Commit | Line | Data |
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394b701c MP |
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 | ||
6429cd49 | 17 | #define RIO_MAX_CHK_RETRY 3 |
a11650e1 | 18 | #define RIO_MPORT_ANY (-1) |
6429cd49 | 19 | |
394b701c MP |
20 | /* Functions internal to the RIO core code */ |
21 | ||
22 | extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid, | |
23 | u8 hopcount, int ftr); | |
e5cabeb3 AB |
24 | extern u32 rio_mport_get_physefb(struct rio_mport *port, int local, |
25 | u16 destid, u8 hopcount); | |
26 | extern u32 rio_mport_get_efb(struct rio_mport *port, int local, u16 destid, | |
27 | u8 hopcount, u32 from); | |
e274e0ed AB |
28 | extern int rio_mport_chk_dev_access(struct rio_mport *mport, u16 destid, |
29 | u8 hopcount); | |
394b701c | 30 | extern int rio_create_sysfs_dev_files(struct rio_dev *rdev); |
07590ff0 AB |
31 | extern int rio_std_route_add_entry(struct rio_mport *mport, u16 destid, |
32 | u8 hopcount, u16 table, u16 route_destid, | |
33 | u8 route_port); | |
34 | extern int rio_std_route_get_entry(struct rio_mport *mport, u16 destid, | |
35 | u8 hopcount, u16 table, u16 route_destid, | |
36 | u8 *route_port); | |
37 | extern int rio_std_route_clr_table(struct rio_mport *mport, u16 destid, | |
38 | u8 hopcount, u16 table); | |
e5cabeb3 | 39 | extern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock); |
af84ca38 | 40 | extern struct rio_dev *rio_get_comptag(u32 comp_tag, struct rio_dev *from); |
a11650e1 AB |
41 | extern int rio_add_device(struct rio_dev *rdev); |
42 | extern void rio_switch_init(struct rio_dev *rdev, int do_enum); | |
43 | extern int rio_enable_rx_tx_port(struct rio_mport *port, int local, u16 destid, | |
44 | u8 hopcount, u8 port_num); | |
45 | extern int rio_register_scan(int mport_id, struct rio_scan *scan_ops); | |
46 | extern int rio_unregister_scan(int mport_id); | |
47 | extern void rio_attach_device(struct rio_dev *rdev); | |
bc8fcfea | 48 | extern struct rio_mport *rio_find_mport(int mport_id); |
394b701c MP |
49 | |
50 | /* Structures internal to the RIO core code */ | |
51 | extern struct device_attribute rio_dev_attrs[]; | |
bc8fcfea | 52 | extern struct bus_attribute rio_bus_attrs[]; |
394b701c | 53 | |
058f88d6 AB |
54 | extern struct rio_switch_ops __start_rio_switch_ops[]; |
55 | extern struct rio_switch_ops __end_rio_switch_ops[]; | |
fa78cc51 | 56 | |
394b701c | 57 | /* Helpers internal to the RIO core code */ |
058f88d6 AB |
58 | #define DECLARE_RIO_SWITCH_SECTION(section, name, vid, did, init_hook) \ |
59 | static const struct rio_switch_ops __rio_switch_##name __used \ | |
60 | __section(section) = { vid, did, init_hook }; | |
394b701c MP |
61 | |
62 | /** | |
058f88d6 | 63 | * DECLARE_RIO_SWITCH_INIT - Registers switch initialization routine |
394b701c MP |
64 | * @vid: RIO vendor ID |
65 | * @did: RIO device ID | |
058f88d6 | 66 | * @init_hook: Callback that performs switch-specific initialization |
394b701c | 67 | * |
058f88d6 AB |
68 | * Manipulating switch route tables and error management in RIO |
69 | * is switch specific. This registers a switch by vendor and device ID with | |
70 | * initialization callback for setting up switch operations and (if required) | |
71 | * hardware initialization. A &struct rio_switch_ops is initialized with | |
72 | * pointer to the init routine and placed into a RIO-specific kernel section. | |
394b701c | 73 | */ |
058f88d6 AB |
74 | #define DECLARE_RIO_SWITCH_INIT(vid, did, init_hook) \ |
75 | DECLARE_RIO_SWITCH_SECTION(.rio_switch_ops, vid##did, \ | |
76 | vid, did, init_hook) | |
394b701c | 77 | |
e0423236 ZW |
78 | #define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16)) |
79 | #define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16)) |