[media] b2c2: break it into common/pci/usb directories

b2c2 is, in fact, 2 drivers: one for PCI and one for USB, plus
a common bus-independent code. Break it accordingly.

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

16 files changed, 3449 insertions, 1 deletions

diff --git a/drivers/media/common/Kconfig b/drivers/media/common/Kconfig
index 769c6f8142d..4672f7d82f6 100644
--- a/drivers/media/common/Kconfig
+++ b/drivers/media/common/Kconfig
@@ -7,3 +7,5 @@ config VIDEO_SAA7146_VV
 	depends on VIDEO_V4L2
 	select VIDEOBUF_DMA_SG
 	select VIDEO_SAA7146
+
+source "drivers/media/common/b2c2/Kconfig"
diff --git a/drivers/media/common/Makefile b/drivers/media/common/Makefile
index e3ec9639321..d0512d7e555 100644
--- a/drivers/media/common/Makefile
+++ b/drivers/media/common/Makefile
@@ -1,6 +1,6 @@
 saa7146-objs    := saa7146_i2c.o saa7146_core.o
 saa7146_vv-objs := saa7146_fops.o saa7146_video.o saa7146_hlp.o saa7146_vbi.o
 
-obj-y += tuners/
+obj-y += tuners/ b2c2/
 obj-$(CONFIG_VIDEO_SAA7146) += saa7146.o
 obj-$(CONFIG_VIDEO_SAA7146_VV) += saa7146_vv.o
diff --git a/drivers/media/common/b2c2/Kconfig b/drivers/media/common/b2c2/Kconfig
new file mode 100644
index 00000000000..e270dd84734
--- /dev/null
+++ b/drivers/media/common/b2c2/Kconfig
@@ -0,0 +1,31 @@
+config DVB_B2C2_FLEXCOP
+	tristate
+	depends on DVB_CORE && I2C
+	depends on DVB_B2C2_FLEXCOP_PCI || DVB_B2C2_FLEXCOP_USB
+	default y
+	select DVB_PLL if !DVB_FE_CUSTOMISE
+	select DVB_STV0299 if !DVB_FE_CUSTOMISE
+	select DVB_MT352 if !DVB_FE_CUSTOMISE
+	select DVB_MT312 if !DVB_FE_CUSTOMISE
+	select DVB_NXT200X if !DVB_FE_CUSTOMISE
+	select DVB_STV0297 if !DVB_FE_CUSTOMISE
+	select DVB_BCM3510 if !DVB_FE_CUSTOMISE
+	select DVB_LGDT330X if !DVB_FE_CUSTOMISE
+	select DVB_S5H1420 if !DVB_FE_CUSTOMISE
+	select DVB_TUNER_ITD1000 if !DVB_FE_CUSTOMISE
+	select DVB_ISL6421 if !DVB_FE_CUSTOMISE
+	select DVB_CX24123 if !DVB_FE_CUSTOMISE
+	select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMISE
+	select DVB_TUNER_CX24113 if !DVB_FE_CUSTOMISE
+	help
+	  Support for the digital TV receiver chip made by B2C2 Inc. included in
+	  Technisats PCI cards and USB boxes.
+
+	  Say Y if you own such a device and want to use it.
+
+config DVB_B2C2_FLEXCOP_DEBUG
+	bool "Enable debug for the B2C2 FlexCop drivers"
+	depends on DVB_B2C2_FLEXCOP
+	help
+	  Say Y if you want to enable the module option to control debug messages
+	  of all B2C2 FlexCop drivers.
diff --git a/drivers/media/common/b2c2/Makefile b/drivers/media/common/b2c2/Makefile
new file mode 100644
index 00000000000..377d051548a
--- /dev/null
+++ b/drivers/media/common/b2c2/Makefile
@@ -0,0 +1,7 @@
+b2c2-flexcop-objs = flexcop.o flexcop-fe-tuner.o flexcop-i2c.o \
+	flexcop-sram.o flexcop-eeprom.o flexcop-misc.o flexcop-hw-filter.o
+obj-$(CONFIG_DVB_B2C2_FLEXCOP) += b2c2-flexcop.o
+
+ccflags-y += -Idrivers/media/dvb-core/
+ccflags-y += -Idrivers/media/dvb-frontends/
+ccflags-y += -Idrivers/media/common/tuners/
diff --git a/drivers/media/common/b2c2/flexcop-common.h b/drivers/media/common/b2c2/flexcop-common.h
new file mode 100644
index 00000000000..437912e4982
--- /dev/null
+++ b/drivers/media/common/b2c2/flexcop-common.h
@@ -0,0 +1,185 @@
+/*
+ * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
+ * flexcop-common.h - common header file for device-specific source files
+ * see flexcop.c for copyright information
+ */
+#ifndef __FLEXCOP_COMMON_H__
+#define __FLEXCOP_COMMON_H__
+
+#include <linux/interrupt.h>
+#include <linux/pci.h>
+#include <linux/mutex.h>
+
+#include "flexcop-reg.h"
+
+#include "dmxdev.h"
+#include "dvb_demux.h"
+#include "dvb_filter.h"
+#include "dvb_net.h"
+#include "dvb_frontend.h"
+
+#define FC_MAX_FEED 256
+
+#ifndef FC_LOG_PREFIX
+#warning please define a log prefix for your file, using a default one
+#define FC_LOG_PREFIX "b2c2-undef"
+#endif
+
+/* Steal from usb.h */
+#undef err
+#define err(format, arg...) \
+	printk(KERN_ERR FC_LOG_PREFIX ": " format "\n" , ## arg)
+#undef info
+#define info(format, arg...) \
+	printk(KERN_INFO FC_LOG_PREFIX ": " format "\n" , ## arg)
+#undef warn
+#define warn(format, arg...) \
+	printk(KERN_WARNING FC_LOG_PREFIX ": " format "\n" , ## arg)
+
+struct flexcop_dma {
+	struct pci_dev *pdev;
+
+	u8 *cpu_addr0;
+	dma_addr_t dma_addr0;
+	u8 *cpu_addr1;
+	dma_addr_t dma_addr1;
+	u32 size; /* size of each address in bytes */
+};
+
+struct flexcop_i2c_adapter {
+	struct flexcop_device *fc;
+	struct i2c_adapter i2c_adap;
+
+	u8 no_base_addr;
+	flexcop_i2c_port_t port;
+};
+
+/* Control structure for data definitions that are common to
+ * the B2C2-based PCI and USB devices.
