Commit Graph

6070 Commits

Author SHA1 Message Date
Linus Torvalds f0caa1d49c hid-for-linus-2026031701
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Merge tag 'hid-for-linus-2026031701' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid

Pull HID fixes from Jiri Kosina:

 - various fixes dealing with (intentionally) broken devices in HID
   core, logitech-hidpp and multitouch drivers (Lee Jones)

 - fix for OOB in wacom driver (Benoît Sevens)

 - fix for potentialy HID-bpf-induced buffer overflow in () (Benjamin
   Tissoires)

 - various other small fixes and device ID / quirk additions

* tag 'hid-for-linus-2026031701' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
  HID: multitouch: Check to ensure report responses match the request
  HID: logitech-hidpp: Prevent use-after-free on force feedback initialisation failure
  HID: bpf: prevent buffer overflow in hid_hw_request
  selftests/hid: fix compilation when bpf_wq and hid_device are not exported
  HID: core: Mitigate potential OOB by removing bogus memset()
  HID: intel-thc-hid: Set HID_PHYS with PCI BDF
  HID: appletb-kbd: add .resume method in PM
  HID: logitech-hidpp: Enable MX Master 4 over bluetooth
  HID: input: Add HID_BATTERY_QUIRK_DYNAMIC for Elan touchscreens
  HID: input: Drop Asus UX550* touchscreen ignore battery quirks
  HID: asus: add xg mobile 2022 external hardware support
  HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq
2026-03-17 13:55:51 -07:00
Lee Jones e716edafed HID: multitouch: Check to ensure report responses match the request
It is possible for a malicious (or clumsy) device to respond to a
specific report's feature request using a completely different report
ID.  This can cause confusion in the HID core resulting in nasty
side-effects such as OOB writes.

Add a check to ensure that the report ID in the response, matches the
one that was requested.  If it doesn't, omit reporting the raw event and
return early.

Signed-off-by: Lee Jones <lee@kernel.org>
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
2026-03-17 11:36:16 +01:00
Lee Jones f7a4c78bfe HID: logitech-hidpp: Prevent use-after-free on force feedback initialisation failure
Presently, if the force feedback initialisation fails when probing the
Logitech G920 Driving Force Racing Wheel for Xbox One, an error number
will be returned and propagated before the userspace infrastructure
(sysfs and /dev/input) has been torn down.  If userspace ignores the
errors and continues to use its references to these dangling entities, a
UAF will promptly follow.

We have 2 options; continue to return the error, but ensure that all of
the infrastructure is torn down accordingly or continue to treat this
condition as a warning by emitting the message but returning success.
It is thought that the original author's intention was to emit the
warning but keep the device functional, less the force feedback feature,
so let's go with that.

Signed-off-by: Lee Jones <lee@kernel.org>
Reviewed-by: Günther Noack <gnoack@google.com>
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
2026-03-16 16:21:48 +01:00
Benjamin Tissoires 2b658c1c44 HID: bpf: prevent buffer overflow in hid_hw_request
right now the returned value is considered to be always valid. However,
when playing with HID-BPF, the return value can be arbitrary big,
because it's the return value of dispatch_hid_bpf_raw_requests(), which
calls the struct_ops and we have no guarantees that the value makes
sense.

Fixes: 8bd0488b5e ("HID: bpf: add HID-BPF hooks for hid_hw_raw_requests")
Cc: stable@vger.kernel.org
Acked-by: Jiri Kosina <jkosina@suse.com>
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
2026-03-16 16:21:06 +01:00
Lee Jones 0a3fe972a7 HID: core: Mitigate potential OOB by removing bogus memset()
The memset() in hid_report_raw_event() has the good intention of
clearing out bogus data by zeroing the area from the end of the incoming
data string to the assumed end of the buffer.  However, as we have
previously seen, doing so can easily result in OOB reads and writes in
the subsequent thread of execution.

The current suggestion from one of the HID maintainers is to remove the
memset() and simply return if the incoming event buffer size is not
large enough to fill the associated report.

Suggested-by Benjamin Tissoires <bentiss@kernel.org>

Signed-off-by: Lee Jones <lee@kernel.org>
[bentiss: changed the return value]
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
2026-03-16 16:21:06 +01:00
Daniel Schaefer 4bc7bc4579 HID: intel-thc-hid: Set HID_PHYS with PCI BDF
Currently HID_PHYS is empty, which means userspace tools (e.g. fwupd)
that depend on it for distinguishing the devices, are unable to do so.
Other drivers like i2c-hid, usbhid, surface-hid, all populate it.

With this change it's set to, for example: HID_PHYS=0000:00:10.0

Each function has just a single HID device, as far as I can tell, so
there is no need to add a suffix.

Tested with fwupd 2.1.1, can avoid https://github.com/fwupd/fwupd/pull/9995

Cc: Even Xu <even.xu@intel.com>
Cc: Xinpeng Sun <xinpeng.sun@intel.com>
Cc: Jiri Kosina <jikos@kernel.org>
Cc: Benjamin Tissoires <bentiss@kernel.org>
Cc: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Daniel Schaefer <git@danielschaefer.me>
Reviewed-by: Even Xu <even.xu@intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-03-16 11:25:07 +01:00
Aditya Garg 1965445e13 HID: appletb-kbd: add .resume method in PM
Upon resuming from suspend, the Touch Bar driver was missing a resume
method in order to restore the original mode the Touch Bar was on before
suspending. It is the same as the reset_resume method.

