| /* |
| * 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, 3) |
| static const char version[] = "2.1.3"; |
| |
| 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 reg_r(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 reg_w(struct usb_device *dev, |
| __u16 index, __u8 *buffer, __u16 len) |
| { |
| __u8 tmpbuf[8]; |
| |
| memcpy(tmpbuf, buffer, len); |
| usb_control_msg(dev, |
| usb_sndctrlpipe(dev, 0), |
| 0, |
| USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE, |
| 0, index, tmpbuf, 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 */ |
| reg_w(dev, ET_I2C_BASE, &base, 1); |
| /* set count and prefetch */ |
| reg_w(dev, ET_I2C_COUNT, &ptchcount, 1); |
| /* set the register base */ |
| reg_w(dev, ET_I2C_REG, ®, 1); |
| j = length - 1; |
| for (i = 0; i < length; i++) { |
| reg_w(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 */ |
| reg_w(dev, ET_I2C_BASE, &base, 1); |
| /* set count and prefetch */ |
| reg_w(dev, ET_I2C_COUNT, &ptchcount, 1); |
| /* set the register base */ |
| reg_w(dev, ET_I2C_REG, ®, 1); |
| reg_w(dev, ET_I2C_PREFETCH, &prefetch, 1); |
| prefetch = 0x00; |
| reg_w(dev, ET_I2C_PREFETCH, &prefetch, 1); |
| j = length - 1; |
| for (i = 0; i < length; i++) { |
| reg_r(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--) { |
| reg_r(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; |
| |
| reg_w(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 */ |
| |
| reg_w(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; |
| reg_w(dev, ET_GPIO_DIR_CTRL, &value, 1); |
| value = 0x10; |
| reg_w(dev, ET_GPIO_OUT, &value, 1); |
| reg_r(dev, ET_GPIO_IN, &received, 1); |
| value = 0x14; /* 0x14 // 0x16 enabled pattern */ |
| reg_w(dev, ET_ClCK, &value, 1); |
| value = 0x1b; |
| reg_w(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 */ |
| reg_w(dev, ET_COMP, &value, 1); |
| value = 0x1f; |
| reg_w(dev, ET_MAXQt, &value, 1); |
| value = 0x04; |
| reg_w(dev, ET_MINQt, &value, 1); |
| /* undocumented registers */ |
| value = 0xff; |
| reg_w(dev, ET_REG1d, &value, 1); |
| value = 0xff; |
| reg_w(dev, ET_REG1e, &value, 1); |
| value = 0xff; |
| reg_w(dev, ET_REG1f, &value, 1); |
| value = 0x35; |
| reg_w(dev, ET_REG20, &value, 1); |
| value = 0x01; |
| reg_w(dev, ET_REG21, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_REG22, &value, 1); |
| value = 0xff; |
| reg_w(dev, ET_REG23, &value, 1); |
| value = 0xff; |
| reg_w(dev, ET_REG24, &value, 1); |
| value = 0x0f; |
| reg_w(dev, ET_REG25, &value, 1); |
| /* colors setting */ |
| value = 0x11; |
| reg_w(dev, 0x30, &value, 1); /* 0x30 */ |
| value = 0x40; |
| reg_w(dev, 0x31, &value, 1); |
| value = 0x00; |
| reg_w(dev, 0x32, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_O_RED, &value, 1); /* 0x34 */ |
| value = 0x00; |
| reg_w(dev, ET_O_GREEN1, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_O_BLUE, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_O_GREEN2, &value, 1); |
| /*************/ |
| value = 0x80; |
| reg_w(dev, ET_G_RED, &value, 1); /* 0x4d */ |
| value = 0x80; |
| reg_w(dev, ET_G_GREEN1, &value, 1); |
| value = 0x80; |
