SF Generalization of Refresh Rates: Adding layer priority hint

Test: Device boots. Observe logs for errors.
Test: Open Swappy and Chrome in split screen, tap between apps,
      SF prints the correct priority.
Test: Open Chrome, play video. SF prints correct priority.
Test: SF prints the correct priority received.
Bug: 142507166
Change-Id: I5fa8a857c950db01f42a380a72d098039badc289

1 files changed, 16 insertions, 0 deletions

diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 5e259e258c..2ef33cf253 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -1192,6 +1192,22 @@ SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setColor
 }
 
 SurfaceComposerClient::Transaction&
+SurfaceComposerClient::Transaction::setFrameRateSelectionPriority(const sp<SurfaceControl>& sc,
+                                                                  int32_t priority) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+
+    s->what |= layer_state_t::eFrameRateSelectionPriority;
+    s->frameRateSelectionPriority = priority;
+
+    registerSurfaceControlForCallback(sc);
+    return *this;
+}
+
+SurfaceComposerClient::Transaction&
 SurfaceComposerClient::Transaction::addTransactionCompletedCallback(
         TransactionCompletedCallbackTakesContext callback, void* callbackContext) {
     auto listener = TransactionCompletedListener::getInstance();