drivers/media/dvb/mantis/mantis_dvb.c - kernel/msm-4.9 - Gitiles

 /*
 	Mantis PCI bridge driver
 	Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.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.
 */

 #include <linux/bitops.h>
 #include "mantis_common.h"
 #include "mantis_core.h"

 #include "dmxdev.h"
 #include "dvbdev.h"
 #include "dvb_demux.h"
 #include "dvb_frontend.h"
 #include "mantis_vp1033.h"
 #include "mantis_vp1034.h"
 #include "mantis_vp1041.h"
 #include "mantis_vp2033.h"
 #include "mantis_vp2040.h"
 #include "mantis_vp3030.h"

 /*	Tuner power supply control	*/
 void mantis_fe_powerup(struct mantis_pci *mantis)
 {
 	dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Power ON");
 	gpio_set_bits(mantis, 0x0c, 1);
 	msleep_interruptible(100);
 	gpio_set_bits(mantis, 0x0c, 1);
 	msleep_interruptible(100);
 }

 void mantis_fe_powerdown(struct mantis_pci *mantis)
 {
 	dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Power OFF");
 	gpio_set_bits(mantis, 0x0c, 0);
 }

 static int mantis_fe_reset(struct dvb_frontend *fe)
 {
 	struct mantis_pci *mantis = fe->dvb->priv;

 	dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Reset");
 	gpio_set_bits(mantis, 13, 0);
 	msleep_interruptible(100);
 	gpio_set_bits(mantis, 13, 0);
 	msleep_interruptible(100);
 	gpio_set_bits(mantis, 13, 1);
 	msleep_interruptible(100);
 	gpio_set_bits(mantis, 13, 1);

 	return 0;
 }

 static int mantis_frontend_reset(struct mantis_pci *mantis)
 {
 	dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Reset");
 	gpio_set_bits(mantis, 13, 0);
 	msleep_interruptible(100);
 	gpio_set_bits(mantis, 13, 0);
 	msleep_interruptible(100);
 	gpio_set_bits(mantis, 13, 1);
 	msleep_interruptible(100);
 	gpio_set_bits(mantis, 13, 1);

 	return 0;
 }

 static int mantis_dvb_start_feed(struct dvb_demux_feed *dvbdmxfeed)
 {
 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
 	struct mantis_pci *mantis = dvbdmx->priv;

 	dprintk(verbose, MANTIS_DEBUG, 1, "Mantis DVB Start feed");
 	if (!dvbdmx->dmx.frontend) {
 		dprintk(verbose, MANTIS_DEBUG, 1, "no frontend ?");
 		return -EINVAL;
 	}
 	mantis->feeds++;
 	dprintk(verbose, MANTIS_DEBUG, 1,
 		"mantis start feed, feeds=%d",
 		mantis->feeds);

 	if (mantis->feeds == 1)	 {
 		dprintk(verbose, MANTIS_DEBUG, 1, "mantis start feed & dma");
 		printk("mantis start feed & dma\n");
 		mantis_dma_start(mantis);
 	}

 	return mantis->feeds;
 }

 static int mantis_dvb_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
 {
 	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
 	struct mantis_pci *mantis = dvbdmx->priv;

 	dprintk(verbose, MANTIS_DEBUG, 1, "Mantis DVB Stop feed");
 	if (!dvbdmx->dmx.frontend) {
 		dprintk(verbose, MANTIS_DEBUG, 1, "no frontend ?");
 		return -EINVAL;
 	}
 	mantis->feeds--;
 	if (mantis->feeds == 0) {
 		dprintk(verbose, MANTIS_DEBUG, 1, "mantis stop feed and dma");
 		printk("mantis stop feed and dma\n");
 		mantis_dma_stop(mantis);
 	}
 	return 0;
 }

 int __devinit mantis_dvb_init(struct mantis_pci *mantis)
 {
 	int result;

 	dprintk(verbose, MANTIS_DEBUG, 1, "dvb_register_adapter");
 	if (dvb_register_adapter(&mantis->dvb_adapter,
 				 "Mantis dvb adapter", THIS_MODULE,
 				 &mantis->pdev->dev) < 0) {

