usb/gspca/spca506.c

0001 // SPDX-License-Identifier: GPL-2.0-or-later
0002 /*
0003  * SPCA506 chip based cameras function
0004  * M Xhaard 15/04/2004 based on different work Mark Taylor and others
0005  * and my own snoopy file on a pv-321c donate by a german compagny
0006  *                "Firma Frank Gmbh" from  Saarbruecken
0007  *
0008  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
0009  */
0010
0011 #define MODULE_NAME "spca506"
0012
0013 #include "gspca.h"
0014
0015 MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
0016 MODULE_DESCRIPTION("GSPCA/SPCA506 USB Camera Driver");
0017 MODULE_LICENSE("GPL");
0018
0019 /* specific webcam descriptor */
0020 struct sd {
0021     struct gspca_dev gspca_dev; /* !! must be the first item */
0022
0023     char norme;
0024     char channel;
0025 };
0026
0027 static const struct v4l2_pix_format vga_mode[] = {
0028     {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
0029         .bytesperline = 160,
0030         .sizeimage = 160 * 120 * 3 / 2,
0031         .colorspace = V4L2_COLORSPACE_SRGB,
0032         .priv = 5},
0033     {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
0034         .bytesperline = 176,
0035         .sizeimage = 176 * 144 * 3 / 2,
0036         .colorspace = V4L2_COLORSPACE_SRGB,
0037         .priv = 4},
0038     {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
0039         .bytesperline = 320,
0040         .sizeimage = 320 * 240 * 3 / 2,
0041         .colorspace = V4L2_COLORSPACE_SRGB,
0042         .priv = 2},
0043     {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
0044         .bytesperline = 352,
0045         .sizeimage = 352 * 288 * 3 / 2,
0046         .colorspace = V4L2_COLORSPACE_SRGB,
0047         .priv = 1},
0048     {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
0049         .bytesperline = 640,
0050         .sizeimage = 640 * 480 * 3 / 2,
0051         .colorspace = V4L2_COLORSPACE_SRGB,
0052         .priv = 0},
0053 };
0054
0055 #define SPCA50X_OFFSET_DATA 10
0056
0057 #define SAA7113_bright 0x0a /* defaults 0x80 */
0058 #define SAA7113_contrast 0x0b   /* defaults 0x47 */
0059 #define SAA7113_saturation 0x0c /* defaults 0x40 */
0060 #define SAA7113_hue 0x0d    /* defaults 0x00 */
0061 #define SAA7113_I2C_BASE_WRITE 0x4a
0062
0063 /* read 'len' bytes to gspca_dev->usb_buf */
0064 static void reg_r(struct gspca_dev *gspca_dev,
0065           __u16 req,
0066           __u16 index,
0067           __u16 length)
0068 {
0069     usb_control_msg(gspca_dev->dev,
0070             usb_rcvctrlpipe(gspca_dev->dev, 0),
0071             req,
0072             USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0073             0,      /* value */
0074             index, gspca_dev->usb_buf, length,
0075             500);
0076 }
0077
0078 static void reg_w(struct usb_device *dev,
0079           __u16 req,
0080           __u16 value,
0081           __u16 index)
0082 {
