[deliverable/linux.git] / drivers / staging / comedi / drivers / ni_mio_cs.c

/*
    comedi/drivers/ni_mio_cs.c
    Hardware driver for NI PCMCIA MIO E series cards

    COMEDI - Linux Control and Measurement Device Interface
    Copyright (C) 1997-2000 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_mio_cs
Description: National Instruments DAQCard E series
Author: ds
Status: works
Devices: [National Instruments] DAQCard-AI-16XE-50 (ni_mio_cs),
  DAQCard-AI-16E-4, DAQCard-6062E, DAQCard-6024E, DAQCard-6036E
Updated: Thu Oct 23 19:43:17 CDT 2003

See the notes in the ni_atmio.o driver.
*/
/*
	The real guts of the driver is in ni_mio_common.c, which is
	included by all the E series drivers.

	References for specifications:

	   341080a.pdf  DAQCard E Series Register Level Programmer Manual

*/

#include "../comedidev.h"

#include <linux/delay.h>

#include "ni_stc.h"
#include "8255.h"

#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/ds.h>

#undef DEBUG

#define ATMIO 1
#undef PCIMIO

/*
 *  AT specific setup
 */

#define NI_SIZE 0x20

#define MAX_N_CALDACS 32

static const struct ni_board_struct ni_boards[] = {
	{.device_id = 0x010d,
	 .name = "DAQCard-ai-16xe-50",
	 .n_adchan = 16,
	 .adbits = 16,
	 .ai_fifo_depth = 1024,
	 .alwaysdither = 0,
	 .gainlkup = ai_gain_8,
	 .ai_speed = 5000,
	 .n_aochan = 0,
	 .aobits = 0,
	 .ao_fifo_depth = 0,
	 .ao_unipolar = 0,
	 .num_p0_dio_channels = 8,
	 .has_8255 = 0,
	 .caldac = {dac8800, dac8043},
	 },
	{.device_id = 0x010c,
	 .name = "DAQCard-ai-16e-4",
	 .n_adchan = 16,
	 .adbits = 12,
	 .ai_fifo_depth = 1024,
	 .alwaysdither = 0,
	 .gainlkup = ai_gain_16,
	 .ai_speed = 4000,
	 .n_aochan = 0,
	 .aobits = 0,
	 .ao_fifo_depth = 0,
	 .ao_unipolar = 0,
	 .num_p0_dio_channels = 8,
	 .has_8255 = 0,
	 .caldac = {mb88341},	/* verified */
	 },
	{.device_id = 0x02c4,
	 .name = "DAQCard-6062E",
	 .n_adchan = 16,
	 .adbits = 12,
	 .ai_fifo_depth = 8192,
	 .alwaysdither = 0,
	 .gainlkup = ai_gain_16,
	 .ai_speed = 2000,
	 .n_aochan = 2,
	 .aobits = 12,
	 .ao_fifo_depth = 2048,
	 .ao_range_table = &range_bipolar10,
	 .ao_unipolar = 0,
	 .ao_speed = 1176,
	 .num_p0_dio_channels = 8,
	 .has_8255 = 0,
	 .caldac = {ad8804_debug},	/* verified */
	 },
	{.device_id = 0x075e,
	 .name = "DAQCard-6024E",	/* specs incorrect! */
	 .n_adchan = 16,
	 .adbits = 12,
	 .ai_fifo_depth = 1024,
	 .alwaysdither = 0,
	 .gainlkup = ai_gain_4,
	 .ai_speed = 5000,
	 .n_aochan = 2,
	 .aobits = 12,
	 .ao_fifo_depth = 0,
	 .ao_range_table = &range_bipolar10,
	 .ao_unipolar = 0,
	 .ao_speed = 1000000,
	 .num_p0_dio_channels = 8,
	 .has_8255 = 0,
	 .caldac = {ad8804_debug},
	 },
	{.device_id = 0x0245,
	 .name = "DAQCard-6036E",	/* specs incorrect! */
	 .n_adchan = 16,
	 .adbits = 16,
	 .ai_fifo_depth = 1024,
	 .alwaysdither = 1,
	 .gainlkup = ai_gain_4,
	 .ai_speed = 5000,
	 .n_aochan = 2,
	 .aobits = 16,
	 .ao_fifo_depth = 0,
	 .ao_range_table = &range_bipolar10,
	 .ao_unipolar = 0,
	 .ao_speed = 1000000,
	 .num_p0_dio_channels = 8,
	 .has_8255 = 0,
	 .caldac = {ad8804_debug},
	 },
#if 0
	{.device_id = 0x0000,	/* unknown */
	 .name = "DAQCard-6715",
	 .n_adchan = 0,
	 .n_aochan = 8,
	 .aobits = 12,
	 .ao_671x = 8192,
	 .num_p0_dio_channels = 8,
	 .caldac = {mb88341, mb88341},
	 },
#endif
	/* N.B. Update ni_mio_cs_ids[] when entries added above. */
};

