kernel/drivers/media/usb/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 pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  24
  25 #define MODULE_NAME "sq930x"
  26
  27 #include "gspca.h"
  28
  29 MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>\n"
  30                 "Gerard Klaver <gerard at gkall dot hobby dot nl\n"
  31                 "Sam Revitch <samr7@cs.washington.edu>");
  32 MODULE_DESCRIPTION("GSPCA/SQ930x USB Camera Driver");
  33 MODULE_LICENSE("GPL");
  34
  35 /* Structure to hold all of our device specific stuff */
  36 struct sd {
  37         struct gspca_dev gspca_dev;     /* !! must be the first item */
  38
  39         struct { /* exposure/gain control cluster */
  40                 struct v4l2_ctrl *exposure;
  41                 struct v4l2_ctrl *gain;
  42         };
  43
  44         u8 do_ctrl;
  45         u8 gpio[2];
  46         u8 sensor;
  47         u8 type;
  48 #define Generic 0
  49 #define Creative_live_motion 1
  50 };
  51 enum sensors {
  52         SENSOR_ICX098BQ,
  53         SENSOR_LZ24BP,
  54         SENSOR_MI0360,
  55         SENSOR_MT9V111,         /* = MI360SOC */
  56         SENSOR_OV7660,
  57         SENSOR_OV9630,
  58 };
  59
  60 static struct v4l2_pix_format vga_mode[] = {
  61         {320, 240, V4L2_PIX_FMT_SRGGB8, V4L2_FIELD_NONE,
  62                 .bytesperline = 320,
  63                 .sizeimage = 320 * 240,
  64                 .colorspace = V4L2_COLORSPACE_SRGB,
  65                 .priv = 0},
  66         {640, 480, V4L2_PIX_FMT_SRGGB8, V4L2_FIELD_NONE,
  67                 .bytesperline = 640,
  68                 .sizeimage = 640 * 480,
  69                 .colorspace = V4L2_COLORSPACE_SRGB,
  70                 .priv = 1},
  71 };
  72
  73 /* sq930x registers */
  74 #define SQ930_CTRL_UCBUS_IO     0x0001
  75 #define SQ930_CTRL_I2C_IO       0x0002
  76 #define SQ930_CTRL_GPIO         0x0005
  77 #define SQ930_CTRL_CAP_START    0x0010
  78 #define SQ930_CTRL_CAP_STOP     0x0011
  79 #define SQ930_CTRL_SET_EXPOSURE 0x001d
  80 #define SQ930_CTRL_RESET        0x001e
  81 #define SQ930_CTRL_GET_DEV_INFO 0x001f
  82
  83 /* gpio 1 (8..15) */
  84 #define SQ930_GPIO_DFL_I2C_SDA  0x0001
  85 #define SQ930_GPIO_DFL_I2C_SCL  0x0002
  86 #define SQ930_GPIO_RSTBAR       0x0004
  87 #define SQ930_GPIO_EXTRA1       0x0040
  88 #define SQ930_GPIO_EXTRA2       0x0080
  89 /* gpio 3 (24..31) */
  90 #define SQ930_GPIO_POWER        0x0200
  91 #define SQ930_GPIO_DFL_LED      0x1000
  92
  93 struct ucbus_write_cmd {
  94         u16     bw_addr;
  95         u8      bw_data;
  96 };
  97 struct i2c_write_cmd {
  98         u8      reg;
  99         u16     val;
 100 };
 101
 102 static const struct ucbus_write_cmd icx098bq_start_0[] = {
 103         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf800, 0x02}, {0xf801, 0xce},
 104         {0xf802, 0xc1}, {0xf804, 0x00}, {0xf808, 0x00}, {0xf809, 0x0e},
 105         {0xf80a, 0x01}, {0xf80b, 0xee}, {0xf807, 0x60}, {0xf80c, 0x02},
 106         {0xf80d, 0xf0}, {0xf80e, 0x03}, {0xf80f, 0x0a}, {0xf81c, 0x02},
 107         {0xf81d, 0xf0}, {0xf81e, 0x03}, {0xf81f, 0x0a}, {0xf83a, 0x00},
 108         {0xf83b, 0x10}, {0xf83c, 0x00}, {0xf83d, 0x4e}, {0xf810, 0x04},
 109         {0xf811, 0x00}, {0xf812, 0x02}, {0xf813, 0x10}, {0xf803, 0x00},
 110         {0xf814, 0x01}, {0xf815, 0x18}, {0xf816, 0x00}, {0xf817, 0x48},
 111         {0xf818, 0x00}, {0xf819, 0x25}, {0xf81a, 0x00}, {0xf81b, 0x3c},
 112         {0xf82f, 0x03}, {0xf820, 0xff}, {0xf821, 0x0d}, {0xf822, 0xff},
 113         {0xf823, 0x07}, {0xf824, 0xff}, {0xf825, 0x03}, {0xf826, 0xff},
 114         {0xf827, 0x06}, {0xf828, 0xff}, {0xf829, 0x03}, {0xf82a, 0xff},
 115         {0xf82b, 0x0c}, {0xf82c, 0xfd}, {0xf82d, 0x01}, {0xf82e, 0x00},
 116         {0xf830, 0x00}, {0xf831, 0x47}, {0xf832, 0x00}, {0xf833, 0x00},
 117         {0xf850, 0x00}, {0xf851, 0x00}, {0xf852, 0x00}, {0xf853, 0x24},
 118         {0xf854, 0x00}, {0xf855, 0x18}, {0xf856, 0x00}, {0xf857, 0x3c},
 119         {0xf858, 0x00}, {0xf859, 0x0c}, {0xf85a, 0x00}, {0xf85b, 0x30},
 120         {0xf85c, 0x00}, {0xf85d, 0x0c}, {0xf85e, 0x00}, {0xf85f, 0x30},
 121         {0xf860, 0x00}, {0xf861, 0x48}, {0xf862, 0x01}, {0xf863, 0xdc},
 122         {0xf864, 0xff}, {0xf865, 0x98}, {0xf866, 0xff}, {0xf867, 0xc0},
 123         {0xf868, 0xff}, {0xf869, 0x70}, {0xf86c, 0xff}, {0xf86d, 0x00},
 124         {0xf86a, 0xff}, {0xf86b, 0x48}, {0xf86e, 0xff}, {0xf86f, 0x00},
 125         {0xf870, 0x01}, {0xf871, 0xdb}, {0xf872, 0x01}, {0xf873, 0xfa},
 126         {0xf874, 0x01}, {0xf875, 0xdb}, {0xf876, 0x01}, {0xf877, 0xfa},
 127         {0xf878, 0x0f}, {0xf879, 0x0f}, {0xf87a, 0xff}, {0xf87b, 0xff},
 128         {0xf800, 0x03}
 129 };
 130 static const struct ucbus_write_cmd icx098bq_start_1[] = {
 131         {0xf5f0, 0x00}, {0xf5f1, 0xcd}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 132         {0xf5f4, 0xc0},
 133         {0xf5f0, 0x49}, {0xf5f1, 0xcd}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 134         {0xf5f4, 0xc0},
 135         {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
 136         {0xf5f9, 0x00}
 137 };
 138
 139 static const struct ucbus_write_cmd icx098bq_start_2[] = {
 140         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x82}, {0xf806, 0x00},
 141         {0xf807, 0x7f}, {0xf800, 0x03},
 142         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x40}, {0xf806, 0x00},
 143         {0xf807, 0x7f}, {0xf800, 0x03},
 144         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0xcf}, {0xf806, 0xd0},
 145         {0xf807, 0x7f}, {0xf800, 0x03},
 146         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x00}, {0xf806, 0x00},
 147         {0xf807, 0x7f}, {0xf800, 0x03}
 148 };
 149
 150 static const struct ucbus_write_cmd lz24bp_start_0[] = {
 151         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf800, 0x02}, {0xf801, 0xbe},
 152         {0xf802, 0xc6}, {0xf804, 0x00}, {0xf808, 0x00}, {0xf809, 0x06},
 153         {0xf80a, 0x01}, {0xf80b, 0xfe}, {0xf807, 0x84}, {0xf80c, 0x02},
