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
  58 /*====================================================================*/
  59
  60 /* Parameters that can be set with 'insmod' */
  61
  62 /* Enable the speaker? */
  63 static int do_sound = 1;
  64 /* Skip strict UART tests? */
  65 static int buggy_uart;
  66
  67 module_param(do_sound, int, 0444);
  68 module_param(buggy_uart, int, 0444);
  69
  70 /*====================================================================*/
  71
  72 /* Table of multi-port card ID's */
  73
  74 struct serial_quirk {
  75         unsigned int manfid;
  76         unsigned int prodid;
  77         int multi;              /* 1 = multifunction, > 1 = # ports */
  78         void (*config)(struct pcmcia_device *);
  79         void (*setup)(struct pcmcia_device *, struct uart_port *);
  80         void (*wakeup)(struct pcmcia_device *);
  81         int (*post)(struct pcmcia_device *);
  82 };
  83
  84 struct serial_info {
  85         struct pcmcia_device    *p_dev;
  86         int                     ndev;
  87         int                     multi;
  88         int                     slave;
  89         int                     manfid;
  90         int                     prodid;
  91         int                     c950ctrl;
  92         int                     line[4];
  93         const struct serial_quirk *quirk;
  94 };
  95
  96 struct serial_cfg_mem {
  97         tuple_t tuple;
  98         cisparse_t parse;
  99         u_char buf[256];
 100 };
 101
 102 /*
 103  * vers_1 5.0, "Brain Boxes", "2-Port RS232 card", "r6"
 104  * manfid 0x0160, 0x0104
 105  * This card appears to have a 14.7456MHz clock.
 106  */
 107 /* Generic Modem: MD55x (GPRS/EDGE) have
 108  * Elan VPU16551 UART with 14.7456MHz oscillator
 109  * manfid 0x015D, 0x4C45
 110  */
 111 static void quirk_setup_brainboxes_0104(struct pcmcia_device *link, struct uart_port *port)
 112 {
 113         port->uartclk = 14745600;
 114 }
 115
 116 static int quirk_post_ibm(struct pcmcia_device *link)
 117 {
 118         conf_reg_t reg = { 0, CS_READ, 0x800, 0 };
 119         int ret;
 120
 121         ret = pcmcia_access_configuration_register(link, &reg);
 122         if (ret)
 123                 goto failed;
 124
 125         reg.Action = CS_WRITE;
 126         reg.Value = reg.Value | 1;
 127         ret = pcmcia_access_configuration_register(link, &reg);
 128         if (ret)
 129                 goto failed;
 130         return 0;
 131
 132  failed:
 133         return -ENODEV;
 134 }
 135
 136 /*
 137  * Nokia cards are not really multiport cards.  Shouldn't this
 138  * be handled by setting the quirk entry .multi = 0 | 1 ?
 139  */
 140 static void quirk_config_nokia(struct pcmcia_device *link)
 141 {
 142         struct serial_info *info = link->priv;
 143
 144         if (info->multi > 1)
 145                 info->multi = 1;
 146 }
 147
 148 static void quirk_wakeup_oxsemi(struct pcmcia_device *link)
 149 {
 150         struct serial_info *info = link->priv;
 151
 152         if (info->c950ctrl)
 153                 outb(12, info->c950ctrl + 1);
 154 }
 155
 156 /* request_region? oxsemi branch does no request_region too... */
 157 /*
 158  * This sequence is needed to properly initialize MC45 attached to OXCF950.
 159  * I tried decreasing these msleep()s, but it worked properly (survived
 160  * 1000 stop/start operations) with these timeouts (or bigger).
