diff options
Diffstat (limited to 'drivers/media/video/gspca/etoms.c')
| -rw-r--r-- | drivers/media/video/gspca/etoms.c | 799 |
1 files changed, 0 insertions, 799 deletions
diff --git a/drivers/media/video/gspca/etoms.c b/drivers/media/video/gspca/etoms.c deleted file mode 100644 index 38f68e11c3a..00000000000 --- a/drivers/media/video/gspca/etoms.c +++ /dev/null @@ -1,799 +0,0 @@ -/* - * 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 pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#define MODULE_NAME "etoms" - -#include "gspca.h" - -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 autogain; - - char sensor; -#define SENSOR_PAS106 0 -#define SENSOR_TAS5130CXX 1 - signed char ag_cnt; -#define AG_CNT_START 13 -}; - -static const struct v4l2_pix_format vga_mode[] = { - {320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, - .bytesperline = 320, - .sizeimage = 320 * 240, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 1}, -/* {640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, - .bytesperline = 640, - .sizeimage = 640 * 480, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 0}, */ -}; - -static const struct v4l2_pix_format sif_mode[] = { - {176, 144, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, - .bytesperline = 176, - .sizeimage = 176 * 144, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 1}, - {352, 288, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, - .bytesperline = 352, - .sizeimage = 352 * 288, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 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 const __u8 GainRGBG[] = { 0x80, 0x80, 0x80, 0x80, 0x00, 0x00 }; - -static const __u8 I2c2[] = { 0x08, 0x08, 0x08, 0x08, 0x0d }; - -static const __u8 I2c3[] = { 0x12, 0x05 }; - -static const __u8 I2c4[] = { 0x41, 0x08 }; - -/* read 'len' bytes to gspca_dev->usb_buf */ -static void reg_r(struct gspca_dev *gspca_dev, - __u16 index, - __u16 len) -{ - struct usb_device *dev = gspca_dev->dev; - -#ifdef GSPCA_DEBUG - if (len > USB_BUF_SZ) { - pr_err("reg_r: buffer overflow\n"); - return; - } -#endif - usb_control_msg(dev, - usb_rcvctrlpipe(dev, 0), - 0, - USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE, - 0, - index, gspca_dev->usb_buf, len, 500); - PDEBUG(D_USBI, "reg read [%02x] -> %02x ..", - index, gspca_dev->usb_buf[0]); -} - -static void reg_w_val(struct gspca_dev *gspca_dev, - __u16 index, - __u8 val) -{ - struct usb_device *dev = gspca_dev->dev; - - gspca_dev->usb_buf[0] = val; - usb_control_msg(dev, - usb_sndctrlpipe(dev, 0), - 0, - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE, - 0, - index, gspca_dev->usb_buf, 1, 500); -} - -static void reg_w(struct gspca_dev *gspca_dev, - __u16 index, - const __u8 *buffer, - __u16 len) -{ - struct usb_device *dev = gspca_dev->dev; - -#ifdef GSPCA_DEBUG - if (len > USB_BUF_SZ) { - pr_err("reg_w: buffer overflow\n"); - return; - } - PDEBUG(D_USBO, "reg write [%02x] = %02x..", index, *buffer); -#endif - memcpy(gspca_dev->usb_buf, buffer, len); - usb_control_msg(dev, - usb_sndctrlpipe(dev, 0), - 0, - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE, - 0, index, gspca_dev->usb_buf, len, 500); -} - -static int i2c_w(struct gspca_dev *gspca_dev, - __u8 reg, - const __u8 *buffer, - int len, __u8 mode) -{ - /* buffer should be [D0..D7] */ - __u8 ptchcount; - - /* set the base address */ - reg_w_val(gspca_dev, ET_I2C_BASE, 0x40); - /* sensor base for the pas106 */ - /* set count and prefetch */ - ptchcount = ((len & 0x07) << 4) | (mode & 0x03); - reg_w_val(gspca_dev, ET_I2C_COUNT, ptchcount); - /* set the register base */ - reg_w_val(gspca_dev, ET_I2C_REG, reg); - while (--len >= 0) - reg_w_val(gspca_dev, ET_I2C_DATA0 + len, buffer[len]); - return 0; -} - -static int i2c_r(struct gspca_dev *gspca_dev, - __u8 reg) -{ - /* set the base address */ - reg_w_val(gspca_dev, ET_I2C_BASE, 0x40); - /* sensor base for the pas106 */ - /* set count and prefetch (cnd: 4 bits - mode: 4 bits) */ - reg_w_val(gspca_dev, ET_I2C_COUNT, 0x11); - reg_w_val(gspca_dev, ET_I2C_REG, reg); /* set the register base */ - reg_w_val(gspca_dev, ET_I2C_PREFETCH, 0x02); /* prefetch */ - reg_w_val(gspca_dev, ET_I2C_PREFETCH, 0x00); - reg_r(gspca_dev, ET_I2C_DATA0, 1); /* read one byte */ - return 0; -} - -static int Et_WaitStatus(struct gspca_dev *gspca_dev) -{ - int retry = 10; - - while (retry--) { - reg_r(gspca_dev, ET_ClCK, 1); - if (gspca_dev->usb_buf[0] != 0) - return 1; - } - return 0; -} - -static int et_video(struct gspca_dev *gspca_dev, - int on) -{ - int ret; - - reg_w_val(gspca_dev, ET_GPIO_OUT, - on ? 0x10 /* startvideo - set Bit5 */ - : 0); /* stopvideo */ - ret = Et_WaitStatus(gspca_dev); - if (ret != 0) - PDEBUG(D_ERR, "timeout video on/off"); - return ret; -} - -static void Et_init2(struct gspca_dev *gspca_dev) -{ - __u8 value; - static const __u8 FormLine[] = { 0x84, 0x03, 0x14, 0xf4, 0x01, 0x05 }; - - PDEBUG(D_STREAM, "Open Init2 ET"); - reg_w_val(gspca_dev, ET_GPIO_DIR_CTRL, 0x2f); - reg_w_val(gspca_dev, ET_GPIO_OUT, 0x10); - reg_r(gspca_dev, ET_GPIO_IN, 1); - reg_w_val(gspca_dev, ET_ClCK, 0x14); /* 0x14 // 0x16 enabled pattern */ - reg_w_val(gspca_dev, ET_CTRL, 0x1b); - - /* compression et subsampling */ - if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) - value = ET_COMP_VAL1; /* 320 */ - else - value = ET_COMP_VAL0; /* 640 */ - reg_w_val(gspca_dev, ET_COMP, value); - reg_w_val(gspca_dev, ET_MAXQt, 0x1f); - reg_w_val(gspca_dev, ET_MINQt, 0x04); - /* undocumented registers */ - reg_w_val(gspca_dev, ET_REG1d, 0xff); - reg_w_val(gspca_dev, ET_REG1e, 0xff); - reg_w_val(gspca_dev, ET_REG1f, 0xff); - reg_w_val(gspca_dev, ET_REG20, 0x35); - reg_w_val(gspca_dev, ET_REG21, 0x01); - reg_w_val(gspca_dev, ET_REG22, 0x00); - reg_w_val(gspca_dev, ET_REG23, 0xff); - reg_w_val(gspca_dev, ET_REG24, 0xff); - reg_w_val(gspca_dev, ET_REG25, 0x0f); - /* colors setting */ - reg_w_val(gspca_dev, 0x30, 0x11); /* 0x30 */ - reg_w_val(gspca_dev, 0x31, 0x40); - reg_w_val(gspca_dev, 0x32, 0x00); - reg_w_val(gspca_dev, ET_O_RED, 0x00); /* 0x34 */ - reg_w_val(gspca_dev, ET_O_GREEN1, 0x00); - reg_w_val(gspca_dev, ET_O_BLUE, 0x00); - reg_w_val(gspca_dev, ET_O_GREEN2, 