linux/drivers/media/video/gspca/sonixb.c

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/*
* sonix sn9c102 (bayer) library
* Copyright (C) 2003 2004 Michel Xhaard mxhaard@magic.fr
* Add Pas106 Stefano Mozzi (C) 2004
*
* V4L2 by Jean-Francois 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 MODULE_NAME "sonixb"
#include "gspca.h"
#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 1, 7)
static const char version[] = "2.1.7";
MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
MODULE_DESCRIPTION("GSPCA/SN9C102 USB Camera Driver");
MODULE_LICENSE("GPL");
/* specific webcam descriptor */
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
struct sd_desc sd_desc; /* our nctrls differ dependend upon the
sensor, so we use a per cam copy */
atomic_t avg_lum;
unsigned short gain;
unsigned short exposure;
unsigned char brightness;
unsigned char autogain;
unsigned char autogain_ignore_frames;
unsigned char fr_h_sz; /* size of frame header */
char sensor; /* Type of image sensor chip */
char sensor_has_gain;
#define SENSOR_HV7131R 0
#define SENSOR_OV6650 1
#define SENSOR_OV7630 2
#define SENSOR_OV7630_3 3
#define SENSOR_PAS106 4
#define SENSOR_PAS202 5
#define SENSOR_TAS5110 6
#define SENSOR_TAS5130CXX 7
};
#define COMP2 0x8f
#define COMP 0xc7 /* 0x87 //0x07 */
#define COMP1 0xc9 /* 0x89 //0x09 */
#define MCK_INIT 0x63
#define MCK_INIT1 0x20 /*fixme: Bayer - 0x50 for JPEG ??*/
#define SYS_CLK 0x04
/* We calculate the autogain at the end of the transfer of a frame, at this
moment a frame with the old settings is being transmitted, and a frame is
being captured with the old settings. So if we adjust the autogain we must
ignore atleast the 2 next frames for the new settings to come into effect
before doing any other adjustments */
#define AUTOGAIN_IGNORE_FRAMES 3
#define AUTOGAIN_DEADZONE 500
#define DESIRED_AVG_LUM 7000
/* V4L2 controls supported by the driver */
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getbrightness(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 int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val);
static struct ctrl sd_ctrls[] = {
{
{
.id = V4L2_CID_BRIGHTNESS,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Brightness",
.minimum = 0,
.maximum = 255,
.step = 1,
#define BRIGHTNESS_DEF 127
.default_value = BRIGHTNESS_DEF,
},
.set = sd_setbrightness,
.get = sd_getbrightness,
},
{
{
.id = V4L2_CID_GAIN,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Gain",
.minimum = 0,
.maximum = 511,
.step = 1,
#define GAIN_DEF 255
#define GAIN_KNEE 400
.default_value = GAIN_DEF,
},
.set = sd_setgain,
.get = sd_getgain,
},
{
{
.id = V4L2_CID_EXPOSURE,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Exposure",
#define EXPOSURE_DEF 0
#define EXPOSURE_KNEE 353 /* 10 fps */
.minimum = 0,
.maximum = 511,
.step = 1,
.default_value = EXPOSURE_DEF,
.flags = 0,
},
.set = sd_setexposure,
.get = sd_getexposure,
},
{
{
.id = V4L2_CID_AUTOGAIN,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "Automatic Gain (and Exposure)",
.minimum = 0,
.maximum = 1,
.step = 1,
#define AUTOGAIN_DEF 1
.default_value = AUTOGAIN_DEF,
.flags = 0,
},
.set = sd_setautogain,
.get = sd_getautogain,
},
};
static struct v4l2_pix_format vga_mode[] = {
{160, 120, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
.bytesperline = 160,
.sizeimage = 160 * 120,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 2},
{320, 240, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
.bytesperline = 320,
.sizeimage = 320 * 240,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1},
{640, 480, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 640 * 480,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
};
static struct v4l2_pix_format sif_mode[] = {
{176, 144, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
.bytesperline = 176,
.sizeimage = 176 * 144,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1},
{352, 288, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
.bytesperline = 352,
.sizeimage = 352 * 288,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
};
static const __u8 probe_ov7630[] = {0x08, 0x44};
static const __u8 initHv7131[] = {
0x46, 0x77, 0x00, 0x04, 0x00, 0x00, 0x00, 0x80, 0x11, 0x00, 0x00, 0x00,
0x00, 0x00,
0x00, 0x00, 0x00, 0x03, 0x01, 0x00, /* shift from 0x02 0x01 0x00 */
0x28, 0x1e, 0x60, 0x8a, 0x20,
0x1d, 0x10, 0x02, 0x03, 0x0f, 0x0c
};
static const __u8 hv7131_sensor_init[][8] = {
{0xc0, 0x11, 0x31, 0x38, 0x2a, 0x2e, 0x00, 0x10},
{0xa0, 0x11, 0x01, 0x08, 0x2a, 0x2e, 0x00, 0x10},
{0xb0, 0x11, 0x20, 0x00, 0xd0, 0x2e, 0x00, 0x10},
{0xc0, 0x11, 0x25, 0x03, 0x0e, 0x28, 0x00, 0x16},
{0xa0, 0x11, 0x30, 0x10, 0x0e, 0x28, 0x00, 0x15},
};
static const __u8 initOv6650[] = {
0x44, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x02, 0x01, 0x0a, 0x16, 0x12, 0x68, 0x0b,
0x10, 0x1d, 0x10, 0x00, 0x06, 0x1f, 0x00
};
static const __u8 ov6650_sensor_init[][8] =
{
/* Bright, contrast, etc are set througth SCBB interface.
