diff options
| author | Chunming Zhou <David1.Zhou@amd.com> | 2016-06-30 03:23:31 (GMT) |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-07-07 19:06:13 (GMT) |
| commit | 754ce0fa55c4e464626e961ddb98f935ab85aa19 (patch) | |
| tree | 489d8f3d127e768357bc6ffd8a468fa9a38bfc35 /drivers/gpu/drm/amd/scheduler | |
| parent | f263ec622f06c3cf2da3a29e5ad0184dc50d1c2c (diff) | |
| download | linux-754ce0fa55c4e464626e961ddb98f935ab85aa19.tar.xz | |
drm/amd: add parent for sched fence
Parent of sched fence is hw fence which is to signal sched fence.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/scheduler')
| -rw-r--r-- | drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/scheduler/sched_fence.c | 1 |
3 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c index 3405372..717655d 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c @@ -516,6 +516,7 @@ static int amd_sched_main(void *param) fence = sched->ops->run_job(sched_job); amd_sched_fence_scheduled(s_fence); if (fence) { + s_fence->parent = fence_get(fence); r = fence_add_callback(fence, &s_fence->cb, amd_sched_process_job); if (r == -ENOENT) diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h index 9024dc5..545fda7 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h @@ -69,6 +69,7 @@ struct amd_sched_fence { struct fence scheduled; struct fence finished; struct fence_cb cb; + struct fence *parent; struct amd_gpu_scheduler *sched; spinlock_t lock; void *owner; diff --git a/drivers/gpu/drm/amd/scheduler/sched_fence.c b/drivers/gpu/drm/amd/scheduler/sched_fence.c index a5e3fef..6b63bea 100644 --- a/drivers/gpu/drm/amd/scheduler/sched_fence.c +++ b/drivers/gpu/drm/amd/scheduler/sched_fence.c @@ -98,6 +98,7 @@ static void amd_sched_fence_free(struct rcu_head *rcu) struct fence *f = container_of(rcu, struct fence, rcu); struct amd_sched_fence *fence = to_amd_sched_fence(f); + fence_put(fence->parent); kmem_cache_free(sched_fence_slab, fence); } |