#define interrupt_pin(a)	0

#define IRQ_POLARITY 1

#define NI_E_IRQ_FLAGS		IRQF_SHARED

struct ni_private {

	struct pcmcia_device *link;

 NI_PRIVATE_COMMON};

#define devpriv ((struct ni_private *)dev->private)

/* How we access registers */

#define ni_writel(a, b)		(outl((a), (b)+dev->iobase))
#define ni_readl(a)		(inl((a)+dev->iobase))
#define ni_writew(a, b)		(outw((a), (b)+dev->iobase))
#define ni_readw(a)		(inw((a)+dev->iobase))
#define ni_writeb(a, b)		(outb((a), (b)+dev->iobase))
#define ni_readb(a)		(inb((a)+dev->iobase))

/* How we access windowed registers */

/* We automatically take advantage of STC registers that can be
 * read/written directly in the I/O space of the board.  The
 * DAQCard devices map the low 8 STC registers to iobase+addr*2. */

static void mio_cs_win_out(struct comedi_device *dev, uint16_t data, int addr)
{
	unsigned long flags;

	spin_lock_irqsave(&devpriv->window_lock, flags);
	if (addr < 8) {
		ni_writew(data, addr * 2);
	} else {
		ni_writew(addr, Window_Address);
		ni_writew(data, Window_Data);
	}
	spin_unlock_irqrestore(&devpriv->window_lock, flags);
}

static uint16_t mio_cs_win_in(struct comedi_device *dev, int addr)
{
	unsigned long flags;
	uint16_t ret;

	spin_lock_irqsave(&devpriv->window_lock, flags);
	if (addr < 8) {
		ret = ni_readw(addr * 2);
	} else {
		ni_writew(addr, Window_Address);
		ret = ni_readw(Window_Data);
	}
	spin_unlock_irqrestore(&devpriv->window_lock, flags);

	return ret;
}

static int mio_cs_attach(struct comedi_device *dev,
			 struct comedi_devconfig *it);
static int mio_cs_detach(struct comedi_device *dev);
static struct comedi_driver driver_ni_mio_cs = {
	.driver_name = "ni_mio_cs",
	.module = THIS_MODULE,
	.attach = mio_cs_attach,
	.detach = mio_cs_detach,
};

#include "ni_mio_common.c"

static int ni_getboardtype(struct comedi_device *dev,
			   struct pcmcia_device *link);

/* clean up allocated resources */
/* called when driver is removed */
static int mio_cs_detach(struct comedi_device *dev)
{
	mio_common_detach(dev);

	/* PCMCIA layer frees the IO region */

	if (dev->irq)
		free_irq(dev->irq, dev);

	return 0;
}

static void mio_cs_config(struct pcmcia_device *link);
static void cs_release(struct pcmcia_device *link);
static void cs_detach(struct pcmcia_device *);

static struct pcmcia_device *cur_dev = NULL;
static const dev_info_t dev_info = "ni_mio_cs";

static int cs_attach(struct pcmcia_device *link)
{
	link->resource[0]->flags |= IO_DATA_PATH_WIDTH_16;
	link->resource[0]->end = 16;
	link->conf.Attributes = CONF_ENABLE_IRQ;
	link->conf.IntType = INT_MEMORY_AND_IO;

