xref: /linux/Documentation/userspace-api/media/cec/cec-func-close.rst (revision cbecf716ca618fd44feda6bd9a64a8179d031fc5) 
1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
2.. c:namespace:: CEC
3
4.. _cec-func-close:
5
6***********
7cec close()
8***********
9
10Name
11====
12
13cec-close - Close a cec device
14
15Synopsis
16========
17
18.. code-block:: c
19
20    #include <unistd.h>
21
22.. c:function:: int close( int fd )
23
24Arguments
25=========
26
27``fd``
28    File descriptor returned by :c:func:`open()`.
29
30Description
31===========
32
33Closes the cec device. Resources associated with the file descriptor are
34freed. The device configuration remain unchanged.
35
36Return Value
37============
38
39:c:func:`close()` returns 0 on success. On error, -1 is returned, and
40``errno`` is set appropriately. Possible error codes are:
41
42``EBADF``
43    ``fd`` is not a valid open file descriptor.
44