diff options
| -rw-r--r-- | drivers/staging/media/msi3101/sdr-msi3101.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/staging/media/msi3101/sdr-msi3101.c b/drivers/staging/media/msi3101/sdr-msi3101.c index eebe1d042c91..24c7b70a6cbf 100644 --- a/drivers/staging/media/msi3101/sdr-msi3101.c +++ b/drivers/staging/media/msi3101/sdr-msi3101.c @@ -40,6 +40,7 @@ #include <linux/module.h> #include <linux/slab.h> #include <linux/gcd.h> +#include <asm/div64.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> #include <media/v4l2-ctrls.h> @@ -1332,7 +1333,7 @@ static int msi3101_set_tuner(struct msi3101_state *s) int ret, i, len; unsigned int n, m, thresh, frac, vco_step, tmp, f_if1; u32 reg; - u64 f_vco; + u64 f_vco, tmp64; u8 mode, filter_mode, lo_div; const struct msi3101_gain *gain_lut; static const struct { @@ -1436,8 +1437,10 @@ static int msi3101_set_tuner(struct msi3101_state *s) #define F_OUT_STEP 1 #define R_REF 4 f_vco = (f_rf + f_if + f_if1) * lo_div; - n = f_vco / (F_REF * R_REF); - m = f_vco % (F_REF * R_REF); + + tmp64 = f_vco; + m = do_div(tmp64, F_REF * R_REF); + n = (unsigned int) tmp64; vco_step = F_OUT_STEP * lo_div; thresh = (F_REF * R_REF) / vco_step; |