diff options
Diffstat (limited to 'Documentation/userspace-api/media/v4l/vidioc-g-frequency.rst')
| -rw-r--r-- | Documentation/userspace-api/media/v4l/vidioc-g-frequency.rst | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/Documentation/userspace-api/media/v4l/vidioc-g-frequency.rst b/Documentation/userspace-api/media/v4l/vidioc-g-frequency.rst index da0d5dee72ff..5445a4a442e4 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-g-frequency.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-g-frequency.rst @@ -1,4 +1,5 @@ .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later +.. c:namespace:: V4L .. _VIDIOC_G_FREQUENCY: @@ -11,27 +12,26 @@ Name VIDIOC_G_FREQUENCY - VIDIOC_S_FREQUENCY - Get or set tuner or modulator radio frequency - Synopsis ======== -.. c:function:: int ioctl( int fd, VIDIOC_G_FREQUENCY, struct v4l2_frequency *argp ) - :name: VIDIOC_G_FREQUENCY +.. c:macro:: VIDIOC_G_FREQUENCY + +``int ioctl(int fd, VIDIOC_G_FREQUENCY, struct v4l2_frequency *argp)`` -.. c:function:: int ioctl( int fd, VIDIOC_S_FREQUENCY, const struct v4l2_frequency *argp ) - :name: VIDIOC_S_FREQUENCY +.. c:macro:: VIDIOC_S_FREQUENCY +``int ioctl(int fd, VIDIOC_S_FREQUENCY, const struct v4l2_frequency *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_frequency`. - Description =========== @@ -51,7 +51,6 @@ structure. When the requested frequency is not possible the driver assumes the closest possible value. However :ref:`VIDIOC_S_FREQUENCY <VIDIOC_G_FREQUENCY>` is a write-only ioctl, it does not return the actual new frequency. - .. tabularcolumns:: |p{4.4cm}|p{4.4cm}|p{8.7cm}| .. c:type:: v4l2_frequency @@ -89,7 +88,6 @@ write-only ioctl, it does not return the actual new frequency. - Reserved for future extensions. Drivers and applications must set the array to zero. - Return Value ============ |