drm/amdgpu/nv: set vcn pg flag

Enable VCN power gating by default.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
1 file changed