Commit Graph

42641 Commits

Author SHA1 Message Date
Linus Torvalds
3265568db8 Merge branch 'i2c/for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c updates from Wolfram Sang:
 "I2C has mostly driver updates this time.

  The few noteworthy changes are: the core has now support for analog
  and digital filters with at91 being the first user, a core addition to
  replace the NULL returning i2c_new_probed_device() with an ERR_PTR
  variant, and the pxa driver has finally being moved to use the generic
  I2C slave interface. We have quite a significant number of reviews per
  patch this time, so thank you to all involved!"

* 'i2c/for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (37 commits)
  video: fbdev: matrox: convert to i2c_new_scanned_device
  i2c: icy: convert to i2c_new_scanned_device
  i2c: replace i2c_new_probed_device with an ERR_PTR variant
  i2c: Fix Kconfig indentation
  i2c: smbus: Don't filter out duplicate alerts
  i2c: i801: Correct Intel Jasper Lake SOC naming
  i2c: i2c-stm32f7: fix 10-bits check in slave free id search loop
  i2c: iproc: Add i2c repeated start capability
  i2c: remove helpers for ref-counting clients
  i2c: tegra: Use dma_request_chan() directly for channel request
  i2c: sh_mobile: Use dma_request_chan() directly for channel request
  i2c: qup: Use dma_request_chan() directly for channel request
  i2c: at91: Use dma_request_chan() directly for channel request
  i2c: rcar: Remove superfluous call to clk_get_rate()
  i2c: pxa: remove unused i2c-slave APIs
  i2c: pxa: migrate to new i2c_slave APIs
  i2c: cros-ec-tunnel: Make the device acpi compatible
  i2c: stm32f7: report dma error during probe
  i2c: icy: no need to populate address for scanned device
  i2c: xiic: Fix kerneldoc warnings
  ...
2019-12-01 18:29:36 -08:00
Linus Torvalds
67b8ed29e0 platform-drivers-x86 for v5.5-1
* New bootctl driver for Mellanox BlueField SoC.
 
 * New driver to support System76 laptops.
 
 * Temperature monitoring and fan control on Acer Aspire 7551
   is now supported.
 
 * Previously the Huawei driver handled only hotkeys.
   After the conversion to WMI it has been expanded
   to support newer laptop models.
 
 * Big refactoring of intel-speed-select tools allows to
   use it on Intel CascadeLake-N systems.
 
 * Touchscreen support for ezpad 6 m4 and
   Schneider SCT101CTM tablets
 
 * Miscellaneous clean ups and fixes here and there.
 
 The following is an automated git shortlog grouped by driver:
 
 acerhdf:
  -  Add support for Acer Aspire 7551
  -  Rename Peter Feuerer to Peter Kaestle
 
 Add System76 ACPI driver:
  - Add System76 ACPI driver
 
 asus-laptop:
  -  switch to using polled mode of input devices
 
 classmate-laptop:
  -  remove unused variable
 
 dell-laptop:
  -  disable kbd backlight on Inspiron 10xx
 
 hdaps:
  -  switch to using polled mode of input devices
 
 hp-wmi:
  -  Fix ACPI errors caused by passing 0 as input size
  -  Fix ACPI errors caused by too small buffer
 
 huawei-wmi:
  -  Remove unnecessary battery mutex
  -  No need to check for battery name
  -  Stricter battery thresholds set
  -  Fix a precision vs width printf bug
  -  Avoid use of global variable when possible
  -  No need to keep pointer to platform device
  -  Don't leak memory on the exit
  -  huawei_wmi can be static
  -  Add debugfs support
  -  Add fn-lock support
  -  Add battery charging thresholds
  -  Implement huawei wmi management
  -  Add quirks and module parameters
  -  Move to platform driver
 
 i2c-multi-instantiate:
  -  Fail the probe if no IRQ provided
 
 intel_cht_int33fe:
  -  Split code to Micro-B and Type-C
 
 intel_int0002_vgpio:
  -  Pass irqchip when adding gpiochip
 
 intel_pmc_core:
  -  Add Comet Lake (CML) platform support to intel_pmc_core driver
  -  Fix the SoC naming inconsistency
 
 intel_punit_ipc:
  -  Drop useless label
  -  use devm_platform_ioremap_resource() to simplify code
  -  Avoid error message when retrieving IRQ
 
 peaq-wmi:
  -  switch to using polled mode of input devices
 
 platform/mellanox:
  -  Fix Kconfig indentation
  -  Add bootctl driver for Mellanox BlueField Soc
 
 tools/power/x86/intel-speed-select:
  -  Display TRL buckets for just base config level
  -  Ignore missing config level
  -  Increment version
  -  Use core count for base-freq mask
  -  Support platform with limited Intel(R) Speed Select
  -  Use Frequency weight for CLOS
  -  Make CLOS frequency in MHz
  -  Use mailbox for CLOS_PM_QOS_CONFIG
  -  Auto mode for CLX
  -  Correct CLX-N frequency units
  -  Change display of "avx" to "avx2"
  -  Extend command set for perf-profile
  -  Implement base-freq commands on CascadeLake-N
  -  Implement 'perf-profile info' on CascadeLake-N
  -  Implement CascadeLake-N help and command functions structures
  -  Add check for CascadeLake-N models
  -  Make process_command generic
  -  Add int argument to command functions
  -  Refuse to disable core-power when getting used
  -  Turbo-freq feature auto mode
  -  Base-freq feature auto mode
  -  Remove warning for unused result
 
 toshiba_acpi:
  -  do not select INPUT_POLLDEV
 
 touchscreen_dmi:
  -  Add info for the ezpad 6 m4 tablet
  -  Add touchscreen platform data for the Schneider SCT101CTM tablet
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Merge tag 'platform-drivers-x86-v5.5-1' of git://git.infradead.org/linux-platform-drivers-x86

Pull x86 platform driver updates from Andy Shevchenko:

 - New bootctl driver for Mellanox BlueField SoC.

 - New driver to support System76 laptops.

 - Temperature monitoring and fan control on Acer Aspire 7551 is now
   supported.

 - Previously the Huawei driver handled only hotkeys. After the
   conversion to WMI it has been expanded to support newer laptop
   models.

 - Big refactoring of intel-speed-select tools allows to use it on Intel
   CascadeLake-N systems.

 - Touchscreen support for ezpad 6 m4 and Schneider SCT101CTM tablets

 - Miscellaneous clean ups and fixes here and there.

* tag 'platform-drivers-x86-v5.5-1' of git://git.infradead.org/linux-platform-drivers-x86: (59 commits)
  platform/x86: hp-wmi: Fix ACPI errors caused by passing 0 as input size
  platform/x86: hp-wmi: Fix ACPI errors caused by too small buffer
  platform/x86: intel_pmc_core: Add Comet Lake (CML) platform support to intel_pmc_core driver
  platform/x86: intel_pmc_core: Fix the SoC naming inconsistency
  platform/mellanox: Fix Kconfig indentation
  tools/power/x86/intel-speed-select: Display TRL buckets for just base config level
  tools/power/x86/intel-speed-select: Ignore missing config level
  platform/x86: touchscreen_dmi: Add info for the ezpad 6 m4 tablet
  tools/power/x86/intel-speed-select: Increment version
  tools/power/x86/intel-speed-select: Use core count for base-freq mask
  tools/power/x86/intel-speed-select: Support platform with limited Intel(R) Speed Select
  tools/power/x86/intel-speed-select: Use Frequency weight for CLOS
  tools/power/x86/intel-speed-select: Make CLOS frequency in MHz
  tools/power/x86/intel-speed-select: Use mailbox for CLOS_PM_QOS_CONFIG
  tools/power/x86/intel-speed-select: Auto mode for CLX
  tools/power/x86/intel-speed-select: Correct CLX-N frequency units
  tools/power/x86/intel-speed-select: Change display of "avx" to "avx2"
  tools/power/x86/intel-speed-select: Extend command set for perf-profile
  Add touchscreen platform data for the Schneider SCT101CTM tablet
  platform/x86: intel_int0002_vgpio: Pass irqchip when adding gpiochip
  ...
2019-12-01 18:24:25 -08:00
Linus Torvalds
4a08fe5792 linux-watchdog 5.5-rc1 tag
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Merge tag 'linux-watchdog-5.5-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - support for NCT6116D

 - several small fixes and improvements

* tag 'linux-watchdog-5.5-rc1' of git://www.linux-watchdog.org/linux-watchdog: (24 commits)
  watchdog: jz4740: Drop dependency on MACH_JZ47xx
  watchdog: jz4740: Use regmap provided by TCU driver
  watchdog: jz4740: Use WDT clock provided by TCU driver
  dt-bindings: watchdog: sama5d4_wdt: add microchip,sam9x60-wdt compatible
  watchdog: sama5d4_wdt: cleanup the bit definitions
  watchdog: sprd: Fix the incorrect pointer getting from driver data
  watchdog: aspeed: Fix clock behaviour for ast2600
  watchdog: imx7ulp: Fix reboot hang
  watchdog: make nowayout sysfs file writable
  watchdog: prevent deferral of watchdogd wakeup on RT
  watchdog: imx7ulp: Use definitions instead of magic values
  watchdog: imx7ulp: Remove inline annotations
  watchdog: imx7ulp: Remove unused structure member
  watchdog: imx7ulp: Pass the wdog instance inimx7ulp_wdt_enable()
  watchdog: wdat_wdt: Spelling s/configrable/configurable/
  watchdog: bd70528: Trivial function documentation fix
  watchdog: cadence: Do not show error in case of deferred probe
  watchdog: Fix the race between the release of watchdog_core_data and cdev
  watchdog: sbc7240_wdt: Fix yet another -Wimplicit-fallthrough warning
  watchdog: intel-mid_wdt: Add WATCHDOG_NOWAYOUT support
  ...
2019-12-01 18:01:03 -08:00
Linus Torvalds
99a0d9f5e8 This is the bulk of GPIO changes for the v5.5 kernel cycle
Core changes:
 
 - Expose pull up/down flags for the GPIO character device to
   userspace. After clear input from the RaspberryPi and Beagle
   communities, it has been established that prototyping,
   industrial automation and make communities strongly need
   this feature, and as we want people to use the character
   device, we have implemented the simple pull up/down
   interface for GPIO lines. This means we can specify that
   a (chip-specific) pull up/down resistor can be enabled,
   but does not offer fine-grained control such as cases
   where the resistance of the same pull resistor can be
   controlled (yet).
 
 - Introduce devm_fwnode_gpiod_get_index() and start to phase out
   the old symbol devm_fwnode_get_index_gpiod_from_child().
 
 - A bit of documentation clean-up work.
 
 - Introduce a define for GPIO line directions and deploy it
   in all GPIO drivers in the drivers/gpio directory.
 
 - Add a special callback to populate pin ranges when
   cooperating with the pin control subsystem and registering
   ranges as part of adding a gpiolib driver and a
   gpio_irq_chip driver at the same time. This is also
   deployed in the Intel Merrifield driver.
 
 New drivers:
 
 - RDA Micro GPIO controller.
 
 - XGS-iproc GPIO driver.
 
 Driver improvements:
 
 - Wake event and debounce support on the Tegra 186 driver.
 
 - Finalize the Aspeed SGPIO driver.
 
 - MPC8xxx uses a normal IRQ handler rather than a chained
   handler.
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Merge tag 'gpio-v5.5-1' 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 the v5.5 kernel cycle

  Core changes:

   - Expose pull up/down flags for the GPIO character device to
     userspace.

     After clear input from the RaspberryPi and Beagle communities, it
     has been established that prototyping, industrial automation and
     make communities strongly need this feature, and as we want people
     to use the character device, we have implemented the simple pull
     up/down interface for GPIO lines.

     This means we can specify that a (chip-specific) pull up/down
     resistor can be enabled, but does not offer fine-grained control
     such as cases where the resistance of the same pull resistor can be
     controlled (yet).

   - Introduce devm_fwnode_gpiod_get_index() and start to phase out the
     old symbol devm_fwnode_get_index_gpiod_from_child().

   - A bit of documentation clean-up work.

   - Introduce a define for GPIO line directions and deploy it in all
     GPIO drivers in the drivers/gpio directory.

   - Add a special callback to populate pin ranges when cooperating with
     the pin control subsystem and registering ranges as part of adding
     a gpiolib driver and a gpio_irq_chip driver at the same time. This
     is also deployed in the Intel Merrifield driver.

  New drivers:

   - RDA Micro GPIO controller.

   - XGS-iproc GPIO driver.

  Driver improvements:

   - Wake event and debounce support on the Tegra 186 driver.

   - Finalize the Aspeed SGPIO driver.

   - MPC8xxx uses a normal IRQ handler rather than a chained handler"

* tag 'gpio-v5.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio: (64 commits)
  gpio: Add TODO item for regmap helper
  Documentation: gpio: driver.rst: Fix warnings
  gpio: of: Fix bogus reference to gpiod_get_count()
  gpiolib: Grammar s/manager/managed/
  gpio: lynxpoint: Setup correct IRQ handlers
  MAINTAINERS: Replace my email by one @kernel.org
  gpiolib: acpi: Make acpi_gpiochip_alloc_event always return AE_OK
  gpio/mpc8xxx: fix qoriq GPIO reading
  gpio: mpc8xxx: Don't overwrite default irq_set_type callback
  gpiolib: acpi: Print pin number on acpi_gpiochip_alloc_event errors
  gpiolib: fix coding style in gpiod_hog()
  drm/bridge: ti-tfp410: switch to using fwnode_gpiod_get_index()
  gpio: merrifield: Pass irqchip when adding gpiochip
  gpio: merrifield: Add GPIO <-> pin mapping ranges via callback
  gpiolib: Introduce ->add_pin_ranges() callback
  gpio: mmio: remove untrue leftover comment
  gpio: em: Use platform_get_irq() to obtain interrupts
  gpio: tegra186: Add debounce support
  gpio: tegra186: Program interrupt route mapping
  gpio: tegra186: Derive register offsets from bank/port
  ...
2019-12-01 17:56:50 -08:00
Dave Airlie
36a170b1ca Merge tag 'drm-msm-next-2019-11-05' of https://gitlab.freedesktop.org/drm/msm into drm-next
+ OCMEM support to enable the couple generations that had shared OCMEM
  rather than GMEM exclusively for the GPU (late a3xx and I think basically
  all of a4xx).  Bjorn and Brian decided to land this through the drm
  tree to avoid having to coordinate merge requests.
+ a510 support, and various associated display support
+ the usual misc cleanups and fixes

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rob Clark <robdclark@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ <CAF6AEGv-JWswEJRxe5AmnGQO1SZnpxK05kO1E29K6UUzC9GMMw@mail.gmail.com
2019-12-02 10:21:12 +10:00
Linus Torvalds
37323918ca - Core Frameworks
- Add support for a "resource managed strongly uncachable ioremap" call
    - Provide a collection of MFD helper macros
    - Remove mfd_clone_cell() from MFD core
    - Add NULL de-reference protection in MFD core
    - Remove superfluous function fd_platform_add_cell() from MFD core
    - Honour Device Tree's request to disable a device
 
  - New Drivers
    - Add support for MediaTek MT6323 PMIC
 
  - New Device Support
    - Add support for Gemini Lake to Intel LPSS PCI
    - Add support for Cherry Trail Crystal Cover PMIC to Intel SoC PMIC CRC
    - Add support for PM{I}8950 to Qualcomm SPMI PMIC
    - Add support for U8420 to ST-Ericsson DB8500
    - Add support for Comet Lake PCH-H to Intel LPSS PCI
 
  - New Functionality
    - Add support for requested supply clocks; madera-core
 
  - Fix-ups
    - Lower interrupt priority; rk808
    - Use provided helpers (macros, group functions, defines); rk808,
 		ipaq-micro, ab8500-core, db8500-prcmu, mt6397-core, cs5535-mfd
    - Only allocate IRQs on request; max77620
    - Use simplified API; arizona-core
    - Remove redundant and/or duplicated code; wm8998-tables, arizona, syscon
    - Device Tree binding fix-ups; madera, max77650, max77693
    - Remove mfd_cell->id abuse hack; cs5535-mfd
    - Remove only user of mfd_clone_cell(); cs5535-mfd
    - Make resources static; rohm-bd70528
 
  - Bug Fixes
    - Fix product ID for RK818; rk808
    - Fix Power Key; rk808
    - Fix booting on the BananaPi; mt6397-core
    - Endian fix-ups; twl.h
    - Fix static error checker warnings; ti_am335x_tscadc
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Merge tag 'mfd-next-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "Core Frameworks:
   - Add support for a "resource managed strongly uncachable ioremap"
     call
   - Provide a collection of MFD helper macros
   - Remove mfd_clone_cell() from MFD core
   - Add NULL de-reference protection in MFD core
   - Remove superfluous function fd_platform_add_cell() from MFD core
   - Honour Device Tree's request to disable a device

  New Drivers:
   - Add support for MediaTek MT6323 PMIC

  New Device Support:
   - Add support for Gemini Lake to Intel LPSS PCI
   - Add support for Cherry Trail Crystal Cover PMIC to Intel SoC PMIC
     CRC
   - Add support for PM{I}8950 to Qualcomm SPMI PMIC
   - Add support for U8420 to ST-Ericsson DB8500
   - Add support for Comet Lake PCH-H to Intel LPSS PCI

  New Functionality:
   - Add support for requested supply clocks; madera-core

  Fix-ups:
   - Lower interrupt priority; rk808
   - Use provided helpers (macros, group functions, defines); rk808,
     ipaq-micro, ab8500-core, db8500-prcmu, mt6397-core, cs5535-mfd
   - Only allocate IRQs on request; max77620
   - Use simplified API; arizona-core
   - Remove redundant and/or duplicated code; wm8998-tables, arizona,
     syscon
   - Device Tree binding fix-ups; madera, max77650, max77693
   - Remove mfd_cell->id abuse hack; cs5535-mfd
   - Remove only user of mfd_clone_cell(); cs5535-mfd
   - Make resources static; rohm-bd70528

  Bug Fixes:
   - Fix product ID for RK818; rk808
   - Fix Power Key; rk808
   - Fix booting on the BananaPi; mt6397-core
   - Endian fix-ups; twl.h
   - Fix static error checker warnings; ti_am335x_tscadc"

* tag 'mfd-next-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (47 commits)
  Revert "mfd: syscon: Set name of regmap_config"
  mfd: ti_am335x_tscadc: Fix static checker warning
  mfd: bd70528: Staticize bit value definitions
  mfd: mfd-core: Honour Device Tree's request to disable a child-device
  dt-bindings: mfd: max77693: Fix missing curly brace
  mfd: intel-lpss: Add Intel Comet Lake PCH-H PCI IDs
  mfd: db8500-prcmu: Support U8420-sysclk firmware
  dt-bindings: mfd: max77650: Convert the binding document to yaml
  mfd: mfd-core: Move pdev->mfd_cell creation back into mfd_add_device()
  mfd: mfd-core: Remove usage counting for .{en,dis}able() call-backs
  x86: olpc-xo1-sci: Remove invocation of MFD's .enable()/.disable() call-backs
  x86: olpc-xo1-pm: Remove invocation of MFD's .enable()/.disable() call-backs
  mfd: mfd-core: Remove mfd_clone_cell()
  mfd: mfd-core: Protect against NULL call-back function pointer
  mfd: cs5535-mfd: Register clients using their own dedicated MFD cell entries
  mfd: cs5535-mfd: Request shared IO regions centrally
  mfd: cs5535-mfd: Remove mfd_cell->id hack
  mfd: cs5535-mfd: Use PLATFORM_DEVID_* defines and tidy error message
  mfd: intel_soc_pmic_crc: Add "cht_crystal_cove_pmic" cell to CHT cells
  mfd: madera: Add support for requesting the supply clocks
  ...
2019-12-01 16:16:31 -08:00
Linus Torvalds
38edc3dff9 - New Functionality
- Add support for an enable GPIO; lm3630a_bl
    - Add support for short circuit handling; qcom-wled
    - Add support for automatic string detection; qcom-wled
 
  - Fix-ups
    - Update Device Tree bindings; lm3630a-backlight, led-backlight, qcom-wled
    - Constify; ipaq_micro_bl
    - Optimise for CPU cycles; pwm_bl
    - Coding style fix-ups; pwm_bl
    - Trivial fix-ups (white space, comments, renaming); pwm_bl,
 		gpio_backlight, qcom-wled
    - Kconfig dependency hacking; LCD_HP700
    - Rename, refactor and add peripherals; pm8941-wled => qcom-wled
    - Make use of GPIO look-up tables; tosa_bl, tosa_lcd
    - Remove superfluous code; gpio_backlight
    - Adapt GPIO direction handling; gpio_backlight
    - Remove legacy use of platform data; gpio_backlight
 
  - Bug Fixes
    - Provide modules aliases; lm3630a_bl
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Merge tag 'backlight-next-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight

Pull backlight updates from Lee Jones:
 "New Functionality:
   - Add support for an enable GPIO; lm3630a_bl
   - Add support for short circuit handling; qcom-wled
   - Add support for automatic string detection; qcom-wled

  Fix-ups:
   - Update Device Tree bindings; lm3630a-backlight, led-backlight,
     qcom-wled
   - Constify; ipaq_micro_bl
   - Optimise for CPU cycles; pwm_bl
   - Coding style fix-ups; pwm_bl
   - Trivial fix-ups (white space, comments, renaming); pwm_bl,
     gpio_backlight, qcom-wled
   - Kconfig dependency hacking; LCD_HP700
   - Rename, refactor and add peripherals; pm8941-wled => qcom-wled
   - Make use of GPIO look-up tables; tosa_bl, tosa_lcd
   - Remove superfluous code; gpio_backlight
   - Adapt GPIO direction handling; gpio_backlight
   - Remove legacy use of platform data; gpio_backlight

  Bug Fixes:
   - Provide modules aliases; lm3630a_bl"

* tag 'backlight-next-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight: (32 commits)
  backlight: qcom-wled: Fix spelling mistake "trigged" -> "triggered"
  backlight: gpio: Pull gpio_backlight_initial_power_state() into probe
  backlight: gpio: Use a helper variable for &pdev->dev
  backlight: gpio: Remove unused fields from platform data
  sh: ecovec24: don't set unused fields in platform data
  backlight: gpio: Simplify the platform data handling
  sh: ecovec24: add additional properties to the backlight device
  backlight: gpio: Explicitly set the direction of the GPIO
  backlight: gpio: Remove stray newline
  backlight: gpio: Remove unneeded include
  video: backlight: tosa: Use GPIO lookup table
  backlight: qcom-wled: Add auto string detection logic
  backlight: qcom-wled: Add support for short circuit handling
  backlight: qcom-wled: Add support for WLED4 peripheral
  backlight: qcom-wled: Restructure the driver for WLED3
  backlight: qcom-wled: Rename PM8941* to WLED3
  backlight: qcom-wled: Add new properties for PMI8998
  backlight: qcom-wled: Restructure the qcom-wled bindings
  backlight: qcom-wled: Rename pm8941-wled.c to qcom-wled.c
  dt-bindings: backlight: lm3630a: Fix missing include
  ...
2019-12-01 16:13:39 -08:00
Linus Torvalds
304220b56e Merge tag 'leds-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds
Pull LED updates from Pavel Machek:
 "This contains usual small updates to drivers, and removal of PAGE_SIZE
  limits on /sys/class/leds/<led>/trigger.

  We should not be really having that many triggers; but with cpu
  activity triggers we do, and we'll eventually need to fix it, but...
  remove the limit for now"

* tag 'leds-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds: (26 commits)
  leds: trigger: netdev: fix handling on interface rename
  leds: an30259a: add a check for devm_regmap_init_i2c
  leds: mlxreg: Fix possible buffer overflow
  leds: pca953x: Use of_device_get_match_data()
  leds: core: Fix leds.h structure documentation
  leds: core: Fix devm_classdev_match to reference correct structure
  leds: core: Remove extern from header
  leds: lm3601x: Convert class registration to device managed
  leds: flash: Add devm_* functions to the flash class
  leds: flash: Remove extern from the header file
  leds: flash: Convert non extended registration to inline
  leds: Kconfig: Be consistent with the usage of "LED"
  leds: remove PAGE_SIZE limit of /sys/class/leds/<led>/trigger
  leds: tlc591xx: update the maximum brightness
  leds: lm3692x: Use flags from LM3692X_BRT_CTRL
  leds: lm3692x: Use flags from LM3692X_BOOST_CTRL
  leds: lm3692x: Handle failure to probe the regulator
  leds: lm3692x: Don't overwrite return value in error path
  leds: lm3692x: Print error value on dev_err
  leds: tlc591xx: use devm_led_classdev_register_ext()
  ...
2019-12-01 16:09:28 -08:00
Linus Torvalds
ddebe839c6 This merge window we have one small clk provider API in the core framework and
then a bunch of driver updates and a handful of new drivers. In terms of
 diffstat the Qualcomm and Amlogic drivers are high up there because of all the
 clk data introcued by new drivers. The Nvidia Tegra driver had a lot of work
 done this cycle too to support suspend/resume and memory controllers. And the
 OMAP clk driver got proper clk and reset handling in place.
 
 Rounding out the patches are various updates to remove unused data, mark things
 static, correct incorrect data in drivers, etc. All the little things that
 improve drivers and maintain code health. I will point out that there's a patch
 in here for the GPIO clk driver, that almost nobody uses, which changes
 behavior and causes clk_set_rate() to try to change the GPIO gate clk's parent.
 Other than that things are fairly well SoC specific here.
 
 Core:
  - Add a clk provider API to get current parent index
  - Plug a memory leak in clk_unregister() path
 
 New Drivers:
  - CGU in Ingenix X1000
  - Bitmain BM1880 clks
  - Qualcomm MSM8998 GPU clk controllers
  - Qualcomm SC7180 GCC and RPMH clk controllers
  - Qualcomm QCS404 Q6SSTOP clk controllers
  - Add support for the Renesas R-Car M3-W+ (r8a77961) SoC
  - Add support for the Renesas RZ/G2N (r8a774b1) SoC
  - Add Tegra20/30 External Memory Clock (EMC) support
 
 Updates:
  - Make gpio gate clks propagate rate setting up to parent
  - Prepare Armada 3700 for suspend to RAM by moving PCIe suspend/resume priority
  - Drop unused variables, enums, etc. in various clk drivers
  - Convert various drivers to use devm_platform_ioremap_resource()
  - Use struct_size() some more in various clk drivers
  - Improve Rockchip px30 clk tree
  - Add suspend/resume support to Tegra210 clk driver
  - Reimplement SOR clks on earlier Tegra SoCs, helping HDMI and DP
  - Allwinner DT exports and H6 clk tree fixes
  - Proper clk and reset handling for OMAP SoCs
  - Revamped TI divider clk to clamp max divider
  - Make 1443X/1416X PLL clock structure common for reusing among i.MX8 SoCs
  - Drop IMX7ULP_CLK_MIPI_PLL clock, it shouldn't be used
  - Add VIDEO2_PLL clock for imx8mq
  - Add missing gate clock for pll1/2 fixed dividers on i.MX8 SoCs
  - Add sm1 support in the Amlogic audio clock controller
  - Switch some clocks on R-Car Gen2/3 to .determine_rate()
  - Remove Renesas R-Car Gen2 legacy DT clock support
  - Improve arithmetic divisions on Renesas R-Car Gen2 and Gen3
  - Improve Renesas R-Car Gen3 SD clock handling
  - Add rate table for Samsung exynos542x GPU and VPLL clks
  - Fix potential CPU performance degradation after system suspend/resume cycle
    on exynos542x SoCs
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Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk updates from Stephen Boyd:
 "This merge window we have one small clk provider API in the core
  framework and then a bunch of driver updates and a handful of new
  drivers. In terms of diffstat the Qualcomm and Amlogic drivers are
  high up there because of all the clk data introcued by new drivers.
  The Nvidia Tegra driver had a lot of work done this cycle too to
  support suspend/resume and memory controllers. And the OMAP clk driver
  got proper clk and reset handling in place.

  Rounding out the patches are various updates to remove unused data,
  mark things static, correct incorrect data in drivers, etc. All the
  little things that improve drivers and maintain code health. I will
  point out that there's a patch in here for the GPIO clk driver, that
  almost nobody uses, which changes behavior and causes clk_set_rate()
  to try to change the GPIO gate clk's parent. Other than that things
  are fairly well SoC specific here.

