1/*
2 * RapidIO interconnect services
3 *
4 * Copyright 2005 MontaVista Software, Inc.
5 * Matt Porter <mporter@kernel.crashing.org>
6 *
7 * This program is free software; you can redistribute  it and/or modify it
8 * under  the terms of  the GNU General  Public License as published by the
9 * Free Software Foundation;  either version 2 of the  License, or (at your
10 * option) any later version.
11 */
12
13#include <linux/device.h>
14#include <linux/list.h>
15#include <linux/rio.h>
16
17#define RIO_MAX_CHK_RETRY	3
18#define RIO_MPORT_ANY		(-1)
19
20/* Functions internal to the RIO core code */
21
22extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid,
23				 u8 hopcount, int ftr);
24extern u32 rio_mport_get_physefb(struct rio_mport *port, int local,
25				 u16 destid, u8 hopcount);
26extern u32 rio_mport_get_efb(struct rio_mport *port, int local, u16 destid,
27			     u8 hopcount, u32 from);
28extern int rio_mport_chk_dev_access(struct rio_mport *mport, u16 destid,
29				    u8 hopcount);
30extern int rio_create_sysfs_dev_files(struct rio_dev *rdev);
31extern int rio_lock_device(struct rio_mport *port, u16 destid,
32			u8 hopcount, int wait_ms);
33extern int rio_unlock_device(struct rio_mport *port, u16 destid, u8 hopcount);
34extern int rio_route_add_entry(struct rio_dev *rdev,
35			u16 table, u16 route_destid, u8 route_port, int lock);
36extern int rio_route_get_entry(struct rio_dev *rdev, u16 table,
37			u16 route_destid, u8 *route_port, int lock);
38extern int rio_route_clr_table(struct rio_dev *rdev, u16 table, int lock);
39extern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock);
40extern struct rio_dev *rio_get_comptag(u32 comp_tag, struct rio_dev *from);
41extern int rio_add_device(struct rio_dev *rdev);
42extern int rio_enable_rx_tx_port(struct rio_mport *port, int local, u16 destid,
43				 u8 hopcount, u8 port_num);
44extern int rio_register_scan(int mport_id, struct rio_scan *scan_ops);
45extern int rio_unregister_scan(int mport_id, struct rio_scan *scan_ops);
46extern void rio_attach_device(struct rio_dev *rdev);
47extern struct rio_mport *rio_find_mport(int mport_id);
48extern int rio_mport_scan(int mport_id);
49
50/* Structures internal to the RIO core code */
51extern const struct attribute_group *rio_dev_groups[];
52extern const struct attribute_group *rio_bus_groups[];
53extern const struct attribute_group *rio_mport_groups[];
54
55#define RIO_GET_DID(size, x)	(size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16))
56#define RIO_SET_DID(size, x)	(size ? (x & 0xffff) : ((x & 0x000000ff) << 16))
57