Revert "arm: remove tracing options."

This reverts commit d2cee3fb26f90825f872226902d20c013a4157f6.
cpufreq: interactive: instead of using choose_freq() to calculate the new_freq lets try a more ondemand approach by using the actual load scaling to make it more consistent, specially when gaming.

Signed-off-by: Francisco Franco <franciscofranco.1990@gmail.com>