5 files changed, 75 insertions, 29 deletions

diff --git a/linux/drivers/media/common/tuners/tda18271-common.c b/linux/drivers/media/common/tuners/tda18271-common.c
index a49facb7b..4092bcf01 100644
--- a/linux/drivers/media/common/tuners/tda18271-common.c
+++ b/linux/drivers/media/common/tuners/tda18271-common.c
@@ -210,7 +210,8 @@ int tda18271_write_regs(struct dvb_frontend *fe, int idx, int len)
 	tda18271_i2c_gate_ctrl(fe, 0);
 
 	if (ret != 1)
-		tda_err("ERROR: i2c_transfer returned: %d\n", ret);
+		tda_err("ERROR: idx = 0x%x, len = %d, "
+			"i2c_transfer returned: %d\n", idx, len, ret);
 
 	return (ret == 1 ? 0 : ret);
 }
diff --git a/linux/drivers/media/common/tuners/tda18271-fe.c b/linux/drivers/media/common/tuners/tda18271-fe.c
index 6c71b0a16..a3e122c89 100644
--- a/linux/drivers/media/common/tuners/tda18271-fe.c
+++ b/linux/drivers/media/common/tuners/tda18271-fe.c
@@ -37,6 +37,27 @@ static LIST_HEAD(hybrid_tuner_instance_list);
 
 /*---------------------------------------------------------------------*/
 
+static int tda18271_toggle_output(struct dvb_frontend *fe, int standby)
+{
+	struct tda18271_priv *priv = fe->tuner_priv;
+
+	int ret = tda18271_set_standby_mode(fe, standby ? 1 : 0,
+			priv->output_opt & TDA18271_OUTPUT_LT_OFF ? 1 : 0,
+			priv->output_opt & TDA18271_OUTPUT_XT_OFF ? 1 : 0);
+
+	if (tda_fail(ret))
+		goto fail;
+
+	tda_dbg("%s mode: xtal oscillator %s, slave tuner loop thru %s\n",
+		standby ? "standby" : "active",
+		priv->output_opt & TDA18271_OUTPUT_XT_OFF ? "off" : "on",
+		priv->output_opt & TDA18271_OUTPUT_LT_OFF ? "off" : "on");
+fail:
+	return ret;
+}
+
+/*---------------------------------------------------------------------*/
+
 static inline int charge_pump_source(struct dvb_frontend *fe, int force)
 {
 	struct tda18271_priv *priv = fe->tuner_priv;
@@ -272,7 +293,7 @@ static int tda18271c2_rf_tracking_filters_correction(struct dvb_frontend *fe,
 	tda18271_lookup_map(fe, RF_CAL_DC_OVER_DT, &freq, &dc_over_dt);
 
 	/* calculate temperature compensation */
-	rfcal_comp = dc_over_dt * (tm_current - priv->tm_rfcal);
+	rfcal_comp = dc_over_dt * (tm_current - priv->tm_rfcal) / 1000;
 
 	regs[R_EB14] = approx + rfcal_comp;
 	ret = tda18271_write_regs(fe, R_EB14, 1);
@@ -801,7 +822,7 @@ static int tda18271_init(struct dvb_frontend *fe)
 
 	mutex_lock(&priv->lock);
 
-	/* power up */
+	/* full power up */
 	ret = tda18271_set_standby_mode(fe, 0, 0, 0);
 	if (tda_fail(ret))
 		goto fail;
@@ -819,6 +840,21 @@ fail:
 	return ret;
 }
 
+static int tda18271_sleep(struct dvb_frontend *fe)
+{
+	struct tda18271_priv *priv = fe->tuner_priv;
+	int ret;
+
+	mutex_lock(&priv->lock);
+
+	/* enter standby mode, with required output features enabled */
+	ret = tda18271_toggle_output(fe, 1);
+
+	mutex_unlock(&priv->lock);
+
+	return ret;
+}
+
 /* ------------------------------------------------------------------ */
 
 static int tda18271_agc(struct dvb_frontend *fe)
@@ -828,8 +864,9 @@ static int tda18271_agc(struct dvb_frontend *fe)
 
 	switch (priv->config) {
 	case 0:
-		/* no LNA */
-		tda_dbg("no agc configuration provided\n");
+		/* no external agc configuration required */
+		if (tda18271_debug & DBG_ADV)
+			tda_dbg("no agc configuration provided\n");
 		break;
 	case 3:
 		/* switch with GPIO of saa713x */
@@ -1011,22 +1048,6 @@ fail:
 	return ret;
 }
 
