drivers/media/video/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  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  22  */
  23
  24 #define MODULE_NAME "spca506"
  25
  26 #include "gspca.h"
  27
  28 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
  29 MODULE_DESCRIPTION("GSPCA/SPCA506 USB Camera Driver");
  30 MODULE_LICENSE("GPL");
  31
  32 /* specific webcam descriptor */
  33 struct sd {
  34         struct gspca_dev gspca_dev;     /* !! must be the first item */
  35
  36         char norme;
  37         char channel;
  38 };
  39
  40 static const struct v4l2_pix_format vga_mode[] = {
  41         {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
  42                 .bytesperline = 160,
  43                 .sizeimage = 160 * 120 * 3 / 2,
  44                 .colorspace = V4L2_COLORSPACE_SRGB,
  45                 .priv = 5},
  46         {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
  47                 .bytesperline = 176,
  48                 .sizeimage = 176 * 144 * 3 / 2,
  49                 .colorspace = V4L2_COLORSPACE_SRGB,
  50                 .priv = 4},
  51         {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
  52                 .bytesperline = 320,
  53                 .sizeimage = 320 * 240 * 3 / 2,
  54                 .colorspace = V4L2_COLORSPACE_SRGB,
  55                 .priv = 2},
  56         {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
  57                 .bytesperline = 352,
  58                 .sizeimage = 352 * 288 * 3 / 2,
  59                 .colorspace = V4L2_COLORSPACE_SRGB,
  60                 .priv = 1},
  61         {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
  62                 .bytesperline = 640,
  63                 .sizeimage = 640 * 480 * 3 / 2,
  64                 .colorspace = V4L2_COLORSPACE_SRGB,
  65                 .priv = 0},
  66 };
  67
  68 #define SPCA50X_OFFSET_DATA 10
  69
  70 #define SAA7113_bright 0x0a     /* defaults 0x80 */
  71 #define SAA7113_contrast 0x0b   /* defaults 0x47 */
  72 #define SAA7113_saturation 0x0c /* defaults 0x40 */
  73 #define SAA7113_hue 0x0d        /* defaults 0x00 */
  74 #define SAA7113_I2C_BASE_WRITE 0x4a
  75
  76 /* read 'len' bytes to gspca_dev->usb_buf */
  77 static void reg_r(struct gspca_dev *gspca_dev,
  78                   __u16 req,
  79                   __u16 index,
  80                   __u16 length)
  81 {
  82         usb_control_msg(gspca_dev->dev,
  83                         usb_rcvctrlpipe(gspca_dev->dev, 0),
  84                         req,
  85                         USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
  86                         0,              /* value */
  87                         index, gspca_dev->usb_buf, length,
  88                         500);
  89 }
  90
  91 static void reg_w(struct usb_device *dev,
  92                   __u16 req,
  93                   __u16 value,
  94                   __u16 index)
  95 {
  96         usb_control_msg(dev,
  97                         usb_sndctrlpipe(dev, 0),
  98                         req,
  99                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 100                         value, index,
