diff options
| author | Guru Das Srinagesh <gurus@codeaurora.org> | 2020-06-02 15:31:12 -0700 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2020-06-17 20:42:09 +0200 |
| commit | 4cc23430a5361f29999545de34fc05fa7d8e513b (patch) | |
| tree | 2c5f37da14c865ae7535f7f7c33c1676770aac12 /drivers/pwm | |
| parent | 5bc5d99f1f836858820ad8e9a412bb103bb0d88b (diff) | |
pwm: sifive: Use 64-bit division macro
Since the PWM framework is switching struct pwm_args.period's datatype
to u64, prepare for this transition by using DIV64_U64_ROUND_CLOSEST to
handle a 64-bit divisor.
Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
Acked-by: Palmer Dabbelt <palmerdabbelt@google.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm')
| -rw-r--r-- | drivers/pwm/pwm-sifive.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pwm/pwm-sifive.c b/drivers/pwm/pwm-sifive.c index cc63f9baa481..62de0bb85921 100644 --- a/drivers/pwm/pwm-sifive.c +++ b/drivers/pwm/pwm-sifive.c @@ -181,7 +181,7 @@ static int pwm_sifive_apply(struct pwm_chip *chip, struct pwm_device *pwm, * consecutively */ num = (u64)duty_cycle * (1U << PWM_SIFIVE_CMPWIDTH); - frac = DIV_ROUND_CLOSEST_ULL(num, state->period); + frac = DIV64_U64_ROUND_CLOSEST(num, state->period); /* The hardware cannot generate a 100% duty cycle */ frac = min(frac, (1U << PWM_SIFIVE_CMPWIDTH) - 1); |