msm: hotplug: Simplify store_history_size()
MSM HotPlug: Allow to use 1 core boost. (disable the tweaks) to save PWR.

Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
msm: hotplug: Underp input checks

Kids, don't drink and drive.
msm: hotplug: On- and offline cpus only when enabled

I mean really, really enabled...