drm/amdgpu: Don't touch PG&CG for SRIOV MM

For SRIOV, MM don't need to care about PG & CG, skip it.
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -1138,6 +1138,9 @@ static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
 		container_of(work, struct amdgpu_device, uvd.idle_work.work);
 	unsigned fences = amdgpu_fence_count_emitted(&adev->uvd.ring);
 
+	if (amdgpu_sriov_vf(adev))
+		return;
+
 	if (fences == 0) {
 		if (adev->pm.dpm_enabled) {
 			amdgpu_dpm_enable_uvd(adev, false);
@@ -1159,6 +1162,9 @@ void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring)
 	struct amdgpu_device *adev = ring->adev;
 	bool set_clocks = !cancel_delayed_work_sync(&adev->uvd.idle_work);
 
+	if (amdgpu_sriov_vf(adev))
+		return;
+
 	if (set_clocks) {
 		if (adev->pm.dpm_enabled) {
 			amdgpu_dpm_enable_uvd(adev, true);

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

@@ -320,6 +320,9 @@ static void amdgpu_vce_idle_work_handler(struct work_struct *work)
 		container_of(work, struct amdgpu_device, vce.idle_work.work);
 	unsigned i, count = 0;
 
+	if (amdgpu_sriov_vf(adev))
+		return;
+
 	for (i = 0; i < adev->vce.num_rings; i++)
 		count += amdgpu_fence_count_emitted(&adev->vce.ring[i]);
 
@@ -350,6 +353,9 @@ void amdgpu_vce_ring_begin_use(struct amdgpu_ring *ring)
 	struct amdgpu_device *adev = ring->adev;
 	bool set_clocks;
 
+	if (amdgpu_sriov_vf(adev))
+		return;
+
 	mutex_lock(&adev->vce.idle_mutex);
 	set_clocks = !cancel_delayed_work_sync(&adev->vce.idle_work);
 	if (set_clocks) {