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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 | /* * SPCA506 chip based cameras function * M Xhaard 15/04/2004 based on different work Mark Taylor and others * and my own snoopy file on a pv-321c donate by a german compagny * "Firma Frank Gmbh" from Saarbruecken * * V4L2 by Jean-Francois Moine <http://moinejf.free.fr> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #define MODULE_NAME "spca506" #include "gspca.h" MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); MODULE_DESCRIPTION("GSPCA/SPCA506 USB Camera Driver"); MODULE_LICENSE("GPL"); /* specific webcam descriptor */ struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ char norme; char channel; }; static const struct v4l2_pix_format vga_mode[] = { {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, .bytesperline = 160, .sizeimage = 160 * 120 * 3 / 2, .colorspace = V4L2_COLORSPACE_SRGB, .priv = 5}, {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, .bytesperline = 176, .sizeimage = 176 * 144 * 3 / 2, .colorspace = V4L2_COLORSPACE_SRGB, .priv = 4}, {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, .bytesperline = 320, .sizeimage = 320 * 240 * 3 / 2, .colorspace = V4L2_COLORSPACE_SRGB, .priv = 2}, {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, .bytesperline = 352, .sizeimage = 352 * 288 * 3 / 2, .colorspace = V4L2_COLORSPACE_SRGB, .priv = 1}, {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, .bytesperline = 640, .sizeimage = 640 * 480 * 3 / 2, .colorspace = V4L2_COLORSPACE_SRGB, .priv = 0}, }; #define SPCA50X_OFFSET_DATA 10 #define SAA7113_bright 0x0a /* defaults 0x80 */ #define SAA7113_contrast 0x0b /* defaults 0x47 */ #define SAA7113_saturation 0x0c /* defaults 0x40 */ #define SAA7113_hue 0x0d /* defaults 0x00 */ #define SAA7113_I2C_BASE_WRITE 0x4a /* read 'len' bytes to gspca_dev->usb_buf */ static void reg_r(struct gspca_dev *gspca_dev, __u16 req, __u16 index, __u16 length) { usb_control_msg(gspca_dev->dev, usb_rcvctrlpipe(gspca_dev->dev, 0), req, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0, /* value */ index, gspca_dev->usb_buf, length, 500); } static void reg_w(struct usb_device *dev, __u16 req, __u16 value, __u16 index) { usb_control_msg(dev, usb_sndctrlpipe(dev, 0), req, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, value, index, NULL, 0, 500); } static void spca506_Initi2c(struct gspca_dev *gspca_dev) { reg_w(gspca_dev->dev, 0x07, SAA7113_I2C_BASE_WRITE, 0x0004); } static void spca506_WriteI2c(struct gspca_dev *gspca_dev, __u16 valeur, __u16 reg) { int retry = 60; reg_w(gspca_dev->dev, 0x07, reg, 0x0001); reg_w(gspca_dev->dev, 0x07, valeur, 0x0000); while (retry--) { reg_r(gspca_dev, 0x07, 0x0003, 2); if ((gspca_dev->usb_buf[0] | gspca_dev->usb_buf[1]) == 0x00) break; } } static void spca506_SetNormeInput(struct gspca_dev *gspca_dev, __u16 norme, __u16 channel) { struct sd *sd = (struct sd *) gspca_dev; /* fixme: check if