[hw_composer]: Skip logic if no layers are available

src/core/hle/service/nvnflinger/hardware_composer.cpp

@@ -53,6 +53,19 @@ u32 HardwareComposer::ComposeLocked(f32* out_speed_scale, Display& display,
     // Set default speed limit to 100%.
     *out_speed_scale = 1.0f;
 
+    // If no layers are available, skip the logic
+    bool any_visible = false;
+    for (auto& layer : display.stack.layers) {
+        if (layer->visible) {
+            any_visible = true;
+            break;
+        }
+    }
+    if (!any_visible) {
+        *out_speed_scale = 1.0f;
+        return 1;
+    }
+
     // Determine the number of vsync periods to wait before composing again.
     std::optional<s32> swap_interval{};
     bool has_acquired_buffer{};