ui/gtk: skip refresh if new dmabuf has been submitted
Skip refresh if a new dmabuf (guest scanout frame) has already been
submitted and ready to be drawn because the scanout will be updated
with new frame anyway.
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Acked-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-ID: <20230706183355.29361-2-dongwon.kim@intel.com>
diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c
index 98b3a11..4c29ac1 100644
--- a/ui/gtk-egl.c
+++ b/ui/gtk-egl.c
@@ -148,6 +148,10 @@
gd_update_monitor_refresh_rate(
vc, vc->window ? vc->window : vc->gfx.drawing_area);
+ if (vc->gfx.guest_fb.dmabuf && vc->gfx.guest_fb.dmabuf->draw_submitted) {
+ return;
+ }
+
if (!vc->gfx.esurface) {
gd_egl_init(vc);
if (!vc->gfx.esurface) {
