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Merge remote-tracking branch 'origin/fix_calc_power_csirs' into integration_2022_wk36b

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This commit is contained in:
Robert Schmidt
2022-09-08 20:42:54 +02:00
parent 2b69a717c1 0cffceddb3
commit 8f5868dccf
1 changed files with 7 additions and 6 deletions
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openair1/PHY/NR_UE_TRANSPORT/csi_rx.c
+7 -6
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@@ -261,19 +261,20 @@ int nr_get_csi_rs_signal(const PHY_VARS_NR_UE *ue,
return 0;
}
uint32_t calc_power_csirs(const uint16_t *x, const fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu) {
uint32_t calc_power_csirs(const uint16_t *x, const fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu)
{
uint64_t sum_x = 0;
uint64_t sum_x2 = 0;
uint16_t size = 0;
for (int rb = csirs_config_pdu->start_rb; rb < (csirs_config_pdu->start_rb+csirs_config_pdu->nr_of_rbs); rb++) {
if (csirs_config_pdu->freq_density <= 1 && csirs_config_pdu->freq_density != (rb % 2)) {
for (int rb = 0; rb < csirs_config_pdu->nr_of_rbs; rb++) {
if (csirs_config_pdu->freq_density <= 1 && csirs_config_pdu->freq_density != ((rb + csirs_config_pdu->start_rb) % 2)) {
continue;
}
sum_x = sum_x + x[rb-csirs_config_pdu->start_rb];
sum_x2 = sum_x2 + x[rb]*x[rb-csirs_config_pdu->start_rb];
sum_x = sum_x + x[rb];
sum_x2 = sum_x2 + x[rb] * x[rb];
size++;
}
return sum_x2/size - (sum_x/size)*(sum_x/size);
return sum_x2 / size - (sum_x / size) * (sum_x / size);
}
int nr_csi_rs_channel_estimation(const PHY_VARS_NR_UE *ue,