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Commit 59067f7e authored by Michael Krufky's avatar Michael Krufky Committed by Mauro Carvalho Chehab
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V4L/DVB (6961): tda18271: move common code to tda18271-common.c 



Move some common code to a new file to make this easier to look at.

Signed-off-by: default avatarMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 255b5113

drivers/media/dvb/frontends/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -5,7 +5,7 @@ 
EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/

EXTRA_CFLAGS += -Idrivers/media/video/



tda18271-objs := tda18271-tables.o tda18271-fe.o

tda18271-objs := tda18271-tables.o tda18271-common.o tda18271-fe.o



obj-$(CONFIG_DVB_PLL) += dvb-pll.o

obj-$(CONFIG_DVB_STV0299) += stv0299.o

drivers/media/dvb/frontends/tda18271-common.c

0 → 100644
+619 −0
Original line number Diff line number Diff line 
/*

    tda18271-common.c - driver for the Philips / NXP TDA18271 silicon tuner



    Copyright (C) 2007, 2008 Michael Krufky <mkrufky@linuxtv.org>



    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

    (at your option) 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., 675 Mass Ave, Cambridge, MA 02139, USA.

*/



#include "tda18271-priv.h"



static int tda18271_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)

{

	struct tda18271_priv *priv = fe->tuner_priv;

	enum tda18271_i2c_gate gate;

	int ret = 0;



	switch (priv->gate) {

	case TDA18271_GATE_DIGITAL:

	case TDA18271_GATE_ANALOG:

		gate = priv->gate;

		break;

	case TDA18271_GATE_AUTO:

	default:

		switch (priv->mode) {

		case TDA18271_DIGITAL:

			gate = TDA18271_GATE_DIGITAL;

			break;

		case TDA18271_ANALOG:

		default:

			gate = TDA18271_GATE_ANALOG;

			break;

		}

	}



	switch (gate) {

	case TDA18271_GATE_ANALOG:

		if (fe->ops.analog_ops.i2c_gate_ctrl)

			ret = fe->ops.analog_ops.i2c_gate_ctrl(fe, enable);

		break;

	case TDA18271_GATE_DIGITAL:

		if (fe->ops.i2c_gate_ctrl)

			ret = fe->ops.i2c_gate_ctrl(fe, enable);

		break;

	default:

		ret = -EINVAL;

		break;

	}



	return ret;

};



/*---------------------------------------------------------------------*/



static void tda18271_dump_regs(struct dvb_frontend *fe, int extended)

{

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;



	tda_reg("=== TDA18271 REG DUMP ===\n");

	tda_reg("ID_BYTE            = 0x%02x\n", 0xff & regs[R_ID]);

	tda_reg("THERMO_BYTE        = 0x%02x\n", 0xff & regs[R_TM]);

	tda_reg("POWER_LEVEL_BYTE   = 0x%02x\n", 0xff & regs[R_PL]);

	tda_reg("EASY_PROG_BYTE_1   = 0x%02x\n", 0xff & regs[R_EP1]);

	tda_reg("EASY_PROG_BYTE_2   = 0x%02x\n", 0xff & regs[R_EP2]);

	tda_reg("EASY_PROG_BYTE_3   = 0x%02x\n", 0xff & regs[R_EP3]);

	tda_reg("EASY_PROG_BYTE_4   = 0x%02x\n", 0xff & regs[R_EP4]);

	tda_reg("EASY_PROG_BYTE_5   = 0x%02x\n", 0xff & regs[R_EP5]);

	tda_reg("CAL_POST_DIV_BYTE  = 0x%02x\n", 0xff & regs[R_CPD]);

	tda_reg("CAL_DIV_BYTE_1     = 0x%02x\n", 0xff & regs[R_CD1]);

	tda_reg("CAL_DIV_BYTE_2     = 0x%02x\n", 0xff & regs[R_CD2]);

	tda_reg("CAL_DIV_BYTE_3     = 0x%02x\n", 0xff & regs[R_CD3]);

	tda_reg("MAIN_POST_DIV_BYTE = 0x%02x\n", 0xff & regs[R_MPD]);

	tda_reg("MAIN_DIV_BYTE_1    = 0x%02x\n", 0xff & regs[R_MD1]);

	tda_reg("MAIN_DIV_BYTE_2    = 0x%02x\n", 0xff & regs[R_MD2]);

	tda_reg("MAIN_DIV_BYTE_3    = 0x%02x\n", 0xff & regs[R_MD3]);



	/* only dump extended regs if DBG_ADV is set */

	if (!(tda18271_debug & DBG_ADV))

		return;



	/* W indicates write-only registers.

