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| author | Monk Liu <Monk.Liu@amd.com> | 2016-03-04 10:51:02 (GMT) |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-05-02 19:19:57 (GMT) |
| commit | 0de2479c953ae07fd11e7b1bc8d4fc831e6842bb (patch) | |
| tree | ceb625203d34fe6920545e2e08839c7e3e535d03 /drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | |
| parent | cccd9bce978a6644bae75304a05db4faa36faec7 (diff) | |
| download | linux-0de2479c953ae07fd11e7b1bc8d4fc831e6842bb.tar.xz | |
drm/amdgpu: rework TDR in scheduler (v2)
Add two callbacks to scheduler to maintain jobs, and invoked for
job timeout calculations. Now TDR measures time gap from
job is processed by hw.
v2:
fix typo
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_job.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c index 2346808..961cae4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c @@ -34,6 +34,15 @@ static void amdgpu_job_free_handler(struct work_struct *ws) kfree(job); } +void amdgpu_job_timeout_func(struct work_struct *work) +{ + struct amdgpu_job *job = container_of(work, struct amdgpu_job, base.work_tdr.work); + DRM_ERROR("ring %s timeout, last signaled seq=%u, last emitted seq=%u\n", + job->base.sched->name, + (uint32_t)atomic_read(&job->ring->fence_drv.last_seq), + job->ring->fence_drv.sync_seq); +} + int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs, struct amdgpu_job **job) { @@ -103,7 +112,10 @@ int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, if (!f) return -EINVAL; - r = amd_sched_job_init(&job->base, &ring->sched, entity, owner, &fence); + r = amd_sched_job_init(&job->base, &ring->sched, + entity, owner, + amdgpu_job_timeout_func, + &fence); if (r) return r; @@ -180,4 +192,6 @@ err: struct amd_sched_backend_ops amdgpu_sched_ops = { .dependency = amdgpu_job_dependency, .run_job = amdgpu_job_run, + .begin_job = amd_sched_job_begin, + .finish_job = amd_sched_job_finish, }; |