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authorAndy Walls <awalls@radix.net>2009-06-11 06:57:50 -0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-07-05 13:29:57 -0400
commit6e707b4c6d1fcf0fca6a4525e0ff66d35e21a517 (patch)
treeda15ccf17c8552b98c8ccd2112fb9e44abeff565 /drivers
parentc06950ae4dccf59566fec7ae269aaeb24685c16c (diff)
V4L/DVB (12167): tuner-xc2028: Fix 7 MHz DVB-T
The following patch should fix 7 MHz DVB-T with the XC3028 using the DTV7 firmware from the xc3028-v27.fw firmware image. Tested-by: Terry Wu <terrywu2009@gmail.com> [mchehab@redhat.com: thanks to John Ferlito, we have a real test in Australia] Signed-off-by: Andy Walls <awalls@radix.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/common/tuners/tuner-xc2028.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/media/common/tuners/tuner-xc2028.c b/drivers/media/common/tuners/tuner-xc2028.c
index b6da9c3873fe..aa20ce8cc668 100644
--- a/drivers/media/common/tuners/tuner-xc2028.c
+++ b/drivers/media/common/tuners/tuner-xc2028.c
@@ -1096,8 +1096,19 @@ static int xc2028_set_params(struct dvb_frontend *fe,
1096 } 1096 }
1097 1097
1098 /* All S-code tables need a 200kHz shift */ 1098 /* All S-code tables need a 200kHz shift */
1099 if (priv->ctrl.demod) 1099 if (priv->ctrl.demod) {
1100 demod = priv->ctrl.demod + 200; 1100 demod = priv->ctrl.demod + 200;
1101 /*
1102 * The DTV7 S-code table needs a 700 kHz shift.
1103 * Thanks to Terry Wu <terrywu2009@gmail.com> for reporting this
1104 *
1105 * DTV7 is only used in Australia. Germany or Italy may also
1106 * use this firmware after initialization, but a tune to a UHF
1107 * channel should then cause DTV78 to be used.
1108 */
1109 if (type & DTV7)
1110 demod += 500;
1111 }
1101 1112
1102 return generic_set_freq(fe, p->frequency, 1113 return generic_set_freq(fe, p->frequency,
1103 T_DIGITAL_TV, type, 0, demod); 1114 T_DIGITAL_TV, type, 0, demod);