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Make max num of HARQ tx configurable per UL/DL

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Contributors
  francescomani <email@francescomani.it>
  Robert Schmidt <robert.schmidt@openairinterface.org>
This commit is contained in:
francescomani
2022-08-01 16:53:43 +02:00
committed by Robert Schmidt
parent 4ad4edb871
commit 840cf403db
8 changed files with 76 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair1/SIMULATION/NR_PHY/dlsim.c
+2
View File
@@ -761,6 +761,8 @@ int main(int argc, char **argv)
gNB_RRC_INST rrc;
memset((void*)&rrc,0,sizeof(rrc));
gNB_mac->dl_bler.harq_round_max = num_rounds;
/*
// read in SCGroupConfig
AssertFatal(scg_fd != NULL,"no reconfig.raw file\n");
openair2/GNB_APP/MACRLC_nr_paramdef.h
+46 -7
View File
@@ -67,7 +67,8 @@
#define CONFIG_STRING_MACRLC_UL_BLER_TARGET_UPPER "ul_bler_target_upper"
#define CONFIG_STRING_MACRLC_UL_BLER_TARGET_LOWER "ul_bler_target_lower"
#define CONFIG_STRING_MACRLC_UL_MAX_MCS "ul_max_mcs"
#define CONFIG_STRING_MACRLC_HARQ_ROUND_MAX "harq_round_max"
#define CONFIG_STRING_MACRLC_DL_HARQ_ROUND_MAX "dl_harq_round_max"
#define CONFIG_STRING_MACRLC_UL_HARQ_ROUND_MAX "ul_harq_round_max"
#define CONFIG_STRING_MACRLC_MIN_GRANT_PRB "min_grant_prb"
#define CONFIG_STRING_MACRLC_MIN_GRANT_MCS "min_grant_mcs"
@@ -97,7 +98,7 @@
{CONFIG_STRING_MACRLC_ULSCH_MAX_FRAME_INACTIVITY, NULL, 0, uptr:NULL, defintval:10, TYPE_UINT, 0}, \
{CONFIG_STRING_MACRLC_PUSCHTARGETSNRX10, NULL, 0, iptr:NULL, defintval:200, TYPE_INT, 0}, \
{CONFIG_STRING_MACRLC_PUCCHTARGETSNRX10, NULL, 0, iptr:NULL, defintval:150, TYPE_INT, 0}, \
{CONFIG_STRING_MACRLC_UL_PRBBLACK_SNR_THRESHOLD, "SNR threshold to decide whether a PRB will be blacklisted or not", 0, iptr:NULL, defintval:10, TYPE_INT, 0}, \
{CONFIG_STRING_MACRLC_UL_PRBBLACK_SNR_THRESHOLD, "SNR threshold to decide whether a PRB will be blacklisted or not", 0, iptr:NULL, defintval:10, TYPE_INT, 0}, \
{CONFIG_STRING_MACRLC_PUCCHFAILURETHRES, NULL, 0, iptr:NULL, defintval:10, TYPE_INT, 0}, \
{CONFIG_STRING_MACRLC_PUSCHFAILURETHRES, NULL, 0, iptr:NULL, defintval:10, TYPE_INT, 0}, \
{CONFIG_STRING_MACRLC_DL_BLER_TARGET_UPPER, "Upper threshold of BLER to decrease DL MCS", 0, dblptr:NULL, defdblval:0.15, TYPE_DOUBLE, 0}, \
@@ -106,9 +107,10 @@
{CONFIG_STRING_MACRLC_UL_BLER_TARGET_UPPER, "Upper threshold of BLER to decrease UL MCS", 0, dblptr:NULL, defdblval:0.15, TYPE_DOUBLE, 0}, \
{CONFIG_STRING_MACRLC_UL_BLER_TARGET_LOWER, "Lower threshold of BLER to increase UL MCS", 0, dblptr:NULL, defdblval:0.05, TYPE_DOUBLE, 0}, \
{CONFIG_STRING_MACRLC_UL_MAX_MCS, "Maximum UL MCS that should be used", 0, u8ptr:NULL, defintval:9, TYPE_UINT8, 0}, \
{CONFIG_STRING_MACRLC_HARQ_ROUND_MAX, "Maximum number of HARQ rounds", 0, u8ptr:NULL, defintval:4, TYPE_UINT8, 0}, \
