hci_setup_ext_adv_instance_sync
int hci_setup_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance);
err = hci_setup_ext_adv_instance_sync(hdev, instance);
err = hci_setup_ext_adv_instance_sync(hdev, 0x00);
status = hci_setup_ext_adv_instance_sync(hdev, 0x00);
return hci_setup_ext_adv_instance_sync(hdev, cp->instance);