.. Permission is granted to copy, distribute and/or modify this
.. document under the terms of the GNU Free Documentation License,
.. Version 1.1 or any later version published by the Free Software
.. Foundation, with no Invariant Sections, no Front-Cover Texts
.. and no Back-Cover Texts. A copy of the license is included at
.. Documentation/userspace-api/media/fdl-appendix.rst.
..
.. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections

.. _AUDIO_SET_MIXER:

===============
AUDIO_SET_MIXER
===============

Name
----

AUDIO_SET_MIXER

.. attention:: This ioctl is deprecated

Synopsis
--------

.. c:function:: int ioctl(int fd, AUDIO_SET_MIXER, struct audio_mixer *mix)
    :name: AUDIO_SET_MIXER

Arguments
---------

.. flat-table::
    :header-rows:  0
    :stub-columns: 0


    -

       -  int fd

       -  File descriptor returned by a previous call to open().

    -

       -  audio_mixer_t \*mix

       -  mixer settings.


Description
-----------

This ioctl lets you adjust the mixer settings of the audio decoder.


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.