{CONFIG_STRING_MACRLC_DL_HARQ_ROUND_MAX, "Maximum number of DL HARQ rounds", 0, u8ptr:NULL, defintval:4, TYPE_UINT8, 0}, \
{CONFIG_STRING_MACRLC_UL_HARQ_ROUND_MAX, "Maximum number of UL HARQ rounds", 0, u8ptr:NULL, defintval:4, TYPE_UINT8, 0}, \
{CONFIG_STRING_MACRLC_MIN_GRANT_PRB, "Minimal Periodic ULSCH Grant PRBs", 0, u8ptr:NULL, defintval:5, TYPE_UINT8, 0}, \
{CONFIG_STRING_MACRLC_MIN_GRANT_MCS, "Minimal Periodic ULSCH Grant MCS", 0, u8ptr:NULL, defintval:9, TYPE_UINT8, 0} \
{CONFIG_STRING_MACRLC_MIN_GRANT_MCS, "Minimal Periodic ULSCH Grant MCS", 0, u8ptr:NULL, defintval:9, TYPE_UINT8, 0}, \
}
#define MACRLC_CC_IDX 0
#define MACRLC_TRANSPORT_N_PREFERENCE_IDX 1
@@ -139,9 +141,46 @@
#define MACRLC_UL_BLER_TARGET_UPPER_IDX 26
#define MACRLC_UL_BLER_TARGET_LOWER_IDX 27
#define MACRLC_UL_MAX_MCS_IDX 28
#define MACRLC_HARQ_ROUND_MAX_IDX 29
#define MACRLC_MIN_GRANT_PRB_IDX 30
#define MACRLC_MIN_GRANT_MCS_IDX 31
#define MACRLC_DL_HARQ_ROUND_MAX_IDX 29
#define MACRLC_UL_HARQ_ROUND_MAX_IDX 30
#define MACRLC_MIN_GRANT_PRB_IDX 31
#define MACRLC_MIN_GRANT_MCS_IDX 32
#define MACRLCPARAMS_CHECK { \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
{ .s2 = { config_check_intrange, {1, 8} } }, /* DL max HARQ rounds */ \
{ .s2 = { config_check_intrange, {1, 8} } }, /* UL max HARQ rounds */ \
{ .s5 = { NULL } }, \
{ .s5 = { NULL } }, \
}
/*---------------------------------------------------------------------------------------------------------------------------------------------------------*/
#endif
openair2/GNB_APP/gnb_config.c
+6 -1
View File
@@ -816,6 +816,10 @@ void RCconfig_nr_macrlc() {
}
paramdef_t MacRLC_Params[] = MACRLCPARAMS_DESC;
paramlist_def_t MacRLC_ParamList = {CONFIG_STRING_MACRLC_LIST,NULL,0};
/* map parameter checking array instances to parameter definition array instances */
checkedparam_t config_check_MacRLCParams [] = MACRLCPARAMS_CHECK;
for (int i = 0; i < sizeof(MacRLC_Params) / sizeof(paramdef_t); ++i)
MacRLC_Params[i].chkPptr = &(config_check_MacRLCParams[i]);
config_getlist( &MacRLC_ParamList,MacRLC_Params,sizeof(MacRLC_Params)/sizeof(paramdef_t), NULL);
if ( MacRLC_ParamList.numelt > 0) {
@@ -887,11 +891,12 @@ void RCconfig_nr_macrlc() {
dl_bler_options->upper = *(MacRLC_ParamList.paramarray[j][MACRLC_DL_BLER_TARGET_UPPER_IDX].dblptr);
dl_bler_options->lower = *(MacRLC_ParamList.paramarray[j][MACRLC_DL_BLER_TARGET_LOWER_IDX].dblptr);
dl_bler_options->max_mcs = *(MacRLC_ParamList.paramarray[j][MACRLC_DL_MAX_MCS_IDX].u8ptr);
dl_bler_options->harq_round_max = *(MacRLC_ParamList.paramarray[j][MACRLC_DL_HARQ_ROUND_MAX_IDX].u8ptr);
NR_bler_options_t *ul_bler_options = &RC.nrmac[j]->ul_bler;
ul_bler_options->upper = *(MacRLC_ParamList.paramarray[j][MACRLC_UL_BLER_TARGET_UPPER_IDX].dblptr);
ul_bler_options->lower = *(MacRLC_ParamList.paramarray[j][MACRLC_UL_BLER_TARGET_LOWER_IDX].dblptr);
