1 /* SPDX-License-Identifier: GPL-2.0-only */
2 #ifndef _I8042_ACPIPNPIO_H
3 #define _I8042_ACPIPNPIO_H
4
5 #include <linux/acpi.h>
6
7 #ifdef CONFIG_X86
8 #include <asm/x86_init.h>
9 #endif
10
11 /*
12 * Names.
13 */
14
15 #define I8042_KBD_PHYS_DESC "isa0060/serio0"
16 #define I8042_AUX_PHYS_DESC "isa0060/serio1"
17 #define I8042_MUX_PHYS_DESC "isa0060/serio%d"
18
19 /*
20 * IRQs.
21 */
22
23 #if defined(__ia64__)
24 # define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
25 #else
26 # define I8042_MAP_IRQ(x) (x)
27 #endif
28
29 #define I8042_KBD_IRQ i8042_kbd_irq
30 #define I8042_AUX_IRQ i8042_aux_irq
31
32 static int i8042_kbd_irq;
33 static int i8042_aux_irq;
34
35 /*
36 * Register numbers.
37 */
38
39 #define I8042_COMMAND_REG i8042_command_reg
40 #define I8042_STATUS_REG i8042_command_reg
41 #define I8042_DATA_REG i8042_data_reg
42
43 static int i8042_command_reg = 0x64;
44 static int i8042_data_reg = 0x60;
45
46
i8042_read_data(void)47 static inline int i8042_read_data(void)
48 {
49 return inb(I8042_DATA_REG);
50 }
51
i8042_read_status(void)52 static inline int i8042_read_status(void)
53 {
54 return inb(I8042_STATUS_REG);
55 }
56
i8042_write_data(int val)57 static inline void i8042_write_data(int val)
58 {
59 outb(val, I8042_DATA_REG);
60 }
61
i8042_write_command(int val)62 static inline void i8042_write_command(int val)
63 {
64 outb(val, I8042_COMMAND_REG);
65 }
66
67 #ifdef CONFIG_X86
68
69 #include <linux/dmi.h>
70
71 #define SERIO_QUIRK_NOKBD BIT(0)
72 #define SERIO_QUIRK_NOAUX BIT(1)
73 #define SERIO_QUIRK_NOMUX BIT(2)
74 #define SERIO_QUIRK_FORCEMUX BIT(3)
75 #define SERIO_QUIRK_UNLOCK BIT(4)
76 #define SERIO_QUIRK_PROBE_DEFER BIT(5)
77 #define SERIO_QUIRK_RESET_ALWAYS BIT(6)
78 #define SERIO_QUIRK_RESET_NEVER BIT(7)
79 #define SERIO_QUIRK_DIECT BIT(8)
80 #define SERIO_QUIRK_DUMBKBD BIT(9)
81 #define SERIO_QUIRK_NOLOOP BIT(10)
82 #define SERIO_QUIRK_NOTIMEOUT BIT(11)
83 #define SERIO_QUIRK_KBDRESET BIT(12)
84 #define SERIO_QUIRK_DRITEK BIT(13)
85 #define SERIO_QUIRK_NOPNP BIT(14)
86
87 /* Quirk table for different mainboards. Options similar or identical to i8042
88 * module parameters.
89 * ORDERING IS IMPORTANT! The first match will be apllied and the rest ignored.
90 * This allows entries to overwrite vendor wide quirks on a per device basis.
91 * Where this is irrelevant, entries are sorted case sensitive by DMI_SYS_VENDOR
92 * and/or DMI_BOARD_VENDOR to make it easier to avoid dublicate entries.
93 */
94 static const struct dmi_system_id i8042_dmi_quirk_table[] __initconst = {
95 {
96 .matches = {
97 DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
98 DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
99 },
100 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
101 },
102 {
103 .matches = {
104 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
105 DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"),
106 },
107 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
108 },
109 {
110 /* Asus X450LCP */
111 .matches = {
112 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
113 DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"),
114 },
115 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_NEVER)
116 },
117 {
118 /* ASUS ZenBook UX425UA/QA */
119 .matches = {
120 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
121 DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX425"),
122 },
123 .driver_data = (void *)(SERIO_QUIRK_PROBE_DEFER | SERIO_QUIRK_RESET_NEVER)
124 },
125 {
126 /* ASUS ZenBook UM325UA/QA */
127 .matches = {
128 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
129 DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX325"),
130 },
131 .driver_data = (void *)(SERIO_QUIRK_PROBE_DEFER | SERIO_QUIRK_RESET_NEVER)
132 },
133 /*
134 * On some Asus laptops, just running self tests cause problems.
