diff options
Diffstat (limited to 'drivers/media/video/gspca/sq930x.c')
| -rw-r--r-- | drivers/media/video/gspca/sq930x.c | 1402 |
1 files changed, 1402 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/sq930x.c b/drivers/media/video/gspca/sq930x.c new file mode 100644 index 000000000000..37cee5e063cf --- /dev/null +++ b/drivers/media/video/gspca/sq930x.c @@ -0,0 +1,1402 @@ +/* + * 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 MODULE_NAME "sq930x" + +#include "gspca.h" +#include "jpeg.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"); + +#define BULK_TRANSFER_LEN 5128 + +/* Structure to hold all of our device specific stuff */ +struct sd { + struct gspca_dev gspca_dev; /* !! must be the first item */ + + u16 expo; + u8 gain; + + u8 quality; /* webcam quality 0..3 */ +#define QUALITY_DEF 1 + + u8 gpio[2]; + + u8 eof_len; + u8 do_ctrl; + + u8 sensor; +enum { + SENSOR_ICX098BQ, + SENSOR_LZ24BP, + SENSOR_MI0360, + SENSOR_MT9V111, + SENSOR_OV7660, + SENSOR_OV9630, +} sensors; + u8 type; +#define Generic 0 +#define Creative_live_motion 1 + + u8 jpeg_hdr[JPEG_HDR_SZ]; +}; + +static int sd_setexpo(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getexpo(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val); + +static const struct ctrl sd_ctrls[] = { + { + { + .id = V4L2_CID_EXPOSURE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Exposure", + .minimum = 0x0001, + .maximum = 0x0fff, + .step = 1, +#define EXPO_DEF 0x027d + .default_value = EXPO_DEF, + }, + .set = sd_setexpo, + .get = sd_getexpo, + }, + { + { + .id = V4L2_CID_GAIN, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Gain", + .minimum = 0x01, + .maximum = 0xff, + .step = 1, +#define GAIN_DEF 0x61 + .default_value = GAIN_DEF, + }, + .set = sd_setgain, + .get = sd_getgain, + }, +}; + +static struct v4l2_pix_format vga_mode[] = { + {160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 160, + .sizeimage = 160 * 120 * 5 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG, + .priv = 0}, + {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 320, + .sizeimage = 320 * 240 * 4 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG, + .priv = 1}, + {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 640, + .sizeimage = 640 * 480 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG, + .priv = 2}, +}; + +/* JPEG quality indexed by webcam quality */ +#define QUAL_0 90 +#define QUAL_1 85 +#define QUAL_2 75 +#define QUAL_3 70 +static const u8 quality_tb[4] = { QUAL_0, QUAL_1, QUAL_2, QUAL_3 }; + +/* 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 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}, /* 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} +}; + +static const struct cap_s { + u8 cc_sizeid; + u8 cc_bytes[32]; +} capconfig[4][3] = { + [SENSOR_ICX098BQ] = { + {0, /* JPEG, 160x120 */ + {0x01, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee, + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x02, 0x8b, 0x00, 0x8b, 0x00, 0x41, 0x01, 0x41, + 0x01, 0x41, 0x01, 0x05, 0x40, 0x01, 0xf0, 0x00} }, + {2, /* JPEG, 320x240 */ + {0x01, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee, + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x02, 0xdf, 0x01, 0x00, 0x00, 0x3f, 0x01, 0x3f, + 0x01, 0x00, 0x00, 0x05, 0x40, 0x01, 0xf0, 0x00} }, + {4, /* JPEG, 640x480 */ + {0x01, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xf0, + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x07, 0xe1, 0x01, 0xe1, 0x01, 0x3f, 0x01, 0x3f, + 0x01, 0x3f, 0x01, 