1#ifndef _I8042_X86IA64IO_H
2#define _I8042_X86IA64IO_H
3
4
5
6
7
8
9
10#ifdef CONFIG_X86
11#include <asm/x86_init.h>
12#endif
13
14
15
16
17
18#define I8042_KBD_PHYS_DESC "isa0060/serio0"
19#define I8042_AUX_PHYS_DESC "isa0060/serio1"
20#define I8042_MUX_PHYS_DESC "isa0060/serio%d"
21
22
23
24
25
26#if defined(__ia64__)
27# define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
28#else
29# define I8042_MAP_IRQ(x) (x)
30#endif
31
32#define I8042_KBD_IRQ i8042_kbd_irq
33#define I8042_AUX_IRQ i8042_aux_irq
34
35static int i8042_kbd_irq;
36static int i8042_aux_irq;
37
38
39
40
41
42#define I8042_COMMAND_REG i8042_command_reg
43#define I8042_STATUS_REG i8042_command_reg
44#define I8042_DATA_REG i8042_data_reg
45
46static int i8042_command_reg = 0x64;
47static int i8042_data_reg = 0x60;
48
49
50static inline int i8042_read_data(void)
51{
52 return inb(I8042_DATA_REG);
53}
54
55static inline int i8042_read_status(void)
56{
57 return inb(I8042_STATUS_REG);
58}
59
60static inline void i8042_write_data(int val)
61{
62 outb(val, I8042_DATA_REG);
63}
64
65static inline void i8042_write_command(int val)
66{
67 outb(val, I8042_COMMAND_REG);
68}
69
70#ifdef CONFIG_X86
71
72#include <linux/dmi.h>
73
74static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
75 {
76
77
78
79
80 .matches = {
81 DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
82 DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
83 DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
84 },
85 },
86 {
87
88 .matches = {
89 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
90 DMI_MATCH(DMI_BOARD_NAME, "G1S"),
91 DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
92 },
93 },
94 {
95
96 .matches = {
97 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
98 DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
99 DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
100 },
101 },
102 {
103 .matches = {
104 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
105 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
106 DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
107 },
108 },
109 {
110 .matches = {
111 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
112 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
113 DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
114 },
115 },
116 {
117
118 .matches = {
119 DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
120 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
121 DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
122 },
123 },
124 {
125
126 .matches = {
127 DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
128 DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
129 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
130 },
131 },
132 {
133
134 .matches = {
135 DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
136 DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
137 DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
138 },
139 },
140 {
141
142 .matches = {
143 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
144 DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
145 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
146 },
147 },
148 {
149
150 .matches = {
151 DMI_MATCH(DMI_SYS_VENDOR, "blue"),
152 DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
153 DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
154 },
155 },
156 {
157
158 .matches = {
159 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
160 DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
161 DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
162 },
163 },
164 {
165
166 .matches = {
167 DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
168 DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
169 DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
170 },
171 },
172 {
173
174 .matches = {
175 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
176 DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
177 },
178 },
179 {
180 .matches = {
181 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
182 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
183 DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
184 },
185 },
186 { }
187};
188
189
190
191
192
193
194
195
196static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
197 {
198
199 .matches = {
200 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
201 DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
202 },
203 },
204 {
205
206 .matches = {
207 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
208 DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
209 },
210 },
211 {
212
213 .matches = {
214 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
215 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
216 },
217 },
218 {
219
220 .matches = {
221 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
222 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
223 },
224 },
225 {
226
227 .matches = {
228 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
229 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
230 },
231 },
232 {
233
234 .matches = {
235 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
236 DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
237 },
238 },
239 {
240
241 .matches = {
242 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
243 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
244 },
245 },
246 {
247