 154         {0xf80d, 0xf7}, {0xf80e, 0x03}, {0xf80f, 0x0b}, {0xf81c, 0x00},
 155         {0xf81d, 0x49}, {0xf81e, 0x03}, {0xf81f, 0x0b}, {0xf83a, 0x00},
 156         {0xf83b, 0x01}, {0xf83c, 0x00}, {0xf83d, 0x6b}, {0xf810, 0x03},
 157         {0xf811, 0x10}, {0xf812, 0x02}, {0xf813, 0x6f}, {0xf803, 0x00},
 158         {0xf814, 0x00}, {0xf815, 0x44}, {0xf816, 0x00}, {0xf817, 0x48},
 159         {0xf818, 0x00}, {0xf819, 0x25}, {0xf81a, 0x00}, {0xf81b, 0x3c},
 160         {0xf82f, 0x03}, {0xf820, 0xff}, {0xf821, 0x0d}, {0xf822, 0xff},
 161         {0xf823, 0x07}, {0xf824, 0xfd}, {0xf825, 0x07}, {0xf826, 0xf0},
 162         {0xf827, 0x0c}, {0xf828, 0xff}, {0xf829, 0x03}, {0xf82a, 0xff},
 163         {0xf82b, 0x0c}, {0xf82c, 0xfc}, {0xf82d, 0x01}, {0xf82e, 0x00},
 164         {0xf830, 0x00}, {0xf831, 0x47}, {0xf832, 0x00}, {0xf833, 0x00},
 165         {0xf850, 0x00}, {0xf851, 0x00}, {0xf852, 0x00}, {0xf853, 0x24},
 166         {0xf854, 0x00}, {0xf855, 0x0c}, {0xf856, 0x00}, {0xf857, 0x30},
 167         {0xf858, 0x00}, {0xf859, 0x18}, {0xf85a, 0x00}, {0xf85b, 0x3c},
 168         {0xf85c, 0x00}, {0xf85d, 0x18}, {0xf85e, 0x00}, {0xf85f, 0x3c},
 169         {0xf860, 0xff}, {0xf861, 0x37}, {0xf862, 0xff}, {0xf863, 0x1d},
 170         {0xf864, 0xff}, {0xf865, 0x98}, {0xf866, 0xff}, {0xf867, 0xc0},
 171         {0xf868, 0x00}, {0xf869, 0x37}, {0xf86c, 0x02}, {0xf86d, 0x1d},
 172         {0xf86a, 0x00}, {0xf86b, 0x37}, {0xf86e, 0x02}, {0xf86f, 0x1d},
 173         {0xf870, 0x01}, {0xf871, 0xc6}, {0xf872, 0x02}, {0xf873, 0x04},
 174         {0xf874, 0x01}, {0xf875, 0xc6}, {0xf876, 0x02}, {0xf877, 0x04},
 175         {0xf878, 0x0f}, {0xf879, 0x0f}, {0xf87a, 0xff}, {0xf87b, 0xff},
 176         {0xf800, 0x03}
 177 };
 178 static const struct ucbus_write_cmd lz24bp_start_1_gen[] = {
 179         {0xf5f0, 0x00}, {0xf5f1, 0xff}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 180         {0xf5f4, 0xb3},
 181         {0xf5f0, 0x40}, {0xf5f1, 0xff}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 182         {0xf5f4, 0xb3},
 183         {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
 184         {0xf5f9, 0x00}
 185 };
 186
 187 static const struct ucbus_write_cmd lz24bp_start_1_clm[] = {
 188         {0xf5f0, 0x00}, {0xf5f1, 0xff}, {0xf5f2, 0x88}, {0xf5f3, 0x88},
 189         {0xf5f4, 0xc0},
 190         {0xf5f0, 0x40}, {0xf5f1, 0xff}, {0xf5f2, 0x88}, {0xf5f3, 0x88},
 191         {0xf5f4, 0xc0},
 192         {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
 193         {0xf5f9, 0x00}
 194 };
 195
 196 static const struct ucbus_write_cmd lz24bp_start_2[] = {
 197         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x80}, {0xf806, 0x00},
 198         {0xf807, 0x7f}, {0xf800, 0x03},
 199         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x4e}, {0xf806, 0x00},
 200         {0xf807, 0x7f}, {0xf800, 0x03},
 201         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0xc0}, {0xf806, 0x48},
 202         {0xf807, 0x7f}, {0xf800, 0x03},
 203         {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x00}, {0xf806, 0x00},
 204         {0xf807, 0x7f}, {0xf800, 0x03}
 205 };
 206
 207 static const struct ucbus_write_cmd mi0360_start_0[] = {
 208         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0xcc}, {0xf333, 0xcc},
 209         {0xf334, 0xcc}, {0xf335, 0xcc}, {0xf33f, 0x00}
 210 };
 211 static const struct i2c_write_cmd mi0360_init_23[] = {
 212         {0x30, 0x0040},         /* reserved - def 0x0005 */
 213         {0x31, 0x0000},         /* reserved - def 0x002a */
 214         {0x34, 0x0100},         /* reserved - def 0x0100 */
 215         {0x3d, 0x068f},         /* reserved - def 0x068f */
 216 };
 217 static const struct i2c_write_cmd mi0360_init_24[] = {
 218         {0x03, 0x01e5},         /* window height */
 219         {0x04, 0x0285},         /* window width */
 220 };
 221 static const struct i2c_write_cmd mi0360_init_25[] = {
 222         {0x35, 0x0020},         /* global gain */
 223         {0x2b, 0x0020},         /* green1 gain */
 224         {0x2c, 0x002a},         /* blue gain */
 225         {0x2d, 0x0028},         /* red gain */
 226         {0x2e, 0x0020},         /* green2 gain */
 227 };
 228 static const struct ucbus_write_cmd mi0360_start_1[] = {
 229         {0xf5f0, 0x11}, {0xf5f1, 0x99}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 230         {0xf5f4, 0xa6},
 231         {0xf5f0, 0x51}, {0xf5f1, 0x99}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 232         {0xf5f4, 0xa6},
 233         {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
 234         {0xf5f9, 0x00}
 235 };
 236 static const struct i2c_write_cmd mi0360_start_2[] = {
 237         {0x62, 0x041d},         /* reserved - def 0x0418 */
 238 };
 239 static const struct i2c_write_cmd mi0360_start_3[] = {
 240         {0x05, 0x007b},         /* horiz blanking */
 241 };
 242 static const struct i2c_write_cmd mi0360_start_4[] = {
 243         {0x05, 0x03f5},         /* horiz blanking */
 244 };
 245
 246 static const struct i2c_write_cmd mt9v111_init_0[] = {
 247         {0x01, 0x0001},         /* select IFP/SOC registers */
 248         {0x06, 0x300c},         /* operating mode control */
 249         {0x08, 0xcc00},         /* output format control (RGB) */
 250         {0x01, 0x0004},         /* select sensor core registers */
 251 };
 252 static const struct i2c_write_cmd mt9v111_init_1[] = {
 253         {0x03, 0x01e5},         /* window height */
 254         {0x04, 0x0285},         /* window width */
 255 };
 256 static const struct i2c_write_cmd mt9v111_init_2[] = {
 257         {0x30, 0x7800},
 258         {0x31, 0x0000},
 259         {0x07, 0x3002},         /* output control */
 260         {0x35, 0x0020},         /* global gain */
 261         {0x2b, 0x0020},         /* green1 gain */
 262         {0x2c, 0x0020},         /* blue gain */
 263         {0x2d, 0x0020},         /* red gain */
 264         {0x2e, 0x0020},         /* green2 gain */
 265 };