[jkosina@suse.com: rebased on top of the pm_ptr() conversion]
Cc: stable@vger.kernel.org
Signed-off-by: Aditya Garg <gargaditya08@live.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-03-12 14:01:44 +01:00
Adrian Freund 70031e70ca HID: logitech-hidpp: Enable MX Master 4 over bluetooth
The Logitech MX Master 4 can be connected over bluetooth or through a
Logitech Bolt receiver. This change adds support for non-standard HID
features, such as high resolution scrolling when the mouse is connected
over bluetooth.
Because no Logitech Bolt receiver driver exists yet those features
won't be available when the mouse is connected through the receiver.

Signed-off-by: Adrian Freund <adrian@freund.io>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-03-12 13:43:37 +01:00
Hans de Goede 227312b4a6 HID: input: Add HID_BATTERY_QUIRK_DYNAMIC for Elan touchscreens
Elan touchscreens have a HID-battery device for the stylus which is always
there even if there is no stylus.

This is causing upower to report an empty battery for the stylus and some
desktop-environments will show a notification about this, which is quite
annoying.

Because of this the HID-battery is being ignored on all Elan I2c and USB
touchscreens, but this causes there to be no battery reporting for
the stylus at all.

This adds a new HID_BATTERY_QUIRK_DYNAMIC and uses these for the Elan
touchscreens.

This new quirks causes the present value of the battery to start at 0,
which will make userspace ignore it and only sets present to 1 after
receiving a battery input report which only happens when the stylus
gets in range.

Reported-by: ggrundik@gmail.com
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=221118
Signed-off-by: Hans de Goede <johannes.goede@oss.qualcomm.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-03-11 15:26:47 +01:00
Hans de Goede 487b23afaf HID: input: Drop Asus UX550* touchscreen ignore battery quirks
Drop the Asus UX550* touchscreen ignore battery quirks, there is a blanket
HID_BATTERY_QUIRK_IGNORE for all USB_VENDOR_ID_ELAN USB touchscreens now,
so these are just a duplicate of those.

Signed-off-by: Hans de Goede <johannes.goede@oss.qualcomm.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-03-11 15:26:47 +01:00
Denis Benato d1afcd7165 HID: asus: add xg mobile 2022 external hardware support
XG mobile station 2022 has a different PID than the 2023 model: add it
that model to hid-asus.

Signed-off-by: Denis Benato <denis.benato@linux.dev>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-03-10 18:02:01 +01:00
Benoît Sevens 2f1763f629 HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq
The wacom_intuos_bt_irq() function processes Bluetooth HID reports
without sufficient bounds checking. A maliciously crafted short report
can trigger an out-of-bounds read when copying data into the wacom
structure.

Specifically, report 0x03 requires at least 22 bytes to safely read
the processed data and battery status, while report 0x04 (which
falls through to 0x03) requires 32 bytes.

Add explicit length checks for these report IDs and log a warning if
a short report is received.

Signed-off-by: Benoît Sevens <bsevens@google.com>
Reviewed-by: Jason Gerecke <jason.gerecke@wacom.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-03-09 19:34:12 +01:00
Linus Torvalds 48976c0eba hid-for-linus-2026030601
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Merge tag 'hid-for-linus-2026030601' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid

Pull HID fixes from Benjamin Tissoires:

 - fix a few memory leaks (Günther Noack)

 - fix potential kernel crashes in cmedia, creative-sb0540 and zydacron
   (Greg Kroah-Hartman)

 - fix NULL pointer dereference in pidff (Tomasz Pakuła)

 - fix battery reporting for Apple Magic Trackpad 2 (Julius Lehmann)

 - mcp2221 proper handling of failed read operation (Romain Sioen)

 - various device quirks / device ID additions

* tag 'hid-for-linus-2026030601' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
  HID: mcp2221: cancel last I2C command on read error
  HID: asus: add xg mobile 2023 external hardware support
  HID: multitouch: Keep latency normal on deactivate for reactivation gesture
  HID: apple: Add EPOMAKER TH87 to the non-apple keyboards list
  HID: intel-ish-hid: ipc: Add Nova Lake-H/S PCI device IDs
  selftests: hid: tests: test_wacom_generic: add tests for display devices and opaque devices
  HID: multitouch: new class MT_CLS_EGALAX_P80H84
  HID: magicmouse: fix battery reporting for Apple Magic Trackpad 2
  HID: pidff: Fix condition effect bit clearing
  HID: Add HID_CLAIMED_INPUT guards in raw_event callbacks missing them
  HID: asus: avoid memory leak in asus_report_fixup()
  HID: magicmouse: avoid memory leak in magicmouse_report_fixup()
  HID: apple: avoid memory leak in apple_report_fixup()
  HID: Document memory allocation properties of report_fixup()
2026-03-06 10:00:58 -08:00
Romain Sioen e31b556c0b HID: mcp2221: cancel last I2C command on read error
When an I2C SMBus read operation fails, the MCP2221 internal state machine
may not reset correctly, causing subsequent transactions to fail.

By adding a short delay and explicitly cancelling the last command,
we ensure the device is ready for the next operation.

Fix an issue where i2cdetect was not able to detect all devices correctly
on the bus.

Signed-off-by: Romain Sioen <romain.sioen@microchip.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-27 18:54:09 +01:00
Denis Benato 377f8e7889 HID: asus: add xg mobile 2023 external hardware support
XG mobile stations have the 0x5a endpoint and has to be initialized:
add them to hid-asus.

Signed-off-by: Denis Benato <denis.benato@linux.dev>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-27 14:07:20 +01:00
Werner Sembach ec3070f01f HID: multitouch: Keep latency normal on deactivate for reactivation gesture
Uniwill devices have a built in gesture in the touchpad to de- and
reactivate it by double taping the upper left corner. This gesture stops
working when latency is set to high, so this patch keeps the latency on
normal.