* AVCAP on win2 do not send any data on this controls. */
/* Anyway, some registers appears to alter bright and constrat */
/* Reset sensor */
{0xa0, 0x60, 0x12, 0x80, 0x00, 0x00, 0x00, 0x10},
/* Set clock register 0x11 low nibble is clock divider */
{0xd0, 0x60, 0x11, 0xc0, 0x1b, 0x18, 0xc1, 0x10},
/* Next some unknown stuff */
{0xb0, 0x60, 0x15, 0x00, 0x02, 0x18, 0xc1, 0x10},
/* {0xa0, 0x60, 0x1b, 0x01, 0x02, 0x18, 0xc1, 0x10},
* THIS SET GREEN SCREEN
* (pixels could be innverted in decode kind of "brg",
* but blue wont be there. Avoid this data ... */
{0xd0, 0x60, 0x26, 0x01, 0x14, 0xd8, 0xa4, 0x10}, /* format out? */
{0xd0, 0x60, 0x26, 0x01, 0x14, 0xd8, 0xa4, 0x10},
{0xa0, 0x60, 0x30, 0x3d, 0x0A, 0xd8, 0xa4, 0x10},
/* Disable autobright ? */
{0xb0, 0x60, 0x60, 0x66, 0x68, 0xd8, 0xa4, 0x10},
/* Some more unknown stuff */
{0xa0, 0x60, 0x68, 0x04, 0x68, 0xd8, 0xa4, 0x10},
{0xd0, 0x60, 0x17, 0x24, 0xd6, 0x04, 0x94, 0x10}, /* Clipreg */
{0xa0, 0x60, 0x10, 0x57, 0x99, 0x04, 0x94, 0x16},
/* Framerate adjust register for artificial light 50 hz flicker
compensation, identical to ov6630 0x2b register, see 6630 datasheet.
0x4f -> (30 fps -> 25 fps), 0x00 -> no adjustment */
{0xa0, 0x60, 0x2b, 0x4f, 0x99, 0x04, 0x94, 0x15},
};
static const __u8 initOv7630[] = {
0x04, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, /* r01 .. r08 */
0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* r09 .. r10 */
0x00, 0x02, 0x01, 0x0a, /* r11 .. r14 */
0x28, 0x1e, /* H & V sizes r15 .. r16 */
0x68, COMP1, MCK_INIT1, /* r17 .. r19 */
0x1d, 0x10, 0x02, 0x03, 0x0f, 0x0c /* r1a .. r1f */
};
static const __u8 initOv7630_3[] = {
0x44, 0x44, 0x00, 0x1a, 0x20, 0x20, 0x20, 0x80, /* r01 .. r08 */
0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, /* r09 .. r10 */
0x00, 0x01, 0x01, 0x0a, /* r11 .. r14 */
0x16, 0x12, /* H & V sizes r15 .. r16 */
0x68, 0x8f, MCK_INIT1, /* r17 .. r19 */
0x1d, 0x10, 0x02, 0x03, 0x0f, 0x0c, 0x00, /* r1a .. r20 */
0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70, 0x80, /* r21 .. r28 */
0x90, 0xa0, 0xb0, 0xc0, 0xd0, 0xe0, 0xf0, 0xff /* r29 .. r30 */
};
static const __u8 ov7630_sensor_init_com[][8] = {
{0xa0, 0x21, 0x12, 0x80, 0x00, 0x00, 0x00, 0x10},
{0xb0, 0x21, 0x01, 0x77, 0x3a, 0x00, 0x00, 0x10},
/* {0xd0, 0x21, 0x12, 0x7c, 0x01, 0x80, 0x34, 0x10}, jfm */
{0xd0, 0x21, 0x12, 0x78, 0x00, 0x80, 0x34, 0x10}, /* jfm */
{0xa0, 0x21, 0x1b, 0x04, 0x00, 0x80, 0x34, 0x10},
{0xa0, 0x21, 0x20, 0x44, 0x00, 0x80, 0x34, 0x10},
{0xa0, 0x21, 0x23, 0xee, 0x00, 0x80, 0x34, 0x10},
{0xd0, 0x21, 0x26, 0xa0, 0x9a, 0xa0, 0x30, 0x10},
{0xb0, 0x21, 0x2a, 0x80, 0x00, 0xa0, 0x30, 0x10},
{0xb0, 0x21, 0x2f, 0x3d, 0x24, 0xa0, 0x30, 0x10},
{0xa0, 0x21, 0x32, 0x86, 0x24, 0xa0, 0x30, 0x10},
/* {0xb0, 0x21, 0x60, 0xa9, 0x4a, 0xa0, 0x30, 0x10}, jfm */
{0xb0, 0x21, 0x60, 0xa9, 0x42, 0xa0, 0x30, 0x10}, /* jfm */
{0xa0, 0x21, 0x65, 0x00, 0x42, 0xa0, 0x30, 0x10},
{0xa0, 0x21, 0x69, 0x38, 0x42, 0xa0, 0x30, 0x10},
{0xc0, 0x21, 0x6f, 0x88, 0x0b, 0x00, 0x30, 0x10},
{0xc0, 0x21, 0x74, 0x21, 0x8e, 0x00, 0x30, 0x10},
{0xa0, 0x21, 0x7d, 0xf7, 0x8e, 0x00, 0x30, 0x10},
{0xd0, 0x21, 0x17, 0x1c, 0xbd, 0x06, 0xf6, 0x10},
};
static const __u8 ov7630_sensor_init[][8] = {
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, /* delay 200ms */
{0xa0, 0x21, 0x11, 0x01, 0xbd, 0x06, 0xf6, 0x10}, /* jfm */
{0xa0, 0x21, 0x10, 0x57, 0xbd, 0x06, 0xf6, 0x16},
{0xa0, 0x21, 0x76, 0x02, 0xbd, 0x06, 0xf6, 0x16},
