Merge branch 'master' into gfs2

59 files changed, 3547 insertions, 1524 deletions

diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig
index db978555b1e..080fa257a0b 100644
--- a/drivers/media/dvb/frontends/Kconfig
+++ b/drivers/media/dvb/frontends/Kconfig
@@ -1,48 +1,73 @@
 menu "Customise DVB Frontends"
 	depends on DVB_CORE
 
+config DVB_FE_CUSTOMISE
+	bool "Customise the frontend modules to build"
+	default N
+	help
+	  This allows the user to deselect frontend drivers unnecessary
+	  for their hardware from the build. Use this option with care
+	  as deselecting frontends which are in fact necessary will result
+	  in DVB devices which cannot be tuned due to lack of driver support.
+
+	  If unsure say N.
+
 comment "DVB-S (satellite) frontends"
 	depends on DVB_CORE
 
 config DVB_STV0299
 	tristate "ST STV0299 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-S tuner module. Say Y when you want to support this frontend.
 
 config DVB_CX24110
 	tristate "Conexant CX24110 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-S tuner module. Say Y when you want to support this frontend.
 
 config DVB_CX24123
 	tristate "Conexant CX24123 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-S tuner module. Say Y when you want to support this frontend.
 
 config DVB_TDA8083
 	tristate "Philips TDA8083 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-S tuner module. Say Y when you want to support this frontend.
 
 config DVB_MT312
 	tristate "Zarlink VP310/MT312 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-S tuner module. Say Y when you want to support this frontend.
 
 config DVB_VES1X93
 	tristate "VLSI VES1893 or VES1993 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-S tuner module. Say Y when you want to support this frontend.
 
 config DVB_S5H1420
 	tristate "Samsung S5H1420 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
+	help
+	  A DVB-S tuner module. Say Y when you want to support this frontend.
+
+config DVB_TDA10086
+	tristate "Philips TDA10086 based"
+	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-S tuner module. Say Y when you want to support this frontend.
 
@@ -52,6 +77,7 @@ comment "DVB-T (terrestrial) frontends"
 config DVB_SP8870
 	tristate "Spase sp8870 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	select FW_LOADER
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
@@ -64,6 +90,7 @@ config DVB_SP8870
 config DVB_SP887X
 	tristate "Spase sp887x based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	select FW_LOADER
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
@@ -76,24 +103,28 @@ config DVB_SP887X
 config DVB_CX22700
 	tristate "Conexant CX22700 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
 
 config DVB_CX22702
 	tristate "Conexant cx22702 demodulator (OFDM)"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
 
 config DVB_L64781
 	tristate "LSI L64781"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
 
 config DVB_TDA1004X
 	tristate "Philips TDA10045H/TDA10046H based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	select FW_LOADER
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
@@ -107,24 +138,28 @@ config DVB_TDA1004X
 config DVB_NXT6000
 	tristate "NxtWave Communications NXT6000 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
 
 config DVB_MT352
 	tristate "Zarlink MT352 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
 
 config DVB_ZL10353
 	tristate "Zarlink ZL10353 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-T tuner module. Say Y when you want to support this frontend.
 
 config DVB_DIB3000MB
 	tristate "DiBcom 3000M-B"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-T tuner module. Designed for mobile usage. Say Y when you want
 	  to support this frontend.
@@ -132,6 +167,7 @@ config DVB_DIB3000MB
 config DVB_DIB3000MC
 	tristate "DiBcom 3000P/M-C"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-T tuner module. Designed for mobile usage. Say Y when you want
 	  to support this frontend.
@@ -142,18 +178,21 @@ comment "DVB-C (cable) frontends"
 config DVB_VES1820
 	tristate "VLSI VES1820 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-C tuner module. Say Y when you want to support this frontend.
 
 config DVB_TDA10021
 	tristate "Philips TDA10021 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-C tuner module. Say Y when you want to support this frontend.
 
 config DVB_STV0297
 	tristate "ST STV0297 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  A DVB-C tuner module. Say Y when you want to support this frontend.
 
@@ -163,6 +202,7 @@ comment "ATSC (North American/Korean Terrestrial/Cable DTV) frontends"
 config DVB_NXT200X
 	tristate "NxtWave Communications NXT2002/NXT2004 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	select FW_LOADER
 	help
 	  An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want
@@ -177,6 +217,7 @@ config DVB_NXT200X
 config DVB_OR51211
 	tristate "Oren OR51211 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	select FW_LOADER
 	help
 	  An ATSC 8VSB tuner module. Say Y when you want to support this frontend.
@@ -189,6 +230,7 @@ config DVB_OR51211
 config DVB_OR51132
 	tristate "Oren OR51132 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	select FW_LOADER
 	help
 	  An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want
@@ -204,6 +246,7 @@ config DVB_OR51132
 config DVB_BCM3510
 	tristate "Broadcom BCM3510"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	select FW_LOADER
 	help
 	  An ATSC 8VSB/16VSB and QAM64/256 tuner module. Say Y when you want to
@@ -212,28 +255,52 @@ config DVB_BCM3510
 config DVB_LGDT330X
 	tristate "LG Electronics LGDT3302/LGDT3303 based"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want
 	  to support this frontend.
 
-
-comment "Miscellaneous devices"
+comment "Tuners/PLL support"
 	depends on DVB_CORE
 
 config DVB_PLL
 	tristate
 	depends on DVB_CORE && I2C
 
+config DVB_TDA826X
+	tristate "Philips TDA826X silicon tuner"
+	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
+	help
+	  A DVB-S silicon tuner module. Say Y when you want to support this tuner.
+
+config DVB_TUNER_MT2060
+	tristate "Microtune MT2060 silicon IF tuner"
+	help
+	  A driver for the silicon IF tuner MT2060 from Microtune.
+
+comment "Miscellaneous devices"
+	depends on DVB_CORE
+
 config DVB_LNBP21
 	tristate "LNBP21 SEC controller"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  An SEC control chip.
 
 config DVB_ISL6421
 	tristate "ISL6421 SEC controller"
 	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
 	help
 	  An SEC control chip.
 
+config DVB_TUA6100
+	tristate "TUA6100 PLL"
+	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
+	help
+	  A DVBS PLL chip.
+
 endmenu
diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile
index 0e4880b6db1..dce9cf0c75c 100644
--- a/drivers/media/dvb/frontends/Makefile
+++ b/drivers/media/dvb/frontends/Makefile
@@ -11,8 +11,8 @@ obj-$(CONFIG_DVB_CX22700) += cx22700.o
 obj-$(CONFIG_DVB_CX24110) += cx24110.o
 obj-$(CONFIG_DVB_TDA8083) += tda8083.o
 obj-$(CONFIG_DVB_L64781) += l64781.o
-obj-$(CONFIG_DVB_DIB3000MB) += dib3000mb.o dib3000-common.o
-obj-$(CONFIG_DVB_DIB3000MC) += dib3000mc.o dib3000-common.o
+obj-$(CONFIG_DVB_DIB3000MB) += dib3000mb.o
+obj-$(CONFIG_DVB_DIB3000MC) += dib3000mc.o dibx000_common.o
 obj-$(CONFIG_DVB_MT312) += mt312.o
 obj-$(CONFIG_DVB_VES1820) += ves1820.o
 obj-$(CONFIG_DVB_VES1X93) += ves1x93.o
@@ -33,3 +33,7 @@ obj-$(CONFIG_DVB_LGDT330X) += lgdt330x.o
 obj-$(CONFIG_DVB_CX24123) += cx24123.o
 obj-$(CONFIG_DVB_LNBP21) += lnbp21.o
 obj-$(CONFIG_DVB_ISL6421) += isl6421.o
+obj-$(CONFIG_DVB_TDA10086) += tda10086.o
+obj-$(CONFIG_DVB_TDA826X) += tda826x.o
+obj-$(CONFIG_DVB_TUNER_MT2060) += mt2060.o
+obj-$(CONFIG_DVB_TUA6100) += tua6100.o
diff --git a/drivers/media/dvb/frontends/bcm3510.h b/drivers/media/dvb/frontends/bcm3510.h
index 80f5d0953d0..6dfa839a702 100644
--- a/drivers/media/dvb/frontends/bcm3510.h
+++ b/drivers/media/dvb/frontends/bcm3510.h
@@ -34,7 +34,16 @@ struct bcm3510_config
 	int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
 };
 
+#if defined(CONFIG_DVB_BCM3510) || defined(CONFIG_DVB_BCM3510_MODULE)
 extern struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config,
+						  struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_BCM3510
 
 #endif
diff --git a/drivers/media/dvb/frontends/cx22700.h b/drivers/media/dvb/frontends/cx22700.h
index dcd8979c1a1..10286cc29fb 100644
--- a/drivers/media/dvb/frontends/cx22700.h
+++ b/drivers/media/dvb/frontends/cx22700.h
@@ -31,7 +31,16 @@ struct cx22700_config
 	u8 demod_address;
 };
 
+#if defined(CONFIG_DVB_CX22700) || defined(CONFIG_DVB_CX22700_MODULE)
 extern struct dvb_frontend* cx22700_attach(const struct cx22700_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* cx22700_attach(const struct cx22700_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_CX22700
 
 #endif // CX22700_H
diff --git a/drivers/media/dvb/frontends/cx22702.c b/drivers/media/dvb/frontends/cx22702.c
index 4106d46c957..335219ebce2 100644
--- a/drivers/media/dvb/frontends/cx22702.c
+++ b/drivers/media/dvb/frontends/cx22702.c
@@ -399,7 +399,9 @@ static int cx22702_read_signal_strength(struct dvb_frontend* fe, u16* signal_str
 {
 	struct cx22702_state* state = fe->demodulator_priv;
 
-	*signal_strength = cx22702_readreg (state, 0x23);
+	u16 rs_ber = 0;
+	rs_ber = cx22702_readreg (state, 0x23);
+	*signal_strength = (rs_ber << 8) | rs_ber;
 
 	return 0;
 }
diff --git a/drivers/media/dvb/frontends/cx22702.h b/drivers/media/dvb/frontends/cx22702.h
index 7f2f241e5d4..bc217ddf02c 100644
--- a/drivers/media/dvb/frontends/cx22702.h
+++ b/drivers/media/dvb/frontends/cx22702.h
@@ -41,7 +41,16 @@ struct cx22702_config
 	u8 output_mode;
 };
 
+#if defined(CONFIG_DVB_CX22702) || defined(CONFIG_DVB_CX22702_MODULE)
 extern struct dvb_frontend* cx22702_attach(const struct cx22702_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* cx22702_attach(const struct cx22702_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_CX22702
 
 #endif // CX22702_H
diff --git a/drivers/media/dvb/frontends/cx24110.c b/drivers/media/dvb/frontends/cx24110.c
index ce3c7398bac..ae96395217a 100644
--- a/drivers/media/dvb/frontends/cx24110.c
+++ b/drivers/media/dvb/frontends/cx24110.c
@@ -1,4 +1,4 @@
-/*
+	/*
     cx24110 - Single Chip Satellite Channel Receiver driver module
 
     Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de> based on
@@ -311,16 +311,17 @@ static int cx24110_set_symbolrate (struct cx24110_state* state, u32 srate)
 
 }
 
-int cx24110_pll_write (struct dvb_frontend* fe, u32 data)
+static int _cx24110_pll_write (struct dvb_frontend* fe, u8 *buf, int len)
 {
 	struct cx24110_state *state = fe->demodulator_priv;
 
+	if (len != 3)
+		return -EINVAL;
+
 /* tuner data is 21 bits long, must be left-aligned in data */
 /* tuner cx24108 is written through a dedicated 3wire interface on the demod chip */
 /* FIXME (low): add error handling, avoid infinite loops if HW fails... */
 
-	dprintk("cx24110 debug: cx24108_write(%8.8x)\n",data);
-
 	cx24110_writereg(state,0x6d,0x30); /* auto mode at 62kHz */
 	cx24110_writereg(state,0x70,0x15); /* auto mode 21 bits */
 
@@ -329,19 +330,19 @@ int cx24110_pll_write (struct dvb_frontend* fe, u32 data)
 		cx24110_writereg(state,0x72,0);
 
 	/* write the topmost 8 bits */
-	cx24110_writereg(state,0x72,(data>>24)&0xff);
+	cx24110_writereg(state,0x72,buf[0]);
 
 	/* wait for the send to be completed */
 	while ((cx24110_readreg(state,0x6d)&0xc0)==0x80)
 		;
 
 	/* send another 8 bytes */
-	cx24110_writereg(state,0x72,(data>>16)&0xff);
+	cx24110_writereg(state,0x72,buf[1]);
 	while ((cx24110_readreg(state,0x6d)&0xc0)==0x80)
 		;
 
 	/* and the topmost 5 bits of this byte */
-	cx24110_writereg(state,0x72,(data>>8)&0xff);
+	cx24110_writereg(state,0x72,buf[2]);
 	while ((cx24110_readreg(state,0x6d)&0xc0)==0x80)
 		;
 
@@ -642,6 +643,7 @@ static struct dvb_frontend_ops cx24110_ops = {
 	.release = cx24110_release,
 
 	.init = cx24110_initfe,
+	.write = _cx24110_pll_write,
 	.set_frontend = cx24110_set_frontend,
 	.get_frontend = cx24110_get_frontend,
 	.read_status = cx24110_read_status,
@@ -664,4 +666,3 @@ MODULE_AUTHOR("Peter Hettkamp");
 MODULE_LICENSE("GPL");
 
 EXPORT_SYMBOL(cx24110_attach);
-EXPORT_SYMBOL(cx24110_pll_write);
diff --git a/drivers/media/dvb/frontends/cx24110.h b/drivers/media/dvb/frontends/cx24110.h
index b354a64e0e7..c9d5ae250eb 100644
--- a/drivers/media/dvb/frontends/cx24110.h
+++ b/drivers/media/dvb/frontends/cx24110.h
@@ -33,9 +33,24 @@ struct cx24110_config
 	u8 demod_address;
 };
 
+static inline int cx24110_pll_write(struct dvb_frontend *fe, u32 val) {
+	int r = 0;
+	u8 buf[] = {(u8) (val>>24), (u8) (val>>16), (u8) (val>>8)};
+	if (fe->ops.write)
+		r = fe->ops.write(fe, buf, 3);
+	return r;
+}
+
+#if defined(CONFIG_DVB_CX24110) || defined(CONFIG_DVB_CX24110_MODULE)
 extern struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
 					   struct i2c_adapter* i2c);
-
-extern int cx24110_pll_write(struct dvb_frontend* fe, u32 data);
+#else
+static inline struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
+						  struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_CX24110
 
 #endif // CX24110_H
diff --git a/drivers/media/dvb/frontends/cx24123.c b/drivers/media/dvb/frontends/cx24123.c
index 274a87b7a5d..62d69a6ea69 100644
--- a/drivers/media/dvb/frontends/cx24123.c
+++ b/drivers/media/dvb/frontends/cx24123.c
@@ -45,9 +45,6 @@ struct cx24123_state
 
 	struct dvb_frontend frontend;
 
-	u32 lastber;
-	u16 snr;
-
 	/* Some PLL specifics for tuning */
 	u32 VCAarg;
 	u32 VGAarg;
@@ -194,7 +191,7 @@ static struct {
 	{0x06, 0x31}, /* MPEG (default) */
 	{0x0b, 0x00}, /* Freq search start point (default) */
 	{0x0c, 0x00}, /* Demodulator sample gain (default) */
-	{0x0d, 0x02}, /* Frequency search range = Fsymbol / 4 (default) */
+	{0x0d, 0x7f}, /* Force driver to shift until the maximum (+-10 MHz) */
 	{0x0e, 0x03}, /* Default non-inverted, FEC 3/4 (default) */
 	{0x0f, 0xfe}, /* FEC search mask (all supported codes) */
 	{0x10, 0x01}, /* Default search inversion, no repeat (default) */
@@ -223,8 +220,9 @@ static struct {
 	{0x44, 0x00}, /* Constellation (default) */
 	{0x45, 0x00}, /* Symbol count (default) */
 	{0x46, 0x0d}, /* Symbol rate estimator on (default) */
-	{0x56, 0x41}, /* Various (default) */
+	{0x56, 0xc1}, /* Error Counter = Viterbi BER */
 	{0x57, 0xff}, /* Error Counter Window (default) */
+	{0x5c, 0x20}, /* Acquisition AFC Expiration window (default is 0x10) */
 	{0x67, 0x83}, /* Non-DCII symbol clock */
 };
 
@@ -321,6 +319,12 @@ static int cx24123_set_fec(struct cx24123_state* state, fe_code_rate_t fec)
 	if ( (fec < FEC_NONE) || (fec > FEC_AUTO) )
 		fec = FEC_AUTO;
 
+	/* Set the soft decision threshold */
+	if(fec == FEC_1_2)
+		cx24123_writereg(state, 0x43, cx24123_readreg(state, 0x43) | 0x01);
+	else
+		cx24123_writereg(state, 0x43, cx24123_readreg(state, 0x43) & ~0x01);
+
 	switch (fec) {
 	case FEC_1_2:
 		dprintk("%s:  set FEC to 1/2\n",__FUNCTION__);
@@ -657,6 +661,10 @@ static int cx24123_initfe(struct dvb_frontend* fe)
 	for (i = 0; i < sizeof(cx24123_regdata) / sizeof(cx24123_regdata[0]); i++)
 		cx24123_writereg(state, cx24123_regdata[i].reg, cx24123_regdata[i].data);
 
+	/* Set the LNB polarity */
+	if(state->config->lnb_polarity)
+		cx24123_writereg(state, 0x32, cx24123_readreg(state, 0x32) | 0x02);
+
 	return 0;
 }
 
@@ -674,6 +682,9 @@ static int cx24123_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage
 	case SEC_VOLTAGE_18:
 		dprintk("%s: setting voltage 18V\n", __FUNCTION__);
 		return cx24123_writereg(state, 0x29, val | 0x80);
+	case SEC_VOLTAGE_OFF:
+		/* already handled in cx88-dvb */
+		return 0;
 	default:
 		return -EINVAL;
 	};
@@ -776,13 +787,15 @@ static int cx24123_read_status(struct dvb_frontend* fe, fe_status_t* status)
 	if (lock & 0x01)
 		*status |= FE_HAS_SIGNAL;
 	if (sync & 0x02)
-		*status |= FE_HAS_CARRIER;
+		*status |= FE_HAS_CARRIER;	/* Phase locked */
 	if (sync & 0x04)
 		*status |= FE_HAS_VITERBI;
+
+	/* Reed-Solomon Status */
 	if (sync & 0x08)
 		*status |= FE_HAS_SYNC;
 	if (sync & 0x80)
-		*status |= FE_HAS_LOCK;
+		*status |= FE_HAS_LOCK;		/*Full Sync */
 
 	return 0;
 }
@@ -795,29 +808,13 @@ static int cx24123_read_ber(struct dvb_frontend* fe, u32* ber)
 {
 	struct cx24123_state *state = fe->demodulator_priv;
 
-	state->lastber =
-		((cx24123_readreg(state, 0x1c) & 0x3f) << 16) |
+	/* The true bit error rate is this value divided by
+	   the window size (set as 256 * 255) */
+	*ber = ((cx24123_readreg(state, 0x1c) & 0x3f) << 16) |
 		(cx24123_readreg(state, 0x1d) << 8 |
-		cx24123_readreg(state, 0x1e));
-
-	/* Do the signal quality processing here, it's derived from the BER. */
-	/* Scale the BER from a 24bit to a SNR 16 bit where higher = better */
-	if (state->lastber < 5000)
-		state->snr = 655*100;
-	else if ( (state->lastber >=   5000) && (state->lastber <  55000) )
-		state->snr = 655*90;
-	else if ( (state->lastber >=  55000) && (state->lastber < 150000) )
-		state->snr = 655*80;
-	else if ( (state->lastber >= 150000) && (state->lastber < 250000) )
-		state->snr = 655*70;
-	else if ( (state->lastber >= 250000) && (state->lastber < 450000) )
-		state->snr = 655*65;
-	else
-		state->snr = 0;
-
-	dprintk("%s:  BER = %d, S/N index = %d\n",__FUNCTION__,state->lastber, state->snr);
+		 cx24123_readreg(state, 0x1e));
 
-	*ber = state->lastber;
+	dprintk("%s:  BER = %d\n",__FUNCTION__,*ber);
 
 	return 0;
 }
@@ -825,6 +822,7 @@ static int cx24123_read_ber(struct dvb_frontend* fe, u32* ber)
 static int cx24123_read_signal_strength(struct dvb_frontend* fe, u16* signal_strength)
 {
 	struct cx24123_state *state = fe->demodulator_priv;
+
 	*signal_strength = cx24123_readreg(state, 0x3b) << 8; /* larger = better */
 
 	dprintk("%s:  Signal strength = %d\n",__FUNCTION__,*signal_strength);
@@ -835,19 +833,13 @@ static int cx24123_read_signal_strength(struct dvb_frontend* fe, u16* signal_str
 static int cx24123_read_snr(struct dvb_frontend* fe, u16* snr)
 {
 	struct cx24123_state *state = fe->demodulator_priv;
-	*snr = state->snr;
-
-	dprintk("%s:  read S/N index = %d\n",__FUNCTION__,*snr);
 
-	return 0;
-}
+	/* Inverted raw Es/N0 count, totally bogus but better than the
+	   BER threshold. */
+	*snr = 65535 - (((u16)cx24123_readreg(state, 0x18) << 8) |
+			 (u16)cx24123_readreg(state, 0x19));
 
-static int cx24123_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
-{
-	struct cx24123_state *state = fe->demodulator_priv;
-	*ucblocks = state->lastber;
-
-	dprintk("%s:  ucblocks (ber) = %d\n",__FUNCTION__,*ucblocks);
+	dprintk("%s:  read S/N index = %d\n",__FUNCTION__,*snr);
 
 	return 0;
 }
@@ -922,6 +914,29 @@ static int cx24123_set_tone(struct dvb_frontend* fe, fe_sec_tone_mode_t tone)
 	return 0;
 }
 
+static int cx24123_tune(struct dvb_frontend* fe,
+			struct dvb_frontend_parameters* params,
+			unsigned int mode_flags,
+			int *delay,
+			fe_status_t *status)
+{
+	int retval = 0;
+
+	if (params != NULL)
+		retval = cx24123_set_frontend(fe, params);
+
+	if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
+		cx24123_read_status(fe, status);
+	*delay = HZ/10;
+
+	return retval;
+}
+
+static int cx24123_get_algo(struct dvb_frontend *fe)
+{
+	return 1; //FE_ALGO_HW
+}
+
 static void cx24123_release(struct dvb_frontend* fe)
 {
 	struct cx24123_state* state = fe->demodulator_priv;
@@ -949,8 +964,6 @@ struct dvb_frontend* cx24123_attach(const struct cx24123_config* config,
 	/* setup the state */
 	state->config = config;
 	state->i2c = i2c;
-	state->lastber = 0;
-	state->snr = 0;
 	state->VCAarg = 0;
 	state->VGAarg = 0;
 	state->bandselectarg = 0;
@@ -1003,11 +1016,12 @@ static struct dvb_frontend_ops cx24123_ops = {
 	.read_ber = cx24123_read_ber,
 	.read_signal_strength = cx24123_read_signal_strength,
 	.read_snr = cx24123_read_snr,
-	.read_ucblocks = cx24123_read_ucblocks,
 	.diseqc_send_master_cmd = cx24123_send_diseqc_msg,
 	.diseqc_send_burst = cx24123_diseqc_send_burst,
 	.set_tone = cx24123_set_tone,
 	.set_voltage = cx24123_set_voltage,
+	.tune = cx24123_tune,
+	.get_frontend_algo = cx24123_get_algo,
 };
 
 module_param(debug, int, 0644);
diff --git a/drivers/media/dvb/frontends/cx24123.h b/drivers/media/dvb/frontends/cx24123.h
index 9606f825935..57a1dae1dc4 100644
--- a/drivers/media/dvb/frontends/cx24123.h
+++ b/drivers/media/dvb/frontends/cx24123.h
@@ -30,9 +30,21 @@ struct cx24123_config
 
 	/* Need to set device param for start_dma */
 	int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
+
+	/* 0 = LNB voltage normal, 1 = LNB voltage inverted */
+	int lnb_polarity;
 };
 
+#if defined(CONFIG_DVB_CX24123) || defined(CONFIG_DVB_CX24123_MODULE)
 extern struct dvb_frontend* cx24123_attach(const struct cx24123_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* cx24123_attach(const struct cx24123_config* config,
+						  struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_CX24123
 
 #endif /* CX24123_H */
diff --git a/drivers/media/dvb/frontends/dib3000-common.c b/drivers/media/dvb/frontends/dib3000-common.c
deleted file mode 100644
index 1a4f1f7c228..00000000000
--- a/drivers/media/dvb/frontends/dib3000-common.c
+++ /dev/null
@@ -1,83 +0,0 @@
-#include "dib3000-common.h"
-
-#ifdef CONFIG_DVB_DIBCOM_DEBUG
-static int debug;
-module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug, "set debugging level (1=info,2=i2c,4=srch (|-able)).");
-#endif
-#define deb_info(args...) dprintk(0x01,args)
-#define deb_i2c(args...) dprintk(0x02,args)
-#define deb_srch(args...) dprintk(0x04,args)
-
-
-int dib3000_read_reg(struct dib3000_state *state, u16 reg)
-{
-	u8 wb[] = { ((reg >> 8) | 0x80) & 0xff, reg & 0xff };
-	u8 rb[2];
-	struct i2c_msg msg[] = {
-		{ .addr = state->config.demod_address, .flags = 0,        .buf = wb, .len = 2 },
-		{ .addr = state->config.demod_address, .flags = I2C_M_RD, .buf = rb, .len = 2 },
-	};
-
-	if (i2c_transfer(state->i2c, msg, 2) != 2)
-		deb_i2c("i2c read error\n");
-
-	deb_i2c("reading i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg,
-			(rb[0] << 8) | rb[1],(rb[0] << 8) | rb[1]);
-
-	return (rb[0] << 8) | rb[1];
-}
-
-int dib3000_write_reg(struct dib3000_state *state, u16 reg, u16 val)
-{
-	u8 b[] = {
-		(reg >> 8) & 0xff, reg & 0xff,
-		(val >> 8) & 0xff, val & 0xff,
-	};
-	struct i2c_msg msg[] = {
-		{ .addr = state->config.demod_address, .flags = 0, .buf = b, .len = 4 }
-	};
-	deb_i2c("writing i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg,val,val);
-
-	return i2c_transfer(state->i2c,msg, 1) != 1 ? -EREMOTEIO : 0;
-}
-
-int dib3000_search_status(u16 irq,u16 lock)
-{
-	if (irq & 0x02) {
-		if (lock & 0x01) {
-			deb_srch("auto search succeeded\n");
-			return 1; // auto search succeeded
-		} else {
-			deb_srch("auto search not successful\n");
-			return 0; // auto search failed
-		}
-	} else if (irq & 0x01)  {
-		deb_srch("auto search failed\n");
-		return 0; // auto search failed
-	}
-	return -1; // try again
-}
-
-/* for auto search */
-u16 dib3000_seq[2][2][2] =     /* fft,gua,   inv   */
-	{ /* fft */
-		{ /* gua */
-			{ 0, 1 },                   /*  0   0   { 0,1 } */
-			{ 3, 9 },                   /*  0   1   { 0,1 } */
-		},
-		{
-			{ 2, 5 },                   /*  1   0   { 0,1 } */
-			{ 6, 11 },                  /*  1   1   { 0,1 } */
-		}
-	};
-
-MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de");
-MODULE_DESCRIPTION("Common functions for the dib3000mb/dib3000mc dvb frontend drivers");
-MODULE_LICENSE("GPL");
-
-EXPORT_SYMBOL(dib3000_seq);
-
-EXPORT_SYMBOL(dib3000_read_reg);
-EXPORT_SYMBOL(dib3000_write_reg);
-EXPORT_SYMBOL(dib3000_search_status);
diff --git a/drivers/media/dvb/frontends/dib3000-common.h b/drivers/media/dvb/frontends/dib3000-common.h
deleted file mode 100644
index be1c0d3e138..00000000000
--- a/drivers/media/dvb/frontends/dib3000-common.h
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- * .h-files for the common use of the frontend drivers made by DiBcom
- * DiBcom 3000M-B/C, 3000P
- *
- * DiBcom (http://www.dibcom.fr/)
- *
- * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
- *
- * based on GPL code from DibCom, which has
- *
- * Copyright (C) 2004 Amaury Demol for DiBcom (ademol@dibcom.fr)
- *
- *	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, version 2.
- *
- * Acknowledgements
- *
- *  Amaury Demol (ademol@dibcom.fr) from DiBcom for providing specs and driver
- *  sources, on which this driver (and the dvb-dibusb) are based.
- *
- * see Documentation/dvb/README.dibusb for more information
- *
- */
-
-#ifndef DIB3000_COMMON_H
-#define DIB3000_COMMON_H
-
-#include "dvb_frontend.h"
-#include "dib3000.h"
-
-/* info and err, taken from usb.h, if there is anything available like by default. */
-#define err(format, arg...)  printk(KERN_ERR     "dib3000: " format "\n" , ## arg)
-#define info(format, arg...) printk(KERN_INFO    "dib3000: " format "\n" , ## arg)
-#define warn(format, arg...) printk(KERN_WARNING "dib3000: " format "\n" , ## arg)
-
-/* frontend state */
-struct dib3000_state {
-	struct i2c_adapter* i2c;
-
-/* configuration settings */
-	struct dib3000_config config;
-
-	struct dvb_frontend frontend;
-	int timing_offset;
-	int timing_offset_comp_done;
-
-	fe_bandwidth_t last_tuned_bw;
-	u32 last_tuned_freq;
-};
-
-/* commonly used methods by the dib3000mb/mc/p frontend */
-extern int dib3000_read_reg(struct dib3000_state *state, u16 reg);
-extern int dib3000_write_reg(struct dib3000_state *state, u16 reg, u16 val);
-
-extern int dib3000_search_status(u16 irq,u16 lock);
-
-/* handy shortcuts */
-#define rd(reg) dib3000_read_reg(state,reg)
-
-#define wr(reg,val) if (dib3000_write_reg(state,reg,val)) \
-	{ err("while sending 0x%04x to 0x%04x.",val,reg); return -EREMOTEIO; }
-
-#define wr_foreach(a,v) { int i; \
-	if (sizeof(a) != sizeof(v)) \
-		err("sizeof: %zu %zu is different",sizeof(a),sizeof(v));\
-	for (i=0; i < sizeof(a)/sizeof(u16); i++) \
-		wr(a[i],v[i]); \
-	}
-
-#define set_or(reg,val) wr(reg,rd(reg) | val)
-
-#define set_and(reg,val) wr(reg,rd(reg) & val)
-
-
-/* debug */
-
-#ifdef CONFIG_DVB_DIBCOM_DEBUG
-#define dprintk(level,args...) \
-    do { if ((debug & level)) { printk(args); } } while (0)
-#else
-#define dprintk(args...) do { } while (0)
-#endif
-
-/* mask for enabling a specific pid for the pid_filter */
-#define DIB3000_ACTIVATE_PID_FILTERING	(0x2000)
-
-/* common values for tuning */
-#define DIB3000_ALPHA_0					(     0)
-#define DIB3000_ALPHA_1					(     1)
-#define DIB3000_ALPHA_2					(     2)
-#define DIB3000_ALPHA_4					(     4)
-
-#define DIB3000_CONSTELLATION_QPSK		(     0)
-#define DIB3000_CONSTELLATION_16QAM		(     1)
-#define DIB3000_CONSTELLATION_64QAM		(     2)
-
-#define DIB3000_GUARD_TIME_1_32			(     0)
-#define DIB3000_GUARD_TIME_1_16			(     1)
-#define DIB3000_GUARD_TIME_1_8			(     2)
-#define DIB3000_GUARD_TIME_1_4			(     3)
-
-#define DIB3000_TRANSMISSION_MODE_2K	(     0)
-#define DIB3000_TRANSMISSION_MODE_8K	(     1)
-
-#define DIB3000_SELECT_LP				(     0)
-#define DIB3000_SELECT_HP				(     1)
-
-#define DIB3000_FEC_1_2					(     1)
-#define DIB3000_FEC_2_3					(     2)
-#define DIB3000_FEC_3_4					(     3)
-#define DIB3000_FEC_5_6					(     5)
-#define DIB3000_FEC_7_8					(     7)
-
-#define DIB3000_HRCH_OFF				(     0)
-#define DIB3000_HRCH_ON					(     1)
-
-#define DIB3000_DDS_INVERSION_OFF		(     0)
-#define DIB3000_DDS_INVERSION_ON		(     1)
-
-#define DIB3000_TUNER_WRITE_ENABLE(a)	(0xffff & (a << 8))
-#define DIB3000_TUNER_WRITE_DISABLE(a)	(0xffff & ((a << 8) | (1 << 7)))
-
-/* for auto search */
-extern u16 dib3000_seq[2][2][2];
-
-#define DIB3000_REG_MANUFACTOR_ID		(  1025)
-#define DIB3000_I2C_ID_DIBCOM			(0x01b3)
-
-#define DIB3000_REG_DEVICE_ID			(  1026)
-#define DIB3000MB_DEVICE_ID				(0x3000)
-#define DIB3000MC_DEVICE_ID				(0x3001)
-#define DIB3000P_DEVICE_ID				(0x3002)
-
-#endif // DIB3000_COMMON_H
diff --git a/drivers/media/dvb/frontends/dib3000.h b/drivers/media/dvb/frontends/dib3000.h
index ec927628d27..0caac3f0f27 100644
--- a/drivers/media/dvb/frontends/dib3000.h
+++ b/drivers/media/dvb/frontends/dib3000.h
@@ -41,9 +41,16 @@ struct dib_fe_xfer_ops
 	int (*tuner_pass_ctrl)(struct dvb_frontend *fe, int onoff, u8 pll_ctrl);
 };
 
