Linux preempt-rt

Check our new training course

Real-Time Linux with PREEMPT_RT

Check our new training course
with Creative Commons CC-BY-SA
lecture and lab materials

Bootlin logo

Elixir Cross Referencer

   1
   2
   3
   4
   5
   6
   7
   8
   9
  10
  11
  12
  13
  14
  15
  16
  17
  18
  19
  20
  21
  22
  23
  24
  25
  26
  27
  28
  29
  30
  31
  32
  33
  34
  35
  36
  37
  38
  39
  40
  41
  42
  43
  44
  45
  46
  47
  48
  49
  50
  51
  52
  53
  54
  55
  56
  57
  58
  59
  60
  61
  62
  63
  64
  65
  66
  67
  68
  69
  70
  71
  72
  73
  74
  75
  76
  77
  78
  79
  80
  81
  82
  83
  84
  85
  86
  87
  88
  89
  90
  91
  92
  93
  94
  95
  96
  97
  98
  99
 100
 101
 102
 103
 104
 105
 106
 107
 108
 109
 110
 111
 112
 113
 114
 115
 116
 117
 118
 119
 120
 121
 122
 123
 124
 125
 126
 127
 128
 129
 130
 131
 132
 133
 134
 135
 136
 137
 138
 139
 140
 141
 142
 143
 144
 145
 146
 147
 148
 149
 150
 151
 152
 153
 154
 155
 156
 157
 158
 159
 160
 161
 162
 163
 164
 165
 166
 167
 168
 169
 170
 171
 172
 173
 174
 175
 176
 177
 178
 179
 180
 181
 182
 183
 184
 185
 186
 187
 188
 189
 190
 191
 192
 193
 194
 195
 196
 197
 198
 199
 200
 201
 202
 203
 204
 205
 206
 207
 208
 209
 210
 211
 212
 213
 214
 215
 216
 217
 218
 219
 220
 221
 222
 223
 224
 225
 226
 227
 228
 229
 230
 231
 232
 233
 234
 235
 236
 237
 238
 239
 240
 241
 242
 243
 244
 245
 246
 247
 248
 249
 250
 251
 252
 253
 254
 255
 256
 257
 258
 259
 260
 261
 262
 263
 264
 265
 266
 267
 268
 269
 270
 271
 272
 273
 274
 275
 276
 277
 278
 279
 280
 281
 282
 283
 284
 285
 286
 287
 288
 289
 290
 291
 292
 293
 294
 295
 296
 297
 298
 299
 300
 301
 302
 303
 304
 305
 306
 307
 308
 309
 310
 311
 312
 313
 314
 315
 316
 317
 318
 319
 320
 321
 322
 323
 324
 325
 326
 327
 328
 329
 330
 331
 332
 333
 334
 335
 336
 337
 338
 339
 340
 341
 342
 343
 344
 345
 346
 347
 348
 349
 350
 351
 352
 353
 354
 355
 356
 357
 358
 359
 360
 361
 362
 363
 364
 365
 366
 367
 368
 369
 370
 371
 372
 373
 374
 375
 376
 377
 378
 379
 380
 381
 382
 383
 384
 385
 386
 387
 388
 389
 390
 391
 392
 393
 394
 395
 396
 397
 398
 399
 400
 401
 402
 403
 404
 405
 406
 407
 408
 409
 410
 411
 412
 413
 414
 415
 416
 417
 418
 419
 420
 421
 422
 423
 424
 425
 426
 427
 428
 429
 430
 431
 432
 433
 434
 435
 436
 437
 438
 439
 440
 441
 442
 443
 444
 445
 446
 447
 448
 449
 450
 451
 452
 453
 454
 455
 456
 457
 458
 459
 460
 461
 462
 463
 464
 465
 466
 467
 468
 469
 470
 471
 472
 473
 474
 475
 476
 477
 478
 479
 480
 481
 482
 483
 484
 485
 486
 487
 488
 489
 490
 491
 492
 493
 494
 495
 496
 497
 498
 499
 500
 501
 502
 503
 504
 505
 506
 507
 508
 509
 510
 511
 512
 513
 514
 515
 516
 517
 518
 519
 520
 521
 522
 523
 524
 525
 526
 527
 528
 529
 530
 531
 532
 533
 534
 535
 536
 537
 538
 539
 540
 541
 542
 543
 544
 545
 546
 547
 548
 549
 550
 551
 552
 553
 554
 555
 556
 557
 558
 559
 560
 561
 562
 563
 564
 565
 566
 567
 568
 569
 570
 571
 572
 573
 574
 575
 576
 577
 578
 579
 580
 581
 582
 583
 584
 585
 586
 587
 588
 589
 590
 591
 592
 593
 594
 595
 596
 597
 598
 599
 600
 601
 602
 603
 604
 605
 606
 607
 608
 609
 610
 611
 612
 613
 614
 615
 616
 617
 618
 619
 620
 621
 622
 623
 624
 625
 626
 627
 628
 629
 630
 631
 632
 633
 634
 635
 636
 637
 638
 639
 640
 641
 642
 643
 644
 645
 646
 647
 648
 649
 650
 651
 652
 653
 654
 655
 656
 657
 658
 659
 660
 661
 662
 663
 664
 665
 666
 667
 668
 669
 670
 671
 672
 673
 674
 675
 676
 677
 678
 679
 680
 681
 682
 683
 684
 685
 686
 687
 688
 689
 690
 691
 692
 693
 694
 695
 696
 697
 698
 699
 700
 701
 702
 703
 704
 705
 706
 707
 708
 709
 710
 711
 712
 713
 714
 715
 716
 717
 718
 719
 720
 721
 722
 723
 724
 725
 726
 727
 728
 729
 730
 731
 732
 733
 734
 735
 736
 737
 738
 739
 740
 741
 742
 743
 744
 745
 746
 747
 748
 749
 750
 751
 752
 753
 754
 755
 756
 757
 758
 759
 760
 761
 762
 763
 764
 765
 766
 767
 768
 769
 770
 771
 772
 773
 774
 775
 776
 777
 778
 779
 780
 781
 782
 783
 784
 785
 786
 787
 788
 789
 790
 791
 792
 793
 794
 795
 796
 797
 798
 799
 800
 801
 802
 803
 804
 805
 806
 807
 808
 809
 810
 811
 812
 813
 814
 815
 816
 817
 818
 819
 820
 821
 822
 823
 824
 825
 826
 827
 828
 829
 830
 831
 832
 833
 834
 835
 836
 837
 838
 839
 840
 841
 842
 843
 844
 845
 846
 847
 848
 849
 850
 851
 852
 853
 854
 855
 856
 857
 858
 859
 860
 861
 862
 863
 864
 865
 866
 867
 868
 869
 870
 871
 872
 873
 874
 875
 876
 877
 878
 879
 880
 881
 882
 883
 884
 885
 886
 887
 888
 889
 890
 891
 892
 893
 894
 895
 896
 897
 898
 899
 900
 901
 902
 903
 904
 905
 906
 907
 908
 909
 910
 911
 912
 913
 914
 915
 916
 917
 918
 919
 920
 921
 922
 923
 924
 925
 926
 927
 928
 929
 930
 931
 932
 933
 934
 935
 936
 937
 938
 939
 940
 941
 942
 943
 944
 945
 946
 947
 948
 949
 950
 951
 952
 953
 954
 955
 956
 957
 958
 959
 960
 961
 962
 963
 964
 965
 966
 967
 968
 969
 970
 971
 972
 973
 974
 975
 976
 977
 978
 979
 980
 981
 982
 983
 984
 985
 986
 987
 988
 989
 990
 991
 992
 993
 994
 995
 996
 997
 998
 999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
/*
 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
 *	Separated from fs stuff by Arnd Bergmann <arnd@arndb.de>
 *
 * Copyright (C) 1997-2000  Jakub Jelinek  (jakub@redhat.com)
 * Copyright (C) 1998  Eddie C. Dost  (ecd@skynet.be)
 * Copyright (C) 2001,2002  Andi Kleen, SuSE Labs
 * Copyright (C) 2003       Pavel Machek (pavel@suse.cz)
 * Copyright (C) 2005       Philippe De Muyter (phdm@macqel.be)
 * Copyright (C) 2008       Hans Verkuil <hverkuil@xs4all.nl>
 *
 * These routines maintain argument size conversion between 32bit and 64bit
 * ioctls.
 */

