fs/compat_ioctl.c

   1 /*
   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
   7  * Copyright (C) 2003       Pavel Machek (pavel@ucw.cz)
   8  *
   9  * These routines maintain argument size conversion between 32bit and 64bit
  10  * ioctls.
  11  */
  12
  13 #include <linux/joystick.h>
  14
  15 #include <linux/types.h>
  16 #include <linux/compat.h>
  17 #include <linux/kernel.h>
  18 #include <linux/capability.h>
  19 #include <linux/compiler.h>
  20 #include <linux/sched.h>
  21 #include <linux/smp.h>
  22 #include <linux/ioctl.h>
  23 #include <linux/if.h>
  24 #include <linux/if_bridge.h>
  25 #include <linux/raid/md_u.h>
  26 #include <linux/kd.h>
  27 #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>
  33 #include <linux/falloc.h>
  34 #include <linux/fs.h>
  35 #include <linux/file.h>
  36 #include <linux/ppp_defs.h>
  37 #include <linux/ppp-ioctl.h>
  38 #include <linux/if_pppox.h>
  39 #include <linux/mtio.h>
  40 #include <linux/auto_fs.h>
  41 #include <linux/auto_fs4.h>
  42 #include <linux/tty.h>
  43 #include <linux/vt_kern.h>
  44 #include <linux/fb.h>
  45 #include <linux/videodev2.h>
  46 #include <linux/netdevice.h>
  47 #include <linux/raw.h>
  48 #include <linux/blkdev.h>
  49 #include <linux/elevator.h>
  50 #include <linux/rtc.h>
  51 #include <linux/pci.h>
  52 #include <linux/serial.h>
  53 #include <linux/if_tun.h>
  54 #include <linux/ctype.h>
  55 #include <linux/syscalls.h>
  56 #include <linux/i2c.h>
  57 #include <linux/i2c-dev.h>
  58 #include <linux/atalk.h>
  59 #include <linux/gfp.h>
  60
  61 #include <net/bluetooth/bluetooth.h>
  62 #include <net/bluetooth/hci.h>
  63 #include <net/bluetooth/rfcomm.h>
  64
  65 #include <linux/capi.h>
  66 #include <linux/gigaset_dev.h>
  67
  68 #ifdef CONFIG_BLOCK
  69 #include <linux/cdrom.h>
  70 #include <linux/fd.h>
  71 #include <scsi/scsi.h>
  72 #include <scsi/scsi_ioctl.h>
  73 #include <scsi/sg.h>
  74 #endif
  75
  76 #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>
  81
  82 #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>
  97
  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>
 103
 104 #include <linux/hiddev.h>
 105
 106 #define __DVB_CORE__
 107 #include <linux/dvb/audio.h>
 108 #include <linux/dvb/dmx.h>
 109 #include <linux/dvb/frontend.h>
 110 #include <linux/dvb/video.h>
 111
 112 #include <linux/sort.h>
 113
 114 #ifdef CONFIG_SPARC
 115 #include <asm/fbio.h>
 116 #endif
 117
 118 static int w_long(unsigned int fd, unsigned int cmd,
 119                 compat_ulong_t __user *argp)
 120 {
 121         mm_segment_t old_fs = get_fs();
 122         int err;
 123         unsigned long val;
 124
 125         set_fs (KERNEL_DS);
 126         err = sys_ioctl(fd, cmd, (unsigned long)&val);
 127         set_fs (old_fs);
 128         if (!err && put_user(val, argp))
 129                 return -EFAULT;
 130         return err;
 131 }
 132
 133 struct compat_video_event {
 134         int32_t         type;
 135         compat_time_t   timestamp;
 136         union {
 137                 video_size_t size;
 138                 unsigned int frame_rate;
 139         } u;
 140 };
 141
 142 static int do_video_get_event(unsigned int fd, unsigned int cmd,
 143                 struct compat_video_event __user *up)
 144 {
 145         struct video_event kevent;
 146         mm_segment_t old_fs = get_fs();
 147         int err;
 148
 149         set_fs(KERNEL_DS);
 150         err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
 151         set_fs(old_fs);
 152
 153         if (!err) {
 154                 err  = put_user(kevent.type, &up->type);
 155                 err |= put_user(kevent.timestamp, &up->timestamp);
 156                 err |= put_user(kevent.u.size.w, &up->u.size.w);
 157                 err |= put_user(kevent.u.size.h, &up->u.size.h);
 158                 err |= put_user(kevent.u.size.aspect_ratio,
 159                                 &up->u.size.aspect_ratio);
 160                 if (err)
 161                         err = -EFAULT;
 162         }
 163
 164         return err;
 165 }
 166
 167 struct compat_video_still_picture {
 168         compat_uptr_t iFrame;
 169         int32_t size;
 170 };
 171
 172 static int do_video_stillpicture(unsigned int fd, unsigned int cmd,
 173         struct compat_video_still_picture __user *up)
 174 {
 175         struct video_still_picture __user *up_native;
 176         compat_uptr_t fp;
 177         int32_t size;
 178         int err;
 179
 180         err  = get_user(fp, &up->iFrame);
 181         err |= get_user(size, &up->size);
 182         if (err)
 183                 return -EFAULT;
 184
 185         up_native =
 186                 compat_alloc_user_space(sizeof(struct video_still_picture));
 187
 188         err =  put_user(compat_ptr(fp), &up_native->iFrame);
 189         err |= put_user(size, &up_native->size);
 190         if (err)
 191                 return -EFAULT;
 192
 193         err = sys_ioctl(fd, cmd, (unsigned long) up_native);
 194
 195         return err;
 196 }
 197
 198 struct compat_video_spu_palette {
 199         int length;
 200         compat_uptr_t palette;
 201 };
 202
 203 static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd,
 204                 struct compat_video_spu_palette __user *up)
 205 {
 206         struct video_spu_palette __user *up_native;
 207         compat_uptr_t palp;
 208         int length, err;
 209
 210         err  = get_user(palp, &up->palette);
 211         err |= get_user(length, &up->length);
 212         if (err)
 213                 return -EFAULT;
 214
 215         up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
 216         err  = put_user(compat_ptr(palp), &up_native->palette);
 217         err |= put_user(length, &up_native->length);
 218         if (err)
 219                 return -EFAULT;
 220
 221         err = sys_ioctl(fd, cmd, (unsigned long) up_native);
 222
 223         return err;
 224 }
 225
 226 #ifdef CONFIG_BLOCK
 227 typedef struct sg_io_hdr32 {
 228         compat_int_t interface_id;      /* [i] 'S' for SCSI generic (required) */
 229         compat_int_t dxfer_direction;   /* [i] data transfer direction  */
 230         unsigned char cmd_len;          /* [i] SCSI command length ( <= 16 bytes) */
 231         unsigned char mx_sb_len;                /* [i] max length to write to sbp */
 232         unsigned short iovec_count;     /* [i] 0 implies no scatter gather */
 233         compat_uint_t dxfer_len;                /* [i] byte count of data transfer */
 234         compat_uint_t dxferp;           /* [i], [*io] points to data transfer memory
 235                                               or scatter gather list */
 236         compat_uptr_t cmdp;             /* [i], [*i] points to command to perform */
 237         compat_uptr_t sbp;              /* [i], [*o] points to sense_buffer memory */
 238         compat_uint_t timeout;          /* [i] MAX_UINT->no timeout (unit: millisec) */
 239         compat_uint_t flags;            /* [i] 0 -> default, see SG_FLAG... */
 240         compat_int_t pack_id;           /* [i->o] unused internally (normally) */
 241         compat_uptr_t usr_ptr;          /* [i->o] unused internally */
 242         unsigned char status;           /* [o] scsi status */
 243         unsigned char masked_status;    /* [o] shifted, masked scsi status */
 244         unsigned char msg_status;               /* [o] messaging level data (optional) */
