drivers/media/video/gspca/spca508.c

   1 /*
   2  * SPCA508 chip based cameras subdriver
   3  *
   4  * Copyright (C) 2009 Jean-Francois Moine <http://moinejf.free.fr>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  19  */
  20
  21 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  22
  23 #define MODULE_NAME "spca508"
  24
  25 #include "gspca.h"
  26
  27 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
  28 MODULE_DESCRIPTION("GSPCA/SPCA508 USB Camera Driver");
  29 MODULE_LICENSE("GPL");
  30
  31 /* specific webcam descriptor */
  32 struct sd {
  33         struct gspca_dev gspca_dev;             /* !! must be the first item */
  34
  35         u8 brightness;
  36
  37         u8 subtype;
  38 #define CreativeVista 0
  39 #define HamaUSBSightcam 1
  40 #define HamaUSBSightcam2 2
  41 #define IntelEasyPCCamera 3
  42 #define MicroInnovationIC200 4
  43 #define ViewQuestVQ110 5
  44 };
  45
  46 /* V4L2 controls supported by the driver */
  47 static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
  48 static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
  49
  50 static const struct ctrl sd_ctrls[] = {
  51         {
  52             {
  53                 .id      = V4L2_CID_BRIGHTNESS,
  54                 .type    = V4L2_CTRL_TYPE_INTEGER,
  55                 .name    = "Brightness",
  56                 .minimum = 0,
  57                 .maximum = 255,
  58                 .step    = 1,
  59 #define BRIGHTNESS_DEF 128
  60                 .default_value = BRIGHTNESS_DEF,
  61             },
  62             .set = sd_setbrightness,
  63             .get = sd_getbrightness,
  64         },
  65 };
  66
  67 static const struct v4l2_pix_format sif_mode[] = {
  68         {160, 120, V4L2_PIX_FMT_SPCA508, V4L2_FIELD_NONE,
  69                 .bytesperline = 160,
  70                 .sizeimage = 160 * 120 * 3 / 2,
  71                 .colorspace = V4L2_COLORSPACE_SRGB,
  72                 .priv = 3},
  73         {176, 144, V4L2_PIX_FMT_SPCA508, V4L2_FIELD_NONE,
  74                 .bytesperline = 176,
  75                 .sizeimage = 176 * 144 * 3 / 2,
  76                 .colorspace = V4L2_COLORSPACE_SRGB,
  77                 .priv = 2},
  78         {320, 240, V4L2_PIX_FMT_SPCA508, V4L2_FIELD_NONE,
  79                 .bytesperline = 320,
  80                 .sizeimage = 320 * 240 * 3 / 2,
  81                 .colorspace = V4L2_COLORSPACE_SRGB,
  82                 .priv = 1},
  83         {352, 288, V4L2_PIX_FMT_SPCA508, V4L2_FIELD_NONE,
  84                 .bytesperline = 352,
  85                 .sizeimage = 352 * 288 * 3 / 2,
  86                 .colorspace = V4L2_COLORSPACE_SRGB,
  87                 .priv = 0},
  88 };
  89
  90 /* Frame packet header offsets for the spca508 */
  91 #define SPCA508_OFFSET_DATA 37
  92
  93 /*
  94  * Initialization data: this is the first set-up data written to the
  95  * device (before the open data).
  96  */
  97 static const u16 spca508_init_data[][2] = {
  98         {0x0000, 0x870b},
  99
 100         {0x0020, 0x8112},       /* Video drop enable, ISO streaming disable */
 101         {0x0003, 0x8111},       /* Reset compression & memory */
 102         {0x0000, 0x8110},       /* Disable all outputs */
 103         /* READ {0x0000, 0x8114} -> 0000: 00  */
 104         {0x0000, 0x8114},       /* SW GPIO data */
 105         {0x0008, 0x8110},       /* Enable charge pump output */
 106         {0x0002, 0x8116},       /* 200 kHz pump clock */
 107         /* UNKNOWN DIRECTION (URB_FUNCTION_SELECT_INTERFACE:) */
 108         {0x0003, 0x8111},       /* Reset compression & memory */
 109         {0x0000, 0x8111},       /* Normal mode (not reset) */
 110         {0x0098, 0x8110},
 111                 /* Enable charge pump output, sync.serial,external 2x clock */
 112         {0x000d, 0x8114},       /* SW GPIO data */
 113         {0x0002, 0x8116},       /* 200 kHz pump clock */
 114         {0x0020, 0x8112},       /* Video drop enable, ISO streaming disable */
 115 /* --------------------------------------- */
 116         {0x000f, 0x8402},       /* memory bank */
 117         {0x0000, 0x8403},       /* ... address */
 118 /* --------------------------------------- */
 119 /* 0x88__ is Synchronous Serial Interface. */
 120 /* TBD: This table could be expressed more compactly */
 121 /* using spca508_write_i2c_vector(). */
 122 /* TBD: Should see if the values in spca50x_i2c_data */
 123 /* would work with the VQ110 instead of the values */
 124 /* below. */
 125         {0x00c0, 0x8804},       /* SSI slave addr */
 126         {0x0008, 0x8802},       /* 375 Khz SSI clock */
 127         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 128         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 129         {0x0008, 0x8802},       /* 375 Khz SSI clock */
 130         {0x0012, 0x8801},       /* SSI reg addr */
 131         {0x0080, 0x8800},       /* SSI data to write */
 132         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 133         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 134         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 135         {0x0008, 0x8802},       /* 375 Khz SSI clock */
 136         {0x0012, 0x8801},       /* SSI reg addr */
 137         {0x0000, 0x8800},       /* SSI data to write */
 138         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 139         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 140         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 141         {0x0008, 0x8802},       /* 375 Khz SSI clock */
 142         {0x0011, 0x8801},       /* SSI reg addr */
 143         {0x0040, 0x8800},       /* SSI data to write */
 144         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 145         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 146         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 147         {0x0008, 0x8802},
 148         {0x0013, 0x8801},
 149         {0x0000, 0x8800},
 150         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 151         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 152         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 153         {0x0008, 0x8802},
 154         {0x0014, 0x8801},
 155         {0x0000, 0x8800},
 156         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 157         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 158         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 159         {0x0008, 0x8802},
 160         {0x0015, 0x8801},
 161         {0x0001, 0x8800},
 162         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 163         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 164         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 165         {0x0008, 0x8802},
 166         {0x0016, 0x8801},
 167         {0x0003, 0x8800},
 168         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 169         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 170         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 171         {0x0008, 0x8802},
 172         {0x0017, 0x8801},
 173         {0x0036, 0x8800},
 174         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 175         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 176         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 177         {0x0008, 0x8802},
 178         {0x0018, 0x8801},
 179         {0x00ec, 0x8800},
 180         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 181         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 182         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 183         {0x0008, 0x8802},
