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>
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@ -85,8 +85,7 @@ static int tegra_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
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* nearest integer during division.
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*/
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c *= (1 << PWM_DUTY_WIDTH);
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c += period_ns / 2;
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do_div(c, period_ns);
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c = DIV_ROUND_CLOSEST_ULL(c, period_ns);
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val = (u32)c << PWM_DUTY_SHIFT;
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