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_asus_ux303ub = {
 112         .wmi_backlight_native = true,
 113         .wmi_backlight_set_devstate = true,
 114 };
 115
 116 static struct quirk_entry quirk_asus_x550lb = {
 117         .wmi_backlight_set_devstate = true,
 118         .xusb2pr = 0x01D9,
 119 };
 120
 121 static struct quirk_entry quirk_asus_forceals = {
 122         .wmi_backlight_set_devstate = true,
 123         .wmi_force_als_set = true,
 124 };
 125
 126 static int dmi_matched(const struct dmi_system_id *dmi)
 127 {
 128         pr_info("Identified laptop model '%s'\n", dmi->ident);
 129         quirks = dmi->driver_data;
 130         return 1;
 131 }
 132
 133 static const struct dmi_system_id asus_quirks[] = {
 134         {
 135                 .callback = dmi_matched,
 136                 .ident = "ASUSTeK COMPUTER INC. Q500A",
 137                 .matches = {
 138                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 139                         DMI_MATCH(DMI_PRODUCT_NAME, "Q500A"),
 140                 },
 141                 .driver_data = &quirk_asus_q500a,
 142         },
 143         {
 144                 .callback = dmi_matched,
 145                 .ident = "ASUSTeK COMPUTER INC. U32U",
 146                 .matches = {
 147                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
 148                         DMI_MATCH(DMI_PRODUCT_NAME, "U32U"),
 149                 },
 150                 /*
 151                  * Note this machine has a Brazos APU, and most Brazos Asus
 152                  * machines need quirk_asus_x55u / wmi_backlight_power but
 153                  * here acpi-video seems to work fine for backlight control.
 154                  */
 155                 .driver_data = &quirk_asus_wapf4,
 156         },
 157         {
 158                 .callback = dmi_matched,
 159                 .ident = "ASUSTeK COMPUTER INC. X302UA",
 160                 .matches = {
 161                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 162                         DMI_MATCH(DMI_PRODUCT_NAME, "X302UA"),
 163                 },
 164                 .driver_data = &quirk_asus_wapf4,
 165         },
 166         {
 167                 .callback = dmi_matched,
 168                 .ident = "ASUSTeK COMPUTER INC. X401U",
 169                 .matches = {
 170                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 171                         DMI_MATCH(DMI_PRODUCT_NAME, "X401U"),
 172                 },
 173                 .driver_data = &quirk_asus_x55u,
 174         },
 175         {
 176                 .callback = dmi_matched,
 177                 .ident = "ASUSTeK COMPUTER INC. X401A",
 178                 .matches = {
 179                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 180                         DMI_MATCH(DMI_PRODUCT_NAME, "X401A"),
 181                 },
 182                 .driver_data = &quirk_asus_wapf4,
 183         },
 184         {
 185                 .callback = dmi_matched,
 186                 .ident = "ASUSTeK COMPUTER INC. X401A1",
 187                 .matches = {
 188                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 189                         DMI_MATCH(DMI_PRODUCT_NAME, "X401A1"),
 190                 },
 191                 .driver_data = &quirk_asus_wapf4,
 192         },
 193         {
 194                 .callback = dmi_matched,
 195                 .ident = "ASUSTeK COMPUTER INC. X45U",
 196                 .matches = {
 197                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 198                         DMI_MATCH(DMI_PRODUCT_NAME, "X45U"),
 199                 },
 200                 .driver_data = &quirk_asus_wapf4,
 201         },
 202         {
 203                 .callback = dmi_matched,
 204                 .ident = "ASUSTeK COMPUTER INC. X456UA",
 205                 .matches = {
 206                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 207                         DMI_MATCH(DMI_PRODUCT_NAME, "X456UA"),
 208                 },
 209                 .driver_data = &quirk_asus_wapf4,
 210         },
 211         {
 212                 .callback = dmi_matched,
 213                 .ident = "ASUSTeK COMPUTER INC. X456UF",
 214                 .matches = {
 215                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 216                         DMI_MATCH(DMI_PRODUCT_NAME, "X456UF"),
 217                 },
 218                 .driver_data = &quirk_asus_wapf4,
 219         },
 220         {
 221                 .callback = dmi_matched,
 222                 .ident = "ASUSTeK COMPUTER INC. X501U",
 223                 .matches = {
 224                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 225                         DMI_MATCH(DMI_PRODUCT_NAME, "X501U"),
 226                 },
 227                 .driver_data = &quirk_asus_x55u,
 228         },
 229         {
 230                 .callback = dmi_matched,
 231                 .ident = "ASUSTeK COMPUTER INC. X501A",