0083     usb_control_msg(dev,
0084             usb_sndctrlpipe(dev, 0),
0085             req,
0086             USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0087             value, index,
0088             NULL, 0, 500);
0089 }
0090
0091 static void spca506_Initi2c(struct gspca_dev *gspca_dev)
0092 {
0093     reg_w(gspca_dev->dev, 0x07, SAA7113_I2C_BASE_WRITE, 0x0004);
0094 }
0095
0096 static void spca506_WriteI2c(struct gspca_dev *gspca_dev, __u16 valeur,
0097                  __u16 reg)
0098 {
0099     int retry = 60;
0100
0101     reg_w(gspca_dev->dev, 0x07, reg, 0x0001);
0102     reg_w(gspca_dev->dev, 0x07, valeur, 0x0000);
0103     while (retry--) {
0104         reg_r(gspca_dev, 0x07, 0x0003, 2);
0105         if ((gspca_dev->usb_buf[0] | gspca_dev->usb_buf[1]) == 0x00)
0106             break;
0107     }
0108 }
0109
0110 static void spca506_SetNormeInput(struct gspca_dev *gspca_dev,
0111                  __u16 norme,
0112                  __u16 channel)
0113 {
0114     struct sd *sd = (struct sd *) gspca_dev;
0115 /* fixme: check if channel == 0..3 and 6..9 (8 values) */
0116     __u8 setbit0 = 0x00;
0117     __u8 setbit1 = 0x00;
0118     __u8 videomask = 0x00;
0119
0120     gspca_dbg(gspca_dev, D_STREAM, "** Open Set Norme **\n");
0121     spca506_Initi2c(gspca_dev);
0122     /* NTSC bit0 -> 1(525 l) PAL SECAM bit0 -> 0 (625 l) */
0123     /* Composite channel bit1 -> 1 S-video bit 1 -> 0 */
0124     /* and exclude SAA7113 reserved channel set default 0 otherwise */
0125     if (norme & V4L2_STD_NTSC)
0126         setbit0 = 0x01;
0127     if (channel == 4 || channel == 5 || channel > 9)
0128         channel = 0;
0129     if (channel < 4)
0130         setbit1 = 0x02;
0131     videomask = (0x48 | setbit0 | setbit1);
0132     reg_w(gspca_dev->dev, 0x08, videomask, 0x0000);
0133     spca506_WriteI2c(gspca_dev, (0xc0 | (channel & 0x0F)), 0x02);
0134
0135     if (norme & V4L2_STD_NTSC)
0136         spca506_WriteI2c(gspca_dev, 0x33, 0x0e);
0137                     /* Chrominance Control NTSC N */
0138     else if (norme & V4L2_STD_SECAM)
0139         spca506_WriteI2c(gspca_dev, 0x53, 0x0e);
0140                     /* Chrominance Control SECAM */
0141     else
0142         spca506_WriteI2c(gspca_dev, 0x03, 0x0e);
0143                     /* Chrominance Control PAL BGHIV */
0144
0145     sd->norme = norme;
0146     sd->channel = channel;
0147     gspca_dbg(gspca_dev, D_STREAM, "Set Video Byte to 0x%2x\n", videomask);
0148     gspca_dbg(gspca_dev, D_STREAM, "Set Norme: %08x Channel %d",
0149           norme, channel);
0150 }
0151
0152 static void spca506_GetNormeInput(struct gspca_dev *gspca_dev,
0153                   __u16 *norme, __u16 *channel)
0154 {
0155     struct sd *sd = (struct sd *) gspca_dev;
0156
0157     /* Read the register is not so good value change so
0158        we use your own copy in spca50x struct */
0159     *norme = sd->norme;
0160     *channel = sd->channel;