 		dprintk(verbose, MANTIS_ERROR, 1, "Error registering adapter");
 		return -ENODEV;
 	}
 	mantis->dvb_adapter.priv = mantis;
 	mantis->demux.dmx.capabilities = DMX_TS_FILTERING	|
 					 DMX_SECTION_FILTERING	|
 					 DMX_MEMORY_BASED_FILTERING;

 	mantis->demux.priv = mantis;
 	mantis->demux.filternum = 256;
 	mantis->demux.feednum = 256;
 	mantis->demux.start_feed = mantis_dvb_start_feed;
 	mantis->demux.stop_feed = mantis_dvb_stop_feed;
 	mantis->demux.write_to_decoder = NULL;
 	dprintk(verbose, MANTIS_DEBUG, 1, "dvb_dmx_init");
 	if ((result = dvb_dmx_init(&mantis->demux)) < 0) {
 		dprintk(verbose, MANTIS_ERROR, 1,
 			"dvb_dmx_init failed, ERROR=%d", result);

 		goto err0;
 	}
 	mantis->dmxdev.filternum = 256;
 	mantis->dmxdev.demux = &mantis->demux.dmx;
 	mantis->dmxdev.capabilities = 0;
 	dprintk(verbose, MANTIS_DEBUG, 1, "dvb_dmxdev_init");
 	if ((result = dvb_dmxdev_init(&mantis->dmxdev,
 				      &mantis->dvb_adapter)) < 0) {

 		dprintk(verbose, MANTIS_ERROR, 1,
 			"dvb_dmxdev_init failed, ERROR=%d", result);
 		goto err1;
 	}
 	mantis->fe_hw.source = DMX_FRONTEND_0;
 	if ((result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx,
 						     &mantis->fe_hw)) < 0) {

 		dprintk(verbose, MANTIS_ERROR, 1,
 			"dvb_dmx_init failed, ERROR=%d", result);

 		goto err2;
 	}
 	mantis->fe_mem.source = DMX_MEMORY_FE;
 	if ((result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx,
 						     &mantis->fe_mem)) < 0) {
 		dprintk(verbose, MANTIS_ERROR, 1,
 			"dvb_dmx_init failed, ERROR=%d", result);

 		goto err3;
 	}
 	if ((result = mantis->demux.dmx.connect_frontend(&mantis->demux.dmx,
 							 &mantis->fe_hw)) < 0) {

 		dprintk(verbose, MANTIS_ERROR, 1,
 			"dvb_dmx_init failed, ERROR=%d", result);

 		goto err4;
 	}
 	dvb_net_init(&mantis->dvb_adapter, &mantis->dvbnet, &mantis->demux.dmx);
 	tasklet_init(&mantis->tasklet, mantis_dma_xfer, (unsigned long) mantis);
 	mantis_frontend_init(mantis);
 	mantis_ca_init(mantis);

 	return 0;

 	/*	Error conditions ..	*/
 err4:
 	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
 err3:
 	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
 err2:
 	dvb_dmxdev_release(&mantis->dmxdev);
 err1:
 	dvb_dmx_release(&mantis->demux);
 err0:
 	dvb_unregister_adapter(&mantis->dvb_adapter);

 	return result;
 }

 int __devinit mantis_frontend_init(struct mantis_pci *mantis)
 {
 	dprintk(verbose, MANTIS_DEBUG, 1, "Mantis frontend Init");
 	mantis_fe_powerup(mantis);
 	mantis_frontend_reset(mantis);
 	dprintk(verbose, MANTIS_DEBUG, 1, "Device ID=%02x", mantis->subsystem_device);
 	switch (mantis->subsystem_device) {
 	case MANTIS_VP_1033_DVB_S:	// VP-1033
 		dprintk(verbose, MANTIS_ERROR, 1, "Probing for STV0299 (DVB-S)");
 		mantis->fe = stv0299_attach(&lgtdqcs001f_config,
 					    &mantis->adapter);

 		if (mantis->fe) {
 			mantis->fe->ops.tuner_ops.set_params = lgtdqcs001f_tuner_set;
 			dprintk(verbose, MANTIS_ERROR, 1,
 				"found STV0299 DVB-S frontend @ 0x%02x",
 				lgtdqcs001f_config.demod_address);

