[media] common: move media/common/tuners to media/tuners

Move the tuners one level up, as the "common" directory will be used
by drivers that are shared between more than one driver.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 0 insertions, 1345 deletions

diff --git a/drivers/media/common/tuners/tda18271-fe.c b/drivers/media/common/tuners/tda18271-fe.c
deleted file mode 100644
index 2e67f4459904..000000000000
--- a/drivers/media/common/tuners/tda18271-fe.c
+++ /dev/null
@@ -1,1345 +0,0 @@
-/*
-    tda18271-fe.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 <linux/delay.h>
-#include <linux/videodev2.h>
-#include "tda18271-priv.h"
-
-int tda18271_debug;
-module_param_named(debug, tda18271_debug, int, 0644);
-MODULE_PARM_DESC(debug, "set debug level "
-		 "(info=1, map=2, reg=4, adv=8, cal=16 (or-able))");
-
-static int tda18271_cal_on_startup = -1;
-module_param_named(cal, tda18271_cal_on_startup, int, 0644);
-MODULE_PARM_DESC(cal, "perform RF tracking filter calibration on startup");
-
-static DEFINE_MUTEX(tda18271_list_mutex);
-static LIST_HEAD(hybrid_tuner_instance_list);
-
-/*---------------------------------------------------------------------*/
-
-static int tda18271_toggle_output(struct dvb_frontend *fe, int standby)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-
-	int ret = tda18271_set_standby_mode(fe, standby ? 1 : 0,
-			priv->output_opt & TDA18271_OUTPUT_LT_OFF ? 1 : 0,
-			priv->output_opt & TDA18271_OUTPUT_XT_OFF ? 1 : 0);
-
-	if (tda_fail(ret))
-		goto fail;
-
-	tda_dbg("%s mode: xtal oscillator %s, slave tuner loop thru %s\n",
-		standby ? "standby" : "active",
-		priv->output_opt & TDA18271_OUTPUT_XT_OFF ? "off" : "on",
-		priv->output_opt & TDA18271_OUTPUT_LT_OFF ? "off" : "on");
-fail:
-	return ret;
-}
-
-/*---------------------------------------------------------------------*/
-
-static inline int charge_pump_source(struct dvb_frontend *fe, int force)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	return tda18271_charge_pump_source(fe,
-					   (priv->role == TDA18271_SLAVE) ?
-					   TDA18271_CAL_PLL :
-					   TDA18271_MAIN_PLL, force);
-}
-
-static inline void tda18271_set_if_notch(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-
-	switch (priv->mode) {
-	case TDA18271_ANALOG:
-		regs[R_MPD]  &= ~0x80; /* IF notch = 0 */
-		break;
-	case TDA18271_DIGITAL:
-		regs[R_MPD]  |= 0x80; /* IF notch = 1 */
-		break;
-	}
-}
-
-static int tda18271_channel_configuration(struct dvb_frontend *fe,
-					  struct tda18271_std_map_item *map,
-					  u32 freq, u32 bw)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	int ret;
-	u32 N;
-
-	/* update TV broadcast parameters */
-
-	/* set standard */
-	regs[R_EP3]  &= ~0x1f; /* clear std bits */
-	regs[R_EP3]  |= (map->agc_mode << 3) | map->std;
-
-	if (priv->id == TDA18271HDC2) {
-		/* set rfagc to high speed mode */
-		regs[R_EP3] &= ~0x04;
-	}
-
-	/* set cal mode to normal */
-	regs[R_EP4]  &= ~0x03;
-
-	/* update IF output level */
-	regs[R_EP4]  &= ~0x1c; /* clear if level bits */
-	regs[R_EP4]  |= (map->if_lvl << 2);
-
-	/* update FM_RFn */
-	regs[R_EP4]  &= ~0x80;
-	regs[R_EP4]  |= map->fm_rfn << 7;
-
-	/* update rf top / if top */
-	regs[R_EB22]  = 0x00;
-	regs[R_EB22] |= map->rfagc_top;
-	ret = tda18271_write_regs(fe, R_EB22, 1);
-	if (tda_fail(ret))
-		goto fail;
-
-	/* --------------------------------------------------------------- */
-
-	/* disable Power Level Indicator */
-	regs[R_EP1]  |= 0x40;
-
-	/* make sure thermometer is off */
-	regs[R_TM]   &= ~0x10;
-
-	/* frequency dependent parameters */
-
-	tda18271_calc_ir_measure(fe, &freq);
-
-	tda18271_calc_bp_filter(fe, &freq);
-
-	tda18271_calc_rf_band(fe, &freq);
-
-	tda18271_calc_gain_taper(fe, &freq);
-
-	/* --------------------------------------------------------------- */
-
-	/* dual tuner and agc1 extra configuration */
-
-	switch (priv->role) {
-	case TDA18271_MASTER:
-		regs[R_EB1]  |= 0x04; /* main vco */
-		break;
-	case TDA18271_SLAVE:
-		regs[R_EB1]  &= ~0x04; /* cal vco */
-		break;
-	}
-
-	/* agc1 always active */
-	regs[R_EB1]  &= ~0x02;
-
-	/* agc1 has priority on agc2 */
