spca505.c (18160B)
1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * SPCA505 chip based cameras initialization data 4 * 5 * V4L2 by Jean-Francis Moine <http://moinejf.free.fr> 6 */ 7 8#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 9 10#define MODULE_NAME "spca505" 11 12#include "gspca.h" 13 14MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); 15MODULE_DESCRIPTION("GSPCA/SPCA505 USB Camera Driver"); 16MODULE_LICENSE("GPL"); 17 18/* specific webcam descriptor */ 19struct sd { 20 struct gspca_dev gspca_dev; /* !! must be the first item */ 21 22 u8 subtype; 23#define IntelPCCameraPro 0 24#define Nxultra 1 25}; 26 27static const struct v4l2_pix_format vga_mode[] = { 28 {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 29 .bytesperline = 160, 30 .sizeimage = 160 * 120 * 3 / 2, 31 .colorspace = V4L2_COLORSPACE_SRGB, 32 .priv = 4}, 33 {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 34 .bytesperline = 176, 35 .sizeimage = 176 * 144 * 3 / 2, 36 .colorspace = V4L2_COLORSPACE_SRGB, 37 .priv = 3}, 38 {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 39 .bytesperline = 320, 40 .sizeimage = 320 * 240 * 3 / 2, 41 .colorspace = V4L2_COLORSPACE_SRGB, 42 .priv = 2}, 43 {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 44 .bytesperline = 352, 45 .sizeimage = 352 * 288 * 3 / 2, 46 .colorspace = V4L2_COLORSPACE_SRGB, 47 .priv = 1}, 48 {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 49 .bytesperline = 640, 50 .sizeimage = 640 * 480 * 3 / 2, 51 .colorspace = V4L2_COLORSPACE_SRGB, 52 .priv = 0}, 53}; 54 55#define SPCA50X_OFFSET_DATA 10 56 57#define SPCA50X_REG_USB 0x02 /* spca505 501 */ 58 59#define SPCA50X_USB_CTRL 0x00 /* spca505 */ 60#define SPCA50X_CUSB_ENABLE 0x01 /* spca505 */ 61 62#define SPCA50X_REG_GLOBAL 0x03 /* spca505 */ 63#define SPCA50X_GMISC0_IDSEL 0x01 /* Global control device ID select spca505 */ 64#define SPCA50X_GLOBAL_MISC0 0x00 /* Global control miscellaneous 0 spca505 */ 65 66#define SPCA50X_GLOBAL_MISC1 0x01 /* 505 */ 67#define SPCA50X_GLOBAL_MISC3 0x03 /* 505 */ 68#define SPCA50X_GMISC3_SAA7113RST 0x20 /* Not sure about this one spca505 */ 69 70/* Image format and compression control */ 71#define SPCA50X_REG_COMPRESS 0x04 72 73/* 74 * Data to initialize a SPCA505. Common to the CCD and external modes 75 */ 76static const u8 spca505_init_data[][3] = { 77 /* bmRequest,value,index */ 78 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC3_SAA7113RST, SPCA50X_GLOBAL_MISC3}, 79 /* Sensor reset */ 80 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC3}, 