{0xa0, 0x21, 0x00, 0x10, 0xbd, 0x06, 0xf6, 0x15}, /* gain */
};
static const __u8 ov7630_sensor_init_3[][5][8] = {
{ {0xa0, 0x21, 0x10, 0x36, 0xbd, 0x06, 0xf6, 0x16}, /* exposure */
{0xa0, 0x21, 0x76, 0x03, 0xbd, 0x06, 0xf6, 0x16},
{0xa0, 0x21, 0x11, 0x01, 0xbd, 0x06, 0xf6, 0x16},
{0xa0, 0x21, 0x00, 0x10, 0xbd, 0x06, 0xf6, 0x15}, /* gain */
{0xb0, 0x21, 0x2a, 0xa0, 0x1c, 0x06, 0xf6, 0x1d},
},
{ {0xa0, 0x21, 0x10, 0x83, 0xbd, 0x06, 0xf6, 0x16}, /* exposure */
{0xa0, 0x21, 0x76, 0x00, 0xbd, 0x06, 0xf6, 0x16},
{0xa0, 0x21, 0x11, 0x00, 0xbd, 0x06, 0xf6, 0x16},
{0xa0, 0x21, 0x00, 0x10, 0xbd, 0x06, 0xf6, 0x15}, /* gain */
/* {0xb0, 0x21, 0x2a, 0xc0, 0x3c, 0x06, 0xf6, 0x1d},
* a0 1c,a0 1f,c0 3c frame rate ?line interval from ov6630 */
/* {0xb0, 0x21, 0x2a, 0xa0, 0x1f, 0x06, 0xf6, 0x1d}, * from win */
{0xb0, 0x21, 0x2a, 0x80, 0x60, 0x06, 0xf6, 0x1d},
}
};
static const __u8 initPas106[] = {
0x04, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x81, 0x40, 0x00, 0x00, 0x00,
0x00, 0x00,
0x00, 0x00, 0x00, 0x05, 0x01, 0x00,
0x16, 0x12, 0x28, COMP1, MCK_INIT1,
0x18, 0x10, 0x04, 0x03, 0x11, 0x0c
};
/* compression 0x86 mckinit1 0x2b */
static const __u8 pas106_data[][2] = {
{0x02, 0x04}, /* Pixel Clock Divider 6 */
{0x03, 0x13}, /* Frame Time MSB */
/* {0x03, 0x12}, * Frame Time MSB */
{0x04, 0x06}, /* Frame Time LSB */
/* {0x04, 0x05}, * Frame Time LSB */
{0x05, 0x65}, /* Shutter Time Line Offset */
/* {0x05, 0x6d}, * Shutter Time Line Offset */
/* {0x06, 0xb1}, * Shutter Time Pixel Offset */
{0x06, 0xcd}, /* Shutter Time Pixel Offset */
{0x07, 0xc1}, /* Black Level Subtract Sign */
/* {0x07, 0x00}, * Black Level Subtract Sign */
{0x08, 0x06}, /* Black Level Subtract Level */
{0x08, 0x06}, /* Black Level Subtract Level */
/* {0x08, 0x01}, * Black Level Subtract Level */
{0x09, 0x05}, /* Color Gain B Pixel 5 a */
{0x0a, 0x04}, /* Color Gain G1 Pixel 1 5 */
{0x0b, 0x04}, /* Color Gain G2 Pixel 1 0 5 */
{0x0c, 0x05}, /* Color Gain R Pixel 3 1 */
{0x0d, 0x00}, /* Color GainH Pixel */
{0x0e, 0x0e}, /* Global Gain */
{0x0f, 0x00}, /* Contrast */
{0x10, 0x06}, /* H&V synchro polarity */
{0x11, 0x06}, /* ?default */
{0x12, 0x06}, /* DAC scale */
{0x14, 0x02}, /* ?default */
{0x13, 0x01}, /* Validate Settings */
};
static const __u8 initPas202[] = {
0x44, 0x44, 0x21, 0x30, 0x00, 0x00, 0x00, 0x80, 0x40, 0x00, 0x00, 0x00,
0x00, 0x00,
0x00, 0x00, 0x00, 0x07, 0x03, 0x0a, /* 6 */
0x28, 0x1e, 0x28, 0x89, 0x30,
0x00, 0x00, 0x02, 0x03, 0x0f, 0x0c
};
static const __u8 pas202_sensor_init[][8] = {
{0xa0, 0x40, 0x02, 0x03, 0x00, 0x00, 0x00, 0x10},
{0xd0, 0x40, 0x04, 0x07, 0x34, 0x00, 0x09, 0x10},
{0xd0, 0x40, 0x08, 0x01, 0x00, 0x00, 0x01, 0x10},
{0xd0, 0x40, 0x0C, 0x00, 0x0C, 0x00, 0x32, 0x10},
{0xd0, 0x40, 0x10, 0x00, 0x01, 0x00, 0x63, 0x10},
{0xa0, 0x40, 0x15, 0x70, 0x01, 0x00, 0x63, 0x10},
{0xa0, 0x40, 0x18, 0x00, 0x01, 0x00, 0x63, 0x10},
{0xa0, 0x40, 0x11, 0x01, 0x01, 0x00, 0x63, 0x10},
{0xa0, 0x40, 0x03, 0x56, 0x01, 0x00, 0x63, 0x10},
{0xa0, 0x40, 0x11, 0x01, 0x01, 0x00, 0x63, 0x10},
{0xb0, 0x40, 0x04, 0x07, 0x2a, 0x00, 0x63, 0x10},
{0xb0, 0x40, 0x0e, 0x00, 0x3d, 0x00, 0x63, 0x10},
{0xa0, 0x40, 0x11, 0x01, 0x3d, 0x00, 0x63, 0x16},
{0xa0, 0x40, 0x10, 0x08, 0x3d, 0x00, 0x63, 0x15},
{0xa0, 0x40, 0x02, 0x04, 0x3d, 0x00, 0x63, 0x16},
{0xa0, 0x40, 0x11, 0x01, 0x3d, 0x00, 0x63, 0x16},
{0xb0, 0x40, 0x0e, 0x00, 0x31, 0x00, 0x63, 0x16},
{0xa0, 0x40, 0x11, 0x01, 0x31, 0x00, 0x63, 0x16},
