[deliverable/linux.git] / drivers / media / video / au0828 / au0828-dvb.c

/*
 *  Driver for the Auvitek USB bridge
 *
 *  Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <linux/module.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/suspend.h>
#include <media/v4l2-common.h>

#include "au0828.h"
#include "au8522.h"
#include "xc5000.h"
#include "mxl5007t.h"
#include "tda18271.h"

DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);

#define _AU0828_BULKPIPE 0x83
#define _BULKPIPESIZE 0xe522

static struct au8522_config hauppauge_hvr950q_config = {
	.demod_address = 0x8e >> 1,
	.status_mode   = AU8522_DEMODLOCKING,
	.qam_if        = AU8522_IF_6MHZ,
	.vsb_if        = AU8522_IF_6MHZ,
};

static struct au8522_config hauppauge_woodbury_config = {
	.demod_address = 0x8e >> 1,
	.status_mode   = AU8522_DEMODLOCKING,
	.qam_if        = AU8522_IF_4MHZ,
	.vsb_if        = AU8522_IF_3_25MHZ,
};

static struct xc5000_config hauppauge_hvr950q_tunerconfig = {
	.i2c_address      = 0x61,
	.if_khz           = 6000,
	.tuner_callback   = au0828_tuner_callback
};

static struct mxl5007t_config mxl5007t_hvr950q_config = {
	.xtal_freq_hz = MxL_XTAL_24_MHZ,
	.if_freq_hz = MxL_IF_6_MHZ,
};

static struct tda18271_config hauppauge_woodbury_tunerconfig = {
	.gate    = TDA18271_GATE_DIGITAL,
};

/*-------------------------------------------------------------------*/
static void urb_completion(struct urb *purb)
{
	u8 *ptr;
	struct au0828_dev *dev = purb->context;
	int ptype = usb_pipetype(purb->pipe);

	dprintk(2, "%s()\n", __func__);

	if (!dev)
		return;

	if (dev->urb_streaming == 0)
		return;

	if (ptype != PIPE_BULK) {
		printk(KERN_ERR "%s() Unsupported URB type %d\n",
		       __func__, ptype);
		return;
	}

	ptr = (u8 *)purb->transfer_buffer;

	/* Feed the transport payload into the kernel demux */
	dvb_dmx_swfilter_packets(&dev->dvb.demux,
		purb->transfer_buffer, purb->actual_length / 188);

	/* Clean the buffer before we requeue */
	memset(purb->transfer_buffer, 0, URB_BUFSIZE);

	/* Requeue URB */
	usb_submit_urb(purb, GFP_ATOMIC);
}

static int stop_urb_transfer(struct au0828_dev *dev)
{
	int i;

	dprintk(2, "%s()\n", __func__);

	for (i = 0; i < URB_COUNT; i++) {
		usb_kill_urb(dev->urbs[i]);
		kfree(dev->urbs[i]->transfer_buffer);
		usb_free_urb(dev->urbs[i]);
	}

	dev->urb_streaming = 0;

	return 0;
}

static int start_urb_transfer(struct au0828_dev *dev)
{
	struct urb *purb;
	int i, ret = -ENOMEM;

	dprintk(2, "%s()\n", __func__);

	if (dev->urb_streaming) {
		dprintk(2, "%s: iso xfer already running!\n", __func__);
		return 0;
	}

	for (i = 0; i < URB_COUNT; i++) {

		dev->urbs[i] = usb_alloc_urb(0, GFP_KERNEL);
		if (!dev->urbs[i])
			goto err;

		purb = dev->urbs[i];

		purb->transfer_buffer = kzalloc(URB_BUFSIZE, GFP_KERNEL);
		if (!purb->transfer_buffer) {
			usb_free_urb(purb);
			dev->urbs[i] = NULL;
			goto err;
		}

		purb->status = -EINPROGRESS;
		usb_fill_bulk_urb(purb,
				  dev->usbdev,
				  usb_rcvbulkpipe(dev->usbdev, _AU0828_BULKPIPE),
				  purb->transfer_buffer,
				  URB_BUFSIZE,
				  urb_completion,
				  dev);

