[PATCH] drm/amdgpu: Return -EINVAL when MMSCH init status incorrect

[Lin . Cao]

Return -EINVAL when MMSCH init fail which can be handle by function
amdgpu_device_reset_sriov correctly.

Signed-off-by: Lin.Cao <linca...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c 
b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c
index ac614b869aaf..a3768aefb6b6 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c
@@ -518,8 +518,11 @@ static int jpeg_v4_0_start_sriov(struct amdgpu_device 
*adev)
                        return -EBUSY;
                }
        }
-       if (resp != expected && resp != MMSCH_VF_MAILBOX_RESP__INCOMPLETE && 
init_status != MMSCH_VF_ENGINE_STATUS__PASS)
+       if (resp != expected && resp != MMSCH_VF_MAILBOX_RESP__INCOMPLETE
+                       && init_status != MMSCH_VF_ENGINE_STATUS__PASS) {
                DRM_ERROR("MMSCH init status is incorrect! readback=0x%08x, 
header init status for jpeg: %x\n", resp, init_status);
+               return -EINVAL;
+       }
 
        return 0;
 
-- 
2.25.1