diff options
Diffstat (limited to 'drivers/hwmon/ina238.c')
| -rw-r--r-- | drivers/hwmon/ina238.c | 26 |
1 files changed, 5 insertions, 21 deletions
diff --git a/drivers/hwmon/ina238.c b/drivers/hwmon/ina238.c index 356d19b7675c..ff67b03189f7 100644 --- a/drivers/hwmon/ina238.c +++ b/drivers/hwmon/ina238.c @@ -117,7 +117,6 @@ struct ina238_config { struct ina238_data { const struct ina238_config *config; struct i2c_client *client; - struct mutex config_lock; struct regmap *regmap; u32 rshunt; int gain; @@ -607,31 +606,18 @@ static int ina238_read(struct device *dev, enum hwmon_sensor_types type, static int ina238_write(struct device *dev, enum hwmon_sensor_types type, u32 attr, int channel, long val) { - struct ina238_data *data = dev_get_drvdata(dev); - int err; - - mutex_lock(&data->config_lock); - switch (type) { case hwmon_in: - err = ina238_write_in(dev, attr, channel, val); - break; + return ina238_write_in(dev, attr, channel, val); case hwmon_curr: - err = ina238_write_curr(dev, attr, val); - break; + return ina238_write_curr(dev, attr, val); case hwmon_power: - err = ina238_write_power_max(dev, val); - break; + return ina238_write_power_max(dev, val); case hwmon_temp: - err = ina238_write_temp_max(dev, val); - break; + return ina238_write_temp_max(dev, val); default: - err = -EOPNOTSUPP; - break; + return -EOPNOTSUPP; } - - mutex_unlock(&data->config_lock); - return err; } static umode_t ina238_is_visible(const void *drvdata, @@ -757,8 +743,6 @@ static int ina238_probe(struct i2c_client *client) /* set the device type */ data->config = &ina238_config[chip]; - mutex_init(&data->config_lock); - data->regmap = devm_regmap_init_i2c(client, &ina238_regmap_config); if (IS_ERR(data->regmap)) { dev_err(dev, "failed to allocate register map\n"); |