+ */
+struct flexcop_device {
+	/* general */
+	struct device *dev; /* for firmware_class */
+
+#define FC_STATE_DVB_INIT 0x01
+#define FC_STATE_I2C_INIT 0x02
+#define FC_STATE_FE_INIT  0x04
+	int init_state;
+
+	/* device information */
+	int has_32_hw_pid_filter;
+	flexcop_revision_t rev;
+	flexcop_device_type_t dev_type;
+	flexcop_bus_t bus_type;
+
+	/* dvb stuff */
+	struct dvb_adapter dvb_adapter;
+	struct dvb_frontend *fe;
+	struct dvb_net dvbnet;
+	struct dvb_demux demux;
+	struct dmxdev dmxdev;
+	struct dmx_frontend hw_frontend;
+	struct dmx_frontend mem_frontend;
+	int (*fe_sleep) (struct dvb_frontend *);
+
+	struct flexcop_i2c_adapter fc_i2c_adap[3];
+	struct mutex i2c_mutex;
+	struct module *owner;
+
+	/* options and status */
+	int extra_feedcount;
+	int feedcount;
+	int pid_filtering;
+	int fullts_streaming_state;
+
+	/* bus specific callbacks */
+	flexcop_ibi_value(*read_ibi_reg) (struct flexcop_device *,
+			flexcop_ibi_register);
+	int (*write_ibi_reg) (struct flexcop_device *,
+			flexcop_ibi_register, flexcop_ibi_value);
+	int (*i2c_request) (struct flexcop_i2c_adapter *,
+		flexcop_access_op_t, u8 chipaddr, u8 addr, u8 *buf, u16 len);
+	int (*stream_control) (struct flexcop_device *, int);
+	int (*get_mac_addr) (struct flexcop_device *fc, int extended);
+	void *bus_specific;
+};
+
+/* exported prototypes */
+
+/* from flexcop.c */
+void flexcop_pass_dmx_data(struct flexcop_device *fc, u8 *buf, u32 len);
+void flexcop_pass_dmx_packets(struct flexcop_device *fc, u8 *buf, u32 no);
+
+struct flexcop_device *flexcop_device_kmalloc(size_t bus_specific_len);
+void flexcop_device_kfree(struct flexcop_device *);
+
+int flexcop_device_initialize(struct flexcop_device *);
+void flexcop_device_exit(struct flexcop_device *fc);
+void flexcop_reset_block_300(struct flexcop_device *fc);
+
+/* from flexcop-dma.c */
+int flexcop_dma_allocate(struct pci_dev *pdev,
+		struct flexcop_dma *dma, u32 size);
+void flexcop_dma_free(struct flexcop_dma *dma);
+
+int flexcop_dma_control_timer_irq(struct flexcop_device *fc,
+		flexcop_dma_index_t no, int onoff);
+int flexcop_dma_control_size_irq(struct flexcop_device *fc,
+		flexcop_dma_index_t no, int onoff);
+int flexcop_dma_config(struct flexcop_device *fc, struct flexcop_dma *dma,
+		flexcop_dma_index_t dma_idx);
+int flexcop_dma_xfer_control(struct flexcop_device *fc,
+		flexcop_dma_index_t dma_idx, flexcop_dma_addr_index_t index,
+		int onoff);
+int flexcop_dma_config_timer(struct flexcop_device *fc,
+		flexcop_dma_index_t dma_idx, u8 cycles);
+
+/* from flexcop-eeprom.c */
+/* the PCI part uses this call to get the MAC address, the USB part has its own */
+int flexcop_eeprom_check_mac_addr(struct flexcop_device *fc, int extended);
+
+/* from flexcop-i2c.c */
+/* the PCI part uses this a i2c_request callback, whereas the usb part has its own
+ * one. We have it in flexcop-i2c.c, because it is going via the actual
+ * I2C-channel of the flexcop.
