Change in osmo-gsm-tester[master]: enb: fix UL max rate calculation

[srs_andre]

srs_andre has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-gsm-tester/+/18479 )


Change subject: enb: fix UL max rate calculation
......................................................................

enb: fix UL max rate calculation

don't double the maximum rate for UL traffic in MIMO since
we are only using MIMO in the downlink

Change-Id: I018e8ba8cb822a4bd57b8d0e420dd496172ac229
---
M src/osmo_gsm_tester/obj/enb.py
1 file changed, 4 insertions(+), 5 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-gsm-tester refs/changes/79/18479/1

diff --git a/src/osmo_gsm_tester/obj/enb.py b/src/osmo_gsm_tester/obj/enb.py
index 42ff647..9db0d69 100644
--- a/src/osmo_gsm_tester/obj/enb.py
+++ b/src/osmo_gsm_tester/obj/enb.py
@@ -238,7 +238,7 @@
         return self._addr
 
     def ue_max_rate(self, downlink=True):
-        # The max rate for a single UE per PRB configuration in TM1
+        # The max rate for a single UE per PRB configuration in TM1 with MCS 28 QAM64
         max_phy_rate_tm1_dl = { 6 : 3.5e6,
                                15 : 11e6,
                                25 : 18e6,
@@ -255,12 +255,11 @@
             max_rate = max_phy_rate_tm1_dl[self.num_prb()]
         else:
             max_rate = max_phy_rate_tm1_ul[self.num_prb()]
+
         #TODO: calculate for non-standard prb numbers.
-        if self._txmode > 2:
+        if downlink and self._txmode > 2:
             max_rate *= 2
-        # We use 3 control symbols for 6, 15 and 25 PRBs which results in lower max rate
-        if self.num_prb() < 50:
-          max_rate *= 0.9
+
         return max_rate
 
 # vim: expandtab tabstop=4 shiftwidth=4

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Gerrit-Project: osmo-gsm-tester
Gerrit-Branch: master
Gerrit-Change-Id: I018e8ba8cb822a4bd57b8d0e420dd496172ac229
Gerrit-Change-Number: 18479
Gerrit-PatchSet: 1
Gerrit-Owner: srs_andre <andre at softwareradiosystems.com>
Gerrit-MessageType: newchange
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