Use cpufreq cpu max scaling max freq

Use scaling max freq instead of set speed to limit p states.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
g++ gnu specific field designators

Compile error with g++ when some versions by default is using C99
and not supporting gcc style. For portability removed field
designators.
Merge remote-tracking branch 'remotes/origin/development'