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Input: i8042 - add Gericom Bellagio to nomux blacklist
[net-next-2.6.git] / drivers / input / serio / i8042-x86ia64io.h
CommitLineData
1da177e4
LT		 1#ifndef _I8042_X86IA64IO_H
2#define _I8042_X86IA64IO_H
3
4/*
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published by
7 * the Free Software Foundation.
8 */
9
10/*
11 * Names.
12 */
13
14#define I8042_KBD_PHYS_DESC "isa0060/serio0"
15#define I8042_AUX_PHYS_DESC "isa0060/serio1"
16#define I8042_MUX_PHYS_DESC "isa0060/serio%d"
17
18/*
19 * IRQs.
20 */
21
22#if defined(__ia64__)
23# define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
24#else
25# define I8042_MAP_IRQ(x) (x)
26#endif
27
28#define I8042_KBD_IRQ i8042_kbd_irq
29#define I8042_AUX_IRQ i8042_aux_irq
30
31static int i8042_kbd_irq;
32static int i8042_aux_irq;
33
34/*
35 * Register numbers.
36 */
37
38#define I8042_COMMAND_REG i8042_command_reg
39#define I8042_STATUS_REG i8042_command_reg
40#define I8042_DATA_REG i8042_data_reg
41
42static int i8042_command_reg = 0x64;
43static int i8042_data_reg = 0x60;
44
45
46static inline int i8042_read_data(void)
47{
48 return inb(I8042_DATA_REG);
49}
50
51static inline int i8042_read_status(void)
52{
53 return inb(I8042_STATUS_REG);
54}
55
56static inline void i8042_write_data(int val)
57{
58 outb(val, I8042_DATA_REG);
59}
60
61static inline void i8042_write_command(int val)
62{
63 outb(val, I8042_COMMAND_REG);
64}
65
c3a34f43 66#ifdef CONFIG_X86
1da177e4
LT		 67
68#include <linux/dmi.h>
69
70static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
90245c17
DT		 71 {
72 /* AUX LOOP command does not raise AUX IRQ */
73 .ident = "ASUS P65UP5",
74 .matches = {
75 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
76 DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
77 DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
78 },
79 },
1da177e4
LT		 80 {
81 .ident = "Compaq Proliant 8500",
82 .matches = {
83 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
84 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
85 DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
86 },
87 },
88 {
89 .ident = "Compaq Proliant DL760",
90 .matches = {
91 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
92 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
93 DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
94 },
95 },
6020bafc
BC		 96 {
97 .ident = "OQO Model 01",
98 .matches = {
99 DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
100 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
101 DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
102 },
103 },
8c4df74e
DT		 104 {
105 /* AUX LOOP does not work properly */
106 .ident = "ULI EV4873",
107 .matches = {
108 DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
109 DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
110 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
111 },
112 },
8bf4215e
JK		 113 {
114 .ident = "Microsoft Virtual Machine",
115 .matches = {
116 DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
117 DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
118 DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
119 },
120 },
1da177e4
LT		 121 { }
122};
123
124/*
59311de3 125 * Some Fujitsu notebooks are having trouble with touchpads if
1da177e4
LT		 126 * active multiplexing mode is activated. Luckily they don't have
127 * external PS/2 ports so we can safely disable it.
59311de3
DT		 128 * ... apparently some Toshibas don't like MUX mode either and
129 * die horrible death on reboot.
1da177e4
LT		 130 */
131static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
132 {
133 .ident = "Fujitsu Lifebook P7010/P7010D",
134 .matches = {
135 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
136 DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
137 },
138 },
bb06ec3c
DT		 139 {
140 .ident = "Fujitsu Lifebook P7010",
141 .matches = {
142 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
143 DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
144 },
145 },
1da177e4
LT		 146 {
147 .ident = "Fujitsu Lifebook P5020D",
148 .matches = {
149 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
150 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
151 },
152 },
153 {
154 .ident = "Fujitsu Lifebook S2000",
155 .matches = {
156 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
157 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
158 },
159 },
b4ff99b6
DT		 160 {
161 .ident = "Fujitsu Lifebook S6230",
162 .matches = {
163 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
164 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
165 },
166 },
1da177e4
LT		 167 {
168 .ident = "Fujitsu T70H",
169 .matches = {
170 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
171 DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
172 },
173 },
20f07944
VP		 174 {
175 .ident = "Fujitsu-Siemens Lifebook T3010",
176 .matches = {
177 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
178 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
179 },
180 },
7545c24c
DT		 181 {
182 .ident = "Fujitsu-Siemens Lifebook E4010",
183 .matches = {
184 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
185 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
186 },
187 },
3f79b1e9
JK		 188 {
189 .ident = "Fujitsu-Siemens Amilo Pro 2010",
190 .matches = {
191 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
192 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
193 },
194 },
efd51846
JK		 195 {
196 .ident = "Fujitsu-Siemens Amilo Pro 2030",
197 .matches = {
198 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
199 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
200 },
201 },
cc8310e3
DT		 202 {
203 /*
204 * No data is coming from the touchscreen unless KBC
205 * is in legacy mode.
