[media] lmedm04: Enable dont_poll for TS2020 tuner

Following a change made to TS2020 tuner in patches
ts2020: Provide DVBv5 API signal strength
ts2020: Allow stats polling to be suppressed

Polling on the driver must be suppressed because
the demuxer is stopped by I2C messages.
Signed-off-by: NMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: NAntti Palosaari <crope@iki.fi>
Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/usb/dvb-usb-v2/lmedm04.c

@@ -799,6 +799,7 @@ static struct m88rs2000_config m88rs2000_config = {
 static struct ts2020_config ts2020_config = {
 	.tuner_address = 0x60,
 	.clk_out_div = 7,
+	.dont_poll = true
 };
 
 static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,