81 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC1}, 82 /* Block USB reset */ 83 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC0_IDSEL, SPCA50X_GLOBAL_MISC0}, 84 85 {0x05, 0x01, 0x10}, 86 /* Maybe power down some stuff */ 87 {0x05, 0x0f, 0x11}, 88 89 /* Setup internal CCD ? */ 90 {0x06, 0x10, 0x08}, 91 {0x06, 0x00, 0x09}, 92 {0x06, 0x00, 0x0a}, 93 {0x06, 0x00, 0x0b}, 94 {0x06, 0x10, 0x0c}, 95 {0x06, 0x00, 0x0d}, 96 {0x06, 0x00, 0x0e}, 97 {0x06, 0x00, 0x0f}, 98 {0x06, 0x10, 0x10}, 99 {0x06, 0x02, 0x11}, 100 {0x06, 0x00, 0x12}, 101 {0x06, 0x04, 0x13}, 102 {0x06, 0x02, 0x14}, 103 {0x06, 0x8a, 0x51}, 104 {0x06, 0x40, 0x52}, 105 {0x06, 0xb6, 0x53}, 106 {0x06, 0x3d, 0x54}, 107 {} 108}; 109 110/* 111 * Data to initialize the camera using the internal CCD 112 */ 113static const u8 spca505_open_data_ccd[][3] = { 114 /* bmRequest,value,index */ 115 /* Internal CCD data set */ 116 {0x03, 0x04, 0x01}, 117 /* This could be a reset */ 118 {0x03, 0x00, 0x01}, 119 120 /* Setup compression and image registers. 0x6 and 0x7 seem to be 121 related to H&V hold, and are resolution mode specific */ 122 {0x04, 0x10, 0x01}, 123 /* DIFF(0x50), was (0x10) */ 124 {0x04, 0x00, 0x04}, 125 {0x04, 0x00, 0x05}, 126 {0x04, 0x20, 0x06}, 127 {0x04, 0x20, 0x07}, 128 129 {0x08, 0x0a, 0x00}, 130 /* DIFF (0x4a), was (0xa) */ 131 132 {0x05, 0x00, 0x10}, 133 {0x05, 0x00, 0x11}, 134 {0x05, 0x00, 0x00}, 135 /* DIFF not written */ 136 {0x05, 0x00, 0x01}, 137 /* DIFF not written */ 138 {0x05, 0x00, 0x02}, 139 /* DIFF not written */ 140 {0x05, 0x00, 0x03}, 141 /* DIFF not written */ 142 {0x05, 0x00, 0x04}, 143 /* DIFF not written */ 144 {0x05, 0x80, 0x05}, 145 /* DIFF not written */ 146 {0x05, 0xe0, 0x06}, 147 /* DIFF not written */ 148 {0x05, 0x20, 0x07}, 149 /* DIFF not written */ 150 {0x05, 0xa0, 0x08}, 151 /* DIFF not written */ 152 {0x05, 0x0, 0x12}, 153 /* DIFF not written */ 154 {0x05, 0x02, 0x0f}, 155 /* DIFF not written */ 156 {0x05, 0x10, 0x46}, 157 /* DIFF not written */ 158 {0x05, 0x8, 0x4a}, 159 /* DIFF not written */ 160 161 {0x03, 0x08, 0x03}, 162 /* DIFF (0x3,0x28,0x3) */ 163 {0x03, 0x08, 0x01}, 164 {0x03, 0x0c, 0x03}, 165 /* DIFF not written */ 166 {0x03, 0x21, 0x00}, 167 /* DIFF (0x39) */ 168 169/* Extra block copied from init to hopefully ensure CCD is in a sane state */ 170 {0x06, 0x10, 0x08}, 171 {0x06, 0x00, 0x09}, 172 {0x06, 0x00, 0x0a}, 173 {0x06, 0x00, 0x0b}, 174 {0x06, 0x10, 0x0c}, 175 {0x06, 0x00, 0x0d}, 176 {0x06, 0x00, 0x0e}, 177 {0x06, 0x00, 0x0f}, 178 {0x06, 0x10, 0x10}, 179 {0x06, 0x02, 