 266 static const struct ucbus_write_cmd mt9v111_start_1[] = {
 267         {0xf5f0, 0x11}, {0xf5f1, 0x96}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 268         {0xf5f4, 0xaa},
 269         {0xf5f0, 0x51}, {0xf5f1, 0x96}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
 270         {0xf5f4, 0xaa},
 271         {0xf5fa, 0x00}, {0xf5f6, 0x0a}, {0xf5f7, 0x0a}, {0xf5f8, 0x0a},
 272         {0xf5f9, 0x0a}
 273 };
 274 static const struct i2c_write_cmd mt9v111_init_3[] = {
 275         {0x62, 0x0405},
 276 };
 277 static const struct i2c_write_cmd mt9v111_init_4[] = {
 278 /*      {0x05, 0x00ce}, */
 279         {0x05, 0x005d},         /* horizontal blanking */
 280 };
 281
 282 static const struct ucbus_write_cmd ov7660_start_0[] = {
 283         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0x00}, {0xf333, 0xc0},
 284         {0xf334, 0x39}, {0xf335, 0xe7}, {0xf33f, 0x03}
 285 };
 286
 287 static const struct ucbus_write_cmd ov9630_start_0[] = {
 288         {0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0x00}, {0xf333, 0x00},
 289         {0xf334, 0x3e}, {0xf335, 0xf8}, {0xf33f, 0x03}
 290 };
 291
 292 /* start parameters indexed by [sensor][mode] */
 293 static const struct cap_s {
 294         u8      cc_sizeid;
 295         u8      cc_bytes[32];
 296 } capconfig[4][2] = {
 297         [SENSOR_ICX098BQ] = {
 298                 {2,                             /* Bayer 320x240 */
 299                   {0x05, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee,
 300                    0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 301                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0,
 302                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 303                 {4,                             /* Bayer 640x480 */
 304                   {0x01, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee,
 305                    0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 306                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 307                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 308         },
 309         [SENSOR_LZ24BP] = {
 310                 {2,                             /* Bayer 320x240 */
 311                   {0x05, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xee,
 312                    0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 313                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 314                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 315                 {4,                             /* Bayer 640x480 */
 316                   {0x01, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xee,
 317                    0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 318                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 319                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 320         },
 321         [SENSOR_MI0360] = {
 322                 {2,                             /* Bayer 320x240 */
 323                   {0x05, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
 324                    0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 325                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 326                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 327                 {4,                             /* Bayer 640x480 */
 328                   {0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
 329                    0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 330                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 331                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 332         },
 333         [SENSOR_MT9V111] = {
 334                 {2,                             /* Bayer 320x240 */
 335                   {0x05, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
 336                    0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 337                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 338                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 339                 {4,                             /* Bayer 640x480 */
 340                   {0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
 341                    0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
 342                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 343                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
 344         },
 345 };
 346
 347 struct sensor_s {
 348         const char *name;
 349         u8 i2c_addr;
 350         u8 i2c_dum;
 351         u8 gpio[5];
 352         u8 cmd_len;
 353         const struct ucbus_write_cmd *cmd;
 354 };
 355
 356 static const struct sensor_s sensor_tb[] = {
 357         [SENSOR_ICX098BQ] = {
 358                 "icx098bp",
 359                 0x00, 0x00,
 360                 {0,
 361                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 362                  SQ930_GPIO_DFL_I2C_SDA,
 363                  0,
 364                  SQ930_GPIO_RSTBAR
 365                 },
 366                 8, icx098bq_start_0
 367             },
 368         [SENSOR_LZ24BP] = {
 369                 "lz24bp",
 370                 0x00, 0x00,
 371                 {0,
 372                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 373                  SQ930_GPIO_DFL_I2C_SDA,
 374                  0,
 375                  SQ930_GPIO_RSTBAR
 376                 },
 377                 8, lz24bp_start_0
 378             },
 379         [SENSOR_MI0360] = {
 380                 "mi0360",
 381                 0x5d, 0x80,
 382                 {SQ930_GPIO_RSTBAR,
 383                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 384                  SQ930_GPIO_DFL_I2C_SDA,
 385                  0,
 386                  0
 387                 },
 388                 7, mi0360_start_0
 389             },
 390         [SENSOR_MT9V111] = {