+ */
+int flexcop_i2c_request(struct flexcop_i2c_adapter*, flexcop_access_op_t,
+	u8 chipaddr, u8 addr, u8 *buf, u16 len);
+
+/* from flexcop-sram.c */
+int flexcop_sram_set_dest(struct flexcop_device *fc, flexcop_sram_dest_t dest,
+	flexcop_sram_dest_target_t target);
+void flexcop_wan_set_speed(struct flexcop_device *fc, flexcop_wan_speed_t s);
+void flexcop_sram_ctrl(struct flexcop_device *fc,
+		int usb_wan, int sramdma, int maximumfill);
+
+/* global prototypes for the flexcop-chip */
+/* from flexcop-fe-tuner.c */
+int flexcop_frontend_init(struct flexcop_device *fc);
+void flexcop_frontend_exit(struct flexcop_device *fc);
+
+/* from flexcop-i2c.c */
+int flexcop_i2c_init(struct flexcop_device *fc);
+void flexcop_i2c_exit(struct flexcop_device *fc);
+
+/* from flexcop-sram.c */
+int flexcop_sram_init(struct flexcop_device *fc);
+
+/* from flexcop-misc.c */
+void flexcop_determine_revision(struct flexcop_device *fc);
+void flexcop_device_name(struct flexcop_device *fc,
+		const char *prefix, const char *suffix);
+void flexcop_dump_reg(struct flexcop_device *fc,
+		flexcop_ibi_register reg, int num);
+
+/* from flexcop-hw-filter.c */
+int flexcop_pid_feed_control(struct flexcop_device *fc,
+		struct dvb_demux_feed *dvbdmxfeed, int onoff);
+void flexcop_hw_filter_init(struct flexcop_device *fc);
+
+void flexcop_smc_ctrl(struct flexcop_device *fc, int onoff);
+
+void flexcop_set_mac_filter(struct flexcop_device *fc, u8 mac[6]);
+void flexcop_mac_filter_ctrl(struct flexcop_device *fc, int onoff);
+
+#endif
diff --git a/drivers/media/common/b2c2/flexcop-eeprom.c b/drivers/media/common/b2c2/flexcop-eeprom.c
new file mode 100644
index 00000000000..a25373a9bd8
--- /dev/null
+++ b/drivers/media/common/b2c2/flexcop-eeprom.c
@@ -0,0 +1,147 @@
+/*
+ * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
+ * flexcop-eeprom.c - eeprom access methods (currently only MAC address reading)
+ * see flexcop.c for copyright information
+ */
+#include "flexcop.h"
+
+#if 0
+/*EEPROM (Skystar2 has one "24LC08B" chip on board) */
+static int eeprom_write(struct adapter *adapter, u16 addr, u8 *buf, u16 len)
+{
+	return flex_i2c_write(adapter, 0x20000000, 0x50, addr, buf, len);
+}
+
+static int eeprom_lrc_write(struct adapter *adapter, u32 addr,
+		u32 len, u8 *wbuf, u8 *rbuf, int retries)
+{
+int i;
+
+for (i = 0; i < retries; i++) {
+	if (eeprom_write(adapter, addr, wbuf, len) == len) {
+		if (eeprom_lrc_read(adapter, addr, len, rbuf, retries) == 1)
+			return 1;
+		}
+	}
+	return 0;
+}
+
+/* These functions could be used to unlock SkyStar2 cards. */
+
+static int eeprom_writeKey(struct adapter *adapter, u8 *key, u32 len)
+{
+	u8 rbuf[20];
+	u8 wbuf[20];
+
+	if (len != 16)
+		return 0;
+
+	memcpy(wbuf, key, len);
+	wbuf[16] = 0;
+	wbuf[17] = 0;
+	wbuf[18] = 0;
+	wbuf[19] = calc_lrc(wbuf, 19);
+	return eeprom_lrc_write(adapter, 0x3e4, 20, wbuf, rbuf, 4);
+}
+
+static int eeprom_readKey(struct adapter *adapter, u8 *key, u32 len)
+{
+	u8 buf[20];
+
+	if (len != 16)
+		return 0;
+
+	if (eeprom_lrc_read(adapter, 0x3e4, 20, buf, 4) == 0)
+		return 0;
+
+	memcpy(key, buf, len);
+	return 1;
+}
+
+static char eeprom_set_mac_addr(struct adapter *adapter, char type, u8 *mac)
+{
+	u8 tmp[8];
+
+	if (type != 0) {
+		tmp[0] = mac[0];
+		tmp[1] = mac[1];
+		tmp[2] = mac[2];
+		tmp[3] = mac[5];
+		tmp[4] = mac[6];
+		tmp[5] = mac[7];
+	} else {
+		tmp[0] = mac[0];
+		tmp[1] = mac[1];
+		tmp[2] = mac[2];
