Merge master.kernel.org:/pub/scm/linux/kernel/git/holtmann/bluetooth-2.6
[linux-2.6] / drivers / serial / serial_cs.c
1 /*======================================================================
2
3     A driver for PCMCIA serial devices
4
5     serial_cs.c 1.134 2002/05/04 05:48:53
6
7     The contents of this file are subject to the Mozilla Public
8     License Version 1.1 (the "License"); you may not use this file
9     except in compliance with the License. You may obtain a copy of
10     the License at http://www.mozilla.org/MPL/
11
12     Software distributed under the License is distributed on an "AS
13     IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
14     implied. See the License for the specific language governing
15     rights and limitations under the License.
16
17     The initial developer of the original code is David A. Hinds
18     <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
19     are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
20
21     Alternatively, the contents of this file may be used under the
22     terms of the GNU General Public License version 2 (the "GPL"), in which
23     case the provisions of the GPL are applicable instead of the
24     above.  If you wish to allow the use of your version of this file
25     only under the terms of the GPL and not to allow others to use
26     your version of this file under the MPL, indicate your decision
27     by deleting the provisions above and replace them with the notice
28     and other provisions required by the GPL.  If you do not delete
29     the provisions above, a recipient may use your version of this
30     file under either the MPL or the GPL.
31     
32 ======================================================================*/
33
34 #include <linux/module.h>
35 #include <linux/moduleparam.h>
36 #include <linux/kernel.h>
37 #include <linux/init.h>
38 #include <linux/ptrace.h>
39 #include <linux/slab.h>
40 #include <linux/string.h>
41 #include <linux/timer.h>
42 #include <linux/serial_core.h>
43 #include <linux/delay.h>
44 #include <linux/major.h>
45 #include <asm/io.h>
46 #include <asm/system.h>
47
48 #include <pcmcia/cs_types.h>
49 #include <pcmcia/cs.h>
50 #include <pcmcia/cistpl.h>
51 #include <pcmcia/ciscode.h>
52 #include <pcmcia/ds.h>
53 #include <pcmcia/cisreg.h>
54
55 #include "8250.h"
56
57 #ifdef PCMCIA_DEBUG
58 static int pc_debug = PCMCIA_DEBUG;
59 module_param(pc_debug, int, 0644);
60 #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
61 static char *version = "serial_cs.c 1.134 2002/05/04 05:48:53 (David Hinds)";
62 #else
63 #define DEBUG(n, args...)
64 #endif
65
66 /*====================================================================*/
67
68 /* Parameters that can be set with 'insmod' */
69
70 /* Enable the speaker? */
71 static int do_sound = 1;
72 /* Skip strict UART tests? */
73 static int buggy_uart;
74
75 module_param(do_sound, int, 0444);
76 module_param(buggy_uart, int, 0444);
77
78 /*====================================================================*/
79
80 /* Table of multi-port card ID's */
81
82 struct serial_quirk {
83         unsigned int manfid;
84         unsigned int prodid;
85         int multi;              /* 1 = multifunction, > 1 = # ports */
86         void (*config)(struct pcmcia_device *);
87         void (*setup)(struct pcmcia_device *, struct uart_port *);
88         void (*wakeup)(struct pcmcia_device *);
89         int (*post)(struct pcmcia_device *);
90 };
91
92 struct serial_info {
93         struct pcmcia_device    *p_dev;
94         int                     ndev;
95         int                     multi;
96         int                     slave;
97         int                     manfid;
98         int                     prodid;
99         int                     c950ctrl;
100         dev_node_t              node[4];
101         int                     line[4];
102         const struct serial_quirk *quirk;
103 };
104
105 struct serial_cfg_mem {
106         tuple_t tuple;
107         cisparse_t parse;
108         u_char buf[256];
109 };
110
111 /*
112  * vers_1 5.0, "Brain Boxes", "2-Port RS232 card", "r6"
113  * manfid 0x0160, 0x0104
114  * This card appears to have a 14.7456MHz clock.
115  */
116 static void quirk_setup_brainboxes_0104(struct pcmcia_device *link, struct uart_port *port)
117 {
118         port->uartclk = 14745600;
119 }
120
121 static int quirk_post_ibm(struct pcmcia_device *link)
122 {
123         conf_reg_t reg = { 0, CS_READ, 0x800, 0 };
124         int last_ret, last_fn;
125
126         last_ret = pcmcia_access_configuration_register(link, &reg);
127         if (last_ret) {
128                 last_fn = AccessConfigurationRegister;
129                 goto cs_failed;
130         }
131         reg.Action = CS_WRITE;
132         reg.Value = reg.Value | 1;
133         last_ret = pcmcia_access_configuration_register(link, &reg);
134         if (last_ret) {
135                 last_fn = AccessConfigurationRegister;
136                 goto cs_failed;
137         }
138         return 0;
139
140  cs_failed:
141         cs_error(link, last_fn, last_ret);
142         return -ENODEV;
143 }
144
145 /*
146  * Nokia cards are not really multiport cards.  Shouldn't this
147  * be handled by setting the quirk entry .multi = 0 | 1 ?