+#if defined(CONFIG_DVB_DIB3000MB) || defined(CONFIG_DVB_DIB3000MB_MODULE)
 extern struct dvb_frontend* dib3000mb_attach(const struct dib3000_config* config,
 					     struct i2c_adapter* i2c, struct dib_fe_xfer_ops *xfer_ops);
+#else
+static inline struct dvb_frontend* dib3000mb_attach(const struct dib3000_config* config,
+					     struct i2c_adapter* i2c, struct dib_fe_xfer_ops *xfer_ops)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_DIB3000MB
 
-extern struct dvb_frontend* dib3000mc_attach(const struct dib3000_config* config,
-					     struct i2c_adapter* i2c, struct dib_fe_xfer_ops *xfer_ops);
 #endif // DIB3000_H
diff --git a/drivers/media/dvb/frontends/dib3000mb.c b/drivers/media/dvb/frontends/dib3000mb.c
index 5302e11883a..adbabfdb04a 100644
--- a/drivers/media/dvb/frontends/dib3000mb.c
+++ b/drivers/media/dvb/frontends/dib3000mb.c
@@ -29,9 +29,10 @@
 #include <linux/string.h>
 #include <linux/slab.h>
 
-#include "dib3000-common.h"
-#include "dib3000mb_priv.h"
+#include "dvb_frontend.h"
+
 #include "dib3000.h"
+#include "dib3000mb_priv.h"
 
 /* Version information */
 #define DRIVER_VERSION "0.1"
@@ -44,10 +45,81 @@ module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "set debugging level (1=info,2=xfer,4=setfe,8=getfe (|-able)).");
 #endif
 #define deb_info(args...) dprintk(0x01,args)
+#define deb_i2c(args...)  dprintk(0x02,args)
+#define deb_srch(args...) dprintk(0x04,args)
+#define deb_info(args...) dprintk(0x01,args)
 #define deb_xfer(args...) dprintk(0x02,args)
 #define deb_setf(args...) dprintk(0x04,args)
 #define deb_getf(args...) dprintk(0x08,args)
 
+#ifdef CONFIG_DVB_DIBCOM_DEBUG
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "set debugging level (1=info,2=i2c,4=srch (|-able)).");
+#endif
+
+static int dib3000_read_reg(struct dib3000_state *state, u16 reg)
+{
+	u8 wb[] = { ((reg >> 8) | 0x80) & 0xff, reg & 0xff };
+	u8 rb[2];
+	struct i2c_msg msg[] = {
+		{ .addr = state->config.demod_address, .flags = 0,        .buf = wb, .len = 2 },
+		{ .addr = state->config.demod_address, .flags = I2C_M_RD, .buf = rb, .len = 2 },
+	};
+
+	if (i2c_transfer(state->i2c, msg, 2) != 2)
+		deb_i2c("i2c read error\n");
+
+	deb_i2c("reading i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg,
+			(rb[0] << 8) | rb[1],(rb[0] << 8) | rb[1]);
+
+	return (rb[0] << 8) | rb[1];
+}
+
+static int dib3000_write_reg(struct dib3000_state *state, u16 reg, u16 val)
+{
+	u8 b[] = {
+		(reg >> 8) & 0xff, reg & 0xff,
+		(val >> 8) & 0xff, val & 0xff,
+	};
+	struct i2c_msg msg[] = {
+		{ .addr = state->config.demod_address, .flags = 0, .buf = b, .len = 4 }
+	};
+	deb_i2c("writing i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg,val,val);
+
+	return i2c_transfer(state->i2c,msg, 1) != 1 ? -EREMOTEIO : 0;
+}
+
+static int dib3000_search_status(u16 irq,u16 lock)
+{
+	if (irq & 0x02) {
+		if (lock & 0x01) {
+			deb_srch("auto search succeeded\n");
+			return 1; // auto search succeeded
+		} else {
+			deb_srch("auto search not successful\n");
+			return 0; // auto search failed
+		}
+	} else if (irq & 0x01)  {
+		deb_srch("auto search failed\n");
+		return 0; // auto search failed
+	}
+	return -1; // try again
+}
+
+/* for auto search */
+static u16 dib3000_seq[2][2][2] =     /* fft,gua,   inv   */
+	{ /* fft */
+		{ /* gua */
+			{ 0, 1 },                   /*  0   0   { 0,1 } */
+			{ 3, 9 },                   /*  0   1   { 0,1 } */
+		},
+		{
+			{ 2, 5 },                   /*  1   0   { 0,1 } */
+			{ 6, 11 },                  /*  1   1   { 0,1 } */
+		}
+	};
+
 static int dib3000mb_get_frontend(struct dvb_frontend* fe,
 				  struct dvb_frontend_parameters *fep);
 
diff --git a/drivers/media/dvb/frontends/dib3000mb_priv.h b/drivers/media/dvb/frontends/dib3000mb_priv.h
index 999b1904781..1a12747fdc9 100644
--- a/drivers/media/dvb/frontends/dib3000mb_priv.h
+++ b/drivers/media/dvb/frontends/dib3000mb_priv.h
@@ -13,6 +13,99 @@
 #ifndef __DIB3000MB_PRIV_H_INCLUDED__
 #define __DIB3000MB_PRIV_H_INCLUDED__
 
+/* info and err, taken from usb.h, if there is anything available like by default. */
+#define err(format, arg...)  printk(KERN_ERR     "dib3000: " format "\n" , ## arg)
+#define info(format, arg...) printk(KERN_INFO    "dib3000: " format "\n" , ## arg)
+#define warn(format, arg...) printk(KERN_WARNING "dib3000: " format "\n" , ## arg)
+
+/* handy shortcuts */
+#define rd(reg) dib3000_read_reg(state,reg)
+
+#define wr(reg,val) if (dib3000_write_reg(state,reg,val)) \
+	{ err("while sending 0x%04x to 0x%04x.",val,reg); return -EREMOTEIO; }
+
+#define wr_foreach(a,v) { int i; \
+	if (sizeof(a) != sizeof(v)) \
+		err("sizeof: %zu %zu is different",sizeof(a),sizeof(v));\
+	for (i=0; i < sizeof(a)/sizeof(u16); i++) \
+		wr(a[i],v[i]); \
+	}
+
+#define set_or(reg,val) wr(reg,rd(reg) | val)
+
+#define set_and(reg,val) wr(reg,rd(reg) & val)
+
+/* debug */
+
+#ifdef CONFIG_DVB_DIBCOM_DEBUG
+#define dprintk(level,args...) \
+    do { if ((debug & level)) { printk(args); } } while (0)
+#else
+#define dprintk(args...) do { } while (0)
+#endif
+
+/* mask for enabling a specific pid for the pid_filter */
+#define DIB3000_ACTIVATE_PID_FILTERING	(0x2000)
+
+/* common values for tuning */
+#define DIB3000_ALPHA_0					(     0)
+#define DIB3000_ALPHA_1					(     1)
+#define DIB3000_ALPHA_2					(     2)
+#define DIB3000_ALPHA_4					(     4)
+
+#define DIB3000_CONSTELLATION_QPSK		(     0)
+#define DIB3000_CONSTELLATION_16QAM		(     1)
+#define DIB3000_CONSTELLATION_64QAM		(     2)
+
+#define DIB3000_GUARD_TIME_1_32			(     0)
+#define DIB3000_GUARD_TIME_1_16			(     1)
+#define DIB3000_GUARD_TIME_1_8			(     2)
+#define DIB3000_GUARD_TIME_1_4			(     3)
+
+#define DIB3000_TRANSMISSION_MODE_2K	(     0)
+#define DIB3000_TRANSMISSION_MODE_8K	(     1)
+
+#define DIB3000_SELECT_LP				(     0)
+#define DIB3000_SELECT_HP				(     1)
+
+#define DIB3000_FEC_1_2					(     1)
+#define DIB3000_FEC_2_3					(     2)
+#define DIB3000_FEC_3_4					(     3)
+#define DIB3000_FEC_5_6					(     5)
+#define DIB3000_FEC_7_8					(     7)
+
+#define DIB3000_HRCH_OFF				(     0)
+#define DIB3000_HRCH_ON					(     1)
+
+#define DIB3000_DDS_INVERSION_OFF		(     0)
+#define DIB3000_DDS_INVERSION_ON		(     1)
+
+#define DIB3000_TUNER_WRITE_ENABLE(a)	(0xffff & (a << 8))
+#define DIB3000_TUNER_WRITE_DISABLE(a)	(0xffff & ((a << 8) | (1 << 7)))
+
+#define DIB3000_REG_MANUFACTOR_ID		(  1025)
+#define DIB3000_I2C_ID_DIBCOM			(0x01b3)
+
+#define DIB3000_REG_DEVICE_ID			(  1026)
+#define DIB3000MB_DEVICE_ID				(0x3000)
+#define DIB3000MC_DEVICE_ID				(0x3001)
+#define DIB3000P_DEVICE_ID				(0x3002)
+
+/* frontend state */
+struct dib3000_state {
+	struct i2c_adapter* i2c;
+
+/* configuration settings */
+	struct dib3000_config config;
+
+	struct dvb_frontend frontend;
+	int timing_offset;
+	int timing_offset_comp_done;
+
+	fe_bandwidth_t last_tuned_bw;
+	u32 last_tuned_freq;
+};
+
 /* register addresses and some of their default values */
 
 /* restart subsystems */
diff --git a/drivers/media/dvb/frontends/dib3000mc.c b/drivers/media/dvb/frontends/dib3000mc.c
index 98673474a14..cc28417fa33 100644
--- a/drivers/media/dvb/frontends/dib3000mc.c
+++ b/drivers/media/dvb/frontends/dib3000mc.c
@@ -1,913 +1,921 @@
 /*
- * Frontend driver for mobile DVB-T demodulator DiBcom 3000P/M-C
- * DiBcom (http://www.dibcom.fr/)
+ * Driver for DiBcom DiB3000MC/P-demodulator.
  *
+ * Copyright (C) 2004-6 DiBcom (http://www.dibcom.fr/)
  * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
  *
- * based on GPL code from DiBCom, which has
+ * This code is partially based on the previous dib3000mc.c .
  *
- * Copyright (C) 2004 Amaury Demol for DiBcom (ademol@dibcom.fr)
- *
- *	This program is free software; you can redistribute it and/or
+ * 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, version 2.
- *
- * Acknowledgements
- *
- *  Amaury Demol (ademol@dibcom.fr) from DiBcom for providing specs and driver
- *  sources, on which this driver (and the dvb-dibusb) are based.
- *
- * see Documentation/dvb/README.dibusb for more information
- *
  */
+
 #include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/string.h>
-#include <linux/slab.h>
-
-#include "dib3000-common.h"
-#include "dib3000mc_priv.h"
-#include "dib3000.h"
-
-/* Version information */
-#define DRIVER_VERSION "0.1"
-#define DRIVER_DESC "DiBcom 3000M-C DVB-T demodulator"
-#define DRIVER_AUTHOR "Patrick Boettcher, patrick.boettcher@desy.de"
-
-#ifdef CONFIG_DVB_DIBCOM_DEBUG
+#include <linux/i2c.h>
+//#include <linux/init.h>
+//#include <linux/delay.h>
+//#include <linux/string.h>
+//#include <linux/slab.h>
+
+#include "dvb_frontend.h"
+
+#include "dib3000mc.h"
+
 static int debug;
 module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug, "set debugging level (1=info,2=xfer,4=setfe,8=getfe,16=stat (|-able)).");
-#endif
-#define deb_info(args...) dprintk(0x01,args)
-#define deb_xfer(args...) dprintk(0x02,args)
-#define deb_setf(args...) dprintk(0x04,args)
-#define deb_getf(args...) dprintk(0x08,args)
-#define deb_stat(args...) dprintk(0x10,args)
-
-static int dib3000mc_set_impulse_noise(struct dib3000_state * state, int mode,
-	fe_transmit_mode_t transmission_mode, fe_bandwidth_t bandwidth)
-{
-	switch (transmission_mode) {
-		case TRANSMISSION_MODE_2K:
-			wr_foreach(dib3000mc_reg_fft,dib3000mc_fft_modes[0]);
-			break;
-		case TRANSMISSION_MODE_8K:
-			wr_foreach(dib3000mc_reg_fft,dib3000mc_fft_modes[1]);
-			break;
-		default:
-			break;
-	}
+MODULE_PARM_DESC(debug, "turn on debugging (default: 0)");
 
-	switch (bandwidth) {
-/*		case BANDWIDTH_5_MHZ:
-			wr_foreach(dib3000mc_reg_impulse_noise,dib3000mc_impluse_noise[0]);
-			break; */
-		case BANDWIDTH_6_MHZ:
-			wr_foreach(dib3000mc_reg_impulse_noise,dib3000mc_impluse_noise[1]);
-			break;
-		case BANDWIDTH_7_MHZ:
-			wr_foreach(dib3000mc_reg_impulse_noise,dib3000mc_impluse_noise[2]);
-			break;
-		case BANDWIDTH_8_MHZ:
-			wr_foreach(dib3000mc_reg_impulse_noise,dib3000mc_impluse_noise[3]);
-			break;
-		default:
-			break;
+#define dprintk(args...) do { if (debug) { printk(KERN_DEBUG "DiB3000MC/P:"); printk(args); } } while (0)
+
+struct dib3000mc_state {
+	struct dvb_frontend demod;
+	struct dib3000mc_config *cfg;
+
+	u8 i2c_addr;
+	struct i2c_adapter *i2c_adap;
+
+	struct dibx000_i2c_master i2c_master;
+
+	fe_bandwidth_t current_bandwidth;
+
+	u16 dev_id;
+};
+
+static u16 dib3000mc_read_word(struct dib3000mc_state *state, u16 reg)
+{
+	u8 wb[2] = { (reg >> 8) | 0x80, reg & 0xff };
+	u8 rb[2];
+	struct i2c_msg msg[2] = {
+		{ .addr = state->i2c_addr >> 1, .flags = 0,        .buf = wb, .len = 2 },
+		{ .addr = state->i2c_addr >> 1, .flags = I2C_M_RD, .buf = rb, .len = 2 },
+	};
+
+	if (i2c_transfer(state->i2c_adap, msg, 2) != 2)
+		dprintk("i2c read error on %d\n",reg);
+
+	return (rb[0] << 8) | rb[1];
+}
+
+static int dib3000mc_write_word(struct dib3000mc_state *state, u16 reg, u16 val)
+{
+	u8 b[4] = {
+		(reg >> 8) & 0xff, reg & 0xff,
+		(val >> 8) & 0xff, val & 0xff,
+	};
+	struct i2c_msg msg = {
+		.addr = state->i2c_addr >> 1, .flags = 0, .buf = b, .len = 4
+	};
+	return i2c_transfer(state->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
+}
+
+
+static int dib3000mc_identify(struct dib3000mc_state *state)
+{
+	u16 value;
+	if ((value = dib3000mc_read_word(state, 1025)) != 0x01b3) {
+		dprintk("-E-  DiB3000MC/P: wrong Vendor ID (read=0x%x)\n",value);
+		return -EREMOTEIO;
 	}
 
-	switch (mode) {
-		case 0: /* no impulse */ /* fall through */
-			wr_foreach(dib3000mc_reg_imp_noise_ctl,dib3000mc_imp_noise_ctl[0]);
-			break;
-		case 1: /* new algo */
-			wr_foreach(dib3000mc_reg_imp_noise_ctl,dib3000mc_imp_noise_ctl[1]);
-			set_or(DIB3000MC_REG_IMP_NOISE_55,DIB3000MC_IMP_NEW_ALGO(0)); /* gives 1<<10 */
-			break;
-		default: /* old algo */
-			wr_foreach(dib3000mc_reg_imp_noise_ctl,dib3000mc_imp_noise_ctl[3]);
-			break;
+	value = dib3000mc_read_word(state, 1026);
+	if (value != 0x3001 && value != 0x3002) {
+		dprintk("-E-  DiB3000MC/P: wrong Device ID (%x)\n",value);
+		return -EREMOTEIO;
 	}
+	state->dev_id = value;
+
+	dprintk("-I-  found DiB3000MC/P: %x\n",state->dev_id);
+
 	return 0;
 }
 
-static int dib3000mc_set_timing(struct dib3000_state *state, int upd_offset,
-		fe_transmit_mode_t fft, fe_bandwidth_t bw)
+static int dib3000mc_set_timing(struct dib3000mc_state *state, s16 nfft, u8 bw, u8 update_offset)
 {
-	u16 timf_msb,timf_lsb;
-	s32 tim_offset,tim_sgn;
-	u64 comp1,comp2,comp=0;
-
-	switch (bw) {
-		case BANDWIDTH_8_MHZ: comp = DIB3000MC_CLOCK_REF*8; break;
-		case BANDWIDTH_7_MHZ: comp = DIB3000MC_CLOCK_REF*7; break;
-		case BANDWIDTH_6_MHZ: comp = DIB3000MC_CLOCK_REF*6; break;
-		default: err("unknown bandwidth (%d)",bw); break;
-	}
-	timf_msb = (comp >> 16) & 0xff;
-	timf_lsb = (comp & 0xffff);
+/*
+	u32 timf_msb, timf_lsb, i;
+	int tim_sgn ;
+	LUInt comp1, comp2, comp ;
+//	u32 tim_offset ;
+	comp = 27700 * BW_INDEX_TO_KHZ(bw) / 1000;
+	timf_msb = (comp >> 16) & 0x00FF;
+	timf_lsb =  comp        & 0xFFFF;
 
 	// Update the timing offset ;
-	if (upd_offset > 0) {
-		if (!state->timing_offset_comp_done) {
-			msleep(200);
+	if (update_offset) {
+		if (state->timing_offset_comp_done == 0) {
+			usleep(200000);
 			state->timing_offset_comp_done = 1;
 		}
-		tim_offset = rd(DIB3000MC_REG_TIMING_OFFS_MSB);
+		tim_offset = dib3000mc_read_word(state, 416);
 		if ((tim_offset & 0x2000) == 0x2000)
-			tim_offset |= 0xC000;
-		if (fft == TRANSMISSION_MODE_2K)
-			tim_offset <<= 2;
+			tim_offset |= 0xC000; // PB: This only works if tim_offset is s16 - weird
+
+		if (nfft == 0)
+			tim_offset = tim_offset << 2; // PB: Do not store the offset for different things in one variable
 		state->timing_offset += tim_offset;
 	}
-
 	tim_offset = state->timing_offset;
+
 	if (tim_offset < 0) {
 		tim_sgn = 1;
 		tim_offset = -tim_offset;
 	} else
 		tim_sgn = 0;
 
-	comp1 =  (u32)tim_offset * (u32)timf_lsb ;
-	comp2 =  (u32)tim_offset * (u32)timf_msb ;
+	comp1 = tim_offset * timf_lsb;
+	comp2 = tim_offset * timf_msb;
 	comp  = ((comp1 >> 16) + comp2) >> 7;
 
 	if (tim_sgn == 0)
-		comp = (u32)(timf_msb << 16) + (u32) timf_lsb + comp;
+		comp = timf_msb * (1<<16) + timf_lsb + comp;
 	else
-		comp = (u32)(timf_msb << 16) + (u32) timf_lsb - comp ;
+		comp = timf_msb * (1<<16) + timf_lsb - comp;
+
+	timf_msb = (comp>>16)&0xFF ;
+	timf_lsb = comp&0xFFFF;
+*/
+	u32 timf = 1384402 * (BW_INDEX_TO_KHZ(bw) / 1000);
 
-	timf_msb = (comp >> 16) & 0xff;
-	timf_lsb = comp & 0xffff;
+	dib3000mc_write_word(state, 23, timf >> 16);
+	dib3000mc_write_word(state, 24, timf & 0xffff);
 
-	wr(DIB3000MC_REG_TIMING_FREQ_MSB,timf_msb);
-	wr(DIB3000MC_REG_TIMING_FREQ_LSB,timf_lsb);
 	return 0;
 }
 
-static int dib3000mc_init_auto_scan(struct dib3000_state *state, fe_bandwidth_t bw, int boost)
+static int dib3000mc_setup_pwm3_state(struct dib3000mc_state *state)
 {
-	if (boost) {
-		wr(DIB3000MC_REG_SCAN_BOOST,DIB3000MC_SCAN_BOOST_ON);
+    if (state->cfg->pwm3_inversion) {
+		dib3000mc_write_word(state, 51, (2 << 14) | (0 << 10) | (7 << 6) | (2 << 2) | (2 << 0));
+		dib3000mc_write_word(state, 52, (0 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (1 << 2) | (2 << 0));
 	} else {
-		wr(DIB3000MC_REG_SCAN_BOOST,DIB3000MC_SCAN_BOOST_OFF);
-	}
-	switch (bw) {
-		case BANDWIDTH_8_MHZ:
-			wr_foreach(dib3000mc_reg_bandwidth,dib3000mc_bandwidth_8mhz);
-			break;
-		case BANDWIDTH_7_MHZ:
-			wr_foreach(dib3000mc_reg_bandwidth,dib3000mc_bandwidth_7mhz);
-			break;
-		case BANDWIDTH_6_MHZ:
-			wr_foreach(dib3000mc_reg_bandwidth,dib3000mc_bandwidth_6mhz);
-			break;
-/*		case BANDWIDTH_5_MHZ:
-			wr_foreach(dib3000mc_reg_bandwidth,dib3000mc_bandwidth_5mhz);
-			break;*/
-		case BANDWIDTH_AUTO:
-			return -EOPNOTSUPP;
-		default:
-			err("unknown bandwidth value (%d).",bw);
-			return -EINVAL;
-	}
-	if (boost) {
-		u32 timeout = (rd(DIB3000MC_REG_BW_TIMOUT_MSB) << 16) +
-			rd(DIB3000MC_REG_BW_TIMOUT_LSB);
-		timeout *= 85; timeout >>= 7;
-		wr(DIB3000MC_REG_BW_TIMOUT_MSB,(timeout >> 16) & 0xffff);
-		wr(DIB3000MC_REG_BW_TIMOUT_LSB,timeout & 0xffff);
+		dib3000mc_write_word(state, 51, (2 << 14) | (4 << 10) | (7 << 6) | (2 << 2) | (2 << 0));
+		dib3000mc_write_word(state, 52, (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0));
 	}
+
+    if (state->cfg->use_pwm3)
+		dib3000mc_write_word(state, 245, (1 << 3) | (1 << 0));
+	else
+		dib3000mc_write_word(state, 245, 0);
+
+    dib3000mc_write_word(state, 1040, 0x3);
 	return 0;
 }
 
-static int dib3000mc_set_adp_cfg(struct dib3000_state *state, fe_modulation_t con)
+static int dib3000mc_set_output_mode(struct dib3000mc_state *state, int mode)
 {
-	switch (con) {
-		case QAM_64:
-			wr_foreach(dib3000mc_reg_adp_cfg,dib3000mc_adp_cfg[2]);
-			break;
-		case QAM_16:
-			wr_foreach(dib3000mc_reg_adp_cfg,dib3000mc_adp_cfg[1]);
-			break;
-		case QPSK:
-			wr_foreach(dib3000mc_reg_adp_cfg,dib3000mc_adp_cfg[0]);
-			break;
-		case QAM_AUTO:
+	int    ret = 0;
+	u16 fifo_threshold = 1792;
+	u16 outreg = 0;
+	u16 outmode = 0;
+	u16 elecout = 1;
+	u16 smo_reg = dib3000mc_read_word(state, 206) & 0x0010; /* keep the pid_parse bit */
+
+	dprintk("-I-  Setting output mode for demod %p to %d\n",
+			&state->demod, mode);
+
+	switch (mode) {
+		case OUTMODE_HIGH_Z:  // disable
+			elecout = 0;
+			break;
+		case OUTMODE_MPEG2_PAR_GATED_CLK:   // STBs with parallel gated clock
+			outmode = 0;
+			break;
+		case OUTMODE_MPEG2_PAR_CONT_CLK:    // STBs with parallel continues clock
+			outmode = 1;
+			break;
+		case OUTMODE_MPEG2_SERIAL:          // STBs with serial input
+			outmode = 2;
+			break;
+		case OUTMODE_MPEG2_FIFO:            // e.g. USB feeding
+			elecout = 3;
+			/*ADDR @ 206 :
+			P_smo_error_discard  [1;6:6] = 0
+			P_smo_rs_discard     [1;5:5] = 0
+			P_smo_pid_parse      [1;4:4] = 0
+			P_smo_fifo_flush     [1;3:3] = 0
+			P_smo_mode           [2;2:1] = 11
+			P_smo_ovf_prot       [1;0:0] = 0
+			*/
+			smo_reg |= 3 << 1;
+			fifo_threshold = 512;
+			outmode = 5;
+			break;
+		case OUTMODE_DIVERSITY:
+			outmode = 4;
+			elecout = 1;
 			break;
 		default:
-			warn("unkown constellation.");
+			dprintk("Unhandled output_mode passed to be set for demod %p\n",&state->demod);
+			outmode = 0;
 			break;
 	}
-	return 0;
+
+	if ((state->cfg->output_mpeg2_in_188_bytes))
+		smo_reg |= (1 << 5); // P_smo_rs_discard     [1;5:5] = 1
+
+	outreg = dib3000mc_read_word(state, 244) & 0x07FF;
+	outreg |= (outmode << 11);
+	ret |= dib3000mc_write_word(state,  244, outreg);
+	ret |= dib3000mc_write_word(state,  206, smo_reg);   /*smo_ mode*/
+	ret |= dib3000mc_write_word(state,  207, fifo_threshold); /* synchronous fread */
+	ret |= dib3000mc_write_word(state, 1040, elecout);         /* P_out_cfg */
+	return ret;
 }
 
-static int dib3000mc_set_general_cfg(struct dib3000_state *state, struct dvb_frontend_parameters *fep, int *auto_val)
+static int dib3000mc_set_bandwidth(struct dvb_frontend *demod, u8 bw)
 {
-	struct dvb_ofdm_parameters *ofdm = &fep->u.ofdm;
-	fe_code_rate_t fe_cr = FEC_NONE;
-	u8 fft=0, guard=0, qam=0, alpha=0, sel_hp=0, cr=0, hrch=0;
-	int seq;
+	struct dib3000mc_state *state = demod->demodulator_priv;
+	u16 bw_cfg[6] = { 0 };
+	u16 imp_bw_cfg[3] = { 0 };
+	u16 reg;
 
-	switch (ofdm->transmission_mode) {
-		case TRANSMISSION_MODE_2K: fft = DIB3000_TRANSMISSION_MODE_2K; break;
-		case TRANSMISSION_MODE_8K: fft = DIB3000_TRANSMISSION_MODE_8K; break;
-		case TRANSMISSION_MODE_AUTO: break;
-		default: return -EINVAL;
-	}
-	switch (ofdm->guard_interval) {
-		case GUARD_INTERVAL_1_32: guard = DIB3000_GUARD_TIME_1_32; break;
-		case GUARD_INTERVAL_1_16: guard = DIB3000_GUARD_TIME_1_16; break;
-		case GUARD_INTERVAL_1_8:  guard = DIB3000_GUARD_TIME_1_8; break;
-		case GUARD_INTERVAL_1_4:  guard = DIB3000_GUARD_TIME_1_4; break;
-		case GUARD_INTERVAL_AUTO: break;
-		default: return -EINVAL;
-	}
-	switch (ofdm->constellation) {
-		case QPSK:   qam = DIB3000_CONSTELLATION_QPSK; break;
-		case QAM_16: qam = DIB3000_CONSTELLATION_16QAM; break;
-		case QAM_64: qam = DIB3000_CONSTELLATION_64QAM; break;
-		case QAM_AUTO: break;
-		default: return -EINVAL;
-	}
-	switch (ofdm->hierarchy_information) {
-		case HIERARCHY_NONE: /* fall through */
-		case HIERARCHY_1: alpha = DIB3000_ALPHA_1; break;
-		case HIERARCHY_2: alpha = DIB3000_ALPHA_2; break;
-		case HIERARCHY_4: alpha = DIB3000_ALPHA_4; break;
-		case HIERARCHY_AUTO: break;
-		default: return -EINVAL;
-	}
-	if (ofdm->hierarchy_information == HIERARCHY_NONE) {
-		hrch   = DIB3000_HRCH_OFF;
-		sel_hp = DIB3000_SELECT_HP;
-		fe_cr  = ofdm->code_rate_HP;
-	} else if (ofdm->hierarchy_information != HIERARCHY_AUTO) {
-		hrch   = DIB3000_HRCH_ON;
-		sel_hp = DIB3000_SELECT_LP;
-		fe_cr  = ofdm->code_rate_LP;
-	}
-	switch (fe_cr) {
-		case FEC_1_2: cr = DIB3000_FEC_1_2; break;
-		case FEC_2_3: cr = DIB3000_FEC_2_3; break;
-		case FEC_3_4: cr = DIB3000_FEC_3_4; break;
-		case FEC_5_6: cr = DIB3000_FEC_5_6; break;
-		case FEC_7_8: cr = DIB3000_FEC_7_8; break;
-		case FEC_NONE: break;
-		case FEC_AUTO: break;
-		default: return -EINVAL;
-	}
+/* settings here are for 27.7MHz */
+	switch (bw) {
+		case BANDWIDTH_8_MHZ:
+			bw_cfg[0] = 0x0019; bw_cfg[1] = 0x5c30; bw_cfg[2] = 0x0054; bw_cfg[3] = 0x88a0; bw_cfg[4] = 0x01a6; bw_cfg[5] = 0xab20;
+			imp_bw_cfg[0] = 0x04db; imp_bw_cfg[1] = 0x00db; imp_bw_cfg[2] = 0x00b7;
+			break;
 
-	wr(DIB3000MC_REG_DEMOD_PARM,DIB3000MC_DEMOD_PARM(alpha,qam,guard,fft));
-	wr(DIB3000MC_REG_HRCH_PARM,DIB3000MC_HRCH_PARM(sel_hp,cr,hrch));
+		case BANDWIDTH_7_MHZ:
+			bw_cfg[0] = 0x001c; bw_cfg[1] = 0xfba5; bw_cfg[2] = 0x0060; bw_cfg[3] = 0x9c25; bw_cfg[4] = 0x01e3; bw_cfg[5] = 0x0cb7;
+			imp_bw_cfg[0] = 0x04c0; imp_bw_cfg[1] = 0x00c0; imp_bw_cfg[2] = 0x00a0;
+			break;
 