#include <linux/compat.h>
#define __OLD_VIDIOC_ /* To allow fixing old calls*/
#include <linux/videodev.h>
#include <linux/videodev2.h>
#include <linux/module.h>
#include <linux/smp_lock.h>
#include <media/v4l2-ioctl.h>

#ifdef CONFIG_COMPAT

#ifdef CONFIG_VIDEO_V4L1_COMPAT
struct video_tuner32 {
	compat_int_t tuner;
	char name[32];
	compat_ulong_t rangelow, rangehigh;
	u32 flags;	/* It is really u32 in videodev.h */
	u16 mode, signal;
};

static int get_video_tuner32(struct video_tuner *kp, struct video_tuner32 __user *up)
{
	if (!access_ok(VERIFY_READ, up, sizeof(struct video_tuner32)) ||
		get_user(kp->tuner, &up->tuner) ||
		copy_from_user(kp->name, up->name, 32) ||
		get_user(kp->rangelow, &up->rangelow) ||
		get_user(kp->rangehigh, &up->rangehigh) ||
		get_user(kp->flags, &up->flags) ||
		get_user(kp->mode, &up->mode) ||
		get_user(kp->signal, &up->signal))
		return -EFAULT;
	return 0;
}

static int put_video_tuner32(struct video_tuner *kp, struct video_tuner32 __user *up)
{
	if (!access_ok(VERIFY_WRITE, up, sizeof(struct video_tuner32)) ||
		put_user(kp->tuner, &up->tuner) ||
		copy_to_user(up->name, kp->name, 32) ||
		put_user(kp->rangelow, &up->rangelow) ||
		put_user(kp->rangehigh, &up->rangehigh) ||
		put_user(kp->flags, &up->flags) ||
		put_user(kp->mode, &up->mode) ||
		put_user(kp->signal, &up->signal))
			return -EFAULT;
	return 0;
}

struct video_buffer32 {
	compat_caddr_t base;
	compat_int_t height, width, depth, bytesperline;
};

static int get_video_buffer32(struct video_buffer *kp, struct video_buffer32 __user *up)
{
	u32 tmp;

	if (!access_ok(VERIFY_READ, up, sizeof(struct video_buffer32)) ||
		get_user(tmp, &up->base) ||
		get_user(kp->height, &up->height) ||
		get_user(kp->width, &up->width) ||
		get_user(kp->depth, &up->depth) ||
		get_user(kp->bytesperline, &up->bytesperline))
			return -EFAULT;

	/* This is actually a physical address stored
	 * as a void pointer.
	 */
	kp->base = (void *)(unsigned long) tmp;

	return 0;
}

static int put_video_buffer32(struct video_buffer *kp, struct video_buffer32 __user *up)
{
	u32 tmp = (u32)((unsigned long)kp->base);

	if (!access_ok(VERIFY_WRITE, up, sizeof(struct video_buffer32)) ||
		put_user(tmp, &up->base) ||
		put_user(kp->height, &up->height) ||
		put_user(kp->width, &up->width) ||
		put_user(kp->depth, &up->depth) ||
		put_user(kp->bytesperline, &up->bytesperline))
			return -EFAULT;
	return 0;
}

struct video_clip32 {
	s32 x, y, width, height;	/* It's really s32 in videodev.h */
	compat_caddr_t next;
};

struct video_window32 {
	u32 x, y, width, height, chromakey, flags;
	compat_caddr_t clips;
	compat_int_t clipcount;
};

static int get_video_window32(struct video_window *kp, struct video_window32 __user *up)
{
	struct video_clip __user *uclips;
	struct video_clip __user *kclips;
	compat_caddr_t p;
	int nclips;

	if (!access_ok(VERIFY_READ, up, sizeof(struct video_window32)))
		return -EFAULT;

	if (get_user(nclips, &up->clipcount))
		return -EFAULT;

	if (!access_ok(VERIFY_READ, up, sizeof(struct video_window32)) ||
	    get_user(kp->x, &up->x) ||
	    get_user(kp->y, &up->y) ||
	    get_user(kp->width, &up->width) ||
	    get_user(kp->height, &up->height) ||
	    get_user(kp->chromakey, &up->chromakey) ||
	    get_user(kp->flags, &up->flags) ||
	    get_user(kp->clipcount, &up->clipcount))
		return -EFAULT;

	nclips = kp->clipcount;
	kp->clips = NULL;

	if (nclips == 0)
		return 0;
	if (get_user(p, &up->clips))
		return -EFAULT;
	uclips = compat_ptr(p);