148  */
149 static void quirk_config_nokia(struct pcmcia_device *link)
150 {
151         struct serial_info *info = link->priv;
152
153         if (info->multi > 1)
154                 info->multi = 1;
155 }
156
157 static void quirk_wakeup_oxsemi(struct pcmcia_device *link)
158 {
159         struct serial_info *info = link->priv;
160
161         outb(12, info->c950ctrl + 1);
162 }
163
164 /* request_region? oxsemi branch does no request_region too... */
165 /*
166  * This sequence is needed to properly initialize MC45 attached to OXCF950.
167  * I tried decreasing these msleep()s, but it worked properly (survived
168  * 1000 stop/start operations) with these timeouts (or bigger).
169  */
170 static void quirk_wakeup_possio_gcc(struct pcmcia_device *link)
171 {
172         struct serial_info *info = link->priv;
173         unsigned int ctrl = info->c950ctrl;
174
175         outb(0xA, ctrl + 1);
176         msleep(100);
177         outb(0xE, ctrl + 1);
178         msleep(300);
179         outb(0xC, ctrl + 1);
180         msleep(100);
181         outb(0xE, ctrl + 1);
182         msleep(200);
183         outb(0xF, ctrl + 1);
184         msleep(100);
185         outb(0xE, ctrl + 1);
186         msleep(100);
187         outb(0xC, ctrl + 1);
188 }
189
190 /*
191  * Socket Dual IO: this enables irq's for second port
192  */
193 static void quirk_config_socket(struct pcmcia_device *link)
194 {
195         struct serial_info *info = link->priv;
196
197         if (info->multi) {
198                 link->conf.Present |= PRESENT_EXT_STATUS;
199                 link->conf.ExtStatus = ESR_REQ_ATTN_ENA;
200         }
201 }
202
203 static const struct serial_quirk quirks[] = {
204         {
205                 .manfid = 0x0160,
206                 .prodid = 0x0104,
207                 .multi  = -1,
208                 .setup  = quirk_setup_brainboxes_0104,
209         }, {
210                 .manfid = MANFID_IBM,
211                 .prodid = ~0,
212                 .multi  = -1,
213                 .post   = quirk_post_ibm,
214         }, {
215                 .manfid = MANFID_INTEL,
216                 .prodid = PRODID_INTEL_DUAL_RS232,
217                 .multi  = 2,
218         }, {
219                 .manfid = MANFID_NATINST,
220                 .prodid = PRODID_NATINST_QUAD_RS232,
221                 .multi  = 4,
222         }, {
223                 .manfid = MANFID_NOKIA,
224                 .prodid = ~0,
225                 .multi  = -1,
226                 .config = quirk_config_nokia,
227         }, {
228                 .manfid = MANFID_OMEGA,
229                 .prodid = PRODID_OMEGA_QSP_100,
230                 .multi  = 4,
231         }, {
232                 .manfid = MANFID_OXSEMI,
233                 .prodid = ~0,
234                 .multi  = -1,
235                 .wakeup = quirk_wakeup_oxsemi,
236         }, {
237                 .manfid = MANFID_POSSIO,
238                 .prodid = PRODID_POSSIO_GCC,
239                 .multi  = -1,
240                 .wakeup = quirk_wakeup_possio_gcc,
241         }, {
242                 .manfid = MANFID_QUATECH,
243                 .prodid = PRODID_QUATECH_DUAL_RS232,
244                 .multi  = 2,
245         }, {
246                 .manfid = MANFID_QUATECH,
247                 .prodid = PRODID_QUATECH_DUAL_RS232_D1,
248                 .multi  = 2,
249         }, {
250                 .manfid = MANFID_QUATECH,
251                 .prodid = PRODID_QUATECH_DUAL_RS232_G,
252                 .multi  = 2,
253         }, {
254                 .manfid = MANFID_QUATECH,
255                 .prodid = PRODID_QUATECH_QUAD_RS232,
256                 .multi  = 4,
257         }, {
258                 .manfid = MANFID_SOCKET,
259                 .prodid = PRODID_SOCKET_DUAL_RS232,
260                 .multi  = 2,
261                 .config = quirk_config_socket,
262         }, {
263                 .manfid = MANFID_SOCKET,
264                 .prodid = ~0,
265                 .multi  = -1,
266                 .config = quirk_config_socket,
267         }
268 };
269
270
271 static int serial_config(struct pcmcia_device * link);
272
273
274 /*======================================================================
275
276     After a card is removed, serial_remove() will unregister
277     the serial device(s), and release the PCMCIA configuration.
278     
279 ======================================================================*/
280
281 static void serial_remove(struct pcmcia_device *link)
282 {
283         struct serial_info *info = link->priv;
284         int i;
285
286         DEBUG(0, "serial_release(0x%p)\n", link);
287
288         /*
289          * Recheck to see if the device is still configured.
