drivers/media/video/gspca/sq930x.c

   1 /*
   2  * SQ930x subdriver
   3  *
   4  * Copyright (C) 2010 Jean-François Moine <http://moinejf.free.fr>
   5  * Copyright (C) 2006 -2008 Gerard Klaver <gerard at gkall dot hobby dot nl>
   6  * Copyright (C) 2007 Sam Revitch <samr7@cs.washington.edu>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  21  */
  22
  23 #define MODULE_NAME "sq930x"
  24
  25 #include "gspca.h"
  26
  27 MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>\n"
  28                 "Gerard Klaver <gerard at gkall dot hobby dot nl\n"
  29                 "Sam Revitch <samr7@cs.washington.edu>");
  30 MODULE_DESCRIPTION("GSPCA/SQ930x USB Camera Driver");
  31 MODULE_LICENSE("GPL");
  32
  33 /* Structure to hold all of our device specific stuff */
  34 struct sd {
  35         struct gspca_dev gspca_dev;     /* !! must be the first item */
  36
  37         u16 expo;
  38         u8 gain;
  39
  40         u8 do_ctrl;
  41         u8 gpio[2];
  42         u8 sensor;
  43         u8 type;
  44 #define Generic 0
  45 #define Creative_live_motion 1
  46 };
  47 enum sensors {
  48         SENSOR_ICX098BQ,
  49         SENSOR_LZ24BP,
  50         SENSOR_MI0360,
  51         SENSOR_MT9V111,         /* = MI360SOC */
  52         SENSOR_OV7660,
  53         SENSOR_OV9630,
  54 };
  55
  56 static int sd_setexpo(struct gspca_dev *gspca_dev, __s32 val);
  57 static int sd_getexpo(struct gspca_dev *gspca_dev, __s32 *val);
  58 static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val);
  59 static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val);
  60
  61 static const struct ctrl sd_ctrls[] = {
  62         {
  63             {
  64                 .id = V4L2_CID_EXPOSURE,
  65                 .type = V4L2_CTRL_TYPE_INTEGER,
  66                 .name = "Exposure",
  67                 .minimum = 0x0001,
  68                 .maximum = 0x0fff,
  69                 .step = 1,
  70 #define EXPO_DEF 0x0356
  71                 .default_value = EXPO_DEF,
  72             },
  73             .set = sd_setexpo,
  74             .get = sd_getexpo,
  75         },
  76         {
  77             {
  78                 .id = V4L2_CID_GAIN,
  79                 .type = V4L2_CTRL_TYPE_INTEGER,
  80                 .name = "Gain",
  81                 .minimum = 0x01,
  82                 .maximum = 0xff,
  83                 .step = 1,
  84 #define GAIN_DEF 0x8d
  85                 .default_value = GAIN_DEF,
  86             },
  87             .set = sd_setgain,
  88             .get = sd_getgain,
  89         },
  90 };
  91
  92 static struct v4l2_pix_format vga_mode[] = {
  93         {320, 240, V4L2_PIX_FMT_SRGGB8, V4L2_FIELD_NONE,
  94                 .bytesperline = 320,
  95                 .sizeimage = 320 * 240,
  96                 .colorspace = V4L2_COLORSPACE_SRGB,
  97                 .priv = 0},
  98         {640, 480, V4L2_PIX_FMT_SRGGB8, V4L2_FIELD_NONE,
  99                 .bytesperline = 640,
 100                 .sizeimage = 640 * 480,
 101                 .colorspace = V4L2_COLORSPACE_SRGB,
 102                 .priv = 1},
 103 };
 104
 105 /* sq930x registers */
 106 #define SQ930_CTRL_UCBUS_IO     0x0001
 107 #define SQ930_CTRL_I2C_IO       0x0002
 108 #define SQ930_CTRL_GPIO         0x0005
 109 #define SQ930_CTRL_CAP_START    0x0010
 110 #define SQ930_CTRL_CAP_STOP     0x0011
 111 #define SQ930_CTRL_SET_EXPOSURE 0x001d
 112 #define SQ930_CTRL_RESET        0x001e
 113 #define SQ930_CTRL_GET_DEV_INFO 0x001f
 114
 115 /* gpio 1 (8..15) */
 116 #define SQ930_GPIO_DFL_I2C_SDA  0x0001
 117 #define SQ930_GPIO_DFL_I2C_SCL  0x0002
 118 #define SQ930_GPIO_RSTBAR       0x0004
 119 #define SQ930_GPIO_EXTRA1       0x0040
 120 #define SQ930_GPIO_EXTRA2       0x0080
 121 /* gpio 3 (24..31) */
 122 #define SQ930_GPIO_POWER        0x0200
 123 #define SQ930_GPIO_DFL_LED      0x1000
 124
 125 struct ucbus_write_cmd {
 126         u16     bw_addr;
 127         u8      bw_data;
 128 };
 129 struct i2c_write_cmd {
 130         u8      reg;
 131         u16     val;
 132 };
 133
 134 static const struct ucbus_write_cmd icx098bq_start_0[] = {
 135         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf800, 0x02}, {0xf801, 0xce},
 136         {0xf802, 0xc1}, {0xf804, 0x00}, {0xf808, 0x00}, {0xf809, 0x0e},
 137         {0xf80a, 0x01}, {0xf80b, 0xee}, {0xf807, 0x60}, {0xf80c, 0x02},
 138         {0xf80d, 0xf0}, {0xf80e, 0x03}, {0xf80f, 0x0a}, {0xf81c, 0x02},
 139         {0xf81d, 0xf0}, {0xf81e, 0x03}, {0xf81f, 0x0a}, {0xf83a, 0x00},
 140         {0xf83b, 0x10}, {0xf83c, 0x00}, {0xf83d, 0x4e}, {0xf810, 0x04},
 141         {0xf811, 0x00}, {0xf812, 0x02}, {0xf813, 0x10}, {0xf803, 0x00},
 142         {0xf814, 0x01}, {0xf815, 0x18}, {0xf816, 0x00}, {0xf817, 0x48},
 143         {0xf818, 0x00}, {0xf819, 0x25}, {0xf81a, 0x00}, {0xf81b, 0x3c},
 144         {0xf82f, 0x03}, {0xf820, 0xff}, {0xf821, 0x0d}, {0xf822, 0xff},
 145         {0xf823, 0x07}, {0xf824, 0xff}, {0xf825, 0x03}, {0xf826, 0xff},
 146         {0xf827, 0x06}, {0xf828, 0xff}, {0xf829, 0x03}, {0xf82a, 0xff},
 147         {0xf82b, 0x0c}, {0xf82c, 0xfd}, {0xf82d, 0x01}, {0xf82e, 0x00},
 148         {0xf830, 0x00}, {0xf831, 0x47}, {0xf832, 0x00}, {0xf833, 0x00},
 149         {0xf850, 0x00}, {0xf851, 0x00}, {0xf852, 0x00}, {0xf853, 0x24},
 150         {0xf854, 0x00}, {0xf855, 0x18}, {0xf856, 0x00}, {0xf857, 0x3c},
 151         {0xf858, 0x00}, {0xf859, 0x0c}, {0xf85a, 0x00}, {0xf85b, 0x30},
 152         {0xf85c, 0x00}, {0xf85d, 0x0c}, {0xf85e, 0x00}, {0xf85f, 0x30},
 153         {0xf860, 0x00}, {0xf861, 0x48}, {0xf862, 0x01}, {0xf863, 0xdc},
 154         {0xf864, 0xff}, {0xf865, 0x98}, {0xf866, 0xff}, {0xf867, 0xc0},
 155         {0xf868, 0xff}, {0xf869, 0x70}, {0xf86c, 0xff}, {0xf86d, 0x00},
 156         {0xf86a, 0xff}, {0xf86b, 0x48}, {0xf86e, 0xff}, {0xf86f, 0x00},
 157         {0xf870, 0x01}, {0xf871, 0xdb}, {0xf872, 0x01}, {0xf873, 0xfa},
 158         {0xf874, 0x01}, {0xf875, 0xdb}, {0xf876, 0x01}, {0xf877, 0xfa},
 159         {0xf878, 0x0f}, {0xf879, 0x0f}, {0xf87a, 0xff}, {0xf87b, 0xff},
 160         {0xf800, 0x03}
 161 };
 162 static const struct ucbus_write_cmd icx098bq_start_1[] = {
