drivers/platform/x86/touchscreen_dmi.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Touchscreen driver DMI based configuration code
   4  *
   5  * Copyright (c) 2017 Red Hat Inc.
   6  *
   7  * Red Hat authors:
   8  * Hans de Goede <hdegoede@redhat.com>
   9  */
  10
  11 #include <linux/acpi.h>
  12 #include <linux/device.h>
  13 #include <linux/dmi.h>
  14 #include <linux/efi_embedded_fw.h>
  15 #include <linux/i2c.h>
  16 #include <linux/notifier.h>
  17 #include <linux/property.h>
  18 #include <linux/string.h>
  19
  20 struct ts_dmi_data {
  21         /* The EFI embedded-fw code expects this to be the first member! */
  22         struct efi_embedded_fw_desc embedded_fw;
  23         const char *acpi_name;
  24         const struct property_entry *properties;
  25 };
  26
  27 /* NOTE: Please keep all entries sorted alphabetically */
  28
  29 static const struct property_entry archos_101_cesium_educ_props[] = {
  30         PROPERTY_ENTRY_U32("touchscreen-size-x", 1850),
  31         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
  32         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
  33         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
  34         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
  35         PROPERTY_ENTRY_BOOL("silead,home-button"),
  36         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-archos-101-cesium-educ.fw"),
  37         { }
  38 };
  39
  40 static const struct ts_dmi_data archos_101_cesium_educ_data = {
  41         .acpi_name      = "MSSL1680:00",
  42         .properties     = archos_101_cesium_educ_props,
  43 };
  44
  45 static const struct property_entry bush_bush_windows_tablet_props[] = {
  46         PROPERTY_ENTRY_U32("touchscreen-size-x", 1850),
  47         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
  48         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
  49         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
  50         PROPERTY_ENTRY_BOOL("silead,home-button"),
  51         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-bush-bush-windows-tablet.fw"),
  52         { }
  53 };
  54
  55 static const struct ts_dmi_data bush_bush_windows_tablet_data = {
  56         .acpi_name      = "MSSL1680:00",
  57         .properties     = bush_bush_windows_tablet_props,
  58 };
  59
  60 static const struct property_entry chuwi_hi8_props[] = {
  61         PROPERTY_ENTRY_U32("touchscreen-size-x", 1665),
  62         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
  63         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
  64         PROPERTY_ENTRY_BOOL("silead,home-button"),
  65         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi8.fw"),
  66         { }
  67 };
  68
  69 static const struct ts_dmi_data chuwi_hi8_data = {
  70         .acpi_name      = "MSSL0001:00",
  71         .properties     = chuwi_hi8_props,
  72 };
  73
  74 static const struct property_entry chuwi_hi8_air_props[] = {
  75         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
  76         PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
  77         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
  78         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-chuwi-hi8-air.fw"),
  79         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
  80         { }
  81 };
  82
  83 static const struct ts_dmi_data chuwi_hi8_air_data = {
  84         .acpi_name      = "MSSL1680:00",
  85         .properties     = chuwi_hi8_air_props,
  86 };
  87
  88 static const struct property_entry chuwi_hi8_pro_props[] = {
  89         PROPERTY_ENTRY_U32("touchscreen-min-x", 6),
  90         PROPERTY_ENTRY_U32("touchscreen-min-y", 3),
  91         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
  92         PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
  93         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
  94         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-chuwi-hi8-pro.fw"),
  95         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
  96         PROPERTY_ENTRY_BOOL("silead,home-button"),
  97         { }
  98 };
  99
 100 static const struct ts_dmi_data chuwi_hi8_pro_data = {
 101         .embedded_fw = {
 102                 .name   = "silead/gsl3680-chuwi-hi8-pro.fw",
 103                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 104                 .length = 39864,
 105                 .sha256 = { 0xc0, 0x88, 0xc5, 0xef, 0xd1, 0x70, 0x77, 0x59,
 106                             0x4e, 0xe9, 0xc4, 0xd8, 0x2e, 0xcd, 0xbf, 0x95,
 107                             0x32, 0xd9, 0x03, 0x28, 0x0d, 0x48, 0x9f, 0x92,
 108                             0x35, 0x37, 0xf6, 0x8b, 0x2a, 0xe4, 0x73, 0xff },
 109         },
 110         .acpi_name      = "MSSL1680:00",
 111         .properties     = chuwi_hi8_pro_props,
 112 };
 113
 114 static const struct property_entry chuwi_hi10_air_props[] = {
 115         PROPERTY_ENTRY_U32("touchscreen-size-x", 1981),
 116         PROPERTY_ENTRY_U32("touchscreen-size-y", 1271),
 117         PROPERTY_ENTRY_U32("touchscreen-min-x", 99),
 118         PROPERTY_ENTRY_U32("touchscreen-min-y", 9),
 119         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 120         PROPERTY_ENTRY_U32("touchscreen-fuzz-x", 5),
 121         PROPERTY_ENTRY_U32("touchscreen-fuzz-y", 4),
 122         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi10-air.fw"),
 123         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 124         PROPERTY_ENTRY_BOOL("silead,home-button"),
 125         { }
 126 };
 127
 128 static const struct ts_dmi_data chuwi_hi10_air_data = {
 129         .acpi_name      = "MSSL1680:00",
 130         .properties     = chuwi_hi10_air_props,
 131 };
 132
 133 static const struct property_entry chuwi_hi10_plus_props[] = {
 134         PROPERTY_ENTRY_U32("touchscreen-min-x", 12),
 135         PROPERTY_ENTRY_U32("touchscreen-min-y", 10),
 136         PROPERTY_ENTRY_U32("touchscreen-size-x", 1908),
 137         PROPERTY_ENTRY_U32("touchscreen-size-y", 1270),
 138         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi10plus.fw"),
 139         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 140         PROPERTY_ENTRY_BOOL("silead,home-button"),
 141         PROPERTY_ENTRY_BOOL("silead,pen-supported"),
 142         PROPERTY_ENTRY_U32("silead,pen-resolution-x", 8),
 143         PROPERTY_ENTRY_U32("silead,pen-resolution-y", 8),
 144         { }
 145 };
 146
 147 static const struct ts_dmi_data chuwi_hi10_plus_data = {
 148         .embedded_fw = {
 149                 .name   = "silead/gsl1680-chuwi-hi10plus.fw",
 150                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 151                 .length = 34056,
 152                 .sha256 = { 0xfd, 0x0a, 0x08, 0x08, 0x3c, 0xa6, 0x34, 0x4e,
 153                             0x2c, 0x49, 0x9c, 0xcd, 0x7d, 0x44, 0x9d, 0x38,
 154                             0x10, 0x68, 0xb5, 0xbd, 0xb7, 0x2a, 0x63, 0xb5,
 155                             0x67, 0x0b, 0x96, 0xbd, 0x89, 0x67, 0x85, 0x09 },
 156         },
 157         .acpi_name      = "MSSL0017:00",
 158         .properties     = chuwi_hi10_plus_props,
 159 };
 160
 161 static const u32 chuwi_hi10_pro_efi_min_max[] = { 8, 1911, 8, 1271 };
 162
 163 static const struct property_entry chuwi_hi10_pro_props[] = {
 164         PROPERTY_ENTRY_U32("touchscreen-min-x", 80),
 165         PROPERTY_ENTRY_U32("touchscreen-min-y", 26),
 166         PROPERTY_ENTRY_U32("touchscreen-size-x", 1962),
 167         PROPERTY_ENTRY_U32("touchscreen-size-y", 1254),
 168         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 169         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi10-pro.fw"),
 170         PROPERTY_ENTRY_U32_ARRAY("silead,efi-fw-min-max", chuwi_hi10_pro_efi_min_max),
 171         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 172         PROPERTY_ENTRY_BOOL("silead,home-button"),
 173         PROPERTY_ENTRY_BOOL("silead,pen-supported"),
 174         PROPERTY_ENTRY_U32("silead,pen-resolution-x", 8),
 175         PROPERTY_ENTRY_U32("silead,pen-resolution-y", 8),
 176         { }
 177 };
 178
 179 static const struct ts_dmi_data chuwi_hi10_pro_data = {
 180         .embedded_fw = {
 181                 .name   = "silead/gsl1680-chuwi-hi10-pro.fw",
 182                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 183                 .length = 42504,
 184                 .sha256 = { 0xdb, 0x92, 0x68, 0xa8, 0xdb, 0x81, 0x31, 0x00,
 185                             0x1f, 0x58, 0x89, 0xdb, 0x19, 0x1b, 0x15, 0x8c,
 186                             0x05, 0x14, 0xf4, 0x95, 0xba, 0x15, 0x45, 0x98,
 187                             0x42, 0xa3, 0xbb, 0x65, 0xe3, 0x30, 0xa5, 0x93 },
 188         },
 189         .acpi_name      = "MSSL1680:00",
 190         .properties     = chuwi_hi10_pro_props,
 191 };
 192
 193 static const struct property_entry chuwi_hibook_props[] = {
 194         PROPERTY_ENTRY_U32("touchscreen-min-x", 30),
 195         PROPERTY_ENTRY_U32("touchscreen-min-y", 4),
 196         PROPERTY_ENTRY_U32("touchscreen-size-x", 1892),
 197         PROPERTY_ENTRY_U32("touchscreen-size-y", 1276),
 198         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 199         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 200         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hibook.fw"),
 201         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 202         PROPERTY_ENTRY_BOOL("silead,home-button"),
 203         { }
 204 };
 205
 206 static const struct ts_dmi_data chuwi_hibook_data = {
 207         .embedded_fw = {
 208                 .name   = "silead/gsl1680-chuwi-hibook.fw",
 209                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 210                 .length = 40392,
 211                 .sha256 = { 0xf7, 0xc0, 0xe8, 0x5a, 0x6c, 0xf2, 0xeb, 0x8d,
 212                             0x12, 0xc4, 0x45, 0xbf, 0x55, 0x13, 0x4c, 0x1a,
 213                             0x13, 0x04, 0x31, 0x08, 0x65, 0x73, 0xf7, 0xa8,
 214                             0x1b, 0x7d, 0x59, 0xc9, 0xe6, 0x97, 0xf7, 0x38 },
 215         },
 216         .acpi_name      = "MSSL0017:00",
 217         .properties     = chuwi_hibook_props,
 218 };
 219
 220 static const struct property_entry chuwi_vi8_props[] = {
 221         PROPERTY_ENTRY_U32("touchscreen-min-x", 4),
 222         PROPERTY_ENTRY_U32("touchscreen-min-y", 6),
 223         PROPERTY_ENTRY_U32("touchscreen-size-x", 1724),
 224         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 225         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 226         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-chuwi-vi8.fw"),
 227         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 228         PROPERTY_ENTRY_BOOL("silead,home-button"),
 229         { }
 230 };
 231
 232 static const struct ts_dmi_data chuwi_vi8_data = {
 233         .acpi_name      = "MSSL1680:00",
 234         .properties     = chuwi_vi8_props,
 235 };
 236
 237 static const struct ts_dmi_data chuwi_vi8_plus_data = {
 238         .embedded_fw = {
