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 <[email protected]>
   9  */
  10
  11 #include <linux/acpi.h>
  12 #include <linux/ctype.h>
  13 #include <linux/device.h>
  14 #include <linux/dmi.h>
  15 #include <linux/efi_embedded_fw.h>
  16 #include <linux/i2c.h>
  17 #include <linux/init.h>
  18 #include <linux/kstrtox.h>
  19 #include <linux/notifier.h>
  20 #include <linux/property.h>
  21 #include <linux/string.h>
  22
  23 struct ts_dmi_data {
  24         /* The EFI embedded-fw code expects this to be the first member! */
  25         struct efi_embedded_fw_desc embedded_fw;
  26         const char *acpi_name;
  27         const struct property_entry *properties;
  28 };
  29
  30 /* NOTE: Please keep all entries sorted alphabetically */
  31
  32 static const struct property_entry archos_101_cesium_educ_props[] = {
  33         PROPERTY_ENTRY_U32("touchscreen-size-x", 1850),
  34         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
  35         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
  36         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
  37         PROPERTY_ENTRY_BOOL("silead,home-button"),
  38         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-archos-101-cesium-educ.fw"),
  39         { }
  40 };
  41
  42 static const struct ts_dmi_data archos_101_cesium_educ_data = {
  43         .acpi_name      = "MSSL1680:00",
  44         .properties     = archos_101_cesium_educ_props,
  45 };
  46
  47 static const struct property_entry bush_bush_windows_tablet_props[] = {
  48         PROPERTY_ENTRY_U32("touchscreen-size-x", 1850),
  49         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
  50         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
  51         PROPERTY_ENTRY_BOOL("silead,home-button"),
  52         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-bush-bush-windows-tablet.fw"),
  53         { }
  54 };
  55
  56 static const struct ts_dmi_data bush_bush_windows_tablet_data = {
  57         .acpi_name      = "MSSL1680:00",
  58         .properties     = bush_bush_windows_tablet_props,
  59 };
  60
  61 static const struct property_entry chuwi_hi8_props[] = {
  62         PROPERTY_ENTRY_U32("touchscreen-size-x", 1665),
  63         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
  64         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
  65         PROPERTY_ENTRY_BOOL("silead,home-button"),
  66         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi8.fw"),
  67         { }
  68 };
  69
  70 static const struct ts_dmi_data chuwi_hi8_data = {
  71         .acpi_name      = "MSSL0001:00",
  72         .properties     = chuwi_hi8_props,
  73 };
  74
  75 static const struct property_entry chuwi_hi8_air_props[] = {
  76         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
  77         PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
  78         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
  79         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-chuwi-hi8-air.fw"),
  80         { }
  81 };
  82
  83 static const struct ts_dmi_data chuwi_hi8_air_data = {
  84         .acpi_name      = "MSSL1680",
  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_BOOL("silead,home-button"),
  96         { }
  97 };
  98
  99 static const struct ts_dmi_data chuwi_hi8_pro_data = {
 100         .embedded_fw = {
 101                 .name   = "silead/gsl3680-chuwi-hi8-pro.fw",
 102                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 103                 .length = 39864,
 104                 .sha256 = { 0xc0, 0x88, 0xc5, 0xef, 0xd1, 0x70, 0x77, 0x59,
 105                             0x4e, 0xe9, 0xc4, 0xd8, 0x2e, 0xcd, 0xbf, 0x95,
 106                             0x32, 0xd9, 0x03, 0x28, 0x0d, 0x48, 0x9f, 0x92,
 107                             0x35, 0x37, 0xf6, 0x8b, 0x2a, 0xe4, 0x73, 0xff },
 108         },
 109         .acpi_name      = "MSSL1680:00",
 110         .properties     = chuwi_hi8_pro_props,
 111 };
 112
 113 static const struct property_entry chuwi_hi10_air_props[] = {
 114         PROPERTY_ENTRY_U32("touchscreen-size-x", 1981),
 115         PROPERTY_ENTRY_U32("touchscreen-size-y", 1271),
 116         PROPERTY_ENTRY_U32("touchscreen-min-x", 99),
 117         PROPERTY_ENTRY_U32("touchscreen-min-y", 9),
 118         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 119         PROPERTY_ENTRY_U32("touchscreen-fuzz-x", 5),
 120         PROPERTY_ENTRY_U32("touchscreen-fuzz-y", 4),
 121         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi10-air.fw"),
 122         PROPERTY_ENTRY_BOOL("silead,home-button"),
 123         { }
 124 };
 125
 126 static const struct ts_dmi_data chuwi_hi10_air_data = {
 127         .acpi_name      = "MSSL1680:00",
 128         .properties     = chuwi_hi10_air_props,
 129 };
 130
 131 static const struct property_entry chuwi_hi10_plus_props[] = {
 132         PROPERTY_ENTRY_U32("touchscreen-min-x", 12),
 133         PROPERTY_ENTRY_U32("touchscreen-min-y", 10),
 134         PROPERTY_ENTRY_U32("touchscreen-size-x", 1908),
 135         PROPERTY_ENTRY_U32("touchscreen-size-y", 1270),
 136         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi10plus.fw"),
 137         PROPERTY_ENTRY_BOOL("silead,home-button"),
 138         PROPERTY_ENTRY_BOOL("silead,pen-supported"),
 139         PROPERTY_ENTRY_U32("silead,pen-resolution-x", 8),
 140         PROPERTY_ENTRY_U32("silead,pen-resolution-y", 8),
 141         { }
 142 };
 143
 144 static const struct ts_dmi_data chuwi_hi10_plus_data = {
 145         .embedded_fw = {
 146                 .name   = "silead/gsl1680-chuwi-hi10plus.fw",
 147                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 148                 .length = 34056,
 149                 .sha256 = { 0xfd, 0x0a, 0x08, 0x08, 0x3c, 0xa6, 0x34, 0x4e,
 150                             0x2c, 0x49, 0x9c, 0xcd, 0x7d, 0x44, 0x9d, 0x38,
 151                             0x10, 0x68, 0xb5, 0xbd, 0xb7, 0x2a, 0x63, 0xb5,
 152                             0x67, 0x0b, 0x96, 0xbd, 0x89, 0x67, 0x85, 0x09 },
 153         },
 154         .acpi_name      = "MSSL0017:00",
 155         .properties     = chuwi_hi10_plus_props,
 156 };
 157
 158 static const u32 chuwi_hi10_pro_efi_min_max[] = { 8, 1911, 8, 1271 };
 159
 160 static const struct property_entry chuwi_hi10_pro_props[] = {
 161         PROPERTY_ENTRY_U32("touchscreen-min-x", 80),
 162         PROPERTY_ENTRY_U32("touchscreen-min-y", 26),
 163         PROPERTY_ENTRY_U32("touchscreen-size-x", 1962),
 164         PROPERTY_ENTRY_U32("touchscreen-size-y", 1254),
 165         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 166         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi10-pro.fw"),
 167         PROPERTY_ENTRY_U32_ARRAY("silead,efi-fw-min-max", chuwi_hi10_pro_efi_min_max),
 168         PROPERTY_ENTRY_BOOL("silead,home-button"),
 169         PROPERTY_ENTRY_BOOL("silead,pen-supported"),
 170         PROPERTY_ENTRY_U32("silead,pen-resolution-x", 8),
 171         PROPERTY_ENTRY_U32("silead,pen-resolution-y", 8),
 172         { }
 173 };
 174
 175 static const struct ts_dmi_data chuwi_hi10_pro_data = {
 176         .embedded_fw = {
 177                 .name   = "silead/gsl1680-chuwi-hi10-pro.fw",
 178                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 179                 .length = 42504,
 180                 .sha256 = { 0xdb, 0x92, 0x68, 0xa8, 0xdb, 0x81, 0x31, 0x00,
 181                             0x1f, 0x58, 0x89, 0xdb, 0x19, 0x1b, 0x15, 0x8c,
 182                             0x05, 0x14, 0xf4, 0x95, 0xba, 0x15, 0x45, 0x98,
 183                             0x42, 0xa3, 0xbb, 0x65, 0xe3, 0x30, 0xa5, 0x93 },
 184         },
 185         .acpi_name      = "MSSL1680:00",
 186         .properties     = chuwi_hi10_pro_props,
 187 };
 188
 189 static const struct property_entry chuwi_hibook_props[] = {
 190         PROPERTY_ENTRY_U32("touchscreen-min-x", 30),
 191         PROPERTY_ENTRY_U32("touchscreen-min-y", 4),
 192         PROPERTY_ENTRY_U32("touchscreen-size-x", 1892),
 193         PROPERTY_ENTRY_U32("touchscreen-size-y", 1276),
 194         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 195         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 196         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hibook.fw"),
 197         PROPERTY_ENTRY_BOOL("silead,home-button"),
 198         { }
 199 };
 200
 201 static const struct ts_dmi_data chuwi_hibook_data = {
 202         .embedded_fw = {
 203                 .name   = "silead/gsl1680-chuwi-hibook.fw",
 204                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 205                 .length = 40392,
 206                 .sha256 = { 0xf7, 0xc0, 0xe8, 0x5a, 0x6c, 0xf2, 0xeb, 0x8d,
 207                             0x12, 0xc4, 0x45, 0xbf, 0x55, 0x13, 0x4c, 0x1a,
 208                             0x13, 0x04, 0x31, 0x08, 0x65, 0x73, 0xf7, 0xa8,
 209                             0x1b, 0x7d, 0x59, 0xc9, 0xe6, 0x97, 0xf7, 0x38 },
 210         },
 211         .acpi_name      = "MSSL0017:00",
 212         .properties     = chuwi_hibook_props,
 213 };
 214
 215 static const struct property_entry chuwi_vi8_props[] = {
 216         PROPERTY_ENTRY_U32("touchscreen-min-x", 4),
 217         PROPERTY_ENTRY_U32("touchscreen-min-y", 6),
 218         PROPERTY_ENTRY_U32("touchscreen-size-x", 1724),
 219         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 220         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 221         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-chuwi-vi8.fw"),
 222         PROPERTY_ENTRY_BOOL("silead,home-button"),
 223         { }
 224 };
 225
 226 static const struct ts_dmi_data chuwi_vi8_data = {
 227         .acpi_name      = "MSSL1680:00",
 228         .properties     = chuwi_vi8_props,
 229 };
 230
 231 static const struct ts_dmi_data chuwi_vi8_plus_data = {
 232         .embedded_fw = {
 233                 .name   = "chipone/icn8505-HAMP0002.fw",
 234                 .prefix = { 0xb0, 0x07, 0x00, 0x00, 0xe4, 0x07, 0x00, 0x00 },
