commit ce6ebc04e9d2d684f4783c1c1a8a7f29ac4f036c
author Yiwei Zhang <zzyiwei@google.com> Sat Oct 20 12:42:38 2018 -0700
committer Yiwei Zhang <zzyiwei@google.com> Tue Oct 23 10:28:00 2018 -0700
tree 39b00ee01769e84ab206f775d93bfd0594153e4d
parent 3a226d2ad8d2796d4f85b7f6057364e20b2ab8d1

SF TimeStats: add global present to present histogram

Bug: b/79872109
Test: dumpsys SurfaceFlinger --timestats <options>
Change-Id: Iab8c01d66c69a04a89f7e9313e53ff961ce0175c

services/surfaceflinger/TimeStats/TimeStats.h

diff --git a/services/surfaceflinger/TimeStats/TimeStats.h b/services/surfaceflinger/TimeStats/TimeStats.h
index 87e21a7..c78d84e 100644
--- a/services/surfaceflinger/TimeStats/TimeStats.h
+++ b/services/surfaceflinger/TimeStats/TimeStats.h
@@ -73,6 +73,11 @@
         nsecs_t prevTime = 0;
     };
 
+    struct GlobalRecord {
+        nsecs_t prevPresentTime = 0;
+        std::deque<std::shared_ptr<FenceTime>> presentFences;
+    };
+
 public:
     static TimeStats& getInstance();
     void parseArgs(bool asProto, const Vector<String16>& args, size_t& index, String8& result);
@@ -99,6 +104,7 @@
     void removeTimeRecord(const std::string& layerName, uint64_t frameNumber);
 
     void setPowerMode(int32_t powerMode);
+    void setPresentFenceGlobal(const std::shared_ptr<FenceTime>& presentFence);
 
 private:
     TimeStats() = default;
@@ -106,6 +112,7 @@
     bool recordReadyLocked(const std::string& layerName, TimeRecord* timeRecord);
     void flushAvailableRecordsToStatsLocked(const std::string& layerName);
     void flushPowerTimeLocked();
+    void flushAvailableGlobalRecordsToStatsLocked();
 
     void enable();
     void disable();
@@ -118,6 +125,7 @@
     TimeStatsHelper::TimeStatsGlobal mTimeStats;
     std::unordered_map<std::string, LayerRecord> mTimeStatsTracker;
     PowerTime mPowerTime;
+    GlobalRecord mGlobalRecord;
 };
 
 } // namespace android