1607ca46eSDavid Howells /* 2607ca46eSDavid Howells * V4L2 subdev userspace API 3607ca46eSDavid Howells * 4607ca46eSDavid Howells * Copyright (C) 2010 Nokia Corporation 5607ca46eSDavid Howells * 6607ca46eSDavid Howells * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> 7607ca46eSDavid Howells * Sakari Ailus <sakari.ailus@iki.fi> 8607ca46eSDavid Howells * 9607ca46eSDavid Howells * This program is free software; you can redistribute it and/or modify 10607ca46eSDavid Howells * it under the terms of the GNU General Public License version 2 as 11607ca46eSDavid Howells * published by the Free Software Foundation. 12607ca46eSDavid Howells * 13607ca46eSDavid Howells * This program is distributed in the hope that it will be useful, 14607ca46eSDavid Howells * but WITHOUT ANY WARRANTY; without even the implied warranty of 15607ca46eSDavid Howells * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16607ca46eSDavid Howells * GNU General Public License for more details. 17607ca46eSDavid Howells * 18607ca46eSDavid Howells * You should have received a copy of the GNU General Public License 19607ca46eSDavid Howells * along with this program; if not, write to the Free Software 20607ca46eSDavid Howells * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21607ca46eSDavid Howells */ 22607ca46eSDavid Howells 23607ca46eSDavid Howells #ifndef __LINUX_V4L2_SUBDEV_H 24607ca46eSDavid Howells #define __LINUX_V4L2_SUBDEV_H 25607ca46eSDavid Howells 26607ca46eSDavid Howells #include <linux/ioctl.h> 27607ca46eSDavid Howells #include <linux/types.h> 28607ca46eSDavid Howells #include <linux/v4l2-common.h> 29607ca46eSDavid Howells #include <linux/v4l2-mediabus.h> 30607ca46eSDavid Howells 31607ca46eSDavid Howells /** 32607ca46eSDavid Howells * enum v4l2_subdev_format_whence - Media bus format type 33607ca46eSDavid Howells * @V4L2_SUBDEV_FORMAT_TRY: try format, for negotiation only 34607ca46eSDavid Howells * @V4L2_SUBDEV_FORMAT_ACTIVE: active format, applied to the device 35607ca46eSDavid Howells */ 36607ca46eSDavid Howells enum v4l2_subdev_format_whence { 37607ca46eSDavid Howells V4L2_SUBDEV_FORMAT_TRY = 0, 38607ca46eSDavid Howells V4L2_SUBDEV_FORMAT_ACTIVE = 1, 39607ca46eSDavid Howells }; 40607ca46eSDavid Howells 41607ca46eSDavid Howells /** 42607ca46eSDavid Howells * struct v4l2_subdev_format - Pad-level media bus format 43607ca46eSDavid Howells * @which: format type (from enum v4l2_subdev_format_whence) 44607ca46eSDavid Howells * @pad: pad number, as reported by the media API 45607ca46eSDavid Howells * @format: media bus format (format code and frame size) 46607ca46eSDavid Howells */ 47607ca46eSDavid Howells struct v4l2_subdev_format { 48607ca46eSDavid Howells __u32 which; 49607ca46eSDavid Howells __u32 pad; 50607ca46eSDavid Howells struct v4l2_mbus_framefmt format; 51607ca46eSDavid Howells __u32 reserved[8]; 52607ca46eSDavid Howells }; 53607ca46eSDavid Howells 54607ca46eSDavid Howells /** 55607ca46eSDavid Howells * struct v4l2_subdev_crop - Pad-level crop settings 56607ca46eSDavid Howells * @which: format type (from enum v4l2_subdev_format_whence) 57607ca46eSDavid Howells * @pad: pad number, as reported by the media API 58607ca46eSDavid Howells * @rect: pad crop rectangle boundaries 59607ca46eSDavid Howells */ 60607ca46eSDavid Howells struct v4l2_subdev_crop { 61607ca46eSDavid Howells __u32 which; 62607ca46eSDavid Howells __u32 pad; 