0161     gspca_dbg(gspca_dev, D_STREAM, "Get Norme: %d Channel %d\n",
0162           *norme, *channel);
0163 }
0164
0165 static void spca506_Setsize(struct gspca_dev *gspca_dev, __u16 code,
0166                 __u16 xmult, __u16 ymult)
0167 {
0168     struct usb_device *dev = gspca_dev->dev;
0169
0170     gspca_dbg(gspca_dev, D_STREAM, "** SetSize **\n");
0171     reg_w(dev, 0x04, (0x18 | (code & 0x07)), 0x0000);
0172     /* Soft snap 0x40 Hard 0x41 */
0173     reg_w(dev, 0x04, 0x41, 0x0001);
0174     reg_w(dev, 0x04, 0x00, 0x0002);
0175     /* reserved */
0176     reg_w(dev, 0x04, 0x00, 0x0003);
0177
0178     /* reserved */
0179     reg_w(dev, 0x04, 0x00, 0x0004);
0180     /* reserved */
0181     reg_w(dev, 0x04, 0x01, 0x0005);
0182     /* reserced */
0183     reg_w(dev, 0x04, xmult, 0x0006);
0184     /* reserved */
0185     reg_w(dev, 0x04, ymult, 0x0007);
0186     /* compression 1 */
0187     reg_w(dev, 0x04, 0x00, 0x0008);
0188     /* T=64 -> 2 */
0189     reg_w(dev, 0x04, 0x00, 0x0009);
0190     /* threshold2D */
0191     reg_w(dev, 0x04, 0x21, 0x000a);
0192     /* quantization */
0193     reg_w(dev, 0x04, 0x00, 0x000b);
0194 }
0195
0196 /* this function is called at probe time */
0197 static int sd_config(struct gspca_dev *gspca_dev,
0198             const struct usb_device_id *id)
0199 {
0200     struct cam *cam;
0201
0202     cam = &gspca_dev->cam;
0203     cam->cam_mode = vga_mode;
0204     cam->nmodes = ARRAY_SIZE(vga_mode);
0205     return 0;
0206 }
0207
0208 /* this function is called at probe and resume time */
0209 static int sd_init(struct gspca_dev *gspca_dev)
0210 {
0211     struct usb_device *dev = gspca_dev->dev;
0212
0213     reg_w(dev, 0x03, 0x00, 0x0004);
0214     reg_w(dev, 0x03, 0xFF, 0x0003);
0215     reg_w(dev, 0x03, 0x00, 0x0000);
0216     reg_w(dev, 0x03, 0x1c, 0x0001);
0217     reg_w(dev, 0x03, 0x18, 0x0001);
0218     /* Init on PAL and composite input0 */
0219     spca506_SetNormeInput(gspca_dev, 0, 0);
0220     reg_w(dev, 0x03, 0x1c, 0x0001);
0221     reg_w(dev, 0x03, 0x18, 0x0001);
0222     reg_w(dev, 0x05, 0x00, 0x0000);
0223     reg_w(dev, 0x05, 0xef, 0x0001);
0224     reg_w(dev, 0x05, 0x00, 0x00c1);
0225     reg_w(dev, 0x05, 0x00, 0x00c2);
0226     reg_w(dev, 0x06, 0x18, 0x0002);
0227     reg_w(dev, 0x06, 0xf5, 0x0011);
0228     reg_w(dev, 0x06, 0x02, 0x0012);
0229     reg_w(dev, 0x06, 0xfb, 0x0013);
0230     reg_w(dev, 0x06, 0x00, 0x0014);
0231     reg_w(dev, 0x06, 0xa4, 0x0051);
0232     reg_w(dev, 0x06, 0x40, 0x0052);
0233     reg_w(dev, 0x06, 0x71, 0x0053);
0234     reg_w(dev, 0x06, 0x40, 0x0054);
0235     /************************************************/
0236     reg_w(dev, 0x03, 0x00, 0x0004);
0237     reg_w(dev, 0x03, 0x00, 0x0003);
0238     reg_w(dev, 0x03, 0x00, 0x0004);
0239     reg_w(dev, 0x03, 0xFF, 0x0003);
0240     reg_w(dev, 0x02, 0x00, 0x0000);
0241     reg_w(dev, 0x03, 0x60, 0x0000);
0242     reg_w(dev, 0x03, 0x18, 0x0001);
