages, introduce
   smp_mb__after_spinlock() (Peter Zijlstra)

* 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (56 commits)
  locking/lockdep/selftests: Fix mixed read-write ABBA tests
  sched/completion: Avoid unnecessary stack allocation for COMPLETION_INITIALIZER_ONSTACK()
  acpi/nfit: Fix COMPLETION_INITIALIZER_ONSTACK() abuse
  locking/pvqspinlock: Relax cmpxchg's to improve performance on some architectures
  smp: Avoid using two cache lines for struct call_single_data
  locking/lockdep: Untangle xhlock history save/restore from task independence
  locking/refcounts, x86/asm: Disable CONFIG_ARCH_HAS_REFCOUNT for the time being
  futex: Remove duplicated code and fix undefined behaviour
  Documentation/locking/atomic: Finish the document...
  locking/lockdep: Fix workqueue crossrelease annotation
  workqueue/lockdep: 'Fix' flush_work() annotation
  locking/lockdep/selftests: Add mixed read-write ABBA tests
  mm, locking/barriers: Clarify tlb_flush_pending() barriers
  locking/lockdep: Make CONFIG_LOCKDEP_CROSSRELEASE and CONFIG_LOCKDEP_COMPLETIONS truly non-interactive
  locking/lockdep: Explicitly initialize wq_barrier::done::map
  locking/lockdep: Rename CONFIG_LOCKDEP_COMPLETE to CONFIG_LOCKDEP_COMPLETIONS
  locking/lockdep: Reword title of LOCKDEP_CROSSRELEASE config
  locking/lockdep: Make CONFIG_LOCKDEP_CROSSRELEASE part of CONFIG_PROVE_LOCKING
  locking/refcounts, x86/asm: Implement fast refcount overflow protection
  locking/lockdep: Fix the rollback and overwrite detection logic in crossrelease
  ...
2017-09-04 11:52:29 -07:00
Linus Torvalds
6c51e67b64 Merge branch 'x86-syscall-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull syscall updates from Ingo Molnar:
 "Improve the security of set_fs(): we now check the address limit on a
  number of key platforms (x86, arm, arm64) before returning to
  user-space - without adding overhead to the typical system call fast
  path"

* 'x86-syscall-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  arm64/syscalls: Check address limit on user-mode return
  arm/syscalls: Check address limit on user-mode return
  x86/syscalls: Check address limit on user-mode return
2017-09-04 11:18:17 -07:00
Linus Torvalds
e0a195b522 Merge branch 'x86-spinlocks-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 spinlock update from Ingo Molnar:
 "Convert an NMI lock to raw"

[ Clarification: it's not that the lock itself is NMI-safe, it's about
  NMI registration called from RT contexts  - Linus ]

* 'x86-spinlocks-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/nmi: Use raw lock
2017-09-04 11:13:56 -07:00
Linus Torvalds
0098410dd6 Merge branch 'x86-microcode-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 microcode loading updates from Ingo Molnar:
 "Update documentation, improve robustness and fix a memory leak"

* 'x86-microcode-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/microcode/intel: Improve microcode patches saving flow
  x86/microcode: Document the three loading methods
  x86/microcode/AMD: Free unneeded patch before exit from update_cache()
2017-09-04 11:11:57 -07:00