	}

	for (i = 0; i < URB_COUNT; i++) {
		ret = usb_submit_urb(dev->urbs[i], GFP_ATOMIC);
		if (ret != 0) {
			stop_urb_transfer(dev);
			printk(KERN_ERR "%s: failed urb submission, "
			       "err = %d\n", __func__, ret);
			return ret;
		}
	}

	dev->urb_streaming = 1;
	ret = 0;

err:
	return ret;
}

static int au0828_dvb_start_feed(struct dvb_demux_feed *feed)
{
	struct dvb_demux *demux = feed->demux;
	struct au0828_dev *dev = (struct au0828_dev *) demux->priv;
	struct au0828_dvb *dvb = &dev->dvb;
	int ret = 0;

	dprintk(1, "%s()\n", __func__);

	if (!demux->dmx.frontend)
		return -EINVAL;

	if (dvb) {
		mutex_lock(&dvb->lock);
		if (dvb->feeding++ == 0) {
			/* Start transport */
			au0828_write(dev, 0x608, 0x90);
			au0828_write(dev, 0x609, 0x72);
			au0828_write(dev, 0x60a, 0x71);
			au0828_write(dev, 0x60b, 0x01);
			ret = start_urb_transfer(dev);
		}
		mutex_unlock(&dvb->lock);
	}

	return ret;
}

static int au0828_dvb_stop_feed(struct dvb_demux_feed *feed)
{
	struct dvb_demux *demux = feed->demux;
	struct au0828_dev *dev = (struct au0828_dev *) demux->priv;
	struct au0828_dvb *dvb = &dev->dvb;
	int ret = 0;

	dprintk(1, "%s()\n", __func__);

	if (dvb) {
		mutex_lock(&dvb->lock);
		if (--dvb->feeding == 0) {
			/* Stop transport */
			au0828_write(dev, 0x608, 0x00);
			au0828_write(dev, 0x609, 0x00);
			au0828_write(dev, 0x60a, 0x00);
			au0828_write(dev, 0x60b, 0x00);
			ret = stop_urb_transfer(dev);
		}
		mutex_unlock(&dvb->lock);
	}

	return ret;
}

static int dvb_register(struct au0828_dev *dev)
{
	struct au0828_dvb *dvb = &dev->dvb;
	int result;

	dprintk(1, "%s()\n", __func__);

	/* register adapter */
	result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
				      &dev->usbdev->dev, adapter_nr);
	if (result < 0) {
		printk(KERN_ERR "%s: dvb_register_adapter failed "
		       "(errno = %d)\n", DRIVER_NAME, result);
		goto fail_adapter;
	}
	dvb->adapter.priv = dev;

	/* register frontend */
	result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
	if (result < 0) {
		printk(KERN_ERR "%s: dvb_register_frontend failed "
		       "(errno = %d)\n", DRIVER_NAME, result);
		goto fail_frontend;
	}

	/* register demux stuff */
	dvb->demux.dmx.capabilities =
		DMX_TS_FILTERING | DMX_SECTION_FILTERING |
		DMX_MEMORY_BASED_FILTERING;
	dvb->demux.priv       = dev;
	dvb->demux.filternum  = 256;
	dvb->demux.feednum    = 256;
	dvb->demux.start_feed = au0828_dvb_start_feed;
	dvb->demux.stop_feed  = au0828_dvb_stop_feed;
	result = dvb_dmx_init(&dvb->demux);
	if (result < 0) {
		printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n",
		       DRIVER_NAME, result);
		goto fail_dmx;
	}

	dvb->dmxdev.filternum    = 256;
	dvb->dmxdev.demux        = &dvb->demux.dmx;
	dvb->dmxdev.capabilities = 0;
	result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
	if (result < 0) {
		printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n",
		       DRIVER_NAME, result);
		goto fail_dmxdev;
	}

