media: ca docs: document CA_SET_DESCR ioctl and structs
authorMauro Carvalho Chehab <mchehab@s-opensource.com>
Mon, 4 Sep 2017 00:50:17 +0000 (20:50 -0400)
committerMauro Carvalho Chehab <mchehab@s-opensource.com>
Tue, 5 Sep 2017 10:23:07 +0000 (06:23 -0400)
commitbd9049edc66e13e868f819c39844f60443e70817
tree82cbfd5b648d7f11baf3bc9ba6ac8771efa609d4
parent56d51b65bcc7a5780663abd579fb6f039616b347
media: ca docs: document CA_SET_DESCR ioctl and structs

The av7110 driver uses CA_SET_DESCR to store the descrambler
control words at the CA descrambler slots.

Document it.

Thanks-to: Honza Petrouš <jpetrous@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Documentation/media/uapi/dvb/ca-set-descr.rst
include/uapi/linux/dvb/ca.h