0x11}, 180 {0x06, 0x00, 0x12}, 181 {0x06, 0x04, 0x13}, 182 {0x06, 0x02, 0x14}, 183 {0x06, 0x8a, 0x51}, 184 {0x06, 0x40, 0x52}, 185 {0x06, 0xb6, 0x53}, 186 {0x06, 0x3d, 0x54}, 187 /* End of extra block */ 188 189 {0x06, 0x3f, 0x1}, 190 /* Block skipped */ 191 {0x06, 0x10, 0x02}, 192 {0x06, 0x64, 0x07}, 193 {0x06, 0x10, 0x08}, 194 {0x06, 0x00, 0x09}, 195 {0x06, 0x00, 0x0a}, 196 {0x06, 0x00, 0x0b}, 197 {0x06, 0x10, 0x0c}, 198 {0x06, 0x00, 0x0d}, 199 {0x06, 0x00, 0x0e}, 200 {0x06, 0x00, 0x0f}, 201 {0x06, 0x10, 0x10}, 202 {0x06, 0x02, 0x11}, 203 {0x06, 0x00, 0x12}, 204 {0x06, 0x04, 0x13}, 205 {0x06, 0x02, 0x14}, 206 {0x06, 0x8a, 0x51}, 207 {0x06, 0x40, 0x52}, 208 {0x06, 0xb6, 0x53}, 209 {0x06, 0x3d, 0x54}, 210 {0x06, 0x60, 0x57}, 211 {0x06, 0x20, 0x58}, 212 {0x06, 0x15, 0x59}, 213 {0x06, 0x05, 0x5a}, 214 215 {0x05, 0x01, 0xc0}, 216 {0x05, 0x10, 0xcb}, 217 {0x05, 0x80, 0xc1}, 218 /* */ 219 {0x05, 0x0, 0xc2}, 220 /* 4 was 0 */ 221 {0x05, 0x00, 0xca}, 222 {0x05, 0x80, 0xc1}, 223 /* */ 224 {0x05, 0x04, 0xc2}, 225 {0x05, 0x00, 0xca}, 226 {0x05, 0x0, 0xc1}, 227 /* */ 228 {0x05, 0x00, 0xc2}, 229 {0x05, 0x00, 0xca}, 230 {0x05, 0x40, 0xc1}, 231 /* */ 232 {0x05, 0x17, 0xc2}, 233 {0x05, 0x00, 0xca}, 234 {0x05, 0x80, 0xc1}, 235 /* */ 236 {0x05, 0x06, 0xc2}, 237 {0x05, 0x00, 0xca}, 238 {0x05, 0x80, 0xc1}, 239 /* */ 240 {0x05, 0x04, 0xc2}, 241 {0x05, 0x00, 0xca}, 242 243 {0x03, 0x4c, 0x3}, 244 {0x03, 0x18, 0x1}, 245 246 {0x06, 0x70, 0x51}, 247 {0x06, 0xbe, 0x53}, 248 {0x06, 0x71, 0x57}, 249 {0x06, 0x20, 0x58}, 250 {0x06, 0x05, 0x59}, 251 {0x06, 0x15, 0x5a}, 252 253 {0x04, 0x00, 0x08}, 254 /* Compress = OFF (0x1 to turn on) */ 255 {0x04, 0x12, 0x09}, 256 {0x04, 0x21, 0x0a}, 257 {0x04, 0x10, 0x0b}, 258 {0x04, 0x21, 0x0c}, 259 {0x04, 0x05, 0x00}, 260 /* was 5 (Image Type ? ) */ 261 {0x04, 0x00, 0x01}, 262 263 {0x06, 0x3f, 0x01}, 264 265 {0x04, 0x00, 0x04}, 266 {0x04, 0x00, 0x05}, 267 {0x04, 0x40, 0x06}, 268 {0x04, 0x40, 0x07}, 269 270 {0x06, 0x1c, 0x17}, 271 {0x06, 0xe2, 0x19}, 272 {0x06, 0x1c, 0x1b}, 273 {0x06, 0xe2, 0x1d}, 274 {0x06, 0xaa, 0x1f}, 275 {0x06, 0x70, 0x20}, 276 277 {0x05, 0x01, 0x10}, 278 {0x05, 0x00, 0x11}, 279 {0x05, 0x01, 0x00}, 280 {0x05, 0x05, 0x01}, 281 {0x05, 0x00, 0xc1}, 282 /* */ 283 {0x05, 0x00, 0xc2}, 284 {0x05, 0x00, 0xca}, 285 286 {0x06, 0x70, 0x51}, 287 {0x06, 0xbe, 0x53}, 288 {} 289}; 290 291/* 292 * Made by Tomasz Zablocki (skalamandra@poczta.onet.pl) 293 * SPCA505b chip based cameras initialization data 294 */ 295/* jfm */ 296#define initial_brightness 0x7f /* 0x0(white)-0xff(black) */ 