tvp5150.c

linux tvp5150 driver the is ok for test

	},
	{ /* 0x14 */
		TVP5150_ACT_VD_CROP_STP_LSB,0x00	//Active Video Cropping Stop Pixel LSB Register
	},
	{ /* 0x15 */
		TVP5150_GENLOCK,0x01				//Genlock and RTC Register
	},
	{ /* 0x16 */
		TVP5150_HORIZ_SYNC_START,0x80		//Horizontal Sync (HSYNC) Start Register
	},
	{ /* 0x18 */
		TVP5150_VERT_BLANKING_START,0x00   //Vertical Blanking Start Register
	},
	{ /* 0x19 */
		TVP5150_VERT_BLANKING_STOP,0x00		//Vertical Blanking Stop Register
	},
	{ /* 0x1a */
		TVP5150_CHROMA_PROC_CTL_1,0x0c		//Chrominance Control #1 Register
	},
	{ /* 0x1b */
		TVP5150_CHROMA_PROC_CTL_2,0x14		//Chrominance Control #2 Register
	},
	{ /* 0x1c */
		TVP5150_INT_RESET_REG_B,0x00		//Interrupt Reset Register B
	},
	{ /* 0x1d */
		TVP5150_INT_ENABLE_REG_B,0x00		//Interrupt Enable Register B
	},
	{ /* 0x1e */
		TVP5150_INTT_CONFIG_REG_B,0x00		//Interrupt Configuration Register B
	},
	{ /* 0x28 */
		TVP5150_VIDEO_STD,0x00				//Video Standard Register
	},
	{ /* 0x2e */
		TVP5150_MACROVISION_ON_CTR,0x0f		//Macrovision On Counter Register
	},
	{ /* 0x2f */
		TVP5150_MACROVISION_OFF_CTR,0x01	//Macrovision Off Counter Register
	},
	{ /* 0xbb */
		TVP5150_TELETEXT_FIL_ENA,0x00		//Teletext Filter Control Register
	},
	{ /* 0xc0 */
		TVP5150_INT_STATUS_REG_A,0x00		//Interrupt Status Register A
	},
	{ /* 0xc1 */
		TVP5150_INT_ENABLE_REG_A,0x00		//Interrupt Enable Register A
	},
	{ /* 0xc2 */
		TVP5150_INT_CONF,0x04				//Interrupt Configuration Register A
	},
	{ /* 0xc8 */
		TVP5150_FIFO_INT_THRESHOLD,0x80		//FIFO Interrupt Threshold Register
	},
	{ /* 0xc9 */
		TVP5150_FIFO_RESET,0x00				//FIFO Reset Register
	},
	{ /* 0xca */
		TVP5150_LINE_NUMBER_INT,0x00		//Line Number Interrupt Register
	},
	{ /* 0xcb */
		TVP5150_PIX_ALIGN_REG_LOW,0x4e		//Pixel Alignment Registers
	},
	{ /* 0xcc */
		TVP5150_PIX_ALIGN_REG_HIGH,0x00		//Pixel Alignment Registers
	},
	{ /* 0xcd */
		TVP5150_FIFO_OUT_CTRL,0x01			//FIFO Output Control Register
	},
	{ /* 0xcf */
		TVP5150_FULL_FIELD_ENA,0x00			//Full Field Enable Register
	},
	{ /* 0xd0 */
		TVP5150_LINE_MODE_INI,0x00			//Line Mode Registers
	},
	{ /* 0xfc */
		TVP5150_FULL_FIELD_MODE_REG,0x7f	//Full Field Mode Register
	},
	{ /* end of data */
		0xff,0xff
	}
};

/* Default values as sugested at TVP5150AM1 datasheet */
static const struct i2c_reg_value tvp5150_init_enable[] = {
	{
		TVP5150_CONF_SHARED_PIN, 2
	},{	/* Automatic offset and AGC enabled */
		TVP5150_ANAL_CHL_CTL, 0x15
	},{	/* Activate YCrCb output 0x9 or 0xd ? */
		TVP5150_MISC_CTL, 0x6f								/*esion define 6f to 6d best */
	},{	/* Activates video std autodetection for all standards */
		TVP5150_AUTOSW_MSK, 0x0
	},{	/* Default format: 0x47. For 4:2:2: 0x40 */
		TVP5150_DATA_RATE_SEL, 0x47		//8bit ITU-R BT656;    /*esion define 0x40 YUV 422*/
	},{
		TVP5150_CHROMA_PROC_CTL_1, 0x0c
	},{
		TVP5150_CHROMA_PROC_CTL_2, 0x54
	},{	/* Non documented, but initialized on WinTV USB2 */
		0x27, 0x20
	},{
		0xff,0xff
	}
};

struct tvp5150_vbi_type {
	unsigned int vbi_type;
	unsigned int ini_line;
	unsigned int end_line;
	unsigned int by_field :1;
};

struct i2c_vbi_ram_value {
	u16 reg;
	struct tvp5150_vbi_type type;
	unsigned char values[16];
};

