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drm/amdgpu: Skip program SDMA0_SEM_WAIT_FAIL_TIMER_CNTL under SRIOV VF
authorYifan Zha <Yifan.Zha@amd.com>
Wed, 17 Aug 2022 10:44:14 +0000 (18:44 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 1 Sep 2022 19:11:47 +0000 (15:11 -0400)
commit08c8442c4a032194d6956a266810bf109cdfc138
tree308cc5458f1c6c67ed946e08d7ab864cb0d49f45tree | snapshot
parent40ad3e545b3da75f107450d32bcad8346fce5dcccommit | diff
drm/amdgpu: Skip program SDMA0_SEM_WAIT_FAIL_TIMER_CNTL under SRIOV VF

[Why]
As SDMA0_SEM_WAIT_FAIL_TIMER_CNTL is a PF-only register,
L1 would block this register for VF access.

[How]
VF do not program it.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Yifan Zha <Yifan.Zha@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c diff | blob | history
Domain: System / Kernel;