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Diffstat (limited to 'drivers/pwm/pwm-jz4740.c')
-rw-r--r--drivers/pwm/pwm-jz4740.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/pwm/pwm-jz4740.c b/drivers/pwm/pwm-jz4740.c
index 3cd5c054ad9a..4fe9d99ac9a9 100644
--- a/drivers/pwm/pwm-jz4740.c
+++ b/drivers/pwm/pwm-jz4740.c
@@ -158,11 +158,11 @@ static int jz4740_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
/* Calculate period value */
tmp = (unsigned long long)rate * state->period;
do_div(tmp, NSEC_PER_SEC);
- period = (unsigned long)tmp;
+ period = tmp;
/* Calculate duty value */
- tmp = (unsigned long long)period * state->duty_cycle;
- do_div(tmp, state->period);
+ tmp = (unsigned long long)rate * state->duty_cycle;
+ do_div(tmp, NSEC_PER_SEC);
duty = period - tmp;
if (duty >= period)