1 /* 2 * SPCA505 chip based cameras initialization data 3 * 4 * V4L2 by Jean-Francis 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 */ 17 18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 19 20 #define MODULE_NAME "spca505" 21 22 #include "gspca.h" 23 24 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); 25 MODULE_DESCRIPTION("GSPCA/SPCA505 USB Camera Driver"); 26 MODULE_LICENSE("GPL"); 27 28 /* specific webcam descriptor */ 29 struct sd { 30 struct gspca_dev gspca_dev; /* !! must be the first item */ 31 32 u8 subtype; 33 #define IntelPCCameraPro 0 34 #define Nxultra 1 35 }; 36 37 static const struct v4l2_pix_format vga_mode[] = { 38 {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 39 .bytesperline = 160, 40 .sizeimage = 160 * 120 * 3 / 2, 41 .colorspace = V4L2_COLORSPACE_SRGB, 42 .priv = 4}, 43 {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 44 .bytesperline = 176, 45 .sizeimage = 176 * 144 * 3 / 2, 46 .colorspace = V4L2_COLORSPACE_SRGB, 47 .priv = 3}, 48 {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 49 .bytesperline = 320, 50 .sizeimage = 320 * 240 * 3 / 2, 51 .colorspace = V4L2_COLORSPACE_SRGB, 52 .priv = 2}, 53 {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 54 .bytesperline = 352, 55 .sizeimage = 352 * 288 * 3 / 2, 56 .colorspace = V4L2_COLORSPACE_SRGB, 57 .priv = 1}, 58 {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 59 .bytesperline = 640, 60 .sizeimage = 640 * 480 * 3 / 2, 61 .colorspace = V4L2_COLORSPACE_SRGB, 62 .priv = 0}, 63 }; 64 65 #define SPCA50X_OFFSET_DATA 10 66 67 #define SPCA50X_REG_USB 0x02 /* spca505 501 */ 68 69 #define SPCA50X_USB_CTRL 0x00 /* spca505 */ 70 #define SPCA50X_CUSB_ENABLE 0x01 /* spca505 */ 71 72 #define SPCA50X_REG_GLOBAL 0x03 /* spca505 */ 73 #define SPCA50X_GMISC0_IDSEL 0x01 /* Global control device ID select spca505 */ 74 #define SPCA50X_GLOBAL_MISC0 0x00 /* Global control miscellaneous 0 spca505 */ 75 76 #define SPCA50X_GLOBAL_MISC1 0x01 /* 505 */ 77 #define SPCA50X_GLOBAL_MISC3 0x03 /* 505 */ 78 #define SPCA50X_GMISC3_SAA7113RST 0x20 /* Not sure about this one spca505 */ 79 80 /* Image format and compression control */ 81 #define SPCA50X_REG_COMPRESS 0x04 82 83 /* 84 * Data to initialize a SPCA505. Common to the CCD and external modes 85 */ 86 static const u8 spca505_init_data[][3] = { 87 /* bmRequest,value,index */ 88 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC3_SAA7113RST, SPCA50X_GLOBAL_MISC3}, 89 /* Sensor reset */ 90 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC3}, 91 