 101                         NULL, 0, 500);
 102 }
 103
 104 static void spca506_Initi2c(struct gspca_dev *gspca_dev)
 105 {
 106         reg_w(gspca_dev->dev, 0x07, SAA7113_I2C_BASE_WRITE, 0x0004);
 107 }
 108
 109 static void spca506_WriteI2c(struct gspca_dev *gspca_dev, __u16 valeur,
 110                              __u16 reg)
 111 {
 112         int retry = 60;
 113
 114         reg_w(gspca_dev->dev, 0x07, reg, 0x0001);
 115         reg_w(gspca_dev->dev, 0x07, valeur, 0x0000);
 116         while (retry--) {
 117                 reg_r(gspca_dev, 0x07, 0x0003, 2);
 118                 if ((gspca_dev->usb_buf[0] | gspca_dev->usb_buf[1]) == 0x00)
 119                         break;
 120         }
 121 }
 122
 123 static void spca506_SetNormeInput(struct gspca_dev *gspca_dev,
 124                                  __u16 norme,
 125                                  __u16 channel)
 126 {
 127         struct sd *sd = (struct sd *) gspca_dev;
 128 /* fixme: check if channel == 0..3 and 6..9 (8 values) */
 129         __u8 setbit0 = 0x00;
 130         __u8 setbit1 = 0x00;
 131         __u8 videomask = 0x00;
 132
 133         PDEBUG(D_STREAM, "** Open Set Norme **");
 134         spca506_Initi2c(gspca_dev);
 135         /* NTSC bit0 -> 1(525 l) PAL SECAM bit0 -> 0 (625 l) */
 136         /* Composite channel bit1 -> 1 S-video bit 1 -> 0 */
 137         /* and exclude SAA7113 reserved channel set default 0 otherwise */
 138         if (norme & V4L2_STD_NTSC)
 139                 setbit0 = 0x01;
 140         if (channel == 4 || channel == 5 || channel > 9)
 141                 channel = 0;
 142         if (channel < 4)
 143                 setbit1 = 0x02;
 144         videomask = (0x48 | setbit0 | setbit1);
 145         reg_w(gspca_dev->dev, 0x08, videomask, 0x0000);
 146         spca506_WriteI2c(gspca_dev, (0xc0 | (channel & 0x0F)), 0x02);
 147
 148         if (norme & V4L2_STD_NTSC)
 149                 spca506_WriteI2c(gspca_dev, 0x33, 0x0e);
 150                                         /* Chrominance Control NTSC N */
 151         else if (norme & V4L2_STD_SECAM)
 152                 spca506_WriteI2c(gspca_dev, 0x53, 0x0e);
 153                                         /* Chrominance Control SECAM */
 154         else
 155                 spca506_WriteI2c(gspca_dev, 0x03, 0x0e);
 156                                         /* Chrominance Control PAL BGHIV */
 157
 158         sd->norme = norme;
 159         sd->channel = channel;
 160         PDEBUG(D_STREAM, "Set Video Byte to 0x%2x", videomask);
 161         PDEBUG(D_STREAM, "Set Norme: %08x Channel %d", norme, channel);
 162 }
 163
 164 static void spca506_GetNormeInput(struct gspca_dev *gspca_dev,
 165                                   __u16 *norme, __u16 *channel)
 166 {
 167         struct sd *sd = (struct sd *) gspca_dev;
 168
 169         /* Read the register is not so good value change so
 170            we use your own copy in spca50x struct */
 171         *norme = sd->norme;
 172         *channel = sd->channel;
 173         PDEBUG(D_STREAM, "Get Norme: %d Channel %d", *norme, *channel);
 174 }
 175
 176 static void spca506_Setsize(struct gspca_dev *gspca_dev, __u16 code,
