aboutsummaryrefslogtreecommitdiff
path: root/drivers/media/video/gspca/spca500.c
blob: 103984708c771a9555ff4661cc13c0e1b5467fa7 (plain)
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
/*
 * SPCA500 chip based cameras initialization data
 *
 * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */

#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

#define MODULE_NAME "spca500"

#include "gspca.h"
#include "jpeg.h"

MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
MODULE_DESCRIPTION("GSPCA/SPCA500 USB Camera Driver");
MODULE_LICENSE("GPL");

/* specific webcam descriptor */
struct sd {
	struct gspca_dev gspca_dev;		/* !! must be the first item */

	unsigned char brightness;
	unsigned char contrast;
	unsigned char colors;
	u8 quality;
#define QUALITY_MIN 70
#define QUALITY_MAX 95
#define QUALITY_DEF 85

	char subtype;
#define AgfaCl20 0
#define AiptekPocketDV 1
#define BenqDC1016 2
#define CreativePCCam300 3
#define DLinkDSC350 4
#define Gsmartmini 5
#define IntelPocketPCCamera 6
#define KodakEZ200 7
#define LogitechClickSmart310 8
#define LogitechClickSmart510 9
#define LogitechTraveler 10
#define MustekGsmart300 11
#define Optimedia 12
#define PalmPixDC85 13
#define ToptroIndus 14

	u8 jpeg_hdr[JPEG_HDR_SZ];
};

/* V4L2 controls supported by the driver */
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val);

static const struct ctrl sd_ctrls[] = {
	{
	    {
		.id      = V4L2_CID_BRIGHTNESS,
		.type    = V4L2_CTRL_TYPE_INTEGER,
		.name    = "Brightness",
		.minimum = 0,
		.maximum = 255,
		.step    = 1,
#define BRIGHTNESS_DEF 127
		.default_value = BRIGHTNESS_DEF,
	    },
	    .set = sd_setbrightness,
	    .get = sd_getbrightness,
	},
	{
	    {
		.id      = V4L2_CID_CONTRAST,
		.type    = V4L2_CTRL_TYPE_INTEGER,
		.name    = "Contrast",
		.minimum = 0,
		.maximum = 63,
		.step    = 1,
#define CONTRAST_DEF 31
		.default_value = CONTRAST_DEF,
	    },
	    .set = sd_setcontrast,
	    .get = sd_getcontrast,
	},
	{
	    {
		.id      = V4L2_CID_SATURATION,
		.type    = V4L2_CTRL_TYPE_INTEGER,
		.name    = "Color",
		.minimum = 0,
		.maximum = 63,
		.step    = 1,
#define COLOR_DEF 31
		.default_value = COLOR_DEF,
	    },
	    .set = sd_setcolors,
	    .get = sd_getcolors,
	},
};

static const struct v4l2_pix_format vga_mode[] = {
	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
		.bytesperline = 320,
		.sizeimage = 320 * 240 * 3 / 8 + 590,
		.colorspace = V4L2_COLORSPACE_JPEG,
		.priv = 1},
	{640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
		.bytesperline = 640,
		.sizeimage = 640 * 480 * 3 / 8 + 590,
		.colorspace = V4L2_COLORSPACE_JPEG,
		.priv = 0},
};

static const struct v4l2_pix_format sif_mode[] = {
	{176, 144, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
		.bytesperline = 176,
		.sizeimage = 176 * 144 * 3 / 8 + 590,
		.colorspace = V4L2_COLORSPACE_JPEG,
		.priv = 1},
	{352, 288, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
		.bytesperline = 352,
		.sizeimage = 352 * 288 * 3 / 8 + 590,
		.colorspace = V4L2_COLORSPACE_JPEG,
		.priv = 0},
};

/* Frame packet header offsets for the spca500 */
#define SPCA500_OFFSET_PADDINGLB 2
#define SPCA500_OFFSET_PADDINGHB 3
#define SPCA500_OFFSET_MODE      4
#define SPCA500_OFFSET_IMGWIDTH  5
#define SPCA500_OFFSET_IMGHEIGHT 6
#define SPCA500_OFFSET_IMGMODE   7
#define SPCA500_OFFSET_QTBLINDEX 8
#define SPCA500_OFFSET_FRAMSEQ   9
#define SPCA500_OFFSET_CDSPINFO  10
#define SPCA500_OFFSET_GPIO      11
#define SPCA500_OFFSET_AUGPIO    12
#define SPCA500_OFFSET_DATA      16


