/*
* SQ930x subdriver
*
* Copyright (C) 2010 Jean-François Moine <http://moinejf.free.fr>
* Copyright (C) 2006 -2008 Gerard Klaver <gerard at gkall dot hobby dot nl>
* Copyright (C) 2007 Sam Revitch <samr7@cs.washington.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#define MODULE_NAME "sq930x"
#include "gspca.h"
MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>\n"
"Gerard Klaver <gerard at gkall dot hobby dot nl\n"
"Sam Revitch <samr7@cs.washington.edu>");
MODULE_DESCRIPTION("GSPCA/SQ930x USB Camera Driver");
MODULE_LICENSE("GPL");
/* Structure to hold all of our device specific stuff */
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
struct { /* exposure/gain control cluster */
struct v4l2_ctrl *exposure;
struct v4l2_ctrl *gain;
};
u8 do_ctrl;
u8 gpio[2];
u8 sensor;
u8 type;
#define Generic 0
#define Creative_live_motion 1
};
enum sensors {
SENSOR_ICX098BQ,
SENSOR_LZ24BP,
SENSOR_MI0360,
SENSOR_MT9V111, /* = MI360SOC */
SENSOR_OV7660,
SENSOR_OV9630,
};
static struct v4l2_pix_format vga_mode[] = {
{320, 240, V4L2_PIX_FMT_SRGGB8, V4L2_FIELD_NONE,
.bytesperline = 320,
.sizeimage = 320 * 240,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
{640, 480, V4L2_PIX_FMT_SRGGB8, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 640 * 480,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1},
};
/* sq930x registers */
#define SQ930_CTRL_UCBUS_IO 0x0001
#define SQ930_CTRL_I2C_IO 0x0002
#define SQ930_CTRL_GPIO 0x0005
#define SQ930_CTRL_CAP_START 0x0010
#define SQ930_CTRL_CAP_STOP 0x0011
#define SQ930_CTRL_SET_EXPOSURE 0x001d
#define SQ930_CTRL_RESET 0x001e
#define SQ930_CTRL_GET_DEV_INFO 0x001f
/* gpio 1 (8..15) */
#define SQ930_GPIO_DFL_I2C_SDA 0x0001
#define SQ930_GPIO_DFL_I2C_SCL 0x0002
#define SQ930_GPIO_RSTBAR 0x0004
#define SQ930_GPIO_EXTRA1 0x0040
#define SQ930_GPIO_EXTRA2 0x0080
/* gpio 3 (24..31) */
#define SQ930_GPIO_POWER 0x0200
#define SQ930_GPIO_DFL_LED 0x1000
struct ucbus_write_cmd {
u16 bw_addr;
u8 bw_data;
};
struct i2c_write_cmd {
u8 reg;
u16 val;
};
static const struct ucbus_write_cmd icx098bq_start_0[] = {
{0x0354, 0x00}, {0x03fa, 0x00}, {0xf800, 0x02}, {0xf801, 0xce},
{0xf802, 0xc1}, {0xf804, 0x00}, {0xf808, 0x00}, {0xf809, 0x0e},
{0xf80a, 0x01}, {0xf80b, 0xee}, {0xf807, 0x60}, {0xf80c, 0x02},
{0xf80d, 0xf0}, {0xf80e, 0x03}, {0xf80f, 0x0a}, {0xf81c, 0x02},
{0xf81d, 0xf0}, {0xf81e, 0x03}, {0xf81f, 0x0a}, {0xf83a, 0x00},
{0xf83b, 0x10}, {0xf83c, 0x00}, {0xf83d, 0x4e}, {0xf810, 0x04},
{0xf811, 0x00}, {0xf812, 0x02}, {0xf813, 0x10}, {0xf803, 0x00},
{0xf814, 0x01}, {0xf815, 0x18}, {0xf816, 0x00}, {0xf817, 0x48},
{0xf818, 0x00}, {0xf819, 0x25}, {0xf81a, 0x00}, {0xf81b, 0x3c},
{0xf82f, 0x03}, {0xf820, 0xff}, {0xf821, 0x0d}, {0xf822, 0xff},
{0xf823, 0x07}, {0xf824, 0xff}, {0xf825, 0x03}, {0xf826, 0xff},
{0xf827, 0x06}, {0xf828, 0xff}, {0xf829, 0x03}, {0xf82a, 0xff},
{0xf82b, 0x0c}, {0xf82c, 0xfd}, {0xf82d, 0x01}, {0xf82e, 0x00},
{0xf830, 0x00}, {0xf831, 0x47}, {0xf832, 0x00}, {0xf833, 0x00},
{0xf850, 0x00}, {0xf851, 0x00}, {0xf852, 0x00}, {0xf853, 0x24},
{0xf854, 0x00}, {0xf855, 0x18}, {0xf856, 0x00}, {0xf857, 0x3c},
{0xf858, 0x00}, {0xf859, 0x0c}, {0xf85a, 0x00}, {0xf85b, 0x30},
{0xf85c, 0x00}, {0xf85d, 0x0c}, {0xf85e, 0x00}, {0xf85f, 0x30},
{0xf860, 0x00}, {0xf861, 0x48}, {0xf862, 0x01}, {0xf863, 0xdc},
{0xf864, 0xff}, {0xf865, 0x98}, {0xf866, 0xff}, {0xf867, 0xc0},
{0xf868, 0xff}, {0xf869, 0x70}, {0xf86c, 0xff}, {0xf86d, 0x00},
{0xf86a, 0xff}, {0xf86b, 0x48}, {0xf86e, 0xff}, {0xf86f, 0x00},
{0xf870, 0x01}, {0xf871, 0xdb}, {0xf872, 0x01}, {0xf873, 0xfa},
{0xf874, 0x01}, {0xf875, 0xdb}, {0xf876, 0x01}, {0xf877, 0xfa},
{0xf878, 0x0f}, {0xf879, 0x0f}, {0xf87a, 0xff}, {0xf87b, 0xff},
