44610 Commits

Author SHA1 Message Date
Pascal Roeleven
43add0bd1f dt-bindings: vendor-prefixes: Add Topwise
Topwise Communication Co,. Ltd. is a company based in Shenzhen. They
manufacture all kind of products but seem to be focusing on POS nowadays.

Signed-off-by: Pascal Roeleven <dev@pascalroeleven.nl>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:34 -06:00
Mauro Carvalho Chehab
e64ca27ab9 docs: dt: fix a broken reference to input.yaml
The old file was converted to yaml, but its reference was
still pointing to the old one.

Fixes: 7cef1079e3ad ("dt-bindings: input: Add common input binding in json-schema")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:34 -06:00
Mauro Carvalho Chehab
da392fb119 docs: dt: fix references to ap806-system-controller.txt
ap806-system-controller.txt was renamed to ap80x-system-controller.txt.

Update its references accordingly.

Fixes: 2537831bbc19 ("dt-bindings: ap80x: replace AP806 with AP80x")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:34 -06:00
Mauro Carvalho Chehab
92f2b6ac29 docs: dt: fix references to m_can.txt file
This file was converted to json and renamed. Update its
references accordingly.

Fixes: 824674b59f72 ("dt-bindings: net: can: Convert M_CAN to json-schema")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:34 -06:00
Geert Uytterhoeven
ff17bad872 dt-bindings: pwm: renesas-tpu: Document more R-Car Gen2 support
All R-Car Gen2 SoCs have a Renesas Timer Pulse Unit.
Document support for the missing variants.

No driver change is needed due to the fallback compatible string.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:34 -06:00
Prashant Malani
63d6e72152 dt-bindings: Add cros-ec Type C port driver
Some Chrome OS devices with Embedded Controllers (EC) can read and
modify Type C port state.

Add an entry in the DT Bindings documentation that lists out the logical
device and describes the relevant port information, to be used by the
corresponding driver.

Signed-off-by: Prashant Malani <pmalani@chromium.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: Benson Leung <bleung@chromium.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:34 -06:00
Johan Jonker
7a3a2a646b dt-bindings: leds: common: fix example for gpio-leds
The preferred form for gpio-leds compatible subnodes is:
^led-[0-9a-f]$
Fix example by changing led0 and led1 to led-0 and led-1.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:34 -06:00
Bin Meng
c80f0104b3 dt-bindings: interrupt-controller: msi: Correct msi-controller@c's reg
The base address of msi-controller@c should be set to c.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:33 -06:00
Akash Asthana
8f9c291558 dt-bindings: spi: Add interconnect binding for QSPI
Add documentation for the interconnect and interconnect-names
properties for QSPI.

Signed-off-by: Akash Asthana <akashast@codeaurora.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:33 -06:00
Akash Asthana
d2423aa003 dt-bindings: spi: Convert QSPI bindings to YAML
Convert QSPI bindings to DT schema format using json-schema.

Signed-off-by: Akash Asthana <akashast@codeaurora.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:33 -06:00
Niklas Söderlund
8f5a0a3750 dt-bindings: thermal: rcar-thermal: Convert bindings to json-schema
Convert Renesas R-Car Thermal bindings documentation to json-schema.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:33 -06:00
Lubomir Rintel
d0539d208d dt-bindings: phy: Convert phy-mmp3-usb to json-schema
A rather straightforward conversion of the phy-mmp3-usb binding to DT
schema format using json-schema.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
[robh: add additionalProperties]
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:33 -06:00
Lubomir Rintel
cdcbb19388 dt-bindings: Add "mrvl", a legacy vendor prefix for Marvell
While the preferred vendor prefix is "marvell", "mrvl" is used by many
older bindings already. Add it, while also marking it deprecated.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:33 -06:00
Lubomir Rintel
c734a7cc77 dt-bindings: arm: mrvl: Add missing compatible strings
Add compatible strings for the boards we have in tree. At the same time,
fix the MMP3 compatible string: the preferred vendor name for Marvell is
"marvell", not "mrvl", and indeed "marvell,mmp3" has been actively used,
not "mrvl,mmp3".

Fixes: 95aecb71b84e ("dt-bindings: arm: mrvl: Document MMP3 compatible string")
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:33 -06:00
Lubomir Rintel
39648d052f dt-bindings: arm: l2x0: Tauros 3 is PL310 compatible
The validation is unhappy about mmp3-dell-ariel declaring its
marvell,tauros3-cache node to be compatible with arm,pl310-cache:

  mmp3-dell-ariel.dt.yaml: cache-controller@d0020000: compatible:
       Additional items are not allowed ('arm,pl310-cache' was unexpected)
  mmp3-dell-ariel.dt.yaml: cache-controller@d0020000: compatible:
       ['marvell,tauros3-cache', 'arm,pl310-cache'] is too long

Let's allow this -- Tauros 3 is designed to be compatible with PL310.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
[robh: fixup indentation]
Signed-off-by: Rob Herring <robh@kernel.org>
2020-03-31 09:03:33 -06:00
Rob Herring
7f464532b0 dt-bindings: Add missing 'additionalProperties: false'
Setting 'additionalProperties: false' is frequently omitted, but is
important in order to check that there aren't extra undocumented
properties in a binding.

Ideally, we'd just add this automatically and make this the default, but
there's some cases where it doesn't work. For example, if a common
schema is referenced, then properties in the common schema aren't part
of what's considered for 'additionalProperties'. Also, sometimes there
are bus specific properties such as 'spi-max-frequency' that go into
bus child nodes, but aren't defined in the child node's schema.

So let's stick with the json-schema defined default and add
'additionalProperties: false' where needed. This will be a continual
review comment and game of wack-a-mole.

Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Reviewed-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Acked-by: Stephen Boyd <sboyd@kernel.org> # clock
Acked-by: Lee Jones <lee.jones@linaro.org>
2020-03-31 09:03:17 -06:00
Paolo Bonzini
4f4af841f0 KVM PPC update for 5.7
* Add a capability for enabling secure guests under the Protected
   Execution Framework ultravisor
 
 * Various bug fixes and cleanups.
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Merge tag 'kvm-ppc-next-5.7-1' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc into HEAD

KVM PPC update for 5.7

* Add a capability for enabling secure guests under the Protected
  Execution Framework ultravisor

* Various bug fixes and cleanups.
2020-03-31 10:45:49 -04:00
Paolo Bonzini
cf39d37539 KVM/arm updates for Linux 5.7
- GICv4.1 support
 - 32bit host removal
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Merge tag 'kvmarm-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm updates for Linux 5.7

- GICv4.1 support
- 32bit host removal
2020-03-31 10:44:53 -04:00
Thomas Hebb
f36938aa74 ALSA: hda/realtek - Remove now-unnecessary XPS 13 headphone noise fixups
patch_realtek.c has historically failed to properly configure the PC
Beep Hidden Register for the ALC256 codec (among others). Depending on
your kernel version, symptoms of this misconfiguration can range from
chassis noise, picked up by a poorly-shielded PCBEEP trace, getting
amplified and played on your internal speaker and/or headphones to loud
feedback, which responds to the "Headphone Mic Boost" ALSA control,
getting played through your headphones. For details of the problem, see
the patch in this series titled "ALSA: hda/realtek - Set principled PC
Beep configuration for ALC256", which fixes the configuration.

These symptoms have been most noticed on the Dell XPS 13 9350 and 9360,
popular laptops that use the ALC256. As a result, several model-specific
fixups have been introduced to try and fix the problem, the most
egregious of which locks the "Headphone Mic Boost" control as a hack to
minimize noise from a feedback loop that shouldn't have been there in
the first place.

Now that the underlying issue has been fixed, remove all these fixups.
Remaining fixups needed by the XPS 13 are all picked up by existing pin
quirks.

This change should, for the XPS 13 9350/9360

 - Significantly increase volume and audio quality on headphones
 - Eliminate headphone popping on suspend/resume
 - Allow "Headphone Mic Boost" to be set again, making the headphone
   jack fully usable as a microphone jack too.

