228 		drm_legacy_lock_release(dev, file->filp);  in drm_file_free()
262 static void drm_close_helper(struct file *filp)  in drm_close_helper()  argument
264 	struct drm_file *file_priv = filp->private_data;  in drm_close_helper()
297 static int drm_open_helper(struct file *filp, struct drm_minor *minor)  in drm_open_helper()  argument
303 	if (filp->f_flags & O_EXCL)  in drm_open_helper()
324 	filp->private_data = priv;  in drm_open_helper()
325 	filp->f_mode |= FMODE_UNSIGNED_OFFSET;  in drm_open_helper()
326 	priv->filp = filp;  in drm_open_helper()
368 int drm_open(struct inode *inode, struct file *filp)  in drm_open()  argument
384 	filp->f_mapping = dev->anon_inode->i_mapping;  in drm_open()
386 	retcode = drm_open_helper(filp, minor);  in drm_open()
392 			drm_close_helper(filp);  in drm_open()
433 int drm_release(struct inode *inode, struct file *filp)  in drm_release()  argument
435 	struct drm_file *file_priv = filp->private_data;  in drm_release()
443 	drm_close_helper(filp);  in drm_release()
482 ssize_t drm_read(struct file *filp, char __user *buffer,  in drm_read()  argument
485 	struct drm_file *file_priv = filp->private_data;  in drm_read()
512 			if (filp->f_flags & O_NONBLOCK) {  in drm_read()
569 __poll_t drm_poll(struct file *filp, struct poll_table_struct *wait)  in drm_poll()  argument
571 	struct drm_file *file_priv = filp->private_data;  in drm_poll()
574 	poll_wait(filp, &file_priv->event_wait, wait);  in drm_poll()