1#ifndef _PSMOUSE_H
2#define _PSMOUSE_H
3
4#define PSMOUSE_CMD_SETSCALE11 0x00e6
5#define PSMOUSE_CMD_SETSCALE21 0x00e7
6#define PSMOUSE_CMD_SETRES 0x10e8
7#define PSMOUSE_CMD_GETINFO 0x03e9
8#define PSMOUSE_CMD_SETSTREAM 0x00ea
9#define PSMOUSE_CMD_SETPOLL 0x00f0
10#define PSMOUSE_CMD_POLL 0x00eb
11#define PSMOUSE_CMD_RESET_WRAP 0x00ec
12#define PSMOUSE_CMD_GETID 0x02f2
13#define PSMOUSE_CMD_SETRATE 0x10f3
14#define PSMOUSE_CMD_ENABLE 0x00f4
15#define PSMOUSE_CMD_DISABLE 0x00f5
16#define PSMOUSE_CMD_RESET_DIS 0x00f6
17#define PSMOUSE_CMD_RESET_BAT 0x02ff
18
19#define PSMOUSE_RET_BAT 0xaa
20#define PSMOUSE_RET_ID 0x00
21#define PSMOUSE_RET_ACK 0xfa
22#define PSMOUSE_RET_NAK 0xfe
23
24enum psmouse_state {
25 PSMOUSE_IGNORE,
26 PSMOUSE_INITIALIZING,
27 PSMOUSE_RESYNCING,
28 PSMOUSE_CMD_MODE,
29 PSMOUSE_ACTIVATED,
30};
31
32
33typedef enum {
34 PSMOUSE_BAD_DATA,
35 PSMOUSE_GOOD_DATA,
36 PSMOUSE_FULL_PACKET
37} psmouse_ret_t;
38
39enum psmouse_scale {
40 PSMOUSE_SCALE11,
41 PSMOUSE_SCALE21
42};
43
44struct psmouse {
45 void *private;
46 struct input_dev *dev;
47 struct ps2dev ps2dev;
48 struct delayed_work resync_work;
49 char *vendor;
50 char *name;
51 unsigned char packet[8];
52 unsigned char badbyte;
53 unsigned char pktcnt;
54 unsigned char pktsize;
55 unsigned char type;
56 bool ignore_parity;
57 bool acks_disable_command;
58 unsigned int model;
59 unsigned long last;
60 unsigned long out_of_sync_cnt;
61 unsigned long num_resyncs;
62 enum psmouse_state state;
63 char devname[64];
64 char phys[32];
65
66 unsigned int rate;
67 unsigned int resolution;
68 unsigned int resetafter;
69 unsigned int resync_time;
70 bool smartscroll;
71
72 psmouse_ret_t (*protocol_handler)(struct psmouse *psmouse);
73 void (*set_rate)(struct psmouse *psmouse, unsigned int rate);
74 void (*set_resolution)(struct psmouse *psmouse, unsigned int resolution);
75 void (*set_scale)(struct psmouse *psmouse, enum psmouse_scale scale);
76
77 int (*reconnect)(struct psmouse *psmouse);
78 void (*disconnect)(struct psmouse *psmouse);
79 void (*cleanup)(struct psmouse *psmouse);
80 int (*poll)(struct psmouse *psmouse);
81
82 void (*pt_activate)(struct psmouse *psmouse);
83 void (*pt_deactivate)(struct psmouse *psmouse);
84};
85
86enum psmouse_type {
87 PSMOUSE_NONE,
88 PSMOUSE_PS2,
89 PSMOUSE_PS2PP,
90 PSMOUSE_THINKPS,
91 PSMOUSE_GENPS,
92 PSMOUSE_IMPS,
93 PSMOUSE_IMEX,
94 PSMOUSE_SYNAPTICS,
95 PSMOUSE_ALPS,
96 PSMOUSE_LIFEBOOK,
97 PSMOUSE_TRACKPOINT,
98 PSMOUSE_TOUCHKIT_PS2,
99 PSMOUSE_CORTRON,
100 PSMOUSE_HGPK,
101 PSMOUSE_ELANTECH,
102 PSMOUSE_FSP,
103 PSMOUSE_SYNAPTICS_RELATIVE,
104 PSMOUSE_CYPRESS,
105 PSMOUSE_FOCALTECH,
106 PSMOUSE_VMMOUSE,
107 PSMOUSE_BYD,
108 PSMOUSE_AUTO
109};
110
111void psmouse_queue_work(struct psmouse *psmouse, struct delayed_work *work,
112 unsigned long delay);
113int psmouse_sliced_command(struct psmouse *psmouse, unsigned char command);
114int psmouse_reset(struct psmouse *psmouse);
115void psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_state);
116void psmouse_set_resolution(struct psmouse *psmouse, unsigned int resolution);
117psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse);
118int psmouse_activate(struct psmouse *psmouse);
119int psmouse_deactivate(struct psmouse *psmouse);
120bool psmouse_matches_pnp_id(struct psmouse *psmouse, const char * const ids[]);
121
122struct psmouse_attribute {
123 struct device_attribute dattr;
124 void *data;
125 ssize_t (*show)(struct psmouse *psmouse, void *data, char *buf);
126 ssize_t (*set)(struct psmouse *psmouse, void *data,
127 const char *buf, size_t count);
128 bool protect;
129};
130#define to_psmouse_attr(a) container_of((a), struct psmouse_attribute, dattr)
131
132ssize_t psmouse_attr_show_helper(struct device *dev, struct device_attribute *attr,
133 char *buf);
134ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *attr,
135 const char *buf, size_t count);
136
137#define __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, _set, _protect) \
138static struct psmouse_attribute psmouse_attr_##_name = { \
139 .dattr = { \
140 .attr = { \
141 .name = __stringify(_name), \
142 .mode = _mode, \
143 }, \
144 .show = psmouse_attr_show_helper, \
145 .store = psmouse_attr_set_helper, \
146 }, \
147 .data = _data, \
148 .show = _show, \
149 .set = _set, \
150 .protect = _protect, \
151}
152
153#define __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, _protect) \
154 static ssize_t _show(struct psmouse *, void *, char *); \
155 static ssize_t _set(struct psmouse *, void *, const char *, size_t); \
156 __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, _set, _protect)
157
158#define PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set) \
159 __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, true)
160
161#define PSMOUSE_DEFINE_RO_ATTR(_name, _mode, _data, _show) \
162 static ssize_t _show(struct psmouse *, void *, char *); \
163 __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, NULL, true)
164
165#define PSMOUSE_DEFINE_WO_ATTR(_name, _mode, _data, _set) \
166 static ssize_t _set(struct psmouse *, void *, const char *, size_t); \
167 __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, NULL, _set, true)
168
169#ifndef psmouse_fmt
170#define psmouse_fmt(fmt) KBUILD_BASENAME ": " fmt
171#endif
172
173#define psmouse_dbg(psmouse, format, ...) \
174 dev_dbg(&(psmouse)->ps2dev.serio->dev, \
175 psmouse_fmt(format), ##__VA_ARGS__)
176#define psmouse_info(psmouse, format, ...) \
177 dev_info(&(psmouse)->ps2dev.serio->dev, \
178 psmouse_fmt(format), ##__VA_ARGS__)
179#define psmouse_warn(psmouse, format, ...) \
180 dev_warn(&(psmouse)->ps2dev.serio->dev, \
181 psmouse_fmt(format), ##__VA_ARGS__)
182#define psmouse_err(psmouse, format, ...) \
183 dev_err(&(psmouse)->ps2dev.serio->dev, \
184 psmouse_fmt(format), ##__VA_ARGS__)
185#define psmouse_notice(psmouse, format, ...) \
186 dev_notice(&(psmouse)->ps2dev.serio->dev, \
187 psmouse_fmt(format), ##__VA_ARGS__)
188#define psmouse_printk(level, psmouse, format, ...) \
189 dev_printk(level, \
190 &(psmouse)->ps2dev.serio->dev, \
191 psmouse_fmt(format), ##__VA_ARGS__)
192
193
194#endif
195