 			dprintk(verbose, MANTIS_ERROR, 1,
 				"Mantis DVB-S STV0299 frontend attach success");
 		}
 		break;
 	case MANTIS_VP_1034_DVB_S:	// VP-1034
 		dprintk(verbose, MANTIS_ERROR, 1, "Probing for MB86A16 (DVB-S/DSS)");
 		mantis->fe = mb86a16_attach(&vp1034_config, &mantis->adapter);
 		if (mantis->fe) {
 			dprintk(verbose, MANTIS_ERROR, 1,
 			"found MB86A16 DVB-S/DSS frontend @0x%02x",
 			vp1034_config.demod_address);

 		}
 		break;
 	case MANTIS_VP_1041_DVB_S2:
 	case TECHNISAT_SKYSTAR_HD2:
 		mantis->fe = stb0899_attach(&vp1041_config, &mantis->adapter);
 		if (mantis->fe) {
 			dprintk(verbose, MANTIS_ERROR, 1,
 			"found STB0899 DVB-S/DVB-S2 frontend @0x%02x",
 			vp1041_config.demod_address);

 			if (stb6100_attach(mantis->fe, &vp1041_stb6100_config, &mantis->adapter)) {
 				if (!lnbp21_attach(mantis->fe, &mantis->adapter, 0, 0)) {
 					printk("%s: No LNBP21 found!\n", __FUNCTION__);
 					mantis->fe = NULL;
 				}
 			} else {
 				mantis->fe = NULL;
 			}
 		}
 		break;
 	case MANTIS_VP_2033_DVB_C:	// VP-2033
 		dprintk(verbose, MANTIS_ERROR, 1, "Probing for CU1216 (DVB-C)");
 		mantis->fe = tda10021_attach(&philips_cu1216_config, &mantis->adapter, read_pwm(mantis));
 		if (mantis->fe) {
 			mantis->fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set;
 			dprintk(verbose, MANTIS_ERROR, 1,
 				"found Philips CU1216 DVB-C frontend (TDA10021) @ 0x%02x",
 				philips_cu1216_config.demod_address);

 			dprintk(verbose, MANTIS_ERROR, 1,
 				"Mantis DVB-C Philips CU1216 frontend attach success");

 		}
 		break;
 	case TERRATEC_CINERGY_C_PCI:
 		dprintk(verbose, MANTIS_ERROR, 1, "Probing for CU1216 (DVB-C)");
 		mantis->fe = tda10023_attach(&tda10023_cu1216_config, &mantis->adapter, read_pwm(mantis));
 		if (mantis->fe) {
 			mantis->fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set;
 			dprintk(verbose, MANTIS_ERROR, 1,
 				"found Philips CU1216 DVB-C frontend (TDA10023) @ 0x%02x",
 				philips_cu1216_config.demod_address);

 			dprintk(verbose, MANTIS_ERROR, 1,
 				"Mantis DVB-C Philips CU1216 frontend attach success");
 		}
 		break;
 	default:
 		dprintk(verbose, MANTIS_DEBUG, 1, "Unknown frontend:[0x%02x]",
 			mantis->sub_device_id);

 		return -ENODEV;
 	}
 	if (mantis->fe == NULL) {
 		dprintk(verbose, MANTIS_ERROR, 1, "!!! NO Frontends found !!!");
 		return -ENODEV;
 	} else {
 		if (dvb_register_frontend(&mantis->dvb_adapter, mantis->fe)) {
 			dprintk(verbose, MANTIS_ERROR, 1,
 				"ERROR: Frontend registration failed");

 			if (mantis->fe->ops.release)
 				mantis->fe->ops.release(mantis->fe);

 			mantis->fe = NULL;
 			return -ENODEV;
 		}
 	}

 	return 0;
 }

 int __devexit mantis_dvb_exit(struct mantis_pci *mantis)
 {
 	tasklet_kill(&mantis->tasklet);
 	dvb_net_release(&mantis->dvbnet);
 	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
 	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
 	dvb_dmxdev_release(&mantis->dmxdev);
 	dvb_dmx_release(&mantis->demux);

 	if (mantis->fe)
 		dvb_unregister_frontend(mantis->fe);
 	dprintk(verbose, MANTIS_DEBUG, 1, "dvb_unregister_adapter");
 	dvb_unregister_adapter(&mantis->dvb_adapter);

 	return 0;
 }
	/*
	Mantis PCI bridge driver
	Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.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.
	*/

