static ssize_t show_vrm(struct device *dev, char *buf)
static ssize_t show_vrm(struct device *dev, struct device_attribute *attr, char *buf)
static ssize_t show_vrm(struct device *dev, char *buf){	struct adm1025_data *data = adm1025_update_device(dev);	return sprintf(buf, "%u\n", data->vrm);}