Lines Matching refs:entity
59 int drm_sched_entity_init(struct drm_sched_entity *entity, in drm_sched_entity_init() argument
65 if (!(entity && sched_list && (num_sched_list == 0 || sched_list[0]))) in drm_sched_entity_init()
68 memset(entity, 0, sizeof(struct drm_sched_entity)); in drm_sched_entity_init()
69 INIT_LIST_HEAD(&entity->list); in drm_sched_entity_init()
70 entity->rq = NULL; in drm_sched_entity_init()
71 entity->guilty = guilty; in drm_sched_entity_init()
72 entity->num_sched_list = num_sched_list; in drm_sched_entity_init()
73 entity->priority = priority; in drm_sched_entity_init()
79 entity->sched_list = num_sched_list > 1 ? sched_list : NULL; in drm_sched_entity_init()
80 RCU_INIT_POINTER(entity->last_scheduled, NULL); in drm_sched_entity_init()
81 RB_CLEAR_NODE(&entity->rb_tree_node); in drm_sched_entity_init()
94 if (entity->priority >= sched_list[0]->num_rqs) { in drm_sched_entity_init()
96 entity->priority, sched_list[0]->num_rqs); in drm_sched_entity_init()
97 entity->priority = max_t(s32, (s32) sched_list[0]->num_rqs - 1, in drm_sched_entity_init()
100 entity->rq = sched_list[0]->sched_rq[entity->priority]; in drm_sched_entity_init()
103 init_completion(&entity->entity_idle); in drm_sched_entity_init()
106 complete_all(&entity->entity_idle); in drm_sched_entity_init()
108 spin_lock_init(&entity->rq_lock); in drm_sched_entity_init()
109 spsc_queue_init(&entity->job_queue); in drm_sched_entity_init()
111 atomic_set(&entity->fence_seq, 0); in drm_sched_entity_init()
112 entity->fence_context = dma_fence_context_alloc(2); in drm_sched_entity_init()
130 void drm_sched_entity_modify_sched(struct drm_sched_entity *entity, in drm_sched_entity_modify_sched() argument
136 spin_lock(&entity->rq_lock); in drm_sched_entity_modify_sched()
137 entity->sched_list = sched_list; in drm_sched_entity_modify_sched()
138 entity->num_sched_list = num_sched_list; in drm_sched_entity_modify_sched()
139 spin_unlock(&entity->rq_lock); in drm_sched_entity_modify_sched()
143 static bool drm_sched_entity_is_idle(struct drm_sched_entity *entity) in drm_sched_entity_is_idle() argument
147 if (list_empty(&entity->list) || in drm_sched_entity_is_idle()
148 spsc_queue_count(&entity->job_queue) == 0 || in drm_sched_entity_is_idle()
149 entity->stopped) in drm_sched_entity_is_idle()
156 bool drm_sched_entity_is_ready(struct drm_sched_entity *entity) in drm_sched_entity_is_ready() argument
158 if (spsc_queue_peek(&entity->job_queue) == NULL) in drm_sched_entity_is_ready()
161 if (READ_ONCE(entity->dependency)) in drm_sched_entity_is_ready()
174 int drm_sched_entity_error(struct drm_sched_entity *entity) in drm_sched_entity_error() argument
180 fence = rcu_dereference(entity->last_scheduled); in drm_sched_entity_error()
239 static void drm_sched_entity_kill(struct drm_sched_entity *entity) in drm_sched_entity_kill() argument
244 if (!entity->rq) in drm_sched_entity_kill()
247 spin_lock(&entity->rq_lock); in drm_sched_entity_kill()
248 entity->stopped = true; in drm_sched_entity_kill()
249 drm_sched_rq_remove_entity(entity->rq, entity); in drm_sched_entity_kill()
250 spin_unlock(&entity->rq_lock); in drm_sched_entity_kill()
253 wait_for_completion(&entity->entity_idle); in drm_sched_entity_kill()
