drivers/media/usb/gspca/ov534

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This source file includes following definitions.
reg_w_i
reg_w
reg_r
sccb_check_status
sccb_write
sccb_read
reg_w_array
sccb_w_array
set_led
setbrightness
setcontrast
setautogain
setexposure
setsharpness
setsatur
setlightfreq
sd_config
sd_init
sd_start_ov361x
sd_start
sd_stopN
sd_pkt_scan
sd_s_ctrl
sd_init_controls
sd_probe
   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * ov534-ov9xxx gspca driver
   4  *
   5  * Copyright (C) 2009-2011 Jean-Francois Moine http://moinejf.free.fr
   6  * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
   7  * Copyright (C) 2008 Jim Paris <jim@jtan.com>
   8  *
   9  * Based on a prototype written by Mark Ferrell <majortrips@gmail.com>
  10  * USB protocol reverse engineered by Jim Paris <jim@jtan.com>
  11  * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/
  12  */
  13 
  14 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  15 
  16 #define MODULE_NAME "ov534_9"
  17 
  18 #include "gspca.h"
  19 
  20 #define OV534_REG_ADDRESS       0xf1    /* sensor address */
  21 #define OV534_REG_SUBADDR       0xf2
  22 #define OV534_REG_WRITE         0xf3
  23 #define OV534_REG_READ          0xf4
  24 #define OV534_REG_OPERATION     0xf5
  25 #define OV534_REG_STATUS        0xf6
  26 
  27 #define OV534_OP_WRITE_3        0x37
  28 #define OV534_OP_WRITE_2        0x33
  29 #define OV534_OP_READ_2         0xf9
  30 
  31 #define CTRL_TIMEOUT 500
  32 
  33 MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>");
  34 MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver");
  35 MODULE_LICENSE("GPL");
  36 
  37 /* specific webcam descriptor */
  38 struct sd {
  39         struct gspca_dev gspca_dev;     /* !! must be the first item */
  40         __u32 last_pts;
  41         u8 last_fid;
  42 
  43         u8 sensor;
  44 };
  45 enum sensors {
  46         SENSOR_OV965x,          /* ov9657 */
  47         SENSOR_OV971x,          /* ov9712 */
  48         SENSOR_OV562x,          /* ov5621 */
  49         SENSOR_OV361x,          /* ov3610 */
  50         NSENSORS
  51 };
  52 
  53 static const struct v4l2_pix_format ov965x_mode[] = {
  54 #define QVGA_MODE 0
  55         {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  56                 .bytesperline = 320,
  57                 .sizeimage = 320 * 240 * 3 / 8 + 590,
  58                 .colorspace = V4L2_COLORSPACE_JPEG},
  59 #define VGA_MODE 1
  60         {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  61                 .bytesperline = 640,
  62                 .sizeimage = 640 * 480 * 3 / 8 + 590,
  63                 .colorspace = V4L2_COLORSPACE_JPEG},
  64 #define SVGA_MODE 2
  65         {800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  66                 .bytesperline = 800,
  67                 .sizeimage = 800 * 600 * 3 / 8 + 590,
  68                 .colorspace = V4L2_COLORSPACE_JPEG},
  69 #define XGA_MODE 3
  70         {1024, 768, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  71                 .bytesperline = 1024,
  72                 .sizeimage = 1024 * 768 * 3 / 8 + 590,
  73                 .colorspace = V4L2_COLORSPACE_JPEG},
  74 #define SXGA_MODE 4
  75         {1280, 1024, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
  76                 .bytesperline = 1280,
  77                 .sizeimage = 1280 * 1024 * 3 / 8 + 590,
  78                 .colorspace = V4L2_COLORSPACE_JPEG},
  79 };
  80 
  81 static const struct v4l2_pix_format ov971x_mode[] = {
  82         {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
  83                 .bytesperline = 640,
  84                 .sizeimage = 640 * 480,
  85                 .colorspace = V4L2_COLORSPACE_SRGB
  86         }
  87 };
  88 
  89 static const struct v4l2_pix_format ov562x_mode[] = {
  90         {2592, 1680, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
  91                 .bytesperline = 2592,
  92                 .sizeimage = 2592 * 1680,
  93                 .colorspace = V4L2_COLORSPACE_SRGB
  94         }
  95 };
  96 
  97 enum ov361x {
  98         ov361x_2048 = 0,
  99         ov361x_1600,
 100         ov361x_1024,
 101         ov361x_640,
 102         ov361x_320,
 103         ov361x_160,
 104         ov361x_last
 105 };
 106 
 107 static const struct v4l2_pix_format ov361x_mode[] = {
 108         {0x800, 0x600, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 109                 .bytesperline = 0x800,
 110                 .sizeimage = 0x800 * 0x600,
 111                 .colorspace = V4L2_COLORSPACE_SRGB},
 112         {1600, 1200, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 113                 .bytesperline = 1600,
 114                 .sizeimage = 1600 * 1200,
 115                 .colorspace = V4L2_COLORSPACE_SRGB},
 116         {1024, 768, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 117                 .bytesperline = 768,
 118                 .sizeimage = 1024 * 768,
 119                 .colorspace = V4L2_COLORSPACE_SRGB},
 120         {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 121                 .bytesperline = 640,
 122                 .sizeimage = 640 * 480,
 123                 .colorspace = V4L2_COLORSPACE_SRGB},
 124         {320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 125                 .bytesperline = 320,
 126                 .sizeimage = 320 * 240,
 127                 .colorspace = V4L2_COLORSPACE_SRGB},
 128         {160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
 129                 .bytesperline = 160,
 130                 .sizeimage = 160 * 120,
 131                 .colorspace = V4L2_COLORSPACE_SRGB}
 132 };
 133 
 134 static const u8 ov361x_start_2048[][2] = {
 135         {0x12, 0x80},
 136         {0x13, 0xcf},
 137         {0x14, 0x40},
 138         {0x15, 0x00},
 139         {0x01, 0x80},
 140         {0x02, 0x80},
 141         {0x04, 0x70},
 142         {0x0d, 0x40},
 143         {0x0f, 0x47},
 144         {0x11, 0x81},
 145         {0x32, 0x36},
 146         {0x33, 0x0c},
 147         {0x34, 0x00},
 148         {0x35, 0x90},
 149         {0x12, 0x00},
 150         {0x17, 0x10},
 151         {0x18, 0x90},
 152         {0x19, 0x00},
 153         {0x1a, 0xc0},
 154 };
 155 static const u8 ov361x_bridge_start_2048[][2] = {
 156         {0xf1, 0x60},
 157         {0x88, 0x00},
 158         {0x89, 0x08},
 159         {0x8a, 0x00},
 160         {0x8b, 0x06},
 161         {0x8c, 0x01},
 162         {0x8d, 0x10},
 163         {0x1c, 0x00},
 164         {0x1d, 0x48},
 165         {0x1d, 0x00},
 166         {0x1d, 0xff},
 167         {0x1c, 0x0a},
 168         {0x1d, 0x2e},
 169         {0x1d, 0x1e},
 170 };
 171 
 172 static const u8 ov361x_start_1600[][2] = {
 173         {0x12, 0x80},
 174         {0x13, 0xcf},
 175         {0x14, 0x40},
 176         {0x15, 0x00},
 177         {0x01, 0x80},
 178         {0x02, 0x80},
 179         {0x04, 0x70},
 180         {0x0d, 0x40},
 181         {0x0f, 0x47},
 182         {0x11, 0x81},
 183         {0x32, 0x36},
 184         {0x33, 0x0C},
 185         {0x34, 0x00},
 186         {0x35, 0x90},
 187         {0x12, 0x00},
 188         {0x17, 0x10},
 189         {0x18, 0x90},
 190         {0x19, 0x00},
 191         {0x1a, 0xc0},
 192 };
 193 static const u8 ov361x_bridge_start_1600[][2] = {
 194         {0xf1, 0x60},  /* Hsize[7:0] */
 195         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 196         {0x89, 0x08},  /* Vsize[7:0] */
 197         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 198         {0x8b, 0x06},  /* for Iso */
 199         {0x8c, 0x01},  /* RAW input */
 200         {0x8d, 0x10},
 201         {0x1c, 0x00},  /* RAW output, Iso transfer */
 202         {0x1d, 0x48},
 203         {0x1d, 0x00},
 204         {0x1d, 0xff},
 205         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 206         {0x1d, 0x2e},  /* for Iso */
 207         {0x1d, 0x1e},
 208 };
 209 
 210 static const u8 ov361x_start_1024[][2] = {
 211         {0x12, 0x80},
 212         {0x13, 0xcf},
 213         {0x14, 0x40},
 214         {0x15, 0x00},
 215         {0x01, 0x80},
 216         {0x02, 0x80},
 217         {0x04, 0x70},
