drivers/net/irda/irport.h

   1 /*********************************************************************
   2  *
   3  * Filename:      irport.h
   4  * Version:       0.1
   5  * Description:   Serial driver for IrDA
   6  * Status:        Experimental.
   7  * Author:        Dag Brattli <dagb@cs.uit.no>
   8  * Created at:    Sun Aug  3 13:49:59 1997
   9  * Modified at:   Fri Jan 14 10:21:10 2000
  10  * Modified by:   Dag Brattli <dagb@cs.uit.no>
  11  *
  12  *     Copyright (c) 1997, 1998-2000 Dag Brattli <dagb@cs.uit.no>
  13  *     All Rights Reserved.
  14  *
  15  *     This program is free software; you can redistribute it and/or
  16  *     modify it under the terms of the GNU General Public License as
  17  *     published by the Free Software Foundation; either version 2 of
  18  *     the License, or (at your option) any later version.
  19  *
  20  *     Neither Dag Brattli nor University of Tromsø admit liability nor
  21  *     provide warranty for any of this software. This material is
  22  *     provided "AS-IS" and at no charge.
  23  *
  24  ********************************************************************/
  25
  26 #ifndef IRPORT_H
  27 #define IRPORT_H
  28
  29 #include <linux/netdevice.h>
  30 #include <linux/skbuff.h>
  31 #include <linux/types.h>
  32 #include <linux/spinlock.h>
  33
  34 #include <net/irda/irda_device.h>
  35
  36 #define SPEED_DEFAULT 9600
  37 #define SPEED_MAX     115200
  38
  39 /*
  40  * These are the supported serial types.
  41  */
  42 #define PORT_UNKNOWN    0
  43 #define PORT_8250       1
  44 #define PORT_16450      2
  45 #define PORT_16550      3
  46 #define PORT_16550A     4
  47 #define PORT_CIRRUS     5
  48 #define PORT_16650      6
  49 #define PORT_MAX        6
  50
  51 #define FRAME_MAX_SIZE 2048
  52
  53 struct irport_cb {
  54         struct net_device *netdev; /* Yes! we are some kind of netdevice */
  55         struct net_device_stats stats;
  56
  57         struct irlap_cb *irlap;    /* The link layer we are attached to */
  58
  59         chipio_t io;               /* IrDA controller information */
  60         iobuff_t tx_buff;          /* Transmit buffer */
  61         iobuff_t rx_buff;          /* Receive buffer */
  62
  63         struct qos_info qos;       /* QoS capabilities for this device */
  64         dongle_t *dongle;          /* Dongle driver */
  65
  66         __u32 flags;               /* Interface flags */
  67         __u32 new_speed;
  68         int mode;
  69         int index;                 /* Instance index */
  70         int transmitting;          /* Are we transmitting ? */
  71
  72         spinlock_t lock;           /* For serializing operations */
  73
  74         /* For piggyback drivers */
  75         void *priv;
  76         void (*change_speed)(void *priv, __u32 speed);
  77         irqreturn_t (*interrupt)(int irq, void *dev_id);
  78 };
  79
  80 #endif /* IRPORT_H */