drivers/media/usb/gspca/spca506.c

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