channel == 0..3 and 6..9 (8 values) */ __u8 setbit0 = 0x00; __u8 setbit1 = 0x00; __u8 videomask = 0x00; gspca_dbg(gspca_dev, D_STREAM, "** Open Set Norme **\n"); spca506_Initi2c(gspca_dev); /* NTSC bit0 -> 1(525 l) PAL SECAM bit0 -> 0 (625 l) */ /* Composite channel bit1 -> 1 S-video bit 1 -> 0 */ /* and exclude SAA7113 reserved channel set default 0 otherwise */ if (norme & V4L2_STD_NTSC) setbit0 = 0x01; if (channel == 4 || channel == 5 || channel > 9) channel = 0; if (channel < 4) setbit1 = 0x02; videomask = (0x48 | setbit0 | setbit1); reg_w(gspca_dev->dev, 0x08, videomask, 0x0000); spca506_WriteI2c(gspca_dev, (0xc0 | (channel & 0x0F)), 0x02); if (norme & V4L2_STD_NTSC) spca506_WriteI2c(gspca_dev, 0x33, 0x0e); /* Chrominance Control NTSC N */ else if (norme & V4L2_STD_SECAM) spca506_WriteI2c(gspca_dev, 0x53, 0x0e); /* Chrominance Control SECAM */ else spca506_WriteI2c(gspca_dev, 0x03, 0x0e); /* Chrominance Control PAL BGHIV */ sd->norme = norme; sd->channel = channel; gspca_dbg(gspca_dev, D_STREAM, "Set Video Byte to 0x%2x\n", videomask); gspca_dbg(gspca_dev, D_STREAM, "Set Norme: %08x Channel %d", norme, channel); } static void spca506_GetNormeInput(struct gspca_dev *gspca_dev, __u16 *norme, __u16 *channel) { struct sd *sd = (struct sd *) gspca_dev; /* Read the register is not so good value change so we use your own copy in spca50x struct */ *norme = sd->norme; *channel = sd->channel; gspca_dbg(gspca_dev, D_STREAM, "Get Norme: %d Channel %d\n", *norme, *channel); } static void spca506_Setsize(struct gspca_dev *gspca_dev, __u16 code, __u16 xmult, __u16 ymult) { struct usb_device *dev = gspca_dev->dev; gspca_dbg(gspca_dev, D_STREAM, "** SetSize **\n"); reg_w(dev, 0x04, (0x18 | (code & 0x07)), 0x0000); /* Soft snap 0x40 Hard 0x41 */ reg_w(dev, 0x04, 0x41, 0x0001); reg_w(dev, 0x04, 0x00, 0x0002); /* reserved */ reg_w(dev, 0x04, 0x00, 0x0003); /* reserved */ reg_w(dev, 0x04, 0x00, 0x0004); /* reserved */ reg_w(dev, 0x04, 0x01, 0x0005); /* reserced */ reg_w(dev, 0x04, xmult, 0x0006); /* reserved */ reg_w(dev, 0x04, ymult, 0x0007); /* compression 1 */ reg_w(dev, 0x04, 0x00, 0x0008); /* T=64 -> 2 */ reg_w(dev, 0x04, 0x00, 0x0009); /* threshold2D */ reg_w(dev, 0x04, 0x21, 0x000a); /* quantization */ reg_w(dev, 0x04, 0x00, 0x000b); } /* this function is called at probe time */ static int sd_config(struct gspca_dev *gspca_dev, const struct usb_device_id *id) { struct cam *cam; cam = &gspca_dev->cam; cam->cam_mode = vga_mode; cam->nmodes = ARRAY_SIZE(vga_mode); return 0; } /* this function is called at probe and resume time */ static int sd_init(struct gspca_dev *gspca_dev) { struct usb_device *dev = gspca_dev->dev; reg_w(dev, 0x03, 0x00, 0x0004); reg_w(dev, 0x03, 0xFF, 0x0003); reg_w(dev, 0x03, 0x00, 0x0000); reg_w(dev, 0x03, 0x1c, 0x0001); reg_w(dev, 0x03, 0x18, 0x0001); /* Init on PAL and composite input0 */ spca506_SetNormeInput(gspca_dev, 0, 0); reg_w(dev, 0x03, 0x1c, 0x0001); reg_w(dev, 0x03, 0x18, 