0x00); - /*************/ - reg_w_val(gspca_dev, ET_G_RED, 0x80); /* 0x4d */ - reg_w_val(gspca_dev, ET_G_GREEN1, 0x80); - reg_w_val(gspca_dev, ET_G_BLUE, 0x80); - reg_w_val(gspca_dev, ET_G_GREEN2, 0x80); - reg_w_val(gspca_dev, ET_G_GR_H, 0x00); - reg_w_val(gspca_dev, ET_G_GB_H, 0x00); /* 0x52 */ - /* Window control registers */ - reg_w_val(gspca_dev, 0x61, 0x80); /* use cmc_out */ - reg_w_val(gspca_dev, 0x62, 0x02); - reg_w_val(gspca_dev, 0x63, 0x03); - reg_w_val(gspca_dev, 0x64, 0x14); - reg_w_val(gspca_dev, 0x65, 0x0e); - reg_w_val(gspca_dev, 0x66, 0x02); - reg_w_val(gspca_dev, 0x67, 0x02); - - /**************************************/ - reg_w_val(gspca_dev, ET_SYNCHRO, 0x8f); /* 0x68 */ - reg_w_val(gspca_dev, ET_STARTX, 0x69); /* 0x6a //0x69 */ - reg_w_val(gspca_dev, ET_STARTY, 0x0d); /* 0x0d //0x0c */ - reg_w_val(gspca_dev, ET_WIDTH_LOW, 0x80); - reg_w_val(gspca_dev, ET_HEIGTH_LOW, 0xe0); - reg_w_val(gspca_dev, ET_W_H_HEIGTH, 0x60); /* 6d */ - reg_w_val(gspca_dev, ET_REG6e, 0x86); - reg_w_val(gspca_dev, ET_REG6f, 0x01); - reg_w_val(gspca_dev, ET_REG70, 0x26); - reg_w_val(gspca_dev, ET_REG71, 0x7a); - reg_w_val(gspca_dev, ET_REG72, 0x01); - /* Clock Pattern registers ***************** */ - reg_w_val(gspca_dev, ET_REG73, 0x00); - reg_w_val(gspca_dev, ET_REG74, 0x18); /* 0x28 */ - reg_w_val(gspca_dev, ET_REG75, 0x0f); /* 0x01 */ - /**********************************************/ - reg_w_val(gspca_dev, 0x8a, 0x20); - reg_w_val(gspca_dev, 0x8d, 0x0f); - reg_w_val(gspca_dev, 0x8e, 0x08); - /**************************************/ - reg_w_val(gspca_dev, 0x03, 0x08); - reg_w_val(gspca_dev, ET_PXL_CLK, 0x03); - reg_w_val(gspca_dev, 0x81, 0xff); - reg_w_val(gspca_dev, 0x80, 0x00); - reg_w_val(gspca_dev, 0x81, 0xff); - reg_w_val(gspca_dev, 0x80, 0x20); - reg_w_val(gspca_dev, 0x03, 0x01); - reg_w_val(gspca_dev, 0x03, 0x00); - reg_w_val(gspca_dev, 0x03, 0x08); - /********************************************/ - -/* reg_r(gspca_dev, ET_I2C_BASE, 1); - always 0x40 as the pas106 ??? */ - /* set the sensor */ - if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) - value = 0x04; /* 320 */ - else /* 640 */ - value = 0x1e; /* 0x17 * 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 - */ - reg_w_val(gspca_dev, ET_PXL_CLK, value); - /* now set by fifo the FormatLine setting */ - reg_w(gspca_dev, 0x62, FormLine, 6); - - /* set exposure times [ 0..0x78] 0->longvalue 0x78->shortvalue */ - reg_w_val(gspca_dev, 0x81, 0x47); /* 0x47; */ - reg_w_val(gspca_dev, 0x80, 0x40); /* 0x40; */ - /* Pedro change */ - /* Brightness change Brith+ decrease value */ - /* Brigth- increase value */ - /* original value = 0x70; */ - reg_w_val(gspca_dev, 0x81, 0x30); /* 0x20; - set brightness */ - reg_w_val(gspca_dev, 0x80, 0x20); /* 0x20; */ -} - -static void setbrightness(struct gspca_dev *gspca_dev, s32 val) -{ - int i; - - for (i = 0; i < 4; i++) - reg_w_val(gspca_dev, ET_O_RED + i, val); -} - -static void setcontrast(struct gspca_dev *gspca_dev, s32 val) -{ - __u8 RGBG[] = { 0x80, 0x80, 0x80, 0x80, 0x00, 0x00 }; - - memset(RGBG, val, sizeof(RGBG) - 