diff options
Diffstat (limited to 'Documentation/media/uapi/v4l/dev-rds.rst')
| -rw-r--r-- | Documentation/media/uapi/v4l/dev-rds.rst | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/Documentation/media/uapi/v4l/dev-rds.rst b/Documentation/media/uapi/v4l/dev-rds.rst index 841761a3ea59..4a8e1d2efd06 100644 --- a/Documentation/media/uapi/v4l/dev-rds.rst +++ b/Documentation/media/uapi/v4l/dev-rds.rst @@ -34,10 +34,10 @@ Querying Capabilities Devices supporting the RDS capturing API set the ``V4L2_CAP_RDS_CAPTURE`` flag in the ``capabilities`` field of struct -:ref:`v4l2_capability <v4l2-capability>` returned by the +:c:type:`v4l2_capability` returned by the :ref:`VIDIOC_QUERYCAP` ioctl. Any tuner that supports RDS will set the ``V4L2_TUNER_CAP_RDS`` flag in the -``capability`` field of struct :ref:`v4l2_tuner <v4l2-tuner>`. If the +``capability`` field of struct :c:type:`v4l2_tuner`. If the driver only passes RDS blocks without interpreting the data the ``V4L2_TUNER_CAP_RDS_BLOCK_IO`` flag has to be set, see :ref:`Reading RDS data <reading-rds-data>`. For future use the flag @@ -48,19 +48,19 @@ linux-media mailing list: `https://linuxtv.org/lists.php <https://linuxtv.org/lists.php>`__. Whether an RDS signal is present can be detected by looking at the -``rxsubchans`` field of struct :ref:`v4l2_tuner <v4l2-tuner>`: the +``rxsubchans`` field of struct :c:type:`v4l2_tuner`: the ``V4L2_TUNER_SUB_RDS`` will be set if RDS data was detected. Devices supporting the RDS output API set the ``V4L2_CAP_RDS_OUTPUT`` flag in the ``capabilities`` field of struct -:ref:`v4l2_capability <v4l2-capability>` returned by the +:c:type:`v4l2_capability` returned by the :ref:`VIDIOC_QUERYCAP` ioctl. Any modulator that supports RDS will set the ``V4L2_TUNER_CAP_RDS`` flag in the ``capability`` field of struct -:ref:`v4l2_modulator <v4l2-modulator>`. In order to enable the RDS +:c:type:`v4l2_modulator`. In order to enable the RDS transmission one must set the ``V4L2_TUNER_SUB_RDS`` bit in the ``txsubchans`` field of struct -:ref:`v4l2_modulator <v4l2-modulator>`. If the driver only passes RDS +:c:type:`v4l2_modulator`. If the driver only passes RDS blocks without interpreting the data the ``V4L2_TUNER_CAP_RDS_BLOCK_IO`` flag has to be set. If the tuner is capable of handling RDS entities like program identification codes and radio text, the flag @@ -93,7 +93,7 @@ RDS datastructures ================== -.. _v4l2-rds-data: +.. c:type:: v4l2_rds_data .. tabularcolumns:: |p{2.5cm}|p{2.5cm}|p{12.5cm}| |