diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 3e20c40766b2..edf4cfa0ec72 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -1336,7 +1336,9 @@ static int nv_common_early_init(void *handle)
 			AMD_CG_SUPPORT_GFX_FGCG |
 			AMD_CG_SUPPORT_MC_MGCG |
 			AMD_CG_SUPPORT_MC_LS |
-			AMD_CG_SUPPORT_SDMA_LS;
+			AMD_CG_SUPPORT_SDMA_LS |
+			AMD_CG_SUPPORT_HDP_MGCG |
+			AMD_CG_SUPPORT_HDP_LS;
 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG;
 		adev->external_rev_id = adev->rev_id + 0x01;
 		break;