2); - reg_w(gspca_dev, ET_G_RED, RGBG, 6); -} - -static void setcolors(struct gspca_dev *gspca_dev, s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - __u8 I2cc[] = { 0x05, 0x02, 0x02, 0x05, 0x0d }; - __u8 i2cflags = 0x01; - /* __u8 green = 0; */ - - I2cc[3] = val; /* red */ - I2cc[0] = 15 - val; /* blue */ - /* green = 15 - ((((7*I2cc[0]) >> 2 ) + I2cc[3]) >> 1); */ - /* I2cc[1] = I2cc[2] = green; */ - if (sd->sensor == SENSOR_PAS106) { - i2c_w(gspca_dev, PAS106_REG13, &i2cflags, 1, 3); - i2c_w(gspca_dev, PAS106_REG9, I2cc, sizeof I2cc, 1); - } -/* PDEBUG(D_CONF , "Etoms red %d blue %d green %d", - I2cc[3], I2cc[0], green); */ -} - -static s32 getcolors(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - - if (sd->sensor == SENSOR_PAS106) { -/* i2c_r(gspca_dev, PAS106_REG9); * blue */ - i2c_r(gspca_dev, PAS106_REG9 + 3); /* red */ - return gspca_dev->usb_buf[0] & 0x0f; - } - return 0; -} - -static void setautogain(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - - if (sd->autogain) - sd->ag_cnt = AG_CNT_START; - else - sd->ag_cnt = -1; -} - -static void Et_init1(struct gspca_dev *gspca_dev) -{ - __u8 value; -/* __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"); - reg_w_val(gspca_dev, ET_GPIO_DIR_CTRL, 7); - reg_r(gspca_dev, ET_GPIO_IN, 1); - reg_w_val(gspca_dev, ET_RESET_ALL, 1); - reg_w_val(gspca_dev, ET_RESET_ALL, 0); - reg_w_val(gspca_dev, ET_ClCK, 0x10); - reg_w_val(gspca_dev, ET_CTRL, 0x19); - /* compression et subsampling */ - if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) - 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].priv, - value); - reg_w_val(gspca_dev, ET_COMP, value); - reg_w_val(gspca_dev, ET_MAXQt, 0x1d); - reg_w_val(gspca_dev, ET_MINQt, 0x02); - /* undocumented registers */ - reg_w_val(gspca_dev, ET_REG1d, 0xff); - reg_w_val(gspca_dev, ET_REG1e, 0xff); - reg_w_val(gspca_dev, ET_REG1f, 0xff); - reg_w_val(gspca_dev, ET_REG20, 0x35); - reg_w_val(gspca_dev, ET_REG21, 0x01); - reg_w_val(gspca_dev, ET_REG22, 0x00); - reg_w_val(gspca_dev, ET_REG23, 0xf7); - reg_w_val(gspca_dev, ET_REG24, 0xff); - reg_w_val(gspca_dev, ET_REG25, 0x07); - /* colors setting */ - reg_w_val(gspca_dev, ET_G_RED, 0x80); - reg_w_val(gspca_dev, ET_G_GREEN1, 0x80); - reg_w_val(gspca_dev, ET_G_BLUE, 0x80); - reg_w_val(gspca_dev, ET_G_GREEN2, 0x80); - reg_w_val(gspca_dev, ET_G_GR_H, 0x00); - reg_w_val(gspca_dev, ET_G_GB_H, 0x00); - /* Window control registers */ - reg_w_val(gspca_dev, ET_SYNCHRO, 0xf0); - reg_w_val(gspca_dev, ET_STARTX, 0x56); /* 0x56 */ - reg_w_val(gspca_dev, ET_STARTY, 0x05); /* 0x04 */ - reg_w_val(gspca_dev, ET_WIDTH_LOW, 0x60); - reg_w_val(gspca_dev, ET_HEIGTH_LOW, 0x20); - reg_w_val(gspca_dev, ET_W_H_HEIGTH, 0x50); - reg_w_val(gspca_dev, ET_REG6e, 0x86); - reg_w_val(gspca_dev, ET_REG6f, 0x01); - reg_w_val(gspca_dev, ET_REG70, 0x86); - reg_w_val(gspca_dev, ET_REG71, 0x14); - reg_w_val(gspca_dev, ET_REG72, 0x00); - /* Clock Pattern registers */ - reg_w_val(gspca_dev, ET_REG73, 0x00); - reg_w_val(gspca_dev, ET_REG74, 0x00); - reg_w_val(gspca_dev, ET_REG75, 