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 MODULE_NAME "spca508"
  22
  23 #include "gspca.h"
  24
  25 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
  26 MODULE_DESCRIPTION("GSPCA/SPCA508 USB Camera Driver");
  27 MODULE_LICENSE("GPL");
  28
  29 /* specific webcam descriptor */
  30 struct sd {
  31         struct gspca_dev gspca_dev;             /* !! must be the first item */
  32
  33         u8 brightness;
  34
  35         u8 subtype;
  36 #define CreativeVista 0
  37 #define HamaUSBSightcam 1
  38 #define HamaUSBSightcam2 2
  39 #define IntelEasyPCCamera 3
  40 #define MicroInnovationIC200 4
  41 #define ViewQuestVQ110 5
  42 };
  43
  44 /* V4L2 controls supported by the driver */
  45 static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
  46 static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
  47
  48 static const struct ctrl sd_ctrls[] = {
  49         {
  50             {
  51                 .id      = V4L2_CID_BRIGHTNESS,
  52                 .type    = V4L2_CTRL_TYPE_INTEGER,
  53                 .name    = "Brightness",
  54                 .minimum = 0,
  55                 .maximum = 255,
  56                 .step    = 1,
  57 #define BRIGHTNESS_DEF 128
  58                 .default_value = BRIGHTNESS_DEF,
  59             },
  60             .set = sd_setbrightness,
  61             .get = sd_getbrightness,
  62         },
  63 };
  64
  65 static const struct v4l2_pix_format sif_mode[] = {
  66         {160, 120, V4L2_PIX_FMT_SPCA508, V4L2_FIELD_NONE,
  67                 .bytesperline = 160,
  68                 .sizeimage = 160 * 120 * 3 / 2,
  69                 .colorspace = V4L2_COLORSPACE_SRGB,
  70                 .priv = 3},
  71         {176, 144, V4L2_PIX_FMT_SPCA508, V4L2_FIELD_NONE,
  72                 .bytesperline = 176,
  73                 .sizeimage = 176 * 144 * 3 / 2,
  74                 .colorspace = V4L2_COLORSPACE_SRGB,
  75                 .priv = 2},
  76         {320, 240, V4L2_PIX_FMT_SPCA508, V4L2_FIELD_NONE,
  77                 .bytesperline = 320,
  78                 .sizeimage = 320 * 240 * 3 / 2,
  79                 .colorspace = V4L2_COLORSPACE_SRGB,
  80                 .priv = 1},
  81         {352, 288, V4L2_PIX_FMT_SPCA508, V4L2_FIELD_NONE,
  82                 .bytesperline = 352,
  83                 .sizeimage = 352 * 288 * 3 / 2,
  84                 .colorspace = V4L2_COLORSPACE_SRGB,
  85                 .priv = 0},
  86 };
  87
  88 /* Frame packet header offsets for the spca508 */
  89 #define SPCA508_OFFSET_DATA 37
  90
  91 /*
  92  * Initialization data: this is the first set-up data written to the
  93  * device (before the open data).
  94  */
  95 static const u16 spca508_init_data[][2] = {
  96         {0x0000, 0x870b},
  97
  98         {0x0020, 0x8112},       /* Video drop enable, ISO streaming disable */
  99         {0x0003, 0x8111},       /* Reset compression & memory */
 100         {0x0000, 0x8110},       /* Disable all outputs */
 101         /* READ {0x0000, 0x8114} -> 0000: 00  */
 102         {0x0000, 0x8114},       /* SW GPIO data */
 103         {0x0008, 0x8110},       /* Enable charge pump output */
 104         {0x0002, 0x8116},       /* 200 kHz pump clock */
 105         /* UNKNOWN DIRECTION (URB_FUNCTION_SELECT_INTERFACE:) */
 106         {0x0003, 0x8111},       /* Reset compression & memory */
 107         {0x0000, 0x8111},       /* Normal mode (not reset) */
 108         {0x0098, 0x8110},
 109                 /* Enable charge pump output, sync.serial,external 2x clock */
 110         {0x000d, 0x8114},       /* SW GPIO data */
 111         {0x0002, 0x8116},       /* 200 kHz pump clock */
 112         {0x0020, 0x8112},       /* Video drop enable, ISO streaming disable */
 113 /* --------------------------------------- */
 114         {0x000f, 0x8402},       /* memory bank */
 115         {0x0000, 0x8403},       /* ... address */
 116 /* --------------------------------------- */
 117 /* 0x88__ is Synchronous Serial Interface. */
 118 /* TBD: This table could be expressed more compactly */
 119 /* using spca508_write_i2c_vector(). */
 120 /* TBD: Should see if the values in spca50x_i2c_data */
 121 /* would work with the VQ110 instead of the values */
 122 /* below. */
 123         {0x00c0, 0x8804},       /* SSI slave addr */
 124         {0x0008, 0x8802},       /* 375 Khz SSI clock */
 125         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 126         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 127         {0x0008, 0x8802},       /* 375 Khz SSI clock */
 128         {0x0012, 0x8801},       /* SSI reg addr */
 129         {0x0080, 0x8800},       /* SSI data to write */
 130         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 131         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 132         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 133         {0x0008, 0x8802},       /* 375 Khz SSI clock */
 134         {0x0012, 0x8801},       /* SSI reg addr */
 135         {0x0000, 0x8800},       /* SSI data to write */
 136         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 137         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 138         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 139         {0x0008, 0x8802},       /* 375 Khz SSI clock */
 140         {0x0011, 0x8801},       /* SSI reg addr */
 141         {0x0040, 0x8800},       /* SSI data to write */
 142         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 143         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 144         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 145         {0x0008, 0x8802},
 146         {0x0013, 0x8801},
 147         {0x0000, 0x8800},
 148         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 149         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 150         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 151         {0x0008, 0x8802},
 152         {0x0014, 0x8801},
 153         {0x0000, 0x8800},
 154         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 155         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 156         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 157         {0x0008, 0x8802},
 158         {0x0015, 0x8801},
 159         {0x0001, 0x8800},
 160         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 161         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 162         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 163         {0x0008, 0x8802},
 164         {0x0016, 0x8801},
 165         {0x0003, 0x8800},
 166         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 167         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 168         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 169         {0x0008, 0x8802},
 170         {0x0017, 0x8801},
 171         {0x0036, 0x8800},
 172         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 173         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 174         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 175         {0x0008, 0x8802},
 176         {0x0018, 0x8801},
 177         {0x00ec, 0x8800},
 178         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 179         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 180         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 181         {0x0008, 0x8802},
 182         {0x001a, 0x8801},
 183         {0x0094, 0x8800},
 184         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 185         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 186         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 187         {0x0008, 0x8802},
 188         {0x001b, 0x8801},
 189         {0x0000, 0x8800},
 190         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 191         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 192         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 193         {0x0008, 0x8802},
 194         {0x0027, 0x8801},
 195         {0x00a2, 0x8800},
 196         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 197         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 198         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 199         {0x0008, 0x8802},
 200         {0x0028, 0x8801},
 201         {0x0040, 0x8800},
 202         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 203         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 204         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 205         {0x0008, 0x8802},
 206         {0x002a, 0x8801},
 207         {0x0084, 0x8800},
 208         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 209         /* READ { 0x0001, 0x8803 } -> 0000: 00 */
 210         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 211         {0x0008, 0x8802},
 212         {0x002b, 0x8801},
 213         {0x00a8, 0x8800},
 214         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 215         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 216         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 217         {0x0008, 0x8802},
 218         {0x002c, 0x8801},
 219         {0x00fe, 0x8800},
 220         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 221         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 222         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 223         {0x0008, 0x8802},
