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    Subject[PATCH 5.18 083/879] rtw88: 8821c: fix debugfs rssi value
    Date
    From: Po-Hao Huang <phhuang@realtek.com>

    [ Upstream commit ece31c93d4d68f7eb8eea4431b052aacdb678de2 ]

    RSSI value per frame is reported to mac80211 but not maintained in
    our own statistics, add it back to help us debug.

    Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
    Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
    Signed-off-by: Kalle Valo <kvalo@kernel.org>
    Link: https://lore.kernel.org/r/20220407095858.46807-7-pkshih@realtek.com
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/net/wireless/realtek/rtw88/rtw8821c.c | 4 ++++
    1 file changed, 4 insertions(+)

    diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
    index 99eee128ae94..ec38a7c84951 100644
    --- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c
    +++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
    @@ -512,6 +512,7 @@ static s8 get_cck_rx_pwr(struct rtw_dev *rtwdev, u8 lna_idx, u8 vga_idx)
    static void query_phy_status_page0(struct rtw_dev *rtwdev, u8 *phy_status,
    struct rtw_rx_pkt_stat *pkt_stat)
    {
    + struct rtw_dm_info *dm_info = &rtwdev->dm_info;
    s8 rx_power;
    u8 lna_idx = 0;
    u8 vga_idx = 0;
    @@ -523,6 +524,7 @@ static void query_phy_status_page0(struct rtw_dev *rtwdev, u8 *phy_status,

    pkt_stat->rx_power[RF_PATH_A] = rx_power;
    pkt_stat->rssi = rtw_phy_rf_power_2_rssi(pkt_stat->rx_power, 1);
    + dm_info->rssi[RF_PATH_A] = pkt_stat->rssi;
    pkt_stat->bw = RTW_CHANNEL_WIDTH_20;
    pkt_stat->signal_power = rx_power;
    }
    @@ -530,6 +532,7 @@ static void query_phy_status_page0(struct rtw_dev *rtwdev, u8 *phy_status,
    static void query_phy_status_page1(struct rtw_dev *rtwdev, u8 *phy_status,
    struct rtw_rx_pkt_stat *pkt_stat)
    {
    + struct rtw_dm_info *dm_info = &rtwdev->dm_info;
    u8 rxsc, bw;
    s8 min_rx_power = -120;

    @@ -549,6 +552,7 @@ static void query_phy_status_page1(struct rtw_dev *rtwdev, u8 *phy_status,

    pkt_stat->rx_power[RF_PATH_A] = GET_PHY_STAT_P1_PWDB_A(phy_status) - 110;
    pkt_stat->rssi = rtw_phy_rf_power_2_rssi(pkt_stat->rx_power, 1);
    + dm_info->rssi[RF_PATH_A] = pkt_stat->rssi;
    pkt_stat->bw = bw;
    pkt_stat->signal_power = max(pkt_stat->rx_power[RF_PATH_A],
    min_rx_power);
    --
    2.35.1


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