drivers/media/usb/gspca/ov534_9.c

   1 /*
   2  * ov534-ov9xxx gspca driver
   3  *
   4  * Copyright (C) 2009-2011 Jean-Francois Moine http://moinejf.free.fr
   5  * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
   6  * Copyright (C) 2008 Jim Paris <jim@jtan.com>
   7  *
   8  * Based on a prototype written by Mark Ferrell <majortrips@gmail.com>
   9  * USB protocol reverse engineered by Jim Paris <jim@jtan.com>
  10  * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  20  * GNU General Public License for more details.
  21  */
  22
  23 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  24
  25 #define MODULE_NAME "ov534_9"
  26
  27 #include "gspca.h"
  28
  29 #define OV534_REG_ADDRESS       0xf1    /* sensor address */
  30 #define OV534_REG_SUBADDR       0xf2
  31 #define OV534_REG_WRITE         0xf3
  32 #define OV534_REG_READ          0xf4
  33 #define OV534_REG_OPERATION     0xf5
  34 #define OV534_REG_STATUS        0xf6
  35
  36 #define OV534_OP_WRITE_3        0x37
  37 #define OV534_OP_WRITE_2        0x33
  38 #define OV534_OP_READ_2         0xf9
  39
  40 #define CTRL_TIMEOUT 500
  41
  42 MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>");
  43 MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver");
  44 MODULE_LICENSE("GPL");
  45
  46 /* specific webcam descriptor */
  47 struct sd {
  48         struct gspca_dev gspca_dev;     /* !! must be the first item */
  49         __u32 last_pts;
  50         u8 last_fid;
  51
  52         u8 sensor;
  53 };
  54 enum sensors {
  55         SENSOR_OV965x,          /* ov9657 */
  56         SENSOR_OV971x,          /* ov9712 */
  57         SENSOR_OV562x,          /* ov5621 */
  58         SENSOR_OV361x,          /* ov3610 */
  59         NSENSORS
  60 };
  61
  62 static const struct v4l2_pix_format ov965x_mode[] = {
  63 #define QVGA_MODE 0
  64         {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  65                 .bytesperline = 320,
  66                 .sizeimage = 320 * 240 * 3 / 8 + 590,
  67                 .colorspace = V4L2_COLORSPACE_JPEG},
  68 #define VGA_MODE 1
  69         {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  70                 .bytesperline = 640,
  71                 .sizeimage = 640 * 480 * 3 / 8 + 590,
  72                 .colorspace = V4L2_COLORSPACE_JPEG},
  73 #define SVGA_MODE 2
  74         {800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  75                 .bytesperline = 800,
  76                 .sizeimage = 800 * 600 * 3 / 8 + 590,
  77                 .colorspace = V4L2_COLORSPACE_JPEG},
  78 #define XGA_MODE 3
  79         {1024, 768, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  80                 .bytesperline = 1024,
  81                 .sizeimage = 1024 * 768 * 3 / 8 + 590,
  82                 .colorspace = V4L2_COLORSPACE_JPEG},
  83 #define SXGA_MODE 4
  84         {1280, 1024, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  85                 .bytesperline = 1280,
  86                 .sizeimage = 1280 * 1024 * 3 / 8 + 590,
  87                 .colorspace = V4L2_COLORSPACE_JPEG},
  88 };
  89
  90 static const struct v4l2_pix_format ov971x_mode[] = {
  91         {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
  92                 .bytesperline = 640,
  93                 .sizeimage = 640 * 480,
  94                 .colorspace = V4L2_COLORSPACE_SRGB
  95         }
  96 };
  97
  98 static const struct v4l2_pix_format ov562x_mode[] = {
  99         {2592, 1680, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 100                 .bytesperline = 2592,
 101                 .sizeimage = 2592 * 1680,
 102                 .colorspace = V4L2_COLORSPACE_SRGB
 103         }
 104 };
 105
 106 enum ov361x {
 107         ov361x_2048 = 0,
 108         ov361x_1600,
 109         ov361x_1024,
 110         ov361x_640,
 111         ov361x_320,
 112         ov361x_160,
 113         ov361x_last
 114 };
 115
 116 static const struct v4l2_pix_format ov361x_mode[] = {
 117         {0x800, 0x600, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 118                 .bytesperline = 0x800,
 119                 .sizeimage = 0x800 * 0x600,
 120                 .colorspace = V4L2_COLORSPACE_SRGB},
 121         {1600, 1200, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 122                 .bytesperline = 1600,
 123                 .sizeimage = 1600 * 1200,
 124                 .colorspace = V4L2_COLORSPACE_SRGB},
 125         {1024, 768, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 126                 .bytesperline = 768,
 127                 .sizeimage = 1024 * 768,
 128                 .colorspace = V4L2_COLORSPACE_SRGB},
 129         {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 130                 .bytesperline = 640,
 131                 .sizeimage = 640 * 480,
 132                 .colorspace = V4L2_COLORSPACE_SRGB},
 133         {320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 134                 .bytesperline = 320,
 135                 .sizeimage = 320 * 240,
 136                 .colorspace = V4L2_COLORSPACE_SRGB},
 137         {160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 138                 .bytesperline = 160,
 139                 .sizeimage = 160 * 120,
 140                 .colorspace = V4L2_COLORSPACE_SRGB}
 141 };
 142
 143 static const u8 ov361x_start_2048[][2] = {
 144         {0x12, 0x80},
 145         {0x13, 0xcf},
 146         {0x14, 0x40},
 147         {0x15, 0x00},
 148         {0x01, 0x80},
 149         {0x02, 0x80},
 150         {0x04, 0x70},
 151         {0x0d, 0x40},
 152         {0x0f, 0x47},
 153         {0x11, 0x81},
 154         {0x32, 0x36},
 155         {0x33, 0x0c},
 156         {0x34, 0x00},
 157         {0x35, 0x90},
 158         {0x12, 0x00},
 159         {0x17, 0x10},
 160         {0x18, 0x90},
 161         {0x19, 0x00},
 162         {0x1a, 0xc0},
 163 };
 164 static const u8 ov361x_bridge_start_2048[][2] = {
 165         {0xf1, 0x60},
 166         {0x88, 0x00},
 167         {0x89, 0x08},
 168         {0x8a, 0x00},
 169         {0x8b, 0x06},
 170         {0x8c, 0x01},
 171         {0x8d, 0x10},
 172         {0x1c, 0x00},
 173         {0x1d, 0x48},
 174         {0x1d, 0x00},
 175         {0x1d, 0xff},
 176         {0x1c, 0x0a},
 177         {0x1d, 0x2e},
 178         {0x1d, 0x1e},
 179 };
 180
 181 static const u8 ov361x_start_1600[][2] = {
 182         {0x12, 0x80},
 183         {0x13, 0xcf},
 184         {0x14, 0x40},
 185         {0x15, 0x00},
 186         {0x01, 0x80},
 187         {0x02, 0x80},
 188         {0x04, 0x70},
 189         {0x0d, 0x40},
 190         {0x0f, 0x47},
 191         {0x11, 0x81},
 192         {0x32, 0x36},
 193         {0x33, 0x0C},
 194         {0x34, 0x00},
 195         {0x35, 0x90},
 196         {0x12, 0x00},
 197         {0x17, 0x10},
 198         {0x18, 0x90},
 199         {0x19, 0x00},
 200         {0x1a, 0xc0},
 201 };
 202 static const u8 ov361x_bridge_start_1600[][2] = {
 203         {0xf1, 0x60},  /* Hsize[7:0] */
 204         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 205         {0x89, 0x08},  /* Vsize[7:0] */
 206         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 207         {0x8b, 0x06},  /* for Iso */
 208         {0x8c, 0x01},  /* RAW input */
 209         {0x8d, 0x10},
 210         {0x1c, 0x00},  /* RAW output, Iso transfer */
 211         {0x1d, 0x48},
 212         {0x1d, 0x00},
 213         {0x1d, 0xff},
 214         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 215         {0x1d, 0x2e},  /* for Iso */
 216         {0x1d, 0x1e},
 217 };
 218
 219 static const u8 ov361x_start_1024[][2] = {
 220         {0x12, 0x80},
 221         {0x13, 0xcf},
 222         {0x14, 0x40},
 223         {0x15, 0x00},
 224         {0x01, 0x80},
 225         {0x02, 0x80},
 226         {0x04, 0x70},
 227         {0x0d, 0x40},
 228         {0x0f, 0x47},
 229         {0x11, 0x81},
 230         {0x32, 0x36},
 231         {0x33, 0x0C},
 232         {0x34, 0x00},
 233         {0x35, 0x90},
 234         {0x12, 0x40},
 235         {0x17, 0x1f},
 236         {0x18, 0x5f},
 237         {0x19, 0x00},