 235                 .length = 35012,
 236                 .sha256 = { 0x93, 0xe5, 0x49, 0xe0, 0xb6, 0xa2, 0xb4, 0xb3,
 237                             0x88, 0x96, 0x34, 0x97, 0x5e, 0xa8, 0x13, 0x78,
 238                             0x72, 0x98, 0xb8, 0x29, 0xeb, 0x5c, 0xa7, 0xf1,
 239                             0x25, 0x13, 0x43, 0xf4, 0x30, 0x7c, 0xfc, 0x7c },
 240         },
 241 };
 242
 243 static const struct property_entry chuwi_vi10_props[] = {
 244         PROPERTY_ENTRY_U32("touchscreen-min-x", 0),
 245         PROPERTY_ENTRY_U32("touchscreen-min-y", 4),
 246         PROPERTY_ENTRY_U32("touchscreen-size-x", 1858),
 247         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
 248         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-chuwi-vi10.fw"),
 249         PROPERTY_ENTRY_BOOL("silead,home-button"),
 250         { }
 251 };
 252
 253 static const struct ts_dmi_data chuwi_vi10_data = {
 254         .acpi_name      = "MSSL0002:00",
 255         .properties     = chuwi_vi10_props,
 256 };
 257
 258 static const struct property_entry chuwi_surbook_mini_props[] = {
 259         PROPERTY_ENTRY_U32("touchscreen-min-x", 88),
 260         PROPERTY_ENTRY_U32("touchscreen-min-y", 13),
 261         PROPERTY_ENTRY_U32("touchscreen-size-x", 2040),
 262         PROPERTY_ENTRY_U32("touchscreen-size-y", 1524),
 263         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-surbook-mini.fw"),
 264         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 265         { }
 266 };
 267
 268 static const struct ts_dmi_data chuwi_surbook_mini_data = {
 269         .acpi_name      = "MSSL1680:00",
 270         .properties     = chuwi_surbook_mini_props,
 271 };
 272
 273 static const struct property_entry connect_tablet9_props[] = {
 274         PROPERTY_ENTRY_U32("touchscreen-min-x", 9),
 275         PROPERTY_ENTRY_U32("touchscreen-min-y", 10),
 276         PROPERTY_ENTRY_U32("touchscreen-size-x", 1664),
 277         PROPERTY_ENTRY_U32("touchscreen-size-y", 880),
 278         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 279         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 280         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-connect-tablet9.fw"),
 281         { }
 282 };
 283
 284 static const struct ts_dmi_data connect_tablet9_data = {
 285         .acpi_name      = "MSSL1680:00",
 286         .properties     = connect_tablet9_props,
 287 };
 288
 289 static const struct property_entry csl_panther_tab_hd_props[] = {
 290         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 291         PROPERTY_ENTRY_U32("touchscreen-min-y", 20),
 292         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 293         PROPERTY_ENTRY_U32("touchscreen-size-y", 1526),
 294         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 295         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 296         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-csl-panther-tab-hd.fw"),
 297         { }
 298 };
 299
 300 static const struct ts_dmi_data csl_panther_tab_hd_data = {
 301         .acpi_name      = "MSSL1680:00",
 302         .properties     = csl_panther_tab_hd_props,
 303 };
 304
 305 static const struct property_entry cube_iwork8_air_props[] = {
 306         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 307         PROPERTY_ENTRY_U32("touchscreen-min-y", 3),
 308         PROPERTY_ENTRY_U32("touchscreen-size-x", 1664),
 309         PROPERTY_ENTRY_U32("touchscreen-size-y", 896),
 310         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 311         PROPERTY_ENTRY_STRING("firmware-name", "gsl3670-cube-iwork8-air.fw"),
 312         { }
 313 };
 314
 315 static const struct ts_dmi_data cube_iwork8_air_data = {
 316         .embedded_fw = {
 317                 .name   = "silead/gsl3670-cube-iwork8-air.fw",
 318                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 319                 .length = 38808,
 320                 .sha256 = { 0xff, 0x62, 0x2d, 0xd1, 0x8a, 0x78, 0x04, 0x7b,
 321                             0x33, 0x06, 0xb0, 0x4f, 0x7f, 0x02, 0x08, 0x9c,
 322                             0x96, 0xd4, 0x9f, 0x04, 0xe1, 0x47, 0x25, 0x25,
 323                             0x60, 0x77, 0x41, 0x33, 0xeb, 0x12, 0x82, 0xfc },
 324         },
 325         .acpi_name      = "MSSL1680:00",
 326         .properties     = cube_iwork8_air_props,
 327 };
 328
 329 static const struct property_entry cube_knote_i1101_props[] = {
 330         PROPERTY_ENTRY_U32("touchscreen-min-x", 20),
 331         PROPERTY_ENTRY_U32("touchscreen-min-y",  22),
 332         PROPERTY_ENTRY_U32("touchscreen-size-x", 1961),
 333         PROPERTY_ENTRY_U32("touchscreen-size-y", 1513),
 334         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-cube-knote-i1101.fw"),
 335         PROPERTY_ENTRY_BOOL("silead,home-button"),
 336         { }
 337 };
 338
 339 static const struct ts_dmi_data cube_knote_i1101_data = {
 340         .acpi_name      = "MSSL1680:00",
 341         .properties     = cube_knote_i1101_props,
 342 };
 343
 344 static const struct property_entry dexp_ursus_7w_props[] = {
 345         PROPERTY_ENTRY_U32("touchscreen-size-x", 890),
 346         PROPERTY_ENTRY_U32("touchscreen-size-y", 630),
 347         PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-dexp-ursus-7w.fw"),
 348         PROPERTY_ENTRY_BOOL("silead,home-button"),
 349         { }
 350 };
 351
 352 static const struct ts_dmi_data dexp_ursus_7w_data = {
 353         .acpi_name      = "MSSL1680:00",
 354         .properties     = dexp_ursus_7w_props,
 355 };
 356
 357 static const struct property_entry dexp_ursus_kx210i_props[] = {
 358         PROPERTY_ENTRY_U32("touchscreen-min-x", 5),
 359         PROPERTY_ENTRY_U32("touchscreen-min-y",  2),
 360         PROPERTY_ENTRY_U32("touchscreen-size-x", 1720),
 361         PROPERTY_ENTRY_U32("touchscreen-size-y", 1137),
 362         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-dexp-ursus-kx210i.fw"),
 363         PROPERTY_ENTRY_BOOL("silead,home-button"),
 364         { }
 365 };
 366
 367 static const struct ts_dmi_data dexp_ursus_kx210i_data = {
 368         .acpi_name      = "MSSL1680:00",
 369         .properties     = dexp_ursus_kx210i_props,
 370 };
 371
 372 static const struct property_entry digma_citi_e200_props[] = {
 373         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 374         PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
 375         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 376         PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-digma_citi_e200.fw"),
 377         PROPERTY_ENTRY_BOOL("silead,home-button"),
 378         { }
 379 };
 380
 381 static const struct ts_dmi_data digma_citi_e200_data = {
 382         .acpi_name      = "MSSL1680:00",
 383         .properties     = digma_citi_e200_props,
 384 };
 385
 386 static const struct property_entry estar_beauty_hd_props[] = {
 387         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 388         { }
 389 };
 390
 391 static const struct ts_dmi_data estar_beauty_hd_data = {
 392         .acpi_name      = "GDIX1001:00",
 393         .properties     = estar_beauty_hd_props,
 394 };
 395
 396 /* Generic props + data for upside-down mounted GDIX1001 touchscreens */
 397 static const struct property_entry gdix1001_upside_down_props[] = {
 398         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 399         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 400         { }
 401 };
 402
 403 static const struct ts_dmi_data gdix1001_upside_down_data = {
 404         .acpi_name      = "GDIX1001",
 405         .properties     = gdix1001_upside_down_props,
 406 };
 407
 408 static const struct ts_dmi_data gdix1002_upside_down_data = {
 409         .acpi_name      = "GDIX1002",
 410         .properties     = gdix1001_upside_down_props,
 411 };
 412
 413 static const struct property_entry gp_electronic_t701_props[] = {
 414         PROPERTY_ENTRY_U32("touchscreen-size-x", 960),
 415         PROPERTY_ENTRY_U32("touchscreen-size-y", 640),
 416         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 417         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 418         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-gp-electronic-t701.fw"),
 419         { }
 420 };
 421
 422 static const struct ts_dmi_data gp_electronic_t701_data = {
 423         .acpi_name      = "MSSL1680:00",
 424         .properties     = gp_electronic_t701_props,
 425 };
 426
 427 static const struct property_entry irbis_tw90_props[] = {
 428         PROPERTY_ENTRY_U32("touchscreen-size-x", 1720),
 429         PROPERTY_ENTRY_U32("touchscreen-size-y", 1138),
 430         PROPERTY_ENTRY_U32("touchscreen-min-x", 8),
 431         PROPERTY_ENTRY_U32("touchscreen-min-y", 14),
 432         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 433         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 434         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-irbis_tw90.fw"),
 435         PROPERTY_ENTRY_BOOL("silead,home-button"),
 436         { }
 437 };
 438
 439 static const struct ts_dmi_data irbis_tw90_data = {
 440         .acpi_name      = "MSSL1680:00",
 441         .properties     = irbis_tw90_props,
 442 };
 443
 444 static const struct property_entry irbis_tw118_props[] = {
 445         PROPERTY_ENTRY_U32("touchscreen-min-x", 20),
 446         PROPERTY_ENTRY_U32("touchscreen-min-y", 30),
 447         PROPERTY_ENTRY_U32("touchscreen-size-x", 1960),
 448         PROPERTY_ENTRY_U32("touchscreen-size-y", 1510),
 449         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-irbis-tw118.fw"),
 450         { }
 451 };
 452
 453 static const struct ts_dmi_data irbis_tw118_data = {
 454         .acpi_name      = "MSSL1680:00",
 455         .properties     = irbis_tw118_props,
 456 };
 457
 458 static const struct property_entry itworks_tw891_props[] = {
 459         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 460         PROPERTY_ENTRY_U32("touchscreen-min-y", 5),
 461         PROPERTY_ENTRY_U32("touchscreen-size-x", 1600),