static const __u16 spca500_visual_defaults[][3] = {
	{0x00, 0x0003, 0x816b},	/* SSI not active sync with vsync,
				 * hue (H byte) = 0,
				 * saturation/hue enable,
				 * brightness/contrast enable.
				 */
	{0x00, 0x0000, 0x8167},	/* brightness = 0 */
	{0x00, 0x0020, 0x8168},	/* contrast = 0 */
	{0x00, 0x0003, 0x816b},	/* SSI not active sync with vsync,
				 * hue (H byte) = 0, saturation/hue enable,
				 * brightness/contrast enable.
				 * was 0x0003, now 0x0000.
				 */
	{0x00, 0x0000, 0x816a},	/* hue (L byte) = 0 */
	{0x00, 0x0020, 0x8169},	/* saturation = 0x20 */
	{0x00, 0x0050, 0x8157},	/* edge gain high threshold */
	{0x00, 0x0030, 0x8158},	/* edge gain low threshold */
	{0x00, 0x0028, 0x8159},	/* edge bandwidth high threshold */
	{0x00, 0x000a, 0x815a},	/* edge bandwidth low threshold */
	{0x00, 0x0001, 0x8202},	/* clock rate compensation = 1/25 sec/frame */
	{0x0c, 0x0004, 0x0000},
	/* set interface */
	{}
};
static const __u16 Clicksmart510_defaults[][3] = {
	{0x00, 0x00, 0x8211},
	{0x00, 0x01, 0x82c0},
	{0x00, 0x10, 0x82cb},
	{0x00, 0x0f, 0x800d},
	{0x00, 0x82, 0x8225},
	{0x00, 0x21, 0x8228},
	{0x00, 0x00, 0x8203},
	{0x00, 0x00, 0x8204},
	{0x00, 0x08, 0x8205},
	{0x00, 0xf8, 0x8206},
	{0x00, 0x28, 0x8207},
	{0x00, 0xa0, 0x8208},
	{0x00, 0x08, 0x824a},
	{0x00, 0x08, 0x8214},
	{0x00, 0x80, 0x82c1},
	{0x00, 0x00, 0x82c2},
	{0x00, 0x00, 0x82ca},
	{0x00, 0x80, 0x82c1},
	{0x00, 0x04, 0x82c2},
	{0x00, 0x00, 0x82ca},
	{0x00, 0xfc, 0x8100},
	{0x00, 0xfc, 0x8105},
	{0x00, 0x30, 0x8101},
	{0x00, 0x00, 0x8102},
	{0x00, 0x00, 0x8103},
	{0x00, 0x66, 0x8107},
	{0x00, 0x00, 0x816b},
	{0x00, 0x00, 0x8155},
	{0x00, 0x01, 0x8156},
	{0x00, 0x60, 0x8157},
	{0x00, 0x40, 0x8158},
	{0x00, 0x0a, 0x8159},
	{0x00, 0x06, 0x815a},
	{0x00, 0x00, 0x813f},
	{0x00, 0x00, 0x8200},
	{0x00, 0x19, 0x8201},
	{0x00, 0x00, 0x82c1},
	{0x00, 0xa0, 0x82c2},
	{0x00, 0x00, 0x82ca},
	{0x00, 0x00, 0x8117},
	{0x00, 0x00, 0x8118},
	{0x00, 0x65, 0x8119},
	{0x00, 0x00, 0x811a},
	{0x00, 0x00, 0x811b},
	{0x00, 0x55, 0x811c},
	{0x00, 0x65, 0x811d},
	{0x00, 0x55, 0x811e},
	{0x00, 0x16, 0x811f},
	{0x00, 0x19, 0x8120},
	{0x00, 0x80, 0x8103},
	{0x00, 0x83, 0x816b},
	{0x00, 0x25, 0x8168},
	{0x00, 0x01, 0x820f},
	{0x00, 0xff, 0x8115},
	{0x00, 0x48, 0x8116},
	{0x00, 0x50, 0x8151},
	{0x00, 0x40, 0x8152},
	{0x00, 0x78, 0x8153},
	{0x00, 0x40, 0x8154},
	{0x00, 0x00, 0x8167},
	{0x00, 0x20, 0x8168},
	{0x00, 0x00, 0x816a},
	{0x00, 0x03, 0x816b},
	{0x00, 0x20, 0x8169},
	{0x00, 0x60, 0x8157},
	{0x00, 0x00, 0x8190},
	{0x00, 0x00, 0x81a1},
	{0x00, 0x00, 0x81b2},
	{0x00, 0x27, 0x8191},
	{0x00, 0x27, 0x81a2},
	{0x00, 0x27, 0x81b3},
	{0x00, 0x4b, 0x8192},
	{0x00, 0x4b, 0x81a3},
	{0x00, 0x4b, 0x81b4},
	{0x00, 0x66, 0x8193},
	{0x00, 0x66, 0x81a4},
	{0x00, 0x66, 0x81b5},
	{0x00, 0x79, 0x8194},
	{0x00, 0x79, 0x81a5},
	{0x00, 0x79, 0x81b6},
	{0x00, 0x8a, 0x8195},
	{0x00, 0x8a, 0x81a6},
	{0x00, 0x8a, 0x81b7},
	{0x00, 0x9b, 0x8196},
	{0x00, 0x9b, 0x81a7},
	{0x00, 0x9b, 0x81b8},
	{0x00, 0xa6, 0x8197},
	{0x00, 0xa6, 0x81a8},
	{0x00, 0xa6, 0x81b9},
	{0x00, 0xb2, 0x8198},
	{0x00, 0xb2, 0x81a9},
	{0x00, 0xb2, 0x81ba},
	{0x00, 0xbe, 0x8199},
	{0x00, 0xbe, 0x81aa},
	{0x00, 0xbe, 0x81bb},
	{0x00, 0xc8, 0x819a},
	{0x00, 0xc8, 0x81ab},
	{0x00, 0xc8, 0x81bc},
	{0x00, 0xd2, 0x819b},
	{0x00, 0xd2, 0x81ac},
	{0x00, 0xd2, 0x81bd},
	{0x00, 0xdb, 0x819c},
	{0x00, 0xdb, 0x81ad},
	{0x00, 0xdb, 0x81be},
	{0x00, 0xe4, 0x819d},
	{0x00, 0xe4, 0x81ae},
	{0x00, 0xe4, 0x81bf},
	{0x00, 0xed, 0x819e},
	{0x00, 0xed, 0x81af},
	{0x00, 0xed, 0x81c0},
	{0x00, 0xf7, 0x819f},
	{0x00, 0xf7, 0x81b0},
	{0x00, 0xf7, 0x81c1},
	{0x00, 0xff, 0x81a0},
	{0x00, 0xff, 0x81b1},
	{0x00, 0xff, 0x81c2},
	{0x00, 0x03, 0x8156},
	{0x00, 0x00, 0x8211},
	{0x00, 0x20, 0x8168},
	{0x00, 0x01, 0x8202},
	{0x00, 0x30, 0x8101},
	{0x00, 0x00, 0x8111},
	{0x00, 0x00, 0x8112},
	{0x00, 0x00, 0x8113},
	{0x00, 0x00, 0x8114},
	{}
};

