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 32static int i8042_kbd_irq; 33static 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 43static int i8042_command_reg = 0x64; 44static int i8042_data_reg = 0x60; 45 46 47static inline int i8042_read_data(void) 48{ 49 return inb(I8042_DATA_REG); 50} 51 52static inline int i8042_read_status(void) 53{ 54 return inb(I8042_STATUS_REG); 55} 56 57static inline void i8042_write_data(int val) 58{ 59 outb(val, I8042_DATA_REG); 60} 61 62static 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 */ 94static 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 /* Acer TravelMate P459-G2-M */ 365 .matches = { 366 DMI_MATCH(DMI_SYS_VENDOR, "Acer"), 367 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate P459-G2-M"), 368 }, 369 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 370 }, 371 { 372 /* Amoi M636/A737 */ 373 .matches = { 374 DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."), 375 DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"), 376 }, 377 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 378 }, 379 { 380 .matches = { 381 DMI_MATCH(DMI_SYS_VENDOR, "ByteSpeed LLC"), 382 DMI_MATCH(DMI_PRODUCT_NAME, "ByteSpeed Laptop C15B"), 383 }, 384 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 385 }, 386 { 387 /* Compal HEL80I */ 388 .matches = { 389 DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"), 390 DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"), 391 }, 392 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 393 }, 394 { 395 .matches = { 396 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), 397 DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"), 398 DMI_MATCH(DMI_PRODUCT_VERSION, "8500"), 399 }, 400 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 401 }, 402 { 403 .matches = { 404 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), 405 DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"), 406 DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"), 407 }, 408 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 409 }, 410 { 411 /* Advent 4211 */ 412 .matches = { 413 DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"), 414 DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"), 415 }, 416 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 417 }, 418 { 419 /* Dell Embedded Box PC 3000 */ 420 .matches = { 421 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 422 DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"), 423 }, 424 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 425 }, 426 { 427 /* Dell XPS M1530 */ 428 .matches = { 429 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 430 DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"), 431 }, 432 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 433 }, 434 { 435 /* Dell Vostro 1510 */ 436 .matches = { 437 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 438 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"), 439 }, 440 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 441 }, 442 { 443 /* Dell Vostro V13 */ 444 .matches = { 445 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 446 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"), 447 }, 448 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT) 449 }, 450 { 451 /* Dell Vostro 1320 */ 452 .matches = { 453 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 454 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"), 455 }, 456 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 457 }, 458 { 459 /* Dell Vostro 1520 */ 460 .matches = { 461 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 462 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"), 463 }, 464 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 465 }, 466 { 467 /* Dell Vostro 1720 */ 468 .matches = { 469 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 470 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"), 471 }, 472 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 473 }, 474 { 475 /* Entroware Proteus */ 476 .matches = { 477 DMI_MATCH(DMI_SYS_VENDOR, "Entroware"), 478 DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"), 479 DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"), 480 }, 481 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS) 482 }, 483 /* 484 * Some Fujitsu notebooks are having trouble with touchpads if 485 * active multiplexing mode is activated. Luckily they don't have 486 * external PS/2 ports so we can safely disable it. 487 * ... apparently some Toshibas don't like MUX mode either and 488 * die horrible death on reboot. 489 */ 490 { 491 /* Fujitsu Lifebook P7010/P7010D */ 492 .matches = { 493 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 494 DMI_MATCH(DMI_PRODUCT_NAME, "P7010"), 495 }, 496 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 497 }, 498 { 499 /* Fujitsu Lifebook P5020D */ 500 .matches = { 501 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 502 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"), 503 }, 504 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 505 }, 506 { 507 /* Fujitsu Lifebook S2000 */ 508 .matches = { 509 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 510 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"), 511 }, 512 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 513 }, 514 { 515 /* Fujitsu Lifebook S6230 */ 516 .matches = { 517 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 