commit fa7b4252fb8ee083b44e37c450b96b48d5208490
author android-build-team Robot <android-build-team-robot@google.com> Wed Jul 24 02:22:51 2019 +0000
committer android-build-team Robot <android-build-team-robot@google.com> Wed Jul 24 02:22:51 2019 +0000
tree c62b6ba443c06cb850de0728fa70c4a246cf2bce
parent eeae637ea47f6cef0dc53381d52fd78e11f2c6d3
parent 40deef5cedc657e5da7e2b268e9d5dc2d0277dbe

Merge cherrypicks of [8738218, 8738219, 8738140, 8736270, 8736271, 8736272, 8732114, 8738495, 8738319, 8736743, 8738320, 8738496] into qt-release

Change-Id: Ifa7fcd336a982ffb454544253f701374a34e072b

libs/gui/SurfaceComposerClient.cpp

diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index d6f88fc..def9fe9 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -365,6 +365,9 @@
     mContainsBuffer = other.mContainsBuffer;
     other.mContainsBuffer = false;
 
+    mEarlyWakeup = mEarlyWakeup || other.mEarlyWakeup;
+    other.mEarlyWakeup = false;
+
     return *this;
 }
 

services/surfaceflinger/SurfaceFlinger.cpp

diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 2d31910..6166789 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -353,6 +353,11 @@
     mPropagateBackpressure = !atoi(value);
     ALOGI_IF(!mPropagateBackpressure, "Disabling backpressure propagation");
 
+    property_get("debug.sf.enable_gl_backpressure", value, "0");
+    mPropagateBackpressureClientComposition = atoi(value);
+    ALOGI_IF(mPropagateBackpressureClientComposition,
+             "Enabling backpressure propagation for Client Composition");
+
     property_get("debug.sf.enable_hwc_vds", value, "0");
     mUseHwcVirtualDisplays = atoi(value);
     ALOGI_IF(mUseHwcVirtualDisplays, "Enabling HWC virtual displays");
@@ -1670,9 +1675,9 @@
                 break;
             }
 
-            // For now, only propagate backpressure when missing a hwc frame.
-            if (hwcFrameMissed && !gpuFrameMissed) {
-                if (mPropagateBackpressure) {
+            if (frameMissed && mPropagateBackpressure) {
+                if ((hwcFrameMissed && !gpuFrameMissed) ||
+                    mPropagateBackpressureClientComposition) {
                     signalLayerUpdate();
                     break;
                 }

services/surfaceflinger/SurfaceFlinger.h

diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index ddfe88c..5265594 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -1003,6 +1003,7 @@
     volatile nsecs_t mDebugInTransaction = 0;
     bool mForceFullDamage = false;
     bool mPropagateBackpressure = true;
+    bool mPropagateBackpressureClientComposition = false;
     std::unique_ptr<SurfaceInterceptor> mInterceptor;
     SurfaceTracing mTracing{*this};
     bool mTracingEnabled = false;