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kernel-fxtec-pro1x/drivers/media/video/gspca/etoms.c
Jean-Francois Moine 956e42d28f V4L/DVB (8180): Source cleanup - compile error with VIDEO_ADV_DEBUG. 
main, etoms, mars, pac207, pac7311, sonixb, sonixj, spca500, spca505:
	 Cleanup source.
sunplus: Compilation error when VIDEO_ADV_DEBUG set.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
2008-07-20 07:15:56 -03:00

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/*
* Etoms Et61x151 GPL Linux driver by Michel Xhaard (09/09/2004)
*
* 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 "etoms"
#include "gspca.h"
#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 1, 0)
static const char version[] = "2.1.0";
MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
MODULE_DESCRIPTION("Etoms USB Camera Driver");
MODULE_LICENSE("GPL");
/* specific webcam descriptor */
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
unsigned char brightness;
unsigned char contrast;
unsigned char colors;
unsigned char autogain;
char sensor;
#define SENSOR_PAS106 0
#define SENSOR_TAS5130CXX 1
signed char ag_cnt;
#define AG_CNT_START 13
};
/* 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_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getcolors(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[] = {
#define SD_BRIGHTNESS 0
{
{
.id = V4L2_CID_BRIGHTNESS,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Brightness",
.minimum = 1,
.maximum = 127,
.step = 1,
.default_value = 63,
},
.set = sd_setbrightness,
.get = sd_getbrightness,
},
#define SD_CONTRAST 1
{
{
.id = V4L2_CID_CONTRAST,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Contrast",
.minimum = 0,
.maximum = 255,
.step = 1,
.default_value = 127,
},
.set = sd_setcontrast,
.get = sd_getcontrast,
},
#define SD_COLOR 2
{
{
.id = V4L2_CID_SATURATION,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Color",
.minimum = 0,
.maximum = 15,
.step = 1,
.default_value = 7,
},
.set = sd_setcolors,
.get = sd_getcolors,
},
#define SD_AUTOGAIN 3
{
{
.id = V4L2_CID_AUTOGAIN,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "Auto Gain",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 1,
},
.set = sd_setautogain,
.get = sd_getautogain,
},
};
static struct cam_mode vga_mode[] = {
{V4L2_PIX_FMT_SBGGR8, 320, 240, 1},
/* {V4L2_PIX_FMT_SBGGR8, 640, 480, 0}, */
};
static struct cam_mode sif_mode[] = {
{V4L2_PIX_FMT_SBGGR8, 176, 144, 1},
{V4L2_PIX_FMT_SBGGR8, 352, 288, 0},
};
#define ETOMS_ALT_SIZE_1000 12
#define ET_GPIO_DIR_CTRL 0x04 /* Control IO bit[0..5] (0 in 1 out) */
#define ET_GPIO_OUT 0x05 /* Only IO data */
#define ET_GPIO_IN 0x06 /* Read Only IO data */
#define ET_RESET_ALL 0x03
#define ET_ClCK 0x01
#define ET_CTRL 0x02 /* enable i2c OutClck Powerdown mode */
#define ET_COMP 0x12 /* Compression register */
#define ET_MAXQt 0x13
#define ET_MINQt 0x14
#define ET_COMP_VAL0 0x02
#define ET_COMP_VAL1 0x03
#define ET_REG1d 0x1d
#define ET_REG1e 0x1e
#define ET_REG1f 0x1f
