drm/amdgpu: enable athub clock gating for navi12

enables athub medium grained clock gating and memory light sleep

Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 92db6c58a3c9a657281424598f67bd38d8f9e2ba..a7836d3a08c48232c3bda85c0dc39e3667e25459 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -652,7 +652,9 @@ static int nv_common_early_init(void *handle)
                        AMD_CG_SUPPORT_SDMA_MGCG |
                        AMD_CG_SUPPORT_SDMA_LS |
                        AMD_CG_SUPPORT_MC_MGCG |
-                       AMD_CG_SUPPORT_MC_LS;
+                       AMD_CG_SUPPORT_MC_LS |
+                       AMD_CG_SUPPORT_ATHUB_MGCG |
+                       AMD_CG_SUPPORT_ATHUB_LS;
                adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG;
                adev->external_rev_id = adev->rev_id + 0xa;
                break;