F1AP for gNB-DU config update & ack in CU

openair2/F1AP/f1ap_cu_interface_management.h

@@ -62,10 +62,11 @@ int CU_send_F1_SETUP_FAILURE(sctp_assoc_t assoc_id, const f1ap_setup_failure_t *
 int CU_handle_gNB_DU_CONFIGURATION_UPDATE(instance_t instance, sctp_assoc_t assoc_id, uint32_t stream, F1AP_F1AP_PDU_t *pdu);
 
 int CU_send_gNB_DU_CONFIGURATION_FAILURE(sctp_assoc_t assoc_id,
-    F1AP_GNBDUConfigurationUpdateFailure_t *GNBDUConfigurationUpdateFailure);
+                                         f1ap_gnb_du_configuration_update_failure_t *GNBDUConfigurationUpdateFailure);
 
-int CU_send_gNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE(sctp_assoc_t assoc_id,
-    F1AP_GNBDUConfigurationUpdateAcknowledge_t *GNBDUConfigurationUpdateAcknowledge);
+int CU_send_gNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE(
+    sctp_assoc_t assoc_id,
+    f1ap_gnb_du_configuration_update_acknowledge_t *GNBDUConfigurationUpdateAcknowledge);
 
 /*
  * gNB-CU Configuration Update

openair2/F1AP/f1ap_cu_task.c

@@ -174,6 +174,9 @@ void *F1AP_CU_task(void *arg) {
                                             &F1AP_GNB_CU_CONFIGURATION_UPDATE(received_msg));
         break;
 
+      case F1AP_GNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE:
+        CU_send_gNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE(assoc_id, &F1AP_GNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE(received_msg));
+        break;
       case F1AP_DL_RRC_MESSAGE: // from rrc
         CU_send_DL_RRC_MESSAGE_TRANSFER(assoc_id,
                                         &F1AP_DL_RRC_MESSAGE(received_msg));

openair2/F1AP/f1ap_handlers.c

@@ -45,7 +45,7 @@ static const f1ap_message_processing_t f1ap_messages_processing[][3] = {
     {0, 0, 0}, /* Reset */
     {CU_handle_F1_SETUP_REQUEST, DU_handle_F1_SETUP_RESPONSE, DU_handle_F1_SETUP_FAILURE}, /* F1Setup */
     {0, 0, 0}, /* ErrorIndication */
-    {0, 0, 0}, /* gNBDUConfigurationUpdate */
+    {CU_handle_gNB_DU_CONFIGURATION_UPDATE, 0, 0}, /* gNBDUConfigurationUpdate */
     {DU_handle_gNB_CU_CONFIGURATION_UPDATE,
      CU_handle_gNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE,
      CU_handle_gNB_CU_CONFIGURATION_UPDATE_FAILURE}, /* gNBCUConfigurationUpdate */

openair2/RRC/NR/mac_rrc_dl_f1ap.c

@@ -46,7 +46,11 @@ static void f1_setup_failure_f1ap(sctp_assoc_t assoc_id, const f1ap_setup_failur
 
 static void gnb_du_configuration_update_ack_f1ap(sctp_assoc_t assoc_id, const f1ap_gnb_du_configuration_update_acknowledge_t *ack)
 {
-  AssertFatal(false, "%s() not implemented\n", __func__);
+  MessageDef *msg = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_GNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE);
+  msg->ittiMsgHeader.originInstance = assoc_id;
+  f1ap_gnb_du_configuration_update_acknowledge_t *f1ap_msg = &F1AP_GNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE(msg);
+  *f1ap_msg = *ack;
+  itti_send_msg_to_task(TASK_CU_F1, 0, msg);
 }
 
 static void ue_context_setup_request_f1ap(sctp_assoc_t assoc_id, const f1ap_ue_context_setup_t *req)