Lines Matching refs:entity
58 int drm_sched_entity_init(struct drm_sched_entity *entity, in drm_sched_entity_init() argument
64 if (!(entity && sched_list && (num_sched_list == 0 || sched_list[0]))) in drm_sched_entity_init()
67 memset(entity, 0, sizeof(struct drm_sched_entity)); in drm_sched_entity_init()
68 INIT_LIST_HEAD(&entity->list); in drm_sched_entity_init()
69 entity->rq = NULL; in drm_sched_entity_init()
70 entity->guilty = guilty; in drm_sched_entity_init()
71 entity->num_sched_list = num_sched_list; in drm_sched_entity_init()
72 entity->priority = priority; in drm_sched_entity_init()
78 entity->sched_list = num_sched_list > 1 ? sched_list : NULL; in drm_sched_entity_init()
79 RCU_INIT_POINTER(entity->last_scheduled, NULL); in drm_sched_entity_init()
80 RB_CLEAR_NODE(&entity->rb_tree_node); in drm_sched_entity_init()
93 if (entity->priority >= sched_list[0]->num_rqs) { in drm_sched_entity_init()
95 entity->priority, sched_list[0]->num_rqs); in drm_sched_entity_init()
96 entity->priority = max_t(s32, (s32) sched_list[0]->num_rqs - 1, in drm_sched_entity_init()
99 entity->rq = sched_list[0]->sched_rq[entity->priority]; in drm_sched_entity_init()
102 init_completion(&entity->entity_idle); in drm_sched_entity_init()
105 complete_all(&entity->entity_idle); in drm_sched_entity_init()
107 spin_lock_init(&entity->lock); in drm_sched_entity_init()
108 spsc_queue_init(&entity->job_queue); in drm_sched_entity_init()
110 atomic_set(&entity->fence_seq, 0); in drm_sched_entity_init()
111 entity->fence_context = dma_fence_context_alloc(2); in drm_sched_entity_init()
129 void drm_sched_entity_modify_sched(struct drm_sched_entity *entity, in drm_sched_entity_modify_sched() argument
135 spin_lock(&entity->lock); in drm_sched_entity_modify_sched()
136 entity->sched_list = sched_list; in drm_sched_entity_modify_sched()
137 entity->num_sched_list = num_sched_list; in drm_sched_entity_modify_sched()
138 spin_unlock(&entity->lock); in drm_sched_entity_modify_sched()
142 static bool drm_sched_entity_is_idle(struct drm_sched_entity *entity) in drm_sched_entity_is_idle() argument
146 if (list_empty(&entity->list) || in drm_sched_entity_is_idle()
147 spsc_queue_count(&entity->job_queue) == 0 || in drm_sched_entity_is_idle()
148 entity->stopped) in drm_sched_entity_is_idle()
161 int drm_sched_entity_error(struct drm_sched_entity *entity) in drm_sched_entity_error() argument
167 fence = rcu_dereference(entity->last_scheduled); in drm_sched_entity_error()
227 static void drm_sched_entity_kill(struct drm_sched_entity *entity) in drm_sched_entity_kill() argument
232 if (!entity->rq) in drm_sched_entity_kill()
235 spin_lock(&entity->lock); in drm_sched_entity_kill()
236 entity->stopped = true; in drm_sched_entity_kill()
237 drm_sched_rq_remove_entity(entity->rq, entity); in drm_sched_entity_kill()
238 spin_unlock(&entity->lock); in drm_sched_entity_kill()
241 wait_for_completion(&entity->entity_idle); in drm_sched_entity_kill()
244 prev = rcu_dereference_check(entity->last_scheduled, true); in drm_sched_entity_kill()
246 while ((job = drm_sched_entity_queue_pop(entity))) { in drm_sched_entity_kill()
278 long drm_sched_entity_flush(struct drm_sched_entity *entity, long timeout) in drm_sched_entity_flush() argument
284 if (!entity->rq) in drm_sched_entity_flush()
287 sched = entity->rq->sched; in drm_sched_entity_flush()
296 drm_sched_entity_is_idle(entity), in drm_sched_entity_flush()
300 drm_sched_entity_is_idle(entity)); in drm_sched_entity_flush()
304 last_user = cmpxchg(&entity->last_user, current->group_leader, NULL); in drm_sched_entity_flush()
307 drm_sched_entity_kill(entity); in drm_sched_entity_flush()
324 void drm_sched_entity_fini(struct drm_sched_entity *entity) in drm_sched_entity_fini() argument
331 drm_sched_entity_kill(entity); in drm_sched_entity_fini()
333 if (entity->dependency) { in drm_sched_entity_fini()
334 dma_fence_remove_callback(entity->dependency, &entity->cb); in drm_sched_entity_fini()
335 dma_fence_put(entity->dependency); in drm_sched_entity_fini()
336 entity->dependency = NULL; in drm_sched_entity_fini()
339 dma_fence_put(rcu_dereference_check(entity->last_scheduled, true)); in drm_sched_entity_fini()
340 RCU_INIT_POINTER(entity->last_scheduled, NULL); in drm_sched_entity_fini()
351 void drm_sched_entity_destroy(struct drm_sched_entity *entity) in drm_sched_entity_destroy() argument
353 drm_sched_entity_flush(entity, MAX_WAIT_SCHED_ENTITY_Q_EMPTY); in drm_sched_entity_destroy()
354 drm_sched_entity_fini(entity); in drm_sched_entity_destroy()
365 struct drm_sched_entity *entity = in drm_sched_entity_wakeup() local
368 entity->dependency = NULL; in drm_sched_entity_wakeup()
