drivers/input/serio/i8042-x86ia64io.h

   1 #ifndef _I8042_X86IA64IO_H
   2 #define _I8042_X86IA64IO_H
   3
   4 /*
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 as published by
   7  * the Free Software Foundation.
   8  */
   9
  10 #ifdef CONFIG_X86
  11 #include <asm/x86_init.h>
  12 #endif
  13
  14 /*
  15  * Names.
  16  */
  17
  18 #define I8042_KBD_PHYS_DESC "isa0060/serio0"
  19 #define I8042_AUX_PHYS_DESC "isa0060/serio1"
  20 #define I8042_MUX_PHYS_DESC "isa0060/serio%d"
  21
  22 /*
  23  * IRQs.
  24  */
  25
  26 #if defined(__ia64__)
  27 # define I8042_MAP_IRQ(x)       isa_irq_to_vector((x))
  28 #else
  29 # define I8042_MAP_IRQ(x)       (x)
  30 #endif
  31
  32 #define I8042_KBD_IRQ   i8042_kbd_irq
  33 #define I8042_AUX_IRQ   i8042_aux_irq
  34
  35 static int i8042_kbd_irq;
  36 static int i8042_aux_irq;
  37
  38 /*
  39  * Register numbers.
  40  */
  41
  42 #define I8042_COMMAND_REG       i8042_command_reg
  43 #define I8042_STATUS_REG        i8042_command_reg
  44 #define I8042_DATA_REG          i8042_data_reg
  45
  46 static int i8042_command_reg = 0x64;
  47 static int i8042_data_reg = 0x60;
  48
  49
  50 static inline int i8042_read_data(void)
  51 {
  52         return inb(I8042_DATA_REG);
  53 }
  54
  55 static inline int i8042_read_status(void)
  56 {
  57         return inb(I8042_STATUS_REG);
  58 }
  59
  60 static inline void i8042_write_data(int val)
  61 {
  62         outb(val, I8042_DATA_REG);
  63 }
  64
  65 static inline void i8042_write_command(int val)
  66 {
  67         outb(val, I8042_COMMAND_REG);
  68 }
  69
  70 #ifdef CONFIG_X86
  71
  72 #include <linux/dmi.h>
  73
  74 #define SERIO_QUIRK_NOKBD               BIT(0)
  75 #define SERIO_QUIRK_NOAUX               BIT(1)
  76 #define SERIO_QUIRK_NOMUX               BIT(2)
  77 #define SERIO_QUIRK_FORCEMUX            BIT(3)
  78 #define SERIO_QUIRK_UNLOCK              BIT(4)
  79 #define SERIO_QUIRK_PROBE_DEFER         BIT(5)
  80 #define SERIO_QUIRK_RESET_ALWAYS        BIT(6)
  81 #define SERIO_QUIRK_RESET_NEVER         BIT(7)
  82 #define SERIO_QUIRK_DIECT               BIT(8)
  83 #define SERIO_QUIRK_DUMBKBD             BIT(9)
  84 #define SERIO_QUIRK_NOLOOP              BIT(10)
  85 #define SERIO_QUIRK_NOTIMEOUT           BIT(11)
  86 #define SERIO_QUIRK_KBDRESET            BIT(12)
  87 #define SERIO_QUIRK_DRITEK              BIT(13)
  88 #define SERIO_QUIRK_NOPNP               BIT(14)
  89
  90 /* Quirk table for different mainboards. Options similar or identical to i8042
  91  * module parameters.
  92  * ORDERING IS IMPORTANT! The first match will be apllied and the rest ignored.
  93  * This allows entries to overwrite vendor wide quirks on a per device basis.
  94  * Where this is irrelevant, entries are sorted case sensitive by DMI_SYS_VENDOR
  95  * and/or DMI_BOARD_VENDOR to make it easier to avoid dublicate entries.
  96  */
  97 static const struct dmi_system_id i8042_dmi_quirk_table[] __initconst = {
  98         {
  99                 .matches = {
 100                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 101                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 102                 },
 103                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 104         },
 105         {
 106                 .matches = {
 107                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 108                         DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"),
 109                 },
 110                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 111         },
 112         {
 113                 /* Asus X450LCP */
 114                 .matches = {
 115                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 116                         DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"),
 117                 },
 118                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_NEVER)
 119         },
 120         {
 121                 /* ASUS ZenBook UX425UA */
 122                 .matches = {
 123                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 124                         DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX425UA"),
 125                 },
 126                 .driver_data = (void *)(SERIO_QUIRK_PROBE_DEFER | SERIO_QUIRK_RESET_NEVER)
 127         },
 128         {
 129                 /* ASUS ZenBook UM325UA */
 130                 .matches = {
 131                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 132                         DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX325UA_UM325UA"),
 133                 },
 134                 .driver_data = (void *)(SERIO_QUIRK_PROBE_DEFER | SERIO_QUIRK_RESET_NEVER)
 135         },
 136         /*
 137          * On some Asus laptops, just running self tests cause problems.
