drivers/gpu/drm/drm_panel_orientation_quirks.c

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * drm_panel_orientation_quirks.c -- Quirks for non-normal panel orientation
   4  *
   5  * Copyright (C) 2017 Hans de Goede <[email protected]>
   6  *
   7  * Note the quirks in this file are shared with fbdev/efifb and as such
   8  * must not depend on other drm code.
   9  */
  10
  11 #include <linux/dmi.h>
  12 #include <linux/module.h>
  13 #include <drm/drm_connector.h>
  14 #include <drm/drm_utils.h>
  15
  16 #ifdef CONFIG_DMI
  17
  18 /*
  19  * Some x86 clamshell design devices use portrait tablet screens and a display
  20  * engine which cannot rotate in hardware, so we need to rotate the fbcon to
  21  * compensate. Unfortunately these (cheap) devices also typically have quite
  22  * generic DMI data, so we match on a combination of DMI data, screen resolution
  23  * and a list of known BIOS dates to avoid false positives.
  24  */
  25
  26 struct drm_dmi_panel_orientation_data {
  27         int width;
  28         int height;
  29         const char * const *bios_dates;
  30         int orientation;
  31 };
  32
  33 static const struct drm_dmi_panel_orientation_data gpd_micropc = {
  34         .width = 720,
  35         .height = 1280,
  36         .bios_dates = (const char * const []){ "04/26/2019",
  37                 NULL },
  38         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
  39 };
  40
  41 static const struct drm_dmi_panel_orientation_data gpd_onemix2s = {
  42         .width = 1200,
  43         .height = 1920,
  44         .bios_dates = (const char * const []){ "05/21/2018", "10/26/2018",
  45                 "03/04/2019", NULL },
  46         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
  47 };
  48
  49 static const struct drm_dmi_panel_orientation_data gpd_pocket = {
  50         .width = 1200,
  51         .height = 1920,
  52         .bios_dates = (const char * const []){ "05/26/2017", "06/28/2017",
  53                 "07/05/2017", "08/07/2017", NULL },
  54         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
  55 };
  56
  57 static const struct drm_dmi_panel_orientation_data gpd_pocket2 = {
  58         .width = 1200,
  59         .height = 1920,
  60         .bios_dates = (const char * const []){ "06/28/2018", "08/28/2018",
  61                 "12/07/2018", NULL },
  62         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
  63 };
  64
  65 static const struct drm_dmi_panel_orientation_data gpd_win = {
  66         .width = 720,
  67         .height = 1280,
  68         .bios_dates = (const char * const []){
  69                 "10/25/2016", "11/18/2016", "12/23/2016", "12/26/2016",
  70                 "02/21/2017", "03/20/2017", "05/25/2017", NULL },
  71         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
  72 };
  73
  74 static const struct drm_dmi_panel_orientation_data gpd_win2 = {
  75         .width = 720,
  76         .height = 1280,
  77         .bios_dates = (const char * const []){
  78                 "12/07/2017", "05/24/2018", "06/29/2018", NULL },
  79         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
  80 };
  81
  82 static const struct drm_dmi_panel_orientation_data itworks_tw891 = {
  83         .width = 800,
  84         .height = 1280,
  85         .bios_dates = (const char * const []){ "10/16/2015", NULL },
  86         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
  87 };
  88
  89 static const struct drm_dmi_panel_orientation_data onegx1_pro = {
  90         .width = 1200,
  91         .height = 1920,
  92         .bios_dates = (const char * const []){ "12/17/2020", NULL },
  93         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
  94 };
  95
  96 static const struct drm_dmi_panel_orientation_data lcd720x1280_rightside_up = {
  97         .width = 720,
  98         .height = 1280,
  99         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
 100 };
 101
 102 static const struct drm_dmi_panel_orientation_data lcd800x1280_leftside_up = {
 103         .width = 800,
 104         .height = 1280,
 105         .orientation = DRM_MODE_PANEL_ORIENTATION_LEFT_UP,
 106 };
 107
 108 static const struct drm_dmi_panel_orientation_data lcd800x1280_rightside_up = {
 109         .width = 800,
 110         .height = 1280,
 111         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
 112 };
 113
 114 static const struct drm_dmi_panel_orientation_data lcd1080x1920_leftside_up = {
 115         .width = 1080,
 116         .height = 1920,
 117         .orientation = DRM_MODE_PANEL_ORIENTATION_LEFT_UP,
 118 };
 119
 120 static const struct drm_dmi_panel_orientation_data lcd1080x1920_rightside_up = {
 121         .width = 1080,
 122         .height = 1920,
 123         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
 124 };
 125
 126 static const struct drm_dmi_panel_orientation_data lcd1200x1920_rightside_up = {
 127         .width = 1200,
 128         .height = 1920,
 129         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
