Staging: comedi: 'pcmcia_parse_tuple()' now has two arguments, not three.
[deliverable/linux.git] / drivers / staging / comedi / drivers / ni_mio_cs.c
CommitLineData
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/*
24Driver: ni_mio_cs
25Description: National Instruments DAQCard E series
26Author: ds
27Status: works
28Devices: [National Instruments] DAQCard-AI-16XE-50 (ni_mio_cs),
29 DAQCard-AI-16E-4, DAQCard-6062E, DAQCard-6024E, DAQCard-6036E
30Updated: Thu Oct 23 19:43:17 CDT 2003
31
32See 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
51#include <pcmcia/cs_types.h>
52#include <pcmcia/cs.h>
53#include <pcmcia/cistpl.h>
54#include <pcmcia/ds.h>
55
56#undef DEBUG
57
58#define ATMIO 1
59#undef PCIMIO
60
61/*
62 * AT specific setup
63 */
64
65#define NI_SIZE 0x20
66
67#define MAX_N_CALDACS 32
68
69static const ni_board ni_boards[] = {
70 {device_id:0x010d,
71 name: "DAQCard-ai-16xe-50",
72 n_adchan:16,
73 adbits: 16,
74 ai_fifo_depth:1024,
75 alwaysdither:0,
76 gainlkup:ai_gain_8,
77 ai_speed:5000,
78 n_aochan:0,
79 aobits: 0,
80 ao_fifo_depth:0,
81 ao_unipolar:0,
82 num_p0_dio_channels:8,
83 has_8255:0,
84 caldac: {dac8800, dac8043},
85 },
86 {device_id:0x010c,
87 name: "DAQCard-ai-16e-4",
88 n_adchan:16,
89 adbits: 12,
90 ai_fifo_depth:1024,
91 alwaysdither:0,
92 gainlkup:ai_gain_16,
93 ai_speed:4000,
94 n_aochan:0,
95 aobits: 0,
96 ao_fifo_depth:0,
97 ao_unipolar:0,
98 num_p0_dio_channels:8,
99 has_8255:0,
100 caldac: {mb88341}, /* verified */
101 },
102 {device_id:0x02c4,
103 name: "DAQCard-6062E",
104 n_adchan:16,
105 adbits: 12,
106 ai_fifo_depth:8192,
107 alwaysdither:0,
108 gainlkup:ai_gain_16,
109 ai_speed:2000,
110 n_aochan:2,
111 aobits: 12,
112 ao_fifo_depth:2048,
113 ao_range_table:&range_bipolar10,
114 ao_unipolar:0,
115 ao_speed:1176,
116 num_p0_dio_channels:8,
117 has_8255:0,
118 caldac: {ad8804_debug}, /* verified */
119 },
120 {device_id:0x075e,
121 name: "DAQCard-6024E", /* specs incorrect! */
122 n_adchan:16,
123 adbits: 12,
124 ai_fifo_depth:1024,
125 alwaysdither:0,
126 gainlkup:ai_gain_16,
127 ai_speed:5000,
128 n_aochan:2,
129 aobits: 12,
130 ao_fifo_depth:0,
131 ao_range_table:&range_bipolar10,
132 ao_unipolar:0,
133 ao_speed:1000000,
134 num_p0_dio_channels:8,
135 has_8255:0,
136 caldac: {ad8804_debug},
137 },
138 {device_id:0x0245,
139 name: "DAQCard-6036E", /* specs incorrect! */
140 n_adchan:16,
141 adbits: 16,
142 ai_fifo_depth:1024,
143 alwaysdither:1,
144 gainlkup:ai_gain_4,
145 ai_speed:5000,
146 n_aochan:2,
147 aobits: 16,
148 ao_fifo_depth:0,
149 ao_range_table:&range_bipolar10,
150 ao_unipolar:0,
151 ao_speed:1000000,
152 num_p0_dio_channels:8,
153 has_8255:0,
154 caldac: {ad8804_debug},
155 },
156#if 0
157 {device_id:0x0000, /* unknown */
158 name: "DAQCard-6715",
159 n_adchan:0,
160 n_aochan:8,
161 aobits: 12,
162 ao_671x: 8192,
163 num_p0_dio_channels:8,
164 caldac: {mb88341, mb88341},
165 },
166#endif
167 /* N.B. Update ni_mio_cs_ids[] when entries added above. */
168};
169
170#define interrupt_pin(a) 0
171
172#define IRQ_POLARITY 1
173
174#define NI_E_IRQ_FLAGS IRQF_SHARED
175
c7ef2298
BP
176struct ni_private {
177
4fecf4a2
DS
178 struct pcmcia_device *link;
179
c7ef2298
BP
180 NI_PRIVATE_COMMON};
181
182#define devpriv ((struct ni_private *)dev->private)
4fecf4a2
DS
183
184/* How we access registers */
185
186#define ni_writel(a,b) (outl((a),(b)+dev->iobase))
187#define ni_readl(a) (inl((a)+dev->iobase))
188#define ni_writew(a,b) (outw((a),(b)+dev->iobase))
