diff options
Diffstat (limited to 'drivers/media/usb/gspca/ov534_9.c')
| -rw-r--r-- | drivers/media/usb/gspca/ov534_9.c | 1500 |
1 files changed, 1500 insertions, 0 deletions
diff --git a/drivers/media/usb/gspca/ov534_9.c b/drivers/media/usb/gspca/ov534_9.c new file mode 100644 index 0000000..c4cd028 --- /dev/null +++ b/drivers/media/usb/gspca/ov534_9.c @@ -0,0 +1,1500 @@ +/* + * ov534-ov9xxx gspca driver + * + * Copyright (C) 2009-2011 Jean-Francois Moine http://moinejf.free.fr + * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it> + * Copyright (C) 2008 Jim Paris <jim@jtan.com> + * + * Based on a prototype written by Mark Ferrell <majortrips@gmail.com> + * USB protocol reverse engineered by Jim Paris <jim@jtan.com> + * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/ + * + * 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 "ov534_9" + +#include "gspca.h" + +#define OV534_REG_ADDRESS 0xf1 /* sensor address */ +#define OV534_REG_SUBADDR 0xf2 +#define OV534_REG_WRITE 0xf3 +#define OV534_REG_READ 0xf4 +#define OV534_REG_OPERATION 0xf5 +#define OV534_REG_STATUS 0xf6 + +#define OV534_OP_WRITE_3 0x37 +#define OV534_OP_WRITE_2 0x33 +#define OV534_OP_READ_2 0xf9 + +#define CTRL_TIMEOUT 500 + +MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>"); +MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver"); +MODULE_LICENSE("GPL"); + +/* specific webcam descriptor */ +struct sd { + struct gspca_dev gspca_dev; /* !! must be the first item */ + __u32 last_pts; + u8 last_fid; + + u8 sensor; +}; +enum sensors { + SENSOR_OV965x, /* ov9657 */ + SENSOR_OV971x, /* ov9712 */ + SENSOR_OV562x, /* ov5621 */ + NSENSORS +}; + +static const struct v4l2_pix_format ov965x_mode[] = { +#define QVGA_MODE 0 + {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 320, + .sizeimage = 320 * 240 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG}, +#define VGA_MODE 1 + {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 640, + .sizeimage = 640 * 480 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG}, +#define SVGA_MODE 2 + {800, 600, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 800, + .sizeimage = 800 * 600 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG}, +#define XGA_MODE 3 + {1024, 768, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 1024, + .sizeimage = 1024 * 768 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG}, +#define SXGA_MODE 4 + {1280, 1024, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 1280, + .sizeimage = 1280 * 1024 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG}, +}; + +static const struct v4l2_pix_format ov971x_mode[] = { + {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, + .bytesperline = 640, + .sizeimage = 640 * 480, + .colorspace = V4L2_COLORSPACE_SRGB + } +}; + +static const struct v4l2_pix_format ov562x_mode[] = { + {2592, 1680, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, + .bytesperline = 2592, + .sizeimage = 2592 * 1680, + .colorspace = V4L2_COLORSPACE_SRGB + } +}; + +static const u8 bridge_init[][2] = { + {0x88, 0xf8}, + {0x89, 0xff}, + {0x76, 0x03}, + {0x92, 0x03}, + {0x95, 0x10}, + {0xe2, 0x00}, + {0xe7, 0x3e}, + {0x8d, 0x1c}, + {0x8e, 0x00}, + {0x8f, 0x00}, + {0x1f, 0x00}, + {0xc3, 0xf9}, + {0x89, 0xff}, + {0x88, 0xf8}, + {0x76, 0x03}, + {0x92, 0x01}, + {0x93, 0x18}, + {0x1c, 0x0a}, + {0x1d, 0x48}, + {0xc0, 0x50}, + {0xc1, 0x3c}, + {0x34, 0x05}, + {0xc2, 0x0c}, + {0xc3, 0xf9}, + {0x34, 0x05}, + {0xe7, 0x2e}, + {0x31, 0xf9}, + {0x35, 0x02}, + {0xd9, 0x10}, + {0x25, 0x42}, + {0x94, 0x11}, +}; + +static const u8 ov965x_init[][2] = { + {0x12, 0x80}, /* com7 - SSCB reset */ + {0x00, 0x00}, /* gain */ + {0x01, 0x80}, /* blue */ + {0x02, 0x80}, /* red */ + {0x03, 0x1b}, /* vref */ + {0x04, 0x03}, /* com1 - exposure low bits */ + {0x0b, 0x57}, /* ver */ + {0x0e, 0x61}, /* com5 */ + {0x0f, 0x42}, /* com6 */ + {0x11, 0x00}, /* clkrc */ + {0x12, 0x02}, /* com7 - 15fps VGA YUYV */ + {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ + {0x14, 0x28}, /* com9 */ + {0x16, 0x24}, /* reg16 */ + {0x17, 0x1d}, /* hstart*/ + {0x18, 0xbd}, /* hstop */ + {0x19, 0x01}, /* vstrt */ + {0x1a, 0x81}, /* vstop*/ + {0x1e, 0x04}, /* mvfp */ + {0x24, 0x3c}, /* aew */ + {0x25, 0x36}, /* aeb */ + {0x26, 0x71}, /* vpt */ + {0x27, 0x08}, /* bbias */ + {0x28, 0x08}, /* gbbias */ + {0x29, 0x15}, /* gr com */ + {0x2a, 0x00}, /* exhch */ + {0x2b, 0x00}, /* exhcl */ + {0x2c, 0x08}, /* rbias */ + {0x32, 0xff}, /* href */ + {0x33, 0x00}, /* chlf */ + {0x34, 0x3f}, /* aref1 */ + {0x35, 0x00}, /* aref2 */ + {0x36, 0xf8}, /* aref3 */ + {0x38, 0x72}, /* adc2 */ + {0x39, 0x57}, /* aref4 */ + {0x3a, 0x80}, /* tslb - yuyv */ + {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */ + {0x3d, 0x99}, /* com13 */ + {0x3f, 0xc1}, /* edge */ + {0x40, 0xc0}, /* com15 */ + {0x41, 0x40}, /* com16 */ + {0x42, 0xc0}, /* com17 */ + {0x43, 0x0a}, /* rsvd */ + {0x44, 0xf0}, + {0x45, 0x46}, + {0x46, 0x62}, + {0x47, 0x2a}, + {0x48, 0x3c}, + {0x4a, 0xfc}, + {0x4b, 0xfc}, + {0x4c, 0x7f}, + {0x4d, 0x7f}, + {0x4e, 0x7f}, + {0x4f, 0x98}, /* matrix */ + {0x50, 0x98}, + {0x51, 0x00}, + {0x52, 0x28}, + {0x53, 0x70}, + {0x54, 0x98}, + {0x58, 0x1a}, /* matrix coef sign */ + {0x59, 0x85}, /* AWB control */ + {0x5a, 0xa9}, + {0x5b, 0x64}, + {0x5c, 0x84}, + {0x5d, 0x53}, + {0x5e, 0x0e}, + {0x5f, 0xf0}, /* AWB blue limit */ + {0x60, 0xf0}, /* AWB red limit */ + {0x61, 0xf0}, /* AWB green limit */ + {0x62, 0x00}, /* lcc1 */ + {0x63, 0x00}, /* lcc2 */ + {0x64, 0x02}, /* lcc3 */ + {0x65, 0x16}, /* lcc4 */ + {0x66, 0x01}, /* lcc5 */ + {0x69, 0x02}, /* hv */ + {0x6b, 0x5a}, /* dbvl */ + {0x6c, 0x04}, + {0x6d, 0x55}, + {0x6e, 0x00}, + {0x6f, 0x9d}, + {0x70, 0x21}, /* dnsth */ + {0x71, 0x78}, + {0x72, 0x00}, /* poidx */ + {0x73, 0x01}, /* pckdv */ + {0x74, 0x3a}, /* xindx */ + {0x75, 0x35}, /* yindx */ + {0x76, 0x01}, + {0x77, 0x02}, + {0x7a, 0x12}, /* gamma curve */ + {0x7b, 0x08}, + {0x7c, 0x16}, + {0x7d, 0x30}, + {0x7e, 0x5e}, + {0x7f, 0x72}, + {0x80, 0x82}, + {0x81, 0x8e}, + {0x82, 0x9a}, + {0x83, 0xa4}, + {0x84, 0xac}, + {0x85, 0xb8}, + {0x86, 0xc3}, + {0x87, 0xd6}, + {0x88, 0xe6}, + {0x89, 0xf2}, + {0x8a, 0x03}, + {0x8c, 0x89}, /* com19 */ + {0x14, 0x28}, /* com9 */ + {0x90, 0x7d}, + {0x91, 0x7b}, + {0x9d, 0x03}, /* lcc6 */ + {0x9e, 0x04}, /* lcc7 */ + {0x9f, 0x7a}, + {0xa0, 0x79}, + {0xa1, 0x40}, /* aechm */ + {0xa4, 0x50}, /* com21 */ + {0xa5, 0x68}, /* com26 */ + {0xa6, 0x4a}, /* AWB green */ + {0xa8, 0xc1}, /* refa8 */ + {0xa9, 0xef}, /* refa9 */ + {0xaa, 0x92}, + {0xab, 0x04}, + {0xac, 0x80}, /* black level control */ + {0xad, 0x80}, + {0xae, 0x80}, + {0xaf, 0x80}, + {0xb2, 0xf2}, + {0xb3, 0x20}, + {0xb4, 0x20}, /* ctrlb4 */ + {0xb5, 0x00}, + {0xb6, 0xaf}, + {0xbb, 0xae}, + {0xbc, 0x7f}, /* ADC channel offsets */ + {0xdb, 0x7f}, + {0xbe, 0x7f}, + {0xbf, 0x7f}, + {0xc0, 0xe2}, + {0xc1, 0xc0}, + {0xc2, 0x01}, + {0xc3, 0x4e}, + {0xc6, 0x85}, + {0xc7, 0x80}, /* com24 */ + {0xc9, 0xe0}, + {0xca, 0xe8}, + {0xcb, 0xf0}, + {0xcc, 0xd8}, + {0xcd, 0xf1}, + {0x4f, 0x98}, /* matrix */ + {0x50, 0x98}, + {0x51, 0x00}, + {0x52, 0x28}, + {0x53, 0x70}, + {0x54, 0x98}, + {0x58, 0x1a}, + {0xff, 0x41}, /* read 41, write ff 00 */ + {0x41, 0x40}, /* com16 */ + + {0xc5, 0x03}, /* 60 Hz banding filter */ + {0x6a, 0x02}, /* 50 Hz banding filter */ + + {0x12, 0x62}, /* com7 - 30fps VGA YUV */ + {0x36, 0xfa}, /* aref3 */ + {0x69, 0x0a}, /* hv */ + {0x8c, 0x89}, /* com22 */ + {0x14, 0x28}, /* com9 */ + {0x3e, 0x0c}, + {0x41, 0x40}, /* com16 */ + {0x72, 0x00}, + {0x73, 0x00}, + {0x74, 0x3a}, + {0x75, 0x35}, + {0x76, 0x01}, + {0xc7, 0x80}, + {0x03, 0x12}, /* vref */ + {0x17, 0x16}, /* hstart */ + {0x18, 0x02}, /* hstop */ + {0x19, 0x01}, /* vstrt */ + {0x1a, 0x3d}, /* vstop */ + {0x32, 0xff}, /* href */ + {0xc0, 0xaa}, +}; + +static const u8 bridge_init_2[][2] = { + {0x94, 0xaa}, + {0xf1, 0x60}, + {0xe5, 0x04}, + {0xc0, 0x50}, + {0xc1, 0x3c}, + {0x8c, 0x00}, + {0x8d, 0x1c}, + {0x34, 0x05}, + + {0xc2, 0x0c}, + {0xc3, 0xf9}, + {0xda, 0x01}, + {0x50, 0x00}, + {0x51, 0xa0}, + {0x52, 0x3c}, + {0x53, 0x00}, + {0x54, 0x00}, + {0x55, 0x00}, + {0x57, 0x00}, + {0x5c, 0x00}, + {0x5a, 0xa0}, + {0x5b, 0x78}, + {0x35, 0x02}, + {0xd9, 0x10}, + {0x94, 0x11}, +}; + +static const u8 ov965x_init_2[][2] = { + {0x3b, 0xc4}, + {0x1e, 0x04}, /* mvfp */ + {0x13, 0xe0}, /* com8 */ + {0x00, 0x00}, /* gain */ + {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ + {0x11, 0x03}, /* clkrc */ + {0x6b, 0x5a}, /* dblv */ + {0x6a, 0x05}, + {0xc5, 0x07}, + {0xa2, 0x4b}, + {0xa3, 0x3e}, + {0x2d, 