Cc: stable@vger.kernel.org
Signed-off-by: Werner Sembach <wse@tuxedocomputers.com>
[jkosina@suse.com: change bit from 24 to 25]
[jkosina@suse.com: update shortlog]
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-26 17:10:22 +01:00
Takashi Iwai 7c698de0dc HID: apple: Add EPOMAKER TH87 to the non-apple keyboards list
EPOMAKER TH87 has the very same ID as Apple Aluminum keyboard
(05ac:024f) although it doesn't work as expected in compatible way.

Put three entries to the non-apple keyboards list to exclude this
device: one for BT ("TH87"), one for USB ("HFD Epomaker TH87") and one
for dongle ("2.4G Wireless Receiver").

Link: https://bugzilla.suse.com/show_bug.cgi?id=1258455
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-26 16:00:49 +01:00
Zhang Lixu 22f8bcec5a HID: intel-ish-hid: ipc: Add Nova Lake-H/S PCI device IDs
Add device IDs of Nova Lake-H and Nova Lake-S into ishtp support list.

Signed-off-by: Zhang Lixu <lixu.zhang@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-26 15:53:12 +01:00
Ian Ray a2e70a89fa HID: multitouch: new class MT_CLS_EGALAX_P80H84
Fixes: f9e82295ee ("HID: multitouch: add eGalaxTouch P80H84 support")
Signed-off-by: Ian Ray <ian.ray@gehealthcare.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-24 09:41:21 +01:00
Julius Lehmann 5f3518d774 HID: magicmouse: fix battery reporting for Apple Magic Trackpad 2
Battery reporting does not work for the Apple Magic Trackpad 2 if it is
connected via USB. The current hid descriptor fixup code checks for a
hid descriptor length of exactly 83 bytes. If the hid descriptor is
larger, which is the case for newer apple mice, the fixup is not
applied.

This fix checks for hid descriptor sizes greater/equal 83 bytes which
applies the fixup for newer devices as well.

Signed-off-by: Julius Lehmann <lehmanju@devpi.de>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-24 09:41:21 +01:00
Kees Cook 189f164e57 Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses
Conversion performed via this Coccinelle script:

  // SPDX-License-Identifier: GPL-2.0-only
  // Options: --include-headers-for-types --all-includes --include-headers --keep-comments
  virtual patch

  @gfp depends on patch && !(file in "tools") && !(file in "samples")@
  identifier ALLOC = {kmalloc_obj,kmalloc_objs,kmalloc_flex,
 		    kzalloc_obj,kzalloc_objs,kzalloc_flex,
		    kvmalloc_obj,kvmalloc_objs,kvmalloc_flex,
		    kvzalloc_obj,kvzalloc_objs,kvzalloc_flex};
  @@

  	ALLOC(...
  -		, GFP_KERNEL
  	)

  $ make coccicheck MODE=patch COCCI=gfp.cocci

Build and boot tested x86_64 with Fedora 42's GCC and Clang:

Linux version 6.19.0+ (user@host) (gcc (GCC) 15.2.1 20260123 (Red Hat 15.2.1-7), GNU ld version 2.44-12.fc42) #1 SMP PREEMPT_DYNAMIC 1970-01-01
Linux version 6.19.0+ (user@host) (clang version 20.1.8 (Fedora 20.1.8-4.fc42), LLD 20.1.8) #1 SMP PREEMPT_DYNAMIC 1970-01-01

Signed-off-by: Kees Cook <kees@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2026-02-22 08:26:33 -08:00
Linus Torvalds 32a92f8c89 Convert more 'alloc_obj' cases to default GFP_KERNEL arguments
This converts some of the visually simpler cases that have been split
over multiple lines.  I only did the ones that are easy to verify the
resulting diff by having just that final GFP_KERNEL argument on the next
line.

Somebody should probably do a proper coccinelle script for this, but for
me the trivial script actually resulted in an assertion failure in the
middle of the script.  I probably had made it a bit _too_ trivial.

So after fighting that far a while I decided to just do some of the
syntactically simpler cases with variations of the previous 'sed'
scripts.

The more syntactically complex multi-line cases would mostly really want
whitespace cleanup anyway.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2026-02-21 20:03:00 -08:00
Linus Torvalds bf4afc53b7 Convert 'alloc_obj' family to use the new default GFP_KERNEL argument
This was done entirely with mindless brute force, using

    git grep -l '\<k[vmz]*alloc_objs*(.*, GFP_KERNEL)' |
        xargs sed -i 's/\(alloc_objs*(.*\), GFP_KERNEL)/\1)/'

to convert the new alloc_obj() users that had a simple GFP_KERNEL
argument to just drop that argument.

Note that due to the extreme simplicity of the scripting, any slightly
more complex cases spread over multiple lines would not be triggered:
they definitely exist, but this covers the vast bulk of the cases, and
the resulting diff is also then easier to check automatically.

For the same reason the 'flex' versions will be done as a separate
conversion.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2026-02-21 17:09:51 -08:00
Tomasz Pakuła 97d5c8f5c0 HID: pidff: Fix condition effect bit clearing
As reported by MPDarkGuy on discord, NULL pointer dereferences were
happening because not all the conditional effects bits were cleared.

Properly clear all conditional effect bits from ffbit

Fixes: 7f3d7bc0df ("HID: pidff: Better quirk assigment when searching for fields")
Cc: stable@vger.kernel.org # 6.18.x
Signed-off-by: Tomasz Pakuła <tomasz.pakula.oficjalny@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-21 10:47:12 +01:00
Kees Cook 69050f8d6d treewide: Replace kmalloc with kmalloc_obj for non-scalar types
This is the result of running the Coccinelle script from
scripts/coccinelle/api/kmalloc_objs.cocci. The script is designed to
avoid scalar types (which need careful case-by-case checking), and
instead replace kmalloc-family calls that allocate struct or union
object instances:

Single allocations:	kmalloc(sizeof(TYPE), ...)
are replaced with:	kmalloc_obj(TYPE, ...)