| reg_w(dev, ET_G_BLUE, &value, 1); |
| value = 0x80; |
| reg_w(dev, ET_G_GREEN2, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_G_GR_H, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_G_GB_H, &value, 1); /* 0x52 */ |
| /* Window control registers */ |
| |
| value = 0x80; /* use cmc_out */ |
| reg_w(dev, 0x61, &value, 1); |
| |
| value = 0x02; |
| reg_w(dev, 0x62, &value, 1); |
| value = 0x03; |
| reg_w(dev, 0x63, &value, 1); |
| value = 0x14; |
| reg_w(dev, 0x64, &value, 1); |
| value = 0x0e; |
| reg_w(dev, 0x65, &value, 1); |
| value = 0x02; |
| reg_w(dev, 0x66, &value, 1); |
| value = 0x02; |
| reg_w(dev, 0x67, &value, 1); |
| |
| /**************************************/ |
| value = 0x8f; |
| reg_w(dev, ET_SYNCHRO, &value, 1); /* 0x68 */ |
| value = 0x69; /* 0x6a //0x69 */ |
| reg_w(dev, ET_STARTX, &value, 1); |
| value = 0x0d; /* 0x0d //0x0c */ |
| reg_w(dev, ET_STARTY, &value, 1); |
| value = 0x80; |
| reg_w(dev, ET_WIDTH_LOW, &value, 1); |
| value = 0xe0; |
| reg_w(dev, ET_HEIGTH_LOW, &value, 1); |
| value = 0x60; |
| reg_w(dev, ET_W_H_HEIGTH, &value, 1); /* 6d */ |
| value = 0x86; |
| reg_w(dev, ET_REG6e, &value, 1); |
| value = 0x01; |
| reg_w(dev, ET_REG6f, &value, 1); |
| value = 0x26; |
| reg_w(dev, ET_REG70, &value, 1); |
| value = 0x7a; |
| reg_w(dev, ET_REG71, &value, 1); |
| value = 0x01; |
| reg_w(dev, ET_REG72, &value, 1); |
| /* Clock Pattern registers ***************** */ |
| value = 0x00; |
| reg_w(dev, ET_REG73, &value, 1); |
| value = 0x18; /* 0x28 */ |
| reg_w(dev, ET_REG74, &value, 1); |
| value = 0x0f; /* 0x01 */ |
| reg_w(dev, ET_REG75, &value, 1); |
| /**********************************************/ |
| value = 0x20; |
| reg_w(dev, 0x8a, &value, 1); |
| value = 0x0f; |
| reg_w(dev, 0x8d, &value, 1); |
| value = 0x08; |
| reg_w(dev, 0x8e, &value, 1); |
| /**************************************/ |
| value = 0x08; |
| reg_w(dev, 0x03, &value, 1); |
| value = 0x03; |
| reg_w(dev, ET_PXL_CLK, &value, 1); |
| value = 0xff; |
| reg_w(dev, 0x81, &value, 1); |
| value = 0x00; |
| reg_w(dev, 0x80, &value, 1); |
| value = 0xff; |
| reg_w(dev, 0x81, &value, 1); |
| value = 0x20; |
| reg_w(dev, 0x80, &value, 1); |
| value = 0x01; |
| reg_w(dev, 0x03, &value, 1); |
| value = 0x00; |
| reg_w(dev, 0x03, &value, 1); |
| value = 0x08; |
| reg_w(dev, 0x03, &value, 1); |
| /********************************************/ |
| |
| /* reg_r(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 */ |
| reg_w(dev, ET_PXL_CLK, &value, 1); |
| /* now set by fifo the FormatLine setting */ |
| reg_w(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 */ |
| reg_w(dev, ET_PXL_CLK, &value, 1); |
| /* now set by fifo the FormatLine setting */ |
| reg_w(dev, 0x62, FormLine, 6); |
| } |
| |
| /* set exposure times [ 0..0x78] 0->longvalue 0x78->shortvalue */ |
| value = 0x47; /* 0x47; */ |
| reg_w(dev, 0x81, &value, 1); |
| value = 0x40; /* 0x40; */ |
| reg_w(dev, 0x80, &value, 1); |
| /* Pedro change */ |
| /* Brightness change Brith+ decrease value */ |
| /* Brigth- increase value */ |
| /* original value = 0x70; */ |
| value = 0x30; /* 0x20; */ |