{0xf800, 0x03}
};
static const struct ucbus_write_cmd icx098bq_start_1[] = {
{0xf5f0, 0x00}, {0xf5f1, 0xcd}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
{0xf5f4, 0xc0},
{0xf5f0, 0x49}, {0xf5f1, 0xcd}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
{0xf5f4, 0xc0},
{0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
{0xf5f9, 0x00}
};
static const struct ucbus_write_cmd icx098bq_start_2[] = {
{0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x82}, {0xf806, 0x00},
{0xf807, 0x7f}, {0xf800, 0x03},
{0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x40}, {0xf806, 0x00},
{0xf807, 0x7f}, {0xf800, 0x03},
{0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0xcf}, {0xf806, 0xd0},
{0xf807, 0x7f}, {0xf800, 0x03},
{0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x00}, {0xf806, 0x00},
{0xf807, 0x7f}, {0xf800, 0x03}
};
static const struct ucbus_write_cmd lz24bp_start_0[] = {
{0x0354, 0x00}, {0x03fa, 0x00}, {0xf800, 0x02}, {0xf801, 0xbe},
{0xf802, 0xc6}, {0xf804, 0x00}, {0xf808, 0x00}, {0xf809, 0x06},
{0xf80a, 0x01}, {0xf80b, 0xfe}, {0xf807, 0x84}, {0xf80c, 0x02},
{0xf80d, 0xf7}, {0xf80e, 0x03}, {0xf80f, 0x0b}, {0xf81c, 0x00},
{0xf81d, 0x49}, {0xf81e, 0x03}, {0xf81f, 0x0b}, {0xf83a, 0x00},
{0xf83b, 0x01}, {0xf83c, 0x00}, {0xf83d, 0x6b}, {0xf810, 0x03},
{0xf811, 0x10}, {0xf812, 0x02}, {0xf813, 0x6f}, {0xf803, 0x00},
{0xf814, 0x00}, {0xf815, 0x44}, {0xf816, 0x00}, {0xf817, 0x48},
{0xf818, 0x00}, {0xf819, 0x25}, {0xf81a, 0x00}, {0xf81b, 0x3c},
{0xf82f, 0x03}, {0xf820, 0xff}, {0xf821, 0x0d}, {0xf822, 0xff},
{0xf823, 0x07}, {0xf824, 0xfd}, {0xf825, 0x07}, {0xf826, 0xf0},
{0xf827, 0x0c}, {0xf828, 0xff}, {0xf829, 0x03}, {0xf82a, 0xff},
{0xf82b, 0x0c}, {0xf82c, 0xfc}, {0xf82d, 0x01}, {0xf82e, 0x00},
{0xf830, 0x00}, {0xf831, 0x47}, {0xf832, 0x00}, {0xf833, 0x00},
{0xf850, 0x00}, {0xf851, 0x00}, {0xf852, 0x00}, {0xf853, 0x24},
{0xf854, 0x00}, {0xf855, 0x0c}, {0xf856, 0x00}, {0xf857, 0x30},
{0xf858, 0x00}, {0xf859, 0x18}, {0xf85a, 0x00}, {0xf85b, 0x3c},
{0xf85c, 0x00}, {0xf85d, 0x18}, {0xf85e, 0x00}, {0xf85f, 0x3c},
{0xf860, 0xff}, {0xf861, 0x37}, {0xf862, 0xff}, {0xf863, 0x1d},
{0xf864, 0xff}, {0xf865, 0x98}, {0xf866, 0xff}, {0xf867, 0xc0},
{0xf868, 0x00}, {0xf869, 0x37}, {0xf86c, 0x02}, {0xf86d, 0x1d},
{0xf86a, 0x00}, {0xf86b, 0x37}, {0xf86e, 0x02}, {0xf86f, 0x1d},
{0xf870, 0x01}, {0xf871, 0xc6}, {0xf872, 0x02}, {0xf873, 0x04},
{0xf874, 0x01}, {0xf875, 0xc6}, {0xf876, 0x02}, {0xf877, 0x04},
{0xf878, 0x0f}, {0xf879, 0x0f}, {0xf87a, 0xff}, {0xf87b, 0xff},
{0xf800, 0x03}
};
static const struct ucbus_write_cmd lz24bp_start_1_gen[] = {
{0xf5f0, 0x00}, {0xf5f1, 0xff}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
{0xf5f4, 0xb3},
{0xf5f0, 0x40}, {0xf5f1, 0xff}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
{0xf5f4, 0xb3},
{0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
{0xf5f9, 0x00}
};
static const struct ucbus_write_cmd lz24bp_start_1_clm[] = {
{0xf5f0, 0x00}, {0xf5f1, 0xff}, {0xf5f2, 0x88}, {0xf5f3, 0x88},
{0xf5f4, 0xc0},
{0xf5f0, 0x40}, {0xf5f1, 0xff}, {0xf5f2, 0x88}, {0xf5f3, 0x88},
{0xf5f4, 0xc0},
{0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
{0xf5f9, 0x00}
};
static const struct ucbus_write_cmd lz24bp_start_2[] = {
{0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x80}, {0xf806, 0x00},
{0xf807, 0x7f}, {0xf800, 0x03},
{0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x4e}, {0xf806, 0x00},
{0xf807, 0x7f}, {0xf800, 0x03},
{0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0xc0}, {0xf806, 0x48},
{0xf807, 0x7f}, {0xf800, 0x03},
{0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x00}, {0xf806, 0x00},
{0xf807, 0x7f}, {0xf800, 0x03}
};
