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use a better cca rssi threshold in sdr.c

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This commit is contained in:
Xianjun Jiao 2020-12-17 16:48:56 +01:00
parent 9634f24ef2
commit aa239344c1
1 changed files with 2 additions and 2 deletions
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4
driver/sdr.c
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@ -149,8 +149,8 @@ static void ad9361_rf_set_channel(struct ieee80211_hw *dev,
priv->rssi_correction = 148;
}
// xpu_api->XPU_REG_LBT_TH_write((priv->rssi_correction-62)<<1);
xpu_api->XPU_REG_LBT_TH_write((priv->rssi_correction-68)<<1); // make the threshold lower to avoid ping pang around the signal tail after some rx packet
// xpu_api->XPU_REG_LBT_TH_write((priv->rssi_correction-62)<<1); // -62dBm
xpu_api->XPU_REG_LBT_TH_write((priv->rssi_correction-62-16)<<1); // wei's magic value is 135, here is 134 @ ch 44
if (actual_rx_lo < 2500) {
//priv->slot_time = 20; //20 is default slot time in ERP(OFDM)/11g 2.4G; short one is 9.