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 * 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 22#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 23 24#define MODULE_NAME "spca505" 25 26#include "gspca.h" 27 28MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); 29MODULE_DESCRIPTION("GSPCA/SPCA505 USB Camera Driver"); 30MODULE_LICENSE("GPL"); 31 32/* specific webcam descriptor */ 33struct sd { 34 struct gspca_dev gspca_dev; /* !! must be the first item */ 35 36 u8 brightness; 37 38 u8 subtype; 39#define IntelPCCameraPro 0 40#define Nxultra 1 41}; 42 43/* V4L2 controls supported by the driver */ 44static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); 45static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); 46 47static const struct ctrl sd_ctrls[] = { 48 { 49 { 50 .id = V4L2_CID_BRIGHTNESS, 51 .type = V4L2_CTRL_TYPE_INTEGER, 52 .name = "Brightness", 53 .minimum = 0, 54 .maximum = 255, 55 .step = 1, 56#define BRIGHTNESS_DEF 127 57 .default_value = BRIGHTNESS_DEF, 58 }, 59 .set = sd_setbrightness, 60 .get = sd_getbrightness, 61 }, 62}; 63 64static const struct v4l2_pix_format vga_mode[] = { 65 {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 66 .bytesperline = 160, 67 .sizeimage = 160 * 120 * 3 / 2, 68 .colorspace = V4L2_COLORSPACE_SRGB, 69 .priv = 4}, 70 {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 71 .bytesperline = 176, 72 .sizeimage = 176 * 144 * 3 / 2, 73 .colorspace = V4L2_COLORSPACE_SRGB, 74 .priv = 3}, 75 {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 76 .bytesperline = 320, 77 .sizeimage = 320 * 240 * 3 / 2, 78 .colorspace = V4L2_COLORSPACE_SRGB, 79 .priv = 2}, 80 {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 81 .bytesperline = 352, 82 .sizeimage = 352 * 288 * 3 / 2, 83 .colorspace = V4L2_COLORSPACE_SRGB, 84 .priv = 1}, 85 {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 86 .bytesperline = 640, 87 .sizeimage = 640 * 480 * 3 / 2, 88 .colorspace = V4L2_COLORSPACE_SRGB, 89 .priv = 0}, 90}; 91 92#define SPCA50X_OFFSET_DATA 10 93 94#define SPCA50X_REG_USB 0x02 /* spca505 501 */ 95 96#define SPCA50X_USB_CTRL 0x00 /* spca505 */ 97#define SPCA50X_CUSB_ENABLE 0x01 /* spca505 */ 98 99#define SPCA50X_REG_GLOBAL 0x03 /* spca505 */ 100#define SPCA50X_GMISC0_IDSEL 0x01 /* Global control device ID select spca505 */ 101#define SPCA50X_GLOBAL_MISC0 0x00 /* Global control miscellaneous 0 spca505 */ 102 103#define SPCA50X_GLOBAL_MISC1 0x01 /* 505 */ 104#define SPCA50X_GLOBAL_MISC3 0x03 /* 505 */ 105#define SPCA50X_GMISC3_SAA7113RST 0x20 /* Not sure about