drivers/platform/x86/asus-nb-wmi.c

   1 /*
   2  * Asus Notebooks WMI hotkey driver
   3  *
   4  * Copyright(C) 2010 Corentin Chary <corentin.chary@gmail.com>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  22
  23 #include <linux/kernel.h>
  24 #include <linux/module.h>
  25 #include <linux/init.h>
  26 #include <linux/input.h>
  27 #include <linux/input/sparse-keymap.h>
  28 #include <linux/fb.h>
  29 #include <linux/dmi.h>
  30 #include <linux/i8042.h>
  31
  32 #include "asus-wmi.h"
  33
  34 #define ASUS_NB_WMI_FILE        "asus-nb-wmi"
  35
  36 MODULE_AUTHOR("Corentin Chary <corentin.chary@gmail.com>");
  37 MODULE_DESCRIPTION("Asus Notebooks WMI Hotkey Driver");
  38 MODULE_LICENSE("GPL");
  39
  40 #define ASUS_NB_WMI_EVENT_GUID  "0B3CBB35-E3C2-45ED-91C2-4C5A6D195D1C"
  41
  42 MODULE_ALIAS("wmi:"ASUS_NB_WMI_EVENT_GUID);
  43
  44 /*
  45  * WAPF defines the behavior of the Fn+Fx wlan key
  46  * The significance of values is yet to be found, but
  47  * most of the time:
  48  * Bit | Bluetooth | WLAN
  49  *  0  | Hardware  | Hardware
  50  *  1  | Hardware  | Software
  51  *  4  | Software  | Software
  52  */
  53 static int wapf = -1;
  54 module_param(wapf, uint, 0444);
  55 MODULE_PARM_DESC(wapf, "WAPF value");
  56
  57 static struct quirk_entry *quirks;
  58
  59 static bool asus_q500a_i8042_filter(unsigned char data, unsigned char str,
  60                               struct serio *port)
  61 {
  62         static bool extended;
  63         bool ret = false;
  64
  65         if (str & I8042_STR_AUXDATA)
  66                 return false;
  67
  68         if (unlikely(data == 0xe1)) {
  69                 extended = true;
  70                 ret = true;
  71         } else if (unlikely(extended)) {
  72                 extended = false;
  73                 ret = true;
  74         }
  75
  76         return ret;
  77 }
  78
  79 static struct quirk_entry quirk_asus_unknown = {
  80         .wapf = 0,
  81         .wmi_backlight_set_devstate = true,
  82 };
  83
  84 static struct quirk_entry quirk_asus_q500a = {
  85         .i8042_filter = asus_q500a_i8042_filter,
  86         .wmi_backlight_set_devstate = true,
  87 };
  88
  89 /*
  90  * For those machines that need software to control bt/wifi status
  91  * and can't adjust brightness through ACPI interface
  92  * and have duplicate events(ACPI and WMI) for display toggle
  93  */
  94 static struct quirk_entry quirk_asus_x55u = {
  95         .wapf = 4,
  96         .wmi_backlight_power = true,
  97         .wmi_backlight_set_devstate = true,
  98         .no_display_toggle = true,
  99 };
 100
 101 static struct quirk_entry quirk_asus_wapf4 = {
 102         .wapf = 4,
 103         .wmi_backlight_set_devstate = true,
 104 };
 105
 106 static struct quirk_entry quirk_asus_x200ca = {
 107         .wapf = 2,
 108         .wmi_backlight_set_devstate = true,
 109 };
 110
 111 static struct quirk_entry quirk_no_rfkill = {
 112         .no_rfkill = true,
 113 };
 114
 115 static struct quirk_entry quirk_no_rfkill_wapf4 = {
 116         .wapf = 4,
 117         .no_rfkill = true,
 118 };
 119
 120 static struct quirk_entry quirk_asus_ux303ub = {
 121         .wmi_backlight_native = true,
 122         .wmi_backlight_set_devstate = true,
 123 };
 124
 125 static struct quirk_entry quirk_asus_x550lb = {
 126         .wmi_backlight_set_devstate = true,
 127         .xusb2pr = 0x01D9,
 128 };
 129
 130 static struct quirk_entry quirk_asus_forceals = {
 131         .wmi_backlight_set_devstate = true,
 132         .wmi_force_als_set = true,
 133 };
 134
 135 static int dmi_matched(const struct dmi_system_id *dmi)
 136 {
 137         quirks = dmi->driver_data;
 138         return 1;
 139 }
 140
 141 static const struct dmi_system_id asus_quirks[] = {
 142         {
 143                 .callback = dmi_matched,
 144                 .ident = "ASUSTeK COMPUTER INC. Q500A",
 145                 .matches = {
 146                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 147                         DMI_MATCH(DMI_PRODUCT_NAME, "Q500A"),
