2 * Support for common PCI multi-I/O cards (which is most of them)
4 * Copyright (C) 2001 Tim Waugh <twaugh@redhat.com>
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
12 * Multi-function PCI cards are supposed to present separate logical
13 * devices on the bus. A common thing to do seems to be to just use
14 * one logical device with lots of base address registers for both
15 * parallel ports and serial ports. This driver is for dealing with
20 #include <linux/types.h>
21 #include <linux/module.h>
22 #include <linux/init.h>
23 #include <linux/slab.h>
24 #include <linux/pci.h>
25 #include <linux/interrupt.h>
26 #include <linux/parport.h>
27 #include <linux/parport_pc.h>
28 #include <linux/8250_pci.h>
30 enum parport_pc_pci_cards {
69 /* each element directly indexed from enum list, above */
70 struct parport_pc_pci {
72 struct { /* BAR (base address registers) numbers in the config
75 int hi; /* -1 if not there, >6 for offset-method (max
79 /* If set, this is called immediately after pci_enable_device.
80 * If it returns non-zero, no probing will take place and the
81 * ports will not be used. */
82 int (*preinit_hook) (struct pci_dev *pdev, struct parport_pc_pci *card,
83 int autoirq, int autodma);
85 /* If set, this is called after probing for ports. If 'failed'
86 * is non-zero we couldn't use any of the ports. */
87 void (*postinit_hook) (struct pci_dev *pdev,
88 struct parport_pc_pci *card, int failed);
91 static int netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *par,
92 int autoirq, int autodma)
94 /* the rule described below doesn't hold for this device */
95 if (dev->device == PCI_DEVICE_ID_NETMOS_9835 &&
96 dev->subsystem_vendor == PCI_VENDOR_ID_IBM &&
97 dev->subsystem_device == 0x0299)
100 if (dev->device == PCI_DEVICE_ID_NETMOS_9912) {
104 * Netmos uses the subdevice ID to indicate the number of parallel
105 * and serial ports. The form is 0x00PS, where <P> is the number of
106 * parallel ports and <S> is the number of serial ports.
108 par->numports = (dev->subsystem_device & 0xf0) >> 4;
109 if (par->numports > ARRAY_SIZE(par->addr))
110 par->numports = ARRAY_SIZE(par->addr);
116 static struct parport_pc_pci cards[] = {
117 /* titan_110l */ { 1, { { 3, -1 }, } },
118 /* titan_210l */ { 1, { { 3, -1 }, } },
119 /* netmos_9xx5_combo */ { 1, { { 2, -1 }, }, netmos_parallel_init },
120 /* netmos_9855 */ { 1, { { 0, -1 }, }, netmos_parallel_init },
121 /* netmos_9855_2p */ { 2, { { 0, -1 }, { 2, -1 }, } },
122 /* netmos_9900 */ {1, { { 3, 4 }, }, netmos_parallel_init },
123 /* netmos_9900_2p */ {2, { { 0, 1 }, { 3, 4 }, } },
124 /* netmos_99xx_1p */ {1, { { 0, 1 }, } },
125 /* avlab_1s1p */ { 1, { { 1, 2}, } },
126 /* avlab_1s2p */ { 2, { { 1, 2}, { 3, 4 },} },
127 /* avlab_2s1p */ { 1, { { 2, 3}, } },
128 /* siig_1s1p_10x */ { 1, { { 3, 4 }, } },
129 /* siig_2s1p_10x */ { 1, { { 4, 5 }, } },
130 /* siig_2p1s_20x */ { 2, { { 1, 2 }, { 3, 4 }, } },
131 /* siig_1s1p_20x */ { 1, { { 1, 2 }, } },
132 /* siig_2s1p_20x */ { 1, { { 2, 3 }, } },
133 /* timedia_4078a */ { 1, { { 2, -1 }, } },
134 /* timedia_4079h */ { 1, { { 2, 3 }, } },
135 /* timedia_4085h */ { 2, { { 2, -1 }, { 4, -1 }, } },
136 /* timedia_4088a */ { 2, { { 2, 3 }, { 4, 5 }, } },
137 /* timedia_4089a */ { 2, { { 2, 3 }, { 4, 5 }, } },
138 /* timedia_4095a */ { 2, { { 2, 3 }, { 4, 5 }, } },
139 /* timedia_4096a */ { 2, { { 2, 3 }, { 4, 5 }, } },
140 /* timedia_4078u */ { 1, { { 2, -1 }, } },
141 /* timedia_4079a */ { 1, { { 2, 3 }, } },
142 /* timedia_4085u */ { 2, { { 2, -1 }, { 4, -1 }, } },
143 /* timedia_4079r */ { 1, { { 2, 3 }, } },
144 /* timedia_4079s */ { 1, { { 2, 3 }, } },
145 /* timedia_4079d */ { 1, { { 2, 3 }, } },
146 /* timedia_4079e */ { 1, { { 2, 3 }, } },
147 /* timedia_4079f */ { 1, { { 2, 3 }, } },
148 /* timedia_9079a */ { 1, { { 2, 3 }, } },
149 /* timedia_9079b */ { 1, { { 2, 3 }, } },
150 /* timedia_9079c */ { 1, { { 2, 3 }, } },
