1 .. SPDX-License-Identifier: GFDL-1.1-no-invari !! 1 .. Permission is granted to copy, distribute and/or modify this
2 .. c:namespace:: DTV.ca !! 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/userspace-api/media/fdl-appendix.rst.
>> 7 ..
>> 8 .. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections
3 9
4 .. _CA_GET_SLOT_INFO: 10 .. _CA_GET_SLOT_INFO:
5 11
6 ================ 12 ================
7 CA_GET_SLOT_INFO 13 CA_GET_SLOT_INFO
8 ================ 14 ================
9 15
10 Name 16 Name
11 ---- 17 ----
12 18
13 CA_GET_SLOT_INFO 19 CA_GET_SLOT_INFO
14 20
>> 21
15 Synopsis 22 Synopsis
16 -------- 23 --------
17 24
18 .. c:macro:: CA_GET_SLOT_INFO !! 25 .. c:function:: int ioctl(fd, CA_GET_SLOT_INFO, struct ca_slot_info *info)
>> 26 :name: CA_GET_SLOT_INFO
19 27
20 ``int ioctl(fd, CA_GET_SLOT_INFO, struct ca_sl <<
21 28
22 Arguments 29 Arguments
23 --------- 30 ---------
24 31
25 ``fd`` 32 ``fd``
26 File descriptor returned by a previous call !! 33 File descriptor returned by a previous call to :c:func:`open() <cec-open>`.
27 34
28 ``info`` 35 ``info``
29 Pointer to struct :c:type:`ca_slot_info`. 36 Pointer to struct :c:type:`ca_slot_info`.
30 37
31 Description 38 Description
32 ----------- 39 -----------
33 40
34 Returns information about a CA slot identified 41 Returns information about a CA slot identified by
35 :c:type:`ca_slot_info`.slot_num. 42 :c:type:`ca_slot_info`.slot_num.
>> 43
36 44
37 Return Value 45 Return Value
38 ------------ 46 ------------
39 47
40 On success 0 is returned, and :c:type:`ca_slot 48 On success 0 is returned, and :c:type:`ca_slot_info` is filled.
41 49
42 On error -1 is returned, and the ``errno`` var 50 On error -1 is returned, and the ``errno`` variable is set
43 appropriately. 51 appropriately.
44 52
45 .. tabularcolumns:: |p{2.5cm}|p{15.0cm}| 53 .. tabularcolumns:: |p{2.5cm}|p{15.0cm}|
46 54
47 .. flat-table:: 55 .. flat-table::
48 :header-rows: 0 56 :header-rows: 0
49 :stub-columns: 0 57 :stub-columns: 0
50 :widths: 1 16 58 :widths: 1 16
51 59
52 - - ``ENODEV`` 60 - - ``ENODEV``
53 - the slot is not available. 61 - the slot is not available.
54 62
55 The generic error codes are described at the 63 The generic error codes are described at the
56 :ref:`Generic Error Codes <gen-errors>` chapte 64 :ref:`Generic Error Codes <gen-errors>` chapter.
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