This patch implements the newer v4l2 control features to make the
standard user controls and mpeg encoder controls of cx88-blackbird
video encoder boards available to userspace.
Signed-off-by: NMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>