 177                             __u16 xmult, __u16 ymult)
 178 {
 179         struct usb_device *dev = gspca_dev->dev;
 180
 181         PDEBUG(D_STREAM, "** SetSize **");
 182         reg_w(dev, 0x04, (0x18 | (code & 0x07)), 0x0000);
 183         /* Soft snap 0x40 Hard 0x41 */
 184         reg_w(dev, 0x04, 0x41, 0x0001);
 185         reg_w(dev, 0x04, 0x00, 0x0002);
 186         /* reserved */
 187         reg_w(dev, 0x04, 0x00, 0x0003);
 188
 189         /* reserved */
 190         reg_w(dev, 0x04, 0x00, 0x0004);
 191         /* reserved */
 192         reg_w(dev, 0x04, 0x01, 0x0005);
 193         /* reserced */
 194         reg_w(dev, 0x04, xmult, 0x0006);
 195         /* reserved */
 196         reg_w(dev, 0x04, ymult, 0x0007);
 197         /* compression 1 */
 198         reg_w(dev, 0x04, 0x00, 0x0008);
 199         /* T=64 -> 2 */
 200         reg_w(dev, 0x04, 0x00, 0x0009);
 201         /* threshold2D */
 202         reg_w(dev, 0x04, 0x21, 0x000a);
 203         /* quantization */
 204         reg_w(dev, 0x04, 0x00, 0x000b);
 205 }
 206
 207 /* this function is called at probe time */
 208 static int sd_config(struct gspca_dev *gspca_dev,
 209                         const struct usb_device_id *id)
 210 {
 211         struct cam *cam;
 212
 213         cam = &gspca_dev->cam;
 214         cam->cam_mode = vga_mode;
 215         cam->nmodes = ARRAY_SIZE(vga_mode);
 216         return 0;
 217 }
 218
 219 /* this function is called at probe and resume time */
 220 static int sd_init(struct gspca_dev *gspca_dev)
 221 {
 222         struct usb_device *dev = gspca_dev->dev;
 223
 224         reg_w(dev, 0x03, 0x00, 0x0004);
 225         reg_w(dev, 0x03, 0xFF, 0x0003);
 226         reg_w(dev, 0x03, 0x00, 0x0000);
 227         reg_w(dev, 0x03, 0x1c, 0x0001);
 228         reg_w(dev, 0x03, 0x18, 0x0001);
 229         /* Init on PAL and composite input0 */
 230         spca506_SetNormeInput(gspca_dev, 0, 0);
 231         reg_w(dev, 0x03, 0x1c, 0x0001);
 232         reg_w(dev, 0x03, 0x18, 0x0001);
 233         reg_w(dev, 0x05, 0x00, 0x0000);
 234         reg_w(dev, 0x05, 0xef, 0x0001);
 235         reg_w(dev, 0x05, 0x00, 0x00c1);
 236         reg_w(dev, 0x05, 0x00, 0x00c2);
 237         reg_w(dev, 0x06, 0x18, 0x0002);
 238         reg_w(dev, 0x06, 0xf5, 0x0011);
 239         reg_w(dev, 0x06, 0x02, 0x0012);
 240         reg_w(dev, 0x06, 0xfb, 0x0013);
 241         reg_w(dev, 0x06, 0x00, 0x0014);
 242         reg_w(dev, 0x06, 0xa4, 0x0051);
 243         reg_w(dev, 0x06, 0x40, 0x0052);
 244         reg_w(dev, 0x06, 0x71, 0x0053);
 245         reg_w(dev, 0x06, 0x40, 0x0054);
 246         /************************************************/
 247         reg_w(dev, 0x03, 0x00, 0x0004);
 248         reg_w(dev, 0x03, 0x00, 0x0003);
 249         reg_w(dev, 0x03, 0x00, 0x0004);
 250         reg_w(dev, 0x03, 0xFF, 0x0003);
 251         reg_w(dev, 0x02, 0x00, 0x0000);
 252         reg_w(dev, 0x03, 0x60, 0x0000);
 253         reg_w(dev, 0x03, 0x18, 0x0001);
 254         /* for a better reading mx :)     */
 255         /*sdca506_WriteI2c(value,register) */
 256         spca506_Initi2c(gspca_dev);
 257         spca506_WriteI2c(gspca_dev, 0x08, 0x01);
 258         spca506_WriteI2c(gspca_dev, 0xc0, 0x02);
