enable TA update in phy-test mode

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c

@@ -421,10 +421,13 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
       schedule_nr_mib(module_idP, frame_txP, slot_txP);
     }
 
-  // TbD once RACH is available, start ta_timer when UE is connected
-#if 0
+    // Phytest scheduling
+    if (get_softmodem_params()->phy_test) {
       NR_UE_sched_ctrl_t *ue_sched_ctl = &UE_list->UE_sched_ctrl[UE_id];
-   if (ue_sched_ctl->ta_timer) ue_sched_ctl->ta_timer--;
+
+      // TbD once RACH is available, start ta_timer when UE is connected
+      if (ue_sched_ctl->ta_timer)
+        ue_sched_ctl->ta_timer--;
 
       if (ue_sched_ctl->ta_timer == 0) {
         gNB->ta_command = ue_sched_ctl->ta_update;
@@ -436,14 +439,13 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
         /* MAC CE flag indicating TA length */
         gNB->ta_len = 2;
       }
-#endif
 
-  // Phytest scheduling
-  if (get_softmodem_params()->phy_test && slot_txP==1){
+      if (slot_txP == 1){
         nr_schedule_uss_dlsch_phytest(module_idP, frame_txP, slot_txP, pucch_sched, NULL);
         // resetting ta flag
         gNB->ta_len = 0;
       }
+    }
 
     /*
     // Allocate CCEs for good after scheduling is done

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c

@@ -276,7 +276,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
 #endif
 
     if (sduP != NULL){
-      //UE_scheduling_control->ta_update = timing_advance;
+      UE_scheduling_control->ta_update = timing_advance;
       LOG_D(MAC, "Received PDU at MAC gNB \n");
       nr_process_mac_pdu(gnb_mod_idP, CC_idP, frameP, sduP, sdu_lenP);
     }