 462         PROPERTY_ENTRY_U32("touchscreen-size-y", 896),
 463         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 464         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 465         PROPERTY_ENTRY_STRING("firmware-name", "gsl3670-itworks-tw891.fw"),
 466         { }
 467 };
 468
 469 static const struct ts_dmi_data itworks_tw891_data = {
 470         .acpi_name      = "MSSL1680:00",
 471         .properties     = itworks_tw891_props,
 472 };
 473
 474 static const struct property_entry jumper_ezpad_6_pro_props[] = {
 475         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 476         PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
 477         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-jumper-ezpad-6-pro.fw"),
 478         PROPERTY_ENTRY_BOOL("silead,home-button"),
 479         { }
 480 };
 481
 482 static const struct ts_dmi_data jumper_ezpad_6_pro_data = {
 483         .acpi_name      = "MSSL1680:00",
 484         .properties     = jumper_ezpad_6_pro_props,
 485 };
 486
 487 static const struct property_entry jumper_ezpad_6_pro_b_props[] = {
 488         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 489         PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
 490         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-jumper-ezpad-6-pro-b.fw"),
 491         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 492         PROPERTY_ENTRY_BOOL("silead,home-button"),
 493         { }
 494 };
 495
 496 static const struct ts_dmi_data jumper_ezpad_6_pro_b_data = {
 497         .acpi_name      = "MSSL1680:00",
 498         .properties     = jumper_ezpad_6_pro_b_props,
 499 };
 500
 501 static const struct property_entry jumper_ezpad_6_m4_props[] = {
 502         PROPERTY_ENTRY_U32("touchscreen-min-x", 35),
 503         PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
 504         PROPERTY_ENTRY_U32("touchscreen-size-x", 1950),
 505         PROPERTY_ENTRY_U32("touchscreen-size-y", 1525),
 506         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-jumper-ezpad-6-m4.fw"),
 507         PROPERTY_ENTRY_BOOL("silead,home-button"),
 508         { }
 509 };
 510
 511 static const struct ts_dmi_data jumper_ezpad_6_m4_data = {
 512         .acpi_name      = "MSSL1680:00",
 513         .properties     = jumper_ezpad_6_m4_props,
 514 };
 515
 516 static const struct property_entry jumper_ezpad_7_props[] = {
 517         PROPERTY_ENTRY_U32("touchscreen-min-x", 4),
 518         PROPERTY_ENTRY_U32("touchscreen-min-y", 10),
 519         PROPERTY_ENTRY_U32("touchscreen-size-x", 2044),
 520         PROPERTY_ENTRY_U32("touchscreen-size-y", 1526),
 521         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 522         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-jumper-ezpad-7.fw"),
 523         PROPERTY_ENTRY_BOOL("silead,stuck-controller-bug"),
 524         { }
 525 };
 526
 527 static const struct ts_dmi_data jumper_ezpad_7_data = {
 528         .acpi_name      = "MSSL1680:00",
 529         .properties     = jumper_ezpad_7_props,
 530 };
 531
 532 static const struct property_entry jumper_ezpad_mini3_props[] = {
 533         PROPERTY_ENTRY_U32("touchscreen-min-x", 23),
 534         PROPERTY_ENTRY_U32("touchscreen-min-y", 16),
 535         PROPERTY_ENTRY_U32("touchscreen-size-x", 1700),
 536         PROPERTY_ENTRY_U32("touchscreen-size-y", 1138),
 537         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 538         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-jumper-ezpad-mini3.fw"),
 539         { }
 540 };
 541
 542 static const struct ts_dmi_data jumper_ezpad_mini3_data = {
 543         .acpi_name      = "MSSL1680:00",
 544         .properties     = jumper_ezpad_mini3_props,
 545 };
 546
 547 static const struct property_entry mpman_converter9_props[] = {
 548         PROPERTY_ENTRY_U32("touchscreen-min-x", 8),
 549         PROPERTY_ENTRY_U32("touchscreen-min-y", 8),
 550         PROPERTY_ENTRY_U32("touchscreen-size-x", 1664),
 551         PROPERTY_ENTRY_U32("touchscreen-size-y", 880),
 552         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 553         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 554         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-mpman-converter9.fw"),
 555         { }
 556 };
 557
 558 static const struct ts_dmi_data mpman_converter9_data = {
 559         .acpi_name      = "MSSL1680:00",
 560         .properties     = mpman_converter9_props,
 561 };
 562
 563 static const struct property_entry mpman_mpwin895cl_props[] = {
 564         PROPERTY_ENTRY_U32("touchscreen-min-x", 3),
 565         PROPERTY_ENTRY_U32("touchscreen-min-y", 9),
 566         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
 567         PROPERTY_ENTRY_U32("touchscreen-size-y", 1150),
 568         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 569         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-mpman-mpwin895cl.fw"),
 570         PROPERTY_ENTRY_BOOL("silead,home-button"),
 571         { }
 572 };
 573
 574 static const struct ts_dmi_data mpman_mpwin895cl_data = {
 575         .acpi_name      = "MSSL1680:00",
 576         .properties     = mpman_mpwin895cl_props,
 577 };
 578
 579 static const struct property_entry myria_my8307_props[] = {
 580         PROPERTY_ENTRY_U32("touchscreen-size-x", 1720),
 581         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 582         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 583         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 584         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 585         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-myria-my8307.fw"),
 586         PROPERTY_ENTRY_BOOL("silead,home-button"),
 587         { }
 588 };
 589
 590 static const struct ts_dmi_data myria_my8307_data = {
 591         .acpi_name      = "MSSL1680:00",
 592         .properties     = myria_my8307_props,
 593 };
 594
 595 static const struct property_entry onda_obook_20_plus_props[] = {
 596         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
 597         PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
 598         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 599         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 600         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 601         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-onda-obook-20-plus.fw"),
 602         PROPERTY_ENTRY_BOOL("silead,home-button"),
 603         { }
 604 };
 605
 606 static const struct ts_dmi_data onda_obook_20_plus_data = {
 607         .acpi_name      = "MSSL1680:00",
 608         .properties     = onda_obook_20_plus_props,
 609 };
 610
 611 static const struct property_entry onda_v80_plus_v3_props[] = {
 612         PROPERTY_ENTRY_U32("touchscreen-min-x", 22),
 613         PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
 614         PROPERTY_ENTRY_U32("touchscreen-size-x", 1698),
 615         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 616         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 617         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-onda-v80-plus-v3.fw"),
 618         PROPERTY_ENTRY_BOOL("silead,home-button"),
 619         { }
 620 };
 621
 622 static const struct ts_dmi_data onda_v80_plus_v3_data = {
 623         .embedded_fw = {
 624                 .name   = "silead/gsl3676-onda-v80-plus-v3.fw",
 625                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 626                 .length = 37224,
 627                 .sha256 = { 0x8f, 0xbd, 0x8f, 0x0c, 0x6b, 0xba, 0x5b, 0xf5,
 628                             0xa3, 0xc7, 0xa3, 0xc0, 0x4f, 0xcd, 0xdf, 0x32,
 629                             0xcc, 0xe4, 0x70, 0xd6, 0x46, 0x9c, 0xd7, 0xa7,
 630                             0x4b, 0x82, 0x3f, 0xab, 0xc7, 0x90, 0xea, 0x23 },
 631         },
 632         .acpi_name      = "MSSL1680:00",
 633         .properties     = onda_v80_plus_v3_props,
 634 };
 635
 636 static const struct property_entry onda_v820w_32g_props[] = {
 637         PROPERTY_ENTRY_U32("touchscreen-size-x", 1665),
 638         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 639         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 640         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-onda-v820w-32g.fw"),
 641         PROPERTY_ENTRY_BOOL("silead,home-button"),
 642         { }
 643 };
 644
 645 static const struct ts_dmi_data onda_v820w_32g_data = {
 646         .acpi_name      = "MSSL1680:00",
 647         .properties     = onda_v820w_32g_props,
 648 };
 649
 650 static const struct property_entry onda_v891_v5_props[] = {
 651         PROPERTY_ENTRY_U32("touchscreen-size-x", 1715),
 652         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 653         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 654         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 655         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 656         PROPERTY_ENTRY_STRING("firmware-name",
 657                               "gsl3676-onda-v891-v5.fw"),
 658         PROPERTY_ENTRY_BOOL("silead,home-button"),
 659         { }
 660 };
 661
 662 static const struct ts_dmi_data onda_v891_v5_data = {
 663         .acpi_name      = "MSSL1680:00",
 664         .properties     = onda_v891_v5_props,
 665 };
 666
 667 static const struct property_entry onda_v891w_v1_props[] = {
 668         PROPERTY_ENTRY_U32("touchscreen-min-x", 46),
 669         PROPERTY_ENTRY_U32("touchscreen-min-y",  8),
 670         PROPERTY_ENTRY_U32("touchscreen-size-x", 1676),
 671         PROPERTY_ENTRY_U32("touchscreen-size-y", 1130),
 672         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-onda-v891w-v1.fw"),
 673         PROPERTY_ENTRY_BOOL("silead,home-button"),
 674         { }
 675 };
 676
 677 static const struct ts_dmi_data onda_v891w_v1_data = {
 678         .acpi_name      = "MSSL1680:00",
 679         .properties     = onda_v891w_v1_props,
 680 };
 681
 682 static const struct property_entry onda_v891w_v3_props[] = {
