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/drivers/input/mouse/synaptics.h

https://bitbucket.org/evzijst/gittest
C Header | 110 lines | 76 code | 15 blank | 19 comment | 2 complexity | 1bb8c714460f07f7b1c9b5e2f5ca896d MD5 | raw file
  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
 12extern int synaptics_detect(struct psmouse *psmouse, int set_properties);
 13extern int synaptics_init(struct psmouse *psmouse);
 14extern void synaptics_reset(struct psmouse *psmouse);
 15
 16/* synaptics queries */
 17#define SYN_QUE_IDENTIFY		0x00
 18#define SYN_QUE_MODES			0x01
 19#define SYN_QUE_CAPABILITIES		0x02
 20#define SYN_QUE_MODEL			0x03
 21#define SYN_QUE_SERIAL_NUMBER_PREFIX	0x06
 22#define SYN_QUE_SERIAL_NUMBER_SUFFIX	0x07
 23#define SYN_QUE_RESOLUTION		0x08
 24#define SYN_QUE_EXT_CAPAB		0x09
 25
 26/* synatics modes */
 27#define SYN_BIT_ABSOLUTE_MODE		(1 << 7)
 28#define SYN_BIT_HIGH_RATE		(1 << 6)
 29#define SYN_BIT_SLEEP_MODE		(1 << 3)
 30#define SYN_BIT_DISABLE_GESTURE		(1 << 2)
 31#define SYN_BIT_FOUR_BYTE_CLIENT	(1 << 1)
 32#define SYN_BIT_W_MODE			(1 << 0)
 33
 34/* synaptics model ID bits */
 35#define SYN_MODEL_ROT180(m)		((m) & (1 << 23))
 36#define SYN_MODEL_PORTRAIT(m)		((m) & (1 << 22))
 37#define SYN_MODEL_SENSOR(m)		(((m) >> 16) & 0x3f)
 38#define SYN_MODEL_HARDWARE(m)		(((m) >> 9) & 0x7f)
 39#define SYN_MODEL_NEWABS(m)		((m) & (1 << 7))
 40#define SYN_MODEL_PEN(m)		((m) & (1 << 6))
 41#define SYN_MODEL_SIMPLIC(m)		((m) & (1 << 5))
 42#define SYN_MODEL_GEOMETRY(m)		((m) & 0x0f)
 43
 44/* synaptics capability bits */
 45#define SYN_CAP_EXTENDED(c)		((c) & (1 << 23))
 46#define SYN_CAP_MIDDLE_BUTTON(c)	((c) & (1 << 18))
 47#define SYN_CAP_PASS_THROUGH(c)		((c) & (1 << 7))
 48#define SYN_CAP_SLEEP(c)		((c) & (1 << 4))
 49#define SYN_CAP_FOUR_BUTTON(c)		((c) & (1 << 3))
 50#define SYN_CAP_MULTIFINGER(c)		((c) & (1 << 1))
 51#define SYN_CAP_PALMDETECT(c)		((c) & (1 << 0))
 52#define SYN_CAP_VALID(c)		((((c) & 0x00ff00) >> 8) == 0x47)
 53#define SYN_EXT_CAP_REQUESTS(c)		(((c) & 0x700000) >> 20)
 54#define SYN_CAP_MULTI_BUTTON_NO(ec)	(((ec) & 0x00f000) >> 12)
 55
 56/* synaptics modes query bits */
 57#define SYN_MODE_ABSOLUTE(m)		((m) & (1 << 7))
 58#define SYN_MODE_RATE(m)		((m) & (1 << 6))
 59#define SYN_MODE_BAUD_SLEEP(m)		((m) & (1 << 3))
 60#define SYN_MODE_DISABLE_GESTURE(m)	((m) & (1 << 2))
 61#define SYN_MODE_PACKSIZE(m)		((m) & (1 << 1))
 62#define SYN_MODE_WMODE(m)		((m) & (1 << 0))
 63
 64/* synaptics identify query bits */
 65#define SYN_ID_MODEL(i) 		(((i) >> 4) & 0x0f)
 66#define SYN_ID_MAJOR(i) 		((i) & 0x0f)
 67#define SYN_ID_MINOR(i) 		(((i) >> 16) & 0xff)
 68#define SYN_ID_IS_SYNAPTICS(i)		((((i) >> 8) & 0xff) == 0x47)
 69
 70/* synaptics special commands */
 71#define SYN_PS_SET_MODE2		0x14
 72#define SYN_PS_CLIENT_CMD		0x28
 73
 74/* synaptics packet types */
 75#define SYN_NEWABS			0
 76#define SYN_NEWABS_STRICT		1
 77#define SYN_NEWABS_RELAXED		2
 78#define SYN_OLDABS			3
 79
 80/*
 81 * A structure to describe the state of the touchpad hardware (buttons and pad)
 82 */
 83
 84struct synaptics_hw_state {
 85	int x;
 86	int y;
 87	int z;
 88	int w;
 89	unsigned int left:1;
 90	unsigned int right:1;
 91	unsigned int middle:1;
 92	unsigned int up:1;
 93	unsigned int down:1;
 94	unsigned char ext_buttons;
 95	signed char scroll;
 96};
 97
 98struct synaptics_data {
 99	/* Data read from the touchpad */
100	unsigned long int model_id;		/* Model-ID */
101	unsigned long int capabilities; 	/* Capabilities */
102	unsigned long int ext_cap; 		/* Extended Capabilities */
103	unsigned long int identity;		/* Identification */
104
105	unsigned char pkt_type;			/* packet type - old, new, etc */
106	unsigned char mode;			/* current mode byte */
107	int scroll;
108};
109
110#endif /* _SYNAPTICS_H */