 218         {0x0d, 0x40},
 219         {0x0f, 0x47},
 220         {0x11, 0x81},
 221         {0x32, 0x36},
 222         {0x33, 0x0C},
 223         {0x34, 0x00},
 224         {0x35, 0x90},
 225         {0x12, 0x40},
 226         {0x17, 0x1f},
 227         {0x18, 0x5f},
 228         {0x19, 0x00},
 229         {0x1a, 0x68},
 230 };
 231 static const u8 ov361x_bridge_start_1024[][2] = {
 232         {0xf1, 0x60},  /* Hsize[7:0] */
 233         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 234         {0x89, 0x04},  /* Vsize[7:0] */
 235         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 236         {0x8b, 0x03},  /* for Iso */
 237         {0x8c, 0x01},  /* RAW input  */
 238         {0x8d, 0x10},
 239         {0x1c, 0x00},  /* RAW output, Iso transfer */
 240         {0x1d, 0x48},
 241         {0x1d, 0x00},
 242         {0x1d, 0xff},
 243         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 244         {0x1d, 0x2e},  /* for Iso */
 245         {0x1d, 0x1e},
 246 };
 247 
 248 static const u8 ov361x_start_640[][2] = {
 249         {0x12, 0x80},
 250         {0x13, 0xcf},
 251         {0x14, 0x40},
 252         {0x15, 0x00},
 253         {0x01, 0x80},
 254         {0x02, 0x80},
 255         {0x04, 0x70},
 256         {0x0d, 0x40},
 257         {0x0f, 0x47},
 258         {0x11, 0x81},
 259         {0x32, 0x36},
 260         {0x33, 0x0C},
 261         {0x34, 0x00},
 262         {0x35, 0x90},
 263         {0x12, 0x40},
 264         {0x17, 0x1f},
 265         {0x18, 0x5f},
 266         {0x19, 0x00},
 267         {0x1a, 0x68},
 268 };
 269 
 270 static const u8 ov361x_bridge_start_640[][2] = {
 271         {0xf1, 0x60},  /* Hsize[7:0]*/
 272         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 273         {0x89, 0x04},  /* Vsize[7:0] */
 274         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 275         {0x8b, 0x03},  /* for Iso */
 276         {0x8c, 0x01},  /* RAW input */
 277         {0x8d, 0x10},
 278         {0x1c, 0x00},  /* RAW output, Iso transfer */
 279         {0x1d, 0x48},
 280         {0x1d, 0x00},
 281         {0x1d, 0xff},
 282         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 283         {0x1d, 0x2e},  /* for Iso */
 284         {0x1d, 0x1e},
 285 };
 286 
 287 static const u8 ov361x_start_320[][2] = {
 288         {0x12, 0x80},
 289         {0x13, 0xcf},
 290         {0x14, 0x40},
 291         {0x15, 0x00},
 292         {0x01, 0x80},
 293         {0x02, 0x80},
 294         {0x04, 0x70},
 295         {0x0d, 0x40},
 296         {0x0f, 0x47},
 297         {0x11, 0x81},
 298         {0x32, 0x36},
 299         {0x33, 0x0C},
 300         {0x34, 0x00},
 301         {0x35, 0x90},
 302         {0x12, 0x40},
 303         {0x17, 0x1f},
 304         {0x18, 0x5f},
 305         {0x19, 0x00},
 306         {0x1a, 0x68},
 307 };
 308 
 309 static const u8 ov361x_bridge_start_320[][2] = {
 310         {0xf1, 0x60},  /* Hsize[7:0] */
 311         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 312         {0x89, 0x04},  /* Vsize[7:0] */
 313         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 314         {0x8b, 0x03},  /* for Iso */
 315         {0x8c, 0x01},  /* RAW input */
 316         {0x8d, 0x10},
 317         {0x1c, 0x00},  /* RAW output, Iso transfer; */
 318         {0x1d, 0x48},
 319         {0x1d, 0x00},
 320         {0x1d, 0xff},
 321         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 322         {0x1d, 0x2e},  /* for Iso */
 323         {0x1d, 0x1e},
 324 };
 325 
 326 static const u8 ov361x_start_160[][2] = {
 327         {0x12, 0x80},
 328         {0x13, 0xcf},
 329         {0x14, 0x40},
 330         {0x15, 0x00},
 331         {0x01, 0x80},
 332         {0x02, 0x80},
 333         {0x04, 0x70},
 334         {0x0d, 0x40},
 335         {0x0f, 0x47},
 336         {0x11, 0x81},
 337         {0x32, 0x36},
 338         {0x33, 0x0C},
 339         {0x34, 0x00},
 340         {0x35, 0x90},
 341         {0x12, 0x40},
 342         {0x17, 0x1f},
 343         {0x18, 0x5f},
 344         {0x19, 0x00},
 345         {0x1a, 0x68},
 346 };
 347 
 348 static const u8 ov361x_bridge_start_160[][2] = {
 349         {0xf1, 0x60},  /* Hsize[7:0] */
 350         {0x88, 0x00},  /* Hsize[15:8] Write Only, can't read */
 351         {0x89, 0x04},  /* Vsize[7:0] */
 352         {0x8a, 0x00},  /* Vsize[15:8] Write Only, can't read */
 353         {0x8b, 0x03},  /* for Iso */
 354         {0x8c, 0x01},  /* RAW input */
 355         {0x8d, 0x10},
 356         {0x1c, 0x00},  /* RAW output, Iso transfer */
 357         {0x1d, 0x48},
 358         {0x1d, 0x00},
 359         {0x1d, 0xff},
 360         {0x1c, 0x0a},  /* turn off JPEG, Iso mode */
 361         {0x1d, 0x2e},  /* for Iso */
 362         {0x1d, 0x1e},
 363 };
 364 
 365 static const u8 bridge_init[][2] = {
 366         {0x88, 0xf8},
 367         {0x89, 0xff},
 368         {0x76, 0x03},
 369         {0x92, 0x03},
 370         {0x95, 0x10},
 371         {0xe2, 0x00},
 372         {0xe7, 0x3e},
 373         {0x8d, 0x1c},
 374         {0x8e, 0x00},
 375         {0x8f, 0x00},
 376         {0x1f, 0x00},
 377         {0xc3, 0xf9},
 378         {0x89, 0xff},
 379         {0x88, 0xf8},
 380         {0x76, 0x03},
 381         {0x92, 0x01},
 382         {0x93, 0x18},
 383         {0x1c, 0x0a},
 384         {0x1d, 0x48},
 385         {0xc0, 0x50},
 386         {0xc1, 0x3c},
 387         {0x34, 0x05},
 388         {0xc2, 0x0c},
 389         {0xc3, 0xf9},
 390         {0x34, 0x05},
 391         {0xe7, 0x2e},
 392         {0x31, 0xf9},
 393         {0x35, 0x02},
 394         {0xd9, 0x10},
 395         {0x25, 0x42},
 396         {0x94, 0x11},
 397 };
 398 
 399 static const u8 ov965x_init[][2] = {
 400         {0x12, 0x80},   /* com7 - SSCB reset */
 401         {0x00, 0x00},   /* gain */
 402         {0x01, 0x80},   /* blue */
 403         {0x02, 0x80},   /* red */
 404         {0x03, 0x1b},   /* vref */
 405         {0x04, 0x03},   /* com1 - exposure low bits */
 406         {0x0b, 0x57},   /* ver */
 407         {0x0e, 0x61},   /* com5 */
 408         {0x0f, 0x42},   /* com6 */
 409         {0x11, 0x00},   /* clkrc */
 410         {0x12, 0x02},   /* com7 - 15fps VGA YUYV */
 411         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 412         {0x14, 0x28},   /* com9 */
 413         {0x16, 0x24},   /* reg16 */
 414         {0x17, 0x1d},   /* hstart*/
 415         {0x18, 0xbd},   /* hstop */
 416         {0x19, 0x01},   /* vstrt */
 417         {0x1a, 0x81},   /* vstop*/
 418         {0x1e, 0x04},   /* mvfp */
 419         {0x24, 0x3c},   /* aew */
 420         {0x25, 0x36},   /* aeb */
 421         {0x26, 0x71},   /* vpt */
 422         {0x27, 0x08},   /* bbias */
 423         {0x28, 0x08},   /* gbbias */
 424         {0x29, 0x15},   /* gr com */
 425         {0x2a, 0x00},   /* exhch */
 426         {0x2b, 0x00},   /* exhcl */
 427         {0x2c, 0x08},   /* rbias */
 428         {0x32, 0xff},   /* href */
 429         {0x33, 0x00},   /* chlf */
 430         {0x34, 0x3f},   /* aref1 */
 431         {0x35, 0x00},   /* aref2 */
 432         {0x36, 0xf8},   /* aref3 */
 433         {0x38, 0x72},   /* adc2 */
 434         {0x39, 0x57},   /* aref4 */
 435         {0x3a, 0x80},   /* tslb - yuyv */
 436         {0x3b, 0xc4},   /* com11 - night mode 1/4 frame rate */
 437         {0x3d, 0x99},   /* com13 */
 438         {0x3f, 0xc1},   /* edge */
 439         {0x40, 0xc0},   /* com15 */
 440         {0x41, 0x40},   /* com16 */
 441         {0x42, 0xc0},   /* com17 */
 442         {0x43, 0x0a},   /* rsvd */
 443         {0x44, 0xf0},
 444         {0x45, 0x46},
 445         {0x46, 0x62},
 446         {0x47, 0x2a},
 447         {0x48, 0x3c},
 448         {0x4a, 0xfc},
 449         {0x4b, 0xfc},
 450         {0x4c, 0x7f},
 451         {0x4d, 0x7f},
 452         {0x4e, 0x7f},
 453         {0x4f, 0x98},   /* matrix */
 454         {0x50, 0x98},
 455         {0x51, 0x00},
 456         {0x52, 0x28},
 457         {0x53, 0x70},
 458         {0x54, 0x98},
 459         {0x58, 0x1a},   /* matrix coef sign */
 460         {0x59, 0x85},   /* AWB control */
 461         {0x5a, 0xa9},
 462         {0x5b, 0x64},
 463         {0x5c, 0x84},
 464         {0x5d, 0x53},
 465         {0x5e, 0x0e},