518 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"), 519 }, 520 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 521 }, 522 { 523 /* Fujitsu Lifebook T725 laptop */ 524 .matches = { 525 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 526 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T725"), 527 }, 528 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT) 529 }, 530 { 531 /* Fujitsu Lifebook U745 */ 532 .matches = { 533 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 534 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"), 535 }, 536 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 537 }, 538 { 539 /* Fujitsu T70H */ 540 .matches = { 541 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 542 DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"), 543 }, 544 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 545 }, 546 { 547 /* Fujitsu A544 laptop */ 548 /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */ 549 .matches = { 550 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 551 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"), 552 }, 553 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT) 554 }, 555 { 556 /* Fujitsu AH544 laptop */ 557 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ 558 .matches = { 559 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 560 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"), 561 }, 562 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT) 563 }, 564 { 565 /* Fujitsu U574 laptop */ 566 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */ 567 .matches = { 568 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 569 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"), 570 }, 571 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT) 572 }, 573 { 574 /* Fujitsu UH554 laptop */ 575 .matches = { 576 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 577 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"), 578 }, 579 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT) 580 }, 581 { 582 /* Fujitsu Lifebook P7010 */ 583 .matches = { 584 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), 585 DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"), 586 }, 587 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 588 }, 589 { 590 /* Fujitsu-Siemens Lifebook T3010 */ 591 .matches = { 592 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), 593 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"), 594 }, 595 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 596 }, 597 { 598 /* Fujitsu-Siemens Lifebook E4010 */ 599 .matches = { 600 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), 601 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"), 602 }, 603 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 604 }, 605 { 606 /* Fujitsu-Siemens Amilo Pro 2010 */ 607 .matches = { 608 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), 609 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"), 610 }, 611 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 612 }, 613 { 614 /* Fujitsu-Siemens Amilo Pro 2030 */ 615 .matches = { 616 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), 617 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"), 618 }, 619 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 620 }, 621 { 622 /* Fujitsu Lifebook A574/H */ 623 .matches = { 624 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 625 DMI_MATCH(DMI_PRODUCT_NAME, "FMVA0501PZ"), 626 }, 627 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 628 }, 629 { 630 /* Fujitsu Lifebook E5411 */ 631 .matches = { 632 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU CLIENT COMPUTING LIMITED"), 633 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E5411"), 634 }, 635 .driver_data = (void *)(SERIO_QUIRK_NOAUX) 636 }, 637 { 638 /* Fujitsu Lifebook U728 */ 639 .matches = { 640 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), 641 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U728"), 642 }, 643 .driver_data = (void *)(SERIO_QUIRK_NOAUX) 644 }, 645 { 646 /* Gigabyte M912 */ 647 .matches = { 648 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), 649 DMI_MATCH(DMI_PRODUCT_NAME, "M912"), 650 DMI_MATCH(DMI_PRODUCT_VERSION, "01"), 651 }, 652 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 653 }, 654 { 655 /* Gigabyte Spring Peak - defines wrong chassis type */ 656 .matches = { 657 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), 658 DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"), 659 }, 660 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 661 }, 662 { 663 /* Gigabyte T1005 - defines wrong chassis type ("Other") */ 664 .matches = { 665 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), 666 DMI_MATCH(DMI_PRODUCT_NAME, "T1005"), 667 }, 668 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 669 }, 670 { 671 /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */ 672 .matches = { 673 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), 674 DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"), 675 }, 676 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 677 }, 678 /* 679 * Some laptops need keyboard reset before probing for the trackpad to get 680 * it detected, initialised & finally work. 681 */ 682 { 683 /* Gigabyte P35 v2 - Elantech touchpad */ 684 .matches = { 685 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), 686 DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"), 687 }, 688 .driver_data = (void *)(SERIO_QUIRK_KBDRESET) 689 }, 690 { 691 /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */ 692 .matches = { 693 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), 694 DMI_MATCH(DMI_PRODUCT_NAME, "X3"), 695 }, 696 .driver_data = (void *)(SERIO_QUIRK_KBDRESET) 697 }, 698 { 699 /* Gigabyte P34 - Elantech touchpad */ 700 .matches = { 701 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), 702 DMI_MATCH(DMI_PRODUCT_NAME, "P34"), 703 }, 704 .driver_data = (void *)(SERIO_QUIRK_KBDRESET) 705 }, 706 { 707 /* Gigabyte P57 - Elantech touchpad */ 708 .matches = { 709 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), 710 DMI_MATCH(DMI_PRODUCT_NAME, "P57"), 711 }, 712 .driver_data = (void *)(SERIO_QUIRK_KBDRESET) 713 }, 714 { 715 /* Gericom Bellagio */ 716 .matches = { 717 DMI_MATCH(DMI_SYS_VENDOR, "Gericom"), 718 DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"), 719 }, 720 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 721 }, 722 { 723 /* Gigabyte M1022M netbook */ 724 .matches = { 725 DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."), 726 DMI_MATCH(DMI_BOARD_NAME, "M1022E"), 727 DMI_MATCH(DMI_BOARD_VERSION, "1.02"), 728 }, 729 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 730 }, 731 { 732 .matches = { 733 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 734 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"), 735 DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"), 736 }, 737 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 738 }, 739 { 740 /* 741 * HP Pavilion DV4017EA - 742 * errors on MUX ports are reported without raising AUXDATA 743 * causing "spurious NAK" messages. 744 */ 745 .matches = { 746 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 747 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"), 748 }, 749 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 750 }, 751 { 752 /* 753 * HP Pavilion ZT1000 - 754 * like DV4017EA does not raise AUXERR for errors on MUX ports. 755 */ 756 .matches = { 757 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 758 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"), 759 DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"), 760 }, 761 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 762 }, 763 { 764 /* 765 * HP Pavilion DV4270ca - 766 * like DV4017EA does not raise AUXERR for errors on MUX ports. 767 */ 768 .matches = { 769 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 770 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"), 771 }, 772 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 773 }, 774 { 775 /* Newer HP Pavilion dv4 models */ 776 .matches = { 777 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 778 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"), 779 }, 780 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT) 781 }, 782 { 783 /* IBM 2656 */ 784 .matches = { 785 DMI_MATCH(DMI_SYS_VENDOR, "IBM"), 786 DMI_MATCH(DMI_PRODUCT_NAME, "2656"), 787 }, 788 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 789 }, 790 { 791 /* Avatar AVIU-145A6 */ 792 .matches = { 793 DMI_MATCH(DMI_SYS_VENDOR, "Intel"), 794 DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"), 795 }, 796 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 797 }, 798 { 799 /* Intel MBO Desktop D845PESV */ 800 .matches = { 801 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), 802 DMI_MATCH(DMI_BOARD_NAME, "D845PESV"), 803 }, 804 .driver_data = (void *)(SERIO_QUIRK_NOPNP) 805 }, 806 { 807 /* 808 * Intel NUC D54250WYK - does not have i8042 controller but 809 * declares PS/2 devices in DSDT. 810 */ 811 .matches = { 812 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), 813 DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"), 814 }, 815 .driver_data = (void *)(SERIO_QUIRK_NOPNP) 816 }, 817 { 818 /* Lenovo 3000 n100 */ 819 .matches = { 820 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 821 DMI_MATCH(DMI_PRODUCT_NAME, "076804U"), 822 }, 823 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 824 }, 825 { 826 /* Lenovo XiaoXin Air 12 */ 827 .matches = { 828 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 829 DMI_MATCH(DMI_PRODUCT_NAME, "80UN"), 830 }, 831 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 832 }, 833 { 834 /* Lenovo LaVie Z */ 835 .matches = { 836 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 837 DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"), 838 }, 839 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 840 }, 841 { 842 /* Lenovo Ideapad U455 */ 843 .matches = { 844 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 845 DMI_MATCH(DMI_PRODUCT_NAME, "20046"), 846 }, 847 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 848 }, 849 { 850 /* Lenovo ThinkPad L460 */ 851 .matches = { 852 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 853 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"), 854 }, 855 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 856 }, 857 { 858 /* Lenovo ThinkPad Twist S230u */ 859 .matches = { 860 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 861 DMI_MATCH(DMI_PRODUCT_NAME, "33474HU"), 862 }, 863 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 864 }, 865 { 866 /* LG Electronics X110 */ 867 .matches = { 868 DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."), 869 DMI_MATCH(DMI_BOARD_NAME, "X110"), 870 }, 871 