 163         {0xf5f0, 0x00}, {0xf5f1, 0xcd}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 164         {0xf5f4, 0xc0},
 165         {0xf5f0, 0x49}, {0xf5f1, 0xcd}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 166         {0xf5f4, 0xc0},
 167         {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
 168         {0xf5f9, 0x00}
 169 };
 170
 171 static const struct ucbus_write_cmd icx098bq_start_2[] = {
 172         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x82}, {0xf806, 0x00},
 173         {0xf807, 0x7f}, {0xf800, 0x03},
 174         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x40}, {0xf806, 0x00},
 175         {0xf807, 0x7f}, {0xf800, 0x03},
 176         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0xcf}, {0xf806, 0xd0},
 177         {0xf807, 0x7f}, {0xf800, 0x03},
 178         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x00}, {0xf806, 0x00},
 179         {0xf807, 0x7f}, {0xf800, 0x03}
 180 };
 181
 182 static const struct ucbus_write_cmd lz24bp_start_0[] = {
 183         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf800, 0x02}, {0xf801, 0xbe},
 184         {0xf802, 0xc6}, {0xf804, 0x00}, {0xf808, 0x00}, {0xf809, 0x06},
 185         {0xf80a, 0x01}, {0xf80b, 0xfe}, {0xf807, 0x84}, {0xf80c, 0x02},
 186         {0xf80d, 0xf7}, {0xf80e, 0x03}, {0xf80f, 0x0b}, {0xf81c, 0x00},
 187         {0xf81d, 0x49}, {0xf81e, 0x03}, {0xf81f, 0x0b}, {0xf83a, 0x00},
 188         {0xf83b, 0x01}, {0xf83c, 0x00}, {0xf83d, 0x6b}, {0xf810, 0x03},
 189         {0xf811, 0x10}, {0xf812, 0x02}, {0xf813, 0x6f}, {0xf803, 0x00},
 190         {0xf814, 0x00}, {0xf815, 0x44}, {0xf816, 0x00}, {0xf817, 0x48},
 191         {0xf818, 0x00}, {0xf819, 0x25}, {0xf81a, 0x00}, {0xf81b, 0x3c},
 192         {0xf82f, 0x03}, {0xf820, 0xff}, {0xf821, 0x0d}, {0xf822, 0xff},
 193         {0xf823, 0x07}, {0xf824, 0xfd}, {0xf825, 0x07}, {0xf826, 0xf0},
 194         {0xf827, 0x0c}, {0xf828, 0xff}, {0xf829, 0x03}, {0xf82a, 0xff},
 195         {0xf82b, 0x0c}, {0xf82c, 0xfc}, {0xf82d, 0x01}, {0xf82e, 0x00},
 196         {0xf830, 0x00}, {0xf831, 0x47}, {0xf832, 0x00}, {0xf833, 0x00},
 197         {0xf850, 0x00}, {0xf851, 0x00}, {0xf852, 0x00}, {0xf853, 0x24},
 198         {0xf854, 0x00}, {0xf855, 0x0c}, {0xf856, 0x00}, {0xf857, 0x30},
 199         {0xf858, 0x00}, {0xf859, 0x18}, {0xf85a, 0x00}, {0xf85b, 0x3c},
 200         {0xf85c, 0x00}, {0xf85d, 0x18}, {0xf85e, 0x00}, {0xf85f, 0x3c},
 201         {0xf860, 0xff}, {0xf861, 0x37}, {0xf862, 0xff}, {0xf863, 0x1d},
 202         {0xf864, 0xff}, {0xf865, 0x98}, {0xf866, 0xff}, {0xf867, 0xc0},
 203         {0xf868, 0x00}, {0xf869, 0x37}, {0xf86c, 0x02}, {0xf86d, 0x1d},
 204         {0xf86a, 0x00}, {0xf86b, 0x37}, {0xf86e, 0x02}, {0xf86f, 0x1d},
 205         {0xf870, 0x01}, {0xf871, 0xc6}, {0xf872, 0x02}, {0xf873, 0x04},
 206         {0xf874, 0x01}, {0xf875, 0xc6}, {0xf876, 0x02}, {0xf877, 0x04},
 207         {0xf878, 0x0f}, {0xf879, 0x0f}, {0xf87a, 0xff}, {0xf87b, 0xff},
 208         {0xf800, 0x03}
 209 };
 210 static const struct ucbus_write_cmd lz24bp_start_1_gen[] = {
 211         {0xf5f0, 0x00}, {0xf5f1, 0xff}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 212         {0xf5f4, 0xb3},
 213         {0xf5f0, 0x40}, {0xf5f1, 0xff}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 214         {0xf5f4, 0xb3},
 215         {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
 216         {0xf5f9, 0x00}
 217 };
 218
 219 static const struct ucbus_write_cmd lz24bp_start_1_clm[] = {
 220         {0xf5f0, 0x00}, {0xf5f1, 0xff}, {0xf5f2, 0x88}, {0xf5f3, 0x88},
 221         {0xf5f4, 0xc0},
 222         {0xf5f0, 0x40}, {0xf5f1, 0xff}, {0xf5f2, 0x88}, {0xf5f3, 0x88},
 223         {0xf5f4, 0xc0},
 224         {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
 225         {0xf5f9, 0x00}
 226 };
 227
 228 static const struct ucbus_write_cmd lz24bp_start_2[] = {
 229         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x80}, {0xf806, 0x00},
 230         {0xf807, 0x7f}, {0xf800, 0x03},
 231         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x4e}, {0xf806, 0x00},
 232         {0xf807, 0x7f}, {0xf800, 0x03},
 233         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0xc0}, {0xf806, 0x48},
 234         {0xf807, 0x7f}, {0xf800, 0x03},
 235         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x00}, {0xf806, 0x00},
 236         {0xf807, 0x7f}, {0xf800, 0x03}
 237 };
 238
 239 static const struct ucbus_write_cmd mi0360_start_0[] = {
 240         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0xcc}, {0xf333, 0xcc},
 241         {0xf334, 0xcc}, {0xf335, 0xcc}, {0xf33f, 0x00}
 242 };
 243 static const struct i2c_write_cmd mi0360_init_23[] = {
 244         {0x30, 0x0040},         /* reserved - def 0x0005 */
 245         {0x31, 0x0000},         /* reserved - def 0x002a */
 246         {0x34, 0x0100},         /* reserved - def 0x0100 */
 247         {0x3d, 0x068f},         /* reserved - def 0x068f */
 248 };
 249 static const struct i2c_write_cmd mi0360_init_24[] = {
 250         {0x03, 0x01e5},         /* window height */
 251         {0x04, 0x0285},         /* window width */
 252 };
 253 static const struct i2c_write_cmd mi0360_init_25[] = {
 254         {0x35, 0x0020},         /* global gain */
 255         {0x2b, 0x0020},         /* green1 gain */
 256         {0x2c, 0x002a},         /* blue gain */
 257         {0x2d, 0x0028},         /* red gain */
 258         {0x2e, 0x0020},         /* green2 gain */
 259 };
 260 static const struct ucbus_write_cmd mi0360_start_1[] = {
 261         {0xf5f0, 0x11}, {0xf5f1, 0x99}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 262         {0xf5f4, 0xa6},
 263         {0xf5f0, 0x51}, {0xf5f1, 0x99}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 264         {0xf5f4, 0xa6},
 265         {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
 266         {0xf5f9, 0x00}
 267 };
 268 static const struct i2c_write_cmd mi0360_start_2[] = {
 269         {0x62, 0x041d},         /* reserved - def 0x0418 */
 270 };
 271 static const struct i2c_write_cmd mi0360_start_3[] = {
 272         {0x05, 0x007b},         /* horiz blanking */
 273 };
 274 static const struct i2c_write_cmd mi0360_start_4[] = {