206 */
207 .ident = "Panasonic CF-29",
208 .matches = {
209 DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
210 DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
211 },
212 },
6e782584
DT		 213 {
214 /*
215 * Errors on MUX ports are reported without raising AUXDATA
216 * causing "spurious NAK" messages.
217 */
218 .ident = "HP Pavilion DV4017EA",
219 .matches = {
220 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
221 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
222 },
223 },
9d9d50bb
DT		 224 {
225 /*
226 * Like DV4017EA does not raise AUXERR for errors on MUX ports.
227 */
228 .ident = "HP Pavilion ZT1000",
229 .matches = {
230 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
231 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
232 DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
233 },
234 },
749aea73
EP		 235 {
236 /*
237 * Like DV4017EA does not raise AUXERR for errors on MUX ports.
238 */
239 .ident = "HP Pavilion DV4270ca",
240 .matches = {
241 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
242 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
243 },
244 },
59311de3
DT		 245 {
246 .ident = "Toshiba P10",
247 .matches = {
248 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
249 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
250 },
251 },
a91eaa16
DT		 252 {
253 .ident = "Toshiba Equium A110",
254 .matches = {
255 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
256 DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
257 },
258 },
865190cd
DT		 259 {
260 .ident = "Alienware Sentia",
261 .matches = {
262 DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
263 DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
264 },
265 },
4eb38ac0
DT		 266 {
267 .ident = "Sharp Actius MM20",
268 .matches = {
269 DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
270 DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
271 },
272 },
3dd01a83
VP		 273 {
274 .ident = "Sony Vaio FS-115b",
275 .matches = {
276 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
277 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
278 },
279 },
e2df452b
CH		 280 {
281 .ident = "Amoi M636/A737",
282 .matches = {
283 DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
284 DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
285 },
286 },
2a2dcd65
JK		 287 {
288 .ident = "Lenovo 3000 n100",
289 .matches = {
290 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
291 DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
292 },
293 },
0376bce7
JK		 294 {
295 .ident = "Acer Aspire 1360",
296 .matches = {
297 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
298 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
299 },
300 },
5b5b43d0
JK		 301 {
302 .ident = "Gericom Bellagio",
303 .matches = {
304 DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
305 DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
306 },
307 },
1da177e4
LT		 308 { }
309};
310
c3a34f43
JK		 311#ifdef CONFIG_PNP
312static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
313 {
314 .ident = "Intel MBO Desktop D845PESV",
315 .matches = {
316 DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
317 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
318 },
319 },
320 { }
321};
1da177e4
LT		 322#endif
323
8987fec0
CC		 324/*
325 * Some Wistron based laptops need us to explicitly enable the 'Dritek
326 * keyboard extension' to make their extra keys start generating scancodes.
327 * Originally, this was just confined to older laptops, but a few Acer laptops
328 * have turned up in 2007 that also need this again.
329 */
330static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
331 {
332 .ident = "Acer Aspire 5630",
333 .matches = {
334 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
335 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
336 },
337 },
338 {
339 .ident = "Acer Aspire 5650",
340 .matches = {
341 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
342 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
343 },
344 },
345 {
346 .ident = "Acer Aspire 5680",
347 .matches = {
348 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
349 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
350 },
351 },
5799ddb5
CC		 352 {
353 .ident = "Acer Aspire 9110",
354 .matches = {
355 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
356 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