 232                 .matches = {
 233                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 234                         DMI_MATCH(DMI_PRODUCT_NAME, "X501A"),
 235                 },
 236                 .driver_data = &quirk_asus_wapf4,
 237         },
 238         {
 239                 .callback = dmi_matched,
 240                 .ident = "ASUSTeK COMPUTER INC. X501A1",
 241                 .matches = {
 242                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 243                         DMI_MATCH(DMI_PRODUCT_NAME, "X501A1"),
 244                 },
 245                 .driver_data = &quirk_asus_wapf4,
 246         },
 247         {
 248                 .callback = dmi_matched,
 249                 .ident = "ASUSTeK COMPUTER INC. X550CA",
 250                 .matches = {
 251                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 252                         DMI_MATCH(DMI_PRODUCT_NAME, "X550CA"),
 253                 },
 254                 .driver_data = &quirk_asus_wapf4,
 255         },
 256         {
 257                 .callback = dmi_matched,
 258                 .ident = "ASUSTeK COMPUTER INC. X550CC",
 259                 .matches = {
 260                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 261                         DMI_MATCH(DMI_PRODUCT_NAME, "X550CC"),
 262                 },
 263                 .driver_data = &quirk_asus_wapf4,
 264         },
 265         {
 266                 .callback = dmi_matched,
 267                 .ident = "ASUSTeK COMPUTER INC. X550CL",
 268                 .matches = {
 269                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 270                         DMI_MATCH(DMI_PRODUCT_NAME, "X550CL"),
 271                 },
 272                 .driver_data = &quirk_asus_wapf4,
 273         },
 274         {
 275                 .callback = dmi_matched,
 276                 .ident = "ASUSTeK COMPUTER INC. X550VB",
 277                 .matches = {
 278                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 279                         DMI_MATCH(DMI_PRODUCT_NAME, "X550VB"),
 280                 },
 281                 .driver_data = &quirk_asus_wapf4,
 282         },
 283         {
 284                 .callback = dmi_matched,
 285                 .ident = "ASUSTeK COMPUTER INC. X551CA",
 286                 .matches = {
 287                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 288                         DMI_MATCH(DMI_PRODUCT_NAME, "X551CA"),
 289                 },
 290                 .driver_data = &quirk_asus_wapf4,
 291         },
 292         {
 293                 .callback = dmi_matched,
 294                 .ident = "ASUSTeK COMPUTER INC. X55A",
 295                 .matches = {
 296                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 297                         DMI_MATCH(DMI_PRODUCT_NAME, "X55A"),
 298                 },
 299                 .driver_data = &quirk_asus_wapf4,
 300         },
 301         {
 302                 .callback = dmi_matched,
 303                 .ident = "ASUSTeK COMPUTER INC. X55C",
 304                 .matches = {
 305                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 306                         DMI_MATCH(DMI_PRODUCT_NAME, "X55C"),
 307                 },
 308                 .driver_data = &quirk_asus_wapf4,
 309         },
 310         {
 311                 .callback = dmi_matched,
 312                 .ident = "ASUSTeK COMPUTER INC. X55U",
 313                 .matches = {
 314                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 315                         DMI_MATCH(DMI_PRODUCT_NAME, "X55U"),
 316                 },
 317                 .driver_data = &quirk_asus_x55u,
 318         },
 319         {
 320                 .callback = dmi_matched,
 321                 .ident = "ASUSTeK COMPUTER INC. X55VD",
 322                 .matches = {
 323                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 324                         DMI_MATCH(DMI_PRODUCT_NAME, "X55VD"),
 325                 },
 326                 .driver_data = &quirk_asus_wapf4,
 327         },
 328         {
 329                 .callback = dmi_matched,
 330                 .ident = "ASUSTeK COMPUTER INC. X75A",
 331                 .matches = {
 332                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 333                         DMI_MATCH(DMI_PRODUCT_NAME, "X75A"),
 334                 },
 335                 .driver_data = &quirk_asus_wapf4,
 336         },
 337         {
 338                 .callback = dmi_matched,
 339                 .ident = "ASUSTeK COMPUTER INC. X75VBP",
 340                 .matches = {
 341                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 342                         DMI_MATCH(DMI_PRODUCT_NAME, "X75VBP"),
 343                 },
 344                 .driver_data = &quirk_asus_wapf4,
 345         },
 346         {
 347                 .callback = dmi_matched,
