InputTracer: Add timestamp to perfetto trace packets
Use the event processing time as the packet timestamp for input events,
and use the delivery time as the packet timestamp for dispatch events.
Bug: 332714237
Bug: 210460522
Test: atest inputflinger_tests
Test: manual with perfetto
Change-Id: I30f4c21dfee68603d0dad01d205f8a5581e6db31
diff --git a/services/inputflinger/dispatcher/trace/InputTracer.h b/services/inputflinger/dispatcher/trace/InputTracer.h
index ab175be..cb525a4 100644
--- a/services/inputflinger/dispatcher/trace/InputTracer.h
+++ b/services/inputflinger/dispatcher/trace/InputTracer.h
@@ -44,7 +44,8 @@
std::unique_ptr<EventTrackerInterface> traceInboundEvent(const EventEntry&) override;
std::unique_ptr<EventTrackerInterface> createTrackerForSyntheticEvent() override;
void dispatchToTargetHint(const EventTrackerInterface&, const InputTarget&) override;
- void eventProcessingComplete(const EventTrackerInterface&) override;
+ void eventProcessingComplete(const EventTrackerInterface&,
+ nsecs_t processingTimestamp) override;
std::unique_ptr<EventTrackerInterface> traceDerivedEvent(const EventEntry&,
const EventTrackerInterface&) override;
void traceEventDispatch(const DispatchEntry&, const EventTrackerInterface&) override;
@@ -61,7 +62,7 @@
explicit inline EventState(InputTracer& tracer) : tracer(tracer){};
~EventState();
- void onEventProcessingComplete();
+ void onEventProcessingComplete(nsecs_t processingTimestamp);
InputTracer& tracer;
std::vector<const TracedEvent> events;