Commit 90241fb9 authored Apr 07, 2017 by Laxman Dewangan Committed by Thierry Reding Apr 12, 2017

pwm: tegra: Use DIV_ROUND_CLOSEST_ULL() instead of local implementation

Use macro DIV_ROUND_CLOSEST_ULL() for 64-bit division to closest one
instead of implementing the same locally. This increase readability.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

parent caf065f8

drivers/pwm/pwm-tegra.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -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;