{0xa0, 0x40, 0x10, 0x0e, 0x31, 0x00, 0x63, 0x15},
{0xa0, 0x40, 0x11, 0x01, 0x31, 0x00, 0x63, 0x16},
};
static const __u8 initTas5110[] = {
0x44, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x11, 0x00, 0x00, 0x00,
0x00, 0x00,
0x00, 0x01, 0x00, 0x46, 0x09, 0x0a, /* shift from 0x45 0x09 0x0a */
0x16, 0x12, 0x60, 0x86, 0x2b,
0x14, 0x0a, 0x02, 0x02, 0x09, 0x07
};
static const __u8 tas5110_sensor_init[][8] = {
{0x30, 0x11, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x10},
{0x30, 0x11, 0x02, 0x20, 0xa9, 0x00, 0x00, 0x10},
{0xa0, 0x61, 0x9a, 0xca, 0x00, 0x00, 0x00, 0x17},
};
static const __u8 initTas5130[] = {
0x04, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x11, 0x00, 0x00, 0x00,
0x00, 0x00,
0x00, 0x01, 0x00, 0x69, 0x0c, 0x0a,
0x28, 0x1e, 0x60, COMP, MCK_INIT,
0x18, 0x10, 0x04, 0x03, 0x11, 0x0c
};
static const __u8 tas5130_sensor_init[][8] = {
/* {0x30, 0x11, 0x00, 0x40, 0x47, 0x00, 0x00, 0x10},
* shutter 0x47 short exposure? */
{0x30, 0x11, 0x00, 0x40, 0x01, 0x00, 0x00, 0x10},
/* shutter 0x01 long exposure */
{0x30, 0x11, 0x02, 0x20, 0x70, 0x00, 0x00, 0x10},
};
/* get one byte in gspca_dev->usb_buf */
static void reg_r(struct gspca_dev *gspca_dev,
__u16 value)
{
usb_control_msg(gspca_dev->dev,
usb_rcvctrlpipe(gspca_dev->dev, 0),
0, /* request */
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
value,
0, /* index */
gspca_dev->usb_buf, 1,
500);
}
static void reg_w(struct gspca_dev *gspca_dev,
__u16 value,
const __u8 *buffer,
int len)
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
if (len > sizeof gspca_dev->usb_buf) {
PDEBUG(D_ERR|D_PACK, "reg_w: buffer overflow");
return;
}
#endif
memcpy(gspca_dev->usb_buf, buffer, len);
usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
0x08, /* request */
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
value,
0, /* index */
gspca_dev->usb_buf, len,
500);
}
static void reg_w_big(struct gspca_dev *gspca_dev,
__u16 value,
const __u8 *buffer,
int len)
{
__u8 *tmpbuf;
tmpbuf = kmalloc(len, GFP_KERNEL);
memcpy(tmpbuf, buffer, len);
usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
0x08, /* request */
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
value,
0, /* index */
tmpbuf, len,
500);
kfree(tmpbuf);
}
static int i2c_w(struct gspca_dev *gspca_dev, const __u8 *buffer)
{
int retry = 60;
/* is i2c ready */
reg_w(gspca_dev, 0x08, buffer, 8);
while (retry--) {
msleep(10);
reg_r(gspca_dev, 0x08);
if (gspca_dev->usb_buf[0] == 4)
return 0;
}
return -1;
}
static void i2c_w_vector(struct gspca_dev *gspca_dev,
const __u8 buffer[][8], int len)
{
for (;;) {
reg_w(gspca_dev, 0x08, *buffer, 8);
len -= 8;
if (len <= 0)
break;
buffer++;
}
}
static void setbrightness(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
__u8 value;
switch (sd->sensor) {
case SENSOR_OV6650: {
__u8 i2cOV6650[] =
{0xa0, 0x60, 0x06, 0x11, 0x99, 0x04, 0x94, 0x15};
i2cOV6650[3] = sd->brightness;
if (i2c_w(gspca_dev, i2cOV6650) < 0)
goto err;
break;
}
case SENSOR_OV7630: {
__u8 i2cOV[] =
{0xa0, 0x21, 0x06, 0x36, 0xbd, 0x06, 0xf6, 0x16};
/* change reg 0x06 */
i2cOV[3] = sd->brightness;
if (i2c_w(gspca_dev, i2cOV) < 0)
goto err;
break;
}
case SENSOR_PAS106: {
__u8 i2c1[] =
{0xa1, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14};
i2c1[3] = sd->brightness >> 3;
i2c1[2] = 0x0e;
if (i2c_w(gspca_dev, i2c1) < 0)
goto err;
i2c1[3] = 0x01;
i2c1[2] = 0x13;
if (i2c_w(gspca_dev, i2c1) < 0)
goto err;
