Support to read utilization stats from userspace, used by mpdecision. This implementation is independent of governor and sampling rates. Change-Id: I678c7462ba77d84ce4c51c36a61da7ac99ffecc8 Signed-off-by: Narayanan Gopalakrishnan <nargop@codeaurora.org> Signed-off-by: Ajay Dudani <adudani@codeaurora.org>