summaryrefslogtreecommitdiff
path: root/drivers/serial/serial_cs.c
blob: 6459252ed3718b3956e210facce7ce65218633a7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
/*======================================================================

    A driver for PCMCIA serial devices

    serial_cs.c 1.134 2002/05/04 05:48:53

    The contents of this file are subject to the Mozilla Public
    License Version 1.1 (the "License"); you may not use this file
    except in compliance with the License. You may obtain a copy of
    the License at http://www.mozilla.org/MPL/

    Software distributed under the License is distributed on an "AS
    IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
    implied. See the License for the specific language governing
    rights and limitations under the License.

    The initial developer of the original code is David A. Hinds
    <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
    are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.

    Alternatively, the contents of this file may be used under the
    terms of the GNU General Public License version 2 (the "GPL"), in which
    case the provisions of the GPL are applicable instead of the
    above.  If you wish to allow the use of your version of this file
    only under the terms of the GPL and not to allow others to use
    your version of this file under the MPL, indicate your decision
    by deleting the provisions above and replace them with the notice
    and other provisions required by the GPL.  If you do not delete
    the provisions above, a recipient may use your version of this
    file under either the MPL or the GPL.
    
======================================================================*/

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/timer.h>
#include <linux/serial_core.h>
#include <linux/delay.h>
#include <linux/major.h>
#include <asm/io.h>
#include <asm/system.h>

#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/ciscode.h>
#include <pcmcia/ds.h>
#include <pcmcia/cisreg.h>

#include "8250.h"


/*====================================================================*/

/* Parameters that can be set with 'insmod' */

/* Enable the speaker? */
static int do_sound = 1;
/* Skip strict UART tests? */
static int buggy_uart;

module_param(do_sound, int, 0444);
module_param(buggy_uart, int, 0444);

/*====================================================================*/

/* Table of multi-port card ID's */

struct serial_quirk {
	unsigned int manfid;
	unsigned int prodid;
	int multi;		/* 1 = multifunction, > 1 = # ports */
	void (*config)(struct pcmcia_device *);
	void (*setup)(struct pcmcia_device *, struct uart_port *);
	void (*wakeup)(struct pcmcia_device *);
	int (*post)(struct pcmcia_device *);
};

struct serial_info {
	struct pcmcia_device	*p_dev;
	int			ndev;
	int			multi;
	int			slave;
	int			manfid;
	int			prodid;
	int			c950ctrl;
	dev_node_t		node[4];
	int			line[4];
	const struct serial_quirk *quirk;
};

struct serial_cfg_mem {
	tuple_t tuple;
	cisparse_t parse;
	u_char buf[256];
};

/*
 * vers_1 5.0, "Brain Boxes", "2-Port RS232 card", "r6"
 * manfid 0x0160, 0x0104
 * This card appears to have a 14.7456MHz clock.
 */
/* Generic Modem: MD55x (GPRS/EDGE) have
 * Elan VPU16551 UART with 14.7456MHz oscillator
 * manfid 0x015D, 0x4C45
 */
static void quirk_setup_brainboxes_0104(struct pcmcia_device *link, struct uart_port *port)
{
	port->uartclk = 14745600;
}

static int quirk_post_ibm(struct pcmcia_device *link)
{
	conf_reg_t reg = { 0, CS_READ, 0x800, 0 };
	int ret;

	ret = pcmcia_access_configuration_register(link, &reg);
	if (ret)
		goto failed;

	reg.Action = CS_WRITE;
	reg.Value = reg.Value | 1;
	ret = pcmcia_access_configuration_register(link, &reg);
	if (ret)
		goto failed;
	return 0;

 failed:
	return -ENODEV;
}

/*
 * Nokia cards are not really multiport cards.  Shouldn't this
 * be handled by setting the quirk entry .multi = 0 | 1 ?
 */
static void quirk_config_nokia(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;

	if (info->multi > 1)
		info->multi = 1;
}

static void quirk_wakeup_oxsemi(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;

	if (info->c950ctrl)
		outb(12, info->c950ctrl + 1);
}

/* request_region? oxsemi branch does no request_region too... */
/*
 * This sequence is needed to properly initialize MC45 attached to OXCF950.
 * I tried decreasing these msleep()s, but it worked properly (survived
 * 1000 stop/start operations) with these timeouts (or bigger).
 */
static void quirk_wakeup_possio_gcc(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;
	unsigned int ctrl = info->c950ctrl;

	outb(0xA, ctrl + 1);
	msleep(100);
	outb(0xE, ctrl + 1);
	msleep(300);
	outb(0xC, ctrl + 1);
	msleep(100);
	outb(0xE, ctrl + 1);
	msleep(200);
	outb(0xF, ctrl + 1);
	msleep(100);
	outb(0xE, ctrl + 1);
	msleep(100);
	outb(0xC, ctrl + 1);
}

