blob: 175736c282ab94d86a466cab00c2b946c9266b9a [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
3 *
4 * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
5 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
6 * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs
Pavel Macheka2531292010-07-18 14:27:13 +02007 * Copyright (C) 2003 Pavel Machek (pavel@ucw.cz)
Linus Torvalds1da177e2005-04-16 15:20:36 -07008 *
9 * These routines maintain argument size conversion between 32bit and 64bit
10 * ioctls.
11 */
12
Akos Maroy3fee37c2008-01-06 11:15:55 +010013#include <linux/joystick.h>
14
Linus Torvalds1da177e2005-04-16 15:20:36 -070015#include <linux/types.h>
16#include <linux/compat.h>
17#include <linux/kernel.h>
Randy Dunlap16f7e0f2006-01-11 12:17:46 -080018#include <linux/capability.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070019#include <linux/compiler.h>
20#include <linux/sched.h>
21#include <linux/smp.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070022#include <linux/ioctl.h>
23#include <linux/if.h>
24#include <linux/if_bridge.h>
NeilBrownbff61972009-03-31 14:33:13 +110025#include <linux/raid/md_u.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070026#include <linux/kd.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070027#include <linux/route.h>
28#include <linux/in6.h>
29#include <linux/ipv6_route.h>
30#include <linux/skbuff.h>
31#include <linux/netlink.h>
32#include <linux/vt.h>
Ankit Jain3e63cbb2009-06-19 14:28:07 -040033#include <linux/falloc.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070034#include <linux/fs.h>
35#include <linux/file.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070036#include <linux/ppp_defs.h>
37#include <linux/if_ppp.h>
38#include <linux/if_pppox.h>
39#include <linux/mtio.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070040#include <linux/auto_fs.h>
41#include <linux/auto_fs4.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070042#include <linux/tty.h>
43#include <linux/vt_kern.h>
44#include <linux/fb.h>
Mauro Carvalho Chehab88ae7622010-12-27 07:47:54 -030045#include <linux/videodev2.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070046#include <linux/netdevice.h>
47#include <linux/raw.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070048#include <linux/blkdev.h>
49#include <linux/elevator.h>
50#include <linux/rtc.h>
51#include <linux/pci.h>
52#include <linux/module.h>
53#include <linux/serial.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070054#include <linux/if_tun.h>
55#include <linux/ctype.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070056#include <linux/syscalls.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070057#include <linux/i2c.h>
58#include <linux/i2c-dev.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070059#include <linux/atalk.h>
Tejun Heo5a0e3ad2010-03-24 17:04:11 +090060#include <linux/gfp.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070061
Linus Torvalds1da177e2005-04-16 15:20:36 -070062#include <net/bluetooth/bluetooth.h>
63#include <net/bluetooth/hci.h>
64#include <net/bluetooth/rfcomm.h>
65
66#include <linux/capi.h>
Hansjoerg Lipp5024ad42006-06-26 00:25:35 -070067#include <linux/gigaset_dev.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070068
Randy Dunlap3c3622d2008-07-16 08:52:00 -050069#ifdef CONFIG_BLOCK
Alexander Beregalov1ba0c7d2009-04-20 12:23:02 +040070#include <linux/loop.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070071#include <scsi/scsi.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070072#include <scsi/scsi_ioctl.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070073#include <scsi/sg.h>
Randy Dunlap3c3622d2008-07-16 08:52:00 -050074#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070075
Linus Torvalds1da177e2005-04-16 15:20:36 -070076#include <asm/uaccess.h>
77#include <linux/ethtool.h>
78#include <linux/mii.h>
79#include <linux/if_bonding.h>
80#include <linux/watchdog.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070081
Linus Torvalds1da177e2005-04-16 15:20:36 -070082#include <linux/soundcard.h>
83#include <linux/lp.h>
84#include <linux/ppdev.h>
85
86#include <linux/atm.h>
87#include <linux/atmarp.h>
88#include <linux/atmclip.h>
89#include <linux/atmdev.h>
90#include <linux/atmioc.h>
91#include <linux/atmlec.h>
92#include <linux/atmmpc.h>
93#include <linux/atmsvc.h>
94#include <linux/atm_tcp.h>
95#include <linux/sonet.h>
96#include <linux/atm_suni.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070097
98#include <linux/usb.h>
99#include <linux/usbdevice_fs.h>
100#include <linux/nbd.h>
101#include <linux/random.h>
102#include <linux/filter.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -0700103
104#include <linux/hiddev.h>
105
David S. Miller6e87abd2005-11-16 00:52:57 -0800106#include <linux/dvb/audio.h>
107#include <linux/dvb/dmx.h>
108#include <linux/dvb/frontend.h>
109#include <linux/dvb/video.h>
110
Arnd Bergmann661f6272009-11-05 19:52:55 +0100111#include <linux/sort.h>
112
David S. Miller81639042007-07-29 00:50:42 -0700113#ifdef CONFIG_SPARC
114#include <asm/fbio.h>
115#endif
116
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100117static int w_long(unsigned int fd, unsigned int cmd,
118 compat_ulong_t __user *argp)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700119{
120 mm_segment_t old_fs = get_fs();
121 int err;
122 unsigned long val;
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100123
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124 set_fs (KERNEL_DS);
125 err = sys_ioctl(fd, cmd, (unsigned long)&val);
126 set_fs (old_fs);
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100127 if (!err && put_user(val, argp))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700128 return -EFAULT;
129 return err;
130}
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100131
David S. Miller6e87abd2005-11-16 00:52:57 -0800132struct compat_video_event {
133 int32_t type;
134 compat_time_t timestamp;
135 union {
136 video_size_t size;
137 unsigned int frame_rate;
138 } u;
139};
140
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100141static int do_video_get_event(unsigned int fd, unsigned int cmd,
142 struct compat_video_event __user *up)
David S. Miller6e87abd2005-11-16 00:52:57 -0800143{
144 struct video_event kevent;
145 mm_segment_t old_fs = get_fs();
146 int err;
147
148 set_fs(KERNEL_DS);
149 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
150 set_fs(old_fs);
151
152 if (!err) {
David S. Miller6e87abd2005-11-16 00:52:57 -0800153 err = put_user(kevent.type, &up->type);
154 err |= put_user(kevent.timestamp, &up->timestamp);
155 err |= put_user(kevent.u.size.w, &up->u.size.w);
156 err |= put_user(kevent.u.size.h, &up->u.size.h);
157 err |= put_user(kevent.u.size.aspect_ratio,
158 &up->u.size.aspect_ratio);
159 if (err)
160 err = -EFAULT;
161 }
162
163 return err;
164}
165
166struct compat_video_still_picture {
167 compat_uptr_t iFrame;
168 int32_t size;
169};
170
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100171static int do_video_stillpicture(unsigned int fd, unsigned int cmd,
172 struct compat_video_still_picture __user *up)
David S. Miller6e87abd2005-11-16 00:52:57 -0800173{
David S. Miller6e87abd2005-11-16 00:52:57 -0800174 struct video_still_picture __user *up_native;
175 compat_uptr_t fp;
176 int32_t size;
177 int err;
178
David S. Miller6e87abd2005-11-16 00:52:57 -0800179 err = get_user(fp, &up->iFrame);
180 err |= get_user(size, &up->size);
181 if (err)
182 return -EFAULT;
183
184 up_native =
185 compat_alloc_user_space(sizeof(struct video_still_picture));
186
Heiko Carstens7116e992006-12-06 20:36:36 -0800187 err = put_user(compat_ptr(fp), &up_native->iFrame);
188 err |= put_user(size, &up_native->size);
189 if (err)
190 return -EFAULT;
David S. Miller6e87abd2005-11-16 00:52:57 -0800191
