Release 4.7 drivers/input/mouse/psmouse.h

#ifndef _PSMOUSE_H

#define _PSMOUSE_H


#define PSMOUSE_CMD_SETSCALE11	0x00e6

#define PSMOUSE_CMD_SETSCALE21	0x00e7

#define PSMOUSE_CMD_SETRES	0x10e8

#define PSMOUSE_CMD_GETINFO	0x03e9

#define PSMOUSE_CMD_SETSTREAM	0x00ea

#define PSMOUSE_CMD_SETPOLL	0x00f0

#define PSMOUSE_CMD_POLL	0x00eb	
/* caller sets number of bytes to receive */

#define PSMOUSE_CMD_RESET_WRAP	0x00ec

#define PSMOUSE_CMD_GETID	0x02f2

#define PSMOUSE_CMD_SETRATE	0x10f3

#define PSMOUSE_CMD_ENABLE	0x00f4

#define PSMOUSE_CMD_DISABLE	0x00f5

#define PSMOUSE_CMD_RESET_DIS	0x00f6

#define PSMOUSE_CMD_RESET_BAT	0x02ff


#define PSMOUSE_RET_BAT		0xaa

#define PSMOUSE_RET_ID		0x00

#define PSMOUSE_RET_ACK		0xfa

#define PSMOUSE_RET_NAK		0xfe


enum psmouse_state {
	
PSMOUSE_IGNORE,
	
PSMOUSE_INITIALIZING,
	
PSMOUSE_RESYNCING,
	
PSMOUSE_CMD_MODE,
	
PSMOUSE_ACTIVATED,
};

/* psmouse protocol handler return codes */
typedef enum {
	
PSMOUSE_BAD_DATA,
	
PSMOUSE_GOOD_DATA,
	
PSMOUSE_FULL_PACKET
} 
psmouse_ret_t;


enum psmouse_scale {
	
PSMOUSE_SCALE11,
	
PSMOUSE_SCALE21
};


struct psmouse {
	
void *private;
	
struct input_dev *dev;
	
struct ps2dev ps2dev;
	
struct delayed_work resync_work;
	
char *vendor;
	
char *name;
	
unsigned char packet[8];
	
unsigned char badbyte;
	
unsigned char pktcnt;
	
unsigned char pktsize;
	
unsigned char type;
	
bool ignore_parity;
	
bool acks_disable_command;
	
unsigned int model;
	
unsigned long last;
	
unsigned long out_of_sync_cnt;
	
unsigned long num_resyncs;
	
enum psmouse_state state;
	
char devname[64];
	
char phys[32];

	
unsigned int rate;
	
unsigned int resolution;
	
unsigned int resetafter;
	
unsigned int resync_time;
	
bool smartscroll;	/* Logitech only */

	
psmouse_ret_t (*protocol_handler)(struct psmouse *psmouse);
	
void (*set_rate)(struct psmouse *psmouse, unsigned int rate);
	
void (*set_resolution)(struct psmouse *psmouse, unsigned int resolution);
	
void (*set_scale)(struct psmouse *psmouse, enum psmouse_scale scale);

	
int (*reconnect)(struct psmouse *psmouse);
	
void (*disconnect)(struct psmouse *psmouse);
	
void (*cleanup)(struct psmouse *psmouse);
	
int (*poll)(struct psmouse *psmouse);

	
void (*pt_activate)(struct psmouse *psmouse);
	
void (*pt_deactivate)(struct psmouse *psmouse);
};


enum psmouse_type {
	
PSMOUSE_NONE,
	
PSMOUSE_PS2,
	
PSMOUSE_PS2PP,
	
PSMOUSE_THINKPS,
	
PSMOUSE_GENPS,
	
PSMOUSE_IMPS,
	
PSMOUSE_IMEX,
	
PSMOUSE_SYNAPTICS,
	
PSMOUSE_ALPS,
	
PSMOUSE_LIFEBOOK,
	
PSMOUSE_TRACKPOINT,
	
PSMOUSE_TOUCHKIT_PS2,
	
PSMOUSE_CORTRON,
	
PSMOUSE_HGPK,
	
PSMOUSE_ELANTECH,
	
PSMOUSE_FSP,
	
PSMOUSE_SYNAPTICS_RELATIVE,
	
PSMOUSE_CYPRESS,
	
PSMOUSE_FOCALTECH,
	
PSMOUSE_VMMOUSE,
	
PSMOUSE_BYD,
	
PSMOUSE_AUTO		/* This one should always be last */
};

