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()
74 entity->sched_list = num_sched_list > 1 ? sched_list : NULL; in drm_sched_entity_init()
75 entity->last_scheduled = NULL; in drm_sched_entity_init()
78 entity->rq = &sched_list[0]->sched_rq[entity->priority]; in drm_sched_entity_init()
80 init_completion(&entity->entity_idle); in drm_sched_entity_init()
83 complete(&entity->entity_idle); in drm_sched_entity_init()
85 spin_lock_init(&entity->rq_lock); in drm_sched_entity_init()
86 spsc_queue_init(&entity->job_queue); in drm_sched_entity_init()
88 atomic_set(&entity->fence_seq, 0); in drm_sched_entity_init()
89 entity->fence_context = dma_fence_context_alloc(2); in drm_sched_entity_init()
107 void drm_sched_entity_modify_sched(struct drm_sched_entity *entity, in drm_sched_entity_modify_sched() argument
113 entity->sched_list = sched_list; in drm_sched_entity_modify_sched()
114 entity->num_sched_list = num_sched_list; in drm_sched_entity_modify_sched()
118 static bool drm_sched_entity_is_idle(struct drm_sched_entity *entity) in drm_sched_entity_is_idle() argument
122 if (list_empty(&entity->list) || in drm_sched_entity_is_idle()
123 spsc_queue_count(&entity->job_queue) == 0 || in drm_sched_entity_is_idle()
124 entity->stopped) in drm_sched_entity_is_idle()
131 bool drm_sched_entity_is_ready(struct drm_sched_entity *entity) in drm_sched_entity_is_ready() argument
133 if (spsc_queue_peek(&entity->job_queue) == NULL) in drm_sched_entity_is_ready()
136 if (READ_ONCE(entity->dependency)) in drm_sched_entity_is_ready()
154 long drm_sched_entity_flush(struct drm_sched_entity *entity, long timeout) in drm_sched_entity_flush() argument
160 if (!entity->rq) in drm_sched_entity_flush()
163 sched = entity->rq->sched; in drm_sched_entity_flush()
172 drm_sched_entity_is_idle(entity), in drm_sched_entity_flush()
176 drm_sched_entity_is_idle(entity)); in drm_sched_entity_flush()
180 last_user = cmpxchg(&entity->last_user, current->group_leader, NULL); in drm_sched_entity_flush()
183 spin_lock(&entity->rq_lock); in drm_sched_entity_flush()
184 entity->stopped = true; in drm_sched_entity_flush()
185 drm_sched_rq_remove_entity(entity->rq, entity); in drm_sched_entity_flush()
186 spin_unlock(&entity->rq_lock); in drm_sched_entity_flush()
207 struct drm_sched_entity *entity) in drm_sched_job_dependency() argument
213 return job->sched->ops->dependency(job, entity); in drm_sched_job_dependency()
218 static void drm_sched_entity_kill_jobs(struct drm_sched_entity *entity) in drm_sched_entity_kill_jobs() argument
224 while ((job = to_drm_sched_job(spsc_queue_pop(&entity->job_queue)))) { in drm_sched_entity_kill_jobs()
228 while ((f = drm_sched_job_dependency(job, entity))) in drm_sched_entity_kill_jobs()
239 if (!entity->last_scheduled) { in drm_sched_entity_kill_jobs()
244 r = dma_fence_add_callback(entity->last_scheduled, in drm_sched_entity_kill_jobs()
265 void drm_sched_entity_fini(struct drm_sched_entity *entity) in drm_sched_entity_fini() argument
269 if (entity->rq) { in drm_sched_entity_fini()
270 sched = entity->rq->sched; in drm_sched_entity_fini()
271 drm_sched_rq_remove_entity(entity->rq, entity); in drm_sched_entity_fini()
277 if (spsc_queue_count(&entity->job_queue)) { in drm_sched_entity_fini()
283 wait_for_completion(&entity->entity_idle); in drm_sched_entity_fini()
286 if (entity->dependency) { in drm_sched_entity_fini()
287 dma_fence_remove_callback(entity->dependency, in drm_sched_entity_fini()
288 &entity->cb); in drm_sched_entity_fini()
289 dma_fence_put(entity->dependency); in drm_sched_entity_fini()
290 entity->dependency = NULL; in drm_sched_entity_fini()
293 drm_sched_entity_kill_jobs(entity); in drm_sched_entity_fini()
296 dma_fence_put(entity->last_scheduled); in drm_sched_entity_fini()
297 entity->last_scheduled = NULL; in drm_sched_entity_fini()
308 void drm_sched_entity_destroy(struct drm_sched_entity *entity) in drm_sched_entity_destroy() argument
310 drm_sched_entity_flush(entity, MAX_WAIT_SCHED_ENTITY_Q_EMPTY); in drm_sched_entity_destroy()
311 drm_sched_entity_fini(entity); in drm_sched_entity_destroy()
319 struct drm_sched_entity *entity = in drm_sched_entity_clear_dep() local
322 entity->dependency = NULL; in drm_sched_entity_clear_dep()
