Removed common txFifo for multiple threads

executables/nr-ue.c

@@ -324,7 +324,6 @@ void processSlotRX(void *arg) {
   fapi_nr_config_request_t *cfg = &UE->nrUE_config;
   int rx_slot_type = nr_ue_slot_select(cfg, proc->frame_rx, proc->nr_slot_rx);
   int tx_slot_type = nr_ue_slot_select(cfg, proc->frame_tx, proc->nr_slot_tx);
-  bool isTxRunning = true;
   uint8_t gNB_id = 0;
 
   if (rx_slot_type == NR_DOWNLINK_SLOT || rx_slot_type == NR_MIXED_SLOT){
@@ -340,7 +339,7 @@ void processSlotRX(void *arg) {
     phy_procedures_slot_parallelization_nrUE_RX( UE, proc, 0, 0, 1, no_relay, NULL );
 #else
     uint64_t a=rdtsc();
-    phy_procedures_nrUE_RX(UE, proc, gNB_id, get_nrUE_params()->nr_dlsch_parallel);
+    phy_procedures_nrUE_RX(UE, proc, gNB_id, get_nrUE_params()->nr_dlsch_parallel, &rxtxD->txFifo);
     LOG_D(PHY, "In %s: slot %d, time %lu\n", __FUNCTION__, proc->nr_slot_rx, (rdtsc()-a)/3500);
 #endif
 
@@ -352,15 +351,9 @@ void processSlotRX(void *arg) {
     }
 
     // Wait for PUSCH processing to finish
-    while (isTxRunning) {
-      notifiedFIFO_elt_t *res;
-      res = pullTpool(UE->txFifo,&(get_nrUE_params()->Tpool));
-      if (res->key == proc->nr_slot_tx) {
-        isTxRunning = false;
-        res->key = TX_JOB_ID;
-      }
-      pushNotifiedFIFO(UE->txFifo, res);
-    }
+    notifiedFIFO_elt_t *res;
+    res = pullTpool(&rxtxD->txFifo,&(get_nrUE_params()->Tpool));
+    delNotifiedFIFO_elt(res);
 
   } else {
     processSlotTX(rxtxD);
@@ -514,10 +507,6 @@ void *UE_thread(void *arg) {
   notifiedFIFO_t freeBlocks;
   initNotifiedFIFO_nothreadSafe(&freeBlocks);
 
-  notifiedFIFO_t txFifo;
-  UE->txFifo = &txFifo;
-  initNotifiedFIFO(&txFifo);
-
   int nbSlotProcessing=0;
   int thread_idx=0;
   NR_UE_MAC_INST_t *mac = get_mac_inst(0);
@@ -528,8 +517,10 @@ void *UE_thread(void *arg) {
   int absolute_slot=0, decoded_frame_rx=INT_MAX, trashed_frames=0;
 
   for (int i=0; i<NR_RX_NB_TH+1; i++) {// NR_RX_NB_TH working + 1 we are making to be pushed
-    pushNotifiedFIFO_nothreadSafe(&freeBlocks, newNotifiedFIFO_elt(sizeof(nr_rxtx_thread_data_t), RX_JOB_ID,&nf,processSlotRX));
-    pushNotifiedFIFO(&txFifo, newNotifiedFIFO_elt(sizeof(nr_rxtx_thread_data_t), TX_JOB_ID,&txFifo,processSlotTX));
+    notifiedFIFO_elt_t *newElt = newNotifiedFIFO_elt(sizeof(nr_rxtx_thread_data_t), RX_JOB_ID,&nf,processSlotRX);
+    nr_rxtx_thread_data_t *curMsg=(nr_rxtx_thread_data_t *)NotifiedFifoData(newElt);
+    initNotifiedFIFO(&curMsg->txFifo);
+    pushNotifiedFIFO_nothreadSafe(&freeBlocks, newElt);
   }
 
   while (!oai_exit) {

openair1/PHY/defs_nr_UE.h

@@ -1073,7 +1073,6 @@ typedef struct {
   SLIST_HEAD(ral_thresholds_gen_poll_s, ral_threshold_phy_t) ral_thresholds_gen_polled[RAL_LINK_PARAM_GEN_MAX];
   SLIST_HEAD(ral_thresholds_lte_poll_s, ral_threshold_phy_t) ral_thresholds_lte_polled[RAL_LINK_PARAM_LTE_MAX];
 #endif
-  notifiedFIFO_t *txFifo;
   
   int dl_stats[5];
 