ul_bler_options->max_mcs = *(MacRLC_ParamList.paramarray[j][MACRLC_UL_MAX_MCS_IDX].u8ptr);
RC.nrmac[j]->harq_round_max = *(MacRLC_ParamList.paramarray[j][MACRLC_HARQ_ROUND_MAX_IDX].u8ptr);
ul_bler_options->harq_round_max = *(MacRLC_ParamList.paramarray[j][MACRLC_UL_HARQ_ROUND_MAX_IDX].u8ptr);
RC.nrmac[j]->min_grant_prb = *(MacRLC_ParamList.paramarray[j][MACRLC_MIN_GRANT_PRB_IDX].u8ptr);
RC.nrmac[j]->min_grant_mcs = *(MacRLC_ParamList.paramarray[j][MACRLC_MIN_GRANT_MCS_IDX].u8ptr);
RC.nrmac[j]->num_ulprbbl = num_prbbl;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
+5 -2
View File
@@ -643,7 +643,10 @@ void pf_dl(module_id_t module_id,
const NR_bler_options_t *bo = &mac->dl_bler;
const int max_mcs_table = ps->mcsTableIdx == 1 ? 27 : 28;
const int max_mcs = min(sched_ctrl->dl_max_mcs, max_mcs_table);
sched_pdsch->mcs = get_mcs_from_bler(bo, stats, &sched_ctrl->dl_bler_stats, max_mcs, frame);
if (bo->harq_round_max == 1)
sched_pdsch->mcs = max_mcs;
else
sched_pdsch->mcs = get_mcs_from_bler(bo, stats, &sched_ctrl->dl_bler_stats, max_mcs, frame);
UE->layers = set_dl_nrOfLayers(sched_ctrl);
const uint8_t Qm = nr_get_Qm_dl(sched_pdsch->mcs, ps->mcsTableIdx);
const uint16_t R = nr_get_code_rate_dl(sched_pdsch->mcs, ps->mcsTableIdx);
@@ -1085,7 +1088,7 @@ void nr_schedule_ue_spec(module_id_t module_id,
pdsch_pdu->mcsIndex[0] = sched_pdsch->mcs;
pdsch_pdu->mcsTable[0] = ps->mcsTableIdx;
AssertFatal(harq!=NULL,"harq is null\n");
AssertFatal(harq->round<gNB_mac->harq_round_max,"%d",harq->round);
AssertFatal(harq->round<gNB_mac->dl_bler.harq_round_max,"%d",harq->round);
pdsch_pdu->rvIndex[0] = nr_rv_round_map[harq->round%4];
pdsch_pdu->TBSize[0] = TBS;
pdsch_pdu->dataScramblingId = *scc->physCellId;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c
+4 -4
View File
@@ -1456,7 +1456,7 @@ void handle_nr_uci_pucch_0_1(module_id_t mod_id,
for (int harq_bit = 0; harq_bit < uci_01->harq->num_harq; harq_bit++) {
const uint8_t harq_value = uci_01->harq->harq_list[harq_bit].harq_value;
const uint8_t harq_confidence = uci_01->harq->harq_confidence_level;
NR_UE_harq_t *harq = find_harq(frame, slot, UE, RC.nrmac[mod_id]->harq_round_max);
NR_UE_harq_t *harq = find_harq(frame, slot, UE, RC.nrmac[mod_id]->dl_bler.harq_round_max);
if (!harq) {
LOG_E(NR_MAC, "Oh no! Could not find a harq in %s!\n", __FUNCTION__);
break;
@@ -1465,7 +1465,7 @@ void handle_nr_uci_pucch_0_1(module_id_t mod_id,
const int8_t pid = sched_ctrl->feedback_dl_harq.head;
remove_front_nr_list(&sched_ctrl->feedback_dl_harq);
LOG_D(NR_MAC,"%4d.%2d bit %d pid %d ack/nack %d\n",frame, slot, harq_bit,pid,harq_value);
handle_dl_harq(UE, pid, harq_value == 0 && harq_confidence == 0, RC.nrmac[mod_id]->harq_round_max);
handle_dl_harq(UE, pid, harq_value == 0 && harq_confidence == 0, RC.nrmac[mod_id]->dl_bler.harq_round_max);
