diff --git a/drivers/bluetooth/btmtk.h b/drivers/bluetooth/btmtk.h
index 6fc69cd8636b..5df7c3296624 100644
--- a/drivers/bluetooth/btmtk.h
+++ b/drivers/bluetooth/btmtk.h
@@ -202,7 +202,6 @@ int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb);
 void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id, u32 fw_ver,
 			   u32 fw_flavor);
 
-#if IS_ENABLED(CONFIG_BT_HCIBTUSB_MTK)
 int btmtk_usb_subsys_reset(struct hci_dev *hdev, u32 dev_id);
 
 int btmtk_usb_recv_acl(struct hci_dev *hdev, struct sk_buff *skb);
@@ -217,7 +216,6 @@ int btmtk_usb_suspend(struct hci_dev *hdev);
 int btmtk_usb_setup(struct hci_dev *hdev);
 
 int btmtk_usb_shutdown(struct hci_dev *hdev);
-#endif
 #else
 
 static inline int btmtk_set_bdaddr(struct hci_dev *hdev,