/*
 * Socket Dual IO: this enables irq's for second port
 */
static void quirk_config_socket(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;

	if (info->multi) {
		link->conf.Present |= PRESENT_EXT_STATUS;
		link->conf.ExtStatus = ESR_REQ_ATTN_ENA;
	}
}

static const struct serial_quirk quirks[] = {
	{
		.manfid	= 0x0160,
		.prodid	= 0x0104,
		.multi	= -1,
		.setup	= quirk_setup_brainboxes_0104,
	}, {
		.manfid	= 0x015D,
		.prodid	= 0x4C45,
		.multi	= -1,
		.setup	= quirk_setup_brainboxes_0104,
	}, {
		.manfid	= MANFID_IBM,
		.prodid	= ~0,
		.multi	= -1,
		.post	= quirk_post_ibm,
	}, {
		.manfid	= MANFID_INTEL,
		.prodid	= PRODID_INTEL_DUAL_RS232,
		.multi	= 2,
	}, {
		.manfid	= MANFID_NATINST,
		.prodid	= PRODID_NATINST_QUAD_RS232,
		.multi	= 4,
	}, {
		.manfid	= MANFID_NOKIA,
		.prodid	= ~0,
		.multi	= -1,
		.config	= quirk_config_nokia,
	}, {
		.manfid	= MANFID_OMEGA,
		.prodid	= PRODID_OMEGA_QSP_100,
		.multi	= 4,
	}, {
		.manfid	= MANFID_OXSEMI,
		.prodid	= ~0,
		.multi	= -1,
		.wakeup	= quirk_wakeup_oxsemi,
	}, {
		.manfid	= MANFID_POSSIO,
		.prodid	= PRODID_POSSIO_GCC,
		.multi	= -1,
		.wakeup	= quirk_wakeup_possio_gcc,
	}, {
		.manfid	= MANFID_QUATECH,
		.prodid	= PRODID_QUATECH_DUAL_RS232,
		.multi	= 2,
	}, {
		.manfid	= MANFID_QUATECH,
		.prodid	= PRODID_QUATECH_DUAL_RS232_D1,
		.multi	= 2,
	}, {
		.manfid	= MANFID_QUATECH,
		.prodid	= PRODID_QUATECH_DUAL_RS232_G,
		.multi	= 2,
	}, {
		.manfid	= MANFID_QUATECH,
		.prodid	= PRODID_QUATECH_QUAD_RS232,
		.multi	= 4,
	}, {
		.manfid	= MANFID_SOCKET,
		.prodid	= PRODID_SOCKET_DUAL_RS232,
		.multi	= 2,
		.config	= quirk_config_socket,
	}, {
		.manfid	= MANFID_SOCKET,
		.prodid	= ~0,
		.multi	= -1,
		.config	= quirk_config_socket,
	}
};


static int serial_config(struct pcmcia_device * link);


/*======================================================================

    After a card is removed, serial_remove() will unregister
    the serial device(s), and release the PCMCIA configuration.
    
======================================================================*/

static void serial_remove(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;
	int i;

	dev_dbg(&link->dev, "serial_release\n");

	/*
	 * Recheck to see if the device is still configured.
	 */
	for (i = 0; i < info->ndev; i++)
		serial8250_unregister_port(info->line[i]);

	info->p_dev->dev_node = NULL;

	if (!info->slave)
		pcmcia_disable_device(link);
}

static int serial_suspend(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;
	int i;

	for (i = 0; i < info->ndev; i++)
		serial8250_suspend_port(info->line[i]);

	return 0;
}

static int serial_resume(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;
	int i;

	for (i = 0; i < info->ndev; i++)
		serial8250_resume_port(info->line[i]);

	if (info->quirk && info->quirk->wakeup)
		info->quirk->wakeup(link);

	return 0;
}

/*======================================================================

    serial_attach() creates an "instance" of the driver, allocating
    local data structures for one device.  The device is registered
    with Card Services.

