/drivers/media/video/gspca/spca505.c
C | 827 lines | 640 code | 87 blank | 100 comment | 18 complexity | f3d125eac9ecd66b68c58f60ffb395f8 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.0, AGPL-1.0
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 MODULE_NAME "spca505" 23 24#include "gspca.h" 25 26MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); 27MODULE_DESCRIPTION("GSPCA/SPCA505 USB Camera Driver"); 28MODULE_LICENSE("GPL"); 29 30/* specific webcam descriptor */ 31struct sd { 32 struct gspca_dev gspca_dev; /* !! must be the first item */ 33 34 u8 brightness; 35 36 u8 subtype; 37#define IntelPCCameraPro 0 38#define Nxultra 1 39}; 40 41/* V4L2 controls supported by the driver */ 42static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); 43static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); 44 45static const struct ctrl sd_ctrls[] = { 46 { 47 { 48 .id = V4L2_CID_BRIGHTNESS, 49 .type = V4L2_CTRL_TYPE_INTEGER, 50 .name = "Brightness", 51 .minimum = 0, 52 .maximum = 255, 53 .step = 1, 54#define BRIGHTNESS_DEF 127 55 .default_value = BRIGHTNESS_DEF, 56 }, 57 .set = sd_setbrightness, 58 .get = sd_getbrightness, 59 }, 60}; 61 62static const struct v4l2_pix_format vga_mode[] = { 63 {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 64 .bytesperline = 160, 65 .sizeimage = 160 * 120 * 3 / 2, 66 .colorspace = V4L2_COLORSPACE_SRGB, 67 .priv = 4}, 68 {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 69 .bytesperline = 176, 70 .sizeimage = 176 * 144 * 3 / 2, 71 .colorspace = V4L2_COLORSPACE_SRGB, 72 .priv = 3}, 73 {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 74 .bytesperline = 320, 75 .sizeimage = 320 * 240 * 3 / 2, 76 .colorspace = V4L2_COLORSPACE_SRGB, 77 .priv = 2}, 78 {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 79 .bytesperline = 352, 80 .sizeimage = 352 * 288 * 3 / 2, 81 .colorspace = V4L2_COLORSPACE_SRGB, 82 .priv = 1}, 83 {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, 84 .bytesperline = 640, 85 .sizeimage = 640 * 480 * 3 / 2, 86 .colorspace = V4L2_COLORSPACE_SRGB, 87 .priv = 0}, 88}; 89 90#define SPCA50X_OFFSET_DATA 10 91 92#define SPCA50X_REG_USB 0x02 /* spca505 501 */ 93 94#define SPCA50X_USB_CTRL 0x00 /* spca505 */ 95#define SPCA50X_CUSB_ENABLE 0x01 /* spca505 */ 96 97#define SPCA50X_REG_GLOBAL 0x03 /* spca505 */ 98#define SPCA50X_GMISC0_IDSEL 0x01 /* Global control device ID select spca505 */ 99#define SPCA50X_GLOBAL_MISC0 0x00 /* Global control miscellaneous 0 spca505 */ 100 101#define SPCA50X_GLOBAL_MISC1 0x01 /* 505 */ 102#define SPCA50X_GLOBAL_MISC3 0x03 /* 505 */ 103#define