Source of max6697.c - linux-imx - PHYTEC BitBucket (Stash)

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    }
    data->alarms = alarms;
    data->last_updated = jiffies;
    data->valid = true;
abort:
    mutex_unlock(&data->update_lock);
​
    return ret;
}
​
static ssize_t show_temp_input(struct device *dev,
static ssize_t temp_input_show(struct device *dev,
                   struct device_attribute *devattr, char *buf)
{
    int index = to_sensor_dev_attr(devattr)->index;
    struct max6697_data *data = max6697_update_device(dev);
    int temp;
​
    if (IS_ERR(data))
        return PTR_ERR(data);
​
    temp = (data->temp[index][MAX6697_TEMP_INPUT] - data->temp_offset) << 3;
    temp |= data->temp[index][MAX6697_TEMP_EXT] >> 5;
​
    return sprintf(buf, "%d\n", temp * 125);
}
​
static ssize_t show_temp(struct device *dev,
             struct device_attribute *devattr, char *buf)
static ssize_t temp_show(struct device *dev, struct device_attribute *devattr,
             char *buf)
{
    int nr = to_sensor_dev_attr_2(devattr)->nr;
    int index = to_sensor_dev_attr_2(devattr)->index;
    struct max6697_data *data = max6697_update_device(dev);
    int temp;
​
    if (IS_ERR(data))
        return PTR_ERR(data);
​
    temp = data->temp[nr][index];
    temp -= data->temp_offset;
​
    return sprintf(buf, "%d\n", temp * 1000);
}
​
static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
static ssize_t alarm_show(struct device *dev, struct device_attribute *attr,
              char *buf)
{
    int index = to_sensor_dev_attr(attr)->index;
    struct max6697_data *data = max6697_update_device(dev);
​
    if (IS_ERR(data))
        return PTR_ERR(data);
​
    if (data->chip->alarm_map)
        index = data->chip->alarm_map[index];
​
    return sprintf(buf, "%u\n", (data->alarms >> index) & 0x1);
}
​
static ssize_t set_temp(struct device *dev,
            struct device_attribute *devattr,
            const char *buf, size_t count)
static ssize_t temp_store(struct device *dev,
              struct device_attribute *devattr, const char *buf,
              size_t count)
{
    int nr = to_sensor_dev_attr_2(devattr)->nr;
    int index = to_sensor_dev_attr_2(devattr)->index;
    struct max6697_data *data = dev_get_drvdata(dev);
    long temp;
    int ret;
​
    ret = kstrtol(buf, 10, &temp);
    if (ret < 0)
        return ret;
Show more
    data->temp[nr][index] = temp;
    ret = i2c_smbus_write_byte_data(data->client,
                    index == 2 ? MAX6697_REG_MAX[nr]
                           : MAX6697_REG_CRIT[nr],
                    temp);
    mutex_unlock(&data->update_lock);
​
    return ret < 0 ? ret : count;
}
​
static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp_input, NULL, 0);
static SENSOR_DEVICE_ATTR_2(temp1_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
                0, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2(temp1_crit, S_IRUGO | S_IWUSR, show_temp, set_temp,
                0, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp_input, NULL, 1);
static SENSOR_DEVICE_ATTR_2(temp2_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
                1, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2(temp2_crit, S_IRUGO | S_IWUSR, show_temp, set_temp,
                1, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp_input, NULL, 2);
static SENSOR_DEVICE_ATTR_2(temp3_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
