From ee9210c69bd174669cc81680e17be1f1b5736a2f Mon Sep 17 00:00:00 2001 From: luis_pereira87 Date: Mon, 1 Mar 2021 11:22:39 +0000 Subject: [PATCH] Correction proposal for HARQ when ULSCH is not received --- openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c index b0b6ebbd5a..92fdadf757 100644 --- a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c +++ b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c @@ -329,8 +329,16 @@ void handle_nr_ul_harq(module_id_t mod_id, return; remove_front_nr_list(&sched_ctrl->feedback_ul_harq); - sched_ctrl->ul_harq_processes[harq_pid].round++; - add_tail_nr_list(&sched_ctrl->retrans_ul_harq, harq_pid); + sched_ctrl->ul_harq_processes[harq_pid].is_waiting = false; + if(sched_ctrl->ul_harq_processes[harq_pid].round == MAX_HARQ_ROUNDS) { + sched_ctrl->ul_harq_processes[harq_pid].ndi ^= 1; + sched_ctrl->ul_harq_processes[harq_pid].round = 0; + UE_info->mac_stats[UE_id].ulsch_errors++; + add_tail_nr_list(&sched_ctrl->available_ul_harq, harq_pid); + } else { + sched_ctrl->ul_harq_processes[harq_pid].round++; + add_tail_nr_list(&sched_ctrl->retrans_ul_harq, harq_pid); + } harq_pid = sched_ctrl->feedback_ul_harq.head; } remove_front_nr_list(&sched_ctrl->feedback_ul_harq);