drm/amdgpu: enable VCN DPG for Renoir

This will enable indirect SRAM loading for VCN DPG mode initialization.
Signed-off-by: Thong Thai <thong.thai@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Prike Liang <Prike.Liang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/soc15.c

@@ -1174,7 +1174,9 @@ static int soc15_common_early_init(void *handle)
 				 AMD_CG_SUPPORT_ATHUB_LS |
 				 AMD_CG_SUPPORT_ATHUB_MGCG |
 				 AMD_CG_SUPPORT_DF_MGCG;
-		adev->pg_flags = AMD_PG_SUPPORT_SDMA;
+		adev->pg_flags = AMD_PG_SUPPORT_SDMA |
+				 AMD_PG_SUPPORT_VCN |
+				 AMD_PG_SUPPORT_VCN_DPG;
 		adev->external_rev_id = adev->rev_id + 0x91;
 
 		if (adev->pm.pp_feature & PP_GFXOFF_MASK)