1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
9 The Digital TV CA device controls the conditional access hardware. It
10 can be accessed through ``/dev/dvb/adapter?/ca?``. Data types and ioctl
11 definitions can be accessed by including ``linux/dvb/ca.h`` in your
16 There are three ioctls at this API that aren't documented:
17 :ref:`CA_GET_MSG`, :ref:`CA_SEND_MSG` and :ref:`CA_SET_DESCR`.
18 Documentation for them are welcome.