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC1}, 92 /* Block USB reset */ 93 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC0_IDSEL, SPCA50X_GLOBAL_MISC0}, 94 95 {0x05, 0x01, 0x10}, 96 /* Maybe power down some stuff */ 97 {0x05, 0x0f, 0x11}, 98 99 /* Setup internal CCD ? */ 100 {0x06, 0x10, 0x08}, 101 {0x06, 0x00, 0x09}, 102 {0x06, 0x00, 0x0a}, 103 {0x06, 0x00, 0x0b}, 104 {0x06, 0x10, 0x0c}, 105 {0x06, 0x00, 0x0d}, 106 {0x06, 0x00, 0x0e}, 107 {0x06, 0x00, 0x0f}, 108 {0x06, 0x10, 0x10}, 109 {0x06, 0x02, 0x11}, 110 {0x06, 0x00, 0x12}, 111 {0x06, 0x04, 0x13}, 112 {0x06, 0x02, 0x14}, 113 {0x06, 0x8a, 0x51}, 114 {0x06, 0x40, 0x52}, 115 {0x06, 0xb6, 0x53}, 116 {0x06, 0x3d, 0x54}, 117 {} 118 }; 119 120 /* 121 * Data to initialize the camera using the internal CCD 122 */ 123 static const u8 spca505_open_data_ccd[][3] = { 124 /* bmRequest,value,index */ 125 /* Internal CCD data set */ 126 {0x03, 0x04, 0x01}, 127 /* This could be a reset */ 128 {0x03, 0x00, 0x01}, 129 130 /* Setup compression and image registers. 0x6 and 0x7 seem to be 131 related to H&V hold, and are resolution mode specific */ 132 {0x04, 0x10, 0x01}, 133 /* DIFF(0x50), was (0x10) */ 134 {0x04, 0x00, 0x04}, 135 {0x04, 0x00, 0x05}, 136 {0x04, 0x20, 0x06}, 137 {0x04, 0x20, 0x07}, 138 139 {0x08, 0x0a, 0x00}, 140 /* DIFF (0x4a), was (0xa) */ 141 142 {0x05, 0x00, 0x10}, 143 {0x05, 0x00, 0x11}, 144 {0x05, 0x00, 0x00}, 145 /* DIFF not written */ 146 {0x05, 0x00, 0x01}, 147 /* DIFF not written */ 148 {0x05, 0x00, 0x02}, 149 /* DIFF not written */ 150 {0x05, 0x00, 0x03}, 151 /* DIFF not written */ 152 {0x05, 0x00, 0x04}, 153 /* DIFF not written */ 154 {0x05, 0x80, 0x05}, 155 /* DIFF not written */ 156 {0x05, 0xe0, 0x06}, 157 /* DIFF not written */ 158 {0x05, 0x20, 0x07}, 159 /* DIFF not written */ 160 {0x05, 0xa0, 0x08}, 161 /* DIFF not written */ 162 {0x05, 0x0, 0x12}, 163 /* DIFF not written */ 164 {0x05, 0x02, 0x0f}, 165 /* DIFF not written */ 166 {0x05, 0x10, 0x46}, 167 /* DIFF not written */ 168 {0x05, 0x8, 0x4a}, 169 /* DIFF not written */ 170 171 {0x03, 0x08, 0x03}, 172 /* DIFF (0x3,0x28,0x3) */ 173 {0x03, 0x08, 0x01}, 174 {0x03, 0x0c, 0x03}, 175 /* DIFF not written */ 176 {0x03, 0x21, 0x00}, 177 /* DIFF (0x39) */ 178 179 /* Extra block copied from init to hopefully ensure CCD is in a sane state */ 180 {0x06, 0x10, 0x08}, 181 {0x06, 0x00, 0x09}, 182 {0x06, 0x00, 0x0a}, 183 {0x06, 0x00, 0x0b}, 184 {0x06, 0x10, 0x0c}, 185 {0x06, 0x00, 0x0d}, 186 {0x06, 0x00, 0x0e}, 187 {0x06, 0x00, 0x0f}, 188 {0x06, 0x10, 0x10}, 189 {0x06, 0x02, 0x11}, 190 {0x06, 0x00, 