  Core:
   - Add a clk provider API to get current parent index
   - Plug a memory leak in clk_unregister() path

  New Drivers:
   - CGU in Ingenix X1000
   - Bitmain BM1880 clks
   - Qualcomm MSM8998 GPU clk controllers
   - Qualcomm SC7180 GCC and RPMH clk controllers
   - Qualcomm QCS404 Q6SSTOP clk controllers
   - Add support for the Renesas R-Car M3-W+ (r8a77961) SoC
   - Add support for the Renesas RZ/G2N (r8a774b1) SoC
   - Add Tegra20/30 External Memory Clock (EMC) support

  Updates:
   - Make gpio gate clks propagate rate setting up to parent
   - Prepare Armada 3700 for suspend to RAM by moving PCIe
     suspend/resume priority
   - Drop unused variables, enums, etc. in various clk drivers
   - Convert various drivers to use devm_platform_ioremap_resource()
   - Use struct_size() some more in various clk drivers
   - Improve Rockchip px30 clk tree
   - Add suspend/resume support to Tegra210 clk driver
   - Reimplement SOR clks on earlier Tegra SoCs, helping HDMI and DP
   - Allwinner DT exports and H6 clk tree fixes
   - Proper clk and reset handling for OMAP SoCs
   - Revamped TI divider clk to clamp max divider
   - Make 1443X/1416X PLL clock structure common for reusing among i.MX8
     SoCs
   - Drop IMX7ULP_CLK_MIPI_PLL clock, it shouldn't be used
   - Add VIDEO2_PLL clock for imx8mq
   - Add missing gate clock for pll1/2 fixed dividers on i.MX8 SoCs
   - Add sm1 support in the Amlogic audio clock controller
   - Switch some clocks on R-Car Gen2/3 to .determine_rate()
   - Remove Renesas R-Car Gen2 legacy DT clock support
   - Improve arithmetic divisions on Renesas R-Car Gen2 and Gen3
   - Improve Renesas R-Car Gen3 SD clock handling
   - Add rate table for Samsung exynos542x GPU and VPLL clks
   - Fix potential CPU performance degradation after system
     suspend/resume cycle on exynos542x SoCs"

* tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: (160 commits)
  clk: aspeed: Add RMII RCLK gates for both AST2500 MACs
  MAINTAINERS: Add entry for BM1880 SoC clock driver
  clk: Add common clock driver for BM1880 SoC
  dt-bindings: clock: Add devicetree binding for BM1880 SoC
  clk: Add clk_hw_unregister_composite helper function definition
  clk: Zero init clk_init_data in helpers
  clk: ingenic: Allow drivers to be built with COMPILE_TEST
  MAINTAINERS: Update section for Ux500 clock drivers
  clk: mark clk_disable_unused() as __init
  clk: Fix memory leak in clk_unregister()
  clk: Ingenic: Add CGU driver for X1000.
  dt-bindings: clock: Add X1000 bindings.
  clk: tegra: Use match_string() helper to simplify the code
  clk: pxa: fix one of the pxa RTC clocks
  clk: sprd: Use IS_ERR() to validate the return value of syscon_regmap_lookup_by_phandle()
  clk: armada-xp: remove unused code
  clk: tegra: Fix build error without CONFIG_PM_SLEEP
  clk: tegra: Add missing stubs for the case of !CONFIG_PM_SLEEP
  clk: tegra: Optimize PLLX restore on Tegra20/30
  clk: tegra: Add suspend and resume support on Tegra210
  ...
2019-12-01 16:06:02 -08:00
Linus Torvalds
0da522107e compat_ioctl: remove most of fs/compat_ioctl.c
As part of the cleanup of some remaining y2038 issues, I came to
 fs/compat_ioctl.c, which still has a couple of commands that need support
 for time64_t.
 
 In completely unrelated work, I spent time on cleaning up parts of this
 file in the past, moving things out into drivers instead.
 
 After Al Viro reviewed an earlier version of this series and did a lot
 more of that cleanup, I decided to try to completely eliminate the rest
 of it and move it all into drivers.
 
 This series incorporates some of Al's work and many patches of my own,
 but in the end stops short of actually removing the last part, which is
 the scsi ioctl handlers. I have patches for those as well, but they need
 more testing or possibly a rewrite.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'compat-ioctl-5.5' of git://git.kernel.org:/pub/scm/linux/kernel/git/arnd/playground

Pull removal of most of fs/compat_ioctl.c from Arnd Bergmann:
 "As part of the cleanup of some remaining y2038 issues, I came to
  fs/compat_ioctl.c, which still has a couple of commands that need
  support for time64_t.

  In completely unrelated work, I spent time on cleaning up parts of
  this file in the past, moving things out into drivers instead.

  After Al Viro reviewed an earlier version of this series and did a lot
  more of that cleanup, I decided to try to completely eliminate the
  rest of it and move it all into drivers.

  This series incorporates some of Al's work and many patches of my own,
  but in the end stops short of actually removing the last part, which
  is the scsi ioctl handlers. I have patches for those as well, but they
  need more testing or possibly a rewrite"

* tag 'compat-ioctl-5.5' of git://git.kernel.org:/pub/scm/linux/kernel/git/arnd/playground: (42 commits)
  scsi: sd: enable compat ioctls for sed-opal
  pktcdvd: add compat_ioctl handler
  compat_ioctl: move SG_GET_REQUEST_TABLE handling
  compat_ioctl: ppp: move simple commands into ppp_generic.c
  compat_ioctl: handle PPPIOCGIDLE for 64-bit time_t
  compat_ioctl: move PPPIOCSCOMPRESS to ppp_generic
  compat_ioctl: unify copy-in of ppp filters
  tty: handle compat PPP ioctls
  compat_ioctl: move SIOCOUTQ out of compat_ioctl.c
  compat_ioctl: handle SIOCOUTQNSD
  af_unix: add compat_ioctl support
  compat_ioctl: reimplement SG_IO handling
  compat_ioctl: move WDIOC handling into wdt drivers
  fs: compat_ioctl: move FITRIM emulation into file systems
  gfs2: add compat_ioctl support
  compat_ioctl: remove unused convert_in_user macro
  compat_ioctl: remove last RAID handling code
  compat_ioctl: remove /dev/raw ioctl translation
  compat_ioctl: remove PCI ioctl translation
  compat_ioctl: remove joystick ioctl translation
  ...
2019-12-01 13:46:15 -08:00
Daniel Axtens
3c5c3cfb9e kasan: support backing vmalloc space with real shadow memory
Patch series "kasan: support backing vmalloc space with real shadow
memory", v11.

Currently, vmalloc space is backed by the early shadow page.  This means
that kasan is incompatible with VMAP_STACK.

This series provides a mechanism to back vmalloc space with real,
dynamically allocated memory.  I have only wired up x86, because that's
the only currently supported arch I can work with easily, but it's very
easy to wire up other architectures, and it appears that there is some
work-in-progress code to do this on arm64 and s390.

This has been discussed before in the context of VMAP_STACK:
 - https://bugzilla.kernel.org/show_bug.cgi?id=202009
 - https://lkml.org/lkml/2018/7/22/198
 - https://lkml.org/lkml/2019/7/19/822

In terms of implementation details:

Most mappings in vmalloc space are small, requiring less than a full
page of shadow space.  Allocating a full shadow page per mapping would
therefore be wasteful.  Furthermore, to ensure that different mappings
use different shadow pages, mappings would have to be aligned to
KASAN_SHADOW_SCALE_SIZE * PAGE_SIZE.

Instead, share backing space across multiple mappings.  Allocate a
backing page when a mapping in vmalloc space uses a particular page of
the shadow region.  This page can be shared by other vmalloc mappings
later on.

We hook in to the vmap infrastructure to lazily clean up unused shadow
memory.

Testing with test_vmalloc.sh on an x86 VM with 2 vCPUs shows that:

 - Turning on KASAN, inline instrumentation, without vmalloc, introuduces
   a 4.1x-4.2x slowdown in vmalloc operations.

 - Turning this on introduces the following slowdowns over KASAN:
     * ~1.76x slower single-threaded (test_vmalloc.sh performance)
     * ~2.18x slower when both cpus are performing operations
       simultaneously (test_vmalloc.sh sequential_test_order=1)

This is unfortunate but given that this is a debug feature only, not the
end of the world.  The benchmarks are also a stress-test for the vmalloc
subsystem: they're not indicative of an overall 2x slowdown!

This patch (of 4):

Hook into vmalloc and vmap, and dynamically allocate real shadow memory
to back the mappings.

Most mappings in vmalloc space are small, requiring less than a full
page of shadow space.  Allocating a full shadow page per mapping would
therefore be wasteful.  Furthermore, to ensure that different mappings
use different shadow pages, mappings would have to be aligned to
KASAN_SHADOW_SCALE_SIZE * PAGE_SIZE.

Instead, share backing space across multiple mappings.  Allocate a
backing page when a mapping in vmalloc space uses a particular page of
the shadow region.  This page can be shared by other vmalloc mappings
later on.

We hook in to the vmap infrastructure to lazily clean up unused shadow
memory.

To avoid the difficulties around swapping mappings around, this code
expects that the part of the shadow region that covers the vmalloc space
will not be covered by the early shadow page, but will be left unmapped.
This will require changes in arch-specific code.

This allows KASAN with VMAP_STACK, and may be helpful for architectures
that do not have a separate module space (e.g.  powerpc64, which I am
currently working on).  It also allows relaxing the module alignment
back to PAGE_SIZE.

Testing with test_vmalloc.sh on an x86 VM with 2 vCPUs shows that:

 - Turning on KASAN, inline instrumentation, without vmalloc, introuduces
   a 4.1x-4.2x slowdown in vmalloc operations.

 - Turning this on introduces the following slowdowns over KASAN:
     * ~1.76x slower single-threaded (test_vmalloc.sh performance)
     * ~2.18x slower when both cpus are performing operations
       simultaneously (test_vmalloc.sh sequential_test_order=3D1)

This is unfortunate but given that this is a debug feature only, not the
end of the world.

The full benchmark results are:

Performance

                              No KASAN      KASAN original x baseline  KASAN vmalloc x baseline    x KASAN

fix_size_alloc_test             662004            11404956      17.23       19144610      28.92       1.68
full_fit_alloc_test             710950            12029752      16.92       13184651      18.55       1.10
long_busy_list_alloc_test      9431875            43990172       4.66       82970178       8.80       1.89
random_size_alloc_test         5033626            23061762       4.58       47158834       9.37       2.04
fix_align_alloc_test           1252514            15276910      12.20       31266116      24.96       2.05
random_size_align_alloc_te     1648501            14578321       8.84       25560052      15.51       1.75
align_shift_alloc_test             147                 830       5.65           5692      38.72       6.86
pcpu_alloc_test                  80732              125520       1.55         140864       1.74       1.12
Total Cycles              119240774314        763211341128       6.40  1390338696894      11.66       1.82

Sequential, 2 cpus

                              No KASAN      KASAN original x baseline  KASAN vmalloc x baseline    x KASAN

fix_size_alloc_test            1423150            14276550      10.03       27733022      19.49       1.94
full_fit_alloc_test            1754219            14722640       8.39       15030786       8.57       1.02
long_busy_list_alloc_test     11451858            52154973       4.55      107016027       9.34       2.05
random_size_alloc_test         5989020            26735276       4.46       68885923      11.50       2.58
fix_align_alloc_test           2050976            20166900       9.83       50491675      24.62       2.50
random_size_align_alloc_te     2858229            17971700       6.29       38730225      13.55       2.16
align_shift_alloc_test             405                6428      15.87          26253      64.82       4.08
pcpu_alloc_test                 127183              151464       1.19         216263       1.70       1.43
Total Cycles               54181269392        308723699764       5.70   650772566394      12.01       2.11
fix_size_alloc_test            1420404            14289308      10.06       27790035      19.56       1.94
full_fit_alloc_test            1736145            14806234       8.53       15274301       8.80       1.03
long_busy_list_alloc_test     11404638            52270785       4.58      107550254       9.43       2.06
random_size_alloc_test         6017006            26650625       4.43       68696127      11.42       2.58
fix_align_alloc_test           2045504            20280985       9.91       50414862      24.65       2.49
random_size_align_alloc_te     2845338            17931018       6.30       38510276      13.53       2.15
align_shift_alloc_test             472                3760       7.97           9656      20.46       2.57
pcpu_alloc_test                 118643              132732       1.12         146504       1.23       1.10
Total Cycles               54040011688        309102805492       5.72   651325675652      12.05       2.11

[dja@axtens.net: fixups]
  Link: http://lkml.kernel.org/r/20191120052719.7201-1-dja@axtens.net
Link: https://bugzilla.kernel.org/show_bug.cgi?id=3D202009
Link: http://lkml.kernel.org/r/20191031093909.9228-2-dja@axtens.net
Signed-off-by: Mark Rutland <mark.rutland@arm.com> [shadow rework]
Signed-off-by: Daniel Axtens <dja@axtens.net>
Co-developed-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Vasily Gorbik <gor@linux.ibm.com>
Reviewed-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Christophe Leroy <christophe.leroy@c-s.fr>
Cc: Qian Cai <cai@lca.pw>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-12-01 12:59:05 -08:00
Jonathan Corbet
36bb9778fd docs: remove a bunch of stray CRs
A pair of documentation patches introduced a bunch of unwanted
carriage-return characters into the docs.  Remove them, and chase away the
ghost of DOS for another day.

Fixes: a016e09294 ("docs: admin-guide: dell_rbu: Improve formatting and spelling")
Fixes: bdd68860a0 ("Documentation: networking: device drivers: Remove stray asterisks")
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-12-01 08:45:54 -07:00
Chris Down
1603c8d1b1 Documentation/admin-guide/cgroup-v2.rst: document why inactive_X + active_X may not equal X
This has confused a significant number of people using cgroups inside
Facebook, and some of those outside as well judging by posts like
this[0] (although it's not a problem unique to cgroup v2).

If shmem handling in particular becomes more coherent at some point in
the future -- although that seems unlikely now -- we can change the
wording here.

[0]: https://unix.stackexchange.com/q/525092/10762

Link: http://lkml.kernel.org/r/20191111144958.GA11914@chrisdown.name
Signed-off-by: Chris Down <chris@chrisdown.name>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Roman Gushchin <guro@fb.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-12-01 06:29:18 -08:00
Richard Zhu
58340e7d77 dt-bindings: mailbox: imx-mu: add imx7ulp MU support
There is a version 1.0 MU on imx7ulp, use "fsl,imx7ulp-mu" compatible
to support it.

Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
2019-11-30 23:09:12 -06:00
Linus Torvalds
0dd0c8f7db - Support for new VMBus protocols (Andrea Parri).
- Hibernation support (Dexuan Cui).
 - Latency testing framework (Branden Bonaby).
 - Decoupling Hyper-V page size from guest page size (Himadri Pandya).
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Merge tag 'hyperv-next-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux

Pull Hyper-V updates from Sasha Levin:

 - support for new VMBus protocols (Andrea Parri)

 - hibernation support (Dexuan Cui)

 - latency testing framework (Branden Bonaby)

 - decoupling Hyper-V page size from guest page size (Himadri Pandya)

* tag 'hyperv-next-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux: (22 commits)
  Drivers: hv: vmbus: Fix crash handler reset of Hyper-V synic
  drivers/hv: Replace binary semaphore with mutex
  drivers: iommu: hyperv: Make HYPERV_IOMMU only available on x86
  HID: hyperv: Add the support of hibernation
  hv_balloon: Add the support of hibernation
  x86/hyperv: Implement hv_is_hibernation_supported()
  Drivers: hv: balloon: Remove dependencies on guest page size
  Drivers: hv: vmbus: Remove dependencies on guest page size
  x86: hv: Add function to allocate zeroed page for Hyper-V
  Drivers: hv: util: Specify ring buffer size using Hyper-V page size
  Drivers: hv: Specify receive buffer size using Hyper-V page size
  tools: hv: add vmbus testing tool
  drivers: hv: vmbus: Introduce latency testing
  video: hyperv: hyperv_fb: Support deferred IO for Hyper-V frame buffer driver
  video: hyperv: hyperv_fb: Obtain screen resolution from Hyper-V host
  hv_netvsc: Add the support of hibernation
  hv_sock: Add the support of hibernation
  video: hyperv_fb: Add the support of hibernation
  scsi: storvsc: Add the support of hibernation
  Drivers: hv: vmbus: Add module parameter to cap the VMBus version
  ...
2019-11-30 14:50:51 -08:00
Linus Torvalds
7794b1d418 powerpc updates for 5.5
Highlights:
 
  - Infrastructure for secure boot on some bare metal Power9 machines. The
    firmware support is still in development, so the code here won't actually
    activate secure boot on any existing systems.
 
  - A change to xmon (our crash handler / pseudo-debugger) to restrict it to
    read-only mode when the kernel is lockdown'ed, otherwise it's trivial to drop
    into xmon and modify kernel data, such as the lockdown state.
 
  - Support for KASLR on 32-bit BookE machines (Freescale / NXP).
 
  - Fixes for our flush_icache_range() and __kernel_sync_dicache() (VDSO) to work
    with memory ranges >4GB.
 
  - Some reworks of the pseries CMM (Cooperative Memory Management) driver to
    make it behave more like other balloon drivers and enable some cleanups of
    generic mm code.
 
  - A series of fixes to our hardware breakpoint support to properly handle
    unaligned watchpoint addresses.
 
 Plus a bunch of other smaller improvements, fixes and cleanups.
 
 Thanks to:
   Alastair D'Silva, Andrew Donnellan, Aneesh Kumar K.V, Anthony Steinhauser,
   Cédric Le Goater, Chris Packham, Chris Smart, Christophe Leroy, Christopher M.
   Riedl, Christoph Hellwig, Claudio Carvalho, Daniel Axtens, David Hildenbrand,
   Deb McLemore, Diana Craciun, Eric Richter, Geert Uytterhoeven, Greg
   Kroah-Hartman, Greg Kurz, Gustavo L. F. Walbon, Hari Bathini, Harish, Jason
   Yan, Krzysztof Kozlowski, Leonardo Bras, Mathieu Malaterre, Mauro S. M.
   Rodrigues, Michal Suchanek, Mimi Zohar, Nathan Chancellor, Nathan Lynch, Nayna
   Jain, Nick Desaulniers, Oliver O'Halloran, Qian Cai, Rasmus Villemoes, Ravi
   Bangoria, Sam Bobroff, Santosh Sivaraj, Scott Wood, Thomas Huth, Tyrel
   Datwyler, Vaibhav Jain, Valentin Longchamp, YueHaibing.
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Merge tag 'powerpc-5.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc updates from Michael Ellerman:
 "Highlights:

   - Infrastructure for secure boot on some bare metal Power9 machines.
     The firmware support is still in development, so the code here
     won't actually activate secure boot on any existing systems.

   - A change to xmon (our crash handler / pseudo-debugger) to restrict
     it to read-only mode when the kernel is lockdown'ed, otherwise it's
     trivial to drop into xmon and modify kernel data, such as the
     lockdown state.

   - Support for KASLR on 32-bit BookE machines (Freescale / NXP).

   - Fixes for our flush_icache_range() and __kernel_sync_dicache()
     (VDSO) to work with memory ranges >4GB.

   - Some reworks of the pseries CMM (Cooperative Memory Management)
     driver to make it behave more like other balloon drivers and enable
     some cleanups of generic mm code.

   - A series of fixes to our hardware breakpoint support to properly
     handle unaligned watchpoint addresses.

  Plus a bunch of other smaller improvements, fixes and cleanups.

  Thanks to: Alastair D'Silva, Andrew Donnellan, Aneesh Kumar K.V,
  Anthony Steinhauser, Cédric Le Goater, Chris Packham, Chris Smart,
  Christophe Leroy, Christopher M. Riedl, Christoph Hellwig, Claudio
  Carvalho, Daniel Axtens, David Hildenbrand, Deb McLemore, Diana
  Craciun, Eric Richter, Geert Uytterhoeven, Greg Kroah-Hartman, Greg
  Kurz, Gustavo L. F. Walbon, Hari Bathini, Harish, Jason Yan, Krzysztof
  Kozlowski, Leonardo Bras, Mathieu Malaterre, Mauro S. M. Rodrigues,
  Michal Suchanek, Mimi Zohar, Nathan Chancellor, Nathan Lynch, Nayna
  Jain, Nick Desaulniers, Oliver O'Halloran, Qian Cai, Rasmus Villemoes,
  Ravi Bangoria, Sam Bobroff, Santosh Sivaraj, Scott Wood, Thomas Huth,
  Tyrel Datwyler, Vaibhav Jain, Valentin Longchamp, YueHaibing"

* tag 'powerpc-5.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (144 commits)
  powerpc/fixmap: fix crash with HIGHMEM
  x86/efi: remove unused variables
  powerpc: Define arch_is_kernel_initmem_freed() for lockdep
  powerpc/prom_init: Use -ffreestanding to avoid a reference to bcmp
  powerpc: Avoid clang warnings around setjmp and longjmp
  powerpc: Don't add -mabi= flags when building with Clang
  powerpc: Fix Kconfig indentation
  powerpc/fixmap: don't clear fixmap area in paging_init()
  selftests/powerpc: spectre_v2 test must be built 64-bit
  powerpc/powernv: Disable native PCIe port management
  powerpc/kexec: Move kexec files into a dedicated subdir.
  powerpc/32: Split kexec low level code out of misc_32.S
  powerpc/sysdev: drop simple gpio
  powerpc/83xx: map IMMR with a BAT.
  powerpc/32s: automatically allocate BAT in setbat()
  powerpc/ioremap: warn on early use of ioremap()
  powerpc: Add support for GENERIC_EARLY_IOREMAP
  powerpc/fixmap: Use __fix_to_virt() instead of fix_to_virt()
  powerpc/8xx: use the fixmapped IMMR in cpm_reset()
  powerpc/8xx: add __init to cpm1 init functions
  ...
2019-11-30 14:35:43 -08:00
Linus Torvalds
8f45533e9d f2fs-for-5.5-rc1
In this round, we've introduced fairly small number of patches as below.
 
 Enhancement:
  - improve the in-place-update IO flow
  - allocate segment to guarantee no GC for pinned files
 
 Bug fix:
  - fix updatetime in lazytime mode
  - potential memory leak in f2fs_listxattr
  - record parent inode number in rename2 correctly
  - fix deadlock in f2fs_gc along with atomic writes
  - avoid needless data migration in GC
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Merge tag 'f2fs-for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs

Pull f2fs updates from Jaegeuk Kim:
 "In this round, we've introduced fairly small number of patches as below.

  Enhancements:
   - improve the in-place-update IO flow
   - allocate segment to guarantee no GC for pinned files

  Bug fixes:
   - fix updatetime in lazytime mode
   - potential memory leak in f2fs_listxattr
   - record parent inode number in rename2 correctly
   - fix deadlock in f2fs_gc along with atomic writes
   - avoid needless data migration in GC"

* tag 'f2fs-for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs:
  f2fs: stop GC when the victim becomes fully valid
  f2fs: expose main_blkaddr in sysfs
  f2fs: choose hardlimit when softlimit is larger than hardlimit in f2fs_statfs_project()
  f2fs: Fix deadlock in f2fs_gc() context during atomic files handling
  f2fs: show f2fs instance in printk_ratelimited
  f2fs: fix potential overflow
  f2fs: fix to update dir's i_pino during cross_rename
  f2fs: support aligned pinned file
  f2fs: avoid kernel panic on corruption test
  f2fs: fix wrong description in document
  f2fs: cache global IPU bio
  f2fs: fix to avoid memory leakage in f2fs_listxattr
  f2fs: check total_segments from devices in raw_super
  f2fs: update multi-dev metadata in resize_fs
  f2fs: mark recovery flag correctly in read_raw_super_block()
  f2fs: fix to update time in lazytime mode
2019-11-30 11:02:30 -08:00
Linus Torvalds
50b8b3f85a This merge window saw the the following new featuers added to ext4:
* Direct I/O via iomap (required the iomap-for-next branch from Darrick
    as a prereq).
  * Support for using dioread-nolock where the block size < page size.
  * Support for encryption for file systems where the block size < page size.
  * Rework of journal credits handling so a revoke-heavy workload will
    not cause the journal to run out of space.
  * Replace bit-spinlocks with spinlocks in jbd2
 
 Also included were some bug fixes and cleanups, mostly to clean up
 corner cases from fuzzed file systems and error path handling.
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Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

Pull ext4 updates from Ted Ts'o:
 "This merge window saw the the following new featuers added to ext4:

   - Direct I/O via iomap (required the iomap-for-next branch from
     Darrick as a prereq).

   - Support for using dioread-nolock where the block size < page size.

   - Support for encryption for file systems where the block size < page
     size.

   - Rework of journal credits handling so a revoke-heavy workload will
     not cause the journal to run out of space.

   - Replace bit-spinlocks with spinlocks in jbd2

  Also included were some bug fixes and cleanups, mostly to clean up
  corner cases from fuzzed file systems and error path handling"

* tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (59 commits)
  ext4: work around deleting a file with i_nlink == 0 safely
  ext4: add more paranoia checking in ext4_expand_extra_isize handling
  jbd2: make jbd2_handle_buffer_credits() handle reserved handles
  ext4: fix a bug in ext4_wait_for_tail_page_commit
  ext4: bio_alloc with __GFP_DIRECT_RECLAIM never fails
  ext4: code cleanup for get_next_id
  ext4: fix leak of quota reservations
  ext4: remove unused variable warning in parse_options()
  ext4: Enable encryption for subpage-sized blocks
  fs/buffer.c: support fscrypt in block_read_full_page()
  ext4: Add error handling for io_end_vec struct allocation
  jbd2: Fine tune estimate of necessary descriptor blocks
  jbd2: Provide trace event for handle restarts
  ext4: Reserve revoke credits for freed blocks
  jbd2: Make credit checking more strict
  jbd2: Rename h_buffer_credits to h_total_credits
  jbd2: Reserve space for revoke descriptor blocks
  jbd2: Drop jbd2_space_needed()
  jbd2: Account descriptor blocks into t_outstanding_credits
  jbd2: Factor out common parts of stopping and restarting a handle
  ...
2019-11-30 10:53:02 -08:00
Bjorn Andersson
e3cb40d4d8 Revert "dt-bindings: remoteproc: stm32: add wakeup-source"
The DeviceTree binding document was converted to YAML in a patch that
is being merged through the devicetree tree, as such this patch needs to
be rewritten and is currently cause for a merge conflict.

This reverts commit 14ea1d04ed.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2019-11-30 10:41:03 -08:00
Linus Torvalds
aa32f11691 hmm related patches for 5.5
This is another round of bug fixing and cleanup. This time the focus is on
 the driver pattern to use mmu notifiers to monitor a VA range. This code
 is lifted out of many drivers and hmm_mirror directly into the
 mmu_notifier core and written using the best ideas from all the driver
 implementations.
 
 This removes many bugs from the drivers and has a very pleasing
 diffstat. More drivers can still be converted, but that is for another
 cycle.
 
 - A shared branch with RDMA reworking the RDMA ODP implementation
 
 - New mmu_interval_notifier API. This is focused on the use case of
   monitoring a VA and simplifies the process for drivers
 
 - A common seq-count locking scheme built into the mmu_interval_notifier
   API usable by drivers that call get_user_pages() or hmm_range_fault()
   with the VA range
 
 - Conversion of mlx5 ODP, hfi1, radeon, nouveau, AMD GPU, and Xen GntDev
   drivers to the new API. This deletes a lot of wonky driver code.
 
 - Two improvements for hmm_range_fault(), from testing done by Ralph
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Merge tag 'for-linus-hmm' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull hmm updates from Jason Gunthorpe:
 "This is another round of bug fixing and cleanup. This time the focus
  is on the driver pattern to use mmu notifiers to monitor a VA range.
  This code is lifted out of many drivers and hmm_mirror directly into
  the mmu_notifier core and written using the best ideas from all the
  driver implementations.

  This removes many bugs from the drivers and has a very pleasing
  diffstat. More drivers can still be converted, but that is for another
  cycle.

   - A shared branch with RDMA reworking the RDMA ODP implementation

   - New mmu_interval_notifier API. This is focused on the use case of
     monitoring a VA and simplifies the process for drivers

   - A common seq-count locking scheme built into the
     mmu_interval_notifier API usable by drivers that call
     get_user_pages() or hmm_range_fault() with the VA range

   - Conversion of mlx5 ODP, hfi1, radeon, nouveau, AMD GPU, and Xen
     GntDev drivers to the new API. This deletes a lot of wonky driver
     code.

