1 /******************************************************************************
3 * Copyright (c) 2019 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 "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"
33 /** @ingroup group_source_api_p7_fapi2phy_proc
35 * @param[in] p_phy_instance Pointer to PHY instance.
36 * @param[in] p_fapi_req Pointer to FAPI TX_Data.request message structure.
38 * @return Returns ::SUCCESS and ::FAILURE.
41 * This message contains the MAC PDU data for transmission over the air
42 * interface. The PDUs described in this message must follow the same order
46 uint8_t nr5g_fapi_tx_data_request(
48 p_nr5g_fapi_phy_instance_t p_phy_instance,
49 fapi_tx_data_req_t * p_fapi_req,
50 fapi_vendor_msg_t * p_fapi_vendor_msg)
52 PTXRequestStruct p_ia_tx_req;
53 PMAC2PHY_QUEUE_EL p_list_elem;
54 nr5g_fapi_stats_t *p_stats;
56 if (NULL == p_phy_instance) {
57 NR5G_FAPI_LOG(ERROR_LOG, ("[TX_Data.request] Invalid " "phy instance"));
61 if (NULL == p_fapi_req) {
62 NR5G_FAPI_LOG(ERROR_LOG, ("[TX_Data.request] Invalid fapi " "message"));
66 p_stats = &p_phy_instance->stats;
67 p_stats->fapi_stats.fapi_tx_data_req++;
68 p_list_elem = nr5g_fapi_fapi2phy_create_api_list_elem((uint8_t)
69 MSG_TYPE_PHY_TX_REQ, 1, (uint32_t) sizeof(TXRequestStruct));
71 NR5G_FAPI_LOG(ERROR_LOG, ("[TX_Data.request] Unable to create "
72 "list element. Out of memory!!!"));
76 p_ia_tx_req = (PTXRequestStruct) (p_list_elem + 1);
77 nr5g_fapi_tx_data_req_to_phy_translation(p_phy_instance, p_fapi_req, p_fapi_vendor_msg, p_ia_tx_req);
78 nr5g_fapi_fapi2phy_add_to_api_list(is_urllc, p_list_elem);
80 p_stats->iapi_stats.iapi_tx_req++;
81 NR5G_FAPI_LOG(DEBUG_LOG, ("[TX_Data.request][%u][%u,%u,%u] is_urllc %u",
82 p_phy_instance->phy_id,
83 p_ia_tx_req->sSFN_Slot.nSFN, p_ia_tx_req->sSFN_Slot.nSlot,
84 p_ia_tx_req->sSFN_Slot.nSym, is_urllc));
89 /** @ingroup group_source_api_p7_fapi2phy_proc
91 * @param[in] p_fapi_req Pointer to FAPI TX_Data.request structure.
92 * @param[in] p_ia_tx_req Pointer to IAPI TX_Data.request structure.
94 * @return Returns ::SUCCESS and ::FAILURE.
97 * This function converts FAPI TX_Data.request to IAPI TX.request
101 uint8_t nr5g_fapi_tx_data_req_to_phy_translation(
102 p_nr5g_fapi_phy_instance_t p_phy_instance,
103 fapi_tx_data_req_t * p_fapi_req,
104 fapi_vendor_msg_t * p_fapi_vendor_msg,
105 PTXRequestStruct p_phy_req)
107 #define GATHER_SIZE 3
108 #define GATHER_PDU_IDX 0
111 int gather[FAPI_MAX_NUMBER_DL_PDUS_PER_TTI][GATHER_SIZE];
112 int gathered_count = 0;
115 uint16_t idx, count, found;
116 fapi_tx_pdu_desc_t *p_fapi_pdu = NULL;
117 PDLPDUDataStruct p_phy_pdu = NULL;
119 NR5G_FAPI_MEMSET(gather,
120 (sizeof(int) * FAPI_MAX_NUMBER_DL_PDUS_PER_TTI * 3), -1,
121 (sizeof(int) * FAPI_MAX_NUMBER_DL_PDUS_PER_TTI * 3));