/* This struct have the values for each supported VBI Standard
 * by
 tvp5150_vbi_types should follow the same order as vbi_ram_default
 * value 0 means rom position 0x10, value 1 means rom position 0x30
 * and so on. There are 16 possible locations from 0 to 15.
 */

static struct i2c_vbi_ram_value vbi_ram_default[] =
{
	/* FIXME: Current api doesn't handle all VBI types, those not
	   yet supported are placed under #if 0 */
#if 0
	{0x010, /* Teletext, SECAM, WST System A */
		{V4L2_SLICED_TELETEXT_SECAM,6,23,1},
		{ 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
		  0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
	},
#endif
	{0x030, /* Teletext, PAL, WST System B */
		{V4L2_SLICED_TELETEXT_B,6,22,1},
		{ 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
		  0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
	},
#if 0
	{0x050, /* Teletext, PAL, WST System C */
		{V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
		{ 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
		  0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
	},
	{0x070, /* Teletext, NTSC, WST System B */
		{V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
		{ 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
		  0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
	},
	{0x090, /* Tetetext, NTSC NABTS System C */
		{V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
		{ 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
		  0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
	},
	{0x0b0, /* Teletext, NTSC-J, NABTS System D */
		{V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
		{ 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
		  0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
	},
	{0x0d0, /* Closed Caption, PAL/SECAM */
		{V4L2_SLICED_CAPTION_625,22,22,1},
		{ 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
		  0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
	},
#endif
	{0x0f0, /* Closed Caption, NTSC */
		{V4L2_SLICED_CAPTION_525,21,21,1},
		{ 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
		  0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
	},
	{0x110, /* Wide Screen Signal, PAL/SECAM */
		{V4L2_SLICED_WSS_625,23,23,1},
		{ 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
		  0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
	},
#if 0
	{0x130, /* Wide Screen Signal, NTSC C */
		{V4L2_SLICED_WSS_525,20,20,1},
		{ 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
		  0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
	},
	{0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
		{V4l2_SLICED_VITC_625,6,22,0},
		{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
		  0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
	},
	{0x170, /* Vertical Interval Timecode (VITC), NTSC */
		{V4l2_SLICED_VITC_525,10,20,0},
		{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
		  0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
	},
#endif
	{0x190, /* Video Program System (VPS), PAL */
		{V4L2_SLICED_VPS,16,16,0},
		{ 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
		  0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
	},
	/* 0x1d0 User programmable */

	/* End of struct */
	{ (u16)-1 }
};

static int tvp5150_write_inittab(struct i2c_client *c,
				const struct i2c_reg_value *regs)
{
	while (regs->reg != 0xff) {
		tvp5150_write(c, regs->reg, regs->value);
		regs++;
	}
	return 0;
}

static int tvp5150_vdp_init(struct i2c_client *c,
				const struct i2c_vbi_ram_value *regs)
{
	unsigned int i;

	/* Disable Full Field */
	tvp5150_write(c, TVP5150_FULL_FIELD_ENA, 0);

	/* Before programming, Line mode should be at 0xff */
	for (i=TVP5150_LINE_MODE_INI; i<=TVP5150_LINE_MODE_END; i++)
		tvp5150_write(c, i, 0xff);

	/* Load Ram Table */
	while (regs->reg != (u16)-1 ) {
		tvp5150_write(c, TVP5150_CONF_RAM_ADDR_HIGH,regs->reg>>8);
		tvp5150_write(c, TVP5150_CONF_RAM_ADDR_LOW,regs->reg);

		for (i=0;i<16;i++)
			tvp5150_write(c, TVP5150_VDP_CONF_RAM_DATA,regs->values[i]);

		regs++;
	}
	return 0;
}

/* Fills VBI capabilities based on i2c_vbi_ram_value struct */
static void tvp5150_vbi_get_cap(const struct i2c_vbi_ram_value *regs,
				struct v4l2_sliced_vbi_cap *cap)
{
	int line;

	memset(cap, 0, sizeof *cap);

