47 static int drm_open_helper(struct file *filp, struct drm_minor *minor);
83 	struct drm_minor *minor;  in drm_open()  local
87 	minor = drm_minor_acquire(iminor(inode));  in drm_open()
88 	if (IS_ERR(minor))  in drm_open()
89 		return PTR_ERR(minor);  in drm_open()
91 	dev = minor->dev;  in drm_open()
98 	retcode = drm_open_helper(filp, minor);  in drm_open()
110 	drm_minor_release(minor);  in drm_open()
138 static int drm_open_helper(struct file *filp, struct drm_minor *minor)  in drm_open_helper()  argument
140 	struct drm_device *dev = minor->dev;  in drm_open_helper()
151 	DRM_DEBUG("pid = %d, minor = %d\n", task_pid_nr(current), minor->index);  in drm_open_helper()
161 	priv->minor = minor;  in drm_open_helper()
189 	if (drm_is_primary_client(priv) && !priv->minor->master) {  in drm_open_helper()
191 		priv->minor->master = drm_master_create(priv->minor);  in drm_open_helper()
192 		if (!priv->minor->master) {  in drm_open_helper()
199 		priv->master = drm_master_get(priv->minor->master);  in drm_open_helper()
206 				drm_master_put(&priv->minor->master);  in drm_open_helper()
215 				drm_master_put(&priv->minor->master);  in drm_open_helper()
222 		priv->master = drm_master_get(priv->minor->master);  in drm_open_helper()
281 	struct drm_device *dev = file_priv->minor->dev;  in drm_events_release()
373 	struct drm_minor *minor = file_priv->minor;  in drm_release()  local
374 	struct drm_device *dev = minor->dev;  in drm_release()
394 		  (long)old_encode_dev(file_priv->minor->kdev->devt),  in drm_release()
403 	if (file_priv->minor->master)  in drm_release()
438 		if (file_priv->minor->master == file_priv->master) {  in drm_release()
442 			drm_master_put(&file_priv->minor->master);  in drm_release()
475 	drm_minor_release(minor);  in drm_release()
485 	struct drm_device *dev = file_priv->minor->dev;  in drm_read()