 275         {0x05, 0x03f5},         /* horiz blanking */
 276 };
 277
 278 static const struct i2c_write_cmd mt9v111_init_0[] = {
 279         {0x01, 0x0001},         /* select IFP/SOC registers */
 280         {0x06, 0x300c},         /* operating mode control */
 281         {0x08, 0xcc00},         /* output format control (RGB) */
 282         {0x01, 0x0004},         /* select sensor core registers */
 283 };
 284 static const struct i2c_write_cmd mt9v111_init_1[] = {
 285         {0x03, 0x01e5},         /* window height */
 286         {0x04, 0x0285},         /* window width */
 287 };
 288 static const struct i2c_write_cmd mt9v111_init_2[] = {
 289         {0x30, 0x7800},
 290         {0x31, 0x0000},
 291         {0x07, 0x3002},         /* output control */
 292         {0x35, 0x0020},         /* global gain */
 293         {0x2b, 0x0020},         /* green1 gain */
 294         {0x2c, 0x0020},         /* blue gain */
 295         {0x2d, 0x0020},         /* red gain */
 296         {0x2e, 0x0020},         /* green2 gain */
 297 };
 298 static const struct ucbus_write_cmd mt9v111_start_1[] = {
 299         {0xf5f0, 0x11}, {0xf5f1, 0x96}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 300         {0xf5f4, 0xaa},
 301         {0xf5f0, 0x51}, {0xf5f1, 0x96}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 302         {0xf5f4, 0xaa},
 303         {0xf5fa, 0x00}, {0xf5f6, 0x0a}, {0xf5f7, 0x0a}, {0xf5f8, 0x0a},
 304         {0xf5f9, 0x0a}
 305 };
 306 static const struct i2c_write_cmd mt9v111_init_3[] = {
 307         {0x62, 0x0405},
 308 };
 309 static const struct i2c_write_cmd mt9v111_init_4[] = {
 310 /*      {0x05, 0x00ce}, */
 311         {0x05, 0x005d},         /* horizontal blanking */
 312 };
 313
 314 static const struct ucbus_write_cmd ov7660_start_0[] = {
 315         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0x00}, {0xf333, 0xc0},
 316         {0xf334, 0x39}, {0xf335, 0xe7}, {0xf33f, 0x03}
 317 };
 318
 319 static const struct ucbus_write_cmd ov9630_start_0[] = {
 320         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0x00}, {0xf333, 0x00},
 321         {0xf334, 0x3e}, {0xf335, 0xf8}, {0xf33f, 0x03}
 322 };
 323
 324 /* start parameters indexed by [sensor][mode] */
 325 static const struct cap_s {
 326         u8      cc_sizeid;
 327         u8      cc_bytes[32];
 328 } capconfig[4][2] = {
 329         [SENSOR_ICX098BQ] = {
 330                 {2,                             /* Bayer 320x240 */
 331                   {0x05, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee,
 332                    0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 333                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0,
 334                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 335                 {4,                             /* Bayer 640x480 */
 336                   {0x01, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee,
 337                    0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 338                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 339                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 340         },
 341         [SENSOR_LZ24BP] = {
 342                 {2,                             /* Bayer 320x240 */
 343                   {0x05, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xee,
 344                    0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 345                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 346                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 347                 {4,                             /* Bayer 640x480 */
 348                   {0x01, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xee,
 349                    0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 350                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 351                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 352         },
 353         [SENSOR_MI0360] = {
 354                 {2,                             /* Bayer 320x240 */
 355                   {0x05, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
 356                    0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 357                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 358                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 359                 {4,                             /* Bayer 640x480 */
 360                   {0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
 361                    0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 362                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 363                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 364         },
 365         [SENSOR_MT9V111] = {
 366                 {2,                             /* Bayer 320x240 */
 367                   {0x05, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
 368                    0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 369                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 370                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 371                 {4,                             /* Bayer 640x480 */
 372                   {0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
 373                    0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 374                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 375                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 376         },
 377 };
 378
 379 struct sensor_s {
 380         const char *name;
 381         u8 i2c_addr;
 382         u8 i2c_dum;
 383         u8 gpio[5];
 384         u8 cmd_len;
 385         const struct ucbus_write_cmd *cmd;
 386 };
 387
 388 static const struct sensor_s sensor_tb[] = {
 389         [SENSOR_ICX098BQ] = {
 390                 "icx098bp",
 391                 0x00, 0x00,
 392                 {0,
 393                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 394                  SQ930_GPIO_DFL_I2C_SDA,
 395                  0,
 396                  SQ930_GPIO_RSTBAR
 397                 },