static const struct ucbus_write_cmd mi0360_start_0[] = {
{0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0xcc}, {0xf333, 0xcc},
{0xf334, 0xcc}, {0xf335, 0xcc}, {0xf33f, 0x00}
};
static const struct i2c_write_cmd mi0360_init_23[] = {
{0x30, 0x0040}, /* reserved - def 0x0005 */
{0x31, 0x0000}, /* reserved - def 0x002a */
{0x34, 0x0100}, /* reserved - def 0x0100 */
{0x3d, 0x068f}, /* reserved - def 0x068f */
};
static const struct i2c_write_cmd mi0360_init_24[] = {
{0x03, 0x01e5}, /* window height */
{0x04, 0x0285}, /* window width */
};
static const struct i2c_write_cmd mi0360_init_25[] = {
{0x35, 0x0020}, /* global gain */
{0x2b, 0x0020}, /* green1 gain */
{0x2c, 0x002a}, /* blue gain */
{0x2d, 0x0028}, /* red gain */
{0x2e, 0x0020}, /* green2 gain */
};
static const struct ucbus_write_cmd mi0360_start_1[] = {
{0xf5f0, 0x11}, {0xf5f1, 0x99}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
{0xf5f4, 0xa6},
{0xf5f0, 0x51}, {0xf5f1, 0x99}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
{0xf5f4, 0xa6},
{0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
{0xf5f9, 0x00}
};
static const struct i2c_write_cmd mi0360_start_2[] = {
{0x62, 0x041d}, /* reserved - def 0x0418 */
};
static const struct i2c_write_cmd mi0360_start_3[] = {
{0x05, 0x007b}, /* horiz blanking */
};
static const struct i2c_write_cmd mi0360_start_4[] = {
{0x05, 0x03f5}, /* horiz blanking */
};
static const struct i2c_write_cmd mt9v111_init_0[] = {
{0x01, 0x0001}, /* select IFP/SOC registers */
{0x06, 0x300c}, /* operating mode control */
{0x08, 0xcc00}, /* output format control (RGB) */
{0x01, 0x0004}, /* select sensor core registers */
};
static const struct i2c_write_cmd mt9v111_init_1[] = {
{0x03, 0x01e5}, /* window height */
{0x04, 0x0285}, /* window width */
};
static const struct i2c_write_cmd mt9v111_init_2[] = {
{0x30, 0x7800},
{0x31, 0x0000},
{0x07, 0x3002}, /* output control */
{0x35, 0x0020}, /* global gain */
{0x2b, 0x0020}, /* green1 gain */
{0x2c, 0x0020}, /* blue gain */
{0x2d, 0x0020}, /* red gain */
{0x2e, 0x0020}, /* green2 gain */
};
static const struct ucbus_write_cmd mt9v111_start_1[] = {
{0xf5f0, 0x11}, {0xf5f1, 0x96}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
{0xf5f4, 0xaa},
{0xf5f0, 0x51}, {0xf5f1, 0x96}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
{0xf5f4, 0xaa},
{0xf5fa, 0x00}, {0xf5f6, 0x0a}, {0xf5f7, 0x0a}, {0xf5f8, 0x0a},
{0xf5f9, 0x0a}
};
static const struct i2c_write_cmd mt9v111_init_3[] = {
{0x62, 0x0405},
};
static const struct i2c_write_cmd mt9v111_init_4[] = {
/* {0x05, 0x00ce}, */
{0x05, 0x005d}, /* horizontal blanking */
};
static const struct ucbus_write_cmd ov7660_start_0[] = {
{0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0x00}, {0xf333, 0xc0},
{0xf334, 0x39}, {0xf335, 0xe7}, {0xf33f, 0x03}
};
static const struct ucbus_write_cmd ov9630_start_0[] = {
{0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0x00}, {0xf333, 0x00},
{0xf334, 0x3e}, {0xf335, 0xf8}, {0xf33f, 0x03}
};
/* start parameters indexed by [sensor][mode] */
static const struct cap_s {
u8 cc_sizeid;
u8 cc_bytes[32];
} capconfig[4][2] = {
[SENSOR_ICX098BQ] = {
{2, /* Bayer 320x240 */
{0x05, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee,
0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
{4, /* Bayer 640x480 */
{0x01, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee,
0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
},
[SENSOR_LZ24BP] = {
{2, /* Bayer 320x240 */
{0x05, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xee,
0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
{4, /* Bayer 640x480 */
{0x01, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xee,