0x00}, + {0xff, 0x42}, /* read 42, write ff 00 */ + {0x42, 0xc0}, /* com17 */ + {0x2d, 0x00}, + {0xff, 0x42}, /* read 42, write ff 00 */ + {0x42, 0xc1}, /* com17 */ +/* sharpness */ + {0x3f, 0x01}, + {0xff, 0x42}, /* read 42, write ff 00 */ + {0x42, 0xc1}, /* com17 */ +/* saturation */ + {0x4f, 0x98}, /* matrix */ + {0x50, 0x98}, + {0x51, 0x00}, + {0x52, 0x28}, + {0x53, 0x70}, + {0x54, 0x98}, + {0x58, 0x1a}, + {0xff, 0x41}, /* read 41, write ff 00 */ + {0x41, 0x40}, /* com16 */ +/* contrast */ + {0x56, 0x40}, +/* brightness */ + {0x55, 0x8f}, +/* expo */ + {0x10, 0x25}, /* aech - exposure high bits */ + {0xff, 0x13}, /* read 13, write ff 00 */ + {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ +}; + +static const u8 ov971x_init[][2] = { + {0x12, 0x80}, + {0x09, 0x10}, + {0x1e, 0x07}, + {0x5f, 0x18}, + {0x69, 0x04}, + {0x65, 0x2a}, + {0x68, 0x0a}, + {0x39, 0x28}, + {0x4d, 0x90}, + {0xc1, 0x80}, + {0x0c, 0x30}, + {0x6d, 0x02}, + {0x96, 0xf1}, + {0xbc, 0x68}, + {0x12, 0x00}, + {0x3b, 0x00}, + {0x97, 0x80}, + {0x17, 0x25}, + {0x18, 0xa2}, + {0x19, 0x01}, + {0x1a, 0xca}, + {0x03, 0x0a}, + {0x32, 0x07}, + {0x98, 0x40}, /*{0x98, 0x00},*/ + {0x99, 0xA0}, /*{0x99, 0x00},*/ + {0x9a, 0x01}, /*{0x9a, 0x00},*/ + {0x57, 0x00}, + {0x58, 0x78}, /*{0x58, 0xc8},*/ + {0x59, 0x50}, /*{0x59, 0xa0},*/ + {0x4c, 0x13}, + {0x4b, 0x36}, + {0x3d, 0x3c}, + {0x3e, 0x03}, + {0xbd, 0x50}, /*{0xbd, 0xa0},*/ + {0xbe, 0x78}, /*{0xbe, 0xc8},*/ + {0x4e, 0x55}, + {0x4f, 0x55}, + {0x50, 0x55}, + {0x51, 0x55}, + {0x24, 0x55}, + {0x25, 0x40}, + {0x26, 0xa1}, + {0x5c, 0x59}, + {0x5d, 0x00}, + {0x11, 0x00}, + {0x2a, 0x98}, + {0x2b, 0x06}, + {0x2d, 0x00}, + {0x2e, 0x00}, + {0x13, 0xa5}, + {0x14, 0x40}, + {0x4a, 0x00}, + {0x49, 0xce}, + {0x22, 0x03}, + {0x09, 0x00} +}; + +static const u8 ov965x_start_1_vga[][2] = { /* same for qvga */ + {0x12, 0x62}, /* com7 - 30fps VGA YUV */ + {0x36, 0xfa}, /* aref3 */ + {0x69, 0x0a}, /* hv */ + {0x8c, 0x89}, /* com22 */ + {0x14, 0x28}, /* com9 */ + {0x3e, 0x0c}, /* com14 */ + {0x41, 0x40}, /* com16 */ + {0x72, 0x00}, + {0x73, 0x00}, + {0x74, 0x3a}, + {0x75, 0x35}, + {0x76, 0x01}, + {0xc7, 0x80}, /* com24 */ + {0x03, 0x12}, /* vref */ + {0x17, 0x16}, /* hstart */ + {0x18, 0x02}, /* hstop */ + {0x19, 0x01}, /* vstrt */ + {0x1a, 0x3d}, /* vstop */ + {0x32, 0xff}, /* href */ + {0xc0, 0xaa}, +}; + +static const u8 ov965x_start_1_svga[][2] = { + {0x12, 0x02}, /* com7 - YUYV - VGA 15 full resolution */ + {0x36, 0xf8}, /* aref3 */ + {0x69, 0x02}, /* hv */ + {0x8c, 0x0d}, /* com22 */ + {0x3e, 0x0c}, /* com14 */ + {0x41, 0x40}, /* com16 */ + {0x72, 0x00}, + {0x73, 0x01}, + {0x74, 0x3a}, + {0x75, 0x35}, + {0x76, 0x01}, + {0xc7, 0x80}, /* com24 */ + {0x03, 0x1b}, /* vref */ + {0x17, 0x1d}, /* hstart */ + {0x18, 0xbd}, /* hstop */ + {0x19, 0x01}, /* vstrt */ + {0x1a, 0x81}, /* vstop */ + {0x32, 0xff}, /* href */ + {0xc0, 0xe2}, +}; + +static const u8 ov965x_start_1_xga[][2] = { + {0x12, 0x02}, /* com7 */ + {0x36, 0xf8}, /* aref3 */ + {0x69, 0x02}, /* hv */ + {0x8c, 0x89}, /* com22 */ + {0x14, 0x28}, /* com9 */ + {0x3e, 0x0c}, /* com14 */ + {0x41, 0x40}, /* com16 */ + {0x72, 0x00}, + {0x73, 0x01}, + {0x74, 0x3a}, + {0x75, 0x35}, + {0x76, 0x01}, + {0xc7, 0x80}, /* com24 */ + {0x03, 0x1b}, /* vref */ + {0x17, 0x1d}, /* hstart */ + {0x18, 0xbd}, /* hstop */ + {0x19, 0x01}, /* vstrt */ + {0x1a, 0x81}, /* vstop */ + {0x32, 0xff}, /* href */ + {0xc0, 0xe2}, +}; + +static const u8 ov965x_start_1_sxga[][2] = { + {0x12, 0x02}, /* com7 */ + {0x36, 0xf8}, /* aref3 */ + {0x69, 0x02}, /* hv */ + {0x8c, 0x89}, /* com22 */ + {0x14, 0x28}, /* com9 */ + {0x3e, 0x0c}, /* com14 */ + {0x41, 0x40}, /* com16 */ + {0x72, 0x00}, + {0x73, 0x01}, + {0x74, 0x3a}, + {0x75, 0x35}, + {0x76, 0x01}, + {0xc7, 0x80}, /* com24 */ + {0x03, 0x1b}, /* vref */ + {0x17, 0x1d}, /* hstart */ + {0x18, 0x02}, /* hstop */ + {0x19, 0x01}, /* vstrt */ + {0x1a, 0x81}, /* vstop */ + {0x32, 0xff}, /* href */ + {0xc0, 0xe2}, +}; + +static const u8 bridge_start_qvga[][2] = { + {0x94, 0xaa}, + {0xf1, 0x60}, + {0xe5, 0x04}, + {0xc0, 0x50}, + {0xc1, 0x3c}, + {0x8c, 0x00}, + {0x8d, 0x1c}, + {0x34, 0x05}, + + {0xc2, 0x4c}, + {0xc3, 0xf9}, + {0xda, 0x00}, + {0x50, 0x00}, + {0x51, 0xa0}, + {0x52, 0x78}, + {0x53, 0x00}, + {0x54, 0x00}, + {0x55, 