| 1 | /* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */ |
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| 2 | /* |
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| 3 | * include/linux/v4l2-common.h |
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| 4 | * |
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| 5 | * Common V4L2 and V4L2 subdev definitions. |
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| 6 | * |
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| 7 | * Users are advised to #include this file either through videodev2.h |
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| 8 | * (V4L2) or through v4l2-subdev.h (V4L2 subdev) rather than to refer |
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| 9 | * to this file directly. |
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| 10 | * |
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| 11 | * Copyright (C) 2012 Nokia Corporation |
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| 12 | * Contact: Sakari Ailus <sakari.ailus@iki.fi> |
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| 13 | */ |
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| 14 | |
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| 15 | #ifndef __V4L2_COMMON__ |
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| 16 | #define __V4L2_COMMON__ |
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| 17 | |
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| 18 | #include <linux/types.h> |
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| 19 | |
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| 20 | /* |
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| 21 | * |
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| 22 | * Selection interface definitions |
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| 23 | * |
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| 24 | */ |
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| 25 | |
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| 26 | /* Current cropping area */ |
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| 27 | #define V4L2_SEL_TGT_CROP 0x0000 |
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| 28 | /* Default cropping area */ |
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| 29 | #define V4L2_SEL_TGT_CROP_DEFAULT 0x0001 |
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| 30 | /* Cropping bounds */ |
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| 31 | #define V4L2_SEL_TGT_CROP_BOUNDS 0x0002 |
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| 32 | /* Native frame size */ |
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| 33 | #define V4L2_SEL_TGT_NATIVE_SIZE 0x0003 |
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| 34 | /* Current composing area */ |
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| 35 | #define V4L2_SEL_TGT_COMPOSE 0x0100 |
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| 36 | /* Default composing area */ |
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| 37 | #define V4L2_SEL_TGT_COMPOSE_DEFAULT 0x0101 |
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| 38 | /* Composing bounds */ |
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| 39 | #define V4L2_SEL_TGT_COMPOSE_BOUNDS 0x0102 |
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| 40 | /* Current composing area plus all padding pixels */ |
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| 41 | #define V4L2_SEL_TGT_COMPOSE_PADDED 0x0103 |
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| 42 | |
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| 43 | /* Selection flags */ |
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| 44 | #define V4L2_SEL_FLAG_GE (1 << 0) |
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| 45 | #define V4L2_SEL_FLAG_LE (1 << 1) |
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| 46 | #define V4L2_SEL_FLAG_KEEP_CONFIG (1 << 2) |
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| 47 | |
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| 48 | struct v4l2_edid { |
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| 49 | __u32 pad; |
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| 50 | __u32 start_block; |
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| 51 | __u32 blocks; |
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| 52 | __u32 reserved[5]; |
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| 53 | __u8 *edid; |
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| 54 | }; |
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| 55 | |
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| 56 | #ifndef __KERNEL__ |
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| 57 | /* Backward compatibility target definitions --- to be removed. */ |
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| 58 | #define V4L2_SEL_TGT_CROP_ACTIVE V4L2_SEL_TGT_CROP |
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| 59 | #define V4L2_SEL_TGT_COMPOSE_ACTIVE V4L2_SEL_TGT_COMPOSE |
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| 60 | #define V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL V4L2_SEL_TGT_CROP |
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| 61 | #define V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL V4L2_SEL_TGT_COMPOSE |
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| 62 | #define V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS V4L2_SEL_TGT_CROP_BOUNDS |
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| 63 | #define V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS V4L2_SEL_TGT_COMPOSE_BOUNDS |
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| 64 | |
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| 65 | /* Backward compatibility flag definitions --- to be removed. */ |
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| 66 | #define V4L2_SUBDEV_SEL_FLAG_SIZE_GE V4L2_SEL_FLAG_GE |
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| 67 | #define V4L2_SUBDEV_SEL_FLAG_SIZE_LE V4L2_SEL_FLAG_LE |
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| 68 | #define V4L2_SUBDEV_SEL_FLAG_KEEP_CONFIG V4L2_SEL_FLAG_KEEP_CONFIG |
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| 69 | #endif |
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| 70 | |
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| 71 | #endif /* __V4L2_COMMON__ */ |
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| 72 | |
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