xref: /openbmc/linux/include/media/i2c/bt819.h (revision 74ba9207)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3     bt819.h - bt819 notifications
4 
5     Copyright (C) 2009 Hans Verkuil (hverkuil@xs4all.nl)
6 
7 */
8 
9 #ifndef _BT819_H_
10 #define _BT819_H_
11 
12 #include <linux/ioctl.h>
13 
14 /* v4l2_device notifications. */
15 
16 /* Needed to reset the FIFO buffer when changing the input
17    or the video standard.
18 
19    Note: these ioctls that internal to the kernel and are never called
20    from userspace. */
21 #define BT819_FIFO_RESET_LOW	_IO('b', 0)
22 #define BT819_FIFO_RESET_HIGH	_IO('b', 1)
23 
24 #endif
25