151 /* wch_ch353_2s1p*/ { 1, { { 2, -1}, } },
152 /* sunix_2s1p */ { 1, { { 3, -1 }, } },
155 #define PCI_VENDOR_ID_SUNIX 0x1fd4
156 #define PCI_DEVICE_ID_SUNIX_1999 0x1999
158 static struct pci_device_id parport_serial_pci_tbl[] = {
160 { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_110L,
161 PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_110l },
162 { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_210L,
163 PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_210l },
164 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735,
165 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
166 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9745,
167 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
168 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
169 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
170 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845,
171 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
172 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
173 0x1000, 0x0020, 0, 0, netmos_9855_2p },
174 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
175 0x1000, 0x0022, 0, 0, netmos_9855_2p },
176 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
177 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 },
178 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
179 0xA000, 0x3011, 0, 0, netmos_9900 },
180 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
181 0xA000, 0x3012, 0, 0, netmos_9900 },
182 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
183 0xA000, 0x3020, 0, 0, netmos_9900_2p },
184 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9912,
185 0xA000, 0x2000, 0, 0, netmos_99xx_1p },
186 /* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/
187 { PCI_VENDOR_ID_AFAVLAB, 0x2110,
188 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
189 { PCI_VENDOR_ID_AFAVLAB, 0x2111,
190 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
191 { PCI_VENDOR_ID_AFAVLAB, 0x2112,
192 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
193 { PCI_VENDOR_ID_AFAVLAB, 0x2140,
194 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
195 { PCI_VENDOR_ID_AFAVLAB, 0x2141,
196 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
197 { PCI_VENDOR_ID_AFAVLAB, 0x2142,
198 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
199 { PCI_VENDOR_ID_AFAVLAB, 0x2160,
200 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
201 { PCI_VENDOR_ID_AFAVLAB, 0x2161,
202 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
203 { PCI_VENDOR_ID_AFAVLAB, 0x2162,
204 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
205 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_550,
206 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
207 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_650,
208 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
209 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_850,
210 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
211 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_550,
212 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
213 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_650,
214 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
215 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_850,
216 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
217 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_550,
218 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
219 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_650,
220 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
221 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_850,
222 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
223 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_550,
224 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
225 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_650,
226 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
