From 1d9bdcf61113bc1e1bebe8487706f9e44fe4699c Mon Sep 17 00:00:00 2001
From: Marco Miozzo <marco.miozzo@cttc.es>
Date: Fri, 19 Oct 2012 12:08:25 +0200
Subject: [PATCH] Limit HARQ buffers in LteHarqPhy (in order to limit buffers
 size in no HARQ mode)

---
 src/lte/model/lte-harq-phy.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/lte/model/lte-harq-phy.cc b/src/lte/model/lte-harq-phy.cc
index b24c00b99..d6997a3d9 100644
--- a/src/lte/model/lte-harq-phy.cc
+++ b/src/lte/model/lte-harq-phy.cc
@@ -130,6 +130,11 @@ void
 LteHarqPhy::UpdateDlHarqProcessStatus (uint8_t id, uint8_t layer, double mi, uint16_t infoBits, uint16_t codeBits)
 {
   NS_LOG_FUNCTION (this << (uint16_t) id << mi);
+  if (m_miDlHarqProcessesInfoMap.at (layer).at (id).size () == 3)  // MAX HARQ RETX
+    {
+      // HARQ should be disabled -> discard info
+      return;
+    }
   HarqProcessInfoElement_t el;
   el.m_mi = mi;
   el.m_infoBits = infoBits;
@@ -170,6 +175,11 @@ LteHarqPhy::UpdateUlHarqProcessStatus (uint16_t rnti, double mi, uint16_t infoBi
     }
   else
     {
+      if ((*it).second.at (7).size () == 3) // MAX HARQ RETX
+        {
+          // HARQ should be disabled -> discard info
+          return;
+        }
       HarqProcessInfoElement_t el;
       el.m_mi = mi;
       el.m_infoBits = infoBits;