 391                 "mt9v111",
 392                 0x5c, 0x7f,
 393                 {SQ930_GPIO_RSTBAR,
 394                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 395                  SQ930_GPIO_DFL_I2C_SDA,
 396                  0,
 397                  0
 398                 },
 399                 7, mi0360_start_0
 400             },
 401         [SENSOR_OV7660] = {
 402                 "ov7660",
 403                 0x21, 0x00,
 404                 {0,
 405                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 406                  SQ930_GPIO_DFL_I2C_SDA,
 407                  0,
 408                  SQ930_GPIO_RSTBAR
 409                 },
 410                 7, ov7660_start_0
 411             },
 412         [SENSOR_OV9630] = {
 413                 "ov9630",
 414                 0x30, 0x00,
 415                 {0,
 416                  SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
 417                  SQ930_GPIO_DFL_I2C_SDA,
 418                  0,
 419                  SQ930_GPIO_RSTBAR
 420                 },
 421                 7, ov9630_start_0
 422             },
 423 };
 424
 425 static void reg_r(struct gspca_dev *gspca_dev,
 426                 u16 value, int len)
 427 {
 428         int ret;
 429
 430         if (gspca_dev->usb_err < 0)
 431                 return;
 432         ret = usb_control_msg(gspca_dev->dev,
 433                         usb_rcvctrlpipe(gspca_dev->dev, 0),
 434                         0x0c,
 435                         USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 436                         value, 0, gspca_dev->usb_buf, len,
 437                         500);
 438         if (ret < 0) {
 439                 pr_err("reg_r %04x failed %d\n", value, ret);
 440                 gspca_dev->usb_err = ret;
 441         }
 442 }
 443
 444 static void reg_w(struct gspca_dev *gspca_dev, u16 value, u16 index)
 445 {
 446         int ret;
 447
 448         if (gspca_dev->usb_err < 0)
 449                 return;
 450         PDEBUG(D_USBO, "reg_w v: %04x i: %04x", value, index);
 451         ret = usb_control_msg(gspca_dev->dev,
 452                         usb_sndctrlpipe(gspca_dev->dev, 0),
 453                         0x0c,                   /* request */
 454                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 455                         value, index, NULL, 0,
 456                         500);
 457         msleep(30);
 458         if (ret < 0) {
 459                 pr_err("reg_w %04x %04x failed %d\n", value, index, ret);
 460                 gspca_dev->usb_err = ret;
 461         }
 462 }
 463
 464 static void reg_wb(struct gspca_dev *gspca_dev, u16 value, u16 index,
 465                 const u8 *data, int len)
 466 {
 467         int ret;
 468
 469         if (gspca_dev->usb_err < 0)
 470                 return;
 471         PDEBUG(D_USBO, "reg_wb v: %04x i: %04x %02x...%02x",
 472                         value, index, *data, data[len - 1]);
 473         memcpy(gspca_dev->usb_buf, data, len);
 474         ret = usb_control_msg(gspca_dev->dev,
 475                         usb_sndctrlpipe(gspca_dev->dev, 0),
 476                         0x0c,                   /* request */
 477                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 478                         value, index, gspca_dev->usb_buf, len,
 479                         1000);
 480         msleep(30);
 481         if (ret < 0) {
 482                 pr_err("reg_wb %04x %04x failed %d\n", value, index, ret);
 483                 gspca_dev->usb_err = ret;
 484         }
 485 }
 486
 487 static void i2c_write(struct sd *sd,
 488                         const struct i2c_write_cmd *cmd,
 489                         int ncmds)
 490 {
 491         struct gspca_dev *gspca_dev = &sd->gspca_dev;
 492         const struct sensor_s *sensor;
 493         u16 val, idx;
 494         u8 *buf;
 495         int ret;
 496
 497         if (gspca_dev->usb_err < 0)
 498                 return;
 499
 500         sensor = &sensor_tb[sd->sensor];
 501
 502         val = (sensor->i2c_addr << 8) | SQ930_CTRL_I2C_IO;
 503         idx = (cmd->val & 0xff00) | cmd->reg;
 504
 505         buf = gspca_dev->usb_buf;
 506         *buf++ = sensor->i2c_dum;
 507         *buf++ = cmd->val;
 508
 509         while (--ncmds > 0) {
 510                 cmd++;
 511                 *buf++ = cmd->reg;
 512                 *buf++ = cmd->val >> 8;
 513                 *buf++ = sensor->i2c_dum;
 514                 *buf++ = cmd->val;
 515         }
 516
 517         PDEBUG(D_USBO, "i2c_w v: %04x i: %04x %02x...%02x",
 518                         val, idx, gspca_dev->usb_buf[0], buf[-1]);
 519         ret = usb_control_msg(gspca_dev->dev,
 520                         usb_sndctrlpipe(gspca_dev->dev, 0),
 521                         0x0c,                   /* request */
 522                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 523                         val, idx,
 524                         gspca_dev->usb_buf, buf - gspca_dev->usb_buf,
 525                         500);
 526         if (ret < 0) {
 527                 pr_err("i2c_write failed %d\n", ret);
 528                 gspca_dev->usb_err = ret;
 529         }
 530 }
 531
 532 static void ucbus_write(struct gspca_dev *gspca_dev,
 533                         const struct ucbus_write_cmd *cmd,
 534                         int ncmds,
 535                         int batchsize)
 536 {
 537         u8 *buf;
 538         u16 val, idx;
 539         int len, ret;
 540
 541         if (gspca_dev->usb_err < 0)
 542                 return;
 543
 544         if ((batchsize - 1) * 3 > USB_BUF_SZ) {
 545                 PERR("Bug: usb_buf overflow\n");
 546                 gspca_dev->usb_err = -ENOMEM;
 547                 return;
 548         }
 549
 550         for (;;) {
 551                 len = ncmds;
 552                 if (len > batchsize)
 553                         len = batchsize;
 554                 ncmds -= len;
 555
