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| author | Chunming Zhou <david1.zhou@amd.com> | 2015-08-04 11:30:09 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-08-17 16:50:59 -0400 |
| commit | 7484667c6a8a9122d139a287454bc9c8799c3def (patch) | |
| tree | e5c9174094b10ab1d4cb4b0af5567958876fe191 /drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c | |
| parent | 27f6642d066ecea7b535dd9b24e2f41e54f3dd85 (diff) | |
| download | linux-7484667c6a8a9122d139a287454bc9c8799c3def.tar.bz2 | |
drm/amdgpu: move sched job process from isr to fence callback
This way can avoid interrupt lost, and can process sched job exactly.
Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c index 83138a6c54b5..9f2f19cc4625 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c @@ -43,12 +43,20 @@ static int amdgpu_sched_prepare_job(struct amd_gpu_scheduler *sched, return r; } +static void amdgpu_fence_sched_cb(struct fence *f, struct fence_cb *cb) +{ + struct amdgpu_fence *fence = + container_of(cb, struct amdgpu_fence, cb); + amd_sched_isr(fence->ring->scheduler); +} + static void amdgpu_sched_run_job(struct amd_gpu_scheduler *sched, struct amd_context_entity *c_entity, void *job) { int r = 0; struct amdgpu_cs_parser *sched_job = (struct amdgpu_cs_parser *)job; + struct amdgpu_fence *fence; mutex_lock(&sched_job->job_lock); r = amdgpu_ib_schedule(sched_job->adev, @@ -57,6 +65,11 @@ static void amdgpu_sched_run_job(struct amd_gpu_scheduler *sched, sched_job->filp); if (r) goto err; + fence = sched_job->ibs[sched_job->num_ibs - 1].fence; + if (fence_add_callback(&fence->base, + &fence->cb, amdgpu_fence_sched_cb)) + goto err; + if (sched_job->run_job) { r = sched_job->run_job(sched_job); if (r) |