 245         unsigned char sb_len_wr;                /* [o] byte count actually written to sbp */
 246         unsigned short host_status;     /* [o] errors from host adapter */
 247         unsigned short driver_status;   /* [o] errors from software driver */
 248         compat_int_t resid;             /* [o] dxfer_len - actual_transferred */
 249         compat_uint_t duration;         /* [o] time taken by cmd (unit: millisec) */
 250         compat_uint_t info;             /* [o] auxiliary information */
 251 } sg_io_hdr32_t;  /* 64 bytes long (on sparc32) */
 252
 253 typedef struct sg_iovec32 {
 254         compat_uint_t iov_base;
 255         compat_uint_t iov_len;
 256 } sg_iovec32_t;
 257
 258 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
 259 {
 260         sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
 261         sg_iovec32_t __user *iov32 = dxferp;
 262         int i;
 263
 264         for (i = 0; i < iovec_count; i++) {
 265                 u32 base, len;
 266
 267                 if (get_user(base, &iov32[i].iov_base) ||
 268                     get_user(len, &iov32[i].iov_len) ||
 269                     put_user(compat_ptr(base), &iov[i].iov_base) ||
 270                     put_user(len, &iov[i].iov_len))
 271                         return -EFAULT;
 272         }
 273
 274         if (put_user(iov, &sgio->dxferp))
 275                 return -EFAULT;
 276         return 0;
 277 }
 278
 279 static int sg_ioctl_trans(unsigned int fd, unsigned int cmd,
 280                         sg_io_hdr32_t __user *sgio32)
 281 {
 282         sg_io_hdr_t __user *sgio;
 283         u16 iovec_count;
 284         u32 data;
 285         void __user *dxferp;
 286         int err;
 287         int interface_id;
 288
 289         if (get_user(interface_id, &sgio32->interface_id))
 290                 return -EFAULT;
 291         if (interface_id != 'S')
 292                 return sys_ioctl(fd, cmd, (unsigned long)sgio32);
 293
 294         if (get_user(iovec_count, &sgio32->iovec_count))
 295                 return -EFAULT;
 296
 297         {
 298                 void __user *top = compat_alloc_user_space(0);
 299                 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
 300                                        (iovec_count * sizeof(sg_iovec_t)));
 301                 if (new > top)
 302                         return -EINVAL;
 303
 304                 sgio = new;
 305         }
 306
 307         /* Ok, now construct.  */
 308         if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
 309                          (2 * sizeof(int)) +
 310                          (2 * sizeof(unsigned char)) +
 311                          (1 * sizeof(unsigned short)) +
 312                          (1 * sizeof(unsigned int))))
 313                 return -EFAULT;
 314
 315         if (get_user(data, &sgio32->dxferp))
 316                 return -EFAULT;
 317         dxferp = compat_ptr(data);
 318         if (iovec_count) {
 319                 if (sg_build_iovec(sgio, dxferp, iovec_count))
 320                         return -EFAULT;
 321         } else {
 322                 if (put_user(dxferp, &sgio->dxferp))
 323                         return -EFAULT;
 324         }
 325
 326         {
 327                 unsigned char __user *cmdp;
 328                 unsigned char __user *sbp;
 329
 330                 if (get_user(data, &sgio32->cmdp))
 331                         return -EFAULT;
 332                 cmdp = compat_ptr(data);
 333
 334                 if (get_user(data, &sgio32->sbp))
 335                         return -EFAULT;
 336                 sbp = compat_ptr(data);
 337
 338                 if (put_user(cmdp, &sgio->cmdp) ||
 339                     put_user(sbp, &sgio->sbp))
 340                         return -EFAULT;
 341         }
 342
 343         if (copy_in_user(&sgio->timeout, &sgio32->timeout,
 344                          3 * sizeof(int)))
 345                 return -EFAULT;
 346
 347         if (get_user(data, &sgio32->usr_ptr))
 348                 return -EFAULT;
 349         if (put_user(compat_ptr(data), &sgio->usr_ptr))
 350                 return -EFAULT;
 351
 352         err = sys_ioctl(fd, cmd, (unsigned long) sgio);
 353
 354         if (err >= 0) {
 355                 void __user *datap;
 356
 357                 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
 358                                  sizeof(int)) ||
 359                     get_user(datap, &sgio->usr_ptr) ||
 360                     put_user((u32)(unsigned long)datap,
 361                              &sgio32->usr_ptr) ||
 362                     copy_in_user(&sgio32->status, &sgio->status,
 363                                  (4 * sizeof(unsigned char)) +
 364                                  (2 * sizeof(unsigned short)) +
 365                                  (3 * sizeof(int))))
 366                         err = -EFAULT;
 367         }
 368
 369         return err;
 370 }
 371
 372 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
 373         char req_state;
 374         char orphan;
 375         char sg_io_owned;
 376         char problem;
 377         int pack_id;
 378         compat_uptr_t usr_ptr;
 379         unsigned int duration;
 380         int unused;
 381 };
 382
 383 static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct
 384                         compat_sg_req_info __user *o)
 385 {
 386         int err, i;
 387         sg_req_info_t __user *r;
 388         r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
 389         err = sys_ioctl(fd,cmd,(unsigned long)r);
 390         if (err < 0)
 391                 return err;
 392         for (i = 0; i < SG_MAX_QUEUE; i++) {
 393                 void __user *ptr;
 394                 int d;
 395
 396                 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
 397                     get_user(ptr, &r[i].usr_ptr) ||
 398                     get_user(d, &r[i].duration) ||
 399                     put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
 400                     put_user(d, &o[i].duration))
 401                         return -EFAULT;
 402         }
 403         return err;
 404 }
 405 #endif /* CONFIG_BLOCK */
 406
 407 struct sock_fprog32 {
 408         unsigned short  len;
 409         compat_caddr_t  filter;
 410 };
 411
 412 #define PPPIOCSPASS32   _IOW('t', 71, struct sock_fprog32)
 413 #define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
 414
 415 static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd,
 416                         struct sock_fprog32 __user *u_fprog32)
 417 {
 418         struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
 419         void __user *fptr64;
 420         u32 fptr32;
 421         u16 flen;
 422
 423         if (get_user(flen, &u_fprog32->len) ||
 424             get_user(fptr32, &u_fprog32->filter))
 425                 return -EFAULT;
 426
 427         fptr64 = compat_ptr(fptr32);
 428
 429         if (put_user(flen, &u_fprog64->len) ||
 430             put_user(fptr64, &u_fprog64->filter))
 431                 return -EFAULT;
 432
 433         if (cmd == PPPIOCSPASS32)
 434                 cmd = PPPIOCSPASS;
 435         else
 436                 cmd = PPPIOCSACTIVE;
 437
 438         return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
 439 }
 440
 441 struct ppp_option_data32 {
 442         compat_caddr_t  ptr;
