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2025-08-07drm/msm: Fix section names and sizesRob Clark-31/+31
The section names randomly appended _DATA or _ADDR in many cases, and/or didn't match the reg names. Fix them so crashdec can properly resolve the section names back to reg names. Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com> Patchwork: https://patchwork.freedesktop.org/patch/666654/
2025-08-07drm/msm: Add missing "location"s to devcoredumpRob Clark-0/+2
This is needed to properly interpret some of the sections. v2: Fix missing \n Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com> Patchwork: https://patchwork.freedesktop.org/patch/666651/
2025-08-07drm/msm: Fix dereference of pointer minor before null checkColin Ian King-4/+7
Currently the pointer minor is being dereferenced before it is null checked, leading to a potential null pointer dereference issue. Fix this by dereferencing the pointer only after it has been null checked. Also Replace minor->dev with dev. Fixes: 4f89cf40d01e ("drm/msm: bail out late_init_minor() if it is not a GPU device") Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com> Patchwork: https://patchwork.freedesktop.org/patch/666259/ Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>
2025-08-07drm/msm: Defer fd_install in VM_BIND ioctlRob Clark-7/+7
Avoid fd_install() until there are no more potential error paths, to avoid put_unused_fd() after the fd is made visible to userspace. Fixes: 2e6a8a1fe2b2 ("drm/msm: Add VM_BIND ioctl") Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com> Patchwork: https://patchwork.freedesktop.org/patch/665365/
2025-08-07drm/xe/migrate: prevent potential UAFMatthew Auld-4/+5
If we hit the error path, the previous fence (if there is one) has already been put() prior to this, so doing a fence_wait could lead to UAF. Tweak the flow to do to the put() until after we do the wait. Fixes: 270172f64b11 ("drm/xe: Update xe_ttm_access_memory to use GPU for non-visible access") Signed-off-by: Matthew Auld <matthew.auld@intel.com> Cc: Maciej Patelczyk <maciej.patelczyk@intel.com> Cc: Matthew Brost <matthew.brost@intel.com> Reviewed-by: Stuart Summers <stuart.summers@intel.com> Link: https://lore.kernel.org/r/20250731093807.207572-8-matthew.auld@intel.com
2025-08-07drm/xe/migrate: don't overflow max copy sizeMatthew Auld-0/+6
With non-page aligned copy, we need to use 4 byte aligned pitch, however the size itself might still be close to our maximum of ~8M, and so the dimensions of the copy can easily exceed the S16_MAX limit of the copy command leading to the following assert: xe 0000:03:00.0: [drm] Assertion `size / pitch <= ((s16)(((u16)~0U) >> 1))` failed! platform: BATTLEMAGE subplatform: 1 graphics: Xe2_HPG 20.01 step A0 media: Xe2_HPM 13.01 step A1 tile: 0 VRAM 10.0 GiB GT: 0 type 1 WARNING: CPU: 23 PID: 10605 at drivers/gpu/drm/xe/xe_migrate.c:673 emit_copy+0x4b5/0x4e0 [xe] To fix this account for the pitch when calculating the number of current bytes to copy. Fixes: 270172f64b11 ("drm/xe: Update xe_ttm_access_memory to use GPU for non-visible access") Signed-off-by: Matthew Auld <matthew.auld@intel.com> Cc: Maciej Patelczyk <maciej.patelczyk@intel.com> Cc: Matthew Brost <matthew.brost@intel.com> Reviewed-by: Stuart Summers <stuart.summers@intel.com> Link: https://lore.kernel.org/r/20250731093807.207572-7-matthew.auld@intel.com
2025-08-07drm/xe/migrate: prevent infinite recursionMatthew Auld-12/+17
If the buf + offset is not aligned to XE_CAHELINE_BYTES we fallback to using a bounce buffer. However the bounce buffer here is allocated on the stack, and the only alignment requirement here is that it's naturally aligned to u8, and not XE_CACHELINE_BYTES. If the bounce buffer is also misaligned we then recurse back into the function again, however the new bounce buffer might also not be aligned, and might never be until we eventually blow through the stack, as we keep recursing. Instead of using the stack use kmalloc, which should respect the power-of-two alignment request here. Fixes a kernel panic when triggering this path through eudebug. v2 (Stuart): - Add build bug check for power-of-two restriction - s/EINVAL/ENOMEM/ Fixes: 270172f64b11 ("drm/xe: Update xe_ttm_access_memory to use GPU for non-visible access") Signed-off-by: Matthew Auld <matthew.auld@intel.com> Cc: Maciej Patelczyk <maciej.patelczyk@intel.com> Cc: Stuart Summers <stuart.summers@intel.com> Cc: Matthew Brost <matthew.brost@intel.com> Reviewed-by: Stuart Summers <stuart.summers@intel.com> Link: https://lore.kernel.org/r/20250731093807.207572-6-matthew.auld@intel.com
