Please download the installation file (EZ-USB FX3 SDK v1.2.3 for Linux) from the following location:
It has the GUI (cyusb_linux) to program FX2LP on Linux platform.
Thank you very much for ur suggestion it would really help me.
As per the ling provided by you i have downloaded the FX3_SDK_B125.tar.
Now want your help on how to install it in ubuntu.