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[cris-mirror.git] / Documentation / media / uapi / dvb / fe-diseqc-recv-slave-reply.rst
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1 .. -*- coding: utf-8; mode: rst -*-
3 .. _FE_DISEQC_RECV_SLAVE_REPLY:
5 ********************************
6 ioctl FE_DISEQC_RECV_SLAVE_REPLY
7 ********************************
9 Name
10 ====
12 FE_DISEQC_RECV_SLAVE_REPLY - Receives reply from a DiSEqC 2.0 command
15 Synopsis
16 ========
18 .. c:function:: int ioctl( int fd, FE_DISEQC_RECV_SLAVE_REPLY, struct dvb_diseqc_slave_reply *argp )
19     :name: FE_DISEQC_RECV_SLAVE_REPLY
22 Arguments
23 =========
25 ``fd``
26     File descriptor returned by :ref:`open() <frontend_f_open>`.
28 ``argp``
29     pointer to struct :c:type:`dvb_diseqc_slave_reply`.
32 Description
33 ===========
35 Receives reply from a DiSEqC 2.0 command.
37 The received message is stored at the buffer pointed by ``argp``.
39 Return Value
40 ============
42 On success 0 is returned.
44 On error -1 is returned, and the ``errno`` variable is set
45 appropriately.
47 Generic error codes are described at the
48 :ref:`Generic Error Codes <gen-errors>` chapter.