	dvb->fe_hw.source = DMX_FRONTEND_0;
	result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
	if (result < 0) {
		printk(KERN_ERR "%s: add_frontend failed "
		       "(DMX_FRONTEND_0, errno = %d)\n", DRIVER_NAME, result);
		goto fail_fe_hw;
	}

	dvb->fe_mem.source = DMX_MEMORY_FE;
	result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
	if (result < 0) {
		printk(KERN_ERR "%s: add_frontend failed "
		       "(DMX_MEMORY_FE, errno = %d)\n", DRIVER_NAME, result);
		goto fail_fe_mem;
	}

	result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
	if (result < 0) {
		printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n",
		       DRIVER_NAME, result);
		goto fail_fe_conn;
	}

	/* register network adapter */
	dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
	return 0;

fail_fe_conn:
	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
fail_fe_mem:
	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
fail_fe_hw:
	dvb_dmxdev_release(&dvb->dmxdev);
fail_dmxdev:
	dvb_dmx_release(&dvb->demux);
fail_dmx:
	dvb_unregister_frontend(dvb->frontend);
fail_frontend:
	dvb_frontend_detach(dvb->frontend);
	dvb_unregister_adapter(&dvb->adapter);
fail_adapter:
	return result;
}

void au0828_dvb_unregister(struct au0828_dev *dev)
{
	struct au0828_dvb *dvb = &dev->dvb;

	dprintk(1, "%s()\n", __func__);

	if (dvb->frontend == NULL)
		return;

	dvb_net_release(&dvb->net);
	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
	dvb_dmxdev_release(&dvb->dmxdev);
	dvb_dmx_release(&dvb->demux);
	dvb_unregister_frontend(dvb->frontend);
	dvb_frontend_detach(dvb->frontend);
	dvb_unregister_adapter(&dvb->adapter);
}

/* All the DVB attach calls go here, this function get's modified
 * for each new card. No other function in this file needs
 * to change.
 */
int au0828_dvb_register(struct au0828_dev *dev)
{
	struct au0828_dvb *dvb = &dev->dvb;
	int ret;

	dprintk(1, "%s()\n", __func__);

	/* init frontend */
	switch (dev->board) {
	case AU0828_BOARD_HAUPPAUGE_HVR850:
	case AU0828_BOARD_HAUPPAUGE_HVR950Q:
	case AU0828_BOARD_DVICO_FUSIONHDTV7:
		dvb->frontend = dvb_attach(au8522_attach,
				&hauppauge_hvr950q_config,
				&dev->i2c_adap);
		if (dvb->frontend != NULL)
			dvb_attach(xc5000_attach, dvb->frontend, &dev->i2c_adap,
				   &hauppauge_hvr950q_tunerconfig);
		break;
	case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
		dvb->frontend = dvb_attach(au8522_attach,
				&hauppauge_hvr950q_config,
				&dev->i2c_adap);
		if (dvb->frontend != NULL)
			dvb_attach(mxl5007t_attach, dvb->frontend,
				   &dev->i2c_adap, 0x60,
				   &mxl5007t_hvr950q_config);
		break;
	case AU0828_BOARD_HAUPPAUGE_WOODBURY:
		dvb->frontend = dvb_attach(au8522_attach,
				&hauppauge_woodbury_config,
				&dev->i2c_adap);
		if (dvb->frontend != NULL)
			dvb_attach(tda18271_attach, dvb->frontend,
				   0x60, &dev->i2c_adap,
				   &hauppauge_woodbury_tunerconfig);
		break;
	default:
		printk(KERN_WARNING "The frontend of your DVB/ATSC card "
		       "isn't supported yet\n");
		break;
	}
	if (NULL == dvb->frontend) {
		printk(KERN_ERR "%s() Frontend initialization failed\n",
		       __func__);
		return -1;
	}

