commit 669b67d95948fd735ec9e103f00aca5b8074530c
author Mauro Carvalho Chehab <mchehab@redhat.com> Wed Jan 04 22:29:32 2012 -0200
committer Mauro Carvalho Chehab <mchehab@redhat.com> Wed Jan 04 22:31:40 2012 -0200
tree 8ed582897e56f25bdaf7e89da2e4a51ae22b637a
parent d76f28f2c3f19f4e2043a220e92e3fc8ec73ba90

[media] mt2063: Convert it to the DVBv5 way for set_params()

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/common/tuners/mt2063.c

diff --git a/drivers/media/common/tuners/mt2063.c b/drivers/media/common/tuners/mt2063.c
index b2678a4..75cb1d2 100644
--- a/drivers/media/common/tuners/mt2063.c
+++ b/drivers/media/common/tuners/mt2063.c
@@ -2051,9 +2051,9 @@
  */
 #define MAX_SYMBOL_RATE_6MHz	5217391
 
-static int mt2063_set_params(struct dvb_frontend *fe,
-			     struct dvb_frontend_parameters *params)
+static int mt2063_set_params(struct dvb_frontend *fe)
 {
+	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 	struct mt2063_state *state = fe->tuner_priv;
 	int status;
 	s32 pict_car = 0;
@@ -2065,37 +2065,25 @@
 	s32 if_mid = 0;
 	s32 rcvr_mode = 0;
 
-	switch (fe->ops.info.type) {
-	case FE_OFDM:
-		switch (params->u.ofdm.bandwidth) {
-		case BANDWIDTH_6_MHZ:
-			ch_bw = 6000000;
-			break;
-		case BANDWIDTH_7_MHZ:
-			ch_bw = 7000000;
-			break;
-		case BANDWIDTH_8_MHZ:
-			ch_bw = 8000000;
-			break;
-		default:
-			return -EINVAL;
-		}
+	if (c->bandwidth_hz == 0)
+		return -EINVAL;
+	if (c->bandwidth_hz <= 6000000)
+		ch_bw = 6000000;
+	else if (c->bandwidth_hz <= 7000000)
+		ch_bw = 7000000;
+	else
+		ch_bw = 8000000;
+
+	switch (c->delivery_system) {
+	case SYS_DVBT:
 		rcvr_mode = MT2063_OFFAIR_COFDM;
 		pict_car = 36125000;
 		pict2chanb_vsb = -(ch_bw / 2);
 		pict2snd1 = 0;
 		pict2snd2 = 0;
 		break;
-	case FE_QAM:
-		/*
-		 * Using a 8MHz bandwidth sometimes fail
-		 * with 6MHz-spaced channels, due to inter-carrier
-		 * interference. So, it is better to narrow-down the filter
-		 */
-		if (params->u.qam.symbol_rate <= MAX_SYMBOL_RATE_6MHz)
-			ch_bw = 6000000;
-		else
-			ch_bw = 8000000;
+	case SYS_DVBC_ANNEX_A:
+	case SYS_DVBC_ANNEX_C:
 		rcvr_mode = MT2063_CABLE_QAM;
 		pict_car = 36125000;
 		pict2snd1 = 0;
@@ -2115,12 +2103,12 @@
 	if (status < 0)
 		return status;
 
-	status = MT2063_Tune(state, (params->frequency + (pict2chanb_vsb + (ch_bw / 2))));
+	status = MT2063_Tune(state, (c->frequency + (pict2chanb_vsb + (ch_bw / 2))));
 
 	if (status < 0)
 		return status;
 
-	state->frequency = params->frequency;
+	state->frequency = c->frequency;
 	return 0;
 }