82559ac027
All those files are under GFDL 1.1 or later, with no invariant sections. Tag them as such. Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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66 lines
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ReStructuredText
.. Permission is granted to copy, distribute and/or modify this
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.. document under the terms of the GNU Free Documentation License,
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.. Version 1.1 or any later version published by the Free Software
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.. Foundation, with no Invariant Sections, no Front-Cover Texts
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.. and no Back-Cover Texts. A copy of the license is included at
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.. Documentation/media/uapi/fdl-appendix.rst.
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..
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.. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections
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.. _AUDIO_SELECT_SOURCE:
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===================
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AUDIO_SELECT_SOURCE
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===================
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Name
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----
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AUDIO_SELECT_SOURCE
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.. attention:: This ioctl is deprecated
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Synopsis
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--------
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.. c:function:: int ioctl(int fd, AUDIO_SELECT_SOURCE, struct audio_stream_source *source)
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:name: AUDIO_SELECT_SOURCE
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Arguments
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---------
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.. flat-table::
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:header-rows: 0
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:stub-columns: 0
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-
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- int fd
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- File descriptor returned by a previous call to open().
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-
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- audio_stream_source_t source
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- Indicates the source that shall be used for the Audio stream.
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Description
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-----------
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This ioctl call informs the audio device which source shall be used for
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the input data. The possible sources are demux or memory. If
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AUDIO_SOURCE_MEMORY is selected, the data is fed to the Audio Device
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through the write command.
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Return Value
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------------
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On success 0 is returned, on error -1 and the ``errno`` variable is set
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appropriately. The generic error codes are described at the
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:ref:`Generic Error Codes <gen-errors>` chapter.
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