357 },
358 },
65e660aa
BP		 359 {
360 .ident = "Acer TravelMate 660",
361 .matches = {
362 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
363 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
364 },
365 },
8987fec0
CC		 366 {
367 .ident = "Acer TravelMate 2490",
368 .matches = {
369 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
370 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
371 },
372 },
373 { }
374};
375
376#endif /* CONFIG_X86 */
377
1da177e4
LT		 378#ifdef CONFIG_PNP
379#include <linux/pnp.h>
380
381static int i8042_pnp_kbd_registered;
2bfc3c6e 382static unsigned int i8042_pnp_kbd_devices;
1da177e4 383static int i8042_pnp_aux_registered;
2bfc3c6e 384static unsigned int i8042_pnp_aux_devices;
1da177e4
LT		 385
386static int i8042_pnp_command_reg;
387static int i8042_pnp_data_reg;
388static int i8042_pnp_kbd_irq;
389static int i8042_pnp_aux_irq;
390
391static char i8042_pnp_kbd_name[32];
392static char i8042_pnp_aux_name[32];
393
394static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
395{
396 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
397 i8042_pnp_data_reg = pnp_port_start(dev,0);
398
399 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
400 i8042_pnp_command_reg = pnp_port_start(dev, 1);
401
402 if (pnp_irq_valid(dev,0))
403 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
404
8c6deb9c 405 strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
1da177e4 406 if (strlen(pnp_dev_name(dev))) {
8c6deb9c
RK		 407 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
408 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
1da177e4
LT		 409 }
410
2bfc3c6e 411 i8042_pnp_kbd_devices++;
1da177e4
LT		 412 return 0;
413}
414
415static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
416{
417 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
418 i8042_pnp_data_reg = pnp_port_start(dev,0);
419
420 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
421 i8042_pnp_command_reg = pnp_port_start(dev, 1);
422
423 if (pnp_irq_valid(dev, 0))
424 i8042_pnp_aux_irq = pnp_irq(dev, 0);
425
8c6deb9c 426 strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
1da177e4 427 if (strlen(pnp_dev_name(dev))) {
8c6deb9c
RK		 428 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
429 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
1da177e4
LT		 430 }
431
2bfc3c6e 432 i8042_pnp_aux_devices++;
1da177e4
LT		 433 return 0;
434}
435
436static struct pnp_device_id pnp_kbd_devids[] = {
437 { .id = "PNP0303", .driver_data = 0 },
438 { .id = "PNP030b", .driver_data = 0 },
439 { .id = "", },
440};
441
442static struct pnp_driver i8042_pnp_kbd_driver = {
443 .name = "i8042 kbd",
444 .id_table = pnp_kbd_devids,
445 .probe = i8042_pnp_kbd_probe,
446};
447
448static struct pnp_device_id pnp_aux_devids[] = {
b9973954
DT		 449 { .id = "FJC6000", .driver_data = 0 },
450 { .id = "FJC6001", .driver_data = 0 },
1da177e4
LT		 451 { .id = "PNP0f03", .driver_data = 0 },
452 { .id = "PNP0f0b", .driver_data = 0 },
453 { .id = "PNP0f0e", .driver_data = 0 },
454 { .id = "PNP0f12", .driver_data = 0 },
455 { .id = "PNP0f13", .driver_data = 0 },
456 { .id = "PNP0f19", .driver_data = 0 },
457 { .id = "PNP0f1c", .driver_data = 0 },
458 { .id = "SYN0801", .driver_data = 0 },
459 { .id = "", },
460};
461
462static struct pnp_driver i8042_pnp_aux_driver = {
463 .name = "i8042 aux",
464 .id_table = pnp_aux_devids,
465 .probe = i8042_pnp_aux_probe,
466};
467
468static void i8042_pnp_exit(void)
469{
74af42bb
KG		 470 if (i8042_pnp_kbd_registered) {
471 i8042_pnp_kbd_registered = 0;
1da177e4 472 pnp_unregister_driver(&i8042_pnp_kbd_driver);
74af42bb 473 }
1da177e4 474
74af42bb
KG		 475 if (i8042_pnp_aux_registered) {
476 i8042_pnp_aux_registered = 0;
1da177e4 477 pnp_unregister_driver(&i8042_pnp_aux_driver);
74af42bb 478 }
1da177e4
LT		 479}
480
8d5987a6 481static int __init i8042_pnp_init(void)
1da177e4 482{
c3d31e7f 483 char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
080c652d 484 int pnp_data_busted = 0;
2bfc3c6e 485 int err;
1da177e4 486
c3a34f43
JK		 487#ifdef CONFIG_X86
488 if (dmi_check_system(i8042_dmi_nopnp_table))
489 i8042_nopnp = 1;
490#endif
491
1da177e4 492 if (i8042_nopnp) {
39fa5800 493 printk(KERN_INFO "i8042: PNP detection disabled\n");
1da177e4
LT		 494 return 0;
495 }
496
2bfc3c6e
BH		 497 err = pnp_register_driver(&i8042_pnp_kbd_driver);
498 if (!err)
1da177e4 499 i8042_pnp_kbd_registered = 1;
