[media] ca-set-pid.rst: document struct ca_pid

Add a table describing the fields on this struct, based
on ca.h header.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2016-08-31 15:59:11 -03:00
commit cdb1c89681