linux.git/drivers/gpu/drm/amd/ras/ras_mgr, branch master Linux kernel source tree drm/amd/ras: Avoid ECC status update in hw_fini for VF unload 2026-04-17T18:49:51+00:00 Ce Sun cesun102@amd.com 2026-04-13T11:49:24+00:00 505dcb8eeaf2196853c30136b0cbea24af0f7aaa VF sends IDH_REQ_GPU_FINI_ACCESS before hw_fini during unload. PF no longer accepts requests, so skip ECC status update to prevent mailbox timeout. Signed-off-by: Ce Sun <cesun102@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
VF sends IDH_REQ_GPU_FINI_ACCESS before hw_fini during unload.
PF no longer accepts requests, so skip ECC status update to prevent
mailbox timeout.

Signed-off-by: Ce Sun <cesun102@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Add host driver reserved-region 2026-04-03T17:50:01+00:00 Lijo Lazar lijo.lazar@amd.com 2026-03-25T13:10:24+00:00 4c616e8446b916d8888415c76a91b36a00f94f79 Use reserve region helpers for initializing/reserving host driver reserved region in virtualization environment. 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> 
Use reserve region helpers for initializing/reserving host driver
reserved region in virtualization environment.

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>
drm/amdgpu: Add fw vram usage reserve-region 2026-04-03T17:49:58+00:00 Lijo Lazar lijo.lazar@amd.com 2026-03-25T13:02:25+00:00 daaf24d1fc538fc713ffc4a84949af0d92f06fb4 Use reserve region helpers for initializing/reserving firmware usage region in virtualized environments. 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> 
Use reserve region helpers for initializing/reserving firmware usage
region in virtualized environments.

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>
drm/amd/ras: enable uniras via IP version check 2026-04-03T17:49:23+00:00 Ce Sun cesun102@amd.com 2026-03-30T06:22:03+00:00 8d45d88e0b3d17c9f847cef8171c95c19d2cbdf5 enable uniras via IP version check Signed-off-by: Ce Sun <cesun102@amd.com> Reviewed-by: YiPeng Chai <YiPeng.Chai@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
enable uniras via IP version check

Signed-off-by: Ce Sun <cesun102@amd.com>
Reviewed-by: YiPeng Chai <YiPeng.Chai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/ras: Pass ras poison consumption message to sriov host 2026-03-17T14:37:51+00:00 YiPeng Chai YiPeng.Chai@amd.com 2025-12-08T08:29:51+00:00 a0b2afa4c364499a43a58a007ba287e006b55521 Pass ras poison consumption message to sriov host. Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Pass ras poison consumption message to sriov host.

Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/ras: Add unified interface to handle ras interrupts 2026-03-17T14:33:04+00:00 YiPeng Chai YiPeng.Chai@amd.com 2025-12-08T08:28:49+00:00 22664436e61bd4694d914fbf774224b502c0ad99 Add unified interface to handle ras interrupts, some redundant interrupt function interfaces will be removed later. Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Add unified interface to handle ras interrupts, some redundant
interrupt function interfaces will be removed later.

Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/ras: add check func for pmfw eeprom 2026-03-04T16:43:43+00:00 Gangliang Xie ganglxie@amd.com 2025-12-15T07:54:35+00:00 e82f9aac39885c220168e0ac11ff866e1aebbca1 add check func for pmfw eeprom Signed-off-by: Gangliang Xie <ganglxie@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
add check func for pmfw eeprom

Signed-off-by: Gangliang Xie <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/ras: add check safety watermark func for pmfw eeprom 2026-03-04T16:41:43+00:00 Gangliang Xie ganglxie@amd.com 2025-12-15T05:01:04+00:00 50428065575872563c8004fcacb8db3048ada77f add check safety watermark func for pmfw eeprom Signed-off-by: Gangliang Xie <ganglxie@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
add check safety watermark func for pmfw eeprom

Signed-off-by: Gangliang Xie <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/ras: add pmfw eeprom smu interfaces 2026-03-02T21:43:25+00:00 Gangliang Xie ganglxie@amd.com 2025-12-12T06:16:17+00:00 689b03a0a28b43bab3016f57b933fbacfb3dcd45 add smu interfaces and its data structures for pmfw eeprom in uniras v2: add 'const' to smu messages array, and specify index for each member when initializing. Signed-off-by: Gangliang Xie <ganglxie@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
add smu interfaces and its data structures for
pmfw eeprom in uniras

v2: add 'const' to smu messages array, and specify
    index for each member when initializing.

Signed-off-by: Gangliang Xie <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Fix static assertion failure issue 2026-03-02T21:39:27+00:00 YiPeng Chai YiPeng.Chai@amd.com 2026-02-26T09:56:26+00:00 7783a8bf065461c1eecaae5ab4421dd4d895f72b Since the PAGE_SIZE is 8KB on sparc64, the size of structure amdsriov_ras_telemetry will exceed 64KB, so use absolute value to fix the buffer size. Fixes the issue: drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h:522:2: error: static assertion failed due to requirement 'sizeof(struct amdsriov_ras_telemetry) <= 64 << 10': amdsriov_ras_telemetry must be 64 KB | sizeof(struct amdsriov_ras_telemetry) <= AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10, drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h:522:40: note: expression evaluates to '115616 <= 65536' | sizeof(struct amdsriov_ras_telemetry) <= AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10, Fixes: cb48a6b2b61d ("drm/amd/ras: use dedicated memory as vf ras command buffer") Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202602261700.rVOLIw4l-lkp@intel.com/ Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com> Reviewed-by: Tao Zhou <tao.zhou1@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Since the PAGE_SIZE is 8KB on sparc64, the size of
structure amdsriov_ras_telemetry will exceed 64KB,
so use absolute value to fix the buffer size.

Fixes the issue:
 drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h:522:2: error: static
 assertion failed due to requirement 'sizeof(struct
 amdsriov_ras_telemetry) <= 64 << 10': amdsriov_ras_telemetry must be 64 KB
 |  sizeof(struct amdsriov_ras_telemetry) <=
	AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10,
 drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h:522:40: note:
	expression evaluates to '115616 <= 65536'
 |   sizeof(struct amdsriov_ras_telemetry) <=
	AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10,

Fixes: cb48a6b2b61d ("drm/amd/ras: use dedicated memory as vf ras command buffer")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202602261700.rVOLIw4l-lkp@intel.com/
Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>