break;
}
case SENSOR_PAS202: {
/* __u8 i2cpexpo1[] =
{0xb0, 0x40, 0x04, 0x07, 0x2a, 0x00, 0x63, 0x16}; */
__u8 i2cpexpo[] =
{0xb0, 0x40, 0x0e, 0x01, 0xab, 0x00, 0x63, 0x16};
__u8 i2cp202[] =
{0xa0, 0x40, 0x10, 0x0e, 0x31, 0x00, 0x63, 0x15};
static __u8 i2cpdoit[] =
{0xa0, 0x40, 0x11, 0x01, 0x31, 0x00, 0x63, 0x16};
/* change reg 0x10 */
i2cpexpo[4] = 0xff - sd->brightness;
/* if(i2c_w(gspca_dev,i2cpexpo1) < 0)
goto err; */
/* if(i2c_w(gspca_dev,i2cpdoit) < 0)
goto err; */
if (i2c_w(gspca_dev, i2cpexpo) < 0)
goto err;
if (i2c_w(gspca_dev, i2cpdoit) < 0)
goto err;
i2cp202[3] = sd->brightness >> 3;
if (i2c_w(gspca_dev, i2cp202) < 0)
goto err;
if (i2c_w(gspca_dev, i2cpdoit) < 0)
goto err;
break;
}
case SENSOR_TAS5130CXX: {
__u8 i2c[] =
{0x30, 0x11, 0x02, 0x20, 0x70, 0x00, 0x00, 0x10};
value = 0xff - sd->brightness;
i2c[4] = value;
PDEBUG(D_CONF, "brightness %d : %d", value, i2c[4]);
if (i2c_w(gspca_dev, i2c) < 0)
goto err;
break;
}
case SENSOR_TAS5110:
/* FIXME figure out howto control brightness on TAS5110 */
break;
}
return;
err:
PDEBUG(D_ERR, "i2c error brightness");
}
static void setsensorgain(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
unsigned short gain;
gain = (sd->gain + 1) >> 1;
if (gain > 255)
gain = 255;
switch (sd->sensor) {
case SENSOR_TAS5110: {
__u8 i2c[] =
{0x30, 0x11, 0x02, 0x20, 0x70, 0x00, 0x00, 0x10};
i2c[4] = 255 - gain;
if (i2c_w(gspca_dev, i2c) < 0)
goto err;
break;
}
case SENSOR_OV6650: {
__u8 i2c[] = {0xa0, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10};
i2c[3] = gain;
if (i2c_w(gspca_dev, i2c) < 0)
goto err;
break;
}
}
return;
err:
PDEBUG(D_ERR, "i2c error gain");
}
static void setgain(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
__u8 gain;
__u8 rgb_value;
gain = sd->gain >> 5;
/* red and blue gain */
rgb_value = gain << 4 | gain;
reg_w(gspca_dev, 0x10, &rgb_value, 1);
/* green gain */
rgb_value = gain;
reg_w(gspca_dev, 0x11, &rgb_value, 1);
if (sd->sensor_has_gain)
setsensorgain(gspca_dev);
}
static void setexposure(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
/* translate 0 - 255 to a number of fps in a 30 - 1 scale */
int fps = 30 - sd->exposure * 29 / 511;
switch (sd->sensor) {
case SENSOR_TAS5110: {
__u8 reg;
/* register 19's high nibble contains the sn9c10x clock divider
The high nibble configures the no fps according to the
formula: 60 / high_nibble. With a maximum of 30 fps */
reg = 60 / fps;
if (reg > 15)
reg = 15;
reg = (reg << 4) | 0x0b;
reg_w(gspca_dev, 0x19, &reg, 1);
break;
}
case SENSOR_OV6650: {
__u8 i2c[] = {0xa0, 0x60, 0x11, 0xc0, 0x00, 0x00, 0x00, 0x10};
i2c[3] = 30 / fps - 1;
if (i2c[3] > 15)
i2c[3] = 15;
i2c[3] |= 0xc0;
if (i2c_w(gspca_dev, i2c) < 0)
PDEBUG(D_ERR, "i2c error exposure");
break;
}
}
}
static void do_autogain(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int avg_lum = atomic_read(&sd->avg_lum);
if (avg_lum == -1)
return;
if (sd->autogain_ignore_frames > 0)
sd->autogain_ignore_frames--;
else if (gspca_auto_gain_n_exposure(gspca_dev, avg_lum,
sd->brightness * DESIRED_AVG_LUM / 127,
AUTOGAIN_DEADZONE, GAIN_KNEE, EXPOSURE_KNEE))
sd->autogain_ignore_frames = AUTOGAIN_IGNORE_FRAMES;
}
/* 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;
__u16 product;
int sif = 0;
/* nctrls depends upon the sensor, so we use a per cam copy */
memcpy(&sd->sd_desc, gspca_dev->sd_desc, sizeof(struct sd_desc));
gspca_dev->sd_desc = &sd->sd_desc;