256 prev = rcu_dereference_check(entity->last_scheduled, true); in drm_sched_entity_kill()
258 while ((job = to_drm_sched_job(spsc_queue_pop(&entity->job_queue)))) { in drm_sched_entity_kill()
283 long drm_sched_entity_flush(struct drm_sched_entity *entity, long timeout) in drm_sched_entity_flush() argument
289 if (!entity->rq) in drm_sched_entity_flush()
292 sched = entity->rq->sched; in drm_sched_entity_flush()
301 drm_sched_entity_is_idle(entity), in drm_sched_entity_flush()
305 drm_sched_entity_is_idle(entity)); in drm_sched_entity_flush()
309 last_user = cmpxchg(&entity->last_user, current->group_leader, NULL); in drm_sched_entity_flush()
312 drm_sched_entity_kill(entity); in drm_sched_entity_flush()
329 void drm_sched_entity_fini(struct drm_sched_entity *entity) in drm_sched_entity_fini() argument
336 drm_sched_entity_kill(entity); in drm_sched_entity_fini()
338 if (entity->dependency) { in drm_sched_entity_fini()
339 dma_fence_remove_callback(entity->dependency, &entity->cb); in drm_sched_entity_fini()
340 dma_fence_put(entity->dependency); in drm_sched_entity_fini()
341 entity->dependency = NULL; in drm_sched_entity_fini()
344 dma_fence_put(rcu_dereference_check(entity->last_scheduled, true)); in drm_sched_entity_fini()
345 RCU_INIT_POINTER(entity->last_scheduled, NULL); in drm_sched_entity_fini()
356 void drm_sched_entity_destroy(struct drm_sched_entity *entity) in drm_sched_entity_destroy() argument
358 drm_sched_entity_flush(entity, MAX_WAIT_SCHED_ENTITY_Q_EMPTY); in drm_sched_entity_destroy()
359 drm_sched_entity_fini(entity); in drm_sched_entity_destroy()
367 struct drm_sched_entity *entity = in drm_sched_entity_clear_dep() local
370 entity->dependency = NULL; in drm_sched_entity_clear_dep()
381 struct drm_sched_entity *entity = in drm_sched_entity_wakeup() local
385 drm_sched_wakeup(entity->rq->sched); in drm_sched_entity_wakeup()
396 void drm_sched_entity_set_priority(struct drm_sched_entity *entity, in drm_sched_entity_set_priority() argument
399 spin_lock(&entity->rq_lock); in drm_sched_entity_set_priority()
400 entity->priority = priority; in drm_sched_entity_set_priority()
401 spin_unlock(&entity->rq_lock); in drm_sched_entity_set_priority()
409 static bool drm_sched_entity_add_dependency_cb(struct drm_sched_entity *entity) in drm_sched_entity_add_dependency_cb() argument
411 struct drm_gpu_scheduler *sched = entity->rq->sched; in drm_sched_entity_add_dependency_cb()
412 struct dma_fence *fence = entity->dependency; in drm_sched_entity_add_dependency_cb()
415 if (fence->context == entity->fence_context || in drm_sched_entity_add_dependency_cb()
416 fence->context == entity->fence_context + 1) { in drm_sched_entity_add_dependency_cb()
422 dma_fence_put(entity->dependency); in drm_sched_entity_add_dependency_cb()
435 dma_fence_put(entity->dependency); in drm_sched_entity_add_dependency_cb()
436 entity->dependency = fence; in drm_sched_entity_add_dependency_cb()
437 if (!dma_fence_add_callback(fence, &entity->cb, in drm_sched_entity_add_dependency_cb()
446 if (!dma_fence_add_callback(entity->dependency, &entity->cb, in drm_sched_entity_add_dependency_cb()
450 dma_fence_put(entity->dependency); in drm_sched_entity_add_dependency_cb()
