diff options
Diffstat (limited to 'Documentation/media/uapi/v4l/vidioc-prepare-buf.rst')
| -rw-r--r-- | Documentation/media/uapi/v4l/vidioc-prepare-buf.rst | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/Documentation/media/uapi/v4l/vidioc-prepare-buf.rst b/Documentation/media/uapi/v4l/vidioc-prepare-buf.rst index 60986710967b..7c6b5f4e1011 100644 --- a/Documentation/media/uapi/v4l/vidioc-prepare-buf.rst +++ b/Documentation/media/uapi/v4l/vidioc-prepare-buf.rst @@ -43,10 +43,7 @@ Applications can optionally call the :ref:`VIDIOC_PREPARE_BUF` ioctl to pass ownership of the buffer to the driver before actually enqueuing it, using the :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl, and to prepare it for future I/O. Such preparations may include cache invalidation or cleaning. Performing them -in advance saves time during the actual I/O. In case such cache -operations are not required, the application can use one of -``V4L2_BUF_FLAG_NO_CACHE_INVALIDATE`` and -``V4L2_BUF_FLAG_NO_CACHE_CLEAN`` flags to skip the respective step. +in advance saves time during the actual I/O. The struct :c:type:`v4l2_buffer` structure is specified in :ref:`buffer`. |