[media] omap3isp: Move *_init_entities() functions to the init/cleanup section

Group all init/cleanup functions together to make the code more
readable.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
6 files changed