189#define ni_readw(a) (inw((a)+dev->iobase))
190#define ni_writeb(a,b) (outb((a),(b)+dev->iobase))
191#define ni_readb(a) (inb((a)+dev->iobase))
192
193/* How we access windowed registers */
194
195/* We automatically take advantage of STC registers that can be
196 * read/written directly in the I/O space of the board. The
197 * DAQCard devices map the low 8 STC registers to iobase+addr*2. */
198
71b5f4f1 199static void mio_cs_win_out(struct comedi_device * dev, uint16_t data, int addr)
4fecf4a2
DS
200{
201 unsigned long flags;
202
203 comedi_spin_lock_irqsave(&devpriv->window_lock, flags);
204 if (addr < 8) {
205 ni_writew(data, addr * 2);
206 } else {
207 ni_writew(addr, Window_Address);
208 ni_writew(data, Window_Data);
209 }
210 comedi_spin_unlock_irqrestore(&devpriv->window_lock, flags);
211}
212
71b5f4f1 213static uint16_t mio_cs_win_in(struct comedi_device * dev, int addr)
4fecf4a2
DS
214{
215 unsigned long flags;
216 uint16_t ret;
217
218 comedi_spin_lock_irqsave(&devpriv->window_lock, flags);
219 if (addr < 8) {
220 ret = ni_readw(addr * 2);
221 } else {
222 ni_writew(addr, Window_Address);
223 ret = ni_readw(Window_Data);
224 }
225 comedi_spin_unlock_irqrestore(&devpriv->window_lock, flags);
226
227 return ret;
228}
229
0707bb04 230static int mio_cs_attach(struct comedi_device * dev, struct comedi_devconfig * it);
71b5f4f1 231static int mio_cs_detach(struct comedi_device * dev);
139dfbdf 232static struct comedi_driver driver_ni_mio_cs = {
4fecf4a2
DS
233 driver_name:"ni_mio_cs",
234 module:THIS_MODULE,
235 attach:mio_cs_attach,
236 detach:mio_cs_detach,
237};
238
239#include "ni_mio_common.c"
240
71b5f4f1 241static int ni_getboardtype(struct comedi_device * dev, struct pcmcia_device *link);
4fecf4a2
DS
242
243/* clean up allocated resources */
244/* called when driver is removed */
71b5f4f1 245static int mio_cs_detach(struct comedi_device * dev)
4fecf4a2
DS
246{
247 mio_common_detach(dev);
248
249 /* PCMCIA layer frees the IO region */
250
251 if (dev->irq) {
252 comedi_free_irq(dev->irq, dev);
253 }
254
255 return 0;
256}
257
258static void mio_cs_config(struct pcmcia_device *link);
259static void cs_release(struct pcmcia_device *link);
260static void cs_detach(struct pcmcia_device *);
261
262static struct pcmcia_device *cur_dev = NULL;
263static const dev_info_t dev_info = "ni_mio_cs";
264static dev_node_t dev_node = {
265 "ni_mio_cs",
266 COMEDI_MAJOR, 0,
267 NULL
268};
269static int cs_attach(struct pcmcia_device *link)
270{
271 link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
272 link->io.NumPorts1 = 16;
273 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
274 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
275 link->conf.Attributes = CONF_ENABLE_IRQ;
276 link->conf.IntType = INT_MEMORY_AND_IO;
277
278 cur_dev = link;
279
280 mio_cs_config(link);
281
282 return 0;
283}
284
285static void cs_release(struct pcmcia_device *link)
286{
287 pcmcia_disable_device(link);
288}
289
290static void cs_detach(struct pcmcia_device *link)
291{
292 DPRINTK("cs_detach(link=%p)\n", link);
293
294 if (link->dev_node) {
295 cs_release(link);
296 }
297}
298
299static int mio_cs_suspend(struct pcmcia_device *link)
300{
301 DPRINTK("pm suspend\n");
302
303 return 0;
304}
305
306static int mio_cs_resume(struct pcmcia_device *link)
307{
308 DPRINTK("pm resume\n");
309 return 0;
310}
311
312static void mio_cs_config(struct pcmcia_device *link)
313{
314 tuple_t tuple;