+		tmp[3] = mac[3];
+		tmp[4] = mac[4];
+		tmp[5] = mac[5];
+	}
+
+	tmp[6] = 0;
+	tmp[7] = calc_lrc(tmp, 7);
+
+	if (eeprom_write(adapter, 0x3f8, tmp, 8) == 8)
+		return 1;
+	return 0;
+}
+
+static int flexcop_eeprom_read(struct flexcop_device *fc,
+		u16 addr, u8 *buf, u16 len)
+{
+	return fc->i2c_request(fc,FC_READ,FC_I2C_PORT_EEPROM,0x50,addr,buf,len);
+}
+
+#endif
+
+static u8 calc_lrc(u8 *buf, int len)
+{
+	int i;
+	u8 sum = 0;
+	for (i = 0; i < len; i++)
+		sum = sum ^ buf[i];
+	return sum;
+}
+
+static int flexcop_eeprom_request(struct flexcop_device *fc,
+	flexcop_access_op_t op, u16 addr, u8 *buf, u16 len, int retries)
+{
+	int i,ret = 0;
+	u8 chipaddr =  0x50 | ((addr >> 8) & 3);
+	for (i = 0; i < retries; i++) {
+		ret = fc->i2c_request(&fc->fc_i2c_adap[1], op, chipaddr,
+			addr & 0xff, buf, len);
+		if (ret == 0)
+			break;
+	}
+	return ret;
+}
+
+static int flexcop_eeprom_lrc_read(struct flexcop_device *fc, u16 addr,
+		u8 *buf, u16 len, int retries)
+{
+	int ret = flexcop_eeprom_request(fc, FC_READ, addr, buf, len, retries);
+	if (ret == 0)
+		if (calc_lrc(buf, len - 1) != buf[len - 1])
+			ret = -EINVAL;
+	return ret;
+}
+
+/* JJ's comment about extended == 1: it is not presently used anywhere but was
+ * added to the low-level functions for possible support of EUI64 */
+int flexcop_eeprom_check_mac_addr(struct flexcop_device *fc, int extended)
+{
+	u8 buf[8];
+	int ret = 0;
+
+	if ((ret = flexcop_eeprom_lrc_read(fc,0x3f8,buf,8,4)) == 0) {
+		if (extended != 0) {
+			err("TODO: extended (EUI64) MAC addresses aren't "
+				"completely supported yet");
+			ret = -EINVAL;
+		} else
+			memcpy(fc->dvb_adapter.proposed_mac,buf,6);
+	}
+	return ret;
+}
+EXPORT_SYMBOL(flexcop_eeprom_check_mac_addr);
diff --git a/drivers/media/common/b2c2/flexcop-fe-tuner.c b/drivers/media/common/b2c2/flexcop-fe-tuner.c
new file mode 100644
index 00000000000..850a6c60675
--- /dev/null
+++ b/drivers/media/common/b2c2/flexcop-fe-tuner.c
@@ -0,0 +1,678 @@
+/*
+ * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
+ * flexcop-fe-tuner.c - methods for frontend attachment and DiSEqC controlling
+ * see flexcop.c for copyright information
+ */
+#include <media/tuner.h>
+#include "flexcop.h"
+#include "mt312.h"
+#include "stv0299.h"
+#include "s5h1420.h"
+#include "itd1000.h"
+#include "cx24113.h"
+#include "cx24123.h"
+#include "isl6421.h"
+#include "mt352.h"
+#include "bcm3510.h"
+#include "nxt200x.h"
+#include "dvb-pll.h"
+#include "lgdt330x.h"
+#include "tuner-simple.h"
+#include "stv0297.h"
+
+
+/* Can we use the specified front-end?  Remember that if we are compiled
+ * into the kernel we can't call code that's in modules.  */
+#define FE_SUPPORTED(fe) (defined(CONFIG_DVB_##fe) || \
+	(defined(CONFIG_DVB_##fe##_MODULE) && defined(MODULE)))
+
+/* lnb control */
+#if FE_SUPPORTED(MT312) || FE_SUPPORTED(STV0299)
+static int flexcop_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
+{
+	struct flexcop_device *fc = fe->dvb->priv;
+	flexcop_ibi_value v;
+	deb_tuner("polarity/voltage = %u\n", voltage);
+
+	v = fc->read_ibi_reg(fc, misc_204);
+	switch (voltage) {
+	case SEC_VOLTAGE_OFF:
+		v.misc_204.ACPI1_sig = 1;
+		break;
+	case SEC_VOLTAGE_13:
+		v.misc_204.ACPI1_sig = 0;
+		v.misc_204.LNB_L_H_sig = 0;
+		break;
+	case SEC_VOLTAGE_18:
+		v.misc_204.ACPI1_sig = 0;
+		v.misc_204.LNB_L_H_sig = 1;
+		break;
+	default:
+		err("unknown SEC_VOLTAGE value");
+		return -EINVAL;