 443         u32                     length;
 444         compat_int_t            transmit;
 445 };
 446 #define PPPIOCSCOMPRESS32       _IOW('t', 77, struct ppp_option_data32)
 447
 448 struct ppp_idle32 {
 449         compat_time_t xmit_idle;
 450         compat_time_t recv_idle;
 451 };
 452 #define PPPIOCGIDLE32           _IOR('t', 63, struct ppp_idle32)
 453
 454 static int ppp_gidle(unsigned int fd, unsigned int cmd,
 455                 struct ppp_idle32 __user *idle32)
 456 {
 457         struct ppp_idle __user *idle;
 458         __kernel_time_t xmit, recv;
 459         int err;
 460
 461         idle = compat_alloc_user_space(sizeof(*idle));
 462
 463         err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
 464
 465         if (!err) {
 466                 if (get_user(xmit, &idle->xmit_idle) ||
 467                     get_user(recv, &idle->recv_idle) ||
 468                     put_user(xmit, &idle32->xmit_idle) ||
 469                     put_user(recv, &idle32->recv_idle))
 470                         err = -EFAULT;
 471         }
 472         return err;
 473 }
 474
 475 static int ppp_scompress(unsigned int fd, unsigned int cmd,
 476         struct ppp_option_data32 __user *odata32)
 477 {
 478         struct ppp_option_data __user *odata;
 479         __u32 data;
 480         void __user *datap;
 481
 482         odata = compat_alloc_user_space(sizeof(*odata));
 483
 484         if (get_user(data, &odata32->ptr))
 485                 return -EFAULT;
 486
 487         datap = compat_ptr(data);
 488         if (put_user(datap, &odata->ptr))
 489                 return -EFAULT;
 490
 491         if (copy_in_user(&odata->length, &odata32->length,
 492                          sizeof(__u32) + sizeof(int)))
 493                 return -EFAULT;
 494
 495         return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
 496 }
 497
 498 #ifdef CONFIG_BLOCK
 499 struct mtget32 {
 500         compat_long_t   mt_type;
 501         compat_long_t   mt_resid;
 502         compat_long_t   mt_dsreg;
 503         compat_long_t   mt_gstat;
 504         compat_long_t   mt_erreg;
 505         compat_daddr_t  mt_fileno;
 506         compat_daddr_t  mt_blkno;
 507 };
 508 #define MTIOCGET32      _IOR('m', 2, struct mtget32)
 509
 510 struct mtpos32 {
 511         compat_long_t   mt_blkno;
 512 };
 513 #define MTIOCPOS32      _IOR('m', 3, struct mtpos32)
 514
 515 static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp)
 516 {
 517         mm_segment_t old_fs = get_fs();
 518         struct mtget get;
 519         struct mtget32 __user *umget32;
 520         struct mtpos pos;
 521         struct mtpos32 __user *upos32;
 522         unsigned long kcmd;
 523         void *karg;
 524         int err = 0;
 525
 526         switch(cmd) {
 527         case MTIOCPOS32:
 528                 kcmd = MTIOCPOS;
 529                 karg = &pos;
 530                 break;
 531         default:        /* MTIOCGET32 */
 532                 kcmd = MTIOCGET;
 533                 karg = &get;
 534                 break;
 535         }
 536         set_fs (KERNEL_DS);
 537         err = sys_ioctl (fd, kcmd, (unsigned long)karg);
 538         set_fs (old_fs);
 539         if (err)
 540                 return err;
 541         switch (cmd) {
 542         case MTIOCPOS32:
 543                 upos32 = argp;
 544                 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
 545                 break;
 546         case MTIOCGET32:
 547                 umget32 = argp;
 548                 err = __put_user(get.mt_type, &umget32->mt_type);
 549                 err |= __put_user(get.mt_resid, &umget32->mt_resid);
 550                 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
 551                 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
 552                 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
 553                 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
 554                 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
 555                 break;
 556         }
 557         return err ? -EFAULT: 0;
 558 }
 559
 560 #endif /* CONFIG_BLOCK */
 561
 562 /* Bluetooth ioctls */
 563 #define HCIUARTSETPROTO         _IOW('U', 200, int)
 564 #define HCIUARTGETPROTO         _IOR('U', 201, int)
 565 #define HCIUARTGETDEVICE        _IOR('U', 202, int)
 566 #define HCIUARTSETFLAGS         _IOW('U', 203, int)
 567 #define HCIUARTGETFLAGS         _IOR('U', 204, int)
 568
 569 #define BNEPCONNADD     _IOW('B', 200, int)
 570 #define BNEPCONNDEL     _IOW('B', 201, int)
 571 #define BNEPGETCONNLIST _IOR('B', 210, int)
 572 #define BNEPGETCONNINFO _IOR('B', 211, int)
 573
 574 #define CMTPCONNADD     _IOW('C', 200, int)
 575 #define CMTPCONNDEL     _IOW('C', 201, int)
 576 #define CMTPGETCONNLIST _IOR('C', 210, int)
 577 #define CMTPGETCONNINFO _IOR('C', 211, int)
 578
 579 #define HIDPCONNADD     _IOW('H', 200, int)
 580 #define HIDPCONNDEL     _IOW('H', 201, int)
 581 #define HIDPGETCONNLIST _IOR('H', 210, int)
 582 #define HIDPGETCONNINFO _IOR('H', 211, int)
 583
 584
 585 struct serial_struct32 {
 586         compat_int_t    type;
 587         compat_int_t    line;
 588         compat_uint_t   port;
 589         compat_int_t    irq;
 590         compat_int_t    flags;
 591         compat_int_t    xmit_fifo_size;
 592         compat_int_t    custom_divisor;
 593         compat_int_t    baud_base;
 594         unsigned short  close_delay;
 595         char    io_type;
 596         char    reserved_char[1];
 597         compat_int_t    hub6;
 598         unsigned short  closing_wait; /* time to wait before closing */
 599         unsigned short  closing_wait2; /* no longer used... */
 600         compat_uint_t   iomem_base;
 601         unsigned short  iomem_reg_shift;
 602         unsigned int    port_high;
 603      /* compat_ulong_t  iomap_base FIXME */
 604         compat_int_t    reserved[1];
 605 };
 606
 607 static int serial_struct_ioctl(unsigned fd, unsigned cmd,
 608                         struct serial_struct32 __user *ss32)
 609 {
 610         typedef struct serial_struct32 SS32;
 611         int err;
 612         struct serial_struct ss;
 613         mm_segment_t oldseg = get_fs();
 614         __u32 udata;
 615         unsigned int base;
 616
 617         if (cmd == TIOCSSERIAL) {
 618                 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
 619                         return -EFAULT;
 620                 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
 621                         return -EFAULT;
 622                 if (__get_user(udata, &ss32->iomem_base))
 623                         return -EFAULT;
 624                 ss.iomem_base = compat_ptr(udata);
 625                 if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
 626                     __get_user(ss.port_high, &ss32->port_high))
 627                         return -EFAULT;
 628                 ss.iomap_base = 0UL;
 629         }
 630         set_fs(KERNEL_DS);
 631                 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
 632         set_fs(oldseg);
 633         if (cmd == TIOCGSERIAL && err >= 0) {
 634                 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
 635                         return -EFAULT;
 636                 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
 637                         return -EFAULT;
 638                 base = (unsigned long)ss.iomem_base  >> 32 ?
