[media] si2168: improve scanning performance

Improve scanning performance by setting property 0301 with a value
from Windows driver.
Signed-off-by: NOlli Salonen <olli.salonen@iki.fi>
Signed-off-by: NAntti Palosaari <crope@iki.fi>
Signed-off-by: NMauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/dvb-frontends/si2168.c

@@ -325,6 +325,13 @@ static int si2168_set_frontend(struct dvb_frontend *fe)
 	if (ret)
 		goto err;
 
+	memcpy(cmd.args, "\x14\x00\x01\x03\x0c\x00", 6);
+	cmd.wlen = 6;
+	cmd.rlen = 4;
+	ret = si2168_cmd_execute(s, &cmd);
+	if (ret)
+		goto err;
+
 	memcpy(cmd.args, "\x85", 1);
 	cmd.wlen = 1;
 	cmd.rlen = 1;