192 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
193
194 return err;
195}
196
197struct compat_video_spu_palette {
198 int length;
199 compat_uptr_t palette;
200};
201
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100202static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd,
203 struct compat_video_spu_palette __user *up)
David S. Miller6e87abd2005-11-16 00:52:57 -0800204{
David S. Miller6e87abd2005-11-16 00:52:57 -0800205 struct video_spu_palette __user *up_native;
206 compat_uptr_t palp;
207 int length, err;
208
David S. Miller6e87abd2005-11-16 00:52:57 -0800209 err = get_user(palp, &up->palette);
210 err |= get_user(length, &up->length);
211
212 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
Heiko Carstens7116e992006-12-06 20:36:36 -0800213 err = put_user(compat_ptr(palp), &up_native->palette);
214 err |= put_user(length, &up_native->length);
215 if (err)
216 return -EFAULT;
David S. Miller6e87abd2005-11-16 00:52:57 -0800217
218 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
219
220 return err;
221}
222
David Howells93614012006-09-30 20:45:40 +0200223#ifdef CONFIG_BLOCK
Linus Torvalds1da177e2005-04-16 15:20:36 -0700224typedef struct sg_io_hdr32 {
225 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
226 compat_int_t dxfer_direction; /* [i] data transfer direction */
227 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
228 unsigned char mx_sb_len; /* [i] max length to write to sbp */
229 unsigned short iovec_count; /* [i] 0 implies no scatter gather */
230 compat_uint_t dxfer_len; /* [i] byte count of data transfer */
231 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
232 or scatter gather list */
233 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
234 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
235 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
236 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
237 compat_int_t pack_id; /* [i->o] unused internally (normally) */
238 compat_uptr_t usr_ptr; /* [i->o] unused internally */
239 unsigned char status; /* [o] scsi status */
240 unsigned char masked_status; /* [o] shifted, masked scsi status */
241 unsigned char msg_status; /* [o] messaging level data (optional) */
242 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
243 unsigned short host_status; /* [o] errors from host adapter */
244 unsigned short driver_status; /* [o] errors from software driver */
245 compat_int_t resid; /* [o] dxfer_len - actual_transferred */
246 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
247 compat_uint_t info; /* [o] auxiliary information */
248} sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
249
250typedef struct sg_iovec32 {
251 compat_uint_t iov_base;
252 compat_uint_t iov_len;
253} sg_iovec32_t;
254
255static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
256{
257 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
258 sg_iovec32_t __user *iov32 = dxferp;
259 int i;
260
261 for (i = 0; i < iovec_count; i++) {
262 u32 base, len;
263
264 if (get_user(base, &iov32[i].iov_base) ||
265 get_user(len, &iov32[i].iov_len) ||
266 put_user(compat_ptr(base), &iov[i].iov_base) ||
267 put_user(len, &iov[i].iov_len))
268 return -EFAULT;
269 }
270
271 if (put_user(iov, &sgio->dxferp))
272 return -EFAULT;
273 return 0;
274}
275
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100276static int sg_ioctl_trans(unsigned int fd, unsigned int cmd,
277 sg_io_hdr32_t __user *sgio32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700278{
279 sg_io_hdr_t __user *sgio;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700280 u16 iovec_count;
281 u32 data;
282 void __user *dxferp;
283 int err;
FUJITA Tomonori84eb8fb2010-01-05 19:41:44 +0900284 int interface_id;
285
286 if (get_user(interface_id, &sgio32->interface_id))
287 return -EFAULT;
288 if (interface_id != 'S')
289 return sys_ioctl(fd, cmd, (unsigned long)sgio32);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700290
Linus Torvalds1da177e2005-04-16 15:20:36 -0700291 if (get_user(iovec_count, &sgio32->iovec_count))
292 return -EFAULT;
293
294 {
295 void __user *top = compat_alloc_user_space(0);
296 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
297 (iovec_count * sizeof(sg_iovec_t)));
298 if (new > top)
299 return -EINVAL;
300
301 sgio = new;
302 }
303
304 /* Ok, now construct. */
305 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
306 (2 * sizeof(int)) +
307 (2 * sizeof(unsigned char)) +
308 (1 * sizeof(unsigned short)) +
309 (1 * sizeof(unsigned int))))
310 return -EFAULT;
311
312 if (get_user(data, &sgio32->dxferp))
313 return -EFAULT;
314 dxferp = compat_ptr(data);
315 if (iovec_count) {
316 if (sg_build_iovec(sgio, dxferp, iovec_count))
317 return -EFAULT;
318 } else {
319 if (put_user(dxferp, &sgio->dxferp))
320 return -EFAULT;
321 }
322
323 {
324 unsigned char __user *cmdp;
325 unsigned char __user *sbp;
326
327 if (get_user(data, &sgio32->cmdp))
328 return -EFAULT;
329 cmdp = compat_ptr(data);
330
331 if (get_user(data, &sgio32->sbp))
332 return -EFAULT;
333 sbp = compat_ptr(data);
334
335 if (put_user(cmdp, &sgio->cmdp) ||
336 put_user(sbp, &sgio->sbp))
337 return -EFAULT;
338 }
339
340 if (copy_in_user(&sgio->timeout, &sgio32->timeout,
341 3 * sizeof(int)))
342 return -EFAULT;
343
344 if (get_user(data, &sgio32->usr_ptr))
345 return -EFAULT;
346 if (put_user(compat_ptr(data), &sgio->usr_ptr))
347 return -EFAULT;
348
Linus Torvalds1da177e2005-04-16 15:20:36 -0700349 err = sys_ioctl(fd, cmd, (unsigned long) sgio);
350
351 if (err >= 0) {
352 void __user *datap;
353
354 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
355 sizeof(int)) ||
356 get_user(datap, &sgio->usr_ptr) ||
357 put_user((u32)(unsigned long)datap,
358 &sgio32->usr_ptr) ||
359 copy_in_user(&sgio32->status, &sgio->status,
360 (4 * sizeof(unsigned char)) +
361 (2 * sizeof(unsigned short)) +
362 (3 * sizeof(int))))
363 err = -EFAULT;
364 }
365
366 return err;
367}
368
Andi Kleen29663872006-01-11 22:44:03 +0100369struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
370 char req_state;
371 char orphan;
372 char sg_io_owned;
373 char problem;
374 int pack_id;
375 compat_uptr_t usr_ptr;
376 unsigned int duration;
377 int unused;
378};
379
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100380static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct
381 compat_sg_req_info __user *o)
Andi Kleen29663872006-01-11 22:44:03 +0100382{
383 int err, i;
Al Viro6b2b4e52006-02-01 06:33:33 -0500384 sg_req_info_t __user *r;
Andi Kleen29663872006-01-11 22:44:03 +0100385 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
386 err = sys_ioctl(fd,cmd,(unsigned long)r);
387 if (err < 0)
388 return err;
389 for (i = 0; i < SG_MAX_QUEUE; i++) {
390 void __user *ptr;
391 int d;
392
393 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
394 get_user(ptr, &r[i].usr_ptr) ||
395 get_user(d, &r[i].duration) ||
396 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
397 put_user(d, &o[i].duration))
398 return -EFAULT;
399 }
400 return err;
401}
David Howells93614012006-09-30 20:45:40 +0200402#endif /* CONFIG_BLOCK */
Andi Kleen29663872006-01-11 22:44:03 +0100403
Linus Torvalds1da177e2005-04-16 15:20:36 -0700404struct sock_fprog32 {
405 unsigned short len;
406 compat_caddr_t filter;
407};
408
409#define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
410#define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
411
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100412static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd,
413 struct sock_fprog32 __user *u_fprog32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700414{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700415 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
416 void __user *fptr64;
417 u32 fptr32;
418 u16 flen;
419
420 if (get_user(flen, &u_fprog32->len) ||