	/* register everything */
	ret = dvb_register(dev);
	if (ret < 0) {
		if (dvb->frontend->ops.release)
			dvb->frontend->ops.release(dvb->frontend);
		return ret;
	}

	return 0;
}
Commit	Line	Data
265a6510 ST	1	/*
	2	* Driver for the Auvitek USB bridge
	3	*
6d897616	4	* Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
265a6510 ST	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	*
	15	* GNU General Public License for more details.
	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program; if not, write to the Free Software
	19	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
	20	*/
	21
	22	#include <linux/module.h>
	23	#include <linux/init.h>
	24	#include <linux/device.h>
	25	#include <linux/suspend.h>
	26	#include <media/v4l2-common.h>
	27
	28	#include "au0828.h"
265a6510 ST	29	#include "au8522.h"
265a6510 ST	30	#include "xc5000.h"
59d27521	31	#include "mxl5007t.h"
8e8bd229	32	#include "tda18271.h"
265a6510 ST	33
	34	DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
	35
a9c36aad ST	36	#define _AU0828_BULKPIPE 0x83
	37	#define _BULKPIPESIZE 0xe522
	38
265a6510 ST	39	static struct au8522_config hauppauge_hvr950q_config = {
	40	.demod_address = 0x8e >> 1,
	41	.status_mode = AU8522_DEMODLOCKING,
e908b6e3 MK	42	.qam_if = AU8522_IF_6MHZ,
e908b6e3 MK	43	.vsb_if = AU8522_IF_6MHZ,
265a6510 ST	44	};
265a6510 ST	45
8e8bd229 MK	46	static struct au8522_config hauppauge_woodbury_config = {
	47	.demod_address = 0x8e >> 1,
	48	.status_mode = AU8522_DEMODLOCKING,
	49	.qam_if = AU8522_IF_4MHZ,
	50	.vsb_if = AU8522_IF_3_25MHZ,
	51	};
	52
265a6510 ST	53	static struct xc5000_config hauppauge_hvr950q_tunerconfig = {
	54	.i2c_address = 0x61,
	55	.if_khz = 6000,
	56	.tuner_callback = au0828_tuner_callback
	57	};
	58
59d27521 MK	59	static struct mxl5007t_config mxl5007t_hvr950q_config = {
	60	.xtal_freq_hz = MxL_XTAL_24_MHZ,
	61	.if_freq_hz = MxL_IF_6_MHZ,
	62	};
	63
8e8bd229 MK	64	static struct tda18271_config hauppauge_woodbury_tunerconfig = {
	65	.gate = TDA18271_GATE_DIGITAL,
	66	};
	67
265a6510 ST	68	/-------------------------------------------------------------------/
	69	static void urb_completion(struct urb *purb)
	70	{
	71	u8 *ptr;
	72	struct au0828_dev *dev = purb->context;
	73	int ptype = usb_pipetype(purb->pipe);
	74
f07e8e4b	75	dprintk(2, "%s()\n", __func__);
bc3c613c	76
9c26de55 ST	77	if (!dev)
	78	return;
	79
265a6510 ST	80	if (dev->urb_streaming == 0)
	81	return;
	82
	83	if (ptype != PIPE_BULK) {
f07e8e4b MK	84	printk(KERN_ERR "%s() Unsupported URB type %d\n",
f07e8e4b MK	85	__func__, ptype);
265a6510 ST	86	return;
	87	}
	88
	89	ptr = (u8 *)purb->transfer_buffer;
	90
	91	/* Feed the transport payload into the kernel demux */
a9c36aad ST	92	dvb_dmx_swfilter_packets(&dev->dvb.demux,
a9c36aad ST	93	purb->transfer_buffer, purb->actual_length / 188);
265a6510 ST	94
	95	/* Clean the buffer before we requeue */
	96	memset(purb->transfer_buffer, 0, URB_BUFSIZE);
	97
	98	/* Requeue URB */
	99	usb_submit_urb(purb, GFP_ATOMIC);
	100	}
	101
