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media: buffer.rst: clean up timecode documentation 

V4L2_BUF_FLAG_TIMECODE is not video capture specific, so drop that
part.

The 'Timecodes' section was a bit messy, so that's cleaned up.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reviewed-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Reviewed-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Hans Verkuil 2018-11-13 03:32:25 -05:00 committed by Mauro Carvalho Chehab
parent 96bddd5ff5
commit 0e9109ffde
1 changed files with 5 additions and 6 deletions
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11
Documentation/media/uapi/v4l/buffer.rst
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@ -230,8 +230,7 @@ struct v4l2_buffer
* - struct :c:type:`v4l2_timecode`
- ``timecode``
-
- When ``type`` is ``V4L2_BUF_TYPE_VIDEO_CAPTURE`` and the
``V4L2_BUF_FLAG_TIMECODE`` flag is set in ``flags``, this
- When the ``V4L2_BUF_FLAG_TIMECODE`` flag is set in ``flags``, this
structure contains a frame timecode. In
:c:type:`V4L2_FIELD_ALTERNATE <v4l2_field>` mode the top and
bottom field contain the same timecode. Timecodes are intended to
@ -714,10 +713,10 @@ enum v4l2_memory
Timecodes
=========
The struct :c:type:`v4l2_timecode` structure is designed to hold a
:ref:`smpte12m` or similar timecode. (struct
struct :c:type:`timeval` timestamps are stored in struct
:c:type:`v4l2_buffer` field ``timestamp``.)
The :c:type:`v4l2_buffer_timecode` structure is designed to hold a
:ref:`smpte12m` or similar timecode.
(struct :c:type:`timeval` timestamps are stored in the struct
:c:type:`v4l2_buffer` ``timestamp`` field.)
.. c:type:: v4l2_timecode