1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
#ifndef _SERIO_H
#define _SERIO_H
/*
* Copyright (C) 1999-2002 Vojtech Pavlik
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*/
#include <linux/ioctl.h>
#define SPIOCSTYPE _IOW('q', 0x01, unsigned long)
#ifdef __KERNEL__
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/mutex.h>
#include <linux/device.h>
#include <linux/mod_devicetable.h>
struct serio {
void *port_data;
char name[32];
char phys[32];
bool manual_bind;
struct serio_device_id id;
spinlock_t lock; /* protects critical sections from port's interrupt handler */
int (*write)(struct serio *, unsigned char);
int (*open)(struct serio *);
void (*close)(struct serio *);
int (*start)(struct serio *);
void (*stop)(struct serio *);
struct serio *parent, *child;
unsigned int depth; /* level of nesting in serio hierarchy */
struct serio_driver *drv; /* accessed from interrupt, must be protected by serio->lock and serio->sem */
struct mutex drv_mutex; /* protects serio->drv so attributes can pin driver */
struct device dev;
struct list_head node;
};
#define to_serio_port(d) container_of(d, struct serio, dev)
struct serio_driver {
void *private;
char *description;
struct serio_device_id *id_table;
bool manual_bind;
void (*write_wakeup)(struct serio *);
irqreturn_t (*interrupt)(struct serio *, unsigned char, unsigned int);
int (*connect)(struct serio *, struct serio_driver *drv);
int (*reconnect)(struct serio *);
void (*disconnect)(struct serio *);
void (*cleanup)(struct serio *);
struct device_driver driver;
};
#define to_serio_driver(d) container_of(d, struct serio_driver, driver)
int serio_open(struct serio *serio, struct serio_driver *drv);
void serio_close(struct serio *serio);
void serio_rescan(struct serio *serio);
void serio_reconnect(struct serio *serio);
irqreturn_t serio_interrupt(struct serio *serio, unsigned char data, unsigned int flags);
void __serio_register_port(struct serio *serio, struct module *owner);
static inline void serio_register_port(struct serio *serio)
{
__serio_register_port(serio, THIS_MODULE);
}
void serio_unregister_port(struct serio *serio);
void serio_unregister_child_port(struct serio *serio);
int __serio_register_driver(struct serio_driver *drv, struct module *owner, const char *mod_name);
static inline int __must_check serio_register_driver(struct serio_driver *drv)
{
return __serio_register_driver(drv, THIS_MODULE, KBUILD_MODNAME);
}
void serio_unregister_driver(struct serio_driver *drv);
static inline int serio_write(struct serio *serio, unsigned char data)
{
if (serio->write)
return serio->write(serio, data);
else
return -1;
}
static inline void serio_drv_write_wakeup(struct serio *serio)
{
if (serio->drv && serio->drv->write_wakeup)
serio->drv->write_wakeup(serio);
}
/*
* Use the following functions to manipulate serio's per-port
* driver-specific data.
*/
static inline void *serio_get_drvdata(struct serio *serio)
{
return dev_get_drvdata(&serio->dev);
}
static inline void serio_set_drvdata(struct serio *serio, void *data)
{
dev_set_drvdata(&serio->dev, data);
}
/*
* Use the following functions to protect critical sections in
* driver code from port's interrupt handler
*/
static inline void serio_pause_rx(struct serio *serio)
{
spin_lock_irq(&serio->lock);
}
static inline void serio_continue_rx(struct serio *serio)
{
spin_unlock_irq(&serio->lock);
}
/*
* Use the following functions to pin serio's driver in process context
*/
static inline int serio_pin_driver(struct serio *serio)
{
return mutex_lock_interruptible(&serio->drv_mutex);
}
static inline void serio_pin_driver_uninterruptible(struct serio *serio)
{
mutex_lock(&serio->drv_mutex);
}
static inline void serio_unpin_driver(struct serio *serio)
{
mutex_unlock(&serio->drv_mutex);
}
#endif
/*
* bit masks for use in "interrupt" flags (3rd argument)
*/
#define SERIO_TIMEOUT 1
#define SERIO_PARITY 2
#define SERIO_FRAME 4
/*
* Serio types
*/
#define SERIO_XT 0x00
#define SERIO_8042 0x01
#define SERIO_RS232 0x02
#define SERIO_HIL_MLC 0x03
#define SERIO_PS_PSTHRU 0x05
#define SERIO_8042_XL 0x06
/*
* Serio protocols
*/
#define SERIO_UNKNOWN 0x00
#define SERIO_MSC 0x01
#define SERIO_SUN 0x02
#define SERIO_MS 0x03
#define SERIO_MP 0x04
#define SERIO_MZ 0x05
#define SERIO_MZP 0x06
#define SERIO_MZPP 0x07
#define SERIO_VSXXXAA 0x08
#define SERIO_SUNKBD 0x10
#define SERIO_WARRIOR 0x18
#define SERIO_SPACEORB 0x19
#define SERIO_MAGELLAN 0x1a
#define SERIO_SPACEBALL 0x1b
#define SERIO_GUNZE 0x1c
#define SERIO_IFORCE 0x1d
#define SERIO_STINGER 0x1e
#define SERIO_NEWTON 0x1f
#define SERIO_STOWAWAY 0x20
#define SERIO_H3600 0x21
#define SERIO_PS2SER 0x22
#define SERIO_TWIDKBD 0x23
#define SERIO_TWIDJOY 0x24
#define SERIO_HIL 0x25
#define SERIO_SNES232 0x26
#define SERIO_SEMTECH 0x27
#define SERIO_LKKBD 0x28
#define SERIO_ELO 0x29
#define SERIO_MICROTOUCH 0x30
#define SERIO_PENMOUNT 0x31
#define SERIO_TOUCHRIGHT 0x32
#define SERIO_TOUCHWIN 0x33
#define SERIO_TAOSEVM 0x34
#define SERIO_FUJITSU 0x35
#define SERIO_ZHENHUA 0x36
#define SERIO_INEXIO 0x37
#define SERIO_TOUCHIT213 0x38
#define SERIO_W8001 0x39
#define SERIO_DYNAPRO 0x3a
#endif
|