 130 };
 131
 132 static const struct drm_dmi_panel_orientation_data lcd1280x1920_rightside_up = {
 133         .width = 1280,
 134         .height = 1920,
 135         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
 136 };
 137
 138 static const struct drm_dmi_panel_orientation_data lcd1600x2560_leftside_up = {
 139         .width = 1600,
 140         .height = 2560,
 141         .orientation = DRM_MODE_PANEL_ORIENTATION_LEFT_UP,
 142 };
 143
 144 static const struct drm_dmi_panel_orientation_data lcd1600x2560_rightside_up = {
 145         .width = 1600,
 146         .height = 2560,
 147         .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
 148 };
 149
 150 static const struct dmi_system_id orientation_data[] = {
 151         {       /* Acer One 10 (S1003) */
 152                 .matches = {
 153                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"),
 154                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "One S1003"),
 155                 },
 156                 .driver_data = (void *)&lcd800x1280_rightside_up,
 157         }, {    /* Acer Switch V 10 (SW5-017) */
 158                 .matches = {
 159                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"),
 160                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SW5-017"),
 161                 },
 162                 .driver_data = (void *)&lcd800x1280_rightside_up,
 163         }, {    /* Anbernic Win600 */
 164                 .matches = {
 165                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Anbernic"),
 166                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Win600"),
 167                 },
 168                 .driver_data = (void *)&lcd720x1280_rightside_up,
 169         }, {    /* Asus T100HA */
 170                 .matches = {
 171                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 172                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100HAN"),
 173                 },
 174                 .driver_data = (void *)&lcd800x1280_leftside_up,
 175         }, {    /* Asus T101HA */
 176                 .matches = {
 177                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 178                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T101HA"),
 179                 },
 180                 .driver_data = (void *)&lcd800x1280_rightside_up,
 181         }, {    /* Asus T103HAF */
 182                 .matches = {
 183                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 184                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T103HAF"),
 185                 },
 186                 .driver_data = (void *)&lcd800x1280_rightside_up,
 187         }, {    /* AYA NEO 2021 */
 188                 .matches = {
 189                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYADEVICE"),
 190                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "AYA NEO 2021"),
 191                 },
 192                 .driver_data = (void *)&lcd800x1280_rightside_up,
 193         }, {    /* AYA NEO AIR */
 194                 .matches = {
 195                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYANEO"),
 196                   DMI_MATCH(DMI_PRODUCT_NAME, "AIR"),
 197                 },
 198                 .driver_data = (void *)&lcd1080x1920_leftside_up,
 199         }, {    /* AYA NEO NEXT */
 200                 .matches = {
 201                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AYANEO"),
 202                   DMI_MATCH(DMI_BOARD_NAME, "NEXT"),
 203                 },
 204                 .driver_data = (void *)&lcd800x1280_rightside_up,
 205         }, {    /* Chuwi HiBook (CWI514) */
 206                 .matches = {
 207                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
 208                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
 209                         /* Above matches are too generic, add bios-date match */
 210                         DMI_MATCH(DMI_BIOS_DATE, "05/07/2016"),
 211                 },
 212                 .driver_data = (void *)&lcd1200x1920_rightside_up,
 213         }, {    /* Chuwi Hi10 Pro (CWI529) */
 214                 .matches = {
 215                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
 216                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Hi10 pro tablet"),
 217                 },
 218                 .driver_data = (void *)&lcd1200x1920_rightside_up,
 219         }, {    /* Dynabook K50 */
 220                 .matches = {
 221                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dynabook Inc."),
 222                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "dynabook K50/FR"),
 223                 },
 224                 .driver_data = (void *)&lcd800x1280_leftside_up,
 225         }, {    /* GPD MicroPC (generic strings, also match on bios date) */
 226                 .matches = {
 227                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
