tegrakernel/kernel/kernel-4.9/Documentation/media/uapi/dvb/audio-get-status.rst

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.. -*- coding: utf-8; mode: rst -*-
.. _AUDIO_GET_STATUS:
================
AUDIO_GET_STATUS
================
Name
----
AUDIO_GET_STATUS
.. attention:: This ioctl is deprecated
Synopsis
--------
.. c:function:: int ioctl(int fd, AUDIO_GET_STATUS, struct audio_status *status)
:name: AUDIO_GET_STATUS
Arguments
---------
.. flat-table::
:header-rows: 0
:stub-columns: 0
-
- int fd
- File descriptor returned by a previous call to open().
-
- struct audio_status \*status
- Returns the current state of Audio Device.
Description
-----------
This ioctl call asks the Audio Device to return the current state of the
Audio Device.
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.