From ae76e8307ff2812a57692a54322c6898a949ae76 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Tue, 6 Mar 2012 06:54:40 +0800 Subject: regulator: da903x: Use DIV_ROUND_UP macro to calculate selector Signed-off-by: Axel Lin Signed-off-by: Mark Brown --- drivers/regulator/da903x.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'drivers/regulator/da903x.c') diff --git a/drivers/regulator/da903x.c b/drivers/regulator/da903x.c index 8dbc54da7d707..1851f0929ef01 100644 --- a/drivers/regulator/da903x.c +++ b/drivers/regulator/da903x.c @@ -119,7 +119,7 @@ static int da903x_set_ldo_voltage(struct regulator_dev *rdev, return -EINVAL; } - val = (min_uV - info->min_uV + info->step_uV - 1) / info->step_uV; + val = DIV_ROUND_UP(min_uV - info->min_uV, info->step_uV); *selector = val; val <<= info->vol_shift; mask = ((1 << info->vol_nbits) - 1) << info->vol_shift; @@ -202,7 +202,7 @@ static int da9030_set_ldo1_15_voltage(struct regulator_dev *rdev, return -EINVAL; } - val = (min_uV - info->min_uV + info->step_uV - 1) / info->step_uV; + val = DIV_ROUND_UP(min_uV - info->min_uV, info->step_uV); *selector = val; val <<= info->vol_shift; mask = ((1 << info->vol_nbits) - 1) << info->vol_shift; @@ -233,10 +233,10 @@ static int da9030_set_ldo14_voltage(struct regulator_dev *rdev, thresh = (info->max_uV + info->min_uV) / 2; if (min_uV < thresh) { - val = (thresh - min_uV + info->step_uV - 1) / info->step_uV; + val = DIV_ROUND_UP(thresh - min_uV, info->step_uV); val |= 0x4; } else { - val = (min_uV - thresh + info->step_uV - 1) / info->step_uV; + val = DIV_ROUND_UP(min_uV - thresh, info->step_uV); } *selector = val; @@ -281,7 +281,7 @@ static int da9034_set_dvc_voltage(struct regulator_dev *rdev, return -EINVAL; } - val = (min_uV - info->min_uV + info->step_uV - 1) / info->step_uV; + val = DIV_ROUND_UP(min_uV - info->min_uV, info->step_uV); *selector = val; val <<= info->vol_shift; mask = ((1 << info->vol_nbits) - 1) << info->vol_shift; @@ -307,7 +307,7 @@ static int da9034_set_ldo12_voltage(struct regulator_dev *rdev, return -EINVAL; } - val = (min_uV - info->min_uV + info->step_uV - 1) / info->step_uV; + val = DIV_ROUND_UP(min_uV - info->min_uV, info->step_uV); val = (val >= 20) ? val - 12 : ((val > 7) ? 8 : val); *selector = val; val <<= info->vol_shift; -- cgit v1.2.3