diff options
| author | Junwei Zhang <Jerry.Zhang@amd.com> | 2015-10-10 08:48:42 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-10-14 16:16:42 -0400 |
| commit | 2440ff2c9151120c8ae27de6565b11831ee07e08 (patch) | |
| tree | 2e36ced49bf5a0441ac7ba4c4d573c0c065bc358 /drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | |
| parent | d6c10f6b81e340e7d2d337183517a6da739d5ba2 (diff) | |
drm/amdgpu: add timer to fence to detect scheduler lockup
Change-Id: I67e987db0efdca28faa80b332b75571192130d33
Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: David Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c index b3fc26c59787..fcad7e060938 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c @@ -628,8 +628,20 @@ int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring) init_waitqueue_head(&ring->fence_drv.fence_queue); if (amdgpu_enable_scheduler) { + long timeout = msecs_to_jiffies(amdgpu_lockup_timeout); + if (timeout == 0) { + /* + * FIXME: + * Delayed workqueue cannot use it directly, + * so the scheduler will not use delayed workqueue if + * MAX_SCHEDULE_TIMEOUT is set. + * Currently keep it simple and silly. + */ + timeout = MAX_SCHEDULE_TIMEOUT; + } r = amd_sched_init(&ring->sched, &amdgpu_sched_ops, - amdgpu_sched_hw_submission, ring->name); + amdgpu_sched_hw_submission, + timeout, ring->name); if (r) { DRM_ERROR("Failed to create scheduler on ring %s.\n", ring->name); |