 556                 val = (cmd->bw_addr << 8) | SQ930_CTRL_UCBUS_IO;
 557                 idx = (cmd->bw_data << 8) | (cmd->bw_addr >> 8);
 558
 559                 buf = gspca_dev->usb_buf;
 560                 while (--len > 0) {
 561                         cmd++;
 562                         *buf++ = cmd->bw_addr;
 563                         *buf++ = cmd->bw_addr >> 8;
 564                         *buf++ = cmd->bw_data;
 565                 }
 566                 if (buf != gspca_dev->usb_buf)
 567                         PDEBUG(D_USBO, "ucbus v: %04x i: %04x %02x...%02x",
 568                                         val, idx,
 569                                         gspca_dev->usb_buf[0], buf[-1]);
 570                 else
 571                         PDEBUG(D_USBO, "ucbus v: %04x i: %04x",
 572                                         val, idx);
 573                 ret = usb_control_msg(gspca_dev->dev,
 574                                 usb_sndctrlpipe(gspca_dev->dev, 0),
 575                                 0x0c,                   /* request */
 576                            USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 577                                 val, idx,
 578                                 gspca_dev->usb_buf, buf - gspca_dev->usb_buf,
 579                                 500);
 580                 if (ret < 0) {
 581                         pr_err("ucbus_write failed %d\n", ret);
 582                         gspca_dev->usb_err = ret;
 583                         return;
 584                 }
 585                 msleep(30);
 586                 if (ncmds <= 0)
 587                         break;
 588                 cmd++;
 589         }
 590 }
 591
 592 static void gpio_set(struct sd *sd, u16 val, u16 mask)
 593 {
 594         struct gspca_dev *gspca_dev = &sd->gspca_dev;
 595
 596         if (mask & 0x00ff) {
 597                 sd->gpio[0] &= ~mask;
 598                 sd->gpio[0] |= val;
 599                 reg_w(gspca_dev, 0x0100 | SQ930_CTRL_GPIO,
 600                         ~sd->gpio[0] << 8);
 601         }
 602         mask >>= 8;
 603         val >>= 8;
 604         if (mask) {
 605                 sd->gpio[1] &= ~mask;
 606                 sd->gpio[1] |= val;
 607                 reg_w(gspca_dev, 0x0300 | SQ930_CTRL_GPIO,
 608                         ~sd->gpio[1] << 8);
 609         }
 610 }
 611
 612 static void gpio_init(struct sd *sd,
 613                         const u8 *gpio)
 614 {
 615         gpio_set(sd, *gpio++, 0x000f);
 616         gpio_set(sd, *gpio++, 0x000f);
 617         gpio_set(sd, *gpio++, 0x000f);
 618         gpio_set(sd, *gpio++, 0x000f);
 619         gpio_set(sd, *gpio, 0x000f);
 620 }
 621
 622 static void bridge_init(struct sd *sd)
 623 {
 624         static const struct ucbus_write_cmd clkfreq_cmd = {
 625                                 0xf031, 0       /* SQ930_CLKFREQ_60MHZ */
 626         };
 627
 628         ucbus_write(&sd->gspca_dev, &clkfreq_cmd, 1, 1);
 629
 630         gpio_set(sd, SQ930_GPIO_POWER, 0xff00);
 631 }
 632
 633 static void cmos_probe(struct gspca_dev *gspca_dev)
 634 {
 635         struct sd *sd = (struct sd *) gspca_dev;
 636         int i;
 637         const struct sensor_s *sensor;
 638         static const u8 probe_order[] = {
 639 /*              SENSOR_LZ24BP,          (tested as ccd) */
 640                 SENSOR_OV9630,
 641                 SENSOR_MI0360,
 642                 SENSOR_OV7660,
 643                 SENSOR_MT9V111,
 644         };
 645
 646         for (i = 0; i < ARRAY_SIZE(probe_order); i++) {
 647                 sensor = &sensor_tb[probe_order[i]];
 648                 ucbus_write(&sd->gspca_dev, sensor->cmd, sensor->cmd_len, 8);
 649                 gpio_init(sd, sensor->gpio);
 650                 msleep(100);
 651                 reg_r(gspca_dev, (sensor->i2c_addr << 8) | 0x001c, 1);
 652                 msleep(100);
 653                 if (gspca_dev->usb_buf[0] != 0)
 654                         break;
 655         }
 656         if (i >= ARRAY_SIZE(probe_order)) {
 657                 pr_err("Unknown sensor\n");
 658                 gspca_dev->usb_err = -EINVAL;
 659                 return;
 660         }
 661         sd->sensor = probe_order[i];
 662         switch (sd->sensor) {
 663         case SENSOR_OV7660:
 664         case SENSOR_OV9630:
 665                 pr_err("Sensor %s not yet treated\n",
 666                        sensor_tb[sd->sensor].name);
 667                 gspca_dev->usb_err = -EINVAL;
 668                 break;
 669         }
 670 }
 671
 672 static void mt9v111_init(struct gspca_dev *gspca_dev)
 673 {
 674         int i, nwait;
 675         static const u8 cmd_001b[] = {
 676                 0x00, 0x3b, 0xf6, 0x01, 0x03, 0x02, 0x00, 0x00,
 677                 0x00, 0x00, 0x00
 678         };
 679         static const u8 cmd_011b[][7] = {
 680                 {0x10, 0x01, 0x66, 0x08, 0x00, 0x00, 0x00},
 681                 {0x01, 0x00, 0x1a, 0x04, 0x00, 0x00, 0x00},
 682                 {0x20, 0x00, 0x10, 0x04, 0x00, 0x00, 0x00},
 683                 {0x02, 0x01, 0xae, 0x01, 0x00, 0x00, 0x00},
 684         };
 685
 686         reg_wb(gspca_dev, 0x001b, 0x0000, cmd_001b, sizeof cmd_001b);
 687         for (i = 0; i < ARRAY_SIZE(cmd_011b); i++) {
 688                 reg_wb(gspca_dev, 0x001b, 0x0000, cmd_011b[i],
 689                                 ARRAY_SIZE(cmd_011b[0]));
 690                 msleep(400);
 691                 nwait = 20;
 692                 for (;;) {
 693                         reg_r(gspca_dev, 0x031b, 1);
 694                         if (gspca_dev->usb_buf[0] == 0
 695                          || gspca_dev->usb_err != 0)
 696                                 break;
 697                         if (--nwait < 0) {
 698                                 PDEBUG(D_PROBE, "mt9v111_init timeout");
 699                                 gspca_dev->usb_err = -ETIME;
 700                                 return;
 701                         }
 702                         msleep(50);
 703                 }