 239                 .name   = "chipone/icn8505-HAMP0002.fw",
 240                 .prefix = { 0xb0, 0x07, 0x00, 0x00, 0xe4, 0x07, 0x00, 0x00 },
 241                 .length = 35012,
 242                 .sha256 = { 0x93, 0xe5, 0x49, 0xe0, 0xb6, 0xa2, 0xb4, 0xb3,
 243                             0x88, 0x96, 0x34, 0x97, 0x5e, 0xa8, 0x13, 0x78,
 244                             0x72, 0x98, 0xb8, 0x29, 0xeb, 0x5c, 0xa7, 0xf1,
 245                             0x25, 0x13, 0x43, 0xf4, 0x30, 0x7c, 0xfc, 0x7c },
 246         },
 247 };
 248
 249 static const struct property_entry chuwi_vi10_props[] = {
 250         PROPERTY_ENTRY_U32("touchscreen-min-x", 0),
 251         PROPERTY_ENTRY_U32("touchscreen-min-y", 4),
 252         PROPERTY_ENTRY_U32("touchscreen-size-x", 1858),
 253         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
 254         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-chuwi-vi10.fw"),
 255         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 256         PROPERTY_ENTRY_BOOL("silead,home-button"),
 257         { }
 258 };
 259
 260 static const struct ts_dmi_data chuwi_vi10_data = {
 261         .acpi_name      = "MSSL0002:00",
 262         .properties     = chuwi_vi10_props,
 263 };
 264
 265 static const struct property_entry chuwi_surbook_mini_props[] = {
 266         PROPERTY_ENTRY_U32("touchscreen-min-x", 88),
 267         PROPERTY_ENTRY_U32("touchscreen-min-y", 13),
 268         PROPERTY_ENTRY_U32("touchscreen-size-x", 2040),
 269         PROPERTY_ENTRY_U32("touchscreen-size-y", 1524),
 270         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-surbook-mini.fw"),
 271         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 272         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 273         { }
 274 };
 275
 276 static const struct ts_dmi_data chuwi_surbook_mini_data = {
 277         .acpi_name      = "MSSL1680:00",
 278         .properties     = chuwi_surbook_mini_props,
 279 };
 280
 281 static const struct property_entry connect_tablet9_props[] = {
 282         PROPERTY_ENTRY_U32("touchscreen-min-x", 9),
 283         PROPERTY_ENTRY_U32("touchscreen-min-y", 10),
 284         PROPERTY_ENTRY_U32("touchscreen-size-x", 1664),
 285         PROPERTY_ENTRY_U32("touchscreen-size-y", 880),
 286         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 287         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 288         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-connect-tablet9.fw"),
 289         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 290         { }
 291 };
 292
 293 static const struct ts_dmi_data connect_tablet9_data = {
 294         .acpi_name      = "MSSL1680:00",
 295         .properties     = connect_tablet9_props,
 296 };
 297
 298 static const struct property_entry csl_panther_tab_hd_props[] = {
 299         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 300         PROPERTY_ENTRY_U32("touchscreen-min-y", 20),
 301         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 302         PROPERTY_ENTRY_U32("touchscreen-size-y", 1526),
 303         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 304         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 305         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-csl-panther-tab-hd.fw"),
 306         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 307         { }
 308 };
 309
 310 static const struct ts_dmi_data csl_panther_tab_hd_data = {
 311         .acpi_name      = "MSSL1680:00",
 312         .properties     = csl_panther_tab_hd_props,
 313 };
 314
 315 static const struct property_entry cube_iwork8_air_props[] = {
 316         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 317         PROPERTY_ENTRY_U32("touchscreen-min-y", 3),
 318         PROPERTY_ENTRY_U32("touchscreen-size-x", 1664),
 319         PROPERTY_ENTRY_U32("touchscreen-size-y", 896),
 320         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 321         PROPERTY_ENTRY_STRING("firmware-name", "gsl3670-cube-iwork8-air.fw"),
 322         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 323         { }
 324 };
 325
 326 static const struct ts_dmi_data cube_iwork8_air_data = {
 327         .embedded_fw = {
 328                 .name   = "silead/gsl3670-cube-iwork8-air.fw",
 329                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 330                 .length = 38808,
 331                 .sha256 = { 0xff, 0x62, 0x2d, 0xd1, 0x8a, 0x78, 0x04, 0x7b,
 332                             0x33, 0x06, 0xb0, 0x4f, 0x7f, 0x02, 0x08, 0x9c,
 333                             0x96, 0xd4, 0x9f, 0x04, 0xe1, 0x47, 0x25, 0x25,
 334                             0x60, 0x77, 0x41, 0x33, 0xeb, 0x12, 0x82, 0xfc },
 335         },
 336         .acpi_name      = "MSSL1680:00",
 337         .properties     = cube_iwork8_air_props,
 338 };
 339
 340 static const struct property_entry cube_knote_i1101_props[] = {
 341         PROPERTY_ENTRY_U32("touchscreen-min-x", 20),
 342         PROPERTY_ENTRY_U32("touchscreen-min-y",  22),
 343         PROPERTY_ENTRY_U32("touchscreen-size-x", 1961),
 344         PROPERTY_ENTRY_U32("touchscreen-size-y", 1513),
 345         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-cube-knote-i1101.fw"),
 346         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 347         PROPERTY_ENTRY_BOOL("silead,home-button"),
 348         { }
 349 };
 350
 351 static const struct ts_dmi_data cube_knote_i1101_data = {
 352         .acpi_name      = "MSSL1680:00",
 353         .properties     = cube_knote_i1101_props,
 354 };
 355
 356 static const struct property_entry dexp_ursus_7w_props[] = {
 357         PROPERTY_ENTRY_U32("touchscreen-size-x", 890),
 358         PROPERTY_ENTRY_U32("touchscreen-size-y", 630),
 359         PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-dexp-ursus-7w.fw"),
 360         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 361         PROPERTY_ENTRY_BOOL("silead,home-button"),
 362         { }
 363 };
 364
 365 static const struct ts_dmi_data dexp_ursus_7w_data = {
 366         .acpi_name      = "MSSL1680:00",
 367         .properties     = dexp_ursus_7w_props,
 368 };
 369
 370 static const struct property_entry dexp_ursus_kx210i_props[] = {
 371         PROPERTY_ENTRY_U32("touchscreen-min-x", 5),
 372         PROPERTY_ENTRY_U32("touchscreen-min-y",  2),
 373         PROPERTY_ENTRY_U32("touchscreen-size-x", 1720),
 374         PROPERTY_ENTRY_U32("touchscreen-size-y", 1137),
 375         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-dexp-ursus-kx210i.fw"),
 376         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 377         PROPERTY_ENTRY_BOOL("silead,home-button"),
 378         { }
 379 };
 380
 381 static const struct ts_dmi_data dexp_ursus_kx210i_data = {
 382         .acpi_name      = "MSSL1680:00",
 383         .properties     = dexp_ursus_kx210i_props,
 384 };
 385
 386 static const struct property_entry digma_citi_e200_props[] = {
 387         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 388         PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
 389         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 390         PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-digma_citi_e200.fw"),
 391         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 392         PROPERTY_ENTRY_BOOL("silead,home-button"),
 393         { }
 394 };
 395
 396 static const struct ts_dmi_data digma_citi_e200_data = {
 397         .acpi_name      = "MSSL1680:00",
 398         .properties     = digma_citi_e200_props,
 399 };
 400
 401 static const struct property_entry estar_beauty_hd_props[] = {
 402         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 403         { }
 404 };
 405
 406 static const struct ts_dmi_data estar_beauty_hd_data = {
 407         .acpi_name      = "GDIX1001:00",
 408         .properties     = estar_beauty_hd_props,
 409 };
 410
 411 /* Generic props + data for upside-down mounted GDIX1001 touchscreens */
 412 static const struct property_entry gdix1001_upside_down_props[] = {
 413         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 414         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 415         { }
 416 };
 417
 418 static const struct ts_dmi_data gdix1001_00_upside_down_data = {
 419         .acpi_name      = "GDIX1001:00",
 420         .properties     = gdix1001_upside_down_props,
 421 };
 422
 423 static const struct ts_dmi_data gdix1001_01_upside_down_data = {
 424         .acpi_name      = "GDIX1001:01",
 425         .properties     = gdix1001_upside_down_props,
 426 };
 427
 428 static const struct ts_dmi_data gdix1002_00_upside_down_data = {
 429         .acpi_name      = "GDIX1002:00",
 430         .properties     = gdix1001_upside_down_props,
 431 };
 432
 433 static const struct property_entry gp_electronic_t701_props[] = {
 434         PROPERTY_ENTRY_U32("touchscreen-size-x", 960),
 435         PROPERTY_ENTRY_U32("touchscreen-size-y", 640),
 436         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 437         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 438         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-gp-electronic-t701.fw"),
 439         { }
 440 };
 441
 442 static const struct ts_dmi_data gp_electronic_t701_data = {
 443         .acpi_name      = "MSSL1680:00",
 444         .properties     = gp_electronic_t701_props,
 445 };
 446
 447 static const struct property_entry irbis_tw90_props[] = {
 448         PROPERTY_ENTRY_U32("touchscreen-size-x", 1720),
 449         PROPERTY_ENTRY_U32("touchscreen-size-y", 1138),
 450         PROPERTY_ENTRY_U32("touchscreen-min-x", 8),
 451         PROPERTY_ENTRY_U32("touchscreen-min-y", 14),
 452         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 453         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 454         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-irbis_tw90.fw"),
 455         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 456         PROPERTY_ENTRY_BOOL("silead,home-button"),
 457         { }
 458 };
 459
 460 static const struct ts_dmi_data irbis_tw90_data = {
 461         .acpi_name      = "MSSL1680:00",
 462         .properties     = irbis_tw90_props,
 463 };
 464
 465 static const struct property_entry irbis_tw118_props[] = {
 466         PROPERTY_ENTRY_U32("touchscreen-min-x", 20),
 467         PROPERTY_ENTRY_U32("touchscreen-min-y", 30),
 468         PROPERTY_ENTRY_U32("touchscreen-size-x", 1960),
 469         PROPERTY_ENTRY_U32("touchscreen-size-y", 1510),
 470         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-irbis-tw118.fw"),
 471         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 472         { }
 473 };
 474
 475 static const struct ts_dmi_data irbis_tw118_data = {
 476         .acpi_name      = "MSSL1680:00",
 477         .properties     = irbis_tw118_props,
 478 };
 479
 480 static const struct property_entry itworks_tw891_props[] = {
 481         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 482         PROPERTY_ENTRY_U32("touchscreen-min-y", 5),