 224         {0x002d, 0x8801},
 225         {0x0003, 0x8800},
 226         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 227         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 228         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 229         {0x0008, 0x8802},
 230         {0x0038, 0x8801},
 231         {0x0083, 0x8800},
 232         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 233         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 234         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 235         {0x0008, 0x8802},
 236         {0x0033, 0x8801},
 237         {0x0081, 0x8800},
 238         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 239         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 240         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 241         {0x0008, 0x8802},
 242         {0x0034, 0x8801},
 243         {0x004a, 0x8800},
 244         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 245         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 246         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 247         {0x0008, 0x8802},
 248         {0x0039, 0x8801},
 249         {0x0000, 0x8800},
 250         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 251         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 252         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 253         {0x0008, 0x8802},
 254         {0x0010, 0x8801},
 255         {0x00a8, 0x8800},
 256         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 257         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 258         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 259         {0x0008, 0x8802},
 260         {0x0006, 0x8801},
 261         {0x0058, 0x8800},
 262         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 263         /* READ { 0x0001, 0x8803 } -> 0000: 00 */
 264         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 265         {0x0008, 0x8802},
 266         {0x0000, 0x8801},
 267         {0x0004, 0x8800},
 268         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 269         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 270         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 271         {0x0008, 0x8802},
 272         {0x0040, 0x8801},
 273         {0x0080, 0x8800},
 274         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 275         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 276         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 277         {0x0008, 0x8802},
 278         {0x0041, 0x8801},
 279         {0x000c, 0x8800},
 280         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 281         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 282         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 283         {0x0008, 0x8802},
 284         {0x0042, 0x8801},
 285         {0x000c, 0x8800},
 286         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 287         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 288         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 289         {0x0008, 0x8802},
 290         {0x0043, 0x8801},
 291         {0x0028, 0x8800},
 292         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 293         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 294         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 295         {0x0008, 0x8802},
 296         {0x0044, 0x8801},
 297         {0x0080, 0x8800},
 298         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 299         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 300         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 301         {0x0008, 0x8802},
 302         {0x0045, 0x8801},
 303         {0x0020, 0x8800},
 304         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 305         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 306         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 307         {0x0008, 0x8802},
 308         {0x0046, 0x8801},
 309         {0x0020, 0x8800},
 310         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 311         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 312         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 313         {0x0008, 0x8802},
 314         {0x0047, 0x8801},
 315         {0x0080, 0x8800},
 316         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 317         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 318         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 319         {0x0008, 0x8802},
 320         {0x0048, 0x8801},
 321         {0x004c, 0x8800},
 322         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 323         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 324         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 325         {0x0008, 0x8802},
 326         {0x0049, 0x8801},
 327         {0x0084, 0x8800},
 328         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 329         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 330         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 331         {0x0008, 0x8802},
 332         {0x004a, 0x8801},
 333         {0x0084, 0x8800},
 334         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 335         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 336         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 337         {0x0008, 0x8802},
 338         {0x004b, 0x8801},
 339         {0x0084, 0x8800},
 340         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 341         /* --------------------------------------- */
 342         {0x0012, 0x8700},       /* Clock speed 48Mhz/(2+2)/2= 6 Mhz */
 343         {0x0000, 0x8701},       /* CKx1 clock delay adj */
 344         {0x0000, 0x8701},       /* CKx1 clock delay adj */
 345         {0x0001, 0x870c},       /* CKOx2 output */
 346         /* --------------------------------------- */
 347         {0x0080, 0x8600},       /* Line memory read counter (L) */
 348         {0x0001, 0x8606},       /* reserved */
 349         {0x0064, 0x8607},       /* Line memory read counter (H) 0x6480=25,728 */
 350         {0x002a, 0x8601},       /* CDSP sharp interpolation mode,
 351          *                      line sel for color sep, edge enhance enab */
 352         {0x0000, 0x8602},       /* optical black level for user settng = 0 */
 353         {0x0080, 0x8600},       /* Line memory read counter (L) */
 354         {0x000a, 0x8603},       /* optical black level calc mode:
 355                                  * auto; optical black offset = 10 */
 356         {0x00df, 0x865b},       /* Horiz offset for valid pixels (L)=0xdf */
 357         {0x0012, 0x865c},       /* Vert offset for valid lines (L)=0x12 */
 358
 359 /* The following two lines seem to be the "wrong" resolution. */
 360 /* But perhaps these indicate the actual size of the sensor */
 361 /* rather than the size of the current video mode. */
 362         {0x0058, 0x865d},       /* Horiz valid pixels (*4) (L) = 352 */
 363         {0x0048, 0x865e},       /* Vert valid lines (*4) (L) = 288 */
 364
 365         {0x0015, 0x8608},       /* A11 Coef ... */
 366         {0x0030, 0x8609},
 367         {0x00fb, 0x860a},
 368         {0x003e, 0x860b},
 369         {0x00ce, 0x860c},
 370         {0x00f4, 0x860d},
 371         {0x00eb, 0x860e},
 372         {0x00dc, 0x860f},
 373         {0x0039, 0x8610},
 374         {0x0001, 0x8611},       /* R offset for white balance ... */
 375         {0x0000, 0x8612},
 376         {0x0001, 0x8613},
 377         {0x0000, 0x8614},
 378         {0x005b, 0x8651},       /* R gain for white balance ... */
 379         {0x0040, 0x8652},
 380         {0x0060, 0x8653},
 381         {0x0040, 0x8654},
 382         {0x0000, 0x8655},
 383         {0x0001, 0x863f},       /* Fixed gamma correction enable, USB control,
 384                                  * lum filter disable, lum noise clip disable */
 385         {0x00a1, 0x8656},       /* Window1 size 256x256, Windows2 size 64x64,
 386                                  * gamma look-up disable,
 387                                  * new edge enhancement enable */
 388         {0x0018, 0x8657},       /* Edge gain high thresh */
 389         {0x0020, 0x8658},       /* Edge gain low thresh */
 390         {0x000a, 0x8659},       /* Edge bandwidth high threshold */
 391         {0x0005, 0x865a},       /* Edge bandwidth low threshold */
 392         /* -------------------------------- */
 393         {0x0030, 0x8112},       /* Video drop enable, ISO streaming enable */
 394         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 395         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 396         {0xa908, 0x8802},
 397         {0x0034, 0x8801},       /* SSI reg addr */
 398         {0x00ca, 0x8800},
 399         /* SSI data to write */
 400         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 401         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 402         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 403         {0x1f08, 0x8802},
 404         {0x0006, 0x8801},
 405         {0x0080, 0x8800},
 406         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 407
 408 /* ----- Read back coefs we wrote earlier. */
 409         /* READ { 0x0000, 0x8608 } -> 0000: 15  */
 410         /* READ { 0x0000, 0x8609 } -> 0000: 30  */