 148                 },
 149                 .driver_data = &quirk_asus_q500a,
 150         },
 151         {
 152                 .callback = dmi_matched,
 153                 .ident = "ASUSTeK COMPUTER INC. U32U",
 154                 .matches = {
 155                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
 156                         DMI_MATCH(DMI_PRODUCT_NAME, "U32U"),
 157                 },
 158                 /*
 159                  * Note this machine has a Brazos APU, and most Brazos Asus
 160                  * machines need quirk_asus_x55u / wmi_backlight_power but
 161                  * here acpi-video seems to work fine for backlight control.
 162                  */
 163                 .driver_data = &quirk_asus_wapf4,
 164         },
 165         {
 166                 .callback = dmi_matched,
 167                 .ident = "ASUSTeK COMPUTER INC. X302UA",
 168                 .matches = {
 169                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 170                         DMI_MATCH(DMI_PRODUCT_NAME, "X302UA"),
 171                 },
 172                 .driver_data = &quirk_asus_wapf4,
 173         },
 174         {
 175                 .callback = dmi_matched,
 176                 .ident = "ASUSTeK COMPUTER INC. X401U",
 177                 .matches = {
 178                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 179                         DMI_MATCH(DMI_PRODUCT_NAME, "X401U"),
 180                 },
 181                 .driver_data = &quirk_asus_x55u,
 182         },
 183         {
 184                 .callback = dmi_matched,
 185                 .ident = "ASUSTeK COMPUTER INC. X401A",
 186                 .matches = {
 187                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 188                         DMI_MATCH(DMI_PRODUCT_NAME, "X401A"),
 189                 },
 190                 .driver_data = &quirk_asus_wapf4,
 191         },
 192         {
 193                 .callback = dmi_matched,
 194                 .ident = "ASUSTeK COMPUTER INC. X401A1",
 195                 .matches = {
 196                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 197                         DMI_MATCH(DMI_PRODUCT_NAME, "X401A1"),
 198                 },
 199                 .driver_data = &quirk_asus_wapf4,
 200         },
 201         {
 202                 .callback = dmi_matched,
 203                 .ident = "ASUSTeK COMPUTER INC. X45U",
 204                 .matches = {
 205                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 206                         DMI_MATCH(DMI_PRODUCT_NAME, "X45U"),
 207                 },
 208                 .driver_data = &quirk_asus_wapf4,
 209         },
 210         {
 211                 .callback = dmi_matched,
 212                 .ident = "ASUSTeK COMPUTER INC. X456UA",
 213                 .matches = {
 214                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 215                         DMI_MATCH(DMI_PRODUCT_NAME, "X456UA"),
 216                 },
 217                 .driver_data = &quirk_asus_wapf4,
 218         },
 219         {
 220                 .callback = dmi_matched,
 221                 .ident = "ASUSTeK COMPUTER INC. X456UF",
 222                 .matches = {
 223                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 224                         DMI_MATCH(DMI_PRODUCT_NAME, "X456UF"),
 225                 },
 226                 .driver_data = &quirk_no_rfkill_wapf4,
 227         },
 228         {
 229                 .callback = dmi_matched,
 230                 .ident = "ASUSTeK COMPUTER INC. X501U",
 231                 .matches = {
 232                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 233                         DMI_MATCH(DMI_PRODUCT_NAME, "X501U"),
 234                 },
 235                 .driver_data = &quirk_asus_x55u,
 236         },
 237         {
 238                 .callback = dmi_matched,
 239                 .ident = "ASUSTeK COMPUTER INC. X501A",
