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[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>
This commit is contained in:
Istvan Varga 2011-06-03 12:17:59 -03:00 committed by Mauro Carvalho Chehab
parent 4911085fa3
commit f0ef7c88ca
1 changed files with 15 additions and 2 deletions
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17
drivers/media/common/tuners/xc4000.c
View File

@ -1184,15 +1184,28 @@ static int xc4000_set_params(struct dvb_frontend *fe,
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;