2 * Support for common PCI multi-I/O cards (which is most of them)
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 {
71 /* each element directly indexed from enum list, above */
72 struct parport_pc_pci {
74 struct { /* BAR (base address registers) numbers in the config
77 int hi; /* -1 if not there, >6 for offset-method (max
81 /* If set, this is called immediately after pci_enable_device.
82 * If it returns non-zero, no probing will take place and the
83 * ports will not be used. */
84 int (*preinit_hook) (struct pci_dev *pdev, struct parport_pc_pci *card,
85 int autoirq, int autodma);
87 /* If set, this is called after probing for ports. If 'failed'
88 * is non-zero we couldn't use any of the ports. */
89 void (*postinit_hook) (struct pci_dev *pdev,
90 struct parport_pc_pci *card, int failed);
93 static int netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *par,
94 int autoirq, int autodma)
96 /* the rule described below doesn't hold for this device */
97 if (dev->device == PCI_DEVICE_ID_NETMOS_9835 &&
98 dev->subsystem_vendor == PCI_VENDOR_ID_IBM &&
99 dev->subsystem_device == 0x0299)
102 if (dev->device == PCI_DEVICE_ID_NETMOS_9912) {
106 * Netmos uses the subdevice ID to indicate the number of parallel
107 * and serial ports. The form is 0x00PS, where <P> is the number of
108 * parallel ports and <S> is the number of serial ports.
110 par->numports = (dev->subsystem_device & 0xf0) >> 4;
111 if (par->numports > ARRAY_SIZE(par->addr))
112 par->numports = ARRAY_SIZE(par->addr);
118 static struct parport_pc_pci cards[] = {
119 /* titan_110l */ { 1, { { 3, -1 }, } },
120 /* titan_210l */ { 1, { { 3, -1 }, } },
121 /* netmos_9xx5_combo */ { 1, { { 2, -1 }, }, netmos_parallel_init },
122 /* netmos_9855 */ { 1, { { 0, -1 }, }, netmos_parallel_init },
123 /* netmos_9855_2p */ { 2, { { 0, -1 }, { 2, -1 }, } },
124 /* netmos_9900 */ {1, { { 3, 4 }, }, netmos_parallel_init },
125 /* netmos_9900_2p */ {2, { { 0, 1 }, { 3, 4 }, } },
126 /* netmos_99xx_1p */ {1, { { 0, 1 }, } },
127 /* avlab_1s1p */ { 1, { { 1, 2}, } },
128 /* avlab_1s2p */ { 2, { { 1, 2}, { 3, 4 },} },
129 /* avlab_2s1p */ { 1, { { 2, 3}, } },
130 /* siig_1s1p_10x */ { 1, { { 3, 4 }, } },
131 /* siig_2s1p_10x */ { 1, { { 4, 5 }, } },
132 /* siig_2p1s_20x */ { 2, { { 1, 2 }, { 3, 4 }, } },
133 /* siig_1s1p_20x */ { 1, { { 1, 2 }, } },
134 /* siig_2s1p_20x */ { 1, { { 2, 3 }, } },
135 /* timedia_4078a */ { 1, { { 2, -1 }, } },
136 /* timedia_4079h */ { 1, { { 2, 3 }, } },
137 /* timedia_4085h */ { 2, { { 2, -1 }, { 4, -1 }, } },
138 /* timedia_4088a */ { 2, { { 2, 3 }, { 4, 5 }, } },
139 /* timedia_4089a */ { 2, { { 2, 3 }, { 4, 5 }, } },
140 /* timedia_4095a */ { 2, { { 2, 3 }, { 4, 5 }, } },
141 /* timedia_4096a */ { 2, { { 2, 3 }, { 4, 5 }, } },
142 /* timedia_4078u */ { 1, { { 2, -1 }, } },
143 /* timedia_4079a */ { 1, { { 2, 3 }, } },
144 /* timedia_4085u */ { 2, { { 2, -1 }, { 4, -1 }, } },
145 /* timedia_4079r */ { 1, { { 2, 3 }, } },
146 /* timedia_4079s */ { 1, { { 2, 3 }, } },
147 /* timedia_4079d */ { 1, { { 2, 3 }, } },
148 /* timedia_4079e */ { 1, { { 2, 3 }, } },
149 /* timedia_4079f */ { 1, { { 2, 3 }, } },
150 /* timedia_9079a */ { 1, { { 2, 3 }, } },
151 /* timedia_9079b */ { 1, { { 2, 3 }, } },
152 /* timedia_9079c */ { 1, { { 2, 3 }, } },
153 /* wch_ch353_1s1p*/ { 1, { { 1, -1}, } },
154 /* wch_ch353_2s1p*/ { 1, { { 2, -1}, } },
155 /* wch_ch382_2s1p*/ { 1, { { 2, -1}, } },
156 /* sunix_2s1p */ { 1, { { 3, -1 }, } },
159 #define PCI_VENDOR_ID_SUNIX 0x1fd4
160 #define PCI_DEVICE_ID_SUNIX_1999 0x1999
162 static struct pci_device_id parport_serial_pci_tbl[] = {
164 { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_110L,