 483         PROPERTY_ENTRY_U32("touchscreen-size-x", 1600),
 484         PROPERTY_ENTRY_U32("touchscreen-size-y", 896),
 485         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 486         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 487         PROPERTY_ENTRY_STRING("firmware-name", "gsl3670-itworks-tw891.fw"),
 488         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 489         { }
 490 };
 491
 492 static const struct ts_dmi_data itworks_tw891_data = {
 493         .acpi_name      = "MSSL1680:00",
 494         .properties     = itworks_tw891_props,
 495 };
 496
 497 static const struct property_entry jumper_ezpad_6_pro_props[] = {
 498         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 499         PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
 500         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-jumper-ezpad-6-pro.fw"),
 501         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 502         PROPERTY_ENTRY_BOOL("silead,home-button"),
 503         { }
 504 };
 505
 506 static const struct ts_dmi_data jumper_ezpad_6_pro_data = {
 507         .acpi_name      = "MSSL1680:00",
 508         .properties     = jumper_ezpad_6_pro_props,
 509 };
 510
 511 static const struct property_entry jumper_ezpad_6_pro_b_props[] = {
 512         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 513         PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
 514         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-jumper-ezpad-6-pro-b.fw"),
 515         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 516         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 517         PROPERTY_ENTRY_BOOL("silead,home-button"),
 518         { }
 519 };
 520
 521 static const struct ts_dmi_data jumper_ezpad_6_pro_b_data = {
 522         .acpi_name      = "MSSL1680:00",
 523         .properties     = jumper_ezpad_6_pro_b_props,
 524 };
 525
 526 static const struct property_entry jumper_ezpad_6_m4_props[] = {
 527         PROPERTY_ENTRY_U32("touchscreen-min-x", 35),
 528         PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
 529         PROPERTY_ENTRY_U32("touchscreen-size-x", 1950),
 530         PROPERTY_ENTRY_U32("touchscreen-size-y", 1525),
 531         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-jumper-ezpad-6-m4.fw"),
 532         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 533         PROPERTY_ENTRY_BOOL("silead,home-button"),
 534         { }
 535 };
 536
 537 static const struct ts_dmi_data jumper_ezpad_6_m4_data = {
 538         .acpi_name      = "MSSL1680:00",
 539         .properties     = jumper_ezpad_6_m4_props,
 540 };
 541
 542 static const struct property_entry jumper_ezpad_7_props[] = {
 543         PROPERTY_ENTRY_U32("touchscreen-min-x", 4),
 544         PROPERTY_ENTRY_U32("touchscreen-min-y", 10),
 545         PROPERTY_ENTRY_U32("touchscreen-size-x", 2044),
 546         PROPERTY_ENTRY_U32("touchscreen-size-y", 1526),
 547         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 548         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-jumper-ezpad-7.fw"),
 549         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 550         PROPERTY_ENTRY_BOOL("silead,stuck-controller-bug"),
 551         { }
 552 };
 553
 554 static const struct ts_dmi_data jumper_ezpad_7_data = {
 555         .acpi_name      = "MSSL1680:00",
 556         .properties     = jumper_ezpad_7_props,
 557 };
 558
 559 static const struct property_entry jumper_ezpad_mini3_props[] = {
 560         PROPERTY_ENTRY_U32("touchscreen-min-x", 23),
 561         PROPERTY_ENTRY_U32("touchscreen-min-y", 16),
 562         PROPERTY_ENTRY_U32("touchscreen-size-x", 1700),
 563         PROPERTY_ENTRY_U32("touchscreen-size-y", 1138),
 564         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 565         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-jumper-ezpad-mini3.fw"),
 566         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 567         { }
 568 };
 569
 570 static const struct ts_dmi_data jumper_ezpad_mini3_data = {
 571         .acpi_name      = "MSSL1680:00",
 572         .properties     = jumper_ezpad_mini3_props,
 573 };
 574
 575 static const struct property_entry mpman_converter9_props[] = {
 576         PROPERTY_ENTRY_U32("touchscreen-min-x", 8),
 577         PROPERTY_ENTRY_U32("touchscreen-min-y", 8),
 578         PROPERTY_ENTRY_U32("touchscreen-size-x", 1664),
 579         PROPERTY_ENTRY_U32("touchscreen-size-y", 880),
 580         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 581         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 582         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-mpman-converter9.fw"),
 583         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 584         { }
 585 };
 586
 587 static const struct ts_dmi_data mpman_converter9_data = {
 588         .acpi_name      = "MSSL1680:00",
 589         .properties     = mpman_converter9_props,
 590 };
 591
 592 static const struct property_entry mpman_mpwin895cl_props[] = {
 593         PROPERTY_ENTRY_U32("touchscreen-min-x", 3),
 594         PROPERTY_ENTRY_U32("touchscreen-min-y", 9),
 595         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
 596         PROPERTY_ENTRY_U32("touchscreen-size-y", 1150),
 597         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 598         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-mpman-mpwin895cl.fw"),
 599         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 600         PROPERTY_ENTRY_BOOL("silead,home-button"),
 601         { }
 602 };
 603
 604 static const struct ts_dmi_data mpman_mpwin895cl_data = {
 605         .acpi_name      = "MSSL1680:00",
 606         .properties     = mpman_mpwin895cl_props,
 607 };
 608
 609 static const struct property_entry myria_my8307_props[] = {
 610         PROPERTY_ENTRY_U32("touchscreen-size-x", 1720),
 611         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 612         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 613         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 614         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 615         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-myria-my8307.fw"),
 616         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 617         PROPERTY_ENTRY_BOOL("silead,home-button"),
 618         { }
 619 };
 620
 621 static const struct ts_dmi_data myria_my8307_data = {
 622         .acpi_name      = "MSSL1680:00",
 623         .properties     = myria_my8307_props,
 624 };
 625
 626 static const struct property_entry onda_obook_20_plus_props[] = {
 627         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
 628         PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
 629         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 630         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 631         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 632         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-onda-obook-20-plus.fw"),
 633         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 634         PROPERTY_ENTRY_BOOL("silead,home-button"),
 635         { }
 636 };
 637
 638 static const struct ts_dmi_data onda_obook_20_plus_data = {
 639         .acpi_name      = "MSSL1680:00",
 640         .properties     = onda_obook_20_plus_props,
 641 };
 642
 643 static const struct property_entry onda_v80_plus_v3_props[] = {
 644         PROPERTY_ENTRY_U32("touchscreen-min-x", 22),
 645         PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
 646         PROPERTY_ENTRY_U32("touchscreen-size-x", 1698),
 647         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 648         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 649         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-onda-v80-plus-v3.fw"),
 650         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 651         PROPERTY_ENTRY_BOOL("silead,home-button"),
 652         { }
 653 };
 654
 655 static const struct ts_dmi_data onda_v80_plus_v3_data = {
 656         .embedded_fw = {
 657                 .name   = "silead/gsl3676-onda-v80-plus-v3.fw",
 658                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 659                 .length = 37224,
 660                 .sha256 = { 0x8f, 0xbd, 0x8f, 0x0c, 0x6b, 0xba, 0x5b, 0xf5,
 661                             0xa3, 0xc7, 0xa3, 0xc0, 0x4f, 0xcd, 0xdf, 0x32,
 662                             0xcc, 0xe4, 0x70, 0xd6, 0x46, 0x9c, 0xd7, 0xa7,
 663                             0x4b, 0x82, 0x3f, 0xab, 0xc7, 0x90, 0xea, 0x23 },
 664         },
 665         .acpi_name      = "MSSL1680:00",
 666         .properties     = onda_v80_plus_v3_props,
 667 };
 668
 669 static const struct property_entry onda_v820w_32g_props[] = {
 670         PROPERTY_ENTRY_U32("touchscreen-size-x", 1665),
 671         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 672         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 673         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-onda-v820w-32g.fw"),
 674         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 675         PROPERTY_ENTRY_BOOL("silead,home-button"),
 676         { }
 677 };
 678
 679 static const struct ts_dmi_data onda_v820w_32g_data = {
 680         .acpi_name      = "MSSL1680:00",
 681         .properties     = onda_v820w_32g_props,
 682 };
 683
 684 static const struct property_entry onda_v891_v5_props[] = {
 685         PROPERTY_ENTRY_U32("touchscreen-size-x", 1715),
 686         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 687         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 688         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 689         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 690         PROPERTY_ENTRY_STRING("firmware-name",
 691                               "gsl3676-onda-v891-v5.fw"),
 692         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 693         PROPERTY_ENTRY_BOOL("silead,home-button"),
 694         { }
 695 };
 696
 697 static const struct ts_dmi_data onda_v891_v5_data = {
 698         .acpi_name      = "MSSL1680:00",
 699         .properties     = onda_v891_v5_props,
 700 };
 701
 702 static const struct property_entry onda_v891w_v1_props[] = {
 703         PROPERTY_ENTRY_U32("touchscreen-min-x", 46),
 704         PROPERTY_ENTRY_U32("touchscreen-min-y",  8),
 705         PROPERTY_ENTRY_U32("touchscreen-size-x", 1676),
 706         PROPERTY_ENTRY_U32("touchscreen-size-y", 1130),
 707         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-onda-v891w-v1.fw"),
 708         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 709         PROPERTY_ENTRY_BOOL("silead,home-button"),
 710         { }
 711 };
 712
 713 static const struct ts_dmi_data onda_v891w_v1_data = {
 714         .acpi_name      = "MSSL1680:00",
 715         .properties     = onda_v891w_v1_props,
 716 };
 717
 718 static const struct property_entry onda_v891w_v3_props[] = {
 719         PROPERTY_ENTRY_U32("touchscreen-min-x", 35),
