replace pdcp_layer_init_for_CU() with pdcp_layer_init()

executables/nr-softmodem.c

@@ -733,7 +733,6 @@ static  void wait_nfapi_init(char *thread_name) {
 void init_pdcp(void) {
   if (!NODE_IS_DU(RC.nrrrc[0]->node_type)) {
     // pdcp_layer_init();
-    // pdcp_layer_init_for_CU();
     uint32_t pdcp_initmask = (IS_SOFTMODEM_NOS1) ?
                             (PDCP_USE_NETLINK_BIT | LINK_ENB_PDCP_TO_IP_DRIVER_BIT) : LINK_ENB_PDCP_TO_GTPV1U_BIT;
     if (IS_SOFTMODEM_NOS1) {

openair2/GNB_APP/gnb_config.c

@@ -1797,7 +1797,7 @@ void nr_read_config_and_init(void) {
   }
 
   if (NODE_IS_CU(RC.nrrrc[0]->node_type)) {
-    pdcp_layer_init_for_CU();
+    pdcp_layer_init();
     nr_DRB_preconfiguration(0x1234);
     rrc_init_nr_global_param();
   }

openair2/LAYER2/nr_pdcp/nr_pdcp.h

@@ -24,7 +24,6 @@
 #ifndef _NR_PDCP_H_
 #define _NR_PDCP_H_
 
-void pdcp_layer_init_for_CU(void);
 void nr_pdcp_layer_init_ue(void);
 void nr_DRB_preconfiguration(uint16_t crnti);
 

openair2/LAYER2/nr_pdcp/nr_pdcp_oai_api.c

@@ -432,7 +432,9 @@ void pdcp_layer_init()
 
   nr_pdcp_ue_manager = new_nr_pdcp_ue_manager(1);
 
-  init_nr_rlc_data_req_queue();
+  if (!NODE_IS_CU(node_type)) {
+    init_nr_rlc_data_req_queue();
+  }
 }
 
 void nr_pdcp_layer_init_ue()
@@ -453,22 +455,6 @@ void nr_pdcp_layer_init_ue()
   init_nr_rlc_data_req_queue();
 }
 
-void pdcp_layer_init_for_CU(void)
-{
-  /* hack: be sure to initialize only once */
-  static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;
-  static int initialized = 0;
-  if (pthread_mutex_lock(&m) != 0) abort();
-  if (initialized) {
-    if (pthread_mutex_unlock(&m) != 0) abort();
-    return;
-  }
-  initialized = 1;
-  if (pthread_mutex_unlock(&m) != 0) abort();
-
-  nr_pdcp_ue_manager = new_nr_pdcp_ue_manager(1);
-}
-
 #include "nfapi/oai_integration/vendor_ext.h"
 #include "targets/RT/USER/lte-softmodem.h"
 #include "openair2/RRC/NAS/nas_config.h"