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authorAxel Lin <axel.lin@gmail.com>2012-03-06 09:56:05 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-11 20:48:51 +0000
commite9a15c8cad2a23e86a8e6457a3ab0ab3bda50d35 (patch)
tree12053f31464991a3c048afbef9286cba42dbc9fa /drivers/regulator/wm8400-regulator.c
parent1c37f8a838fa8b1e98a984893bd4f1a8a9849421 (diff)
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regulator: wm8400: 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>
Diffstat (limited to 'drivers/regulator/wm8400-regulator.c')
-rw-r--r--drivers/regulator/wm8400-regulator.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/regulator/wm8400-regulator.c b/drivers/regulator/wm8400-regulator.c
index 706f395..8477153 100644
--- a/drivers/regulator/wm8400-regulator.c
+++ b/drivers/regulator/wm8400-regulator.c
@@ -78,14 +78,14 @@ static int wm8400_ldo_set_voltage(struct regulator_dev *dev,
if (min_uV < 1700000) {
/* Steps of 50mV from 900mV; */
- val = (min_uV - 850001) / 50000;
+ val = DIV_ROUND_UP(min_uV - 900000, 50000);
if ((val * 50000) + 900000 > max_uV)
return -EINVAL;
BUG_ON((val * 50000) + 900000 < min_uV);
} else {
/* Steps of 100mV from 1700mV */
- val = ((min_uV - 1600001) / 100000);
+ val = DIV_ROUND_UP(min_uV - 1700000, 100000);
if ((val * 100000) + 1700000 > max_uV)
return -EINVAL;
@@ -168,7 +168,7 @@ static int wm8400_dcdc_set_voltage(struct regulator_dev *dev,
if (min_uV < 850000)
return -EINVAL;
- val = (min_uV - 825001) / 25000;
+ val = DIV_ROUND_UP(min_uV - 850000, 25000);
if (850000 + (25000 * val) > max_uV)
return -EINVAL;