Array allocations:	kmalloc_array(COUNT, sizeof(TYPE), ...)
are replaced with:	kmalloc_objs(TYPE, COUNT, ...)

Flex array allocations:	kmalloc(struct_size(PTR, FAM, COUNT), ...)
are replaced with:	kmalloc_flex(*PTR, FAM, COUNT, ...)

(where TYPE may also be *VAR)

The resulting allocations no longer return "void *", instead returning
"TYPE *".

Signed-off-by: Kees Cook <kees@kernel.org>
2026-02-21 01:02:28 -08:00
Greg Kroah-Hartman ecfa6f3449 HID: Add HID_CLAIMED_INPUT guards in raw_event callbacks missing them
In commit 2ff5baa9b5 ("HID: appleir: Fix potential NULL dereference at
raw event handle"), we handle the fact that raw event callbacks
can happen even for a HID device that has not been "claimed" causing a
crash if a broken device were attempted to be connected to the system.

Fix up the remaining in-tree HID drivers that forgot to add this same
check to resolve the same issue.

Cc: Jiri Kosina <jikos@kernel.org>
Cc: Benjamin Tissoires <bentiss@kernel.org>
Cc: Bastien Nocera <hadess@hadess.net>
Cc: linux-input@vger.kernel.org
Cc: stable <stable@kernel.org>
Assisted-by: gkh_clanker_2000
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
2026-02-19 18:58:39 +01:00
Günther Noack 2bad24c177 HID: asus: avoid memory leak in asus_report_fixup()
The asus_report_fixup() function was returning a newly allocated
kmemdup()-allocated buffer, but never freeing it.  Switch to
devm_kzalloc() to ensure the memory is managed and freed automatically
when the device is removed.

The caller of report_fixup() does not take ownership of the returned
pointer, but it is permitted to return a pointer whose lifetime is at
least that of the input buffer.

Also fix a harmless out-of-bounds read by copying only the original
descriptor size.

Assisted-by: Gemini-CLI:Google Gemini 3
Signed-off-by: Günther Noack <gnoack@google.com>
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
2026-02-19 18:57:38 +01:00
Günther Noack 91e8c6e601 HID: magicmouse: avoid memory leak in magicmouse_report_fixup()
The magicmouse_report_fixup() function was returning a
newly kmemdup()-allocated buffer, but never freeing it.

The caller of report_fixup() does not take ownership of the returned
pointer, but it *is* permitted to return a sub-portion of the input
rdesc, whose lifetime is managed by the caller.

Assisted-by: Gemini-CLI:Google Gemini 3
Signed-off-by: Günther Noack <gnoack@google.com>
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
2026-02-19 18:57:38 +01:00
Günther Noack 239c15116d HID: apple: avoid memory leak in apple_report_fixup()
The apple_report_fixup() function was returning a
newly kmemdup()-allocated buffer, but never freeing it.

The caller of report_fixup() does not take ownership of the returned
pointer, but it *is* permitted to return a sub-portion of the input
rdesc, whose lifetime is managed by the caller.

Assisted-by: Gemini-CLI:Google Gemini 3
Signed-off-by: Günther Noack <gnoack@google.com>
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
2026-02-19 18:57:38 +01:00
Linus Torvalds 348e77b814 Input updates for v7.0-rc0
- support for FocalTech FT8112 added to i2c-hid driver
 
 - support for FocalTech FT3518 added to edt-ft5x06 driver
 
 - support for power buttons in TWL603x chips added to twl4030-pwrbutton
   driver
 
 - an update to gpio-decoder driver to make it usable on non-OF
   platforms and to clean up the code
 
 - an update to synaptics_i2c driver switching it to use managed
   resources and a fix to restarting polling after resume
 
 - an update to gpio-keys driver to fall back to getting IRQ from
   resources if not specified using other means
 
 - an update to ili210x driver to support polling mode
 
 - a number of input drivers switched to scnprintf() to suppress
   truncation warnings
 
 - a number of updates and conversions of device tree bindings to yaml
   format
 
 - fixes to spelling in comments and messages in several drivers
 
 - other assorted fixups.
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Merge tag 'input-for-v7.0-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

Pull input updates from Dmitry Torokhov:

 - support for FocalTech FT8112 added to i2c-hid driver

 - support for FocalTech FT3518 added to edt-ft5x06 driver

 - support for power buttons in TWL603x chips added to twl4030-pwrbutton
   driver

 - an update to gpio-decoder driver to make it usable on non-OF
   platforms and to clean up the code

 - an update to synaptics_i2c driver switching it to use managed
   resources and a fix to restarting polling after resume

 - an update to gpio-keys driver to fall back to getting IRQ from
   resources if not specified using other means

 - an update to ili210x driver to support polling mode

 - a number of input drivers switched to scnprintf() to suppress
   truncation warnings

