Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[media] xc4000: added support for 7 MHz DVB-T

Browse source 
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
Show stats Download patch file Download diff file Expand all files Collapse all files

17
drivers/media/common/tuners/xc4000.c
View file

@ -1184,15 +1184,28 @@ static int xc4000_set_params(struct dvb_frontend *fe,
type = DTV6; type = DTV6;
break; break;
case BANDWIDTH_7_MHZ: 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; type = DTV7;
return -EINVAL; break;
case BANDWIDTH_8_MHZ: case BANDWIDTH_8_MHZ:
priv->bandwidth = BANDWIDTH_8_MHZ; priv->bandwidth = BANDWIDTH_8_MHZ;
priv->video_standard = XC4000_DTV8; priv->video_standard = XC4000_DTV8;
priv->freq_hz = params->frequency - 2750000; priv->freq_hz = params->frequency - 2750000;
type = DTV8; type = DTV8;
break; 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: default:
printk(KERN_ERR "xc4000 bandwidth not set!\n"); printk(KERN_ERR "xc4000 bandwidth not set!\n");
return -EINVAL; return -EINVAL;