 411         /* READ { 0x0000, 0x860a } -> 0000: fb  */
 412         /* READ { 0x0000, 0x860b } -> 0000: 3e  */
 413         /* READ { 0x0000, 0x860c } -> 0000: ce  */
 414         /* READ { 0x0000, 0x860d } -> 0000: f4  */
 415         /* READ { 0x0000, 0x860e } -> 0000: eb  */
 416         /* READ { 0x0000, 0x860f } -> 0000: dc  */
 417         /* READ { 0x0000, 0x8610 } -> 0000: 39  */
 418         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 419         /* READ { 0x0001, 0x8802 } -> 0000: 08  */
 420         {0xb008, 0x8802},
 421         {0x0006, 0x8801},
 422         {0x007d, 0x8800},
 423         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 424
 425
 426         /* This chunk is seemingly redundant with */
 427         /* earlier commands (A11 Coef...), but if I disable it, */
 428         /* the image appears too dark.  Maybe there was some kind of */
 429         /* reset since the earlier commands, so this is necessary again. */
 430         {0x0015, 0x8608},
 431         {0x0030, 0x8609},
 432         {0xfffb, 0x860a},
 433         {0x003e, 0x860b},
 434         {0xffce, 0x860c},
 435         {0xfff4, 0x860d},
 436         {0xffeb, 0x860e},
 437         {0xffdc, 0x860f},
 438         {0x0039, 0x8610},
 439         {0x0018, 0x8657},
 440
 441         {0x0000, 0x8508},       /* Disable compression. */
 442         /* Previous line was:
 443         {0x0021, 0x8508},        * Enable compression. */
 444         {0x0032, 0x850b},       /* compression stuff */
 445         {0x0003, 0x8509},       /* compression stuff */
 446         {0x0011, 0x850a},       /* compression stuff */
 447         {0x0021, 0x850d},       /* compression stuff */
 448         {0x0010, 0x850c},       /* compression stuff */
 449         {0x0003, 0x8500},       /* *** Video mode: 160x120 */
 450         {0x0001, 0x8501},       /* Hardware-dominated snap control */
 451         {0x0061, 0x8656},       /* Window1 size 128x128, Windows2 size 128x128,
 452                                  * gamma look-up disable,
 453                                  * new edge enhancement enable */
 454         {0x0018, 0x8617},       /* Window1 start X (*2) */
 455         {0x0008, 0x8618},       /* Window1 start Y (*2) */
 456         {0x0061, 0x8656},       /* Window1 size 128x128, Windows2 size 128x128,
 457                                  * gamma look-up disable,
 458                                  * new edge enhancement enable */
 459         {0x0058, 0x8619},       /* Window2 start X (*2) */
 460         {0x0008, 0x861a},       /* Window2 start Y (*2) */
 461         {0x00ff, 0x8615},       /* High lum thresh for white balance */
 462         {0x0000, 0x8616},       /* Low lum thresh for white balance */
 463         {0x0012, 0x8700},       /* Clock speed 48Mhz/(2+2)/2= 6 Mhz */
 464         {0x0012, 0x8700},       /* Clock speed 48Mhz/(2+2)/2= 6 Mhz */
 465         /* READ { 0x0000, 0x8656 } -> 0000: 61  */
 466         {0x0028, 0x8802},    /* 375 Khz SSI clock, SSI r/w sync with VSYNC */
 467         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 468         /* READ { 0x0001, 0x8802 } -> 0000: 28  */
 469         {0x1f28, 0x8802},    /* 375 Khz SSI clock, SSI r/w sync with VSYNC */
 470         {0x0010, 0x8801},       /* SSI reg addr */
 471         {0x003e, 0x8800},       /* SSI data to write */
 472         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 473         {0x0028, 0x8802},
 474         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 475         /* READ { 0x0001, 0x8802 } -> 0000: 28  */
 476         {0x1f28, 0x8802},
 477         {0x0000, 0x8801},
 478         {0x001f, 0x8800},
 479         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 480         {0x0001, 0x8602},    /* optical black level for user settning = 1 */
 481
 482         /* Original: */
 483         {0x0023, 0x8700},       /* Clock speed 48Mhz/(3+2)/4= 2.4 Mhz */
 484         {0x000f, 0x8602},    /* optical black level for user settning = 15 */
 485
 486         {0x0028, 0x8802},
 487         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 488         /* READ { 0x0001, 0x8802 } -> 0000: 28  */
 489         {0x1f28, 0x8802},
 490         {0x0010, 0x8801},
 491         {0x007b, 0x8800},
 492         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
 493         {0x002f, 0x8651},       /* R gain for white balance ... */
 494         {0x0080, 0x8653},
 495         /* READ { 0x0000, 0x8655 } -> 0000: 00  */
 496         {0x0000, 0x8655},
 497
 498         {0x0030, 0x8112},       /* Video drop enable, ISO streaming enable */
 499         {0x0020, 0x8112},       /* Video drop enable, ISO streaming disable */
 500         /* UNKNOWN DIRECTION (URB_FUNCTION_SELECT_INTERFACE: (ALT=0) ) */
 501         {}
 502 };
 503
 504 /*
 505  * Initialization data for Intel EasyPC Camera CS110
 506  */
 507 static const u16 spca508cs110_init_data[][2] = {
 508         {0x0000, 0x870b},       /* Reset CTL3 */
 509         {0x0003, 0x8111},       /* Soft Reset compression, memory, TG & CDSP */
 510         {0x0000, 0x8111},       /* Normal operation on reset */
 511         {0x0090, 0x8110},
 512                  /* External Clock 2x & Synchronous Serial Interface Output */
 513         {0x0020, 0x8112},       /* Video Drop packet enable */
 514         {0x0000, 0x8114},       /* Software GPIO output data */
 515         {0x0001, 0x8114},
 516         {0x0001, 0x8114},
 517         {0x0001, 0x8114},
 518         {0x0003, 0x8114},
 519
 520         /* Initial sequence Synchronous Serial Interface */
 521         {0x000f, 0x8402},       /* Memory bank Address */
 522         {0x0000, 0x8403},       /* Memory bank Address */
 523         {0x00ba, 0x8804},       /* SSI Slave address */
 524         {0x0010, 0x8802},       /* 93.75kHz SSI Clock Two DataByte */
 525         {0x0010, 0x8802},       /* 93.75kHz SSI Clock two DataByte */
 526
 527         {0x0001, 0x8801},
 528         {0x000a, 0x8805},       /* a - NWG: Dunno what this is about */
 529         {0x0000, 0x8800},
 530         {0x0010, 0x8802},
 531
 532         {0x0002, 0x8801},
 533         {0x0000, 0x8805},
 534         {0x0000, 0x8800},
 535         {0x0010, 0x8802},
 536
 537         {0x0003, 0x8801},
 538         {0x0027, 0x8805},
 539         {0x0001, 0x8800},
 540         {0x0010, 0x8802},
 541
 542         {0x0004, 0x8801},
 543         {0x0065, 0x8805},
 544         {0x0001, 0x8800},
 545         {0x0010, 0x8802},
 546
 547         {0x0005, 0x8801},
 548         {0x0003, 0x8805},
 549         {0x0000, 0x8800},
 550         {0x0010, 0x8802},
 551
 552         {0x0006, 0x8801},
 553         {0x001c, 0x8805},
 554         {0x0000, 0x8800},
 555         {0x0010, 0x8802},
 556
 557         {0x0007, 0x8801},
 558         {0x002a, 0x8805},
 559         {0x0000, 0x8800},
 560         {0x0010, 0x8802},
 561
 562         {0x0002, 0x8704},       /* External input CKIx1 */
 563         {0x0001, 0x8606},    /* 1 Line memory Read Counter (H) Result: (d)410 */
 564         {0x009a, 0x8600},       /* Line memory Read Counter (L) */
 565         {0x0001, 0x865b},       /* 1 Horizontal Offset for Valid Pixel(L) */
 566         {0x0003, 0x865c},       /* 3 Vertical Offset for Valid Lines(L) */
 567         {0x0058, 0x865d},       /* 58 Horizontal Valid Pixel Window(L) */
 568
 569         {0x0006, 0x8660},       /* Nibble data + input order */
 570
 571         {0x000a, 0x8602},       /* Optical black level set to 0x0a */
 572         {0x0000, 0x8603},       /* Optical black level Offset */
 573
 574 /*      {0x0000, 0x8611},        * 0 R  Offset for white Balance */
 575 /*      {0x0000, 0x8612},        * 1 Gr Offset for white Balance */
 576 /*      {0x0000, 0x8613},        * 1f B  Offset for white Balance */
 577 /*      {0x0000, 0x8614},        * f0 Gb Offset for white Balance */
 578
 579         {0x0040, 0x8651},   /* 2b BLUE gain for white balance  good at all 60 */
 580         {0x0030, 0x8652},       /* 41 Gr Gain for white Balance (L) */
 581         {0x0035, 0x8653},       /* 26 RED gain for white balance */
 582         {0x0035, 0x8654},       /* 40Gb Gain for white Balance (L) */
 583         {0x0041, 0x863f},
 584               /* Fixed Gamma correction enabled (makes colours look better) */
 585
 586         {0x0000, 0x8655},
 587                 /* High bits for white balance*****brightness control*** */
 588         {}
 589 };
 590
 591 static const u16 spca508_sightcam_init_data[][2] = {
 592 /* This line seems to setup the frame/canvas */
 593         {0x000f, 0x8402},
 594
 595 /* These 6 lines are needed to startup the webcam */
 596         {0x0090, 0x8110},
 597         {0x0001, 0x8114},
 598         {0x0001, 0x8114},
 599         {0x0001, 0x8114},
 600         {0x0003, 0x8114},
 601         {0x0080, 0x8804},
 602
 603 /* This part seems to make the pictures darker? (autobrightness?) */
 604         {0x0001, 0x8801},
 605         {0x0004, 0x8800},
 606         {0x0003, 0x8801},
 607         {0x00e0, 0x8800},
 608         {0x0004, 0x8801},
 609         {0x00b4, 0x8800},
 610         {0x0005, 0x8801},
 611         {0x0000, 0x8800},
 612
 613         {0x0006, 0x8801},
 614         {0x00e0, 0x8800},
 615         {0x0007, 0x8801},
 616         {0x000c, 0x8800},
 617
 618 /* This section is just needed, it probably
 619  * does something like the previous section,
 620  * but the cam won't start if it's not included.
