pass frame deadline to Choreographer

Pass the frame deadline calculated by SF to Choreographer so
hwui would be able to improve its stats by knowing if a frame is
likely to be late.

Bug: 169858174
Test: manual
Change-Id: Ib9fd93638b54f08d8dc72fa6b023e2dd7c276dc7
diff --git a/libs/hwui/renderthread/CanvasContext.cpp b/libs/hwui/renderthread/CanvasContext.cpp
index 0435981..1ac9922 100644
--- a/libs/hwui/renderthread/CanvasContext.cpp
+++ b/libs/hwui/renderthread/CanvasContext.cpp
@@ -629,10 +629,11 @@
 
     nsecs_t vsync = mRenderThread.timeLord().computeFrameTimeNanos();
     int64_t vsyncId = mRenderThread.timeLord().lastVsyncId();
+    int64_t frameDeadline = mRenderThread.timeLord().lastFrameDeadline();
     int64_t frameInfo[UI_THREAD_FRAME_INFO_SIZE];
     UiFrameInfoBuilder(frameInfo)
         .addFlag(FrameInfoFlags::RTAnimation)
-        .setVsync(vsync, vsync, vsyncId);
+        .setVsync(vsync, vsync, vsyncId, frameDeadline);
 
     TreeInfo info(TreeInfo::MODE_RT_ONLY, *this);
     prepareTree(info, frameInfo, systemTime(SYSTEM_TIME_MONOTONIC), node);
diff --git a/libs/hwui/renderthread/DrawFrameTask.cpp b/libs/hwui/renderthread/DrawFrameTask.cpp
index 1ea595d..c9146b2 100644
--- a/libs/hwui/renderthread/DrawFrameTask.cpp
+++ b/libs/hwui/renderthread/DrawFrameTask.cpp
@@ -130,7 +130,8 @@
     int64_t vsync = mFrameInfo[static_cast<int>(FrameInfoIndex::Vsync)];
     int64_t intendedVsync = mFrameInfo[static_cast<int>(FrameInfoIndex::IntendedVsync)];
     int64_t vsyncId = mFrameInfo[static_cast<int>(FrameInfoIndex::FrameTimelineVsyncId)];
-    mRenderThread->timeLord().vsyncReceived(vsync, intendedVsync, vsyncId);
+    int64_t frameDeadline = mFrameInfo[static_cast<int>(FrameInfoIndex::FrameDeadline)];
+    mRenderThread->timeLord().vsyncReceived(vsync, intendedVsync, vsyncId, frameDeadline);
     bool canDraw = mContext->makeCurrent();
     mContext->unpinImages();
 
diff --git a/libs/hwui/renderthread/RenderThread.cpp b/libs/hwui/renderthread/RenderThread.cpp
index 9371656..a101d46 100644
--- a/libs/hwui/renderthread/RenderThread.cpp
+++ b/libs/hwui/renderthread/RenderThread.cpp
@@ -52,8 +52,9 @@
 void RenderThread::frameCallback(int64_t frameTimeNanos, void* data) {
     RenderThread* rt = reinterpret_cast<RenderThread*>(data);
     int64_t vsyncId = AChoreographer_getVsyncId(rt->mChoreographer);
+    int64_t frameDeadline = AChoreographer_getFrameDeadline(rt->mChoreographer);
     rt->mVsyncRequested = false;
-    if (rt->timeLord().vsyncReceived(frameTimeNanos, frameTimeNanos, vsyncId) &&
+    if (rt->timeLord().vsyncReceived(frameTimeNanos, frameTimeNanos, vsyncId, frameDeadline) &&
             !rt->mFrameCallbackTaskPending) {
         ATRACE_NAME("queue mFrameCallbackTask");
         rt->mFrameCallbackTaskPending = true;
diff --git a/libs/hwui/renderthread/TimeLord.cpp b/libs/hwui/renderthread/TimeLord.cpp
index 7dc36c4..abb6330 100644
--- a/libs/hwui/renderthread/TimeLord.cpp
+++ b/libs/hwui/renderthread/TimeLord.cpp
@@ -14,6 +14,7 @@
  * limitations under the License.
  */
 #include "TimeLord.h"
+#include <limits>
 
 namespace android {
 namespace uirenderer {
@@ -22,12 +23,15 @@
 TimeLord::TimeLord() : mFrameIntervalNanos(milliseconds_to_nanoseconds(16)),
                        mFrameTimeNanos(0),
                        mFrameIntendedTimeNanos(0),
-                       mFrameVsyncId(-1) {}
+                       mFrameVsyncId(-1),
+                       mFrameDeadline(std::numeric_limits<int64_t>::max()){}
 
-bool TimeLord::vsyncReceived(nsecs_t vsync, nsecs_t intendedVsync, int64_t vsyncId) {
+bool TimeLord::vsyncReceived(nsecs_t vsync, nsecs_t intendedVsync, int64_t vsyncId,
+                             int64_t frameDeadline) {
     if (intendedVsync > mFrameIntendedTimeNanos) {
         mFrameIntendedTimeNanos = intendedVsync;
         mFrameVsyncId = vsyncId;
+        mFrameDeadline = frameDeadline;
     }
 
     if (vsync > mFrameTimeNanos) {
diff --git a/libs/hwui/renderthread/TimeLord.h b/libs/hwui/renderthread/TimeLord.h
index 23c1e51..fa05c030 100644
--- a/libs/hwui/renderthread/TimeLord.h
+++ b/libs/hwui/renderthread/TimeLord.h
@@ -32,10 +32,12 @@
     nsecs_t frameIntervalNanos() const { return mFrameIntervalNanos; }
 
     // returns true if the vsync is newer, false if it was rejected for staleness
-    bool vsyncReceived(nsecs_t vsync, nsecs_t indendedVsync, int64_t vsyncId);
+    bool vsyncReceived(nsecs_t vsync, nsecs_t indendedVsync, int64_t vsyncId,
+                       int64_t frameDeadline);
     nsecs_t latestVsync() { return mFrameTimeNanos; }
     nsecs_t computeFrameTimeNanos();
     int64_t lastVsyncId() const { return mFrameVsyncId; }
+    int64_t lastFrameDeadline() const { return mFrameDeadline; }
 
 private:
     friend class RenderThread;
@@ -47,6 +49,7 @@
     nsecs_t mFrameTimeNanos;
     nsecs_t mFrameIntendedTimeNanos;
     int64_t mFrameVsyncId;
+    int64_t mFrameDeadline;
 };
 
 } /* namespace renderthread */