[mirror_ubuntu-hirsute-kernel.git] / drivers / staging / comedi / drivers / ni_670x.c

/*
    comedi/drivers/ni_670x.c
    Hardware driver for NI 670x devices

    COMEDI - Linux Control and Measurement Device Interface
    Copyright (C) 1997-2001 David A. Schleef <ds@schleef.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.

*/
/*
Driver: ni_670x
Description: National Instruments 670x
Author: Bart Joris <bjoris@advalvas.be>
Updated: Wed, 11 Dec 2002 18:25:35 -0800
Devices: [National Instruments] PCI-6703 (ni_670x), PCI-6704
Status: unknown

Commands are not supported.
*/

/*
	Bart Joris <bjoris@advalvas.be> Last updated on 20/08/2001

	Manuals:

	322110a.pdf	PCI/PXI-6704 User Manual
	322110b.pdf	PCI/PXI-6703/6704 User Manual

*/

#include <linux/pci.h>
#include <linux/interrupt.h>
#include <linux/slab.h>

#include "../comedidev.h"

#include "mite.h"

#define AO_VALUE_OFFSET			0x00
#define	AO_CHAN_OFFSET			0x0c
#define	AO_STATUS_OFFSET		0x10
#define AO_CONTROL_OFFSET		0x10
#define	DIO_PORT0_DIR_OFFSET	0x20
#define	DIO_PORT0_DATA_OFFSET	0x24
#define	DIO_PORT1_DIR_OFFSET	0x28
#define	DIO_PORT1_DATA_OFFSET	0x2c
#define	MISC_STATUS_OFFSET		0x14
#define	MISC_CONTROL_OFFSET		0x14

enum ni_670x_boardid {
	BOARD_PCI6703,
	BOARD_PXI6704,
	BOARD_PCI6704,
};

struct ni_670x_board {
	const char *name;
	unsigned short ao_chans;
};

static const struct ni_670x_board ni_670x_boards[] = {
	[BOARD_PCI6703] = {
		.name		= "PCI-6703",
		.ao_chans	= 16,
	},
	[BOARD_PXI6704] = {
		.name		= "PXI-6704",
		.ao_chans	= 32,
	},
	[BOARD_PCI6704] = {
		.name		= "PCI-6704",
		.ao_chans	= 32,
	},
};

struct ni_670x_private {

	struct mite_struct *mite;
	int boardtype;
	int dio;
	unsigned int ao_readback[32];
};

static struct comedi_lrange range_0_20mA = { 1, {RANGE_mA(0, 20)} };

static int ni_670x_ao_winsn(struct comedi_device *dev,
			    struct comedi_subdevice *s,
			    struct comedi_insn *insn, unsigned int *data)
{
	struct ni_670x_private *devpriv = dev->private;
	int i;
	int chan = CR_CHAN(insn->chanspec);

	/* Channel number mapping :

	   NI 6703/ NI 6704     | NI 6704 Only
	   ----------------------------------------------------
	   vch(0)       :       0       | ich(16)       :       1
	   vch(1)       :       2       | ich(17)       :       3
	   .    :       .       |   .                   .
	   .    :       .       |   .                   .
	   .    :       .       |   .                   .
	   vch(15)      :       30      | ich(31)       :       31      */

	for (i = 0; i < insn->n; i++) {
		/* First write in channel register which channel to use */
		writel(((chan & 15) << 1) | ((chan & 16) >> 4),
		       devpriv->mite->daq_io_addr + AO_CHAN_OFFSET);
		/* write channel value */
		writel(data[i], devpriv->mite->daq_io_addr + AO_VALUE_OFFSET);
		devpriv->ao_readback[chan] = data[i];
	}

	return i;
}

static int ni_670x_ao_rinsn(struct comedi_device *dev,
			    struct comedi_subdevice *s,
			    struct comedi_insn *insn, unsigned int *data)
{
	struct ni_670x_private *devpriv = dev->private;
	int i;
	int chan = CR_CHAN(insn->chanspec);

	for (i = 0; i < insn->n; i++)
		data[i] = devpriv->ao_readback[chan];