0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
},
[SENSOR_MI0360] = {
{2, /* Bayer 320x240 */
{0x05, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
{4, /* Bayer 640x480 */
{0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
},
[SENSOR_MT9V111] = {
{2, /* Bayer 320x240 */
{0x05, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
{4, /* Bayer 640x480 */
{0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
},
};
struct sensor_s {
const char *name;
u8 i2c_addr;
u8 i2c_dum;
u8 gpio[5];
u8 cmd_len;
const struct ucbus_write_cmd *cmd;
};
static const struct sensor_s sensor_tb[] = {
[SENSOR_ICX098BQ] = {
"icx098bp",
0x00, 0x00,
{0,
SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
SQ930_GPIO_DFL_I2C_SDA,
0,
SQ930_GPIO_RSTBAR
},
8, icx098bq_start_0
},
[SENSOR_LZ24BP] = {
"lz24bp",
0x00, 0x00,
{0,
SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
SQ930_GPIO_DFL_I2C_SDA,
0,
SQ930_GPIO_RSTBAR
},
8, lz24bp_start_0
},
[SENSOR_MI0360] = {
"mi0360",
0x5d, 0x80,
{SQ930_GPIO_RSTBAR,
SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
SQ930_GPIO_DFL_I2C_SDA,
0,
0
},
7, mi0360_start_0
},
[SENSOR_MT9V111] = {
"mt9v111",
0x5c, 0x7f,
{SQ930_GPIO_RSTBAR,
SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
SQ930_GPIO_DFL_I2C_SDA,
0,
0
},
7, mi0360_start_0
},
[SENSOR_OV7660] = {
"ov7660",
0x21, 0x00,
{0,
SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
SQ930_GPIO_DFL_I2C_SDA,
0,
SQ930_GPIO_RSTBAR
},
7, ov7660_start_0
},
[SENSOR_OV9630] = {
"ov9630",
0x30, 0x00,
{0,
SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
SQ930_GPIO_DFL_I2C_SDA,
0,
SQ930_GPIO_RSTBAR
},
7, ov9630_start_0
},
};
static void reg_r(struct gspca_dev *gspca_dev,
u16 value, int len)
{
int ret;
if (gspca_dev->usb_err < 0)
return;
ret = usb_control_msg(gspca_dev->dev,
usb_rcvctrlpipe(gspca_dev->dev, 0),
0x0c,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value, 0, gspca_dev->usb_buf, len,
500);
if (ret < 0) {
pr_err("reg_r %04x failed %d\n", value, ret);
gspca_dev->usb_err = ret;
}
}
static void reg_w(struct gspca_dev *gspca_dev, u16 value, u16 index)
{
int ret;
if (gspca_dev->usb_err < 0)
return;
PDEBUG(D_USBO, "reg_w v: %04x i: %04x", value, index);
ret = usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
0x0c, /* request */
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value, index, NULL, 0,
500);
msleep(30);
if (ret < 0) {
pr_err("reg_w %04x %04x failed %d\n", value, index, ret);
gspca_dev->usb_err = ret;
}
}
static void reg_wb(struct gspca_dev *gspca_dev, u16 value, u16 index,
const u8 *data, int len)
{
int ret;
if (gspca_dev->usb_err < 0)
return;
PDEBUG(D_USBO, "reg_wb v: %04x i: %04x %02x...%02x",
value, index, *data, data[len - 1]);
memcpy(gspca_dev->usb_buf, data, len);
ret = usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
0x0c, /* request */
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value, index, gspca_dev->usb_buf, len,
1000);
msleep(30);
if (ret < 0) {
pr_err("reg_wb %04x %04x failed %d\n", value, index, ret);
gspca_dev->usb_err = ret;
}
}
static void i2c_write(struct sd *sd,
const struct i2c_write_cmd *cmd,
int ncmds)
{
struct gspca_dev *gspca_dev = &sd->gspca_dev;
const struct sensor_s *sensor;
u16 val, idx;
u8 *buf;
int ret;
if (gspca_dev->usb_err < 0)
return;
sensor = &sensor_tb[sd->sensor];
val = (sensor->i2c_addr << 8) | SQ930_CTRL_I2C_IO;
idx = (cmd->val & 0xff00) | cmd->reg;
buf = gspca_dev->usb_buf;
*buf++ = sensor->i2c_dum;
*buf++ = cmd->val;
while (--ncmds > 0) {
cmd++;
*buf++ = cmd->reg;
*buf++ = cmd->val >> 8;
*buf++ = sensor->i2c_dum;
*buf++ = cmd->val;
}
PDEBUG(D_USBO, "i2c_w v: %04x i: %04x %02x...%02x",
val, idx, gspca_dev->usb_buf[0], buf[-1]);