   - Two improvements for hmm_range_fault(), from testing done by Ralph"

* tag 'for-linus-hmm' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
  mm/hmm: remove hmm_range_dma_map and hmm_range_dma_unmap
  mm/hmm: make full use of walk_page_range()
  xen/gntdev: use mmu_interval_notifier_insert
  mm/hmm: remove hmm_mirror and related
  drm/amdgpu: Use mmu_interval_notifier instead of hmm_mirror
  drm/amdgpu: Use mmu_interval_insert instead of hmm_mirror
  drm/amdgpu: Call find_vma under mmap_sem
  nouveau: use mmu_interval_notifier instead of hmm_mirror
  nouveau: use mmu_notifier directly for invalidate_range_start
  drm/radeon: use mmu_interval_notifier_insert
  RDMA/hfi1: Use mmu_interval_notifier_insert for user_exp_rcv
  RDMA/odp: Use mmu_interval_notifier_insert()
  mm/hmm: define the pre-processor related parts of hmm.h even if disabled
  mm/hmm: allow hmm_range to be used with a mmu_interval_notifier or hmm_mirror
  mm/mmu_notifier: add an interval tree notifier
  mm/mmu_notifier: define the header pre-processor parts even if disabled
  mm/hmm: allow snapshot of the special zero page
2019-11-30 10:33:14 -08:00
Paolo Bonzini
3525d0ccd9 KVM: Add support for secure guests under the Protected Execution
Framework (PEF) Ultravisor on POWER.
 
 This enables secure memory to be represented as device memory,
 which provides a way for the host to keep track of which pages of a
 secure guest have been moved into secure memory managed by the
 ultravisor and are no longer accessible by the host, and manage
 movement of pages between secure and normal memory.
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Merge tag 'kvm-ppc-uvmem-5.5-2' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc into HEAD

KVM: Add support for secure guests under the Protected Execution
Framework (PEF) Ultravisor on POWER.

This enables secure memory to be represented as device memory,
which provides a way for the host to keep track of which pages of a
secure guest have been moved into secure memory managed by the
ultravisor and are no longer accessible by the host, and manage
movement of pages between secure and normal memory.
2019-11-29 19:20:08 +01:00
Wainer dos Santos Moschetta
80b10aa924 Documentation: kvm: Fix mention to number of ioctls classes
In api.txt it is said that KVM ioctls belong to three classes
but in reality it is four. Fixed this, but do not count categories
anymore to avoid such as outdated information in the future.

Signed-off-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-11-29 19:18:51 +01:00
Wolfram Sang
c1d084759c i2c: replace i2c_new_probed_device with an ERR_PTR variant
In the general move to have i2c_new_*_device functions which return
ERR_PTR instead of NULL, this patch converts i2c_new_probed_device().

There are only few users, so this patch converts the I2C core and all
users in one go. The function gets renamed to i2c_new_scanned_device()
so out-of-tree users will get a build failure to understand they need to
adapt their error checking code.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Luca Ceresoli <luca@lucaceresoli.net>
Reviewed-by: Max Staudt <max@enpas.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
2019-11-28 17:15:21 +01:00
Bjorn Helgaas
30c50d3a26 Merge branch 'remotes/lorenzo/pci/meson'
- Fix meson PERST# GPIO polarity problem (Remi Pommarel)

  - Add DT bindings for Amlogic Meson G12A (Neil Armstrong)

  - Fix meson clock names to match DT bindings (Neil Armstrong)

  - Add meson support for Amlogic G12A SoC with separate shared PHY (Neil
    Armstrong)

  - Add meson extended PCIe PHY functions for Amlogic G12A USB3+PCIe combo
    PHY (Neil Armstrong)

  - Add arm64 DT for Amlogic G12A PCIe controller node (Neil Armstrong)

  - Add commented-out description of VIM3 USB3/PCIe mux in arm64 DT (Neil
    Armstrong)

* remotes/lorenzo/pci/meson:
  arm64: dts: khadas-vim3: add commented support for PCIe
  arm64: dts: meson-g12a: Add PCIe node
  phy: meson-g12a-usb3-pcie: Add support for PCIe mode
  PCI: amlogic: meson: Add support for G12A
  PCI: amlogic: Fix probed clock names
  dt-bindings: pci: amlogic, meson-pcie: Add G12A bindings
  PCI: amlogic: Fix reset assertion via gpio descriptor
2019-11-28 08:54:46 -06:00
Bjorn Helgaas
e63758e279 Merge branch 'remotes/lorenzo/pci/layerscape'
- Add layerscape LS1028a support (Xiaowei Bao)

* remotes/lorenzo/pci/layerscape:
  PCI: layerscape: Add LS1028a support
  dt-bindings: pci: layerscape-pci: add compatible strings "fsl, ls1028a-pcie"
2019-11-28 08:54:45 -06:00
Bjorn Helgaas
774800cb09 Merge branch 'pci/resource'
- Protect pci_reassign_bridge_resources() against concurrent
    addition/removal (Benjamin Herrenschmidt)

  - Fix bridge dma_ranges resource list cleanup (Rob Herring)

  - Add PCI_STD_NUM_BARS for the number of standard BARs (Denis Efremov)

  - Add "pci=hpmmiosize" and "pci=hpmmioprefsize" parameters to control the
    MMIO and prefetchable MMIO window sizes of hotplug bridges
    independently (Nicholas Johnson)

  - Fix MMIO/MMIO_PREF window assignment that assigned more space than
    desired (Nicholas Johnson)

  - Only enforce bus numbers from bridge EA if the bridge has EA devices
    downstream (Subbaraya Sundeep)

* pci/resource:
  PCI: Do not use bus number zero from EA capability
  PCI: Avoid double hpmemsize MMIO window assignment
  PCI: Add "pci=hpmmiosize" and "pci=hpmmioprefsize" parameters
  PCI: Add PCI_STD_NUM_BARS for the number of standard BARs
  PCI: Fix missing bridge dma_ranges resource list cleanup
  PCI: Protect pci_reassign_bridge_resources() against concurrent addition/removal
2019-11-28 08:54:36 -06:00
Bjorn Helgaas
7cfe16393c Merge branch 'pci/pm'
- Always return devices to D0 when thawing to fix hibernation with
    drivers like mlx4 that used legacy power management (previously we only
    did it for drivers with new power management ops) (Dexuan Cui)

  - Clear PCIe PME Status even for legacy power management (Bjorn Helgaas)

  - Fix PCI PM documentation errors (Bjorn Helgaas)

  - Use dev_printk() for more power management messages (Bjorn Helgaas)

  - Apply D2 delay as milliseconds, not microseconds (Bjorn Helgaas)

  - Convert xen-platform from legacy to generic power management (Bjorn
    Helgaas)

  - Removed unused .resume_early() and .suspend_late() legacy power
    management hooks (Bjorn Helgaas)

  - Rearrange power management code for clarity (Rafael J. Wysocki)

  - Decode power states more clearly ("4" or "D4" really refers to
    "D3cold") (Bjorn Helgaas)

  - Notice when reading PM Control register returns an error (~0) instead
    of interpreting it as being in D3hot (Bjorn Helgaas)

  - Add missing link delays required by the PCIe spec (Mika Westerberg)

* pci/pm:
  PCI/PM: Move pci_dev_wait() definition earlier
  PCI/PM: Add missing link delays required by the PCIe spec
  PCI/PM: Add pcie_wait_for_link_delay()
  PCI/PM: Return error when changing power state from D3cold
  PCI/PM: Decode D3cold power state correctly
  PCI/PM: Fold __pci_complete_power_transition() into its caller
  PCI/PM: Avoid exporting __pci_complete_power_transition()
  PCI/PM: Fold __pci_start_power_transition() into its caller
  PCI/PM: Use pci_power_up() in pci_set_power_state()
  PCI/PM: Move power state update away from pci_power_up()
  PCI/PM: Remove unused pci_driver.suspend_late() hook
  PCI/PM: Remove unused pci_driver.resume_early() hook
  xen-platform: Convert to generic power management
  PCI/PM: Simplify pci_set_power_state()
  PCI/PM: Expand PM reset messages to mention D3hot (not just D3)
  PCI/PM: Apply D2 delay as milliseconds, not microseconds
  PCI/PM: Use pci_WARN() to include device information
  PCI/PM: Use PCI dev_printk() wrappers for consistency
  PCI/PM: Wrap long lines in documentation
  PCI/PM: Note that PME can be generated from D0
  PCI/PM: Make power management op coding style consistent
  PCI/PM: Run resume fixups before disabling wakeup events
  PCI/PM: Clear PCIe PME Status even for legacy power management
  PCI/PM: Correct pci_pm_thaw_noirq() documentation
  PCI/PM: Always return devices to D0 when thawing
2019-11-28 08:54:35 -06:00
Bjorn Helgaas
abd05c97f9 Merge branch 'pci/aspm'
- Remove unnecessary ASPM locking (Bjorn Helgaas)

  - Add support for disabling L1 PM Substates (Heiner Kallweit)

  - Allow re-enabling Clock PM after it has been disabled (Heiner Kallweit)

  - Add sysfs attributes for controlling ASPM link states (Heiner Kallweit)

  - Remove CONFIG_PCIEASPM_DEBUG, including "link_state" and "clk_ctl"
    sysfs files (Heiner Kallweit)

* pci/aspm:
  PCI/ASPM: Remove PCIEASPM_DEBUG Kconfig option and related code
  PCI/ASPM: Add sysfs attributes for controlling ASPM link states
  PCI/ASPM: Add pcie_aspm_get_link()
  PCI/ASPM: Allow re-enabling Clock PM
  PCI/ASPM: Add L1 PM substate support to pci_disable_link_state()
  PCI/ASPM: Remove pcie_aspm_enabled() unnecessary locking
2019-11-28 08:54:29 -06:00
Bjorn Helgaas
c2a3d213d1 Merge branch 'pci/aer'
- Restore AER capability after resume (Mayurkumar Patel)

  - Add PoisonTLPBlocked AER counter (Rajat Jain)

  - Use for_each_set_bit() to simplify AER code (Andy Shevchenko)

  - Fix AER kernel-doc (Andy Shevchenko)

  - Add "pcie_ports=dpc-native" parameter to allow native use of DPC even
    if platform didn't grant control over AER (Olof Johansson)

* pci/aer:
  PCI/DPC: Add "pcie_ports=dpc-native" to allow DPC without AER control
  PCI/AER: Fix kernel-doc warnings
  PCI/AER: Use for_each_set_bit() to simplify code
  PCI/AER: Add PoisonTLPBlocked to Uncorrectable error counters
  PCI/AER: Save AER Capability for suspend/resume
2019-11-28 08:54:28 -06:00
Bharata B Rao
22945688ac KVM: PPC: Book3S HV: Support reset of secure guest
Add support for reset of secure guest via a new ioctl KVM_PPC_SVM_OFF.
This ioctl will be issued by QEMU during reset and includes the
the following steps:

- Release all device pages of the secure guest.
- Ask UV to terminate the guest via UV_SVM_TERMINATE ucall
- Unpin the VPA pages so that they can be migrated back to secure
  side when guest becomes secure again. This is required because
  pinned pages can't be migrated.
- Reinit the partition scoped page tables

After these steps, guest is ready to issue UV_ESM call once again
to switch to secure mode.

Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
	[Implementation of uv_svm_terminate() and its call from
	guest shutdown path]
Signed-off-by: Ram Pai <linuxram@us.ibm.com>
	[Unpinning of VPA pages]
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
2019-11-28 17:02:31 +11:00
Linus Torvalds
a6ed68d646 drm main pull for 5.5-rc1
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Merge tag 'drm-next-2019-11-27' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Lots of stuff in here, though it hasn't been too insane this merge
  apart from dealing with the security fun.

  uapi:
   - export different colorspace properties on DP vs HDMI
   - new fourcc for ARM 16x16 block format
   - syncobj: allow querying last submitted timeline value
   - DRM_FORMAT_BIG_ENDIAN defined as unsigned

  core:
   - allow using gem vma manager in ttm
   - connector/encoder/bridge doc fixes
   - allow more than 3 encoders for a connector
   - displayport mst suspend/resume reprobing support
   - vram lazy unmapping, uniform vram mm and gem vram
   - edid cleanups + AVI informframe bar info
   - displayport helpers - dpcd parser added

  dp_cec:
   - Allow a connector to be associated with a cec device

  ttm:
   - pipelining with no_gpu_wait fix
   - always keep BOs on the LRU

  sched:
   - allow free_job routine to sleep

  i915:
   - Block userptr from mappable GTT
   - i915 perf uapi versioning
   - OA stream dynamic reconfiguration
   - make context persistence optional
   - introduce DRM_I915_UNSTABLE Kconfig
   - add fake lmem testing under unstable
   - BT.2020 support for DP MSA
   - struct mutex elimination
   - Tigerlake display/PLL/power management improvements
   - Jasper Lake PCH support
   - refactor PMU for multiple GPUs
   - Icelake firmware update
   - Split out vga + switcheroo code

  amdgpu:
   - implement dma-buf import/export without helpers
   - vega20 RAS enablement
   - DC i2c over aux fixes
   - renoir GPU reset
   - DC HDCP support
   - BACO support for CI/VI asics
   - MSI-X support
   - Arcturus EEPROM support
   - Arcturus VCN encode support
   - VCN dynamic powergating on RV/RV2

  amdkfd:
   - add navi12/14/renoir support to kfd

  radeon:
   - SI dpm fix ported from amdgpu
   - fix bad DMA on ppc platforms

  gma500:
   - memory leak fixes

  qxl:
   - convert to new gem mmap

  exynos:
   - build warning fix

  komeda:
   - add aclk sysfs attribute

  v3d:
   - userspace cleanup uapi change

  i810:
   - fix for underflow in dispatch ioctls

  ast:
   - refactor show_cursor

  mgag200:
   - refactor show_cursor

  arcgpu:
   - encoder finding improvements

  mediatek:
   - mipi_tx, dsi and partial crtc support for MT8183 SoC
   - rotation support

  meson:
   - add suspend/resume support

  omap:
   - misc refactors

  tegra:
   - DisplayPort support for Tegra 210, 186 and 194.
   - IOMMU-backed DMA API fixes

  panfrost:
   - fix lockdep issue
   - simplify devfreq integration

  rcar-du:
   - R8A774B1 SoC support
   - fixes for H2 ES2.0

  sun4i:
   - vcc-dsi regulator support

  virtio-gpu:
   - vmexit vs spinlock fix
   - move to gem shmem helpers
   - handle large command buffers with cma"

* tag 'drm-next-2019-11-27' of git://anongit.freedesktop.org/drm/drm: (1855 commits)
  drm/amdgpu: invalidate mmhub semaphore workaround in gmc9/gmc10
  drm/amdgpu: initialize vm_inv_eng0_sem for gfxhub and mmhub
  drm/amd/amdgpu/sriov skip RLCG s/r list for arcturus VF.
  drm/amd/amdgpu/sriov temporarily skip ras,dtm,hdcp for arcturus VF
  drm/amdgpu/gfx10: re-init clear state buffer after gpu reset
  merge fix for "ftrace: Rework event_create_dir()"
  drm/amdgpu: Update Arcturus golden registers
  drm/amdgpu/gfx10: fix out-of-bound mqd_backup array access
  drm/amdgpu/gfx10: explicitly wait for cp idle after halt/unhalt
  Revert "drm/amd/display: enable S/G for RAVEN chip"
  drm/amdgpu: disable gfxoff on original raven
  drm/amdgpu: remove experimental flag for Navi14
  drm/amdgpu: disable gfxoff when using register read interface
  drm/amdgpu/powerplay: properly set PP_GFXOFF_MASK (v2)
  drm/amdgpu: fix bad DMA from INTERRUPT_CNTL2
  drm/radeon: fix bad DMA from INTERRUPT_CNTL2
  drm/amd/display: Fix debugfs on MST connectors
  drm/amdgpu/nv: add asic func for fetching vbios from rom directly
  drm/amdgpu: put flush_delayed_work at first
  drm/amdgpu/vcn2.5: fix the enc loop with hw fini
  ...
2019-11-27 17:45:48 -08:00
Linus Torvalds
8c39f71ee2 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller:
 "This is mostly to fix the iwlwifi regression:

  1) Flush GRO state properly in iwlwifi driver, from Alexander Lobakin.

  2) Validate TIPC link name with properly length macro, from John
     Rutherford.

  3) Fix completion init and device query timeouts in ibmvnic, from
     Thomas Falcon.

  4) Fix SKB size calculation for netlink messages in psample, from
     Nikolay Aleksandrov.

  5) Similar kind of fix for OVS flow dumps, from Paolo Abeni.

  6) Handle queue allocation failure unwind properly in gve driver, we
     could try to release pages we didn't allocate. From Jeroen de
     Borst.

  7) Serialize TX queue SKB list accesses properly in mscc ocelot
     driver. From Yangbo Lu"

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net:
  net: usb: aqc111: Use the correct style for SPDX License Identifier
  net: phy: Use the correct style for SPDX License Identifier
  net: wireless: intel: iwlwifi: fix GRO_NORMAL packet stalling
  net: mscc: ocelot: use skb queue instead of skbs list
  net: mscc: ocelot: avoid incorrect consuming in skbs list
  gve: Fix the queue page list allocated pages count
  net: inet_is_local_reserved_port() port arg should be unsigned short
  openvswitch: fix flow command message size
  net: phy: dp83869: Fix return paths to return proper values
  net: psample: fix skb_over_panic
  net: usbnet: Fix -Wcast-function-type
  net: hso: Fix -Wcast-function-type
  net: port < inet_prot_sock(net) --> inet_port_requires_bind_service(net, port)
  ibmvnic: Serialize device queries
  ibmvnic: Bound waits for device queries
  ibmvnic: Terminate waiting device threads after loss of service
  ibmvnic: Fix completion structure initialization
  net-sctp: replace some sock_net(sk) with just 'net'
  net: Fix a documentation bug wrt. ip_unprivileged_port_start
  tipc: fix link name length check
2019-11-27 17:17:40 -08:00
Linus Torvalds
95f1fa9e34 New tracing features:
- PERAMAENT flag to ftrace_ops when attaching a callback to a function
    As /proc/sys/kernel/ftrace_enabled when set to zero will disable all
    attached callbacks in ftrace, this has a detrimental impact on live
    kernel tracing, as it disables all that it patched. If a ftrace_ops
    is registered to ftrace with the PERMANENT flag set, it will prevent
    ftrace_enabled from being disabled, and if ftrace_enabled is already
    disabled, it will prevent a ftrace_ops with PREMANENT flag set from
    being registered.
 
  - New register_ftrace_direct(). As eBPF would like to register its own
    trampolines to be called by the ftrace nop locations directly,
    without going through the ftrace trampoline, this function has been
    added. This allows for eBPF trampolines to live along side of
    ftrace, perf, kprobe and live patching. It also utilizes the ftrace
    enabled_functions file that keeps track of functions that have been
    modified in the kernel, to allow for security auditing.
 
  - Allow for kernel internal use of ftrace instances. Subsystems in
    the kernel can now create and destroy their own tracing instances
    which allows them to have their own tracing buffer, and be able
    to record events without worrying about other users from writing over
    their data.
 
  - New seq_buf_hex_dump() that lets users use the hex_dump() in their
    seq_buf usage.
 
  - Notifications now added to tracing_max_latency to allow user space
    to know when a new max latency is hit by one of the latency tracers.
 
  - Wider spread use of generic compare operations for use of bsearch and
    friends.
 
  - More synthetic event fields may be defined (32 up from 16)
 
  - Use of xarray for architectures with sparse system calls, for the
    system call trace events.
 
 This along with small clean ups and fixes.
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Merge tag 'trace-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing updates from Steven Rostedt:
 "New tracing features:

   - New PERMANENT flag to ftrace_ops when attaching a callback to a
     function.

     As /proc/sys/kernel/ftrace_enabled when set to zero will disable
     all attached callbacks in ftrace, this has a detrimental impact on
     live kernel tracing, as it disables all that it patched. If a
     ftrace_ops is registered to ftrace with the PERMANENT flag set, it
     will prevent ftrace_enabled from being disabled, and if
     ftrace_enabled is already disabled, it will prevent a ftrace_ops
     with PREMANENT flag set from being registered.

   - New register_ftrace_direct().

     As eBPF would like to register its own trampolines to be called by
     the ftrace nop locations directly, without going through the ftrace
     trampoline, this function has been added. This allows for eBPF
     trampolines to live along side of ftrace, perf, kprobe and live
     patching. It also utilizes the ftrace enabled_functions file that
     keeps track of functions that have been modified in the kernel, to
     allow for security auditing.

   - Allow for kernel internal use of ftrace instances.

     Subsystems in the kernel can now create and destroy their own
     tracing instances which allows them to have their own tracing
     buffer, and be able to record events without worrying about other
     users from writing over their data.

   - New seq_buf_hex_dump() that lets users use the hex_dump() in their
     seq_buf usage.

   - Notifications now added to tracing_max_latency to allow user space
     to know when a new max latency is hit by one of the latency
     tracers.

   - Wider spread use of generic compare operations for use of bsearch
     and friends.

   - More synthetic event fields may be defined (32 up from 16)

   - Use of xarray for architectures with sparse system calls, for the
     system call trace events.

  This along with small clean ups and fixes"

* tag 'trace-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (51 commits)
  tracing: Enable syscall optimization for MIPS
  tracing: Use xarray for syscall trace events
  tracing: Sample module to demonstrate kernel access to Ftrace instances.
  tracing: Adding new functions for kernel access to Ftrace instances
  tracing: Fix Kconfig indentation
  ring-buffer: Fix typos in function ring_buffer_producer
  ftrace: Use BIT() macro
  ftrace: Return ENOTSUPP when DYNAMIC_FTRACE_WITH_DIRECT_CALLS is not configured
  ftrace: Rename ftrace_graph_stub to ftrace_stub_graph
  ftrace: Add a helper function to modify_ftrace_direct() to allow arch optimization
  ftrace: Add helper find_direct_entry() to consolidate code
  ftrace: Add another check for match in register_ftrace_direct()
  ftrace: Fix accounting bug with direct->count in register_ftrace_direct()
  ftrace/selftests: Fix spelling mistake "wakeing" -> "waking"
  tracing: Increase SYNTH_FIELDS_MAX for synthetic_events
  ftrace/samples: Add a sample module that implements modify_ftrace_direct()
  ftrace: Add modify_ftrace_direct()
  tracing: Add missing "inline" in stub function of latency_fsnotify()
  tracing: Remove stray tab in TRACE_EVAL_MAP_FILE's help text
  tracing: Use seq_buf_hex_dump() to dump buffers
  ...
2019-11-27 11:42:01 -08:00
Linus Torvalds
9a3d7fd275 Driver core patches for 5.5-rc1
Here is the "big" set of driver core patches for 5.5-rc1
 
 There's a few minor cleanups and fixes in here, but the majority of the
 patches in here fall into two buckets:
   - debugfs api cleanups and fixes
   - driver core device link support for boot dependancy issues
 
 The debugfs api cleanups are working to slowly refactor the debugfs apis
 so that it is even harder to use incorrectly.  That work has been
 happening for the past few kernel releases and will continue over time,
 it's a long-term project/goal
 
 The driver core device link support missed 5.4 by just a bit, so it's
 been sitting and baking for many months now.  It's from Saravana Kannan
 to help resolve the problems that DT-based systems have at boot time
 with dependancy graphs and kernel modules.  Turns out that no one has
 actually tried to build a generic arm64 kernel with loads of modules and
 have it "just work" for a variety of platforms (like a distro kernel)
 The big problem turned out to be a lack of depandancy information
 between different areas of DT entries, and the work here resolves that
 problem and now allows devices to boot properly, and quicker than a
 monolith kernel.
 
 All of these patches have been in linux-next for a long time with no
 reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the "big" set of driver core patches for 5.5-rc1

  There's a few minor cleanups and fixes in here, but the majority of
  the patches in here fall into two buckets:

   - debugfs api cleanups and fixes

   - driver core device link support for boot dependancy issues

  The debugfs api cleanups are working to slowly refactor the debugfs
  apis so that it is even harder to use incorrectly. That work has been
  happening for the past few kernel releases and will continue over
  time, it's a long-term project/goal

  The driver core device link support missed 5.4 by just a bit, so it's
  been sitting and baking for many months now. It's from Saravana Kannan
  to help resolve the problems that DT-based systems have at boot time
  with dependancy graphs and kernel modules. Turns out that no one has
  actually tried to build a generic arm64 kernel with loads of modules
  and have it "just work" for a variety of platforms (like a distro
  kernel). The big problem turned out to be a lack of dependency
  information between different areas of DT entries, and the work here
  resolves that problem and now allows devices to boot properly, and
  quicker than a monolith kernel.

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

* tag 'driver-core-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (68 commits)
  tracing: Remove unnecessary DEBUG_FS dependency
  of: property: Add device link support for interrupt-parent, dmas and -gpio(s)
  debugfs: Fix !DEBUG_FS debugfs_create_automount
  of: property: Add device link support for "iommu-map"
  of: property: Fix the semantics of of_is_ancestor_of()
  i2c: of: Populate fwnode in of_i2c_get_board_info()
  drivers: base: Fix Kconfig indentation
  firmware_loader: Fix labels with comma for builtin firmware
  driver core: Allow device link operations inside sync_state()
  driver core: platform: Declare ret variable only once
  cpu-topology: declare parse_acpi_topology in <linux/arch_topology.h>
  crypto: hisilicon: no need to check return value of debugfs_create functions
  driver core: platform: use the correct callback type for bus_find_device
  firmware_class: make firmware caching configurable
  driver core: Clarify documentation for fwnode_operations.add_links()
  mailbox: tegra: Fix superfluous IRQ error message
  net: caif: Fix debugfs on 64-bit platforms
  mac80211: Use debugfs_create_xul() helper
  media: c8sectpfe: no need to check return value of debugfs_create functions
  of: property: Add device link support for iommus, mboxes and io-channels
  ...
2019-11-27 11:06:20 -08:00
Linus Torvalds
0dd09bc02c Staging / IIO patches for 5.5-rc1
Here is the big staging and iio set of patches for the 5.5-rc1 release.
 
 It's the usual huge collection of cleanup patches all over the
 drivers/staging/ area, along with a new staging driver, and a bunch of
 new IIO drivers as well.
 
 Full details are in the shortlog, but all of these have been in
 linux-next for a long time with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging / iio updates from Greg KH:
 "Here is the big staging and iio set of patches for the 5.5-rc1
  release.

  It's the usual huge collection of cleanup patches all over the
  drivers/staging/ area, along with a new staging driver, and a bunch of
  new IIO drivers as well.

  Full details are in the shortlog, but all of these have been in
  linux-next for a long time with no reported issues"

* tag 'staging-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (548 commits)
  staging: vchiq: Have vchiq_dump_* functions return an error code
  staging: vchiq: Refactor indentation in vchiq_dump_* functions
  staging: fwserial: Fix Kconfig indentation (seven spaces)
  staging: vchiq_dump: Replace min with min_t
  staging: vchiq: Fix block comment format in vchiq_dump()
  staging: octeon: indent with tabs instead of spaces
  staging: comedi: usbduxfast: usbduxfast_ai_cmdtest rounding error
  staging: most: core: remove sysfs attr remove_link
  staging: vc04: Fix Kconfig indentation
  staging: pi433: Fix Kconfig indentation
  staging: nvec: Fix Kconfig indentation
  staging: most: Fix Kconfig indentation
  staging: fwserial: Fix Kconfig indentation
  staging: fbtft: Fix Kconfig indentation
  fbtft: Drop OF dependency
  fbtft: Make use of device property API
  fbtft: Drop useless #ifdef CONFIG_OF and dead code
  fbtft: Describe function parameters in kernel-doc
  fbtft: Make sure string is NULL terminated
  staging: rtl8723bs: remove set but not used variable 'change', 'pos'
  ...
2019-11-27 10:57:52 -08:00
Linus Torvalds
8f56e4ebe0 Char/Misc driver patches for 5.5-rc1
Here is the big set of char/misc and other driver patches for 5.5-rc1
 
 Loads of different things in here, this feels like the catch-all of
 driver subsystems these days.  Full details are in the shortlog, but
 nothing major overall, just lots of driver updates and additions.
 
 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 'char-misc-5.5-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 set of char/misc and other driver patches for 5.5-rc1

  Loads of different things in here, this feels like the catch-all of
  driver subsystems these days. Full details are in the shortlog, but
  nothing major overall, just lots of driver updates and additions.