static const __u8 qtable_creative_pccam[2][64] = {
	{				/* Q-table Y-components */
	 0x05, 0x03, 0x03, 0x05, 0x07, 0x0c, 0x0f, 0x12,
	 0x04, 0x04, 0x04, 0x06, 0x08, 0x11, 0x12, 0x11,
	 0x04, 0x04, 0x05, 0x07, 0x0c, 0x11, 0x15, 0x11,
	 0x04, 0x05, 0x07, 0x09, 0x0f, 0x1a, 0x18, 0x13,
	 0x05, 0x07, 0x0b, 0x11, 0x14, 0x21, 0x1f, 0x17,
	 0x07, 0x0b, 0x11, 0x13, 0x18, 0x1f, 0x22, 0x1c,
	 0x0f, 0x13, 0x17, 0x1a, 0x1f, 0x24, 0x24, 0x1e,
	 0x16, 0x1c, 0x1d, 0x1d, 0x22, 0x1e, 0x1f, 0x1e},
	{				/* Q-table C-components */
	 0x05, 0x05, 0x07, 0x0e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x05, 0x06, 0x08, 0x14, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x07, 0x08, 0x11, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x0e, 0x14, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e}
};

static const __u8 qtable_kodak_ez200[2][64] = {
	{				/* Q-table Y-components */
	 0x02, 0x01, 0x01, 0x02, 0x02, 0x04, 0x05, 0x06,
	 0x01, 0x01, 0x01, 0x02, 0x03, 0x06, 0x06, 0x06,
	 0x01, 0x01, 0x02, 0x02, 0x04, 0x06, 0x07, 0x06,
	 0x01, 0x02, 0x02, 0x03, 0x05, 0x09, 0x08, 0x06,
	 0x02, 0x02, 0x04, 0x06, 0x07, 0x0b, 0x0a, 0x08,
	 0x02, 0x04, 0x06, 0x06, 0x08, 0x0a, 0x0b, 0x09,
	 0x05, 0x06, 0x08, 0x09, 0x0a, 0x0c, 0x0c, 0x0a,
	 0x07, 0x09, 0x0a, 0x0a, 0x0b, 0x0a, 0x0a, 0x0a},
	{				/* Q-table C-components */
	 0x02, 0x02, 0x02, 0x05, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x02, 0x02, 0x03, 0x07, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x02, 0x03, 0x06, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x05, 0x07, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a}
};

