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Fix: CFRA: UE can always use dedicated search space

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In all cases (CFRA in SA for HO, or CFRA in NSA/do-ra for access), the
UE has the full configuration already. We can therefore directly switch
to a dedicated search space, as it is already known to the UE.
This commit is contained in:
Robert Schmidt
2025-12-03 17:22:06 +01:00
parent f5b885e803
commit f46ddb6aa8
1 changed files with 3 additions and 4 deletions
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+3 -4
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@@ -773,10 +773,9 @@ static void nr_rx_ra_sdu(const module_id_t mod_id,
nr_mac_reset_ul_failure(sched_ctrl);
reset_dl_harq_list(sched_ctrl);
reset_ul_harq_list(sched_ctrl);
// we configure the UE using common search space with DCIX0 while waiting for a reconfiguration in SA
// in NSA (or do-ra) there is no reconfiguration in NR
int ss_type = IS_SA_MODE(get_softmodem_params()) ? NR_SearchSpace__searchSpaceType_PR_common
: NR_SearchSpace__searchSpaceType_PR_ue_Specific;
// we configure the UE using dedicated search space: In SA (CFRA used for
// handover) and NSA (or do-ra), the UE has the full config already.
int ss_type = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
configure_UE_BWP(mac, scc, UE, false, ss_type, -1, -1);
// initialize ta_frame in case there is no Msg3 received
UE->UE_sched_ctrl.ta_frame = (frame + 100) % MAX_FRAME_NUMBER;