 184         {0x001a, 0x8801},
 185         {0x0094, 0x8800},
 186         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 187         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 188         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 189         {0x0008, 0x8802},
 190         {0x001b, 0x8801},
 191         {0x0000, 0x8800},
 192         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 193         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 194         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 195         {0x0008, 0x8802},
 196         {0x0027, 0x8801},
 197         {0x00a2, 0x8800},
 198         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 199         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 200         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 201         {0x0008, 0x8802},
 202         {0x0028, 0x8801},
 203         {0x0040, 0x8800},
 204         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 205         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 206         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 207         {0x0008, 0x8802},
 208         {0x002a, 0x8801},
 209         {0x0084, 0x8800},
 210         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 211         /* READ { 0x0001, 0x8803 } -> 0000: 00 */
 212         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 213         {0x0008, 0x8802},
 214         {0x002b, 0x8801},
 215         {0x00a8, 0x8800},
 216         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 217         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 218         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 219         {0x0008, 0x8802},
 220         {0x002c, 0x8801},
 221         {0x00fe, 0x8800},
 222         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 223         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 224         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 225         {0x0008, 0x8802},
 226         {0x002d, 0x8801},
 227         {0x0003, 0x8800},
 228         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 229         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 230         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 231         {0x0008, 0x8802},
 232         {0x0038, 0x8801},
 233         {0x0083, 0x8800},
 234         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 235         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 236         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 237         {0x0008, 0x8802},
 238         {0x0033, 0x8801},
 239         {0x0081, 0x8800},
 240         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 241         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 242         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 243         {0x0008, 0x8802},
 244         {0x0034, 0x8801},
 245         {0x004a, 0x8800},
 246         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 247         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 248         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 249         {0x0008, 0x8802},
 250         {0x0039, 0x8801},
 251         {0x0000, 0x8800},
 252         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 253         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 254         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 255         {0x0008, 0x8802},
 256         {0x0010, 0x8801},
 257         {0x00a8, 0x8800},
 258         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 259         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 260         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 261         {0x0008, 0x8802},
 262         {0x0006, 0x8801},
 263         {0x0058, 0x8800},
 264         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 265         /* READ { 0x0001, 0x8803 } -> 0000: 00 */
 266         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 267         {0x0008, 0x8802},
 268         {0x0000, 0x8801},
 269         {0x0004, 0x8800},
 270         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 271         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 272         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 273         {0x0008, 0x8802},
 274         {0x0040, 0x8801},
 275         {0x0080, 0x8800},
 276         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 277         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 278         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 279         {0x0008, 0x8802},
 280         {0x0041, 0x8801},
 281         {0x000c, 0x8800},
 282         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 283         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 284         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 285         {0x0008, 0x8802},
 286         {0x0042, 0x8801},
 287         {0x000c, 0x8800},
 288         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 289         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 290         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 291         {0x0008, 0x8802},
 292         {0x0043, 0x8801},
 293         {0x0028, 0x8800},
 294         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 295         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 296         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 297         {0x0008, 0x8802},
 298         {0x0044, 0x8801},
 299         {0x0080, 0x8800},
 300         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 301         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 302         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 303         {0x0008, 0x8802},
 304         {0x0045, 0x8801},
 305         {0x0020, 0x8800},
 306         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 307         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 308         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 309         {0x0008, 0x8802},
 310         {0x0046, 0x8801},
 311         {0x0020, 0x8800},
 312         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 313         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 314         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 315         {0x0008, 0x8802},
 316         {0x0047, 0x8801},
 317         {0x0080, 0x8800},
 318         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 319         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 320         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 321         {0x0008, 0x8802},
 322         {0x0048, 0x8801},
 323         {0x004c, 0x8800},
 324         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 325         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 326         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 327         {0x0008, 0x8802},
 328         {0x0049, 0x8801},
 329         {0x0084, 0x8800},
 330         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 331         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 332         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 333         {0x0008, 0x8802},
 334         {0x004a, 0x8801},
 335         {0x0084, 0x8800},
 336         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 337         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 338         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 339         {0x0008, 0x8802},
 340         {0x004b, 0x8801},
 341         {0x0084, 0x8800},
 342         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 343         /* --------------------------------------- */
