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fix in determining the num of cdm groups with no data for ULSCH

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This commit is contained in:
francescomani
2025-05-01 10:03:19 +02:00
committed by Robert Schmidt
parent acb982d0bd
commit b88efd74b8
2 changed files with 4 additions and 4 deletions
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
+2 -2
View File
@@ -278,7 +278,7 @@ static void schedule_nr_MsgA_pusch(NR_UplinkConfigCommon_t *uplinkConfigCommon,
pusch_pdu->nr_of_symbols = L;
pusch_pdu->pusch_data.new_data_indicator = 1;
pusch_pdu->nrOfLayers = 1;
pusch_pdu->num_dmrs_cdm_grps_no_data = 2; // no data in dmrs symbols as in 6.2.2 in 38.214
pusch_pdu->num_dmrs_cdm_grps_no_data = L <= 2 ? 1 : 2; // no data in dmrs symbols as in 6.2.2 in 38.214
pusch_pdu->ul_dmrs_symb_pos = get_l_prime(3, 0, pusch_dmrs_pos2, pusch_len1, 10, dmrs_TypeA_Position);
pusch_pdu->transform_precoding = *uplinkConfigCommon->initialUplinkBWP->ext1->msgA_ConfigCommon_r16->choice.setup->msgA_PUSCH_Config_r16->msgA_TransformPrecoder_r16;
pusch_pdu->rb_bitmap[0] = 0;
@@ -1132,7 +1132,7 @@ static void fill_msg3_pusch_pdu(nfapi_nr_pusch_pdu_t *pusch_pdu,
pusch_pdu->pusch_identity = *scc->physCellId; //If provided and the PUSCH is not a msg3 PUSCH, otherwise, L2 should set this to physical cell id.
pusch_pdu->scid = 0; //DMRS sequence initialization [TS38.211, sec 6.4.1.1.1]. Should match what is sent in DCI 0_1, otherwise set to 0.
pusch_pdu->dmrs_ports = 1; // 6.2.2 in 38.214 only port 0 to be used
pusch_pdu->num_dmrs_cdm_grps_no_data = 2; // no data in dmrs symbols as in 6.2.2 in 38.214
pusch_pdu->num_dmrs_cdm_grps_no_data = nr_of_symbols <= 2 ? 1 : 2; // no data in dmrs symbols as in 6.2.2 in 38.214
pusch_pdu->resource_alloc = 1; //type 1
memset(pusch_pdu->rb_bitmap, 0, sizeof(pusch_pdu->rb_bitmap));
pusch_pdu->rb_start = ra->msg3_first_rb;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
+2 -2
View File
@@ -292,7 +292,7 @@ NR_pdsch_dmrs_t get_dl_dmrs_params(const NR_ServingCellConfigCommon_t *scc,
int frontloaded_symb = 1; // default value
nr_dci_format_t dci_format = dl_bwp ? dl_bwp->dci_format : NR_DL_DCI_FORMAT_1_0;
if (dci_format == NR_DL_DCI_FORMAT_1_0) {
dmrs.numDmrsCdmGrpsNoData = tda_info->nrOfSymbols == 2 ? 1 : 2;
dmrs.numDmrsCdmGrpsNoData = tda_info->nrOfSymbols <= 2 ? 1 : 2;
dmrs.dmrs_ports_id = 0;
}
else {
@@ -696,7 +696,7 @@ NR_pusch_dmrs_t get_ul_dmrs_params(const NR_ServingCellConfigCommon_t *scc,
dmrs.num_dmrs_cdm_grps_no_data = 2;
} else {
if (ul_bwp->transform_precoding && Layers < 3)
dmrs.num_dmrs_cdm_grps_no_data = ul_bwp->dci_format == NR_UL_DCI_FORMAT_0_1 || tda_info->nrOfSymbols == 2 ? 1 : 2;
dmrs.num_dmrs_cdm_grps_no_data = ul_bwp->dci_format == NR_UL_DCI_FORMAT_0_1 || tda_info->nrOfSymbols <= 2 ? 1 : 2;
else
dmrs.num_dmrs_cdm_grps_no_data = 2;
}