Fix:harq_pid for TDD is not completely fixed in pre processer.

openair2/LAYER2/MAC/eNB_scheduler_RA.c

@@ -853,10 +853,7 @@ generate_Msg4(module_id_t module_idP, int CC_idP, frame_t frameP,
 
     // set HARQ process round to 0 for this UE
 
-    if (cc->tdd_Config)
     ra->harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config,frameP ,subframeP);
-    else
-	ra->harq_pid = ((frameP * 10) + subframeP) & 7;
 
     // Get RRCConnectionSetup for Piggyback
     rrc_sdu_length = mac_rrc_data_req(module_idP, CC_idP, frameP, CCCH, 1,	// 1 transport block
@@ -1310,10 +1307,8 @@ generate_Msg4(module_id_t module_idP, int CC_idP, frame_t frameP,
 		lcid = 0;
 
 		// put HARQ process round to 0
-		if (cc->tdd_Config)
 		ra->harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config,frameP ,subframeP);
-		else
-		    ra->harq_pid = ((frameP * 10) + subframeP) & 7;
+
 		UE_list->UE_sched_ctrl[UE_id].round[CC_idP][ra->harq_pid] =
 		    0;
 

openair2/LAYER2/MAC/eNB_scheduler_dlsch.c

@@ -689,10 +689,7 @@ schedule_ue_spec(module_id_t module_idP,
 
 	    nb_available_rb = ue_sched_ctl->pre_nb_available_rbs[CC_id];
 
-	    if (cc->tdd_Config)
 	    harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config,frameP ,subframeP);
-	    else
-		harq_pid = ((frameP * 10) + subframeP) & 7;
 
 	    round = ue_sched_ctl->round[CC_id][harq_pid];
 
@@ -1609,8 +1606,7 @@ fill_DLSCH_dci(
         // clear scheduling flag
         eNB_dlsch_info[module_idP][CC_id][UE_id].status = S_DL_WAITING;
         rnti = UE_RNTI(module_idP,UE_id);
-	if (cc->tdd_Config) harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config,frameP ,subframeP);
-	else harq_pid = ((frameP*10)+subframeP)&7;
+        harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config,frameP ,subframeP);
         nb_rb = UE_list->UE_template[CC_id][UE_id].nb_rb[harq_pid];
 
 

openair2/LAYER2/MAC/eNB_scheduler_primitives.c

@@ -3789,6 +3789,8 @@ uint8_t frame_subframe2_dl_harq_pid(TDD_Config_t *tdd_Config, int abs_frameP, su
             return harq_pid;
             break;
         }
+    }else{
+        return ((abs_frameP*10)+subframeP)&7;
     }
     return -1;
 }

openair2/LAYER2/MAC/pre_processor.c

@@ -299,10 +299,8 @@ maxround(module_id_t Mod_id, uint16_t rnti, int frame,
 	cc = &RC.mac[Mod_id]->common_channels[CC_id];
 
 	UE_id = find_UE_id(Mod_id, rnti);
-	if (cc->tdd_Config)
+
 	harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config,frame ,subframe);
-	else
-	    harq_pid = ((frame * 10) + subframe) & 7;
 
 	round = UE_list->UE_sched_ctrl[UE_id].round[CC_id][harq_pid];
 	if (round > round_max) {
@@ -676,8 +674,7 @@ void dlsch_scheduler_pre_ue_select(
         continue;
       }
 #endif
-      if (cc[CC_id].tdd_Config) harq_pid = ((frameP*10)+subframeP)%10;
-      else harq_pid = ((frameP*10)+subframeP)&7;
+      harq_pid = frame_subframe2_dl_harq_pid(cc[CC_id].tdd_Config,frameP ,subframeP);
 
       round = ue_sched_ctl->round[CC_id][harq_pid];
       if (round != 8) {  // retransmission
@@ -791,8 +788,7 @@ void dlsch_scheduler_pre_ue_select(
         if(i < dlsch_ue_select[CC_id].ue_num)
           continue;
 
-        if (cc[CC_id].tdd_Config) harq_pid = ((frameP*10)+subframeP)%10;
-        else harq_pid = ((frameP*10)+subframeP)&7;
+        harq_pid = frame_subframe2_dl_harq_pid(cc[CC_id].tdd_Config,frameP ,subframeP);
 
         round = ue_sched_ctl->round[CC_id][harq_pid];
         if (round == 8) {
@@ -905,8 +901,7 @@ void dlsch_scheduler_pre_ue_select(
         if(i < dlsch_ue_select[CC_id].ue_num)
           continue;
 
-        if (cc[CC_id].tdd_Config) harq_pid = ((frameP*10)+subframeP)%10;
-        else harq_pid = ((frameP*10)+subframeP)&7;
+        harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config,frameP ,subframeP);
 
         round = ue_sched_ctl->round[CC_id][harq_pid];
         if (round == 8) {
@@ -1128,8 +1123,7 @@ void dlsch_scheduler_pre_processor (module_id_t   Mod_id,
       rnti = dlsch_ue_select[CC_id].list[i].rnti;
 
       ue_sched_ctl = &UE_list->UE_sched_ctrl[UE_id];
-      if (cc->tdd_Config) harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config,frameP ,subframeP);
-      else harq_pid = ((frameP*10)+subframeP)&7;
+      harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config,frameP ,subframeP);
       Round    = ue_sched_ctl->round[CC_id][harq_pid];
 
       //if (mac_eNB_get_rrc_status(Mod_id, rnti) < RRC_RECONFIGURED || round > 0) {