Merge "hwc2 : Add scaling rgb layer flag to layer stack"

2 files changed, 7 insertions, 1 deletions

diff --git a/sdm/include/core/layer_stack.h b/sdm/include/core/layer_stack.h
index b49c425c..81ecfd6d 100644
--- a/sdm/include/core/layer_stack.h
+++ b/sdm/include/core/layer_stack.h
@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2014 - 2019, The Linux Foundation. All rights reserved.
+* Copyright (c) 2014 - 2019, 2021 The Linux Foundation. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are permitted
 * provided that the following conditions are met:
@@ -277,6 +277,8 @@ struct LayerStackFlags {
       uint32_t config_changed : 1;  //!< This flag indicates Display config must be validated.
 
       uint32_t mask_present : 1;  //!< Set if layer stack has mask layers.
+
+      uint32_t scaling_rgb_layer_present : 1;  //!< Set if scaling rgb layer is present
     };
 
     uint32_t flags = 0;               //!< For initialization purpose only.
diff --git a/sdm/libs/hwc2/hwc_display.cpp b/sdm/libs/hwc2/hwc_display.cpp
index 894d9224..937c0a78 100644
--- a/sdm/libs/hwc2/hwc_display.cpp
+++ b/sdm/libs/hwc2/hwc_display.cpp
@@ -709,6 +709,10 @@ void HWCDisplay::BuildLayerStack() {
       is_secure = true;
     }
 
+    if (IS_RGB_FORMAT(layer->input_buffer.format) && hwc_layer->IsScalingPresent()) {
+      layer_stack_.flags.scaling_rgb_layer_present = true;
+    }
+
     if (hwc_layer->IsSingleBuffered() &&
        !(hwc_layer->IsRotationPresent() || hwc_layer->IsScalingPresent())) {
       layer->flags.single_buffer = true;