 259                                                 /* input composite video */
 260         spca506_WriteI2c(gspca_dev, 0x33, 0x03);
 261         spca506_WriteI2c(gspca_dev, 0x00, 0x04);
 262         spca506_WriteI2c(gspca_dev, 0x00, 0x05);
 263         spca506_WriteI2c(gspca_dev, 0x0d, 0x06);
 264         spca506_WriteI2c(gspca_dev, 0xf0, 0x07);
 265         spca506_WriteI2c(gspca_dev, 0x98, 0x08);
 266         spca506_WriteI2c(gspca_dev, 0x03, 0x09);
 267         spca506_WriteI2c(gspca_dev, 0x80, 0x0a);
 268         spca506_WriteI2c(gspca_dev, 0x47, 0x0b);
 269         spca506_WriteI2c(gspca_dev, 0x48, 0x0c);
 270         spca506_WriteI2c(gspca_dev, 0x00, 0x0d);
 271         spca506_WriteI2c(gspca_dev, 0x03, 0x0e);        /* Chroma Pal adjust */
 272         spca506_WriteI2c(gspca_dev, 0x2a, 0x0f);
 273         spca506_WriteI2c(gspca_dev, 0x00, 0x10);
 274         spca506_WriteI2c(gspca_dev, 0x0c, 0x11);
 275         spca506_WriteI2c(gspca_dev, 0xb8, 0x12);
 276         spca506_WriteI2c(gspca_dev, 0x01, 0x13);
 277         spca506_WriteI2c(gspca_dev, 0x00, 0x14);
 278         spca506_WriteI2c(gspca_dev, 0x00, 0x15);
 279         spca506_WriteI2c(gspca_dev, 0x00, 0x16);
 280         spca506_WriteI2c(gspca_dev, 0x00, 0x17);
 281         spca506_WriteI2c(gspca_dev, 0x00, 0x18);
 282         spca506_WriteI2c(gspca_dev, 0x00, 0x19);
 283         spca506_WriteI2c(gspca_dev, 0x00, 0x1a);
 284         spca506_WriteI2c(gspca_dev, 0x00, 0x1b);
 285         spca506_WriteI2c(gspca_dev, 0x00, 0x1c);
 286         spca506_WriteI2c(gspca_dev, 0x00, 0x1d);
 287         spca506_WriteI2c(gspca_dev, 0x00, 0x1e);
 288         spca506_WriteI2c(gspca_dev, 0xa1, 0x1f);
 289         spca506_WriteI2c(gspca_dev, 0x02, 0x40);
 290         spca506_WriteI2c(gspca_dev, 0xff, 0x41);
 291         spca506_WriteI2c(gspca_dev, 0xff, 0x42);
 292         spca506_WriteI2c(gspca_dev, 0xff, 0x43);
 293         spca506_WriteI2c(gspca_dev, 0xff, 0x44);
 294         spca506_WriteI2c(gspca_dev, 0xff, 0x45);
 295         spca506_WriteI2c(gspca_dev, 0xff, 0x46);
 296         spca506_WriteI2c(gspca_dev, 0xff, 0x47);
 297         spca506_WriteI2c(gspca_dev, 0xff, 0x48);
 298         spca506_WriteI2c(gspca_dev, 0xff, 0x49);
 299         spca506_WriteI2c(gspca_dev, 0xff, 0x4a);
 300         spca506_WriteI2c(gspca_dev, 0xff, 0x4b);
 301         spca506_WriteI2c(gspca_dev, 0xff, 0x4c);
 302         spca506_WriteI2c(gspca_dev, 0xff, 0x4d);
 303         spca506_WriteI2c(gspca_dev, 0xff, 0x4e);
 304         spca506_WriteI2c(gspca_dev, 0xff, 0x4f);
 305         spca506_WriteI2c(gspca_dev, 0xff, 0x50);
 306         spca506_WriteI2c(gspca_dev, 0xff, 0x51);
 307         spca506_WriteI2c(gspca_dev, 0xff, 0x52);
 308         spca506_WriteI2c(gspca_dev, 0xff, 0x53);
 309         spca506_WriteI2c(gspca_dev, 0xff, 0x54);
 310         spca506_WriteI2c(gspca_dev, 0xff, 0x55);
 311         spca506_WriteI2c(gspca_dev, 0xff, 0x56);
 312         spca506_WriteI2c(gspca_dev, 0xff, 0x57);
 313         spca506_WriteI2c(gspca_dev, 0x00, 0x58);
 314         spca506_WriteI2c(gspca_dev, 0x54, 0x59);
 315         spca506_WriteI2c(gspca_dev, 0x07, 0x5a);
 316         spca506_WriteI2c(gspca_dev, 0x83, 0x5b);