-	regs[R_EB1]  &= ~0x01;
-
-	ret = tda18271_write_regs(fe, R_EB1, 1);
-	if (tda_fail(ret))
-		goto fail;
-
-	/* --------------------------------------------------------------- */
-
-	N = map->if_freq * 1000 + freq;
-
-	switch (priv->role) {
-	case TDA18271_MASTER:
-		tda18271_calc_main_pll(fe, N);
-		tda18271_set_if_notch(fe);
-		tda18271_write_regs(fe, R_MPD, 4);
-		break;
-	case TDA18271_SLAVE:
-		tda18271_calc_cal_pll(fe, N);
-		tda18271_write_regs(fe, R_CPD, 4);
-
-		regs[R_MPD] = regs[R_CPD] & 0x7f;
-		tda18271_set_if_notch(fe);
-		tda18271_write_regs(fe, R_MPD, 1);
-		break;
-	}
-
-	ret = tda18271_write_regs(fe, R_TM, 7);
-	if (tda_fail(ret))
-		goto fail;
-
-	/* force charge pump source */
-	charge_pump_source(fe, 1);
-
-	msleep(1);
-
-	/* return pll to normal operation */
-	charge_pump_source(fe, 0);
-
-	msleep(20);
-
-	if (priv->id == TDA18271HDC2) {
-		/* set rfagc to normal speed mode */
-		if (map->fm_rfn)
-			regs[R_EP3] &= ~0x04;
-		else
-			regs[R_EP3] |= 0x04;
-		ret = tda18271_write_regs(fe, R_EP3, 1);
-	}
-fail:
-	return ret;
-}
-
-static int tda18271_read_thermometer(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	int tm;
-
-	/* switch thermometer on */
-	regs[R_TM]   |= 0x10;
-	tda18271_write_regs(fe, R_TM, 1);
-
-	/* read thermometer info */
-	tda18271_read_regs(fe);
-
-	if ((((regs[R_TM] & 0x0f) == 0x00) && ((regs[R_TM] & 0x20) == 0x20)) ||
-	    (((regs[R_TM] & 0x0f) == 0x08) && ((regs[R_TM] & 0x20) == 0x00))) {
-
-		if ((regs[R_TM] & 0x20) == 0x20)
-			regs[R_TM] &= ~0x20;
-		else
-			regs[R_TM] |= 0x20;
-
-		tda18271_write_regs(fe, R_TM, 1);
-
-		msleep(10); /* temperature sensing */
-
-		/* read thermometer info */
-		tda18271_read_regs(fe);
-	}
-
-	tm = tda18271_lookup_thermometer(fe);
-
-	/* switch thermometer off */
-	regs[R_TM]   &= ~0x10;
-	tda18271_write_regs(fe, R_TM, 1);
-
-	/* set CAL mode to normal */
-	regs[R_EP4]  &= ~0x03;
-	tda18271_write_regs(fe, R_EP4, 1);
-
-	return tm;
-}
-
-/* ------------------------------------------------------------------ */
-
-static int tda18271c2_rf_tracking_filters_correction(struct dvb_frontend *fe,
-						     u32 freq)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	struct tda18271_rf_tracking_filter_cal *map = priv->rf_cal_state;
-	unsigned char *regs = priv->tda18271_regs;
-	int i, ret;
-	u8 tm_current, dc_over_dt, rf_tab;
-	s32 rfcal_comp, approx;
-
-	/* power up */
-	ret = tda18271_set_standby_mode(fe, 0, 0, 0);
-	if (tda_fail(ret))
-		goto fail;
-
-	/* read die current temperature */
-	tm_current = tda18271_read_thermometer(fe);
-
-	/* frequency dependent parameters */
-
-	tda18271_calc_rf_cal(fe, &freq);
-	rf_tab = regs[R_EB14];
-
-	i = tda18271_lookup_rf_band(fe, &freq, NULL);
-	if (tda_fail(i))
-		return i;
-
-	if ((0 == map[i].rf3) || (freq / 1000 < map[i].rf2)) {
-		approx = map[i].rf_a1 * (s32)(freq / 1000 - map[i].rf1) +
-			map[i].rf_b1 + rf_tab;
-	} else {
-		approx = map[i].rf_a2 * (s32)(freq / 1000 - map[i].rf2) +
-			map[i].rf_b2 + rf_tab;
-	}
-
-	if (approx < 0)
-		approx = 0;
-	if (approx > 255)
-		approx = 255;
-
-	tda18271_lookup_map(fe, RF_CAL_DC_OVER_DT, &freq, &dc_over_dt);
-
-	/* calculate temperature compensation */
-	rfcal_comp = dc_over_dt * (s32)(tm_current - priv->tm_rfcal) / 1000;
-
-	regs[R_EB14] = (unsigned char)(approx + rfcal_comp);
-	ret = tda18271_write_regs(fe, R_EB14, 1);
-fail:
-	return ret;
-}
-
-static int tda18271_por(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	int ret;
-
-	/* power up detector 1 */
-	regs[R_EB12] &= ~0x20;
-	ret = tda18271_write_regs(fe, R_EB12, 1);
-	if (tda_fail(ret))
-		goto fail;
-
-	regs[R_EB18] &= ~0x80; /* turn agc1 loop on */
-	regs[R_EB18] &= ~0x03; /* set agc1_gain to  6 dB */
-	ret = tda18271_write_regs(fe, R_EB18, 1);
-	if (tda_fail(ret))
-		goto fail;
-
-	regs[R_EB21] |= 0x03; /* set agc2_gain to -6 dB */
-
-	/* POR mode */
-	ret = tda18271_set_standby_mode(fe, 1, 0, 0);
-	if (tda_fail(ret))
-		goto fail;
-
-	/* disable 1.5 MHz low pass filter */
-	regs[R_EB23] &= ~0x04; /* forcelp_fc2_en = 0 */
-	regs[R_EB23] &= ~0x02; /* XXX: lp_fc[2] = 0 */
-	ret = tda18271_write_regs(fe, R_EB21, 3);
-fail:
