From: Axel Lin Date: Thu, 8 Mar 2012 02:05:24 +0000 (+0800) Subject: regulator: max8649: Use DIV_ROUND_UP macro to calculate selector X-Git-Tag: firefly_0821_release~3680^2~3139^2~21^2~22 X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=21c9e5f19ee68632d939f94a90fb33d3e6a111df;p=firefly-linux-kernel-4.4.55.git regulator: max8649: Use DIV_ROUND_UP macro to calculate selector Use DIV_ROUND_UP macro for better readability. Signed-off-by: Axel Lin Signed-off-by: Mark Brown --- diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c index 636dfd45b758..82505fcb8d43 100644 --- a/drivers/regulator/max8649.c +++ b/drivers/regulator/max8649.c @@ -101,8 +101,7 @@ static int max8649_set_voltage(struct regulator_dev *rdev, min_uV, max_uV); return -EINVAL; } - data = (min_uV - MAX8649_DCDC_VMIN + MAX8649_DCDC_STEP - 1) - / MAX8649_DCDC_STEP; + data = DIV_ROUND_UP(min_uV - MAX8649_DCDC_VMIN, MAX8649_DCDC_STEP); mask = MAX8649_VOL_MASK; *selector = data & mask;