0x00}, + {0x57, 0x00}, + {0x5c, 0x00}, + {0x5a, 0x50}, + {0x5b, 0x3c}, + {0x35, 0x02}, + {0xd9, 0x10}, + {0x94, 0x11}, +}; + +static const u8 bridge_start_vga[][2] = { + {0x94, 0xaa}, + {0xf1, 0x60}, + {0xe5, 0x04}, + {0xc0, 0x50}, + {0xc1, 0x3c}, + {0x8c, 0x00}, + {0x8d, 0x1c}, + {0x34, 0x05}, + {0xc2, 0x0c}, + {0xc3, 0xf9}, + {0xda, 0x01}, + {0x50, 0x00}, + {0x51, 0xa0}, + {0x52, 0x3c}, + {0x53, 0x00}, + {0x54, 0x00}, + {0x55, 0x00}, + {0x57, 0x00}, + {0x5c, 0x00}, + {0x5a, 0xa0}, + {0x5b, 0x78}, + {0x35, 0x02}, + {0xd9, 0x10}, + {0x94, 0x11}, +}; + +static const u8 bridge_start_svga[][2] = { + {0x94, 0xaa}, + {0xf1, 0x60}, + {0xe5, 0x04}, + {0xc0, 0xa0}, + {0xc1, 0x80}, + {0x8c, 0x00}, + {0x8d, 0x1c}, + {0x34, 0x05}, + {0xc2, 0x4c}, + {0xc3, 0xf9}, + {0x50, 0x00}, + {0x51, 0x40}, + {0x52, 0x00}, + {0x53, 0x00}, + {0x54, 0x00}, + {0x55, 0x88}, + {0x57, 0x00}, + {0x5c, 0x00}, + {0x5a, 0xc8}, + {0x5b, 0x96}, + {0x35, 0x02}, + {0xd9, 0x10}, + {0xda, 0x00}, + {0x94, 0x11}, +}; + +static const u8 bridge_start_xga[][2] = { + {0x94, 0xaa}, + {0xf1, 0x60}, + {0xe5, 0x04}, + {0xc0, 0xa0}, + {0xc1, 0x80}, + {0x8c, 0x00}, + {0x8d, 0x1c}, + {0x34, 0x05}, + {0xc2, 0x4c}, + {0xc3, 0xf9}, + {0x50, 0x00}, + {0x51, 0x40}, + {0x52, 0x00}, + {0x53, 0x00}, + {0x54, 0x00}, + {0x55, 0x88}, + {0x57, 0x00}, + {0x5c, 0x01}, + {0x5a, 0x00}, + {0x5b, 0xc0}, + {0x35, 0x02}, + {0xd9, 0x10}, + {0xda, 0x01}, + {0x94, 0x11}, +}; + +static const u8 bridge_start_sxga[][2] = { + {0x94, 0xaa}, + {0xf1, 0x60}, + {0xe5, 0x04}, + {0xc0, 0xa0}, + {0xc1, 0x80}, + {0x8c, 0x00}, + {0x8d, 0x1c}, + {0x34, 0x05}, + {0xc2, 0x0c}, + {0xc3, 0xf9}, + {0xda, 0x00}, + {0x35, 0x02}, + {0xd9, 0x10}, + {0x94, 0x11}, +}; + +static const u8 ov965x_start_2_qvga[][2] = { + {0x3b, 0xe4}, /* com11 - night mode 1/4 frame rate */ + {0x1e, 0x04}, /* mvfp */ + {0x13, 0xe0}, /* com8 */ + {0x00, 0x00}, + {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ + {0x11, 0x01}, /* clkrc */ + {0x6b, 0x5a}, /* dblv */ + {0x6a, 0x02}, /* 50 Hz banding filter */ + {0xc5, 0x03}, /* 60 Hz banding filter */ + {0xa2, 0x96}, /* bd50 */ + {0xa3, 0x7d}, /* bd60 */ + + {0xff, 0x13}, /* read 13, write ff 00 */ + {0x13, 0xe7}, + {0x3a, 0x80}, /* tslb - yuyv */ +}; + +static const u8 ov965x_start_2_vga[][2] = { + {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */ + {0x1e, 0x04}, /* mvfp */ + {0x13, 0xe0}, /* com8 */ + {0x00, 0x00}, + {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ + {0x11, 0x03}, /* clkrc */ + {0x6b, 0x5a}, /* dblv */ + {0x6a, 0x05}, /* 50 Hz banding filter */ + {0xc5, 0x07}, /* 60 Hz banding filter */ + {0xa2, 0x4b}, /* bd50 */ + {0xa3, 0x3e}, /* bd60 */ + + {0x2d, 0x00}, /* advfl */ +}; + +static const u8 ov965x_start_2_svga[][2] = { /* same for xga */ + {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */ + {0x1e, 0x04}, /* mvfp */ + {0x13, 0xe0}, /* com8 */ + {0x00, 0x00}, + {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ + {0x11, 0x01}, /* clkrc */ + {0x6b, 0x5a}, /* dblv */ + {0x6a, 0x0c}, /* 50 Hz banding filter */ + {0xc5, 0x0f}, /* 60 Hz banding filter */ + {0xa2, 0x4e}, /* bd50 */ + {0xa3, 0x41}, /* bd60 */ +}; + +static const u8 ov965x_start_2_sxga[][2] = { + {0x13, 0xe0}, /* com8 */ + {0x00, 0x00}, + {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */ + {0x3b, 0xc4}, /* com11 - night mode 1/4 frame rate */ + {0x1e, 0x04}, /* mvfp */ + {0x11, 0x01}, /* clkrc */ + {0x6b, 0x5a}, /* dblv */ + {0x6a, 0x0c}, /* 50 Hz banding filter */ + {0xc5, 0x0f}, /* 60 Hz banding filter */ + {0xa2, 0x4e}, /* bd50 */ + {0xa3, 0x41}, /* bd60 */ +}; + +static const u8 ov562x_init[][2] = { + {0x88, 0x20}, + {0x89, 0x0a}, + {0x8a, 0x90}, + {0x8b, 0x06}, + {0x8c, 0x01}, + {0x8d, 0x10}, + {0x1c, 0x00}, + {0x1d, 0x48}, + {0x1d, 0x00}, + {0x1d, 0xff}, + {0x1c, 0x0a}, + {0x1d, 0x2e}, + {0x1d, 0x1e}, +}; + +static const u8 ov562x_init_2[][2] = { + {0x12, 0x80}, + {0x11, 0x41}, + {0x13, 0x00}, + {0x10, 0x1e}, + {0x3b, 0x07}, + {0x5b, 0x40}, + {0x39, 0x07}, + {0x53, 0x02}, + {0x54, 0x60}, + {0x04, 0x20}, + {0x27, 0x04}, + {0x3d, 0x40}, + {0x36, 0x00}, + {0xc5, 0x04}, + {0x4e, 0x00}, + {0x4f, 0x93}, + {0x50, 0x7b}, + {0xca, 0x0c}, + {0xcb, 0x0f}, + {0x39, 0x07}, + {0x4a, 0x10}, + {0x3e, 0x0a}, + {0x3d, 0x00}, + {0x0c, 0x38}, + {0x38, 