2025-08-07drm/i915/psr: Do not trigger Frame Change events from frontbuffer flushJouni Högander-5/+9
We want to get rid of triggering "Frame Change" events from frontbuffer flush calls. We are about to move using TRANS_PUSH register for this on LunarLake and onwards. Touching TRANS_PUSH register from fronbuffer flush would be problematic as it's written by DSB as well. Fix this by using intel_psr_exit when flush or invalidate is done on LunarLake and onwards. This is not possible on AlderLake and MeteorLake due to HW bug in PSR2 disable. This patch is also fixing problems with cursor plane where cursor is disappearing or duplicate cursor is seen on the screen. v2: Commit message updated Bspec: 68927, 68934, 66624 Reported-by: Janna Martl <janna.martl109@gmail.com> Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/5522 Fixes: 411ad63877bb ("drm/i915/psr: Use SFF_CTL on invalidate/flush for LunarLake onwards") Tested-by: Janna Martl <janna.martl109@gmail.com> Signed-off-by: Jouni Högander <jouni.hogander@intel.com> Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com> Link: https://lore.kernel.org/r/20250801062905.564453-1-jouni.hogander@intel.com
2025-08-07drm/i915/dsi: Fix overflow issue in pclk parsingJouni Högander-5/+3
Parsed divider p will overflow and is considered being valid in case pll_ctl == 0. Fix this by checking divider p before decreasing it. Also small improvement is made by using fls() instead of custom loop. v2: use fls() and check parsed divider Signed-off-by: Jouni Högander <jouni.hogander@intel.com> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Link: https://lore.kernel.org/r/20250807042635.2491537-1-jouni.hogander@intel.com
2025-08-07drm/i915: use drm->debugfs_root for creating debugfs filesJani Nikula-22/+21
Since commit 0b30d57acafc ("drm/debugfs: rework debugfs directory creation v5") we should be using drm->debugfs_root instead of minor->debugfs_root for creating debugfs files. Reviewed-by: Luca Coelho <luciano.coelho@intel.com> Link: https://lore.kernel.org/r/ba8a2a7ec10e54b4d0a96926ef20c96e268c0b94.1753782998.git.jani.nikula@intel.com Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2025-08-07drm/i915/gvt: use drm->debugfs_root for creating debugfs filesJani Nikula-6/+6
Since commit 0b30d57acafc ("drm/debugfs: rework debugfs directory creation v5") we should be using drm->debugfs_root instead of minor->debugfs_root for creating debugfs files. Reviewed-by: Luca Coelho <luciano.coelho@intel.com> Link: https://lore.kernel.org/r/482a3516e00b2885cd62f872ad09f51a9d8176b4.1753782998.git.jani.nikula@intel.com Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2025-08-07drm/i915/display: use drm->debugfs_root for creating debugfs filesJani Nikula-40/+26
Since commit 0b30d57acafc ("drm/debugfs: rework debugfs directory creation v5") we should be using drm->debugfs_root instead of minor->debugfs_root for creating debugfs files. As a rule of thumb, use a local variable when there are two or more uses, otherwise just have the single reference inline. Drop drm/drm_file.h include where possible. Reviewed-by: Luca Coelho <luciano.coelho@intel.com> Link: https://lore.kernel.org/r/e8268546ec2a2941a3dc43c2fdc60f678dc03fce.1753782998.git.jani.nikula@intel.com Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2025-08-07treewide: rename GPIO set callbacks back to their original namesBartosz Golaszewski-1/+1
The conversion of all GPIO drivers to using the .set_rv() and .set_multiple_rv() callbacks from struct gpio_chip (which - unlike their predecessors - return an integer and allow the controller drivers to indicate failures to users) is now complete and the legacy ones have been removed. Rename the new callbacks back to their original names in one sweeping change. Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
2025-08-06drm/amdgpu: add missing vram lost check for LEGACY RESETAlex Deucher-0/+1
Legacy resets reset the memory controllers so VRAM contents may be unreliable after reset. Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit aae94897b6661a2a4b1de2d328090fc388b3e0af) Cc: stable@vger.kernel.org
2025-08-06drm/amdgpu/discovery: fix fw based ip discoveryAlex Deucher-36/+41