 621  */
 622         {0x0014, 0x8801},
 623         {0x0008, 0x8800},
 624         {0x0015, 0x8801},
 625         {0x0067, 0x8800},
 626         {0x0016, 0x8801},
 627         {0x0000, 0x8800},
 628         {0x0017, 0x8801},
 629         {0x0020, 0x8800},
 630         {0x0018, 0x8801},
 631         {0x0044, 0x8800},
 632
 633 /* Makes the picture darker - and the
 634  * cam won't start if not included
 635  */
 636         {0x001e, 0x8801},
 637         {0x00ea, 0x8800},
 638         {0x001f, 0x8801},
 639         {0x0001, 0x8800},
 640         {0x0003, 0x8801},
 641         {0x00e0, 0x8800},
 642
 643 /* seems to place the colors ontop of each other #1 */
 644         {0x0006, 0x8704},
 645         {0x0001, 0x870c},
 646         {0x0016, 0x8600},
 647         {0x0002, 0x8606},
 648
 649 /* if not included the pictures becomes _very_ dark */
 650         {0x0064, 0x8607},
 651         {0x003a, 0x8601},
 652         {0x0000, 0x8602},
 653
 654 /* seems to place the colors ontop of each other #2 */
 655         {0x0016, 0x8600},
 656         {0x0018, 0x8617},
 657         {0x0008, 0x8618},
 658         {0x00a1, 0x8656},
 659
 660 /* webcam won't start if not included */
 661         {0x0007, 0x865b},
 662         {0x0001, 0x865c},
 663         {0x0058, 0x865d},
 664         {0x0048, 0x865e},
 665
 666 /* adjusts the colors */
 667         {0x0049, 0x8651},
 668         {0x0040, 0x8652},
 669         {0x004c, 0x8653},
 670         {0x0040, 0x8654},
 671         {}
 672 };
 673
 674 static const u16 spca508_sightcam2_init_data[][2] = {
 675         {0x0020, 0x8112},
 676
 677         {0x000f, 0x8402},
 678         {0x0000, 0x8403},
 679
 680         {0x0008, 0x8201},
 681         {0x0008, 0x8200},
 682         {0x0001, 0x8200},
 683         {0x0009, 0x8201},
 684         {0x0008, 0x8200},
 685         {0x0001, 0x8200},
 686         {0x000a, 0x8201},
 687         {0x0008, 0x8200},
 688         {0x0001, 0x8200},
 689         {0x000b, 0x8201},
 690         {0x0008, 0x8200},
 691         {0x0001, 0x8200},
 692         {0x000c, 0x8201},
 693         {0x0008, 0x8200},
 694         {0x0001, 0x8200},
 695         {0x000d, 0x8201},
 696         {0x0008, 0x8200},
 697         {0x0001, 0x8200},
 698         {0x000e, 0x8201},
 699         {0x0008, 0x8200},
 700         {0x0001, 0x8200},
 701         {0x0007, 0x8201},
 702         {0x0008, 0x8200},
 703         {0x0001, 0x8200},
 704         {0x000f, 0x8201},
 705         {0x0008, 0x8200},
 706         {0x0001, 0x8200},
 707
 708         {0x0018, 0x8660},
 709         {0x0010, 0x8201},
 710
 711         {0x0008, 0x8200},
 712         {0x0001, 0x8200},
 713         {0x0011, 0x8201},
 714         {0x0008, 0x8200},
 715         {0x0001, 0x8200},
 716
 717         {0x0000, 0x86b0},
 718         {0x0034, 0x86b1},
 719         {0x0000, 0x86b2},
 720         {0x0049, 0x86b3},
 721         {0x0000, 0x86b4},
 722         {0x0000, 0x86b4},
 723
 724         {0x0012, 0x8201},
 725         {0x0008, 0x8200},
 726         {0x0001, 0x8200},
 727         {0x0013, 0x8201},
 728         {0x0008, 0x8200},
 729         {0x0001, 0x8200},
 730
 731         {0x0001, 0x86b0},
 732         {0x00aa, 0x86b1},
 733         {0x0000, 0x86b2},
 734         {0x00e4, 0x86b3},
 735         {0x0000, 0x86b4},
 736         {0x0000, 0x86b4},
 737
 738         {0x0018, 0x8660},
 739
 740         {0x0090, 0x8110},
 741         {0x0001, 0x8114},
 742         {0x0001, 0x8114},
 743         {0x0001, 0x8114},
 744         {0x0003, 0x8114},
 745
 746         {0x0080, 0x8804},
 747         {0x0003, 0x8801},
 748         {0x0012, 0x8800},
 749         {0x0004, 0x8801},
 750         {0x0005, 0x8800},
 751         {0x0005, 0x8801},
 752         {0x0000, 0x8800},
 753         {0x0006, 0x8801},
 754         {0x0000, 0x8800},
 755         {0x0007, 0x8801},
 756         {0x0000, 0x8800},
 757         {0x0008, 0x8801},
 758         {0x0005, 0x8800},
 759         {0x000a, 0x8700},
 760         {0x000e, 0x8801},
 761         {0x0004, 0x8800},
 762         {0x0005, 0x8801},
 763         {0x0047, 0x8800},
 764         {0x0006, 0x8801},
 765         {0x0000, 0x8800},
 766         {0x0007, 0x8801},
 767         {0x00c0, 0x8800},
 768         {0x0008, 0x8801},
 769         {0x0003, 0x8800},
 770         {0x0013, 0x8801},
 771         {0x0001, 0x8800},
 772         {0x0009, 0x8801},
 773         {0x0000, 0x8800},
 774         {0x000a, 0x8801},
 775         {0x0000, 0x8800},
 776         {0x000b, 0x8801},
 777         {0x0000, 0x8800},
 778         {0x000c, 0x8801},
 779         {0x0000, 0x8800},
 780         {0x000e, 0x8801},
 781         {0x0004, 0x8800},
 782         {0x000f, 0x8801},
 783         {0x0000, 0x8800},
 784         {0x0010, 0x8801},
 785         {0x0006, 0x8800},
 786         {0x0011, 0x8801},
 787         {0x0006, 0x8800},
 788         {0x0012, 0x8801},
 789         {0x0000, 0x8800},
 790         {0x0013, 0x8801},
 791         {0x0001, 0x8800},
 792
 793         {0x000a, 0x8700},
 794         {0x0000, 0x8702},
 795         {0x0000, 0x8703},
 796         {0x00c2, 0x8704},
 797         {0x0001, 0x870c},
 798
 799         {0x0044, 0x8600},
 800         {0x0002, 0x8606},
 801         {0x0064, 0x8607},
 802         {0x003a, 0x8601},
 803         {0x0008, 0x8602},
 804         {0x0044, 0x8600},
 805         {0x0018, 0x8617},
 806         {0x0008, 0x8618},
 807         {0x00a1, 0x8656},
 808         {0x0004, 0x865b},
 809         {0x0002, 0x865c},
 810         {0x0058, 0x865d},
 811         {0x0048, 0x865e},
 812         {0x0012, 0x8608},
 813         {0x002c, 0x8609},
 814         {0x0002, 0x860a},
 815         {0x002c, 0x860b},
 816         {0x00db, 0x860c},
 817         {0x00f9, 0x860d},
 818         {0x00f1, 0x860e},
 819         {0x00e3, 0x860f},
 820         {0x002c, 0x8610},
 821         {0x006c, 0x8651},
 822         {0x0041, 0x8652},
 823         {0x0059, 0x8653},
 824         {0x0040, 0x8654},
 825         {0x00fa, 0x8611},
 826         {0x00ff, 0x8612},
 827         {0x00f8, 0x8613},
 828         {0x0000, 0x8614},
 829         {0x0001, 0x863f},
 830         {0x0000, 0x8640},
 831         {0x0026, 0x8641},
 832         {0x0045, 0x8642},
 833         {0x0060, 0x8643},
 834         {0x0075, 0x8644},
 835         {0x0088, 0x8645},
 836         {0x009b, 0x8646},
 837         {0x00b0, 0x8647},
 838         {0x00c5, 0x8648},
 839         {0x00d2, 0x8649},
 840         {0x00dc, 0x864a},
 841         {0x00e5, 0x864b},
 842         {0x00eb, 0x864c},
 843         {0x00f0, 0x864d},
 844         {0x00f6, 0x864e},
 845         {0x00fa, 0x864f},
 846         {0x00ff, 0x8650},
 847         {0x0060, 0x8657},