======================================================================*/

static int serial_probe(struct pcmcia_device *link)
{
	struct serial_info *info;

	dev_dbg(&link->dev, "serial_attach()\n");

	/* Create new serial device */
	info = kzalloc(sizeof (*info), GFP_KERNEL);
	if (!info)
		return -ENOMEM;
	info->p_dev = link;
	link->priv = info;

	link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
	link->io.NumPorts1 = 8;
	link->conf.Attributes = CONF_ENABLE_IRQ;
	if (do_sound) {
		link->conf.Attributes |= CONF_ENABLE_SPKR;
		link->conf.Status = CCSR_AUDIO_ENA;
	}
	link->conf.IntType = INT_MEMORY_AND_IO;

	return serial_config(link);
}

/*======================================================================

    This deletes a driver "instance".  The device is de-registered
    with Card Services.  If it has been released, all local data
    structures are freed.  Otherwise, the structures will be freed
    when the device is released.

======================================================================*/

static void serial_detach(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;

	dev_dbg(&link->dev, "serial_detach\n");

	/*
	 * Ensure any outstanding scheduled tasks are completed.
	 */
	flush_scheduled_work();

	/*
	 * Ensure that the ports have been released.
	 */
	serial_remove(link);

	/* free bits */
	kfree(info);
}

/*====================================================================*/

static int setup_serial(struct pcmcia_device *handle, struct serial_info * info,
			unsigned int iobase, int irq)
{
	struct uart_port port;
	int line;

	memset(&port, 0, sizeof (struct uart_port));
	port.iobase = iobase;
	port.irq = irq;
	port.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ;
	port.uartclk = 1843200;
	port.dev = &handle->dev;
	if (buggy_uart)
		port.flags |= UPF_BUGGY_UART;

	if (info->quirk && info->quirk->setup)
		info->quirk->setup(handle, &port);

	line = serial8250_register_port(&port);
	if (line < 0) {
		printk(KERN_NOTICE "serial_cs: serial8250_register_port() at "
		       "0x%04lx, irq %d failed\n", (u_long)iobase, irq);
		return -EINVAL;
	}

	info->line[info->ndev] = line;
	sprintf(info->node[info->ndev].dev_name, "ttyS%d", line);
	info->node[info->ndev].major = TTY_MAJOR;
	info->node[info->ndev].minor = 0x40 + line;
	if (info->ndev > 0)
		info->node[info->ndev - 1].next = &info->node[info->ndev];
	info->ndev++;

	return 0;
}

/*====================================================================*/

static int simple_config_check(struct pcmcia_device *p_dev,
			       cistpl_cftable_entry_t *cf,
			       cistpl_cftable_entry_t *dflt,
			       unsigned int vcc,
			       void *priv_data)
{
	static const int size_table[2] = { 8, 16 };
	int *try = priv_data;

	if (cf->vpp1.present & (1 << CISTPL_POWER_VNOM))
		p_dev->conf.Vpp =
			cf->vpp1.param[CISTPL_POWER_VNOM] / 10000;

	if ((cf->io.nwin > 0) && (cf->io.win[0].len == size_table[(*try >> 1)])
	    && (cf->io.win[0].base != 0)) {
		p_dev->io.BasePort1 = cf->io.win[0].base;
		p_dev->io.IOAddrLines = ((*try & 0x1) == 0) ?
			16 : cf->io.flags & CISTPL_IO_LINES_MASK;
		if (!pcmcia_request_io(p_dev, &p_dev->io))
			return 0;
	}
	return -EINVAL;
}

static int simple_config_check_notpicky(struct pcmcia_device *p_dev,
					cistpl_cftable_entry_t *cf,
					cistpl_cftable_entry_t *dflt,
					unsigned int vcc,
					void *priv_data)
{
	static const unsigned int base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 };
	int j;

	if ((cf->io.nwin > 0) && ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) {
		for (j = 0; j < 5; j++) {
			p_dev->io.BasePort1 = base[j];
			p_dev->io.IOAddrLines = base[j] ? 16 : 3;
			if (!pcmcia_request_io(p_dev, &p_dev->io))
				return 0;
		}
	}
	return -ENODEV;
}

static int simple_config(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;
	int i = -ENODEV, try;

