Merge remote-tracking branch 'origin/k2-slot0-fix' into integration_2022_wk21

openair2/LAYER2/NR_MAC_gNB/config.c

@@ -551,9 +551,7 @@ int rrc_mac_config_req_gNB(module_id_t Mod_idP,
       AssertFatal(RC.nrmac[Mod_idP]->common_channels[0].frame_type == FDD,"Dynamic TDD not handled yet\n");
 
     for (int slot = 0; slot < n; ++slot) {
-      if (RC.nrmac[Mod_idP]->common_channels[0].frame_type == FDD ||
-          (slot != 0))
-        RC.nrmac[Mod_idP]->dlsch_slot_bitmap[slot / 64] |= (uint64_t)((slot % nr_slots_period) < nr_dl_slots) << (slot % 64);
+      RC.nrmac[Mod_idP]->dlsch_slot_bitmap[slot / 64] |= (uint64_t)((slot % nr_slots_period) < nr_dl_slots) << (slot % 64);
       RC.nrmac[Mod_idP]->ulsch_slot_bitmap[slot / 64] |= (uint64_t)((slot % nr_slots_period) >= nr_ulstart_slot) << (slot % 64);
 
       LOG_I(NR_MAC, "In %s: slot %d DL %d UL %d\n",

openair2/RRC/NR/nr_rrc_config.c

@@ -354,22 +354,7 @@ void nr_rrc_config_ul_tda(NR_ServingCellConfigCommon_t *scc, int min_fb_delay){
   //TODO change to accomodate for SRS
 
   frame_type_t frame_type = get_frame_type(*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing);
-  int temp_min_delay = 6; // k2 = 2 or 3 won'r work as well as higher values
-  if(frame_type==TDD && scc->tdd_UL_DL_ConfigurationCommon) {
-
-    switch (scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity) {
-      case NR_TDD_UL_DL_Pattern__dl_UL_TransmissionPeriodicity_ms2p5:  // 30kHz SCS
-      case NR_TDD_UL_DL_Pattern__dl_UL_TransmissionPeriodicity_ms2:    // 60kHz SCS
-      case NR_TDD_UL_DL_Pattern__dl_UL_TransmissionPeriodicity_ms1p25: // 60kHz SCS
-      case NR_TDD_UL_DL_Pattern__dl_UL_TransmissionPeriodicity_ms1:    // 120kHz SCS
-      case NR_TDD_UL_DL_Pattern__dl_UL_TransmissionPeriodicity_ms0p625:    // 120kHz SCS
-      case NR_TDD_UL_DL_Pattern__dl_UL_TransmissionPeriodicity_ms0p5:    // 120kHz SCS
-        temp_min_delay = 2; 
-        break;
-    }
-  }
-
-  int k2 = (min_fb_delay<temp_min_delay)?temp_min_delay:min_fb_delay;
+  const int k2 = min_fb_delay;
 
   uint8_t DELTA[4]= {2,3,4,6}; // Delta parameter for Msg3
   int mu = scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.subcarrierSpacing;