 344         {0x0012, 0x8700},       /* Clock speed 48Mhz/(2+2)/2= 6 Mhz */
 345         {0x0000, 0x8701},       /* CKx1 clock delay adj */
 346         {0x0000, 0x8701},       /* CKx1 clock delay adj */
 347         {0x0001, 0x870c},       /* CKOx2 output */
 348         /* --------------------------------------- */
 349         {0x0080, 0x8600},       /* Line memory read counter (L) */
 350         {0x0001, 0x8606},       /* reserved */
 351         {0x0064, 0x8607},       /* Line memory read counter (H) 0x6480=25,728 */
 352         {0x002a, 0x8601},       /* CDSP sharp interpolation mode,
 353          *                      line sel for color sep, edge enhance enab */
 354         {0x0000, 0x8602},       /* optical black level for user settng = 0 */
 355         {0x0080, 0x8600},       /* Line memory read counter (L) */
 356         {0x000a, 0x8603},       /* optical black level calc mode:
 357                                  * auto; optical black offset = 10 */
 358         {0x00df, 0x865b},       /* Horiz offset for valid pixels (L)=0xdf */
 359         {0x0012, 0x865c},       /* Vert offset for valid lines (L)=0x12 */
 360
 361 /* The following two lines seem to be the "wrong" resolution. */
 362 /* But perhaps these indicate the actual size of the sensor */
 363 /* rather than the size of the current video mode. */
 364         {0x0058, 0x865d},       /* Horiz valid pixels (*4) (L) = 352 */
 365         {0x0048, 0x865e},       /* Vert valid lines (*4) (L) = 288 */
 366
 367         {0x0015, 0x8608},       /* A11 Coef ... */
 368         {0x0030, 0x8609},
 369         {0x00fb, 0x860a},
 370         {0x003e, 0x860b},
 371         {0x00ce, 0x860c},
 372         {0x00f4, 0x860d},
 373         {0x00eb, 0x860e},
 374         {0x00dc, 0x860f},
 375         {0x0039, 0x8610},
 376         {0x0001, 0x8611},       /* R offset for white balance ... */
 377         {0x0000, 0x8612},
 378         {0x0001, 0x8613},
 379         {0x0000, 0x8614},
 380         {0x005b, 0x8651},       /* R gain for white balance ... */
 381         {0x0040, 0x8652},
 382         {0x0060, 0x8653},
 383         {0x0040, 0x8654},
 384         {0x0000, 0x8655},
 385         {0x0001, 0x863f},       /* Fixed gamma correction enable, USB control,
 386                                  * lum filter disable, lum noise clip disable */
 387         {0x00a1, 0x8656},       /* Window1 size 256x256, Windows2 size 64x64,
 388                                  * gamma look-up disable,
 389                                  * new edge enhancement enable */
 390         {0x0018, 0x8657},       /* Edge gain high thresh */
 391         {0x0020, 0x8658},       /* Edge gain low thresh */
 392         {0x000a, 0x8659},       /* Edge bandwidth high threshold */
 393         {0x0005, 0x865a},       /* Edge bandwidth low threshold */
 394         /* -------------------------------- */
 395         {0x0030, 0x8112},       /* Video drop enable, ISO streaming enable */
 396         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 397         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 398         {0xa908, 0x8802},
 399         {0x0034, 0x8801},       /* SSI reg addr */
 400         {0x00ca, 0x8800},
 401         /* SSI data to write */
 402         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 403         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 404         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 405         {0x1f08, 0x8802},
 406         {0x0006, 0x8801},
 407         {0x0080, 0x8800},
 408         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 409
 410 /* ----- Read back coefs we wrote earlier. */
 411         /* READ { 0x0000, 0x8608 } -> 0000: 15  */
 412         /* READ { 0x0000, 0x8609 } -> 0000: 30  */
 413         /* READ { 0x0000, 0x860a } -> 0000: fb  */
 414         /* READ { 0x0000, 0x860b } -> 0000: 3e  */
 415         /* READ { 0x0000, 0x860c } -> 0000: ce  */
 416         /* READ { 0x0000, 0x860d } -> 0000: f4  */
 417         /* READ { 0x0000, 0x860e } -> 0000: eb  */
 418         /* READ { 0x0000, 0x860f } -> 0000: dc  */
 419         /* READ { 0x0000, 0x8610 } -> 0000: 39  */
 420         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 421         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 422         {0xb008, 0x8802},
 423         {0x0006, 0x8801},
 424         {0x007d, 0x8800},
 425         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 426
 427
 428         /* This chunk is seemingly redundant with */
 429         /* earlier commands (A11 Coef...), but if I disable it, */
 430         /* the image appears too dark.  Maybe there was some kind of */
 431         /* reset since the earlier commands, so this is necessary again. */
 432         {0x0015, 0x8608},
 433         {0x0030, 0x8609},
 434         {0xfffb, 0x860a},
 435         {0x003e, 0x860b},
 436         {0xffce, 0x860c},
 437         {0xfff4, 0x860d},
 438         {0xffeb, 0x860e},
 439         {0xffdc, 0x860f},
 440         {0x0039, 0x8610},
 441         {0x0018, 0x8657},
 442
 443         {0x0000, 0x8508},       /* Disable compression. */
 444         /* Previous line was:
 445         {0x0021, 0x8508},        * Enable compression. */
 446         {0x0032, 0x850b},       /* compression stuff */
 447         {0x0003, 0x8509},       /* compression stuff */
 448         {0x0011, 0x850a},       /* compression stuff */
 449         {0x0021, 0x850d},       /* compression stuff */
 450         {0x0010, 0x850c},       /* compression stuff */
 451         {0x0003, 0x8500},       /* *** Video mode: 160x120 */
 452         {0x0001, 0x8501},       /* Hardware-dominated snap control */
 453         {0x0061, 0x8656},       /* Window1 size 128x128, Windows2 size 128x128,
 454                                  * gamma look-up disable,
 455                                  * new edge enhancement enable */
 456         {0x0018, 0x8617},       /* Window1 start X (*2) */
 457         {0x0008, 0x8618},       /* Window1 start Y (*2) */
 458         {0x0061, 0x8656},       /* Window1 size 128x128, Windows2 size 128x128,
 459                                  * gamma look-up disable,
 460                                  * new edge enhancement enable */
 461         {0x0058, 0x8619},       /* Window2 start X (*2) */
 462         {0x0008, 0x861a},       /* Window2 start Y (*2) */
 463         {0x00ff, 0x8615},       /* High lum thresh for white balance */
 464         {0x0000, 0x8616},       /* Low lum thresh for white balance */
 465         {0x0012, 0x8700},       /* Clock speed 48Mhz/(2+2)/2= 6 Mhz */
 466         {0x0012, 0x8700},       /* Clock speed 48Mhz/(2+2)/2= 6 Mhz */
 467         /* READ { 0x0000, 0x8656 } -> 0000: 61  */
 468         {0x0028, 0x8802},    /* 375 Khz SSI clock, SSI r/w sync with VSYNC */
 469         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 470         /* READ { 0x0001, 0x8802 } -> 0000: 28  */
 471         {0x1f28, 0x8802},    /* 375 Khz SSI clock, SSI r/w sync with VSYNC */
 472         {0x0010, 0x8801},       /* SSI reg addr */
 473         {0x003e, 0x8800},       /* SSI data to write */
 474         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 475         {0x0028, 0x8802},
 476         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 477         /* READ { 0x0001, 0x8802 } -> 0000: 28  */
 478         {0x1f28, 0x8802},
 479         {0x0000, 0x8801},
 480         {0x001f, 0x8800},
 481         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 482         {0x0001, 0x8602},    /* optical black level for user settning = 1 */
 483
 484         /* Original: */