 238         {0x1a, 0x68},
 239 };
 240 static const u8 ov361x_bridge_start_1024[][2] = {
 241         {0xf1, 0x60},  /* Hsize[7:0] */
 242         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 243         {0x89, 0x04},  /* Vsize[7:0] */
 244         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 245         {0x8b, 0x03},  /* for Iso */
 246         {0x8c, 0x01},  /* RAW input  */
 247         {0x8d, 0x10},
 248         {0x1c, 0x00},  /* RAW output, Iso transfer */
 249         {0x1d, 0x48},
 250         {0x1d, 0x00},
 251         {0x1d, 0xff},
 252         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 253         {0x1d, 0x2e},  /* for Iso */
 254         {0x1d, 0x1e},
 255 };
 256
 257 static const u8 ov361x_start_640[][2] = {
 258         {0x12, 0x80},
 259         {0x13, 0xcf},
 260         {0x14, 0x40},
 261         {0x15, 0x00},
 262         {0x01, 0x80},
 263         {0x02, 0x80},
 264         {0x04, 0x70},
 265         {0x0d, 0x40},
 266         {0x0f, 0x47},
 267         {0x11, 0x81},
 268         {0x32, 0x36},
 269         {0x33, 0x0C},
 270         {0x34, 0x00},
 271         {0x35, 0x90},
 272         {0x12, 0x40},
 273         {0x17, 0x1f},
 274         {0x18, 0x5f},
 275         {0x19, 0x00},
 276         {0x1a, 0x68},
 277 };
 278
 279 static const u8 ov361x_bridge_start_640[][2] = {
 280         {0xf1, 0x60},  /* Hsize[7:0]*/
 281         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 282         {0x89, 0x04},  /* Vsize[7:0] */
 283         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 284         {0x8b, 0x03},  /* for Iso */
 285         {0x8c, 0x01},  /* RAW input */
 286         {0x8d, 0x10},
 287         {0x1c, 0x00},  /* RAW output, Iso transfer */
 288         {0x1d, 0x48},
 289         {0x1d, 0x00},
 290         {0x1d, 0xff},
 291         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 292         {0x1d, 0x2e},  /* for Iso */
 293         {0x1d, 0x1e},
 294 };
 295
 296 static const u8 ov361x_start_320[][2] = {
 297         {0x12, 0x80},
 298         {0x13, 0xcf},
 299         {0x14, 0x40},
 300         {0x15, 0x00},
 301         {0x01, 0x80},
 302         {0x02, 0x80},
 303         {0x04, 0x70},
 304         {0x0d, 0x40},
 305         {0x0f, 0x47},
 306         {0x11, 0x81},
 307         {0x32, 0x36},
 308         {0x33, 0x0C},
 309         {0x34, 0x00},
 310         {0x35, 0x90},
 311         {0x12, 0x40},
 312         {0x17, 0x1f},
 313         {0x18, 0x5f},
 314         {0x19, 0x00},
 315         {0x1a, 0x68},
 316 };
 317
 318 static const u8 ov361x_bridge_start_320[][2] = {
 319         {0xf1, 0x60},  /* Hsize[7:0] */
 320         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 321         {0x89, 0x04},  /* Vsize[7:0] */
 322         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 323         {0x8b, 0x03},  /* for Iso */
 324         {0x8c, 0x01},  /* RAW input */
 325         {0x8d, 0x10},
 326         {0x1c, 0x00},  /* RAW output, Iso transfer; */
 327         {0x1d, 0x48},
 328         {0x1d, 0x00},
 329         {0x1d, 0xff},
 330         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 331         {0x1d, 0x2e},  /* for Iso */
 332         {0x1d, 0x1e},
 333 };
 334
 335 static const u8 ov361x_start_160[][2] = {
 336         {0x12, 0x80},
 337         {0x13, 0xcf},
 338         {0x14, 0x40},
 339         {0x15, 0x00},
 340         {0x01, 0x80},
 341         {0x02, 0x80},
 342         {0x04, 0x70},
 343         {0x0d, 0x40},
 344         {0x0f, 0x47},
 345         {0x11, 0x81},
 346         {0x32, 0x36},
 347         {0x33, 0x0C},
 348         {0x34, 0x00},
 349         {0x35, 0x90},
 350         {0x12, 0x40},
 351         {0x17, 0x1f},
 352         {0x18, 0x5f},
 353         {0x19, 0x00},
 354         {0x1a, 0x68},
 355 };
 356
 357 static const u8 ov361x_bridge_start_160[][2] = {
 358         {0xf1, 0x60},  /* Hsize[7:0] */
 359         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 360         {0x89, 0x04},  /* Vsize[7:0] */
 361         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 362         {0x8b, 0x03},  /* for Iso */
 363         {0x8c, 0x01},  /* RAW input */
 364         {0x8d, 0x10},
 365         {0x1c, 0x00},  /* RAW output, Iso transfer */
 366         {0x1d, 0x48},
 367         {0x1d, 0x00},
 368         {0x1d, 0xff},
 369         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 370         {0x1d, 0x2e},  /* for Iso */
 371         {0x1d, 0x1e},
 372 };
 373
 374 static const u8 bridge_init[][2] = {
 375         {0x88, 0xf8},
 376         {0x89, 0xff},
 377         {0x76, 0x03},
 378         {0x92, 0x03},
 379         {0x95, 0x10},
 380         {0xe2, 0x00},
 381         {0xe7, 0x3e},
 382         {0x8d, 0x1c},
 383         {0x8e, 0x00},
 384         {0x8f, 0x00},
 385         {0x1f, 0x00},
 386         {0xc3, 0xf9},
 387         {0x89, 0xff},
 388         {0x88, 0xf8},
 389         {0x76, 0x03},
 390         {0x92, 0x01},
 391         {0x93, 0x18},
 392         {0x1c, 0x0a},
 393         {0x1d, 0x48},
 394         {0xc0, 0x50},
 395         {0xc1, 0x3c},
 396         {0x34, 0x05},
 397         {0xc2, 0x0c},
 398         {0xc3, 0xf9},
 399         {0x34, 0x05},
 400         {0xe7, 0x2e},
 401         {0x31, 0xf9},
 402         {0x35, 0x02},
 403         {0xd9, 0x10},
 404         {0x25, 0x42},
 405         {0x94, 0x11},
 406 };
 407
 408 static const u8 ov965x_init[][2] = {
 409         {0x12, 0x80},   /* com7 - SSCB reset */
 410         {0x00, 0x00},   /* gain */
 411         {0x01, 0x80},   /* blue */
 412         {0x02, 0x80},   /* red */
 413         {0x03, 0x1b},   /* vref */
 414         {0x04, 0x03},   /* com1 - exposure low bits */
 415         {0x0b, 0x57},   /* ver */
 416         {0x0e, 0x61},   /* com5 */
 417         {0x0f, 0x42},   /* com6 */
 418         {0x11, 0x00},   /* clkrc */
 419         {0x12, 0x02},   /* com7 - 15fps VGA YUYV */
 420         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 421         {0x14, 0x28},   /* com9 */
 422         {0x16, 0x24},   /* reg16 */
 423         {0x17, 0x1d},   /* hstart*/
 424         {0x18, 0xbd},   /* hstop */
 425         {0x19, 0x01},   /* vstrt */
 426         {0x1a, 0x81},   /* vstop*/
 427         {0x1e, 0x04},   /* mvfp */
 428         {0x24, 0x3c},   /* aew */
 429         {0x25, 0x36},   /* aeb */
 430         {0x26, 0x71},   /* vpt */
 431         {0x27, 0x08},   /* bbias */
 432         {0x28, 0x08},   /* gbbias */
 433         {0x29, 0x15},   /* gr com */
 434         {0x2a, 0x00},   /* exhch */
 435         {0x2b, 0x00},   /* exhcl */
 436         {0x2c, 0x08},   /* rbias */
 437         {0x32, 0xff},   /* href */
 438         {0x33, 0x00},   /* chlf */
 439         {0x34, 0x3f},   /* aref1 */
 440         {0x35, 0x00},   /* aref2 */
 441         {0x36, 0xf8},   /* aref3 */
 442         {0x38, 0x72},   /* adc2 */
 443         {0x39, 0x57},   /* aref4 */
 444         {0x3a, 0x80},   /* tslb - yuyv */
 445         {0x3b, 0xc4},   /* com11 - night mode 1/4 frame rate */
 446         {0x3d, 0x99},   /* com13 */
 447         {0x3f, 0xc1},   /* edge */
 448         {0x40, 0xc0},   /* com15 */
 449         {0x41, 0x40},   /* com16 */
 450         {0x42, 0xc0},   /* com17 */
 451         {0x43, 0x0a},   /* rsvd */
 452         {0x44, 0xf0},
 453         {0x45, 0x46},
 454         {0x46, 0x62},
 455         {0x47, 0x2a},
 456         {0x48, 0x3c},
 457         {0x4a, 0xfc},
 458         {0x4b, 0xfc},
 459         {0x4c, 0x7f},
 460         {0x4d, 0x7f},
 461         {0x4e, 0x7f},
 462         {0x4f, 0x98},   /* matrix */
 463         {0x50, 0x98},
 464         {0x51, 0x00},
 465         {0x52, 0x28},
 466         {0x53, 0x70},
 467         {0x54, 0x98},
 468         {0x58, 0x1a},   /* matrix coef sign */
 469         {0x59, 0x85},   /* AWB control */
 470         {0x5a, 0xa9},
 471         {0x5b, 0x64},
 472         {0x5c, 0x84},
 473         {0x5d, 0x53},
 474         {0x5e, 0x0e},
 475         {0x5f, 0xf0},   /* AWB blue limit */
 476         {0x60, 0xf0},   /* AWB red limit */
 477         {0x61, 0xf0},   /* AWB green limit */
 478         {0x62, 0x00},   /* lcc1 */
 479         {0x63, 0x00},   /* lcc2 */