-	switch (fep->inversion) {
-		case INVERSION_OFF:
-			wr(DIB3000MC_REG_SET_DDS_FREQ_MSB,DIB3000MC_DDS_FREQ_MSB_INV_OFF);
+		case BANDWIDTH_6_MHZ:
+			bw_cfg[0] = 0x0021; bw_cfg[1] = 0xd040; bw_cfg[2] = 0x0070; bw_cfg[3] = 0xb62b; bw_cfg[4] = 0x0233; bw_cfg[5] = 0x8ed5;
+			imp_bw_cfg[0] = 0x04a5; imp_bw_cfg[1] = 0x00a5; imp_bw_cfg[2] = 0x0089;
 			break;
-		case INVERSION_AUTO: /* fall through */
-		case INVERSION_ON:
-			wr(DIB3000MC_REG_SET_DDS_FREQ_MSB,DIB3000MC_DDS_FREQ_MSB_INV_ON);
+
+		case 255 /* BANDWIDTH_5_MHZ */:
+			bw_cfg[0] = 0x0028; bw_cfg[1] = 0x9380; bw_cfg[2] = 0x0087; bw_cfg[3] = 0x4100; bw_cfg[4] = 0x02a4; bw_cfg[5] = 0x4500;
+			imp_bw_cfg[0] = 0x0489; imp_bw_cfg[1] = 0x0089; imp_bw_cfg[2] = 0x0072;
 			break;
-		default:
-			return -EINVAL;
+
+		default: return -EINVAL;
 	}
 
-	seq = dib3000_seq
-		[ofdm->transmission_mode == TRANSMISSION_MODE_AUTO]
-		[ofdm->guard_interval == GUARD_INTERVAL_AUTO]
-		[fep->inversion == INVERSION_AUTO];
-
-	deb_setf("seq? %d\n", seq);
-	wr(DIB3000MC_REG_SEQ_TPS,DIB3000MC_SEQ_TPS(seq,1));
-	*auto_val = ofdm->constellation == QAM_AUTO ||
-			ofdm->hierarchy_information == HIERARCHY_AUTO ||
-			ofdm->guard_interval == GUARD_INTERVAL_AUTO ||
-			ofdm->transmission_mode == TRANSMISSION_MODE_AUTO ||
-			fe_cr == FEC_AUTO ||
-			fep->inversion == INVERSION_AUTO;
-	return 0;
-}
+	for (reg = 6; reg < 12; reg++)
+		dib3000mc_write_word(state, reg, bw_cfg[reg - 6]);
+	dib3000mc_write_word(state, 12, 0x0000);
+	dib3000mc_write_word(state, 13, 0x03e8);
+	dib3000mc_write_word(state, 14, 0x0000);
+	dib3000mc_write_word(state, 15, 0x03f2);
+	dib3000mc_write_word(state, 16, 0x0001);
+	dib3000mc_write_word(state, 17, 0xb0d0);
+	// P_sec_len
+	dib3000mc_write_word(state, 18, 0x0393);
+	dib3000mc_write_word(state, 19, 0x8700);
 
-static int dib3000mc_get_frontend(struct dvb_frontend* fe,
-				  struct dvb_frontend_parameters *fep)
-{
-	struct dib3000_state* state = fe->demodulator_priv;
-	struct dvb_ofdm_parameters *ofdm = &fep->u.ofdm;
-	fe_code_rate_t *cr;
-	u16 tps_val,cr_val;
-	int inv_test1,inv_test2;
-	u32 dds_val, threshold = 0x1000000;
-
-	if (!(rd(DIB3000MC_REG_LOCK_507) & DIB3000MC_LOCK_507))
-		return 0;
-
-	dds_val = (rd(DIB3000MC_REG_DDS_FREQ_MSB) << 16) + rd(DIB3000MC_REG_DDS_FREQ_LSB);
-	deb_getf("DDS_FREQ: %6x\n",dds_val);
-	if (dds_val < threshold)
-		inv_test1 = 0;
-	else if (dds_val == threshold)
-		inv_test1 = 1;
-	else
-		inv_test1 = 2;
-
-	dds_val = (rd(DIB3000MC_REG_SET_DDS_FREQ_MSB) << 16) + rd(DIB3000MC_REG_SET_DDS_FREQ_LSB);
-	deb_getf("DDS_SET_FREQ: %6x\n",dds_val);
-	if (dds_val < threshold)
-		inv_test2 = 0;
-	else if (dds_val == threshold)
-		inv_test2 = 1;
-	else
-		inv_test2 = 2;
+	for (reg = 55; reg < 58; reg++)
+		dib3000mc_write_word(state, reg, imp_bw_cfg[reg - 55]);
 
-	fep->inversion =
-		((inv_test2 == 2) && (inv_test1==1 || inv_test1==0)) ||
-		((inv_test2 == 0) && (inv_test1==1 || inv_test1==2)) ?
-		INVERSION_ON : INVERSION_OFF;
+	// Timing configuration
+	dib3000mc_set_timing(state, 0, bw, 0);
 
-	deb_getf("inversion %d %d, %d\n", inv_test2, inv_test1, fep->inversion);
+	return 0;
+}
 
-	fep->frequency = state->last_tuned_freq;
-	fep->u.ofdm.bandwidth= state->last_tuned_bw;
+static u16 impulse_noise_val[29] =
 
-	tps_val = rd(DIB3000MC_REG_TUNING_PARM);
+{
+	0x38, 0x6d9, 0x3f28, 0x7a7, 0x3a74, 0x196, 0x32a, 0x48c, 0x3ffe, 0x7f3,
+	0x2d94, 0x76, 0x53d, 0x3ff8, 0x7e3, 0x3320, 0x76, 0x5b3, 0x3feb, 0x7d2,
+	0x365e, 0x76, 0x48c, 0x3ffe, 0x5b3, 0x3feb, 0x76, 0x0000, 0xd
+};
 
-	switch (DIB3000MC_TP_QAM(tps_val)) {
-		case DIB3000_CONSTELLATION_QPSK:
-			deb_getf("QPSK ");
-			ofdm->constellation = QPSK;
-			break;
-		case DIB3000_CONSTELLATION_16QAM:
-			deb_getf("QAM16 ");
-			ofdm->constellation = QAM_16;
-			break;
-		case DIB3000_CONSTELLATION_64QAM:
-			deb_getf("QAM64 ");
-			ofdm->constellation = QAM_64;
-			break;
-		default:
-			err("Unexpected constellation returned by TPS (%d)", tps_val);
-			break;
+static void dib3000mc_set_impulse_noise(struct dib3000mc_state *state, u8 mode, s16 nfft)
+{
+	u16 i;
+	for (i = 58; i < 87; i++)
+		dib3000mc_write_word(state, i, impulse_noise_val[i-58]);
+
+	if (nfft == 1) {
+		dib3000mc_write_word(state, 58, 0x3b);
+		dib3000mc_write_word(state, 84, 0x00);
+		dib3000mc_write_word(state, 85, 0x8200);
 	}
 
-	if (DIB3000MC_TP_HRCH(tps_val)) {
-		deb_getf("HRCH ON ");
-		cr = &ofdm->code_rate_LP;
-		ofdm->code_rate_HP = FEC_NONE;
-		switch (DIB3000MC_TP_ALPHA(tps_val)) {
-			case DIB3000_ALPHA_0:
-				deb_getf("HIERARCHY_NONE ");
-				ofdm->hierarchy_information = HIERARCHY_NONE;
-				break;
-			case DIB3000_ALPHA_1:
-				deb_getf("HIERARCHY_1 ");
-				ofdm->hierarchy_information = HIERARCHY_1;
-				break;
-			case DIB3000_ALPHA_2:
-				deb_getf("HIERARCHY_2 ");
-				ofdm->hierarchy_information = HIERARCHY_2;
-				break;
-			case DIB3000_ALPHA_4:
-				deb_getf("HIERARCHY_4 ");
-				ofdm->hierarchy_information = HIERARCHY_4;
-				break;
-			default:
-				err("Unexpected ALPHA value returned by TPS (%d)", tps_val);
-				break;
-		}
-		cr_val = DIB3000MC_TP_FEC_CR_LP(tps_val);
+	dib3000mc_write_word(state, 34, 0x1294);
+	dib3000mc_write_word(state, 35, 0x1ff8);
+	if (mode == 1)
+		dib3000mc_write_word(state, 55, dib3000mc_read_word(state, 55) | (1 << 10));
+}
+
+static int dib3000mc_init(struct dvb_frontend *demod)
+{
+	struct dib3000mc_state *state = demod->demodulator_priv;
+	struct dibx000_agc_config *agc = state->cfg->agc;
+
+	// Restart Configuration
+	dib3000mc_write_word(state, 1027, 0x8000);
+	dib3000mc_write_word(state, 1027, 0x0000);
+
+	// power up the demod + mobility configuration
+	dib3000mc_write_word(state, 140, 0x0000);
+	dib3000mc_write_word(state, 1031, 0);
+
+	if (state->cfg->mobile_mode) {
+		dib3000mc_write_word(state, 139,  0x0000);
+		dib3000mc_write_word(state, 141,  0x0000);
+		dib3000mc_write_word(state, 175,  0x0002);
+		dib3000mc_write_word(state, 1032, 0x0000);
 	} else {
-		deb_getf("HRCH OFF ");
-		cr = &ofdm->code_rate_HP;
-		ofdm->code_rate_LP = FEC_NONE;
-		ofdm->hierarchy_information = HIERARCHY_NONE;
-		cr_val = DIB3000MC_TP_FEC_CR_HP(tps_val);
+		dib3000mc_write_word(state, 139,  0x0001);
+		dib3000mc_write_word(state, 141,  0x0000);
+		dib3000mc_write_word(state, 175,  0x0000);
+		dib3000mc_write_word(state, 1032, 0x012C);
 	}
+	dib3000mc_write_word(state, 1033, 0);
 
-	switch (cr_val) {
-		case DIB3000_FEC_1_2:
-			deb_getf("FEC_1_2 ");
-			*cr = FEC_1_2;
-			break;
-		case DIB3000_FEC_2_3:
-			deb_getf("FEC_2_3 ");
-			*cr = FEC_2_3;
-			break;
-		case DIB3000_FEC_3_4:
-			deb_getf("FEC_3_4 ");
-			*cr = FEC_3_4;
-			break;
-		case DIB3000_FEC_5_6:
-			deb_getf("FEC_5_6 ");
-			*cr = FEC_4_5;
-			break;
-		case DIB3000_FEC_7_8:
-			deb_getf("FEC_7_8 ");
-			*cr = FEC_7_8;
-			break;
-		default:
-			err("Unexpected FEC returned by TPS (%d)", tps_val);
-			break;
-	}
+	// P_clk_cfg
+	dib3000mc_write_word(state, 1037, 12592);
 
-	switch (DIB3000MC_TP_GUARD(tps_val)) {
-		case DIB3000_GUARD_TIME_1_32:
-			deb_getf("GUARD_INTERVAL_1_32 ");
-			ofdm->guard_interval = GUARD_INTERVAL_1_32;
-			break;
-		case DIB3000_GUARD_TIME_1_16:
-			deb_getf("GUARD_INTERVAL_1_16 ");
-			ofdm->guard_interval = GUARD_INTERVAL_1_16;
-			break;
-		case DIB3000_GUARD_TIME_1_8:
-			deb_getf("GUARD_INTERVAL_1_8 ");
-			ofdm->guard_interval = GUARD_INTERVAL_1_8;
-			break;
-		case DIB3000_GUARD_TIME_1_4:
-			deb_getf("GUARD_INTERVAL_1_4 ");
-			ofdm->guard_interval = GUARD_INTERVAL_1_4;
-			break;
-		default:
-			err("Unexpected Guard Time returned by TPS (%d)", tps_val);
-			break;
-	}
+	// other configurations
 
-	switch (DIB3000MC_TP_FFT(tps_val)) {
-		case DIB3000_TRANSMISSION_MODE_2K:
-			deb_getf("TRANSMISSION_MODE_2K ");
-			ofdm->transmission_mode = TRANSMISSION_MODE_2K;
-			break;
-		case DIB3000_TRANSMISSION_MODE_8K:
-			deb_getf("TRANSMISSION_MODE_8K ");
-			ofdm->transmission_mode = TRANSMISSION_MODE_8K;
-			break;
-		default:
-			err("unexpected transmission mode return by TPS (%d)", tps_val);
-			break;
-	}
-	deb_getf("\n");
+	// P_ctrl_sfreq
+	dib3000mc_write_word(state, 33, (5 << 0));
+	dib3000mc_write_word(state, 88, (1 << 10) | (0x10 << 0));
+
+	// Phase noise control
+	// P_fft_phacor_inh, P_fft_phacor_cpe, P_fft_powrange
+	dib3000mc_write_word(state, 99, (1 << 9) | (0x20 << 0));
+
+	if (state->cfg->phase_noise_mode == 0)
+		dib3000mc_write_word(state, 111, 0x00);
+	else
+		dib3000mc_write_word(state, 111, 0x02);
+
+	// P_agc_global
+	dib3000mc_write_word(state, 50, 0x8000);
+
+	// agc setup misc
+	dib3000mc_setup_pwm3_state(state);
+
+	// P_agc_counter_lock
+	dib3000mc_write_word(state, 53, 0x87);
+	// P_agc_counter_unlock
+	dib3000mc_write_word(state, 54, 0x87);
+
+	/* agc */
+	dib3000mc_write_word(state, 36, state->cfg->max_time);
+	dib3000mc_write_word(state, 37, agc->setup);
+	dib3000mc_write_word(state, 38, state->cfg->pwm3_value);
+	dib3000mc_write_word(state, 39, state->cfg->ln_adc_level);
+
+	// set_agc_loop_Bw
+	dib3000mc_write_word(state, 40, 0x0179);
+	dib3000mc_write_word(state, 41, 0x03f0);
+
+	dib3000mc_write_word(state, 42, agc->agc1_max);
+	dib3000mc_write_word(state, 43, agc->agc1_min);
+	dib3000mc_write_word(state, 44, agc->agc2_max);
+	dib3000mc_write_word(state, 45, agc->agc2_min);
+	dib3000mc_write_word(state, 46, (agc->agc1_pt1 << 8) | agc->agc1_pt2);
+	dib3000mc_write_word(state, 47, (agc->agc1_slope1 << 8) | agc->agc1_slope2);
+	dib3000mc_write_word(state, 48, (agc->agc2_pt1 << 8) | agc->agc2_pt2);
+	dib3000mc_write_word(state, 49, (agc->agc2_slope1 << 8) | agc->agc2_slope2);
+
+// Begin: TimeOut registers
+	// P_pha3_thres
+	dib3000mc_write_word(state, 110, 3277);
+	// P_timf_alpha = 6, P_corm_alpha = 6, P_corm_thres = 0x80
+	dib3000mc_write_word(state,  26, 0x6680);
+	// lock_mask0
+	dib3000mc_write_word(state, 1, 4);
+	// lock_mask1
+	dib3000mc_write_word(state, 2, 4);
+	// lock_mask2
+	dib3000mc_write_word(state, 3, 0x1000);
+	// P_search_maxtrial=1
+	dib3000mc_write_word(state, 5, 1);
+
+	dib3000mc_set_bandwidth(&state->demod, BANDWIDTH_8_MHZ);
+
+	// div_lock_mask
+	dib3000mc_write_word(state,  4, 0x814);
+
+	dib3000mc_write_word(state, 21, (1 << 9) | 0x164);
+	dib3000mc_write_word(state, 22, 0x463d);
+
+	// Spurious rm cfg
+	// P_cspu_regul, P_cspu_win_cut
+	dib3000mc_write_word(state, 120, 0x200f);
+	// P_adp_selec_monit
+	dib3000mc_write_word(state, 134, 0);
+
+	// Fec cfg
+	dib3000mc_write_word(state, 195, 0x10);
+
+	// diversity register: P_dvsy_sync_wait..
+	dib3000mc_write_word(state, 180, 0x2FF0);
+
+	// Impulse noise configuration
+	dib3000mc_set_impulse_noise(state, 0, 1);
+
+	// output mode set-up
+	dib3000mc_set_output_mode(state, OUTMODE_HIGH_Z);
+
+	/* close the i2c-gate */
+	dib3000mc_write_word(state, 769, (1 << 7) );
 
 	return 0;
 }
 
-static int dib3000mc_set_frontend(struct dvb_frontend* fe,
-				  struct dvb_frontend_parameters *fep, int tuner)
+static int dib3000mc_sleep(struct dvb_frontend *demod)
 {
-	struct dib3000_state* state = fe->demodulator_priv;
-	struct dvb_ofdm_parameters *ofdm = &fep->u.ofdm;
-	int search_state,auto_val;
-	u16 val;
+	struct dib3000mc_state *state = demod->demodulator_priv;
 
-	if (tuner && fe->ops.tuner_ops.set_params) { /* initial call from dvb */
-		fe->ops.tuner_ops.set_params(fe, fep);
-		if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0);
-
-		state->last_tuned_freq = fep->frequency;
-	//	if (!scanboost) {
-			dib3000mc_set_timing(state,0,ofdm->transmission_mode,ofdm->bandwidth);
-			dib3000mc_init_auto_scan(state, ofdm->bandwidth, 0);
-			state->last_tuned_bw = ofdm->bandwidth;
-
-			wr_foreach(dib3000mc_reg_agc_bandwidth,dib3000mc_agc_bandwidth);
-			wr(DIB3000MC_REG_RESTART,DIB3000MC_RESTART_AGC);
-			wr(DIB3000MC_REG_RESTART,DIB3000MC_RESTART_OFF);
-
-			/* Default cfg isi offset adp */
-			wr_foreach(dib3000mc_reg_offset,dib3000mc_offset[0]);
-
-			wr(DIB3000MC_REG_ISI,DIB3000MC_ISI_DEFAULT | DIB3000MC_ISI_INHIBIT);
-			dib3000mc_set_adp_cfg(state,ofdm->constellation);
-			wr(DIB3000MC_REG_UNK_133,DIB3000MC_UNK_133);
-
-			wr_foreach(dib3000mc_reg_bandwidth_general,dib3000mc_bandwidth_general);
-			/* power smoothing */
-			if (ofdm->bandwidth != BANDWIDTH_8_MHZ) {
-				wr_foreach(dib3000mc_reg_bw,dib3000mc_bw[0]);
-			} else {
-				wr_foreach(dib3000mc_reg_bw,dib3000mc_bw[3]);
-			}
-			auto_val = 0;
-			dib3000mc_set_general_cfg(state,fep,&auto_val);
-			dib3000mc_set_impulse_noise(state,0,ofdm->constellation,ofdm->bandwidth);
-
-			val = rd(DIB3000MC_REG_DEMOD_PARM);
-			wr(DIB3000MC_REG_DEMOD_PARM,val|DIB3000MC_DEMOD_RST_DEMOD_ON);
-			wr(DIB3000MC_REG_DEMOD_PARM,val);
-	//	}
-		msleep(70);
-
-		/* something has to be auto searched */
-		if (auto_val) {
-			int as_count=0;
-
-			deb_setf("autosearch enabled.\n");
-
-			val = rd(DIB3000MC_REG_DEMOD_PARM);
-			wr(DIB3000MC_REG_DEMOD_PARM,val | DIB3000MC_DEMOD_RST_AUTO_SRCH_ON);
-			wr(DIB3000MC_REG_DEMOD_PARM,val);
-
-			while ((search_state = dib3000_search_status(
-						rd(DIB3000MC_REG_AS_IRQ),1)) < 0 && as_count++ < 100)
-				msleep(10);
-
-			deb_info("search_state after autosearch %d after %d checks\n",search_state,as_count);
-
-			if (search_state == 1) {
-				struct dvb_frontend_parameters feps;
-				if (dib3000mc_get_frontend(fe, &feps) == 0) {
-					deb_setf("reading tuning data from frontend succeeded.\n");
-					return dib3000mc_set_frontend(fe, &feps, 0);
-				}
-			}
-		} else {
-			dib3000mc_set_impulse_noise(state,0,ofdm->transmission_mode,ofdm->bandwidth);
-			wr(DIB3000MC_REG_ISI,DIB3000MC_ISI_DEFAULT|DIB3000MC_ISI_ACTIVATE);
-			dib3000mc_set_adp_cfg(state,ofdm->constellation);
-
-			/* set_offset_cfg */
-			wr_foreach(dib3000mc_reg_offset,
-					dib3000mc_offset[(ofdm->transmission_mode == TRANSMISSION_MODE_8K)+1]);
-		}
-	} else { /* second call, after autosearch (fka: set_WithKnownParams) */
-//		dib3000mc_set_timing(state,1,ofdm->transmission_mode,ofdm->bandwidth);
-
-		auto_val = 0;
-		dib3000mc_set_general_cfg(state,fep,&auto_val);
-		if (auto_val)
-			deb_info("auto_val is true, even though an auto search was already performed.\n");
-
-		dib3000mc_set_impulse_noise(state,0,ofdm->constellation,ofdm->bandwidth);
-
-		val = rd(DIB3000MC_REG_DEMOD_PARM);
-		wr(DIB3000MC_REG_DEMOD_PARM,val | DIB3000MC_DEMOD_RST_AUTO_SRCH_ON);
-		wr(DIB3000MC_REG_DEMOD_PARM,val);
+	dib3000mc_write_word(state, 1037, dib3000mc_read_word(state, 1037) | 0x0003);
+	dib3000mc_write_word(state, 1031, 0xFFFF);
+	dib3000mc_write_word(state, 1032, 0xFFFF);
+	dib3000mc_write_word(state, 1033, 0xFFF4);   // ****  Bin2
 
-		msleep(30);
+    return 0;
+}
 
-		wr(DIB3000MC_REG_ISI,DIB3000MC_ISI_DEFAULT|DIB3000MC_ISI_ACTIVATE);
-			dib3000mc_set_adp_cfg(state,ofdm->constellation);
-		wr_foreach(dib3000mc_reg_offset,
-				dib3000mc_offset[(ofdm->transmission_mode == TRANSMISSION_MODE_8K)+1]);
+static void dib3000mc_set_adp_cfg(struct dib3000mc_state *state, s16 qam)
+{
+	u16 cfg[4] = { 0 },reg;
+	switch (qam) {
+		case 0:
+			cfg[0] = 0x099a; cfg[1] = 0x7fae; cfg[2] = 0x0333; cfg[3] = 0x7ff0;
+			break;
+		case 1:
+			cfg[0] = 0x023d; cfg[1] = 0x7fdf; cfg[2] = 0x00a4; cfg[3] = 0x7ff0;
+			break;
+		case 2:
+			cfg[0] = 0x0148; cfg[1] = 0x7ff0; cfg[2] = 0x00a4; cfg[3] = 0x7ff8;
+			break;
 	}
-	return 0;
+	for (reg = 129; reg < 133; reg++)
+		dib3000mc_write_word(state, reg, cfg[reg - 129]);
 }
 
-static int dib3000mc_fe_init(struct dvb_frontend* fe, int mobile_mode)
+static void dib3000mc_set_channel_cfg(struct dib3000mc_state *state, struct dibx000_ofdm_channel *chan, u16 seq)
 {
-	struct dib3000_state *state = fe->demodulator_priv;
-	deb_info("init start\n");
-
-	state->timing_offset = 0;
-	state->timing_offset_comp_done = 0;
+	u16 tmp;
 
-	wr(DIB3000MC_REG_RESTART,DIB3000MC_RESTART_CONFIG);
-	wr(DIB3000MC_REG_RESTART,DIB3000MC_RESTART_OFF);
-	wr(DIB3000MC_REG_CLK_CFG_1,DIB3000MC_CLK_CFG_1_POWER_UP);
-	wr(DIB3000MC_REG_CLK_CFG_2,DIB3000MC_CLK_CFG_2_PUP_MOBILE);
-	wr(DIB3000MC_REG_CLK_CFG_3,DIB3000MC_CLK_CFG_3_POWER_UP);
-	wr(DIB3000MC_REG_CLK_CFG_7,DIB3000MC_CLK_CFG_7_INIT);
+	dib3000mc_set_timing(state, chan->nfft, chan->Bw, 0);
 
-	wr(DIB3000MC_REG_RST_UNC,DIB3000MC_RST_UNC_OFF);
-	wr(DIB3000MC_REG_UNK_19,DIB3000MC_UNK_19);
+//	if (boost)
+//		dib3000mc_write_word(state, 100, (11 << 6) + 6);
+//	else
+		dib3000mc_write_word(state, 100, (16 << 6) + 9);
 
-	wr(33,5);
-	wr(36,81);
-	wr(DIB3000MC_REG_UNK_88,DIB3000MC_UNK_88);
+	dib3000mc_write_word(state, 1027, 0x0800);
+	dib3000mc_write_word(state, 1027, 0x0000);
 
-	wr(DIB3000MC_REG_UNK_99,DIB3000MC_UNK_99);
-	wr(DIB3000MC_REG_UNK_111,DIB3000MC_UNK_111_PH_N_MODE_0); /* phase noise algo off */
+	//Default cfg isi offset adp
+	dib3000mc_write_word(state, 26,  0x6680);
+	dib3000mc_write_word(state, 29,  0x1273);
+	dib3000mc_write_word(state, 33,       5);
+	dib3000mc_set_adp_cfg(state, 1);
+	dib3000mc_write_word(state, 133,  15564);
 
-	/* mobile mode - portable reception */
-	wr_foreach(dib3000mc_reg_mobile_mode,dib3000mc_mobile_mode[1]);
+	dib3000mc_write_word(state, 12 , 0x0);
+	dib3000mc_write_word(state, 13 , 0x3e8);
+	dib3000mc_write_word(state, 14 , 0x0);
+	dib3000mc_write_word(state, 15 , 0x3f2);
 
-/* TUNER_PANASONIC_ENV57H12D5: */
-	wr_foreach(dib3000mc_reg_agc_bandwidth,dib3000mc_agc_bandwidth);
-	wr_foreach(dib3000mc_reg_agc_bandwidth_general,dib3000mc_agc_bandwidth_general);
-	wr_foreach(dib3000mc_reg_agc,dib3000mc_agc_tuner[1]);
+	dib3000mc_write_word(state, 93,0);
+	dib3000mc_write_word(state, 94,0);
+	dib3000mc_write_word(state, 95,0);
+	dib3000mc_write_word(state, 96,0);
+	dib3000mc_write_word(state, 97,0);
+	dib3000mc_write_word(state, 98,0);
 
-	wr(DIB3000MC_REG_UNK_110,DIB3000MC_UNK_110);
-	wr(26,0x6680);
-	wr(DIB3000MC_REG_UNK_1,DIB3000MC_UNK_1);
-	wr(DIB3000MC_REG_UNK_2,DIB3000MC_UNK_2);
-	wr(DIB3000MC_REG_UNK_3,DIB3000MC_UNK_3);
-	wr(DIB3000MC_REG_SEQ_TPS,DIB3000MC_SEQ_TPS_DEFAULT);
+	dib3000mc_set_impulse_noise(state, 0, chan->nfft);
 
-	wr_foreach(dib3000mc_reg_bandwidth,dib3000mc_bandwidth_8mhz);
-	wr_foreach(dib3000mc_reg_bandwidth_general,dib3000mc_bandwidth_general);
+	tmp = ((chan->nfft & 0x1) << 7) | (chan->guard << 5) | (chan->nqam << 3) | chan->vit_alpha;
+	dib3000mc_write_word(state, 0, tmp);
 
-	wr(DIB3000MC_REG_UNK_4,DIB3000MC_UNK_4);
+	dib3000mc_write_word(state, 5, seq);
 
-	wr(DIB3000MC_REG_SET_DDS_FREQ_MSB,DIB3000MC_DDS_FREQ_MSB_INV_OFF);
-	wr(DIB3000MC_REG_SET_DDS_FREQ_LSB,DIB3000MC_DDS_FREQ_LSB);
+	tmp = (chan->vit_hrch << 4) | (chan->vit_select_hp);
+	if (!chan->vit_hrch || (chan->vit_hrch && chan->vit_select_hp))
+		tmp |= chan->vit_code_rate_hp << 1;
+	else
+		tmp |= chan->vit_code_rate_lp << 1;
+	dib3000mc_write_word(state, 181, tmp);
 
-	dib3000mc_set_timing(state,0,TRANSMISSION_MODE_8K,BANDWIDTH_8_MHZ);
-//	wr_foreach(dib3000mc_reg_timing_freq,dib3000mc_timing_freq[3]);
+	// diversity synchro delay
+	tmp = dib3000mc_read_word(state, 180) & 0x000f;
+	tmp |= ((chan->nfft == 0) ? 64 : 256) * ((1 << (chan->guard)) * 3 / 2) << 4; // add 50% SFN margin
+	dib3000mc_write_word(state, 180, tmp);
 
-	wr(DIB3000MC_REG_UNK_120,DIB3000MC_UNK_120);
-	wr(DIB3000MC_REG_UNK_134,DIB3000MC_UNK_134);
-	wr(DIB3000MC_REG_FEC_CFG,DIB3000MC_FEC_CFG);
+	// restart demod
+	tmp = dib3000mc_read_word(state, 0);
+	dib3000mc_write_word(state, 0, tmp | (1 << 9));
+	dib3000mc_write_word(state, 0, tmp);
 
-	wr(DIB3000MC_REG_DIVERSITY3,DIB3000MC_DIVERSITY3_IN_OFF);
+	msleep(30);
 
-	dib3000mc_set_impulse_noise(state,0,TRANSMISSION_MODE_8K,BANDWIDTH_8_MHZ);
+	dib3000mc_set_impulse_noise(state, state->cfg->impulse_noise_mode, chan->nfft);
+}
 
-/* output mode control, just the MPEG2_SLAVE */
-//	set_or(DIB3000MC_REG_OUTMODE,DIB3000MC_OM_SLAVE);
-	wr(DIB3000MC_REG_OUTMODE,DIB3000MC_OM_SLAVE);
-	wr(DIB3000MC_REG_SMO_MODE,DIB3000MC_SMO_MODE_SLAVE);
-	wr(DIB3000MC_REG_FIFO_THRESHOLD,DIB3000MC_FIFO_THRESHOLD_SLAVE);
-	wr(DIB3000MC_REG_ELEC_OUT,DIB3000MC_ELEC_OUT_SLAVE);
+static int dib3000mc_autosearch_start(struct dvb_frontend *demod, struct dibx000_ofdm_channel *chan)
+{
+	struct dib3000mc_state *state = demod->demodulator_priv;
+	u16 reg;
+//	u32 val;
+	struct dibx000_ofdm_channel fchan;
 
-/* MPEG2_PARALLEL_CONTINUOUS_CLOCK
-	wr(DIB3000MC_REG_OUTMODE,
-		DIB3000MC_SET_OUTMODE(DIB3000MC_OM_PAR_CONT_CLK,
-			rd(DIB3000MC_REG_OUTMODE)));
+	INIT_OFDM_CHANNEL(&fchan);
+	fchan = *chan;
 
-	wr(DIB3000MC_REG_SMO_MODE,
-			DIB3000MC_SMO_MODE_DEFAULT |
-			DIB3000MC_SMO_MODE_188);
 
-	wr(DIB3000MC_REG_FIFO_THRESHOLD,DIB3000MC_FIFO_THRESHOLD_DEFAULT);
-	wr(DIB3000MC_REG_ELEC_OUT,DIB3000MC_ELEC_OUT_DIV_OUT_ON);
-*/
+	/* a channel for autosearch */
+	reg = 0;
+	if (chan->nfft == -1 && chan->guard == -1) reg = 7;
+	if (chan->nfft == -1 && chan->guard != -1) reg = 2;
+	if (chan->nfft != -1 && chan->guard == -1) reg = 3;
 
-/* diversity */
-	wr(DIB3000MC_REG_DIVERSITY1,DIB3000MC_DIVERSITY1_DEFAULT);
-	wr(DIB3000MC_REG_DIVERSITY2,DIB3000MC_DIVERSITY2_DEFAULT);
+	fchan.nfft = 1; fchan.guard = 0; fchan.nqam = 2;
+	fchan.vit_alpha = 1; fchan.vit_code_rate_hp = 2; fchan.vit_code_rate_lp = 2;
+	fchan.vit_hrch = 0; fchan.vit_select_hp = 1;
 
-	set_and(DIB3000MC_REG_DIVERSITY3,DIB3000MC_DIVERSITY3_IN_OFF);
+	dib3000mc_set_channel_cfg(state, &fchan, reg);
 
-	set_or(DIB3000MC_REG_CLK_CFG_7,DIB3000MC_CLK_CFG_7_DIV_IN_OFF);
+	reg = dib3000mc_read_word(state, 0);
+	dib3000mc_write_word(state, 0, reg | (1 << 8));
+	dib3000mc_write_word(state, 0, reg);
 
-	deb_info("init end\n");
 	return 0;
 }
-static int dib3000mc_read_status(struct dvb_frontend* fe, fe_status_t *stat)
+
+static int dib3000mc_autosearch_is_irq(struct dvb_frontend *demod)
 {
-	struct dib3000_state* state = fe->demodulator_priv;
-	u16 lock = rd(DIB3000MC_REG_LOCKING);
+	struct dib3000mc_state *state = demod->demodulator_priv;
+	u16 irq_pending = dib3000mc_read_word(state, 511);
 