 848         {0x0010, 0x8658},
 849         {0x0018, 0x8659},
 850         {0x0005, 0x865a},
 851         {0x0018, 0x8660},
 852         {0x0003, 0x8509},
 853         {0x0011, 0x850a},
 854         {0x0032, 0x850b},
 855         {0x0010, 0x850c},
 856         {0x0021, 0x850d},
 857         {0x0001, 0x8500},
 858         {0x0000, 0x8508},
 859         {0x0012, 0x8608},
 860         {0x002c, 0x8609},
 861         {0x0002, 0x860a},
 862         {0x0039, 0x860b},
 863         {0x00d0, 0x860c},
 864         {0x00f7, 0x860d},
 865         {0x00ed, 0x860e},
 866         {0x00db, 0x860f},
 867         {0x0039, 0x8610},
 868         {0x0012, 0x8657},
 869         {0x000c, 0x8619},
 870         {0x0004, 0x861a},
 871         {0x00a1, 0x8656},
 872         {0x00c8, 0x8615},
 873         {0x0032, 0x8616},
 874
 875         {0x0030, 0x8112},
 876         {0x0020, 0x8112},
 877         {0x0020, 0x8112},
 878         {0x000f, 0x8402},
 879         {0x0000, 0x8403},
 880
 881         {0x0090, 0x8110},
 882         {0x0001, 0x8114},
 883         {0x0001, 0x8114},
 884         {0x0001, 0x8114},
 885         {0x0003, 0x8114},
 886         {0x0080, 0x8804},
 887
 888         {0x0003, 0x8801},
 889         {0x0012, 0x8800},
 890         {0x0004, 0x8801},
 891         {0x0005, 0x8800},
 892         {0x0005, 0x8801},
 893         {0x0047, 0x8800},
 894         {0x0006, 0x8801},
 895         {0x0000, 0x8800},
 896         {0x0007, 0x8801},
 897         {0x00c0, 0x8800},
 898         {0x0008, 0x8801},
 899         {0x0003, 0x8800},
 900         {0x000a, 0x8700},
 901         {0x000e, 0x8801},
 902         {0x0004, 0x8800},
 903         {0x0005, 0x8801},
 904         {0x0047, 0x8800},
 905         {0x0006, 0x8801},
 906         {0x0000, 0x8800},
 907         {0x0007, 0x8801},
 908         {0x00c0, 0x8800},
 909         {0x0008, 0x8801},
 910         {0x0003, 0x8800},
 911         {0x0013, 0x8801},
 912         {0x0001, 0x8800},
 913         {0x0009, 0x8801},
 914         {0x0000, 0x8800},
 915         {0x000a, 0x8801},
 916         {0x0000, 0x8800},
 917         {0x000b, 0x8801},
 918         {0x0000, 0x8800},
 919         {0x000c, 0x8801},
 920         {0x0000, 0x8800},
 921         {0x000e, 0x8801},
 922         {0x0004, 0x8800},
 923         {0x000f, 0x8801},
 924         {0x0000, 0x8800},
 925         {0x0010, 0x8801},
 926         {0x0006, 0x8800},
 927         {0x0011, 0x8801},
 928         {0x0006, 0x8800},
 929         {0x0012, 0x8801},
 930         {0x0000, 0x8800},
 931         {0x0013, 0x8801},
 932         {0x0001, 0x8800},
 933         {0x000a, 0x8700},
 934         {0x0000, 0x8702},
 935         {0x0000, 0x8703},
 936         {0x00c2, 0x8704},
 937         {0x0001, 0x870c},
 938         {0x0044, 0x8600},
 939         {0x0002, 0x8606},
 940         {0x0064, 0x8607},
 941         {0x003a, 0x8601},
 942         {0x0008, 0x8602},
 943         {0x0044, 0x8600},
 944         {0x0018, 0x8617},
 945         {0x0008, 0x8618},
 946         {0x00a1, 0x8656},
 947         {0x0004, 0x865b},
 948         {0x0002, 0x865c},
 949         {0x0058, 0x865d},
 950         {0x0048, 0x865e},
 951         {0x0012, 0x8608},
 952         {0x002c, 0x8609},
 953         {0x0002, 0x860a},
 954         {0x002c, 0x860b},
 955         {0x00db, 0x860c},
 956         {0x00f9, 0x860d},
 957         {0x00f1, 0x860e},
 958         {0x00e3, 0x860f},
 959         {0x002c, 0x8610},
 960         {0x006c, 0x8651},
 961         {0x0041, 0x8652},
 962         {0x0059, 0x8653},
 963         {0x0040, 0x8654},
 964         {0x00fa, 0x8611},
 965         {0x00ff, 0x8612},
 966         {0x00f8, 0x8613},
 967         {0x0000, 0x8614},
 968         {0x0001, 0x863f},
 969         {0x0000, 0x8640},
 970         {0x0026, 0x8641},
 971         {0x0045, 0x8642},
 972         {0x0060, 0x8643},
 973         {0x0075, 0x8644},
 974         {0x0088, 0x8645},
 975         {0x009b, 0x8646},
 976         {0x00b0, 0x8647},
 977         {0x00c5, 0x8648},
 978         {0x00d2, 0x8649},
 979         {0x00dc, 0x864a},
 980         {0x00e5, 0x864b},
 981         {0x00eb, 0x864c},
 982         {0x00f0, 0x864d},
 983         {0x00f6, 0x864e},
 984         {0x00fa, 0x864f},
 985         {0x00ff, 0x8650},
 986         {0x0060, 0x8657},
 987         {0x0010, 0x8658},
 988         {0x0018, 0x8659},
 989         {0x0005, 0x865a},
 990         {0x0018, 0x8660},
 991         {0x0003, 0x8509},
 992         {0x0011, 0x850a},
 993         {0x0032, 0x850b},
 994         {0x0010, 0x850c},
 995         {0x0021, 0x850d},
 996         {0x0001, 0x8500},
 997         {0x0000, 0x8508},
 998
 999         {0x0012, 0x8608},
1000         {0x002c, 0x8609},
1001         {0x0002, 0x860a},
1002         {0x0039, 0x860b},
1003         {0x00d0, 0x860c},
1004         {0x00f7, 0x860d},
1005         {0x00ed, 0x860e},
1006         {0x00db, 0x860f},
1007         {0x0039, 0x8610},
1008         {0x0012, 0x8657},
1009         {0x0064, 0x8619},
1010
1011 /* This line starts it all, it is not needed here */
1012 /* since it has been build into the driver */
1013 /* jfm: don't start now */
1014 /*      {0x0030, 0x8112}, */
1015         {}
1016 };
1017
1018 /*
1019  * Initialization data for Creative Webcam Vista
1020  */
1021 static const u16 spca508_vista_init_data[][2] = {
1022         {0x0008, 0x8200},       /* Clear register */
1023         {0x0000, 0x870b},       /* Reset CTL3 */
1024         {0x0020, 0x8112},       /* Video Drop packet enable */
1025         {0x0003, 0x8111},       /* Soft Reset compression, memory, TG & CDSP */
1026         {0x0000, 0x8110},       /* Disable everything */
1027         {0x0000, 0x8114},       /* Software GPIO output data */
1028         {0x0000, 0x8114},
1029
1030         {0x0003, 0x8111},
1031         {0x0000, 0x8111},
1032         {0x0090, 0x8110},    /* Enable: SSI output, External 2X clock output */
1033         {0x0020, 0x8112},
1034         {0x0000, 0x8114},
1035         {0x0001, 0x8114},
1036         {0x0001, 0x8114},
1037         {0x0001, 0x8114},
1038         {0x0003, 0x8114},
1039
1040         {0x000f, 0x8402},       /* Memory bank Address */
1041         {0x0000, 0x8403},       /* Memory bank Address */
1042         {0x00ba, 0x8804},       /* SSI Slave address */
1043         {0x0010, 0x8802},       /* 93.75kHz SSI Clock Two DataByte */
1044
1045         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1046         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1047         {0x0010, 0x8802},       /* Will write 2 bytes (DATA1+DATA2) */
1048         {0x0020, 0x8801},       /* Register address for SSI read/write */
1049         {0x0044, 0x8805},       /* DATA2 */