 480         {0x64, 0x02},   /* lcc3 */
 481         {0x65, 0x16},   /* lcc4 */
 482         {0x66, 0x01},   /* lcc5 */
 483         {0x69, 0x02},   /* hv */
 484         {0x6b, 0x5a},   /* dbvl */
 485         {0x6c, 0x04},
 486         {0x6d, 0x55},
 487         {0x6e, 0x00},
 488         {0x6f, 0x9d},
 489         {0x70, 0x21},   /* dnsth */
 490         {0x71, 0x78},
 491         {0x72, 0x00},   /* poidx */
 492         {0x73, 0x01},   /* pckdv */
 493         {0x74, 0x3a},   /* xindx */
 494         {0x75, 0x35},   /* yindx */
 495         {0x76, 0x01},
 496         {0x77, 0x02},
 497         {0x7a, 0x12},   /* gamma curve */
 498         {0x7b, 0x08},
 499         {0x7c, 0x16},
 500         {0x7d, 0x30},
 501         {0x7e, 0x5e},
 502         {0x7f, 0x72},
 503         {0x80, 0x82},
 504         {0x81, 0x8e},
 505         {0x82, 0x9a},
 506         {0x83, 0xa4},
 507         {0x84, 0xac},
 508         {0x85, 0xb8},
 509         {0x86, 0xc3},
 510         {0x87, 0xd6},
 511         {0x88, 0xe6},
 512         {0x89, 0xf2},
 513         {0x8a, 0x03},
 514         {0x8c, 0x89},   /* com19 */
 515         {0x14, 0x28},   /* com9 */
 516         {0x90, 0x7d},
 517         {0x91, 0x7b},
 518         {0x9d, 0x03},   /* lcc6 */
 519         {0x9e, 0x04},   /* lcc7 */
 520         {0x9f, 0x7a},
 521         {0xa0, 0x79},
 522         {0xa1, 0x40},   /* aechm */
 523         {0xa4, 0x50},   /* com21 */
 524         {0xa5, 0x68},   /* com26 */
 525         {0xa6, 0x4a},   /* AWB green */
 526         {0xa8, 0xc1},   /* refa8 */
 527         {0xa9, 0xef},   /* refa9 */
 528         {0xaa, 0x92},
 529         {0xab, 0x04},
 530         {0xac, 0x80},   /* black level control */
 531         {0xad, 0x80},
 532         {0xae, 0x80},
 533         {0xaf, 0x80},
 534         {0xb2, 0xf2},
 535         {0xb3, 0x20},
 536         {0xb4, 0x20},   /* ctrlb4 */
 537         {0xb5, 0x00},
 538         {0xb6, 0xaf},
 539         {0xbb, 0xae},
 540         {0xbc, 0x7f},   /* ADC channel offsets */
 541         {0xdb, 0x7f},
 542         {0xbe, 0x7f},
 543         {0xbf, 0x7f},
 544         {0xc0, 0xe2},
 545         {0xc1, 0xc0},
 546         {0xc2, 0x01},
 547         {0xc3, 0x4e},
 548         {0xc6, 0x85},
 549         {0xc7, 0x80},   /* com24 */
 550         {0xc9, 0xe0},
 551         {0xca, 0xe8},
 552         {0xcb, 0xf0},
 553         {0xcc, 0xd8},
 554         {0xcd, 0xf1},
 555         {0x4f, 0x98},   /* matrix */
 556         {0x50, 0x98},
 557         {0x51, 0x00},
 558         {0x52, 0x28},
 559         {0x53, 0x70},
 560         {0x54, 0x98},
 561         {0x58, 0x1a},
 562         {0xff, 0x41},   /* read 41, write ff 00 */
 563         {0x41, 0x40},   /* com16 */
 564
 565         {0xc5, 0x03},   /* 60 Hz banding filter */
 566         {0x6a, 0x02},   /* 50 Hz banding filter */
 567
 568         {0x12, 0x62},   /* com7 - 30fps VGA YUV */
 569         {0x36, 0xfa},   /* aref3 */
 570         {0x69, 0x0a},   /* hv */
 571         {0x8c, 0x89},   /* com22 */
 572         {0x14, 0x28},   /* com9 */
 573         {0x3e, 0x0c},
 574         {0x41, 0x40},   /* com16 */
 575         {0x72, 0x00},
 576         {0x73, 0x00},
 577         {0x74, 0x3a},
 578         {0x75, 0x35},
 579         {0x76, 0x01},
 580         {0xc7, 0x80},
 581         {0x03, 0x12},   /* vref */
 582         {0x17, 0x16},   /* hstart */
 583         {0x18, 0x02},   /* hstop */
 584         {0x19, 0x01},   /* vstrt */
 585         {0x1a, 0x3d},   /* vstop */
 586         {0x32, 0xff},   /* href */
 587         {0xc0, 0xaa},
 588 };
 589
 590 static const u8 bridge_init_2[][2] = {
 591         {0x94, 0xaa},
 592         {0xf1, 0x60},
 593         {0xe5, 0x04},
 594         {0xc0, 0x50},
 595         {0xc1, 0x3c},
 596         {0x8c, 0x00},
 597         {0x8d, 0x1c},
 598         {0x34, 0x05},
 599
 600         {0xc2, 0x0c},
 601         {0xc3, 0xf9},
 602         {0xda, 0x01},
 603         {0x50, 0x00},
 604         {0x51, 0xa0},
 605         {0x52, 0x3c},
 606         {0x53, 0x00},
 607         {0x54, 0x00},
 608         {0x55, 0x00},
 609         {0x57, 0x00},
 610         {0x5c, 0x00},
 611         {0x5a, 0xa0},
 612         {0x5b, 0x78},
 613         {0x35, 0x02},
 614         {0xd9, 0x10},
 615         {0x94, 0x11},
 616 };
 617
 618 static const u8 ov965x_init_2[][2] = {
 619         {0x3b, 0xc4},
 620         {0x1e, 0x04},   /* mvfp */
 621         {0x13, 0xe0},   /* com8 */
 622         {0x00, 0x00},   /* gain */
 623         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 624         {0x11, 0x03},   /* clkrc */
 625         {0x6b, 0x5a},   /* dblv */
 626         {0x6a, 0x05},
 627         {0xc5, 0x07},
 628         {0xa2, 0x4b},
 629         {0xa3, 0x3e},
 630         {0x2d, 0x00},
 631         {0xff, 0x42},   /* read 42, write ff 00 */
 632         {0x42, 0xc0},   /* com17 */
 633         {0x2d, 0x00},
 634         {0xff, 0x42},   /* read 42, write ff 00 */
 635         {0x42, 0xc1},   /* com17 */
 636 /* sharpness */
 637         {0x3f, 0x01},
 638         {0xff, 0x42},   /* read 42, write ff 00 */
 639         {0x42, 0xc1},   /* com17 */
 640 /* saturation */
 641         {0x4f, 0x98},   /* matrix */
 642         {0x50, 0x98},
 643         {0x51, 0x00},
 644         {0x52, 0x28},
 645         {0x53, 0x70},
 646         {0x54, 0x98},
 647         {0x58, 0x1a},
 648         {0xff, 0x41},   /* read 41, write ff 00 */
 649         {0x41, 0x40},   /* com16 */
 650 /* contrast */
 651         {0x56, 0x40},
 652 /* brightness */
 653         {0x55, 0x8f},
 654 /* expo */
 655         {0x10, 0x25},   /* aech - exposure high bits */
 656         {0xff, 0x13},   /* read 13, write ff 00 */
 657         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 658 };
 659
 660 static const u8 ov971x_init[][2] = {
 661         {0x12, 0x80},
 662         {0x09, 0x10},
 663         {0x1e, 0x07},
 664         {0x5f, 0x18},
 665         {0x69, 0x04},
 666         {0x65, 0x2a},
 667         {0x68, 0x0a},
 668         {0x39, 0x28},
 669         {0x4d, 0x90},
 670         {0xc1, 0x80},
 671         {0x0c, 0x30},
 672         {0x6d, 0x02},
 673         {0x96, 0xf1},
 674         {0xbc, 0x68},
 675         {0x12, 0x00},
 676         {0x3b, 0x00},
 677         {0x97, 0x80},
 678         {0x17, 0x25},
 679         {0x18, 0xa2},
 680         {0x19, 0x01},
 681         {0x1a, 0xca},
 682         {0x03, 0x0a},
 683         {0x32, 0x07},
 684         {0x98, 0x40},   /*{0x98, 0x00},*/
 685         {0x99, 0xA0},   /*{0x99, 0x00},*/
 686         {0x9a, 0x01},   /*{0x9a, 0x00},*/
 687         {0x57, 0x00},
 688         {0x58, 0x78},   /*{0x58, 0xc8},*/
 689         {0x59, 0x50},   /*{0x59, 0xa0},*/
 690         {0x4c, 0x13},
 691         {0x4b, 0x36},
 692         {0x3d, 0x3c},
 693         {0x3e, 0x03},
 694         {0xbd, 0x50},   /*{0xbd, 0xa0},*/
 695         {0xbe, 0x78},   /*{0xbe, 0xc8},*/
 696         {0x4e, 0x55},
 697         {0x4f, 0x55},
 698         {0x50, 0x55},
 699         {0x51, 0x55},
 700         {0x24, 0x55},
 701         {0x25, 0x40},
 702         {0x26, 0xa1},
 703         {0x5c, 0x59},
 704         {0x5d, 0x00},
 705         {0x11, 0x00},
 706         {0x2a, 0x98},
 707         {0x2b, 0x06},
 708         {0x2d, 0x00},
 709         {0x2e, 0x00},
 710         {0x13, 0xa5},
 711         {0x14, 0x40},
 712         {0x4a, 0x00},
 713         {0x49, 0xce},
 714         {0x22, 0x03},
 715         {0x09, 0x00}
 716 };
 717
 718 static const u8 ov965x_start_1_vga[][2] = {     /* same for qvga */
 719         {0x12, 0x62},   /* com7 - 30fps VGA YUV */
 720         {0x36, 0xfa},   /* aref3 */
 721         {0x69, 0x0a},   /* hv */
 722         {0x8c, 0x89},   /* com22 */
 723         {0x14, 0x28},   /* com9 */
 724         {0x3e, 0x0c},   /* com14 */
 725         {0x41, 0x40},   /* com16 */
 726         {0x72, 0x00},
 727         {0x73, 0x00},
 728         {0x74, 0x3a},
 729         {0x75, 0x35},
 730         {0x76, 0x01},
 731         {0xc7, 0x80},   /* com24 */
 732         {0x03, 0x12},   /* vref */
 733         {0x17, 0x16},   /* hstart */
 734         {0x18, 0x02},   /* hstop */
 735         {0x19, 0x01},   /* vstrt */