| reg_w(dev, 0x81, &value, 1); /* set brightness */ |
| value = 0x20; /* 0x20; */ |
| reg_w(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; |
| reg_w(dev, ET_GPIO_DIR_CTRL, &value, 1); |
| reg_r(dev, ET_GPIO_IN, &received, 1); |
| value = 1; |
| reg_w(dev, ET_RESET_ALL, &value, 1); |
| value = 0; |
| reg_w(dev, ET_RESET_ALL, &value, 1); |
| value = 0x10; |
| reg_w(dev, ET_ClCK, &value, 1); |
| value = 0x19; |
| reg_w(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); |
| reg_w(dev, ET_COMP, &value, 1); |
| value = 0x1d; |
| reg_w(dev, ET_MAXQt, &value, 1); |
| value = 0x02; |
| reg_w(dev, ET_MINQt, &value, 1); |
| /* undocumented registers */ |
| value = 0xff; |
| reg_w(dev, ET_REG1d, &value, 1); |
| value = 0xff; |
| reg_w(dev, ET_REG1e, &value, 1); |
| value = 0xff; |
| reg_w(dev, ET_REG1f, &value, 1); |
| value = 0x35; |
| reg_w(dev, ET_REG20, &value, 1); |
| value = 0x01; |
| reg_w(dev, ET_REG21, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_REG22, &value, 1); |
| value = 0xf7; |
| reg_w(dev, ET_REG23, &value, 1); |
| value = 0xff; |
| reg_w(dev, ET_REG24, &value, 1); |
| value = 0x07; |
| reg_w(dev, ET_REG25, &value, 1); |
| /* colors setting */ |
| value = 0x80; |
| reg_w(dev, ET_G_RED, &value, 1); |
| value = 0x80; |
| reg_w(dev, ET_G_GREEN1, &value, 1); |
| value = 0x80; |
| reg_w(dev, ET_G_BLUE, &value, 1); |
| value = 0x80; |
| reg_w(dev, ET_G_GREEN2, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_G_GR_H, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_G_GB_H, &value, 1); |
| /* Window control registers */ |
| value = 0xf0; |
| reg_w(dev, ET_SYNCHRO, &value, 1); |
| value = 0x56; /* 0x56 */ |
| reg_w(dev, ET_STARTX, &value, 1); |
| value = 0x05; /* 0x04 */ |
| reg_w(dev, ET_STARTY, &value, 1); |
| value = 0x60; |
| reg_w(dev, ET_WIDTH_LOW, &value, 1); |
| value = 0x20; |
| reg_w(dev, ET_HEIGTH_LOW, &value, 1); |
| value = 0x50; |
| reg_w(dev, ET_W_H_HEIGTH, &value, 1); |
| value = 0x86; |
| reg_w(dev, ET_REG6e, &value, 1); |
| value = 0x01; |
| reg_w(dev, ET_REG6f, &value, 1); |
| value = 0x86; |
| reg_w(dev, ET_REG70, &value, 1); |
| value = 0x14; |
| reg_w(dev, ET_REG71, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_REG72, &value, 1); |
| /* Clock Pattern registers */ |
| value = 0x00; |
| reg_w(dev, ET_REG73, &value, 1); |
| value = 0x00; |
| reg_w(dev, ET_REG74, &value, 1); |
| value = 0x0a; |
| reg_w(dev, ET_REG75, &value, 1); |
| value = 0x04; |
| reg_w(dev, ET_I2C_CLK, &value, 1); |
| value = 0x01; |
| reg_w(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 */ |
| reg_w(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; |
| reg_w(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; |
| reg_w(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++) |
| reg_w(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++) { |
| reg_r(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); |
| reg_w(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++) { |
| reg_r(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); |
| reg_r(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); |