135 */
136 {
137 .matches = {
138 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
139 DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
140 },
141 .driver_data = (void *)(SERIO_QUIRK_RESET_NEVER)
142 },
143 {
144 .matches = {
145 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
146 DMI_MATCH(DMI_CHASSIS_TYPE, "31"), /* Convertible Notebook */
147 },
148 .driver_data = (void *)(SERIO_QUIRK_RESET_NEVER)
149 },
150 {
151 /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
152 .matches = {
153 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
154 DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
155 DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
156 },
157 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
158 },
159 {
160 /* ASUS G1S */
161 .matches = {
162 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
163 DMI_MATCH(DMI_BOARD_NAME, "G1S"),
164 DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
165 },
166 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
167 },
168 {
169 .matches = {
170 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
171 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
172 },
173 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
174 },
175 {
176 /* Acer Aspire 5710 */
177 .matches = {
178 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
179 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"),
180 },
181 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
182 },
183 {
184 /* Acer Aspire 7738 */
185 .matches = {
186 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
187 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"),
188 },
189 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
190 },
191 {
192 /* Acer Aspire 5536 */
193 .matches = {
194 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
195 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
196 DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
197 },
198 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
199 },
200 {
201 /*
202 * Acer Aspire 5738z
203 * Touchpad stops working in mux mode when dis- + re-enabled
204 * with the touchpad enable/disable toggle hotkey
205 */
206 .matches = {
207 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
208 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"),
209 },
210 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
211 },
212 {
213 /* Acer Aspire One 150 */
214 .matches = {
215 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
216 DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
217 },
218 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
219 },
220 {
221 /* Acer Aspire One 532h */
222 .matches = {
223 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
224 DMI_MATCH(DMI_PRODUCT_NAME, "AO532h"),
225 },
226 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
227 },
228 {
229 .matches = {
230 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
231 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A114-31"),
232 },
233 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
234 },
235 {
236 .matches = {
237 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
238 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A314-31"),
239 },
240 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
241 },
242 {
243 .matches = {
244 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
245 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A315-31"),
246 },
247 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
248 },
249 {
250 .matches = {
251 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
252 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-132"),
253 },
254 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
255 },
256 {
257 .matches = {
258 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
259 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-332"),
260 },
261 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
262 },
263 {
264 .matches = {
265 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
266 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-432"),
267 },
268 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
269 },
270 {
271 .matches = {
272 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
273 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate Spin B118-RN"),
274 },
275 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
276 },
277 /*
278 * Some Wistron based laptops need us to explicitly enable the 'Dritek
279 * keyboard extension' to make their extra keys start generating scancodes.
280 * Originally, this was just confined to older laptops, but a few Acer laptops
281 * have turned up in 2007 that also need this again.
282 */
283 {
284 /* Acer Aspire 5100 */
285 .matches = {
286 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
287 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
288 },
289 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
290 },
291 {
292 /* Acer Aspire 5610 */
293 .matches = {
294 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
295 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
296 },
297 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
298 },
299 {
300 /* Acer Aspire 5630 */
301 .matches = {
302 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
303 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
304 },
305 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
306 },
307 {
308 /* Acer Aspire 5650 */
309 .matches = {
310 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
311 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
312 },
313 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
314 },
315 {
316 /* Acer Aspire 5680 */
317 .matches = {
318 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
319 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
320 },
321 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
322 },
323 {
324 /* Acer Aspire 5720 */
325 .matches = {
326 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
327 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
328 },
329 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
330 },
331 {
332 /* Acer Aspire 9110 */
333 .matches = {
334 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
335 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
336 },
337 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
338 },
339 {
340 /* Acer TravelMate 660 */
341 .matches = {
342 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
343 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
344 },
345 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
346 },
347 {
348 /* Acer TravelMate 2490 */
349 .matches = {
350 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
351 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
352 },
353 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
354 },
355 {
356 /* Acer TravelMate 4280 */
357 .matches = {
358 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
359 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
360 },
361 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
362 },
363 {
364 /* Amoi M636/A737 */
365 .matches = {
366 DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
367 DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
368 },
369 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
370 },
371 {
372 .matches = {
373 DMI_MATCH(DMI_SYS_VENDOR, "ByteSpeed LLC"),
374 DMI_MATCH(DMI_PRODUCT_NAME, "ByteSpeed Laptop C15B"),
375 },
376 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
377 },
378 {
379 /* Compal HEL80I */
380 .matches = {
381 DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
382 DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
383 },
384 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
385 },
386 {
387 .matches = {
388 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
389 DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"),
390 DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
391 },
392 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
393 },
394 {
395 .matches = {
396 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
397 DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"),
398 DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
399 },
400 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
401 },
402 {
403 /* Advent 4211 */
404 .matches = {
405 DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
406 DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
407 },
408 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
409 },
410 {
411 /* Dell Embedded Box PC 3000 */
412 .matches = {
413 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
414 DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"),
415 },
416 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
417 },
418 {
419 /* Dell XPS M1530 */
420 .matches = {
421 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
422 DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
423 },
424 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
425 },
426 {
427 /* Dell Vostro 1510 */
428 .matches = {
429 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
430 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
431 },
432 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
433 },
434 {
435 /* Dell Vostro V13 */
436 .matches = {
437 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
438 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
439 },
440 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT)
441 },
442 {
443 /* Dell Vostro 1320 */
444 .matches = {
445 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
446 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
447 },
448 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
449 },
450 {
451 /* Dell Vostro 1520 */
452 .matches = {
453 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
454 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
455 },
456 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
457 },
458 {
459 /* Dell Vostro 1720 */
460 .matches = {
461 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
462 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
463 },
464 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
465 },
466 {
467 /* Entroware Proteus */
468 .matches = {
469 DMI_MATCH(DMI_SYS_VENDOR, "Entroware"),
470 DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"),
471 DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"),
472 },
473 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS)
474 },
475 /*
476 * Some Fujitsu notebooks are having trouble with touchpads if
477 * active multiplexing mode is activated. Luckily they don't have
478 * external PS/2 ports so we can safely disable it.
479 * ... apparently some Toshibas don't like MUX mode either and
480 * die horrible death on reboot.
