X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?p=o-du%2Fphy.git;a=blobdiff_plain;f=fapi_5g%2Fsource%2Fapi%2Ffapi2mac%2Fp7%2Fnr5g_fapi_proc_rx_data_ind.c;fp=fapi_5g%2Fsource%2Fapi%2Ffapi2mac%2Fp7%2Fnr5g_fapi_proc_rx_data_ind.c;h=666e81158c3941f8d7ef25352d998a589779513c;hp=0000000000000000000000000000000000000000;hb=9d66fca5c45c8b3e0d6eab6d51a90c8e9d2614dc;hpb=2fbf70096f64af622da983e88c5a64e90ad9bdbd diff --git a/fapi_5g/source/api/fapi2mac/p7/nr5g_fapi_proc_rx_data_ind.c b/fapi_5g/source/api/fapi2mac/p7/nr5g_fapi_proc_rx_data_ind.c new file mode 100644 index 0000000..666e811 --- /dev/null +++ b/fapi_5g/source/api/fapi2mac/p7/nr5g_fapi_proc_rx_data_ind.c @@ -0,0 +1,211 @@ +/****************************************************************************** +* +* Copyright (c) 2019 Intel. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +* +*******************************************************************************/ + +/** + * @file + * This file consist of implementation of FAPI CRC.indication message. + * + **/ + +#include "nr5g_fapi_framework.h" +#include "gnb_l1_l2_api.h" +#include "nr5g_fapi_fapi2mac_api.h" +#include "nr5g_fapi_fapi2mac_p7_proc.h" +#include "nr5g_fapi_fapi2mac_p7_pvt_proc.h" + + /** @ingroup group_source_api_p7_fapi2mac_proc + * + * @param[in] p_phy_ctx Pointer to PHY Context. + * @param[in] p_phy_rx_data_ind Pointer to FAPI RX_DATA.indication message structure. + * + * @return Returns ::SUCCESS and ::FAILURE. + * + * @description + * This message includes RX_DATA to be sent to L2. + * +**/ +uint8_t nr5g_fapi_rx_data_indication( + p_nr5g_fapi_phy_ctx_t p_phy_ctx, + PRXULSCHIndicationStruct p_phy_rx_ulsch_ind) +{ + uint8_t phy_id; + + fapi_rx_data_indication_t *p_fapi_rx_data_ind; + p_fapi_api_queue_elem_t p_list_elem; + p_nr5g_fapi_phy_instance_t p_phy_instance = NULL; + nr5g_fapi_stats_t *p_stats; + + if (NULL == p_phy_ctx) { + NR5G_FAPI_LOG(ERROR_LOG, ("[NR5G_FAPI][RX_DATA.indication] Invalid " + "Phy Context")); + return FAILURE; + } + + if (NULL == p_phy_rx_ulsch_ind) { + NR5G_FAPI_LOG(ERROR_LOG, ("[NR5G_FAPI][RX_DATA.indication] Invalid " + "RX_USLCH indication")); + return FAILURE; + } + + phy_id = p_phy_rx_ulsch_ind->sSFN_Slot.nCarrierIdx; + p_phy_instance = &p_phy_ctx->phy_instance[phy_id]; + if (p_phy_instance->phy_id != phy_id) { + NR5G_FAPI_LOG(ERROR_LOG, ("[NR5G_FAPI][RX_DATA.indication] Invalid " + "handle to phy instance")); + return FAILURE; + } + + p_stats = &p_phy_instance->stats; + p_stats->iapi_stats.iapi_rx_data_ind++; + p_list_elem = + nr5g_fapi_fapi2mac_create_api_list_elem(FAPI_RX_DATA_INDICATION, 1, + sizeof(fapi_rx_data_indication_t)); + if (!p_list_elem) { + NR5G_FAPI_LOG(ERROR_LOG, + ("[NR5G_FAPI][RX_DATA.indication] Unable to create " + "list element. Out of memory!!!")); + return FAILURE; + } + + p_fapi_rx_data_ind = (fapi_rx_data_indication_t *) (p_list_elem + 1); + p_fapi_rx_data_ind->header.msg_id = FAPI_RX_DATA_INDICATION; + p_fapi_rx_data_ind->header.length = + (uint16_t) sizeof(fapi_rx_data_indication_t); + + if (nr5g_fapi_rx_data_indication_to_fapi_translation(p_phy_instance, + p_phy_rx_ulsch_ind, p_fapi_rx_data_ind)) { + NR5G_FAPI_LOG(ERROR_LOG, ("[NR5G_FAPI][RX_DATA.indication] L1 to FAPI " + "translation failed")); + return FAILURE; + } + + nr5g_fapi_fapi2mac_add_api_to_list(phy_id, p_list_elem); + + p_stats->fapi_stats.fapi_rx_data_ind++; + NR5G_FAPI_LOG(DEBUG_LOG, ("[NR5G_FAPI][%d][%d,%d]", + p_phy_instance->phy_id, + p_phy_rx_ulsch_ind->sSFN_Slot.nSFN, + p_phy_rx_ulsch_ind->sSFN_Slot.nSlot)); + + return