v4l2-common.h revision 12e1f28cce28271eb109a5bae818a804f0c3bb27 
1/*
2 * include/linux/v4l2-common.h
3 *
4 * Common V4L2 and V4L2 subdev definitions.
5 *
6 * Users are advised to #include this file either through videodev2.h
7 * (V4L2) or through v4l2-subdev.h (V4L2 subdev) rather than to refer
8 * to this file directly.
9 *
10 * Copyright (C) 2012 Nokia Corporation
11 * Contact: Sakari Ailus <sakari.ailus@iki.fi>
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License
15 * version 2 as published by the Free Software Foundation.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
25 * 02110-1301 USA
26 *
27 */
28
29#ifndef __V4L2_COMMON__
30#define __V4L2_COMMON__
31
32#include <linux/types.h>
33
34/*
35 *
36 * Selection interface definitions
37 *
38 */
39
40/* Current cropping area */
41#define V4L2_SEL_TGT_CROP		0x0000
42/* Default cropping area */
43#define V4L2_SEL_TGT_CROP_DEFAULT	0x0001
44/* Cropping bounds */
45#define V4L2_SEL_TGT_CROP_BOUNDS	0x0002
46/* Native frame size */
47#define V4L2_SEL_TGT_NATIVE_SIZE	0x0003
48/* Current composing area */
49#define V4L2_SEL_TGT_COMPOSE		0x0100
50/* Default composing area */
51#define V4L2_SEL_TGT_COMPOSE_DEFAULT	0x0101
52/* Composing bounds */
53#define V4L2_SEL_TGT_COMPOSE_BOUNDS	0x0102
54/* Current composing area plus all padding pixels */
55#define V4L2_SEL_TGT_COMPOSE_PADDED	0x0103
56
57/* Backward compatibility target definitions --- to be removed. */
58#define V4L2_SEL_TGT_CROP_ACTIVE	V4L2_SEL_TGT_CROP
59#define V4L2_SEL_TGT_COMPOSE_ACTIVE	V4L2_SEL_TGT_COMPOSE
60#define V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL	V4L2_SEL_TGT_CROP
61#define V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL V4L2_SEL_TGT_COMPOSE
62#define V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS	V4L2_SEL_TGT_CROP_BOUNDS
63#define V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS V4L2_SEL_TGT_COMPOSE_BOUNDS
64
65/* Selection flags */
66#define V4L2_SEL_FLAG_GE		(1 << 0)
67#define V4L2_SEL_FLAG_LE		(1 << 1)
68#define V4L2_SEL_FLAG_KEEP_CONFIG	(1 << 2)
69
70/* Backward compatibility flag definitions --- to be removed. */
71#define V4L2_SUBDEV_SEL_FLAG_SIZE_GE	V4L2_SEL_FLAG_GE
72#define V4L2_SUBDEV_SEL_FLAG_SIZE_LE	V4L2_SEL_FLAG_LE
73#define V4L2_SUBDEV_SEL_FLAG_KEEP_CONFIG V4L2_SEL_FLAG_KEEP_CONFIG
74
75struct v4l2_edid {
76	__u32 pad;
77	__u32 start_block;
78	__u32 blocks;
79	__u32 reserved[5];
80	__u8  *edid;
81};
82
83#endif /* __V4L2_COMMON__ */
84