You should be able to use the basic functionality (TBP, EBP) with your current kernel module. The missing functionalities would be the event multiplexing (running w/ more than 4 events) and IBS (Instruction-based) profiling.
CodeAnalyst does not support linux-2.6.26 kernel base. We support linux-2.6.25 and linux-2.6.27 kernel base. You might need to downgrade or upgrade your kernel.