 398                 8, icx098bq_start_0
 399             },
 400         [SENSOR_LZ24BP] = {
 401                 "lz24bp",
 402                 0x00, 0x00,
 403                 {0,
 404                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 405                  SQ930_GPIO_DFL_I2C_SDA,
 406                  0,
 407                  SQ930_GPIO_RSTBAR
 408                 },
 409                 8, lz24bp_start_0
 410             },
 411         [SENSOR_MI0360] = {
 412                 "mi0360",
 413                 0x5d, 0x80,
 414                 {SQ930_GPIO_RSTBAR,
 415                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 416                  SQ930_GPIO_DFL_I2C_SDA,
 417                  0,
 418                  0
 419                 },
 420                 7, mi0360_start_0
 421             },
 422         [SENSOR_MT9V111] = {
 423                 "mt9v111",
 424                 0x5c, 0x7f,
 425                 {SQ930_GPIO_RSTBAR,
 426                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 427                  SQ930_GPIO_DFL_I2C_SDA,
 428                  0,
 429                  0
 430                 },
 431                 7, mi0360_start_0
 432             },
 433         [SENSOR_OV7660] = {
 434                 "ov7660",
 435                 0x21, 0x00,
 436                 {0,
 437                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 438                  SQ930_GPIO_DFL_I2C_SDA,
 439                  0,
 440                  SQ930_GPIO_RSTBAR
 441                 },
 442                 7, ov7660_start_0
 443             },
 444         [SENSOR_OV9630] = {
 445                 "ov9630",
 446                 0x30, 0x00,
 447                 {0,
 448                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 449                  SQ930_GPIO_DFL_I2C_SDA,
 450                  0,
 451                  SQ930_GPIO_RSTBAR
 452                 },
 453                 7, ov9630_start_0
 454             },
 455 };
 456
 457 static void reg_r(struct gspca_dev *gspca_dev,
 458                 u16 value, int len)
 459 {
 460         int ret;
 461
 462         if (gspca_dev->usb_err < 0)
 463                 return;
 464         ret = usb_control_msg(gspca_dev->dev,
 465                         usb_rcvctrlpipe(gspca_dev->dev, 0),
 466                         0x0c,
 467                         USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 468                         value, 0, gspca_dev->usb_buf, len,
 469                         500);
 470         if (ret < 0) {
 471                 err("reg_r %04x failed %d", value, ret);
 472                 gspca_dev->usb_err = ret;
 473         }
 474 }
 475
 476 static void reg_w(struct gspca_dev *gspca_dev, u16 value, u16 index)
 477 {
 478         int ret;
 479
 480         if (gspca_dev->usb_err < 0)
 481                 return;
 482         PDEBUG(D_USBO, "reg_w v: %04x i: %04x", value, index);
 483         ret = usb_control_msg(gspca_dev->dev,
 484                         usb_sndctrlpipe(gspca_dev->dev, 0),
 485                         0x0c,                   /* request */
 486                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 487                         value, index, NULL, 0,
 488                         500);
 489         msleep(30);
 490         if (ret < 0) {
 491                 err("reg_w %04x %04x failed %d", value, index, ret);
 492                 gspca_dev->usb_err = ret;
 493         }
 494 }
 495
 496 static void reg_wb(struct gspca_dev *gspca_dev, u16 value, u16 index,
 497                 const u8 *data, int len)
 498 {
 499         int ret;
 500
 501         if (gspca_dev->usb_err < 0)
 502                 return;
 503         PDEBUG(D_USBO, "reg_wb v: %04x i: %04x %02x...%02x",
 504                         value, index, *data, data[len - 1]);
 505         memcpy(gspca_dev->usb_buf, data, len);
 506         ret = usb_control_msg(gspca_dev->dev,
 507                         usb_sndctrlpipe(gspca_dev->dev, 0),
 508                         0x0c,                   /* request */
 509                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 510                         value, index, gspca_dev->usb_buf, len,
 511                         1000);
 512         msleep(30);
 513         if (ret < 0) {
 514                 err("reg_wb %04x %04x failed %d", value, index, ret);
 515                 gspca_dev->usb_err = ret;
 516         }
 517 }
 518
 519 static void i2c_write(struct sd *sd,
 520                         const struct i2c_write_cmd *cmd,
 521                         int ncmds)
 522 {
 523         struct gspca_dev *gspca_dev = &sd->gspca_dev;
 524         const struct sensor_s *sensor;
 525         u16 val, idx;
 526         u8 *buf;
 527         int ret;
 528
 529         if (gspca_dev->usb_err < 0)
 530                 return;
 531
 532         sensor = &sensor_tb[sd->sensor];
 533
 534         val = (sensor->i2c_addr << 8) | SQ930_CTRL_I2C_IO;
 535         idx = (cmd->val & 0xff00) | cmd->reg;
 536
 537         buf = gspca_dev->usb_buf;
 538         *buf++ = sensor->i2c_dum;
 539         *buf++ = cmd->val;
 540
 541         while (--ncmds > 0) {
 542                 cmd++;
 543                 *buf++ = cmd->reg;
 544                 *buf++ = cmd->val >> 8;
 545                 *buf++ = sensor->i2c_dum;
 546                 *buf++ = cmd->val;
 547         }
 548
 549         PDEBUG(D_USBO, "i2c_w v: %04x i: %04x %02x...%02x",
 550                         val, idx, gspca_dev->usb_buf[0], buf[-1]);
 551         ret = usb_control_msg(gspca_dev->dev,
 552                         usb_sndctrlpipe(gspca_dev->dev, 0),
 553                         0x0c,                   /* request */
 554                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 555                         val, idx,
 556                         gspca_dev->usb_buf, buf - gspca_dev->usb_buf,
 557                         500);
 558         if (ret < 0) {
 559                 err("i2c_write failed %d", ret);
 560                 gspca_dev->usb_err = ret;
 561         }
 562 }
 563
 564 static void ucbus_write(struct gspca_dev *gspca_dev,