297/* #define initial_brightness 0x0 //0x0(white)-0xff(black) */ 298/* 299 * Data to initialize a SPCA505. Common to the CCD and external modes 300 */ 301static const u8 spca505b_init_data[][3] = { 302/* start */ 303 {0x02, 0x00, 0x00}, /* init */ 304 {0x02, 0x00, 0x01}, 305 {0x02, 0x00, 0x02}, 306 {0x02, 0x00, 0x03}, 307 {0x02, 0x00, 0x04}, 308 {0x02, 0x00, 0x05}, 309 {0x02, 0x00, 0x06}, 310 {0x02, 0x00, 0x07}, 311 {0x02, 0x00, 0x08}, 312 {0x02, 0x00, 0x09}, 313 {0x03, 0x00, 0x00}, 314 {0x03, 0x00, 0x01}, 315 {0x03, 0x00, 0x02}, 316 {0x03, 0x00, 0x03}, 317 {0x03, 0x00, 0x04}, 318 {0x03, 0x00, 0x05}, 319 {0x03, 0x00, 0x06}, 320 {0x04, 0x00, 0x00}, 321 {0x04, 0x00, 0x02}, 322 {0x04, 0x00, 0x04}, 323 {0x04, 0x00, 0x05}, 324 {0x04, 0x00, 0x06}, 325 {0x04, 0x00, 0x07}, 326 {0x04, 0x00, 0x08}, 327 {0x04, 0x00, 0x09}, 328 {0x04, 0x00, 0x0a}, 329 {0x04, 0x00, 0x0b}, 330 {0x04, 0x00, 0x0c}, 331 {0x07, 0x00, 0x00}, 332 {0x07, 0x00, 0x03}, 333 {0x08, 0x00, 0x00}, 334 {0x08, 0x00, 0x01}, 335 {0x08, 0x00, 0x02}, 336 {0x06, 0x18, 0x08}, 337 {0x06, 0xfc, 0x09}, 338 {0x06, 0xfc, 0x0a}, 339 {0x06, 0xfc, 0x0b}, 340 {0x06, 0x18, 0x0c}, 341 {0x06, 0xfc, 0x0d}, 342 {0x06, 0xfc, 0x0e}, 343 {0x06, 0xfc, 0x0f}, 344 {0x06, 0x18, 0x10}, 345 {0x06, 0xfe, 0x12}, 346 {0x06, 0x00, 0x11}, 347 {0x06, 0x00, 0x14}, 348 {0x06, 0x00, 0x13}, 349 {0x06, 0x28, 0x51}, 350 {0x06, 0xff, 0x53}, 351 {0x02, 0x00, 0x08}, 352 353 {0x03, 0x00, 0x03}, 354 {0x03, 0x10, 0x03}, 355 {} 356}; 357 358/* 359 * Data to initialize the camera using the internal CCD 360 */ 361static const u8 spca505b_open_data_ccd[][3] = { 362 363/* {0x02,0x00,0x00}, */ 364 {0x03, 0x04, 0x01}, /* rst */ 365 {0x03, 0x00, 0x01}, 366 {0x03, 0x00, 0x00}, 367 {0x03, 0x21, 0x00}, 368 {0x03, 0x00, 0x04}, 369 {0x03, 0x00, 0x03}, 370 {0x03, 0x18, 0x03}, 371 {0x03, 0x08, 0x01}, 372 {0x03, 0x1c, 0x03}, 373 {0x03, 0x5c, 0x03}, 374 {0x03, 0x5c, 0x03}, 375 {0x03, 0x18, 0x01}, 376 377/* same as 505 */ 378 {0x04, 0x10, 0x01}, 379 {0x04, 0x00, 0x04}, 380 {0x04, 0x00, 0x05}, 381 {0x04, 0x20, 0x06}, 382 {0x04, 0x20, 0x07}, 383 384 {0x08, 0x0a, 0x00}, 385 386 {0x05, 0x00, 0x10}, 387 {0x05, 0x00, 0x11}, 388 {0x05, 0x00, 0x12}, 389 {0x05, 0x6f, 0x00}, 390 {0x05, initial_brightness >> 6, 0x00}, 391 {0x05, (initial_brightness << 2) & 0xff, 0x01}, 392 {0x05, 0x00, 0x02}, 393 {0x05, 0x01, 0x03}, 394 {0x05, 0x00, 0x04}, 395 {0x05, 0x03, 0x05}, 396 {0x05, 0xe0, 0x06}, 397 {0x05, 0x20, 0x07}, 398 {0x05, 0xa0, 0x08}, 399 {0x05, 0x00, 0x12}, 400 {0x05, 0x02, 0x0f}, 401 {0x05, 0x80, 0x14}, /* max exposure