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regulator: twl-regulator: Use DIV_ROUND_UP at appropriate places 

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2012-04-09 23:35:10 +08:00 committed by Mark Brown
parent 5ade39358f
commit 268a164135
1 changed files with 6 additions and 24 deletions
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30
drivers/regulator/twl-regulator.c
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@ -787,11 +787,7 @@ twl6030smps_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV,
vsel = 0;
else if ((min_uV >= 600000) && (min_uV <= 1300000)) {
int calc_uV;
vsel = (min_uV - 600000) / 125;
if (vsel % 100)
vsel += 100;
vsel /= 100;
vsel++;
vsel = DIV_ROUND_UP(min_uV - 600000, 12500);
calc_uV = twl6030smps_list_voltage(rdev, vsel);
if (calc_uV > max_uV)
return -EINVAL;
@ -817,11 +813,7 @@ twl6030smps_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV,
vsel = 0;
else if ((min_uV >= 700000) && (min_uV <= 1420000)) {
int calc_uV;
vsel = (min_uV - 700000) / 125;
if (vsel % 100)
vsel += 100;
vsel /= 100;
vsel++;
vsel = DIV_ROUND_UP(min_uV - 700000, 12500);
calc_uV = twl6030smps_list_voltage(rdev, vsel);
if (calc_uV > max_uV)
return -EINVAL;
@ -845,24 +837,14 @@ twl6030smps_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV,
case SMPS_EXTENDED_EN:
if (min_uV == 0)
vsel = 0;
else if ((min_uV >= 1852000) && (max_uV <= 4013600)) {
vsel = (min_uV - 1852000) / 386;
if (vsel % 100)
vsel += 100;
vsel /= 100;
vsel++;
}
else if ((min_uV >= 1852000) && (max_uV <= 4013600))
vsel = DIV_ROUND_UP(min_uV - 1852000, 38600);
break;
case SMPS_OFFSET_EN|SMPS_EXTENDED_EN:
if (min_uV == 0)
vsel = 0;
else if ((min_uV >= 2161000) && (max_uV <= 4321000)) {
vsel = (min_uV - 2161000) / 386;
if (vsel % 100)
vsel += 100;
vsel /= 100;
vsel++;
}
else if ((min_uV >= 2161000) && (max_uV <= 4321000))
vsel = DIV_ROUND_UP(min_uV - 2161000, 38600);
break;
}