gpu/drm/drm_file.c

199 static void drm_events_release(struct drm_file *file_priv)
201 	struct drm_device *dev = file_priv->minor->dev;
208 	list_for_each_entry_safe(e, et, &file_priv->pending_event_list,
211 		e->file_priv = NULL;
215 	list_for_each_entry_safe(e, et, &file_priv->event_list, link) {
283 	struct drm_file *file_priv = filp->private_data;
284 	struct drm_device *dev = file_priv->minor->dev;
287 	list_del(&file_priv->lhead);
290 	drm_file_free(file_priv);
429 	struct drm_file *file_priv = filp->private_data;
430 	struct drm_minor *minor = file_priv->minor;
499 	struct drm_file *file_priv = filp->private_data;
500 	struct drm_minor *minor = file_priv->minor;
543 	struct drm_file *file_priv = filp->private_data;
544 	struct drm_device *dev = file_priv->minor->dev;
547 	ret = mutex_lock_interruptible(&file_priv->event_read_lock);
555 		if (!list_empty(&file_priv->event_list)) {
556 			e = list_first_entry(&file_priv->event_list,
558 			file_priv->event_space += e->event->length;
572 			mutex_unlock(&file_priv->event_read_lock);
573 			ret = wait_event_interruptible(file_priv->event_wait,
574 						       !list_empty(&file_priv->event_list));
576 				ret = mutex_lock_interruptible(&file_priv->event_read_lock);
585 				file_priv->event_space -= length;
586 				list_add(&e->link, &file_priv->event_list);
588 				wake_up_interruptible_poll(&file_priv->event_wait,
603 	mutex_unlock(&file_priv->event_read_lock);
626 	struct drm_file *file_priv = filp->private_data;
629 	poll_wait(filp, &file_priv->event_wait, wait);
631 	if (!list_empty(&file_priv->event_list))
641  * @file_priv: DRM file private data
662 				  struct drm_file *file_priv,
666 	if (file_priv->event_space < e->length)
669 	file_priv->event_space -= e->length;
672 	list_add(&p->pending_link, &file_priv->pending_event_list);
673 	p->file_priv = file_priv;
682  * @file_priv: DRM file private data
703 			   struct drm_file *file_priv,
711 	ret = drm_event_reserve_init_locked(dev, file_priv, p, e);
733 	if (p->file_priv) {
734 		p->file_priv->event_space += p->event->length;
765 	if (!e->file_priv) {
772 		      &e->file_priv->event_list);
773 	wake_up_interruptible_poll(&e->file_priv->event_wait,
1009  * @file_priv: context of interest for process name and pid
1015 void drm_file_err(struct drm_file *file_priv, const char *fmt, ...)
1021 	struct drm_device *dev = file_priv->minor->dev;
1027 	mutex_lock(&file_priv->client_name_lock);
1029 	pid = rcu_dereference(file_priv->pid);
1034 		task ? task->pid : 0, file_priv->client_id,
1035 		file_priv->client_name ?: "Unset", &vaf);
1039 	mutex_unlock(&file_priv->client_name_lock);