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 static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
  75         {
  76                 /*
  77                  * Arima-Rioworks HDAMB -
  78                  * AUX LOOP command does not raise AUX IRQ
  79                  */
  80                 .matches = {
  81                         DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
  82                         DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
  83                         DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
  84                 },
  85         },
  86         {
  87                 /* ASUS G1S */
  88                 .matches = {
  89                         DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
  90                         DMI_MATCH(DMI_BOARD_NAME, "G1S"),
  91                         DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
  92                 },
  93         },
  94         {
  95                 /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
  96                 .matches = {
  97                         DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
  98                         DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
  99                         DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
 100                 },
 101         },
 102         {
 103                 .matches = {
 104                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 105                         DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"),
 106                 },
 107         },
 108         {
 109                 .matches = {
 110                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
 111                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
 112                         DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
 113                 },
 114         },
 115         {
 116                 .matches = {
 117                         DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
 118                         DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
 119                         DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
 120                 },
 121         },
 122         {
 123                 /* OQO Model 01 */
 124                 .matches = {
 125                         DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
 126                         DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
 127                         DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
 128                 },
 129         },
 130         {
 131                 /* ULI EV4873 - AUX LOOP does not work properly */
 132                 .matches = {
 133                         DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
 134                         DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
 135                         DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
 136                 },
 137         },
 138         {
 139                 /* Microsoft Virtual Machine */
 140                 .matches = {
 141                         DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
 142                         DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
 143                         DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
 144                 },
 145         },
 146         {
 147                 /* Medion MAM 2070 */
 148                 .matches = {
 149                         DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
 150                         DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
 151                         DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
 152                 },
 153         },
 154         {
 155                 /* Blue FB5601 */
 156                 .matches = {
 157                         DMI_MATCH(DMI_SYS_VENDOR, "blue"),
 158                         DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
 159                         DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
 160                 },
 161         },
 162         {
 163                 /* Gigabyte M912 */
 164                 .matches = {
 165                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 166                         DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
 167                         DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
 168                 },
 169         },
 170         {
 171                 /* Gigabyte M1022M netbook */
 172                 .matches = {
 173                         DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
 174                         DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
 175                         DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
 176                 },
 177         },
 178         {
 179                 /* Gigabyte Spring Peak - defines wrong chassis type */
 180                 .matches = {
 181                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 182                         DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
 183                 },
 184         },
 185         {
 186                 /* Gigabyte T1005 - defines wrong chassis type ("Other") */
 187                 .matches = {
 188                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 189                         DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
 190                 },
 191         },
 192         {
 193                 /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
 194                 .matches = {
 195                         DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 196                         DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
 197                 },
 198         },
 199         {
 200                 .matches = {
 201                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 202                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
 203                         DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
 204                 },
 205         },
 206         { }
 207 };
 208
 209 /*
 210  * Some Fujitsu notebooks are having trouble with touchpads if
 211  * active multiplexing mode is activated. Luckily they don't have
 212  * external PS/2 ports so we can safely disable it.
 213  * ... apparently some Toshibas don't like MUX mode either and
 214  * die horrible death on reboot.
 215  */
 216 static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
 217         {
 218                 /* Fujitsu Lifebook P7010/P7010D */
 219                 .matches = {
 220                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 221                         DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
 222                 },
 223         },
 224         {
 225                 /* Fujitsu Lifebook P7010 */
 226                 .matches = {
 227                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 228                         DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
 229                 },
 230         },
 231         {
 232                 /* Fujitsu Lifebook P5020D */
 233                 .matches = {
 234                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 235                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
 236                 },
 237         },
 238         {
 239                 /* Fujitsu Lifebook S2000 */
 240                 .matches = {
 241                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 242                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
 243                 },
 244         },
 245         {
 246                 /* Fujitsu Lifebook S6230 */
 247                 .matches = {
 248                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 249                         DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
 250                 },
 251         },
 252         {
 253                 /* Fujitsu T70H */
 254                 .matches = {
 255                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 256                         DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
 257                 },
 258         },
 259         {
 260                 /* Fujitsu-Siemens Lifebook T3010 */
 261                 .matches = {
 262                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 263                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
 264                 },
 265         },
 266         {
 267                 /* Fujitsu-Siemens Lifebook E4010 */
 268                 .matches = {
 269                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 270                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
 271                 },
 272         },
 273         {
 274                 /* Fujitsu-Siemens Amilo Pro 2010 */
 275                 .matches = {
 276                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 277                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
 278                 },
 279         },
 280         {
 281                 /* Fujitsu-Siemens Amilo Pro 2030 */
 282                 .matches = {
 283                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 284                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
 285                 },
 286         },
 287         {
 288                 /*
 289                  * No data is coming from the touchscreen unless KBC
 290                  * is in legacy mode.
