197 	struct video_device *vdev = video_devdata(file);  in fops_open()  local
202 	DEB_EE("file:%p, dev:%s\n", file, video_device_node_name(vdev));  in fops_open()
204 	if (mutex_lock_interruptible(vdev->lock))  in fops_open()
224 	v4l2_fh_init(&fh->fh, vdev);  in fops_open()
229 	if (vdev->vfl_type == VFL_TYPE_VBI) {  in fops_open()
256 	mutex_unlock(vdev->lock);  in fops_open()
262 	struct video_device *vdev = video_devdata(file);  in fops_release()  local
268 	mutex_lock(vdev->lock);  in fops_release()
270 	if (vdev->vfl_type == VFL_TYPE_VBI) {  in fops_release()
285 	mutex_unlock(vdev->lock);  in fops_release()
292 	struct video_device *vdev = video_devdata(file);  in fops_mmap()  local
297 	switch (vdev->vfl_type) {  in fops_mmap()
316 	if (mutex_lock_interruptible(vdev->lock))  in fops_mmap()
319 	mutex_unlock(vdev->lock);  in fops_mmap()
325 	struct video_device *vdev = video_devdata(file);  in __fops_poll()  local
333 	if (vdev->vfl_type == VFL_TYPE_VBI) {  in __fops_poll()
364 	struct video_device *vdev = video_devdata(file);  in fops_poll()  local
367 	mutex_lock(vdev->lock);  in fops_poll()
369 	mutex_unlock(vdev->lock);  in fops_poll()
375 	struct video_device *vdev = video_devdata(file);  in fops_read()  local
379 	switch (vdev->vfl_type) {  in fops_read()
392 			if (mutex_lock_interruptible(vdev->lock))  in fops_read()
395 			mutex_unlock(vdev->lock);  in fops_read()
406 	struct video_device *vdev = video_devdata(file);  in fops_write()  local
410 	switch (vdev->vfl_type) {  in fops_write()
415 			if (mutex_lock_interruptible(vdev->lock))  in fops_write()
418 			mutex_unlock(vdev->lock);  in fops_write()