We only need the fw based discovery table for sysfs. No need to parse it. Additionally parsing some of the board specific tables may result in incorrect data on some boards. just load the binary and don't parse it on those boards. Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4441 Fixes: 80a0e8282933 ("drm/amdgpu/discovery: optionally use fw based ip discovery") Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit 62eedd150fa11aefc2d377fc746633fdb1baeb55) Cc: stable@vger.kernel.org
2025-08-06drm/amdkfd: Destroy KFD debugfs after destroy KFD wqAmber Lin-1/+1
Since KFD proc content was moved to kernel debugfs, we can't destroy KFD debugfs before kfd_process_destroy_wq. Move kfd_process_destroy_wq prior to kfd_debugfs_fini to fix a kernel NULL pointer problem. It happens when /sys/kernel/debug/kfd was already destroyed in kfd_debugfs_fini but kfd_process_destroy_wq calls kfd_debugfs_remove_process. This line debugfs_remove_recursive(entry->proc_dentry); tries to remove /sys/kernel/debug/kfd/proc/<pid> while /sys/kernel/debug/kfd is already gone. It hangs the kernel by kernel NULL pointer. Signed-off-by: Amber Lin <Amber.Lin@amd.com> Reviewed-by: Eric Huang <jinhuieric.huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit 0333052d90683d88531558dcfdbf2525cc37c233) Cc: stable@vger.kernel.org
2025-08-06amdgpu/amdgpu_discovery: increase timeout limit for IFWI initXaver Hugl-2/+2
With a timeout of only 1 second, my rx 5700XT fails to initialize, so this increases the timeout to 2s. Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3697 Signed-off-by: Xaver Hugl <xaver.hugl@kde.org> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit 9ed3d7bdf2dcdf1a1196630fab89a124526e9cc2) Cc: stable@vger.kernel.org
2025-08-06drm/xe/pf: Program LMTT directory pointer on all GTs within a tilePiotr Piórkowski-3/+6
Previously, the LMTT directory pointer was only programmed for primary GT within a tile. However, to ensure correct Local Memory access by VFs, the LMTT configuration must be programmed on all GTs within the tile. Lets program the LMTT directory pointer on every GT of the tile to guarantee proper LMEM access across all GTs on VFs. HSD: 18042797646 Bspec: 67468 Signed-off-by: Piotr Piórkowski <piotr.piorkowski@intel.com> Cc: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: Michał Winiarski <michal.winiarski@intel.com> Reviewed-by: Stuart Summers <stuart.summers@intel.com> Link: https://lore.kernel.org/r/20250805091850.1508240-1-piotr.piorkowski@intel.com Signed-off-by: Michał Winiarski <michal.winiarski@intel.com>
2025-08-06drm/amdgpu/vcn: Hold pg_lock before vcn power offSathishkumar S-0/+2
Acquire vcn_pg_lock before changes to vcn power state and release it after power off in idle work handler. Signed-off-by: Sathishkumar S <sathishkumar.sundararaju@amd.com> Reviewed-by: Leo Liu <leo.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu/jpeg: Hold pg_lock before jpeg poweroffSathishkumar S-2/+4
Acquire jpeg_pg_lock before changes to jpeg power state and release it after power off from idle work handler. Signed-off-by: Sathishkumar S <sathishkumar.sundararaju@amd.com> Reviewed-by: Leo Liu <leo.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu: Assign unique id to compute partitionLijo Lazar-0/+21
Assign unique id to compute partition. This is the unique id of the first XCD instance belonging to the partition. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Add unique ids for SMUv13.0.12 SOCsLijo Lazar-1/+17
Fetch and store the unique ids for AIDs/XCDs in SMUv13.0.12 SOCs. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu: add missing vram lost check for LEGACY RESETAlex Deucher-0/+1
Legacy resets reset the memory controllers so VRAM contents may be unreliable after reset. Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu/discovery: fix fw based ip discoveryAlex Deucher-36/+41
We only need the fw based discovery table for sysfs. No need to parse it. Additionally parsing some of the board specific tables may result in incorrect data on some boards. just load the binary and don't parse it on those boards. Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4441 Fixes: 80a0e8282933 ("drm/amdgpu/discovery: optionally use fw based ip discovery") Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/display: Add NULL check for stream before dereference in ↵Srinivasan Shanmugam-3/+2
