drm/amdgpu/dce8: fix flash with white screen on monitor

Fixed mc stop and resume hardware programming sequence.

Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Junwei Zhang 2016-06-17 17:07:56 +08:00 • committed by Alex Deucher
commit 5a3f25dbcb