 683         PROPERTY_ENTRY_U32("touchscreen-min-x", 35),
 684         PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
 685         PROPERTY_ENTRY_U32("touchscreen-size-x", 1625),
 686         PROPERTY_ENTRY_U32("touchscreen-size-y", 1135),
 687         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 688         PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-onda-v891w-v3.fw"),
 689         PROPERTY_ENTRY_BOOL("silead,home-button"),
 690         { }
 691 };
 692
 693 static const struct ts_dmi_data onda_v891w_v3_data = {
 694         .acpi_name      = "MSSL1680:00",
 695         .properties     = onda_v891w_v3_props,
 696 };
 697
 698 static const struct property_entry pipo_w2s_props[] = {
 699         PROPERTY_ENTRY_U32("touchscreen-size-x", 1660),
 700         PROPERTY_ENTRY_U32("touchscreen-size-y", 880),
 701         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 702         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 703         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-pipo-w2s.fw"),
 704         { }
 705 };
 706
 707 static const struct ts_dmi_data pipo_w2s_data = {
 708         .embedded_fw = {
 709                 .name   = "silead/gsl1680-pipo-w2s.fw",
 710                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 711                 .length = 39072,
 712                 .sha256 = { 0xd0, 0x58, 0xc4, 0x7d, 0x55, 0x2d, 0x62, 0x18,
 713                             0xd1, 0x6a, 0x71, 0x73, 0x0b, 0x3f, 0xbe, 0x60,
 714                             0xbb, 0x45, 0x8c, 0x52, 0x27, 0xb7, 0x18, 0xf4,
 715                             0x31, 0x00, 0x6a, 0x49, 0x76, 0xd8, 0x7c, 0xd3 },
 716         },
 717         .acpi_name      = "MSSL1680:00",
 718         .properties     = pipo_w2s_props,
 719 };
 720
 721 static const struct property_entry pipo_w11_props[] = {
 722         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 723         PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
 724         PROPERTY_ENTRY_U32("touchscreen-size-x", 1984),
 725         PROPERTY_ENTRY_U32("touchscreen-size-y", 1532),
 726         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-pipo-w11.fw"),
 727         PROPERTY_ENTRY_BOOL("silead,home-button"),
 728         { }
 729 };
 730
 731 static const struct ts_dmi_data pipo_w11_data = {
 732         .acpi_name      = "MSSL1680:00",
 733         .properties     = pipo_w11_props,
 734 };
 735
 736 static const struct property_entry positivo_c4128b_props[] = {
 737         PROPERTY_ENTRY_U32("touchscreen-min-x", 4),
 738         PROPERTY_ENTRY_U32("touchscreen-min-y", 13),
 739         PROPERTY_ENTRY_U32("touchscreen-size-x", 1915),
 740         PROPERTY_ENTRY_U32("touchscreen-size-y", 1269),
 741         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-positivo-c4128b.fw"),
 742         { }
 743 };
 744
 745 static const struct ts_dmi_data positivo_c4128b_data = {
 746         .acpi_name      = "MSSL1680:00",
 747         .properties     = positivo_c4128b_props,
 748 };
 749
 750 static const struct property_entry pov_mobii_wintab_p800w_v20_props[] = {
 751         PROPERTY_ENTRY_U32("touchscreen-min-x", 32),
 752         PROPERTY_ENTRY_U32("touchscreen-min-y", 16),
 753         PROPERTY_ENTRY_U32("touchscreen-size-x", 1692),
 754         PROPERTY_ENTRY_U32("touchscreen-size-y", 1146),
 755         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 756         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-pov-mobii-wintab-p800w-v20.fw"),
 757         PROPERTY_ENTRY_BOOL("silead,home-button"),
 758         { }
 759 };
 760
 761 static const struct ts_dmi_data pov_mobii_wintab_p800w_v20_data = {
 762         .acpi_name      = "MSSL1680:00",
 763         .properties     = pov_mobii_wintab_p800w_v20_props,
 764 };
 765
 766 static const struct property_entry pov_mobii_wintab_p800w_v21_props[] = {
 767         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 768         PROPERTY_ENTRY_U32("touchscreen-min-y", 8),
 769         PROPERTY_ENTRY_U32("touchscreen-size-x", 1794),
 770         PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
 771         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 772         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-pov-mobii-wintab-p800w.fw"),
 773         PROPERTY_ENTRY_BOOL("silead,home-button"),
 774         { }
 775 };
 776
 777 static const struct ts_dmi_data pov_mobii_wintab_p800w_v21_data = {
 778         .acpi_name      = "MSSL1680:00",
 779         .properties     = pov_mobii_wintab_p800w_v21_props,
 780 };
 781
 782 static const struct property_entry pov_mobii_wintab_p1006w_v10_props[] = {
 783         PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
 784         PROPERTY_ENTRY_U32("touchscreen-min-y", 3),
 785         PROPERTY_ENTRY_U32("touchscreen-size-x", 1984),
 786         PROPERTY_ENTRY_U32("touchscreen-size-y", 1520),
 787         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 788         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-pov-mobii-wintab-p1006w-v10.fw"),
 789         PROPERTY_ENTRY_BOOL("silead,home-button"),
 790         { }
 791 };
 792
 793 static const struct ts_dmi_data pov_mobii_wintab_p1006w_v10_data = {
 794         .acpi_name      = "MSSL1680:00",
 795         .properties     = pov_mobii_wintab_p1006w_v10_props,
 796 };
 797
 798 static const struct property_entry predia_basic_props[] = {
 799         PROPERTY_ENTRY_U32("touchscreen-min-x", 3),
 800         PROPERTY_ENTRY_U32("touchscreen-min-y", 10),
 801         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
 802         PROPERTY_ENTRY_U32("touchscreen-size-y", 1144),
 803         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 804         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-predia-basic.fw"),
 805         PROPERTY_ENTRY_BOOL("silead,home-button"),
 806         { }
 807 };
 808
 809 static const struct ts_dmi_data predia_basic_data = {
 810         .acpi_name      = "MSSL1680:00",
 811         .properties     = predia_basic_props,
 812 };
 813
 814 static const struct property_entry rca_cambio_w101_v2_props[] = {
 815         PROPERTY_ENTRY_U32("touchscreen-min-x", 4),
 816         PROPERTY_ENTRY_U32("touchscreen-min-y", 20),
 817         PROPERTY_ENTRY_U32("touchscreen-size-x", 1644),
 818         PROPERTY_ENTRY_U32("touchscreen-size-y", 874),
 819         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 820         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-rca-cambio-w101-v2.fw"),
 821         { }
 822 };
 823
 824 static const struct ts_dmi_data rca_cambio_w101_v2_data = {
 825         .acpi_name = "MSSL1680:00",
 826         .properties = rca_cambio_w101_v2_props,
 827 };
 828
 829 static const struct property_entry rwc_nanote_p8_props[] = {
 830         PROPERTY_ENTRY_U32("touchscreen-min-y", 46),
 831         PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
 832         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 833         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 834         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-rwc-nanote-p8.fw"),
 835         { }
 836 };
 837
 838 static const struct ts_dmi_data rwc_nanote_p8_data = {
 839         .acpi_name = "MSSL1680:00",
 840         .properties = rwc_nanote_p8_props,
 841 };
 842
 843 static const struct property_entry schneider_sct101ctm_props[] = {
 844         PROPERTY_ENTRY_U32("touchscreen-size-x", 1715),
 845         PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
 846         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 847         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 848         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
 849         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-schneider-sct101ctm.fw"),
 850         PROPERTY_ENTRY_BOOL("silead,home-button"),
 851         { }
 852 };
 853
 854 static const struct ts_dmi_data schneider_sct101ctm_data = {
 855         .acpi_name      = "MSSL1680:00",
 856         .properties     = schneider_sct101ctm_props,
 857 };
 858
 859 static const struct property_entry globalspace_solt_ivw116_props[] = {
 860         PROPERTY_ENTRY_U32("touchscreen-min-x", 7),
 861         PROPERTY_ENTRY_U32("touchscreen-min-y", 22),
 862         PROPERTY_ENTRY_U32("touchscreen-size-x", 1723),
 863         PROPERTY_ENTRY_U32("touchscreen-size-y", 1077),
 864         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-globalspace-solt-ivw116.fw"),
 865         PROPERTY_ENTRY_BOOL("silead,home-button"),
 866         { }
 867 };
 868
 869 static const struct ts_dmi_data globalspace_solt_ivw116_data = {
 870         .acpi_name      = "MSSL1680:00",
 871         .properties     = globalspace_solt_ivw116_props,
 872 };
 873
 874 static const struct property_entry techbite_arc_11_6_props[] = {
 875         PROPERTY_ENTRY_U32("touchscreen-min-x", 5),
 876         PROPERTY_ENTRY_U32("touchscreen-min-y", 7),
 877         PROPERTY_ENTRY_U32("touchscreen-size-x", 1981),
 878         PROPERTY_ENTRY_U32("touchscreen-size-y", 1270),
 879         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 880         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-techbite-arc-11-6.fw"),
 881         { }
 882 };
 883
 884 static const struct ts_dmi_data techbite_arc_11_6_data = {
 885         .acpi_name      = "MSSL1680:00",
 886         .properties     = techbite_arc_11_6_props,
 887 };
 888
 889 static const struct property_entry teclast_tbook11_props[] = {
 890         PROPERTY_ENTRY_U32("touchscreen-min-x", 8),
 891         PROPERTY_ENTRY_U32("touchscreen-min-y", 14),
 892         PROPERTY_ENTRY_U32("touchscreen-size-x", 1916),
 893         PROPERTY_ENTRY_U32("touchscreen-size-y", 1264),
 894         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 895         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-teclast-tbook11.fw"),
 896         PROPERTY_ENTRY_BOOL("silead,home-button"),
 897         { }
 898 };
 899
 900 static const struct ts_dmi_data teclast_tbook11_data = {
 901         .embedded_fw = {