SPCA50X_GMISC3_SAA7113RST 0x20 /* Not sure about this one spca505 */ 104 105/* Image format and compression control */ 106#define SPCA50X_REG_COMPRESS 0x04 107 108/* 109 * Data to initialize a SPCA505. Common to the CCD and external modes 110 */ 111static const u8 spca505_init_data[][3] = { 112 /* bmRequest,value,index */ 113 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC3_SAA7113RST, SPCA50X_GLOBAL_MISC3}, 114 /* Sensor reset */ 115 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC3}, 116 {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC1}, 117 /* Block USB reset */ 118 {SPCA50X_REG_GLOBAL, SPCA50X_GMISC0_IDSEL, SPCA50X_GLOBAL_MISC0}, 119 120 {0x05, 0x01, 0x10}, 121 /* Maybe power down some stuff */ 122 {0x05, 0x0f, 0x11}, 123 124 /* Setup internal CCD ? */ 125 {0x06, 0x10, 0x08}, 126 {0x06, 0x00, 0x09}, 127 {0x06, 0x00, 0x0a}, 128 {0x06, 0x00, 0x0b}, 129 {0x06, 0x10, 0x0c}, 130 {0x06, 0x00, 0x0d}, 131 {0x06, 0x00, 0x0e}, 132 {0x06, 0x00, 0x0f}, 133 {0x06, 0x10, 0x10}, 134 {0x06, 0x02, 0x11}, 135 {0x06, 0x00, 0x12}, 136 {0x06, 0x04, 0x13}, 137 {0x06, 0x02, 0x14}, 138 {0x06, 0x8a, 0x51}, 139 {0x06, 0x40, 0x52}, 140 {0x06, 0xb6, 0x53}, 141 {0x06, 0x3d, 0x54}, 142 {} 143}; 144 145/* 146 * Data to initialize the camera using the internal CCD 147 */ 148static const u8 spca505_open_data_ccd[][3] = { 149 /* bmRequest,value,index */ 150 /* Internal CCD data set */ 151 {0x03, 0x04, 0x01}, 152 /* This could be a reset */ 153 {0x03, 0x00, 0x01}, 154 155 /* Setup compression and image registers. 0x6 and 0x7 seem to be 156 related to H&V hold, and are resolution mode specific */ 157 {0x04, 0x10, 0x01}, 158 /* DIFF(0x50), was (0x10) */ 159 {0x04, 0x00, 0x04}, 160 {0x04, 0x00, 0x05}, 161 {0x04, 0x20, 0x06}, 162 {0x04, 0x20, 0x07}, 163 164 {0x08, 0x0a, 0x00}, 165 /* DIFF (0x4a), was (0xa) */ 166 167 {0x05, 0x00, 0x10}, 168 {0x05, 0x00, 0x11}, 169 {0x05, 0x00, 0x00}, 170 /* DIFF not written */ 171 {0x05, 0x00, 0x01}, 172 /* DIFF not written */ 173 {0x05, 0x00, 0x02}, 174 /* DIFF not written */ 175 {0x05, 0x00, 0x03}, 176 /* DIFF not written */ 177 {0x05, 0x00, 0x04}, 178 /* DIFF not written */ 179 {0x05, 0x80, 0x05}, 180 /* DIFF not written */ 181 {0x05, 0xe0, 0x06}, 182 /* DIFF not written */ 183 {0x05, 0x20, 0x07}, 184 /* DIFF not written */ 185 {0x05, 0xa0, 0x08}, 186 /* DIFF not written */ 187 {0x05, 0x0, 0x12}, 188 /* DIFF not written */ 189 {0x05, 0x02, 0x0f}, 190 /* DIFF not written */ 191 {0x05, 0x10, 0x46}, 192 /* DIFF not written */ 193 {0x05, 0x8, 0x4a}, 194 /* DIFF not written */ 195 196 {0x03, 0x08, 0x03}, 197 /* DIFF (0x3,0x28,0x3) */ 198 {0x03, 0x08, 0x01}, 199 {0x03, 0x0c, 0x03}, 200 /* DIFF not written */ 201 {0x03, 0x21, 0x00}, 202 /* DIFF (0x39) */ 203 204/* Extra block copied from init to hopefully ensure CCD is in a sane state */ 205 {0x06, 0x10, 0x08}, 206 {0x06, 0x00, 0x09}, 207 {0x06, 0x00, 0x0a}, 208 {0x06, 0x00, 0x0b}, 209 {0x06, 0x10, 0x0c}, 210 {0x06, 0x00, 0x0d}, 211 {0x06, 0x00, 0x0e}, 212 {0x06, 0x00, 0x0f}, 213 {0x06, 0x10, 0x10}, 214 {0x06, 0x02, 0x11}, 215 {0x06, 0x00, 0x12}, 216 {0x06, 0x04, 0x13}, 217 {0x06, 0x02, 0x14}, 218 {0x06, 0x8a, 0x51}, 219 {0x06, 0x40, 0x52}, 220 {0x06, 0xb6, 0x53}, 221 {0x06, 0x3d, 0x54}, 222 /* End of extra block */ 223 224 {0x06, 0x3f, 0x1}, 225 /* Block skipped */ 226 {0x06, 0x10, 0x02}, 227 {0x06, 0x64, 0x07}, 228 {0x06, 0x10, 0x08}, 229 {0x06, 0x00, 0x09}, 230 {0x06, 0x00, 0x0a}, 231 {0x06, 0x00, 0x0b}, 232 {0x06, 0x10, 0x0c}, 233 {0x06, 0x00, 0x0d}, 234 {0x06, 0x00, 0x0e}, 235 {0x06, 0x00, 0x0f}, 236 {0x06, 0x10, 0x10}, 237 {0x06, 0x02, 0x11}, 238 {0x06, 0x00, 0x12}, 239 {0x06, 0x04, 0x13}, 240 {0x06, 0x02, 0x14}, 241 {0x06, 0x8a, 0x51}, 242 {0x06, 0x40, 0x52}, 243 {0x06, 0xb6, 0x53}, 244 {0x06, 0x3d, 0x54}, 245 {0x06, 0x60, 0x57}, 246 {0x06, 0x20, 0x58}, 247 {0x06, 0x15, 0x59}, 248 {0x06, 0x05, 0x5a}, 249 250 {0x05, 0x01, 0xc0}, 251 {0x05, 0x10, 0xcb}, 252 {0x05, 0x80, 0xc1}, 253 /* */ 254 {0x05, 0x0, 0xc2}, 255 /* 4 was 0 */ 256 {0x05, 0x00, 0xca}, 257 {0x05, 0x80, 0xc1}, 258 /* */ 259 {0x05, 0x04, 0xc2}, 260 {0x05, 0x00, 0xca}, 261 {0x05, 0x0, 0xc1}, 262 /* */ 263 {0x05, 0x00, 0xc2}, 264 {0x05, 0x00, 0xca}, 265 {0x05, 0x40, 0xc1}, 266 /* */ 267 {0x05, 0x17, 0xc2}, 268 {0x05, 0x00, 0xca}, 269 {0x05, 0x80, 0xc1}, 270 /* */ 271 {0x05, 0x06, 0xc2}, 272 {0x05, 0x00, 0xca}, 273 {0x05, 0x80, 0xc1}, 274 /* */ 275 {0x05, 0x04, 0xc2}, 276 {0x05, 0x00, 0xca}, 277 278 {0x03, 0x4c, 0x3}, 279 {0x03, 0x18, 0x1}, 280 281 {0x06, 0x70, 0x51}, 282 {0x06, 0xbe, 0x53}, 283 {0x06, 0x71, 0x57}, 284 {0x06, 0x20, 0x58}, 285 {0x06, 0x05, 0x59}, 286 {0x06, 0x15, 0x5a}, 287 288 {0x04, 0x00, 0x08}, 289 /* Compress = OFF (0x1 to turn on) */ 290 {0x04, 0x12, 0x09}, 291 {0x04, 0x21, 0x0a}, 292 {0x04, 0x10, 0x0b}, 293 {0x04, 0x21, 0x0c}, 294 {0x04, 0x05, 0x00}, 295 /* was 5 (Image Type ? ) */ 296 {0x04, 0x00, 0x01}, 297 298 {0x06, 0x3f, 0x01}, 299 300 {0x04, 0x00, 0x04}, 301 {0x04, 0x00, 0x05}, 302 {0x04, 0x40, 0x06}, 303 {0x04, 0x40, 0x07}, 304 305 {0x06, 0x1c, 0x17}, 306 {0x06, 0xe2, 0x19}, 307 {0x06, 0x1c, 0x1b}, 308 {0x06, 0xe2, 0x1d}, 309 {0x06, 0xaa, 0x1f}, 310 {0x06, 0x70, 0x20}, 311 312 {0x05, 0x01, 0x10}, 313 {0x05, 0x00, 0x11}, 314 {0x05, 0x01, 0x00}, 