165 PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_110l },
166 { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_210L,
167 PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_210l },
168 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735,
169 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
170 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9745,
171 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
172 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
173 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
174 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845,
175 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
176 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
177 0x1000, 0x0020, 0, 0, netmos_9855_2p },
178 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
179 0x1000, 0x0022, 0, 0, netmos_9855_2p },
180 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
181 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 },
182 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
183 0xA000, 0x3011, 0, 0, netmos_9900 },
184 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
185 0xA000, 0x3012, 0, 0, netmos_9900 },
186 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
187 0xA000, 0x3020, 0, 0, netmos_9900_2p },
188 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9912,
189 0xA000, 0x2000, 0, 0, netmos_99xx_1p },
190 /* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/
191 { PCI_VENDOR_ID_AFAVLAB, 0x2110,
192 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
193 { PCI_VENDOR_ID_AFAVLAB, 0x2111,
194 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
195 { PCI_VENDOR_ID_AFAVLAB, 0x2112,
196 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
197 { PCI_VENDOR_ID_AFAVLAB, 0x2140,
198 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
199 { PCI_VENDOR_ID_AFAVLAB, 0x2141,
200 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
201 { PCI_VENDOR_ID_AFAVLAB, 0x2142,
202 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p },
203 { PCI_VENDOR_ID_AFAVLAB, 0x2160,
204 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
205 { PCI_VENDOR_ID_AFAVLAB, 0x2161,
206 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
207 { PCI_VENDOR_ID_AFAVLAB, 0x2162,
208 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p },
209 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_550,
210 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
211 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_650,
212 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
213 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_850,
214 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x },
215 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_550,
216 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
217 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_650,
218 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
219 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_850,
220 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x },
221 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_550,
222 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
223 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_650,
224 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
225 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_850,
226 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x },
227 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_550,
228 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
229 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_650,
230 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