-	return ret;
-}
-
-static int tda18271_calibrate_rf(struct dvb_frontend *fe, u32 freq)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	u32 N;
-
-	/* set CAL mode to normal */
-	regs[R_EP4]  &= ~0x03;
-	tda18271_write_regs(fe, R_EP4, 1);
-
-	/* switch off agc1 */
-	regs[R_EP3]  |= 0x40; /* sm_lt = 1 */
-
-	regs[R_EB18] |= 0x03; /* set agc1_gain to 15 dB */
-	tda18271_write_regs(fe, R_EB18, 1);
-
-	/* frequency dependent parameters */
-
-	tda18271_calc_bp_filter(fe, &freq);
-	tda18271_calc_gain_taper(fe, &freq);
-	tda18271_calc_rf_band(fe, &freq);
-	tda18271_calc_km(fe, &freq);
-
-	tda18271_write_regs(fe, R_EP1, 3);
-	tda18271_write_regs(fe, R_EB13, 1);
-
-	/* main pll charge pump source */
-	tda18271_charge_pump_source(fe, TDA18271_MAIN_PLL, 1);
-
-	/* cal pll charge pump source */
-	tda18271_charge_pump_source(fe, TDA18271_CAL_PLL, 1);
-
-	/* force dcdc converter to 0 V */
-	regs[R_EB14] = 0x00;
-	tda18271_write_regs(fe, R_EB14, 1);
-
-	/* disable plls lock */
-	regs[R_EB20] &= ~0x20;
-	tda18271_write_regs(fe, R_EB20, 1);
-
-	/* set CAL mode to RF tracking filter calibration */
-	regs[R_EP4]  |= 0x03;
-	tda18271_write_regs(fe, R_EP4, 2);
-
-	/* --------------------------------------------------------------- */
-
-	/* set the internal calibration signal */
-	N = freq;
-
-	tda18271_calc_cal_pll(fe, N);
-	tda18271_write_regs(fe, R_CPD, 4);
-
-	/* downconvert internal calibration */
-	N += 1000000;
-
-	tda18271_calc_main_pll(fe, N);
-	tda18271_write_regs(fe, R_MPD, 4);
-
-	msleep(5);
-
-	tda18271_write_regs(fe, R_EP2, 1);
-	tda18271_write_regs(fe, R_EP1, 1);
-	tda18271_write_regs(fe, R_EP2, 1);
-	tda18271_write_regs(fe, R_EP1, 1);
-
-	/* --------------------------------------------------------------- */
-
-	/* normal operation for the main pll */
-	tda18271_charge_pump_source(fe, TDA18271_MAIN_PLL, 0);
-
-	/* normal operation for the cal pll  */
-	tda18271_charge_pump_source(fe, TDA18271_CAL_PLL, 0);
-
-	msleep(10); /* plls locking */
-
-	/* launch the rf tracking filters calibration */
-	regs[R_EB20]  |= 0x20;
-	tda18271_write_regs(fe, R_EB20, 1);
-
-	msleep(60); /* calibration */
-
-	/* --------------------------------------------------------------- */
-
-	/* set CAL mode to normal */
-	regs[R_EP4]  &= ~0x03;
-
-	/* switch on agc1 */
-	regs[R_EP3]  &= ~0x40; /* sm_lt = 0 */
-
-	regs[R_EB18] &= ~0x03; /* set agc1_gain to  6 dB */
-	tda18271_write_regs(fe, R_EB18, 1);
-
-	tda18271_write_regs(fe, R_EP3, 2);
-
-	/* synchronization */
-	tda18271_write_regs(fe, R_EP1, 1);
-
-	/* get calibration result */
-	tda18271_read_extended(fe);
-
-	return regs[R_EB14];
-}
-
-static int tda18271_powerscan(struct dvb_frontend *fe,
-			      u32 *freq_in, u32 *freq_out)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	int sgn, bcal, count, wait, ret;
-	u8 cid_target;
-	u16 count_limit;
-	u32 freq;
-
-	freq = *freq_in;
-
-	tda18271_calc_rf_band(fe, &freq);
-	tda18271_calc_rf_cal(fe, &freq);
-	tda18271_calc_gain_taper(fe, &freq);
-	tda18271_lookup_cid_target(fe, &freq, &cid_target, &count_limit);
-
-	tda18271_write_regs(fe, R_EP2, 1);
-	tda18271_write_regs(fe, R_EB14, 1);
-
-	/* downconvert frequency */
-	freq += 1000000;
-
-	tda18271_calc_main_pll(fe, freq);
-	tda18271_write_regs(fe, R_MPD, 4);
-
-	msleep(5); /* pll locking */
-
-	/* detection mode */
-	regs[R_EP4]  &= ~0x03;
-	regs[R_EP4]  |= 0x01;
-	tda18271_write_regs(fe, R_EP4, 1);
-
-	/* launch power detection measurement */
-	tda18271_write_regs(fe, R_EP2, 1);
-
-	/* read power detection info, stored in EB10 */
-	ret = tda18271_read_extended(fe);
-	if (tda_fail(ret))
-		return ret;
-
-	/* algorithm initialization */
-	sgn = 1;
-	*freq_out = *freq_in;
-	bcal = 0;
-	count = 0;
-	wait = false;
-
-	while ((regs[R_EB10] & 0x3f) < cid_target) {
-		/* downconvert updated freq to 1 MHz */
-		freq = *freq_in + (sgn * count) + 1000000;
-
-		tda18271_calc_main_pll(fe, freq);
-		tda18271_write_regs(fe, R_MPD, 4);
-
-		if (wait) {
-			msleep(5); /* pll locking */
-			wait = false;
-		} else
-			udelay(100); /* pll locking */
-
-		/* launch power detection measurement */
-		tda18271_write_regs(fe, R_EP2, 1);
-
