fapi_5g/source/api/fapi2phy/p7/nr5g_fapi_proc_ul_dci_req.c

   1 /******************************************************************************
   2 *
   3 *   Copyright (c) 2019 Intel.
   4 *
   5 *   Licensed under the Apache License, Version 2.0 (the "License");
   6 *   you may not use this file except in compliance with the License.
   7 *   You may obtain a copy of the License at
   8 *
   9 *       http://www.apache.org/licenses/LICENSE-2.0
  10 *
  11 *   Unless required by applicable law or agreed to in writing, software
  12 *   distributed under the License is distributed on an "AS IS" BASIS,
  13 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 *   See the License for the specific language governing permissions and
  15 *   limitations under the License.
  16 *
  17 *******************************************************************************/
  18
  19 /**
  20  * @file
  21  * This file consist of implementation of FAPI UL_DCI.request message.
  22  *
  23  **/
  24
  25 #include "nr5g_fapi_framework.h"
  26 #include "gnb_l1_l2_api.h"
  27 #include "nr5g_fapi_fapi2mac_api.h"
  28 #include "nr5g_fapi_fapi2phy_api.h"
  29 #include "nr5g_fapi_fapi2phy_p7_proc.h"
  30 #include "nr5g_fapi_fapi2phy_p7_pvt_proc.h"
  31 #include "nr5g_fapi_memory.h"
  32
  33  /** @ingroup group_source_api_p7_fapi2phy_proc
  34  *
  35  *  @param[in]  p_phy_instance Pointer to PHY instance.
  36  *  @param[in]  p_fapi_req Pointer to FAPI UL_DCI.request message structure.
  37  *
  38  *  @return     Returns ::SUCCESS and ::FAILURE.
  39  *
  40  *  @description
  41  *  This message includes DCI content used for the scheduling of PUSCH.
  42  *
  43 **/
  44 uint8_t nr5g_fapi_ul_dci_request(
  45     p_nr5g_fapi_phy_instance_t p_phy_instance,
  46     fapi_ul_dci_req_t * p_fapi_req,
  47     fapi_vendor_msg_t * p_fapi_vendor_msg)
  48 {
  49     PULDCIRequestStruct p_ia_ul_dci_req;
  50     PMAC2PHY_QUEUE_EL p_list_elem;
  51     nr5g_fapi_stats_t *p_stats;
  52     UNUSED(p_fapi_vendor_msg);
  53
  54     if (NULL == p_phy_instance) {
  55         NR5G_FAPI_LOG(ERROR_LOG, ("[UL_DCI.request] Invalid " "phy instance"));
  56         return FAILURE;
  57     }
  58     p_stats = &p_phy_instance->stats;
  59     p_stats->fapi_stats.fapi_ul_dci_req++;
  60
  61     if (NULL == p_fapi_req) {
  62         NR5G_FAPI_LOG(ERROR_LOG, ("[UL_DCI.request] Invalid fapi " "message"));
  63         return FAILURE;
  64     }
  65
  66     p_list_elem = nr5g_fapi_fapi2phy_create_api_list_elem((uint8_t)
  67         MSG_TYPE_PHY_UL_DCI_REQ, 1, (uint32_t) sizeof(ULDCIRequestStruct));
  68     if (!p_list_elem) {
  69         NR5G_FAPI_LOG(ERROR_LOG, ("[UL_DCI.request] Unable to create "
  70                 "list element. Out of memory!!!"));
  71         return FAILURE;
  72     }
  73
  74     p_ia_ul_dci_req = (PULDCIRequestStruct) (p_list_elem + 1);
  75     p_ia_ul_dci_req->sMsgHdr.nMessageType = MSG_TYPE_PHY_UL_DCI_REQ;
