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Diffstat (limited to 'drivers/media/tuners/e4000.c')
-rw-r--r--drivers/media/tuners/e4000.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/tuners/e4000.c b/drivers/media/tuners/e4000.c
index 3b5255062a0d..67ecf1bbfa1f 100644
--- a/drivers/media/tuners/e4000.c
+++ b/drivers/media/tuners/e4000.c
@@ -116,6 +116,7 @@ static int e4000_set_params(struct dvb_frontend *fe)
struct e4000 *s = fe->tuner_priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret, i, sigma_delta;
+ unsigned int pll_n, pll_f;
u64 f_vco;
u8 buf[5], i_data[4], q_data[4];
@@ -141,8 +142,9 @@ static int e4000_set_params(struct dvb_frontend *fe)
}
f_vco = 1ull * c->frequency * e4000_pll_lut[i].mul;
- sigma_delta = div_u64(0x10000ULL * (f_vco % s->clock), s->clock);
- buf[0] = div_u64(f_vco, s->clock);
+ pll_n = div_u64_rem(f_vco, s->clock, &pll_f);
+ sigma_delta = div_u64(0x10000ULL * pll_f, s->clock);
+ buf[0] = pll_n;
buf[1] = (sigma_delta >> 0) & 0xff;
buf[2] = (sigma_delta >> 8) & 0xff;
buf[3] = 0x00;