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Reference the common power supply schema to bring the definition of
monitored-battery property. Drop also the obvious description because
it is duplicating what is in power-supply.yaml.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250604-dt-bindings-psy-monitored-battery-v1-1-7f755ff75218@linaro.org
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
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Long before introduction of lore.kernel.org, people would link
to LKML threads on third-party archives (here spinics.net), which
in some cases can be unreliable (as these were outside of
kernel.org control). Replace links to them with lore counterparts
(if any).
Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20250611065254.36608-2-bagasdotme@gmail.com
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In commit b5325b2a270f ("coredump: hand a pidfd to the usermode coredump
helper") a new core_pattern specifier, %F, was added to provide a pidfs
to the usermode helper process referring to the crashed process.
Update the documentation to include the new core_pattern specifier.
Signed-off-by: Salvatore Bonaccorso <carnil@debian.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20250612060204.1159734-1-carnil@debian.org
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It appears that folks "less versed in kernel coding" think that its
good style to document every function, even if they have no useful
information to pass to the future readers of the code. This used
to be just a waste of space, but with increased kdoc format linting
it's also a burden when refactoring the code.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Joe Damato <joe@dama.to>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20250614204258.61449-1-kuba@kernel.org
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This patch fixes two minor typos in Documentation/filesystems/f2fs.rst:
- "ramdom" → "random"
- "reenable" → "re-enable"
The changes improve spelling and consistency in the documentation.
These issues were identified using the 'codespell' tool with the
following command:
$ find Documentation/ -path Documentation/translations -prune -o \
-name '*.rst' -print | xargs codespell
Signed-off-by: Yuanye Ma <yuanye.ma20@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20250618225546.104949-1-yuanye.ma20@gmail.com
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In the AMD P-States Performance Scale diagram, the labels for "Max Perf"
and "Lowest Perf" were incorrectly used to define the range for
"Desired Perf".The "Desired performance target" should be bounded by the
"Maximum requested performance" and the "Minimum requested performance",
which corresponds to "Max Perf" and "Min Perf", respectively.
Signed-off-by: Shouye Liu <shouyeliu@tencent.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20250620021658.92161-1-shouyeliu@gmail.com
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Docutils emits a deprecation warning when the set_class() element method is
used; that warning disappears into the ether, but it also causes a crash
with docutils 0.19.
Avoid the deprecated function and just append directly to the "classes"
attribute like the documentation says instead.
Reported-by: Akira Yokosawa <akiyks@gmail.com>
Tested-by: Akira Yokosawa <akiyks@gmail.com>
Closes: https://lore.kernel.org/de7bae91-3200-481f-9db2-c0dc382c91dd@gmail.com/
Fixes: d6d1df92c25f ("docs: automarkup: Mark up undocumented entities too")
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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This documents Firefly ROC-RK3588S-PC which is a SBC based on RK3588S SoC.
Link: https://wiki.t-firefly.com/en/Station-M3/index.html
Signed-off-by: Hsun Lai <i@chainsx.cn>
Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20250609113044.8846-2-i@chainsx.cn
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
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The '#reset-cells' property is permitted for some of the MT8188
clock controllers, but not listed as a valid property.
Fixes: 9a5cd59640ac ("dt-bindings: clock: mediatek: Add SMI LARBs reset for MT8188")
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Julien Massot <julien.massot@collabora.com>
Link: https://lore.kernel.org/r/20250516-dtb-check-mt8188-v2-1-fb60bef1b8e1@collabora.com
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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Allow userspace to advertise TDG.VP.VMCALL subfunctions that the
kernel also supports. For each output register of GetTdVmCallInfo's
leaf 1, add two fields to KVM_TDX_CAPABILITIES: one for kernel-supported
TDVMCALLs (userspace can set those blindly) and one for user-supported
TDVMCALLs (userspace can set those if it knows how to handle them).
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Exit to userspace for TDG.VP.VMCALL<GetTdVmCallInfo> via KVM_EXIT_TDX,
to allow userspace to provide information about the support of
TDVMCALLs when r12 is 1 for the TDVMCALLs beyond the GHCI base API.
GHCI spec defines the GHCI base TDVMCALLs: <GetTdVmCallInfo>, <MapGPA>,
<ReportFatalError>, <Instruction.CPUID>, <#VE.RequestMMIO>,
<Instruction.HLT>, <Instruction.IO>, <Instruction.RDMSR> and
<Instruction.WRMSR>. They must be supported by VMM to support TDX guests.
