0001 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
0002
0003 .. _dvb_ca:
0004
0005 ####################
0006 Digital TV CA Device
0007 ####################
0008
0009 The Digital TV CA device controls the conditional access hardware. It
0010 can be accessed through ``/dev/dvb/adapter?/ca?``. Data types and ioctl
0011 definitions can be accessed by including ``linux/dvb/ca.h`` in your
0012 application.
0013
0014 .. note::
0015
0016 There are three ioctls at this API that aren't documented:
0017 :ref:`CA_GET_MSG`, :ref:`CA_SEND_MSG` and :ref:`CA_SET_DESCR`.
0018 Documentation for them are welcome.
0019
0020 .. toctree::
0021 :maxdepth: 1
0022
0023 ca_data_types
0024 ca_function_calls
0025 ca_high_level