@@ -1085,6 +1084,7 @@ typedef struct {
 typedef struct nr_rxtx_thread_data_s {
   UE_nr_rxtx_proc_t proc;
   PHY_VARS_NR_UE    *UE;
+  notifiedFIFO_t txFifo;
 }  nr_rxtx_thread_data_t;
 
 #include "SIMULATION/ETH_TRANSPORT/defs.h"

openair1/SCHED_NR_UE/defs.h

@@ -115,14 +115,17 @@ void phy_procedures_nrUE_TX(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t
   @param proc           Pointer to proc information
   @param gNB_id         Local id of eNB on which to act
   @param dlsch_parallel use multithreaded dlsch processing
+  @param txFifo         Result fifo if PDSCH is run in parallel
 */
 int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
                            UE_nr_rxtx_proc_t *proc,
                            uint8_t gNB_id,
-                           uint8_t dlsch_parallel);
+                           uint8_t dlsch_parallel,
+                           notifiedFIFO_t *txFifo);
 
 int phy_procedures_slot_parallelization_nrUE_RX(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t eNB_id, uint8_t abstraction_flag, uint8_t do_pdcch_flag, relaying_type_t r_type);
 
+void processSlotTX(void *arg);
 
 #ifdef UE_SLOT_PARALLELISATION
   void *UE_thread_slot1_dl_processing(void *arg);

openair1/SCHED_NR_UE/phy_procedures_nr_ue.c

@@ -1600,7 +1600,8 @@ int is_pbch_in_slot(fapi_nr_config_request_t *config, int frame, int slot, NR_DL
 int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
                            UE_nr_rxtx_proc_t *proc,
                            uint8_t gNB_id,
-                           uint8_t dlsch_parallel
+                           uint8_t dlsch_parallel,
+                           notifiedFIFO_t *txFifo
                            )
 {                                         
   int frame_rx = proc->frame_rx;
@@ -1759,13 +1760,11 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
 #endif //NR_PDCCH_SCHED
   
   // Start PUSCH processing here. It runs in parallel with PDSCH processing
-  notifiedFIFO_elt_t *res;
-  res = pullTpool(ue->txFifo,&(get_nrUE_params()->Tpool));
-  nr_rxtx_thread_data_t *curMsg=(nr_rxtx_thread_data_t *)NotifiedFifoData(res);
+  notifiedFIFO_elt_t *newElt = newNotifiedFIFO_elt(sizeof(nr_rxtx_thread_data_t), proc->nr_slot_tx,txFifo,processSlotTX);
+  nr_rxtx_thread_data_t *curMsg=(nr_rxtx_thread_data_t *)NotifiedFifoData(newElt);
   curMsg->proc = *proc;
   curMsg->UE = ue;
-  res->key = proc->nr_slot_tx;
-  pushTpool(&(get_nrUE_params()->Tpool), res);
+  pushTpool(&(get_nrUE_params()->Tpool), newElt);
 
 #if UE_TIMING_TRACE
   start_meas(&ue->generic_stat);

openair1/SIMULATION/NR_PHY/dlsim.c

@@ -1121,7 +1121,8 @@ int main(int argc, char **argv)
         phy_procedures_nrUE_RX(UE,
                                &UE_proc,
                                0,
-                               dlsch_threads);
+                               dlsch_threads,
+                               NULL);
         
         //printf("dlsim round %d ends\n",round);
         round++;