481 */
482 {
483 /* Fujitsu Lifebook P7010/P7010D */
484 .matches = {
485 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
486 DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
487 },
488 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
489 },
490 {
491 /* Fujitsu Lifebook P5020D */
492 .matches = {
493 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
494 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
495 },
496 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
497 },
498 {
499 /* Fujitsu Lifebook S2000 */
500 .matches = {
501 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
502 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
503 },
504 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
505 },
506 {
507 /* Fujitsu Lifebook S6230 */
508 .matches = {
509 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
510 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
511 },
512 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
513 },
514 {
515 /* Fujitsu Lifebook T725 laptop */
516 .matches = {
517 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
518 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T725"),
519 },
520 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT)
521 },
522 {
523 /* Fujitsu Lifebook U745 */
524 .matches = {
525 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
526 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"),
527 },
528 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
529 },
530 {
531 /* Fujitsu T70H */
532 .matches = {
533 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
534 DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
535 },
536 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
537 },
538 {
539 /* Fujitsu A544 laptop */
540 /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */
541 .matches = {
542 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
543 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"),
544 },
545 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
546 },
547 {
548 /* Fujitsu AH544 laptop */
549 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
550 .matches = {
551 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
552 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"),
553 },
554 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
555 },
556 {
557 /* Fujitsu U574 laptop */
558 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
559 .matches = {
560 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
561 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"),
562 },
563 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
564 },
565 {
566 /* Fujitsu UH554 laptop */
567 .matches = {
568 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
569 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"),
570 },
571 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
572 },
573 {
574 /* Fujitsu Lifebook P7010 */
575 .matches = {
576 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
577 DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
578 },
579 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
580 },
581 {
582 /* Fujitsu-Siemens Lifebook T3010 */
583 .matches = {
584 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
585 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
586 },
587 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
588 },
589 {
590 /* Fujitsu-Siemens Lifebook E4010 */
591 .matches = {
592 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
593 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
594 },
595 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
596 },
597 {
598 /* Fujitsu-Siemens Amilo Pro 2010 */
599 .matches = {
600 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
601 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
602 },
603 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
604 },
605 {
606 /* Fujitsu-Siemens Amilo Pro 2030 */
607 .matches = {
608 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
609 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
610 },
611 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
612 },
613 {
614 /* Fujitsu Lifebook A574/H */
615 .matches = {
616 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
617 DMI_MATCH(DMI_PRODUCT_NAME, "FMVA0501PZ"),
618 },
619 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
620 },
621 {
622 /* Fujitsu Lifebook E5411 */
623 .matches = {
624 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU CLIENT COMPUTING LIMITED"),
625 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E5411"),
626 },
627 .driver_data = (void *)(SERIO_QUIRK_NOAUX)
628 },
629 {
630 /* Gigabyte M912 */
631 .matches = {
632 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
633 DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
634 DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
635 },
636 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
637 },
638 {
639 /* Gigabyte Spring Peak - defines wrong chassis type */
640 .matches = {
641 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
642 DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
643 },
644 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
645 },
646 {
647 /* Gigabyte T1005 - defines wrong chassis type ("Other") */
648 .matches = {
649 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
650 DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
651 },
652 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
653 },
654 {
655 /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
656 .matches = {
657 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
658 DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
659 },
660 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
661 },
662 /*
663 * Some laptops need keyboard reset before probing for the trackpad to get
664 * it detected, initialised & finally work.
665 */
666 {
667 /* Gigabyte P35 v2 - Elantech touchpad */
668 .matches = {
669 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
670 DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"),
671 },
672 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
673 },
674 {
675 /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */
676 .matches = {
677 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
678 DMI_MATCH(DMI_PRODUCT_NAME, "X3"),
679 },
680 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
681 },
682 {
683 /* Gigabyte P34 - Elantech touchpad */
684 .matches = {
685 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
686 DMI_MATCH(DMI_PRODUCT_NAME, "P34"),
687 },
688 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
689 },
690 {
691 /* Gigabyte P57 - Elantech touchpad */
692 .matches = {
693 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
694 DMI_MATCH(DMI_PRODUCT_NAME, "P57"),
695 },
696 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
697 },
698 {
699 /* Gericom Bellagio */
700 .matches = {
701 DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
702 DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
703 },
704 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
705 },
706 {
707 /* Gigabyte M1022M netbook */
708 .matches = {
709 DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
710 DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
711 DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
712 },
713 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
714 },
715 {
716 .matches = {
717 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
718 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
719 DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
720 },
721 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
722 },
723 {
724 /*
725 * HP Pavilion DV4017EA -
726 * errors on MUX ports are reported without raising AUXDATA
727 * causing "spurious NAK" messages.
728 */
729 .matches = {
730 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
731 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
732 },
733 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
734 },
735 {
736 /*
737 * HP Pavilion ZT1000 -
738 * like DV4017EA does not raise AUXERR for errors on MUX ports.
739 */
740 .matches = {
741 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
742 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
743 DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
744 },
745 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
746 },
747 {
748 /*
749 * HP Pavilion DV4270ca -
750 * like DV4017EA does not raise AUXERR for errors on MUX ports.
751 */
752 .matches = {
753 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
754 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
755 },
756 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
757 },
758 {
759 /* Newer HP Pavilion dv4 models */
760 .matches = {
761 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
762 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
763 },
764 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT)
765 },
766 {
767 /* IBM 2656 */
768 .matches = {
769 DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
770 DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
771 },
772 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
773 },
774 {
775 /* Avatar AVIU-145A6 */
776 .matches = {
777 DMI_MATCH(DMI_SYS_VENDOR, "Intel"),
778 DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
779 },
780 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
781 },
782 {
783 /* Intel MBO Desktop D845PESV */
784 .matches = {
785 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
786 DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
787 },
788 .driver_data = (void *)(SERIO_QUIRK_NOPNP)
789 },
790 {
791 /*
792 * Intel NUC D54250WYK - does not have i8042 controller but
793 * declares PS/2 devices in DSDT.