 240                 .matches = {
 241                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 242                         DMI_MATCH(DMI_PRODUCT_NAME, "X501A"),
 243                 },
 244                 .driver_data = &quirk_asus_wapf4,
 245         },
 246         {
 247                 .callback = dmi_matched,
 248                 .ident = "ASUSTeK COMPUTER INC. X501A1",
 249                 .matches = {
 250                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 251                         DMI_MATCH(DMI_PRODUCT_NAME, "X501A1"),
 252                 },
 253                 .driver_data = &quirk_asus_wapf4,
 254         },
 255         {
 256                 .callback = dmi_matched,
 257                 .ident = "ASUSTeK COMPUTER INC. X550CA",
 258                 .matches = {
 259                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 260                         DMI_MATCH(DMI_PRODUCT_NAME, "X550CA"),
 261                 },
 262                 .driver_data = &quirk_asus_wapf4,
 263         },
 264         {
 265                 .callback = dmi_matched,
 266                 .ident = "ASUSTeK COMPUTER INC. X550CC",
 267                 .matches = {
 268                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 269                         DMI_MATCH(DMI_PRODUCT_NAME, "X550CC"),
 270                 },
 271                 .driver_data = &quirk_asus_wapf4,
 272         },
 273         {
 274                 .callback = dmi_matched,
 275                 .ident = "ASUSTeK COMPUTER INC. X550CL",
 276                 .matches = {
 277                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 278                         DMI_MATCH(DMI_PRODUCT_NAME, "X550CL"),
 279                 },
 280                 .driver_data = &quirk_asus_wapf4,
 281         },
 282         {
 283                 .callback = dmi_matched,
 284                 .ident = "ASUSTeK COMPUTER INC. X550VB",
 285                 .matches = {
 286                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 287                         DMI_MATCH(DMI_PRODUCT_NAME, "X550VB"),
 288                 },
 289                 .driver_data = &quirk_asus_wapf4,
 290         },
 291         {
 292                 .callback = dmi_matched,
 293                 .ident = "ASUSTeK COMPUTER INC. X551CA",
 294                 .matches = {
 295                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 296                         DMI_MATCH(DMI_PRODUCT_NAME, "X551CA"),
 297                 },
 298                 .driver_data = &quirk_asus_wapf4,
 299         },
 300         {
 301                 .callback = dmi_matched,
 302                 .ident = "ASUSTeK COMPUTER INC. X55A",
 303                 .matches = {
 304                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 305                         DMI_MATCH(DMI_PRODUCT_NAME, "X55A"),
 306                 },
 307                 .driver_data = &quirk_asus_wapf4,
 308         },
 309         {
 310                 .callback = dmi_matched,
 311                 .ident = "ASUSTeK COMPUTER INC. X55C",
 312                 .matches = {
 313                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 314                         DMI_MATCH(DMI_PRODUCT_NAME, "X55C"),
 315                 },
 316                 .driver_data = &quirk_asus_wapf4,
 317         },
 318         {
 319                 .callback = dmi_matched,
 320                 .ident = "ASUSTeK COMPUTER INC. X55U",
 321                 .matches = {
 322                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 323                         DMI_MATCH(DMI_PRODUCT_NAME, "X55U"),
 324                 },
 325                 .driver_data = &quirk_asus_x55u,
 326         },
 327         {
 328                 .callback = dmi_matched,
 329                 .ident = "ASUSTeK COMPUTER INC. X55VD",
 330                 .matches = {
 331                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 332                         DMI_MATCH(DMI_PRODUCT_NAME, "X55VD"),
