V4L-DVB: ngene: make sure that tuner headers are included

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/ngene/Makefile

@@ -8,4 +8,4 @@ obj-$(CONFIG_DVB_NGENE) += ngene.o
 
 EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/
 EXTRA_CFLAGS += -Idrivers/media/dvb/frontends/
-
+EXTRA_CFLAGS += -Idrivers/media/common/tuners/