421 get_user(fptr32, &u_fprog32->filter))
422 return -EFAULT;
423
424 fptr64 = compat_ptr(fptr32);
425
426 if (put_user(flen, &u_fprog64->len) ||
427 put_user(fptr64, &u_fprog64->filter))
428 return -EFAULT;
429
430 if (cmd == PPPIOCSPASS32)
431 cmd = PPPIOCSPASS;
432 else
433 cmd = PPPIOCSACTIVE;
434
435 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
436}
437
438struct ppp_option_data32 {
439 compat_caddr_t ptr;
440 u32 length;
441 compat_int_t transmit;
442};
443#define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
444
445struct ppp_idle32 {
446 compat_time_t xmit_idle;
447 compat_time_t recv_idle;
448};
449#define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
450
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100451static int ppp_gidle(unsigned int fd, unsigned int cmd,
452 struct ppp_idle32 __user *idle32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700453{
454 struct ppp_idle __user *idle;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455 __kernel_time_t xmit, recv;
456 int err;
457
458 idle = compat_alloc_user_space(sizeof(*idle));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700459
460 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
461
462 if (!err) {
463 if (get_user(xmit, &idle->xmit_idle) ||
464 get_user(recv, &idle->recv_idle) ||
465 put_user(xmit, &idle32->xmit_idle) ||
466 put_user(recv, &idle32->recv_idle))
467 err = -EFAULT;
468 }
469 return err;
470}
471
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100472static int ppp_scompress(unsigned int fd, unsigned int cmd,
473 struct ppp_option_data32 __user *odata32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700474{
475 struct ppp_option_data __user *odata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700476 __u32 data;
477 void __user *datap;
478
479 odata = compat_alloc_user_space(sizeof(*odata));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700480
481 if (get_user(data, &odata32->ptr))
482 return -EFAULT;
483
484 datap = compat_ptr(data);
485 if (put_user(datap, &odata->ptr))
486 return -EFAULT;
487
488 if (copy_in_user(&odata->length, &odata32->length,
489 sizeof(__u32) + sizeof(int)))
490 return -EFAULT;
491
492 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
493}
494
David Howells93614012006-09-30 20:45:40 +0200495#ifdef CONFIG_BLOCK
Linus Torvalds1da177e2005-04-16 15:20:36 -0700496struct mtget32 {
497 compat_long_t mt_type;
498 compat_long_t mt_resid;
499 compat_long_t mt_dsreg;
500 compat_long_t mt_gstat;
501 compat_long_t mt_erreg;
502 compat_daddr_t mt_fileno;
503 compat_daddr_t mt_blkno;
504};
505#define MTIOCGET32 _IOR('m', 2, struct mtget32)
506
507struct mtpos32 {
508 compat_long_t mt_blkno;
509};
510#define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
511
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100512static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700513{
514 mm_segment_t old_fs = get_fs();
515 struct mtget get;
516 struct mtget32 __user *umget32;
517 struct mtpos pos;
518 struct mtpos32 __user *upos32;
519 unsigned long kcmd;
520 void *karg;
521 int err = 0;
522
523 switch(cmd) {
524 case MTIOCPOS32:
525 kcmd = MTIOCPOS;
526 karg = &pos;
527 break;
Andrew Morton45bf5cd2010-03-05 13:43:19 -0800528 default: /* MTIOCGET32 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700529 kcmd = MTIOCGET;
530 karg = &get;
531 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700532 }
533 set_fs (KERNEL_DS);
534 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
535 set_fs (old_fs);
536 if (err)
537 return err;
538 switch (cmd) {
539 case MTIOCPOS32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100540 upos32 = argp;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700541 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
542 break;
543 case MTIOCGET32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100544 umget32 = argp;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700545 err = __put_user(get.mt_type, &umget32->mt_type);
546 err |= __put_user(get.mt_resid, &umget32->mt_resid);
547 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
548 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
549 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
550 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
551 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
552 break;
553 }
554 return err ? -EFAULT: 0;
555}
556
David Howells93614012006-09-30 20:45:40 +0200557#endif /* CONFIG_BLOCK */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700558
Linus Torvalds1da177e2005-04-16 15:20:36 -0700559/* Bluetooth ioctls */
Johan Hedberg2cdf0962010-07-09 16:28:36 -0300560#define HCIUARTSETPROTO _IOW('U', 200, int)
561#define HCIUARTGETPROTO _IOR('U', 201, int)
562#define HCIUARTGETDEVICE _IOR('U', 202, int)
Johan Hedberg63c7d092010-07-12 11:37:04 -0300563#define HCIUARTSETFLAGS _IOW('U', 203, int)
564#define HCIUARTGETFLAGS _IOR('U', 204, int)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700565
566#define BNEPCONNADD _IOW('B', 200, int)
567#define BNEPCONNDEL _IOW('B', 201, int)
568#define BNEPGETCONNLIST _IOR('B', 210, int)
569#define BNEPGETCONNINFO _IOR('B', 211, int)
570
571#define CMTPCONNADD _IOW('C', 200, int)
572#define CMTPCONNDEL _IOW('C', 201, int)
573#define CMTPGETCONNLIST _IOR('C', 210, int)
574#define CMTPGETCONNINFO _IOR('C', 211, int)
575
576#define HIDPCONNADD _IOW('H', 200, int)
577#define HIDPCONNDEL _IOW('H', 201, int)
578#define HIDPGETCONNLIST _IOR('H', 210, int)
579#define HIDPGETCONNINFO _IOR('H', 211, int)
580
Linus Torvalds1da177e2005-04-16 15:20:36 -0700581
582struct serial_struct32 {
583 compat_int_t type;
584 compat_int_t line;
585 compat_uint_t port;
586 compat_int_t irq;
587 compat_int_t flags;
588 compat_int_t xmit_fifo_size;
589 compat_int_t custom_divisor;
590 compat_int_t baud_base;
591 unsigned short close_delay;
592 char io_type;
593 char reserved_char[1];
594 compat_int_t hub6;
595 unsigned short closing_wait; /* time to wait before closing */
596 unsigned short closing_wait2; /* no longer used... */
597 compat_uint_t iomem_base;
598 unsigned short iomem_reg_shift;
599 unsigned int port_high;
600 /* compat_ulong_t iomap_base FIXME */
601 compat_int_t reserved[1];
602};
603
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100604static int serial_struct_ioctl(unsigned fd, unsigned cmd,
605 struct serial_struct32 __user *ss32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700606{
607 typedef struct serial_struct SS;
608 typedef struct serial_struct32 SS32;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700609 int err;
610 struct serial_struct ss;
611 mm_segment_t oldseg = get_fs();
612 __u32 udata;
Heiko Carstens7116e992006-12-06 20:36:36 -0800613 unsigned int base;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700614
615 if (cmd == TIOCSSERIAL) {
616 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
617 return -EFAULT;
618 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
619 return -EFAULT;
Heiko Carstens7116e992006-12-06 20:36:36 -0800620 if (__get_user(udata, &ss32->iomem_base))
621 return -EFAULT;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700622 ss.iomem_base = compat_ptr(udata);
Heiko Carstens7116e992006-12-06 20:36:36 -0800623 if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
624 __get_user(ss.port_high, &ss32->port_high))
625 return -EFAULT;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700626 ss.iomap_base = 0UL;
627 }
628 set_fs(KERNEL_DS);
629 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
630 set_fs(oldseg);
631 if (cmd == TIOCGSERIAL && err >= 0) {
632 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
633 return -EFAULT;
634 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
635 return -EFAULT;
Heiko Carstens7116e992006-12-06 20:36:36 -0800636 base = (unsigned long)ss.iomem_base >> 32 ?