0x12}, 191 {0x06, 0x04, 0x13}, 192 {0x06, 0x02, 0x14}, 193 {0x06, 0x8a, 0x51}, 194 {0x06, 0x40, 0x52}, 195 {0x06, 0xb6, 0x53}, 196 {0x06, 0x3d, 0x54}, 197 /* End of extra block */ 198 199 {0x06, 0x3f, 0x1}, 200 /* Block skipped */ 201 {0x06, 0x10, 0x02}, 202 {0x06, 0x64, 0x07}, 203 {0x06, 0x10, 0x08}, 204 {0x06, 0x00, 0x09}, 205 {0x06, 0x00, 0x0a}, 206 {0x06, 0x00, 0x0b}, 207 {0x06, 0x10, 0x0c}, 208 {0x06, 0x00, 0x0d}, 209 {0x06, 0x00, 0x0e}, 210 {0x06, 0x00, 0x0f}, 211 {0x06, 0x10, 0x10}, 212 {0x06, 0x02, 0x11}, 213 {0x06, 0x00, 0x12}, 214 {0x06, 0x04, 0x13}, 215 {0x06, 0x02, 0x14}, 216 {0x06, 0x8a, 0x51}, 217 {0x06, 0x40, 0x52}, 218 {0x06, 0xb6, 0x53}, 219 {0x06, 0x3d, 0x54}, 220 {0x06, 0x60, 0x57}, 221 {0x06, 0x20, 0x58}, 222 {0x06, 0x15, 0x59}, 223 {0x06, 0x05, 0x5a}, 224 225 {0x05, 0x01, 0xc0}, 226 {0x05, 0x10, 0xcb}, 227 {0x05, 0x80, 0xc1}, 228 /* */ 229 {0x05, 0x0, 0xc2}, 230 /* 4 was 0 */ 231 {0x05, 0x00, 0xca}, 232 {0x05, 0x80, 0xc1}, 233 /* */ 234 {0x05, 0x04, 0xc2}, 235 {0x05, 0x00, 0xca}, 236 {0x05, 0x0, 0xc1}, 237 /* */ 238 {0x05, 0x00, 0xc2}, 239 {0x05, 0x00, 0xca}, 240 {0x05, 0x40, 0xc1}, 241 /* */ 242 {0x05, 0x17, 0xc2}, 243 {0x05, 0x00, 0xca}, 244 {0x05, 0x80, 0xc1}, 245 /* */ 246 {0x05, 0x06, 0xc2}, 247 {0x05, 0x00, 0xca}, 248 {0x05, 0x80, 0xc1}, 249 /* */ 250 {0x05, 0x04, 0xc2}, 251 {0x05, 0x00, 0xca}, 252 253 {0x03, 0x4c, 0x3}, 254 {0x03, 0x18, 0x1}, 255 256 {0x06, 0x70, 0x51}, 257 {0x06, 0xbe, 0x53}, 258 {0x06, 0x71, 0x57}, 259 {0x06, 0x20, 0x58}, 260 {0x06, 0x05, 0x59}, 261 {0x06, 0x15, 0x5a}, 262 263 {0x04, 0x00, 0x08}, 264 /* Compress = OFF (0x1 to turn on) */ 265 {0x04, 0x12, 0x09}, 266 {0x04, 0x21, 0x0a}, 267 {0x04, 0x10, 0x0b}, 268 {0x04, 0x21, 0x0c}, 269 {0x04, 0x05, 0x00}, 270 /* was 5 (Image Type ? ) */ 271 {0x04, 0x00, 0x01}, 272 273 {0x06, 0x3f, 0x01}, 274 275 {0x04, 0x00, 0x04}, 276 {0x04, 0x00, 0x05}, 277 {0x04, 0x40, 0x06}, 278 {0x04, 0x40, 0x07}, 279 280 {0x06, 0x1c, 0x17}, 281 {0x06, 0xe2, 0x19}, 282 {0x06, 0x1c, 0x1b}, 283 {0x06, 0xe2, 0x1d}, 284 {0x06, 0xaa, 0x1f}, 285 {0x06, 0x70, 0x20}, 286 287 {0x05, 0x01, 0x10}, 288 {0x05, 0x00, 0x11}, 289 {0x05, 0x01, 0x00}, 290 {0x05, 0x05, 0x01}, 291 {0x05, 0x00, 0xc1}, 292 /* */ 293 {0x05, 0x00, 0xc2}, 294 {0x05, 0x00, 0xca}, 295 296 {0x06, 0x70, 0x51}, 297 {0x06, 0xbe, 0x53}, 298 {} 299 }; 300 301 /* 302 * Made by Tomasz Zablocki (skalamandra@poczta.onet.pl) 303 * SPCA505b chip based cameras initialization data 304 */ 305 /* jfm */ 306 #define initial_brightness 0x7f /* 0x0(white)-0xff(black) */ 307 /* #define initial_brightness 