 333                 },
 334                 .driver_data = &quirk_asus_wapf4,
 335         },
 336         {
 337                 .callback = dmi_matched,
 338                 .ident = "ASUSTeK COMPUTER INC. X75A",
 339                 .matches = {
 340                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 341                         DMI_MATCH(DMI_PRODUCT_NAME, "X75A"),
 342                 },
 343                 .driver_data = &quirk_asus_wapf4,
 344         },
 345         {
 346                 .callback = dmi_matched,
 347                 .ident = "ASUSTeK COMPUTER INC. X75VBP",
 348                 .matches = {
 349                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 350                         DMI_MATCH(DMI_PRODUCT_NAME, "X75VBP"),
 351                 },
 352                 .driver_data = &quirk_asus_wapf4,
 353         },
 354         {
 355                 .callback = dmi_matched,
 356                 .ident = "ASUSTeK COMPUTER INC. 1015E",
 357                 .matches = {
 358                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 359                         DMI_MATCH(DMI_PRODUCT_NAME, "1015E"),
 360                 },
 361                 .driver_data = &quirk_asus_wapf4,
 362         },
 363         {
 364                 .callback = dmi_matched,
 365                 .ident = "ASUSTeK COMPUTER INC. 1015U",
 366                 .matches = {
 367                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 368                         DMI_MATCH(DMI_PRODUCT_NAME, "1015U"),
 369                 },
 370                 .driver_data = &quirk_asus_wapf4,
 371         },
 372         {
 373                 .callback = dmi_matched,
 374                 .ident = "ASUSTeK COMPUTER INC. X200CA",
 375                 .matches = {
 376                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 377                         DMI_MATCH(DMI_PRODUCT_NAME, "X200CA"),
 378                 },
 379                 .driver_data = &quirk_asus_x200ca,
 380         },
 381         {
 382                 .callback = dmi_matched,
 383                 .ident = "ASUSTeK COMPUTER INC. X555UB",
 384                 .matches = {
 385                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 386                         DMI_MATCH(DMI_PRODUCT_NAME, "X555UB"),
 387                 },
 388                 .driver_data = &quirk_no_rfkill,
 389         },
 390         {
 391                 .callback = dmi_matched,
 392                 .ident = "ASUSTeK COMPUTER INC. N552VW",
 393                 .matches = {
 394                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 395                         DMI_MATCH(DMI_PRODUCT_NAME, "N552VW"),
 396                 },
 397                 .driver_data = &quirk_no_rfkill,
 398         },
 399         {
 400                 .callback = dmi_matched,
 401                 .ident = "ASUSTeK COMPUTER INC. U303LB",
 402                 .matches = {
 403                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 404                         DMI_MATCH(DMI_PRODUCT_NAME, "U303LB"),
 405                 },
 406                 .driver_data = &quirk_no_rfkill,
 407         },
 408         {
 409                 .callback = dmi_matched,
 410                 .ident = "ASUSTeK COMPUTER INC. Z550MA",
 411                 .matches = {
 412                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 413                         DMI_MATCH(DMI_PRODUCT_NAME, "Z550MA"),
 414                 },
 415                 .driver_data = &quirk_no_rfkill,
 416         },
 417         {
 418                 .callback = dmi_matched,
 419                 .ident = "ASUSTeK COMPUTER INC. UX303UB",
 420                 .matches = {
 421                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 422                         DMI_MATCH(DMI_PRODUCT_NAME, "UX303UB"),
 423                 },
 424                 .driver_data = &quirk_asus_ux303ub,
 425         },
