Commit 841f2633 authored by Ching-Te Ku's avatar Ching-Te Ku Committed by Kalle Valo
Browse files

rtw89: coex: Add case for scan offload 



Turn off coexistence driver control, let firmware can control the
traffic during scan. This prevents potential unexpected behavior of
the BT driver.

Signed-off-by: default avatarChing-Te Ku <ku920601@realtek.com>
Signed-off-by: default avatarPing-Ke Shih <pkshih@realtek.com>
Signed-off-by: default avatarKalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220401055043.12512-4-pkshih@realtek.com
parent 2b8219e9

drivers/net/wireless/realtek/rtw89/coex.c

+11 −1
Original line number Diff line number Diff line
@@ -3068,7 +3068,17 @@ static void _action_wl_scan(struct rtw89_dev *rtwdev) 
	struct rtw89_btc_wl_info *wl = &btc->cx.wl;

	struct rtw89_btc_wl_dbcc_info *wl_dinfo = &wl->dbcc_info;



	if (rtwdev->dbcc_en) {

	if (RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw)) {

		_set_ant(rtwdev, NM_EXEC, BTC_PHY_ALL, BTC_ANT_W25G);

		if (btc->mdinfo.ant.type == BTC_ANT_SHARED)

			_set_policy(rtwdev, BTC_CXP_OFFE_DEF,

				    BTC_RSN_NTFY_SCAN_START);

		else

			_set_policy(rtwdev, BTC_CXP_OFF_EQ0,

				    BTC_RSN_NTFY_SCAN_START);



		rtw89_debug(rtwdev, RTW89_DBG_BTC, "[BTC], Scan offload!\n");

	} else if (rtwdev->dbcc_en) {

		if (wl_dinfo->real_band[RTW89_PHY_0] != RTW89_BAND_2G &&

		    wl_dinfo->real_band[RTW89_PHY_1] != RTW89_BAND_2G)

			_action_wl_5g(rtwdev);