SUCCESS; +} + + /** @ingroup group_source_api_p7_fapi2mac_proc + * + * @param[in] ue_id Variable holding ue_id received in RX_DATA.Indication.. + * @param[in] p_ul_slot_info Pointer to ul slot info structure that stores the + * UL_TTI.request PDU info. + * + * @return Returns Pointer to pusch info, if handle of p_ul_slot_info matches ue_id. + NULL, if handle of p_ul_slot_info not matches ue_id + * + * @description + * This function retrieves the pusch info stored during corresponding UL_TTI.request processing. + * based on ue_id. + * +**/ +nr5g_fapi_pusch_info_t *nr5g_fapi_get_pusch_info( + uint16_t ue_id, + nr5g_fapi_ul_slot_info_t * p_ul_slot_info) +{ + uint8_t i, num_ulsch; + + nr5g_fapi_pusch_info_t *p_pusch_info; + + num_ulsch = p_ul_slot_info->num_ulsch; + for (i = 0; i < num_ulsch; i++) { + p_pusch_info = &p_ul_slot_info->pusch_info[i]; + if (p_pusch_info->handle == ue_id) { + return p_pusch_info; + } + } + return NULL; +} + + /** @ingroup group_source_api_p7_fapi2mac_proc + * + * @param[in] p_phy_instance Pointer to PHY instance. + * @param[in] p_phy_rx_ulsch_ind Pointer to IAPI RX_ULSCH.indication structure. + * @param[out] p_fapi_rx_data_ind Pointer to FAPI RX_DATA.indication structure. + * + * @return Returns ::SUCCESS and ::FAILURE. + * + * @description + * This function converts IAPI RX_DATA.indication to FAPI CRC.indication + * structure. + * +**/ +uint8_t nr5g_fapi_rx_data_indication_to_fapi_translation( + p_nr5g_fapi_phy_instance_t p_phy_instance, + PRXULSCHIndicationStruct p_phy_rx_ulsch_ind, + fapi_rx_data_indication_t * p_fapi_rx_data_ind) +{ + uint8_t num_ulsch, i; + uint8_t slot_no; + uint16_t frame_no; + + nr5g_fapi_pusch_info_t *p_pusch_info; + fapi_pdu_ind_info_t *p_fapi_pdu_ind_info; + nr5g_fapi_ul_slot_info_t *p_ul_slot_info; + nr5g_fapi_stats_t *p_stats; + ULSCHPDUDataStruct *p_rx_ulsch_pdu_data; + + p_stats = &p_phy_instance->stats; + + frame_no = p_fapi_rx_data_ind->sfn = p_phy_rx_ulsch_ind->sSFN_Slot.nSFN; + slot_no = p_fapi_rx_data_ind->slot = p_phy_rx_ulsch_ind->sSFN_Slot.nSlot; + + p_ul_slot_info = + nr5g_fapi_get_ul_slot_info(frame_no, slot_no, p_phy_instance); + + if (p_ul_slot_info == NULL) { + NR5G_FAPI_LOG(ERROR_LOG, + ("[NR5G_FAPI] [RX_DATA.indication] No Valid data available " + "for frame :%d and slot: %d", frame_no, slot_no)); + return FAILURE; + } + + num_ulsch = p_fapi_rx_data_ind->numPdus = p_phy_rx_ulsch_ind->nUlsch; + for (i = 0; i < num_ulsch; i++) { + p_stats->iapi_stats.iapi_rx_data_ind_pdus++; + p_fapi_pdu_ind_info = &p_fapi_rx_data_ind->pdus[i]; + p_rx_ulsch_pdu_data = &p_phy_rx_ulsch_ind->sULSCHPDUDataStruct[i]; + p_pusch_info = + nr5g_fapi_get_pusch_info(p_rx_ulsch_pdu_data->nUEId, + p_ul_slot_info); + if (p_pusch_info == NULL) { + NR5G_FAPI_LOG(ERROR_LOG, + ("[NR5G_FAPI] [RX_DATA.indication] No Valid data available " + "nUEId:%d, frame_no:%d, slot_no:%d", + p_rx_ulsch_pdu_data->nUEId, frame_no, slot_no)); + return FAILURE; + } + + p_fapi_pdu_ind_info->handle = p_pusch_info->handle; + p_fapi_pdu_ind_info->rnti = p_rx_ulsch_pdu_data->nRNTI; + p_fapi_pdu_ind_info->harqId = p_pusch_info->harq_process_id; + p_fapi_pdu_ind_info->ul_cqi = p_pusch_info->ul_cqi; + p_fapi_pdu_ind_info->timingAdvance = p_pusch_info->timing_advance; + p_fapi_pdu_ind_info->rssi = 880; + p_fapi_pdu_ind_info->pdu_length = p_rx_ulsch_pdu_data->nPduLen; + p_fapi_pdu_ind_info->pduData = (void *)p_rx_ulsch_pdu_data->pPayload; + + p_stats->fapi_stats.fapi_rx_data_ind_pdus++; + } + return SUCCESS; +}