ret = usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
0x0c, /* request */
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
val, idx,
gspca_dev->usb_buf, buf - gspca_dev->usb_buf,
500);
if (ret < 0) {
pr_err("i2c_write failed %d\n", ret);
gspca_dev->usb_err = ret;
}
}
static void ucbus_write(struct gspca_dev *gspca_dev,
const struct ucbus_write_cmd *cmd,
int ncmds,
int batchsize)
{
u8 *buf;
u16 val, idx;
int len, ret;
if (gspca_dev->usb_err < 0)
return;
if ((batchsize - 1) * 3 > USB_BUF_SZ) {
PERR("Bug: usb_buf overflow\n");
gspca_dev->usb_err = -ENOMEM;
return;
}
for (;;) {
len = ncmds;
if (len > batchsize)
len = batchsize;
ncmds -= len;
val = (cmd->bw_addr << 8) | SQ930_CTRL_UCBUS_IO;
idx = (cmd->bw_data << 8) | (cmd->bw_addr >> 8);
buf = gspca_dev->usb_buf;
while (--len > 0) {
cmd++;
*buf++ = cmd->bw_addr;
*buf++ = cmd->bw_addr >> 8;
*buf++ = cmd->bw_data;
}
if (buf != gspca_dev->usb_buf)
PDEBUG(D_USBO, "ucbus v: %04x i: %04x %02x...%02x",
val, idx,
gspca_dev->usb_buf[0], buf[-1]);
else
PDEBUG(D_USBO, "ucbus v: %04x i: %04x",
val, idx);
ret = usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
0x0c, /* request */
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
val, idx,
gspca_dev->usb_buf, buf - gspca_dev->usb_buf,
500);
if (ret < 0) {
pr_err("ucbus_write failed %d\n", ret);
gspca_dev->usb_err = ret;
return;
}
msleep(30);
if (ncmds <= 0)
break;
cmd++;
}
}
static void gpio_set(struct sd *sd, u16 val, u16 mask)
{
struct gspca_dev *gspca_dev = &sd->gspca_dev;
if (mask & 0x00ff) {
sd->gpio[0] &= ~mask;
sd->gpio[0] |= val;
reg_w(gspca_dev, 0x0100 | SQ930_CTRL_GPIO,
~sd->gpio[0] << 8);
}
mask >>= 8;
val >>= 8;
if (mask) {
sd->gpio[1] &= ~mask;
sd->gpio[1] |= val;
reg_w(gspca_dev, 0x0300 | SQ930_CTRL_GPIO,
~sd->gpio[1] << 8);
}
}
static void gpio_init(struct sd *sd,
const u8 *gpio)
{
gpio_set(sd, *gpio++, 0x000f);
gpio_set(sd, *gpio++, 0x000f);
gpio_set(sd, *gpio++, 0x000f);
gpio_set(sd, *gpio++, 0x000f);
gpio_set(sd, *gpio, 0x000f);
}
static void bridge_init(struct sd *sd)
{
static const struct ucbus_write_cmd clkfreq_cmd = {
0xf031, 0 /* SQ930_CLKFREQ_60MHZ */
};
ucbus_write(&sd->gspca_dev, &clkfreq_cmd, 1, 1);
gpio_set(sd, SQ930_GPIO_POWER, 0xff00);
}
static void cmos_probe(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int i;
const struct sensor_s *sensor;
static const u8 probe_order[] = {
/* SENSOR_LZ24BP, (tested as ccd) */
SENSOR_OV9630,
SENSOR_MI0360,
SENSOR_OV7660,
SENSOR_MT9V111,
};
for (i = 0; i < ARRAY_SIZE(probe_order); i++) {
sensor = &sensor_tb[probe_order[i]];
ucbus_write(&sd->gspca_dev, sensor->cmd, sensor->cmd_len, 8);
gpio_init(sd, sensor->gpio);
msleep(100);
reg_r(gspca_dev, (sensor->i2c_addr << 8) | 0x001c, 1);
msleep(100);
if (gspca_dev->usb_buf[0] != 0)
break;
}
if (i >= ARRAY_SIZE(probe_order)) {
pr_err("Unknown sensor\n");
gspca_dev->usb_err = -EINVAL;
return;
}
sd->sensor = probe_order[i];
switch (sd->sensor) {
case SENSOR_OV7660:
case SENSOR_OV9630:
pr_err("Sensor %s not yet treated\n",
sensor_tb[sd->sensor].name);
gspca_dev->usb_err = -EINVAL;
break;
}
}
static void mt9v111_init(struct gspca_dev *gspca_dev)
{
int i, nwait;
static const u8 cmd_001b[] = {
0x00, 0x3b, 0xf6, 0x01, 0x03, 0x02, 0x00, 0x00,
0x00, 0x00, 0x00
};
static const u8 cmd_011b[][7] = {
{0x10, 0x01, 0x66, 0x08, 0x00, 0x00, 0x00},
{0x01, 0x00, 0x1a, 0x04, 0x00, 0x00, 0x00},
{0x20, 0x00, 0x10, 0x04, 0x00, 0x00, 0x00},
{0x02, 0x01, 0xae, 0x01, 0x00, 0x00, 0x00},
};
reg_wb(gspca_dev, 0x001b, 0x0000, cmd_001b, sizeof cmd_001b);
for (i = 0; i < ARRAY_SIZE(cmd_011b); i++) {
reg_wb(gspca_dev, 0x001b, 0x0000, cmd_011b[i],
ARRAY_SIZE(cmd_011b[0]));
msleep(400);
nwait = 20;
for (;;) {
reg_r(gspca_dev, 0x031b, 1);