sd->fr_h_sz = 12; /* default size of the frame header */
sd->sd_desc.nctrls = 2; /* default nb of ctrls */
product = id->idProduct;
/* switch (id->idVendor) { */
/* case 0x0c45: * Sonix */
switch (product) {
case 0x6001: /* SN9C102 */
case 0x6005: /* SN9C101 */
case 0x6007: /* SN9C101 */
sd->sensor = SENSOR_TAS5110;
sd->sensor_has_gain = 1;
sd->sd_desc.nctrls = 4;
sd->sd_desc.dq_callback = do_autogain;
sif = 1;
break;
case 0x6009: /* SN9C101 */
case 0x600d: /* SN9C101 */
case 0x6029: /* SN9C101 */
sd->sensor = SENSOR_PAS106;
sif = 1;
break;
case 0x6011: /* SN9C101 - SN9C101G */
sd->sensor = SENSOR_OV6650;
sd->sensor_has_gain = 1;
sd->sd_desc.nctrls = 4;
sd->sd_desc.dq_callback = do_autogain;
sif = 1;
break;
case 0x6019: /* SN9C101 */
case 0x602c: /* SN9C102 */
case 0x602e: /* SN9C102 */
sd->sensor = SENSOR_OV7630;
break;
case 0x60b0: /* SN9C103 */
sd->sensor = SENSOR_OV7630_3;
sd->fr_h_sz = 18; /* size of frame header */
break;
case 0x6024: /* SN9C102 */
case 0x6025: /* SN9C102 */
sd->sensor = SENSOR_TAS5130CXX;
break;
case 0x6028: /* SN9C102 */
sd->sensor = SENSOR_PAS202;
break;
case 0x602d: /* SN9C102 */
sd->sensor = SENSOR_HV7131R;
break;
case 0x60af: /* SN9C103 */
sd->sensor = SENSOR_PAS202;
sd->fr_h_sz = 18; /* size of frame header (?) */
break;
}
/* break; */
/* } */
cam = &gspca_dev->cam;
cam->dev_name = (char *) id->driver_info;
cam->epaddr = 0x01;
if (!sif) {
cam->cam_mode = vga_mode;
cam->nmodes = ARRAY_SIZE(vga_mode);
if (sd->sensor == SENSOR_OV7630_3) {
/* We only have 320x240 & 640x480 */
cam->cam_mode++;
cam->nmodes--;
}
} else {
cam->cam_mode = sif_mode;
cam->nmodes = ARRAY_SIZE(sif_mode);
}
sd->brightness = BRIGHTNESS_DEF;
sd->gain = GAIN_DEF;
sd->exposure = EXPOSURE_DEF;
sd->autogain = AUTOGAIN_DEF;
if (sd->sensor == SENSOR_OV7630_3) /* jfm: from win trace */
reg_w(gspca_dev, 0x01, probe_ov7630, sizeof probe_ov7630);
return 0;
}
/* this function is called at open time */
static int sd_open(struct gspca_dev *gspca_dev)
{
reg_r(gspca_dev, 0x00);
if (gspca_dev->usb_buf[0] != 0x10)
return -ENODEV;
return 0;
}
static void pas106_i2cinit(struct gspca_dev *gspca_dev)
{
int i;
const __u8 *data;
__u8 i2c1[] = { 0xa1, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14 };
i = ARRAY_SIZE(pas106_data);
data = pas106_data[0];
while (--i >= 0) {
memcpy(&i2c1[2], data, 2);
/* copy 2 bytes from the template */
if (i2c_w(gspca_dev, i2c1) < 0)
PDEBUG(D_ERR, "i2c error pas106");
data += 2;
}
}
/* -- start the camera -- */
static void sd_start(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int mode, l;
const __u8 *sn9c10x;
__u8 reg01, reg17;
__u8 reg17_19[3];
static const __u8 reg15[2] = { 0x28, 0x1e };
mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;
switch (sd->sensor) {
case SENSOR_HV7131R:
sn9c10x = initHv7131;
reg17_19[0] = 0x60;
reg17_19[1] = (mode << 4) | 0x8a;
reg17_19[2] = 0x20;
break;
case SENSOR_OV6650:
sn9c10x = initOv6650;
reg17_19[0] = 0x68;
reg17_19[1] = (mode << 4) | 0x8b;
reg17_19[2] = 0x20;
break;
case SENSOR_OV7630:
sn9c10x = initOv7630;
reg17_19[0] = 0x68;
reg17_19[1] = (mode << 4) | COMP2;
reg17_19[2] = MCK_INIT1;
break;
case SENSOR_OV7630_3:
sn9c10x = initOv7630_3;
reg17_19[0] = 0x68;
reg17_19[1] = (mode << 4) | COMP2;
reg17_19[2] = MCK_INIT1;
break;
case SENSOR_PAS106:
sn9c10x = initPas106;
reg17_19[0] = 0x24; /* 0x28 */
reg17_19[1] = (mode << 4) | COMP1;
reg17_19[2] = MCK_INIT1;
break;
case SENSOR_PAS202:
sn9c10x = initPas202;
