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| author | Guennadi Liakhovetski <g.liakhovetski@gmx.de> | 2011-09-07 18:07:23 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-11-03 18:28:57 -0200 |
| commit | 09362ec25c3f42d00a4008d0622bfbca68e540f5 (patch) | |
| tree | 8f9f27d2edad2647df00db89a70d180398b45bc9 | |
| parent | 0934d94a52423fac35922c2e29d72a43db7ddd48 (diff) | |
| download | powerpc-09362ec25c3f42d00a4008d0622bfbca68e540f5.tar.gz | |
[media] V4L: docbook documentation for struct v4l2_create_buffers
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/video/v4l2-compat-ioctl32.c | 13 | ||||
| -rw-r--r-- | include/linux/videodev2.h | 14 |
2 files changed, 22 insertions, 5 deletions
diff --git a/drivers/media/video/v4l2-compat-ioctl32.c b/drivers/media/video/v4l2-compat-ioctl32.c index e77e0cfc931229..c68531b882794d 100644 --- a/drivers/media/video/v4l2-compat-ioctl32.c +++ b/drivers/media/video/v4l2-compat-ioctl32.c @@ -159,11 +159,20 @@ struct v4l2_format32 { } fmt; }; +/** + * struct v4l2_create_buffers32 - VIDIOC_CREATE_BUFS32 argument + * @index: on return, index of the first created buffer + * @count: entry: number of requested buffers, + * return: number of created buffers + * @memory: buffer memory type + * @format: frame format, for which buffers are requested + * @reserved: future extensions + */ struct v4l2_create_buffers32 { - __u32 index; /* output: buffers index...index + count - 1 have been created */ + __u32 index; __u32 count; enum v4l2_memory memory; - struct v4l2_format32 format; /* filled in by the user, plane sizes calculated by the driver */ + struct v4l2_format32 format; __u32 reserved[8]; }; diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index cd512f07beed7d..66945a6f628de6 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -2142,12 +2142,20 @@ struct v4l2_dbg_chip_ident { __u32 revision; /* chip revision, chip specific */ } __attribute__ ((packed)); -/* VIDIOC_CREATE_BUFS */ +/** + * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument + * @index: on return, index of the first created buffer + * @count: entry: number of requested buffers, + * return: number of created buffers + * @memory: buffer memory type + * @format: frame format, for which buffers are requested + * @reserved: future extensions + */ struct v4l2_create_buffers { - __u32 index; /* output: buffers index...index + count - 1 have been created */ + __u32 index; __u32 count; enum v4l2_memory memory; - struct v4l2_format format; /* "type" is used always, the rest if sizeimage == 0 */ + struct v4l2_format format; __u32 reserved[8]; }; |