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| author | Alexandre Courbot <acourbot@chromium.org> | 2018-05-21 10:54:35 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-08-31 17:08:55 +0200 |
| commit | f23317adf6a726b9dbedbe3a0363846f597cc0e8 (patch) | |
| tree | 0a3349b9921fee333a758911bc8e66eb42f4eae1 /include/uapi | |
| parent | media: v4l2-dev: lock req_queue_mutex (diff) | |
| download | linux-f23317adf6a726b9dbedbe3a0363846f597cc0e8.tar.xz linux-f23317adf6a726b9dbedbe3a0363846f597cc0e8.zip | |
media: videodev2.h: add request_fd field to v4l2_ext_controls
If 'which' is V4L2_CTRL_WHICH_REQUEST_VAL, then the 'request_fd' field
can be used to specify a request for the G/S/TRY_EXT_CTRLS ioctls.
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Reviewed-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'include/uapi')
| -rw-r--r-- | include/uapi/linux/videodev2.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 622f0479d668..ec62d376ba61 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -1606,7 +1606,8 @@ struct v4l2_ext_controls { }; __u32 count; __u32 error_idx; - __u32 reserved[2]; + __s32 request_fd; + __u32 reserved[1]; struct v4l2_ext_control *controls; }; @@ -1619,6 +1620,7 @@ struct v4l2_ext_controls { #define V4L2_CTRL_MAX_DIMS (4) #define V4L2_CTRL_WHICH_CUR_VAL 0 #define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000 +#define V4L2_CTRL_WHICH_REQUEST_VAL 0x0f010000 enum v4l2_ctrl_type { V4L2_CTRL_TYPE_INTEGER = 1, |