 704         }
 705 }
 706
 707 static void global_init(struct sd *sd, int first_time)
 708 {
 709         switch (sd->sensor) {
 710         case SENSOR_ICX098BQ:
 711                 if (first_time)
 712                         ucbus_write(&sd->gspca_dev,
 713                                         icx098bq_start_0,
 714                                         8, 8);
 715                 gpio_init(sd, sensor_tb[sd->sensor].gpio);
 716                 break;
 717         case SENSOR_LZ24BP:
 718                 if (sd->type != Creative_live_motion)
 719                         gpio_set(sd, SQ930_GPIO_EXTRA1, 0x00ff);
 720                 else
 721                         gpio_set(sd, 0, 0x00ff);
 722                 msleep(50);
 723                 if (first_time)
 724                         ucbus_write(&sd->gspca_dev,
 725                                         lz24bp_start_0,
 726                                         8, 8);
 727                 gpio_init(sd, sensor_tb[sd->sensor].gpio);
 728                 break;
 729         case SENSOR_MI0360:
 730                 if (first_time)
 731                         ucbus_write(&sd->gspca_dev,
 732                                         mi0360_start_0,
 733                                         ARRAY_SIZE(mi0360_start_0),
 734                                         8);
 735                 gpio_init(sd, sensor_tb[sd->sensor].gpio);
 736                 gpio_set(sd, SQ930_GPIO_EXTRA2, SQ930_GPIO_EXTRA2);
 737                 break;
 738         default:
 739 /*      case SENSOR_MT9V111: */
 740                 if (first_time)
 741                         mt9v111_init(&sd->gspca_dev);
 742                 else
 743                         gpio_init(sd, sensor_tb[sd->sensor].gpio);
 744                 break;
 745         }
 746 }
 747
 748 static void lz24bp_ppl(struct sd *sd, u16 ppl)
 749 {
 750         struct ucbus_write_cmd cmds[2] = {
 751                 {0xf810, ppl >> 8},
 752                 {0xf811, ppl}
 753         };
 754
 755         ucbus_write(&sd->gspca_dev, cmds, ARRAY_SIZE(cmds), 2);
 756 }
 757
 758 static void setexposure(struct gspca_dev *gspca_dev, s32 expo, s32 gain)
 759 {
 760         struct sd *sd = (struct sd *) gspca_dev;
 761         int i, integclks, intstartclk, frameclks, min_frclk;
 762         const struct sensor_s *sensor;
 763         u16 cmd;
 764         u8 buf[15];
 765
 766         integclks = expo;
 767         i = 0;
 768         cmd = SQ930_CTRL_SET_EXPOSURE;
 769
 770         switch (sd->sensor) {
 771         case SENSOR_ICX098BQ:                   /* ccd */
 772         case SENSOR_LZ24BP:
 773                 min_frclk = sd->sensor == SENSOR_ICX098BQ ? 0x210 : 0x26f;
 774                 if (integclks >= min_frclk) {
 775                         intstartclk = 0;
 776                         frameclks = integclks;
 777                 } else {
 778                         intstartclk = min_frclk - integclks;
 779                         frameclks = min_frclk;
 780                 }
 781                 buf[i++] = intstartclk >> 8;
 782                 buf[i++] = intstartclk;
 783                 buf[i++] = frameclks >> 8;
 784                 buf[i++] = frameclks;
 785                 buf[i++] = gain;
 786                 break;
 787         default:                                /* cmos */
 788 /*      case SENSOR_MI0360: */
 789 /*      case SENSOR_MT9V111: */
 790                 cmd |= 0x0100;
 791                 sensor = &sensor_tb[sd->sensor];
 792                 buf[i++] = sensor->i2c_addr;    /* i2c_slave_addr */
 793                 buf[i++] = 0x08;        /* 2 * ni2c */
 794                 buf[i++] = 0x09;        /* reg = shutter width */
 795                 buf[i++] = integclks >> 8; /* val H */
 796                 buf[i++] = sensor->i2c_dum;
 797                 buf[i++] = integclks;   /* val L */
 798                 buf[i++] = 0x35;        /* reg = global gain */
 799                 buf[i++] = 0x00;        /* val H */
 800                 buf[i++] = sensor->i2c_dum;
 801                 buf[i++] = 0x80 + gain / 2; /* val L */
 802                 buf[i++] = 0x00;
 803                 buf[i++] = 0x00;
 804                 buf[i++] = 0x00;
 805                 buf[i++] = 0x00;
 806                 buf[i++] = 0x83;
 807                 break;
 808         }
 809         reg_wb(gspca_dev, cmd, 0, buf, i);
 810 }
 811
 812 /* This function is called at probe time just before sd_init */
 813 static int sd_config(struct gspca_dev *gspca_dev,
 814                 const struct usb_device_id *id)
 815 {
 816         struct sd *sd = (struct sd *) gspca_dev;
 817         struct cam *cam = &gspca_dev->cam;
 818
 819         sd->sensor = id->driver_info >> 8;
 820         sd->type = id->driver_info;
 821
 822         cam->cam_mode = vga_mode;
 823         cam->nmodes = ARRAY_SIZE(vga_mode);
 824
 825         cam->bulk = 1;
 826
 827         return 0;
 828 }
 829
 830 /* this function is called at probe and resume time */
 831 static int sd_init(struct gspca_dev *gspca_dev)
 832 {
 833         struct sd *sd = (struct sd *) gspca_dev;
 834
 835         sd->gpio[0] = sd->gpio[1] = 0xff;       /* force gpio rewrite */
 836
 837 /*fixme: is this needed for icx098bp and mi0360?
 838         if (sd->sensor != SENSOR_LZ24BP)
 839                 reg_w(gspca_dev, SQ930_CTRL_RESET, 0x0000);
 840  */
 841
 842         reg_r(gspca_dev, SQ930_CTRL_GET_DEV_INFO, 8);
 843         if (gspca_dev->usb_err < 0)
 844                 return gspca_dev->usb_err;
 845
 846 /* it returns:
 847  * 03 00 12 93 0b f6 c9 00      live! ultra
 848  * 03 00 07 93 0b f6 ca 00      live! ultra for notebook
 849  * 03 00 12 93 0b fe c8 00      Trust WB-3500T
 850  * 02 00 06 93 0b fe c8 00      Joy-IT 318S
 851  * 03 00 12 93 0b f6 cf 00      icam tracer - sensor icx098bq
 852  * 02 00 12 93 0b fe cf 00      ProQ Motion Webcam
 853  *
 854  * byte
 855  * 0: 02 = usb 1.0 (12Mbit) / 03 = usb2.0 (480Mbit)
 856  * 1: 00
 857  * 2: 06 / 07 / 12 = mode webcam? firmware??