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 872 }, 873 { 874 /* Medion Akoya Mini E1210 */ 875 .matches = { 876 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), 877 DMI_MATCH(DMI_PRODUCT_NAME, "E1210"), 878 }, 879 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 880 }, 881 { 882 /* Medion Akoya E1222 */ 883 .matches = { 884 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), 885 DMI_MATCH(DMI_PRODUCT_NAME, "E122X"), 886 }, 887 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 888 }, 889 { 890 /* MSI Wind U-100 */ 891 .matches = { 892 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"), 893 DMI_MATCH(DMI_BOARD_NAME, "U-100"), 894 }, 895 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOPNP) 896 }, 897 { 898 /* 899 * No data is coming from the touchscreen unless KBC 900 * is in legacy mode. 901 */ 902 /* Panasonic CF-29 */ 903 .matches = { 904 DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"), 905 DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"), 906 }, 907 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 908 }, 909 { 910 /* Medion Akoya E7225 */ 911 .matches = { 912 DMI_MATCH(DMI_SYS_VENDOR, "Medion"), 913 DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"), 914 DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"), 915 }, 916 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 917 }, 918 { 919 /* Microsoft Virtual Machine */ 920 .matches = { 921 DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), 922 DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"), 923 DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"), 924 }, 925 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 926 }, 927 { 928 /* Medion MAM 2070 */ 929 .matches = { 930 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), 931 DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"), 932 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), 933 }, 934 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 935 }, 936 { 937 /* TUXEDO BU1406 */ 938 .matches = { 939 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), 940 DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"), 941 }, 942 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 943 }, 944 { 945 /* OQO Model 01 */ 946 .matches = { 947 DMI_MATCH(DMI_SYS_VENDOR, "OQO"), 948 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"), 949 DMI_MATCH(DMI_PRODUCT_VERSION, "00"), 950 }, 951 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 952 }, 953 { 954 .matches = { 955 DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"), 956 DMI_MATCH(DMI_PRODUCT_NAME, "C15B"), 957 }, 958 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 959 }, 960 { 961 /* Acer Aspire 5 A515 */ 962 .matches = { 963 DMI_MATCH(DMI_BOARD_VENDOR, "PK"), 964 DMI_MATCH(DMI_BOARD_NAME, "Grumpy_PK"), 965 }, 966 .driver_data = (void *)(SERIO_QUIRK_NOPNP) 967 }, 968 { 969 /* ULI EV4873 - AUX LOOP does not work properly */ 970 .matches = { 971 DMI_MATCH(DMI_SYS_VENDOR, "ULI"), 972 DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"), 973 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), 974 }, 975 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 976 }, 977 { 978 /* 979 * Arima-Rioworks HDAMB - 980 * AUX LOOP command does not raise AUX IRQ 981 */ 982 .matches = { 983 DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"), 984 DMI_MATCH(DMI_BOARD_NAME, "HDAMB"), 985 DMI_MATCH(DMI_BOARD_VERSION, "Rev E"), 986 }, 987 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 988 }, 989 { 990 /* Sharp Actius MM20 */ 991 .matches = { 992 DMI_MATCH(DMI_SYS_VENDOR, "SHARP"), 993 DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"), 994 }, 995 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 996 }, 997 { 998 /* 999 * Sony Vaio FZ-240E - 1000 * reset and GET ID commands issued via KBD port are 1001 * sometimes being delivered to AUX3. 1002 */ 1003 .matches = { 1004 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1005 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"), 1006 }, 1007 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 1008 }, 1009 { 1010 /* 1011 * Most (all?) VAIOs do not have external PS/2 ports nor 1012 * they implement active multiplexing properly, and 1013 * MUX discovery usually messes up keyboard/touchpad. 1014 */ 1015 .matches = { 1016 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1017 DMI_MATCH(DMI_BOARD_NAME, "VAIO"), 1018 }, 1019 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 1020 }, 1021 { 1022 /* Sony Vaio FS-115b */ 1023 .matches = { 1024 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1025 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"), 1026 }, 1027 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 1028 }, 1029 { 1030 /* 1031 * Sony Vaio VGN-CS series require MUX or the touch sensor 1032 * buttons will disturb touchpad operation 1033 */ 1034 .matches = { 1035 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1036 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"), 1037 }, 1038 .driver_data = (void *)(SERIO_QUIRK_FORCEMUX) 1039 }, 1040 { 1041 .matches = { 1042 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), 1043 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"), 1044 }, 1045 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 1046 }, 1047 { 1048 .matches = { 1049 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), 1050 DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"), 1051 }, 1052 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 1053 }, 1054 { 1055 .matches = { 1056 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), 1057 DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"), 1058 }, 1059 .driver_data = (void *)(SERIO_QUIRK_NOMUX) 1060 }, 1061 /* 1062 * A lot of modern Clevo barebones have touchpad and/or keyboard issues 1063 * after suspend fixable with nomux + reset + noloop + nopnp. Luckily, 1064 * none of them have an external PS/2 port so this can safely be set for 1065 * all of them. These two are based on a Clevo design, but have the 1066 * board_name changed. 