110 static int drm_setup(struct drm_device * dev)  in drm_setup()  argument
114 	if (dev->driver->firstopen &&  in drm_setup()
115 	    drm_core_check_feature(dev, DRIVER_LEGACY)) {  in drm_setup()
116 		ret = dev->driver->firstopen(dev);  in drm_setup()
121 	ret = drm_legacy_dma_setup(dev);  in drm_setup()
153 	struct drm_device *dev;  in drm_open()  local
162 	dev = minor->dev;  in drm_open()
163 	if (!dev->open_count++)  in drm_open()
168 	filp->f_mapping = dev->anon_inode->i_mapping;  in drm_open()
179 		retcode = drm_setup(dev);  in drm_open()
184 	device_busy(dev->dev->bsddev);  in drm_open()
189 	dev->open_count--;  in drm_open()
207 	struct drm_device *dev = minor->dev;  in drm_close()  local
211 	DRM_DEBUG("open_count = %d\n", dev->open_count);  in drm_close()
213 	mutex_lock(&dev->filelist_mutex);  in drm_close()
215 	mutex_unlock(&dev->filelist_mutex);  in drm_close()
217 	if (drm_core_check_feature(dev, DRIVER_LEGACY) &&  in drm_close()
218 	    dev->driver->preclose)  in drm_close()
219 		dev->driver->preclose(dev, file_priv);  in drm_close()
227 		  dev,  in drm_close()
228 		  dev->open_count);  in drm_close()
230 	if (drm_core_check_feature(dev, DRIVER_LEGACY))  in drm_close()
231 		drm_legacy_lock_release(dev, filp);  in drm_close()
233 	if (drm_core_check_feature(dev, DRIVER_HAVE_DMA))  in drm_close()
234 		drm_legacy_reclaim_buffers(dev, file_priv);  in drm_close()
238 	if (drm_core_check_feature(dev, DRIVER_MODESET)) {  in drm_close()
240 		drm_property_destroy_user_blobs(dev, file_priv);  in drm_close()
243 	if (drm_core_check_feature(dev, DRIVER_SYNCOBJ))  in drm_close()
246 	if (drm_core_check_feature(dev, DRIVER_GEM))  in drm_close()
247 		drm_gem_release(dev, file_priv);  in drm_close()
249 	drm_legacy_ctxbitmap_flush(dev, file_priv);  in drm_close()
254 	if (dev->driver->postclose)  in drm_close()
255 		dev->driver->postclose(dev, file_priv);  in drm_close()
257 	if (drm_core_check_feature(dev, DRIVER_PRIME))  in drm_close()
269 	if (!--dev->open_count) {  in drm_close()
270 		drm_lastclose(dev);  in drm_close()
272 		if (drm_dev_is_unplugged(dev))  in drm_close()
273 			drm_put_dev(dev);  in drm_close()
310 	struct drm_device *dev = minor->dev;  in drm_open_helper()  local
329 	priv->dev = dev;  in drm_open_helper()
346 	if (drm_core_check_feature(dev, DRIVER_GEM))  in drm_open_helper()
347 		drm_gem_open(dev, priv);  in drm_open_helper()
349 	if (drm_core_check_feature(dev, DRIVER_SYNCOBJ))  in drm_open_helper()
352 	if (drm_core_check_feature(dev, DRIVER_PRIME))  in drm_open_helper()
355 	if (dev->driver->open) {  in drm_open_helper()
357 		ret = -dev->driver->open(dev, priv);  in drm_open_helper()
363 	kdev->si_drv1 = dev;  in drm_open_helper()
372 	mutex_lock(&dev->filelist_mutex);  in drm_open_helper()
373 	list_add(&priv->lhead, &dev->filelist);  in drm_open_helper()
374 	mutex_unlock(&dev->filelist_mutex);  in drm_open_helper()
380 	if (!dev->hose) {  in drm_open_helper()
384 			dev->hose = pci_dev->sysdata;  in drm_open_helper()
387 		if (!dev->hose) {  in drm_open_helper()
391 				dev->hose = b->sysdata;  in drm_open_helper()
399 	if (dev->driver->postclose)  in drm_open_helper()
400 		dev->driver->postclose(dev, priv);  in drm_open_helper()
402 	if (drm_core_check_feature(dev, DRIVER_PRIME))  in drm_open_helper()
404 	if (drm_core_check_feature(dev, DRIVER_SYNCOBJ))  in drm_open_helper()
406 	if (drm_core_check_feature(dev, DRIVER_GEM))  in drm_open_helper()
407 		drm_gem_release(dev, priv);  in drm_open_helper()
416 	struct drm_device *dev = file_priv->minor->dev;  in drm_events_release()  local
420 	spin_lock_irqsave(&dev->event_lock, flags);  in drm_events_release()
435 	spin_unlock_irqrestore(&dev->event_lock, flags);  in drm_events_release()
438 static void drm_legacy_dev_reinit(struct drm_device *dev)  in drm_legacy_dev_reinit()  argument
440 	if (dev->irq_enabled)  in drm_legacy_dev_reinit()
441 		drm_irq_uninstall(dev);  in drm_legacy_dev_reinit()