  76     p_ia_ul_dci_req->sMsgHdr.nMessageLen =
  77         (uint16_t) sizeof(ULDCIRequestStruct);
  78     p_ia_ul_dci_req->sSFN_Slot.nSFN = p_fapi_req->sfn;
  79     p_ia_ul_dci_req->sSFN_Slot.nSlot = p_fapi_req->slot;
  80     p_ia_ul_dci_req->sSFN_Slot.nCarrierIdx = p_phy_instance->phy_id;
  81
  82     if (FAILURE == nr5g_fapi_ul_dci_req_to_phy_translation(p_phy_instance,
  83             p_fapi_req, p_ia_ul_dci_req)) {
  84         nr5g_fapi_fapi2phy_destroy_api_list_elem(p_list_elem);
  85         NR5G_FAPI_LOG(DEBUG_LOG, ("[UL_DCI.request][%d][%d,%d] Not Sent",
  86                 p_phy_instance->phy_id, p_ia_ul_dci_req->sSFN_Slot.nSFN,
  87                 p_ia_ul_dci_req->sSFN_Slot.nSlot));
  88         return FAILURE;
  89     }
  90     nr5g_fapi_fapi2phy_add_to_api_list(p_list_elem);
  91
  92     p_stats->iapi_stats.iapi_ul_dci_req++;
  93     NR5G_FAPI_LOG(DEBUG_LOG, ("[UL_DCI.request][%d][%d,%d]",
  94             p_phy_instance->phy_id,
  95             p_ia_ul_dci_req->sSFN_Slot.nSFN, p_ia_ul_dci_req->sSFN_Slot.nSlot));
  96
  97     return SUCCESS;
  98 }
  99
 100  /** @ingroup group_source_api_p7_fapi2phy_proc
 101  *
 102  *  @param[in]   p_fapi_req Pointer to FAPI UL_DCI.request structure.
 103  *  @param[out]  p_ia_ul_dci_req Pointer to IAPI UL_DCI.request structure.
 104  *
 105  *  @return     Returns ::SUCCESS and ::FAILURE.
 106  *
 107  *  @description
 108  *  This function converts FAPI UL_DCI.request to IAPI UL_DCI.request
 109  *  structure.
 110  *
 111 **/
 112 uint8_t nr5g_fapi_ul_dci_req_to_phy_translation(
 113     p_nr5g_fapi_phy_instance_t p_phy_instance,
 114     fapi_ul_dci_req_t * p_fapi_req,
 115     PULDCIRequestStruct p_ia_ul_dci_req)
 116 {
 117     int idx;
 118     fapi_dci_pdu_t *p_fapi_dci_pdu;
 119     DCIPDUStruct *p_ia_dci_pdu;
 120     nr5g_fapi_stats_t *p_stats;
 121     uint8_t *p_ia_curr, *p_freq_dom_res = NULL;
 122
 123     p_stats = &p_phy_instance->stats;
 124
 125     p_ia_ul_dci_req->nDCI = p_fapi_req->numPdus;
 126
 127     p_ia_curr = (uint8_t *) p_ia_ul_dci_req->sULDCIPDU;
 128
 129     for (idx = 0; idx < p_ia_ul_dci_req->nDCI; idx++) {
 130         p_stats->fapi_stats.fapi_ul_dci_pdus++;
 131         p_fapi_dci_pdu = &p_fapi_req->pdus[idx];
 132         p_ia_dci_pdu = (DCIPDUStruct *) p_ia_curr;
 133         p_ia_dci_pdu->sPDUHdr.nPDUType = DL_PDU_TYPE_DCI;
 134         p_ia_dci_pdu->sPDUHdr.nPDUSize = RUP32B(sizeof(DCIPDUStruct));
 135         p_ia_dci_pdu->nRNTI = p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].rnti;
 136         p_ia_dci_pdu->nBWPSize = p_fapi_dci_pdu->pdcchPduConfig.bwpSize;
 137         p_ia_dci_pdu->nBWPStart = p_fapi_dci_pdu->pdcchPduConfig.bwpStart;
 138         p_ia_dci_pdu->nSubcSpacing =
 139             p_fapi_dci_pdu->pdcchPduConfig.subCarrierSpacing;
 140         p_ia_dci_pdu->nCpType = p_fapi_dci_pdu->pdcchPduConfig.cyclicPrefix;
 141         p_freq_dom_res = &p_fapi_dci_pdu->pdcchPduConfig.freqDomainResource[0];
 142         p_ia_dci_pdu->nFreqDomain[0] =
