[media] move the dvb/frontends to drivers/media/dvb-frontends

Raise the DVB frontends one level up, as the intention is to remove
the drivers/media/dvb directory.

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

1 files changed, 0 insertions, 839 deletions

diff --git a/drivers/media/dvb/frontends/mt312.c b/drivers/media/dvb/frontends/mt312.c
deleted file mode 100644
index e20bf13aa860..000000000000
--- a/drivers/media/dvb/frontends/mt312.c
+++ /dev/null
@@ -1,839 +0,0 @@
-/*
-    Driver for Zarlink VP310/MT312/ZL10313 Satellite Channel Decoder
-
-    Copyright (C) 2003 Andreas Oberritter <obi@linuxtv.org>
-    Copyright (C) 2008 Matthias Schwarzott <zzam@gentoo.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.
-
-    References:
-    http://products.zarlink.com/product_profiles/MT312.htm
-    http://products.zarlink.com/product_profiles/SL1935.htm
-*/
-
-#include <linux/delay.h>
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/string.h>
-#include <linux/slab.h>
-
-#include "dvb_frontend.h"
-#include "mt312_priv.h"
-#include "mt312.h"
-
-
-struct mt312_state {
-	struct i2c_adapter *i2c;
-	/* configuration settings */
-	const struct mt312_config *config;
-	struct dvb_frontend frontend;
-
-	u8 id;
-	unsigned long xtal;
-	u8 freq_mult;
-};
-
-static int debug;
-#define dprintk(args...) \
-	do { \
-		if (debug) \
-			printk(KERN_DEBUG "mt312: " args); \
-	} while (0)
-
-#define MT312_PLL_CLK		10000000UL	/* 10 MHz */
-#define MT312_PLL_CLK_10_111	10111000UL	/* 10.111 MHz */
-
-static int mt312_read(struct mt312_state *state, const enum mt312_reg_addr reg,
-		      u8 *buf, const size_t count)
-{
-	int ret;
-	struct i2c_msg msg[2];
-	u8 regbuf[1] = { reg };
-
-	msg[0].addr = state->config->demod_address;
-	msg[0].flags = 0;
-	msg[0].buf = regbuf;
-	msg[0].len = 1;
-	msg[1].addr = state->config->demod_address;
-	msg[1].flags = I2C_M_RD;
-	msg[1].buf = buf;
-	msg[1].len = count;
-
-	ret = i2c_transfer(state->i2c, msg, 2);
-
-	if (ret != 2) {
-		printk(KERN_DEBUG "%s: ret == %d\n", __func__, ret);
-		return -EREMOTEIO;
-	}
-
-	if (debug) {
-		int i;
-		dprintk("R(%d):", reg & 0x7f);
-		for (i = 0; i < count; i++)
-			printk(KERN_CONT " %02x", buf[i]);
-		printk("\n");
-	}
-
-	return 0;
-}
-
-static int mt312_write(struct mt312_state *state, const enum mt312_reg_addr reg,
-		       const u8 *src, const size_t count)
-{
-	int ret;
-	u8 buf[count + 1];
-	struct i2c_msg msg;
-
-	if (debug) {
-		int i;
-		dprintk("W(%d):", reg & 0x7f);
-		for (i = 0; i < count; i++)
-			printk(KERN_CONT " %02x", src[i]);
-		printk("\n");
-	}
-
-	buf[0] = reg;
-	memcpy(&buf[1], src, count);
-
-	msg.addr = state->config->demod_address;
-	msg.flags = 0;
-	msg.buf = buf;
-	msg.len = count + 1;
-
-	ret = i2c_transfer(state->i2c, &msg, 1);
-
-	if (ret != 1) {
-		dprintk("%s: ret == %d\n", __func__, ret);
-		return -EREMOTEIO;
-	}
-
-	return 0;
