diff options
| author | Axel Lin <axel.lin@gmail.com> | 2012-03-06 06:54:40 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-11 20:48:52 +0000 |
| commit | ae76e8307ff2812a57692a54322c6898a949ae76 (patch) | |
| tree | 1ec8b2faa9a78a07a42b9636abca5eeecf9642d6 /drivers/regulator/da903x.c | |
| parent | e9a15c8cad2a23e86a8e6457a3ab0ab3bda50d35 (diff) | |
| download | linux-ae76e8307ff2812a57692a54322c6898a949ae76.tar.gz linux-ae76e8307ff2812a57692a54322c6898a949ae76.tar.bz2 linux-ae76e8307ff2812a57692a54322c6898a949ae76.zip | |
regulator: da903x: Use DIV_ROUND_UP macro to calculate selector
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/da903x.c')
| -rw-r--r-- | drivers/regulator/da903x.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/regulator/da903x.c b/drivers/regulator/da903x.c index 8dbc54da7d70..1851f0929ef0 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; |