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authorAndreas Regel2009-11-13 18:22:02 -0300
committerMauro Carvalho Chehab2009-12-05 18:41:31 -0200
commit7c236e37dd027c0bf35ffbda8de03cbe0c6a750d (patch)
tree9124117cc1cc292513b823b466d91d41eddec13e
parent7b035da93eb6ba839b39c61c5d993365ae308684 (diff)
V4L/DVB (13360): stv090x: fix the calculation of the r divider in stv6110x_set_frequency
It had always the value 3 no matter what frequency was given. Signed-off-by: Andreas Regel <andreas.regel@gmx.de> Signed-off-by: Manu Abraham <manu@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/dvb/frontends/stv6110x.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/dvb/frontends/stv6110x.c b/drivers/media/dvb/frontends/stv6110x.c
index 3d8a2e01c9c4..bcfcb652464c 100644
--- a/drivers/media/dvb/frontends/stv6110x.c
+++ b/drivers/media/dvb/frontends/stv6110x.c
@@ -95,7 +95,7 @@ static int stv6110x_set_frequency(struct dvb_frontend *fe, u32 frequency)
{
struct stv6110x_state *stv6110x = fe->tuner_priv;
u32 rDiv, divider;
- s32 pVal, pCalc, rDivOpt = 0;
+ s32 pVal, pCalc, rDivOpt = 0, pCalcOpt = 1000;
u8 i;
STV6110x_SETFIELD(stv6110x_regs[STV6110x_CTRL1], CTRL1_K, (REFCLOCK_MHz - 16));
@@ -121,8 +121,10 @@ static int stv6110x_set_frequency(struct dvb_frontend *fe, u32 frequency)
for (rDiv = 0; rDiv <= 3; rDiv++) {
pCalc = (REFCLOCK_kHz / 100) / R_DIV(rDiv);
- if ((abs((s32)(pCalc - pVal))) < (abs((s32)(1000 - pVal))))
+ if ((abs((s32)(pCalc - pVal))) < (abs((s32)(pCalcOpt - pVal))))
rDivOpt = rDiv;
+
+ pCalcOpt = (REFCLOCK_kHz / 100) / R_DIV(rDivOpt);
}
divider = (frequency * R_DIV(rDivOpt) * pVal) / REFCLOCK_kHz;