0x0 //0x0(white)-0xff(black) */ 308 /* 309 * Data to initialize a SPCA505. Common to the CCD and external modes 310 */ 311 static const u8 spca505b_init_data[][3] = { 312 /* start */ 313 {0x02, 0x00, 0x00}, /* init */ 314 {0x02, 0x00, 0x01}, 315 {0x02, 0x00, 0x02}, 316 {0x02, 0x00, 0x03}, 317 {0x02, 0x00, 0x04}, 318 {0x02, 0x00, 0x05}, 319 {0x02, 0x00, 0x06}, 320 {0x02, 0x00, 0x07}, 321 {0x02, 0x00, 0x08}, 322 {0x02, 0x00, 0x09}, 323 {0x03, 0x00, 0x00}, 324 {0x03, 0x00, 0x01}, 325 {0x03, 0x00, 0x02}, 326 {0x03, 0x00, 0x03}, 327 {0x03, 0x00, 0x04}, 328 {0x03, 0x00, 0x05}, 329 {0x03, 0x00, 0x06}, 330 {0x04, 0x00, 0x00}, 331 {0x04, 0x00, 0x02}, 332 {0x04, 0x00, 0x04}, 333 {0x04, 0x00, 0x05}, 334 {0x04, 0x00, 0x06}, 335 {0x04, 0x00, 0x07}, 336 {0x04, 0x00, 0x08}, 337 {0x04, 0x00, 0x09}, 338 {0x04, 0x00, 0x0a}, 339 {0x04, 0x00, 0x0b}, 340 {0x04, 0x00, 0x0c}, 341 {0x07, 0x00, 0x00}, 342 {0x07, 0x00, 0x03}, 343 {0x08, 0x00, 0x00}, 344 {0x08, 0x00, 0x01}, 345 {0x08, 0x00, 0x02}, 346 {0x06, 0x18, 0x08}, 347 {0x06, 0xfc, 0x09}, 348 {0x06, 0xfc, 0x0a}, 349 {0x06, 0xfc, 0x0b}, 350 {0x06, 0x18, 0x0c}, 351 {0x06, 0xfc, 0x0d}, 352 {0x06, 0xfc, 0x0e}, 353 {0x06, 0xfc, 0x0f}, 354 {0x06, 0x18, 0x10}, 355 {0x06, 0xfe, 0x12}, 356 {0x06, 0x00, 0x11}, 357 {0x06, 0x00, 0x14}, 358 {0x06, 0x00, 0x13}, 359 {0x06, 0x28, 0x51}, 360 {0x06, 0xff, 0x53}, 361 {0x02, 0x00, 0x08}, 362 363 {0x03, 0x00, 0x03}, 364 {0x03, 0x10, 0x03}, 365 {} 366 }; 367 368 /* 369 * Data to initialize the camera using the internal CCD 370 */ 371 static const u8 spca505b_open_data_ccd[][3] = { 372 373 /* {0x02,0x00,0x00}, */ 374 {0x03, 0x04, 0x01}, /* rst */ 375 {0x03, 0x00, 0x01}, 376 {0x03, 0x00, 0x00}, 377 {0x03, 0x21, 0x00}, 378 {0x03, 0x00, 0x04}, 379 {0x03, 0x00, 0x03}, 380 {0x03, 0x18, 0x03}, 381 {0x03, 0x08, 0x01}, 382 {0x03, 0x1c, 0x03}, 383 {0x03, 0x5c, 0x03}, 384 {0x03, 0x5c, 0x03}, 385 {0x03, 0x18, 0x01}, 386 387 /* same as 505 */ 388 {0x04, 0x10, 0x01}, 389 {0x04, 0x00, 0x04}, 390 {0x04, 0x00, 0x05}, 391 {0x04, 0x20, 0x06}, 392 {0x04, 0x20, 0x07}, 393 394 {0x08, 0x0a, 0x00}, 395 396 {0x05, 0x00, 0x10}, 397 {0x05, 0x00, 0x11}, 398 {0x05, 0x00, 0x12}, 399 {0x05, 0x6f, 0x00}, 400 {0x05, initial_brightness >> 6, 0x00}, 401 {0x05, (initial_brightness << 2) & 0xff, 0x01}, 402 {0x05, 0x00, 0x02}, 403 {0x05, 0x01, 0x03}, 404 {0x05, 0x00, 0x04}, 405 {0x05, 0x03, 0x05}, 406 {0x05, 0xe0, 0x06}, 407 {0x05, 0x20, 0x07}, 408 {0x05, 0xa0, 0x08}, 409 {0x05, 0x00, 0x12}, 410 {0x05, 0x02, 0x0f}, 411 {0x05, 0x80, 0x14}, /* max exposure off (0=on) */ 412 {0x05, 