diff options
author | David S. Miller <davem@davemloft.net> | 2012-10-09 13:14:32 -0400 |
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committer | David S. Miller <davem@davemloft.net> | 2012-10-09 13:14:32 -0400 |
commit | 8dd9117cc7a021ced1c5cf177e2d44dd92b88617 (patch) | |
tree | cad990f58f9ec6d400226dda86718fc10781416e /drivers/media/usb/gspca/spca505.c | |
parent | 16e310ae6ed352c4963b1f2413fcd88fa693eeda (diff) | |
parent | 547b1e81afe3119f7daf702cc03b158495535a25 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
Pulled mainline in order to get the UAPI infrastructure already
merged before I pull in David Howells's UAPI trees for networking.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/media/usb/gspca/spca505.c')
-rw-r--r-- | drivers/media/usb/gspca/spca505.c | 807 |
1 files changed, 807 insertions, 0 deletions
diff --git a/drivers/media/usb/gspca/spca505.c b/drivers/media/usb/gspca/spca505.c new file mode 100644 index 00000000000..bc7d67c3cb0 --- /dev/null +++ b/drivers/media/usb/gspca/spca505.c @@ -0,0 +1,807 @@ +/* + * SPCA505 chip based cameras initialization data + * + * V4L2 by Jean-Francis Moine <http://moinejf.free.fr> + * + * 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 "spca505" + +#include "gspca.h" + +MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); +MODULE_DESCRIPTION("GSPCA/SPCA505 USB Camera Driver"); +MODULE_LICENSE("GPL"); + +/* specific webcam descriptor */ +struct sd { + struct gspca_dev gspca_dev; /* !! must be the first item */ + + u8 subtype; +#define IntelPCCameraPro 0 +#define Nxultra 1 +}; + +static const struct v4l2_pix_format vga_mode[] = { + {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, + .bytesperline = 160, + .sizeimage = 160 * 120 * 3 / 2, + .colorspace = V4L2_COLORSPACE_SRGB, + .priv = 4}, + {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, + .bytesperline = 176, + .sizeimage = 176 * 144 * 3 / 2, + .colorspace = V4L2_COLORSPACE_SRGB, + .priv = 3}, + {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, + .bytesperline = 320, + .sizeimage = 320 * 240 * 3 / 2, + .colorspace = V4L2_COLORSPACE_SRGB, + .priv = 2}, + {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, + .bytesperline = 352, + .sizeimage = 352 * 288 * 3 / 2, + .colorspace = V4L2_COLORSPACE_SRGB, + .priv = 1}, + {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE, + .bytesperline = 640, + .sizeimage = 640 * 480 * 3 / 2, + .colorspace = V4L2_COLORSPACE_SRGB, + .priv = 0}, +}; + +#define SPCA50X_OFFSET_DATA 10 + +#define SPCA50X_REG_USB 0x02 /* spca505 501 */ + +#define SPCA50X_USB_CTRL 0x00 /* spca505 */ +#define SPCA50X_CUSB_ENABLE 0x01 /* spca505 */ + +#define SPCA50X_REG_GLOBAL 0x03 /* spca505 */ +#define SPCA50X_GMISC0_IDSEL 0x01 /* Global control device ID select spca505 */ +#define SPCA50X_GLOBAL_MISC0 0x00 /* Global control miscellaneous 0 spca505 */ + +#define SPCA50X_GLOBAL_MISC1 0x01 /* 505 */ +#define SPCA50X_GLOBAL_MISC3 0x03 /* 505 */ +#define SPCA50X_GMISC3_SAA7113RST 0x20 /* Not sure about this one spca505 */ + +/* Image format and compression control */ +#define SPCA50X_REG_COMPRESS 0x04 + +/* + * Data to initialize a SPCA505. Common to the CCD and external modes + */ +static const u8 spca505_init_data[][3] = { + /* bmRequest,value,index */ + {SPCA50X_REG_GLOBAL, SPCA50X_GMISC3_SAA7113RST, SPCA50X_GLOBAL_MISC3}, + /* Sensor reset */ + {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC3}, + {SPCA50X_REG_GLOBAL, 0x00, SPCA50X_GLOBAL_MISC1}, + /* Block USB reset */ + {SPCA50X_REG_GLOBAL, SPCA50X_GMISC0_IDSEL, SPCA50X_GLOBAL_MISC0}, + + {0x05, 0x01, 0x10}, + /* Maybe power down some stuff */ + {0x05, 0x0f, 0x11}, + + /* Setup internal CCD ? */ + {0x06, 0x10, 0x08}, + {0x06, 0x00, 0x09}, + {0x06, 0x00, 0x0a}, + {0x06, 0x00, 0x0b}, + {0x06, 0x10, 0x0c}, + {0x06, 0x00, 0x0d}, + {0x06, 0x00, 0x0e}, + {0x06, 0x00, 0x0f}, + {0x06, 0x10, 0x10}, + {0x06, 0x02, 0x11}, + {0x06, 0x00, 0x12}, + {0x06, 0x04, 0x13}, + {0x06, 0x02, 0x14}, + {0x06, 0x8a, 0x51}, + {0x06, 0x40, 0x52}, + {0x06, 0xb6, 0x53}, + {0x06, 0x3d, 0x54}, + {} +}; + +/* + * Data to initialize the camera using the internal CCD + */ +static const u8 spca505_open_data_ccd[][3] = { + /* bmRequest,value,index */ + /* Internal CCD data set */ + {0x03, 0x04, 0x01}, + /* This could be a reset */ + {0x03, 0x00, 0x01}, + + /* Setup compression and image registers. 0x6 and 0x7 seem to be + related to H&V hold, and are resolution mode specific */ + {0x04, 0x10, 0x01}, + /* DIFF(0x50), was (0x10) */ + {0x04, 0x00, 0x04}, + {0x04, 0x00, 0x05}, + {0x04, 0x20, 0x06}, + {0x04, 0x20, 0x07}, + + {0x08, 0x0a, 0x00}, + /* DIFF (0x4a), was (0xa) */ + + {0x05, 0x00, 0x10}, + {0x05, 0x00, 0x11}, + {0x05, 0x00, 0x00}, + /* DIFF not written */ + {0x05, 0x00, 0x01}, + /* DIFF not written */ + {0x05, 0x00, 0x02}, + /* DIFF not written */ + {0x05, 0x00, 0x03}, + /* DIFF not written */ + {0x05, 0x00, 0x04}, + /* DIFF not written */ + {0x05, 0x80, 0x05}, + /* DIFF not written */ + {0x05, 0xe0, 0x06}, + /* DIFF not written */ + {0x05, 0x20, 0x07}, + /* DIFF not written */ + {0x05, 0xa0, 0x08}, + /* DIFF not written */ + {0x05, 0x0, 0x12}, + /* DIFF not written */ + {0x05, 0x02, 0x0f}, + /* DIFF not written */ + {0x05, 0x10, 0x46}, + /* DIFF not written */ + {0x05, 0x8, 0x4a}, + /* DIFF