mirror of https://gitee.com/openkylin/linux.git
48 lines
947 B
ReStructuredText
48 lines
947 B
ReStructuredText
.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
|
|
.. c:namespace:: DTV.fe
|
|
|
|
.. _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:macro:: FE_DISEQC_RECV_SLAVE_REPLY
|
|
|
|
``int ioctl(int fd, FE_DISEQC_RECV_SLAVE_REPLY, struct dvb_diseqc_slave_reply *argp)``
|
|
|
|
Arguments
|
|
=========
|
|
|
|
``fd``
|
|
File descriptor returned by :c:func:`open()`.
|
|
|
|
``argp``
|
|
pointer to struct :c:type:`dvb_diseqc_slave_reply`.
|
|
|
|
Description
|
|
===========
|
|
|
|
Receives reply from a DiSEqC 2.0 command.
|
|
|
|
The received message is stored at the buffer pointed by ``argp``.
|
|
|
|
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.
|