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regulator: isl6271a: Convert to get_voltage_sel

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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 2012-05-16 10:10:22 +08:00 committed by Mark Brown
parent 2b7a7a4e83
commit a9b2899b9d
1 changed files with 5 additions and 12 deletions
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17
drivers/regulator/isl6271a-regulator.c
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@ -35,26 +35,19 @@ struct isl_pmic {
struct mutex mtx;
};
static int isl6271a_get_voltage(struct regulator_dev *dev)
static int isl6271a_get_voltage_sel(struct regulator_dev *dev)
{
struct isl_pmic *pmic = rdev_get_drvdata(dev);
int idx, data;
int idx;
mutex_lock(&pmic->mtx);
idx = i2c_smbus_read_byte(pmic->client);
if (idx < 0) {
if (idx < 0)
dev_err(&pmic->client->dev, "Error getting voltage\n");
data = idx;
goto out;
}
/* Convert the data from chip to microvolts */
data = ISL6271A_VOLTAGE_MIN + (ISL6271A_VOLTAGE_STEP * (idx & 0xf));
out:
mutex_unlock(&pmic->mtx);
return data;
return idx;
}
static int isl6271a_set_voltage(struct regulator_dev *dev,
@ -84,7 +77,7 @@ static int isl6271a_set_voltage(struct regulator_dev *dev,
}
static struct regulator_ops isl_core_ops = {
.get_voltage = isl6271a_get_voltage,
.get_voltage_sel = isl6271a_get_voltage_sel,
.set_voltage = isl6271a_set_voltage,
.list_voltage = regulator_list_voltage_linear,
};