drm/amdgpu: record error code when ring test failed

Otherwise we may miss errors.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Chunming Zhou 2016-08-30 17:59:11 +08:00 committed by Alex Deucher
parent 53960b4f89
commit 1f703e6679

View File

@ -280,7 +280,7 @@ void amdgpu_ib_pool_fini(struct amdgpu_device *adev)
int amdgpu_ib_ring_tests(struct amdgpu_device *adev) int amdgpu_ib_ring_tests(struct amdgpu_device *adev)
{ {
unsigned i; unsigned i;
int r; int r, ret = 0;
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = adev->rings[i]; struct amdgpu_ring *ring = adev->rings[i];
@ -301,10 +301,11 @@ int amdgpu_ib_ring_tests(struct amdgpu_device *adev)
} else { } else {
/* still not good, but we can live with it */ /* still not good, but we can live with it */
DRM_ERROR("amdgpu: failed testing IB on ring %d (%d).\n", i, r); DRM_ERROR("amdgpu: failed testing IB on ring %d (%d).\n", i, r);
ret = r;
} }
} }
} }
return 0; return ret;
} }
/* /*