3 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/coex.h b/drivers/net/wireless/realtek/rtw89/coex.h
index f16421cb30ef..e76153709793 100644
--- a/drivers/net/wireless/realtek/rtw89/coex.h
+++ b/drivers/net/wireless/realtek/rtw89/coex.h
@@ -193,4 +193,13 @@ static inline u8 rtw89_btc_path_phymap(struct rtw89_dev *rtwdev,
 	return rtw89_btc_phymap(rtwdev, phy_idx, BIT(path));
 }
 
+/* return bt req len in TU */
+static inline u16 rtw89_coex_query_bt_req_len(struct rtw89_dev *rtwdev,
+					      enum rtw89_phy_idx phy_idx)
+{
+	struct rtw89_btc *btc = &rtwdev->btc;
+
+	return btc->bt_req_len;
+}
+
 #endif
diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c
index 71eb9cfd4896..a338b0a97910 100644
--- a/drivers/net/wireless/realtek/rtw89/core.c
+++ b/drivers/net/wireless/realtek/rtw89/core.c
@@ -3464,6 +3464,27 @@ void rtw89_complete_cond(struct rtw89_wait_info *wait, unsigned int cond,
 	complete(&wait->completion);
 }
 
+void rtw89_core_ntfy_btc_event(struct rtw89_dev *rtwdev, enum rtw89_btc_hmsg event)
+{
+	u16 bt_req_len;
+
+	switch (event) {
+	case RTW89_BTC_HMSG_SET_BT_REQ_SLOT:
+		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);
+		break;
+	default:
+		if (event < NUM_OF_RTW89_BTC_HMSG)
+			rtw89_debug(rtwdev, RTW89_DBG_BTC,
+				    "unhandled BTC HMSG event: %d\n", event);
+		else
+			rtw89_warn(rtwdev,
+				   "unrecognized BTC HMSG event: %d\n", event);
+		break;
+	}
+}
+
 int rtw89_core_start(struct rtw89_dev *rtwdev)
 {
 	int ret;
diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h
index b5a08f90f5bd..5b60bc72b4a5 100644
--- a/drivers/net/wireless/realtek/rtw89/core.h
+++ b/drivers/net/wireless/realtek/rtw89/core.h
@@ -2656,6 +2656,17 @@ struct rtw89_btc {
 	bool lps;
 };
 
+enum rtw89_btc_hmsg {
+	RTW89_BTC_HMSG_TMR_EN = 0x0,
+	RTW89_BTC_HMSG_BT_REG_READBACK = 0x1,
+	RTW89_BTC_HMSG_SET_BT_REQ_SLOT = 0x2,
+	RTW89_BTC_HMSG_FW_EV = 0x3,
+	RTW89_BTC_HMSG_BT_LINK_CHG = 0x4,
+	RTW89_BTC_HMSG_SET_BT_REQ_STBC = 0x5,
+
+	NUM_OF_RTW89_BTC_HMSG,
+};
+
 enum rtw89_ra_mode {
 	RTW89_RA_MODE_CCK = BIT(0),
 	RTW89_RA_MODE_OFDM = BIT(1),
@@ -5325,5 +5336,6 @@ void rtw89_core_scan_complete(struct rtw89_dev *rtwdev,
 			      struct ieee80211_vif *vif, bool hw_scan);
 void rtw89_reg_6ghz_power_recalc(struct rtw89_dev *rtwdev,
 				 struct rtw89_vif *rtwvif, bool active);
+void rtw89_core_ntfy_btc_event(struct rtw89_dev *rtwdev, enum rtw89_btc_hmsg event);
 
 #endif