[media] xc5000,tda18271c2dd: Fix bandwidth calculus
While here, add a debug message, to easy detecting bugs on it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/common/tuners/xc5000.c b/drivers/media/common/tuners/xc5000.c
index ecd1f95..19990bc 100644
--- a/drivers/media/common/tuners/xc5000.c
+++ b/drivers/media/common/tuners/xc5000.c
@@ -708,9 +708,9 @@
* is equal to 0.15 for Annex A, and 0.13 for annex C
*/
if (fe->dtv_property_cache.rolloff == ROLLOFF_13)
- bw = (params->u.qam.symbol_rate * 13) / 10;
+ bw = (params->u.qam.symbol_rate * 113) / 100;
else
- bw = (params->u.qam.symbol_rate * 15) / 10;
+ bw = (params->u.qam.symbol_rate * 115) / 100;
if (bw <= 6000000) {
priv->bandwidth = BANDWIDTH_6_MHZ;
priv->video_standard = DTV6;
@@ -720,6 +720,8 @@
priv->video_standard = DTV7_8;
priv->freq_hz = params->frequency - 2750000;
}
+ dprintk(1, "%s() Bandwidth %dMHz (%d)\n", __func__,
+ BANDWIDTH_6_MHZ ? 6: 8, bw);
break;
default:
dprintk(1, "%s() Unsupported QAM type\n", __func__);
diff --git a/drivers/media/dvb/frontends/tda18271c2dd.c b/drivers/media/dvb/frontends/tda18271c2dd.c
index de544f6..b66ca29 100644
--- a/drivers/media/dvb/frontends/tda18271c2dd.c
+++ b/drivers/media/dvb/frontends/tda18271c2dd.c
@@ -1158,9 +1158,9 @@
* is equal to 0.15 for Annex A, and 0.13 for annex C
*/
if (fe->dtv_property_cache.rolloff == ROLLOFF_13)
- bw = (params->u.qam.symbol_rate * 13) / 10;
+ bw = (params->u.qam.symbol_rate * 113) / 100;
else
- bw = (params->u.qam.symbol_rate * 15) / 10;
+ bw = (params->u.qam.symbol_rate * 115) / 100;
if (bw <= 6000000)
Standard = HF_DVBC_6MHZ;
else if (bw <= 7000000)