+	}
+	return fc->write_ibi_reg(fc, misc_204, v);
+}
+#endif
+
+#if FE_SUPPORTED(S5H1420) || FE_SUPPORTED(STV0299) || FE_SUPPORTED(MT312)
+static int flexcop_sleep(struct dvb_frontend* fe)
+{
+	struct flexcop_device *fc = fe->dvb->priv;
+	if (fc->fe_sleep)
+		return fc->fe_sleep(fe);
+	return 0;
+}
+#endif
+
+/* SkyStar2 DVB-S rev 2.3 */
+#if FE_SUPPORTED(MT312) && FE_SUPPORTED(PLL)
+static int flexcop_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
+{
+/* u16 wz_half_period_for_45_mhz[] = { 0x01ff, 0x0154, 0x00ff, 0x00cc }; */
+	struct flexcop_device *fc = fe->dvb->priv;
+	flexcop_ibi_value v;
+	u16 ax;
+	v.raw = 0;
+	deb_tuner("tone = %u\n",tone);
+
+	switch (tone) {
+	case SEC_TONE_ON:
+		ax = 0x01ff;
+		break;
+	case SEC_TONE_OFF:
+		ax = 0;
+		break;
+	default:
+		err("unknown SEC_TONE value");
+		return -EINVAL;
+	}
+
+	v.lnb_switch_freq_200.LNB_CTLPrescaler_sig = 1; /* divide by 2 */
+	v.lnb_switch_freq_200.LNB_CTLHighCount_sig = ax;
+	v.lnb_switch_freq_200.LNB_CTLLowCount_sig  = ax == 0 ? 0x1ff : ax;
+	return fc->write_ibi_reg(fc,lnb_switch_freq_200,v);
+}
+
+static void flexcop_diseqc_send_bit(struct dvb_frontend* fe, int data)
+{
+	flexcop_set_tone(fe, SEC_TONE_ON);
+	udelay(data ? 500 : 1000);
+	flexcop_set_tone(fe, SEC_TONE_OFF);
+	udelay(data ? 1000 : 500);
+}
+
+static void flexcop_diseqc_send_byte(struct dvb_frontend* fe, int data)
+{
+	int i, par = 1, d;
+	for (i = 7; i >= 0; i--) {
+		d = (data >> i) & 1;
+		par ^= d;
+		flexcop_diseqc_send_bit(fe, d);
+	}
+	flexcop_diseqc_send_bit(fe, par);
+}
+
+static int flexcop_send_diseqc_msg(struct dvb_frontend *fe,
+	int len, u8 *msg, unsigned long burst)
+{
+	int i;
+
+	flexcop_set_tone(fe, SEC_TONE_OFF);
+	mdelay(16);
+
+	for (i = 0; i < len; i++)
+		flexcop_diseqc_send_byte(fe,msg[i]);
+	mdelay(16);
+
+	if (burst != -1) {
+		if (burst)
+			flexcop_diseqc_send_byte(fe, 0xff);
+		else {
+			flexcop_set_tone(fe, SEC_TONE_ON);
+			mdelay(12);
+			udelay(500);
+			flexcop_set_tone(fe, SEC_TONE_OFF);
+		}
+		msleep(20);
+	}
+	return 0;
+}
+
+static int flexcop_diseqc_send_master_cmd(struct dvb_frontend *fe,
+	struct dvb_diseqc_master_cmd *cmd)
+{
+	return flexcop_send_diseqc_msg(fe, cmd->msg_len, cmd->msg, 0);
+}
+
+static int flexcop_diseqc_send_burst(struct dvb_frontend *fe,
+	fe_sec_mini_cmd_t minicmd)
+{
+	return flexcop_send_diseqc_msg(fe, 0, NULL, minicmd);
+}
+
+static struct mt312_config skystar23_samsung_tbdu18132_config = {
+	.demod_address = 0x0e,
+};
+
+static int skystar2_rev23_attach(struct flexcop_device *fc,
+	struct i2c_adapter *i2c)
+{
+	struct dvb_frontend_ops *ops;
+
+	fc->fe = dvb_attach(mt312_attach, &skystar23_samsung_tbdu18132_config, i2c);
+	if (!fc->fe)
+		return 0;
+
+	if (!dvb_attach(dvb_pll_attach, fc->fe, 0x61, i2c,
+			DVB_PLL_SAMSUNG_TBDU18132))
+		return 0;
+
+	ops = &fc->fe->ops;
+	ops->diseqc_send_master_cmd = flexcop_diseqc_send_master_cmd;
+	ops->diseqc_send_burst      = flexcop_diseqc_send_burst;
+	ops->set_tone               = flexcop_set_tone;
+	ops->set_voltage            = flexcop_set_voltage;
+	fc->fe_sleep                = ops->sleep;
+	ops->sleep                  = flexcop_sleep;
+	return 1;
+}
+#else
+#define skystar2_rev23_attach NULL
+#endif
+
+/* SkyStar2 DVB-S rev 2.6 */
+#if FE_SUPPORTED(STV0299) && FE_SUPPORTED(PLL)
+static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend *fe,
+	u32 srate, u32 ratio)
+{
+	u8 aclk = 0;
+	u8 bclk = 0;
