SF: add a new behaviour for idle timer on VRR
When idle timer times out on VRR, change the refresh rate
indicator to show "- -". The render rate doesn't cange as a result
of idleness.
Bug: 333443503
Test: manual
Flag: EXEMPT bugfix
Change-Id: Ie4f51a2a9da1a5e229b3504881117b12f1fd1b6a
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index c75c9f5..c90b3d8 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -7691,6 +7691,22 @@
}));
}
+void SurfaceFlinger::vrrDisplayIdle(bool idle) {
+ // Update the overlay on the main thread to avoid race conditions with
+ // RefreshRateSelector::getActiveMode
+ static_cast<void>(mScheduler->schedule([=, this] {
+ const auto display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked());
+ if (!display) {
+ ALOGW("%s: default display is null", __func__);
+ return;
+ }
+ if (!display->isRefreshRateOverlayEnabled()) return;
+
+ display->onVrrIdle(idle);
+ mScheduler->scheduleFrame();
+ }));
+}
+
std::pair<std::optional<KernelIdleTimerController>, std::chrono::milliseconds>
SurfaceFlinger::getKernelIdleTimerProperties(PhysicalDisplayId displayId) {
const bool isKernelIdleTimerHwcSupported = getHwComposer().getComposer()->isSupported(