1 /******************************************************************************
3 * Copyright (c) 2021 Intel.
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
9 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 *******************************************************************************/
21 * This file consist of implementation of FAPI TX_Data.request message.
25 #include "nr5g_fapi_framework.h"
26 #include "nr5g_fapi_fapi2mac_api.h"
27 #include "nr5g_fapi_fapi2phy_api.h"
28 #include "nr5g_fapi_fapi2phy_p7_proc.h"
29 #include "nr5g_fapi_fapi2phy_p7_pvt_proc.h"
30 #include "nr5g_fapi_memory.h"
32 /** @ingroup group_source_api_p7_fapi2phy_proc
34 * @param[in] p_phy_instance Pointer to PHY instance.
35 * @param[in] p_fapi_req Pointer to FAPI TX_Data.request message structure.
37 * @return Returns ::SUCCESS and ::FAILURE.
40 * This message contains the MAC PDU data for transmission over the air
41 * interface. The PDUs described in this message must follow the same order
45 uint8_t nr5g_fapi_tx_data_request(
47 p_nr5g_fapi_phy_instance_t p_phy_instance,
48 fapi_tx_data_req_t * p_fapi_req,
49 fapi_vendor_msg_t * p_fapi_vendor_msg)
51 PTXRequestStruct p_ia_tx_req;
52 PMAC2PHY_QUEUE_EL p_list_elem;
53 nr5g_fapi_stats_t *p_stats;
55 if (NULL == p_phy_instance) {
56 NR5G_FAPI_LOG(ERROR_LOG, ("[TX_Data.request] Invalid " "phy instance"));
60 if (NULL == p_fapi_req) {
61 NR5G_FAPI_LOG(ERROR_LOG, ("[TX_Data.request] Invalid fapi " "message"));
65 p_stats = &p_phy_instance->stats;
66 p_stats->fapi_stats.fapi_tx_data_req++;
67 p_list_elem = nr5g_fapi_fapi2phy_create_api_list_elem((uint8_t)
68 MSG_TYPE_PHY_TX_REQ, 1, (uint32_t) sizeof(TXRequestStruct));
70 NR5G_FAPI_LOG(ERROR_LOG, ("[TX_Data.request] Unable to create "
71 "list element. Out of memory!!!"));
75 p_ia_tx_req = (PTXRequestStruct) (p_list_elem + 1);
76 nr5g_fapi_tx_data_req_to_phy_translation(p_phy_instance, p_fapi_req, p_fapi_vendor_msg, p_ia_tx_req);
77 nr5g_fapi_fapi2phy_add_to_api_list(is_urllc, p_list_elem);
79 p_stats->iapi_stats.iapi_tx_req++;
80 NR5G_FAPI_LOG(DEBUG_LOG, ("[TX_Data.request][%u][%u,%u,%u] is_urllc %u",
81 p_phy_instance->phy_id,
82 p_ia_tx_req->sSFN_Slot.nSFN, p_ia_tx_req->sSFN_Slot.nSlot,
83 p_ia_tx_req->sSFN_Slot.nSym, is_urllc));
88 /** @ingroup group_source_api_p7_fapi2phy_proc
90 * @param[in] p_fapi_req Pointer to FAPI TX_Data.request structure.
91 * @param[in] p_ia_tx_req Pointer to IAPI TX_Data.request structure.
93 * @return Returns ::SUCCESS and ::FAILURE.