 466         {0x5f, 0xf0},   /* AWB blue limit */
 467         {0x60, 0xf0},   /* AWB red limit */
 468         {0x61, 0xf0},   /* AWB green limit */
 469         {0x62, 0x00},   /* lcc1 */
 470         {0x63, 0x00},   /* lcc2 */
 471         {0x64, 0x02},   /* lcc3 */
 472         {0x65, 0x16},   /* lcc4 */
 473         {0x66, 0x01},   /* lcc5 */
 474         {0x69, 0x02},   /* hv */
 475         {0x6b, 0x5a},   /* dbvl */
 476         {0x6c, 0x04},
 477         {0x6d, 0x55},
 478         {0x6e, 0x00},
 479         {0x6f, 0x9d},
 480         {0x70, 0x21},   /* dnsth */
 481         {0x71, 0x78},
 482         {0x72, 0x00},   /* poidx */
 483         {0x73, 0x01},   /* pckdv */
 484         {0x74, 0x3a},   /* xindx */
 485         {0x75, 0x35},   /* yindx */
 486         {0x76, 0x01},
 487         {0x77, 0x02},
 488         {0x7a, 0x12},   /* gamma curve */
 489         {0x7b, 0x08},
 490         {0x7c, 0x16},
 491         {0x7d, 0x30},
 492         {0x7e, 0x5e},
 493         {0x7f, 0x72},
 494         {0x80, 0x82},
 495         {0x81, 0x8e},
 496         {0x82, 0x9a},
 497         {0x83, 0xa4},
 498         {0x84, 0xac},
 499         {0x85, 0xb8},
 500         {0x86, 0xc3},
 501         {0x87, 0xd6},
 502         {0x88, 0xe6},
 503         {0x89, 0xf2},
 504         {0x8a, 0x03},
 505         {0x8c, 0x89},   /* com19 */
 506         {0x14, 0x28},   /* com9 */
 507         {0x90, 0x7d},
 508         {0x91, 0x7b},
 509         {0x9d, 0x03},   /* lcc6 */
 510         {0x9e, 0x04},   /* lcc7 */
 511         {0x9f, 0x7a},
 512         {0xa0, 0x79},
 513         {0xa1, 0x40},   /* aechm */
 514         {0xa4, 0x50},   /* com21 */
 515         {0xa5, 0x68},   /* com26 */
 516         {0xa6, 0x4a},   /* AWB green */
 517         {0xa8, 0xc1},   /* refa8 */
 518         {0xa9, 0xef},   /* refa9 */
 519         {0xaa, 0x92},
 520         {0xab, 0x04},
 521         {0xac, 0x80},   /* black level control */
 522         {0xad, 0x80},
 523         {0xae, 0x80},
 524         {0xaf, 0x80},
 525         {0xb2, 0xf2},
 526         {0xb3, 0x20},
 527         {0xb4, 0x20},   /* ctrlb4 */
 528         {0xb5, 0x00},
 529         {0xb6, 0xaf},
 530         {0xbb, 0xae},
 531         {0xbc, 0x7f},   /* ADC channel offsets */
 532         {0xdb, 0x7f},
 533         {0xbe, 0x7f},
 534         {0xbf, 0x7f},
 535         {0xc0, 0xe2},
 536         {0xc1, 0xc0},
 537         {0xc2, 0x01},
 538         {0xc3, 0x4e},
 539         {0xc6, 0x85},
 540         {0xc7, 0x80},   /* com24 */
 541         {0xc9, 0xe0},
 542         {0xca, 0xe8},
 543         {0xcb, 0xf0},
 544         {0xcc, 0xd8},
 545         {0xcd, 0xf1},
 546         {0x4f, 0x98},   /* matrix */
 547         {0x50, 0x98},
 548         {0x51, 0x00},
 549         {0x52, 0x28},
 550         {0x53, 0x70},
 551         {0x54, 0x98},
 552         {0x58, 0x1a},
 553         {0xff, 0x41},   /* read 41, write ff 00 */
 554         {0x41, 0x40},   /* com16 */
 555 
 556         {0xc5, 0x03},   /* 60 Hz banding filter */
 557         {0x6a, 0x02},   /* 50 Hz banding filter */
 558 
 559         {0x12, 0x62},   /* com7 - 30fps VGA YUV */
 560         {0x36, 0xfa},   /* aref3 */
 561         {0x69, 0x0a},   /* hv */
 562         {0x8c, 0x89},   /* com22 */
 563         {0x14, 0x28},   /* com9 */
 564         {0x3e, 0x0c},
 565         {0x41, 0x40},   /* com16 */
 566         {0x72, 0x00},
 567         {0x73, 0x00},
 568         {0x74, 0x3a},
 569         {0x75, 0x35},
 570         {0x76, 0x01},
 571         {0xc7, 0x80},
 572         {0x03, 0x12},   /* vref */
 573         {0x17, 0x16},   /* hstart */
 574         {0x18, 0x02},   /* hstop */
 575         {0x19, 0x01},   /* vstrt */
 576         {0x1a, 0x3d},   /* vstop */
 577         {0x32, 0xff},   /* href */
 578         {0xc0, 0xaa},
 579 };
 580 
 581 static const u8 bridge_init_2[][2] = {
 582         {0x94, 0xaa},
 583         {0xf1, 0x60},
 584         {0xe5, 0x04},
 585         {0xc0, 0x50},
 586         {0xc1, 0x3c},
 587         {0x8c, 0x00},
 588         {0x8d, 0x1c},
 589         {0x34, 0x05},
 590 
 591         {0xc2, 0x0c},
 592         {0xc3, 0xf9},
 593         {0xda, 0x01},
 594         {0x50, 0x00},
 595         {0x51, 0xa0},
 596         {0x52, 0x3c},
 597         {0x53, 0x00},
 598         {0x54, 0x00},
 599         {0x55, 0x00},
 600         {0x57, 0x00},
 601         {0x5c, 0x00},
 602         {0x5a, 0xa0},
 603         {0x5b, 0x78},
 604         {0x35, 0x02},
 605         {0xd9, 0x10},
 606         {0x94, 0x11},
 607 };
 608 
 609 static const u8 ov965x_init_2[][2] = {
 610         {0x3b, 0xc4},
 611         {0x1e, 0x04},   /* mvfp */
 612         {0x13, 0xe0},   /* com8 */
 613         {0x00, 0x00},   /* gain */
 614         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 615         {0x11, 0x03},   /* clkrc */
 616         {0x6b, 0x5a},   /* dblv */
 617         {0x6a, 0x05},
 618         {0xc5, 0x07},
 619         {0xa2, 0x4b},
 620         {0xa3, 0x3e},
 621         {0x2d, 0x00},
 622         {0xff, 0x42},   /* read 42, write ff 00 */
 623         {0x42, 0xc0},   /* com17 */
 624         {0x2d, 0x00},
 625         {0xff, 0x42},   /* read 42, write ff 00 */
 626         {0x42, 0xc1},   /* com17 */
 627 /* sharpness */
 628         {0x3f, 0x01},
 629         {0xff, 0x42},   /* read 42, write ff 00 */
 630         {0x42, 0xc1},   /* com17 */
 631 /* saturation */
 632         {0x4f, 0x98},   /* matrix */
 633         {0x50, 0x98},
 634         {0x51, 0x00},
 635         {0x52, 0x28},
 636         {0x53, 0x70},
 637         {0x54, 0x98},
 638         {0x58, 0x1a},
 639         {0xff, 0x41},   /* read 41, write ff 00 */
 640         {0x41, 0x40},   /* com16 */
 641 /* contrast */
 642         {0x56, 0x40},
 643 /* brightness */
 644         {0x55, 0x8f},
 645 /* expo */
 646         {0x10, 0x25},   /* aech - exposure high bits */
 647         {0xff, 0x13},   /* read 13, write ff 00 */
 648         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 649 };
 650 
 651 static const u8 ov971x_init[][2] = {
 652         {0x12, 0x80},
 653         {0x09, 0x10},
 654         {0x1e, 0x07},
 655         {0x5f, 0x18},
 656         {0x69, 0x04},
 657         {0x65, 0x2a},
 658         {0x68, 0x0a},
 659         {0x39, 0x28},
 660         {0x4d, 0x90},
 661         {0xc1, 0x80},
 662         {0x0c, 0x30},
 663         {0x6d, 0x02},
 664         {0x96, 0xf1},
 665         {0xbc, 0x68},
 666         {0x12, 0x00},
 667         {0x3b, 0x00},
 668         {0x97, 0x80},
 669         {0x17, 0x25},
 670         {0x18, 0xa2},
 671         {0x19, 0x01},
 672         {0x1a, 0xca},
 673         {0x03, 0x0a},
 674         {0x32, 0x07},
 675         {0x98, 0x40},   /*{0x98, 0x00},*/
 676         {0x99, 0xA0},   /*{0x99, 0x00},*/
 677         {0x9a, 0x01},   /*{0x9a, 0x00},*/
 678         {0x57, 0x00},
 679         {0x58, 0x78},   /*{0x58, 0xc8},*/
 680         {0x59, 0x50},   /*{0x59, 0xa0},*/
 681         {0x4c, 0x13},
 682         {0x4b, 0x36},
 683         {0x3d, 0x3c},
 684         {0x3e, 0x03},
 685         {0xbd, 0x50},   /*{0xbd, 0xa0},*/
 686         {0xbe, 0x78},   /*{0xbe, 0xc8},*/
 687         {0x4e, 0x55},
 688         {0x4f, 0x55},
 689         {0x50, 0x55},
 690         {0x51, 0x55},
 691         {0x24, 0x55},
 692         {0x25, 0x40},
 693         {0x26, 0xa1},
 694         {0x5c, 0x59},
 695         {0x5d, 0x00},
 696         {0x11, 0x00},
 697         {0x2a, 0x98},
 698         {0x2b, 0x06},
 699         {0x2d, 0x00},
 700         {0x2e, 0x00},
 701         {0x13, 0xa5},
 702         {0x14, 0x40},
 703         {0x4a, 0x00},
 704         {0x49, 0xce},
 705         {0x22, 0x03},
 706         {0x09, 0x00}
 707 };
 708 
 709 static const u8 ov965x_start_1_vga[][2] = {     /* same for qvga */
 710         {0x12, 0x62},   /* com7 - 30fps VGA YUV */
 711         {0x36, 0xfa},   /* aref3 */
 712         {0x69, 0x0a},   /* hv */
 713         {0x8c, 0x89},   /* com22 */
 714         {0x14, 0x28},   /* com9 */
 715         {0x3e, 0x0c},   /* com14 */
 716         {0x41, 0x40},   /* com16 */
 717         {0x72, 0x00},
 718         {0x73, 0x00},
 719         {0x74, 0x3a},
 720         {0x75, 0x35},
 721         {0x76, 0x01},
 722         {0xc7, 0x80},   /* com24 */