                2, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2(temp3_crit, S_IRUGO | S_IWUSR, show_temp, set_temp,
                2, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, show_temp_input, NULL, 3);
static SENSOR_DEVICE_ATTR_2(temp4_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
                3, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2(temp4_crit, S_IRUGO | S_IWUSR, show_temp, set_temp,
                3, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR(temp5_input, S_IRUGO, show_temp_input, NULL, 4);
static SENSOR_DEVICE_ATTR_2(temp5_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
                4, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2(temp5_crit, S_IRUGO | S_IWUSR, show_temp, set_temp,
                4, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR(temp6_input, S_IRUGO, show_temp_input, NULL, 5);
static SENSOR_DEVICE_ATTR_2(temp6_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
                5, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2(temp6_crit, S_IRUGO | S_IWUSR, show_temp, set_temp,
                5, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR(temp7_input, S_IRUGO, show_temp_input, NULL, 6);
static SENSOR_DEVICE_ATTR_2(temp7_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
                6, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2(temp7_crit, S_IRUGO | S_IWUSR, show_temp, set_temp,
                6, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR(temp8_input, S_IRUGO, show_temp_input, NULL, 7);
static SENSOR_DEVICE_ATTR_2(temp8_max, S_IRUGO | S_IWUSR, show_temp, set_temp,
                7, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2(temp8_crit, S_IRUGO | S_IWUSR, show_temp, set_temp,
                7, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_alarm, NULL, 22);
static SENSOR_DEVICE_ATTR(temp2_max_alarm, S_IRUGO, show_alarm, NULL, 16);
static SENSOR_DEVICE_ATTR(temp3_max_alarm, S_IRUGO, show_alarm, NULL, 17);
static SENSOR_DEVICE_ATTR(temp4_max_alarm, S_IRUGO, show_alarm, NULL, 18);
static SENSOR_DEVICE_ATTR(temp5_max_alarm, S_IRUGO, show_alarm, NULL, 19);
static SENSOR_DEVICE_ATTR(temp6_max_alarm, S_IRUGO, show_alarm, NULL, 20);
static SENSOR_DEVICE_ATTR(temp7_max_alarm, S_IRUGO, show_alarm, NULL, 21);
static SENSOR_DEVICE_ATTR(temp8_max_alarm, S_IRUGO, show_alarm, NULL, 23);
​
static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO, show_alarm, NULL, 14);
static SENSOR_DEVICE_ATTR(temp2_crit_alarm, S_IRUGO, show_alarm, NULL, 8);
static SENSOR_DEVICE_ATTR(temp3_crit_alarm, S_IRUGO, show_alarm, NULL, 9);
static SENSOR_DEVICE_ATTR(temp4_crit_alarm, S_IRUGO, show_alarm, NULL, 10);
static SENSOR_DEVICE_ATTR(temp5_crit_alarm, S_IRUGO, show_alarm, NULL, 11);
static SENSOR_DEVICE_ATTR(temp6_crit_alarm, S_IRUGO, show_alarm, NULL, 12);
static SENSOR_DEVICE_ATTR(temp7_crit_alarm, S_IRUGO, show_alarm, NULL, 13);
static SENSOR_DEVICE_ATTR(temp8_crit_alarm, S_IRUGO, show_alarm, NULL, 15);
​
static SENSOR_DEVICE_ATTR(temp2_fault, S_IRUGO, show_alarm, NULL, 1);
static SENSOR_DEVICE_ATTR(temp3_fault, S_IRUGO, show_alarm, NULL, 2);
static SENSOR_DEVICE_ATTR(temp4_fault, S_IRUGO, show_alarm, NULL, 3);
static SENSOR_DEVICE_ATTR(temp5_fault, S_IRUGO, show_alarm, NULL, 4);
static SENSOR_DEVICE_ATTR(temp6_fault, S_IRUGO, show_alarm, NULL, 5);
static SENSOR_DEVICE_ATTR(temp7_fault, S_IRUGO, show_alarm, NULL, 6);