456 struct drm_sched_entity *entity) in drm_sched_job_dependency() argument
471 return job->sched->ops->prepare_job(job, entity); in drm_sched_job_dependency()
476 struct drm_sched_job *drm_sched_entity_pop_job(struct drm_sched_entity *entity) in drm_sched_entity_pop_job() argument
480 sched_job = to_drm_sched_job(spsc_queue_peek(&entity->job_queue)); in drm_sched_entity_pop_job()
484 while ((entity->dependency = in drm_sched_entity_pop_job()
485 drm_sched_job_dependency(sched_job, entity))) { in drm_sched_entity_pop_job()
486 trace_drm_sched_job_wait_dep(sched_job, entity->dependency); in drm_sched_entity_pop_job()
488 if (drm_sched_entity_add_dependency_cb(entity)) in drm_sched_entity_pop_job()
493 if (entity->guilty && atomic_read(entity->guilty)) in drm_sched_entity_pop_job()
496 dma_fence_put(rcu_dereference_check(entity->last_scheduled, true)); in drm_sched_entity_pop_job()
497 rcu_assign_pointer(entity->last_scheduled, in drm_sched_entity_pop_job()
507 spsc_queue_pop(&entity->job_queue); in drm_sched_entity_pop_job()
516 next = to_drm_sched_job(spsc_queue_peek(&entity->job_queue)); in drm_sched_entity_pop_job()
518 drm_sched_rq_update_fifo(entity, next->submit_ts); in drm_sched_entity_pop_job()
525 sched_job->entity = NULL; in drm_sched_entity_pop_job()
530 void drm_sched_entity_select_rq(struct drm_sched_entity *entity) in drm_sched_entity_select_rq() argument
537 if (!entity->sched_list) in drm_sched_entity_select_rq()
541 if (spsc_queue_count(&entity->job_queue)) in drm_sched_entity_select_rq()
552 fence = rcu_dereference_check(entity->last_scheduled, true); in drm_sched_entity_select_rq()
558 spin_lock(&entity->rq_lock); in drm_sched_entity_select_rq()
559 sched = drm_sched_pick_best(entity->sched_list, entity->num_sched_list); in drm_sched_entity_select_rq()
560 rq = sched ? sched->sched_rq[entity->priority] : NULL; in drm_sched_entity_select_rq()
561 if (rq != entity->rq) { in drm_sched_entity_select_rq()
562 drm_sched_rq_remove_entity(entity->rq, entity); in drm_sched_entity_select_rq()
563 entity->rq = rq; in drm_sched_entity_select_rq()
565 spin_unlock(&entity->rq_lock); in drm_sched_entity_select_rq()
567 if (entity->num_sched_list == 1) in drm_sched_entity_select_rq()
568 entity->sched_list = NULL; in drm_sched_entity_select_rq()
584 struct drm_sched_entity *entity = sched_job->entity; in drm_sched_entity_push_job() local
588 trace_drm_sched_job(sched_job, entity); in drm_sched_entity_push_job()
589 atomic_inc(entity->rq->sched->score); in drm_sched_entity_push_job()
590 WRITE_ONCE(entity->last_user, current->group_leader); in drm_sched_entity_push_job()
598 first = spsc_queue_push(&entity->job_queue, &sched_job->queue_node); in drm_sched_entity_push_job()
606 spin_lock(&entity->rq_lock); in drm_sched_entity_push_job()
607 if (entity->stopped) { in drm_sched_entity_push_job()
608 spin_unlock(&entity->rq_lock); in drm_sched_entity_push_job()
614 rq = entity->rq; in drm_sched_entity_push_job()
617 drm_sched_rq_add_entity(rq, entity); in drm_sched_entity_push_job()
618 spin_unlock(&entity->rq_lock); in drm_sched_entity_push_job()
621 drm_sched_rq_update_fifo(entity, submit_ts); in drm_sched_entity_push_job()