From 920f56da11a43178c3043694b3b0023bb313c54b Mon Sep 17 00:00:00 2001
From: Navid Nikaein <navid.nikaein@eurecom.fr>
Date: Fri, 29 May 2015 13:13:34 +0000
Subject: [PATCH] few fixes in eNB scheduler contributed by INNOV
git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7499 818b1a75-f10b-46b9-bf7c-635c3b92a50f
---
openair2/LAYER2/MAC/eNB_scheduler_dlsch.c | 2 +-
openair2/LAYER2/MAC/pre_processor.c | 60 ++++++++++++-----------
2 files changed, 33 insertions(+), 29 deletions(-)
diff --git a/openair2/LAYER2/MAC/eNB_scheduler_dlsch.c b/openair2/LAYER2/MAC/eNB_scheduler_dlsch.c
index 4dd1434261..224c826a22 100644
--- a/openair2/LAYER2/MAC/eNB_scheduler_dlsch.c
+++ b/openair2/LAYER2/MAC/eNB_scheduler_dlsch.c
@@ -507,7 +507,7 @@ schedule_ue_spec(
continue;
for (UE_id=UE_list->head; UE_id>=0; UE_id=UE_list->next[UE_id]) {
-
+ continue_flag=0; // reset the flag to allow allocation for the remaining UEs
rnti = UE_RNTI(module_idP,UE_id);
eNB_UE_stats = mac_xface->get_eNB_UE_stats(module_idP,CC_id,rnti);
diff --git a/openair2/LAYER2/MAC/pre_processor.c b/openair2/LAYER2/MAC/pre_processor.c
index 8e46ac1db6..ce09cb42b5 100644
--- a/openair2/LAYER2/MAC/pre_processor.c
+++ b/openair2/LAYER2/MAC/pre_processor.c
@@ -310,25 +310,21 @@ void sort_UEs (module_id_t Mod_idP,
for (i=UE_list->head; i>=0; i=UE_list->next[i]) {
- rnti1 = UE_RNTI(Mod_idP,i);
-
- if(rnti1 == NOT_A_RNTI)
- continue;
-
- UE_id1 = i;
- pCC_id1 = UE_PCCID(Mod_idP,UE_id1);
- cqi1 = maxcqi(Mod_idP,UE_id1); //
- round1 = maxround(Mod_idP,rnti1,frameP,subframeP,0);
-
-
for(ii=UE_list->next[i]; ii>=0; ii=UE_list->next[ii]) {
- UE_id2 = ii;
- rnti2 = UE_RNTI(Mod_idP,UE_id2);
+ rnti1 = UE_RNTI(Mod_idP,i);
+ if(rnti1 == NOT_A_RNTI)
+ continue;
+
+ UE_id1 = i;
+ pCC_id1 = UE_PCCID(Mod_idP,UE_id1);
+ cqi1 = maxcqi(Mod_idP,UE_id1); //
+ round1 = maxround(Mod_idP,rnti1,frameP,subframeP,0);
if(rnti2 == NOT_A_RNTI)
continue;
-
+ UE_id2 = ii;
+ rnti2 = UE_RNTI(Mod_idP,UE_id2);
cqi2 = maxcqi(Mod_idP,UE_id2);
round2 = maxround(Mod_idP,rnti2,frameP,subframeP,0); //mac_xface->get_ue_active_harq_pid(Mod_id,rnti2,subframe,&harq_pid2,&round2,0);
pCC_id2 = UE_PCCID(Mod_idP,UE_id2);
@@ -627,12 +623,14 @@ void dlsch_scheduler_pre_processor (module_id_t Mod_id,
if ((j == N_RBG[CC_id]-1) &&
((PHY_vars_eNB_g[Mod_id][CC_id]->lte_frame_parms.N_RB_DL == 25) ||
(PHY_vars_eNB_g[Mod_id][CC_id]->lte_frame_parms.N_RB_DL == 50))) {
+
nb_rbs_required_remaining[CC_id][UE_id] = nb_rbs_required_remaining[CC_id][UE_id] - min_rb_unit[CC_id]+1;
