LM78_REG_I2C_ADDR
if (lm78_read_value(isa, LM78_REG_I2C_ADDR) != client->addr)
|| i2c_smbus_read_byte_data(client, LM78_REG_I2C_ADDR) != address)
outb_p(LM78_REG_I2C_ADDR, address + LM78_ADDR_REG_OFFSET);