drivers/staging/dgap/dgap_kcompat.h

   1 /*
   2  * Copyright 2004 Digi International (www.digi.com)
   3  *      Scott H Kilau <Scott_Kilau at digi dot com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2, or (at your option)
   8  * any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED; without even the
  12  * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  13  * PURPOSE.  See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  *
  19  *      NOTE: THIS IS A SHARED HEADER. DO NOT CHANGE CODING STYLE!!!
  20  *
  21  *************************************************************************
  22  *
  23  * This file is intended to contain all the kernel "differences" between the
  24  * various kernels that we support.
  25  *
  26  *************************************************************************/
  27
  28 #ifndef __DGAP_KCOMPAT_H
  29 #define __DGAP_KCOMPAT_H
  30
  31 # ifndef KERNEL_VERSION
  32 #  define KERNEL_VERSION(a,b,c)  (((a) << 16) + ((b) << 8) + (c))
  33 # endif
  34
  35
  36 #if !defined(TTY_FLIPBUF_SIZE)
  37 # define TTY_FLIPBUF_SIZE 512
  38 #endif
  39
  40
  41 /* Sparse stuff */
  42 # ifndef __user
  43 #  define __user
  44 #  define __kernel
  45 #  define __safe
  46 #  define __force
  47 #  define __chk_user_ptr(x) (void)0
  48 # endif
  49
  50
  51 #  define PARM_STR(VAR, INIT, PERM, DESC) \
  52                 static char *VAR = INIT; \
  53                 char *dgap_##VAR; \
  54                 module_param(VAR, charp, PERM); \
  55                 MODULE_PARM_DESC(VAR, DESC);
  56
  57 #  define PARM_INT(VAR, INIT, PERM, DESC) \
  58                 static int VAR = INIT; \
  59                 int dgap_##VAR; \
  60                 module_param(VAR, int, PERM); \
  61                 MODULE_PARM_DESC(VAR, DESC);
  62
  63 #  define PARM_ULONG(VAR, INIT, PERM, DESC) \
  64                 static ulong VAR = INIT; \
  65                 ulong dgap_##VAR; \
  66                 module_param(VAR, long, PERM); \
  67                 MODULE_PARM_DESC(VAR, DESC);
  68
  69
  70
  71
  72
  73 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27)
  74
  75
  76
  77
  78 /* NOTHING YET */
  79
  80
  81
  82
  83 # else
  84
  85
  86
  87 # error "this driver does not support anything below the 2.6.27 kernel series."
  88
  89
  90
  91 # endif
  92
  93 #endif /* ! __DGAP_KCOMPAT_H */