112 lines
3.5 KiB
C
112 lines
3.5 KiB
C
/*
|
|
* Synaptics TouchPad PS/2 mouse driver
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef _SYNAPTICS_H
|
|
#define _SYNAPTICS_H
|
|
|
|
/* synaptics queries */
|
|
#define SYN_QUE_IDENTIFY 0x00
|
|
#define SYN_QUE_MODES 0x01
|
|
#define SYN_QUE_CAPABILITIES 0x02
|
|
#define SYN_QUE_MODEL 0x03
|
|
#define SYN_QUE_SERIAL_NUMBER_PREFIX 0x06
|
|
#define SYN_QUE_SERIAL_NUMBER_SUFFIX 0x07
|
|
#define SYN_QUE_RESOLUTION 0x08
|
|
#define SYN_QUE_EXT_CAPAB 0x09
|
|
|
|
/* synatics modes */
|
|
#define SYN_BIT_ABSOLUTE_MODE (1 << 7)
|
|
#define SYN_BIT_HIGH_RATE (1 << 6)
|
|
#define SYN_BIT_SLEEP_MODE (1 << 3)
|
|
#define SYN_BIT_DISABLE_GESTURE (1 << 2)
|
|
#define SYN_BIT_FOUR_BYTE_CLIENT (1 << 1)
|
|
#define SYN_BIT_W_MODE (1 << 0)
|
|
|
|
/* synaptics model ID bits */
|
|
#define SYN_MODEL_ROT180(m) ((m) & (1 << 23))
|
|
#define SYN_MODEL_PORTRAIT(m) ((m) & (1 << 22))
|
|
#define SYN_MODEL_SENSOR(m) (((m) >> 16) & 0x3f)
|
|
#define SYN_MODEL_HARDWARE(m) (((m) >> 9) & 0x7f)
|
|
#define SYN_MODEL_NEWABS(m) ((m) & (1 << 7))
|
|
#define SYN_MODEL_PEN(m) ((m) & (1 << 6))
|
|
#define SYN_MODEL_SIMPLIC(m) ((m) & (1 << 5))
|
|
#define SYN_MODEL_GEOMETRY(m) ((m) & 0x0f)
|
|
|
|
/* synaptics capability bits */
|
|
#define SYN_CAP_EXTENDED(c) ((c) & (1 << 23))
|
|
#define SYN_CAP_MIDDLE_BUTTON(c) ((c) & (1 << 18))
|
|
#define SYN_CAP_PASS_THROUGH(c) ((c) & (1 << 7))
|
|
#define SYN_CAP_SLEEP(c) ((c) & (1 << 4))
|
|
#define SYN_CAP_FOUR_BUTTON(c) ((c) & (1 << 3))
|
|
#define SYN_CAP_MULTIFINGER(c) ((c) & (1 << 1))
|
|
#define SYN_CAP_PALMDETECT(c) ((c) & (1 << 0))
|
|
#define SYN_CAP_VALID(c) ((((c) & 0x00ff00) >> 8) == 0x47)
|
|
#define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20)
|
|
#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12)
|
|
|
|
/* synaptics modes query bits */
|
|
#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7))
|
|
#define SYN_MODE_RATE(m) ((m) & (1 << 6))
|
|
#define SYN_MODE_BAUD_SLEEP(m) ((m) & (1 << 3))
|
|
#define SYN_MODE_DISABLE_GESTURE(m) ((m) & (1 << 2))
|
|
#define SYN_MODE_PACKSIZE(m) ((m) & (1 << 1))
|
|
#define SYN_MODE_WMODE(m) ((m) & (1 << 0))
|
|
|
|
/* synaptics identify query bits */
|
|
#define SYN_ID_MODEL(i) (((i) >> 4) & 0x0f)
|
|
#define SYN_ID_MAJOR(i) ((i) & 0x0f)
|
|
#define SYN_ID_MINOR(i) (((i) >> 16) & 0xff)
|
|
#define SYN_ID_IS_SYNAPTICS(i) ((((i) >> 8) & 0xff) == 0x47)
|
|
|
|
/* synaptics special commands */
|
|
#define SYN_PS_SET_MODE2 0x14
|
|
#define SYN_PS_CLIENT_CMD 0x28
|
|
|
|
/* synaptics packet types */
|
|
#define SYN_NEWABS 0
|
|
#define SYN_NEWABS_STRICT 1
|
|
#define SYN_NEWABS_RELAXED 2
|
|
#define SYN_OLDABS 3
|
|
|
|
/*
|
|
* A structure to describe the state of the touchpad hardware (buttons and pad)
|
|
*/
|
|
|
|
struct synaptics_hw_state {
|
|
int x;
|
|
int y;
|
|
int z;
|
|
int w;
|
|
unsigned int left:1;
|
|
unsigned int right:1;
|
|
unsigned int middle:1;
|
|
unsigned int up:1;
|
|
unsigned int down:1;
|
|
unsigned char ext_buttons;
|
|
signed char scroll;
|
|
};
|
|
|
|
struct synaptics_data {
|
|
/* Data read from the touchpad */
|
|
unsigned long int model_id; /* Model-ID */
|
|
unsigned long int capabilities; /* Capabilities */
|
|
unsigned long int ext_cap; /* Extended Capabilities */
|
|
unsigned long int identity; /* Identification */
|
|
int x_res; /* X resolution in units/mm */
|
|
int y_res; /* Y resolution in units/mm */
|
|
|
|
unsigned char pkt_type; /* packet type - old, new, etc */
|
|
unsigned char mode; /* current mode byte */
|
|
int scroll;
|
|
};
|
|
|
|
int synaptics_detect(struct psmouse *psmouse, bool set_properties);
|
|
int synaptics_init(struct psmouse *psmouse);
|
|
void synaptics_reset(struct psmouse *psmouse);
|
|
|
|
#endif /* _SYNAPTICS_H */
|