794 */
795 .matches = {
796 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
797 DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"),
798 },
799 .driver_data = (void *)(SERIO_QUIRK_NOPNP)
800 },
801 {
802 /* Lenovo 3000 n100 */
803 .matches = {
804 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
805 DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
806 },
807 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
808 },
809 {
810 /* Lenovo XiaoXin Air 12 */
811 .matches = {
812 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
813 DMI_MATCH(DMI_PRODUCT_NAME, "80UN"),
814 },
815 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
816 },
817 {
818 /* Lenovo LaVie Z */
819 .matches = {
820 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
821 DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
822 },
823 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
824 },
825 {
826 /* Lenovo Ideapad U455 */
827 .matches = {
828 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
829 DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
830 },
831 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
832 },
833 {
834 /* Lenovo ThinkPad L460 */
835 .matches = {
836 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
837 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"),
838 },
839 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
840 },
841 {
842 /* Lenovo ThinkPad Twist S230u */
843 .matches = {
844 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
845 DMI_MATCH(DMI_PRODUCT_NAME, "33474HU"),
846 },
847 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
848 },
849 {
850 /* LG Electronics X110 */
851 .matches = {
852 DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
853 DMI_MATCH(DMI_BOARD_NAME, "X110"),
854 },
855 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
856 },
857 {
858 /* Medion Akoya Mini E1210 */
859 .matches = {
860 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
861 DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
862 },
863 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
864 },
865 {
866 /* Medion Akoya E1222 */
867 .matches = {
868 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
869 DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
870 },
871 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
872 },
873 {
874 /* MSI Wind U-100 */
875 .matches = {
876 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
877 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
878 },
879 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOPNP)
880 },
881 {
882 /*
883 * No data is coming from the touchscreen unless KBC
884 * is in legacy mode.
885 */
886 /* Panasonic CF-29 */
887 .matches = {
888 DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
889 DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
890 },
891 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
892 },
893 {
894 /* Medion Akoya E7225 */
895 .matches = {
896 DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
897 DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"),
898 DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"),
899 },
900 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
901 },
902 {
903 /* Microsoft Virtual Machine */
904 .matches = {
905 DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
906 DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
907 DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
908 },
909 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
910 },
911 {
912 /* Medion MAM 2070 */
913 .matches = {
914 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
915 DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
916 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
917 },
918 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
919 },
920 {
921 /* TUXEDO BU1406 */
922 .matches = {
923 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
924 DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
925 },
926 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
927 },
928 {
929 /* OQO Model 01 */
930 .matches = {
931 DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
932 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
933 DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
934 },
935 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
936 },
937 {
938 .matches = {
939 DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"),
940 DMI_MATCH(DMI_PRODUCT_NAME, "C15B"),
941 },
942 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
943 },
944 {
945 /* Acer Aspire 5 A515 */
946 .matches = {
947 DMI_MATCH(DMI_BOARD_VENDOR, "PK"),
948 DMI_MATCH(DMI_BOARD_NAME, "Grumpy_PK"),
949 },
950 .driver_data = (void *)(SERIO_QUIRK_NOPNP)
951 },
952 {
953 /* ULI EV4873 - AUX LOOP does not work properly */
954 .matches = {
955 DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
956 DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
957 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
958 },
959 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
960 },
961 {
962 /*
963 * Arima-Rioworks HDAMB -
964 * AUX LOOP command does not raise AUX IRQ
965 */
966 .matches = {
967 DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
968 DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
969 DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
970 },
971 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
972 },
973 {
974 /* Sharp Actius MM20 */
975 .matches = {
976 DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
977 DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
978 },
979 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
980 },
981 {
982 /*
983 * Sony Vaio FZ-240E -
984 * reset and GET ID commands issued via KBD port are
985 * sometimes being delivered to AUX3.
986 */
987 .matches = {
988 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
989 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
990 },
991 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
992 },
993 {
994 /*
995 * Most (all?) VAIOs do not have external PS/2 ports nor
996 * they implement active multiplexing properly, and
997 * MUX discovery usually messes up keyboard/touchpad.
998 */
999 .matches = {
1000 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
1001 DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
1002 },
1003 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
1004 },
1005 {
1006 /* Sony Vaio FS-115b */
1007 .matches = {
1008 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
1009 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
1010 },
1011 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
1012 },
1013 {
1014 /*
1015 * Sony Vaio VGN-CS series require MUX or the touch sensor
1016 * buttons will disturb touchpad operation
1017 */
1018 .matches = {
1019 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
1020 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"),
1021 },
1022 .driver_data = (void *)(SERIO_QUIRK_FORCEMUX)
1023 },
1024 {
1025 .matches = {
1026 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
1027 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
1028 },
1029 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
1030 },
1031 {
1032 .matches = {
1033 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
1034 DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
1035 },
1036 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
1037 },
1038 {
1039 .matches = {
1040 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
1041 DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
1042 },
1043 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
1044 },
1045 /*
1046 * A lot of modern Clevo barebones have touchpad and/or keyboard issues
1047 * after suspend fixable with nomux + reset + noloop + nopnp. Luckily,
1048 * none of them have an external PS/2 port so this can safely be set for
1049 * all of them. These two are based on a Clevo design, but have the
1050 * board_name changed.
1051 */
1052 {
1053 .matches = {
1054 DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"),
1055 DMI_MATCH(DMI_BOARD_NAME, "AURA1501"),
1056 },
1057 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1058 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1059 },
1060 {
1061 .matches = {
1062 DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"),
1063 DMI_MATCH(DMI_BOARD_NAME, "EDUBOOK1502"),
1064 },
1065 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1066 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1067 },
1068 {
1069 /* Mivvy M310 */
1070 .matches = {
1071 DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
1072 DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
1073 },
1074 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
1075 },
1076 /*
1077 * Some laptops need keyboard reset before probing for the trackpad to get
1078 * it detected, initialised & finally work.