 138          */
 139         {
 140                 .matches = {
 141                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 142                         DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
 143                 },
 144                 .driver_data = (void *)(SERIO_QUIRK_RESET_NEVER)
 145         },
 146         {
 147                 .matches = {
 148                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 149                         DMI_MATCH(DMI_CHASSIS_TYPE, "31"), /* Convertible Notebook */
 150                 },
 151                 .driver_data = (void *)(SERIO_QUIRK_RESET_NEVER)
 152         },
 153         {
 154                 /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
 155                 .matches = {
 156                         DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
 157                         DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
 158                         DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
 159                 },
 160                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 161         },
 162         {
 163                 /* ASUS G1S */
 164                 .matches = {
 165                         DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
 166                         DMI_MATCH(DMI_BOARD_NAME, "G1S"),
 167                         DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
 168                 },
 169                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 170         },
 171         {
 172                 .matches = {
 173                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 174                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
 175                 },
 176                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 177         },
 178         {
 179                 /* Acer Aspire 5710 */
 180                 .matches = {
 181                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 182                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"),
 183                 },
 184                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 185         },
 186         {
 187                 /* Acer Aspire 7738 */
 188                 .matches = {
 189                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 190                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"),
 191                 },
 192                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 193         },
 194         {
 195                 /* Acer Aspire 5536 */
 196                 .matches = {
 197                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 198                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
 199                         DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
 200                 },
 201                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 202         },
 203         {
 204                 /*
 205                  * Acer Aspire 5738z
 206                  * Touchpad stops working in mux mode when dis- + re-enabled
 207                  * with the touchpad enable/disable toggle hotkey
 208                  */
 209                 .matches = {
 210                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 211                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"),
 212                 },
 213                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 214         },
 215         {
 216                 /* Acer Aspire One 150 */
 217                 .matches = {
 218                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 219                         DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
 220                 },
 221                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 222         },
 223         {
 224                 .matches = {
 225                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 226                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A114-31"),
 227                 },
 228                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 229         },
 230         {
 231                 .matches = {
 232                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 233                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A314-31"),
 234                 },
 235                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 236         },
 237         {
 238                 .matches = {
 239                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 240                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A315-31"),
 241                 },
 242                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 243         },
 244         {
 245                 .matches = {
 246                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 247                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-132"),
 248                 },
 249                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 250         },
 251         {
 252                 .matches = {
 253                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 254                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-332"),
 255                 },
 256                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 257         },
 258         {
 259                 .matches = {
 260                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 261                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-432"),
 262                 },
 263                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 264         },
 265         {
 266                 .matches = {
 267                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 268                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate Spin B118-RN"),
 269                 },
 270                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 271         },
 272         /*
 273          * Some Wistron based laptops need us to explicitly enable the 'Dritek
 274          * keyboard extension' to make their extra keys start generating scancodes.
 275          * Originally, this was just confined to older laptops, but a few Acer laptops
 276          * have turned up in 2007 that also need this again.
 277          */
 278         {
 279                 /* Acer Aspire 5100 */
 280                 .matches = {
 281                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 282                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
 283                 },
 284                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 285         },
 286         {
 287                 /* Acer Aspire 5610 */
 288                 .matches = {
 289                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 290                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
 291                 },
 292                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 293         },
 294         {
 295                 /* Acer Aspire 5630 */
 296                 .matches = {
 297                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 298                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
 299                 },
 300                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 301         },
 302         {
 303                 /* Acer Aspire 5650 */
 304                 .matches = {
 305                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 306                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
 307                 },
 308                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 309         },
 310         {
 311                 /* Acer Aspire 5680 */
 312                 .matches = {
 313                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 314                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
 315                 },
 316                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 317         },
 318         {
 319                 /* Acer Aspire 5720 */
 320                 .matches = {
 321                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 322                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
 323                 },
 324                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 325         },
 326         {
 327                 /* Acer Aspire 9110 */
 328                 .matches = {
 329                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 330                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
 331                 },
 332                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 333         },
 334         {
 335                 /* Acer TravelMate 660 */
 336                 .matches = {
 337                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 338                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
 339                 },
 340                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 341         },
 342         {
 343                 /* Acer TravelMate 2490 */
 344                 .matches = {
 345                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 346                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
 347                 },
 348                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 349         },
 350         {
 351                 /* Acer TravelMate 4280 */
 352                 .matches = {
 353                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 354                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
 355                 },
 356                 .driver_data = (void *)(SERIO_QUIRK_DRITEK)
 357         },
 358         {
 359                 /* Amoi M636/A737 */
 360                 .matches = {
 361                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
 362                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 363                 },
 364                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 365         },
 366         {
 367                 .matches = {
 368                         DMI_MATCH(DMI_SYS_VENDOR, "ByteSpeed LLC"),
 369                         DMI_MATCH(DMI_PRODUCT_NAME, "ByteSpeed Laptop C15B"),
 370                 },
 371                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 372         },
 373         {
 374                 /* Compal HEL80I */
 375                 .matches = {
 376                         DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
 377                         DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
 378                 },
 379                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 380         },
 381         {
 382                 .matches = {
 383                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
 384                         DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"),
 385                         DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
 386                 },
 387                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 388         },
 389         {
 390                 .matches = {
 391                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
 392                         DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant"),
 393                         DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
 394                 },
 395                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 396         },
 397         {
 398                 /* Advent 4211 */
 399                 .matches = {
 400                         DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
 401                         DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
 402                 },
 403                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 404         },
 405         {
 406                 /* Dell Embedded Box PC 3000 */
 407                 .matches = {
 408                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 409                         DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"),
 410                 },
 411                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 412         },
 413         {
 414                 /* Dell XPS M1530 */
 415                 .matches = {
 416                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 417                         DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
 418                 },
 419                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 420         },
 421         {
 422                 /* Dell Vostro 1510 */
 423                 .matches = {
 424                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 425                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
 426                 },
 427                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 428         },
 429         {
 430                 /* Dell Vostro V13 */
 431                 .matches = {
 432                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 433                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
 434                 },
 435                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT)
 436         },
 437         {
 438                 /* Dell Vostro 1320 */
 439                 .matches = {
 440                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 441                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
 442                 },
 443                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 444         },
 445         {
 446                 /* Dell Vostro 1520 */
 447                 .matches = {
 448                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 449                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
 450                 },
 451                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 452         },
 453         {
 454                 /* Dell Vostro 1720 */
 455                 .matches = {
 456                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 457                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
 458                 },
 459                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 460         },
 461         {
 462                 /* Entroware Proteus */
 463                 .matches = {
 464                         DMI_MATCH(DMI_SYS_VENDOR, "Entroware"),
 465                         DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"),
 466                         DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"),
 467                 },
 468                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS)
 469         },
 470         /*
 471          * Some Fujitsu notebooks are having trouble with touchpads if
 472          * active multiplexing mode is activated. Luckily they don't have
 473          * external PS/2 ports so we can safely disable it.