248 .matches = {
249 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
250 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
251 },
252 },
253 {
254
255 .matches = {
256 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
257 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
258 },
259 },
260 {
261
262 .matches = {
263 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
264 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
265 },
266 },
267 {
268
269
270
271
272
273 .matches = {
274 DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
275 DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
276 },
277 },
278 {
279
280
281
282
283
284 .matches = {
285 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
286 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
287 },
288 },
289 {
290
291
292
293
294 .matches = {
295 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
296 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
297 DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
298 },
299 },
300 {
301
302
303
304
305 .matches = {
306 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
307 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
308 },
309 },
310 {
311 .matches = {
312 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
313 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
314 },
315 },
316 {
317 .matches = {
318 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
319 DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
320 },
321 },
322 {
323 .matches = {
324 DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
325 DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
326 },
327 },
328 {
329
330 .matches = {
331 DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
332 DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
333 },
334 },
335 {
336
337 .matches = {
338 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
339 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
340 },
341 },
342 {
343
344
345
346
347
348 .matches = {
349 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
350 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
351 },
352 },
353 {
354
355
356
357
358
359 .matches = {
360 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
361 DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
362 },
363 },
364 {
365
366 .matches = {
367 DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
368 DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
369 },
370 },
371 {
372
373 .matches = {
374 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
375 DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
376 },
377 },
378 {
379 .matches = {
380 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
381 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
382 },
383 },
384 {
385
386 .matches = {
387 DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
388 DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
389 },
390 },
391 {
392
393 .matches = {
394 DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
395 DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
396 },
397 },
398 {
399
400 .matches = {
401 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
402 DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
403 },
404 },
405 {
406
407 .matches = {
408 DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
409 DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
410 },
411 },
412 {
413
414 .matches = {
415 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
416 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
417 },
418 },
419 {
420
421 .matches = {
422 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
423 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
424 DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
425 },
426 },
427 {
428
429 .matches = {
430 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
431 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
432 },
433 },
434 { }
435};
436
437static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
438 {
439
440 .matches = {
441 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
442 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
443 },
444 },
445 {
446
447 .matches = {
448 DMI_MATCH(DMI_BOARD_NAME, "X110"),
449 DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
450 },
451 },
452 {
453
454 .matches = {
455 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
456 DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
457 },
458 },
459 {
460
461 .matches = {
462 DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
463 DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
464 },
465 },
466 {
467
468 .matches = {
469 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
470 DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
471 },
472 },
473 {
474
475 .matches = {
476 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
477 DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
478 },
479 },
480 {
481
482 .matches = {
483 DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
484 DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
485 },
486 },
487 {
488
489 .matches = {
490 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
491 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
492 },
493 },
494 {
495
496 .matches = {
497 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