'dm_vupdate_high_irq' Add a NULL check for acrtc->dm_irq_params.stream before accessing its members. Fixes below: drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:623 dm_vupdate_high_irq() warn: variable dereferenced before check 'acrtc->dm_irq_params.stream' (see line 615) 614 if (vrr_active) { 615 bool replay_en = acrtc->dm_irq_params.stream->link->replay_settings.replay_feature_enabled; ^^^^^^^^^^^^^^^^^^^^^^^^^^^ 616 bool psr_en = acrtc->dm_irq_params.stream->link->psr_settings.psr_feature_enabled; ^^^^^^^^^^^^^^^^^^^^^^^^^^^ New dereferences 617 bool fs_active_var_en = acrtc->dm_irq_params.freesync_config.state 618 == VRR_STATE_ACTIVE_VARIABLE; 619 620 amdgpu_dm_crtc_handle_vblank(acrtc); 621 622 /* BTR processing for pre-DCE12 ASICs */ 623 if (acrtc->dm_irq_params.stream && ^^^^^^^^^^^^^^^^^^^^^^^^^^^ But the existing code assumed it could be NULL. Someone is wrong. 624 adev->family < AMDGPU_FAMILY_AI) { 625 spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); Fixes: 6d31602a9f57 ("drm/amd/display: more liberal vmin/vmax update for freesync") Reported-by: Dan Carpenter <dan.carpenter@linaro.org> Cc: Alex Hung <alex.hung@amd.com> Cc: Aurabindo Pillai <aurabindo.pillai@amd.com> Cc: Roman Li <roman.li@amd.com> Cc: ChiaHsuan Chung <chiahsuan.chung@amd.com> Cc: Harry Wentland <harry.wentland@amd.com> Cc: Ray Wu <ray.wu@amd.com> Cc: Daniel Wheeler <daniel.wheeler@amd.com> Cc: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com> Reviewed-by: Aurabindo Pillai <aurabindo.pillai@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Add caching to SMUv13.0.12 temp metricLijo Lazar-24/+79
Add table caching logic to temperature metrics tables in SMUv13.0.12 Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Add cache logic for temperature metricLijo Lazar-2/+94
Add caching logic for baseboard and gpuboard temperature metrics tables. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Remove cache logic from SMUv13.0.12Lijo Lazar-19/+11
Remove caching logic of temperature metrics from SMUv13.0.12. The caching logic needs to be moved to a higher level. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Add unique ids for SMUv13.0.6 SOCsLijo Lazar-1/+18
Fetch and store the unique ids for AIDs/XCDs in SMUv13.0.6 SOCs. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu: Add helpers to set/get unique idsLijo Lazar-0/+91
Add a struct to store unique id information for each type. Add helper to fetch the unique id. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu: Prevent hardware access in dpc stateLijo Lazar-4/+1
Don't allow hardware access while in dpc state. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Ce Sun <cesun102@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu/vcn: Fix double-free of vcn dump bufferLijo Lazar-5/+1
The buffer is already freed as part of amdgpu_vcn_reg_dump_fini(). The issue is introduced by below patch series. Fixes: de55cbff5ce9 ("drm/amdgpu/vcn: Add regdump helper functions") Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Sathishkumar S <sathishkumar.sundararaju@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu: Log reset source during recoveryLijo Lazar-2/+3
To get more context, add reset source to identify the source of gpu recovery - job timeout, RAS, HWS hang etc. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu: Generate BP threshold exceed CPER once threshold exceededXiang Liu-4/+4
The bad pages threshold exceed CPER should be generated once threshold exceeded, no matter the bad_page_threshold setted or not. Signed-off-by: Xiang Liu <xiang.liu@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Enable temperature metrics capsAsad Kamal-0/+5
Enable temperature metrics caps for smu_v13_0_12 Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Add temperature metrics sysfs entryAsad Kamal-0/+135
Add temperature metrics sysfs entry to expose gpuboard/baseboard temperature metrics v2: Removed unused function, rename functions(Lijo) v3: Remove unnecessary initialization Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Fetch and fill temperature metricsAsad Kamal-2/+287
Fetch system metrics table to fill gpuboard/baseboard temperature metrics data for smu_v13_0_12 v2: Remove unnecessary checks, used separate metrics time for temperature metrics table(Lijo) v3: Use cached values for back to back system metrics query(Lijo) Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Update pmfw header for smu_v13_0_12Asad Kamal-2/+78
Update pmfw header for smu_v13_0_12 with system temperature metrics table Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Add smu interface for temp metricsAsad Kamal-0/+56
Add smu interface to get baseboard/gpuboard temperature metrics v2: Rename is_support to is_supported(Lijo) Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Add dpm interface for temp metricsAsad Kamal-0/+145
