update ue dlsch decoding multi-threading

executables/nr-ue.c

@@ -742,6 +742,7 @@ void init_UE(int nb_inst) {
   int inst;
   NR_UE_MAC_INST_t *mac_inst;
   pthread_t threads[nb_inst];
+  pthread_t dlsch0_threads;
 
   for (inst=0; inst < nb_inst; inst++) {
     PHY_VARS_NR_UE *UE = PHY_vars_UE_g[inst][0];
@@ -763,6 +764,11 @@ void init_UE(int nb_inst) {
     mac_inst->initial_bwp_ul.cyclic_prefix = UE->frame_parms.Ncp;
     LOG_I(PHY,"Intializing UE Threads for instance %d (%p,%p)...\n",inst,PHY_vars_UE_g[inst],PHY_vars_UE_g[inst][0]);
     threadCreate(&threads[inst], UE_thread, (void *)UE, "UEthread", -1, OAI_PRIORITY_RT_MAX);
+
+#ifdef UE_DLSCH_PARALLELISATION
+    threadCreate(&dlsch0_threads, dlsch_thread, (void *)UE, "DLthread", -1, OAI_PRIORITY_RT_MAX-1);
+#endif
+
   }
 
   printf("UE threads created by %ld\n", gettid());

openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h

@@ -1818,6 +1818,6 @@ int nr_extract_dci_info(PHY_VARS_NR_UE *ue,
 			uint16_t n_RB_DLBWP,
 			uint16_t crc_scrambled_values[TOTAL_NBR_SCRAMBLED_VALUES]);
 
-
+void *dlsch_thread(void *arg);
 /**@}*/
 #endif

openair1/PHY/defs_common.h

@@ -80,6 +80,7 @@
 
 #define RX_NB_TH_MAX 2
 #define RX_NB_TH 2
+#define RX_NB_TH_DL 2
 
 #define LTE_SLOTS_PER_SUBFRAME 2
 

openair1/PHY/defs_nr_UE.h

@@ -1221,10 +1221,10 @@ typedef struct {
 /* this structure is used to pass both UE phy vars and
  * proc to the function UE_thread_rxn_txnp4
  */
-struct nr_rxtx_thread_data {
+typedef struct nr_rxtx_thread_data_s {
+  UE_nr_rxtx_proc_t proc;
   PHY_VARS_NR_UE    *UE;
-  UE_nr_rxtx_proc_t *proc;
-};
+}  nr_rxtx_thread_data_t;
 
 /*static inline int wait_on_condition(pthread_mutex_t *mutex,pthread_cond_t *cond,int *instance_cnt,char *name) {
 

openair1/PHY/thread_NR_UE.h

@@ -60,7 +60,7 @@ typedef struct {
   uint8_t decoder_thread_available;
   uint8_t decoder_main_available;
   uint8_t decoder_switch;
-  int counter_decoder;
+  int num_seg;
   uint8_t channel_level;
   int eNB_id;
   int harq_pid;

openair1/SCHED_NR_UE/defs.h

@@ -44,7 +44,7 @@
 #define OPENAIR_THREAD_STACK_SIZE     PTHREAD_STACK_MIN //4096 //RTL_PTHREAD_STACK_MIN*6
 //#define DLC_THREAD_STACK_SIZE        4096 //DLC stack size
 //#define UE_SLOT_PARALLELISATION
-//#define UE_DLSCH_PARALLELISATION
+#define UE_DLSCH_PARALLELISATION//
 
 /*enum openair_SCHED_STATUS {
   openair_SCHED_STOPPED=1,