-		/* read power detection info, stored in EB10 */
-		ret = tda18271_read_extended(fe);
-		if (tda_fail(ret))
-			return ret;
-
-		count += 200;
-
-		if (count <= count_limit)
-			continue;
-
-		if (sgn <= 0)
-			break;
-
-		sgn = -1 * sgn;
-		count = 200;
-		wait = true;
-	}
-
-	if ((regs[R_EB10] & 0x3f) >= cid_target) {
-		bcal = 1;
-		*freq_out = freq - 1000000;
-	} else
-		bcal = 0;
-
-	tda_cal("bcal = %d, freq_in = %d, freq_out = %d (freq = %d)\n",
-		bcal, *freq_in, *freq_out, freq);
-
-	return bcal;
-}
-
-static int tda18271_powerscan_init(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	int ret;
-
-	/* set standard to digital */
-	regs[R_EP3]  &= ~0x1f; /* clear std bits */
-	regs[R_EP3]  |= 0x12;
-
-	/* set cal mode to normal */
-	regs[R_EP4]  &= ~0x03;
-
-	/* update IF output level */
-	regs[R_EP4]  &= ~0x1c; /* clear if level bits */
-
-	ret = tda18271_write_regs(fe, R_EP3, 2);
-	if (tda_fail(ret))
-		goto fail;
-
-	regs[R_EB18] &= ~0x03; /* set agc1_gain to   6 dB */
-	ret = tda18271_write_regs(fe, R_EB18, 1);
-	if (tda_fail(ret))
-		goto fail;
-
-	regs[R_EB21] &= ~0x03; /* set agc2_gain to -15 dB */
-
-	/* 1.5 MHz low pass filter */
-	regs[R_EB23] |= 0x04; /* forcelp_fc2_en = 1 */
-	regs[R_EB23] |= 0x02; /* lp_fc[2] = 1 */
-
-	ret = tda18271_write_regs(fe, R_EB21, 3);
-fail:
-	return ret;
-}
-
-static int tda18271_rf_tracking_filters_init(struct dvb_frontend *fe, u32 freq)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	struct tda18271_rf_tracking_filter_cal *map = priv->rf_cal_state;
-	unsigned char *regs = priv->tda18271_regs;
-	int bcal, rf, i;
-	s32 divisor, dividend;
-#define RF1 0
-#define RF2 1
-#define RF3 2
-	u32 rf_default[3];
-	u32 rf_freq[3];
-	s32 prog_cal[3];
-	s32 prog_tab[3];
-
-	i = tda18271_lookup_rf_band(fe, &freq, NULL);
-
-	if (tda_fail(i))
-		return i;
-
-	rf_default[RF1] = 1000 * map[i].rf1_def;
-	rf_default[RF2] = 1000 * map[i].rf2_def;
-	rf_default[RF3] = 1000 * map[i].rf3_def;
-
-	for (rf = RF1; rf <= RF3; rf++) {
-		if (0 == rf_default[rf])
-			return 0;
-		tda_cal("freq = %d, rf = %d\n", freq, rf);
-
-		/* look for optimized calibration frequency */
-		bcal = tda18271_powerscan(fe, &rf_default[rf], &rf_freq[rf]);
-		if (tda_fail(bcal))
-			return bcal;
-
-		tda18271_calc_rf_cal(fe, &rf_freq[rf]);
-		prog_tab[rf] = (s32)regs[R_EB14];
-
-		if (1 == bcal)
-			prog_cal[rf] =
-				(s32)tda18271_calibrate_rf(fe, rf_freq[rf]);
-		else
-			prog_cal[rf] = prog_tab[rf];
-
-		switch (rf) {
-		case RF1:
-			map[i].rf_a1 = 0;
-			map[i].rf_b1 = (prog_cal[RF1] - prog_tab[RF1]);
-			map[i].rf1   = rf_freq[RF1] / 1000;
-			break;
-		case RF2:
-			dividend = (prog_cal[RF2] - prog_tab[RF2] -
-				    prog_cal[RF1] + prog_tab[RF1]);
-			divisor = (s32)(rf_freq[RF2] - rf_freq[RF1]) / 1000;
-			map[i].rf_a1 = (dividend / divisor);
-			map[i].rf2   = rf_freq[RF2] / 1000;
-			break;
-		case RF3:
-			dividend = (prog_cal[RF3] - prog_tab[RF3] -
-				    prog_cal[RF2] + prog_tab[RF2]);
-			divisor = (s32)(rf_freq[RF3] - rf_freq[RF2]) / 1000;
-			map[i].rf_a2 = (dividend / divisor);
-			map[i].rf_b2 = (prog_cal[RF2] - prog_tab[RF2]);
-			map[i].rf3   = rf_freq[RF3] / 1000;
-			break;
-		default:
-			BUG();
-		}
-	}
-
-	return 0;
-}
-
-static int tda18271_calc_rf_filter_curve(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned int i;
-	int ret;
-
-	tda_info("tda18271: performing RF tracking filter calibration\n");
-
-	/* wait for die temperature stabilization */
-	msleep(200);
-
-	ret = tda18271_powerscan_init(fe);
-	if (tda_fail(ret))
-		goto fail;
-
-	/* rf band calibration */
-	for (i = 0; priv->rf_cal_state[i].rfmax != 0; i++) {
-		ret =
-		tda18271_rf_tracking_filters_init(fe, 1000 *
-						  priv->rf_cal_state[i].rfmax);
-		if (tda_fail(ret))
-			goto fail;
-	}
-
-	priv->tm_rfcal = tda18271_read_thermometer(fe);
-fail:
-	return ret;
-}
-
-/* ------------------------------------------------------------------ */
-
-static int tda18271c2_rf_cal_init(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	int ret;
-
-	/* test RF_CAL_OK to see if we need init */
-	if ((regs[R_EP1] & 0x10) == 0)
-		priv->cal_initialized = false;
-