+
+	if (srate < 1500000) {
+		aclk = 0xb7; bclk = 0x47;
+	} else if (srate < 3000000) {
+		aclk = 0xb7; bclk = 0x4b;
+	} else if (srate < 7000000) {
+		aclk = 0xb7; bclk = 0x4f;
+	} else if (srate < 14000000) {
+		aclk = 0xb7; bclk = 0x53;
+	} else if (srate < 30000000) {
+		aclk = 0xb6; bclk = 0x53;
+	} else if (srate < 45000000) {
+		aclk = 0xb4; bclk = 0x51;
+	}
+
+	stv0299_writereg(fe, 0x13, aclk);
+	stv0299_writereg(fe, 0x14, bclk);
+	stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
+	stv0299_writereg(fe, 0x20, (ratio >>  8) & 0xff);
+	stv0299_writereg(fe, 0x21,  ratio        & 0xf0);
+	return 0;
+}
+
+static u8 samsung_tbmu24112_inittab[] = {
+	0x01, 0x15,
+	0x02, 0x30,
+	0x03, 0x00,
+	0x04, 0x7D,
+	0x05, 0x35,
+	0x06, 0x02,
+	0x07, 0x00,
+	0x08, 0xC3,
+	0x0C, 0x00,
+	0x0D, 0x81,
+	0x0E, 0x23,
+	0x0F, 0x12,
+	0x10, 0x7E,
+	0x11, 0x84,
+	0x12, 0xB9,
+	0x13, 0x88,
+	0x14, 0x89,
+	0x15, 0xC9,
+	0x16, 0x00,
+	0x17, 0x5C,
+	0x18, 0x00,
+	0x19, 0x00,
+	0x1A, 0x00,
+	0x1C, 0x00,
+	0x1D, 0x00,
+	0x1E, 0x00,
+	0x1F, 0x3A,
+	0x20, 0x2E,
+	0x21, 0x80,
+	0x22, 0xFF,
+	0x23, 0xC1,
+	0x28, 0x00,
+	0x29, 0x1E,
+	0x2A, 0x14,
+	0x2B, 0x0F,
+	0x2C, 0x09,
+	0x2D, 0x05,
+	0x31, 0x1F,
+	0x32, 0x19,
+	0x33, 0xFE,
+	0x34, 0x93,
+	0xff, 0xff,
+};
+
+static struct stv0299_config samsung_tbmu24112_config = {
+	.demod_address = 0x68,
+	.inittab = samsung_tbmu24112_inittab,
+	.mclk = 88000000UL,
+	.invert = 0,
+	.skip_reinit = 0,
+	.lock_output = STV0299_LOCKOUTPUT_LK,
+	.volt13_op0_op1 = STV0299_VOLT13_OP1,
+	.min_delay_ms = 100,
+	.set_symbol_rate = samsung_tbmu24112_set_symbol_rate,
+};
+
+static int skystar2_rev26_attach(struct flexcop_device *fc,
+	struct i2c_adapter *i2c)
+{
+	fc->fe = dvb_attach(stv0299_attach, &samsung_tbmu24112_config, i2c);
+	if (!fc->fe)
+		return 0;
+
+	if (!dvb_attach(dvb_pll_attach, fc->fe, 0x61, i2c,
+			DVB_PLL_SAMSUNG_TBMU24112))
+		return 0;
+
+	fc->fe->ops.set_voltage = flexcop_set_voltage;
+	fc->fe_sleep = fc->fe->ops.sleep;
+	fc->fe->ops.sleep = flexcop_sleep;
+	return 1;
+
+}
+#else
+#define skystar2_rev26_attach NULL
+#endif
+
+/* SkyStar2 DVB-S rev 2.7 */
+#if FE_SUPPORTED(S5H1420) && FE_SUPPORTED(ISL6421) && FE_SUPPORTED(TUNER_ITD1000)
+static struct s5h1420_config skystar2_rev2_7_s5h1420_config = {
+	.demod_address = 0x53,
+	.invert = 1,
+	.repeated_start_workaround = 1,
+	.serial_mpeg = 1,
+};
+
+static struct itd1000_config skystar2_rev2_7_itd1000_config = {
+	.i2c_address = 0x61,
+};
+
+static int skystar2_rev27_attach(struct flexcop_device *fc,
+	struct i2c_adapter *i2c)
+{
+	flexcop_ibi_value r108;
+	struct i2c_adapter *i2c_tuner;
+
+	/* enable no_base_addr - no repeated start when reading */
+	fc->fc_i2c_adap[0].no_base_addr = 1;
+	fc->fe = dvb_attach(s5h1420_attach, &skystar2_rev2_7_s5h1420_config,
+			    i2c);
+	if (!fc->fe)
+		goto fail;
+
+	i2c_tuner = s5h1420_get_tuner_i2c_adapter(fc->fe);
+	if (!i2c_tuner)
+		goto fail;
+
+	fc->fe_sleep = fc->fe->ops.sleep;
+	fc->fe->ops.sleep = flexcop_sleep;
+
+	/* enable no_base_addr - no repeated start when reading */
+	fc->fc_i2c_adap[2].no_base_addr = 1;
+	if (!dvb_attach(isl6421_attach, fc->fe, &fc->fc_i2c_adap[2].i2c_adap,
+			0x08, 1, 1)) {
+		err("ISL6421 could NOT be attached");
+		goto fail_isl;
+	}
+	info("ISL6421 successfully attached");
+
+	/* the ITD1000 requires a lower i2c clock - is it a problem ? */
+	r108.raw = 0x00000506;
+	fc->write_ibi_reg(fc, tw_sm_c_108, r108);