0243     /* for a better reading mx :)     */
0244     /*sdca506_WriteI2c(value,register) */
0245     spca506_Initi2c(gspca_dev);
0246     spca506_WriteI2c(gspca_dev, 0x08, 0x01);
0247     spca506_WriteI2c(gspca_dev, 0xc0, 0x02);
0248                         /* input composite video */
0249     spca506_WriteI2c(gspca_dev, 0x33, 0x03);
0250     spca506_WriteI2c(gspca_dev, 0x00, 0x04);
0251     spca506_WriteI2c(gspca_dev, 0x00, 0x05);
0252     spca506_WriteI2c(gspca_dev, 0x0d, 0x06);
0253     spca506_WriteI2c(gspca_dev, 0xf0, 0x07);
0254     spca506_WriteI2c(gspca_dev, 0x98, 0x08);
0255     spca506_WriteI2c(gspca_dev, 0x03, 0x09);
0256     spca506_WriteI2c(gspca_dev, 0x80, 0x0a);
0257     spca506_WriteI2c(gspca_dev, 0x47, 0x0b);
0258     spca506_WriteI2c(gspca_dev, 0x48, 0x0c);
0259     spca506_WriteI2c(gspca_dev, 0x00, 0x0d);
0260     spca506_WriteI2c(gspca_dev, 0x03, 0x0e);    /* Chroma Pal adjust */
0261     spca506_WriteI2c(gspca_dev, 0x2a, 0x0f);
0262     spca506_WriteI2c(gspca_dev, 0x00, 0x10);
0263     spca506_WriteI2c(gspca_dev, 0x0c, 0x11);
0264     spca506_WriteI2c(gspca_dev, 0xb8, 0x12);
0265     spca506_WriteI2c(gspca_dev, 0x01, 0x13);
0266     spca506_WriteI2c(gspca_dev, 0x00, 0x14);
0267     spca506_WriteI2c(gspca_dev, 0x00, 0x15);
0268     spca506_WriteI2c(gspca_dev, 0x00, 0x16);
0269     spca506_WriteI2c(gspca_dev, 0x00, 0x17);
0270     spca506_WriteI2c(gspca_dev, 0x00, 0x18);
0271     spca506_WriteI2c(gspca_dev, 0x00, 0x19);
0272     spca506_WriteI2c(gspca_dev, 0x00, 0x1a);
0273     spca506_WriteI2c(gspca_dev, 0x00, 0x1b);
0274     spca506_WriteI2c(gspca_dev, 0x00, 0x1c);
0275     spca506_WriteI2c(gspca_dev, 0x00, 0x1d);
0276     spca506_WriteI2c(gspca_dev, 0x00, 0x1e);
0277     spca506_WriteI2c(gspca_dev, 0xa1, 0x1f);
0278     spca506_WriteI2c(gspca_dev, 0x02, 0x40);
0279     spca506_WriteI2c(gspca_dev, 0xff, 0x41);
0280     spca506_WriteI2c(gspca_dev, 0xff, 0x42);
0281     spca506_WriteI2c(gspca_dev, 0xff, 0x43);
0282     spca506_WriteI2c(gspca_dev, 0xff, 0x44);
0283     spca506_WriteI2c(gspca_dev, 0xff, 0x45);
0284     spca506_WriteI2c(gspca_dev, 0xff, 0x46);
0285     spca506_WriteI2c(gspca_dev, 0xff, 0x47);
0286     spca506_WriteI2c(gspca_dev, 0xff, 0x48);
0287     spca506_WriteI2c(gspca_dev, 0xff, 0x49);
0288     spca506_WriteI2c(gspca_dev, 0xff, 0x4a);
0289     spca506_WriteI2c(gspca_dev, 0xff, 0x4b);
0290     spca506_WriteI2c(gspca_dev, 0xff, 0x4c);
0291     spca506_WriteI2c(gspca_dev, 0xff, 0x4d);
0292     spca506_WriteI2c(gspca_dev, 0xff, 0x4e);
0293     spca506_WriteI2c(gspca_dev, 0xff, 0x4f);
0294     spca506_WriteI2c(gspca_dev, 0xff, 0x50);
0295     spca506_WriteI2c(gspca_dev, 0xff, 0x51);
0296     spca506_WriteI2c(gspca_dev, 0xff, 0x52);
0297     spca506_WriteI2c(gspca_dev, 0xff, 0x53);
0298     spca506_WriteI2c(gspca_dev, 0xff, 0x54);
0299     spca506_WriteI2c(gspca_dev, 0xff, 0x55);
0300     spca506_WriteI2c(gspca_dev, 0xff, 0x56);