 723         {0x03, 0x12},   /* vref */
 724         {0x17, 0x16},   /* hstart */
 725         {0x18, 0x02},   /* hstop */
 726         {0x19, 0x01},   /* vstrt */
 727         {0x1a, 0x3d},   /* vstop */
 728         {0x32, 0xff},   /* href */
 729         {0xc0, 0xaa},
 730 };
 731 
 732 static const u8 ov965x_start_1_svga[][2] = {
 733         {0x12, 0x02},   /* com7 - YUYV - VGA 15 full resolution */
 734         {0x36, 0xf8},   /* aref3 */
 735         {0x69, 0x02},   /* hv */
 736         {0x8c, 0x0d},   /* com22 */
 737         {0x3e, 0x0c},   /* com14 */
 738         {0x41, 0x40},   /* com16 */
 739         {0x72, 0x00},
 740         {0x73, 0x01},
 741         {0x74, 0x3a},
 742         {0x75, 0x35},
 743         {0x76, 0x01},
 744         {0xc7, 0x80},   /* com24 */
 745         {0x03, 0x1b},   /* vref */
 746         {0x17, 0x1d},   /* hstart */
 747         {0x18, 0xbd},   /* hstop */
 748         {0x19, 0x01},   /* vstrt */
 749         {0x1a, 0x81},   /* vstop */
 750         {0x32, 0xff},   /* href */
 751         {0xc0, 0xe2},
 752 };
 753 
 754 static const u8 ov965x_start_1_xga[][2] = {
 755         {0x12, 0x02},   /* com7 */
 756         {0x36, 0xf8},   /* aref3 */
 757         {0x69, 0x02},   /* hv */
 758         {0x8c, 0x89},   /* com22 */
 759         {0x14, 0x28},   /* com9 */
 760         {0x3e, 0x0c},   /* com14 */
 761         {0x41, 0x40},   /* com16 */
 762         {0x72, 0x00},
 763         {0x73, 0x01},
 764         {0x74, 0x3a},
 765         {0x75, 0x35},
 766         {0x76, 0x01},
 767         {0xc7, 0x80},   /* com24 */
 768         {0x03, 0x1b},   /* vref */
 769         {0x17, 0x1d},   /* hstart */
 770         {0x18, 0xbd},   /* hstop */
 771         {0x19, 0x01},   /* vstrt */
 772         {0x1a, 0x81},   /* vstop */
 773         {0x32, 0xff},   /* href */
 774         {0xc0, 0xe2},
 775 };
 776 
 777 static const u8 ov965x_start_1_sxga[][2] = {
 778         {0x12, 0x02},   /* com7 */
 779         {0x36, 0xf8},   /* aref3 */
 780         {0x69, 0x02},   /* hv */
 781         {0x8c, 0x89},   /* com22 */
 782         {0x14, 0x28},   /* com9 */
 783         {0x3e, 0x0c},   /* com14 */
 784         {0x41, 0x40},   /* com16 */
 785         {0x72, 0x00},
 786         {0x73, 0x01},
 787         {0x74, 0x3a},
 788         {0x75, 0x35},
 789         {0x76, 0x01},
 790         {0xc7, 0x80},   /* com24 */
 791         {0x03, 0x1b},   /* vref */
 792         {0x17, 0x1d},   /* hstart */
 793         {0x18, 0x02},   /* hstop */
 794         {0x19, 0x01},   /* vstrt */
 795         {0x1a, 0x81},   /* vstop */
 796         {0x32, 0xff},   /* href */
 797         {0xc0, 0xe2},
 798 };
 799 
 800 static const u8 bridge_start_qvga[][2] = {
 801         {0x94, 0xaa},
 802         {0xf1, 0x60},
 803         {0xe5, 0x04},
 804         {0xc0, 0x50},
 805         {0xc1, 0x3c},
 806         {0x8c, 0x00},
 807         {0x8d, 0x1c},
 808         {0x34, 0x05},
 809 
 810         {0xc2, 0x4c},
 811         {0xc3, 0xf9},
 812         {0xda, 0x00},
 813         {0x50, 0x00},
 814         {0x51, 0xa0},
 815         {0x52, 0x78},
 816         {0x53, 0x00},
 817         {0x54, 0x00},
 818         {0x55, 0x00},
 819         {0x57, 0x00},
 820         {0x5c, 0x00},
 821         {0x5a, 0x50},
 822         {0x5b, 0x3c},
 823         {0x35, 0x02},
 824         {0xd9, 0x10},
 825         {0x94, 0x11},
 826 };
 827 
 828 static const u8 bridge_start_vga[][2] = {
 829         {0x94, 0xaa},
 830         {0xf1, 0x60},
 831         {0xe5, 0x04},
 832         {0xc0, 0x50},
 833         {0xc1, 0x3c},
 834         {0x8c, 0x00},
 835         {0x8d, 0x1c},
 836         {0x34, 0x05},
 837         {0xc2, 0x0c},
 838         {0xc3, 0xf9},
 839         {0xda, 0x01},
 840         {0x50, 0x00},
 841         {0x51, 0xa0},
 842         {0x52, 0x3c},
 843         {0x53, 0x00},
 844         {0x54, 0x00},
 845         {0x55, 0x00},
 846         {0x57, 0x00},
 847         {0x5c, 0x00},
 848         {0x5a, 0xa0},
 849         {0x5b, 0x78},
 850         {0x35, 0x02},
 851         {0xd9, 0x10},
 852         {0x94, 0x11},
 853 };
 854 
 855 static const u8 bridge_start_svga[][2] = {
 856         {0x94, 0xaa},
 857         {0xf1, 0x60},
 858         {0xe5, 0x04},
 859         {0xc0, 0xa0},
 860         {0xc1, 0x80},
 861         {0x8c, 0x00},
 862         {0x8d, 0x1c},
 863         {0x34, 0x05},
 864         {0xc2, 0x4c},
 865         {0xc3, 0xf9},
 866         {0x50, 0x00},
 867         {0x51, 0x40},
 868         {0x52, 0x00},
 869         {0x53, 0x00},
 870         {0x54, 0x00},
 871         {0x55, 0x88},
 872         {0x57, 0x00},
 873         {0x5c, 0x00},
 874         {0x5a, 0xc8},
 875         {0x5b, 0x96},
 876         {0x35, 0x02},
 877         {0xd9, 0x10},
 878         {0xda, 0x00},
 879         {0x94, 0x11},
 880 };
 881 
 882 static const u8 bridge_start_xga[][2] = {
 883         {0x94, 0xaa},
 884         {0xf1, 0x60},
 885         {0xe5, 0x04},
 886         {0xc0, 0xa0},
 887         {0xc1, 0x80},
 888         {0x8c, 0x00},
 889         {0x8d, 0x1c},
 890         {0x34, 0x05},
 891         {0xc2, 0x4c},
 892         {0xc3, 0xf9},
 893         {0x50, 0x00},
 894         {0x51, 0x40},
 895         {0x52, 0x00},
 896         {0x53, 0x00},
 897         {0x54, 0x00},
 898         {0x55, 0x88},
 899         {0x57, 0x00},
 900         {0x5c, 0x01},
 901         {0x5a, 0x00},
 902         {0x5b, 0xc0},
 903         {0x35, 0x02},
 904         {0xd9, 0x10},
 905         {0xda, 0x01},
 906         {0x94, 0x11},
 907 };
 908 
 909 static const u8 bridge_start_sxga[][2] = {
 910         {0x94, 0xaa},
 911         {0xf1, 0x60},
 912         {0xe5, 0x04},
 913         {0xc0, 0xa0},
 914         {0xc1, 0x80},
 915         {0x8c, 0x00},
 916         {0x8d, 0x1c},
 917         {0x34, 0x05},
 918         {0xc2, 0x0c},
 919         {0xc3, 0xf9},
 920         {0xda, 0x00},
 921         {0x35, 0x02},
 922         {0xd9, 0x10},
 923         {0x94, 0x11},
 924 };
 925 
 926 static const u8 ov965x_start_2_qvga[][2] = {
 927         {0x3b, 0xe4},   /* com11 - night mode 1/4 frame rate */
 928         {0x1e, 0x04},   /* mvfp */
 929         {0x13, 0xe0},   /* com8 */
 930         {0x00, 0x00},
 931         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 932         {0x11, 0x01},   /* clkrc */
 933         {0x6b, 0x5a},   /* dblv */
 934         {0x6a, 0x02},   /* 50 Hz banding filter */
 935         {0xc5, 0x03},   /* 60 Hz banding filter */
 936         {0xa2, 0x96},   /* bd50 */
 937         {0xa3, 0x7d},   /* bd60 */
 938 
 939         {0xff, 0x13},   /* read 13, write ff 00 */
 940         {0x13, 0xe7},
 941         {0x3a, 0x80},   /* tslb - yuyv */
 942 };
 943 
 944 static const u8 ov965x_start_2_vga[][2] = {
 945         {0x3b, 0xc4},   /* com11 - night mode 1/4 frame rate */
 946         {0x1e, 0x04},   /* mvfp */
 947         {0x13, 0xe0},   /* com8 */
 948         {0x00, 0x00},
 949         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 950         {0x11, 0x03},   /* clkrc */
 951         {0x6b, 0x5a},   /* dblv */
 952         {0x6a, 0x05},   /* 50 Hz banding filter */
 953         {0xc5, 0x07},   /* 60 Hz banding filter */
 954         {0xa2, 0x4b},   /* bd50 */
 955         {0xa3, 0x3e},   /* bd60 */
 956 
 957         {0x2d, 0x00},   /* advfl */
 958 };
 959 
 960 static const u8 ov965x_start_2_svga[][2] = {    /* same for xga */
 961         {0x3b, 0xc4},   /* com11 - night mode 1/4 frame rate */
 962         {0x1e, 0x04},   /* mvfp */
 963         {0x13, 0xe0},   /* com8 */
 964         {0x00, 0x00},
 965         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 966         {0x11, 0x01},   /* clkrc */
 967         {0x6b, 0x5a},   /* dblv */
 968         {0x6a, 0x0c},   /* 50 Hz banding filter */
 969         {0xc5, 0x0f},   /* 60 Hz banding filter */
 970         {0xa2, 0x4e},   /* bd50 */
 971         {0xa3, 0x41},   /* bd60 */
 972 };
 973 
 974 static const u8 ov965x_start_2_sxga[][2] = {
 975         {0x13, 0xe0},   /* com8 */
 976         {0x00, 0x00},
 977         {0x13, 0xe7},   /* com8 - everything (AGC, AWB and AEC) */
 978         {0x3b, 0xc4},   /* com11 - night mode 1/4 frame rate */
 979         {0x1e, 0x04},   /* mvfp */
 980         {0x11, 0x01},   /* clkrc */