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

* tag 'char-misc-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (198 commits)
  char: Fix Kconfig indentation, continued
  habanalabs: add more protection of device during reset
  habanalabs: flush EQ workers in hard reset
  habanalabs: make the reset code more consistent
  habanalabs: expose reset counters via existing INFO IOCTL
  habanalabs: make code more concise
  habanalabs: use defines for F/W files
  habanalabs: remove prints on successful device initialization
  habanalabs: remove unnecessary checks
  habanalabs: invalidate MMU cache only once
  habanalabs: skip VA block list update in reset flow
  habanalabs: optimize MMU unmap
  habanalabs: prevent read/write from/to the device during hard reset
  habanalabs: split MMU properties to PCI/DRAM
  habanalabs: re-factor MMU masks and documentation
  habanalabs: type specific MMU cache invalidation
  habanalabs: re-factor memory module code
  habanalabs: export uapi defines to user-space
  habanalabs: don't print error when queues are full
  habanalabs: increase max jobs number to 512
  ...
2019-11-27 10:53:50 -08:00
Linus Torvalds
59274c7164 USB patches for 5.5-rc1
Here is the big set of USB patches for 5.5-rc1
 
 Lots of little things in here:
   - typec updates and additions
   - usb-serial drivers cleanups and fixes
   - misc USB drivers cleanups and fixes
   - gadget drivers new features and controllers added
   - usual xhci additions
   - other minor changes
 
 All of these have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB updates from Greg KH:
 "Here is the big set of USB patches for 5.5-rc1

  Lots of little things in here:
   - typec updates and additions
   - usb-serial drivers cleanups and fixes
   - misc USB drivers cleanups and fixes
   - gadget drivers new features and controllers added
   - usual xhci additions
   - other minor changes

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

* tag 'usb-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (223 commits)
  usb: gadget: udc: gr_udc: create debugfs directory under usb root
  usb: gadget: atmel: create debugfs directory under usb root
  usb: musb: create debugfs directory under usb root
  usb: serial: Fix Kconfig indentation
  usb: misc: Fix Kconfig indentation
  usb: gadget: Fix Kconfig indentation
  usb: host: Fix Kconfig indentation
  usb: dwc3: Fix Kconfig indentation
  usb: gadget: configfs: Fix missing spin_lock_init()
  usb-storage: Disable UAS on JMicron SATA enclosure
  USB: documentation: flags on usb-storage versus UAS
  USB: uas: heed CAPACITY_HEURISTICS
  USB: uas: honor flag to avoid CAPACITY16
  usb: host: xhci-tegra: Correct phy enable sequence
  usb-serial: cp201x: support Mark-10 digital force gauge
  usb: chipidea: imx: pinctrl for HSIC is optional
  usb: chipidea: imx: refine the error handling for hsic
  usb: chipidea: imx: change hsic power regulator as optional
  usb: chipidea: imx: check data->usbmisc_data against NULL before access
  usb: chipidea: core: change vbus-regulator as optional
  ...
2019-11-27 10:46:34 -08:00
Linus Torvalds
d768869728 RDMA subsystem updates for 5.5
Mainly a collection of smaller of driver updates this cycle.
 
 - Various driver updates and bug fixes for siw, bnxt_re, hns, qedr,
   iw_cxgb4, vmw_pvrdma, mlx5
 
 - Improvements in SRPT from working with iWarp
 
 - SRIOV VF support for bnxt_re
 
 - Skeleton kernel-doc files for drivers/infiniband
 
 - User visible counters for events related to ODP
 
 - Common code for tracking of mmap lifetimes so that drivers can link HW
   object liftime to a VMA
 
 - ODP bug fixes and rework
 
 - RDMA READ support for efa
 
 - Removal of the very old cxgb3 driver
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull rdma updates from Jason Gunthorpe:
 "Again another fairly quiet cycle with few notable core code changes
  and the usual variety of driver bug fixes and small improvements.

   - Various driver updates and bug fixes for siw, bnxt_re, hns, qedr,
     iw_cxgb4, vmw_pvrdma, mlx5

   - Improvements in SRPT from working with iWarp

   - SRIOV VF support for bnxt_re

   - Skeleton kernel-doc files for drivers/infiniband

   - User visible counters for events related to ODP

   - Common code for tracking of mmap lifetimes so that drivers can link
     HW object liftime to a VMA

   - ODP bug fixes and rework

   - RDMA READ support for efa

   - Removal of the very old cxgb3 driver"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (168 commits)
  RDMA/hns: Delete unnecessary callback functions for cq
  RDMA/hns: Rename the functions used inside creating cq
  RDMA/hns: Redefine the member of hns_roce_cq struct
  RDMA/hns: Redefine interfaces used in creating cq
  RDMA/efa: Expose RDMA read related attributes
  RDMA/efa: Support remote read access in MR registration
  RDMA/efa: Store network attributes in device attributes
  IB/hfi1: remove redundant assignment to variable ret
  RDMA/bnxt_re: Fix missing le16_to_cpu
  RDMA/bnxt_re: Fix stat push into dma buffer on gen p5 devices
  RDMA/bnxt_re: Fix chip number validation Broadcom's Gen P5 series
  RDMA/bnxt_re: Fix Kconfig indentation
  IB/mlx5: Implement callbacks for getting VFs GUID attributes
  IB/ipoib: Add ndo operation for getting VFs GUID attributes
  IB/core: Add interfaces to get VF node and port GUIDs
  net/core: Add support for getting VF GUIDs
  RDMA/qedr: Fix null-pointer dereference when calling rdma_user_mmap_get_offset
  RDMA/cm: Use refcount_t type for refcount variable
  IB/mlx5: Support extended number of strides for Striding RQ
  IB/mlx4: Update HW GID table while adding vlan GID
  ...
2019-11-27 10:17:28 -08:00
Linus Torvalds
0e45384cec MMC core:
- Add CMD13 polling for MMC IOCTLS with R1B response.
  - Add common DT properties for clk-phase-delays for various speed modes.
  - Fix size overflow for mmc gp-partitions.
  - Re-work HW reset for SDIO cards, which also includes a re-work for
    Marvell's WiFi mwifiex SDIO func driver.
 
 MMC host:
  - jz4740: Add support for X1000 and JZ4760.
  - jz4740: Add support for 8-bit bus and for low power mode.
  - mmci: Add support for HW busy timeout for the stm32_sdmmc variant.
  - owl-mmc: Add driver for Actions Semi Owl SoCs SD/MMC controller.
  - renesas_sdhi: Add support for r8a774b1.
  - sdhci_am654: Add support for Command Queuing Engine for J721E.
  - sdhci-milbeaut: Add driver for the Milbeaut SD controller.
  - sdhci-of-arasan: Add support for ZynqMP tap-delays.
  - sdhci-of-arasan: Add support for clk-phase-delays for SD cards.
  - sdhci-of-arasan: Add support for Intel LGM SDXC.
  - sdhci-of-aspeed: Allow inversion of the internal card detect signal.
  - sdhci-of-esdhc: Fixup workaround for erratum A-008171 for tunings.
  - sdhci-of-at91: Improve support for calibration.
  - sdhci-pci: Add support for Intel JSL.
  - sdhci-pci: Add quirk for AMD SDHC Device 0x7906.
  - tmio: Enable support for erase/discard/trim requests.
 
 MMC/OMAP/pandora/wl1251:
 The TI wl1251 WiFi driver for SDIO on the OMAP openpandora board has been
 broken since v4.7. To fix the problems, changes have been made cross
 subsystems, but also to OMAP2 machine code and to openpandora DTS files, as
 summarized below. Note that, relevant changes have been tagged for stable.
 
  - mmc/wl1251: Re-introduce lost SDIO quirks and vendor-id for wl1251
  - omap/omap_hsmmc: Remove redundant platform config for openpandora
  - omap_hsmmc: Initialize non-std SDIO card for wl1251 for pandora
  - omap/dts/pandora: Specify wl1251 through a child node of mmc3
  - wl1251: Add devicetree support for TI wl1251 SDIO
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Merge tag 'mmc-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC updates from Ulf Hansson:
 "These are the updates for MMC and MEMSTICK for v5.5.

  Note that this also contains quite some additional changes reaching
  beyond both the MMC and MEMSTICK subsystems. This is primarily because
  of fixing an old regression for a WiFi driver based on the SDIO
  interface on an OMAP openpandora board

  MMC core:
   - Add CMD13 polling for MMC IOCTLS with R1B response.
   - Add common DT properties for clk-phase-delays for various speed
     modes.
   - Fix size overflow for mmc gp-partitions.
   - Re-work HW reset for SDIO cards, which also includes a re-work for
     Marvell's WiFi mwifiex SDIO func driver.

  MMC host:
   - jz4740: Add support for X1000 and JZ4760.
   - jz4740: Add support for 8-bit bus and for low power mode.
   - mmci: Add support for HW busy timeout for the stm32_sdmmc variant.
   - owl-mmc: Add driver for Actions Semi Owl SoCs SD/MMC controller.
   - renesas_sdhi: Add support for r8a774b1.
   - sdhci_am654: Add support for Command Queuing Engine for J721E.
   - sdhci-milbeaut: Add driver for the Milbeaut SD controller.
   - sdhci-of-arasan: Add support for ZynqMP tap-delays.
   - sdhci-of-arasan: Add support for clk-phase-delays for SD cards.
   - sdhci-of-arasan: Add support for Intel LGM SDXC.
   - sdhci-of-aspeed: Allow inversion of the internal card detect
     signal.
   - sdhci-of-esdhc: Fixup workaround for erratum A-008171 for tunings.
   - sdhci-of-at91: Improve support for calibration.
   - sdhci-pci: Add support for Intel JSL.
   - sdhci-pci: Add quirk for AMD SDHC Device 0x7906.
   - tmio: Enable support for erase/discard/trim requests.

  MMC/OMAP/pandora/wl1251:

  The TI wl1251 WiFi driver for SDIO on the OMAP openpandora board has
  been broken since v4.7. To fix the problems, changes have been made
  cross subsystems, but also to OMAP2 machine code and to openpandora
  DTS files, as summarized below. Relevant changes have been tagged for
  stable.

   - mmc/wl1251: Re-introduce lost SDIO quirks and vendor-id for wl1251
   - omap/omap_hsmmc: Remove redundant platform config for openpandora
   - omap_hsmmc: Initialize non-std SDIO card for wl1251 for pandora
   - omap/dts/pandora: Specify wl1251 through a child node of mmc3
   - wl1251: Add devicetree support for TI wl1251 SDIO"

* tag 'mmc-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (73 commits)
  dt-bindings: mmc: Correct the type of the clk phase properties
  Revert "mmc: tmio: remove workaround for NON_REMOVABLE"
  memstick: Fix Kconfig indentation
  mmc: sdhci-of-arasan: Add support for ZynqMP Platform Tap Delays Setup
  dt-bindings: mmc: arasan: Document 'xlnx,zynqmp-8.9a' controller
  firmware: xilinx: Add SDIO Tap Delay nodes
  mmc: sdhci-of-arasan: Add support to set clock phase delays for SD
  dt-bindings: mmc: Add optional generic properties for mmc
  mmc: sdhci-of-arasan: Add sampling clock for a phy to use
  dt-bindings: mmc: arasan: Update Documentation for the input clock
  mmc: sdhci-of-arasan: Separate out clk related data to another structure
  mmc: sdhci: Fix grammar in warning message
  mmc: sdhci-of-aspeed: add inversion signal presence
  mmc: sdhci-of-aspeed: enable CONFIG_MMC_SDHCI_IO_ACCESSORS
  mmc: sdhci_am654: Add Support for Command Queuing Engine to J721E
  mmc: core: Fix size overflow for mmc partitions
  mmc: tmio: Add MMC_CAP_ERASE to allow erase/discard/trim requests
  net: wireless: ti: remove local VENDOR_ID and DEVICE_ID definitions
  net: wireless: ti: wl1251 use new SDIO_VENDOR_ID_TI_WL1251 definition
  mmc: core: fix wl1251 sdio quirks
  ...
2019-11-27 10:03:52 -08:00
Linus Torvalds
dc5fa46568 This is the bulk of pin control changes for the v5.5 kernel
series:
 
 Core changes:
 
 - Avoid taking direct references to device tree-supplied
   device names: these may changed at runtime under certain
   circumstances to kstrdup them.
 
 GPIO related:
 
 - Work is ongoing to move to passing the irqchip along as a
   templated struct gpio_irq_chip when adding a standard
   gpiolib-based irqchip to a GPIO controller, a few patches
   in this cycle switches a few pin control drivers over to
   using this method.
 
 New hardware support:
 
 - Intel Lightning Mountain SoC pin controller and GPIO
   support, a first Intel platform to use device tree rather
   than ACPI to configure the system. News reports says that
   this SoC is a network processor.
 
 - Qualcomm MSM8976 and MSM8956
 
 - Qualcomm PMIC GPIO now also supports PM6150 and PM6150L
 
 - Qualcomm SPMI MPP and SPMI GPIO for PM8950 and PMI8950
 
 - Rockchip RK3308
 
 - Renesas R8A77961
 
 - Allwinner Meson-A1
 
 Driver improvements:
 
 - get_multiple and set_multiple support for the AT91-PIO4 driver.
 
 - Convert Qualcomm SSBI GPIO to use the hierarchical IRQ helpers
   in the GPIOlib irqchip.
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Merge tag 'pinctrl-v5.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pin control updates from Linus Walleij:
 "This is the bulk of pin control changes for v5.5.

  It is pretty much business as usual, the most interesting thing I
  think is the pin controller for a new Intel chip called Lightning
  Mountain, which is according to news reports some kind of embedded
  network processor and what is surprising about it is that Intel have
  decided to use device tree to describe the system rather than ACPI
  that they have traditionally favored.

  Core changes:

   - Avoid taking direct references to device tree-supplied device
     names: these may changed at runtime under certain circumstances to
     kstrdup them.

  GPIO related:

   - Work is ongoing to move to passing the irqchip along as a templated
     struct gpio_irq_chip when adding a standard gpiolib-based irqchip
     to a GPIO controller, a few patches in this cycle switches a few
     pin control drivers over to using this method.

  New hardware support:

   - Intel Lightning Mountain SoC pin controller and GPIO support, a
     first Intel platform to use device tree rather than ACPI to
     configure the system. News reports says that this SoC is a network
     processor.

   - Qualcomm MSM8976 and MSM8956

   - Qualcomm PMIC GPIO now also supports PM6150 and PM6150L

   - Qualcomm SPMI MPP and SPMI GPIO for PM8950 and PMI8950

   - Rockchip RK3308

   - Renesas R8A77961

   - Allwinner Meson-A1

  Driver improvements:

   - get_multiple and set_multiple support for the AT91-PIO4 driver.

   - Convert Qualcomm SSBI GPIO to use the hierarchical IRQ helpers in
     the GPIOlib irqchip"

* tag 'pinctrl-v5.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (93 commits)
  pinctrl: ingenic: Add OTG VBUS pin for the JZ4770
  pinctrl: ingenic: Handle PIN_CONFIG_OUTPUT config
  pinctrl: Fix Kconfig indentation
  pinctrl: lewisburg: Update pin list according to v1.1v6
  MAINTAINERS: Replace my email by one @kernel.org
  pinctrl: armada-37xx: Fix irq mask access in armada_37xx_irq_set_type()
  dt-bindings: pinctrl: intel: Add for new SoC
  pinctrl: Add pinmux & GPIO controller driver for a new SoC
  pinctrl: rza1: remove unnecessary static inline function
  pinctrl: meson: add pinctrl driver support for Meson-A1 SoC
  pinctrl: meson: add a new callback for SoCs fixup
  pinctrl: nomadik: db8500: Add mc0_a_2 pin group without direction control
  dt-bindings: pinctrl: Convert generic pin mux and config properties to schema
  pinctrl: cherryview: Missed type change to unsigned int
  pinctrl: intel: Missed type change to unsigned int
  pinctrl: use devm_platform_ioremap_resource() to simplify code
  pinctrl: just return if no valid maps
  dt-bindings: pinctrl: qcom-pmic-mpp: Add support for PM/PMI8950
  pinctrl: qcom: spmi-mpp: Add PM/PMI8950 compatible strings
  dt-bindings: pinctrl: qcom-pmic-gpio: Add support for PM/PMI8950
  ...
2019-11-27 10:00:33 -08:00
Linus Torvalds
3d9e3501a0 hwmon updates for v5.5
- Added support for Texas Instruments TMP512/513
 - Added support for LTC2947
 - Added support for BEL PFE1100 and PFE3000
 - Various minor improvements and fixes
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Merge tag 'hwmon-for-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon updates from Guenter Roeck:

 - Add support for Texas Instruments TMP512/513

 - Add support for LTC2947

 - Add support for BEL PFE1100 and PFE3000

 - Various minor improvements and fixes

* tag 'hwmon-for-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  dell-smm-hwmon: Add documentation
  hwmon: (dell-smm) Add support for disabling automatic BIOS fan control
  hwmon: Add driver for Texas Instruments TMP512/513 sensor chips.
  dt-bindings: hwmon: Add TMP512/513
  docs: hwmon: Document bel-pfe pmbus driver
  hwmon: (pmbus) add driver for BEL PFE1100 and PFE3000
  dt-bindings: hwmon: Add ltc2947 documentation
  hwmon: Add support for ltc2947
  hwmon: (ina3221) Add summation feature support
  hwmon: (tmp421) Allow reading at 2Hz instead of 0.5Hz
  hwmon: (w83793d) remove redundant assignment to variable res
  hwmon: (pmbus/ibm-cffps) Add version detection capability
  dt-bindings: hwmon: Document ibm,cffps compatible string
  hwmon: abituguru: make array probe_order static, makes object smaller
  hwmon: (applesmc) switch to using input device polling mode
  hwmon: (aspeed-pwm-tacho) Use devm_platform_ioremap_resource() in aspeed_pwm_tacho_probe()
  hwmon: (pmbus/ibm-cffps) Fix LED blink behavior
  hwmon: (pmbus/ibm-cffps) Switch LEDs to blocking brightness call
2019-11-27 09:58:49 -08:00
Linus Torvalds
00074a7007 power supply and reset changes for the v5.5 series
Drivers:
  * test_power: add support for current and charge_counter
  * cpcap-charger: improve charge calculation and limit default charge voltage
  * ab8500: convert to IIO
  * misc. small fixes all over drivers
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Merge tag 'for-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:

 - test_power: add support for current and charge_counter

 - cpcap-charger: improve charge calculation and limit default charge
   voltage

 - ab8500: convert to IIO

 - misc small fixes all over drivers

* tag 'for-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (29 commits)
  power: supply: bd70528: Add MODULE_ALIAS to allow module auto loading
  power: supply: ab8500_charger: Fix inconsistent IS_ERR and PTR_ERR
  power: supply: cpcap-charger: cpcap_charger_voltage_to_regval() can be static
  power: supply: cpcap-battery: Add basic coulomb counter calibrate support
  power: supply: cpcap-battery: Read and save integrator register CCI
  power: supply: cpcap-battery: Simplify short term power average calculation
  power: supply: cpcap-battery: Simplify coulomb counter calculation with div_s64
  power: supply: cpcap-battery: Move coulomb counter units per lsb to ddata
  power: supply: cpcap-charger: Allow changing constant charge voltage
  power: supply: cpcap-battery: Fix handling of lowered charger voltage
  power: supply: cpcap-charger: Improve battery detection
  power: supply: cpcap-battery: Check voltage before orderly_poweroff
  power: supply: cpcap-charger: Limit voltage to 4.2V for battery
  power: supply: ab8500: Handle invalid IRQ from platform_get_irq_byname()
  power: supply: ab8500_fg: Do not free non-requested IRQs in probe's error path
  power: supply: ab8500: Cleanup probe in reverse order
  power: reset: at91: fix __le32 cast in reset code
  power: supply: abx500_chargalg: Fix code indentation
  mfd: Switch the AB8500 GPADC to IIO
  iio: adc: New driver for the AB8500 GPADC
  ...
2019-11-27 09:55:39 -08:00
Stephen Boyd
ec16ffe36d Merge branches 'clk-ingenic', 'clk-init-leak', 'clk-ux500' and 'clk-bitmain' into clk-next
- Support CGU in Ingenix X1000
 - Support Bitmain BM1880 clks

* clk-ingenic:
  clk: ingenic: Allow drivers to be built with COMPILE_TEST
  clk: Ingenic: Add CGU driver for X1000.
  dt-bindings: clock: Add X1000 bindings.

* clk-init-leak:
  clk: mark clk_disable_unused() as __init
  clk: Fix memory leak in clk_unregister()

* clk-ux500:
  MAINTAINERS: Update section for Ux500 clock drivers

* clk-bitmain:
  MAINTAINERS: Add entry for BM1880 SoC clock driver
  clk: Add common clock driver for BM1880 SoC
  dt-bindings: clock: Add devicetree binding for BM1880 SoC
  clk: Add clk_hw_unregister_composite helper function definition
  clk: Zero init clk_init_data in helpers
2019-11-27 08:15:13 -08:00
Stephen Boyd
6df24d0c2f Merge branches 'clk-ti', 'clk-allwinner', 'clk-qcom', 'clk-sa' and 'clk-aspeed' into clk-next
- Qualcomm MSM8998 GPU clk controllers
 - Qualcomm SC7180 GCC and RPMH clk controllers
 - Qualcomm QCS404 Q6SSTOP clk controllers
 - Use struct_size() some more in various clk drivers

* clk-ti:
  clk/ti/adpll: allocate room for terminating null
  ARM: dts: omap3: fix DPLL4 M4 divider max value
  clk: ti: divider: convert to use min,max,mask instead of width
  clk: ti: divider: cleanup ti_clk_parse_divider_data API
  clk: ti: divider: cleanup _register_divider and ti_clk_get_div_table
  clk: ti: am43xx: drop idlest polling from gfx clock
  clk: ti: am33xx: drop idlest polling from gfx clock
  clk: ti: am33xx: drop idlest polling from pruss clkctrl clock
  clk: ti: am43xx: drop idlest polling from pruss clkctrl clock
  clk: ti: omap5: Drop idlest polling from IPU & DSP clkctrl clocks
  clk: ti: omap4: Drop idlest polling from IPU & DSP clkctrl clocks
  clk: ti: dra7xx: Drop idlest polling from IPU & DSP clkctrl clocks
  clk: ti: omap5: add IVA subsystem clkctrl data
  dt-bindings: clk: add omap5 iva clkctrl definitions
  clk: ti: clkctrl: add new exported API for checking standby info
  clk: ti: clkctrl: convert to use bit helper macros instead of bitops
  clk: ti: clkctrl: fix setting up clkctrl clocks

* clk-allwinner:
  clk: sunxi-ng: h3: Export MBUS clock
  clk: sunxi-ng: h6: Allow GPU to change parent rate
  clk: sunxi-ng: h6: Use sigma-delta modulation for audio PLL

* clk-qcom:
  clk: qcom: rpmh: Reuse sdm845 clks for sm8150
  clk: qcom: Add MSM8998 GPU Clock Controller (GPUCC) driver
  clk: qcom: Allow constant ratio freq tables for rcg
  clk: qcom: smd: Add missing pnoc clock
  clk: qcom: Enumerate clocks and reset needed to boot the 8998 modem
  clk: qcom: clk-rpmh: Add support for RPMHCC for SC7180
  dt-bindings: clock: Introduce RPMHCC bindings for SC7180
  dt-bindings: clock: Add YAML schemas for the QCOM RPMHCC clock bindings
  clk: qcom: Add Global Clock controller (GCC) driver for SC7180
  dt-bindings: clock: Add sc7180 GCC clock binding
  dt-bindings: clock: Add YAML schemas for the QCOM GCC clock bindings
  clk: qcom: common: Return NULL from clk_hw OF provider
  clk: qcom: rcg: update the DFS macro for RCG
  clk: qcom: remove unneeded semicolon
  clk: qcom: Add Q6SSTOP clock controller for QCS404
  dt-bindings: clock: qcom: Add QCOM Q6SSTOP clock controller bindings

* clk-sa:
  drivers/clk: convert VL struct to struct_size

* clk-aspeed:
  clk: aspeed: Add RMII RCLK gates for both AST2500 MACs
  clk: ast2600: Add RMII RCLK gates for all four MACs
  dt-bindings: clock: Add AST2600 RMII RCLK gate definitions
  dt-bindings: clock: Add AST2500 RMII RCLK definitions
2019-11-27 08:14:38 -08:00
Stephen Boyd
74ca928886 Merge branches 'clk-hisi', 'clk-amlogic', 'clk-samsung', 'clk-renesas' and 'clk-imx' into clk-next
* clk-hisi:
  clk: hi6220: use CLK_OF_DECLARE_DRIVER

* clk-amlogic:
  clk: meson: axg-audio: use devm_platform_ioremap_resource() to simplify code
  clk: meson: axg_audio: add sm1 support
  clk: meson: axg-audio: provide clk top signal name
  clk: meson: axg-audio: prepare sm1 addition
  clk: meson: axg-audio: fix regmap last register
  clk: meson: axg-audio: remove useless defines
  dt-bindings: clock: meson: add sm1 resets to the axg-audio controller
  dt-bindings: clk: axg-audio: add sm1 bindings
  clk: meson: g12a: set CLK_MUX_ROUND_CLOSEST on the cpu clock muxes
  clk: meson: g12a: fix cpu clock rate setting
  clk: meson: gxbb: let sar_adc_clk_div set the parent clock rate

* clk-samsung:
  clk: samsung: exynos5420: Add SET_RATE_PARENT flag to clocks on G3D path
  clk: samsung: exynos5420: Preserve CPU clocks configuration during suspend/resume
  clk: samsung: exynos5420: Add VPLL rate table
  clk: samsung: exynos5420: Preserve PLL configuration during suspend/resume
  clk: samsung: exynos542x: Move G3D subsystem clocks to its sub-CMU
  clk: samsung: exynos5433: Fix error paths

* clk-renesas: (23 commits)
  clk: renesas: r8a7796: Add R8A77961 CPG/MSSR support
  clk: renesas: Rename CLK_R8A7796 to CLK_R8A77960
  dt-bindings: clock: renesas: cpg-mssr: Document r8a77961 support
  clk: renesas: r8a77965: Remove superfluous semicolon
  dt-bindings: clock: renesas: rcar-usb2-clock-sel: Fix typo in example
  dt-bindings: clock: renesas: Remove R-Car Gen2 legacy DT bindings
  dt-bindings: clock: Add r8a77961 CPG Core Clock Definitions
  dt-bindings: power: Add r8a77961 SYSC power domain definitions
  clk: renesas: rcar-gen3: Switch SD clocks to .determine_rate()
  clk: renesas: rcar-gen3: Switch Z clocks to .determine_rate()
  clk: renesas: rcar-gen2: Switch Z clock to .determine_rate()
  clk: renesas: r8a774b1: Add TMU clock
  clk: renesas: cpg-mssr: Add r8a774b1 support
  dt-bindings: clock: renesas: cpg-mssr: Document r8a774b1 binding
  clk: renesas: rcar-gen3: Loop to find best rate in cpg_sd_clock_round_rate()
  clk: renesas: rcar-gen3: Absorb cpg_sd_clock_calc_div()
  clk: renesas: rcar-gen3: Avoid double table iteration in SD .set_rate()
  clk: renesas: rcar-gen3: Improve arithmetic divisions
  clk: renesas: rcar-gen2: Improve arithmetic divisions
  clk: renesas: Remove R-Car Gen2 legacy DT clock support
  ...