63607ca46eSDavid Howells struct v4l2_rect rect; 64607ca46eSDavid Howells __u32 reserved[8]; 65607ca46eSDavid Howells }; 66607ca46eSDavid Howells 67607ca46eSDavid Howells /** 68607ca46eSDavid Howells * struct v4l2_subdev_mbus_code_enum - Media bus format enumeration 69607ca46eSDavid Howells * @pad: pad number, as reported by the media API 70607ca46eSDavid Howells * @index: format index during enumeration 71607ca46eSDavid Howells * @code: format code (from enum v4l2_mbus_pixelcode) 72607ca46eSDavid Howells */ 73607ca46eSDavid Howells struct v4l2_subdev_mbus_code_enum { 74607ca46eSDavid Howells __u32 pad; 75607ca46eSDavid Howells __u32 index; 76607ca46eSDavid Howells __u32 code; 77607ca46eSDavid Howells __u32 reserved[9]; 78607ca46eSDavid Howells }; 79607ca46eSDavid Howells 80607ca46eSDavid Howells /** 81607ca46eSDavid Howells * struct v4l2_subdev_frame_size_enum - Media bus format enumeration 82607ca46eSDavid Howells * @pad: pad number, as reported by the media API 83607ca46eSDavid Howells * @index: format index during enumeration 84607ca46eSDavid Howells * @code: format code (from enum v4l2_mbus_pixelcode) 85607ca46eSDavid Howells */ 86607ca46eSDavid Howells struct v4l2_subdev_frame_size_enum { 87607ca46eSDavid Howells __u32 index; 88607ca46eSDavid Howells __u32 pad; 89607ca46eSDavid Howells __u32 code; 90607ca46eSDavid Howells __u32 min_width; 91607ca46eSDavid Howells __u32 max_width; 92607ca46eSDavid Howells __u32 min_height; 93607ca46eSDavid Howells __u32 max_height; 94607ca46eSDavid Howells __u32 reserved[9]; 95607ca46eSDavid Howells }; 96607ca46eSDavid Howells 97607ca46eSDavid Howells /** 98607ca46eSDavid Howells * struct v4l2_subdev_frame_interval - Pad-level frame rate 99607ca46eSDavid Howells * @pad: pad number, as reported by the media API 100607ca46eSDavid Howells * @interval: frame interval in seconds 101607ca46eSDavid Howells */ 102607ca46eSDavid Howells struct v4l2_subdev_frame_interval { 103607ca46eSDavid Howells __u32 pad; 104607ca46eSDavid Howells struct v4l2_fract interval; 105607ca46eSDavid Howells __u32 reserved[9]; 106607ca46eSDavid Howells }; 107607ca46eSDavid Howells 108607ca46eSDavid Howells /** 109607ca46eSDavid Howells * struct v4l2_subdev_frame_interval_enum - Frame interval enumeration 110607ca46eSDavid Howells * @pad: pad number, as reported by the media API 111607ca46eSDavid Howells * @index: frame interval index during enumeration 112607ca46eSDavid Howells * @code: format code (from enum v4l2_mbus_pixelcode) 113607ca46eSDavid Howells * @width: frame width in pixels 114607ca46eSDavid Howells * @height: frame height in pixels 115607ca46eSDavid Howells * @interval: frame interval in seconds 116607ca46eSDavid Howells */ 117607ca46eSDavid Howells struct v4l2_subdev_frame_interval_enum { 118607ca46eSDavid Howells __u32 index; 119607ca46eSDavid Howells __u32 pad; 120607ca46eSDavid Howells __u32 code; 121607ca46eSDavid Howells __u32 width; 122607ca46eSDavid Howells __u32 height; 123607ca46eSDavid Howells struct v4l2_fract interval; 124607ca46eSDavid Howells __u32 reserved[9]; 125607ca46eSDavid Howells }; 126607ca46eSDavid Howells 127607ca46eSDavid Howells /** 128607ca46eSDavid Howells * struct v4l2_subdev_selection - selection info 129607ca46eSDavid Howells * 130607ca46eSDavid Howells * @which: either V4L2_SUBDEV_FORMAT_ACTIVE or V4L2_SUBDEV_FORMAT_TRY 131607ca46eSDavid Howells * @pad: pad number, as reported by the media API 132607ca46eSDavid Howells * @target: Selection target, used to choose one of possible rectangles, 133607ca46eSDavid Howells * defined in v4l2-common.h; V4L2_SEL_TGT_* . 