static SENSOR_DEVICE_ATTR(temp8_fault, S_IRUGO, show_alarm, NULL, 7);
static SENSOR_DEVICE_ATTR_RO(temp1_input, temp_input, 0);
static SENSOR_DEVICE_ATTR_2_RW(temp1_max, temp, 0, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2_RW(temp1_crit, temp, 0, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR_RO(temp2_input, temp_input, 1);
static SENSOR_DEVICE_ATTR_2_RW(temp2_max, temp, 1, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2_RW(temp2_crit, temp, 1, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR_RO(temp3_input, temp_input, 2);
static SENSOR_DEVICE_ATTR_2_RW(temp3_max, temp, 2, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2_RW(temp3_crit, temp, 2, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR_RO(temp4_input, temp_input, 3);
static SENSOR_DEVICE_ATTR_2_RW(temp4_max, temp, 3, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2_RW(temp4_crit, temp, 3, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR_RO(temp5_input, temp_input, 4);
static SENSOR_DEVICE_ATTR_2_RW(temp5_max, temp, 4, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2_RW(temp5_crit, temp, 4, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR_RO(temp6_input, temp_input, 5);
static SENSOR_DEVICE_ATTR_2_RW(temp6_max, temp, 5, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2_RW(temp6_crit, temp, 5, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR_RO(temp7_input, temp_input, 6);
static SENSOR_DEVICE_ATTR_2_RW(temp7_max, temp, 6, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2_RW(temp7_crit, temp, 6, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR_RO(temp8_input, temp_input, 7);
static SENSOR_DEVICE_ATTR_2_RW(temp8_max, temp, 7, MAX6697_TEMP_MAX);
static SENSOR_DEVICE_ATTR_2_RW(temp8_crit, temp, 7, MAX6697_TEMP_CRIT);
​
static SENSOR_DEVICE_ATTR_RO(temp1_max_alarm, alarm, 22);
static SENSOR_DEVICE_ATTR_RO(temp2_max_alarm, alarm, 16);
static SENSOR_DEVICE_ATTR_RO(temp3_max_alarm, alarm, 17);
static SENSOR_DEVICE_ATTR_RO(temp4_max_alarm, alarm, 18);
static SENSOR_DEVICE_ATTR_RO(temp5_max_alarm, alarm, 19);
static SENSOR_DEVICE_ATTR_RO(temp6_max_alarm, alarm, 20);
static SENSOR_DEVICE_ATTR_RO(temp7_max_alarm, alarm, 21);
static SENSOR_DEVICE_ATTR_RO(temp8_max_alarm, alarm, 23);
​
static SENSOR_DEVICE_ATTR_RO(temp1_crit_alarm, alarm, 14);
static SENSOR_DEVICE_ATTR_RO(temp2_crit_alarm, alarm, 8);
static SENSOR_DEVICE_ATTR_RO(temp3_crit_alarm, alarm, 9);
static SENSOR_DEVICE_ATTR_RO(temp4_crit_alarm, alarm, 10);
static SENSOR_DEVICE_ATTR_RO(temp5_crit_alarm, alarm, 11);
static SENSOR_DEVICE_ATTR_RO(temp6_crit_alarm, alarm, 12);
static SENSOR_DEVICE_ATTR_RO(temp7_crit_alarm, alarm, 13);
static SENSOR_DEVICE_ATTR_RO(temp8_crit_alarm, alarm, 15);
​
static SENSOR_DEVICE_ATTR_RO(temp2_fault, alarm, 1);
static SENSOR_DEVICE_ATTR_RO(temp3_fault, alarm, 2);
static SENSOR_DEVICE_ATTR_RO(temp4_fault, alarm, 3);
static SENSOR_DEVICE_ATTR_RO(temp5_fault, alarm, 4);
static SENSOR_DEVICE_ATTR_RO(temp6_fault, alarm, 5);
static SENSOR_DEVICE_ATTR_RO(temp7_fault, alarm, 6);
static SENSOR_DEVICE_ATTR_RO(temp8_fault, alarm, 7);
​
static DEVICE_ATTR(dummy, 0, NULL, NULL);
​
static umode_t max6697_is_visible(struct kobject *kobj, struct attribute *attr,
                  int index)
{
    struct device *dev = container_of(kobj, struct device, kobj);
    struct max6697_data *data = dev_get_drvdata(dev);
    const struct max6697_chip_data *chip = data->chip;
    int channel = index / 6;    /* channel number */