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NR RRC - Optimize the next_available_drb function

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Angelo Athanassopoulos
2022-09-28 11:16:58 +02:00
parent 7adc4d5fd4
commit a544ea1d4b
1 changed files with 5 additions and 10 deletions
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openair2/RRC/NR/rrc_gNB_drbs.c
+5 -10
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@@ -112,20 +112,15 @@ NR_DRB_ToAddMod_t *generateDRB(gNB_RRC_UE_t *ue,
uint8_t next_available_drb(gNB_RRC_UE_t *ue, uint8_t pdusession_id, bool is_gbr) {
uint8_t drb_id;
if(is_gbr) { /* GBR Flow */
for (drb_id = 0; drb_id < NGAP_MAX_DRBS_PER_UE; drb_id++)
if(ue->DRB_active[drb_id] == DRB_INACTIVE)
return drb_id+1;
} else { /* Non-GBR Flow */
/* Find if Non-GBR DRB exists in the same PDU Session */
if(!is_gbr) { /* Find if Non-GBR DRB exists in the same PDU Session */
for (drb_id = 0; drb_id < NGAP_MAX_DRBS_PER_UE; drb_id++)
if(ue->pduSession[pdusession_id].param.used_drbs[drb_id] == DRB_ACTIVE_NONGBR)
return drb_id+1;
/* If a Non-GBR DRB does not exist in the same PDU Session, find an available DRB */
for (drb_id = 0; drb_id < NGAP_MAX_DRBS_PER_UE; drb_id++)
if(ue->DRB_active[drb_id] == DRB_INACTIVE)
return drb_id+1;
}
/* GBR Flow or a Non-GBR DRB does not exist in the same PDU Session, find an available DRB */
for (drb_id = 0; drb_id < NGAP_MAX_DRBS_PER_UE; drb_id++)
if(ue->DRB_active[drb_id] == DRB_INACTIVE)
return drb_id+1;
/* From this point, we need to handle the case that all DRBs are already used by the UE. */
LOG_E(RRC, "Error - All the DRBs are used - Handle this\n");
return DRB_INACTIVE;