?? spca501_init.h
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/* * SPCA501 chip based cameras initialization data * */#ifndef SPCA501_INIT_H#define SPCA501_INIT_H/* * Data to initialize a SPCA501. From a capture file provided by Bill Roehl * With SPCA501 chip description */#define CCDSP_SET // set CCDSP parameters#define TG_SET // set time generator set#undef DSPWIN_SET // set DSP windows parameters#undef ALTER_GAMA // Set alternate set to YUV transform coeffs.#define SPCA501_SNAPBIT 0x80#define SPCA501_SNAPCTRL 0x10/* Frame packet header offsets for the spca501 */#define SPCA501_OFFSET_GPIO 1#define SPCA501_OFFSET_TYPE 2#define SPCA501_OFFSET_TURN3A 3#define SPCA501_OFFSET_FRAMSEQ 4#define SPCA501_OFFSET_COMPRESS 5#define SPCA501_OFFSET_QUANT 6#define SPCA501_OFFSET_QUANT2 7#define SPCA501_OFFSET_DATA 8#define SPCA501_PROP_COMP_ENABLE(d) ( (d) & 1 )#define SPCA501_PROP_SNAP(d) ( (d) & 0x40 )#define SPCA501_PROP_SNAP_CTRL(d) ( (d) & 0x10)#define SPCA501_PROP_COMP_THRESH(d) ( ((d) & 0xE ) >> 1)#define SPCA501_PROP_COMP_QUANT(d) ( ((d) & 0x70 ) >> 4)/* SPCA501 CCDSP control */#define SPCA501_REG_CCDSP 0x1/* SPCA501 control/status registers */#define SPCA501_REG_CTLRL 0x2//registers for color correction and YUV transformation#define SPCA501_A11 0x08#define SPCA501_A12 0x09#define SPCA501_A13 0x0A#define SPCA501_A21 0x0B#define SPCA501_A22 0x0C#define SPCA501_A23 0x0D#define SPCA501_A31 0x0E#define SPCA501_A32 0x0F#define SPCA501_A33 0x10#include "spca501.dat"/******************* Camera Interface ***********************/static __u16 spca501_getbrightness(struct usb_spca50x *spca50x);static __u16 spca501_getcontrast(struct usb_spca50x *spca50x);static __u16 spca501_getcolors(struct usb_spca50x *spca50x);static void spca501_setbrightness(struct usb_spca50x *spca50x);static void spca501_setcontrast(struct usb_spca50x *spca50x);static void spca501_setcolors(struct usb_spca50x *spca50x);static int spca501_init(struct usb_spca50x *spca50x);static void spca501_start(struct usb_spca50x *spca50x);static void spca501_stopN(struct usb_spca50x *spca50x);static void spca501_stop0(struct usb_spca50x *spca50x);static int spca501_config(struct usb_spca50x *spca50x);static void spca501_shutdown(struct usb_spca50x *spca50x);static void spca501_setAutobright(struct usb_spca50x *spca50x);static void spca501_setquality(struct usb_spca50x *spca50x);static int spca501_sofdetect(struct usb_spca50x *spca50x,struct spca50x_frame *frame, unsigned char *cdata,int *iPix, int seqnum,int *datalength);/******************************************************************/static void spca501_stop0(struct usb_spca50x *spca50x){}static void spca501_setAutobright(struct usb_spca50x *spca50x){}static void spca501_setquality(struct usb_spca50x *spca50x){}/*****************************************************************/static struct cam_operation fspca501 = { .initialize = spca501_init, .configure = spca501_config, .start = spca501_start, .stopN = spca501_stopN, .stop0 = spca501_stop0, .get_bright = spca501_getbrightness, .set_bright = spca501_setbrightness, .get_contrast = spca501_getcontrast, .set_contrast = spca501_setcontrast, .get_colors = spca501_getcolors, .set_colors = spca501_setcolors, .set_autobright = spca501_setAutobright, .set_quality = spca501_setquality, .cam_shutdown = spca501_shutdown, .sof_detect = spca501_sofdetect, };static void spca501_shutdown(struct usb_spca50x *spca50x){// This maybe reset or power control spca50x_reg_write(spca50x->dev, SPCA501_REG_CTLRL, 0x5, 0x0);}static __u16 spca501_getbrightness(struct usb_spca50x *spca50x){__u16 brightness; brightness = spca50x_reg_read(spca50x->dev,SPCA501_REG_CCDSP , 0x11, 2) & 0xFF; brightness <<= 8; spca50x->brightness = brightness; return spca50x->brightness;}static __u16 spca501_getcontrast(struct usb_spca50x *spca50x){#if 0 __u8 byte = 0; byte =(spca50x_reg_read(spca50x->dev, 0x00, 0x00, 1) & 0xFF) << 8; spca50x->contrast = byte | (spca50x_reg_read(spca50x->dev, 0x00, 0x01, 1) & 0xFF);#endifspca50x->contrast = 0xaa01; PDEBUG(0, "SPCA501 Getcontrast %d",spca50x->contrast);return spca50x->contrast;}static void spca501_setbrightness(struct usb_spca50x *spca50x){ spca50x_reg_write(spca50x->dev, SPCA501_REG_CCDSP, 0x11, spca50x->brightness >> 9); spca50x_reg_write(spca50x->dev, SPCA501_REG_CCDSP, 0x12, spca50x->brightness >> 9); spca50x_reg_write(spca50x->dev, SPCA501_REG_CCDSP, 0x13, spca50x->brightness >> 9);}static void spca501_setcontrast(struct usb_spca50x *spca50x){spca50x_reg_write(spca50x->dev,0x00, 0x00, (spca50x->contrast >> 8) & 0xff);spca50x_reg_write(spca50x->dev,0x00, 0x01, spca50x->contrast & 0xff); }static int spca501_init(struct usb_spca50x *spca50x){ PDEBUG(2, "Initializing SPCA501 started"); if (spca50x->dev->descriptor.idVendor == 0x0506 && spca50x->dev->descriptor.idProduct == 0x00df) { /* Special handling for 3com data */ spca50x_write_vector(spca50x, spca501_3com_open_data); } else if (spca50x->desc == Arowana300KCMOSCamera || spca50x->desc == SmileIntlCamera) { /* Arowana 300k CMOS Camera data */ spca50x_write_vector(spca50x, spca501c_arowana_open_data); } else if (spca50x->desc == MystFromOriUnknownCamera) { /* UnKnow CMOS Camera data */ spca50x_write_vector(spca50x, spca501c_mysterious_init_data); } else { /* Generic 501 open data */ spca50x_write_vector(spca50x, spca501_open_data); }#ifdef SPCA50X_ENABLE_EXPERIMENTAL spca50x->a_blue = spca50x_reg_read(spca50x->dev, SPCA501_REG_CCDSP, SPCA501_A11, 2) & 0xFF; spca50x->a_green = spca50x_reg_read(spca50x->dev, SPCA501_REG_CCDSP, SPCA501_A21, 2) & 0xFF; spca50x->a_red = spca50x_reg_read(spca50x->dev, SPCA501_REG_CCDSP, SPCA501_A31, 2) & 0xFF;#endif /* SPCA50X_ENABLE_EXPERIMENTAL */ PDEBUG(2, "Initializing SPCA501 finished");return 0;}static void spca501_start(struct usb_spca50x *spca50x){int err_code = 0;struct usb_device *dev = spca50x->dev; /* Enable ISO packet machine CTRL reg=2, * index=1 bitmask=0x2 (bit ordinal 1) */ spca50x_reg_write(dev, SPCA50X_REG_USB, 0x6, 0x94); switch (spca50x->mode){ case 0: //640x480 spca50x_reg_write(dev, SPCA50X_REG_USB, 0x7,0x004a); break; case 1: //320x240 spca50x_reg_write(dev, SPCA50X_REG_USB, 0x7, 0x104a); break; case 2: //160x120 spca50x_reg_write(dev, SPCA50X_REG_USB, 0x7, 0x204a); break; default: spca50x_reg_write(dev, SPCA50X_REG_USB, 0x7, 0x204a); break; } err_code = spca50x_reg_write(dev, SPCA501_REG_CTLRL, (__u16) 0x1, (__u16) 0x2);}static void spca501_stopN(struct usb_spca50x *spca50x){ /* Disable ISO packet machine CTRL reg=2, index=1 bitmask=0x0 (bit ordinal 1) */ spca50x_reg_write(spca50x->dev, SPCA501_REG_CTLRL, (__u16) 