AUO_PIXCIR_REG_POWER_MODE
ret = i2c_smbus_read_byte_data(client, AUO_PIXCIR_REG_POWER_MODE);
AUO_PIXCIR_REG_POWER_MODE, ret);
ret = i2c_smbus_write_byte_data(client, AUO_PIXCIR_REG_POWER_MODE, ret);
AUO_PIXCIR_REG_POWER_MODE, ret);