-	if (priv->cal_initialized)
-		return 0;
-
-	ret = tda18271_calc_rf_filter_curve(fe);
-	if (tda_fail(ret))
-		goto fail;
-
-	ret = tda18271_por(fe);
-	if (tda_fail(ret))
-		goto fail;
-
-	tda_info("tda18271: RF tracking filter calibration complete\n");
-
-	priv->cal_initialized = true;
-	goto end;
-fail:
-	tda_info("tda18271: RF tracking filter calibration failed!\n");
-end:
-	return ret;
-}
-
-static int tda18271c1_rf_tracking_filter_calibration(struct dvb_frontend *fe,
-						     u32 freq, u32 bw)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	int ret;
-	u32 N = 0;
-
-	/* calculate bp filter */
-	tda18271_calc_bp_filter(fe, &freq);
-	tda18271_write_regs(fe, R_EP1, 1);
-
-	regs[R_EB4]  &= 0x07;
-	regs[R_EB4]  |= 0x60;
-	tda18271_write_regs(fe, R_EB4, 1);
-
-	regs[R_EB7]   = 0x60;
-	tda18271_write_regs(fe, R_EB7, 1);
-
-	regs[R_EB14]  = 0x00;
-	tda18271_write_regs(fe, R_EB14, 1);
-
-	regs[R_EB20]  = 0xcc;
-	tda18271_write_regs(fe, R_EB20, 1);
-
-	/* set cal mode to RF tracking filter calibration */
-	regs[R_EP4]  |= 0x03;
-
-	/* calculate cal pll */
-
-	switch (priv->mode) {
-	case TDA18271_ANALOG:
-		N = freq - 1250000;
-		break;
-	case TDA18271_DIGITAL:
-		N = freq + bw / 2;
-		break;
-	}
-
-	tda18271_calc_cal_pll(fe, N);
-
-	/* calculate main pll */
-
-	switch (priv->mode) {
-	case TDA18271_ANALOG:
-		N = freq - 250000;
-		break;
-	case TDA18271_DIGITAL:
-		N = freq + bw / 2 + 1000000;
-		break;
-	}
-
-	tda18271_calc_main_pll(fe, N);
-
-	ret = tda18271_write_regs(fe, R_EP3, 11);
-	if (tda_fail(ret))
-		return ret;
-
-	msleep(5); /* RF tracking filter calibration initialization */
-
-	/* search for K,M,CO for RF calibration */
-	tda18271_calc_km(fe, &freq);
-	tda18271_write_regs(fe, R_EB13, 1);
-
-	/* search for rf band */
-	tda18271_calc_rf_band(fe, &freq);
-
-	/* search for gain taper */
-	tda18271_calc_gain_taper(fe, &freq);
-
-	tda18271_write_regs(fe, R_EP2, 1);
-	tda18271_write_regs(fe, R_EP1, 1);
-	tda18271_write_regs(fe, R_EP2, 1);
-	tda18271_write_regs(fe, R_EP1, 1);
-
-	regs[R_EB4]  &= 0x07;
-	regs[R_EB4]  |= 0x40;
-	tda18271_write_regs(fe, R_EB4, 1);
-
-	regs[R_EB7]   = 0x40;
-	tda18271_write_regs(fe, R_EB7, 1);
-	msleep(10); /* pll locking */
-
-	regs[R_EB20]  = 0xec;
-	tda18271_write_regs(fe, R_EB20, 1);
-	msleep(60); /* RF tracking filter calibration completion */
-
-	regs[R_EP4]  &= ~0x03; /* set cal mode to normal */
-	tda18271_write_regs(fe, R_EP4, 1);
-
-	tda18271_write_regs(fe, R_EP1, 1);
-
-	/* RF tracking filter correction for VHF_Low band */
-	if (0 == tda18271_calc_rf_cal(fe, &freq))
-		tda18271_write_regs(fe, R_EB14, 1);
-
-	return 0;
-}
-
-/* ------------------------------------------------------------------ */
-
-static int tda18271_ir_cal_init(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	int ret;
-
-	ret = tda18271_read_regs(fe);
-	if (tda_fail(ret))
-		goto fail;
-
-	/* test IR_CAL_OK to see if we need init */
-	if ((regs[R_EP1] & 0x08) == 0)
-		ret = tda18271_init_regs(fe);
-fail:
-	return ret;
-}
-
-static int tda18271_init(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	int ret;
-
-	mutex_lock(&priv->lock);
-
-	/* full power up */
-	ret = tda18271_set_standby_mode(fe, 0, 0, 0);
-	if (tda_fail(ret))
-		goto fail;
-
-	/* initialization */
-	ret = tda18271_ir_cal_init(fe);
-	if (tda_fail(ret))
-		goto fail;
-
-	if (priv->id == TDA18271HDC2)
-		tda18271c2_rf_cal_init(fe);
-fail:
-	mutex_unlock(&priv->lock);
-
-	return ret;
-}
-
-static int tda18271_sleep(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	int ret;
-
-	mutex_lock(&priv->lock);
-
-	/* enter standby mode, with required output features enabled */
-	ret = tda18271_toggle_output(fe, 1);
-
-	mutex_unlock(&priv->lock);
-
-	return ret;
-}
-
-/* ------------------------------------------------------------------ */
-
-static int tda18271_agc(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	int ret = 0;
-
-	switch (priv->config) {
-	case 0:
-		/* no external agc configuration required */
-		if (tda18271_debug & DBG_ADV)
-			tda_dbg("no agc configuration provided\n");
-		break;
-	case 3:
-		/* switch with GPIO of saa713x */