	 * Register dump for write-only registers shows last value written. */



	tda_reg("EXTENDED_BYTE_1    = 0x%02x\n", 0xff & regs[R_EB1]);

	tda_reg("EXTENDED_BYTE_2    = 0x%02x\n", 0xff & regs[R_EB2]);

	tda_reg("EXTENDED_BYTE_3    = 0x%02x\n", 0xff & regs[R_EB3]);

	tda_reg("EXTENDED_BYTE_4    = 0x%02x\n", 0xff & regs[R_EB4]);

	tda_reg("EXTENDED_BYTE_5    = 0x%02x\n", 0xff & regs[R_EB5]);

	tda_reg("EXTENDED_BYTE_6    = 0x%02x\n", 0xff & regs[R_EB6]);

	tda_reg("EXTENDED_BYTE_7    = 0x%02x\n", 0xff & regs[R_EB7]);

	tda_reg("EXTENDED_BYTE_8    = 0x%02x\n", 0xff & regs[R_EB8]);

	tda_reg("EXTENDED_BYTE_9  W = 0x%02x\n", 0xff & regs[R_EB9]);

	tda_reg("EXTENDED_BYTE_10   = 0x%02x\n", 0xff & regs[R_EB10]);

	tda_reg("EXTENDED_BYTE_11   = 0x%02x\n", 0xff & regs[R_EB11]);

	tda_reg("EXTENDED_BYTE_12   = 0x%02x\n", 0xff & regs[R_EB12]);

	tda_reg("EXTENDED_BYTE_13   = 0x%02x\n", 0xff & regs[R_EB13]);

	tda_reg("EXTENDED_BYTE_14   = 0x%02x\n", 0xff & regs[R_EB14]);

	tda_reg("EXTENDED_BYTE_15   = 0x%02x\n", 0xff & regs[R_EB15]);

	tda_reg("EXTENDED_BYTE_16 W = 0x%02x\n", 0xff & regs[R_EB16]);

	tda_reg("EXTENDED_BYTE_17 W = 0x%02x\n", 0xff & regs[R_EB17]);

	tda_reg("EXTENDED_BYTE_18   = 0x%02x\n", 0xff & regs[R_EB18]);

	tda_reg("EXTENDED_BYTE_19 W = 0x%02x\n", 0xff & regs[R_EB19]);

	tda_reg("EXTENDED_BYTE_20 W = 0x%02x\n", 0xff & regs[R_EB20]);

	tda_reg("EXTENDED_BYTE_21   = 0x%02x\n", 0xff & regs[R_EB21]);

	tda_reg("EXTENDED_BYTE_22   = 0x%02x\n", 0xff & regs[R_EB22]);

	tda_reg("EXTENDED_BYTE_23   = 0x%02x\n", 0xff & regs[R_EB23]);

}



int tda18271_read_regs(struct dvb_frontend *fe)

{

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	unsigned char buf = 0x00;

	int ret;

	struct i2c_msg msg[] = {

		{ .addr = priv->i2c_addr, .flags = 0,

		  .buf = &buf, .len = 1 },

		{ .addr = priv->i2c_addr, .flags = I2C_M_RD,

		  .buf = regs, .len = 16 }

	};



	tda18271_i2c_gate_ctrl(fe, 1);



	/* read all registers */

	ret = i2c_transfer(priv->i2c_adap, msg, 2);



	tda18271_i2c_gate_ctrl(fe, 0);



	if (ret != 2)

		tda_err("ERROR: i2c_transfer returned: %d\n", ret);



	if (tda18271_debug & DBG_REG)

		tda18271_dump_regs(fe, 0);



	return (ret == 2 ? 0 : ret);