 291                  */
 292                 /* Panasonic CF-29 */
 293                 .matches = {
 294                         DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
 295                         DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
 296                 },
 297         },
 298         {
 299                 /*
 300                  * HP Pavilion DV4017EA -
 301                  * errors on MUX ports are reported without raising AUXDATA
 302                  * causing "spurious NAK" messages.
 303                  */
 304                 .matches = {
 305                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 306                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
 307                 },
 308         },
 309         {
 310                 /*
 311                  * HP Pavilion ZT1000 -
 312                  * like DV4017EA does not raise AUXERR for errors on MUX ports.
 313                  */
 314                 .matches = {
 315                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 316                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
 317                         DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
 318                 },
 319         },
 320         {
 321                 /*
 322                  * HP Pavilion DV4270ca -
 323                  * like DV4017EA does not raise AUXERR for errors on MUX ports.
 324                  */
 325                 .matches = {
 326                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 327                         DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
 328                 },
 329         },
 330         {
 331                 .matches = {
 332                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 333                         DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
 334                 },
 335         },
 336         {
 337                 .matches = {
 338                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 339                         DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
 340                 },
 341         },
 342         {
 343                 .matches = {
 344                         DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 345                         DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
 346                 },
 347         },
 348         {
 349                 .matches = {
 350                         DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 351                         DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 352                 },
 353         },
 354         {
 355                 /* Sharp Actius MM20 */
 356                 .matches = {
 357                         DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 358                         DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 359                 },
 360         },
 361         {
 362                 /* Sony Vaio FS-115b */
 363                 .matches = {
 364                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 365                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
 366                 },
 367         },
 368         {
 369                 /*
 370                  * Sony Vaio FZ-240E -
 371                  * reset and GET ID commands issued via KBD port are
 372                  * sometimes being delivered to AUX3.
 373                  */
 374                 .matches = {
 375                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 376                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
 377                 },
 378         },
 379         {
 380                 /*
 381                  * Most (all?) VAIOs do not have external PS/2 ports nor
 382                  * they implement active multiplexing properly, and
 383                  * MUX discovery usually messes up keyboard/touchpad.
 384                  */
 385                 .matches = {
 386                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 387                         DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
 388                 },
 389         },
 390         {
 391                 /* Amoi M636/A737 */
 392                 .matches = {
 393                         DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
 394                         DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 395                 },
 396         },
 397         {
 398                 /* Lenovo 3000 n100 */
 399                 .matches = {
 400                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 401                         DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
 402                 },
 403         },
 404         {
 405                 .matches = {
 406                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 407                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
 408                 },
 409         },
 410         {
 411                 /* Gericom Bellagio */
 412                 .matches = {
 413                         DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
 414                         DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
 415                 },
 416         },
 417         {
 418                 /* IBM 2656 */
 419                 .matches = {
 420                         DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
 421                         DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
 422                 },
 423         },
 424         {
 425                 /* Dell XPS M1530 */
 426                 .matches = {
 427                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 428                         DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
 429                 },
 430         },
 431         {
 432                 /* Compal HEL80I */
 433                 .matches = {
 434                         DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
 435                         DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
 436                 },
 437         },
 438         {
 439                 /* Dell Vostro 1510 */
 440                 .matches = {
 441                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 442                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
 443                 },
 444         },
 445         {
 446                 /* Acer Aspire 5536 */
 447                 .matches = {
 448                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 449                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
 450                         DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
 451                 },
 452         },
 453         {
 454                 /* Dell Vostro V13 */
 455                 .matches = {
