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hwmon: (max31790) Convert to use new hwmon registration API
Simplify code and reduce code size by using the new hwmon registration API. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck
parent
d65a5102a9
commit
54187ff9d7
@ -17,7 +17,6 @@
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#include <linux/err.h>
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#include <linux/hwmon.h>
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#include <linux/hwmon-sysfs.h>
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#include <linux/i2c.h>
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#include <linux/init.h>
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#include <linux/jiffies.h>
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@ -169,362 +168,288 @@ static u8 bits_for_tach_period(int rpm)
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return bits;
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}
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static ssize_t get_fan(struct device *dev,
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struct device_attribute *devattr, char *buf)
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static int max31790_read_fan(struct device *dev, u32 attr, int channel,
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long *val)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct max31790_data *data = max31790_update_device(dev);
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int sr, rpm;
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if (IS_ERR(data))
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return PTR_ERR(data);
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sr = get_tach_period(data->fan_dynamics[attr->index]);
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rpm = RPM_FROM_REG(data->tach[attr->index], sr);
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return sprintf(buf, "%d\n", rpm);
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switch (attr) {
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case hwmon_fan_input:
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sr = get_tach_period(data->fan_dynamics[channel]);
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rpm = RPM_FROM_REG(data->tach[channel], sr);
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*val = rpm;
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return 0;
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case hwmon_fan_target:
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sr = get_tach_period(data->fan_dynamics[channel]);
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rpm = RPM_FROM_REG(data->target_count[channel], sr);
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*val = rpm;
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return 0;
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case hwmon_fan_fault:
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*val = !!(data->fault_status & (1 << channel));
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return 0;
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default:
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return -EOPNOTSUPP;
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}
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}
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static ssize_t get_fan_target(struct device *dev,
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struct device_attribute *devattr, char *buf)
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static int max31790_write_fan(struct device *dev, u32 attr, int channel,
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long val)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct max31790_data *data = max31790_update_device(dev);
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int sr, rpm;
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if (IS_ERR(data))
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return PTR_ERR(data);
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sr = get_tach_period(data->fan_dynamics[attr->index]);
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rpm = RPM_FROM_REG(data->target_count[attr->index], sr);
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return sprintf(buf, "%d\n", rpm);
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}
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static ssize_t set_fan_target(struct device *dev,
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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 max31790_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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int target_count;
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int err = 0;
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u8 bits;
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int sr;
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int target_count;
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unsigned long rpm;
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int err;
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err = kstrtoul(buf, 10, &rpm);
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if (err)
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return err;
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mutex_lock(&data->update_lock);
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rpm = clamp_val(rpm, FAN_RPM_MIN, FAN_RPM_MAX);
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bits = bits_for_tach_period(rpm);
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data->fan_dynamics[attr->index] =
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((data->fan_dynamics[attr->index]
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& ~MAX31790_FAN_DYN_SR_MASK)
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| (bits << MAX31790_FAN_DYN_SR_SHIFT));
