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rio.h
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1 /*
2  * RapidIO interconnect services
3  *
4  * Copyright 2005 MontaVista Software, Inc.
5  * Matt Porter <[email protected]>
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 
19 /* Functions internal to the RIO core code */
20 
21 extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid,
22  u8 hopcount, int ftr);
23 extern u32 rio_mport_get_physefb(struct rio_mport *port, int local,
24  u16 destid, u8 hopcount);
25 extern u32 rio_mport_get_efb(struct rio_mport *port, int local, u16 destid,
26  u8 hopcount, u32 from);
27 extern int rio_mport_chk_dev_access(struct rio_mport *mport, u16 destid,
28  u8 hopcount);
29 extern int rio_create_sysfs_dev_files(struct rio_dev *rdev);
30 extern int rio_enum_mport(struct rio_mport *mport);
31 extern int rio_disc_mport(struct rio_mport *mport);
32 extern int rio_std_route_add_entry(struct rio_mport *mport, u16 destid,
33  u8 hopcount, u16 table, u16 route_destid,
34  u8 route_port);
35 extern int rio_std_route_get_entry(struct rio_mport *mport, u16 destid,
36  u8 hopcount, u16 table, u16 route_destid,
37  u8 *route_port);
38 extern int rio_std_route_clr_table(struct rio_mport *mport, u16 destid,
39  u8 hopcount, u16 table);
40 extern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock);
41 extern struct rio_dev *rio_get_comptag(u32 comp_tag, struct rio_dev *from);
42 
43 /* Structures internal to the RIO core code */
44 extern struct device_attribute rio_dev_attrs[];
46 
48 extern struct rio_switch_ops __end_rio_switch_ops[];
49 
50 /* Helpers internal to the RIO core code */
51 #define DECLARE_RIO_SWITCH_SECTION(section, name, vid, did, init_hook) \
52  static const struct rio_switch_ops __rio_switch_##name __used \
53  __section(section) = { vid, did, init_hook };
54 
67 #define DECLARE_RIO_SWITCH_INIT(vid, did, init_hook) \
68  DECLARE_RIO_SWITCH_SECTION(.rio_switch_ops, vid##did, \
69  vid, did, init_hook)
70 
71 #define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16))
72 #define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16))