637 0xffffffff : (unsigned)(unsigned long)ss.iomem_base;
638 if (__put_user(base, &ss32->iomem_base) ||
639 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
640 __put_user(ss.port_high, &ss32->port_high))
641 return -EFAULT;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700642 }
643 return err;
644}
645
Linus Torvalds1da177e2005-04-16 15:20:36 -0700646/*
647 * I2C layer ioctls
648 */
649
650struct i2c_msg32 {
651 u16 addr;
652 u16 flags;
653 u16 len;
654 compat_caddr_t buf;
655};
656
657struct i2c_rdwr_ioctl_data32 {
658 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
659 u32 nmsgs;
660};
661
662struct i2c_smbus_ioctl_data32 {
663 u8 read_write;
664 u8 command;
665 u32 size;
666 compat_caddr_t data; /* union i2c_smbus_data *data */
667};
668
669struct i2c_rdwr_aligned {
670 struct i2c_rdwr_ioctl_data cmd;
671 struct i2c_msg msgs[0];
672};
673
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100674static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd,
675 struct i2c_rdwr_ioctl_data32 __user *udata)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700676{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700677 struct i2c_rdwr_aligned __user *tdata;
678 struct i2c_msg __user *tmsgs;
679 struct i2c_msg32 __user *umsgs;
680 compat_caddr_t datap;
681 int nmsgs, i;
682
683 if (get_user(nmsgs, &udata->nmsgs))
684 return -EFAULT;
685 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
686 return -EINVAL;
687
688 if (get_user(datap, &udata->msgs))
689 return -EFAULT;
690 umsgs = compat_ptr(datap);
691
692 tdata = compat_alloc_user_space(sizeof(*tdata) +
693 nmsgs * sizeof(struct i2c_msg));
694 tmsgs = &tdata->msgs[0];
695
696 if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
697 put_user(tmsgs, &tdata->cmd.msgs))
698 return -EFAULT;
699
700 for (i = 0; i < nmsgs; i++) {
701 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
702 return -EFAULT;
703 if (get_user(datap, &umsgs[i].buf) ||
704 put_user(compat_ptr(datap), &tmsgs[i].buf))
705 return -EFAULT;
706 }
707 return sys_ioctl(fd, cmd, (unsigned long)tdata);
708}
709
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100710static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd,
711 struct i2c_smbus_ioctl_data32 __user *udata)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700712{
713 struct i2c_smbus_ioctl_data __user *tdata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700714 compat_caddr_t datap;
715
716 tdata = compat_alloc_user_space(sizeof(*tdata));
717 if (tdata == NULL)
718 return -ENOMEM;
719 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
720 return -EFAULT;
721
Linus Torvalds1da177e2005-04-16 15:20:36 -0700722 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
723 return -EFAULT;
724
725 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
726 return -EFAULT;
727 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
728 return -EFAULT;
729 if (__get_user(datap, &udata->data) ||
730 __put_user(compat_ptr(datap), &tdata->data))
731 return -EFAULT;
732
733 return sys_ioctl(fd, cmd, (unsigned long)tdata);
734}
735
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800736#define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
737#define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
738#define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
739#define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
740
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100741static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800742{
743 mm_segment_t oldfs = get_fs();
744 compat_ulong_t val32;
745 unsigned long kval;
746 int ret;
747
748 switch (cmd) {
749 case RTC_IRQP_READ32:
750 case RTC_EPOCH_READ32:
751 set_fs(KERNEL_DS);
752 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
753 RTC_IRQP_READ : RTC_EPOCH_READ,
754 (unsigned long)&kval);
755 set_fs(oldfs);
756 if (ret)
757 return ret;
758 val32 = kval;
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100759 return put_user(val32, (unsigned int __user *)argp);
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800760 case RTC_IRQP_SET32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100761 return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp);
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800762 case RTC_EPOCH_SET32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100763 return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp);
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800764 }
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100765
766 return -ENOIOCTLCMD;
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800767}
768
Ankit Jain3e63cbb2009-06-19 14:28:07 -0400769/* on ia32 l_start is on a 32-bit boundary */
770#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
771struct space_resv_32 {
772 __s16 l_type;
773 __s16 l_whence;
774 __s64 l_start __attribute__((packed));
775 /* len == 0 means until end of file */
776 __s64 l_len __attribute__((packed));
777 __s32 l_sysid;
778 __u32 l_pid;
779 __s32 l_pad[4]; /* reserve area */
780};
781
782#define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32)
783#define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32)
784
785/* just account for different alignment */
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100786static int compat_ioctl_preallocate(struct file *file,
787 struct space_resv_32 __user *p32)
Ankit Jain3e63cbb2009-06-19 14:28:07 -0400788{
Ankit Jain3e63cbb2009-06-19 14:28:07 -0400789 struct space_resv __user *p = compat_alloc_user_space(sizeof(*p));
790
791 if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) ||
792 copy_in_user(&p->l_whence, &p32->l_whence, sizeof(s16)) ||
793 copy_in_user(&p->l_start, &p32->l_start, sizeof(s64)) ||
794 copy_in_user(&p->l_len, &p32->l_len, sizeof(s64)) ||
795 copy_in_user(&p->l_sysid, &p32->l_sysid, sizeof(s32)) ||
796 copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) ||
797 copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32)))
798 return -EFAULT;
799
800 return ioctl_preallocate(file, p);
801}
802#endif
803
Arnd Bergmann661f6272009-11-05 19:52:55 +0100804/*
805 * simple reversible transform to make our table more evenly
806 * distributed after sorting.
807 */
808#define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
Christoph Hellwig6272e262007-05-08 00:29:21 -0700809
Arnd Bergmann661f6272009-11-05 19:52:55 +0100810#define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
Andi Kleen421f0282007-05-02 19:27:20 +0200811/* ioctl should not be warned about even if it's not implemented.
812 Valid reasons to use this:
813 - It is implemented with ->compat_ioctl on some device, but programs
814 call it on others too.
815 - The ioctl is not implemented in the native kernel, but programs
816 call it commonly anyways.
817 Most other reasons are not valid. */
818#define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
Christoph Hellwige6a6d2e2006-01-09 20:52:14 -0800819
Arnd Bergmann661f6272009-11-05 19:52:55 +0100820static unsigned int ioctl_pointer[] = {
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700821/* compatible ioctls first */
822COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */
823COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */
824
825/* Big T */
826COMPATIBLE_IOCTL(TCGETA)
827COMPATIBLE_IOCTL(TCSETA)
828COMPATIBLE_IOCTL(TCSETAW)
829COMPATIBLE_IOCTL(TCSETAF)
830COMPATIBLE_IOCTL(TCSBRK)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700831COMPATIBLE_IOCTL(TCXONC)
832COMPATIBLE_IOCTL(TCFLSH)
833COMPATIBLE_IOCTL(TCGETS)
834COMPATIBLE_IOCTL(TCSETS)
835COMPATIBLE_IOCTL(TCSETSW)
836COMPATIBLE_IOCTL(TCSETSF)
837COMPATIBLE_IOCTL(TIOCLINUX)
838COMPATIBLE_IOCTL(TIOCSBRK)
839COMPATIBLE_IOCTL(TIOCCBRK)
Andreas Schwab4cfbafd2010-02-10 13:56:40 -0800840COMPATIBLE_IOCTL(TIOCGSID)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700841COMPATIBLE_IOCTL(TIOCGICOUNT)
842/* Little t */
843COMPATIBLE_IOCTL(TIOCGETD)
844COMPATIBLE_IOCTL(TIOCSETD)
845COMPATIBLE_IOCTL(TIOCEXCL)
846COMPATIBLE_IOCTL(TIOCNXCL)
847COMPATIBLE_IOCTL(TIOCCONS)
848COMPATIBLE_IOCTL(TIOCGSOFTCAR)
849COMPATIBLE_IOCTL(TIOCSSOFTCAR)
850COMPATIBLE_IOCTL(TIOCSWINSZ)
851COMPATIBLE_IOCTL(TIOCGWINSZ)
852COMPATIBLE_IOCTL(TIOCMGET)
853COMPATIBLE_IOCTL(TIOCMBIC)
854COMPATIBLE_IOCTL(TIOCMBIS)
855COMPATIBLE_IOCTL(TIOCMSET)
856COMPATIBLE_IOCTL(TIOCPKT)
857COMPATIBLE_IOCTL(TIOCNOTTY)
858COMPATIBLE_IOCTL(TIOCSTI)
859COMPATIBLE_IOCTL(TIOCOUTQ)
860COMPATIBLE_IOCTL(TIOCSPGRP)
861COMPATIBLE_IOCTL(TIOCGPGRP)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700862COMPATIBLE_IOCTL(TIOCGPTN)
863COMPATIBLE_IOCTL(TIOCSPTLCK)
864COMPATIBLE_IOCTL(TIOCSERGETLSR)
hyc@symas.com26df6d12010-06-22 10:14:49 -0700865COMPATIBLE_IOCTL(TIOCSIG)
Heiko Carstens81257de2007-11-28 16:22:07 -0800866#ifdef TCGETS2
867COMPATIBLE_IOCTL(TCGETS2)
868COMPATIBLE_IOCTL(TCSETS2)
869COMPATIBLE_IOCTL(TCSETSW2)
870COMPATIBLE_IOCTL(TCSETSF2)
871#endif
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700872/* Little f */
873COMPATIBLE_IOCTL(FIOCLEX)
874COMPATIBLE_IOCTL(FIONCLEX)
875COMPATIBLE_IOCTL(FIOASYNC)
876COMPATIBLE_IOCTL(FIONBIO)
877COMPATIBLE_IOCTL(FIONREAD) /* This is also TIOCINQ */
Eric Sandeen69130c72009-08-06 15:07:37 -0700878COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700879/* 0x00 */
880COMPATIBLE_IOCTL(FIBMAP)
881COMPATIBLE_IOCTL(FIGETBSZ)
Christoph Hellwig5cf8cf42009-02-26 21:32:51 +0100882/* 'X' - originally XFS but some now in the VFS */
883COMPATIBLE_IOCTL(FIFREEZE)
884COMPATIBLE_IOCTL(FITHAW)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700885COMPATIBLE_IOCTL(KDGETKEYCODE)