 456                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 457                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
 458                 },
 459         },
 460         {
 461                 /* Newer HP Pavilion dv4 models */
 462                 .matches = {
 463                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 464                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
 465                 },
 466         },
 467         {
 468                 /* Avatar AVIU-145A6 */
 469                 .matches = {
 470                         DMI_MATCH(DMI_SYS_VENDOR, "Intel"),
 471                         DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
 472                 },
 473         },
 474         { }
 475 };
 476
 477 static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
 478         {
 479                 /* MSI Wind U-100 */
 480                 .matches = {
 481                         DMI_MATCH(DMI_BOARD_NAME, "U-100"),
 482                         DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
 483                 },
 484         },
 485         {
 486                 /* LG Electronics X110 */
 487                 .matches = {
 488                         DMI_MATCH(DMI_BOARD_NAME, "X110"),
 489                         DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
 490                 },
 491         },
 492         {
 493                 /* Acer Aspire One 150 */
 494                 .matches = {
 495                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 496                         DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
 497                 },
 498         },
 499         {
 500                 /* Advent 4211 */
 501                 .matches = {
 502                         DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
 503                         DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
 504                 },
 505         },
 506         {
 507                 /* Medion Akoya Mini E1210 */
 508                 .matches = {
 509                         DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
 510                         DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
 511                 },
 512         },
 513         {
 514                 /* Medion Akoya E1222 */
 515                 .matches = {
 516                         DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
 517                         DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
 518                 },
 519         },
 520         {
 521                 /* Mivvy M310 */
 522                 .matches = {
 523                         DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
 524                         DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
 525                 },
 526         },
 527         {
 528                 /* Dell Vostro 1320 */
 529                 .matches = {
 530                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 531                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
 532                 },
 533         },
 534         {
 535                 /* Dell Vostro 1520 */
 536                 .matches = {
 537                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 538                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
 539                 },
 540         },
 541         {
 542                 /* Dell Vostro 1720 */
 543                 .matches = {
 544                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 545                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
 546                 },
 547         },
 548         {
 549                 /* Lenovo Ideapad U455 */
 550                 .matches = {
 551                         DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 552                         DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
 553                 },
 554         },
 555         { }
 556 };
 557
 558 #ifdef CONFIG_PNP
 559 static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
 560         {
 561                 /* Intel MBO Desktop D845PESV */
 562                 .matches = {
 563                         DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
 564                         DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
 565                 },
 566         },
 567         {
 568                 /* MSI Wind U-100 */
 569                 .matches = {
 570                         DMI_MATCH(DMI_BOARD_NAME, "U-100"),
 571                         DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
 572                 },
 573         },
 574         { }
 575 };
 576
 577 static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
 578         {
 579                 .matches = {
 580                         DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
 581                 },
 582         },
 583         {
 584                 .matches = {
 585                         DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
 586                 },
 587         },
 588         {
 589                 .matches = {
 590                         DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
 591                 },
 592         },
 593         {
 594                 .matches = {
 595                         DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
 596                 },
 597         },
 598         { }
 599 };
 600 #endif
 601
 602 static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
 603         {
 604                 /* Dell Vostro V13 */
 605                 .matches = {
 606                         DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 607                         DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
 608                 },
 609         },
 610         {
 611                 /* Newer HP Pavilion dv4 models */
 612                 .matches = {
 613                         DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 614                         DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
 615                 },
 616         },
 617         {
 618                 /* Fujitsu U574 laptop */
 619                 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
 620                 .matches = {
 621                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 622                         DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"),
 623                 },
 624         },
 625         { }
 626 };
 627
 628 /*
 629  * Some Wistron based laptops need us to explicitly enable the 'Dritek
 630  * keyboard extension' to make their extra keys start generating scancodes.
 631  * Originally, this was just confined to older laptops, but a few Acer laptops
 632  * have turned up in 2007 that also need this again.