0x90}, + {0x46, 0x30}, + {0x4f, 0x93}, + {0x50, 0x7b}, + {0xab, 0x00}, + {0xca, 0x0c}, + {0xcb, 0x0f}, + {0x37, 0x02}, + {0x44, 0x48}, + {0x8d, 0x44}, + {0x2a, 0x00}, + {0x2b, 0x00}, + {0x32, 0x00}, + {0x38, 0x90}, + {0x53, 0x02}, + {0x54, 0x60}, + {0x12, 0x00}, + {0x17, 0x12}, + {0x18, 0xb4}, + {0x19, 0x0c}, + {0x1a, 0xf4}, + {0x03, 0x4a}, + {0x89, 0x20}, + {0x83, 0x80}, + {0xb7, 0x9d}, + {0xb6, 0x11}, + {0xb5, 0x55}, + {0xb4, 0x00}, + {0xa9, 0xf0}, + {0xa8, 0x0a}, + {0xb8, 0xf0}, + {0xb9, 0xf0}, + {0xba, 0xf0}, + {0x81, 0x07}, + {0x63, 0x44}, + {0x13, 0xc7}, + {0x14, 0x60}, + {0x33, 0x75}, + {0x2c, 0x00}, + {0x09, 0x00}, + {0x35, 0x30}, + {0x27, 0x04}, + {0x3c, 0x07}, + {0x3a, 0x0a}, + {0x3b, 0x07}, + {0x01, 0x40}, + {0x02, 0x40}, + {0x16, 0x40}, + {0x52, 0xb0}, + {0x51, 0x83}, + {0x21, 0xbb}, + {0x22, 0x10}, + {0x23, 0x03}, + {0x35, 0x38}, + {0x20, 0x90}, + {0x28, 0x30}, + {0x73, 0xe1}, + {0x6c, 0x00}, + {0x6d, 0x80}, + {0x6e, 0x00}, + {0x70, 0x04}, + {0x71, 0x00}, + {0x8d, 0x04}, + {0x64, 0x00}, + {0x65, 0x00}, + {0x66, 0x00}, + {0x67, 0x00}, + {0x68, 0x00}, + {0x69, 0x00}, + {0x6a, 0x00}, + {0x6b, 0x00}, + {0x71, 0x94}, + {0x74, 0x20}, + {0x80, 0x09}, + {0x85, 0xc0}, +}; + +static void reg_w_i(struct gspca_dev *gspca_dev, u16 reg, u8 val) +{ + struct usb_device *udev = gspca_dev->dev; + int ret; + + if (gspca_dev->usb_err < 0) + return; + gspca_dev->usb_buf[0] = val; + ret = usb_control_msg(udev, + usb_sndctrlpipe(udev, 0), + 0x01, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT); + if (ret < 0) { + pr_err("reg_w failed %d\n", ret); + gspca_dev->usb_err = ret; + } +} + +static void reg_w(struct gspca_dev *gspca_dev, u16 reg, u8 val) +{ + PDEBUG(D_USBO, "reg_w [%04x] = %02x", reg, val); + reg_w_i(gspca_dev, reg, val); +} + +static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg) +{ + struct usb_device *udev = gspca_dev->dev; + int ret; + + if (gspca_dev->usb_err < 0) + return 0; + ret = usb_control_msg(udev, + usb_rcvctrlpipe(udev, 0), + 0x01, + USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT); + PDEBUG(D_USBI, "reg_r [%04x] -> %02x", reg, gspca_dev->usb_buf[0]); + if (ret < 0) { + pr_err("reg_r err %d\n", ret); + gspca_dev->usb_err = ret; + } + return gspca_dev->usb_buf[0]; +} + +static int sccb_check_status(struct gspca_dev *gspca_dev) +{ + u8 data; + int i; + + for (i = 0; i < 5; i++) { + msleep(10); + data = reg_r(gspca_dev, OV534_REG_STATUS); + + switch (data) { + case 0x00: + return 1; + case 0x04: + return 0; + case 0x03: + break; + default: + PDEBUG(D_USBI|D_USBO, + "sccb status 0x%02x, attempt %d/5", + data, i + 1); + } + } + return 0; +} + +static void sccb_write(struct gspca_dev *gspca_dev, u8 reg, u8 val) +{ + PDEBUG(D_USBO, "sccb_write [%02x] = %02x", reg, val); + reg_w_i(gspca_dev, OV534_REG_SUBADDR, reg); + reg_w_i(gspca_dev, OV534_REG_WRITE, val); + reg_w_i(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3); + + if (!sccb_check_status(gspca_dev)) + pr_err("sccb_write failed\n"); +} + +static u8 sccb_read(struct gspca_dev *gspca_dev, u16 reg) +{ + reg_w(gspca_dev, OV534_REG_SUBADDR, reg); + reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2); + if (!sccb_check_status(gspca_dev)) + pr_err("sccb_read failed 1\n"); + + reg_w(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2); + if (!sccb_check_status(gspca_dev)) + pr_err("sccb_read failed 2\n"); + + return reg_r(gspca_dev, OV534_REG_READ); +} + +/* output a bridge sequence (reg - val) */ +static void reg_w_array(struct gspca_dev *gspca_dev, + const u8 (*data)[2], int len) +{ + while (--len >= 0) { + reg_w(gspca_dev, (*data)[0], (*data)[1]); + data++; + } +} + +/* output a sensor sequence (reg - val) */ +static void sccb_w_array(struct gspca_dev *gspca_dev, + const u8 (*data)[2], int len) +{ + while (--len >= 0) { + if ((*data)[0] != 0xff) { + sccb_write(gspca_dev, (*data)[0], (*data)[1]); + } else { + sccb_read(gspca_dev, (*data)[1]); + sccb_write(gspca_dev, 0xff, 0x00); + } + data++; + } +} + +/* Two bits control LED: 0x21 bit 7 and 0x23 bit 7. + * (direction and output)? */ +static void set_led(struct gspca_dev *gspca_dev, int status) +{ + u8 data; + + PDEBUG(D_CONF, "led status: %d", status); + + data = reg_r(gspca_dev, 0x21); + data |= 0x80; + reg_w(gspca_dev, 0x21, data); + + data = reg_r(gspca_dev, 0x23); + if (status) + data |= 0x80; + else + data &= ~0x80; + + reg_w(gspca_dev, 0x23, data); + + if (!status) { + data = reg_r(gspca_dev, 0x21); + data &= ~0x80; + reg_w(gspca_dev, 0x21, data); + } +} + +static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness) +{ + struct sd *sd = (struct sd *) gspca_dev; + u8 val; + s8 sval; + + if (sd->sensor == SENSOR_OV562x) { + sval = brightness; + val = 0x76; + val += sval; + sccb_write(gspca_dev, 0x24, val); + val = 0x6a; + val += sval; + sccb_write(gspca_dev, 0x25, val); + if (sval < -40) + val = 0x71; + else if (sval < 20) + val = 0x94; + else + val = 0xe6; + sccb_write(gspca_dev, 0x26, val); + } else { + val = brightness; + if (val < 8) + val = 15 - val; /* f .. 8 */ + else + val = val - 8; /* 0 .. 7 */ + sccb_write(gspca_dev, 0x55, /* brtn - brightness adjustment */ + 0x0f | (val << 4)); + } +} + +static void setcontrast(struct gspca_dev *gspca_dev, s32 val) +{ + sccb_write(gspca_dev, 0x56, /* cnst1 - contrast 1 ctrl coeff */ + val << 4); +} + +static void setautogain(struct gspca_dev *gspca_dev, s32 autogain) +{ + u8 val; + +/*fixme: should adjust agc/awb/aec by different controls */ + val = sccb_read(gspca_dev, 0x13); /* com8 */ + sccb_write(gspca_dev, 0xff, 0x00); + if (autogain) + val |= 0x05; /* agc & aec */ + else + val &= 0xfa; + sccb_write(gspca_dev, 0x13, val); +} + +static void setexposure(struct gspca_dev *gspca_dev, s32 exposure) +{ + static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e}; + u8 val; + + sccb_write(gspca_dev, 0x10, expo[exposure]); /* aec[9:2] */ + + val = sccb_read(gspca_dev, 0x13); /* com8 */ + sccb_write(gspca_dev, 0xff, 0x00); + sccb_write(gspca_dev, 0x13, val); + + val = sccb_read(gspca_dev, 0xa1); /* aech */ + sccb_write(gspca_dev, 0xff, 0x00); + sccb_write(gspca_dev, 0xa1, val & 0xe0); /* aec[15:10] = 0 */ +} + +static void setsharpness(struct gspca_dev *gspca_dev, s32 val) +{ + if (val < 0) { /* auto */ + val = sccb_read(gspca_dev, 0x42); /* com17 */ + sccb_write(gspca_dev, 0xff, 0x00); + sccb_write(gspca_dev, 0x42, val | 0x40); + /* Edge enhancement strength auto adjust */ + return; + } + if (val != 0) + val = 1 << (val - 1); + sccb_write(gspca_dev, 0x3f, /* edge - edge enhance. factor */ + val); + val = sccb_read(gspca_dev, 0x42); /* com17 */ + sccb_write(gspca_dev, 0xff, 0x00); + sccb_write(gspca_dev, 0x42, val & 0xbf); +} + +static void setsatur(struct gspca_dev *gspca_dev, s32 val) +{ + u8 val1, val2, val3; + static const u8 matrix[5][2] = { + {0x14, 0x38}, + {0x1e, 0x54}, + {0x28, 0x70}, + {0x32, 0x8c}, + {0x48, 0x90} + }; + + val1 = matrix[val][0]; + val2 = matrix[val][1]; + val3 = val1 + val2; + sccb_write(gspca_dev, 0x4f, val3); /* matrix coeff */ + sccb_write(gspca_dev, 0x50, val3); + sccb_write(gspca_dev, 0x51, 0x00); + sccb_write(gspca_dev, 0x52, val1); + sccb_write(gspca_dev, 0x53, val2); + sccb_write(gspca_dev, 0x54, val3); + sccb_write(gspca_dev, 0x58, 0x1a); /* mtxs - coeff signs */ + + val1 = sccb_read(gspca_dev, 0x41); /* com16 */ + sccb_write(gspca_dev, 0xff, 0x00); + sccb_write(gspca_dev, 0x41, val1); +} + +static void setlightfreq(struct gspca_dev *gspca_dev, s32 freq) +{ + u8 val; + + val = sccb_read(gspca_dev, 0x13); /* com8 */ + sccb_write(gspca_dev, 0xff, 0x00); + if (freq == 0) { + sccb_write(gspca_dev, 0x13, val & 0xdf); + return; + } + sccb_write(gspca_dev, 0x13, val | 0x20); + + val = sccb_read(gspca_dev, 0x42); /* com17 */ + sccb_write(gspca_dev, 0xff, 0x00); + if (freq == 1) + val |= 0x01; + else + val &= 0xfe; + sccb_write(gspca_dev, 0x42, val); +} + +/* this function is called at probe time */ +static int sd_config(struct gspca_dev *gspca_dev, + const struct usb_device_id *id) +{ + 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; + u16 sensor_id; + + /* reset bridge */ + reg_w(gspca_dev, 0xe7, 0x3a); + reg_w(gspca_dev, 0xe0, 0x08); + msleep(100); + + /* initialize the sensor address */ + reg_w(gspca_dev, OV534_REG_ADDRESS, 0x60); + + /* reset sensor */ + sccb_write(gspca_dev, 0x12, 0x80); + msleep(10); + + /* probe the sensor */ + sccb_read(gspca_dev, 0x0a); + sensor_id = sccb_read(gspca_dev, 0x0a) << 8; + sccb_read(gspca_dev, 0x0b); + sensor_id |= sccb_read(gspca_dev, 0x0b); + PDEBUG(D_PROBE, "Sensor ID: %04x", sensor_id); + + /* initialize */ + if ((sensor_id & 0xfff0) == 0x9650) { + sd->sensor = SENSOR_OV965x; + + gspca_dev->cam.cam_mode = ov965x_mode; + gspca_dev->cam.nmodes = ARRAY_SIZE(ov965x_mode); + + reg_w_array(gspca_dev, bridge_init, + ARRAY_SIZE(bridge_init)); + sccb_w_array(gspca_dev, ov965x_init, + ARRAY_SIZE(ov965x_init)); + reg_w_array(gspca_dev, bridge_init_2, + ARRAY_SIZE(bridge_init_2)); + sccb_w_array(gspca_dev, ov965x_init_2, + ARRAY_SIZE(ov965x_init_2)); + reg_w(gspca_dev, 0xe0, 0x00); + reg_w(gspca_dev, 0xe0, 0x01); + set_led(gspca_dev, 0); + reg_w(gspca_dev, 0xe0, 0x00); + } else if ((sensor_id & 0xfff0) == 0x9710) { + const char *p; + int l; + + sd->sensor = SENSOR_OV971x; + + gspca_dev->cam.cam_mode = ov971x_mode; + gspca_dev->cam.nmodes = ARRAY_SIZE(ov971x_mode); + + gspca_dev->cam.bulk = 1; + gspca_dev->cam.bulk_size = 16384; + gspca_dev->cam.bulk_nurbs = 2; + + sccb_w_array(gspca_dev, ov971x_init, + ARRAY_SIZE(ov971x_init)); + + /* set video format on bridge processor */ + /* access bridge processor's video format registers at: 0x00 */ + reg_w(gspca_dev, 0x1c, 0x00); + /*set register: 0x00 is 'RAW8', 0x40 is 'YUV422' (YUYV?)*/ + reg_w(gspca_dev, 0x1d, 0x00); + + /* Will W. specific stuff + * set VSYNC to + * output (0x1f) if first webcam + * input (0x17) if 2nd or 3rd webcam */ + p = video_device_node_name(&gspca_dev->vdev); + l = strlen(p) - 1; + if (p[l] == '0') + reg_w(gspca_dev, 0x56, 0x1f); + else + reg_w(gspca_dev, 0x56, 0x17); + } else if ((sensor_id & 0xfff0) == 0x5620) { + sd->sensor = SENSOR_OV562x; + gspca_dev->cam.cam_mode = ov562x_mode; + gspca_dev->cam.nmodes = ARRAY_SIZE(ov562x_mode); + + reg_w_array(gspca_dev, ov562x_init, + ARRAY_SIZE(ov562x_init)); + sccb_w_array(gspca_dev, ov562x_init_2, + ARRAY_SIZE(ov562x_init_2)); + reg_w(gspca_dev, 0xe0, 0x00); + } else { + pr_err("Unknown sensor %04x", sensor_id); + return -EINVAL; + } + + return gspca_dev->usb_err; +} + +static int sd_start(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + + if (sd->sensor == SENSOR_OV971x) + return gspca_dev->usb_err; + if (sd->sensor == SENSOR_OV562x) + return gspca_dev->usb_err; + + switch (gspca_dev->curr_mode) { + case QVGA_MODE: /* 320x240 */ + sccb_w_array(gspca_dev, ov965x_start_1_vga, + ARRAY_SIZE(ov965x_start_1_vga)); + reg_w_array(gspca_dev, bridge_start_qvga, + ARRAY_SIZE(bridge_start_qvga)); + sccb_w_array(gspca_dev, ov965x_start_2_qvga, + ARRAY_SIZE(ov965x_start_2_qvga)); + break; + case VGA_MODE: /* 640x480 */ + sccb_w_array(gspca_dev, ov965x_start_1_vga, + ARRAY_SIZE(ov965x_start_1_vga)); + reg_w_array(gspca_dev, bridge_start_vga, + ARRAY_SIZE(bridge_start_vga)); + sccb_w_array(gspca_dev, ov965x_start_2_vga, + ARRAY_SIZE(ov965x_start_2_vga)); + break; + case SVGA_MODE: /* 800x600 */ + sccb_w_array(gspca_dev, ov965x_start_1_svga, + ARRAY_SIZE(ov965x_start_1_svga)); + reg_w_array(gspca_dev, bridge_start_svga, + ARRAY_SIZE(bridge_start_svga)); + sccb_w_array(gspca_dev, ov965x_start_2_svga, + ARRAY_SIZE(ov965x_start_2_svga)); + break; + case XGA_MODE: /* 1024x768 */ + sccb_w_array(gspca_dev, ov965x_start_1_xga, + ARRAY_SIZE(ov965x_start_1_xga)); + reg_w_array(gspca_dev, bridge_start_xga, + ARRAY_SIZE(bridge_start_xga)); + sccb_w_array(gspca_dev, ov965x_start_2_svga, + ARRAY_SIZE(ov965x_start_2_svga)); + break; + default: +/* case SXGA_MODE: * 1280x1024 */ + sccb_w_array(gspca_dev, ov965x_start_1_sxga, + ARRAY_SIZE(ov965x_start_1_sxga)); + reg_w_array(gspca_dev, bridge_start_sxga, + ARRAY_SIZE(bridge_start_sxga)); + sccb_w_array(gspca_dev, ov965x_start_2_sxga, + ARRAY_SIZE(ov965x_start_2_sxga)); + break; + } + + reg_w(gspca_dev, 0xe0, 0x00); + reg_w(gspca_dev, 0xe0, 0x00); + set_led(gspca_dev, 1); + return gspca_dev->usb_err; +} + +static void sd_stopN(struct gspca_dev *gspca_dev) +{ + reg_w(gspca_dev, 0xe0, 0x01); + set_led(gspca_dev, 0); + reg_w(gspca_dev, 0xe0, 0x00); +} + +/* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */ +#define UVC_STREAM_EOH (1 << 7) +#define UVC_STREAM_ERR (1 << 6) +#define UVC_STREAM_STI (1 << 5) +#define UVC_STREAM_RES (1 << 4) +#define UVC_STREAM_SCR (1 << 3) +#define UVC_STREAM_PTS (1 << 2) +#define UVC_STREAM_EOF (1 << 1) +#define UVC_STREAM_FID (1 << 0) + +static void sd_pkt_scan(struct gspca_dev *gspca_dev, + u8 *data, int len) +{ + struct sd *sd = (struct sd *) gspca_dev; + __u32 this_pts; + u8 this_fid; + int remaining_len = len; + int payload_len; + + payload_len = gspca_dev->cam.bulk ? 