886COMPATIBLE_IOCTL(KDSETKEYCODE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700887COMPATIBLE_IOCTL(KDGKBTYPE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700888COMPATIBLE_IOCTL(KDGETMODE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700889COMPATIBLE_IOCTL(KDGKBMODE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700890COMPATIBLE_IOCTL(KDGKBMETA)
891COMPATIBLE_IOCTL(KDGKBENT)
892COMPATIBLE_IOCTL(KDSKBENT)
893COMPATIBLE_IOCTL(KDGKBSENT)
894COMPATIBLE_IOCTL(KDSKBSENT)
895COMPATIBLE_IOCTL(KDGKBDIACR)
896COMPATIBLE_IOCTL(KDSKBDIACR)
897COMPATIBLE_IOCTL(KDKBDREP)
898COMPATIBLE_IOCTL(KDGKBLED)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700899COMPATIBLE_IOCTL(KDGETLED)
Randy Dunlap3c3622d2008-07-16 08:52:00 -0500900#ifdef CONFIG_BLOCK
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700901/* Big S */
902COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
903COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
904COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
905COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
906COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
907COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
908COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
909COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
Randy Dunlap3c3622d2008-07-16 08:52:00 -0500910#endif
Atsushi Nemoto3f001712010-01-10 23:29:16 +0900911/* Big V (don't complain on serial console) */
912IGNORE_IOCTL(VT_OPENQRY)
913IGNORE_IOCTL(VT_GETMODE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700914/* Little p (/dev/rtc, /dev/envctrl, etc.) */
915COMPATIBLE_IOCTL(RTC_AIE_ON)
916COMPATIBLE_IOCTL(RTC_AIE_OFF)
917COMPATIBLE_IOCTL(RTC_UIE_ON)
918COMPATIBLE_IOCTL(RTC_UIE_OFF)
919COMPATIBLE_IOCTL(RTC_PIE_ON)
920COMPATIBLE_IOCTL(RTC_PIE_OFF)
921COMPATIBLE_IOCTL(RTC_WIE_ON)
922COMPATIBLE_IOCTL(RTC_WIE_OFF)
923COMPATIBLE_IOCTL(RTC_ALM_SET)
924COMPATIBLE_IOCTL(RTC_ALM_READ)
925COMPATIBLE_IOCTL(RTC_RD_TIME)
926COMPATIBLE_IOCTL(RTC_SET_TIME)
927COMPATIBLE_IOCTL(RTC_WKALM_SET)
928COMPATIBLE_IOCTL(RTC_WKALM_RD)
929/*
930 * These two are only for the sbus rtc driver, but
931 * hwclock tries them on every rtc device first when
932 * running on sparc. On other architectures the entries
933 * are useless but harmless.
934 */
935COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
936COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
937/* Little m */
938COMPATIBLE_IOCTL(MTIOCTOP)
939/* Socket level stuff */
940COMPATIBLE_IOCTL(FIOQSIZE)
Randy Dunlap3c3622d2008-07-16 08:52:00 -0500941#ifdef CONFIG_BLOCK
Arnd Bergmann5a07ea02009-05-21 22:04:16 +0000942/* loop */
943IGNORE_IOCTL(LOOP_CLR_FD)
Arnd Bergmannf79f1182010-02-10 16:14:04 +0100944/* md calls this on random blockdevs */
945IGNORE_IOCTL(RAID_VERSION)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700946/* SG stuff */
947COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
948COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
949COMPATIBLE_IOCTL(SG_EMULATED_HOST)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700950COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
951COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
952COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
953COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
954COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
955COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
956COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
957COMPATIBLE_IOCTL(SG_GET_PACK_ID)
958COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
959COMPATIBLE_IOCTL(SG_SET_DEBUG)
960COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
961COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
962COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
963COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
964COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
965COMPATIBLE_IOCTL(SG_SCSI_RESET)
966COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
967COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
968COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
Randy Dunlap3c3622d2008-07-16 08:52:00 -0500969#endif
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700970/* PPP stuff */
971COMPATIBLE_IOCTL(PPPIOCGFLAGS)
972COMPATIBLE_IOCTL(PPPIOCSFLAGS)
973COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
974COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
975COMPATIBLE_IOCTL(PPPIOCGUNIT)
976COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
977COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
978COMPATIBLE_IOCTL(PPPIOCGMRU)
979COMPATIBLE_IOCTL(PPPIOCSMRU)
980COMPATIBLE_IOCTL(PPPIOCSMAXCID)
981COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
982COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
983COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
984/* PPPIOCSCOMPRESS is translated */
985COMPATIBLE_IOCTL(PPPIOCGNPMODE)
986COMPATIBLE_IOCTL(PPPIOCSNPMODE)
987COMPATIBLE_IOCTL(PPPIOCGDEBUG)
988COMPATIBLE_IOCTL(PPPIOCSDEBUG)
989/* PPPIOCSPASS is translated */
990/* PPPIOCSACTIVE is translated */
991/* PPPIOCGIDLE is translated */
992COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
993COMPATIBLE_IOCTL(PPPIOCATTACH)
994COMPATIBLE_IOCTL(PPPIOCDETACH)
995COMPATIBLE_IOCTL(PPPIOCSMRRU)
996COMPATIBLE_IOCTL(PPPIOCCONNECT)
997COMPATIBLE_IOCTL(PPPIOCDISCONN)
998COMPATIBLE_IOCTL(PPPIOCATTCHAN)
999COMPATIBLE_IOCTL(PPPIOCGCHAN)
1000/* PPPOX */
1001COMPATIBLE_IOCTL(PPPOEIOCSFWD)
1002COMPATIBLE_IOCTL(PPPOEIOCDFWD)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001003/* ppdev */
1004COMPATIBLE_IOCTL(PPSETMODE)
1005COMPATIBLE_IOCTL(PPRSTATUS)
1006COMPATIBLE_IOCTL(PPRCONTROL)
1007COMPATIBLE_IOCTL(PPWCONTROL)
1008COMPATIBLE_IOCTL(PPFCONTROL)
1009COMPATIBLE_IOCTL(PPRDATA)
1010COMPATIBLE_IOCTL(PPWDATA)
1011COMPATIBLE_IOCTL(PPCLAIM)
1012COMPATIBLE_IOCTL(PPRELEASE)
1013COMPATIBLE_IOCTL(PPYIELD)
1014COMPATIBLE_IOCTL(PPEXCL)
1015COMPATIBLE_IOCTL(PPDATADIR)
1016COMPATIBLE_IOCTL(PPNEGOT)
1017COMPATIBLE_IOCTL(PPWCTLONIRQ)
1018COMPATIBLE_IOCTL(PPCLRIRQ)
1019COMPATIBLE_IOCTL(PPSETPHASE)
1020COMPATIBLE_IOCTL(PPGETMODES)
1021COMPATIBLE_IOCTL(PPGETMODE)
1022COMPATIBLE_IOCTL(PPGETPHASE)
1023COMPATIBLE_IOCTL(PPGETFLAGS)
1024COMPATIBLE_IOCTL(PPSETFLAGS)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001025/* Big A */
1026/* sparc only */
1027/* Big Q for sound/OSS */
1028COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
1029COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
1030COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
1031COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
1032COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
1033COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
1034COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
1035COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
1036COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
1037COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
1038COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
1039COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
1040COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
1041COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
1042COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
1043COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
1044COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
1045COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
1046COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
1047COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
1048COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
1049COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
1050/* Big T for sound/OSS */
1051COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
1052COMPATIBLE_IOCTL(SNDCTL_TMR_START)
1053COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
1054COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
1055COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
1056COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
1057COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
1058COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
1059/* Little m for sound/OSS */
1060COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
1061COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
1062COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
1063/* Big P for sound/OSS */
1064COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
1065COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
1066COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
1067COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
1068COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
1069COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
1070COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
1071COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
1072COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
1073COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
1074COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
1075COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
1076COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
1077COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
1078COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
1079COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
1080COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
1081COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
1082COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
1083COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
1084/* SNDCTL_DSP_MAPINBUF, XXX needs translation */
1085/* SNDCTL_DSP_MAPOUTBUF, XXX needs translation */
1086COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
1087COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