315 {0x05, 0x05, 0x01}, 316 {0x05, 0x00, 0xc1}, 317 /* */ 318 {0x05, 0x00, 0xc2}, 319 {0x05, 0x00, 0xca}, 320 321 {0x06, 0x70, 0x51}, 322 {0x06, 0xbe, 0x53}, 323 {} 324}; 325 326/* 327 * Made by Tomasz Zablocki (skalamandra@poczta.onet.pl) 328 * SPCA505b chip based cameras initialization data 329 */ 330/* jfm */ 331#define initial_brightness 0x7f /* 0x0(white)-0xff(black) */ 332/* #define initial_brightness 0x0 //0x0(white)-0xff(black) */ 333/* 334 * Data to initialize a SPCA505. Common to the CCD and external modes 335 */ 336static const u8 spca505b_init_data[][3] = { 337/* start */ 338 {0x02, 0x00, 0x00}, /* init */ 339 {0x02, 0x00, 0x01}, 340 {0x02, 0x00, 0x02}, 341 {0x02, 0x00, 0x03}, 342 {0x02, 0x00, 0x04}, 343 {0x02, 0x00, 0x05}, 344 {0x02, 0x00, 0x06}, 345 {0x02, 0x00, 0x07}, 346 {0x02, 0x00, 0x08}, 347 {0x02, 0x00, 0x09}, 348 {0x03, 0x00, 0x00}, 349 {0x03, 0x00, 0x01}, 350 {0x03, 0x00, 0x02}, 351 {0x03, 0x00, 0x03}, 352 {0x03, 0x00, 0x04}, 353 {0x03, 0x00, 0x05}, 354 {0x03, 0x00, 0x06}, 355 {0x04, 0x00, 0x00}, 356 {0x04, 0x00, 0x02}, 357 {0x04, 0x00, 0x04}, 358 {0x04, 0x00, 0x05}, 359 {0x04, 0x00, 0x06}, 360 {0x04, 0x00, 0x07}, 361 {0x04, 0x00, 0x08}, 362 {0x04, 0x00, 0x09}, 363 {0x04, 0x00, 0x0a}, 364 {0x04, 0x00, 0x0b}, 365 {0x04, 0x00, 0x0c}, 366 {0x07, 0x00, 0x00}, 367 {0x07, 0x00, 0x03}, 368 {0x08, 0x00, 0x00}, 369 {0x08, 0x00, 0x01}, 370 {0x08, 0x00, 0x02}, 371 {0x06, 0x18, 0x08}, 372 {0x06, 0xfc, 0x09}, 373 {0x06, 0xfc, 0x0a}, 374 {0x06, 0xfc, 0x0b}, 375 {0x06, 0x18, 0x0c}, 376 {0x06, 0xfc, 0x0d}, 377 {0x06, 0xfc, 0x0e}, 378 {0x06, 0xfc, 0x0f}, 379 {0x06, 0x18, 0x10}, 380 {0x06, 0xfe, 0x12}, 381 {0x06, 0x00, 0x11}, 382 {0x06, 0x00, 0x14}, 383 {0x06, 0x00, 0x13}, 384 {0x06, 0x28, 0x51}, 385 {0x06, 0xff, 0x53}, 386 {0x02, 0x00, 0x08}, 387 388 {0x03, 0x00, 0x03}, 389 {0x03, 0x10, 0x03}, 390 {} 391}; 392 393/* 394 * Data to initialize the camera using the internal CCD 395 */ 396static const u8 spca505b_open_data_ccd[][3] = { 397 398/* {0x02,0x00,0x00}, */ 399 {0x03, 0x04, 0x01}, /* rst */ 400 {0x03, 0x00, 0x01}, 401 {0x03, 0x00, 0x00}, 402 {0x03, 0x21, 0x00}, 403 {0x03, 0x00, 0x04}, 404 {0x03, 0x00, 0x03}, 405 {0x03, 0x18, 0x03}, 406 {0x03, 0x08, 0x01}, 407 {0x03, 0x1c, 0x03}, 408 {0x03, 0x5c, 0x03}, 409 {0x03, 0x5c, 0x03}, 410 {0x03, 0x18, 0x01}, 411 412/* same as 505 */ 413 {0x04, 0x10, 0x01}, 414 {0x04, 0x00, 0x04}, 415 {0x04, 0x00, 0x05}, 416 {0x04, 0x20, 0x06}, 417 {0x04, 0x20, 0x07}, 418 419 {0x08, 0x0a, 0x00}, 420 421 {0x05, 0x00, 0x10}, 422 {0x05, 0x00, 0x11}, 423 {0x05, 0x00, 0x12}, 424 {0x05, 0x6f, 0x00}, 425 {0x05, initial_brightness >> 6, 0x00}, 426 {0x05, (initial_brightness << 2) & 0xff, 0x01}, 427 {0x05, 0x00, 0x02}, 428 {0x05, 0x01, 0x03}, 429 {0x05, 0x00, 0x04}, 430 {0x05, 0x03, 0x05}, 431 {0x05, 0xe0, 0x06}, 432 {0x05, 0x20, 0x07}, 433 {0x05, 0xa0, 0x08}, 434 {0x05, 0x00, 0x12}, 435 {0x05, 0x02, 0x0f}, 436 {0x05, 0x80, 0x14}, /* max exposure off (0=on) */ 437 {0x05, 0x01, 0xb0}, 438 {0x05, 0x01, 0xbf}, 439 {0x03, 0x02, 0x06}, 440 {0x05, 0x10, 0x46}, 441 {0x05, 0x08, 0x4a}, 442 443 {0x06, 0x00, 0x01}, 444 {0x06, 0x10, 0x02}, 445 {0x06, 0x64, 0x07}, 446 {0x06, 0x18, 0x08}, 447 {0x06, 0xfc, 0x09}, 448 {0x06, 0xfc, 0x0a}, 449 {0x06, 0xfc, 0x0b}, 450 {0x04, 0x00, 0x01}, 451 {0x06, 0x18, 0x0c}, 452 {0x06, 0xfc, 0x0d}, 453 {0x06, 0xfc, 0x0e}, 454 {0x06, 0xfc, 0x0f}, 455 {0x06, 0x11, 0x10}, /* contrast */ 456 {0x06, 0x00, 0x11}, 457 {0x06, 0xfe, 0x12}, 458 {0x06, 0x00, 0x13}, 459 {0x06, 0x00, 0x14}, 460 {0x06, 0x9d, 0x51}, 461 {0x06, 0x40, 0x52}, 462 {0x06, 0x7c, 0x53}, 463 {0x06, 0x40, 0x54}, 464 {0x06, 0x02, 0x57}, 465 {0x06, 0x03, 0x58}, 466 {0x06, 0x15, 0x59}, 467 {0x06, 0x05, 0x5a}, 468 {0x06, 0x03, 0x56}, 469 {0x06, 0x02, 0x3f}, 470 {0x06, 0x00, 0x40}, 471 {0x06, 0x39, 0x41}, 472 {0x06, 0x69, 0x42}, 473 {0x06, 0x87, 0x43}, 474 {0x06, 0x9e, 0x44}, 475 {0x06, 0xb1, 0x45}, 476 {0x06, 0xbf, 0x46}, 477 {0x06, 0xcc, 0x47}, 478 {0x06, 0xd5, 0x48}, 479 {0x06, 0xdd, 0x49}, 480 {0x06, 0xe3, 0x4a}, 481 {0x06, 0xe8, 0x4b}, 482 {0x06, 0xed, 0x4c}, 483 {0x06, 0xf2, 0x4d}, 484 {0x06, 0xf7, 0x4e}, 485 {0x06, 0xfc, 0x4f}, 486 {0x06, 0xff, 0x50}, 487 488 {0x05, 0x01, 0xc0}, 489 {0x05, 0x10, 0xcb}, 490 {0x05, 0x40, 0xc1}, 491 {0x05, 0x04, 0xc2}, 492 {0x05, 0x00, 0xca}, 493 {0x05, 0x40, 0xc1}, 494 {0x05, 0x09, 0xc2}, 495 {0x05, 0x00, 0xca}, 496 {0x05, 0xc0, 0xc1}, 497 {0x05, 0x09, 0xc2}, 498 {0x05, 0x00, 0xca}, 499 {0x05, 0x40, 0xc1}, 500 {0x05, 0x59, 0xc2}, 501 {0x05, 0x00, 0xca}, 502 {0x04, 0x00, 0x01}, 503 {0x05, 0x80, 0xc1}, 504 {0x05, 0xec, 0xc2}, 505 {0x05, 0x0, 0xca}, 506 507 {0x06, 0x02, 0x57}, 508 {0x06, 0x01, 0x58}, 509 {0x06, 0x15, 0x59}, 510 {0x06, 0x0a, 0x5a}, 511 {0x06, 0x01, 0x57}, 512 {0x06, 0x8a, 0x03}, 513 {0x06, 0x0a, 0x6c}, 514 {0x06, 0x30, 0x01}, 515 {0x06, 0x20, 0x02}, 516 {0x06, 0x00, 0x03}, 517 518 {0x05, 0x8c, 0x25}, 519 520 {0x06, 0x4d, 0x51}, /* maybe saturation (4d) */ 521 {0x06, 0x84, 0x53}, /* making green (84) */ 522 {0x06, 0x00, 0x57}, /* sharpness (1) */ 523 {0x06, 0x18, 0x08}, 524 {0x06, 0xfc, 0x09}, 525 {0x06, 0xfc, 0x0a}, 526 {0x06, 0xfc, 0x0b}, 527 {0x06, 0x18, 0x0c}, /* maybe hue (18) */ 528 {0x06, 0xfc, 0x0d}, 529 {0x06, 0xfc, 0x0e}, 530 {0x06, 0xfc, 