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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 | /* Functions internal to the RIO core code */ |
18 | |
19 | extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid, |
20 | u8 hopcount, int ftr); |
21 | extern int rio_create_sysfs_dev_files(struct rio_dev *rdev); |
22 | extern int rio_enum_mport(struct rio_mport *mport); |
23 | extern int rio_disc_mport(struct rio_mport *mport); |
24 | |
25 | /* Structures internal to the RIO core code */ |
26 | extern struct device_attribute rio_dev_attrs[]; |
27 | extern spinlock_t rio_global_list_lock; |
28 | |
29 | extern struct rio_route_ops __start_rio_route_ops[]; |
30 | extern struct rio_route_ops __end_rio_route_ops[]; |
31 | |
32 | /* Helpers internal to the RIO core code */ |
33 | #define DECLARE_RIO_ROUTE_SECTION(section, vid, did, add_hook, get_hook) \ |
34 | static struct rio_route_ops __rio_route_ops __used \ |
35 | __section(section)= { vid, did, add_hook, get_hook }; |
36 | |
37 | /** |
38 | * DECLARE_RIO_ROUTE_OPS - Registers switch routing operations |
39 | * @vid: RIO vendor ID |
40 | * @did: RIO device ID |
41 | * @add_hook: Callback that adds a route entry |
42 | * @get_hook: Callback that gets a route entry |
43 | * |
44 | * Manipulating switch route tables in RIO is switch specific. This |
45 | * registers a switch by vendor and device ID with two callbacks for |
46 | * modifying and retrieving route entries in a switch. A &struct |
47 | * rio_route_ops is initialized with the ops and placed into a |
48 | * RIO-specific kernel section. |
49 | */ |
50 | #define DECLARE_RIO_ROUTE_OPS(vid, did, add_hook, get_hook) \ |
51 | DECLARE_RIO_ROUTE_SECTION(.rio_route_ops, \ |
52 | vid, did, add_hook, get_hook) |
53 | |
54 | #define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16)) |
55 | #define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16)) |
56 |
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