Add support for interrupt mode for RDS endpoint, instead of polling.
Improves RDS reception significantly
Signed-off-by: NEdouard Lafargue <edouard@lafargue.name>
Acked-by: NTobias Lorenz <tobias.lorenz@gmx.net>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>