 902                 .name   = "silead/gsl3692-teclast-tbook11.fw",
 903                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 904                 .length = 43560,
 905                 .sha256 = { 0x9d, 0xb0, 0x3d, 0xf1, 0x00, 0x3c, 0xb5, 0x25,
 906                             0x62, 0x8a, 0xa0, 0x93, 0x4b, 0xe0, 0x4e, 0x75,
 907                             0xd1, 0x27, 0xb1, 0x65, 0x3c, 0xba, 0xa5, 0x0f,
 908                             0xcd, 0xb4, 0xbe, 0x00, 0xbb, 0xf6, 0x43, 0x29 },
 909         },
 910         .acpi_name      = "MSSL1680:00",
 911         .properties     = teclast_tbook11_props,
 912 };
 913
 914 static const struct property_entry teclast_x16_plus_props[] = {
 915         PROPERTY_ENTRY_U32("touchscreen-min-x", 8),
 916         PROPERTY_ENTRY_U32("touchscreen-min-y", 14),
 917         PROPERTY_ENTRY_U32("touchscreen-size-x", 1916),
 918         PROPERTY_ENTRY_U32("touchscreen-size-y", 1264),
 919         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 920         PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-teclast-x16-plus.fw"),
 921         PROPERTY_ENTRY_BOOL("silead,home-button"),
 922         { }
 923 };
 924
 925 static const struct ts_dmi_data teclast_x16_plus_data = {
 926         .embedded_fw = {
 927                 .name   = "silead/gsl3692-teclast-x16-plus.fw",
 928                 .prefix = { 0xf0, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 },
 929                 .length = 43560,
 930                 .sha256 = { 0x9d, 0xb0, 0x3d, 0xf1, 0x00, 0x3c, 0xb5, 0x25,
 931                             0x62, 0x8a, 0xa0, 0x93, 0x4b, 0xe0, 0x4e, 0x75,
 932                             0xd1, 0x27, 0xb1, 0x65, 0x3c, 0xba, 0xa5, 0x0f,
 933                             0xcd, 0xb4, 0xbe, 0x00, 0xbb, 0xf6, 0x43, 0x29 },
 934         },
 935         .acpi_name      = "MSSL1680:00",
 936         .properties     = teclast_x16_plus_props,
 937 };
 938
 939 static const struct property_entry teclast_x3_plus_props[] = {
 940         PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
 941         PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
 942         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-teclast-x3-plus.fw"),
 943         PROPERTY_ENTRY_BOOL("silead,home-button"),
 944         { }
 945 };
 946
 947 static const struct ts_dmi_data teclast_x3_plus_data = {
 948         .acpi_name      = "MSSL1680:00",
 949         .properties     = teclast_x3_plus_props,
 950 };
 951
 952 static const struct property_entry teclast_x98plus2_props[] = {
 953         PROPERTY_ENTRY_U32("touchscreen-size-x", 2048),
 954         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
 955         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
 956         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 957         PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-teclast_x98plus2.fw"),
 958         { }
 959 };
 960
 961 static const struct ts_dmi_data teclast_x98plus2_data = {
 962         .acpi_name      = "MSSL1680:00",
 963         .properties     = teclast_x98plus2_props,
 964 };
 965
 966 static const struct property_entry trekstor_primebook_c11_props[] = {
 967         PROPERTY_ENTRY_U32("touchscreen-size-x", 1970),
 968         PROPERTY_ENTRY_U32("touchscreen-size-y", 1530),
 969         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 970         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-trekstor-primebook-c11.fw"),
 971         PROPERTY_ENTRY_BOOL("silead,home-button"),
 972         { }
 973 };
 974
 975 static const struct ts_dmi_data trekstor_primebook_c11_data = {
 976         .acpi_name      = "MSSL1680:00",
 977         .properties     = trekstor_primebook_c11_props,
 978 };
 979
 980 static const struct property_entry trekstor_primebook_c13_props[] = {
 981         PROPERTY_ENTRY_U32("touchscreen-size-x", 2624),
 982         PROPERTY_ENTRY_U32("touchscreen-size-y", 1920),
 983         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-trekstor-primebook-c13.fw"),
 984         PROPERTY_ENTRY_BOOL("silead,home-button"),
 985         { }
 986 };
 987
 988 static const struct ts_dmi_data trekstor_primebook_c13_data = {
 989         .acpi_name      = "MSSL1680:00",
 990         .properties     = trekstor_primebook_c13_props,
 991 };
 992
 993 static const struct property_entry trekstor_primetab_t13b_props[] = {
 994         PROPERTY_ENTRY_U32("touchscreen-size-x", 2500),
 995         PROPERTY_ENTRY_U32("touchscreen-size-y", 1900),
 996         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-trekstor-primetab-t13b.fw"),
 997         PROPERTY_ENTRY_BOOL("silead,home-button"),
 998         PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
 999         { }
1000 };
1001
1002 static const struct ts_dmi_data trekstor_primetab_t13b_data = {
1003         .acpi_name  = "MSSL1680:00",
1004         .properties = trekstor_primetab_t13b_props,
1005 };
1006
1007 static const struct property_entry trekstor_surftab_duo_w1_props[] = {
1008         PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
1009         { }
1010 };
1011
1012 static const struct ts_dmi_data trekstor_surftab_duo_w1_data = {
1013         .acpi_name      = "GDIX1001:00",
1014         .properties     = trekstor_surftab_duo_w1_props,
1015 };
1016
1017 static const struct property_entry trekstor_surftab_twin_10_1_props[] = {
1018         PROPERTY_ENTRY_U32("touchscreen-min-x", 20),
1019         PROPERTY_ENTRY_U32("touchscreen-min-y", 0),
1020         PROPERTY_ENTRY_U32("touchscreen-size-x", 1890),
1021         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
1022         PROPERTY_ENTRY_U32("touchscreen-inverted-y", 1),
1023         PROPERTY_ENTRY_STRING("firmware-name", "gsl3670-surftab-twin-10-1-st10432-8.fw"),
1024         PROPERTY_ENTRY_BOOL("silead,home-button"),
1025         { }
1026 };
1027
1028 static const struct ts_dmi_data trekstor_surftab_twin_10_1_data = {
1029         .acpi_name      = "MSSL1680:00",
1030         .properties     = trekstor_surftab_twin_10_1_props,
1031 };
1032
1033 static const struct property_entry trekstor_surftab_wintron70_props[] = {
1034         PROPERTY_ENTRY_U32("touchscreen-min-x", 12),
1035         PROPERTY_ENTRY_U32("touchscreen-min-y", 8),
1036         PROPERTY_ENTRY_U32("touchscreen-size-x", 884),
1037         PROPERTY_ENTRY_U32("touchscreen-size-y", 632),
1038         PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-surftab-wintron70-st70416-6.fw"),
1039         PROPERTY_ENTRY_BOOL("silead,home-button"),
1040         { }
1041 };
1042
1043 static const struct ts_dmi_data trekstor_surftab_wintron70_data = {
1044         .acpi_name      = "MSSL1680:00",
1045         .properties     = trekstor_surftab_wintron70_props,
1046 };
1047
1048 static const struct property_entry viglen_connect_10_props[] = {
1049         PROPERTY_ENTRY_U32("touchscreen-size-x", 1890),
1050         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
1051         PROPERTY_ENTRY_U32("touchscreen-fuzz-x", 6),
1052         PROPERTY_ENTRY_U32("touchscreen-fuzz-y", 6),
1053         PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
1054         PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-viglen-connect-10.fw"),
1055         PROPERTY_ENTRY_BOOL("silead,home-button"),
1056         { }
1057 };
1058
1059 static const struct ts_dmi_data viglen_connect_10_data = {
1060         .acpi_name      = "MSSL1680:00",
1061         .properties     = viglen_connect_10_props,
1062 };
1063
1064 static const struct property_entry vinga_twizzle_j116_props[] = {
1065         PROPERTY_ENTRY_U32("touchscreen-size-x", 1920),
1066         PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
1067         PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-vinga-twizzle_j116.fw"),
1068         PROPERTY_ENTRY_BOOL("silead,home-button"),
1069         { }
1070 };
1071
1072 static const struct ts_dmi_data vinga_twizzle_j116_data = {
1073         .acpi_name      = "MSSL1680:00",
1074         .properties     = vinga_twizzle_j116_props,
1075 };
1076
1077 /* NOTE: Please keep this table sorted alphabetically */
1078 const struct dmi_system_id touchscreen_dmi_table[] = {
1079         {
1080                 /* Archos 101 Cesium Educ */
1081                 .driver_data = (void *)&archos_101_cesium_educ_data,
1082                 .matches = {
1083                         DMI_MATCH(DMI_PRODUCT_NAME, "ARCHOS 101 Cesium Educ"),
1084                 },
1085         },
1086         {
1087                 /* Bush Windows tablet */
1088                 .driver_data = (void *)&bush_bush_windows_tablet_data,
1089                 .matches = {
1090                         DMI_MATCH(DMI_PRODUCT_NAME, "Bush Windows tablet"),
1091                 },
1092         },
1093         {
1094                 /* Chuwi Hi8 */
1095                 .driver_data = (void *)&chuwi_hi8_data,
1096                 .matches = {
1097                         DMI_MATCH(DMI_SYS_VENDOR, "ilife"),
1098                         DMI_MATCH(DMI_PRODUCT_NAME, "S806"),
1099                 },
1100         },
1101         {
1102                 /* Chuwi Hi8 (H1D_S806_206) */
1103                 .driver_data = (void *)&chuwi_hi8_data,
1104                 .matches = {
1105                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1106                         DMI_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
1107                         DMI_MATCH(DMI_BIOS_VERSION, "H1D_S806_206"),
1108                 },
1109         },
1110         {
1111                 /* Chuwi Hi8 Air (CWI543) */
1112                 .driver_data = (void *)&chuwi_hi8_air_data,
1113                 .matches = {
1114                         DMI_MATCH(DMI_BOARD_VENDOR, "Default string"),
1115                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1116                         DMI_MATCH(DMI_PRODUCT_NAME, "Hi8 Air"),
1117                 },
1118         },
1119         {
1120                 /* Chuwi Hi8 Pro (CWI513) */
1121                 .driver_data = (void *)&chuwi_hi8_pro_data,