1050         {0x0004, 0x8800},       /* DATA1 -> write triggered */
1051         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1052
1053         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1054         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1055         {0x0010, 0x8802},
1056         {0x0009, 0x8801},
1057         {0x0042, 0x8805},
1058         {0x0001, 0x8800},
1059         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1060
1061         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1062         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1063         {0x0010, 0x8802},
1064         {0x003c, 0x8801},
1065         {0x0001, 0x8805},
1066         {0x0000, 0x8800},
1067         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1068
1069         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1070         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1071         {0x0010, 0x8802},
1072         {0x0001, 0x8801},
1073         {0x000a, 0x8805},
1074         {0x0000, 0x8800},
1075         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1076
1077         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1078         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1079         {0x0010, 0x8802},
1080         {0x0002, 0x8801},
1081         {0x0000, 0x8805},
1082         {0x0000, 0x8800},
1083         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1084
1085         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1086         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1087         {0x0010, 0x8802},
1088         {0x0003, 0x8801},
1089         {0x0027, 0x8805},
1090         {0x0001, 0x8800},
1091         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1092
1093         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1094         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1095         {0x0010, 0x8802},
1096         {0x0004, 0x8801},
1097         {0x0065, 0x8805},
1098         {0x0001, 0x8800},
1099         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1100
1101         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1102         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1103         {0x0010, 0x8802},
1104         {0x0005, 0x8801},
1105         {0x0003, 0x8805},
1106         {0x0000, 0x8800},
1107         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1108
1109         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1110         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1111         {0x0010, 0x8802},
1112         {0x0006, 0x8801},
1113         {0x001c, 0x8805},
1114         {0x0000, 0x8800},
1115         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1116
1117         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1118         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1119         {0x0010, 0x8802},
1120         {0x0007, 0x8801},
1121         {0x002a, 0x8805},
1122         {0x0000, 0x8800},
1123         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1124
1125         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1126         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1127         {0x0010, 0x8802},
1128         {0x000e, 0x8801},
1129         {0x0000, 0x8805},
1130         {0x0000, 0x8800},
1131         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1132
1133         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1134         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1135         {0x0010, 0x8802},
1136         {0x0028, 0x8801},
1137         {0x002e, 0x8805},
1138         {0x0000, 0x8800},
1139         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1140
1141         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1142         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1143         {0x0010, 0x8802},
1144         {0x0039, 0x8801},
1145         {0x0013, 0x8805},
1146         {0x0000, 0x8800},
1147         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1148
1149         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1150         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1151         {0x0010, 0x8802},
1152         {0x003b, 0x8801},
1153         {0x000c, 0x8805},
1154         {0x0000, 0x8800},
1155         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1156
1157         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1158         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1159         {0x0010, 0x8802},
1160         {0x0035, 0x8801},
1161         {0x0028, 0x8805},
1162         {0x0000, 0x8800},
1163         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1164
1165         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1166         /* READ { 0x0001, 0x8802 } -> 0000: 10  */
1167         {0x0010, 0x8802},
1168         {0x0009, 0x8801},
1169         {0x0042, 0x8805},
1170         {0x0001, 0x8800},
1171         /* READ { 0x0001, 0x8803 } -> 0000: 00  */
1172
1173         {0x0050, 0x8703},
1174         {0x0002, 0x8704},       /* External input CKIx1 */
1175         {0x0001, 0x870c},       /* Select CKOx2 output */
1176         {0x009a, 0x8600},       /* Line memory Read Counter (L) */
1177         {0x0001, 0x8606},    /* 1 Line memory Read Counter (H) Result: (d)410 */
1178         {0x0023, 0x8601},
1179         {0x0010, 0x8602},
1180         {0x000a, 0x8603},
1181         {0x009a, 0x8600},
1182         {0x0001, 0x865b},       /* 1 Horizontal Offset for Valid Pixel(L) */
1183         {0x0003, 0x865c},       /* Vertical offset for valid lines (L) */
1184         {0x0058, 0x865d},       /* Horizontal valid pixels window (L) */
1185         {0x0048, 0x865e},       /* Vertical valid lines window (L) */
1186         {0x0000, 0x865f},
1187
1188         {0x0006, 0x8660},
1189                     /* Enable nibble data input, select nibble input order */
1190
1191         {0x0013, 0x8608},       /* A11 Coeficients for color correction */
1192         {0x0028, 0x8609},
1193                     /* Note: these values are confirmed at the end of array */
1194         {0x0005, 0x860a},       /* ... */
1195         {0x0025, 0x860b},
1196         {0x00e1, 0x860c},
1197         {0x00fa, 0x860d},
1198         {0x00f4, 0x860e},
1199         {0x00e8, 0x860f},
1200         {0x0025, 0x8610},       /* A33 Coef. */
1201         {0x00fc, 0x8611},       /* White balance offset: R */
1202         {0x0001, 0x8612},       /* White balance offset: Gr */
1203         {0x00fe, 0x8613},       /* White balance offset: B */
1204         {0x0000, 0x8614},       /* White balance offset: Gb */