 720         PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
 721         PROPERTY_ENTRY_U32("touchscreen-size-x", 1625),
 722         PROPERTY_ENTRY_U32("touchscreen-size-y", 1135),
 723         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 724         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-onda-v891w-v3.fw"),
 725         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 726         PROPERTY_ENTRY_BOOL("silead,home-button"),
 727         { }
 728 };
 729
 730 static const struct ts_dmi_data onda_v891w_v3_data = {
 731         .acpi_name      = "MSSL1680:00",
 732         .properties     = onda_v891w_v3_props,
 733 };
 734
 735 static const struct property_entry pipo_w2s_props[] = {
 736         PROPERTY_ENTRY_U32("touchscreen-size-x", 1660),
 737         PROPERTY_ENTRY_U32("touchscreen-size-y", 880),
 738         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 739         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 740         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-pipo-w2s.fw"),
 741         { }
 742 };
 743
 744 static const struct ts_dmi_data pipo_w2s_data = {
 745         .embedded_fw = {
 746                 .name   = "silead/gsl1680-pipo-w2s.fw",
 747                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 748                 .length = 39072,
 749                 .sha256 = { 0xd0, 0x58, 0xc4, 0x7d, 0x55, 0x2d, 0x62, 0x18,
 750                             0xd1, 0x6a, 0x71, 0x73, 0x0b, 0x3f, 0xbe, 0x60,
 751                             0xbb, 0x45, 0x8c, 0x52, 0x27, 0xb7, 0x18, 0xf4,
 752                             0x31, 0x00, 0x6a, 0x49, 0x76, 0xd8, 0x7c, 0xd3 },
 753         },
 754         .acpi_name      = "MSSL1680:00",
 755         .properties     = pipo_w2s_props,
 756 };
 757
 758 static const struct property_entry pipo_w11_props[] = {
 759         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 760         PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
 761         PROPERTY_ENTRY_U32("touchscreen-size-x", 1984),
 762         PROPERTY_ENTRY_U32("touchscreen-size-y", 1532),
 763         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-pipo-w11.fw"),
 764         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 765         PROPERTY_ENTRY_BOOL("silead,home-button"),
 766         { }
 767 };
 768
 769 static const struct ts_dmi_data pipo_w11_data = {
 770         .acpi_name      = "MSSL1680:00",
 771         .properties     = pipo_w11_props,
 772 };
 773
 774 static const struct property_entry positivo_c4128b_props[] = {
 775         PROPERTY_ENTRY_U32("touchscreen-min-x", 4),
 776         PROPERTY_ENTRY_U32("touchscreen-min-y", 13),
 777         PROPERTY_ENTRY_U32("touchscreen-size-x", 1915),
 778         PROPERTY_ENTRY_U32("touchscreen-size-y", 1269),
 779         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-positivo-c4128b.fw"),
 780         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 781         { }
 782 };
 783
 784 static const struct ts_dmi_data positivo_c4128b_data = {
 785         .acpi_name      = "MSSL1680:00",
 786         .properties     = positivo_c4128b_props,
 787 };
 788
 789 static const struct property_entry pov_mobii_wintab_p800w_v20_props[] = {
 790         PROPERTY_ENTRY_U32("touchscreen-min-x", 32),
 791         PROPERTY_ENTRY_U32("touchscreen-min-y", 16),
 792         PROPERTY_ENTRY_U32("touchscreen-size-x", 1692),
 793         PROPERTY_ENTRY_U32("touchscreen-size-y", 1146),
 794         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 795         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-pov-mobii-wintab-p800w-v20.fw"),
 796         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 797         PROPERTY_ENTRY_BOOL("silead,home-button"),
 798         { }
 799 };
 800
 801 static const struct ts_dmi_data pov_mobii_wintab_p800w_v20_data = {
 802         .acpi_name      = "MSSL1680:00",
 803         .properties     = pov_mobii_wintab_p800w_v20_props,
 804 };
 805
 806 static const struct property_entry pov_mobii_wintab_p800w_v21_props[] = {
 807         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 808         PROPERTY_ENTRY_U32("touchscreen-min-y", 8),
 809         PROPERTY_ENTRY_U32("touchscreen-size-x", 1794),
 810         PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
 811         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 812         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-pov-mobii-wintab-p800w.fw"),
 813         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 814         PROPERTY_ENTRY_BOOL("silead,home-button"),
 815         { }
 816 };
 817
 818 static const struct ts_dmi_data pov_mobii_wintab_p800w_v21_data = {
 819         .acpi_name      = "MSSL1680:00",
 820         .properties     = pov_mobii_wintab_p800w_v21_props,
 821 };
 822
 823 static const struct property_entry pov_mobii_wintab_p1006w_v10_props[] = {
 824         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 825         PROPERTY_ENTRY_U32("touchscreen-min-y", 3),
 826         PROPERTY_ENTRY_U32("touchscreen-size-x", 1984),
 827         PROPERTY_ENTRY_U32("touchscreen-size-y", 1520),
 828         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 829         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-pov-mobii-wintab-p1006w-v10.fw"),
 830         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 831         PROPERTY_ENTRY_BOOL("silead,home-button"),
 832         { }
 833 };
 834
 835 static const struct ts_dmi_data pov_mobii_wintab_p1006w_v10_data = {
 836         .acpi_name      = "MSSL1680:00",
 837         .properties     = pov_mobii_wintab_p1006w_v10_props,
 838 };
 839
 840 static const struct property_entry predia_basic_props[] = {
 841         PROPERTY_ENTRY_U32("touchscreen-min-x", 3),
 842         PROPERTY_ENTRY_U32("touchscreen-min-y", 10),
 843         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
 844         PROPERTY_ENTRY_U32("touchscreen-size-y", 1144),
 845         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 846         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-predia-basic.fw"),
 847         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 848         PROPERTY_ENTRY_BOOL("silead,home-button"),
 849         { }
 850 };
 851
 852 static const struct ts_dmi_data predia_basic_data = {
 853         .acpi_name      = "MSSL1680:00",
 854         .properties     = predia_basic_props,
 855 };
 856
 857 static const struct property_entry rca_cambio_w101_v2_props[] = {
 858         PROPERTY_ENTRY_U32("touchscreen-min-x", 4),
 859         PROPERTY_ENTRY_U32("touchscreen-min-y", 20),
 860         PROPERTY_ENTRY_U32("touchscreen-size-x", 1644),
 861         PROPERTY_ENTRY_U32("touchscreen-size-y", 874),
 862         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 863         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-rca-cambio-w101-v2.fw"),
 864         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 865         { }
 866 };
 867
 868 static const struct ts_dmi_data rca_cambio_w101_v2_data = {
 869         .acpi_name = "MSSL1680:00",
 870         .properties = rca_cambio_w101_v2_props,
 871 };
 872
 873 static const struct property_entry rwc_nanote_p8_props[] = {
 874         PROPERTY_ENTRY_U32("touchscreen-min-y", 46),
 875         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
 876         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 877         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 878         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-rwc-nanote-p8.fw"),
 879         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 880         { }
 881 };
 882
 883 static const struct ts_dmi_data rwc_nanote_p8_data = {
 884         .acpi_name = "MSSL1680:00",
 885         .properties = rwc_nanote_p8_props,
 886 };
 887
 888 static const struct property_entry schneider_sct101ctm_props[] = {
 889         PROPERTY_ENTRY_U32("touchscreen-size-x", 1715),
 890         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 891         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 892         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 893         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 894         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-schneider-sct101ctm.fw"),
 895         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 896         PROPERTY_ENTRY_BOOL("silead,home-button"),
 897         { }
 898 };
 899
 900 static const struct ts_dmi_data schneider_sct101ctm_data = {
 901         .acpi_name      = "MSSL1680:00",
 902         .properties     = schneider_sct101ctm_props,
 903 };
 904
 905 static const struct property_entry techbite_arc_11_6_props[] = {
 906         PROPERTY_ENTRY_U32("touchscreen-min-x", 5),
 907         PROPERTY_ENTRY_U32("touchscreen-min-y", 7),
 908         PROPERTY_ENTRY_U32("touchscreen-size-x", 1981),
 909         PROPERTY_ENTRY_U32("touchscreen-size-y", 1270),
 910         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 911         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-techbite-arc-11-6.fw"),
 912         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 913         { }
 914 };
 915
 916 static const struct ts_dmi_data techbite_arc_11_6_data = {
 917         .acpi_name      = "MSSL1680:00",
 918         .properties     = techbite_arc_11_6_props,
 919 };
 920
 921 static const struct property_entry teclast_tbook11_props[] = {
 922         PROPERTY_ENTRY_U32("touchscreen-min-x", 8),
 923         PROPERTY_ENTRY_U32("touchscreen-min-y", 14),
 924         PROPERTY_ENTRY_U32("touchscreen-size-x", 1916),
 925         PROPERTY_ENTRY_U32("touchscreen-size-y", 1264),
 926         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 927         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-teclast-tbook11.fw"),
 928         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 929         PROPERTY_ENTRY_BOOL("silead,home-button"),
 930         { }
 931 };
 932
 933 static const struct ts_dmi_data teclast_tbook11_data = {
 934         .embedded_fw = {
 935                 .name   = "silead/gsl3692-teclast-tbook11.fw",
 936                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 937                 .length = 43560,
 938                 .sha256 = { 0x9d, 0xb0, 0x3d, 0xf1, 0x00, 0x3c, 0xb5, 0x25,
 939                             0x62, 0x8a, 0xa0, 0x93, 0x4b, 0xe0, 0x4e, 0x75,
 940                             0xd1, 0x27, 0xb1, 0x65, 0x3c, 0xba, 0xa5, 0x0f,
 941                             0xcd, 0xb4, 0xbe, 0x00, 0xbb, 0xf6, 0x43, 0x29 },
 942         },
 943         .acpi_name      = "MSSL1680:00",
 944         .properties     = teclast_tbook11_props,
 945 };
 946
 947 static const struct property_entry teclast_x3_plus_props[] = {
 948         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 949         PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
 950         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-teclast-x3-plus.fw"),
 951         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 952         PROPERTY_ENTRY_BOOL("silead,home-button"),