 161  */
 162 static void quirk_wakeup_possio_gcc(struct pcmcia_device *link)
 163 {
 164         struct serial_info *info = link->priv;
 165         unsigned int ctrl = info->c950ctrl;
 166
 167         outb(0xA, ctrl + 1);
 168         msleep(100);
 169         outb(0xE, ctrl + 1);
 170         msleep(300);
 171         outb(0xC, ctrl + 1);
 172         msleep(100);
 173         outb(0xE, ctrl + 1);
 174         msleep(200);
 175         outb(0xF, ctrl + 1);
 176         msleep(100);
 177         outb(0xE, ctrl + 1);
 178         msleep(100);
 179         outb(0xC, ctrl + 1);
 180 }
 181
 182 /*
 183  * Socket Dual IO: this enables irq's for second port
 184  */
 185 static void quirk_config_socket(struct pcmcia_device *link)
 186 {
 187         struct serial_info *info = link->priv;
 188
 189         if (info->multi) {
 190                 link->conf.Present |= PRESENT_EXT_STATUS;
 191                 link->conf.ExtStatus = ESR_REQ_ATTN_ENA;
 192         }
 193 }
 194
 195 static const struct serial_quirk quirks[] = {
 196         {
 197                 .manfid = 0x0160,
 198                 .prodid = 0x0104,
 199                 .multi  = -1,
 200                 .setup  = quirk_setup_brainboxes_0104,
 201         }, {
 202                 .manfid = 0x015D,
 203                 .prodid = 0x4C45,
 204                 .multi  = -1,
 205                 .setup  = quirk_setup_brainboxes_0104,
 206         }, {
 207                 .manfid = MANFID_IBM,
 208                 .prodid = ~0,
 209                 .multi  = -1,
 210                 .post   = quirk_post_ibm,
 211         }, {
 212                 .manfid = MANFID_INTEL,
 213                 .prodid = PRODID_INTEL_DUAL_RS232,
 214                 .multi  = 2,
 215         }, {
 216                 .manfid = MANFID_NATINST,
 217                 .prodid = PRODID_NATINST_QUAD_RS232,
 218                 .multi  = 4,
 219         }, {
 220                 .manfid = MANFID_NOKIA,
 221                 .prodid = ~0,
 222                 .multi  = -1,
 223                 .config = quirk_config_nokia,
 224         }, {
 225                 .manfid = MANFID_OMEGA,
 226                 .prodid = PRODID_OMEGA_QSP_100,
 227                 .multi  = 4,
 228         }, {
 229                 .manfid = MANFID_OXSEMI,
 230                 .prodid = ~0,
 231                 .multi  = -1,
 232                 .wakeup = quirk_wakeup_oxsemi,
 233         }, {
 234                 .manfid = MANFID_POSSIO,
 235                 .prodid = PRODID_POSSIO_GCC,
 236                 .multi  = -1,
 237                 .wakeup = quirk_wakeup_possio_gcc,
 238         }, {
 239                 .manfid = MANFID_QUATECH,
 240                 .prodid = PRODID_QUATECH_DUAL_RS232,
 241                 .multi  = 2,
 242         }, {
 243                 .manfid = MANFID_QUATECH,
 244                 .prodid = PRODID_QUATECH_DUAL_RS232_D1,
 245                 .multi  = 2,
 246         }, {
 247                 .manfid = MANFID_QUATECH,
 248                 .prodid = PRODID_QUATECH_DUAL_RS232_G,
 249                 .multi  = 2,
 250         }, {
 251                 .manfid = MANFID_QUATECH,
 252                 .prodid = PRODID_QUATECH_QUAD_RS232,
 253                 .multi  = 4,
 254         }, {
 255                 .manfid = MANFID_SOCKET,
 256                 .prodid = PRODID_SOCKET_DUAL_RS232,
 257                 .multi  = 2,
 258                 .config = quirk_config_socket,
 259         }, {
 260                 .manfid = MANFID_SOCKET,
 261                 .prodid = ~0,
 262                 .multi  = -1,
 263                 .config = quirk_config_socket,
 264         }
 265 };
 266
 267
 268 static int serial_config(struct pcmcia_device * link);
 269
 270
 271 /*======================================================================
 272
 273     After a card is removed, serial_remove() will unregister
 274     the serial device(s), and release the PCMCIA configuration.
 275
 276 ======================================================================*/
 277
 278 static void serial_remove(struct pcmcia_device *link)
 279 {
 280         struct serial_info *info = link->priv;
 281         int i;
 282
 283         dev_dbg(&link->dev, "serial_release\n");
 284
 285         /*
 286          * Recheck to see if the device is still configured.
 287          */
 288         for (i = 0; i < info->ndev; i++)
 289                 serial8250_unregister_port(info->line[i]);
 290
 291         if (!info->slave)
 292                 pcmcia_disable_device(link);
 293 }
 294
 295 static int serial_suspend(struct pcmcia_device *link)
 296 {
 297         struct serial_info *info = link->priv;
 298         int i;
 299
 300         for (i = 0; i < info->ndev; i++)
 301                 serial8250_suspend_port(info->line[i]);
 302
 303         return 0;
 304 }
 305
 306 static int serial_resume(struct pcmcia_device *link)
 307 {
 308         struct serial_info *info = link->priv;
 309         int i;
 310
 311         for (i = 0; i < info->ndev; i++)
 312                 serial8250_resume_port(info->line[i]);
 313
 314         if (info->quirk && info->quirk->wakeup)
 315                 info->quirk->wakeup(link);
 316
 317         return 0;
 318 }
 319
 320 /*======================================================================
 321
 322     serial_attach() creates an "instance" of the driver, allocating
 323     local data structures for one device.  The device is registered
 324     with Card Services.