-		tda_dbg("invoking callback\n");
-		if (fe->callback)
-			ret = fe->callback(priv->i2c_props.adap->algo_data,
-					   DVB_FRONTEND_COMPONENT_TUNER,
-					   TDA18271_CALLBACK_CMD_AGC_ENABLE,
-					   priv->mode);
-		break;
-	case 1:
-	case 2:
-	default:
-		/* n/a - currently not supported */
-		tda_err("unsupported configuration: %d\n", priv->config);
-		ret = -EINVAL;
-		break;
-	}
-	return ret;
-}
-
-static int tda18271_tune(struct dvb_frontend *fe,
-			 struct tda18271_std_map_item *map, u32 freq, u32 bw)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	int ret;
-
-	tda_dbg("freq = %d, ifc = %d, bw = %d, agc_mode = %d, std = %d\n",
-		freq, map->if_freq, bw, map->agc_mode, map->std);
-
-	ret = tda18271_agc(fe);
-	if (tda_fail(ret))
-		tda_warn("failed to configure agc\n");
-
-	ret = tda18271_init(fe);
-	if (tda_fail(ret))
-		goto fail;
-
-	mutex_lock(&priv->lock);
-
-	switch (priv->id) {
-	case TDA18271HDC1:
-		tda18271c1_rf_tracking_filter_calibration(fe, freq, bw);
-		break;
-	case TDA18271HDC2:
-		tda18271c2_rf_tracking_filters_correction(fe, freq);
-		break;
-	}
-	ret = tda18271_channel_configuration(fe, map, freq, bw);
-
-	mutex_unlock(&priv->lock);
-fail:
-	return ret;
-}
-
-/* ------------------------------------------------------------------ */
-
-static int tda18271_set_params(struct dvb_frontend *fe)
-{
-	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
-	u32 delsys = c->delivery_system;
-	u32 bw = c->bandwidth_hz;
-	u32 freq = c->frequency;
-	struct tda18271_priv *priv = fe->tuner_priv;
-	struct tda18271_std_map *std_map = &priv->std;
-	struct tda18271_std_map_item *map;
-	int ret;
-
-	priv->mode = TDA18271_DIGITAL;
-
-	switch (delsys) {
-	case SYS_ATSC:
-		map = &std_map->atsc_6;
-		bw = 6000000;
-		break;
-	case SYS_ISDBT:
-	case SYS_DVBT:
-	case SYS_DVBT2:
-		if (bw <= 6000000) {
-			map = &std_map->dvbt_6;
-		} else if (bw <= 7000000) {
-			map = &std_map->dvbt_7;
-		} else {
-			map = &std_map->dvbt_8;
-		}
-		break;
-	case SYS_DVBC_ANNEX_B:
-		bw = 6000000;
-		/* falltrough */
-	case SYS_DVBC_ANNEX_A:
-	case SYS_DVBC_ANNEX_C:
-		if (bw <= 6000000) {
-			map = &std_map->qam_6;
-		} else if (bw <= 7000000) {
-			map = &std_map->qam_7;
-		} else {
-			map = &std_map->qam_8;
-		}
-		break;
-	default:
-		tda_warn("modulation type not supported!\n");
-		return -EINVAL;
-	}
-
-	/* When tuning digital, the analog demod must be tri-stated */
-	if (fe->ops.analog_ops.standby)
-		fe->ops.analog_ops.standby(fe);
-
-	ret = tda18271_tune(fe, map, freq, bw);
-
-	if (tda_fail(ret))
-		goto fail;
-
-	priv->if_freq   = map->if_freq;
-	priv->frequency = freq;
-	priv->bandwidth = bw;
-fail:
-	return ret;
-}
-
-static int tda18271_set_analog_params(struct dvb_frontend *fe,
-				      struct analog_parameters *params)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	struct tda18271_std_map *std_map = &priv->std;
-	struct tda18271_std_map_item *map;
-	char *mode;
-	int ret;
-	u32 freq = params->frequency * 125 *
-		((params->mode == V4L2_TUNER_RADIO) ? 1 : 1000) / 2;
-
-	priv->mode = TDA18271_ANALOG;
-
-	if (params->mode == V4L2_TUNER_RADIO) {
-		map = &std_map->fm_radio;
-		mode = "fm";
-	} else if (params->std & V4L2_STD_MN) {
-		map = &std_map->atv_mn;
-		mode = "MN";
-	} else if (params->std & V4L2_STD_B) {
-		map = &std_map->atv_b;
-		mode = "B";
-	} else if (params->std & V4L2_STD_GH) {
-		map = &std_map->atv_gh;
-		mode = "GH";
-	} else if (params->std & V4L2_STD_PAL_I) {
-		map = &std_map->atv_i;
-		mode = "I";
-	} else if (params->std & V4L2_STD_DK) {
-		map = &std_map->atv_dk;
-		mode = "DK";
-	} else if (params->std & V4L2_STD_SECAM_L) {
-		map = &std_map->atv_l;
-		mode = "L";
-	} else if (params->std & V4L2_STD_SECAM_LC) {
-		map = &std_map->atv_lc;
-		mode = "L'";
-	} else {
-		map = &std_map->atv_i;
-		mode = "xx";
-	}
-
-	tda_dbg("setting tda18271 to system %s\n", mode);
-
-	ret = tda18271_tune(fe, map, freq, 0);
-
-	if (tda_fail(ret))
-		goto fail;
-
-	priv->if_freq   = map->if_freq;
-	priv->frequency = freq;
-	priv->bandwidth = 0;
-fail:
-	return ret;
-}
-
-static int tda18271_release(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-
