Bluetooth: btintel: Define callback to fetch data_path_id

For Intel controllers supporting HFP offload usecase,
define a callback function to fetch data_path_id

Signed-off-by: Kiran K <kiran.k@intel.com>
Reviewed-by: Chethan T N <chethan.tumkur.narayan@intel.com>
Reviewed-by: Srivatsa Ravishankar <ravishankar.srivatsa@intel.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

drivers/bluetooth/btintel.c

@@ -2158,6 +2158,13 @@ static int btintel_prepare_fw_download_tlv(struct hci_dev *hdev,
 	return err;
 }
 
+static int btintel_get_data_path_id(struct hci_dev *hdev, __u8 *data_path_id)
+{
+	/* Intel uses 1 as data path id for all the usecases */
+	*data_path_id = 1;
+	return 0;
+}
+
 static int btintel_configure_offload(struct hci_dev *hdev)
 {
 	struct sk_buff *skb;
@@ -2182,6 +2189,9 @@ static int btintel_configure_offload(struct hci_dev *hdev)
 		err = -bt_to_errno(skb->data[0]);
 		goto error;
 	}
+
+	if (use_cases->preset[0] & 0x03)
+		hdev->get_data_path_id = btintel_get_data_path_id;
 error:
 	kfree_skb(skb);
 	return err;