 317         spca506_WriteI2c(gspca_dev, 0x00, 0x5c);
 318         spca506_WriteI2c(gspca_dev, 0x00, 0x5d);
 319         spca506_WriteI2c(gspca_dev, 0x00, 0x5e);
 320         spca506_WriteI2c(gspca_dev, 0x00, 0x5f);
 321         spca506_WriteI2c(gspca_dev, 0x00, 0x60);
 322         spca506_WriteI2c(gspca_dev, 0x05, 0x61);
 323         spca506_WriteI2c(gspca_dev, 0x9f, 0x62);
 324         PDEBUG(D_STREAM, "** Close Init *");
 325         return 0;
 326 }
 327
 328 static int sd_start(struct gspca_dev *gspca_dev)
 329 {
 330         struct usb_device *dev = gspca_dev->dev;
 331         __u16 norme;
 332         __u16 channel;
 333
 334         /**************************************/
 335         reg_w(dev, 0x03, 0x00, 0x0004);
 336         reg_w(dev, 0x03, 0x00, 0x0003);
 337         reg_w(dev, 0x03, 0x00, 0x0004);
 338         reg_w(dev, 0x03, 0xFF, 0x0003);
 339         reg_w(dev, 0x02, 0x00, 0x0000);
 340         reg_w(dev, 0x03, 0x60, 0x0000);
 341         reg_w(dev, 0x03, 0x18, 0x0001);
 342
 343         /*sdca506_WriteI2c(value,register) */
 344         spca506_Initi2c(gspca_dev);
 345         spca506_WriteI2c(gspca_dev, 0x08, 0x01);        /* Increment Delay */
 346 /*      spca506_WriteI2c(gspca_dev, 0xc0, 0x02); * Analog Input Control 1 */
 347         spca506_WriteI2c(gspca_dev, 0x33, 0x03);
 348                                                 /* Analog Input Control 2 */
 349         spca506_WriteI2c(gspca_dev, 0x00, 0x04);
 350                                                 /* Analog Input Control 3 */
 351         spca506_WriteI2c(gspca_dev, 0x00, 0x05);
 352                                                 /* Analog Input Control 4 */
 353         spca506_WriteI2c(gspca_dev, 0x0d, 0x06);
 354                                         /* Horizontal Sync Start 0xe9-0x0d */
 355         spca506_WriteI2c(gspca_dev, 0xf0, 0x07);
 356                                         /* Horizontal Sync Stop  0x0d-0xf0 */
 357
 358         spca506_WriteI2c(gspca_dev, 0x98, 0x08);        /* Sync Control */
 359 /*              Defaults value                  */
 360         spca506_WriteI2c(gspca_dev, 0x03, 0x09);        /* Luminance Control */
 361         spca506_WriteI2c(gspca_dev, 0x80, 0x0a);
 362                                                 /* Luminance Brightness */
 363         spca506_WriteI2c(gspca_dev, 0x47, 0x0b);        /* Luminance Contrast */
 364         spca506_WriteI2c(gspca_dev, 0x48, 0x0c);
 365                                                 /* Chrominance Saturation */
 366         spca506_WriteI2c(gspca_dev, 0x00, 0x0d);
 367                                                 /* Chrominance Hue Control */
 368         spca506_WriteI2c(gspca_dev, 0x2a, 0x0f);
 369                                                 /* Chrominance Gain Control */
 370         /**************************************/
 371         spca506_WriteI2c(gspca_dev, 0x00, 0x10);
 372                                                 /* Format/Delay Control */
 373         spca506_WriteI2c(gspca_dev, 0x0c, 0x11);        /* Output Control 1 */
 374         spca506_WriteI2c(gspca_dev, 0xb8, 0x12);        /* Output Control 2 */
 375         spca506_WriteI2c(gspca_dev, 0x01, 0x13);        /* Output Control 3 */