443 	mutex_lock(&dev->struct_mutex);  in drm_legacy_dev_reinit()
445 	drm_legacy_agp_clear(dev);  in drm_legacy_dev_reinit()
447 	drm_legacy_sg_cleanup(dev);  in drm_legacy_dev_reinit()
448 	drm_legacy_vma_flush(dev);  in drm_legacy_dev_reinit()
449 	drm_legacy_dma_takedown(dev);  in drm_legacy_dev_reinit()
451 	mutex_unlock(&dev->struct_mutex);  in drm_legacy_dev_reinit()
453 	dev->sigdata.lock = NULL;  in drm_legacy_dev_reinit()
455 	dev->context_flag = 0;  in drm_legacy_dev_reinit()
456 	dev->last_context = 0;  in drm_legacy_dev_reinit()
457 	dev->if_version = 0;  in drm_legacy_dev_reinit()
462 void drm_lastclose(struct drm_device * dev)  in drm_lastclose()  argument
466 	if (dev->driver->lastclose)  in drm_lastclose()
467 		dev->driver->lastclose(dev);  in drm_lastclose()
470 	if (drm_core_check_feature(dev, DRIVER_LEGACY))  in drm_lastclose()
471 		drm_legacy_dev_reinit(dev);  in drm_lastclose()
492 	struct drm_device *dev = minor->dev;  in drm_release()  local
501 	DRM_DEBUG("open_count = %d\n", dev->open_count);  in drm_release()
503 	mutex_lock(&dev->filelist_mutex);  in drm_release()
505 	mutex_unlock(&dev->filelist_mutex);  in drm_release()
507 	if (drm_core_check_feature(dev, DRIVER_LEGACY) &&  in drm_release()
508 	    dev->driver->preclose)  in drm_release()
509 		dev->driver->preclose(dev, file_priv);  in drm_release()
517 		  dev,  in drm_release()
518 		  dev->open_count);  in drm_release()
520 	if (drm_core_check_feature(dev, DRIVER_LEGACY))  in drm_release()
521 		drm_legacy_lock_release(dev, filp);  in drm_release()
523 	if (drm_core_check_feature(dev, DRIVER_HAVE_DMA))  in drm_release()
524 		drm_legacy_reclaim_buffers(dev, file_priv);  in drm_release()
528 	if (drm_core_check_feature(dev, DRIVER_MODESET)) {  in drm_release()
530 		drm_property_destroy_user_blobs(dev, file_priv);  in drm_release()
533 	if (drm_core_check_feature(dev, DRIVER_SYNCOBJ))  in drm_release()
536 	if (drm_core_check_feature(dev, DRIVER_GEM))  in drm_release()
537 		drm_gem_release(dev, file_priv);  in drm_release()
539 	drm_legacy_ctxbitmap_flush(dev, file_priv);  in drm_release()
544 	if (dev->driver->postclose)  in drm_release()
545 		dev->driver->postclose(dev, file_priv);  in drm_release()
547 	if (drm_core_check_feature(dev, DRIVER_PRIME))  in drm_release()
559 	if (!--dev->open_count) {  in drm_release()
560 		drm_lastclose(dev);  in drm_release()
562 		if (drm_dev_is_unplugged(dev))  in drm_release()
563 			drm_put_dev(dev);  in drm_release()
610 	struct drm_device *dev = file_priv->minor->dev;  in drm_read()  local
620 		spin_lock_irq(&dev->event_lock);  in drm_read()
627 		spin_unlock_irq(&dev->event_lock);  in drm_read()
652 				spin_lock_irq(&dev->event_lock);  in drm_read()
655 				spin_unlock_irq(&dev->event_lock);  in drm_read()
771 int drm_event_reserve_init_locked(struct drm_device *dev,  in drm_event_reserve_init_locked()  argument
813 int drm_event_reserve_init(struct drm_device *dev,  in drm_event_reserve_init()  argument
821 	spin_lock_irqsave(&dev->event_lock, flags);  in drm_event_reserve_init()
822 	ret = drm_event_reserve_init_locked(dev, file_priv, p, e);  in drm_event_reserve_init()
823 	spin_unlock_irqrestore(&dev->event_lock, flags);  in drm_event_reserve_init()
838 void drm_event_cancel_free(struct drm_device *dev,  in drm_event_cancel_free()  argument
842 	spin_lock_irqsave(&dev->event_lock, flags);  in drm_event_cancel_free()
847 	spin_unlock_irqrestore(&dev->event_lock, flags);  in drm_event_cancel_free()
870 void drm_send_event_locked(struct drm_device *dev, struct drm_pending_event *e)  in drm_send_event_locked()  argument
872 	assert_spin_locked(&dev->event_lock);  in drm_send_event_locked()
915 void drm_send_event(struct drm_device *dev, struct drm_pending_event *e)  in drm_send_event()  argument
919 	spin_lock_irqsave(&dev->event_lock, irqflags);  in drm_send_event()
920 	drm_send_event_locked(dev, e);  in drm_send_event()
921 	spin_unlock_irqrestore(&dev->event_lock, irqflags);  in drm_send_event()