 953         { }
 954 };
 955
 956 static const struct ts_dmi_data teclast_x3_plus_data = {
 957         .acpi_name      = "MSSL1680:00",
 958         .properties     = teclast_x3_plus_props,
 959 };
 960
 961 static const struct property_entry teclast_x98plus2_props[] = {
 962         PROPERTY_ENTRY_U32("touchscreen-size-x", 2048),
 963         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
 964         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 965         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 966         PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-teclast_x98plus2.fw"),
 967         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 968         { }
 969 };
 970
 971 static const struct ts_dmi_data teclast_x98plus2_data = {
 972         .acpi_name      = "MSSL1680:00",
 973         .properties     = teclast_x98plus2_props,
 974 };
 975
 976 static const struct property_entry trekstor_primebook_c11_props[] = {
 977         PROPERTY_ENTRY_U32("touchscreen-size-x", 1970),
 978         PROPERTY_ENTRY_U32("touchscreen-size-y", 1530),
 979         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 980         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-trekstor-primebook-c11.fw"),
 981         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 982         PROPERTY_ENTRY_BOOL("silead,home-button"),
 983         { }
 984 };
 985
 986 static const struct ts_dmi_data trekstor_primebook_c11_data = {
 987         .acpi_name      = "MSSL1680:00",
 988         .properties     = trekstor_primebook_c11_props,
 989 };
 990
 991 static const struct property_entry trekstor_primebook_c13_props[] = {
 992         PROPERTY_ENTRY_U32("touchscreen-size-x", 2624),
 993         PROPERTY_ENTRY_U32("touchscreen-size-y", 1920),
 994         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-trekstor-primebook-c13.fw"),
 995         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
 996         PROPERTY_ENTRY_BOOL("silead,home-button"),
 997         { }
 998 };
 999
1000 static const struct ts_dmi_data trekstor_primebook_c13_data = {
1001         .acpi_name      = "MSSL1680:00",
1002         .properties     = trekstor_primebook_c13_props,
1003 };
1004
1005 static const struct property_entry trekstor_primetab_t13b_props[] = {
1006         PROPERTY_ENTRY_U32("touchscreen-size-x", 2500),
1007         PROPERTY_ENTRY_U32("touchscreen-size-y", 1900),
1008         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-trekstor-primetab-t13b.fw"),
1009         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
1010         PROPERTY_ENTRY_BOOL("silead,home-button"),
1011         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
1012         { }
1013 };
1014
1015 static const struct ts_dmi_data trekstor_primetab_t13b_data = {
1016         .acpi_name  = "MSSL1680:00",
1017         .properties = trekstor_primetab_t13b_props,
1018 };
1019
1020 static const struct property_entry trekstor_surftab_duo_w1_props[] = {
1021         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
1022         { }
1023 };
1024
1025 static const struct ts_dmi_data trekstor_surftab_duo_w1_data = {
1026         .acpi_name      = "GDIX1001:00",
1027         .properties     = trekstor_surftab_duo_w1_props,
1028 };
1029
1030 static const struct property_entry trekstor_surftab_twin_10_1_props[] = {
1031         PROPERTY_ENTRY_U32("touchscreen-min-x", 20),
1032         PROPERTY_ENTRY_U32("touchscreen-min-y", 0),
1033         PROPERTY_ENTRY_U32("touchscreen-size-x", 1890),
1034         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
1035         PROPERTY_ENTRY_U32("touchscreen-inverted-y", 1),
1036         PROPERTY_ENTRY_STRING("firmware-name", "gsl3670-surftab-twin-10-1-st10432-8.fw"),
1037         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
1038         PROPERTY_ENTRY_BOOL("silead,home-button"),
1039         { }
1040 };
1041
1042 static const struct ts_dmi_data trekstor_surftab_twin_10_1_data = {
1043         .acpi_name      = "MSSL1680:00",
1044         .properties     = trekstor_surftab_twin_10_1_props,
1045 };
1046
1047 static const struct property_entry trekstor_surftab_wintron70_props[] = {
1048         PROPERTY_ENTRY_U32("touchscreen-min-x", 12),
1049         PROPERTY_ENTRY_U32("touchscreen-min-y", 8),
1050         PROPERTY_ENTRY_U32("touchscreen-size-x", 884),
1051         PROPERTY_ENTRY_U32("touchscreen-size-y", 632),
1052         PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-surftab-wintron70-st70416-6.fw"),
1053         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
1054         PROPERTY_ENTRY_BOOL("silead,home-button"),
1055         { }
1056 };
1057
1058 static const struct ts_dmi_data trekstor_surftab_wintron70_data = {
1059         .acpi_name      = "MSSL1680:00",
1060         .properties     = trekstor_surftab_wintron70_props,
1061 };
1062
1063 static const struct property_entry viglen_connect_10_props[] = {
1064         PROPERTY_ENTRY_U32("touchscreen-size-x", 1890),
1065         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
1066         PROPERTY_ENTRY_U32("touchscreen-fuzz-x", 6),
1067         PROPERTY_ENTRY_U32("touchscreen-fuzz-y", 6),
1068         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
1069         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-viglen-connect-10.fw"),
1070         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
1071         PROPERTY_ENTRY_BOOL("silead,home-button"),
1072         { }
1073 };
1074
1075 static const struct ts_dmi_data viglen_connect_10_data = {
1076         .acpi_name      = "MSSL1680:00",
1077         .properties     = viglen_connect_10_props,
1078 };
1079
1080 static const struct property_entry vinga_twizzle_j116_props[] = {
1081         PROPERTY_ENTRY_U32("touchscreen-size-x", 1920),
1082         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
1083         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-vinga-twizzle_j116.fw"),
1084         PROPERTY_ENTRY_U32("silead,max-fingers", 10),
1085         PROPERTY_ENTRY_BOOL("silead,home-button"),
1086         { }
1087 };
1088
1089 static const struct ts_dmi_data vinga_twizzle_j116_data = {
1090         .acpi_name      = "MSSL1680:00",
1091         .properties     = vinga_twizzle_j116_props,
1092 };
1093
1094 /* NOTE: Please keep this table sorted alphabetically */
1095 const struct dmi_system_id touchscreen_dmi_table[] = {
1096         {
1097                 /* Archos 101 Cesium Educ */
1098                 .driver_data = (void *)&archos_101_cesium_educ_data,
1099                 .matches = {
1100                         DMI_MATCH(DMI_PRODUCT_NAME, "ARCHOS 101 Cesium Educ"),
1101                 },
1102         },
1103         {
1104                 /* Bush Windows tablet */
1105                 .driver_data = (void *)&bush_bush_windows_tablet_data,
1106                 .matches = {
1107                         DMI_MATCH(DMI_PRODUCT_NAME, "Bush Windows tablet"),
1108                 },
1109         },
1110         {
1111                 /* Chuwi Hi8 */
1112                 .driver_data = (void *)&chuwi_hi8_data,
1113                 .matches = {
1114                         DMI_MATCH(DMI_SYS_VENDOR, "ilife"),
1115                         DMI_MATCH(DMI_PRODUCT_NAME, "S806"),
1116                 },
1117         },
1118         {
1119                 /* Chuwi Hi8 (H1D_S806_206) */
1120                 .driver_data = (void *)&chuwi_hi8_data,
1121                 .matches = {
1122                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1123                         DMI_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
1124                         DMI_MATCH(DMI_BIOS_VERSION, "H1D_S806_206"),
1125                 },
1126         },
1127         {
1128                 /* Chuwi Hi8 Air (CWI543) */
1129                 .driver_data = (void *)&chuwi_hi8_air_data,
1130                 .matches = {
1131                         DMI_MATCH(DMI_BOARD_VENDOR, "Default string"),
1132                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1133                         DMI_MATCH(DMI_PRODUCT_NAME, "Hi8 Air"),
1134                 },
1135         },
1136         {
1137                 /* Chuwi Hi8 Pro (CWI513) */
1138                 .driver_data = (void *)&chuwi_hi8_pro_data,
1139                 .matches = {
1140                         DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"),
1141                         DMI_MATCH(DMI_PRODUCT_NAME, "X1D3_C806N"),
1142                 },
1143         },
1144         {
1145                 /* Chuwi Hi10 Air */
1146                 .driver_data = (void *)&chuwi_hi10_air_data,
1147                 .matches = {
1148                         DMI_MATCH(DMI_SYS_VENDOR, "CHUWI INNOVATION AND TECHNOLOGY(SHENZHEN)CO.LTD"),
1149                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1150                         DMI_MATCH(DMI_PRODUCT_SKU, "P1W6_C109D_B"),
1151                 },
1152         },
1153         {
1154                 /* Chuwi Hi10 Plus (CWI527) */
1155                 .driver_data = (void *)&chuwi_hi10_plus_data,
1156                 .matches = {
1157                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1158                         DMI_MATCH(DMI_PRODUCT_NAME, "Hi10 plus tablet"),
1159                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1160                 },
1161         },
1162         {
1163                 /* Chuwi Hi10 Pro (CWI529) */
1164                 .driver_data = (void *)&chuwi_hi10_pro_data,
1165                 .matches = {
1166                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1167                         DMI_MATCH(DMI_PRODUCT_NAME, "Hi10 pro tablet"),
1168                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1169                 },
1170         },
1171         {
1172                 /* Chuwi HiBook (CWI514) */
1173                 .driver_data = (void *)&chuwi_hibook_data,
1174                 .matches = {
1175                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1176                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1177                         /* Above matches are too generic, add bios-date match */
1178                         DMI_MATCH(DMI_BIOS_DATE, "05/07/2016"),
1179                 },
1180         },
1181         {
1182                 /* Chuwi Vi8 (CWI501) */
1183                 .driver_data = (void *)&chuwi_vi8_data,
1184                 .matches = {
1185                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1186                         DMI_MATCH(DMI_PRODUCT_NAME, "i86"),
1187                         DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.W86JLBNR01"),
1188                 },
1189         },
1190         {
1191                 /* Chuwi Vi8 (CWI506) */
1192                 .driver_data = (void *)&chuwi_vi8_data,
1193                 .matches = {
1194                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1195                         DMI_MATCH(DMI_PRODUCT_NAME, "i86"),
1196                         DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.D86JLBNR"),