 736         {0x1a, 0x3d},   /* vstop */
 737         {0x32, 0xff},   /* href */
 738         {0xc0, 0xaa},
 739 };
 740
 741 static const u8 ov965x_start_1_svga[][2] = {
 742         {0x12, 0x02},   /* com7 - YUYV - VGA 15 full resolution */
 743         {0x36, 0xf8},   /* aref3 */
 744         {0x69, 0x02},   /* hv */
 745         {0x8c, 0x0d},   /* com22 */
 746         {0x3e, 0x0c},   /* com14 */
 747         {0x41, 0x40},   /* com16 */
 748         {0x72, 0x00},
 749         {0x73, 0x01},
 750         {0x74, 0x3a},
 751         {0x75, 0x35},
 752         {0x76, 0x01},
 753         {0xc7, 0x80},   /* com24 */
 754         {0x03, 0x1b},   /* vref */
 755         {0x17, 0x1d},   /* hstart */
 756         {0x18, 0xbd},   /* hstop */
 757         {0x19, 0x01},   /* vstrt */
 758         {0x1a, 0x81},   /* vstop */
 759         {0x32, 0xff},   /* href */
 760         {0xc0, 0xe2},
 761 };
 762
 763 static const u8 ov965x_start_1_xga[][2] = {
 764         {0x12, 0x02},   /* com7 */
 765         {0x36, 0xf8},   /* aref3 */
 766         {0x69, 0x02},   /* hv */
 767         {0x8c, 0x89},   /* com22 */
 768         {0x14, 0x28},   /* com9 */
 769         {0x3e, 0x0c},   /* com14 */
 770         {0x41, 0x40},   /* com16 */
 771         {0x72, 0x00},
 772         {0x73, 0x01},
 773         {0x74, 0x3a},
 774         {0x75, 0x35},
 775         {0x76, 0x01},
 776         {0xc7, 0x80},   /* com24 */
 777         {0x03, 0x1b},   /* vref */
 778         {0x17, 0x1d},   /* hstart */
 779         {0x18, 0xbd},   /* hstop */
 780         {0x19, 0x01},   /* vstrt */
 781         {0x1a, 0x81},   /* vstop */
 782         {0x32, 0xff},   /* href */
 783         {0xc0, 0xe2},
 784 };
 785
 786 static const u8 ov965x_start_1_sxga[][2] = {
 787         {0x12, 0x02},   /* com7 */
 788         {0x36, 0xf8},   /* aref3 */
 789         {0x69, 0x02},   /* hv */
 790         {0x8c, 0x89},   /* com22 */
 791         {0x14, 0x28},   /* com9 */
 792         {0x3e, 0x0c},   /* com14 */
 793         {0x41, 0x40},   /* com16 */
 794         {0x72, 0x00},
 795         {0x73, 0x01},
 796         {0x74, 0x3a},
 797         {0x75, 0x35},
 798         {0x76, 0x01},
 799         {0xc7, 0x80},   /* com24 */
 800         {0x03, 0x1b},   /* vref */
 801         {0x17, 0x1d},   /* hstart */
 802         {0x18, 0x02},   /* hstop */
 803         {0x19, 0x01},   /* vstrt */
 804         {0x1a, 0x81},   /* vstop */
 805         {0x32, 0xff},   /* href */
 806         {0xc0, 0xe2},
 807 };
 808
 809 static const u8 bridge_start_qvga[][2] = {
 810         {0x94, 0xaa},
 811         {0xf1, 0x60},
 812         {0xe5, 0x04},
 813         {0xc0, 0x50},
 814         {0xc1, 0x3c},
 815         {0x8c, 0x00},
 816         {0x8d, 0x1c},
 817         {0x34, 0x05},
 818
 819         {0xc2, 0x4c},
 820         {0xc3, 0xf9},
 821         {0xda, 0x00},
 822         {0x50, 0x00},
 823         {0x51, 0xa0},
 824         {0x52, 0x78},
 825         {0x53, 0x00},
 826         {0x54, 0x00},
 827         {0x55, 0x00},
 828         {0x57, 0x00},
 829         {0x5c, 0x00},
 830         {0x5a, 0x50},
 831         {0x5b, 0x3c},
 832         {0x35, 0x02},
 833         {0xd9, 0x10},
 834         {0x94, 0x11},
 835 };
 836
 837 static const u8 bridge_start_vga[][2] = {
 838         {0x94, 0xaa},
 839         {0xf1, 0x60},
 840         {0xe5, 0x04},
 841         {0xc0, 0x50},
 842         {0xc1, 0x3c},
 843         {0x8c, 0x00},
 844         {0x8d, 0x1c},
 845         {0x34, 0x05},
 846         {0xc2, 0x0c},
 847         {0xc3, 0xf9},
 848         {0xda, 0x01},
 849         {0x50, 0x00},
 850         {0x51, 0xa0},
 851         {0x52, 0x3c},
 852         {0x53, 0x00},
 853         {0x54, 0x00},
 854         {0x55, 0x00},
 855         {0x57, 0x00},
 856         {0x5c, 0x00},
 857         {0x5a, 0xa0},
 858         {0x5b, 0x78},
 859         {0x35, 0x02},
 860         {0xd9, 0x10},
 861         {0x94, 0x11},
 862 };
 863
 864 static const u8 bridge_start_svga[][2] = {
 865         {0x94, 0xaa},
 866         {0xf1, 0x60},
 867         {0xe5, 0x04},
 868         {0xc0, 0xa0},
 869         {0xc1, 0x80},
 870         {0x8c, 0x00},
 871         {0x8d, 0x1c},
 872         {0x34, 0x05},
 873         {0xc2, 0x4c},
 874         {0xc3, 0xf9},
 875         {0x50, 0x00},
 876         {0x51, 0x40},
 877         {0x52, 0x00},
 878         {0x53, 0x00},
 879         {0x54, 0x00},
 880         {0x55, 0x88},
 881         {0x57, 0x00},
 882         {0x5c, 0x00},
 883         {0x5a, 0xc8},
 884         {0x5b, 0x96},
 885         {0x35, 0x02},
 886         {0xd9, 0x10},
 887         {0xda, 0x00},
 888         {0x94, 0x11},
 889 };
 890
 891 static const u8 bridge_start_xga[][2] = {
 892         {0x94, 0xaa},
 893         {0xf1, 0x60},
 894         {0xe5, 0x04},
 895         {0xc0, 0xa0},
 896         {0xc1, 0x80},
 897         {0x8c, 0x00},
 898         {0x8d, 0x1c},
 899         {0x34, 0x05},
 900         {0xc2, 0x4c},
 901         {0xc3, 0xf9},
 902         {0x50, 0x00},
 903         {0x51, 0x40},
 904         {0x52, 0x00},
 905         {0x53, 0x00},
 906         {0x54, 0x00},
 907         {0x55, 0x88},
 908         {0x57, 0x00},
 909         {0x5c, 0x01},
 910         {0x5a, 0x00},
 911         {0x5b, 0xc0},
 912         {0x35, 0x02},
 913         {0xd9, 0x10},
 914         {0xda, 0x01},
 915         {0x94, 0x11},
 916 };
 917
 918 static const u8 bridge_start_sxga[][2] = {
 919         {0x94, 0xaa},
 920         {0xf1, 0x60},
 921         {0xe5, 0x04},
 922         {0xc0, 0xa0},
 923         {0xc1, 0x80},
 924         {0x8c, 0x00},
 925         {0x8d, 0x1c},
 926         {0x34, 0x05},
 927         {0xc2, 0x0c},
 928         {0xc3, 0xf9},
 929         {0xda, 0x00},
 930         {0x35, 0x02},
 931         {0xd9, 0x10},
 932         {0x94, 0x11},
 933 };
 934
 935 static const u8 ov965x_start_2_qvga[][2] = {
 936         {0x3b, 0xe4},   /* com11 - night mode 1/4 frame rate */
 937         {0x1e, 0x04},   /* mvfp */
 938         {0x13, 0xe0},   /* com8 */
 939         {0x00, 0x00},
 940         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 941         {0x11, 0x01},   /* clkrc */
 942         {0x6b, 0x5a},   /* dblv */
 943         {0x6a, 0x02},   /* 50 Hz banding filter */
 944         {0xc5, 0x03},   /* 60 Hz banding filter */
 945         {0xa2, 0x96},   /* bd50 */
 946         {0xa3, 0x7d},   /* bd60 */
 947
 948         {0xff, 0x13},   /* read 13, write ff 00 */
 949         {0x13, 0xe7},
 950         {0x3a, 0x80},   /* tslb - yuyv */
 951 };
 952
 953 static const u8 ov965x_start_2_vga[][2] = {
 954         {0x3b, 0xc4},   /* com11 - night mode 1/4 frame rate */
 955         {0x1e, 0x04},   /* mvfp */
 956         {0x13, 0xe0},   /* com8 */
 957         {0x00, 0x00},
 958         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 959         {0x11, 0x03},   /* clkrc */
 960         {0x6b, 0x5a},   /* dblv */
 961         {0x6a, 0x05},   /* 50 Hz banding filter */
 962         {0xc5, 0x07},   /* 60 Hz banding filter */
 963         {0xa2, 0x4b},   /* bd50 */
 964         {0xa3, 0x3e},   /* bd60 */
 965
 966         {0x2d, 0x00},   /* advfl */
 967 };
 968
 969 static const u8 ov965x_start_2_svga[][2] = {    /* same for xga */
 970         {0x3b, 0xc4},   /* com11 - night mode 1/4 frame rate */
 971         {0x1e, 0x04},   /* mvfp */
 972         {0x13, 0xe0},   /* com8 */
 973         {0x00, 0x00},
 974         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 975         {0x11, 0x01},   /* clkrc */
 976         {0x6b, 0x5a},   /* dblv */
 977         {0x6a, 0x0c},   /* 50 Hz banding filter */
 978         {0xc5, 0x0f},   /* 60 Hz banding filter */
 979         {0xa2, 0x4e},   /* bd50 */
 980         {0xa3, 0x41},   /* bd60 */
 981 };
 982
 983 static const u8 ov965x_start_2_sxga[][2] = {
 984         {0x13, 0xe0},   /* com8 */
 985         {0x00, 0x00},
 986         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 987         {0x3b, 0xc4},   /* com11 - night mode 1/4 frame rate */
 988         {0x1e, 0x04},   /* mvfp */
 989         {0x11, 0x01},   /* clkrc */
 990         {0x6b, 0x5a},   /* dblv */
 991         {0x6a, 0x0c},   /* 50 Hz banding filter */