	return i;
}

static int ni_670x_dio_insn_bits(struct comedi_device *dev,
				 struct comedi_subdevice *s,
				 struct comedi_insn *insn, unsigned int *data)
{
	struct ni_670x_private *devpriv = dev->private;
	void __iomem *io_addr = devpriv->mite->daq_io_addr +
					DIO_PORT0_DATA_OFFSET;
	unsigned int mask = data[0];
	unsigned int bits = data[1];

	if (mask) {
		s->state &= ~mask;
		s->state |= (bits & mask);

		writel(s->state, io_addr);
	}

	data[1] = readl(io_addr);

	return insn->n;
}

static int ni_670x_dio_insn_config(struct comedi_device *dev,
				   struct comedi_subdevice *s,
				   struct comedi_insn *insn, unsigned int *data)
{
	struct ni_670x_private *devpriv = dev->private;
	int chan = CR_CHAN(insn->chanspec);

	switch (data[0]) {
	case INSN_CONFIG_DIO_OUTPUT:
		s->io_bits |= 1 << chan;
		break;
	case INSN_CONFIG_DIO_INPUT:
		s->io_bits &= ~(1 << chan);
		break;
	case INSN_CONFIG_DIO_QUERY:
		data[1] =
		    (s->io_bits & (1 << chan)) ? COMEDI_OUTPUT : COMEDI_INPUT;
		return insn->n;
		break;
	default:
		return -EINVAL;
		break;
	}
	writel(s->io_bits, devpriv->mite->daq_io_addr + DIO_PORT0_DIR_OFFSET);

	return insn->n;
}

static int ni_670x_auto_attach(struct comedi_device *dev,
			       unsigned long context)
{
	struct pci_dev *pcidev = comedi_to_pci_dev(dev);
	const struct ni_670x_board *thisboard = NULL;
	struct ni_670x_private *devpriv;
	struct comedi_subdevice *s;
	int ret;
	int i;

	if (context < ARRAY_SIZE(ni_670x_boards))
		thisboard = &ni_670x_boards[context];
	if (!thisboard)
		return -ENODEV;
	dev->board_ptr = thisboard;
	dev->board_name = thisboard->name;

	devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL);
	if (!devpriv)
		return -ENOMEM;
	dev->private = devpriv;

	devpriv->mite = mite_alloc(pcidev);
	if (!devpriv->mite)
		return -ENOMEM;

	ret = mite_setup(devpriv->mite);
	if (ret < 0) {
		dev_warn(dev->class_dev, "error setting up mite\n");
		return ret;
	}
	dev->iobase = 1;

	ret = comedi_alloc_subdevices(dev, 2);
	if (ret)
		return ret;

	s = &dev->subdevices[0];
	/* analog output subdevice */
	s->type = COMEDI_SUBD_AO;
	s->subdev_flags = SDF_WRITABLE;
	s->n_chan = thisboard->ao_chans;
	s->maxdata = 0xffff;
	if (s->n_chan == 32) {
		const struct comedi_lrange **range_table_list;

		range_table_list = kmalloc(sizeof(struct comedi_lrange *) * 32,
					   GFP_KERNEL);
		if (!range_table_list)
			return -ENOMEM;
		s->range_table_list = range_table_list;
		for (i = 0; i < 16; i++) {
			range_table_list[i] = &range_bipolar10;
			range_table_list[16 + i] = &range_0_20mA;
		}
	} else {
		s->range_table = &range_bipolar10;
	}
	s->insn_write = &ni_670x_ao_winsn;
	s->insn_read = &ni_670x_ao_rinsn;

	s = &dev->subdevices[1];
	/* digital i/o subdevice */
	s->type = COMEDI_SUBD_DIO;
	s->subdev_flags = SDF_READABLE | SDF_WRITABLE;
	s->n_chan = 8;
	s->maxdata = 1;
	s->range_table = &range_digital;
	s->insn_bits = ni_670x_dio_insn_bits;
	s->insn_config = ni_670x_dio_insn_config;

