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drm/amdgpu/mmhub_v1: bypass clockgating setting

For SRIOV doesn't need CG, so bypass it.

Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Xiangliang Yu 8 years ago
parent
commit
98c24b24df
1 changed files with 3 additions and 0 deletions
  1. 3 0
      drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c

+ 3 - 0
drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c

@@ -511,6 +511,9 @@ static int mmhub_v1_0_set_clockgating_state(void *handle,
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
+	if (amdgpu_sriov_vf(adev))
+		return 0;
+
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 		mmhub_v1_0_update_medium_grain_clock_gating(adev,