wifi: rtw89: mcc: deal with BT slot change

When receiving request of adjusting BT slot from coex. mechanism,
we need to fetch the new BT slot and use the new one to calculate
MCC (multi-channel concurrency) pattern. Then, we update the new
MCC pattern to FW.
Signed-off-by: Zong-Zhe Yang <kevin_yang@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/20230908031145.20931-8-pkshih@realtek.com

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

@@ -1646,12 +1646,15 @@ void rtw89_chanctx_work(struct work_struct *work)
 		break;
 	case RTW89_ENTITY_MODE_MCC:
 		if (changed & BIT(RTW89_CHANCTX_BCN_OFFSET_CHANGE) ||
-		    changed & BIT(RTW89_CHANCTX_P2P_PS_CHANGE))
+		    changed & BIT(RTW89_CHANCTX_P2P_PS_CHANGE) ||
+		    changed & BIT(RTW89_CHANCTX_BT_SLOT_CHANGE))
 			update_mcc_pattern = true;
 		if (changed & BIT(RTW89_CHANCTX_REMOTE_STA_CHANGE))
 			rtw89_mcc_update_macid_bitmap(rtwdev);
 		if (changed & BIT(RTW89_CHANCTX_P2P_PS_CHANGE))
 			rtw89_mcc_update_limit(rtwdev);
+		if (changed & BIT(RTW89_CHANCTX_BT_SLOT_CHANGE))
+			rtw89_mcc_fill_bt_role(rtwdev);
 		if (update_mcc_pattern) {
 			ret = rtw89_mcc_update(rtwdev);
 			if (ret)

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

@@ -3528,6 +3528,7 @@ void rtw89_core_ntfy_btc_event(struct rtw89_dev *rtwdev, enum rtw89_btc_hmsg eve
 		bt_req_len = rtw89_coex_query_bt_req_len(rtwdev, RTW89_PHY_0);
 		rtw89_debug(rtwdev, RTW89_DBG_BTC,
 			    "coex updates BT req len to %d TU\n", bt_req_len);
+		rtw89_queue_chanctx_change(rtwdev, RTW89_CHANCTX_BT_SLOT_CHANGE);
 		break;
 	default:
 		if (event < NUM_OF_RTW89_BTC_HMSG)

drivers/net/wireless/realtek/rtw89/core.h

@@ -3791,6 +3791,7 @@ enum rtw89_chanctx_changes {
 	RTW89_CHANCTX_REMOTE_STA_CHANGE,
 	RTW89_CHANCTX_BCN_OFFSET_CHANGE,
 	RTW89_CHANCTX_P2P_PS_CHANGE,
+	RTW89_CHANCTX_BT_SLOT_CHANGE,
 
 	NUM_OF_RTW89_CHANCTX_CHANGES,
 	RTW89_CHANCTX_CHANGE_DFLT = NUM_OF_RTW89_CHANCTX_CHANGES,