1197                 },
1198         },
1199         {
1200                 /* Chuwi Vi8 Plus (CWI519) */
1201                 .driver_data = (void *)&chuwi_vi8_plus_data,
1202                 .matches = {
1203                         DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"),
1204                         DMI_MATCH(DMI_PRODUCT_NAME, "D2D3_Vi8A1"),
1205                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1206                 },
1207         },
1208         {
1209                 /* Chuwi Vi10 (CWI505) */
1210                 .driver_data = (void *)&chuwi_vi10_data,
1211                 .matches = {
1212                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1213                         DMI_MATCH(DMI_BOARD_NAME, "BYT-PF02"),
1214                         DMI_MATCH(DMI_SYS_VENDOR, "ilife"),
1215                         DMI_MATCH(DMI_PRODUCT_NAME, "S165"),
1216                 },
1217         },
1218         {
1219                 /* Chuwi Surbook Mini (CWI540) */
1220                 .driver_data = (void *)&chuwi_surbook_mini_data,
1221                 .matches = {
1222                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1223                         DMI_MATCH(DMI_PRODUCT_NAME, "C3W6_AP108_4G"),
1224                 },
1225         },
1226         {
1227                 /* Connect Tablet 9 */
1228                 .driver_data = (void *)&connect_tablet9_data,
1229                 .matches = {
1230                         DMI_MATCH(DMI_SYS_VENDOR, "Connect"),
1231                         DMI_MATCH(DMI_PRODUCT_NAME, "Tablet 9"),
1232                 },
1233         },
1234         {
1235                 /* CSL Panther Tab HD */
1236                 .driver_data = (void *)&csl_panther_tab_hd_data,
1237                 .matches = {
1238                         DMI_MATCH(DMI_SYS_VENDOR, "CSL Computer GmbH & Co. KG"),
1239                         DMI_MATCH(DMI_PRODUCT_NAME, "CSL Panther Tab HD"),
1240                 },
1241         },
1242         {
1243                 /* CUBE iwork8 Air */
1244                 .driver_data = (void *)&cube_iwork8_air_data,
1245                 .matches = {
1246                         DMI_MATCH(DMI_SYS_VENDOR, "cube"),
1247                         DMI_MATCH(DMI_PRODUCT_NAME, "i1-TF"),
1248                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1249                 },
1250         },
1251         {
1252                 /* Cube KNote i1101 */
1253                 .driver_data = (void *)&cube_knote_i1101_data,
1254                 .matches = {
1255                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1256                         DMI_MATCH(DMI_BOARD_NAME, "L1W6_I1101"),
1257                         DMI_MATCH(DMI_SYS_VENDOR, "ALLDOCUBE"),
1258                         DMI_MATCH(DMI_PRODUCT_NAME, "i1101"),
1259                 },
1260         },
1261         {
1262                 /* DEXP Ursus 7W */
1263                 .driver_data = (void *)&dexp_ursus_7w_data,
1264                 .matches = {
1265                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1266                         DMI_MATCH(DMI_PRODUCT_NAME, "7W"),
1267                 },
1268         },
1269         {
1270                 /* DEXP Ursus KX210i */
1271                 .driver_data = (void *)&dexp_ursus_kx210i_data,
1272                 .matches = {
1273                         DMI_MATCH(DMI_SYS_VENDOR, "INSYDE Corp."),
1274                         DMI_MATCH(DMI_PRODUCT_NAME, "S107I"),
1275                 },
1276         },
1277         {
1278                 /* Digma Citi E200 */
1279                 .driver_data = (void *)&digma_citi_e200_data,
1280                 .matches = {
1281                         DMI_MATCH(DMI_SYS_VENDOR, "Digma"),
1282                         DMI_MATCH(DMI_PRODUCT_NAME, "CITI E200"),
1283                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1284                 },
1285         },
1286         {
1287                 /* Estar Beauty HD (MID 7316R) */
1288                 .driver_data = (void *)&estar_beauty_hd_data,
1289                 .matches = {
1290                         DMI_MATCH(DMI_SYS_VENDOR, "Estar"),
1291                         DMI_MATCH(DMI_PRODUCT_NAME, "eSTAR BEAUTY HD Intel Quad core"),
1292                 },
1293         },
1294         {
1295                 /* GP-electronic T701 */
1296                 .driver_data = (void *)&gp_electronic_t701_data,
1297                 .matches = {
1298                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1299                         DMI_MATCH(DMI_PRODUCT_NAME, "T701"),
1300                         DMI_MATCH(DMI_BIOS_VERSION, "BYT70A.YNCHENG.WIN.007"),
1301                 },
1302         },
1303         {
1304                 /* I.T.Works TW701 (same hardware as the Trekstor ST70416-6) */
1305                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1306                 .matches = {
1307                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1308                         DMI_MATCH(DMI_PRODUCT_NAME, "i71c"),
1309                         DMI_MATCH(DMI_BIOS_VERSION, "itWORKS.G.WI71C.JGBMRB"),
1310                 },
1311         },
1312         {
1313                 /* Irbis TW90 */
1314                 .driver_data = (void *)&irbis_tw90_data,
1315                 .matches = {
1316                         DMI_MATCH(DMI_SYS_VENDOR, "IRBIS"),
1317                         DMI_MATCH(DMI_PRODUCT_NAME, "TW90"),
1318                 },
1319         },
1320         {
1321                 /* Irbis TW118 */
1322                 .driver_data = (void *)&irbis_tw118_data,
1323                 .matches = {
1324                         DMI_MATCH(DMI_SYS_VENDOR, "IRBIS"),
1325                         DMI_MATCH(DMI_PRODUCT_NAME, "TW118"),
1326                 },
1327         },
1328         {
1329                 /* I.T.Works TW891 */
1330                 .driver_data = (void *)&itworks_tw891_data,
1331                 .matches = {
1332                         DMI_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
1333                         DMI_MATCH(DMI_PRODUCT_NAME, "TW891"),
1334                 },
1335         },
1336         {
1337                 /* Jumper EZpad 6 Pro */
1338                 .driver_data = (void *)&jumper_ezpad_6_pro_data,
1339                 .matches = {
1340                         DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
1341                         DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
1342                         DMI_MATCH(DMI_BIOS_VERSION, "5.12"),
1343                         /* Above matches are too generic, add bios-date match */
1344                         DMI_MATCH(DMI_BIOS_DATE, "08/18/2017"),
1345                 },
1346         },
1347         {
1348                 /* Jumper EZpad 6 Pro B */
1349                 .driver_data = (void *)&jumper_ezpad_6_pro_b_data,
1350                 .matches = {
1351                         DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
1352                         DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
1353                         DMI_MATCH(DMI_BIOS_VERSION, "5.12"),
1354                         /* Above matches are too generic, add bios-date match */
1355                         DMI_MATCH(DMI_BIOS_DATE, "04/24/2018"),
1356                 },
1357         },
1358         {
1359                 /* Jumper EZpad 6 m4 */
1360                 .driver_data = (void *)&jumper_ezpad_6_m4_data,
1361                 .matches = {
1362                         DMI_MATCH(DMI_SYS_VENDOR, "jumper"),
1363                         DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
1364                         /* Jumper8.S106x.A00C.1066 with the version dropped */
1365                         DMI_MATCH(DMI_BIOS_VERSION, "Jumper8.S106x"),
1366                 },
1367         },
1368         {
1369                 /* Jumper EZpad 7 */
1370                 .driver_data = (void *)&jumper_ezpad_7_data,
1371                 .matches = {
1372                         DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
1373                         DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
1374                         /* Jumper12x.WJ2012.bsBKRCP05 with the version dropped */
1375                         DMI_MATCH(DMI_BIOS_VERSION, "Jumper12x.WJ2012.bsBKRCP"),
1376                 },
1377         },
1378         {
1379                 /* Jumper EZpad mini3 */
1380                 .driver_data = (void *)&jumper_ezpad_mini3_data,
1381                 .matches = {
1382                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1383                         /* jumperx.T87.KFBNEEA02 with the version-nr dropped */
1384                         DMI_MATCH(DMI_BIOS_VERSION, "jumperx.T87.KFBNEEA"),
1385                 },
1386         },
1387         {
1388                 /* Juno Tablet */
1389                 .driver_data = (void *)&gdix1002_00_upside_down_data,
1390                 .matches = {
1391                         DMI_MATCH(DMI_SYS_VENDOR, "Default string"),
1392                         /* Both product- and board-name being "Default string" is somewhat rare */
1393                         DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
1394                         DMI_MATCH(DMI_BOARD_NAME, "Default string"),
1395                         /* Above matches are too generic, add partial bios-version match */
1396                         DMI_MATCH(DMI_BIOS_VERSION, "JP2V1."),
1397                 },
1398         },
1399         {
1400                 /* Mediacom WinPad 7.0 W700 (same hw as Wintron surftab 7") */
1401                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1402                 .matches = {
1403                         DMI_MATCH(DMI_SYS_VENDOR, "MEDIACOM"),
1404                         DMI_MATCH(DMI_PRODUCT_NAME, "WinPad 7 W10 - WPW700"),
1405                 },
1406         },
1407         {
1408                 /* Mediacom Flexbook Edge 11 (same hw as TS Primebook C11) */
1409                 .driver_data = (void *)&trekstor_primebook_c11_data,
1410                 .matches = {
1411                         DMI_MATCH(DMI_SYS_VENDOR, "MEDIACOM"),
1412                         DMI_MATCH(DMI_PRODUCT_NAME, "FlexBook edge11 - M-FBE11"),
1413                 },
1414         },
1415         {
1416                 /* MP Man Converter 9 */
1417                 .driver_data = (void *)&mpman_converter9_data,
1418                 .matches = {
1419                         DMI_MATCH(DMI_SYS_VENDOR, "MPMAN"),
1420                         DMI_MATCH(DMI_PRODUCT_NAME, "Converter9"),
1421                 },
1422         },
1423         {
1424                 /* MP Man MPWIN895CL */
1425                 .driver_data = (void *)&mpman_mpwin895cl_data,
1426                 .matches = {
1427                         DMI_MATCH(DMI_SYS_VENDOR, "MPMAN"),
1428                         DMI_MATCH(DMI_PRODUCT_NAME, "MPWIN8900CL"),
1429                 },
1430         },