 633  */
 634 static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
 635         {
 636                 /* Acer Aspire 5100 */
 637                 .matches = {
 638                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 639                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
 640                 },
 641         },
 642         {
 643                 /* Acer Aspire 5610 */
 644                 .matches = {
 645                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 646                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
 647                 },
 648         },
 649         {
 650                 /* Acer Aspire 5630 */
 651                 .matches = {
 652                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 653                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
 654                 },
 655         },
 656         {
 657                 /* Acer Aspire 5650 */
 658                 .matches = {
 659                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 660                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
 661                 },
 662         },
 663         {
 664                 /* Acer Aspire 5680 */
 665                 .matches = {
 666                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 667                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
 668                 },
 669         },
 670         {
 671                 /* Acer Aspire 5720 */
 672                 .matches = {
 673                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 674                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
 675                 },
 676         },
 677         {
 678                 /* Acer Aspire 9110 */
 679                 .matches = {
 680                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 681                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
 682                 },
 683         },
 684         {
 685                 /* Acer TravelMate 660 */
 686                 .matches = {
 687                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 688                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
 689                 },
 690         },
 691         {
 692                 /* Acer TravelMate 2490 */
 693                 .matches = {
 694                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 695                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
 696                 },
 697         },
 698         {
 699                 /* Acer TravelMate 4280 */
 700                 .matches = {
 701                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 702                         DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
 703                 },
 704         },
 705         { }
 706 };
 707
 708 #endif /* CONFIG_X86 */
 709
 710 #ifdef CONFIG_PNP
 711 #include <linux/pnp.h>
 712
 713 static bool i8042_pnp_kbd_registered;
 714 static unsigned int i8042_pnp_kbd_devices;
 715 static bool i8042_pnp_aux_registered;
 716 static unsigned int i8042_pnp_aux_devices;
 717
 718 static int i8042_pnp_command_reg;
 719 static int i8042_pnp_data_reg;
 720 static int i8042_pnp_kbd_irq;
 721 static int i8042_pnp_aux_irq;
 722
 723 static char i8042_pnp_kbd_name[32];
 724 static char i8042_pnp_aux_name[32];
 725
 726 static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size)
 727 {
 728         strlcpy(dst, "PNP:", dst_size);
 729
 730         while (id) {
 731                 strlcat(dst, " ", dst_size);
 732                 strlcat(dst, id->id, dst_size);
 733                 id = id->next;
 734         }
 735 }
 736
 737 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 738 {
 739         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 740                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 741
 742         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 743                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 744
 745         if (pnp_irq_valid(dev,0))
 746                 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
 747
 748         strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
 749         if (strlen(pnp_dev_name(dev))) {
 750                 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
 751                 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
 752         }
 753         i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id,
 754                                sizeof(i8042_kbd_firmware_id));
 755
 756         /* Keyboard ports are always supposed to be wakeup-enabled */
 757         device_set_wakeup_enable(&dev->dev, true);
 758
 759         i8042_pnp_kbd_devices++;
 760         return 0;
 761 }
 762
 763 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 764 {
