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Commit 177732ca authored by vijay chadachan's avatar vijay chadachan Committed by Guido Casati
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Refactor get_dl_tda and get_ul_tda to get TDD configuration stored in MAC 

Co-authored-by: default avatarGuido Casati <guido.casati@firecell.io>
parent 06655922
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Showing with 32 additions and 27 deletions
openair1/SIMULATION/NR_PHY/dlsim.c
View file @ 177732ca
......@@ -189,7 +189,7 @@ void nr_dlsim_preprocessor(module_id_t module_id,
/* the following might override the table that is mandated by RRC
* configuration */
current_BWP->mcsTableIdx = g_mcsTableIdx;
sched_pdsch->time_domain_allocation = get_dl_tda(RC.nrmac[module_id], scc, slot);
sched_pdsch->time_domain_allocation = get_dl_tda(RC.nrmac[module_id], slot);
AssertFatal(sched_pdsch->time_domain_allocation >= 0,"Unable to find PDSCH time domain allocation in list\n");
sched_pdsch->tda_info = get_dl_tda_info(current_BWP,
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
View file @ 177732ca
......@@ -1455,7 +1455,7 @@ static void nr_generate_Msg2(module_id_t module_idP,
AssertFatal(coreset, "Coreset cannot be null for RA-Msg2\n");
const int coresetid = coreset->controlResourceSetId;
// Calculate number of symbols
int time_domain_assignment = get_dl_tda(nr_mac, scc, slotP);
int time_domain_assignment = get_dl_tda(nr_mac, slotP);
int mux_pattern = type0_PDCCH_CSS_config ? type0_PDCCH_CSS_config->type0_pdcch_ss_mux_pattern : 1;
NR_tda_info_t tda_info = get_dl_tda_info(dl_bwp,
ss->searchSpaceType->present,
......@@ -2031,7 +2031,7 @@ static void nr_generate_Msg4_MsgB(module_id_t module_idP,
return;
}
uint8_t time_domain_assignment = get_dl_tda(nr_mac, scc, slotP);
uint8_t time_domain_assignment = get_dl_tda(nr_mac, slotP);
int mux_pattern = type0_PDCCH_CSS_config ? type0_PDCCH_CSS_config->type0_pdcch_ss_mux_pattern : 1;
NR_tda_info_t msg4_tda = get_dl_tda_info(dl_bwp,
ss->searchSpaceType->present,
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
View file @ 177732ca
......@@ -52,21 +52,23 @@
#define WORD 32
//#define SIZE_OF_POINTER sizeof (void *)
int get_dl_tda(const gNB_MAC_INST *nrmac, const NR_ServingCellConfigCommon_t *scc, int slot)
int get_dl_tda(const gNB_MAC_INST *nrmac, int slot)
{
/* we assume that this function is mutex-protected from outside */
const NR_TDD_UL_DL_Pattern_t *tdd = scc->tdd_UL_DL_ConfigurationCommon ? &scc->tdd_UL_DL_ConfigurationCommon->pattern1 : NULL;
AssertFatal(tdd || nrmac->common_channels->frame_type == FDD, "Dynamic TDD not handled yet\n");
const frame_structure_t *fs = &nrmac->frame_structure;
// Use special TDA in case of CSI-RS
if(nrmac->UE_info.sched_csirs > 0)
if (nrmac->UE_info.sched_csirs > 0)
return 1;
if (tdd && tdd->nrofDownlinkSymbols > 1) { // if there is a mixed slot where we can transmit DL
const int nr_slots_period = tdd->nrofDownlinkSlots + tdd->nrofUplinkSlots + 1;
if ((slot % nr_slots_period) == tdd->nrofDownlinkSlots)
if (fs->is_tdd) {
int s = get_slot_idx_in_period(slot, fs);
// if there is a mixed slot where we can transmit DL
const tdd_bitmap_t *tdd_slot_bitmap = fs->period_cfg.tdd_slot_bitmap;
if (tdd_slot_bitmap[s].num_dl_symbols > 1 && (tdd_slot_bitmap[s].slot_type == TDD_NR_MIXED_SLOT)) {
return 2;
}
}
return 0; // if FDD or not mixed slot in TDD, for now use default TDA
}
......@@ -447,7 +449,7 @@ static bool allocate_dl_retransmission(module_id_t module_id,
int pm_index = (curInfo->nrOfLayers < retInfo->nrOfLayers) ? curInfo->pm_index : retInfo->pm_index;
const int coresetid = sched_ctrl->coreset->controlResourceSetId;
const int tda = get_dl_tda(nr_mac, scc, slot);
const int tda = get_dl_tda(nr_mac, slot);
AssertFatal(tda >= 0,"Unable to find PDSCH time domain allocation in list\n");
/* Check first whether the old TDA can be reused
......@@ -761,7 +763,7 @@ static void pf_dl(module_id_t module_id,
sched_pdsch->dl_harq_pid = sched_ctrl->available_dl_harq.head;
/* MCS has been set above */
sched_pdsch->time_domain_allocation = get_dl_tda(mac, scc, slot);
sched_pdsch->time_domain_allocation = get_dl_tda(mac, slot);
AssertFatal(sched_pdsch->time_domain_allocation>=0,"Unable to find PDSCH time domain allocation in list\n");
const int coresetid = sched_ctrl->coreset->controlResourceSetId;
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
View file @ 177732ca
