QUP_I2C_NACK_FLAG 820 drivers/i2c/busses/i2c-qup.c ret = (qup->bus_err & QUP_I2C_NACK_FLAG) ? -ENXIO : -EIO; QUP_I2C_NACK_FLAG 916 drivers/i2c/busses/i2c-qup.c ret = (qup->bus_err & QUP_I2C_NACK_FLAG) ? -ENXIO : -EIO;