void psmouse_queue_work(struct psmouse *psmouse, struct delayed_work *work,
		unsigned long delay);
int psmouse_sliced_command(struct psmouse *psmouse, unsigned char command);
int psmouse_reset(struct psmouse *psmouse);
void psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_state);
void psmouse_set_resolution(struct psmouse *psmouse, unsigned int resolution);
psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse);
int psmouse_activate(struct psmouse *psmouse);
int psmouse_deactivate(struct psmouse *psmouse);
bool psmouse_matches_pnp_id(struct psmouse *psmouse, const char * const ids[]);


struct psmouse_attribute {
	
struct device_attribute dattr;
	
void *data;
	
ssize_t (*show)(struct psmouse *psmouse, void *data, char *buf);
	
ssize_t (*set)(struct psmouse *psmouse, void *data,
			const char *buf, size_t count);
	
bool protect;
};

#define to_psmouse_attr(a)	container_of((a), struct psmouse_attribute, dattr)

ssize_t psmouse_attr_show_helper(struct device *dev, struct device_attribute *attr,
				 char *buf);
ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *attr,
				const char *buf, size_t count);


#define __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, _set, _protect)	\
static struct psmouse_attribute psmouse_attr_##_name = {                        \
        .dattr  = {                                                             \
                .attr   = {                                                     \
                        .name   = __stringify(_name),                           \
                        .mode   = _mode,                                        \
                },                                                              \
                .show   = psmouse_attr_show_helper,                             \
                .store  = psmouse_attr_set_helper,                              \
        },                                                                      \
        .data   = _data,                                                        \
        .show   = _show,                                                        \
        .set    = _set,                                                         \
        .protect = _protect,                                                    \
}


#define __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, _protect)	\
	static ssize_t _show(struct psmouse *, void *, char *);                 \
        static ssize_t _set(struct psmouse *, void *, const char *, size_t);    \
        __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, _set, _protect)


#define PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set)			\
	__PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, true)


#define PSMOUSE_DEFINE_RO_ATTR(_name, _mode, _data, _show)			\
	static ssize_t _show(struct psmouse *, void *, char *);                 \
        __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, NULL, true)


#define PSMOUSE_DEFINE_WO_ATTR(_name, _mode, _data, _set)			\
	static ssize_t _set(struct psmouse *, void *, const char *, size_t);    \
        __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, NULL, _set, true)

#ifndef psmouse_fmt

#define psmouse_fmt(fmt)	KBUILD_BASENAME ": " fmt
#endif


#define psmouse_dbg(psmouse, format, ...)		\
	dev_dbg(&(psmouse)->ps2dev.serio->dev,          \
                psmouse_fmt(format), ##__VA_ARGS__)

#define psmouse_info(psmouse, format, ...)		\
	dev_info(&(psmouse)->ps2dev.serio->dev,         \
                 psmouse_fmt(format), ##__VA_ARGS__)

#define psmouse_warn(psmouse, format, ...)		\
	dev_warn(&(psmouse)->ps2dev.serio->dev,         \
                 psmouse_fmt(format), ##__VA_ARGS__)

#define psmouse_err(psmouse, format, ...)		\
	dev_err(&(psmouse)->ps2dev.serio->dev,          \
                psmouse_fmt(format), ##__VA_ARGS__)

#define psmouse_notice(psmouse, format, ...)		\
	dev_notice(&(psmouse)->ps2dev.serio->dev,       \
                   psmouse_fmt(format), ##__VA_ARGS__)

#define psmouse_printk(level, psmouse, format, ...)	\
	dev_printk(level,                               \
                   &(psmouse)->ps2dev.serio->dev,       \
                   psmouse_fmt(format), ##__VA_ARGS__)


#endif /* _PSMOUSE_H */
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Directory: drivers/input/mouse

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