Support toggling layer caching at runtime
The use-case for this is dynamically enabling and disabling layer
caching when a bad layer state is encountered that is difficult to
reproduce.
Bug: 187448777
Test: adb shell service call SurfaceFlinger 1040 i32 1
Test: libcompositionengine_test
Change-Id: Id441a0894ff5a4c654db9fd706ceb1c0d1c343f0
Merged-In: Id441a0894ff5a4c654db9fd706ceb1c0d1c343f0
diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index da8c080..0f18235 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -138,6 +138,10 @@
getCompositionDisplay()->setCompositionEnabled(mPowerMode != hal::PowerMode::OFF);
}
+void DisplayDevice::enableLayerCaching(bool enable) {
+ getCompositionDisplay()->setLayerCachingEnabled(enable);
+}
+
hal::PowerMode DisplayDevice::getPowerMode() const {
return mPowerMode;
}