	#include <linux/bitops.h>
	#include "mantis_common.h"
	#include "mantis_core.h"

	#include "dmxdev.h"
	#include "dvbdev.h"
	#include "dvb_demux.h"
	#include "dvb_frontend.h"
	#include "mantis_vp1033.h"
	#include "mantis_vp1034.h"
	#include "mantis_vp1041.h"
	#include "mantis_vp2033.h"
	#include "mantis_vp2040.h"
	#include "mantis_vp3030.h"

	/* Tuner power supply control */
	void mantis_fe_powerup(struct mantis_pci *mantis)
	{
	dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Power ON");
	gpio_set_bits(mantis, 0x0c, 1);
	msleep_interruptible(100);
	gpio_set_bits(mantis, 0x0c, 1);
	msleep_interruptible(100);
	}

	void mantis_fe_powerdown(struct mantis_pci *mantis)
	{
	dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Power OFF");
	gpio_set_bits(mantis, 0x0c, 0);
	}

	static int mantis_fe_reset(struct dvb_frontend *fe)
	{
	struct mantis_pci *mantis = fe->dvb->priv;

	dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Reset");
	gpio_set_bits(mantis, 13, 0);
	msleep_interruptible(100);
	gpio_set_bits(mantis, 13, 0);
	msleep_interruptible(100);
	gpio_set_bits(mantis, 13, 1);
	msleep_interruptible(100);
	gpio_set_bits(mantis, 13, 1);

	return 0;
	}

	static int mantis_frontend_reset(struct mantis_pci *mantis)
	{
	dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Reset");
	gpio_set_bits(mantis, 13, 0);
	msleep_interruptible(100);
	gpio_set_bits(mantis, 13, 0);
	msleep_interruptible(100);
	gpio_set_bits(mantis, 13, 1);
	msleep_interruptible(100);
	gpio_set_bits(mantis, 13, 1);

	return 0;
	}

	static int mantis_dvb_start_feed(struct dvb_demux_feed *dvbdmxfeed)
	{
	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
	struct mantis_pci *mantis = dvbdmx->priv;

	dprintk(verbose, MANTIS_DEBUG, 1, "Mantis DVB Start feed");
	if (!dvbdmx->dmx.frontend) {
	dprintk(verbose, MANTIS_DEBUG, 1, "no frontend ?");
	return -EINVAL;
	}
	mantis->feeds++;
	dprintk(verbose, MANTIS_DEBUG, 1,
	"mantis start feed, feeds=%d",
	mantis->feeds);

	if (mantis->feeds == 1) {
	dprintk(verbose, MANTIS_DEBUG, 1, "mantis start feed & dma");
	printk("mantis start feed & dma\n");
	mantis_dma_start(mantis);
	}

	return mantis->feeds;
	}

	static int mantis_dvb_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
	{
	struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
	struct mantis_pci *mantis = dvbdmx->priv;

	dprintk(verbose, MANTIS_DEBUG, 1, "Mantis DVB Stop feed");
	if (!dvbdmx->dmx.frontend) {
	dprintk(verbose, MANTIS_DEBUG, 1, "no frontend ?");
	return -EINVAL;
	}
	mantis->feeds--;
	if (mantis->feeds == 0) {
	dprintk(verbose, MANTIS_DEBUG, 1, "mantis stop feed and dma");
	printk("mantis stop feed and dma\n");
	mantis_dma_stop(mantis);
	}
	return 0;
	}

	int __devinit mantis_dvb_init(struct mantis_pci *mantis)
	{
	int result;

	dprintk(verbose, MANTIS_DEBUG, 1, "dvb_register_adapter");
	if (dvb_register_adapter(&mantis->dvb_adapter,
	"Mantis dvb adapter", THIS_MODULE,
	&mantis->pdev->dev) < 0) {