off (0=on) */ 402 {0x05, 0x01, 0xb0}, 403 {0x05, 0x01, 0xbf}, 404 {0x03, 0x02, 0x06}, 405 {0x05, 0x10, 0x46}, 406 {0x05, 0x08, 0x4a}, 407 408 {0x06, 0x00, 0x01}, 409 {0x06, 0x10, 0x02}, 410 {0x06, 0x64, 0x07}, 411 {0x06, 0x18, 0x08}, 412 {0x06, 0xfc, 0x09}, 413 {0x06, 0xfc, 0x0a}, 414 {0x06, 0xfc, 0x0b}, 415 {0x04, 0x00, 0x01}, 416 {0x06, 0x18, 0x0c}, 417 {0x06, 0xfc, 0x0d}, 418 {0x06, 0xfc, 0x0e}, 419 {0x06, 0xfc, 0x0f}, 420 {0x06, 0x11, 0x10}, /* contrast */ 421 {0x06, 0x00, 0x11}, 422 {0x06, 0xfe, 0x12}, 423 {0x06, 0x00, 0x13}, 424 {0x06, 0x00, 0x14}, 425 {0x06, 0x9d, 0x51}, 426 {0x06, 0x40, 0x52}, 427 {0x06, 0x7c, 0x53}, 428 {0x06, 0x40, 0x54}, 429 {0x06, 0x02, 0x57}, 430 {0x06, 0x03, 0x58}, 431 {0x06, 0x15, 0x59}, 432 {0x06, 0x05, 0x5a}, 433 {0x06, 0x03, 0x56}, 434 {0x06, 0x02, 0x3f}, 435 {0x06, 0x00, 0x40}, 436 {0x06, 0x39, 0x41}, 437 {0x06, 0x69, 0x42}, 438 {0x06, 0x87, 0x43}, 439 {0x06, 0x9e, 0x44}, 440 {0x06, 0xb1, 0x45}, 441 {0x06, 0xbf, 0x46}, 442 {0x06, 0xcc, 0x47}, 443 {0x06, 0xd5, 0x48}, 444 {0x06, 0xdd, 0x49}, 445 {0x06, 0xe3, 0x4a}, 446 {0x06, 0xe8, 0x4b}, 447 {0x06, 0xed, 0x4c}, 448 {0x06, 0xf2, 0x4d}, 449 {0x06, 0xf7, 0x4e}, 450 {0x06, 0xfc, 0x4f}, 451 {0x06, 0xff, 0x50}, 452 453 {0x05, 0x01, 0xc0}, 454 {0x05, 0x10, 0xcb}, 455 {0x05, 0x40, 0xc1}, 456 {0x05, 0x04, 0xc2}, 457 {0x05, 0x00, 0xca}, 458 {0x05, 0x40, 0xc1}, 459 {0x05, 0x09, 0xc2}, 460 {0x05, 0x00, 0xca}, 461 {0x05, 0xc0, 0xc1}, 462 {0x05, 0x09, 0xc2}, 463 {0x05, 0x00, 0xca}, 464 {0x05, 0x40, 0xc1}, 465 {0x05, 0x59, 0xc2}, 466 {0x05, 0x00, 0xca}, 467 {0x04, 0x00, 0x01}, 468 {0x05, 0x80, 0xc1}, 469 {0x05, 0xec, 0xc2}, 470 {0x05, 0x0, 0xca}, 471 472 {0x06, 0x02, 0x57}, 473 {0x06, 0x01, 0x58}, 474 {0x06, 0x15, 0x59}, 475 {0x06, 0x0a, 0x5a}, 476 {0x06, 0x01, 0x57}, 477 {0x06, 0x8a, 0x03}, 478 {0x06, 0x0a, 0x6c}, 479 {0x06, 0x30, 0x01}, 480 {0x06, 0x20, 0x02}, 481 {0x06, 0x00, 0x03}, 482 483 {0x05, 0x8c, 0x25}, 484 485 {0x06, 0x4d, 0x51}, /* maybe saturation (4d) */ 486 {0x06, 0x84, 0x53}, /* making green (84) */ 487 {0x06, 0x00, 0x57}, /* sharpness (1) */ 488 {0x06, 0x18, 0x08}, 489 {0x06, 0xfc, 0x09}, 490 {0x06, 0xfc, 0x0a}, 491 {0x06, 0xfc, 0x0b}, 492 {0x06, 0x18, 0x0c}, /* maybe hue (18) */ 493 {0x06, 0xfc, 0x0d}, 494 {0x06, 0xfc, 0x0e}, 495 {0x06, 0xfc, 0x0f}, 496 {0x06, 0x18, 0x10}, /* maybe contrast (18) */ 497 498 {0x05, 0x01, 0x02}, 499 500 {0x04, 0x00, 0x08}, /* compression */ 501 {0x04, 0x12, 0x09}, 502 {0x04, 0x21, 0x0a}, 503 {0x04, 0x10, 0x0b}, 504 {0x04, 0x21, 0x0c}, 505 {0x04, 0x1d, 0x00}, /* imagetype (1d) */ 