 565                         const struct ucbus_write_cmd *cmd,
 566                         int ncmds,
 567                         int batchsize)
 568 {
 569         u8 *buf;
 570         u16 val, idx;
 571         int len, ret;
 572
 573         if (gspca_dev->usb_err < 0)
 574                 return;
 575
 576 #ifdef GSPCA_DEBUG
 577         if ((batchsize - 1) * 3 > USB_BUF_SZ) {
 578                 err("Bug: usb_buf overflow");
 579                 gspca_dev->usb_err = -ENOMEM;
 580                 return;
 581         }
 582 #endif
 583
 584         for (;;) {
 585                 len = ncmds;
 586                 if (len > batchsize)
 587                         len = batchsize;
 588                 ncmds -= len;
 589
 590                 val = (cmd->bw_addr << 8) | SQ930_CTRL_UCBUS_IO;
 591                 idx = (cmd->bw_data << 8) | (cmd->bw_addr >> 8);
 592
 593                 buf = gspca_dev->usb_buf;
 594                 while (--len > 0) {
 595                         cmd++;
 596                         *buf++ = cmd->bw_addr;
 597                         *buf++ = cmd->bw_addr >> 8;
 598                         *buf++ = cmd->bw_data;
 599                 }
 600                 if (buf != gspca_dev->usb_buf)
 601                         PDEBUG(D_USBO, "ucbus v: %04x i: %04x %02x...%02x",
 602                                         val, idx,
 603                                         gspca_dev->usb_buf[0], buf[-1]);
 604                 else
 605                         PDEBUG(D_USBO, "ucbus v: %04x i: %04x",
 606                                         val, idx);
 607                 ret = usb_control_msg(gspca_dev->dev,
 608                                 usb_sndctrlpipe(gspca_dev->dev, 0),
 609                                 0x0c,                   /* request */
 610                            USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 611                                 val, idx,
 612                                 gspca_dev->usb_buf, buf - gspca_dev->usb_buf,
 613                                 500);
 614                 if (ret < 0) {
 615                         err("ucbus_write failed %d", ret);
 616                         gspca_dev->usb_err = ret;
 617                         return;
 618                 }
 619                 msleep(30);
 620                 if (ncmds <= 0)
 621                         break;
 622                 cmd++;
 623         }
 624 }
 625
 626 static void gpio_set(struct sd *sd, u16 val, u16 mask)
 627 {
 628         struct gspca_dev *gspca_dev = &sd->gspca_dev;
 629
 630         if (mask & 0x00ff) {
 631                 sd->gpio[0] &= ~mask;
 632                 sd->gpio[0] |= val;
 633                 reg_w(gspca_dev, 0x0100 | SQ930_CTRL_GPIO,
 634                         ~sd->gpio[0] << 8);
 635         }
 636         mask >>= 8;
 637         val >>= 8;
 638         if (mask) {
 639                 sd->gpio[1] &= ~mask;
 640                 sd->gpio[1] |= val;
 641                 reg_w(gspca_dev, 0x0300 | SQ930_CTRL_GPIO,
 642                         ~sd->gpio[1] << 8);
 643         }
 644 }
 645
 646 static void gpio_init(struct sd *sd,
 647                         const u8 *gpio)
 648 {
 649         gpio_set(sd, *gpio++, 0x000f);
 650         gpio_set(sd, *gpio++, 0x000f);
 651         gpio_set(sd, *gpio++, 0x000f);
 652         gpio_set(sd, *gpio++, 0x000f);
 653         gpio_set(sd, *gpio, 0x000f);
 654 }
 655
 656 static void bridge_init(struct sd *sd)
 657 {
 658         static const struct ucbus_write_cmd clkfreq_cmd = {
 659                                 0xf031, 0       /* SQ930_CLKFREQ_60MHZ */
 660         };
 661
 662         ucbus_write(&sd->gspca_dev, &clkfreq_cmd, 1, 1);
 663
 664         gpio_set(sd, SQ930_GPIO_POWER, 0xff00);
 665 }
 666
 667 static void cmos_probe(struct gspca_dev *gspca_dev)
 668 {
 669         struct sd *sd = (struct sd *) gspca_dev;
 670         int i;
 671         const struct sensor_s *sensor;
 672         static const u8 probe_order[] = {
 673 /*              SENSOR_LZ24BP,          (tested as ccd) */
 674                 SENSOR_OV9630,
 675                 SENSOR_MI0360,
 676                 SENSOR_OV7660,
 677                 SENSOR_MT9V111,
 678         };
 679
 680         for (i = 0; i < ARRAY_SIZE(probe_order); i++) {
 681                 sensor = &sensor_tb[probe_order[i]];
 682                 ucbus_write(&sd->gspca_dev, sensor->cmd, sensor->cmd_len, 8);
 683                 gpio_init(sd, sensor->gpio);
 684                 msleep(100);
 685                 reg_r(gspca_dev, (sensor->i2c_addr << 8) | 0x001c, 1);
 686                 msleep(100);
 687                 if (gspca_dev->usb_buf[0] != 0)
 688                         break;
 689         }
 690         if (i >= ARRAY_SIZE(probe_order))
 691                 err("Unknown sensor");
 692         else
 693                 sd->sensor = probe_order[i];
 694 }
 695
 696 static void mt9v111_init(struct gspca_dev *gspca_dev)
 697 {
 698         int i, nwait;
 699         static const u8 cmd_001b[] = {
 700                 0x00, 0x3b, 0xf6, 0x01, 0x03, 0x02, 0x00, 0x00,
 701                 0x00, 0x00, 0x00
 702         };
 703         static const u8 cmd_011b[][7] = {
 704                 {0x10, 0x01, 0x66, 0x08, 0x00, 0x00, 0x00},
 705                 {0x01, 0x00, 0x1a, 0x04, 0x00, 0x00, 0x00},
 706                 {0x20, 0x00, 0x10, 0x04, 0x00, 0x00, 0x00},
 707                 {0x02, 0x01, 0xae, 0x01, 0x00, 0x00, 0x00},
 708         };
 709
 710         reg_wb(gspca_dev, 0x001b, 0x0000, cmd_001b, sizeof cmd_001b);
 711         for (i = 0; i < ARRAY_SIZE(cmd_011b); i++) {
 712                 reg_wb(gspca_dev, 0x001b, 0x0000, cmd_011b[i],
 713                                 ARRAY_SIZE(cmd_011b[0]));
 714                 msleep(400);
 715                 nwait = 20;
 716                 for (;;) {
 717                         reg_r(gspca_dev, 0x031b, 1);
 718                         if (gspca_dev->usb_buf[0] == 0
 719                          || gspca_dev->usb_err != 0)
 720                                 break;
 721                         if (--nwait < 0) {
 722                                 PDEBUG(D_PROBE, "mt9v111_init timeout");