}



int tda18271_read_extended(struct dvb_frontend *fe)

{

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	unsigned char regdump[TDA18271_NUM_REGS];

	unsigned char buf = 0x00;

	int ret, i;

	struct i2c_msg msg[] = {

		{ .addr = priv->i2c_addr, .flags = 0,

		  .buf = &buf, .len = 1 },

		{ .addr = priv->i2c_addr, .flags = I2C_M_RD,

		  .buf = regdump, .len = TDA18271_NUM_REGS }

	};



	tda18271_i2c_gate_ctrl(fe, 1);



	/* read all registers */

	ret = i2c_transfer(priv->i2c_adap, msg, 2);



	tda18271_i2c_gate_ctrl(fe, 0);



	if (ret != 2)

		tda_err("ERROR: i2c_transfer returned: %d\n", ret);



	for (i = 0; i <= TDA18271_NUM_REGS; i++) {

		/* don't update write-only registers */

		if ((i != R_EB9)  &&

		    (i != R_EB16) &&

		    (i != R_EB17) &&

		    (i != R_EB19) &&

		    (i != R_EB20))

		regs[i] = regdump[i];

	}



	if (tda18271_debug & DBG_REG)

		tda18271_dump_regs(fe, 1);



	return (ret == 2 ? 0 : ret);

}



int tda18271_write_regs(struct dvb_frontend *fe, int idx, int len)

{

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	unsigned char buf[TDA18271_NUM_REGS + 1];

	struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0,

			       .buf = buf, .len = len + 1 };

	int i, ret;



	BUG_ON((len == 0) || (idx + len > sizeof(buf)));



	buf[0] = idx;

	for (i = 1; i <= len; i++)

		buf[i] = regs[idx - 1 + i];



	tda18271_i2c_gate_ctrl(fe, 1);



	/* write registers */

	ret = i2c_transfer(priv->i2c_adap, &msg, 1);



	tda18271_i2c_gate_ctrl(fe, 0);



	if (ret != 1)

		tda_err("ERROR: i2c_transfer returned: %d\n", ret);



	return (ret == 1 ? 0 : ret);

}



/*---------------------------------------------------------------------*/



int tda18271_init_regs(struct dvb_frontend *fe)

{

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;



	tda_dbg("initializing registers for device @ %d-%04x\n",

		i2c_adapter_id(priv->i2c_adap), priv->i2c_addr);



	/* initialize registers */

	switch (priv->id) {

	case TDA18271HDC1:

		regs[R_ID]   = 0x83;

		break;

	case TDA18271HDC2:

		regs[R_ID]   = 0x84;

		break;

	};



	regs[R_TM]   = 0x08;

	regs[R_PL]   = 0x80;

	regs[R_EP1]  = 0xc6;

	regs[R_EP2]  = 0xdf;

	regs[R_EP3]  = 0x16;

	regs[R_EP4]  = 0x60;

	regs[R_EP5]  = 0x80;

	regs[R_CPD]  = 0x80;

	regs[R_CD1]  = 0x00;

	regs[R_CD2]  = 0x00;

	regs[R_CD3]  = 0x00;

	regs[R_MPD]  = 0x00;

	regs[R_MD1]  = 0x00;

	regs[R_MD2]  = 0x00;

	regs[R_MD3]  = 0x00;



	switch (priv->id) {

	case TDA18271HDC1:

		regs[R_EB1]  = 0xff;

		break;

	case TDA18271HDC2:

		regs[R_EB1]  = 0xfc;

		break;

	};



	regs[R_EB2]  = 0x01;

	regs[R_EB3]  = 0x84;

	regs[R_EB4]  = 0x41;

	regs[R_EB5]  = 0x01;

	regs[R_EB6]  = 0x84;

	regs[R_EB7]  = 0x40;

	regs[R_EB8]  = 0x07;

	regs[R_EB9]  = 0x00;

	regs[R_EB10] = 0x00;

	regs[R_EB11] = 0x96;



	switch (priv->id) {

	case TDA18271HDC1:

		regs[R_EB12] = 0x0f;

		break;

	case TDA18271HDC2:

		regs[R_EB12] = 0x33;

		break;