 992         {0xc5, 0x0f},   /* 60 Hz banding filter */
 993         {0xa2, 0x4e},   /* bd50 */
 994         {0xa3, 0x41},   /* bd60 */
 995 };
 996
 997 static const u8 ov562x_init[][2] = {
 998         {0x88, 0x20},
 999         {0x89, 0x0a},
1000         {0x8a, 0x90},
1001         {0x8b, 0x06},
1002         {0x8c, 0x01},
1003         {0x8d, 0x10},
1004         {0x1c, 0x00},
1005         {0x1d, 0x48},
1006         {0x1d, 0x00},
1007         {0x1d, 0xff},
1008         {0x1c, 0x0a},
1009         {0x1d, 0x2e},
1010         {0x1d, 0x1e},
1011 };
1012
1013 static const u8 ov562x_init_2[][2] = {
1014         {0x12, 0x80},
1015         {0x11, 0x41},
1016         {0x13, 0x00},
1017         {0x10, 0x1e},
1018         {0x3b, 0x07},
1019         {0x5b, 0x40},
1020         {0x39, 0x07},
1021         {0x53, 0x02},
1022         {0x54, 0x60},
1023         {0x04, 0x20},
1024         {0x27, 0x04},
1025         {0x3d, 0x40},
1026         {0x36, 0x00},
1027         {0xc5, 0x04},
1028         {0x4e, 0x00},
1029         {0x4f, 0x93},
1030         {0x50, 0x7b},
1031         {0xca, 0x0c},
1032         {0xcb, 0x0f},
1033         {0x39, 0x07},
1034         {0x4a, 0x10},
1035         {0x3e, 0x0a},
1036         {0x3d, 0x00},
1037         {0x0c, 0x38},
1038         {0x38, 0x90},
1039         {0x46, 0x30},
1040         {0x4f, 0x93},
1041         {0x50, 0x7b},
1042         {0xab, 0x00},
1043         {0xca, 0x0c},
1044         {0xcb, 0x0f},
1045         {0x37, 0x02},
1046         {0x44, 0x48},
1047         {0x8d, 0x44},
1048         {0x2a, 0x00},
1049         {0x2b, 0x00},
1050         {0x32, 0x00},
1051         {0x38, 0x90},
1052         {0x53, 0x02},
1053         {0x54, 0x60},
1054         {0x12, 0x00},
1055         {0x17, 0x12},
1056         {0x18, 0xb4},
1057         {0x19, 0x0c},
1058         {0x1a, 0xf4},
1059         {0x03, 0x4a},
1060         {0x89, 0x20},
1061         {0x83, 0x80},
1062         {0xb7, 0x9d},
1063         {0xb6, 0x11},
1064         {0xb5, 0x55},
1065         {0xb4, 0x00},
1066         {0xa9, 0xf0},
1067         {0xa8, 0x0a},
1068         {0xb8, 0xf0},
1069         {0xb9, 0xf0},
1070         {0xba, 0xf0},
1071         {0x81, 0x07},
1072         {0x63, 0x44},
1073         {0x13, 0xc7},
1074         {0x14, 0x60},
1075         {0x33, 0x75},
1076         {0x2c, 0x00},
1077         {0x09, 0x00},
1078         {0x35, 0x30},
1079         {0x27, 0x04},
1080         {0x3c, 0x07},
1081         {0x3a, 0x0a},
1082         {0x3b, 0x07},
1083         {0x01, 0x40},
1084         {0x02, 0x40},
1085         {0x16, 0x40},
1086         {0x52, 0xb0},
1087         {0x51, 0x83},
1088         {0x21, 0xbb},
1089         {0x22, 0x10},
1090         {0x23, 0x03},
1091         {0x35, 0x38},
1092         {0x20, 0x90},
1093         {0x28, 0x30},
1094         {0x73, 0xe1},
1095         {0x6c, 0x00},
1096         {0x6d, 0x80},
1097         {0x6e, 0x00},
1098         {0x70, 0x04},
1099         {0x71, 0x00},
1100         {0x8d, 0x04},
1101         {0x64, 0x00},
1102         {0x65, 0x00},
1103         {0x66, 0x00},
1104         {0x67, 0x00},
1105         {0x68, 0x00},
1106         {0x69, 0x00},
1107         {0x6a, 0x00},
1108         {0x6b, 0x00},
1109         {0x71, 0x94},
1110         {0x74, 0x20},
1111         {0x80, 0x09},
1112         {0x85, 0xc0},
1113 };
1114
1115 static void reg_w_i(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1116 {
1117         struct usb_device *udev = gspca_dev->dev;
1118         int ret;
1119
1120         if (gspca_dev->usb_err < 0)
1121                 return;
1122         gspca_dev->usb_buf[0] = val;
1123         ret = usb_control_msg(udev,
1124                               usb_sndctrlpipe(udev, 0),
1125                               0x01,
1126                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1127                               0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1128         if (ret < 0) {
1129                 pr_err("reg_w failed %d\n", ret);
1130                 gspca_dev->usb_err = ret;
1131         }
1132 }
1133
1134 static void reg_w(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1135 {
1136         PDEBUG(D_USBO, "reg_w [%04x] = %02x", reg, val);
1137         reg_w_i(gspca_dev, reg, val);
1138 }
1139
1140 static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg)
1141 {
1142         struct usb_device *udev = gspca_dev->dev;
1143         int ret;
1144
1145         if (gspca_dev->usb_err < 0)
1146                 return 0;
1147         ret = usb_control_msg(udev,
1148                               usb_rcvctrlpipe(udev, 0),
1149                               0x01,
1150                               USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1151                               0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1152         PDEBUG(D_USBI, "reg_r [%04x] -> %02x", reg, gspca_dev->usb_buf[0]);
1153         if (ret < 0) {
1154                 pr_err("reg_r err %d\n", ret);
1155                 gspca_dev->usb_err = ret;
1156                 return 0;
1157         }
1158         return gspca_dev->usb_buf[0];
1159 }
1160
1161 static int sccb_check_status(struct gspca_dev *gspca_dev)
1162 {
1163         u8 data;
1164         int i;
1165
1166         for (i = 0; i < 5; i++) {
1167                 msleep(20);
1168                 data = reg_r(gspca_dev, OV534_REG_STATUS);
1169
1170                 switch (data) {
1171                 case 0x00:
1172                         return 1;
1173                 case 0x04:
1174                         return 0;
1175                 case 0x03:
1176                         break;
1177                 default:
1178                         PDEBUG(D_USBI|D_USBO,
1179                                 "sccb status 0x%02x, attempt %d/5",
1180                                 data, i + 1);
1181                 }
1182         }
1183         return 0;
1184 }
1185
1186 static void sccb_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
1187 {
1188         PDEBUG(D_USBO, "sccb_write [%02x] = %02x", reg, val);
1189         reg_w_i(gspca_dev, OV534_REG_SUBADDR, reg);
1190         reg_w_i(gspca_dev, OV534_REG_WRITE, val);
1191         reg_w_i(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
1192
1193         if (!sccb_check_status(gspca_dev))
1194                 pr_err("sccb_write failed\n");
1195 }
1196
1197 static u8 sccb_read(struct gspca_dev *gspca_dev, u16 reg)
1198 {
1199         reg_w(gspca_dev, OV534_REG_SUBADDR, reg);
1200         reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
1201         if (!sccb_check_status(gspca_dev))
1202                 pr_err("sccb_read failed 1\n");
1203
1204         reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
1205         if (!sccb_check_status(gspca_dev))
1206                 pr_err("sccb_read failed 2\n");
1207
1208         return reg_r(gspca_dev, OV534_REG_READ);
1209 }
1210
1211 /* output a bridge sequence (reg - val) */
1212 static void reg_w_array(struct gspca_dev *gspca_dev,
1213                         const u8 (*data)[2], int len)
1214 {
1215         while (--len >= 0) {
1216                 reg_w(gspca_dev, (*data)[0], (*data)[1]);
1217                 data++;
1218         }
1219 }
1220
1221 /* output a sensor sequence (reg - val) */
1222 static void sccb_w_array(struct gspca_dev *gspca_dev,
1223                         const u8 (*data)[2], int len)
1224 {
1225         while (--len >= 0) {
1226                 if ((*data)[0] != 0xff) {
1227                         sccb_write(gspca_dev, (*data)[0], (*data)[1]);
1228                 } else {
1229                         sccb_read(gspca_dev, (*data)[1]);
1230                         sccb_write(gspca_dev, 0xff, 0x00);
1231                 }
1232                 data++;
1233         }
1234 }
1235
1236 /* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
1237  * (direction and output)? */
1238 static void set_led(struct gspca_dev *gspca_dev, int status)
1239 {
1240         u8 data;
1241
1242         PDEBUG(D_CONF, "led status: %d", status);
1243
1244         data = reg_r(gspca_dev, 0x21);
1245         data |= 0x80;
1246         reg_w(gspca_dev, 0x21, data);
1247