 376         spca506_WriteI2c(gspca_dev, 0x00, 0x14);        /* reserved */
 377         spca506_WriteI2c(gspca_dev, 0x00, 0x15);        /* VGATE START */
 378         spca506_WriteI2c(gspca_dev, 0x00, 0x16);        /* VGATE STOP */
 379         spca506_WriteI2c(gspca_dev, 0x00, 0x17);    /* VGATE Control (MSB) */
 380         spca506_WriteI2c(gspca_dev, 0x00, 0x18);
 381         spca506_WriteI2c(gspca_dev, 0x00, 0x19);
 382         spca506_WriteI2c(gspca_dev, 0x00, 0x1a);
 383         spca506_WriteI2c(gspca_dev, 0x00, 0x1b);
 384         spca506_WriteI2c(gspca_dev, 0x00, 0x1c);
 385         spca506_WriteI2c(gspca_dev, 0x00, 0x1d);
 386         spca506_WriteI2c(gspca_dev, 0x00, 0x1e);
 387         spca506_WriteI2c(gspca_dev, 0xa1, 0x1f);
 388         spca506_WriteI2c(gspca_dev, 0x02, 0x40);
 389         spca506_WriteI2c(gspca_dev, 0xff, 0x41);
 390         spca506_WriteI2c(gspca_dev, 0xff, 0x42);
 391         spca506_WriteI2c(gspca_dev, 0xff, 0x43);
 392         spca506_WriteI2c(gspca_dev, 0xff, 0x44);
 393         spca506_WriteI2c(gspca_dev, 0xff, 0x45);
 394         spca506_WriteI2c(gspca_dev, 0xff, 0x46);
 395         spca506_WriteI2c(gspca_dev, 0xff, 0x47);
 396         spca506_WriteI2c(gspca_dev, 0xff, 0x48);
 397         spca506_WriteI2c(gspca_dev, 0xff, 0x49);
 398         spca506_WriteI2c(gspca_dev, 0xff, 0x4a);
 399         spca506_WriteI2c(gspca_dev, 0xff, 0x4b);
 400         spca506_WriteI2c(gspca_dev, 0xff, 0x4c);
 401         spca506_WriteI2c(gspca_dev, 0xff, 0x4d);
 402         spca506_WriteI2c(gspca_dev, 0xff, 0x4e);
 403         spca506_WriteI2c(gspca_dev, 0xff, 0x4f);
 404         spca506_WriteI2c(gspca_dev, 0xff, 0x50);
 405         spca506_WriteI2c(gspca_dev, 0xff, 0x51);
 406         spca506_WriteI2c(gspca_dev, 0xff, 0x52);
 407         spca506_WriteI2c(gspca_dev, 0xff, 0x53);
 408         spca506_WriteI2c(gspca_dev, 0xff, 0x54);
 409         spca506_WriteI2c(gspca_dev, 0xff, 0x55);
 410         spca506_WriteI2c(gspca_dev, 0xff, 0x56);
 411         spca506_WriteI2c(gspca_dev, 0xff, 0x57);
 412         spca506_WriteI2c(gspca_dev, 0x00, 0x58);
 413         spca506_WriteI2c(gspca_dev, 0x54, 0x59);
 414         spca506_WriteI2c(gspca_dev, 0x07, 0x5a);
 415         spca506_WriteI2c(gspca_dev, 0x83, 0x5b);
 416         spca506_WriteI2c(gspca_dev, 0x00, 0x5c);
 417         spca506_WriteI2c(gspca_dev, 0x00, 0x5d);
 418         spca506_WriteI2c(gspca_dev, 0x00, 0x5e);
 419         spca506_WriteI2c(gspca_dev, 0x00, 0x5f);
 420         spca506_WriteI2c(gspca_dev, 0x00, 0x60);
 421         spca506_WriteI2c(gspca_dev, 0x05, 0x61);
 422         spca506_WriteI2c(gspca_dev, 0x9f, 0x62);
 423         /**************************************/
 424         reg_w(dev, 0x05, 0x00, 0x0003);
 425         reg_w(dev, 0x05, 0x00, 0x0004);
 426         reg_w(dev, 0x03, 0x10, 0x0001);
 427         reg_w(dev, 0x03, 0x78, 0x0000);
 428         switch (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) {
 429         case 0:
 430                 spca506_Setsize(gspca_dev, 0, 0x10, 0x10);
 431                 break;
 432         case 1:
 433                 spca506_Setsize(gspca_dev, 1, 0x1a, 0x1a);
 434                 break;
 435         case 2:
