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
18 #define RIO_MPORT_ANY (-1)
20 /* Functions internal to the RIO core code */
22 extern u32
rio_mport_get_feature(struct rio_mport
*mport
, int local
, u16 destid
,
23 u8 hopcount
, int ftr
);
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
);
28 extern int rio_mport_chk_dev_access(struct rio_mport
*mport
, u16 destid
,
30 extern int rio_create_sysfs_dev_files(struct rio_dev
*rdev
);
31 extern int rio_std_route_add_entry(struct rio_mport
*mport
, u16 destid
,
32 u8 hopcount
, u16 table
, u16 route_destid
,
34 extern int rio_std_route_get_entry(struct rio_mport
*mport
, u16 destid
,
35 u8 hopcount
, u16 table
, u16 route_destid
,
37 extern int rio_std_route_clr_table(struct rio_mport
*mport
, u16 destid
,
38 u8 hopcount
, u16 table
);
39 extern int rio_set_port_lockout(struct rio_dev
*rdev
, u32 pnum
, int lock
);
40 extern struct rio_dev
*rio_get_comptag(u32 comp_tag
, struct rio_dev
*from
);
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
);
48 extern struct rio_mport
*rio_find_mport(int mport_id
);
50 /* Structures internal to the RIO core code */
51 extern struct device_attribute rio_dev_attrs
[];
52 extern struct bus_attribute rio_bus_attrs
[];
54 extern struct rio_switch_ops __start_rio_switch_ops
[];
55 extern struct rio_switch_ops __end_rio_switch_ops
[];
57 /* Helpers internal to the RIO core code */
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 };
63 * DECLARE_RIO_SWITCH_INIT - Registers switch initialization routine
66 * @init_hook: Callback that performs switch-specific initialization
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.
74 #define DECLARE_RIO_SWITCH_INIT(vid, did, init_hook) \
75 DECLARE_RIO_SWITCH_SECTION(.rio_switch_ops, vid##did, \
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))