 228                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
 229                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
 230                   DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
 231                 },
 232                 .driver_data = (void *)&gpd_micropc,
 233         }, {    /* GPD MicroPC (later BIOS versions with proper DMI strings) */
 234                 .matches = {
 235                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
 236                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "MicroPC"),
 237                 },
 238                 .driver_data = (void *)&lcd720x1280_rightside_up,
 239         }, {    /* GPD Win Max */
 240                 .matches = {
 241                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
 242                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "G1619-01"),
 243                 },
 244                 .driver_data = (void *)&lcd800x1280_rightside_up,
 245         }, {    /*
 246                  * GPD Pocket, note that the DMI data is less generic then
 247                  * it seems, devices with a board-vendor of "AMI Corporation"
 248                  * are quite rare, as are devices which have both board- *and*
 249                  * product-id set to "Default String"
 250                  */
 251                 .matches = {
 252                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 253                   DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
 254                   DMI_EXACT_MATCH(DMI_BOARD_SERIAL, "Default string"),
 255                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
 256                 },
 257                 .driver_data = (void *)&gpd_pocket,
 258         }, {    /* GPD Pocket 2 (generic strings, also match on bios date) */
 259                 .matches = {
 260                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
 261                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
 262                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
 263                   DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
 264                 },
 265                 .driver_data = (void *)&gpd_pocket2,
 266         }, {    /* GPD Win (same note on DMI match as GPD Pocket) */
 267                 .matches = {
 268                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 269                   DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
 270                   DMI_EXACT_MATCH(DMI_BOARD_SERIAL, "Default string"),
 271                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
 272                 },
 273                 .driver_data = (void *)&gpd_win,
 274         }, {    /* GPD Win 2 (too generic strings, also match on bios date) */
 275                 .matches = {
 276                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
 277                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
 278                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
 279                   DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
 280                 },
 281                 .driver_data = (void *)&gpd_win2,
 282         }, {    /* GPD Win 3 */
 283                 .matches = {
 284                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
 285                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "G1618-03")
 286                 },
 287                 .driver_data = (void *)&lcd720x1280_rightside_up,
 288         }, {    /* GPD Win Mini */
 289                 .matches = {
 290                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
 291                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "G1617-01")
 292                 },
 293                 .driver_data = (void *)&lcd1080x1920_rightside_up,
 294         }, {    /* I.T.Works TW891 */
 295                 .matches = {
 296                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
 297                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TW891"),
 298                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."),
 299                   DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"),
 300                 },
 301                 .driver_data = (void *)&itworks_tw891,
 302         }, {    /* KD Kurio Smart C15200 2-in-1 */
 303                 .matches = {
 304                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "KD Interactive"),
 305                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Kurio Smart"),
 306                   DMI_EXACT_MATCH(DMI_BOARD_NAME, "KDM960BCP"),
 307                 },
 308                 .driver_data = (void *)&lcd800x1280_rightside_up,
 309         }, {    /*
 310                  * Lenovo Ideapad Miix 310 laptop, only some production batches
 311                  * have a portrait screen, the resolution checks makes the quirk
 312                  * apply only to those batches.