	/* Config of misc registers */
	writel(0x10, devpriv->mite->daq_io_addr + MISC_CONTROL_OFFSET);
	/* Config of ao registers */
	writel(0x00, devpriv->mite->daq_io_addr + AO_CONTROL_OFFSET);

	dev_info(dev->class_dev, "%s: %s attached\n",
		dev->driver->driver_name, dev->board_name);

	return 0;
}

static void ni_670x_detach(struct comedi_device *dev)
{
	struct ni_670x_private *devpriv = dev->private;
	struct comedi_subdevice *s;

	if (dev->n_subdevices) {
		s = &dev->subdevices[0];
		if (s)
			kfree(s->range_table_list);
	}
	if (devpriv && devpriv->mite) {
		mite_unsetup(devpriv->mite);
		mite_free(devpriv->mite);
	}
	comedi_pci_disable(dev);
}

static struct comedi_driver ni_670x_driver = {
	.driver_name	= "ni_670x",
	.module		= THIS_MODULE,
	.auto_attach	= ni_670x_auto_attach,
	.detach		= ni_670x_detach,
};

static int ni_670x_pci_probe(struct pci_dev *dev,
			     const struct pci_device_id *id)
{
	return comedi_pci_auto_config(dev, &ni_670x_driver, id->driver_data);
}

static DEFINE_PCI_DEVICE_TABLE(ni_670x_pci_table) = {
	{ PCI_VDEVICE(NI, 0x1290), BOARD_PCI6704 },
	{ PCI_VDEVICE(NI, 0x1920), BOARD_PXI6704 },
	{ PCI_VDEVICE(NI, 0x2c90), BOARD_PCI6703 },
	{ 0 }
};
MODULE_DEVICE_TABLE(pci, ni_670x_pci_table);

static struct pci_driver ni_670x_pci_driver = {
	.name		= "ni_670x",
	.id_table	= ni_670x_pci_table,
	.probe		= ni_670x_pci_probe,
	.remove		= comedi_pci_auto_unconfig,
};
module_comedi_pci_driver(ni_670x_driver, ni_670x_pci_driver);

