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Linux kernel mirror (for testing)
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1.. Permission is granted to copy, distribute and/or modify this
2.. document under the terms of the GNU Free Documentation License,
3.. Version 1.1 or any later version published by the Free Software
4.. Foundation, with no Invariant Sections, no Front-Cover Texts
5.. and no Back-Cover Texts. A copy of the license is included at
6.. Documentation/media/uapi/fdl-appendix.rst.
7..
8.. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections
9
10.. _AUDIO_GET_STATUS:
11
12================
13AUDIO_GET_STATUS
14================
15
16Name
17----
18
19AUDIO_GET_STATUS
20
21.. attention:: This ioctl is deprecated
22
23Synopsis
24--------
25
26.. c:function:: int ioctl(int fd, AUDIO_GET_STATUS, struct audio_status *status)
27 :name: AUDIO_GET_STATUS
28
29
30Arguments
31---------
32
33.. flat-table::
34 :header-rows: 0
35 :stub-columns: 0
36
37
38 -
39
40 - int fd
41
42 - File descriptor returned by a previous call to open().
43
44 -
45
46 - struct audio_status \*status
47
48 - Returns the current state of Audio Device.
49
50
51Description
52-----------
53
54This ioctl call asks the Audio Device to return the current state of the
55Audio Device.
56
57
58Return Value
59------------
60
61On success 0 is returned, on error -1 and the ``errno`` variable is set
62appropriately. The generic error codes are described at the
63:ref:`Generic Error Codes <gen-errors>` chapter.