64 		ret = idr_alloc(&file_priv->master->magic_map, file_priv,  in drm_getmagic()
86 	file = idr_find(&file_priv->master->magic_map, auth->magic);  in drm_authmagic()
89 		idr_replace(&file_priv->master->magic_map, NULL, auth->magic);  in drm_authmagic()
98 	struct drm_master *master;  in drm_master_create()  local
100 	master = kzalloc(sizeof(*master), GFP_KERNEL);  in drm_master_create()
101 	if (!master)  in drm_master_create()
104 	kref_init(&master->refcount);  in drm_master_create()
105 	spin_lock_init(&master->lock.spinlock);  in drm_master_create()
106 	init_waitqueue_head(&master->lock.lock_queue);  in drm_master_create()
107 	idr_init(&master->magic_map);  in drm_master_create()
108 	master->dev = dev;  in drm_master_create()
110 	return master;  in drm_master_create()
118 	dev->master = drm_master_get(fpriv->master);  in drm_set_master()
122 			drm_master_put(&dev->master);  in drm_set_master()
137 	old_master = fpriv->master;  in drm_new_set_master()
138 	fpriv->master = drm_master_create(dev);  in drm_new_set_master()
139 	if (!fpriv->master) {  in drm_new_set_master()
140 		fpriv->master = old_master;  in drm_new_set_master()
145 		ret = dev->driver->master_create(dev, fpriv->master);  in drm_new_set_master()
163 	drm_master_put(&fpriv->master);  in drm_new_set_master()
164 	fpriv->master = old_master;  in drm_new_set_master()
179 	if (dev->master) {  in drm_setmaster_ioctl()
184 	if (!file_priv->master) {  in drm_setmaster_ioctl()
205 	drm_master_put(&dev->master);  in drm_drop_master()
217 	if (!dev->master)  in drm_dropmaster_ioctl()
235 	if (!dev->master)  in drm_master_open()
238 		file_priv->master = drm_master_get(dev->master);  in drm_master_open()
247 	struct drm_master *master = file_priv->master;  in drm_master_release()  local
251 		idr_remove(&file_priv->master->magic_map, file_priv->magic);  in drm_master_release()
262 		if (master->lock.hw_lock) {  in drm_master_release()
263 			if (dev->sigdata.lock == master->lock.hw_lock)  in drm_master_release()
265 			master->lock.hw_lock = NULL;  in drm_master_release()
266 			master->lock.file_priv = NULL;  in drm_master_release()
267 			wake_up_interruptible_all(&master->lock.lock_queue);  in drm_master_release()
272 	if (dev->master == file_priv->master)  in drm_master_release()
276 	if (file_priv->master)  in drm_master_release()
277 		drm_master_put(&file_priv->master);  in drm_master_release()
293 	return fpriv->is_master && fpriv->master == fpriv->minor->dev->master;  in drm_is_current_master()
303 struct drm_master *drm_master_get(struct drm_master *master)  in drm_master_get()  argument
305 	kref_get(&master->refcount);  in drm_master_get()
306 	return master;  in drm_master_get()
312 	struct drm_master *master = container_of(kref, struct drm_master, refcount);  in drm_master_destroy()  local
313 	struct drm_device *dev = master->dev;  in drm_master_destroy()
316 		dev->driver->master_destroy(dev, master);  in drm_master_destroy()
318 	drm_legacy_master_rmmaps(dev, master);  in drm_master_destroy()
320 	idr_destroy(&master->magic_map);  in drm_master_destroy()
321 	kfree(master->unique);  in drm_master_destroy()
322 	kfree(master);  in drm_master_destroy()
331 void drm_master_put(struct drm_master **master)  in drm_master_put()  argument
333 	kref_put(&(*master)->refcount, drm_master_destroy);  in drm_master_put()
334 	*master = NULL;  in drm_master_put()