Fixes: 8c69729b4439 ("ALSA: hda - Fix headphone noise after Dell XPS 13 resume back from S3")
Fixes: 423cd785619a ("ALSA: hda - Fix headphone noise on Dell XPS 13 9360")
Fixes: e4c9fd10eb21 ("ALSA: hda - Apply headphone noise quirk for another Dell XPS 13 variant")
Fixes: 1099f48457d0 ("ALSA: hda/realtek: Reduce the Headphone static noise on XPS 9350/9360")
Cc: stable@vger.kernel.org
Signed-off-by: Thomas Hebb <tommyhebb@gmail.com>
Link: https://lore.kernel.org/r/b649a00edfde150cf6eebbb4390e15e0c2deb39a.1585584498.git.tommyhebb@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2020-03-31 10:54:06 +02:00
Thomas Hebb
f128090491 ALSA: doc: Document PC Beep Hidden Register on Realtek ALC256
This codec (among others) has a hidden set of audio routes, apparently
designed to allow PC Beep output without a mixer widget on the output
path, which are controlled by an undocumented Realtek vendor register.
The default configuration of these routes means that certain inputs
aren't accessible, necessitating driver control of the register.
However, Realtek has provided no documentation of the register, instead
opting to fix issues by providing magic numbers, most of which have been
at least somewhat erroneous. These magic numbers then get copied by
others into model-specific fixups, leading to a fragmented and buggy set
of configurations.

To get out of this situation, I've reverse engineered the register by
flipping bits and observing how the codec's behavior changes. This
commit documents my findings. It does not change any code.

Cc: stable@vger.kernel.org
Signed-off-by: Thomas Hebb <tommyhebb@gmail.com>
Link: https://lore.kernel.org/r/bd69dfdeaf40ff31c4b7b797c829bb320031739c.1585584498.git.tommyhebb@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2020-03-31 10:51:45 +02:00
Dave Airlie
59e7a8cc2d Merge tag 'drm-msm-next-2020-03-22' of https://gitlab.freedesktop.org/drm/msm into drm-next
A bit smaller this time around.. there are still a couple uabi
additions for vulkan waiting in the wings, but I punted on them this
cycle due to running low on time.  (They should be easy enough to
rebase, and if it is a problem for anyone I can push a next+uabi
branch so that tu work can proceed.)

The bigger change is refactoring dpu resource manager and moving dpu
to use atomic global state.  Other than that, it is mostly cleanups
and fixes.

From: Rob Clark <robdclark@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ <CAF6AEGuf1R4Xz-t9Z7_cwx9jD=b4wUvvwfqA5cHR8fCSXSd5XQ@mail.gmail.com
Signed-off-by: Dave Airlie <airlied@redhat.com>
2020-03-31 16:34:55 +10:00
Dave Airlie
5fc0df93fc Linux 5.6
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Merge v5.6 into drm-next

msm needed rc6, so I just went and merged release
(msm has been in drm-next outside of this tree)

Signed-off-by: Dave Airlie <airlied@redhat.com>
2020-03-31 15:15:47 +10:00
David S. Miller
ed52f2c608 Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-03-30 19:52:37 -07:00
Linus Torvalds
2853d5fafb Support for "split lock" detection:
- Atomic operations (lock prefixed instructions) which span two cache
     lines have to acquire the global bus lock. This is at least 1k cycles
     slower than an atomic operation within a cache line and disrupts
     performance on other cores. Aside of performance disruption this is
     a unpriviledged form of DoS.
 
     Some newer CPUs have the capability to raise an #AC trap when such an
     operation is attempted. The detection is by default enabled in warning
     mode which will warn once when a user space application is caught. A
     command line option allows to disable the detection or to select fatal
     mode which will terminate offending applications with SIGBUS.
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Merge tag 'x86-splitlock-2020-03-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 splitlock updates from Thomas Gleixner:
 "Support for 'split lock' detection:

  Atomic operations (lock prefixed instructions) which span two cache
  lines have to acquire the global bus lock. This is at least 1k cycles
  slower than an atomic operation within a cache line and disrupts
  performance on other cores. Aside of performance disruption this is a
  unpriviledged form of DoS.

  Some newer CPUs have the capability to raise an #AC trap when such an
  operation is attempted. The detection is by default enabled in warning
  mode which will warn once when a user space application is caught. A
  command line option allows to disable the detection or to select fatal
  mode which will terminate offending applications with SIGBUS"

* tag 'x86-splitlock-2020-03-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/split_lock: Avoid runtime reads of the TEST_CTRL MSR
  x86/split_lock: Rework the initialization flow of split lock detection
  x86/split_lock: Enable split lock detection by kernel
2020-03-30 19:35:52 -07:00
Linus Torvalds
dbb381b619 timekeeping and timer updates:
Core:
 
   - Consolidation of the vDSO build infrastructure to address the
     difficulties of cross-builds for ARM64 compat vDSO libraries by
     restricting the exposure of header content to the vDSO build.
 
     This is achieved by splitting out header content into separate
     headers. which contain only the minimaly required information which is
     necessary to build the vDSO. These new headers are included from the
     kernel headers and the vDSO specific files.
 
   - Enhancements to the generic vDSO library allowing more fine grained
     control over the compiled in code, further reducing architecture
     specific storage and preparing for adopting the generic library by PPC.
 
   - Cleanup and consolidation of the exit related code in posix CPU timers.
 
   - Small cleanups and enhancements here and there
 
  Drivers:
 
   - The obligatory new drivers: Ingenic JZ47xx and X1000 TCU support
 
   - Correct the clock rate of PIT64b global clock
 
   - setup_irq() cleanup
 
   - Preparation for PWM and suspend support for the TI DM timer
 
   - Expand the fttmr010 driver to support ast2600 systems
 
   - The usual small fixes, enhancements and cleanups all over the place
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Merge tag 'timers-core-2020-03-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull timekeeping and timer updates from Thomas Gleixner:
 "Core:

   - Consolidation of the vDSO build infrastructure to address the
     difficulties of cross-builds for ARM64 compat vDSO libraries by
     restricting the exposure of header content to the vDSO build.

     This is achieved by splitting out header content into separate
     headers. which contain only the minimaly required information which
     is necessary to build the vDSO. These new headers are included from
     the kernel headers and the vDSO specific files.

   - Enhancements to the generic vDSO library allowing more fine grained
     control over the compiled in code, further reducing architecture
     specific storage and preparing for adopting the generic library by
     PPC.

   - Cleanup and consolidation of the exit related code in posix CPU
     timers.

   - Small cleanups and enhancements here and there

  Drivers:

   - The obligatory new drivers: Ingenic JZ47xx and X1000 TCU support

   - Correct the clock rate of PIT64b global clock

   - setup_irq() cleanup

   - Preparation for PWM and suspend support for the TI DM timer

   - Expand the fttmr010 driver to support ast2600 systems

   - The usual small fixes, enhancements and cleanups all over the
     place"

* tag 'timers-core-2020-03-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (80 commits)
  Revert "clocksource/drivers/timer-probe: Avoid creating dead devices"
  vdso: Fix clocksource.h macro detection
  um: Fix header inclusion
  arm64: vdso32: Enable Clang Compilation
  lib/vdso: Enable common headers
  arm: vdso: Enable arm to use common headers
  x86/vdso: Enable x86 to use common headers
  mips: vdso: Enable mips to use common headers
  arm64: vdso32: Include common headers in the vdso library
  arm64: vdso: Include common headers in the vdso library
  arm64: Introduce asm/vdso/processor.h
  arm64: vdso32: Code clean up
  linux/elfnote.h: Replace elf.h with UAPI equivalent
  scripts: Fix the inclusion order in modpost
  common: Introduce processor.h
  linux/ktime.h: Extract common header for vDSO
  linux/jiffies.h: Extract common header for vDSO
  linux/time64.h: Extract common header for vDSO
  linux/time32.h: Extract common header for vDSO
  linux/time.h: Extract common header for vDSO
  ...
2020-03-30 18:51:47 -07:00
Ido Schimmel
ef7d5c7d43 Documentation: Add description of packet trap policers
Extend devlink-trap documentation with information about packet trap
policers.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-03-30 17:54:58 -07:00
Linus Torvalds
642e53ead6 Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler updates from Ingo Molnar:
 "The main changes in this cycle are:

   - Various NUMA scheduling updates: harmonize the load-balancer and
     NUMA placement logic to not work against each other. The intended
     result is better locality, better utilization and fewer migrations.