0x01, 0xb0}, 413 {0x05, 0x01, 0xbf}, 414 {0x03, 0x02, 0x06}, 415 {0x05, 0x10, 0x46}, 416 {0x05, 0x08, 0x4a}, 417 418 {0x06, 0x00, 0x01}, 419 {0x06, 0x10, 0x02}, 420 {0x06, 0x64, 0x07}, 421 {0x06, 0x18, 0x08}, 422 {0x06, 0xfc, 0x09}, 423 {0x06, 0xfc, 0x0a}, 424 {0x06, 0xfc, 0x0b}, 425 {0x04, 0x00, 0x01}, 426 {0x06, 0x18, 0x0c}, 427 {0x06, 0xfc, 0x0d}, 428 {0x06, 0xfc, 0x0e}, 429 {0x06, 0xfc, 0x0f}, 430 {0x06, 0x11, 0x10}, /* contrast */ 431 {0x06, 0x00, 0x11}, 432 {0x06, 0xfe, 0x12}, 433 {0x06, 0x00, 0x13}, 434 {0x06, 0x00, 0x14}, 435 {0x06, 0x9d, 0x51}, 436 {0x06, 0x40, 0x52}, 437 {0x06, 0x7c, 0x53}, 438 {0x06, 0x40, 0x54}, 439 {0x06, 0x02, 0x57}, 440 {0x06, 0x03, 0x58}, 441 {0x06, 0x15, 0x59}, 442 {0x06, 0x05, 0x5a}, 443 {0x06, 0x03, 0x56}, 444 {0x06, 0x02, 0x3f}, 445 {0x06, 0x00, 0x40}, 446 {0x06, 0x39, 0x41}, 447 {0x06, 0x69, 0x42}, 448 {0x06, 0x87, 0x43}, 449 {0x06, 0x9e, 0x44}, 450 {0x06, 0xb1, 0x45}, 451 {0x06, 0xbf, 0x46}, 452 {0x06, 0xcc, 0x47}, 453 {0x06, 0xd5, 0x48}, 454 {0x06, 0xdd, 0x49}, 455 {0x06, 0xe3, 0x4a}, 456 {0x06, 0xe8, 0x4b}, 457 {0x06, 0xed, 0x4c}, 458 {0x06, 0xf2, 0x4d}, 459 {0x06, 0xf7, 0x4e}, 460 {0x06, 0xfc, 0x4f}, 461 {0x06, 0xff, 0x50}, 462 463 {0x05, 0x01, 0xc0}, 464 {0x05, 0x10, 0xcb}, 465 {0x05, 0x40, 0xc1}, 466 {0x05, 0x04, 0xc2}, 467 {0x05, 0x00, 0xca}, 468 {0x05, 0x40, 0xc1}, 469 {0x05, 0x09, 0xc2}, 470 {0x05, 0x00, 0xca}, 471 {0x05, 0xc0, 0xc1}, 472 {0x05, 0x09, 0xc2}, 473 {0x05, 0x00, 0xca}, 474 {0x05, 0x40, 0xc1}, 475 {0x05, 0x59, 0xc2}, 476 {0x05, 0x00, 0xca}, 477 {0x04, 0x00, 0x01}, 478 {0x05, 0x80, 0xc1}, 479 {0x05, 0xec, 0xc2}, 480 {0x05, 0x0, 0xca}, 481 482 {0x06, 0x02, 0x57}, 483 {0x06, 0x01, 0x58}, 484 {0x06, 0x15, 0x59}, 485 {0x06, 0x0a, 0x5a}, 486 {0x06, 0x01, 0x57}, 487 {0x06, 0x8a, 0x03}, 488 {0x06, 0x0a, 0x6c}, 489 {0x06, 0x30, 0x01}, 490 {0x06, 0x20, 0x02}, 491 {0x06, 0x00, 0x03}, 492 493 {0x05, 0x8c, 0x25}, 494 495 {0x06, 0x4d, 0x51}, /* maybe saturation (4d) */ 496 {0x06, 0x84, 0x53}, /* making green (84) */ 497 {0x06, 0x00, 0x57}, /* sharpness (1) */ 498 {0x06, 0x18, 0x08}, 499 {0x06, 0xfc, 0x09}, 500 {0x06, 0xfc, 0x0a}, 501 {0x06, 0xfc, 0x0b}, 502 {0x06, 0x18, 0x0c}, /* maybe hue (18) */ 503 {0x06, 0xfc, 0x0d}, 504 {0x06, 0xfc, 0x0e}, 505 {0x06, 0xfc, 0x0f}, 506 {0x06, 0x18, 0x10}, /* maybe contrast (18) */ 507 508 {0x05, 0x01, 0x02}, 509 510 {0x04, 0x00, 0x08}, /* compression */ 511 {0x04, 0x12, 0x09}, 512 {0x04, 0x21, 0x0a}, 513 {0x04, 0x10, 0x0b}, 514 {0x04, 0x21, 0x0c}, 515 {0x04, 0x1d, 0x00}, /* imagetype (1d) */ 516 {0x04, 0x41, 0x01}, /* hardware