Commit f3e4b141 authored Jun 02, 2020 by Guru Das Srinagesh Committed by Thierry Reding Jun 16, 2020

hwmon: pwm-fan: 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 DIV_ROUND_UP_ULL to handle
a 64-bit dividend.

Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

parent 899c537c

drivers/hwmon/pwm-fan.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -447,7 +447,7 @@ static int pwm_fan_resume(struct device *dev)
		return 0;

		pwm_get_args(ctx->pwm, &pargs);
		duty = DIV_ROUND_UP(ctx->pwm_value * (pargs.period - 1), MAX_PWM);
		duty = DIV_ROUND_UP_ULL(ctx->pwm_value * (pargs.period - 1), MAX_PWM);
		ret = pwm_config(ctx->pwm, duty, pargs.period);
		if (ret)
		return ret;

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