 485         {0x0023, 0x8700},       /* Clock speed 48Mhz/(3+2)/4= 2.4 Mhz */
 486         {0x000f, 0x8602},    /* optical black level for user settning = 15 */
 487
 488         {0x0028, 0x8802},
 489         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 490         /* READ { 0x0001, 0x8802 } -> 0000: 28  */
 491         {0x1f28, 0x8802},
 492         {0x0010, 0x8801},
 493         {0x007b, 0x8800},
 494         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 495         {0x002f, 0x8651},       /* R gain for white balance ... */
 496         {0x0080, 0x8653},
 497         /* READ { 0x0000, 0x8655 } -> 0000: 00  */
 498         {0x0000, 0x8655},
 499
 500         {0x0030, 0x8112},       /* Video drop enable, ISO streaming enable */
 501         {0x0020, 0x8112},       /* Video drop enable, ISO streaming disable */
 502         /* UNKNOWN DIRECTION (URB_FUNCTION_SELECT_INTERFACE: (ALT=0) ) */
 503         {}
 504 };
 505
 506 /*
 507  * Initialization data for Intel EasyPC Camera CS110
 508  */
 509 static const u16 spca508cs110_init_data[][2] = {
 510         {0x0000, 0x870b},       /* Reset CTL3 */
 511         {0x0003, 0x8111},       /* Soft Reset compression, memory, TG & CDSP */
 512         {0x0000, 0x8111},       /* Normal operation on reset */
 513         {0x0090, 0x8110},
 514                  /* External Clock 2x & Synchronous Serial Interface Output */
 515         {0x0020, 0x8112},       /* Video Drop packet enable */
 516         {0x0000, 0x8114},       /* Software GPIO output data */
 517         {0x0001, 0x8114},
 518         {0x0001, 0x8114},
 519         {0x0001, 0x8114},
 520         {0x0003, 0x8114},
 521
 522         /* Initial sequence Synchronous Serial Interface */
 523         {0x000f, 0x8402},       /* Memory bank Address */
 524         {0x0000, 0x8403},       /* Memory bank Address */
 525         {0x00ba, 0x8804},       /* SSI Slave address */
 526         {0x0010, 0x8802},       /* 93.75kHz SSI Clock Two DataByte */
 527         {0x0010, 0x8802},       /* 93.75kHz SSI Clock two DataByte */
 528
 529         {0x0001, 0x8801},
 530         {0x000a, 0x8805},       /* a - NWG: Dunno what this is about */
 531         {0x0000, 0x8800},
 532         {0x0010, 0x8802},
 533
 534         {0x0002, 0x8801},
 535         {0x0000, 0x8805},
 536         {0x0000, 0x8800},
 537         {0x0010, 0x8802},
 538
 539         {0x0003, 0x8801},
 540         {0x0027, 0x8805},
 541         {0x0001, 0x8800},
 542         {0x0010, 0x8802},
 543
 544         {0x0004, 0x8801},
 545         {0x0065, 0x8805},
 546         {0x0001, 0x8800},
 547         {0x0010, 0x8802},
 548
 549         {0x0005, 0x8801},
 550         {0x0003, 0x8805},
 551         {0x0000, 0x8800},
 552         {0x0010, 0x8802},
 553
 554         {0x0006, 0x8801},
 555         {0x001c, 0x8805},
 556         {0x0000, 0x8800},
 557         {0x0010, 0x8802},
 558
 559         {0x0007, 0x8801},
 560         {0x002a, 0x8805},
 561         {0x0000, 0x8800},
 562         {0x0010, 0x8802},
 563
 564         {0x0002, 0x8704},       /* External input CKIx1 */
 565         {0x0001, 0x8606},    /* 1 Line memory Read Counter (H) Result: (d)410 */
 566         {0x009a, 0x8600},       /* Line memory Read Counter (L) */
 567         {0x0001, 0x865b},       /* 1 Horizontal Offset for Valid Pixel(L) */
 568         {0x0003, 0x865c},       /* 3 Vertical Offset for Valid Lines(L) */
 569         {0x0058, 0x865d},       /* 58 Horizontal Valid Pixel Window(L) */
 570
 571         {0x0006, 0x8660},       /* Nibble data + input order */
 572
 573         {0x000a, 0x8602},       /* Optical black level set to 0x0a */
 574         {0x0000, 0x8603},       /* Optical black level Offset */
 575
 576 /*      {0x0000, 0x8611},        * 0 R  Offset for white Balance */
 577 /*      {0x0000, 0x8612},        * 1 Gr Offset for white Balance */
 578 /*      {0x0000, 0x8613},        * 1f B  Offset for white Balance */
 579 /*      {0x0000, 0x8614},        * f0 Gb Offset for white Balance */
 580
 581         {0x0040, 0x8651},   /* 2b BLUE gain for white balance  good at all 60 */
 582         {0x0030, 0x8652},       /* 41 Gr Gain for white Balance (L) */
 583         {0x0035, 0x8653},       /* 26 RED gain for white balance */
 584         {0x0035, 0x8654},       /* 40Gb Gain for white Balance (L) */
 585         {0x0041, 0x863f},
 586               /* Fixed Gamma correction enabled (makes colours look better) */
 587
 588         {0x0000, 0x8655},
 589                 /* High bits for white balance*****brightness control*** */
 590         {}
 591 };
 592
 593 static const u16 spca508_sightcam_init_data[][2] = {
 594 /* This line seems to setup the frame/canvas */
 595         {0x000f, 0x8402},
 596
 597 /* These 6 lines are needed to startup the webcam */
 598         {0x0090, 0x8110},
 599         {0x0001, 0x8114},
 600         {0x0001, 0x8114},
 601         {0x0001, 0x8114},
 602         {0x0003, 0x8114},
 603         {0x0080, 0x8804},
 604
 605 /* This part seems to make the pictures darker? (autobrightness?) */
 606         {0x0001, 0x8801},
 607         {0x0004, 0x8800},
 608         {0x0003, 0x8801},
 609         {0x00e0, 0x8800},
 610         {0x0004, 0x8801},
 611         {0x00b4, 0x8800},
 612         {0x0005, 0x8801},
 613         {0x0000, 0x8800},
 614
 615         {0x0006, 0x8801},
 616         {0x00e0, 0x8800},
 617         {0x0007, 0x8801},
 618         {0x000c, 0x8800},
 619
 620 /* This section is just needed, it probably
 621  * does something like the previous section,
 622  * but the cam won't start if it's not included.
 623  */
 624         {0x0014, 0x8801},
 625         {0x0008, 0x8800},
 626         {0x0015, 0x8801},
 627         {0x0067, 0x8800},
 628         {0x0016, 0x8801},
 629         {0x0000, 0x8800},
 630         {0x0017, 0x8801},
 631         {0x0020, 0x8800},
 632         {0x0018, 0x8801},
 633         {0x0044, 0x8800},
 634
 635 /* Makes the picture darker - and the
 636  * cam won't start if not included
 637  */
 638         {0x001e, 0x8801},
 639         {0x00ea, 0x8800},
 640         {0x001f, 0x8801},
 641         {0x0001, 0x8800},
 642         {0x0003, 0x8801},
 643         {0x00e0, 0x8800},
 644
 645 /* seems to place the colors ontop of each other #1 */
 646         {0x0006, 0x8704},
 647         {0x0001, 0x870c},
 648         {0x0016, 0x8600},
 649         {0x0002, 0x8606},
 650
 651 /* if not included the pictures becomes _very_ dark */
 652         {0x0064, 0x8607},
 653         {0x003a, 0x8601},
 654         {0x0000, 0x8602},
 655
 656 /* seems to place the colors ontop of each other #2 */
 657         {0x0016, 0x8600},
 658         {0x0018, 0x8617},
 659         {0x0008, 0x8618},
 660         {0x00a1, 0x8656},
 661
 662 /* webcam won't start if not included */
 663         {0x0007, 0x865b},
 664         {0x0001, 0x865c},
 665         {0x0058, 0x865d},
 666         {0x0048, 0x865e},
 667
 668 /* adjusts the colors */
 669         {0x0049, 0x8651},
 670         {0x0040, 0x8652},
 671         {0x004c, 0x8653},
 672         {0x0040, 0x8654},
 673         {}
 674 };
 675
 676 static const u16 spca508_sightcam2_init_data[][2] = {
 677         {0x0020, 0x8112},
 678
 679         {0x000f, 0x8402},
 680         {0x0000, 0x8403},
 681
 682         {0x0008, 0x8201},
 683         {0x0008, 0x8200},
 684         {0x0001, 0x8200},
 685         {0x0009, 0x8201},
 686         {0x0008, 0x8200},
 687         {0x0001, 0x8200},
 688         {0x000a, 0x8201},
 689         {0x0008, 0x8200},
 690         {0x0001, 0x8200},
 691         {0x000b, 0x8201},
 692         {0x0008, 0x8200},
 693         {0x0001, 0x8200},
 694         {0x000c, 0x8201},
 695         {0x0008, 0x8200},
 696         {0x0001, 0x8200},