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switch (attr) {
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case hwmon_fan_target:
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val = clamp_val(val, FAN_RPM_MIN, FAN_RPM_MAX);
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bits = bits_for_tach_period(val);
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data->fan_dynamics[channel] =
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((data->fan_dynamics[channel] &
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~MAX31790_FAN_DYN_SR_MASK) |
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(bits << MAX31790_FAN_DYN_SR_SHIFT));
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err = i2c_smbus_write_byte_data(client,
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MAX31790_REG_FAN_DYNAMICS(attr->index),
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data->fan_dynamics[attr->index]);
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MAX31790_REG_FAN_DYNAMICS(channel),
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data->fan_dynamics[channel]);
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if (err < 0)
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break;
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if (err < 0) {
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mutex_unlock(&data->update_lock);
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return err;
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}
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sr = get_tach_period(data->fan_dynamics[attr->index]);
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target_count = RPM_TO_REG(rpm, sr);
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sr = get_tach_period(data->fan_dynamics[channel]);
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target_count = RPM_TO_REG(val, sr);
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target_count = clamp_val(target_count, 0x1, 0x7FF);
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data->target_count[attr->index] = target_count << 5;
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data->target_count[channel] = target_count << 5;
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err = i2c_smbus_write_word_swapped(client,
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MAX31790_REG_TARGET_COUNT(attr->index),
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data->target_count[attr->index]);
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mutex_unlock(&data->update_lock);
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if (err < 0)
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return err;
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return count;
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}
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static ssize_t get_pwm(struct device *dev,
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struct device_attribute *devattr, char *buf)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct max31790_data *data = max31790_update_device(dev);
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int pwm;
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if (IS_ERR(data))
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return PTR_ERR(data);
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pwm = data->pwm[attr->index] >> 8;
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return sprintf(buf, "%d\n", pwm);
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}
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static ssize_t set_pwm(struct device *dev,
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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 max31790_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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unsigned long pwm;
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int err;
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err = kstrtoul(buf, 10, &pwm);
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if (err)
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return err;
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if (pwm > 255)
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return -EINVAL;
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mutex_lock(&data->update_lock);
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data->pwm[attr->index] = pwm << 8;
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err = i2c_smbus_write_word_swapped(client,
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MAX31790_REG_PWMOUT(attr->index),
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data->pwm[attr->index]);
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mutex_unlock(&data->update_lock);
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if (err < 0)
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return err;
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return count;
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}
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static ssize_t get_pwm_enable(struct device *dev,
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struct device_attribute *devattr, char *buf)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct max31790_data *data = max31790_update_device(dev);
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int mode;
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if (IS_ERR(data))
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return PTR_ERR(data);
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if (data->fan_config[attr->index] & MAX31790_FAN_CFG_RPM_MODE)
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mode = 2;
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else if (data->fan_config[attr->index] & MAX31790_FAN_CFG_TACH_INPUT_EN)
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mode = 1;
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else