For GetTdVmCallInfo
- When leaf (r12) to enumerate TDVMCALL functionality is set to 0,
successful execution indicates all GHCI base TDVMCALLs listed above are
supported.
Update the KVM TDX document with the set of the GHCI base APIs.
- When leaf (r12) to enumerate TDVMCALL functionality is set to 1, it
indicates the TDX guest is querying the supported TDVMCALLs beyond
the GHCI base TDVMCALLs.
Exit to userspace to let userspace set the TDVMCALL sub-function bit(s)
accordingly to the leaf outputs. KVM could set the TDVMCALL bit(s)
supported by itself when the TDVMCALLs don't need support from userspace
after returning from userspace and before entering guest. Currently, no
such TDVMCALLs implemented, KVM just sets the values returned from
userspace.
Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Binbin Wu <binbin.wu@linux.intel.com>
[Adjust userspace API. - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Handle TDVMCALL for GetQuote to generate a TD-Quote.
GetQuote is a doorbell-like interface used by TDX guests to request VMM
to generate a TD-Quote signed by a service hosting TD-Quoting Enclave
operating on the host. A TDX guest passes a TD Report (TDREPORT_STRUCT) in
a shared-memory area as parameter. Host VMM can access it and queue the
operation for a service hosting TD-Quoting enclave. When completed, the
Quote is returned via the same shared-memory area.
KVM only checks the GPA from the TDX guest has the shared-bit set and drops
the shared-bit before exiting to userspace to avoid bleeding the shared-bit
into KVM's exit ABI. KVM forwards the request to userspace VMM (e.g. QEMU)
and userspace VMM queues the operation asynchronously. KVM sets the return
code according to the 'ret' field set by userspace to notify the TDX guest
whether the request has been queued successfully or not. When the request
has been queued successfully, the TDX guest can poll the status field in
the shared-memory area to check whether the Quote generation is completed
or not. When completed, the generated Quote is returned via the same
buffer.
Add KVM_EXIT_TDX as a new exit reason to userspace. Userspace is
required to handle the KVM exit reason as the initial support for TDX,
by reentering KVM to ensure that the TDVMCALL is complete. While at it,
add a note that KVM_EXIT_HYPERCALL also requires reentry with KVM_RUN.
Signed-off-by: Binbin Wu <binbin.wu@linux.intel.com>
Tested-by: Mikko Ylinen <mikko.ylinen@linux.intel.com>
Acked-by: Kai Huang <kai.huang@intel.com>
[Adjust userspace API. - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai:
"A collection of small fixes. All changes are device-specific at this
time:
- Fixes for Cirrus codecs with SoundWire, including firmware name
updates
- Fix for i.MX8 SoC DSP
- Usual HD-audio, USB-audio, and ASoC AMD quirks
- Fixes for legendary SoundBlaster AWE32 ISA device (a real one, we
still got a bug report after 25 years)
- Minor build fixes"
* tag 'sound-6.16-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (24 commits)
ALSA: hda/realtek: Enable headset Mic on Positivo P15X
ASoC: Intel: sof-function-topology-lib: Print out the unsupported dmic count
ASoC: doc: cs35l56: Add CS35L63 to the list of supported devices
ASoC: SOF: imx8: add core shutdown operation for imx8/imx8x
ALSA: hda/realtek: Add quirk for Asus GA605K
ALSA: hda/realtek: enable headset mic on Latitude 5420 Rugged
ASoC: amd: yc: update quirk data for HP Victus
ASoC: apple: mca: Drop default ARCH_APPLE in Kconfig
ALSA: usb-audio: Rename ALSA kcontrol PCM and PCM1 for the KTMicro sound card
ASoC: amd: yc: Add quirk for MSI Bravo 17 D7VF internal mic
ASoC: doc: cs35l56: Update to add new SoundWire firmware filename suffix
ASoC: cs35l56: Use SoundWire address as alternate firmware suffix on L56 B0
ASoC: cs35l56: Use SoundWire address as firmware name suffix for new silicon
ASoC: sdw_utils: Fix potential NULL pointer deref in is_sdca_endpoint_present()
ALSA: sb: Force to disable DMAs once when DMA mode is changed
ALSA: sb: Don't allow changing the DMA mode during operations
ALSA: hda/realtek: Add quirk for Asus GU605C
ALSA: hda/realtek: Fix built-in mic on ASUS VivoBook X513EA
ALSA: hda/realtek - Add mute LED support for HP Victus 16-s1xxx and HP Victus 15-fa1xxx
ALSA: ctxfi: Replace deprecated strcpy() with strscpy()
...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Will Deacon:
"There's nothing major (even the vmalloc one is just suppressing a
potential warning) but all worth having, nonetheless.
