[media] af9033: init DVBv5 statistics

We need to init supported stats here in order signal app which
stats are supported.
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/dvb-frontends/af9033.c

@@ -238,6 +238,7 @@ static u32 af9033_div(struct af9033_dev *dev, u32 a, u32 b, u32 x)
 static int af9033_init(struct dvb_frontend *fe)
 {
 	struct af9033_dev *dev = fe->demodulator_priv;
+	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 	int ret, i, len;
 	const struct reg_val *init;
 	u8 buf[4];
@@ -448,6 +449,19 @@ static int af9033_init(struct dvb_frontend *fe)
 	}
 
 	dev->bandwidth_hz = 0; /* force to program all parameters */
+	/* init stats here in order signal app which stats are supported */
+	c->strength.len = 1;
+	c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+	c->cnr.len = 1;
+	c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+	c->block_count.len = 1;
+	c->block_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+	c->block_error.len = 1;
+	c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+	c->post_bit_count.len = 1;
+	c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+	c->post_bit_error.len = 1;
+	c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
 	/* start statistics polling */
 	schedule_delayed_work(&dev->stat_work, msecs_to_jiffies(2000));