* clk-imx:
  clk: imx: imx8mq: fix sys3_pll_out_sels
  clk: imx7ulp: do not export out IMX7ULP_CLK_MIPI_PLL clock
  clk: imx: imx6ul: use imx_obtain_fixed_clk_hw to simplify code
  clk: imx: imx6sx: use imx_obtain_fixed_clk_hw to simplify code
  clk: imx: imx6sll: use imx_obtain_fixed_clk_hw to simplify code
  clk: imx: imx7d: use imx_obtain_fixed_clk_hw to simplify code
  clk: imx7ulp: Correct DDR clock mux options
  clk: imx7ulp: Correct system clock source option #7
  clk: imx: imx8mq: mark sys1/2_pll as fixed clock
  clk: imx: imx8mn: mark sys_pll1/2 as fixed clock
  clk: imx: imx8mm: mark sys_pll1/2 as fixed clock
  clk: imx8mn: Define gates for pll1/2 fixed dividers
  clk: imx8mm: Define gates for pll1/2 fixed dividers
  clk: imx8mq: Define gates for pll1/2 fixed dividers
  clk: imx: clk-pll14xx: Make two variables static
  clk: imx8mq: Add VIDEO2_PLL clock
  clk: imx8mn: Use common 1443X/1416X PLL clock structure
  clk: imx8mm: Move 1443X/1416X PLL clock structure to common place
  clk: imx: pll14xx: Fix quick switch of S/K parameter
2019-11-27 08:14:17 -08:00
Linus Torvalds
89d57dddd7 media updates for v5.5-rc1
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Merge tag 'media/v5.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - uAPI documentation for stateless decoders

 - Added a new CEC ioctl together with its documentation

 - Improved IPU3 documentation

 - New i2c drivers: hi556 and imx290

 - Added support on Vivid driver for meta streams

 - Added de-interlace support for sunxi subdriver

 - Added a few new remote controler keymaps

 - Added H.265 support for Sunxi Cedrus driver

 - Another round of random driver cleanups, fixes and improvements

* tag 'media/v5.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (361 commits)
  media: Revert "media: mtk-vcodec: Remove extra area allocation in an input buffer on encoding"
  media: hantro: Set H264 FIELDPIC_FLAG_E flag correctly
  media: hantro: Remove now unused H264 pic_size
  media: hantro: Use output buffer width and height for H264 decoding
  media: hantro: Reduce H264 extra space for motion vectors
  media: hantro: Fix H264 motion vector buffer offset
  media: ti-vpe: vpe: fix compatible to match bindings
  media: dt-bindings: media: ti-vpe: Document VPE driver
  media: zr364xx: remove redundant assigmnent to idx, clean up code
  media: Documentation: media: *_DEFAULT targets for subdevs
  media: hantro: Fix s_fmt for dynamic resolution changes
  media: i2c: Use the correct style for SPDX License Identifier
  media: siano: Use the correct style for SPDX License Identifier
  media: vicodec: media_device_cleanup was called too early
  media: vim2m: media_device_cleanup was called too early
  media: cedrus: Increase maximum supported size
  media: cedrus: Fix H264 4k support
  media: cedrus: Properly signal size in mode register
  media: v4l2-ctrl: Lock main_hdl on operations of requests_queued.
  media: si470x-i2c: add missed operations in remove
  ...
2019-11-26 20:11:43 -08:00
Linus Torvalds
3f1b210a7f sound updates for 5.5-rc1
There have been some significant changes in the core side, both for
 ALSA and ASoC, while lots of development have been seen in SOF, as
 well as many small fixes/improvements for ASoC codecs and platforms.
 Below is a highlight in this cycle:
 
 Core:
 - The unification of PCM vmalloc buffer allocation helpers into the
   standard API
 - Clean up of the default PCM mmap handling for vmalloc & SG-buffer
 - Fix potential races at ALSA timer open
 - A few new PCM API extensions; just preliminary core changes, the
   actual changes in drivers will be merged in 5.6
 - Continued ASoC componentization works; now almost everything is a
   common ASoC component object.  A lot of refactoring and
   simplification have been done along with it.
 
 ASoC:
 - Many fixes to the Sound Open Firmware (SOF) code
 - Wake on voice support for Chromebooks
 - SPI support and trigger word detection for RT5677
 - New drivers for Analog Devices ADAU7118, Intel Cannonlake systems
   with RT1011 and RT5682, Texas Instruments TAS2562 and TAS2770
 
 HD-audio:
 - Improved Intel DSP configuration / probe code for SOF
 - Plumbing the legacy HD-audio driver with Intel SOF HDMI
 - DP-MST support for Nvidia HDMI codecs
 - Realtek quirks cleanups and new additions as usual
 
 Others:
 - Lots of refactoring and cleanups for FireWire; period-size sharing,
   h/w IRQ interval configuration, clock recovery improvements, etc
 - USB-audio: Scarlett mixer quirks
 - Cleanups of PCM calls in various drivers (including media and USB)
   to adapt the core API changes
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Merge tag 'sound-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
 "There have been some significant changes in the core side, both for
  ALSA and ASoC, while lots of development have been seen in SOF, as
  well as many small fixes/improvements for ASoC codecs and platforms.
  Below is a highlight in this cycle:

  Core:
   - The unification of PCM vmalloc buffer allocation helpers into the
     standard API
   - Clean up of the default PCM mmap handling for vmalloc & SG-buffer
   - Fix potential races at ALSA timer open
   - A few new PCM API extensions; just preliminary core changes, the
     actual changes in drivers will be merged in 5.6
   - Continued ASoC componentization works; now almost everything is a
     common ASoC component object. A lot of refactoring and
     simplification have been done along with it.

  ASoC:
   - Many fixes to the Sound Open Firmware (SOF) code
   - Wake on voice support for Chromebooks
   - SPI support and trigger word detection for RT5677
   - New drivers for Analog Devices ADAU7118, Intel Cannonlake systems
     with RT1011 and RT5682, Texas Instruments TAS2562 and TAS2770

  HD-audio:
   - Improved Intel DSP configuration / probe code for SOF
   - Plumbing the legacy HD-audio driver with Intel SOF HDMI
   - DP-MST support for Nvidia HDMI codecs
   - Realtek quirks cleanups and new additions as usual

  Others:
   - Lots of refactoring and cleanups for FireWire; period-size sharing,
     h/w IRQ interval configuration, clock recovery improvements, etc
   - USB-audio: Scarlett mixer quirks
   - Cleanups of PCM calls in various drivers (including media and USB)
     to adapt the core API changes"

* tag 'sound-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (497 commits)
  ALSA: usb-audio: Fix Focusrite Scarlett 6i6 gen1 - input handling
  ALSA: hda/realtek - Enable internal speaker of ASUS UX431FLC
  ALSA: aloop: Fix dependency on timer API
  ASoC: DMI long name - avoid to add board name if matches with product name
  ASoC: improve the DMI long card code in asoc-core
  ASoC: rsnd: fix DALIGN register for SSIU
  ALSA: aloop: Avoid unexpected timer event callback tasklets
  ALSA: aloop: Remove redundant locking in timer open function
  ASoC: component: Add sync_stop PCM ops
  ASoC: pcm: Make ioctl ops optional
  ALSA: hda/hdmi - Clear codec->relaxed_resume flag at unbinding
  ALSA: hda - Disable audio component for legacy Nvidia HDMI codecs
  ALSA: cs4236: fix error return comparison of an unsigned integer
  ALSA: usb-audio: Fix NULL dereference at parsing BADD
  ALSA: usb-audio: Fix Scarlett 6i6 Gen 2 port data
  ALSA: hda/realtek - Enable the headset-mic on a Xiaomi's laptop
  ALSA: hda/realtek - Move some alc236 pintbls to fallback table
  ALSA: hda/realtek - Move some alc256 pintbls to fallback table
  ALSA: docs: Update about the new PCM sync_stop ops
  ALSA: pcm: Add card sync_irq field
  ...
2019-11-26 20:04:35 -08:00
Linus Torvalds
361b0d286a Device properties framework updates for 5.5-rc1
Add support for printing fwnode names using a new conversion
 specifier "%pfw" (Sakari Ailus), clean up the software node and
 efi/apple-properties code in preparation for improved software node
 reference properties handling (Dmitry Torokhov) and fix the struct
 fwnode_operations description (Heikki Krogerus).
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Merge tag 'devprop-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull device properties framework updates from Rafael Wysocki:
 "Add support for printing fwnode names using a new conversion specifier
  "%pfw" (Sakari Ailus), clean up the software node and
  efi/apple-properties code in preparation for improved software node
  reference properties handling (Dmitry Torokhov) and fix the struct
  fwnode_operations description (Heikki Krogerus)"

* tag 'devprop-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (22 commits)
  software node: simplify property_entry_read_string_array()
  software node: unify PROPERTY_ENTRY_XXX macros
  software node: remove property_entry_read_uNN_array functions
  software node: get rid of property_set_pointer()
  software node: clean up property_copy_string_array()
  software node: mark internal macros with double underscores
  efi/apple-properties: use PROPERTY_ENTRY_U8_ARRAY_LEN
  software node: introduce PROPERTY_ENTRY_XXX_ARRAY_LEN()
  software node: remove DEV_PROP_MAX
  device property: Fix the description of struct fwnode_operations
  lib/test_printf: Add tests for %pfw printk modifier
  lib/vsprintf: Add %pfw conversion specifier for printing fwnode names
  lib/vsprintf: OF nodes are first and foremost, struct device_nodes
  lib/vsprintf: Make use of fwnode API to obtain node names and separators
  lib/vsprintf: Add a note on re-using %pf or %pF
  lib/vsprintf: Remove support for %pF and %pf in favour of %pS and %ps
  device property: Add a function to obtain a node's prefix
  device property: Add fwnode_get_name for returning the name of a node
  device property: Add functions for accessing node's parents
  device property: Move fwnode_get_parent() up
  ...
2019-11-26 19:45:12 -08:00
Linus Torvalds
6e9f879684 ACPI updates for 5.5-rc1
- Update the ACPICA code in the kernel to upstream revision 20191018
    including:
 
    * Fixes for Clang warnings (Bob Moore).
 
    * Fix for possible overflow in get_tick_count() (Bob Moore).
 
    * Introduction of acpi_unload_table() (Bob Moore).
 
    * Debugger and utilities updates (Erik Schmauss).
 
    * Fix for unloading tables loaded via configfs (Nikolaus Voss).
 
  - Add support for EFI specific purpose memory to optionally allow
    either application-exclusive or core-kernel-mm managed access to
    differentiated memory (Dan Williams).
 
  - Fix and clean up processing of the HMAT table (Brice Goglin,
    Qian Cai, Tao Xu).
 
  - Update the ACPI EC driver to make it work on systems with
    hardware-reduced ACPI (Daniel Drake).
 
  - Always build in support for the Generic Event Device (GED) to
    allow one kernel binary to work both on systems with full
    hardware ACPI and hardware-reduced ACPI (Arjan van de Ven).
 
  - Fix the table unload mechanism to unregister platform devices
    created when the given table was loaded (Andy Shevchenko).
 
  - Rework the lid blacklist handling in the button driver and add
    more lid quirks to it (Hans de Goede).
 
  - Improve ACPI-based device enumeration for some platforms based
    on Intel BayTrail SoCs (Hans de Goede).
 
  - Add an OpRegion driver for the Cherry Trail Crystal Cove PMIC
    and prevent handlers from being registered for unhandled PMIC
    OpRegions (Hans de Goede).
 
  - Unify ACPI _HID/_UID matching (Andy Shevchenko).
 
  - Clean up documentation and comments (Cao jin, James Pack, Kacper
    Piwiński).
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Merge tag 'acpi-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI updates from Rafael Wysocki:
 "These update the ACPICA code in the kernel to upstream revision
  20191018, add support for EFI specific purpose memory, update the ACPI
  EC driver to make it work on systems with hardware-reduced ACPI,
  improve ACPI-based device enumeration for some platforms, rework the
  lid blacklist handling in the button driver and add more lid quirks to
  it, unify ACPI _HID/_UID matching, fix assorted issues and clean up
  the code and documentation.

  Specifics:

   - Update the ACPICA code in the kernel to upstream revision 20191018
     including:
      * Fixes for Clang warnings (Bob Moore)
      * Fix for possible overflow in get_tick_count() (Bob Moore)
      * Introduction of acpi_unload_table() (Bob Moore)
      * Debugger and utilities updates (Erik Schmauss)
      * Fix for unloading tables loaded via configfs (Nikolaus Voss)

   - Add support for EFI specific purpose memory to optionally allow
     either application-exclusive or core-kernel-mm managed access to
     differentiated memory (Dan Williams)

   - Fix and clean up processing of the HMAT table (Brice Goglin, Qian
     Cai, Tao Xu)

   - Update the ACPI EC driver to make it work on systems with
     hardware-reduced ACPI (Daniel Drake)

   - Always build in support for the Generic Event Device (GED) to allow
     one kernel binary to work both on systems with full hardware ACPI
     and hardware-reduced ACPI (Arjan van de Ven)

   - Fix the table unload mechanism to unregister platform devices
     created when the given table was loaded (Andy Shevchenko)

   - Rework the lid blacklist handling in the button driver and add more
     lid quirks to it (Hans de Goede)

   - Improve ACPI-based device enumeration for some platforms based on
     Intel BayTrail SoCs (Hans de Goede)

   - Add an OpRegion driver for the Cherry Trail Crystal Cove PMIC and
     prevent handlers from being registered for unhandled PMIC OpRegions
     (Hans de Goede)

   - Unify ACPI _HID/_UID matching (Andy Shevchenko)

   - Clean up documentation and comments (Cao jin, James Pack, Kacper
     Piwiński)"

* tag 'acpi-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (52 commits)
  ACPI: OSI: Shoot duplicate word
  ACPI: HMAT: use %u instead of %d to print u32 values
  ACPI: NUMA: HMAT: fix a section mismatch
  ACPI: HMAT: don't mix pxm and nid when setting memory target processor_pxm
  ACPI: NUMA: HMAT: Register "soft reserved" memory as an "hmem" device
  ACPI: NUMA: HMAT: Register HMAT at device_initcall level
  device-dax: Add a driver for "hmem" devices
  dax: Fix alloc_dax_region() compile warning
  lib: Uplevel the pmem "region" ida to a global allocator
  x86/efi: Add efi_fake_mem support for EFI_MEMORY_SP
  arm/efi: EFI soft reservation to memblock
  x86/efi: EFI soft reservation to E820 enumeration
  efi: Common enable/disable infrastructure for EFI soft reservation
  x86/efi: Push EFI_MEMMAP check into leaf routines
  efi: Enumerate EFI_MEMORY_SP
  ACPI: NUMA: Establish a new drivers/acpi/numa/ directory
  ACPICA: Update version to 20191018
  ACPICA: debugger: remove leading whitespaces when converting a string to a buffer
  ACPICA: acpiexec: initialize all simple types and field units from user input
  ACPICA: debugger: add field unit support for acpi_db_get_next_token
  ...
2019-11-26 19:25:25 -08:00
Linus Torvalds
9e7a03233e Power management updates for 5.5-rc1
- Use nanoseconds (instead of microseconds) as the unit of time in
    the cpuidle core and simplify checks for disabled idle states in
    the idle loop (Rafael Wysocki).
 
  - Fix and clean up the teo cpuidle governor (Rafael Wysocki).
 
  - Fix the cpuidle registration error code path (Zhenzhong Duan).
 
  - Avoid excessive vmexits in the ACPI cpuidle driver (Yin Fengwei).
 
  - Extend the idle injection infrastructure to be able to measure the
    requested duration in nanoseconds and to allow an exit latency
    limit for idle states to be specified (Daniel Lezcano).
 
  - Fix cpufreq driver registration and clarify a comment in the
    cpufreq core (Viresh Kumar).
 
  - Add NULL checks to the show() and store() methods of sysfs
    attributes exposed by cpufreq (Kai Shen).
 
  - Update cpufreq drivers:
 
    * Fix for a plain int as pointer warning from sparse in
      intel_pstate (Jamal Shareef).
 
    * Fix for a hardcoded number of CPUs and stack bloat in the
      powernv driver (John Hubbard).
 
    * Updates to the ti-cpufreq driver and DT files to support new
      platforms and migrate bindings from opp-v1 to opp-v2 (Adam Ford,
      H. Nikolaus Schaller).
 
    * Merging of the arm_big_little and vexpress-spc drivers and
      related cleanup (Sudeep Holla).
 
    * Fix for imx's default speed grade value (Anson Huang).
 
    * Minor cleanup of the s3c64xx driver (Nathan Chancellor).
 
    * CPU speed bin detection fix for sun50i (Ondrej Jirman).
 
  - Appoint Chanwoo Choi as the new devfreq maintainer.
 
  - Update the devfreq core:
 
    * Check NULL governor in available_governors_show sysfs to prevent
      showing wrong governor information and fix a race condition
      between devfreq_update_status() and trans_stat_show() (Leonard
      Crestez).
 
    * Add new 'interrupt-driven' flag for devfreq governors to allow
      interrupt-driven governors to prevent the devfreq core from
      polling devices for status (Dmitry Osipenko).
 
    * Improve an error message in devfreq_add_device() (Matthias
      Kaehlcke).
 
  - Update devfreq drivers:
 
    * tegra30 driver fixes and cleanups (Dmitry Osipenko).
 
    * Removal of unused property from dt-binding documentation for
      the exynos-bus driver (Kamil Konieczny).
 
    * exynos-ppmu cleanup and DT bindings update (Lukasz Luba, Marek
      Szyprowski).
 
  - Add new CPU IDs for CometLake Mobile and Desktop to the Intel RAPL
    power capping driver (Zhang Rui).
 
  - Allow device initialization in the generic power domains (genpd)
    framework to be more straightforward and clean it up (Ulf Hansson).
 
  - Add support for adjusting OPP voltages at run time to the OPP
    framework (Stephen Boyd).
 
  - Avoid freeing memory that has never been allocated in the
    hibernation core (Andy Whitcroft).
 
  - Clean up function headers in a header file and coding style in the
    wakeup IRQs handling code (Ulf Hansson, Xiaofei Tan).
 
  - Clean up the SmartReflex adaptive voltage scaling (AVS) driver for
    ARM (Ben Dooks, Geert Uytterhoeven).
 
  - Wrap power management documentation to fit in 80 columns (Bjorn
    Helgaas).
 
  - Add pm-graph utility entry to MAINTAINERS (Todd Brandt).
 
  - Update the cpupower utility:
 
    * Fix the handling of set and info subcommands (Abhishek Goel).
 
    * Fix build warnings (Nathan Chancellor).
 
    * Improve mperf_monitor handling (Janakarajan Natarajan).
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Merge tag 'pm-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management updates from Rafael Wysocki:
 "These include cpuidle changes to use nanoseconds (instead of
  microseconds) as the unit of time and to simplify checks for disabled
  idle states in the idle loop, some cpuidle fixes and governor updates,
  assorted cpufreq updates (driver updates mostly and a few core fixes
  and cleanups), devfreq updates (dominated by the tegra30 driver
  changes), new CPU IDs for the RAPL power capping driver, relatively
  minor updates of the generic power domains (genpd) and operation
  performance points (OPP) frameworks, and assorted fixes and cleanups.

  There are also two maintainer information updates: Chanwoo Choi will
  be maintaining the devfreq subsystem going forward and Todd Brandt is
  going to maintain the pm-graph utility (created by him).

  Specifics:

   - Use nanoseconds (instead of microseconds) as the unit of time in
     the cpuidle core and simplify checks for disabled idle states in
     the idle loop (Rafael Wysocki)

   - Fix and clean up the teo cpuidle governor (Rafael Wysocki)

   - Fix the cpuidle registration error code path (Zhenzhong Duan)

   - Avoid excessive vmexits in the ACPI cpuidle driver (Yin Fengwei)

   - Extend the idle injection infrastructure to be able to measure the
     requested duration in nanoseconds and to allow an exit latency
     limit for idle states to be specified (Daniel Lezcano)

   - Fix cpufreq driver registration and clarify a comment in the
     cpufreq core (Viresh Kumar)

   - Add NULL checks to the show() and store() methods of sysfs
     attributes exposed by cpufreq (Kai Shen)

   - Update cpufreq drivers:
      * Fix for a plain int as pointer warning from sparse in
        intel_pstate (Jamal Shareef)
      * Fix for a hardcoded number of CPUs and stack bloat in the
        powernv driver (John Hubbard)
      * Updates to the ti-cpufreq driver and DT files to support new
        platforms and migrate bindings from opp-v1 to opp-v2 (Adam Ford,
        H. Nikolaus Schaller)
      * Merging of the arm_big_little and vexpress-spc drivers and
        related cleanup (Sudeep Holla)
      * Fix for imx's default speed grade value (Anson Huang)
      * Minor cleanup of the s3c64xx driver (Nathan Chancellor)
      * CPU speed bin detection fix for sun50i (Ondrej Jirman)

   - Appoint Chanwoo Choi as the new devfreq maintainer.

   - Update the devfreq core:
      * Check NULL governor in available_governors_show sysfs to prevent
        showing wrong governor information and fix a race condition
        between devfreq_update_status() and trans_stat_show() (Leonard
        Crestez)
      * Add new 'interrupt-driven' flag for devfreq governors to allow
        interrupt-driven governors to prevent the devfreq core from
        polling devices for status (Dmitry Osipenko)
      * Improve an error message in devfreq_add_device() (Matthias
        Kaehlcke)

   - Update devfreq drivers:
      * tegra30 driver fixes and cleanups (Dmitry Osipenko)
      * Removal of unused property from dt-binding documentation for the
        exynos-bus driver (Kamil Konieczny)
      * exynos-ppmu cleanup and DT bindings update (Lukasz Luba, Marek
        Szyprowski)

   - Add new CPU IDs for CometLake Mobile and Desktop to the Intel RAPL
     power capping driver (Zhang Rui)

   - Allow device initialization in the generic power domains (genpd)
     framework to be more straightforward and clean it up (Ulf Hansson)

   - Add support for adjusting OPP voltages at run time to the OPP
     framework (Stephen Boyd)

   - Avoid freeing memory that has never been allocated in the
     hibernation core (Andy Whitcroft)

   - Clean up function headers in a header file and coding style in the
     wakeup IRQs handling code (Ulf Hansson, Xiaofei Tan)

   - Clean up the SmartReflex adaptive voltage scaling (AVS) driver for
     ARM (Ben Dooks, Geert Uytterhoeven)

   - Wrap power management documentation to fit in 80 columns (Bjorn
     Helgaas)

   - Add pm-graph utility entry to MAINTAINERS (Todd Brandt)

   - Update the cpupower utility:
      * Fix the handling of set and info subcommands (Abhishek Goel)
      * Fix build warnings (Nathan Chancellor)
      * Improve mperf_monitor handling (Janakarajan Natarajan)"

* tag 'pm-5.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (83 commits)
  PM: Wrap documentation to fit in 80 columns
  cpuidle: Pass exit latency limit to cpuidle_use_deepest_state()
  cpuidle: Allow idle injection to apply exit latency limit
  cpuidle: Introduce cpuidle_driver_state_disabled() for driver quirks
  cpuidle: teo: Avoid code duplication in conditionals
  cpufreq: Register drivers only after CPU devices have been registered
  cpuidle: teo: Avoid using "early hits" incorrectly
  cpuidle: teo: Exclude cpuidle overhead from computations
  PM / Domains: Convert to dev_to_genpd_safe() in genpd_syscore_switch()
  mmc: tmio: Avoid boilerplate code in ->runtime_suspend()
  PM / Domains: Implement the ->start() callback for genpd
  PM / Domains: Introduce dev_pm_domain_start()
  ARM: OMAP2+: SmartReflex: add omap_sr_pdata definition
  PM / wakeirq: remove unnecessary parentheses
  power: avs: smartreflex: Remove superfluous cast in debugfs_create_file() call
  cpuidle: Use nanoseconds as the unit of time
  PM / OPP: Support adjusting OPP voltages at runtime
  PM / core: Clean up some function headers in power.h
  cpufreq: Add NULL checks to show() and store() methods of cpufreq
  cpufreq: intel_pstate: Fix plain int as pointer warning from sparse
  ...
2019-11-26 19:06:44 -08:00
Linus Torvalds
1ae78780ed Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull RCU updates from Ingo Molnar:
 "The main changes in this cycle were:

   - Dynamic tick (nohz) updates, perhaps most notably changes to force
     the tick on when needed due to lengthy in-kernel execution on CPUs
     on which RCU is waiting.

   - Linux-kernel memory consistency model updates.

   - Replace rcu_swap_protected() with rcu_prepace_pointer().

   - Torture-test updates.

   - Documentation updates.

   - Miscellaneous fixes"

* 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (51 commits)
  security/safesetid: Replace rcu_swap_protected() with rcu_replace_pointer()
  net/sched: Replace rcu_swap_protected() with rcu_replace_pointer()
  net/netfilter: Replace rcu_swap_protected() with rcu_replace_pointer()
  net/core: Replace rcu_swap_protected() with rcu_replace_pointer()
  bpf/cgroup: Replace rcu_swap_protected() with rcu_replace_pointer()
  fs/afs: Replace rcu_swap_protected() with rcu_replace_pointer()
  drivers/scsi: Replace rcu_swap_protected() with rcu_replace_pointer()
  drm/i915: Replace rcu_swap_protected() with rcu_replace_pointer()
  x86/kvm/pmu: Replace rcu_swap_protected() with rcu_replace_pointer()
  rcu: Upgrade rcu_swap_protected() to rcu_replace_pointer()
  rcu: Suppress levelspread uninitialized messages
  rcu: Fix uninitialized variable in nocb_gp_wait()
  rcu: Update descriptions for rcu_future_grace_period tracepoint
  rcu: Update descriptions for rcu_nocb_wake tracepoint
  rcu: Remove obsolete descriptions for rcu_barrier tracepoint
  rcu: Ensure that ->rcu_urgent_qs is set before resched IPI
  workqueue: Convert for_each_wq to use built-in list check
  rcu: Several rcu_segcblist functions can be static
  rcu: Remove unused function hlist_bl_del_init_rcu()
  Documentation: Rename rcu_node_context_switch() to rcu_note_context_switch()
  ...
2019-11-26 15:42:43 -08:00
Maciej Żenczykowski
ac71676c49 net: Fix a documentation bug wrt. ip_unprivileged_port_start
It cannot overlap with the local port range - ie. with autobind selectable
ports - and not with reserved ports.

Indeed 'ip_local_reserved_ports' isn't even a range, it's a (by default
empty) set.

Fixes: 4548b683b7 ("Introduce a sysctl that modifies the value of PROT_SOCK.")
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-11-26 13:17:49 -08:00
Rob Herring
30a3e01d4c dt-bindings: arm: Remove leftover axentia.txt
The bindings described in axentia.txt are already covered by
atmel-at91.yaml, so remove the file.

Cc: Peter Rosin <peda@axentia.se>
Cc: Nicolas Ferre <nicolas.ferre@microchip.com>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-26 12:32:44 -07:00
Rob Herring
cf7d88fb86 dt-bindings: interrupt-controller: arm,gic-v3: Add missing type to interrupt-partition-* nodes
Add missing 'type: object' schema to interrupt-partition-* nodes. Found
with fix to meta-schema checks.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Acked-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-26 12:29:33 -07:00
Rob Herring
cb6192d647 dt-bindings: firmware: ixp4xx: Drop redundant minItems/maxItems
The minItems/maxItems default to the number of items in an 'items' list,
so drop the redundant specifying of them here.

Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-26 12:29:32 -07:00
Krzysztof Kozlowski
d17f8338fe dt-bindings: power: Rename back power_domain.txt bindings to fix references
With split of power domain controller bindings to power-domain.yaml,
the consumer part was renamed to power-domain.txt breaking the
references.  Undo the renaming.

Reported-by: Geert Uytterhoeven <geert+renesas@glider.be>
Fixes: 5279a3d8be ("dt-bindings: power: Convert Generic Power Domain bindings to json-schema")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-26 12:29:11 -07:00
Linus Torvalds
1d87200446 Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 asm updates from Ingo Molnar:
 "The main changes in this cycle were:

   - Cross-arch changes to move the linker sections for NOTES and
     EXCEPTION_TABLE into the RO_DATA area, where they belong on most
     architectures. (Kees Cook)

   - Switch the x86 linker fill byte from x90 (NOP) to 0xcc (INT3), to
     trap jumps into the middle of those padding areas instead of
     sliding execution. (Kees Cook)

   - A thorough cleanup of symbol definitions within x86 assembler code.
     The rather randomly named macros got streamlined around a
     (hopefully) straightforward naming scheme:

        SYM_START(name, linkage, align...)
        SYM_END(name, sym_type)

        SYM_FUNC_START(name)
        SYM_FUNC_END(name)

        SYM_CODE_START(name)
        SYM_CODE_END(name)

        SYM_DATA_START(name)
        SYM_DATA_END(name)

     etc - with about three times of these basic primitives with some
     label, local symbol or attribute variant, expressed via postfixes.

     No change in functionality intended. (Jiri Slaby)

   - Misc other changes, cleanups and smaller fixes"

* 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (67 commits)
  x86/entry/64: Remove pointless jump in paranoid_exit
  x86/entry/32: Remove unused resume_userspace label
  x86/build/vdso: Remove meaningless CFLAGS_REMOVE_*.o
  m68k: Convert missed RODATA to RO_DATA
  x86/vmlinux: Use INT3 instead of NOP for linker fill bytes
  x86/mm: Report actual image regions in /proc/iomem
  x86/mm: Report which part of kernel image is freed
  x86/mm: Remove redundant address-of operators on addresses
  xtensa: Move EXCEPTION_TABLE to RO_DATA segment
  powerpc: Move EXCEPTION_TABLE to RO_DATA segment
  parisc: Move EXCEPTION_TABLE to RO_DATA segment
  microblaze: Move EXCEPTION_TABLE to RO_DATA segment
  ia64: Move EXCEPTION_TABLE to RO_DATA segment
  h8300: Move EXCEPTION_TABLE to RO_DATA segment
  c6x: Move EXCEPTION_TABLE to RO_DATA segment
  arm64: Move EXCEPTION_TABLE to RO_DATA segment
  alpha: Move EXCEPTION_TABLE to RO_DATA segment
  x86/vmlinux: Move EXCEPTION_TABLE to RO_DATA segment
  x86/vmlinux: Actually use _etext for the end of the text segment
  vmlinux.lds.h: Allow EXCEPTION_TABLE to live in RO_DATA
  ...
2019-11-26 10:42:40 -08:00
Linus Torvalds
53a07a148f Merge branch 'x86-pti-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 PTI updates from Ingo Molnar:
 "Fix reporting bugs of the MDS and TAA mitigation status, if one or
  both are set via a boot option.