0x0a); - reg_w_val(gspca_dev, ET_I2C_CLK, 0x04); - reg_w_val(gspca_dev, ET_PXL_CLK, 0x01); - /* set the sensor */ - if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) { - I2c0[0] = 0x06; - i2c_w(gspca_dev, PAS106_REG2, I2c0, sizeof I2c0, 1); - i2c_w(gspca_dev, PAS106_REG9, I2c2, sizeof I2c2, 1); - value = 0x06; - i2c_w(gspca_dev, PAS106_REG2, &value, 1, 1); - i2c_w(gspca_dev, PAS106_REG3, I2c3, sizeof I2c3, 1); - /* value = 0x1f; */ - value = 0x04; - i2c_w(gspca_dev, PAS106_REG0e, &value, 1, 1); - } else { - I2c0[0] = 0x0a; - - i2c_w(gspca_dev, PAS106_REG2, I2c0, sizeof I2c0, 1); - i2c_w(gspca_dev, PAS106_REG9, I2c2, sizeof I2c2, 1); - value = 0x0a; - i2c_w(gspca_dev, PAS106_REG2, &value, 1, 1); - i2c_w(gspca_dev, PAS106_REG3, I2c3, sizeof I2c3, 1); - value = 0x04; - /* value = 0x10; */ - i2c_w(gspca_dev, PAS106_REG0e, &value, 1, 1); - /* bit 2 enable bit 1:2 select 0 1 2 3 - value = 0x07; * curve 0 * - i2c_w(gspca_dev, PAS106_REG0f, &value, 1, 1); - */ - } - -/* value = 0x01; */ -/* value = 0x22; */ -/* i2c_w(gspca_dev, PAS106_REG5, &value, 1, 1); */ - /* magnetude and sign bit for DAC */ - i2c_w(gspca_dev, PAS106_REG7, I2c4, sizeof I2c4, 1); - /* now set by fifo the whole colors setting */ - reg_w(gspca_dev, ET_G_RED, GainRGBG, 6); - setcolors(gspca_dev, getcolors(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; - - cam = &gspca_dev->cam; - sd->sensor = id->driver_info; - if (sd->sensor == SENSOR_PAS106) { - cam->cam_mode = sif_mode; - cam->nmodes = ARRAY_SIZE(sif_mode); - } else { - cam->cam_mode = vga_mode; - cam->nmodes = ARRAY_SIZE(vga_mode); - } - sd->ag_cnt = -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 (sd->sensor == SENSOR_PAS106) - Et_init1(gspca_dev); - else - Et_init2(gspca_dev); - reg_w_val(gspca_dev, ET_RESET_ALL, 0x08); - et_video(gspca_dev, 0); /* video off */ - return 0; -} - -/* -- start the camera -- */ -static int sd_start(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - - if (sd->sensor == SENSOR_PAS106) - Et_init1(gspca_dev); - else - Et_init2(gspca_dev); - - setautogain(gspca_dev); - - reg_w_val(gspca_dev, ET_RESET_ALL, 0x08); - et_video(gspca_dev, 1); /* video on */ - return 0; -} - -static void sd_stopN(struct gspca_dev *gspca_dev) -{ - et_video(gspca_dev, 0); /* video off */ -} - -static __u8 Et_getgainG(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - - if (sd->sensor == SENSOR_PAS106) { - i2c_r(gspca_dev, PAS106_REG0e); - PDEBUG(D_CONF, "Etoms gain G %d", gspca_dev->usb_buf[0]); - return gspca_dev->usb_buf[0]; - } - return 0x1f; -} - -static void Et_setgainG(struct gspca_dev *gspca_dev, __u8 gain) -{ - struct sd *sd = (struct sd *) gspca_dev; - - if (sd->sensor == SENSOR_PAS106) { - __u8 i2cflags = 0x01; - - i2c_w(gspca_dev, PAS106_REG13, &i2cflags, 1, 3); - i2c_w(gspca_dev, PAS106_REG0e, &gain, 1, 1); - } -} - -#define BLIMIT(bright) \ - (u8)((bright > 0x1f) ? 0x1f : ((bright < 4) ? 3 : bright)) -#define LIMIT(color) \ - (u8)((color > 0xff) ? 0xff : ((color < 0) ? 