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mode = 0;
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return sprintf(buf, "%d\n", mode);
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}
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static ssize_t set_pwm_enable(struct device *dev,
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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 max31790_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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unsigned long mode;
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int err;
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err = kstrtoul(buf, 10, &mode);
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if (err)
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return err;
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switch (mode) {
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case 0:
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data->fan_config[attr->index] =
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data->fan_config[attr->index]
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& ~(MAX31790_FAN_CFG_TACH_INPUT_EN
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| MAX31790_FAN_CFG_RPM_MODE);
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break;
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case 1:
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data->fan_config[attr->index] =
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(data->fan_config[attr->index]
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| MAX31790_FAN_CFG_TACH_INPUT_EN)
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& ~MAX31790_FAN_CFG_RPM_MODE;
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break;
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case 2:
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data->fan_config[attr->index] =
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data->fan_config[attr->index]
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| MAX31790_FAN_CFG_TACH_INPUT_EN
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| MAX31790_FAN_CFG_RPM_MODE;
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MAX31790_REG_TARGET_COUNT(channel),
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data->target_count[channel]);
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break;
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default:
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return -EINVAL;
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err = -EOPNOTSUPP;
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break;
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}
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mutex_lock(&data->update_lock);
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err = i2c_smbus_write_byte_data(client,
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MAX31790_REG_FAN_CONFIG(attr->index),
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data->fan_config[attr->index]);
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mutex_unlock(&data->update_lock);
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if (err < 0)
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return err;
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return count;
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}
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static ssize_t get_fan_fault(struct device *dev,
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struct device_attribute *devattr, char *buf)
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static umode_t max31790_fan_is_visible(const void *_data, u32 attr, int channel)
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{
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const struct max31790_data *data = _data;
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u8 fan_config = data->fan_config[channel % NR_CHANNEL];
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switch (attr) {
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case hwmon_fan_input:
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case hwmon_fan_fault:
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if (channel < NR_CHANNEL ||
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(fan_config & MAX31790_FAN_CFG_TACH_INPUT))
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return S_IRUGO;
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return 0;
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case hwmon_fan_target:
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if (channel < NR_CHANNEL &&
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!(fan_config & MAX31790_FAN_CFG_TACH_INPUT))
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return S_IRUGO | S_IWUSR;
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return 0;
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default:
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return 0;
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}
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}
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static int max31790_read_pwm(struct device *dev, u32 attr, int channel,
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long *val)
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{
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struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
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struct max31790_data *data = max31790_update_device(dev);
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int fault;
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u8 fan_config = data->fan_config[channel];
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if (IS_ERR(data))
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return PTR_ERR(data);