	/* If the card is already configured, look up the port and irq */
	if (link->function_config) {
		unsigned int port = 0;
		if ((link->io.BasePort2 != 0) &&
		    (link->io.NumPorts2 == 8)) {
			port = link->io.BasePort2;
			info->slave = 1;
		} else if ((info->manfid == MANFID_OSITECH) &&
			   (link->io.NumPorts1 == 0x40)) {
			port = link->io.BasePort1 + 0x28;
			info->slave = 1;
		}
		if (info->slave) {
			return setup_serial(link, info, port,
					    link->irq);
		}
	}

	/* First pass: look for a config entry that looks normal.
	 * Two tries: without IO aliases, then with aliases */
	for (try = 0; try < 4; try++)
		if (!pcmcia_loop_config(link, simple_config_check, &try))
			goto found_port;

	/* Second pass: try to find an entry that isn't picky about
	   its base address, then try to grab any standard serial port
	   address, and finally try to get any free port. */
	if (!pcmcia_loop_config(link, simple_config_check_notpicky, NULL))
		goto found_port;

	printk(KERN_NOTICE
	       "serial_cs: no usable port range found, giving up\n");
	return -1;

found_port:
	if (info->multi && (info->manfid == MANFID_3COM))
		link->conf.ConfigIndex &= ~(0x08);

	/*
	 * Apply any configuration quirks.
	 */
	if (info->quirk && info->quirk->config)
		info->quirk->config(link);

	i = pcmcia_request_configuration(link, &link->conf);
	if (i != 0)
		return -1;
	return setup_serial(link, info, link->io.BasePort1, link->irq);
}

static int multi_config_check(struct pcmcia_device *p_dev,
			      cistpl_cftable_entry_t *cf,
			      cistpl_cftable_entry_t *dflt,
			      unsigned int vcc,
			      void *priv_data)
{
	int *base2 = priv_data;

	/* The quad port cards have bad CIS's, so just look for a
	   window larger than 8 ports and assume it will be right */
	if ((cf->io.nwin == 1) && (cf->io.win[0].len > 8)) {
		p_dev->io.BasePort1 = cf->io.win[0].base;
		p_dev->io.IOAddrLines = cf->io.flags & CISTPL_IO_LINES_MASK;
		if (!pcmcia_request_io(p_dev, &p_dev->io)) {
			*base2 = p_dev->io.BasePort1 + 8;
			return 0;
		}
	}
	return -ENODEV;
}

static int multi_config_check_notpicky(struct pcmcia_device *p_dev,
				       cistpl_cftable_entry_t *cf,
				       cistpl_cftable_entry_t *dflt,
				       unsigned int vcc,
				       void *priv_data)
{
	int *base2 = priv_data;

	if (cf->io.nwin == 2) {
		p_dev->io.BasePort1 = cf->io.win[0].base;
		p_dev->io.BasePort2 = cf->io.win[1].base;
		p_dev->io.IOAddrLines = cf->io.flags & CISTPL_IO_LINES_MASK;
		if (!pcmcia_request_io(p_dev, &p_dev->io)) {
			*base2 = p_dev->io.BasePort2;
			return 0;
		}
	}
	return -ENODEV;
}

static int multi_config(struct pcmcia_device *link)
{
	struct serial_info *info = link->priv;
	int i, base2 = 0;

	/* First, look for a generic full-sized window */
	link->io.NumPorts1 = info->multi * 8;
	if (pcmcia_loop_config(link, multi_config_check, &base2)) {
		/* If that didn't work, look for two windows */
		link->io.NumPorts1 = link->io.NumPorts2 = 8;
		info->multi = 2;
		if (pcmcia_loop_config(link, multi_config_check_notpicky,
				       &base2)) {
			printk(KERN_NOTICE "serial_cs: no usable port range"
			       "found, giving up\n");
			return -ENODEV;
		}
	}

	if (!link->irq)
		dev_warn(&link->dev,
			"serial_cs: no usable IRQ found, continuing...\n");

	/*
	 * Apply any configuration quirks.
	 */
	if (info->quirk && info->quirk->config)
		info->quirk->config(link);

	i = pcmcia_request_configuration(link, &link->conf);
	if (i != 0)
		return -ENODEV;