......@@ -66,7 +66,7 @@ void nr_preprocessor_phytest(module_id_t module_id,
return;
}
const int tda = get_dl_tda(RC.nrmac[module_id], scc, slot);
const int tda = get_dl_tda(RC.nrmac[module_id], slot);
NR_tda_info_t tda_info = get_dl_tda_info(dl_bwp,
sched_ctrl->search_space->searchSpaceType->present,
tda,
......@@ -244,7 +244,7 @@ bool nr_ul_preprocessor_phytest(module_id_t module_id, frame_t frame, sub_frame_
sched_ctrl->coreset->controlResourceSetId,
sched_ctrl->search_space->searchSpaceType->present,
TYPE_C_RNTI_);
const int temp_tda = get_ul_tda(nr_mac, scc, frame, slot);
const int temp_tda = get_ul_tda(nr_mac, frame, slot);
if (temp_tda < 0)
return false;
AssertFatal(temp_tda < tdaList->list.count,
......@@ -254,7 +254,7 @@ bool nr_ul_preprocessor_phytest(module_id_t module_id, frame_t frame, sub_frame_
int K2 = get_K2(tdaList, temp_tda, mu, scc);
const int sched_frame = (frame + (slot + K2) / nr_slots_per_frame[mu]) % MAX_FRAME_NUMBER;
const int sched_slot = (slot + K2) % nr_slots_per_frame[mu];
const int tda = get_ul_tda(nr_mac, scc, sched_frame, sched_slot);
const int tda = get_ul_tda(nr_mac, sched_frame, sched_slot);
if (tda < 0)
return false;
AssertFatal(tda < tdaList->list.count,
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
View file @ 177732ca
......@@ -40,20 +40,23 @@
//#define SRS_IND_DEBUG
int get_ul_tda(gNB_MAC_INST *nrmac, const NR_ServingCellConfigCommon_t *scc, int frame, int slot)
int get_ul_tda(gNB_MAC_INST *nrmac, int frame, int slot)
{
/* we assume that this function is mutex-protected from outside */
NR_SCHED_ENSURE_LOCKED(&nrmac->sched_lock);
/* there is a mixed slot only when in TDD */
const NR_TDD_UL_DL_Pattern_t *tdd = scc->tdd_UL_DL_ConfigurationCommon ? &scc->tdd_UL_DL_ConfigurationCommon->pattern1 : NULL;
AssertFatal(tdd || nrmac->common_channels->frame_type == FDD, "Dynamic TDD not handled yet\n");
if (tdd && tdd->nrofUplinkSymbols > 1) { // if there is uplink symbols in mixed slot
const int nr_slots_period = tdd->nrofDownlinkSlots + tdd->nrofUplinkSlots + 1;
if ((slot % nr_slots_period) == tdd->nrofDownlinkSlots)
frame_structure_t *fs = &nrmac->frame_structure;
if (fs->is_tdd) {
// if there is uplink symbols in mixed slot
int s = get_slot_idx_in_period(slot, fs);
tdd_bitmap_t *tdd_slot_bitmap = fs->period_cfg.tdd_slot_bitmap;
if ((tdd_slot_bitmap[s].num_ul_symbols > 1)
&& (tdd_slot_bitmap[s].slot_type == TDD_NR_MIXED_SLOT)) {
return 2;
}
}
// Avoid slots with the SRS
UE_iterator(nrmac->UE_info.list, UE) {
......@@ -1856,7 +1859,7 @@ static void pf_ul(module_id_t module_id,
LOG_D(NR_MAC,"pf_ul: UE %04x harq_pid %d\n", UE->rnti, sched_pusch->ul_harq_pid);
if (sched_pusch->ul_harq_pid >= 0) {
/* Allocate retransmission*/
const int tda = get_ul_tda(nrmac, scc, sched_frame, sched_slot);
const int tda = get_ul_tda(nrmac, sched_frame, sched_slot);
bool r = allocate_ul_retransmission(nrmac,
frame,
slot,
......@@ -1933,7 +1936,7 @@ static void pf_ul(module_id_t module_id,
}
sched_pusch->nrOfLayers = sched_ctrl->srs_feedback.ul_ri + 1;
sched_pusch->time_domain_allocation = get_ul_tda(nrmac, scc, sched_frame, sched_slot);
sched_pusch->time_domain_allocation = get_ul_tda(nrmac, sched_frame, sched_slot);
sched_pusch->tda_info = get_ul_tda_info(current_BWP,
sched_ctrl->coreset->controlResourceSetId,
sched_ctrl->search_space->searchSpaceType->present,
......@@ -2090,7 +2093,7 @@ static void pf_ul(module_id_t module_id,
sched_pusch->nrOfLayers = sched_ctrl->srs_feedback.ul_ri + 1;
sched_pusch->time_domain_allocation = get_ul_tda(nrmac, scc, sched_frame, sched_slot);
sched_pusch->time_domain_allocation = get_ul_tda(nrmac, sched_frame, sched_slot);
sched_pusch->tda_info = get_ul_tda_info(current_BWP,
sched_ctrl->coreset->controlResourceSetId,
sched_ctrl->search_space->searchSpaceType->present,
......
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
View file @ 177732ca
......@@ -417,8 +417,8 @@ void set_sched_pucch_list(NR_UE_sched_ctrl_t *sched_ctrl,
const NR_ServingCellConfigCommon_t *scc);
void free_sched_pucch_list(NR_UE_sched_ctrl_t *sched_ctrl);
int get_dl_tda(const gNB_MAC_INST *nrmac, const NR_ServingCellConfigCommon_t *scc, int slot);
int get_ul_tda(gNB_MAC_INST *nrmac, const NR_ServingCellConfigCommon_t *scc, int frame, int slot);
int get_dl_tda(const gNB_MAC_INST *nrmac, int slot);
int get_ul_tda(gNB_MAC_INST *nrmac, int frame, int slot);
int get_cce_index(const gNB_MAC_INST *nrmac,
const int CC_id,
......
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