 981         {0x6b, 0x5a},   /* dblv */
 982         {0x6a, 0x0c},   /* 50 Hz banding filter */
 983         {0xc5, 0x0f},   /* 60 Hz banding filter */
 984         {0xa2, 0x4e},   /* bd50 */
 985         {0xa3, 0x41},   /* bd60 */
 986 };
 987 
 988 static const u8 ov562x_init[][2] = {
 989         {0x88, 0x20},
 990         {0x89, 0x0a},
 991         {0x8a, 0x90},
 992         {0x8b, 0x06},
 993         {0x8c, 0x01},
 994         {0x8d, 0x10},
 995         {0x1c, 0x00},
 996         {0x1d, 0x48},
 997         {0x1d, 0x00},
 998         {0x1d, 0xff},
 999         {0x1c, 0x0a},
1000         {0x1d, 0x2e},
1001         {0x1d, 0x1e},
1002 };
1003 
1004 static const u8 ov562x_init_2[][2] = {
1005         {0x12, 0x80},
1006         {0x11, 0x41},
1007         {0x13, 0x00},
1008         {0x10, 0x1e},
1009         {0x3b, 0x07},
1010         {0x5b, 0x40},
1011         {0x39, 0x07},
1012         {0x53, 0x02},
1013         {0x54, 0x60},
1014         {0x04, 0x20},
1015         {0x27, 0x04},
1016         {0x3d, 0x40},
1017         {0x36, 0x00},
1018         {0xc5, 0x04},
1019         {0x4e, 0x00},
1020         {0x4f, 0x93},
1021         {0x50, 0x7b},
1022         {0xca, 0x0c},
1023         {0xcb, 0x0f},
1024         {0x39, 0x07},
1025         {0x4a, 0x10},
1026         {0x3e, 0x0a},
1027         {0x3d, 0x00},
1028         {0x0c, 0x38},
1029         {0x38, 0x90},
1030         {0x46, 0x30},
1031         {0x4f, 0x93},
1032         {0x50, 0x7b},
1033         {0xab, 0x00},
1034         {0xca, 0x0c},
1035         {0xcb, 0x0f},
1036         {0x37, 0x02},
1037         {0x44, 0x48},
1038         {0x8d, 0x44},
1039         {0x2a, 0x00},
1040         {0x2b, 0x00},
1041         {0x32, 0x00},
1042         {0x38, 0x90},
1043         {0x53, 0x02},
1044         {0x54, 0x60},
1045         {0x12, 0x00},
1046         {0x17, 0x12},
1047         {0x18, 0xb4},
1048         {0x19, 0x0c},
1049         {0x1a, 0xf4},
1050         {0x03, 0x4a},
1051         {0x89, 0x20},
1052         {0x83, 0x80},
1053         {0xb7, 0x9d},
1054         {0xb6, 0x11},
1055         {0xb5, 0x55},
1056         {0xb4, 0x00},
1057         {0xa9, 0xf0},
1058         {0xa8, 0x0a},
1059         {0xb8, 0xf0},
1060         {0xb9, 0xf0},
1061         {0xba, 0xf0},
1062         {0x81, 0x07},
1063         {0x63, 0x44},
1064         {0x13, 0xc7},
1065         {0x14, 0x60},
1066         {0x33, 0x75},
1067         {0x2c, 0x00},
1068         {0x09, 0x00},
1069         {0x35, 0x30},
1070         {0x27, 0x04},
1071         {0x3c, 0x07},
1072         {0x3a, 0x0a},
1073         {0x3b, 0x07},
1074         {0x01, 0x40},
1075         {0x02, 0x40},
1076         {0x16, 0x40},
1077         {0x52, 0xb0},
1078         {0x51, 0x83},
1079         {0x21, 0xbb},
1080         {0x22, 0x10},
1081         {0x23, 0x03},
1082         {0x35, 0x38},
1083         {0x20, 0x90},
1084         {0x28, 0x30},
1085         {0x73, 0xe1},
1086         {0x6c, 0x00},
1087         {0x6d, 0x80},
1088         {0x6e, 0x00},
1089         {0x70, 0x04},
1090         {0x71, 0x00},
1091         {0x8d, 0x04},
1092         {0x64, 0x00},
1093         {0x65, 0x00},
1094         {0x66, 0x00},
1095         {0x67, 0x00},
1096         {0x68, 0x00},
1097         {0x69, 0x00},
1098         {0x6a, 0x00},
1099         {0x6b, 0x00},
1100         {0x71, 0x94},
1101         {0x74, 0x20},
1102         {0x80, 0x09},
1103         {0x85, 0xc0},
1104 };
1105 
1106 static void reg_w_i(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1107 {
1108         struct usb_device *udev = gspca_dev->dev;
1109         int ret;
1110 
1111         if (gspca_dev->usb_err < 0)
1112                 return;
1113         gspca_dev->usb_buf[0] = val;
1114         ret = usb_control_msg(udev,
1115                               usb_sndctrlpipe(udev, 0),
1116                               0x01,
1117                               USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1118                               0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1119         if (ret < 0) {
1120                 pr_err("reg_w failed %d\n", ret);
1121                 gspca_dev->usb_err = ret;
1122         }
1123 }
1124 
1125 static void reg_w(struct gspca_dev *gspca_dev, u16 reg, u8 val)
1126 {
1127         gspca_dbg(gspca_dev, D_USBO, "reg_w [%04x] = %02x\n", reg, val);
1128         reg_w_i(gspca_dev, reg, val);
1129 }
1130 
1131 static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg)
1132 {
1133         struct usb_device *udev = gspca_dev->dev;
1134         int ret;
1135 
1136         if (gspca_dev->usb_err < 0)
1137                 return 0;
1138         ret = usb_control_msg(udev,
1139                               usb_rcvctrlpipe(udev, 0),
1140                               0x01,
1141                               USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1142                               0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
1143         gspca_dbg(gspca_dev, D_USBI, "reg_r [%04x] -> %02x\n",
1144                   reg, gspca_dev->usb_buf[0]);
1145         if (ret < 0) {
1146                 pr_err("reg_r err %d\n", ret);
1147                 gspca_dev->usb_err = ret;
1148                 return 0;
1149         }
1150         return gspca_dev->usb_buf[0];
1151 }
1152 
1153 static int sccb_check_status(struct gspca_dev *gspca_dev)
1154 {
1155         u8 data;
1156         int i;
1157 
1158         for (i = 0; i < 5; i++) {
1159                 msleep(20);
1160                 data = reg_r(gspca_dev, OV534_REG_STATUS);
1161 
1162                 switch (data) {
1163                 case 0x00:
1164                         return 1;
1165                 case 0x04:
1166                         return 0;
1167                 case 0x03:
1168                         break;
1169                 default:
1170                         gspca_dbg(gspca_dev, D_USBI|D_USBO,
1171                                   "sccb status 0x%02x, attempt %d/5\n",
1172                                   data, i + 1);
1173                 }
1174         }
1175         return 0;
1176 }
1177 
1178 static void sccb_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
1179 {
1180         gspca_dbg(gspca_dev, D_USBO, "sccb_write [%02x] = %02x\n", reg, val);
1181         reg_w_i(gspca_dev, OV534_REG_SUBADDR, reg);
1182         reg_w_i(gspca_dev, OV534_REG_WRITE, val);
1183         reg_w_i(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
1184 
1185         if (!sccb_check_status(gspca_dev))
1186                 pr_err("sccb_write failed\n");
1187 }
1188 
1189 static u8 sccb_read(struct gspca_dev *gspca_dev, u16 reg)
1190 {
1191         reg_w(gspca_dev, OV534_REG_SUBADDR, reg);
1192         reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
1193         if (!sccb_check_status(gspca_dev))
1194                 pr_err("sccb_read failed 1\n");
1195 
1196         reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
1197         if (!sccb_check_status(gspca_dev))
1198                 pr_err("sccb_read failed 2\n");
1199 
1200         return reg_r(gspca_dev, OV534_REG_READ);
1201 }
1202 
1203 /* output a bridge sequence (reg - val) */
1204 static void reg_w_array(struct gspca_dev *gspca_dev,
1205                         const u8 (*data)[2], int len)
1206 {
1207         while (--len >= 0) {
1208                 reg_w(gspca_dev, (*data)[0], (*data)[1]);
1209                 data++;
1210         }
1211 }
1212 
1213 /* output a sensor sequence (reg - val) */
1214 static void sccb_w_array(struct gspca_dev *gspca_dev,
1215                         const u8 (*data)[2], int len)
1216 {
1217         while (--len >= 0) {
1218                 if ((*data)[0] != 0xff) {
1219                         sccb_write(gspca_dev, (*data)[0], (*data)[1]);
1220                 } else {
1221                         sccb_read(gspca_dev, (*data)[1]);
1222                         sccb_write(gspca_dev, 0xff, 0x00);
1223                 }
1224                 data++;
1225         }
1226 }
1227 
1228 /* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
1229  * (direction and output)? */
1230 static void set_led(struct gspca_dev *gspca_dev, int status)
1231 {
1232         u8 data;
1233 
1234         gspca_dbg(gspca_dev, D_CONF, "led status: %d\n", status);