1248         data = reg_r(gspca_dev, 0x23);
1249         if (status)
1250                 data |= 0x80;
1251         else
1252                 data &= ~0x80;
1253
1254         reg_w(gspca_dev, 0x23, data);
1255
1256         if (!status) {
1257                 data = reg_r(gspca_dev, 0x21);
1258                 data &= ~0x80;
1259                 reg_w(gspca_dev, 0x21, data);
1260         }
1261 }
1262
1263 static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness)
1264 {
1265         struct sd *sd = (struct sd *) gspca_dev;
1266         u8 val;
1267         s8 sval;
1268
1269         if (sd->sensor == SENSOR_OV562x) {
1270                 sval = brightness;
1271                 val = 0x76;
1272                 val += sval;
1273                 sccb_write(gspca_dev, 0x24, val);
1274                 val = 0x6a;
1275                 val += sval;
1276                 sccb_write(gspca_dev, 0x25, val);
1277                 if (sval < -40)
1278                         val = 0x71;
1279                 else if (sval < 20)
1280                         val = 0x94;
1281                 else
1282                         val = 0xe6;
1283                 sccb_write(gspca_dev, 0x26, val);
1284         } else {
1285                 val = brightness;
1286                 if (val < 8)
1287                         val = 15 - val;         /* f .. 8 */
1288                 else
1289                         val = val - 8;          /* 0 .. 7 */
1290                 sccb_write(gspca_dev, 0x55,     /* brtn - brightness adjustment */
1291                                 0x0f | (val << 4));
1292         }
1293 }
1294
1295 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
1296 {
1297         sccb_write(gspca_dev, 0x56,     /* cnst1 - contrast 1 ctrl coeff */
1298                         val << 4);
1299 }
1300
1301 static void setautogain(struct gspca_dev *gspca_dev, s32 autogain)
1302 {
1303         u8 val;
1304
1305 /*fixme: should adjust agc/awb/aec by different controls */
1306         val = sccb_read(gspca_dev, 0x13);               /* com8 */
1307         sccb_write(gspca_dev, 0xff, 0x00);
1308         if (autogain)
1309                 val |= 0x05;            /* agc & aec */
1310         else
1311                 val &= 0xfa;
1312         sccb_write(gspca_dev, 0x13, val);
1313 }
1314
1315 static void setexposure(struct gspca_dev *gspca_dev, s32 exposure)
1316 {
1317         static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e};
1318         u8 val;
1319
1320         sccb_write(gspca_dev, 0x10, expo[exposure]);    /* aec[9:2] */
1321
1322         val = sccb_read(gspca_dev, 0x13);               /* com8 */
1323         sccb_write(gspca_dev, 0xff, 0x00);
1324         sccb_write(gspca_dev, 0x13, val);
1325
1326         val = sccb_read(gspca_dev, 0xa1);               /* aech */
1327         sccb_write(gspca_dev, 0xff, 0x00);
1328         sccb_write(gspca_dev, 0xa1, val & 0xe0);        /* aec[15:10] = 0 */
1329 }
1330
1331 static void setsharpness(struct gspca_dev *gspca_dev, s32 val)
1332 {
1333         if (val < 0) {                          /* auto */
1334                 val = sccb_read(gspca_dev, 0x42);       /* com17 */
1335                 sccb_write(gspca_dev, 0xff, 0x00);
1336                 sccb_write(gspca_dev, 0x42, val | 0x40);
1337                                 /* Edge enhancement strength auto adjust */
1338                 return;
1339         }
1340         if (val != 0)
1341                 val = 1 << (val - 1);
1342         sccb_write(gspca_dev, 0x3f,     /* edge - edge enhance. factor */
1343                         val);
1344         val = sccb_read(gspca_dev, 0x42);               /* com17 */
1345         sccb_write(gspca_dev, 0xff, 0x00);
1346         sccb_write(gspca_dev, 0x42, val & 0xbf);
1347 }
1348
1349 static void setsatur(struct gspca_dev *gspca_dev, s32 val)
1350 {
1351         u8 val1, val2, val3;
1352         static const u8 matrix[5][2] = {
1353                 {0x14, 0x38},
1354                 {0x1e, 0x54},
1355                 {0x28, 0x70},
1356                 {0x32, 0x8c},
1357                 {0x48, 0x90}
1358         };
1359
1360         val1 = matrix[val][0];
1361         val2 = matrix[val][1];
1362         val3 = val1 + val2;
1363         sccb_write(gspca_dev, 0x4f, val3);      /* matrix coeff */
1364         sccb_write(gspca_dev, 0x50, val3);
1365         sccb_write(gspca_dev, 0x51, 0x00);
1366         sccb_write(gspca_dev, 0x52, val1);
1367         sccb_write(gspca_dev, 0x53, val2);
1368         sccb_write(gspca_dev, 0x54, val3);
1369         sccb_write(gspca_dev, 0x58, 0x1a);      /* mtxs - coeff signs */
1370
1371         val1 = sccb_read(gspca_dev, 0x41);      /* com16 */
1372         sccb_write(gspca_dev, 0xff, 0x00);
1373         sccb_write(gspca_dev, 0x41, val1);
1374 }
1375
1376 static void setlightfreq(struct gspca_dev *gspca_dev, s32 freq)
1377 {
1378         u8 val;
1379
1380         val = sccb_read(gspca_dev, 0x13);               /* com8 */
1381         sccb_write(gspca_dev, 0xff, 0x00);
1382         if (freq == 0) {
1383                 sccb_write(gspca_dev, 0x13, val & 0xdf);
1384                 return;
1385         }
1386         sccb_write(gspca_dev, 0x13, val | 0x20);
1387
1388         val = sccb_read(gspca_dev, 0x42);               /* com17 */
1389         sccb_write(gspca_dev, 0xff, 0x00);
1390         if (freq == 1)
1391                 val |= 0x01;
1392         else
1393                 val &= 0xfe;
1394         sccb_write(gspca_dev, 0x42, val);
1395 }
1396
1397 /* this function is called at probe time */
1398 static int sd_config(struct gspca_dev *gspca_dev,
1399                      const struct usb_device_id *id)
1400 {
1401         return 0;
1402 }
1403
1404 /* this function is called at probe and resume time */
1405 static int sd_init(struct gspca_dev *gspca_dev)
1406 {
1407         struct sd *sd = (struct sd *) gspca_dev;
1408         u16 sensor_id;
1409
1410         /* reset bridge */
1411         reg_w(gspca_dev, 0xe7, 0x3a);
1412         reg_w(gspca_dev, 0xe0, 0x08);
1413         msleep(100);
1414
1415         /* initialize the sensor address */
1416         reg_w(gspca_dev, OV534_REG_ADDRESS, 0x60);
1417
1418         /* reset sensor */
1419         sccb_write(gspca_dev, 0x12, 0x80);
1420         msleep(10);
1421
1422         /* probe the sensor */
1423         sccb_read(gspca_dev, 0x0a);
1424         sensor_id = sccb_read(gspca_dev, 0x0a) << 8;
1425         sccb_read(gspca_dev, 0x0b);
1426         sensor_id |= sccb_read(gspca_dev, 0x0b);
1427         PDEBUG(D_PROBE, "Sensor ID: %04x", sensor_id);
1428
1429         /* initialize */
1430         if ((sensor_id & 0xfff0) == 0x9650) {
1431                 sd->sensor = SENSOR_OV965x;
1432
1433                 gspca_dev->cam.cam_mode = ov965x_mode;
1434                 gspca_dev->cam.nmodes = ARRAY_SIZE(ov965x_mode);
1435
1436                 reg_w_array(gspca_dev, bridge_init,
1437                                 ARRAY_SIZE(bridge_init));
1438                 sccb_w_array(gspca_dev, ov965x_init,
1439                                 ARRAY_SIZE(ov965x_init));
1440                 reg_w_array(gspca_dev, bridge_init_2,
1441                                 ARRAY_SIZE(bridge_init_2));
1442                 sccb_w_array(gspca_dev, ov965x_init_2,
1443                                 ARRAY_SIZE(ov965x_init_2));
1444                 reg_w(gspca_dev, 0xe0, 0x00);
1445                 reg_w(gspca_dev, 0xe0, 0x01);
1446                 set_led(gspca_dev, 0);
1447                 reg_w(gspca_dev, 0xe0, 0x00);
1448         } else if ((sensor_id & 0xfff0) == 0x9710) {
1449                 const char *p;
1450                 int l;
1451
1452                 sd->sensor = SENSOR_OV971x;
1453
1454                 gspca_dev->cam.cam_mode = ov971x_mode;
1455                 gspca_dev->cam.nmodes = ARRAY_SIZE(ov971x_mode);
1456
1457                 gspca_dev->cam.bulk = 1;
1458                 gspca_dev->cam.bulk_size = 16384;
1459                 gspca_dev->cam.bulk_nurbs = 2;
1460
1461                 sccb_w_array(gspca_dev, ov971x_init,
1462                                 ARRAY_SIZE(ov971x_init));
1463