   - Introduce Thermal Pressure tracking and optimizations, to improve
     task placement on thermally overloaded systems.

   - Implement frequency invariant scheduler accounting on (some) x86
     CPUs. This is done by observing and sampling the 'recent' CPU
     frequency average at ~tick boundaries. The CPU provides this data
     via the APERF/MPERF MSRs. This hopefully makes our capacity
     estimates more precise and keeps tasks on the same CPU better even
     if it might seem overloaded at a lower momentary frequency. (As
     usual, turbo mode is a complication that we resolve by observing
     the maximum frequency and renormalizing to it.)

   - Add asymmetric CPU capacity wakeup scan to improve capacity
     utilization on asymmetric topologies. (big.LITTLE systems)

   - PSI fixes and optimizations.

   - RT scheduling capacity awareness fixes & improvements.

   - Optimize the CONFIG_RT_GROUP_SCHED constraints code.

   - Misc fixes, cleanups and optimizations - see the changelog for
     details"

* 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (62 commits)
  threads: Update PID limit comment according to futex UAPI change
  sched/fair: Fix condition of avg_load calculation
  sched/rt: cpupri_find: Trigger a full search as fallback
  kthread: Do not preempt current task if it is going to call schedule()
  sched/fair: Improve spreading of utilization
  sched: Avoid scale real weight down to zero
  psi: Move PF_MEMSTALL out of task->flags
  MAINTAINERS: Add maintenance information for psi
  psi: Optimize switching tasks inside shared cgroups
  psi: Fix cpu.pressure for cpu.max and competing cgroups
  sched/core: Distribute tasks within affinity masks
  sched/fair: Fix enqueue_task_fair warning
  thermal/cpu-cooling, sched/core: Move the arch_set_thermal_pressure() API to generic scheduler code
  sched/rt: Remove unnecessary push for unfit tasks
  sched/rt: Allow pulling unfitting task
  sched/rt: Optimize cpupri_find() on non-heterogenous systems
  sched/rt: Re-instate old behavior in select_task_rq_rt()
  sched/rt: cpupri_find: Implement fallback mechanism for !fit case
  sched/fair: Fix reordering of enqueue/dequeue_task_fair()
  sched/fair: Fix runnable_avg for throttled cfs
  ...
2020-03-30 17:01:51 -07:00
Linus Torvalds
4b9fd8a829 Merge branch 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull locking updates from Ingo Molnar:
 "The main changes in this cycle were:

   - Continued user-access cleanups in the futex code.

   - percpu-rwsem rewrite that uses its own waitqueue and atomic_t
     instead of an embedded rwsem. This addresses a couple of
     weaknesses, but the primary motivation was complications on the -rt
     kernel.

   - Introduce raw lock nesting detection on lockdep
     (CONFIG_PROVE_RAW_LOCK_NESTING=y), document the raw_lock vs. normal
     lock differences. This too originates from -rt.

   - Reuse lockdep zapped chain_hlocks entries, to conserve RAM
     footprint on distro-ish kernels running into the "BUG:
     MAX_LOCKDEP_CHAIN_HLOCKS too low!" depletion of the lockdep
     chain-entries pool.

   - Misc cleanups, smaller fixes and enhancements - see the changelog
     for details"

* 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (55 commits)
  fs/buffer: Make BH_Uptodate_Lock bit_spin_lock a regular spinlock_t
  thermal/x86_pkg_temp: Make pkg_temp_lock a raw_spinlock_t
  Documentation/locking/locktypes: Minor copy editor fixes
  Documentation/locking/locktypes: Further clarifications and wordsmithing
  m68knommu: Remove mm.h include from uaccess_no.h
  x86: get rid of user_atomic_cmpxchg_inatomic()
  generic arch_futex_atomic_op_inuser() doesn't need access_ok()
  x86: don't reload after cmpxchg in unsafe_atomic_op2() loop
  x86: convert arch_futex_atomic_op_inuser() to user_access_begin/user_access_end()
  objtool: whitelist __sanitizer_cov_trace_switch()
  [parisc, s390, sparc64] no need for access_ok() in futex handling
  sh: no need of access_ok() in arch_futex_atomic_op_inuser()
  futex: arch_futex_atomic_op_inuser() calling conventions change
  completion: Use lockdep_assert_RT_in_threaded_ctx() in complete_all()
  lockdep: Add posixtimer context tracing bits
  lockdep: Annotate irq_work
  lockdep: Add hrtimer context tracing bits
  lockdep: Introduce wait-type checks
  completion: Use simple wait queues
  sched/swait: Prepare usage in completions
  ...
2020-03-30 16:17:15 -07:00
Linus Torvalds
a776c270a0 Merge branch 'efi-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull EFI updates from Ingo Molnar:
 "The EFI changes in this cycle are much larger than usual, for two
  (positive) reasons:

   - The GRUB project is showing signs of life again, resulting in the
     introduction of the generic Linux/UEFI boot protocol, instead of
     x86 specific hacks which are increasingly difficult to maintain.
     There's hope that all future extensions will now go through that
     boot protocol.

   - Preparatory work for RISC-V EFI support.

  The main changes are:

   - Boot time GDT handling changes

   - Simplify handling of EFI properties table on arm64

   - Generic EFI stub cleanups, to improve command line handling, file
     I/O, memory allocation, etc.

   - Introduce a generic initrd loading method based on calling back
     into the firmware, instead of relying on the x86 EFI handover
     protocol or device tree.

   - Introduce a mixed mode boot method that does not rely on the x86
     EFI handover protocol either, and could potentially be adopted by
     other architectures (if another one ever surfaces where one
     execution mode is a superset of another)

   - Clean up the contents of 'struct efi', and move out everything that
     doesn't need to be stored there.

   - Incorporate support for UEFI spec v2.8A changes that permit
     firmware implementations to return EFI_UNSUPPORTED from UEFI
     runtime services at OS runtime, and expose a mask of which ones are
     supported or unsupported via a configuration table.

   - Partial fix for the lack of by-VA cache maintenance in the
     decompressor on 32-bit ARM.

   - Changes to load device firmware from EFI boot service memory
     regions

   - Various documentation updates and minor code cleanups and fixes"

* 'efi-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (114 commits)
  efi/libstub/arm: Fix spurious message that an initrd was loaded
  efi/libstub/arm64: Avoid image_base value from efi_loaded_image
  partitions/efi: Fix partition name parsing in GUID partition entry
  efi/x86: Fix cast of image argument
  efi/libstub/x86: Use ULONG_MAX as upper bound for all allocations
  efi: Fix a mistype in comments mentioning efivar_entry_iter_begin()
  efi/libstub: Avoid linking libstub/lib-ksyms.o into vmlinux
  efi/x86: Preserve %ebx correctly in efi_set_virtual_address_map()
  efi/x86: Ignore the memory attributes table on i386
  efi/x86: Don't relocate the kernel unless necessary
  efi/x86: Remove extra headroom for setup block
  efi/x86: Add kernel preferred address to PE header
  efi/x86: Decompress at start of PE image load address
  x86/boot/compressed/32: Save the output address instead of recalculating it
  efi/libstub/x86: Deal with exit() boot service returning
  x86/boot: Use unsigned comparison for addresses
  efi/x86: Avoid using code32_start
  efi/x86: Make efi32_pe_entry() more readable
  efi/x86: Respect 32-bit ABI in efi32_pe_entry()
  efi/x86: Annotate the LOADED_IMAGE_PROTOCOL_GUID with SYM_DATA
  ...
2020-03-30 16:13:08 -07:00
Linus Torvalds
7c4fa15071 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:

   - Make kfree_rcu() use kfree_bulk() for added performance

   - RCU updates

   - Callback-overload handling updates

   - Tasks-RCU KCSAN and sparse updates

   - Locking torture test and RCU torture test updates

   - Documentation updates

   - Miscellaneous fixes"