 - a number of updates and conversions of device tree bindings to yaml
   format

 - fixes to spelling in comments and messages in several drivers

 - other assorted fixups

* tag 'input-for-v7.0-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (57 commits)
  dt-bindings: input: qcom,pm8941-pwrkey: Document PMM8654AU
  dt-bindings: input: touchscreen: imagis: allow linux,keycodes for ist3038
  Input: apbps2 - fix comment style and typos
  Input: gpio_keys - fall back to platform_get_irq() for interrupt-only keys
  Input: novatek-nvt-ts - drop wake_type check
  dt-bindings: input: touchscreen: tsc2007: document '#io-channel-cells'
  Input: ili210x - add support for polling mode
  dt-bindings: touchscreen: trivial-touch: Drop 'interrupts' requirement for old Ilitek
  Input: appletouch - fix potential race between resume and open
  HID: i2c-hid: Add FocalTech FT8112
  dt-bindings: input: i2c-hid: Introduce FocalTech FT8112
  Input: synaptics_i2c - switch to using managed resources
  Input: synaptics_i2c - guard polling restart in resume
  Input: gpio_decoder - don't use "proxy" headers
  Input: gpio_decoder - make use of the macros from bits.h
  Input: gpio_decoder - replace custom loop by gpiod_get_array_value_cansleep()
  Input: gpio_decoder - unify messages with help of dev_err_probe()
  Input: gpio_decoder - make use of device properties
  Input: serio - complete sizeof(*pointer) conversions
  Input: wdt87xx_i2c - switch to use dev_err_probe()
  ...
2026-02-15 08:24:19 -08:00
Dmitry Torokhov 273a171dee Merge branch 'next' into for-linus
Prepare input updates for 7.0 merge window.
2026-02-14 13:06:51 -08:00
Linus Torvalds f50822fd86 platform-drivers-x86 for v7.0-1
Highlights:
 
 - amd/pmf:
   - Avoid overwriting BIOS input values when events occur rapidly
   - Fix PMF driver issues related to S4 (in part on crypto/ccp side)
   - Add NPU metrics API (for accel side consumers)
   - Allow disabling Smart PC function through a module parameter
 
 - asus-wmi & HID/asus:
   - Unification of backlight control (replaces quirks)
   - Support multiple interfaces for controlling keyboard/RGB brightness
   - Simplify init sequence
 
 - hp-wmi:
   - Add manual fan control for Victus S models
   - Add fan mode keep-alive
   - Fix platform profile values for Omen 16-wf1xxx
   - Add EC offset to get the thermal profile
 
 - intel/pmc: Show substate residencies also for non-primary PMCs
 
 - intel/ISST:
   - Store and restore data for all domains
   - Write interface improvements
 
 - lenovo-wmi:
   - Support multiple Capability Data
   - Add HWMON reporting and tuning support
 
 - mellanox/mlx-platform: Add HI173 & HI174 support
 
 - surface/aggregator_registry: Add Surface Pro 11 (QCOM)
 
 - thinkpad_acpi: Add support for HW damage detection capability
 
 - uniwill: Implement cTGP setting
 
 - wmi:
   - Introduce marshalling support
   - Convert a few drivers to use the new buffer-based WMI API
 
 - tools/power/x86/intel-speed-select: Allow read operations for non-root
 
 - Miscellaneous cleanups / refactoring / improvements
 
 The following is an automated shortlog grouped by driver:
 
 amd/pmf:
  -  Added a module parameter to disable the Smart PC function
  -  Introduce new interface to export NPU metrics
  -  Prevent TEE errors after hibernate
  -  Use ring buffer to store custom BIOS input values
 
 amd:
  -  Use scope-based cleanup for wbrf_record()
 
 asus-wmi:
  -  add keyboard brightness event handler
  -  Add support for multiple kbd led handlers
  -  remove unused keyboard backlight quirk
 
 crypto:
  -  ccp - Add an S4 restore flow
  -  ccp - Declare PSP dead if PSP_CMD_TEE_RING_INIT fails
  -  ccp - Factor out ring destroy handling to a helper
  -  ccp - Send PSP_CMD_TEE_RING_DESTROY when PSP_CMD_TEE_RING_INIT fails
 
 HID: asus:
  -  add support for the asus-wmi brightness handler
  -  early return for ROG devices
  -  fortify keyboard handshake
  -  initialize additional endpoints only for certain devices
  -  listen to the asus-wmi brightness device instead of creating one
  -  move vendor initialization to probe
  -  simplify RGB init sequence
  -  use same report_id in response
 
 hp-wmi:
  -  Add EC offsets to read Victus S thermal profile
  -  add manual fan control for Victus S models
  -  fix platform profile values for Omen 16-wf1xxx
  -  implement fan keep-alive
  -  order include headers
 
 ideadpad-laptop:
  -  Clean up style warnings and checks
 
 intel/pmc:
  -  Change LPM mode fields to u8
  -  Enable substate residencies for multiple PMCs
  -  Move LPM mode attributes to PMC
  -  Remove double empty line
 
 intel/pmt:
  -  Replace sprintf() with sysfs_emit()
 
 intel/uncore-freq:
  -  Replace sprintf() with scnprintf()
  -  Replace sprintf() with sysfs_emit()
 
 intel-wmi-sbl-fw-update:
  -  Use new buffer-based WMI API
 
 intel/wmi: thunderbolt:
  -  Use new buffer-based WMI API
 
 ISST:
  -  Add missing write block check
  -  Check for admin capability for write commands
  -  Optimize suspend/resume callbacks
  -  Store and restore all domains data
 
 lenovo-wmi-capdata:
  -  Add support for Capability Data 00
  -  Add support for Fan Test Data
 
 lenovo-wmi-{capdata,other}:
  -  Fix HWMON channel visibility
  -  Support multiple Capability Data
 
 lenovo-wmi-capdata:
  -  Wire up Fan Test Data
 
 lenovo-wmi-helpers:
  -  Convert returned buffer into u32
 
 lenovo-wmi-other:
  -  Add HWMON for fan reporting/tuning
 
 mlx-platform:
  -  Add support DGX flavor of next-generation 800GB/s ethernet switch.
  -  Add support for new Nvidia DGX system based on class VMOD0010
 
 Rename lenovo-wmi-capdata01 to lenovo-wmi-capdata:
  - Rename lenovo-wmi-capdata01 to lenovo-wmi-capdata
 
 surface: aggregator_registry:
  -  Add Surface Pro 11 (QCOM)
 
 surface:
  -  Replace deprecated strcpy() in surface_button_add()
 
 thinkpad_acpi:
  -  Add support to detect hardware damage detection capability.
  -  Add sysfs to display details of damaged device.
 
