include/linux/cyclomx.h

   1 #ifndef _CYCLOMX_H
   2 #define _CYCLOMX_H
   3 /*
   4 * cyclomx.h     Cyclom 2X WAN Link Driver.
   5 *               User-level API definitions.
   6 *
   7 * Author:       Arnaldo Carvalho de Melo <acme@conectiva.com.br>
   8 *
   9 * Copyright:    (c) 1998-2003 Arnaldo Carvalho de Melo
  10 *
  11 * Based on wanpipe.h by Gene Kozin <genek@compuserve.com>
  12 *
  13 *               This program is free software; you can redistribute it and/or
  14 *               modify it under the terms of the GNU General Public License
  15 *               as published by the Free Software Foundation; either version
  16 *               2 of the License, or (at your option) any later version.
  17 * ============================================================================
  18 * 2000/07/13    acme            remove crap #if KERNEL_VERSION > blah
  19 * 2000/01/21    acme            rename cyclomx_open to cyclomx_mod_inc_use_count
  20 *                               and cyclomx_close to cyclomx_mod_dec_use_count
  21 * 1999/05/19    acme            wait_queue_head_t wait_stats(support for 2.3.*)
  22 * 1999/01/03    acme            judicious use of data types
  23 * 1998/12/27    acme            cleanup: PACKED not needed
  24 * 1998/08/08    acme            Version 0.0.1
  25 */
  26
  27 #include <linux/config.h>
  28 #include <linux/wanrouter.h>
  29 #include <linux/spinlock.h>
  30
  31 #ifdef  __KERNEL__
  32 /* Kernel Interface */
  33
  34 #include <linux/cycx_drv.h>     /* Cyclom 2X support module API definitions */
  35 #include <linux/cycx_cfm.h>     /* Cyclom 2X firmware module definitions */
  36 #ifdef CONFIG_CYCLOMX_X25
  37 #include <linux/cycx_x25.h>
  38 #endif
  39
  40 #define is_digit(ch) (((ch)>=(unsigned)'0'&&(ch)<=(unsigned)'9')?1:0)
  41
  42 /* Adapter Data Space.
  43  * This structure is needed because we handle multiple cards, otherwise
  44  * static data would do it.
  45  */
  46 struct cycx_device {
  47         char devname[WAN_DRVNAME_SZ + 1];/* card name */
  48         struct cycx_hw hw;              /* hardware configuration */
  49         struct wan_device wandev;       /* WAN device data space */
  50         u32 state_tick;                 /* link state timestamp */
  51         spinlock_t lock;
  52         char in_isr;                    /* interrupt-in-service flag */
  53         char buff_int_mode_unbusy;      /* flag for carrying out dev_tint */
  54         wait_queue_head_t wait_stats;  /* to wait for the STATS indication */
  55         void *mbox;                     /* -> mailbox */
  56         void (*isr)(struct cycx_device* card);  /* interrupt service routine */
  57         int (*exec)(struct cycx_device* card, void* u_cmd, void* u_data);
  58         union {
  59 #ifdef CONFIG_CYCLOMX_X25
  60                 struct { /* X.25 specific data */
  61                         u32 lo_pvc;
  62                         u32 hi_pvc;
  63                         u32 lo_svc;
  64                         u32 hi_svc;
  65                         struct cycx_x25_stats stats;
  66                         spinlock_t lock;
  67                         u32 connection_keys;
  68                 } x;
  69 #endif
  70         } u;
  71 };
  72
  73 /* Public Functions */
  74 void cycx_set_state(struct cycx_device *card, int state);
  75
  76 #ifdef CONFIG_CYCLOMX_X25
  77 int cycx_x25_wan_init(struct cycx_device *card, wandev_conf_t *conf);
  78 #endif
  79 #endif  /* __KERNEL__ */
  80 #endif  /* _CYCLOMX_H */