1079 */
1080 {
1081 /* Schenker XMG C504 - Elantech touchpad */
1082 .matches = {
1083 DMI_MATCH(DMI_SYS_VENDOR, "XMG"),
1084 DMI_MATCH(DMI_PRODUCT_NAME, "C504"),
1085 },
1086 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
1087 },
1088 {
1089 /* Blue FB5601 */
1090 .matches = {
1091 DMI_MATCH(DMI_SYS_VENDOR, "blue"),
1092 DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
1093 DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
1094 },
1095 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
1096 },
1097 /*
1098 * A lot of modern Clevo barebones have touchpad and/or keyboard issues
1099 * after suspend fixable with nomux + reset + noloop + nopnp. Luckily,
1100 * none of them have an external PS/2 port so this can safely be set for
1101 * all of them.
1102 * Clevo barebones come with board_vendor and/or system_vendor set to
1103 * either the very generic string "Notebook" and/or a different value
1104 * for each individual reseller. The only somewhat universal way to
1105 * identify them is by board_name.
1106 */
1107 {
1108 .matches = {
1109 DMI_MATCH(DMI_BOARD_NAME, "LAPQC71A"),
1110 },
1111 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1112 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1113 },
1114 {
1115 .matches = {
1116 DMI_MATCH(DMI_BOARD_NAME, "LAPQC71B"),
1117 },
1118 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1119 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1120 },
1121 {
1122 .matches = {
1123 DMI_MATCH(DMI_BOARD_NAME, "N140CU"),
1124 },
1125 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1126 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1127 },
1128 {
1129 .matches = {
1130 DMI_MATCH(DMI_BOARD_NAME, "N141CU"),
1131 },
1132 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1133 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1134 },
1135 {
1136 /*
1137 * Setting SERIO_QUIRK_NOMUX or SERIO_QUIRK_RESET_ALWAYS makes
1138 * the keyboard very laggy for ~5 seconds after boot and
1139 * sometimes also after resume.
1140 * However both are required for the keyboard to not fail
1141 * completely sometimes after boot or resume.
1142 */
1143 .matches = {
1144 DMI_MATCH(DMI_BOARD_NAME, "N150CU"),
1145 },
1146 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1147 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1148 },
1149 {
1150 .matches = {
1151 DMI_MATCH(DMI_BOARD_NAME, "NH5xAx"),
1152 },
1153 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1154 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1155 },
1156 {
1157 /*
1158 * Setting SERIO_QUIRK_NOMUX or SERIO_QUIRK_RESET_ALWAYS makes
1159 * the keyboard very laggy for ~5 seconds after boot and
1160 * sometimes also after resume.
1161 * However both are required for the keyboard to not fail
1162 * completely sometimes after boot or resume.
1163 */
1164 .matches = {
1165 DMI_MATCH(DMI_BOARD_NAME, "NHxxRZQ"),
1166 },
1167 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1168 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1169 },
1170 {
1171 .matches = {
1172 DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"),
1173 },
1174 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1175 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1176 },
1177 /*
1178 * At least one modern Clevo barebone has the touchpad connected both
1179 * via PS/2 and i2c interface. This causes a race condition between the
1180 * psmouse and i2c-hid driver. Since the full capability of the touchpad
1181 * is available via the i2c interface and the device has no external
1182 * PS/2 port, it is safe to just ignore all ps2 mouses here to avoid
1183 * this issue. The known affected device is the
1184 * TUXEDO InfinityBook S17 Gen6 / Clevo NS70MU which comes with one of
1185 * the two different dmi strings below. NS50MU is not a typo!
1186 */
1187 {
1188 .matches = {
1189 DMI_MATCH(DMI_BOARD_NAME, "NS50MU"),
1190 },
1191 .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX |
1192 SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP |
1193 SERIO_QUIRK_NOPNP)
1194 },
1195 {
1196 .matches = {
1197 DMI_MATCH(DMI_BOARD_NAME, "NS50_70MU"),
1198 },
1199 .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX |
1200 SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP |
1201 SERIO_QUIRK_NOPNP)
1202 },
1203 {
1204 .matches = {
1205 DMI_MATCH(DMI_BOARD_NAME, "NJ50_70CU"),
1206 },
1207 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1208 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1209 },
1210 {
1211 /*
1212 * This is only a partial board_name and might be followed by
1213 * another letter or number. DMI_MATCH however does do partial
1214 * matching.
1215 */
1216 .matches = {
1217 DMI_MATCH(DMI_PRODUCT_NAME, "P65xH"),
1218 },
1219 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1220 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1221 },
1222 {
1223 /* Clevo P650RS, 650RP6, Sager NP8152-S, and others */
1224 .matches = {
1225 DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"),
1226 },
1227 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1228 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1229 },
1230 {
1231 /*
1232 * This is only a partial board_name and might be followed by
1233 * another letter or number. DMI_MATCH however does do partial
1234 * matching.
1235 */
1236 .matches = {
1237 DMI_MATCH(DMI_PRODUCT_NAME, "P65_P67H"),
1238 },
1239 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1240 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1241 },
1242 {
1243 /*
1244 * This is only a partial board_name and might be followed by
1245 * another letter or number. DMI_MATCH however does do partial
1246 * matching.
1247 */
1248 .matches = {
1249 DMI_MATCH(DMI_PRODUCT_NAME, "P65_67RP"),
1250 },
1251 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1252 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1253 },
1254 {
1255 /*
1256 * This is only a partial board_name and might be followed by
1257 * another letter or number. DMI_MATCH however does do partial
1258 * matching.
1259 */
1260 .matches = {
1261 DMI_MATCH(DMI_PRODUCT_NAME, "P65_67RS"),
1262 },
1263 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1264 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1265 },
1266 {
1267 /*
1268 * This is only a partial board_name and might be followed by
1269 * another letter or number. DMI_MATCH however does do partial
1270 * matching.