 639                         0xffffffff : (unsigned)(unsigned long)ss.iomem_base;
 640                 if (__put_user(base, &ss32->iomem_base) ||
 641                     __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
 642                     __put_user(ss.port_high, &ss32->port_high))
 643                         return -EFAULT;
 644         }
 645         return err;
 646 }
 647
 648 /*
 649  * I2C layer ioctls
 650  */
 651
 652 struct i2c_msg32 {
 653         u16 addr;
 654         u16 flags;
 655         u16 len;
 656         compat_caddr_t buf;
 657 };
 658
 659 struct i2c_rdwr_ioctl_data32 {
 660         compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
 661         u32 nmsgs;
 662 };
 663
 664 struct i2c_smbus_ioctl_data32 {
 665         u8 read_write;
 666         u8 command;
 667         u32 size;
 668         compat_caddr_t data; /* union i2c_smbus_data *data */
 669 };
 670
 671 struct i2c_rdwr_aligned {
 672         struct i2c_rdwr_ioctl_data cmd;
 673         struct i2c_msg msgs[0];
 674 };
 675
 676 static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd,
 677                         struct i2c_rdwr_ioctl_data32    __user *udata)
 678 {
 679         struct i2c_rdwr_aligned         __user *tdata;
 680         struct i2c_msg                  __user *tmsgs;
 681         struct i2c_msg32                __user *umsgs;
 682         compat_caddr_t                  datap;
 683         int                             nmsgs, i;
 684
 685         if (get_user(nmsgs, &udata->nmsgs))
 686                 return -EFAULT;
 687         if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
 688                 return -EINVAL;
 689
 690         if (get_user(datap, &udata->msgs))
 691                 return -EFAULT;
 692         umsgs = compat_ptr(datap);
 693
 694         tdata = compat_alloc_user_space(sizeof(*tdata) +
 695                                       nmsgs * sizeof(struct i2c_msg));
 696         tmsgs = &tdata->msgs[0];
 697
 698         if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
 699             put_user(tmsgs, &tdata->cmd.msgs))
 700                 return -EFAULT;
 701
 702         for (i = 0; i < nmsgs; i++) {
 703                 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
 704                         return -EFAULT;
 705                 if (get_user(datap, &umsgs[i].buf) ||
 706                     put_user(compat_ptr(datap), &tmsgs[i].buf))
 707                         return -EFAULT;
 708         }
 709         return sys_ioctl(fd, cmd, (unsigned long)tdata);
 710 }
 711
 712 static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd,
 713                         struct i2c_smbus_ioctl_data32   __user *udata)
 714 {
 715         struct i2c_smbus_ioctl_data     __user *tdata;
 716         compat_caddr_t                  datap;
 717
 718         tdata = compat_alloc_user_space(sizeof(*tdata));
 719         if (tdata == NULL)
 720                 return -ENOMEM;
 721         if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
 722                 return -EFAULT;
 723
 724         if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
 725                 return -EFAULT;
 726
 727         if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
 728                 return -EFAULT;
 729         if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
 730                 return -EFAULT;
 731         if (__get_user(datap, &udata->data) ||
 732             __put_user(compat_ptr(datap), &tdata->data))
 733                 return -EFAULT;
 734
 735         return sys_ioctl(fd, cmd, (unsigned long)tdata);
 736 }
 737
 738 #define RTC_IRQP_READ32         _IOR('p', 0x0b, compat_ulong_t)
 739 #define RTC_IRQP_SET32          _IOW('p', 0x0c, compat_ulong_t)
 740 #define RTC_EPOCH_READ32        _IOR('p', 0x0d, compat_ulong_t)
 741 #define RTC_EPOCH_SET32         _IOW('p', 0x0e, compat_ulong_t)
 742
 743 static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
 744 {
 745         mm_segment_t oldfs = get_fs();
 746         compat_ulong_t val32;
 747         unsigned long kval;
 748         int ret;
 749
 750         switch (cmd) {
 751         case RTC_IRQP_READ32:
 752         case RTC_EPOCH_READ32:
 753                 set_fs(KERNEL_DS);
 754                 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
 755                                         RTC_IRQP_READ : RTC_EPOCH_READ,
 756                                         (unsigned long)&kval);
 757                 set_fs(oldfs);
 758                 if (ret)
 759                         return ret;
 760                 val32 = kval;
 761                 return put_user(val32, (unsigned int __user *)argp);
 762         case RTC_IRQP_SET32:
 763                 return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp);
 764         case RTC_EPOCH_SET32:
 765                 return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp);
 766         }
 767
 768         return -ENOIOCTLCMD;
 769 }
 770
 771 /* on ia32 l_start is on a 32-bit boundary */
 772 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
 773 struct space_resv_32 {
 774         __s16           l_type;
 775         __s16           l_whence;
 776         __s64           l_start __attribute__((packed));
 777                         /* len == 0 means until end of file */
 778         __s64           l_len __attribute__((packed));
 779         __s32           l_sysid;
 780         __u32           l_pid;
 781         __s32           l_pad[4];       /* reserve area */
 782 };
 783
 784 #define FS_IOC_RESVSP_32                _IOW ('X', 40, struct space_resv_32)
 785 #define FS_IOC_RESVSP64_32      _IOW ('X', 42, struct space_resv_32)
 786
 787 /* just account for different alignment */
 788 static int compat_ioctl_preallocate(struct file *file,
 789                         struct space_resv_32    __user *p32)
 790 {
 791         struct space_resv       __user *p = compat_alloc_user_space(sizeof(*p));
 792
 793         if (copy_in_user(&p->l_type,    &p32->l_type,   sizeof(s16)) ||
 794             copy_in_user(&p->l_whence,  &p32->l_whence, sizeof(s16)) ||
 795             copy_in_user(&p->l_start,   &p32->l_start,  sizeof(s64)) ||
 796             copy_in_user(&p->l_len,     &p32->l_len,    sizeof(s64)) ||
 797             copy_in_user(&p->l_sysid,   &p32->l_sysid,  sizeof(s32)) ||
 798             copy_in_user(&p->l_pid,     &p32->l_pid,    sizeof(u32)) ||
 799             copy_in_user(&p->l_pad,     &p32->l_pad,    4*sizeof(u32)))
 800                 return -EFAULT;
 801
 802         return ioctl_preallocate(file, p);
 803 }
 804 #endif
 805
 806 /*
 807  * simple reversible transform to make our table more evenly
 808  * distributed after sorting.
 809  */
 810 #define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
 811
 812 #define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
 813 /* ioctl should not be warned about even if it's not implemented.
 814    Valid reasons to use this:
 815    - It is implemented with ->compat_ioctl on some device, but programs
 816    call it on others too.
 817    - The ioctl is not implemented in the native kernel, but programs
 818    call it commonly anyways.
 819    Most other reasons are not valid. */
 820 #define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
 821
 822 static unsigned int ioctl_pointer[] = {
 823 /* compatible ioctls first */
 824 COMPATIBLE_IOCTL(0x4B50)   /* KDGHWCLK - not in the kernel, but don't complain */
 825 COMPATIBLE_IOCTL(0x4B51)   /* KDSHWCLK - not in the kernel, but don't complain */
 826
 827 /* Big T */
 828 COMPATIBLE_IOCTL(TCGETA)
 829 COMPATIBLE_IOCTL(TCSETA)
 830 COMPATIBLE_IOCTL(TCSETAW)
 831 COMPATIBLE_IOCTL(TCSETAF)
 832 COMPATIBLE_IOCTL(TCSBRK)
 833 COMPATIBLE_IOCTL(TCXONC)
 834 COMPATIBLE_IOCTL(TCFLSH)
 835 COMPATIBLE_IOCTL(TCGETS)
 836 COMPATIBLE_IOCTL(TCSETS)
 837 COMPATIBLE_IOCTL(TCSETSW)
 838 COMPATIBLE_IOCTL(TCSETSF)
 839 COMPATIBLE_IOCTL(TIOCLINUX)
 840 COMPATIBLE_IOCTL(TIOCSBRK)
 841 COMPATIBLE_IOCTL(TIOCGDEV)
 842 COMPATIBLE_IOCTL(TIOCCBRK)
 843 COMPATIBLE_IOCTL(TIOCGSID)
 844 COMPATIBLE_IOCTL(TIOCGICOUNT)
 845 COMPATIBLE_IOCTL(TIOCGPKT)
 846 COMPATIBLE_IOCTL(TIOCGPTLCK)
 847 COMPATIBLE_IOCTL(TIOCGEXCL)
 848 /* Little t */
 849 COMPATIBLE_IOCTL(TIOCGETD)
 850 COMPATIBLE_IOCTL(TIOCSETD)
 851 COMPATIBLE_IOCTL(TIOCEXCL)
 852 COMPATIBLE_IOCTL(TIOCNXCL)
 853 COMPATIBLE_IOCTL(TIOCCONS)
 854 COMPATIBLE_IOCTL(TIOCGSOFTCAR)
 855 COMPATIBLE_IOCTL(TIOCSSOFTCAR)
 856 COMPATIBLE_IOCTL(TIOCSWINSZ)
 857 COMPATIBLE_IOCTL(TIOCGWINSZ)
 858 COMPATIBLE_IOCTL(TIOCMGET)
 859 COMPATIBLE_IOCTL(TIOCMBIC)
 860 COMPATIBLE_IOCTL(TIOCMBIS)
 861 COMPATIBLE_IOCTL(TIOCMSET)
 862 COMPATIBLE_IOCTL(TIOCPKT)
