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RLC data ind: single call for complete TB at UE

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This commit is contained in:
Robert Schmidt
2026-03-10 13:28:30 +01:00
parent 2e0493632d
commit c0a78e6c47
1 changed files with 19 additions and 5 deletions
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openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+19 -5
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@@ -3876,6 +3876,8 @@ static int nr_ue_validate_successrar(uint8_t *pduP,
return n;
}
#define MAX_NUM_DATA_IND 1024
///////////////////////////////////
// brief: nr_ue_process_mac_pdu
// function: parsing DL PDU header
@@ -3941,6 +3943,9 @@ static void nr_ue_process_mac_pdu(NR_UE_MAC_INST_t *mac, nr_downlink_indication_
pdu_len -= n;
}
nr_rlc_data_ind_t data_ind[MAX_NUM_DATA_IND] = {0};
int num_data_ind = 0;
while (!done && pdu_len > 0){
uint16_t mac_len = 0x0000;
uint16_t mac_subheader_len = 0x0001; // default to fixed-length subheader = 1-oct
@@ -3972,7 +3977,8 @@ static void nr_ue_process_mac_pdu(NR_UE_MAC_INST_t *mac, nr_downlink_indication_
if (mac_len > 0) {
LOG_DDUMP(NR_MAC, (void *)pduP, mac_subheader_len + mac_len, LOG_DUMP_CHAR, "DL_SCH_LCID_CCCH (e.g. RRCSetup) payload: ");
nr_rlc_data_ind_t ind = {.ch = rx_lcid, .buf = pduP + mac_subheader_len, .len = mac_len};
nr_mac_rlc_data_ind(mac->ue_id, mac->ue_id, false, &ind, 1);
data_ind[num_data_ind++] = ind;
DevAssert(num_data_ind < MAX_NUM_DATA_IND);
}
break;
case DL_SCH_LCID_TCI_STATE_ACT_UE_SPEC_PDSCH:
@@ -4084,8 +4090,11 @@ static void nr_ue_process_mac_pdu(NR_UE_MAC_INST_t *mac, nr_downlink_indication_
// MAC SDU
// From values 1 to 32 it equals to the identity of the logical channel
case 1 ... 32:
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return;
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len)) {
LOG_E(MAC, "get_mac_len(): invalid pdu_len %d (mac_len %d mac_subheader_len %d)\n", pdu_len, mac_len, mac_subheader_len);
done = 1;
break;
}
// discard the received subPDU if RB is suspended
if (is_lcid_suspended(mac, rx_lcid)) {
LOG_W(NR_MAC, "Received PDU for a suspended RB, corresponding to LCID %d. Dropping it.\n", rx_lcid);
@@ -4093,7 +4102,8 @@ static void nr_ue_process_mac_pdu(NR_UE_MAC_INST_t *mac, nr_downlink_indication_
}
LOG_D(NR_MAC, "%4d.%2d : DLSCH -> LCID %d %d bytes\n", frameP, slot, rx_lcid, mac_len);
nr_rlc_data_ind_t ind = {.ch = rx_lcid, .buf = pduP + mac_subheader_len, .len = mac_len};
nr_mac_rlc_data_ind(mac->ue_id, mac->ue_id, false, &ind, 1);
data_ind[num_data_ind++] = ind;
DevAssert(num_data_ind < MAX_NUM_DATA_IND);
break;
default:
LOG_W(MAC, "unknown lcid %02x\n", rx_lcid);
@@ -4101,9 +4111,13 @@ static void nr_ue_process_mac_pdu(NR_UE_MAC_INST_t *mac, nr_downlink_indication_
}
pduP += (mac_subheader_len + mac_len);
pdu_len -= (mac_subheader_len + mac_len);
if (pdu_len < 0)
if (pdu_len < 0) {
LOG_E(MAC, "[UE %d][%d.%d] nr_ue_process_mac_pdu, residual mac pdu length %d < 0!\n", mac->ue_id, frameP, slot, pdu_len);
done = 1;
}
}
nr_mac_rlc_data_ind(mac->ue_id, mac->ue_id, false, data_ind, num_data_ind);
}
/**