#define ET_REG20 0x20
#define ET_REG21 0x21
#define ET_REG22 0x22
#define ET_REG23 0x23
#define ET_REG24 0x24
#define ET_REG25 0x25
/* base registers for luma calculation */
#define ET_LUMA_CENTER 0x39
#define ET_G_RED 0x4d
#define ET_G_GREEN1 0x4e
#define ET_G_BLUE 0x4f
#define ET_G_GREEN2 0x50
#define ET_G_GR_H 0x51
#define ET_G_GB_H 0x52
#define ET_O_RED 0x34
#define ET_O_GREEN1 0x35
#define ET_O_BLUE 0x36
#define ET_O_GREEN2 0x37
#define ET_SYNCHRO 0x68
#define ET_STARTX 0x69
#define ET_STARTY 0x6a
#define ET_WIDTH_LOW 0x6b
#define ET_HEIGTH_LOW 0x6c
#define ET_W_H_HEIGTH 0x6d
#define ET_REG6e 0x6e /* OBW */
#define ET_REG6f 0x6f /* OBW */
#define ET_REG70 0x70 /* OBW_AWB */
#define ET_REG71 0x71 /* OBW_AWB */
#define ET_REG72 0x72 /* OBW_AWB */
#define ET_REG73 0x73 /* Clkdelay ns */
#define ET_REG74 0x74 /* test pattern */
#define ET_REG75 0x75 /* test pattern */
#define ET_I2C_CLK 0x8c
#define ET_PXL_CLK 0x60
#define ET_I2C_BASE 0x89
#define ET_I2C_COUNT 0x8a
#define ET_I2C_PREFETCH 0x8b
#define ET_I2C_REG 0x88
#define ET_I2C_DATA7 0x87
#define ET_I2C_DATA6 0x86
#define ET_I2C_DATA5 0x85
#define ET_I2C_DATA4 0x84
#define ET_I2C_DATA3 0x83
#define ET_I2C_DATA2 0x82
#define ET_I2C_DATA1 0x81
#define ET_I2C_DATA0 0x80
#define PAS106_REG2 0x02 /* pxlClk = systemClk/(reg2) */
#define PAS106_REG3 0x03 /* line/frame H [11..4] */
#define PAS106_REG4 0x04 /* line/frame L [3..0] */
#define PAS106_REG5 0x05 /* exposure time line offset(default 5) */
#define PAS106_REG6 0x06 /* exposure time pixel offset(default 6) */
#define PAS106_REG7 0x07 /* signbit Dac (default 0) */
#define PAS106_REG9 0x09
#define PAS106_REG0e 0x0e /* global gain [4..0](default 0x0e) */
#define PAS106_REG13 0x13 /* end i2c write */
static __u8 GainRGBG[] = { 0x80, 0x80, 0x80, 0x80, 0x00, 0x00 };
static __u8 I2c2[] = { 0x08, 0x08, 0x08, 0x08, 0x0d };
static __u8 I2c3[] = { 0x12, 0x05 };
static __u8 I2c4[] = { 0x41, 0x08 };
static void Et_RegRead(struct usb_device *dev,
__u16 index, __u8 *buffer, int len)
{
usb_control_msg(dev,
usb_rcvctrlpipe(dev, 0),
0,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
0, index, buffer, len, 500);
}
static void Et_RegWrite(struct usb_device *dev,
__u16 index, __u8 *buffer, __u16 len)
{
usb_control_msg(dev,
usb_sndctrlpipe(dev, 0),
0,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
0, index, buffer, len, 500);
}
static int Et_i2cwrite(struct usb_device *dev, __u8 reg, __u8 *buffer,
__u16 length, __u8 mode)
{
/* buffer should be [D0..D7] */
int i, j;
__u8 base = 0x40; /* sensor base for the pas106 */
__u8 ptchcount = 0;
ptchcount = (((length & 0x07) << 4) | (mode & 0x03));
/* set the base address */
Et_RegWrite(dev, ET_I2C_BASE, &base, 1);
/* set count and prefetch */
Et_RegWrite(dev, ET_I2C_COUNT, &ptchcount, 1);
/* set the register base */
Et_RegWrite(dev, ET_I2C_REG, &reg, 1);
j = length - 1;
for (i = 0; i < length; i++) {
Et_RegWrite(dev, (ET_I2C_DATA0 + j), &buffer[j], 1);
j--;
}
return 0;
}
static int Et_i2cread(struct usb_device *dev, __u8 reg, __u8 *buffer,