	};



	regs[R_EB13] = 0xc1;

	regs[R_EB14] = 0x00;

	regs[R_EB15] = 0x8f;

	regs[R_EB16] = 0x00;

	regs[R_EB17] = 0x00;



	switch (priv->id) {

	case TDA18271HDC1:

		regs[R_EB18] = 0x00;

		break;

	case TDA18271HDC2:

		regs[R_EB18] = 0x8c;

		break;

	};



	regs[R_EB19] = 0x00;

	regs[R_EB20] = 0x20;



	switch (priv->id) {

	case TDA18271HDC1:

		regs[R_EB21] = 0x33;

		break;

	case TDA18271HDC2:

		regs[R_EB21] = 0xb3;

		break;

	};



	regs[R_EB22] = 0x48;

	regs[R_EB23] = 0xb0;



	tda18271_write_regs(fe, 0x00, TDA18271_NUM_REGS);



	/* setup agc1 gain */

	regs[R_EB17] = 0x00;

	tda18271_write_regs(fe, R_EB17, 1);

	regs[R_EB17] = 0x03;

	tda18271_write_regs(fe, R_EB17, 1);

	regs[R_EB17] = 0x43;

	tda18271_write_regs(fe, R_EB17, 1);

	regs[R_EB17] = 0x4c;

	tda18271_write_regs(fe, R_EB17, 1);



	/* setup agc2 gain */

	if ((priv->id) == TDA18271HDC1) {

		regs[R_EB20] = 0xa0;

		tda18271_write_regs(fe, R_EB20, 1);

		regs[R_EB20] = 0xa7;

		tda18271_write_regs(fe, R_EB20, 1);

		regs[R_EB20] = 0xe7;

		tda18271_write_regs(fe, R_EB20, 1);

		regs[R_EB20] = 0xec;

		tda18271_write_regs(fe, R_EB20, 1);

	}



	/* image rejection calibration */



	/* low-band */

	regs[R_EP3] = 0x1f;

	regs[R_EP4] = 0x66;

	regs[R_EP5] = 0x81;

	regs[R_CPD] = 0xcc;

	regs[R_CD1] = 0x6c;

	regs[R_CD2] = 0x00;

	regs[R_CD3] = 0x00;

	regs[R_MPD] = 0xcd;

	regs[R_MD1] = 0x77;

	regs[R_MD2] = 0x08;

	regs[R_MD3] = 0x00;



	switch (priv->id) {

	case TDA18271HDC1:

		tda18271_write_regs(fe, R_EP3, 11);

		break;

	case TDA18271HDC2:

		tda18271_write_regs(fe, R_EP3, 12);

		break;

	};



	if ((priv->id) == TDA18271HDC2) {

		/* main pll cp source on */

		regs[R_EB4] = 0x61;

		tda18271_write_regs(fe, R_EB4, 1);

		msleep(1);



		/* main pll cp source off */

		regs[R_EB4] = 0x41;

		tda18271_write_regs(fe, R_EB4, 1);

	}



	msleep(5); /* pll locking */



	/* launch detector */

	tda18271_write_regs(fe, R_EP1, 1);

	msleep(5); /* wanted low measurement */



	regs[R_EP5] = 0x85;

	regs[R_CPD] = 0xcb;

	regs[R_CD1] = 0x66;

	regs[R_CD2] = 0x70;



	tda18271_write_regs(fe, R_EP3, 7);

	msleep(5); /* pll locking */



	/* launch optimization algorithm */

	tda18271_write_regs(fe, R_EP2, 1);

	msleep(30); /* image low optimization completion */



	/* mid-band */

	regs[R_EP5] = 0x82;

	regs[R_CPD] = 0xa8;

	regs[R_CD2] = 0x00;

	regs[R_MPD] = 0xa9;

	regs[R_MD1] = 0x73;

	regs[R_MD2] = 0x1a;



	tda18271_write_regs(fe, R_EP3, 11);

	msleep(5); /* pll locking */



	tda18271_write_regs(fe, R_EP1, 1);

	msleep(5); /* wanted mid measurement */



	regs[R_EP5] = 0x86;

	regs[R_CPD] = 0xa8;

	regs[R_CD1] = 0x66;