-}
-
-static inline int mt312_readreg(struct mt312_state *state,
-				const enum mt312_reg_addr reg, u8 *val)
-{
-	return mt312_read(state, reg, val, 1);
-}
-
-static inline int mt312_writereg(struct mt312_state *state,
-				 const enum mt312_reg_addr reg, const u8 val)
-{
-	return mt312_write(state, reg, &val, 1);
-}
-
-static inline u32 mt312_div(u32 a, u32 b)
-{
-	return (a + (b / 2)) / b;
-}
-
-static int mt312_reset(struct mt312_state *state, const u8 full)
-{
-	return mt312_writereg(state, RESET, full ? 0x80 : 0x40);
-}
-
-static int mt312_get_inversion(struct mt312_state *state,
-			       fe_spectral_inversion_t *i)
-{
-	int ret;
-	u8 vit_mode;
-
-	ret = mt312_readreg(state, VIT_MODE, &vit_mode);
-	if (ret < 0)
-		return ret;
-
-	if (vit_mode & 0x80)	/* auto inversion was used */
-		*i = (vit_mode & 0x40) ? INVERSION_ON : INVERSION_OFF;
-
-	return 0;
-}
-
-static int mt312_get_symbol_rate(struct mt312_state *state, u32 *sr)
-{
-	int ret;
-	u8 sym_rate_h;
-	u8 dec_ratio;
-	u16 sym_rat_op;
-	u16 monitor;
-	u8 buf[2];
-
-	ret = mt312_readreg(state, SYM_RATE_H, &sym_rate_h);
-	if (ret < 0)
-		return ret;
-
-	if (sym_rate_h & 0x80) {
-		/* symbol rate search was used */
-		ret = mt312_writereg(state, MON_CTRL, 0x03);
-		if (ret < 0)
-			return ret;
-
-		ret = mt312_read(state, MONITOR_H, buf, sizeof(buf));
-		if (ret < 0)
-			return ret;
-
-		monitor = (buf[0] << 8) | buf[1];
-
-		dprintk("sr(auto) = %u\n",
-		       mt312_div(monitor * 15625, 4));
-	} else {
-		ret = mt312_writereg(state, MON_CTRL, 0x05);
-		if (ret < 0)
-			return ret;
-
-		ret = mt312_read(state, MONITOR_H, buf, sizeof(buf));
-		if (ret < 0)
-			return ret;
-
-		dec_ratio = ((buf[0] >> 5) & 0x07) * 32;
-
-		ret = mt312_read(state, SYM_RAT_OP_H, buf, sizeof(buf));
-		if (ret < 0)
-			return ret;
-
-		sym_rat_op = (buf[0] << 8) | buf[1];
-
-		dprintk("sym_rat_op=%d dec_ratio=%d\n",
-		       sym_rat_op, dec_ratio);
-		dprintk("*sr(manual) = %lu\n",
-		       (((state->xtal * 8192) / (sym_rat_op + 8192)) *
-			2) - dec_ratio);
-	}
-
-	return 0;
-}
-
-static int mt312_get_code_rate(struct mt312_state *state, fe_code_rate_t *cr)
-{
-	const fe_code_rate_t fec_tab[8] =
-	    { FEC_1_2, FEC_2_3, FEC_3_4, FEC_5_6, FEC_6_7, FEC_7_8,
-		FEC_AUTO, FEC_AUTO };
-
-	int ret;
-	u8 fec_status;
-
-	ret = mt312_readreg(state, FEC_STATUS, &fec_status);
-	if (ret < 0)
-		return ret;
-
-	*cr = fec_tab[(fec_status >> 4) & 0x07];
-
-	return 0;
-}
-
-static int mt312_initfe(struct dvb_frontend *fe)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-	u8 buf[2];
-
-	/* wake up */
-	ret = mt312_writereg(state, CONFIG,
-			(state->freq_mult == 6 ? 0x88 : 0x8c));
-	if (ret < 0)
-		return ret;
-
-	/* wait at least 150 usec */
-	udelay(150);
-
-	/* full reset */
-	ret = mt312_reset(state, 1);
-	if (ret < 0)
-		return ret;
-
-/* Per datasheet, write correct values. 09/28/03 ACCJr.