 723                                 gspca_dev->usb_err = -ETIME;
 724                                 return;
 725                         }
 726                         msleep(50);
 727                 }
 728         }
 729 }
 730
 731 static void global_init(struct sd *sd, int first_time)
 732 {
 733         switch (sd->sensor) {
 734         case SENSOR_ICX098BQ:
 735                 if (first_time)
 736                         ucbus_write(&sd->gspca_dev,
 737                                         icx098bq_start_0,
 738                                         8, 8);
 739                 gpio_init(sd, sensor_tb[sd->sensor].gpio);
 740                 break;
 741         case SENSOR_LZ24BP:
 742                 if (sd->type != Creative_live_motion)
 743                         gpio_set(sd, SQ930_GPIO_EXTRA1, 0x00ff);
 744                 else
 745                         gpio_set(sd, 0, 0x00ff);
 746                 msleep(50);
 747                 if (first_time)
 748                         ucbus_write(&sd->gspca_dev,
 749                                         lz24bp_start_0,
 750                                         8, 8);
 751                 gpio_init(sd, sensor_tb[sd->sensor].gpio);
 752                 break;
 753         case SENSOR_MI0360:
 754                 if (first_time)
 755                         ucbus_write(&sd->gspca_dev,
 756                                         mi0360_start_0,
 757                                         ARRAY_SIZE(mi0360_start_0),
 758                                         8);
 759                 gpio_init(sd, sensor_tb[sd->sensor].gpio);
 760                 gpio_set(sd, SQ930_GPIO_EXTRA2, SQ930_GPIO_EXTRA2);
 761                 break;
 762         default:
 763 /*      case SENSOR_MT9V111: */
 764                 if (first_time)
 765                         mt9v111_init(&sd->gspca_dev);
 766                 else
 767                         gpio_init(sd, sensor_tb[sd->sensor].gpio);
 768                 break;
 769         }
 770 }
 771
 772 static void lz24bp_ppl(struct sd *sd, u16 ppl)
 773 {
 774         struct ucbus_write_cmd cmds[2] = {
 775                 {0xf810, ppl >> 8},
 776                 {0xf811, ppl}
 777         };
 778
 779         ucbus_write(&sd->gspca_dev, cmds, ARRAY_SIZE(cmds), 2);
 780 }
 781
 782 static void setexposure(struct gspca_dev *gspca_dev)
 783 {
 784         struct sd *sd = (struct sd *) gspca_dev;
 785         int i, integclks, intstartclk, frameclks, min_frclk;
 786         const struct sensor_s *sensor;
 787         u16 cmd;
 788         u8 buf[15];
 789
 790         integclks = sd->expo;
 791         i = 0;
 792         cmd = SQ930_CTRL_SET_EXPOSURE;
 793
 794         switch (sd->sensor) {
 795         case SENSOR_ICX098BQ:                   /* ccd */
 796         case SENSOR_LZ24BP:
 797                 min_frclk = sd->sensor == SENSOR_ICX098BQ ? 0x210 : 0x26f;
 798                 if (integclks >= min_frclk) {
 799                         intstartclk = 0;
 800                         frameclks = integclks;
 801                 } else {
 802                         intstartclk = min_frclk - integclks;
 803                         frameclks = min_frclk;
 804                 }
 805                 buf[i++] = intstartclk >> 8;
 806                 buf[i++] = intstartclk;
 807                 buf[i++] = frameclks >> 8;
 808                 buf[i++] = frameclks;
 809                 buf[i++] = sd->gain;
 810                 break;
 811         default:                                /* cmos */
 812 /*      case SENSOR_MI0360: */
 813 /*      case SENSOR_MT9V111: */
 814                 cmd |= 0x0100;
 815                 sensor = &sensor_tb[sd->sensor];
 816                 buf[i++] = sensor->i2c_addr;    /* i2c_slave_addr */
 817                 buf[i++] = 0x08;        /* 2 * ni2c */
 818                 buf[i++] = 0x09;        /* reg = shutter width */
 819                 buf[i++] = integclks >> 8; /* val H */
 820                 buf[i++] = sensor->i2c_dum;
 821                 buf[i++] = integclks;   /* val L */
 822                 buf[i++] = 0x35;        /* reg = global gain */
 823                 buf[i++] = 0x00;        /* val H */
 824                 buf[i++] = sensor->i2c_dum;
 825                 buf[i++] = 0x80 + sd->gain / 2; /* val L */
 826                 buf[i++] = 0x00;
 827                 buf[i++] = 0x00;
 828                 buf[i++] = 0x00;
 829                 buf[i++] = 0x00;
 830                 buf[i++] = 0x83;
 831                 break;
 832         }
 833         reg_wb(gspca_dev, cmd, 0, buf, i);
 834 }
 835
 836 /* This function is called at probe time just before sd_init */
 837 static int sd_config(struct gspca_dev *gspca_dev,
 838                 const struct usb_device_id *id)
 839 {
 840         struct sd *sd = (struct sd *) gspca_dev;
 841         struct cam *cam = &gspca_dev->cam;
 842
 843         sd->sensor = id->driver_info >> 8;
 844         sd->type = id->driver_info;
 845
 846         cam->cam_mode = vga_mode;
 847         cam->nmodes = ARRAY_SIZE(vga_mode);
 848
 849         cam->bulk = 1;
 850
 851         sd->gain = GAIN_DEF;
 852         sd->expo = EXPO_DEF;
 853
 854         return 0;
 855 }
 856
 857 /* this function is called at probe and resume time */
 858 static int sd_init(struct gspca_dev *gspca_dev)
 859 {
 860         struct sd *sd = (struct sd *) gspca_dev;
 861
 862         sd->gpio[0] = sd->gpio[1] = 0xff;       /* force gpio rewrite */
 863
 864 /*fixme: is this needed for icx098bp and mi0360?
 865         if (sd->sensor != SENSOR_LZ24BP)
 866                 reg_w(gspca_dev, SQ930_CTRL_RESET, 0x0000);
 867  */
 868
 869         reg_r(gspca_dev, SQ930_CTRL_GET_DEV_INFO, 8);
 870 /* it returns:
 871  * 03 00 12 93 0b f6 c9 00      live! ultra
 872  * 03 00 07 93 0b f6 ca 00      live! ultra for notebook
 873  * 03 00 12 93 0b fe c8 00      Trust WB-3500T
 874  * 02 00 06 93 0b fe c8 00      Joy-IT 318S
 875  * 03 00 12 93 0b f6 cf 00      icam tracer - sensor icx098bq
 876  * 02 00 12 93 0b fe cf 00      ProQ Motion Webcam
 877  *
 878  * byte
 879  * 0: 02 = usb 1.0 (12Mbit) / 03 = usb2.0 (480Mbit)
 880  * 1: 00
 881  * 2: 06 / 07 / 12 = mode webcam? firmware??