0x0001); reg_w(dev, 0x05, 0x00, 0x0000); reg_w(dev, 0x05, 0xef, 0x0001); reg_w(dev, 0x05, 0x00, 0x00c1); reg_w(dev, 0x05, 0x00, 0x00c2); reg_w(dev, 0x06, 0x18, 0x0002); reg_w(dev, 0x06, 0xf5, 0x0011); reg_w(dev, 0x06, 0x02, 0x0012); reg_w(dev, 0x06, 0xfb, 0x0013); reg_w(dev, 0x06, 0x00, 0x0014); reg_w(dev, 0x06, 0xa4, 0x0051); reg_w(dev, 0x06, 0x40, 0x0052); reg_w(dev, 0x06, 0x71, 0x0053); reg_w(dev, 0x06, 0x40, 0x0054); /************************************************/ reg_w(dev, 0x03, 0x00, 0x0004); reg_w(dev, 0x03, 0x00, 0x0003); reg_w(dev, 0x03, 0x00, 0x0004); reg_w(dev, 0x03, 0xFF, 0x0003); reg_w(dev, 0x02, 0x00, 0x0000); reg_w(dev, 0x03, 0x60, 0x0000); reg_w(dev, 0x03, 0x18, 0x0001); /* for a better reading mx :) */ /*sdca506_WriteI2c(value,register) */ spca506_Initi2c(gspca_dev); spca506_WriteI2c(gspca_dev, 0x08, 0x01); spca506_WriteI2c(gspca_dev, 0xc0, 0x02); /* input composite video */ spca506_WriteI2c(gspca_dev, 0x33, 0x03); spca506_WriteI2c(gspca_dev, 0x00, 0x04); spca506_WriteI2c(gspca_dev, 0x00, 0x05); spca506_WriteI2c(gspca_dev, 0x0d, 0x06); spca506_WriteI2c(gspca_dev, 0xf0, 0x07); spca506_WriteI2c(gspca_dev, 0x98, 0x08); spca506_WriteI2c(gspca_dev, 0x03, 0x09); spca506_WriteI2c(gspca_dev, 0x80, 0x0a); spca506_WriteI2c(gspca_dev, 0x47, 0x0b); spca506_WriteI2c(gspca_dev, 0x48, 0x0c); spca506_WriteI2c(gspca_dev, 0x00, 0x0d); spca506_WriteI2c(gspca_dev, 0x03, 0x0e); /* Chroma Pal adjust */ spca506_WriteI2c(gspca_dev, 0x2a, 0x0f); spca506_WriteI2c(gspca_dev, 0x00, 0x10); spca506_WriteI2c(gspca_dev, 0x0c, 0x11); spca506_WriteI2c(gspca_dev, 0xb8, 0x12); spca506_WriteI2c(gspca_dev, 0x01, 0x13); spca506_WriteI2c(gspca_dev, 0x00, 0x14); spca506_WriteI2c(gspca_dev, 0x00, 0x15); spca506_WriteI2c(gspca_dev, 0x00, 0x16); spca506_WriteI2c(gspca_dev, 0x00, 0x17); spca506_WriteI2c(gspca_dev, 0x00, 0x18); spca506_WriteI2c(gspca_dev, 0x00, 0x19); spca506_WriteI2c(gspca_dev, 0x00, 0x1a); spca506_WriteI2c(gspca_dev, 0x00, 0x1b); spca506_WriteI2c(gspca_dev, 0x00, 0x1c); spca506_WriteI2c(gspca_dev, 0x00, 0x1d); spca506_WriteI2c(gspca_dev, 0x00, 0x1e); spca506_WriteI2c(gspca_dev, 0xa1, 0x1f); spca506_WriteI2c(gspca_dev, 0x02, 0x40); spca506_WriteI2c(gspca_dev, 0xff, 0x41); spca506_WriteI2c(gspca_dev, 0xff, 0x42); spca506_WriteI2c(gspca_dev, 0xff, 0x43); spca506_WriteI2c(gspca_dev, 0xff, 0x44); spca506_WriteI2c(gspca_dev, 0xff, 0x45); spca506_WriteI2c(gspca_dev, 0xff, 0x46); spca506_WriteI2c(gspca_dev, 0xff, 0x47); spca506_WriteI2c(gspca_dev, 0xff, 0x48); spca506_WriteI2c(gspca_dev, 0xff, 0x49); spca506_WriteI2c(gspca_dev, 0xff, 0x4a); spca506_WriteI2c(gspca_dev, 0xff, 0x4b); spca506_WriteI2c(gspca_dev, 0xff, 0x4c); spca506_WriteI2c(gspca_dev, 0xff, 0x4d); spca506_WriteI2c(gspca_dev, 0xff, 0x4e); spca506_WriteI2c(gspca_dev, 0xff, 0x4f); spca506_WriteI2c(gspca_dev, 0xff, 0x50); spca506_WriteI2c(gspca_dev, 0xff, 0x51); spca506_WriteI2c(gspca_dev, 0xff, 0x52); spca506_WriteI2c(gspca_dev, 0xff, 0x53); spca506_WriteI2c(gspca_dev, 