1088COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
1089COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
1090COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
1091COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
1092COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
1093COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
1094/* Big C for sound/OSS */
1095COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
1096COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
1097COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
1098COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
1099COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
1100COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
1101COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
1102COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
1103COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
1104COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
1105/* Big M for sound/OSS */
1106COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
1107COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
1108COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
1109COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
1110COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
1111COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
1112COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
1113COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
1114COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
1115COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
1116COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
1117COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
1118COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
1119COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
1120COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
1121COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
1122COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
1123COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
1124COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
1125COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
1126COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
1127COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
1128COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
1129COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
1130COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
1131COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
1132/* SOUND_MIXER_READ_ENHANCE, same value as READ_MUTE */
1133/* SOUND_MIXER_READ_LOUD, same value as READ_MUTE */
1134COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
1135COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
1136COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
1137COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
1138COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
1139COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
1140COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
1141COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
1142COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
1143COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
1144COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
1145COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
1146COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
1147COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
1148COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
1149COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
1150COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
1151COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
1152COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
1153COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
1154COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
1155COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
1156COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
1157COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
1158COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
1159COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
1160COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
1161COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
1162COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
1163COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
1164COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
1165/* SOUND_MIXER_WRITE_ENHANCE, same value as WRITE_MUTE */
1166/* SOUND_MIXER_WRITE_LOUD, same value as WRITE_MUTE */
1167COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
1168COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
1169COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
1170COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
1171COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
1172COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
1173COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
1174COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
1175COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
1176COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
1177COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
1178COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
1179COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
1180COMPATIBLE_IOCTL(OSS_GETVERSION)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001181/* Raw devices */
1182COMPATIBLE_IOCTL(RAW_SETBIND)
1183COMPATIBLE_IOCTL(RAW_GETBIND)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001184/* Watchdog */
1185COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
1186COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
1187COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
1188COMPATIBLE_IOCTL(WDIOC_GETTEMP)
1189COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
1190COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
1191COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
1192COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
1193/* Big R */
1194COMPATIBLE_IOCTL(RNDGETENTCNT)
1195COMPATIBLE_IOCTL(RNDADDTOENTCNT)
1196COMPATIBLE_IOCTL(RNDGETPOOL)
1197COMPATIBLE_IOCTL(RNDADDENTROPY)
1198COMPATIBLE_IOCTL(RNDZAPENTCNT)
1199COMPATIBLE_IOCTL(RNDCLEARPOOL)
1200/* Bluetooth */
1201COMPATIBLE_IOCTL(HCIDEVUP)
1202COMPATIBLE_IOCTL(HCIDEVDOWN)
1203COMPATIBLE_IOCTL(HCIDEVRESET)
1204COMPATIBLE_IOCTL(HCIDEVRESTAT)
1205COMPATIBLE_IOCTL(HCIGETDEVLIST)
1206COMPATIBLE_IOCTL(HCIGETDEVINFO)
1207COMPATIBLE_IOCTL(HCIGETCONNLIST)
1208COMPATIBLE_IOCTL(HCIGETCONNINFO)
Marcel Holtmann40be4922008-07-14 20:13:50 +02001209COMPATIBLE_IOCTL(HCIGETAUTHINFO)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001210COMPATIBLE_IOCTL(HCISETRAW)
1211COMPATIBLE_IOCTL(HCISETSCAN)
1212COMPATIBLE_IOCTL(HCISETAUTH)
1213COMPATIBLE_IOCTL(HCISETENCRYPT)
1214COMPATIBLE_IOCTL(HCISETPTYPE)
1215COMPATIBLE_IOCTL(HCISETLINKPOL)
1216COMPATIBLE_IOCTL(HCISETLINKMODE)
1217COMPATIBLE_IOCTL(HCISETACLMTU)
1218COMPATIBLE_IOCTL(HCISETSCOMTU)
Johan Hedbergf0358562010-05-18 13:20:32 +02001219COMPATIBLE_IOCTL(HCIBLOCKADDR)
1220COMPATIBLE_IOCTL(HCIUNBLOCKADDR)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001221COMPATIBLE_IOCTL(HCIINQUIRY)
1222COMPATIBLE_IOCTL(HCIUARTSETPROTO)
1223COMPATIBLE_IOCTL(HCIUARTGETPROTO)
1224COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
1225COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
1226COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
1227COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
1228COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
1229COMPATIBLE_IOCTL(BNEPCONNADD)
1230COMPATIBLE_IOCTL(BNEPCONNDEL)
1231COMPATIBLE_IOCTL(BNEPGETCONNLIST)
1232COMPATIBLE_IOCTL(BNEPGETCONNINFO)
1233COMPATIBLE_IOCTL(CMTPCONNADD)
1234COMPATIBLE_IOCTL(CMTPCONNDEL)
1235COMPATIBLE_IOCTL(CMTPGETCONNLIST)
1236COMPATIBLE_IOCTL(CMTPGETCONNINFO)
1237COMPATIBLE_IOCTL(HIDPCONNADD)
1238COMPATIBLE_IOCTL(HIDPCONNDEL)
1239COMPATIBLE_IOCTL(HIDPGETCONNLIST)
1240COMPATIBLE_IOCTL(HIDPGETCONNINFO)
1241/* CAPI */
1242COMPATIBLE_IOCTL(CAPI_REGISTER)
1243COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
1244COMPATIBLE_IOCTL(CAPI_GET_VERSION)
1245COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
1246COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
1247COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
1248COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
1249COMPATIBLE_IOCTL(CAPI_INSTALLED)
1250COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
1251COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
1252COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
1253COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
1254COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
1255/* Siemens Gigaset */
1256COMPATIBLE_IOCTL(GIGASET_REDIR)
1257COMPATIBLE_IOCTL(GIGASET_CONFIG)
1258COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
1259COMPATIBLE_IOCTL(GIGASET_VERSION)
1260/* Misc. */
1261COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */
1262COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */
1263COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
1264COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
1265COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
1266COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001267/* NBD */
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001268COMPATIBLE_IOCTL(NBD_DO_IT)
1269COMPATIBLE_IOCTL(NBD_CLEAR_SOCK)
1270COMPATIBLE_IOCTL(NBD_CLEAR_QUE)
1271COMPATIBLE_IOCTL(NBD_PRINT_DEBUG)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001272COMPATIBLE_IOCTL(NBD_DISCONNECT)
1273/* i2c */