	cur_dev = link;

	mio_cs_config(link);

	return 0;
}

static void cs_release(struct pcmcia_device *link)
{
	pcmcia_disable_device(link);
}

static void cs_detach(struct pcmcia_device *link)
{
	DPRINTK("cs_detach(link=%p)\n", link);

	cs_release(link);
}

static int mio_cs_suspend(struct pcmcia_device *link)
{
	DPRINTK("pm suspend\n");

	return 0;
}

static int mio_cs_resume(struct pcmcia_device *link)
{
	DPRINTK("pm resume\n");
	return 0;
}


static int mio_pcmcia_config_loop(struct pcmcia_device *p_dev,
				cistpl_cftable_entry_t *cfg,
				cistpl_cftable_entry_t *dflt,
				unsigned int vcc,
				void *priv_data)
{
	int base, ret;

	p_dev->resource[0]->end = cfg->io.win[0].len;
	p_dev->io_lines = cfg->io.flags & CISTPL_IO_LINES_MASK;

	for (base = 0x000; base < 0x400; base += 0x20) {
		p_dev->resource[0]->start = base;
		ret = pcmcia_request_io(p_dev);
		if (!ret)
			return 0;
	}
	return -ENODEV;
}


static void mio_cs_config(struct pcmcia_device *link)
{
	int ret;

	DPRINTK("mio_cs_config(link=%p)\n", link);

	ret = pcmcia_loop_config(link, mio_pcmcia_config_loop, NULL);
	if (ret) {
		dev_warn(&link->dev, "no configuration found\n");
		return;
	}

	if (!link->irq)
		dev_info(&link->dev, "no IRQ available\n");

	ret = pcmcia_request_configuration(link, &link->conf);
}

static int mio_cs_attach(struct comedi_device *dev, struct comedi_devconfig *it)
{
	struct pcmcia_device *link;
	unsigned int irq;
	int ret;

	DPRINTK("mio_cs_attach(dev=%p,it=%p)\n", dev, it);

	link = cur_dev;		/* XXX hack */
	if (!link)
		return -EIO;

	dev->driver = &driver_ni_mio_cs;
	dev->iobase = link->resource[0]->start;

	irq = link->irq;

	printk("comedi%d: %s: DAQCard: io 0x%04lx, irq %u, ",
	       dev->minor, dev->driver->driver_name, dev->iobase, irq);

#if 0
	{
		int i;

		printk(" board fingerprint:");
		for (i = 0; i < 32; i += 2) {
			printk(" %04x %02x", inw(dev->iobase + i),
			       inb(dev->iobase + i + 1));
		}
		printk("\n");
		printk(" board fingerprint (windowed):");
		for (i = 0; i < 10; i++)
			printk(" 0x%04x", win_in(i));
		printk("\n");
	}
#endif

	dev->board_ptr = ni_boards + ni_getboardtype(dev, link);

	printk(" %s", boardtype.name);
	dev->board_name = boardtype.name;

	ret = request_irq(irq, ni_E_interrupt, NI_E_IRQ_FLAGS,
			  "ni_mio_cs", dev);
	if (ret < 0) {
		printk(" irq not available\n");
		return -EINVAL;
	}
	dev->irq = irq;

	/* allocate private area */
	ret = ni_alloc_private(dev);
	if (ret < 0)
		return ret;

	devpriv->stc_writew = &mio_cs_win_out;
	devpriv->stc_readw = &mio_cs_win_in;
	devpriv->stc_writel = &win_out2;
	devpriv->stc_readl = &win_in2;

	ret = ni_E_init(dev, it);

	if (ret < 0)
		return ret;

	return 0;
}

static int ni_getboardtype(struct comedi_device *dev,
			   struct pcmcia_device *link)
{
	int i;

	for (i = 0; i < n_ni_boards; i++) {
		if (ni_boards[i].device_id == link->card_id)
			return i;
	}

	printk("unknown board 0x%04x -- pretend it is a ", link->card_id);

	return 0;
}

#ifdef MODULE

static struct pcmcia_device_id ni_mio_cs_ids[] = {
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010d),	/* DAQCard-ai-16xe-50 */
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010c),	/* DAQCard-ai-16e-4 */
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x02c4),	/* DAQCard-6062E */
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x075e),	/* DAQCard-6024E */
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0245),	/* DAQCard-6036E */
	PCMCIA_DEVICE_NULL
};

