From: Po-Hao Huang <phhuang@xxxxxxxxxxx>
8852A uses single antenna during power save, when the loss
between two antennas is too large, previous logic induces
greater RSSI variation. Report the average beacon RSSI for
connected AP to get more stable RSSI and less unnecessary scanning.
Signed-off-by: Po-Hao Huang <phhuang@xxxxxxxxxxx>
Signed-off-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
---
drivers/net/wireless/realtek/rtw89/rtw8852a.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852a.c b/drivers/net/wireless/realtek/rtw89/rtw8852a.c
index 1d85607e9424..d4200246eecc 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852a.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852a.c
@@ -2109,10 +2109,17 @@ static void rtw8852a_query_ppdu(struct rtw89_dev *rtwdev,
{
u8 path;
u8 *rx_power = phy_ppdu->rssi;
+ u8 raw;
+
+ if (!status->signal) {
+ if (phy_ppdu->to_self)
+ raw = ewma_rssi_read(&rtwdev->phystat.bcn_rssi);
+ else
+ raw = max(rx_power[RF_PATH_A], rx_power[RF_PATH_B]);
+
+ status->signal = RTW89_RSSI_RAW_TO_DBM(raw);
+ }
- if (!status->signal)
- status->signal = RTW89_RSSI_RAW_TO_DBM(max(rx_power[RF_PATH_A],
- rx_power[RF_PATH_B]));
for (path = 0; path < rtwdev->chip->rf_path_num; path++) {
status->chains |= BIT(path);
status->chain_signal[path] = RTW89_RSSI_RAW_TO_DBM(rx_power[path]);
--
2.25.1
