[media] xc4000: added support for 7 MHz DVB-T
The following patch implements support for DVB-T with 7 MHz bandwidth.
Signed-off-by: Istvan Varga <istvan_v@mailbox.hu>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/common/tuners/xc4000.c b/drivers/media/common/tuners/xc4000.c
index 65dd948..307a874 100644
--- a/drivers/media/common/tuners/xc4000.c
+++ b/drivers/media/common/tuners/xc4000.c
@@ -1184,15 +1184,28 @@
type = DTV6;
break;
case BANDWIDTH_7_MHZ:
- printk(KERN_ERR "xc4000 bandwidth 7MHz not supported\n");
+ priv->bandwidth = BANDWIDTH_7_MHZ;
+ priv->video_standard = XC4000_DTV7;
+ priv->freq_hz = params->frequency - 2250000;
type = DTV7;
- return -EINVAL;
+ break;
case BANDWIDTH_8_MHZ:
priv->bandwidth = BANDWIDTH_8_MHZ;
priv->video_standard = XC4000_DTV8;
priv->freq_hz = params->frequency - 2750000;
type = DTV8;
break;
+ case BANDWIDTH_AUTO:
+ if (params->frequency < 400000000) {
+ priv->bandwidth = BANDWIDTH_7_MHZ;
+ priv->freq_hz = params->frequency - 2250000;
+ } else {
+ priv->bandwidth = BANDWIDTH_8_MHZ;
+ priv->freq_hz = params->frequency - 2750000;
+ }
+ priv->video_standard = XC4000_DTV7_8;
+ type = DTV78;
+ break;
default:
printk(KERN_ERR "xc4000 bandwidth not set!\n");
return -EINVAL;