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authorChris Pascoe <c.pascoe@itee.uq.edu.au>2007-11-19 06:35:26 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:02:27 -0200
commita44f1c43dfa98e2eb763968890157bfaf9001add (patch)
tree840cd2f64226d1c225596e747317be5295990d20 /drivers
parentddf1c5f1d78c1ce30a7e6b2447670fc0e103bb62 (diff)
downloadop-kernel-dev-a44f1c43dfa98e2eb763968890157bfaf9001add.zip
op-kernel-dev-a44f1c43dfa98e2eb763968890157bfaf9001add.tar.gz
V4L/DVB (6641): xc2028: correct tuner offset for 7MHz DTV
7MHz bandwidth DVB-T needs an adjusted offset at the PLL to ensure the IF output is correctly centered. Signed-off-by: Chris Pascoe <c.pascoe@itee.uq.edu.au> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/tuner-xc2028.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/media/video/tuner-xc2028.c b/drivers/media/video/tuner-xc2028.c
index adef80e..c921d60 100644
--- a/drivers/media/video/tuner-xc2028.c
+++ b/drivers/media/video/tuner-xc2028.c
@@ -764,8 +764,11 @@ static int generic_set_tv_freq(struct dvb_frontend *fe, u32 freq /* in Hz */ ,
if (check_firmware(fe, new_mode, std, bandwidth) < 0)
goto ret;
- if (new_mode == T_DIGITAL_TV)
+ if (new_mode == T_DIGITAL_TV) {
offset = 2750000;
+ if (priv->bandwidth == BANDWIDTH_7_MHZ)
+ offset -= 500000;
+ }
div = (freq - offset + DIV / 2) / DIV;
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