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fault = !!(data->fault_status & (1 << attr->index));
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return sprintf(buf, "%d\n", fault);
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switch (attr) {
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case hwmon_pwm_input:
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*val = data->pwm[channel] >> 8;
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return 0;
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case hwmon_pwm_enable:
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if (fan_config & MAX31790_FAN_CFG_RPM_MODE)
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*val = 2;
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else if (fan_config & MAX31790_FAN_CFG_TACH_INPUT_EN)
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*val = 1;
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else
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*val = 0;
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return 0;
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default:
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return -EOPNOTSUPP;
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}
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}
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static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, get_fan, NULL, 0);
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static SENSOR_DEVICE_ATTR(fan2_input, S_IRUGO, get_fan, NULL, 1);
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static SENSOR_DEVICE_ATTR(fan3_input, S_IRUGO, get_fan, NULL, 2);
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static SENSOR_DEVICE_ATTR(fan4_input, S_IRUGO, get_fan, NULL, 3);
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static SENSOR_DEVICE_ATTR(fan5_input, S_IRUGO, get_fan, NULL, 4);
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static SENSOR_DEVICE_ATTR(fan6_input, S_IRUGO, get_fan, NULL, 5);
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static int max31790_write_pwm(struct device *dev, u32 attr, int channel,
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long val)
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{
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struct max31790_data *data = dev_get_drvdata(dev);
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struct i2c_client *client = data->client;
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u8 fan_config;
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int err = 0;
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static SENSOR_DEVICE_ATTR(fan1_fault, S_IRUGO, get_fan_fault, NULL, 0);
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static SENSOR_DEVICE_ATTR(fan2_fault, S_IRUGO, get_fan_fault, NULL, 1);
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static SENSOR_DEVICE_ATTR(fan3_fault, S_IRUGO, get_fan_fault, NULL, 2);
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static SENSOR_DEVICE_ATTR(fan4_fault, S_IRUGO, get_fan_fault, NULL, 3);
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static SENSOR_DEVICE_ATTR(fan5_fault, S_IRUGO, get_fan_fault, NULL, 4);
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static SENSOR_DEVICE_ATTR(fan6_fault, S_IRUGO, get_fan_fault, NULL, 5);
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mutex_lock(&data->update_lock);
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static SENSOR_DEVICE_ATTR(fan7_input, S_IRUGO, get_fan, NULL, 6);
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static SENSOR_DEVICE_ATTR(fan8_input, S_IRUGO, get_fan, NULL, 7);
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static SENSOR_DEVICE_ATTR(fan9_input, S_IRUGO, get_fan, NULL, 8);
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static SENSOR_DEVICE_ATTR(fan10_input, S_IRUGO, get_fan, NULL, 9);
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static SENSOR_DEVICE_ATTR(fan11_input, S_IRUGO, get_fan, NULL, 10);
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static SENSOR_DEVICE_ATTR(fan12_input, S_IRUGO, get_fan, NULL, 11);
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switch (attr) {
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case hwmon_pwm_input:
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if (val < 0 || val > 255) {
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err = -EINVAL;
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break;
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}
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data->pwm[channel] = val << 8;
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err = i2c_smbus_write_word_swapped(client,
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MAX31790_REG_PWMOUT(channel),
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val);
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break;
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case hwmon_pwm_enable:
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fan_config = data->fan_config[channel];
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if (val == 0) {
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fan_config &= ~(MAX31790_FAN_CFG_TACH_INPUT_EN |
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MAX31790_FAN_CFG_RPM_MODE);
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} else if (val == 1) {
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fan_config = (fan_config |
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MAX31790_FAN_CFG_TACH_INPUT_EN) &
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~MAX31790_FAN_CFG_RPM_MODE;
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} else if (val == 2) {
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fan_config |= MAX31790_FAN_CFG_TACH_INPUT_EN |
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MAX31790_FAN_CFG_RPM_MODE;
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} else {