 313                  */
 314                 .matches = {
 315                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 316                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "80SG"),
 317                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "MIIX 310-10ICR"),
 318                 },
 319                 .driver_data = (void *)&lcd800x1280_rightside_up,
 320         }, {    /* Lenovo Ideapad Miix 320 */
 321                 .matches = {
 322                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 323                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "80XF"),
 324                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 320-10ICR"),
 325                 },
 326                 .driver_data = (void *)&lcd800x1280_rightside_up,
 327         }, {    /* Lenovo Ideapad D330-10IGM (HD) */
 328                 .matches = {
 329                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 330                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
 331                 },
 332                 .driver_data = (void *)&lcd800x1280_rightside_up,
 333         }, {    /* Lenovo Ideapad D330-10IGM (FHD) */
 334                 .matches = {
 335                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 336                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
 337                 },
 338                 .driver_data = (void *)&lcd1200x1920_rightside_up,
 339         }, {    /* Lenovo Ideapad D330-10IGL (HD) */
 340                 .matches = {
 341                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 342                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGL"),
 343                 },
 344                 .driver_data = (void *)&lcd800x1280_rightside_up,
 345         }, {    /* Lenovo IdeaPad Duet 3 10IGL5 */
 346                 .matches = {
 347                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 348                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "IdeaPad Duet 3 10IGL5"),
 349                 },
 350                 .driver_data = (void *)&lcd1200x1920_rightside_up,
 351         }, {    /* Lenovo Legion Go 8APU1 */
 352                 .matches = {
 353                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 354                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Legion Go 8APU1"),
 355                 },
 356                 .driver_data = (void *)&lcd1600x2560_leftside_up,
 357         }, {    /* Lenovo Yoga Book X90F / X90L */
 358                 .matches = {
 359                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
 360                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "CHERRYVIEW D1 PLATFORM"),
 361                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "YETI-11"),
 362                 },
 363                 .driver_data = (void *)&lcd1200x1920_rightside_up,
 364         }, {    /* Lenovo Yoga Book X91F / X91L */
 365                 .matches = {
 366                   /* Non exact match to match F + L versions */
 367                   DMI_MATCH(DMI_PRODUCT_NAME, "Lenovo YB1-X91"),
 368                 },
 369                 .driver_data = (void *)&lcd1200x1920_rightside_up,
 370         }, {    /* Lenovo Yoga Tablet 2 830F / 830L */
 371                 .matches = {
 372                  /*
 373                   * Note this also matches the Lenovo Yoga Tablet 2 1050F/L
 374                   * since that uses the same mainboard. The resolution match
 375                   * will limit this to only matching on the 830F/L. Neither has
 376                   * any external video outputs so those are not a concern.
 377                   */
 378                  DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp."),
 379                  DMI_MATCH(DMI_PRODUCT_NAME, "VALLEYVIEW C0 PLATFORM"),
 380                  DMI_MATCH(DMI_BOARD_NAME, "BYT-T FFD8"),
 381                  /* Partial match on beginning of BIOS version */
 382                  DMI_MATCH(DMI_BIOS_VERSION, "BLADE_21"),
 383                 },
 384                 .driver_data = (void *)&lcd1200x1920_rightside_up,
 385         }, {    /* Lenovo Yoga Tab 3 X90F */
 386                 .matches = {
 387                  DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
 388                  DMI_MATCH(DMI_PRODUCT_NAME, "CHERRYVIEW D1 PLATFORM"),
 389                  DMI_MATCH(DMI_PRODUCT_VERSION, "Blade3-10A-001"),
 390                 },
 391                 .driver_data = (void *)&lcd1600x2560_rightside_up,
 392         }, {    /* Nanote UMPC-01 */
 393                 .matches = {
 394                  DMI_MATCH(DMI_SYS_VENDOR, "RWC CO.,LTD"),
 395                  DMI_MATCH(DMI_PRODUCT_NAME, "UMPC-01"),
 396                 },
