Tracing is no longer needed for many of the low-level function.
Removing the trace mechanism from these functions improves
performance a small amount, also simplifies the debug trace output.
Signed-off-by: NBob Moore <robert.moore@intel.com>
Signed-off-by: NLv Zheng <lv.zheng@intel.com>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>