pre_nb_available_rbs[CC_id][UE_id] = pre_nb_available_rbs[CC_id][UE_id] + min_rb_unit[CC_id]-1;
nb_rbs_required_remaining[CC_id][UE_id2] = nb_rbs_required_remaining[CC_id][UE_id2] - min_rb_unit[CC_id]+1;
pre_nb_available_rbs[CC_id][UE_id2] = pre_nb_available_rbs[CC_id][UE_id2] + min_rb_unit[CC_id]-1;
} else {
- nb_rbs_required_remaining[CC_id][UE_id] = nb_rbs_required_remaining[CC_id][UE_id] - 4;
+
+ nb_rbs_required_remaining[CC_id][UE_id] = nb_rbs_required_remaining[CC_id][UE_id] - 4;
pre_nb_available_rbs[CC_id][UE_id] = pre_nb_available_rbs[CC_id][UE_id] + 4;
nb_rbs_required_remaining[CC_id][UE_id2] = nb_rbs_required_remaining[CC_id][UE_id2] - 4;
pre_nb_available_rbs[CC_id][UE_id2] = pre_nb_available_rbs[CC_id][UE_id2] + 4;
@@ -767,21 +765,27 @@ void dlsch_scheduler_pre_processor_allocate (module_id_t Mod_id,
// if this UE is not scheduled for TM5
if (dl_pow_off[CC_id][UE_id] != 0 ) {
- rballoc_sub[CC_id][i] = 1;
- rballoc_sub_UE[CC_id][UE_id][i] = 1;
- MIMO_mode_indicator[CC_id][i] = 1;
-
- if (transmission_mode == 5 ) {
- dl_pow_off[CC_id][UE_id] = 1;
- }
-
- if ((i == N_RBG-1) && ((N_RB_DL == 25) || (N_RB_DL == 50))) {
- nb_rbs_required_remaining[CC_id][UE_id] = nb_rbs_required_remaining[CC_id][UE_id] - min_rb_unit+1;
+ if ((i == N_RBG-1) && ((N_RB_DL == 25) || (N_RB_DL == 50))) {
+ rballoc_sub[CC_id][i] = 1;
+ rballoc_sub_UE[CC_id][UE_id][i] = 1;
+ MIMO_mode_indicator[CC_id][i] = 1;
+ if (transmission_mode == 5 ) {
+ dl_pow_off[CC_id][UE_id] = 1;
+ }
+ nb_rbs_required_remaining[CC_id][UE_id] = nb_rbs_required_remaining[CC_id][UE_id] - min_rb_unit+1;
pre_nb_available_rbs[CC_id][UE_id] = pre_nb_available_rbs[CC_id][UE_id] + min_rb_unit - 1;
} else {
- nb_rbs_required_remaining[CC_id][UE_id] = nb_rbs_required_remaining[CC_id][UE_id] - min_rb_unit;
- pre_nb_available_rbs[CC_id][UE_id] = pre_nb_available_rbs[CC_id][UE_id] + min_rb_unit;
- }
+ if (nb_rbs_required_remaining[CC_id][UE_id] >= min_rb_unit){
+ rballoc_sub[CC_id][i] = 1;
+ rballoc_sub_UE[CC_id][UE_id][i] = 1;
+ MIMO_mode_indicator[CC_id][i] = 1;
+ if (transmission_mode == 5 ) {
+ dl_pow_off[CC_id][UE_id] = 1;
+ }
+ nb_rbs_required_remaining[CC_id][UE_id] = nb_rbs_required_remaining[CC_id][UE_id] - min_rb_unit;
+ pre_nb_available_rbs[CC_id][UE_id] = pre_nb_available_rbs[CC_id][UE_id] + min_rb_unit;
+ }
+ }
} // dl_pow_off[CC_id][UE_id] ! = 0
}
}
--
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