MODULE_DEVICE_TABLE(pcmcia, ni_mio_cs_ids);
MODULE_AUTHOR("David A. Schleef <ds@schleef.org>");
MODULE_DESCRIPTION("Comedi driver for National Instruments DAQCard E series");
MODULE_LICENSE("GPL");

struct pcmcia_driver ni_mio_cs_driver = {
	.probe = &cs_attach,
	.remove = &cs_detach,
	.suspend = &mio_cs_suspend,
	.resume = &mio_cs_resume,
	.id_table = ni_mio_cs_ids,
	.owner = THIS_MODULE,
	.drv = {
		.name = dev_info,
		},
};

int init_module(void)
{
	pcmcia_register_driver(&ni_mio_cs_driver);
	comedi_driver_register(&driver_ni_mio_cs);
	return 0;
}

void cleanup_module(void)
{
	pcmcia_unregister_driver(&ni_mio_cs_driver);
#if 0
	while (cur_dev != NULL)
		cs_detach(cur_dev->handle);
#endif
	comedi_driver_unregister(&driver_ni_mio_cs);
}
#endif
Commit	Line	Data
4fecf4a2 DS	1	/*
	2	comedi/drivers/ni_mio_cs.c
	3	Hardware driver for NI PCMCIA MIO E series cards
	4
	5	COMEDI - Linux Control and Measurement Device Interface
	6	Copyright (C) 1997-2000 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_mio_cs
	25	Description: National Instruments DAQCard E series
	26	Author: ds
	27	Status: works
	28	Devices: [National Instruments] DAQCard-AI-16XE-50 (ni_mio_cs),
	29	DAQCard-AI-16E-4, DAQCard-6062E, DAQCard-6024E, DAQCard-6036E
	30	Updated: Thu Oct 23 19:43:17 CDT 2003
	31
	32	See the notes in the ni_atmio.o driver.
	33	*/
	34	/*
	35	The real guts of the driver is in ni_mio_common.c, which is
	36	included by all the E series drivers.
	37
	38	References for specifications:
	39
	40	341080a.pdf DAQCard E Series Register Level Programmer Manual
	41
	42	*/
	43
	44	#include "../comedidev.h"
	45
	46	#include <linux/delay.h>
4fecf4a2 DS	47
	48	#include "ni_stc.h"
	49	#include "8255.h"
	50
4fecf4a2 DS	51	#include <pcmcia/cs.h>
	52	#include <pcmcia/cistpl.h>
	53	#include <pcmcia/ds.h>
	54
	55	#undef DEBUG
	56
	57	#define ATMIO 1
	58	#undef PCIMIO
	59
	60	/*
	61	* AT specific setup
	62	*/
	63
	64	#define NI_SIZE 0x20
	65
	66	#define MAX_N_CALDACS 32
	67
72a82280	68	static const struct ni_board_struct ni_boards[] = {
68c3dbff BP	69	{.device_id = 0x010d,
	70	.name = "DAQCard-ai-16xe-50",
	71	.n_adchan = 16,
	72	.adbits = 16,
	73	.ai_fifo_depth = 1024,
	74	.alwaysdither = 0,
	75	.gainlkup = ai_gain_8,
	76	.ai_speed = 5000,
	77	.n_aochan = 0,
	78	.aobits = 0,
	79	.ao_fifo_depth = 0,
	80	.ao_unipolar = 0,
	81	.num_p0_dio_channels = 8,
	82	.has_8255 = 0,
	83	.caldac = {dac8800, dac8043},
0a85b6f0	84	},
68c3dbff BP	85	{.device_id = 0x010c,
	86	.name = "DAQCard-ai-16e-4",
	87	.n_adchan = 16,
	88	.adbits = 12,
	89	.ai_fifo_depth = 1024,
	90	.alwaysdither = 0,
	91	.gainlkup = ai_gain_16,
	92	.ai_speed = 4000,
	93	.n_aochan = 0,
	94	.aobits = 0,
	95	.ao_fifo_depth = 0,
	96	.ao_unipolar = 0,
	97	.num_p0_dio_channels = 8,
	98	.has_8255 = 0,
