Messages in this thread Patch in this message | | | From | Laxman Dewangan <> | Subject | [PATCH V3 1/4] pwm: tegra: Use DIV_ROUND_CLOSEST_ULL() instead of local implementation | Date | Fri, 7 Apr 2017 15:03:59 +0530 |
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Use macro DIV_ROUND_CLOSEST_ULL() for 64bit division to closest one instead of implementing the same locally. This increase readability.
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
--- Changes from v1: - None
Changes from V2: - Fix typo in commit message. --- 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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