	102	static int stop_urb_transfer(struct au0828_dev *dev)
	103	{
	104	int i;
	105
f07e8e4b	106	dprintk(2, "%s()\n", __func__);
265a6510	107
265a6510 ST	108	for (i = 0; i < URB_COUNT; i++) {
	109	usb_kill_urb(dev->urbs[i]);
	110	kfree(dev->urbs[i]->transfer_buffer);
	111	usb_free_urb(dev->urbs[i]);
	112	}
	113
	114	dev->urb_streaming = 0;
	115
	116	return 0;
	117	}
	118
265a6510 ST	119	static int start_urb_transfer(struct au0828_dev *dev)
	120	{
	121	struct urb *purb;
	122	int i, ret = -ENOMEM;
265a6510	123
f07e8e4b	124	dprintk(2, "%s()\n", __func__);
265a6510 ST	125
265a6510 ST	126	if (dev->urb_streaming) {
f07e8e4b	127	dprintk(2, "%s: iso xfer already running!\n", __func__);
265a6510 ST	128	return 0;
	129	}
	130
	131	for (i = 0; i < URB_COUNT; i++) {
	132
	133	dev->urbs[i] = usb_alloc_urb(0, GFP_KERNEL);
18d73c58	134	if (!dev->urbs[i])
265a6510	135	goto err;
265a6510 ST	136
	137	purb = dev->urbs[i];
	138
	139	purb->transfer_buffer = kzalloc(URB_BUFSIZE, GFP_KERNEL);
	140	if (!purb->transfer_buffer) {
	141	usb_free_urb(purb);
a6a3a17b	142	dev->urbs[i] = NULL;
265a6510 ST	143	goto err;
	144	}
	145
	146	purb->status = -EINPROGRESS;
	147	usb_fill_bulk_urb(purb,
	148	dev->usbdev,
	149	usb_rcvbulkpipe(dev->usbdev, _AU0828_BULKPIPE),
	150	purb->transfer_buffer,
	151	URB_BUFSIZE,
	152	urb_completion,
	153	dev);
	154
	155	}
	156
	157	for (i = 0; i < URB_COUNT; i++) {
	158	ret = usb_submit_urb(dev->urbs[i], GFP_ATOMIC);
	159	if (ret != 0) {
	160	stop_urb_transfer(dev);
f07e8e4b MK	161	printk(KERN_ERR "%s: failed urb submission, "
f07e8e4b MK	162	"err = %d\n", __func__, ret);
265a6510 ST	163	return ret;
	164	}
	165	}
	166
	167	dev->urb_streaming = 1;
	168	ret = 0;
	169
	170	err:
	171	return ret;
	172	}
	173
	174	static int au0828_dvb_start_feed(struct dvb_demux_feed *feed)
	175	{
	176	struct dvb_demux *demux = feed->demux;
	177	struct au0828_dev dev = (struct au0828_dev ) demux->priv;
	178	struct au0828_dvb *dvb = &dev->dvb;
	179	int ret = 0;
	180
f07e8e4b	181	dprintk(1, "%s()\n", __func__);
265a6510 ST	182
	183	if (!demux->dmx.frontend)
	184	return -EINVAL;
	185
265a6510 ST	186	if (dvb) {
	187	mutex_lock(&dvb->lock);
	188	if (dvb->feeding++ == 0) {
bc3c613c	189	/* Start transport */
265a6510 ST	190	au0828_write(dev, 0x608, 0x90);
	191	au0828_write(dev, 0x609, 0x72);
	192	au0828_write(dev, 0x60a, 0x71);
	193	au0828_write(dev, 0x60b, 0x01);
	194	ret = start_urb_transfer(dev);
	195	}
	196	mutex_unlock(&dvb->lock);
	197	}
	198
	199	return ret;
	200	}
	201
	202	static int au0828_dvb_stop_feed(struct dvb_demux_feed *feed)
	203	{
	204	struct dvb_demux *demux = feed->demux;
	205	struct au0828_dev dev = (struct au0828_dev ) demux->priv;
	206	struct au0828_dvb *dvb = &dev->dvb;
	207	int ret = 0;
	208
f07e8e4b	209	dprintk(1, "%s()\n", __func__);
265a6510 ST	210
	211	if (dvb) {
	212	mutex_lock(&dvb->lock);
	213	if (--dvb->feeding == 0) {
bc3c613c	214	/* Stop transport */
265a6510 ST	215	au0828_write(dev, 0x608, 0x00);
	216	au0828_write(dev, 0x609, 0x00);
	217	au0828_write(dev, 0x60a, 0x00);
