[media] mn88473: check if firmware is already running before loading it

Signed-off-by: Benjamin Larsson <benjamin@southpole.se>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --cc drivers/staging/media/mn88473/mn88473.c
Simple merge