 882  * 3: 93 chip = 930b (930b or 930c)
 883  * 4: 0b
 884  * 5: f6 = cdd (icx098bq, lz24bp) / fe or de = cmos (i2c) (other sensors)
 885  * 6: c8 / c9 / ca / cf = mode webcam?, sensor? webcam?
 886  * 7: 00
 887  */
 888         PDEBUG(D_PROBE, "info: %02x %02x %02x %02x %02x %02x %02x %02x",
 889                         gspca_dev->usb_buf[0],
 890                         gspca_dev->usb_buf[1],
 891                         gspca_dev->usb_buf[2],
 892                         gspca_dev->usb_buf[3],
 893                         gspca_dev->usb_buf[4],
 894                         gspca_dev->usb_buf[5],
 895                         gspca_dev->usb_buf[6],
 896                         gspca_dev->usb_buf[7]);
 897
 898         bridge_init(sd);
 899
 900         if (sd->sensor == SENSOR_MI0360) {
 901
 902                 /* no sensor probe for icam tracer */
 903                 if (gspca_dev->usb_buf[5] == 0xf6)      /* if CMOS */
 904                         sd->sensor = SENSOR_ICX098BQ;
 905                 else
 906                         cmos_probe(gspca_dev);
 907         }
 908
 909         PDEBUG(D_PROBE, "Sensor %s", sensor_tb[sd->sensor].name);
 910
 911         global_init(sd, 1);
 912         return gspca_dev->usb_err;
 913 }
 914
 915 /* send the start/stop commands to the webcam */
 916 static void send_start(struct gspca_dev *gspca_dev)
 917 {
 918         struct sd *sd = (struct sd *) gspca_dev;
 919         const struct cap_s *cap;
 920         int mode;
 921
 922         mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
 923         cap = &capconfig[sd->sensor][mode];
 924         reg_wb(gspca_dev, 0x0900 | SQ930_CTRL_CAP_START,
 925                         0x0a00 | cap->cc_sizeid,
 926                         cap->cc_bytes, 32);
 927 }
 928
 929 static void send_stop(struct gspca_dev *gspca_dev)
 930 {
 931         reg_w(gspca_dev, SQ930_CTRL_CAP_STOP, 0);
 932 }
 933
 934 /* function called at start time before URB creation */
 935 static int sd_isoc_init(struct gspca_dev *gspca_dev)
 936 {
 937         struct sd *sd = (struct sd *) gspca_dev;
 938
 939         gspca_dev->cam.bulk_nurbs = 1;  /* there must be one URB only */
 940         sd->do_ctrl = 0;
 941         gspca_dev->cam.bulk_size = gspca_dev->width * gspca_dev->height + 8;
 942         return 0;
 943 }
 944
 945 /* start the capture */
 946 static int sd_start(struct gspca_dev *gspca_dev)
 947 {
 948         struct sd *sd = (struct sd *) gspca_dev;
 949         int mode;
 950
 951         bridge_init(sd);
 952         global_init(sd, 0);
 953         msleep(100);
 954
 955         switch (sd->sensor) {
 956         case SENSOR_ICX098BQ:
 957                 ucbus_write(gspca_dev, icx098bq_start_0,
 958                                 ARRAY_SIZE(icx098bq_start_0),
 959                                 8);
 960                 ucbus_write(gspca_dev, icx098bq_start_1,
 961                                 ARRAY_SIZE(icx098bq_start_1),
 962                                 5);
 963                 ucbus_write(gspca_dev, icx098bq_start_2,
 964                                 ARRAY_SIZE(icx098bq_start_2),
 965                                 6);
 966                 msleep(50);
 967
 968                 /* 1st start */
 969                 send_start(gspca_dev);
 970                 gpio_set(sd, SQ930_GPIO_EXTRA2 | SQ930_GPIO_RSTBAR, 0x00ff);
 971                 msleep(70);
 972                 reg_w(gspca_dev, SQ930_CTRL_CAP_STOP, 0x0000);
 973                 gpio_set(sd, 0x7f, 0x00ff);
 974
 975                 /* 2nd start */
 976                 send_start(gspca_dev);
 977                 gpio_set(sd, SQ930_GPIO_EXTRA2 | SQ930_GPIO_RSTBAR, 0x00ff);
 978                 goto out;
 979         case SENSOR_LZ24BP:
 980                 ucbus_write(gspca_dev, lz24bp_start_0,
 981                                 ARRAY_SIZE(lz24bp_start_0),
 982                                 8);
 983                 if (sd->type != Creative_live_motion)
 984                         ucbus_write(gspca_dev, lz24bp_start_1_gen,
 985                                         ARRAY_SIZE(lz24bp_start_1_gen),
 986                                         5);
 987                 else
 988                         ucbus_write(gspca_dev, lz24bp_start_1_clm,
 989                                         ARRAY_SIZE(lz24bp_start_1_clm),
 990                                         5);
 991                 ucbus_write(gspca_dev, lz24bp_start_2,
 992                                 ARRAY_SIZE(lz24bp_start_2),
 993                                 6);
 994                 mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
 995                 lz24bp_ppl(sd, mode == 1 ? 0x0564 : 0x0310);
 996                 msleep(10);
 997                 break;
 998         case SENSOR_MI0360:
 999                 ucbus_write(gspca_dev, mi0360_start_0,
1000                                 ARRAY_SIZE(mi0360_start_0),
1001                                 8);
1002                 i2c_write(sd, mi0360_init_23,
1003                                 ARRAY_SIZE(mi0360_init_23));
1004                 i2c_write(sd, mi0360_init_24,
1005                                 ARRAY_SIZE(mi0360_init_24));
1006                 i2c_write(sd, mi0360_init_25,
1007                                 ARRAY_SIZE(mi0360_init_25));
1008                 ucbus_write(gspca_dev, mi0360_start_1,
1009                                 ARRAY_SIZE(mi0360_start_1),
1010                                 5);
1011                 i2c_write(sd, mi0360_start_2,
1012                                 ARRAY_SIZE(mi0360_start_2));
1013                 i2c_write(sd, mi0360_start_3,
1014                                 ARRAY_SIZE(mi0360_start_3));
1015
1016                 /* 1st start */
1017                 send_start(gspca_dev);
1018                 msleep(60);
1019                 send_stop(gspca_dev);
1020
1021                 i2c_write(sd,
1022                         mi0360_start_4, ARRAY_SIZE(mi0360_start_4));