* 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (74 commits)
  rcu: Make rcu_barrier() account for offline no-CBs CPUs
  rcu: Mark rcu_state.gp_seq to detect concurrent writes
  Documentation/memory-barriers: Fix typos
  doc: Add rcutorture scripting to torture.txt
  doc/RCU/rcu: Use https instead of http if possible
  doc/RCU/rcu: Use absolute paths for non-rst files
  doc/RCU/rcu: Use ':ref:' for links to other docs
  doc/RCU/listRCU: Update example function name
  doc/RCU/listRCU: Fix typos in a example code snippets
  doc/RCU/Design: Remove remaining HTML tags in ReST files
  doc: Add some more RCU list patterns in the kernel
  rcutorture: Set KCSAN Kconfig options to detect more data races
  rcutorture: Manually clean up after rcu_barrier() failure
  rcutorture: Make rcu_torture_barrier_cbs() post from corresponding CPU
  rcuperf: Measure memory footprint during kfree_rcu() test
  rcutorture: Annotation lockless accesses to rcu_torture_current
  rcutorture: Add READ_ONCE() to rcu_torture_count and rcu_torture_batch
  rcutorture: Fix stray access to rcu_fwd_cb_nodelay
  rcutorture: Fix rcu_torture_one_read()/rcu_torture_writer() data race
  rcutorture: Make kvm-find-errors.sh abort on bad directory
  ...
2020-03-30 15:52:00 -07:00
Linus Torvalds
6d90508121 ACPI updates for 5.7-rc1
- Update the ACPICA code in the kernel to the 20200214 upstream
    release including:
 
    * Fix to re-enable the sleep button after wakeup (Anchal Agarwal).
    * Fixes for mistakes in comments and typos (Bob Moore).
    * ASL-ASL+ converter updates (Erik Kaneda).
    * Type casting cleanups (Sven Barth).
 
  - Clean up the intialization of the EC driver and eliminate some
    dead code from it (Rafael Wysocki).
 
  - Clean up the quirk tables in the AC and battery drivers (Hans de
    Goede).
 
  - Fix the global lock handling on x86 to ignore unspecified bit
    positions in the global lock field (Jan Engelhardt).
 
  - Add a new "tiny" driver for ACPI button devices exposed by VMs to
    guest kernels to send signals directly to init (Josh Triplett).
 
  - Add a kernel parameter to disable ACPI BGRT on x86 (Alex Hung).
 
  - Make the ACPI PCI host bridge and fan drivers use scnprintf() to
    avoid potential buffer overflows (Takashi Iwai).
 
  - Clean up assorted pieces of code:
 
    * Reorder "asmlinkage" to make g++ happy (Alexey Dobriyan).
    * Drop unneeded variable initialization (Colin Ian King).
    * Add missing __acquires/__releases annotations (Jules Irenge).
    * Replace list_for_each_safe() with list_for_each_entry_safe()
      (chenqiwu).
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Merge tag 'acpi-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI updates from Rafael Wysocki:

   - Update the ACPICA code in the kernel to the 20200214 upstream
     release including:

       * Fix to re-enable the sleep button after wakeup (Anchal
         Agarwal).

       * Fixes for mistakes in comments and typos (Bob Moore).

       * ASL-ASL+ converter updates (Erik Kaneda).

       * Type casting cleanups (Sven Barth).

   - Clean up the intialization of the EC driver and eliminate some dead
     code from it (Rafael Wysocki).

   - Clean up the quirk tables in the AC and battery drivers (Hans de
     Goede).

   - Fix the global lock handling on x86 to ignore unspecified bit
     positions in the global lock field (Jan Engelhardt).

   - Add a new "tiny" driver for ACPI button devices exposed by VMs to
     guest kernels to send signals directly to init (Josh Triplett).

   - Add a kernel parameter to disable ACPI BGRT on x86 (Alex Hung).

   - Make the ACPI PCI host bridge and fan drivers use scnprintf() to
     avoid potential buffer overflows (Takashi Iwai).

   - Clean up assorted pieces of code:

       * Reorder "asmlinkage" to make g++ happy (Alexey Dobriyan).

       * Drop unneeded variable initialization (Colin Ian King).

       * Add missing __acquires/__releases annotations (Jules Irenge).

       * Replace list_for_each_safe() with list_for_each_entry_safe()
         (chenqiwu)"

* tag 'acpi-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (31 commits)
  ACPICA: Update version to 20200214
  ACPI: PCI: Use scnprintf() for avoiding potential buffer overflow
  ACPI: fan: Use scnprintf() for avoiding potential buffer overflow
  ACPI: EC: Eliminate EC_FLAGS_QUERY_HANDSHAKE
  ACPI: EC: Do not clear boot_ec_is_ecdt in acpi_ec_add()
  ACPI: EC: Simplify acpi_ec_ecdt_start() and acpi_ec_init()
  ACPI: EC: Consolidate event handler installation code
  acpi/x86: ignore unspecified bit positions in the ACPI global lock field
  acpi/x86: add a kernel parameter to disable ACPI BGRT
  x86/acpi: make "asmlinkage" part first thing in the function definition
  ACPI: list_for_each_safe() -> list_for_each_entry_safe()
  ACPI: video: remove redundant assignments to variable result
  ACPI: OSL: Add missing __acquires/__releases annotations
  ACPI / battery: Cleanup Lenovo Ideapad Miix 320 DMI table entry
  ACPI / AC: Cleanup DMI quirk table
  ACPI: EC: Use fast path in acpi_ec_add() for DSDT boot EC
  ACPI: EC: Simplify acpi_ec_add()
  ACPI: EC: Drop AE_NOT_FOUND special case from ec_install_handlers()
  ACPI: EC: Avoid passing redundant argument to functions
  ACPI: EC: Avoid printing confusing messages in acpi_ec_setup()
  ...
2020-03-30 15:17:04 -07:00
Linus Torvalds
49835c15a5 Power management updates for 5.7-rc1
- Clean up and rework the PM QoS API to simplify the code and
    reduce the size of it (Rafael Wysocki).
 
  - Fix a suspend-to-idle wakeup regression on Dell XPS13 9370
    and similar platforms where the USB plug/unplug events are
    handled by the EC (Rafael Wysocki).
 
  - CLean up the intel_idle and PSCI cpuidle drivers (Rafael Wysocki,
    Ulf Hansson).
 
  - Extend the haltpoll cpuidle driver so that it can be forced to
    run on some systems where it refused to load (Maciej Szmigiero).
 
  - Convert several cpufreq documents to the .rst format and move the
    legacy driver documentation into one common file (Mauro Carvalho
    Chehab, Rafael Wysocki).
 
  - Update several cpufreq drivers:
 
    * Extend and fix the imx-cpufreq-dt driver (Anson Huang).
 
    * Improve the -EPROBE_DEFER handling and fix unwanted CPU
      overclocking on i.MX6ULL in imx6q-cpufreq (Anson Huang,
      Christoph Niedermaier).
 
    * Add support for Krait based SoCs to the qcom driver (Ansuel
      Smith).
 
    * Add support for OPP_PLUS to ti-cpufreq (Lokesh Vutla).
 
    * Add platform specific intermediate callbacks support to
      cpufreq-dt and update the imx6q driver (Peng Fan).
 
    * Simplify and consolidate some pieces of the intel_pstate driver
      and update its documentation (Rafael Wysocki, Alex Hung).
 
  - Fix several devfreq issues:
 
    * Remove unneeded extern keyword from a devfreq header file
      and use the DEVFREQ_GOV_UPDATE_INTERNAL event name instead of
      DEVFREQ_GOV_INTERNAL (Chanwoo Choi).
 
    * Fix the handling of dev_pm_qos_remove_request() result (Leonard
      Crestez).
 
    * Use constant name for userspace governor (Pierre Kuo).
 
    * Get rid of doc warnings and fix a typo (Christophe JAILLET).
 
  - Use built-in RCU list checking in some places in the PM core to
    avoid false-positive RCU usage warnings (Madhuparna Bhowmik).
 
  - Add explicit READ_ONCE()/WRITE_ONCE() annotations to low-level
    PM QoS routines (Qian Cai).
 
  - Fix removal of wakeup sources to avoid NULL pointer dereferences
    in a corner case (Neeraj Upadhyay).
 
  - Clean up the handling of hibernate compat ioctls and fix the
    related documentation (Eric Biggers).
 
  - Update the idle_inject power capping driver to use variable-length
    arrays instead of zero-length arrays (Gustavo Silva).
 
