regulator: max8649: Use DIV_ROUND_UP macro to calculate selector

Use DIV_ROUND_UP macro for better readability. Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
git-mirror · Mar 11, 2012 · 21c9e5f · 21c9e5f
1 parent f08f5de
commit 21c9e5f
Showing 1 changed file with 1 addition and 2 deletions.
diff --git 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;