enable TA update in phy-test mode

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c

@@ -412,38 +412,40 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
         rnti = 0;//UE_RNTI(module_idP, i);
         CC_id = 0;//UE_PCCID(module_idP, i);
       
-    } //END if (UE_list->active[i])
-  } //END for (i = 0; i < MAX_MOBILES_PER_GNB; i++)
-  */
-  
-  // This schedules MIB
-  if((slot_txP == 0) && (frame_txP & 7) == 0){
-    schedule_nr_mib(module_idP, frame_txP, slot_txP);
-  }
+      } //END if (UE_list->active[i])
+    } //END for (i = 0; i < MAX_MOBILES_PER_GNB; i++)
+    */
 
-  // TbD once RACH is available, start ta_timer when UE is connected
-#if 0
-   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--;
-
-  if (ue_sched_ctl->ta_timer == 0) {
-    gNB->ta_command = ue_sched_ctl->ta_update;
-    /* if time is up, then set the timer to not send it for 5 frames
-    // regardless of the TA value */
-    ue_sched_ctl->ta_timer = 100;
-    /* reset ta_update */
-    ue_sched_ctl->ta_update = 31;
-    /* MAC CE flag indicating TA length */
-    gNB->ta_len = 2;
-  }
-#endif
+    // This schedules MIB
+    if((slot_txP == 0) && (frame_txP & 7) == 0){
+      schedule_nr_mib(module_idP, frame_txP, slot_txP);
+    }
 
-  // Phytest scheduling
-  if (get_softmodem_params()->phy_test && slot_txP==1){
-    nr_schedule_uss_dlsch_phytest(module_idP, frame_txP, slot_txP, pucch_sched, NULL);
+    // Phytest scheduling
+    if (get_softmodem_params()->phy_test) {
+      NR_UE_sched_ctrl_t *ue_sched_ctl = &UE_list->UE_sched_ctrl[UE_id];
+
+      // 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;
+        /* if time is up, then set the timer to not send it for 5 frames
+        // regardless of the TA value */
+        ue_sched_ctl->ta_timer = 100;
+        /* reset ta_update */
+        ue_sched_ctl->ta_update = 31;
+        /* MAC CE flag indicating TA length */
+        gNB->ta_len = 2;
+      }
+
+      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;
-  }
+        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);
     }