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authorAxel Lin <axel.lin@gmail.com>2012-03-08 10:05:24 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-11 20:48:54 +0000
commit21c9e5f19ee68632d939f94a90fb33d3e6a111df (patch)
treeb0a5a57ec8c0c3e30137a244bf754b69c1b4e906
parentf08f5de54f419776e8133693d152ff3a016f2a9a (diff)
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>
-rw-r--r--drivers/regulator/max8649.c3
1 files changed, 1 insertions, 2 deletions
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;