0 : color)) - -static void do_autogain(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - __u8 luma; - __u8 luma_mean = 128; - __u8 luma_delta = 20; - __u8 spring = 4; - int Gbright; - __u8 r, g, b; - - if (sd->ag_cnt < 0) - return; - if (--sd->ag_cnt >= 0) - return; - sd->ag_cnt = AG_CNT_START; - - Gbright = Et_getgainG(gspca_dev); - reg_r(gspca_dev, ET_LUMA_CENTER, 4); - g = (gspca_dev->usb_buf[0] + gspca_dev->usb_buf[3]) >> 1; - r = gspca_dev->usb_buf[1]; - b = gspca_dev->usb_buf[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, - u8 *data, /* isoc packet */ - int len) /* iso packet length */ -{ - 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 */ - gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); - gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); - return; - } - if (len) { - data += 8; - gspca_frame_add(gspca_dev, INTER_PACKET, data, len); - } else { /* Drop Packet */ - gspca_dev->last_packet_type = DISCARD_PACKET; - } -} - -static int sd_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct gspca_dev *gspca_dev = - container_of(ctrl->handler, struct gspca_dev, ctrl_handler); - struct sd *sd = (struct sd *)gspca_dev; - - gspca_dev->usb_err = 0; - - if (!gspca_dev->streaming) - return 0; - - switch (ctrl->id) { - case V4L2_CID_BRIGHTNESS: - setbrightness(gspca_dev, ctrl->val); - break; - case V4L2_CID_CONTRAST: - setcontrast(gspca_dev, ctrl->val); - break; - case V4L2_CID_SATURATION: - setcolors(gspca_dev, ctrl->val); - break; - case V4L2_CID_AUTOGAIN: - sd->autogain = ctrl->val; - setautogain(gspca_dev); - break; - } - return gspca_dev->usb_err; -} - -static const struct v4l2_ctrl_ops sd_ctrl_ops = { - .s_ctrl = sd_s_ctrl, -}; - -static int sd_init_controls(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *)gspca_dev; - struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; - - gspca_dev->vdev.ctrl_handler = hdl; - v4l2_ctrl_handler_init(hdl, 4); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_BRIGHTNESS, 1, 127, 1, 63); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_CONTRAST, 0, 255, 1, 127); - if (sd->sensor == SENSOR_PAS106) - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_SATURATION, 0, 15, 1, 7); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_AUTOGAIN, 0, 1, 1, 1); - if (hdl->error) { - pr_err("Could not initialize controls\n"); - return hdl->error; - } - return 0; -} - -/* sub-driver description */ -static const struct sd_desc sd_desc = { - .name = MODULE_NAME, - .config = sd_config, - .init = sd_init, - .init_controls = sd_init_controls, - .start = sd_start, - .stopN = sd_stopN, - .pkt_scan = sd_pkt_scan, - .dq_callback = do_autogain, -}; - -/* -- module initialisation -- */ -static const struct usb_device_id device_table[] = { - {USB_DEVICE(0x102c, 0x6151), .driver_info = SENSOR_PAS106}, -#if !defined CONFIG_USB_ET61X251 && !defined CONFIG_USB_ET61X251_MODULE - {USB_DEVICE(0x102c, 0x6251), .driver_info = SENSOR_TAS5130CXX}, -#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, -#ifdef CONFIG_PM - .suspend = gspca_suspend, - .resume = gspca_resume, - .reset_resume = gspca_resume, -#endif -}; - -module_usb_driver(sd_driver); |