1067 */ 1068 { 1069 .matches = { 1070 DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"), 1071 DMI_MATCH(DMI_BOARD_NAME, "AURA1501"), 1072 }, 1073 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1074 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1075 }, 1076 { 1077 .matches = { 1078 DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"), 1079 DMI_MATCH(DMI_BOARD_NAME, "EDUBOOK1502"), 1080 }, 1081 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1082 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1083 }, 1084 { 1085 /* Mivvy M310 */ 1086 .matches = { 1087 DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"), 1088 DMI_MATCH(DMI_PRODUCT_NAME, "N10"), 1089 }, 1090 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS) 1091 }, 1092 /* 1093 * Some laptops need keyboard reset before probing for the trackpad to get 1094 * it detected, initialised & finally work. 1095 */ 1096 { 1097 /* Schenker XMG C504 - Elantech touchpad */ 1098 .matches = { 1099 DMI_MATCH(DMI_SYS_VENDOR, "XMG"), 1100 DMI_MATCH(DMI_PRODUCT_NAME, "C504"), 1101 }, 1102 .driver_data = (void *)(SERIO_QUIRK_KBDRESET) 1103 }, 1104 { 1105 /* Blue FB5601 */ 1106 .matches = { 1107 DMI_MATCH(DMI_SYS_VENDOR, "blue"), 1108 DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"), 1109 DMI_MATCH(DMI_PRODUCT_VERSION, "M606"), 1110 }, 1111 .driver_data = (void *)(SERIO_QUIRK_NOLOOP) 1112 }, 1113 /* 1114 * A lot of modern Clevo barebones have touchpad and/or keyboard issues 1115 * after suspend fixable with nomux + reset + noloop + nopnp. Luckily, 1116 * none of them have an external PS/2 port so this can safely be set for 1117 * all of them. 1118 * Clevo barebones come with board_vendor and/or system_vendor set to 1119 * either the very generic string "Notebook" and/or a different value 1120 * for each individual reseller. The only somewhat universal way to 1121 * identify them is by board_name. 1122 */ 1123 { 1124 .matches = { 1125 DMI_MATCH(DMI_BOARD_NAME, "LAPQC71A"), 1126 }, 1127 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1128 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1129 }, 1130 { 1131 .matches = { 1132 DMI_MATCH(DMI_BOARD_NAME, "LAPQC71B"), 1133 }, 1134 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1135 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1136 }, 1137 { 1138 .matches = { 1139 DMI_MATCH(DMI_BOARD_NAME, "N140CU"), 1140 }, 1141 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1142 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1143 }, 1144 { 1145 .matches = { 1146 DMI_MATCH(DMI_BOARD_NAME, "N141CU"), 1147 }, 1148 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1149 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1150 }, 1151 { 1152 /* 1153 * Setting SERIO_QUIRK_NOMUX or SERIO_QUIRK_RESET_ALWAYS makes 1154 * the keyboard very laggy for ~5 seconds after boot and 1155 * sometimes also after resume. 1156 * However both are required for the keyboard to not fail 1157 * completely sometimes after boot or resume. 1158 */ 1159 .matches = { 1160 DMI_MATCH(DMI_BOARD_NAME, "N150CU"), 1161 }, 1162 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1163 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1164 }, 1165 { 1166 .matches = { 1167 DMI_MATCH(DMI_BOARD_NAME, "NH5xAx"), 1168 }, 1169 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1170 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1171 }, 1172 { 1173 /* 1174 * Setting SERIO_QUIRK_NOMUX or SERIO_QUIRK_RESET_ALWAYS makes 1175 * the keyboard very laggy for ~5 seconds after boot and 1176 * sometimes also after resume. 1177 * However both are required for the keyboard to not fail 1178 * completely sometimes after boot or resume. 1179 */ 1180 .matches = { 1181 DMI_MATCH(DMI_BOARD_NAME, "NHxxRZQ"), 1182 }, 1183 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1184 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1185 }, 1186 { 1187 .matches = { 1188 DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"), 1189 }, 1190 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1191 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1192 }, 1193 /* 1194 * At least one modern Clevo barebone has the touchpad connected both 1195 * via PS/2 and i2c interface. This causes a race condition between the 1196 * psmouse and i2c-hid driver. Since the full capability of the touchpad 1197 * is available via the i2c interface and the device has no external 1198 * PS/2 port, it is safe to just ignore all ps2 mouses here to avoid 1199 * this issue. The known affected device is the 1200 * TUXEDO InfinityBook S17 Gen6 / Clevo NS70MU which comes with one of 1201 * the two different dmi strings below. NS50MU is not a typo! 1202 */ 1203 { 1204 .matches = { 1205 DMI_MATCH(DMI_BOARD_NAME, "NS50MU"), 1206 }, 1207 .