if (harq_confidence == 1) UE->mac_stats.pucch0_DTX++;
}
}
@@ -1518,13 +1518,13 @@ void handle_nr_uci_pucch_2_3_4(module_id_t mod_id,
// iterate over received harq bits
for (int harq_bit = 0; harq_bit < uci_234->harq.harq_bit_len; harq_bit++) {
const int acknack = ((uci_234->harq.harq_payload[harq_bit >> 3]) >> harq_bit) & 0x01;
NR_UE_harq_t *harq = find_harq(frame, slot, UE, RC.nrmac[mod_id]->harq_round_max);
NR_UE_harq_t *harq = find_harq(frame, slot, UE, RC.nrmac[mod_id]->dl_bler.harq_round_max);
if (!harq)
break;
DevAssert(harq->is_waiting);
const int8_t pid = sched_ctrl->feedback_dl_harq.head;
remove_front_nr_list(&sched_ctrl->feedback_dl_harq);
handle_dl_harq(UE, pid, uci_234->harq.harq_crc != 1 && acknack, RC.nrmac[mod_id]->harq_round_max);
handle_dl_harq(UE, pid, uci_234->harq.harq_crc != 1 && acknack, RC.nrmac[mod_id]->dl_bler.harq_round_max);
}
}
if ((uci_234->pduBitmap >> 2) & 0x01) {
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+10 -7
View File
@@ -452,7 +452,7 @@ void handle_nr_ul_harq(const int CC_idP,
remove_front_nr_list(&sched_ctrl->feedback_ul_harq);
sched_ctrl->ul_harq_processes[harq_pid].is_waiting = false;
if(sched_ctrl->ul_harq_processes[harq_pid].round >= RC.nrmac[mod_id]->harq_round_max - 1) {
if(sched_ctrl->ul_harq_processes[harq_pid].round >= RC.nrmac[mod_id]->ul_bler.harq_round_max - 1) {
abort_nr_ul_harq(UE, harq_pid);
} else {
sched_ctrl->ul_harq_processes[harq_pid].round++;
@@ -473,7 +473,7 @@ void handle_nr_ul_harq(const int CC_idP,
harq_pid,
crc_pdu->rnti);
add_tail_nr_list(&sched_ctrl->available_ul_harq, harq_pid);
} else if (harq->round >= RC.nrmac[mod_id]->harq_round_max - 1) {
} else if (harq->round >= RC.nrmac[mod_id]->ul_bler.harq_round_max - 1) {
abort_nr_ul_harq(UE, harq_pid);
LOG_D(NR_MAC,
"RNTI %04x: Ulharq id %d crc failed in all rounds\n",
@@ -749,8 +749,8 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
return;
}
if (ra->msg3_round >= MAX_HARQ_ROUNDS - 1) {
LOG_D(NR_MAC, "Random Access %i failed at state %i (Reached msg3 max harq rounds)\n", i, ra->state);
if (ra->msg3_round >= gNB_mac->ul_bler.harq_round_max - 1) {
LOG_W(NR_MAC, "Random Access %i failed at state %i (Reached msg3 max harq rounds)\n", i, ra->state);
nr_mac_remove_ra_rnti(gnb_mod_idP, ra->rnti);
nr_clear_ra_proc(gnb_mod_idP, CC_idP, frameP, ra);
return;
@@ -1148,7 +1148,10 @@ void pf_ul(module_id_t module_id,
const NR_bler_options_t *bo = &nrmac->ul_bler;
const int max_mcs = bo->max_mcs; /* no per-user maximum MCS yet */
sched_pusch->mcs = get_mcs_from_bler(bo, stats, &UE->UE_sched_ctrl.ul_bler_stats, max_mcs, frame);
if (bo->harq_round_max == 1)
sched_pusch->mcs = max_mcs;
else
sched_pusch->mcs = get_mcs_from_bler(bo, stats, &UE->UE_sched_ctrl.ul_bler_stats, max_mcs, frame);
/* Schedule UE on SR or UL inactivity and no data (otherwise, will be scheduled