-static int tda18271_sleep(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	int ret;
-
-	mutex_lock(&priv->lock);
-
-	/* standby mode w/ slave tuner output
-	 * & loop thru & xtal oscillator on */
-	ret = tda18271_set_standby_mode(fe, 1, 0, 0);
-
-	mutex_unlock(&priv->lock);
-
-	return ret;
-}
-
 static int tda18271_release(struct dvb_frontend *fe)
 {
 	struct tda18271_priv *priv = fe->tuner_priv;
@@ -1200,6 +1221,9 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
 		priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO;
 		priv->role = (cfg) ? cfg->role : TDA18271_MASTER;
 		priv->config = (cfg) ? cfg->config : 0;
+		priv->small_i2c = (cfg) ? cfg->small_i2c : 0;
+		priv->output_opt = (cfg) ?
+			cfg->output_opt : TDA18271_OUTPUT_LT_XT_ON;
 
 		/* tda18271_cal_on_startup == -1 when cal
 		 * module option is unset */
@@ -1217,9 +1241,6 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
 
 		fe->tuner_priv = priv;
 
-		if (cfg)
-			priv->small_i2c = cfg->small_i2c;
-
 		if (tda_fail(tda18271_get_id(fe)))
 			goto fail;
 
@@ -1239,9 +1260,19 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
 		/* existing tuner instance */
 		fe->tuner_priv = priv;
 
-		/* allow dvb driver to override i2c gate setting */
-		if ((cfg) && (cfg->gate != TDA18271_GATE_ANALOG))
-			priv->gate = cfg->gate;
+		/* allow dvb driver to override configuration settings */
+		if (cfg) {
+			if (cfg->gate != TDA18271_GATE_ANALOG)
+				priv->gate = cfg->gate;
+			if (cfg->role)
+				priv->role = cfg->role;
+			if (cfg->config)
+				priv->config = cfg->config;
+			if (cfg->small_i2c)
+				priv->small_i2c = cfg->small_i2c;
+			if (cfg->output_opt)
+				priv->output_opt = cfg->output_opt;
+		}
 		break;
 	}
 
diff --git a/linux/drivers/media/common/tuners/tda18271-maps.c b/linux/drivers/media/common/tuners/tda18271-maps.c
index ab14ceb9e..e21fdeff3 100644
--- a/linux/drivers/media/common/tuners/tda18271-maps.c
+++ b/linux/drivers/media/common/tuners/tda18271-maps.c
@@ -962,10 +962,9 @@ struct tda18271_cid_target_map {
 static struct tda18271_cid_target_map tda18271_cid_target[] = {
 	{ .rfmax =  46000, .target = 0x04, .limit =  1800 },
 	{ .rfmax =  52200, .target = 0x0a, .limit =  1500 },
-	{ .rfmax =  79100, .target = 0x01, .limit =  4000 },
+	{ .rfmax =  70100, .target = 0x01, .limit =  4000 },
 	{ .rfmax = 136800, .target = 0x18, .limit =  4000 },
 	{ .rfmax = 156700, .target = 0x18, .limit =  4000 },
-	{ .rfmax = 156700, .target = 0x18, .limit =  4000 },
 	{ .rfmax = 186250, .target = 0x0a, .limit =  4000 },
 	{ .rfmax = 230000, .target = 0x0a, .limit =  4000 },
 	{ .rfmax = 345000, .target = 0x18, .limit =  4000 },
diff --git a/linux/drivers/media/common/tuners/tda18271-priv.h b/linux/drivers/media/common/tuners/tda18271-priv.h
index e6aa1f47f..11dbc0b33 100644
--- a/linux/drivers/media/common/tuners/tda18271-priv.h
+++ b/linux/drivers/media/common/tuners/tda18271-priv.h
@@ -109,6 +109,7 @@ struct tda18271_priv {
 	enum tda18271_role role;
 	enum tda18271_i2c_gate gate;
 	enum tda18271_ver id;
+	enum tda18271_output_options output_opt;
 
 	unsigned int config; /* interface to saa713x / tda829x */
 	unsigned int tm_rfcal;
diff --git a/linux/drivers/media/common/tuners/tda18271.h b/linux/drivers/media/common/tuners/tda18271.h
index 71bac9593..323f29121 100644
--- a/linux/drivers/media/common/tuners/tda18271.h
+++ b/linux/drivers/media/common/tuners/tda18271.h
@@ -67,6 +67,17 @@ enum tda18271_i2c_gate {
 	TDA18271_GATE_DIGITAL,
 };
 
+enum tda18271_output_options {
+	/* slave tuner output & loop thru & xtal oscillator always on */
+	TDA18271_OUTPUT_LT_XT_ON = 0,
+
+	/* slave tuner output loop thru off */
+	TDA18271_OUTPUT_LT_OFF = 1,
+
+	/* xtal oscillator off */
+	TDA18271_OUTPUT_XT_OFF = 2,
+};
+
 struct tda18271_config {
 	/* override default if freq / std settings (optional) */
 	struct tda18271_std_map *std_map;
@@ -77,6 +88,9 @@ struct tda18271_config {
 	/* use i2c gate provided by analog or digital demod */
 	enum tda18271_i2c_gate gate;
 
+	/* output options that can be disabled */
+	enum tda18271_output_options output_opt;
+
 	/* force rf tracking filter calibration on startup */
 	unsigned int rf_cal_on_startup:1;