1271 */
1272 .matches = {
1273 DMI_MATCH(DMI_PRODUCT_NAME, "P67xRP"),
1274 },
1275 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1276 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1277 },
1278 {
1279 .matches = {
1280 DMI_MATCH(DMI_BOARD_NAME, "PB50_70DFx,DDx"),
1281 },
1282 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1283 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1284 },
1285 {
1286 .matches = {
1287 DMI_MATCH(DMI_BOARD_NAME, "PCX0DX"),
1288 },
1289 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1290 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1291 },
1292 /* See comment on TUXEDO InfinityBook S17 Gen6 / Clevo NS70MU above */
1293 {
1294 .matches = {
1295 DMI_MATCH(DMI_BOARD_NAME, "PD5x_7xPNP_PNR_PNN_PNT"),
1296 },
1297 .driver_data = (void *)(SERIO_QUIRK_NOAUX)
1298 },
1299 {
1300 .matches = {
1301 DMI_MATCH(DMI_BOARD_NAME, "X170SM"),
1302 },
1303 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1304 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1305 },
1306 {
1307 .matches = {
1308 DMI_MATCH(DMI_BOARD_NAME, "X170KM-G"),
1309 },
1310 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1311 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1312 },
1313 { }
1314 };
1315
1316 #ifdef CONFIG_PNP
1317 static const struct dmi_system_id i8042_dmi_laptop_table[] __initconst = {
1318 {
1319 .matches = {
1320 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
1321 },
1322 },
1323 {
1324 .matches = {
1325 DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
1326 },
1327 },
1328 {
1329 .matches = {
1330 DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
1331 },
1332 },
1333 {
1334 .matches = {
1335 DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
1336 },
1337 },
1338 { }
1339 };
1340 #endif
1341
1342 #endif /* CONFIG_X86 */
1343
1344 #ifdef CONFIG_PNP
1345 #include <linux/pnp.h>
1346
1347 static bool i8042_pnp_kbd_registered;
1348 static unsigned int i8042_pnp_kbd_devices;
1349 static bool i8042_pnp_aux_registered;
1350 static unsigned int i8042_pnp_aux_devices;
1351
1352 static int i8042_pnp_command_reg;
1353 static int i8042_pnp_data_reg;
1354 static int i8042_pnp_kbd_irq;
1355 static int i8042_pnp_aux_irq;
1356
1357 static char i8042_pnp_kbd_name[32];
1358 static char i8042_pnp_aux_name[32];
1359
i8042_pnp_id_to_string(struct pnp_id * id,char * dst,int dst_size)1360 static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size)
1361 {
1362 strscpy(dst, "PNP:", dst_size);
1363
1364 while (id) {
1365 strlcat(dst, " ", dst_size);
1366 strlcat(dst, id->id, dst_size);
1367 id = id->next;
1368 }
1369 }
1370
i8042_pnp_kbd_probe(struct pnp_dev * dev,const struct pnp_device_id * did)1371 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
1372 {
1373 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
1374 i8042_pnp_data_reg = pnp_port_start(dev,0);
1375
1376 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
1377 i8042_pnp_command_reg = pnp_port_start(dev, 1);
1378
1379 if (pnp_irq_valid(dev,0))
1380 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
1381
1382 strscpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
1383 if (strlen(pnp_dev_name(dev))) {
1384 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
1385 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
1386 }
1387 i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id,
1388 sizeof(i8042_kbd_firmware_id));
1389 i8042_kbd_fwnode = dev_fwnode(&dev->dev);
1390
1391 /* Keyboard ports are always supposed to be wakeup-enabled */
1392 device_set_wakeup_enable(&dev->dev, true);
1393
1394 i8042_pnp_kbd_devices++;
1395 return 0;
1396 }
1397
i8042_pnp_aux_probe(struct pnp_dev * dev,const struct pnp_device_id * did)1398 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
1399 {
1400 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
1401 i8042_pnp_data_reg = pnp_port_start(dev,0);
1402
1403 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
1404 i8042_pnp_command_reg = pnp_port_start(dev, 1);
1405
1406 if (pnp_irq_valid(dev, 0))
1407 i8042_pnp_aux_irq = pnp_irq(dev, 0);
1408
1409 strscpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
1410 if (strlen(pnp_dev_name(dev))) {
1411 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
1412 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
1413 }
1414 i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id,
1415 sizeof(i8042_aux_firmware_id));
1416
1417 i8042_pnp_aux_devices++;
1418 return 0;
1419 }
1420
1421 static const struct pnp_device_id pnp_kbd_devids[] = {
1422 { .id = "PNP0300", .driver_data = 0 },
1423 { .id = "PNP0301", .driver_data = 0 },
1424 { .id = "PNP0302", .driver_data = 0 },
1425 { .id = "PNP0303", .driver_data = 0 },