 474          * ... apparently some Toshibas don't like MUX mode either and
 475          * die horrible death on reboot.
 476          */
 477         {
 478                 /* Fujitsu Lifebook P7010/P7010D */
 479                 .matches = {
 480                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 481                         DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
 482                 },
 483                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 484         },
 485         {
 486                 /* Fujitsu Lifebook P5020D */
 487                 .matches = {
 488                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 489                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
 490                 },
 491                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 492         },
 493         {
 494                 /* Fujitsu Lifebook S2000 */
 495                 .matches = {
 496                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 497                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
 498                 },
 499                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 500         },
 501         {
 502                 /* Fujitsu Lifebook S6230 */
 503                 .matches = {
 504                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 505                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
 506                 },
 507                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 508         },
 509         {
 510                 /* Fujitsu Lifebook T725 laptop */
 511                 .matches = {
 512                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 513                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T725"),
 514                 },
 515                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT)
 516         },
 517         {
 518                 /* Fujitsu Lifebook U745 */
 519                 .matches = {
 520                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 521                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"),
 522                 },
 523                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 524         },
 525         {
 526                 /* Fujitsu T70H */
 527                 .matches = {
 528                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 529                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
 530                 },
 531                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 532         },
 533         {
 534                 /* Fujitsu A544 laptop */
 535                 /* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */
 536                 .matches = {
 537                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 538                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"),
 539                 },
 540                 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
 541         },
 542         {
 543                 /* Fujitsu AH544 laptop */
 544                 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
 545                 .matches = {
 546                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 547                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"),
 548                 },
 549                 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
 550         },
 551         {
 552                 /* Fujitsu U574 laptop */
 553                 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
 554                 .matches = {
 555                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 556                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"),
 557                 },
 558                 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
 559         },
 560         {
 561                 /* Fujitsu UH554 laptop */
 562                 .matches = {
 563                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 564                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"),
 565                 },
 566                 .driver_data = (void *)(SERIO_QUIRK_NOTIMEOUT)
 567         },
 568         {
 569                 /* Fujitsu Lifebook P7010 */
 570                 .matches = {
 571                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 572                         DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
 573                 },
 574                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 575         },
 576         {
 577                 /* Fujitsu-Siemens Lifebook T3010 */
 578                 .matches = {
 579                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 580                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
 581                 },
 582                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 583         },
 584         {
 585                 /* Fujitsu-Siemens Lifebook E4010 */
 586                 .matches = {
 587                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 588                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
 589                 },
 590                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 591         },
 592         {
 593                 /* Fujitsu-Siemens Amilo Pro 2010 */
 594                 .matches = {
 595                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 596                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
 597                 },
 598                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 599         },
 600         {
 601                 /* Fujitsu-Siemens Amilo Pro 2030 */
 602                 .matches = {
 603                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 604                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
 605                 },
 606                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 607         },
 608         {
 609                 /* Fujitsu Lifebook A574/H */
 610                 .matches = {
 611                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 612                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVA0501PZ"),
 613                 },
 614                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 615         },
 616         {
 617                 /* Gigabyte M912 */
 618                 .matches = {
 619                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 620                         DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
 621                         DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
 622                 },
 623                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 624         },
 625         {
 626                 /* Gigabyte Spring Peak - defines wrong chassis type */
 627                 .matches = {
 628                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 629                         DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
 630                 },
 631                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 632         },
 633         {
 634                 /* Gigabyte T1005 - defines wrong chassis type ("Other") */
 635                 .matches = {
 636                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 637                         DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
 638                 },
 639                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 640         },
 641         {
 642                 /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
 643                 .matches = {
 644                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 645                         DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
 646                 },
 647                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 648         },
 649         /*
 650          * Some laptops need keyboard reset before probing for the trackpad to get
 651          * it detected, initialised & finally work.
 652          */
 653         {
 654                 /* Gigabyte P35 v2 - Elantech touchpad */
 655                 .matches = {
 656                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 657                         DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"),
 658                 },
 659                 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
 660         },
 661                 {
 662                 /* Aorus branded Gigabyte X3 Plus - Elantech touchpad */
 663                 .matches = {
 664                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 665                         DMI_MATCH(DMI_PRODUCT_NAME, "X3"),
 666                 },
 667                 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
 668         },
 669         {
 670                 /* Gigabyte P34 - Elantech touchpad */
 671                 .matches = {
 672                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 673                         DMI_MATCH(DMI_PRODUCT_NAME, "P34"),
 674                 },
 675                 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
 676         },
 677         {
 678                 /* Gigabyte P57 - Elantech touchpad */
 679                 .matches = {
 680                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 681                         DMI_MATCH(DMI_PRODUCT_NAME, "P57"),
 682                 },
 683                 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
 684         },
 685         {
 686                 /* Gericom Bellagio */
 687                 .matches = {
 688                         DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
 689                         DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
 690                 },
 691                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 692         },
 693         {
 694                 /* Gigabyte M1022M netbook */
 695                 .matches = {
 696                         DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
 697                         DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
 698                         DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
 699                 },
 700                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 701         },
 702         {
 703                 .matches = {
 704                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 705                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
 706                         DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
 707                 },
 708                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 709         },
 710         {
 711                 /*
 712                  * HP Pavilion DV4017EA -
 713                  * errors on MUX ports are reported without raising AUXDATA
 714                  * causing "spurious NAK" messages.