	/* If nclips < 0, then it is a clipping bitmap of size
	   VIDEO_CLIPMAP_SIZE */
	if (nclips < 0) {
		if (!access_ok(VERIFY_READ, uclips, VIDEO_CLIPMAP_SIZE))
			return -EFAULT;
		kp->clips = compat_alloc_user_space(VIDEO_CLIPMAP_SIZE);
		if (copy_in_user(kp->clips, uclips, VIDEO_CLIPMAP_SIZE))
			return -EFAULT;
		return 0;
	}

	/* Otherwise it is an array of video_clip structs. */
	if (!access_ok(VERIFY_READ, uclips, nclips * sizeof(struct video_clip)))
		return -EFAULT;

	kp->clips = compat_alloc_user_space(nclips * sizeof(struct video_clip));
	kclips = kp->clips;
	while (nclips--) {
		int err;

		err = copy_in_user(&kclips->x, &uclips->x, sizeof(kclips->x));
		err |= copy_in_user(&kclips->y, &uclips->y, sizeof(kclips->y));
		err |= copy_in_user(&kclips->width, &uclips->width, sizeof(kclips->width));
		err |= copy_in_user(&kclips->height, &uclips->height, sizeof(kclips->height));
		kclips->next = NULL;
		if (err)
			return -EFAULT;
		kclips++;
		uclips++;
	}
	return 0;
}

/* You get back everything except the clips... */
static int put_video_window32(struct video_window *kp, struct video_window32 __user *up)
{
	if (!access_ok(VERIFY_WRITE, up, sizeof(struct video_window32)) ||
		put_user(kp->x, &up->x) ||
		put_user(kp->y, &up->y) ||
		put_user(kp->width, &up->width) ||
		put_user(kp->height, &up->height) ||
		put_user(kp->chromakey, &up->chromakey) ||
		put_user(kp->flags, &up->flags) ||
		put_user(kp->clipcount, &up->clipcount))
			return -EFAULT;
	return 0;
}

struct video_code32 {
	char		loadwhat[16];	/* name or tag of file being passed */
	compat_int_t	datasize;
	unsigned char	*data;
};

static int get_microcode32(struct video_code *kp, struct video_code32 __user *up)
{
	if (!access_ok(VERIFY_READ, up, sizeof(struct video_code32)) ||
		copy_from_user(kp->loadwhat, up->loadwhat, sizeof(up->loadwhat)) ||
		get_user(kp->datasize, &up->datasize) ||
		copy_from_user(kp->data, up->data, up->datasize))
			return -EFAULT;
	return 0;
}

#define VIDIOCGTUNER32		_IOWR('v', 4, struct video_tuner32)
#define VIDIOCSTUNER32		_IOW('v', 5, struct video_tuner32)
#define VIDIOCGWIN32		_IOR('v', 9, struct video_window32)
#define VIDIOCSWIN32		_IOW('v', 10, struct video_window32)
#define VIDIOCGFBUF32		_IOR('v', 11, struct video_buffer32)
#define VIDIOCSFBUF32		_IOW('v', 12, struct video_buffer32)
#define VIDIOCGFREQ32		_IOR('v', 14, u32)
#define VIDIOCSFREQ32		_IOW('v', 15, u32)
#define VIDIOCSMICROCODE32	_IOW('v', 27, struct video_code32)

#define VIDIOCCAPTURE32		_IOW('v', 8, s32)
#define VIDIOCSYNC32		_IOW('v', 18, s32)
#define VIDIOCSWRITEMODE32	_IOW('v', 25, s32)

#endif

static long native_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
	long ret = -ENOIOCTLCMD;

	if (file->f_op->unlocked_ioctl)
		ret = file->f_op->unlocked_ioctl(file, cmd, arg);
	else if (file->f_op->ioctl) {
		lock_kernel();
		ret = file->f_op->ioctl(file->f_path.dentry->d_inode, file, cmd, arg);
		unlock_kernel();
	}

	return ret;
}


struct v4l2_clip32 {
	struct v4l2_rect        c;
	compat_caddr_t 		next;
};

struct v4l2_window32 {
	struct v4l2_rect        w;
	enum v4l2_field  	field;
	__u32			chromakey;
	compat_caddr_t		clips; /* actually struct v4l2_clip32 * */
	__u32			clipcount;
	compat_caddr_t		bitmap;
};

static int get_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up)
{
	if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_window32)) ||
		copy_from_user(&kp->w, &up->w, sizeof(up->w)) ||
		get_user(kp->field, &up->field) ||
		get_user(kp->chromakey, &up->chromakey) ||
		get_user(kp->clipcount, &up->clipcount))
			return -EFAULT;
	if (kp->clipcount > 2048)
		return -EINVAL;
	if (kp->clipcount) {
		struct v4l2_clip32 __user *uclips;
		struct v4l2_clip __user *kclips;
		int n = kp->clipcount;
		compat_caddr_t p;

		if (get_user(p, &up->clips))
			return -EFAULT;
		uclips = compat_ptr(p);
		kclips = compat_alloc_user_space(n * sizeof(struct v4l2_clip));
		kp->clips = kclips;
		while (--n >= 0) {
			if (copy_in_user(&kclips->c, &uclips->c, sizeof(uclips->c)))
				return -EFAULT;
			if (put_user(n ? kclips + 1 : NULL, &kclips->next))
				return -EFAULT;
			uclips += 1;
			kclips += 1;
		}
	} else
		kp->clips = NULL;
	return 0;
}

