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Merge branch 'pm-cpufreq'
[cascardo/linux.git]
/
Documentation
/
media
/
uapi
/
dvb
/
ca-get-descr-info.rst
diff --git
a/Documentation/media/uapi/dvb/ca-get-descr-info.rst
b/Documentation/media/uapi/dvb/ca-get-descr-info.rst
index
cf8e824
..
7bf327a
100644
(file)
--- a/
Documentation/media/uapi/dvb/ca-get-descr-info.rst
+++ b/
Documentation/media/uapi/dvb/ca-get-descr-info.rst
@@
-15,40
+15,44
@@
CA_GET_DESCR_INFO
Synopsis
--------
Synopsis
--------
-.. c
pp:function:: int ioctl(fd, int request = CA_GET_DESCR_INFO, ca_descr_info_t *
)
-
+.. c
:function:: int ioctl(fd, CA_GET_DESCR_INFO, struct ca_descr_info *desc
)
+ :name: CA_GET_DESCR_INFO
Arguments
---------
Arguments
---------
-.. flat-table::
- :header-rows: 0
- :stub-columns: 0
-
-
- - .. row 1
+``fd``
+ File descriptor returned by a previous call to :c:func:`open() <dvb-ca-open>`.
- - int fd
+``desc``
+ Pointer to struct :c:type:`ca_descr_info`.
- - File descriptor returned by a previous call to open().
+.. c:type:: struct ca_descr_info
- - .. row 2
-
- - int request
-
- - Equals CA_GET_DESCR_INFO for this command.
-
- - .. row 3
+.. flat-table:: struct ca_descr_info
+ :header-rows: 1
+ :stub-columns: 0
- - ca_descr_info_t \*
+ -
+ - type
+ - name
+ - description
- - Undocumented.
+ -
+ - unsigned int
+ - num
+ - number of available descramblers (keys)
+ -
+ - unsigned int
+ - type
+ - type of supported scrambling system. Valid values are:
+ ``CA_ECD``, ``CA_NDS`` and ``CA_DSS``.
Description
-----------
Description
-----------
-This ioctl is undocumented. Documentation is welcome.
+
.. note::
This ioctl is undocumented. Documentation is welcome.
Return Value
Return Value