diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-10-17 09:32:49 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-10-17 09:32:49 -0300 |
commit | 214e2ca2b82d335935a861c253fe94c61ad77aad (patch) | |
tree | eee42ff74d10470789d919b8499737ad0e919360 /include/uapi/linux/v4l2-subdev.h | |
parent | 1fdead8ad31d3aa833bc37739273fcde89ace93c (diff) | |
parent | ddffeb8c4d0331609ef2581d84de4d763607bd37 (diff) |
Merge tag 'v3.7-rc1' into staging/for_v3.8
Linux 3.7-rc1
* tag 'v3.7-rc1': (9579 commits)
Linux 3.7-rc1
x86, boot: Explicitly include autoconf.h for hostprogs
perf: Fix UAPI fallout
ARM: config: make sure that platforms are ordered by option string
ARM: config: sort select statements alphanumerically
UAPI: (Scripted) Disintegrate include/linux/byteorder
UAPI: (Scripted) Disintegrate include/linux
UAPI: Unexport linux/blk_types.h
UAPI: Unexport part of linux/ppp-comp.h
perf: Handle new rbtree implementation
procfs: don't need a PATH_MAX allocation to hold a string representation of an int
vfs: embed struct filename inside of names_cache allocation if possible
audit: make audit_inode take struct filename
vfs: make path_openat take a struct filename pointer
vfs: turn do_path_lookup into wrapper around struct filename variant
audit: allow audit code to satisfy getname requests from its names_list
vfs: define struct filename and have getname() return it
btrfs: Fix compilation with user namespace support enabled
userns: Fix posix_acl_file_xattr_userns gid conversion
userns: Properly print bluetooth socket uids
...
Diffstat (limited to 'include/uapi/linux/v4l2-subdev.h')
-rw-r--r-- | include/uapi/linux/v4l2-subdev.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/include/uapi/linux/v4l2-subdev.h b/include/uapi/linux/v4l2-subdev.h new file mode 100644 index 00000000000..a33c4daadce --- /dev/null +++ b/include/uapi/linux/v4l2-subdev.h @@ -0,0 +1,180 @@ +/* + * V4L2 subdev userspace API + * + * Copyright (C) 2010 Nokia Corporation + * + * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * Sakari Ailus <sakari.ailus@iki.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __LINUX_V4L2_SUBDEV_H +#define __LINUX_V4L2_SUBDEV_H + +#include <linux/ioctl.h> +#include <linux/types.h> +#include <linux/v4l2-common.h> +#include <linux/v4l2-mediabus.h> + +/** + * enum v4l2_subdev_format_whence - Media bus format type + * @V4L2_SUBDEV_FORMAT_TRY: try format, for negotiation only + * @V4L2_SUBDEV_FORMAT_ACTIVE: active format, applied to the device + */ +enum v4l2_subdev_format_whence { + V4L2_SUBDEV_FORMAT_TRY = 0, + V4L2_SUBDEV_FORMAT_ACTIVE = 1, +}; + +/** + * struct v4l2_subdev_format - Pad-level media bus format + * @which: format type (from enum v4l2_subdev_format_whence) + * @pad: pad number, as reported by the media API + * @format: media bus format (format code and frame size) + */ +struct v4l2_subdev_format { + __u32 which; + __u32 pad; + struct v4l2_mbus_framefmt format; + __u32 reserved[8]; +}; + +/** + * struct v4l2_subdev_crop - Pad-level crop settings + * @which: format type (from enum v4l2_subdev_format_whence) + * @pad: pad number, as reported by the media API + * @rect: pad crop rectangle boundaries + */ +struct v4l2_subdev_crop { + __u32 which; + __u32 pad; + struct v4l2_rect rect; + __u32 reserved[8]; +}; + +/** + * struct v4l2_subdev_mbus_code_enum - Media bus format enumeration + * @pad: pad number, as reported by the media API + * @index: format