From f16c40acd31901ad0ba2554b60e0e2b0c7b59cde Mon Sep 17 00:00:00 2001 From: Po-Hao Huang Date: Mon, 21 Oct 2024 14:32:19 +0800 Subject: [PATCH] wifi: rtw89: Fix TX fail with A2DP after scanning There might be some racing between BT and WiFi after scan. Since one of the TX related register will be modified by both FW and rtw89_set_channel() in driver, which could cause Tx fail. Reorder the calling sequence to only notify coexistence mechanism after rtw89_set_channel() is called, so that there are no concurrent operations. Fixes: 5f499ce69b8d ("wifi: rtw89: pause/proceed MCC for ROC and HW scan") Signed-off-by: Po-Hao Huang Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/20241021063219.22613-1-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/fw.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 5f160486474e..f504d1681fa3 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -6721,6 +6721,8 @@ void rtw89_hw_scan_complete(struct rtw89_dev *rtwdev, if (!rtwvif_link) return; + rtw89_chanctx_proceed(rtwdev); + rtwvif = rtwvif_link->rtwvif; reg = rtw89_mac_reg_by_idx(rtwdev, mac->rx_fltr, rtwvif_link->mac_idx); @@ -6738,8 +6740,6 @@ void rtw89_hw_scan_complete(struct rtw89_dev *rtwdev, scan_info->last_chan_idx = 0; scan_info->scanning_vif = NULL; scan_info->abort = false; - - rtw89_chanctx_proceed(rtwdev); } void rtw89_hw_scan_abort(struct rtw89_dev *rtwdev, -- 2.50.1