	while (regs->reg != (u16)-1 ) {
		for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
			cap->service_lines[0][line] |= regs->type.vbi_type;
		}
		cap->service_set |= regs->type.vbi_type;

		regs++;
	}
}

/* Set vbi processing
 * type - one of tvp5150_vbi_types
 * line - line to gather data
 * fields: bit 0 field1, bit 1, field2
 * flags (default=0xf0) is a bitmask, were set means:
 *	bit 7: enable filtering null bytes on CC
 *	bit 6: send data also to FIFO
 *	bit 5: don't allow data with errors on FIFO
 *	bit 4: enable ECC when possible
 * pix_align = pix alignment:
 *	LSB = field1
 *	MSB = field2
 */
static int tvp5150_set_vbi(struct i2c_client *c,
			const struct i2c_vbi_ram_value *regs,
			unsigned int type,u8 flags, int line,
			const int fields)
{
	struct tvp5150 *decoder = i2c_get_clientdata(c);
	v4l2_std_id std=decoder->norm;
	u8 reg;
	int pos=0;

	if (std == V4L2_STD_ALL) {
		tvp5150_err("VBI can't be configured without knowing number of lines\n");
		return 0;
	} else if (std && V4L2_STD_625_50) {
		/* Don't follow NTSC Line number convension */
		line += 3;
	}

	if (line<6||line>27)
		return 0;

	while (regs->reg != (u16)-1 ) {
		if ((type & regs->type.vbi_type) &&
		    (line>=regs->type.ini_line) &&
		    (line<=regs->type.end_line)) {
			type=regs->type.vbi_type;
			break;
		}

		regs++;
		pos++;
	}
	if (regs->reg == (u16)-1)
		return 0;

	type=pos | (flags & 0xf0);
	reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;

	if (fields&1) {
		tvp5150_write(c, reg, type);
	}

	if (fields&2) {
		tvp5150_write(c, reg+1, type);
	}

	return type;
}

static int tvp5150_get_vbi(struct i2c_client *c,
			const struct i2c_vbi_ram_value *regs, int line)
{
	struct tvp5150 *decoder = i2c_get_clientdata(c);
	v4l2_std_id std=decoder->norm;
	u8 reg;
	int pos, type=0;

	if (std == V4L2_STD_ALL) {
		tvp5150_err("VBI can't be configured without knowing number of lines\n");
		return 0;
	} else if (std && V4L2_STD_625_50) {
		/* Don't follow NTSC Line number convension */
		line += 3;
	}

	if (line<6||line>27)
		return 0;

	reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;

	pos=tvp5150_read(c, reg)&0x0f;
	if (pos<0x0f)
		type=regs[pos].type.vbi_type;

	pos=tvp5150_read(c, reg+1)&0x0f;
	if (pos<0x0f)
		type|=regs[pos].type.vbi_type;

	return type;
}
static int tvp5150_set_std(struct i2c_client *c, v4l2_std_id std)
{
	struct tvp5150 *decoder = i2c_get_clientdata(c);
	int fmt=0;

	decoder->norm=std;

	/* First tests should be against specific std */

	if (std == V4L2_STD_ALL) {
		fmt=0;	/* Autodetect mode */
	} else if (std & V4L2_STD_NTSC_443) {
		fmt=0xa;
	} else if (std & V4L2_STD_PAL_M) {
		fmt=0x6;
	} else if (std & (V4L2_STD_PAL_N| V4L2_STD_PAL_Nc)) {
		fmt=0x8;
	} else {
		/* Then, test against generic ones */
		if (std & V4L2_STD_NTSC) {
			fmt=0x2;
		} else if (std & V4L2_STD_PAL) {
			fmt=0x4;
		} else if (std & V4L2_STD_SECAM) {
			fmt=0xc;
		}
	}

	tvp5150_dbg(1,"Set video std register to %d.\n",fmt);
	tvp5150_write(c, TVP5150_VIDEO_STD, fmt);

	return 0;
}

static inline void tvp5150_reset(struct i2c_client *c)
{
	u8 msb_id, lsb_id, msb_rom, lsb_rom;
	struct tvp5150 *decoder = i2c_get_clientdata(c);

	msb_id=tvp5150_read(c,TVP5150_MSB_DEV_ID);
	lsb_id=tvp5150_read(c,TVP5150_LSB_DEV_ID);
	msb_rom=tvp5150_read(c,TVP5150_ROM_MAJOR_VER);
	lsb_rom=tvp5150_read(c,TVP5150_ROM_MINOR_VER);

	if ((msb_rom==4)&&(lsb_rom==0)) { /* Is TVP5150AM1 */