1274COMPATIBLE_IOCTL(I2C_SLAVE)
1275COMPATIBLE_IOCTL(I2C_SLAVE_FORCE)
1276COMPATIBLE_IOCTL(I2C_TENBIT)
1277COMPATIBLE_IOCTL(I2C_PEC)
1278COMPATIBLE_IOCTL(I2C_RETRIES)
1279COMPATIBLE_IOCTL(I2C_TIMEOUT)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001280/* hiddev */
1281COMPATIBLE_IOCTL(HIDIOCGVERSION)
1282COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
1283COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
1284COMPATIBLE_IOCTL(HIDIOCGSTRING)
1285COMPATIBLE_IOCTL(HIDIOCINITREPORT)
1286COMPATIBLE_IOCTL(HIDIOCGREPORT)
1287COMPATIBLE_IOCTL(HIDIOCSREPORT)
1288COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
1289COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
1290COMPATIBLE_IOCTL(HIDIOCGUSAGE)
1291COMPATIBLE_IOCTL(HIDIOCSUSAGE)
1292COMPATIBLE_IOCTL(HIDIOCGUCODE)
1293COMPATIBLE_IOCTL(HIDIOCGFLAG)
1294COMPATIBLE_IOCTL(HIDIOCSFLAG)
1295COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
1296COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
1297/* dvb */
1298COMPATIBLE_IOCTL(AUDIO_STOP)
1299COMPATIBLE_IOCTL(AUDIO_PLAY)
1300COMPATIBLE_IOCTL(AUDIO_PAUSE)
1301COMPATIBLE_IOCTL(AUDIO_CONTINUE)
1302COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
1303COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
1304COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
1305COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
1306COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
1307COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
1308COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
1309COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
1310COMPATIBLE_IOCTL(AUDIO_SET_ID)
1311COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
1312COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
1313COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
1314COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
1315COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
1316COMPATIBLE_IOCTL(DMX_START)
1317COMPATIBLE_IOCTL(DMX_STOP)
1318COMPATIBLE_IOCTL(DMX_SET_FILTER)
1319COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
1320COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
1321COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
1322COMPATIBLE_IOCTL(DMX_GET_CAPS)
1323COMPATIBLE_IOCTL(DMX_SET_SOURCE)
1324COMPATIBLE_IOCTL(DMX_GET_STC)
1325COMPATIBLE_IOCTL(FE_GET_INFO)
1326COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD)
1327COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD)
1328COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY)
1329COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST)
1330COMPATIBLE_IOCTL(FE_SET_TONE)
1331COMPATIBLE_IOCTL(FE_SET_VOLTAGE)
1332COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE)
1333COMPATIBLE_IOCTL(FE_READ_STATUS)
1334COMPATIBLE_IOCTL(FE_READ_BER)
1335COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH)
1336COMPATIBLE_IOCTL(FE_READ_SNR)
1337COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS)
1338COMPATIBLE_IOCTL(FE_SET_FRONTEND)
1339COMPATIBLE_IOCTL(FE_GET_FRONTEND)
1340COMPATIBLE_IOCTL(FE_GET_EVENT)
1341COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD)
1342COMPATIBLE_IOCTL(VIDEO_STOP)
1343COMPATIBLE_IOCTL(VIDEO_PLAY)
1344COMPATIBLE_IOCTL(VIDEO_FREEZE)
1345COMPATIBLE_IOCTL(VIDEO_CONTINUE)
1346COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
1347COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
1348COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
1349COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
1350COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
1351COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
1352COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
1353COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
1354COMPATIBLE_IOCTL(VIDEO_SET_ID)
1355COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
1356COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
1357COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
1358COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
1359COMPATIBLE_IOCTL(VIDEO_SET_SPU)
1360COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
1361COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
1362COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
1363COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
1364
Akos Maroy3fee37c2008-01-06 11:15:55 +01001365/* joystick */
1366COMPATIBLE_IOCTL(JSIOCGVERSION)
1367COMPATIBLE_IOCTL(JSIOCGAXES)
1368COMPATIBLE_IOCTL(JSIOCGBUTTONS)
1369COMPATIBLE_IOCTL(JSIOCGNAME(0))
1370
Christoph Hellwig9c0cbd52005-10-30 15:01:41 -08001371#ifdef TIOCGLTC
1372COMPATIBLE_IOCTL(TIOCGLTC)
1373COMPATIBLE_IOCTL(TIOCSLTC)
1374#endif
Christoph Hellwig7a81e312005-11-08 21:35:07 -08001375#ifdef TIOCSTART
1376/*
Adam Buchbinder6070d812009-12-04 15:47:01 -05001377 * For these two we have definitions in ioctls.h and/or termios.h on
Christoph Hellwig7a81e312005-11-08 21:35:07 -08001378 * some architectures but no actual implemention. Some applications
1379 * like bash call them if they are defined in the headers, so we provide
1380 * entries here to avoid syslog message spew.
1381 */
1382COMPATIBLE_IOCTL(TIOCSTART)
1383COMPATIBLE_IOCTL(TIOCSTOP)
1384#endif
Andi Kleenc6b44d12006-01-12 01:05:26 -08001385
Andi Kleen2724b6d2007-05-02 19:27:21 +02001386/* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
1387 but we don't want warnings on other file systems. So declare
1388 them as compatible here. */
1389#define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
1390#define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
1391
1392IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
1393IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
Geert Uytterhoeven98701dc2007-07-15 23:42:01 -07001394
David S. Miller81639042007-07-29 00:50:42 -07001395#ifdef CONFIG_SPARC
1396/* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
1397IGNORE_IOCTL(FBIOGTYPE)
1398IGNORE_IOCTL(FBIOSATTR)
1399IGNORE_IOCTL(FBIOGATTR)
1400IGNORE_IOCTL(FBIOSVIDEO)
1401IGNORE_IOCTL(FBIOGVIDEO)
1402IGNORE_IOCTL(FBIOSCURPOS)
1403IGNORE_IOCTL(FBIOGCURPOS)
1404IGNORE_IOCTL(FBIOGCURMAX)
1405IGNORE_IOCTL(FBIOPUTCMAP32)
1406IGNORE_IOCTL(FBIOGETCMAP32)
1407IGNORE_IOCTL(FBIOSCURSOR32)
1408IGNORE_IOCTL(FBIOGCURSOR32)
1409#endif
Christoph Hellwige6a6d2e2006-01-09 20:52:14 -08001410};
David S. Miller6e87abd2005-11-16 00:52:57 -08001411
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001412/*
1413 * Convert common ioctl arguments based on their command number
1414 *
1415 * Please do not add any code in here. Instead, implement
1416 * a compat_ioctl operation in the place that handleѕ the
1417 * ioctl for the native case.
1418 */
1419static long do_ioctl_trans(int fd, unsigned int cmd,
1420 unsigned long arg, struct file *file)
1421{
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001422 void __user *argp = compat_ptr(arg);
1423
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001424 switch (cmd) {
1425 case PPPIOCGIDLE32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001426 return ppp_gidle(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001427 case PPPIOCSCOMPRESS32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001428 return ppp_scompress(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001429 case PPPIOCSPASS32:
1430 case PPPIOCSACTIVE32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001431 return ppp_sock_fprog_ioctl_trans(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001432#ifdef CONFIG_BLOCK
1433 case SG_IO:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001434 return sg_ioctl_trans(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001435 case SG_GET_REQUEST_TABLE:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001436 return sg_grt_trans(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001437 case MTIOCGET32:
1438 case MTIOCPOS32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001439 return mt_ioctl_trans(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001440#endif
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001441 /* Serial */
1442 case TIOCGSERIAL:
1443 case TIOCSSERIAL:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001444 return serial_struct_ioctl(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001445 /* i2c */
1446 case I2C_FUNCS:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001447 return w_long(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001448 case I2C_RDWR:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001449 return do_i2c_rdwr_ioctl(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001450 case I2C_SMBUS:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001451 return do_i2c_smbus_ioctl(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001452 /* Not implemented in the native kernel */
1453 case RTC_IRQP_READ32:
1454 case RTC_IRQP_SET32:
1455 case RTC_EPOCH_READ32:
1456 case RTC_EPOCH_SET32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001457 return rtc_ioctl(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001458
1459 /* dvb */
1460 case VIDEO_GET_EVENT:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001461 return do_video_get_event(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001462 case VIDEO_STILLPICTURE:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001463 return do_video_stillpicture(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001464 case VIDEO_SET_SPU_PALETTE:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001465 return do_video_set_spu_palette(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001466 }
Arnd Bergmann789f0f82009-11-05 19:13:51 +01001467
1468 /*
1469 * These take an integer instead of a pointer as 'arg',
1470 * so we must not do a compat_ptr() translation.
