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clean up nr_dlsch_demodulation, solve bug in nr_rb_extract to consider data/dmrs multiplexing/no data, and remove ra_pdsch hack in phy_procedures_nr_ue

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This commit is contained in:
Khodr Saaifan
2021-02-01 14:59:56 +01:00
committed by Thomas Schlichter
parent 3fdb550909
commit 88f293d3ba
3 changed files with 498 additions and 523 deletions
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openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c
+473 -478
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File diff suppressed because it is too large Load Diff
openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h
+5 -5
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@@ -697,7 +697,7 @@ void dlsch_detection_mrc_TM34(NR_DL_FRAME_PARMS *frame_parms,
@param dl_ch_estimates_ext Channel estimates for RBs in this allocation
@param rb_alloc RB allocation vector
@param symbol Symbol to extract
@param high_speed_flag
@param n_dmrs_cdm_groups
@param frame_parms Pointer to frame descriptor
*/
unsigned short nr_dlsch_extract_rbs_single(int **rxdataF,
@@ -709,7 +709,7 @@ unsigned short nr_dlsch_extract_rbs_single(int **rxdataF,
uint8_t config_type,
unsigned short start_rb,
unsigned short nb_rb_pdsch,
uint32_t high_speed_flag,
uint8_t n_dmrs_cdm_groups,
NR_DL_FRAME_PARMS *frame_parms,
uint16_t dlDmrsSymbPos);
@@ -722,7 +722,7 @@ unsigned short nr_dlsch_extract_rbs_single(int **rxdataF,
uint8_t config_type,
unsigned short start_rb,
unsigned short nb_rb_pdsch,
uint32_t high_speed_flag,
uint8_t n_dmrs_cdm_groups,
uint8_t Nl,
NR_DL_FRAME_PARMS *frame_parms,
uint16_t dlDmrsSymbPos)
@@ -734,7 +734,7 @@ unsigned short nr_dlsch_extract_rbs_single(int **rxdataF,
@param dl_ch_estimates_ext Channel estimates for RBs in this allocation
@param Nl nb of antenna layers
@param symbol Symbol to extract
@param high_speed_flag
@param n_dmrs_cdm_groups
@param frame_parms Pointer to frame descriptor
*/
unsigned short nr_dlsch_extract_rbs_multiple(int **rxdataF,
@@ -746,7 +746,7 @@ unsigned short nr_dlsch_extract_rbs_multiple(int **rxdataF,
uint8_t config_type,
unsigned short start_rb,
unsigned short nb_rb_pdsch,
uint32_t high_speed_flag,
uint8_t n_dmrs_cdm_groups,
uint8_t Nl,
NR_DL_FRAME_PARMS *frame_parms,
uint16_t dlDmrsSymbPos);
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
+20 -40
View File
@@ -796,43 +796,24 @@ int nr_ue_pdsch_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, int eNB_
slot = 1;
start_meas(&ue->dlsch_llr_stats_parallelization[proc->thread_id][slot]);
#endif
// process DLSCH received in first slot
// skip DMRS symbols (will have to check later if PDSCH/DMRS are multiplexed
if (((1<<m)&dlsch0->harq_processes[harq_pid]->dlDmrsSymbPos) == 0) {
// process DLSCH received symbols in the slot
// symbol by symbol processing (if data/DMRS are multiplexed is checked inside the function)
if (pdsch == PDSCH || pdsch == SI_PDSCH || pdsch == RA_PDSCH) {
if (nr_rx_pdsch(ue,
proc,
pdsch,
eNB_id,
eNB_id_i,
frame_rx,
nr_slot_rx,
m,
first_symbol_flag,
dual_stream_UE,
i_mod,
dlsch0->current_harq_pid) < 0)
return -1;
}
else { // This is to adjust the llr offset in the case of skipping over a dmrs symbol (i.e. in case of no PDSCH REs in DMRS)
if (pdsch == RA_PDSCH) ue->pdsch_vars[proc->thread_id][eNB_id]->llr_offset[m]=ue->pdsch_vars[proc->thread_id][eNB_id]->llr_offset[m-1];
else if (pdsch == PDSCH || pdsch == SI_PDSCH) {
if (nr_rx_pdsch(ue,
proc,
pdsch,
eNB_id,
eNB_id_i,
frame_rx,
nr_slot_rx,
m,
first_symbol_flag,
dual_stream_UE,
i_mod,
dlsch0->current_harq_pid) < 0)
return -1;
}
else AssertFatal(1==0,"Not RA_PDSCH, SI_PDSCH or PDSCH\n");
}
if (pdsch == PDSCH) LOG_D(PHY,"Done processing symbol %d : llr_offset %d\n",m,ue->pdsch_vars[proc->thread_id][eNB_id]->llr_offset[m]);
proc,
pdsch,
eNB_id,
eNB_id_i,
frame_rx,
nr_slot_rx,
m,
first_symbol_flag,
dual_stream_UE,
i_mod,
dlsch0->current_harq_pid) < 0)
return -1;
} else AssertFatal(1==0,"Not RA_PDSCH, SI_PDSCH or PDSCH\n");
#if UE_TIMING_TRACE
stop_meas(&ue->dlsch_llr_stats_parallelization[proc->thread_id][slot]);
#if DISABLE_LOG_X
@@ -842,10 +823,9 @@ int nr_ue_pdsch_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, int eNB_
#endif
#endif
if(first_symbol_flag)
{
proc->first_symbol_available = 1;
}
if(first_symbol_flag) {
proc->first_symbol_available = 1;
}
} // CRNTI active
}
return 0;