All,
The following patch should fix 7 MHz DVB-T with the XC3028 using the
DTV7 firmware from the xc3028-v27.fw firmware image.
Comments?
Regards,
Andy Walls
Signed-off-by: Andy Walls <awalls@xxxxxxxxx>
Tested-by: Terry Wu <terrywu2009@xxxxxxxxx>
diff -r fad35ab59848 linux/drivers/media/common/tuners/tuner-xc2028.c
--- a/linux/drivers/media/common/tuners/tuner-xc2028.c Fri Jun 05 08:42:27 2009 -0400
+++ b/linux/drivers/media/common/tuners/tuner-xc2028.c Thu Jun 11 06:52:55 2009 -0400
@@ -1099,8 +1099,19 @@
}
/* All S-code tables need a 200kHz shift */
- if (priv->ctrl.demod)
+ if (priv->ctrl.demod) {
demod = priv->ctrl.demod + 200;
+ /*
+ * The DTV7 S-code table needs a 700 kHz shift.
+ * Thanks to Terry Wu <terrywu2009@xxxxxxxxx> for reporting this
+ *
+ * DTV7 is only used in Australia. Germany or Italy may also
+ * use this firmware after initialization, but a tune to a UHF
+ * channel should then cause DTV78 to be used.
+ */
+ if (type & DTV7)
+ demod += 500;
+ }
return generic_set_freq(fe, p->frequency,
T_DIGITAL_TV, type, 0, demod);
--
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