 697         {0x000d, 0x8201},
 698         {0x0008, 0x8200},
 699         {0x0001, 0x8200},
 700         {0x000e, 0x8201},
 701         {0x0008, 0x8200},
 702         {0x0001, 0x8200},
 703         {0x0007, 0x8201},
 704         {0x0008, 0x8200},
 705         {0x0001, 0x8200},
 706         {0x000f, 0x8201},
 707         {0x0008, 0x8200},
 708         {0x0001, 0x8200},
 709
 710         {0x0018, 0x8660},
 711         {0x0010, 0x8201},
 712
 713         {0x0008, 0x8200},
 714         {0x0001, 0x8200},
 715         {0x0011, 0x8201},
 716         {0x0008, 0x8200},
 717         {0x0001, 0x8200},
 718
 719         {0x0000, 0x86b0},
 720         {0x0034, 0x86b1},
 721         {0x0000, 0x86b2},
 722         {0x0049, 0x86b3},
 723         {0x0000, 0x86b4},
 724         {0x0000, 0x86b4},
 725
 726         {0x0012, 0x8201},
 727         {0x0008, 0x8200},
 728         {0x0001, 0x8200},
 729         {0x0013, 0x8201},
 730         {0x0008, 0x8200},
 731         {0x0001, 0x8200},
 732
 733         {0x0001, 0x86b0},
 734         {0x00aa, 0x86b1},
 735         {0x0000, 0x86b2},
 736         {0x00e4, 0x86b3},
 737         {0x0000, 0x86b4},
 738         {0x0000, 0x86b4},
 739
 740         {0x0018, 0x8660},
 741
 742         {0x0090, 0x8110},
 743         {0x0001, 0x8114},
 744         {0x0001, 0x8114},
 745         {0x0001, 0x8114},
 746         {0x0003, 0x8114},
 747
 748         {0x0080, 0x8804},
 749         {0x0003, 0x8801},
 750         {0x0012, 0x8800},
 751         {0x0004, 0x8801},
 752         {0x0005, 0x8800},
 753         {0x0005, 0x8801},
 754         {0x0000, 0x8800},
 755         {0x0006, 0x8801},
 756         {0x0000, 0x8800},
 757         {0x0007, 0x8801},
 758         {0x0000, 0x8800},
 759         {0x0008, 0x8801},
 760         {0x0005, 0x8800},
 761         {0x000a, 0x8700},
 762         {0x000e, 0x8801},
 763         {0x0004, 0x8800},
 764         {0x0005, 0x8801},
 765         {0x0047, 0x8800},
 766         {0x0006, 0x8801},
 767         {0x0000, 0x8800},
 768         {0x0007, 0x8801},
 769         {0x00c0, 0x8800},
 770         {0x0008, 0x8801},
 771         {0x0003, 0x8800},
 772         {0x0013, 0x8801},
 773         {0x0001, 0x8800},
 774         {0x0009, 0x8801},
 775         {0x0000, 0x8800},
 776         {0x000a, 0x8801},
 777         {0x0000, 0x8800},
 778         {0x000b, 0x8801},
 779         {0x0000, 0x8800},
 780         {0x000c, 0x8801},
 781         {0x0000, 0x8800},
 782         {0x000e, 0x8801},
 783         {0x0004, 0x8800},
 784         {0x000f, 0x8801},
 785         {0x0000, 0x8800},
 786         {0x0010, 0x8801},
 787         {0x0006, 0x8800},
 788         {0x0011, 0x8801},
 789         {0x0006, 0x8800},
 790         {0x0012, 0x8801},
 791         {0x0000, 0x8800},
 792         {0x0013, 0x8801},
 793         {0x0001, 0x8800},
 794
 795         {0x000a, 0x8700},
 796         {0x0000, 0x8702},
 797         {0x0000, 0x8703},
 798         {0x00c2, 0x8704},
 799         {0x0001, 0x870c},
 800
 801         {0x0044, 0x8600},
 802         {0x0002, 0x8606},
 803         {0x0064, 0x8607},
 804         {0x003a, 0x8601},
 805         {0x0008, 0x8602},
 806         {0x0044, 0x8600},
 807         {0x0018, 0x8617},
 808         {0x0008, 0x8618},
 809         {0x00a1, 0x8656},
 810         {0x0004, 0x865b},
 811         {0x0002, 0x865c},
 812         {0x0058, 0x865d},
 813         {0x0048, 0x865e},
 814         {0x0012, 0x8608},
 815         {0x002c, 0x8609},
 816         {0x0002, 0x860a},
 817         {0x002c, 0x860b},
 818         {0x00db, 0x860c},
 819         {0x00f9, 0x860d},
 820         {0x00f1, 0x860e},
 821         {0x00e3, 0x860f},
 822         {0x002c, 0x8610},
 823         {0x006c, 0x8651},
 824         {0x0041, 0x8652},
 825         {0x0059, 0x8653},
 826         {0x0040, 0x8654},
 827         {0x00fa, 0x8611},
 828         {0x00ff, 0x8612},
 829         {0x00f8, 0x8613},
 830         {0x0000, 0x8614},
 831         {0x0001, 0x863f},
 832         {0x0000, 0x8640},
 833         {0x0026, 0x8641},
 834         {0x0045, 0x8642},
 835         {0x0060, 0x8643},
 836         {0x0075, 0x8644},
 837         {0x0088, 0x8645},
 838         {0x009b, 0x8646},
 839         {0x00b0, 0x8647},
 840         {0x00c5, 0x8648},
 841         {0x00d2, 0x8649},
 842         {0x00dc, 0x864a},
 843         {0x00e5, 0x864b},
 844         {0x00eb, 0x864c},
 845         {0x00f0, 0x864d},
 846         {0x00f6, 0x864e},
 847         {0x00fa, 0x864f},
 848         {0x00ff, 0x8650},
 849         {0x0060, 0x8657},
 850         {0x0010, 0x8658},
 851         {0x0018, 0x8659},
 852         {0x0005, 0x865a},
 853         {0x0018, 0x8660},
 854         {0x0003, 0x8509},
 855         {0x0011, 0x850a},
 856         {0x0032, 0x850b},
 857         {0x0010, 0x850c},
 858         {0x0021, 0x850d},
 859         {0x0001, 0x8500},
 860         {0x0000, 0x8508},
 861         {0x0012, 0x8608},
 862         {0x002c, 0x8609},
 863         {0x0002, 0x860a},
 864         {0x0039, 0x860b},
 865         {0x00d0, 0x860c},
 866         {0x00f7, 0x860d},
 867         {0x00ed, 0x860e},
 868         {0x00db, 0x860f},
 869         {0x0039, 0x8610},
 870         {0x0012, 0x8657},
 871         {0x000c, 0x8619},
 872         {0x0004, 0x861a},
 873         {0x00a1, 0x8656},
 874         {0x00c8, 0x8615},
 875         {0x0032, 0x8616},
 876
 877         {0x0030, 0x8112},
 878         {0x0020, 0x8112},
 879         {0x0020, 0x8112},
 880         {0x000f, 0x8402},
 881         {0x0000, 0x8403},
 882
 883         {0x0090, 0x8110},
 884         {0x0001, 0x8114},
 885         {0x0001, 0x8114},
 886         {0x0001, 0x8114},
 887         {0x0003, 0x8114},
 888         {0x0080, 0x8804},
 889
 890         {0x0003, 0x8801},
 891         {0x0012, 0x8800},
 892         {0x0004, 0x8801},
 893         {0x0005, 0x8800},
 894         {0x0005, 0x8801},
 895         {0x0047, 0x8800},
 896         {0x0006, 0x8801},
 897         {0x0000, 0x8800},
 898         {0x0007, 0x8801},
 899         {0x00c0, 0x8800},
 900         {0x0008, 0x8801},
 901         {0x0003, 0x8800},
 902         {0x000a, 0x8700},
 903         {0x000e, 0x8801},
 904         {0x0004, 0x8800},
 905         {0x0005, 0x8801},
 906         {0x0047, 0x8800},
 907         {0x0006, 0x8801},
 908         {0x0000, 0x8800},
 909         {0x0007, 0x8801},
 910         {0x00c0, 0x8800},
 911         {0x0008, 0x8801},
 912         {0x0003, 0x8800},
 913         {0x0013, 0x8801},
 914         {0x0001, 0x8800},
 915         {0x0009, 0x8801},
 916         {0x0000, 0x8800},
 917         {0x000a, 0x8801},
 918         {0x0000, 0x8800},
 919         {0x000b, 0x8801},
 920         {0x0000, 0x8800},
 921         {0x000c, 0x8801},
 922         {0x0000, 0x8800},
 923         {0x000e, 0x8801},
 924         {0x0004, 0x8800},
 925         {0x000f, 0x8801},
 926         {0x0000, 0x8800},
 927         {0x0010, 0x8801},
 928         {0x0006, 0x8800},
 929         {0x0011, 0x8801},
 930         {0x0006, 0x8800},
 931         {0x0012, 0x8801},
 932         {0x0000, 0x8800},
 933         {0x0013, 0x8801},
 934         {0x0001, 0x8800},
 935         {0x000a, 0x8700},
 936         {0x0000, 0x8702},
 937         {0x0000, 0x8703},
 938         {0x00c2, 0x8704},
 939         {0x0001, 0x870c},
 940         {0x0044, 0x8600},
 941         {0x0002, 0x8606},
 942         {0x0064, 0x8607},
 943         {0x003a, 0x8601},
 944         {0x0008, 0x8602},
 945         {0x0044, 0x8600},
 946         {0x0018, 0x8617},
 947         {0x0008, 0x8618},
 948         {0x00a1, 0x8656},
 949         {0x0004, 0x865b},
 950         {0x0002, 0x865c},
 951         {0x0058, 0x865d},
 952         {0x0048, 0x865e},
 953         {0x0012, 0x8608},
 954         {0x002c, 0x8609},
 955         {0x0002, 0x860a},