0x1, (__u16) 0x0);}static int spca501_config(struct usb_spca50x *spca50x){ memset(spca50x->mode_cam, 0x00, TOTMODE * sizeof(struct mwebcam)); spca50x->mode_cam[VGA].width = 640; spca50x->mode_cam[VGA].height = 480; spca50x->mode_cam[VGA].t_palette = P_RAW | P_YUV420 | P_RGB32 | P_RGB24 | P_RGB16; spca50x->mode_cam[VGA].pipe = 1023; spca50x->mode_cam[VGA].method = 0; spca50x->mode_cam[VGA].mode = 0; spca50x->mode_cam[PAL].width = 384; spca50x->mode_cam[PAL].height = 288; spca50x->mode_cam[PAL].t_palette = P_YUV420 | P_RGB32 | P_RGB24 | P_RGB16; spca50x->mode_cam[PAL].pipe = 1023; spca50x->mode_cam[PAL].method = 1; spca50x->mode_cam[PAL].mode = 0; spca50x->mode_cam[SIF].width = 352; spca50x->mode_cam[SIF].height = 288; spca50x->mode_cam[SIF].t_palette = P_YUV420 | P_RGB32 | P_RGB24 | P_RGB16; spca50x->mode_cam[SIF].pipe = 1023; spca50x->mode_cam[SIF].method = 1; spca50x->mode_cam[SIF].mode = 0; spca50x->mode_cam[CIF].width = 320; spca50x->mode_cam[CIF].height = 240; spca50x->mode_cam[CIF].t_palette = P_RAW | P_YUV420 | P_RGB32 | P_RGB24 | P_RGB16; spca50x->mode_cam[CIF].pipe = 896; spca50x->mode_cam[CIF].method = 0; spca50x->mode_cam[CIF].mode = 1; spca50x->mode_cam[QPAL].width = 192; spca50x->mode_cam[QPAL].height = 144; spca50x->mode_cam[QPAL].t_palette = P_YUV420 | P_RGB32 | P_RGB24 | P_RGB16; spca50x->mode_cam[QPAL].pipe = 896; spca50x->mode_cam[QPAL].method = 1; spca50x->mode_cam[QPAL].mode = 1; spca50x->mode_cam[QSIF].width = 176; spca50x->mode_cam[QSIF].height = 144; spca50x->mode_cam[QSIF].t_palette = P_YUV420 | P_RGB32 | P_RGB24 | P_RGB16; spca50x->mode_cam[QSIF].pipe = 896; spca50x->mode_cam[QSIF].method = 1; spca50x->mode_cam[QSIF].mode = 1; spca50x->mode_cam[QCIF].width = 160; spca50x->mode_cam[QCIF].height = 120; spca50x->mode_cam[QCIF].t_palette = P_RAW | P_YUV420 | P_RGB32 | P_RGB24 | P_RGB16; spca50x->mode_cam[QCIF].pipe = 384; spca50x->mode_cam[QCIF].method = 0; spca50x->mode_cam[QCIF].mode = 2; if (spca50x->desc == Arowana300KCMOSCamera || spca50x->desc == SmileIntlCamera) { /* Arowana 300k CMOS Camera data */ if (spca50x_write_vector (spca50x, spca501c_arowana_init_data)) goto error; } else if (spca50x->desc == MystFromOriUnknownCamera) { /* UnKnow Ori CMOS Camera data */ if (spca50x_write_vector (spca50x, spca501c_mysterious_open_data)) goto error; } else { /* generic spca501 init data */ if (spca50x_write_vector(spca50x, spca501_init_data)) goto error; }return 0;error:return -EINVAL;}static __u16 spca501_getcolors(struct usb_spca50x *spca50x){ spca50x->colour = (spca50x_reg_read(spca50x->dev,SPCA501_REG_CCDSP, 0x0c, 2) & 0xFF) << 10; spca50x->hue = (spca50x_reg_read (spca50x->dev, SPCA501_REG_CCDSP, 0x13, 2) & 0xFF) << 8;return spca50x->colour;}static void spca501_setcolors(struct usb_spca50x *spca50x){ spca50x_reg_write(spca50x->dev,SPCA501_REG_CCDSP, 0x0c, spca50x->colour >> 10);}static int spca501_sofdetect(struct usb_spca50x *spca50x,struct spca50x_frame *frame, unsigned char *cdata,int *iPix, int seqnum,int *datalength){ switch (cdata[0]){ case 0: *iPix = SPCA501_OFFSET_DATA; *datalength -= *iPix; return 0; case SPCA50X_SEQUENCE_DROP: return -1; default: *iPix = 1; *datalength -= *iPix; return seqnum+1 ; }} /* SPCA501_INIT_H */#endif//eof?? 快捷鍵說明
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