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author | Chris Pascoe <c.pascoe@itee.uq.edu.au> | 2007-12-02 06:36:42 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-25 19:03:59 -0200 |
commit | ad35ce9e3e03b1515c8581bababb0e64d05cf1ad (patch) | |
tree | 712d67acac90dcf5a9d4d90c624955c3007c30f0 /drivers/media/video/tuner-xc2028.c | |
parent | e026268870b5f05a3f74b37816d96ed3b19a9e33 (diff) | |
download | lwn-ad35ce9e3e03b1515c8581bababb0e64d05cf1ad.tar.gz lwn-ad35ce9e3e03b1515c8581bababb0e64d05cf1ad.zip |
V4L/DVB (6852): xc2028: s-code offset should not modify internal control structure
Don't modify the control structure that was provided at attach when applying
an offset to the S-Code, otherwise it will be incorrect on subsequent tunes.
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/video/tuner-xc2028.c')
-rw-r--r-- | drivers/media/video/tuner-xc2028.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/media/video/tuner-xc2028.c b/drivers/media/video/tuner-xc2028.c index 416c717eb78e..81cc7f607d4e 100644 --- a/drivers/media/video/tuner-xc2028.c +++ b/drivers/media/video/tuner-xc2028.c @@ -956,6 +956,7 @@ static int xc2028_set_params(struct dvb_frontend *fe, struct xc2028_data *priv = fe->tuner_priv; unsigned int type=0; fe_bandwidth_t bw = BANDWIDTH_8_MHZ; + u16 demod = 0; tuner_dbg("%s called\n", __FUNCTION__); @@ -1009,10 +1010,10 @@ static int xc2028_set_params(struct dvb_frontend *fe, /* All S-code tables need a 200kHz shift */ if (priv->ctrl.demod) - priv->ctrl.demod += 200; + demod = priv->ctrl.demod + 200; return generic_set_freq(fe, p->frequency, - T_DIGITAL_TV, type, 0, priv->ctrl.demod); + T_DIGITAL_TV, type, 0, demod); } static int xc2028_sleep(struct dvb_frontend *fe) |