-	mutex_lock(&tda18271_list_mutex);
-
-	if (priv)
-		hybrid_tuner_release_state(priv);
-
-	mutex_unlock(&tda18271_list_mutex);
-
-	fe->tuner_priv = NULL;
-
-	return 0;
-}
-
-static int tda18271_get_frequency(struct dvb_frontend *fe, u32 *frequency)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	*frequency = priv->frequency;
-	return 0;
-}
-
-static int tda18271_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	*bandwidth = priv->bandwidth;
-	return 0;
-}
-
-static int tda18271_get_if_frequency(struct dvb_frontend *fe, u32 *frequency)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	*frequency = (u32)priv->if_freq * 1000;
-	return 0;
-}
-
-/* ------------------------------------------------------------------ */
-
-#define tda18271_update_std(std_cfg, name) do {				\
-	if (map->std_cfg.if_freq +					\
-		map->std_cfg.agc_mode + map->std_cfg.std +		\
-		map->std_cfg.if_lvl + map->std_cfg.rfagc_top > 0) {	\
-		tda_dbg("Using custom std config for %s\n", name);	\
-		memcpy(&std->std_cfg, &map->std_cfg,			\
-			sizeof(struct tda18271_std_map_item));		\
-	} } while (0)
-
-#define tda18271_dump_std_item(std_cfg, name) do {			\
-	tda_dbg("(%s) if_freq = %d, agc_mode = %d, std = %d, "		\
-		"if_lvl = %d, rfagc_top = 0x%02x\n",			\
-		name, std->std_cfg.if_freq,				\
-		std->std_cfg.agc_mode, std->std_cfg.std,		\
-		std->std_cfg.if_lvl, std->std_cfg.rfagc_top);		\
-	} while (0)
-
-static int tda18271_dump_std_map(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	struct tda18271_std_map *std = &priv->std;
-
-	tda_dbg("========== STANDARD MAP SETTINGS ==========\n");
-	tda18271_dump_std_item(fm_radio, "  fm  ");
-	tda18271_dump_std_item(atv_b,  "atv b ");
-	tda18271_dump_std_item(atv_dk, "atv dk");
-	tda18271_dump_std_item(atv_gh, "atv gh");
-	tda18271_dump_std_item(atv_i,  "atv i ");
-	tda18271_dump_std_item(atv_l,  "atv l ");
-	tda18271_dump_std_item(atv_lc, "atv l'");
-	tda18271_dump_std_item(atv_mn, "atv mn");
-	tda18271_dump_std_item(atsc_6, "atsc 6");
-	tda18271_dump_std_item(dvbt_6, "dvbt 6");
-	tda18271_dump_std_item(dvbt_7, "dvbt 7");
-	tda18271_dump_std_item(dvbt_8, "dvbt 8");
-	tda18271_dump_std_item(qam_6,  "qam 6 ");
-	tda18271_dump_std_item(qam_8,  "qam 8 ");
-
-	return 0;
-}
-
-static int tda18271_update_std_map(struct dvb_frontend *fe,
-				   struct tda18271_std_map *map)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	struct tda18271_std_map *std = &priv->std;
-
-	if (!map)
-		return -EINVAL;
-
-	tda18271_update_std(fm_radio, "fm");
-	tda18271_update_std(atv_b,  "atv b");
-	tda18271_update_std(atv_dk, "atv dk");
-	tda18271_update_std(atv_gh, "atv gh");
-	tda18271_update_std(atv_i,  "atv i");
-	tda18271_update_std(atv_l,  "atv l");
-	tda18271_update_std(atv_lc, "atv l'");
-	tda18271_update_std(atv_mn, "atv mn");
-	tda18271_update_std(atsc_6, "atsc 6");
-	tda18271_update_std(dvbt_6, "dvbt 6");
-	tda18271_update_std(dvbt_7, "dvbt 7");
-	tda18271_update_std(dvbt_8, "dvbt 8");
-	tda18271_update_std(qam_6,  "qam 6");
-	tda18271_update_std(qam_8,  "qam 8");
-
-	return 0;
-}
-
-static int tda18271_get_id(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	unsigned char *regs = priv->tda18271_regs;
-	char *name;
-
-	mutex_lock(&priv->lock);
-	tda18271_read_regs(fe);
-	mutex_unlock(&priv->lock);
-
-	switch (regs[R_ID] & 0x7f) {
-	case 3:
-		name = "TDA18271HD/C1";
-		priv->id = TDA18271HDC1;
-		break;
-	case 4:
-		name = "TDA18271HD/C2";
-		priv->id = TDA18271HDC2;
-		break;
-	default:
-		tda_info("Unknown device (%i) detected @ %d-%04x, device not supported.\n",
-			 regs[R_ID], i2c_adapter_id(priv->i2c_props.adap),
-			 priv->i2c_props.addr);
-		return -EINVAL;
-	}
-
-	tda_info("%s detected @ %d-%04x\n", name,
-		 i2c_adapter_id(priv->i2c_props.adap), priv->i2c_props.addr);
-
-	return 0;
-}
-
-static int tda18271_setup_configuration(struct dvb_frontend *fe,
-					struct tda18271_config *cfg)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-
-	priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO;
-	priv->role = (cfg) ? cfg->role : TDA18271_MASTER;
-	priv->config = (cfg) ? cfg->config : 0;
-	priv->small_i2c = (cfg) ?