reg17_19[0] = mode ? 0x24 : 0x20;
reg17_19[1] = (mode << 4) | 0x89;
reg17_19[2] = 0x20;
break;
case SENSOR_TAS5110:
sn9c10x = initTas5110;
reg17_19[0] = 0x60;
reg17_19[1] = (mode << 4) | 0x86;
reg17_19[2] = 0x2b; /* 0xf3; */
break;
default:
/* case SENSOR_TAS5130CXX: */
sn9c10x = initTas5130;
reg17_19[0] = 0x60;
reg17_19[1] = (mode << 4) | COMP;
reg17_19[2] = mode ? 0x23 : 0x43;
break;
}
switch (sd->sensor) {
case SENSOR_OV7630:
reg01 = 0x06;
reg17 = 0x29;
l = 0x10;
break;
case SENSOR_OV7630_3:
reg01 = 0x44;
reg17 = 0x68;
l = sizeof initOv7630_3;
break;
default:
reg01 = sn9c10x[0];
reg17 = sn9c10x[0x17 - 1];
l = 0x1f;
break;
}
/* reg 0x01 bit 2 video transfert on */
reg_w(gspca_dev, 0x01, &reg01, 1);
/* reg 0x17 SensorClk enable inv Clk 0x60 */
reg_w(gspca_dev, 0x17, &reg17, 1);
/*fixme: for ov7630 102
reg_w(gspca_dev, 0x01, {0x06, sn9c10x[1]}, 2); */
/* Set the registers from the template */
reg_w_big(gspca_dev, 0x01, sn9c10x, l);
switch (sd->sensor) {
case SENSOR_HV7131R:
i2c_w_vector(gspca_dev, hv7131_sensor_init,
sizeof hv7131_sensor_init);
break;
case SENSOR_OV6650:
i2c_w_vector(gspca_dev, ov6650_sensor_init,
sizeof ov6650_sensor_init);
break;
case SENSOR_OV7630:
i2c_w_vector(gspca_dev, ov7630_sensor_init_com,
sizeof ov7630_sensor_init_com);
msleep(200);
i2c_w_vector(gspca_dev, ov7630_sensor_init,
sizeof ov7630_sensor_init);
break;
case SENSOR_OV7630_3:
i2c_w_vector(gspca_dev, ov7630_sensor_init_com,
sizeof ov7630_sensor_init_com);
msleep(200);
i2c_w_vector(gspca_dev, ov7630_sensor_init_3[mode],
sizeof ov7630_sensor_init_3[mode]);
break;
case SENSOR_PAS106:
pas106_i2cinit(gspca_dev);
break;
case SENSOR_PAS202:
i2c_w_vector(gspca_dev, pas202_sensor_init,
sizeof pas202_sensor_init);
break;
case SENSOR_TAS5110:
i2c_w_vector(gspca_dev, tas5110_sensor_init,
sizeof tas5110_sensor_init);
break;
default:
/* case SENSOR_TAS5130CXX: */
i2c_w_vector(gspca_dev, tas5130_sensor_init,
sizeof tas5130_sensor_init);
break;
}
/* H_size V_size 0x28, 0x1e maybe 640x480 */
reg_w(gspca_dev, 0x15, reg15, 2);
/* compression register */
reg_w(gspca_dev, 0x18, &reg17_19[1], 1);
if (sd->sensor != SENSOR_OV7630_3) {
/* H_start */
reg_w(gspca_dev, 0x12, &sn9c10x[0x12 - 1], 1);
/* V_START */
reg_w(gspca_dev, 0x13, &sn9c10x[0x13 - 1], 1);
}
/* reset 0x17 SensorClk enable inv Clk 0x60 */
/*fixme: ov7630 [17]=68 8f (+20 if 102)*/
reg_w(gspca_dev, 0x17, &reg17_19[0], 1);
/*MCKSIZE ->3 */ /*fixme: not ov7630*/
if (sd->sensor != SENSOR_OV7630_3)
reg_w(gspca_dev, 0x19, &reg17_19[2], 1);
/* AE_STRX AE_STRY AE_ENDX AE_ENDY */
reg_w(gspca_dev, 0x1c, &sn9c10x[0x1c - 1], 4);
/* Enable video transfert */
reg_w(gspca_dev, 0x01, &sn9c10x[0], 1);
/* Compression */
reg_w(gspca_dev, 0x18, &reg17_19[1], 2);
msleep(20);
setgain(gspca_dev);
setbrightness(gspca_dev);
setexposure(gspca_dev);
sd->autogain_ignore_frames = 0;
atomic_set(&sd->avg_lum, -1);
}
static void sd_stopN(struct gspca_dev *gspca_dev)
{
__u8 ByteSend;
ByteSend = 0x09; /* 0X00 */
reg_w(gspca_dev, 0x01, &ByteSend, 1);
}
static void sd_stop0(struct gspca_dev *gspca_dev)
{
}
static void sd_close(struct gspca_dev *gspca_dev)
{
}
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
struct gspca_frame *frame, /* target */
unsigned char *data, /* isoc packet */
int len) /* iso packet length */
{
int i;
struct sd *sd = (struct sd *) gspca_dev;
if (len > 6 && len < 24) {
for (i = 0; i < len - 6; i++) {
if (data[0 + i] == 0xff
&& data[1 + i] == 0xff
