Use div_u64() to simplify and remove home made divides.
Signed-off-by: Antti Palosaari <crope@xxxxxx>
---
drivers/media/tuners/tua9001.c | 9 +--------
drivers/media/tuners/tua9001_priv.h | 1 +
2 files changed, 2 insertions(+), 8 deletions(-)
diff --git a/drivers/media/tuners/tua9001.c b/drivers/media/tuners/tua9001.c
index 09a1034..d4f6ca0 100644
--- a/drivers/media/tuners/tua9001.c
+++ b/drivers/media/tuners/tua9001.c
@@ -88,7 +88,6 @@ static int tua9001_set_params(struct dvb_frontend *fe)
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret, i;
u16 val;
- u32 frequency;
struct tua9001_reg_val data[2];
dev_dbg(&client->dev,
@@ -122,14 +121,8 @@ static int tua9001_set_params(struct dvb_frontend *fe)
data[0].reg = 0x04;
data[0].val = val;
-
- frequency = (c->frequency - 150000000);
- frequency /= 100;
- frequency *= 48;
- frequency /= 10000;
-
data[1].reg = 0x1f;
- data[1].val = frequency;
+ data[1].val = div_u64((u64) (c->frequency - 150000000) * 48, 1000000);
if (fe->callback) {
ret = fe->callback(client->adapter,
diff --git a/drivers/media/tuners/tua9001_priv.h b/drivers/media/tuners/tua9001_priv.h
index 327ead9..bc406c5 100644
--- a/drivers/media/tuners/tua9001_priv.h
+++ b/drivers/media/tuners/tua9001_priv.h
@@ -18,6 +18,7 @@
#define TUA9001_PRIV_H
#include "tua9001.h"
+#include <linux/math64.h>
#include <linux/regmap.h>
struct tua9001_reg_val {
--
http://palosaari.fi/
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