static const __u8 qtable_pocketdv[2][64] = {
	{		/* Q-table Y-components start registers 0x8800 */
	 0x06, 0x04, 0x04, 0x06, 0x0a, 0x10, 0x14, 0x18,
	 0x05, 0x05, 0x06, 0x08, 0x0a, 0x17, 0x18, 0x16,
	 0x06, 0x05, 0x06, 0x0a, 0x10, 0x17, 0x1c, 0x16,
	 0x06, 0x07, 0x09, 0x0c, 0x14, 0x23, 0x20, 0x19,
	 0x07, 0x09, 0x0f, 0x16, 0x1b, 0x2c, 0x29, 0x1f,
	 0x0a, 0x0e, 0x16, 0x1a, 0x20, 0x2a, 0x2d, 0x25,
	 0x14, 0x1a, 0x1f, 0x23, 0x29, 0x30, 0x30, 0x28,
	 0x1d, 0x25, 0x26, 0x27, 0x2d, 0x28, 0x29, 0x28,
	 },
	{		/* Q-table C-components start registers 0x8840 */
	 0x07, 0x07, 0x0a, 0x13, 0x28, 0x28, 0x28, 0x28,
	 0x07, 0x08, 0x0a, 0x1a, 0x28, 0x28, 0x28, 0x28,
	 0x0a, 0x0a, 0x16, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x13, 0x1a, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28}
};

/* read 'len' bytes to gspca_dev->usb_buf */
static void reg_r(struct gspca_dev *gspca_dev,
		  __u16 index,
		  __u16 length)
{
	usb_control_msg(gspca_dev->dev,
			usb_rcvctrlpipe(gspca_dev->dev, 0),
			0,
			USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
			0,		/* value */
			index, gspca_dev->usb_buf, length, 500);
}

static int reg_w(struct gspca_dev *gspca_dev,
		     __u16 req, __u16 index, __u16 value)
{
	int ret;

	PDEBUG(D_USBO, "reg write: [0x%02x] = 0x%02x", index, value);
	ret = usb_control_msg(gspca_dev->dev,
			usb_sndctrlpipe(gspca_dev->dev, 0),
			req,
			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
			value, index, NULL, 0, 500);
	if (ret < 0)
		pr_err("reg write: error %d\n", ret);
	return ret;
}

/* returns: negative is error, pos or zero is data */
static int reg_r_12(struct gspca_dev *gspca_dev,
			__u16 req,	/* bRequest */
			__u16 index,	/* wIndex */
			__u16 length)	/* wLength (1 or 2 only) */
{
	int ret;

	gspca_dev->usb_buf[1] = 0;
	ret = usb_control_msg(gspca_dev->dev,
			usb_rcvctrlpipe(gspca_dev->dev, 0),
			req,
			USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
			0,		/* value */
			index,
			gspca_dev->usb_buf, length,
			500);		/* timeout */
	if (ret < 0) {
		pr_err("reg_r_12 err %d\n", ret);
		return ret;
	}
	return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0];
}

/*
 * Simple function to wait for a given 8-bit value to be returned from
 * a reg_read call.
 * Returns: negative is error or timeout, zero is success.
 */
static int reg_r_wait(struct gspca_dev *gspca_dev,
			__u16 reg, __u16 index, __u16 value)
{
	int ret, cnt = 20;

	while (--cnt > 0) {
		ret = reg_r_12(gspca_dev, reg, index, 1);
		if (ret == value)
			return 0;
		msleep(50);
	}
	return -EIO;
}

static int write_vector(struct gspca_dev *gspca_dev,
			const __u16 data[][3])
{
	int ret, i = 0;

	while (data[i][0] != 0 || data[i][1] != 0 || data[i][2] != 0) {
		ret = reg_w(gspca_dev, data[i][0], data[i][2], data[i][1]);
		if (ret < 0)
			return ret;
		i++;
	}
	return 0;
}

static int spca50x_setup_qtable(struct gspca_dev *gspca_dev,
				unsigned int request,
				unsigned int ybase,
				unsigned int cbase,
				const __u8 qtable[2][64])
{
	int i, err;

	/* loop over y components */
	for (i = 0; i < 64; i++) {
		err = reg_w(gspca_dev, request, ybase + i, qtable[0][i]);
		if (err < 0)
			return err;
	}

	/* loop over c components */
	for (i = 0; i < 64; i++) {
		err = reg_w(gspca_dev, request, cbase + i, qtable[1][i]);
		if (err < 0)
			return err;
	}
	return 0;
}

static void spca500_ping310(struct gspca_dev *gspca_dev)
{
	reg_r(gspca_dev, 0x0d04, 2);
	PDEBUG(D_STREAM, "ClickSmart310 ping 0x0d04 0x%02x 0x%02x",
		gspca_dev->usb_buf[0], gspca_dev->usb_buf[1]);
}

static void spca500_clksmart310_init(struct gspca_dev *gspca_dev)
{
	reg_r(gspca_dev, 0x0d05, 2);
	PDEBUG(D_STREAM, "ClickSmart310 init 0x0d05 0x%02x 0x%02x",
		gspca_dev->usb_buf[0], gspca_dev->usb_buf[1]);
	reg_w(gspca_dev, 0x00, 0x8167, 0x5a);
	spca500_ping310(gspca_dev);

