Merge branch 'v3.18/topic/thermal' into linux-linaro-lsk-v3.18

* v3.18/topic/thermal: (66 commits)
  thermal: exynos: fix compile error in _zone_bind_cooling_device()
  thermal: of-thermal: add support for reading coefficients property
  thermal: support slope and offset coefficients
  thermal: power_allocator: round the division when divvying up power
  kernel.h: implement DIV_ROUND_CLOSEST_ULL
  thermal: cpu_cooling: Fix power calculation when CPUs are offline
  thermal: cpu_cooling: Remove cpu_dev update on policy CPU update
  thermal: Default OF created trip points to writable
  thermal: export thermal_zone_parameters to sysfs
  thermal: core: Add Kconfig option to enable writable trips
  of: thermal: Introduce sustainable power for a thermal zone
  thermal: add trace events to the power allocator governor
  thermal: introduce the Power Allocator governor
  thermal: cpu_cooling: implement the power cooling device API
  thermal: extend the cooling device API to include power information
  thermal: let governors have private data for each thermal zone
  thermal: fair_share: generalize the weight concept
  thermal: export weight to sysfs
  thermal: fair_share: use the weight from the thermal instance
  thermal: of: fix cooling device weights in device tree
  ...