regulator: max1586: Use DIV_ROUND_UP macro to calculate selector

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/regulator/max1586.c b/drivers/regulator/max1586.c
index 40e7a4db2853..282d2ee0604e 100644
--- a/drivers/regulator/max1586.c
+++ b/drivers/regulator/max1586.c
@@ -76,8 +76,8 @@ static int max1586_v3_set(struct regulator_dev *rdev, int min_uV, int max_uV,
         if (min_uV < max1586->min_uV)
                 min_uV = max1586->min_uV;
 
-        *selector = ((min_uV - max1586->min_uV) * MAX1586_V3_MAX_VSEL +
-                        range_uV - 1) / range_uV;
+        *selector = DIV_ROUND_UP((min_uV - max1586->min_uV) *
+                                 MAX1586_V3_MAX_VSEL, range_uV);
         if (max1586_v3_calc_voltage(max1586, *selector) > max_uV)
                 return -EINVAL;