__u16 length, __u8 mode)
{
/* buffer should be [D0..D7] */
int i, j;
__u8 base = 0x40; /* sensor base for the pas106 */
__u8 ptchcount;
__u8 prefetch = 0x02;
ptchcount = (((length & 0x07) << 4) | (mode & 0x03));
/* set the base address */
Et_RegWrite(dev, ET_I2C_BASE, &base, 1);
/* set count and prefetch */
Et_RegWrite(dev, ET_I2C_COUNT, &ptchcount, 1);
/* set the register base */
Et_RegWrite(dev, ET_I2C_REG, &reg, 1);
Et_RegWrite(dev, ET_I2C_PREFETCH, &prefetch, 1);
prefetch = 0x00;
Et_RegWrite(dev, ET_I2C_PREFETCH, &prefetch, 1);
j = length - 1;
for (i = 0; i < length; i++) {
Et_RegRead(dev, (ET_I2C_DATA0 + j), &buffer[j], 1);
j--;
}
return 0;
}
static int Et_WaitStatus(struct usb_device *dev)
{
__u8 bytereceived;
int retry = 10;
while (retry--) {
Et_RegRead(dev, ET_ClCK, &bytereceived, 1);
if (bytereceived != 0)
return 1;
}
return 0;
}
static int Et_videoOff(struct usb_device *dev)
{
int err;
__u8 stopvideo = 0;
Et_RegWrite(dev, ET_GPIO_OUT, &stopvideo, 1);
err = Et_WaitStatus(dev);
if (!err)
PDEBUG(D_ERR, "timeout Et_waitStatus VideoON");
return err;
}
static int Et_videoOn(struct usb_device *dev)
{
int err;
__u8 startvideo = 0x10; /* set Bit5 */
Et_RegWrite(dev, ET_GPIO_OUT, &startvideo, 1);
err = Et_WaitStatus(dev);
if (!err)
PDEBUG(D_ERR, "timeout Et_waitStatus VideoOFF");
return err;
}
static void Et_init2(struct gspca_dev *gspca_dev)
{
struct usb_device *dev = gspca_dev->dev;
__u8 value = 0x00;
__u8 received = 0x00;
__u8 FormLine[] = { 0x84, 0x03, 0x14, 0xf4, 0x01, 0x05 };
PDEBUG(D_STREAM, "Open Init2 ET");
value = 0x2f;
Et_RegWrite(dev, ET_GPIO_DIR_CTRL, &value, 1);
value = 0x10;
Et_RegWrite(dev, ET_GPIO_OUT, &value, 1);
Et_RegRead(dev, ET_GPIO_IN, &received, 1);
value = 0x14; /* 0x14 // 0x16 enabled pattern */
Et_RegWrite(dev, ET_ClCK, &value, 1);
value = 0x1b;
Et_RegWrite(dev, ET_CTRL, &value, 1);
/* compression et subsampling */
if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].mode)
value = ET_COMP_VAL1; /* 320 */
else
value = ET_COMP_VAL0; /* 640 */
Et_RegWrite(dev, ET_COMP, &value, 1);
value = 0x1f;
Et_RegWrite(dev, ET_MAXQt, &value, 1);
value = 0x04;
Et_RegWrite(dev, ET_MINQt, &value, 1);
/* undocumented registers */
value = 0xff;
Et_RegWrite(dev, ET_REG1d, &value, 1);
value = 0xff;
Et_RegWrite(dev, ET_REG1e, &value, 1);
value = 0xff;
Et_RegWrite(dev, ET_REG1f, &value, 1);
value = 0x35;
Et_RegWrite(dev, ET_REG20, &value, 1);
value = 0x01;
Et_RegWrite(dev, ET_REG21, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_REG22, &value, 1);
value = 0xff;
Et_RegWrite(dev, ET_REG23, &value, 1);
value = 0xff;
Et_RegWrite(dev, ET_REG24, &value, 1);
value = 0x0f;
Et_RegWrite(dev, ET_REG25, &value, 1);
/* colors setting */
value = 0x11;
Et_RegWrite(dev, 0x30, &value, 1); /* 0x30 */
value = 0x40;
Et_RegWrite(dev, 0x31, &value, 1);
value = 0x00;
Et_RegWrite(dev, 0x32, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_O_RED, &value, 1); /* 0x34 */
value = 0x00;
