From 19c667fa80786a6f6ba18836764bbafb60b1f8b3 Mon Sep 17 00:00:00 2001 From: francescomani Date: Thu, 14 Nov 2024 11:40:00 +0100 Subject: [PATCH] remove unused tci handling function --- .../LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c | 251 ------------------ 1 file changed, 251 deletions(-) diff --git a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c index f4c77a9442..796361f0bc 100644 --- a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c +++ b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c @@ -36,8 +36,6 @@ extern RAN_CONTEXT_t RC; - - static void nr_fill_nfapi_pucch(gNB_MAC_INST *nrmac, frame_t frame, sub_frame_t slot, @@ -97,13 +95,6 @@ static void nr_fill_nfapi_pucch(gNB_MAC_INST *nrmac, #define MIN_RSRP_VALUE -141 #define MAX_RSRP_VALUE -43 -#define MAX_NUM_SSB 128 -#define MAX_SSB_SCHED 8 -#define L1_RSRP_HYSTERIS 10 //considering 10 dBm as hysterisis for avoiding frequent SSB Beam Switching. !Fixme provide exact value if any -//#define L1_DIFF_RSRP_STEP_SIZE 2 - -static int ssb_index_sorted[MAX_NUM_SSB] = {0}; -static int ssb_rsrp_sorted[MAX_NUM_SSB] = {0}; //Measured RSRP Values Table 10.1.16.1-1 from 36.133 //Stored all the upper limits[Max RSRP Value of corresponding index] @@ -402,71 +393,6 @@ static void handle_dl_harq(NR_UE_info_t * UE, } } -static int checkTargetSSBInFirst64TCIStates_pdschConfig(int ssb_index_t, NR_UE_info_t *UE) -{ - const NR_PDSCH_Config_t *pdsch_Config = UE->current_DL_BWP.pdsch_Config; - int nb_tci_states = pdsch_Config ? pdsch_Config->tci_StatesToAddModList->list.count : 0; - NR_TCI_State_t *tci =NULL; - - for(int i=0; itci_StatesToAddModList->list.array[i]; - - if(tci != NULL) { - if(tci->qcl_Type1.referenceSignal.present == NR_QCL_Info__referenceSignal_PR_ssb) { - if(tci->qcl_Type1.referenceSignal.choice.ssb == ssb_index_t) - return tci->tci_StateId; // returned TCI state ID - } - // if type2 is configured - else if(tci->qcl_Type2 != NULL && tci->qcl_Type2->referenceSignal.present == NR_QCL_Info__referenceSignal_PR_ssb) { - if(tci->qcl_Type2->referenceSignal.choice.ssb == ssb_index_t) - return tci->tci_StateId; // returned TCI state ID - } else LOG_I(NR_MAC,"SSB index is not found in first 64 TCI states of TCI_statestoAddModList[%d]", i); - } - } - - // tci state not identified in first 64 TCI States of PDSCH Config - return -1; -} - -static int checkTargetSSBInTCIStates_pdcchConfig(int ssb_index_t, NR_UE_info_t *UE) -{ - NR_TCI_State_t *tci =NULL; - NR_TCI_StateId_t *tci_id = NULL; - NR_UE_sched_ctrl_t *sched_ctrl = &UE->UE_sched_ctrl; - NR_ControlResourceSet_t *coreset = sched_ctrl->coreset; - int flag = 0; - int tci_stateID = -1; - const NR_PDSCH_Config_t *pdsch_Config = UE->current_DL_BWP.pdsch_Config; - int nb_tci_states = pdsch_Config ? pdsch_Config->tci_StatesToAddModList->list.count : 0; - for(int i=0; itci_StatesToAddModList->list.array[i]; - - if(tci != NULL && tci->qcl_Type1.referenceSignal.present == NR_QCL_Info__referenceSignal_PR_ssb) { - if(tci->qcl_Type1.referenceSignal.choice.ssb == ssb_index_t) { - flag = 