290          */
291         for (i = 0; i < info->ndev; i++)
292                 serial8250_unregister_port(info->line[i]);
293
294         info->p_dev->dev_node = NULL;
295
296         if (!info->slave)
297                 pcmcia_disable_device(link);
298 }
299
300 static int serial_suspend(struct pcmcia_device *link)
301 {
302         struct serial_info *info = link->priv;
303         int i;
304
305         for (i = 0; i < info->ndev; i++)
306                 serial8250_suspend_port(info->line[i]);
307
308         return 0;
309 }
310
311 static int serial_resume(struct pcmcia_device *link)
312 {
313         struct serial_info *info = link->priv;
314         int i;
315
316         for (i = 0; i < info->ndev; i++)
317                 serial8250_resume_port(info->line[i]);
318
319         if (info->quirk && info->quirk->wakeup)
320                 info->quirk->wakeup(link);
321
322         return 0;
323 }
324
325 /*======================================================================
326
327     serial_attach() creates an "instance" of the driver, allocating
328     local data structures for one device.  The device is registered
329     with Card Services.
330
331 ======================================================================*/
332
333 static int serial_probe(struct pcmcia_device *link)
334 {
335         struct serial_info *info;
336
337         DEBUG(0, "serial_attach()\n");
338
339         /* Create new serial device */
340         info = kzalloc(sizeof (*info), GFP_KERNEL);
341         if (!info)
342                 return -ENOMEM;
343         info->p_dev = link;
344         link->priv = info;
345
346         link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
347         link->io.NumPorts1 = 8;
348         link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
349         link->irq.IRQInfo1 = IRQ_LEVEL_ID;
350         link->conf.Attributes = CONF_ENABLE_IRQ;
351         if (do_sound) {
352                 link->conf.Attributes |= CONF_ENABLE_SPKR;
353                 link->conf.Status = CCSR_AUDIO_ENA;
354         }
355         link->conf.IntType = INT_MEMORY_AND_IO;
356
357         return serial_config(link);
358 }
359
360 /*======================================================================
361
362     This deletes a driver "instance".  The device is de-registered
363     with Card Services.  If it has been released, all local data
364     structures are freed.  Otherwise, the structures will be freed
365     when the device is released.
366
367 ======================================================================*/
368
369 static void serial_detach(struct pcmcia_device *link)
370 {
371         struct serial_info *info = link->priv;
372
373         DEBUG(0, "serial_detach(0x%p)\n", link);
374
375         /*
376          * Ensure any outstanding scheduled tasks are completed.
377          */
378         flush_scheduled_work();
379
380         /*
381          * Ensure that the ports have been released.
382          */
383         serial_remove(link);
384
385         /* free bits */
386         kfree(info);
387 }
388
389 /*====================================================================*/
390
391 static int setup_serial(struct pcmcia_device *handle, struct serial_info * info,
392                         kio_addr_t iobase, int irq)
393 {
394         struct uart_port port;
395         int line;
396
397         memset(&port, 0, sizeof (struct uart_port));
398         port.iobase = iobase;
399         port.irq = irq;
400         port.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ;
401         port.uartclk = 1843200;
402         port.dev = &handle_to_dev(handle);
403         if (buggy_uart)
404                 port.flags |= UPF_BUGGY_UART;
405
406         if (info->quirk && info->quirk->setup)
407                 info->quirk->setup(handle, &port);
408
409         line = serial8250_register_port(&port);
410         if (line < 0) {
411                 printk(KERN_NOTICE "serial_cs: serial8250_register_port() at "
412                        "0x%04lx, irq %d failed\n", (u_long)iobase, irq);
413                 return -EINVAL;
414         }
415
416         info->line[info->ndev] = line;
417         sprintf(info->node[info->ndev].dev_name, "ttyS%d", line);
418         info->node[info->ndev].major = TTY_MAJOR;
419         info->node[info->ndev].minor = 0x40 + line;
420         if (info->ndev > 0)
421                 info->node[info->ndev - 1].next = &info->node[info->ndev];
422         info->ndev++;
423
424         return 0;
425 }
426
427 /*====================================================================*/
428
429 static int
430 first_tuple(struct pcmcia_device *handle, tuple_t * tuple, cisparse_t * parse)
431 {
432         int i;
433         i = pcmcia_get_first_tuple(handle, tuple);
434         if (i != CS_SUCCESS)
435                 return CS_NO_MORE_ITEMS;
436         i = pcmcia_get_tuple_data(handle, tuple);
437         if (i != CS_SUCCESS)
438                 return i;
439         return pcmcia_parse_tuple(handle, tuple, parse);
440 }
441
442 static int
443 next_tuple(struct pcmcia_device *handle, tuple_t * tuple, cisparse_t * parse)
444 {
445         int i;
446         i = pcmcia_get_next_tuple(handle, tuple);
447         if (i != CS_SUCCESS)
448                 return CS_NO_MORE_ITEMS;
449         i = pcmcia_get_tuple_data(handle, tuple);
450         if (i != CS_SUCCESS)
451                 return i;
