Added comment to justify uci_size condition

Also, properly filling the CCE index and Agg level
in the stub function when we get the DCI from
nfapi

openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c

@@ -1827,6 +1827,7 @@ int find_pucch_resource_set(NR_UE_MAC_INST_t *mac, int uci_size) {
          mac->cg->spCellConfig->spCellConfigDedicated->uplinkConfig->initialUplinkBWP->pucch_Config->choice.setup &&
          mac->cg->spCellConfig->spCellConfigDedicated->uplinkConfig->initialUplinkBWP->pucch_Config->choice.setup->resourceSetToAddModList &&
          mac->cg->spCellConfig->spCellConfigDedicated->uplinkConfig->initialUplinkBWP->pucch_Config->choice.setup->resourceSetToAddModList->list.array[pucch_resource_set_id] != NULL)) {
+      // PUCCH with format0 can be up to 3 bits (2 ack/nacks + 1 sr is 3 max bits)
       if (uci_size <= 3) {
         pucch_resource_set_id = 0;
         return (pucch_resource_set_id);

openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c

@@ -303,6 +303,8 @@ static void fill_dl_info_with_pdcch(fapi_nr_dci_indication_t *dci, nfapi_nr_dl_d
     }
     dci->dci_list[idx].payloadSize = rx_dci->PayloadSizeBits;
     dci->dci_list[idx].rnti = rx_dci->RNTI;
+    dci->dci_list[idx].n_CCE = rx_dci->CceIndex;
+    dci->dci_list[idx].N_CCE = rx_dci->AggregationLevel;
     dci->number_of_dcis = idx + 1;
 }