static int put_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up)
{
	if (copy_to_user(&up->w, &kp->w, sizeof(kp->w)) ||
		put_user(kp->field, &up->field) ||
		put_user(kp->chromakey, &up->chromakey) ||
		put_user(kp->clipcount, &up->clipcount))
			return -EFAULT;
	return 0;
}

static inline int get_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up)
{
	if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format)))
		return -EFAULT;
	return 0;
}

static inline int put_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up)
{
	if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format)))
		return -EFAULT;
	return 0;
}

static inline int get_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up)
{
	if (copy_from_user(kp, up, sizeof(struct v4l2_vbi_format)))
		return -EFAULT;
	return 0;
}

static inline int put_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up)
{
	if (copy_to_user(up, kp, sizeof(struct v4l2_vbi_format)))
		return -EFAULT;
	return 0;
}

static inline int get_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up)
{
	if (copy_from_user(kp, up, sizeof(struct v4l2_sliced_vbi_format)))
		return -EFAULT;
	return 0;
}

static inline int put_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up)
{
	if (copy_to_user(up, kp, sizeof(struct v4l2_sliced_vbi_format)))
		return -EFAULT;
	return 0;
}

struct v4l2_format32 {
	enum v4l2_buf_type type;
	union {
		struct v4l2_pix_format	pix;
		struct v4l2_window32	win;
		struct v4l2_vbi_format	vbi;
		struct v4l2_sliced_vbi_format	sliced;
		__u8	raw_data[200];        /* user-defined */
	} fmt;
};

static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
{
	if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_format32)) ||
			get_user(kp->type, &up->type))
			return -EFAULT;
	switch (kp->type) {
	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
	case V4L2_BUF_TYPE_VIDEO_OUTPUT:
		return get_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix);
	case V4L2_BUF_TYPE_VIDEO_OVERLAY:
	case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
		return get_v4l2_window32(&kp->fmt.win, &up->fmt.win);
	case V4L2_BUF_TYPE_VBI_CAPTURE:
	case V4L2_BUF_TYPE_VBI_OUTPUT:
		return get_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi);
	case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
	case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
		return get_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced);
	case V4L2_BUF_TYPE_PRIVATE:
		if (copy_from_user(kp, up, sizeof(kp->fmt.raw_data)))
			return -EFAULT;
		return 0;
	case 0:
		return -EINVAL;
	default:
		printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n",
								kp->type);
		return -EINVAL;
	}
}

static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
{
	if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_format32)) ||
		put_user(kp->type, &up->type))
		return -EFAULT;
	switch (kp->type) {
	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
	case V4L2_BUF_TYPE_VIDEO_OUTPUT:
		return put_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix);
	case V4L2_BUF_TYPE_VIDEO_OVERLAY:
	case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
		return put_v4l2_window32(&kp->fmt.win, &up->fmt.win);
	case V4L2_BUF_TYPE_VBI_CAPTURE:
	case V4L2_BUF_TYPE_VBI_OUTPUT:
		return put_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi);
	case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
	case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
		return put_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced);
	case V4L2_BUF_TYPE_PRIVATE:
		if (copy_to_user(up, kp, sizeof(up->fmt.raw_data)))
			return -EFAULT;
		return 0;
	case 0:
		return -EINVAL;
	default:
		printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n",
								kp->type);
		return -EINVAL;
	}
}

struct v4l2_standard32 {
	__u32		     index;
	__u32		     id[2]; /* __u64 would get the alignment wrong */
	__u8		     name[24];
	struct v4l2_fract    frameperiod; /* Frames, not fields */
	__u32		     framelines;
	__u32		     reserved[4];
};

static int get_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up)
{
	/* other fields are not set by the user, nor used by the driver */
	if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_standard32)) ||
		get_user(kp->index, &up->index))
		return -EFAULT;
	return 0;
}

static int put_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up)
{
	if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_standard32)) ||
		put_user(kp->index, &up->index) ||
		copy_to_user(up->id, &kp->id, sizeof(__u64)) ||
		copy_to_user(up->name, kp->name, 24) ||
		copy_to_user(&up->frameperiod, &kp->frameperiod, sizeof(kp->frameperiod)) ||
		put_user(kp->framelines, &up->framelines) ||
		copy_to_user(up->reserved, kp->reserved, 4 * sizeof(__u32)))
			return -EFAULT;
	return 0;
}

struct v4l2_buffer32 {
	__u32			index;
	enum v4l2_buf_type      type;
	__u32			bytesused;
	__u32			flags;
	enum v4l2_field		field;
	struct compat_timeval	timestamp;
	struct v4l2_timecode	timecode;
	__u32			sequence;

	/* memory location */
	enum v4l2_memory        memory;
	union {
		__u32           offset;
		compat_long_t   userptr;
	} m;
	__u32			length;
	__u32			input;
	__u32			reserved;
};

static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up)
{

	if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_buffer32)) ||
		get_user(kp->index, &up->index) ||
		get_user(kp->type, &up->type) ||
		get_user(kp->flags, &up->flags) ||
		get_user(kp->memory, &up->memory) ||
		get_user(kp->input, &up->input))
			return -EFAULT;
	switch (kp->memory) {
	case V4L2_MEMORY_MMAP:
		if (get_user(kp->length, &up->length) ||
			get_user(kp->m.offset, &up->m.offset))
			return -EFAULT;
		break;
	case V4L2_MEMORY_USERPTR:
		{
		compat_long_t tmp;

		if (get_user(kp->length, &up->length) ||
		    get_user(tmp, &up->m.userptr))
			return -EFAULT;

		kp->m.userptr = (unsigned long)compat_ptr(tmp);
		}
		break;
	case V4L2_MEMORY_OVERLAY:
		if (get_user(kp->m.offset, &up->m.offset))
			return -EFAULT;
		break;
	}
	return 0;
}