Et_RegWrite(dev, ET_O_GREEN1, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_O_BLUE, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_O_GREEN2, &value, 1);
/*************/
value = 0x80;
Et_RegWrite(dev, ET_G_RED, &value, 1); /* 0x4d */
value = 0x80;
Et_RegWrite(dev, ET_G_GREEN1, &value, 1);
value = 0x80;
Et_RegWrite(dev, ET_G_BLUE, &value, 1);
value = 0x80;
Et_RegWrite(dev, ET_G_GREEN2, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_G_GR_H, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_G_GB_H, &value, 1); /* 0x52 */
/* Window control registers */
value = 0x80; /* use cmc_out */
Et_RegWrite(dev, 0x61, &value, 1);
value = 0x02;
Et_RegWrite(dev, 0x62, &value, 1);
value = 0x03;
Et_RegWrite(dev, 0x63, &value, 1);
value = 0x14;
Et_RegWrite(dev, 0x64, &value, 1);
value = 0x0e;
Et_RegWrite(dev, 0x65, &value, 1);
value = 0x02;
Et_RegWrite(dev, 0x66, &value, 1);
value = 0x02;
Et_RegWrite(dev, 0x67, &value, 1);
/**************************************/
value = 0x8f;
Et_RegWrite(dev, ET_SYNCHRO, &value, 1); /* 0x68 */
value = 0x69; /* 0x6a //0x69 */
Et_RegWrite(dev, ET_STARTX, &value, 1);
value = 0x0d; /* 0x0d //0x0c */
Et_RegWrite(dev, ET_STARTY, &value, 1);
value = 0x80;
Et_RegWrite(dev, ET_WIDTH_LOW, &value, 1);
value = 0xe0;
Et_RegWrite(dev, ET_HEIGTH_LOW, &value, 1);
value = 0x60;
Et_RegWrite(dev, ET_W_H_HEIGTH, &value, 1); /* 6d */
value = 0x86;
Et_RegWrite(dev, ET_REG6e, &value, 1);
value = 0x01;
Et_RegWrite(dev, ET_REG6f, &value, 1);
value = 0x26;
Et_RegWrite(dev, ET_REG70, &value, 1);
value = 0x7a;
Et_RegWrite(dev, ET_REG71, &value, 1);
value = 0x01;
Et_RegWrite(dev, ET_REG72, &value, 1);
/* Clock Pattern registers ***************** */
value = 0x00;
Et_RegWrite(dev, ET_REG73, &value, 1);
value = 0x18; /* 0x28 */
Et_RegWrite(dev, ET_REG74, &value, 1);
value = 0x0f; /* 0x01 */
Et_RegWrite(dev, ET_REG75, &value, 1);
/**********************************************/
value = 0x20;
Et_RegWrite(dev, 0x8a, &value, 1);
value = 0x0f;
Et_RegWrite(dev, 0x8d, &value, 1);
value = 0x08;
Et_RegWrite(dev, 0x8e, &value, 1);
/**************************************/
value = 0x08;
Et_RegWrite(dev, 0x03, &value, 1);
value = 0x03;
Et_RegWrite(dev, ET_PXL_CLK, &value, 1);
value = 0xff;
Et_RegWrite(dev, 0x81, &value, 1);
value = 0x00;
Et_RegWrite(dev, 0x80, &value, 1);
value = 0xff;
Et_RegWrite(dev, 0x81, &value, 1);
value = 0x20;
Et_RegWrite(dev, 0x80, &value, 1);
value = 0x01;
Et_RegWrite(dev, 0x03, &value, 1);
value = 0x00;
Et_RegWrite(dev, 0x03, &value, 1);
value = 0x08;
Et_RegWrite(dev, 0x03, &value, 1);
/********************************************/
/* Et_RegRead(dev,0x0,ET_I2C_BASE,&received,1);
always 0x40 as the pas106 ??? */
/* set the sensor */
if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].mode) {
value = 0x04; /* 320 */
Et_RegWrite(dev, ET_PXL_CLK, &value, 1);
/* now set by fifo the FormatLine setting */
Et_RegWrite(dev, 0x62, FormLine, 6);
} else { /* 640 */
/* setting PixelClock
0x03 mean 24/(3+1) = 6 Mhz
0x05 -> 24/(5+1) = 4 Mhz
0x0b -> 24/(11+1) = 2 Mhz
0x17 -> 24/(23+1) = 1 Mhz