1122                 .matches = {
1123                         DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"),
1124                         DMI_MATCH(DMI_PRODUCT_NAME, "X1D3_C806N"),
1125                 },
1126         },
1127         {
1128                 /* Chuwi Hi10 Air */
1129                 .driver_data = (void *)&chuwi_hi10_air_data,
1130                 .matches = {
1131                         DMI_MATCH(DMI_SYS_VENDOR, "CHUWI INNOVATION AND TECHNOLOGY(SHENZHEN)CO.LTD"),
1132                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1133                         DMI_MATCH(DMI_PRODUCT_SKU, "P1W6_C109D_B"),
1134                 },
1135         },
1136         {
1137                 /* Chuwi Hi10 Plus (CWI527) */
1138                 .driver_data = (void *)&chuwi_hi10_plus_data,
1139                 .matches = {
1140                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1141                         DMI_MATCH(DMI_PRODUCT_NAME, "Hi10 plus tablet"),
1142                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1143                 },
1144         },
1145         {
1146                 /* Chuwi Hi10 Pro (CWI529) */
1147                 .driver_data = (void *)&chuwi_hi10_pro_data,
1148                 .matches = {
1149                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1150                         DMI_MATCH(DMI_PRODUCT_NAME, "Hi10 pro tablet"),
1151                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1152                 },
1153         },
1154         {
1155                 /* Chuwi HiBook (CWI514) */
1156                 .driver_data = (void *)&chuwi_hibook_data,
1157                 .matches = {
1158                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1159                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1160                         /* Above matches are too generic, add bios-date match */
1161                         DMI_MATCH(DMI_BIOS_DATE, "05/07/2016"),
1162                 },
1163         },
1164         {
1165                 /* Chuwi Vi8 (CWI501) */
1166                 .driver_data = (void *)&chuwi_vi8_data,
1167                 .matches = {
1168                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1169                         DMI_MATCH(DMI_PRODUCT_NAME, "i86"),
1170                         DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.W86JLBNR01"),
1171                 },
1172         },
1173         {
1174                 /* Chuwi Vi8 (CWI506) */
1175                 .driver_data = (void *)&chuwi_vi8_data,
1176                 .matches = {
1177                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1178                         DMI_MATCH(DMI_PRODUCT_NAME, "i86"),
1179                         DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.D86JLBNR"),
1180                 },
1181         },
1182         {
1183                 /* Chuwi Vi8 dual-boot (CWI506) */
1184                 .driver_data = (void *)&chuwi_vi8_data,
1185                 .matches = {
1186                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1187                         DMI_MATCH(DMI_PRODUCT_NAME, "i86"),
1188                         DMI_MATCH(DMI_BIOS_VERSION, "CHUWI2.D86JHBNR02"),
1189                 },
1190         },
1191         {
1192                 /* Chuwi Vi8 Plus (CWI519) */
1193                 .driver_data = (void *)&chuwi_vi8_plus_data,
1194                 .matches = {
1195                         DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"),
1196                         DMI_MATCH(DMI_PRODUCT_NAME, "D2D3_Vi8A1"),
1197                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1198                 },
1199         },
1200         {
1201                 /* Chuwi Vi10 (CWI505) */
1202                 .driver_data = (void *)&chuwi_vi10_data,
1203                 .matches = {
1204                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1205                         DMI_MATCH(DMI_BOARD_NAME, "BYT-PF02"),
1206                         DMI_MATCH(DMI_SYS_VENDOR, "ilife"),
1207                         DMI_MATCH(DMI_PRODUCT_NAME, "S165"),
1208                 },
1209         },
1210         {
1211                 /* Chuwi Surbook Mini (CWI540) */
1212                 .driver_data = (void *)&chuwi_surbook_mini_data,
1213                 .matches = {
1214                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1215                         DMI_MATCH(DMI_PRODUCT_NAME, "C3W6_AP108_4G"),
1216                 },
1217         },
1218         {
1219                 /* Connect Tablet 9 */
1220                 .driver_data = (void *)&connect_tablet9_data,
1221                 .matches = {
1222                         DMI_MATCH(DMI_SYS_VENDOR, "Connect"),
1223                         DMI_MATCH(DMI_PRODUCT_NAME, "Tablet 9"),
1224                 },
1225         },
1226         {
1227                 /* CSL Panther Tab HD */
1228                 .driver_data = (void *)&csl_panther_tab_hd_data,
1229                 .matches = {
1230                         DMI_MATCH(DMI_SYS_VENDOR, "CSL Computer GmbH & Co. KG"),
1231                         DMI_MATCH(DMI_PRODUCT_NAME, "CSL Panther Tab HD"),
1232                 },
1233         },
1234         {
1235                 /* CUBE iwork8 Air */
1236                 .driver_data = (void *)&cube_iwork8_air_data,
1237                 .matches = {
1238                         DMI_MATCH(DMI_SYS_VENDOR, "cube"),
1239                         DMI_MATCH(DMI_PRODUCT_NAME, "i1-TF"),
1240                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1241                 },
1242         },
1243         {
1244                 /* Cube KNote i1101 */
1245                 .driver_data = (void *)&cube_knote_i1101_data,
1246                 .matches = {
1247                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
1248                         DMI_MATCH(DMI_BOARD_NAME, "L1W6_I1101"),
1249                         DMI_MATCH(DMI_SYS_VENDOR, "ALLDOCUBE"),
1250                         DMI_MATCH(DMI_PRODUCT_NAME, "i1101"),
1251                 },
1252         },
1253         {
1254                 /* DEXP Ursus 7W */
1255                 .driver_data = (void *)&dexp_ursus_7w_data,
1256                 .matches = {
1257                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1258                         DMI_MATCH(DMI_PRODUCT_NAME, "7W"),
1259                 },
1260         },
1261         {
1262                 /* DEXP Ursus KX210i */
1263                 .driver_data = (void *)&dexp_ursus_kx210i_data,
1264                 .matches = {
1265                         DMI_MATCH(DMI_SYS_VENDOR, "INSYDE Corp."),
1266                         DMI_MATCH(DMI_PRODUCT_NAME, "S107I"),
1267                 },
1268         },
1269         {
1270                 /* Digma Citi E200 */
1271                 .driver_data = (void *)&digma_citi_e200_data,
1272                 .matches = {
1273                         DMI_MATCH(DMI_SYS_VENDOR, "Digma"),
1274                         DMI_MATCH(DMI_PRODUCT_NAME, "CITI E200"),
1275                         DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
1276                 },
1277         },
1278         {
1279                 /* Estar Beauty HD (MID 7316R) */
1280                 .driver_data = (void *)&estar_beauty_hd_data,
1281                 .matches = {
1282                         DMI_MATCH(DMI_SYS_VENDOR, "Estar"),
1283                         DMI_MATCH(DMI_PRODUCT_NAME, "eSTAR BEAUTY HD Intel Quad core"),
1284                 },
1285         },
1286         {
1287                 /* GP-electronic T701 */
1288                 .driver_data = (void *)&gp_electronic_t701_data,
1289                 .matches = {
1290                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1291                         DMI_MATCH(DMI_PRODUCT_NAME, "T701"),
1292                         DMI_MATCH(DMI_BIOS_VERSION, "BYT70A.YNCHENG.WIN.007"),
1293                 },
1294         },
1295         {
1296                 /* I.T.Works TW701 (same hardware as the Trekstor ST70416-6) */
1297                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1298                 .matches = {
1299                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1300                         DMI_MATCH(DMI_PRODUCT_NAME, "i71c"),
1301                         DMI_MATCH(DMI_BIOS_VERSION, "itWORKS.G.WI71C.JGBMRB"),
1302                 },
1303         },
1304         {
1305                 /* Irbis TW90 */
1306                 .driver_data = (void *)&irbis_tw90_data,
1307                 .matches = {
1308                         DMI_MATCH(DMI_SYS_VENDOR, "IRBIS"),
1309                         DMI_MATCH(DMI_PRODUCT_NAME, "TW90"),
1310                 },
1311         },
1312         {
1313                 /* Irbis TW118 */
1314                 .driver_data = (void *)&irbis_tw118_data,
1315                 .matches = {
1316                         DMI_MATCH(DMI_SYS_VENDOR, "IRBIS"),
1317                         DMI_MATCH(DMI_PRODUCT_NAME, "TW118"),
1318                 },
1319         },
1320         {
1321                 /* I.T.Works TW891 */
1322                 .driver_data = (void *)&itworks_tw891_data,
1323                 .matches = {
1324                         DMI_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
1325                         DMI_MATCH(DMI_PRODUCT_NAME, "TW891"),
1326                 },
1327         },
1328         {
1329                 /* Jumper EZpad 6 Pro */
1330                 .driver_data = (void *)&jumper_ezpad_6_pro_data,
1331                 .matches = {
1332                         DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
1333                         DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
1334                         DMI_MATCH(DMI_BIOS_VERSION, "5.12"),
1335                         /* Above matches are too generic, add bios-date match */
1336                         DMI_MATCH(DMI_BIOS_DATE, "08/18/2017"),
