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authorMauro Carvalho Chehab <mchehab@redhat.com>2011-12-08 12:58:22 -0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-12-08 17:04:38 -0200
commit78bd3dc8dafc48f11fb761bc01b16e045638fec8 (patch)
tree54c02cfd36ca58917d08f699d15fc30524e159d9 /drivers/media/common/tuners/xc5000.c
parent2bf936290baff2507763a2540cd9029e70ae39e2 (diff)
[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>
Diffstat (limited to 'drivers/media/common/tuners/xc5000.c')
-rw-r--r--drivers/media/common/tuners/xc5000.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/common/tuners/xc5000.c b/drivers/media/common/tuners/xc5000.c
index ecd1f95726e..19990bcbf5b 100644
--- a/drivers/media/common/tuners/xc5000.c
+++ b/drivers/media/common/tuners/xc5000.c
@@ -708,9 +708,9 @@ static int xc5000_set_params(struct dvb_frontend *fe,
* 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 @@ static int xc5000_set_params(struct dvb_frontend *fe,
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__);