	99	.caldac = {mb88341}, /* verified */
0a85b6f0	100	},
68c3dbff BP	101	{.device_id = 0x02c4,
	102	.name = "DAQCard-6062E",
	103	.n_adchan = 16,
	104	.adbits = 12,
	105	.ai_fifo_depth = 8192,
	106	.alwaysdither = 0,
	107	.gainlkup = ai_gain_16,
	108	.ai_speed = 2000,
	109	.n_aochan = 2,
	110	.aobits = 12,
	111	.ao_fifo_depth = 2048,
	112	.ao_range_table = &range_bipolar10,
	113	.ao_unipolar = 0,
	114	.ao_speed = 1176,
	115	.num_p0_dio_channels = 8,
	116	.has_8255 = 0,
	117	.caldac = {ad8804_debug}, /* verified */
0a85b6f0	118	},
68c3dbff BP	119	{.device_id = 0x075e,
	120	.name = "DAQCard-6024E", /* specs incorrect! */
	121	.n_adchan = 16,
	122	.adbits = 12,
	123	.ai_fifo_depth = 1024,
	124	.alwaysdither = 0,
ebe86223	125	.gainlkup = ai_gain_4,
68c3dbff BP	126	.ai_speed = 5000,
	127	.n_aochan = 2,
	128	.aobits = 12,
	129	.ao_fifo_depth = 0,
	130	.ao_range_table = &range_bipolar10,
	131	.ao_unipolar = 0,
	132	.ao_speed = 1000000,
	133	.num_p0_dio_channels = 8,
	134	.has_8255 = 0,
	135	.caldac = {ad8804_debug},
0a85b6f0	136	},
68c3dbff BP	137	{.device_id = 0x0245,
	138	.name = "DAQCard-6036E", /* specs incorrect! */
	139	.n_adchan = 16,
	140	.adbits = 16,
	141	.ai_fifo_depth = 1024,
	142	.alwaysdither = 1,
	143	.gainlkup = ai_gain_4,
	144	.ai_speed = 5000,
	145	.n_aochan = 2,
	146	.aobits = 16,
	147	.ao_fifo_depth = 0,
	148	.ao_range_table = &range_bipolar10,
	149	.ao_unipolar = 0,
	150	.ao_speed = 1000000,
	151	.num_p0_dio_channels = 8,
	152	.has_8255 = 0,
	153	.caldac = {ad8804_debug},
0a85b6f0	154	},
4fecf4a2	155	#if 0
68c3dbff BP	156	{.device_id = 0x0000, /* unknown */
	157	.name = "DAQCard-6715",
	158	.n_adchan = 0,
	159	.n_aochan = 8,
	160	.aobits = 12,
	161	.ao_671x = 8192,
	162	.num_p0_dio_channels = 8,
	163	.caldac = {mb88341, mb88341},
0a85b6f0	164	},
4fecf4a2 DS	165	#endif
	166	/* N.B. Update ni_mio_cs_ids[] when entries added above. */
	167	};
	168
	169	#define interrupt_pin(a) 0
	170
	171	#define IRQ_POLARITY 1
	172
	173	#define NI_E_IRQ_FLAGS IRQF_SHARED
	174
c7ef2298 BP	175	struct ni_private {
c7ef2298 BP	176
4fecf4a2 DS	177	struct pcmcia_device *link;
4fecf4a2 DS	178
c7ef2298 BP	179	NI_PRIVATE_COMMON};
	180
	181	#define devpriv ((struct ni_private *)dev->private)
4fecf4a2 DS	182
	183	/* How we access registers */
	184
f7cbd7aa	185	#define ni_writel(a, b) (outl((a), (b)+dev->iobase))
4fecf4a2	186	#define ni_readl(a) (inl((a)+dev->iobase))
f7cbd7aa	187	#define ni_writew(a, b) (outw((a), (b)+dev->iobase))
4fecf4a2	188	#define ni_readw(a) (inw((a)+dev->iobase))
f7cbd7aa	189	#define ni_writeb(a, b) (outb((a), (b)+dev->iobase))
4fecf4a2 DS	190	#define ni_readb(a) (inb((a)+dev->iobase))
	191
	192	/* How we access windowed registers */
	193
	194	/* We automatically take advantage of STC registers that can be