- Suppress KASAN false positive in stack unwinding code
- Drop redundant reset of the GCS state on exec()
- Don't try to descend into a !present PMD when creating a huge
vmap() entry at the PUD level
- Fix a small typo in the arm64 booting Documentation"
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64/ptrace: Fix stack-out-of-bounds read in regs_get_kernel_stack_nth()
arm64/gcs: Don't call gcs_free() during flush_gcs()
arm64: Restrict pagetable teardown to avoid false warning
docs: arm64: Fix ICC_SRE_EL2 register typo in booting.rst
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Add a compatible for the MediaTek MT8370 SoC, with an
integrated ARM Mali G57 MC2 GPU (Valhall-JM, dual core).
None of the already existing SoC specific compatibles is usable as
fallback, as those either do not match the number of cores (and number
of power domains), or are for a different GPU architecture.
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Louis-Alexis Eyraud <louisalexis.eyraud@collabora.com>
Signed-off-by: Steven Price <steven.price@arm.com>
Link: https://lore.kernel.org/r/20250509-mt8370-enable-gpu-v6-1-2833888cb1d3@collabora.com
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Add compatible strings "nxp,imx95-jpgdec" and "nxp,imx95-jpgenc", which
are backward compatible with "nxp,imx8qxp-jpgdec" and
"nxp,imx8qxp-jpegenc". i.MX95 just need one power domain which combine
wrap and all slots together. Reduce minItems of power-domains to 1 for
i.MX95 and keep the same restriction for others.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
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Convert fsl-vdoa.txt to yaml format.
Additional changes:
- Add irq.h and imx6qdl-clock.h in example.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
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Exported GPIO lines also have the active_low attribute which is not
documented. Add a short mention for it.
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20250610-gpio-sysfs-chip-export-v1-2-a8c7aa4478b1@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
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Since commit 700cdf7ed00f ("gpio: sysfs: make the sysfs export behavior
consistent"), named GPIO lines are no longer exported in sysfs as links
named after the them. Drop the misleading bit from the ABI docs.
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20250610-gpio-sysfs-chip-export-v1-1-a8c7aa4478b1@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
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Stephen Rothwell reports htmldocs warning:
Documentation/hid/intel-thc-hid.rst:200: ERROR: Unexpected indentation. [docutils]
Separate conditional list for max input size control by a blank line
to fix the warning.
Fixes: 45e92a093099 ("HID: Intel-thc-hid: Intel-thc: Introduce max input size control")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Closes: https://lore.kernel.org/linux-next/20250611142409.7d4683b0@canb.auug.org.au/
Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
Reviewed-by: Even Xu <even.xu@intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
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Document the GPI DMA engine on the sc8280xp platform.
Signed-off-by: Pengyu Luo <mitltlatltl@gmail.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250617090032.1487382-2-mitltlatltl@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Pull drm fixes from Dave Airlie:
"Bit of an uptick in fixes for rc3, msm and amdgpu leading the way,
with i915/xe/nouveau with a few each and then some scattered misc
bits, nothing looks too crazy:
msm:
- Display:
- Fixed DP output on SDM845
- Fixed 10nm DSI PLL init
- GPU:
- SUBMIT ioctl error path leak fixes
- drm half of stall-on-fault fixes
- a7xx: Missing CP_RESET_CONTEXT_STATE
- Skip GPU component bind if GPU is not in the device table
i915:
- Fix MIPI vtotal programming off by one on Broxton
- Fix PMU code for GCOV and AutoFDO enabled build
xe:
- A workaround update
- Fix memset on iomem
- Fix early wedge on GuC Load failure
amdgpu:
- DP tunneling fix
- LTTPR fix
- DSC fix
- DML2.x ABGR16161616 fix
- RMCM fix
- Backlight fixes
- GFX11 kicker support
- SDMA reset fixes
- VCN 5.0.1 fix
- Reset fix
- Misc small fixes
amdkfd:
- SDMA reset fix
- Fix race in GWS scheduling
nouveau:
- update docs reference
- fix backlight name buffer size
