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Commit 754ce0fa authored by Chunming Zhou's avatar Chunming Zhou Committed by Alex Deucher
Browse files

drm/amd: add parent for sched fence 



Parent of sched fence is hw fence which is to signal sched fence.

Signed-off-by: default avatarChunming Zhou <David1.Zhou@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f263ec62

drivers/gpu/drm/amd/scheduler/gpu_scheduler.c

+1 −0
Original line number Diff line number Diff line
@@ -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)

drivers/gpu/drm/amd/scheduler/gpu_scheduler.h

+1 −0
Original line number Diff line number Diff line
@@ -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;

drivers/gpu/drm/amd/scheduler/sched_fence.c

+1 −0
Original line number Diff line number Diff line
@@ -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);

}