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| author | Lang Yu <Lang.Yu@amd.com> | 2022-01-28 13:24:53 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-02-03 02:26:31 +0300 |
| commit | d2895ec4ca6c67c5a9c8ce74bd5deba76ea77f6c (patch) | |
| tree | 9d70c192e3544dad87d5adabcb970a6c018335ef /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | d2a197a45daacd4ab3221161405768a6d1d11086 (diff) | |
| download | linux-d2895ec4ca6c67c5a9c8ce74bd5deba76ea77f6c.tar.xz | |
drm/amdgpu: fix a potential GPU hang on cyan skillfish
We observed a GPU hang when querying GMC CG state(i.e.,
cat amdgpu_pm_info) on cyan skillfish. Acctually, cyan
skillfish doesn't support any CG features.
Just prevent it from accessing GMC CG registers.
Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
0 files changed, 0 insertions, 0 deletions