  - Fix list format in a PM QoS document (Randy Dunlap).
 
  - Make the cpufreq stats module use scnprintf() to avoid potential
    buffer overflows (Takashi Iwai).
 
  - Add pm_runtime_get_if_active() to PM-runtime API (Sakari Ailus).
 
  - Allow no domain-idle-states DT property in generic PM domains (Ulf
    Hansson).
 
  - Fix a broken y-axis scale in the intel_pstate_tracer utility (Doug
    Smythies).
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Merge tag 'pm-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management updates from Rafael Wysocki:
 "These clean up and rework the PM QoS API, address a suspend-to-idle
  wakeup regression on some ACPI-based platforms, clean up and extend a
  few cpuidle drivers, update multiple cpufreq drivers and cpufreq
  documentation, and fix a number of issues in devfreq and several other
  things all over.

  Specifics:

   - Clean up and rework the PM QoS API to simplify the code and reduce
     the size of it (Rafael Wysocki).

   - Fix a suspend-to-idle wakeup regression on Dell XPS13 9370 and
     similar platforms where the USB plug/unplug events are handled by
     the EC (Rafael Wysocki).

   - CLean up the intel_idle and PSCI cpuidle drivers (Rafael Wysocki,
     Ulf Hansson).

   - Extend the haltpoll cpuidle driver so that it can be forced to run
     on some systems where it refused to load (Maciej Szmigiero).

   - Convert several cpufreq documents to the .rst format and move the
     legacy driver documentation into one common file (Mauro Carvalho
     Chehab, Rafael Wysocki).

   - Update several cpufreq drivers:

        * Extend and fix the imx-cpufreq-dt driver (Anson Huang).

        * Improve the -EPROBE_DEFER handling and fix unwanted CPU
          overclocking on i.MX6ULL in imx6q-cpufreq (Anson Huang,
          Christoph Niedermaier).

        * Add support for Krait based SoCs to the qcom driver (Ansuel
          Smith).

        * Add support for OPP_PLUS to ti-cpufreq (Lokesh Vutla).

        * Add platform specific intermediate callbacks support to
          cpufreq-dt and update the imx6q driver (Peng Fan).

        * Simplify and consolidate some pieces of the intel_pstate
          driver and update its documentation (Rafael Wysocki, Alex
          Hung).

   - Fix several devfreq issues:

        * Remove unneeded extern keyword from a devfreq header file and
          use the DEVFREQ_GOV_UPDATE_INTERNAL event name instead of
          DEVFREQ_GOV_INTERNAL (Chanwoo Choi).

        * Fix the handling of dev_pm_qos_remove_request() result
          (Leonard Crestez).

        * Use constant name for userspace governor (Pierre Kuo).

        * Get rid of doc warnings and fix a typo (Christophe JAILLET).

   - Use built-in RCU list checking in some places in the PM core to
     avoid false-positive RCU usage warnings (Madhuparna Bhowmik).

   - Add explicit READ_ONCE()/WRITE_ONCE() annotations to low-level PM
     QoS routines (Qian Cai).

   - Fix removal of wakeup sources to avoid NULL pointer dereferences in
     a corner case (Neeraj Upadhyay).

   - Clean up the handling of hibernate compat ioctls and fix the
     related documentation (Eric Biggers).

   - Update the idle_inject power capping driver to use variable-length
     arrays instead of zero-length arrays (Gustavo Silva).

   - Fix list format in a PM QoS document (Randy Dunlap).

   - Make the cpufreq stats module use scnprintf() to avoid potential
     buffer overflows (Takashi Iwai).

   - Add pm_runtime_get_if_active() to PM-runtime API (Sakari Ailus).

   - Allow no domain-idle-states DT property in generic PM domains (Ulf
     Hansson).

   - Fix a broken y-axis scale in the intel_pstate_tracer utility (Doug
     Smythies)"

* tag 'pm-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (78 commits)
  cpufreq: intel_pstate: Simplify intel_pstate_cpu_init()
  tools/power/x86/intel_pstate_tracer: fix a broken y-axis scale
  ACPI: PM: s2idle: Refine active GPEs check
  ACPICA: Allow acpi_any_gpe_status_set() to skip one GPE
  PM: sleep: wakeup: Skip wakeup_source_sysfs_remove() if device is not there
  PM / devfreq: Get rid of some doc warnings
  PM / devfreq: Fix handling dev_pm_qos_remove_request result
  PM / devfreq: Fix a typo in a comment
  PM / devfreq: Change to DEVFREQ_GOV_UPDATE_INTERVAL event name
  PM / devfreq: Remove unneeded extern keyword
  PM / devfreq: Use constant name of userspace governor
  ACPI: PM: s2idle: Fix comment in acpi_s2idle_prepare_late()
  cpufreq: qcom: Add support for krait based socs
  cpufreq: imx6q-cpufreq: Improve the logic of -EPROBE_DEFER handling
  cpufreq: Use scnprintf() for avoiding potential buffer overflow
  cpuidle: psci: Split psci_dt_cpu_init_idle()
  PM / Domains: Allow no domain-idle-states DT property in genpd when parsing
  PM / hibernate: Remove unnecessary compat ioctl overrides
  PM: hibernate: fix docs for ioctls that return loff_t via pointer
  Documentation: intel_pstate: update links for references
  ...
2020-03-30 15:05:01 -07:00
Linus Torvalds
a231bed226 spi/regulator: Updates for v5.7
At one point in the release cycle I managed to fat finger things and
 apply some SPI fixes onto a regulator branch and merge that into the SPI
 tree, then pull in a change shared with the MTD tree moving the Mediatek
 quadspi driver over to become the Mediatek spi-nor driver in the SPI
 tree.  This has made a mess which I only just noticed while preparing
 this and I can't see a sensible way to unpick things due to other
 subsequent merge commits especially the pull from MTD so it looks like
 the most sensible thing to do is give up and combine the two pull
 requests - I hope this is OK.  Sorry about this, I've changed some bits
 of workflow which should hopefully help me spot such issues earlier in
 future.
 
 Fortunately both subsystems were fairly quiet this cycle, the highlights
 are:
 
 regulator:
 
  - Support for Monoloithic Power Systems MP5416, MP8867 and MPS8869 and
    Qualcomm PMI8994 and SMB208.
 
 SPI:
 
  - Lots of enhancements for spi-fsl-dspi, including XSPI mode support,
    from Vladimir Oltean.
  - Support for amlogic Meson G12A, IBM FSI, Mediatek spi-nor (moved from
    MTD), NXP i.MX8Mx, Rockchip PX30, RK3308 and RK3328, and Qualcomm
    Atheros AR934x/QCA95xx.
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Merge tag 'regulator-spi-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/misc

Pull spi and regulator updates from Mark Brown:
 "At one point in the release cycle I managed to fat finger things and
  apply some SPI fixes onto a regulator branch and merge that into the
  SPI tree, then pull in a change shared with the MTD tree moving the
  Mediatek quadspi driver over to become the Mediatek spi-nor driver in
  the SPI tree.

  This has made a mess which I only just noticed while preparing this
  and I can't see a sensible way to unpick things due to other
  subsequent merge commits especially the pull from MTD so it looks like
  the most sensible thing to do is give up and combine the two pull
  requests.

  Fortunately both subsystems were fairly quiet this cycle, the
  highlights are:

  regulator:

   - Support for Monoloithic Power Systems MP5416, MP8867 and MPS8869
     and Qualcomm PMI8994 and SMB208.

  SPI:

   - Lots of enhancements for spi-fsl-dspi, including XSPI mode support,
     from Vladimir Oltean.