1205
1206         {0x0064, 0x8651},       /* R gain for white balance (L) */
1207         {0x0040, 0x8652},       /* Gr gain for white balance (L) */
1208         {0x0066, 0x8653},       /* B gain for white balance (L) */
1209         {0x0040, 0x8654},       /* Gb gain for white balance (L) */
1210         {0x0001, 0x863f},       /* Enable fixed gamma correction */
1211
1212         {0x00a1, 0x8656},       /* Size - Window1: 256x256, Window2: 128x128,
1213                                  * UV division: UV no change,
1214                                  * Enable New edge enhancement */
1215         {0x0018, 0x8657},       /* Edge gain high threshold */
1216         {0x0020, 0x8658},       /* Edge gain low threshold */
1217         {0x000a, 0x8659},       /* Edge bandwidth high threshold */
1218         {0x0005, 0x865a},       /* Edge bandwidth low threshold */
1219         {0x0064, 0x8607},       /* UV filter enable */
1220
1221         {0x0016, 0x8660},
1222         {0x0000, 0x86b0},       /* Bad pixels compensation address */
1223         {0x00dc, 0x86b1},       /* X coord for bad pixels compensation (L) */
1224         {0x0000, 0x86b2},
1225         {0x0009, 0x86b3},       /* Y coord for bad pixels compensation (L) */
1226         {0x0000, 0x86b4},
1227
1228         {0x0001, 0x86b0},
1229         {0x00f5, 0x86b1},
1230         {0x0000, 0x86b2},
1231         {0x00c6, 0x86b3},
1232         {0x0000, 0x86b4},
1233
1234         {0x0002, 0x86b0},
1235         {0x001c, 0x86b1},
1236         {0x0001, 0x86b2},
1237         {0x00d7, 0x86b3},
1238         {0x0000, 0x86b4},
1239
1240         {0x0003, 0x86b0},
1241         {0x001c, 0x86b1},
1242         {0x0001, 0x86b2},
1243         {0x00d8, 0x86b3},
1244         {0x0000, 0x86b4},
1245
1246         {0x0004, 0x86b0},
1247         {0x001d, 0x86b1},
1248         {0x0001, 0x86b2},
1249         {0x00d8, 0x86b3},
1250         {0x0000, 0x86b4},
1251         {0x001e, 0x8660},
1252
1253         /* READ { 0x0000, 0x8608 } -> 0000: 13  */
1254         /* READ { 0x0000, 0x8609 } -> 0000: 28  */
1255         /* READ { 0x0000, 0x8610 } -> 0000: 05  */
1256         /* READ { 0x0000, 0x8611 } -> 0000: 25  */
1257         /* READ { 0x0000, 0x8612 } -> 0000: e1  */
1258         /* READ { 0x0000, 0x8613 } -> 0000: fa  */
1259         /* READ { 0x0000, 0x8614 } -> 0000: f4  */
1260         /* READ { 0x0000, 0x8615 } -> 0000: e8  */
1261         /* READ { 0x0000, 0x8616 } -> 0000: 25  */
1262         {}
1263 };
1264
1265 static int reg_write(struct usb_device *dev,
1266                         u16 index, u16 value)
1267 {
1268         int ret;
1269
1270         ret = usb_control_msg(dev,
1271                         usb_sndctrlpipe(dev, 0),
1272                         0,              /* request */
1273                         USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1274                         value, index, NULL, 0, 500);
1275         PDEBUG(D_USBO, "reg write i:0x%04x = 0x%02x",
1276                 index, value);
1277         if (ret < 0)
1278                 err("reg write: error %d", ret);
1279         return ret;
1280 }
1281
1282 /* read 1 byte */
1283 /* returns: negative is error, pos or zero is data */
1284 static int reg_read(struct gspca_dev *gspca_dev,
1285                         u16 index)      /* wIndex */
1286 {
1287         int ret;
1288
1289         ret = usb_control_msg(gspca_dev->dev,
1290                         usb_rcvctrlpipe(gspca_dev->dev, 0),
1291                         0,                      /* register */
1292                         USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1293                         0,              /* value */
1294                         index,
1295                         gspca_dev->usb_buf, 1,
1296                         500);                   /* timeout */
1297         PDEBUG(D_USBI, "reg read i:%04x --> %02x",
1298                 index, gspca_dev->usb_buf[0]);
1299         if (ret < 0) {
1300                 err("reg_read err %d", ret);
1301                 return ret;
1302         }
1303         return gspca_dev->usb_buf[0];
1304 }
1305
1306 /* send 1 or 2 bytes to the sensor via the Synchronous Serial Interface */
1307 static int ssi_w(struct gspca_dev *gspca_dev,
1308                 u16 reg, u16 val)
1309 {
1310         struct usb_device *dev = gspca_dev->dev;
1311         int ret, retry;
1312
1313         ret = reg_write(dev, 0x8802, reg >> 8);
1314         if (ret < 0)
1315                 goto out;
1316         ret = reg_write(dev, 0x8801, reg & 0x00ff);
1317         if (ret < 0)
1318                 goto out;
1319         if ((reg & 0xff00) == 0x1000) {         /* if 2 bytes */
1320                 ret = reg_write(dev, 0x8805, val & 0x00ff);
1321                 if (ret < 0)
1322                         goto out;
1323                 val >>= 8;
1324         }
1325         ret = reg_write(dev, 0x8800, val);
1326         if (ret < 0)
1327                 goto out;
1328
1329         /* poll until not busy */
1330         retry = 10;
1331         for (;;) {
1332                 ret = reg_read(gspca_dev, 0x8803);
1333                 if (ret < 0)
1334                         break;
1335                 if (gspca_dev->usb_buf[0] == 0)
1336                         break;
1337                 if (--retry <= 0) {
1338                         PDEBUG(D_ERR, "ssi_w busy %02x",
1339                                         gspca_dev->usb_buf[0]);
1340                         ret = -1;
1341                         break;
1342                 }
1343                 msleep(8);
1344         }
1345
1346 out:
1347         return ret;
1348 }
1349
1350 static int write_vector(struct gspca_dev *gspca_dev,
1351                         const u16 (*data)[2])
1352 {
1353         struct usb_device *dev = gspca_dev->dev;
1354         int ret = 0;
1355
1356         while ((*data)[1] != 0) {
1357                 if ((*data)[1] & 0x8000) {
1358                         if ((*data)[1] == 0xdd00)       /* delay */
1359                                 msleep((*data)[0]);
1360                         else
1361                                 ret = reg_write(dev, (*data)[1], (*data)[0]);
1362                 } else {
1363                         ret = ssi_w(gspca_dev, (*data)[1], (*data)[0]);
1364                 }
1365                 if (ret < 0)
1366                         break;
1367                 data++;
1368         }
1369         return ret;
1370 }
1371
1372 /* this function is called at probe time */
1373 static int sd_config(struct gspca_dev *gspca_dev,