 325
 326 ======================================================================*/
 327
 328 static int serial_probe(struct pcmcia_device *link)
 329 {
 330         struct serial_info *info;
 331
 332         dev_dbg(&link->dev, "serial_attach()\n");
 333
 334         /* Create new serial device */
 335         info = kzalloc(sizeof (*info), GFP_KERNEL);
 336         if (!info)
 337                 return -ENOMEM;
 338         info->p_dev = link;
 339         link->priv = info;
 340
 341         link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
 342         link->io.NumPorts1 = 8;
 343         link->conf.Attributes = CONF_ENABLE_IRQ;
 344         if (do_sound) {
 345                 link->conf.Attributes |= CONF_ENABLE_SPKR;
 346                 link->conf.Status = CCSR_AUDIO_ENA;
 347         }
 348         link->conf.IntType = INT_MEMORY_AND_IO;
 349
 350         return serial_config(link);
 351 }
 352
 353 /*======================================================================
 354
 355     This deletes a driver "instance".  The device is de-registered
 356     with Card Services.  If it has been released, all local data
 357     structures are freed.  Otherwise, the structures will be freed
 358     when the device is released.
 359
 360 ======================================================================*/
 361
 362 static void serial_detach(struct pcmcia_device *link)
 363 {
 364         struct serial_info *info = link->priv;
 365
 366         dev_dbg(&link->dev, "serial_detach\n");
 367
 368         /*
 369          * Ensure any outstanding scheduled tasks are completed.
 370          */
 371         flush_scheduled_work();
 372
 373         /*
 374          * Ensure that the ports have been released.
 375          */
 376         serial_remove(link);
 377
 378         /* free bits */
 379         kfree(info);
 380 }
 381
 382 /*====================================================================*/
 383
 384 static int setup_serial(struct pcmcia_device *handle, struct serial_info * info,
 385                         unsigned int iobase, int irq)
 386 {
 387         struct uart_port port;
 388         int line;
 389
 390         memset(&port, 0, sizeof (struct uart_port));
 391         port.iobase = iobase;
 392         port.irq = irq;
 393         port.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ;
 394         port.uartclk = 1843200;
 395         port.dev = &handle->dev;
 396         if (buggy_uart)
 397                 port.flags |= UPF_BUGGY_UART;
 398
 399         if (info->quirk && info->quirk->setup)
 400                 info->quirk->setup(handle, &port);
 401
 402         line = serial8250_register_port(&port);
 403         if (line < 0) {
 404                 printk(KERN_NOTICE "serial_cs: serial8250_register_port() at "
 405                        "0x%04lx, irq %d failed\n", (u_long)iobase, irq);
 406                 return -EINVAL;
 407         }
 408
 409         info->line[info->ndev] = line;
 410         info->ndev++;
 411
 412         return 0;
 413 }
 414
 415 /*====================================================================*/
 416
 417 static int simple_config_check(struct pcmcia_device *p_dev,
 418                                cistpl_cftable_entry_t *cf,
 419                                cistpl_cftable_entry_t *dflt,
 420                                unsigned int vcc,
 421                                void *priv_data)
 422 {
 423         static const int size_table[2] = { 8, 16 };
 424         int *try = priv_data;
 425
 426         if (cf->vpp1.present & (1 << CISTPL_POWER_VNOM))
 427                 p_dev->conf.Vpp =
 428                         cf->vpp1.param[CISTPL_POWER_VNOM] / 10000;
 429
 430         if ((cf->io.nwin > 0) && (cf->io.win[0].len == size_table[(*try >> 1)])
 431             && (cf->io.win[0].base != 0)) {
 432                 p_dev->io.BasePort1 = cf->io.win[0].base;
 433                 p_dev->io.IOAddrLines = ((*try & 0x1) == 0) ?
 434                         16 : cf->io.flags & CISTPL_IO_LINES_MASK;
 435                 if (!pcmcia_request_io(p_dev, &p_dev->io))
 436                         return 0;
 437         }
 438         return -EINVAL;
 439 }
 440
 441 static int simple_config_check_notpicky(struct pcmcia_device *p_dev,
 442                                         cistpl_cftable_entry_t *cf,
 443                                         cistpl_cftable_entry_t *dflt,
 444                                         unsigned int vcc,
 445                                         void *priv_data)
 446 {
 447         static const unsigned int base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 };
 448         int j;
 449
 450         if ((cf->io.nwin > 0) && ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) {
 451                 for (j = 0; j < 5; j++) {
 452                         p_dev->io.BasePort1 = base[j];
 453                         p_dev->io.IOAddrLines = base[j] ? 16 : 3;
 454                         if (!pcmcia_request_io(p_dev, &p_dev->io))
 455                                 return 0;
 456                 }
 457         }
 458         return -ENODEV;
 459 }
 460
 461 static int simple_config(struct pcmcia_device *link)
 462 {
 463         struct serial_info *info = link->priv;
 464         int i = -ENODEV, try;
 465
 466         /* If the card is already configured, look up the port and irq */
 467         if (link->function_config) {
 468                 unsigned int port = 0;
 469                 if ((link->io.BasePort2 != 0) &&
 470                     (link->io.NumPorts2 == 8)) {
 471                         port = link->io.BasePort2;
 472                         info->slave = 1;
 473                 } else if ((info->manfid == MANFID_OSITECH) &&
 474                            (link->io.NumPorts1 == 0x40)) {
 475                         port = link->io.BasePort1 + 0x28;
 476                         info->slave = 1;
 477                 }
 478                 if (info->slave) {
 479                         return setup_serial(link, info, port,
 480                                             link->irq);
 481                 }
 482         }
 483
 484         /* First pass: look for a config entry that looks normal.