   - Support for amlogic Meson G12A, IBM FSI, Mediatek spi-nor (moved
     from MTD), NXP i.MX8Mx, Rockchip PX30, RK3308 and RK3328, and
     Qualcomm Atheros AR934x/QCA95xx"

* tag 'regulator-spi-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/misc: (118 commits)
  spi: efm32: Convert to use GPIO descriptors
  regulator: qcom_smd: Add pmi8994 regulator support
  regulator: da9063: Fix get_mode() functions to read sleep field
  spi: spi-fsl-lpspi: Replace zero-length array with flexible-array member
  spi: spi-s3c24xx: Replace zero-length array with flexible-array member
  spi: stm32: Fix comments compilation warnings
  spi: atmel-quadspi: Add verbose debug facilities to monitor register accesses
  spi: spi-fsl-dspi: Add support for LS1028A
  spi: spi-fsl-dspi: Move invariant configs out of dspi_transfer_one_message
  spi: spi-fsl-dspi: Fix interrupt-less DMA mode taking an XSPI code path
  spi: spi-fsl-dspi: Avoid NULL pointer in dspi_slave_abort for non-DMA mode
  spi: spi-fsl-dspi: Replace interruptible wait queue with a simple completion
  spi: spi-fsl-dspi: Protect against races on dspi->words_in_flight
  spi: spi-fsl-dspi: Avoid reading more data than written in EOQ mode
  spi: spi-fsl-dspi: Fix bits-per-word acceleration in DMA mode
  spi: spi-fsl-dspi: Fix little endian access to PUSHR CMD and TXDATA
  spi: spi-fsl-dspi: Don't access reserved fields in SPI_MCR
  regulator: driver.h: fix regulator_map_* function names
  regulator: da9063: fix suspend
  spi: mxs: Drop GPIO includes
  ...
2020-03-30 14:58:26 -07:00
Linus Torvalds
4c6ef3b156 Staging/IIO driver patches for 5.7-rc1
Here is the big staging and IIO driver pull request for 5.7-rc1.
 
 We again end up deleting more code than we added here, thanks to finally
 getting rid of the old and obsolete wireless USB stuff, and the exfat
 code (which is coming in again through the vfs tree in a much cleaner
 version).  But some code does come back, with the octeon drivers being
 found to actually be used in the wild, so those deletions are now
 reverted.
 
 Other than those major things, just loads and loads of tiny checkpatch
 cleanups all over the place, along with new IIO drivers and fixes.
 
 All have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging and IIO driver updates from Greg KH:
 "Here is the big staging and IIO driver pull request for 5.7-rc1.

  We again end up deleting more code than we added here, thanks to
  finally getting rid of the old and obsolete wireless USB stuff, and
  the exfat code (which is coming in again through the vfs tree in a
  much cleaner version).

  But some code does come back, with the octeon drivers being found to
  actually be used in the wild, so those deletions are now reverted.

  Other than those major things, just loads and loads of tiny checkpatch
  cleanups all over the place, along with new IIO drivers and fixes.

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

[ Stephen Rothwell points out some reported issues due to merge conflicts ]

* tag 'staging-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (415 commits)
  staging: vt6656: Use DIV_ROUND_UP macro instead of specific code
  staging: remove hp100 driver
  staging: wilc1000: Use crc7 in lib/ rather than a private copy
  Staging: rtl8192u: ieee80211: Use netdev_alert().
  Staging: rtl8192u: ieee80211: Use netdev_info() with network devices.
  Staging: rtl8192u: ieee80211: Use netdev_warn() for network devices.
  Staging: rtl8192u: ieee80211: Use netdev_dbg() for debug messages.
  staging: wlan-ng: fix use-after-free Read in hfa384x_usbin_callback
  staging: rtl8723bs: hal: Remove NULL check before kfree
  staging: rtl8723bs: hal: Correct typos in comments
  staging: rtl8723bs: os_dep: Correct typos in comments
  staging: rtl8723bs: core: Correct typos in comments
  staging: rtl8723bs: hal: Remove unnecessary cast on void pointer
  staging: rtl8188eu: cleanup long line in odm.c
  staging: rtl8723bs: hal: Compress return logic
  staging: rtl8723bs: rtw_cmd: Compress lines for immediate return
  staging: rtl8723bs: rtw_efuse: Compress lines for immediate return
  staging: wilc1000: remove label from examples in DT binding documentation
  staging: rtl8723bs: Remove blank line before '}' brace
  Staging: rtl8188eu: hal: Add space around operators
  ...
2020-03-30 14:20:41 -07:00
Mauro Carvalho Chehab
9488ef75ef docs: dt: display/ti: fix typos at the devicetree/ directory name
The name of the devicetree directory is wrong on those three
TI bindings:

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/875b824ac97bd76dfe77b6227ff9b6b2671a6abf.1584450500.git.mchehab+huawei@kernel.org
2020-03-30 15:13:05 -06:00
Linus Torvalds
59838093be Driver core patches for 5.7-rc1
Here is the "big" set of driver core changes for 5.7-rc1.
 
 Nothing huge in here, just lots of little firmware core changes and use
 of new apis, a libfs fix, a debugfs api change, and some driver core
 deferred probe rework.
 
 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 'driver-core-5.7-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 changes for 5.7-rc1.

  Nothing huge in here, just lots of little firmware core changes and
  use of new apis, a libfs fix, a debugfs api change, and some driver
  core deferred probe rework.

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

* tag 'driver-core-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (44 commits)
  Revert "driver core: Set fw_devlink to "permissive" behavior by default"
  driver core: Set fw_devlink to "permissive" behavior by default
  driver core: Replace open-coded list_last_entry()
  driver core: Read atomic counter once in driver_probe_done()
  libfs: fix infoleak in simple_attr_read()
  driver core: Add device links from fwnode only for the primary device
  platform/x86: touchscreen_dmi: Add info for the Chuwi Vi8 Plus tablet
  platform/x86: touchscreen_dmi: Add EFI embedded firmware info support
  Input: icn8505 - Switch to firmware_request_platform for retreiving the fw
  Input: silead - Switch to firmware_request_platform for retreiving the fw
  selftests: firmware: Add firmware_request_platform tests
  test_firmware: add support for firmware_request_platform
  firmware: Add new platform fallback mechanism and firmware_request_platform()
  Revert "drivers: base: power: wakeup.c: Use built-in RCU list checking"
  drivers: base: power: wakeup.c: Use built-in RCU list checking
  component: allow missing unbind callback
  debugfs: remove return value of debugfs_create_file_size()
  debugfs: Check module state before warning in {full/open}_proxy_open()
  firmware: fix a double abort case with fw_load_sysfs_fallback
  arch_topology: Fix putting invalid cpu clk
  ...
2020-03-30 13:59:52 -07:00
Linus Torvalds
db34c5ffee USB / PHY patches for 5.7-rc1
Here are the big set of USB and PHY driver patches for 5.7-rc1.
 
 Nothing huge here, some new PHY drivers, loads of USB gadget fixes and
 updates, xhci updates, usb-serial driver updates and new device ids, and
 other minor things.  Full details in the shortlog.
 
 All have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB / PHY updates from Greg KH:
 "Here are the big set of USB and PHY driver patches for 5.7-rc1.

  Nothing huge here, some new PHY drivers, loads of USB gadget fixes and
  updates, xhci updates, usb-serial driver updates and new device ids,
  and other minor things. Full details in the shortlog.

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

* tag 'usb-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (239 commits)
  USB: cdc-acm: restore capability check order
  usb: cdns3: make signed 1 bit bitfields unsigned
  usb: gadget: fsl: remove unused variable 'driver_desc'
  usb: gadget: f_fs: Fix use after free issue as part of queue failure
  usb: typec: Correct the documentation for typec_cable_put()
  USB: serial: io_edgeport: fix slab-out-of-bounds read in edge_interrupt_callback
  USB: serial: option: add Wistron Neweb D19Q1
  USB: serial: option: add BroadMobi BM806U
  USB: serial: option: add support for ASKEY WWHC050
  usb: core: Add ACPI support for USB interface devices
  driver core: platform: Reimplement devm_platform_ioremap_resource
  usb: dwc2: convert to devm_platform_get_and_ioremap_resource
  usb: host: hisilicon: convert to devm_platform_get_and_ioremap_resource
  usb: host: xhci-plat: convert to devm_platform_get_and_ioremap_resource
  drivers: provide devm_platform_get_and_ioremap_resource()
  phy: qcom-qusb2: Add new overriding tuning parameters in QUSB2 V2 PHY
  phy: qcom-qusb2: Add support for overriding tuning parameters in QUSB2 V2 PHY
  dt-bindings: phy: qcom-qusb2: Add support for overriding Phy tuning parameters
  phy: qcom-qusb2: Add generic QUSB2 V2 PHY support
  dt-bindings: phy: qcom,qusb2: Add compatibles for QUSB2 V2 phy and SC7180
  ...
2020-03-30 13:54:11 -07:00
Linus Torvalds
063d194224 media updates for v5.7-rc1
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Merge tag 'media/v5.7-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - New sensor driver: imx219

 - Support for some new pixelformats

 - Support for Sun8i SoC

 - Added more codecs to meson vdec driver

 - Prepare for removing the legacy usbvision driver by moving it to
   staging. This driver has issues and use legacy core APIs. If nobody
   steps up to address those, it is time for its retirement.