 863 COMPATIBLE_IOCTL(TIOCNOTTY)
 864 COMPATIBLE_IOCTL(TIOCSTI)
 865 COMPATIBLE_IOCTL(TIOCOUTQ)
 866 COMPATIBLE_IOCTL(TIOCSPGRP)
 867 COMPATIBLE_IOCTL(TIOCGPGRP)
 868 COMPATIBLE_IOCTL(TIOCGPTN)
 869 COMPATIBLE_IOCTL(TIOCSPTLCK)
 870 COMPATIBLE_IOCTL(TIOCSERGETLSR)
 871 COMPATIBLE_IOCTL(TIOCSIG)
 872 #ifdef TIOCSRS485
 873 COMPATIBLE_IOCTL(TIOCSRS485)
 874 #endif
 875 #ifdef TIOCGRS485
 876 COMPATIBLE_IOCTL(TIOCGRS485)
 877 #endif
 878 #ifdef TCGETS2
 879 COMPATIBLE_IOCTL(TCGETS2)
 880 COMPATIBLE_IOCTL(TCSETS2)
 881 COMPATIBLE_IOCTL(TCSETSW2)
 882 COMPATIBLE_IOCTL(TCSETSF2)
 883 #endif
 884 /* Little f */
 885 COMPATIBLE_IOCTL(FIOCLEX)
 886 COMPATIBLE_IOCTL(FIONCLEX)
 887 COMPATIBLE_IOCTL(FIOASYNC)
 888 COMPATIBLE_IOCTL(FIONBIO)
 889 COMPATIBLE_IOCTL(FIONREAD)  /* This is also TIOCINQ */
 890 COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
 891 /* 0x00 */
 892 COMPATIBLE_IOCTL(FIBMAP)
 893 COMPATIBLE_IOCTL(FIGETBSZ)
 894 /* 'X' - originally XFS but some now in the VFS */
 895 COMPATIBLE_IOCTL(FIFREEZE)
 896 COMPATIBLE_IOCTL(FITHAW)
 897 COMPATIBLE_IOCTL(KDGETKEYCODE)
 898 COMPATIBLE_IOCTL(KDSETKEYCODE)
 899 COMPATIBLE_IOCTL(KDGKBTYPE)
 900 COMPATIBLE_IOCTL(KDGETMODE)
 901 COMPATIBLE_IOCTL(KDGKBMODE)
 902 COMPATIBLE_IOCTL(KDGKBMETA)
 903 COMPATIBLE_IOCTL(KDGKBENT)
 904 COMPATIBLE_IOCTL(KDSKBENT)
 905 COMPATIBLE_IOCTL(KDGKBSENT)
 906 COMPATIBLE_IOCTL(KDSKBSENT)
 907 COMPATIBLE_IOCTL(KDGKBDIACR)
 908 COMPATIBLE_IOCTL(KDSKBDIACR)
 909 COMPATIBLE_IOCTL(KDGKBDIACRUC)
 910 COMPATIBLE_IOCTL(KDSKBDIACRUC)
 911 COMPATIBLE_IOCTL(KDKBDREP)
 912 COMPATIBLE_IOCTL(KDGKBLED)
 913 COMPATIBLE_IOCTL(KDGETLED)
 914 #ifdef CONFIG_BLOCK
 915 /* Big S */
 916 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
 917 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
 918 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
 919 COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
 920 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
 921 COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
 922 COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
 923 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
 924 #endif
 925 /* Big V (don't complain on serial console) */
 926 IGNORE_IOCTL(VT_OPENQRY)
 927 IGNORE_IOCTL(VT_GETMODE)
 928 /* Little p (/dev/rtc, /dev/envctrl, etc.) */
 929 COMPATIBLE_IOCTL(RTC_AIE_ON)
 930 COMPATIBLE_IOCTL(RTC_AIE_OFF)
 931 COMPATIBLE_IOCTL(RTC_UIE_ON)
 932 COMPATIBLE_IOCTL(RTC_UIE_OFF)
 933 COMPATIBLE_IOCTL(RTC_PIE_ON)
 934 COMPATIBLE_IOCTL(RTC_PIE_OFF)
 935 COMPATIBLE_IOCTL(RTC_WIE_ON)
 936 COMPATIBLE_IOCTL(RTC_WIE_OFF)
 937 COMPATIBLE_IOCTL(RTC_ALM_SET)
 938 COMPATIBLE_IOCTL(RTC_ALM_READ)
 939 COMPATIBLE_IOCTL(RTC_RD_TIME)
 940 COMPATIBLE_IOCTL(RTC_SET_TIME)
 941 COMPATIBLE_IOCTL(RTC_WKALM_SET)
 942 COMPATIBLE_IOCTL(RTC_WKALM_RD)
 943 /*
 944  * These two are only for the sbus rtc driver, but
 945  * hwclock tries them on every rtc device first when
 946  * running on sparc.  On other architectures the entries
 947  * are useless but harmless.
 948  */
 949 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
 950 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
 951 /* Little m */
 952 COMPATIBLE_IOCTL(MTIOCTOP)
 953 /* Socket level stuff */
 954 COMPATIBLE_IOCTL(FIOQSIZE)
 955 #ifdef CONFIG_BLOCK
 956 /* md calls this on random blockdevs */
 957 IGNORE_IOCTL(RAID_VERSION)
 958 /* qemu/qemu-img might call these two on plain files for probing */
 959 IGNORE_IOCTL(CDROM_DRIVE_STATUS)
 960 IGNORE_IOCTL(FDGETPRM32)
 961 /* SG stuff */
 962 COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
 963 COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
 964 COMPATIBLE_IOCTL(SG_EMULATED_HOST)
 965 COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
 966 COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
 967 COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
 968 COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
 969 COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
 970 COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
 971 COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
 972 COMPATIBLE_IOCTL(SG_GET_PACK_ID)
 973 COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
 974 COMPATIBLE_IOCTL(SG_SET_DEBUG)
 975 COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
 976 COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
 977 COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
 978 COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
 979 COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
 980 COMPATIBLE_IOCTL(SG_SCSI_RESET)
 981 COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
 982 COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
 983 COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
 984 #endif
 985 /* PPP stuff */
 986 COMPATIBLE_IOCTL(PPPIOCGFLAGS)
 987 COMPATIBLE_IOCTL(PPPIOCSFLAGS)
 988 COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
 989 COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
 990 COMPATIBLE_IOCTL(PPPIOCGUNIT)
 991 COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
 992 COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
 993 COMPATIBLE_IOCTL(PPPIOCGMRU)
 994 COMPATIBLE_IOCTL(PPPIOCSMRU)
 995 COMPATIBLE_IOCTL(PPPIOCSMAXCID)
 996 COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
 997 COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
 998 COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
 999 /* PPPIOCSCOMPRESS is translated */
1000 COMPATIBLE_IOCTL(PPPIOCGNPMODE)
1001 COMPATIBLE_IOCTL(PPPIOCSNPMODE)
1002 COMPATIBLE_IOCTL(PPPIOCGDEBUG)
1003 COMPATIBLE_IOCTL(PPPIOCSDEBUG)
1004 /* PPPIOCSPASS is translated */
1005 /* PPPIOCSACTIVE is translated */
1006 /* PPPIOCGIDLE is translated */
1007 COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
1008 COMPATIBLE_IOCTL(PPPIOCATTACH)
1009 COMPATIBLE_IOCTL(PPPIOCDETACH)
1010 COMPATIBLE_IOCTL(PPPIOCSMRRU)
1011 COMPATIBLE_IOCTL(PPPIOCCONNECT)
1012 COMPATIBLE_IOCTL(PPPIOCDISCONN)
1013 COMPATIBLE_IOCTL(PPPIOCATTCHAN)
1014 COMPATIBLE_IOCTL(PPPIOCGCHAN)
1015 COMPATIBLE_IOCTL(PPPIOCGL2TPSTATS)
1016 /* PPPOX */
1017 COMPATIBLE_IOCTL(PPPOEIOCSFWD)
1018 COMPATIBLE_IOCTL(PPPOEIOCDFWD)
1019 /* ppdev */
1020 COMPATIBLE_IOCTL(PPSETMODE)
1021 COMPATIBLE_IOCTL(PPRSTATUS)
1022 COMPATIBLE_IOCTL(PPRCONTROL)
1023 COMPATIBLE_IOCTL(PPWCONTROL)
1024 COMPATIBLE_IOCTL(PPFCONTROL)
1025 COMPATIBLE_IOCTL(PPRDATA)
1026 COMPATIBLE_IOCTL(PPWDATA)
1027 COMPATIBLE_IOCTL(PPCLAIM)
1028 COMPATIBLE_IOCTL(PPRELEASE)
1029 COMPATIBLE_IOCTL(PPYIELD)
1030 COMPATIBLE_IOCTL(PPEXCL)
1031 COMPATIBLE_IOCTL(PPDATADIR)
1032 COMPATIBLE_IOCTL(PPNEGOT)
1033 COMPATIBLE_IOCTL(PPWCTLONIRQ)
1034 COMPATIBLE_IOCTL(PPCLRIRQ)
1035 COMPATIBLE_IOCTL(PPSETPHASE)
1036 COMPATIBLE_IOCTL(PPGETMODES)
1037 COMPATIBLE_IOCTL(PPGETMODE)
1038 COMPATIBLE_IOCTL(PPGETPHASE)
1039 COMPATIBLE_IOCTL(PPGETFLAGS)
1040 COMPATIBLE_IOCTL(PPSETFLAGS)
1041 /* Big A */
1042 /* sparc only */
1043 /* Big Q for sound/OSS */
1044 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
1045 COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
1046 COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
1047 COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
1048 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
1049 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
1050 COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
1051 COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
1052 COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
1053 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
1054 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
1055 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
1056 COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
1057 COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
1058 COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
1059 COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
1060 COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
1061 COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
1062 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
1063 COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
1064 COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
1065 COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
1066 /* Big T for sound/OSS */
1067 COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
1068 COMPATIBLE_IOCTL(SNDCTL_TMR_START)
1069 COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
1070 COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
1071 COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
1072 COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