-	*stat = 0;
-	if (DIB3000MC_AGC_LOCK(lock))
-		*stat |= FE_HAS_SIGNAL;
-	if (DIB3000MC_CARRIER_LOCK(lock))
-		*stat |= FE_HAS_CARRIER;
-	if (DIB3000MC_TPS_LOCK(lock))
-		*stat |= FE_HAS_VITERBI;
-	if (DIB3000MC_MPEG_SYNC_LOCK(lock))
-		*stat |= (FE_HAS_SYNC | FE_HAS_LOCK);
+	if (irq_pending & 0x1) // failed
+		return 1;
 
-	deb_stat("actual status is %2x fifo_level: %x,244: %x, 206: %x, 207: %x, 1040: %x\n",*stat,rd(510),rd(244),rd(206),rd(207),rd(1040));
+	if (irq_pending & 0x2) // succeeded
+		return 2;
 
-	return 0;
+	return 0; // still pending
 }
 
-static int dib3000mc_read_ber(struct dvb_frontend* fe, u32 *ber)
+static int dib3000mc_tune(struct dvb_frontend *demod, struct dibx000_ofdm_channel *ch)
 {
-	struct dib3000_state* state = fe->demodulator_priv;
-	*ber = ((rd(DIB3000MC_REG_BER_MSB) << 16) | rd(DIB3000MC_REG_BER_LSB));
+	struct dib3000mc_state *state = demod->demodulator_priv;
+
+	// ** configure demod **
+	dib3000mc_set_channel_cfg(state, ch, 0);
+
+	// activates isi
+	dib3000mc_write_word(state, 29, 0x1073);
+
+	dib3000mc_set_adp_cfg(state, (u8)ch->nqam);
+
+	if (ch->nfft == 1) {
+		dib3000mc_write_word(state, 26, 38528);
+		dib3000mc_write_word(state, 33, 8);
+	} else {
+		dib3000mc_write_word(state, 26, 30336);
+		dib3000mc_write_word(state, 33, 6);
+	}
+
+	// if (lock)
+	//	dib3000mc_set_timing(state, ch->nfft, ch->Bw, 1);
+
 	return 0;
 }
 
-static int dib3000mc_read_unc_blocks(struct dvb_frontend* fe, u32 *unc)
+static int dib3000mc_demod_output_mode(struct dvb_frontend *demod, int mode)
 {
-	struct dib3000_state* state = fe->demodulator_priv;
-
-	*unc = rd(DIB3000MC_REG_PACKET_ERRORS);
-	return 0;
+	struct dib3000mc_state *state = demod->demodulator_priv;
+	return dib3000mc_set_output_mode(state, mode);
 }
 
-/* see dib3000mb.c for calculation comments */
-static int dib3000mc_read_signal_strength(struct dvb_frontend* fe, u16 *strength)
+static int dib3000mc_i2c_enumeration(struct dvb_frontend *demod[], int no_of_demods, u8 default_addr)
 {
-	struct dib3000_state* state = fe->demodulator_priv;
-	u16 val = rd(DIB3000MC_REG_SIGNAL_NOISE_LSB);
-	*strength = (((val >> 6) & 0xff) << 8) + (val & 0x3f);
+	struct dib3000mc_state *st;
+	int k,ret=0;
+	u8 new_addr;
+
+	static u8 DIB3000MC_I2C_ADDRESS[] = {20,22,24,26};
+
+	for (k = no_of_demods-1; k >= 0; k--) {
+		st = demod[k]->demodulator_priv;
+
+		/* designated i2c address */
+		new_addr          = DIB3000MC_I2C_ADDRESS[k];
+
+		st->i2c_addr = new_addr;
+		if (dib3000mc_identify(st) != 0) {
+			st->i2c_addr = default_addr;
+			if (dib3000mc_identify(st) != 0) {
+				dprintk("-E-  DiB3000P/MC #%d: not identified\n", k);
+				return -EINVAL;
+			}
+		}
+
+		/* turn on div_out */
+		dib3000mc_demod_output_mode(demod[k], OUTMODE_MPEG2_PAR_CONT_CLK);
+
+		// set new i2c address and force divstr (Bit 1) to value 0 (Bit 0)
+		ret |= dib3000mc_write_word(st, 1024, (new_addr << 3) | 0x1);
+		st->i2c_addr = new_addr;
+	}
+
+	for (k = 0; k < no_of_demods; k++) {
+		st = demod[k]->demodulator_priv;
+
+		ret |= dib3000mc_write_word(st, 1024, st->i2c_addr << 3);
 
-	deb_stat("signal: mantisse = %d, exponent = %d\n",(*strength >> 8) & 0xff, *strength & 0xff);
+		/* turn off data output */
+		dib3000mc_demod_output_mode(demod[k],OUTMODE_HIGH_Z);
+		dib3000mc_write_word(st, 769, (1 << 7) );
+
+	}
 	return 0;
 }
 
-/* see dib3000mb.c for calculation comments */
-static int dib3000mc_read_snr(struct dvb_frontend* fe, u16 *snr)
+struct i2c_adapter * dib3000mc_get_tuner_i2c_master(struct dvb_frontend *demod, int gating)
 {
-	struct dib3000_state* state = fe->demodulator_priv;
-	u16 val = rd(DIB3000MC_REG_SIGNAL_NOISE_LSB),
-		val2 = rd(DIB3000MC_REG_SIGNAL_NOISE_MSB);
-	u16 sig,noise;
+	struct dib3000mc_state *st = demod->demodulator_priv;
+	return dibx000_get_i2c_adapter(&st->i2c_master, DIBX000_I2C_INTERFACE_TUNER, gating);
+}
 
-	sig =   (((val >> 6) & 0xff) << 8) + (val & 0x3f);
-	noise = (((val >> 4) & 0xff) << 8) + ((val & 0xf) << 2) + ((val2 >> 14) & 0x3);
-	if (noise == 0)
-		*snr = 0xffff;
-	else
-		*snr = (u16) sig/noise;
+EXPORT_SYMBOL(dib3000mc_get_tuner_i2c_master);
+
+static int dib3000mc_get_frontend(struct dvb_frontend* fe,
+				struct dvb_frontend_parameters *fep)
+{
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	u16 tps = dib3000mc_read_word(state,458);
+
+	fep->inversion = INVERSION_AUTO;
+
+	fep->u.ofdm.bandwidth = state->current_bandwidth;
+
+	switch ((tps >> 8) & 0x1) {
+		case 0: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_2K; break;
+		case 1: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_8K; break;
+	}
+
+	switch (tps & 0x3) {
+		case 0: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_32; break;
+		case 1: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_16; break;
+		case 2: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_8; break;
+		case 3: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_4; break;
+	}
+
+	switch ((tps >> 13) & 0x3) {
+		case 0: fep->u.ofdm.constellation = QPSK; break;
+		case 1: fep->u.ofdm.constellation = QAM_16; break;
+		case 2:
+		default: fep->u.ofdm.constellation = QAM_64; break;
+	}
+
+	/* as long as the frontend_param structure is fixed for hierarchical transmission I refuse to use it */
+	/* (tps >> 12) & 0x1 == hrch is used, (tps >> 9) & 0x7 == alpha */
+
+	fep->u.ofdm.hierarchy_information = HIERARCHY_NONE;
+	switch ((tps >> 5) & 0x7) {
+		case 1: fep->u.ofdm.code_rate_HP = FEC_1_2; break;
+		case 2: fep->u.ofdm.code_rate_HP = FEC_2_3; break;
+		case 3: fep->u.ofdm.code_rate_HP = FEC_3_4; break;
+		case 5: fep->u.ofdm.code_rate_HP = FEC_5_6; break;
+		case 7:
+		default: fep->u.ofdm.code_rate_HP = FEC_7_8; break;
+
+	}
+
+	switch ((tps >> 2) & 0x7) {
+		case 1: fep->u.ofdm.code_rate_LP = FEC_1_2; break;
+		case 2: fep->u.ofdm.code_rate_LP = FEC_2_3; break;
+		case 3: fep->u.ofdm.code_rate_LP = FEC_3_4; break;
+		case 5: fep->u.ofdm.code_rate_LP = FEC_5_6; break;
+		case 7:
+		default: fep->u.ofdm.code_rate_LP = FEC_7_8; break;
+	}
 
-	deb_stat("signal: mantisse = %d, exponent = %d\n",(sig >> 8) & 0xff, sig & 0xff);
-	deb_stat("noise:  mantisse = %d, exponent = %d\n",(noise >> 8) & 0xff, noise & 0xff);
-	deb_stat("snr: %d\n",*snr);
 	return 0;
 }
 
-static int dib3000mc_sleep(struct dvb_frontend* fe)
+static int dib3000mc_set_frontend(struct dvb_frontend* fe,
+				struct dvb_frontend_parameters *fep)
 {
-	struct dib3000_state* state = fe->demodulator_priv;
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	struct dibx000_ofdm_channel ch;
 
-	set_or(DIB3000MC_REG_CLK_CFG_7,DIB3000MC_CLK_CFG_7_PWR_DOWN);
-	wr(DIB3000MC_REG_CLK_CFG_1,DIB3000MC_CLK_CFG_1_POWER_DOWN);
-	wr(DIB3000MC_REG_CLK_CFG_2,DIB3000MC_CLK_CFG_2_POWER_DOWN);
-	wr(DIB3000MC_REG_CLK_CFG_3,DIB3000MC_CLK_CFG_3_POWER_DOWN);
-	return 0;
+	INIT_OFDM_CHANNEL(&ch);
+	FEP2DIB(fep,&ch);
+
+	state->current_bandwidth = fep->u.ofdm.bandwidth;
+	dib3000mc_set_bandwidth(fe, fep->u.ofdm.bandwidth);
+
+	if (fe->ops.tuner_ops.set_params) {
+		fe->ops.tuner_ops.set_params(fe, fep);
+		msleep(100);
+	}
+
+	if (fep->u.ofdm.transmission_mode == TRANSMISSION_MODE_AUTO ||
+		fep->u.ofdm.guard_interval    == GUARD_INTERVAL_AUTO ||
+		fep->u.ofdm.constellation     == QAM_AUTO ||
+		fep->u.ofdm.code_rate_HP      == FEC_AUTO) {
+		int i = 100, found;
+
+		dib3000mc_autosearch_start(fe, &ch);
+		do {
+			msleep(1);
+			found = dib3000mc_autosearch_is_irq(fe);
+		} while (found == 0 && i--);
+
+		dprintk("autosearch returns: %d\n",found);
+		if (found == 0 || found == 1)
+			return 0; // no channel found
+
+		dib3000mc_get_frontend(fe, fep);
+		FEP2DIB(fep,&ch);
+	}
+
+	/* make this a config parameter */
+	dib3000mc_set_output_mode(state, OUTMODE_MPEG2_FIFO);
+
+	return dib3000mc_tune(fe, &ch);
 }
 
-static int dib3000mc_fe_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings *tune)
+static int dib3000mc_read_status(struct dvb_frontend *fe, fe_status_t *stat)
 {
-	tune->min_delay_ms = 1000;
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	u16 lock = dib3000mc_read_word(state, 509);
+
+	*stat = 0;
+
+	if (lock & 0x8000)
+		*stat |= FE_HAS_SIGNAL;
+	if (lock & 0x3000)
+		*stat |= FE_HAS_CARRIER;
+	if (lock & 0x0100)
+		*stat |= FE_HAS_VITERBI;
+	if (lock & 0x0010)
+		*stat |= FE_HAS_SYNC;
+	if (lock & 0x0008)
+		*stat |= FE_HAS_LOCK;
+
 	return 0;
 }
 
-static int dib3000mc_fe_init_nonmobile(struct dvb_frontend* fe)
+static int dib3000mc_read_ber(struct dvb_frontend *fe, u32 *ber)
 {
-	return dib3000mc_fe_init(fe, 0);
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	*ber = (dib3000mc_read_word(state, 500) << 16) | dib3000mc_read_word(state, 501);
+	return 0;
 }
 
-static int dib3000mc_set_frontend_and_tuner(struct dvb_frontend* fe, struct dvb_frontend_parameters *fep)
+static int dib3000mc_read_unc_blocks(struct dvb_frontend *fe, u32 *unc)
 {
-	return dib3000mc_set_frontend(fe, fep, 1);
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	*unc = dib3000mc_read_word(state, 508);
+	return 0;
 }
 
-static void dib3000mc_release(struct dvb_frontend* fe)
+static int dib3000mc_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
 {
-	struct dib3000_state *state = fe->demodulator_priv;
-	kfree(state);
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	u16 val = dib3000mc_read_word(state, 392);
+	*strength = 65535 - val;
+	return 0;
 }
 
-/* pid filter and transfer stuff */
-static int dib3000mc_pid_control(struct dvb_frontend *fe,int index, int pid,int onoff)
+static int dib3000mc_read_snr(struct dvb_frontend* fe, u16 *snr)
 {
-	struct dib3000_state *state = fe->demodulator_priv;
-	pid = (onoff ? pid | DIB3000_ACTIVATE_PID_FILTERING : 0);
-	wr(index+DIB3000MC_REG_FIRST_PID,pid);
+	*snr = 0x0000;
 	return 0;
 }
 
-static int dib3000mc_fifo_control(struct dvb_frontend *fe, int onoff)
+static int dib3000mc_fe_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings *tune)
 {
-	struct dib3000_state *state = fe->demodulator_priv;
-	u16 tmp = rd(DIB3000MC_REG_SMO_MODE);
-
-	deb_xfer("%s fifo\n",onoff ? "enabling" : "disabling");
-
-	if (onoff) {
-		deb_xfer("%d %x\n",tmp & DIB3000MC_SMO_MODE_FIFO_UNFLUSH,tmp & DIB3000MC_SMO_MODE_FIFO_UNFLUSH);
-		wr(DIB3000MC_REG_SMO_MODE,tmp & DIB3000MC_SMO_MODE_FIFO_UNFLUSH);
-	} else {
-		deb_xfer("%d %x\n",tmp | DIB3000MC_SMO_MODE_FIFO_FLUSH,tmp | DIB3000MC_SMO_MODE_FIFO_FLUSH);
-		wr(DIB3000MC_REG_SMO_MODE,tmp | DIB3000MC_SMO_MODE_FIFO_FLUSH);
-	}
+	tune->min_delay_ms = 1000;
 	return 0;
 }
 
-static int dib3000mc_pid_parse(struct dvb_frontend *fe, int onoff)
+static void dib3000mc_release(struct dvb_frontend *fe)
 {
-	struct dib3000_state *state = fe->demodulator_priv;
-	u16 tmp = rd(DIB3000MC_REG_SMO_MODE);
-
-	deb_xfer("%s pid parsing\n",onoff ? "enabling" : "disabling");
-
-	if (onoff) {
-		wr(DIB3000MC_REG_SMO_MODE,tmp | DIB3000MC_SMO_MODE_PID_PARSE);
-	} else {
-		wr(DIB3000MC_REG_SMO_MODE,tmp & DIB3000MC_SMO_MODE_NO_PID_PARSE);
-	}
-	return 0;
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	dibx000_exit_i2c_master(&state->i2c_master);
+	kfree(state);
 }
 
-static int dib3000mc_tuner_pass_ctrl(struct dvb_frontend *fe, int onoff, u8 pll_addr)
+int dib3000mc_pid_control(struct dvb_frontend *fe, int index, int pid,int onoff)
 {
-	struct dib3000_state *state = fe->demodulator_priv;
-	if (onoff) {
-		wr(DIB3000MC_REG_TUNER, DIB3000_TUNER_WRITE_ENABLE(pll_addr));
-	} else {
-		wr(DIB3000MC_REG_TUNER, DIB3000_TUNER_WRITE_DISABLE(pll_addr));
-	}
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	dib3000mc_write_word(state, 212 + index,  onoff ? (1 << 13) | pid : 0);
 	return 0;
 }
+EXPORT_SYMBOL(dib3000mc_pid_control);
 
-static int dib3000mc_demod_init(struct dib3000_state *state)
+int dib3000mc_pid_parse(struct dvb_frontend *fe, int onoff)
 {
-	u16 default_addr = 0x0a;
-	/* first init */
-	if (state->config.demod_address != default_addr) {
-		deb_info("initializing the demod the first time. Setting demod addr to 0x%x\n",default_addr);
-		wr(DIB3000MC_REG_ELEC_OUT,DIB3000MC_ELEC_OUT_DIV_OUT_ON);
-		wr(DIB3000MC_REG_OUTMODE,DIB3000MC_OM_PAR_CONT_CLK);
-
-		wr(DIB3000MC_REG_RST_I2C_ADDR,
-			DIB3000MC_DEMOD_ADDR(default_addr) |
-			DIB3000MC_DEMOD_ADDR_ON);
-
-		state->config.demod_address = default_addr;
-
-		wr(DIB3000MC_REG_RST_I2C_ADDR,
-			DIB3000MC_DEMOD_ADDR(default_addr));
-	} else
-		deb_info("demod is already initialized. Demod addr: 0x%x\n",state->config.demod_address);
-	return 0;
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	u16 tmp = dib3000mc_read_word(state, 206) & ~(1 << 4);
+	tmp |= (onoff << 4);
+	return dib3000mc_write_word(state, 206, tmp);
 }
+EXPORT_SYMBOL(dib3000mc_pid_parse);
 
+void dib3000mc_set_config(struct dvb_frontend *fe, struct dib3000mc_config *cfg)
+{
+	struct dib3000mc_state *state = fe->demodulator_priv;
+	state->cfg = cfg;
+}
+EXPORT_SYMBOL(dib3000mc_set_config);
 
 static struct dvb_frontend_ops dib3000mc_ops;
 
-struct dvb_frontend* dib3000mc_attach(const struct dib3000_config* config,
-				      struct i2c_adapter* i2c, struct dib_fe_xfer_ops *xfer_ops)
+int dib3000mc_attach(struct i2c_adapter *i2c_adap, int no_of_demods, u8	default_addr,				u8 do_i2c_enum, struct dib3000mc_config cfg[], struct dvb_frontend *demod[])
 {
-	struct dib3000_state* state = NULL;
-	u16 devid;
+	struct dib3000mc_state *st;
+	int k, num=0;
 
-	/* allocate memory for the internal state */
-	state = kzalloc(sizeof(struct dib3000_state), GFP_KERNEL);
-	if (state == NULL)
-		goto error;
+	if (no_of_demods < 1)
+		return -EINVAL;
 
-	/* setup the state */
-	state->i2c = i2c;
-	memcpy(&state->config,config,sizeof(struct dib3000_config));
+	for (k = 0; k < no_of_demods; k++) {
+		st = kzalloc(sizeof(struct dib3000mc_state), GFP_KERNEL);
+		if (st == NULL)
+			goto error;
 
-	/* check for the correct demod */
-	if (rd(DIB3000_REG_MANUFACTOR_ID) != DIB3000_I2C_ID_DIBCOM)
-		goto error;
+		num++;
 
-	devid = rd(DIB3000_REG_DEVICE_ID);
-	if (devid != DIB3000MC_DEVICE_ID && devid != DIB3000P_DEVICE_ID)
-		goto error;
+		st->cfg = &cfg[k];
+	//	st->gpio_val = cfg[k].gpio_val;
+	//	st->gpio_dir = cfg[k].gpio_dir;
+		st->i2c_adap = i2c_adap;
 
-	switch (devid) {
-		case DIB3000MC_DEVICE_ID:
-			info("Found a DiBcom 3000M-C, interesting...");
-			break;
-		case DIB3000P_DEVICE_ID:
-			info("Found a DiBcom 3000P.");
-			break;
-	}
+		demod[k]           = &st->demod;
+		demod[k]->demodulator_priv     = st;
+		memcpy(&st->demod.ops, &dib3000mc_ops, sizeof(struct dvb_frontend_ops));
 
-	/* create dvb_frontend */
-	memcpy(&state->frontend.ops, &dib3000mc_ops, sizeof(struct dvb_frontend_ops));
-	state->frontend.demodulator_priv = state;
+//		INIT_COMPONENT_REGISTER_ACCESS(&st->register_access, 12, 16, dib7000p_register_read, dib7000p_register_write, st);
+//		demod[k]->register_access = &st->register_access;
+	}
 
-	/* set the xfer operations */
-	xfer_ops->pid_parse = dib3000mc_pid_parse;
-	xfer_ops->fifo_ctrl = dib3000mc_fifo_control;
-	xfer_ops->pid_ctrl = dib3000mc_pid_control;
-	xfer_ops->tuner_pass_ctrl = dib3000mc_tuner_pass_ctrl;
+	if (do_i2c_enum) {
+		if (dib3000mc_i2c_enumeration(demod,no_of_demods,default_addr) != 0)
+			goto error;
+	} else {
+		st = demod[0]->demodulator_priv;
+		st->i2c_addr = default_addr;
+		if (dib3000mc_identify(st) != 0)
+			goto error;
+	}
 
-	dib3000mc_demod_init(state);
+	for (k = 0; k < num; k++) {
+		st = demod[k]->demodulator_priv;
+		dibx000_init_i2c_master(&st->i2c_master, DIB3000MC, st->i2c_adap, st->i2c_addr);
+	}
 
-	return &state->frontend;
+	return 0;
 
 error:
-	kfree(state);
-	return NULL;
+	for (k = 0; k < num; k++) {
+		kfree(demod[k]->demodulator_priv);
+		demod[k] = NULL;
+	}
+	return -EINVAL;
 }
+
 EXPORT_SYMBOL(dib3000mc_attach);
 
 static struct dvb_frontend_ops dib3000mc_ops = {
-
 	.info = {
-		.name			= "DiBcom 3000P/M-C DVB-T",
-		.type			= FE_OFDM,
-		.frequency_min		= 44250000,
-		.frequency_max		= 867250000,
-		.frequency_stepsize	= 62500,
+		.name = "DiBcom 3000MC/P",
+		.type = FE_OFDM,
+		.frequency_min      = 44250000,
+		.frequency_max      = 867250000,
+		.frequency_stepsize = 62500,
 		.caps = FE_CAN_INVERSION_AUTO |
-				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_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO |
-				FE_CAN_TRANSMISSION_MODE_AUTO |
-				FE_CAN_GUARD_INTERVAL_AUTO |
-				FE_CAN_RECOVER |
-				FE_CAN_HIERARCHY_AUTO,
+			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_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO |
+			FE_CAN_TRANSMISSION_MODE_AUTO |
+			FE_CAN_GUARD_INTERVAL_AUTO |
+			FE_CAN_RECOVER |
+			FE_CAN_HIERARCHY_AUTO,
 	},
 
-	.release = dib3000mc_release,
+	.release              = dib3000mc_release,
 
-	.init = dib3000mc_fe_init_nonmobile,
-	.sleep = dib3000mc_sleep,
+	.init                 = dib3000mc_init,
+	.sleep                = dib3000mc_sleep,
 
-	.set_frontend = dib3000mc_set_frontend_and_tuner,
-	.get_frontend = dib3000mc_get_frontend,
-	.get_tune_settings = dib3000mc_fe_get_tune_settings,
+	.set_frontend         = dib3000mc_set_frontend,
+	.get_tune_settings    = dib3000mc_fe_get_tune_settings,
+	.get_frontend         = dib3000mc_get_frontend,
 
-	.read_status = dib3000mc_read_status,
-	.read_ber = dib3000mc_read_ber,
+	.read_status          = dib3000mc_read_status,
+	.read_ber             = dib3000mc_read_ber,
 	.read_signal_strength = dib3000mc_read_signal_strength,
-	.read_snr = dib3000mc_read_snr,
-	.read_ucblocks = dib3000mc_read_unc_blocks,
+	.read_snr             = dib3000mc_read_snr,
+	.read_ucblocks        = dib3000mc_read_unc_blocks,
 };
 
