[PATCH 07/13] drm/amdgpu:two fixings for sdma v4 for SRIOV

[Monk.Liu@xxxxxxx (Monk Liu)]

no hw_fini for SRIOV, otherwise other VF will be affected
no CG for SRIOV

Change-Id: I1b0525eb8d08754b4bd1a6ee6798bf5e41c6bc6b
Signed-off-by: Monk Liu <Monk.Liu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 4d9fec8..443f850 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -1172,6 +1172,9 @@ static int sdma_v4_0_hw_fini(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
+	if (amdgpu_sriov_vf(adev))
+		return 0;
+
 	sdma_v4_0_ctx_switch_enable(adev, false);
 	sdma_v4_0_enable(adev, false);
 
@@ -1406,6 +1409,9 @@ static int sdma_v4_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:
 		sdma_v4_0_update_medium_grain_clock_gating(adev,
-- 
2.7.4