From f4e68d78ca8417081b5f7698b5e866a094b82bdd Mon Sep 17 00:00:00 2001
From: Florent Kermarrec <florent@enjoy-digital.fr>
Date: Sat, 4 Nov 2023 20:55:56 +0100
Subject: [PATCH] cores/video: Fix missing h/vsync connection in SYNC state.

---
 litex/soc/cores/video.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/litex/soc/cores/video.py b/litex/soc/cores/video.py
index 942ecba4a..832ff1795 100644
--- a/litex/soc/cores/video.py
+++ b/litex/soc/cores/video.py
@@ -702,7 +702,8 @@ class VideoFrameBuffer(LiteXModule):
             vtg_sink.ready.eq(~fsm.reset),
             If(vtg_sink.valid & vtg_sink.last,
                 NextState("RUN")
-            )
+            ),
+            vtg_sink.connect(source, keep={"hsync", "vsync"}),
         )
         fsm.act("RUN",
             vtg_sink.ready.eq(1),