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[media] cxd2820r_c: fix if_ctl calculation 

fixes tuning for DVB-C

Signed-off-by: Evgeny Plehov <EvgenyPlehov@ukr.net>
Reviewed-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Evgeny Plehov 2013-11-09 18:45:41 -03:00 committed by Mauro Carvalho Chehab
parent 648ad15464
commit f286c2a4fa
1 changed files with 1 additions and 1 deletions
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2
drivers/media/dvb-frontends/cxd2820r_c.c
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@ -78,7 +78,7 @@ int cxd2820r_set_frontend_c(struct dvb_frontend *fe)
num = if_freq / 1000; /* Hz => kHz */
num *= 0x4000;
if_ctl = cxd2820r_div_u64_round_closest(num, 41000);
if_ctl = 0x4000 - cxd2820r_div_u64_round_closest(num, 41000);
buf[0] = (if_ctl >> 8) & 0x3f;
buf[1] = (if_ctl >> 0) & 0xff;