[PATCH] drm/amdgpu/sdam: Skip SDMA queue reset for SRIOV

[Ahmad Rehman]

For SRIOV, skip the SDMA queue reset and return
error. The engine/queue reset failure will trigger
FLR in the sequence.

Signed-off-by: Ahmad Rehman <Ahmad.Rehman at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
index fd34dc138081..5b2d4ca92c17 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
@@ -1666,6 +1666,11 @@ static int sdma_v4_4_2_reset_queue(struct amdgpu_ring *ring, unsigned int vmid)
 {
 	struct amdgpu_device *adev = ring->adev;
 	u32 id = GET_INST(SDMA0, ring->me);
+
+	/* Return error for SRIOV will result in FLR */
+	if (amdgpu_sriov_vf(adev))
+		return -EINVAL;
+
 	return amdgpu_sdma_reset_engine(adev, id, true);
 }
 
-- 
2.34.1