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Use gold cache PUSCH decoding

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Harmonize nr_gold_pusch() and nr_gold_pdsch(), as the gold sequence
calculation for PUSCH and PDSCH is the same.
This commit is contained in:
Laurent THOMAS
2024-07-30 14:52:06 +02:00
committed by Robert Schmidt
parent 745ea1c1dd
commit e445ba2d1a
14 changed files with 36 additions and 151 deletions
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openair1/PHY/NR_ESTIMATION/nr_ul_channel_estimation.c
+15 -7
View File
@@ -103,16 +103,18 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
//------------------generate DMRS------------------//
if(pusch_pdu->ul_dmrs_scrambling_id != gNB->pusch_gold_init[pusch_pdu->scid]) {
gNB->pusch_gold_init[pusch_pdu->scid] = pusch_pdu->ul_dmrs_scrambling_id;
nr_gold_pusch(gNB, pusch_pdu->scid, pusch_pdu->ul_dmrs_scrambling_id);
}
if (pusch_pdu->transform_precoding == transformPrecoder_disabled) {
// Note: pilot returned by the following function is already the complex conjugate of the transmitted DMRS
NR_DL_FRAME_PARMS *fp = &gNB->frame_parms;
const uint32_t *gold = nr_gold_pusch(fp->N_RB_UL,
fp->symbols_per_slot,
gNB->gNB_config.cell_config.phy_cell_id.value,
pusch_pdu->scid,
Ns,
symbol);
nr_pusch_dmrs_rx(gNB,
Ns,
gNB->nr_gold_pusch_dmrs[pusch_pdu->scid][Ns][symbol],
gold,
pilot,
(1000 + p),
0,
@@ -552,6 +554,12 @@ void nr_pusch_ptrs_processing(PHY_VARS_gNB *gNB,
/*------------------------------------------------------------------------------------------------------- */
/* 1) Estimate common phase error per PTRS symbol */
/*------------------------------------------------------------------------------------------------------- */
const uint32_t *gold = nr_gold_pusch(frame_parms->N_RB_UL,
frame_parms->symbols_per_slot,
gNB->gNB_config.cell_config.phy_cell_id.value,
rel15_ul->scid,
nr_tti_rx,
symbol);
nr_ptrs_cpe_estimation(*K_ptrs,
*ptrsReOffset,
*nb_rb,
@@ -560,7 +568,7 @@ void nr_pusch_ptrs_processing(PHY_VARS_gNB *gNB,
symbol,
frame_parms->ofdm_symbol_size,
(int16_t *)&pusch_vars->rxdataF_comp[aarx][(symbol * nb_re_pusch)],
gNB->nr_gold_pusch_dmrs[rel15_ul->scid][nr_tti_rx][symbol],
gold,
(int16_t *)&phase_per_symbol[symbol],
ptrs_re_symbol);
}