0x0f}, 531 {0x06, 0x18, 0x10}, /* maybe contrast (18) */ 532 533 {0x05, 0x01, 0x02}, 534 535 {0x04, 0x00, 0x08}, /* compression */ 536 {0x04, 0x12, 0x09}, 537 {0x04, 0x21, 0x0a}, 538 {0x04, 0x10, 0x0b}, 539 {0x04, 0x21, 0x0c}, 540 {0x04, 0x1d, 0x00}, /* imagetype (1d) */ 541 {0x04, 0x41, 0x01}, /* hardware snapcontrol */ 542 543 {0x04, 0x00, 0x04}, 544 {0x04, 0x00, 0x05}, 545 {0x04, 0x10, 0x06}, 546 {0x04, 0x10, 0x07}, 547 {0x04, 0x40, 0x06}, 548 {0x04, 0x40, 0x07}, 549 {0x04, 0x00, 0x04}, 550 {0x04, 0x00, 0x05}, 551 552 {0x06, 0x1c, 0x17}, 553 {0x06, 0xe2, 0x19}, 554 {0x06, 0x1c, 0x1b}, 555 {0x06, 0xe2, 0x1d}, 556 {0x06, 0x5f, 0x1f}, 557 {0x06, 0x32, 0x20}, 558 559 {0x05, initial_brightness >> 6, 0x00}, 560 {0x05, (initial_brightness << 2) & 0xff, 0x01}, 561 {0x05, 0x06, 0xc1}, 562 {0x05, 0x58, 0xc2}, 563 {0x05, 0x00, 0xca}, 564 {0x05, 0x00, 0x11}, 565 {} 566}; 567 568static int reg_write(struct usb_device *dev, 569 u16 req, u16 index, u16 value) 570{ 571 int ret; 572 573 ret = usb_control_msg(dev, 574 usb_sndctrlpipe(dev, 0), 575 req, 576 USB_TYPE_VENDOR | USB_RECIP_DEVICE, 577 value, index, NULL, 0, 500); 578 PDEBUG(D_USBO, "reg write: 0x%02x,0x%02x:0x%02x, %d", 579 req, index, value, ret); 580 if (ret < 0) 581 err("reg write: error %d", ret); 582 return ret; 583} 584 585/* returns: negative is error, pos or zero is data */ 586static int reg_read(struct gspca_dev *gspca_dev, 587 u16 req, /* bRequest */ 588 u16 index) /* wIndex */ 589{ 590 int ret; 591 592 ret = usb_control_msg(gspca_dev->dev, 593 usb_rcvctrlpipe(gspca_dev->dev, 0), 594 req, 595 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 596 0, /* value */ 597 index, 598 gspca_dev->usb_buf, 2, 599 500); /* timeout */ 600 if (ret < 0) 601 return ret; 602 return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0]; 603} 604 605static int write_vector(struct gspca_dev *gspca_dev, 606 const u8 data[][3]) 607{ 608 struct usb_device *dev = gspca_dev->dev; 609 int ret, i = 0; 610 611 while (data[i][0] != 0) { 612 ret = reg_write(dev, data[i][0], data[i][2], data[i][1]); 613 if (ret < 0) 614 return ret; 615 i++; 616 } 617 return 0; 618} 619 620/* this function is called at probe time */ 621static int sd_config(struct gspca_dev *gspca_dev, 622 const struct usb_device_id *id) 623{ 624 struct sd *sd = (struct sd *) gspca_dev; 625 struct cam *cam; 626 627 cam = &gspca_dev->cam; 628 cam->cam_mode = vga_mode; 629 sd->subtype = id->driver_info; 630 if (sd->subtype != IntelPCCameraPro) 631 cam->nmodes = ARRAY_SIZE(vga_mode); 632 else /* no 640x480 for IntelPCCameraPro */ 633 cam->nmodes = ARRAY_SIZE(vga_mode) - 