 tools/power/x86/intel-speed-select:
  -  Allow non root users
  -  Fix file descriptor leak in isolate_cpus()
  -  Use pkg-config for libnl-3.0 detection
  -  v1.25 release
 
 uniwill:
  -  Implement cTGP setting
 
 uniwill-laptop:
  -  Introduce device descriptor system
 
 wmi:
  -  Add helper functions for WMI string conversions
  -  Add kunit test for the marshalling code
  -  Add kunit test for the string conversion code
 
 wmi-bmof:
  -  Use new buffer-based WMI API
 
 wmi:
  -  Introduce marshalling support
 
 wmi: string-kunit:
  -  Add missing oversized string test case
 
 wmi:
  -  Update driver development guide
 
 xiaomi-wmi:
  -  Use new buffer-based WMI API
 
 yogabook:
  -  Clean up code style
 
 Merges:
  -  Merge branch 'fixes' of into for-next
  -  Merge branch 'intel-sst' of https://github.com/spandruvada/linux-kernel into for-next
  -  Merge branch 'platform-drivers-x86-asus-kbd' into for-next
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Merge tag 'platform-drivers-x86-v7.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Ilpo Järvinen:
 "Highlights:

   - amd/pmf:
      - Avoid overwriting BIOS input values when events occur rapidly
      - Fix PMF driver issues related to S4 (in part on crypto/ccp side)
      - Add NPU metrics API (for accel side consumers)
      - Allow disabling Smart PC function through a module parameter

   - asus-wmi & HID/asus:
      - Unification of backlight control (replaces quirks)
      - Support multiple interfaces for controlling keyboard/RGB brightness
      - Simplify init sequence

   - hp-wmi:
      - Add manual fan control for Victus S models
      - Add fan mode keep-alive
      - Fix platform profile values for Omen 16-wf1xxx
      - Add EC offset to get the thermal profile

   - intel/pmc: Show substate residencies also for non-primary PMCs

   - intel/ISST:
      - Store and restore data for all domains
      - Write interface improvements

   - lenovo-wmi:
      - Support multiple Capability Data
      - Add HWMON reporting and tuning support

   - mellanox/mlx-platform: Add HI173 & HI174 support

   - surface/aggregator_registry: Add Surface Pro 11 (QCOM)

   - thinkpad_acpi: Add support for HW damage detection capability

   - uniwill: Implement cTGP setting

   - wmi:
      - Introduce marshalling support
      - Convert a few drivers to use the new buffer-based WMI API

   - tools/power/x86/intel-speed-select: Allow read operations for non-root

   - Miscellaneous cleanups / refactoring / improvements"

* tag 'platform-drivers-x86-v7.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (68 commits)
  platform/x86: lenovo-wmi-{capdata,other}: Fix HWMON channel visibility
  platform/x86: hp-wmi: Add EC offsets to read Victus S thermal profile
  platform: mellanox: mlx-platform: Add support DGX flavor of next-generation 800GB/s ethernet switch.
  platform: mellanox: mlx-platform: Add support for new Nvidia DGX system based on class VMOD0010
  HID: asus: add support for the asus-wmi brightness handler
  platform/x86: asus-wmi: add keyboard brightness event handler
  platform/x86: asus-wmi: remove unused keyboard backlight quirk
  HID: asus: listen to the asus-wmi brightness device instead of creating one
  platform/x86: asus-wmi: Add support for multiple kbd led handlers
  HID: asus: early return for ROG devices
  HID: asus: move vendor initialization to probe
  HID: asus: fortify keyboard handshake
  HID: asus: use same report_id in response
  HID: asus: initialize additional endpoints only for certain devices
  HID: asus: simplify RGB init sequence
  platform/wmi: string-kunit: Add missing oversized string test case
  platform/x86/amd/pmf: Added a module parameter to disable the Smart PC function
  platform/x86/uniwill: Implement cTGP setting
  platform/x86: uniwill-laptop: Introduce device descriptor system
  platform/x86/amd: Use scope-based cleanup for wbrf_record()
  ...
2026-02-13 15:39:15 -08:00
Linus Torvalds 136114e0ab mm.git review status for linus..mm-nonmm-stable
Total patches:       107
 Reviews/patch:       1.07
 Reviewed rate:       67%
 
 - The 2 patch series "ocfs2: give ocfs2 the ability to reclaim
   suballocator free bg" from Heming Zhao saves disk space by teaching
   ocfs2 to reclaim suballocator block group space.
 
 - The 4 patch series "Add ARRAY_END(), and use it to fix off-by-one
   bugs" from Alejandro Colomar adds the ARRAY_END() macro and uses it in
   various places.
 
 - The 2 patch series "vmcoreinfo: support VMCOREINFO_BYTES larger than
   PAGE_SIZE" from Pnina Feder makes the vmcore code future-safe, if
   VMCOREINFO_BYTES ever exceeds the page size.
 
 - The 7 patch series "kallsyms: Prevent invalid access when showing
   module buildid" from Petr Mladek cleans up kallsyms code related to
   module buildid and fixes an invalid access crash when printing
   backtraces.
 
 - The 3 patch series "Address page fault in
   ima_restore_measurement_list()" from Harshit Mogalapalli fixes a
   kexec-related crash that can occur when booting the second-stage kernel
   on x86.
 
 - The 6 patch series "kho: ABI headers and Documentation updates" from
   Mike Rapoport updates the kexec handover ABI documentation.
 
 - The 4 patch series "Align atomic storage" from Finn Thain adds the
   __aligned attribute to atomic_t and atomic64_t definitions to get
   natural alignment of both types on csky, m68k, microblaze, nios2,
   openrisc and sh.
 