 485          * Two tries: without IO aliases, then with aliases */
 486         for (try = 0; try < 4; try++)
 487                 if (!pcmcia_loop_config(link, simple_config_check, &try))
 488                         goto found_port;
 489
 490         /* Second pass: try to find an entry that isn't picky about
 491            its base address, then try to grab any standard serial port
 492            address, and finally try to get any free port. */
 493         if (!pcmcia_loop_config(link, simple_config_check_notpicky, NULL))
 494                 goto found_port;
 495
 496         printk(KERN_NOTICE
 497                "serial_cs: no usable port range found, giving up\n");
 498         return -1;
 499
 500 found_port:
 501         if (info->multi && (info->manfid == MANFID_3COM))
 502                 link->conf.ConfigIndex &= ~(0x08);
 503
 504         /*
 505          * Apply any configuration quirks.
 506          */
 507         if (info->quirk && info->quirk->config)
 508                 info->quirk->config(link);
 509
 510         i = pcmcia_request_configuration(link, &link->conf);
 511         if (i != 0)
 512                 return -1;
 513         return setup_serial(link, info, link->io.BasePort1, link->irq);
 514 }
 515
 516 static int multi_config_check(struct pcmcia_device *p_dev,
 517                               cistpl_cftable_entry_t *cf,
 518                               cistpl_cftable_entry_t *dflt,
 519                               unsigned int vcc,
 520                               void *priv_data)
 521 {
 522         int *base2 = priv_data;
 523
 524         /* The quad port cards have bad CIS's, so just look for a
 525            window larger than 8 ports and assume it will be right */
 526         if ((cf->io.nwin == 1) && (cf->io.win[0].len > 8)) {
 527                 p_dev->io.BasePort1 = cf->io.win[0].base;
 528                 p_dev->io.IOAddrLines = cf->io.flags & CISTPL_IO_LINES_MASK;
 529                 if (!pcmcia_request_io(p_dev, &p_dev->io)) {
 530                         *base2 = p_dev->io.BasePort1 + 8;
 531                         return 0;
 532                 }
 533         }
 534         return -ENODEV;
 535 }
 536
 537 static int multi_config_check_notpicky(struct pcmcia_device *p_dev,
 538                                        cistpl_cftable_entry_t *cf,
 539                                        cistpl_cftable_entry_t *dflt,
 540                                        unsigned int vcc,
 541                                        void *priv_data)
 542 {
 543         int *base2 = priv_data;
 544
 545         if (cf->io.nwin == 2) {
 546                 p_dev->io.BasePort1 = cf->io.win[0].base;
 547                 p_dev->io.BasePort2 = cf->io.win[1].base;
 548                 p_dev->io.IOAddrLines = cf->io.flags & CISTPL_IO_LINES_MASK;
 549                 if (!pcmcia_request_io(p_dev, &p_dev->io)) {
 550                         *base2 = p_dev->io.BasePort2;
 551                         return 0;
 552                 }
 553         }
 554         return -ENODEV;
 555 }
 556
 557 static int multi_config(struct pcmcia_device *link)
 558 {
 559         struct serial_info *info = link->priv;
 560         int i, base2 = 0;
 561
 562         /* First, look for a generic full-sized window */
 563         link->io.NumPorts1 = info->multi * 8;
 564         if (pcmcia_loop_config(link, multi_config_check, &base2)) {
 565                 /* If that didn't work, look for two windows */
 566                 link->io.NumPorts1 = link->io.NumPorts2 = 8;
 567                 info->multi = 2;
 568                 if (pcmcia_loop_config(link, multi_config_check_notpicky,
 569                                        &base2)) {
 570                         printk(KERN_NOTICE "serial_cs: no usable port range"
 571                                "found, giving up\n");
 572                         return -ENODEV;
 573                 }
 574         }
 575
 576         if (!link->irq)
 577                 dev_warn(&link->dev,
 578                         "serial_cs: no usable IRQ found, continuing...\n");
 579
 580         /*
 581          * Apply any configuration quirks.
 582          */
 583         if (info->quirk && info->quirk->config)
 584                 info->quirk->config(link);
 585
 586         i = pcmcia_request_configuration(link, &link->conf);
 587         if (i != 0)
 588                 return -ENODEV;
 589
 590         /* The Oxford Semiconductor OXCF950 cards are in fact single-port:
 591          * 8 registers are for the UART, the others are extra registers.