315 u_short buf[128];
316 cisparse_t parse;
317 int manfid = 0, prodid = 0;
318 int ret;
319
320 DPRINTK("mio_cs_config(link=%p)\n", link);
321
322 tuple.TupleData = (cisdata_t *) buf;
323 tuple.TupleOffset = 0;
324 tuple.TupleDataMax = 255;
325 tuple.Attributes = 0;
326
327 tuple.DesiredTuple = CISTPL_CONFIG;
328 ret = pcmcia_get_first_tuple(link, &tuple);
329 ret = pcmcia_get_tuple_data(link, &tuple);
330 ret = pcmcia_parse_tuple(&tuple, &parse);
331 link->conf.ConfigBase = parse.config.base;
332 link->conf.Present = parse.config.rmask[0];
333
334#if 0
335 tuple.DesiredTuple = CISTPL_LONGLINK_MFC;
336 tuple.Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK;
337 info->multi(first_tuple(link, &tuple, &parse) == 0);
338#endif
339
340 tuple.DesiredTuple = CISTPL_MANFID;
341 tuple.Attributes = TUPLE_RETURN_COMMON;
342 if ((pcmcia_get_first_tuple(link, &tuple) == 0) &&
343 (pcmcia_get_tuple_data(link, &tuple) == 0)) {
344 manfid = le16_to_cpu(buf[0]);
345 prodid = le16_to_cpu(buf[1]);
346 }
2696fb57 347 /* printk("manfid = 0x%04x, 0x%04x\n",manfid,prodid); */
4fecf4a2
DS
348
349 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
350 tuple.Attributes = 0;
351 ret = pcmcia_get_first_tuple(link, &tuple);
352 ret = pcmcia_get_tuple_data(link, &tuple);
353 ret = pcmcia_parse_tuple(&tuple, &parse);
354
355#if 0
356 printk(" index: 0x%x\n", parse.cftable_entry.index);
357 printk(" flags: 0x%x\n", parse.cftable_entry.flags);
358 printk(" io flags: 0x%x\n", parse.cftable_entry.io.flags);
359 printk(" io nwin: 0x%x\n", parse.cftable_entry.io.nwin);
360 printk(" io base: 0x%x\n", parse.cftable_entry.io.win[0].base);
361 printk(" io len: 0x%x\n", parse.cftable_entry.io.win[0].len);
362 printk(" irq1: 0x%x\n", parse.cftable_entry.irq.IRQInfo1);
363 printk(" irq2: 0x%x\n", parse.cftable_entry.irq.IRQInfo2);
364 printk(" mem flags: 0x%x\n", parse.cftable_entry.mem.flags);
365 printk(" mem nwin: 0x%x\n", parse.cftable_entry.mem.nwin);
366 printk(" subtuples: 0x%x\n", parse.cftable_entry.subtuples);
367#endif
368
369#if 0
370 link->io.NumPorts1 = 0x20;
371 link->io.IOAddrLines = 5;
372 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
373#endif
374 link->io.NumPorts1 = parse.cftable_entry.io.win[0].len;
375 link->io.IOAddrLines =
376 parse.cftable_entry.io.flags & CISTPL_IO_LINES_MASK;
377 link->io.NumPorts2 = 0;
378
379 {
380 int base;
381 for (base = 0x000; base < 0x400; base += 0x20) {
382 link->io.BasePort1 = base;
383 ret = pcmcia_request_io(link, &link->io);
2696fb57 384 /* printk("RequestIO 0x%02x\n",ret); */
4fecf4a2
DS
385 if (!ret)
386 break;
387 }
388 }
389
390 link->irq.IRQInfo1 = parse.cftable_entry.irq.IRQInfo1;
391 link->irq.IRQInfo2 = parse.cftable_entry.irq.IRQInfo2;
392 ret = pcmcia_request_irq(link, &link->irq);
393 if (ret) {
394 printk("pcmcia_request_irq() returned error: %i\n", ret);
395 }
2696fb57 396 /* printk("RequestIRQ 0x%02x\n",ret); */
4fecf4a2
DS
397
398 link->conf.ConfigIndex = 1;
399
400 ret = pcmcia_request_configuration(link, &link->conf);
2696fb57 401 /* printk("RequestConfiguration %d\n",ret); */
4fecf4a2
DS
402
403 link->dev_node = &dev_node;
404}
405
0707bb04 406static int mio_cs_attach(struct comedi_device * dev, struct comedi_devconfig * it)
4fecf4a2
DS
407{
408 struct pcmcia_device *link;
409 unsigned int irq;
410 int ret;
411
412 DPRINTK("mio_cs_attach(dev=%p,it=%p)\n", dev, it);
413
414 link = cur_dev; /* XXX hack */
415 if (!link)
416 return -EIO;
417
418 dev->driver = &driver_ni_mio_cs;