- * If we don't do this, we won't get FE_HAS_VITERBI in the VP310. */
-	{
-		u8 buf_def[8] = { 0x14, 0x12, 0x03, 0x02,
-				  0x01, 0x00, 0x00, 0x00 };
-
-		ret = mt312_write(state, VIT_SETUP, buf_def, sizeof(buf_def));
-		if (ret < 0)
-			return ret;
-	}
-
-	switch (state->id) {
-	case ID_ZL10313:
-		/* enable ADC */
-		ret = mt312_writereg(state, GPP_CTRL, 0x80);
-		if (ret < 0)
-			return ret;
-
-		/* configure ZL10313 for optimal ADC performance */
-		buf[0] = 0x80;
-		buf[1] = 0xB0;
-		ret = mt312_write(state, HW_CTRL, buf, 2);
-		if (ret < 0)
-			return ret;
-
-		/* enable MPEG output and ADCs */
-		ret = mt312_writereg(state, HW_CTRL, 0x00);
-		if (ret < 0)
-			return ret;
-
-		ret = mt312_writereg(state, MPEG_CTRL, 0x00);
-		if (ret < 0)
-			return ret;
-
-		break;
-	}
-
-	/* SYS_CLK */
-	buf[0] = mt312_div(state->xtal * state->freq_mult * 2, 1000000);
-
-	/* DISEQC_RATIO */
-	buf[1] = mt312_div(state->xtal, 22000 * 4);
-
-	ret = mt312_write(state, SYS_CLK, buf, sizeof(buf));
-	if (ret < 0)
-		return ret;
-
-	ret = mt312_writereg(state, SNR_THS_HIGH, 0x32);
-	if (ret < 0)
-		return ret;
-
-	/* different MOCLK polarity */
-	switch (state->id) {
-	case ID_ZL10313:
-		buf[0] = 0x33;
-		break;
-	default:
-		buf[0] = 0x53;
-		break;
-	}
-
-	ret = mt312_writereg(state, OP_CTRL, buf[0]);
-	if (ret < 0)
-		return ret;
-
-	/* TS_SW_LIM */
-	buf[0] = 0x8c;
-	buf[1] = 0x98;
-
-	ret = mt312_write(state, TS_SW_LIM_L, buf, sizeof(buf));
-	if (ret < 0)
-		return ret;
-
-	ret = mt312_writereg(state, CS_SW_LIM, 0x69);
-	if (ret < 0)
-		return ret;
-
-	return 0;
-}
-
-static int mt312_send_master_cmd(struct dvb_frontend *fe,
-				 struct dvb_diseqc_master_cmd *c)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-	u8 diseqc_mode;
-
-	if ((c->msg_len == 0) || (c->msg_len > sizeof(c->msg)))
-		return -EINVAL;
-
-	ret = mt312_readreg(state, DISEQC_MODE, &diseqc_mode);
-	if (ret < 0)
-		return ret;
-
-	ret = mt312_write(state, (0x80 | DISEQC_INSTR), c->msg, c->msg_len);
-	if (ret < 0)
-		return ret;
-
-	ret = mt312_writereg(state, DISEQC_MODE,
-			     (diseqc_mode & 0x40) | ((c->msg_len - 1) << 3)
-			     | 0x04);
-	if (ret < 0)
-		return ret;
-
-	/* is there a better way to wait for message to be transmitted */
-	msleep(100);
-
-	/* set DISEQC_MODE[2:0] to zero if a return message is expected */
-	if (c->msg[0] & 0x02) {
-		ret = mt312_writereg(state, DISEQC_MODE, (diseqc_mode & 0x40));
-		if (ret < 0)
-			return ret;
-	}
-
-	return 0;
-}
-
-static int mt312_send_burst(struct dvb_frontend *fe, const fe_sec_mini_cmd_t c)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	const u8 mini_tab[2] = { 0x02, 0x03 };
-
-	int ret;
-	u8 diseqc_mode;
-
-	if (c > SEC_MINI_B)
-		return -EINVAL;
-
-	ret = mt312_readreg(state, DISEQC_MODE, &diseqc_mode);
-	if (ret < 0)
-		return ret;
-
-	ret = mt312_writereg(state, DISEQC_MODE,
-			     (diseqc_mode & 0x40) | mini_tab[c]);
-	if (ret < 0)
-		return ret;
-
-	return 0;
-}
-
-static int mt312_set_tone(struct dvb_frontend *fe, const fe_sec_tone_mode_t t)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	const u8 tone_tab[2] = { 0x01, 0x00 };
-
-	int ret;
-	u8 diseqc_mode;
-
-	if (t > SEC_TONE_OFF)
-		return -EINVAL;
-
-	ret = mt312_readreg(state, DISEQC_MODE, &diseqc_mode);
-	if (ret < 0)
-		return ret;
-
-	ret = mt312_writereg(state, DISEQC_MODE,
-			     (diseqc_mode & 0x40) | tone_tab[t]);
-	if (ret < 0)
-		return ret;
-
-	return 0;
-}
-
