1 files changed, 106 insertions, 0 deletions
diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h
new file mode 100644
index 000000000000..bda5b065d03c
--- /dev/null
+++ b/drivers/input/mouse/psmouse.h
@@ -0,0 +1,106 @@
+#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	0x03eb
+#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_CMD_MODE,
+	PSMOUSE_ACTIVATED,
+};
+
+/* psmouse protocol handler return codes */
+typedef enum {
+	PSMOUSE_BAD_DATA,
+	PSMOUSE_GOOD_DATA,
+	PSMOUSE_FULL_PACKET
+} psmouse_ret_t;
+
+struct psmouse {
+	void *private;
+	struct input_dev dev;
+	struct ps2dev ps2dev;
+	char *vendor;
+	char *name;
+	unsigned char packet[8];
+	unsigned char pktcnt;
+	unsigned char pktsize;
+	unsigned char type;
+	unsigned int model;
+	unsigned long last;
+	unsigned long out_of_sync;
+	enum psmouse_state state;
+	char devname[64];
+	char phys[32];
+
+	unsigned int rate;
+	unsigned int resolution;
+	unsigned int resetafter;
+	unsigned int smartscroll;	/* Logitech only */
+
+	psmouse_ret_t (*protocol_handler)(struct psmouse *psmouse, struct pt_regs *regs);
+	void (*set_rate)(struct psmouse *psmouse, unsigned int rate);
+	void (*set_resolution)(struct psmouse *psmouse, unsigned int resolution);
+
+	int (*reconnect)(struct psmouse *psmouse);
+	void (*disconnect)(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,
+};
+
+int psmouse_sliced_command(struct psmouse *psmouse, unsigned char command);
+int psmouse_reset(struct psmouse *psmouse);
+void psmouse_set_resolution(struct psmouse *psmouse, unsigned int resolution);
+
+ssize_t psmouse_attr_show_helper(struct device *dev, char *buf,
+			ssize_t (*handler)(struct psmouse *, char *));
+ssize_t psmouse_attr_set_helper(struct device *dev, const char *buf, size_t count,
+			ssize_t (*handler)(struct psmouse *, const char *, size_t));
+
+#define PSMOUSE_DEFINE_ATTR(_name)						\
+static ssize_t psmouse_attr_show_##_name(struct psmouse *, char *);		\
+static ssize_t psmouse_attr_set_##_name(struct psmouse *, const char *, size_t);\
+static ssize_t psmouse_do_show_##_name(struct device *d, char *b)		\
+{										\
+	return psmouse_attr_show_helper(d, b, psmouse_attr_show_##_name);	\
+}										\
+static ssize_t psmouse_do_set_##_name(struct device *d, const char *b, size_t s)\
+{										\
+	return psmouse_attr_set_helper(d, b, s, psmouse_attr_set_##_name);	\
+}										\
+static struct device_attribute psmouse_attr_##_name = 				\
+	__ATTR(_name, S_IWUSR | S_IRUGO,					\
+		psmouse_do_show_##_name, psmouse_do_set_##_name);
+
+#endif /* _PSMOUSE_H */