1471 */
1472 switch (cmd) {
1473 /* Big T */
1474 case TCSBRKP:
1475 case TIOCMIWAIT:
1476 case TIOCSCTTY:
1477 /* RAID */
1478 case HOT_REMOVE_DISK:
1479 case HOT_ADD_DISK:
1480 case SET_DISK_FAULTY:
1481 case SET_BITMAP_FILE:
1482 /* Big K */
1483 case KDSIGACCEPT:
1484 case KIOCSOUND:
1485 case KDMKTONE:
1486 case KDSETMODE:
1487 case KDSKBMODE:
1488 case KDSKBMETA:
1489 case KDSKBLED:
1490 case KDSETLED:
Arnd Bergmann789f0f82009-11-05 19:13:51 +01001491 /* NBD */
1492 case NBD_SET_SOCK:
1493 case NBD_SET_BLKSIZE:
1494 case NBD_SET_SIZE:
1495 case NBD_SET_SIZE_BLOCKS:
1496 return do_vfs_ioctl(file, fd, cmd, arg);
1497 }
1498
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001499 return -ENOIOCTLCMD;
1500}
1501
Christoph Hellwig6272e262007-05-08 00:29:21 -07001502static void compat_ioctl_error(struct file *filp, unsigned int fd,
1503 unsigned int cmd, unsigned long arg)
1504{
1505 char buf[10];
1506 char *fn = "?";
1507 char *path;
1508
1509 /* find the name of the device. */
1510 path = (char *)__get_free_page(GFP_KERNEL);
1511 if (path) {
Jan Blunckcf28b482008-02-14 19:38:44 -08001512 fn = d_path(&filp->f_path, path, PAGE_SIZE);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001513 if (IS_ERR(fn))
1514 fn = "?";
1515 }
1516
1517 sprintf(buf,"'%c'", (cmd>>_IOC_TYPESHIFT) & _IOC_TYPEMASK);
1518 if (!isprint(buf[1]))
1519 sprintf(buf, "%02x", buf[1]);
1520 compat_printk("ioctl32(%s:%d): Unknown cmd fd(%d) "
1521 "cmd(%08x){t:%s;sz:%u} arg(%08x) on %s\n",
1522 current->comm, current->pid,
1523 (int)fd, (unsigned int)cmd, buf,
1524 (cmd >> _IOC_SIZESHIFT) & _IOC_SIZEMASK,
1525 (unsigned int)arg, fn);
1526
1527 if (path)
1528 free_page((unsigned long)path);
1529}
1530
Arnd Bergmann661f6272009-11-05 19:52:55 +01001531static int compat_ioctl_check_table(unsigned int xcmd)
1532{
1533 int i;
1534 const int max = ARRAY_SIZE(ioctl_pointer) - 1;
1535
1536 BUILD_BUG_ON(max >= (1 << 16));
1537
1538 /* guess initial offset into table, assuming a
1539 normalized distribution */
1540 i = ((xcmd >> 16) * max) >> 16;
1541
1542 /* do linear search up first, until greater or equal */
1543 while (ioctl_pointer[i] < xcmd && i < max)
1544 i++;
1545
1546 /* then do linear search down */
1547 while (ioctl_pointer[i] > xcmd && i > 0)
1548 i--;
1549
1550 return ioctl_pointer[i] == xcmd;
1551}
1552
Christoph Hellwig6272e262007-05-08 00:29:21 -07001553asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
1554 unsigned long arg)
1555{
1556 struct file *filp;
1557 int error = -EBADF;
Christoph Hellwig6272e262007-05-08 00:29:21 -07001558 int fput_needed;
1559
1560 filp = fget_light(fd, &fput_needed);
1561 if (!filp)
1562 goto out;
1563
1564 /* RED-PEN how should LSM module know it's handling 32bit? */
1565 error = security_file_ioctl(filp, cmd, arg);
1566 if (error)
1567 goto out_fput;
1568
1569 /*
1570 * To allow the compat_ioctl handlers to be self contained
1571 * we need to check the common ioctls here first.
1572 * Just handle them with the standard handlers below.
1573 */
1574 switch (cmd) {
1575 case FIOCLEX:
1576 case FIONCLEX:
1577 case FIONBIO:
1578 case FIOASYNC:
1579 case FIOQSIZE:
1580 break;
1581
Ankit Jain3e63cbb2009-06-19 14:28:07 -04001582#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
1583 case FS_IOC_RESVSP_32:
1584 case FS_IOC_RESVSP64_32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001585 error = compat_ioctl_preallocate(filp, compat_ptr(arg));
Ankit Jain3e63cbb2009-06-19 14:28:07 -04001586 goto out_fput;
1587#else
1588 case FS_IOC_RESVSP:
1589 case FS_IOC_RESVSP64:
Heiko Carstens7779d7b2009-11-11 14:26:34 -08001590 error = ioctl_preallocate(filp, compat_ptr(arg));
Ankit Jain3e63cbb2009-06-19 14:28:07 -04001591 goto out_fput;
1592#endif
1593
Christoph Hellwig6272e262007-05-08 00:29:21 -07001594 case FIBMAP:
1595 case FIGETBSZ:
1596 case FIONREAD:
1597 if (S_ISREG(filp->f_path.dentry->d_inode->i_mode))
1598 break;
1599 /*FALL THROUGH*/
1600
1601 default:
1602 if (filp->f_op && filp->f_op->compat_ioctl) {
1603 error = filp->f_op->compat_ioctl(filp, cmd, arg);
1604 if (error != -ENOIOCTLCMD)
1605 goto out_fput;
1606 }
1607
Arnd Bergmannb19dd422010-07-04 00:15:10 +02001608 if (!filp->f_op || !filp->f_op->unlocked_ioctl)
Christoph Hellwig6272e262007-05-08 00:29:21 -07001609 goto do_ioctl;
1610 break;
1611 }
1612
Arnd Bergmann661f6272009-11-05 19:52:55 +01001613 if (compat_ioctl_check_table(XFORM(cmd)))
1614 goto found_handler;
Christoph Hellwig6272e262007-05-08 00:29:21 -07001615
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001616 error = do_ioctl_trans(fd, cmd, arg, filp);
1617 if (error == -ENOIOCTLCMD) {
Christoph Hellwig6272e262007-05-08 00:29:21 -07001618 static int count;
1619
1620 if (++count <= 50)
1621 compat_ioctl_error(filp, fd, cmd, arg);
1622 error = -EINVAL;
1623 }
1624
1625 goto out_fput;
1626
1627 found_handler:
Arnd Bergmann789f0f82009-11-05 19:13:51 +01001628 arg = (unsigned long)compat_ptr(arg);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001629 do_ioctl:
Erez Zadokdeb21db2008-02-07 00:13:25 -08001630 error = do_vfs_ioctl(filp, fd, cmd, arg);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001631 out_fput:
1632 fput_light(filp, fput_needed);
1633 out:
1634 return error;
1635}
1636
Arnd Bergmann661f6272009-11-05 19:52:55 +01001637static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
Christoph Hellwig6272e262007-05-08 00:29:21 -07001638{
Arnd Bergmann661f6272009-11-05 19:52:55 +01001639 unsigned int a, b;
1640 a = *(unsigned int *)p;
1641 b = *(unsigned int *)q;
1642 if (a > b)
1643 return 1;
1644 if (a < b)
1645 return -1;
1646 return 0;
Christoph Hellwig6272e262007-05-08 00:29:21 -07001647}
1648
1649static int __init init_sys32_ioctl(void)
1650{
Arnd Bergmann661f6272009-11-05 19:52:55 +01001651 sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
1652 init_sys32_ioctl_cmp, NULL);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001653 return 0;
1654}
1655__initcall(init_sys32_ioctl);