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
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