1337                 },
1338         },
1339         {
1340                 /* Jumper EZpad 6 Pro B */
1341                 .driver_data = (void *)&jumper_ezpad_6_pro_b_data,
1342                 .matches = {
1343                         DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
1344                         DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
1345                         DMI_MATCH(DMI_BIOS_VERSION, "5.12"),
1346                         /* Above matches are too generic, add bios-date match */
1347                         DMI_MATCH(DMI_BIOS_DATE, "04/24/2018"),
1348                 },
1349         },
1350         {
1351                 /* Jumper EZpad 6s Pro */
1352                 .driver_data = (void *)&jumper_ezpad_6_pro_b_data,
1353                 .matches = {
1354                         DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
1355                         DMI_MATCH(DMI_PRODUCT_NAME, "Ezpad"),
1356                         /* Above matches are too generic, add bios match */
1357                         DMI_MATCH(DMI_BIOS_VERSION, "E.WSA116_8.E1.042.bin"),
1358                         DMI_MATCH(DMI_BIOS_DATE, "01/08/2020"),
1359                 },
1360         },
1361         {
1362                 /* Jumper EZpad 6 m4 */
1363                 .driver_data = (void *)&jumper_ezpad_6_m4_data,
1364                 .matches = {
1365                         DMI_MATCH(DMI_SYS_VENDOR, "jumper"),
1366                         DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
1367                         /* Jumper8.S106x.A00C.1066 with the version dropped */
1368                         DMI_MATCH(DMI_BIOS_VERSION, "Jumper8.S106x"),
1369                 },
1370         },
1371         {
1372                 /* Jumper EZpad 7 */
1373                 .driver_data = (void *)&jumper_ezpad_7_data,
1374                 .matches = {
1375                         DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
1376                         DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
1377                         /* Jumper12x.WJ2012.bsBKRCP05 with the version dropped */
1378                         DMI_MATCH(DMI_BIOS_VERSION, "Jumper12x.WJ2012.bsBKRCP"),
1379                 },
1380         },
1381         {
1382                 /* Jumper EZpad mini3 */
1383                 .driver_data = (void *)&jumper_ezpad_mini3_data,
1384                 .matches = {
1385                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1386                         /* jumperx.T87.KFBNEEA02 with the version-nr dropped */
1387                         DMI_MATCH(DMI_BIOS_VERSION, "jumperx.T87.KFBNEEA"),
1388                 },
1389         },
1390         {
1391                 /* Juno Tablet */
1392                 .driver_data = (void *)&gdix1002_upside_down_data,
1393                 .matches = {
1394                         DMI_MATCH(DMI_SYS_VENDOR, "Default string"),
1395                         /* Both product- and board-name being "Default string" is somewhat rare */
1396                         DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
1397                         DMI_MATCH(DMI_BOARD_NAME, "Default string"),
1398                         /* Above matches are too generic, add partial bios-version match */
1399                         DMI_MATCH(DMI_BIOS_VERSION, "JP2V1."),
1400                 },
1401         },
1402         {
1403                 /* Mediacom WinPad 7.0 W700 (same hw as Wintron surftab 7") */
1404                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1405                 .matches = {
1406                         DMI_MATCH(DMI_SYS_VENDOR, "MEDIACOM"),
1407                         DMI_MATCH(DMI_PRODUCT_NAME, "WinPad 7 W10 - WPW700"),
1408                 },
1409         },
1410         {
1411                 /* Mediacom Flexbook Edge 11 (same hw as TS Primebook C11) */
1412                 .driver_data = (void *)&trekstor_primebook_c11_data,
1413                 .matches = {
1414                         DMI_MATCH(DMI_SYS_VENDOR, "MEDIACOM"),
1415                         DMI_MATCH(DMI_PRODUCT_NAME, "FlexBook edge11 - M-FBE11"),
1416                 },
1417         },
1418         {
1419                 /* MP Man Converter 9 */
1420                 .driver_data = (void *)&mpman_converter9_data,
1421                 .matches = {
1422                         DMI_MATCH(DMI_SYS_VENDOR, "MPMAN"),
1423                         DMI_MATCH(DMI_PRODUCT_NAME, "Converter9"),
1424                 },
1425         },
1426         {
1427                 /* MP Man MPWIN895CL */
1428                 .driver_data = (void *)&mpman_mpwin895cl_data,
1429                 .matches = {
1430                         DMI_MATCH(DMI_SYS_VENDOR, "MPMAN"),
1431                         DMI_MATCH(DMI_PRODUCT_NAME, "MPWIN8900CL"),
1432                 },
1433         },
1434         {
1435                 /* Myria MY8307 */
1436                 .driver_data = (void *)&myria_my8307_data,
1437                 .matches = {
1438                         DMI_MATCH(DMI_SYS_VENDOR, "Complet Electro Serv"),
1439                         DMI_MATCH(DMI_PRODUCT_NAME, "MY8307"),
1440                 },
1441         },
1442         {
1443                 /* Onda oBook 20 Plus */
1444                 .driver_data = (void *)&onda_obook_20_plus_data,
1445                 .matches = {
1446                         DMI_MATCH(DMI_SYS_VENDOR, "ONDA"),
1447                         DMI_MATCH(DMI_PRODUCT_NAME, "OBOOK 20 PLUS"),
1448                 },
1449         },
1450         {
1451                 /* ONDA V80 plus v3 (P80PSBG9V3A01501) */
1452                 .driver_data = (void *)&onda_v80_plus_v3_data,
1453                 .matches = {
1454                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ONDA"),
1455                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "V80 PLUS")
1456                 },
1457         },
1458         {
1459                 /* ONDA V820w DualOS */
1460                 .driver_data = (void *)&onda_v820w_32g_data,
1461                 .matches = {
1462                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "ONDA"),
1463                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "V820w DualOS")
1464                 },
1465         },
1466         {
1467                 /* ONDA V891 v5 */
1468                 .driver_data = (void *)&onda_v891_v5_data,
1469                 .matches = {
1470                         DMI_MATCH(DMI_SYS_VENDOR, "ONDA"),
1471                         DMI_MATCH(DMI_PRODUCT_NAME, "ONDA Tablet"),
1472                         DMI_MATCH(DMI_BIOS_VERSION, "ONDA.D869CJABNRBA06"),
1473                 },
1474         },
1475         {
1476                 /* ONDA V891w revision P891WBEBV1B00 aka v1 */
1477                 .driver_data = (void *)&onda_v891w_v1_data,
1478                 .matches = {
1479                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "ONDA"),
1480                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "ONDA Tablet"),
1481                         DMI_EXACT_MATCH(DMI_BOARD_VERSION, "V001"),
1482                         /* Exact match, different versions need different fw */
1483                         DMI_EXACT_MATCH(DMI_BIOS_VERSION, "ONDA.W89EBBN08"),
1484                 },
1485         },
1486         {
1487                 /* ONDA V891w Dual OS P891DCF2V1A01274 64GB */
1488                 .driver_data = (void *)&onda_v891w_v3_data,
1489                 .matches = {
1490                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1491                         DMI_MATCH(DMI_PRODUCT_NAME, "ONDA Tablet"),
1492                         DMI_MATCH(DMI_BIOS_VERSION, "ONDA.D890HBBNR0A"),
1493                 },
1494         },
1495         {
1496                 /* Pipo W2S */
1497                 .driver_data = (void *)&pipo_w2s_data,
1498                 .matches = {
1499                         DMI_MATCH(DMI_SYS_VENDOR, "PIPO"),
1500                         DMI_MATCH(DMI_PRODUCT_NAME, "W2S"),
1501                 },
1502         },
1503         {
1504                 /* Pipo W11 */
1505                 .driver_data = (void *)&pipo_w11_data,
1506                 .matches = {
1507                         DMI_MATCH(DMI_SYS_VENDOR, "PIPO"),
1508                         DMI_MATCH(DMI_PRODUCT_NAME, "To be filled by O.E.M."),
1509                         /* Above matches are too generic, add bios-ver match */
1510                         DMI_MATCH(DMI_BIOS_VERSION, "JS-BI-10.6-SF133GR300-GA55B-024-F"),
1511                 },
1512         },
1513         {
1514                 /* Ployer Momo7w (same hardware as the Trekstor ST70416-6) */
1515                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1516                 .matches = {
1517                         DMI_MATCH(DMI_SYS_VENDOR, "Shenzhen PLOYER"),
1518                         DMI_MATCH(DMI_PRODUCT_NAME, "MOMO7W"),
1519                         /* Exact match, different versions need different fw */
1520                         DMI_MATCH(DMI_BIOS_VERSION, "MOMO.G.WI71C.MABMRBA02"),
1521                 },
1522         },
1523         {
1524                 /* Positivo C4128B */
1525                 .driver_data = (void *)&positivo_c4128b_data,
1526                 .matches = {
1527                         DMI_MATCH(DMI_SYS_VENDOR, "Positivo Tecnologia SA"),
1528                         DMI_MATCH(DMI_PRODUCT_NAME, "C4128B-1"),
1529                 },
1530         },
1531         {
1532                 /* Point of View mobii wintab p800w (v2.0) */
1533                 .driver_data = (void *)&pov_mobii_wintab_p800w_v20_data,
1534                 .matches = {
1535                         DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
1536                         DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
1537                         DMI_MATCH(DMI_BIOS_VERSION, "3BAIR1014"),
1538                         /* Above matches are too generic, add bios-date match */
