wifi: rtw89: only reset BB/RF for existing WiFi 6 chips while starting up

The new WiFi 7 chips change the design, so no need to disable/enable
BB/RF when core_start(). Keep the same logic for existing chips.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20231211083341.118047-7-pkshih@realtek.com

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

@@ -3956,10 +3956,7 @@ int rtw89_core_start(struct rtw89_dev *rtwdev)
 	/* efuse process */
 
 	/* pre-config BB/RF, BB reset/RFC reset */
-	ret = rtw89_chip_disable_bb_rf(rtwdev);
-	if (ret)
-		return ret;
-	ret = rtw89_chip_enable_bb_rf(rtwdev);
+	ret = rtw89_chip_reset_bb_rf(rtwdev);
 	if (ret)
 		return ret;
 

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

@@ -1108,6 +1108,23 @@ static inline int rtw89_chip_disable_bb_rf(struct rtw89_dev *rtwdev)
 	return chip->ops->disable_bb_rf(rtwdev);
 }
 
+static inline int rtw89_chip_reset_bb_rf(struct rtw89_dev *rtwdev)
+{
+	int ret;
+
+	if (rtwdev->chip->chip_gen != RTW89_CHIP_AX)
+		return 0;
+
+	ret = rtw89_chip_disable_bb_rf(rtwdev);
+	if (ret)
+		return ret;
+	ret = rtw89_chip_enable_bb_rf(rtwdev);
+	if (ret)
+		return ret;
+
+	return 0;
+}
+
 u32 rtw89_mac_get_err_status(struct rtw89_dev *rtwdev);
 int rtw89_mac_set_err_status(struct rtw89_dev *rtwdev, u32 err);
 bool rtw89_mac_c2h_chk_atomic(struct rtw89_dev *rtwdev, u8 class, u8 func);