 - The 2 patch series "kho: clean up page initialization logic" from
   Pratyush Yadav simplifies the page initialization logic in
   kho_restore_page().
 
 - The 6 patch series "Unload linux/kernel.h" from Yury Norov moves
   several things out of kernel.h and into more appropriate places.
 
 - The 7 patch series "don't abuse task_struct.group_leader" from Oleg
   Nesterov removes the usage of ->group_leader when it is "obviously
   unnecessary".
 
 - The 5 patch series "list private v2 & luo flb" from Pasha Tatashin
   adds some infrastructure improvements to the live update orchestrator.
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Merge tag 'mm-nonmm-stable-2026-02-12-10-48' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull non-MM updates from Andrew Morton:

 - "ocfs2: give ocfs2 the ability to reclaim suballocator free bg" saves
   disk space by teaching ocfs2 to reclaim suballocator block group
   space (Heming Zhao)

 - "Add ARRAY_END(), and use it to fix off-by-one bugs" adds the
   ARRAY_END() macro and uses it in various places (Alejandro Colomar)

 - "vmcoreinfo: support VMCOREINFO_BYTES larger than PAGE_SIZE" makes
   the vmcore code future-safe, if VMCOREINFO_BYTES ever exceeds the
   page size (Pnina Feder)

 - "kallsyms: Prevent invalid access when showing module buildid" cleans
   up kallsyms code related to module buildid and fixes an invalid
   access crash when printing backtraces (Petr Mladek)

 - "Address page fault in ima_restore_measurement_list()" fixes a
   kexec-related crash that can occur when booting the second-stage
   kernel on x86 (Harshit Mogalapalli)

 - "kho: ABI headers and Documentation updates" updates the kexec
   handover ABI documentation (Mike Rapoport)

 - "Align atomic storage" adds the __aligned attribute to atomic_t and
   atomic64_t definitions to get natural alignment of both types on
   csky, m68k, microblaze, nios2, openrisc and sh (Finn Thain)

 - "kho: clean up page initialization logic" simplifies the page
   initialization logic in kho_restore_page() (Pratyush Yadav)

 - "Unload linux/kernel.h" moves several things out of kernel.h and into
   more appropriate places (Yury Norov)

 - "don't abuse task_struct.group_leader" removes the usage of
   ->group_leader when it is "obviously unnecessary" (Oleg Nesterov)

 - "list private v2 & luo flb" adds some infrastructure improvements to
   the live update orchestrator (Pasha Tatashin)

* tag 'mm-nonmm-stable-2026-02-12-10-48' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (107 commits)
  watchdog/hardlockup: simplify perf event probe and remove per-cpu dependency
  procfs: fix missing RCU protection when reading real_parent in do_task_stat()
  watchdog/softlockup: fix sample ring index wrap in need_counting_irqs()
  kcsan, compiler_types: avoid duplicate type issues in BPF Type Format
  kho: fix doc for kho_restore_pages()
  tests/liveupdate: add in-kernel liveupdate test
  liveupdate: luo_flb: introduce File-Lifecycle-Bound global state
  liveupdate: luo_file: Use private list
  list: add kunit test for private list primitives
  list: add primitives for private list manipulations
  delayacct: fix uapi timespec64 definition
  panic: add panic_force_cpu= parameter to redirect panic to a specific CPU
  netclassid: use thread_group_leader(p) in update_classid_task()
  RDMA/umem: don't abuse current->group_leader
  drm/pan*: don't abuse current->group_leader
  drm/amd: kill the outdated "Only the pthreads threading model is supported" checks
  drm/amdgpu: don't abuse current->group_leader
  android/binder: use same_thread_group(proc->tsk, current) in binder_mmap()
  android/binder: don't abuse current->group_leader
  kho: skip memoryless NUMA nodes when reserving scratch areas
  ...
2026-02-12 12:13:01 -08:00
Linus Torvalds a31980dba7 hid-for-linus-2026020901
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Merge tag 'hid-for-linus-2026020901' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid

Pull HID updates from Jiri Kosina:

 - global switch of HID drivers to use pm_*ptr instead of #ifdef
   CONFIG_PM* (Bastien Nocera)

 - support for new firmware handling in intel-ish-hid (Vishnu Sankar)

 - support for HID output reports in the Quicki2c in intel-thc (Even Xu)

 - solidify register configuration updates in intel-thc (Even Xu)

 - Support for Rock band 4 PS4 and PS5 guitars (Rosalie Wanders)

 - fn lock and WMI fan control handling improvements in certain Asus
   models (ROG, ProArt P16) (Ionut Nechita, Connor Belli)

 - fix for potential NULL pointer dereference during warm reset in
   intel-ish-hid (Ryan Lin)

 - fix for potential NULL pointer derefence in probe error paths in
   hid-pl (Oliver Neukum)

 - various other small assorted fixes and new device ID additions /
   device-specific quirks