0301     spca506_WriteI2c(gspca_dev, 0xff, 0x57);
0302     spca506_WriteI2c(gspca_dev, 0x00, 0x58);
0303     spca506_WriteI2c(gspca_dev, 0x54, 0x59);
0304     spca506_WriteI2c(gspca_dev, 0x07, 0x5a);
0305     spca506_WriteI2c(gspca_dev, 0x83, 0x5b);
0306     spca506_WriteI2c(gspca_dev, 0x00, 0x5c);
0307     spca506_WriteI2c(gspca_dev, 0x00, 0x5d);
0308     spca506_WriteI2c(gspca_dev, 0x00, 0x5e);
0309     spca506_WriteI2c(gspca_dev, 0x00, 0x5f);
0310     spca506_WriteI2c(gspca_dev, 0x00, 0x60);
0311     spca506_WriteI2c(gspca_dev, 0x05, 0x61);
0312     spca506_WriteI2c(gspca_dev, 0x9f, 0x62);
0313     gspca_dbg(gspca_dev, D_STREAM, "** Close Init *\n");
0314     return 0;
0315 }
0316
0317 static int sd_start(struct gspca_dev *gspca_dev)
0318 {
0319     struct usb_device *dev = gspca_dev->dev;
0320     __u16 norme;
0321     __u16 channel;
0322
0323     /**************************************/
0324     reg_w(dev, 0x03, 0x00, 0x0004);
0325     reg_w(dev, 0x03, 0x00, 0x0003);
0326     reg_w(dev, 0x03, 0x00, 0x0004);
0327     reg_w(dev, 0x03, 0xFF, 0x0003);
0328     reg_w(dev, 0x02, 0x00, 0x0000);
0329     reg_w(dev, 0x03, 0x60, 0x0000);
0330     reg_w(dev, 0x03, 0x18, 0x0001);
0331
0332     /*sdca506_WriteI2c(value,register) */
0333     spca506_Initi2c(gspca_dev);
0334     spca506_WriteI2c(gspca_dev, 0x08, 0x01);    /* Increment Delay */
0335 /*  spca506_WriteI2c(gspca_dev, 0xc0, 0x02); * Analog Input Control 1 */
0336     spca506_WriteI2c(gspca_dev, 0x33, 0x03);
0337                         /* Analog Input Control 2 */
0338     spca506_WriteI2c(gspca_dev, 0x00, 0x04);
0339                         /* Analog Input Control 3 */
0340     spca506_WriteI2c(gspca_dev, 0x00, 0x05);
0341                         /* Analog Input Control 4 */
0342     spca506_WriteI2c(gspca_dev, 0x0d, 0x06);
0343                     /* Horizontal Sync Start 0xe9-0x0d */
0344     spca506_WriteI2c(gspca_dev, 0xf0, 0x07);
0345                     /* Horizontal Sync Stop  0x0d-0xf0 */
0346
0347     spca506_WriteI2c(gspca_dev, 0x98, 0x08);    /* Sync Control */
0348 /*      Defaults value          */
0349     spca506_WriteI2c(gspca_dev, 0x03, 0x09);    /* Luminance Control */
0350     spca506_WriteI2c(gspca_dev, 0x80, 0x0a);
0351                         /* Luminance Brightness */
0352     spca506_WriteI2c(gspca_dev, 0x47, 0x0b);    /* Luminance Contrast */
0353     spca506_WriteI2c(gspca_dev, 0x48, 0x0c);
0354                         /* Chrominance Saturation */
0355     spca506_WriteI2c(gspca_dev, 0x00, 0x0d);
0356                         /* Chrominance Hue Control */
0357     spca506_WriteI2c(gspca_dev, 0x2a, 0x0f);
0358                         /* Chrominance Gain Control */
0359     /**************************************/
0360     spca506_WriteI2c(gspca_dev, 0x00, 0x10);
0361                         /* Format/Delay Control */
0362     spca506_WriteI2c(gspca_dev, 0x0c, 0x11);    /* Output Control 1 */
