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Rewrite n0_subband_power_avg_dB calculation with better locality

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This commit is contained in:
Laurent THOMAS
2026-02-04 19:22:00 +01:00
committed by Robert Schmidt
parent ee00eb346e
commit 74b998a0d8
1 changed files with 6 additions and 6 deletions
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openair1/PHY/NR_ESTIMATION/nr_measurements_gNB.c
+6 -6
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@@ -184,7 +184,6 @@ void gNB_I0_measurements(PHY_VARS_gNB *gNB, int slot, int first_symb, int num_sy
} //rb
} // symb
int nb_rb=0;
int64_t n0_subband_tot=0;
int32_t n0_subband_tot_perANT[frame_parms->nb_antennas_rx];
memset(n0_subband_tot_perANT, 0, sizeof(n0_subband_tot_perANT));
@@ -208,14 +207,15 @@ void gNB_I0_measurements(PHY_VARS_gNB *gNB, int slot, int first_symb, int num_sy
n0_subband_tot_perPRB /= frame_parms->nb_antennas_rx;
measurements->n0_subband_power_tot_dB[rb] = dB_fixed(n0_subband_tot_perPRB);
LOG_D(NR_PHY,"n0_subband_power_tot_dB[%d] => %d, over %d symbols\n",rb,measurements->n0_subband_power_tot_dB[rb],nb_symb[rb]);
n0_subband_tot += n0_subband_tot_perPRB;
nb_rb++;
}
}
if (nb_rb>0) {
measurements->n0_subband_power_avg_dB = dB_fixed(n0_subband_tot/nb_rb);
for (int aarx=0;aarx<frame_parms->nb_antennas_rx;aarx++) {
measurements->n0_subband_power_avg_perANT_dB[aarx] = dB_fixed(n0_subband_tot_perANT[aarx]/nb_rb);
}
int64_t n0_subband_tot = 0;
for (int aarx = 0; aarx < frame_parms->nb_antennas_rx; aarx++) {
measurements->n0_subband_power_avg_perANT_dB[aarx] = dB_fixed(n0_subband_tot_perANT[aarx] / nb_rb);
n0_subband_tot += n0_subband_tot_perANT[aarx];
}
measurements->n0_subband_power_avg_dB = dB_fixed(n0_subband_tot / nb_rb);
}
}