	regs[R_CD2] = 0xa0;



	tda18271_write_regs(fe, R_EP3, 7);

	msleep(5); /* pll locking */



	/* launch optimization algorithm */

	tda18271_write_regs(fe, R_EP2, 1);

	msleep(30); /* image mid optimization completion */



	/* high-band */

	regs[R_EP5] = 0x83;

	regs[R_CPD] = 0x98;

	regs[R_CD1] = 0x65;

	regs[R_CD2] = 0x00;

	regs[R_MPD] = 0x99;

	regs[R_MD1] = 0x71;

	regs[R_MD2] = 0xcd;



	tda18271_write_regs(fe, R_EP3, 11);

	msleep(5); /* pll locking */



	/* launch detector */

	tda18271_write_regs(fe, R_EP1, 1);

	msleep(5); /* wanted high measurement */



	regs[R_EP5] = 0x87;

	regs[R_CD1] = 0x65;

	regs[R_CD2] = 0x50;



	tda18271_write_regs(fe, R_EP3, 7);

	msleep(5); /* pll locking */



	/* launch optimization algorithm */

	tda18271_write_regs(fe, R_EP2, 1);

	msleep(30); /* image high optimization completion */



	/* return to normal mode */

	regs[R_EP4] = 0x64;

	tda18271_write_regs(fe, R_EP4, 1);



	/* synchronize */

	tda18271_write_regs(fe, R_EP1, 1);



	return 0;

}



/*---------------------------------------------------------------------*/



int tda18271_calc_main_pll(struct dvb_frontend *fe, u32 freq)

{

	/* sets main post divider & divider bytes, but does not write them */

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	u8 d, pd;

	u32 div;



	int ret = tda18271_lookup_pll_map(fe, MAIN_PLL, &freq, &pd, &d);

	if (ret < 0)

		goto fail;



	regs[R_MPD]   = (0x77 & pd);



	switch (priv->mode) {

	case TDA18271_ANALOG:

		regs[R_MPD]  &= ~0x08;

		break;

	case TDA18271_DIGITAL:

		regs[R_MPD]  |=  0x08;

		break;

	}



	div =  ((d * (freq / 1000)) << 7) / 125;



	regs[R_MD1]   = 0x7f & (div >> 16);

	regs[R_MD2]   = 0xff & (div >> 8);

	regs[R_MD3]   = 0xff & div;

fail:

	return ret;

}



int tda18271_calc_cal_pll(struct dvb_frontend *fe, u32 freq)

{

	/* sets cal post divider & divider bytes, but does not write them */

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	u8 d, pd;

	u32 div;



	int ret = tda18271_lookup_pll_map(fe, CAL_PLL, &freq, &pd, &d);

	if (ret < 0)

		goto fail;



	regs[R_CPD]   = pd;



	div =  ((d * (freq / 1000)) << 7) / 125;



	regs[R_CD1]   = 0x7f & (div >> 16);

	regs[R_CD2]   = 0xff & (div >> 8);

	regs[R_CD3]   = 0xff & div;

fail:

	return ret;

}



/*---------------------------------------------------------------------*/



int tda18271_calc_bp_filter(struct dvb_frontend *fe, u32 *freq)

{

	/* sets bp filter bits, but does not write them */

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	u8 val;



	int ret = tda18271_lookup_map(fe, BP_FILTER, freq, &val);

	if (ret < 0)

		goto fail;



	regs[R_EP1]  &= ~0x07; /* clear bp filter bits */

	regs[R_EP1]  |= (0x07 & val);

fail:

	return ret;

}



int tda18271_calc_km(struct dvb_frontend *fe, u32 *freq)

{

	/* sets K & M bits, but does not write them */

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	u8 val;



	int ret = tda18271_lookup_map(fe, RF_CAL_KMCO, freq, &val);

	if (ret < 0)

		goto fail;



	regs[R_EB13] &= ~0x7c; /* clear k & m bits */

	regs[R_EB13] |= (0x7c & val);

fail:

	return ret;

}



int tda18271_calc_rf_band(struct dvb_frontend *fe, u32 *freq)

