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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 04:00:53 +07:00
hwmon: (adt7470) Convert to devm_hwmon_device_register_with_groups
Use ATTRIBUTE_GROUPS macro and devm_hwmon_device_register_with_groups() to simplify the code a bit. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Axel Lin
Guenter Roeck
parent
9027d933a9
commit
3048577609
@ -143,8 +143,7 @@ static const unsigned short normal_i2c[] = { 0x2C, 0x2E, 0x2F, I2C_CLIENT_END };
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#define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID)
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struct adt7470_data {
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struct device *hwmon_dev;
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struct attribute_group attrs;
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struct i2c_client *client;
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struct mutex lock;
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char sensors_valid;
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char limits_valid;
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@ -278,8 +277,8 @@ static int adt7470_update_thread(void *p)
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static struct adt7470_data *adt7470_update_device(struct device *dev)
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{
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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unsigned long local_jiffies = jiffies;
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u8 cfg;
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int i;
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@ -409,8 +408,7 @@ static ssize_t set_auto_update_interval(struct device *dev,
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const char *buf,
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size_t count)
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{
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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long temp;
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if (kstrtol(buf, 10, &temp))
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@ -438,8 +436,7 @@ static ssize_t set_num_temp_sensors(struct device *dev,
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const char *buf,
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size_t count)
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{
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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long temp;
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if (kstrtol(buf, 10, &temp))
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@ -471,8 +468,8 @@ static ssize_t set_temp_min(struct device *dev,
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size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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long temp;
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if (kstrtol(buf, 10, &temp))
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@ -505,8 +502,8 @@ static ssize_t set_temp_max(struct device *dev,
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size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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long temp;
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if (kstrtol(buf, 10, &temp))
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@ -560,8 +557,8 @@ static ssize_t set_fan_max(struct device *dev,
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const char *buf, size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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long temp;
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if (kstrtol(buf, 10, &temp) || !temp)
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@ -597,8 +594,8 @@ static ssize_t set_fan_min(struct device *dev,
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const char *buf, size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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long temp;
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if (kstrtol(buf, 10, &temp) || !temp)
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@ -641,8 +638,8 @@ static ssize_t set_force_pwm_max(struct device *dev,
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const char *buf,
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size_t count)
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{
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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long temp;
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u8 reg;
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@ -674,8 +671,8 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *devattr,
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const char *buf, size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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long temp;
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if (kstrtol(buf, 10, &temp))
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@ -706,8 +703,8 @@ static ssize_t set_pwm_max(struct device *dev,
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size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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long temp;
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if (kstrtol(buf, 10, &temp))
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@ -739,8 +736,8 @@ static ssize_t set_pwm_min(struct device *dev,
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size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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long temp;
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if (kstrtol(buf, 10, &temp))
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@ -782,8 +779,8 @@ static ssize_t set_pwm_tmin(struct device *dev,
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size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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long temp;
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if (kstrtol(buf, 10, &temp))
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@ -816,8 +813,8 @@ static ssize_t set_pwm_auto(struct device *dev,
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size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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int pwm_auto_reg = ADT7470_REG_PWM_CFG(attr->index);
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int pwm_auto_reg_mask;
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long temp;
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@ -877,8 +874,8 @@ static ssize_t set_pwm_auto_temp(struct device *dev,
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size_t count)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct i2c_client *client = to_i2c_client(dev);
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struct adt7470_data *data = i2c_get_clientdata(client);
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struct adt7470_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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int pwm_auto_reg = ADT7470_REG_PWM_AUTO_TEMP(attr->index);
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long temp;
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u8 reg;
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@ -1095,7 +1092,7 @@ static SENSOR_DEVICE_ATTR(pwm3_auto_channels_temp, S_IWUSR | S_IRUGO,
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static SENSOR_DEVICE_ATTR(pwm4_auto_channels_temp, S_IWUSR | S_IRUGO,
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show_pwm_auto_temp, set_pwm_auto_temp, 3);
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static struct attribute *adt7470_attr[] = {
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static struct attribute *adt7470_attrs[] = {
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&dev_attr_alarm_mask.attr,
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&dev_attr_num_temp_sensors.attr,
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&dev_attr_auto_update_interval.attr,
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@ -1187,6 +1184,8 @@ static struct attribute *adt7470_attr[] = {
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NULL
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};
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ATTRIBUTE_GROUPS(adt7470);
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/* Return 0 if detection is successful, -ENODEV otherwise */
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static int adt7470_detect(struct i2c_client *client,
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struct i2c_board_info *info)
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@ -1229,11 +1228,11 @@ static void adt7470_init_client(struct i2c_client *client)
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static int adt7470_probe(struct i2c_client *client,
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const struct i2c_device_id *id)
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{
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struct device *dev = &client->dev;
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struct adt7470_data *data;
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int err;
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struct device *hwmon_dev;
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data = devm_kzalloc(&client->dev, sizeof(struct adt7470_data),
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GFP_KERNEL);
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data = devm_kzalloc(dev, sizeof(struct adt7470_data), GFP_KERNEL);
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if (!data)
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return -ENOMEM;
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@ -1241,6 +1240,7 @@ static int adt7470_probe(struct i2c_client *client,
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data->auto_update_interval = AUTO_UPDATE_INTERVAL;
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i2c_set_clientdata(client, data);
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data->client = client;
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mutex_init(&data->lock);
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dev_info(&client->dev, "%s chip found\n", client->name);
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@ -1249,32 +1249,21 @@ static int adt7470_probe(struct i2c_client *client,
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adt7470_init_client(client);
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/* Register sysfs hooks */
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data->attrs.attrs = adt7470_attr;
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err = sysfs_create_group(&client->dev.kobj, &data->attrs);
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if (err)
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return err;
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hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name,
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data,
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adt7470_groups);
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data->hwmon_dev = hwmon_device_register(&client->dev);
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if (IS_ERR(data->hwmon_dev)) {
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err = PTR_ERR(data->hwmon_dev);
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goto exit_remove;
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}
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if (IS_ERR(hwmon_dev))
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return PTR_ERR(hwmon_dev);
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init_completion(&data->auto_update_stop);
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data->auto_update = kthread_run(adt7470_update_thread, client, "%s",
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dev_name(data->hwmon_dev));
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dev_name(hwmon_dev));
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if (IS_ERR(data->auto_update)) {
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err = PTR_ERR(data->auto_update);
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goto exit_unregister;
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return PTR_ERR(data->auto_update);
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}
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return 0;
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exit_unregister:
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hwmon_device_unregister(data->hwmon_dev);
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exit_remove:
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sysfs_remove_group(&client->dev.kobj, &data->attrs);
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return err;
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}
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static int adt7470_remove(struct i2c_client *client)
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@ -1283,8 +1272,6 @@ static int adt7470_remove(struct i2c_client *client)
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kthread_stop(data->auto_update);
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wait_for_completion(&data->auto_update_stop);
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hwmon_device_unregister(data->hwmon_dev);
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sysfs_remove_group(&client->dev.kobj, &data->attrs);
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return 0;
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}
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