 - Several cleanups and improvements on drivers, with the addition of
   new supported boards

* tag 'media/v5.7-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (236 commits)
  media: venus: firmware: Ignore secure call error on first resume
  media: mtk-vpu: load vpu firmware from the new location
  media: i2c: video-i2c: fix build errors due to 'imply hwmon'
  media: MAINTAINERS: add myself to co-maintain Hantro G1/G2 for i.MX8MQ
  media: hantro: add initial i.MX8MQ support
  media: dt-bindings: Document i.MX8MQ VPU bindings
  media: vivid: fix incorrect PA assignment to HDMI outputs
  media: hantro: Add linux-rockchip mailing list to MAINTAINERS
  media: cedrus: h264: Fix 4K decoding on H6
  media: siano: Use scnprintf() for avoiding potential buffer overflow
  media: rc: Use scnprintf() for avoiding potential buffer overflow
  media: allegro: create new struct for channel parameters
  media: allegro: move mail definitions to separate file
  media: allegro: pass buffers through firmware
  media: allegro: verify source and destination buffer in VCU response
  media: allegro: handle dependency of bitrate and bitrate_peak
  media: allegro: read bitrate mode directly from control
  media: allegro: make QP configurable
  media: allegro: make frame rate configurable
  media: allegro: skip filler data if possible
  ...
2020-03-30 13:42:05 -07:00
Linus Torvalds
47acac8cae hwmon patches for v5.7
New driver for AXI fan control.
 Attenuator bypass support and support for inverting pwm output
 in adt7475 driver.
 Support for new power supply version in ibm-cffps driver.
 PMBus drivers:
   Support for multi-phase chips.
   Support for LTC2972, LTC2979, LTC3884, LTC3889, LTC7880, LTM4664,
   LTM4677, LTM4678, LTM4680, and LTM4700 added to ltc2978 driver.
   Support for TPS53681, TPS53647, and TPS53667 added to tps53679
   driver.
   Support for various 2nd Gen Renesas digital multiphase chips
   added to isl68137 driver.
 
 Minor improvements and fixes in nct7904, ibmpowernv, lm73, ibmaem,
 and k10temp drivers.
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Merge tag 'hwmon-for-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon updates from Guenter Roeck:

 - New driver for AXI fan control

 - Attenuator bypass support and support for inverting pwm output in
   adt7475 driver

 - Support for new power supply version in ibm-cffps driver

 - PMBus drivers:

     * support for multi-phase chips

     * ltc2978 driver: add support for LTC2972, LTC2979, LTC3884,
       LTC3889, LTC7880, LTM4664, LTM4677, LTM4678, LTM4680, and
       LTM4700/

     * tps53679 driver: add support for TPS53681, TPS53647, and TPS53667

     * isl68137 driver: support for various 2nd Gen Renesas digital
       multiphase chips added to isl68137 driver

 - Minor improvements and fixes in nct7904, ibmpowernv, lm73, ibmaem,
   and k10temp drivers

* tag 'hwmon-for-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (29 commits)
  docs: hwmon: Update documentation for isl68137 pmbus driver
  hwmon: (pmbus) add support for 2nd Gen Renesas digital multiphase
  hwmon: (pmbus/ibm-cffps) Add another PSU CCIN to version detection
  hwmon: (nct7904) Fix the incorrect quantity for fan & temp attributes
  hwmon: (ibmpowernv) Use scnprintf() for avoiding potential buffer overflow
  hwmon: (adt7475) Add support for inverting pwm output
  hwmon: (adt7475) Add attenuator bypass support
  dt-bindings: hwmon: Document adt7475 pwm-active-state property
  dt-bindings: hwmon: Document adt7475 bypass-attenuator property
  dt-bindings: hwmon: Document adt7475 binding
  hwmon: (lm73) Add support for of_match_table
  dt-bindings: Add TI LM73 as a trivial device
  hwmon: (pmbus/tps53679) Add documentation
  hwmon: (pmbus/tps53679) Add support for TPS53647 and TPS53667
  hwmon: (pmbus/tps53679) Add support for TPS53681
  hwmon: (pmbus/tps53679) Add support for IIN and PIN to TPS53679 and TPS53688
  hwmon: (pmbus/tps53679) Add support for multiple chips IDs
  hwmon: (pmbus) Implement multi-phase support
  hwmon: (pmbus) Add 'phase' parameter where needed for multi-phase support
  hwmon: (pmbus) Add IC_DEVICE_ID and IC_DEVICE_REV command definitions
  ...
2020-03-30 13:34:25 -07:00
Linus Torvalds
aaf985e21a * A substantial edac_mc cleanup, sanitizing object freeing, streamlining
and simplifying code flow, and getting rid of a lot of needless complexity in
 memory controller representation code, by Robert Richter.
 
 * A new EDAC driver for the ARM DMC-520 memory controller, by Lei Wang, Shiping
 Ji and others.
 
 * The usual sprinkling of misc cleanups and fixes all over the subsystem.
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Merge tag 'edac_updates_for_5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras

Pull EDAC updates from Borislav Petkov:

 - A substantial edac_mc cleanup, sanitizing object freeing,
   streamlining and simplifying code flow, and getting rid of a lot of
   needless complexity in memory controller representation code, by
   Robert Richter.

 - A new EDAC driver for the ARM DMC-520 memory controller, by Lei Wang,
   Shiping Ji and others.

 - The usual sprinkling of misc cleanups and fixes all over the
   subsystem.

* tag 'edac_updates_for_5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras:
  EDAC/armada_xp: Use scnprintf() for avoiding potential buffer overflow
  EDAC/synopsys: Do not dump uninitialized pinf->col
  EDAC: Add EDAC driver for DMC520
  dt-bindings: edac: Dmc-520.yaml
  EDAC/mce_amd: Print !SMCA processor warning only once
  EDAC/mc: Remove per layer counters
  EDAC/mc: Remove detail[] string and cleanup error string generation
  EDAC/mc: Pass the error descriptor to error reporting functions
  EDAC/mc: Remove enable_per_layer_report function argument
  EDAC/mc: Report "unknown memory" on too many DIMM labels found
  EDAC/mc: Carve out error increment into a separate function
  EDAC/mc: Determine mci pointer from the error descriptor
  EDAC: Store error type in struct edac_raw_error_desc
  EDAC/mc: Reorder functions edac_mc_alloc*()
  EDAC/mc: Split edac_mc_alloc() into smaller functions
  EDAC/mc: Change mci device removal to use put_device()
2020-03-30 13:12:37 -07:00
Linus Torvalds
481ed297d9 This has been a busy cycle for documentation work. Highlights include:
- Lots of RST conversion work by Mauro, Daniel ALmeida, and others.
     Maybe someday we'll get to the end of this stuff...maybe...
 
   - Some organizational work to bring some order to the core-api manual.
 
   - Various new docs and additions to the existing documentation.
 
   - Typo fixes, warning fixes, ...
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Merge tag 'docs-5.7' of git://git.lwn.net/linux

Pull documentation updates from Jonathan Corbet:
 "This has been a busy cycle for documentation work.

  Highlights include:

   - Lots of RST conversion work by Mauro, Daniel ALmeida, and others.
     Maybe someday we'll get to the end of this stuff...maybe...

   - Some organizational work to bring some order to the core-api
     manual.

   - Various new docs and additions to the existing documentation.

   - Typo fixes, warning fixes, ..."