  No change to mitigation behavior intended"

* 'x86-pti-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/speculation: Fix redundant MDS mitigation message
  x86/speculation: Fix incorrect MDS/TAA mitigation status
2019-11-26 10:11:01 -08:00
Linus Torvalds
85fbf15bc9 Merge branch 'x86-boot-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 boot updates from Ingo Molnar:
 "The main changes were:

   - Extend the boot protocol to allow future extensions without hitting
     the setup_header size limit.

   - Add quirk to devicetree systems to disable the RTC unless it's
     listed as a supported device.

   - Fix ld.lld linker pedantry"

* 'x86-boot-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/boot: Introduce setup_indirect
  x86/boot: Introduce kernel_info.setup_type_max
  x86/boot: Introduce kernel_info
  x86/init: Allow DT configured systems to disable RTC at boot time
  x86/realmode: Explicitly set entry point via ENTRY in linker script
2019-11-26 08:40:20 -08:00
Diego Calleja
484e0d2b11 dm: add dm-clone to the documentation index
Fixes: 7431b7835f ("dm: add clone target")
Signed-off-by: Diego Calleja <diegocg@gmail.com>
Signed-off-by: Nikos Tsironis <ntsironis@arrikto.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2019-11-26 10:33:50 -05:00
Rafael J. Wysocki
782b59711e Merge branch 'acpi-mm'
* acpi-mm:
  ACPI: HMAT: use %u instead of %d to print u32 values
  ACPI: NUMA: HMAT: fix a section mismatch
  ACPI: HMAT: don't mix pxm and nid when setting memory target processor_pxm
  ACPI: NUMA: HMAT: Register "soft reserved" memory as an "hmem" device
  ACPI: NUMA: HMAT: Register HMAT at device_initcall level
  device-dax: Add a driver for "hmem" devices
  dax: Fix alloc_dax_region() compile warning
  lib: Uplevel the pmem "region" ida to a global allocator
  x86/efi: Add efi_fake_mem support for EFI_MEMORY_SP
  arm/efi: EFI soft reservation to memblock
  x86/efi: EFI soft reservation to E820 enumeration
  efi: Common enable/disable infrastructure for EFI soft reservation
  x86/efi: Push EFI_MEMMAP check into leaf routines
  efi: Enumerate EFI_MEMORY_SP
  ACPI: NUMA: Establish a new drivers/acpi/numa/ directory
2019-11-26 10:31:02 +01:00
Rafael J. Wysocki
995e2ef082 Merge branches 'acpi-utils', 'acpi-platform', 'acpi-video' and 'acpi-doc'
* acpi-utils:
  iommu/amd: Switch to use acpi_dev_hid_uid_match()
  mmc: sdhci-acpi: Switch to use acpi_dev_hid_uid_match()
  ACPI / LPSS: Switch to use acpi_dev_hid_uid_match()
  ACPI / utils: Introduce acpi_dev_hid_uid_match() helper
  ACPI / utils: Move acpi_dev_get_first_match_dev() under CONFIG_ACPI
  ACPI / utils: Describe function parameters in kernel-doc

* acpi-platform:
  ACPI: platform: Unregister stale platform devices
  ACPI: Always build evged in

* acpi-video:
  ACPI: video: update doc for acpi_video_bus_DOS()

* acpi-doc:
  ACPI: Documentation: Minor spelling fix in namespace.rst
2019-11-26 10:30:49 +01:00
Rafael J. Wysocki
e350b60f4e Merge branches 'pm-avs', 'pm-docs' and 'pm-tools'
* pm-avs:
  ARM: OMAP2+: SmartReflex: add omap_sr_pdata definition
  power: avs: smartreflex: Remove superfluous cast in debugfs_create_file() call

* pm-docs:
  PM: Wrap documentation to fit in 80 columns

* pm-tools:
  cpupower: ToDo: Update ToDo with ideas for per_cpu_schedule handling
  cpupower: mperf_monitor: Update cpupower to use the RDPRU instruction
  cpupower: mperf_monitor: Introduce per_cpu_schedule flag
  cpupower: Move needs_root variable into a sub-struct
  cpupower : Handle set and info subcommands correctly
  pm-graph info added to MAINTAINERS
  tools/power/cpupower: Fix initializer override in hsw_ext_cstates
2019-11-26 10:28:34 +01:00
Rafael J. Wysocki
fa6a599eb3 Merge branch 'pm-devfreq'
* pm-devfreq: (26 commits)
  PM / devfreq: tegra30: Tune up MCCPU boost-down coefficient
  PM / devfreq: tegra30: Support variable polling interval
  PM / devfreq: Add new interrupt_driven flag for governors
  PM / devfreq: tegra30: Use kHz units for dependency threshold
  PM / devfreq: tegra30: Disable consecutive interrupts when appropriate
  PM / devfreq: tegra30: Don't enable already enabled consecutive interrupts
  PM / devfreq: tegra30: Include appropriate header
  PM / devfreq: tegra30: Constify structs
  PM / devfreq: tegra30: Don't enable consecutive-down interrupt on startup
  PM / devfreq: tegra30: Reset boosting on startup
  PM / devfreq: tegra30: Move clk-notifier's registration to governor's start
  PM / devfreq: tegra30: Use CPUFreq notifier
  PM / devfreq: tegra30: Use kHz units uniformly in the code
  PM / devfreq: tegra30: Fix integer overflow on CPU's freq max out
  PM / devfreq: tegra30: Drop write-barrier
  PM / devfreq: tegra30: Handle possible round-rate error
  PM / devfreq: tegra30: Keep interrupt disabled while governor is stopped
  PM / devfreq: tegra30: Change irq type to unsigned int
  PM / devfreq: exynos-ppmu: remove useless assignment
  PM / devfreq: Lock devfreq in trans_stat_show
  ...
2019-11-26 10:27:17 +01:00
Rafael J. Wysocki
c48b90f84a Merge branch 'pm-cpufreq'
* pm-cpufreq: (23 commits)
  cpufreq: Register drivers only after CPU devices have been registered
  cpufreq: Add NULL checks to show() and store() methods of cpufreq
  cpufreq: intel_pstate: Fix plain int as pointer warning from sparse
  cpufreq: sun50i: Fix CPU speed bin detection
  cpufreq: powernv: fix stack bloat and hard limit on number of CPUs
  cpufreq: Clarify the comment in cpufreq_set_policy()
  cpufreq: vexpress-spc: find and skip duplicates when merging frequencies
  cpufreq: vexpress-spc: use macros instead of hardcoded values for cluster ids
  cpufreq: s3c64xx: Remove pointless NULL check in s3c64xx_cpufreq_driver_init
  cpufreq: imx-cpufreq-dt: Correct i.MX8MN's default speed grade value
  cpufreq: vexpress-spc: fix some coding style issues
  cpufreq: vexpress-spc: remove lots of debug messages
  cpufreq: vexpress-spc: drop unnessary cpufreq_arm_bL_ops abstraction
  cpufreq: merge arm_big_little and vexpress-spc
  cpufreq: scpi: remove stale/outdated comment about the driver
  ARM: dts: Add OPP-V2 table for AM3517
  cpufreq: ti-cpufreq: Add support for AM3517
  ARM: dts: omap36xx: using OPP1G needs to control the abb_ldo
  cpufreq: ti-cpufreq: omap36xx use "cpu0","vbb" if run in multi_regulator mode
  ARM: dts: omap3: bulk convert compatible to be explicitly ti,omap3430 or ti,omap3630 or ti,am3517
  ...
2019-11-26 10:27:01 +01:00
Linus Torvalds
a86f69d334 spi: Updates for v5.5
Lots of stuff going on in the core for SPI this time around, the two big
 changes both being around time in different forms:
 
  - A rework of delay times from Alexandru Ardelean which makes the ways
    in which they are specified more consistent between drivers so that
    what's available to clients is less dependent on the hardware
    implementation.
  - Support for PTP timestamping of transfers from Vladimir Oltean,
    useful for use with precision clocks with SPI control interfaces.
  - Big cleanups for the Atmel, PXA2xx and Zynq QSPI drivers.
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Merge tag 'spi-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

Pull spi updates from Mark Brown:
 "Lots of stuff going on in the core for SPI this time around, the two
  big changes both being around time in different forms:

   - A rework of delay times from Alexandru Ardelean which makes the
     ways in which they are specified more consistent between drivers so
     that what's available to clients is less dependent on the hardware
     implementation.

   - Support for PTP timestamping of transfers from Vladimir Oltean,
     useful for use with precision clocks with SPI control interfaces.

   - Big cleanups for the Atmel, PXA2xx and Zynq QSPI drivers"

* tag 'spi-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (119 commits)
  dt-bindings: spi: Convert stm32 QSPI bindings to json-schema
  spi: pic32: Retire dma_request_slave_channel_compat()
  spi: Fix Kconfig indentation
  spi: mediatek: add SPI_CS_HIGH support
  spi: st-ssc4: add missed pm_runtime_disable
  spi: tegra20-slink: add missed clk_unprepare
  spi: tegra20-slink: Use dma_request_chan() directly for channel request
  spi: tegra114: Use dma_request_chan() directly for channel request
  spi: s3c64xx: Use dma_request_chan() directly for channel request
  spi: qup: Use dma_request_chan() directly for channel request
  spi: pl022: Use dma_request_chan() directly for channel request
  spi: imx: Use dma_request_chan() directly for channel request
  spi: fsl-lpspi: Use dma_request_chan() directly for channel request
  spi: atmel: Use dma_request_chan() directly for channel request
  spi: at91-usart: Use dma_request_chan() directly for channel request
  spi: fsl-cpm: Correct the free:ing
  spi: Fix regression to return zero on success instead of positive value
  spi: pxa2xx: Add missed security checks
  spi: nxp-fspi: Use devm API to fix missed unregistration of controller
  spi: omap2-mcspi: Remove redundant checks
  ...
2019-11-25 21:32:37 -08:00
Linus Torvalds
d873a0cd21 regulator: Updates for v5.5
Another fairly quiet release for the regulator API, some work all around
 including some core work but mostly in specialist or driver specific
 code:
 
  - Fix for powering off boot-on regulators.
  - Enhancements to the coupled regulator support introduced in the last
    release.
  - Conversion of a bunch of drivers to the fwnode API for GPIOs.
  - Mode support for DA9062.
  - New device support for Qualcomm PM1650, PM8004 and PM895 and Silergy
    SR83X.
  - Removal of obsolete AB8505 support.
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Merge tag 'regulator-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator

Pull regulator updates from Mark Brown:
 "Another fairly quiet release for the regulator API, some work all
  around including some core work but mostly in specialist or driver
  specific code:

   - Fix for powering off boot-on regulators

   - Enhancements to the coupled regulator support introduced in the
     last release

   - Conversion of a bunch of drivers to the fwnode API for GPIOs

   - Mode support for DA9062

   - New device support for Qualcomm PM1650, PM8004 and PM895 and
     Silergy SR83X

   - Removal of obsolete AB8505 support"

* tag 'regulator-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: (49 commits)
  regulator: da9062: Return REGULATOR_MODE_INVALID for invalid mode
  regulator: Fix Kconfig indentation
  regulator: tps6105x: add optional devicetree support
  tps6105x: add optional devicetree support
  regulator: rn5t618: fix rc5t619 ldo10 enable
  regulator: vexpress: Use PTR_ERR_OR_ZERO() to simplify code
  dt-bindings: mfd: da9062: describe buck modes
  regulator: da9062: add of_map_mode support for bucks
  regulator: da9062: refactor buck modes into header
  regulator: stpmic1: Set a default ramp delay value
  regulator: core: Let boot-on regulators be powered off
  regulator: core: Don't try to remove device links if add failed
  regulator: ab8500: Remove SYSCLKREQ from enum ab8505_regulator_id
  regulator: ab8500: Remove AB8505 USB regulator
  regulator: fan53555: add chip id for Silergy SYR83X
  regulator: fixed: add off-on-delay
  dt-bindings: regulator: fixed: add off-on-delay-us property
  regulator: core: Allow generic coupling only for always-on regulators
  regulator: core: Release coupled_rdevs on regulator_init_coupling() error
  regulator: bd70528: Add MODULE_ALIAS to allow module auto loading
  ...
2019-11-25 21:11:55 -08:00
Linus Torvalds
386403a115 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Pull networking updates from David Miller:
 "Another merge window, another pull full of stuff:

   1) Support alternative names for network devices, from Jiri Pirko.

   2) Introduce per-netns netdev notifiers, also from Jiri Pirko.

   3) Support MSG_PEEK in vsock/virtio, from Matias Ezequiel Vara
      Larsen.

   4) Allow compiling out the TLS TOE code, from Jakub Kicinski.

   5) Add several new tracepoints to the kTLS code, also from Jakub.

   6) Support set channels ethtool callback in ena driver, from Sameeh
      Jubran.

   7) New SCTP events SCTP_ADDR_ADDED, SCTP_ADDR_REMOVED,
      SCTP_ADDR_MADE_PRIM, and SCTP_SEND_FAILED_EVENT. From Xin Long.

   8) Add XDP support to mvneta driver, from Lorenzo Bianconi.

   9) Lots of netfilter hw offload fixes, cleanups and enhancements,
      from Pablo Neira Ayuso.

  10) PTP support for aquantia chips, from Egor Pomozov.

  11) Add UDP segmentation offload support to igb, ixgbe, and i40e. From
      Josh Hunt.

  12) Add smart nagle to tipc, from Jon Maloy.

  13) Support L2 field rewrite by TC offloads in bnxt_en, from Venkat
      Duvvuru.

  14) Add a flow mask cache to OVS, from Tonghao Zhang.

  15) Add XDP support to ice driver, from Maciej Fijalkowski.

  16) Add AF_XDP support to ice driver, from Krzysztof Kazimierczak.

  17) Support UDP GSO offload in atlantic driver, from Igor Russkikh.

  18) Support it in stmmac driver too, from Jose Abreu.

  19) Support TIPC encryption and auth, from Tuong Lien.

  20) Introduce BPF trampolines, from Alexei Starovoitov.

  21) Make page_pool API more numa friendly, from Saeed Mahameed.

  22) Introduce route hints to ipv4 and ipv6, from Paolo Abeni.

  23) Add UDP segmentation offload to cxgb4, Rahul Lakkireddy"

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1857 commits)
  libbpf: Fix usage of u32 in userspace code
  mm: Implement no-MMU variant of vmalloc_user_node_flags
  slip: Fix use-after-free Read in slip_open
  net: dsa: sja1105: fix sja1105_parse_rgmii_delays()
  macvlan: schedule bc_work even if error
  enetc: add support Credit Based Shaper(CBS) for hardware offload
  net: phy: add helpers phy_(un)lock_mdio_bus
  mdio_bus: don't use managed reset-controller
  ax88179_178a: add ethtool_op_get_ts_info()
  mlxsw: spectrum_router: Fix use of uninitialized adjacency index
  mlxsw: spectrum_router: After underlay moves, demote conflicting tunnels
  bpf: Simplify __bpf_arch_text_poke poke type handling
  bpf: Introduce BPF_TRACE_x helper for the tracing tests
  bpf: Add bpf_jit_blinding_enabled for !CONFIG_BPF_JIT
  bpf, testing: Add various tail call test cases
  bpf, x86: Emit patchable direct jump as tail call
  bpf: Constant map key tracking for prog array pokes
  bpf: Add poke dependency tracking for prog array maps
  bpf: Add initial poke descriptor table for jit images
  bpf: Move owner type, jited info into array auxiliary data
  ...
2019-11-25 20:02:57 -08:00
Linus Torvalds
642356cb5f Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
 "API:
   - Add library interfaces of certain crypto algorithms for WireGuard
   - Remove the obsolete ablkcipher and blkcipher interfaces
   - Move add_early_randomness() out of rng_mutex

  Algorithms:
   - Add blake2b shash algorithm
   - Add blake2s shash algorithm
   - Add curve25519 kpp algorithm
   - Implement 4 way interleave in arm64/gcm-ce
   - Implement ciphertext stealing in powerpc/spe-xts
   - Add Eric Biggers's scalar accelerated ChaCha code for ARM
   - Add accelerated 32r2 code from Zinc for MIPS
   - Add OpenSSL/CRYPTOGRAMS poly1305 implementation for ARM and MIPS

  Drivers:
   - Fix entropy reading failures in ks-sa
   - Add support for sam9x60 in atmel
   - Add crypto accelerator for amlogic GXL
   - Add sun8i-ce Crypto Engine
   - Add sun8i-ss cryptographic offloader
   - Add a host of algorithms to inside-secure
   - Add NPCM RNG driver
   - add HiSilicon HPRE accelerator
   - Add HiSilicon TRNG driver"

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (285 commits)
  crypto: vmx - Avoid weird build failures
  crypto: lib/chacha20poly1305 - use chacha20_crypt()
  crypto: x86/chacha - only unregister algorithms if registered
  crypto: chacha_generic - remove unnecessary setkey() functions
  crypto: amlogic - enable working on big endian kernel
  crypto: sun8i-ce - enable working on big endian
  crypto: mips/chacha - select CRYPTO_SKCIPHER, not CRYPTO_BLKCIPHER
  hwrng: ks-sa - Enable COMPILE_TEST
  crypto: essiv - remove redundant null pointer check before kfree
  crypto: atmel-aes - Change data type for "lastc" buffer
  crypto: atmel-tdes - Set the IV after {en,de}crypt
  crypto: sun4i-ss - fix big endian issues
  crypto: sun4i-ss - hide the Invalid keylen message
  crypto: sun4i-ss - use crypto_ahash_digestsize
  crypto: sun4i-ss - remove dependency on not 64BIT
  crypto: sun4i-ss - Fix 64-bit size_t warnings on sun4i-ss-hash.c
  MAINTAINERS: Add maintainer for HiSilicon SEC V2 driver
  crypto: hisilicon - add DebugFS for HiSilicon SEC
  Documentation: add DebugFS doc for HiSilicon SEC
  crypto: hisilicon - add SRIOV for HiSilicon SEC
  ...
2019-11-25 19:49:58 -08:00
Linus Torvalds
f838767555 Livepatching changes for 5.5
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Merge tag 'livepatching-for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching

Pull livepatching updates from Petr Mladek:

 - New API to track system state changes done be livepatch callbacks. It
   helps to maintain compatibility between livepatches.

 - Update Kconfig help text. ORC is another reliable unwinder.

 - Disable generic selftest timeout. Livepatch selftests have their own
   per-operation fine-grained timeouts.

* tag 'livepatching-for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/livepatching/livepatching:
  x86/stacktrace: update kconfig help text for reliable unwinders
  livepatch: Selftests of the API for tracking system state changes
  livepatch: Documentation of the new API for tracking system state changes
  livepatch: Allow to distinguish different version of system state changes
  livepatch: Basic API to track system state changes
  livepatch: Keep replaced patches until post_patch callback is called
  selftests/livepatch: Disable the timeout
2019-11-25 19:43:48 -08:00
Linus Torvalds
436b2a8039 Printk changes for 5.5
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Merge tag 'printk-for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/pmladek/printk

Pull printk updates from Petr Mladek:

 - Allow to print symbolic error names via new %pe modifier.

 - Use pr_warn() instead of the remaining pr_warning() calls. Fix
   formatting of the related lines.

 - Add VSPRINTF entry to MAINTAINERS.

* tag 'printk-for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/pmladek/printk: (32 commits)
  checkpatch: don't warn about new vsprintf pointer extension '%pe'
  MAINTAINERS: Add VSPRINTF
  tools lib api: Renaming pr_warning to pr_warn
  ASoC: samsung: Use pr_warn instead of pr_warning
  lib: cpu_rmap: Use pr_warn instead of pr_warning
  trace: Use pr_warn instead of pr_warning
  dma-debug: Use pr_warn instead of pr_warning
  vgacon: Use pr_warn instead of pr_warning
  fs: afs: Use pr_warn instead of pr_warning
  sh/intc: Use pr_warn instead of pr_warning
  scsi: Use pr_warn instead of pr_warning
  platform/x86: intel_oaktrail: Use pr_warn instead of pr_warning
  platform/x86: asus-laptop: Use pr_warn instead of pr_warning
  platform/x86: eeepc-laptop: Use pr_warn instead of pr_warning
  oprofile: Use pr_warn instead of pr_warning
  of: Use pr_warn instead of pr_warning
  macintosh: Use pr_warn instead of pr_warning
  idsn: Use pr_warn instead of pr_warning
  ide: Use pr_warn instead of pr_warning
  crypto: n2: Use pr_warn instead of pr_warning
  ...
2019-11-25 19:40:40 -08:00
Linus Torvalds
1b96a41b42 Merge branch 'for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup updates from Tejun Heo:
 "There are several notable changes here:

   - Single thread migrating itself has been optimized so that it
     doesn't need threadgroup rwsem anymore.

   - Freezer optimization to avoid unnecessary frozen state changes.

   - cgroup ID unification so that cgroup fs ino is the only unique ID
     used for the cgroup and can be used to directly look up live
     cgroups through filehandle interface on 64bit ino archs. On 32bit
     archs, cgroup fs ino is still the only ID in use but it is only
     unique when combined with gen.

   - selftest and other changes"

* 'for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: (24 commits)
  writeback: fix -Wformat compilation warnings
  docs: cgroup: mm: Fix spelling of "list"
  cgroup: fix incorrect WARN_ON_ONCE() in cgroup_setup_root()
  cgroup: use cgrp->kn->id as the cgroup ID
  kernfs: use 64bit inos if ino_t is 64bit
  kernfs: implement custom exportfs ops and fid type
  kernfs: combine ino/id lookup functions into kernfs_find_and_get_node_by_id()
  kernfs: convert kernfs_node->id from union kernfs_node_id to u64
  kernfs: kernfs_find_and_get_node_by_ino() should only look up activated nodes
  kernfs: use dumber locking for kernfs_find_and_get_node_by_ino()
  netprio: use css ID instead of cgroup ID
  writeback: use ino_t for inodes in tracepoints
  kernfs: fix ino wrap-around detection
  kselftests: cgroup: Avoid the reuse of fd after it is deallocated
  cgroup: freezer: don't change task and cgroups status unnecessarily
  cgroup: use cgroup->last_bstat instead of cgroup->bstat_pending for consistency
  cgroup: remove cgroup_enable_task_cg_lists() optimization
  cgroup: pids: use atomic64_t for pids->limit
  selftests: cgroup: Run test_core under interfering stress
  selftests: cgroup: Add task migration tests
  ...
2019-11-25 19:23:46 -08:00
Linus Torvalds
9c91e6a5be * Rework error logging functions to accept a count of errors parameter (Hanna Hawa)
* Part one of substantial EDAC core + ghes_edac driver cleanup		(Robert Richter)
 
 * Print additional useful logging information in skx_*			(Tony Luck)
 
 * Improve amd64_edac hw detection + cleanups				(Yazen Ghannam)
 
 * Misc cleanups, fixes and code improvements
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Merge tag 'edac_for_5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras

Pull EDAC updates from Borislav Petkov:
 "A lot of changes this time around, details below.

  From the next cycle onwards, we'll switch the EDAC tree to topic
  branches (instead of a single edac-for-next branch) which should make
  the changes handling more flexible, hopefully. We'll see.

  Summary:

   - Rework error logging functions to accept a count of errors
     parameter (Hanna Hawa)

   - Part one of substantial EDAC core + ghes_edac driver cleanup
     (Robert Richter)

   - Print additional useful logging information in skx_* (Tony Luck)

   - Improve amd64_edac hw detection + cleanups (Yazen Ghannam)

   - Misc cleanups, fixes and code improvements"

* tag 'edac_for_5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras: (35 commits)
  EDAC/altera: Use the Altera System Manager driver
  EDAC/altera: Cleanup the ECC Manager
  EDAC/altera: Use fast register IO for S10 IRQs
  EDAC/ghes: Do not warn when incrementing refcount on 0
  EDAC/Documentation: Describe CPER module definition and DIMM ranks
  EDAC: Unify the mc_event tracepoint call
  EDAC/ghes: Remove intermediate buffer pvt->detail_location
  EDAC/ghes: Fix grain calculation
  EDAC/ghes: Use standard kernel macros for page calculations
  EDAC: Remove misleading comment in struct edac_raw_error_desc
  EDAC/mc: Reduce indentation level in edac_mc_handle_error()
  EDAC/mc: Remove needless zero string termination
  EDAC/mc: Do not BUG_ON() in edac_mc_alloc()
  EDAC: Introduce an mci_for_each_dimm() iterator
  EDAC: Remove EDAC_DIMM_OFF() macro
  EDAC: Replace EDAC_DIMM_PTR() macro with edac_get_dimm() function
  EDAC/amd64: Get rid of the ECC disabled long message
  EDAC/ghes: Fix locking and memory barrier issues
  EDAC/amd64: Check for memory before fully initializing an instance
  EDAC/amd64: Use cached data when checking for ECC
  ...
2019-11-25 18:07:36 -08:00
Linus Torvalds
752272f16d ARM:
- Data abort report and injection
 - Steal time support
 - GICv4 performance improvements
 - vgic ITS emulation fixes
 - Simplify FWB handling
 - Enable halt polling counters
 - Make the emulated timer PREEMPT_RT compliant
 
 s390:
 - Small fixes and cleanups
 - selftest improvements
 - yield improvements
 
 PPC:
 - Add capability to tell userspace whether we can single-step the guest.
 - Improve the allocation of XIVE virtual processor IDs
 - Rewrite interrupt synthesis code to deliver interrupts in virtual
   mode when appropriate.
 - Minor cleanups and improvements.
 
 x86:
 - XSAVES support for AMD
 - more accurate report of nested guest TSC to the nested hypervisor
 - retpoline optimizations
 - support for nested 5-level page tables
 - PMU virtualization optimizations, and improved support for nested
   PMU virtualization
 - correct latching of INITs for nested virtualization
 - IOAPIC optimization
 - TSX_CTRL virtualization for more TAA happiness
 - improved allocation and flushing of SEV ASIDs
 - many bugfixes and cleanups
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM updates from Paolo Bonzini:
 "ARM:
   - data abort report and injection
   - steal time support
   - GICv4 performance improvements
   - vgic ITS emulation fixes
   - simplify FWB handling
   - enable halt polling counters
   - make the emulated timer PREEMPT_RT compliant

  s390:
   - small fixes and cleanups
   - selftest improvements
   - yield improvements

  PPC:
   - add capability to tell userspace whether we can single-step the
     guest
   - improve the allocation of XIVE virtual processor IDs
   - rewrite interrupt synthesis code to deliver interrupts in virtual
     mode when appropriate.
   - minor cleanups and improvements.

  x86:
   - XSAVES support for AMD
   - more accurate report of nested guest TSC to the nested hypervisor
   - retpoline optimizations
   - support for nested 5-level page tables
   - PMU virtualization optimizations, and improved support for nested
     PMU virtualization
   - correct latching of INITs for nested virtualization
   - IOAPIC optimization
   - TSX_CTRL virtualization for more TAA happiness
   - improved allocation and flushing of SEV ASIDs
   - many bugfixes and cleanups"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (127 commits)
  kvm: nVMX: Relax guest IA32_FEATURE_CONTROL constraints
  KVM: x86: Grab KVM's srcu lock when setting nested state
  KVM: x86: Open code shared_msr_update() in its only caller
  KVM: Fix jump label out_free_* in kvm_init()
  KVM: x86: Remove a spurious export of a static function
  KVM: x86: create mmu/ subdirectory
  KVM: nVMX: Remove unnecessary TLB flushes on L1<->L2 switches when L1 use apic-access-page
  KVM: x86: remove set but not used variable 'called'
  KVM: nVMX: Do not mark vmcs02->apic_access_page as dirty when unpinning
  KVM: vmx: use MSR_IA32_TSX_CTRL to hard-disable TSX on guest that lack it
  KVM: vmx: implement MSR_IA32_TSX_CTRL disable RTM functionality
  KVM: x86: implement MSR_IA32_TSX_CTRL effect on CPUID
  KVM: x86: do not modify masked bits of shared MSRs
  KVM: x86: fix presentation of TSX feature in ARCH_CAPABILITIES
  KVM: PPC: Book3S HV: XIVE: Fix potential page leak on error path
  KVM: PPC: Book3S HV: XIVE: Free previous EQ page when setting up a new one
  KVM: nVMX: Assume TLB entries of L1 and L2 are tagged differently if L0 use EPT
  KVM: x86: Unexport kvm_vcpu_reload_apic_access_page()
  KVM: nVMX: add CR4_LA57 bit to nested CR4_FIXED1
  KVM: nVMX: Use semi-colon instead of comma for exit-handlers initialization
  ...
2019-11-25 18:02:36 -08:00
Linus Torvalds
2981dcf333 The main MIPS changes for 5.5:
- Atomics-related code sees some rework & cleanup, most notably allowing
   Loongson LL/SC errata workarounds to be more bulletproof & their
   correctness to be checked at build time.
 