	dprintk(verbose, MANTIS_ERROR, 1, "Error registering adapter");
	return -ENODEV;
	}
	mantis->dvb_adapter.priv = mantis;
	mantis->demux.dmx.capabilities = DMX_TS_FILTERING \|
	DMX_SECTION_FILTERING \|
	DMX_MEMORY_BASED_FILTERING;

	mantis->demux.priv = mantis;
	mantis->demux.filternum = 256;
	mantis->demux.feednum = 256;
	mantis->demux.start_feed = mantis_dvb_start_feed;
	mantis->demux.stop_feed = mantis_dvb_stop_feed;
	mantis->demux.write_to_decoder = NULL;
	dprintk(verbose, MANTIS_DEBUG, 1, "dvb_dmx_init");
	if ((result = dvb_dmx_init(&mantis->demux)) < 0) {
	dprintk(verbose, MANTIS_ERROR, 1,
	"dvb_dmx_init failed, ERROR=%d", result);

	goto err0;
	}
	mantis->dmxdev.filternum = 256;
	mantis->dmxdev.demux = &mantis->demux.dmx;
	mantis->dmxdev.capabilities = 0;
	dprintk(verbose, MANTIS_DEBUG, 1, "dvb_dmxdev_init");
	if ((result = dvb_dmxdev_init(&mantis->dmxdev,
	&mantis->dvb_adapter)) < 0) {

	dprintk(verbose, MANTIS_ERROR, 1,
	"dvb_dmxdev_init failed, ERROR=%d", result);
	goto err1;
	}
	mantis->fe_hw.source = DMX_FRONTEND_0;
	if ((result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx,
	&mantis->fe_hw)) < 0) {

	dprintk(verbose, MANTIS_ERROR, 1,
	"dvb_dmx_init failed, ERROR=%d", result);

	goto err2;
	}
	mantis->fe_mem.source = DMX_MEMORY_FE;
	if ((result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx,
	&mantis->fe_mem)) < 0) {
	dprintk(verbose, MANTIS_ERROR, 1,
	"dvb_dmx_init failed, ERROR=%d", result);

	goto err3;
	}
	if ((result = mantis->demux.dmx.connect_frontend(&mantis->demux.dmx,
	&mantis->fe_hw)) < 0) {

	dprintk(verbose, MANTIS_ERROR, 1,
	"dvb_dmx_init failed, ERROR=%d", result);

	goto err4;
	}
	dvb_net_init(&mantis->dvb_adapter, &mantis->dvbnet, &mantis->demux.dmx);
	tasklet_init(&mantis->tasklet, mantis_dma_xfer, (unsigned long) mantis);
	mantis_frontend_init(mantis);
	mantis_ca_init(mantis);

	return 0;

	/* Error conditions .. */
	err4:
	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
	err3:
	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
	err2:
	dvb_dmxdev_release(&mantis->dmxdev);
	err1:
	dvb_dmx_release(&mantis->demux);
	err0:
	dvb_unregister_adapter(&mantis->dvb_adapter);

	return result;
	}

	int __devinit mantis_frontend_init(struct mantis_pci *mantis)
	{
	dprintk(verbose, MANTIS_DEBUG, 1, "Mantis frontend Init");
	mantis_fe_powerup(mantis);
	mantis_frontend_reset(mantis);
	dprintk(verbose, MANTIS_DEBUG, 1, "Device ID=%02x", mantis->subsystem_device);
	switch (mantis->subsystem_device) {
	case MANTIS_VP_1033_DVB_S: // VP-1033
	dprintk(verbose, MANTIS_ERROR, 1, "Probing for STV0299 (DVB-S)");
	mantis->fe = stv0299_attach(&lgtdqcs001f_config,
	&mantis->adapter);

	if (mantis->fe) {
	mantis->fe->ops.tuner_ops.set_params = lgtdqcs001f_tuner_set;
	dprintk(verbose, MANTIS_ERROR, 1,
	"found STV0299 DVB-S frontend @ 0x%02x",
	lgtdqcs001f_config.demod_address);

	dprintk(verbose, MANTIS_ERROR, 1,
	"Mantis DVB-S STV0299 frontend attach success");
	}
	break;
	case MANTIS_VP_1034_DVB_S: // VP-1034
	dprintk(verbose, MANTIS_ERROR, 1, "Probing for MB86A16 (DVB-S/DSS)");
	mantis->fe = mb86a16_attach(&vp1034_config, &mantis->adapter);
	if (mantis->fe) {
	dprintk(verbose, MANTIS_ERROR, 1,
	"found MB86A16 DVB-S/DSS frontend @0x%02x",
	vp1034_config.demod_address);

