1 .. SPDX-License-Identifier: GFDL-1.1-no-invari
2 .. c:namespace:: DTV.fe
3
4 .. _FE_SET_FRONTEND:
5
6 ***************
7 FE_SET_FRONTEND
8 ***************
9
10 .. attention:: This ioctl is deprecated.
11
12 Name
13 ====
14
15 FE_SET_FRONTEND
16
17 Synopsis
18 ========
19
20 .. c:macro:: FE_SET_FRONTEND
21
22 ``int ioctl(int fd, FE_SET_FRONTEND, struct dv
23
24 Arguments
25 =========
26
27 ``fd``
28 File descriptor returned by :c:func:`open(
29
30 ``p``
31 Points to parameters for tuning operation.
32
33 Description
34 ===========
35
36 This ioctl call starts a tuning operation usin
37 The result of this call will be successful if
38 and the tuning could be initiated. The result
39 itself, however, will arrive asynchronously as
40 documentation for :ref:`FE_GET_EVENT` and
41 FrontendEvent.) If a new :ref:`FE_SET_FRONTEND
42 operation is initiated before the previous one
43 previous operation will be aborted in favor of
44 requires read/write access to the device.
45
46 Return Value
47 ============
48
49 On success 0 is returned.
50
51 On error -1 is returned, and the ``errno`` var
52 appropriately.
53
54 .. tabularcolumns:: |p{2.5cm}|p{15.0cm}|
55
56 .. flat-table::
57 :header-rows: 0
58 :stub-columns: 0
59 :widths: 1 16
60
61 - .. row 1
62
63 - ``EINVAL``
64
65 - Maximum supported symbol rate reache
66
67 Generic error codes are described at the
68 :ref:`Generic Error Codes <gen-errors>` chapte
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