Harmonize UL PDCCH PDU type for further refactoring

Both (DL) PDCCH and UL PDCCH PDU types are fundamentally of the same
type, so correct the array's type to facilitate refactoring later (a
later commit will reuse a single "generate DCI" function for both
cases).

openair1/PHY/NR_TRANSPORT/nr_dci.c

@@ -244,7 +244,7 @@ void nr_generate_dci_top(processingData_L1tx_t *msgTx, int slot, int txdataF_off
   NR_DL_FRAME_PARMS *frame_parms = &gNB->frame_parms;
   start_meas(&gNB->dci_generation_stats);
   for (int i = 0; i < msgTx->num_ul_pdcch; i++)
-    nr_generate_dci(msgTx->gNB, &msgTx->ul_pdcch_pdu[i].pdcch_pdu.pdcch_pdu_rel15, txdataF_offset, frame_parms, slot);
+    nr_generate_dci(msgTx->gNB, &msgTx->ul_pdcch_pdu[i].pdcch_pdu_rel15, txdataF_offset, frame_parms, slot);
   for (int i = 0; i < msgTx->num_dl_pdcch; i++)
     nr_generate_dci(msgTx->gNB, &msgTx->pdcch_pdu[i].pdcch_pdu_rel15, txdataF_offset, frame_parms, slot);
   stop_meas(&gNB->dci_generation_stats);

openair1/PHY/defs_gNB.h

@@ -600,7 +600,8 @@ typedef struct processingData_L1tx {
   openair0_timestamp timestamp_tx;
   PHY_VARS_gNB *gNB;
   nfapi_nr_dl_tti_pdcch_pdu pdcch_pdu[NFAPI_NR_MAX_NB_CORESETS];
-  nfapi_nr_ul_dci_request_pdus_t ul_pdcch_pdu[NFAPI_NR_MAX_NB_CORESETS];
+  /// corresponds to UL_dci_req->ul_dci_pdu_list
+  nfapi_nr_dl_tti_pdcch_pdu ul_pdcch_pdu[NFAPI_NR_MAX_NB_CORESETS];
   NR_gNB_CSIRS_t csirs_pdu[NR_SYMBOLS_PER_SLOT];
   NR_gNB_DLSCH_t **dlsch;
   NR_gNB_SSB_t ssb[64];

openair1/SCHED_NR/fapi_nr_l1.c

@@ -174,7 +174,7 @@ void nr_schedule_ul_dci_req(PHY_VARS_gNB *gNB, nfapi_nr_ul_dci_request_t *UL_dci
 
   msgTx->num_ul_pdcch = UL_dci_req->numPdus;
   for (int i = 0; i < UL_dci_req->numPdus; i++)
-    msgTx->ul_pdcch_pdu[i] = UL_dci_req->ul_dci_pdu_list[i];
+    msgTx->ul_pdcch_pdu[i] = UL_dci_req->ul_dci_pdu_list[i].pdcch_pdu;
 }
 
 void nr_schedule_response(NR_Sched_Rsp_t *Sched_INFO)