-static int mt312_set_voltage(struct dvb_frontend *fe, const fe_sec_voltage_t v)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	const u8 volt_tab[3] = { 0x00, 0x40, 0x00 };
-	u8 val;
-
-	if (v > SEC_VOLTAGE_OFF)
-		return -EINVAL;
-
-	val = volt_tab[v];
-	if (state->config->voltage_inverted)
-		val ^= 0x40;
-
-	return mt312_writereg(state, DISEQC_MODE, val);
-}
-
-static int mt312_read_status(struct dvb_frontend *fe, fe_status_t *s)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-	u8 status[3];
-
-	*s = 0;
-
-	ret = mt312_read(state, QPSK_STAT_H, status, sizeof(status));
-	if (ret < 0)
-		return ret;
-
-	dprintk("QPSK_STAT_H: 0x%02x, QPSK_STAT_L: 0x%02x,"
-		" FEC_STATUS: 0x%02x\n", status[0], status[1], status[2]);
-
-	if (status[0] & 0xc0)
-		*s |= FE_HAS_SIGNAL;	/* signal noise ratio */
-	if (status[0] & 0x04)
-		*s |= FE_HAS_CARRIER;	/* qpsk carrier lock */
-	if (status[2] & 0x02)
-		*s |= FE_HAS_VITERBI;	/* viterbi lock */
-	if (status[2] & 0x04)
-		*s |= FE_HAS_SYNC;	/* byte align lock */
-	if (status[0] & 0x01)
-		*s |= FE_HAS_LOCK;	/* qpsk lock */
-
-	return 0;
-}
-
-static int mt312_read_ber(struct dvb_frontend *fe, u32 *ber)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-	u8 buf[3];
-
-	ret = mt312_read(state, RS_BERCNT_H, buf, 3);
-	if (ret < 0)
-		return ret;
-
-	*ber = ((buf[0] << 16) | (buf[1] << 8) | buf[2]) * 64;
-
-	return 0;
-}
-
-static int mt312_read_signal_strength(struct dvb_frontend *fe,
-				      u16 *signal_strength)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-	u8 buf[3];
-	u16 agc;
-	s16 err_db;
-
-	ret = mt312_read(state, AGC_H, buf, sizeof(buf));
-	if (ret < 0)
-		return ret;
-
-	agc = (buf[0] << 6) | (buf[1] >> 2);
-	err_db = (s16) (((buf[1] & 0x03) << 14) | buf[2] << 6) >> 6;
-
-	*signal_strength = agc;
-
-	dprintk("agc=%08x err_db=%hd\n", agc, err_db);
-
-	return 0;
-}
-
-static int mt312_read_snr(struct dvb_frontend *fe, u16 *snr)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-	u8 buf[2];
-
-	ret = mt312_read(state, M_SNR_H, buf, sizeof(buf));
-	if (ret < 0)
-		return ret;
-
-	*snr = 0xFFFF - ((((buf[0] & 0x7f) << 8) | buf[1]) << 1);
-
-	return 0;
-}
-
-static int mt312_read_ucblocks(struct dvb_frontend *fe, u32 *ubc)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-	u8 buf[2];
-
-	ret = mt312_read(state, RS_UBC_H, buf, sizeof(buf));
-	if (ret < 0)
-		return ret;
-
-	*ubc = (buf[0] << 8) | buf[1];
-
-	return 0;
-}
-
-static int mt312_set_frontend(struct dvb_frontend *fe)
-{
-	struct dtv_frontend_properties *p = &fe->dtv_property_cache;
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-	u8 buf[5], config_val;
-	u16 sr;
-
-	const u8 fec_tab[10] =
-	    { 0x00, 0x01, 0x02, 0x04, 0x3f, 0x08, 0x10, 0x20, 0x3f, 0x3f };
-	const u8 inv_tab[3] = { 0x00, 0x40, 0x80 };
-
-	dprintk("%s: Freq %d\n", __func__, p->frequency);
-
-	if ((p->frequency < fe->ops.info.frequency_min)
-	    || (p->frequency > fe->ops.info.frequency_max))
-		return -EINVAL;
-
-	if ((p->inversion < INVERSION_OFF)
-	    || (p->inversion > INVERSION_ON))
-		return -EINVAL;
-
-	if ((p->symbol_rate < fe->ops.info.symbol_rate_min)
-	    || (p->symbol_rate > fe->ops.info.symbol_rate_max))
-		return -EINVAL;
-
-	if ((p->fec_inner < FEC_NONE)
-	    || (p->fec_inner > FEC_AUTO))
-		return -EINVAL;
-
-	if ((p->fec_inner == FEC_4_5)
-	    || (p->fec_inner == FEC_8_9))
-		return -EINVAL;
-
-	switch (state->id) {
-	case ID_VP310:
-	/* For now we will do this only for the VP310.