1073 COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
1074 COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
1075 /* Little m for sound/OSS */
1076 COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
1077 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
1078 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
1079 /* Big P for sound/OSS */
1080 COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
1081 COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
1082 COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
1083 COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
1084 COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
1085 COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
1086 COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
1087 COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
1088 COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
1089 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
1090 COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
1091 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
1092 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
1093 COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
1094 COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
1095 COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
1096 COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
1097 COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
1098 COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
1099 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
1100 /* SNDCTL_DSP_MAPINBUF,  XXX needs translation */
1101 /* SNDCTL_DSP_MAPOUTBUF,  XXX needs translation */
1102 COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
1103 COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
1104 COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
1105 COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
1106 COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
1107 COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
1108 COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
1109 COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
1110 /* Big C for sound/OSS */
1111 COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
1112 COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
1113 COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
1114 COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
1115 COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
1116 COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
1117 COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
1118 COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
1119 COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
1120 COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
1121 /* Big M for sound/OSS */
1122 COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
1123 COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
1124 COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
1125 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
1126 COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
1127 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
1128 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
1129 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
1130 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
1131 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
1132 COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
1133 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
1134 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
1135 COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
1136 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
1137 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
1138 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
1139 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
1140 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
1141 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
1142 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
1143 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
1144 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
1145 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
1146 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
1147 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
1148 /* SOUND_MIXER_READ_ENHANCE,  same value as READ_MUTE */
1149 /* SOUND_MIXER_READ_LOUD,  same value as READ_MUTE */
1150 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
1151 COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
1152 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
1153 COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
1154 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
1155 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
1156 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
1157 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
1158 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
1159 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
1160 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
1161 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
1162 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
1163 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
1164 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
1165 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
1166 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
1167 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
1168 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
1169 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
1170 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
1171 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
1172 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
1173 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
1174 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
1175 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
1176 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
1177 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
1178 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
1179 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
1180 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
1181 /* SOUND_MIXER_WRITE_ENHANCE,  same value as WRITE_MUTE */
1182 /* SOUND_MIXER_WRITE_LOUD,  same value as WRITE_MUTE */
1183 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
1184 COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
1185 COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
1186 COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
1187 COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
1188 COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
1189 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
1190 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
1191 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
1192 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
1193 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
1194 COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
1195 COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
1196 COMPATIBLE_IOCTL(OSS_GETVERSION)
1197 /* Raw devices */
1198 COMPATIBLE_IOCTL(RAW_SETBIND)
1199 COMPATIBLE_IOCTL(RAW_GETBIND)
1200 /* Watchdog */
1201 COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
1202 COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
1203 COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
1204 COMPATIBLE_IOCTL(WDIOC_GETTEMP)
1205 COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
1206 COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
1207 COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
1208 COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
1209 /* Big R */
1210 COMPATIBLE_IOCTL(RNDGETENTCNT)
1211 COMPATIBLE_IOCTL(RNDADDTOENTCNT)
1212 COMPATIBLE_IOCTL(RNDGETPOOL)
1213 COMPATIBLE_IOCTL(RNDADDENTROPY)
1214 COMPATIBLE_IOCTL(RNDZAPENTCNT)
1215 COMPATIBLE_IOCTL(RNDCLEARPOOL)
1216 /* Bluetooth */
1217 COMPATIBLE_IOCTL(HCIDEVUP)
1218 COMPATIBLE_IOCTL(HCIDEVDOWN)
1219 COMPATIBLE_IOCTL(HCIDEVRESET)
1220 COMPATIBLE_IOCTL(HCIDEVRESTAT)
1221 COMPATIBLE_IOCTL(HCIGETDEVLIST)
1222 COMPATIBLE_IOCTL(HCIGETDEVINFO)
1223 COMPATIBLE_IOCTL(HCIGETCONNLIST)
1224 COMPATIBLE_IOCTL(HCIGETCONNINFO)
1225 COMPATIBLE_IOCTL(HCIGETAUTHINFO)
1226 COMPATIBLE_IOCTL(HCISETRAW)
1227 COMPATIBLE_IOCTL(HCISETSCAN)
1228 COMPATIBLE_IOCTL(HCISETAUTH)
1229 COMPATIBLE_IOCTL(HCISETENCRYPT)
1230 COMPATIBLE_IOCTL(HCISETPTYPE)
1231 COMPATIBLE_IOCTL(HCISETLINKPOL)
1232 COMPATIBLE_IOCTL(HCISETLINKMODE)
1233 COMPATIBLE_IOCTL(HCISETACLMTU)