 956         {0x002c, 0x860b},
 957         {0x00db, 0x860c},
 958         {0x00f9, 0x860d},
 959         {0x00f1, 0x860e},
 960         {0x00e3, 0x860f},
 961         {0x002c, 0x8610},
 962         {0x006c, 0x8651},
 963         {0x0041, 0x8652},
 964         {0x0059, 0x8653},
 965         {0x0040, 0x8654},
 966         {0x00fa, 0x8611},
 967         {0x00ff, 0x8612},
 968         {0x00f8, 0x8613},
 969         {0x0000, 0x8614},
 970         {0x0001, 0x863f},
 971         {0x0000, 0x8640},
 972         {0x0026, 0x8641},
 973         {0x0045, 0x8642},
 974         {0x0060, 0x8643},
 975         {0x0075, 0x8644},
 976         {0x0088, 0x8645},
 977         {0x009b, 0x8646},
 978         {0x00b0, 0x8647},
 979         {0x00c5, 0x8648},
 980         {0x00d2, 0x8649},
 981         {0x00dc, 0x864a},
 982         {0x00e5, 0x864b},
 983         {0x00eb, 0x864c},
 984         {0x00f0, 0x864d},
 985         {0x00f6, 0x864e},
 986         {0x00fa, 0x864f},
 987         {0x00ff, 0x8650},
 988         {0x0060, 0x8657},
 989         {0x0010, 0x8658},
 990         {0x0018, 0x8659},
 991         {0x0005, 0x865a},
 992         {0x0018, 0x8660},
 993         {0x0003, 0x8509},
 994         {0x0011, 0x850a},
 995         {0x0032, 0x850b},
 996         {0x0010, 0x850c},
 997         {0x0021, 0x850d},
 998         {0x0001, 0x8500},
 999         {0x0000, 0x8508},
1000
1001         {0x0012, 0x8608},
1002         {0x002c, 0x8609},
1003         {0x0002, 0x860a},
1004         {0x0039, 0x860b},
1005         {0x00d0, 0x860c},
1006         {0x00f7, 0x860d},
1007         {0x00ed, 0x860e},
1008         {0x00db, 0x860f},
1009         {0x0039, 0x8610},
1010         {0x0012, 0x8657},
1011         {0x0064, 0x8619},
1012
1013 /* This line starts it all, it is not needed here */
1014 /* since it has been build into the driver */
1015 /* jfm: don't start now */
1016 /*      {0x0030, 0x8112}, */
1017         {}
1018 };
1019
1020 /*
1021  * Initialization data for Creative Webcam Vista
1022  */
1023 static const u16 spca508_vista_init_data[][2] = {
1024         {0x0008, 0x8200},       /* Clear register */
1025         {0x0000, 0x870b},       /* Reset CTL3 */
1026         {0x0020, 0x8112},       /* Video Drop packet enable */
1027         {0x0003, 0x8111},       /* Soft Reset compression, memory, TG & CDSP */
1028         {0x0000, 0x8110},       /* Disable everything */
1029         {0x0000, 0x8114},       /* Software GPIO output data */
1030         {0x0000, 0x8114},
1031
1032         {0x0003, 0x8111},
1033         {0x0000, 0x8111},
1034         {0x0090, 0x8110},    /* Enable: SSI output, External 2X clock output */
1035         {0x0020, 0x8112},
1036         {0x0000, 0x8114},
1037         {0x0001, 0x8114},
1038         {0x0001, 0x8114},
1039         {0x0001, 0x8114},
1040         {0x0003, 0x8114},
1041
1042         {0x000f, 0x8402},       /* Memory bank Address */
1043         {0x0000, 0x8403},       /* Memory bank Address */
1044         {0x00ba, 0x8804},       /* SSI Slave address */
1045         {0x0010, 0x8802},       /* 93.75kHz SSI Clock Two DataByte */
1046
1047         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1048         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1049         {0x0010, 0x8802},       /* Will write 2 bytes (DATA1+DATA2) */
1050         {0x0020, 0x8801},       /* Register address for SSI read/write */
1051         {0x0044, 0x8805},       /* DATA2 */
1052         {0x0004, 0x8800},       /* DATA1 -> write triggered */
1053         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1054
1055         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1056         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1057         {0x0010, 0x8802},
1058         {0x0009, 0x8801},
1059         {0x0042, 0x8805},
1060         {0x0001, 0x8800},
1061         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1062
1063         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1064         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1065         {0x0010, 0x8802},
1066         {0x003c, 0x8801},
1067         {0x0001, 0x8805},
1068         {0x0000, 0x8800},
1069         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1070
1071         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1072         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1073         {0x0010, 0x8802},
1074         {0x0001, 0x8801},
1075         {0x000a, 0x8805},
1076         {0x0000, 0x8800},
1077         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1078
1079         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1080         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1081         {0x0010, 0x8802},
1082         {0x0002, 0x8801},
1083         {0x0000, 0x8805},
1084         {0x0000, 0x8800},
1085         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1086
1087         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1088         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1089         {0x0010, 0x8802},
1090         {0x0003, 0x8801},
1091         {0x0027, 0x8805},
1092         {0x0001, 0x8800},
1093         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1094
1095         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1096         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1097         {0x0010, 0x8802},
1098         {0x0004, 0x8801},
1099         {0x0065, 0x8805},
1100         {0x0001, 0x8800},
1101         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1102
1103         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1104         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1105         {0x0010, 0x8802},
1106         {0x0005, 0x8801},
1107         {0x0003, 0x8805},
1108         {0x0000, 0x8800},
1109         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1110
1111         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1112         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1113         {0x0010, 0x8802},
1114         {0x0006, 0x8801},
1115         {0x001c, 0x8805},
1116         {0x0000, 0x8800},
1117         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1118
1119         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1120         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1121         {0x0010, 0x8802},
1122         {0x0007, 0x8801},
1123         {0x002a, 0x8805},
1124         {0x0000, 0x8800},
1125         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1126
1127         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1128         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1129         {0x0010, 0x8802},
1130         {0x000e, 0x8801},
1131         {0x0000, 0x8805},
1132         {0x0000, 0x8800},
1133         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1134
1135         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1136         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1137         {0x0010, 0x8802},
1138         {0x0028, 0x8801},
1139         {0x002e, 0x8805},
1140         {0x0000, 0x8800},
1141         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1142
1143         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1144         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1145         {0x0010, 0x8802},
1146         {0x0039, 0x8801},
1147         {0x0013, 0x8805},
1148         {0x0000, 0x8800},
1149         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1150
1151         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1152         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1153         {0x0010, 0x8802},
1154         {0x003b, 0x8801},
1155         {0x000c, 0x8805},