not written */ + + {0x03, 0x08, 0x03}, + /* DIFF (0x3,0x28,0x3) */ + {0x03, 0x08, 0x01}, + {0x03, 0x0c, 0x03}, + /* DIFF not written */ + {0x03, 0x21, 0x00}, + /* DIFF (0x39) */ + +/* Extra block copied from init to hopefully ensure CCD is in a sane state */ + {0x06, 0x10, 0x08}, + {0x06, 0x00, 0x09}, + {0x06, 0x00, 0x0a}, + {0x06, 0x00, 0x0b}, + {0x06, 0x10, 0x0c}, + {0x06, 0x00, 0x0d}, + {0x06, 0x00, 0x0e}, + {0x06, 0x00, 0x0f}, + {0x06, 0x10, 0x10}, + {0x06, 0x02, 0x11}, + {0x06, 0x00, 0x12}, + {0x06, 0x04, 0x13}, + {0x06, 0x02, 0x14}, + {0x06, 0x8a, 0x51}, + {0x06, 0x40, 0x52}, + {0x06, 0xb6, 0x53}, + {0x06, 0x3d, 0x54}, + /* End of extra block */ + + {0x06, 0x3f, 0x1}, + /* Block skipped */ + {0x06, 0x10, 0x02}, + {0x06, 0x64, 0x07}, + {0x06, 0x10, 0x08}, + {0x06, 0x00, 0x09}, + {0x06, 0x00, 0x0a}, + {0x06, 0x00, 0x0b}, + {0x06, 0x10, 0x0c}, + {0x06, 0x00, 0x0d}, + {0x06, 0x00, 0x0e}, + {0x06, 0x00, 0x0f}, + {0x06, 0x10, 0x10}, + {0x06, 0x02, 0x11}, + {0x06, 0x00, 0x12}, + {0x06, 0x04, 0x13}, + {0x06, 0x02, 0x14}, + {0x06, 0x8a, 0x51}, + {0x06, 0x40, 0x52}, + {0x06, 0xb6, 0x53}, + {0x06, 0x3d, 0x54}, + {0x06, 0x60, 0x57}, + {0x06, 0x20, 0x58}, + {0x06, 0x15, 0x59}, + {0x06, 0x05, 0x5a}, + + {0x05, 0x01, 0xc0}, + {0x05, 0x10, 0xcb}, + {0x05, 0x80, 0xc1}, + /* */ + {0x05, 0x0, 0xc2}, + /* 4 was 0 */ + {0x05, 0x00, 0xca}, + {0x05, 0x80, 0xc1}, + /* */ + {0x05, 0x04, 0xc2}, + {0x05, 0x00, 0xca}, + {0x05, 0x0, 0xc1}, + /* */ + {0x05, 0x00, 0xc2}, + {0x05, 0x00, 0xca}, + {0x05, 0x40, 0xc1}, + /* */ + {0x05, 0x17, 0xc2}, + {0x05, 0x00, 0xca}, + {0x05, 0x80, 0xc1}, + /* */ + {0x05, 0x06, 0xc2}, + {0x05, 0x00, 0xca}, + {0x05, 0x80, 0xc1}, + /* */ + {0x05, 0x04, 0xc2}, + {0x05, 0x00, 0xca}, + + {0x03, 0x4c, 0x3}, + {0x03, 0x18, 0x1}, + + {0x06, 0x70, 0x51}, + {0x06, 0xbe, 0x53}, + {0x06, 0x71, 0x57}, + {0x06, 0x20, 0x58}, + {0x06, 0x05, 0x59}, + {0x06, 0x15, 0x5a}, + + {0x04, 0x00, 0x08}, + /* Compress = OFF (0x1 to turn on) */ + {0x04, 0x12, 0x09}, + {0x04, 0x21, 0x0a}, + {0x04, 0x10, 0x0b}, + {0x04, 0x21, 0x0c}, + {0x04, 0x05, 0x00}, + /* was 5 (Image Type ? ) */ + {0x04, 0x00, 0x01}, + + {0x06, 0x3f, 0x01}, + + {0x04, 0x00, 0x04}, + {0x04, 0x00, 0x05}, + {0x04, 0x40, 0x06}, + {0x04, 0x40, 0x07}, + + {0x06, 0x1c, 0x17}, + {0x06, 0xe2, 0x19}, + {0x06, 0x1c, 0x1b}, + {0x06, 0xe2, 0x1d}, + {0x06, 0xaa, 0x1f}, + {0x06, 0x70, 0x20}, + + {0x05, 0x01, 0x10}, + {0x05, 0x00, 0x11}, + {0x05, 0x01, 0x00}, + {0x05, 0x05, 0x01}, + {0x05, 0x00, 0xc1}, + /* */ + {0x05, 0x00, 0xc2}, + {0x05, 0x00, 0xca}, + + {0x06, 0x70, 0x51}, + {0x06, 0xbe, 0x53}, + {} +}; + +/* + * Made by Tomasz Zablocki (skalamandra@poczta.onet.pl) + * SPCA505b chip based cameras initialization data + */ +/* jfm */ +#define initial_brightness 0x7f /* 0x0(white)-0xff(black) */ +/* #define initial_brightness 0x0 //0x0(white)-0xff(black) */ +/* + * Data to initialize a SPCA505. Common to the CCD and external modes + */ +static const u8 spca505b_init_data[][3] = { +/* start */ + {0x02, 0x00, 0x00}, /* init */ + {0x02, 0x00, 0x01}, + {0x02, 0x00, 0x02}, + {0x02, 0x00, 0x03}, + {0x02, 0x00, 0x04}, + {0x02, 0x00, 0x05}, + {0x02, 0x00, 0x06}, + {0x02, 0x00, 0x07}, + {0x02, 0x00, 0x08}, + {0x02, 0x00, 0x09}, + {0x03, 0x00, 0x00}, + {0x03, 0x00, 0x01}, + {0x03, 0x00, 0x02}, + {0x03, 0x00, 0x03}, + {0x03, 0x00, 0x04}, + {0x03, 0x00, 0x05}, + {0x03, 0x00, 0x06}, + {0x04, 0x00, 0x00}, + {0x04, 0x00, 0x02}, + {0x04, 0x00, 0x04}, + {0x04, 0x00, 0x05}, + {0x04, 0x00, 0x06}, + {0x04, 0x00, 0x07}, + {0x04, 0x00, 0x08}, + {0x04, 0x00, 0x09}, + {0x04, 0x00, 0x0a}, + {0x04, 0x00, 0x0b}, + {0x04, 0x00, 0x0c}, + {0x07, 0x00, 0x00}, + {0x07, 0x00, 0x03}, + {0x08, 0x00, 0x00}, + {0x08, 0x00, 0x01}, + {0x08, 0x00, 0x02}, + {0x06, 0x18, 0x08}, + {0x06, 0xfc, 0x09}, + {0x06, 0xfc, 0x0a}, + {0x06, 0xfc, 0x0b}, + {0x06, 0x18, 0x0c}, + {0x06, 0xfc, 0x0d}, + {0x06, 0xfc, 0x0e}, + {0x06, 0xfc, 0x0f}, + {0x06, 0x18, 0x10}, + {0x06, 0xfe, 0x12}, + {0x06, 0x00, 0x11}, + {0x06, 0x00, 0x14}, + {0x06, 0x00, 0x13}, + {0x06, 0x28, 0x51}, + {0x06, 0xff, 0x53}, + {0x02, 0x00, 0x08}, + + {0x03, 0x00, 0x03}, + {0x03, 0x10, 0x03}, + {} +}; + +/* + * Data to initialize the camera using the internal CCD + */ +static const u8 spca505b_open_data_ccd[][3] = { + +/* {0x02,0x00,0x00}, */ + {0x03, 0x04, 0x01}, /* rst */ + {0x03, 0x00, 0x01}, + {0x03, 0x00, 0x00}, + {0x03, 0x21, 0x00}, + {0x03, 0x00, 0x04}, + {0x03, 0x00, 0x03}, + {0x03, 0x18, 0x03}, + {0x03, 0x08, 0x01}, + {0x03, 0x1c, 0x03}, + {0x03, 0x5c, 0x03}, + {0x03, 0x5c, 0x03}, + {0x03, 0x18, 0x01}, + +/* same as 505 */ + {0x04, 0x10, 0x01}, + {0x04, 0x00, 0x04}, + {0x04, 0x00, 0x05}, + {0x04, 0x20, 0x06}, + {0x04, 0x20, 0x07}, + + {0x08, 0x0a, 0x00}, + + {0x05, 0x00, 0x10}, + {0x05, 0x00, 0x11}, + {0x05, 0x00, 0x12}, + {0x05, 0x6f, 0x00}, + {0x05, initial_brightness >> 6, 0x00}, + {0x05, (initial_brightness << 2) & 0xff, 0x01}, + {0x05, 0x00, 0x02}, + {0x05, 0x01, 0x03}, + {0x05, 0x00, 0x04}, + {0x05, 0x03, 0x05}, + {0x05, 0xe0, 0x06}, + {0x05, 0x20, 0x07}, + {0x05, 0xa0, 0x08}, + {0x05, 0x00, 0x12}, + {0x05, 0x02, 0x0f}, + {0x05, 0x80, 0x14}, /* max exposure off (0=on) */ + {0x05, 0x01, 0xb0}, + {0x05, 0x01, 0xbf}, + {0x03, 0x02, 0x06}, + {0x05, 0x10, 0x46}, + {0x05, 0x08, 0x4a}, + + {0x06, 0x00, 0x01}, + {0x06, 0x10, 