* tag 'docs-5.7' of git://git.lwn.net/linux: (123 commits)
  Documentation: x86: exception-tables: document CONFIG_BUILDTIME_TABLE_SORT
  MAINTAINERS: adjust to filesystem doc ReST conversion
  docs: deprecated.rst: Add BUG()-family
  doc: zh_CN: add translation for virtiofs
  doc: zh_CN: index files in filesystems subdirectory
  docs: locking: Drop :c:func: throughout
  docs: locking: Add 'need' to hardirq section
  docs: conf.py: avoid thousands of duplicate label warning on Sphinx
  docs: prevent warnings due to autosectionlabel
  docs: fix reference to core-api/namespaces.rst
  docs: fix pointers to io-mapping.rst and io_ordering.rst files
  Documentation: Better document the softlockup_panic sysctl
  docs: hw-vuln: tsx_async_abort.rst: get rid of an unused ref
  docs: perf: imx-ddr.rst: get rid of a warning
  docs: filesystems: fuse.rst: supress a Sphinx warning
  docs: translations: it: avoid duplicate refs at programming-language.rst
  docs: driver.rst: supress two ReSt warnings
  docs: trace: events.rst: convert some new stuff to ReST format
  Documentation: Add io_ordering.rst to driver-api manual
  Documentation: Add io-mapping.rst to driver-api manual
  ...
2020-03-30 12:45:23 -07:00
Rob Herring
98878d9dfc dt-bindings: display: ti: Fix dtc unit-address warnings in examples
Extra dtc warnings (roughly what W=1 enables) are now enabled by default
when building the binding examples. These were fixed treewide in
5.6-rc5, but some new display bindings have been added with new
warnings:

Documentation/devicetree/bindings/display/ti/ti,am65x-dss.example.dts:21.27-49.11: Warning (unit_address_format): /example-0/dss@04a00000: unit name should not have leading 0s
Documentation/devicetree/bindings/display/ti/ti,j721e-dss.example.dts:21.27-72.11: Warning (unit_address_format): /example-0/dss@04a00000: unit name should not have leading 0s
Documentation/devicetree/bindings/display/ti/ti,k2g-dss.example.dts:20.27-42.11: Warning (unit_address_format): /example-0/dss@02540000: unit name should not have leading 0s

Cc: Jyri Sarha <jsarha@ti.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Jyri Sarha <jsarha@ti.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200313180727.23044-1-robh@kernel.org
2020-03-30 12:54:23 -06:00
Linus Torvalds
10f36b1e80 for-5.7/block-2020-03-29
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Merge tag 'for-5.7/block-2020-03-29' of git://git.kernel.dk/linux-block

Pull block updates from Jens Axboe:

 - Online capacity resizing (Balbir)

 - Number of hardware queue change fixes (Bart)

 - null_blk fault injection addition (Bart)

 - Cleanup of queue allocation, unifying the node/no-node API
   (Christoph)

 - Cleanup of genhd, moving code to where it makes sense (Christoph)

 - Cleanup of the partition handling code (Christoph)

 - disk stat fixes/improvements (Konstantin)

 - BFQ improvements (Paolo)

 - Various fixes and improvements

* tag 'for-5.7/block-2020-03-29' of git://git.kernel.dk/linux-block: (72 commits)
  block: return NULL in blk_alloc_queue() on error
  block: move bio_map_* to blk-map.c
  Revert "blkdev: check for valid request queue before issuing flush"
  block: simplify queue allocation
  bcache: pass the make_request methods to blk_queue_make_request
  null_blk: use blk_mq_init_queue_data
  block: add a blk_mq_init_queue_data helper
  block: move the ->devnode callback to struct block_device_operations
  block: move the part_stat* helpers from genhd.h to a new header
  block: move block layer internals out of include/linux/genhd.h
  block: move guard_bio_eod to bio.c
  block: unexport get_gendisk
  block: unexport disk_map_sector_rcu
  block: unexport disk_get_part
  block: mark part_in_flight and part_in_flight_rw static
  block: mark block_depr static
  block: factor out requeue handling from dispatch code
  block/diskstats: replace time_in_queue with sum of request times
  block/diskstats: accumulate all per-cpu counters in one pass
  block/diskstats: more accurate approximation of io_ticks for slow disks
  ...
2020-03-30 11:20:13 -07:00
Geert Uytterhoeven
5928ce02a7 dt-bindings: pwm: renesas-tpu: Document more R-Car Gen2 support
All R-Car Gen2 SoCs have a Renesas Timer Pulse Unit. Document support
for the missing variants.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
2020-03-30 18:03:05 +02:00
Sandipan Patra
2d0c08fcd6 pwm: tegra: Add support for Tegra194
Tegra194 has multiple PWM controllers with each having only one output.

Also the maxmimum frequency is higher than earlier SoCs.

Add support for Tegra194 and specify the number of PWM outputs and
maximum supported frequency using device tree match data.

Signed-off-by: Sandipan Patra <spatra@nvidia.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
2020-03-30 18:03:04 +02:00
Dafna Hirschfeld
5df5a577a6 dt-bindings: pwm: Convert google,cros-ec-pwm.txt to YAML format
Convert the binding file google,cros-ec-pwm.txt to YAML format.

This was tested and verified on ARM64 with:

make dt_binding_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/pwm/google,cros-ec-pwm.yaml
make dtbs_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/pwm/google,cros-ec-pwm.yaml

Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
2020-03-30 16:55:24 +02:00
Fabio Estevam
f3ca3f5b09
dt-bindings: sound: cs42l51: Remove unneeded I2C unit name
The following warning is seen with 'make dt_binding_check':

Documentation/devicetree/bindings/sound/cirrus,cs42l51.example.dts:18.15-34.11: Warning (unit_address_vs_reg): /example-0/i2c@0: node has a unit name, but no reg or ranges property

Fix it by removing the unneeded i2c unit name.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200327155721.7596-1-festevam@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-03-30 15:32:33 +01:00
Paolo Bonzini
830948eb68 KVM: s390: Fix for error codes
- return the proper error to userspace when a signal interrupts the
   KSM unsharing operation
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Merge tag 'kvm-s390-next-5.7-3' of git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux into HEAD

KVM: s390: Fix for error codes

- return the proper error to userspace when a signal interrupts the
  KSM unsharing operation
2020-03-30 09:02:26 -04:00
Rafael J. Wysocki
2409000a0c Merge branches 'pm-devfreq', 'powercap' and 'pm-docs'
* pm-devfreq:
  PM / devfreq: Get rid of some doc warnings
  PM / devfreq: Fix handling dev_pm_qos_remove_request result
  PM / devfreq: Fix a typo in a comment
  PM / devfreq: Change to DEVFREQ_GOV_UPDATE_INTERVAL event name
  PM / devfreq: Remove unneeded extern keyword
  PM / devfreq: Use constant name of userspace governor

* powercap:
  powercap: idle_inject: Replace zero-length array with flexible-array member

* pm-docs:
  docs: cpu-freq: convert cpufreq-stats.txt to ReST
  docs: cpu-freq: convert cpu-drivers.txt to ReST
  docs: cpu-freq: convert core.txt to ReST
  docs: cpu-freq: convert index.txt to ReST
  docs: cpufreq: fix a broken reference
  Documentation: cpufreq: Move legacy driver documentation
2020-03-30 14:48:31 +02:00
Rafael J. Wysocki
ada0629bd3 Merge branches 'pm-core', 'pm-sleep', 'pm-acpi' and 'pm-domains'
* pm-core:
  PM: runtime: Add pm_runtime_get_if_active()

* pm-sleep:
  PM: sleep: wakeup: Skip wakeup_source_sysfs_remove() if device is not there
  PM / hibernate: Remove unnecessary compat ioctl overrides
  PM: hibernate: fix docs for ioctls that return loff_t via pointer
  PM: sleep: wakeup: Use built-in RCU list checking
  PM: sleep: core: Use built-in RCU list checking

* pm-acpi:
  ACPI: PM: s2idle: Refine active GPEs check
  ACPICA: Allow acpi_any_gpe_status_set() to skip one GPE
  ACPI: PM: s2idle: Fix comment in acpi_s2idle_prepare_late()

* pm-domains:
  cpuidle: psci: Split psci_dt_cpu_init_idle()
  PM / Domains: Allow no domain-idle-states DT property in genpd when parsing
2020-03-30 14:46:58 +02:00