drm/amd/powerplay: avoid enabling/disabling uvd/vce dpm twice

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For vega20, there are two UVD rings which share one powerplay instance.
Under some case(two rings used parallel), the uvd dpm is disabled twice
which causes the SMC hang.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Rex Zhu <rezhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Evan Quan 2018-07-19 18:40:25 +08:00 • committed by Alex Deucher

parent be6a55a11a

commit d940def9ab

1 changed files with 6 additions and 0 deletions

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drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c

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