minui: Add API to support multiple connectors detection

Add API to support multiple connectors detection

Bug: 227468133
Test: check log in recovery mode
Change-Id: I18c5e0f373a29b153aab038bd289eed18847f2af
Merged-In: I18c5e0f373a29b153aab038bd289eed18847f2af
diff --git a/minui/graphics_drm.cpp b/minui/graphics_drm.cpp
index c557022..6c3a5bd 100644
--- a/minui/graphics_drm.cpp
+++ b/minui/graphics_drm.cpp
@@ -200,6 +200,10 @@
   }
 }
 
+bool MinuiBackendDrm::HasMultipleConnectors() {
+  return (drm[DRM_SEC].GRSurfaceDrms[0] && drm[DRM_SEC].GRSurfaceDrms[1]);
+}
+
 static drmModeCrtc* find_crtc_for_connector(int fd, drmModeRes* resources,
                                             drmModeConnector* connector) {
   // Find the encoder. If we already have one, just use it.