if (gspca_dev->usb_buf[0] == 0
|| gspca_dev->usb_err != 0)
break;
if (--nwait < 0) {
PDEBUG(D_PROBE, "mt9v111_init timeout");
gspca_dev->usb_err = -ETIME;
return;
}
msleep(50);
}
}
}
static void global_init(struct sd *sd, int first_time)
{
switch (sd->sensor) {
case SENSOR_ICX098BQ:
if (first_time)
ucbus_write(&sd->gspca_dev,
icx098bq_start_0,
8, 8);
gpio_init(sd, sensor_tb[sd->sensor].gpio);
break;
case SENSOR_LZ24BP:
if (sd->type != Creative_live_motion)
gpio_set(sd, SQ930_GPIO_EXTRA1, 0x00ff);
else
gpio_set(sd, 0, 0x00ff);
msleep(50);
if (first_time)
ucbus_write(&sd->gspca_dev,
lz24bp_start_0,
8, 8);
gpio_init(sd, sensor_tb[sd->sensor].gpio);
break;
case SENSOR_MI0360:
if (first_time)
ucbus_write(&sd->gspca_dev,
mi0360_start_0,
ARRAY_SIZE(mi0360_start_0),
8);
gpio_init(sd, sensor_tb[sd->sensor].gpio);
gpio_set(sd, SQ930_GPIO_EXTRA2, SQ930_GPIO_EXTRA2);
break;
default:
/* case SENSOR_MT9V111: */
if (first_time)
mt9v111_init(&sd->gspca_dev);
else
gpio_init(sd, sensor_tb[sd->sensor].gpio);
break;
}
}
static void lz24bp_ppl(struct sd *sd, u16 ppl)
{
struct ucbus_write_cmd cmds[2] = {
{0xf810, ppl >> 8},
{0xf811, ppl}
};
ucbus_write(&sd->gspca_dev, cmds, ARRAY_SIZE(cmds), 2);
}
static void setexposure(struct gspca_dev *gspca_dev, s32 expo, s32 gain)
{
struct sd *sd = (struct sd *) gspca_dev;
int i, integclks, intstartclk, frameclks, min_frclk;
const struct sensor_s *sensor;
u16 cmd;
u8 buf[15];
integclks = expo;
i = 0;
cmd = SQ930_CTRL_SET_EXPOSURE;
switch (sd->sensor) {
case SENSOR_ICX098BQ: /* ccd */
case SENSOR_LZ24BP:
min_frclk = sd->sensor == SENSOR_ICX098BQ ? 0x210 : 0x26f;
if (integclks >= min_frclk) {
intstartclk = 0;
frameclks = integclks;
} else {
intstartclk = min_frclk - integclks;
frameclks = min_frclk;
}
buf[i++] = intstartclk >> 8;
buf[i++] = intstartclk;
buf[i++] = frameclks >> 8;
buf[i++] = frameclks;
buf[i++] = gain;
break;
default: /* cmos */
/* case SENSOR_MI0360: */
/* case SENSOR_MT9V111: */
cmd |= 0x0100;
sensor = &sensor_tb[sd->sensor];
buf[i++] = sensor->i2c_addr; /* i2c_slave_addr */
buf[i++] = 0x08; /* 2 * ni2c */
buf[i++] = 0x09; /* reg = shutter width */
buf[i++] = integclks >> 8; /* val H */
buf[i++] = sensor->i2c_dum;
buf[i++] = integclks; /* val L */
buf[i++] = 0x35; /* reg = global gain */
buf[i++] = 0x00; /* val H */
buf[i++] = sensor->i2c_dum;
buf[i++] = 0x80 + gain / 2; /* val L */
buf[i++] = 0x00;
buf[i++] = 0x00;
buf[i++] = 0x00;
buf[i++] = 0x00;
buf[i++] = 0x83;
break;
}
reg_wb(gspca_dev, cmd, 0, buf, i);
}
/* This function is called at probe time just before sd_init */
static int sd_config(struct gspca_dev *gspca_dev,
const struct usb_device_id *id)
{
struct sd *sd = (struct sd *) gspca_dev;
struct cam *cam = &gspca_dev->cam;
sd->sensor = id->driver_info >> 8;
sd->type = id->driver_info;
cam->cam_mode = vga_mode;
cam->nmodes = ARRAY_SIZE(vga_mode);
cam->bulk = 1;
return 0;
}
/* this function is called at probe and resume time */
static int sd_init(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->gpio[0] = sd->gpio[1] = 0xff; /* force gpio rewrite */
/*fixme: is this needed for icx098bp and mi0360?
if (sd->sensor != SENSOR_LZ24BP)
reg_w(gspca_dev, SQ930_CTRL_RESET, 0x0000);
*/
reg_r(gspca_dev, SQ930_CTRL_GET_DEV_INFO, 8);
if (gspca_dev->usb_err < 0)
return gspca_dev->usb_err;
/* it returns:
* 03 00 12 93 0b f6 c9 00 live! ultra
* 03 00 07 93 0b f6 ca 00 live! ultra for notebook
* 03 00 12 93 0b fe c8 00 Trust WB-3500T
* 02 00 06 93 0b fe c8 00 Joy-IT 318S
* 03 00 12 93 0b f6 cf 00 icam tracer - sensor icx098bq
* 02 00 12 93 0b fe cf 00 ProQ Motion Webcam
*
* byte
* 0: 02 = usb 1.0 (12Mbit) / 03 = usb2.0 (480Mbit)
* 1: 00
* 2: 06 / 07 / 12 = mode webcam? firmware??