2048 : 2040; + do { + len = min(remaining_len, payload_len); + + /* Payloads are prefixed with a UVC-style header. We + consider a frame to start when the FID toggles, or the PTS + changes. A frame ends when EOF is set, and we've received + the correct number of bytes. */ + + /* Verify UVC header. Header length is always 12 */ + if (data[0] != 12 || len < 12) { + PDEBUG(D_PACK, "bad header"); + goto discard; + } + + /* Check errors */ + if (data[1] & UVC_STREAM_ERR) { + PDEBUG(D_PACK, "payload error"); + goto discard; + } + + /* Extract PTS and FID */ + if (!(data[1] & UVC_STREAM_PTS)) { + PDEBUG(D_PACK, "PTS not present"); + goto discard; + } + this_pts = (data[5] << 24) | (data[4] << 16) + | (data[3] << 8) | data[2]; + this_fid = data[1] & UVC_STREAM_FID; + + /* If PTS or FID has changed, start a new frame. */ + if (this_pts != sd->last_pts || this_fid != sd->last_fid) { + if (gspca_dev->last_packet_type == INTER_PACKET) + gspca_frame_add(gspca_dev, LAST_PACKET, + NULL, 0); + sd->last_pts = this_pts; + sd->last_fid = this_fid; + gspca_frame_add(gspca_dev, FIRST_PACKET, + data + 12, len - 12); + /* If this packet is marked as EOF, end the frame */ + } else if (data[1] & UVC_STREAM_EOF) { + sd->last_pts = 0; + gspca_frame_add(gspca_dev, LAST_PACKET, + data + 12, len - 12); + } else { + + /* Add the data from this payload */ + gspca_frame_add(gspca_dev, INTER_PACKET, + data + 12, len - 12); + } + + /* Done this payload */ + goto scan_next; + +discard: + /* Discard data until a new frame starts. */ + gspca_dev->last_packet_type = DISCARD_PACKET; + +scan_next: + remaining_len -= len; + data += len; + } while (remaining_len > 0); +} + +static int sd_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct gspca_dev *gspca_dev = + container_of(ctrl->handler, struct gspca_dev, ctrl_handler); + + gspca_dev->usb_err = 0; + + if (!gspca_dev->streaming) + return 0; + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + setbrightness(gspca_dev, ctrl->val); + break; + case V4L2_CID_CONTRAST: + setcontrast(gspca_dev, ctrl->val); + break; + case V4L2_CID_SATURATION: + setsatur(gspca_dev, ctrl->val); + break; + case V4L2_CID_POWER_LINE_FREQUENCY: + setlightfreq(gspca_dev, ctrl->val); + break; + case V4L2_CID_SHARPNESS: + setsharpness(gspca_dev, ctrl->val); + break; + case V4L2_CID_AUTOGAIN: + if (ctrl->is_new) + setautogain(gspca_dev, ctrl->val); + if (!ctrl->val && gspca_dev->exposure->is_new) + setexposure(gspca_dev, gspca_dev->exposure->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 sd *sd = (struct sd *)gspca_dev; + struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; + + if (sd->sensor == SENSOR_OV971x) + return 0; + gspca_dev->vdev.ctrl_handler = hdl; + v4l2_ctrl_handler_init(hdl, 7); + if (sd->sensor == SENSOR_OV562x) { + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_BRIGHTNESS, -90, 90, 1, 0); + } else { + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_BRIGHTNESS, 0, 15, 1, 7); + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_CONTRAST, 0, 15, 1, 3); + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_SATURATION, 0, 4, 1, 2); + /* -1 = auto */ + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_SHARPNESS, -1, 4, 1, -1); + gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_AUTOGAIN, 0, 1, 1, 1); + gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_EXPOSURE, 0, 3, 1, 0); + v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops, + V4L2_CID_POWER_LINE_FREQUENCY, + V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0); + v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false); + } + + if (hdl->error) { + pr_err("Could not initialize controls\n"); + return hdl->error; + } + 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, + .start = sd_start, + .stopN = sd_stopN, + .pkt_scan = sd_pkt_scan, +}; + +/* -- module initialisation -- */ +static const struct usb_device_id device_table[] = { + {USB_DEVICE(0x05a9, 0x8065)}, + {USB_DEVICE(0x06f8, 0x3003)}, + {USB_DEVICE(0x05a9, 0x1550)}, + {} +}; + +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); |
