From: Axel Lin <axel.lin@gmail.com>
Date: Fri, 2 Mar 2012 08:20:54 +0000 (+0800)
Subject: regulator: ad5398: Use DIV_ROUND_UP macro to calculate selector
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8148ed6e6618598729efa53d3a1f905379de801e;p=mv-sheeva.git

regulator: ad5398: Use DIV_ROUND_UP macro to calculate selector

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

diff --git a/drivers/regulator/ad5398.c b/drivers/regulator/ad5398.c
index 483c8093085..26d23adfc66 100644
--- a/drivers/regulator/ad5398.c
+++ b/drivers/regulator/ad5398.c
@@ -94,8 +94,8 @@ static int ad5398_set_current_limit(struct regulator_dev *rdev, int min_uA, int
 	if (max_uA > chip->max_uA || max_uA < chip->min_uA)
 		return -EINVAL;
 
-	selector = ((min_uA - chip->min_uA) * chip->current_level +
-			range_uA - 1) / range_uA;
+	selector = DIV_ROUND_UP((min_uA - chip->min_uA) * chip->current_level,
+				range_uA);
 	if (ad5398_calc_current(chip, selector) > max_uA)
 		return -EINVAL;