+	if (!dvb_attach(itd1000_attach, fc->fe, i2c_tuner,
+			&skystar2_rev2_7_itd1000_config)) {
+		err("ITD1000 could NOT be attached");
+		/* Should i2c clock be restored? */
+		goto fail_isl;
+	}
+	info("ITD1000 successfully attached");
+
+	return 1;
+
+fail_isl:
+	fc->fc_i2c_adap[2].no_base_addr = 0;
+fail:
+	/* for the next devices we need it again */
+	fc->fc_i2c_adap[0].no_base_addr = 0;
+	return 0;
+}
+#else
+#define skystar2_rev27_attach NULL
+#endif
+
+/* SkyStar2 rev 2.8 */
+#if FE_SUPPORTED(CX24123) && FE_SUPPORTED(ISL6421) && FE_SUPPORTED(TUNER_CX24113)
+static struct cx24123_config skystar2_rev2_8_cx24123_config = {
+	.demod_address = 0x55,
+	.dont_use_pll = 1,
+	.agc_callback = cx24113_agc_callback,
+};
+
+static const struct cx24113_config skystar2_rev2_8_cx24113_config = {
+	.i2c_addr = 0x54,
+	.xtal_khz = 10111,
+};
+
+static int skystar2_rev28_attach(struct flexcop_device *fc,
+	struct i2c_adapter *i2c)
+{
+	struct i2c_adapter *i2c_tuner;
+
+	fc->fe = dvb_attach(cx24123_attach, &skystar2_rev2_8_cx24123_config,
+			    i2c);
+	if (!fc->fe)
+		return 0;
+
+	i2c_tuner = cx24123_get_tuner_i2c_adapter(fc->fe);
+	if (!i2c_tuner)
+		return 0;
+
+	if (!dvb_attach(cx24113_attach, fc->fe, &skystar2_rev2_8_cx24113_config,
+			i2c_tuner)) {
+		err("CX24113 could NOT be attached");
+		return 0;
+	}
+	info("CX24113 successfully attached");
+
+	fc->fc_i2c_adap[2].no_base_addr = 1;
+	if (!dvb_attach(isl6421_attach, fc->fe, &fc->fc_i2c_adap[2].i2c_adap,
+			0x08, 0, 0)) {
+		err("ISL6421 could NOT be attached");
+		fc->fc_i2c_adap[2].no_base_addr = 0;
+		return 0;
+	}
+	info("ISL6421 successfully attached");
+	/* TODO on i2c_adap[1] addr 0x11 (EEPROM) there seems to be an
+	 * IR-receiver (PIC16F818) - but the card has no input for that ??? */
+	return 1;
+}
+#else
+#define skystar2_rev28_attach NULL
+#endif
+
+/* AirStar DVB-T */
+#if FE_SUPPORTED(MT352) && FE_SUPPORTED(PLL)
+static int samsung_tdtc9251dh0_demod_init(struct dvb_frontend *fe)
+{
+	static u8 mt352_clock_config[] = { 0x89, 0x18, 0x2d };
+	static u8 mt352_reset[] = { 0x50, 0x80 };
+	static u8 mt352_adc_ctl_1_cfg[] = { 0x8E, 0x40 };
+	static u8 mt352_agc_cfg[] = { 0x67, 0x28, 0xa1 };
+	static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
+
+	mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
+	udelay(2000);
+	mt352_write(fe, mt352_reset, sizeof(mt352_reset));
+	mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
+	mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
+	mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
+	return 0;
+}
+
+static struct mt352_config samsung_tdtc9251dh0_config = {
+	.demod_address = 0x0f,
+	.demod_init    = samsung_tdtc9251dh0_demod_init,
+};
+
+static int airstar_dvbt_attach(struct flexcop_device *fc,
+	struct i2c_adapter *i2c)
+{
+	fc->fe = dvb_attach(mt352_attach, &samsung_tdtc9251dh0_config, i2c);
+	if (!fc->fe)
+		return 0;
+
+	return !!dvb_attach(dvb_pll_attach, fc->fe, 0x61, NULL,
+			    DVB_PLL_SAMSUNG_TDTC9251DH0);
+}
+#else
+#define airstar_dvbt_attach NULL
+#endif
+
+/* AirStar ATSC 1st generation */
+#if FE_SUPPORTED(BCM3510)
+static int flexcop_fe_request_firmware(struct dvb_frontend *fe,
+	const struct firmware **fw, char* name)
+{
+	struct flexcop_device *fc = fe->dvb->priv;
+	return request_firmware(fw, name, fc->dev);
+}
+
+static struct bcm3510_config air2pc_atsc_first_gen_config = {
+	.demod_address    = 0x0f,
