From: Ching-Te Ku Date: Tue, 20 Sep 2022 01:09:35 +0000 (+0800) Subject: wifi: rtw89: coex: add WL_S0 hardware TX/RX mask to allow WL_S0 TX/RX during GNT_BT X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4e924c8b8ca8d83575c7ca6ae0cb3a3dde6276da;p=linux.git wifi: rtw89: coex: add WL_S0 hardware TX/RX mask to allow WL_S0 TX/RX during GNT_BT WiFi/BT combo module could only have two antenna, namely WL_S0 and WL_S1. WiFi can use two antenna to TX/RX 2SS data, and BT can share one of the antenna. This patch is to allow WiFi to TX/RX 1SS data like ACK/RTS/CTS to improve Wi-Fi performance while coexisting with Bluetooth. Signed-off-by: Ching-Te Ku Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220920010939.12173-6-pkshih@realtek.com --- diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852a.c b/drivers/net/wireless/realtek/rtw89/rtw8852a.c index a2d0f2e2794e5..c6c92a2a16134 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852a.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852a.c @@ -1843,6 +1843,9 @@ static void rtw8852a_btc_init_cfg(struct rtw89_dev *rtwdev) RF_PATH_A, BTC_BT_SS_GROUP, 0x5ff); rtw8852a_set_trx_mask(rtwdev, RF_PATH_B, BTC_BT_SS_GROUP, 0x5ff); + /* set path-A(S0) Tx/Rx no-mask if GNT_WL=0 && BT_S1=tx group */ + rtw8852a_set_trx_mask(rtwdev, + RF_PATH_A, BTC_BT_TX_GROUP, 0x5ff); } else { /* set WL Tx stb if GNT_WL = 0 && BT_S1 = ss group for 3-ant */ rtw8852a_set_trx_mask(rtwdev, RF_PATH_A, BTC_BT_SS_GROUP, 0x5df);