452         return pcmcia_parse_tuple(handle, tuple, parse);
453 }
454
455 /*====================================================================*/
456
457 static int simple_config(struct pcmcia_device *link)
458 {
459         static const kio_addr_t base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 };
460         static const int size_table[2] = { 8, 16 };
461         struct serial_info *info = link->priv;
462         struct serial_cfg_mem *cfg_mem;
463         tuple_t *tuple;
464         u_char *buf;
465         cisparse_t *parse;
466         cistpl_cftable_entry_t *cf;
467         config_info_t config;
468         int i, j, try;
469         int s;
470
471         cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL);
472         if (!cfg_mem)
473                 return -1;
474
475         tuple = &cfg_mem->tuple;
476         parse = &cfg_mem->parse;
477         cf = &parse->cftable_entry;
478         buf = cfg_mem->buf;
479
480         /* If the card is already configured, look up the port and irq */
481         i = pcmcia_get_configuration_info(link, &config);
482         if ((i == CS_SUCCESS) && (config.Attributes & CONF_VALID_CLIENT)) {
483                 kio_addr_t port = 0;
484                 if ((config.BasePort2 != 0) && (config.NumPorts2 == 8)) {
485                         port = config.BasePort2;
486                         info->slave = 1;
487                 } else if ((info->manfid == MANFID_OSITECH) &&
488                            (config.NumPorts1 == 0x40)) {
489                         port = config.BasePort1 + 0x28;
490                         info->slave = 1;
491                 }
492                 if (info->slave) {
493                         kfree(cfg_mem);
494                         return setup_serial(link, info, port, config.AssignedIRQ);
495                 }
496         }
497
498         /* First pass: look for a config entry that looks normal. */
499         tuple->TupleData = (cisdata_t *) buf;
500         tuple->TupleOffset = 0;
501         tuple->TupleDataMax = 255;
502         tuple->Attributes = 0;
503         tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY;
504         /* Two tries: without IO aliases, then with aliases */
505         for (s = 0; s < 2; s++) {
506                 for (try = 0; try < 2; try++) {
507                         i = first_tuple(link, tuple, parse);
508                         while (i != CS_NO_MORE_ITEMS) {
509                                 if (i != CS_SUCCESS)
510                                         goto next_entry;
511                                 if (cf->vpp1.present & (1 << CISTPL_POWER_VNOM))
512                                         link->conf.Vpp =
513                                             cf->vpp1.param[CISTPL_POWER_VNOM] / 10000;
514                                 if ((cf->io.nwin > 0) && (cf->io.win[0].len == size_table[s]) &&
515                                             (cf->io.win[0].base != 0)) {
516                                         link->conf.ConfigIndex = cf->index;
517                                         link->io.BasePort1 = cf->io.win[0].base;
518                                         link->io.IOAddrLines = (try == 0) ?
519                                             16 : cf->io.flags & CISTPL_IO_LINES_MASK;
520                                         i = pcmcia_request_io(link, &link->io);
521                                         if (i == CS_SUCCESS)
522                                                 goto found_port;
523                                 }
524 next_entry:
525                                 i = next_tuple(link, tuple, parse);
526                         }
527                 }
528         }
529         /* Second pass: try to find an entry that isn't picky about
530            its base address, then try to grab any standard serial port
531            address, and finally try to get any free port. */
532         i = first_tuple(link, tuple, parse);
533         while (i != CS_NO_MORE_ITEMS) {
534                 if ((i == CS_SUCCESS) && (cf->io.nwin > 0) &&
535                     ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) {
536                         link->conf.ConfigIndex = cf->index;
537                         for (j = 0; j < 5; j++) {
538                                 link->io.BasePort1 = base[j];
539                                 link->io.IOAddrLines = base[j] ? 16 : 3;
540                                 i = pcmcia_request_io(link, &link->io);
541                                 if (i == CS_SUCCESS)
542                                         goto found_port;
543                         }
544                 }
545                 i = next_tuple(link, tuple, parse);
546         }
547
548       found_port:
549         if (i != CS_SUCCESS) {
550                 printk(KERN_NOTICE
551                        "serial_cs: no usable port range found, giving up\n");
552                 cs_error(link, RequestIO, i);
553                 kfree(cfg_mem);
554                 return -1;
555         }
556
557         i = pcmcia_request_irq(link, &link->irq);
558         if (i != CS_SUCCESS) {
559                 cs_error(link, RequestIRQ, i);
560                 link->irq.AssignedIRQ = 0;
561         }
562         if (info->multi && (info->manfid == MANFID_3COM))
563                 link->conf.ConfigIndex &= ~(0x08);
564
565         /*
566          * Apply any configuration quirks.
