perf/x86: Uncore filter support for SandyBridge-EP

This patch adds C-Box and PCU filter support for SandyBridge-EP
uncore. We can filter C-Box events by thread/core ID and filter
PCU events by frequency/voltage.

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1341381616-12229-5-git-send-email-zheng.z.yan@intel.com


Signed-off-by: Ingo Molnar <mingo@kernel.org>