[TimeStats] Track per-frame CPU time.
This measures from the beginning of the invalidate message, until
CompositionEngine::present finishes.
Bug: 144037240
Test: dumpsys SurfaceFlinger --timestats -dump
Change-Id: I1c686db9fa1746518c48810bf385041806ce06d2
diff --git a/services/surfaceflinger/TimeStats/TimeStats.h b/services/surfaceflinger/TimeStats/TimeStats.h
index 6e71f5a..670bc8e 100644
--- a/services/surfaceflinger/TimeStats/TimeStats.h
+++ b/services/surfaceflinger/TimeStats/TimeStats.h
@@ -44,6 +44,13 @@
virtual void incrementMissedFrames() = 0;
virtual void incrementClientCompositionFrames() = 0;
+ // Records the start and end times for a frame.
+ // The start time is the same as the beginning of a SurfaceFlinger
+ // invalidate message.
+ // The end time corresponds to when SurfaceFlinger finishes submitting the
+ // request to HWC to present a frame.
+ virtual void recordFrameDuration(nsecs_t startTime, nsecs_t endTime) = 0;
+
virtual void setPostTime(int32_t layerId, uint64_t frameNumber, const std::string& layerName,
nsecs_t postTime) = 0;
virtual void setLatchTime(int32_t layerId, uint64_t frameNumber, nsecs_t latchTime) = 0;
@@ -116,6 +123,8 @@
void incrementMissedFrames() override;
void incrementClientCompositionFrames() override;
+ void recordFrameDuration(nsecs_t startTime, nsecs_t endTime) override;
+
void setPostTime(int32_t layerId, uint64_t frameNumber, const std::string& layerName,
nsecs_t postTime) override;
void setLatchTime(int32_t layerId, uint64_t frameNumber, nsecs_t latchTime) override;