122 NR5G_FAPI_MEMSET(p_phy_req, sizeof(TXRequestStruct), 0,
123 sizeof(TXRequestStruct));
124 p_phy_req->sMsgHdr.nMessageType = MSG_TYPE_PHY_TX_REQ;
125 p_phy_req->sMsgHdr.nMessageLen = (uint16_t) sizeof(TXRequestStruct);
126 p_phy_req->sSFN_Slot.nCarrierIdx = p_phy_instance->phy_id;
127 p_phy_req->sSFN_Slot.nSFN = p_fapi_req->sfn;
128 p_phy_req->sSFN_Slot.nSlot = p_fapi_req->slot;
130 if (NULL != p_fapi_vendor_msg) {
131 nr5g_fapi_tx_data_req_to_phy_translation_vendor_ext(p_fapi_vendor_msg,
135 p_phy_req->nPDU = p_fapi_req->num_pdus;
136 p_phy_pdu = (PDLPDUDataStruct) (p_phy_req + 1);
138 for (idx = 0; idx < p_fapi_req->num_pdus; idx++) {
140 p_fapi_pdu = &p_fapi_req->pdu_desc[idx];
141 for (count = 0; count < gathered_count; count++) {
142 if (gather[count][GATHER_PDU_IDX] == p_fapi_pdu->pdu_index) {
149 gather[count][GATHER_CW2] = idx;
151 if (gathered_count < FAPI_MAX_NUMBER_DL_PDUS_PER_TTI) {
152 gather[gathered_count][GATHER_PDU_IDX] = p_fapi_pdu->pdu_index;
153 gather[gathered_count][GATHER_CW1] = idx;
156 NR5G_FAPI_LOG(ERROR_LOG,
157 ("exceeded Max DL Pdus supported per tti: %d [%d] ",
158 gathered_count, FAPI_MAX_NUMBER_DL_PDUS_PER_TTI));
163 for (count = 0; count < gathered_count; count++) {
164 p_phy_pdu->nPduLen1 = 0;
165 p_phy_pdu->nPduLen2 = 0;
166 p_phy_pdu->pPayload1 = NULL;
167 p_phy_pdu->pPayload2 = NULL;
168 if (gather[count][GATHER_CW1] >= 0) {
169 p_fapi_pdu = &p_fapi_req->pdu_desc[gather[count][GATHER_CW1]];
170 p_phy_pdu->nPduIdx = p_fapi_pdu->pdu_index;
171 tag = (uint8_t *) & p_fapi_pdu->tlvs[0].tl.tag;
172 if (*tag == FAPI_TX_DATA_PTR_TO_PAYLOAD_64) {
176 tag) << 16) | (uint32_t) p_fapi_pdu->tlvs[0].tl.length;
177 p_phy_pdu->nPduLen1 = length;
178 p_phy_pdu->pPayload1 = p_fapi_pdu->tlvs[0].value;
180 NR5G_FAPI_LOG(ERROR_LOG,
181 ("Only 64 bit Ptr to Payload in TX_DATA.req is supported"));
184 if (gather[count][GATHER_CW2] >= 0) {
185 p_fapi_pdu = &p_fapi_req->pdu_desc[gather[count][GATHER_CW2]];
186 tag = (uint8_t *) & p_fapi_pdu->tlvs[0].tl.tag;
187 if (*tag == FAPI_TX_DATA_PTR_TO_PAYLOAD_64) {
191 tag) << 16) | (uint32_t) p_fapi_pdu->tlvs[0].tl.length;
192 p_phy_pdu->nPduLen2 = length;
193 p_phy_pdu->pPayload2 = p_fapi_pdu->tlvs[0].value;
195 NR5G_FAPI_LOG(ERROR_LOG,
196 ("Only 64 bit Ptr to Payload in TX_DATA.req is supported"));
204 /** @ingroup group_source_api_p7_fapi2phy_proc
206 * @param[in] p_fapi_vendor_msg Pointer to FAPI TX_Data.request structure.
207 * @param[in] p_ia_tx_req Pointer to IAPI TX_Data.request structure.
212 * This function fills fields for TX.Data structure that come from
213 * a vendor extension.
216 void nr5g_fapi_tx_data_req_to_phy_translation_vendor_ext(
217 fapi_vendor_msg_t * p_fapi_vendor_msg,
218 PTXRequestStruct p_phy_req)
220 p_phy_req->sSFN_Slot.nSym = p_fapi_vendor_msg->p7_req_vendor.tx_data_req.sym;