498 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
499 },
500 },
501 {
502
503 .matches = {
504 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
505 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
506 },
507 },
508 { }
509};
510
511#ifdef CONFIG_PNP
512static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
513 {
514
515 .matches = {
516 DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
517 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
518 },
519 },
520 {
521
522 .matches = {
523 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
524 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
525 },
526 },
527 { }
528};
529
530static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
531 {
532 .matches = {
533 DMI_MATCH(DMI_CHASSIS_TYPE, "8"),
534 },
535 },
536 {
537 .matches = {
538 DMI_MATCH(DMI_CHASSIS_TYPE, "9"),
539 },
540 },
541 {
542 .matches = {
543 DMI_MATCH(DMI_CHASSIS_TYPE, "10"),
544 },
545 },
546 {
547 .matches = {
548 DMI_MATCH(DMI_CHASSIS_TYPE, "14"),
549 },
550 },
551 { }
552};
553#endif
554
555static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
556 {
557
558 .matches = {
559 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
560 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
561 },
562 },
563 { }
564};
565
566
567
568
569
570
571
572static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
573 {
574
575 .matches = {
576 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
577 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
578 },
579 },
580 {
581
582 .matches = {
583 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
584 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
585 },
586 },
587 {
588
589 .matches = {
590 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
591 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
592 },
593 },
594 {
595
596 .matches = {
597 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
598 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
599 },
600 },
601 {
602
603 .matches = {
604 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
605 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
606 },
607 },
608 {
609
610 .matches = {
611 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
612 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
613 },
614 },
615 {
616
617 .matches = {
618 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
619 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
620 },
621 },
622 {
623
624 .matches = {
625 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
626 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
627 },
628 },
629 {
630
631 .matches = {
632 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
633 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
634 },
635 },
636 {
637
638 .matches = {
639 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
640 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
641 },
642 },
643 { }
644};
645
646#endif
647
648#ifdef CONFIG_PNP
649#include <linux/pnp.h>
650
651static bool i8042_pnp_kbd_registered;
652static unsigned int i8042_pnp_kbd_devices;
653static bool i8042_pnp_aux_registered;
654static unsigned int i8042_pnp_aux_devices;
655
656static int i8042_pnp_command_reg;
657static int i8042_pnp_data_reg;
658static int i8042_pnp_kbd_irq;
659static int i8042_pnp_aux_irq;
660
661static char i8042_pnp_kbd_name[32];
662static char i8042_pnp_aux_name[32];
663
664static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
665{
666 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
667 i8042_pnp_data_reg = pnp_port_start(dev,0);
668
669 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
670 i8042_pnp_command_reg = pnp_port_start(dev, 1);
671
672 if (pnp_irq_valid(dev,0))
673 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
674
675 strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
676 if (strlen(pnp_dev_name(dev))) {
677 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
678 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
679 }
680
681
682 device_set_wakeup_enable(&dev->dev, true);
683
684 i8042_pnp_kbd_devices++;
685 return 0;
686}
687
688static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
689{
690 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
691 i8042_pnp_data_reg = pnp_port_start(dev,0);
692
693 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
694 i8042_pnp_command_reg = pnp_port_start(dev, 1);
695
696 if (pnp_irq_valid(dev, 0))
697 i8042_pnp_aux_irq = pnp_irq(dev, 0);
698
699 strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
700 if (strlen(pnp_dev_name(dev))) {
701 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
702 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
703 }
704
705 i8042_pnp_aux_devices++;
706 return 0;
707}
708
709static struct pnp_device_id pnp_kbd_devids[] = {
710 { .id = "PNP0300", .driver_data = 0 },
711 { .id = "PNP0301", .driver_data = 0 },
712 { .id = "PNP0302", .driver_data = 0 },
713 { .id = "PNP0303", .driver_data = 0 },
714 { .id = "PNP0304", .driver_data = 0 },
715 { .id = "PNP0305", .driver_data = 0 },
716 { .id = "PNP0306", .driver_data = 0 },
717 { .id = "PNP0309", .driver_data = 0 },
718 { .id = "PNP030a", .driver_data = 0 },
719 { .id = "PNP030b", .driver_data = 0 },
720 { .id = "PNP0320", .driver_data = 0 },
721 { .id = "PNP0343", .driver_data = 0 },
722 { .id = "PNP0344", .driver_data = 0 },
723 { .id = "PNP0345", .driver_data = 0 },