static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up)
{
	if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_buffer32)) ||
		put_user(kp->index, &up->index) ||
		put_user(kp->type, &up->type) ||
		put_user(kp->flags, &up->flags) ||
		put_user(kp->memory, &up->memory) ||
		put_user(kp->input, &up->input))
			return -EFAULT;
	switch (kp->memory) {
	case V4L2_MEMORY_MMAP:
		if (put_user(kp->length, &up->length) ||
			put_user(kp->m.offset, &up->m.offset))
			return -EFAULT;
		break;
	case V4L2_MEMORY_USERPTR:
		if (put_user(kp->length, &up->length) ||
			put_user(kp->m.userptr, &up->m.userptr))
			return -EFAULT;
		break;
	case V4L2_MEMORY_OVERLAY:
		if (put_user(kp->m.offset, &up->m.offset))
			return -EFAULT;
		break;
	}
	if (put_user(kp->bytesused, &up->bytesused) ||
		put_user(kp->field, &up->field) ||
		put_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) ||
		put_user(kp->timestamp.tv_usec, &up->timestamp.tv_usec) ||
		copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) ||
		put_user(kp->sequence, &up->sequence) ||
		put_user(kp->reserved, &up->reserved))
			return -EFAULT;
	return 0;
}

struct v4l2_framebuffer32 {
	__u32			capability;
	__u32			flags;
	compat_caddr_t 		base;
	struct v4l2_pix_format	fmt;
};

static int get_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up)
{
	u32 tmp;

	if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_framebuffer32)) ||
		get_user(tmp, &up->base) ||
		get_user(kp->capability, &up->capability) ||
		get_user(kp->flags, &up->flags))
			return -EFAULT;
	kp->base = compat_ptr(tmp);
	get_v4l2_pix_format(&kp->fmt, &up->fmt);
	return 0;
}

static int put_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up)
{
	u32 tmp = (u32)((unsigned long)kp->base);

	if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_framebuffer32)) ||
		put_user(tmp, &up->base) ||
		put_user(kp->capability, &up->capability) ||
		put_user(kp->flags, &up->flags))
			return -EFAULT;
	put_v4l2_pix_format(&kp->fmt, &up->fmt);
	return 0;
}

struct v4l2_input32 {
	__u32	     index;		/*  Which input */
	__u8	     name[32];		/*  Label */
	__u32	     type;		/*  Type of input */
	__u32	     audioset;		/*  Associated audios (bitfield) */
	__u32        tuner;             /*  Associated tuner */
	v4l2_std_id  std;
	__u32	     status;
	__u32	     reserved[4];
} __attribute__ ((packed));

/* The 64-bit v4l2_input struct has extra padding at the end of the struct.
   Otherwise it is identical to the 32-bit version. */
static inline int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up)
{
	if (copy_from_user(kp, up, sizeof(struct v4l2_input32)))
		return -EFAULT;
	return 0;
}

static inline int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up)
{
	if (copy_to_user(up, kp, sizeof(struct v4l2_input32)))
		return -EFAULT;
	return 0;
}

struct v4l2_ext_controls32 {
       __u32 ctrl_class;
       __u32 count;
       __u32 error_idx;
       __u32 reserved[2];
       compat_caddr_t controls; /* actually struct v4l2_ext_control32 * */
};

struct v4l2_ext_control32 {
	__u32 id;
	__u32 size;
	__u32 reserved2[1];
	union {
		__s32 value;
		__s64 value64;
		compat_caddr_t string; /* actually char * */
	};
} __attribute__ ((packed));

/* The following function really belong in v4l2-common, but that causes
   a circular dependency between modules. We need to think about this, but
   for now this will do. */

/* Return non-zero if this control is a pointer type. Currently only
   type STRING is a pointer type. */
static inline int ctrl_is_pointer(u32 id)
{
	switch (id) {
	case V4L2_CID_RDS_TX_PS_NAME:
	case V4L2_CID_RDS_TX_RADIO_TEXT:
		return 1;
	default:
		return 0;
	}
}

static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up)
{
	struct v4l2_ext_control32 __user *ucontrols;
	struct v4l2_ext_control __user *kcontrols;
	int n;
	compat_caddr_t p;

	if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_ext_controls32)) ||
		get_user(kp->ctrl_class, &up->ctrl_class) ||
		get_user(kp->count, &up->count) ||
		get_user(kp->error_idx, &up->error_idx) ||
		copy_from_user(kp->reserved, up->reserved, sizeof(kp->reserved)))
			return -EFAULT;
	n = kp->count;
	if (n == 0) {
		kp->controls = NULL;
		return 0;
	}
	if (get_user(p, &up->controls))
		return -EFAULT;
	ucontrols = compat_ptr(p);
	if (!access_ok(VERIFY_READ, ucontrols, n * sizeof(struct v4l2_ext_control)))
		return -EFAULT;
	kcontrols = compat_alloc_user_space(n * sizeof(struct v4l2_ext_control));
	kp->controls = kcontrols;
	while (--n >= 0) {
		if (copy_in_user(kcontrols, ucontrols, sizeof(*kcontrols)))
			return -EFAULT;
		if (ctrl_is_pointer(kcontrols->id)) {
			void __user *s;

			if (get_user(p, &ucontrols->string))
				return -EFAULT;
			s = compat_ptr(p);
			if (put_user(s, &kcontrols->string))
				return -EFAULT;
		}
		ucontrols++;
		kcontrols++;
	}
	return 0;
}

static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up)
{
	struct v4l2_ext_control32 __user *ucontrols;
	struct v4l2_ext_control __user *kcontrols = kp->controls;
	int n = kp->count;
	compat_caddr_t p;

	if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_ext_controls32)) ||
		put_user(kp->ctrl_class, &up->ctrl_class) ||
		put_user(kp->count, &up->count) ||
		put_user(kp->error_idx, &up->error_idx) ||
		copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved)))
			return -EFAULT;
	if (!kp->count)
		return 0;

	if (get_user(p, &up->controls))
		return -EFAULT;
	ucontrols = compat_ptr(p);
	if (!access_ok(VERIFY_WRITE, ucontrols, n * sizeof(struct v4l2_ext_control)))
		return -EFAULT;

	while (--n >= 0) {
		unsigned size = sizeof(*ucontrols);

