diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/input/mouse/synaptics.h')
| -rw-r--r-- | ANDROID_3.4.5/drivers/input/mouse/synaptics.h | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/drivers/input/mouse/synaptics.h b/ANDROID_3.4.5/drivers/input/mouse/synaptics.h new file mode 100644 index 00000000..fd26ccca --- /dev/null +++ b/ANDROID_3.4.5/drivers/input/mouse/synaptics.h @@ -0,0 +1,186 @@ +/* + * 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_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 + */ +#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) + +/* 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 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 */ +}; + +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 */ |