&& data[2 + i] == 0x00
&& data[3 + i] == 0xc4
&& data[4 + i] == 0xc4
&& data[5 + i] == 0x96) { /* start of frame */
frame = gspca_frame_add(gspca_dev, LAST_PACKET,
frame, data, 0);
if (i < (len - 10)) {
atomic_set(&sd->avg_lum, data[i + 8] +
(data[i + 9] << 8));
} else {
atomic_set(&sd->avg_lum, -1);
#ifdef CONFIG_VIDEO_ADV_DEBUG
PDEBUG(D_STREAM, "packet too short to "
"get avg brightness");
#endif
}
data += i + sd->fr_h_sz;
len -= i + sd->fr_h_sz;
gspca_frame_add(gspca_dev, FIRST_PACKET,
frame, data, len);
return;
}
}
}
gspca_frame_add(gspca_dev, INTER_PACKET,
frame, data, len);
}
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->brightness = val;
if (gspca_dev->streaming)
setbrightness(gspca_dev);
return 0;
}
static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
*val = sd->brightness;
return 0;
}
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)
setgain(gspca_dev);
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_setexposure(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->exposure = val;
if (gspca_dev->streaming)
setexposure(gspca_dev);
return 0;
}
static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
*val = sd->exposure;
return 0;
}
static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->autogain = val;
/* when switching to autogain set defaults to make sure
we are on a valid point of the autogain gain /
exposure knee graph, and give this change time to
take effect before doing autogain. */
if (sd->autogain) {
sd->exposure = EXPOSURE_DEF;
sd->gain = GAIN_DEF;
if (gspca_dev->streaming) {
sd->autogain_ignore_frames = AUTOGAIN_IGNORE_FRAMES;
setexposure(gspca_dev);
setgain(gspca_dev);
}
}
return 0;
}
static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
*val = sd->autogain;
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,
.open = sd_open,
.start = sd_start,
.stopN = sd_stopN,
.stop0 = sd_stop0,
.close = sd_close,
.pkt_scan = sd_pkt_scan,
};
/* -- module initialisation -- */
#define DVNM(name) .driver_info = (kernel_ulong_t) name
static __devinitdata struct usb_device_id device_table[] = {
#ifndef CONFIG_USB_SN9C102
{USB_DEVICE(0x0c45, 0x6001), DVNM("Genius VideoCAM NB")},
{USB_DEVICE(0x0c45, 0x6005), DVNM("Sweex Tas5110")},
{USB_DEVICE(0x0c45, 0x6007), DVNM("Sonix sn9c101 + Tas5110D")},
{USB_DEVICE(0x0c45, 0x6009), DVNM("spcaCam@120")},
{USB_DEVICE(0x0c45, 0x600d), DVNM("spcaCam@120")},
{USB_DEVICE(0x0c45, 0x6011), DVNM("MAX Webcam Microdia")},
{USB_DEVICE(0x0c45, 0x6019), DVNM("Generic Sonix OV7630")},
{USB_DEVICE(0x0c45, 0x6024), DVNM("Generic Sonix Tas5130c")},
{USB_DEVICE(0x0c45, 0x6025), DVNM("Xcam Shanga")},
{USB_DEVICE(0x0c45, 0x6028), DVNM("Sonix Btc Pc380")},
{USB_DEVICE(0x0c45, 0x6029), DVNM("spcaCam@150")},
{USB_DEVICE(0x0c45, 0x602c), DVNM("Generic Sonix OV7630")},
{USB_DEVICE(0x0c45, 0x602d), DVNM("LIC-200 LG")},
{USB_DEVICE(0x0c45, 0x602e), DVNM("Genius VideoCam Messenger")},
{USB_DEVICE(0x0c45, 0x60af), DVNM("Trust WB3100P")},
{USB_DEVICE(0x0c45, 0x60b0), DVNM("Genius VideoCam Look")},
#endif
{}
};
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,
};
/* -- module insert / remove -- */
static int __init sd_mod_init(void)
{
if (usb_register(&sd_driver) < 0)
return -1;
PDEBUG(D_PROBE, "v%s registered", version);
return 0;
}
static void __exit sd_mod_exit(void)
{
usb_deregister(&sd_driver);
PDEBUG(D_PROBE, "deregistered");
}
module_init(sd_mod_init);
module_exit(sd_mod_exit);