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path: root/drivers/input/mouse/psmouse.h
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Diffstat (limited to 'drivers/input/mouse/psmouse.h')
-rw-r--r--drivers/input/mouse/psmouse.h106
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 00000000000..bda5b065d03
--- /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 */