	reg_w(gspca_dev, 0x00, 0x8168, 0x22);
	reg_w(gspca_dev, 0x00, 0x816a, 0xc0);
	reg_w(gspca_dev, 0x00, 0x816b, 0x0b);
	reg_w(gspca_dev, 0x00, 0x8169, 0x25);
	reg_w(gspca_dev, 0x00, 0x8157, 0x5b);
	reg_w(gspca_dev, 0x00, 0x8158, 0x5b);
	reg_w(gspca_dev, 0x00, 0x813f, 0x03);
	reg_w(gspca_dev, 0x00, 0x8151, 0x4a);
	reg_w(gspca_dev, 0x00, 0x8153, 0x78);
	reg_w(gspca_dev, 0x00, 0x0d01, 0x04);
						/* 00 for adjust shutter */
	reg_w(gspca_dev, 0x00, 0x0d02, 0x01);
	reg_w(gspca_dev, 0x00, 0x8169, 0x25);
	reg_w(gspca_dev, 0x00, 0x0d01, 0x02);
}

static void spca500_setmode(struct gspca_dev *gspca_dev,
			__u8 xmult, __u8 ymult)
{
	int mode;

	/* set x multiplier */
	reg_w(gspca_dev, 0, 0x8001, xmult);

	/* set y multiplier */
	reg_w(gspca_dev, 0, 0x8002, ymult);

	/* use compressed mode, VGA, with mode specific subsample */
	mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;
	reg_w(gspca_dev, 0, 0x8003, mode << 4);
}

static int spca500_full_reset(struct gspca_dev *gspca_dev)
{
	int err;

	/* send the reset command */
	err = reg_w(gspca_dev, 0xe0, 0x0001, 0x0000);
	if (err < 0)
		return err;

	/* wait for the reset to complete */
	err = reg_r_wait(gspca_dev, 0x06, 0x0000, 0x0000);
	if (err < 0)
		return err;
	err = reg_w(gspca_dev, 0xe0, 0x0000, 0x0000);
	if (err < 0)
		return err;
	err = reg_r_wait(gspca_dev, 0x06, 0, 0);
	if (err < 0) {
		PDEBUG(D_ERR, "reg_r_wait() failed");
		return err;
	}
	/* all ok */
	return 0;
}

/* Synchro the Bridge with sensor */
/* Maybe that will work on all spca500 chip */
/* because i only own a clicksmart310 try for that chip */
/* using spca50x_set_packet_size() cause an Ooops here */
/* usb_set_interface from kernel 2.6.x clear all the urb stuff */
/* up-port the same feature as in 2.4.x kernel */
static int spca500_synch310(struct gspca_dev *gspca_dev)
{
	if (usb_set_interface(gspca_dev->dev, gspca_dev->iface, 0) < 0) {
		PDEBUG(D_ERR, "Set packet size: set interface error");
		goto error;
	}
	spca500_ping310(gspca_dev);

	reg_r(gspca_dev, 0x0d00, 1);

	/* need alt setting here */
	PDEBUG(D_PACK, "ClickSmart310 sync alt: %d", gspca_dev->alt);

	/* Windoze use pipe with altsetting 6 why 7 here */
	if (usb_set_interface(gspca_dev->dev,
				gspca_dev->iface,
				gspca_dev->alt) < 0) {
		PDEBUG(D_ERR, "Set packet size: set interface error");
		goto error;
	}
	return 0;
error:
	return -EBUSY;
}

static void spca500_reinit(struct gspca_dev *gspca_dev)
{
	int err;
	__u8 Data;

	/* some unknown command from Aiptek pocket dv and family300 */

	reg_w(gspca_dev, 0x00, 0x0d01, 0x01);
	reg_w(gspca_dev, 0x00, 0x0d03, 0x00);
	reg_w(gspca_dev, 0x00, 0x0d02, 0x01);

	/* enable drop packet */
	reg_w(gspca_dev, 0x00, 0x850a, 0x0001);

	err = spca50x_setup_qtable(gspca_dev, 0x00, 0x8800, 0x8840,
				 qtable_pocketdv);
	if (err < 0)
		PDEBUG(D_ERR|D_STREAM, "spca50x_setup_qtable failed on init");

	/* set qtable index */
	reg_w(gspca_dev, 0x00, 0x8880, 2);
	/* family cam Quicksmart stuff */
	reg_w(gspca_dev, 0x00, 0x800a, 0x00);
	/* Set agc transfer: synced between frames */
	reg_w(gspca_dev, 0x00, 0x820f, 0x01);
	/* Init SDRAM - needed for SDRAM access */
	reg_w(gspca_dev, 0x00, 0x870a, 0x04);
	/*Start init sequence or stream */
	reg_w(gspca_dev, 0, 0x8003, 0x00);
	/* switch to video camera mode */
	reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
	msleep(2000);
	if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0) {
		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
	}
}