	195	* read/written directly in the I/O space of the board. The
	196	* DAQCard devices map the low 8 STC registers to iobase+addr2. /
	197
da91b269	198	static void mio_cs_win_out(struct comedi_device *dev, uint16_t data, int addr)
4fecf4a2 DS	199	{
	200	unsigned long flags;
	201
5f74ea14	202	spin_lock_irqsave(&devpriv->window_lock, flags);
4fecf4a2 DS	203	if (addr < 8) {
	204	ni_writew(data, addr * 2);
	205	} else {
	206	ni_writew(addr, Window_Address);
	207	ni_writew(data, Window_Data);
	208	}
5f74ea14	209	spin_unlock_irqrestore(&devpriv->window_lock, flags);
4fecf4a2 DS	210	}
4fecf4a2 DS	211
da91b269	212	static uint16_t mio_cs_win_in(struct comedi_device *dev, int addr)
4fecf4a2 DS	213	{
	214	unsigned long flags;
	215	uint16_t ret;
	216
5f74ea14	217	spin_lock_irqsave(&devpriv->window_lock, flags);
4fecf4a2 DS	218	if (addr < 8) {
	219	ret = ni_readw(addr * 2);
	220	} else {
	221	ni_writew(addr, Window_Address);
	222	ret = ni_readw(Window_Data);
	223	}
5f74ea14	224	spin_unlock_irqrestore(&devpriv->window_lock, flags);
4fecf4a2 DS	225
	226	return ret;
	227	}
	228
0a85b6f0 MT	229	static int mio_cs_attach(struct comedi_device *dev,
0a85b6f0 MT	230	struct comedi_devconfig *it);
da91b269	231	static int mio_cs_detach(struct comedi_device *dev);
139dfbdf	232	static struct comedi_driver driver_ni_mio_cs = {
68c3dbff BP	233	.driver_name = "ni_mio_cs",
	234	.module = THIS_MODULE,
	235	.attach = mio_cs_attach,
	236	.detach = mio_cs_detach,
4fecf4a2 DS	237	};
	238
	239	#include "ni_mio_common.c"
	240
0a85b6f0 MT	241	static int ni_getboardtype(struct comedi_device *dev,
0a85b6f0 MT	242	struct pcmcia_device *link);
4fecf4a2 DS	243
	244	/* clean up allocated resources */
	245	/* called when driver is removed */
da91b269	246	static int mio_cs_detach(struct comedi_device *dev)
4fecf4a2 DS	247	{
	248	mio_common_detach(dev);
	249
	250	/* PCMCIA layer frees the IO region */
	251
b055d0d3	252	if (dev->irq)
5f74ea14	253	free_irq(dev->irq, dev);
4fecf4a2 DS	254
	255	return 0;
	256	}
	257
	258	static void mio_cs_config(struct pcmcia_device *link);
	259	static void cs_release(struct pcmcia_device *link);
	260	static void cs_detach(struct pcmcia_device *);
	261
	262	static struct pcmcia_device *cur_dev = NULL;
	263	static const dev_info_t dev_info = "ni_mio_cs";
0a85b6f0	264
4fecf4a2 DS	265	static int cs_attach(struct pcmcia_device *link)
4fecf4a2 DS	266	{
90abdc3b DB	267	link->resource[0]->flags \|= IO_DATA_PATH_WIDTH_16;
90abdc3b DB	268	link->resource[0]->end = 16;
4fecf4a2 DS	269	link->conf.Attributes = CONF_ENABLE_IRQ;
	270	link->conf.IntType = INT_MEMORY_AND_IO;
	271
	272	cur_dev = link;
	273
	274	mio_cs_config(link);
	275
	276	return 0;
	277	}
	278
	279	static void cs_release(struct pcmcia_device *link)
	280	{
	281	pcmcia_disable_device(link);