 765         if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 766                 i8042_pnp_data_reg = pnp_port_start(dev,0);
 767
 768         if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 769                 i8042_pnp_command_reg = pnp_port_start(dev, 1);
 770
 771         if (pnp_irq_valid(dev, 0))
 772                 i8042_pnp_aux_irq = pnp_irq(dev, 0);
 773
 774         strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
 775         if (strlen(pnp_dev_name(dev))) {
 776                 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
 777                 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
 778         }
 779         i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id,
 780                                sizeof(i8042_aux_firmware_id));
 781
 782         i8042_pnp_aux_devices++;
 783         return 0;
 784 }
 785
 786 static struct pnp_device_id pnp_kbd_devids[] = {
 787         { .id = "PNP0300", .driver_data = 0 },
 788         { .id = "PNP0301", .driver_data = 0 },
 789         { .id = "PNP0302", .driver_data = 0 },
 790         { .id = "PNP0303", .driver_data = 0 },
 791         { .id = "PNP0304", .driver_data = 0 },
 792         { .id = "PNP0305", .driver_data = 0 },
 793         { .id = "PNP0306", .driver_data = 0 },
 794         { .id = "PNP0309", .driver_data = 0 },
 795         { .id = "PNP030a", .driver_data = 0 },
 796         { .id = "PNP030b", .driver_data = 0 },
 797         { .id = "PNP0320", .driver_data = 0 },
 798         { .id = "PNP0343", .driver_data = 0 },
 799         { .id = "PNP0344", .driver_data = 0 },
 800         { .id = "PNP0345", .driver_data = 0 },
 801         { .id = "CPQA0D7", .driver_data = 0 },
 802         { .id = "", },
 803 };
 804 MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids);
 805
 806 static struct pnp_driver i8042_pnp_kbd_driver = {
 807         .name           = "i8042 kbd",
 808         .id_table       = pnp_kbd_devids,
 809         .probe          = i8042_pnp_kbd_probe,
 810 };
 811
 812 static struct pnp_device_id pnp_aux_devids[] = {
 813         { .id = "AUI0200", .driver_data = 0 },
 814         { .id = "FJC6000", .driver_data = 0 },
 815         { .id = "FJC6001", .driver_data = 0 },
 816         { .id = "PNP0f03", .driver_data = 0 },
 817         { .id = "PNP0f0b", .driver_data = 0 },
 818         { .id = "PNP0f0e", .driver_data = 0 },
 819         { .id = "PNP0f12", .driver_data = 0 },
 820         { .id = "PNP0f13", .driver_data = 0 },
 821         { .id = "PNP0f19", .driver_data = 0 },
 822         { .id = "PNP0f1c", .driver_data = 0 },
 823         { .id = "SYN0801", .driver_data = 0 },
 824         { .id = "", },
 825 };
 826 MODULE_DEVICE_TABLE(pnp, pnp_aux_devids);
 827
 828 static struct pnp_driver i8042_pnp_aux_driver = {
 829         .name           = "i8042 aux",
 830         .id_table       = pnp_aux_devids,
 831         .probe          = i8042_pnp_aux_probe,
 832 };
 833
 834 static void i8042_pnp_exit(void)
 835 {
 836         if (i8042_pnp_kbd_registered) {
 837                 i8042_pnp_kbd_registered = false;
 838                 pnp_unregister_driver(&i8042_pnp_kbd_driver);
 839         }
 840
 841         if (i8042_pnp_aux_registered) {
 842                 i8042_pnp_aux_registered = false;
 843                 pnp_unregister_driver(&i8042_pnp_aux_driver);
 844         }
 845 }
 846
 847 static int __init i8042_pnp_init(void)
 848 {
 849         char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 850         bool pnp_data_busted = false;
 851         int err;
 852
 853 #ifdef CONFIG_X86
 854         if (dmi_check_system(i8042_dmi_nopnp_table))
 855                 i8042_nopnp = true;
 856 #endif
 857
 858         if (i8042_nopnp) {
 859                 pr_info("PNP detection disabled\n");
 860                 return 0;
 861         }
 862
 863         err = pnp_register_driver(&i8042_pnp_kbd_driver);
 864         if (!err)
 865                 i8042_pnp_kbd_registered = true;
 866
 867         err = pnp_register_driver(&i8042_pnp_aux_driver);
 868         if (!err)
 869                 i8042_pnp_aux_registered = true;
 870
 871         if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
 872                 i8042_pnp_exit();
 873 #if defined(__ia64__)
 874                 return -ENODEV;
 875 #else
 876                 pr_info("PNP: No PS/2 controller found. Probing ports directly.\n");
 877                 return 0;
 878 #endif
 879         }
 880
 881         if (i8042_pnp_kbd_devices)
 882                 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
 883                         "%d", i8042_pnp_kbd_irq);
 884         if (i8042_pnp_aux_devices)
 885                 snprintf(aux_irq_str, sizeof(aux_irq_str),
 886                         "%d", i8042_pnp_aux_irq);
 887
 888         pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