- fix UAF in r535 gsp rpc msg
- fix undefined shift
mgag200:
- drop export header
ast:
- drop export header
malidp:
- drop informational error
ssd130x:
- fix clear columns
etnaviv:
- scheduler locking fix
v3d:
- null pointer crash fix"
* tag 'drm-fixes-2025-06-20' of https://gitlab.freedesktop.org/drm/kernel: (50 commits)
drm/xe: Fix early wedge on GuC load failure
drm/xe: Fix memset on iomem
drm/xe/bmg: Update Wa_16023588340
drm/amdgpu/sdma5.2: init engine reset mutex
drm/amdkfd: Fix race in GWS queue scheduling
drm/amdgpu/sdma5: init engine reset mutex
drm/amdgpu: switch job hw_fence to amdgpu_fence
drm/amdgpu: Fix SDMA UTC_L1 handling during start/stop sequences
drm/amdgpu: Release reset locks during failures
drm/amd/display: Check dce_hwseq before dereferencing it
drm/amdgpu: VCN v5_0_1 to prevent FW checking RB during DPG pause
drm/amdgpu: Use logical instance ID for SDMA v4_4_2 queue operations
drm/amdgpu: Fix SDMA engine reset with logical instance ID
drm/amdgpu: add kicker fws loading for gfx11/smu13/psp13
drm/amdgpu: Add kicker device detection
drm/amd/display: Export full brightness range to userspace
drm/amd/display: Only read ACPI backlight caps once
drm/amd/display: Fix RMCM programming seq errors
drm/amd/display: Fix mpv playback corruption on weston
drm/amd/display: Add more checks for DSC / HUBP ONO guarantees
...
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https://gitlab.freedesktop.org/drm/misc/kernel into drm-next
drm-misc-next for 6.17:
UAPI Changes:
- Add Task Information for the wedge API
Cross-subsystem Changes:
Core Changes:
- Fix warnings related to export.h
- fbdev: Make CONFIG_FIRMWARE_EDID available on all architectures
- fence: Fix UAF issues
- format-helper: Improve tests
Driver Changes:
- ivpu: Add turbo flag, Add Wildcat Lake Support
- rz-du: Improve MIPI-DSI Support
- vmwgfx: fence improvement
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maxime Ripard <mripard@redhat.com>
Link: https://lore.kernel.org/r/20250619-perfect-industrious-whippet-8ed3db@houat
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https://gitlab.freedesktop.org/drm/xe/kernel into drm-next
UAPI Changes:
- Expose media OA units (Ashutosh)
Merge:
- Restore GuC submit UAF fix around queue destruction
accidentally removed in a drm-xe-fixes merge (Auld)
Core Changes:
- drm/gpusvm: Introduce devmem_only flag for allocation (Himal)
- drm/gpusvm: Add timeslicing support to GPU SVM (Brost)
Driver Changes:
- Make gem shrinker drm managed (Thomas)
- SRIOV VF Post-migration recovery of GGTT nodes and CTB (Tomasz)
- Some W/A additions and updates (Aradhya, Shekhar, Vinay, Daniele)
- Prefetch Support for svm ranges (Himal, Brost)
- Don't allocate managed BO for each policy change (Michal)
- Simplify and fix diff calculation in GuC submit (Lucas)
- Track FAST_REQ GuC H2Gs to report where errors came from (John)
- SRIOV PF: Don't allow LMEM provisioning if LMTT isn't available (Piotr)
- Check if all domains awake for MOCS dump (Tejas)
- Make creation of SLPC debugfs files conditional (Aradhya)
- Default auto_link_downgrade status to false (Aradhya)
- Use xe_mmio_read32() to read mtcfg register (Shuicheng)
- Updates in PCI ID tables (Atwood, Shekhar)
- SRIOV VF: Fail migration recovery if fixups needed but not supported (Tomasz)
- Add missing documentation around freq and RPa (Rodrigo)
- Some other SVM related fixes (Himal, Auld, Brost, Maarten)
- Allow to trigger GT resets using debugfs writes (Michal)
- Optimise CCS case for WB pages (Auld)
- Create LRC BO without VM (Niranjana)
- Initialize MOCS index early (Bala)
- HWMON fixes for BMG (Karthik, Lucas)
- Drop redundant conversion to bool (Raag)
- Rework eviction rejection of bound external bos (Thomas)
- Stop re-submitting signalled jobs (Auld)
- Small fixes and cleanups for PXP (Daniele)
- Convert some print messages to GT-oriented ones (Michal)
- Resend potentially lost GuC H2G MMIO request (Michal)
- Add configfs to load with fewer engines (Lucas)
- Remove unmatched xe_vm_unlock from __xe_exec_queue_init (Maciej)
- SRIOV VF: Small updates around GGTT handling (Michal)
- Make VMA tile_present, tile_invalidated access rules clear (Brost)
- Xe3 Tuning: Disable NULL query for Anyhit Shader (Nitin)
- Fixes for VF GuC version (Daniele)
- Don't store the xe device pointer inside xe_ttm_tt (Dave)
- Small improvements in topology code (Michal)
- Stop relying on GGTT internals (Maarten)