333 struct drm_sched_entity *entity = in drm_sched_entity_wakeup() local
337 drm_sched_wakeup(entity->rq->sched); in drm_sched_entity_wakeup()
348 void drm_sched_entity_set_priority(struct drm_sched_entity *entity, in drm_sched_entity_set_priority() argument
351 spin_lock(&entity->rq_lock); in drm_sched_entity_set_priority()
352 entity->priority = priority; in drm_sched_entity_set_priority()
353 spin_unlock(&entity->rq_lock); in drm_sched_entity_set_priority()
361 static bool drm_sched_entity_add_dependency_cb(struct drm_sched_entity *entity) in drm_sched_entity_add_dependency_cb() argument
363 struct drm_gpu_scheduler *sched = entity->rq->sched; in drm_sched_entity_add_dependency_cb()
364 struct dma_fence *fence = entity->dependency; in drm_sched_entity_add_dependency_cb()
367 if (fence->context == entity->fence_context || in drm_sched_entity_add_dependency_cb()
368 fence->context == entity->fence_context + 1) { in drm_sched_entity_add_dependency_cb()
374 dma_fence_put(entity->dependency); in drm_sched_entity_add_dependency_cb()
386 dma_fence_put(entity->dependency); in drm_sched_entity_add_dependency_cb()
387 entity->dependency = fence; in drm_sched_entity_add_dependency_cb()
388 if (!dma_fence_add_callback(fence, &entity->cb, in drm_sched_entity_add_dependency_cb()
397 if (!dma_fence_add_callback(entity->dependency, &entity->cb, in drm_sched_entity_add_dependency_cb()
401 dma_fence_put(entity->dependency); in drm_sched_entity_add_dependency_cb()
405 struct drm_sched_job *drm_sched_entity_pop_job(struct drm_sched_entity *entity) in drm_sched_entity_pop_job() argument
409 sched_job = to_drm_sched_job(spsc_queue_peek(&entity->job_queue)); in drm_sched_entity_pop_job()
413 while ((entity->dependency = in drm_sched_entity_pop_job()
414 drm_sched_job_dependency(sched_job, entity))) { in drm_sched_entity_pop_job()
415 trace_drm_sched_job_wait_dep(sched_job, entity->dependency); in drm_sched_entity_pop_job()
417 if (drm_sched_entity_add_dependency_cb(entity)) in drm_sched_entity_pop_job()
422 if (entity->guilty && atomic_read(entity->guilty)) in drm_sched_entity_pop_job()
425 dma_fence_put(entity->last_scheduled); in drm_sched_entity_pop_job()
427 entity->last_scheduled = dma_fence_get(&sched_job->s_fence->finished); in drm_sched_entity_pop_job()
436 spsc_queue_pop(&entity->job_queue); in drm_sched_entity_pop_job()
440 void drm_sched_entity_select_rq(struct drm_sched_entity *entity) in drm_sched_entity_select_rq() argument
447 if (!entity->sched_list) in drm_sched_entity_select_rq()
451 if (spsc_queue_count(&entity->job_queue)) in drm_sched_entity_select_rq()
462 fence = entity->last_scheduled; in drm_sched_entity_select_rq()
468 spin_lock(&entity->rq_lock); in drm_sched_entity_select_rq()
469 sched = drm_sched_pick_best(entity->sched_list, entity->num_sched_list); in drm_sched_entity_select_rq()
470 rq = sched ? &sched->sched_rq[entity->priority] : NULL; in drm_sched_entity_select_rq()
471 if (rq != entity->rq) { in drm_sched_entity_select_rq()
472 drm_sched_rq_remove_entity(entity->rq, entity); in drm_sched_entity_select_rq()
473 entity->rq = rq; in drm_sched_entity_select_rq()
475 spin_unlock(&entity->rq_lock); in drm_sched_entity_select_rq()
477 if (entity->num_sched_list == 1) in drm_sched_entity_select_rq()
478 entity->sched_list = NULL; in drm_sched_entity_select_rq()
494 struct drm_sched_entity *entity = sched_job->entity; in drm_sched_entity_push_job() local
497 trace_drm_sched_job(sched_job, entity); in drm_sched_entity_push_job()
498 atomic_inc(entity->rq->sched->score); in drm_sched_entity_push_job()
499 WRITE_ONCE(entity->last_user, current->group_leader); in drm_sched_entity_push_job()
500 first = spsc_queue_push(&entity->job_queue, &sched_job->queue_node); in drm_sched_entity_push_job()
505 spin_lock(&entity->rq_lock); in drm_sched_entity_push_job()
506 if (entity->stopped) { in drm_sched_entity_push_job()
507 spin_unlock(&entity->rq_lock); in drm_sched_entity_push_job()
512 drm_sched_rq_add_entity(entity->rq, entity); in drm_sched_entity_push_job()
513 spin_unlock(&entity->rq_lock); in drm_sched_entity_push_job()
514 drm_sched_wakeup(entity->rq->sched); in drm_sched_entity_push_job()