1235 
1236         data = reg_r(gspca_dev, 0x21);
1237         data |= 0x80;
1238         reg_w(gspca_dev, 0x21, data);
1239 
1240         data = reg_r(gspca_dev, 0x23);
1241         if (status)
1242                 data |= 0x80;
1243         else
1244                 data &= ~0x80;
1245 
1246         reg_w(gspca_dev, 0x23, data);
1247 
1248         if (!status) {
1249                 data = reg_r(gspca_dev, 0x21);
1250                 data &= ~0x80;
1251                 reg_w(gspca_dev, 0x21, data);
1252         }
1253 }
1254 
1255 static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness)
1256 {
1257         struct sd *sd = (struct sd *) gspca_dev;
1258         u8 val;
1259         s8 sval;
1260 
1261         if (sd->sensor == SENSOR_OV562x) {
1262                 sval = brightness;
1263                 val = 0x76;
1264                 val += sval;
1265                 sccb_write(gspca_dev, 0x24, val);
1266                 val = 0x6a;
1267                 val += sval;
1268                 sccb_write(gspca_dev, 0x25, val);
1269                 if (sval < -40)
1270                         val = 0x71;
1271                 else if (sval < 20)
1272                         val = 0x94;
1273                 else
1274                         val = 0xe6;
1275                 sccb_write(gspca_dev, 0x26, val);
1276         } else {
1277                 val = brightness;
1278                 if (val < 8)
1279                         val = 15 - val;         /* f .. 8 */
1280                 else
1281                         val = val - 8;          /* 0 .. 7 */
1282                 sccb_write(gspca_dev, 0x55,     /* brtn - brightness adjustment */
1283                                 0x0f | (val << 4));
1284         }
1285 }
1286 
1287 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
1288 {
1289         sccb_write(gspca_dev, 0x56,     /* cnst1 - contrast 1 ctrl coeff */
1290                         val << 4);
1291 }
1292 
1293 static void setautogain(struct gspca_dev *gspca_dev, s32 autogain)
1294 {
1295         u8 val;
1296 
1297 /*fixme: should adjust agc/awb/aec by different controls */
1298         val = sccb_read(gspca_dev, 0x13);               /* com8 */
1299         sccb_write(gspca_dev, 0xff, 0x00);
1300         if (autogain)
1301                 val |= 0x05;            /* agc & aec */
1302         else
1303                 val &= 0xfa;
1304         sccb_write(gspca_dev, 0x13, val);
1305 }
1306 
1307 static void setexposure(struct gspca_dev *gspca_dev, s32 exposure)
1308 {
1309         static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e};
1310         u8 val;
1311 
1312         sccb_write(gspca_dev, 0x10, expo[exposure]);    /* aec[9:2] */
1313 
1314         val = sccb_read(gspca_dev, 0x13);               /* com8 */
1315         sccb_write(gspca_dev, 0xff, 0x00);
1316         sccb_write(gspca_dev, 0x13, val);
1317 
1318         val = sccb_read(gspca_dev, 0xa1);               /* aech */
1319         sccb_write(gspca_dev, 0xff, 0x00);
1320         sccb_write(gspca_dev, 0xa1, val & 0xe0);        /* aec[15:10] = 0 */
1321 }
1322 
1323 static void setsharpness(struct gspca_dev *gspca_dev, s32 val)
1324 {
1325         if (val < 0) {                          /* auto */
1326                 val = sccb_read(gspca_dev, 0x42);       /* com17 */
1327                 sccb_write(gspca_dev, 0xff, 0x00);
1328                 sccb_write(gspca_dev, 0x42, val | 0x40);
1329                                 /* Edge enhancement strength auto adjust */
1330                 return;
1331         }
1332         if (val != 0)
1333                 val = 1 << (val - 1);
1334         sccb_write(gspca_dev, 0x3f,     /* edge - edge enhance. factor */
1335                         val);
1336         val = sccb_read(gspca_dev, 0x42);               /* com17 */
1337         sccb_write(gspca_dev, 0xff, 0x00);
1338         sccb_write(gspca_dev, 0x42, val & 0xbf);
1339 }
1340 
1341 static void setsatur(struct gspca_dev *gspca_dev, s32 val)
1342 {
1343         u8 val1, val2, val3;
1344         static const u8 matrix[5][2] = {
1345                 {0x14, 0x38},
1346                 {0x1e, 0x54},
1347                 {0x28, 0x70},
1348                 {0x32, 0x8c},
1349                 {0x48, 0x90}
1350         };
1351 
1352         val1 = matrix[val][0];
1353         val2 = matrix[val][1];
1354         val3 = val1 + val2;
1355         sccb_write(gspca_dev, 0x4f, val3);      /* matrix coeff */
1356         sccb_write(gspca_dev, 0x50, val3);
1357         sccb_write(gspca_dev, 0x51, 0x00);
1358         sccb_write(gspca_dev, 0x52, val1);
1359         sccb_write(gspca_dev, 0x53, val2);
1360         sccb_write(gspca_dev, 0x54, val3);
1361         sccb_write(gspca_dev, 0x58, 0x1a);      /* mtxs - coeff signs */
1362 
1363         val1 = sccb_read(gspca_dev, 0x41);      /* com16 */
1364         sccb_write(gspca_dev, 0xff, 0x00);
1365         sccb_write(gspca_dev, 0x41, val1);
1366 }
1367 
1368 static void setlightfreq(struct gspca_dev *gspca_dev, s32 freq)
1369 {
1370         u8 val;
1371 
1372         val = sccb_read(gspca_dev, 0x13);               /* com8 */
1373         sccb_write(gspca_dev, 0xff, 0x00);
1374         if (freq == 0) {
1375                 sccb_write(gspca_dev, 0x13, val & 0xdf);
1376                 return;
1377         }
1378         sccb_write(gspca_dev, 0x13, val | 0x20);
1379 
1380         val = sccb_read(gspca_dev, 0x42);               /* com17 */
1381         sccb_write(gspca_dev, 0xff, 0x00);
1382         if (freq == 1)
1383                 val |= 0x01;
1384         else
1385                 val &= 0xfe;
1386         sccb_write(gspca_dev, 0x42, val);
1387 }
1388 
1389 /* this function is called at probe time */
1390 static int sd_config(struct gspca_dev *gspca_dev,
1391                      const struct usb_device_id *id)
1392 {
1393         return 0;
1394 }
1395 
1396 /* this function is called at probe and resume time */
1397 static int sd_init(struct gspca_dev *gspca_dev)
1398 {
1399         struct sd *sd = (struct sd *) gspca_dev;
1400         u16 sensor_id;
1401 
1402         /* reset bridge */
1403         reg_w(gspca_dev, 0xe7, 0x3a);
1404         reg_w(gspca_dev, 0xe0, 0x08);
1405         msleep(100);
1406 
1407         /* initialize the sensor address */
1408         reg_w(gspca_dev, OV534_REG_ADDRESS, 0x60);
1409 
1410         /* reset sensor */
1411         sccb_write(gspca_dev, 0x12, 0x80);
1412         msleep(10);
1413 
1414         /* probe the sensor */
1415         sccb_read(gspca_dev, 0x0a);
1416         sensor_id = sccb_read(gspca_dev, 0x0a) << 8;
1417         sccb_read(gspca_dev, 0x0b);
1418         sensor_id |= sccb_read(gspca_dev, 0x0b);
1419         gspca_dbg(gspca_dev, D_PROBE, "Sensor ID: %04x\n", sensor_id);
1420 
1421         /* initialize */
1422         if ((sensor_id & 0xfff0) == 0x9650) {
1423                 sd->sensor = SENSOR_OV965x;
1424 
1425                 gspca_dev->cam.cam_mode = ov965x_mode;
1426                 gspca_dev->cam.nmodes = ARRAY_SIZE(ov965x_mode);
1427 
1428                 reg_w_array(gspca_dev, bridge_init,
1429                                 ARRAY_SIZE(bridge_init));
1430                 sccb_w_array(gspca_dev, ov965x_init,
1431                                 ARRAY_SIZE(ov965x_init));
1432                 reg_w_array(gspca_dev, bridge_init_2,
1433                                 ARRAY_SIZE(bridge_init_2));
1434                 sccb_w_array(gspca_dev, ov965x_init_2,
1435                                 ARRAY_SIZE(ov965x_init_2));
1436                 reg_w(gspca_dev, 0xe0, 0x00);
1437                 reg_w(gspca_dev, 0xe0, 0x01);
1438                 set_led(gspca_dev, 0);
1439                 reg_w(gspca_dev, 0xe0, 0x00);
1440         } else if ((sensor_id & 0xfff0) == 0x9710) {
1441                 const char *p;
1442                 int l;
1443 
1444                 sd->sensor = SENSOR_OV971x;
1445 
1446                 gspca_dev->cam.cam_mode = ov971x_mode;
1447                 gspca_dev->cam.nmodes = ARRAY_SIZE(ov971x_mode);
1448 
1449                 gspca_dev->cam.bulk = 1;
1450                 gspca_dev->cam.bulk_size = 16384;
1451                 gspca_dev->cam.bulk_nurbs = 2;
1452 