506 {0x04, 0x41, 0x01}, /* hardware snapcontrol */ 507 508 {0x04, 0x00, 0x04}, 509 {0x04, 0x00, 0x05}, 510 {0x04, 0x10, 0x06}, 511 {0x04, 0x10, 0x07}, 512 {0x04, 0x40, 0x06}, 513 {0x04, 0x40, 0x07}, 514 {0x04, 0x00, 0x04}, 515 {0x04, 0x00, 0x05}, 516 517 {0x06, 0x1c, 0x17}, 518 {0x06, 0xe2, 0x19}, 519 {0x06, 0x1c, 0x1b}, 520 {0x06, 0xe2, 0x1d}, 521 {0x06, 0x5f, 0x1f}, 522 {0x06, 0x32, 0x20}, 523 524 {0x05, initial_brightness >> 6, 0x00}, 525 {0x05, (initial_brightness << 2) & 0xff, 0x01}, 526 {0x05, 0x06, 0xc1}, 527 {0x05, 0x58, 0xc2}, 528 {0x05, 0x00, 0xca}, 529 {0x05, 0x00, 0x11}, 530 {} 531}; 532 533static int reg_write(struct gspca_dev *gspca_dev, 534 u16 req, u16 index, u16 value) 535{ 536 int ret; 537 struct usb_device *dev = gspca_dev->dev; 538 539 ret = usb_control_msg(dev, 540 usb_sndctrlpipe(dev, 0), 541 req, 542 USB_TYPE_VENDOR | USB_RECIP_DEVICE, 543 value, index, NULL, 0, 500); 544 gspca_dbg(gspca_dev, D_USBO, "reg write: 0x%02x,0x%02x:0x%02x, %d\n", 545 req, index, value, ret); 546 if (ret < 0) 547 pr_err("reg write: error %d\n", ret); 548 return ret; 549} 550 551/* returns: negative is error, pos or zero is data */ 552static int reg_read(struct gspca_dev *gspca_dev, 553 u16 req, /* bRequest */ 554 u16 index) /* wIndex */ 555{ 556 int ret; 557 558 ret = usb_control_msg(gspca_dev->dev, 559 usb_rcvctrlpipe(gspca_dev->dev, 0), 560 req, 561 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 562 0, /* value */ 563 index, 564 gspca_dev->usb_buf, 2, 565 500); /* timeout */ 566 if (ret < 0) 567 return ret; 568 return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0]; 569} 570 571static int write_vector(struct gspca_dev *gspca_dev, 572 const u8 data[][3]) 573{ 574 int ret, i = 0; 575 576 while (data[i][0] != 0) { 577 ret = reg_write(gspca_dev, data[i][0], data[i][2], 578 data[i][1]); 579 if (ret < 0) 580 return ret; 581 i++; 582 } 583 return 0; 584} 585 586/* this function is called at probe time */ 587static int sd_config(struct gspca_dev *gspca_dev, 588 const struct usb_device_id *id) 589{ 590 struct sd *sd = (struct sd *) gspca_dev; 591 struct cam *cam; 592 593 cam = &gspca_dev->cam; 594 cam->cam_mode = vga_mode; 595 sd->subtype = id->driver_info; 596 if (sd->subtype != IntelPCCameraPro) 597 cam->nmodes = ARRAY_SIZE(vga_mode); 598 else /* no 640x480 for IntelPCCameraPro */ 599 cam->nmodes = ARRAY_SIZE(vga_mode) - 1; 600 601 return 0; 602} 603 604/* this function is called at probe and resume time */ 605static int sd_init(struct gspca_dev *gspca_dev) 606{ 607 struct sd *sd = (struct sd *) gspca_dev; 608 609 if (write_vector(gspca_dev, 610 sd->subtype == Nxultra 611 ? spca505b_init_data 612 : spca505_init_data)) 613 return -EIO; 614 return 0; 615} 616 617static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness) 618{ 619 reg_write(gspca_dev, 0x05, 0x00, (255 - brightness) >> 6); 620 reg_write(gspca_dev, 0x05, 0x01, (255 - brightness) << 2); 621} 622 623static int sd_start(struct gspca_dev *gspca_dev) 624{ 625 struct sd *sd = (struct sd *) gspca_dev; 626 int ret, mode; 627 static u8 mode_tb[][3] = { 628 /* r00 r06 r07 */ 629 {0x00, 0x10, 0x10}, /* 640x480 */ 630 {0x01, 0x1a, 0x1a}, /* 352x288 */ 631 {0x02, 0x1c, 0x1d}, /* 320x240 */ 632 {0x04, 0x34, 0x34}, /* 176x144 */ 633 {0x05, 0x40, 0x40} /* 160x120 */ 634 }; 635 636 if (sd->subtype == Nxultra) 637 write_vector(gspca_dev, spca505b_open_data_ccd); 638 else 639 write_vector(gspca_dev, spca505_open_data_ccd); 640 ret = reg_read(gspca_dev, 0x06, 0x16); 641 642 if (ret < 0) { 643 gspca_err(gspca_dev, "register read failed err: %d\n", ret); 644 return ret; 645 } 646 if (ret != 0x0101) { 647 pr_err("After vector read returns 0x%04x should be 0x0101\n", 648 ret); 649 } 650 651 ret = reg_write(gspca_dev, 0x06, 0x16, 0x0a); 652 if (ret < 0) 653 return ret; 654 reg_write(gspca_dev, 0x05, 0xc2, 0x12); 655 656 /* necessary because without it we can see stream 657 * only once after loading module */ 658 /* stopping usb registers Tomasz change */ 659 reg_write(gspca_dev, 0x02, 0x00, 0x00); 660 661 mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv; 662 reg_write(gspca_dev, SPCA50X_REG_COMPRESS, 0x00, mode_tb[mode][0]); 663 reg_write(gspca_dev, SPCA50X_REG_COMPRESS, 0x06, mode_tb[mode][1]); 664 reg_write(gspca_dev, SPCA50X_REG_COMPRESS, 0x07, mode_tb[mode][2]); 665 666 return reg_write(gspca_dev, SPCA50X_REG_USB, 667 SPCA50X_USB_CTRL, 668 SPCA50X_CUSB_ENABLE); 669} 670 671static void sd_stopN(struct gspca_dev *gspca_dev) 672{ 673 /* Disable ISO packet machine */ 674 reg_write(gspca_dev, 0x02, 0x00, 0x00); 675} 676 677/* called on streamoff with alt 0 and on disconnect */ 678static void sd_stop0(struct gspca_dev *gspca_dev) 679{ 680 if (!gspca_dev->present) 681 return; 682 683 /* This maybe reset or power control */ 684 reg_write(gspca_dev, 0x03, 0x03, 0x20); 685 reg_write(gspca_dev, 0x03, 0x01, 0x00); 686 reg_write(gspca_dev, 0x03, 0x00, 0x01); 687 reg_write(gspca_dev, 0x05, 0x10, 0x01); 688 reg_write(gspca_dev, 0x05, 0x11, 0x0f); 689} 690 691static void sd_pkt_scan(struct gspca_dev *gspca_dev, 692 u8 *data, /* isoc packet */ 693 int len) /* iso packet length */ 694{ 695 switch (data[0]) { 696 case 0: /* start of frame */ 697 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); 698 data += SPCA50X_OFFSET_DATA; 699 len -= SPCA50X_OFFSET_DATA; 700 gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); 701 break; 702 case 0xff: /* drop */ 703 break; 704 default: 705 data += 1; 706 len -= 1; 707 gspca_frame_add(gspca_dev, INTER_PACKET, data, len); 708 break; 709 } 710} 711 712static int sd_s_ctrl(struct v4l2_ctrl *ctrl) 713{ 714 struct gspca_dev *gspca_dev = 715 container_of(ctrl->handler, struct gspca_dev, ctrl_handler); 716 717 gspca_dev->usb_err = 0; 718 719 if (!gspca_dev->streaming) 720 return 0; 721 722 switch (ctrl->id) { 723 case V4L2_CID_BRIGHTNESS: 724 setbrightness(gspca_dev, ctrl->val); 725 break; 726 } 727 return gspca_dev->usb_err; 728} 729 730static const struct v4l2_ctrl_ops sd_ctrl_ops = { 731 .s_ctrl = sd_s_ctrl, 732}; 733 734static int sd_init_controls(struct gspca_dev *gspca_dev) 735{ 736 struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; 737 738 gspca_dev->vdev.ctrl_handler = hdl; 739 v4l2_ctrl_handler_init(hdl, 5); 740 v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, 741 V4L2_CID_BRIGHTNESS, 0, 255, 1, 127); 742 743 if (hdl->error) { 744 pr_err("Could not initialize controls\n"); 745 return hdl->error; 746 } 747 return 0; 748} 749 750/* sub-driver description */ 751static const struct sd_desc sd_desc = { 752 .name = MODULE_NAME, 753 .config = sd_config, 754 .init_controls = sd_init_controls, 755 .init = sd_init, 756 .start = sd_start, 757 .stopN = sd_stopN, 758 .stop0 = sd_stop0, 759 .pkt_scan = sd_pkt_scan, 760}; 761 762/* -- module initialisation -- */ 763static const struct usb_device_id device_table[] = { 764 {USB_DEVICE(0x041e, 0x401d), .driver_info = Nxultra}, 765 {USB_DEVICE(0x0733, 0x0430), .driver_info = IntelPCCameraPro}, 766/*fixme: may be UsbGrabberPV321 BRIDGE_SPCA506 SENSOR_SAA7113 */ 767 {} 768}; 769MODULE_DEVICE_TABLE(usb, device_table); 770 771/* -- device connect -- */ 772static int sd_probe(struct usb_interface *intf, 773 const struct usb_device_id *id) 774{ 775 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), 776 THIS_MODULE); 777} 778 779static struct usb_driver sd_driver = { 780 .name = MODULE_NAME, 781 .id_table = device_table, 782 .probe = sd_probe, 783 .disconnect = gspca_disconnect, 784#ifdef CONFIG_PM 785 .suspend = gspca_suspend, 786 .resume = gspca_resume, 787 .reset_resume = gspca_resume, 788#endif 789}; 790 791module_usb_driver(sd_driver);