aboutsummaryrefslogtreecommitdiffstats
path: root/Documentation/media/uapi/dvb/fe-diseqc-send-master-cmd.rst
blob: 6bd3994edfc2c010db18294ef16e1b1d87b7bdf5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
.. -*- coding: utf-8; mode: rst -*-

.. _FE_DISEQC_SEND_MASTER_CMD:

*******************************
ioctl FE_DISEQC_SEND_MASTER_CMD
*******************************

Name
====

FE_DISEQC_SEND_MASTER_CMD - Sends a DiSEqC command


Synopsis
========

.. c:function:: int ioctl( int fd, FE_DISEQC_SEND_MASTER_CMD, struct dvb_diseqc_master_cmd *argp )
    :name: FE_DISEQC_SEND_MASTER_CMD


Arguments
=========

``fd``
    File descriptor returned by :ref:`open() <frontend_f_open>`.

``argp``
    pointer to struct
    :c:type:`dvb_diseqc_master_cmd`


Description
===========

Sends the DiSEqC command pointed by :c:type:`dvb_diseqc_master_cmd`
to the antenna subsystem.

Return Value
============

On success 0 is returned.

On error -1 is returned, and the ``errno`` variable is set
appropriately.

Generic error codes are described at the
:ref:`Generic Error Codes <gen-errors>` chapter.