0x05, 0x80, 0x02, 0xe0, 0x01} }, + }, + [SENSOR_LZ24BP] = { + {0, /* JPEG, 160x120 */ + {0x01, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee, + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x02, 0x8b, 0x00, 0x8b, 0x00, 0x41, 0x01, 0x41, + 0x01, 0x41, 0x01, 0x05, 0x40, 0x01, 0xf0, 0x00} }, + {2, /* JPEG, 320x240 */ + {0x01, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xee, + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x02, 0xdf, 0x01, 0x00, 0x00, 0x3f, 0x01, 0x3f, + 0x01, 0x00, 0x00, 0x05, 0x40, 0x01, 0xf0, 0x00} }, + {4, /* JPEG, 640x480 */ + {0x01, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xf0, + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x07, 0xe1, 0x01, 0xe1, 0x01, 0x3f, 0x01, 0x3f, + 0x01, 0x3f, 0x01, 0x05, 0x80, 0x02, 0xe0, 0x01} }, + }, + [SENSOR_MI0360] = { + {0, /* JPEG, 160x120 */ + {0x05, 0x3d, 0x20, 0x0b, 0x00, 0xbd, 0x02, 0x0b, + 0x02, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x02, 0x01, 0x01, 0x01, 0x01, 0x9f, 0x00, 0x9f, + 0x00, 0x9f, 0x01, 0x05, 0xa0, 0x00, 0x80, 0x00} }, + {2, /* JPEG, 320x240 */ + {0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1, +/*fixme 03 e3 */ + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x02, 0xdf, 0x01, 0x00, 0x00, 0x3f, 0x01, 0x3f, + 0x01, 0x00, 0x00, 0x05, 0x40, 0x01, 0xf0, 0x00} }, + {4, /* JPEG, 640x480 */ + {0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe3, + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x07, 0xe1, 0x01, 0xe1, 0x01, 0x3f, 0x01, 0x3f, + 0x01, 0x3f, 0x01, 0x05, 0x80, 0x02, 0xe0, 0x01} }, + }, + [SENSOR_MT9V111] = { + {0, /* JPEG, 160x120 */ + {0x05, 0x3d, 0x20, 0x0b, 0x00, 0xbd, 0x02, 0x0b, + 0x02, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x02, 0x01, 0x01, 0x01, 0x01, 0x9f, 0x00, 0x9f, + 0x00, 0x9f, 0x01, 0x05, 0xa0, 0x00, 0x80, 0x00} }, + {2, /* JPEG, 320x240 */ + {0x01, 0x02, 0x20, 0x03, 0x20, 0x82, 0x02, 0xe3, + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x02, 0xdf, 0x01, 0x00, 0x00, 0x3f, 0x01, 0x3f, + 0x01, 0x00, 0x00, 0x05, 0x40, 0x01, 0xf0, 0x00} }, + {4, /* JPEG, 640x480 */ + {0x01, 0x02, 0x20, 0x03, 0x20, 0x82, 0x02, 0xe3, + 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8, + 0x07, 0xe1, 0x01, 0xe1, 0x01, 0x3f, 0x01, 0x3f, + 0x01, 0x3f, 0x01, 0x05, 0x80, 0x02, 0xe0, 0x01} }, + }, +}; + +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) { + PDEBUG(D_ERR, "reg_r %04x failed %d", 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) { + PDEBUG(D_ERR, "reg_w %04x %04x failed %d", 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) { + PDEBUG(D_ERR, "reg_wb %04x %04x failed %d", 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) { + PDEBUG(D_ERR, "i2c_write failed %d", 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; + +#ifdef GSPCA_DEBUG + if ((batchsize - 1) * 3 > USB_BUF_SZ) { + err("Bug: usb_buf overflow"); + gspca_dev->usb_err = -ENOMEM; + return; + } +#endif + + 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) { + PDEBUG(D_ERR, "ucbus_write failed %d", 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)) + PDEBUG(D_PROBE, "Unknown sensor"); + else + sd->sensor = probe_order[i]; +} + +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) +{ + 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 = sd->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++] = sd->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++] = sd->gain; /* 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; + cam->bulk_size = BULK_TRANSFER_LEN; +/* cam->bulk_nurbs = 2; fixme: if no setexpo sync */ + + sd->quality = QUALITY_DEF; + sd->gain = GAIN_DEF; + sd->expo = EXPO_DEF; + + 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); +/* 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: %02x %02x %02x %02x %02x %02x %02x %02x", + gspca_dev->usb_buf[0], + gspca_dev->usb_buf[1], + gspca_dev->usb_buf[2], + gspca_dev->usb_buf[3], + gspca_dev->usb_buf[4], + gspca_dev->usb_buf[5], + gspca_dev->usb_buf[6], + gspca_dev->usb_buf[7]); + + bridge_init(sd); + + if (sd->sensor == SENSOR_MI0360) { + + /* no sensor probe for icam tracer */ + if (gspca_dev->usb_buf[5] == 0xf6) { /* if CMOS */ + sd->sensor = SENSOR_ICX098BQ; + gspca_dev->cam.cam_mode = &vga_mode[1]; + gspca_dev->cam.nmodes = 1; /* only 320x240 */ + } else { + cmos_probe(gspca_dev); + } + } + + PDEBUG(D_PROBE, "Sensor %s", sensor_tb[sd->sensor].name); + + global_init(sd, 1); + return gspca_dev->usb_err; +} + +/* special function to create the quantization tables of the JPEG header */ +static void sd_jpeg_set_qual(u8 *jpeg_hdr, + int quality) +{ + int i, sc1, sc2; + + quality = quality_tb[quality]; /* convert to JPEG quality */ +/* + * approximative qualities for Y and U/V: + * quant = 0:94%/91% 1:91%/87% 2:82%/73% 3:69%/56% + * should have: + * quant = 0:94%/91% 1:91%/87.5% 2:81.5%/72% 3:69%/54.5% + */ + sc1 = 200 - quality * 2; + quality = quality * 7 / 5 - 40; /* UV quality */ + sc2 = 200 - quality * 2; + for (i = 0; i < 64; i++) { + jpeg_hdr[JPEG_QT0_OFFSET + i] = + (jpeg_head[JPEG_QT0_OFFSET + i] * sc1 + 50) / 100; + jpeg_hdr[JPEG_QT1_OFFSET + i] = + (jpeg_head[JPEG_QT1_OFFSET + i] * sc2 + 50) / 100; + } +} + +/* 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, quality; + + mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv; + cap = &capconfig[sd->sensor][mode]; + quality = sd->quality; + reg_wb(gspca_dev, (quality << 12) + | 0x0a00 /* 900 for Bayer */ + | SQ930_CTRL_CAP_START, + 0x0500 /* a00 for Bayer */ + | 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; + return 0; +} + +/* start the capture */ +static int sd_start(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + int mode; + + /* initialize the JPEG header */ + jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width, + 0x21); /* JPEG 422 */ + sd_jpeg_set_qual(sd->jpeg_hdr, sd->quality); + + 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 == 2 ? 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); + reg_w(gspca_dev, SQ930_CTRL_CAP_STOP, 0x0000); + + 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), + 8); + 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); + + sd->eof_len = 0; /* init packet scan */ + + 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); + + gspca_dev->cam.bulk_nurbs = 1; + ret = usb_submit_urb(gspca_dev->urb[0], GFP_ATOMIC); + if (ret < 0) + PDEBUG(D_ERR|D_PACK, "sd_dq_callback() err %d", ret); + + /* wait a little time, otherwise the webcam crashes */ + msleep(100); +} + +/* move a packet adding 0x00 after 0xff */ +static void add_packet(struct gspca_dev *gspca_dev, + u8 *data, + int len) +{ + int i; + + i = 0; + do { + if (data[i] == 0xff) { + gspca_frame_add(gspca_dev, INTER_PACKET, + data, i + 1); + len -= i; + data += i; + *data = 0x00; + i = 0; + } + } while (++i < len); + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); +} + +/* end a frame and start a new one */ +static void eof_sof(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + static const u8 ffd9[] = {0xff, 0xd9}; + + /* if control set, stop bulk transfer */ + if (sd->do_ctrl + && gspca_dev->last_packet_type == INTER_PACKET) + gspca_dev->cam.bulk_nurbs = 0; + gspca_frame_add(gspca_dev, LAST_PACKET, + ffd9, 2); + gspca_frame_add(gspca_dev, FIRST_PACKET, + sd->jpeg_hdr, JPEG_HDR_SZ); +} + +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; + u8 *p; + int l; + + len -= 8; /* ignore last 8 bytes (00 00 55 aa 55 aa 00 00) */ + + /* + * the end/start of frame is indicated by + * 0x00 * 16 - 0xab * 8 + * aligned on 8 bytes boundary + */ + if (sd->eof_len != 0) { /* if 'abababab' in previous pkt */ + if (*((u32 *) data) == 0xabababab) { + /*fixme: should remove previous 0000ababab*/ + eof_sof(gspca_dev); + data += 4; + len -= 4; + } + sd->eof_len = 0; + } + p = data; + l = len; + for (;;) { + if (*((u32 *) p) == 0xabababab) { + if (l < 8) { /* (may be 4 only) */ + sd->eof_len = 1; + break; + } + if (*((u32 *) p + 1) == 0xabababab) { + add_packet(gspca_dev, data, p - data - 16); + /* remove previous zeros */ + eof_sof(gspca_dev); + p += 8; + l -= 8; + if (l <= 0) + return; + len = l; + data = p; + continue; + } + } + p += 4; + l -= 4; + if (l <= 0) + break; + } + add_packet(gspca_dev, data, len); +} + +static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->gain = val; + if (gspca_dev->streaming) + sd->do_ctrl = 1; + return 0; +} + +static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->gain; + return 0; +} +static int sd_setexpo(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->expo = val; + if (gspca_dev->streaming) + sd->do_ctrl = 1; + return 0; +} + +static int sd_getexpo(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->expo; + return 0; +} + +static int sd_set_jcomp(struct gspca_dev *gspca_dev, + struct v4l2_jpegcompression *jcomp) +{ + struct sd *sd = (struct sd *) gspca_dev; + int quality; + + if (jcomp->quality >= (QUAL_0 + QUAL_1) / 2) + quality = 0; + else if (jcomp->quality >= (QUAL_1 + QUAL_2) / 2) + quality = 1; + else if (jcomp->quality >= (QUAL_2 + QUAL_3) / 2) + quality = 2; + else + quality = 3; + + if (quality != sd->quality) { + sd->quality = quality; + if (gspca_dev->streaming) { + send_stop(gspca_dev); + sd_jpeg_set_qual(sd->jpeg_hdr, sd->quality); + msleep(70); + send_start(gspca_dev); + } + } + return gspca_dev->usb_err; +} + +static int sd_get_jcomp(struct gspca_dev *gspca_dev, + struct v4l2_jpegcompression *jcomp) +{ + struct sd *sd = (struct sd *) gspca_dev; + + memset(jcomp, 0, sizeof *jcomp); + jcomp->quality = quality_tb[sd->quality]; + jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT + | V4L2_JPEG_MARKER_DQT; + return 0; +} + +/* sub-driver description */ +static const struct sd_desc sd_desc = { + .name = MODULE_NAME, + .ctrls = sd_ctrls, + .nctrls = ARRAY_SIZE(sd_ctrls), + .config = sd_config, + .init = sd_init, + .isoc_init = sd_isoc_init, + .start = sd_start, + .stopN = sd_stopN, + .pkt_scan = sd_pkt_scan, + .dq_callback = sd_dq_callback, + .get_jcomp = sd_get_jcomp, + .set_jcomp = sd_set_jcomp, +}; + +/* Table of supported USB devices */ +#define ST(sensor, type) \ + .driver_info = (SENSOR_ ## sensor << 8) \ + | (type) +static const __devinitdata 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, +#endif +}; + +/* -- module insert / remove -- */ +static int __init sd_mod_init(void) +{ + int ret; + + ret = usb_register(&sd_driver); + if (ret < 0) + return ret; + info("registered"); + return 0; +} +static void __exit sd_mod_exit(void) +{ + usb_deregister(&sd_driver); + info("deregistered"); +} + +module_init(sd_mod_init); +module_exit(sd_mod_exit); |