1453                 sccb_w_array(gspca_dev, ov971x_init,
1454                                 ARRAY_SIZE(ov971x_init));
1455 
1456                 /* set video format on bridge processor */
1457                 /* access bridge processor's video format registers at: 0x00 */
1458                 reg_w(gspca_dev, 0x1c, 0x00);
1459                 /*set register: 0x00 is 'RAW8', 0x40 is 'YUV422' (YUYV?)*/
1460                 reg_w(gspca_dev, 0x1d, 0x00);
1461 
1462                 /* Will W. specific stuff
1463                  * set VSYNC to
1464                  *      output (0x1f) if first webcam
1465                  *      input (0x17) if 2nd or 3rd webcam */
1466                 p = video_device_node_name(&gspca_dev->vdev);
1467                 l = strlen(p) - 1;
1468                 if (p[l] == '0')
1469                         reg_w(gspca_dev, 0x56, 0x1f);
1470                 else
1471                         reg_w(gspca_dev, 0x56, 0x17);
1472         } else if ((sensor_id & 0xfff0) == 0x5620) {
1473                 sd->sensor = SENSOR_OV562x;
1474                 gspca_dev->cam.cam_mode = ov562x_mode;
1475                 gspca_dev->cam.nmodes = ARRAY_SIZE(ov562x_mode);
1476 
1477                 reg_w_array(gspca_dev, ov562x_init,
1478                                 ARRAY_SIZE(ov562x_init));
1479                 sccb_w_array(gspca_dev, ov562x_init_2,
1480                                 ARRAY_SIZE(ov562x_init_2));
1481                 reg_w(gspca_dev, 0xe0, 0x00);
1482         } else if ((sensor_id & 0xfff0) == 0x3610) {
1483                 sd->sensor = SENSOR_OV361x;
1484                 gspca_dev->cam.cam_mode = ov361x_mode;
1485                 gspca_dev->cam.nmodes = ARRAY_SIZE(ov361x_mode);
1486                 reg_w(gspca_dev, 0xe7, 0x3a);
1487                 reg_w(gspca_dev, 0xf1, 0x60);
1488                 sccb_write(gspca_dev, 0x12, 0x80);
1489         } else {
1490                 pr_err("Unknown sensor %04x", sensor_id);
1491                 return -EINVAL;
1492         }
1493 
1494         return gspca_dev->usb_err;
1495 }
1496 
1497 static int sd_start_ov361x(struct gspca_dev *gspca_dev)
1498 {
1499         sccb_write(gspca_dev, 0x12, 0x80);
1500         msleep(20);
1501         switch (gspca_dev->curr_mode % (ov361x_last)) {
1502         case ov361x_2048:
1503                 reg_w_array(gspca_dev, ov361x_bridge_start_2048,
1504                             ARRAY_SIZE(ov361x_bridge_start_2048));
1505                 sccb_w_array(gspca_dev, ov361x_start_2048,
1506                              ARRAY_SIZE(ov361x_start_2048));
1507                 break;
1508         case ov361x_1600:
1509                 reg_w_array(gspca_dev, ov361x_bridge_start_1600,
1510                             ARRAY_SIZE(ov361x_bridge_start_1600));
1511                 sccb_w_array(gspca_dev, ov361x_start_1600,
1512                              ARRAY_SIZE(ov361x_start_1600));
1513                 break;
1514         case ov361x_1024:
1515                 reg_w_array(gspca_dev, ov361x_bridge_start_1024,
1516                             ARRAY_SIZE(ov361x_bridge_start_1024));
1517                 sccb_w_array(gspca_dev, ov361x_start_1024,
1518                              ARRAY_SIZE(ov361x_start_1024));
1519                 break;
1520         case ov361x_640:
1521                 reg_w_array(gspca_dev, ov361x_bridge_start_640,
1522                             ARRAY_SIZE(ov361x_bridge_start_640));
1523                 sccb_w_array(gspca_dev, ov361x_start_640,
1524                              ARRAY_SIZE(ov361x_start_640));
1525                 break;
1526         case ov361x_320:
1527                 reg_w_array(gspca_dev, ov361x_bridge_start_320,
1528                             ARRAY_SIZE(ov361x_bridge_start_320));
1529                 sccb_w_array(gspca_dev, ov361x_start_320,
1530                              ARRAY_SIZE(ov361x_start_320));
1531                 break;
1532         case ov361x_160:
1533                 reg_w_array(gspca_dev, ov361x_bridge_start_160,
1534                             ARRAY_SIZE(ov361x_bridge_start_160));
1535                 sccb_w_array(gspca_dev, ov361x_start_160,
1536                              ARRAY_SIZE(ov361x_start_160));
1537                 break;
1538         }
1539         reg_w(gspca_dev, 0xe0, 0x00); /* start transfer */
1540 
1541         return gspca_dev->usb_err;
1542 }
1543 
1544 static int sd_start(struct gspca_dev *gspca_dev)
1545 {
1546         struct sd *sd = (struct sd *) gspca_dev;
1547 
1548         if (sd->sensor == SENSOR_OV971x)
1549                 return gspca_dev->usb_err;
1550         if (sd->sensor == SENSOR_OV562x)
1551                 return gspca_dev->usb_err;
1552         if (sd->sensor == SENSOR_OV361x)
1553                 return sd_start_ov361x(gspca_dev);
1554 
1555         switch (gspca_dev->curr_mode) {
1556         case QVGA_MODE:                 /* 320x240 */
1557                 sccb_w_array(gspca_dev, ov965x_start_1_vga,
1558                                 ARRAY_SIZE(ov965x_start_1_vga));
1559                 reg_w_array(gspca_dev, bridge_start_qvga,
1560                                 ARRAY_SIZE(bridge_start_qvga));
1561                 sccb_w_array(gspca_dev, ov965x_start_2_qvga,
1562                                 ARRAY_SIZE(ov965x_start_2_qvga));
1563                 break;
1564         case VGA_MODE:                  /* 640x480 */
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_vga,
1568                                 ARRAY_SIZE(bridge_start_vga));
1569                 sccb_w_array(gspca_dev, ov965x_start_2_vga,
1570                                 ARRAY_SIZE(ov965x_start_2_vga));
1571                 break;
1572         case SVGA_MODE:                 /* 800x600 */
1573                 sccb_w_array(gspca_dev, ov965x_start_1_svga,
1574                                 ARRAY_SIZE(ov965x_start_1_svga));
1575                 reg_w_array(gspca_dev, bridge_start_svga,
1576                                 ARRAY_SIZE(bridge_start_svga));
1577                 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1578                                 ARRAY_SIZE(ov965x_start_2_svga));
1579                 break;
1580         case XGA_MODE:                  /* 1024x768 */
1581                 sccb_w_array(gspca_dev, ov965x_start_1_xga,
1582                                 ARRAY_SIZE(ov965x_start_1_xga));
1583                 reg_w_array(gspca_dev, bridge_start_xga,
1584                                 ARRAY_SIZE(bridge_start_xga));
1585                 sccb_w_array(gspca_dev, ov965x_start_2_svga,
1586                                 ARRAY_SIZE(ov965x_start_2_svga));
1587                 break;
1588         default:
1589 /*      case SXGA_MODE:                  * 1280x1024 */
1590                 sccb_w_array(gspca_dev, ov965x_start_1_sxga,
1591                                 ARRAY_SIZE(ov965x_start_1_sxga));
1592                 reg_w_array(gspca_dev, bridge_start_sxga,
1593                                 ARRAY_SIZE(bridge_start_sxga));
1594                 sccb_w_array(gspca_dev, ov965x_start_2_sxga,
1595                                 ARRAY_SIZE(ov965x_start_2_sxga));
1596                 break;
1597         }
1598 
1599         reg_w(gspca_dev, 0xe0, 0x00);
1600         reg_w(gspca_dev, 0xe0, 0x00);
1601         set_led(gspca_dev, 1);
1602         return gspca_dev->usb_err;
1603 }
1604 
1605 static void sd_stopN(struct gspca_dev *gspca_dev)
1606 {
1607         if (((struct sd *)gspca_dev)->sensor == SENSOR_OV361x) {
1608                 reg_w(gspca_dev, 0xe0, 0x01); /* stop transfer */
1609                 /* reg_w(gspca_dev, 0x31, 0x09); */
1610                 return;
1611         }
1612         reg_w(gspca_dev, 0xe0, 0x01);
1613         set_led(gspca_dev, 0);
1614         reg_w(gspca_dev, 0xe0, 0x00);
1615 }
1616 
1617 /* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
1618 #define UVC_STREAM_EOH  (1 << 7)
1619 #define UVC_STREAM_ERR  (1 << 6)
1620 #define UVC_STREAM_STI  (1 << 5)
1621 #define UVC_STREAM_RES  (1 << 4)
1622 #define UVC_STREAM_SCR  (1 << 3)
1623 #define UVC_STREAM_PTS  (1 << 2)
1624 #define UVC_STREAM_EOF  (1 << 1)
1625 #define UVC_STREAM_FID  (1 << 0)
1626 
