drm/amdgpu: add VCN2.5 VCPU start and stop

HW engine initialization and suspend sequences.

Signed-off-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Leo Liu 2019-04-15 12:41:09 -04:00 • committed by Alex Deucher
commit cbead2bdfc