1 files changed, 11 insertions, 0 deletions

diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 67c0459dc325..aa26f4d66d10 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -488,6 +488,7 @@ static void sched_switch(int cpu, u64 timestamp, struct trace_entry *te)
 
 static int process_sample_event(union perf_event *event __used,
                                 struct perf_sample *sample,
+                                struct perf_evsel *evsel __used,
                                 struct perf_session *session)
 {
         struct trace_entry *te;
@@ -506,6 +507,16 @@ static int process_sample_event(union perf_event *event __used,
                 struct power_entry_old *peo;
                 peo = (void *)te;
 #endif
+                /*
+                 * FIXME: use evsel, its already mapped from id to perf_evsel,
+                 * remove perf_header__find_event infrastructure bits.
+                 * Mapping all these "power:cpu_idle" strings to the tracepoint
+                 * ID and then just comparing against evsel->attr.config.
+                 *
+                 * e.g.:
+                 *
+                 * if (evsel->attr.config == power_cpu_idle_id)
+                 */
                 event_str = perf_header__find_event(te->type);
 
                 if (!event_str)