-		cfg->small_i2c : TDA18271_39_BYTE_CHUNK_INIT;
-	priv->output_opt = (cfg) ?
-		cfg->output_opt : TDA18271_OUTPUT_LT_XT_ON;
-
-	return 0;
-}
-
-static inline int tda18271_need_cal_on_startup(struct tda18271_config *cfg)
-{
-	/* tda18271_cal_on_startup == -1 when cal module option is unset */
-	return ((tda18271_cal_on_startup == -1) ?
-		/* honor configuration setting */
-		((cfg) && (cfg->rf_cal_on_startup)) :
-		/* module option overrides configuration setting */
-		(tda18271_cal_on_startup)) ? 1 : 0;
-}
-
-static int tda18271_set_config(struct dvb_frontend *fe, void *priv_cfg)
-{
-	struct tda18271_config *cfg = (struct tda18271_config *) priv_cfg;
-
-	tda18271_setup_configuration(fe, cfg);
-
-	if (tda18271_need_cal_on_startup(cfg))
-		tda18271_init(fe);
-
-	/* override default std map with values in config struct */
-	if ((cfg) && (cfg->std_map))
-		tda18271_update_std_map(fe, cfg->std_map);
-
-	return 0;
-}
-
-static const struct dvb_tuner_ops tda18271_tuner_ops = {
-	.info = {
-		.name = "NXP TDA18271HD",
-		.frequency_min  =  45000000,
-		.frequency_max  = 864000000,
-		.frequency_step =     62500
-	},
-	.init              = tda18271_init,
-	.sleep             = tda18271_sleep,
-	.set_params        = tda18271_set_params,
-	.set_analog_params = tda18271_set_analog_params,
-	.release           = tda18271_release,
-	.set_config        = tda18271_set_config,
-	.get_frequency     = tda18271_get_frequency,
-	.get_bandwidth     = tda18271_get_bandwidth,
-	.get_if_frequency  = tda18271_get_if_frequency,
-};
-
-struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
-				     struct i2c_adapter *i2c,
-				     struct tda18271_config *cfg)
-{
-	struct tda18271_priv *priv = NULL;
-	int instance, ret;
-
-	mutex_lock(&tda18271_list_mutex);
-
-	instance = hybrid_tuner_request_state(struct tda18271_priv, priv,
-					      hybrid_tuner_instance_list,
-					      i2c, addr, "tda18271");
-	switch (instance) {
-	case 0:
-		goto fail;
-	case 1:
-		/* new tuner instance */
-		fe->tuner_priv = priv;
-
-		tda18271_setup_configuration(fe, cfg);
-
-		priv->cal_initialized = false;
-		mutex_init(&priv->lock);
-
-		ret = tda18271_get_id(fe);
-		if (tda_fail(ret))
-			goto fail;
-
-		ret = tda18271_assign_map_layout(fe);
-		if (tda_fail(ret))
-			goto fail;
-
-		mutex_lock(&priv->lock);
-		tda18271_init_regs(fe);
-
-		if ((tda18271_need_cal_on_startup(cfg)) &&
-		    (priv->id == TDA18271HDC2))
-			tda18271c2_rf_cal_init(fe);
-
-		mutex_unlock(&priv->lock);
-		break;
-	default:
-		/* existing tuner instance */
-		fe->tuner_priv = priv;
-
-		/* allow dvb driver to override configuration settings */
-		if (cfg) {
-			if (cfg->gate != TDA18271_GATE_ANALOG)
-				priv->gate = cfg->gate;
-			if (cfg->role)
-				priv->role = cfg->role;
-			if (cfg->config)
-				priv->config = cfg->config;
-			if (cfg->small_i2c)
-				priv->small_i2c = cfg->small_i2c;
-			if (cfg->output_opt)
-				priv->output_opt = cfg->output_opt;
-			if (cfg->std_map)
-				tda18271_update_std_map(fe, cfg->std_map);
-		}
-		if (tda18271_need_cal_on_startup(cfg))
-			tda18271_init(fe);
-		break;
-	}
-
-	/* override default std map with values in config struct */
-	if ((cfg) && (cfg->std_map))
-		tda18271_update_std_map(fe, cfg->std_map);
-
-	mutex_unlock(&tda18271_list_mutex);
-
-	memcpy(&fe->ops.tuner_ops, &tda18271_tuner_ops,
-	       sizeof(struct dvb_tuner_ops));
-
-	if (tda18271_debug & (DBG_MAP | DBG_ADV))
-		tda18271_dump_std_map(fe);
-
-	return fe;
-fail:
-	mutex_unlock(&tda18271_list_mutex);
-
-	tda18271_release(fe);
-	return NULL;
-}
-EXPORT_SYMBOL_GPL(tda18271_attach);
-MODULE_DESCRIPTION("NXP TDA18271HD analog / digital tuner driver");
-MODULE_AUTHOR("Michael Krufky <mkrufky@linuxtv.org>");
-MODULE_LICENSE("GPL");
-MODULE_VERSION("0.4");
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-basic-offset: 8
- * End:
- */