 426         {
 427                 .callback = dmi_matched,
 428                 .ident = "ASUSTeK COMPUTER INC. UX330UAK",
 429                 .matches = {
 430                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 431                         DMI_MATCH(DMI_PRODUCT_NAME, "UX330UAK"),
 432                 },
 433                 .driver_data = &quirk_asus_forceals,
 434         },
 435         {
 436                 .callback = dmi_matched,
 437                 .ident = "ASUSTeK COMPUTER INC. X550LB",
 438                 .matches = {
 439                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 440                         DMI_MATCH(DMI_PRODUCT_NAME, "X550LB"),
 441                 },
 442                 .driver_data = &quirk_asus_x550lb,
 443         },
 444         {
 445                 .callback = dmi_matched,
 446                 .ident = "ASUSTeK COMPUTER INC. UX430UQ",
 447                 .matches = {
 448                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 449                         DMI_MATCH(DMI_PRODUCT_NAME, "UX430UQ"),
 450                 },
 451                 .driver_data = &quirk_asus_forceals,
 452         },
 453         {},
 454 };
 455
 456 static void asus_nb_wmi_quirks(struct asus_wmi_driver *driver)
 457 {
 458         int ret;
 459
 460         quirks = &quirk_asus_unknown;
 461         dmi_check_system(asus_quirks);
 462
 463         driver->quirks = quirks;
 464         driver->panel_power = FB_BLANK_UNBLANK;
 465
 466         /* overwrite the wapf setting if the wapf paramater is specified */
 467         if (wapf != -1)
 468                 quirks->wapf = wapf;
 469         else
 470                 wapf = quirks->wapf;
 471
 472         if (quirks->i8042_filter) {
 473                 ret = i8042_install_filter(quirks->i8042_filter);
 474                 if (ret) {
 475                         pr_warn("Unable to install key filter\n");
 476                         return;
 477                 }
 478                 pr_info("Using i8042 filter function for receiving events\n");
 479         }
 480 }
 481
 482 static const struct key_entry asus_nb_wmi_keymap[] = {
 483         { KE_KEY, ASUS_WMI_BRN_DOWN, { KEY_BRIGHTNESSDOWN } },
 484         { KE_KEY, ASUS_WMI_BRN_UP, { KEY_BRIGHTNESSUP } },
 485         { KE_KEY, 0x30, { KEY_VOLUMEUP } },
 486         { KE_KEY, 0x31, { KEY_VOLUMEDOWN } },
 487         { KE_KEY, 0x32, { KEY_MUTE } },
 488         { KE_KEY, 0x35, { KEY_SCREENLOCK } },
 489         { KE_KEY, 0x40, { KEY_PREVIOUSSONG } },
 490         { KE_KEY, 0x41, { KEY_NEXTSONG } },
 491         { KE_KEY, 0x43, { KEY_STOPCD } }, /* Stop/Eject */
 492         { KE_KEY, 0x45, { KEY_PLAYPAUSE } },
 493         { KE_KEY, 0x4c, { KEY_MEDIA } }, /* WMP Key */
 494         { KE_KEY, 0x50, { KEY_EMAIL } },
 495         { KE_KEY, 0x51, { KEY_WWW } },
 496         { KE_KEY, 0x55, { KEY_CALC } },
 497         { KE_IGNORE, 0x57, },  /* Battery mode */
 498         { KE_IGNORE, 0x58, },  /* AC mode */
 499         { KE_KEY, 0x5C, { KEY_F15 } },  /* Power Gear key */
 500         { KE_KEY, 0x5D, { KEY_WLAN } }, /* Wireless console Toggle */
 501         { KE_KEY, 0x5E, { KEY_WLAN } }, /* Wireless console Enable */
 502         { KE_KEY, 0x5F, { KEY_WLAN } }, /* Wireless console Disable */
 503         { KE_KEY, 0x60, { KEY_TOUCHPAD_ON } },
 504         { KE_KEY, 0x61, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD only */
 505         { KE_KEY, 0x62, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT only */
 506         { KE_KEY, 0x63, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT */
 507         { KE_KEY, 0x64, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV */
 508         { KE_KEY, 0x65, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV */
 509         { KE_KEY, 0x66, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV */
 510         { KE_KEY, 0x67, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV */
 511         { KE_KEY, 0x6B, { KEY_TOUCHPAD_TOGGLE } },
