regulator: st-pwm: Convert to get_voltage_sel

Also remove test for selector in st_pwm_regulator_set_voltage_sel, the checking
is already done in .list_voltage.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 3 insertions, 6 deletions

diff --git a/drivers/regulator/st-pwm.c b/drivers/regulator/st-pwm.c
index 6ef569ffd971..e367af1c5f9d 100644
--- a/drivers/regulator/st-pwm.c
+++ b/drivers/regulator/st-pwm.c
@@ -39,11 +39,11 @@ struct st_pwm_voltages {
         unsigned int dutycycle;
 };
 
-static int st_pwm_regulator_get_voltage(struct regulator_dev *dev)
+static int st_pwm_regulator_get_voltage_sel(struct regulator_dev *dev)
 {
         struct st_pwm_regulator_data *drvdata = rdev_get_drvdata(dev);
 
-        return drvdata->pdata->duty_cycle_table[drvdata->state].uV;
+        return drvdata->state;
 }
 
 static int st_pwm_regulator_set_voltage_sel(struct regulator_dev *dev,
@@ -53,9 +53,6 @@ static int st_pwm_regulator_set_voltage_sel(struct regulator_dev *dev,
         int dutycycle;
         int ret;
 
-        if (selector >= dev->desc->n_voltages)
-                return -EINVAL;
-
         dutycycle = (ST_PWM_REG_PERIOD / 100) *
                 drvdata->pdata->duty_cycle_table[selector].dutycycle;
 
@@ -92,7 +89,7 @@ static int st_pwm_regulator_list_voltage(struct regulator_dev *dev,
 
 static struct regulator_ops st_pwm_regulator_voltage_ops = {
         .set_voltage_sel = st_pwm_regulator_set_voltage_sel,
-        .get_voltage     = st_pwm_regulator_get_voltage,
+        .get_voltage_sel = st_pwm_regulator_get_voltage_sel,
         .list_voltage    = st_pwm_regulator_list_voltage,
         .map_voltage     = regulator_map_voltage_iterate,
 };