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err = -EINVAL;
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break;
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}
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data->fan_config[channel] = fan_config;
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err = i2c_smbus_write_byte_data(client,
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MAX31790_REG_FAN_CONFIG(channel),
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fan_config);
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break;
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default:
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err = -EOPNOTSUPP;
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break;
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}
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static SENSOR_DEVICE_ATTR(fan7_fault, S_IRUGO, get_fan_fault, NULL, 6);
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static SENSOR_DEVICE_ATTR(fan8_fault, S_IRUGO, get_fan_fault, NULL, 7);
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static SENSOR_DEVICE_ATTR(fan9_fault, S_IRUGO, get_fan_fault, NULL, 8);
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static SENSOR_DEVICE_ATTR(fan10_fault, S_IRUGO, get_fan_fault, NULL, 9);
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static SENSOR_DEVICE_ATTR(fan11_fault, S_IRUGO, get_fan_fault, NULL, 10);
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static SENSOR_DEVICE_ATTR(fan12_fault, S_IRUGO, get_fan_fault, NULL, 11);
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mutex_unlock(&data->update_lock);
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static SENSOR_DEVICE_ATTR(fan1_target, S_IWUSR | S_IRUGO,
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get_fan_target, set_fan_target, 0);
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static SENSOR_DEVICE_ATTR(fan2_target, S_IWUSR | S_IRUGO,
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get_fan_target, set_fan_target, 1);
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static SENSOR_DEVICE_ATTR(fan3_target, S_IWUSR | S_IRUGO,
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get_fan_target, set_fan_target, 2);
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static SENSOR_DEVICE_ATTR(fan4_target, S_IWUSR | S_IRUGO,
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get_fan_target, set_fan_target, 3);
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static SENSOR_DEVICE_ATTR(fan5_target, S_IWUSR | S_IRUGO,
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get_fan_target, set_fan_target, 4);
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static SENSOR_DEVICE_ATTR(fan6_target, S_IWUSR | S_IRUGO,
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get_fan_target, set_fan_target, 5);
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return err;
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}
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static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, get_pwm, set_pwm, 0);
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static SENSOR_DEVICE_ATTR(pwm2, S_IWUSR | S_IRUGO, get_pwm, set_pwm, 1);
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static SENSOR_DEVICE_ATTR(pwm3, S_IWUSR | S_IRUGO, get_pwm, set_pwm, 2);
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static SENSOR_DEVICE_ATTR(pwm4, S_IWUSR | S_IRUGO, get_pwm, set_pwm, 3);
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static SENSOR_DEVICE_ATTR(pwm5, S_IWUSR | S_IRUGO, get_pwm, set_pwm, 4);
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static SENSOR_DEVICE_ATTR(pwm6, S_IWUSR | S_IRUGO, get_pwm, set_pwm, 5);
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static umode_t max31790_pwm_is_visible(const void *_data, u32 attr, int channel)
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{
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const struct max31790_data *data = _data;
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u8 fan_config = data->fan_config[channel];
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static SENSOR_DEVICE_ATTR(pwm1_enable, S_IWUSR | S_IRUGO,
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get_pwm_enable, set_pwm_enable, 0);
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static SENSOR_DEVICE_ATTR(pwm2_enable, S_IWUSR | S_IRUGO,
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get_pwm_enable, set_pwm_enable, 1);
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static SENSOR_DEVICE_ATTR(pwm3_enable, S_IWUSR | S_IRUGO,
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get_pwm_enable, set_pwm_enable, 2);
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static SENSOR_DEVICE_ATTR(pwm4_enable, S_IWUSR | S_IRUGO,
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get_pwm_enable, set_pwm_enable, 3);
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static SENSOR_DEVICE_ATTR(pwm5_enable, S_IWUSR | S_IRUGO,
|
||||
get_pwm_enable, set_pwm_enable, 4);
|
||||
static SENSOR_DEVICE_ATTR(pwm6_enable, S_IWUSR | S_IRUGO,
|
||||
get_pwm_enable, set_pwm_enable, 5);
|
||||
switch (attr) {
|
||||
case hwmon_pwm_input:
|
||||
case hwmon_pwm_enable:
|
||||
if (!(fan_config & MAX31790_FAN_CFG_TACH_INPUT))
|
||||
return S_IRUGO | S_IWUSR;
|
||||
return 0;
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
static struct attribute *max31790_attrs[] = {
|
||||
&sensor_dev_attr_fan1_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan2_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan3_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan4_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan5_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan6_input.dev_attr.attr,
|
||||
static int max31790_read(struct device *dev, enum hwmon_sensor_types type,
|
||||
u32 attr, int channel, long *val)
|
||||
{
|
||||
switch (type) {
|
||||
case hwmon_fan:
|
||||
return max31790_read_fan(dev, attr, channel, val);