c3d31e7f 500
2bfc3c6e
BH		 501 err = pnp_register_driver(&i8042_pnp_aux_driver);
502 if (!err)
1da177e4
LT		 503 i8042_pnp_aux_registered = 1;
504
2bfc3c6e 505 if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
1da177e4
LT		 506 i8042_pnp_exit();
507#if defined(__ia64__)
508 return -ENODEV;
509#else
5a72afc0 510 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
1da177e4
LT		 511 return 0;
512#endif
513 }
514
2bfc3c6e 515 if (i8042_pnp_kbd_devices)
c3d31e7f
DT		 516 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
517 "%d", i8042_pnp_kbd_irq);
2bfc3c6e 518 if (i8042_pnp_aux_devices)
c3d31e7f
DT		 519 snprintf(aux_irq_str, sizeof(aux_irq_str),
520 "%d", i8042_pnp_aux_irq);
521
522 printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
2bfc3c6e 523 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
c3d31e7f
DT		 524 i8042_pnp_aux_name,
525 i8042_pnp_data_reg, i8042_pnp_command_reg,
2bfc3c6e 526 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
c3d31e7f
DT		 527 aux_irq_str);
528
529#if defined(__ia64__)
2bfc3c6e 530 if (!i8042_pnp_kbd_devices)
945ef0d4 531 i8042_nokbd = 1;
2bfc3c6e 532 if (!i8042_pnp_aux_devices)
c3d31e7f
DT		 533 i8042_noaux = 1;
534#endif
535
1da177e4 536 if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
080c652d
DT		 537 i8042_pnp_data_reg != i8042_data_reg) ||
538 !i8042_pnp_data_reg) {
539 printk(KERN_WARNING
540 "PNP: PS/2 controller has invalid data port %#x; "
541 "using default %#x\n",
1da177e4
LT		 542 i8042_pnp_data_reg, i8042_data_reg);
543 i8042_pnp_data_reg = i8042_data_reg;
080c652d 544 pnp_data_busted = 1;
1da177e4
LT		 545 }
546
547 if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
080c652d
DT		 548 i8042_pnp_command_reg != i8042_command_reg) ||
549 !i8042_pnp_command_reg) {
550 printk(KERN_WARNING
551 "PNP: PS/2 controller has invalid command port %#x; "
552 "using default %#x\n",
1da177e4
LT		 553 i8042_pnp_command_reg, i8042_command_reg);
554 i8042_pnp_command_reg = i8042_command_reg;
080c652d 555 pnp_data_busted = 1;
1da177e4
LT		 556 }
557
945ef0d4 558 if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
080c652d
DT		 559 printk(KERN_WARNING
560 "PNP: PS/2 controller doesn't have KBD irq; "
561 "using default %d\n", i8042_kbd_irq);
1da177e4 562 i8042_pnp_kbd_irq = i8042_kbd_irq;
080c652d 563 pnp_data_busted = 1;
1da177e4
LT		 564 }
565
c3d31e7f 566 if (!i8042_noaux && !i8042_pnp_aux_irq) {
080c652d
DT		 567 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
568 printk(KERN_WARNING
569 "PNP: PS/2 appears to have AUX port disabled, "
570 "if this is incorrect please boot with "
571 "i8042.nopnp\n");
572 i8042_noaux = 1;
573 } else {
574 printk(KERN_WARNING
575 "PNP: PS/2 controller doesn't have AUX irq; "
576 "using default %d\n", i8042_aux_irq);
577 i8042_pnp_aux_irq = i8042_aux_irq;
578 }
1da177e4
LT		 579 }
580
1da177e4
LT		 581 i8042_data_reg = i8042_pnp_data_reg;
582 i8042_command_reg = i8042_pnp_command_reg;
583 i8042_kbd_irq = i8042_pnp_kbd_irq;
584 i8042_aux_irq = i8042_pnp_aux_irq;
585
1da177e4
LT		 586 return 0;
587}
588
8d5987a6
DT		 589#else
590static inline int i8042_pnp_init(void) { return 0; }
591static inline void i8042_pnp_exit(void) { }
1da177e4
LT		 592#endif
593
8d5987a6 594static int __init i8042_platform_init(void)
1da177e4 595{
8d5987a6
DT		 596 int retval;
597
1da177e4
LT		 598/*
599 * On ix86 platforms touching the i8042 data register region can do really
600 * bad things. Because of this the region is always reserved on ix86 boxes.
601 *
602 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
8d5987a6 603 * return -EBUSY;
1da177e4
LT		 604 */
605
606 i8042_kbd_irq = I8042_MAP_IRQ(1);
607 i8042_aux_irq = I8042_MAP_IRQ(12);
608
8d5987a6
DT		 609 retval = i8042_pnp_init();
610 if (retval)
611 return retval;
1da177e4
LT		 612
613#if defined(__ia64__)
614 i8042_reset = 1;
615#endif
616
c3a34f43 617#ifdef CONFIG_X86
1da177e4
LT		 618 if (dmi_check_system(i8042_dmi_noloop_table))
619 i8042_noloop = 1;
620
621 if (dmi_check_system(i8042_dmi_nomux_table))
622 i8042_nomux = 1;
1da177e4 623
8987fec0
CC		 624 if (dmi_check_system(i8042_dmi_dritek_table))
625 i8042_dritek = 1;
626#endif /* CONFIG_X86 */
627
8d5987a6 628 return retval;
1da177e4
LT		 629}
630
631static inline void i8042_platform_exit(void)
632{
1da177e4 633 i8042_pnp_exit();
1da177e4
LT		 634}
635
636#endif /* _I8042_X86IA64IO_H */
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