1464                 /* set video format on bridge processor */
1465                 /* access bridge processor's video format registers at: 0x00 */
1466                 reg_w(gspca_dev, 0x1c, 0x00);
1467                 /*set register: 0x00 is 'RAW8', 0x40 is 'YUV422' (YUYV?)*/
1468                 reg_w(gspca_dev, 0x1d, 0x00);
1469
1470                 /* Will W. specific stuff
1471                  * set VSYNC to
1472                  *      output (0x1f) if first webcam
1473                  *      input (0x17) if 2nd or 3rd webcam */
1474                 p = video_device_node_name(&gspca_dev->vdev);
1475                 l = strlen(p) - 1;
1476                 if (p[l] == '0')
1477                         reg_w(gspca_dev, 0x56, 0x1f);
1478                 else
1479                         reg_w(gspca_dev, 0x56, 0x17);
1480         } else if ((sensor_id & 0xfff0) == 0x5620) {
1481                 sd->sensor = SENSOR_OV562x;
1482                 gspca_dev->cam.cam_mode = ov562x_mode;
1483                 gspca_dev->cam.nmodes = ARRAY_SIZE(ov562x_mode);
1484
1485                 reg_w_array(gspca_dev, ov562x_init,
1486                                 ARRAY_SIZE(ov562x_init));
1487                 sccb_w_array(gspca_dev, ov562x_init_2,
1488                                 ARRAY_SIZE(ov562x_init_2));
1489                 reg_w(gspca_dev, 0xe0, 0x00);
1490         } else if ((sensor_id & 0xfff0) == 0x3610) {
1491                 sd->sensor = SENSOR_OV361x;
1492                 gspca_dev->cam.cam_mode = ov361x_mode;
1493                 gspca_dev->cam.nmodes = ARRAY_SIZE(ov361x_mode);
1494                 reg_w(gspca_dev, 0xe7, 0x3a);
1495                 reg_w(gspca_dev, 0xf1, 0x60);
1496                 sccb_write(gspca_dev, 0x12, 0x80);
1497         } else {
1498                 pr_err("Unknown sensor %04x", sensor_id);
1499                 return -EINVAL;
1500         }
1501
1502         return gspca_dev->usb_err;
1503 }
1504
1505 static int sd_start_ov361x(struct gspca_dev *gspca_dev)
1506 {
1507         sccb_write(gspca_dev, 0x12, 0x80);
1508         msleep(20);
1509         switch (gspca_dev->curr_mode % (ov361x_last)) {
1510         case ov361x_2048:
1511                 reg_w_array(gspca_dev, ov361x_bridge_start_2048,
1512                             ARRAY_SIZE(ov361x_bridge_start_2048));
1513                 sccb_w_array(gspca_dev, ov361x_start_2048,
1514                              ARRAY_SIZE(ov361x_start_2048));
1515                 break;
1516         case ov361x_1600:
1517                 reg_w_array(gspca_dev, ov361x_bridge_start_1600,
1518                             ARRAY_SIZE(ov361x_bridge_start_1600));
1519                 sccb_w_array(gspca_dev, ov361x_start_1600,
1520                              ARRAY_SIZE(ov361x_start_1600));
1521                 break;
1522         case ov361x_1024:
1523                 reg_w_array(gspca_dev, ov361x_bridge_start_1024,
1524                             ARRAY_SIZE(ov361x_bridge_start_1024));
1525                 sccb_w_array(gspca_dev, ov361x_start_1024,
1526                              ARRAY_SIZE(ov361x_start_1024));
1527                 break;
1528         case ov361x_640:
1529                 reg_w_array(gspca_dev, ov361x_bridge_start_640,
1530                             ARRAY_SIZE(ov361x_bridge_start_640));
1531                 sccb_w_array(gspca_dev, ov361x_start_640,
1532                              ARRAY_SIZE(ov361x_start_640));
1533                 break;
1534         case ov361x_320:
1535                 reg_w_array(gspca_dev, ov361x_bridge_start_320,
1536                             ARRAY_SIZE(ov361x_bridge_start_320));
1537                 sccb_w_array(gspca_dev, ov361x_start_320,
1538                              ARRAY_SIZE(ov361x_start_320));
1539                 break;
1540         case ov361x_160:
1541                 reg_w_array(gspca_dev, ov361x_bridge_start_160,
1542                             ARRAY_SIZE(ov361x_bridge_start_160));
1543                 sccb_w_array(gspca_dev, ov361x_start_160,
1544                              ARRAY_SIZE(ov361x_start_160));
1545                 break;
1546         }
1547         reg_w(gspca_dev, 0xe0, 0x00); /* start transfer */
1548
1549         return gspca_dev->usb_err;
1550 }
1551
1552 static int sd_start(struct gspca_dev *gspca_dev)
1553 {
1554         struct sd *sd = (struct sd *) gspca_dev;
1555
1556         if (sd->sensor == SENSOR_OV971x)
1557                 return gspca_dev->usb_err;
1558         if (sd->sensor == SENSOR_OV562x)
1559                 return gspca_dev->usb_err;
1560         if (sd->sensor == SENSOR_OV361x)
1561                 return sd_start_ov361x(gspca_dev);
1562
1563         switch (gspca_dev->curr_mode) {
1564         case QVGA_MODE:                 /* 320x240 */
1565                 sccb_w_array(gspca_dev, ov965x_start_1_vga,
1566                                 ARRAY_SIZE(ov965x_start_1_vga));
1567                 reg_w_array(gspca_dev, bridge_start_qvga,
1568                                 ARRAY_SIZE(bridge_start_qvga));
1569                 sccb_w_array(gspca_dev, ov965x_start_2_qvga,
1570                                 ARRAY_SIZE(ov965x_start_2_qvga));
1571                 break;
1572         case VGA_MODE:                  /* 640x480 */
1573                 sccb_w_array(gspca_dev, ov965x_start_1_vga,
1574                                 ARRAY_SIZE(ov965x_start_1_vga));
1575                 reg_w_array(gspca_dev, bridge_start_vga,
1576                                 ARRAY_SIZE(bridge_start_vga));
1577                 sccb_w_array(gspca_dev, ov965x_start_2_vga,
1578                                 ARRAY_SIZE(ov965x_start_2_vga));
1579                 break;
1580         case SVGA_MODE:                 /* 800x600 */
1581                 sccb_w_array(gspca_dev, ov965x_start_1_svga,
1582                                 ARRAY_SIZE(ov965x_start_1_svga));
1583                 reg_w_array(gspca_dev, bridge_start_svga,
1584                                 ARRAY_SIZE(bridge_start_svga));
1585                 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1586                                 ARRAY_SIZE(ov965x_start_2_svga));
1587                 break;
1588         case XGA_MODE:                  /* 1024x768 */
1589                 sccb_w_array(gspca_dev, ov965x_start_1_xga,
1590                                 ARRAY_SIZE(ov965x_start_1_xga));
1591                 reg_w_array(gspca_dev, bridge_start_xga,
1592                                 ARRAY_SIZE(bridge_start_xga));
1593                 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1594                                 ARRAY_SIZE(ov965x_start_2_svga));
1595                 break;
1596         default:
1597 /*      case SXGA_MODE:                  * 1280x1024 */
1598                 sccb_w_array(gspca_dev, ov965x_start_1_sxga,
1599                                 ARRAY_SIZE(ov965x_start_1_sxga));
1600                 reg_w_array(gspca_dev, bridge_start_sxga,
1601                                 ARRAY_SIZE(bridge_start_sxga));
1602                 sccb_w_array(gspca_dev, ov965x_start_2_sxga,
1603                                 ARRAY_SIZE(ov965x_start_2_sxga));
1604                 break;
1605         }
1606
1607         reg_w(gspca_dev, 0xe0, 0x00);
1608         reg_w(gspca_dev, 0xe0, 0x00);
1609         set_led(gspca_dev, 1);
1610         return gspca_dev->usb_err;
1611 }
1612
1613 static void sd_stopN(struct gspca_dev *gspca_dev)
1614 {
1615         if (((struct sd *)gspca_dev)->sensor == SENSOR_OV361x) {
1616                 reg_w(gspca_dev, 0xe0, 0x01); /* stop transfer */
1617                 /* reg_w(gspca_dev, 0x31, 0x09); */
1618                 return;
1619         }
1620         reg_w(gspca_dev, 0xe0, 0x01);
1621         set_led(gspca_dev, 0);
1622         reg_w(gspca_dev, 0xe0, 0x00);
1623 }
1624
1625 /* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
1626 #define UVC_STREAM_EOH  (1 << 7)
1627 #define UVC_STREAM_ERR  (1 << 6)
1628 #define UVC_STREAM_STI  (1 << 5)
1629 #define UVC_STREAM_RES  (1 << 4)
1630 #define UVC_STREAM_SCR  (1 << 3)
1631 #define UVC_STREAM_PTS  (1 << 2)