/* this function is called at probe time */
static int sd_config(struct gspca_dev *gspca_dev,
			const struct usb_device_id *id)
{
	struct sd *sd = (struct sd *) gspca_dev;
	struct cam *cam;

	cam = &gspca_dev->cam;
	sd->subtype = id->driver_info;
	if (sd->subtype != LogitechClickSmart310) {
		cam->cam_mode = vga_mode;
		cam->nmodes = ARRAY_SIZE(vga_mode);
	} else {
		cam->cam_mode = sif_mode;
		cam->nmodes = ARRAY_SIZE(sif_mode);
	}
	sd->brightness = BRIGHTNESS_DEF;
	sd->contrast = CONTRAST_DEF;
	sd->colors = COLOR_DEF;
	sd->quality = QUALITY_DEF;
	return 0;
}

/* this function is called at probe and resume time */
static int sd_init(struct gspca_dev *gspca_dev)
{
	struct sd *sd = (struct sd *) gspca_dev;

	/* initialisation of spca500 based cameras is deferred */
	PDEBUG(D_STREAM, "SPCA500 init");
	if (sd->subtype == LogitechClickSmart310)
		spca500_clksmart310_init(gspca_dev);
/*	else
		spca500_initialise(gspca_dev); */
	PDEBUG(D_STREAM, "SPCA500 init done");
	return 0;
}

static int sd_start(struct gspca_dev *gspca_dev)
{
	struct sd *sd = (struct sd *) gspca_dev;
	int err;
	__u8 Data;
	__u8 xmult, ymult;

	/* create the JPEG header */
	jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
			0x22);		/* JPEG 411 */
	jpeg_set_qual(sd->jpeg_hdr, sd->quality);

	if (sd->subtype == LogitechClickSmart310) {
		xmult = 0x16;
		ymult = 0x12;
	} else {
		xmult = 0x28;
		ymult = 0x1e;
	}

	/* is there a sensor here ? */
	reg_r(gspca_dev, 0x8a04, 1);
	PDEBUG(D_STREAM, "Spca500 Sensor Address 0x%02x",
		gspca_dev->usb_buf[0]);
	PDEBUG(D_STREAM, "Spca500 curr_mode: %d Xmult: 0x%02x, Ymult: 0x%02x",
		gspca_dev->curr_mode, xmult, ymult);

	/* setup qtable */
	switch (sd->subtype) {
	case LogitechClickSmart310:
		 spca500_setmode(gspca_dev, xmult, ymult);

		/* enable drop packet */
		reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
		reg_w(gspca_dev, 0x00, 0x8880, 3);
		err = spca50x_setup_qtable(gspca_dev,
					   0x00, 0x8800, 0x8840,
					   qtable_creative_pccam);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");
		/* Init SDRAM - needed for SDRAM access */
		reg_w(gspca_dev, 0x00, 0x870a, 0x04);

		/* switch to video camera mode */
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
		msleep(500);
		if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0)
			PDEBUG(D_ERR, "reg_r_wait() failed");

		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);

		spca500_synch310(gspca_dev);

		write_vector(gspca_dev, spca500_visual_defaults);
		spca500_setmode(gspca_dev, xmult, ymult);
		/* enable drop packet */
		err = reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
		if (err < 0)
			PDEBUG(D_ERR, "failed to enable drop packet");
		reg_w(gspca_dev, 0x00, 0x8880, 3);
		err = spca50x_setup_qtable(gspca_dev,
					   0x00, 0x8800, 0x8840,
					   qtable_creative_pccam);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");

		/* Init SDRAM - needed for SDRAM access */
		reg_w(gspca_dev, 0x00, 0x870a, 0x04);

		/* switch to video camera mode */
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);

		if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0)
			PDEBUG(D_ERR, "reg_r_wait() failed");

		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
		break;
	case CreativePCCam300:		/* Creative PC-CAM 300 640x480 CCD */
	case IntelPocketPCCamera:	/* FIXME: Temporary fix for
					 *	Intel Pocket PC Camera
					 *	- NWG (Sat 29th March 2003) */

		/* do a full reset */
		err = spca500_full_reset(gspca_dev);
		if (err < 0)
			PDEBUG(D_ERR, "spca500_full_reset failed");

		/* enable drop packet */
		err = reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
		if (err < 0)
			PDEBUG(D_ERR, "failed to enable drop packet");
		reg_w(gspca_dev, 0x00, 0x8880, 3);
		err = spca50x_setup_qtable(gspca_dev,
					   0x00, 0x8800, 0x8840,
					   qtable_creative_pccam);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");

		spca500_setmode(gspca_dev, xmult, ymult);
		reg_w(gspca_dev, 0x20, 0x0001, 0x0004);

		/* switch to video camera mode */
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);

		if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0)
			PDEBUG(D_ERR, "reg_r_wait() failed");