	/* The Oxford Semiconductor OXCF950 cards are in fact single-port:
	 * 8 registers are for the UART, the others are extra registers.
	 * Siemen's MC45 PCMCIA (Possio's GCC) is OXCF950 based too.
	 */
	if (info->manfid == MANFID_OXSEMI || (info->manfid == MANFID_POSSIO &&
				info->prodid == PRODID_POSSIO_GCC)) {
		int err;

		if (link->conf.ConfigIndex == 1 ||
		    link->conf.ConfigIndex == 3) {
			err = setup_serial(link, info, base2,
					link->irq);
			base2 = link->io.BasePort1;
		} else {
			err = setup_serial(link, info, link->io.BasePort1,
					link->irq);
		}
		info->c950ctrl = base2;

		/*
		 * FIXME: We really should wake up the port prior to
		 * handing it over to the serial layer.
		 */
		if (info->quirk && info->quirk->wakeup)
			info->quirk->wakeup(link);

		return 0;
	}

	setup_serial(link, info, link->io.BasePort1, link->irq);
	for (i = 0; i < info->multi - 1; i++)
		setup_serial(link, info, base2 + (8 * i),
				link->irq);
	return 0;
}

static int serial_check_for_multi(struct pcmcia_device *p_dev,
				  cistpl_cftable_entry_t *cf,
				  cistpl_cftable_entry_t *dflt,
				  unsigned int vcc,
				  void *priv_data)
{
	struct serial_info *info = p_dev->priv;

	if ((cf->io.nwin == 1) && (cf->io.win[0].len % 8 == 0))
		info->multi = cf->io.win[0].len >> 3;

	if ((cf->io.nwin == 2) && (cf->io.win[0].len == 8) &&
		(cf->io.win[1].len == 8))
		info->multi = 2;

	return 0; /* break */
}


/*======================================================================

    serial_config() is scheduled to run after a CARD_INSERTION event
    is received, to configure the PCMCIA socket, and to make the
    serial device available to the system.

======================================================================*/

static int serial_config(struct pcmcia_device * link)
{
	struct serial_info *info = link->priv;
	int i;

	dev_dbg(&link->dev, "serial_config\n");

	/* Is this a compliant multifunction card? */
	info->multi = (link->socket->functions > 1);

	/* Is this a multiport card? */
	info->manfid = link->manf_id;
	info->prodid = link->card_id;

	for (i = 0; i < ARRAY_SIZE(quirks); i++)
		if ((quirks[i].manfid == ~0 ||
		     quirks[i].manfid == info->manfid) &&
		    (quirks[i].prodid == ~0 ||
		     quirks[i].prodid == info->prodid)) {
			info->quirk = &quirks[i];
			break;
		}

	/* Another check for dual-serial cards: look for either serial or
	   multifunction cards that ask for appropriate IO port ranges */
	if ((info->multi == 0) &&
	    (link->has_func_id) &&
	    ((link->func_id == CISTPL_FUNCID_MULTI) ||
	     (link->func_id == CISTPL_FUNCID_SERIAL)))
		pcmcia_loop_config(link, serial_check_for_multi, info);

	/*
	 * Apply any multi-port quirk.
	 */
	if (info->quirk && info->quirk->multi != -1)
		info->multi = info->quirk->multi;

	if (info->multi > 1)
		i = multi_config(link);
	else
		i = simple_config(link);

	if (i || info->ndev == 0)
		goto failed;

	/*
	 * Apply any post-init quirk.  FIXME: This should really happen
	 * before we register the port, since it might already be in use.
	 */
	if (info->quirk && info->quirk->post)
		if (info->quirk->post(link))
			goto failed;

	link->dev_node = &info->node[0];
	return 0;

failed:
	dev_warn(&link->dev, "serial_cs: failed to initialize\n");
	serial_remove(link);
	return -ENODEV;
}