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>");
+MODULE_DESCRIPTION("Driver for the DiBcom 3000MC/P COFDM demodulator");
 MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/frontends/dib3000mc.h b/drivers/media/dvb/frontends/dib3000mc.h
new file mode 100644
index 00000000000..fd0b2e75599
--- /dev/null
+++ b/drivers/media/dvb/frontends/dib3000mc.h
@@ -0,0 +1,58 @@
+/*
+ * Driver for DiBcom DiB3000MC/P-demodulator.
+ *
+ * Copyright (C) 2004-6 DiBcom (http://www.dibcom.fr/)
+ * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher\@desy.de)
+ *
+ * This code is partially based on the previous dib3000mc.c .
+ *
+ * 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, version 2.
+ */
+#ifndef DIB3000MC_H
+#define DIB3000MC_H
+
+#include "dibx000_common.h"
+
+struct dib3000mc_config {
+	struct dibx000_agc_config *agc;
+
+	u8 phase_noise_mode;
+	u8 impulse_noise_mode;
+
+	u8  pwm3_inversion;
+	u8  use_pwm3;
+	u16 pwm3_value;
+
+	u16 max_time;
+	u16 ln_adc_level;
+
+	u8 mobile_mode;
+
+	u8 output_mpeg2_in_188_bytes;
+};
+
+#define DEFAULT_DIB3000MC_I2C_ADDRESS 16
+#define DEFAULT_DIB3000P_I2C_ADDRESS  24
+
+#if defined(CONFIG_DVB_DIB3000MC) || defined(CONFIG_DVB_DIB3000MC_MODULE)
+extern int dib3000mc_attach(struct i2c_adapter *i2c_adap, int no_of_demods, u8 default_addr,
+    u8 do_i2c_enum, struct dib3000mc_config cfg[], struct dvb_frontend *demod[]);
+#else
+static inline struct dvb_frontend* dib3000mc_attach(const struct dib3000_config* config,
+					     struct i2c_adapter* i2c, struct dib_fe_xfer_ops *xfer_ops)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_DIB3000MC
+
+extern struct i2c_adapter * dib3000mc_get_tuner_i2c_master(struct dvb_frontend *demod, int gating);
+
+extern int dib3000mc_pid_control(struct dvb_frontend *fe, int index, int pid,int onoff);
+extern int dib3000mc_pid_parse(struct dvb_frontend *fe, int onoff);
+
+extern void dib3000mc_set_config(struct dvb_frontend *, struct dib3000mc_config *);
+
+#endif
diff --git a/drivers/media/dvb/frontends/dib3000mc_priv.h b/drivers/media/dvb/frontends/dib3000mc_priv.h
deleted file mode 100644
index 2930aac7591..00000000000
--- a/drivers/media/dvb/frontends/dib3000mc_priv.h
+++ /dev/null
@@ -1,428 +0,0 @@
-/*
- * dib3000mc_priv.h
- *
- * Copyright (C) 2004 Patrick Boettcher (patrick.boettcher@desy.de)
- *
- *	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, version 2.
- *
- * for more information see dib3000mc.c .
- */
-
-#ifndef __DIB3000MC_PRIV_H__
-#define __DIB3000MC_PRIV_H__
-
-/*
- * Demodulator parameters
- * reg: 0  1 1  1 11 11 111
- *         | |  |  |  |  |
- *         | |  |  |  |  +-- alpha (000=0, 001=1, 010=2, 100=4)
- *         | |  |  |  +----- constellation (00=QPSK, 01=16QAM, 10=64QAM)
- *         | |  |  +-------- guard (00=1/32, 01=1/16, 10=1/8, 11=1/4)
- *         | |  +----------- transmission mode (0=2k, 1=8k)
- *         | |
- *         | +-------------- restart autosearch for parameters
- *         +---------------- restart the demodulator
- * reg: 181      1 111 1
- *               |  |  |
- *               |  |  +- FEC applies for HP or LP (0=LP, 1=HP)
- *               |  +---- FEC rate (001=1/2, 010=2/3, 011=3/4, 101=5/6, 111=7/8)
- *               +------- hierarchy on (0=no, 1=yes)
- */
-
-/* demodulator tuning parameter and restart options */
-#define DIB3000MC_REG_DEMOD_PARM		(     0)
-#define DIB3000MC_DEMOD_PARM(a,c,g,t)	( \
-		 (0x7 & a) | \
-		((0x3 & c) << 3) | \
-		((0x3 & g) << 5) | \
-		((0x1 & t) << 7) )
-#define DIB3000MC_DEMOD_RST_AUTO_SRCH_ON	(1 << 8)
-#define DIB3000MC_DEMOD_RST_AUTO_SRCH_OFF	(0 << 8)
-#define DIB3000MC_DEMOD_RST_DEMOD_ON		(1 << 9)
-#define DIB3000MC_DEMOD_RST_DEMOD_OFF		(0 << 9)
-
-/* register for hierarchy parameters */
-#define DIB3000MC_REG_HRCH_PARM			(   181)
-#define DIB3000MC_HRCH_PARM(s,f,h)		( \
-		 (0x1 & s) | \
-		((0x7 & f) << 1) | \
-		((0x1 & h) << 4) )
-
-/* timeout ??? */
-#define DIB3000MC_REG_UNK_1				(     1)
-#define DIB3000MC_UNK_1					(  0x04)
-
-/* timeout ??? */
-#define DIB3000MC_REG_UNK_2				(     2)
-#define DIB3000MC_UNK_2					(  0x04)
-
-/* timeout ??? */
-#define DIB3000MC_REG_UNK_3				(     3)
-#define DIB3000MC_UNK_3					(0x1000)
-
-#define DIB3000MC_REG_UNK_4				(     4)
-#define DIB3000MC_UNK_4					(0x0814)
-
-/* timeout ??? */
-#define DIB3000MC_REG_SEQ_TPS			(     5)
-#define DIB3000MC_SEQ_TPS_DEFAULT		(     1)
-#define DIB3000MC_SEQ_TPS(s,t)			( \
-		((s & 0x0f) << 4) | \
-		((t & 0x01) << 8) )
-#define DIB3000MC_IS_TPS(v)				((v << 8) & 0x1)
-#define DIB3000MC_IS_AS(v)				((v >> 4) & 0xf)
-
-/* parameters for the bandwidth */
-#define DIB3000MC_REG_BW_TIMOUT_MSB		(     6)
-#define DIB3000MC_REG_BW_TIMOUT_LSB		(     7)
-
-static u16 dib3000mc_reg_bandwidth[] = { 6,7,8,9,10,11,16,17 };
-
-/*static u16 dib3000mc_bandwidth_5mhz[] =
-	{ 0x28, 0x9380, 0x87, 0x4100, 0x2a4, 0x4500, 0x1, 0xb0d0 };*/
-
-static u16 dib3000mc_bandwidth_6mhz[] =
-	{ 0x21, 0xd040, 0x70, 0xb62b, 0x233, 0x8ed5, 0x1, 0xb0d0 };
-
-static u16 dib3000mc_bandwidth_7mhz[] =
-	{ 0x1c, 0xfba5, 0x60, 0x9c25, 0x1e3, 0x0cb7, 0x1, 0xb0d0 };
-
-static u16 dib3000mc_bandwidth_8mhz[] =
-	{ 0x19, 0x5c30, 0x54, 0x88a0, 0x1a6, 0xab20, 0x1, 0xb0d0 };
-
-static u16 dib3000mc_reg_bandwidth_general[] = { 12,13,14,15 };
-static u16 dib3000mc_bandwidth_general[] = { 0x0000, 0x03e8, 0x0000, 0x03f2 };
-
-/* lock mask */
-#define DIB3000MC_REG_LOCK_MASK			(    15)
-#define DIB3000MC_ACTIVATE_LOCK_MASK	(0x0800)
-
-/* reset the uncorrected packet count (??? do it 5 times) */
-#define DIB3000MC_REG_RST_UNC			(    18)
-#define DIB3000MC_RST_UNC_ON			(     1)
-#define DIB3000MC_RST_UNC_OFF			(     0)
-
-#define DIB3000MC_REG_UNK_19			(    19)
-#define DIB3000MC_UNK_19				(     0)
-
-/* DDS frequency value (IF position) and inversion bit */
-#define DIB3000MC_REG_INVERSION			(    21)
-#define DIB3000MC_REG_SET_DDS_FREQ_MSB	(    21)
-#define DIB3000MC_DDS_FREQ_MSB_INV_OFF	(0x0164)
-#define DIB3000MC_DDS_FREQ_MSB_INV_ON	(0x0364)
-
-#define DIB3000MC_REG_SET_DDS_FREQ_LSB	(    22)
-#define DIB3000MC_DDS_FREQ_LSB			(0x463d)
-
-/* timing frequencies setting */
-#define DIB3000MC_REG_TIMING_FREQ_MSB	(    23)
-#define DIB3000MC_REG_TIMING_FREQ_LSB	(    24)
-#define DIB3000MC_CLOCK_REF				(0x151fd1)
-
-//static u16 dib3000mc_reg_timing_freq[] = { 23,24 };
-
-//static u16 dib3000mc_timing_freq[][2] = {
-//	{ 0x69, 0x9f18 }, /* 5 MHz */
-//	{ 0x7e ,0xbee9 }, /* 6 MHz */
-//	{ 0x93 ,0xdebb }, /* 7 MHz */
-//	{ 0xa8 ,0xfe8c }, /* 8 MHz */
-//};
-
-/* timeout ??? */
-static u16 dib3000mc_reg_offset[] = { 26,33 };
-
-static u16 dib3000mc_offset[][2] = {
-	{ 26240, 5 }, /* default */
-	{ 30336, 6 }, /* 8K */
-	{ 38528, 8 }, /* 2K */
-};
-
-#define DIB3000MC_REG_ISI				(    29)
-#define DIB3000MC_ISI_DEFAULT			(0x1073)
-#define DIB3000MC_ISI_ACTIVATE			(0x0000)
-#define DIB3000MC_ISI_INHIBIT			(0x0200)
-
-/* impulse noise control */
-static u16 dib3000mc_reg_imp_noise_ctl[] = { 34,35 };
-
-static u16 dib3000mc_imp_noise_ctl[][2] = {
-	{ 0x1294, 0x1ff8 }, /* mode 0 */
-	{ 0x1294, 0x1ff8 }, /* mode 1 */
-	{ 0x1294, 0x1ff8 }, /* mode 2 */
-	{ 0x1294, 0x1ff8 }, /* mode 3 */
-	{ 0x1294, 0x1ff8 }, /* mode 4 */
-};
-
-/* AGC registers */
-static u16 dib3000mc_reg_agc[] = {
-	36,37,38,39,42,43,44,45,46,47,48,49
-};
-
-static u16 dib3000mc_agc_tuner[][12] = {
-	{	0x0051, 0x301d, 0x0000, 0x1cc7, 0xcf5c, 0x6666,
-		0xbae1, 0xa148, 0x3b5e, 0x3c1c, 0x001a, 0x2019
-	}, /* TUNER_PANASONIC_ENV77H04D5, */
-
-	{	0x0051, 0x301d, 0x0000, 0x1cc7, 0xdc29, 0x570a,
-		0xbae1, 0x8ccd, 0x3b6d, 0x551d, 0x000a, 0x951e
-	}, /* TUNER_PANASONIC_ENV57H13D5, TUNER_PANASONIC_ENV57H12D5 */
-
-	{	0x0051, 0x301d, 0x0000, 0x1cc7, 0xffff, 0xffff,
-		0xffff, 0x0000, 0xfdfd, 0x4040, 0x00fd, 0x4040
-	}, /* TUNER_SAMSUNG_DTOS333IH102, TUNER_RFAGCIN_UNKNOWN */
-
-	{	0x0196, 0x301d, 0x0000, 0x1cc7, 0xbd71, 0x5c29,
-		0xb5c3, 0x6148, 0x6569, 0x5127, 0x0033, 0x3537
-	}, /* TUNER_PROVIDER_X */
-	/* TODO TUNER_PANASONIC_ENV57H10D8, TUNER_PANASONIC_ENV57H11D8 */
-};
-
-/* AGC loop bandwidth */
-static u16 dib3000mc_reg_agc_bandwidth[] = { 40,41 };
-static u16 dib3000mc_agc_bandwidth[]  = { 0x119,0x330 };
-
-static u16 dib3000mc_reg_agc_bandwidth_general[] = { 50,51,52,53,54 };
-static u16 dib3000mc_agc_bandwidth_general[] =
-	{ 0x8000, 0x91ca, 0x01ba, 0x0087, 0x0087 };
-
-#define DIB3000MC_REG_IMP_NOISE_55		(    55)
-#define DIB3000MC_IMP_NEW_ALGO(w)		(w | (1<<10))
-
-/* Impulse noise params */
-static u16 dib3000mc_reg_impulse_noise[] = { 55,56,57 };
-static u16 dib3000mc_impluse_noise[][3] = {
-	{ 0x489, 0x89, 0x72 }, /* 5 MHz */
-	{ 0x4a5, 0xa5, 0x89 }, /* 6 MHz */
-	{ 0x4c0, 0xc0, 0xa0 }, /* 7 MHz */
-	{ 0x4db, 0xdb, 0xb7 }, /* 8 Mhz */
-};
-
-static u16 dib3000mc_reg_fft[] = {
-	58,59,60,61,62,63,64,65,66,67,68,69,
-	70,71,72,73,74,75,76,77,78,79,80,81,
-	82,83,84,85,86
-};
-
-static u16 dib3000mc_fft_modes[][29] = {
-	{	0x38, 0x6d9, 0x3f28, 0x7a7, 0x3a74, 0x196, 0x32a, 0x48c,
-		0x3ffe, 0x7f3, 0x2d94, 0x76, 0x53d,
-		0x3ff8, 0x7e3, 0x3320, 0x76, 0x5b3,
-		0x3feb, 0x7d2, 0x365e, 0x76, 0x48c,
-		0x3ffe, 0x5b3, 0x3feb, 0x76,   0x0, 0xd
-	}, /* fft mode 0 */
-	{	0x3b, 0x6d9, 0x3f28, 0x7a7, 0x3a74, 0x196, 0x32a, 0x48c,
-		0x3ffe, 0x7f3, 0x2d94, 0x76, 0x53d,
-		0x3ff8, 0x7e3, 0x3320, 0x76, 0x5b3,
-		0x3feb, 0x7d2, 0x365e, 0x76, 0x48c,
-		0x3ffe, 0x5b3, 0x3feb, 0x0,  0x8200, 0xd
-	}, /* fft mode 1 */
-};
-
-#define DIB3000MC_REG_UNK_88			(    88)
-#define DIB3000MC_UNK_88				(0x0410)
-
-static u16 dib3000mc_reg_bw[] = { 93,94,95,96,97,98 };
-static u16 dib3000mc_bw[][6] = {
-	{ 0,0,0,0,0,0 }, /* 5 MHz */
-	{ 0,0,0,0,0,0 }, /* 6 MHz */
-	{ 0,0,0,0,0,0 }, /* 7 MHz */
-	{ 0x20, 0x21, 0x20, 0x23, 0x20, 0x27 }, /* 8 MHz */
-};
-
-
-/* phase noise control */
-#define DIB3000MC_REG_UNK_99			(    99)
-#define DIB3000MC_UNK_99				(0x0220)
-
-#define DIB3000MC_REG_SCAN_BOOST		(   100)
-#define DIB3000MC_SCAN_BOOST_ON			((11 << 6) + 6)
-#define DIB3000MC_SCAN_BOOST_OFF		((16 << 6) + 9)
-
-/* timeout ??? */
-#define DIB3000MC_REG_UNK_110			(   110)
-#define DIB3000MC_UNK_110				(  3277)
-
-#define DIB3000MC_REG_UNK_111			(   111)
-#define DIB3000MC_UNK_111_PH_N_MODE_0	(     0)
-#define DIB3000MC_UNK_111_PH_N_MODE_1	(1 << 1)
-
-/* superious rm config */
-#define DIB3000MC_REG_UNK_120			(   120)
-#define DIB3000MC_UNK_120				(  8207)
-
-#define DIB3000MC_REG_UNK_133			(   133)
-#define DIB3000MC_UNK_133				( 15564)
-
-#define DIB3000MC_REG_UNK_134			(   134)
-#define DIB3000MC_UNK_134				(     0)
-
-/* adapter config for constellation */
-static u16 dib3000mc_reg_adp_cfg[] = { 129, 130, 131, 132 };
-
-static u16 dib3000mc_adp_cfg[][4] = {
-	{ 0x99a, 0x7fae, 0x333, 0x7ff0 }, /* QPSK  */
-	{ 0x23d, 0x7fdf, 0x0a4, 0x7ff0 }, /* 16-QAM */
-	{ 0x148, 0x7ff0, 0x0a4, 0x7ff8 }, /* 64-QAM */
-};
-
-static u16 dib3000mc_reg_mobile_mode[] = { 139, 140, 141, 175, 1032 };
-
-static u16 dib3000mc_mobile_mode[][5] = {
-	{ 0x01, 0x0, 0x0, 0x00, 0x12c }, /* fixed */
-	{ 0x01, 0x0, 0x0, 0x00, 0x12c }, /* portable */
-	{ 0x00, 0x0, 0x0, 0x02, 0x000 }, /* mobile */
-	{ 0x00, 0x0, 0x0, 0x02, 0x000 }, /* auto */
-};
-
-#define DIB3000MC_REG_DIVERSITY1		(   177)
-#define DIB3000MC_DIVERSITY1_DEFAULT	(     1)
-
-#define DIB3000MC_REG_DIVERSITY2		(   178)
-#define DIB3000MC_DIVERSITY2_DEFAULT	(     1)
-
-#define DIB3000MC_REG_DIVERSITY3		(   180)
-#define DIB3000MC_DIVERSITY3_IN_OFF		(0xfff0)
-#define DIB3000MC_DIVERSITY3_IN_ON		(0xfff6)
-
-#define DIB3000MC_REG_FEC_CFG			(   195)
-#define DIB3000MC_FEC_CFG				(  0x10)
-
-/*
- * reg 206, output mode
- *              1111 1111
- *              |||| ||||
- *              |||| |||+- unk
- *              |||| ||+-- unk
- *              |||| |+--- unk (on by default)
- *              |||| +---- fifo_ctrl (1 = inhibit (flushed), 0 = active (unflushed))
- *              |||+------ pid_parse (1 = enabled, 0 = disabled)
- *              ||+------- outp_188  (1 = TS packet size 188, 0 = packet size 204)
- *              |+-------- unk
- *              +--------- unk
- */
-
-#define DIB3000MC_REG_SMO_MODE			(   206)
-#define DIB3000MC_SMO_MODE_DEFAULT		(1 << 2)
-#define DIB3000MC_SMO_MODE_FIFO_FLUSH	(1 << 3)
-#define DIB3000MC_SMO_MODE_FIFO_UNFLUSH	(0xfff7)
-#define DIB3000MC_SMO_MODE_PID_PARSE	(1 << 4)
-#define DIB3000MC_SMO_MODE_NO_PID_PARSE	(0xffef)
-#define DIB3000MC_SMO_MODE_188			(1 << 5)
-#define DIB3000MC_SMO_MODE_SLAVE		(DIB3000MC_SMO_MODE_DEFAULT | \
-			DIB3000MC_SMO_MODE_188 | DIB3000MC_SMO_MODE_PID_PARSE | (1<<1))
-
-#define DIB3000MC_REG_FIFO_THRESHOLD	(   207)
-#define DIB3000MC_FIFO_THRESHOLD_DEFAULT	(  1792)
-#define DIB3000MC_FIFO_THRESHOLD_SLAVE	(   512)
-/*
- * pidfilter
- * it is not a hardware pidfilter but a filter which drops all pids
- * except the ones set. When connected to USB1.1 bandwidth this is important.
- * DiB3000P/M-C can filter up to 32 PIDs
- */
-#define DIB3000MC_REG_FIRST_PID			(   212)
-#define DIB3000MC_NUM_PIDS				(    32)
-
-#define DIB3000MC_REG_OUTMODE			(   244)
-#define DIB3000MC_OM_PARALLEL_GATED_CLK	(     0)
-#define DIB3000MC_OM_PAR_CONT_CLK		(1 << 11)
-#define DIB3000MC_OM_SERIAL				(2 << 11)
-#define DIB3000MC_OM_DIVOUT_ON			(4 << 11)
-#define DIB3000MC_OM_SLAVE				(DIB3000MC_OM_DIVOUT_ON | DIB3000MC_OM_PAR_CONT_CLK)
-
-#define DIB3000MC_REG_RF_POWER			(   392)
-
-#define DIB3000MC_REG_FFT_POSITION		(   407)
-
-#define DIB3000MC_REG_DDS_FREQ_MSB		(   414)
-#define DIB3000MC_REG_DDS_FREQ_LSB		(   415)
-
-#define DIB3000MC_REG_TIMING_OFFS_MSB	(   416)
-#define DIB3000MC_REG_TIMING_OFFS_LSB	(   417)
-
-#define DIB3000MC_REG_TUNING_PARM		(   458)
-#define DIB3000MC_TP_QAM(v)				((v >> 13) & 0x03)
-#define DIB3000MC_TP_HRCH(v)			((v >> 12) & 0x01)
-#define DIB3000MC_TP_ALPHA(v)			((v >> 9) & 0x07)
-#define DIB3000MC_TP_FFT(v)				((v >> 8) & 0x01)
-#define DIB3000MC_TP_FEC_CR_HP(v)		((v >> 5) & 0x07)
-#define DIB3000MC_TP_FEC_CR_LP(v)		((v >> 2) & 0x07)
-#define DIB3000MC_TP_GUARD(v)			(v & 0x03)
-
-#define DIB3000MC_REG_SIGNAL_NOISE_MSB	(   483)
-#define DIB3000MC_REG_SIGNAL_NOISE_LSB	(   484)
-
-#define DIB3000MC_REG_MER				(   485)
-
-#define DIB3000MC_REG_BER_MSB			(   500)
-#define DIB3000MC_REG_BER_LSB			(   501)
-
-#define DIB3000MC_REG_PACKET_ERRORS		(   503)
-
-#define DIB3000MC_REG_PACKET_ERROR_COUNT	(   506)
-
-#define DIB3000MC_REG_LOCK_507			(   507)
-#define DIB3000MC_LOCK_507				(0x0002) // ? name correct ?
-
-#define DIB3000MC_REG_LOCKING			(   509)
-#define DIB3000MC_AGC_LOCK(v)			(v & 0x8000)
-#define DIB3000MC_CARRIER_LOCK(v)		(v & 0x2000)
-#define DIB3000MC_MPEG_SYNC_LOCK(v)		(v & 0x0080)
-#define DIB3000MC_MPEG_DATA_LOCK(v)		(v & 0x0040)
-#define DIB3000MC_TPS_LOCK(v)			(v & 0x0004)
-
-#define DIB3000MC_REG_AS_IRQ			(   511)
-#define DIB3000MC_AS_IRQ_SUCCESS		(1 << 1)
-#define DIB3000MC_AS_IRQ_FAIL			(     1)
-
-#define DIB3000MC_REG_TUNER				(   769)
-
-#define DIB3000MC_REG_RST_I2C_ADDR		(  1024)
-#define DIB3000MC_DEMOD_ADDR_ON			(     1)
-#define DIB3000MC_DEMOD_ADDR(a)			((a << 4) & 0x03F0)
-
-#define DIB3000MC_REG_RESTART			(  1027)
-#define DIB3000MC_RESTART_OFF			(0x0000)
-#define DIB3000MC_RESTART_AGC			(0x0800)
-#define DIB3000MC_RESTART_CONFIG		(0x8000)
-
-#define DIB3000MC_REG_RESTART_VIT		(  1028)
-#define DIB3000MC_RESTART_VIT_OFF		(     0)
-#define DIB3000MC_RESTART_VIT_ON		(     1)
-
-#define DIB3000MC_REG_CLK_CFG_1			(  1031)
-#define DIB3000MC_CLK_CFG_1_POWER_UP	(     0)
-#define DIB3000MC_CLK_CFG_1_POWER_DOWN	(0xffff)
-
-#define DIB3000MC_REG_CLK_CFG_2			(  1032)
-#define DIB3000MC_CLK_CFG_2_PUP_FIXED	(0x012c)
-#define DIB3000MC_CLK_CFG_2_PUP_PORT	(0x0104)
-#define DIB3000MC_CLK_CFG_2_PUP_MOBILE  (0x0000)
-#define DIB3000MC_CLK_CFG_2_POWER_DOWN	(0xffff)
-
-#define DIB3000MC_REG_CLK_CFG_3			(  1033)
-#define DIB3000MC_CLK_CFG_3_POWER_UP	(     0)
-#define DIB3000MC_CLK_CFG_3_POWER_DOWN	(0xfff5)
-
-#define DIB3000MC_REG_CLK_CFG_7			(  1037)
-#define DIB3000MC_CLK_CFG_7_INIT		( 12592)
-#define DIB3000MC_CLK_CFG_7_POWER_UP	(~0x0003)
-#define DIB3000MC_CLK_CFG_7_PWR_DOWN	(0x0003)
-#define DIB3000MC_CLK_CFG_7_DIV_IN_OFF	(1 << 8)
-
-/* was commented out ??? */
-#define DIB3000MC_REG_CLK_CFG_8			(  1038)
-#define DIB3000MC_CLK_CFG_8_POWER_UP	(0x160c)
-
-#define DIB3000MC_REG_CLK_CFG_9			(  1039)
-#define DIB3000MC_CLK_CFG_9_POWER_UP	(     0)
-
-/* also clock ??? */
-#define DIB3000MC_REG_ELEC_OUT			(  1040)
-#define DIB3000MC_ELEC_OUT_HIGH_Z		(     0)
-#define DIB3000MC_ELEC_OUT_DIV_OUT_ON	(     1)
-#define DIB3000MC_ELEC_OUT_SLAVE		(     3)
-
-#endif
diff --git a/drivers/media/dvb/frontends/dibx000_common.c b/drivers/media/dvb/frontends/dibx000_common.c
new file mode 100644
index 00000000000..a18c8f45a2e
--- /dev/null
+++ b/drivers/media/dvb/frontends/dibx000_common.c
@@ -0,0 +1,152 @@
+#include <linux/i2c.h>
+
+#include "dibx000_common.h"
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "turn on debugging (default: 0)");
+
+#define dprintk(args...) do { if (debug) { printk(KERN_DEBUG "DiBX000: "); printk(args); } } while (0)
+
+static int dibx000_write_word(struct dibx000_i2c_master *mst, u16 reg, u16 val)
+{
+	u8 b[4] = {
+		(reg >> 8) & 0xff, reg & 0xff,
+		(val >> 8) & 0xff, val & 0xff,
+	};
+	struct i2c_msg msg = {
+		.addr = mst->i2c_addr, .flags = 0, .buf = b, .len = 4
+	};
+	return i2c_transfer(mst->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
+}
+
+
+static int dibx000_i2c_select_interface(struct dibx000_i2c_master *mst, enum dibx000_i2c_interface intf)
+{
+	if (mst->device_rev > DIB3000MC && mst->selected_interface != intf) {
+		dprintk("selecting interface: %d\n",intf);
+		mst->selected_interface = intf;
+		return dibx000_write_word(mst, mst->base_reg + 4, intf);
+	}
+	return 0;
+}
+
+static int dibx000_i2c_gate_ctrl(struct dibx000_i2c_master *mst, u8 tx[4], u8 addr, int onoff)
+{
+	u16 val;
+
+
+	if (onoff)
+		val = addr << 8; // bit 7 = use master or not, if 0, the gate is open
+	else
+		val = 1 << 7;
+
+	if (mst->device_rev > DIB7000)
+		val <<= 1;
+
+	tx[0] = (((mst->base_reg + 1) >> 8) & 0xff);
+	tx[1] = ( (mst->base_reg + 1)       & 0xff);
+	tx[2] = val >> 8;
+	tx[3] = val & 0xff;
+
+	return 0;
+}
+
+static u32 dibx000_i2c_func(struct i2c_adapter *adapter)
+{
+	return I2C_FUNC_I2C;
+}
+
+static int dibx000_i2c_gated_tuner_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg msg[], int num)
+{
+	struct dibx000_i2c_master *mst = i2c_get_adapdata(i2c_adap);
+	struct i2c_msg m[2 + num];
+	u8 tx_open[4], tx_close[4];
+
+	memset(m,0, sizeof(struct i2c_msg) * (2 + num));
+
+	dibx000_i2c_select_interface(mst, DIBX000_I2C_INTERFACE_TUNER);
+
+	dibx000_i2c_gate_ctrl(mst, tx_open,  msg[0].addr, 1);
+	m[0].addr = mst->i2c_addr;
+	m[0].buf  = tx_open;
+	m[0].len  = 4;
+
+	memcpy(&m[1], msg, sizeof(struct i2c_msg) * num);
+
+	dibx000_i2c_gate_ctrl(mst, tx_close, 0, 0);
+	m[num+1].addr = mst->i2c_addr;
+	m[num+1].buf  = tx_close;
+	m[num+1].len  = 4;
+
+	return i2c_transfer(mst->i2c_adap, m, 2+num) == 2 + num ? num : -EIO;
+}
+
+static struct i2c_algorithm dibx000_i2c_gated_tuner_algo = {
+	.master_xfer   = dibx000_i2c_gated_tuner_xfer,
+	.functionality = dibx000_i2c_func,
+};
+
+struct i2c_adapter * dibx000_get_i2c_adapter(struct dibx000_i2c_master *mst, enum dibx000_i2c_interface intf, int gating)
+{
+	struct i2c_adapter *i2c = NULL;
+
+	switch (intf) {
+		case DIBX000_I2C_INTERFACE_TUNER:
+			if (gating)
+				i2c = &mst->gated_tuner_i2c_adap;
+			break;
+		default:
+			printk(KERN_ERR "DiBX000: incorrect I2C interface selected\n");
+			break;
+	}
+
+	return i2c;
+}
+EXPORT_SYMBOL(dibx000_get_i2c_adapter);
+
+static int i2c_adapter_init(struct i2c_adapter *i2c_adap, struct i2c_algorithm *algo, const char name[I2C_NAME_SIZE], struct dibx000_i2c_master *mst)
+{
+	strncpy(i2c_adap->name, name, I2C_NAME_SIZE);
+	i2c_adap->class     = I2C_CLASS_TV_DIGITAL,
+	i2c_adap->algo      = algo;
+	i2c_adap->algo_data = NULL;
+	i2c_set_adapdata(i2c_adap, mst);
+	if (i2c_add_adapter(i2c_adap) < 0)
+		return -ENODEV;
+	return 0;
+}
+
+int dibx000_init_i2c_master(struct dibx000_i2c_master *mst, u16 device_rev, struct i2c_adapter *i2c_adap, u8 i2c_addr)
+{
+	u8 tx[4];
+	struct i2c_msg m = { .addr = i2c_addr >> 1, .buf = tx, .len = 4 };
+
+	mst->device_rev = device_rev;
+	mst->i2c_adap   = i2c_adap;
+	mst->i2c_addr   = i2c_addr >> 1;
+
+	if (device_rev == DIB7000P)
+		mst->base_reg = 1024;
+	else
+		mst->base_reg = 768;
+
+    if (i2c_adapter_init(&mst->gated_tuner_i2c_adap, &dibx000_i2c_gated_tuner_algo, "DiBX000 tuner I2C bus", mst) != 0)
+		printk(KERN_ERR "DiBX000: could not initialize the tuner i2c_adapter\n");
+
+	/* initialize the i2c-master by closing the gate */
+	dibx000_i2c_gate_ctrl(mst, tx, 0, 0);
+
+	return i2c_transfer(i2c_adap, &m, 1) == 1;
+}
+EXPORT_SYMBOL(dibx000_init_i2c_master);
+
+void dibx000_exit_i2c_master(struct dibx000_i2c_master *mst)
+{
+	i2c_del_adapter(&mst->gated_tuner_i2c_adap);
+}
+EXPORT_SYMBOL(dibx000_exit_i2c_master);
+
+MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>");
+MODULE_DESCRIPTION("Common function the DiBcom demodulator family");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/frontends/dibx000_common.h b/drivers/media/dvb/frontends/dibx000_common.h
new file mode 100644
index 00000000000..bb0c65f8aee
--- /dev/null
+++ b/drivers/media/dvb/frontends/dibx000_common.h
@@ -0,0 +1,166 @@
+#ifndef DIBX000_COMMON_H
+#define DIBX000_COMMON_H
+
+enum dibx000_i2c_interface {
+	DIBX000_I2C_INTERFACE_TUNER    = 0,
+	DIBX000_I2C_INTERFACE_GPIO_1_2 = 1,
+	DIBX000_I2C_INTERFACE_GPIO_3_4 = 2
+};
+
+struct dibx000_i2c_master {
+#define DIB3000MC 1
+#define DIB7000   2
+#define DIB7000P  11
+#define DIB7000MC 12
+	u16 device_rev;
+
+	enum dibx000_i2c_interface selected_interface;
+
+//	struct i2c_adapter  tuner_i2c_adap;
+	struct i2c_adapter  gated_tuner_i2c_adap;
+
+	struct i2c_adapter *i2c_adap;
+	u8                  i2c_addr;
+
+	u16 base_reg;
+};
+
+extern int dibx000_init_i2c_master(struct dibx000_i2c_master *mst, u16 device_rev, struct i2c_adapter *i2c_adap, u8 i2c_addr);
+extern struct i2c_adapter * dibx000_get_i2c_adapter(struct dibx000_i2c_master *mst, enum dibx000_i2c_interface intf, int gating);
+extern void dibx000_exit_i2c_master(struct dibx000_i2c_master *mst);
+
+#define BAND_LBAND 0x01
+#define BAND_UHF   0x02
+#define BAND_VHF   0x04
+
+struct dibx000_agc_config {
+	/* defines the capabilities of this AGC-setting - using the BAND_-defines*/
+	u8  band_caps;
+
+	u16 setup;
+
+	u16 inv_gain;
+	u16 time_stabiliz;
+
+	u8  alpha_level;
+	u16 thlock;
+
+	u8  wbd_inv;
+	u16 wbd_ref;
+	u8 wbd_sel;
+	u8 wbd_alpha;
+
+	u16 agc1_max;
+	u16 agc1_min;
+	u16 agc2_max;
+	u16 agc2_min;
+
+	u8 agc1_pt1;
+	u8 agc1_pt2;
+	u8 agc1_pt3;
+
+	u8 agc1_slope1;
+	u8 agc1_slope2;
+
+	u8 agc2_pt1;
+	u8 agc2_pt2;
+
+	u8 agc2_slope1;
+	u8 agc2_slope2;
+
+	u8 alpha_mant;
+	u8 alpha_exp;
+
+	u8 beta_mant;
+	u8 beta_exp;
+
+	u8 perform_agc_softsplit;
+
+	struct {
+		u16 min;
+		u16 max;
+		u16 min_thres;
+		u16 max_thres;
+	} split;
+};
+
+struct dibx000_bandwidth_config {
+	u32   internal;
+	u32   sampling;
+
+	u8 pll_prediv;
+	u8 pll_ratio;
+	u8 pll_range;
+	u8 pll_reset;
+	u8 pll_bypass;
+
+	u8 enable_refdiv;
+	u8 bypclk_div;
+	u8 IO_CLK_en_core;
+	u8 ADClkSrc;
+	u8 modulo;
+
+	u16 sad_cfg;
+
+	u32 ifreq;
+	u32 timf;
+};
+
+enum dibx000_adc_states {
+	DIBX000_SLOW_ADC_ON = 0,
+	DIBX000_SLOW_ADC_OFF,
+	DIBX000_ADC_ON,
+	DIBX000_ADC_OFF,
+	DIBX000_VBG_ENABLE,
+	DIBX000_VBG_DISABLE,
+};
+
+#define BW_INDEX_TO_KHZ(v) ( (v) == BANDWIDTH_8_MHZ  ? 8000 : \
+			     (v) == BANDWIDTH_7_MHZ  ? 7000 : \
+			     (v) == BANDWIDTH_6_MHZ  ? 6000 : 8000 )
+
+/* Chip output mode. */
+#define OUTMODE_HIGH_Z                      0
+#define OUTMODE_MPEG2_PAR_GATED_CLK         1
+#define OUTMODE_MPEG2_PAR_CONT_CLK          2
+#define OUTMODE_MPEG2_SERIAL                7
+#define OUTMODE_DIVERSITY                   4
+#define OUTMODE_MPEG2_FIFO                  5
+
+/* I hope I can get rid of the following kludge in the near future */
+struct dibx000_ofdm_channel {
+	u8  Bw;
+	s16 nfft;
+	s16 guard;
+	s16 nqam;
+	s16 vit_hrch;
+	s16 vit_select_hp;
+	s16 vit_alpha;
+	s16 vit_code_rate_hp;
+	s16 vit_code_rate_lp;
+};
+
+#define FEP2DIB(fep,ch) \
+	(ch)->Bw               = (fep)->u.ofdm.bandwidth; \
+	(ch)->nfft             = (fep)->u.ofdm.transmission_mode == TRANSMISSION_MODE_AUTO ? -1 : (fep)->u.ofdm.transmission_mode; \
+	(ch)->guard            = (fep)->u.ofdm.guard_interval == GUARD_INTERVAL_AUTO ? -1 : (fep)->u.ofdm.guard_interval; \
+	(ch)->nqam             = (fep)->u.ofdm.constellation == QAM_AUTO ? -1 : (fep)->u.ofdm.constellation == QAM_64 ? 2 : (fep)->u.ofdm.constellation; \
+	(ch)->vit_hrch         = 0; /* linux-dvb is not prepared for HIERARCHICAL TRANSMISSION */ \
+	(ch)->vit_select_hp    = 1; \
+	(ch)->vit_alpha        = 1; \
+	(ch)->vit_code_rate_hp = (fep)->u.ofdm.code_rate_HP == FEC_AUTO ? -1 : (fep)->u.ofdm.code_rate_HP; \
+	(ch)->vit_code_rate_lp = (fep)->u.ofdm.code_rate_LP == FEC_AUTO ? -1 : (fep)->u.ofdm.code_rate_LP;
+
+#define INIT_OFDM_CHANNEL(ch) do {\
+	(ch)->Bw               = 0;  \
+	(ch)->nfft             = -1; \
+	(ch)->guard            = -1; \
+	(ch)->nqam             = -1; \
+	(ch)->vit_hrch         = -1; \
+	(ch)->vit_select_hp    = -1; \
+	(ch)->vit_alpha        = -1; \
+	(ch)->vit_code_rate_hp = -1; \
+	(ch)->vit_code_rate_lp = -1; \
+} while (0)
+
+#endif
diff --git a/drivers/media/dvb/frontends/dvb-pll.c b/drivers/media/dvb/frontends/dvb-pll.c
index 2be33f27c69..b7e7108ee5b 100644
--- a/drivers/media/dvb/frontends/dvb-pll.c
+++ b/drivers/media/dvb/frontends/dvb-pll.c
@@ -493,6 +493,9 @@ static int dvb_pll_sleep(struct dvb_frontend *fe)
 	int i;
 	int result;
 
+	if (priv->i2c == NULL)
+		return -EINVAL;
+
 	for (i = 0; i < priv->pll_desc->count; i++) {
 		if (priv->pll_desc->entries[i].limit == 0)
 			break;
@@ -611,7 +614,7 @@ static struct dvb_tuner_ops dvb_pll_tuner_ops = {
 	.get_bandwidth = dvb_pll_get_bandwidth,
 };
 
-int dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2c, struct dvb_pll_desc *desc)
+struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2c, struct dvb_pll_desc *desc)
 {
 	u8 b1 [] = { 0 };
 	struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD, .buf = b1, .len = 1 };
@@ -624,14 +627,14 @@ int dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2
 
 		ret = i2c_transfer (i2c, &msg, 1);
 		if (ret != 1)
-			return -1;
+			return NULL;
 		if (fe->ops.i2c_gate_ctrl)
 			     fe->ops.i2c_gate_ctrl(fe, 0);
 	}
 
 	priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL);
 	if (priv == NULL)
-		return -ENOMEM;
+		return NULL;
 
 	priv->pll_i2c_address = pll_addr;
 	priv->i2c = i2c;
@@ -643,7 +646,7 @@ int dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2
 	fe->ops.tuner_ops.info.frequency_min = desc->max;
 
 	fe->tuner_priv = priv;
-	return 0;
+	return fe;
 }
 EXPORT_SYMBOL(dvb_pll_attach);
 
diff --git a/drivers/media/dvb/frontends/dvb-pll.h b/drivers/media/dvb/frontends/dvb-pll.h
index 66361cd1880..ed5ac5a361a 100644
--- a/drivers/media/dvb/frontends/dvb-pll.h
+++ b/drivers/media/dvb/frontends/dvb-pll.h
@@ -57,8 +57,8 @@ extern int dvb_pll_configure(struct dvb_pll_desc *desc, u8 *buf,
  * @param pll_addr i2c address of the PLL (if used).
  * @param i2c i2c adapter to use (set to NULL if not used).
  * @param desc dvb_pll_desc to use.
- * @return 0 on success, nonzero on failure.
+ * @return Frontend pointer on success, NULL on failure
  */
-extern int dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2c, struct dvb_pll_desc *desc);
+extern struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2c, struct dvb_pll_desc *desc);
 