 858  * 3: 93 chip = 930b (930b or 930c)
 859  * 4: 0b
 860  * 5: f6 = cdd (icx098bq, lz24bp) / fe or de = cmos (i2c) (other sensors)
 861  * 6: c8 / c9 / ca / cf = mode webcam?, sensor? webcam?
 862  * 7: 00
 863  */
 864         PDEBUG(D_PROBE, "info: %*ph", 8, gspca_dev->usb_buf);
 865
 866         bridge_init(sd);
 867
 868         if (sd->sensor == SENSOR_MI0360) {
 869
 870                 /* no sensor probe for icam tracer */
 871                 if (gspca_dev->usb_buf[5] == 0xf6)      /* if ccd */
 872                         sd->sensor = SENSOR_ICX098BQ;
 873                 else
 874                         cmos_probe(gspca_dev);
 875         }
 876         if (gspca_dev->usb_err >= 0) {
 877                 PDEBUG(D_PROBE, "Sensor %s", sensor_tb[sd->sensor].name);
 878                 global_init(sd, 1);
 879         }
 880         return gspca_dev->usb_err;
 881 }
 882
 883 /* send the start/stop commands to the webcam */
 884 static void send_start(struct gspca_dev *gspca_dev)
 885 {
 886         struct sd *sd = (struct sd *) gspca_dev;
 887         const struct cap_s *cap;
 888         int mode;
 889
 890         mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
 891         cap = &capconfig[sd->sensor][mode];
 892         reg_wb(gspca_dev, 0x0900 | SQ930_CTRL_CAP_START,
 893                         0x0a00 | cap->cc_sizeid,
 894                         cap->cc_bytes, 32);
 895 }
 896
 897 static void send_stop(struct gspca_dev *gspca_dev)
 898 {
 899         reg_w(gspca_dev, SQ930_CTRL_CAP_STOP, 0);
 900 }
 901
 902 /* function called at start time before URB creation */
 903 static int sd_isoc_init(struct gspca_dev *gspca_dev)
 904 {
 905         struct sd *sd = (struct sd *) gspca_dev;
 906
 907         gspca_dev->cam.bulk_nurbs = 1;  /* there must be one URB only */
 908         sd->do_ctrl = 0;
 909         gspca_dev->cam.bulk_size = gspca_dev->pixfmt.width *
 910                         gspca_dev->pixfmt.height + 8;
 911         return 0;
 912 }
 913
 914 /* start the capture */
 915 static int sd_start(struct gspca_dev *gspca_dev)
 916 {
 917         struct sd *sd = (struct sd *) gspca_dev;
 918         int mode;
 919
 920         bridge_init(sd);
 921         global_init(sd, 0);
 922         msleep(100);
 923
 924         switch (sd->sensor) {
 925         case SENSOR_ICX098BQ:
 926                 ucbus_write(gspca_dev, icx098bq_start_0,
 927                                 ARRAY_SIZE(icx098bq_start_0),
 928                                 8);
 929                 ucbus_write(gspca_dev, icx098bq_start_1,
 930                                 ARRAY_SIZE(icx098bq_start_1),
 931                                 5);
 932                 ucbus_write(gspca_dev, icx098bq_start_2,
 933                                 ARRAY_SIZE(icx098bq_start_2),
 934                                 6);
 935                 msleep(50);
 936
 937                 /* 1st start */
 938                 send_start(gspca_dev);
 939                 gpio_set(sd, SQ930_GPIO_EXTRA2 | SQ930_GPIO_RSTBAR, 0x00ff);
 940                 msleep(70);
 941                 reg_w(gspca_dev, SQ930_CTRL_CAP_STOP, 0x0000);
 942                 gpio_set(sd, 0x7f, 0x00ff);
 943
 944                 /* 2nd start */
 945                 send_start(gspca_dev);
 946                 gpio_set(sd, SQ930_GPIO_EXTRA2 | SQ930_GPIO_RSTBAR, 0x00ff);
 947                 goto out;
 948         case SENSOR_LZ24BP:
 949                 ucbus_write(gspca_dev, lz24bp_start_0,
 950                                 ARRAY_SIZE(lz24bp_start_0),
 951                                 8);
 952                 if (sd->type != Creative_live_motion)
 953                         ucbus_write(gspca_dev, lz24bp_start_1_gen,
 954                                         ARRAY_SIZE(lz24bp_start_1_gen),
 955                                         5);
 956                 else
 957                         ucbus_write(gspca_dev, lz24bp_start_1_clm,
 958                                         ARRAY_SIZE(lz24bp_start_1_clm),
 959                                         5);
 960                 ucbus_write(gspca_dev, lz24bp_start_2,
 961                                 ARRAY_SIZE(lz24bp_start_2),
 962                                 6);
 963                 mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
 964                 lz24bp_ppl(sd, mode == 1 ? 0x0564 : 0x0310);
 965                 msleep(10);
 966                 break;
 967         case SENSOR_MI0360:
 968                 ucbus_write(gspca_dev, mi0360_start_0,
 969                                 ARRAY_SIZE(mi0360_start_0),
 970                                 8);
 971                 i2c_write(sd, mi0360_init_23,
 972                                 ARRAY_SIZE(mi0360_init_23));
 973                 i2c_write(sd, mi0360_init_24,
 974                                 ARRAY_SIZE(mi0360_init_24));
 975                 i2c_write(sd, mi0360_init_25,
 976                                 ARRAY_SIZE(mi0360_init_25));
 977                 ucbus_write(gspca_dev, mi0360_start_1,
 978                                 ARRAY_SIZE(mi0360_start_1),
 979                                 5);
 980                 i2c_write(sd, mi0360_start_2,
 981                                 ARRAY_SIZE(mi0360_start_2));
 982                 i2c_write(sd, mi0360_start_3,
 983                                 ARRAY_SIZE(mi0360_start_3));
 984
 985                 /* 1st start */
 986                 send_start(gspca_dev);
 987                 msleep(60);
 988                 send_stop(gspca_dev);
 989
 990                 i2c_write(sd,
 991                         mi0360_start_4, ARRAY_SIZE(mi0360_start_4));
 992                 break;
 993         default:
 994 /*      case SENSOR_MT9V111: */
 995                 ucbus_write(gspca_dev, mi0360_start_0,
 996                                 ARRAY_SIZE(mi0360_start_0),
 997                                 8);
 998                 i2c_write(sd, mt9v111_init_0,
 999                                 ARRAY_SIZE(mt9v111_init_0));