96 * This function converts FAPI TX_Data.request to IAPI TX.request
100 uint8_t nr5g_fapi_tx_data_req_to_phy_translation(
101 p_nr5g_fapi_phy_instance_t p_phy_instance,
102 fapi_tx_data_req_t * p_fapi_req,
103 fapi_vendor_msg_t * p_fapi_vendor_msg,
104 PTXRequestStruct p_phy_req)
106 #define GATHER_SIZE 3
107 #define GATHER_PDU_IDX 0
110 int gather[FAPI_MAX_NUMBER_DL_PDUS_PER_TTI][GATHER_SIZE];
111 int gathered_count = 0;
114 uint16_t idx, count, found;
115 fapi_tx_pdu_desc_t *p_fapi_pdu = NULL;
116 PDLPDUDataStruct p_phy_pdu = NULL;
118 NR5G_FAPI_MEMSET(gather,
119 (sizeof(int) * FAPI_MAX_NUMBER_DL_PDUS_PER_TTI * 3), -1,
120 (sizeof(int) * FAPI_MAX_NUMBER_DL_PDUS_PER_TTI * 3));
121 NR5G_FAPI_MEMSET(p_phy_req, sizeof(TXRequestStruct), 0,
122 sizeof(TXRequestStruct));
123 p_phy_req->sMsgHdr.nMessageType = MSG_TYPE_PHY_TX_REQ;
124 p_phy_req->sMsgHdr.nMessageLen = (uint16_t) sizeof(TXRequestStruct);
125 p_phy_req->sSFN_Slot.nCarrierIdx = p_phy_instance->phy_id;
126 p_phy_req->sSFN_Slot.nSFN = p_fapi_req->sfn;
127 p_phy_req->sSFN_Slot.nSlot = p_fapi_req->slot;
129 if (NULL != p_fapi_vendor_msg) {
130 nr5g_fapi_tx_data_req_to_phy_translation_vendor_ext(p_fapi_vendor_msg,
134 p_phy_req->nPDU = p_fapi_req->num_pdus;
135 p_phy_pdu = (PDLPDUDataStruct) (p_phy_req + 1);
137 for (idx = 0; idx < p_fapi_req->num_pdus; idx++) {
139 p_fapi_pdu = &p_fapi_req->pdu_desc[idx];
140 for (count = 0; count < gathered_count; count++) {
141 if (gather[count][GATHER_PDU_IDX] == p_fapi_pdu->pdu_index) {
148 gather[count][GATHER_CW2] = idx;
150 if (gathered_count < FAPI_MAX_NUMBER_DL_PDUS_PER_TTI) {
151 gather[gathered_count][GATHER_PDU_IDX] = p_fapi_pdu->pdu_index;
152 gather[gathered_count][GATHER_CW1] = idx;
155 NR5G_FAPI_LOG(ERROR_LOG,
156 ("exceeded Max DL Pdus supported per tti: %d [%d] ",
157 gathered_count, FAPI_MAX_NUMBER_DL_PDUS_PER_TTI));
162 for (count = 0; count < gathered_count; count++) {
163 p_phy_pdu->nPduLen1 = 0;
164 p_phy_pdu->nPduLen2 = 0;
165 p_phy_pdu->pPayload1 = NULL;
166 p_phy_pdu->pPayload2 = NULL;
167 if (gather[count][GATHER_CW1] >= 0) {
168 p_fapi_pdu = &p_fapi_req->pdu_desc[gather[count][GATHER_CW1]];
169 p_phy_pdu->nPduIdx = p_fapi_pdu->pdu_index;
170 tag = (uint8_t *) & p_fapi_pdu->tlvs[0].tl.tag;
171 if (*tag == FAPI_TX_DATA_PTR_TO_PAYLOAD_64) {
175 tag) << 16) | (uint32_t) p_fapi_pdu->tlvs[0].tl.length;
176 p_phy_pdu->nPduLen1 = length;
177 p_phy_pdu->pPayload1 = p_fapi_pdu->tlvs[0].value;
179 NR5G_FAPI_LOG(ERROR_LOG,
180 ("Only 64 bit Ptr to Payload in TX_DATA.req is supported"));
183 if (gather[count][GATHER_CW2] >= 0) {
184 p_fapi_pdu = &p_fapi_req->pdu_desc[gather[count][GATHER_CW2]];
185 tag = (uint8_t *) & p_fapi_pdu->tlvs[0].tl.tag;
186 if (*tag == FAPI_TX_DATA_PTR_TO_PAYLOAD_64) {
190 tag) << 16) | (uint32_t) p_fapi_pdu->tlvs[0].tl.length;
191 p_phy_pdu->nPduLen2 = length;
192 p_phy_pdu->pPayload2 = p_fapi_pdu->tlvs[0].value;
194 NR5G_FAPI_LOG(ERROR_LOG,
195 ("Only 64 bit Ptr to Payload in TX_DATA.req is supported"));
203 /** @ingroup group_source_api_p7_fapi2phy_proc
205 * @param[in] p_fapi_vendor_msg Pointer to FAPI TX_Data.request structure.
206 * @param[in] p_ia_tx_req Pointer to IAPI TX_Data.request structure.
211 * This function fills fields for TX.Data structure that come from
212 * a vendor extension.
215 void nr5g_fapi_tx_data_req_to_phy_translation_vendor_ext(
216 fapi_vendor_msg_t * p_fapi_vendor_msg,
217 PTXRequestStruct p_phy_req)
219 p_phy_req->sSFN_Slot.nSym = p_fapi_vendor_msg->p7_req_vendor.tx_data_req.sym;