0363     spca506_WriteI2c(gspca_dev, 0xb8, 0x12);    /* Output Control 2 */
0364     spca506_WriteI2c(gspca_dev, 0x01, 0x13);    /* Output Control 3 */
0365     spca506_WriteI2c(gspca_dev, 0x00, 0x14);    /* reserved */
0366     spca506_WriteI2c(gspca_dev, 0x00, 0x15);    /* VGATE START */
0367     spca506_WriteI2c(gspca_dev, 0x00, 0x16);    /* VGATE STOP */
0368     spca506_WriteI2c(gspca_dev, 0x00, 0x17);    /* VGATE Control (MSB) */
0369     spca506_WriteI2c(gspca_dev, 0x00, 0x18);
0370     spca506_WriteI2c(gspca_dev, 0x00, 0x19);
0371     spca506_WriteI2c(gspca_dev, 0x00, 0x1a);
0372     spca506_WriteI2c(gspca_dev, 0x00, 0x1b);
0373     spca506_WriteI2c(gspca_dev, 0x00, 0x1c);
0374     spca506_WriteI2c(gspca_dev, 0x00, 0x1d);
0375     spca506_WriteI2c(gspca_dev, 0x00, 0x1e);
0376     spca506_WriteI2c(gspca_dev, 0xa1, 0x1f);
0377     spca506_WriteI2c(gspca_dev, 0x02, 0x40);
0378     spca506_WriteI2c(gspca_dev, 0xff, 0x41);
0379     spca506_WriteI2c(gspca_dev, 0xff, 0x42);
0380     spca506_WriteI2c(gspca_dev, 0xff, 0x43);
0381     spca506_WriteI2c(gspca_dev, 0xff, 0x44);
0382     spca506_WriteI2c(gspca_dev, 0xff, 0x45);
0383     spca506_WriteI2c(gspca_dev, 0xff, 0x46);
0384     spca506_WriteI2c(gspca_dev, 0xff, 0x47);
0385     spca506_WriteI2c(gspca_dev, 0xff, 0x48);
0386     spca506_WriteI2c(gspca_dev, 0xff, 0x49);
0387     spca506_WriteI2c(gspca_dev, 0xff, 0x4a);
0388     spca506_WriteI2c(gspca_dev, 0xff, 0x4b);
0389     spca506_WriteI2c(gspca_dev, 0xff, 0x4c);
0390     spca506_WriteI2c(gspca_dev, 0xff, 0x4d);
0391     spca506_WriteI2c(gspca_dev, 0xff, 0x4e);
0392     spca506_WriteI2c(gspca_dev, 0xff, 0x4f);
0393     spca506_WriteI2c(gspca_dev, 0xff, 0x50);
0394     spca506_WriteI2c(gspca_dev, 0xff, 0x51);
0395     spca506_WriteI2c(gspca_dev, 0xff, 0x52);
0396     spca506_WriteI2c(gspca_dev, 0xff, 0x53);
0397     spca506_WriteI2c(gspca_dev, 0xff, 0x54);
0398     spca506_WriteI2c(gspca_dev, 0xff, 0x55);
0399     spca506_WriteI2c(gspca_dev, 0xff, 0x56);
0400     spca506_WriteI2c(gspca_dev, 0xff, 0x57);
0401     spca506_WriteI2c(gspca_dev, 0x00, 0x58);
0402     spca506_WriteI2c(gspca_dev, 0x54, 0x59);
0403     spca506_WriteI2c(gspca_dev, 0x07, 0x5a);
0404     spca506_WriteI2c(gspca_dev, 0x83, 0x5b);
0405     spca506_WriteI2c(gspca_dev, 0x00, 0x5c);
0406     spca506_WriteI2c(gspca_dev, 0x00, 0x5d);
0407     spca506_WriteI2c(gspca_dev, 0x00, 0x5e);
0408     spca506_WriteI2c(gspca_dev, 0x00, 0x5f);
0409     spca506_WriteI2c(gspca_dev, 0x00, 0x60);
0410     spca506_WriteI2c(gspca_dev, 0x05, 0x61);
0411     spca506_WriteI2c(gspca_dev, 0x9f, 0x62);
0412     /**************************************/
0413     reg_w(dev, 0x05, 0x00, 0x0003);
0414     reg_w(dev, 0x05, 0x00, 0x0004);
0415     reg_w(dev, 0x03, 0x10, 0x0001);
0416     reg_w(dev, 0x03, 0x78, 0x0000);
0417     switch (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) {
0418     case 0:
0419         spca506_Setsize(gspca_dev, 0, 0x10, 0x10);
