egl/wayland: avoid unnecessary roundtrip when authenticated

When the compositor advertises a render node, we don't need to
perform DRM authentication. Skip the unnecessary roundtrip in this
case.

Signed-off-by: Simon Ser <contact@emersion.fr>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9704>

diff --git a/src/egl/drivers/dri2/platform_wayland.c b/src/egl/drivers/dri2/platform_wayland.c
index f65d9e4..26b6711 100644 (file)
--- a/src/egl/drivers/dri2/platform_wayland.c
+++ b/src/egl/drivers/dri2/platform_wayland.c
@@ -1524,7 +1524,8 @@ dri2_initialize_wayland_drm(_EGLDisplay *disp)
    if (roundtrip(dri2_dpy) < 0 || dri2_dpy->fd == -1)
       goto cleanup;
 
-   if (roundtrip(dri2_dpy) < 0 || !dri2_dpy->authenticated)
+   if (!dri2_dpy->authenticated &&
+       (roundtrip(dri2_dpy) < 0 || !dri2_dpy->authenticated))
       goto cleanup;
 
    dri2_dpy->fd = loader_get_user_preferred_fd(dri2_dpy->fd,