V4L/DVB (6962): tda18271: allow device-specific configuration of IF frequency and std bits

Allow drivers to pass device-specific configuration parameters during attach.

If these parameters are omitted, default values will be used.

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/tda8290.c b/drivers/media/video/tda8290.c
index 54d261a..eab5307 100644
--- a/drivers/media/video/tda8290.c
+++ b/drivers/media/video/tda8290.c
@@ -509,6 +509,10 @@
 	fe->analog_demod_priv = NULL;
 }
 
+static struct tda18271_config tda829x_tda18271_config = {
+	.gate    = TDA18271_GATE_ANALOG,
+};
+
 static int tda829x_find_tuner(struct dvb_frontend *fe)
 {
 	struct tda8290_priv *priv = fe->analog_demod_priv;
@@ -574,7 +578,7 @@
 		priv->ver |= TDA18271;
 		tda18271_attach(fe, priv->tda827x_addr,
 				priv->i2c_props.adap,
-				TDA18271_GATE_ANALOG);
+				&tda829x_tda18271_config);
 	} else {
 		if ((data & 0x3c) == 0)
 			priv->ver |= TDA8275;