LED_REG
#define Q40_LED_ON() master_outb(1,LED_REG)
#define Q40_LED_OFF() master_outb(0,LED_REG)
reg = i2c_smbus_read_byte_data(client, LED_REG(maxleds, led->id));
i2c_smbus_write_byte_data(client, LED_REG(maxleds, led->id), reg);
reg = i2c_smbus_read_byte_data(client, LED_REG(maxleds, led->id));