MODULE_AUTHOR("Comedi http://www.comedi.org");
MODULE_DESCRIPTION("Comedi low-level driver");
MODULE_LICENSE("GPL");
Commit	Line	Data
3c5e1722 BJ	1	/*
	2	comedi/drivers/ni_670x.c
	3	Hardware driver for NI 670x devices
	4
	5	COMEDI - Linux Control and Measurement Device Interface
	6	Copyright (C) 1997-2001 David A. Schleef <ds@schleef.org>
	7
	8	This program is free software; you can redistribute it and/or modify
	9	it under the terms of the GNU General Public License as published by
	10	the Free Software Foundation; either version 2 of the License, or
	11	(at your option) any later version.
	12
	13	This program is distributed in the hope that it will be useful,
	14	but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	GNU General Public License for more details.
	17
	18	You should have received a copy of the GNU General Public License
	19	along with this program; if not, write to the Free Software
	20	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
	21
	22	*/
	23	/*
	24	Driver: ni_670x
	25	Description: National Instruments 670x
	26	Author: Bart Joris <bjoris@advalvas.be>
	27	Updated: Wed, 11 Dec 2002 18:25:35 -0800
	28	Devices: [National Instruments] PCI-6703 (ni_670x), PCI-6704
	29	Status: unknown
	30
	31	Commands are not supported.
	32	*/
	33
	34	/*
	35	Bart Joris <bjoris@advalvas.be> Last updated on 20/08/2001
	36
	37	Manuals:
	38
	39	322110a.pdf PCI/PXI-6704 User Manual
	40	322110b.pdf PCI/PXI-6703/6704 User Manual
	41
	42	*/
	43
33782dd5	44	#include <linux/pci.h>
25436dc9	45	#include <linux/interrupt.h>
5a0e3ad6	46	#include <linux/slab.h>
33782dd5	47
3c5e1722 BJ	48	#include "../comedidev.h"
	49
	50	#include "mite.h"
	51
3c5e1722 BJ	52	#define AO_VALUE_OFFSET 0x00
	53	#define AO_CHAN_OFFSET 0x0c
	54	#define AO_STATUS_OFFSET 0x10
	55	#define AO_CONTROL_OFFSET 0x10
	56	#define DIO_PORT0_DIR_OFFSET 0x20
	57	#define DIO_PORT0_DATA_OFFSET 0x24
	58	#define DIO_PORT1_DIR_OFFSET 0x28
	59	#define DIO_PORT1_DATA_OFFSET 0x2c
	60	#define MISC_STATUS_OFFSET 0x14
	61	#define MISC_CONTROL_OFFSET 0x14
	62
3bac78ca HS	63	enum ni_670x_boardid {
	64	BOARD_PCI6703,
	65	BOARD_PXI6704,
	66	BOARD_PCI6704,
	67	};
3c5e1722	68
43313b07	69	struct ni_670x_board {
3c5e1722 BJ	70	const char *name;
3c5e1722 BJ	71	unsigned short ao_chans;
43313b07 BP	72	};
	73
	74	static const struct ni_670x_board ni_670x_boards[] = {
3bac78ca	75	[BOARD_PCI6703] = {
04b136b6	76	.name = "PCI-6703",
04b136b6	77	.ao_chans = 16,
3bac78ca HS	78	},
3bac78ca HS	79	[BOARD_PXI6704] = {
04b136b6	80	.name = "PXI-6704",
04b136b6	81	.ao_chans = 32,
3bac78ca HS	82	},
3bac78ca HS	83	[BOARD_PCI6704] = {
04b136b6	84	.name = "PCI-6704",
04b136b6	85	.ao_chans = 32,
04b136b6	86	},
3c5e1722 BJ	87	};
3c5e1722 BJ	88
8ce8a1ff BP	89	struct ni_670x_private {
8ce8a1ff BP	90
3c5e1722 BJ	91	struct mite_struct *mite;
	92	int boardtype;
	93	int dio;
790c5541	94	unsigned int ao_readback[32];
8ce8a1ff BP	95	};
8ce8a1ff BP	96
9ced1de6	97	static struct comedi_lrange range_0_20mA = { 1, {RANGE_mA(0, 20)} };
3c5e1722	98
0a85b6f0 MT	99	static int ni_670x_ao_winsn(struct comedi_device *dev,
	100	struct comedi_subdevice *s,
	101	struct comedi_insn insn, unsigned int data)
3c5e1722	102	{
289a4033	103	struct ni_670x_private *devpriv = dev->private;
3c5e1722 BJ	104	int i;
	105	int chan = CR_CHAN(insn->chanspec);
	106
	107	/* Channel number mapping :
	108
	109	NI 6703/ NI 6704 \| NI 6704 Only
	110	----------------------------------------------------