- GSM size should be constant on most platforms (Roper)
- Reorder 'Get pages failed' message (Brost)
- WA BB related fixes and improvements (Lucas, Brost)
- Fix early wedge on GuC load failure (Daniele)
- Add helper function to inject fault into ct_dead_capture (Satyanarayana)
- Determine ATS / PTA programming during early sw init (Roper)
- Consolidate PAT programming logic for pre-Xe2 and post-Xe2 (Roper)
- Fix kconfig prompt (Lucas)
- Convert xe_pci tests to parametrized tests (Michal)
- Do not kill VM in PT code on -ENODATA (Brost)
- Move LRC_ENGINE_ID_PPHWSP_OFFSET outside of parallel offset (Brost)
- Enable media OA (Ashutosh)
- GuC log level tuning (Lucas)
- Add xe_vm_has_valid_gpu_mapping helper (Brost)
- Opportunistically skip TLB invalidaion on unbind (Brost)
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://lore.kernel.org/r/aFMb_NVF_oCW7UVl@intel.com
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https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixes
drm-misc-fixes for v6.16-rc3:
- vivante scheduler fix.
- v3d null pointer crash fix.
- fix backlight, booting GSP-RM, and potential integer shift overflow in nouveau.
- fix compiler warnings about unused linux/export.h
- fix malidp unknown modifier spam.
- fix for ssd130x.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://lore.kernel.org/r/d44bab7b-01f8-45a8-a7f4-5d3d563d2f9d@linux.intel.com
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Convert lpc1850-ccu.txt to yaml format.
Additional changes:
- remove label in examples.
- remove clock consumer in examples.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20250602141937.942091-1-Frank.Li@nxp.com
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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Cross-merge networking fixes after downstream PR (net-6.16-rc3).
No conflicts or adjacent changes.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Renesas RZ/N2H DT Binding Definitions
DT bindings and binding definitions for the Renesas RZ/N2H (R9A09G087)
SoC, shared by driver and DT source files.
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Document support for Module Standby and Software Reset found on the
Renesas RZ/N2H (R9A09G087) SoC. The Module Standby and Software Reset
IP is similar to that found on the RZ/T2H SoC.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20250609203656.333138-4-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
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Add RZ/N2H (R9A09G087), its variants, and the rzn2h-evk evaluation board
in documentation.
Signed-off-by: Paul Barker <paul.barker.ct@bp.renesas.com>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20250609203656.333138-2-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
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git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Jakub Kicinski:
"Including fixes from wireless.
The ath12k fix to avoid FW crashes requires adding support for a
number of new FW commands so it's quite large in terms of LoC. The
rest is relatively small.
Current release - fix to a fix:
- ptp: fix breakage after ptp_vclock_in_use() rework
Current release - regressions:
- openvswitch: allocate struct ovs_pcpu_storage dynamically, static
allocation may exhaust module loader limit on smaller systems
Previous releases - regressions:
- tcp: fix tcp_packet_delayed() for peers with no selective ACK
support
Previous releases - always broken:
- wifi: ath12k: don't activate more links than firmware supports
- tcp: make sure sockets open via passive TFO have valid NAPI ID
- eth: bnxt_en: update MRU and RSS table of RSS contexts on queue
reset, prevent Rx queues from silently hanging after queue reset
- NFC: uart: set tty->disc_data only in success path"
* tag 'net-6.16-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (59 commits)
net: airoha: Differentiate hwfd buffer size for QDMA0 and QDMA1
net: airoha: Compute number of descriptors according to reserved memory size
tools: ynl: fix mixing ops and notifications on one socket
net: atm: fix /proc/net/atm/lec handling
net: atm: add lec_mutex
mlxbf_gige: return EPROBE_DEFER if PHY IRQ is not available
net: airoha: Always check return value from airoha_ppe_foe_get_entry()
NFC: nci: uart: Set tty->disc_data only in success path
calipso: Fix null-ptr-deref in calipso_req_{set,del}attr().