	282	}
	283
	284	static void cs_detach(struct pcmcia_device *link)
	285	{
	286	DPRINTK("cs_detach(link=%p)\n", link);
	287
bfc2cc34	288	cs_release(link);
4fecf4a2 DS	289	}
	290
	291	static int mio_cs_suspend(struct pcmcia_device *link)
	292	{
	293	DPRINTK("pm suspend\n");
	294
	295	return 0;
	296	}
	297
	298	static int mio_cs_resume(struct pcmcia_device *link)
	299	{
	300	DPRINTK("pm resume\n");
	301	return 0;
	302	}
	303
4fecf4a2	304
55a19b39 DB	305	static int mio_pcmcia_config_loop(struct pcmcia_device *p_dev,
	306	cistpl_cftable_entry_t *cfg,
	307	cistpl_cftable_entry_t *dflt,
	308	unsigned int vcc,
	309	void *priv_data)
	310	{
	311	int base, ret;
4fecf4a2	312
90abdc3b DB	313	p_dev->resource[0]->end = cfg->io.win[0].len;
90abdc3b DB	314	p_dev->io_lines = cfg->io.flags & CISTPL_IO_LINES_MASK;
4fecf4a2	315
55a19b39	316	for (base = 0x000; base < 0x400; base += 0x20) {
90abdc3b DB	317	p_dev->resource[0]->start = base;
90abdc3b DB	318	ret = pcmcia_request_io(p_dev);
55a19b39 DB	319	if (!ret)
55a19b39 DB	320	return 0;
4fecf4a2	321	}
55a19b39 DB	322	return -ENODEV;
55a19b39 DB	323	}
4fecf4a2	324
4fecf4a2	325
55a19b39 DB	326	static void mio_cs_config(struct pcmcia_device *link)
	327	{
	328	int ret;
4fecf4a2	329
55a19b39	330	DPRINTK("mio_cs_config(link=%p)\n", link);
4fecf4a2	331
55a19b39 DB	332	ret = pcmcia_loop_config(link, mio_pcmcia_config_loop, NULL);
	333	if (ret) {
	334	dev_warn(&link->dev, "no configuration found\n");
	335	return;
4fecf4a2 DS	336	}
4fecf4a2 DS	337
eb14120f DB	338	if (!link->irq)
eb14120f DB	339	dev_info(&link->dev, "no IRQ available\n");
4fecf4a2 DS	340
4fecf4a2 DS	341	ret = pcmcia_request_configuration(link, &link->conf);
4fecf4a2 DS	342	}
4fecf4a2 DS	343
da91b269	344	static int mio_cs_attach(struct comedi_device dev, struct comedi_devconfig it)
4fecf4a2 DS	345	{
	346	struct pcmcia_device *link;
	347	unsigned int irq;
	348	int ret;
	349
	350	DPRINTK("mio_cs_attach(dev=%p,it=%p)\n", dev, it);
	351
	352	link = cur_dev; /* XXX hack */
	353	if (!link)
	354	return -EIO;
	355
	356	dev->driver = &driver_ni_mio_cs;
9a017a91	357	dev->iobase = link->resource[0]->start;
4fecf4a2	358
eb14120f	359	irq = link->irq;
4fecf4a2 DS	360
4fecf4a2 DS	361	printk("comedi%d: %s: DAQCard: io 0x%04lx, irq %u, ",
0a85b6f0	362	dev->minor, dev->driver->driver_name, dev->iobase, irq);
4fecf4a2 DS	363
	364	#if 0
	365	{
	366	int i;
	367
	368	printk(" board fingerprint:");
	369	for (i = 0; i < 32; i += 2) {
	370	printk(" %04x %02x", inw(dev->iobase + i),
0a85b6f0	371	inb(dev->iobase + i + 1));
4fecf4a2 DS	372	}
	373	printk("\n");
	374	printk(" board fingerprint (windowed):");
b055d0d3	375	for (i = 0; i < 10; i++)
4fecf4a2	376	printk(" 0x%04x", win_in(i));
4fecf4a2 DS	377	printk("\n");
	378	}
	379	#endif
	380