0420         break;
0421     case 1:
0422         spca506_Setsize(gspca_dev, 1, 0x1a, 0x1a);
0423         break;
0424     case 2:
0425         spca506_Setsize(gspca_dev, 2, 0x1c, 0x1c);
0426         break;
0427     case 4:
0428         spca506_Setsize(gspca_dev, 4, 0x34, 0x34);
0429         break;
0430     default:
0431 /*  case 5: */
0432         spca506_Setsize(gspca_dev, 5, 0x40, 0x40);
0433         break;
0434     }
0435
0436     /* compress setting and size */
0437     /* set i2c luma */
0438     reg_w(dev, 0x02, 0x01, 0x0000);
0439     reg_w(dev, 0x03, 0x12, 0x0000);
0440     reg_r(gspca_dev, 0x04, 0x0001, 2);
0441     gspca_dbg(gspca_dev, D_STREAM, "webcam started\n");
0442     spca506_GetNormeInput(gspca_dev, &norme, &channel);
0443     spca506_SetNormeInput(gspca_dev, norme, channel);
0444     return 0;
0445 }
0446
0447 static void sd_stopN(struct gspca_dev *gspca_dev)
0448 {
0449     struct usb_device *dev = gspca_dev->dev;
0450
0451     reg_w(dev, 0x02, 0x00, 0x0000);
0452     reg_w(dev, 0x03, 0x00, 0x0004);
0453     reg_w(dev, 0x03, 0x00, 0x0003);
0454 }
0455
0456 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
0457             u8 *data,           /* isoc packet */
0458             int len)            /* iso packet length */
0459 {
0460     switch (data[0]) {
0461     case 0:             /* start of frame */
0462         gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
0463         data += SPCA50X_OFFSET_DATA;
0464         len -= SPCA50X_OFFSET_DATA;
0465         gspca_frame_add(gspca_dev, FIRST_PACKET, data, len);
0466         break;
0467     case 0xff:          /* drop */
0468 /*      gspca_dev->last_packet_type = DISCARD_PACKET; */
0469         break;
0470     default:
0471         data += 1;
0472         len -= 1;
0473         gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
0474         break;
0475     }
0476 }
0477
0478 static void setbrightness(struct gspca_dev *gspca_dev, s32 val)
0479 {
0480     spca506_Initi2c(gspca_dev);
0481     spca506_WriteI2c(gspca_dev, val, SAA7113_bright);
0482     spca506_WriteI2c(gspca_dev, 0x01, 0x09);
0483 }
0484
0485 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
0486 {
0487     spca506_Initi2c(gspca_dev);
0488     spca506_WriteI2c(gspca_dev, val, SAA7113_contrast);
0489     spca506_WriteI2c(gspca_dev, 0x01, 0x09);
0490 }
0491
0492 static void setcolors(struct gspca_dev *gspca_dev, s32 val)
0493 {
0494     spca506_Initi2c(gspca_dev);
0495     spca506_WriteI2c(gspca_dev, val, SAA7113_saturation);
0496     spca506_WriteI2c(gspca_dev, 0x01, 0x09);
0497 }
0498
0499 static void sethue(struct gspca_dev *gspca_dev, s32 val)
0500 {
0501     spca506_Initi2c(gspca_dev);
0502     spca506_WriteI2c(gspca_dev, val, SAA7113_hue);
0503     spca506_WriteI2c(gspca_dev, 0x01, 0x09);
0504 }
0505
0506 static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
0507 {
0508     struct gspca_dev *gspca_dev =
