Fix GCC 4.7

Signed-off-by: SkipXS <sskkiipp@gmail.com>
cpufreq.c/h: add utilization functions

- needed for hotplug

Signed-off-by: SkipXS <sskkiipp@gmail.com>
cpufreq_ondemand.c: Update ondemand to latest version

Signed-off-by: SkipXS <sskkiipp@gmail.com>
scale3d.c: change to ondemand gpu governor

Signed-off-by: SkipXS <sskkiipp@gmail.com>
cpu-tegra.c: prepare hotplug, fix transition time, remove userspace dependency

Signed-off-by: SkipXS <sskkiipp@gmail.com>
cpu-tegra3.c: use my own hotplug

Signed-off-by: SkipXS <sskkiipp@gmail.com>
tegra3_android_defconfig: Version and removal of governors

- except ondemand and performance

Signed-off-by: SkipXS <sskkiipp@gmail.com>