1/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */
2/*
3 * include/linux/v4l2-common.h
4 *
5 * Common V4L2 and V4L2 subdev definitions.
6 *
7 * Users are advised to #include this file either through videodev2.h
8 * (V4L2) or through v4l2-subdev.h (V4L2 subdev) rather than to refer
9 * to this file directly.
10 *
11 * Copyright (C) 2012 Nokia Corporation
12 * Contact: Sakari Ailus <sakari.ailus@iki.fi>
13 */
14
15#ifndef __V4L2_COMMON__
16#define __V4L2_COMMON__
17
18#include <linux/types.h>
19
20/*
21 *
22 * Selection interface definitions
23 *
24 */
25
26/* Current cropping area */
27#define V4L2_SEL_TGT_CROP 0x0000
28/* Default cropping area */
29#define V4L2_SEL_TGT_CROP_DEFAULT 0x0001
30/* Cropping bounds */
31#define V4L2_SEL_TGT_CROP_BOUNDS 0x0002
32/* Native frame size */
33#define V4L2_SEL_TGT_NATIVE_SIZE 0x0003
34/* Current composing area */
35#define V4L2_SEL_TGT_COMPOSE 0x0100
36/* Default composing area */
37#define V4L2_SEL_TGT_COMPOSE_DEFAULT 0x0101
38/* Composing bounds */
39#define V4L2_SEL_TGT_COMPOSE_BOUNDS 0x0102
40/* Current composing area plus all padding pixels */
41#define V4L2_SEL_TGT_COMPOSE_PADDED 0x0103
42
43/* Selection flags */
44#define V4L2_SEL_FLAG_GE (1 << 0)
45#define V4L2_SEL_FLAG_LE (1 << 1)
46#define V4L2_SEL_FLAG_KEEP_CONFIG (1 << 2)
47
48struct v4l2_edid {
49 __u32 pad;
50 __u32 start_block;
51 __u32 blocks;
52 __u32 reserved[5];
53 __u8 *edid;
54};
55
56/* Backward compatibility target definitions --- to be removed. */
57#define V4L2_SEL_TGT_CROP_ACTIVE V4L2_SEL_TGT_CROP
58#define V4L2_SEL_TGT_COMPOSE_ACTIVE V4L2_SEL_TGT_COMPOSE
59#define V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL V4L2_SEL_TGT_CROP
60#define V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL V4L2_SEL_TGT_COMPOSE
61#define V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS V4L2_SEL_TGT_CROP_BOUNDS
62#define V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS V4L2_SEL_TGT_COMPOSE_BOUNDS
63
64/* Backward compatibility flag definitions --- to be removed. */
65#define V4L2_SUBDEV_SEL_FLAG_SIZE_GE V4L2_SEL_FLAG_GE
66#define V4L2_SUBDEV_SEL_FLAG_SIZE_LE V4L2_SEL_FLAG_LE
67#define V4L2_SUBDEV_SEL_FLAG_KEEP_CONFIG V4L2_SEL_FLAG_KEEP_CONFIG
68
69#endif /* __V4L2_COMMON__ */
70

source code of include/linux/v4l2-common.h