{

	/* sets rf band bits, but does not write them */

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	u8 val;



	int ret = tda18271_lookup_map(fe, RF_BAND, freq, &val);

	if (ret < 0)

		goto fail;



	regs[R_EP2]  &= ~0xe0; /* clear rf band bits */

	regs[R_EP2]  |= (0xe0 & (val << 5));

fail:

	return ret;

}



int tda18271_calc_gain_taper(struct dvb_frontend *fe, u32 *freq)

{

	/* sets gain taper bits, but does not write them */

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	u8 val;



	int ret = tda18271_lookup_map(fe, GAIN_TAPER, freq, &val);

	if (ret < 0)

		goto fail;



	regs[R_EP2]  &= ~0x1f; /* clear gain taper bits */

	regs[R_EP2]  |= (0x1f & val);

fail:

	return ret;

}



int tda18271_calc_ir_measure(struct dvb_frontend *fe, u32 *freq)

{

	/* sets IR Meas bits, but does not write them */

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	u8 val;



	int ret = tda18271_lookup_map(fe, IR_MEASURE, freq, &val);

	if (ret < 0)

		goto fail;



	regs[R_EP5] &= ~0x07;

	regs[R_EP5] |= (0x07 & val);

fail:

	return ret;

}



int tda18271_calc_rf_cal(struct dvb_frontend *fe, u32 *freq)

{

	/* sets rf cal byte (RFC_Cprog), but does not write it */

	struct tda18271_priv *priv = fe->tuner_priv;

	unsigned char *regs = priv->tda18271_regs;

	u8 val;



	int ret = tda18271_lookup_map(fe, RF_CAL, freq, &val);

	if (ret < 0)

		goto fail;



	regs[R_EB14] = val;

fail:

	return ret;

}



/*

 * Overrides for Emacs so that we follow Linus's tabbing style.

 * ---------------------------------------------------------------------------

 * Local variables:

 * c-basic-offset: 8

 * End:

 */

drivers/media/dvb/frontends/tda18271-fe.c

+1 −582

File changed.

Preview size limit exceeded, changes collapsed.

drivers/media/dvb/frontends/tda18271-priv.h

+18 −1
Original line number Diff line number Diff line 
/*

    tda18271-priv.h - private header for the NXP TDA18271 silicon tuner



    Copyright (C) 2007 Michael Krufky (mkrufky@linuxtv.org)

    Copyright (C) 2007, 2008 Michael Krufky <mkrufky@linuxtv.org>



    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
@@ -196,6 +196,23 @@ extern int tda18271_lookup_cid_target(struct dvb_frontend *fe, 


extern int tda18271_assign_map_layout(struct dvb_frontend *fe);



/*---------------------------------------------------------------------*/



extern int tda18271_read_regs(struct dvb_frontend *fe);

extern int tda18271_read_extended(struct dvb_frontend *fe);

extern int tda18271_write_regs(struct dvb_frontend *fe, int idx, int len);

extern int tda18271_init_regs(struct dvb_frontend *fe);



extern int tda18271_calc_main_pll(struct dvb_frontend *fe, u32 freq);

extern int tda18271_calc_cal_pll(struct dvb_frontend *fe, u32 freq);



extern int tda18271_calc_bp_filter(struct dvb_frontend *fe, u32 *freq);

extern int tda18271_calc_km(struct dvb_frontend *fe, u32 *freq);

extern int tda18271_calc_rf_band(struct dvb_frontend *fe, u32 *freq);

extern int tda18271_calc_gain_taper(struct dvb_frontend *fe, u32 *freq);

extern int tda18271_calc_ir_measure(struct dvb_frontend *fe, u32 *freq);

extern int tda18271_calc_rf_cal(struct dvb_frontend *fe, u32 *freq);



#endif /* __TDA18271_PRIV_H__ */



/*

drivers/media/dvb/frontends/tda18271-tables.c

+1 −1
Original line number Diff line number Diff line 
/*

    tda18271-tables.c - driver for the Philips / NXP TDA18271 silicon tuner



    Copyright (C) 2007 Michael Krufky (mkrufky@linuxtv.org)

    Copyright (C) 2007, 2008 Michael Krufky <mkrufky@linuxtv.org>



    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