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>

libs/gui/DisplayEventDispatcher.cpp

diff --git a/libs/gui/DisplayEventDispatcher.cpp b/libs/gui/DisplayEventDispatcher.cpp
index c46f9c5..68f10f4 100644
--- a/libs/gui/DisplayEventDispatcher.cpp
+++ b/libs/gui/DisplayEventDispatcher.cpp
@@ -211,6 +211,9 @@
                                               ev.hdcpLevelsChange.connectedLevel,
                                               ev.hdcpLevelsChange.maxLevel);
                     break;
+                case DisplayEventReceiver::DISPLAY_EVENT_MODE_REJECTION:
+                    dispatchModeRejected(ev.header.displayId, ev.modeRejection.modeId);
+                    break;
                 default:
                     ALOGW("dispatcher %p ~ ignoring unknown event type %#x", this, ev.header.type);
                     break;