 #endif
diff --git a/drivers/media/dvb/frontends/isl6421.c b/drivers/media/dvb/frontends/isl6421.c
index 58c34db3107..ef319369ec2 100644
--- a/drivers/media/dvb/frontends/isl6421.c
+++ b/drivers/media/dvb/frontends/isl6421.c
@@ -42,12 +42,11 @@ struct isl6421 {
 	u8			override_and;
 	struct i2c_adapter	*i2c;
 	u8			i2c_addr;
-	void			(*release_chain)(struct dvb_frontend* fe);
 };
 
 static int isl6421_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
 {
-	struct isl6421 *isl6421 = (struct isl6421 *) fe->misc_priv;
+	struct isl6421 *isl6421 = (struct isl6421 *) fe->sec_priv;
 	struct i2c_msg msg = {	.addr = isl6421->i2c_addr, .flags = 0,
 				.buf = &isl6421->config,
 				.len = sizeof(isl6421->config) };
@@ -75,7 +74,7 @@ static int isl6421_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage
 
 static int isl6421_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg)
 {
-	struct isl6421 *isl6421 = (struct isl6421 *) fe->misc_priv;
+	struct isl6421 *isl6421 = (struct isl6421 *) fe->sec_priv;
 	struct i2c_msg msg = {	.addr = isl6421->i2c_addr, .flags = 0,
 				.buf = &isl6421->config,
 				.len = sizeof(isl6421->config) };
@@ -93,31 +92,26 @@ static int isl6421_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg)
 
 static void isl6421_release(struct dvb_frontend *fe)
 {
-	struct isl6421 *isl6421 = (struct isl6421 *) fe->misc_priv;
-
 	/* power off */
 	isl6421_set_voltage(fe, SEC_VOLTAGE_OFF);
 
-	/* free data & call next release routine */
-	fe->ops.release = isl6421->release_chain;
-	kfree(fe->misc_priv);
-	fe->misc_priv = NULL;
-	if (fe->ops.release)
-		fe->ops.release(fe);
+	/* free */
+	kfree(fe->sec_priv);
+	fe->sec_priv = NULL;
 }
 
-int isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr,
+struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr,
 		   u8 override_set, u8 override_clear)
 {
 	struct isl6421 *isl6421 = kmalloc(sizeof(struct isl6421), GFP_KERNEL);
 	if (!isl6421)
-		return -ENOMEM;
+		return NULL;
 
 	/* default configuration */
 	isl6421->config = ISL6421_ISEL1;
 	isl6421->i2c = i2c;
 	isl6421->i2c_addr = i2c_addr;
-	fe->misc_priv = isl6421;
+	fe->sec_priv = isl6421;
 
 	/* bits which should be forced to '1' */
 	isl6421->override_or = override_set;
@@ -128,19 +122,17 @@ int isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr
 	/* detect if it is present or not */
 	if (isl6421_set_voltage(fe, SEC_VOLTAGE_OFF)) {
 		kfree(isl6421);
-		fe->misc_priv = NULL;
-		return -EIO;
+		return NULL;
 	}
 
 	/* install release callback */
-	isl6421->release_chain = fe->ops.release;
-	fe->ops.release = isl6421_release;
+	fe->ops.release_sec = isl6421_release;
 
 	/* override frontend ops */
 	fe->ops.set_voltage = isl6421_set_voltage;
 	fe->ops.enable_high_lnb_voltage = isl6421_enable_high_lnb_voltage;
 
-	return 0;
+	return fe;
 }
 EXPORT_SYMBOL(isl6421_attach);
 
diff --git a/drivers/media/dvb/frontends/isl6421.h b/drivers/media/dvb/frontends/isl6421.h
index 675f80a19b9..1916e3eb2df 100644
--- a/drivers/media/dvb/frontends/isl6421.h
+++ b/drivers/media/dvb/frontends/isl6421.h
@@ -39,8 +39,17 @@
 #define ISL6421_ISEL1	0x20
 #define ISL6421_DCL	0x40
 
+#if defined(CONFIG_DVB_ISL6421) || defined(CONFIG_DVB_ISL6421_MODULE)
 /* override_set and override_clear control which system register bits (above) to always set & clear */
-extern int isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr,
+extern struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr,
 			  u8 override_set, u8 override_clear);
+#else
+static inline struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr,
+						  u8 override_set, u8 override_clear)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_ISL6421
 
 #endif
diff --git a/drivers/media/dvb/frontends/l64781.h b/drivers/media/dvb/frontends/l64781.h
index 83b8bc21027..21ba4a23076 100644
--- a/drivers/media/dvb/frontends/l64781.h
+++ b/drivers/media/dvb/frontends/l64781.h
@@ -31,8 +31,16 @@ struct l64781_config
 	u8 demod_address;
 };
 
-
+#if defined(CONFIG_DVB_L64781) || defined(CONFIG_DVB_L64781_MODULE)
 extern struct dvb_frontend* l64781_attach(const struct l64781_config* config,
 					  struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* l64781_attach(const struct l64781_config* config,
+					  struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_L64781
 
 #endif // L64781_H
diff --git a/drivers/media/dvb/frontends/lgdt330x.h b/drivers/media/dvb/frontends/lgdt330x.h
index bad903c6f0f..3f96b485584 100644
--- a/drivers/media/dvb/frontends/lgdt330x.h
+++ b/drivers/media/dvb/frontends/lgdt330x.h
@@ -52,8 +52,17 @@ struct lgdt330x_config
 	int clock_polarity_flip;
 };
 
+#if defined(CONFIG_DVB_LGDT330X) || defined(CONFIG_DVB_LGDT330X_MODULE)
 extern struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
 					    struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
+					    struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_LGDT330X
 
 #endif /* LGDT330X_H */
 
diff --git a/drivers/media/dvb/frontends/lnbp21.c b/drivers/media/dvb/frontends/lnbp21.c
index e933edc8dd2..2d2f58c2622 100644
--- a/drivers/media/dvb/frontends/lnbp21.c
+++ b/drivers/media/dvb/frontends/lnbp21.c
@@ -40,12 +40,11 @@ struct lnbp21 {
 	u8			override_or;
 	u8			override_and;
 	struct i2c_adapter	*i2c;
-	void			(*release_chain)(struct dvb_frontend* fe);
 };
 
 static int lnbp21_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
 {
-	struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv;
+	struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->sec_priv;
 	struct i2c_msg msg = {	.addr = 0x08, .flags = 0,
 				.buf = &lnbp21->config,
 				.len = sizeof(lnbp21->config) };
@@ -73,7 +72,7 @@ static int lnbp21_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
 
 static int lnbp21_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg)
 {
-	struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv;
+	struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->sec_priv;
 	struct i2c_msg msg = {	.addr = 0x08, .flags = 0,
 				.buf = &lnbp21->config,
 				.len = sizeof(lnbp21->config) };
@@ -91,29 +90,24 @@ static int lnbp21_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg)
 
 static void lnbp21_release(struct dvb_frontend *fe)
 {
-	struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv;
-
 	/* LNBP power off */
 	lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF);
 
-	/* free data & call next release routine */
-	fe->ops.release = lnbp21->release_chain;
-	kfree(fe->misc_priv);
-	fe->misc_priv = NULL;
-	if (fe->ops.release)
-		fe->ops.release(fe);
+	/* free data */
+	kfree(fe->sec_priv);
+	fe->sec_priv = NULL;
 }
 
-int lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear)
+struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear)
 {
 	struct lnbp21 *lnbp21 = kmalloc(sizeof(struct lnbp21), GFP_KERNEL);
 	if (!lnbp21)
-		return -ENOMEM;
+		return NULL;
 
 	/* default configuration */
 	lnbp21->config = LNBP21_ISEL;
 	lnbp21->i2c = i2c;
-	fe->misc_priv = lnbp21;
+	fe->sec_priv = lnbp21;
 
 	/* bits which should be forced to '1' */
 	lnbp21->override_or = override_set;
@@ -124,19 +118,17 @@ int lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_
 	/* detect if it is present or not */
 	if (lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF)) {
 		kfree(lnbp21);
-		fe->misc_priv = NULL;
-		return -EIO;
+		return NULL;
 	}
 
 	/* install release callback */
-	lnbp21->release_chain = fe->ops.release;
-	fe->ops.release = lnbp21_release;
+	fe->ops.release_sec = lnbp21_release;
 
 	/* override frontend ops */
 	fe->ops.set_voltage = lnbp21_set_voltage;
 	fe->ops.enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage;
 
-	return 0;
+	return fe;
 }
 EXPORT_SYMBOL(lnbp21_attach);
 
diff --git a/drivers/media/dvb/frontends/lnbp21.h b/drivers/media/dvb/frontends/lnbp21.h
index 047a4ab68c0..1fe1dd17931 100644
--- a/drivers/media/dvb/frontends/lnbp21.h
+++ b/drivers/media/dvb/frontends/lnbp21.h
@@ -39,7 +39,15 @@
 
 #include <linux/dvb/frontend.h>
 
+#if defined(CONFIG_DVB_LNBP21) || defined(CONFIG_DVB_LNBP21_MODULE)
 /* override_set and override_clear control which system register bits (above) to always set & clear */
-extern int lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear);
+extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear);
+#else
+static inline struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_LNBP21
 
-#endif
+#endif // _LNBP21_H
diff --git a/drivers/media/dvb/frontends/mt2060.c b/drivers/media/dvb/frontends/mt2060.c
new file mode 100644
index 00000000000..508ec1b6d1f
--- /dev/null
+++ b/drivers/media/dvb/frontends/mt2060.c
@@ -0,0 +1,367 @@
+/*
+ *  Driver for Microtune MT2060 "Single chip dual conversion broadband tuner"
+ *
+ *  Copyright (c) 2006 Olivier DANET <odanet@caramail.com>
+ *
+ *  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.=
+ */
+
+/* In that file, frequencies are expressed in kiloHertz to avoid 32 bits overflows */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/delay.h>
+#include <linux/dvb/frontend.h>
+#include <linux/i2c.h>
+
+#include "dvb_frontend.h"
+
+#include "mt2060.h"
+#include "mt2060_priv.h"
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
+
+#define dprintk(args...) do { if (debug) {printk(KERN_DEBUG "MT2060: " args); printk("\n"); }} while (0)
+
+// Reads a single register
+static int mt2060_readreg(struct mt2060_priv *priv, u8 reg, u8 *val)
+{
+	struct i2c_msg msg[2] = {
+		{ .addr = priv->cfg->i2c_address, .flags = 0,        .buf = &reg, .len = 1 },
+		{ .addr = priv->cfg->i2c_address, .flags = I2C_M_RD, .buf = val,  .len = 1 },
+	};
+
+	if (i2c_transfer(priv->i2c, msg, 2) != 2) {
+		printk(KERN_WARNING "mt2060 I2C read failed\n");
+		return -EREMOTEIO;
+	}
+	return 0;
+}
+
+// Writes a single register
+static int mt2060_writereg(struct mt2060_priv *priv, u8 reg, u8 val)
+{
+	u8 buf[2] = { reg, val };
+	struct i2c_msg msg = {
+		.addr = priv->cfg->i2c_address, .flags = 0, .buf = buf, .len = 2
+	};
+
+	if (i2c_transfer(priv->i2c, &msg, 1) != 1) {
+		printk(KERN_WARNING "mt2060 I2C write failed\n");
+		return -EREMOTEIO;
+	}
+	return 0;
+}
+
+// Writes a set of consecutive registers
+static int mt2060_writeregs(struct mt2060_priv *priv,u8 *buf, u8 len)
+{
+	struct i2c_msg msg = {
+		.addr = priv->cfg->i2c_address, .flags = 0, .buf = buf, .len = len
+	};
+	if (i2c_transfer(priv->i2c, &msg, 1) != 1) {
+		printk(KERN_WARNING "mt2060 I2C write failed (len=%i)\n",(int)len);
+		return -EREMOTEIO;
+	}
+	return 0;
+}
+
+// Initialisation sequences
+// LNABAND=3, NUM1=0x3C, DIV1=0x74, NUM2=0x1080, DIV2=0x49
+static u8 mt2060_config1[] = {
+	REG_LO1C1,
+	0x3F,	0x74,	0x00,	0x08,	0x93
+};
+
+// FMCG=2, GP2=0, GP1=0
+static u8 mt2060_config2[] = {
+	REG_MISC_CTRL,
+	0x20,	0x1E,	0x30,	0xff,	0x80,	0xff,	0x00,	0x2c,	0x42
+};
+
+//  VGAG=3, V1CSE=1
+
+#ifdef  MT2060_SPURCHECK
+/* The function below calculates the frequency offset between the output frequency if2
+ and the closer cross modulation subcarrier between lo1 and lo2 up to the tenth harmonic */
+static int mt2060_spurcalc(u32 lo1,u32 lo2,u32 if2)
+{
+	int I,J;
+	int dia,diamin,diff;
+	diamin=1000000;
+	for (I = 1; I < 10; I++) {
+		J = ((2*I*lo1)/lo2+1)/2;
+		diff = I*(int)lo1-J*(int)lo2;
+		if (diff < 0) diff=-diff;
+		dia = (diff-(int)if2);
+		if (dia < 0) dia=-dia;
+		if (diamin > dia) diamin=dia;
+	}
+	return diamin;
+}
+
+#define BANDWIDTH 4000 // kHz
+
+/* Calculates the frequency offset to add to avoid spurs. Returns 0 if no offset is needed */
+static int mt2060_spurcheck(u32 lo1,u32 lo2,u32 if2)
+{
+	u32 Spur,Sp1,Sp2;
+	int I,J;
+	I=0;
+	J=1000;
+
+	Spur=mt2060_spurcalc(lo1,lo2,if2);
+	if (Spur < BANDWIDTH) {
+		/* Potential spurs detected */
+		dprintk("Spurs before : f_lo1: %d  f_lo2: %d  (kHz)",
+			(int)lo1,(int)lo2);
+		I=1000;
+		Sp1 = mt2060_spurcalc(lo1+I,lo2+I,if2);
+		Sp2 = mt2060_spurcalc(lo1-I,lo2-I,if2);
+
+		if (Sp1 < Sp2) {
+			J=-J; I=-I; Spur=Sp2;
+		} else
+			Spur=Sp1;
+
+		while (Spur < BANDWIDTH) {
+			I += J;
+			Spur = mt2060_spurcalc(lo1+I,lo2+I,if2);
+		}
+		dprintk("Spurs after  : f_lo1: %d  f_lo2: %d  (kHz)",
+			(int)(lo1+I),(int)(lo2+I));
+	}
+	return I;
+}
+#endif
+
+#define IF2  36150       // IF2 frequency = 36.150 MHz
+#define FREF 16000       // Quartz oscillator 16 MHz
+
+static int mt2060_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+{
+	struct mt2060_priv *priv;
+	int ret=0;
+	int i=0;
+	u32 freq;
+	u8  lnaband;
+	u32 f_lo1,f_lo2;
+	u32 div1,num1,div2,num2;
+	u8  b[8];
+	u32 if1;
+
+	priv = fe->tuner_priv;
+
+	if1 = priv->if1_freq;
+	b[0] = REG_LO1B1;
+	b[1] = 0xFF;
+
+	mt2060_writeregs(priv,b,2);
+
+	freq = params->frequency / 1000; // Hz -> kHz
+	priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
+
+	f_lo1 = freq + if1 * 1000;
+	f_lo1 = (f_lo1 / 250) * 250;
+	f_lo2 = f_lo1 - freq - IF2;
+	// From the Comtech datasheet, the step used is 50kHz. The tuner chip could be more precise
+	f_lo2 = ((f_lo2 + 25) / 50) * 50;
+	priv->frequency =  (f_lo1 - f_lo2 - IF2) * 1000,
+
+#ifdef MT2060_SPURCHECK
+	// LO-related spurs detection and correction
+	num1   = mt2060_spurcheck(f_lo1,f_lo2,IF2);
+	f_lo1 += num1;
+	f_lo2 += num1;
+#endif
+	//Frequency LO1 = 16MHz * (DIV1 + NUM1/64 )
+	num1 = f_lo1 / (FREF / 64);
+	div1 = num1 / 64;
+	num1 &= 0x3f;
+
+	// Frequency LO2 = 16MHz * (DIV2 + NUM2/8192 )
+	num2 = f_lo2 * 64 / (FREF / 128);
+	div2 = num2 / 8192;
+	num2 &= 0x1fff;
+
+	if (freq <=  95000) lnaband = 0xB0; else
+	if (freq <= 180000) lnaband = 0xA0; else
+	if (freq <= 260000) lnaband = 0x90; else
+	if (freq <= 335000) lnaband = 0x80; else
+	if (freq <= 425000) lnaband = 0x70; else
+	if (freq <= 480000) lnaband = 0x60; else
+	if (freq <= 570000) lnaband = 0x50; else
+	if (freq <= 645000) lnaband = 0x40; else
+	if (freq <= 730000) lnaband = 0x30; else
+	if (freq <= 810000) lnaband = 0x20; else lnaband = 0x10;
+
+	b[0] = REG_LO1C1;
+	b[1] = lnaband | ((num1 >>2) & 0x0F);
+	b[2] = div1;
+	b[3] = (num2 & 0x0F)  | ((num1 & 3) << 4);
+	b[4] = num2 >> 4;
+	b[5] = ((num2 >>12) & 1) | (div2 << 1);
+
+	dprintk("IF1: %dMHz",(int)if1);
+	dprintk("PLL freq=%dkHz  f_lo1=%dkHz  f_lo2=%dkHz",(int)freq,(int)f_lo1,(int)f_lo2);
+	dprintk("PLL div1=%d  num1=%d  div2=%d  num2=%d",(int)div1,(int)num1,(int)div2,(int)num2);
+	dprintk("PLL [1..5]: %2x %2x %2x %2x %2x",(int)b[1],(int)b[2],(int)b[3],(int)b[4],(int)b[5]);
+
+	mt2060_writeregs(priv,b,6);
+
+	//Waits for pll lock or timeout
+	i = 0;
+	do {
+		mt2060_readreg(priv,REG_LO_STATUS,b);
+		if ((b[0] & 0x88)==0x88)
+			break;
+		msleep(4);
+		i++;
+	} while (i<10);
+
+	return ret;
+}
+
+static void mt2060_calibrate(struct mt2060_priv *priv)
+{
+	u8 b = 0;
+	int i = 0;
+
+	if (mt2060_writeregs(priv,mt2060_config1,sizeof(mt2060_config1)))
+		return;
+	if (mt2060_writeregs(priv,mt2060_config2,sizeof(mt2060_config2)))
+		return;
+
+	do {
+		b |= (1 << 6); // FM1SS;
+		mt2060_writereg(priv, REG_LO2C1,b);
+		msleep(20);
+
+		if (i == 0) {
+			b |= (1 << 7); // FM1CA;
+			mt2060_writereg(priv, REG_LO2C1,b);
+			b &= ~(1 << 7); // FM1CA;
+			msleep(20);
+		}
+
+		b &= ~(1 << 6); // FM1SS
+		mt2060_writereg(priv, REG_LO2C1,b);
+
+		msleep(20);
+		i++;
+	} while (i < 9);
+
+	i = 0;
+	while (i++ < 10 && mt2060_readreg(priv, REG_MISC_STAT, &b) == 0 && (b & (1 << 6)) == 0)
+		msleep(20);
+
+	if (i < 10) {
+		mt2060_readreg(priv, REG_FM_FREQ, &priv->fmfreq); // now find out, what is fmreq used for :)
+		dprintk("calibration was successful: %d", (int)priv->fmfreq);
+	} else
+		dprintk("FMCAL timed out");
+}
+
+static int mt2060_get_frequency(struct dvb_frontend *fe, u32 *frequency)
+{
+	struct mt2060_priv *priv = fe->tuner_priv;
+	*frequency = priv->frequency;
+	return 0;
+}
+
+static int mt2060_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
+{
+	struct mt2060_priv *priv = fe->tuner_priv;
+	*bandwidth = priv->bandwidth;
+	return 0;
+}
+
+static int mt2060_init(struct dvb_frontend *fe)
+{
+	struct mt2060_priv *priv = fe->tuner_priv;
+	return mt2060_writereg(priv, REG_VGAG,0x33);
+}
+
+static int mt2060_sleep(struct dvb_frontend *fe)
+{
+	struct mt2060_priv *priv = fe->tuner_priv;
+	return mt2060_writereg(priv, REG_VGAG,0x30);
+}
+
+static int mt2060_release(struct dvb_frontend *fe)
+{
+	kfree(fe->tuner_priv);
+	fe->tuner_priv = NULL;
+	return 0;
+}
+
+static const struct dvb_tuner_ops mt2060_tuner_ops = {
+	.info = {
+		.name           = "Microtune MT2060",
+		.frequency_min  =  48000000,
+		.frequency_max  = 860000000,
+		.frequency_step =     50000,
+	},
+
+	.release       = mt2060_release,
+
+	.init          = mt2060_init,
+	.sleep         = mt2060_sleep,
+
+	.set_params    = mt2060_set_params,
+	.get_frequency = mt2060_get_frequency,
+	.get_bandwidth = mt2060_get_bandwidth
+};
+
+/* This functions tries to identify a MT2060 tuner by reading the PART/REV register. This is hasty. */
+int mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1)
+{
+	struct mt2060_priv *priv = NULL;
+	u8 id = 0;
+
+	priv = kzalloc(sizeof(struct mt2060_priv), GFP_KERNEL);
+	if (priv == NULL)
+		return -ENOMEM;
+
+	priv->cfg      = cfg;
+	priv->i2c      = i2c;
+	priv->if1_freq = if1;
+
+	if (mt2060_readreg(priv,REG_PART_REV,&id) != 0) {
+		kfree(priv);
+		return -ENODEV;
+	}
+
+	if (id != PART_REV) {
+		kfree(priv);
+		return -ENODEV;
+	}
+	printk(KERN_INFO "MT2060: successfully identified (IF1 = %d)\n", if1);
+	memcpy(&fe->ops.tuner_ops, &mt2060_tuner_ops, sizeof(struct dvb_tuner_ops));
+
+	fe->tuner_priv = priv;
+
+	mt2060_calibrate(priv);
+
+	return 0;
+}
+EXPORT_SYMBOL(mt2060_attach);
+
+MODULE_AUTHOR("Olivier DANET");
+MODULE_DESCRIPTION("Microtune MT2060 silicon tuner driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/frontends/mt2060.h b/drivers/media/dvb/frontends/mt2060.h
new file mode 100644
index 00000000000..c58b03e8234
--- /dev/null
+++ b/drivers/media/dvb/frontends/mt2060.h
@@ -0,0 +1,35 @@
+/*
+ *  Driver for Microtune MT2060 "Single chip dual conversion broadband tuner"
+ *
+ *  Copyright (c) 2006 Olivier DANET <odanet@caramail.com>
+ *
+ *  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.=
+ */
+
+#ifndef MT2060_H
+#define MT2060_H
+
+struct dvb_frontend;
+struct i2c_adapter;
+
+struct mt2060_config {
+	u8 i2c_address;
+	/* Shall we add settings for the discrete outputs ? */
+};
+
+extern int mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1);
+
+#endif
diff --git a/drivers/media/dvb/frontends/mt2060_priv.h b/drivers/media/dvb/frontends/mt2060_priv.h
new file mode 100644
index 00000000000..5eaccdefd0b
--- /dev/null
+++ b/drivers/media/dvb/frontends/mt2060_priv.h
@@ -0,0 +1,105 @@
+/*
+ *  Driver for Microtune MT2060 "Single chip dual conversion broadband tuner"
+ *
+ *  Copyright (c) 2006 Olivier DANET <odanet@caramail.com>
+ *
+ *  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.=
+ */
+
+#ifndef MT2060_PRIV_H
+#define MT2060_PRIV_H
+
+// Uncomment the #define below to enable spurs checking. The results where quite unconvincing.
+// #define MT2060_SPURCHECK
+
+/* This driver is based on the information available in the datasheet of the
+   "Comtech SDVBT-3K6M" tuner ( K1000737843.pdf ) which features the MT2060 register map :
+
+   I2C Address : 0x60
+
+   Reg.No |   B7   |   B6   |   B5   |   B4   |   B3   |   B2   |   B1   |   B0   | ( defaults )
+   --------------------------------------------------------------------------------
+       00 | [              PART             ] | [              REV              ] | R  = 0x63
+       01 | [             LNABAND           ] | [              NUM1(5:2)        ] | RW = 0x3F
+       02 | [                               DIV1                                ] | RW = 0x74
+       03 | FM1CA  | FM1SS  | [  NUM1(1:0)  ] | [              NUM2(3:0)        ] | RW = 0x00
+       04 |                                 NUM2(11:4)                          ] | RW = 0x08
+       05 | [                               DIV2                       ] |NUM2(12)| RW = 0x93
+       06 | L1LK   | [        TAD1          ] | L2LK   | [         TAD2         ] | R
+       07 | [                               FMF                                 ] | R
+       08 |   ?    | FMCAL  |   ?    |   ?    |   ?    |   ?    |   ?    | TEMP   | R
+       09 |   0    |   0    | [    FMGC     ] |   0    | GP02   | GP01   |   0    | RW = 0x20
+       0A | ??
+       0B |   0    |   0    |   1    |   1    |   0    |   0    | [   VGAG      ] | RW = 0x30
+       0C | V1CSE  |   1    |   1    |   1    |   1    |   1    |   1    |   1    | RW = 0xFF
+       0D |   1    |   0    | [                      V1CS                       ] | RW = 0xB0
+       0E | ??
+       0F | ??
+       10 | ??
+       11 | [             LOTO              ] |   0    |   0    |   1    |   0    | RW = 0x42
+
+       PART    : Part code      : 6 for MT2060
+       REV     : Revision code  : 3 for current revision
+       LNABAND : Input frequency range : ( See code for details )
+       NUM1 / DIV1 / NUM2 / DIV2 : Frequencies programming ( See code for details )
+       FM1CA  : Calibration Start Bit
+       FM1SS  : Calibration Single Step bit
+       L1LK   : LO1 Lock Detect
+       TAD1   : Tune Line ADC ( ? )
+       L2LK   : LO2 Lock Detect
+       TAD2   : Tune Line ADC ( ? )
+       FMF    : Estimated first IF Center frequency Offset ( ? )
+       FM1CAL : Calibration done bit
+       TEMP   : On chip temperature sensor
+       FMCG   : Mixer 1 Cap Gain ( ? )
+       GP01 / GP02 : Programmable digital outputs. Unconnected pins ?
+       V1CSE  : LO1 VCO Automatic Capacitor Select Enable ( ? )
+       V1CS   : LO1 Capacitor Selection Value ( ? )
+       LOTO   : LO Timeout ( ? )
+       VGAG   : Tuner Output gain
+*/
+
+#define I2C_ADDRESS 0x60
+
+#define REG_PART_REV   0
+#define REG_LO1C1      1
+#define REG_LO1C2      2
+#define REG_LO2C1      3
+#define REG_LO2C2      4
+#define REG_LO2C3      5
+#define REG_LO_STATUS  6
+#define REG_FM_FREQ    7
+#define REG_MISC_STAT  8
+#define REG_MISC_CTRL  9
+#define REG_RESERVED_A 0x0A
+#define REG_VGAG       0x0B
+#define REG_LO1B1      0x0C
+#define REG_LO1B2      0x0D
+#define REG_LOTO       0x11
+
+#define PART_REV 0x63 // The current driver works only with PART=6 and REV=3 chips
+
+struct mt2060_priv {
+	struct mt2060_config *cfg;
+	struct i2c_adapter   *i2c;
+
+	u32 frequency;
+	u32 bandwidth;
+	u16 if1_freq;
+	u8  fmfreq;
+};
+
+#endif
diff --git a/drivers/media/dvb/frontends/mt312.h b/drivers/media/dvb/frontends/mt312.h
index 666a1bd1c24..7112fb4d58a 100644
--- a/drivers/media/dvb/frontends/mt312.h
+++ b/drivers/media/dvb/frontends/mt312.h
@@ -34,8 +34,16 @@ struct mt312_config
 	u8 demod_address;
 };
 
+#if defined(CONFIG_DVB_MT312) || defined(CONFIG_DVB_MT312_MODULE)
 struct dvb_frontend* vp310_mt312_attach(const struct mt312_config* config,
 					struct i2c_adapter* i2c);
-
+#else
+static inline struct dvb_frontend* vp310_mt312_attach(const struct mt312_config* config,
+					struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_MT312
 
 #endif // MT312_H
diff --git a/drivers/media/dvb/frontends/mt352.c b/drivers/media/dvb/frontends/mt352.c
index 5de7376c94c..87e31ca7e10 100644
--- a/drivers/media/dvb/frontends/mt352.c
+++ b/drivers/media/dvb/frontends/mt352.c
@@ -70,7 +70,7 @@ static int mt352_single_write(struct dvb_frontend *fe, u8 reg, u8 val)
 	return 0;
 }
 
-int mt352_write(struct dvb_frontend* fe, u8* ibuf, int ilen)
+static int _mt352_write(struct dvb_frontend* fe, u8* ibuf, int ilen)
 {
 	int err,i;
 	for (i=0; i < ilen-1; i++)
@@ -107,7 +107,7 @@ static int mt352_sleep(struct dvb_frontend* fe)
 {
 	static u8 mt352_softdown[] = { CLOCK_CTL, 0x20, 0x08 };
 
-	mt352_write(fe, mt352_softdown, sizeof(mt352_softdown));
+	_mt352_write(fe, mt352_softdown, sizeof(mt352_softdown));
 	return 0;
 }
 
@@ -293,14 +293,14 @@ static int mt352_set_parameters(struct dvb_frontend* fe,
 				fe->ops.i2c_gate_ctrl(fe, 0);
 		}
 
-		mt352_write(fe, buf, 8);
-		mt352_write(fe, fsm_go, 2);
+		_mt352_write(fe, buf, 8);
+		_mt352_write(fe, fsm_go, 2);
 	} else {
 		if (fe->ops.tuner_ops.calc_regs) {
 			fe->ops.tuner_ops.calc_regs(fe, param, buf+8, 5);
 			buf[8] <<= 1;
-			mt352_write(fe, buf, sizeof(buf));
-			mt352_write(fe, tuner_go, 2);
+			_mt352_write(fe, buf, sizeof(buf));
+			_mt352_write(fe, tuner_go, 2);
 		}
 	}
 
@@ -522,7 +522,7 @@ static int mt352_init(struct dvb_frontend* fe)
 	    (mt352_read_register(state, CONFIG) & 0x20) == 0) {
 
 		/* Do a "hard" reset */
-		mt352_write(fe, mt352_reset_attach, sizeof(mt352_reset_attach));
+		_mt352_write(fe, mt352_reset_attach, sizeof(mt352_reset_attach));
 		return state->config.demod_init(fe);
 	}
 
@@ -585,6 +585,7 @@ static struct dvb_frontend_ops mt352_ops = {
 
 	.init = mt352_init,
 	.sleep = mt352_sleep,
+	.write = _mt352_write,
 
 	.set_frontend = mt352_set_parameters,
 	.get_frontend = mt352_get_parameters,
@@ -605,4 +606,3 @@ MODULE_AUTHOR("Holger Waechtler, Daniel Mack, Antonio Mancuso");
 MODULE_LICENSE("GPL");
 
 EXPORT_SYMBOL(mt352_attach);
-EXPORT_SYMBOL(mt352_write);
diff --git a/drivers/media/dvb/frontends/mt352.h b/drivers/media/dvb/frontends/mt352.h
index 9e7ff4b8fe5..0035c2e2d7c 100644
--- a/drivers/media/dvb/frontends/mt352.h
+++ b/drivers/media/dvb/frontends/mt352.h
@@ -51,9 +51,23 @@ struct mt352_config
 	int (*demod_init)(struct dvb_frontend* fe);
 };
 
+#if defined(CONFIG_DVB_MT352) || defined(CONFIG_DVB_MT352_MODULE)
 extern struct dvb_frontend* mt352_attach(const struct mt352_config* config,
 					 struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* mt352_attach(const struct mt352_config* config,
+					 struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_MT352
 
