linux_dsm_epyc7002/Documentation/media/uapi/dvb/fe-diseqc-recv-slave-reply.rst
Mauro Carvalho Chehab 836cf1db4e [media] docs-rst exceptions: use C domain references for DVB headers
Now that we moved away from the :ref: type of references,
we need to update the exceptions lists.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2016-09-09 09:45:24 -03:00

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ReStructuredText

.. -*- coding: utf-8; mode: rst -*-
.. _FE_DISEQC_RECV_SLAVE_REPLY:
********************************
ioctl FE_DISEQC_RECV_SLAVE_REPLY
********************************
Name
====
FE_DISEQC_RECV_SLAVE_REPLY - Receives reply from a DiSEqC 2.0 command
Synopsis
========
.. c:function:: int ioctl( int fd, FE_DISEQC_RECV_SLAVE_REPLY, struct dvb_diseqc_slave_reply *argp )
:name: FE_DISEQC_RECV_SLAVE_REPLY
Arguments
=========
``fd``
File descriptor returned by :ref:`open() <frontend_f_open>`.
``argp``
pointer to struct
:c:type:`dvb_diseqc_slave_reply`
Description
===========
Receives reply from a DiSEqC 2.0 command.
.. c:type:: dvb_diseqc_slave_reply
.. tabularcolumns:: |p{4.4cm}|p{4.4cm}|p{8.7cm}|
.. flat-table:: struct dvb_diseqc_slave_reply
:header-rows: 0
:stub-columns: 0
:widths: 1 1 2
- .. row 1
- uint8_t
- msg[4]
- DiSEqC message (framing, data[3])
- .. row 2
- uint8_t
- msg_len
- Length of the DiSEqC message. Valid values are 0 to 4, where 0
means no msg
- .. row 3
- int
- timeout
- Return from ioctl after timeout ms with errorcode when no message
was received
Return Value
============
On success 0 is returned, on error -1 and the ``errno`` variable is set
appropriately. The generic error codes are described at the
:ref:`Generic Error Codes <gen-errors>` chapter.