 592          * Siemen's MC45 PCMCIA (Possio's GCC) is OXCF950 based too.
 593          */
 594         if (info->manfid == MANFID_OXSEMI || (info->manfid == MANFID_POSSIO &&
 595                                 info->prodid == PRODID_POSSIO_GCC)) {
 596                 int err;
 597
 598                 if (link->conf.ConfigIndex == 1 ||
 599                     link->conf.ConfigIndex == 3) {
 600                         err = setup_serial(link, info, base2,
 601                                         link->irq);
 602                         base2 = link->io.BasePort1;
 603                 } else {
 604                         err = setup_serial(link, info, link->io.BasePort1,
 605                                         link->irq);
 606                 }
 607                 info->c950ctrl = base2;
 608
 609                 /*
 610                  * FIXME: We really should wake up the port prior to
 611                  * handing it over to the serial layer.
 612                  */
 613                 if (info->quirk && info->quirk->wakeup)
 614                         info->quirk->wakeup(link);
 615
 616                 return 0;
 617         }
 618
 619         setup_serial(link, info, link->io.BasePort1, link->irq);
 620         for (i = 0; i < info->multi - 1; i++)
 621                 setup_serial(link, info, base2 + (8 * i),
 622                                 link->irq);
 623         return 0;
 624 }
 625
 626 static int serial_check_for_multi(struct pcmcia_device *p_dev,
 627                                   cistpl_cftable_entry_t *cf,
 628                                   cistpl_cftable_entry_t *dflt,
 629                                   unsigned int vcc,
 630                                   void *priv_data)
 631 {
 632         struct serial_info *info = p_dev->priv;
 633
 634         if ((cf->io.nwin == 1) && (cf->io.win[0].len % 8 == 0))
 635                 info->multi = cf->io.win[0].len >> 3;
 636
 637         if ((cf->io.nwin == 2) && (cf->io.win[0].len == 8) &&
 638                 (cf->io.win[1].len == 8))
 639                 info->multi = 2;
 640
 641         return 0; /* break */
 642 }
 643
 644
 645 /*======================================================================
 646
 647     serial_config() is scheduled to run after a CARD_INSERTION event
 648     is received, to configure the PCMCIA socket, and to make the
 649     serial device available to the system.
 650
 651 ======================================================================*/
 652
 653 static int serial_config(struct pcmcia_device * link)
 654 {
 655         struct serial_info *info = link->priv;
 656         int i;
 657
 658         dev_dbg(&link->dev, "serial_config\n");
 659
 660         /* Is this a compliant multifunction card? */
 661         info->multi = (link->socket->functions > 1);
 662
 663         /* Is this a multiport card? */
 664         info->manfid = link->manf_id;
 665         info->prodid = link->card_id;
 666
 667         for (i = 0; i < ARRAY_SIZE(quirks); i++)
 668                 if ((quirks[i].manfid == ~0 ||
 669                      quirks[i].manfid == info->manfid) &&
 670                     (quirks[i].prodid == ~0 ||
 671                      quirks[i].prodid == info->prodid)) {
 672                         info->quirk = &quirks[i];
 673                         break;
 674                 }
 675
 676         /* Another check for dual-serial cards: look for either serial or
 677            multifunction cards that ask for appropriate IO port ranges */
 678         if ((info->multi == 0) &&
 679             (link->has_func_id) &&
 680             ((link->func_id == CISTPL_FUNCID_MULTI) ||
 681              (link->func_id == CISTPL_FUNCID_SERIAL)))
 682                 pcmcia_loop_config(link, serial_check_for_multi, info);
 683
 684         /*
 685          * Apply any multi-port quirk.
 686          */
 687         if (info->quirk && info->quirk->multi != -1)
 688                 info->multi = info->quirk->multi;
 689
 690         if (info->multi > 1)
 691                 i = multi_config(link);
 692         else
 693                 i = simple_config(link);
 694
 695         if (i || info->ndev == 0)
 696                 goto failed;
 697
 698         /*
 699          * Apply any post-init quirk.  FIXME: This should really happen
 700          * before we register the port, since it might already be in use.