	111	vch(0) : 0 \| ich(16) : 1
	112	vch(1) : 2 \| ich(17) : 3
	113	. : . \| . .
	114	. : . \| . .
	115	. : . \| . .
	116	vch(15) : 30 \| ich(31) : 31 */
	117
	118	for (i = 0; i < insn->n; i++) {
c733110a BA	119	/* First write in channel register which channel to use */
	120	writel(((chan & 15) << 1) \| ((chan & 16) >> 4),
	121	devpriv->mite->daq_io_addr + AO_CHAN_OFFSET);
	122	/* write channel value */
	123	writel(data[i], devpriv->mite->daq_io_addr + AO_VALUE_OFFSET);
3c5e1722 BJ	124	devpriv->ao_readback[chan] = data[i];
	125	}
	126
	127	return i;
	128	}
	129
0a85b6f0 MT	130	static int ni_670x_ao_rinsn(struct comedi_device *dev,
	131	struct comedi_subdevice *s,
	132	struct comedi_insn insn, unsigned int data)
3c5e1722	133	{
289a4033	134	struct ni_670x_private *devpriv = dev->private;
3c5e1722 BJ	135	int i;
	136	int chan = CR_CHAN(insn->chanspec);
	137
	138	for (i = 0; i < insn->n; i++)
	139	data[i] = devpriv->ao_readback[chan];
	140
	141	return i;
	142	}
	143
0a85b6f0 MT	144	static int ni_670x_dio_insn_bits(struct comedi_device *dev,
	145	struct comedi_subdevice *s,
	146	struct comedi_insn insn, unsigned int data)
3c5e1722	147	{
289a4033	148	struct ni_670x_private *devpriv = dev->private;
ebbc0979 HS	149	void __iomem *io_addr = devpriv->mite->daq_io_addr +
	150	DIO_PORT0_DATA_OFFSET;
	151	unsigned int mask = data[0];
	152	unsigned int bits = data[1];
289a4033	153
ebbc0979 HS	154	if (mask) {
	155	s->state &= ~mask;
	156	s->state \|= (bits & mask);
	157
	158	writel(s->state, io_addr);
3c5e1722 BJ	159	}
3c5e1722 BJ	160
ebbc0979	161	data[1] = readl(io_addr);
3c5e1722	162
a2714e3e	163	return insn->n;
3c5e1722 BJ	164	}
3c5e1722 BJ	165
0a85b6f0 MT	166	static int ni_670x_dio_insn_config(struct comedi_device *dev,
	167	struct comedi_subdevice *s,
	168	struct comedi_insn insn, unsigned int data)
3c5e1722	169	{
289a4033	170	struct ni_670x_private *devpriv = dev->private;
3c5e1722 BJ	171	int chan = CR_CHAN(insn->chanspec);
	172
	173	switch (data[0]) {
	174	case INSN_CONFIG_DIO_OUTPUT:
	175	s->io_bits \|= 1 << chan;
	176	break;
	177	case INSN_CONFIG_DIO_INPUT:
	178	s->io_bits &= ~(1 << chan);
	179	break;
	180	case INSN_CONFIG_DIO_QUERY:
	181	data[1] =
0a85b6f0	182	(s->io_bits & (1 << chan)) ? COMEDI_OUTPUT : COMEDI_INPUT;
3c5e1722 BJ	183	return insn->n;
	184	break;
	185	default:
	186	return -EINVAL;
	187	break;
	188	}
	189	writel(s->io_bits, devpriv->mite->daq_io_addr + DIO_PORT0_DIR_OFFSET);
	190
	191	return insn->n;
	192	}
	193
a690b7e5	194	static int ni_670x_auto_attach(struct comedi_device *dev,
3bac78ca	195	unsigned long context)
944a2f11	196	{
750af5e5	197	struct pci_dev *pcidev = comedi_to_pci_dev(dev);
3bac78ca	198	const struct ni_670x_board *thisboard = NULL;
289a4033	199	struct ni_670x_private *devpriv;
944a2f11 HS	200	struct comedi_subdevice *s;
	201	int ret;
	202	int i;
	203
3bac78ca HS	204	if (context < ARRAY_SIZE(ni_670x_boards))
	205	thisboard = &ni_670x_boards[context];
	206	if (!thisboard)
	207	return -ENODEV;
	208	dev->board_ptr = thisboard;
	209	dev->board_name = thisboard->name;
	210
c34fa261 HS	211	devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL);
	212	if (!devpriv)
	213	return -ENOMEM;
	214	dev->private = devpriv;
9a1a6cf8	215
6bc42c22	216	devpriv->mite = mite_alloc(pcidev);
c33e23f7	217	if (!devpriv->mite)
6bc42c22	218	return -ENOMEM;
944a2f11 HS	219
	220	ret = mite_setup(devpriv->mite);
	221	if (ret < 0) {
b48ad330	222	dev_warn(dev->class_dev, "error setting up mite\n");
