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Commit e8deea2d authored by Chunming Zhou's avatar Chunming Zhou Committed by Alex Deucher
Browse files

drm/amdgpu: add entity only when first job come 



umd somtimes will create a context for every ring,
that means some entities wouldn't be used at all.

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 2c1a2784

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

+8 −5
Original line number Diff line number Diff line
@@ -47,6 +47,8 @@ static void amd_sched_rq_init(struct amd_sched_rq *rq) 
static void amd_sched_rq_add_entity(struct amd_sched_rq *rq,

				    struct amd_sched_entity *entity)

{

	if (!list_empty(&entity->list))

		return;

	spin_lock(&rq->lock);

	list_add_tail(&entity->list, &rq->entities);

	spin_unlock(&rq->lock);
@@ -55,6 +57,8 @@ static void amd_sched_rq_add_entity(struct amd_sched_rq *rq, 
static void amd_sched_rq_remove_entity(struct amd_sched_rq *rq,

				       struct amd_sched_entity *entity)

{

	if (list_empty(&entity->list))

		return;

	spin_lock(&rq->lock);

	list_del_init(&entity->list);

	if (rq->current_entity == entity)
@@ -138,9 +142,6 @@ int amd_sched_entity_init(struct amd_gpu_scheduler *sched, 
	atomic_set(&entity->fence_seq, 0);

	entity->fence_context = fence_context_alloc(1);



	/* Add the entity to the run queue */

	amd_sched_rq_add_entity(rq, entity);



	return 0;

}
@@ -302,9 +303,11 @@ static bool amd_sched_entity_in(struct amd_sched_job *sched_job) 
	spin_unlock(&entity->queue_lock);



	/* first job wakes up scheduler */

	if (first)

	if (first) {

		/* Add the entity to the run queue */

		amd_sched_rq_add_entity(entity->rq, entity);

		amd_sched_wakeup(sched);



	}

	return added;

}