projects / GitHub / LineageOS / android_hardware_samsung_slsi_exynos5.git / blame
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| db7d80d7 GH |
1 | /* |
| 2 | * V4L2 subdev userspace API | |
| 3 | * | |
| 4 | * Copyright (C) 2010 Nokia Corporation | |
| 5 | * | |
| 6 | * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> | |
| 7 | * Sakari Ailus <sakari.ailus@iki.fi> | |
| 8 | * | |
| 9 | * This program is free software; you can redistribute it and/or modify | |
| 10 | * it under the terms of the GNU General Public License version 2 as | |
| 11 | * published by the Free Software Foundation. | |
| 12 | * | |
| 13 | * This program is distributed in the hope that it will be useful, | |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | * GNU General Public License for more details. | |
| 17 | * | |
| 18 | * You should have received a copy of the GNU General Public License | |
| 19 | * along with this program; if not, write to the Free Software | |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 21 | */ | |
| 22 | ||
| 23 | #ifndef __LINUX_V4L2_SUBDEV_H | |
| 24 | #define __LINUX_V4L2_SUBDEV_H | |
| 25 | ||
| 26 | #include <linux/ioctl.h> | |
| 27 | #include <linux/types.h> | |
| 28 | #include "v4l2-mediabus.h" | |
| 29 | ||
| 30 | /** | |
| 31 | * enum v4l2_subdev_format_whence - Media bus format type | |
| 32 | * @V4L2_SUBDEV_FORMAT_TRY: try format, for negotiation only | |
| 33 | * @V4L2_SUBDEV_FORMAT_ACTIVE: active format, applied to the device | |
| 34 | */ | |
| 35 | enum v4l2_subdev_format_whence { | |
| 36 | V4L2_SUBDEV_FORMAT_TRY = 0, | |
| 37 | V4L2_SUBDEV_FORMAT_ACTIVE = 1, | |
| 38 | }; | |
| 39 | ||
| 40 | /** | |
| 41 | * struct v4l2_subdev_format - Pad-level media bus format | |
| 42 | * @which: format type (from enum v4l2_subdev_format_whence) | |
| 43 | * @pad: pad number, as reported by the media API | |
| 44 | * @format: media bus format (format code and frame size) | |
| 45 | */ | |
| 46 | struct v4l2_subdev_format { | |
| 47 | __u32 which; | |
| 48 | __u32 pad; | |
| 49 | struct v4l2_mbus_framefmt format; | |
| 50 | __u32 reserved[8]; | |
| 51 | }; | |
| 52 | ||
| 53 | /** | |
| 54 | * struct v4l2_subdev_crop - Pad-level crop settings | |
| 55 | * @which: format type (from enum v4l2_subdev_format_whence) | |
| 56 | * @pad: pad number, as reported by the media API | |
| 57 | * @rect: pad crop rectangle boundaries | |
| 58 | */ | |
| 59 | struct v4l2_subdev_crop { | |
| 60 | __u32 which; | |
| 61 | __u32 pad; | |
| 62 | struct v4l2_rect rect; | |
| 63 | __u32 reserved[8]; | |
| 64 | }; | |
| 65 | ||
| 66 | /** | |
| 67 | * struct v4l2_subdev_mbus_code_enum - Media bus format enumeration | |
| 68 | * @pad: pad number, as reported by the media API | |
| 69 | * @index: format index during enumeration | |
| 70 | * @code: format code (from enum v4l2_mbus_pixelcode) | |
| 71 | */ | |
| 72 | struct v4l2_subdev_mbus_code_enum { | |
| 73 | __u32 pad; | |
| 74 | __u32 index; | |
| 75 | __u32 code; | |
| 76 | __u32 reserved[9]; | |
| 77 | }; | |
| 78 | ||
| 79 | /** | |
| 80 | * struct v4l2_subdev_frame_size_enum - Media bus format enumeration | |
| 81 | * @pad: pad number, as reported by the media API | |
| 82 | * @index: format index during enumeration | |
| 83 | * @code: format code (from enum v4l2_mbus_pixelcode) | |
| 84 | */ | |
| 85 | struct v4l2_subdev_frame_size_enum { | |
| 86 | __u32 index; | |
| 87 | __u32 pad; | |
| 88 | __u32 code; | |
| 89 | __u32 min_width; | |
| 90 | __u32 max_width; | |
| 91 | __u32 min_height; | |
| 92 | __u32 max_height; | |
| 93 | __u32 reserved[9]; | |
| 94 | }; | |
| 95 | ||
| 96 | /** | |
| 97 | * struct v4l2_subdev_frame_interval - Pad-level frame rate | |
| 98 | * @pad: pad number, as reported by the media API | |
| 99 | * @interval: frame interval in seconds | |
| 100 | */ | |
| 101 | struct v4l2_subdev_frame_interval { | |
| 102 | __u32 pad; | |
| 103 | struct v4l2_fract interval; | |
| 104 | __u32 reserved[9]; | |
| 105 | }; | |
| 106 | ||
| 107 | /** | |
| 108 | * struct v4l2_subdev_frame_interval_enum - Frame interval enumeration | |
| 109 | * @pad: pad number, as reported by the media API | |
| 110 | * @index: frame interval index during enumeration | |
| 111 | * @code: format code (from enum v4l2_mbus_pixelcode) | |
| 112 | * @width: frame width in pixels | |
| 113 | * @height: frame height in pixels | |
| 114 | * @interval: frame interval in seconds | |
| 115 | */ | |
| 116 | struct v4l2_subdev_frame_interval_enum { | |
| 117 | __u32 index; | |
| 118 | __u32 pad; | |
| 119 | __u32 code; | |
| 120 | __u32 width; | |
| 121 | __u32 height; | |
| 122 | struct v4l2_fract interval; | |
| 123 | __u32 reserved[9]; | |
| 124 | }; | |
| 125 | ||
| 126 | #define VIDIOC_SUBDEV_G_FMT _IOWR('V', 4, struct v4l2_subdev_format) | |
| 127 | #define VIDIOC_SUBDEV_S_FMT _IOWR('V', 5, struct v4l2_subdev_format) | |
| 128 | #define VIDIOC_SUBDEV_G_FRAME_INTERVAL \ | |
| 129 | _IOWR('V', 21, struct v4l2_subdev_frame_interval) | |
| 130 | #define VIDIOC_SUBDEV_S_FRAME_INTERVAL \ | |
| 131 | _IOWR('V', 22, struct v4l2_subdev_frame_interval) | |
| 132 | #define VIDIOC_SUBDEV_ENUM_MBUS_CODE \ | |
| 133 | _IOWR('V', 2, struct v4l2_subdev_mbus_code_enum) | |
| 134 | #define VIDIOC_SUBDEV_ENUM_FRAME_SIZE \ | |
| 135 | _IOWR('V', 74, struct v4l2_subdev_frame_size_enum) | |
| 136 | #define VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL \ | |
| 137 | _IOWR('V', 75, struct v4l2_subdev_frame_interval_enum) | |
| 138 | #define VIDIOC_SUBDEV_G_CROP _IOWR('V', 59, struct v4l2_subdev_crop) | |
| 139 | #define VIDIOC_SUBDEV_S_CROP _IOWR('V', 60, struct v4l2_subdev_crop) | |
| 140 | ||
| 141 | #endif |