msm: add new hotplug
msm: hotplug: Check for boosted CPU and wakeup boost

Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
msm: hotplug: Moved get_cpu_idle_time() to cpufreq.c

Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>