diff options
| author | Chris Pascoe <c.pascoe@itee.uq.edu.au> | 2007-11-19 06:35:26 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-25 19:02:27 -0200 |
| commit | a44f1c43dfa98e2eb763968890157bfaf9001add (patch) | |
| tree | 840cd2f64226d1c225596e747317be5295990d20 /drivers/media | |
| parent | ddf1c5f1d78c1ce30a7e6b2447670fc0e103bb62 (diff) | |
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/media')
| -rw-r--r-- | drivers/media/video/tuner-xc2028.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/media/video/tuner-xc2028.c b/drivers/media/video/tuner-xc2028.c index adef80e627b..c921d6009a8 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; |