		/* Do not modify the pointer when copying a pointer control.
		   The contents of the pointer was changed, not the pointer
		   itself. */
		if (ctrl_is_pointer(kcontrols->id))
			size -= sizeof(ucontrols->value64);
		if (copy_in_user(ucontrols, kcontrols, size))
			return -EFAULT;
		ucontrols++;
		kcontrols++;
	}
	return 0;
}

#define VIDIOC_G_FMT32		_IOWR('V',  4, struct v4l2_format32)
#define VIDIOC_S_FMT32		_IOWR('V',  5, struct v4l2_format32)
#define VIDIOC_QUERYBUF32	_IOWR('V',  9, struct v4l2_buffer32)
#define VIDIOC_G_FBUF32		_IOR ('V', 10, struct v4l2_framebuffer32)
#define VIDIOC_S_FBUF32		_IOW ('V', 11, struct v4l2_framebuffer32)
#define VIDIOC_QBUF32		_IOWR('V', 15, struct v4l2_buffer32)
#define VIDIOC_DQBUF32		_IOWR('V', 17, struct v4l2_buffer32)
#define VIDIOC_ENUMSTD32	_IOWR('V', 25, struct v4l2_standard32)
#define VIDIOC_ENUMINPUT32	_IOWR('V', 26, struct v4l2_input32)
#define VIDIOC_TRY_FMT32      	_IOWR('V', 64, struct v4l2_format32)
#define VIDIOC_G_EXT_CTRLS32    _IOWR('V', 71, struct v4l2_ext_controls32)
#define VIDIOC_S_EXT_CTRLS32    _IOWR('V', 72, struct v4l2_ext_controls32)
#define VIDIOC_TRY_EXT_CTRLS32  _IOWR('V', 73, struct v4l2_ext_controls32)

#define VIDIOC_OVERLAY32	_IOW ('V', 14, s32)
#ifdef __OLD_VIDIOC_
#define VIDIOC_OVERLAY32_OLD	_IOWR('V', 14, s32)
#endif
#define VIDIOC_STREAMON32	_IOW ('V', 18, s32)
#define VIDIOC_STREAMOFF32	_IOW ('V', 19, s32)
#define VIDIOC_G_INPUT32	_IOR ('V', 38, s32)
#define VIDIOC_S_INPUT32	_IOWR('V', 39, s32)
#define VIDIOC_G_OUTPUT32	_IOR ('V', 46, s32)
#define VIDIOC_S_OUTPUT32	_IOWR('V', 47, s32)

static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
	union {
#ifdef CONFIG_VIDEO_V4L1_COMPAT
		struct video_tuner vt;
		struct video_buffer vb;
		struct video_window vw;
		struct video_code vc;
		struct video_audio va;
#endif
		struct v4l2_format v2f;
		struct v4l2_buffer v2b;
		struct v4l2_framebuffer v2fb;
		struct v4l2_input v2i;
		struct v4l2_standard v2s;
		struct v4l2_ext_controls v2ecs;
		unsigned long vx;
		int vi;
	} karg;
	void __user *up = compat_ptr(arg);
	int compatible_arg = 1;
	long err = 0;

	/* First, convert the command. */
	switch (cmd) {
#ifdef CONFIG_VIDEO_V4L1_COMPAT
	case VIDIOCGTUNER32: cmd = VIDIOCGTUNER; break;
	case VIDIOCSTUNER32: cmd = VIDIOCSTUNER; break;
	case VIDIOCGWIN32: cmd = VIDIOCGWIN; break;
	case VIDIOCSWIN32: cmd = VIDIOCSWIN; break;
	case VIDIOCGFBUF32: cmd = VIDIOCGFBUF; break;
	case VIDIOCSFBUF32: cmd = VIDIOCSFBUF; break;
	case VIDIOCGFREQ32: cmd = VIDIOCGFREQ; break;
	case VIDIOCSFREQ32: cmd = VIDIOCSFREQ; break;
	case VIDIOCSMICROCODE32: cmd = VIDIOCSMICROCODE; break;
#endif
	case VIDIOC_G_FMT32: cmd = VIDIOC_G_FMT; break;
	case VIDIOC_S_FMT32: cmd = VIDIOC_S_FMT; break;
	case VIDIOC_QUERYBUF32: cmd = VIDIOC_QUERYBUF; break;
	case VIDIOC_G_FBUF32: cmd = VIDIOC_G_FBUF; break;
	case VIDIOC_S_FBUF32: cmd = VIDIOC_S_FBUF; break;
	case VIDIOC_QBUF32: cmd = VIDIOC_QBUF; break;
	case VIDIOC_DQBUF32: cmd = VIDIOC_DQBUF; break;
	case VIDIOC_ENUMSTD32: cmd = VIDIOC_ENUMSTD; break;
	case VIDIOC_ENUMINPUT32: cmd = VIDIOC_ENUMINPUT; break;
	case VIDIOC_TRY_FMT32: cmd = VIDIOC_TRY_FMT; break;
	case VIDIOC_G_EXT_CTRLS32: cmd = VIDIOC_G_EXT_CTRLS; break;
	case VIDIOC_S_EXT_CTRLS32: cmd = VIDIOC_S_EXT_CTRLS; break;
	case VIDIOC_TRY_EXT_CTRLS32: cmd = VIDIOC_TRY_EXT_CTRLS; break;
	case VIDIOC_OVERLAY32: cmd = VIDIOC_OVERLAY; break;
#ifdef __OLD_VIDIOC_
	case VIDIOC_OVERLAY32_OLD: cmd = VIDIOC_OVERLAY; break;
#endif
	case VIDIOC_STREAMON32: cmd = VIDIOC_STREAMON; break;
	case VIDIOC_STREAMOFF32: cmd = VIDIOC_STREAMOFF; break;
	case VIDIOC_G_INPUT32: cmd = VIDIOC_G_INPUT; break;
	case VIDIOC_S_INPUT32: cmd = VIDIOC_S_INPUT; break;
	case VIDIOC_G_OUTPUT32: cmd = VIDIOC_G_OUTPUT; break;
	case VIDIOC_S_OUTPUT32: cmd = VIDIOC_S_OUTPUT; break;
	}

