include/linux/serio.h

   1 #ifndef _SERIO_H
   2 #define _SERIO_H
   3
   4 /*
   5  * Copyright (C) 1999-2002 Vojtech Pavlik
   6 *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License version 2 as published by
   9  * the Free Software Foundation.
  10  */
  11
  12 #include <linux/ioctl.h>
  13 #include <linux/interrupt.h>
  14
  15 #define SPIOCSTYPE      _IOW('q', 0x01, unsigned long)
  16
  17 #ifdef __KERNEL__
  18
  19 #include <linux/list.h>
  20
  21 struct serio;
  22
  23 struct serio {
  24
  25         void *private;
  26         void *driver;
  27         char *name;
  28         char *phys;
  29
  30         unsigned short idbus;
  31         unsigned short idvendor;
  32         unsigned short idproduct;
  33         unsigned short idversion;
  34
  35         unsigned long type;
  36         unsigned long event;
  37
  38         int (*write)(struct serio *, unsigned char);
  39         int (*open)(struct serio *);
  40         void (*close)(struct serio *);
  41
  42         struct serio_dev *dev;
  43
  44         struct list_head node;
  45 };
  46
  47 struct serio_dev {
  48
  49         void *private;
  50         char *name;
  51
  52         void (*write_wakeup)(struct serio *);
  53         irqreturn_t (*interrupt)(struct serio *, unsigned char,
  54                         unsigned int, struct pt_regs *);
  55         void (*connect)(struct serio *, struct serio_dev *dev);
  56         void (*disconnect)(struct serio *);
  57         void (*cleanup)(struct serio *);
  58
  59         struct list_head node;
  60 };
  61
  62 int serio_open(struct serio *serio, struct serio_dev *dev);
  63 void serio_close(struct serio *serio);
  64 void serio_rescan(struct serio *serio);
  65 irqreturn_t serio_interrupt(struct serio *serio, unsigned char data, unsigned int flags, struct pt_regs *regs);
  66
  67 void serio_register_port(struct serio *serio);
  68 void serio_unregister_port(struct serio *serio);
  69 void serio_register_device(struct serio_dev *dev);
  70 void serio_unregister_device(struct serio_dev *dev);
  71
  72 static __inline__ int serio_write(struct serio *serio, unsigned char data)
  73 {
  74         if (serio->write)
  75                 return serio->write(serio, data);
  76         else
  77                 return -1;
  78 }
  79
  80 static __inline__ void serio_dev_write_wakeup(struct serio *serio)
  81 {
  82         if (serio->dev && serio->dev->write_wakeup)
  83                 serio->dev->write_wakeup(serio);
  84 }
  85
  86 static __inline__ void serio_cleanup(struct serio *serio)
  87 {
  88         if (serio->dev && serio->dev->cleanup)
  89                 serio->dev->cleanup(serio);
  90 }
  91
  92 #endif
  93
  94 /*
  95  * bit masks for use in "interrupt" flags (3rd argument)
  96  */
  97 #define SERIO_TIMEOUT   1
  98 #define SERIO_PARITY    2
  99 #define SERIO_FRAME     4
 100
 101 #define SERIO_TYPE      0xff000000UL
 102 #define SERIO_XT        0x00000000UL
 103 #define SERIO_8042      0x01000000UL
 104 #define SERIO_RS232     0x02000000UL
 105 #define SERIO_HIL_MLC   0x03000000UL
 106 #define SERIO_PC9800    0x04000000UL
 107
 108 #define SERIO_PROTO     0xFFUL
 109 #define SERIO_MSC       0x01
 110 #define SERIO_SUN       0x02
 111 #define SERIO_MS        0x03
 112 #define SERIO_MP        0x04
 113 #define SERIO_MZ        0x05
 114 #define SERIO_MZP       0x06
 115 #define SERIO_MZPP      0x07
 116 #define SERIO_SUNKBD    0x10
 117 #define SERIO_WARRIOR   0x18
 118 #define SERIO_SPACEORB  0x19
 119 #define SERIO_MAGELLAN  0x1a
 120 #define SERIO_SPACEBALL 0x1b
 121 #define SERIO_GUNZE     0x1c
 122 #define SERIO_IFORCE    0x1d
 123 #define SERIO_STINGER   0x1e
 124 #define SERIO_NEWTON    0x1f
 125 #define SERIO_STOWAWAY  0x20
 126 #define SERIO_H3600     0x21
 127 #define SERIO_PS2SER    0x22
 128 #define SERIO_TWIDKBD   0x23
 129 #define SERIO_TWIDJOY   0x24
 130 #define SERIO_HIL       0x25
 131 #define SERIO_SNES232   0x26
 132 #define SERIO_SEMTECH   0x27
 133
 134 #define SERIO_ID        0xff00UL
 135 #define SERIO_EXTRA     0xff0000UL
 136
 137 #endif