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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>
Andreas Regel 15 tahun lalu
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7c236e37dd
1 mengubah file dengan 4 tambahan dan 2 penghapusan
  1. 4 2
      drivers/media/dvb/frontends/stv6110x.c

+ 4 - 2
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;