static struct pcmcia_device_id serial_ids[] = {
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0057, 0x0021),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0089, 0x110a),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0104, 0x000a),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0xea15),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0109, 0x0501),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0138, 0x110a),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0140, 0x000a),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0143, 0x3341),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0143, 0xc0ab),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x016c, 0x0081),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x021b, 0x0101),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x08a1, 0xc0ab),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0x0d0a),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0x0e0a),
	PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "CC/XJEM3288", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x04cd2988, 0x46a52d63),
	PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "CC/XJEM3336", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x0143b773, 0x46a52d63),
	PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "EM1144T", "PCMCIA MODEM", 0xf510db04, 0x856d66c8, 0xbd6c43ef),
	PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "XJEM1144/CCEM1144", "PCMCIA MODEM", 0xf510db04, 0x52d21e1e, 0xbd6c43ef),
	PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM28", 0x2e3ee845, 0x0ea978ea),
	PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM33", 0x2e3ee845, 0x80609023),
	PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM56", 0x2e3ee845, 0xa650c32a),
	PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "REM10", 0x2e3ee845, 0x76df1d29),
	PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "XEM5600", 0x2e3ee845, 0xf1403719),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "AnyCom", "Fast Ethernet + 56K COMBO", 0x578ba6e7, 0xb0ac62c4),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "ATKK", "LM33-PCM-T", 0xba9eb7e2, 0x077c174e),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "D-Link", "DME336T", 0x1a424a1c, 0xb23897ff),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "Gateway 2000", "XJEM3336", 0xdd9989be, 0x662c394c),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "Grey Cell", "GCS3000", 0x2a151fac, 0x48b932ae),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "Linksys", "EtherFast 10&100 + 56K PC Card (PCMLM56)", 0x0733cc81, 0xb3765033),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "LINKSYS", "PCMLM336", 0xf7cb0b07, 0x7a821b58),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "MEGAHERTZ", "XJEM1144/CCEM1144", 0xf510db04, 0x52d21e1e),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "MICRO RESEARCH", "COMBO-L/M-336", 0xb2ced065, 0x3ced0555),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "NEC", "PK-UG-J001" ,0x18df0ba0 ,0x831b1064),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "Ositech", "Trumpcard:Jack of Diamonds Modem+Ethernet", 0xc2f80cd, 0x656947b9),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "Ositech", "Trumpcard:Jack of Hearts Modem+Ethernet", 0xc2f80cd, 0xdc9ba5ed),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "PCMCIAs", "ComboCard", 0xdcfe12d3, 0xcd8906cc),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "PCMCIAs", "LanModem", 0xdcfe12d3, 0xc67c648f),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed),
	PCMCIA_PFC_DEVICE_PROD_ID12(1, "Xircom", "CreditCard Ethernet+Modem II", 0x2e3ee845, 0xeca401bf),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0e01),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0a05),
	PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x1101),
	PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0104, 0x0070),
	PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0101, 0x0562),
	PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0104, 0x0070),
	PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x016c, 0x0020),
	PCMCIA_MFC_DEVICE_PROD_ID123(1, "APEX DATA", "MULTICARD", "ETHERNET-MODEM", 0x11c2da09, 0x7289dc5d, 0xaad95e1f),
	PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "Home and Away 28.8 PC Card       ", 0xb569a6e5, 0x5bd4ff2c),
	PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "Home and Away Credit Card Adapter", 0xb569a6e5, 0x4bdf15c3),
	PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "w95 Home and Away Credit Card ", 0xb569a6e5, 0xae911c15),
	PCMCIA_MFC_DEVICE_PROD_ID1(1, "Motorola MARQUIS", 0xf03e4e77),
	PCMCIA_MFC_DEVICE_PROD_ID2(1, "FAX/Modem/Ethernet Combo Card ", 0x1ed59302),
	PCMCIA_DEVICE_MANF_CARD(0x0089, 0x0301),
	PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x0276),
	PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0039),
	PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0006),
	PCMCIA_DEVICE_MANF_CARD(0x0105, 0x410a),
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d50),
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d51),
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d52),
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d53),
	PCMCIA_DEVICE_MANF_CARD(0x010b, 0xd180),
	PCMCIA_DEVICE_MANF_CARD(0x0137, 0x000e),
	PCMCIA_DEVICE_MANF_CARD(0x0137, 0x001b),
	PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0025),
	PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0045),
	PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0052),
	PCMCIA_DEVICE_PROD_ID134("ADV", "TECH", "COMpad-32/85", 0x67459937, 0x916d02ba, 0x8fbe92ae),
	PCMCIA_DEVICE_PROD_ID124("GATEWAY2000", "CC3144", "PCMCIA MODEM", 0x506bccae, 0xcb3685f1, 0xbd6c43ef),
	PCMCIA_DEVICE_PROD_ID14("MEGAHERTZ", "PCMCIA MODEM", 0xf510db04, 0xbd6c43ef),
	PCMCIA_DEVICE_PROD_ID124("TOSHIBA", "T144PF", "PCMCIA MODEM", 0xb4585a1a, 0x7271409c, 0xbd6c43ef),
	PCMCIA_DEVICE_PROD_ID123("FUJITSU", "FC14F ", "MBH10213", 0x6ee5a3d8, 0x30ead12b, 0xb00f05a0),
