drm/amdgpu: enable dpg for vcn and jpeg on GC 11_5_2

DPG mode is enabled for vcn and jpeg on VCN v4_0_5
Signed-off-by: Saleemkhan Jamadar <saleemkhan.jamadar@amd.com>
Reviewed-by: Tim Huang <tim.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/soc21.c

@@ -774,7 +774,9 @@ static int soc21_common_early_init(void *handle)
 			AMD_CG_SUPPORT_IH_CG |
 			AMD_CG_SUPPORT_BIF_MGCG |
 			AMD_CG_SUPPORT_BIF_LS;
-		adev->pg_flags = AMD_PG_SUPPORT_VCN |
+		adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG |
+			AMD_PG_SUPPORT_VCN |
+			AMD_PG_SUPPORT_JPEG_DPG |
 			AMD_PG_SUPPORT_JPEG |
 			AMD_PG_SUPPORT_GFX_PG;
 		adev->external_rev_id = adev->rev_id + 0x40;