Enable full debugging output in the Libertas thin firmware module.

configname: CONFIG_LIBERTAS_THINFIRM_DEBUG

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Wireless LAN
└─>Enable full debugging output in the Libertas thin firmware module.
In linux kernel since version 2.6.35 (release Date: 2010-08-01)  
Debugging support.