-	 * It should be better for the mt312 as well,
-	 * but tuning will be slower. ACCJr 09/29/03
-	 */
-		ret = mt312_readreg(state, CONFIG, &config_val);
-		if (ret < 0)
-			return ret;
-		if (p->symbol_rate >= 30000000) {
-			/* Note that 30MS/s should use 90MHz */
-			if (state->freq_mult == 6) {
-				/* We are running 60MHz */
-				state->freq_mult = 9;
-				ret = mt312_initfe(fe);
-				if (ret < 0)
-					return ret;
-			}
-		} else {
-			if (state->freq_mult == 9) {
-				/* We are running 90MHz */
-				state->freq_mult = 6;
-				ret = mt312_initfe(fe);
-				if (ret < 0)
-					return ret;
-			}
-		}
-		break;
-
-	case ID_MT312:
-	case ID_ZL10313:
-		break;
-
-	default:
-		return -EINVAL;
-	}
-
-	if (fe->ops.tuner_ops.set_params) {
-		fe->ops.tuner_ops.set_params(fe);
-		if (fe->ops.i2c_gate_ctrl)
-			fe->ops.i2c_gate_ctrl(fe, 0);
-	}
-
-	/* sr = (u16)(sr * 256.0 / 1000000.0) */
-	sr = mt312_div(p->symbol_rate * 4, 15625);
-
-	/* SYM_RATE */
-	buf[0] = (sr >> 8) & 0x3f;
-	buf[1] = (sr >> 0) & 0xff;
-
-	/* VIT_MODE */
-	buf[2] = inv_tab[p->inversion] | fec_tab[p->fec_inner];
-
-	/* QPSK_CTRL */
-	buf[3] = 0x40;		/* swap I and Q before QPSK demodulation */
-
-	if (p->symbol_rate < 10000000)
-		buf[3] |= 0x04;	/* use afc mode */
-
-	/* GO */
-	buf[4] = 0x01;
-
-	ret = mt312_write(state, SYM_RATE_H, buf, sizeof(buf));
-	if (ret < 0)
-		return ret;
-
-	mt312_reset(state, 0);
-
-	return 0;
-}
-
-static int mt312_get_frontend(struct dvb_frontend *fe)
-{
-	struct dtv_frontend_properties *p = &fe->dtv_property_cache;
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-
-	ret = mt312_get_inversion(state, &p->inversion);
-	if (ret < 0)
-		return ret;
-
-	ret = mt312_get_symbol_rate(state, &p->symbol_rate);
-	if (ret < 0)
-		return ret;
-
-	ret = mt312_get_code_rate(state, &p->fec_inner);
-	if (ret < 0)
-		return ret;
-
-	return 0;
-}
-
-static int mt312_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-
-	u8 val = 0x00;
-	int ret;
-
-	switch (state->id) {
-	case ID_ZL10313:
-		ret = mt312_readreg(state, GPP_CTRL, &val);
-		if (ret < 0)
-			goto error;
-
-		/* preserve this bit to not accidentally shutdown ADC */
-		val &= 0x80;
-		break;
-	}
-
-	if (enable)
-		val |= 0x40;
-	else
-		val &= ~0x40;
-
-	ret = mt312_writereg(state, GPP_CTRL, val);
-
-error:
-	return ret;
-}
-
-static int mt312_sleep(struct dvb_frontend *fe)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	int ret;
-	u8 config;
-
-	/* reset all registers to defaults */
-	ret = mt312_reset(state, 1);
-	if (ret < 0)
-		return ret;
-
-	if (state->id == ID_ZL10313) {
-		/* reset ADC */
-		ret = mt312_writereg(state, GPP_CTRL, 0x00);
-		if (ret < 0)
-			return ret;
-
-		/* full shutdown of ADCs, mpeg bus tristated */
-		ret = mt312_writereg(state, HW_CTRL, 0x0d);
-		if (ret < 0)
-			return ret;
-	}
-
-	ret = mt312_readreg(state, CONFIG, &config);
-	if (ret < 0)
-		return ret;
-
-	/* enter standby */
-	ret = mt312_writereg(state, CONFIG, config & 0x7f);
-	if (ret < 0)
-		return ret;
-
-	return 0;
-}
-
-static int mt312_get_tune_settings(struct dvb_frontend *fe,
-		struct dvb_frontend_tune_settings *fesettings)