 715                  */
 716                 .matches = {
 717                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 718                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
 719                 },
 720                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 721         },
 722         {
 723                 /*
 724                  * HP Pavilion ZT1000 -
 725                  * like DV4017EA does not raise AUXERR for errors on MUX ports.
 726                  */
 727                 .matches = {
 728                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 729                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
 730                         DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
 731                 },
 732                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 733         },
 734         {
 735                 /*
 736                  * HP Pavilion DV4270ca -
 737                  * like DV4017EA does not raise AUXERR for errors on MUX ports.
 738                  */
 739                 .matches = {
 740                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 741                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
 742                 },
 743                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 744         },
 745         {
 746                 /* Newer HP Pavilion dv4 models */
 747                 .matches = {
 748                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 749                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
 750                 },
 751                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_NOTIMEOUT)
 752         },
 753         {
 754                 /* IBM 2656 */
 755                 .matches = {
 756                         DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
 757                         DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
 758                 },
 759                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 760         },
 761         {
 762                 /* Avatar AVIU-145A6 */
 763                 .matches = {
 764                         DMI_MATCH(DMI_SYS_VENDOR, "Intel"),
 765                         DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
 766                 },
 767                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 768         },
 769         {
 770                 /* Intel MBO Desktop D845PESV */
 771                 .matches = {
 772                         DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
 773                         DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
 774                 },
 775                 .driver_data = (void *)(SERIO_QUIRK_NOPNP)
 776         },
 777         {
 778                 /*
 779                  * Intel NUC D54250WYK - does not have i8042 controller but
 780                  * declares PS/2 devices in DSDT.
 781                  */
 782                 .matches = {
 783                         DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
 784                         DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"),
 785                 },
 786                 .driver_data = (void *)(SERIO_QUIRK_NOPNP)
 787         },
 788         {
 789                 /* Lenovo 3000 n100 */
 790                 .matches = {
 791                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 792                         DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
 793                 },
 794                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 795         },
 796         {
 797                 /* Lenovo XiaoXin Air 12 */
 798                 .matches = {
 799                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 800                         DMI_MATCH(DMI_PRODUCT_NAME, "80UN"),
 801                 },
 802                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 803         },
 804         {
 805                 /* Lenovo LaVie Z */
 806                 .matches = {
 807                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 808                         DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
 809                 },
 810                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 811         },
 812         {
 813                 /* Lenovo Ideapad U455 */
 814                 .matches = {
 815                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 816                         DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
 817                 },
 818                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 819         },
 820         {
 821                 /* Lenovo ThinkPad L460 */
 822                 .matches = {
 823                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 824                         DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"),
 825                 },
 826                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 827         },
 828         {
 829                 /* Lenovo ThinkPad Twist S230u */
 830                 .matches = {
 831                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 832                         DMI_MATCH(DMI_PRODUCT_NAME, "33474HU"),
 833                 },
 834                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 835         },
 836         {
 837                 /* LG Electronics X110 */
 838                 .matches = {
 839                         DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
 840                         DMI_MATCH(DMI_BOARD_NAME, "X110"),
 841                 },
 842                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 843         },
 844         {
 845                 /* Medion Akoya Mini E1210 */
 846                 .matches = {
 847                         DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
 848                         DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
 849                 },
 850                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 851         },
 852         {
 853                 /* Medion Akoya E1222 */
 854                 .matches = {
 855                         DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
 856                         DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
 857                 },
 858                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 859         },
 860         {
 861                 /* MSI Wind U-100 */
 862                 .matches = {
 863                         DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
 864                         DMI_MATCH(DMI_BOARD_NAME, "U-100"),
 865                 },
 866                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOPNP)
 867         },
 868         {
 869                 /*
 870                  * No data is coming from the touchscreen unless KBC
 871                  * is in legacy mode.