0xff, 0x54); spca506_WriteI2c(gspca_dev, 0xff, 0x55); spca506_WriteI2c(gspca_dev, 0xff, 0x56); spca506_WriteI2c(gspca_dev, 0xff, 0x57); spca506_WriteI2c(gspca_dev, 0x00, 0x58); spca506_WriteI2c(gspca_dev, 0x54, 0x59); spca506_WriteI2c(gspca_dev, 0x07, 0x5a); spca506_WriteI2c(gspca_dev, 0x83, 0x5b); spca506_WriteI2c(gspca_dev, 0x00, 0x5c); spca506_WriteI2c(gspca_dev, 0x00, 0x5d); spca506_WriteI2c(gspca_dev, 0x00, 0x5e); spca506_WriteI2c(gspca_dev, 0x00, 0x5f); spca506_WriteI2c(gspca_dev, 0x00, 0x60); spca506_WriteI2c(gspca_dev, 0x05, 0x61); spca506_WriteI2c(gspca_dev, 0x9f, 0x62); gspca_dbg(gspca_dev, D_STREAM, "** Close Init *\n"); return 0; } static int sd_start(struct gspca_dev *gspca_dev) { struct usb_device *dev = gspca_dev->dev; __u16 norme; __u16 channel; /**************************************/ reg_w(dev, 0x03, 0x00, 0x0004); reg_w(dev, 0x03, 0x00, 0x0003); reg_w(dev, 0x03, 0x00, 0x0004); reg_w(dev, 0x03, 0xFF, 0x0003); reg_w(dev, 0x02, 0x00, 0x0000); reg_w(dev, 0x03, 0x60, 0x0000); reg_w(dev, 0x03, 0x18, 0x0001); /*sdca506_WriteI2c(value,register) */ spca506_Initi2c(gspca_dev); spca506_WriteI2c(gspca_dev, 0x08, 0x01); /* Increment Delay */ /* spca506_WriteI2c(gspca_dev, 0xc0, 0x02); * Analog Input Control 1 */ spca506_WriteI2c(gspca_dev, 0x33, 0x03); /* Analog Input Control 2 */ spca506_WriteI2c(gspca_dev, 0x00, 0x04); /* Analog Input Control 3 */ spca506_WriteI2c(gspca_dev, 0x00, 0x05); /* Analog Input Control 4 */ spca506_WriteI2c(gspca_dev, 0x0d, 0x06); /* Horizontal Sync Start 0xe9-0x0d */ spca506_WriteI2c(gspca_dev, 0xf0, 0x07); /* Horizontal Sync Stop 0x0d-0xf0 */ spca506_WriteI2c(gspca_dev, 0x98, 0x08); /* Sync Control */ /* Defaults value */ spca506_WriteI2c(gspca_dev, 0x03, 0x09); /* Luminance Control */ spca506_WriteI2c(gspca_dev, 0x80, 0x0a); /* Luminance Brightness */ spca506_WriteI2c(gspca_dev, 0x47, 0x0b); /* Luminance Contrast */ spca506_WriteI2c(gspca_dev, 0x48, 0x0c); /* Chrominance Saturation */ spca506_WriteI2c(gspca_dev, 0x00, 0x0d); /* Chrominance Hue Control */ spca506_WriteI2c(gspca_dev, 0x2a, 0x0f); /* Chrominance Gain Control */ /**************************************/ spca506_WriteI2c(gspca_dev, 0x00, 0x10); /* Format/Delay Control */ spca506_WriteI2c(gspca_dev, 0x0c, 0x11); /* Output Control 1 */ spca506_WriteI2c(gspca_dev, 0xb8, 0x12); /* Output Control 2 */ spca506_WriteI2c(gspca_dev, 0x01, 0x13); /* Output Control 3 */ spca506_WriteI2c(gspca_dev, 0x00, 0x14); /* reserved */ spca506_WriteI2c(gspca_dev, 0x00, 0x15); /* VGATE START */ spca506_WriteI2c(gspca_dev, 0x00, 0x16); /* VGATE STOP */ spca506_WriteI2c(gspca_dev, 0x00, 0x17); /* VGATE Control (MSB) */ spca506_WriteI2c(gspca_dev, 0x00, 0x18); spca506_WriteI2c(gspca_dev, 0x00, 0x19); spca506_WriteI2c(gspca_dev, 0x00, 0x1a); spca506_WriteI2c(gspca_dev, 0x00, 0x1b); spca506_WriteI2c(gspca_dev, 0x00, 0x1c); spca506_WriteI2c(gspca_dev, 0x00, 0x1d); spca506_WriteI2c(gspca_dev, 0x00, 0x1e); spca506_WriteI2c(gspca_dev, 