1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Thunderbolt Cactus Ridge driver - PCIe tunnel
4  *
5  * Copyright (c) 2014 Andreas Noever <andreas.noever@gmail.com>
6  */
7 
8 #ifndef TB_PCI_H_
9 #define TB_PCI_H_
10 
11 #include "tb.h"
12 
13 struct tb_pci_tunnel {
14 	struct tb *tb;
15 	struct tb_port *up_port;
16 	struct tb_port *down_port;
17 	struct tb_path *path_to_up;
18 	struct tb_path *path_to_down;
19 	struct list_head list;
20 };
21 
22 struct tb_pci_tunnel *tb_pci_alloc(struct tb *tb, struct tb_port *up,
23 				   struct tb_port *down);
24 void tb_pci_free(struct tb_pci_tunnel *tunnel);
25 int tb_pci_activate(struct tb_pci_tunnel *tunnel);
26 int tb_pci_restart(struct tb_pci_tunnel *tunnel);
27 void tb_pci_deactivate(struct tb_pci_tunnel *tunnel);
28 bool tb_pci_is_invalid(struct tb_pci_tunnel *tunnel);
29 
30 #endif
31 
32