		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);

/*		write_vector(gspca_dev, spca500_visual_defaults); */
		break;
	case KodakEZ200:		/* Kodak EZ200 */

		/* do a full reset */
		err = spca500_full_reset(gspca_dev);
		if (err < 0)
			PDEBUG(D_ERR, "spca500_full_reset failed");
		/* enable drop packet */
		reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
		reg_w(gspca_dev, 0x00, 0x8880, 0);
		err = spca50x_setup_qtable(gspca_dev,
					   0x00, 0x8800, 0x8840,
					   qtable_kodak_ez200);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");
		spca500_setmode(gspca_dev, xmult, ymult);

		reg_w(gspca_dev, 0x20, 0x0001, 0x0004);

		/* switch to video camera mode */
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);

		if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0)
			PDEBUG(D_ERR, "reg_r_wait() failed");

		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);

/*		write_vector(gspca_dev, spca500_visual_defaults); */
		break;

	case BenqDC1016:
	case DLinkDSC350:		/* FamilyCam 300 */
	case AiptekPocketDV:		/* Aiptek PocketDV */
	case Gsmartmini:		/*Mustek Gsmart Mini */
	case MustekGsmart300:		/* Mustek Gsmart 300 */
	case PalmPixDC85:
	case Optimedia:
	case ToptroIndus:
	case AgfaCl20:
		spca500_reinit(gspca_dev);
		reg_w(gspca_dev, 0x00, 0x0d01, 0x01);
		/* enable drop packet */
		reg_w(gspca_dev, 0x00, 0x850a, 0x0001);

		err = spca50x_setup_qtable(gspca_dev,
				   0x00, 0x8800, 0x8840, qtable_pocketdv);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");
		reg_w(gspca_dev, 0x00, 0x8880, 2);

		/* familycam Quicksmart pocketDV stuff */
		reg_w(gspca_dev, 0x00, 0x800a, 0x00);
		/* Set agc transfer: synced between frames */
		reg_w(gspca_dev, 0x00, 0x820f, 0x01);
		/* Init SDRAM - needed for SDRAM access */
		reg_w(gspca_dev, 0x00, 0x870a, 0x04);

		spca500_setmode(gspca_dev, xmult, ymult);
		/* switch to video camera mode */
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);

		reg_r_wait(gspca_dev, 0, 0x8000, 0x44);

		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
		break;
	case LogitechTraveler:
	case LogitechClickSmart510:
		reg_w(gspca_dev, 0x02, 0x00, 0x00);
		/* enable drop packet */
		reg_w(gspca_dev, 0x00, 0x850a, 0x0001);

		err = spca50x_setup_qtable(gspca_dev,
					0x00, 0x8800,
					0x8840, qtable_creative_pccam);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");
		reg_w(gspca_dev, 0x00, 0x8880, 3);
		reg_w(gspca_dev, 0x00, 0x800a, 0x00);
		/* Init SDRAM - needed for SDRAM access */
		reg_w(gspca_dev, 0x00, 0x870a, 0x04);

		spca500_setmode(gspca_dev, xmult, ymult);

		/* switch to video camera mode */
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
		reg_r_wait(gspca_dev, 0, 0x8000, 0x44);

		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
		write_vector(gspca_dev, Clicksmart510_defaults);
		break;
	}
	return 0;
}

static void sd_stopN(struct gspca_dev *gspca_dev)
{
	reg_w(gspca_dev, 0, 0x8003, 0x00);

	/* switch to video camera mode */
	reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
	reg_r(gspca_dev, 0x8000, 1);
	PDEBUG(D_STREAM, "stop SPCA500 done reg8000: 0x%2x",
		gspca_dev->usb_buf[0]);
}

static void sd_pkt_scan(struct gspca_dev *gspca_dev,
			u8 *data,			/* isoc packet */
			int len)			/* iso packet length */
{
	struct sd *sd = (struct sd *) gspca_dev;
	int i;
	static __u8 ffd9[] = {0xff, 0xd9};

/* frames are jpeg 4.1.1 without 0xff escape */
	if (data[0] == 0xff) {
		if (data[1] != 0x01) {	/* drop packet */
/*			gspca_dev->last_packet_type = DISCARD_PACKET; */
			return;
		}
		gspca_frame_add(gspca_dev, LAST_PACKET,
					ffd9, 2);

		/* put the JPEG header in the new frame */
		gspca_frame_add(gspca_dev, FIRST_PACKET,
			sd->jpeg_hdr, JPEG_HDR_SZ);

		data += SPCA500_OFFSET_DATA;
		len -= SPCA500_OFFSET_DATA;
	} else {
		data += 1;
		len -= 1;
	}