 701          */
 702         if (info->quirk && info->quirk->post)
 703                 if (info->quirk->post(link))
 704                         goto failed;
 705
 706         return 0;
 707
 708 failed:
 709         dev_warn(&link->dev, "serial_cs: failed to initialize\n");
 710         serial_remove(link);
 711         return -ENODEV;
 712 }
 713
 714 static struct pcmcia_device_id serial_ids[] = {
 715         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0057, 0x0021),
 716         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0089, 0x110a),
 717         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0104, 0x000a),
 718         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0xea15),
 719         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0109, 0x0501),
 720         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0138, 0x110a),
 721         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0140, 0x000a),
 722         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0143, 0x3341),
 723         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0143, 0xc0ab),
 724         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x016c, 0x0081),
 725         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x021b, 0x0101),
 726         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x08a1, 0xc0ab),
 727         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0x0d0a),
 728         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0x0e0a),
 729         PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "CC/XJEM3288", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x04cd2988, 0x46a52d63),
 730         PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "CC/XJEM3336", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x0143b773, 0x46a52d63),
 731         PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "EM1144T", "PCMCIA MODEM", 0xf510db04, 0x856d66c8, 0xbd6c43ef),
 732         PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "XJEM1144/CCEM1144", "PCMCIA MODEM", 0xf510db04, 0x52d21e1e, 0xbd6c43ef),
 733         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM28", 0x2e3ee845, 0x0ea978ea),
 734         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM33", 0x2e3ee845, 0x80609023),
 735         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM56", 0x2e3ee845, 0xa650c32a),
 736         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "REM10", 0x2e3ee845, 0x76df1d29),
 737         PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "XEM5600", 0x2e3ee845, 0xf1403719),
 738         PCMCIA_PFC_DEVICE_PROD_ID12(1, "AnyCom", "Fast Ethernet + 56K COMBO", 0x578ba6e7, 0xb0ac62c4),
 739         PCMCIA_PFC_DEVICE_PROD_ID12(1, "ATKK", "LM33-PCM-T", 0xba9eb7e2, 0x077c174e),
 740         PCMCIA_PFC_DEVICE_PROD_ID12(1, "D-Link", "DME336T", 0x1a424a1c, 0xb23897ff),
 741         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Gateway 2000", "XJEM3336", 0xdd9989be, 0x662c394c),
 742         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Grey Cell", "GCS3000", 0x2a151fac, 0x48b932ae),
 743         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Linksys", "EtherFast 10&100 + 56K PC Card (PCMLM56)", 0x0733cc81, 0xb3765033),
 744         PCMCIA_PFC_DEVICE_PROD_ID12(1, "LINKSYS", "PCMLM336", 0xf7cb0b07, 0x7a821b58),
 745         PCMCIA_PFC_DEVICE_PROD_ID12(1, "MEGAHERTZ", "XJEM1144/CCEM1144", 0xf510db04, 0x52d21e1e),
 746         PCMCIA_PFC_DEVICE_PROD_ID12(1, "MICRO RESEARCH", "COMBO-L/M-336", 0xb2ced065, 0x3ced0555),
 747         PCMCIA_PFC_DEVICE_PROD_ID12(1, "NEC", "PK-UG-J001" ,0x18df0ba0 ,0x831b1064),
 748         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Ositech", "Trumpcard:Jack of Diamonds Modem+Ethernet", 0xc2f80cd, 0x656947b9),
 749         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Ositech", "Trumpcard:Jack of Hearts Modem+Ethernet", 0xc2f80cd, 0xdc9ba5ed),
 750         PCMCIA_PFC_DEVICE_PROD_ID12(1, "PCMCIAs", "ComboCard", 0xdcfe12d3, 0xcd8906cc),
 751         PCMCIA_PFC_DEVICE_PROD_ID12(1, "PCMCIAs", "LanModem", 0xdcfe12d3, 0xc67c648f),
 752         PCMCIA_PFC_DEVICE_PROD_ID12(1, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed),
 753         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Xircom", "CreditCard Ethernet+Modem II", 0x2e3ee845, 0xeca401bf),
 754         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0e01),
 755         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0a05),
 756         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x1101),
 757         PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0104, 0x0070),
 758         PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0101, 0x0562),
 759         PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0104, 0x0070),
 760         PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x016c, 0x0020),
 761         PCMCIA_MFC_DEVICE_PROD_ID123(1, "APEX DATA", "MULTICARD", "ETHERNET-MODEM", 0x11c2da09, 0x7289dc5d, 0xaad95e1f),
