/* * 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 0x01 uniform clickpad whole clickpad moves instead of being * hinged at the top. * 2 0x20 report min query 0x0f gives min coord reported
*/ #define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & BIT(20)) /* 1-button ClickPad */ #define SYN_CAP_CLICKPAD2BTN(ex0c) ((ex0c) & BIT(8)) /* 2-button ClickPad */ #define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & BIT(17)) #define SYN_CAP_MIN_DIMENSIONS(ex0c) ((ex0c) & BIT(13)) #define SYN_CAP_ADV_GESTURE(ex0c) ((ex0c) & BIT(19)) #define SYN_CAP_REDUCED_FILTERING(ex0c) ((ex0c) & BIT(10)) #define SYN_CAP_IMAGE_SENSOR(ex0c) ((ex0c) & BIT(11)) #define SYN_CAP_INTERTOUCH(ex0c) ((ex0c) & BIT(14))
/* * The following descibes response for the 0x10 query. * * byte mask name meaning * ---- ---- ------- ------------ * 1 0x01 ext buttons are stick buttons exported in the extended * capability are actually meant to be used * by the tracktick (pass-through). * 1 0x02 SecurePad the touchpad is a SecurePad, so it * contains a built-in fingerprint reader. * 1 0xe0 more ext count how many more extented queries are * available after this one. * 2 0xff SecurePad width the width of the SecurePad fingerprint * reader. * 3 0xff SecurePad height the height of the SecurePad fingerprint * reader.
*/ #define SYN_CAP_EXT_BUTTONS_STICK(ex10) ((ex10) & BIT(16)) #define SYN_CAP_SECUREPAD(ex10) ((ex10) & BIT(17))
/* * 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; unsignedint left:1; unsignedint right:1; unsignedint middle:1; unsignedint up:1; unsignedint down:1;
u8 ext_buttons;
s8 scroll;
};
enum synaptics_pkt_type pkt_type; /* packet type - old, new, etc */
u8 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 */ bool pt_port_open;
/* * 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; unsignedint agm_count; /* finger count reported by agm */
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