0xa1, 0x1f); spca506_WriteI2c(gspca_dev, 0x02, 0x40); spca506_WriteI2c(gspca_dev, 0xff, 0x41); spca506_WriteI2c(gspca_dev, 0xff, 0x42); spca506_WriteI2c(gspca_dev, 0xff, 0x43); spca506_WriteI2c(gspca_dev, 0xff, 0x44); spca506_WriteI2c(gspca_dev, 0xff, 0x45); spca506_WriteI2c(gspca_dev, 0xff, 0x46); spca506_WriteI2c(gspca_dev, 0xff, 0x47); spca506_WriteI2c(gspca_dev, 0xff, 0x48); spca506_WriteI2c(gspca_dev, 0xff, 0x49); spca506_WriteI2c(gspca_dev, 0xff, 0x4a); spca506_WriteI2c(gspca_dev, 0xff, 0x4b); spca506_WriteI2c(gspca_dev, 0xff, 0x4c); spca506_WriteI2c(gspca_dev, 0xff, 0x4d); spca506_WriteI2c(gspca_dev, 0xff, 0x4e); spca506_WriteI2c(gspca_dev, 0xff, 0x4f); spca506_WriteI2c(gspca_dev, 0xff, 0x50); spca506_WriteI2c(gspca_dev, 0xff, 0x51); spca506_WriteI2c(gspca_dev, 0xff, 0x52); spca506_WriteI2c(gspca_dev, 0xff, 0x53); spca506_WriteI2c(gspca_dev, 0xff, 0x54); spca506_WriteI2c(gspca_dev, 0xff, 0x55); spca506_WriteI2c(gspca_dev, 0xff, 0x56); spca506_WriteI2c(gspca_dev, 0xff, 0x57); spca506_WriteI2c(gspca_dev, 0x00, 0x58); spca506_WriteI2c(gspca_dev, 0x54, 0x59); spca506_WriteI2c(gspca_dev, 0x07, 0x5a); spca506_WriteI2c(gspca_dev, 0x83, 0x5b); spca506_WriteI2c(gspca_dev, 0x00, 0x5c); spca506_WriteI2c(gspca_dev, 0x00, 0x5d); spca506_WriteI2c(gspca_dev, 0x00, 0x5e); spca506_WriteI2c(gspca_dev, 0x00, 0x5f); spca506_WriteI2c(gspca_dev, 0x00, 0x60); spca506_WriteI2c(gspca_dev, 0x05, 0x61); spca506_WriteI2c(gspca_dev, 0x9f, 0x62); /**************************************/ reg_w(dev, 0x05, 0x00, 0x0003); reg_w(dev, 0x05, 0x00, 0x0004); reg_w(dev, 0x03, 0x10, 0x0001); reg_w(dev, 0x03, 0x78, 0x0000); switch (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) { case 0: spca506_Setsize(gspca_dev, 0, 0x10, 0x10); break; case 1: spca506_Setsize(gspca_dev, 1, 0x1a, 0x1a); break; case 2: spca506_Setsize(gspca_dev, 2, 0x1c, 0x1c); break; case 4: spca506_Setsize(gspca_dev, 4, 0x34, 0x34); break; default: /* case 5: */ spca506_Setsize(gspca_dev, 5, 0x40, 0x40); break; } /* compress setting and size */ /* set i2c luma */ reg_w(dev, 0x02, 0x01, 0x0000); reg_w(dev, 0x03, 0x12, 0x0000); reg_r(gspca_dev, 0x04, 0x0001, 2); gspca_dbg(gspca_dev, D_STREAM, "webcam started\n"); spca506_GetNormeInput(gspca_dev, &norme, &channel); spca506_SetNormeInput(gspca_dev, norme, channel); return 0; } static void sd_stopN(struct gspca_dev *gspca_dev) { struct usb_device *dev = gspca_dev->dev; reg_w(dev, 0x02, 0x00, 0x0000); reg_w(dev, 0x03, 0x00, 0x0004); reg_w(dev, 0x03, 0x00, 0x0003); } static void sd_pkt_scan(struct gspca_dev *gspca_dev, u8 *data, /* isoc packet */ int len) /* iso packet length */ { switch (data[0]) { case 0: /* start of frame */ gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); data += SPCA50X_OFFSET_DATA; len -= SPCA50X_OFFSET_DATA; gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); break; case 0xff: /* drop */ /* gspca_dev->last_packet_type = DISCARD_PACKET; */ break; default: data += 1; len -= 