 348                 .ident = "ASUSTeK COMPUTER INC. X75VD",
 349                 .matches = {
 350                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 351                         DMI_MATCH(DMI_PRODUCT_NAME, "X75VD"),
 352                 },
 353                 .driver_data = &quirk_asus_wapf4,
 354         },
 355         {
 356                 .callback = dmi_matched,
 357                 .ident = "ASUSTeK COMPUTER INC. 1015E",
 358                 .matches = {
 359                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 360                         DMI_MATCH(DMI_PRODUCT_NAME, "1015E"),
 361                 },
 362                 .driver_data = &quirk_asus_wapf4,
 363         },
 364         {
 365                 .callback = dmi_matched,
 366                 .ident = "ASUSTeK COMPUTER INC. 1015U",
 367                 .matches = {
 368                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 369                         DMI_MATCH(DMI_PRODUCT_NAME, "1015U"),
 370                 },
 371                 .driver_data = &quirk_asus_wapf4,
 372         },
 373         {
 374                 .callback = dmi_matched,
 375                 .ident = "ASUSTeK COMPUTER INC. X200CA",
 376                 .matches = {
 377                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 378                         DMI_MATCH(DMI_PRODUCT_NAME, "X200CA"),
 379                 },
 380                 .driver_data = &quirk_asus_x200ca,
 381         },
 382         {
 383                 .callback = dmi_matched,
 384                 .ident = "ASUSTeK COMPUTER INC. UX303UB",
 385                 .matches = {
 386                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 387                         DMI_MATCH(DMI_PRODUCT_NAME, "UX303UB"),
 388                 },
 389                 .driver_data = &quirk_asus_ux303ub,
 390         },
 391         {
 392                 .callback = dmi_matched,
 393                 .ident = "ASUSTeK COMPUTER INC. UX330UAK",
 394                 .matches = {
 395                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 396                         DMI_MATCH(DMI_PRODUCT_NAME, "UX330UAK"),
 397                 },
 398                 .driver_data = &quirk_asus_forceals,
 399         },
 400         {
 401                 .callback = dmi_matched,
 402                 .ident = "ASUSTeK COMPUTER INC. X550LB",
 403                 .matches = {
 404                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 405                         DMI_MATCH(DMI_PRODUCT_NAME, "X550LB"),
 406                 },
 407                 .driver_data = &quirk_asus_x550lb,
 408         },
 409         {
 410                 .callback = dmi_matched,
 411                 .ident = "ASUSTeK COMPUTER INC. UX430UQ",
 412                 .matches = {
 413                         DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 414                         DMI_MATCH(DMI_PRODUCT_NAME, "UX430UQ"),
 415                 },
 416                 .driver_data = &quirk_asus_forceals,
 417         },
 418         {},
 419 };
 420
 421 static void asus_nb_wmi_quirks(struct asus_wmi_driver *driver)
 422 {
 423         int ret;
 424
 425         quirks = &quirk_asus_unknown;
 426         dmi_check_system(asus_quirks);
 427
 428         driver->quirks = quirks;
 429         driver->panel_power = FB_BLANK_UNBLANK;
 430
 431         /* overwrite the wapf setting if the wapf paramater is specified */
 432         if (wapf != -1)
 433                 quirks->wapf = wapf;
 434         else
 435                 wapf = quirks->wapf;
 436
 437         if (quirks->i8042_filter) {
 438                 ret = i8042_install_filter(quirks->i8042_filter);
 439                 if (ret) {
 440                         pr_warn("Unable to install key filter\n");
 441                         return;
 442                 }
 443                 pr_info("Using i8042 filter function for receiving events\n");
 444         }
 445 }
 446
 447 static const struct key_entry asus_nb_wmi_keymap[] = {
 448         { KE_KEY, ASUS_WMI_BRN_DOWN, { KEY_BRIGHTNESSDOWN } },
 449         { KE_KEY, ASUS_WMI_BRN_UP, { KEY_BRIGHTNESSUP } },
 450         { KE_KEY, 0x30, { KEY_VOLUMEUP } },
 451         { KE_KEY, 0x31, { KEY_VOLUMEDOWN } },
 452         { KE_KEY, 0x32, { KEY_MUTE } },
 453         { KE_KEY, 0x35, { KEY_SCREENLOCK } },
 454         { KE_KEY, 0x40, { KEY_PREVIOUSSONG } },
 455         { KE_KEY, 0x41, { KEY_NEXTSONG } },
 456         { KE_KEY, 0x43, { KEY_STOPCD } }, /* Stop/Eject */
 457         { KE_KEY, 0x45, { KEY_PLAYPAUSE } },
 458         { KE_KEY, 0x4c, { KEY_MEDIA } }, /* WMP Key */
 459         { KE_KEY, 0x50, { KEY_EMAIL } },
 460         { KE_KEY, 0x51, { KEY_WWW } },
 461         { KE_KEY, 0x55, { KEY_CALC } },
 462         { KE_IGNORE, 0x57, },  /* Battery mode */
 463         { KE_IGNORE, 0x58, },  /* AC mode */
 464         { KE_KEY, 0x5C, { KEY_F15 } },  /* Power Gear key */
 465         { KE_KEY, 0x5D, { KEY_WLAN } }, /* Wireless console Toggle */
