Add avg time to tx an sdu for RLC UM & TM mode

openair2/LAYER2/nr_rlc/nr_rlc_entity_tm.c

@@ -154,6 +154,8 @@ void nr_rlc_entity_tm_recv_sdu(nr_rlc_entity_t *_entity,
 
   /* update buffer status */
   entity->common.bstatus.tx_size += sdu->size;
+
+  sdu->sdu->time_of_arrival = time_average_now();
 }
 
 /*************************************************************************/

openair2/LAYER2/nr_rlc/nr_rlc_entity_um.c

@@ -594,6 +594,8 @@ void nr_rlc_entity_um_recv_sdu(nr_rlc_entity_t *_entity,
   /* update buffer status */
   entity->common.bstatus.tx_size += compute_pdu_header_size(entity, sdu)
                                     + sdu->size;
+
+  sdu->sdu->time_of_arrival = time_average_now();
 }
 
 /*************************************************************************/