227 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_850,
228 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
229 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_550,
230 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
231 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_650,
232 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
233 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_850,
234 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
235 /* PCI_VENDOR_ID_TIMEDIA/SUNIX has many differing cards ...*/
236 { 0x1409, 0x7168, 0x1409, 0x4078, 0, 0, timedia_4078a },
237 { 0x1409, 0x7168, 0x1409, 0x4079, 0, 0, timedia_4079h },
238 { 0x1409, 0x7168, 0x1409, 0x4085, 0, 0, timedia_4085h },
239 { 0x1409, 0x7168, 0x1409, 0x4088, 0, 0, timedia_4088a },
240 { 0x1409, 0x7168, 0x1409, 0x4089, 0, 0, timedia_4089a },
241 { 0x1409, 0x7168, 0x1409, 0x4095, 0, 0, timedia_4095a },
242 { 0x1409, 0x7168, 0x1409, 0x4096, 0, 0, timedia_4096a },
243 { 0x1409, 0x7168, 0x1409, 0x5078, 0, 0, timedia_4078u },
244 { 0x1409, 0x7168, 0x1409, 0x5079, 0, 0, timedia_4079a },
245 { 0x1409, 0x7168, 0x1409, 0x5085, 0, 0, timedia_4085u },
246 { 0x1409, 0x7168, 0x1409, 0x6079, 0, 0, timedia_4079r },
247 { 0x1409, 0x7168, 0x1409, 0x7079, 0, 0, timedia_4079s },
248 { 0x1409, 0x7168, 0x1409, 0x8079, 0, 0, timedia_4079d },
249 { 0x1409, 0x7168, 0x1409, 0x9079, 0, 0, timedia_4079e },
250 { 0x1409, 0x7168, 0x1409, 0xa079, 0, 0, timedia_4079f },
251 { 0x1409, 0x7168, 0x1409, 0xb079, 0, 0, timedia_9079a },
252 { 0x1409, 0x7168, 0x1409, 0xc079, 0, 0, timedia_9079b },
253 { 0x1409, 0x7168, 0x1409, 0xd079, 0, 0, timedia_9079c },
256 { 0x4348, 0x7053, 0x4348, 0x3253, 0, 0, wch_ch353_2s1p},
259 * More SUNIX variations. At least one of these has part number
260 * '5079A but subdevice 0x102. That board reports 0x0708 as
263 { PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX,
264 0x0102, 0, 0, sunix_2s1p },
266 { 0, } /* terminate list */
268 MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl);
271 * This table describes the serial "geometry" of these boards. Any
272 * quirks for these can be found in drivers/serial/8250_pci.c
274 * Cards not tested are marked n/t
275 * If you have one of these cards and it works for you, please tell me..
277 static struct pciserial_board pci_parport_serial_boards[] = {
279 .flags = FL_BASE1 | FL_BASE_BARS,
285 .flags = FL_BASE1 | FL_BASE_BARS,
290 [netmos_9xx5_combo] = {
291 .flags = FL_BASE0 | FL_BASE_BARS,
297 .flags = FL_BASE2 | FL_BASE_BARS,
303 .flags = FL_BASE4 | FL_BASE_BARS,
308 [netmos_9900] = { /* n/t */
309 .flags = FL_BASE0 | FL_BASE_BARS,
314 [netmos_9900_2p] = { /* parallel only */ /* n/t */
320 [netmos_99xx_1p] = { /* parallel only */ /* n/t */
326 [avlab_1s1p] = { /* n/t */
327 .flags = FL_BASE0 | FL_BASE_BARS,
332 [avlab_1s2p] = { /* n/t */
333 .flags = FL_BASE0 | FL_BASE_BARS,
338 [avlab_2s1p] = { /* n/t */
339 .flags = FL_BASE0 | FL_BASE_BARS,
375 .flags = FL_BASE0|FL_BASE_BARS,
381 .flags = FL_BASE0|FL_BASE_BARS,
387 .flags = FL_BASE0|FL_BASE_BARS,
393 .flags = FL_BASE0|FL_BASE_BARS,
399 .flags = FL_BASE0|FL_BASE_BARS,
405 .flags = FL_BASE0|FL_BASE_BARS,
411 .flags = FL_BASE0|FL_BASE_BARS,
417 .flags = FL_BASE0|FL_BASE_BARS,
423 .flags = FL_BASE0|FL_BASE_BARS,
429 .flags = FL_BASE0|FL_BASE_BARS,
435 .flags = FL_BASE0|FL_BASE_BARS,
441 .flags = FL_BASE0|FL_BASE_BARS,
447 .flags = FL_BASE0|FL_BASE_BARS,
453 .flags = FL_BASE0|FL_BASE_BARS,
459 .flags = FL_BASE0|FL_BASE_BARS,
465 .flags = FL_BASE0|FL_BASE_BARS,
471 .flags = FL_BASE0|FL_BASE_BARS,
477 .flags = FL_BASE0|FL_BASE_BARS,
483 .flags = FL_BASE0|FL_BASE_BARS,
489 .flags = FL_BASE0|FL_BASE_BARS,
496 struct parport_serial_private {
497 struct serial_private *serial;
499 struct parport *port[PARPORT_MAX];
500 struct parport_pc_pci par;
503 /* Register the serial port(s) of a PCI card. */