this one spca505 */ 106 107/* Image format and compression control */ 108#define SPCA50X_REG_COMPRESS 0x04 109 110/* 111 * Data to initialize a SPCA505. Common to the CCD and external modes 112 */ 113static const u8 spca505_init_data[][3] = { 114 /* bmRequest,value,index */ 115 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC3_SAA7113RST, SPCA50X_GLOBAL_MISC3}, 116 /* Sensor reset */ 117 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC3}, 118 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC1}, 119 /* Block USB reset */ 120 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC0_IDSEL, SPCA50X_GLOBAL_MISC0}, 121 122 {0x05, 0x01, 0x10}, 123 /* Maybe power down some stuff */ 124 {0x05, 0x0f, 0x11}, 125 126 /* Setup internal CCD ? */ 127 {0x06, 0x10, 0x08}, 128 {0x06, 0x00, 0x09}, 129 {0x06, 0x00, 0x0a}, 130 {0x06, 0x00, 0x0b}, 131 {0x06, 0x10, 0x0c}, 132 {0x06, 0x00, 0x0d}, 133 {0x06, 0x00, 0x0e}, 134 {0x06, 0x00, 0x0f}, 135 {0x06, 0x10, 0x10}, 136 {0x06, 0x02, 0x11}, 137 {0x06, 0x00, 0x12}, 138 {0x06, 0x04, 0x13}, 139 {0x06, 0x02, 0x14}, 140 {0x06, 0x8a, 0x51}, 141 {0x06, 0x40, 0x52}, 142 {0x06, 0xb6, 0x53}, 143 {0x06, 0x3d, 0x54}, 144 {} 145}; 146 147/* 148 * Data to initialize the camera using the internal CCD 149 */ 150static const u8 spca505_open_data_ccd[][3] = { 151 /* bmRequest,value,index */ 152 /* Internal CCD data set */ 153 {0x03, 0x04, 0x01}, 154 /* This could be a reset */ 155 {0x03, 0x00, 0x01}, 156 157 /* Setup compression and image registers. 0x6 and 0x7 seem to be 158 related to H&V hold, and are resolution mode specific */ 159 {0x04, 0x10, 0x01}, 160 /* DIFF(0x50), was (0x10) */ 161 {0x04, 0x00, 0x04}, 162 {0x04, 0x00, 0x05}, 163 {0x04, 0x20, 0x06}, 164 {0x04, 0x20, 0x07}, 165 166 {0x08, 0x0a, 0x00}, 167 /* DIFF (0x4a), was (0xa) */ 168 169 {0x05, 0x00, 0x10}, 170 {0x05, 0x00, 0x11}, 171 {0x05, 0x00, 0x00}, 172 /* DIFF not written */ 173 {0x05, 0x00, 0x01}, 174 /* DIFF not written */ 175 {0x05, 0x00, 0x02}, 176 /* DIFF not written */ 177 {0x05, 0x00, 0x03}, 178 /* DIFF not written */ 179 {0x05, 0x00, 0x04}, 180 /* DIFF not written */ 181 {0x05, 0x80, 0x05}, 182 /* DIFF not written */ 183 {0x05, 0xe0, 0x06}, 184 /* DIFF not written */ 185 {0x05, 0x20, 0x07}, 186 /* DIFF not written */ 187 {0x05, 0xa0, 0x08}, 188 /* DIFF not written */ 189 {0x05, 0x0, 0x12}, 190 /* DIFF not written */ 191 {0x05, 0x02, 0x0f}, 192 /* DIFF not written */ 193 {0x05, 0x10, 0x46}, 194 /* DIFF not written */ 195 {0x05, 0x8, 0x4a}, 196 /* DIFF not written */ 197 198 {0x03, 0x08, 0x03}, 199 /* DIFF (0x3,0x28,0x3) */ 