soc/interconnect/stream_packet.py: make error payload optional on Packetizer

2017-03-28 12:21:54 +02:00 · 2017-03-28 12:21:54 +02:00 · 5efd6a8412
parent d173d946b7
commit 5efd6a8412
1 changed files with 2 additions and 1 deletions
--- a/litex/soc/interconnect/stream_packet.py
+++ b/litex/soc/interconnect/stream_packet.py
@ -228,11 +228,12 @@ class Packetizer(Module):
                    )
                )
            )
+        if hasattr(sink, "error"):
+            self.comb += source.error.eq(sink.error)
        fsm.act("COPY",
            source.valid.eq(sink.valid),
            source.last.eq(sink.last),
            source.data.eq(sink.data),
-            source.error.eq(sink.error),
            If(source.valid & source.ready,
                sink.ready.eq(1),
                If(source.last,