231 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_850,
232 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x },
233 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_550,
234 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
235 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_650,
236 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
237 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_850,
238 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x },
239 /* PCI_VENDOR_ID_TIMEDIA/SUNIX has many differing cards ...*/
240 { 0x1409, 0x7168, 0x1409, 0x4078, 0, 0, timedia_4078a },
241 { 0x1409, 0x7168, 0x1409, 0x4079, 0, 0, timedia_4079h },
242 { 0x1409, 0x7168, 0x1409, 0x4085, 0, 0, timedia_4085h },
243 { 0x1409, 0x7168, 0x1409, 0x4088, 0, 0, timedia_4088a },
244 { 0x1409, 0x7168, 0x1409, 0x4089, 0, 0, timedia_4089a },
245 { 0x1409, 0x7168, 0x1409, 0x4095, 0, 0, timedia_4095a },
246 { 0x1409, 0x7168, 0x1409, 0x4096, 0, 0, timedia_4096a },
247 { 0x1409, 0x7168, 0x1409, 0x5078, 0, 0, timedia_4078u },
248 { 0x1409, 0x7168, 0x1409, 0x5079, 0, 0, timedia_4079a },
249 { 0x1409, 0x7168, 0x1409, 0x5085, 0, 0, timedia_4085u },
250 { 0x1409, 0x7168, 0x1409, 0x6079, 0, 0, timedia_4079r },
251 { 0x1409, 0x7168, 0x1409, 0x7079, 0, 0, timedia_4079s },
252 { 0x1409, 0x7168, 0x1409, 0x8079, 0, 0, timedia_4079d },
253 { 0x1409, 0x7168, 0x1409, 0x9079, 0, 0, timedia_4079e },
254 { 0x1409, 0x7168, 0x1409, 0xa079, 0, 0, timedia_4079f },
255 { 0x1409, 0x7168, 0x1409, 0xb079, 0, 0, timedia_9079a },
256 { 0x1409, 0x7168, 0x1409, 0xc079, 0, 0, timedia_9079b },
257 { 0x1409, 0x7168, 0x1409, 0xd079, 0, 0, timedia_9079c },
260 { 0x4348, 0x5053, PCI_ANY_ID, PCI_ANY_ID, 0, 0, wch_ch353_1s1p},
261 { 0x4348, 0x7053, 0x4348, 0x3253, 0, 0, wch_ch353_2s1p},
262 { 0x1c00, 0x3250, 0x1c00, 0x3250, 0, 0, wch_ch382_2s1p},
265 * More SUNIX variations. At least one of these has part number
266 * '5079A but subdevice 0x102. That board reports 0x0708 as
269 { PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX,
270 0x0102, 0, 0, sunix_2s1p },
272 { 0, } /* terminate list */
274 MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl);
277 * This table describes the serial "geometry" of these boards. Any
278 * quirks for these can be found in drivers/serial/8250_pci.c
280 * Cards not tested are marked n/t
281 * If you have one of these cards and it works for you, please tell me..
283 static struct pciserial_board pci_parport_serial_boards[] = {
285 .flags = FL_BASE1 | FL_BASE_BARS,
291 .flags = FL_BASE1 | FL_BASE_BARS,
296 [netmos_9xx5_combo] = {
297 .flags = FL_BASE0 | FL_BASE_BARS,
303 .flags = FL_BASE2 | FL_BASE_BARS,
309 .flags = FL_BASE4 | FL_BASE_BARS,
314 [netmos_9900] = { /* n/t */
315 .flags = FL_BASE0 | FL_BASE_BARS,
320 [netmos_9900_2p] = { /* parallel only */ /* n/t */
326 [netmos_99xx_1p] = { /* parallel only */ /* n/t */
332 [avlab_1s1p] = { /* n/t */
333 .flags = FL_BASE0 | FL_BASE_BARS,
338 [avlab_1s2p] = { /* n/t */
339 .flags = FL_BASE0 | FL_BASE_BARS,
344 [avlab_2s1p] = { /* n/t */
345 .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,
495 .flags = FL_BASE0|FL_BASE_BARS,
505 .first_offset = 0xC0,
508 .flags = FL_BASE0|FL_BASE_BARS,
515 struct parport_serial_private {
516 struct serial_private *serial;
518 struct parport *port[PARPORT_MAX];
519 struct parport_pc_pci par;
522 /* Register the serial port(s) of a PCI card. */
523 static int serial_register(struct pci_dev *dev, const struct pci_device_id *id)
525 struct parport_serial_private *priv = pci_get_drvdata (dev);
526 struct pciserial_board *board;
527 struct serial_private *serial;
