[media] mn88472: add small delay to wait DVB-C lock

400ms delay seems to be enough in order to gain DVB-C lock.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/dvb-frontends/mn88472_c.c b/drivers/media/dvb-frontends/mn88472_c.c
index 59d48e7..b5bd326 100644
--- a/drivers/media/dvb-frontends/mn88472_c.c
+++ b/drivers/media/dvb-frontends/mn88472_c.c
@@ -105,6 +105,13 @@
 	return mn88472_rregs(s, reg, val, 1);
 }
 
+static int mn88472_get_tune_settings(struct dvb_frontend *fe,
+	struct dvb_frontend_tune_settings *s)
+{
+	s->min_delay_ms = 400;
+	return 0;
+}
+
 static int mn88472_set_frontend_c(struct dvb_frontend *fe)
 {
 	struct mn88472_state *s = fe->demodulator_priv;
@@ -398,6 +405,8 @@
 
 	.release = mn88472_release_c,
 
+	.get_tune_settings = mn88472_get_tune_settings,
+
 	.init = mn88472_init_c,
 	.sleep = mn88472_sleep_c,