1234 COMPATIBLE_IOCTL(HCISETSCOMTU)
1235 COMPATIBLE_IOCTL(HCIBLOCKADDR)
1236 COMPATIBLE_IOCTL(HCIUNBLOCKADDR)
1237 COMPATIBLE_IOCTL(HCIINQUIRY)
1238 COMPATIBLE_IOCTL(HCIUARTSETPROTO)
1239 COMPATIBLE_IOCTL(HCIUARTGETPROTO)
1240 COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
1241 COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
1242 COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
1243 COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
1244 COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
1245 COMPATIBLE_IOCTL(BNEPCONNADD)
1246 COMPATIBLE_IOCTL(BNEPCONNDEL)
1247 COMPATIBLE_IOCTL(BNEPGETCONNLIST)
1248 COMPATIBLE_IOCTL(BNEPGETCONNINFO)
1249 COMPATIBLE_IOCTL(CMTPCONNADD)
1250 COMPATIBLE_IOCTL(CMTPCONNDEL)
1251 COMPATIBLE_IOCTL(CMTPGETCONNLIST)
1252 COMPATIBLE_IOCTL(CMTPGETCONNINFO)
1253 COMPATIBLE_IOCTL(HIDPCONNADD)
1254 COMPATIBLE_IOCTL(HIDPCONNDEL)
1255 COMPATIBLE_IOCTL(HIDPGETCONNLIST)
1256 COMPATIBLE_IOCTL(HIDPGETCONNINFO)
1257 /* CAPI */
1258 COMPATIBLE_IOCTL(CAPI_REGISTER)
1259 COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
1260 COMPATIBLE_IOCTL(CAPI_GET_VERSION)
1261 COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
1262 COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
1263 COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
1264 COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
1265 COMPATIBLE_IOCTL(CAPI_INSTALLED)
1266 COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
1267 COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
1268 COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
1269 COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
1270 COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
1271 /* Siemens Gigaset */
1272 COMPATIBLE_IOCTL(GIGASET_REDIR)
1273 COMPATIBLE_IOCTL(GIGASET_CONFIG)
1274 COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
1275 COMPATIBLE_IOCTL(GIGASET_VERSION)
1276 /* Misc. */
1277 COMPATIBLE_IOCTL(0x41545900)            /* ATYIO_CLKR */
1278 COMPATIBLE_IOCTL(0x41545901)            /* ATYIO_CLKW */
1279 COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
1280 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
1281 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
1282 COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
1283 /* NBD */
1284 COMPATIBLE_IOCTL(NBD_DO_IT)
1285 COMPATIBLE_IOCTL(NBD_CLEAR_SOCK)
1286 COMPATIBLE_IOCTL(NBD_CLEAR_QUE)
1287 COMPATIBLE_IOCTL(NBD_PRINT_DEBUG)
1288 COMPATIBLE_IOCTL(NBD_DISCONNECT)
1289 /* i2c */
1290 COMPATIBLE_IOCTL(I2C_SLAVE)
1291 COMPATIBLE_IOCTL(I2C_SLAVE_FORCE)
1292 COMPATIBLE_IOCTL(I2C_TENBIT)
1293 COMPATIBLE_IOCTL(I2C_PEC)
1294 COMPATIBLE_IOCTL(I2C_RETRIES)
1295 COMPATIBLE_IOCTL(I2C_TIMEOUT)
1296 /* hiddev */
1297 COMPATIBLE_IOCTL(HIDIOCGVERSION)
1298 COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
1299 COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
1300 COMPATIBLE_IOCTL(HIDIOCGSTRING)
1301 COMPATIBLE_IOCTL(HIDIOCINITREPORT)
1302 COMPATIBLE_IOCTL(HIDIOCGREPORT)
1303 COMPATIBLE_IOCTL(HIDIOCSREPORT)
1304 COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
1305 COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
1306 COMPATIBLE_IOCTL(HIDIOCGUSAGE)
1307 COMPATIBLE_IOCTL(HIDIOCSUSAGE)
1308 COMPATIBLE_IOCTL(HIDIOCGUCODE)
1309 COMPATIBLE_IOCTL(HIDIOCGFLAG)
1310 COMPATIBLE_IOCTL(HIDIOCSFLAG)
1311 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
1312 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
1313 /* dvb */
1314 COMPATIBLE_IOCTL(AUDIO_STOP)
1315 COMPATIBLE_IOCTL(AUDIO_PLAY)
1316 COMPATIBLE_IOCTL(AUDIO_PAUSE)
1317 COMPATIBLE_IOCTL(AUDIO_CONTINUE)
1318 COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
1319 COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
1320 COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
1321 COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
1322 COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
1323 COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
1324 COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
1325 COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
1326 COMPATIBLE_IOCTL(AUDIO_SET_ID)
1327 COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
1328 COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
1329 COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
1330 COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
1331 COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
1332 COMPATIBLE_IOCTL(DMX_START)
1333 COMPATIBLE_IOCTL(DMX_STOP)
1334 COMPATIBLE_IOCTL(DMX_SET_FILTER)
1335 COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
1336 COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
1337 COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
1338 COMPATIBLE_IOCTL(DMX_GET_CAPS)
1339 COMPATIBLE_IOCTL(DMX_SET_SOURCE)
1340 COMPATIBLE_IOCTL(DMX_GET_STC)
1341 COMPATIBLE_IOCTL(FE_GET_INFO)
1342 COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD)
1343 COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD)
1344 COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY)
1345 COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST)
1346 COMPATIBLE_IOCTL(FE_SET_TONE)
1347 COMPATIBLE_IOCTL(FE_SET_VOLTAGE)
1348 COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE)
1349 COMPATIBLE_IOCTL(FE_READ_STATUS)
1350 COMPATIBLE_IOCTL(FE_READ_BER)
1351 COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH)
1352 COMPATIBLE_IOCTL(FE_READ_SNR)
1353 COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS)
1354 COMPATIBLE_IOCTL(FE_SET_FRONTEND)
1355 COMPATIBLE_IOCTL(FE_GET_FRONTEND)
1356 COMPATIBLE_IOCTL(FE_GET_EVENT)
1357 COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD)
1358 COMPATIBLE_IOCTL(VIDEO_STOP)
1359 COMPATIBLE_IOCTL(VIDEO_PLAY)
1360 COMPATIBLE_IOCTL(VIDEO_FREEZE)
1361 COMPATIBLE_IOCTL(VIDEO_CONTINUE)
1362 COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
1363 COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
1364 COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
1365 COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
1366 COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
1367 COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
1368 COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
1369 COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
1370 COMPATIBLE_IOCTL(VIDEO_SET_ID)
1371 COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
1372 COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
1373 COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
1374 COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
1375 COMPATIBLE_IOCTL(VIDEO_SET_SPU)
1376 COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
1377 COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
1378 COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
1379 COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
1380
1381 /* joystick */
1382 COMPATIBLE_IOCTL(JSIOCGVERSION)
1383 COMPATIBLE_IOCTL(JSIOCGAXES)
1384 COMPATIBLE_IOCTL(JSIOCGBUTTONS)
1385 COMPATIBLE_IOCTL(JSIOCGNAME(0))
1386
1387 #ifdef TIOCGLTC
1388 COMPATIBLE_IOCTL(TIOCGLTC)
1389 COMPATIBLE_IOCTL(TIOCSLTC)
1390 #endif
1391 #ifdef TIOCSTART
1392 /*
1393  * For these two we have definitions in ioctls.h and/or termios.h on
1394  * some architectures but no actual implemention.  Some applications
1395  * like bash call them if they are defined in the headers, so we provide
1396  * entries here to avoid syslog message spew.
1397  */
1398 COMPATIBLE_IOCTL(TIOCSTART)
1399 COMPATIBLE_IOCTL(TIOCSTOP)
1400 #endif
1401
1402 /* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
1403    but we don't want warnings on other file systems. So declare
1404    them as compatible here. */
1405 #define VFAT_IOCTL_READDIR_BOTH32       _IOR('r', 1, struct compat_dirent[2])
1406 #define VFAT_IOCTL_READDIR_SHORT32      _IOR('r', 2, struct compat_dirent[2])
1407
1408 IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
1409 IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
1410
1411 #ifdef CONFIG_SPARC
1412 /* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
1413 IGNORE_IOCTL(FBIOGTYPE)
1414 IGNORE_IOCTL(FBIOSATTR)
1415 IGNORE_IOCTL(FBIOGATTR)
1416 IGNORE_IOCTL(FBIOSVIDEO)
1417 IGNORE_IOCTL(FBIOGVIDEO)
1418 IGNORE_IOCTL(FBIOSCURPOS)
1419 IGNORE_IOCTL(FBIOGCURPOS)
1420 IGNORE_IOCTL(FBIOGCURMAX)
1421 IGNORE_IOCTL(FBIOPUTCMAP32)
1422 IGNORE_IOCTL(FBIOGETCMAP32)
1423 IGNORE_IOCTL(FBIOSCURSOR32)
1424 IGNORE_IOCTL(FBIOGCURSOR32)
1425 #endif
1426 };
1427
1428 /*
1429  * Convert common ioctl arguments based on their command number
1430  *
1431  * Please do not add any code in here. Instead, implement
1432  * a compat_ioctl operation in the place that handleѕ the
1433  * ioctl for the native case.