1; - tci_stateID = tci->tci_StateId; - break; - } else if(tci->qcl_Type2 != NULL && tci->qcl_Type2->referenceSignal.present == NR_QCL_Info__referenceSignal_PR_ssb) { - flag = 1; - tci_stateID = tci->tci_StateId; - break; - } - } - - if(flag != 0 && tci_stateID != -1 && coreset != NULL) { - for(i=0; i<64 && itci_StatesPDCCH_ToAddList->list.count; i++) { - tci_id = coreset->tci_StatesPDCCH_ToAddList->list.array[i]; - - if(tci_id != NULL && *tci_id == tci_stateID) - return tci_stateID; - } - } - } - - // Need to implement once configuration is received - return -1; -} - //returns the measured RSRP value (upper limit) static bool get_measured_rsrp(uint8_t index, int *rsrp) { @@ -489,181 +415,6 @@ static int get_diff_rsrp(uint8_t index, int strongest_rsrp) return MIN_RSRP_VALUE; } -//identifies the target SSB Beam index -//keeps the required date for PDCCH and PDSCH TCI state activation/deactivation CE consutruction globally -//handles triggering of PDCCH and PDSCH MAC CEs -static void tci_handling(NR_UE_info_t *UE, frame_t frame, slot_t slot) -{ - int cqi_idx = 0; - int curr_ssb_beam_index = 0; //ToDo: yet to know how to identify the serving ssb beam index - uint8_t target_ssb_beam_index = curr_ssb_beam_index; - uint8_t is_triggering_ssb_beam_switch =0; - int pdsch_bwp_id = 0; - int ssb_index[MAX_NUM_SSB] = {0}; - int ssb_rsrp[MAX_NUM_SSB] = {0}; - uint8_t idx = 0; - NR_UE_DL_BWP_t *dl_bwp = &UE->current_DL_BWP; - NR_UE_sched_ctrl_t *sched_ctrl = &UE->UE_sched_ctrl; - - uint8_t nb_of_csi_ssb_report = UE->csi_report_template[cqi_idx].nb_of_csi_ssb_report; - int better_rsrp_reported = -140-(-0); /*minimum_measured_RSRP_value - minimum_differntail_RSRP_value*///considering the minimum RSRP value as better RSRP initially - uint8_t i, j; - - //bwp indicator - int n_dl_bwp = UE->sc_info.n_dl_bwp; - const int bwp_id = dl_bwp->bwp_id; - if (n_dl_bwp < 4) - pdsch_bwp_id = bwp_id; - else - pdsch_bwp_id = bwp_id - 1; // as per table 7.3.1.1.2-1 in 38.212 - - /*Example: - CRI_SSBRI: 1 2 3 4| 5 6 7 8| 9 10 1 2| - nb_of_csi_ssb_report = 3 //3 sets as above - nr_ssbri_cri = 4 //each set has 4 elements - storing ssb indexes in ssb_index array as ssb_index[0] = 1 .. ssb_index[4] = 5 - ssb_rsrp[0] = strongest rsrp in first set, ssb_rsrp[4] = strongest rsrp in second set, .. - idx: resource set index - */ - - int nr_ssbri = sched_ctrl->CSI_report.ssb_rsrp_report.nr_reports; - //extracting the ssb indexes - for (int ssb_idx = 0; ssb_idx < nr_ssbri; ssb_idx++) { - ssb_index[idx * nb_of_csi_ssb_report + ssb_idx] = sched_ctrl->CSI_report.ssb_rsrp_report.resource_id[ssb_idx]; - } - - //if strongest measured RSRP is configured - int strongest_ssb_rsrp = sched_ctrl->CSI_report.ssb_rsrp_report.RSRP[0]; - ssb_rsrp[idx * nb_of_csi_ssb_report] = strongest_ssb_rsrp; - LOG_D(NR_MAC,"ssb_rsrp = %d\n", strongest_ssb_rsrp); - - //if current ssb rsrp is greater than better rsrp - if(ssb_rsrp[idx * nb_of_csi_ssb_report] > better_rsrp_reported) { - better_rsrp_reported = ssb_rsrp[idx * nb_of_csi_ssb_report]; - target_ssb_beam_index = idx * nb_of_csi_ssb_report; - } - - for(int diff_rsrp_idx = 1; diff_rsrp_idx < nr_ssbri; diff_rsrp_idx++) { - ssb_rsrp[idx * nb_of_csi_ssb_report + diff_rsrp_idx] = sched_ctrl->CSI_report.ssb_rsrp_report.RSRP[diff_rsrp_idx]; - - //if current reported rsrp is greater than better rsrp - if(ssb_rsrp[idx * nb_of_csi_ssb_report + diff_rsrp_idx] > better_rsrp_reported) { - better_rsrp_reported = ssb_rsrp[idx * nb_of_csi_ssb_report + diff_rsrp_idx]; - target_ssb_beam_index = idx * nb_of_csi_ssb_report + diff_rsrp_idx; - } - } - - if(ssb_index[target_ssb_beam_index] != ssb_index[curr_ssb_beam_index] && ssb_rsrp[target_ssb_beam_index] > ssb_rsrp[curr_ssb_beam_index]) { - if( ssb_rsrp[target_ssb_beam_index] - ssb_rsrp[curr_ssb_beam_index] > L1_RSRP_HYSTERIS) { - is_triggering_ssb_beam_switch = 1; - LOG_D(NR_MAC, "Triggering ssb beam switching using tci\n"); - } - } - - if(is_triggering_ssb_beam_switch) { - //filling pdcch tci state activativation mac ce structure fields - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.is_scheduled = 1; - //OAI currently focusing on Non CA usecase hence 0 is considered as serving - //cell id - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.servingCellId = 0; //0 for PCell as 38.331 v15.9.0 page 353 //serving cell id for which this MAC CE applies - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.coresetId = 0; //coreset id for which the TCI State id is being indicated - - /* 38.321 v15.8.0 page 66 - TCI State ID: This field indicates the TCI state identified by TCI-StateId as specified in TS 38.331 [5] applicable - to the Control Resource Set identified by CORESET ID field. - If the field of CORESET ID is set to 0, - this field indicates a TCI-StateId for a TCI state of the first 64 TCI-states configured by tci-States-ToAddModList and tciStates-ToReleaseList in the PDSCH-Config in the active BWP. - If the field of CORESET ID is set to the other value than 0, - this field indicates a TCI-StateId configured by tci-StatesPDCCH-ToAddList and tciStatesPDCCH-ToReleaseList in the controlResourceSet identified by the indicated CORESET ID. - The length of the field is 7 bits - */ - if(sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.coresetId == 0) { - int tci_state_id = checkTargetSSBInFirst64TCIStates_pdschConfig(ssb_index[target_ssb_beam_index], UE); - - if( tci_state_id != -1) - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.tciStateId = tci_state_id; - else { - //identify the best beam within first 64 TCI States of PDSCH - //Config TCI-states-to-addModList - int flag = 0; - - for(i =0; ssb_index_sorted[i]!=0; i++) { - tci_state_id = checkTargetSSBInFirst64TCIStates_pdschConfig(ssb_index_sorted[i],UE) ; - - if(tci_state_id != -1 && ssb_rsrp_sorted[i] > ssb_rsrp[curr_ssb_beam_index] && ssb_rsrp_sorted[i] - ssb_rsrp[curr_ssb_beam_index] > L1_RSRP_HYSTERIS) { - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.tciStateId = tci_state_id; - flag = 1; - break; - } - } - - if(flag == 0 || ssb_rsrp_sorted[i] < ssb_rsrp[curr_ssb_beam_index] || ssb_rsrp_sorted[i] - ssb_rsrp[curr_ssb_beam_index] < L1_RSRP_HYSTERIS) { - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.is_scheduled = 0; - } - } - } else { - int tci_state_id = checkTargetSSBInTCIStates_pdcchConfig(ssb_index[target_ssb_beam_index], UE); - - if (tci_state_id !