*/
value = 0x1e; /* 0x17 */
Et_RegWrite(dev, ET_PXL_CLK, &value, 1);
/* now set by fifo the FormatLine setting */
Et_RegWrite(dev, 0x62, FormLine, 6);
}
/* set exposure times [ 0..0x78] 0->longvalue 0x78->shortvalue */
value = 0x47; /* 0x47; */
Et_RegWrite(dev, 0x81, &value, 1);
value = 0x40; /* 0x40; */
Et_RegWrite(dev, 0x80, &value, 1);
/* Pedro change */
/* Brightness change Brith+ decrease value */
/* Brigth- increase value */
/* original value = 0x70; */
value = 0x30; /* 0x20; */
Et_RegWrite(dev, 0x81, &value, 1); /* set brightness */
value = 0x20; /* 0x20; */
Et_RegWrite(dev, 0x80, &value, 1);
}
static void setcolors(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
struct usb_device *dev = gspca_dev->dev;
static __u8 I2cc[] = { 0x05, 0x02, 0x02, 0x05, 0x0d };
__u8 i2cflags = 0x01;
/* __u8 green = 0; */
__u8 colors = sd->colors;
I2cc[3] = colors; /* red */
I2cc[0] = 15 - colors; /* blue */
/* green = 15 - ((((7*I2cc[0]) >> 2 ) + I2cc[3]) >> 1); */
/* I2cc[1] = I2cc[2] = green; */
if (sd->sensor == SENSOR_PAS106) {
Et_i2cwrite(dev, PAS106_REG13, &i2cflags, 1, 3);
Et_i2cwrite(dev, PAS106_REG9, I2cc, sizeof(I2cc), 1);
}
/* PDEBUG(D_CONF , "Etoms red %d blue %d green %d",
I2cc[3], I2cc[0], green); */
}
static void getcolors(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
/* __u8 valblue = 0; */
__u8 valred;
if (sd->sensor == SENSOR_PAS106) {
/* Et_i2cread(gspca_dev->dev,PAS106_REG9,&valblue,1,1); */
Et_i2cread(gspca_dev->dev, PAS106_REG9 + 3, &valred, 1, 1);
sd->colors = valred & 0x0f;
}
}
static void Et_init1(struct gspca_dev *gspca_dev)
{
struct usb_device *dev = gspca_dev->dev;
__u8 value = 0x00;
__u8 received = 0x00;
/* __u8 I2c0 [] ={0x0a,0x12,0x05,0x22,0xac,0x00,0x01,0x00}; */
__u8 I2c0[] = { 0x0a, 0x12, 0x05, 0x6d, 0xcd, 0x00, 0x01, 0x00 };
/* try 1/120 0x6d 0xcd 0x40 */
/* __u8 I2c0 [] ={0x0a,0x12,0x05,0xfe,0xfe,0xc0,0x01,0x00};
* 1/60000 hmm ?? */
PDEBUG(D_STREAM, "Open Init1 ET");
value = 7;
Et_RegWrite(dev, ET_GPIO_DIR_CTRL, &value, 1);
Et_RegRead(dev, ET_GPIO_IN, &received, 1);
value = 1;
Et_RegWrite(dev, ET_RESET_ALL, &value, 1);
value = 0;
Et_RegWrite(dev, ET_RESET_ALL, &value, 1);
value = 0x10;
Et_RegWrite(dev, ET_ClCK, &value, 1);
value = 0x19;
Et_RegWrite(dev, ET_CTRL, &value, 1);
/* compression et subsampling */
if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].mode)
value = ET_COMP_VAL1;
else
value = ET_COMP_VAL0;
PDEBUG(D_STREAM, "Open mode %d Compression %d",
gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].mode,
value);
Et_RegWrite(dev, ET_COMP, &value, 1);
value = 0x1d;
Et_RegWrite(dev, ET_MAXQt, &value, 1);
value = 0x02;
Et_RegWrite(dev, ET_MINQt, &value, 1);
/* undocumented registers */
value = 0xff;
Et_RegWrite(dev, ET_REG1d, &value, 1);
value = 0xff;
Et_RegWrite(dev, ET_REG1e, &value, 1);
value = 0xff;
Et_RegWrite(dev, ET_REG1f, &value, 1);
value = 0x35;
Et_RegWrite(dev, ET_REG20, &value, 1);
value = 0x01;
Et_RegWrite(dev, ET_REG21, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_REG22, &value, 1);