 397                 .driver_data = (void *)&lcd1200x1920_rightside_up,
 398         }, {    /* OneGX1 Pro */
 399                 .matches = {
 400                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SYSTEM_MANUFACTURER"),
 401                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SYSTEM_PRODUCT_NAME"),
 402                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Default string"),
 403                 },
 404                 .driver_data = (void *)&onegx1_pro,
 405         }, {    /* OneXPlayer */
 406                 .matches = {
 407                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ONE-NETBOOK TECHNOLOGY CO., LTD."),
 408                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ONE XPLAYER"),
 409                 },
 410                 .driver_data = (void *)&lcd1600x2560_leftside_up,
 411         }, {    /* Samsung GalaxyBook 10.6 */
 412                 .matches = {
 413                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
 414                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Galaxy Book 10.6"),
 415                 },
 416                 .driver_data = (void *)&lcd1280x1920_rightside_up,
 417         }, {    /* Valve Steam Deck */
 418                 .matches = {
 419                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Valve"),
 420                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Jupiter"),
 421                   DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "1"),
 422                 },
 423                 .driver_data = (void *)&lcd800x1280_rightside_up,
 424         }, {    /* VIOS LTH17 */
 425                 .matches = {
 426                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "VIOS"),
 427                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "LTH17"),
 428                 },
 429                 .driver_data = (void *)&lcd800x1280_rightside_up,
 430         }, {    /* One Mix 2S (generic strings, also match on bios date) */
 431                 .matches = {
 432                   DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
 433                   DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
 434                   DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
 435                   DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
 436                 },
 437                 .driver_data = (void *)&gpd_onemix2s,
 438         },
 439         {}
 440 };
 441
 442 /**
 443  * drm_get_panel_orientation_quirk - Check for panel orientation quirks
 444  * @width: width in pixels of the panel
 445  * @height: height in pixels of the panel
 446  *
 447  * This function checks for platform specific (e.g. DMI based) quirks
 448  * providing info on panel_orientation for systems where this cannot be
 449  * probed from the hard-/firm-ware. To avoid false-positive this function
 450  * takes the panel resolution as argument and checks that against the
 451  * resolution expected by the quirk-table entry.
 452  *
 453  * Note this function is also used outside of the drm-subsys, by for example
 454  * the efifb code. Because of this this function gets compiled into its own
 455  * kernel-module when built as a module.
 456  *
 457  * Returns:
 458  * A DRM_MODE_PANEL_ORIENTATION_* value if there is a quirk for this system,
 459  * or DRM_MODE_PANEL_ORIENTATION_UNKNOWN if there is no quirk.
 460  */
 461 int drm_get_panel_orientation_quirk(int width, int height)
 462 {
 463         const struct dmi_system_id *match;
 464         const struct drm_dmi_panel_orientation_data *data;
 465         const char *bios_date;
 466         int i;
 467
 468         for (match = dmi_first_match(orientation_data);
 469              match;
 470              match = dmi_first_match(match + 1)) {
 471                 data = match->driver_data;
 472
 473                 if (data->width != width ||
 474                     data->height != height)
 475                         continue;
 476
 477                 if (!data->bios_dates)
 478                         return data->orientation;
 479
 480                 bios_date = dmi_get_system_info(DMI_BIOS_DATE);
 481                 if (!bios_date)
 482                         continue;
 483
 484                 i = match_string(data->bios_dates, -1, bios_date);
 485                 if (i >= 0)
 486                         return data->orientation;
 487         }
 488
 489         return DRM_MODE_PANEL_ORIENTATION_UNKNOWN;
 490 }
 491 EXPORT_SYMBOL(drm_get_panel_orientation_quirk);
 492
 493 #else
 494
 495 /* There are no quirks for non x86 devices yet */
 496 int drm_get_panel_orientation_quirk(int width, int height)
 497 {
 498         return DRM_MODE_PANEL_ORIENTATION_UNKNOWN;
 499 }
 500 EXPORT_SYMBOL(drm_get_panel_orientation_quirk);
 501
 502 #endif
 503
 504 MODULE_LICENSE("Dual MIT/GPL");