[media] em28xx: add media controller support

Add the needed bits to make em28xx to create a media
controller graph.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2016-01-27 07:07:24 -02:00
commit 37ecc7b127
5 changed files with 366 additions and 10 deletions