724 { .id = "CPQA0D7", .driver_data = 0 },
725 { .id = "", },
726};
727
728static struct pnp_driver i8042_pnp_kbd_driver = {
729 .name = "i8042 kbd",
730 .id_table = pnp_kbd_devids,
731 .probe = i8042_pnp_kbd_probe,
732};
733
734static struct pnp_device_id pnp_aux_devids[] = {
735 { .id = "AUI0200", .driver_data = 0 },
736 { .id = "FJC6000", .driver_data = 0 },
737 { .id = "FJC6001", .driver_data = 0 },
738 { .id = "PNP0f03", .driver_data = 0 },
739 { .id = "PNP0f0b", .driver_data = 0 },
740 { .id = "PNP0f0e", .driver_data = 0 },
741 { .id = "PNP0f12", .driver_data = 0 },
742 { .id = "PNP0f13", .driver_data = 0 },
743 { .id = "PNP0f19", .driver_data = 0 },
744 { .id = "PNP0f1c", .driver_data = 0 },
745 { .id = "SYN0801", .driver_data = 0 },
746 { .id = "", },
747};
748
749static struct pnp_driver i8042_pnp_aux_driver = {
750 .name = "i8042 aux",
751 .id_table = pnp_aux_devids,
752 .probe = i8042_pnp_aux_probe,
753};
754
755static void i8042_pnp_exit(void)
756{
757 if (i8042_pnp_kbd_registered) {
758 i8042_pnp_kbd_registered = false;
759 pnp_unregister_driver(&i8042_pnp_kbd_driver);
760 }
761
762 if (i8042_pnp_aux_registered) {
763 i8042_pnp_aux_registered = false;
764 pnp_unregister_driver(&i8042_pnp_aux_driver);
765 }
766}
767
768static int __init i8042_pnp_init(void)
769{
770 char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
771 bool pnp_data_busted = false;
772 int err;
773
774#ifdef CONFIG_X86
775 if (dmi_check_system(i8042_dmi_nopnp_table))
776 i8042_nopnp = true;
777#endif
778
779 if (i8042_nopnp) {
780 pr_info("PNP detection disabled\n");
781 return 0;
782 }
783
784 err = pnp_register_driver(&i8042_pnp_kbd_driver);
785 if (!err)
786 i8042_pnp_kbd_registered = true;
787
788 err = pnp_register_driver(&i8042_pnp_aux_driver);
789 if (!err)
790 i8042_pnp_aux_registered = true;
791
792 if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
793 i8042_pnp_exit();
794#if defined(__ia64__)
795 return -ENODEV;
796#else
797 pr_info("PNP: No PS/2 controller found. Probing ports directly.\n");
798 return 0;
799#endif
800 }
801
802 if (i8042_pnp_kbd_devices)
803 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
804 "%d", i8042_pnp_kbd_irq);
805 if (i8042_pnp_aux_devices)
806 snprintf(aux_irq_str, sizeof(aux_irq_str),
807 "%d", i8042_pnp_aux_irq);
808
809 pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
810 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
811 i8042_pnp_aux_name,
812 i8042_pnp_data_reg, i8042_pnp_command_reg,
813 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
814 aux_irq_str);
815
816#if defined(__ia64__)
817 if (!i8042_pnp_kbd_devices)
818 i8042_nokbd = true;
819 if (!i8042_pnp_aux_devices)
820 i8042_noaux = true;
821#endif
822
823 if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
824 i8042_pnp_data_reg != i8042_data_reg) ||
825 !i8042_pnp_data_reg) {
826 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
827 i8042_pnp_data_reg, i8042_data_reg);
828 i8042_pnp_data_reg = i8042_data_reg;
829 pnp_data_busted = true;
830 }
831
832 if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
833 i8042_pnp_command_reg != i8042_command_reg) ||
834 !i8042_pnp_command_reg) {
835 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
836 i8042_pnp_command_reg, i8042_command_reg);
837 i8042_pnp_command_reg = i8042_command_reg;
838 pnp_data_busted = true;
839 }
840
841 if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
842 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
843 i8042_kbd_irq);
844 i8042_pnp_kbd_irq = i8042_kbd_irq;
845 pnp_data_busted = true;
846 }
847
848 if (!i8042_noaux && !i8042_pnp_aux_irq) {
849 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
850 pr_warn("PNP: PS/2 appears to have AUX port disabled, "
851 "if this is incorrect please boot with i8042.nopnp\n");
852 i8042_noaux = true;
853 } else {
854 pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
855 i8042_aux_irq);
856 i8042_pnp_aux_irq = i8042_aux_irq;
857 }
858 }
859
860 i8042_data_reg = i8042_pnp_data_reg;
861 i8042_command_reg = i8042_pnp_command_reg;
862 i8042_kbd_irq = i8042_pnp_kbd_irq;
863 i8042_aux_irq = i8042_pnp_aux_irq;
864
865#ifdef CONFIG_X86
866 i8042_bypass_aux_irq_test = !pnp_data_busted &&
867 dmi_check_system(i8042_dmi_laptop_table);
868#endif
869
870 return 0;
871}
872
873#else
874static inline int i8042_pnp_init(void) { return 0; }
875static inline void i8042_pnp_exit(void) { }
876#endif
877
878static int __init i8042_platform_init(void)
879{
880 int retval;
881
882#ifdef CONFIG_X86
883
884 if (!x86_platform.i8042_detect())
885 return -ENODEV;
886#endif
887
888
889
890
891
892
893
894
895
896 i8042_kbd_irq = I8042_MAP_IRQ(1);
897 i8042_aux_irq = I8042_MAP_IRQ(12);
898
899 retval = i8042_pnp_init();
900 if (retval)
901 return retval;
902
903#if defined(__ia64__)
904 i8042_reset = true;
905#endif
906
907#ifdef CONFIG_X86
908 if (dmi_check_system(i8042_dmi_reset_table))
909 i8042_reset = true;
910
911 if (dmi_check_system(i8042_dmi_noloop_table))
912 i8042_noloop = true;
913
914 if (dmi_check_system(i8042_dmi_nomux_table))
915 i8042_nomux = true;
916
917 if (dmi_check_system(i8042_dmi_notimeout_table))
918 i8042_notimeout = true;
919
920 if (dmi_check_system(i8042_dmi_dritek_table))
921 i8042_dritek = true;
922#endif
923
924 return retval;
925}
926
927static inline void i8042_platform_exit(void)
928{
929 i8042_pnp_exit();
930}
931
932#endif
933