529 board = &pci_parport_serial_boards[id->driver_data];
531 if (board->num_ports == 0)
534 serial = pciserial_init_ports(dev, board);
537 return PTR_ERR(serial);
539 priv->serial = serial;
543 /* Register the parallel port(s) of a PCI card. */
544 static int parport_register(struct pci_dev *dev, const struct pci_device_id *id)
546 struct parport_pc_pci *card;
547 struct parport_serial_private *priv = pci_get_drvdata (dev);
550 priv->par = cards[id->driver_data];
552 if (card->preinit_hook &&
553 card->preinit_hook (dev, card, PARPORT_IRQ_NONE, PARPORT_DMA_NONE))
556 for (n = 0; n < card->numports; n++) {
557 struct parport *port;
558 int lo = card->addr[n].lo;
559 int hi = card->addr[n].hi;
560 unsigned long io_lo, io_hi;
563 if (priv->num_par == ARRAY_SIZE (priv->port)) {
565 "parport_serial: %s: only %zu parallel ports "
566 "supported (%d reported)\n", pci_name (dev),
567 ARRAY_SIZE(priv->port), card->numports);
571 io_lo = pci_resource_start (dev, lo);
573 if ((hi >= 0) && (hi <= 6))
574 io_hi = pci_resource_start (dev, hi);
576 io_lo += hi; /* Reinterpret the meaning of
577 "hi" as an offset (see SYBA
579 /* TODO: test if sharing interrupts works */
581 if (irq == IRQ_NONE) {
583 "PCI parallel port detected: I/O at %#lx(%#lx)\n",
585 irq = PARPORT_IRQ_NONE;
588 "PCI parallel port detected: I/O at %#lx(%#lx), IRQ %d\n",
591 port = parport_pc_probe_port (io_lo, io_hi, irq,
592 PARPORT_DMA_NONE, &dev->dev, IRQF_SHARED);
594 priv->port[priv->num_par++] = port;
599 if (card->postinit_hook)
600 card->postinit_hook (dev, card, !success);
605 static int parport_serial_pci_probe(struct pci_dev *dev,
606 const struct pci_device_id *id)
608 struct parport_serial_private *priv;
611 priv = kzalloc (sizeof *priv, GFP_KERNEL);
614 pci_set_drvdata (dev, priv);
616 err = pci_enable_device (dev);
622 if (parport_register (dev, id)) {
627 if (serial_register (dev, id)) {
629 for (i = 0; i < priv->num_par; i++)
630 parport_pc_unregister_port (priv->port[i]);
638 static void parport_serial_pci_remove(struct pci_dev *dev)
640 struct parport_serial_private *priv = pci_get_drvdata (dev);
645 pciserial_remove_ports(priv->serial);
648 for (i = 0; i < priv->num_par; i++)
649 parport_pc_unregister_port (priv->port[i]);
656 static int parport_serial_pci_suspend(struct pci_dev *dev, pm_message_t state)
658 struct parport_serial_private *priv = pci_get_drvdata(dev);
661 pciserial_suspend_ports(priv->serial);
663 /* FIXME: What about parport? */
666 pci_set_power_state(dev, pci_choose_state(dev, state));
670 static int parport_serial_pci_resume(struct pci_dev *dev)
672 struct parport_serial_private *priv = pci_get_drvdata(dev);
675 pci_set_power_state(dev, PCI_D0);
676 pci_restore_state(dev);
679 * The device may have been disabled. Re-enable it.
681 err = pci_enable_device(dev);
683 printk(KERN_ERR "parport_serial: %s: error enabling "
684 "device for resume (%d)\n", pci_name(dev), err);
689 pciserial_resume_ports(priv->serial);
691 /* FIXME: What about parport? */
697 static struct pci_driver parport_serial_pci_driver = {
698 .name = "parport_serial",
699 .id_table = parport_serial_pci_tbl,
700 .probe = parport_serial_pci_probe,
701 .remove = parport_serial_pci_remove,
703 .suspend = parport_serial_pci_suspend,
704 .resume = parport_serial_pci_resume,
709 static int __init parport_serial_init (void)
711 return pci_register_driver (&parport_serial_pci_driver);
714 static void __exit parport_serial_exit (void)
716 pci_unregister_driver (&parport_serial_pci_driver);
721 MODULE_DESCRIPTION("Driver for common parallel+serial multi-I/O PCI cards");
722 MODULE_LICENSE("GPL");
724 module_init(parport_serial_init);
725 module_exit(parport_serial_exit);