1000                 i2c_write(sd, mt9v111_init_1,
1001                                 ARRAY_SIZE(mt9v111_init_1));
1002                 i2c_write(sd, mt9v111_init_2,
1003                                 ARRAY_SIZE(mt9v111_init_2));
1004                 ucbus_write(gspca_dev, mt9v111_start_1,
1005                                 ARRAY_SIZE(mt9v111_start_1),
1006                                 5);
1007                 i2c_write(sd, mt9v111_init_3,
1008                                 ARRAY_SIZE(mt9v111_init_3));
1009                 i2c_write(sd, mt9v111_init_4,
1010                                 ARRAY_SIZE(mt9v111_init_4));
1011                 break;
1012         }
1013
1014         send_start(gspca_dev);
1015 out:
1016         msleep(1000);
1017
1018         if (sd->sensor == SENSOR_MT9V111)
1019                 gpio_set(sd, SQ930_GPIO_DFL_LED, SQ930_GPIO_DFL_LED);
1020
1021         sd->do_ctrl = 1;        /* set the exposure */
1022
1023         return gspca_dev->usb_err;
1024 }
1025
1026 static void sd_stopN(struct gspca_dev *gspca_dev)
1027 {
1028         struct sd *sd = (struct sd *) gspca_dev;
1029
1030         if (sd->sensor == SENSOR_MT9V111)
1031                 gpio_set(sd, 0, SQ930_GPIO_DFL_LED);
1032         send_stop(gspca_dev);
1033 }
1034
1035 /* function called when the application gets a new frame */
1036 /* It sets the exposure if required and restart the bulk transfer. */
1037 static void sd_dq_callback(struct gspca_dev *gspca_dev)
1038 {
1039         struct sd *sd = (struct sd *) gspca_dev;
1040         int ret;
1041
1042         if (!sd->do_ctrl || gspca_dev->cam.bulk_nurbs != 0)
1043                 return;
1044         sd->do_ctrl = 0;
1045
1046         setexposure(gspca_dev, v4l2_ctrl_g_ctrl(sd->exposure),
1047                         v4l2_ctrl_g_ctrl(sd->gain));
1048
1049         gspca_dev->cam.bulk_nurbs = 1;
1050         ret = usb_submit_urb(gspca_dev->urb[0], GFP_ATOMIC);
1051         if (ret < 0)
1052                 pr_err("sd_dq_callback() err %d\n", ret);
1053
1054         /* wait a little time, otherwise the webcam crashes */
1055         msleep(100);
1056 }
1057
1058 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1059                         u8 *data,               /* isoc packet */
1060                         int len)                /* iso packet length */
1061 {
1062         struct sd *sd = (struct sd *) gspca_dev;
1063
1064         if (sd->do_ctrl)
1065                 gspca_dev->cam.bulk_nurbs = 0;
1066         gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0);
1067         gspca_frame_add(gspca_dev, INTER_PACKET, data, len - 8);
1068         gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
1069 }
1070
1071 static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
1072 {
1073         struct gspca_dev *gspca_dev =
1074                 container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
1075         struct sd *sd = (struct sd *) gspca_dev;
1076
1077         gspca_dev->usb_err = 0;
1078
1079         if (!gspca_dev->streaming)
1080                 return 0;
1081
1082         switch (ctrl->id) {
1083         case V4L2_CID_EXPOSURE:
1084                 setexposure(gspca_dev, ctrl->val, sd->gain->val);
1085                 break;
1086         }
1087         return gspca_dev->usb_err;
1088 }
1089
1090 static const struct v4l2_ctrl_ops sd_ctrl_ops = {
1091         .s_ctrl = sd_s_ctrl,
1092 };
1093
1094 static int sd_init_controls(struct gspca_dev *gspca_dev)
1095 {
1096         struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
1097         struct sd *sd = (struct sd *) gspca_dev;
1098
1099         gspca_dev->vdev.ctrl_handler = hdl;
1100         v4l2_ctrl_handler_init(hdl, 2);
1101         sd->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1102                         V4L2_CID_EXPOSURE, 1, 0xfff, 1, 0x356);
1103         sd->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
1104                         V4L2_CID_GAIN, 1, 255, 1, 0x8d);
1105
1106         if (hdl->error) {
1107                 pr_err("Could not initialize controls\n");
1108                 return hdl->error;
1109         }
1110         v4l2_ctrl_cluster(2, &sd->exposure);
1111         return 0;
1112 }
1113
1114 /* sub-driver description */
1115 static const struct sd_desc sd_desc = {
1116         .name   = MODULE_NAME,
1117         .config = sd_config,
1118         .init   = sd_init,
1119         .init_controls = sd_init_controls,
1120         .isoc_init = sd_isoc_init,
1121         .start  = sd_start,
1122         .stopN  = sd_stopN,
1123         .pkt_scan = sd_pkt_scan,
1124         .dq_callback = sd_dq_callback,
1125 };
1126
1127 /* Table of supported USB devices */
1128 #define ST(sensor, type) \
1129         .driver_info = (SENSOR_ ## sensor << 8) \
1130                         | (type)
1131 static const struct usb_device_id device_table[] = {
1132         {USB_DEVICE(0x041e, 0x4038), ST(MI0360, 0)},
1133         {USB_DEVICE(0x041e, 0x403c), ST(LZ24BP, 0)},
1134         {USB_DEVICE(0x041e, 0x403d), ST(LZ24BP, 0)},
1135         {USB_DEVICE(0x041e, 0x4041), ST(LZ24BP, Creative_live_motion)},
1136         {USB_DEVICE(0x2770, 0x930b), ST(MI0360, 0)},
1137         {USB_DEVICE(0x2770, 0x930c), ST(MI0360, 0)},
1138         {}
1139 };
1140 MODULE_DEVICE_TABLE(usb, device_table);
1141
1142
1143 /* -- device connect -- */
1144 static int sd_probe(struct usb_interface *intf,
1145                 const struct usb_device_id *id)
1146 {
1147         return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1148                         THIS_MODULE);
1149 }
1150
1151 static struct usb_driver sd_driver = {
1152         .name       = MODULE_NAME,
1153         .id_table   = device_table,
1154         .probe      = sd_probe,
1155         .disconnect = gspca_disconnect,
1156 #ifdef CONFIG_PM
1157         .suspend    = gspca_suspend,
1158         .resume     = gspca_resume,
1159         .reset_resume = gspca_resume,
1160 #endif
1161 };
1162
1163 module_usb_driver(sd_driver);