370 drm_sched_wakeup(entity->rq->sched); in drm_sched_entity_wakeup()
381 void drm_sched_entity_set_priority(struct drm_sched_entity *entity, in drm_sched_entity_set_priority() argument
384 spin_lock(&entity->lock); in drm_sched_entity_set_priority()
385 entity->priority = priority; in drm_sched_entity_set_priority()
386 spin_unlock(&entity->lock); in drm_sched_entity_set_priority()
394 static bool drm_sched_entity_add_dependency_cb(struct drm_sched_entity *entity) in drm_sched_entity_add_dependency_cb() argument
396 struct drm_gpu_scheduler *sched = entity->rq->sched; in drm_sched_entity_add_dependency_cb()
397 struct dma_fence *fence = entity->dependency; in drm_sched_entity_add_dependency_cb()
400 if (fence->context == entity->fence_context || in drm_sched_entity_add_dependency_cb()
401 fence->context == entity->fence_context + 1) { in drm_sched_entity_add_dependency_cb()
407 dma_fence_put(entity->dependency); in drm_sched_entity_add_dependency_cb()
420 dma_fence_put(entity->dependency); in drm_sched_entity_add_dependency_cb()
421 entity->dependency = fence; in drm_sched_entity_add_dependency_cb()
424 if (!dma_fence_add_callback(entity->dependency, &entity->cb, in drm_sched_entity_add_dependency_cb()
428 dma_fence_put(entity->dependency); in drm_sched_entity_add_dependency_cb()
434 struct drm_sched_entity *entity) in drm_sched_job_dependency() argument
449 return job->sched->ops->prepare_job(job, entity); in drm_sched_job_dependency()
454 struct drm_sched_job *drm_sched_entity_pop_job(struct drm_sched_entity *entity) in drm_sched_entity_pop_job() argument
458 sched_job = drm_sched_entity_queue_peek(entity); in drm_sched_entity_pop_job()
462 while ((entity->dependency = in drm_sched_entity_pop_job()
463 drm_sched_job_dependency(sched_job, entity))) { in drm_sched_entity_pop_job()
464 if (drm_sched_entity_add_dependency_cb(entity)) { in drm_sched_entity_pop_job()
465 trace_drm_sched_job_unschedulable(sched_job, entity->dependency); in drm_sched_entity_pop_job()
471 if (entity->guilty && atomic_read(entity->guilty)) in drm_sched_entity_pop_job()
474 dma_fence_put(rcu_dereference_check(entity->last_scheduled, true)); in drm_sched_entity_pop_job()
475 rcu_assign_pointer(entity->last_scheduled, in drm_sched_entity_pop_job()
485 spsc_queue_pop(&entity->job_queue); in drm_sched_entity_pop_job()
494 next = drm_sched_entity_queue_peek(entity); in drm_sched_entity_pop_job()
498 spin_lock(&entity->lock); in drm_sched_entity_pop_job()
499 rq = entity->rq; in drm_sched_entity_pop_job()
501 drm_sched_rq_update_fifo_locked(entity, rq, in drm_sched_entity_pop_job()
504 spin_unlock(&entity->lock); in drm_sched_entity_pop_job()
512 sched_job->entity = NULL; in drm_sched_entity_pop_job()
517 void drm_sched_entity_select_rq(struct drm_sched_entity *entity) in drm_sched_entity_select_rq() argument
524 if (!entity->sched_list) in drm_sched_entity_select_rq()
528 if (spsc_queue_count(&entity->job_queue)) in drm_sched_entity_select_rq()
539 fence = rcu_dereference_check(entity->last_scheduled, true); in drm_sched_entity_select_rq()
545 spin_lock(&entity->lock); in drm_sched_entity_select_rq()
546 sched = drm_sched_pick_best(entity->sched_list, entity->num_sched_list); in drm_sched_entity_select_rq()
547 rq = sched ? sched->sched_rq[entity->priority] : NULL; in drm_sched_entity_select_rq()
548 if (rq != entity->rq) { in drm_sched_entity_select_rq()
549 drm_sched_rq_remove_entity(entity->rq, entity); in drm_sched_entity_select_rq()
550 entity->rq = rq; in drm_sched_entity_select_rq()
552 spin_unlock(&entity->lock); in drm_sched_entity_select_rq()
554 if (entity->num_sched_list == 1) in drm_sched_entity_select_rq()
555 entity->sched_list = NULL; in drm_sched_entity_select_rq()
569 struct drm_sched_entity *entity = sched_job->entity; in drm_sched_entity_push_job() local
573 trace_drm_sched_job_queue(sched_job, entity); in drm_sched_entity_push_job()
582 atomic_inc(entity->rq->sched->score); in drm_sched_entity_push_job()
583 WRITE_ONCE(entity->last_user, current->group_leader); in drm_sched_entity_push_job()
591 first = spsc_queue_push(&entity->job_queue, &sched_job->queue_node); in drm_sched_entity_push_job()
599 spin_lock(&entity->lock); in drm_sched_entity_push_job()
600 if (entity->stopped) { in drm_sched_entity_push_job()
601 spin_unlock(&entity->lock); in drm_sched_entity_push_job()
607 rq = entity->rq; in drm_sched_entity_push_job()
611 drm_sched_rq_add_entity(rq, entity); in drm_sched_entity_push_job()
614 drm_sched_rq_update_fifo_locked(entity, rq, submit_ts); in drm_sched_entity_push_job()
617 spin_unlock(&entity->lock); in drm_sched_entity_push_job()