 872                  */
 873                 /* Panasonic CF-29 */
 874                 .matches = {
 875                         DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
 876                         DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
 877                 },
 878                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 879         },
 880         {
 881                 /* Medion Akoya E7225 */
 882                 .matches = {
 883                         DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
 884                         DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"),
 885                         DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"),
 886                 },
 887                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 888         },
 889         {
 890                 /* Microsoft Virtual Machine */
 891                 .matches = {
 892                         DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
 893                         DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
 894                         DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
 895                 },
 896                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 897         },
 898         {
 899                 /* Medion MAM 2070 */
 900                 .matches = {
 901                         DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
 902                         DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
 903                         DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
 904                 },
 905                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 906         },
 907         {
 908                 /* TUXEDO BU1406 */
 909                 .matches = {
 910                         DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
 911                         DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
 912                 },
 913                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 914         },
 915         {
 916                 /* Clevo P650RS, 650RP6, Sager NP8152-S, and others */
 917                 .matches = {
 918                         DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
 919                         DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"),
 920                 },
 921                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
 922         },
 923         {
 924                 /* OQO Model 01 */
 925                 .matches = {
 926                         DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
 927                         DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
 928                         DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
 929                 },
 930                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 931         },
 932         {
 933                 .matches = {
 934                         DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"),
 935                         DMI_MATCH(DMI_PRODUCT_NAME, "C15B"),
 936                 },
 937                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 938         },
 939         {
 940                 /* Acer Aspire 5 A515 */
 941                 .matches = {
 942                         DMI_MATCH(DMI_BOARD_VENDOR, "PK"),
 943                         DMI_MATCH(DMI_BOARD_NAME, "Grumpy_PK"),
 944                 },
 945                 .driver_data = (void *)(SERIO_QUIRK_NOPNP)
 946         },
 947         {
 948                 /* ULI EV4873 - AUX LOOP does not work properly */
 949                 .matches = {
 950                         DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
 951                         DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
 952                         DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
 953                 },
 954                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 955         },
 956         {
 957                 /*
 958                  * Arima-Rioworks HDAMB -
 959                  * AUX LOOP command does not raise AUX IRQ
 960                  */
 961                 .matches = {
 962                         DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
 963                         DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
 964                         DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
 965                 },
 966                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
 967         },
 968         {
 969                 /* Sharp Actius MM20 */
 970                 .matches = {
 971                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 972                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 973                 },
 974                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 975         },
 976         {
 977                 /*
 978                  * Sony Vaio FZ-240E -
 979                  * reset and GET ID commands issued via KBD port are
 980                  * sometimes being delivered to AUX3.
 981                  */
 982                 .matches = {
 983                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 984                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
 985                 },
 986                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 987         },
 988         {
 989                 /*
 990                  * Most (all?) VAIOs do not have external PS/2 ports nor
 991                  * they implement active multiplexing properly, and
 992                  * MUX discovery usually messes up keyboard/touchpad.
 993                  */
 994                 .matches = {
 995                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 996                         DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
 997                 },
 998                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
 999         },
1000         {
1001                 /* Sony Vaio FS-115b */
1002                 .matches = {
1003                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
1004                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
1005                 },
1006                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
1007         },
1008         {
1009                 /*
1010                  * Sony Vaio VGN-CS series require MUX or the touch sensor
1011                  * buttons will disturb touchpad operation
1012                  */
1013                 .matches = {
1014                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
1015                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"),
1016                 },
1017                 .driver_data = (void *)(SERIO_QUIRK_FORCEMUX)
1018         },
1019         {
1020                 .matches = {
1021                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
1022                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
1023                 },
1024                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
1025         },
1026         {
1027                 .matches = {
1028                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
1029                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
1030                 },
1031                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
1032         },
1033         {
1034                 .matches = {
1035                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
1036                         DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
1037                 },
1038                 .driver_data = (void *)(SERIO_QUIRK_NOMUX)
1039         },
1040         /*
1041          * A lot of modern Clevo barebones have touchpad and/or keyboard issues
1042          * after suspend fixable with nomux + reset + noloop + nopnp. Luckily,
1043          * none of them have an external PS/2 port so this can safely be set for
1044          * all of them. These two are based on a Clevo design, but have the
1045          * board_name changed.
1046          */
1047         {
1048                 .matches = {
1049                         DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"),
1050                         DMI_MATCH(DMI_BOARD_NAME, "AURA1501"),
1051                 },
1052                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1053                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1054         },
1055         {
1056                 .matches = {
1057                         DMI_MATCH(DMI_BOARD_VENDOR, "TUXEDO"),
1058                         DMI_MATCH(DMI_BOARD_NAME, "EDUBOOK1502"),
1059                 },
1060                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1061                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1062         },
1063         {
1064                 /* Mivvy M310 */
1065                 .matches = {
1066                         DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
1067                         DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
1068                 },
1069                 .driver_data = (void *)(SERIO_QUIRK_RESET_ALWAYS)
1070         },
1071         /*
1072          * Some laptops need keyboard reset before probing for the trackpad to get
1073          * it detected, initialised & finally work.
1074          */
1075         {
1076                 /* Schenker XMG C504 - Elantech touchpad */
1077                 .matches = {
1078                         DMI_MATCH(DMI_SYS_VENDOR, "XMG"),
1079                         DMI_MATCH(DMI_PRODUCT_NAME, "C504"),
1080                 },
1081                 .driver_data = (void *)(SERIO_QUIRK_KBDRESET)
1082         },
1083         {
1084                 /* Blue FB5601 */
1085                 .matches = {
1086                         DMI_MATCH(DMI_SYS_VENDOR, "blue"),
1087                         DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
1088                         DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
1089                 },
1090                 .driver_data = (void *)(SERIO_QUIRK_NOLOOP)
1091         },
1092         /*
1093          * A lot of modern Clevo barebones have touchpad and/or keyboard issues
1094          * after suspend fixable with nomux + reset + noloop + nopnp. Luckily,
1095          * none of them have an external PS/2 port so this can safely be set for
1096          * all of them.
1097          * Clevo barebones come with board_vendor and/or system_vendor set to
1098          * either the very generic string "Notebook" and/or a different value
1099          * for each individual reseller. The only somewhat universal way to
1100          * identify them is by board_name.
