1399 static inline bool vb2_queue_is_busy(struct video_device *vdev, struct file *file)  in vb2_queue_is_busy()  argument
1401 	return vdev->queue->owner && vdev->queue->owner != file->private_data;  in vb2_queue_is_busy()
1409 	struct video_device *vdev = video_devdata(file);  in vb2_ioctl_reqbufs()  local
1410 	int res = vb2_verify_memory_type(vdev->queue, p->memory, p->type);  in vb2_ioctl_reqbufs()
1414 	if (vb2_queue_is_busy(vdev, file))  in vb2_ioctl_reqbufs()
1416 	res = vb2_core_reqbufs(vdev->queue, p->memory, &p->count);  in vb2_ioctl_reqbufs()
1420 		vdev->queue->owner = p->count ? file->private_data : NULL;  in vb2_ioctl_reqbufs()
1428 	struct video_device *vdev = video_devdata(file);  in vb2_ioctl_create_bufs()  local
1429 	int res = vb2_verify_memory_type(vdev->queue, p->memory,  in vb2_ioctl_create_bufs()
1432 	p->index = vdev->queue->num_buffers;  in vb2_ioctl_create_bufs()
1441 	if (vb2_queue_is_busy(vdev, file))  in vb2_ioctl_create_bufs()
1443 	res = vb2_core_create_bufs(vdev->queue, p->memory, &p->count,  in vb2_ioctl_create_bufs()
1446 		vdev->queue->owner = file->private_data;  in vb2_ioctl_create_bufs()
1454 	struct video_device *vdev = video_devdata(file);  in vb2_ioctl_prepare_buf()  local
1456 	if (vb2_queue_is_busy(vdev, file))  in vb2_ioctl_prepare_buf()
1458 	return vb2_prepare_buf(vdev->queue, p);  in vb2_ioctl_prepare_buf()
1464 	struct video_device *vdev = video_devdata(file);  in vb2_ioctl_querybuf()  local
1467 	return vb2_querybuf(vdev->queue, p);  in vb2_ioctl_querybuf()
1473 	struct video_device *vdev = video_devdata(file);  in vb2_ioctl_qbuf()  local
1475 	if (vb2_queue_is_busy(vdev, file))  in vb2_ioctl_qbuf()
1477 	return vb2_qbuf(vdev->queue, p);  in vb2_ioctl_qbuf()
1483 	struct video_device *vdev = video_devdata(file);  in vb2_ioctl_dqbuf()  local
1485 	if (vb2_queue_is_busy(vdev, file))  in vb2_ioctl_dqbuf()
1487 	return vb2_dqbuf(vdev->queue, p, file->f_flags & O_NONBLOCK);  in vb2_ioctl_dqbuf()
1493 	struct video_device *vdev = video_devdata(file);  in vb2_ioctl_streamon()  local
1495 	if (vb2_queue_is_busy(vdev, file))  in vb2_ioctl_streamon()
1497 	return vb2_streamon(vdev->queue, i);  in vb2_ioctl_streamon()
1503 	struct video_device *vdev = video_devdata(file);  in vb2_ioctl_streamoff()  local
1505 	if (vb2_queue_is_busy(vdev, file))  in vb2_ioctl_streamoff()
1507 	return vb2_streamoff(vdev->queue, i);  in vb2_ioctl_streamoff()
1513 	struct video_device *vdev = video_devdata(file);  in vb2_ioctl_expbuf()  local
1515 	if (vb2_queue_is_busy(vdev, file))  in vb2_ioctl_expbuf()
1517 	return vb2_expbuf(vdev->queue, p);  in vb2_ioctl_expbuf()
1525 	struct video_device *vdev = video_devdata(file);  in vb2_fop_mmap()  local
1527 	return vb2_mmap(vdev->queue, vma);  in vb2_fop_mmap()
1533 	struct video_device *vdev = video_devdata(file);  in _vb2_fop_release()  local
1537 	if (file->private_data == vdev->queue->owner) {  in _vb2_fop_release()
1538 		vb2_queue_release(vdev->queue);  in _vb2_fop_release()
1539 		vdev->queue->owner = NULL;  in _vb2_fop_release()
1549 	struct video_device *vdev = video_devdata(file);  in vb2_fop_release()  local
1550 	struct mutex *lock = vdev->queue->lock ? vdev->queue->lock : vdev->lock;  in vb2_fop_release()
1559 	struct video_device *vdev = video_devdata(file);  in vb2_fop_write()  local
1560 	struct mutex *lock = vdev->queue->lock ? vdev->queue->lock : vdev->lock;  in vb2_fop_write()
1563 	if (!(vdev->queue->io_modes & VB2_WRITE))  in vb2_fop_write()
1567 	if (vb2_queue_is_busy(vdev, file))  in vb2_fop_write()
1569 	err = vb2_write(vdev->queue, buf, count, ppos,  in vb2_fop_write()
1571 	if (vdev->queue->fileio)  in vb2_fop_write()
1572 		vdev->queue->owner = file->private_data;  in vb2_fop_write()
1583 	struct video_device *vdev = video_devdata(file);  in vb2_fop_read()  local
1584 	struct mutex *lock = vdev->queue->lock ? vdev->queue->lock : vdev->lock;  in vb2_fop_read()
1587 	if (!(vdev->queue->io_modes & VB2_READ))  in vb2_fop_read()
1591 	if (vb2_queue_is_busy(vdev, file))  in vb2_fop_read()
1593 	err = vb2_read(vdev->queue, buf, count, ppos,  in vb2_fop_read()
1595 	if (vdev->queue->fileio)  in vb2_fop_read()
1596 		vdev->queue->owner = file->private_data;  in vb2_fop_read()
1606 	struct video_device *vdev = video_devdata(file);  in vb2_fop_poll()  local
1607 	struct vb2_queue *q = vdev->queue;  in vb2_fop_poll()
1608 	struct mutex *lock = q->lock ? q->lock : vdev->lock;  in vb2_fop_poll()
1623 	res = vb2_poll(vdev->queue, file, wait);  in vb2_fop_poll()
1638 	struct video_device *vdev = video_devdata(file);  in vb2_fop_get_unmapped_area()  local
1640 	return vb2_get_unmapped_area(vdev->queue, addr, len, pgoff, flags);  in vb2_fop_get_unmapped_area()