 436                 spca506_Setsize(gspca_dev, 2, 0x1c, 0x1c);
 437                 break;
 438         case 4:
 439                 spca506_Setsize(gspca_dev, 4, 0x34, 0x34);
 440                 break;
 441         default:
 442 /*      case 5: */
 443                 spca506_Setsize(gspca_dev, 5, 0x40, 0x40);
 444                 break;
 445         }
 446
 447         /* compress setting and size */
 448         /* set i2c luma */
 449         reg_w(dev, 0x02, 0x01, 0x0000);
 450         reg_w(dev, 0x03, 0x12, 0x0000);
 451         reg_r(gspca_dev, 0x04, 0x0001, 2);
 452         PDEBUG(D_STREAM, "webcam started");
 453         spca506_GetNormeInput(gspca_dev, &norme, &channel);
 454         spca506_SetNormeInput(gspca_dev, norme, channel);
 455         return 0;
 456 }
 457
 458 static void sd_stopN(struct gspca_dev *gspca_dev)
 459 {
 460         struct usb_device *dev = gspca_dev->dev;
 461
 462         reg_w(dev, 0x02, 0x00, 0x0000);
 463         reg_w(dev, 0x03, 0x00, 0x0004);
 464         reg_w(dev, 0x03, 0x00, 0x0003);
 465 }
 466
 467 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 468                         u8 *data,                       /* isoc packet */
 469                         int len)                        /* iso packet length */
 470 {
 471         switch (data[0]) {
 472         case 0:                         /* start of frame */
 473                 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
 474                 data += SPCA50X_OFFSET_DATA;
 475                 len -= SPCA50X_OFFSET_DATA;
 476                 gspca_frame_add(gspca_dev, FIRST_PACKET, data, len);
 477                 break;
 478         case 0xff:                      /* drop */
 479 /*              gspca_dev->last_packet_type = DISCARD_PACKET; */
 480                 break;
 481         default:
 482                 data += 1;
 483                 len -= 1;
 484                 gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
 485                 break;
 486         }
 487 }
 488
 489 static void setbrightness(struct gspca_dev *gspca_dev, s32 val)
 490 {
 491         spca506_Initi2c(gspca_dev);
 492         spca506_WriteI2c(gspca_dev, val, SAA7113_bright);
 493         spca506_WriteI2c(gspca_dev, 0x01, 0x09);
 494 }
 495
 496 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
 497 {
 498         spca506_Initi2c(gspca_dev);
 499         spca506_WriteI2c(gspca_dev, val, SAA7113_contrast);
 500         spca506_WriteI2c(gspca_dev, 0x01, 0x09);
 501 }
 502
 503 static void setcolors(struct gspca_dev *gspca_dev, s32 val)
 504 {
 505         spca506_Initi2c(gspca_dev);
 506         spca506_WriteI2c(gspca_dev, val, SAA7113_saturation);
 507         spca506_WriteI2c(gspca_dev, 0x01, 0x09);
 508 }
 509
 510 static void sethue(struct gspca_dev *gspca_dev, s32 val)
 511 {
 512         spca506_Initi2c(gspca_dev);
 513         spca506_WriteI2c(gspca_dev, val, SAA7113_hue);
 514         spca506_WriteI2c(gspca_dev, 0x01, 0x09);
 515 }
 516
 517 static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
 518 {
 519         struct gspca_dev *gspca_dev =
 520                 container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
 521