	218	au0828_write(dev, 0x60b, 0x00);
	219	ret = stop_urb_transfer(dev);
	220	}
	221	mutex_unlock(&dvb->lock);
	222	}
	223
	224	return ret;
	225	}
	226
b33d24c4	227	static int dvb_register(struct au0828_dev *dev)
265a6510 ST	228	{
	229	struct au0828_dvb *dvb = &dev->dvb;
	230	int result;
	231
f07e8e4b	232	dprintk(1, "%s()\n", __func__);
bc3c613c	233
265a6510 ST	234	/* register adapter */
	235	result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
	236	&dev->usbdev->dev, adapter_nr);
	237	if (result < 0) {
f07e8e4b MK	238	printk(KERN_ERR "%s: dvb_register_adapter failed "
f07e8e4b MK	239	"(errno = %d)\n", DRIVER_NAME, result);
265a6510 ST	240	goto fail_adapter;
	241	}
	242	dvb->adapter.priv = dev;
	243
	244	/* register frontend */
	245	result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
	246	if (result < 0) {
f07e8e4b MK	247	printk(KERN_ERR "%s: dvb_register_frontend failed "
f07e8e4b MK	248	"(errno = %d)\n", DRIVER_NAME, result);
265a6510 ST	249	goto fail_frontend;
	250	}
	251
	252	/* register demux stuff */
	253	dvb->demux.dmx.capabilities =
	254	DMX_TS_FILTERING \| DMX_SECTION_FILTERING \|
	255	DMX_MEMORY_BASED_FILTERING;
	256	dvb->demux.priv = dev;
	257	dvb->demux.filternum = 256;
	258	dvb->demux.feednum = 256;
	259	dvb->demux.start_feed = au0828_dvb_start_feed;
	260	dvb->demux.stop_feed = au0828_dvb_stop_feed;
	261	result = dvb_dmx_init(&dvb->demux);
	262	if (result < 0) {
bc3c613c	263	printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n",
265a6510 ST	264	DRIVER_NAME, result);
	265	goto fail_dmx;
	266	}
	267
	268	dvb->dmxdev.filternum = 256;
	269	dvb->dmxdev.demux = &dvb->demux.dmx;
	270	dvb->dmxdev.capabilities = 0;
	271	result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
	272	if (result < 0) {
bc3c613c	273	printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n",
265a6510 ST	274	DRIVER_NAME, result);
	275	goto fail_dmxdev;
	276	}
	277
	278	dvb->fe_hw.source = DMX_FRONTEND_0;
	279	result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
	280	if (result < 0) {
f07e8e4b MK	281	printk(KERN_ERR "%s: add_frontend failed "
f07e8e4b MK	282	"(DMX_FRONTEND_0, errno = %d)\n", DRIVER_NAME, result);
265a6510 ST	283	goto fail_fe_hw;
	284	}
	285
	286	dvb->fe_mem.source = DMX_MEMORY_FE;
	287	result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
	288	if (result < 0) {
f07e8e4b MK	289	printk(KERN_ERR "%s: add_frontend failed "
f07e8e4b MK	290	"(DMX_MEMORY_FE, errno = %d)\n", DRIVER_NAME, result);
265a6510 ST	291	goto fail_fe_mem;
	292	}
	293
	294	result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
	295	if (result < 0) {
bc3c613c	296	printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n",
265a6510 ST	297	DRIVER_NAME, result);
	298	goto fail_fe_conn;
	299	}
	300
	301	/* register network adapter */
	302	dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
	303	return 0;
	304
	305	fail_fe_conn:
	306	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
	307	fail_fe_mem:
