--- /dev/null
+/*
+ * 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->pixfmt.width *
+ gspca_dev->pixfmt.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);
Code Review / kvmfornfv.git / blobdiff