200 {0x03, 0x08, 0x01}, 201 {0x03, 0x0c, 0x03}, 202 /* DIFF not written */ 203 {0x03, 0x21, 0x00}, 204 /* DIFF (0x39) */ 205 206/* Extra block copied from init to hopefully ensure CCD is in a sane state */ 207 {0x06, 0x10, 0x08}, 208 {0x06, 0x00, 0x09}, 209 {0x06, 0x00, 0x0a}, 210 {0x06, 0x00, 0x0b}, 211 {0x06, 0x10, 0x0c}, 212 {0x06, 0x00, 0x0d}, 213 {0x06, 0x00, 0x0e}, 214 {0x06, 0x00, 0x0f}, 215 {0x06, 0x10, 0x10}, 216 {0x06, 0x02, 0x11}, 217 {0x06, 0x00, 0x12}, 218 {0x06, 0x04, 0x13}, 219 {0x06, 0x02, 0x14}, 220 {0x06, 0x8a, 0x51}, 221 {0x06, 0x40, 0x52}, 222 {0x06, 0xb6, 0x53}, 223 {0x06, 0x3d, 0x54}, 224 /* End of extra block */ 225 226 {0x06, 0x3f, 0x1}, 227 /* Block skipped */ 228 {0x06, 0x10, 0x02}, 229 {0x06, 0x64, 0x07}, 230 {0x06, 0x10, 0x08}, 231 {0x06, 0x00, 0x09}, 232 {0x06, 0x00, 0x0a}, 233 {0x06, 0x00, 0x0b}, 234 {0x06, 0x10, 0x0c}, 235 {0x06, 0x00, 0x0d}, 236 {0x06, 0x00, 0x0e}, 237 {0x06, 0x00, 0x0f}, 238 {0x06, 0x10, 0x10}, 239 {0x06, 0x02, 0x11}, 240 {0x06, 0x00, 0x12}, 241 {0x06, 0x04, 0x13}, 242 {0x06, 0x02, 0x14}, 243 {0x06, 0x8a, 0x51}, 244 {0x06, 0x40, 0x52}, 245 {0x06, 0xb6, 0x53}, 246 {0x06, 0x3d, 0x54}, 247 {0x06, 0x60, 0x57}, 248 {0x06, 0x20, 0x58}, 249 {0x06, 0x15, 0x59}, 250 {0x06, 0x05, 0x5a}, 251 252 {0x05, 0x01, 0xc0}, 253 {0x05, 0x10, 0xcb}, 254 {0x05, 0x80, 0xc1}, 255 /* */ 256 {0x05, 0x0, 0xc2}, 257 /* 4 was 0 */ 258 {0x05, 0x00, 0xca}, 259 {0x05, 0x80, 0xc1}, 260 /* */ 261 {0x05, 0x04, 0xc2}, 262 {0x05, 0x00, 0xca}, 263 {0x05, 0x0, 0xc1}, 264 /* */ 265 {0x05, 0x00, 0xc2}, 266 {0x05, 0x00, 0xca}, 267 {0x05, 0x40, 0xc1}, 268 /* */ 269 {0x05, 0x17, 0xc2}, 270 {0x05, 0x00, 0xca}, 271 {0x05, 0x80, 0xc1}, 272 /* */ 273 {0x05, 0x06, 0xc2}, 274 {0x05, 0x00, 0xca}, 275 {0x05, 0x80, 0xc1}, 276 /* */ 277 {0x05, 0x04, 0xc2}, 278 {0x05, 0x00, 0xca}, 279 280 {0x03, 0x4c, 0x3}, 281 {0x03, 0x18, 0x1}, 282 283 {0x06, 0x70, 0x51}, 284 {0x06, 0xbe, 0x53}, 285 {0x06, 0x71, 0x57}, 286 {0x06, 0x20, 0x58}, 287 {0x06, 0x05, 0x59}, 288 {0x06, 0x15, 0x5a}, 289 290 {0x04, 0x00, 0x08}, 291 /* Compress = OFF (0x1 to turn on) */ 292 {0x04, 0x12, 0x09}, 293 {0x04, 0x21, 0x0a}, 294 {0x04, 0x10, 0x0b}, 295 {0x04, 0x21, 0x0c}, 296 {0x04, 0x05, 0x00}, 297 /* was 5 (Image Type ? ) */ 298 {0x04, 0x00, 0x01}, 299 300 {0x06, 0x3f, 0x01}, 301 302 {0x04, 0x00, 0x04}, 303 {0x04, 0x00, 0x05}, 304 {0x04, 0x40, 0x06}, 305 {0x04, 0x40, 0x07}, 306 307 {0x06, 0x1c, 0x17}, 308 {0x06, 0xe2, 0x19}, 309 {0x06, 0x1c, 0x1b}, 310 {0x06, 0xe2, 0x1d}, 311 {0x06, 0xaa, 0x1f}, 312 {0x06, 0x70, 0x20}, 313 314 {0x05, 0x01, 0x10}, 