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1da177e4 LT |
1 | /* |
2 | * include/linux/superhyway.h | |
3 | * | |
4 | * SuperHyway Bus definitions | |
5 | * | |
6 | * Copyright (C) 2004, 2005 Paul Mundt <lethal@linux-sh.org> | |
7 | * | |
8 | * This file is subject to the terms and conditions of the GNU General Public | |
9 | * License. See the file "COPYING" in the main directory of this archive | |
10 | * for more details. | |
11 | */ | |
12 | #ifndef __LINUX_SUPERHYWAY_H | |
13 | #define __LINUX_SUPERHYWAY_H | |
14 | ||
15 | #include <linux/device.h> | |
16 | ||
17 | /* | |
18 | * SuperHyway IDs | |
19 | */ | |
20 | #define SUPERHYWAY_DEVICE_ID_SH5_DMAC 0x0183 | |
21 | ||
22 | struct vcr_info { | |
23 | u8 perr_flags; /* P-port Error flags */ | |
24 | u8 merr_flags; /* Module Error flags */ | |
25 | u16 mod_vers; /* Module Version */ | |
26 | u16 mod_id; /* Module ID */ | |
27 | u8 bot_mb; /* Bottom Memory block */ | |
28 | u8 top_mb; /* Top Memory block */ | |
29 | }; | |
30 | ||
31 | struct superhyway_device_id { | |
32 | unsigned int id; | |
33 | unsigned long driver_data; | |
34 | }; | |
35 | ||
36 | struct superhyway_device; | |
37 | extern struct bus_type superhyway_bus_type; | |
38 | ||
39 | struct superhyway_driver { | |
40 | char *name; | |
41 | ||
42 | const struct superhyway_device_id *id_table; | |
43 | struct device_driver drv; | |
44 | ||
45 | int (*probe)(struct superhyway_device *dev, const struct superhyway_device_id *id); | |
46 | void (*remove)(struct superhyway_device *dev); | |
47 | }; | |
48 | ||
49 | #define to_superhyway_driver(d) container_of((d), struct superhyway_driver, drv) | |
50 | ||
51 | struct superhyway_device { | |
52 | char name[32]; | |
53 | ||
54 | struct device dev; | |
55 | ||
56 | struct superhyway_device_id id; | |
57 | struct superhyway_driver *drv; | |
58 | ||
59 | struct resource resource; | |
60 | struct vcr_info vcr; | |
61 | }; | |
62 | ||
63 | #define to_superhyway_device(d) container_of((d), struct superhyway_device, dev) | |
64 | ||
65 | #define superhyway_get_drvdata(d) dev_get_drvdata(&(d)->dev) | |
66 | #define superhyway_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, (p)) | |
67 | ||
68 | extern int superhyway_scan_bus(void); | |
69 | ||
70 | /* drivers/sh/superhyway/superhyway.c */ | |
71 | int superhyway_register_driver(struct superhyway_driver *); | |
72 | void superhyway_unregister_driver(struct superhyway_driver *); | |
73 | int superhyway_add_device(unsigned int, unsigned long, unsigned long long); | |
74 | ||
75 | /* drivers/sh/superhyway/superhyway-sysfs.c */ | |
76 | extern struct device_attribute superhyway_dev_attrs[]; | |
77 | ||
78 | #endif /* __LINUX_SUPERHYWAY_H */ | |
79 |