* based on data to transmit) */
@@ -1626,7 +1629,7 @@ void nr_schedule_ulsch(module_id_t module_id, frame_t frame, sub_frame_t slot)
NR_pusch_semi_static_t *ps = &sched_ctrl->pusch_semi_static;
/* Statistics */
AssertFatal(cur_harq->round < 8, "Indexing ulsch_rounds[%d] is out of bounds\n", cur_harq->round);
AssertFatal(cur_harq->round < nr_mac->ul_bler.harq_round_max, "Indexing ulsch_rounds[%d] is out of bounds\n", cur_harq->round);
UE->mac_stats.ul.rounds[cur_harq->round]++;
if (cur_harq->round == 0) {
UE->mac_stats.ulsch_total_bytes_scheduled += sched_pusch->tb_size;
@@ -1768,7 +1771,7 @@ void nr_schedule_ulsch(module_id_t module_id, frame_t frame, sub_frame_t slot)
pusch_pdu->nr_of_symbols = ps->nrOfSymbols;
/* PUSCH PDU */
AssertFatal(cur_harq->round < nr_mac->harq_round_max, "Indexing nr_rv_round_map[%d] is out of bounds\n", cur_harq->round%4);
AssertFatal(cur_harq->round < nr_mac->ul_bler.harq_round_max, "Indexing nr_rv_round_map[%d] is out of bounds\n", cur_harq->round%4);
pusch_pdu->pusch_data.rv_index = nr_rv_round_map[cur_harq->round%4];
pusch_pdu->pusch_data.harq_process_id = harq_id;
pusch_pdu->pusch_data.new_data_indicator = cur_harq->ndi;
openair2/LAYER2/NR_MAC_gNB/main.c
+2 -2
View File
@@ -114,7 +114,7 @@ size_t dump_mac_stats(gNB_MAC_INST *gNB, char *output, size_t strlen, bool reset
end - output,
"UE %04x: dlsch_rounds ", UE->rnti);
output += snprintf(output, end - output, "%"PRIu64, stats->dl.rounds[0]);
for (int i = 1; i < gNB->harq_round_max; i++)
for (int i = 1; i < gNB->dl_bler.harq_round_max; i++)
output += snprintf(output, end - output, "/%"PRIu64, stats->dl.rounds[i]);
output += snprintf(output,
@@ -136,7 +136,7 @@ size_t dump_mac_stats(gNB_MAC_INST *gNB, char *output, size_t strlen, bool reset
end - output,
"UE %04x: ulsch_rounds ", UE->rnti);
output += snprintf(output, end - output, "%"PRIu64, stats->ul.rounds[0]);
for (int i = 1; i < gNB->harq_round_max; i++)
for (int i = 1; i < gNB->ul_bler.harq_round_max; i++)
output += snprintf(output, end - output, "/%"PRIu64, stats->ul.rounds[i]);
output += snprintf(output,
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+1 -2
View File
@@ -75,7 +75,6 @@
#define MAX_NUM_BWP 5
#define MAX_NUM_CORESET 12
#define MAX_NUM_CCE 90
#define MAX_HARQ_ROUNDS 4
/*!\brief Maximum number of random access process */
#define NR_NB_RA_PROC_MAX 4
#define MAX_NUM_OF_SSB 64
@@ -700,6 +699,7 @@ typedef struct NR_bler_options {
double upper;
double lower;
uint8_t max_mcs;
uint8_t harq_round_max;
} NR_bler_options_t;
/*! \brief UE list used by gNB to order UEs/CC for scheduling*/
@@ -854,7 +854,6 @@ typedef struct gNB_MAC_INST_s {
bool first_MIB;
NR_bler_options_t dl_bler;
NR_bler_options_t ul_bler;
uint8_t harq_round_max;
uint8_t min_grant_prb;
uint8_t min_grant_mcs;
} gNB_MAC_INST;