tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
2.. c:namespace:: DTV.audio
3
4.. _AUDIO_GET_STATUS:
5
6================
7AUDIO_GET_STATUS
8================
9
10Name
11----
12
13AUDIO_GET_STATUS
14
15.. attention:: This ioctl is deprecated
16
17Synopsis
18--------
19
20.. c:macro:: AUDIO_GET_STATUS
21
22``int ioctl(int fd, AUDIO_GET_STATUS, struct audio_status *status)``
23
24Arguments
25---------
26
27.. flat-table::
28 :header-rows: 0
29 :stub-columns: 0
30
31 -
32
33 - int fd
34
35 - File descriptor returned by a previous call to open().
36
37 -
38
39 - struct audio_status \*status
40
41 - Returns the current state of Audio Device.
42
43Description
44-----------
45
46This ioctl call asks the Audio Device to return the current state of the
47Audio Device.
48
49Return Value
50------------
51
52On success 0 is returned, on error -1 and the ``errno`` variable is set
53appropriately. The generic error codes are described at the
54:ref:`Generic Error Codes <gen-errors>` chapter.