drm/amd/amdgpu: power up sdma engine when S3 resume back
authorPrike Liang <Prike.Liang@amd.com>
Wed, 11 Sep 2019 05:15:17 +0000 (13:15 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 17 Sep 2019 19:37:58 +0000 (14:37 -0500)
commit4f3a2c10772581840d11b76b5c1147a3767710f7
tree30861918a4fb95f8a97389069af7ee167980ebe1
parent73d8e6c7b841d9bf298c8928f228fb433676635c
drm/amd/amdgpu: power up sdma engine when S3 resume back

The sdma_v4 should be ungated when the IP resume back,
otherwise it will hang up and resume time out error.

Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c