static ssize_t set_gpio_mask(struct device *dev, const char *buf,
static ssize_t set_gpio_mask(struct device *dev, struct device_attribute *attr, const char *buf,
static ssize_t set_gpio_mask(struct device *dev, const char *buf,		size_t count){	struct i2c_client *client = to_i2c_client(dev);	struct adm1026_data *data = i2c_get_clientdata(client);	int val = simple_strtol(buf, NULL, 10);	long   mask;	down(&data->update_lock);	data->gpio_mask = val & 0x1ffff;	mask = data->gpio_mask;	adm1026_write_value(client, ADM1026_REG_GPIO_MASK_0_7,mask & 0xff);	mask >>= 8;	adm1026_write_value(client, ADM1026_REG_GPIO_MASK_8_15,mask & 0xff);	mask = ((mask >> 1) & 0x80) | (data->alarm_mask >> 24 & 0x7f);	adm1026_write_value(client, ADM1026_REG_MASK1,mask & 0xff);	up(&data->update_lock);	return count;}