snapcontrol */ 517 518 {0x04, 0x00, 0x04}, 519 {0x04, 0x00, 0x05}, 520 {0x04, 0x10, 0x06}, 521 {0x04, 0x10, 0x07}, 522 {0x04, 0x40, 0x06}, 523 {0x04, 0x40, 0x07}, 524 {0x04, 0x00, 0x04}, 525 {0x04, 0x00, 0x05}, 526 527 {0x06, 0x1c, 0x17}, 528 {0x06, 0xe2, 0x19}, 529 {0x06, 0x1c, 0x1b}, 530 {0x06, 0xe2, 0x1d}, 531 {0x06, 0x5f, 0x1f}, 532 {0x06, 0x32, 0x20}, 533 534 {0x05, initial_brightness >> 6, 0x00}, 535 {0x05, (initial_brightness << 2) & 0xff, 0x01}, 536 {0x05, 0x06, 0xc1}, 537 {0x05, 0x58, 0xc2}, 538 {0x05, 0x00, 0xca}, 539 {0x05, 0x00, 0x11}, 540 {} 541 }; 542 543 static int reg_write(struct gspca_dev *gspca_dev, 544 u16 req, u16 index, u16 value) 545 { 546 int ret; 547 struct usb_device *dev = gspca_dev->dev; 548 549 ret = usb_control_msg(dev, 550 usb_sndctrlpipe(dev, 0), 551 req, 552 USB_TYPE_VENDOR | USB_RECIP_DEVICE, 553 value, index, NULL, 0, 500); 554 gspca_dbg(gspca_dev, D_USBO, "reg write: 0x%02x,0x%02x:0x%02x, %d\n", 555 req, index, value, ret); 556 if (ret < 0) 557 pr_err("reg write: error %d\n", ret); 558 return ret; 559 } 560 561 /* returns: negative is error, pos or zero is data */ 562 static int reg_read(struct gspca_dev *gspca_dev, 563 u16 req, /* bRequest */ 564 u16 index) /* wIndex */ 565 { 566 int ret; 567 568 ret = usb_control_msg(gspca_dev->dev, 569 usb_rcvctrlpipe(gspca_dev->dev, 0), 570 req, 571 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 572 0, /* value */ 573 index, 574 gspca_dev->usb_buf, 2, 575 500); /* timeout */ 576 if (ret < 0) 577 return ret; 578 return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0]; 579 } 580 581 static int write_vector(struct gspca_dev *gspca_dev, 582 const u8 data[][3]) 583 { 584 int ret, i = 0; 585 586 while (data[i][0] != 0) { 587 ret = reg_write(gspca_dev, data[i][0], data[i][2], 588 data[i][1]); 589 if (ret < 0) 590 return ret; 591 i++; 592 } 593 return 0; 594 } 595 596 /* this function is called at probe time */ 597 static int sd_config(struct gspca_dev *gspca_dev, 598 const struct usb_device_id *id) 599 { 600 struct sd *sd = (struct sd *) gspca_dev; 601 struct cam *cam; 602 603 cam = &gspca_dev->cam; 604 cam->cam_mode = vga_mode; 605 sd->subtype = id->driver_info; 606 if (sd->subtype != IntelPCCameraPro) 607 cam->nmodes = ARRAY_SIZE(vga_mode); 608 else /* no 640x480 for IntelPCCameraPro */ 609 cam->nmodes = ARRAY_SIZE(vga_mode) - 1; 610 611 return 0; 612 } 613 614 /* this function is called at probe and resume time */ 615 static int sd_init(struct gspca_dev *gspca_dev) 616 { 617 struct sd *sd = (struct sd *) gspca_dev; 618 