Merge remote-tracking branch '318/dev/msm-3.18-sched' into msm318

* 318/dev/msm-3.18-sched:
  sched: fix compile error where !CONFIG_SCHED_HMP
  sched: use proper typedef for cpumask
  sched: take into account of limited CPU min and max frequencies
  sched: add support for CPU frequency estimation with cycle counter
  sched: use correct Kconfig macro name CONFIG_SCHED_HMP_CSTATE_AWARE
  sched: fix excessive task packing where CONFIG_SCHED_HMP_CSTATE_AWARE=y
  sched: add option whether CPU C-state is used to guide task placement
  sched: update placement logic to prefer C-state and busier CPUs
  sched: Optimize wakeup placement logic when need_idle is set

Change-Id: Ic524158323d7d520598a237da1c696d473738898
Signed-off-by: Syed Rameez Mustafa <rameezmustafa@codeaurora.org>