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Merge remote-tracking branch 'asoc/fix/intel' into asoc-linus
[deliverable/linux.git] / drivers / input / mouse / synaptics.h
CommitLineData
1da177e4
LT		 1/*
2 * Synaptics TouchPad PS/2 mouse driver
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 as published by
6 * the Free Software Foundation.
7 */
8
9#ifndef _SYNAPTICS_H
10#define _SYNAPTICS_H
11
1da177e4
LT		 12/* synaptics queries */
13#define SYN_QUE_IDENTIFY 0x00
14#define SYN_QUE_MODES 0x01
15#define SYN_QUE_CAPABILITIES 0x02
16#define SYN_QUE_MODEL 0x03
17#define SYN_QUE_SERIAL_NUMBER_PREFIX 0x06
18#define SYN_QUE_SERIAL_NUMBER_SUFFIX 0x07
19#define SYN_QUE_RESOLUTION 0x08
20#define SYN_QUE_EXT_CAPAB 0x09
c6bd9d46 21#define SYN_QUE_FIRMWARE_ID 0x0a
5f57d67d 22#define SYN_QUE_EXT_CAPAB_0C 0x0c
a66413fb
DT		 23#define SYN_QUE_EXT_MAX_COORDS 0x0d
24#define SYN_QUE_EXT_MIN_COORDS 0x0f
06aa374b 25#define SYN_QUE_MEXT_CAPAB_10 0x10
1da177e4
LT		 26
27/* synatics modes */
28#define SYN_BIT_ABSOLUTE_MODE (1 << 7)
29#define SYN_BIT_HIGH_RATE (1 << 6)
30#define SYN_BIT_SLEEP_MODE (1 << 3)
31#define SYN_BIT_DISABLE_GESTURE (1 << 2)
32#define SYN_BIT_FOUR_BYTE_CLIENT (1 << 1)
33#define SYN_BIT_W_MODE (1 << 0)
34
35/* synaptics model ID bits */
36#define SYN_MODEL_ROT180(m) ((m) & (1 << 23))
37#define SYN_MODEL_PORTRAIT(m) ((m) & (1 << 22))
38#define SYN_MODEL_SENSOR(m) (((m) >> 16) & 0x3f)
39#define SYN_MODEL_HARDWARE(m) (((m) >> 9) & 0x7f)
40#define SYN_MODEL_NEWABS(m) ((m) & (1 << 7))
41#define SYN_MODEL_PEN(m) ((m) & (1 << 6))
42#define SYN_MODEL_SIMPLIC(m) ((m) & (1 << 5))
43#define SYN_MODEL_GEOMETRY(m) ((m) & 0x0f)
44
45/* synaptics capability bits */
46#define SYN_CAP_EXTENDED(c) ((c) & (1 << 23))
47#define SYN_CAP_MIDDLE_BUTTON(c) ((c) & (1 << 18))
48#define SYN_CAP_PASS_THROUGH(c) ((c) & (1 << 7))
49#define SYN_CAP_SLEEP(c) ((c) & (1 << 4))
50#define SYN_CAP_FOUR_BUTTON(c) ((c) & (1 << 3))
51#define SYN_CAP_MULTIFINGER(c) ((c) & (1 << 1))
52#define SYN_CAP_PALMDETECT(c) ((c) & (1 << 0))
3619b8fe 53#define SYN_CAP_SUBMODEL_ID(c) (((c) & 0x00ff00) >> 8)
1da177e4
LT		 54#define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20)
55#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12)
5f57d67d 56#define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16)
06aa374b 57#define SYN_MEXT_CAP_BIT(m) ((m) & (1 << 1))
9bb794ae
DT		 58
59/*
60 * The following describes response for the 0x0c query.
