From f2c2c28e62774202bcadd636b745d5fad966e083 Mon Sep 17 00:00:00 2001
From: Vincent Wei <vincent@minigui.org>
Date: Sun, 22 Mar 2020 13:10:22 +0800
Subject: [PATCH] map hardware surface as scanout framebuffer for clients

---
 src/newgal/drm/drmvideo.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/newgal/drm/drmvideo.c b/src/newgal/drm/drmvideo.c
index 00d48381..6ccc6ec9 100644
--- a/src/newgal/drm/drmvideo.c
+++ b/src/newgal/drm/drmvideo.c
@@ -2337,6 +2337,11 @@ GAL_Surface* __drm_create_surface_from_name (GHANDLE video,
                     name);
             return NULL;
         }
+        if (!vdata->driver_ops->map_buffer(vdata->driver, surface_buffer, 1)) {
+            _ERR_PRINTF ("NEWGAL>DRM: cannot map screen buffer: %m\n");
+            vdata->driver_ops->destroy_buffer(vdata->driver, surface_buffer);
+            return NULL;
+        }
         surface_buffer->dumb = 0;
     }