 889                 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 890                 i8042_pnp_aux_name,
 891                 i8042_pnp_data_reg, i8042_pnp_command_reg,
 892                 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 893                 aux_irq_str);
 894
 895 #if defined(__ia64__)
 896         if (!i8042_pnp_kbd_devices)
 897                 i8042_nokbd = true;
 898         if (!i8042_pnp_aux_devices)
 899                 i8042_noaux = true;
 900 #endif
 901
 902         if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 903               i8042_pnp_data_reg != i8042_data_reg) ||
 904             !i8042_pnp_data_reg) {
 905                 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
 906                         i8042_pnp_data_reg, i8042_data_reg);
 907                 i8042_pnp_data_reg = i8042_data_reg;
 908                 pnp_data_busted = true;
 909         }
 910
 911         if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
 912               i8042_pnp_command_reg != i8042_command_reg) ||
 913             !i8042_pnp_command_reg) {
 914                 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
 915                         i8042_pnp_command_reg, i8042_command_reg);
 916                 i8042_pnp_command_reg = i8042_command_reg;
 917                 pnp_data_busted = true;
 918         }
 919
 920         if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
 921                 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
 922                         i8042_kbd_irq);
 923                 i8042_pnp_kbd_irq = i8042_kbd_irq;
 924                 pnp_data_busted = true;
 925         }
 926
 927         if (!i8042_noaux && !i8042_pnp_aux_irq) {
 928                 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
 929                         pr_warn("PNP: PS/2 appears to have AUX port disabled, "
 930                                 "if this is incorrect please boot with i8042.nopnp\n");
 931                         i8042_noaux = true;
 932                 } else {
 933                         pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
 934                                 i8042_aux_irq);
 935                         i8042_pnp_aux_irq = i8042_aux_irq;
 936                 }
 937         }
 938
 939         i8042_data_reg = i8042_pnp_data_reg;
 940         i8042_command_reg = i8042_pnp_command_reg;
 941         i8042_kbd_irq = i8042_pnp_kbd_irq;
 942         i8042_aux_irq = i8042_pnp_aux_irq;
 943
 944 #ifdef CONFIG_X86
 945         i8042_bypass_aux_irq_test = !pnp_data_busted &&
 946                                     dmi_check_system(i8042_dmi_laptop_table);
 947 #endif
 948
 949         return 0;
 950 }
 951
 952 #else
 953 static inline int i8042_pnp_init(void) { return 0; }
 954 static inline void i8042_pnp_exit(void) { }
 955 #endif
 956
 957 static int __init i8042_platform_init(void)
 958 {
 959         int retval;
 960
 961 #ifdef CONFIG_X86
 962         u8 a20_on = 0xdf;
 963         /* Just return if pre-detection shows no i8042 controller exist */
 964         if (!x86_platform.i8042_detect())
 965                 return -ENODEV;
 966 #endif
 967
 968 /*
 969  * On ix86 platforms touching the i8042 data register region can do really
 970  * bad things. Because of this the region is always reserved on ix86 boxes.
 971  *
 972  *      if (!request_region(I8042_DATA_REG, 16, "i8042"))
 973  *              return -EBUSY;
 974  */
 975
 976         i8042_kbd_irq = I8042_MAP_IRQ(1);
 977         i8042_aux_irq = I8042_MAP_IRQ(12);
 978
 979         retval = i8042_pnp_init();
 980         if (retval)
 981                 return retval;
 982
 983 #if defined(__ia64__)
 984         i8042_reset = true;
 985 #endif
 986
 987 #ifdef CONFIG_X86
 988         if (dmi_check_system(i8042_dmi_reset_table))
 989                 i8042_reset = true;
 990
 991         if (dmi_check_system(i8042_dmi_noloop_table))
 992                 i8042_noloop = true;
 993
 994         if (dmi_check_system(i8042_dmi_nomux_table))
 995                 i8042_nomux = true;
 996
 997         if (dmi_check_system(i8042_dmi_notimeout_table))
 998                 i8042_notimeout = true;
 999
1000         if (dmi_check_system(i8042_dmi_dritek_table))
1001                 i8042_dritek = true;
1002
1003         /*
1004          * A20 was already enabled during early kernel init. But some buggy
1005          * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
1006          * resume from S3. So we do it here and hope that nothing breaks.
1007          */
1008         i8042_command(&a20_on, 0x10d1);
1009         i8042_command(NULL, 0x00ff);    /* Null command for SMM firmware */
1010 #endif /* CONFIG_X86 */
1011
1012         return retval;
1013 }
1014
1015 static inline void i8042_platform_exit(void)
1016 {
1017         i8042_pnp_exit();
1018 }
1019
1020 #endif /* _I8042_X86IA64IO_H */