61 *
62 * byte mask name meaning
63 * ---- ---- ------- ------------
64 * 1 0x01 adjustable threshold capacitive button sensitivity
65 * can be adjusted
66 * 1 0x02 report max query 0x0d gives max coord reported
67 * 1 0x04 clearpad sensor is ClearPad product
68 * 1 0x08 advanced gesture not particularly meaningful
69 * 1 0x10 clickpad bit 0 1-button ClickPad
70 * 1 0x60 multifinger mode identifies firmware finger counting
71 * (not reporting!) algorithm.
72 * Not particularly meaningful
a9f0b79e
DK		 73 * 1 0x80 covered pad W clipped to 14, 15 == pad mostly covered
74 * 2 0x01 clickpad bit 1 2-button ClickPad
75 * 2 0x02 deluxe LED controls touchpad support LED commands
9bb794ae
DT		 76 * ala multimedia control bar
77 * 2 0x04 reduced filtering firmware does less filtering on
78 * position data, driver should watch
79 * for noise.
3cdfee9e
DK		 80 * 2 0x08 image sensor image sensor tracks 5 fingers, but only
81 * reports 2.
aa972409
DT		 82 * 2 0x01 uniform clickpad whole clickpad moves instead of being
83 * hinged at the top.
a66413fb 84 * 2 0x20 report min query 0x0f gives min coord reported
9bb794ae 85 */
3bfa321e
YL		 86#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100000) /* 1-button ClickPad */
87#define SYN_CAP_CLICKPAD2BTN(ex0c) ((ex0c) & 0x000100) /* 2-button ClickPad */
83ba9ea8 88#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & 0x020000)
3c6b5014 89#define SYN_CAP_MIN_DIMENSIONS(ex0c) ((ex0c) & 0x002000)
fec6e525 90#define SYN_CAP_ADV_GESTURE(ex0c) ((ex0c) & 0x080000)
a9f0b79e 91#define SYN_CAP_REDUCED_FILTERING(ex0c) ((ex0c) & 0x000400)
3cdfee9e 92#define SYN_CAP_IMAGE_SENSOR(ex0c) ((ex0c) & 0x000800)
1da177e4 93
06aa374b
BT		 94/*
95 * The following descibes response for the 0x10 query.
96 *
97 * byte mask name meaning
98 * ---- ---- ------- ------------
99 * 1 0x01 ext buttons are stick buttons exported in the extended
100 * capability are actually meant to be used
101 * by the tracktick (pass-through).
102 * 1 0x02 SecurePad the touchpad is a SecurePad, so it
103 * contains a built-in fingerprint reader.
104 * 1 0xe0 more ext count how many more extented queries are
105 * available after this one.
106 * 2 0xff SecurePad width the width of the SecurePad fingerprint
107 * reader.
108 * 3 0xff SecurePad height the height of the SecurePad fingerprint
109 * reader.
110 */
111#define SYN_CAP_EXT_BUTTONS_STICK(ex10) ((ex10) & 0x010000)
112#define SYN_CAP_SECUREPAD(ex10) ((ex10) & 0x020000)
113
cdd9dc19
BT		 114#define SYN_CAP_EXT_BUTTON_STICK_L(eb) (!!((eb) & 0x01))
115#define SYN_CAP_EXT_BUTTON_STICK_M(eb) (!!((eb) & 0x02))
116#define SYN_CAP_EXT_BUTTON_STICK_R(eb) (!!((eb) & 0x04))
117
1da177e4
LT		 118/* synaptics modes query bits */
119#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7))
120#define SYN_MODE_RATE(m) ((m) & (1 << 6))
121#define SYN_MODE_BAUD_SLEEP(m) ((m) & (1 << 3))
122#define SYN_MODE_DISABLE_GESTURE(m) ((m) & (1 << 2))
123#define SYN_MODE_PACKSIZE(m) ((m) & (1 << 1))
124#define SYN_MODE_WMODE(m) ((m) & (1 << 0))
125
126/* synaptics identify query bits */
55e3d922
AS		 127#define SYN_ID_MODEL(i) (((i) >> 4) & 0x0f)
