perf/x86/intel: Fix SNB-EP CBO and PCU uncore PMU filter management

The existing code assumes all Cbox and PCU events are using
filter, but actually the filter is event specific. Furthermore
the filter is sub-divided into multiple fields which are used
by different events.

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: peterz@infradead.org
Cc: ak@linux.intel.com
Link: http://lkml.kernel.org/r/1366113067-3262-3-git-send-email-zheng.z.yan@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reported-by: Stephane Eranian <eranian@google.com>