315 {0x05, 0x00, 0x11}, 316 {0x05, 0x01, 0x00}, 317 {0x05, 0x05, 0x01}, 318 {0x05, 0x00, 0xc1}, 319 /* */ 320 {0x05, 0x00, 0xc2}, 321 {0x05, 0x00, 0xca}, 322 323 {0x06, 0x70, 0x51}, 324 {0x06, 0xbe, 0x53}, 325 {} 326}; 327 328/* 329 * Made by Tomasz Zablocki (skalamandra@poczta.onet.pl) 330 * SPCA505b chip based cameras initialization data 331 */ 332/* jfm */ 333#define initial_brightness 0x7f /* 0x0(white)-0xff(black) */ 334/* #define initial_brightness 0x0 //0x0(white)-0xff(black) */ 335/* 336 * Data to initialize a SPCA505. Common to the CCD and external modes 337 */ 338static const u8 spca505b_init_data[][3] = { 339/* start */ 340 {0x02, 0x00, 0x00}, /* init */ 341 {0x02, 0x00, 0x01}, 342 {0x02, 0x00, 0x02}, 343 {0x02, 0x00, 0x03}, 344 {0x02, 0x00, 0x04}, 345 {0x02, 0x00, 0x05}, 346 {0x02, 0x00, 0x06}, 347 {0x02, 0x00, 0x07}, 348 {0x02, 0x00, 0x08}, 349 {0x02, 0x00, 0x09}, 350 {0x03, 0x00, 0x00}, 351 {0x03, 0x00, 0x01}, 352 {0x03, 0x00, 0x02}, 353 {0x03, 0x00, 0x03}, 354 {0x03, 0x00, 0x04}, 355 {0x03, 0x00, 0x05}, 356 {0x03, 0x00, 0x06}, 357 {0x04, 0x00, 0x00}, 358 {0x04, 0x00, 0x02}, 359 {0x04, 0x00, 0x04}, 360 {0x04, 0x00, 0x05}, 361 {0x04, 0x00, 0x06}, 362 {0x04, 0x00, 0x07}, 363 {0x04, 0x00, 0x08}, 364 {0x04, 0x00, 0x09}, 365 {0x04, 0x00, 0x0a}, 366 {0x04, 0x00, 0x0b}, 367 {0x04, 0x00, 0x0c}, 368 {0x07, 0x00, 0x00}, 369 {0x07, 0x00, 0x03}, 370 {0x08, 0x00, 0x00}, 371 {0x08, 0x00, 0x01}, 372 {0x08, 0x00, 0x02}, 373 {0x06, 0x18, 0x08}, 374 {0x06, 0xfc, 0x09}, 375 {0x06, 0xfc, 0x0a}, 376 {0x06, 0xfc, 0x0b}, 377 {0x06, 0x18, 0x0c}, 378 {0x06, 0xfc, 0x0d}, 379 {0x06, 0xfc, 0x0e}, 380 {0x06, 0xfc, 0x0f}, 381 {0x06, 0x18, 0x10}, 382 {0x06, 0xfe, 0x12}, 383 {0x06, 0x00, 0x11}, 384 {0x06, 0x00, 0x14}, 385 {0x06, 0x00, 0x13}, 386 {0x06, 0x28, 0x51}, 387 {0x06, 0xff, 0x53}, 388 {0x02, 0x00, 0x08}, 389 390 {0x03, 0x00, 0x03}, 391 {0x03, 0x10, 0x03}, 392 {} 393}; 394 395/* 396 * Data to initialize the camera using the internal CCD 397 */ 398static const u8 spca505b_open_data_ccd[][3] = { 399 400/* {0x02,0x00,0x00}, */ 401 {0x03, 0x04, 0x01}, /* rst */ 402 {0x03, 0x00, 0x01}, 403 {0x03, 0x00, 0x00}, 404 {0x03, 0x21, 0x00}, 405 {0x03, 0x00, 0x04}, 406 {0x03, 0x00, 0x03}, 407 {0x03, 0x18, 0x03}, 408 {0x03, 0x08, 0x01}, 409 {0x03, 0x1c, 0x03}, 410 {0x03, 0x5c, 0x03}, 411 {0x03, 0x5c, 0x03}, 412 {0x03, 0x18, 0x01}, 413 414/* same as 505 */ 415 {0x04, 0x10, 0x01}, 416 {0x04, 0x00, 0x04}, 417 {0x04, 0x00, 0x05}, 418 {0x04, 0x20, 0x06}, 419 {0x04, 0x20, 0x07}, 420 421 {0x08, 0x0a, 0x00}, 422 423 {0x05, 0x00, 0x10}, 424 {0x05, 0x00, 