From: Florent Kermarrec <florent@enjoy-digital.fr>
Date: Thu, 30 Jan 2020 08:35:40 +0000 (+0100)
Subject: inteconnect/stream: use PipeValid implementation for Buffer
X-Git-Tag: 24jan2021_ls180~701
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9d2894727e2416d6cce6f9ec116f3c0345bbaf9c;p=litex.git

inteconnect/stream: use PipeValid implementation for Buffer
---

diff --git a/litex/soc/interconnect/stream.py b/litex/soc/interconnect/stream.py
index 9f81e76c..b25a58bf 100644
--- a/litex/soc/interconnect/stream.py
+++ b/litex/soc/interconnect/stream.py
@@ -592,19 +592,6 @@ class Monitor(Module, AutoCSR):
             underflow_counter = MonitorCounter(reset, latch, ~endpoint.valid & endpoint.ready, self.underflows.status)
             self.submodules += underflow_counter
 
-# Buffer -------------------------------------------------------------------------------------------
-
-class Buffer(PipelinedActor):
-    def __init__(self, layout):
-        self.sink   = Endpoint(layout)
-        self.source = Endpoint(layout)
-        PipelinedActor.__init__(self, 1)
-        self.sync += \
-            If(self.pipe_ce,
-                self.source.payload.eq(self.sink.payload),
-                self.source.param.eq(self.sink.param)
-            )
-
 # Pipe ---------------------------------------------------------------------------------------------
 
 class PipeValid(Module):
@@ -658,6 +645,10 @@ class PipeReady(Module):
             )
         ]
 
+# Buffer -------------------------------------------------------------------------------------------
+
+class Buffer(PipeValid): pass # FIXME: Replace Buffer with PipeValid in codebase?
+
 # Cast ---------------------------------------------------------------------------------------------
 
 class Cast(CombinatorialActor):