+	.request_firmware = flexcop_fe_request_firmware,
+};
+
+static int airstar_atsc1_attach(struct flexcop_device *fc,
+	struct i2c_adapter *i2c)
+{
+	fc->fe = dvb_attach(bcm3510_attach, &air2pc_atsc_first_gen_config, i2c);
+	return fc->fe != NULL;
+}
+#else
+#define airstar_atsc1_attach NULL
+#endif
+
+/* AirStar ATSC 2nd generation */
+#if FE_SUPPORTED(NXT200X) && FE_SUPPORTED(PLL)
+static struct nxt200x_config samsung_tbmv_config = {
+	.demod_address = 0x0a,
+};
+
+static int airstar_atsc2_attach(struct flexcop_device *fc,
+	struct i2c_adapter *i2c)
+{
+	fc->fe = dvb_attach(nxt200x_attach, &samsung_tbmv_config, i2c);
+	if (!fc->fe)
+		return 0;
+
+	return !!dvb_attach(dvb_pll_attach, fc->fe, 0x61, NULL,
+			    DVB_PLL_SAMSUNG_TBMV);
+}
+#else
+#define airstar_atsc2_attach NULL
+#endif
+
+/* AirStar ATSC 3rd generation */
+#if FE_SUPPORTED(LGDT330X)
+static struct lgdt330x_config air2pc_atsc_hd5000_config = {
+	.demod_address       = 0x59,
+	.demod_chip          = LGDT3303,
+	.serial_mpeg         = 0x04,
+	.clock_polarity_flip = 1,
+};
+
+static int airstar_atsc3_attach(struct flexcop_device *fc,
+	struct i2c_adapter *i2c)
+{
+	fc->fe = dvb_attach(lgdt330x_attach, &air2pc_atsc_hd5000_config, i2c);
+	if (!fc->fe)
+		return 0;
+
+	return !!dvb_attach(simple_tuner_attach, fc->fe, i2c, 0x61,
+			    TUNER_LG_TDVS_H06XF);
+}
+#else
+#define airstar_atsc3_attach NULL
+#endif
+
+/* CableStar2 DVB-C */
+#if FE_SUPPORTED(STV0297) && FE_SUPPORTED(PLL)
+static u8 alps_tdee4_stv0297_inittab[] = {
+	0x80, 0x01,
+	0x80, 0x00,
+	0x81, 0x01,
+	0x81, 0x00,
+	0x00, 0x48,
+	0x01, 0x58,
+	0x03, 0x00,
+	0x04, 0x00,
+	0x07, 0x00,
+	0x08, 0x00,
+	0x30, 0xff,
+	0x31, 0x9d,
+	0x32, 0xff,
+	0x33, 0x00,
+	0x34, 0x29,
+	0x35, 0x55,
+	0x36, 0x80,
+	0x37, 0x6e,
+	0x38, 0x9c,
+	0x40, 0x1a,
+	0x41, 0xfe,
+	0x42, 0x33,
+	0x43, 0x00,
+	0x44, 0xff,
+	0x45, 0x00,
+	0x46, 0x00,
+	0x49, 0x04,
+	0x4a, 0x51,
+	0x4b, 0xf8,
+	0x52, 0x30,
+	0x53, 0x06,
+	0x59, 0x06,
+	0x5a, 0x5e,
+	0x5b, 0x04,
+	0x61, 0x49,
+	0x62, 0x0a,
+	0x70, 0xff,
+	0x71, 0x04,
+	0x72, 0x00,
+	0x73, 0x00,
+	0x74, 0x0c,
+	0x80, 0x20,
+	0x81, 0x00,
+	0x82, 0x30,
+	0x83, 0x00,
+	0x84, 0x04,
+	0x85, 0x22,
+	0x86, 0x08,
+	0x87, 0x1b,
+	0x88, 0x00,
+	0x89, 0x00,
+	0x90, 0x00,
+	0x91, 0x04,
+	0xa0, 0x86,
+	0xa1, 0x00,
+	0xa2, 0x00,
+	0xb0, 0x91,
+	0xb1, 0x0b,
+	0xc0, 0x5b,
+	0xc1, 0x10,
+	0xc2, 0x12,
+	0xd0, 0x02,
+	0xd1, 0x00,
+	0xd2, 0x00,
+	0xd3, 0x00,
+	0xd4, 0x02,
+	0xd5, 0x00,
+	0xde, 0x00,
+	0xdf, 0x01,
+	0xff, 0xff,
+};
+
+static struct stv0297_config alps_tdee4_stv0297_config = {
+	.demod_address = 0x1c,
+	.inittab = alps_tdee4_stv0297_inittab,
+};
+
+static int cablestar2_attach(struct flexcop_device *fc,
+	struct i2c_adapter *i2c)
+{
+	fc->fc_i2c_adap[0].no_base_addr = 1;
+	fc->fe = dvb_attach(stv0297_attach, &alps_tdee4_stv0297_config, i2c);
+	if (!fc->fe)
+		goto fail;
+
+	/* This tuner doesn't use the stv0297's I2C gate, but instead the
+	 * tuner is connected to a different flexcop I2C adapter.  */
+	if (fc->fe->ops.i2c_gate_ctrl)
+		fc->fe->ops.i2c_gate_ctrl(fc->fe, 0);
+	fc->fe->ops.i2c_gate_ctrl = NULL;
+
+	if (!dvb_attach(dvb_pll_attach, fc->fe, 0x61,
+			&fc->fc_i2c_adap[2].i2c_adap, DVB_PLL_TDEE4))
+		goto fail;
+
+	return 1;
+
+fail:
+	/* Reset for next frontend to try */
+	fc->fc_i2c_adap[0].no_base_addr = 0;
+	return 0;
+}
+#else
+#define cablestar2_attach NULL
+#endif
+
+static struct {
+	flexcop_device_type_t type;
+	int (*attach)(s