1431         {
1432                 /* Myria MY8307 */
1433                 .driver_data = (void *)&myria_my8307_data,
1434                 .matches = {
1435                         DMI_MATCH(DMI_SYS_VENDOR, "Complet Electro Serv"),
1436                         DMI_MATCH(DMI_PRODUCT_NAME, "MY8307"),
1437                 },
1438         },
1439         {
1440                 /* Onda oBook 20 Plus */
1441                 .driver_data = (void *)&onda_obook_20_plus_data,
1442                 .matches = {
1443                         DMI_MATCH(DMI_SYS_VENDOR, "ONDA"),
1444                         DMI_MATCH(DMI_PRODUCT_NAME, "OBOOK 20 PLUS"),
1445                 },
1446         },
1447         {
1448                 /* ONDA V80 plus v3 (P80PSBG9V3A01501) */
1449                 .driver_data = (void *)&onda_v80_plus_v3_data,
1450                 .matches = {
1451                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ONDA"),
1452                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "V80 PLUS")
1453                 },
1454         },
1455         {
1456                 /* ONDA V820w DualOS */
1457                 .driver_data = (void *)&onda_v820w_32g_data,
1458                 .matches = {
1459                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "ONDA"),
1460                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "V820w DualOS")
1461                 },
1462         },
1463         {
1464                 /* ONDA V891 v5 */
1465                 .driver_data = (void *)&onda_v891_v5_data,
1466                 .matches = {
1467                         DMI_MATCH(DMI_SYS_VENDOR, "ONDA"),
1468                         DMI_MATCH(DMI_PRODUCT_NAME, "ONDA Tablet"),
1469                         DMI_MATCH(DMI_BIOS_VERSION, "ONDA.D869CJABNRBA06"),
1470                 },
1471         },
1472         {
1473                 /* ONDA V891w revision P891WBEBV1B00 aka v1 */
1474                 .driver_data = (void *)&onda_v891w_v1_data,
1475                 .matches = {
1476                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "ONDA"),
1477                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "ONDA Tablet"),
1478                         DMI_EXACT_MATCH(DMI_BOARD_VERSION, "V001"),
1479                         /* Exact match, different versions need different fw */
1480                         DMI_EXACT_MATCH(DMI_BIOS_VERSION, "ONDA.W89EBBN08"),
1481                 },
1482         },
1483         {
1484                 /* ONDA V891w Dual OS P891DCF2V1A01274 64GB */
1485                 .driver_data = (void *)&onda_v891w_v3_data,
1486                 .matches = {
1487                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1488                         DMI_MATCH(DMI_PRODUCT_NAME, "ONDA Tablet"),
1489                         DMI_MATCH(DMI_BIOS_VERSION, "ONDA.D890HBBNR0A"),
1490                 },
1491         },
1492         {
1493                 /* Pipo W2S */
1494                 .driver_data = (void *)&pipo_w2s_data,
1495                 .matches = {
1496                         DMI_MATCH(DMI_SYS_VENDOR, "PIPO"),
1497                         DMI_MATCH(DMI_PRODUCT_NAME, "W2S"),
1498                 },
1499         },
1500         {
1501                 /* Pipo W11 */
1502                 .driver_data = (void *)&pipo_w11_data,
1503                 .matches = {
1504                         DMI_MATCH(DMI_SYS_VENDOR, "PIPO"),
1505                         DMI_MATCH(DMI_PRODUCT_NAME, "To be filled by O.E.M."),
1506                         /* Above matches are too generic, add bios-ver match */
1507                         DMI_MATCH(DMI_BIOS_VERSION, "JS-BI-10.6-SF133GR300-GA55B-024-F"),
1508                 },
1509         },
1510         {
1511                 /* Ployer Momo7w (same hardware as the Trekstor ST70416-6) */
1512                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1513                 .matches = {
1514                         DMI_MATCH(DMI_SYS_VENDOR, "Shenzhen PLOYER"),
1515                         DMI_MATCH(DMI_PRODUCT_NAME, "MOMO7W"),
1516                         /* Exact match, different versions need different fw */
1517                         DMI_MATCH(DMI_BIOS_VERSION, "MOMO.G.WI71C.MABMRBA02"),
1518                 },
1519         },
1520         {
1521                 /* Positivo C4128B */
1522                 .driver_data = (void *)&positivo_c4128b_data,
1523                 .matches = {
1524                         DMI_MATCH(DMI_SYS_VENDOR, "Positivo Tecnologia SA"),
1525                         DMI_MATCH(DMI_PRODUCT_NAME, "C4128B-1"),
1526                 },
1527         },
1528         {
1529                 /* Point of View mobii wintab p800w (v2.0) */
1530                 .driver_data = (void *)&pov_mobii_wintab_p800w_v20_data,
1531                 .matches = {
1532                         DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
1533                         DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
1534                         DMI_MATCH(DMI_BIOS_VERSION, "3BAIR1014"),
1535                         /* Above matches are too generic, add bios-date match */
1536                         DMI_MATCH(DMI_BIOS_DATE, "10/24/2014"),
1537                 },
1538         },
1539         {
1540                 /* Predia Basic tablet) */
1541                 .driver_data = (void *)&predia_basic_data,
1542                 .matches = {
1543                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1544                         DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"),
1545                         /* Above matches are too generic, add bios-version match */
1546                         DMI_MATCH(DMI_BIOS_VERSION, "Mx.WT107.KUBNGEA"),
1547                 },
1548         },
1549         {
1550                 /* Point of View mobii wintab p800w (v2.1) */
1551                 .driver_data = (void *)&pov_mobii_wintab_p800w_v21_data,
1552                 .matches = {
1553                         DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
1554                         DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
1555                         DMI_MATCH(DMI_BIOS_VERSION, "3BAIR1013"),
1556                         /* Above matches are too generic, add bios-date match */
1557                         DMI_MATCH(DMI_BIOS_DATE, "08/22/2014"),
1558                 },
1559         },
1560         {
1561                 /* Point of View mobii wintab p1006w (v1.0) */
1562                 .driver_data = (void *)&pov_mobii_wintab_p1006w_v10_data,
1563                 .matches = {
1564                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"),
1565                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
1566                         /* Note 105b is Foxcon's USB/PCI vendor id */
1567                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "105B"),
1568                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"),
1569                 },
1570         },
1571         {
1572                 /* RCA Cambio W101 v2 */
1573                 /* https://github.com/onitake/gsl-firmware/discussions/193 */
1574                 .driver_data = (void *)&rca_cambio_w101_v2_data,
1575                 .matches = {
1576                         DMI_MATCH(DMI_SYS_VENDOR, "RCA"),
1577                         DMI_MATCH(DMI_PRODUCT_NAME, "W101SA23T1"),
1578                 },
1579         },
1580         {
1581                 /* RWC NANOTE P8 */
1582                 .driver_data = (void *)&rwc_nanote_p8_data,
1583                 .matches = {
1584                         DMI_MATCH(DMI_BOARD_VENDOR, "Default string"),
1585                         DMI_MATCH(DMI_PRODUCT_NAME, "AY07J"),
1586                         DMI_MATCH(DMI_PRODUCT_SKU, "0001")
1587                 },
1588         },
1589         {
1590                 /* Schneider SCT101CTM */
1591                 .driver_data = (void *)&schneider_sct101ctm_data,
1592                 .matches = {
1593                         DMI_MATCH(DMI_SYS_VENDOR, "Default string"),
1594                         DMI_MATCH(DMI_PRODUCT_NAME, "SCT101CTM"),
1595                 },
1596         },
1597         {
1598                 /* Techbite Arc 11.6 */
1599                 .driver_data = (void *)&techbite_arc_11_6_data,
1600                 .matches = {
1601                         DMI_MATCH(DMI_SYS_VENDOR, "mPTech"),
1602                         DMI_MATCH(DMI_PRODUCT_NAME, "techBite Arc 11.6"),
1603                         DMI_MATCH(DMI_BOARD_NAME, "G8316_272B"),
1604                 },
1605         },
1606         {
1607                 /* Teclast Tbook 11 */
1608                 .driver_data = (void *)&teclast_tbook11_data,
1609                 .matches = {
1610                         DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
1611                         DMI_MATCH(DMI_PRODUCT_NAME, "TbooK 11"),
1612                         DMI_MATCH(DMI_PRODUCT_SKU, "E5A6_A1"),
1613                 },
1614         },
1615         {
1616                 /* Teclast X3 Plus */
1617                 .driver_data = (void *)&teclast_x3_plus_data,
1618                 .matches = {
1619                         DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
1620                         DMI_MATCH(DMI_PRODUCT_NAME, "X3 Plus"),
1621                         DMI_MATCH(DMI_BOARD_NAME, "X3 Plus"),
1622                 },
1623         },
1624         {
1625                 /* Teclast X89 (Android version / BIOS) */
1626                 .driver_data = (void *)&gdix1001_00_upside_down_data,
1627                 .matches = {
1628                         DMI_MATCH(DMI_BOARD_VENDOR, "WISKY"),
1629                         DMI_MATCH(DMI_BOARD_NAME, "3G062i"),
1630                 },
1631         },
1632         {
1633                 /* Teclast X89 (Windows version / BIOS) */
1634                 .driver_data = (void *)&gdix1001_01_upside_down_data,
1635                 .matches = {
1636                         /* tPAD is too generic, also match on bios date */
1637                         DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
1638                         DMI_MATCH(DMI_BOARD_NAME, "tPAD"),
1639                         DMI_MATCH(DMI_BIOS_DATE, "12/19/2014"),
1640                 },
1641         },
1642         {
1643                 /* Teclast X98 Plus II */
1644                 .driver_data = (void *)&teclast_x98plus2_data,
1645                 .matches = {
1646                         DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
1647                         DMI_MATCH(DMI_PRODUCT_NAME, "X98 Plus II"),
1648                 },
1649         },
1650         {
1651                 /* Teclast X98 Pro */
1652                 .driver_data = (void *)&gdix1001_00_upside_down_data,
1653                 .matches = {
1654                         /*
1655                          * Only match BIOS date, because the manufacturers
1656                          * BIOS does not report the board name at all
1657                          * (sometimes)...