1426 { .id = "PNP0304", .driver_data = 0 },
1427 { .id = "PNP0305", .driver_data = 0 },
1428 { .id = "PNP0306", .driver_data = 0 },
1429 { .id = "PNP0309", .driver_data = 0 },
1430 { .id = "PNP030a", .driver_data = 0 },
1431 { .id = "PNP030b", .driver_data = 0 },
1432 { .id = "PNP0320", .driver_data = 0 },
1433 { .id = "PNP0343", .driver_data = 0 },
1434 { .id = "PNP0344", .driver_data = 0 },
1435 { .id = "PNP0345", .driver_data = 0 },
1436 { .id = "CPQA0D7", .driver_data = 0 },
1437 { .id = "", },
1438 };
1439 MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids);
1440
1441 static struct pnp_driver i8042_pnp_kbd_driver = {
1442 .name = "i8042 kbd",
1443 .id_table = pnp_kbd_devids,
1444 .probe = i8042_pnp_kbd_probe,
1445 .driver = {
1446 .probe_type = PROBE_FORCE_SYNCHRONOUS,
1447 .suppress_bind_attrs = true,
1448 },
1449 };
1450
1451 static const struct pnp_device_id pnp_aux_devids[] = {
1452 { .id = "AUI0200", .driver_data = 0 },
1453 { .id = "FJC6000", .driver_data = 0 },
1454 { .id = "FJC6001", .driver_data = 0 },
1455 { .id = "PNP0f03", .driver_data = 0 },
1456 { .id = "PNP0f0b", .driver_data = 0 },
1457 { .id = "PNP0f0e", .driver_data = 0 },
1458 { .id = "PNP0f12", .driver_data = 0 },
1459 { .id = "PNP0f13", .driver_data = 0 },
1460 { .id = "PNP0f19", .driver_data = 0 },
1461 { .id = "PNP0f1c", .driver_data = 0 },
1462 { .id = "SYN0801", .driver_data = 0 },
1463 { .id = "", },
1464 };
1465 MODULE_DEVICE_TABLE(pnp, pnp_aux_devids);
1466
1467 static struct pnp_driver i8042_pnp_aux_driver = {
1468 .name = "i8042 aux",
1469 .id_table = pnp_aux_devids,
1470 .probe = i8042_pnp_aux_probe,
1471 .driver = {
1472 .probe_type = PROBE_FORCE_SYNCHRONOUS,
1473 .suppress_bind_attrs = true,
1474 },
1475 };
1476
i8042_pnp_exit(void)1477 static void i8042_pnp_exit(void)
1478 {
1479 if (i8042_pnp_kbd_registered) {
1480 i8042_pnp_kbd_registered = false;
1481 pnp_unregister_driver(&i8042_pnp_kbd_driver);
1482 }
1483
1484 if (i8042_pnp_aux_registered) {
1485 i8042_pnp_aux_registered = false;
1486 pnp_unregister_driver(&i8042_pnp_aux_driver);
1487 }
1488 }
1489
i8042_pnp_init(void)1490 static int __init i8042_pnp_init(void)
1491 {
1492 char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
1493 bool pnp_data_busted = false;
1494 int err;
1495
1496 if (i8042_nopnp) {
1497 pr_info("PNP detection disabled\n");
1498 return 0;
1499 }
1500
1501 err = pnp_register_driver(&i8042_pnp_kbd_driver);
1502 if (!err)
1503 i8042_pnp_kbd_registered = true;
1504
1505 err = pnp_register_driver(&i8042_pnp_aux_driver);
1506 if (!err)
1507 i8042_pnp_aux_registered = true;
1508
1509 if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
1510 i8042_pnp_exit();
1511 #if defined(__ia64__)
1512 return -ENODEV;
1513 #else
1514 pr_info("PNP: No PS/2 controller found.\n");
1515 #if defined(__loongarch__)
1516 if (acpi_disabled == 0)
1517 return -ENODEV;
1518 #else
1519 if (x86_platform.legacy.i8042 !=
1520 X86_LEGACY_I8042_EXPECTED_PRESENT)
1521 return -ENODEV;
1522 #endif
1523 pr_info("Probing ports directly.\n");
1524 return 0;
1525 #endif
1526 }
1527
1528 if (i8042_pnp_kbd_devices)
1529 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
1530 "%d", i8042_pnp_kbd_irq);
1531 if (i8042_pnp_aux_devices)
1532 snprintf(aux_irq_str, sizeof(aux_irq_str),
1533 "%d", i8042_pnp_aux_irq);
1534
1535 pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
1536 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
1537 i8042_pnp_aux_name,
1538 i8042_pnp_data_reg, i8042_pnp_command_reg,
1539 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
1540 aux_irq_str);
1541
1542 #if defined(__ia64__)
1543 if (!i8042_pnp_kbd_devices)
1544 i8042_nokbd = true;
1545 if (!i8042_pnp_aux_devices)
1546 i8042_noaux = true;
1547 #endif
1548
1549 if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
1550 i8042_pnp_data_reg != i8042_data_reg) ||
1551 !i8042_pnp_data_reg) {
1552 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
1553 i8042_pnp_data_reg, i8042_data_reg);
1554 i8042_pnp_data_reg = i8042_data_reg;
1555 pnp_data_busted = true;
1556 }
1557
1558 if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
1559 i8042_pnp_command_reg != i8042_command_reg) ||
1560 !i8042_pnp_command_reg) {
1561 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
1562 i8042_pnp_command_reg, i8042_command_reg);
1563 i8042_pnp_command_reg = i8042_command_reg;
1564 pnp_data_busted = true;
1565 }
1566
1567 if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
1568 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
1569 i8042_kbd_irq);
1570 i8042_pnp_kbd_irq = i8042_kbd_irq;
1571 pnp_data_busted = true;
1572 }
1573
1574 if (!i8042_noaux && !i8042_pnp_aux_irq) {
1575 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