1627 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1628                         u8 *data, int len)
1629 {
1630         struct sd *sd = (struct sd *) gspca_dev;
1631         __u32 this_pts;
1632         u8 this_fid;
1633         int remaining_len = len;
1634         int payload_len;
1635 
1636         payload_len = gspca_dev->cam.bulk ? 2048 : 2040;
1637         do {
1638                 len = min(remaining_len, payload_len);
1639 
1640                 /* Payloads are prefixed with a UVC-style header.  We
1641                    consider a frame to start when the FID toggles, or the PTS
1642                    changes.  A frame ends when EOF is set, and we've received
1643                    the correct number of bytes. */
1644 
1645                 /* Verify UVC header.  Header length is always 12 */
1646                 if (data[0] != 12 || len < 12) {
1647                         gspca_dbg(gspca_dev, D_PACK, "bad header\n");
1648                         goto discard;
1649                 }
1650 
1651                 /* Check errors */
1652                 if (data[1] & UVC_STREAM_ERR) {
1653                         gspca_dbg(gspca_dev, D_PACK, "payload error\n");
1654                         goto discard;
1655                 }
1656 
1657                 /* Extract PTS and FID */
1658                 if (!(data[1] & UVC_STREAM_PTS)) {
1659                         gspca_dbg(gspca_dev, D_PACK, "PTS not present\n");
1660                         goto discard;
1661                 }
1662                 this_pts = (data[5] << 24) | (data[4] << 16)
1663                                                 | (data[3] << 8) | data[2];
1664                 this_fid = data[1] & UVC_STREAM_FID;
1665 
1666                 /* If PTS or FID has changed, start a new frame. */
1667                 if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
1668                         if (gspca_dev->last_packet_type == INTER_PACKET)
1669                                 gspca_frame_add(gspca_dev, LAST_PACKET,
1670                                                 NULL, 0);
1671                         sd->last_pts = this_pts;
1672                         sd->last_fid = this_fid;
1673                         gspca_frame_add(gspca_dev, FIRST_PACKET,
1674                                         data + 12, len - 12);
1675                 /* If this packet is marked as EOF, end the frame */
1676                 } else if (data[1] & UVC_STREAM_EOF) {
1677                         sd->last_pts = 0;
1678                         gspca_frame_add(gspca_dev, LAST_PACKET,
1679                                         data + 12, len - 12);
1680                 } else {
1681 
1682                         /* Add the data from this payload */
1683                         gspca_frame_add(gspca_dev, INTER_PACKET,
1684                                         data + 12, len - 12);
1685                 }
1686 
1687                 /* Done this payload */
1688                 goto scan_next;
1689 
1690 discard:
1691                 /* Discard data until a new frame starts. */
1692                 gspca_dev->last_packet_type = DISCARD_PACKET;
1693 
1694 scan_next:
1695                 remaining_len -= len;
1696                 data += len;
1697         } while (remaining_len > 0);
1698 }
1699 
1700 static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
1701 {
1702         struct gspca_dev *gspca_dev =
1703                 container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
1704 
1705         gspca_dev->usb_err = 0;
1706 
1707         if (!gspca_dev->streaming)
1708                 return 0;
1709 
1710         switch (ctrl->id) {
1711         case V4L2_CID_BRIGHTNESS:
1712                 setbrightness(gspca_dev, ctrl->val);
1713                 break;
1714         case V4L2_CID_CONTRAST:
1715                 setcontrast(gspca_dev, ctrl->val);
1716                 break;
1717         case V4L2_CID_SATURATION:
1718                 setsatur(gspca_dev, ctrl->val);
1719                 break;
1720         case V4L2_CID_POWER_LINE_FREQUENCY:
1721                 setlightfreq(gspca_dev, ctrl->val);
1722                 break;
1723         case V4L2_CID_SHARPNESS:
1724                 setsharpness(gspca_dev, ctrl->val);
1725                 break;
1726         case V4L2_CID_AUTOGAIN:
1727                 if (ctrl->is_new)
1728                         setautogain(gspca_dev, ctrl->val);
1729                 if (!ctrl->val && gspca_dev->exposure->is_new)
1730                         setexposure(gspca_dev, gspca_dev->exposure->val);
1731                 break;
1732         }
1733         return gspca_dev->usb_err;
1734 }
1735 
1736 static const struct v4l2_ctrl_ops sd_ctrl_ops = {
1737         .s_ctrl = sd_s_ctrl,
1738 };
1739 
1740 static int sd_init_controls(struct gspca_dev *gspca_dev)
1741 {
1742         struct sd *sd = (struct sd *)gspca_dev;
1743         struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
1744 
1745         if (sd->sensor == SENSOR_OV971x)
1746                 return 0;
1747         if (sd->sensor == SENSOR_OV361x)
1748                 return 0;
1749         gspca_dev->vdev.ctrl_handler = hdl;
1750         v4l2_ctrl_handler_init(hdl, 7);
1751         if (sd->sensor == SENSOR_OV562x) {
1752                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1753                         V4L2_CID_BRIGHTNESS, -90, 90, 1, 0);
1754         } else {
1755                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1756                         V4L2_CID_BRIGHTNESS, 0, 15, 1, 7);
1757                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1758                         V4L2_CID_CONTRAST, 0, 15, 1, 3);
1759                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1760                         V4L2_CID_SATURATION, 0, 4, 1, 2);
1761                 /* -1 = auto */
1762                 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1763                         V4L2_CID_SHARPNESS, -1, 4, 1, -1);
1764                 gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1765                         V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
1766                 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1767                         V4L2_CID_EXPOSURE, 0, 3, 1, 0);
1768                 v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
1769                         V4L2_CID_POWER_LINE_FREQUENCY,
1770                         V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0);
1771                 v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);
1772         }
1773 
1774         if (hdl->error) {
1775                 pr_err("Could not initialize controls\n");
1776                 return hdl->error;
1777         }
1778         return 0;
1779 }
1780 
1781 /* sub-driver description */
1782 static const struct sd_desc sd_desc = {
1783         .name     = MODULE_NAME,
1784         .config   = sd_config,
1785         .init     = sd_init,
1786         .init_controls = sd_init_controls,
1787         .start    = sd_start,
1788         .stopN    = sd_stopN,
1789         .pkt_scan = sd_pkt_scan,
1790 };
1791 
1792 /* -- module initialisation -- */
1793 static const struct usb_device_id device_table[] = {
1794         {USB_DEVICE(0x05a9, 0x8065)},
1795         {USB_DEVICE(0x06f8, 0x3003)},
1796         {USB_DEVICE(0x05a9, 0x1550)},
1797         {}
1798 };
1799 
1800 MODULE_DEVICE_TABLE(usb, device_table);
1801 
1802 /* -- device connect -- */
1803 static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id)
1804 {
1805         return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1806                                 THIS_MODULE);
1807 }
1808 
1809 static struct usb_driver sd_driver = {
1810         .name       = MODULE_NAME,
1811         .id_table   = device_table,
1812         .probe      = sd_probe,
1813         .disconnect = gspca_disconnect,
1814 #ifdef CONFIG_PM
1815         .suspend    = gspca_suspend,
1816         .resume     = gspca_resume,
1817         .reset_resume = gspca_resume,
1818 #endif
1819 };
1820 
1821 module_usb_driver(sd_driver);
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root/drivers/media/usb/gspca/ov534_9.c

DEFINITIONS
