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authorLinus Torvalds <torvalds@linux-foundation.org>2016-10-11 23:22:22 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-10-11 23:22:22 +0300
commitde34f4da7f62ff59ac6e1ef320b0fcfa3296fce3 (patch)
tree88b5db2fc7fbbb0353edd8447a832a5225a49d01 /Documentation/media/uapi/dvb/ca-get-cap.rst
parent56e520c7a0a490b63b042b047ec9659fc08762a4 (diff)
parent9fce0c226536fc36c7fb0a80000ca38a995be43e (diff)
downloadlinux-de34f4da7f62ff59ac6e1ef320b0fcfa3296fce3.tar.xz
Merge tag 'media/v4.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media updates from Mauro Carvalho Chehab: - Documentation improvements: conversion of all non-DocBook documents to Sphinx and lots of fixes to the uAPI media book - New PCI driver for Techwell TW5864 media grabber boards - New SoC driver for ATMEL Image Sensor Controller - Removal of some obsolete SoC drivers (s5p-tv driver and soc_camera drivers) - Addition of ST CEC driver - Lots of drivers fixes, improvements and additions * tag 'media/v4.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (464 commits) [media] ttusb_dec: avoid the risk of go past buffer [media] cx23885: Fix some smatch warnings [media] si2165: switch to regmap [media] si2165: use i2c_client->dev instead of i2c_adapter->dev for logging [media] si2165: Remove legacy attach [media] cx231xx: attach si2165 driver via i2c_client [media] cx231xx: Prepare for attaching new style i2c_client DVB demod drivers [media] cx23885: attach si2165 driver via i2c_client [media] si2165: support i2c_client attach [media] si2165: avoid division by zero [media] rcar-vin: add R-Car gen2 fallback compatibility string [media] lgdt3306a: remove 20*50 msec unnecessary timeout [media] cx25821: Remove deprecated create_singlethread_workqueue [media] cx25821: Drop Freeing of Workqueue [media] cxd2841er: force 8MHz bandwidth for DVB-C if specified bw not supported [media] redrat3: hardware-specific parameters [media] redrat3: remove hw_timeout member [media] cxd2841er: BER and SNR reading for ISDB-T [media] dvb-usb: avoid link error with dib3000m{b,c| [media] dvb-usb: split out common parts of dibusb ...
Diffstat (limited to 'Documentation/media/uapi/dvb/ca-get-cap.rst')
-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