619 if (write_vector(gspca_dev, 620 sd->subtype == Nxultra 621 ? spca505b_init_data 622 : spca505_init_data)) 623 return -EIO; 624 return 0; 625 } 626 627 static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness) 628 { 629 reg_write(gspca_dev, 0x05, 0x00, (255 - brightness) >> 6); 630 reg_write(gspca_dev, 0x05, 0x01, (255 - brightness) << 2); 631 } 632 633 static int sd_start(struct gspca_dev *gspca_dev) 634 { 635 struct sd *sd = (struct sd *) gspca_dev; 636 int ret, mode; 637 static u8 mode_tb[][3] = { 638 /* r00 r06 r07 */ 639 {0x00, 0x10, 0x10}, /* 640x480 */ 640 {0x01, 0x1a, 0x1a}, /* 352x288 */ 641 {0x02, 0x1c, 0x1d}, /* 320x240 */ 642 {0x04, 0x34, 0x34}, /* 176x144 */ 643 {0x05, 0x40, 0x40} /* 160x120 */ 644 }; 645 646 if (sd->subtype == Nxultra) 647 write_vector(gspca_dev, spca505b_open_data_ccd); 648 else 649 write_vector(gspca_dev, spca505_open_data_ccd); 650 ret = reg_read(gspca_dev, 0x06, 0x16); 651 652 if (ret < 0) { 653 gspca_err(gspca_dev, "register read failed err: %d\n", ret); 654 return ret; 655 } 656 if (ret != 0x0101) { 657 pr_err("After vector read returns 0x%04x should be 0x0101\n", 658 ret); 659 } 660 661 ret = reg_write(gspca_dev, 0x06, 0x16, 0x0a); 662 if (ret < 0) 663 return ret; 664 reg_write(gspca_dev, 0x05, 0xc2, 0x12); 665 666 /* necessary because without it we can see stream 667 * only once after loading module */ 668 /* stopping usb registers Tomasz change */ 669 reg_write(gspca_dev, 0x02, 0x00, 0x00); 670 671 mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv; 672 reg_write(gspca_dev, SPCA50X_REG_COMPRESS, 0x00, mode_tb[mode][0]); 673 reg_write(gspca_dev, SPCA50X_REG_COMPRESS, 0x06, mode_tb[mode][1]); 674 reg_write(gspca_dev, SPCA50X_REG_COMPRESS, 0x07, mode_tb[mode][2]); 675 676 return reg_write(gspca_dev, SPCA50X_REG_USB, 677 SPCA50X_USB_CTRL, 678 SPCA50X_CUSB_ENABLE); 679 } 680 681 static void sd_stopN(struct gspca_dev *gspca_dev) 682 { 683 /* Disable ISO packet machine */ 684 reg_write(gspca_dev, 0x02, 0x00, 0x00); 685 } 686 687 /* called on streamoff with alt 0 and on disconnect */ 688 static void sd_stop0(struct gspca_dev *gspca_dev) 689 { 690 if (!gspca_dev->present) 691 return; 692 693 /* This maybe reset or power control */ 694 reg_write(gspca_dev, 0x03, 0x03, 0x20); 695 reg_write(gspca_dev, 0x03, 0x01, 0x00); 696 reg_write(gspca_dev, 0x03, 0x00, 0x01); 697 reg_write(gspca_dev, 0x05, 0x10, 0x01); 698 reg_write(gspca_dev, 0x05, 0x11, 0x0f); 699 } 700 701 static void sd_pkt_scan(struct gspca_dev *gspca_dev, 702 u8 *data, /* isoc packet */ 703 int len) /* iso