value = 0xf7;
Et_RegWrite(dev, ET_REG23, &value, 1);
value = 0xff;
Et_RegWrite(dev, ET_REG24, &value, 1);
value = 0x07;
Et_RegWrite(dev, ET_REG25, &value, 1);
/* colors setting */
value = 0x80;
Et_RegWrite(dev, ET_G_RED, &value, 1);
value = 0x80;
Et_RegWrite(dev, ET_G_GREEN1, &value, 1);
value = 0x80;
Et_RegWrite(dev, ET_G_BLUE, &value, 1);
value = 0x80;
Et_RegWrite(dev, ET_G_GREEN2, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_G_GR_H, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_G_GB_H, &value, 1);
/* Window control registers */
value = 0xf0;
Et_RegWrite(dev, ET_SYNCHRO, &value, 1);
value = 0x56; /* 0x56 */
Et_RegWrite(dev, ET_STARTX, &value, 1);
value = 0x05; /* 0x04 */
Et_RegWrite(dev, ET_STARTY, &value, 1);
value = 0x60;
Et_RegWrite(dev, ET_WIDTH_LOW, &value, 1);
value = 0x20;
Et_RegWrite(dev, ET_HEIGTH_LOW, &value, 1);
value = 0x50;
Et_RegWrite(dev, ET_W_H_HEIGTH, &value, 1);
value = 0x86;
Et_RegWrite(dev, ET_REG6e, &value, 1);
value = 0x01;
Et_RegWrite(dev, ET_REG6f, &value, 1);
value = 0x86;
Et_RegWrite(dev, ET_REG70, &value, 1);
value = 0x14;
Et_RegWrite(dev, ET_REG71, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_REG72, &value, 1);
/* Clock Pattern registers */
value = 0x00;
Et_RegWrite(dev, ET_REG73, &value, 1);
value = 0x00;
Et_RegWrite(dev, ET_REG74, &value, 1);
value = 0x0a;
Et_RegWrite(dev, ET_REG75, &value, 1);
value = 0x04;
Et_RegWrite(dev, ET_I2C_CLK, &value, 1);
value = 0x01;
Et_RegWrite(dev, ET_PXL_CLK, &value, 1);
/* set the sensor */
if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].mode) {
I2c0[0] = 0x06;
Et_i2cwrite(dev, PAS106_REG2, I2c0, sizeof(I2c0), 1);
Et_i2cwrite(dev, PAS106_REG9, I2c2, sizeof(I2c2), 1);
value = 0x06;
Et_i2cwrite(dev, PAS106_REG2, &value, 1, 1);
Et_i2cwrite(dev, PAS106_REG3, I2c3, sizeof(I2c3), 1);
/* value = 0x1f; */
value = 0x04;
Et_i2cwrite(dev, PAS106_REG0e, &value, 1, 1);
} else {
I2c0[0] = 0x0a;
Et_i2cwrite(dev, PAS106_REG2, I2c0, sizeof(I2c0), 1);
Et_i2cwrite(dev, PAS106_REG9, I2c2, sizeof(I2c2), 1);
value = 0x0a;
Et_i2cwrite(dev, PAS106_REG2, &value, 1, 1);
Et_i2cwrite(dev, PAS106_REG3, I2c3, sizeof(I2c3), 1);
value = 0x04;
/* value = 0x10; */
Et_i2cwrite(dev, PAS106_REG0e, &value, 1, 1);
/* bit 2 enable bit 1:2 select 0 1 2 3
value = 0x07; * curve 0 *
Et_i2cwrite(dev,PAS106_REG0f,&value,1,1);
*/
}
/* value = 0x01; */
/* value = 0x22; */
/* Et_i2cwrite(dev, PAS106_REG5, &value, 1, 1); */
/* magnetude and sign bit for DAC */
Et_i2cwrite(dev, PAS106_REG7, I2c4, sizeof I2c4, 1);
/* now set by fifo the whole colors setting */
Et_RegWrite(dev, ET_G_RED, GainRGBG, 6);
getcolors(gspca_dev);
setcolors(gspca_dev);
}
/* 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 vendor;
__u16 product;
vendor = id->idVendor;
product = id->idProduct;
/* switch (vendor) { */
/* case 0x102c: * Etoms */
switch (product) {
case 0x6151:
sd->sensor = SENSOR_PAS106; /* Etoms61x151 */
break;
case 0x6251:
sd->sensor = SENSOR_TAS5130CXX; /* Etoms61x251 */
break;
/* } */
