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-rw-r--r--Documentation/media/uapi/dvb/ca-get-cap.rst51
1 files changed, 31 insertions, 20 deletions
diff --git a/Documentation/media/uapi/dvb/ca-get-cap.rst b/Documentation/media/uapi/dvb/ca-get-cap.rst
index 891fbf2d9a84..fbf7e359cb8a 100644
--- a/Documentation/media/uapi/dvb/ca-get-cap.rst
+++ b/Documentation/media/uapi/dvb/ca-get-cap.rst
@@ -15,40 +15,51 @@ CA_GET_CAP
Synopsis
--------
-.. cpp:function:: int ioctl(fd, int request = CA_GET_CAP, ca_caps_t *)
+.. c:function:: int ioctl(fd, CA_GET_CAP, struct ca_caps *caps)
+ :name: CA_GET_CAP
Arguments
---------
-.. flat-table::
- :header-rows: 0
- :stub-columns: 0
-
-
- - .. row 1
-
- - int fd
+``fd``
+ File descriptor returned by a previous call to :c:func:`open() <dvb-ca-open>`.
- - File descriptor returned by a previous call to open().
+``caps``
+ Pointer to struct :c:type:`ca_caps`.
- - .. row 2
+.. c:type:: struct ca_caps
- - int request
-
- - Equals CA_GET_CAP for this command.
-
- - .. row 3
-
- - ca_caps_t *
+.. flat-table:: struct ca_caps
+ :header-rows: 1
+ :stub-columns: 0
- - Undocumented.
+ -
+ - type
+ - name
+ - description
+ -
+ - unsigned int
+ - slot_num
+ - total number of CA card and module slots
+ -
+ - unsigned int
+ - slot_type
+ - bitmask with all supported slot types
+ -
+ - unsigned int
+ - descr_num
+ - total number of descrambler slots (keys)
+ -
+ - unsigned int
+ - descr_type
+ - bit mask with all supported descr types
Description
-----------
-This ioctl is undocumented. Documentation is welcome.
+.. note:: This ioctl is undocumented. Documentation is welcome.
Return Value