 - Command line setup code is simplified somewhat, resolving various
   corner cases.
 
 - MIPS kernels can now be built with kcov code coverage support.
 
 - We can now build with CONFIG_FORTIFY_SOURCE=y.
 
 - Miscellaneous cleanups.
 
 And some platform specific changes:
 
 - We now disable some broken TLB functionality on certain Ingenic
   systems, and JZ4780 systems gain some devicetree nodes to support
   more devices.
 
 - Loongson support sees a number of cleanups, and we gain initial
   support for Loongson 3A R4 systems.
 
 - We gain support for MediaTek MT7688-based GARDENA Smart Gateway
   systems.
 
 - SGI IP27 (Origin 2*) see a number of fixes, cleanups &
   simplifications.
 
 - SGI IP30 (Octane) systems are now supported.
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Merge tag 'mips_5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux

Pull MIPS updates from Paul Burton:
 "The main MIPS changes for 5.5:

   - Atomics-related code sees some rework & cleanup, most notably
     allowing Loongson LL/SC errata workarounds to be more bulletproof &
     their correctness to be checked at build time.

   - Command line setup code is simplified somewhat, resolving various
     corner cases.

   - MIPS kernels can now be built with kcov code coverage support.

   - We can now build with CONFIG_FORTIFY_SOURCE=y.

   - Miscellaneous cleanups.

  And some platform specific changes:

   - We now disable some broken TLB functionality on certain Ingenic
     systems, and JZ4780 systems gain some devicetree nodes to support
     more devices.

   - Loongson support sees a number of cleanups, and we gain initial
     support for Loongson 3A R4 systems.

   - We gain support for MediaTek MT7688-based GARDENA Smart Gateway
     systems.

   - SGI IP27 (Origin 2*) see a number of fixes, cleanups &
     simplifications.

   - SGI IP30 (Octane) systems are now supported"

* tag 'mips_5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (107 commits)
  MIPS: SGI-IP27: Enable ethernet phy on second Origin 200 module
  MIPS: PCI: Fix fake subdevice ID for IOC3
  MIPS: Ingenic: Disable abandoned HPTLB function.
  MIPS: PCI: remember nasid changed by set interrupt affinity
  MIPS: SGI-IP27: Fix crash, when CPUs are disabled via nr_cpus parameter
  mips: add support for folded p4d page tables
  mips: drop __pXd_offset() macros that duplicate pXd_index() ones
  mips: fix build when "48 bits virtual memory" is enabled
  MIPS: math-emu: Reuse name array in debugfs_fpuemu()
  MIPS: allow building with kcov coverage
  MIPS: Loongson64: Drop setup_pcimap
  MIPS: Loongson2ef: Convert to early_printk_8250
  MIPS: Drop CPU_SUPPORTS_UNCACHED_ACCELERATED
  MIPS: Loongson{2ef, 32, 64} convert to generic fw cmdline
  MIPS: Drop pmon.h
  MIPS: Loongson: Unify LOONGSON3/LOONGSON64 Kconfig usage
  MIPS: Loongson: Rename LOONGSON1 to LOONGSON32
  MIPS: Loongson: Fix return value of loongson_hwmon_init
  MIPS: add support for SGI Octane (IP30)
  MIPS: PCI: make phys_to_dma/dma_to_phys for pci-xtalk-bridge common
  ...
2019-11-25 17:42:56 -08:00
Linus Torvalds
4ba380f616 arm64 updates for 5.5:
- On ARMv8 CPUs without hardware updates of the access flag, avoid
   failing cow_user_page() on PFN mappings if the pte is old. The patches
   introduce an arch_faults_on_old_pte() macro, defined as false on x86.
   When true, cow_user_page() makes the pte young before attempting
   __copy_from_user_inatomic().
 
 - Covert the synchronous exception handling paths in
   arch/arm64/kernel/entry.S to C.
 
 - FTRACE_WITH_REGS support for arm64.
 
 - ZONE_DMA re-introduced on arm64 to support Raspberry Pi 4
 
 - Several kselftest cases specific to arm64, together with a MAINTAINERS
   update for these files (moved to the ARM64 PORT entry).
 
 - Workaround for a Neoverse-N1 erratum where the CPU may fetch stale
   instructions under certain conditions.
 
 - Workaround for Cortex-A57 and A72 errata where the CPU may
   speculatively execute an AT instruction and associate a VMID with the
   wrong guest page tables (corrupting the TLB).
 
 - Perf updates for arm64: additional PMU topologies on HiSilicon
   platforms, support for CCN-512 interconnect, AXI ID filtering in the
   IMX8 DDR PMU, support for the CCPI2 uncore PMU in ThunderX2.
 
 - GICv3 optimisation to avoid a heavy barrier when accessing the
   ICC_PMR_EL1 register.
 
 - ELF HWCAP documentation updates and clean-up.
 
 - SMC calling convention conduit code clean-up.
 
 - KASLR diagnostics printed during boot
 
 - NVIDIA Carmel CPU added to the KPTI whitelist
 
 - Some arm64 mm clean-ups: use generic free_initrd_mem(), remove stale
   macro, simplify calculation in __create_pgd_mapping(), typos.
 
 - Kconfig clean-ups: CMDLINE_FORCE to depend on CMDLINE, choice for
   endinanness to help with allmodconfig.
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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:
 "Apart from the arm64-specific bits (core arch and perf, new arm64
  selftests), it touches the generic cow_user_page() (reviewed by
  Kirill) together with a macro for x86 to preserve the existing
  behaviour on this architecture.

  Summary:

   - On ARMv8 CPUs without hardware updates of the access flag, avoid
     failing cow_user_page() on PFN mappings if the pte is old. The
     patches introduce an arch_faults_on_old_pte() macro, defined as
     false on x86. When true, cow_user_page() makes the pte young before
     attempting __copy_from_user_inatomic().

   - Covert the synchronous exception handling paths in
     arch/arm64/kernel/entry.S to C.

   - FTRACE_WITH_REGS support for arm64.

   - ZONE_DMA re-introduced on arm64 to support Raspberry Pi 4

   - Several kselftest cases specific to arm64, together with a
     MAINTAINERS update for these files (moved to the ARM64 PORT entry).

   - Workaround for a Neoverse-N1 erratum where the CPU may fetch stale
     instructions under certain conditions.

   - Workaround for Cortex-A57 and A72 errata where the CPU may
     speculatively execute an AT instruction and associate a VMID with
     the wrong guest page tables (corrupting the TLB).

   - Perf updates for arm64: additional PMU topologies on HiSilicon
     platforms, support for CCN-512 interconnect, AXI ID filtering in
     the IMX8 DDR PMU, support for the CCPI2 uncore PMU in ThunderX2.

   - GICv3 optimisation to avoid a heavy barrier when accessing the
     ICC_PMR_EL1 register.

   - ELF HWCAP documentation updates and clean-up.

   - SMC calling convention conduit code clean-up.

   - KASLR diagnostics printed during boot

   - NVIDIA Carmel CPU added to the KPTI whitelist

   - Some arm64 mm clean-ups: use generic free_initrd_mem(), remove
     stale macro, simplify calculation in __create_pgd_mapping(), typos.

   - Kconfig clean-ups: CMDLINE_FORCE to depend on CMDLINE, choice for
     endinanness to help with allmodconfig"

* tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (93 commits)
  arm64: Kconfig: add a choice for endianness
  kselftest: arm64: fix spelling mistake "contiguos" -> "contiguous"
  arm64: Kconfig: make CMDLINE_FORCE depend on CMDLINE
  MAINTAINERS: Add arm64 selftests to the ARM64 PORT entry
  arm64: kaslr: Check command line before looking for a seed
  arm64: kaslr: Announce KASLR status on boot
  kselftest: arm64: fake_sigreturn_misaligned_sp
  kselftest: arm64: fake_sigreturn_bad_size
  kselftest: arm64: fake_sigreturn_duplicated_fpsimd
  kselftest: arm64: fake_sigreturn_missing_fpsimd
  kselftest: arm64: fake_sigreturn_bad_size_for_magic0
  kselftest: arm64: fake_sigreturn_bad_magic
  kselftest: arm64: add helper get_current_context
  kselftest: arm64: extend test_init functionalities
  kselftest: arm64: mangle_pstate_invalid_mode_el[123][ht]
  kselftest: arm64: mangle_pstate_invalid_daif_bits
  kselftest: arm64: mangle_pstate_invalid_compat_toggle and common utils
  kselftest: arm64: extend toplevel skeleton Makefile
  drivers/perf: hisi: update the sccl_id/ccl_id for certain HiSilicon platform
  arm64: mm: reserve CMA and crashkernel in ZONE_DMA32
  ...
2019-11-25 15:39:19 -08:00
Linus Torvalds
e25645b181 linux-kselftest-5.5-rc1-kunit
This kselftest update for Linux 5.5-rc1 adds KUnit, a lightweight unit
 testing and mocking framework for the Linux kernel from Brendan Higgins.
 
 KUnit is not an end-to-end testing framework. It is currently supported
 on UML and sub-systems can write unit tests and run them in UML env.
 KUnit documentation is included in this update.
 
 In addition, this Kunit update adds 3 new kunit tests:
 
 - kunit test for proc sysctl from Iurii Zaikin
 - kunit test for the 'list' doubly linked list from David Gow
 - ext4 kunit test for decoding extended timestamps from Iurii Zaikin
 
 In the future KUnit will be linked to Kselftest framework to provide
 a way to trigger KUnit tests from user-space.
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Merge tag 'linux-kselftest-5.5-rc1-kunit' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pull kselftest KUnit support gtom Shuah Khan:
 "This adds KUnit, a lightweight unit testing and mocking framework for
  the Linux kernel from Brendan Higgins.

  KUnit is not an end-to-end testing framework. It is currently
  supported on UML and sub-systems can write unit tests and run them in
  UML env. KUnit documentation is included in this update.

  In addition, this Kunit update adds 3 new kunit tests:

   - proc sysctl test from Iurii Zaikin

   - the 'list' doubly linked list test from David Gow

   - ext4 tests for decoding extended timestamps from Iurii Zaikin

  In the future KUnit will be linked to Kselftest framework to provide a
  way to trigger KUnit tests from user-space"

* tag 'linux-kselftest-5.5-rc1-kunit' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: (23 commits)
  lib/list-test: add a test for the 'list' doubly linked list
  ext4: add kunit test for decoding extended timestamps
  Documentation: kunit: Fix verification command
  kunit: Fix '--build_dir' option
  kunit: fix failure to build without printk
  MAINTAINERS: add proc sysctl KUnit test to PROC SYSCTL section
  kernel/sysctl-test: Add null pointer test for sysctl.c:proc_dointvec()
  MAINTAINERS: add entry for KUnit the unit testing framework
  Documentation: kunit: add documentation for KUnit
  kunit: defconfig: add defconfigs for building KUnit tests
  kunit: tool: add Python wrappers for running KUnit tests
  kunit: test: add tests for KUnit managed resources
  kunit: test: add the concept of assertions
  kunit: test: add tests for kunit test abort
  kunit: test: add support for test abort
  objtool: add kunit_try_catch_throw to the noreturn list
  kunit: test: add initial tests
  lib: enable building KUnit in lib/
  kunit: test: add the concept of expectations
  kunit: test: add assertion printing library
  ...
2019-11-25 15:01:30 -08:00
Linus Torvalds
1c1ff4836f fsverity updates for 5.5
Expose the fs-verity bit through statx().
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Merge tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt

Pull fsverity updates from Eric Biggers:
 "Expose the fs-verity bit through statx()"

* tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt:
  docs: fs-verity: mention statx() support
  f2fs: support STATX_ATTR_VERITY
  ext4: support STATX_ATTR_VERITY
  statx: define STATX_ATTR_VERITY
  docs: fs-verity: document first supported kernel version
2019-11-25 12:21:23 -08:00
Linus Torvalds
ea4b71bc0b fscrypt updates for 5.5
- Add the IV_INO_LBLK_64 encryption policy flag which modifies the
   encryption to be optimized for UFS inline encryption hardware.
 
 - For AES-128-CBC, use the crypto API's implementation of ESSIV (which
   was added in 5.4) rather than doing ESSIV manually.
 
 - A few other cleanups.
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Merge tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt

Pull fscrypt updates from Eric Biggers:

 - Add the IV_INO_LBLK_64 encryption policy flag which modifies the
   encryption to be optimized for UFS inline encryption hardware.

 - For AES-128-CBC, use the crypto API's implementation of ESSIV (which
   was added in 5.4) rather than doing ESSIV manually.

 - A few other cleanups.

* tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt:
  f2fs: add support for IV_INO_LBLK_64 encryption policies
  ext4: add support for IV_INO_LBLK_64 encryption policies
  fscrypt: add support for IV_INO_LBLK_64 policies
  fscrypt: avoid data race on fscrypt_mode::logged_impl_name
  docs: ioctl-number: document fscrypt ioctl numbers
  fscrypt: zeroize fscrypt_info before freeing
  fscrypt: remove struct fscrypt_ctx
  fscrypt: invoke crypto API for ESSIV handling
2019-11-25 12:19:28 -08:00
Linus Torvalds
1b88176b9c MTD core:
* Dropped inactive maintainers, updated the repositories and added the IRC
   channel.
 * Debugfs functions improvements.
 * Initialized of more structure parameters.
 * Misc fixes reported by robots.
 
 MTD devices:
 * spear_smi: Fixed Write Burst mode
 * New Intel IXP4xx flash probing hook.
 
 Raw NAND core:
 * Useless extra checks dropped.
 * Updated the detection of the bad block markers position
 
 Raw NAND controller drivers:
 * Cadence : New driver
 * Brcmnand: Support for flash-dma v0 + fixes
 * Denali : Support for the legacy controller/chip DT representation
            dropped
 * Superfluous dev_err() calls removed
 
 SPI NOR core changes:
 * introduce 'struct spi_nor_controller_ops',
 * clean the Register Operations methods,
 * use dev_dbg insted of dev_err for low level info,
 * fix retlen handling in sst_write(),
 * fix silent truncations in spi_nor_read and spi_nor_read_raw(),
 * fix the clearing of QE bit on lock()/unlock(),
 * rework the disabling of the block write protection,
 * rework the Quad Enable methods,
 * make sure nor->spimem and nor->controller_ops are mutually exclusive,
 * set default Quad Enable method for ISSI flashes,
 * add support for few flashes.
 
 SPI NOR controller drivers changes:
 * intel-spi:
   - support chips without software sequencer,
   - add support for Intel Cannon Lake and Intel Comet Lake-H flashes.
 
 CFI core changes:
 * Code cleanups related useless initializers and coding style issues
 * Fix for a possible double free problem in cfi_cmdset_0002
 * Improved error reporting and handling in cfi_cmdset_0002 core for HyperFlash
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Merge tag 'mtd/for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux

Pull MTD updates from Miquel Raynal:
 "MTD core:
   - drop inactive maintainers, update the repositories and add IRC
     channel
   - debugfs functions improvements
   - initialize more structure parameters
   - misc fixes reported by robots

  MTD devices:
   - spear_smi: Fixed Write Burst mode
   - new Intel IXP4xx flash probing hook

  Raw NAND core:
   - useless extra checks dropped
   - update the detection of the bad block markers position

  Raw NAND controller drivers:
   - Cadence: new driver
   - Brcmnand: support for flash-dma v0 + fixes
   - Denali: drop support for the legacy controller/chip DT representation
   - superfluous dev_err() calls removed

  SPI NOR core changes:
   - introduce 'struct spi_nor_controller_ops'
   - clean the Register Operations methods
   - use dev_dbg insted of dev_err for low level info
   - fix retlen handling in sst_write()
   - fix silent truncations in spi_nor_read and spi_nor_read_raw()
   - fix the clearing of QE bit on lock()/unlock()
   - rework the disabling of the block write protection
   - rework the Quad Enable methods
   - make sure nor->spimem and nor->controller_ops are mutually exclusive
   - set default Quad Enable method for ISSI flashes
   - add support for few flashes

  SPI NOR controller drivers changes:
   - intel-spi:
      - support chips without software sequencer
      - add support for Intel Cannon Lake and Intel Comet Lake-H flashes

  CFI core changes:
   - code cleanups related useless initializers and coding style issues
   - fix for a possible double free problem in cfi_cmdset_0002
   - improved HyperFlash error reporting and handling in cfi_cmdset_0002 core"

* tag 'mtd/for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux: (73 commits)
  mtd: devices: fix mchp23k256 read and write
  mtd: no need to check return value of debugfs_create functions
  mtd: spi-nor: Set default Quad Enable method for ISSI flashes
  mtd: spi-nor: Add support for is25wp256
  mtd: spi-nor: Add support for w25q256jw
  mtd: spi-nor: Move condition to avoid a NULL check
  mtd: spi-nor: Make sure nor->spimem and nor->controller_ops are mutually exclusive
  mtd: spi-nor: Rename Quad Enable methods
  mtd: spi-nor: Merge spansion Quad Enable methods
  mtd: spi-nor: Rename CR_QUAD_EN_SPAN to SR2_QUAD_EN_BIT1
  mtd: spi-nor: Extend the SR Read Back test
  mtd: spi-nor: Rework the disabling of block write protection
  mtd: spi-nor: Fix clearing of QE bit on lock()/unlock()
  mtd: cfi_cmdset_0002: fix delayed error detection on HyperFlash
  mtd: cfi_cmdset_0002: only check errors when ready in cfi_check_err_status()
  mtd: cfi_cmdset_0002: don't free cfi->cfiq in error path of cfi_amdstd_setup()
  mtd: cfi_cmdset_*: kill useless 'ret' variable initializers
  mtd: cfi_util: use DIV_ROUND_UP() in cfi_udelay()
  mtd: spi-nor: Print debug message when the read back test fails
  mtd: spi-nor: Check all the bits written, not just the BP ones
  ...
2019-11-25 11:55:30 -08:00
Linus Torvalds
eeee2827ae - Fix DM core to disallow stacking request-based DM on partitions.
- Fix DM raid target to properly resync raidset even if bitmap needed
   additional pages.
 
 - Fix DM crypt performance regression due to use of WQ_HIGHPRI for the
   IO and crypt workqueues.
 
 - Fix DM integrity metadata layout that was aligned on 128K boundary
   rather than the intended 4K boundary (removes 124K of wasted space for
   each metadata block).
 
 - Improve the DM thin, cache and clone targets to use spin_lock_irq
   rather than spin_lock_irqsave where possible.
 
 - Fix DM thin single thread performance that was lost due to needless
   workqueue wakeups.
 
 - Fix DM zoned target performance that was lost due to excessive backing
   device checks.
 
 - Add ability to trigger write failure with the DM dust test target.
 
 - Fix whitespace indentation in drivers/md/Kconfig.
 
 - Various smalls fixes and cleanups (e.g. use struct_size, fix
   uninitialized variable, variable renames, etc).
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Merge tag 'for-5.5/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

Pull device mapper updates from Mike Snitzer:

 - Fix DM core to disallow stacking request-based DM on partitions.

 - Fix DM raid target to properly resync raidset even if bitmap needed
   additional pages.

 - Fix DM crypt performance regression due to use of WQ_HIGHPRI for the
   IO and crypt workqueues.

 - Fix DM integrity metadata layout that was aligned on 128K boundary
   rather than the intended 4K boundary (removes 124K of wasted space
   for each metadata block).

 - Improve the DM thin, cache and clone targets to use spin_lock_irq
   rather than spin_lock_irqsave where possible.

 - Fix DM thin single thread performance that was lost due to needless
   workqueue wakeups.

 - Fix DM zoned target performance that was lost due to excessive
   backing device checks.

 - Add ability to trigger write failure with the DM dust test target.

 - Fix whitespace indentation in drivers/md/Kconfig.

 - Various smalls fixes and cleanups (e.g. use struct_size, fix
   uninitialized variable, variable renames, etc).

* tag 'for-5.5/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm: (22 commits)
  Revert "dm crypt: use WQ_HIGHPRI for the IO and crypt workqueues"
  dm: Fix Kconfig indentation
  dm thin: wakeup worker only when deferred bios exist
  dm integrity: fix excessive alignment of metadata runs
  dm raid: Remove unnecessary negation of a shift in raid10_format_to_md_layout
  dm zoned: reduce overhead of backing device checks
  dm dust: add limited write failure mode
  dm dust: change ret to r in dust_map_read and dust_map
  dm dust: change result vars to r
  dm cache: replace spin_lock_irqsave with spin_lock_irq
  dm bio prison: replace spin_lock_irqsave with spin_lock_irq
  dm thin: replace spin_lock_irqsave with spin_lock_irq
  dm clone: add bucket_lock_irq/bucket_unlock_irq helpers
  dm clone: replace spin_lock_irqsave with spin_lock_irq
  dm writecache: handle REQ_FUA
  dm writecache: fix uninitialized variable warning
  dm stripe: use struct_size() in kmalloc()
  dm raid: streamline rs_get_progress() and its raid_status() caller side
  dm raid: simplify rs_setup_recovery call chain
  dm raid: to ensure resynchronization, perform raid set grow in preresume
  ...
2019-11-25 11:53:26 -08:00
Linus Torvalds
ff6814b078 for-5.5/block-20191121
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Merge tag 'for-5.5/block-20191121' of git://git.kernel.dk/linux-block

Pull core block updates from Jens Axboe:
 "Due to more granular branches, this one is small and will be followed
  with other core branches that add specific features. I meant to just
  have a core and drivers branch, but external dependencies we ended up
  adding a few more that are also core.

  The changes are:

   - Fixes and improvements for the zoned device support (Ajay, Damien)

   - sed-opal table writing and datastore UID (Revanth)

   - blk-cgroup (and bfq) blk-cgroup stat fixes (Tejun)

   - Improvements to the block stats tracking (Pavel)

   - Fix for overruning sysfs buffer for large number of CPUs (Ming)

   - Optimization for small IO (Ming, Christoph)

   - Fix typo in RWH lifetime hint (Eugene)

   - Dead code removal and documentation (Bart)

   - Reduction in memory usage for queue and tag set (Bart)

   - Kerneldoc header documentation (André)

   - Device/partition revalidation fixes (Jan)

   - Stats tracking for flush requests (Konstantin)

   - Various other little fixes here and there (et al)"

* tag 'for-5.5/block-20191121' of git://git.kernel.dk/linux-block: (48 commits)
  Revert "block: split bio if the only bvec's length is > SZ_4K"
  block: add iostat counters for flush requests
  block,bfq: Skip tracing hooks if possible
  block: sed-opal: Introduce SUM_SET_LIST parameter and append it using 'add_token_u64'
  blk-cgroup: cgroup_rstat_updated() shouldn't be called on cgroup1
  block: Don't disable interrupts in trigger_softirq()
  sbitmap: Delete sbitmap_any_bit_clear()
  blk-mq: Delete blk_mq_has_free_tags() and blk_mq_can_queue()
  block: split bio if the only bvec's length is > SZ_4K
  block: still try to split bio if the bvec crosses pages
  blk-cgroup: separate out blkg_rwstat under CONFIG_BLK_CGROUP_RWSTAT
  blk-cgroup: reimplement basic IO stats using cgroup rstat
  blk-cgroup: remove now unused blkg_print_stat_{bytes|ios}_recursive()
  blk-throtl: stop using blkg->stat_bytes and ->stat_ios
  bfq-iosched: stop using blkg->stat_bytes and ->stat_ios
  bfq-iosched: relocate bfqg_*rwstat*() helpers
  block: add zone open, close and finish ioctl support
  block: add zone open, close and finish operations
  block: Simplify REQ_OP_ZONE_RESET_ALL handling
  block: Remove REQ_OP_ZONE_RESET plugging
  ...
2019-11-25 10:59:41 -08:00
Linus Torvalds
6e7b06a4c8 for-5.5/libata-20191121
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Merge tag 'for-5.5/libata-20191121' of git://git.kernel.dk/linux-block

Pull libata updates from Jens Axboe:
 "Just a few fixes all over the place, support for the Annapurna SATA
  controller, and a patchset that cleans up the error defines and
  ultimately fixes anissue with sata_mv"

* tag 'for-5.5/libata-20191121' of git://git.kernel.dk/linux-block:
  ata: pata_artop: make arrays static const, makes object smaller
  ata_piix: remove open-coded dmi_match(DMI_OEM_STRING)
  ata: sata_mv, avoid trigerrable BUG_ON
  ata: make qc_prep return ata_completion_errors
  ata: define AC_ERR_OK
  ata: Documentation, fix function names
  libata: Ensure ata_port probe has completed before detach
  ahci: tegra: use regulator_bulk_set_supply_names()
  ahci: Add support for Amazon's Annapurna Labs SATA controller
2019-11-25 10:57:53 -08:00
Jaegeuk Kim
a4db59ac90 f2fs: expose main_blkaddr in sysfs
Expose in /sys/fs/f2fs/<blockdev>/main_blkaddr the block address where the
main area starts. This allows user mode programs to determine:

- That pinned files that are made exclusively of fully allocated 2MB
  segments will never be unpinned by the file system.

- Where the main area starts. This is required by programs that want to
  verify if a file is made exclusively of 2MB f2fs segments, the alignment
  boundary for segments starts at this address. Testing for 2MB alignment
  relative to the start of the device is incorrect, because for some
  filesystems main_blkaddr is not at a 2MB boundary relative to the start
  of the device.

The entry will be used when validating reliable pinning file feature proposed
by "f2fs: support aligned pinned file".

Signed-off-by: Ramon Pantin <pantin@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2019-11-25 10:01:27 -08:00
Jonathan Corbet
0bfa52a43e docs: fix up the maintainer profile document
Add blank lines where needed to get the document to render properly.  Also
add a TOC of existing profiles just so that the nvdimm profile is linked
into the toctree, is discoverable, and doesn't generate a warning.

Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-25 08:42:12 -07:00
Dan Williams
47843401e3 libnvdimm, MAINTAINERS: Maintainer Entry Profile
Document the basic policies of the libnvdimm subsystem and provide a first
example of a Maintainer Entry Profile for others to duplicate and edit.

Cc: Vishal Verma <vishal.l.verma@intel.com>
Cc: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Link: https://lore.kernel.org/r/157462919825.1729495.5877405723948988416.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-25 08:34:54 -07:00
Dan Williams
4699c504e6 Maintainer Handbook: Maintainer Entry Profile
As presented at the 2018 Linux Plumbers conference [1], the Maintainer
Entry Profile (formerly Subsystem Profile) is proposed as a way to reduce
friction between committers and maintainers and encourage conversations
amongst maintainers about common best practices. While coding-style,
submit-checklist, and submitting-drivers lay out some common expectations
there remain local customs and maintainer preferences that vary by
subsystem.

The profile contains documentation of some of the common policy
questions a contributor might have that are local to the subsystem /
device-driver, special considerations for the subsystem, or other
guidelines that are otherwise not covered by the top-level process
documents.

The initial and hopefully non-controversial headings in the profile are:

    Overview:
    General introduction to how the subsystem operates

    Submit Checklist Addendum:
    Mechanical items that gate submission staging, or other requirements
    that gate patch acceptance.

    Key Cycle Dates:
     - Last -rc for new feature submissions: Expected lead time for submissions
     - Last -rc to merge features: Deadline for merge decisions

    Resubmit Cadence: When and preferred method to follow up with the
    maintainer

Note that coding style guidelines are explicitly left out of this list.

See Documentation/maintainer/maintainer-entry-profile.rst for more details,
and a follow-on example profile for the libnvdimm subsystem.