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX | 1208 SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP | 1209 SERIO_QUIRK_NOPNP) 1210 }, 1211 { 1212 .matches = { 1213 DMI_MATCH(DMI_BOARD_NAME, "NS50_70MU"), 1214 }, 1215 .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX | 1216 SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP | 1217 SERIO_QUIRK_NOPNP) 1218 }, 1219 { 1220 .matches = { 1221 DMI_MATCH(DMI_BOARD_NAME, "NS5x_7xPU"), 1222 }, 1223 .driver_data = (void *)(SERIO_QUIRK_NOAUX) 1224 }, 1225 { 1226 .matches = { 1227 DMI_MATCH(DMI_BOARD_NAME, "NJ50_70CU"), 1228 }, 1229 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1230 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1231 }, 1232 { 1233 /* 1234 * This is only a partial board_name and might be followed by 1235 * another letter or number. DMI_MATCH however does do partial 1236 * matching. 1237 */ 1238 .matches = { 1239 DMI_MATCH(DMI_PRODUCT_NAME, "P65xH"), 1240 }, 1241 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1242 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1243 }, 1244 { 1245 /* Clevo P650RS, 650RP6, Sager NP8152-S, and others */ 1246 .matches = { 1247 DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"), 1248 }, 1249 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1250 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1251 }, 1252 { 1253 /* 1254 * This is only a partial board_name and might be followed by 1255 * another letter or number. DMI_MATCH however does do partial 1256 * matching. 1257 */ 1258 .matches = { 1259 DMI_MATCH(DMI_PRODUCT_NAME, "P65_P67H"), 1260 }, 1261 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1262 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1263 }, 1264 { 1265 /* 1266 * This is only a partial board_name and might be followed by 1267 * another letter or number. DMI_MATCH however does do partial 1268 * matching. 1269 */ 1270 .matches = { 1271 DMI_MATCH(DMI_PRODUCT_NAME, "P65_67RP"), 1272 }, 1273 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1274 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1275 }, 1276 { 1277 /* 1278 * This is only a partial board_name and might be followed by 1279 * another letter or number. DMI_MATCH however does do partial 1280 * matching. 1281 */ 1282 .matches = { 1283 DMI_MATCH(DMI_PRODUCT_NAME, "P65_67RS"), 1284 }, 1285 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1286 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1287 }, 1288 { 1289 /* 1290 * This is only a partial board_name and might be followed by 1291 * another letter or number. DMI_MATCH however does do partial 1292 * matching. 1293 */ 1294 .matches = { 1295 DMI_MATCH(DMI_PRODUCT_NAME, "P67xRP"), 1296 }, 1297 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1298 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1299 }, 1300 { 1301 .matches = { 1302 DMI_MATCH(DMI_BOARD_NAME, "PB50_70DFx,DDx"), 1303 }, 1304 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1305 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1306 }, 1307 { 1308 .matches = { 1309 DMI_MATCH(DMI_BOARD_NAME, "PCX0DX"), 1310 }, 1311 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1312 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1313 }, 1314 /* See comment on TUXEDO InfinityBook S17 Gen6 / Clevo NS70MU above */ 1315 { 1316 .matches = { 1317 DMI_MATCH(DMI_BOARD_NAME, "PD5x_7xPNP_PNR_PNN_PNT"), 1318 }, 1319 .driver_data = (void *)(SERIO_QUIRK_NOAUX) 1320 }, 1321 { 1322 .matches = { 1323 DMI_MATCH(DMI_BOARD_NAME, "X170SM"), 1324 }, 1325 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1326 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1327 }, 1328 { 1329 .matches = { 1330 DMI_MATCH(DMI_BOARD_NAME, "X170KM-G"), 1331 }, 1332 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS | 1333 SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP) 1334 }, 1335 { } 1336}; 1337 1338#ifdef CONFIG_PNP 1339static const struct dmi_system_id i8042_dmi_laptop_table[] __initconst = { 1340 { 1341 .matches = { 1342 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ 1343 }, 1344 }, 1345 { 1346 .matches = { 1347 DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */ 1348 }, 1349 }, 1350 { 1351 .matches = { 1352 DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ 1353 }, 1354 }, 1355 { 1356 .matches = { 1357 DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */ 1358 }, 1359 }, 1360 { } 1361}; 1362#endif 1363 1364#endif /* CONFIG_X86 */ 1365 1366#ifdef CONFIG_PNP 1367#include <linux/pnp.h> 1368 1369static bool i8042_pnp_kbd_registered; 1370static unsigned int i8042_pnp_kbd_devices; 1371static bool i8042_pnp_aux_registered; 1372static unsigned int i8042_pnp_aux_devices; 1373 1374static int i8042_pnp_command_reg; 1375static int i8042_pnp_data_reg; 1376static int i8042_pnp_kbd_irq; 1377static int i8042_pnp_aux_irq; 1378 1379static char i8042_pnp_kbd_name[32]; 1380static char i8042_pnp_aux_name[32]; 1381 1382static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size) 1383{ 1384 strscpy(dst, "PNP:", dst_size); 1385 1386 while (id) { 1387 strlcat(dst, " ", dst_size); 1388 strlcat(dst, id->id, dst_size); 1389 id = id->next; 1390 } 1391} 1392 1393static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did) 1394{ 1395 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) 1396 i8042_pnp_data_reg = pnp_port_start(dev,0); 1397 1398 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) 1399 i8042_pnp_command_reg = pnp_port_start(dev, 