MAINTAINERS: Remove Shannon Nelson from MAINTAINERS file
net: lan743x: fix potential out-of-bounds write in lan743x_ptp_io_event_clock_get()
eth: fbnic: avoid double free when failing to DMA-map FW msg
tcp: fix passive TFO socket having invalid NAPI ID
selftests: net: add test for passive TFO socket NAPI ID
selftests: net: add passive TFO test binary
selftests: netdevsim: improve lib.sh include in peer.sh
tipc: fix null-ptr-deref when acquiring remote ip of ethernet bearer
Octeontx2-pf: Fix Backpresure configuration
net: ftgmac100: select FIXED_PHY
net: ethtool: remove duplicate defines for family info
...
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Add documentation for the serial communication interface (RSCI) found on
the Renesas RZ/N2H (R9A09G087) SoC. The RSCI IP on this SoC is identical
to that on the RZ/T2H (R9A09G077) SoC. Therefore, "renesas,r9a09g077-rsci"
is used as a fallback compatible string for RZ/N2H.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20250609192344.293317-1-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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uart_get_console() has been unused since 2019's
commit bd0d9d159988 ("serial: remove ks8695 driver")
Remove it, and it's associated docs.
Signed-off-by: "Dr. David Alan Gilbert" <linux@treblig.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Jiri Slaby <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20250608154654.73994-1-linux@treblig.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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usb_unlink_anchored_urbs() has been unused since it's last use was
removed in 2009 by
commit 9b9c5aaeedfd ("ar9170: xmit code revamp")
Remove it.
Signed-off-by: "Dr. David Alan Gilbert" <linux@treblig.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20250608235617.200731-1-linux@treblig.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Several configfs usage snippets forget to be formatted as literal code
blocks. These were outputted in htmldocs output as normal paragraph
instead. In particular, snippet for custom string descriptors as added
in 15a7cf8caabee4 ("usb: gadget: configfs: Support arbitrary string
descriptors") is shown as single combined paragraph, rather than two
command lines.
Wrap them like the rest of snippets.
Fixes: 5e654a4655c3 ("Documentation/usb: gadget_configfs")
Fixes: d80b5005c5dd ("docs: usb: convert documents to ReST")
Fixes: 15a7cf8caabe ("usb: gadget: configfs: Support arbitrary string descriptors")
Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Link: https://lore.kernel.org/r/20250610031705.32774-2-bagasdotme@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Paragraphs that are part of a numbered list must be indented to render
correctly in html. Do that right here. There are only whitespace changes
in this patch.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com>
Link: https://lore.kernel.org/r/20250607224747.3653041-2-u.kleine-koenig@baylibre.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Document the Renesas USBHS controller found on the Renesas RZ/V2N
(R9A09G056) SoC. The USBHS block on RZ/V2N is functionally identical to
the one on the RZ/G2L family, so no driver changes are needed. The
existing "renesas,rzg2l-usbhs" fallback compatible will continue to be
used for handling this IP.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20250528133440.168133-1-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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It's all atomic, no need to emphasize this.
v2: Also update Documentation/gpu/i915.rst (Gustavo)
Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com>
Link: https://lore.kernel.org/r/ba5f304e9fe71723191d872e6828d461e1a572bd.1750147992.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
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Document the compatible strings for the Moduline Display controller.
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Maud Spierings <maudspierings@gocontroll.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Add an interrupt property to the device tree bindings for the TI TPS23881
PSE controller. The interrupt is primarily used to detect classification
and disconnection events, which are essential for managing the PSE
controller in compliance with the PoE standard.
Interrupt support is essential for the proper functioning of the TPS23881
controller. Without it, after a power-on (PWON), the controller will
no longer perform detection and classification. This could lead to
potential hazards, such as connecting a non-PoE device after a PoE device,
which might result in magic smoke.
Signed-off-by: Kory Maincent (Dent Project) <kory.maincent@bootlin.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20250617-feature_poe_port_prio-v14-13-78a1a645e2ee@bootlin.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Adds the regulator supply parameter of the managers.
Update also the example as the regulator supply of the PSE PIs
should be the managers itself and not an external regulator.
