diff options
Diffstat (limited to 'drivers/regulator/s5m8767.c')
| -rw-r--r-- | drivers/regulator/s5m8767.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c index 3592ccb4e603..9d5d9159040f 100644 --- a/drivers/regulator/s5m8767.c +++ b/drivers/regulator/s5m8767.c @@ -294,11 +294,11 @@ static int s5m8767_get_voltage_sel(struct regulator_dev *rdev) return val; } -static inline int s5m8767_convert_voltage( +static int s5m8767_convert_voltage_to_sel( const struct s5m_voltage_desc *desc, int min_vol, int max_vol) { - int out_vol = 0; + int selector = 0; if (desc == NULL) return -EINVAL; @@ -306,19 +306,18 @@ static inline int s5m8767_convert_voltage( if (max_vol < desc->min || min_vol > desc->max) return -EINVAL; - out_vol = (min_vol - desc->min) / desc->step; + selector = (min_vol - desc->min) / desc->step; - if (desc->min + desc->step * out_vol > max_vol) + if (desc->min + desc->step * selector > max_vol) return -EINVAL; - return out_vol; + return selector; } static int s5m8767_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV, unsigned *selector) { struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev); - int min_vol = min_uV, max_vol = max_uV; const struct s5m_voltage_desc *desc; int reg_id = rdev_get_id(rdev); int reg, mask, ret; @@ -343,7 +342,7 @@ static int s5m8767_set_voltage(struct regulator_dev *rdev, desc = reg_voltage_map[reg_id]; - i = s5m8767_convert_voltage(desc, min_vol, max_vol); + i = s5m8767_convert_voltage_to_sel(desc, min_uV, max_uV); if (i < 0) return i; @@ -385,7 +384,6 @@ static int s5m8767_set_voltage_buck(struct regulator_dev *rdev, int reg_id = rdev_get_id(rdev); const struct s5m_voltage_desc *desc; int new_val, old_val, i = 0; - int min_vol = min_uV, max_vol = max_uV; if (reg_id < S5M8767_BUCK1 || reg_id > S5M8767_BUCK6) return -EINVAL; @@ -402,7 +400,7 @@ static int s5m8767_set_voltage_buck(struct regulator_dev *rdev, } desc = reg_voltage_map[reg_id]; - new_val = s5m8767_convert_voltage(desc, min_vol, max_vol); + new_val = s5m8767_convert_voltage_to_sel(desc, min_uV, max_uV); if (new_val < 0) return new_val; @@ -580,7 +578,7 @@ static __devinit int s5m8767_pmic_probe(struct platform_device *pdev) for (i = 0; i < 8; i++) { if (s5m8767->buck2_gpiodvs) { s5m8767->buck2_vol[i] = - s5m8767_convert_voltage( + s5m8767_convert_voltage_to_sel( &buck_voltage_val2, pdata->buck2_voltage[i], pdata->buck2_voltage[i] + @@ -589,7 +587,7 @@ static __devinit int s5m8767_pmic_probe(struct platform_device *pdev) if (s5m8767->buck3_gpiodvs) { s5m8767->buck3_vol[i] = - s5m8767_convert_voltage( + s5m8767_convert_voltage_to_sel( &buck_voltage_val2, pdata->buck3_voltage[i], pdata->buck3_voltage[i] + @@ -598,7 +596,7 @@ static __devinit int s5m8767_pmic_probe(struct platform_device *pdev) if (s5m8767->buck4_gpiodvs) { s5m8767->buck4_vol[i] = - s5m8767_convert_voltage( + s5m8767_convert_voltage_to_sel( &buck_voltage_val2, pdata->buck4_voltage[i], pdata->buck4_voltage[i] + |
