Bytes are getting lost while receiving -- Urgent Help

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Install the android serial port API app on an android board, connect the 
USB-to-UART device to Laptop/PC USB port.
2. Send data from Android device to Laptop/PC -- Received perfectly at 
Laptop/PC side.
3. Send data from Laptop/PC to android device -- Data is missed, randomly bytes 
are lost. 

What is the expected output? What do you see instead?
Data should be received without any loss at Android device.
Data is missed, randomly bytes are lost while receiving data at the android 
device.

What version of the product are you using? On what operating system?
Android 4.2.2 on Freescale i.mx6 board (device)

Please provide any additional information below.
No modifications to the code is done, it's exactly used as it is from the 
source. 


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Need this urgently, please help.

Original issue reported on code.google.com by [email protected] on 18 Aug 2014 at 12:59