Add dpm interface to get gpuboard/baseboard temperature metrics v2: Add temperature metrics support check(Lijo) v3: Return error code in case of operation not supported(Lijo) Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/display: Fix vupdate_offload_work docAurabindo Pillai-1/+1
Fix the following warning in struct documentation: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:168: warning: expecting prototype for struct dm_vupdate_work. Prototype was for struct vupdate_offload_work instead Fixes: c210b757b400 ("drm/amd/display: fix dmub access race condition") Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdkfd: return migration pages from copy functionJames Zhu-36/+36
dst MIGRATE_PFN_VALID bit and src MIGRATE_PFN_MIGRATE bit should always be set when migration success. cpage includes src MIGRATE_PFN_MIGRATE bit set and MIGRATE_PFN_VALID bit unset pages for both ram and vram when memory is only allocated without being populated before migration, those ram pages should be counted as migrate pages and those vram pages should not be counted as migrate pages. Here migration pages refer to how many vram pages involved. -v2 use dst to check MIGRATE_PFN_VALID bit (suggested-by Philip) -v3 add warning when vram pages is less than migration pages return migration pages directly from copy function -v4 correct comments and copy function return mpage (suggested-by Felix) Signed-off-by: James Zhu <James.Zhu@amd.com> Reviewed-by: Felix Kuehling <felix.kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdkfd: remove unused codeJames Zhu-1/+0
upages is assigned under cpages = 0, so it isn't really used in this function. Signed-off-by: James Zhu <James.Zhu@amd.com> Reviewed-by: Philip.Yang<Philip.Yang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amd/pm: Add priority messages for SMU v13.0.6Lijo Lazar-7/+12
Certain messages will processed with high priority by PMFW even if it hasn't responded to a previous message. Send the priority message regardless of the success/fail status of the previous message. Add support on SMUv13.0.6 and SMUv13.0.12 Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu: Set dpc status appropriatelyLijo Lazar-8/+16
Set the dpc status based on hardware state. Also, clear the status before reinitialization after a successful reset. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Ce Sun <cesun102@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdkfd: Destroy KFD debugfs after destroy KFD wqAmber Lin-1/+1
Since KFD proc content was moved to kernel debugfs, we can't destroy KFD debugfs before kfd_process_destroy_wq. Move kfd_process_destroy_wq prior to kfd_debugfs_fini to fix a kernel NULL pointer problem. It happens when /sys/kernel/debug/kfd was already destroyed in kfd_debugfs_fini but kfd_process_destroy_wq calls kfd_debugfs_remove_process. This line debugfs_remove_recursive(entry->proc_dentry); tries to remove /sys/kernel/debug/kfd/proc/<pid> while /sys/kernel/debug/kfd is already gone. It hangs the kernel by kernel NULL pointer. Signed-off-by: Amber Lin <Amber.Lin@amd.com> Reviewed-by: Eric Huang <jinhuieric.huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu: Wait for bootloader after PSPv11 resetLijo Lazar-15/+4
Some PSPv11 SOCs take a longer time for PSP based mode-1 reset. Instead of checking for C2PMSG_33 status, add the callback wait_for_bootloader. Wait for bootloader to be back to steady state is already part of the generic mode-1 reset flow. Increase the retry count for bootloader wait and also fix the mask to prevent fake pass. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu/gfx9.4.3: remove redundant repeated nested 0 checkEthan Carter Edwards-13/+11
The repeated checks on grbm_soft_reset are unnecessary. Remove them. Signed-off-by: Ethan Carter Edwards <ethan@ethancedwards.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu/gfx9: remove redundant repeated nested 0 checkEthan Carter Edwards-13/+11
The repeated checks on grbm_soft_reset are unnecessary. Remove them. Signed-off-by: Ethan Carter Edwards <ethan@ethancedwards.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-08-06drm/amdgpu/gfx10: remove redundant repeated nested 0 checkEthan Carter Edwards-13/+11
The repeated checks on grbm_soft_reset are unnecessary. Remove them. Signed-off-by: Ethan Carter Edwards <ethan@ethancedwards.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>