1; 634 sd->brightness = BRIGHTNESS_DEF; 635 636 return 0; 637} 638 639/* this function is called at probe and resume time */ 640static int sd_init(struct gspca_dev *gspca_dev) 641{ 642 struct sd *sd = (struct sd *) gspca_dev; 643 644 if (write_vector(gspca_dev, 645 sd->subtype == Nxultra 646 ? spca505b_init_data 647 : spca505_init_data)) 648 return -EIO; 649 return 0; 650} 651 652static void setbrightness(struct gspca_dev *gspca_dev) 653{ 654 struct sd *sd = (struct sd *) gspca_dev; 655 u8 brightness = sd->brightness; 656 657 reg_write(gspca_dev->dev, 0x05, 0x00, (255 - brightness) >> 6); 658 reg_write(gspca_dev->dev, 0x05, 0x01, (255 - brightness) << 2); 659} 660 661static int sd_start(struct gspca_dev *gspca_dev) 662{ 663 struct sd *sd = (struct sd *) gspca_dev; 664 struct usb_device *dev = gspca_dev->dev; 665 int ret, mode; 666 static u8 mode_tb[][3] = { 667 /* r00 r06 r07 */ 668 {0x00, 0x10, 0x10}, /* 640x480 */ 669 {0x01, 0x1a, 0x1a}, /* 352x288 */ 670 {0x02, 0x1c, 0x1d}, /* 320x240 */ 671 {0x04, 0x34, 0x34}, /* 176x144 */ 672 {0x05, 0x40, 0x40} /* 160x120 */ 673 }; 674 675 if (sd->subtype == Nxultra) 676 write_vector(gspca_dev, spca505b_open_data_ccd); 677 else 678 write_vector(gspca_dev, spca505_open_data_ccd); 679 ret = reg_read(gspca_dev, 0x06, 0x16); 680 681 if (ret < 0) { 682 PDEBUG(D_ERR|D_CONF, 683 "register read failed err: %d", 684 ret); 685 return ret; 686 } 687 if (ret != 0x0101) { 688 err("After vector read returns 0x%04x should be 0x0101", 689 ret); 690 } 691 692 ret = reg_write(gspca_dev->dev, 0x06, 0x16, 0x0a); 693 if (ret < 0) 694 return ret; 695 reg_write(gspca_dev->dev, 0x05, 0xc2, 0x12); 696 697 /* necessary because without it we can see stream 698 * only once after loading module */ 699 /* stopping usb registers Tomasz change */ 700 reg_write(dev, 0x02, 0x00, 0x00); 701 702 mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv; 703 reg_write(dev, SPCA50X_REG_COMPRESS, 0x00, mode_tb[mode][0]); 704 reg_write(dev, SPCA50X_REG_COMPRESS, 0x06, mode_tb[mode][1]); 705 reg_write(dev, SPCA50X_REG_COMPRESS, 0x07, mode_tb[mode][2]); 706 707 ret = reg_write(dev, SPCA50X_REG_USB, 708 SPCA50X_USB_CTRL, 709 SPCA50X_CUSB_ENABLE); 710 711 setbrightness(gspca_dev); 712 713 return ret; 714} 715 716static void sd_stopN(struct gspca_dev *gspca_dev) 717{ 718 /* Disable ISO packet machine */ 719 reg_write(gspca_dev->dev, 0x02, 0x00, 0x00); 720} 721 722/* called on streamoff with alt 0 and on disconnect */ 723static void sd_stop0(struct gspca_dev *gspca_dev) 724{ 725 if (!gspca_dev->present) 726 return; 727 728 /* This maybe reset or