	308	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
	309	fail_fe_hw:
	310	dvb_dmxdev_release(&dvb->dmxdev);
	311	fail_dmxdev:
	312	dvb_dmx_release(&dvb->demux);
	313	fail_dmx:
	314	dvb_unregister_frontend(dvb->frontend);
	315	fail_frontend:
	316	dvb_frontend_detach(dvb->frontend);
	317	dvb_unregister_adapter(&dvb->adapter);
	318	fail_adapter:
	319	return result;
	320	}
	321
	322	void au0828_dvb_unregister(struct au0828_dev *dev)
	323	{
	324	struct au0828_dvb *dvb = &dev->dvb;
	325
f07e8e4b	326	dprintk(1, "%s()\n", __func__);
bc3c613c	327
a9c36aad	328	if (dvb->frontend == NULL)
9c26de55 ST	329	return;
9c26de55 ST	330
265a6510 ST	331	dvb_net_release(&dvb->net);
	332	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
	333	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
	334	dvb_dmxdev_release(&dvb->dmxdev);
	335	dvb_dmx_release(&dvb->demux);
	336	dvb_unregister_frontend(dvb->frontend);
	337	dvb_frontend_detach(dvb->frontend);
	338	dvb_unregister_adapter(&dvb->adapter);
	339	}
	340
	341	/* All the DVB attach calls go here, this function get's modified
	342	* for each new card. No other function in this file needs
	343	* to change.
	344	*/
	345	int au0828_dvb_register(struct au0828_dev *dev)
	346	{
	347	struct au0828_dvb *dvb = &dev->dvb;
	348	int ret;
	349
f07e8e4b	350	dprintk(1, "%s()\n", __func__);
bc3c613c	351
265a6510 ST	352	/* init frontend */
	353	switch (dev->board) {
	354	case AU0828_BOARD_HAUPPAUGE_HVR850:
	355	case AU0828_BOARD_HAUPPAUGE_HVR950Q:
	356	case AU0828_BOARD_DVICO_FUSIONHDTV7:
	357	dvb->frontend = dvb_attach(au8522_attach,
	358	&hauppauge_hvr950q_config,
	359	&dev->i2c_adap);
48723543	360	if (dvb->frontend != NULL)
30650961 MK	361	dvb_attach(xc5000_attach, dvb->frontend, &dev->i2c_adap,
30650961 MK	362	&hauppauge_hvr950q_tunerconfig);
265a6510	363	break;
59d27521 MK	364	case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
	365	dvb->frontend = dvb_attach(au8522_attach,
	366	&hauppauge_hvr950q_config,
	367	&dev->i2c_adap);
	368	if (dvb->frontend != NULL)
	369	dvb_attach(mxl5007t_attach, dvb->frontend,
	370	&dev->i2c_adap, 0x60,
	371	&mxl5007t_hvr950q_config);
	372	break;
8e8bd229 MK	373	case AU0828_BOARD_HAUPPAUGE_WOODBURY:
	374	dvb->frontend = dvb_attach(au8522_attach,
	375	&hauppauge_woodbury_config,
	376	&dev->i2c_adap);
	377	if (dvb->frontend != NULL)
	378	dvb_attach(tda18271_attach, dvb->frontend,
	379	0x60, &dev->i2c_adap,
	380	&hauppauge_woodbury_tunerconfig);
	381	break;
265a6510	382	default:
f07e8e4b MK	383	printk(KERN_WARNING "The frontend of your DVB/ATSC card "
f07e8e4b MK	384	"isn't supported yet\n");
265a6510 ST	385	break;
	386	}
	387	if (NULL == dvb->frontend) {
f07e8e4b MK	388	printk(KERN_ERR "%s() Frontend initialization failed\n",
f07e8e4b MK	389	__func__);
265a6510 ST	390	return -1;
	391	}
	392
265a6510 ST	393	/* register everything */
	394	ret = dvb_register(dev);
	395	if (ret < 0) {
	396	if (dvb->frontend->ops.release)
	397	dvb->frontend->ops.release(dvb->frontend);
	398	return ret;
	399	}
	400
	401	return 0;
	402	}