1023                 break;
1024         default:
1025 /*      case SENSOR_MT9V111: */
1026                 ucbus_write(gspca_dev, mi0360_start_0,
1027                                 ARRAY_SIZE(mi0360_start_0),
1028                                 8);
1029                 i2c_write(sd, mt9v111_init_0,
1030                                 ARRAY_SIZE(mt9v111_init_0));
1031                 i2c_write(sd, mt9v111_init_1,
1032                                 ARRAY_SIZE(mt9v111_init_1));
1033                 i2c_write(sd, mt9v111_init_2,
1034                                 ARRAY_SIZE(mt9v111_init_2));
1035                 ucbus_write(gspca_dev, mt9v111_start_1,
1036                                 ARRAY_SIZE(mt9v111_start_1),
1037                                 5);
1038                 i2c_write(sd, mt9v111_init_3,
1039                                 ARRAY_SIZE(mt9v111_init_3));
1040                 i2c_write(sd, mt9v111_init_4,
1041                                 ARRAY_SIZE(mt9v111_init_4));
1042                 break;
1043         }
1044
1045         send_start(gspca_dev);
1046 out:
1047         msleep(1000);
1048
1049         if (sd->sensor == SENSOR_MT9V111)
1050                 gpio_set(sd, SQ930_GPIO_DFL_LED, SQ930_GPIO_DFL_LED);
1051
1052         sd->do_ctrl = 1;        /* set the exposure */
1053
1054         return gspca_dev->usb_err;
1055 }
1056
1057 static void sd_stopN(struct gspca_dev *gspca_dev)
1058 {
1059         struct sd *sd = (struct sd *) gspca_dev;
1060
1061         if (sd->sensor == SENSOR_MT9V111)
1062                 gpio_set(sd, 0, SQ930_GPIO_DFL_LED);
1063         send_stop(gspca_dev);
1064 }
1065
1066 /* function called when the application gets a new frame */
1067 /* It sets the exposure if required and restart the bulk transfer. */
1068 static void sd_dq_callback(struct gspca_dev *gspca_dev)
1069 {
1070         struct sd *sd = (struct sd *) gspca_dev;
1071         int ret;
1072
1073         if (!sd->do_ctrl || gspca_dev->cam.bulk_nurbs != 0)
1074                 return;
1075         sd->do_ctrl = 0;
1076
1077         setexposure(gspca_dev);
1078
1079         gspca_dev->cam.bulk_nurbs = 1;
1080         ret = usb_submit_urb(gspca_dev->urb[0], GFP_ATOMIC);
1081         if (ret < 0)
1082                 err("sd_dq_callback() err %d", ret);
1083
1084         /* wait a little time, otherwise the webcam crashes */
1085         msleep(100);
1086 }
1087
1088 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1089                         u8 *data,               /* isoc packet */
1090                         int len)                /* iso packet length */
1091 {
1092         struct sd *sd = (struct sd *) gspca_dev;
1093
1094         if (sd->do_ctrl)
1095                 gspca_dev->cam.bulk_nurbs = 0;
1096         gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0);
1097         gspca_frame_add(gspca_dev, INTER_PACKET, data, len - 8);
1098         gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
1099 }
1100
1101 static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val)
1102 {
1103         struct sd *sd = (struct sd *) gspca_dev;
1104
1105         sd->gain = val;
1106         if (gspca_dev->streaming)
1107                 sd->do_ctrl = 1;
1108         return 0;
1109 }
1110
1111 static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val)
1112 {
1113         struct sd *sd = (struct sd *) gspca_dev;
1114
1115         *val = sd->gain;
1116         return 0;
1117 }
1118 static int sd_setexpo(struct gspca_dev *gspca_dev, __s32 val)
1119 {
1120         struct sd *sd = (struct sd *) gspca_dev;
1121
1122         sd->expo = val;
1123         if (gspca_dev->streaming)
1124                 sd->do_ctrl = 1;
1125         return 0;
1126 }
1127
1128 static int sd_getexpo(struct gspca_dev *gspca_dev, __s32 *val)
1129 {
1130         struct sd *sd = (struct sd *) gspca_dev;
1131
1132         *val = sd->expo;
1133         return 0;
1134 }
1135
1136 /* sub-driver description */
1137 static const struct sd_desc sd_desc = {
1138         .name   = MODULE_NAME,
1139         .ctrls = sd_ctrls,
1140         .nctrls = ARRAY_SIZE(sd_ctrls),
1141         .config = sd_config,
1142         .init   = sd_init,
1143         .isoc_init = sd_isoc_init,
1144         .start  = sd_start,
1145         .stopN  = sd_stopN,
1146         .pkt_scan = sd_pkt_scan,
1147         .dq_callback = sd_dq_callback,
1148 };
1149
1150 /* Table of supported USB devices */
1151 #define ST(sensor, type) \
1152         .driver_info = (SENSOR_ ## sensor << 8) \
1153                         | (type)
1154 static const __devinitdata struct usb_device_id device_table[] = {
1155         {USB_DEVICE(0x041e, 0x4038), ST(MI0360, 0)},
1156         {USB_DEVICE(0x041e, 0x403c), ST(LZ24BP, 0)},
1157         {USB_DEVICE(0x041e, 0x403d), ST(LZ24BP, 0)},
1158         {USB_DEVICE(0x041e, 0x4041), ST(LZ24BP, Creative_live_motion)},
1159         {USB_DEVICE(0x2770, 0x930b), ST(MI0360, 0)},
1160         {USB_DEVICE(0x2770, 0x930c), ST(MI0360, 0)},
1161         {}
1162 };
1163 MODULE_DEVICE_TABLE(usb, device_table);
1164
1165
1166 /* -- device connect -- */
1167 static int sd_probe(struct usb_interface *intf,
1168                 const struct usb_device_id *id)
1169 {
1170         return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1171                         THIS_MODULE);
1172 }
1173
1174 static struct usb_driver sd_driver = {
1175         .name       = MODULE_NAME,
1176         .id_table   = device_table,
1177         .probe      = sd_probe,
1178         .disconnect = gspca_disconnect,
1179 #ifdef CONFIG_PM
1180         .suspend    = gspca_suspend,
1181         .resume     = gspca_resume,
1182 #endif
1183 };
1184
1185 /* -- module insert / remove -- */
1186 static int __init sd_mod_init(void)
1187 {
1188         return usb_register(&sd_driver);
1189 }
1190 static void __exit sd_mod_exit(void)
1191 {
1192         usb_deregister(&sd_driver);
1193 }
1194
1195 module_init(sd_mod_init);
1196 module_exit(sd_mod_exit);