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authorChristian König <christian.koenig@amd.com>2016-07-05 22:07:17 +0300
committerAlex Deucher <alexander.deucher@amd.com>2016-07-29 21:37:04 +0300
commitbbec97aae660adafa5208c5defc54e3cbbe6b129 (patch)
treedeb3ede843224998cbb28f895b6f26828583770d /drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
parent8de190c9f44204810440e26ac09913a1fa40aa36 (diff)
downloadlinux-bbec97aae660adafa5208c5defc54e3cbbe6b129.tar.xz
drm/amdgpu: add a fence timeout for the IB tests v2
10ms should be enough for now. v2: fix some typos in CIK code Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Chunming Zhou <david1.zhou@amd.com> Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
index 9d43c6ca37e6..1351c7e834a2 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
@@ -668,19 +668,19 @@ static int sdma_v2_4_ring_test_ring(struct amdgpu_ring *ring)
* Test a simple IB in the DMA ring (VI).
* Returns 0 on success, error on failure.
*/
-static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring)
+static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring, long timeout)
{
struct amdgpu_device *adev = ring->adev;
struct amdgpu_ib ib;
struct fence *f = NULL;
unsigned index;
- int r;
u32 tmp = 0;
u64 gpu_addr;
+ long r;
r = amdgpu_wb_get(adev, &index);
if (r) {
- dev_err(adev->dev, "(%d) failed to allocate wb slot\n", r);
+ dev_err(adev->dev, "(%ld) failed to allocate wb slot\n", r);
return r;
}
@@ -690,7 +690,7 @@ static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring)
memset(&ib, 0, sizeof(ib));
r = amdgpu_ib_get(adev, NULL, 256, &ib);
if (r) {
- DRM_ERROR("amdgpu: failed to get ib (%d).\n", r);
+ DRM_ERROR("amdgpu: failed to get ib (%ld).\n", r);
goto err0;
}
@@ -709,14 +709,19 @@ static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring)
if (r)
goto err1;
- r = fence_wait(f, false);
- if (r) {
- DRM_ERROR("amdgpu: fence wait failed (%d).\n", r);
+ r = fence_wait_timeout(f, false, timeout);
+ if (r == 0) {
+ DRM_ERROR("amdgpu: IB test timed out\n");
+ r = -ETIMEDOUT;
+ goto err1;
+ } else if (r) {
+ DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
goto err1;
}
tmp = le32_to_cpu(adev->wb.wb[index]);
if (tmp == 0xDEADBEEF) {
DRM_INFO("ib test on ring %d succeeded\n", ring->idx);
+ r = 0;
} else {
DRM_ERROR("amdgpu: ib test failed (0x%08X)\n", tmp);
r = -EINVAL;