=-1) - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.tciStateId = tci_state_id; - else { - //identify the best beam within CORESET/PDCCH - ////Config TCI-states-to-addModList - int flag = 0; - - for(i =0; ssb_index_sorted[i]!=0; i++) { - tci_state_id = checkTargetSSBInTCIStates_pdcchConfig(ssb_index_sorted[i], UE); - - if( tci_state_id != -1 && ssb_rsrp_sorted[i] > ssb_rsrp[curr_ssb_beam_index] && ssb_rsrp_sorted[i] - ssb_rsrp[curr_ssb_beam_index] > L1_RSRP_HYSTERIS) { - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.tciStateId = tci_state_id; - flag = 1; - break; - } - } - - if(flag == 0 || ssb_rsrp_sorted[i] < ssb_rsrp[curr_ssb_beam_index] || ssb_rsrp_sorted[i] - ssb_rsrp[curr_ssb_beam_index] < L1_RSRP_HYSTERIS) { - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.is_scheduled = 0; - } - } - } - - sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.tci_present_inDCI = sched_ctrl->coreset ? - sched_ctrl->coreset->tci_PresentInDCI : NULL; - - //filling pdsch tci state activation deactivation mac ce structure fields - if(sched_ctrl->UE_mac_ce_ctrl.pdcch_state_ind.tci_present_inDCI) { - sched_ctrl->UE_mac_ce_ctrl.pdsch_TCI_States_ActDeact.is_scheduled = 1; - /* - Serving Cell ID: This field indicates the identity of the Serving Cell for which the MAC CE applies - Considering only PCell exists. Serving cell index of PCell is always 0, hence configuring 0 - */ - sched_ctrl->UE_mac_ce_ctrl.pdsch_TCI_States_ActDeact.servingCellId = 0; - /* - BWP ID: This field indicates a DL BWP for which the MAC CE applies as the codepoint of the DCI bandwidth - part indicator field as specified in TS 38.212 - */ - sched_ctrl->UE_mac_ce_ctrl.pdsch_TCI_States_ActDeact.bwpId = pdsch_bwp_id; - - /* - * TODO ssb_rsrp_sort() API yet to code to find 8 best beams, rrc configuration - * is required - */ - for(i = 0; i<8; i++) { - sched_ctrl->UE_mac_ce_ctrl.pdsch_TCI_States_ActDeact.tciStateActDeact[i] = i; - } - - sched_ctrl->UE_mac_ce_ctrl.pdsch_TCI_States_ActDeact.highestTciStateActivated = 8; - - for(i = 0, j =0; iUE_mac_ce_ctrl.pdsch_TCI_States_ActDeact.tciStateActDeact[i]) { - sched_ctrl->UE_mac_ce_ctrl.pdsch_TCI_States_ActDeact.codepoint[j] = i; - j++; - } - } - }//tci_presentInDCI - }//is-triggering_beam_switch -} // tci handling - static uint8_t pickandreverse_bits(uint8_t *payload, uint16_t bitlen, uint8_t start_bit) { uint8_t rev_bits = 0; @@ -1116,8 +867,6 @@ void handle_nr_uci_pucch_2_3_4(module_id_t mod_id, if (uci_234->csi_part1.csi_part1_crc != 1) { // API to parse the csi report and store it into sched_ctrl extract_pucch_csi_report(csi_MeasConfig, uci_234, frame, slot, UE, nrmac->common_channels->ServingCellConfigCommon); - // TCI handling function - tci_handling(UE, frame, slot); } free(uci_234->csi_part1.csi_part1_payload); }