[media] DocBook: Improve xref check for undocumented ioctls
authorMauro Carvalho Chehab <mchehab@osg.samsung.com>
Tue, 26 May 2015 15:42:08 +0000 (12:42 -0300)
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>
Sat, 30 May 2015 11:42:59 +0000 (08:42 -0300)
commit87e4d63748796bcc68128f7287925701bc53d6b3
treee6af7973f5b548796fdab104546485ac592f67a6
parentc569eb707a04772e763d3bfebb9713e93c8b9d61
[media] DocBook: Improve xref check for undocumented ioctls

There are several badly documented undocumented ioctls.
Currently, it just generates an empty link. Instead of doing that,
only add references to the ones that exists, and add a warning
for all references that weren't found.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Documentation/DocBook/media/Makefile