1); 1400 1401 if (pnp_irq_valid(dev,0)) 1402 i8042_pnp_kbd_irq = pnp_irq(dev, 0); 1403 1404 strscpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name)); 1405 if (strlen(pnp_dev_name(dev))) { 1406 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name)); 1407 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name)); 1408 } 1409 i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id, 1410 sizeof(i8042_kbd_firmware_id)); 1411 i8042_kbd_fwnode = dev_fwnode(&dev->dev); 1412 1413 /* Keyboard ports are always supposed to be wakeup-enabled */ 1414 device_set_wakeup_enable(&dev->dev, true); 1415 1416 i8042_pnp_kbd_devices++; 1417 return 0; 1418} 1419 1420static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did) 1421{ 1422 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1) 1423 i8042_pnp_data_reg = pnp_port_start(dev,0); 1424 1425 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1) 1426 i8042_pnp_command_reg = pnp_port_start(dev, 1); 1427 1428 if (pnp_irq_valid(dev, 0)) 1429 i8042_pnp_aux_irq = pnp_irq(dev, 0); 1430 1431 strscpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name)); 1432 if (strlen(pnp_dev_name(dev))) { 1433 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name)); 1434 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name)); 1435 } 1436 i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id, 1437 sizeof(i8042_aux_firmware_id)); 1438 1439 i8042_pnp_aux_devices++; 1440 return 0; 1441} 1442 1443static const struct pnp_device_id pnp_kbd_devids[] = { 1444 { .id = "PNP0300", .driver_data = 0 }, 1445 { .id = "PNP0301", .driver_data = 0 }, 1446 { .id = "PNP0302", .driver_data = 0 }, 1447 { .id = "PNP0303", .driver_data = 0 }, 1448 { .id = "PNP0304", .driver_data = 0 }, 1449 { .id = "PNP0305", .driver_data = 0 }, 1450 { .id = "PNP0306", .driver_data = 0 }, 1451 { .id = "PNP0309", .driver_data = 0 }, 1452 { .id = "PNP030a", .driver_data = 0 }, 1453 { .id = "PNP030b", .driver_data = 0 }, 1454 { .id = "PNP0320", .driver_data = 0 }, 1455 { .id = "PNP0343", .driver_data = 0 }, 1456 { .id = "PNP0344", .driver_data = 0 }, 1457 { .id = "PNP0345", .driver_data = 0 }, 1458 { .id = "CPQA0D7", .driver_data = 0 }, 1459 { .id = "", }, 1460}; 1461MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids); 1462 1463static struct pnp_driver i8042_pnp_kbd_driver = { 1464 .name = "i8042 kbd", 1465 .id_table = pnp_kbd_devids, 1466 .probe = i8042_pnp_kbd_probe, 1467 .driver = { 1468 .probe_type = PROBE_FORCE_SYNCHRONOUS, 1469 .suppress_bind_attrs = true, 1470 }, 1471}; 1472 1473static const struct pnp_device_id pnp_aux_devids[] = { 1474 { .id = "AUI0200", .driver_data = 0 }, 1475 { .id = "FJC6000", .driver_data = 0 }, 1476 { .id = "FJC6001", .driver_data = 0 }, 1477 { .id = "PNP0f03", .driver_data = 0 }, 1478 { .id = "PNP0f0b", .driver_data = 0 }, 1479 { .id = "PNP0f0e", .driver_data = 0 }, 1480 { .id = "PNP0f12", .driver_data = 0 }, 1481 { .id = "PNP0f13", .driver_data = 0 }, 1482 { .id = "PNP0f19", .driver_data = 0 }, 1483 { .id = "PNP0f1c", .driver_data = 0 }, 1484 { .id = "SYN0801", .driver_data = 0 }, 1485 { .id = "", }, 1486}; 1487MODULE_DEVICE_TABLE(pnp, pnp_aux_devids); 1488 1489static struct pnp_driver i8042_pnp_aux_driver = { 1490 .name = "i8042 aux", 1491 .id_table = pnp_aux_devids, 1492 .probe = i8042_pnp_aux_probe, 1493 .driver = { 1494 .probe_type = PROBE_FORCE_SYNCHRONOUS, 1495 .suppress_bind_attrs = true, 1496 }, 1497}; 1498 1499static void i8042_pnp_exit(void) 1500{ 1501 if (i8042_pnp_kbd_registered) { 1502 i8042_pnp_kbd_registered = false; 1503 pnp_unregister_driver(&i8042_pnp_kbd_driver); 1504 } 1505 1506 if (i8042_pnp_aux_registered) { 1507 i8042_pnp_aux_registered = false; 1508 pnp_unregister_driver(&i8042_pnp_aux_driver); 1509 } 1510} 1511 1512static int __init i8042_pnp_init(void) 1513{ 1514 char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 }; 1515 bool pnp_data_busted = false; 1516 int err; 1517 1518 if (i8042_nopnp) { 1519 pr_info("PNP detection disabled\n"); 1520 return 0; 1521 } 1522 1523 err = pnp_register_driver(&i8042_pnp_kbd_driver); 1524 if (!err) 1525 i8042_pnp_kbd_registered = true; 1526 1527 err = pnp_register_driver(&i8042_pnp_aux_driver); 1528 if (!err) 1529 i8042_pnp_aux_registered = true; 1530 1531 if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) { 1532 i8042_pnp_exit(); 1533#if defined(__ia64__) 1534 return -ENODEV; 1535#else 1536 pr_info("PNP: No PS/2 controller found.\n"); 1537#if defined(__loongarch__) 1538 if (acpi_disabled == 0) 1539 return -ENODEV; 1540#else 1541 if (x86_platform.legacy.i8042 != 1542 X86_LEGACY_I8042_EXPECTED_PRESENT) 1543 return -ENODEV; 1544#endif 1545 pr_info("Probing ports directly.