 143             ((uint32_t) (p_freq_dom_res[0])) |
 144             (((uint32_t) (p_freq_dom_res[1])) << 8) |
 145             (((uint32_t) (p_freq_dom_res[2])) << 16) |
 146             (((uint32_t) (p_freq_dom_res[3])) << 24);
 147         p_ia_dci_pdu->nFreqDomain[1] =
 148             ((uint32_t) (p_freq_dom_res[4])) |
 149             (((uint32_t) (p_freq_dom_res[5])) << 8);
 150         p_ia_dci_pdu->nStartSymbolIndex =
 151             p_fapi_dci_pdu->pdcchPduConfig.startSymbolIndex;
 152         p_ia_dci_pdu->nNrOfSymbols =
 153             p_fapi_dci_pdu->pdcchPduConfig.durationSymbols;
 154         p_ia_dci_pdu->nCCEToREGType =
 155             p_fapi_dci_pdu->pdcchPduConfig.cceRegMappingType;
 156         p_ia_dci_pdu->nREGBundleSize =
 157             p_fapi_dci_pdu->pdcchPduConfig.regBundleSize;
 158         p_ia_dci_pdu->nShift = p_fapi_dci_pdu->pdcchPduConfig.shiftIndex;
 159         p_ia_dci_pdu->nScid =
 160             p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].scramblingId;
 161         p_ia_dci_pdu->nCCEStartIndex =
 162             p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].cceIndex;
 163         p_ia_dci_pdu->nAggrLvl =
 164             p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].aggregationLevel;
 165         p_ia_dci_pdu->nInterleaveSize =
 166             p_fapi_dci_pdu->pdcchPduConfig.interleaverSize;
 167         p_ia_dci_pdu->nCoreSetType = p_fapi_dci_pdu->pdcchPduConfig.coreSetType;
 168         p_ia_dci_pdu->nRNTIScramb =
 169             p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].scramblingRnti;
 170         p_ia_dci_pdu->nTotalBits =
 171             p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].payloadSizeBits;
 172         p_ia_dci_pdu->nEpreRatioOfPDCCHToSSB =
 173             p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].powerControlOffsetSS;
 174         p_ia_dci_pdu->nEpreRatioOfDmrsToSSB =
 175             p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].beta_pdcch_1_0;
 176         p_ia_dci_pdu->nTotalBits =
 177             p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].payloadSizeBits;
 178         if (FAILURE == NR5G_FAPI_MEMCPY(p_ia_dci_pdu->nDciBits,
 179                 sizeof(uint8_t) * MAX_DCI_BIT_BYTE_LEN,
 180                 p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].payload,
 181                 sizeof(uint8_t) * MAX_DCI_BIT_BYTE_LEN)) {
 182             NR5G_FAPI_LOG(ERROR_LOG,
 183                 ("UL_DCI Pdu: RNTI: %d -- DCI Bits copy" " failed.",
 184                     p_fapi_dci_pdu->pdcchPduConfig.dlDci[0].rnti));
 185             return FAILURE;
 186         }
 187         p_ia_dci_pdu->nID = p_ia_dci_pdu->nScid;
 188         p_ia_dci_pdu->nNrofTxRU = 0x0;
 189         p_ia_dci_pdu->nBeamId = 0x0;
 190         p_ia_curr += RUP32B(sizeof(DCIPDUStruct));
 191     }
 192
 193     p_stats->iapi_stats.iapi_ul_dci_pdus++;
 194     return SUCCESS;
 195 }