Signed-off-by: Kory Maincent (Dent Project) <kory.maincent@bootlin.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20250617-feature_poe_port_prio-v14-11-78a1a645e2ee@bootlin.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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This patch expands the status information provided by ethtool for PSE c33
with current port priority and max port priority. It also adds a call to
pse_ethtool_set_prio() to configure the PSE port priority.
Signed-off-by: Kory Maincent (Dent Project) <kory.maincent@bootlin.com>
Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://patch.msgid.link/20250617-feature_poe_port_prio-v14-8-78a1a645e2ee@bootlin.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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This patch introduces the ability to configure the PSE PI budget evaluation
strategies. Budget evaluation strategies is utilized by PSE controllers to
determine which ports to turn off first in scenarios such as power budget
exceedance.
The pis_prio_max value is used to define the maximum priority level
supported by the controller. Both the current priority and the maximum
priority are exposed to the user through the pse_ethtool_get_status call.
This patch add support for two mode of budget evaluation strategies.
1. Static Method:
This method involves distributing power based on PD classification.
It’s straightforward and stable, the PSE core keeping track of the
budget and subtracting the power requested by each PD’s class.
Advantages: Every PD gets its promised power at any time, which
guarantees reliability.
Disadvantages: PD classification steps are large, meaning devices
request much more power than they actually need. As a result, the power
supply may only operate at, say, 50% capacity, which is inefficient and
wastes money.
Priority max value is matching the number of PSE PIs within the PSE.
2. Dynamic Method:
To address the inefficiencies of the static method, vendors like
Microchip have introduced dynamic power budgeting, as seen in the
PD692x0 firmware. This method monitors the current consumption per port
and subtracts it from the available power budget. When the budget is
exceeded, lower-priority ports are shut down.
Advantages: This method optimizes resource utilization, saving costs.
Disadvantages: Low-priority devices may experience instability.
Priority max value is set by the PSE controller driver.
For now, budget evaluation methods are not configurable and cannot be
mixed. They are hardcoded in the PSE driver itself, as no current PSE
controller supports both methods.
Signed-off-by: Kory Maincent (Dent Project) <kory.maincent@bootlin.com>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://patch.msgid.link/20250617-feature_poe_port_prio-v14-7-78a1a645e2ee@bootlin.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Report the index of the newly introduced PSE power domain to the user,
enabling improved management of the power budget for PSE devices.
Signed-off-by: Kory Maincent (Dent Project) <kory.maincent@bootlin.com>
Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://patch.msgid.link/20250617-feature_poe_port_prio-v14-5-78a1a645e2ee@bootlin.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add support for devm_pse_irq_helper() to register PSE interrupts and report
events such as over-current or over-temperature conditions. This follows a
similar approach to the regulator API but also sends notifications using a
dedicated PSE ethtool netlink socket.
Signed-off-by: Kory Maincent (Dent Project) <kory.maincent@bootlin.com>
Link: https://patch.msgid.link/20250617-feature_poe_port_prio-v14-2-78a1a645e2ee@bootlin.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Provide the relevant information and guidelines
about the feature support in the ENA driver.
Signed-off-by: Amit Bernstein <amitbern@amazon.com>
Signed-off-by: David Arinzon <darinzon@amazon.com>
Link: https://patch.msgid.link/20250617110545.5659-10-darinzon@amazon.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Adding the base directory of debugfs to the driver.
In order for the folder to be unique per driver instantiation,
the chosen name is the device name.
This commit contains the initialization and the
base folder.
The creation of the base folder may fail, but is considered
non-fatal.
Signed-off-by: David Arinzon <darinzon@amazon.com>
Link: https://patch.msgid.link/20250617110545.5659-8-darinzon@amazon.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add a new device generic parameter to enable/disable the
PHC (PTP Hardware Clock) functionality in the device associated
with the devlink instance.
Signed-off-by: David Arinzon <darinzon@amazon.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Link: https://patch.msgid.link/20250617110545.5659-6-darinzon@amazon.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Adding basic devlink capability support of reloading the driver.
This capability is required to support driver init type
devlink params (DEVLINK_PARAM_CMODE_DRIVERINIT). Such params
require reloading of the driver (destroy/restore sequence).
The reloading is done by the devlink framework using the
hooks provided by the driver.
Signed-off-by: David Arinzon <darinzon@amazon.com>
Link: https://patch.msgid.link/20250617110545.5659-4-darinzon@amazon.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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