0x02}, + {0x06, 0x64, 0x07}, + {0x06, 0x18, 0x08}, + {0x06, 0xfc, 0x09}, + {0x06, 0xfc, 0x0a}, + {0x06, 0xfc, 0x0b}, + {0x04, 0x00, 0x01}, + {0x06, 0x18, 0x0c}, + {0x06, 0xfc, 0x0d}, + {0x06, 0xfc, 0x0e}, + {0x06, 0xfc, 0x0f}, + {0x06, 0x11, 0x10}, /* contrast */ + {0x06, 0x00, 0x11}, + {0x06, 0xfe, 0x12}, + {0x06, 0x00, 0x13}, + {0x06, 0x00, 0x14}, + {0x06, 0x9d, 0x51}, + {0x06, 0x40, 0x52}, + {0x06, 0x7c, 0x53}, + {0x06, 0x40, 0x54}, + {0x06, 0x02, 0x57}, + {0x06, 0x03, 0x58}, + {0x06, 0x15, 0x59}, + {0x06, 0x05, 0x5a}, + {0x06, 0x03, 0x56}, + {0x06, 0x02, 0x3f}, + {0x06, 0x00, 0x40}, + {0x06, 0x39, 0x41}, + {0x06, 0x69, 0x42}, + {0x06, 0x87, 0x43}, + {0x06, 0x9e, 0x44}, + {0x06, 0xb1, 0x45}, + {0x06, 0xbf, 0x46}, + {0x06, 0xcc, 0x47}, + {0x06, 0xd5, 0x48}, + {0x06, 0xdd, 0x49}, + {0x06, 0xe3, 0x4a}, + {0x06, 0xe8, 0x4b}, + {0x06, 0xed, 0x4c}, + {0x06, 0xf2, 0x4d}, + {0x06, 0xf7, 0x4e}, + {0x06, 0xfc, 0x4f}, + {0x06, 0xff, 0x50}, + + {0x05, 0x01, 0xc0}, + {0x05, 0x10, 0xcb}, + {0x05, 0x40, 0xc1}, + {0x05, 0x04, 0xc2}, + {0x05, 0x00, 0xca}, + {0x05, 0x40, 0xc1}, + {0x05, 0x09, 0xc2}, + {0x05, 0x00, 0xca}, + {0x05, 0xc0, 0xc1}, + {0x05, 0x09, 0xc2}, + {0x05, 0x00, 0xca}, + {0x05, 0x40, 0xc1}, + {0x05, 0x59, 0xc2}, + {0x05, 0x00, 0xca}, + {0x04, 0x00, 0x01}, + {0x05, 0x80, 0xc1}, + {0x05, 0xec, 0xc2}, + {0x05, 0x0, 0xca}, + + {0x06, 0x02, 0x57}, + {0x06, 0x01, 0x58}, + {0x06, 0x15, 0x59}, + {0x06, 0x0a, 0x5a}, + {0x06, 0x01, 0x57}, + {0x06, 0x8a, 0x03}, + {0x06, 0x0a, 0x6c}, + {0x06, 0x30, 0x01}, + {0x06, 0x20, 0x02}, + {0x06, 0x00, 0x03}, + + {0x05, 0x8c, 0x25}, + + {0x06, 0x4d, 0x51}, /* maybe saturation (4d) */ + {0x06, 0x84, 0x53}, /* making green (84) */ + {0x06, 0x00, 0x57}, /* sharpness (1) */ + {0x06, 0x18, 0x08}, + {0x06, 0xfc, 0x09}, + {0x06, 0xfc, 0x0a}, + {0x06, 0xfc, 0x0b}, + {0x06, 0x18, 0x0c}, /* maybe hue (18) */ + {0x06, 0xfc, 0x0d}, + {0x06, 0xfc, 0x0e}, + {0x06, 0xfc, 0x0f}, + {0x06, 0x18, 0x10}, /* maybe contrast (18) */ + + {0x05, 0x01, 0x02}, + + {0x04, 0x00, 0x08}, /* compression */ + {0x04, 0x12, 0x09}, + {0x04, 0x21, 0x0a}, + {0x04, 0x10, 0x0b}, + {0x04, 0x21, 0x0c}, + {0x04, 0x1d, 0x00}, /* imagetype (1d) */ + {0x04, 0x41, 0x01}, /* hardware snapcontrol */ + + {0x04, 0x00, 0x04}, + {0x04, 0x00, 0x05}, + {0x04, 0x10, 0x06}, + {0x04, 0x10, 0x07}, + {0x04, 0x40, 0x06}, + {0x04, 0x40, 0x07}, + {0x04, 0x00, 0x04}, + {0x04, 0x00, 0x05}, + + {0x06, 0x1c, 0x17}, + {0x06, 0xe2, 0x19}, + {0x06, 0x1c, 0x1b}, + {0x06, 0xe2, 0x1d}, + {0x06, 0x5f, 0x1f}, + {0x06, 0x32, 0x20}, + + {0x05, initial_brightness >> 6, 0x00}, + {0x05, (initial_brightness << 2) & 0xff, 0x01}, + {0x05, 0x06, 