	}
	break;
	case MANTIS_VP_1041_DVB_S2:
	case TECHNISAT_SKYSTAR_HD2:
	mantis->fe = stb0899_attach(&vp1041_config, &mantis->adapter);
	if (mantis->fe) {
	dprintk(verbose, MANTIS_ERROR, 1,
	"found STB0899 DVB-S/DVB-S2 frontend @0x%02x",
	vp1041_config.demod_address);

	if (stb6100_attach(mantis->fe, &vp1041_stb6100_config, &mantis->adapter)) {
	if (!lnbp21_attach(mantis->fe, &mantis->adapter, 0, 0)) {
	printk("%s: No LNBP21 found!\n", __FUNCTION__);
	mantis->fe = NULL;
	}
	} else {
	mantis->fe = NULL;
	}
	}
	break;
	case MANTIS_VP_2033_DVB_C: // VP-2033
	dprintk(verbose, MANTIS_ERROR, 1, "Probing for CU1216 (DVB-C)");
	mantis->fe = tda10021_attach(&philips_cu1216_config, &mantis->adapter, read_pwm(mantis));
	if (mantis->fe) {
	mantis->fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set;
	dprintk(verbose, MANTIS_ERROR, 1,
	"found Philips CU1216 DVB-C frontend (TDA10021) @ 0x%02x",
	philips_cu1216_config.demod_address);

	dprintk(verbose, MANTIS_ERROR, 1,
	"Mantis DVB-C Philips CU1216 frontend attach success");

	}
	break;
	case TERRATEC_CINERGY_C_PCI:
	dprintk(verbose, MANTIS_ERROR, 1, "Probing for CU1216 (DVB-C)");
	mantis->fe = tda10023_attach(&tda10023_cu1216_config, &mantis->adapter, read_pwm(mantis));
	if (mantis->fe) {
	mantis->fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set;
	dprintk(verbose, MANTIS_ERROR, 1,
	"found Philips CU1216 DVB-C frontend (TDA10023) @ 0x%02x",
	philips_cu1216_config.demod_address);

	dprintk(verbose, MANTIS_ERROR, 1,
	"Mantis DVB-C Philips CU1216 frontend attach success");
	}
	break;
	default:
	dprintk(verbose, MANTIS_DEBUG, 1, "Unknown frontend:[0x%02x]",
	mantis->sub_device_id);

	return -ENODEV;
	}
	if (mantis->fe == NULL) {
	dprintk(verbose, MANTIS_ERROR, 1, "!!! NO Frontends found !!!");
	return -ENODEV;
	} else {
	if (dvb_register_frontend(&mantis->dvb_adapter, mantis->fe)) {
	dprintk(verbose, MANTIS_ERROR, 1,
	"ERROR: Frontend registration failed");

	if (mantis->fe->ops.release)
	mantis->fe->ops.release(mantis->fe);

	mantis->fe = NULL;
	return -ENODEV;
	}
	}

	return 0;
	}

	int __devexit mantis_dvb_exit(struct mantis_pci *mantis)
	{
	tasklet_kill(&mantis->tasklet);
	dvb_net_release(&mantis->dvbnet);
	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
	dvb_dmxdev_release(&mantis->dmxdev);
	dvb_dmx_release(&mantis->demux);

	if (mantis->fe)
	dvb_unregister_frontend(mantis->fe);
	dprintk(verbose, MANTIS_DEBUG, 1, "dvb_unregister_adapter");
	dvb_unregister_adapter(&mantis->dvb_adapter);

	return 0;
	}