	switch (cmd) {
#ifdef CONFIG_VIDEO_V4L1_COMPAT
	case VIDIOCSTUNER:
	case VIDIOCGTUNER:
		err = get_video_tuner32(&karg.vt, up);
		compatible_arg = 0;
		break;

	case VIDIOCSFBUF:
		err = get_video_buffer32(&karg.vb, up);
		compatible_arg = 0;
		break;

	case VIDIOCSWIN:
		err = get_video_window32(&karg.vw, up);
		compatible_arg = 0;
		break;

	case VIDIOCGWIN:
	case VIDIOCGFBUF:
	case VIDIOCGFREQ:
		compatible_arg = 0;
		break;

	case VIDIOCSMICROCODE:
		err = get_microcode32(&karg.vc, up);
		compatible_arg = 0;
		break;

	case VIDIOCSFREQ:
		err = get_user(karg.vx, (u32 __user *)up);
		compatible_arg = 0;
		break;

	case VIDIOCCAPTURE:
	case VIDIOCSYNC:
	case VIDIOCSWRITEMODE:
#endif
	case VIDIOC_OVERLAY:
	case VIDIOC_STREAMON:
	case VIDIOC_STREAMOFF:
	case VIDIOC_S_INPUT:
	case VIDIOC_S_OUTPUT:
		err = get_user(karg.vi, (s32 __user *)up);
		compatible_arg = 0;
		break;

	case VIDIOC_G_INPUT:
	case VIDIOC_G_OUTPUT:
		compatible_arg = 0;
		break;

	case VIDIOC_G_FMT:
	case VIDIOC_S_FMT:
	case VIDIOC_TRY_FMT:
		err = get_v4l2_format32(&karg.v2f, up);
		compatible_arg = 0;
		break;

	case VIDIOC_QUERYBUF:
	case VIDIOC_QBUF:
	case VIDIOC_DQBUF:
		err = get_v4l2_buffer32(&karg.v2b, up);
		compatible_arg = 0;
		break;

	case VIDIOC_S_FBUF:
		err = get_v4l2_framebuffer32(&karg.v2fb, up);
		compatible_arg = 0;
		break;

	case VIDIOC_G_FBUF:
		compatible_arg = 0;
		break;

	case VIDIOC_ENUMSTD:
		err = get_v4l2_standard32(&karg.v2s, up);
		compatible_arg = 0;
		break;

	case VIDIOC_ENUMINPUT:
		err = get_v4l2_input32(&karg.v2i, up);
		compatible_arg = 0;
		break;

	case VIDIOC_G_EXT_CTRLS:
	case VIDIOC_S_EXT_CTRLS:
	case VIDIOC_TRY_EXT_CTRLS:
		err = get_v4l2_ext_controls32(&karg.v2ecs, up);
		compatible_arg = 0;
		break;
	}
	if (err)
		return err;

	if (compatible_arg)
		err = native_ioctl(file, cmd, (unsigned long)up);
	else {
		mm_segment_t old_fs = get_fs();

		set_fs(KERNEL_DS);
		err = native_ioctl(file, cmd, (unsigned long)&karg);
		set_fs(old_fs);
	}

	/* Special case: even after an error we need to put the
	   results back for these ioctls since the error_idx will
	   contain information on which control failed. */
	switch (cmd) {
	case VIDIOC_G_EXT_CTRLS:
	case VIDIOC_S_EXT_CTRLS:
	case VIDIOC_TRY_EXT_CTRLS:
		if (put_v4l2_ext_controls32(&karg.v2ecs, up))
			err = -EFAULT;
		break;
	}
	if (err)
		return err;

	switch (cmd) {
#ifdef CONFIG_VIDEO_V4L1_COMPAT
	case VIDIOCGTUNER:
		err = put_video_tuner32(&karg.vt, up);
		break;

	case VIDIOCGWIN:
		err = put_video_window32(&karg.vw, up);
		break;

	case VIDIOCGFBUF:
		err = put_video_buffer32(&karg.vb, up);
		break;

	case VIDIOCGFREQ:
		err = put_user(((u32)karg.vx), (u32 __user *)up);
		break;
#endif
	case VIDIOC_S_INPUT:
	case VIDIOC_S_OUTPUT:
	case VIDIOC_G_INPUT:
	case VIDIOC_G_OUTPUT:
		err = put_user(((s32)karg.vi), (s32 __user *)up);
		break;

	case VIDIOC_G_FBUF:
		err = put_v4l2_framebuffer32(&karg.v2fb, up);
		break;

	case VIDIOC_G_FMT:
	case VIDIOC_S_FMT:
	case VIDIOC_TRY_FMT:
		err = put_v4l2_format32(&karg.v2f, up);
		break;

	case VIDIOC_QUERYBUF:
	case VIDIOC_QBUF:
	case VIDIOC_DQBUF:
		err = put_v4l2_buffer32(&karg.v2b, up);
		break;

	case VIDIOC_ENUMSTD:
		err = put_v4l2_standard32(&karg.v2s, up);
		break;

	case VIDIOC_ENUMINPUT:
		err = put_v4l2_input32(&karg.v2i, up);
		break;
	}
	return err;
}

long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg)
{
	long ret = -ENOIOCTLCMD;

	if (!file->f_op->ioctl && !file->f_op->unlocked_ioctl)
		return ret;