index during enumeration + * @code: format code (from enum v4l2_mbus_pixelcode) + */ +struct v4l2_subdev_mbus_code_enum { + __u32 pad; + __u32 index; + __u32 code; + __u32 reserved[9]; +}; + +/** + * struct v4l2_subdev_frame_size_enum - Media bus format enumeration + * @pad: pad number, as reported by the media API + * @index: format index during enumeration + * @code: format code (from enum v4l2_mbus_pixelcode) + */ +struct v4l2_subdev_frame_size_enum { + __u32 index; + __u32 pad; + __u32 code; + __u32 min_width; + __u32 max_width; + __u32 min_height; + __u32 max_height; + __u32 reserved[9]; +}; + +/** + * struct v4l2_subdev_frame_interval - Pad-level frame rate + * @pad: pad number, as reported by the media API + * @interval: frame interval in seconds + */ +struct v4l2_subdev_frame_interval { + __u32 pad; + struct v4l2_fract interval; + __u32 reserved[9]; +}; + +/** + * struct v4l2_subdev_frame_interval_enum - Frame interval enumeration + * @pad: pad number, as reported by the media API + * @index: frame interval index during enumeration + * @code: format code (from enum v4l2_mbus_pixelcode) + * @width: frame width in pixels + * @height: frame height in pixels + * @interval: frame interval in seconds + */ +struct v4l2_subdev_frame_interval_enum { + __u32 index; + __u32 pad; + __u32 code; + __u32 width; + __u32 height; + struct v4l2_fract interval; + __u32 reserved[9]; +}; + +/** + * struct v4l2_subdev_selection - selection info + * + * @which: either V4L2_SUBDEV_FORMAT_ACTIVE or V4L2_SUBDEV_FORMAT_TRY + * @pad: pad number, as reported by the media API + * @target: Selection target, used to choose one of possible rectangles, + * defined in v4l2-common.h; V4L2_SEL_TGT_* . + * @flags: constraint flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*. + * @r: coordinates of the selection window + * @reserved: for future use, set to zero for now + * + * Hardware may use multiple helper windows to process a video stream. + * The structure is used to exchange this selection areas between + * an application and a driver. + */ +struct v4l2_subdev_selection { + __u32 which; + __u32 pad; + __u32 target; + __u32 flags; + struct v4l2_rect r; + __u32 reserved[8]; +}; + +struct v4l2_subdev_edid { + __u32 pad; + __u32 start_block; + __u32 blocks; + __u32 reserved[5]; + __u8 __user *edid; +}; + +#define VIDIOC_SUBDEV_G_FMT _IOWR('V', 4, struct v4l2_subdev_format) +#define VIDIOC_SUBDEV_S_FMT _IOWR('V', 5, struct v4l2_subdev_format) +#define VIDIOC_SUBDEV_G_FRAME_INTERVAL \ + _IOWR('V', 21, struct v4l2_subdev_frame_interval) +#define VIDIOC_SUBDEV_S_FRAME_INTERVAL \ + _IOWR('V', 22, struct v4l2_subdev_frame_interval) +#define VIDIOC_SUBDEV_ENUM_MBUS_CODE \ + _IOWR('V', 2, struct v4l2_subdev_mbus_code_enum) +#define VIDIOC_SUBDEV_ENUM_FRAME_SIZE \ + _IOWR('V', 74, struct v4l2_subdev_frame_size_enum) +#define VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL \ + _IOWR('V', 75, struct v4l2_subdev_frame_interval_enum) +#define VIDIOC_SUBDEV_G_CROP _IOWR('V', 59, struct v4l2_subdev_crop) +#define VIDIOC_SUBDEV_S_CROP _IOWR('V', 60, struct v4l2_subdev_crop) +#define VIDIOC_SUBDEV_G_SELECTION \ + _IOWR('V', 61, struct v4l2_subdev_selection) +#define VIDIOC_SUBDEV_S_SELECTION \ + _IOWR('V', 62, struct v4l2_subdev_selection) +#define VIDIOC_SUBDEV_G_EDID _IOWR('V', 40, struct v4l2_subdev_edid) +#define VIDIOC_SUBDEV_S_EDID _IOWR('V', 41, struct v4l2_subdev_edid) + +#endif |