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| author | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-09-24 14:04:26 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-10-15 07:49:39 +0200 |
| commit | 407e84cd1e9a802df1955e281d8956439abc499b (patch) | |
| tree | d9f41bec6fb149ccae1687c6b2cf307f15c19a01 /Documentation/userspace-api/media/v4l/vidioc-expbuf.rst | |
| parent | media: docs: make CEC documents compatible with Sphinx 3.1+ (diff) | |
| download | linux-407e84cd1e9a802df1955e281d8956439abc499b.tar.xz linux-407e84cd1e9a802df1955e281d8956439abc499b.zip | |
media: docs: make V4L documents more compatible with Sphinx 3.1+
Sphinx 3.x broke support for the cdomain.py extension, as the
c domain code was rewritten. Due to that, the c tags need to
be re-written, in order to use the new c domain notation.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'Documentation/userspace-api/media/v4l/vidioc-expbuf.rst')
| -rw-r--r-- | Documentation/userspace-api/media/v4l/vidioc-expbuf.rst | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/Documentation/userspace-api/media/v4l/vidioc-expbuf.rst b/Documentation/userspace-api/media/v4l/vidioc-expbuf.rst index a2c475a83a58..212377c90442 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-expbuf.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-expbuf.rst @@ -1,4 +1,5 @@ .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later +.. c:namespace:: V4L .. _VIDIOC_EXPBUF: @@ -11,24 +12,22 @@ Name VIDIOC_EXPBUF - Export a buffer as a DMABUF file descriptor. - Synopsis ======== -.. c:function:: int ioctl( int fd, VIDIOC_EXPBUF, struct v4l2_exportbuffer *argp ) - :name: VIDIOC_EXPBUF +.. c:macro:: VIDIOC_EXPBUF +``int ioctl(int fd, VIDIOC_EXPBUF, struct v4l2_exportbuffer *argp)`` Arguments ========= ``fd`` - File descriptor returned by :ref:`open() <func-open>`. + File descriptor returned by :c:func:`open()`. ``argp`` Pointer to struct :c:type:`v4l2_exportbuffer`. - Description =========== @@ -63,11 +62,9 @@ for details about importing DMABUF files into V4L2 nodes. It is recommended to close a DMABUF file when it is no longer used to allow the associated memory to be reclaimed. - Examples ======== - .. code-block:: c int buffer_export(int v4lfd, enum v4l2_buf_type bt, int index, int *dmafd) @@ -87,7 +84,6 @@ Examples return 0; } - .. code-block:: c int buffer_export_mp(int v4lfd, enum v4l2_buf_type bt, int index, @@ -114,7 +110,6 @@ Examples return 0; } - .. c:type:: v4l2_exportbuffer .. tabularcolumns:: |p{4.4cm}|p{4.4cm}|p{8.7cm}| @@ -155,7 +150,6 @@ Examples - Reserved field for future use. Drivers and applications must set the array to zero. - Return Value ============ |