-extern int mt352_write(struct dvb_frontend* fe, u8* ibuf, int ilen);
+static inline int mt352_write(struct dvb_frontend *fe, u8 *buf, int len) {
+	int r = 0;
+	if (fe->ops.write)
+		r = fe->ops.write(fe, buf, len);
+	return r;
+}
 
 #endif // MT352_H
diff --git a/drivers/media/dvb/frontends/nxt200x.h b/drivers/media/dvb/frontends/nxt200x.h
index 34d61735845..2eb220e9806 100644
--- a/drivers/media/dvb/frontends/nxt200x.h
+++ b/drivers/media/dvb/frontends/nxt200x.h
@@ -45,8 +45,17 @@ struct nxt200x_config
 	int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
 };
 
+#if defined(CONFIG_DVB_NXT200X) || defined(CONFIG_DVB_NXT200X_MODULE)
 extern struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_NXT200X
 
 #endif /* NXT200X_H */
 
diff --git a/drivers/media/dvb/frontends/nxt6000.h b/drivers/media/dvb/frontends/nxt6000.h
index 117031d1170..9397393a6bd 100644
--- a/drivers/media/dvb/frontends/nxt6000.h
+++ b/drivers/media/dvb/frontends/nxt6000.h
@@ -33,7 +33,16 @@ struct nxt6000_config
 	u8 clock_inversion:1;
 };
 
+#if defined(CONFIG_DVB_NXT6000) || defined(CONFIG_DVB_NXT6000_MODULE)
 extern struct dvb_frontend* nxt6000_attach(const struct nxt6000_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* nxt6000_attach(const struct nxt6000_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_NXT6000
 
 #endif // NXT6000_H
diff --git a/drivers/media/dvb/frontends/or51132.h b/drivers/media/dvb/frontends/or51132.h
index 89658883abf..9718be4fb83 100644
--- a/drivers/media/dvb/frontends/or51132.h
+++ b/drivers/media/dvb/frontends/or51132.h
@@ -34,8 +34,17 @@ struct or51132_config
 	int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
 };
 
+#if defined(CONFIG_DVB_OR51132) || defined(CONFIG_DVB_OR51132_MODULE)
 extern struct dvb_frontend* or51132_attach(const struct or51132_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* or51132_attach(const struct or51132_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_OR51132
 
 #endif // OR51132_H
 
diff --git a/drivers/media/dvb/frontends/or51211.h b/drivers/media/dvb/frontends/or51211.h
index 13a5a3afbf8..10a5419f9e0 100644
--- a/drivers/media/dvb/frontends/or51211.h
+++ b/drivers/media/dvb/frontends/or51211.h
@@ -37,8 +37,17 @@ struct or51211_config
 	void (*sleep)(struct dvb_frontend * fe);
 };
 
+#if defined(CONFIG_DVB_OR51211) || defined(CONFIG_DVB_OR51211_MODULE)
 extern struct dvb_frontend* or51211_attach(const struct or51211_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* or51211_attach(const struct or51211_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_OR51211
 
 #endif // OR51211_H
 
diff --git a/drivers/media/dvb/frontends/s5h1420.h b/drivers/media/dvb/frontends/s5h1420.h
index 4e39015fa67..efc54d7f3c5 100644
--- a/drivers/media/dvb/frontends/s5h1420.h
+++ b/drivers/media/dvb/frontends/s5h1420.h
@@ -34,7 +34,16 @@ struct s5h1420_config
 	u8 invert:1;
 };
 
+#if defined(CONFIG_DVB_S5H1420) || defined(CONFIG_DVB_S5H1420_MODULE)
 extern struct dvb_frontend* s5h1420_attach(const struct s5h1420_config* config,
 	     struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* s5h1420_attach(const struct s5h1420_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_S5H1420
 
 #endif // S5H1420_H
diff --git a/drivers/media/dvb/frontends/sp8870.h b/drivers/media/dvb/frontends/sp8870.h
index 93afbb969d6..4cf27d3b10f 100644
--- a/drivers/media/dvb/frontends/sp8870.h
+++ b/drivers/media/dvb/frontends/sp8870.h
@@ -35,7 +35,16 @@ struct sp8870_config
 	int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
 };
 
+#if defined(CONFIG_DVB_SP8870) || defined(CONFIG_DVB_SP8870_MODULE)
 extern struct dvb_frontend* sp8870_attach(const struct sp8870_config* config,
 					  struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* sp8870_attach(const struct sp8870_config* config,
+					  struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_SP8870
 
 #endif // SP8870_H
diff --git a/drivers/media/dvb/frontends/sp887x.h b/drivers/media/dvb/frontends/sp887x.h
index c44b0ebdf1e..cab7ea644df 100644
--- a/drivers/media/dvb/frontends/sp887x.h
+++ b/drivers/media/dvb/frontends/sp887x.h
@@ -17,7 +17,16 @@ struct sp887x_config
 	int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
 };
 
+#if defined(CONFIG_DVB_SP887X) || defined(CONFIG_DVB_SP887X_MODULE)
 extern struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
 					  struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
+					  struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_SP887X
 
 #endif // SP887X_H
diff --git a/drivers/media/dvb/frontends/stv0297.h b/drivers/media/dvb/frontends/stv0297.h
index 1da5384fb98..760b80db43a 100644
--- a/drivers/media/dvb/frontends/stv0297.h
+++ b/drivers/media/dvb/frontends/stv0297.h
@@ -42,7 +42,16 @@ struct stv0297_config
 	u8 stop_during_read:1;
 };
 
+#if defined(CONFIG_DVB_STV0297) || defined(CONFIG_DVB_STV0297_MODULE)
 extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* stv0297_attach(const struct stv0297_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_STV0297
 
 #endif // STV0297_H
diff --git a/drivers/media/dvb/frontends/stv0299.c b/drivers/media/dvb/frontends/stv0299.c
index 96648a75440..93483769eca 100644
--- a/drivers/media/dvb/frontends/stv0299.c
+++ b/drivers/media/dvb/frontends/stv0299.c
@@ -92,11 +92,14 @@ static int stv0299_writeregI (struct stv0299_state* state, u8 reg, u8 data)
 	return (ret != 1) ? -EREMOTEIO : 0;
 }
 
-int stv0299_writereg (struct dvb_frontend* fe, u8 reg, u8 data)
+int stv0299_write(struct dvb_frontend* fe, u8 *buf, int len)
 {
 	struct stv0299_state* state = fe->demodulator_priv;
 
-	return stv0299_writeregI(state, reg, data);
+	if (len != 2)
+		return -EINVAL;
+
+	return stv0299_writeregI(state, buf[0], buf[1]);
 }
 
 static u8 stv0299_readreg (struct stv0299_state* state, u8 reg)
@@ -694,6 +697,7 @@ static struct dvb_frontend_ops stv0299_ops = {
 
 	.init = stv0299_init,
 	.sleep = stv0299_sleep,
+	.write = stv0299_write,
 	.i2c_gate_ctrl = stv0299_i2c_gate_ctrl,
 
 	.set_frontend = stv0299_set_frontend,
@@ -724,5 +728,4 @@ MODULE_AUTHOR("Ralph Metzler, Holger Waechtler, Peter Schildmann, Felix Domke, "
 	      "Andreas Oberritter, Andrew de Quincey, Kenneth Aafly");
 MODULE_LICENSE("GPL");
 
-EXPORT_SYMBOL(stv0299_writereg);
 EXPORT_SYMBOL(stv0299_attach);
diff --git a/drivers/media/dvb/frontends/stv0299.h b/drivers/media/dvb/frontends/stv0299.h
index 1504828e423..7ef25207081 100644
--- a/drivers/media/dvb/frontends/stv0299.h
+++ b/drivers/media/dvb/frontends/stv0299.h
@@ -89,9 +89,24 @@ struct stv0299_config
 	int (*set_symbol_rate)(struct dvb_frontend* fe, u32 srate, u32 ratio);
 };
 
-extern int stv0299_writereg (struct dvb_frontend* fe, u8 reg, u8 data);
-
+#if defined(CONFIG_DVB_STV0299) || defined(CONFIG_DVB_STV0299_MODULE)
 extern struct dvb_frontend* stv0299_attach(const struct stv0299_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* stv0299_attach(const struct stv0299_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_STV0299
+
+static inline int stv0299_writereg(struct dvb_frontend *fe, u8 reg, u8 val) {
+	int r = 0;
+	u8 buf[] = {reg, val};
+	if (fe->ops.write)
+		r = fe->ops.write(fe, buf, 2);
+	return r;
+}
 
 #endif // STV0299_H
diff --git a/drivers/media/dvb/frontends/tda10021.c b/drivers/media/dvb/frontends/tda10021.c
index 9cbd164aa28..dca89171be1 100644
--- a/drivers/media/dvb/frontends/tda10021.c
+++ b/drivers/media/dvb/frontends/tda10021.c
@@ -72,7 +72,7 @@ static u8 tda10021_inittab[0x40]=
 	0x04, 0x2d, 0x2f, 0xff, 0x00, 0x00, 0x00, 0x00,
 };
 
-static int tda10021_writereg (struct tda10021_state* state, u8 reg, u8 data)
+static int _tda10021_writereg (struct tda10021_state* state, u8 reg, u8 data)
 {
 	u8 buf[] = { reg, data };
 	struct i2c_msg msg = { .addr = state->config->demod_address, .flags = 0, .buf = buf, .len = 2 };
@@ -88,14 +88,6 @@ static int tda10021_writereg (struct tda10021_state* state, u8 reg, u8 data)
 	return (ret != 1) ? -EREMOTEIO : 0;
 }
 
-int tda10021_write_byte(struct dvb_frontend* fe, int reg, int data)
-{
-	struct tda10021_state* state = fe->demodulator_priv;
-
-	return tda10021_writereg(state, reg, data);
-}
-EXPORT_SYMBOL(tda10021_write_byte);
-
 static u8 tda10021_readreg (struct tda10021_state* state, u8 reg)
 {
 	u8 b0 [] = { reg };
@@ -149,8 +141,8 @@ static int tda10021_setup_reg0 (struct tda10021_state* state, u8 reg0,
 	else if (INVERSION_OFF == inversion)
 		DISABLE_INVERSION(reg0);
 
-	tda10021_writereg (state, 0x00, reg0 & 0xfe);
-	tda10021_writereg (state, 0x00, reg0 | 0x01);
+	_tda10021_writereg (state, 0x00, reg0 & 0xfe);
+	_tda10021_writereg (state, 0x00, reg0 | 0x01);
 
 	state->reg0 = reg0;
 	return 0;
@@ -198,17 +190,27 @@ static int tda10021_set_symbolrate (struct tda10021_state* state, u32 symbolrate
 
 	NDEC = (NDEC << 6) | tda10021_inittab[0x03];
 
-	tda10021_writereg (state, 0x03, NDEC);
-	tda10021_writereg (state, 0x0a, BDR&0xff);
-	tda10021_writereg (state, 0x0b, (BDR>> 8)&0xff);
-	tda10021_writereg (state, 0x0c, (BDR>>16)&0x3f);
+	_tda10021_writereg (state, 0x03, NDEC);
+	_tda10021_writereg (state, 0x0a, BDR&0xff);
+	_tda10021_writereg (state, 0x0b, (BDR>> 8)&0xff);
+	_tda10021_writereg (state, 0x0c, (BDR>>16)&0x3f);
 
-	tda10021_writereg (state, 0x0d, BDRI);
-	tda10021_writereg (state, 0x0e, SFIL);
+	_tda10021_writereg (state, 0x0d, BDRI);
+	_tda10021_writereg (state, 0x0e, SFIL);
 
 	return 0;
 }
 
+int tda10021_write(struct dvb_frontend* fe, u8 *buf, int len)
+{
+	struct tda10021_state* state = fe->demodulator_priv;
+
+	if (len != 2)
+		return -EINVAL;
+
+	return _tda10021_writereg(state, buf[0], buf[1]);
+}
+
 static int tda10021_init (struct dvb_frontend *fe)
 {
 	struct tda10021_state* state = fe->demodulator_priv;
@@ -216,12 +218,12 @@ static int tda10021_init (struct dvb_frontend *fe)
 
 	dprintk("DVB: TDA10021(%d): init chip\n", fe->adapter->num);
 
-	//tda10021_writereg (fe, 0, 0);
+	//_tda10021_writereg (fe, 0, 0);
 
 	for (i=0; i<tda10021_inittab_size; i++)
-		tda10021_writereg (state, i, tda10021_inittab[i]);
+		_tda10021_writereg (state, i, tda10021_inittab[i]);
 
-	tda10021_writereg (state, 0x34, state->pwm);
+	_tda10021_writereg (state, 0x34, state->pwm);
 
 	//Comment by markus
 	//0x2A[3-0] == PDIV -> P multiplaying factor (P=PDIV+1)(default 0)
@@ -230,7 +232,7 @@ static int tda10021_init (struct dvb_frontend *fe)
 	//0x2A[6] == POLAXIN -> Polarity of the input reference clock (default 0)
 
 	//Activate PLL
-	tda10021_writereg(state, 0x2a, tda10021_inittab[0x2a] & 0xef);
+	_tda10021_writereg(state, 0x2a, tda10021_inittab[0x2a] & 0xef);
 	return 0;
 }
 
@@ -264,12 +266,12 @@ static int tda10021_set_parameters (struct dvb_frontend *fe,
 	}
 
 	tda10021_set_symbolrate (state, p->u.qam.symbol_rate);
-	tda10021_writereg (state, 0x34, state->pwm);
+	_tda10021_writereg (state, 0x34, state->pwm);
 
-	tda10021_writereg (state, 0x01, reg0x01[qam]);
-	tda10021_writereg (state, 0x05, reg0x05[qam]);
-	tda10021_writereg (state, 0x08, reg0x08[qam]);
-	tda10021_writereg (state, 0x09, reg0x09[qam]);
+	_tda10021_writereg (state, 0x01, reg0x01[qam]);
+	_tda10021_writereg (state, 0x05, reg0x05[qam]);
+	_tda10021_writereg (state, 0x08, reg0x08[qam]);
+	_tda10021_writereg (state, 0x09, reg0x09[qam]);
 
 	tda10021_setup_reg0 (state, reg0x00[qam], p->inversion);
 
@@ -342,8 +344,8 @@ static int tda10021_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
 		*ucblocks = 0xffffffff;
 
 	/* reset uncorrected block counter */
-	tda10021_writereg (state, 0x10, tda10021_inittab[0x10] & 0xdf);
-	tda10021_writereg (state, 0x10, tda10021_inittab[0x10]);
+	_tda10021_writereg (state, 0x10, tda10021_inittab[0x10] & 0xdf);
+	_tda10021_writereg (state, 0x10, tda10021_inittab[0x10]);
 
 	return 0;
 }
@@ -392,8 +394,8 @@ static int tda10021_sleep(struct dvb_frontend* fe)
 {
 	struct tda10021_state* state = fe->demodulator_priv;
 
-	tda10021_writereg (state, 0x1b, 0x02);  /* pdown ADC */
-	tda10021_writereg (state, 0x00, 0x80);  /* standby */
+	_tda10021_writereg (state, 0x1b, 0x02);  /* pdown ADC */
+	_tda10021_writereg (state, 0x00, 0x80);  /* standby */
 
 	return 0;
 }
@@ -459,6 +461,7 @@ static struct dvb_frontend_ops tda10021_ops = {
 
 	.init = tda10021_init,
 	.sleep = tda10021_sleep,
+	.write = tda10021_write,
 	.i2c_gate_ctrl = tda10021_i2c_gate_ctrl,
 
 	.set_frontend = tda10021_set_parameters,
diff --git a/drivers/media/dvb/frontends/tda10021.h b/drivers/media/dvb/frontends/tda10021.h
index b1df4259bee..d68ae20c841 100644
--- a/drivers/media/dvb/frontends/tda10021.h
+++ b/drivers/media/dvb/frontends/tda10021.h
@@ -32,9 +32,24 @@ struct tda10021_config
 	u8 demod_address;
 };
 
+#if defined(CONFIG_DVB_TDA10021) || defined(CONFIG_DVB_TDA10021_MODULE)
 extern struct dvb_frontend* tda10021_attach(const struct tda10021_config* config,
 					    struct i2c_adapter* i2c, u8 pwm);
-
-extern int tda10021_write_byte(struct dvb_frontend* fe, int reg, int data);
+#else
+static inline struct dvb_frontend* tda10021_attach(const struct tda10021_config* config,
+					    struct i2c_adapter* i2c, u8 pwm)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_TDA10021
+
+static inline int tda10021_writereg(struct dvb_frontend *fe, u8 reg, u8 val) {
+	int r = 0;
+	u8 buf[] = {reg, val};
+	if (fe->ops.write)
+		r = fe->ops.write(fe, buf, 2);
+	return r;
+}
 
 #endif // TDA10021_H
diff --git a/drivers/media/dvb/frontends/tda1004x.c b/drivers/media/dvb/frontends/tda1004x.c
index 59a2ed614fc..11e0dca9a2d 100644
--- a/drivers/media/dvb/frontends/tda1004x.c
+++ b/drivers/media/dvb/frontends/tda1004x.c
@@ -579,11 +579,14 @@ static int tda1004x_decode_fec(int tdafec)
 	return -1;
 }
 
-int tda1004x_write_byte(struct dvb_frontend* fe, int reg, int data)
+int tda1004x_write(struct dvb_frontend* fe, u8 *buf, int len)
 {
 	struct tda1004x_state* state = fe->demodulator_priv;
 
-	return tda1004x_write_byteI(state, reg, data);
+	if (len != 2)
+		return -EINVAL;
+
+	return tda1004x_write_byteI(state, buf[0], buf[1]);
 }
 
 static int tda10045_init(struct dvb_frontend* fe)
@@ -1216,6 +1219,7 @@ static struct dvb_frontend_ops tda10045_ops = {
 
 	.init = tda10045_init,
 	.sleep = tda1004x_sleep,
+	.write = tda1004x_write,
 	.i2c_gate_ctrl = tda1004x_i2c_gate_ctrl,
 
 	.set_frontend = tda1004x_set_fe,
@@ -1274,6 +1278,7 @@ static struct dvb_frontend_ops tda10046_ops = {
 
 	.init = tda10046_init,
 	.sleep = tda1004x_sleep,
+	.write = tda1004x_write,
 	.i2c_gate_ctrl = tda1004x_i2c_gate_ctrl,
 
 	.set_frontend = tda1004x_set_fe,
@@ -1323,4 +1328,3 @@ MODULE_LICENSE("GPL");
 
 EXPORT_SYMBOL(tda10045_attach);
 EXPORT_SYMBOL(tda10046_attach);
-EXPORT_SYMBOL(tda1004x_write_byte);
diff --git a/drivers/media/dvb/frontends/tda1004x.h b/drivers/media/dvb/frontends/tda1004x.h
index b877b23ed73..e28fca05734 100644
--- a/drivers/media/dvb/frontends/tda1004x.h
+++ b/drivers/media/dvb/frontends/tda1004x.h
@@ -71,12 +71,33 @@ struct tda1004x_config
 	int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
 };
 
+#if defined(CONFIG_DVB_TDA1004X) || defined(CONFIG_DVB_TDA1004X_MODULE)
 extern struct dvb_frontend* tda10045_attach(const struct tda1004x_config* config,
 					    struct i2c_adapter* i2c);
 
 extern struct dvb_frontend* tda10046_attach(const struct tda1004x_config* config,
 					    struct i2c_adapter* i2c);
-
-extern int tda1004x_write_byte(struct dvb_frontend* fe, int reg, int data);
+#else
+static inline struct dvb_frontend* tda10045_attach(const struct tda1004x_config* config,
+					    struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+static inline struct dvb_frontend* tda10046_attach(const struct tda1004x_config* config,
+					    struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_TDA1004X
+
+static inline int tda1004x_writereg(struct dvb_frontend *fe, u8 reg, u8 val) {
+	int r = 0;
+	u8 buf[] = {reg, val};
+	if (fe->ops.write)
+		r = fe->ops.write(fe, buf, 2);
+	return r;
+}
 