-{
-	fesettings->min_delay_ms = 50;
-	fesettings->step_size = 0;
-	fesettings->max_drift = 0;
-	return 0;
-}
-
-static void mt312_release(struct dvb_frontend *fe)
-{
-	struct mt312_state *state = fe->demodulator_priv;
-	kfree(state);
-}
-
-#define MT312_SYS_CLK		90000000UL	/* 90 MHz */
-static struct dvb_frontend_ops mt312_ops = {
-	.delsys = { SYS_DVBS },
-	.info = {
-		.name = "Zarlink ???? DVB-S",
-		.frequency_min = 950000,
-		.frequency_max = 2150000,
-		/* FIXME: adjust freq to real used xtal */
-		.frequency_stepsize = (MT312_PLL_CLK / 1000) / 128,
-		.symbol_rate_min = MT312_SYS_CLK / 128, /* FIXME as above */
-		.symbol_rate_max = MT312_SYS_CLK / 2,
-		.caps =
-		    FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 |
-		    FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 |
-		    FE_CAN_FEC_AUTO | FE_CAN_QPSK | FE_CAN_MUTE_TS |
-		    FE_CAN_RECOVER
-	},
-
-	.release = mt312_release,
-
-	.init = mt312_initfe,
-	.sleep = mt312_sleep,
-	.i2c_gate_ctrl = mt312_i2c_gate_ctrl,
-
-	.set_frontend = mt312_set_frontend,
-	.get_frontend = mt312_get_frontend,
-	.get_tune_settings = mt312_get_tune_settings,
-
-	.read_status = mt312_read_status,
-	.read_ber = mt312_read_ber,
-	.read_signal_strength = mt312_read_signal_strength,
-	.read_snr = mt312_read_snr,
-	.read_ucblocks = mt312_read_ucblocks,
-
-	.diseqc_send_master_cmd = mt312_send_master_cmd,
-	.diseqc_send_burst = mt312_send_burst,
-	.set_tone = mt312_set_tone,
-	.set_voltage = mt312_set_voltage,
-};
-
-struct dvb_frontend *mt312_attach(const struct mt312_config *config,
-					struct i2c_adapter *i2c)
-{
-	struct mt312_state *state = NULL;
-
-	/* allocate memory for the internal state */
-	state = kzalloc(sizeof(struct mt312_state), GFP_KERNEL);
-	if (state == NULL)
-		goto error;
-
-	/* setup the state */
-	state->config = config;
-	state->i2c = i2c;
-
-	/* check if the demod is there */
-	if (mt312_readreg(state, ID, &state->id) < 0)
-		goto error;
-
-	/* create dvb_frontend */
-	memcpy(&state->frontend.ops, &mt312_ops,
-		sizeof(struct dvb_frontend_ops));
-	state->frontend.demodulator_priv = state;
-
-	switch (state->id) {
-	case ID_VP310:
-		strcpy(state->frontend.ops.info.name, "Zarlink VP310 DVB-S");
-		state->xtal = MT312_PLL_CLK;
-		state->freq_mult = 9;
-		break;
-	case ID_MT312:
-		strcpy(state->frontend.ops.info.name, "Zarlink MT312 DVB-S");
-		state->xtal = MT312_PLL_CLK;
-		state->freq_mult = 6;
-		break;
-	case ID_ZL10313:
-		strcpy(state->frontend.ops.info.name, "Zarlink ZL10313 DVB-S");
-		state->xtal = MT312_PLL_CLK_10_111;
-		state->freq_mult = 9;
-		break;
-	default:
-		printk(KERN_WARNING "Only Zarlink VP310/MT312/ZL10313"
-			" are supported chips.\n");
-		goto error;
-	}
-
-	return &state->frontend;
-
-error:
-	kfree(state);
-	return NULL;
-}
-EXPORT_SYMBOL(mt312_attach);
-
-module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off).");
-
-MODULE_DESCRIPTION("Zarlink VP310/MT312/ZL10313 DVB-S Demodulator driver");
-MODULE_AUTHOR("Andreas Oberritter <obi@linuxtv.org>");
-MODULE_AUTHOR("Matthias Schwarzott <zzam@gentoo.org>");
-MODULE_LICENSE("GPL");
-