0x11}, 425 {0x05, 0x00, 0x12}, 426 {0x05, 0x6f, 0x00}, 427 {0x05, initial_brightness >> 6, 0x00}, 428 {0x05, (initial_brightness << 2) & 0xff, 0x01}, 429 {0x05, 0x00, 0x02}, 430 {0x05, 0x01, 0x03}, 431 {0x05, 0x00, 0x04}, 432 {0x05, 0x03, 0x05}, 433 {0x05, 0xe0, 0x06}, 434 {0x05, 0x20, 0x07}, 435 {0x05, 0xa0, 0x08}, 436 {0x05, 0x00, 0x12}, 437 {0x05, 0x02, 0x0f}, 438 {0x05, 0x80, 0x14}, /* max exposure off (0=on) */ 439 {0x05, 0x01, 0xb0}, 440 {0x05, 0x01, 0xbf}, 441 {0x03, 0x02, 0x06}, 442 {0x05, 0x10, 0x46}, 443 {0x05, 0x08, 0x4a}, 444 445 {0x06, 0x00, 0x01}, 446 {0x06, 0x10, 0x02}, 447 {0x06, 0x64, 0x07}, 448 {0x06, 0x18, 0x08}, 449 {0x06, 0xfc, 0x09}, 450 {0x06, 0xfc, 0x0a}, 451 {0x06, 0xfc, 0x0b}, 452 {0x04, 0x00, 0x01}, 453 {0x06, 0x18, 0x0c}, 454 {0x06, 0xfc, 0x0d}, 455 {0x06, 0xfc, 0x0e}, 456 {0x06, 0xfc, 0x0f}, 457 {0x06, 0x11, 0x10}, /* contrast */ 458 {0x06, 0x00, 0x11}, 459 {0x06, 0xfe, 0x12}, 460 {0x06, 0x00, 0x13}, 461 {0x06, 0x00, 0x14}, 462 {0x06, 0x9d, 0x51}, 463 {0x06, 0x40, 0x52}, 464 {0x06, 0x7c, 0x53}, 465 {0x06, 0x40, 0x54}, 466 {0x06, 0x02, 0x57}, 467 {0x06, 0x03, 0x58}, 468 {0x06, 0x15, 0x59}, 469 {0x06, 0x05, 0x5a}, 470 {0x06, 0x03, 0x56}, 471 {0x06, 0x02, 0x3f}, 472 {0x06, 0x00, 0x40}, 473 {0x06, 0x39, 0x41}, 474 {0x06, 0x69, 0x42}, 475 {0x06, 0x87, 0x43}, 476 {0x06, 0x9e, 0x44}, 477 {0x06, 0xb1, 0x45}, 478 {0x06, 0xbf, 0x46}, 479 {0x06, 0xcc, 0x47}, 480 {0x06, 0xd5, 0x48}, 481 {0x06, 0xdd, 0x49}, 482 {0x06, 0xe3, 0x4a}, 483 {0x06, 0xe8, 0x4b}, 484 {0x06, 0xed, 0x4c}, 485 {0x06, 0xf2, 0x4d}, 486 {0x06, 0xf7, 0x4e}, 487 {0x06, 0xfc, 0x4f}, 488 {0x06, 0xff, 0x50}, 489 490 {0x05, 0x01, 0xc0}, 491 {0x05, 0x10, 0xcb}, 492 {0x05, 0x40, 0xc1}, 493 {0x05, 0x04, 0xc2}, 494 {0x05, 0x00, 0xca}, 495 {0x05, 0x40, 0xc1}, 496 {0x05, 0x09, 0xc2}, 497 {0x05, 0x00, 0xca}, 498 {0x05, 0xc0, 0xc1}, 499 {0x05, 0x09, 0xc2}, 500 {0x05, 0x00, 0xca}, 501 {0x05, 0x40, 0xc1}, 502 {0x05, 0x59, 0xc2}, 503 {0x05, 0x00, 0xca}, 504 {0x04, 0x00, 0x01}, 505 {0x05, 0x80, 0xc1}, 506 {0x05, 0xec, 0xc2}, 507 {0x05, 0x0, 0xca}, 508 509 {0x06, 0x02, 0x57}, 510 {0x06, 0x01, 0x58}, 511 {0x06, 0x15, 0x59}, 512 {0x06, 0x0a, 0x5a}, 513 {0x06, 0x01, 0x57}, 514 {0x06, 0x8a, 0x03}, 515 {0x06, 0x0a, 0x6c}, 516 {0x06, 0x30, 0x01}, 517 {0x06, 0x20, 0x02}, 518 {0x06, 0x00, 0x03}, 519 520 {0x05, 0x8c, 0x25}, 521 522 {0x06, 0x4d, 0x51}, /* maybe saturation (4d) */ 523 {0x06, 0x84, 0x53}, /* making green (84) */ 524 {0x06, 0x00, 0x57}, /* sharpness (1) */ 525 {0x06, 0x18, 0x08}, 526 {0x06, 0xfc, 0x09}, 527 {0x06, 0xfc, 0x0a}, 528 {0x06, 0xfc, 