1374                         const struct usb_device_id *id)
1375 {
1376         struct sd *sd = (struct sd *) gspca_dev;
1377         struct cam *cam;
1378         int data1, data2;
1379         const u16 (*init_data)[2];
1380         static const u16 (*(init_data_tb[]))[2] = {
1381                 spca508_vista_init_data,        /* CreativeVista 0 */
1382                 spca508_sightcam_init_data,     /* HamaUSBSightcam 1 */
1383                 spca508_sightcam2_init_data,    /* HamaUSBSightcam2 2 */
1384                 spca508cs110_init_data,         /* IntelEasyPCCamera 3 */
1385                 spca508cs110_init_data,         /* MicroInnovationIC200 4 */
1386                 spca508_init_data,              /* ViewQuestVQ110 5 */
1387         };
1388
1389         /* Read from global register the USB product and vendor IDs, just to
1390          * prove that we can communicate with the device.  This works, which
1391          * confirms at we are communicating properly and that the device
1392          * is a 508. */
1393         data1 = reg_read(gspca_dev, 0x8104);
1394         data2 = reg_read(gspca_dev, 0x8105);
1395         PDEBUG(D_PROBE, "Webcam Vendor ID: 0x%02x%02x", data2, data1);
1396
1397         data1 = reg_read(gspca_dev, 0x8106);
1398         data2 = reg_read(gspca_dev, 0x8107);
1399         PDEBUG(D_PROBE, "Webcam Product ID: 0x%02x%02x", data2, data1);
1400
1401         data1 = reg_read(gspca_dev, 0x8621);
1402         PDEBUG(D_PROBE, "Window 1 average luminance: %d", data1);
1403
1404         cam = &gspca_dev->cam;
1405         cam->cam_mode = sif_mode;
1406         cam->nmodes = ARRAY_SIZE(sif_mode);
1407
1408         sd->subtype = id->driver_info;
1409         sd->brightness = BRIGHTNESS_DEF;
1410
1411         init_data = init_data_tb[sd->subtype];
1412         return write_vector(gspca_dev, init_data);
1413 }
1414
1415 /* this function is called at probe and resume time */
1416 static int sd_init(struct gspca_dev *gspca_dev)
1417 {
1418         return 0;
1419 }
1420
1421 static int sd_start(struct gspca_dev *gspca_dev)
1422 {
1423         int mode;
1424
1425         mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
1426         reg_write(gspca_dev->dev, 0x8500, mode);
1427         switch (mode) {
1428         case 0:
1429         case 1:
1430                 reg_write(gspca_dev->dev, 0x8700, 0x28);        /* clock */
1431                 break;
1432         default:
1433 /*      case 2: */
1434 /*      case 3: */
1435                 reg_write(gspca_dev->dev, 0x8700, 0x23);        /* clock */
1436                 break;
1437         }
1438         reg_write(gspca_dev->dev, 0x8112, 0x10 | 0x20);
1439         return 0;
1440 }
1441
1442 static void sd_stopN(struct gspca_dev *gspca_dev)
1443 {
1444         /* Video ISO disable, Video Drop Packet enable: */
1445         reg_write(gspca_dev->dev, 0x8112, 0x20);
1446 }
1447
1448 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1449                         u8 *data,                       /* isoc packet */
1450                         int len)                        /* iso packet length */
1451 {
1452         switch (data[0]) {
1453         case 0:                         /* start of frame */
1454                 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
1455                 data += SPCA508_OFFSET_DATA;
1456                 len -= SPCA508_OFFSET_DATA;
1457                 gspca_frame_add(gspca_dev, FIRST_PACKET, data, len);
1458                 break;
1459         case 0xff:                      /* drop */
1460                 break;
1461         default:
1462                 data += 1;
1463                 len -= 1;
1464                 gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
1465                 break;
1466         }
1467 }
1468
1469 static void setbrightness(struct gspca_dev *gspca_dev)
1470 {
1471         struct sd *sd = (struct sd *) gspca_dev;
1472         u8 brightness = sd->brightness;
1473
1474         /* MX seem contrast */
1475         reg_write(gspca_dev->dev, 0x8651, brightness);
1476         reg_write(gspca_dev->dev, 0x8652, brightness);
1477         reg_write(gspca_dev->dev, 0x8653, brightness);
1478         reg_write(gspca_dev->dev, 0x8654, brightness);
1479 }
1480
1481 static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
1482 {
1483         struct sd *sd = (struct sd *) gspca_dev;
1484
1485         sd->brightness = val;
1486         if (gspca_dev->streaming)
1487                 setbrightness(gspca_dev);
1488         return 0;
1489 }
1490
1491 static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
1492 {
1493         struct sd *sd = (struct sd *) gspca_dev;
1494
1495         *val = sd->brightness;
1496         return 0;
1497 }
1498
1499 /* sub-driver description */
1500 static const struct sd_desc sd_desc = {
1501         .name = MODULE_NAME,
1502         .ctrls = sd_ctrls,
1503         .nctrls = ARRAY_SIZE(sd_ctrls),
1504         .config = sd_config,
1505         .init = sd_init,
1506         .start = sd_start,
1507         .stopN = sd_stopN,
1508         .pkt_scan = sd_pkt_scan,
1509 };
1510
1511 /* -- module initialisation -- */
1512 static const struct usb_device_id device_table[] = {
1513         {USB_DEVICE(0x0130, 0x0130), .driver_info = HamaUSBSightcam},
1514         {USB_DEVICE(0x041e, 0x4018), .driver_info = CreativeVista},
1515         {USB_DEVICE(0x0733, 0x0110), .driver_info = ViewQuestVQ110},
1516         {USB_DEVICE(0x0af9, 0x0010), .driver_info = HamaUSBSightcam},
1517         {USB_DEVICE(0x0af9, 0x0011), .driver_info = HamaUSBSightcam2},
1518         {USB_DEVICE(0x8086, 0x0110), .driver_info = IntelEasyPCCamera},
1519         {}
1520 };
1521 MODULE_DEVICE_TABLE(usb, device_table);
1522
1523 /* -- device connect -- */
1524 static int sd_probe(struct usb_interface *intf,
1525                         const struct usb_device_id *id)
1526 {
1527         return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1528                                 THIS_MODULE);
1529 }
1530
1531 static struct usb_driver sd_driver = {
1532         .name = MODULE_NAME,
1533         .id_table = device_table,
1534         .probe = sd_probe,
1535         .disconnect = gspca_disconnect,
1536 #ifdef CONFIG_PM
1537         .suspend = gspca_suspend,
1538         .resume = gspca_resume,
1539 #endif
1540 };
1541
1542 /* -- module insert / remove -- */
1543 static int __init sd_mod_init(void)
1544 {
1545         return usb_register(&sd_driver);
1546 }
1547 static void __exit sd_mod_exit(void)
1548 {
1549         usb_deregister(&sd_driver);
1550 }
1551
1552 module_init(sd_mod_init);
1553 module_exit(sd_mod_exit);