1101          */
1102         {
1103                 .matches = {
1104                         DMI_MATCH(DMI_BOARD_NAME, "LAPQC71A"),
1105                 },
1106                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1107                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1108         },
1109         {
1110                 .matches = {
1111                         DMI_MATCH(DMI_BOARD_NAME, "LAPQC71B"),
1112                 },
1113                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1114                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1115         },
1116         {
1117                 .matches = {
1118                         DMI_MATCH(DMI_BOARD_NAME, "N140CU"),
1119                 },
1120                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1121                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1122         },
1123         {
1124                 .matches = {
1125                         DMI_MATCH(DMI_BOARD_NAME, "N141CU"),
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, "NH5xAx"),
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, "NL5xRU"),
1140                 },
1141                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1142                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1143         },
1144         /*
1145          * At least one modern Clevo barebone has the touchpad connected both
1146          * via PS/2 and i2c interface. This causes a race condition between the
1147          * psmouse and i2c-hid driver. Since the full capability of the touchpad
1148          * is available via the i2c interface and the device has no external
1149          * PS/2 port, it is safe to just ignore all ps2 mouses here to avoid
1150          * this issue. The known affected device is the
1151          * TUXEDO InfinityBook S17 Gen6 / Clevo NS70MU which comes with one of
1152          * the two different dmi strings below. NS50MU is not a typo!
1153          */
1154         {
1155                 .matches = {
1156                         DMI_MATCH(DMI_BOARD_NAME, "NS50MU"),
1157                 },
1158                 .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX |
1159                                         SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP |
1160                                         SERIO_QUIRK_NOPNP)
1161         },
1162         {
1163                 .matches = {
1164                         DMI_MATCH(DMI_BOARD_NAME, "NS50_70MU"),
1165                 },
1166                 .driver_data = (void *)(SERIO_QUIRK_NOAUX | SERIO_QUIRK_NOMUX |
1167                                         SERIO_QUIRK_RESET_ALWAYS | SERIO_QUIRK_NOLOOP |
1168                                         SERIO_QUIRK_NOPNP)
1169         },
1170         {
1171                 .matches = {
1172                         DMI_MATCH(DMI_BOARD_NAME, "NJ50_70CU"),
1173                 },
1174                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1175                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1176         },
1177         {
1178                 .matches = {
1179                         DMI_MATCH(DMI_BOARD_NAME, "PB50_70DFx,DDx"),
1180                 },
1181                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1182                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1183         },
1184         {
1185                 .matches = {
1186                         DMI_MATCH(DMI_BOARD_NAME, "PCX0DX"),
1187                 },
1188                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1189                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1190         },
1191         {
1192                 .matches = {
1193                         DMI_MATCH(DMI_BOARD_NAME, "X170SM"),
1194                 },
1195                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1196                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1197         },
1198         {
1199                 .matches = {
1200                         DMI_MATCH(DMI_BOARD_NAME, "X170KM-G"),
1201                 },
1202                 .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
1203                                         SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
1204         },
1205         { }
1206 };
1207
1208 #ifdef CONFIG_PNP
1209 static const struct dmi_system_id i8042_dmi_laptop_table[] __initconst = {
1210         {
1211                 .matches = {
1212                         DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
1213                 },
1214         },
1215         {
1216                 .matches = {
1217                         DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
1218                 },
1219         },
1220         {
1221                 .matches = {
1222                         DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
1223                 },
1224         },
1225         {
1226                 .matches = {
1227                         DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
1228                 },
1229         },
1230         { }
1231 };
1232 #endif
1233
1234 #endif /* CONFIG_X86 */
1235
1236 #ifdef CONFIG_PNP
1237 #include <linux/pnp.h>
1238
1239 static bool i8042_pnp_kbd_registered;
1240 static unsigned int i8042_pnp_kbd_devices;
1241 static bool i8042_pnp_aux_registered;
1242 static unsigned int i8042_pnp_aux_devices;
1243
1244 static int i8042_pnp_command_reg;
1245 static int i8042_pnp_data_reg;
1246 static int i8042_pnp_kbd_irq;
1247 static int i8042_pnp_aux_irq;
1248
1249 static char i8042_pnp_kbd_name[32];
1250 static char i8042_pnp_aux_name[32];
1251
1252 static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size)
1253 {
1254         strlcpy(dst, "PNP:", dst_size);
1255
1256         while (id) {
1257                 strlcat(dst, " ", dst_size);
1258                 strlcat(dst, id->id, dst_size);
1259                 id = id->next;
1260         }
1261 }
1262
1263 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
1264 {
1265         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
1266                 i8042_pnp_data_reg = pnp_port_start(dev,0);
1267
1268         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