419 dev->iobase = link->io.BasePort1;
420
421 irq = link->irq.AssignedIRQ;
422
423 printk("comedi%d: %s: DAQCard: io 0x%04lx, irq %u, ",
424 dev->minor, dev->driver->driver_name, dev->iobase, irq);
425
426#if 0
427 {
428 int i;
429
430 printk(" board fingerprint:");
431 for (i = 0; i < 32; i += 2) {
432 printk(" %04x %02x", inw(dev->iobase + i),
433 inb(dev->iobase + i + 1));
434 }
435 printk("\n");
436 printk(" board fingerprint (windowed):");
437 for (i = 0; i < 10; i++) {
438 printk(" 0x%04x", win_in(i));
439 }
440 printk("\n");
441 }
442#endif
443
444 dev->board_ptr = ni_boards + ni_getboardtype(dev, link);
445
446 printk(" %s", boardtype.name);
447 dev->board_name = boardtype.name;
448
449 if ((ret = comedi_request_irq(irq, ni_E_interrupt, NI_E_IRQ_FLAGS,
450 "ni_mio_cs", dev)) < 0) {
451 printk(" irq not available\n");
452 return -EINVAL;
453 }
454 dev->irq = irq;
455
456 /* allocate private area */
457 if ((ret = ni_alloc_private(dev)) < 0)
458 return ret;
459 devpriv->stc_writew = &mio_cs_win_out;
460 devpriv->stc_readw = &mio_cs_win_in;
461 devpriv->stc_writel = &win_out2;
462 devpriv->stc_readl = &win_in2;
463
464 if ((ret = ni_E_init(dev, it)) < 0) {
465 return ret;
466 }
467
468 return 0;
469}
470
71b5f4f1 471static int get_prodid(struct comedi_device * dev, struct pcmcia_device *link)
4fecf4a2
DS
472{
473 tuple_t tuple;
474 u_short buf[128];
475 int prodid = 0;
476
477 tuple.TupleData = (cisdata_t *) buf;
478 tuple.TupleOffset = 0;
479 tuple.TupleDataMax = 255;
480 tuple.DesiredTuple = CISTPL_MANFID;
481 tuple.Attributes = TUPLE_RETURN_COMMON;
482 if ((pcmcia_get_first_tuple(link, &tuple) == 0) &&
483 (pcmcia_get_tuple_data(link, &tuple) == 0)) {
484 prodid = le16_to_cpu(buf[1]);
485 }
486
487 return prodid;
488}
489
71b5f4f1 490static int ni_getboardtype(struct comedi_device * dev, struct pcmcia_device *link)
4fecf4a2
DS
491{
492 int id;
493 int i;
494
495 id = get_prodid(dev, link);
496
497 for (i = 0; i < n_ni_boards; i++) {
498 if (ni_boards[i].device_id == id) {
499 return i;
500 }
501 }
502
503 printk("unknown board 0x%04x -- pretend it is a ", id);
504
505 return 0;
506}
507
508#ifdef MODULE
509
510MODULE_LICENSE("GPL");
511
512static struct pcmcia_device_id ni_mio_cs_ids[] = {
513 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010d), /* DAQCard-ai-16xe-50 */
514 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x010c), /* DAQCard-ai-16e-4 */
515 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x02c4), /* DAQCard-6062E */
516 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x075e), /* DAQCard-6024E */
517 PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0245), /* DAQCard-6036E */
518 PCMCIA_DEVICE_NULL
519};
520
521MODULE_DEVICE_TABLE(pcmcia, ni_mio_cs_ids);
522
523struct pcmcia_driver ni_mio_cs_driver = {
524 .probe = &cs_attach,
525 .remove = &cs_detach,
526 .suspend = &mio_cs_suspend,
527 .resume = &mio_cs_resume,
528 .id_table = ni_mio_cs_ids,
529 .owner = THIS_MODULE,
530 .drv = {
531 .name = dev_info,
532 },
533};
534
535int init_module(void)
536{
537 pcmcia_register_driver(&ni_mio_cs_driver);
538 comedi_driver_register(&driver_ni_mio_cs);
539 return 0;
540}
541
542void cleanup_module(void)
543{
544 pcmcia_unregister_driver(&ni_mio_cs_driver);
545#if 0
546 while (cur_dev != NULL)
547 cs_detach(cur_dev->handle);
548#endif
549 comedi_driver_unregister(&driver_ni_mio_cs);
550}
551#endif
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