On Thu, Apr 06, 2017 at 07:50:58PM +0530, Laxman Dewangan wrote: > Use macro DIV_ROUND_CLOSEST_ULL() for 64bit division to closet one
"closest" Thierry > instead of implementing the same locally. This increase readability. > > Signed-off-by: Laxman Dewangan <ldewan...@nvidia.com> > --- > Changes from V1: > None > > drivers/pwm/pwm-tegra.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/pwm/pwm-tegra.c b/drivers/pwm/pwm-tegra.c > index e464784..0a688da 100644 > --- a/drivers/pwm/pwm-tegra.c > +++ b/drivers/pwm/pwm-tegra.c > @@ -85,8 +85,7 @@ static int tegra_pwm_config(struct pwm_chip *chip, struct > pwm_device *pwm, > * nearest integer during division. > */ > c *= (1 << PWM_DUTY_WIDTH); > - c += period_ns / 2; > - do_div(c, period_ns); > + c = DIV_ROUND_CLOSEST_ULL(c, period_ns); > > val = (u32)c << PWM_DUTY_SHIFT; > > -- > 2.1.4 >
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