	switch (cmd) {
#ifdef CONFIG_VIDEO_V4L1_COMPAT
	case VIDIOCGCAP:
	case VIDIOCGCHAN:
	case VIDIOCSCHAN:
	case VIDIOCGTUNER32:
	case VIDIOCSTUNER32:
	case VIDIOCGPICT:
	case VIDIOCSPICT:
	case VIDIOCCAPTURE32:
	case VIDIOCGWIN32:
	case VIDIOCSWIN32:
	case VIDIOCGFBUF32:
	case VIDIOCSFBUF32:
	case VIDIOCKEY:
	case VIDIOCGFREQ32:
	case VIDIOCSFREQ32:
	case VIDIOCGAUDIO:
	case VIDIOCSAUDIO:
	case VIDIOCSYNC32:
	case VIDIOCMCAPTURE:
	case VIDIOCGMBUF:
	case VIDIOCGUNIT:
	case VIDIOCGCAPTURE:
	case VIDIOCSCAPTURE:
	case VIDIOCSPLAYMODE:
	case VIDIOCSWRITEMODE32:
	case VIDIOCGPLAYINFO:
	case VIDIOCSMICROCODE32:
	case VIDIOCGVBIFMT:
	case VIDIOCSVBIFMT:
#endif
#ifdef __OLD_VIDIOC_
	case VIDIOC_OVERLAY32_OLD:
	case VIDIOC_S_PARM_OLD:
	case VIDIOC_S_CTRL_OLD:
	case VIDIOC_G_AUDIO_OLD:
	case VIDIOC_G_AUDOUT_OLD:
	case VIDIOC_CROPCAP_OLD:
#endif
	case VIDIOC_QUERYCAP:
	case VIDIOC_RESERVED:
	case VIDIOC_ENUM_FMT:
	case VIDIOC_G_FMT32:
	case VIDIOC_S_FMT32:
	case VIDIOC_REQBUFS:
	case VIDIOC_QUERYBUF32:
	case VIDIOC_G_FBUF32:
	case VIDIOC_S_FBUF32:
	case VIDIOC_OVERLAY32:
	case VIDIOC_QBUF32:
	case VIDIOC_DQBUF32:
	case VIDIOC_STREAMON32:
	case VIDIOC_STREAMOFF32:
	case VIDIOC_G_PARM:
	case VIDIOC_S_PARM:
	case VIDIOC_G_STD:
	case VIDIOC_S_STD:
	case VIDIOC_ENUMSTD32:
	case VIDIOC_ENUMINPUT32:
	case VIDIOC_G_CTRL:
	case VIDIOC_S_CTRL:
	case VIDIOC_G_TUNER:
	case VIDIOC_S_TUNER:
	case VIDIOC_G_AUDIO:
	case VIDIOC_S_AUDIO:
	case VIDIOC_QUERYCTRL:
	case VIDIOC_QUERYMENU:
	case VIDIOC_G_INPUT32:
	case VIDIOC_S_INPUT32:
	case VIDIOC_G_OUTPUT32:
	case VIDIOC_S_OUTPUT32:
	case VIDIOC_ENUMOUTPUT:
	case VIDIOC_G_AUDOUT:
	case VIDIOC_S_AUDOUT:
	case VIDIOC_G_MODULATOR:
	case VIDIOC_S_MODULATOR:
	case VIDIOC_S_FREQUENCY:
	case VIDIOC_G_FREQUENCY:
	case VIDIOC_CROPCAP:
	case VIDIOC_G_CROP:
	case VIDIOC_S_CROP:
	case VIDIOC_G_JPEGCOMP:
	case VIDIOC_S_JPEGCOMP:
	case VIDIOC_QUERYSTD:
	case VIDIOC_TRY_FMT32:
	case VIDIOC_ENUMAUDIO:
	case VIDIOC_ENUMAUDOUT:
	case VIDIOC_G_PRIORITY:
	case VIDIOC_S_PRIORITY:
	case VIDIOC_G_SLICED_VBI_CAP:
	case VIDIOC_LOG_STATUS:
	case VIDIOC_G_EXT_CTRLS32:
	case VIDIOC_S_EXT_CTRLS32:
	case VIDIOC_TRY_EXT_CTRLS32:
	case VIDIOC_ENUM_FRAMESIZES:
	case VIDIOC_ENUM_FRAMEINTERVALS:
	case VIDIOC_G_ENC_INDEX:
	case VIDIOC_ENCODER_CMD:
	case VIDIOC_TRY_ENCODER_CMD:
	case VIDIOC_DBG_S_REGISTER:
	case VIDIOC_DBG_G_REGISTER:
	case VIDIOC_DBG_G_CHIP_IDENT:
	case VIDIOC_S_HW_FREQ_SEEK:
	case VIDIOC_ENUM_DV_PRESETS:
	case VIDIOC_S_DV_PRESET:
	case VIDIOC_G_DV_PRESET:
	case VIDIOC_QUERY_DV_PRESET:
	case VIDIOC_S_DV_TIMINGS:
	case VIDIOC_G_DV_TIMINGS:
		ret = do_video_ioctl(file, cmd, arg);
		break;

#ifdef CONFIG_VIDEO_V4L1_COMPAT
	/* BTTV specific... */
	case _IOW('v',  BASE_VIDIOCPRIVATE+0, char [256]):
	case _IOR('v',  BASE_VIDIOCPRIVATE+1, char [256]):
	case _IOR('v' , BASE_VIDIOCPRIVATE+2, unsigned int):
	case _IOW('v' , BASE_VIDIOCPRIVATE+3, char [16]): /* struct bttv_pll_info */
	case _IOR('v' , BASE_VIDIOCPRIVATE+4, int):
	case _IOR('v' , BASE_VIDIOCPRIVATE+5, int):
	case _IOR('v' , BASE_VIDIOCPRIVATE+6, int):
	case _IOR('v' , BASE_VIDIOCPRIVATE+7, int):
		ret = native_ioctl(file, cmd, (unsigned long)compat_ptr(arg));
		break;
#endif
	default:
		printk(KERN_WARNING "compat_ioctl32: "
			"unknown ioctl '%c', dir=%d, #%d (0x%08x)\n",
			_IOC_TYPE(cmd), _IOC_DIR(cmd), _IOC_NR(cmd), cmd);
		break;
	}
	return ret;
}
EXPORT_SYMBOL_GPL(v4l2_compat_ioctl32);
#endif

MODULE_LICENSE("GPL");