[media] tda827x: improve recection with limit frequencies
tda827x is currently taking the demod IF frequency into account while
seeking for the proper tuner range. This is wrong, as the demod IF
frequency has nothing to do with the tuner PLL.
Signed-off-by: Jose Alberto Reguero <jareguero@telefonica.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/common/tuners/tda827x.c b/drivers/media/common/tuners/tda827x.c
index b21b6ea..e0d5b43 100644
--- a/drivers/media/common/tuners/tda827x.c
+++ b/drivers/media/common/tuners/tda827x.c
@@ -176,7 +176,7 @@
if_freq = 5000000;
break;
}
- tuner_freq = params->frequency + if_freq;
+ tuner_freq = params->frequency;
i = 0;
while (tda827x_table[i].lomax < tuner_freq) {
@@ -185,6 +185,8 @@
i++;
}
+ tuner_freq += if_freq;
+
N = ((tuner_freq + 125000) / 250000) << (tda827x_table[i].spd + 2);
buf[0] = 0;
buf[1] = (N>>8) | 0x40;
@@ -540,7 +542,7 @@
if_freq = 5000000;
break;
}
- tuner_freq = params->frequency + if_freq;
+ tuner_freq = params->frequency;
if (fe->ops.info.type == FE_QAM) {
dprintk("%s select tda827xa_dvbc\n", __func__);
@@ -554,6 +556,8 @@
i++;
}
+ tuner_freq += if_freq;
+
N = ((tuner_freq + 31250) / 62500) << frequency_map[i].spd;
buf[0] = 0; // subaddress
buf[1] = N >> 8;