 512         { KE_IGNORE, 0x6E, },  /* Low Battery notification */
 513         { KE_KEY, 0x7D, { KEY_BLUETOOTH } }, /* Bluetooth Enable */
 514         { KE_KEY, 0x7E, { KEY_BLUETOOTH } }, /* Bluetooth Disable */
 515         { KE_KEY, 0x82, { KEY_CAMERA } },
 516         { KE_KEY, 0x88, { KEY_RFKILL  } }, /* Radio Toggle Key */
 517         { KE_KEY, 0x8A, { KEY_PROG1 } }, /* Color enhancement mode */
 518         { KE_KEY, 0x8C, { KEY_SWITCHVIDEOMODE } }, /* SDSP DVI only */
 519         { KE_KEY, 0x8D, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + DVI */
 520         { KE_KEY, 0x8E, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + DVI */
 521         { KE_KEY, 0x8F, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + DVI */
 522         { KE_KEY, 0x90, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + DVI */
 523         { KE_KEY, 0x91, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV + DVI */
 524         { KE_KEY, 0x92, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV + DVI */
 525         { KE_KEY, 0x93, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV + DVI */
 526         { KE_KEY, 0x95, { KEY_MEDIA } },
 527         { KE_KEY, 0x99, { KEY_PHONE } },
 528         { KE_KEY, 0xA0, { KEY_SWITCHVIDEOMODE } }, /* SDSP HDMI only */
 529         { KE_KEY, 0xA1, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + HDMI */
 530         { KE_KEY, 0xA2, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + HDMI */
 531         { KE_KEY, 0xA3, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + HDMI */
 532         { KE_KEY, 0xA4, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + HDMI */
 533         { KE_KEY, 0xA5, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV + HDMI */
 534         { KE_KEY, 0xA6, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV + HDMI */
 535         { KE_KEY, 0xA7, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV + HDMI */
 536         { KE_KEY, 0xB5, { KEY_CALC } },
 537         { KE_KEY, 0xC4, { KEY_KBDILLUMUP } },
 538         { KE_KEY, 0xC5, { KEY_KBDILLUMDOWN } },
 539         { KE_IGNORE, 0xC6, },  /* Ambient Light Sensor notification */
 540         { KE_KEY, 0xFA, { KEY_PROG2 } },           /* Lid flip action */
 541         { KE_END, 0},
 542 };
 543
 544 static struct asus_wmi_driver asus_nb_wmi_driver = {
 545         .name = ASUS_NB_WMI_FILE,
 546         .owner = THIS_MODULE,
 547         .event_guid = ASUS_NB_WMI_EVENT_GUID,
 548         .keymap = asus_nb_wmi_keymap,
 549         .input_name = "Asus WMI hotkeys",
 550         .input_phys = ASUS_NB_WMI_FILE "/input0",
 551         .detect_quirks = asus_nb_wmi_quirks,
 552 };
 553
 554 static const struct dmi_system_id asus_nb_wmi_blacklist[] __initconst = {
 555         {
 556                 /*
 557                  * asus-nb-wm adds no functionality. The T100TA has a detachable
 558                  * USB kbd, so no hotkeys and it has no WMI rfkill; and loading
 559                  * asus-nb-wm causes the camera LED to turn and _stay_ on.
 560                  */
 561                 .matches = {
 562                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 563                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"),
 564                 },
 565         },
 566         {
 567                 /* The Asus T200TA has the same issue as the T100TA */
 568                 .matches = {
 569                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 570                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T200TA"),
 571                 },
 572         },
 573         {} /* Terminating entry */
 574 };
 575
 576 static int __init asus_nb_wmi_init(void)
 577 {
 578         if (dmi_check_system(asus_nb_wmi_blacklist))
 579                 return -ENODEV;
 580
 581         return asus_wmi_register_driver(&asus_nb_wmi_driver);
 582 }
 583
 584 static void __exit asus_nb_wmi_exit(void)
 585 {
 586         asus_wmi_unregister_driver(&asus_nb_wmi_driver);
 587 }
 588
 589 module_init(asus_nb_wmi_init);
 590 module_exit(asus_nb_wmi_exit);