* tag 'hid-for-linus-2026020901' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: (41 commits)
  HID: sony: add dongle device IDs for CRKD Gibson SG
  HID: Intel-thc-hid: Intel-thc: Fix wrong register fields updating
  HID: intel-ish-hid: fix NULL-ptr-deref in ishtp_bus_remove_all_clients
  HID: logitech-hidpp: Add support for Logitech K980
  HID: logitech-dj: Differentiate "invalid device index" error
  HID: sony: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: wacom: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: uclogic: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: hid-sensor-hub: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: picolcd_core: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: nintendo: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: logitech-dj: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: lenovo: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: asus: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: appletb-kbd: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: hid-alps: Use pm_ptr instead of #ifdef CONFIG_PM
  HID: multitouch: add eGalaxTouch EXC3188 support
  HID: elecom: Add support for ELECOM HUGE Plus M-HT1MRBK
  HID: sony: add support for bluetooth Rock Band 4 PS4 guitars
  HID: logitech-hidpp: Check maxfield in hidpp_get_report_length()
  ...
2026-02-11 11:28:10 -08:00
Jiri Kosina 33312c4d5e Merge branch 'for-6.20/pm_ptr-v3' into for-linus
- Use pm_*ptr instead of #ifdef CONFIG_PM* (Bastien Nocera)
2026-02-09 17:37:58 +01:00
Jiri Kosina e2ec6d67e4 Merge branch 'for-6.20/pidff' into for-linus
- solidify trigger handling in hid-pidff (Tomasz Pakuła)
2026-02-09 17:37:12 +01:00
Jiri Kosina 9f2975f1bf Merge branch 'for-6.20/intel-thc' into for-linus
- support for HID output reports in the Quicki2c (Even Xu)
2026-02-09 17:36:30 +01:00
Jiri Kosina 05bc4583b8 Merge branch 'for-6.20/intel-ish' into for-linus
- support for new firmware handling in intel-ish-hid (Vishnu Sankar)
2026-02-09 17:35:21 +01:00
Jiri Kosina 9be2c22b0b Merge branch 'for-6.20/elecom' into for-linus
- support for new model of "Elecom Huge" trackball (David Phillips)
2026-02-09 17:34:17 +01:00
Jiri Kosina ec496f77b4 Merge branch 'for-6.20/sony' into for-linus
- Support for Rock band 4 PS4 and PS5 guitars (Rosalie Wanders)
2026-02-09 17:33:26 +01:00
Jiri Kosina 984d6f361d Merge branch 'for-6.20/asus' into for-linus
- Support for WMI (Fn+F5) fan control for Asus ROG laptops (Ionut Nechita)
- fn-lock support for Asus ProArt P16 (Connor Belli)
2026-02-09 17:32:14 +01:00
Rosalie Wanders ae40ace015 HID: sony: add dongle device IDs for CRKD Gibson SG
This patch adds the dongle device IDs for the CRKD Gibson SG

Signed-off-by: Rosalie Wanders <rosalie@mailbox.org>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-04 21:46:40 +01:00
Even Xu e4aa247d94 HID: Intel-thc-hid: Intel-thc: Fix wrong register fields updating
Clear the target bit fields in register before setting new values. This
ensures proper field updates by removing any existing bits that might
interfere with the new configuration.

Fixes: 22da60f030 ("HID: Intel-thc-hid: Intel-thc: Introduce interrupt delay control")
Fixes: 45e92a0930 ("HID: Intel-thc-hid: Intel-thc: Introduce max input size control")
Signed-off-by: Even Xu <even.xu@intel.com>
Tested-by: Rui Zhang <rui1.zhang@intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-02 14:39:30 +01:00
Ryan Lin 56f7db581e HID: intel-ish-hid: fix NULL-ptr-deref in ishtp_bus_remove_all_clients
During a warm reset flow, the cl->device pointer may be NULL if the
reset occurs while clients are still being enumerated. Accessing
cl->device->reference_count without a NULL check leads to a kernel panic.

This issue was identified during multi-unit warm reboot stress clycles.
Add a defensive NULL check for cl->device to ensure stability under
such intensive testing conditions.

KASAN: null-ptr-deref in range [0000000000000000-0000000000000007]
Workqueue: ish_fw_update_wq fw_reset_work_fn

Call Trace:
 ishtp_bus_remove_all_clients+0xbe/0x130 [intel_ishtp]
 ishtp_reset_handler+0x85/0x1a0 [intel_ishtp]
 fw_reset_work_fn+0x8a/0xc0 [intel_ish_ipc]

Fixes: 3703f53b99 ("HID: intel_ish-hid: ISH Transport layer")
Signed-off-by: Ryan Lin <ryan.lin@intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-02 14:37:57 +01:00
Bastien Nocera af4fe07a9d HID: logitech-hidpp: Add support for Logitech K980
Add support for the solar-charging Logitech K980 keyboard, over
Bluetooth. Bolt traffic doesn't get routed through logitech-dj, so
this code isn't triggered when Bolt is used.

Signed-off-by: Bastien Nocera <hadess@hadess.net>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-02 13:47:56 +01:00
Bastien Nocera 4c6a83fc2f HID: logitech-dj: Differentiate "invalid device index" error
We had 2 codepaths throwing the "invalid device index" error, but one of
them was about the index not matching the receiver, so change the error
to "invalid receiver index".

Signed-off-by: Bastien Nocera <hadess@hadess.net>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-02-02 13:47:56 +01:00
Bastien Nocera ff7ed83bea HID: sony: Use pm_ptr instead of #ifdef CONFIG_PM
This increases build coverage and allows to drop an #ifdef.

Signed-off-by: Bastien Nocera <hadess@hadess.net>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-01-28 19:23:17 +01:00
Bastien Nocera a864d16be1 HID: wacom: Use pm_ptr instead of #ifdef CONFIG_PM
This increases build coverage and allows to drop an #ifdef.

Signed-off-by: Bastien Nocera <hadess@hadess.net>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-01-28 19:23:17 +01:00
Bastien Nocera d1de9bde97 HID: uclogic: Use pm_ptr instead of #ifdef CONFIG_PM
This increases build coverage and allows to drop an #ifdef.

Signed-off-by: Bastien Nocera <hadess@hadess.net>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-01-28 19:23:17 +01:00
Bastien Nocera b3e5bcffda HID: hid-sensor-hub: Use pm_ptr instead of #ifdef CONFIG_PM
This increases build coverage and allows to drop an #ifdef.

Signed-off-by: Bastien Nocera <hadess@hadess.net>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2026-01-28 19:23:17 +01:00