 522         gspca_dev->usb_err = 0;
 523
 524         if (!gspca_dev->streaming)
 525                 return 0;
 526
 527         switch (ctrl->id) {
 528         case V4L2_CID_BRIGHTNESS:
 529                 setbrightness(gspca_dev, ctrl->val);
 530                 break;
 531         case V4L2_CID_CONTRAST:
 532                 setcontrast(gspca_dev, ctrl->val);
 533                 break;
 534         case V4L2_CID_SATURATION:
 535                 setcolors(gspca_dev, ctrl->val);
 536                 break;
 537         case V4L2_CID_HUE:
 538                 sethue(gspca_dev, ctrl->val);
 539                 break;
 540         }
 541         return gspca_dev->usb_err;
 542 }
 543
 544 static const struct v4l2_ctrl_ops sd_ctrl_ops = {
 545         .s_ctrl = sd_s_ctrl,
 546 };
 547
 548 static int sd_init_controls(struct gspca_dev *gspca_dev)
 549 {
 550         struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
 551
 552         gspca_dev->vdev.ctrl_handler = hdl;
 553         v4l2_ctrl_handler_init(hdl, 4);
 554         v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
 555                         V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
 556         v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
 557                         V4L2_CID_CONTRAST, 0, 255, 1, 0x47);
 558         v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
 559                         V4L2_CID_SATURATION, 0, 255, 1, 0x40);
 560         v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
 561                         V4L2_CID_HUE, 0, 255, 1, 0);
 562
 563         if (hdl->error) {
 564                 pr_err("Could not initialize controls\n");
 565                 return hdl->error;
 566         }
 567         return 0;
 568 }
 569
 570 /* sub-driver description */
 571 static const struct sd_desc sd_desc = {
 572         .name = MODULE_NAME,
 573         .config = sd_config,
 574         .init = sd_init,
 575         .init_controls = sd_init_controls,
 576         .start = sd_start,
 577         .stopN = sd_stopN,
 578         .pkt_scan = sd_pkt_scan,
 579 };
 580
 581 /* -- module initialisation -- */
 582 static const struct usb_device_id device_table[] __devinitconst = {
 583         {USB_DEVICE(0x06e1, 0xa190)},
 584 /*fixme: may be IntelPCCameraPro BRIDGE_SPCA505
 585         {USB_DEVICE(0x0733, 0x0430)}, */
 586         {USB_DEVICE(0x0734, 0x043b)},
 587         {USB_DEVICE(0x99fa, 0x8988)},
 588         {}
 589 };
 590 MODULE_DEVICE_TABLE(usb, device_table);
 591
 592 /* -- device connect -- */
 593 static int __devinit sd_probe(struct usb_interface *intf,
 594                         const struct usb_device_id *id)
 595 {
 596         return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
 597                                 THIS_MODULE);
 598 }
 599
 600 static struct usb_driver sd_driver = {
 601         .name = MODULE_NAME,
 602         .id_table = device_table,
 603         .probe = sd_probe,
 604         .disconnect = gspca_disconnect,
 605 #ifdef CONFIG_PM
 606         .suspend = gspca_suspend,
 607         .resume = gspca_resume,
 608         .reset_resume = gspca_resume,
 609 #endif
 610 };
 611
 612 module_usb_driver(sd_driver);