47 static int drm_open_helper(struct file *filp, struct drm_minor *minor);
80 int drm_open(struct inode *inode, struct file *filp)  in drm_open()  argument
96 	filp->f_mapping = dev->anon_inode->i_mapping;  in drm_open()
98 	retcode = drm_open_helper(filp, minor);  in drm_open()
138 static int drm_open_helper(struct file *filp, struct drm_minor *minor)  in drm_open_helper()  argument
144 	if (filp->f_flags & O_EXCL)  in drm_open_helper()
157 	filp->private_data = priv;  in drm_open_helper()
158 	priv->filp = filp;  in drm_open_helper()
263 	filp->private_data = NULL;  in drm_open_helper()
267 static void drm_master_release(struct drm_device *dev, struct file *filp)  in drm_master_release()  argument
269 	struct drm_file *file_priv = filp->private_data;  in drm_master_release()
273 			  filp, _DRM_LOCKING_CONTEXT(file_priv->master->lock.hw_lock->lock));  in drm_master_release()
370 int drm_release(struct inode *inode, struct file *filp)  in drm_release()  argument
372 	struct drm_file *file_priv = filp->private_data;  in drm_release()
404 		drm_master_release(dev, filp);  in drm_release()
481 ssize_t drm_read(struct file *filp, char __user *buffer,  in drm_read()  argument
484 	struct drm_file *file_priv = filp->private_data;  in drm_read()
497 			if (filp->f_flags & O_NONBLOCK) {  in drm_read()
537 unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait)  in drm_poll()  argument
539 	struct drm_file *file_priv = filp->private_data;  in drm_poll()
542 	poll_wait(filp, &file_priv->event_wait, wait);  in drm_poll()