	PCMCIA_DEVICE_PROD_ID123("Novatel Wireless", "Merlin UMTS Modem", "U630", 0x32607776, 0xd9e73b13, 0xe87332e),
	PCMCIA_DEVICE_PROD_ID13("MEGAHERTZ", "V.34 PCMCIA MODEM", 0xf510db04, 0xbb2cce4a),
	PCMCIA_DEVICE_PROD_ID12("Brain Boxes", "Bluetooth PC Card", 0xee138382, 0xd4ce9b02),
	PCMCIA_DEVICE_PROD_ID12("CIRRUS LOGIC", "FAX MODEM", 0xe625f451, 0xcecd6dfa),
	PCMCIA_DEVICE_PROD_ID12("COMPAQ", "PCMCIA 28800 FAX/DATA MODEM", 0xa3a3062c, 0x8cbd7c76),
	PCMCIA_DEVICE_PROD_ID12("COMPAQ", "PCMCIA 33600 FAX/DATA MODEM", 0xa3a3062c, 0x5a00ce95),
	PCMCIA_DEVICE_PROD_ID12("Computerboards, Inc.", "PCM-COM422", 0xd0b78f51, 0x7e2d49ed),
	PCMCIA_DEVICE_PROD_ID12("Dr. Neuhaus", "FURY CARD 14K4", 0x76942813, 0x8b96ce65),
	PCMCIA_DEVICE_PROD_ID12("Intelligent", "ANGIA FAX/MODEM", 0xb496e65e, 0xf31602a6),
	PCMCIA_DEVICE_PROD_ID12("Intel", "MODEM 2400+", 0x816cc815, 0x412729fb),
	PCMCIA_DEVICE_PROD_ID12("IOTech Inc ", "PCMCIA Dual RS-232 Serial Port Card", 0x3bd2d898, 0x92abc92f),
	PCMCIA_DEVICE_PROD_ID12("MACRONIX", "FAX/MODEM", 0x668388b3, 0x3f9bdf2f),
	PCMCIA_DEVICE_PROD_ID12("Multi-Tech", "MT1432LT", 0x5f73be51, 0x0b3e2383),
	PCMCIA_DEVICE_PROD_ID12("Multi-Tech", "MT2834LT", 0x5f73be51, 0x4cd7c09e),
	PCMCIA_DEVICE_PROD_ID12("OEM      ", "C288MX     ", 0xb572d360, 0xd2385b7a),
	PCMCIA_DEVICE_PROD_ID12("PCMCIA   ", "C336MX     ", 0x99bcafe9, 0xaa25bcab),
	PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "PCMCIA Dual RS-232 Serial Port Card", 0xc4420b35, 0x92abc92f),
	PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "Dual RS-232 Serial Port PC Card", 0xc4420b35, 0x031a380d),
	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "cis/PCMLM28.cis"),
	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "cis/PCMLM28.cis"),
	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "cis/PCMLM28.cis"),
	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "cis/PCMLM28.cis"),
	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "cis/PCMLM28.cis"),
	PCMCIA_MFC_DEVICE_CIS_PROD_ID12(1, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "cis/DP83903.cis"),
	PCMCIA_MFC_DEVICE_CIS_PROD_ID4(1, "NSC MF LAN/Modem", 0x58fc6056, "cis/DP83903.cis"),
	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0556, "cis/3CCFEM556.cis"),
	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "cis/DP83903.cis"),
	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "cis/3CXEM556.cis"),
	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "cis/3CXEM556.cis"),
	PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "cis/SW_8xx_SER.cis"), /* Sierra Wireless AC850 3G Network Adapter R1 */
	PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC860", 0xd85f6206, 0x698f93db, "cis/SW_8xx_SER.cis"), /* Sierra Wireless AC860 3G Network Adapter R1 */
	PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC710/AC750", 0xd85f6206, 0x761b11e0, "cis/SW_7xx_SER.cis"),  /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */
	PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "cis/SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */
	PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "cis/SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */
	PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "cis/MT5634ZLX.cis"),
	PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-2", 0x96913a85, 0x27ab5437, "cis/COMpad2.cis"),
	PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "cis/COMpad4.cis"),
	PCMCIA_DEVICE_CIS_PROD_ID123("ADVANTECH", "COMpad-32/85", "1.0", 0x96913a85, 0x8fbe92ae, 0x0877b627, "cis/COMpad2.cis"),
	PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "cis/RS-COM-2P.cis"),
	PCMCIA_DEVICE_CIS_MANF_CARD(0x0013, 0x0000, "cis/GLOBETROTTER.cis"),
	PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100  1.00.",0x19ca78af,0xf964f42b),
	PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100",0x19ca78af,0x71d98e83),
	PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL232  1.00.",0x19ca78af,0x69fb7490),
	PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL232",0x19ca78af,0xb6bc0235),
	PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c2000.","SERIAL CARD: CF232",0x63f2e0bd,0xb9e175d3),
	PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c2000.","SERIAL CARD: CF232-5",0x63f2e0bd,0xfce33442),
	PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF232",0x3beb8cf2,0x171e7190),
	PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF232-5",0x3beb8cf2,0x20da4262),
	PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF428",0x3beb8cf2,0xea5dd57d),
	PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF500",0x3beb8cf2,0xd77255fa),
	PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: IC232",0x3beb8cf2,0x6a709903),
	PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: SL232",0x3beb8cf2,0x18430676),
	PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: XL232",0x3beb8cf2,0x6f933767),
	PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: CF332",0x3beb8cf2,0x16dc1ba7),
	PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: SL332",0x3beb8cf2,0x19816c41),
	PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: SL385",0x3beb8cf2,0x64112029),
	PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
	PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial+Parallel Port: SP230",0x3beb8cf2,0xdb9e58bc),
	PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: CF332",0x3beb8cf2,0x16dc1ba7),
	PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: SL332",0x3beb8cf2,0x19816c41),
	PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: SL385",0x3beb8cf2,0x64112029),
	PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
	PCMCIA_MFC_DEVICE_PROD_ID12(2,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
	PCMCIA_MFC_DEVICE_PROD_ID12(3,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
	PCMCIA_DEVICE_MANF_CARD(0x0279, 0x950b),
	/* too generic */
	/* PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0160, 0x0002), */
	/* PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0160, 0x0002), */
	PCMCIA_DEVICE_FUNC_ID(2),
	PCMCIA_DEVICE_NULL,
};
MODULE_DEVICE_TABLE(pcmcia, serial_ids);