128#define SYN_ID_MAJOR(i) ((i) & 0x0f)
129#define SYN_ID_MINOR(i) (((i) >> 16) & 0xff)
3619b8fe 130#define SYN_ID_FULL(i) ((SYN_ID_MAJOR(i) << 8) | SYN_ID_MINOR(i))
1da177e4 131#define SYN_ID_IS_SYNAPTICS(i) ((((i) >> 8) & 0xff) == 0x47)
7968a5dd 132#define SYN_ID_DISGEST_SUPPORTED(i) (SYN_ID_MAJOR(i) >= 4)
1da177e4
LT		 133
134/* synaptics special commands */
135#define SYN_PS_SET_MODE2 0x14
136#define SYN_PS_CLIENT_CMD 0x28
137
138/* synaptics packet types */
139#define SYN_NEWABS 0
140#define SYN_NEWABS_STRICT 1
141#define SYN_NEWABS_RELAXED 2
142#define SYN_OLDABS 3
143
a9f0b79e
DK		 144/* amount to fuzz position data when touchpad reports reduced filtering */
145#define SYN_REDUCED_FILTER_FUZZ 8
146
a6ca40c1
DK		 147/*
148 * A structure to describe the state of the touchpad hardware (buttons and pad)
149 */
1da177e4
LT		 150struct synaptics_hw_state {
151 int x;
152 int y;
153 int z;
154 int w;
155 unsigned int left:1;
156 unsigned int right:1;
157 unsigned int middle:1;
158 unsigned int up:1;
159 unsigned int down:1;
160 unsigned char ext_buttons;
161 signed char scroll;
162};
163
164struct synaptics_data {
165 /* Data read from the touchpad */
166 unsigned long int model_id; /* Model-ID */
c6bd9d46
DK		 167 unsigned long int firmware_id; /* Firmware-ID */
168 unsigned long int board_id; /* Board-ID */
55e3d922
AS		 169 unsigned long int capabilities; /* Capabilities */
170 unsigned long int ext_cap; /* Extended Capabilities */
5f57d67d 171 unsigned long int ext_cap_0c; /* Ext Caps from 0x0c query */
06aa374b 172 unsigned long int ext_cap_10; /* Ext Caps from 0x10 query */
1da177e4 173 unsigned long int identity; /* Identification */
83ba9ea8 174 unsigned int x_res, y_res; /* X/Y resolution in units/mm */
a66413fb
DT		 175 unsigned int x_max, y_max; /* Max coordinates (from FW) */
176 unsigned int x_min, y_min; /* Min coordinates (from FW) */
1da177e4
LT		 177
178 unsigned char pkt_type; /* packet type - old, new, etc */
179 unsigned char mode; /* current mode byte */
180 int scroll;
a8b3c0f5 181
7968a5dd
DD		 182 bool absolute_mode; /* run in Absolute mode */
183 bool disable_gesture; /* disable gestures */
184
a8b3c0f5 185 struct serio *pt_port; /* Pass-through serio port */
cdd9dc19 186 unsigned char pt_buttons; /* Pass-through buttons */
fec6e525 187
7afdb842
DK		 188 /*
189 * Last received Advanced Gesture Mode (AGM) packet. An AGM packet
190 * contains position data for a second contact, at half resolution.
191 */
192 struct synaptics_hw_state agm;
e9e8520f 193 unsigned int agm_count; /* finger count reported by agm */
5715fc76
DT		 194
195 /* ForcePad handling */
196 unsigned long press_start;
197 bool press;
198 bool report_press;
de4e374b 199 bool is_forcepad;
1da177e4
LT		 200};
201
7705d548 202void synaptics_module_init(void);
b7802c5c 203int synaptics_detect(struct psmouse *psmouse, bool set_properties);
55e3d922 204int synaptics_init(struct psmouse *psmouse);
7968a5dd 205int synaptics_init_relative(struct psmouse *psmouse);
55e3d922
AS		 206void synaptics_reset(struct psmouse *psmouse);
207
1da177e4 208#endif /* _SYNAPTICS_H */
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