arch/s390/kernel/compat_ioctl.c

   1 /*
   2  * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
   3  *
   4  *  S390 version
   5  *    Copyright (C) 2000-2003 IBM Deutschland Entwicklung GmbH, IBM Corporation
   6  *    Author(s): Gerhard Tonn (ton@de.ibm.com)
   7  *               Arnd Bergmann (arndb@de.ibm.com)
   8  *
   9  * Original implementation from 32-bit Sparc compat code which is
  10  * Copyright (C) 2000 Silicon Graphics, Inc.
  11  * Written by Ulf Carlsson (ulfc@engr.sgi.com)
  12  */
  13
  14 #include "compat_linux.h"
  15 #define INCLUDES
  16 #define CODE
  17 #include "../../../fs/compat_ioctl.c"
  18 #include <asm/dasd.h>
  19 #include <asm/cmb.h>
  20 #include <asm/tape390.h>
  21 #include <asm/ccwdev.h>
  22 #include "../../../drivers/s390/char/raw3270.h"
  23
  24 static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd,
  25                                 unsigned long arg, struct file *f)
  26 {
  27         return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
  28 }
  29
  30 static int do_ioctl32_ulong(unsigned int fd, unsigned int cmd,
  31                                 unsigned long arg, struct file *f)
  32 {
  33         return sys_ioctl(fd, cmd, arg);
  34 }
  35
  36 #define COMPATIBLE_IOCTL(cmd)           HANDLE_IOCTL((cmd),(ioctl_trans_handler_t)do_ioctl32_pointer)
  37 #define ULONG_IOCTL(cmd)                HANDLE_IOCTL((cmd),(ioctl_trans_handler_t)do_ioctl32_ulong)
  38 #define HANDLE_IOCTL(cmd,handler)       { (cmd), (ioctl_trans_handler_t)(handler), NULL },
  39
  40 struct ioctl_trans ioctl_start[] = {
  41 /* architecture independent ioctls */
  42 #include <linux/compat_ioctl.h>
  43 #define DECLARES
  44 #include "../../../fs/compat_ioctl.c"
  45
  46 /* s390 only ioctls */
  47 COMPATIBLE_IOCTL(DASDAPIVER)
  48 COMPATIBLE_IOCTL(BIODASDDISABLE)
  49 COMPATIBLE_IOCTL(BIODASDENABLE)
  50 COMPATIBLE_IOCTL(BIODASDRSRV)
  51 COMPATIBLE_IOCTL(BIODASDRLSE)
  52 COMPATIBLE_IOCTL(BIODASDSLCK)
  53 COMPATIBLE_IOCTL(BIODASDINFO)
  54 COMPATIBLE_IOCTL(BIODASDINFO2)
  55 COMPATIBLE_IOCTL(BIODASDFMT)
  56 COMPATIBLE_IOCTL(BIODASDPRRST)
  57 COMPATIBLE_IOCTL(BIODASDQUIESCE)
  58 COMPATIBLE_IOCTL(BIODASDRESUME)
  59 COMPATIBLE_IOCTL(BIODASDPRRD)
  60 COMPATIBLE_IOCTL(BIODASDPSRD)
  61 COMPATIBLE_IOCTL(BIODASDGATTR)
  62 COMPATIBLE_IOCTL(BIODASDSATTR)
  63 COMPATIBLE_IOCTL(BIODASDCMFENABLE)
  64 COMPATIBLE_IOCTL(BIODASDCMFDISABLE)
  65 COMPATIBLE_IOCTL(BIODASDREADALLCMB)
  66
  67 COMPATIBLE_IOCTL(TAPE390_DISPLAY)
  68 };
  69
  70 int ioctl_table_size = ARRAY_SIZE(ioctl_start);