\n"); 1546 return 0; 1547#endif 1548 } 1549 1550 if (i8042_pnp_kbd_devices) 1551 snprintf(kbd_irq_str, sizeof(kbd_irq_str), 1552 "%d", i8042_pnp_kbd_irq); 1553 if (i8042_pnp_aux_devices) 1554 snprintf(aux_irq_str, sizeof(aux_irq_str), 1555 "%d", i8042_pnp_aux_irq); 1556 1557 pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n", 1558 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "", 1559 i8042_pnp_aux_name, 1560 i8042_pnp_data_reg, i8042_pnp_command_reg, 1561 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "", 1562 aux_irq_str); 1563 1564#if defined(__ia64__) 1565 if (!i8042_pnp_kbd_devices) 1566 i8042_nokbd = true; 1567 if (!i8042_pnp_aux_devices) 1568 i8042_noaux = true; 1569#endif 1570 1571 if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) && 1572 i8042_pnp_data_reg != i8042_data_reg) || 1573 !i8042_pnp_data_reg) { 1574 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n", 1575 i8042_pnp_data_reg, i8042_data_reg); 1576 i8042_pnp_data_reg = i8042_data_reg; 1577 pnp_data_busted = true; 1578 } 1579 1580 if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) && 1581 i8042_pnp_command_reg != i8042_command_reg) || 1582 !i8042_pnp_command_reg) { 1583 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n", 1584 i8042_pnp_command_reg, i8042_command_reg); 1585 i8042_pnp_command_reg = i8042_command_reg; 1586 pnp_data_busted = true; 1587 } 1588 1589 if (!i8042_nokbd && !i8042_pnp_kbd_irq) { 1590 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n", 1591 i8042_kbd_irq); 1592 i8042_pnp_kbd_irq = i8042_kbd_irq; 1593 pnp_data_busted = true; 1594 } 1595 1596 if (!i8042_noaux && !i8042_pnp_aux_irq) { 1597 if (!pnp_data_busted && i8042_pnp_kbd_irq) { 1598 pr_warn("PNP: PS/2 appears to have AUX port disabled, " 1599 "if this is incorrect please boot with i8042.nopnp\n"); 1600 i8042_noaux = true; 1601 } else { 1602 pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n", 1603 i8042_aux_irq); 1604 i8042_pnp_aux_irq = i8042_aux_irq; 1605 } 1606 } 1607 1608 i8042_data_reg = i8042_pnp_data_reg; 1609 i8042_command_reg = i8042_pnp_command_reg; 1610 i8042_kbd_irq = i8042_pnp_kbd_irq; 1611 i8042_aux_irq = i8042_pnp_aux_irq; 1612 1613#ifdef CONFIG_X86 1614 i8042_bypass_aux_irq_test = !pnp_data_busted && 1615 dmi_check_system(i8042_dmi_laptop_table); 1616#endif 1617 1618 return 0; 1619} 1620 1621#else /* !CONFIG_PNP */ 1622static inline int i8042_pnp_init(void) { return 0; } 1623static inline void i8042_pnp_exit(void) { } 1624#endif /* CONFIG_PNP */ 1625 1626 1627#ifdef CONFIG_X86 1628static void __init i8042_check_quirks(void) 1629{ 1630 const struct dmi_system_id *device_quirk_info; 1631 uintptr_t quirks; 1632 1633 device_quirk_info = dmi_first_match(i8042_dmi_quirk_table); 1634 if (!device_quirk_info) 1635 return; 1636 1637 quirks = (uintptr_t)device_quirk_info->driver_data; 1638 1639 if (quirks & SERIO_QUIRK_NOKBD) 1640 i8042_nokbd = true; 1641 if (quirks & SERIO_QUIRK_NOAUX) 1642 i8042_noaux = true; 1643 if (quirks & SERIO_QUIRK_NOMUX) 1644 i8042_nomux = true; 1645 if (quirks & SERIO_QUIRK_FORCEMUX) 1646 i8042_nomux = false; 1647 if (quirks & SERIO_QUIRK_UNLOCK) 1648 i8042_unlock = true; 1649 if (quirks & SERIO_QUIRK_PROBE_DEFER) 1650 i8042_probe_defer = true; 1651 /* Honor module parameter when value is not default */ 1652 if (i8042_reset == I8042_RESET_DEFAULT) { 1653 if (quirks & SERIO_QUIRK_RESET_ALWAYS) 1654 i8042_reset = I8042_RESET_ALWAYS; 1655 if (quirks & SERIO_QUIRK_RESET_NEVER) 1656 i8042_reset = I8042_RESET_NEVER; 1657 } 1658 if (quirks & SERIO_QUIRK_DIECT) 1659 i8042_direct = true; 1660 if (quirks & SERIO_QUIRK_DUMBKBD) 1661 i8042_dumbkbd = true; 1662 if (quirks & SERIO_QUIRK_NOLOOP) 1663 i8042_noloop = true; 1664 if (quirks & SERIO_QUIRK_NOTIMEOUT) 1665 i8042_notimeout = true; 1666 if (quirks & SERIO_QUIRK_KBDRESET) 1667 i8042_kbdreset = true; 1668 if (quirks & SERIO_QUIRK_DRITEK) 1669 i8042_dritek = true; 1670#ifdef CONFIG_PNP 1671 if (quirks & SERIO_QUIRK_NOPNP) 1672 i8042_nopnp = true; 1673#endif 1674} 1675#else 1676static inline void i8042_check_quirks(void) {} 1677#endif 1678 1679static int __init i8042_platform_init(void) 1680{ 1681 int retval; 1682 1683#ifdef CONFIG_X86 1684 u8 a20_on = 0xdf; 1685 /* Just return if platform does not have i8042 controller */ 1686 if (x86_platform.legacy.i8042 == X86_LEGACY_I8042_PLATFORM_ABSENT) 1687 return -ENODEV; 1688#endif 1689 1690/* 1691 * On ix86 platforms touching the i8042 data register region can do really 1692 * bad things. Because of this the region is always reserved on ix86 boxes. 1693 * 1694 * if (!request_region(I8042_DATA_REG, 16, "i8042")) 1695 * return -EBUSY; 1696 */ 1697 1698 i8042_kbd_irq = I8042_MAP_IRQ(1); 1699 i8042_aux_irq = I8042_MAP_IRQ(12); 1700 1701#if defined(__ia64__) 1702 i8042_reset = I8042_RESET_ALWAYS; 1703#endif 1704 1705 i8042_check_quirks(); 1706 1707 pr_debug("Active quirks (empty means none):%s%s%s%s%s%s%s%s%s%s%s%s%s\n", 1708 i8042_nokbd ? " nokbd" : "", 1709 i8042_noaux ? " noaux" : "", 1710 i8042_nomux ? " nomux" : "", 1711 i8042_unlock ? " unlock" : "", 1712 i8042_probe_defer ? "probe_defer" : "", 1713 i8042_reset == I8042_RESET_DEFAULT ? 1714 "" : i8042_reset == I8042_RESET_ALWAYS ? 1715 " reset_always" : " reset_never", 1716 i8042_direct ? " direct" : "", 1717 i8042_dumbkbd ? " dumbkbd" : "", 1718 i8042_noloop ? " noloop" : "", 1719 i8042_notimeout ? " notimeout" : "", 1720 i8042_kbdreset ? " kbdreset" : "", 1721#ifdef CONFIG_X86 1722 i8042_dritek ? " dritek" : "", 1723#else 1724 "", 1725#endif 1726#ifdef CONFIG_PNP 1727 i8042_nopnp ? " nopnp" : ""); 1728#else 1729 ""); 1730#endif 1731 1732 retval = i8042_pnp_init(); 1733 if (retval) 1734 return retval; 1735 1736#ifdef CONFIG_X86 1737 /* 1738 * A20 was already enabled during early kernel init. But some buggy 1739 * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to 1740 * resume from S3. So we do it here and hope that nothing breaks. 1741 */ 1742 i8042_command(&a20_on, 0x10d1); 1743 i8042_command(NULL, 0x00ff); /* Null command for SMM firmware */ 1744#endif /* CONFIG_X86 */ 1745 1746 return retval; 1747} 1748 1749static inline void i8042_platform_exit(void) 1750{ 1751 i8042_pnp_exit(); 1752} 1753 1754#endif /* _I8042_ACPIPNPIO_H */ 1755