perf auxtrace: Add Intel PT as an AUX area tracing type

Add the Intel Processor Trace type constant PERF_AUXTRACE_INTEL_PT.
Signed-off-by: NAdrian Hunter <adrian.hunter@intel.com>
Acked-by: NJiri Olsa <jolsa@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/1437150840-31811-2-git-send-email-adrian.hunter@intel.comSigned-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/auxtrace.c

@@ -884,6 +884,7 @@ int perf_event__process_auxtrace_info(struct perf_tool *tool __maybe_unused,
 		fprintf(stdout, " type: %u\n", type);
 
 	switch (type) {
+	case PERF_AUXTRACE_INTEL_PT:
 	case PERF_AUXTRACE_UNKNOWN:
 	default:
 		return -EINVAL;

tools/perf/util/auxtrace.h

@@ -39,6 +39,7 @@ struct events_stats;
 
 enum auxtrace_type {
 	PERF_AUXTRACE_UNKNOWN,
+	PERF_AUXTRACE_INTEL_PT,
 };
 
 enum itrace_period_type {