	381	dev->board_ptr = ni_boards + ni_getboardtype(dev, link);
	382
	383	printk(" %s", boardtype.name);
	384	dev->board_name = boardtype.name;
	385
5f74ea14	386	ret = request_irq(irq, ni_E_interrupt, NI_E_IRQ_FLAGS,
0a85b6f0	387	"ni_mio_cs", dev);
c3744138	388	if (ret < 0) {
4fecf4a2 DS	389	printk(" irq not available\n");
	390	return -EINVAL;
	391	}
	392	dev->irq = irq;
	393
	394	/* allocate private area */
c3744138 BP	395	ret = ni_alloc_private(dev);
c3744138 BP	396	if (ret < 0)
4fecf4a2	397	return ret;
c3744138	398
4fecf4a2 DS	399	devpriv->stc_writew = &mio_cs_win_out;
	400	devpriv->stc_readw = &mio_cs_win_in;
	401	devpriv->stc_writel = &win_out2;
	402	devpriv->stc_readl = &win_in2;
	403
c3744138 BP	404	ret = ni_E_init(dev, it);
	405
	406	if (ret < 0)
4fecf4a2	407	return ret;
4fecf4a2 DS	408
	409	return 0;
	410	}
	411
0a85b6f0 MT	412	static int ni_getboardtype(struct comedi_device *dev,
0a85b6f0 MT	413	struct pcmcia_device *link)
4fecf4a2	414	{
4fecf4a2 DS	415	int i;
4fecf4a2 DS	416
4fecf4a2	417	for (i = 0; i < n_ni_boards; i++) {
55a19b39	418	if (ni_boards[i].device_id == link->card_id)
4fecf4a2	419	return i;
4fecf4a2 DS	420	}
4fecf4a2 DS	421
55a19b39	422	printk("unknown board 0x%04x -- pretend it is a ", link->card_id);
4fecf4a2 DS	423
	424	return 0;
	425	}
	426
	427	#ifdef MODULE
	428
4fecf4a2 DS	429	static struct pcmcia_device_id ni_mio_cs_ids[] = {
	430	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010d), /* DAQCard-ai-16xe-50 */
	431	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010c), /* DAQCard-ai-16e-4 */
	432	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x02c4), /* DAQCard-6062E */
	433	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x075e), /* DAQCard-6024E */
	434	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0245), /* DAQCard-6036E */
	435	PCMCIA_DEVICE_NULL
	436	};
	437
	438	MODULE_DEVICE_TABLE(pcmcia, ni_mio_cs_ids);
6c7f8196 AK	439	MODULE_AUTHOR("David A. Schleef <ds@schleef.org>");
	440	MODULE_DESCRIPTION("Comedi driver for National Instruments DAQCard E series");
	441	MODULE_LICENSE("GPL");
4fecf4a2 DS	442
	443	struct pcmcia_driver ni_mio_cs_driver = {
	444	.probe = &cs_attach,
	445	.remove = &cs_detach,
	446	.suspend = &mio_cs_suspend,
	447	.resume = &mio_cs_resume,
	448	.id_table = ni_mio_cs_ids,
	449	.owner = THIS_MODULE,
	450	.drv = {
0a85b6f0	451	.name = dev_info,
4fecf4a2 DS	452	},
	453	};
	454
	455	int init_module(void)
	456	{
	457	pcmcia_register_driver(&ni_mio_cs_driver);
	458	comedi_driver_register(&driver_ni_mio_cs);
	459	return 0;
	460	}
	461
	462	void cleanup_module(void)
	463	{
	464	pcmcia_unregister_driver(&ni_mio_cs_driver);
	465	#if 0
	466	while (cur_dev != NULL)
	467	cs_detach(cur_dev->handle);
	468	#endif
	469	comedi_driver_unregister(&driver_ni_mio_cs);
	470	}
	471	#endif