0x0b}, 529 {0x06, 0x18, 0x0c}, /* maybe hue (18) */ 530 {0x06, 0xfc, 0x0d}, 531 {0x06, 0xfc, 0x0e}, 532 {0x06, 0xfc, 0x0f}, 533 {0x06, 0x18, 0x10}, /* maybe contrast (18) */ 534 535 {0x05, 0x01, 0x02}, 536 537 {0x04, 0x00, 0x08}, /* compression */ 538 {0x04, 0x12, 0x09}, 539 {0x04, 0x21, 0x0a}, 540 {0x04, 0x10, 0x0b}, 541 {0x04, 0x21, 0x0c}, 542 {0x04, 0x1d, 0x00}, /* imagetype (1d) */ 543 {0x04, 0x41, 0x01}, /* hardware snapcontrol */ 544 545 {0x04, 0x00, 0x04}, 546 {0x04, 0x00, 0x05}, 547 {0x04, 0x10, 0x06}, 548 {0x04, 0x10, 0x07}, 549 {0x04, 0x40, 0x06}, 550 {0x04, 0x40, 0x07}, 551 {0x04, 0x00, 0x04}, 552 {0x04, 0x00, 0x05}, 553 554 {0x06, 0x1c, 0x17}, 555 {0x06, 0xe2, 0x19}, 556 {0x06, 0x1c, 0x1b}, 557 {0x06, 0xe2, 0x1d}, 558 {0x06, 0x5f, 0x1f}, 559 {0x06, 0x32, 0x20}, 560 561 {0x05, initial_brightness >> 6, 0x00}, 562 {0x05, (initial_brightness << 2) & 0xff, 0x01}, 563 {0x05, 0x06, 0xc1}, 564 {0x05, 0x58, 0xc2}, 565 {0x05, 0x00, 0xca}, 566 {0x05, 0x00, 0x11}, 567 {} 568}; 569 570static int reg_write(struct usb_device *dev, 571 u16 req, u16 index, u16 value) 572{ 573 int ret; 574 575 ret = usb_control_msg(dev, 576 usb_sndctrlpipe(dev, 0), 577 req, 578 USB_TYPE_VENDOR | USB_RECIP_DEVICE, 579 value, index, NULL, 0, 500); 580 PDEBUG(D_USBO, "reg write: 0x%02x,0x%02x:0x%02x, %d", 581 req, index, value, ret); 582 if (ret < 0) 583 pr_err("reg write: error %d\n", ret); 584 return ret; 585} 586 587/* returns: negative is error, pos or zero is data */ 588static int reg_read(struct gspca_dev *gspca_dev, 589 u16 req, /* bRequest */ 590 u16 index) /* wIndex */ 591{ 592 int ret; 593 594 ret = usb_control_msg(gspca_dev->dev, 595 usb_rcvctrlpipe(gspca_dev->dev, 0), 596 req, 597 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 598 0, /* value */ 599 index, 600 gspca_dev->usb_buf, 2, 601 500); /* timeout */ 602 if (ret < 0) 603 return ret; 604 return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0]; 605} 606 607static int write_vector(struct gspca_dev *gspca_dev, 608 const u8 data[][3]) 609{ 610 struct usb_device *dev = gspca_dev->dev; 611 int ret, i = 0; 612 613 while (data[i][0] != 0) { 614 ret = reg_write(dev, data[i][0], data[i][2], data[i][1]); 615 if (ret < 0) 616 return ret; 617 i++; 618 } 619 return 0; 620} 621 622/* this function is called at probe time */ 623static int sd_config(struct gspca_dev *gspca_dev, 624 const struct usb_device_id *id) 625{ 626 struct sd *sd = (struct sd *) gspca_dev; 627 struct cam *cam; 628 629 cam = &gspca_dev->cam; 630 cam->cam_mode = vga_mode; 631 sd->subtype = id->driver_info; 632 