504 static int serial_register(struct pci_dev *dev, const struct pci_device_id *id)
506 struct parport_serial_private *priv = pci_get_drvdata (dev);
507 struct pciserial_board *board;
508 struct serial_private *serial;
510 board = &pci_parport_serial_boards[id->driver_data];
512 if (board->num_ports == 0)
515 serial = pciserial_init_ports(dev, board);
518 return PTR_ERR(serial);
520 priv->serial = serial;
524 /* Register the parallel port(s) of a PCI card. */
525 static int parport_register(struct pci_dev *dev, const struct pci_device_id *id)
527 struct parport_pc_pci *card;
528 struct parport_serial_private *priv = pci_get_drvdata (dev);
531 priv->par = cards[id->driver_data];
533 if (card->preinit_hook &&
534 card->preinit_hook (dev, card, PARPORT_IRQ_NONE, PARPORT_DMA_NONE))
537 for (n = 0; n < card->numports; n++) {
538 struct parport *port;
539 int lo = card->addr[n].lo;
540 int hi = card->addr[n].hi;
541 unsigned long io_lo, io_hi;
544 if (priv->num_par == ARRAY_SIZE (priv->port)) {
546 "parport_serial: %s: only %zu parallel ports "
547 "supported (%d reported)\n", pci_name (dev),
548 ARRAY_SIZE(priv->port), card->numports);
552 io_lo = pci_resource_start (dev, lo);
554 if ((hi >= 0) && (hi <= 6))
555 io_hi = pci_resource_start (dev, hi);
557 io_lo += hi; /* Reinterpret the meaning of
558 "hi" as an offset (see SYBA
560 /* TODO: test if sharing interrupts works */
562 if (irq == IRQ_NONE) {
564 "PCI parallel port detected: I/O at %#lx(%#lx)\n",
566 irq = PARPORT_IRQ_NONE;
569 "PCI parallel port detected: I/O at %#lx(%#lx), IRQ %d\n",
572 port = parport_pc_probe_port (io_lo, io_hi, irq,
573 PARPORT_DMA_NONE, &dev->dev, IRQF_SHARED);
575 priv->port[priv->num_par++] = port;
580 if (card->postinit_hook)
581 card->postinit_hook (dev, card, !success);
586 static int parport_serial_pci_probe(struct pci_dev *dev,
587 const struct pci_device_id *id)
589 struct parport_serial_private *priv;
592 priv = kzalloc (sizeof *priv, GFP_KERNEL);
595 pci_set_drvdata (dev, priv);
597 err = pci_enable_device (dev);
603 if (parport_register (dev, id)) {
608 if (serial_register (dev, id)) {
610 for (i = 0; i < priv->num_par; i++)
611 parport_pc_unregister_port (priv->port[i]);
619 static void parport_serial_pci_remove(struct pci_dev *dev)
621 struct parport_serial_private *priv = pci_get_drvdata (dev);
626 pciserial_remove_ports(priv->serial);
629 for (i = 0; i < priv->num_par; i++)
630 parport_pc_unregister_port (priv->port[i]);
637 static int parport_serial_pci_suspend(struct pci_dev *dev, pm_message_t state)
639 struct parport_serial_private *priv = pci_get_drvdata(dev);
642 pciserial_suspend_ports(priv->serial);
644 /* FIXME: What about parport? */
647 pci_set_power_state(dev, pci_choose_state(dev, state));
651 static int parport_serial_pci_resume(struct pci_dev *dev)
653 struct parport_serial_private *priv = pci_get_drvdata(dev);
656 pci_set_power_state(dev, PCI_D0);
657 pci_restore_state(dev);
660 * The device may have been disabled. Re-enable it.
662 err = pci_enable_device(dev);
664 printk(KERN_ERR "parport_serial: %s: error enabling "
665 "device for resume (%d)\n", pci_name(dev), err);
670 pciserial_resume_ports(priv->serial);
672 /* FIXME: What about parport? */
678 static struct pci_driver parport_serial_pci_driver = {
679 .name = "parport_serial",
680 .id_table = parport_serial_pci_tbl,
681 .probe = parport_serial_pci_probe,
682 .remove = parport_serial_pci_remove,
684 .suspend = parport_serial_pci_suspend,
685 .resume = parport_serial_pci_resume,
690 static int __init parport_serial_init (void)
692 return pci_register_driver (&parport_serial_pci_driver);
695 static void __exit parport_serial_exit (void)
697 pci_unregister_driver (&parport_serial_pci_driver);
701 MODULE_AUTHOR("Tim Waugh <twaugh@redhat.com>");
702 MODULE_DESCRIPTION("Driver for common parallel+serial multi-I/O PCI cards");
703 MODULE_LICENSE("GPL");
705 module_init(parport_serial_init);
706 module_exit(parport_serial_exit);