commit 5ef1fa1b61ed3e73e450b8b4997509fe706b9fbe
author Manasi Navare <navaremanasi@google.com> Thu Nov 07 23:49:46 2024 +0000
committer Manasi Navare <navaremanasi@google.com> Wed Nov 27 20:02:20 2024 +0000
tree a06b223fbb160fac1399c4017a31b830508956e2
parent b03dfd3b1139d1308f5e6da5057040e8e56b4dcf

SF: Propagate Display Mode Rejection from SF to DM

Create a new DisplayEventReceiver callback for onModeRejected
to signal mode rejection from SF to DM so that DM can trigger
a retry.
Add the plumbing through DisplayEventReceiver and EventThread

Bug: 374184110
Test: manual
Flag: com.android.graphics.surfaceflinger.flags.display_config_error_hal

Change-Id: I78515d413bdf2e6e07d6649b7b60df8ced199b19
Signed-off-by: Manasi Navare <navaremanasi@google.com>

services/surfaceflinger/Scheduler/Scheduler.cpp

diff --git a/services/surfaceflinger/Scheduler/Scheduler.cpp b/services/surfaceflinger/Scheduler/Scheduler.cpp
index 2875650..86d91d9 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.cpp
+++ b/services/surfaceflinger/Scheduler/Scheduler.cpp
@@ -465,6 +465,12 @@
 }
 #pragma clang diagnostic pop
 
+void Scheduler::onDisplayModeRejected(PhysicalDisplayId displayId, DisplayModeId modeId) {
+    if (hasEventThreads()) {
+        eventThreadFor(Cycle::Render).onModeRejected(displayId, modeId);
+    }
+}
+
 void Scheduler::emitModeChangeIfNeeded() {
     if (!mPolicy.modeOpt || !mPolicy.emittedModeOpt) {
         ALOGW("No mode change to emit");