567          */
568         if (info->quirk && info->quirk->config)
569                 info->quirk->config(link);
570
571         i = pcmcia_request_configuration(link, &link->conf);
572         if (i != CS_SUCCESS) {
573                 cs_error(link, RequestConfiguration, i);
574                 kfree(cfg_mem);
575                 return -1;
576         }
577         kfree(cfg_mem);
578         return setup_serial(link, info, link->io.BasePort1, link->irq.AssignedIRQ);
579 }
580
581 static int multi_config(struct pcmcia_device * link)
582 {
583         struct serial_info *info = link->priv;
584         struct serial_cfg_mem *cfg_mem;
585         tuple_t *tuple;
586         u_char *buf;
587         cisparse_t *parse;
588         cistpl_cftable_entry_t *cf;
589         int i, rc, base2 = 0;
590
591         cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL);
592         if (!cfg_mem)
593                 return -1;
594         tuple = &cfg_mem->tuple;
595         parse = &cfg_mem->parse;
596         cf = &parse->cftable_entry;
597         buf = cfg_mem->buf;
598
599         tuple->TupleData = (cisdata_t *) buf;
600         tuple->TupleOffset = 0;
601         tuple->TupleDataMax = 255;
602         tuple->Attributes = 0;
603         tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY;
604
605         /* First, look for a generic full-sized window */
606         link->io.NumPorts1 = info->multi * 8;
607         i = first_tuple(link, tuple, parse);
608         while (i != CS_NO_MORE_ITEMS) {
609                 /* The quad port cards have bad CIS's, so just look for a
610                    window larger than 8 ports and assume it will be right */
611                 if ((i == CS_SUCCESS) && (cf->io.nwin == 1) &&
612                     (cf->io.win[0].len > 8)) {
613                         link->conf.ConfigIndex = cf->index;
614                         link->io.BasePort1 = cf->io.win[0].base;
615                         link->io.IOAddrLines =
616                             cf->io.flags & CISTPL_IO_LINES_MASK;
617                         i = pcmcia_request_io(link, &link->io);
618                         base2 = link->io.BasePort1 + 8;
619                         if (i == CS_SUCCESS)
620                                 break;
621                 }
622                 i = next_tuple(link, tuple, parse);
623         }
624
625         /* If that didn't work, look for two windows */
626         if (i != CS_SUCCESS) {
627                 link->io.NumPorts1 = link->io.NumPorts2 = 8;
628                 info->multi = 2;
629                 i = first_tuple(link, tuple, parse);
630                 while (i != CS_NO_MORE_ITEMS) {
631                         if ((i == CS_SUCCESS) && (cf->io.nwin == 2)) {
632                                 link->conf.ConfigIndex = cf->index;
633                                 link->io.BasePort1 = cf->io.win[0].base;
634                                 link->io.BasePort2 = cf->io.win[1].base;
635                                 link->io.IOAddrLines =
636                                     cf->io.flags & CISTPL_IO_LINES_MASK;
637                                 i = pcmcia_request_io(link, &link->io);
638                                 base2 = link->io.BasePort2;
639                                 if (i == CS_SUCCESS)
640                                         break;
641                         }
642                         i = next_tuple(link, tuple, parse);
643                 }
644         }
645
646         if (i != CS_SUCCESS) {
647                 cs_error(link, RequestIO, i);
648                 rc = -1;
649                 goto free_cfg_mem;
650         }
651
652         i = pcmcia_request_irq(link, &link->irq);
653         if (i != CS_SUCCESS) {
654                 printk(KERN_NOTICE
655                        "serial_cs: no usable port range found, giving up\n");
656                 cs_error(link, RequestIRQ, i);
657                 link->irq.AssignedIRQ = 0;
658         }
659
660         /*
661          * Apply any configuration quirks.
662          */
663         if (info->quirk && info->quirk->config)
664                 info->quirk->config(link);
665
666         i = pcmcia_request_configuration(link, &link->conf);
667         if (i != CS_SUCCESS) {
668                 cs_error(link, RequestConfiguration, i);
669                 rc = -1;
670                 goto free_cfg_mem;
671         }
672
673         /* The Oxford Semiconductor OXCF950 cards are in fact single-port:
674          * 8 registers are for the UART, the others are extra registers.
675          * Siemen's MC45 PCMCIA (Possio's GCC) is OXCF950 based too.
676          */
677         if (info->manfid == MANFID_OXSEMI || (info->manfid == MANFID_POSSIO &&
678                                 info->prodid == PRODID_POSSIO_GCC)) {
679                 int err;
680
681                 if (cf->index == 1 || cf->index == 3) {
682                         err = setup_serial(link, info, base2,
683                                         link->irq.AssignedIRQ);
684                         base2 = link->io.BasePort1;
685                 } else {
686                         err = setup_serial(link, info, link->io.BasePort1,
687                                         link->irq.AssignedIRQ);
688                 }
689                 info->c950ctrl = base2;
690
691                 /*
692                  * FIXME: We really should wake up the port prior to
693                  * handing it over to the serial layer.
694                  */
695                 if (info->quirk && info->quirk->wakeup)
696                         info->quirk->wakeup(link);
697
698                 rc = 0;
699                 goto free_cfg_mem;
700         }
701
702         setup_serial(link, info, link->io.BasePort1, link->irq.AssignedIRQ);
703         for (i = 0; i < info->multi - 1; i++)
704                 setup_serial(link, info, base2 + (8 * i),
705                                 link->irq.AssignedIRQ);
706         rc = 0;
707 free_cfg_mem:
708         kfree(cfg_mem);
709         return rc;
710 }
711
712 /*======================================================================
713
714     serial_config() is scheduled to run after a CARD_INSERTION event
715     is received, to configure the PCMCIA socket, and to make the
716     serial device available to the system.
