tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
22struct 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
31struct superhyway_device_id {
32 unsigned int id;
33 unsigned long driver_data;
34};
35
36struct superhyway_device;
37extern struct bus_type superhyway_bus_type;
38
39struct 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
51struct 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
68extern int superhyway_scan_bus(void);
69
70/* drivers/sh/superhyway/superhyway.c */
71int superhyway_register_driver(struct superhyway_driver *);
72void superhyway_unregister_driver(struct superhyway_driver *);
73int superhyway_add_device(unsigned int, unsigned long, unsigned long long);
74
75/* drivers/sh/superhyway/superhyway-sysfs.c */
76extern struct device_attribute superhyway_dev_attrs[];
77
78#endif /* __LINUX_SUPERHYWAY_H */
79