rtlwifi: Add in_4way field for btcoexist

If wifi is in 4way, btcoex give wifi higher priority to use antenna.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.c

@@ -428,8 +428,7 @@ static bool halbtc_get(void *void_btcoexist, u8 get_type, void *out_buf)
 			*bool_tmp = false;
 		break;
 	case BTC_GET_BL_WIFI_4_WAY_PROGRESS:
-		/* TODO */
-		*bool_tmp = false;
+		*bool_tmp = rtlpriv->btcoexist.btc_info.in_4way;
 		break;
 	case BTC_GET_BL_WIFI_UNDER_5G:
 		if (rtlhal->current_bandtype == BAND_ON_5G)

drivers/net/wireless/realtek/rtlwifi/wifi.h

@@ -2484,6 +2484,7 @@ struct rtl_btc_info {
 	u8 single_ant_path;
 
 	u8 ap_num;
+	bool in_4way;
 };
 
 struct bt_coexist_info {