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immediately reuse DL HARQ ID and don't wait for feedback if DL HARQ feedback is disabled

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This commit is contained in:
Thomas Schlichter
2024-07-19 10:43:52 +02:00
parent ae4cbcfb0c
commit bf2baf2ffe
1 changed files with 14 additions and 5 deletions
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
+14 -5
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@@ -999,12 +999,21 @@ void nr_schedule_ue_spec(module_id_t module_id,
NR_tda_info_t *tda_info = &sched_pdsch->tda_info;
NR_pdsch_dmrs_t *dmrs_parms = &sched_pdsch->dmrs_parms;
NR_UE_harq_t *harq = &sched_ctrl->harq_processes[current_harq_pid];
DevAssert(!harq->is_waiting);
add_tail_nr_list(&sched_ctrl->feedback_dl_harq, current_harq_pid);
NR_sched_pucch_t *pucch = &sched_ctrl->sched_pucch[sched_pdsch->pucch_allocation];
harq->feedback_frame = pucch->frame;
harq->feedback_slot = pucch->ul_slot;
harq->is_waiting = true;
DevAssert(!harq->is_waiting);
if (get_FeedbackDisabled(UE->sc_info.downlinkHARQ_FeedbackDisabled_r17, current_harq_pid)) {
add_tail_nr_list(&sched_ctrl->available_dl_harq, current_harq_pid);
harq->feedback_frame = -1;
harq->feedback_slot = -1;
harq->is_waiting = false;
harq->ndi ^= 1;
harq->round = 0;
} else {
add_tail_nr_list(&sched_ctrl->feedback_dl_harq, current_harq_pid);
harq->feedback_frame = pucch->frame;
harq->feedback_slot = pucch->ul_slot;
harq->is_waiting = true;
}
UE->mac_stats.dl.rounds[harq->round]++;
LOG_D(NR_MAC,
"%4d.%2d [DLSCH/PDSCH/PUCCH] RNTI %04x DCI L %d start %3d RBs %3d startSymbol %2d nb_symbol %2d dmrspos %x MCS %2d nrOfLayers %d TBS %4d HARQ PID %2d round %d RV %d NDI %d dl_data_to_ULACK %d (%d.%d) PUCCH allocation %d TPC %d\n",