717
718 ======================================================================*/
719
720 static int serial_config(struct pcmcia_device * link)
721 {
722         struct serial_info *info = link->priv;
723         struct serial_cfg_mem *cfg_mem;
724         tuple_t *tuple;
725         u_char *buf;
726         cisparse_t *parse;
727         cistpl_cftable_entry_t *cf;
728         int i;
729
730         DEBUG(0, "serial_config(0x%p)\n", link);
731
732         cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL);
733         if (!cfg_mem)
734                 goto failed;
735
736         tuple = &cfg_mem->tuple;
737         parse = &cfg_mem->parse;
738         cf = &parse->cftable_entry;
739         buf = cfg_mem->buf;
740
741         tuple->TupleData = (cisdata_t *) buf;
742         tuple->TupleOffset = 0;
743         tuple->TupleDataMax = 255;
744         tuple->Attributes = 0;
745
746         /* Is this a compliant multifunction card? */
747         tuple->DesiredTuple = CISTPL_LONGLINK_MFC;
748         tuple->Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK;
749         info->multi = (first_tuple(link, tuple, parse) == CS_SUCCESS);
750
751         /* Is this a multiport card? */
752         tuple->DesiredTuple = CISTPL_MANFID;
753         info->manfid = link->manf_id;
754         info->prodid = link->card_id;
755
756         for (i = 0; i < ARRAY_SIZE(quirks); i++)
757                 if ((quirks[i].manfid == ~0 ||
758                      quirks[i].manfid == info->manfid) &&
759                     (quirks[i].prodid == ~0 ||
760                      quirks[i].prodid == info->prodid)) {
761                         info->quirk = &quirks[i];
762                         break;
763                 }
764
765         /* Another check for dual-serial cards: look for either serial or
766            multifunction cards that ask for appropriate IO port ranges */
767         tuple->DesiredTuple = CISTPL_FUNCID;
768         if ((info->multi == 0) &&
769             (link->has_func_id) &&
770             ((link->func_id == CISTPL_FUNCID_MULTI) ||
771              (link->func_id == CISTPL_FUNCID_SERIAL))) {
772                 tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY;
773                 if (first_tuple(link, tuple, parse) == CS_SUCCESS) {
774                         if ((cf->io.nwin == 1) && (cf->io.win[0].len % 8 == 0))
775                                 info->multi = cf->io.win[0].len >> 3;
776                         if ((cf->io.nwin == 2) && (cf->io.win[0].len == 8) &&
777                             (cf->io.win[1].len == 8))
778                                 info->multi = 2;
779                 }
780         }
781
782         /*
783          * Apply any multi-port quirk.
784          */
785         if (info->quirk && info->quirk->multi != -1)
786                 info->multi = info->quirk->multi;
787
788         if (info->multi > 1)
789                 multi_config(link);
790         else
791                 simple_config(link);
792
793         if (info->ndev == 0)
794                 goto failed;
795
796         /*
797          * Apply any post-init quirk.  FIXME: This should really happen
798          * before we register the port, since it might already be in use.
799          */
800         if (info->quirk && info->quirk->post)
801                 if (info->quirk->post(link))
802                         goto failed;
803
804         link->dev_node = &info->node[0];
805         kfree(cfg_mem);
806         return 0;
807
808  failed:
809         serial_remove(link);
810         kfree(cfg_mem);
811         return -ENODEV;
812 }
813
814 static struct pcmcia_device_id serial_ids[] = {
815         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0057, 0x0021),
816         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0089, 0x110a),
817         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0104, 0x000a),
818         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0xea15),
819         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0109, 0x0501),
820         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0138, 0x110a),
821         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0140, 0x000a),
822         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0143, 0x3341),
823         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0143, 0xc0ab),
824         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x016c, 0x0081),
825         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x021b, 0x0101),
826         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x08a1, 0xc0ab),
827         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0x0d0a),
828         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0x0e0a),
829         PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "CC/XJEM3288", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x04cd2988, 0x46a52d63),
830         PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "CC/XJEM3336", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x0143b773, 0x46a52d63),
831         PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "EM1144T", "PCMCIA MODEM", 0xf510db04, 0x856d66c8, 0xbd6c43ef),
832         PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "XJEM1144/CCEM1144", "PCMCIA MODEM", 0xf510db04, 0x52d21e1e, 0xbd6c43ef),
833         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM28", 0x2e3ee845, 0x0ea978ea),
834         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM33", 0x2e3ee845, 0x80609023),
835         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM56", 0x2e3ee845, 0xa650c32a),
836         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "REM10", 0x2e3ee845, 0x76df1d29),
