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#ifndef _SERIO_H

#define _SERIO_H

/*

 * Copyright (C) 1999-2002 Vojtech Pavlik

*

 * 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.

 */

#include <linux/ioctl.h>

#define SPIOCSTYPE      _IOW('q', 0x01, unsigned long)

#ifdef __KERNEL__

#include <linux/interrupt.h>

#include <linux/list.h>

#include <linux/spinlock.h>

#include <linux/mutex.h>

#include <linux/device.h>

#include <linux/mod_devicetable.h>

struct serio {

        void *port_data;

        char name[32];

        char phys[32];

        unsigned int manual_bind;

        struct serio_device_id id;

        spinlock_t lock;                /* protects critical sections from port's interrupt handler */

        int (*write)(struct serio *, unsigned char);

        int (*open)(struct serio *);

        void (*close)(struct serio *);

        int (*start)(struct serio *);

        void (*stop)(struct serio *);

        struct serio *parent, *child;

        unsigned int depth;             /* level of nesting in serio hierarchy */

        struct serio_driver *drv;       /* accessed from interrupt, must be protected by serio->lock and serio->sem */

        struct mutex drv_mutex;         /* protects serio->drv so attributes can pin driver */

        struct device dev;

        unsigned int registered;        /* port has been fully registered with driver core */

        struct list_head node;

};

#define to_serio_port(d)        container_of(d, struct serio, dev)

struct serio_driver {

        void *private;

        char *description;

        struct serio_device_id *id_table;

        unsigned int manual_bind;

        void (*write_wakeup)(struct serio *);

        irqreturn_t (*interrupt)(struct serio *, unsigned char, unsigned int);

        int  (*connect)(struct serio *, struct serio_driver *drv);

        int  (*reconnect)(struct serio *);

        void (*disconnect)(struct serio *);

        void (*cleanup)(struct serio *);

        struct device_driver driver;

};

#define to_serio_driver(d)      container_of(d, struct serio_driver, driver)

int serio_open(struct serio *serio, struct serio_driver *drv);

void serio_close(struct serio *serio);

void serio_rescan(struct serio *serio);

void serio_reconnect(struct serio *serio);

irqreturn_t serio_interrupt(struct serio *serio, unsigned char data, unsigned int flags);

void __serio_register_port(struct serio *serio, struct module *owner);

static inline void serio_register_port(struct serio *serio)

{

        __serio_register_port(serio, THIS_MODULE);

}

void serio_unregister_port(struct serio *serio);

void serio_unregister_child_port(struct serio *serio);

int __serio_register_driver(struct serio_driver *drv, struct module *owner, const char *mod_name);

static inline int serio_register_driver(struct serio_driver *drv)

{

        return __serio_register_driver(drv, THIS_MODULE, KBUILD_MODNAME);

}

int serio_register_driver(struct serio_driver *drv);

void serio_unregister_driver(struct serio_driver *drv);

static inline int serio_write(struct serio *serio, unsigned char data)

{

        if (serio->write)

                return serio->write(serio, data);

        else

                return -1;

}

static inline void serio_drv_write_wakeup(struct serio *serio)

{

        if (serio->drv && serio->drv->write_wakeup)

                serio->drv->write_wakeup(serio);

}

/*

 * Use the following functions to manipulate serio's per-port

 * driver-specific data.

 */

static inline void *serio_get_drvdata(struct serio *serio)

{

        return dev_get_drvdata(&serio->dev);

}

static inline void serio_set_drvdata(struct serio *serio, void *data)

{

        dev_set_drvdata(&serio->dev, data);

}

/*

 * Use the following functions to protect critical sections in

 * driver code from port's interrupt handler

 */

static inline void serio_pause_rx(struct serio *serio)

{

        spin_lock_irq(&serio->lock);

}

static inline void serio_continue_rx(struct serio *serio)

{

        spin_unlock_irq(&serio->lock);

}

/*

 * Use the following functions to pin serio's driver in process context

 */

static inline int serio_pin_driver(struct serio *serio)

{

        return mutex_lock_interruptible(&serio->drv_mutex);

}

static inline void serio_pin_driver_uninterruptible(struct serio *serio)

{

        mutex_lock(&serio->drv_mutex);

}

static inline void serio_unpin_driver(struct serio *serio)

{

        mutex_unlock(&serio->drv_mutex);

}

#endif

/*

 * bit masks for use in "interrupt" flags (3rd argument)

 */

#define SERIO_TIMEOUT   1

#define SERIO_PARITY    2

#define SERIO_FRAME     4

/*

 * Serio types

 */

#define SERIO_XT        0x00

#define SERIO_8042      0x01

#define SERIO_RS232     0x02

#define SERIO_HIL_MLC   0x03

#define SERIO_PS_PSTHRU 0x05

#define SERIO_8042_XL   0x06

/*

 * Serio types

 */

#define SERIO_UNKNOWN   0x00

#define SERIO_MSC       0x01

#define SERIO_SUN       0x02

#define SERIO_MS        0x03

#define SERIO_MP        0x04

#define SERIO_MZ        0x05

#define SERIO_MZP       0x06

#define SERIO_MZPP      0x07

#define SERIO_VSXXXAA   0x08

#define SERIO_SUNKBD    0x10

#define SERIO_WARRIOR   0x18

#define SERIO_SPACEORB  0x19

#define SERIO_MAGELLAN  0x1a

#define SERIO_SPACEBALL 0x1b

#define SERIO_GUNZE     0x1c

#define SERIO_IFORCE    0x1d

#define SERIO_STINGER   0x1e

#define SERIO_NEWTON    0x1f

#define SERIO_STOWAWAY  0x20

#define SERIO_H3600     0x21

#define SERIO_PS2SER    0x22

#define SERIO_TWIDKBD   0x23

#define SERIO_TWIDJOY   0x24

#define SERIO_HIL       0x25

#define SERIO_SNES232   0x26

#define SERIO_SEMTECH   0x27

#define SERIO_LKKBD     0x28

#define SERIO_ELO       0x29

#define SERIO_MICROTOUCH        0x30

#define SERIO_PENMOUNT  0x31

#define SERIO_TOUCHRIGHT        0x32

#define SERIO_TOUCHWIN  0x33

#define SERIO_TAOSEVM   0x34

#define SERIO_FUJITSU   0x35

#endif