diff options
Diffstat (limited to 'Documentation/userspace-api/media/v4l/vidioc-reqbufs.rst')
| -rw-r--r-- | Documentation/userspace-api/media/v4l/vidioc-reqbufs.rst | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/Documentation/userspace-api/media/v4l/vidioc-reqbufs.rst b/Documentation/userspace-api/media/v4l/vidioc-reqbufs.rst index afc35cd7b614..c1c88e00b106 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-reqbufs.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-reqbufs.rst @@ -1,4 +1,5 @@ .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later +.. c:namespace:: V4L .. _VIDIOC_REQBUFS: @@ -11,19 +12,18 @@ Name VIDIOC_REQBUFS - Initiate Memory Mapping, User Pointer I/O or DMA buffer I/O - Synopsis ======== -.. c:function:: int ioctl( int fd, VIDIOC_REQBUFS, struct v4l2_requestbuffers *argp ) - :name: VIDIOC_REQBUFS +.. c:macro:: VIDIOC_REQBUFS +``int ioctl(int fd, VIDIOC_REQBUFS, struct v4l2_requestbuffers *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_requestbuffers`. @@ -69,7 +69,6 @@ fds are closed. A ``count`` value of zero frees or orphans all buffers, after aborting or finishing any DMA in progress, an implicit :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>`. - .. c:type:: v4l2_requestbuffers .. tabularcolumns:: |p{4.4cm}|p{4.4cm}|p{8.7cm}| @@ -158,7 +157,6 @@ aborting or finishing any DMA in progress, an implicit :ref:`V4L2_BUF_FLAG_NO_CACHE_INVALIDATE <V4L2-BUF-FLAG-NO-CACHE-INVALIDATE>` and :ref:`V4L2_BUF_FLAG_NO_CACHE_CLEAN <V4L2-BUF-FLAG-NO-CACHE-CLEAN>`. - Return Value ============ |