 466         { KE_KEY, 0x5E, { KEY_WLAN } }, /* Wireless console Enable */
 467         { KE_KEY, 0x5F, { KEY_WLAN } }, /* Wireless console Disable */
 468         { KE_KEY, 0x60, { KEY_TOUCHPAD_ON } },
 469         { KE_KEY, 0x61, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD only */
 470         { KE_KEY, 0x62, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT only */
 471         { KE_KEY, 0x63, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT */
 472         { KE_KEY, 0x64, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV */
 473         { KE_KEY, 0x65, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV */
 474         { KE_KEY, 0x66, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV */
 475         { KE_KEY, 0x67, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV */
 476         { KE_KEY, 0x6B, { KEY_TOUCHPAD_TOGGLE } },
 477         { KE_IGNORE, 0x6E, },  /* Low Battery notification */
 478         { KE_KEY, 0x7a, { KEY_ALS_TOGGLE } }, /* Ambient Light Sensor Toggle */
 479         { KE_KEY, 0x7D, { KEY_BLUETOOTH } }, /* Bluetooth Enable */
 480         { KE_KEY, 0x7E, { KEY_BLUETOOTH } }, /* Bluetooth Disable */
 481         { KE_KEY, 0x82, { KEY_CAMERA } },
 482         { KE_KEY, 0x88, { KEY_RFKILL  } }, /* Radio Toggle Key */
 483         { KE_KEY, 0x8A, { KEY_PROG1 } }, /* Color enhancement mode */
 484         { KE_KEY, 0x8C, { KEY_SWITCHVIDEOMODE } }, /* SDSP DVI only */
 485         { KE_KEY, 0x8D, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + DVI */
 486         { KE_KEY, 0x8E, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + DVI */
 487         { KE_KEY, 0x8F, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + DVI */
 488         { KE_KEY, 0x90, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + DVI */
 489         { KE_KEY, 0x91, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV + DVI */
 490         { KE_KEY, 0x92, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV + DVI */
 491         { KE_KEY, 0x93, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV + DVI */
 492         { KE_KEY, 0x95, { KEY_MEDIA } },
 493         { KE_KEY, 0x99, { KEY_PHONE } },
 494         { KE_KEY, 0xA0, { KEY_SWITCHVIDEOMODE } }, /* SDSP HDMI only */
 495         { KE_KEY, 0xA1, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + HDMI */
 496         { KE_KEY, 0xA2, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + HDMI */
 497         { KE_KEY, 0xA3, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + HDMI */
 498         { KE_KEY, 0xA4, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + HDMI */
 499         { KE_KEY, 0xA5, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV + HDMI */
 500         { KE_KEY, 0xA6, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV + HDMI */
 501         { KE_KEY, 0xA7, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV + HDMI */
 502         { KE_KEY, 0xB5, { KEY_CALC } },
 503         { KE_KEY, 0xC4, { KEY_KBDILLUMUP } },
 504         { KE_KEY, 0xC5, { KEY_KBDILLUMDOWN } },
 505         { KE_IGNORE, 0xC6, },  /* Ambient Light Sensor notification */
 506         { KE_KEY, 0xFA, { KEY_PROG2 } },           /* Lid flip action */
 507         { KE_END, 0},
 508 };
 509
 510 static struct asus_wmi_driver asus_nb_wmi_driver = {
 511         .name = ASUS_NB_WMI_FILE,
 512         .owner = THIS_MODULE,
 513         .event_guid = ASUS_NB_WMI_EVENT_GUID,
 514         .keymap = asus_nb_wmi_keymap,
 515         .input_name = "Asus WMI hotkeys",
 516         .input_phys = ASUS_NB_WMI_FILE "/input0",
 517         .detect_quirks = asus_nb_wmi_quirks,
 518 };
 519
 520 static const struct dmi_system_id asus_nb_wmi_blacklist[] __initconst = {
 521         {
 522                 /*
 523                  * asus-nb-wm adds no functionality. The T100TA has a detachable
 524                  * USB kbd, so no hotkeys and it has no WMI rfkill; and loading
 525                  * asus-nb-wm causes the camera LED to turn and _stay_ on.
 526                  */
 527                 .matches = {
 528                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 529                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"),
 530                 },
 531         },
 532         {
 533                 /* The Asus T200TA has the same issue as the T100TA */
 534                 .matches = {
 535                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 536                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T200TA"),
 537                 },
 538         },
 539         {} /* Terminating entry */
 540 };
 541
 542 static int __init asus_nb_wmi_init(void)
 543 {
 544         if (dmi_check_system(asus_nb_wmi_blacklist))
 545                 return -ENODEV;
 546
 547         return asus_wmi_register_driver(&asus_nb_wmi_driver);
 548 }
 549
 550 static void __exit asus_nb_wmi_exit(void)
 551 {
 552         asus_wmi_unregister_driver(&asus_nb_wmi_driver);
 553 }
 554
 555 module_init(asus_nb_wmi_init);
 556 module_exit(asus_nb_wmi_exit);