 762         PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "Home and Away 28.8 PC Card       ", 0xb569a6e5, 0x5bd4ff2c),
 763         PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "Home and Away Credit Card Adapter", 0xb569a6e5, 0x4bdf15c3),
 764         PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "w95 Home and Away Credit Card ", 0xb569a6e5, 0xae911c15),
 765         PCMCIA_MFC_DEVICE_PROD_ID1(1, "Motorola MARQUIS", 0xf03e4e77),
 766         PCMCIA_MFC_DEVICE_PROD_ID2(1, "FAX/Modem/Ethernet Combo Card ", 0x1ed59302),
 767         PCMCIA_DEVICE_MANF_CARD(0x0089, 0x0301),
 768         PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x0276),
 769         PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0039),
 770         PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0006),
 771         PCMCIA_DEVICE_MANF_CARD(0x0105, 0x410a),
 772         PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d50),
 773         PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d51),
 774         PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d52),
 775         PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d53),
 776         PCMCIA_DEVICE_MANF_CARD(0x010b, 0xd180),
 777         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x000e),
 778         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x001b),
 779         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0025),
 780         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0045),
 781         PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0052),
 782         PCMCIA_DEVICE_PROD_ID134("ADV", "TECH", "COMpad-32/85", 0x67459937, 0x916d02ba, 0x8fbe92ae),
 783         PCMCIA_DEVICE_PROD_ID124("GATEWAY2000", "CC3144", "PCMCIA MODEM", 0x506bccae, 0xcb3685f1, 0xbd6c43ef),
 784         PCMCIA_DEVICE_PROD_ID14("MEGAHERTZ", "PCMCIA MODEM", 0xf510db04, 0xbd6c43ef),
 785         PCMCIA_DEVICE_PROD_ID124("TOSHIBA", "T144PF", "PCMCIA MODEM", 0xb4585a1a, 0x7271409c, 0xbd6c43ef),
 786         PCMCIA_DEVICE_PROD_ID123("FUJITSU", "FC14F ", "MBH10213", 0x6ee5a3d8, 0x30ead12b, 0xb00f05a0),
 787         PCMCIA_DEVICE_PROD_ID123("Novatel Wireless", "Merlin UMTS Modem", "U630", 0x32607776, 0xd9e73b13, 0xe87332e),
 788         PCMCIA_DEVICE_PROD_ID13("MEGAHERTZ", "V.34 PCMCIA MODEM", 0xf510db04, 0xbb2cce4a),
 789         PCMCIA_DEVICE_PROD_ID12("Brain Boxes", "Bluetooth PC Card", 0xee138382, 0xd4ce9b02),
 790         PCMCIA_DEVICE_PROD_ID12("CIRRUS LOGIC", "FAX MODEM", 0xe625f451, 0xcecd6dfa),
 791         PCMCIA_DEVICE_PROD_ID12("COMPAQ", "PCMCIA 28800 FAX/DATA MODEM", 0xa3a3062c, 0x8cbd7c76),
 792         PCMCIA_DEVICE_PROD_ID12("COMPAQ", "PCMCIA 33600 FAX/DATA MODEM", 0xa3a3062c, 0x5a00ce95),
 793         PCMCIA_DEVICE_PROD_ID12("Computerboards, Inc.", "PCM-COM422", 0xd0b78f51, 0x7e2d49ed),
 794         PCMCIA_DEVICE_PROD_ID12("Dr. Neuhaus", "FURY CARD 14K4", 0x76942813, 0x8b96ce65),
 795         PCMCIA_DEVICE_PROD_ID12("Intelligent", "ANGIA FAX/MODEM", 0xb496e65e, 0xf31602a6),
 796         PCMCIA_DEVICE_PROD_ID12("Intel", "MODEM 2400+", 0x816cc815, 0x412729fb),
 797         PCMCIA_DEVICE_PROD_ID12("IOTech Inc ", "PCMCIA Dual RS-232 Serial Port Card", 0x3bd2d898, 0x92abc92f),
 798         PCMCIA_DEVICE_PROD_ID12("MACRONIX", "FAX/MODEM", 0x668388b3, 0x3f9bdf2f),
 799         PCMCIA_DEVICE_PROD_ID12("Multi-Tech", "MT1432LT", 0x5f73be51, 0x0b3e2383),
 800         PCMCIA_DEVICE_PROD_ID12("Multi-Tech", "MT2834LT", 0x5f73be51, 0x4cd7c09e),
 801         PCMCIA_DEVICE_PROD_ID12("OEM      ", "C288MX     ", 0xb572d360, 0xd2385b7a),
 802         PCMCIA_DEVICE_PROD_ID12("PCMCIA   ", "C336MX     ", 0x99bcafe9, 0xaa25bcab),
 803         PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "PCMCIA Dual RS-232 Serial Port Card", 0xc4420b35, 0x92abc92f),
 804         PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "Dual RS-232 Serial Port PC Card", 0xc4420b35, 0x031a380d),
 805         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "cis/PCMLM28.cis"),
 806         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "cis/PCMLM28.cis"),
 807         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "cis/PCMLM28.cis"),
 808         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "cis/PCMLM28.cis"),
 809         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "cis/PCMLM28.cis"),
 810         PCMCIA_MFC_DEVICE_CIS_PROD_ID12(1, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "cis/DP83903.cis"),
 811         PCMCIA_MFC_DEVICE_CIS_PROD_ID4(1, "NSC MF LAN/Modem", 0x58fc6056, "cis/DP83903.cis"),
 812         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0556, "cis/3CCFEM556.cis"),
 813         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "cis/DP83903.cis"),
 814         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "cis/3CXEM556.cis"),
 815         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "cis/3CXEM556.cis"),
 816         PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "cis/SW_8xx_SER.cis"), /* Sierra Wireless AC850 3G Network Adapter R1 */
 817         PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC860", 0xd85f6206, 0x698f93db, "cis/SW_8xx_SER.cis"), /* Sierra Wireless AC860 3G Network Adapter R1 */