MODULE_FIRMWARE("cis/PCMLM28.cis");
MODULE_FIRMWARE("cis/DP83903.cis");
MODULE_FIRMWARE("cis/3CCFEM556.cis");
MODULE_FIRMWARE("cis/3CXEM556.cis");
MODULE_FIRMWARE("cis/SW_8xx_SER.cis");
MODULE_FIRMWARE("cis/SW_7xx_SER.cis");
MODULE_FIRMWARE("cis/SW_555_SER.cis");
MODULE_FIRMWARE("cis/MT5634ZLX.cis");
MODULE_FIRMWARE("cis/COMpad2.cis");
MODULE_FIRMWARE("cis/COMpad4.cis");
MODULE_FIRMWARE("cis/RS-COM-2P.cis");

static struct pcmcia_driver serial_cs_driver = {
	.owner		= THIS_MODULE,
	.drv		= {
		.name	= "serial_cs",
	},
	.probe		= serial_probe,
	.remove		= serial_detach,
	.id_table	= serial_ids,
	.suspend	= serial_suspend,
	.resume		= serial_resume,
};

static int __init init_serial_cs(void)
{
	return pcmcia_register_driver(&serial_cs_driver);
}

static void __exit exit_serial_cs(void)
{
	pcmcia_unregister_driver(&serial_cs_driver);
}

module_init(init_serial_cs);
module_exit(exit_serial_cs);

MODULE_LICENSE("GPL");