 #endif // TDA1004X_H
diff --git a/drivers/media/dvb/frontends/tda10086.c b/drivers/media/dvb/frontends/tda10086.c
new file mode 100644
index 00000000000..7456b0b9976
--- /dev/null
+++ b/drivers/media/dvb/frontends/tda10086.c
@@ -0,0 +1,740 @@
+  /*
+     Driver for Philips tda10086 DVBS Demodulator
+
+     (c) 2006 Andrew de Quincey
+
+     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/init.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/device.h>
+#include <linux/jiffies.h>
+#include <linux/string.h>
+#include <linux/slab.h>
+
+#include "dvb_frontend.h"
+#include "tda10086.h"
+
+#define SACLK 96000000
+
+struct tda10086_state {
+	struct i2c_adapter* i2c;
+	const struct tda10086_config* config;
+	struct dvb_frontend frontend;
+
+	/* private demod data */
+	u32 frequency;
+	u32 symbol_rate;
+};
+
+static int debug = 0;
+#define dprintk(args...) \
+	do { \
+		if (debug) printk(KERN_DEBUG "tda10086: " args); \
+	} while (0)
+
+static int tda10086_write_byte(struct tda10086_state *state, int reg, int data)
+{
+	int ret;
+	u8 b0[] = { reg, data };
+	struct i2c_msg msg = { .flags = 0, .buf = b0, .len = 2 };
+
+	msg.addr = state->config->demod_address;
+	ret = i2c_transfer(state->i2c, &msg, 1);
+
+	if (ret != 1)
+		dprintk("%s: error reg=0x%x, data=0x%x, ret=%i\n",
+			__FUNCTION__, reg, data, ret);
+
+	return (ret != 1) ? ret : 0;
+}
+
+static int tda10086_read_byte(struct tda10086_state *state, int reg)
+{
+	int ret;
+	u8 b0[] = { reg };
+	u8 b1[] = { 0 };
+	struct i2c_msg msg[] = {{ .flags = 0, .buf = b0, .len = 1 },
+				{ .flags = I2C_M_RD, .buf = b1, .len = 1 }};
+
+	msg[0].addr = state->config->demod_address;
+	msg[1].addr = state->config->demod_address;
+	ret = i2c_transfer(state->i2c, msg, 2);
+
+	if (ret != 2) {
+		dprintk("%s: error reg=0x%x, ret=%i\n", __FUNCTION__, reg,
+			ret);
+		return ret;
+	}
+
+	return b1[0];
+}
+
+static int tda10086_write_mask(struct tda10086_state *state, int reg, int mask, int data)
+{
+	int val;
+
+	// read a byte and check
+	val = tda10086_read_byte(state, reg);
+	if (val < 0)
+		return val;
+
+	// mask if off
+	val = val & ~mask;
+	val |= data & 0xff;
+
+	// write it out again
+	return tda10086_write_byte(state, reg, val);
+}
+
+static int tda10086_init(struct dvb_frontend* fe)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	// reset
+	tda10086_write_byte(state, 0x00, 0x00);
+	msleep(10);
+
+	// misc setup
+	tda10086_write_byte(state, 0x01, 0x94);
+	tda10086_write_byte(state, 0x02, 0x35); // NOTE: TT drivers appear to disable CSWP
+	tda10086_write_byte(state, 0x03, 0x64);
+	tda10086_write_byte(state, 0x04, 0x43);
+	tda10086_write_byte(state, 0x0c, 0x0c);
+	tda10086_write_byte(state, 0x1b, 0xb0); // noise threshold
+	tda10086_write_byte(state, 0x20, 0x89); // misc
+	tda10086_write_byte(state, 0x30, 0x04); // acquisition period length
+	tda10086_write_byte(state, 0x32, 0x00); // irq off
+	tda10086_write_byte(state, 0x31, 0x56); // setup AFC
+
+	// setup PLL (assumes 16Mhz XIN)
+	tda10086_write_byte(state, 0x55, 0x2c); // misc PLL setup
+	tda10086_write_byte(state, 0x3a, 0x0b); // M=12
+	tda10086_write_byte(state, 0x3b, 0x01); // P=2
+	tda10086_write_mask(state, 0x55, 0x20, 0x00); // powerup PLL
+
+	// setup TS interface
+	tda10086_write_byte(state, 0x11, 0x81);
+	tda10086_write_byte(state, 0x12, 0x81);
+	tda10086_write_byte(state, 0x19, 0x40); // parallel mode A + MSBFIRST
+	tda10086_write_byte(state, 0x56, 0x80); // powerdown WPLL - unused in the mode we use
+	tda10086_write_byte(state, 0x57, 0x08); // bypass WPLL - unused in the mode we use
+	tda10086_write_byte(state, 0x10, 0x2a);
+
+	// setup ADC
+	tda10086_write_byte(state, 0x58, 0x61); // ADC setup
+	tda10086_write_mask(state, 0x58, 0x01, 0x00); // powerup ADC
+
+	// setup AGC
+	tda10086_write_byte(state, 0x05, 0x0B);
+	tda10086_write_byte(state, 0x37, 0x63);
+	tda10086_write_byte(state, 0x3f, 0x03); // NOTE: flydvb uses 0x0a and varies it
+	tda10086_write_byte(state, 0x40, 0x64);
+	tda10086_write_byte(state, 0x41, 0x4f);
+	tda10086_write_byte(state, 0x42, 0x43);
+
+	// setup viterbi
+	tda10086_write_byte(state, 0x1a, 0x11); // VBER 10^6, DVB, QPSK
+
+	// setup carrier recovery
+	tda10086_write_byte(state, 0x3d, 0x80);
+
+	// setup SEC
+	tda10086_write_byte(state, 0x36, 0x00); // all SEC off
+	tda10086_write_byte(state, 0x34, (((1<<19) * (22000/1000)) / (SACLK/1000)));      // } tone frequency
+	tda10086_write_byte(state, 0x35, (((1<<19) * (22000/1000)) / (SACLK/1000)) >> 8); // }
+
+	return 0;
+}
+
+static void tda10086_diseqc_wait(struct tda10086_state *state)
+{
+	unsigned long timeout = jiffies + msecs_to_jiffies(200);
+	while (!(tda10086_read_byte(state, 0x50) & 0x01)) {
+		if(time_after(jiffies, timeout)) {
+			printk("%s: diseqc queue not ready, command may be lost.\n", __FUNCTION__);
+			break;
+		}
+		msleep(10);
+	}
+}
+
+static int tda10086_set_tone (struct dvb_frontend* fe, fe_sec_tone_mode_t tone)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	switch(tone) {
+	case SEC_TONE_OFF:
+		tda10086_write_byte(state, 0x36, 0x00);
+		break;
+
+	case SEC_TONE_ON:
+		tda10086_write_byte(state, 0x36, 0x01);
+		break;
+	}
+
+	return 0;
+}
+
+static int tda10086_send_master_cmd (struct dvb_frontend* fe,
+				    struct dvb_diseqc_master_cmd* cmd)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+	int i;
+	u8 oldval;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	if (cmd->msg_len > 6)
+		return -EINVAL;
+	oldval = tda10086_read_byte(state, 0x36);
+
+	for(i=0; i< cmd->msg_len; i++) {
+		tda10086_write_byte(state, 0x48+i, cmd->msg[i]);
+	}
+	tda10086_write_byte(state, 0x36, 0x08 | ((cmd->msg_len + 1) << 4));
+
+	tda10086_diseqc_wait(state);
+
+	tda10086_write_byte(state, 0x36, oldval);
+
+	return 0;
+}
+
+static int tda10086_send_burst (struct dvb_frontend* fe, fe_sec_mini_cmd_t minicmd)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+	u8 oldval = tda10086_read_byte(state, 0x36);
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	switch(minicmd) {
+	case SEC_MINI_A:
+		tda10086_write_byte(state, 0x36, 0x04);
+		break;
+
+	case SEC_MINI_B:
+		tda10086_write_byte(state, 0x36, 0x06);
+		break;
+	}
+
+	tda10086_diseqc_wait(state);
+
+	tda10086_write_byte(state, 0x36, oldval);
+
+	return 0;
+}
+
+static int tda10086_set_inversion(struct tda10086_state *state,
+				  struct dvb_frontend_parameters *fe_params)
+{
+	u8 invval = 0x80;
+
+	dprintk ("%s %i %i\n", __FUNCTION__, fe_params->inversion, state->config->invert);
+
+	switch(fe_params->inversion) {
+	case INVERSION_OFF:
+		if (state->config->invert)
+			invval = 0x40;
+		break;
+	case INVERSION_ON:
+		if (!state->config->invert)
+			invval = 0x40;
+		break;
+	case INVERSION_AUTO:
+		invval = 0x00;
+		break;
+	}
+	tda10086_write_mask(state, 0x0c, 0xc0, invval);
+
+	return 0;
+}
+
+static int tda10086_set_symbol_rate(struct tda10086_state *state,
+				    struct dvb_frontend_parameters *fe_params)
+{
+	u8 dfn = 0;
+	u8 afs = 0;
+	u8 byp = 0;
+	u8 reg37 = 0x43;
+	u8 reg42 = 0x43;
+	u64 big;
+	u32 tmp;
+	u32 bdr;
+	u32 bdri;
+	u32 symbol_rate = fe_params->u.qpsk.symbol_rate;
+
+	dprintk ("%s %i\n", __FUNCTION__, symbol_rate);
+
+	// setup the decimation and anti-aliasing filters..
+	if (symbol_rate < (u32) (SACLK * 0.0137)) {
+		dfn=4;
+		afs=1;
+	} else if (symbol_rate < (u32) (SACLK * 0.0208)) {
+		dfn=4;
+		afs=0;
+	} else if (symbol_rate < (u32) (SACLK * 0.0270)) {
+		dfn=3;
+		afs=1;
+	} else if (symbol_rate < (u32) (SACLK * 0.0416)) {
+		dfn=3;
+		afs=0;
+	} else if (symbol_rate < (u32) (SACLK * 0.0550)) {
+		dfn=2;
+		afs=1;
+	} else if (symbol_rate < (u32) (SACLK * 0.0833)) {
+		dfn=2;
+		afs=0;
+	} else if (symbol_rate < (u32) (SACLK * 0.1100)) {
+		dfn=1;
+		afs=1;
+	} else if (symbol_rate < (u32) (SACLK * 0.1666)) {
+		dfn=1;
+		afs=0;
+	} else if (symbol_rate < (u32) (SACLK * 0.2200)) {
+		dfn=0;
+		afs=1;
+	} else if (symbol_rate < (u32) (SACLK * 0.3333)) {
+		dfn=0;
+		afs=0;
+	} else {
+		reg37 = 0x63;
+		reg42 = 0x4f;
+		byp=1;
+	}
+
+	// calculate BDR
+	big = (1ULL<<21) * ((u64) symbol_rate/1000ULL) * (1ULL<<dfn);
+	big += ((SACLK/1000ULL)-1ULL);
+	do_div(big, (SACLK/1000ULL));
+	bdr = big & 0xfffff;
+
+	// calculate BDRI
+	tmp = (1<<dfn)*(symbol_rate/1000);
+	bdri = ((32 * (SACLK/1000)) + (tmp-1)) / tmp;
+
+	tda10086_write_byte(state, 0x21, (afs << 7) | dfn);
+	tda10086_write_mask(state, 0x20, 0x08, byp << 3);
+	tda10086_write_byte(state, 0x06, bdr);
+	tda10086_write_byte(state, 0x07, bdr >> 8);
+	tda10086_write_byte(state, 0x08, bdr >> 16);
+	tda10086_write_byte(state, 0x09, bdri);
+	tda10086_write_byte(state, 0x37, reg37);
+	tda10086_write_byte(state, 0x42, reg42);
+
+	return 0;
+}
+
+static int tda10086_set_fec(struct tda10086_state *state,
+			    struct dvb_frontend_parameters *fe_params)
+{
+	u8 fecval;
+
+	dprintk ("%s %i\n", __FUNCTION__, fe_params->u.qpsk.fec_inner);
+
+	switch(fe_params->u.qpsk.fec_inner) {
+	case FEC_1_2:
+		fecval = 0x00;
+		break;
+	case FEC_2_3:
+		fecval = 0x01;
+		break;
+	case FEC_3_4:
+		fecval = 0x02;
+		break;
+	case FEC_4_5:
+		fecval = 0x03;
+		break;
+	case FEC_5_6:
+		fecval = 0x04;
+		break;
+	case FEC_6_7:
+		fecval = 0x05;
+		break;
+	case FEC_7_8:
+		fecval = 0x06;
+		break;
+	case FEC_8_9:
+		fecval = 0x07;
+		break;
+	case FEC_AUTO:
+		fecval = 0x08;
+		break;
+	default:
+		return -1;
+	}
+	tda10086_write_byte(state, 0x0d, fecval);
+
+	return 0;
+}
+
+static int tda10086_set_frontend(struct dvb_frontend* fe,
+				 struct dvb_frontend_parameters *fe_params)
+{
+	struct tda10086_state *state = fe->demodulator_priv;
+	int ret;
+	u32 freq = 0;
+	int freqoff;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	// set params
+	if (fe->ops.tuner_ops.set_params) {
+		fe->ops.tuner_ops.set_params(fe, fe_params);
+		if (fe->ops.i2c_gate_ctrl)
+			fe->ops.i2c_gate_ctrl(fe, 0);
+
+		if (fe->ops.tuner_ops.get_frequency)
+			fe->ops.tuner_ops.get_frequency(fe, &freq);
+		if (fe->ops.i2c_gate_ctrl)
+			fe->ops.i2c_gate_ctrl(fe, 0);
+	}
+
+	// calcluate the frequency offset (in *Hz* not kHz)
+	freqoff = fe_params->frequency - freq;
+	freqoff = ((1<<16) * freqoff) / (SACLK/1000);
+	tda10086_write_byte(state, 0x3d, 0x80 | ((freqoff >> 8) & 0x7f));
+	tda10086_write_byte(state, 0x3e, freqoff);
+
+	if ((ret = tda10086_set_inversion(state, fe_params)) < 0)
+		return ret;
+	if ((ret = tda10086_set_symbol_rate(state, fe_params)) < 0)
+		return ret;
+	if ((ret = tda10086_set_fec(state, fe_params)) < 0)
+		return ret;
+
+	// soft reset + disable TS output until lock
+	tda10086_write_mask(state, 0x10, 0x40, 0x40);
+	tda10086_write_mask(state, 0x00, 0x01, 0x00);
+
+	state->symbol_rate = fe_params->u.qpsk.symbol_rate;
+	state->frequency = fe_params->frequency;
+	return 0;
+}
+
+static int tda10086_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters *fe_params)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+	u8 val;
+	int tmp;
+	u64 tmp64;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	// calculate the updated frequency (note: we convert from Hz->kHz)
+	tmp64 = tda10086_read_byte(state, 0x52);
+	tmp64 |= (tda10086_read_byte(state, 0x51) << 8);
+	if (tmp64 & 0x8000)
+		tmp64 |= 0xffffffffffff0000ULL;
+	tmp64 = (tmp64 * (SACLK/1000ULL));
+	do_div(tmp64, (1ULL<<15) * (1ULL<<1));
+	fe_params->frequency = (int) state->frequency + (int) tmp64;
+
+	// the inversion
+	val = tda10086_read_byte(state, 0x0c);
+	if (val & 0x80) {
+		switch(val & 0x40) {
+		case 0x00:
+			fe_params->inversion = INVERSION_OFF;
+			if (state->config->invert)
+				fe_params->inversion = INVERSION_ON;
+			break;
+		default:
+			fe_params->inversion = INVERSION_ON;
+			if (state->config->invert)
+				fe_params->inversion = INVERSION_OFF;
+			break;
+		}
+	} else {
+		tda10086_read_byte(state, 0x0f);
+		switch(val & 0x02) {
+		case 0x00:
+			fe_params->inversion = INVERSION_OFF;
+			if (state->config->invert)
+				fe_params->inversion = INVERSION_ON;
+			break;
+		default:
+			fe_params->inversion = INVERSION_ON;
+			if (state->config->invert)
+				fe_params->inversion = INVERSION_OFF;
+			break;
+		}
+	}
+
+	// calculate the updated symbol rate
+	tmp = tda10086_read_byte(state, 0x1d);
+	if (tmp & 0x80)
+		tmp |= 0xffffff00;
+	tmp = (tmp * 480 * (1<<1)) / 128;
+	tmp = ((state->symbol_rate/1000) * tmp) / (1000000/1000);
+	fe_params->u.qpsk.symbol_rate = state->symbol_rate + tmp;
+
+	// the FEC
+	val = (tda10086_read_byte(state, 0x0d) & 0x70) >> 4;
+	switch(val) {
+	case 0x00:
+		fe_params->u.qpsk.fec_inner = FEC_1_2;
+		break;
+	case 0x01:
+		fe_params->u.qpsk.fec_inner = FEC_2_3;
+		break;
+	case 0x02:
+		fe_params->u.qpsk.fec_inner = FEC_3_4;
+		break;
+	case 0x03:
+		fe_params->u.qpsk.fec_inner = FEC_4_5;
+		break;
+	case 0x04:
+		fe_params->u.qpsk.fec_inner = FEC_5_6;
+		break;
+	case 0x05:
+		fe_params->u.qpsk.fec_inner = FEC_6_7;
+		break;
+	case 0x06:
+		fe_params->u.qpsk.fec_inner = FEC_7_8;
+		break;
+	case 0x07:
+		fe_params->u.qpsk.fec_inner = FEC_8_9;
+		break;
+	}
+
+	return 0;
+}
+
+static int tda10086_read_status(struct dvb_frontend* fe, fe_status_t *fe_status)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+	u8 val;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	val = tda10086_read_byte(state, 0x0e);
+	*fe_status = 0;
+	if (val & 0x01)
+		*fe_status |= FE_HAS_SIGNAL;
+	if (val & 0x02)
+		*fe_status |= FE_HAS_CARRIER;
+	if (val & 0x04)
+		*fe_status |= FE_HAS_VITERBI;
+	if (val & 0x08)
+		*fe_status |= FE_HAS_SYNC;
+	if (val & 0x10)
+		*fe_status |= FE_HAS_LOCK;
+
+	return 0;
+}
+
+static int tda10086_read_signal_strength(struct dvb_frontend* fe, u16 * signal)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+	u8 _str;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	_str = tda10086_read_byte(state, 0x43);
+	*signal = (_str << 8) | _str;
+
+	return 0;
+}
+
+static int tda10086_read_snr(struct dvb_frontend* fe, u16 * snr)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+	u8 _snr;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	_snr = tda10086_read_byte(state, 0x1c);
+	*snr = (_snr << 8) | _snr;
+
+	return 0;
+}
+
+static int tda10086_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	// read it
+	*ucblocks = tda10086_read_byte(state, 0x18) & 0x7f;
+
+	// reset counter
+	tda10086_write_byte(state, 0x18, 0x00);
+	tda10086_write_byte(state, 0x18, 0x80);
+
+	return 0;
+}
+
+static int tda10086_read_ber(struct dvb_frontend* fe, u32* ber)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	// read it
+	*ber = 0;
+	*ber |= tda10086_read_byte(state, 0x15);
+	*ber |= tda10086_read_byte(state, 0x16) << 8;
+	*ber |= (tda10086_read_byte(state, 0x17) & 0xf) << 16;
+
+	return 0;
+}
+
+static int tda10086_sleep(struct dvb_frontend* fe)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	tda10086_write_mask(state, 0x00, 0x08, 0x08);
+
+	return 0;
+}
+
+static int tda10086_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
+{
+	struct tda10086_state* state = fe->demodulator_priv;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	if (enable) {
+		tda10086_write_mask(state, 0x00, 0x10, 0x10);
+	} else {
+		tda10086_write_mask(state, 0x00, 0x10, 0x00);
+	}
+
+	return 0;
+}
+
+static int tda10086_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* fesettings)
+{
+	if (fesettings->parameters.u.qpsk.symbol_rate > 20000000) {
+		fesettings->min_delay_ms = 50;
+		fesettings->step_size = 2000;
+		fesettings->max_drift = 8000;
+	} else if (fesettings->parameters.u.qpsk.symbol_rate > 12000000) {
+		fesettings->min_delay_ms = 100;
+		fesettings->step_size = 1500;
+		fesettings->max_drift = 9000;
+	} else if (fesettings->parameters.u.qpsk.symbol_rate > 8000000) {
+		fesettings->min_delay_ms = 100;
+		fesettings->step_size = 1000;
+		fesettings->max_drift = 8000;
+	} else if (fesettings->parameters.u.qpsk.symbol_rate > 4000000) {
+		fesettings->min_delay_ms = 100;
+		fesettings->step_size = 500;
+		fesettings->max_drift = 7000;
+	} else if (fesettings->parameters.u.qpsk.symbol_rate > 2000000) {
+		fesettings->min_delay_ms = 200;
+		fesettings->step_size = (fesettings->parameters.u.qpsk.symbol_rate / 8000);
+		fesettings->max_drift = 14 * fesettings->step_size;
+	} else {
+		fesettings->min_delay_ms = 200;
+		fesettings->step_size = (fesettings->parameters.u.qpsk.symbol_rate / 8000);
+		fesettings->max_drift = 18 * fesettings->step_size;
+	}
+
+	return 0;
+}
+
+static void tda10086_release(struct dvb_frontend* fe)
+{
+	struct tda10086_state *state = fe->demodulator_priv;
+	tda10086_sleep(fe);
+	kfree(state);
+}
+
+static struct dvb_frontend_ops tda10086_ops = {
+
+	.info = {
+		.name     = "Philips TDA10086 DVB-S",
+		.type     = FE_QPSK,
+		.frequency_min    = 950000,
+		.frequency_max    = 2150000,
+		.frequency_stepsize = 125,     /* kHz for QPSK frontends */
+		.symbol_rate_min  = 1000000,
+		.symbol_rate_max  = 45000000,
+		.caps = FE_CAN_INVERSION_AUTO |
+			FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 |
+			FE_CAN_FEC_5_6 | FE_CAN_FEC_6_7 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO |
+			FE_CAN_QPSK
+	},
+
+	.release = tda10086_release,
+
+	.init = tda10086_init,
+	.sleep = tda10086_sleep,
+	.i2c_gate_ctrl = tda10086_i2c_gate_ctrl,
+
+	.set_frontend = tda10086_set_frontend,
+	.get_frontend = tda10086_get_frontend,
+	.get_tune_settings = tda10086_get_tune_settings,
+
+	.read_status = tda10086_read_status,
+	.read_ber = tda10086_read_ber,
+	.read_signal_strength = tda10086_read_signal_strength,
+	.read_snr = tda10086_read_snr,
+	.read_ucblocks = tda10086_read_ucblocks,
+
+	.diseqc_send_master_cmd = tda10086_send_master_cmd,
+	.diseqc_send_burst = tda10086_send_burst,
+	.set_tone = tda10086_set_tone,
+};
+
+struct dvb_frontend* tda10086_attach(const struct tda10086_config* config,
+				     struct i2c_adapter* i2c)
+{
+	struct tda10086_state *state;
+
+	dprintk ("%s\n", __FUNCTION__);
+
+	/* allocate memory for the internal state */
+	state = kmalloc(sizeof(struct tda10086_state), GFP_KERNEL);
+	if (!state)
+		return NULL;
+
+	/* setup the state */
+	state->config = config;
+	state->i2c = i2c;
+
+	/* check if the demod is there */
+	if (tda10086_read_byte(state, 0x1e) != 0xe1) {
+		kfree(state);
+		return NULL;
+	}
+
+	/* create dvb_frontend */
+	memcpy(&state->frontend.ops, &tda10086_ops, sizeof(struct dvb_frontend_ops));
+	state->frontend.demodulator_priv = state;
+	return &state->frontend;
+}
+
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off).");
+
+MODULE_DESCRIPTION("Philips TDA10086 DVB-S Demodulator");
+MODULE_AUTHOR("Andrew de Quincey");
+MODULE_LICENSE("GPL");
+
+EXPORT_SYMBOL(tda10086_attach);
diff --git a/drivers/media/dvb/frontends/tda10086.h b/drivers/media/dvb/frontends/tda10086.h
new file mode 100644
index 00000000000..e8061db1112
--- /dev/null
+++ b/drivers/media/dvb/frontends/tda10086.h
@@ -0,0 +1,41 @@
+  /*
+     Driver for Philips tda10086 DVBS Frontend
+
+     (c) 2006 Andrew de Quincey
+
+     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.
+
+   */
+
+#ifndef TDA10086_H
+#define TDA10086_H
+
+#include <linux/dvb/frontend.h>
+#include <linux/firmware.h>
+
+struct tda10086_config
+{
+	/* the demodulator's i2c address */
+	u8 demod_address;
+
+	/* does the "inversion" need inverted? */
+	u8 invert;
+};
+
+extern struct dvb_frontend* tda10086_attach(const struct tda10086_config* config,
+					    struct i2c_adapter* i2c);
+
+#endif // TDA10086_H
diff --git a/drivers/media/dvb/frontends/tda8083.h b/drivers/media/dvb/frontends/tda8083.h
index e7a48f61ea2..aae15bdce6e 100644
--- a/drivers/media/dvb/frontends/tda8083.h
+++ b/drivers/media/dvb/frontends/tda8083.h
@@ -35,7 +35,16 @@ struct tda8083_config
 	u8 demod_address;
 };
 
+#if defined(CONFIG_DVB_TDA8083) || defined(CONFIG_DVB_TDA8083_MODULE)
 extern struct dvb_frontend* tda8083_attach(const struct tda8083_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* tda8083_attach(const struct tda8083_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_TDA8083
 
 #endif // TDA8083_H
diff --git a/drivers/media/dvb/frontends/tda826x.c b/drivers/media/dvb/frontends/tda826x.c
new file mode 100644
index 00000000000..eeab26bd36e
--- /dev/null
+++ b/drivers/media/dvb/frontends/tda826x.c
@@ -0,0 +1,173 @@
+  /*
+     Driver for Philips tda8262/tda8263 DVBS Silicon tuners
+
+     (c) 2006 Andrew de Quincey
+
+     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/module.h>
+#include <linux/dvb/frontend.h>
+#include <asm/types.h>
+
+#include "tda826x.h"
+
+static int debug = 0;
+#define dprintk(args...) \
+	do { \
+		if (debug) printk(KERN_DEBUG "tda826x: " args); \
+	} while (0)
+
+struct tda826x_priv {
+	/* i2c details */
+	int i2c_address;
+	struct i2c_adapter *i2c;
+	u8 has_loopthrough:1;
+	u32 frequency;
+};
+
+static int tda826x_release(struct dvb_frontend *fe)
+{
+	if (fe->tuner_priv)
+		kfree(fe->tuner_priv);
+	fe->tuner_priv = NULL;
+	return 0;
+}
+
+static int tda826x_sleep(struct dvb_frontend *fe)
+{
+	struct tda826x_priv *priv = fe->tuner_priv;
+	int ret;
+	u8 buf [] = { 0x00, 0x8d };
+	struct i2c_msg msg = { .addr = priv->i2c_address, .flags = 0, .buf = buf, .len = 2 };
+
+	dprintk("%s:\n", __FUNCTION__);
+
+	if (!priv->has_loopthrough)
+		buf[1] = 0xad;
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 1);
+	if ((ret = i2c_transfer (priv->i2c, &msg, 1)) != 1) {
+		dprintk("%s: i2c error\n", __FUNCTION__);
+	}
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 0);
+
+	return (ret == 1) ? 0 : ret;
+}
+
+static int tda826x_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+{
+	struct tda826x_priv *priv = fe->tuner_priv;
+	int ret;
+	u32 div;
+	u8 buf [11];
+	struct i2c_msg msg = { .addr = priv->i2c_address, .flags = 0, .buf = buf, .len = 11 };
+
+	dprintk("%s:\n", __FUNCTION__);
+
+	div = (params->frequency + (1000-1)) / 1000;
+
+	buf[0] = 0x00; // subaddress
+	buf[1] = 0x09; // powerdown RSSI + the magic value 1
+	if (!priv->has_loopthrough)
+		buf[1] |= 0x20; // power down loopthrough if not needed
+	buf[2] = (1<<5) | 0x0b; // 1Mhz + 0.45 VCO
+	buf[3] = div >> 7;
+	buf[4] = div << 1;
+	buf[5] = 0xff; // basedband filter to max
+	buf[6] = 0xfe; // gains at max + no RF attenuation
+	buf[7] = 0x83; // charge pumps at high, tests off
+	buf[8] = 0x80; // recommended value 4 for AMPVCO + disable ports.
+	buf[9] = 0x1a; // normal caltime + recommended values for SELTH + SELVTL
+	buf[10] = 0xd4; // recommended value 13 for BBIAS + unknown bit set on
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 1);
+	if ((ret = i2c_transfer (priv->i2c, &msg, 1)) != 1) {
+		dprintk("%s: i2c error\n", __FUNCTION__);
+	}
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 0);
+
+	priv->frequency = div * 1000;
+
+	return (ret == 1) ? 0 : ret;
+}
+
+static int tda826x_get_frequency(struct dvb_frontend *fe, u32 *frequency)
+{
+	struct tda826x_priv *priv = fe->tuner_priv;
+	*frequency = priv->frequency;
+	return 0;
+}
+
+static struct dvb_tuner_ops tda826x_tuner_ops = {
+	.info = {
+		.name = "Philips TDA826X",
+		.frequency_min = 950000,
+		.frequency_min = 2175000
+	},
+	.release = tda826x_release,
+	.sleep = tda826x_sleep,
+	.set_params = tda826x_set_params,
+	.get_frequency = tda826x_get_frequency,
+};
+
+struct dvb_frontend *tda826x_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c, int has_loopthrough)
+{
+	struct tda826x_priv *priv = NULL;
+	u8 b1 [] = { 0, 0 };
+	struct i2c_msg msg = { .addr = addr, .flags = I2C_M_RD, .buf = b1, .len = 2 };
+	int ret;
+
+	dprintk("%s:\n", __FUNCTION__);
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 1);
+	ret = i2c_transfer (i2c, &msg, 1);
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 0);
+
+	if (ret != 1)
+		return NULL;
+	if (!(b1[1] & 0x80))
+		return NULL;
+
+	priv = kzalloc(sizeof(struct tda826x_priv), GFP_KERNEL);
+	if (priv == NULL)
+		return NULL;
+
+	priv->i2c_address = addr;
+	priv->i2c = i2c;
+	priv->has_loopthrough = has_loopthrough;
+
+	memcpy(&fe->ops.tuner_ops, &tda826x_tuner_ops, sizeof(struct dvb_tuner_ops));
+
+	fe->tuner_priv = priv;
+
+	return fe;
+}
+EXPORT_SYMBOL(tda826x_attach);
+
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off).");
+
+MODULE_DESCRIPTION("DVB TDA826x driver");
+MODULE_AUTHOR("Andrew de Quincey");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/frontends/tda826x.h b/drivers/media/dvb/frontends/tda826x.h
new file mode 100644
index 00000000000..3307607632b
--- /dev/null
+++ b/drivers/media/dvb/frontends/tda826x.h
@@ -0,0 +1,40 @@
+  /*
+     Driver for Philips tda8262/tda8263 DVBS Silicon tuners
+
+     (c) 2006 Andrew de Quincey
+
+     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.
+
+  */
+
+#ifndef __DVB_TDA826X_H__
+#define __DVB_TDA826X_H__
+
+#include <linux/i2c.h>
+#include "dvb_frontend.h"
+
+/**
+ * Attach a tda826x tuner to the supplied frontend structure.
+ *
+ * @param fe Frontend to attach to.
+ * @param addr i2c address of the tuner.
+ * @param i2c i2c adapter to use.
+ * @param has_loopthrough Set to 1 if the card has a loopthrough RF connector.
+ * @return FE pointer on success, NULL on failure.
+ */
+extern struct dvb_frontend *tda826x_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c, int has_loopthrough);
+
+#endif
diff --git a/drivers/media/dvb/frontends/tua6100.c b/drivers/media/dvb/frontends/tua6100.c
new file mode 100644
index 00000000000..88554393a9b
--- /dev/null
+++ b/drivers/media/dvb/frontends/tua6100.c
@@ -0,0 +1,205 @@
+/**
+ * Driver for Infineon tua6100 pll.
+ *
+ * (c) 2006 Andrew de Quincey
+ *
+ * Based on code found in budget-av.c, which has the following:
+ * Compiled from various sources by Michael Hunold <michael@mihu.de>
+ *
+ * CI interface support (c) 2004 Olivier Gournet <ogournet@anevia.com> &
+ *                               Andrew de Quincey <adq_dvb@lidskialf.net>
+ *
+ * Copyright (C) 2002 Ralph Metzler <rjkm@metzlerbros.de>
+ *
+ * Copyright (C) 1999-2002 Ralph  Metzler
+ *                       & Marcus Metzler for convergence integrated media GmbH
+ * 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/module.h>
+#include <linux/dvb/frontend.h>
+#include <asm/types.h>
+
+#include "tua6100.h"
+
+struct tua6100_priv {
+	/* i2c details */
+	int i2c_address;
+	struct i2c_adapter *i2c;
+	u32 frequency;
+};
+
+static int tua6100_release(struct dvb_frontend *fe)
+{
+	if (fe->tuner_priv)
+		kfree(fe->tuner_priv);
+	fe->tuner_priv = NULL;
+	return 0;
+}
+
+static int tua6100_sleep(struct dvb_frontend *fe)
+{
+	struct tua6100_priv *priv = fe->tuner_priv;
+	int ret;
+	u8 reg0[] = { 0x00, 0x00 };
+	struct i2c_msg msg = { .addr = priv->i2c_address, .flags = 0, .buf = reg0, .len = 2 };
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 1);
+	if ((ret = i2c_transfer (priv->i2c, &msg, 1)) != 1) {
+		printk("%s: i2c error\n", __FUNCTION__);
+	}
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 0);
+
+	return (ret == 1) ? 0 : ret;
+}
+
+static int tua6100_set_params(struct dvb_frontend *fe,
+			      struct dvb_frontend_parameters *params)
+{
+	struct tua6100_priv *priv = fe->tuner_priv;
+	u32 div;
+	u32 prediv;
+	u8 reg0[] = { 0x00, 0x00 };
+	u8 reg1[] = { 0x01, 0x00, 0x00, 0x00 };
+	u8 reg2[] = { 0x02, 0x00, 0x00 };
+	struct i2c_msg msg0 = { .addr = priv->i2c_address, .flags = 0, .buf = reg0, .len = 2 };
+	struct i2c_msg msg1 = { .addr = priv->i2c_address, .flags = 0, .buf = reg1, .len = 4 };
+	struct i2c_msg msg2 = { .addr = priv->i2c_address, .flags = 0, .buf = reg2, .len = 3 };
+
+#define _R 4
+#define _P 32
+#define _ri 4000000
+
+	// setup register 0
+	if (params->frequency < 2000000) {
+		reg0[1] = 0x03;
+	} else {
+		reg0[1] = 0x07;
+	}
+
+	// setup register 1
+	if (params->frequency < 1630000) {
+		reg1[1] = 0x2c;
+	} else {
+		reg1[1] = 0x0c;
+	}
+	if (_P == 64)
+		reg1[1] |= 0x40;
+	if (params->frequency >= 1525000)
+		reg1[1] |= 0x80;
+
+	// register 2
+	reg2[1] = (_R >> 8) & 0x03;
+	reg2[2] = _R;
+	if (params->frequency < 1455000) {
+		reg2[1] |= 0x1c;
+	} else if (params->frequency < 1630000) {
+		reg2[1] |= 0x0c;
+	} else {
+		reg2[1] |= 0x1c;
+	}
+
+	// The N divisor ratio (note: params->frequency is in kHz, but we need it in Hz)
+	prediv = (params->frequency * _R) / (_ri / 1000);
+	div = prediv / _P;
+	reg1[1] |= (div >> 9) & 0x03;
+	reg1[2] = div >> 1;
+	reg1[3] = (div << 7);
+	priv->frequency = ((div * _P) * (_ri / 1000)) / _R;
+
+	// Finally, calculate and store the value for A
+	reg1[3] |= (prediv - (div*_P)) & 0x7f;
+
+#undef _R
+#undef _P
+#undef _ri
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 1);
+	if (i2c_transfer(priv->i2c, &msg0, 1) != 1)
+		return -EIO;
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 1);
+	if (i2c_transfer(priv->i2c, &msg2, 1) != 1)
+		return -EIO;
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 1);
+	if (i2c_transfer(priv->i2c, &msg1, 1) != 1)
+		return -EIO;
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 0);
+
+	return 0;
+}
+
+static int tua6100_get_frequency(struct dvb_frontend *fe, u32 *frequency)
+{
+	struct tua6100_priv *priv = fe->tuner_priv;
+	*frequency = priv->frequency;
+	return 0;
+}
+
+static struct dvb_tuner_ops tua6100_tuner_ops = {
+	.info = {
+		.name = "Infineon TUA6100",
+		.frequency_min = 950000,
+		.frequency_max = 2150000,
+		.frequency_step = 1000,
+	},
+	.release = tua6100_release,
+	.sleep = tua6100_sleep,
+	.set_params = tua6100_set_params,
+	.get_frequency = tua6100_get_frequency,
+};
+
+struct dvb_frontend *tua6100_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c)
+{
+	struct tua6100_priv *priv = NULL;
+	u8 b1 [] = { 0x80 };
+	u8 b2 [] = { 0x00 };
+	struct i2c_msg msg [] = { { .addr = addr, .flags = 0, .buf = b1, .len = 1 },
+				  { .addr = addr, .flags = I2C_M_RD, .buf = b2, .len = 1 } };
+	int ret;
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 1);
+	ret = i2c_transfer (i2c, msg, 2);
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 0);
+
+	if (ret != 2)
+		return NULL;
+
+	priv = kzalloc(sizeof(struct tua6100_priv), GFP_KERNEL);
+	if (priv == NULL)
+		return NULL;
+
+	priv->i2c_address = addr;
+	priv->i2c = i2c;
+
+	memcpy(&fe->ops.tuner_ops, &tua6100_tuner_ops, sizeof(struct dvb_tuner_ops));
+	fe->tuner_priv = priv;
+	return fe;
+}
+EXPORT_SYMBOL(tua6100_attach);
+
+MODULE_DESCRIPTION("DVB tua6100 driver");
+MODULE_AUTHOR("Andrew de Quincey");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/frontends/tua6100.h b/drivers/media/dvb/frontends/tua6100.h
new file mode 100644
index 00000000000..8f98033ffa7
--- /dev/null
+++ b/drivers/media/dvb/frontends/tua6100.h
@@ -0,0 +1,47 @@
+/**
+ * Driver for Infineon tua6100 PLL.
+ *
+ * (c) 2006 Andrew de Quincey
+ *
+ * Based on code found in budget-av.c, which has the following:
+ * Compiled from various sources by Michael Hunold <michael@mihu.de>
+ *
+ * CI interface support (c) 2004 Olivier Gournet <ogournet@anevia.com> &
+ *                               Andrew de Quincey <adq_dvb@lidskialf.net>
+ *
+ * Copyright (C) 2002 Ralph Metzler <rjkm@metzlerbros.de>
+ *
+ * Copyright (C) 1999-2002 Ralph  Metzler
+ *                       & Marcus Metzler for convergence integrated media GmbH
+ * 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.
+ */
+
+#ifndef __DVB_TUA6100_H__
+#define __DVB_TUA6100_H__
+
+#include <linux/i2c.h>
+#include "dvb_frontend.h"
+
+#if defined(CONFIG_DVB_TUA6100) || defined(CONFIG_DVB_TUA6100_MODULE)
+extern struct dvb_frontend *tua6100_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c);
+#else
+static inline struct dvb_frontend* tua6100_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_TUA6100
+
+#endif
diff --git a/drivers/media/dvb/frontends/ves1820.h b/drivers/media/dvb/frontends/ves1820.h
index 520f09522fb..f0c9dded39d 100644
--- a/drivers/media/dvb/frontends/ves1820.h
+++ b/drivers/media/dvb/frontends/ves1820.h
@@ -41,7 +41,16 @@ struct ves1820_config
 	u8 selagc:1;
 };
 
+#if defined(CONFIG_DVB_VES1820) || defined(CONFIG_DVB_VES1820_MODULE)
 extern struct dvb_frontend* ves1820_attach(const struct ves1820_config* config,
 					   struct i2c_adapter* i2c, u8 pwm);
+#else
+static inline struct dvb_frontend* ves1820_attach(const struct ves1820_config* config,
+					   struct i2c_adapter* i2c, u8 pwm)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_VES1820
 
 #endif // VES1820_H
diff --git a/drivers/media/dvb/frontends/ves1x93.h b/drivers/media/dvb/frontends/ves1x93.h
index ba88ae0855c..395fed39b28 100644
--- a/drivers/media/dvb/frontends/ves1x93.h
+++ b/drivers/media/dvb/frontends/ves1x93.h
@@ -40,7 +40,16 @@ struct ves1x93_config
 	u8 invert_pwm:1;
 };
 
+#if defined(CONFIG_DVB_VES1X93) || defined(CONFIG_DVB_VES1X93_MODULE)
 extern struct dvb_frontend* ves1x93_attach(const struct ves1x93_config* config,
 					   struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* ves1x93_attach(const struct ves1x93_config* config,
+					   struct i2c_adapter* i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_VES1X93
 
 #endif // VES1X93_H
diff --git a/drivers/media/dvb/frontends/zl10353.c b/drivers/media/dvb/frontends/zl10353.c
index 2b95e8b6cd3..0e9b59af271 100644
--- a/drivers/media/dvb/frontends/zl10353.c
+++ b/drivers/media/dvb/frontends/zl10353.c
@@ -140,6 +140,8 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
 	zl10353_single_write(fe, 0x5E, 0x00);
 	zl10353_single_write(fe, 0x65, 0x5A);
 	zl10353_single_write(fe, 0x66, 0xE9);
+	zl10353_single_write(fe, 0x6C, 0xCD);
+	zl10353_single_write(fe, 0x6D, 0x7E);
 	zl10353_single_write(fe, 0x62, 0x0A);
 
 	// if there is no attached secondary tuner, we call set_params to program
@@ -168,6 +170,7 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
 	// even if there isn't a PLL attached to the secondary bus
 	zl10353_write(fe, pllbuf, sizeof(pllbuf));
 
+	zl10353_single_write(fe, 0x5F, 0x13);
 	zl10353_single_write(fe, 0x70, 0x01);
 	udelay(250);
 	zl10353_single_write(fe, 0xE4, 0x00);
@@ -243,9 +246,12 @@ static int zl10353_init(struct dvb_frontend *fe)
 
 	if (debug_regs)
 		zl10353_dump_regs(fe);
+	if (state->config.parallel_ts)
+		zl10353_reset_attach[2] &= ~0x20;
 
 	/* Do a "hard" reset if not already done */
-	if (zl10353_read_register(state, 0x50) != 0x03) {
+	if (zl10353_read_register(state, 0x50) != zl10353_reset_attach[1] ||
+	    zl10353_read_register(state, 0x51) != zl10353_reset_attach[2]) {
 		rc = zl10353_write(fe, zl10353_reset_attach,
 				   sizeof(zl10353_reset_attach));
 		if (debug_regs)
@@ -258,7 +264,6 @@ static int zl10353_init(struct dvb_frontend *fe)
 static void zl10353_release(struct dvb_frontend *fe)
 {
 	struct zl10353_state *state = fe->demodulator_priv;
-
 	kfree(state);
 }
 
@@ -314,6 +319,7 @@ static struct dvb_frontend_ops zl10353_ops = {
 
 	.init = zl10353_init,
 	.sleep = zl10353_sleep,
+	.write = zl10353_write,
 
 	.set_frontend = zl10353_set_parameters,
 	.get_tune_settings = zl10353_get_tune_settings,
@@ -330,4 +336,3 @@ MODULE_AUTHOR("Chris Pascoe");
 MODULE_LICENSE("GPL");
 
 EXPORT_SYMBOL(zl10353_attach);
-EXPORT_SYMBOL(zl10353_write);
diff --git a/drivers/media/dvb/frontends/zl10353.h b/drivers/media/dvb/frontends/zl10353.h
index 9770cb840cf..79a947215c4 100644
--- a/drivers/media/dvb/frontends/zl10353.h
+++ b/drivers/media/dvb/frontends/zl10353.h
@@ -31,11 +31,21 @@ struct zl10353_config
 
 	/* set if no pll is connected to the secondary i2c bus */
 	int no_tuner;
+
+	/* set if parallel ts output is required */
+	int parallel_ts;
 };
 
+#if defined(CONFIG_DVB_ZL10353) || defined(CONFIG_DVB_ZL10353_MODULE)
 extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
 					   struct i2c_adapter *i2c);
-
-extern int zl10353_write(struct dvb_frontend *fe, u8 *ibuf, int ilen);
+#else
+static inline struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
+					   struct i2c_adapter *i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_ZL10353
 
 #endif /* ZL10353_H */