1658                          */
1659                         DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
1660                         DMI_MATCH(DMI_BIOS_DATE, "10/28/2015"),
1661                 },
1662         },
1663         {
1664                 /* Trekstor Primebook C11 */
1665                 .driver_data = (void *)&trekstor_primebook_c11_data,
1666                 .matches = {
1667                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1668                         DMI_MATCH(DMI_PRODUCT_NAME, "Primebook C11"),
1669                 },
1670         },
1671         {
1672                 /* Trekstor Primebook C11B (same touchscreen as the C11) */
1673                 .driver_data = (void *)&trekstor_primebook_c11_data,
1674                 .matches = {
1675                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1676                         DMI_MATCH(DMI_PRODUCT_NAME, "PRIMEBOOK C11B"),
1677                 },
1678         },
1679         {
1680                 /* Trekstor Primebook C13 */
1681                 .driver_data = (void *)&trekstor_primebook_c13_data,
1682                 .matches = {
1683                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1684                         DMI_MATCH(DMI_PRODUCT_NAME, "Primebook C13"),
1685                 },
1686         },
1687         {
1688                 /* Trekstor Primetab T13B */
1689                 .driver_data = (void *)&trekstor_primetab_t13b_data,
1690                 .matches = {
1691                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1692                         DMI_MATCH(DMI_PRODUCT_NAME, "Primetab T13B"),
1693                 },
1694         },
1695         {
1696                 /* TrekStor SurfTab duo W1 10.1 ST10432-10b */
1697                 .driver_data = (void *)&trekstor_surftab_duo_w1_data,
1698                 .matches = {
1699                         DMI_MATCH(DMI_SYS_VENDOR, "TrekStor"),
1700                         DMI_MATCH(DMI_PRODUCT_NAME, "SurfTab duo W1 10.1 (VT4)"),
1701                 },
1702         },
1703         {
1704                 /* TrekStor SurfTab twin 10.1 ST10432-8 */
1705                 .driver_data = (void *)&trekstor_surftab_twin_10_1_data,
1706                 .matches = {
1707                         DMI_MATCH(DMI_SYS_VENDOR, "TrekStor"),
1708                         DMI_MATCH(DMI_PRODUCT_NAME, "SurfTab twin 10.1"),
1709                 },
1710         },
1711         {
1712                 /* Trekstor Surftab Wintron 7.0 ST70416-6 */
1713                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1714                 .matches = {
1715                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1716                         DMI_MATCH(DMI_PRODUCT_NAME, "ST70416-6"),
1717                         /* Exact match, different versions need different fw */
1718                         DMI_MATCH(DMI_BIOS_VERSION, "TREK.G.WI71C.JGBMRBA04"),
1719                 },
1720         },
1721         {
1722                 /* Trekstor Surftab Wintron 7.0 ST70416-6, newer BIOS */
1723                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1724                 .matches = {
1725                         DMI_MATCH(DMI_SYS_VENDOR, "TrekStor"),
1726                         DMI_MATCH(DMI_PRODUCT_NAME, "SurfTab wintron 7.0 ST70416-6"),
1727                         /* Exact match, different versions need different fw */
1728                         DMI_MATCH(DMI_BIOS_VERSION, "TREK.G.WI71C.JGBMRBA05"),
1729                 },
1730         },
1731         {
1732                 /* Trekstor Yourbook C11B (same touchscreen as the Primebook C11) */
1733                 .driver_data = (void *)&trekstor_primebook_c11_data,
1734                 .matches = {
1735                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1736                         DMI_MATCH(DMI_PRODUCT_NAME, "YOURBOOK C11B"),
1737                 },
1738         },
1739         {
1740                 /* Viglen Connect 10 */
1741                 .driver_data = (void *)&viglen_connect_10_data,
1742                 .matches = {
1743                         DMI_MATCH(DMI_SYS_VENDOR, "Viglen Ltd."),
1744                         DMI_MATCH(DMI_PRODUCT_NAME, "Connect 10'' Tablet PC"),
1745                 },
1746         },
1747         {
1748                 /* Vinga Twizzle J116 */
1749                 .driver_data = (void *)&vinga_twizzle_j116_data,
1750                 .matches = {
1751                         DMI_MATCH(DMI_PRODUCT_NAME, "VINGA Twizzle J116"),
1752                 },
1753         },
1754         {
1755                 /* "WinBook TW100" */
1756                 .driver_data = (void *)&gdix1001_00_upside_down_data,
1757                 .matches = {
1758                         DMI_MATCH(DMI_SYS_VENDOR, "WinBook"),
1759                         DMI_MATCH(DMI_PRODUCT_NAME, "TW100")
1760                 }
1761         },
1762         {
1763                 /* WinBook TW700 */
1764                 .driver_data = (void *)&gdix1001_00_upside_down_data,
1765                 .matches = {
1766                         DMI_MATCH(DMI_SYS_VENDOR, "WinBook"),
1767                         DMI_MATCH(DMI_PRODUCT_NAME, "TW700")
1768                 },
1769         },
1770         {
1771                 /* Yours Y8W81, same case and touchscreen as Chuwi Vi8 */
1772                 .driver_data = (void *)&chuwi_vi8_data,
1773                 .matches = {
1774                         DMI_MATCH(DMI_SYS_VENDOR, "YOURS"),
1775                         DMI_MATCH(DMI_PRODUCT_NAME, "Y8W81"),
1776                 },
1777         },
1778         { }
1779 };
1780
1781 static const struct ts_dmi_data *ts_data;
1782
1783 static void ts_dmi_add_props(struct i2c_client *client)
1784 {
1785         struct device *dev = &client->dev;
1786         int error;
1787
1788         if (has_acpi_companion(dev) &&
1789             !strncmp(ts_data->acpi_name, client->name, I2C_NAME_SIZE)) {
1790                 error = device_create_managed_software_node(dev, ts_data->properties, NULL);
1791                 if (error)
1792                         dev_err(dev, "failed to add properties: %d\n", error);
1793         }
1794 }
1795
1796 static int ts_dmi_notifier_call(struct notifier_block *nb,
1797                                 unsigned long action, void *data)
1798 {
1799         struct device *dev = data;
1800         struct i2c_client *client;
1801
1802         switch (action) {
1803         case BUS_NOTIFY_ADD_DEVICE:
1804                 client = i2c_verify_client(dev);
1805                 if (client)
1806                         ts_dmi_add_props(client);
1807                 break;
1808
1809         default:
1810                 break;
1811         }
1812
1813         return 0;
1814 }
1815
1816 static struct notifier_block ts_dmi_notifier = {
1817         .notifier_call = ts_dmi_notifier_call,
1818 };
1819
1820 static int __init ts_dmi_init(void)
1821 {
1822         const struct dmi_system_id *dmi_id;
1823         int error;
1824
1825         dmi_id = dmi_first_match(touchscreen_dmi_table);
1826         if (!dmi_id)
1827                 return 0; /* Not an error */
1828
1829         ts_data = dmi_id->driver_data;
1830         /* Some dmi table entries only provide an efi_embedded_fw_desc */
1831         if (!ts_data->properties)
1832                 return 0;
1833
1834         error = bus_register_notifier(&i2c_bus_type, &ts_dmi_notifier);
1835         if (error)
1836                 pr_err("%s: failed to register i2c bus notifier: %d\n",
1837                         __func__, error);
1838
1839         return error;
1840 }
1841
1842 /*
1843  * We are registering out notifier after i2c core is initialized and i2c bus
1844  * itself is ready (which happens at postcore initcall level), but before
1845  * ACPI starts enumerating devices (at subsys initcall level).
1846  */
1847 arch_initcall(ts_dmi_init);