2 * RapidIO interconnect services
4 * Copyright 2005 MontaVista Software, Inc.
5 * Matt Porter <mporter@kernel.crashing.org>
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.
13 #include <linux/device.h>
14 #include <linux/list.h>
15 #include <linux/rio.h>
17 #define RIO_MAX_CHK_RETRY 3
19 /* Functions internal to the RIO core code */
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_create_sysfs_dev_files(struct rio_dev
*rdev
);
28 extern int rio_enum_mport(struct rio_mport
*mport
);
29 extern int rio_disc_mport(struct rio_mport
*mport
);
30 extern int rio_std_route_add_entry(struct rio_mport
*mport
, u16 destid
,
31 u8 hopcount
, u16 table
, u16 route_destid
,
33 extern int rio_std_route_get_entry(struct rio_mport
*mport
, u16 destid
,
34 u8 hopcount
, u16 table
, u16 route_destid
,
36 extern int rio_std_route_clr_table(struct rio_mport
*mport
, u16 destid
,
37 u8 hopcount
, u16 table
);
38 extern int rio_set_port_lockout(struct rio_dev
*rdev
, u32 pnum
, int lock
);
40 /* Structures internal to the RIO core code */
41 extern struct device_attribute rio_dev_attrs
[];
42 extern spinlock_t rio_global_list_lock
;
44 extern struct rio_switch_ops __start_rio_switch_ops
[];
45 extern struct rio_switch_ops __end_rio_switch_ops
[];
47 /* Helpers internal to the RIO core code */
48 #define DECLARE_RIO_SWITCH_SECTION(section, name, vid, did, init_hook) \
49 static const struct rio_switch_ops __rio_switch_##name __used \
50 __section(section) = { vid, did, init_hook };
53 * DECLARE_RIO_SWITCH_INIT - Registers switch initialization routine
56 * @init_hook: Callback that performs switch-specific initialization
58 * Manipulating switch route tables and error management in RIO
59 * is switch specific. This registers a switch by vendor and device ID with
60 * initialization callback for setting up switch operations and (if required)
61 * hardware initialization. A &struct rio_switch_ops is initialized with
62 * pointer to the init routine and placed into a RIO-specific kernel section.
64 #define DECLARE_RIO_SWITCH_INIT(vid, did, init_hook) \
65 DECLARE_RIO_SWITCH_SECTION(.rio_switch_ops, vid##did, \
68 #define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16))
69 #define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16))