if (sd->subtype != IntelPCCameraPro) 633 cam->nmodes = ARRAY_SIZE(vga_mode); 634 else /* no 640x480 for IntelPCCameraPro */ 635 cam->nmodes = ARRAY_SIZE(vga_mode) - 1; 636 sd->brightness = BRIGHTNESS_DEF; 637 638 return 0; 639} 640 641/* this function is called at probe and resume time */ 642static int sd_init(struct gspca_dev *gspca_dev) 643{ 644 struct sd *sd = (struct sd *) gspca_dev; 645 646 if (write_vector(gspca_dev, 647 sd->subtype == Nxultra 648 ? spca505b_init_data 649 : spca505_init_data)) 650 return -EIO; 651 return 0; 652} 653 654static void setbrightness(struct gspca_dev *gspca_dev) 655{ 656 struct sd *sd = (struct sd *) gspca_dev; 657 u8 brightness = sd->brightness; 658 659 reg_write(gspca_dev->dev, 0x05, 0x00, (255 - brightness) >> 6); 660 reg_write(gspca_dev->dev, 0x05, 0x01, (255 - brightness) << 2); 661} 662 663static int sd_start(struct gspca_dev *gspca_dev) 664{ 665 struct sd *sd = (struct sd *) gspca_dev; 666 struct usb_device *dev = gspca_dev->dev; 667 int ret, mode; 668 static u8 mode_tb[][3] = { 669 /* r00 r06 r07 */ 670 {0x00, 0x10, 0x10}, /* 640x480 */ 671 {0x01, 0x1a, 0x1a}, /* 352x288 */ 672 {0x02, 0x1c, 0x1d}, /* 320x240 */ 673 {0x04, 0x34, 0x34}, /* 176x144 */ 674 {0x05, 0x40, 0x40} /* 160x120 */ 675 }; 676 677 if (sd->subtype == Nxultra) 678 write_vector(gspca_dev, spca505b_open_data_ccd); 679 else 680 write_vector(gspca_dev, spca505_open_data_ccd); 681 ret = reg_read(gspca_dev, 0x06, 0x16); 682 683 if (ret < 0) { 684 PDEBUG(D_ERR|D_CONF, 685 "register read failed err: %d", 686 ret); 687 return ret; 688 } 689 if (ret != 0x0101) { 690 pr_err("After vector read returns 0x%04x should be 0x0101\n", 691 ret); 692 } 693 694 ret = reg_write(gspca_dev->dev, 0x06, 0x16, 0x0a); 695 if (ret < 0) 696 return ret; 697 reg_write(gspca_dev->dev, 0x05, 0xc2, 0x12); 698 699 /* necessary because without it we can see stream 700 * only once after loading module */ 701 /* stopping usb registers Tomasz change */ 702 reg_write(dev, 0x02, 0x00, 0x00); 703 704 mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv; 705 reg_write(dev, SPCA50X_REG_COMPRESS, 0x00, mode_tb[mode][0]); 706 reg_write(dev, SPCA50X_REG_COMPRESS, 0x06, mode_tb[mode][1]); 707 reg_write(dev, SPCA50X_REG_COMPRESS, 0x07, mode_tb[mode][2]); 708 709 ret = reg_write(dev, SPCA50X_REG_USB, 710 SPCA50X_USB_CTRL, 711 SPCA50X_CUSB_ENABLE); 712 713 setbrightness(gspca_dev); 714 715 return ret; 716} 717 718static void sd_stopN(struct gspca_dev *gspca_dev) 719{ 720 /* Disable ISO packet machine */ 721 reg_write(gspca_dev->dev, 0x02, 0x00, 0x00); 722} 