	/* add 0x00 after 0xff */
	i = 0;
	do {
		if (data[i] == 0xff) {
			gspca_frame_add(gspca_dev, INTER_PACKET,
					data, i + 1);
			len -= i;
			data += i;
			*data = 0x00;
			i = 0;
		}
		i++;
	} while (i < len);
	gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
}

static void setbrightness(struct gspca_dev *gspca_dev)
{
	struct sd *sd = (struct sd *) gspca_dev;

	reg_w(gspca_dev, 0x00, 0x8167,
			(__u8) (sd->brightness - 128));
}

static void setcontrast(struct gspca_dev *gspca_dev)
{
	struct sd *sd = (struct sd *) gspca_dev;

	reg_w(gspca_dev, 0x00, 0x8168, sd->contrast);
}

static void setcolors(struct gspca_dev *gspca_dev)
{
	struct sd *sd = (struct sd *) gspca_dev;

	reg_w(gspca_dev, 0x00, 0x8169, sd->colors);
}

static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	sd->brightness = val;
	if (gspca_dev->streaming)
		setbrightness(gspca_dev);
	return 0;
}

static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	*val = sd->brightness;
	return 0;
}

static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	sd->contrast = val;
	if (gspca_dev->streaming)
		setcontrast(gspca_dev);
	return 0;
}

static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	*val = sd->contrast;
	return 0;
}

static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	sd->colors = val;
	if (gspca_dev->streaming)
		setcolors(gspca_dev);
	return 0;
}

static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	*val = sd->colors;
	return 0;
}

static int sd_set_jcomp(struct gspca_dev *gspca_dev,
			struct v4l2_jpegcompression *jcomp)
{
	struct sd *sd = (struct sd *) gspca_dev;

	if (jcomp->quality < QUALITY_MIN)
		sd->quality = QUALITY_MIN;
	else if (jcomp->quality > QUALITY_MAX)
		sd->quality = QUALITY_MAX;
	else
		sd->quality = jcomp->quality;
	if (gspca_dev->streaming)
		jpeg_set_qual(sd->jpeg_hdr, sd->quality);
	return 0;
}

static int sd_get_jcomp(struct gspca_dev *gspca_dev,
			struct v4l2_jpegcompression *jcomp)
{
	struct sd *sd = (struct sd *) gspca_dev;

	memset(jcomp, 0, sizeof *jcomp);
	jcomp->quality = sd->quality;
	jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
			| V4L2_JPEG_MARKER_DQT;
	return 0;
}

/* sub-driver description */
static const struct sd_desc sd_desc = {
	.name = MODULE_NAME,
	.ctrls = sd_ctrls,
	.nctrls = ARRAY_SIZE(sd_ctrls),
	.config = sd_config,
	.init = sd_init,
	.start = sd_start,
	.stopN = sd_stopN,
	.pkt_scan = sd_pkt_scan,
	.get_jcomp = sd_get_jcomp,
	.set_jcomp = sd_set_jcomp,
};

/* -- module initialisation -- */
static const struct usb_device_id device_table[] = {
	{USB_DEVICE(0x040a, 0x0300), .driver_info = KodakEZ200},
	{USB_DEVICE(0x041e, 0x400a), .driver_info = CreativePCCam300},
	{USB_DEVICE(0x046d, 0x0890), .driver_info = LogitechTraveler},
	{USB_DEVICE(0x046d, 0x0900), .driver_info = LogitechClickSmart310},
	{USB_DEVICE(0x046d, 0x0901), .driver_info = LogitechClickSmart510},
	{USB_DEVICE(0x04a5, 0x300c), .driver_info = BenqDC1016},
	{USB_DEVICE(0x04fc, 0x7333), .driver_info = PalmPixDC85},
	{USB_DEVICE(0x055f, 0xc200), .driver_info = MustekGsmart300},
	{USB_DEVICE(0x055f, 0xc220), .driver_info = Gsmartmini},
	{USB_DEVICE(0x06bd, 0x0404), .driver_info = AgfaCl20},
	{USB_DEVICE(0x06be, 0x0800), .driver_info = Optimedia},
	{USB_DEVICE(0x084d, 0x0003), .driver_info = DLinkDSC350},
	{USB_DEVICE(0x08ca, 0x0103), .driver_info = AiptekPocketDV},
	{USB_DEVICE(0x2899, 0x012c), .driver_info = ToptroIndus},
	{USB_DEVICE(0x8086, 0x0630), .driver_info = IntelPocketPCCamera},
	{}
};
MODULE_DEVICE_TABLE(usb, device_table);

/* -- device connect -- */
static int sd_probe(struct usb_interface *intf,
			const struct usb_device_id *id)
{
	return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
				THIS_MODULE);
}

static struct usb_driver sd_driver = {
	.name = MODULE_NAME,
	.id_table = device_table,
	.probe = sd_probe,
	.disconnect = gspca_disconnect,
#ifdef CONFIG_PM
	.suspend = gspca_suspend,
	.resume = gspca_resume,
#endif
};

module_usb_driver(sd_driver);