drm/amdgpu: enable mmhub clock gating for Arcturus

Init MC_MGCG/LS flag. Also apply to athub CG.

Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
index e52e4d1..0cf7ef4 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
@@ -615,7 +615,6 @@ int mmhub_v9_4_set_clockgating(struct amdgpu_device *adev,
        return 0;
 }
 
-/* TODO: get 2 mmhub instances CG state */
 void mmhub_v9_4_get_clockgating(struct amdgpu_device *adev, u32 *flags)
 {
        int data, data1;

diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 13d02f5..ece2559 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -1127,7 +1127,9 @@ static int soc15_common_early_init(void *handle)
                        AMD_CG_SUPPORT_HDP_MGCG |
                        AMD_CG_SUPPORT_HDP_LS |
                        AMD_CG_SUPPORT_SDMA_MGCG |
-                       AMD_CG_SUPPORT_SDMA_LS;
+                       AMD_CG_SUPPORT_SDMA_LS |
+                       AMD_CG_SUPPORT_MC_MGCG |
+                       AMD_CG_SUPPORT_MC_LS;
                adev->pg_flags = 0;
                adev->external_rev_id = adev->rev_id + 0x32;
                break;