 818         PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC710/AC750", 0xd85f6206, 0x761b11e0, "cis/SW_7xx_SER.cis"),  /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */
 819         PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "cis/SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */
 820         PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "cis/SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */
 821         PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "cis/MT5634ZLX.cis"),
 822         PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-2", 0x96913a85, 0x27ab5437, "cis/COMpad2.cis"),
 823         PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "cis/COMpad4.cis"),
 824         PCMCIA_DEVICE_CIS_PROD_ID123("ADVANTECH", "COMpad-32/85", "1.0", 0x96913a85, 0x8fbe92ae, 0x0877b627, "cis/COMpad2.cis"),
 825         PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "cis/RS-COM-2P.cis"),
 826         PCMCIA_DEVICE_CIS_MANF_CARD(0x0013, 0x0000, "cis/GLOBETROTTER.cis"),
 827         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100  1.00.",0x19ca78af,0xf964f42b),
 828         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100",0x19ca78af,0x71d98e83),
 829         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL232  1.00.",0x19ca78af,0x69fb7490),
 830         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL232",0x19ca78af,0xb6bc0235),
 831         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c2000.","SERIAL CARD: CF232",0x63f2e0bd,0xb9e175d3),
 832         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c2000.","SERIAL CARD: CF232-5",0x63f2e0bd,0xfce33442),
 833         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF232",0x3beb8cf2,0x171e7190),
 834         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF232-5",0x3beb8cf2,0x20da4262),
 835         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF428",0x3beb8cf2,0xea5dd57d),
 836         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: CF500",0x3beb8cf2,0xd77255fa),
 837         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: IC232",0x3beb8cf2,0x6a709903),
 838         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: SL232",0x3beb8cf2,0x18430676),
 839         PCMCIA_DEVICE_PROD_ID12("Elan","Serial Port: XL232",0x3beb8cf2,0x6f933767),
 840         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: CF332",0x3beb8cf2,0x16dc1ba7),
 841         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: SL332",0x3beb8cf2,0x19816c41),
 842         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: SL385",0x3beb8cf2,0x64112029),
 843         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
 844         PCMCIA_MFC_DEVICE_PROD_ID12(0,"Elan","Serial+Parallel Port: SP230",0x3beb8cf2,0xdb9e58bc),
 845         PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: CF332",0x3beb8cf2,0x16dc1ba7),
 846         PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: SL332",0x3beb8cf2,0x19816c41),
 847         PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: SL385",0x3beb8cf2,0x64112029),
 848         PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
 849         PCMCIA_MFC_DEVICE_PROD_ID12(2,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
 850         PCMCIA_MFC_DEVICE_PROD_ID12(3,"Elan","Serial Port: SL432",0x3beb8cf2,0x1cce7ac4),
 851         PCMCIA_DEVICE_MANF_CARD(0x0279, 0x950b),
 852         /* too generic */
 853         /* PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0160, 0x0002), */
 854         /* PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0160, 0x0002), */
 855         PCMCIA_DEVICE_FUNC_ID(2),
 856         PCMCIA_DEVICE_NULL,
 857 };
 858 MODULE_DEVICE_TABLE(pcmcia, serial_ids);
 859
 860 MODULE_FIRMWARE("cis/PCMLM28.cis");
 861 MODULE_FIRMWARE("cis/DP83903.cis");
 862 MODULE_FIRMWARE("cis/3CCFEM556.cis");
 863 MODULE_FIRMWARE("cis/3CXEM556.cis");
 864 MODULE_FIRMWARE("cis/SW_8xx_SER.cis");
 865 MODULE_FIRMWARE("cis/SW_7xx_SER.cis");
 866 MODULE_FIRMWARE("cis/SW_555_SER.cis");
 867 MODULE_FIRMWARE("cis/MT5634ZLX.cis");
 868 MODULE_FIRMWARE("cis/COMpad2.cis");
 869 MODULE_FIRMWARE("cis/COMpad4.cis");
 870 MODULE_FIRMWARE("cis/RS-COM-2P.cis");
 871
 872 static struct pcmcia_driver serial_cs_driver = {
 873         .owner          = THIS_MODULE,
 874         .drv            = {
 875                 .name   = "serial_cs",
 876         },
 877         .probe          = serial_probe,
 878         .remove         = serial_detach,
 879         .id_table       = serial_ids,
 880         .suspend        = serial_suspend,
 881         .resume         = serial_resume,
 882 };
 883
 884 static int __init init_serial_cs(void)
 885 {
 886         return pcmcia_register_driver(&serial_cs_driver);
 887 }
 888
 889 static void __exit exit_serial_cs(void)
 890 {
 891         pcmcia_unregister_driver(&serial_cs_driver);
 892 }
 893
 894 module_init(init_serial_cs);
 895 module_exit(exit_serial_cs);
 896
 897 MODULE_LICENSE("GPL");