1; gspca_frame_add(gspca_dev, INTER_PACKET, data, len); break; } } static void setbrightness(struct gspca_dev *gspca_dev, s32 val) { spca506_Initi2c(gspca_dev); spca506_WriteI2c(gspca_dev, val, SAA7113_bright); spca506_WriteI2c(gspca_dev, 0x01, 0x09); } static void setcontrast(struct gspca_dev *gspca_dev, s32 val) { spca506_Initi2c(gspca_dev); spca506_WriteI2c(gspca_dev, val, SAA7113_contrast); spca506_WriteI2c(gspca_dev, 0x01, 0x09); } static void setcolors(struct gspca_dev *gspca_dev, s32 val) { spca506_Initi2c(gspca_dev); spca506_WriteI2c(gspca_dev, val, SAA7113_saturation); spca506_WriteI2c(gspca_dev, 0x01, 0x09); } static void sethue(struct gspca_dev *gspca_dev, s32 val) { spca506_Initi2c(gspca_dev); spca506_WriteI2c(gspca_dev, val, SAA7113_hue); spca506_WriteI2c(gspca_dev, 0x01, 0x09); } static int sd_s_ctrl(struct v4l2_ctrl *ctrl) { struct gspca_dev *gspca_dev = container_of(ctrl->handler, struct gspca_dev, ctrl_handler); gspca_dev->usb_err = 0; if (!gspca_dev->streaming) return 0; switch (ctrl->id) { case V4L2_CID_BRIGHTNESS: setbrightness(gspca_dev, ctrl->val); break; case V4L2_CID_CONTRAST: setcontrast(gspca_dev, ctrl->val); break; case V4L2_CID_SATURATION: setcolors(gspca_dev, ctrl->val); break; case V4L2_CID_HUE: sethue(gspca_dev, ctrl->val); break; } return gspca_dev->usb_err; } static const struct v4l2_ctrl_ops sd_ctrl_ops = { .s_ctrl = sd_s_ctrl, }; static int sd_init_controls(struct gspca_dev *gspca_dev) { struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; gspca_dev->vdev.ctrl_handler = hdl; v4l2_ctrl_handler_init(hdl, 4); v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_BRIGHTNESS, 0, 255, 1, 128); v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_CONTRAST, 0, 255, 1, 0x47); v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_SATURATION, 0, 255, 1, 0x40); v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_HUE, 0, 255, 1, 0); if (hdl->error) { pr_err("Could not initialize controls\n"); return hdl->error; } return 0; } /* sub-driver description */ static const struct sd_desc sd_desc = { .name = MODULE_NAME, .config = sd_config, .init = sd_init, .init_controls = sd_init_controls, .start = sd_start, .stopN = sd_stopN, .pkt_scan = sd_pkt_scan, }; /* -- module initialisation -- */ static const struct usb_device_id device_table[] = { {USB_DEVICE(0x06e1, 0xa190)}, /* {USB_DEVICE(0x0733, 0x0430)}, FIXME: may be IntelPCCameraPro BRIDGE_SPCA505 */ {USB_DEVICE(0x0734, 0x043b)}, {USB_DEVICE(0x99fa, 0x8988)}, {} }; MODULE_DEVICE_TABLE(usb, device_table); /* -- device connect -- */ static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id) { return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), THIS_MODULE); } static struct usb_driver sd_driver = { .name = MODULE_NAME, .id_table = device_table, .probe = sd_probe, .disconnect = gspca_disconnect, #ifdef CONFIG_PM .suspend = gspca_suspend, .resume = gspca_resume, .reset_resume = gspca_resume, #endif }; module_usb_driver(sd_driver); |