1156         {0x0000, 0x8800},
1157         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1158
1159         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1160         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1161         {0x0010, 0x8802},
1162         {0x0035, 0x8801},
1163         {0x0028, 0x8805},
1164         {0x0000, 0x8800},
1165         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1166
1167         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1168         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1169         {0x0010, 0x8802},
1170         {0x0009, 0x8801},
1171         {0x0042, 0x8805},
1172         {0x0001, 0x8800},
1173         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1174
1175         {0x0050, 0x8703},
1176         {0x0002, 0x8704},       /* External input CKIx1 */
1177         {0x0001, 0x870c},       /* Select CKOx2 output */
1178         {0x009a, 0x8600},       /* Line memory Read Counter (L) */
1179         {0x0001, 0x8606},    /* 1 Line memory Read Counter (H) Result: (d)410 */
1180         {0x0023, 0x8601},
1181         {0x0010, 0x8602},
1182         {0x000a, 0x8603},
1183         {0x009a, 0x8600},
1184         {0x0001, 0x865b},       /* 1 Horizontal Offset for Valid Pixel(L) */
1185         {0x0003, 0x865c},       /* Vertical offset for valid lines (L) */
1186         {0x0058, 0x865d},       /* Horizontal valid pixels window (L) */
1187         {0x0048, 0x865e},       /* Vertical valid lines window (L) */
1188         {0x0000, 0x865f},
1189
1190         {0x0006, 0x8660},
1191                     /* Enable nibble data input, select nibble input order */
1192
1193         {0x0013, 0x8608},       /* A11 Coeficients for color correction */
1194         {0x0028, 0x8609},
1195                     /* Note: these values are confirmed at the end of array */
1196         {0x0005, 0x860a},       /* ... */
1197         {0x0025, 0x860b},
1198         {0x00e1, 0x860c},
1199         {0x00fa, 0x860d},
1200         {0x00f4, 0x860e},
1201         {0x00e8, 0x860f},
1202         {0x0025, 0x8610},       /* A33 Coef. */
1203         {0x00fc, 0x8611},       /* White balance offset: R */
1204         {0x0001, 0x8612},       /* White balance offset: Gr */
1205         {0x00fe, 0x8613},       /* White balance offset: B */
1206         {0x0000, 0x8614},       /* White balance offset: Gb */
1207
1208         {0x0064, 0x8651},       /* R gain for white balance (L) */
1209         {0x0040, 0x8652},       /* Gr gain for white balance (L) */
1210         {0x0066, 0x8653},       /* B gain for white balance (L) */
1211         {0x0040, 0x8654},       /* Gb gain for white balance (L) */
1212         {0x0001, 0x863f},       /* Enable fixed gamma correction */
1213
1214         {0x00a1, 0x8656},       /* Size - Window1: 256x256, Window2: 128x128,
1215                                  * UV division: UV no change,
1216                                  * Enable New edge enhancement */
1217         {0x0018, 0x8657},       /* Edge gain high threshold */
1218         {0x0020, 0x8658},       /* Edge gain low threshold */
1219         {0x000a, 0x8659},       /* Edge bandwidth high threshold */
1220         {0x0005, 0x865a},       /* Edge bandwidth low threshold */
1221         {0x0064, 0x8607},       /* UV filter enable */
1222
1223         {0x0016, 0x8660},
1224         {0x0000, 0x86b0},       /* Bad pixels compensation address */
1225         {0x00dc, 0x86b1},       /* X coord for bad pixels compensation (L) */
1226         {0x0000, 0x86b2},
1227         {0x0009, 0x86b3},       /* Y coord for bad pixels compensation (L) */
1228         {0x0000, 0x86b4},
1229
1230         {0x0001, 0x86b0},
1231         {0x00f5, 0x86b1},
1232         {0x0000, 0x86b2},
1233         {0x00c6, 0x86b3},
1234         {0x0000, 0x86b4},
1235
1236         {0x0002, 0x86b0},
1237         {0x001c, 0x86b1},
1238         {0x0001, 0x86b2},
1239         {0x00d7, 0x86b3},
1240         {0x0000, 0x86b4},
1241
1242         {0x0003, 0x86b0},
1243         {0x001c, 0x86b1},
1244         {0x0001, 0x86b2},
1245         {0x00d8, 0x86b3},
1246         {0x0000, 0x86b4},
1247
1248         {0x0004, 0x86b0},
1249         {0x001d, 0x86b1},
1250         {0x0001, 0x86b2},
1251         {0x00d8, 0x86b3},
1252         {0x0000, 0x86b4},
1253         {0x001e, 0x8660},
1254
1255         /* READ { 0x0000, 0x8608 } -> 0000: 13  */
1256         /* READ { 0x0000, 0x8609 } -> 0000: 28  */
1257         /* READ { 0x0000, 0x8610 } -> 0000: 05  */
1258         /* READ { 0x0000, 0x8611 } -> 0000: 25  */
1259         /* READ { 0x0000, 0x8612 } -> 0000: e1  */
1260         /* READ { 0x0000, 0x8613 } -> 0000: fa  */
1261         /* READ { 0x0000, 0x8614 } -> 0000: f4  */
1262         /* READ { 0x0000, 0x8615 } -> 0000: e8  */
1263         /* READ { 0x0000, 0x8616 } -> 0000: 25  */
1264         {}
1265 };
1266
1267 static int reg_write(struct usb_device *dev,
1268                         u16 index, u16 value)
1269 {
1270         int ret;
1271
1272         ret = usb_control_msg(dev,
1273                         usb_sndctrlpipe(dev, 0),
1274                         0,              /* request */
1275                         USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1276                         value, index, NULL, 0, 500);
1277         PDEBUG(D_USBO, "reg write i:0x%04x = 0x%02x",
1278                 index, value);
1279         if (ret < 0)
1280                 pr_err("reg write: error %d\n", ret);
1281         return ret;
1282 }
1283
1284 /* read 1 byte */
1285 /* returns: negative is error, pos or zero is data */
1286 static int reg_read(struct gspca_dev *gspca_dev,
1287                         u16 index)      /* wIndex */
1288 {
1289         int ret;
1290
1291         ret = usb_control_msg(gspca_dev->dev,
1292                         usb_rcvctrlpipe(gspca_dev->dev, 0),
1293                         0,                      /* register */
1294                         USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1295                         0,              /* value */
1296                         index,
1297                         gspca_dev->usb_buf, 1,
1298                         500);                   /* timeout */
1299         PDEBUG(D_USBI, "reg read i:%04x --> %02x",
1300                 index, gspca_dev->usb_buf[0]);
1301         if (ret < 0) {
1302                 pr_err("reg_read err %d\n", ret);
1303                 return ret;
1304         }
1305         return gspca_dev->usb_buf[0];
1306 }
1307
1308 /* send 1 or 2 bytes to the sensor via the Synchronous Serial Interface */
1309 static int ssi_w(struct gspca_dev *gspca_dev,
1310                 u16 reg, u16 val)
1311 {
1312         struct usb_device *dev = gspca_dev->dev;
1313         int ret, retry;
1314
1315         ret = reg_write(dev, 0x8802, reg >> 8);
1316         if (ret < 0)
1317                 goto out;
1318         ret = reg_write(dev, 0x8801, reg & 0x00ff);
1319         if (ret < 0)
1320                 goto out;
1321         if ((reg & 0xff00) == 0x1000) {         /* if 2 bytes */
1322                 ret = reg_write(dev, 0x8805, val & 0x00ff);
1323                 if (ret < 0)
1324                         goto out;
1325                 val >>= 8;
1326         }
1327         ret = reg_write(dev, 0x8800, val);
1328         if (ret < 0)
1329                 goto out;
1330
1331         /* poll until not busy */
1332         retry = 10;
1333         for (;;) {
1334                 ret = reg_read(gspca_dev, 0x8803);
1335                 if (ret < 0)
1336                         break;
1337                 if (gspca_dev->usb_buf[0] == 0)
1338                         break;