1269                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
1270
1271         if (pnp_irq_valid(dev,0))
1272                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
1273
1274         strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
1275         if (strlen(pnp_dev_name(dev))) {
1276                 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
1277                 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
1278         }
1279         i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id,
1280                                sizeof(i8042_kbd_firmware_id));
1281
1282         /* Keyboard ports are always supposed to be wakeup-enabled */
1283         device_set_wakeup_enable(&dev->dev, true);
1284
1285         i8042_pnp_kbd_devices++;
1286         return 0;
1287 }
1288
1289 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
1290 {
1291         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
1292                 i8042_pnp_data_reg = pnp_port_start(dev,0);
1293
1294         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
1295                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
1296
1297         if (pnp_irq_valid(dev, 0))
1298                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
1299
1300         strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
1301         if (strlen(pnp_dev_name(dev))) {
1302                 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
1303                 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
1304         }
1305         i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id,
1306                                sizeof(i8042_aux_firmware_id));
1307
1308         i8042_pnp_aux_devices++;
1309         return 0;
1310 }
1311
1312 static const struct pnp_device_id pnp_kbd_devids[] = {
1313         { .id = "PNP0300", .driver_data = 0 },
1314         { .id = "PNP0301", .driver_data = 0 },
1315         { .id = "PNP0302", .driver_data = 0 },
1316         { .id = "PNP0303", .driver_data = 0 },
1317         { .id = "PNP0304", .driver_data = 0 },
1318         { .id = "PNP0305", .driver_data = 0 },
1319         { .id = "PNP0306", .driver_data = 0 },
1320         { .id = "PNP0309", .driver_data = 0 },
1321         { .id = "PNP030a", .driver_data = 0 },
1322         { .id = "PNP030b", .driver_data = 0 },
1323         { .id = "PNP0320", .driver_data = 0 },
1324         { .id = "PNP0343", .driver_data = 0 },
1325         { .id = "PNP0344", .driver_data = 0 },
1326         { .id = "PNP0345", .driver_data = 0 },
1327         { .id = "CPQA0D7", .driver_data = 0 },
1328         { .id = "", },
1329 };
1330 MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids);
1331
1332 static struct pnp_driver i8042_pnp_kbd_driver = {
1333         .name           = "i8042 kbd",
1334         .id_table       = pnp_kbd_devids,
1335         .probe          = i8042_pnp_kbd_probe,
1336         .driver         = {
1337                 .probe_type = PROBE_FORCE_SYNCHRONOUS,
1338                 .suppress_bind_attrs = true,
1339         },
1340 };
1341
1342 static const struct pnp_device_id pnp_aux_devids[] = {
1343         { .id = "AUI0200", .driver_data = 0 },
1344         { .id = "FJC6000", .driver_data = 0 },
1345         { .id = "FJC6001", .driver_data = 0 },
1346         { .id = "PNP0f03", .driver_data = 0 },
1347         { .id = "PNP0f0b", .driver_data = 0 },
1348         { .id = "PNP0f0e", .driver_data = 0 },
1349         { .id = "PNP0f12", .driver_data = 0 },
1350         { .id = "PNP0f13", .driver_data = 0 },
1351         { .id = "PNP0f19", .driver_data = 0 },
1352         { .id = "PNP0f1c", .driver_data = 0 },
1353         { .id = "SYN0801", .driver_data = 0 },
1354         { .id = "", },
1355 };
1356 MODULE_DEVICE_TABLE(pnp, pnp_aux_devids);
1357
1358 static struct pnp_driver i8042_pnp_aux_driver = {
1359         .name           = "i8042 aux",
1360         .id_table       = pnp_aux_devids,
1361         .probe          = i8042_pnp_aux_probe,
1362         .driver         = {
1363                 .probe_type = PROBE_FORCE_SYNCHRONOUS,
1364                 .suppress_bind_attrs = true,
1365         },
1366 };
1367
1368 static void i8042_pnp_exit(void)
1369 {
1370         if (i8042_pnp_kbd_registered) {
1371                 i8042_pnp_kbd_registered = false;
1372                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
1373         }
1374
1375         if (i8042_pnp_aux_registered) {
1376                 i8042_pnp_aux_registered = false;
1377                 pnp_unregister_driver(&i8042_pnp_aux_driver);
1378         }
1379 }
1380
1381 static int __init i8042_pnp_init(void)
1382 {
1383         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
1384         bool pnp_data_busted = false;
1385         int err;
1386
1387         if (i8042_nopnp) {
1388                 pr_info("PNP detection disabled\n");
1389                 return 0;
1390         }
1391
1392         err = pnp_register_driver(&i8042_pnp_kbd_driver);
1393         if (!err)
1394                 i8042_pnp_kbd_registered = true;
1395
1396         err = pnp_register_driver(&i8042_pnp_aux_driver);
1397         if (!err)
1398                 i8042_pnp_aux_registered = true;
1399
1400         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
1401                 i8042_pnp_exit();
1402 #if defined(__ia64__)
1403                 return -ENODEV;
1404 #else
1405                 pr_info("PNP: No PS/2 controller found.\n");
1406                 if (x86_platform.legacy.i8042 !=
1407                                 X86_LEGACY_I8042_EXPECTED_PRESENT)
1408                         return -ENODEV;
1409                 pr_info("Probing ports directly.\n");
1410                 return 0;
1411 #endif
1412         }
1413
1414         if (i8042_pnp_kbd_devices)
1415                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
1416                         "%d", i8042_pnp_kbd_irq);
1417         if (i8042_pnp_aux_devices)
1418                 snprintf(aux_irq_str, sizeof(aux_irq_str),
1419                         "%d", i8042_pnp_aux_irq);
1420
1421         pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
1422                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
1423                 i8042_pnp_aux_name,
1424                 i8042_pnp_data_reg, i8042_pnp_command_reg,
