Bluetooth: Use controller sets when available

This makes use of controller sets when using Extended Advertising
feature thus offloading the scheduling to the controller.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/net/bluetooth/hci_request.h b/net/bluetooth/hci_request.h
index 55b2050..a7019fb 100644
--- a/net/bluetooth/hci_request.h
+++ b/net/bluetooth/hci_request.h
@@ -83,7 +83,7 @@ void hci_req_clear_adv_instance(struct hci_dev *hdev, struct sock *sk,
 
 int __hci_req_setup_ext_adv_instance(struct hci_request *req, u8 instance);
 int __hci_req_start_ext_adv(struct hci_request *req, u8 instance);
-void __hci_req_enable_ext_advertising(struct hci_request *req);
+int __hci_req_enable_ext_advertising(struct hci_request *req, u8 instance);
 void __hci_req_clear_ext_adv_sets(struct hci_request *req);
 int hci_get_random_address(struct hci_dev *hdev, bool require_privacy,
 			   bool use_rpa, struct adv_info *adv_instance,