/* break; */
}
cam = &gspca_dev->cam;
cam->dev_name = (char *) id->driver_info;
cam->epaddr = 1;
if (sd->sensor == SENSOR_PAS106) {
cam->cam_mode = sif_mode;
cam->nmodes = sizeof sif_mode / sizeof sif_mode[0];
} else {
cam->cam_mode = vga_mode;
cam->nmodes = sizeof vga_mode / sizeof vga_mode[0];
}
sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value;
sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value;
sd->colors = sd_ctrls[SD_COLOR].qctrl.default_value;
sd->autogain = sd_ctrls[SD_AUTOGAIN].qctrl.default_value;
return 0;
}
/* this function is called at open time */
static int sd_open(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
struct usb_device *dev = gspca_dev->dev;
int err;
__u8 value;
PDEBUG(D_STREAM, "Initialize ET1");
if (sd->sensor == SENSOR_PAS106)
Et_init1(gspca_dev);
else
Et_init2(gspca_dev);
value = 0x08;
Et_RegWrite(dev, ET_RESET_ALL, &value, 1);
err = Et_videoOff(dev);
PDEBUG(D_STREAM, "Et_Init_VideoOff %d", err);
return 0;
}
/* -- start the camera -- */
static void sd_start(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
struct usb_device *dev = gspca_dev->dev;
int err;
__u8 value;
if (sd->sensor == SENSOR_PAS106)
Et_init1(gspca_dev);
else
Et_init2(gspca_dev);
value = 0x08;
Et_RegWrite(dev, ET_RESET_ALL, &value, 1);
err = Et_videoOn(dev);
PDEBUG(D_STREAM, "Et_VideoOn %d", err);
}
static void sd_stopN(struct gspca_dev *gspca_dev)
{
int err;
err = Et_videoOff(gspca_dev->dev);
PDEBUG(D_STREAM, "Et_VideoOff %d", err);
}
static void sd_stop0(struct gspca_dev *gspca_dev)
{
}
static void sd_close(struct gspca_dev *gspca_dev)
{
}
static void setbrightness(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int i;
__u8 brightness = sd->brightness;
for (i = 0; i < 4; i++)
Et_RegWrite(gspca_dev->dev, (ET_O_RED + i), &brightness, 1);
}
static void getbrightness(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int i;
int brightness = 0;
__u8 value = 0;
for (i = 0; i < 4; i++) {
Et_RegRead(gspca_dev->dev, (ET_O_RED + i), &value, 1);
brightness += value;
}
sd->brightness = brightness >> 3;
}
static void setcontrast(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
__u8 RGBG[] = { 0x80, 0x80, 0x80, 0x80, 0x00, 0x00 };
__u8 contrast = sd->contrast;
memset(RGBG, contrast, sizeof RGBG - 2);
Et_RegWrite(gspca_dev->dev, ET_G_RED, RGBG, 6);
}
static void getcontrast(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int i;
int contrast = 0;
__u8 value = 0;
for (i = 0; i < 4; i++) {
Et_RegRead(gspca_dev->dev, (ET_G_RED + i), &value, 1);
contrast += value;
}
sd->contrast = contrast >> 2;
}
static __u8 Et_getgainG(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
__u8 value = 0;
if (sd->sensor == SENSOR_PAS106) {
Et_i2cread(gspca_dev->dev, PAS106_REG0e, &value, 1, 1);
PDEBUG(D_CONF, "Etoms gain G %d", value);
return value;
}
return 0x1f;
}
static void Et_setgainG(struct gspca_dev *gspca_dev, __u8 gain)
{
struct sd *sd = (struct sd *) gspca_dev;
struct usb_device *dev = gspca_dev->dev;