134607ca46eSDavid Howells * @flags: constraint flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*. 135607ca46eSDavid Howells * @r: coordinates of the selection window 136607ca46eSDavid Howells * @reserved: for future use, set to zero for now 137607ca46eSDavid Howells * 138607ca46eSDavid Howells * Hardware may use multiple helper windows to process a video stream. 139607ca46eSDavid Howells * The structure is used to exchange this selection areas between 140607ca46eSDavid Howells * an application and a driver. 141607ca46eSDavid Howells */ 142607ca46eSDavid Howells struct v4l2_subdev_selection { 143607ca46eSDavid Howells __u32 which; 144607ca46eSDavid Howells __u32 pad; 145607ca46eSDavid Howells __u32 target; 146607ca46eSDavid Howells __u32 flags; 147607ca46eSDavid Howells struct v4l2_rect r; 148607ca46eSDavid Howells __u32 reserved[8]; 149607ca46eSDavid Howells }; 150607ca46eSDavid Howells 151254a4777SHans Verkuil /* Backwards compatibility define --- to be removed */ 152254a4777SHans Verkuil #define v4l2_subdev_edid v4l2_edid 153607ca46eSDavid Howells 154607ca46eSDavid Howells #define VIDIOC_SUBDEV_G_FMT _IOWR('V', 4, struct v4l2_subdev_format) 155607ca46eSDavid Howells #define VIDIOC_SUBDEV_S_FMT _IOWR('V', 5, struct v4l2_subdev_format) 156c4fa146cSLaurent Pinchart #define VIDIOC_SUBDEV_G_FRAME_INTERVAL _IOWR('V', 21, struct v4l2_subdev_frame_interval) 157c4fa146cSLaurent Pinchart #define VIDIOC_SUBDEV_S_FRAME_INTERVAL _IOWR('V', 22, struct v4l2_subdev_frame_interval) 158c4fa146cSLaurent Pinchart #define VIDIOC_SUBDEV_ENUM_MBUS_CODE _IOWR('V', 2, struct v4l2_subdev_mbus_code_enum) 159c4fa146cSLaurent Pinchart #define VIDIOC_SUBDEV_ENUM_FRAME_SIZE _IOWR('V', 74, struct v4l2_subdev_frame_size_enum) 160c4fa146cSLaurent Pinchart #define VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL _IOWR('V', 75, struct v4l2_subdev_frame_interval_enum) 161607ca46eSDavid Howells #define VIDIOC_SUBDEV_G_CROP _IOWR('V', 59, struct v4l2_subdev_crop) 162607ca46eSDavid Howells #define VIDIOC_SUBDEV_S_CROP _IOWR('V', 60, struct v4l2_subdev_crop) 163c4fa146cSLaurent Pinchart #define VIDIOC_SUBDEV_G_SELECTION _IOWR('V', 61, struct v4l2_subdev_selection) 164c4fa146cSLaurent Pinchart #define VIDIOC_SUBDEV_S_SELECTION _IOWR('V', 62, struct v4l2_subdev_selection) 165*9cfd65e8SLaurent Pinchart /* The following ioctls are identical to the ioctls in videodev2.h */ 166254a4777SHans Verkuil #define VIDIOC_SUBDEV_G_EDID _IOWR('V', 40, struct v4l2_edid) 167254a4777SHans Verkuil #define VIDIOC_SUBDEV_S_EDID _IOWR('V', 41, struct v4l2_edid) 168*9cfd65e8SLaurent Pinchart #define VIDIOC_SUBDEV_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings) 169*9cfd65e8SLaurent Pinchart #define VIDIOC_SUBDEV_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings) 170*9cfd65e8SLaurent Pinchart #define VIDIOC_SUBDEV_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings) 171*9cfd65e8SLaurent Pinchart #define VIDIOC_SUBDEV_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) 172*9cfd65e8SLaurent Pinchart #define VIDIOC_SUBDEV_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) 173607ca46eSDavid Howells 174607ca46eSDavid Howells #endif 175