packet length */ 704 { 705 switch (data[0]) { 706 case 0: /* start of frame */ 707 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); 708 data += SPCA50X_OFFSET_DATA; 709 len -= SPCA50X_OFFSET_DATA; 710 gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); 711 break; 712 case 0xff: /* drop */ 713 break; 714 default: 715 data += 1; 716 len -= 1; 717 gspca_frame_add(gspca_dev, INTER_PACKET, data, len); 718 break; 719 } 720 } 721 722 static int sd_s_ctrl(struct v4l2_ctrl *ctrl) 723 { 724 struct gspca_dev *gspca_dev = 725 container_of(ctrl->handler, struct gspca_dev, ctrl_handler); 726 727 gspca_dev->usb_err = 0; 728 729 if (!gspca_dev->streaming) 730 return 0; 731 732 switch (ctrl->id) { 733 case V4L2_CID_BRIGHTNESS: 734 setbrightness(gspca_dev, ctrl->val); 735 break; 736 } 737 return gspca_dev->usb_err; 738 } 739 740 static const struct v4l2_ctrl_ops sd_ctrl_ops = { 741 .s_ctrl = sd_s_ctrl, 742 }; 743 744 static int sd_init_controls(struct gspca_dev *gspca_dev) 745 { 746 struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; 747 748 gspca_dev->vdev.ctrl_handler = hdl; 749 v4l2_ctrl_handler_init(hdl, 5); 750 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, 751 V4L2_CID_BRIGHTNESS, 0, 255, 1, 127); 752 753 if (hdl->error) { 754 pr_err("Could not initialize controls\n"); 755 return hdl->error; 756 } 757 return 0; 758 } 759 760 /* sub-driver description */ 761 static const struct sd_desc sd_desc = { 762 .name = MODULE_NAME, 763 .config = sd_config, 764 .init_controls = sd_init_controls, 765 .init = sd_init, 766 .start = sd_start, 767 .stopN = sd_stopN, 768 .stop0 = sd_stop0, 769 .pkt_scan = sd_pkt_scan, 770 }; 771 772 /* -- module initialisation -- */ 773 static const struct usb_device_id device_table[] = { 774 {USB_DEVICE(0x041e, 0x401d), .driver_info = Nxultra}, 775 {USB_DEVICE(0x0733, 0x0430), .driver_info = IntelPCCameraPro}, 776 /*fixme: may be UsbGrabberPV321 BRIDGE_SPCA506 SENSOR_SAA7113 */ 777 {} 778 }; 779 MODULE_DEVICE_TABLE(usb, device_table); 780 781 /* -- device connect -- */ 782 static int sd_probe(struct usb_interface *intf, 783 const struct usb_device_id *id) 784 { 785 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), 786 THIS_MODULE); 787 } 788 789 static struct usb_driver sd_driver = { 790 .name = MODULE_NAME, 791 .id_table = device_table, 792 .probe = sd_probe, 793 .disconnect = gspca_disconnect, 794 #ifdef CONFIG_PM 795 .suspend = gspca_suspend, 796 .resume = gspca_resume, 797 .reset_resume = gspca_resume, 798 #endif 799 }; 800 801 module_usb_driver(sd_driver); 802