0xc1}, + {0x05, 0x58, 0xc2}, + {0x05, 0x00, 0xca}, + {0x05, 0x00, 0x11}, + {} +}; + +static int reg_write(struct usb_device *dev, + u16 req, u16 index, u16 value) +{ + int ret; + + ret = usb_control_msg(dev, + usb_sndctrlpipe(dev, 0), + req, + USB_TYPE_VENDOR | USB_RECIP_DEVICE, + value, index, NULL, 0, 500); + PDEBUG(D_USBO, "reg write: 0x%02x,0x%02x:0x%02x, %d", + req, index, value, ret); + if (ret < 0) + pr_err("reg write: error %d\n", ret); + return ret; +} + +/* returns: negative is error, pos or zero is data */ +static int reg_read(struct gspca_dev *gspca_dev, + u16 req, /* bRequest */ + u16 index) /* wIndex */ +{ + int ret; + + ret = usb_control_msg(gspca_dev->dev, + usb_rcvctrlpipe(gspca_dev->dev, 0), + req, + USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, /* value */ + index, + gspca_dev->usb_buf, 2, + 500); /* timeout */ + if (ret < 0) + return ret; + return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0]; +} + +static int write_vector(struct gspca_dev *gspca_dev, + const u8 data[][3]) +{ + struct usb_device *dev = gspca_dev->dev; + int ret, i = 0; + + while (data[i][0] != 0) { + ret = reg_write(dev, data[i][0], data[i][2], data[i][1]); + if (ret < 0) + return ret; + i++; + } + return 0; +} + +/* this function is called at probe time */ +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; + + cam = &gspca_dev->cam; + cam->cam_mode = vga_mode; + sd->subtype = id->driver_info; + if (sd->subtype != IntelPCCameraPro) + cam->nmodes = ARRAY_SIZE(vga_mode); + else /* no 640x480 for IntelPCCameraPro */ + cam->nmodes = ARRAY_SIZE(vga_mode) - 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; + + if (write_vector(gspca_dev, + sd->subtype == Nxultra + ? spca505b_init_data + : spca505_init_data)) + return -EIO; + return 0; +} + +static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness) +{ + reg_write(gspca_dev->dev, 0x05, 0x00, (255 - brightness) >> 6); + reg_write(gspca_dev->dev, 0x05, 0x01, (255 - brightness) << 2); +} + +static int sd_start(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + struct usb_device *dev = gspca_dev->dev; + int ret, mode; + static u8 mode_tb[][3] = { + /* r00 r06 r07 */ + {0x00, 0x10, 0x10}, /* 640x480 */ + {0x01, 0x1a, 0x1a}, /* 352x288 */ + {0x02, 0x1c, 0x1d}, /* 320x240 */ + {0x04, 0x34, 0x34}, /* 176x144 */ + {0x05, 0x40, 0x40} /* 160x120 */ + }; + + if (sd->subtype == Nxultra) + write_vector(gspca_dev, spca505b_open_data_ccd); + else + write_vector(gspca_dev, spca505_open_data_ccd); + ret = reg_read(gspca_dev, 0x06, 0x16); + + if (ret < 0) { + PDEBUG(D_ERR|D_CONF, + "register read failed err: %d", + ret); + return ret; + } + if (ret != 0x0101) { + pr_err("After vector read returns 0x%04x should be 0x0101\n", + ret); + } + + ret = reg_write(gspca_dev->dev, 0x06, 0x16, 0x0a); + if (ret < 0) + return ret; + reg_write(gspca_dev->dev, 0x05, 0xc2, 0x12); + + /* necessary because without it we can see stream + * only once after loading module */ + /* stopping usb registers Tomasz change */ + reg_write(dev, 0x02, 0x00, 0x00); + + mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv; + reg_write(dev, SPCA50X_REG_COMPRESS, 0x00, mode_tb[mode][0]); + reg_write(dev, SPCA50X_REG_COMPRESS, 0x06, mode_tb[mode][1]); + reg_write(dev, SPCA50X_REG_COMPRESS, 0x07, mode_tb[mode][2]); + + return reg_write(dev, SPCA50X_REG_USB, + SPCA50X_USB_CTRL, + SPCA50X_CUSB_ENABLE); +} + +static void sd_stopN(struct gspca_dev *gspca_dev) +{ + /* Disable ISO packet machine */ + reg_write(gspca_dev->dev, 0x02, 0x00, 0x00); +} + +/* called on streamoff with alt 0 and on disconnect */ +static void sd_stop0(struct gspca_dev *gspca_dev) +{ + if (!gspca_dev->present) + return; + + /* This maybe reset or power control */ + reg_write(gspca_dev->dev, 0x03, 0x03, 0x20); + reg_write(gspca_dev->dev, 0x03, 0x01, 0x00); + reg_write(gspca_dev->dev, 0x03, 0x00, 0x01); + reg_write(gspca_dev->dev, 0x05, 0x10, 0x01); + reg_write(gspca_dev->dev, 0x05, 0x11, 0x0f); +} + +static void sd_pkt_scan(struct gspca_dev *gspca_dev, + u8 *data, /* isoc packet */ + int len) /* iso packet length */ +{ + switch (data[0]) { + case 0: /* start of frame */ + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); + data += SPCA50X_OFFSET_DATA; + len -= SPCA50X_OFFSET_DATA; + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); + break; + case 0xff: /* drop */ + break; + default: + data += 1; + len -= 1; + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); + break; + } +} + +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; + } + 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; + + gspca_dev->vdev.ctrl_handler = hdl; + v4l2_ctrl_handler_init(hdl, 5); + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_BRIGHTNESS, 0, 255, 1, 127); + + 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_controls = sd_init_controls, + .init = sd_init, + .start = sd_start, + .stopN = sd_stopN, + .stop0 = sd_stop0, + .pkt_scan = sd_pkt_scan, +}; + +/* -- module initialisation -- */ +static const struct usb_device_id device_table[] = { + {USB_DEVICE(0x041e, 0x401d), .driver_info = Nxultra}, + {USB_DEVICE(0x0733, 0x0430), .driver_info = IntelPCCameraPro}, +/*fixme: may be UsbGrabberPV321 BRIDGE_SPCA506 SENSOR_SAA7113 */ + {} +}; +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); |