944a2f11 HS	223	return ret;
944a2f11 HS	224	}
7f072f54	225	dev->iobase = 1;
944a2f11 HS	226
	227	ret = comedi_alloc_subdevices(dev, 2);
	228	if (ret)
	229	return ret;
	230
fc041c20	231	s = &dev->subdevices[0];
944a2f11 HS	232	/* analog output subdevice */
	233	s->type = COMEDI_SUBD_AO;
	234	s->subdev_flags = SDF_WRITABLE;
	235	s->n_chan = thisboard->ao_chans;
	236	s->maxdata = 0xffff;
	237	if (s->n_chan == 32) {
	238	const struct comedi_lrange **range_table_list;
	239
	240	range_table_list = kmalloc(sizeof(struct comedi_lrange ) 32,
	241	GFP_KERNEL);
	242	if (!range_table_list)
	243	return -ENOMEM;
	244	s->range_table_list = range_table_list;
	245	for (i = 0; i < 16; i++) {
	246	range_table_list[i] = &range_bipolar10;
	247	range_table_list[16 + i] = &range_0_20mA;
	248	}
	249	} else {
	250	s->range_table = &range_bipolar10;
	251	}
	252	s->insn_write = &ni_670x_ao_winsn;
	253	s->insn_read = &ni_670x_ao_rinsn;
	254
fc041c20	255	s = &dev->subdevices[1];
944a2f11 HS	256	/* digital i/o subdevice */
	257	s->type = COMEDI_SUBD_DIO;
	258	s->subdev_flags = SDF_READABLE \| SDF_WRITABLE;
	259	s->n_chan = 8;
	260	s->maxdata = 1;
	261	s->range_table = &range_digital;
	262	s->insn_bits = ni_670x_dio_insn_bits;
	263	s->insn_config = ni_670x_dio_insn_config;
	264
	265	/* Config of misc registers */
	266	writel(0x10, devpriv->mite->daq_io_addr + MISC_CONTROL_OFFSET);
	267	/* Config of ao registers */
	268	writel(0x00, devpriv->mite->daq_io_addr + AO_CONTROL_OFFSET);
	269
b48ad330 HS	270	dev_info(dev->class_dev, "%s: %s attached\n",
b48ad330 HS	271	dev->driver->driver_name, dev->board_name);
944a2f11	272
464c9451	273	return 0;
944a2f11 HS	274	}
	275
	276	static void ni_670x_detach(struct comedi_device *dev)
	277	{
289a4033	278	struct ni_670x_private *devpriv = dev->private;
70fcd1b7	279	struct comedi_subdevice *s;
289a4033	280
70fcd1b7	281	if (dev->n_subdevices) {
fc041c20	282	s = &dev->subdevices[0];
70fcd1b7 HS	283	if (s)
	284	kfree(s->range_table_list);
	285	}
6bc42c22	286	if (devpriv && devpriv->mite) {
944a2f11	287	mite_unsetup(devpriv->mite);
6bc42c22 IA	288	mite_free(devpriv->mite);
6bc42c22 IA	289	}
7f072f54	290	comedi_pci_disable(dev);
944a2f11 HS	291	}
944a2f11 HS	292
6f37e288 HS	293	static struct comedi_driver ni_670x_driver = {
	294	.driver_name = "ni_670x",
	295	.module = THIS_MODULE,
750af5e5	296	.auto_attach = ni_670x_auto_attach,
6f37e288 HS	297	.detach = ni_670x_detach,
	298	};
	299
a690b7e5	300	static int ni_670x_pci_probe(struct pci_dev *dev,
b8f4ac23	301	const struct pci_device_id *id)
6f37e288	302	{
b8f4ac23	303	return comedi_pci_auto_config(dev, &ni_670x_driver, id->driver_data);
6f37e288 HS	304	}
6f37e288 HS	305
6f37e288	306	static DEFINE_PCI_DEVICE_TABLE(ni_670x_pci_table) = {
3bac78ca HS	307	{ PCI_VDEVICE(NI, 0x1290), BOARD_PCI6704 },
	308	{ PCI_VDEVICE(NI, 0x1920), BOARD_PXI6704 },
	309	{ PCI_VDEVICE(NI, 0x2c90), BOARD_PCI6703 },
6f37e288 HS	310	{ 0 }
	311	};
	312	MODULE_DEVICE_TABLE(pci, ni_670x_pci_table);
	313
	314	static struct pci_driver ni_670x_pci_driver = {
9e4edd57	315	.name = "ni_670x",
6f37e288 HS	316	.id_table = ni_670x_pci_table,
6f37e288 HS	317	.probe = ni_670x_pci_probe,
9901a4d7	318	.remove = comedi_pci_auto_unconfig,
6f37e288 HS	319	};
	320	module_comedi_pci_driver(ni_670x_driver, ni_670x_pci_driver);
	321
3c323c01 IA	322	MODULE_AUTHOR("Comedi http://www.comedi.org");
	323	MODULE_DESCRIPTION("Comedi low-level driver");
	324	MODULE_LICENSE("GPL");