[1]: https://linuxplumbersconf.org/event/2/contributions/59/

Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Steve French <stfrench@microsoft.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Tobin C. Harding <me@tobin.cc>
Cc: Olof Johansson <olof@lixom.net>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Joe Perches <joe@perches.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Link: https://lore.kernel.org/r/157462919309.1729495.10585699280061787229.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-25 08:34:18 -07:00
Andy Shevchenko
790591f41e i2c: i801: Correct Intel Jasper Lake SOC naming
There is no suffix applied to Intel Jasper Lake SOC. Remove it
from the comments and definitions. Besides that, it's a SOC,
thus replace PCH with SOC where it appropriate.

Fixes: e0c61c0479 ("i2c: i801: Add support for Intel Jasper Lake")
Cc: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
2019-11-25 15:52:35 +01:00
Jason Gunthorpe
3694e41e41 Merge branch 'ib-guids' into rdma.git for-next
Danit Goldberg says:

====================
This series extends RTNETLINK to provide IB port and node GUIDs, which
were configured for Infiniband VFs.

The functionality to set VF GUIDs already existed for a long time, and
here we are adding the missing "get" so that netlink will be symmetric and
various cloud orchestration tools will be able to manage such VFs more
naturally.

The iproute2 was extended too to present those GUIDs.

- ip link show <device>

For example:
- ip link set ib4 vf 0 node_guid 22:44:33:00:33:11:00:33
- ip link set ib4 vf 0 port_guid 10:21:33:12:00:11:22:10
- ip link show ib4
    ib4: <BROADCAST,MULTICAST> mtu 4092 qdisc noop state DOWN mode DEFAULT group default qlen 256
    link/infiniband 00:00:0a:2d:fe:80:00:00:00:00:00:00:ec:0d:9a:03:00:44:36:8d brd 00:ff:ff:ff:ff:12:40:1b:ff:ff:00:00:00:00:00:00:ff:ff:ff:ff
    vf 0     link/infiniband 00:00:0a:2d:fe:80:00:00:00:00:00:00:ec:0d:9a:03:00:44:36:8d brd 00:ff:ff:ff:ff:12:40:1b:ff:ff:00:00:00:00:00:00:ff:ff:ff:ff,
    spoof checking off, NODE_GUID 22:44:33:00:33:11:00:33, PORT_GUID 10:21:33:12:00:11:22:10, link-state disable, trust off, query_rss off
====================

Based on the mlx5-next branch from
git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux for
dependencies

* branch 'ib-guids': (35 commits)
  IB/mlx5: Implement callbacks for getting VFs GUID attributes
  IB/ipoib: Add ndo operation for getting VFs GUID attributes
  IB/core: Add interfaces to get VF node and port GUIDs
  net/core: Add support for getting VF GUIDs

  net/mlx5: Add new chain for netfilter flow table offload
  net/mlx5: Refactor creating fast path prio chains
  net/mlx5: Accumulate levels for chains prio namespaces
  net/mlx5: Define fdb tc levels per prio
  net/mlx5: Rename FDB_* tc related defines to FDB_TC_* defines
  net/mlx5: Simplify fdb chain and prio eswitch defines
  IB/mlx5: Load profile according to RoCE enablement state
  IB/mlx5: Rename profile and init methods
  net/mlx5: Handle "enable_roce" devlink param
  net/mlx5: Document flow_steering_mode devlink param
  devlink: Add new "enable_roce" generic device param
  net/mlx5: fix spelling mistake "metdata" -> "metadata"
  net/mlx5: fix kvfree of uninitialized pointer spec
  IB/mlx5: Introduce and use mlx5_core_is_vf()
  net/mlx5: E-switch, Enable metadata on own vport
  net/mlx5: Refactor ingress acl configuration
  ...

Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2019-11-25 10:31:47 -04:00
Takashi Iwai
09578eacaa ASoC: More updates for v5.5
Some more development work for v5.5.  Highlights include:
 
  - More cleanups from Morimoto-san.
  - Trigger word detection for RT5677.
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Merge tag 'asoc-v5.5-2' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: More updates for v5.5

Some more development work for v5.5.  Highlights include:

 - More cleanups from Morimoto-san.
 - Trigger word detection for RT5677.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2019-11-25 14:27:41 +01:00
Jakub Kicinski
5f04ed74a8 Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Johan Hedberg says:

====================
pull request: bluetooth-next 2019-11-24

Here's one last bluetooth-next pull request for the 5.5 kernel:

 - Fix BDADDR_PROPERTY & INVALID_BDADDR quirk handling
 - Added support for BCM4334B0 and BCM4335A0 controllers
 - A few other smaller fixes related to locking and memory leaks
====================

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
2019-11-24 18:57:52 -08:00
Jason Gunthorpe
a22dd50640 mm/hmm: remove hmm_mirror and related
The only two users of this are now converted to use mmu_interval_notifier,
delete all the code and update hmm.rst.

Link: https://lore.kernel.org/r/20191112202231.3856-14-jgg@ziepe.ca
Reviewed-by: Jérôme Glisse <jglisse@redhat.com>
Tested-by: Ralph Campbell <rcampbell@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2019-11-23 19:56:45 -04:00
Robert Schwebel
4791d77a08 docs: networking: nfc: change to rst format
Now that the sphinx syntax has been fixed, change the document from txt
to rst and add it to the index.

Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
2019-11-23 11:00:19 -08:00
Robert Schwebel
bf0b2511e8 docs: networking: nfc: fix code block syntax
Silence this warning:

Documentation/networking/nfc.rst:113: WARNING: Definition list ends without
a blank line; unexpected unindent.

Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
2019-11-23 11:00:19 -08:00
Robert Schwebel
f67b7c0874 docs: networking: nfc: fix bullet list syntax
Fix this warning:

Documentation/networking/nfc.rst:87: WARNING: Bullet list ends without
a blank line; unexpected unindent.

Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
2019-11-23 11:00:19 -08:00
Robert Schwebel
c0b96e8f9f docs: networking: nfc: change block diagram to sphinx syntax
Change the block diagram to match the sphinx syntax. This will make it
possible to switch this file to rst in the future.

Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
2019-11-23 11:00:19 -08:00
Robert Schwebel
66ac53a8c5 docs: networking: nfc: change headlines to sphinx syntax
The headlines in this file do are not in the standard kernel docu-
mentation headline format. Change it, so this file can be switched to
rst in the future.

Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
2019-11-23 11:00:19 -08:00
Russell King
e3cf8b3668 net: phy: remove phy_ethtool_sset()
There are no users of phy_ethtool_sset() in the kernel anymore, and
as of commit 3c1bcc8614 ("net: ethernet: Convert phydev advertize
and supported from u32 to link mode"), the implementation is slightly
buggy - it doesn't correctly check the masked advertising mask as it
used to.

Remove it, and update the phy documentation to refer to its replacement
function.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
2019-11-23 10:46:26 -08:00
Giovanni Mascellani
4a1288f1c1 dell-smm-hwmon: Add documentation
Part of the documentation is taken from the README of the userspace
utils (https://github.com/vitorafsr/i8kutils). The license is GPL-2+
and the author Massimo Dal Zotto is already credited as author of
the module. Therefore there should be no copyright problem.

I also added a paragraph with specific information on the experimental
support for automatic BIOS fan control.

Signed-off-by: Giovanni Mascellani <gio@debian.org>
Link: https://lore.kernel.org/r/20191122101519.1246458-2-gio@debian.org
[groeck: Fixed some of the documentation warnings]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2019-11-22 20:47:43 -08:00
Manivannan Sadhasivam
7046c6b018 dt-bindings: clock: Add devicetree binding for BM1880 SoC
Add YAML devicetree binding for Bitmain BM1880 SoC.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lkml.kernel.org/r/20191115162901.17456-4-manivannan.sadhasivam@linaro.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-11-22 15:58:04 -08:00
Mark Brown
ca4196aa10
Merge branch 'spi-5.5' into spi-next 2019-11-22 19:56:35 +00:00
Mark Brown
a21da94f61
Merge branch 'regulator-5.5' into regulator-next 2019-11-22 19:56:20 +00:00
Mark Brown
8c4d2a0bfb
Merge branch 'asoc-5.5' into asoc-next 2019-11-22 19:56:02 +00:00
Benjamin Gaignard
ffa119f7c4
dt-bindings: spi: Convert stm32 QSPI bindings to json-schema
Convert the STM32 QSPI binding to DT schema format using json-schema

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20191120194444.10540-1-benjamin.gaignard@st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2019-11-22 19:54:02 +00:00
Kees Cook
51e46c7a40 docs, parallelism: Rearrange how jobserver reservations are made
Rasmus correctly observed that the existing jobserver reservation only
worked if no other build targets were specified. The correct approach
is to hold the jobserver slots until sphinx has finished. To fix this,
the following changes are made:

- refactor (and rename) scripts/jobserver-exec to set an environment
  variable for the maximally reserved jobserver slots and exec a
  child, to release the slots on exit.

- create Documentation/scripts/parallel-wrapper.sh which examines both
  $PARALLELISM and the detected "-jauto" logic from Documentation/Makefile
  to decide sphinx's final -j argument.

- chain these together in Documentation/Makefile

Suggested-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Link: https://lore.kernel.org/lkml/eb25959a-9ec4-3530-2031-d9d716b40b20@rasmusvillemoes.dk
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20191121205929.40371-4-keescook@chromium.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:35:18 -07:00
Masami Hiramatsu
e3fedd570d Documentation: Remove bootmem_debug from kernel-parameters.txt
Remove bootmem_debug kernel paramenter because it has been
replaced by memblock=debug.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mike Rapoport <rppt@linux.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/157443061745.20995.9432492850513217966.stgit@devnote2
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:02:34 -07:00
Daniel W. S. Almeida
402613f3ef Documentation: security: core.rst: fix warnings
Fix warnings due to missing markup, no change in content otherwise.

Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Link: https://lore.kernel.org/r/20191122041806.68650-1-dwlsalmeida@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:01:47 -07:00
SeongJae Park
605b0f53a1 Documentation/process/howto/kokr: Update for 4.x -> 5.x versioning
Translate this commit to Korean:

  d2b008f134 ("Documentation/process/howto: Update for 4.x -> 5.x versioning")

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-8-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:00:55 -07:00
SeongJae Park
bf23a48edb Documentation/translation: Use Korean for Korean translation title
Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-7-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:00:50 -07:00
SeongJae Park
a897b13d1b docs/memory-barriers.txt: Remove remaining references to mmiowb()
This commit removes references to sections erased by Commit 915530396c
("Documentation: Kill all references to mmiowb()").

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-6-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:00:46 -07:00
SeongJae Park
3ef2f6aca5 docs/memory-barriers.txt/kokr: Update I/O section to be clearer about CPU vs thread
Translate this commit to Korean:

  9726840d9c ("docs/memory-barriers.txt: Update I/O section to be clearer about CPU vs thread")

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-5-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:00:43 -07:00
SeongJae Park
18b68475c5 docs/memory-barriers.txt/kokr: Fix style, spacing and grammar in I/O section
Translate this commit to Korean:

  0cde62a46e ("docs/memory-barriers.txt: Fix style, spacing and grammar in I/O section")

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-4-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:00:40 -07:00
SeongJae Park
bf3b965bc4 Documentation/kokr: Kill all references to mmiowb()
Translate this commit to Korean:

  915530396c ("Documentation: Kill all references to mmiowb()")

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-3-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:00:35 -07:00
SeongJae Park
2ece3e00ac docs/memory-barriers.txt/kokr: Rewrite "KERNEL I/O BARRIER EFFECTS" section
Translate this commit to Korean:

  4614bbdee3 ("docs/memory-barriers.txt: Rewrite "KERNEL I/O BARRIER EFFECTS" section")

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-2-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-11-22 10:00:29 -07:00
Daniel W. S. Almeida
4e29b70d54 Documentation: gpio: driver.rst: Fix warnings
Fix warnings due to incorrect rst markup. Also improved the presentation
a little without changing the underlying content.

Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Link: https://lore.kernel.org/r/20191122034702.58563-1-dwlsalmeida@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2019-11-22 13:58:55 +01:00
Longfang Liu
cbfe56e693 Documentation: add DebugFS doc for HiSilicon SEC
This Documentation is for HiSilicon SEC DebugFS.

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Kai Ye <yekai13@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2019-11-22 18:48:36 +08:00
Manish Narani
def7bd940f dt-bindings: mmc: Correct the type of the clk phase properties
The clock phase properties are having two uint32 values. The minItems
and maxItems are set to 2 for the same. So the property type should be
'uint32-array' and not 'uint32'. Modify it to correct the same.

Reported-by: Rob Herring <robh@kernel.org>
Signed-off-by: Manish Narani <manish.narani@xilinx.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2019-11-22 08:43:43 +01:00
Eric Tremblay
59dfa75e5d hwmon: Add driver for Texas Instruments TMP512/513 sensor chips.
TI's TMP512/513 are I2C/SMBus system monitor chips. These chips
monitor the supply voltage, supply current, power consumption
and provide one local and up to three (TMP513) remote temperature sensors.

It has been tested using a TI TMP513 development kit (TMP513EVM)

Signed-off-by: Eric Tremblay <etremblay@distech-controls.com>
Link: https://lore.kernel.org/r/20191112223001.20844-3-etremblay@distech-controls.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2019-11-21 21:26:40 -08:00
Eric Tremblay
17fe2983e8 dt-bindings: hwmon: Add TMP512/513
Document the TMP513/512 device devicetree bindings

Signed-off-by: Eric Tremblay <etremblay@distech-controls.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20191112223001.20844-2-etremblay@distech-controls.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2019-11-21 21:25:46 -08:00
Branden Bonaby
af9ca6f9bb drivers: hv: vmbus: Introduce latency testing
Introduce user specified latency in the packet reception path
By exposing the test parameters as part of the debugfs channel
attributes. We will control the testing state via these attributes.

Signed-off-by: Branden Bonaby <brandonbonaby94@gmail.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-11-21 20:10:44 -05:00
Heiner Kallweit
72ea91afbf PCI/ASPM: Add sysfs attributes for controlling ASPM link states
Add sysfs attributes to Endpoints and other Upstream Ports to control ASPM,
Clock PM, and L1 PM Substates.  The new attributes are:

  /sys/devices/pci*/.../link/clkpm
  /sys/devices/pci*/.../link/l0s_aspm
  /sys/devices/pci*/.../link/l1_aspm
  /sys/devices/pci*/.../link/l1_1_aspm
  /sys/devices/pci*/.../link/l1_2_aspm
  /sys/devices/pci*/.../link/l1_1_pcipm
  /sys/devices/pci*/.../link/l1_2_pcipm

An attribute is only visible if both ends of the Link leading to the device
support the state.  Writing y/1/on to the file enables the state; n/0/off
disables it.

These attributes can be used to tune the power/performance tradeoff for
individual devices.

[bhelgaas: commit log, rename directory to "link"]
Link: https://lore.kernel.org/r/b1c83f8a-9bf6-eac5-82d0-cf5b90128fbf@gmail.com
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2019-11-21 17:30:24 -06:00
Alain Volmat
f33dabf59d dt-bindings: i2c: stm32: Migrate i2c-stm32 documentation to yaml
The document was migrated to Yaml format and renamed st,stm32-i2c.yaml

Signed-off-by: Alain Volmat <alain.volmat@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-21 13:56:18 -06:00
Benjamin Gaignard
1e25c5f533 dt-bindings: mtd: Convert stm32 fmc2-nand bindings to json-schema
Convert the STM32 fmc2-nand binding to DT schema format using json-schema

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
CC: Christophe Kerello <christophe.kerello@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-21 13:56:18 -06:00
Arnaud Pouliquen
34376eb1b0 dt-bindings: remoteproc: convert stm32-rproc to json-schema
Convert the STM32 remoteproc bindings to DT schema format using
json-schema

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
[robh: Drop mbox-consumer.yaml reference]
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-21 10:33:37 -06:00
Arnaud Pouliquen
4360bf7244 dt-bindings: mailbox: convert stm32-ipcc to json-schema
Convert the STM32 IPCC bindings to DT schema format using
json-schema

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-21 10:33:37 -06:00
Konstantin Khlebnikov
b686631865 block: add iostat counters for flush requests
Requests that triggers flushing volatile writeback cache to disk (barriers)
have significant effect to overall performance.

Block layer has sophisticated engine for combining several flush requests
into one. But there is no statistics for actual flushes executed by disk.
Requests which trigger flushes usually are barriers - zero-size writes.

This patch adds two iostat counters into /sys/class/block/$dev/stat and
/proc/diskstats - count of completed flush requests and their total time.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2019-11-21 09:06:47 -07:00
Benjamin Gaignard
b88091f5d8 dt-bindings: mfd: Convert stm32 low power timers bindings to json-schema
Convert the STM32 low power timers binding to DT schema format using json-schema

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-21 08:35:19 -06:00
Alexandre Torgue
b9da2fcc5e dt-bindings: interrupt-controller: Convert stm32-exti to json-schema
Convert the STM32 external interrupt controller (EXTI) binding to DT
schema format using json-schema.

Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-21 08:35:18 -06:00
Benjamin Gaignard
ceced4acb0 dt-bindings: crypto: Convert stm32 HASH bindings to json-schema
Convert the STM32 HASH binding to DT schema format using json-schema

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-21 08:35:18 -06:00
Benjamin Gaignard
5059791efc dt-bindings: rng: Convert stm32 RNG bindings to json-schema
Convert the STM32 RNG binding to DT schema format using json-schema
Remove interrupt from the json-schema because it is not used by the driver.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-11-21 08:35:18 -06:00
Rahul Tanwar
3fab296a98 dt-bindings: pinctrl: intel: Add for new SoC
Add dt bindings document for pinmux & GPIO controller driver of
Intel Lightning Mountain SoC.

Signed-off-by: Rahul Tanwar <rahul.tanwar@linux.intel.com>
Link: https://lore.kernel.org/r/b59afc497e41404fea06aa48d633cba183ee944d.1573797249.git.rahul.tanwar@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2019-11-21 14:48:30 +01:00
Paolo Bonzini
46f4f0aabc Merge branch 'kvm-tsx-ctrl' into HEAD
Conflicts:
	arch/x86/kvm/vmx/vmx.c
2019-11-21 12:03:40 +01:00
Paolo Bonzini
14edff8831 KVM/arm updates for Linux 5.5:
- Allow non-ISV data aborts to be reported to userspace
 - Allow injection of data aborts from userspace
 - Expose stolen time to guests
 - GICv4 performance improvements
 - vgic ITS emulation fixes
 - Simplify FWB handling
 - Enable halt pool counters
 - Make the emulated timer PREEMPT_RT compliant
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Merge tag 'kvmarm-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm updates for Linux 5.5:

- Allow non-ISV data aborts to be reported to userspace
- Allow injection of data aborts from userspace
- Expose stolen time to guests
- GICv4 performance improvements
- vgic ITS emulation fixes
- Simplify FWB handling
- Enable halt pool counters
- Make the emulated timer PREEMPT_RT compliant

Conflicts:
	include/uapi/linux/kvm.h
2019-11-21 09:58:35 +01:00
Mohammad Rasim
e32ec8ea0d dt-bindings: net: Add compatible for BCM4335A0 bluetooth
Available in the Ampak AP6335 WiFi/Bluetooth combo

Signed-off-by: Mohammad Rasim <mohammad.rasim96@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2019-11-21 08:10:46 +01:00
Christophe Leroy
8795a739e5 powerpc/sysdev: drop simple gpio
There is a config item CONFIG_SIMPLE_GPIO which
provides simple memory mapped GPIOs specific to powerpc.

However, the only platform which selects this option is
mpc5200, and this platform doesn't use it.

There are three boards calling simple_gpiochip_init(), but
as they don't select CONFIG_SIMPLE_GPIO, this is just a nop.

Simple_gpio is just redundant with the generic MMIO GPIO
driver which can be found in driver/gpio/ and selected via
CONFIG_GPIO_GENERIC_PLATFORM, so drop simple_gpio driver.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/bf930402613b41b42d0441b784e0cc43fc18d1fb.1572529632.git.christophe.leroy@c-s.fr
2019-11-21 15:41:34 +11:00
David S. Miller
ee5a489fd9 Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Daniel Borkmann says:

====================
pull-request: bpf-next 2019-11-20

The following pull-request contains BPF updates for your *net-next* tree.

We've added 81 non-merge commits during the last 17 day(s) which contain
a total of 120 files changed, 4958 insertions(+), 1081 deletions(-).

There are 3 trivial conflicts, resolve it by always taking the chunk from
196e8ca748:

<<<<<<< HEAD
=======
void *bpf_map_area_mmapable_alloc(u64 size, int numa_node);
>>>>>>> 196e8ca748

<<<<<<< HEAD
void *bpf_map_area_alloc(u64 size, int numa_node)
=======
static void *__bpf_map_area_alloc(u64 size, int numa_node, bool mmapable)
>>>>>>> 196e8ca748

<<<<<<< HEAD
        if (size <= (PAGE_SIZE << PAGE_ALLOC_COSTLY_ORDER)) {
=======
        /* kmalloc()'ed memory can't be mmap()'ed */
        if (!mmapable && size <= (PAGE_SIZE << PAGE_ALLOC_COSTLY_ORDER)) {
>>>>>>> 196e8ca748

The main changes are:

1) Addition of BPF trampoline which works as a bridge between kernel functions,
   BPF programs and other BPF programs along with two new use cases: i) fentry/fexit
   BPF programs for tracing with practically zero overhead to call into BPF (as
   opposed to k[ret]probes) and ii) attachment of the former to networking related
   programs to see input/output of networking programs (covering xdpdump use case),
   from Alexei Starovoitov.

2) BPF array map mmap support and use in libbpf for global data maps; also a big
   batch of libbpf improvements, among others, support for reading bitfields in a
   relocatable manner (via libbpf's CO-RE helper API), from Andrii Nakryiko.

3) Extend s390x JIT with usage of relative long jumps and loads in order to lift
   the current 64/512k size limits on JITed BPF programs there, from Ilya Leoshkevich.

4) Add BPF audit support and emit messages upon successful prog load and unload in
   order to have a timeline of events, from Daniel Borkmann and Jiri Olsa.

5) Extension to libbpf and xdpsock sample programs to demo the shared umem mode
   (XDP_SHARED_UMEM) as well as RX-only and TX-only sockets, from Magnus Karlsson.

6) Several follow-up bug fixes for libbpf's auto-pinning code and a new API
   call named bpf_get_link_xdp_info() for retrieving the full set of prog
   IDs attached to XDP, from Toke Høiland-Jørgensen.

7) Add BTF support for array of int, array of struct and multidimensional arrays
   and enable it for skb->cb[] access in kfree_skb test, from Martin KaFai Lau.

8) Fix AF_XDP by using the correct number of channels from ethtool, from Luigi Rizzo.

9) Two fixes for BPF selftest to get rid of a hang in test_tc_tunnel and to avoid
   xdping to be run as standalone, from Jiri Benc.

10) Various BPF selftest fixes when run with latest LLVM trunk, from Yonghong Song.

11) Fix a memory leak in BPF fentry test run data, from Colin Ian King.

12) Various smaller misc cleanups and improvements mostly all over BPF selftests and
    samples, from Daniel T. Lee, Andre Guedes, Anders Roxell, Mao Wenan, Yue Haibing.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2019-11-20 18:11:23 -08:00
Bjorn Helgaas
1a1daf097e PCI/PM: Remove unused pci_driver.suspend_late() hook
The struct pci_driver.suspend_late() hook is one of the legacy PCI power
management callbacks, and there are no remaining users of it.  Remove it.

Link: https://lore.kernel.org/r/20191101204558.210235-7-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-11-20 17:35:25 -06:00
Bjorn Helgaas
89cdbc3546 PCI/PM: Remove unused pci_driver.resume_early() hook
The struct pci_driver.resume_early() hook is one of the legacy PCI power
management callbacks, and there are no remaining users of it.  Remove it.

Link: https://lore.kernel.org/r/20191101204558.210235-6-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-11-20 17:35:14 -06:00
Bjorn Helgaas
b64cf7a171 PCI/PM: Wrap long lines in documentation
Documentation/power/pci.rst is wrapped to fit in 80 columns, but directory
structure changes made a few lines longer.  Wrap them so they all fit in 80
columns again.

Link: https://lore.kernel.org/r/20191014230016.240912-7-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-11-20 17:33:56 -06:00
Bjorn Helgaas
85a9b0507d PCI/PM: Note that PME can be generated from D0
Per PCIe r5.0 sec 7.5.2.1, PME may be generated from D0, so update
Documentation/power/pci.rst to reflect that.

Link: https://lore.kernel.org/r/20191016194450.68959-1-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-11-20 17:33:46 -06:00
Bjorn Helgaas
dc68b40678 PCI/PM: Correct pci_pm_thaw_noirq() documentation
According to the documentation, pci_pm_thaw_noirq() did not put the device
into the full-power state and restore its standard configuration registers.
This is incorrect, so update the documentation to match the code.

Link: https://lore.kernel.org/r/20191014230016.240912-3-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-11-20 17:32:30 -06:00
Ilias Apalodimas
14c815a9d1 Documentation: networking: add cpsw switchdev based driver documentation
A new cpsw dirver based on switchdev was added. Add documentation about
basic configuration and future features

Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-11-20 11:25:24 -08:00
Grygorii Strashko
ef63fe72f6 dt-bindings: net: ti: add new cpsw switch driver bindings
Add bindings for the new TI CPSW switch driver. Comparing to the legacy
bindings (net/cpsw.txt):
- ports definition follows DSA bindings (net/dsa/dsa.txt) and ports can be
marked as "disabled" if not physically wired.
- all deprecated properties dropped;
- all legacy propertiies dropped which represent constant HW cpapbilities
(cpdma_channels, ale_entries, bd_ram_size, mac_control, slaves,
active_slave)
- TI CPTS DT properties are reused as is, but grouped in "cpts" sub-node
- TI Davinci MDIO DT bindings are reused as is, because Davinci MDIO is
reused.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-11-20 11:25:23 -08:00
Takashi Iwai
94722e7427 ALSA: docs: Update about the new PCM sync_stop ops
Add the documentation about the new PCM sync_stop ops and
card->sync_irq field.

Link: https://lore.kernel.org/r/20191117085308.23915-9-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2019-11-20 19:39:54 +01:00
Takashi Iwai
f6161f379c ALSA: docs: Update document about the default PCM ioctl ops
Mention that it's completely optional now.

Link: https://lore.kernel.org/r/20191117085308.23915-5-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2019-11-20 19:39:54 +01:00
Takashi Iwai
72b4bcbf1c ALSA: docs: Update for managed buffer allocation mode
Update the documentation for the newly introduced managed buffer
allocation mode accordingly.  The old preallocation is no longer
recommended.

Link: https://lore.kernel.org/r/20191117085308.23915-3-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2019-11-20 19:39:54 +01:00
Peter Ujfalusi
103e5d734a
ASoC: dt-bindings: pcm3168a: Update the optional RST gpio for clarity
Use the standard name for the gpion in DT: reset-gpios

Document that the RST line is low active and update the example
accordingly.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20191120131753.6831-2-peter.ujfalusi@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2019-11-20 17:08:12 +00:00
Thomas Gleixner
407e62f52a irqchip updates for Linux 5.5
- Qualcomm PDC wakeup interrupt support
 - Layerscape external IRQ support
 - Broadcom bcm7038 PM and wakeup support
 - Ingenic driver cleanup and modernization
 - GICv3 ITS preparation for GICv4.1 updates
 - GICv4 fixes
 - Various cleanups
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Merge tag 'irqchip-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core

Pull irqchip updates from Marc Zyngier:

 - Qualcomm PDC wakeup interrupt support
 - Layerscape external IRQ support
 - Broadcom bcm7038 PM and wakeup support
 - Ingenic driver cleanup and modernization
 - GICv3 ITS preparation for GICv4.1 updates
 - GICv4 fixes
 - Various cleanups
2019-11-20 14:16:34 +01:00
Manish Narani
1297eacfe7 dt-bindings: mmc: arasan: Document 'xlnx,zynqmp-8.9a' controller
Add documentation for 'xlnx,zynqmp-8.9a' SDHCI controller and optional
properties followed by example.

Signed-off-by: Manish Narani <manish.narani@xilinx.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2019-11-20 13:55:55 +01:00
Manish Narani
fec81c5bca dt-bindings: mmc: Add optional generic properties for mmc
Add optional properties for mmc hosts which are used to set clk delays
for different speed modes in the controller.

Signed-off-by: Manish Narani <manish.narani@xilinx.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2019-11-20 13:55:55 +01:00