1339                 if (--retry <= 0) {
1340                         PDEBUG(D_ERR, "ssi_w busy %02x",
1341                                         gspca_dev->usb_buf[0]);
1342                         ret = -1;
1343                         break;
1344                 }
1345                 msleep(8);
1346         }
1347
1348 out:
1349         return ret;
1350 }
1351
1352 static int write_vector(struct gspca_dev *gspca_dev,
1353                         const u16 (*data)[2])
1354 {
1355         struct usb_device *dev = gspca_dev->dev;
1356         int ret = 0;
1357
1358         while ((*data)[1] != 0) {
1359                 if ((*data)[1] & 0x8000) {
1360                         if ((*data)[1] == 0xdd00)       /* delay */
1361                                 msleep((*data)[0]);
1362                         else
1363                                 ret = reg_write(dev, (*data)[1], (*data)[0]);
1364                 } else {
1365                         ret = ssi_w(gspca_dev, (*data)[1], (*data)[0]);
1366                 }
1367                 if (ret < 0)
1368                         break;
1369                 data++;
1370         }
1371         return ret;
1372 }
1373
1374 /* this function is called at probe time */
1375 static int sd_config(struct gspca_dev *gspca_dev,
1376                         const struct usb_device_id *id)
1377 {
1378         struct sd *sd = (struct sd *) gspca_dev;
1379         struct cam *cam;
1380         const u16 (*init_data)[2];
1381         static const u16 (*(init_data_tb[]))[2] = {
1382                 spca508_vista_init_data,        /* CreativeVista 0 */
1383                 spca508_sightcam_init_data,     /* HamaUSBSightcam 1 */
1384                 spca508_sightcam2_init_data,    /* HamaUSBSightcam2 2 */
1385                 spca508cs110_init_data,         /* IntelEasyPCCamera 3 */
1386                 spca508cs110_init_data,         /* MicroInnovationIC200 4 */
1387                 spca508_init_data,              /* ViewQuestVQ110 5 */
1388         };
1389
1390 #ifdef GSPCA_DEBUG
1391         int data1, data2;
1392
1393         /* Read from global register the USB product and vendor IDs, just to
1394          * prove that we can communicate with the device.  This works, which
1395          * confirms at we are communicating properly and that the device
1396          * is a 508. */
1397         data1 = reg_read(gspca_dev, 0x8104);
1398         data2 = reg_read(gspca_dev, 0x8105);
1399         PDEBUG(D_PROBE, "Webcam Vendor ID: 0x%02x%02x", data2, data1);
1400
1401         data1 = reg_read(gspca_dev, 0x8106);
1402         data2 = reg_read(gspca_dev, 0x8107);
1403         PDEBUG(D_PROBE, "Webcam Product ID: 0x%02x%02x", data2, data1);
1404
1405         data1 = reg_read(gspca_dev, 0x8621);
1406         PDEBUG(D_PROBE, "Window 1 average luminance: %d", data1);
1407 #endif
1408
1409         cam = &gspca_dev->cam;
1410         cam->cam_mode = sif_mode;
1411         cam->nmodes = ARRAY_SIZE(sif_mode);
1412
1413         sd->subtype = id->driver_info;
1414         sd->brightness = BRIGHTNESS_DEF;
1415
1416         init_data = init_data_tb[sd->subtype];
1417         return write_vector(gspca_dev, init_data);
1418 }
1419
1420 /* this function is called at probe and resume time */
1421 static int sd_init(struct gspca_dev *gspca_dev)
1422 {
1423         return 0;
1424 }
1425
1426 static int sd_start(struct gspca_dev *gspca_dev)
1427 {
1428         int mode;
1429
1430         mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
1431         reg_write(gspca_dev->dev, 0x8500, mode);
1432         switch (mode) {
1433         case 0:
1434         case 1:
1435                 reg_write(gspca_dev->dev, 0x8700, 0x28);        /* clock */
1436                 break;
1437         default:
1438 /*      case 2: */
1439 /*      case 3: */
1440                 reg_write(gspca_dev->dev, 0x8700, 0x23);        /* clock */
1441                 break;
1442         }
1443         reg_write(gspca_dev->dev, 0x8112, 0x10 | 0x20);
1444         return 0;
1445 }
1446
1447 static void sd_stopN(struct gspca_dev *gspca_dev)
1448 {
1449         /* Video ISO disable, Video Drop Packet enable: */
1450         reg_write(gspca_dev->dev, 0x8112, 0x20);
1451 }
1452
1453 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1454                         u8 *data,                       /* isoc packet */
1455                         int len)                        /* iso packet length */
1456 {
1457         switch (data[0]) {
1458         case 0:                         /* start of frame */
1459                 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
1460                 data += SPCA508_OFFSET_DATA;
1461                 len -= SPCA508_OFFSET_DATA;
1462                 gspca_frame_add(gspca_dev, FIRST_PACKET, data, len);
1463                 break;
1464         case 0xff:                      /* drop */
1465                 break;
1466         default:
1467                 data += 1;
1468                 len -= 1;
1469                 gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
1470                 break;
1471         }
1472 }
1473
1474 static void setbrightness(struct gspca_dev *gspca_dev)
1475 {
1476         struct sd *sd = (struct sd *) gspca_dev;
1477         u8 brightness = sd->brightness;
1478
1479         /* MX seem contrast */
1480         reg_write(gspca_dev->dev, 0x8651, brightness);
1481         reg_write(gspca_dev->dev, 0x8652, brightness);
1482         reg_write(gspca_dev->dev, 0x8653, brightness);
1483         reg_write(gspca_dev->dev, 0x8654, brightness);
1484 }
1485
1486 static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
1487 {
1488         struct sd *sd = (struct sd *) gspca_dev;
1489
1490         sd->brightness = val;
1491         if (gspca_dev->streaming)
1492                 setbrightness(gspca_dev);
1493         return 0;
1494 }
1495
1496 static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
1497 {
1498         struct sd *sd = (struct sd *) gspca_dev;
1499
1500         *val = sd->brightness;
1501         return 0;
1502 }
1503
1504 /* sub-driver description */
1505 static const struct sd_desc sd_desc = {
1506         .name = MODULE_NAME,
1507         .ctrls = sd_ctrls,
1508         .nctrls = ARRAY_SIZE(sd_ctrls),
1509         .config = sd_config,
1510         .init = sd_init,
1511         .start = sd_start,
1512         .stopN = sd_stopN,
1513         .pkt_scan = sd_pkt_scan,
1514 };
1515
1516 /* -- module initialisation -- */
1517 static const struct usb_device_id device_table[] = {
1518         {USB_DEVICE(0x0130, 0x0130), .driver_info = HamaUSBSightcam},
1519         {USB_DEVICE(0x041e, 0x4018), .driver_info = CreativeVista},
1520         {USB_DEVICE(0x0733, 0x0110), .driver_info = ViewQuestVQ110},
1521         {USB_DEVICE(0x0af9, 0x0010), .driver_info = HamaUSBSightcam},
1522         {USB_DEVICE(0x0af9, 0x0011), .driver_info = HamaUSBSightcam2},
1523         {USB_DEVICE(0x8086, 0x0110), .driver_info = IntelEasyPCCamera},
1524         {}
1525 };
1526 MODULE_DEVICE_TABLE(usb, device_table);
1527
1528 /* -- device connect -- */
1529 static int sd_probe(struct usb_interface *intf,
1530                         const struct usb_device_id *id)
1531 {
1532         return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1533                                 THIS_MODULE);
1534 }
1535
1536 static struct usb_driver sd_driver = {
1537         .name = MODULE_NAME,
1538         .id_table = device_table,
1539         .probe = sd_probe,
1540         .disconnect = gspca_disconnect,
1541 #ifdef CONFIG_PM
1542         .suspend = gspca_suspend,
1543         .resume = gspca_resume,
1544 #endif
1545 };
1546
1547 module_usb_driver(sd_driver);