* 3: 93 chip = 930b (930b or 930c)
* 4: 0b
* 5: f6 = cdd (icx098bq, lz24bp) / fe or de = cmos (i2c) (other sensors)
* 6: c8 / c9 / ca / cf = mode webcam?, sensor? webcam?
* 7: 00
*/
PDEBUG(D_PROBE, "info: %*ph", 8, gspca_dev->usb_buf);
bridge_init(sd);
if (sd->sensor == SENSOR_MI0360) {
/* no sensor probe for icam tracer */
if (gspca_dev->usb_buf[5] == 0xf6) /* if ccd */
sd->sensor = SENSOR_ICX098BQ;
else
cmos_probe(gspca_dev);
}
if (gspca_dev->usb_err >= 0) {
PDEBUG(D_PROBE, "Sensor %s", sensor_tb[sd->sensor].name);
global_init(sd, 1);
}
return gspca_dev->usb_err;
}
/* send the start/stop commands to the webcam */
static void send_start(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
const struct cap_s *cap;
int mode;
mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
cap = &capconfig[sd->sensor][mode];
reg_wb(gspca_dev, 0x0900 | SQ930_CTRL_CAP_START,
0x0a00 | cap->cc_sizeid,
cap->cc_bytes, 32);
}
static void send_stop(struct gspca_dev *gspca_dev)
{
reg_w(gspca_dev, SQ930_CTRL_CAP_STOP, 0);
}
/* function called at start time before URB creation */
static int sd_isoc_init(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
gspca_dev->cam.bulk_nurbs = 1; /* there must be one URB only */
sd->do_ctrl = 0;
gspca_dev->cam.bulk_size = gspca_dev->width * gspca_dev->height + 8;
return 0;
}
/* start the capture */
static int sd_start(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int mode;
bridge_init(sd);
global_init(sd, 0);
msleep(100);
switch (sd->sensor) {
case SENSOR_ICX098BQ:
ucbus_write(gspca_dev, icx098bq_start_0,
ARRAY_SIZE(icx098bq_start_0),
8);
ucbus_write(gspca_dev, icx098bq_start_1,
ARRAY_SIZE(icx098bq_start_1),
5);
ucbus_write(gspca_dev, icx098bq_start_2,
ARRAY_SIZE(icx098bq_start_2),
6);
msleep(50);
/* 1st start */
send_start(gspca_dev);
gpio_set(sd, SQ930_GPIO_EXTRA2 | SQ930_GPIO_RSTBAR, 0x00ff);
msleep(70);
reg_w(gspca_dev, SQ930_CTRL_CAP_STOP, 0x0000);
gpio_set(sd, 0x7f, 0x00ff);
/* 2nd start */
send_start(gspca_dev);
gpio_set(sd, SQ930_GPIO_EXTRA2 | SQ930_GPIO_RSTBAR, 0x00ff);
goto out;
case SENSOR_LZ24BP:
ucbus_write(gspca_dev, lz24bp_start_0,
ARRAY_SIZE(lz24bp_start_0),
8);
if (sd->type != Creative_live_motion)
ucbus_write(gspca_dev, lz24bp_start_1_gen,
ARRAY_SIZE(lz24bp_start_1_gen),
5);
else
ucbus_write(gspca_dev, lz24bp_start_1_clm,
ARRAY_SIZE(lz24bp_start_1_clm),
5);
ucbus_write(gspca_dev, lz24bp_start_2,
ARRAY_SIZE(lz24bp_start_2),
6);
mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
lz24bp_ppl(sd, mode == 1 ? 0x0564 : 0x0310);
msleep(10);
break;
case SENSOR_MI0360:
ucbus_write(gspca_dev, mi0360_start_0,
ARRAY_SIZE(mi0360_start_0),
8);
i2c_write(sd, mi0360_init_23,
ARRAY_SIZE(mi0360_init_23));
i2c_write(sd, mi0360_init_24,
ARRAY_SIZE(mi0360_init_24));
i2c_write(sd, mi0360_init_25,
ARRAY_SIZE(mi0360_init_25));
ucbus_write(gspca_dev, mi0360_start_1,
ARRAY_SIZE(mi0360_start_1),
5);
i2c_write(sd, mi0360_start_2,
ARRAY_SIZE(mi0360_start_2));
i2c_write(sd, mi0360_start_3,
ARRAY_SIZE(mi0360_start_3));
/* 1st start */
send_start(gspca_dev);
msleep(60);
send_stop(gspca_dev);
i2c_write(sd,
mi0360_start_4, ARRAY_SIZE(mi0360_start_4));
break;
default:
/* case SENSOR_MT9V111: */
ucbus_write(gspca_dev, mi0360_start_0,
ARRAY_SIZE(mi0360_start_0),
8);
i2c_write(sd, mt9v111_init_0,
ARRAY_SIZE(mt9v111_init_0));
i2c_write(sd, mt9v111_init_1,
ARRAY_SIZE(mt9v111_init_1));
i2c_write(sd, mt9v111_init_2,
ARRAY_SIZE(mt9v111_init_2));
ucbus_write(gspca_dev, mt9v111_start_1,
ARRAY_SIZE(mt9v111_start_1),
5);
i2c_write(sd, mt9v111_init_3,
ARRAY_SIZE(mt9v111_init_3));