power control */ 729 reg_write(gspca_dev->dev, 0x03, 0x03, 0x20); 730 reg_write(gspca_dev->dev, 0x03, 0x01, 0x00); 731 reg_write(gspca_dev->dev, 0x03, 0x00, 0x01); 732 reg_write(gspca_dev->dev, 0x05, 0x10, 0x01); 733 reg_write(gspca_dev->dev, 0x05, 0x11, 0x0f); 734} 735 736static void sd_pkt_scan(struct gspca_dev *gspca_dev, 737 u8 *data, /* isoc packet */ 738 int len) /* iso packet length */ 739{ 740 switch (data[0]) { 741 case 0: /* start of frame */ 742 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); 743 data += SPCA50X_OFFSET_DATA; 744 len -= SPCA50X_OFFSET_DATA; 745 gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); 746 break; 747 case 0xff: /* drop */ 748 break; 749 default: 750 data += 1; 751 len -= 1; 752 gspca_frame_add(gspca_dev, INTER_PACKET, data, len); 753 break; 754 } 755} 756 757static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) 758{ 759 struct sd *sd = (struct sd *) gspca_dev; 760 761 sd->brightness = val; 762 if (gspca_dev->streaming) 763 setbrightness(gspca_dev); 764 return 0; 765} 766 767static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) 768{ 769 struct sd *sd = (struct sd *) gspca_dev; 770 771 *val = sd->brightness; 772 return 0; 773} 774 775/* sub-driver description */ 776static const struct sd_desc sd_desc = { 777 .name = MODULE_NAME, 778 .ctrls = sd_ctrls, 779 .nctrls = ARRAY_SIZE(sd_ctrls), 780 .config = sd_config, 781 .init = sd_init, 782 .start = sd_start, 783 .stopN = sd_stopN, 784 .stop0 = sd_stop0, 785 .pkt_scan = sd_pkt_scan, 786}; 787 788/* -- module initialisation -- */ 789static const struct usb_device_id device_table[] = { 790 {USB_DEVICE(0x041e, 0x401d), .driver_info = Nxultra}, 791 {USB_DEVICE(0x0733, 0x0430), .driver_info = IntelPCCameraPro}, 792/*fixme: may be UsbGrabberPV321 BRIDGE_SPCA506 SENSOR_SAA7113 */ 793 {} 794}; 795MODULE_DEVICE_TABLE(usb, device_table); 796 797/* -- device connect -- */ 798static int sd_probe(struct usb_interface *intf, 799 const struct usb_device_id *id) 800{ 801 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), 802 THIS_MODULE); 803} 804 805static struct usb_driver sd_driver = { 806 .name = MODULE_NAME, 807 .id_table = device_table, 808 .probe = sd_probe, 809 .disconnect = gspca_disconnect, 810#ifdef CONFIG_PM 811 .suspend = gspca_suspend, 812 .resume = gspca_resume, 813#endif 814}; 815 816/* -- module insert / remove -- */ 817static int __init sd_mod_init(void) 818{ 819 return usb_register(&sd_driver); 820} 821static void __exit sd_mod_exit(void) 822{ 823 usb_deregister(&sd_driver); 824} 825 826module_init(sd_mod_init); 827module_exit(sd_mod_exit);