837         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "XEM5600", 0x2e3ee845, 0xf1403719),
838         PCMCIA_PFC_DEVICE_PROD_ID12(1, "AnyCom", "Fast Ethernet + 56K COMBO", 0x578ba6e7, 0xb0ac62c4),
839         PCMCIA_PFC_DEVICE_PROD_ID12(1, "D-Link", "DME336T", 0x1a424a1c, 0xb23897ff),
840         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Gateway 2000", "XJEM3336", 0xdd9989be, 0x662c394c),
841         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Grey Cell", "GCS3000", 0x2a151fac, 0x48b932ae),
842         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Linksys", "EtherFast 10&100 + 56K PC Card (PCMLM56)", 0x0733cc81, 0xb3765033),
843         PCMCIA_PFC_DEVICE_PROD_ID12(1, "LINKSYS", "PCMLM336", 0xf7cb0b07, 0x7a821b58),
844         PCMCIA_PFC_DEVICE_PROD_ID12(1, "MEGAHERTZ", "XJEM1144/CCEM1144", 0xf510db04, 0x52d21e1e),
845         PCMCIA_PFC_DEVICE_PROD_ID12(1, "MICRO RESEARCH", "COMBO-L/M-336", 0xb2ced065, 0x3ced0555),
846         PCMCIA_PFC_DEVICE_PROD_ID12(1, "NEC", "PK-UG-J001" ,0x18df0ba0 ,0x831b1064),
847         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Ositech", "Trumpcard:Jack of Diamonds Modem+Ethernet", 0xc2f80cd, 0x656947b9),
848         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Ositech", "Trumpcard:Jack of Hearts Modem+Ethernet", 0xc2f80cd, 0xdc9ba5ed),
849         PCMCIA_PFC_DEVICE_PROD_ID12(1, "PCMCIAs", "ComboCard", 0xdcfe12d3, 0xcd8906cc),
850         PCMCIA_PFC_DEVICE_PROD_ID12(1, "PCMCIAs", "LanModem", 0xdcfe12d3, 0xc67c648f),
851         PCMCIA_PFC_DEVICE_PROD_ID12(1, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed),
852         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Xircom", "CreditCard Ethernet+Modem II", 0x2e3ee845, 0xeca401bf),
853         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0a05),
854         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x1101),
855         PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0104, 0x0070),
856         PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0101, 0x0562),
857         PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0104, 0x0070),
858         PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x016c, 0x0020),
859         PCMCIA_MFC_DEVICE_PROD_ID123(1, "APEX DATA", "MULTICARD", "ETHERNET-MODEM", 0x11c2da09, 0x7289dc5d, 0xaad95e1f),
860         PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "Home and Away 28.8 PC Card       ", 0xb569a6e5, 0x5bd4ff2c),
861         PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "Home and Away Credit Card Adapter", 0xb569a6e5, 0x4bdf15c3),
862         PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "w95 Home and Away Credit Card ", 0xb569a6e5, 0xae911c15),
863         PCMCIA_MFC_DEVICE_PROD_ID1(1, "Motorola MARQUIS", 0xf03e4e77),
864         PCMCIA_MFC_DEVICE_PROD_ID2(1, "FAX/Modem/Ethernet Combo Card ", 0x1ed59302),
865         PCMCIA_DEVICE_MANF_CARD(0x0089, 0x0301),
866         PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x0276),
867         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0039),
868         PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0006),
869         PCMCIA_DEVICE_MANF_CARD(0x0105, 0x410a),
870         PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d50),
871         PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d51),
872         PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d52),
873         PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d53),
874         PCMCIA_DEVICE_MANF_CARD(0x010b, 0xd180),
875         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x000e),
876         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x001b),
877         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0025),
878         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0045),
879         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0052),
880         PCMCIA_DEVICE_PROD_ID134("ADV", "TECH", "COMpad-32/85", 0x67459937, 0x916d02ba, 0x8fbe92ae),
881         PCMCIA_DEVICE_PROD_ID124("GATEWAY2000", "CC3144", "PCMCIA MODEM", 0x506bccae, 0xcb3685f1, 0xbd6c43ef),
882         PCMCIA_DEVICE_PROD_ID14("MEGAHERTZ", "PCMCIA MODEM", 0xf510db04, 0xbd6c43ef),
883         PCMCIA_DEVICE_PROD_ID124("TOSHIBA", "T144PF", "PCMCIA MODEM", 0xb4585a1a, 0x7271409c, 0xbd6c43ef),
884         PCMCIA_DEVICE_PROD_ID123("FUJITSU", "FC14F ", "MBH10213", 0x6ee5a3d8, 0x30ead12b, 0xb00f05a0),
885         PCMCIA_DEVICE_PROD_ID123("Novatel Wireless", "Merlin UMTS Modem", "U630", 0x32607776, 0xd9e73b13, 0xe87332e),
886         PCMCIA_DEVICE_PROD_ID13("MEGAHERTZ", "V.34 PCMCIA MODEM", 0xf510db04, 0xbb2cce4a),
887         PCMCIA_DEVICE_PROD_ID12("Brain Boxes", "Bluetooth PC Card", 0xee138382, 0xd4ce9b02),
888         PCMCIA_DEVICE_PROD_ID12("CIRRUS LOGIC", "FAX MODEM", 0xe625f451, 0xcecd6dfa),
889         PCMCIA_DEVICE_PROD_ID12("COMPAQ", "PCMCIA 28800 FAX/DATA MODEM", 0xa3a3062c, 0x8cbd7c76),
890         PCMCIA_DEVICE_PROD_ID12("COMPAQ", "PCMCIA 33600 FAX/DATA MODEM", 0xa3a3062c, 0x5a00ce95),
891         PCMCIA_DEVICE_PROD_ID12("Computerboards, Inc.", "PCM-COM422", 0xd0b78f51, 0x7e2d49ed),
892         PCMCIA_DEVICE_PROD_ID12("Dr. Neuhaus", "FURY CARD 14K4", 0x76942813, 0x8b96ce65),
893         PCMCIA_DEVICE_PROD_ID12("Intelligent", "ANGIA FAX/MODEM", 0xb496e65e, 0xf31602a6),
894         PCMCIA_DEVICE_PROD_ID12("Intel", "MODEM 2400+", 0x816cc815, 0x412729fb),
895         PCMCIA_DEVICE_PROD_ID12("IOTech Inc ", "PCMCIA Dual RS-232 Serial Port Card", 0x3bd2d898, 0x92abc92f),
896         PCMCIA_DEVICE_PROD_ID12("MACRONIX", "FAX/MODEM", 0x668388b3, 0x3f9bdf2f),