1632 #define UVC_STREAM_EOF  (1 << 1)
1633 #define UVC_STREAM_FID  (1 << 0)
1634
1635 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1636                         u8 *data, int len)
1637 {
1638         struct sd *sd = (struct sd *) gspca_dev;
1639         __u32 this_pts;
1640         u8 this_fid;
1641         int remaining_len = len;
1642         int payload_len;
1643
1644         payload_len = gspca_dev->cam.bulk ? 2048 : 2040;
1645         do {
1646                 len = min(remaining_len, payload_len);
1647
1648                 /* Payloads are prefixed with a UVC-style header.  We
1649                    consider a frame to start when the FID toggles, or the PTS
1650                    changes.  A frame ends when EOF is set, and we've received
1651                    the correct number of bytes. */
1652
1653                 /* Verify UVC header.  Header length is always 12 */
1654                 if (data[0] != 12 || len < 12) {
1655                         PDEBUG(D_PACK, "bad header");
1656                         goto discard;
1657                 }
1658
1659                 /* Check errors */
1660                 if (data[1] & UVC_STREAM_ERR) {
1661                         PDEBUG(D_PACK, "payload error");
1662                         goto discard;
1663                 }
1664
1665                 /* Extract PTS and FID */
1666                 if (!(data[1] & UVC_STREAM_PTS)) {
1667                         PDEBUG(D_PACK, "PTS not present");
1668                         goto discard;
1669                 }
1670                 this_pts = (data[5] << 24) | (data[4] << 16)
1671                                                 | (data[3] << 8) | data[2];
1672                 this_fid = data[1] & UVC_STREAM_FID;
1673
1674                 /* If PTS or FID has changed, start a new frame. */
1675                 if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
1676                         if (gspca_dev->last_packet_type == INTER_PACKET)
1677                                 gspca_frame_add(gspca_dev, LAST_PACKET,
1678                                                 NULL, 0);
1679                         sd->last_pts = this_pts;
1680                         sd->last_fid = this_fid;
1681                         gspca_frame_add(gspca_dev, FIRST_PACKET,
1682                                         data + 12, len - 12);
1683                 /* If this packet is marked as EOF, end the frame */
1684                 } else if (data[1] & UVC_STREAM_EOF) {
1685                         sd->last_pts = 0;
1686                         gspca_frame_add(gspca_dev, LAST_PACKET,
1687                                         data + 12, len - 12);
1688                 } else {
1689
1690                         /* Add the data from this payload */
1691                         gspca_frame_add(gspca_dev, INTER_PACKET,
1692                                         data + 12, len - 12);
1693                 }
1694
1695                 /* Done this payload */
1696                 goto scan_next;
1697
1698 discard:
1699                 /* Discard data until a new frame starts. */
1700                 gspca_dev->last_packet_type = DISCARD_PACKET;
1701
1702 scan_next:
1703                 remaining_len -= len;
1704                 data += len;
1705         } while (remaining_len > 0);
1706 }
1707
1708 static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
1709 {
1710         struct gspca_dev *gspca_dev =
1711                 container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
1712
1713         gspca_dev->usb_err = 0;
1714
1715         if (!gspca_dev->streaming)
1716                 return 0;
1717
1718         switch (ctrl->id) {
1719         case V4L2_CID_BRIGHTNESS:
1720                 setbrightness(gspca_dev, ctrl->val);
1721                 break;
1722         case V4L2_CID_CONTRAST:
1723                 setcontrast(gspca_dev, ctrl->val);
1724                 break;
1725         case V4L2_CID_SATURATION:
1726                 setsatur(gspca_dev, ctrl->val);
1727                 break;
1728         case V4L2_CID_POWER_LINE_FREQUENCY:
1729                 setlightfreq(gspca_dev, ctrl->val);
1730                 break;
1731         case V4L2_CID_SHARPNESS:
1732                 setsharpness(gspca_dev, ctrl->val);
1733                 break;
1734         case V4L2_CID_AUTOGAIN:
1735                 if (ctrl->is_new)
1736                         setautogain(gspca_dev, ctrl->val);
1737                 if (!ctrl->val && gspca_dev->exposure->is_new)
1738                         setexposure(gspca_dev, gspca_dev->exposure->val);
1739                 break;
1740         }
1741         return gspca_dev->usb_err;
1742 }
1743
1744 static const struct v4l2_ctrl_ops sd_ctrl_ops = {
1745         .s_ctrl = sd_s_ctrl,
1746 };
1747
1748 static int sd_init_controls(struct gspca_dev *gspca_dev)
1749 {
1750         struct sd *sd = (struct sd *)gspca_dev;
1751         struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
1752
1753         if (sd->sensor == SENSOR_OV971x)
1754                 return 0;
1755         if (sd->sensor == SENSOR_OV361x)
1756                 return 0;
1757         gspca_dev->vdev.ctrl_handler = hdl;
1758         v4l2_ctrl_handler_init(hdl, 7);
1759         if (sd->sensor == SENSOR_OV562x) {
1760                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1761                         V4L2_CID_BRIGHTNESS, -90, 90, 1, 0);
1762         } else {
1763                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1764                         V4L2_CID_BRIGHTNESS, 0, 15, 1, 7);
1765                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1766                         V4L2_CID_CONTRAST, 0, 15, 1, 3);
1767                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1768                         V4L2_CID_SATURATION, 0, 4, 1, 2);
1769                 /* -1 = auto */
1770                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1771                         V4L2_CID_SHARPNESS, -1, 4, 1, -1);
1772                 gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1773                         V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
1774                 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1775                         V4L2_CID_EXPOSURE, 0, 3, 1, 0);
1776                 v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
1777                         V4L2_CID_POWER_LINE_FREQUENCY,
1778                         V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0);
1779                 v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);
1780         }
1781
1782         if (hdl->error) {
1783                 pr_err("Could not initialize controls\n");
1784                 return hdl->error;
1785         }
1786         return 0;
1787 }
1788
1789 /* sub-driver description */
1790 static const struct sd_desc sd_desc = {
1791         .name     = MODULE_NAME,
1792         .config   = sd_config,
1793         .init     = sd_init,
1794         .init_controls = sd_init_controls,
1795         .start    = sd_start,
1796         .stopN    = sd_stopN,
1797         .pkt_scan = sd_pkt_scan,
1798 };
1799
1800 /* -- module initialisation -- */
1801 static const struct usb_device_id device_table[] = {
1802         {USB_DEVICE(0x05a9, 0x8065)},
1803         {USB_DEVICE(0x06f8, 0x3003)},
1804         {USB_DEVICE(0x05a9, 0x1550)},
1805         {}
1806 };
1807
1808 MODULE_DEVICE_TABLE(usb, device_table);
1809
1810 /* -- device connect -- */
1811 static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id)
1812 {
1813         return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1814                                 THIS_MODULE);
1815 }
1816
1817 static struct usb_driver sd_driver = {
1818         .name       = MODULE_NAME,
1819         .id_table   = device_table,
1820         .probe      = sd_probe,
1821         .disconnect = gspca_disconnect,
1822 #ifdef CONFIG_PM
1823         .suspend    = gspca_suspend,
1824         .resume     = gspca_resume,
1825         .reset_resume = gspca_resume,
1826 #endif
1827 };
1828
1829 module_usb_driver(sd_driver);