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-rw-r--r--arch/s390/kernel/compat_ioctl.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/arch/s390/kernel/compat_ioctl.c b/arch/s390/kernel/compat_ioctl.c
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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/tape390.h>
20
21static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd,
22 unsigned long arg, struct file *f)
23{
24 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
25}
26
27static int do_ioctl32_ulong(unsigned int fd, unsigned int cmd,
28 unsigned long arg, struct file *f)
29{
30 return sys_ioctl(fd, cmd, arg);
31}
32
33#define COMPATIBLE_IOCTL(cmd) HANDLE_IOCTL((cmd),(ioctl_trans_handler_t)do_ioctl32_pointer)
34#define ULONG_IOCTL(cmd) HANDLE_IOCTL((cmd),(ioctl_trans_handler_t)do_ioctl32_ulong)
35#define HANDLE_IOCTL(cmd,handler) { (cmd), (ioctl_trans_handler_t)(handler), NULL },
36
37struct ioctl_trans ioctl_start[] = {
38/* architecture independent ioctls */
39#include <linux/compat_ioctl.h>
40#define DECLARES
41#include "../../../fs/compat_ioctl.c"
42
43/* s390 only ioctls */
44#if defined(CONFIG_DASD) || defined(CONFIG_DASD_MODULE)
45COMPATIBLE_IOCTL(DASDAPIVER)
46COMPATIBLE_IOCTL(BIODASDDISABLE)
47COMPATIBLE_IOCTL(BIODASDENABLE)
48COMPATIBLE_IOCTL(BIODASDRSRV)
49COMPATIBLE_IOCTL(BIODASDRLSE)
50COMPATIBLE_IOCTL(BIODASDSLCK)
51COMPATIBLE_IOCTL(BIODASDINFO)
52COMPATIBLE_IOCTL(BIODASDINFO2)
53COMPATIBLE_IOCTL(BIODASDFMT)
54COMPATIBLE_IOCTL(BIODASDPRRST)
55COMPATIBLE_IOCTL(BIODASDQUIESCE)
56COMPATIBLE_IOCTL(BIODASDRESUME)
57COMPATIBLE_IOCTL(BIODASDPRRD)
58COMPATIBLE_IOCTL(BIODASDPSRD)
59COMPATIBLE_IOCTL(BIODASDGATTR)
60COMPATIBLE_IOCTL(BIODASDSATTR)
61
62#endif
63
64#if defined(CONFIG_S390_TAPE) || defined(CONFIG_S390_TAPE_MODULE)
65COMPATIBLE_IOCTL(TAPE390_DISPLAY)
66#endif
67
68/* s390 doesn't need handlers here */
69COMPATIBLE_IOCTL(TIOCGSERIAL)
70COMPATIBLE_IOCTL(TIOCSSERIAL)
71};
72
73int ioctl_table_size = ARRAY_SIZE(ioctl_start);