6b13f685e
 김민수
BSP 최초 추가
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/*
* 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
#define SYN_QUE_FIRMWARE_ID 0x0a
#define SYN_QUE_EXT_CAPAB_0C 0x0c
#define SYN_QUE_EXT_MAX_COORDS 0x0d
#define SYN_QUE_EXT_MIN_COORDS 0x0f
/* 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_SUBMODEL_ID(c) (((c) & 0x00ff00) >> 8)
#define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20)
#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12)
#define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16)
/*
* The following describes response for the 0x0c query.
*
* byte mask name meaning
* ---- ---- ------- ------------
* 1 0x01 adjustable threshold capacitive button sensitivity
* can be adjusted
* 1 0x02 report max query 0x0d gives max coord reported
* 1 0x04 clearpad sensor is ClearPad product
* 1 0x08 advanced gesture not particularly meaningful
* 1 0x10 clickpad bit 0 1-button ClickPad
* 1 0x60 multifinger mode identifies firmware finger counting
* (not reporting!) algorithm.
* Not particularly meaningful
* 1 0x80 covered pad W clipped to 14, 15 == pad mostly covered
* 2 0x01 clickpad bit 1 2-button ClickPad
* 2 0x02 deluxe LED controls touchpad support LED commands
* ala multimedia control bar
* 2 0x04 reduced filtering firmware does less filtering on
* position data, driver should watch
* for noise.
* 2 0x08 image sensor image sensor tracks 5 fingers, but only
* reports 2.
* 2 0x20 report min query 0x0f gives min coord reported
* 2 0x80 forcepad forcepad is a variant of clickpad that
* does not have physical buttons but rather
* uses pressure above certain threshold to
* report primary clicks. Forcepads also have
* clickpad bit set.
*/
#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100000) /* 1-button ClickPad */
#define SYN_CAP_CLICKPAD2BTN(ex0c) ((ex0c) & 0x000100) /* 2-button ClickPad */
#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & 0x020000)
#define SYN_CAP_MIN_DIMENSIONS(ex0c) ((ex0c) & 0x002000)
#define SYN_CAP_ADV_GESTURE(ex0c) ((ex0c) & 0x080000)
#define SYN_CAP_REDUCED_FILTERING(ex0c) ((ex0c) & 0x000400)
#define SYN_CAP_IMAGE_SENSOR(ex0c) ((ex0c) & 0x000800)
#define SYN_CAP_FORCEPAD(ex0c) ((ex0c) & 0x008000)
/* 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_FULL(i) ((SYN_ID_MAJOR(i) << 8) | SYN_ID_MINOR(i))
#define SYN_ID_IS_SYNAPTICS(i) ((((i) >> 8) & 0xff) == 0x47)
#define SYN_ID_DISGEST_SUPPORTED(i) (SYN_ID_MAJOR(i) >= 4)
/* 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
/* amount to fuzz position data when touchpad reports reduced filtering */
#define SYN_REDUCED_FILTER_FUZZ 8
/*
* A structure to describe which internal touchpad finger slots are being
* reported in raw packets.
*/
struct synaptics_mt_state {
int count; /* num fingers being tracked */
int sgm; /* which slot is reported by sgm pkt */
int agm; /* which slot is reported by agm pkt*/
};
/*
* 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;
/* As reported in last AGM-CONTACT packets */
struct synaptics_mt_state mt_state;
};
struct synaptics_data {
/* Data read from the touchpad */
unsigned long int model_id; /* Model-ID */
unsigned long int firmware_id; /* Firmware-ID */
unsigned long int board_id; /* Board-ID */
unsigned long int capabilities; /* Capabilities */
unsigned long int ext_cap; /* Extended Capabilities */
unsigned long int ext_cap_0c; /* Ext Caps from 0x0c query */
unsigned long int identity; /* Identification */
unsigned int x_res, y_res; /* X/Y resolution in units/mm */
unsigned int x_max, y_max; /* Max coordinates (from FW) */
unsigned int x_min, y_min; /* Min coordinates (from FW) */
unsigned char pkt_type; /* packet type - old, new, etc */
unsigned char mode; /* current mode byte */
int scroll;
bool absolute_mode; /* run in Absolute mode */
bool disable_gesture; /* disable gestures */
struct serio *pt_port; /* Pass-through serio port */
struct synaptics_mt_state mt_state; /* Current mt finger state */
bool mt_state_lost; /* mt_state may be incorrect */
/*
* Last received Advanced Gesture Mode (AGM) packet. An AGM packet
* contains position data for a second contact, at half resolution.
*/
struct synaptics_hw_state agm;
bool agm_pending; /* new AGM packet received */
/* ForcePad handling */
unsigned long press_start;
bool press;
bool report_press;
};
void synaptics_module_init(void);
int synaptics_detect(struct psmouse *psmouse, bool set_properties);
int synaptics_init(struct psmouse *psmouse);
int synaptics_init_relative(struct psmouse *psmouse);
void synaptics_reset(struct psmouse *psmouse);
bool synaptics_supported(void);
#endif /* _SYNAPTICS_H */
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