0509         container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
0510
0511     gspca_dev->usb_err = 0;
0512
0513     if (!gspca_dev->streaming)
0514         return 0;
0515
0516     switch (ctrl->id) {
0517     case V4L2_CID_BRIGHTNESS:
0518         setbrightness(gspca_dev, ctrl->val);
0519         break;
0520     case V4L2_CID_CONTRAST:
0521         setcontrast(gspca_dev, ctrl->val);
0522         break;
0523     case V4L2_CID_SATURATION:
0524         setcolors(gspca_dev, ctrl->val);
0525         break;
0526     case V4L2_CID_HUE:
0527         sethue(gspca_dev, ctrl->val);
0528         break;
0529     }
0530     return gspca_dev->usb_err;
0531 }
0532
0533 static const struct v4l2_ctrl_ops sd_ctrl_ops = {
0534     .s_ctrl = sd_s_ctrl,
0535 };
0536
0537 static int sd_init_controls(struct gspca_dev *gspca_dev)
0538 {
0539     struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
0540
0541     gspca_dev->vdev.ctrl_handler = hdl;
0542     v4l2_ctrl_handler_init(hdl, 4);
0543     v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
0544             V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
0545     v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
0546             V4L2_CID_CONTRAST, 0, 255, 1, 0x47);
0547     v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
0548             V4L2_CID_SATURATION, 0, 255, 1, 0x40);
0549     v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
0550             V4L2_CID_HUE, 0, 255, 1, 0);
0551
0552     if (hdl->error) {
0553         pr_err("Could not initialize controls\n");
0554         return hdl->error;
0555     }
0556     return 0;
0557 }
0558
0559 /* sub-driver description */
0560 static const struct sd_desc sd_desc = {
0561     .name = MODULE_NAME,
0562     .config = sd_config,
0563     .init = sd_init,
0564     .init_controls = sd_init_controls,
0565     .start = sd_start,
0566     .stopN = sd_stopN,
0567     .pkt_scan = sd_pkt_scan,
0568 };
0569
0570 /* -- module initialisation -- */
0571 static const struct usb_device_id device_table[] = {
0572     {USB_DEVICE(0x06e1, 0xa190)},
0573 /*  {USB_DEVICE(0x0733, 0x0430)}, FIXME: may be IntelPCCameraPro BRIDGE_SPCA505 */
0574     {USB_DEVICE(0x0734, 0x043b)},
0575     {USB_DEVICE(0x99fa, 0x8988)},
0576     {}
0577 };
0578 MODULE_DEVICE_TABLE(usb, device_table);
0579
0580 /* -- device connect -- */
0581 static int sd_probe(struct usb_interface *intf, const struct usb_device_id *id)
0582 {
0583     return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
0584                 THIS_MODULE);
0585 }
0586
0587 static struct usb_driver sd_driver = {
0588     .name = MODULE_NAME,
0589     .id_table = device_table,
0590     .probe = sd_probe,
0591     .disconnect = gspca_disconnect,
0592 #ifdef CONFIG_PM
0593     .suspend = gspca_suspend,
0594     .resume = gspca_resume,
0595     .reset_resume = gspca_resume,
0596 #endif
0597 };
0598
0599 module_usb_driver(sd_driver);