1425                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
1426                 aux_irq_str);
1427
1428 #if defined(__ia64__)
1429         if (!i8042_pnp_kbd_devices)
1430                 i8042_nokbd = true;
1431         if (!i8042_pnp_aux_devices)
1432                 i8042_noaux = true;
1433 #endif
1434
1435         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
1436               i8042_pnp_data_reg != i8042_data_reg) ||
1437             !i8042_pnp_data_reg) {
1438                 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
1439                         i8042_pnp_data_reg, i8042_data_reg);
1440                 i8042_pnp_data_reg = i8042_data_reg;
1441                 pnp_data_busted = true;
1442         }
1443
1444         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
1445               i8042_pnp_command_reg != i8042_command_reg) ||
1446             !i8042_pnp_command_reg) {
1447                 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
1448                         i8042_pnp_command_reg, i8042_command_reg);
1449                 i8042_pnp_command_reg = i8042_command_reg;
1450                 pnp_data_busted = true;
1451         }
1452
1453         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
1454                 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
1455                         i8042_kbd_irq);
1456                 i8042_pnp_kbd_irq = i8042_kbd_irq;
1457                 pnp_data_busted = true;
1458         }
1459
1460         if (!i8042_noaux && !i8042_pnp_aux_irq) {
1461                 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
1462                         pr_warn("PNP: PS/2 appears to have AUX port disabled, "
1463                                 "if this is incorrect please boot with i8042.nopnp\n");
1464                         i8042_noaux = true;
1465                 } else {
1466                         pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
1467                                 i8042_aux_irq);
1468                         i8042_pnp_aux_irq = i8042_aux_irq;
1469                 }
1470         }
1471
1472         i8042_data_reg = i8042_pnp_data_reg;
1473         i8042_command_reg = i8042_pnp_command_reg;
1474         i8042_kbd_irq = i8042_pnp_kbd_irq;
1475         i8042_aux_irq = i8042_pnp_aux_irq;
1476
1477 #ifdef CONFIG_X86
1478         i8042_bypass_aux_irq_test = !pnp_data_busted &&
1479                                     dmi_check_system(i8042_dmi_laptop_table);
1480 #endif
1481
1482         return 0;
1483 }
1484
1485 #else  /* !CONFIG_PNP */
1486 static inline int i8042_pnp_init(void) { return 0; }
1487 static inline void i8042_pnp_exit(void) { }
1488 #endif /* CONFIG_PNP */
1489
1490
1491 #ifdef CONFIG_X86
1492 static void __init i8042_check_quirks(void)
1493 {
1494         const struct dmi_system_id *device_quirk_info;
1495         uintptr_t quirks;
1496
1497         device_quirk_info = dmi_first_match(i8042_dmi_quirk_table);
1498         if (!device_quirk_info)
1499                 return;
1500
1501         quirks = (uintptr_t)device_quirk_info->driver_data;
1502
1503         if (quirks & SERIO_QUIRK_NOKBD)
1504                 i8042_nokbd = true;
1505         if (quirks & SERIO_QUIRK_NOAUX)
1506                 i8042_noaux = true;
1507         if (quirks & SERIO_QUIRK_NOMUX)
1508                 i8042_nomux = true;
1509         if (quirks & SERIO_QUIRK_FORCEMUX)
1510                 i8042_nomux = false;
1511         if (quirks & SERIO_QUIRK_UNLOCK)
1512                 i8042_unlock = true;
1513         if (quirks & SERIO_QUIRK_PROBE_DEFER)
1514                 i8042_probe_defer = true;
1515         /* Honor module parameter when value is not default */
1516         if (i8042_reset == I8042_RESET_DEFAULT) {
1517                 if (quirks & SERIO_QUIRK_RESET_ALWAYS)
1518                         i8042_reset = I8042_RESET_ALWAYS;
1519                 if (quirks & SERIO_QUIRK_RESET_NEVER)
1520                         i8042_reset = I8042_RESET_NEVER;
1521         }
1522         if (quirks & SERIO_QUIRK_DIECT)
1523                 i8042_direct = true;
1524         if (quirks & SERIO_QUIRK_DUMBKBD)
1525                 i8042_dumbkbd = true;
1526         if (quirks & SERIO_QUIRK_NOLOOP)
1527                 i8042_noloop = true;
1528         if (quirks & SERIO_QUIRK_NOTIMEOUT)
1529                 i8042_notimeout = true;
1530         if (quirks & SERIO_QUIRK_KBDRESET)
1531                 i8042_kbdreset = true;
1532         if (quirks & SERIO_QUIRK_DRITEK)
1533                 i8042_dritek = true;
1534 #ifdef CONFIG_PNP
1535         if (quirks & SERIO_QUIRK_NOPNP)
1536                 i8042_nopnp = true;
1537 #endif
1538 }
1539 #else
1540 static inline void i8042_check_quirks(void) {}
1541 #endif
1542
1543 static int __init i8042_platform_init(void)
1544 {
1545         int retval;
1546
1547 #ifdef CONFIG_X86
1548         u8 a20_on = 0xdf;
1549         /* Just return if platform does not have i8042 controller */
1550         if (x86_platform.legacy.i8042 == X86_LEGACY_I8042_PLATFORM_ABSENT)
1551                 return -ENODEV;
1552 #endif
1553
1554 /*
1555  * On ix86 platforms touching the i8042 data register region can do really
1556  * bad things. Because of this the region is always reserved on ix86 boxes.
1557  *
1558  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
1559  *              return -EBUSY;
1560  */
1561
1562         i8042_kbd_irq = I8042_MAP_IRQ(1);
1563         i8042_aux_irq = I8042_MAP_IRQ(12);
1564
1565 #if defined(__ia64__)
1566         i8042_reset = I8042_RESET_ALWAYS;
1567 #endif
1568
1569         i8042_check_quirks();
1570
1571         retval = i8042_pnp_init();
1572         if (retval)
1573                 return retval;
1574
1575 #ifdef CONFIG_X86
1576         /*
1577          * A20 was already enabled during early kernel init. But some buggy
1578          * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
1579          * resume from S3. So we do it here and hope that nothing breaks.
1580          */
1581         i8042_command(&a20_on, 0x10d1);
1582         i8042_command(NULL, 0x00ff);    /* Null command for SMM firmware */
1583 #endif /* CONFIG_X86 */
1584
1585         return retval;
1586 }
1587
1588 static inline void i8042_platform_exit(void)
1589 {
1590         i8042_pnp_exit();
1591 }
1592
1593 #endif /* _I8042_X86IA64IO_H */