libdrm_meson: Add flow for setting dummy_l mode type [1/1]

PD#SWPL-135126

Problem:
Add flow for setting dummy_l mode  type

Solution:
Add dummy_l mode type

Verify:
AH212

Change-Id: Ic73c3596339949def2d6955bc3a9270a30a6c036
Signed-off-by: chen.wang1 <chen.wang1@amlogic.com>
diff --git a/meson/meson_drm_settings.c b/meson/meson_drm_settings.c
index f1ea2da..48db1f2 100644
--- a/meson/meson_drm_settings.c
+++ b/meson/meson_drm_settings.c
@@ -39,7 +39,7 @@
     struct mesonConnector* conn = NULL;
     if ( drmFd < 0 || name == NULL || propValue == NULL)
     {
-        ERROR("%s %d drmfd invalid, or property name invalid",__FUNCTION__,__LINE__);
+        ERROR(" %s %d drmfd invalid, or property name invalid",__FUNCTION__,__LINE__);
         goto out;
     }
     conn = get_current_connector(drmFd, connType);
@@ -100,6 +100,9 @@
         case MESON_CONNECTOR_CVBS:
             drmConnType = DRM_MODE_CONNECTOR_TV;
             break;
+        case MESON_CONNECTOR_DUMMY:
+            drmConnType = DRM_MODE_CONNECTOR_VIRTUAL;
+            break;
         default :
             drmConnType = DRM_MODE_CONNECTOR_HDMIA;
             break;
diff --git a/meson/meson_drm_settings.h b/meson/meson_drm_settings.h
index e776b54..2d24adf 100644
--- a/meson/meson_drm_settings.h
+++ b/meson/meson_drm_settings.h
@@ -60,10 +60,11 @@
 } ENUM_MESON_HDR_MODE;
 
 typedef enum _ENUM_MESON_CONNECTOR_TYPE {
-    MESON_CONNECTOR_HDMIA      = 0,
+    MESON_CONNECTOR_HDMIA    = 0,
     MESON_CONNECTOR_HDMIB,
     MESON_CONNECTOR_LVDS,
     MESON_CONNECTOR_CVBS,
+    MESON_CONNECTOR_DUMMY,
     MESON_CONNECTOR_RESERVED
 } MESON_CONNECTOR_TYPE;