|
||||
case hwmon_pwm:
|
||||
return max31790_read_pwm(dev, attr, channel, val);
|
||||
default:
|
||||
return -EOPNOTSUPP;
|
||||
}
|
||||
}
|
||||
|
||||
&sensor_dev_attr_fan1_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan2_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan3_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan4_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan5_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan6_fault.dev_attr.attr,
|
||||
static int max31790_write(struct device *dev, enum hwmon_sensor_types type,
|
||||
u32 attr, int channel, long val)
|
||||
{
|
||||
switch (type) {
|
||||
case hwmon_fan:
|
||||
return max31790_write_fan(dev, attr, channel, val);
|
||||
case hwmon_pwm:
|
||||
return max31790_write_pwm(dev, attr, channel, val);
|
||||
default:
|
||||
return -EOPNOTSUPP;
|
||||
}
|
||||
}
|
||||
|
||||
&sensor_dev_attr_fan7_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan8_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan9_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan10_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan11_input.dev_attr.attr,
|
||||
&sensor_dev_attr_fan12_input.dev_attr.attr,
|
||||
static umode_t max31790_is_visible(const void *data,
|
||||
enum hwmon_sensor_types type,
|
||||
u32 attr, int channel)
|
||||
{
|
||||
switch (type) {
|
||||
case hwmon_fan:
|
||||
return max31790_fan_is_visible(data, attr, channel);
|
||||
case hwmon_pwm:
|
||||
return max31790_pwm_is_visible(data, attr, channel);
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
&sensor_dev_attr_fan7_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan8_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan9_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan10_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan11_fault.dev_attr.attr,
|
||||
&sensor_dev_attr_fan12_fault.dev_attr.attr,
|
||||
static const u32 max31790_fan_config[] = {
|
||||
HWMON_F_INPUT | HWMON_F_TARGET | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_TARGET | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_TARGET | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_TARGET | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_TARGET | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_TARGET | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_FAULT,
|
||||
HWMON_F_INPUT | HWMON_F_FAULT,
|
||||
0
|
||||
};
|
||||
|
||||
&sensor_dev_attr_fan1_target.dev_attr.attr,
|
||||
&sensor_dev_attr_fan2_target.dev_attr.attr,
|
||||
&sensor_dev_attr_fan3_target.dev_attr.attr,
|
||||
&sensor_dev_attr_fan4_target.dev_attr.attr,
|
||||
&sensor_dev_attr_fan5_target.dev_attr.attr,
|
||||
&sensor_dev_attr_fan6_target.dev_attr.attr,
|
||||
static const struct hwmon_channel_info max31790_fan = {
|
||||
.type = hwmon_fan,
|
||||
.config = max31790_fan_config,
|
||||
};
|
||||
|
||||
&sensor_dev_attr_pwm1.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm2.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm3.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm4.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm5.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm6.dev_attr.attr,
|
||||
static const u32 max31790_pwm_config[] = {
|
||||
HWMON_PWM_INPUT | HWMON_PWM_ENABLE,
|
||||
HWMON_PWM_INPUT | HWMON_PWM_ENABLE,
|
||||
HWMON_PWM_INPUT | HWMON_PWM_ENABLE,
|
||||
HWMON_PWM_INPUT | HWMON_PWM_ENABLE,
|
||||
HWMON_PWM_INPUT | HWMON_PWM_ENABLE,
|
||||
HWMON_PWM_INPUT | HWMON_PWM_ENABLE,
|
||||
0
|
||||
};
|
||||
|
||||
&sensor_dev_attr_pwm1_enable.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm2_enable.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm3_enable.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm4_enable.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm5_enable.dev_attr.attr,
|
||||
&sensor_dev_attr_pwm6_enable.dev_attr.attr,
|
||||
static const struct hwmon_channel_info max31790_pwm = {
|
||||
.type = hwmon_pwm,
|
||||
.config = max31790_pwm_config,
|
||||
};
|
||||
|
||||
static const struct hwmon_channel_info *max31790_info[] = {
|
||||
&max31790_fan,
|
||||
&max31790_pwm,
|
||||
NULL
|
||||
};
|
||||
|
||||
static umode_t max31790_attrs_visible(struct kobject *kobj,
|
||||
struct attribute *a, int n)
|
||||
{
|
||||
struct device *dev = container_of(kobj, struct device, kobj);
|
||||
struct max31790_data *data = dev_get_drvdata(dev);
|
||||
struct device_attribute *devattr =
|
||||
container_of(a, struct device_attribute, attr);
|
||||
int index = to_sensor_dev_attr(devattr)->index % NR_CHANNEL;
|
||||
u8 fan_config;
|
||||
|
||||
fan_config = data->fan_config[index];
|
||||
|
||||
if (n >= NR_CHANNEL * 2 && n < NR_CHANNEL * 4 &&
|
||||
!(fan_config & MAX31790_FAN_CFG_TACH_INPUT))
|
||||
return 0;
|
||||
if (n >= NR_CHANNEL * 4 && (fan_config & MAX31790_FAN_CFG_TACH_INPUT))
|
||||
return 0;
|
||||
|
||||
return a->mode;
|
||||
}
|
||||
|
||||
static const struct attribute_group max31790_group = {
|
||||
.attrs = max31790_attrs,
|
||||
.is_visible = max31790_attrs_visible,
|
||||
static const struct hwmon_ops max31790_hwmon_ops = {
|
||||
.is_visible = max31790_is_visible,
|
||||
.read = max31790_read,
|
||||
.write = max31790_write,
|
||||
};
|
||||
|
||||
static const struct hwmon_chip_info max31790_chip_info = {
|
||||
.ops = &max31790_hwmon_ops,
|
||||
.info = max31790_info,
|
||||
};
|
||||
__ATTRIBUTE_GROUPS(max31790);
|
||||
|
||||
static int max31790_init_client(struct i2c_client *client,
|
||||
struct max31790_data *data)
|
||||
@ -575,8 +500,10 @@ static int max31790_probe(struct i2c_client *client,
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
hwmon_dev = devm_hwmon_device_register_with_groups(dev,
|
||||
client->name, data, max31790_groups);
|
||||
hwmon_dev = devm_hwmon_device_register_with_info(dev, client->name,
|
||||
data,
|
||||
&max31790_chip_info,
|
||||
NULL);
|
||||
|
||||
return PTR_ERR_OR_ZERO(hwmon_dev);
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user