1576 pr_warn("PNP: PS/2 appears to have AUX port disabled, "
1577 "if this is incorrect please boot with i8042.nopnp\n");
1578 i8042_noaux = true;
1579 } else {
1580 pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
1581 i8042_aux_irq);
1582 i8042_pnp_aux_irq = i8042_aux_irq;
1583 }
1584 }
1585
1586 i8042_data_reg = i8042_pnp_data_reg;
1587 i8042_command_reg = i8042_pnp_command_reg;
1588 i8042_kbd_irq = i8042_pnp_kbd_irq;
1589 i8042_aux_irq = i8042_pnp_aux_irq;
1590
1591 #ifdef CONFIG_X86
1592 i8042_bypass_aux_irq_test = !pnp_data_busted &&
1593 dmi_check_system(i8042_dmi_laptop_table);
1594 #endif
1595
1596 return 0;
1597 }
1598
1599 #else /* !CONFIG_PNP */
i8042_pnp_init(void)1600 static inline int i8042_pnp_init(void) { return 0; }
i8042_pnp_exit(void)1601 static inline void i8042_pnp_exit(void) { }
1602 #endif /* CONFIG_PNP */
1603
1604
1605 #ifdef CONFIG_X86
i8042_check_quirks(void)1606 static void __init i8042_check_quirks(void)
1607 {
1608 const struct dmi_system_id *device_quirk_info;
1609 uintptr_t quirks;
1610
1611 device_quirk_info = dmi_first_match(i8042_dmi_quirk_table);
1612 if (!device_quirk_info)
1613 return;
1614
1615 quirks = (uintptr_t)device_quirk_info->driver_data;
1616
1617 if (quirks & SERIO_QUIRK_NOKBD)
1618 i8042_nokbd = true;
1619 if (quirks & SERIO_QUIRK_NOAUX)
1620 i8042_noaux = true;
1621 if (quirks & SERIO_QUIRK_NOMUX)
1622 i8042_nomux = true;
1623 if (quirks & SERIO_QUIRK_FORCEMUX)
1624 i8042_nomux = false;
1625 if (quirks & SERIO_QUIRK_UNLOCK)
1626 i8042_unlock = true;
1627 if (quirks & SERIO_QUIRK_PROBE_DEFER)
1628 i8042_probe_defer = true;
1629 /* Honor module parameter when value is not default */
1630 if (i8042_reset == I8042_RESET_DEFAULT) {
1631 if (quirks & SERIO_QUIRK_RESET_ALWAYS)
1632 i8042_reset = I8042_RESET_ALWAYS;
1633 if (quirks & SERIO_QUIRK_RESET_NEVER)
1634 i8042_reset = I8042_RESET_NEVER;
1635 }
1636 if (quirks & SERIO_QUIRK_DIECT)
1637 i8042_direct = true;
1638 if (quirks & SERIO_QUIRK_DUMBKBD)
1639 i8042_dumbkbd = true;
1640 if (quirks & SERIO_QUIRK_NOLOOP)
1641 i8042_noloop = true;
1642 if (quirks & SERIO_QUIRK_NOTIMEOUT)
1643 i8042_notimeout = true;
1644 if (quirks & SERIO_QUIRK_KBDRESET)
1645 i8042_kbdreset = true;
1646 if (quirks & SERIO_QUIRK_DRITEK)
1647 i8042_dritek = true;
1648 #ifdef CONFIG_PNP
1649 if (quirks & SERIO_QUIRK_NOPNP)
1650 i8042_nopnp = true;
1651 #endif
1652 }
1653 #else
i8042_check_quirks(void)1654 static inline void i8042_check_quirks(void) {}
1655 #endif
1656
i8042_platform_init(void)1657 static int __init i8042_platform_init(void)
1658 {
1659 int retval;
1660
1661 #ifdef CONFIG_X86
1662 u8 a20_on = 0xdf;
1663 /* Just return if platform does not have i8042 controller */
1664 if (x86_platform.legacy.i8042 == X86_LEGACY_I8042_PLATFORM_ABSENT)
1665 return -ENODEV;
1666 #endif
1667
1668 /*
1669 * On ix86 platforms touching the i8042 data register region can do really
1670 * bad things. Because of this the region is always reserved on ix86 boxes.
1671 *
1672 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
1673 * return -EBUSY;
1674 */
1675
1676 i8042_kbd_irq = I8042_MAP_IRQ(1);
1677 i8042_aux_irq = I8042_MAP_IRQ(12);
1678
1679 #if defined(__ia64__)
1680 i8042_reset = I8042_RESET_ALWAYS;
1681 #endif
1682
1683 i8042_check_quirks();
1684
1685 pr_debug("Active quirks (empty means none):%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
1686 i8042_nokbd ? " nokbd" : "",
1687 i8042_noaux ? " noaux" : "",
1688 i8042_nomux ? " nomux" : "",
1689 i8042_unlock ? " unlock" : "",
1690 i8042_probe_defer ? "probe_defer" : "",
1691 i8042_reset == I8042_RESET_DEFAULT ?
1692 "" : i8042_reset == I8042_RESET_ALWAYS ?
1693 " reset_always" : " reset_never",
1694 i8042_direct ? " direct" : "",
1695 i8042_dumbkbd ? " dumbkbd" : "",
1696 i8042_noloop ? " noloop" : "",
1697 i8042_notimeout ? " notimeout" : "",
1698 i8042_kbdreset ? " kbdreset" : "",
1699 #ifdef CONFIG_X86
1700 i8042_dritek ? " dritek" : "",
1701 #else
1702 "",
1703 #endif
1704 #ifdef CONFIG_PNP
1705 i8042_nopnp ? " nopnp" : "");
1706 #else
1707 "");
1708 #endif
1709
1710 retval = i8042_pnp_init();
1711 if (retval)
1712 return retval;
1713
1714 #ifdef CONFIG_X86
1715 /*
1716 * A20 was already enabled during early kernel init. But some buggy
1717 * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
1718 * resume from S3. So we do it here and hope that nothing breaks.
1719 */
1720 i8042_command(&a20_on, 0x10d1);
1721 i8042_command(NULL, 0x00ff); /* Null command for SMM firmware */
1722 #endif /* CONFIG_X86 */
1723
1724 return retval;
1725 }
1726
i8042_platform_exit(void)1727 static inline void i8042_platform_exit(void)
1728 {
1729 i8042_pnp_exit();
1730 }
1731
1732 #endif /* _I8042_ACPIPNPIO_H */
1733