i2c_write(sd, mt9v111_init_4,
ARRAY_SIZE(mt9v111_init_4));
break;
}
send_start(gspca_dev);
out:
msleep(1000);
if (sd->sensor == SENSOR_MT9V111)
gpio_set(sd, SQ930_GPIO_DFL_LED, SQ930_GPIO_DFL_LED);
sd->do_ctrl = 1; /* set the exposure */
return gspca_dev->usb_err;
}
static void sd_stopN(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
if (sd->sensor == SENSOR_MT9V111)
gpio_set(sd, 0, SQ930_GPIO_DFL_LED);
send_stop(gspca_dev);
}
/* function called when the application gets a new frame */
/* It sets the exposure if required and restart the bulk transfer. */
static void sd_dq_callback(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int ret;
if (!sd->do_ctrl || gspca_dev->cam.bulk_nurbs != 0)
return;
sd->do_ctrl = 0;
setexposure(gspca_dev, v4l2_ctrl_g_ctrl(sd->exposure),
v4l2_ctrl_g_ctrl(sd->gain));
gspca_dev->cam.bulk_nurbs = 1;
ret = usb_submit_urb(gspca_dev->urb[0], GFP_ATOMIC);
if (ret < 0)
pr_err("sd_dq_callback() err %d\n", ret);
/* wait a little time, otherwise the webcam crashes */
msleep(100);
}
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
u8 *data, /* isoc packet */
int len) /* iso packet length */
{
struct sd *sd = (struct sd *) gspca_dev;
if (sd->do_ctrl)
gspca_dev->cam.bulk_nurbs = 0;
gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0);
gspca_frame_add(gspca_dev, INTER_PACKET, data, len - 8);
gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
}
static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct gspca_dev *gspca_dev =
container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
struct sd *sd = (struct sd *) gspca_dev;
gspca_dev->usb_err = 0;
if (!gspca_dev->streaming)
return 0;
switch (ctrl->id) {
case V4L2_CID_EXPOSURE:
setexposure(gspca_dev, ctrl->val, sd->gain->val);
break;
}
return gspca_dev->usb_err;
}
static const struct v4l2_ctrl_ops sd_ctrl_ops = {
.s_ctrl = sd_s_ctrl,
};
static int sd_init_controls(struct gspca_dev *gspca_dev)
{
struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
struct sd *sd = (struct sd *) gspca_dev;
gspca_dev->vdev.ctrl_handler = hdl;
v4l2_ctrl_handler_init(hdl, 2);
sd->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_EXPOSURE, 1, 0xfff, 1, 0x356);
sd->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_GAIN, 1, 255, 1, 0x8d);
if (hdl->error) {
pr_err("Could not initialize controls\n");
return hdl->error;
}
v4l2_ctrl_cluster(2, &sd->exposure);
return 0;
}
/* sub-driver description */
static const struct sd_desc sd_desc = {
.name = MODULE_NAME,
.config = sd_config,
.init = sd_init,
.init_controls = sd_init_controls,
.isoc_init = sd_isoc_init,
.start = sd_start,
.stopN = sd_stopN,
.pkt_scan = sd_pkt_scan,
.dq_callback = sd_dq_callback,
};
/* Table of supported USB devices */
#define ST(sensor, type) \
.driver_info = (SENSOR_ ## sensor << 8) \
| (type)
static const struct usb_device_id device_table[] = {
{USB_DEVICE(0x041e, 0x4038), ST(MI0360, 0)},
{USB_DEVICE(0x041e, 0x403c), ST(LZ24BP, 0)},
{USB_DEVICE(0x041e, 0x403d), ST(LZ24BP, 0)},
{USB_DEVICE(0x041e, 0x4041), ST(LZ24BP, Creative_live_motion)},
{USB_DEVICE(0x2770, 0x930b), ST(MI0360, 0)},
{USB_DEVICE(0x2770, 0x930c), ST(MI0360, 0)},
{}
};
MODULE_DEVICE_TABLE(usb, device_table);
/* -- device connect -- */
static int sd_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
THIS_MODULE);
}
static struct usb_driver sd_driver = {
.name = MODULE_NAME,
.id_table = device_table,
.probe = sd_probe,
.disconnect = gspca_disconnect,
#ifdef CONFIG_PM
.suspend = gspca_suspend,
.resume = gspca_resume,
.reset_resume = gspca_resume,
#endif
};
module_usb_driver(sd_driver);