3619b8fead
Older firmwares fixed the middle byte of the Synaptics capabilities query to 0x47, but starting with firmware 7.5 the middle byte represents submodel ID, sometimes also called "dash number". Reported-and-tested-by: Miroslav Šulc <fordfrog@gmail.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
121 lines
3.9 KiB
C
121 lines
3.9 KiB
C
/*
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* Synaptics TouchPad PS/2 mouse driver
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*/
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#ifndef _SYNAPTICS_H
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#define _SYNAPTICS_H
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/* synaptics queries */
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#define SYN_QUE_IDENTIFY 0x00
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#define SYN_QUE_MODES 0x01
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#define SYN_QUE_CAPABILITIES 0x02
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#define SYN_QUE_MODEL 0x03
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#define SYN_QUE_SERIAL_NUMBER_PREFIX 0x06
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#define SYN_QUE_SERIAL_NUMBER_SUFFIX 0x07
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#define SYN_QUE_RESOLUTION 0x08
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#define SYN_QUE_EXT_CAPAB 0x09
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#define SYN_QUE_EXT_CAPAB_0C 0x0c
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#define SYN_QUE_EXT_DIMENSIONS 0x0d
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/* synatics modes */
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#define SYN_BIT_ABSOLUTE_MODE (1 << 7)
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#define SYN_BIT_HIGH_RATE (1 << 6)
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#define SYN_BIT_SLEEP_MODE (1 << 3)
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#define SYN_BIT_DISABLE_GESTURE (1 << 2)
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#define SYN_BIT_FOUR_BYTE_CLIENT (1 << 1)
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#define SYN_BIT_W_MODE (1 << 0)
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/* synaptics model ID bits */
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#define SYN_MODEL_ROT180(m) ((m) & (1 << 23))
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#define SYN_MODEL_PORTRAIT(m) ((m) & (1 << 22))
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#define SYN_MODEL_SENSOR(m) (((m) >> 16) & 0x3f)
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#define SYN_MODEL_HARDWARE(m) (((m) >> 9) & 0x7f)
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#define SYN_MODEL_NEWABS(m) ((m) & (1 << 7))
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#define SYN_MODEL_PEN(m) ((m) & (1 << 6))
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#define SYN_MODEL_SIMPLIC(m) ((m) & (1 << 5))
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#define SYN_MODEL_GEOMETRY(m) ((m) & 0x0f)
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/* synaptics capability bits */
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#define SYN_CAP_EXTENDED(c) ((c) & (1 << 23))
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#define SYN_CAP_MIDDLE_BUTTON(c) ((c) & (1 << 18))
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#define SYN_CAP_PASS_THROUGH(c) ((c) & (1 << 7))
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#define SYN_CAP_SLEEP(c) ((c) & (1 << 4))
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#define SYN_CAP_FOUR_BUTTON(c) ((c) & (1 << 3))
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#define SYN_CAP_MULTIFINGER(c) ((c) & (1 << 1))
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#define SYN_CAP_PALMDETECT(c) ((c) & (1 << 0))
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#define SYN_CAP_SUBMODEL_ID(c) (((c) & 0x00ff00) >> 8)
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#define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20)
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#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12)
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#define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16)
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#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100100)
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#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & 0x020000)
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/* synaptics modes query bits */
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#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7))
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#define SYN_MODE_RATE(m) ((m) & (1 << 6))
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#define SYN_MODE_BAUD_SLEEP(m) ((m) & (1 << 3))
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#define SYN_MODE_DISABLE_GESTURE(m) ((m) & (1 << 2))
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#define SYN_MODE_PACKSIZE(m) ((m) & (1 << 1))
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#define SYN_MODE_WMODE(m) ((m) & (1 << 0))
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/* synaptics identify query bits */
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#define SYN_ID_MODEL(i) (((i) >> 4) & 0x0f)
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#define SYN_ID_MAJOR(i) ((i) & 0x0f)
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#define SYN_ID_MINOR(i) (((i) >> 16) & 0xff)
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#define SYN_ID_FULL(i) ((SYN_ID_MAJOR(i) << 8) | SYN_ID_MINOR(i))
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#define SYN_ID_IS_SYNAPTICS(i) ((((i) >> 8) & 0xff) == 0x47)
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/* synaptics special commands */
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#define SYN_PS_SET_MODE2 0x14
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#define SYN_PS_CLIENT_CMD 0x28
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/* synaptics packet types */
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#define SYN_NEWABS 0
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#define SYN_NEWABS_STRICT 1
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#define SYN_NEWABS_RELAXED 2
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#define SYN_OLDABS 3
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/*
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* A structure to describe the state of the touchpad hardware (buttons and pad)
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*/
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struct synaptics_hw_state {
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int x;
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int y;
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int z;
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int w;
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unsigned int left:1;
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unsigned int right:1;
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unsigned int middle:1;
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unsigned int up:1;
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unsigned int down:1;
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unsigned char ext_buttons;
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signed char scroll;
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};
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struct synaptics_data {
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/* Data read from the touchpad */
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unsigned long int model_id; /* Model-ID */
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unsigned long int capabilities; /* Capabilities */
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unsigned long int ext_cap; /* Extended Capabilities */
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unsigned long int ext_cap_0c; /* Ext Caps from 0x0c query */
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unsigned long int identity; /* Identification */
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unsigned int x_res, y_res; /* X/Y resolution in units/mm */
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unsigned int x_max, y_max; /* Max dimensions (from FW) */
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unsigned char pkt_type; /* packet type - old, new, etc */
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unsigned char mode; /* current mode byte */
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int scroll;
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};
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void synaptics_module_init(void);
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int synaptics_detect(struct psmouse *psmouse, bool set_properties);
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int synaptics_init(struct psmouse *psmouse);
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void synaptics_reset(struct psmouse *psmouse);
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bool synaptics_supported(void);
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#endif /* _SYNAPTICS_H */
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