diff options
Diffstat (limited to 'drivers/input/mouse/synaptics.h')
| -rw-r--r-- | drivers/input/mouse/synaptics.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h new file mode 100644 index 00000000000..68fff1dcd7d --- /dev/null +++ b/drivers/input/mouse/synaptics.h @@ -0,0 +1,110 @@ +/* + * 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 + +extern int synaptics_detect(struct psmouse *psmouse, int set_properties); +extern int synaptics_init(struct psmouse *psmouse); +extern void synaptics_reset(struct psmouse *psmouse); + +/* 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 */ + + unsigned char pkt_type; /* packet type - old, new, etc */ + unsigned char mode; /* current mode byte */ + int scroll; +}; + +#endif /* _SYNAPTICS_H */ |