897         PCMCIA_DEVICE_PROD_ID12("Multi-Tech", "MT1432LT", 0x5f73be51, 0x0b3e2383),
898         PCMCIA_DEVICE_PROD_ID12("Multi-Tech", "MT2834LT", 0x5f73be51, 0x4cd7c09e),
899         PCMCIA_DEVICE_PROD_ID12("OEM      ", "C288MX     ", 0xb572d360, 0xd2385b7a),
900         PCMCIA_DEVICE_PROD_ID12("PCMCIA   ", "C336MX     ", 0x99bcafe9, 0xaa25bcab),
901         PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "PCMCIA Dual RS-232 Serial Port Card", 0xc4420b35, 0x92abc92f),
902         PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "Dual RS-232 Serial Port PC Card", 0xc4420b35, 0x031a380d),
903         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "PCMLM28.cis"),
904         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "PCMLM28.cis"),
905         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "PCMLM28.cis"),
906         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "PCMLM28.cis"),
907         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "PCMLM28.cis"),
908         PCMCIA_MFC_DEVICE_CIS_PROD_ID12(1, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"),
909         PCMCIA_MFC_DEVICE_CIS_PROD_ID4(1, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"),
910         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0556, "3CCFEM556.cis"),
911         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "DP83903.cis"),
912         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "3CXEM556.cis"),
913         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "3CXEM556.cis"),
914         PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0x0710, "SW_7xx_SER.cis"),  /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */
915         PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */
916         PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */
917         PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "MT5634ZLX.cis"),
918         PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "COMpad4.cis"),
919         PCMCIA_DEVICE_CIS_PROD_ID123("ADVANTECH", "COMpad-32/85", "1.0", 0x96913a85, 0x8fbe92ae, 0x0877b627, "COMpad2.cis"),
920         PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "RS-COM-2P.cis"),
921         PCMCIA_DEVICE_CIS_MANF_CARD(0x0013, 0x0000, "GLOBETROTTER.cis"),
922         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100  1.00.",0x19ca78af,0xf964f42b),
923         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100",0x19ca78af,0x71d98e83),
924         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL232  1.00.",0x19ca78af,0x69fb7490),
925         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL232",0x19ca78af,0xb6bc0235),
926         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c2000.","SERIAL CARD: CF232",0x63f2e0bd,0xb9e175d3),
927         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c2000.","SERIAL CARD: CF232-5",0x63f2e0bd,0xfce33442),
928         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF232",0x3beb8cf2,0x171e7190),
929         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF232-5",0x3beb8cf2,0x20da4262),
930         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF428",0x3beb8cf2,0xea5dd57d),
931         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF500",0x3beb8cf2,0xd77255fa),
932         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: IC232",0x3beb8cf2,0x6a709903),
933         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: SL232",0x3beb8cf2,0x18430676),
934         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: XL232",0x3beb8cf2,0x6f933767),
935         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: CF332",0x3beb8cf2,0x16dc1ba7),
936         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: SL332",0x3beb8cf2,0x19816c41),
937         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: SL385",0x3beb8cf2,0x64112029),
938         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
939         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial+Parallel Port: SP230",0x3beb8cf2,0xdb9e58bc),
940         PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: CF332",0x3beb8cf2,0x16dc1ba7),
941         PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: SL332",0x3beb8cf2,0x19816c41),
942         PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: SL385",0x3beb8cf2,0x64112029),
943         PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
944         PCMCIA_MFC_DEVICE_PROD_ID12(2,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
945         PCMCIA_MFC_DEVICE_PROD_ID12(3,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
946         /* too generic */
947         /* PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0160, 0x0002), */
948         /* PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0160, 0x0002), */
949         PCMCIA_DEVICE_FUNC_ID(2),
950         PCMCIA_DEVICE_NULL,
951 };
952 MODULE_DEVICE_TABLE(pcmcia, serial_ids);
953
954 static struct pcmcia_driver serial_cs_driver = {
955         .owner          = THIS_MODULE,
956         .drv            = {
957                 .name   = "serial_cs",
958         },
959         .probe          = serial_probe,
960         .remove         = serial_detach,
961         .id_table       = serial_ids,
962         .suspend        = serial_suspend,
963         .resume         = serial_resume,
964 };
965
966 static int __init init_serial_cs(void)
967 {
968         return pcmcia_register_driver(&serial_cs_driver);
969 }
970
971 static void __exit exit_serial_cs(void)
972 {
973         pcmcia_unregister_driver(&serial_cs_driver);
974 }
975
976 module_init(init_serial_cs);
977 module_exit(exit_serial_cs);
978
979 MODULE_LICENSE("GPL");