__u8 i2cflags = 0x01;
if (sd->sensor == SENSOR_PAS106) {
Et_i2cwrite(dev, PAS106_REG13, &i2cflags, 1, 3);
Et_i2cwrite(dev, PAS106_REG0e, &gain, 1, 1);
}
}
#define BLIMIT(bright) \
(__u8)((bright > 0x1f)?0x1f:((bright < 4)?3:bright))
#define LIMIT(color) \
(unsigned char)((color > 0xff)?0xff:((color < 0)?0:color))
static void setautogain(struct gspca_dev *gspca_dev)
{
struct usb_device *dev = gspca_dev->dev;
__u8 GRBG[] = { 0, 0, 0, 0 };
__u8 luma = 0;
__u8 luma_mean = 128;
__u8 luma_delta = 20;
__u8 spring = 4;
int Gbright = 0;
__u8 r, g, b;
Gbright = Et_getgainG(gspca_dev);
Et_RegRead(dev, ET_LUMA_CENTER, GRBG, 4);
g = (GRBG[0] + GRBG[3]) >> 1;
r = GRBG[1];
b = GRBG[2];
r = ((r << 8) - (r << 4) - (r << 3)) >> 10;
b = ((b << 7) >> 10);
g = ((g << 9) + (g << 7) + (g << 5)) >> 10;
luma = LIMIT(r + g + b);
PDEBUG(D_FRAM, "Etoms luma G %d", luma);
if (luma < luma_mean - luma_delta || luma > luma_mean + luma_delta) {
Gbright += (luma_mean - luma) >> spring;
Gbright = BLIMIT(Gbright);
PDEBUG(D_FRAM, "Etoms Gbright %d", Gbright);
Et_setgainG(gspca_dev, (__u8) Gbright);
}
}
#undef BLIMIT
#undef LIMIT
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 */
{
struct sd *sd;
int seqframe;
seqframe = data[0] & 0x3f;
len = (int) (((data[0] & 0xc0) << 2) | data[1]);
if (seqframe == 0x3f) {
PDEBUG(D_FRAM,
"header packet found datalength %d !!", len);
PDEBUG(D_FRAM, "G %d R %d G %d B %d",
data[2], data[3], data[4], data[5]);
data += 30;
/* don't change datalength as the chips provided it */
frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
data, 0);
gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, len);
sd = (struct sd *) gspca_dev;
if (sd->ag_cnt >= 0) {
if (--sd->ag_cnt < 0) {
sd->ag_cnt = AG_CNT_START;
setautogain(gspca_dev);
}
}
return;
}
if (len) {
data += 8;
gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
} else { /* Drop Packet */
gspca_dev->last_packet_type = DISCARD_PACKET;
}
}
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;
getbrightness(gspca_dev);
*val = sd->brightness;
return 0;
}
static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->contrast = val;
if (gspca_dev->streaming)
setcontrast(gspca_dev);
return 0;
}
static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
getcontrast(gspca_dev);
*val = sd->contrast;
return 0;
}
static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->colors = val;
if (gspca_dev->streaming)
setcolors(gspca_dev);
return 0;
}
static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
getcolors(gspca_dev);
*val = sd->colors;
return 0;
}
static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->autogain = val;
if (val)
sd->ag_cnt = AG_CNT_START;
else
sd->ag_cnt = -1;
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 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[] = {
{USB_DEVICE(0x102c, 0x6151), DVNM("Qcam Sangha CIF")},
{USB_DEVICE(0x102c, 0x6251), DVNM("Qcam xxxxxx VGA")},
{}
};
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);
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