723 724/* called on streamoff with alt 0 and on disconnect */ 725static void sd_stop0(struct gspca_dev *gspca_dev) 726{ 727 if (!gspca_dev->present) 728 return; 729 730 /* This maybe reset or power control */ 731 reg_write(gspca_dev->dev, 0x03, 0x03, 0x20); 732 reg_write(gspca_dev->dev, 0x03, 0x01, 0x00); 733 reg_write(gspca_dev->dev, 0x03, 0x00, 0x01); 734 reg_write(gspca_dev->dev, 0x05, 0x10, 0x01); 735 reg_write(gspca_dev->dev, 0x05, 0x11, 0x0f); 736} 737 738static void sd_pkt_scan(struct gspca_dev *gspca_dev, 739 u8 *data, /* isoc packet */ 740 int len) /* iso packet length */ 741{ 742 switch (data[0]) { 743 case 0: /* start of frame */ 744 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); 745 data += SPCA50X_OFFSET_DATA; 746 len -= SPCA50X_OFFSET_DATA; 747 gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); 748 break; 749 case 0xff: /* drop */ 750 break; 751 default: 752 data += 1; 753 len -= 1; 754 gspca_frame_add(gspca_dev, INTER_PACKET, data, len); 755 break; 756 } 757} 758 759static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) 760{ 761 struct sd *sd = (struct sd *) gspca_dev; 762 763 sd->brightness = val; 764 if (gspca_dev->streaming) 765 setbrightness(gspca_dev); 766 return 0; 767} 768 769static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) 770{ 771 struct sd *sd = (struct sd *) gspca_dev; 772 773 *val = sd->brightness; 774 return 0; 775} 776 777/* sub-driver description */ 778static const struct sd_desc sd_desc = { 779 .name = MODULE_NAME, 780 .ctrls = sd_ctrls, 781 .nctrls = ARRAY_SIZE(sd_ctrls), 782 .config = sd_config, 783 .init = sd_init, 784 .start = sd_start, 785 .stopN = sd_stopN, 786 .stop0 = sd_stop0, 787 .pkt_scan = sd_pkt_scan, 788}; 789 790/* -- module initialisation -- */ 791static const struct usb_device_id device_table[] = { 792 {USB_DEVICE(0x041e, 0x401d), .driver_info = Nxultra}, 793 {USB_DEVICE(0x0733, 0x0430), .driver_info = IntelPCCameraPro}, 794/*fixme: may be UsbGrabberPV321 BRIDGE_SPCA506 SENSOR_SAA7113 */ 795 {} 796}; 797MODULE_DEVICE_TABLE(usb, device_table); 798 799/* -- device connect -- */ 800static int sd_probe(struct usb_interface *intf, 801 const struct usb_device_id *id) 802{ 803 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), 804 THIS_MODULE); 805} 806 807static struct usb_driver sd_driver = { 808 .name = MODULE_NAME, 809 .id_table = device_table, 810 .probe = sd_probe, 811 .disconnect = gspca_disconnect, 812#ifdef CONFIG_PM 813 .suspend = gspca_suspend, 814 .resume = gspca_resume, 815#endif 816}; 817 818module_usb_driver(sd_driver); 819