static ssize_t set_fan_min(struct device *dev, struct device_attribute
*devattr, const char *buf, size_t count)
{
struct pc87427_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr(devattr)->index;
unsigned long val;
int iobase = data->address[LD_FAN];
if (kstrtoul(buf, 10, &val) < 0)
return -EINVAL;
mutex_lock(&data->lock);
outb(BANK_FM(nr), iobase + PC87427_REG_BANK);
/*
* The low speed limit registers are read-only while monitoring
* is enabled, so we have to disable monitoring, then change the
* limit, and finally enable monitoring again.
*/
outb(0, iobase + PC87427_REG_FAN_STATUS);
data->fan_min[nr] = fan_to_reg(val);
outw(data->fan_min[nr], iobase + PC87427_REG_FAN_MIN);
outb(FAN_STATUS_MONEN, iobase + PC87427_REG_FAN_STATUS);
mutex_unlock(&data->lock);
return count;
}
static ssize_t set_fan_min(struct device *dev, struct device_attribute
*devattr, const char *buf, size_t count)
{
struct f71805f_data *data = dev_get_drvdata(dev);
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
int nr = attr->index;
long val = simple_strtol(buf, NULL, 10);
down(&data->update_lock);
data->fan_low[nr] = fan_to_reg(val);
f71805f_write16(data, F71805F_REG_FAN_LOW(nr), data->fan_low[nr]);
up(&data->update_lock);
return count;
}
static ssize_t set_pwm_auto_point_fan(struct device *dev,
struct device_attribute *devattr,
const char* buf, size_t count)
{
struct f71805f_data *data = dev_get_drvdata(dev);
struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr);
int pwmnr = attr->nr;
int apnr = attr->index;
unsigned long val = simple_strtoul(buf, NULL, 10);
mutex_lock(&data->update_lock);
data->auto_points[pwmnr].fan[apnr] = fan_to_reg(val);
f71805f_write16(data, F71805F_REG_PWM_AUTO_POINT_FAN(pwmnr, apnr),
data->auto_points[pwmnr].fan[apnr]);
mutex_unlock(&data->update_lock);
return count;
}
static ssize_t set_fan_min(struct device *dev, struct device_attribute
*devattr, const char *buf, size_t count)
{
struct f71805f_data *data = dev_get_drvdata(dev);
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
int nr = attr->index;
long val;
int err;
err = kstrtol(buf, 10, &val);
if (err)
return err;
mutex_lock(&data->update_lock);
data->fan_low[nr] = fan_to_reg(val);
f71805f_write16(data, F71805F_REG_FAN_LOW(nr), data->fan_low[nr]);
mutex_unlock(&data->update_lock);
return count;
}