1434  */
1435 static long do_ioctl_trans(int fd, unsigned int cmd,
1436                  unsigned long arg, struct file *file)
1437 {
1438         void __user *argp = compat_ptr(arg);
1439
1440         switch (cmd) {
1441         case PPPIOCGIDLE32:
1442                 return ppp_gidle(fd, cmd, argp);
1443         case PPPIOCSCOMPRESS32:
1444                 return ppp_scompress(fd, cmd, argp);
1445         case PPPIOCSPASS32:
1446         case PPPIOCSACTIVE32:
1447                 return ppp_sock_fprog_ioctl_trans(fd, cmd, argp);
1448 #ifdef CONFIG_BLOCK
1449         case SG_IO:
1450                 return sg_ioctl_trans(fd, cmd, argp);
1451         case SG_GET_REQUEST_TABLE:
1452                 return sg_grt_trans(fd, cmd, argp);
1453         case MTIOCGET32:
1454         case MTIOCPOS32:
1455                 return mt_ioctl_trans(fd, cmd, argp);
1456 #endif
1457         /* Serial */
1458         case TIOCGSERIAL:
1459         case TIOCSSERIAL:
1460                 return serial_struct_ioctl(fd, cmd, argp);
1461         /* i2c */
1462         case I2C_FUNCS:
1463                 return w_long(fd, cmd, argp);
1464         case I2C_RDWR:
1465                 return do_i2c_rdwr_ioctl(fd, cmd, argp);
1466         case I2C_SMBUS:
1467                 return do_i2c_smbus_ioctl(fd, cmd, argp);
1468         /* Not implemented in the native kernel */
1469         case RTC_IRQP_READ32:
1470         case RTC_IRQP_SET32:
1471         case RTC_EPOCH_READ32:
1472         case RTC_EPOCH_SET32:
1473                 return rtc_ioctl(fd, cmd, argp);
1474
1475         /* dvb */
1476         case VIDEO_GET_EVENT:
1477                 return do_video_get_event(fd, cmd, argp);
1478         case VIDEO_STILLPICTURE:
1479                 return do_video_stillpicture(fd, cmd, argp);
1480         case VIDEO_SET_SPU_PALETTE:
1481                 return do_video_set_spu_palette(fd, cmd, argp);
1482         }
1483
1484         /*
1485          * These take an integer instead of a pointer as 'arg',
1486          * so we must not do a compat_ptr() translation.
1487          */
1488         switch (cmd) {
1489         /* Big T */
1490         case TCSBRKP:
1491         case TIOCMIWAIT:
1492         case TIOCSCTTY:
1493         /* RAID */
1494         case HOT_REMOVE_DISK:
1495         case HOT_ADD_DISK:
1496         case SET_DISK_FAULTY:
1497         case SET_BITMAP_FILE:
1498         /* Big K */
1499         case KDSIGACCEPT:
1500         case KIOCSOUND:
1501         case KDMKTONE:
1502         case KDSETMODE:
1503         case KDSKBMODE:
1504         case KDSKBMETA:
1505         case KDSKBLED:
1506         case KDSETLED:
1507         /* NBD */
1508         case NBD_SET_SOCK:
1509         case NBD_SET_BLKSIZE:
1510         case NBD_SET_SIZE:
1511         case NBD_SET_SIZE_BLOCKS:
1512                 return do_vfs_ioctl(file, fd, cmd, arg);
1513         }
1514
1515         return -ENOIOCTLCMD;
1516 }
1517
1518 static int compat_ioctl_check_table(unsigned int xcmd)
1519 {
1520         int i;
1521         const int max = ARRAY_SIZE(ioctl_pointer) - 1;
1522
1523         BUILD_BUG_ON(max >= (1 << 16));
1524
1525         /* guess initial offset into table, assuming a
1526            normalized distribution */
1527         i = ((xcmd >> 16) * max) >> 16;
1528
1529         /* do linear search up first, until greater or equal */
1530         while (ioctl_pointer[i] < xcmd && i < max)
1531                 i++;
1532
1533         /* then do linear search down */
1534         while (ioctl_pointer[i] > xcmd && i > 0)
1535                 i--;
1536
1537         return ioctl_pointer[i] == xcmd;
1538 }
1539
1540 asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
1541                                 unsigned long arg)
1542 {
1543         struct fd f = fdget(fd);
1544         int error = -EBADF;
1545         if (!f.file)
1546                 goto out;
1547
1548         /* RED-PEN how should LSM module know it's handling 32bit? */
1549         error = security_file_ioctl(f.file, cmd, arg);
1550         if (error)
1551                 goto out_fput;
1552
1553         /*
1554          * To allow the compat_ioctl handlers to be self contained
1555          * we need to check the common ioctls here first.
1556          * Just handle them with the standard handlers below.
1557          */
1558         switch (cmd) {
1559         case FIOCLEX:
1560         case FIONCLEX:
1561         case FIONBIO:
1562         case FIOASYNC:
1563         case FIOQSIZE:
1564                 break;
1565
1566 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
1567         case FS_IOC_RESVSP_32:
1568         case FS_IOC_RESVSP64_32:
1569                 error = compat_ioctl_preallocate(f.file, compat_ptr(arg));
1570                 goto out_fput;
1571 #else
1572         case FS_IOC_RESVSP:
1573         case FS_IOC_RESVSP64:
1574                 error = ioctl_preallocate(f.file, compat_ptr(arg));
1575                 goto out_fput;
1576 #endif
1577
1578         case FIBMAP:
1579         case FIGETBSZ:
1580         case FIONREAD:
1581                 if (S_ISREG(file_inode(f.file)->i_mode))
1582                         break;
1583                 /*FALL THROUGH*/
1584
1585         default:
1586                 if (f.file->f_op->compat_ioctl) {
1587                         error = f.file->f_op->compat_ioctl(f.file, cmd, arg);
1588                         if (error != -ENOIOCTLCMD)
1589                                 goto out_fput;
1590                 }
1591
1592                 if (!f.file->f_op->unlocked_ioctl)
1593                         goto do_ioctl;
1594                 break;
1595         }
1596
1597         if (compat_ioctl_check_table(XFORM(cmd)))
1598                 goto found_handler;
1599
1600         error = do_ioctl_trans(fd, cmd, arg, f.file);
1601         if (error == -ENOIOCTLCMD)
1602                 error = -ENOTTY;
1603
1604         goto out_fput;
1605
1606  found_handler:
1607         arg = (unsigned long)compat_ptr(arg);
1608  do_ioctl:
1609         error = do_vfs_ioctl(f.file, fd, cmd, arg);
1610  out_fput:
1611         fdput(f);
1612  out:
1613         return error;
1614 }
1615
1616 static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
1617 {
1618         unsigned int a, b;
1619         a = *(unsigned int *)p;
1620         b = *(unsigned int *)q;
1621         if (a > b)
1622                 return 1;
1623         if (a < b)
1624                 return -1;
1625         return 0;
1626 }
1627
1628 static int __init init_sys32_ioctl(void)
1629 {
1630         sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
1631                 init_sys32_ioctl_cmp, NULL);
1632         return 0;
1633 }
1634 __initcall(init_sys32_ioctl);