[mirror_ubuntu-focal-kernel.git] / drivers / media / video / au0828 / au0828-dvb.c

/*
 *  Driver for the Auvitek USB bridge
 *
 *  Copyright (c) 2008 Steven Toth <stoth@hauppauge.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/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,
};

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