1539                         DMI_MATCH(DMI_BIOS_DATE, "10/24/2014"),
1540                 },
1541         },
1542         {
1543                 /* Predia Basic tablet) */
1544                 .driver_data = (void *)&predia_basic_data,
1545                 .matches = {
1546                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1547                         DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"),
1548                         /* Above matches are too generic, add bios-version match */
1549                         DMI_MATCH(DMI_BIOS_VERSION, "Mx.WT107.KUBNGEA"),
1550                 },
1551         },
1552         {
1553                 /* Point of View mobii wintab p800w (v2.1) */
1554                 .driver_data = (void *)&pov_mobii_wintab_p800w_v21_data,
1555                 .matches = {
1556                         DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
1557                         DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
1558                         DMI_MATCH(DMI_BIOS_VERSION, "3BAIR1013"),
1559                         /* Above matches are too generic, add bios-date match */
1560                         DMI_MATCH(DMI_BIOS_DATE, "08/22/2014"),
1561                 },
1562         },
1563         {
1564                 /* Point of View mobii wintab p1006w (v1.0) */
1565                 .driver_data = (void *)&pov_mobii_wintab_p1006w_v10_data,
1566                 .matches = {
1567                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"),
1568                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
1569                         /* Note 105b is Foxcon's USB/PCI vendor id */
1570                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "105B"),
1571                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"),
1572                 },
1573         },
1574         {
1575                 /* RCA Cambio W101 v2 */
1576                 /* https://github.com/onitake/gsl-firmware/discussions/193 */
1577                 .driver_data = (void *)&rca_cambio_w101_v2_data,
1578                 .matches = {
1579                         DMI_MATCH(DMI_SYS_VENDOR, "RCA"),
1580                         DMI_MATCH(DMI_PRODUCT_NAME, "W101SA23T1"),
1581                 },
1582         },
1583         {
1584                 /* RWC NANOTE P8 */
1585                 .driver_data = (void *)&rwc_nanote_p8_data,
1586                 .matches = {
1587                         DMI_MATCH(DMI_BOARD_VENDOR, "Default string"),
1588                         DMI_MATCH(DMI_PRODUCT_NAME, "AY07J"),
1589                         DMI_MATCH(DMI_PRODUCT_SKU, "0001")
1590                 },
1591         },
1592         {
1593                 /* Schneider SCT101CTM */
1594                 .driver_data = (void *)&schneider_sct101ctm_data,
1595                 .matches = {
1596                         DMI_MATCH(DMI_SYS_VENDOR, "Default string"),
1597                         DMI_MATCH(DMI_PRODUCT_NAME, "SCT101CTM"),
1598                 },
1599         },
1600         {
1601                 /* GlobalSpace SoLT IVW 11.6" */
1602                 .driver_data = (void *)&globalspace_solt_ivw116_data,
1603                 .matches = {
1604                         DMI_MATCH(DMI_SYS_VENDOR, "Globalspace Tech Pvt Ltd"),
1605                         DMI_MATCH(DMI_PRODUCT_NAME, "SolTIVW"),
1606                         DMI_MATCH(DMI_PRODUCT_SKU, "PN20170413488"),
1607                 },
1608         },
1609         {
1610                 /* Techbite Arc 11.6 */
1611                 .driver_data = (void *)&techbite_arc_11_6_data,
1612                 .matches = {
1613                         DMI_MATCH(DMI_SYS_VENDOR, "mPTech"),
1614                         DMI_MATCH(DMI_PRODUCT_NAME, "techBite Arc 11.6"),
1615                         DMI_MATCH(DMI_BOARD_NAME, "G8316_272B"),
1616                 },
1617         },
1618         {
1619                 /* Teclast Tbook 11 */
1620                 .driver_data = (void *)&teclast_tbook11_data,
1621                 .matches = {
1622                         DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
1623                         DMI_MATCH(DMI_PRODUCT_NAME, "TbooK 11"),
1624                         DMI_MATCH(DMI_PRODUCT_SKU, "E5A6_A1"),
1625                 },
1626         },
1627         {
1628                 /* Teclast X16 Plus */
1629                 .driver_data = (void *)&teclast_x16_plus_data,
1630                 .matches = {
1631                         DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
1632                         DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
1633                         DMI_MATCH(DMI_PRODUCT_SKU, "D3A5_A1"),
1634                 },
1635         },
1636         {
1637                 /* Teclast X3 Plus */
1638                 .driver_data = (void *)&teclast_x3_plus_data,
1639                 .matches = {
1640                         DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
1641                         DMI_MATCH(DMI_PRODUCT_NAME, "X3 Plus"),
1642                         DMI_MATCH(DMI_BOARD_NAME, "X3 Plus"),
1643                 },
1644         },
1645         {
1646                 /* Teclast X89 (Android version / BIOS) */
1647                 .driver_data = (void *)&gdix1001_upside_down_data,
1648                 .matches = {
1649                         DMI_MATCH(DMI_BOARD_VENDOR, "WISKY"),
1650                         DMI_MATCH(DMI_BOARD_NAME, "3G062i"),
1651                 },
1652         },
1653         {
1654                 /* Teclast X89 (Windows version / BIOS) */
1655                 .driver_data = (void *)&gdix1001_upside_down_data,
1656                 .matches = {
1657                         /* tPAD is too generic, also match on bios date */
1658                         DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
1659                         DMI_MATCH(DMI_BOARD_NAME, "tPAD"),
1660                         DMI_MATCH(DMI_BIOS_DATE, "12/19/2014"),
1661                 },
1662         },
1663         {
1664                 /* Teclast X98 Plus II */
1665                 .driver_data = (void *)&teclast_x98plus2_data,
1666                 .matches = {
1667                         DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
1668                         DMI_MATCH(DMI_PRODUCT_NAME, "X98 Plus II"),
1669                 },
1670         },
1671         {
1672                 /* Teclast X98 Pro */
1673                 .driver_data = (void *)&gdix1001_upside_down_data,
1674                 .matches = {
1675                         /*
1676                          * Only match BIOS date, because the manufacturers
1677                          * BIOS does not report the board name at all
1678                          * (sometimes)...
1679                          */
1680                         DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
1681                         DMI_MATCH(DMI_BIOS_DATE, "10/28/2015"),
1682                 },
1683         },
1684         {
1685                 /* Trekstor Primebook C11 */
1686                 .driver_data = (void *)&trekstor_primebook_c11_data,
1687                 .matches = {
1688                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1689                         DMI_MATCH(DMI_PRODUCT_NAME, "Primebook C11"),
1690                 },
1691         },
1692         {
1693                 /* Trekstor Primebook C11B (same touchscreen as the C11) */
1694                 .driver_data = (void *)&trekstor_primebook_c11_data,
1695                 .matches = {
1696                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1697                         DMI_MATCH(DMI_PRODUCT_NAME, "PRIMEBOOK C11B"),
1698                 },
1699         },
1700         {
1701                 /* Trekstor Primebook C13 */
1702                 .driver_data = (void *)&trekstor_primebook_c13_data,
1703                 .matches = {
1704                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1705                         DMI_MATCH(DMI_PRODUCT_NAME, "Primebook C13"),
1706                 },
1707         },
1708         {
1709                 /* Trekstor Primetab T13B */
1710                 .driver_data = (void *)&trekstor_primetab_t13b_data,
1711                 .matches = {
1712                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1713                         DMI_MATCH(DMI_PRODUCT_NAME, "Primetab T13B"),
1714                 },
1715         },
1716         {
1717                 /* TrekStor SurfTab duo W1 10.1 ST10432-10b */
1718                 .driver_data = (void *)&trekstor_surftab_duo_w1_data,
1719                 .matches = {
1720                         DMI_MATCH(DMI_SYS_VENDOR, "TrekStor"),
1721                         DMI_MATCH(DMI_PRODUCT_NAME, "SurfTab duo W1 10.1 (VT4)"),
1722                 },
1723         },
1724         {
1725                 /* TrekStor SurfTab twin 10.1 ST10432-8 */
1726                 .driver_data = (void *)&trekstor_surftab_twin_10_1_data,
1727                 .matches = {
1728                         DMI_MATCH(DMI_SYS_VENDOR, "TrekStor"),
1729                         DMI_MATCH(DMI_PRODUCT_NAME, "SurfTab twin 10.1"),
1730                 },
1731         },
1732         {
1733                 /* Trekstor Surftab Wintron 7.0 ST70416-6 */
1734                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1735                 .matches = {
1736                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1737                         DMI_MATCH(DMI_PRODUCT_NAME, "ST70416-6"),
1738                         /* Exact match, different versions need different fw */
1739                         DMI_MATCH(DMI_BIOS_VERSION, "TREK.G.WI71C.JGBMRBA04"),
1740                 },
1741         },
1742         {
1743                 /* Trekstor Surftab Wintron 7.0 ST70416-6, newer BIOS */
1744                 .driver_data = (void *)&trekstor_surftab_wintron70_data,
1745                 .matches = {
1746                         DMI_MATCH(DMI_SYS_VENDOR, "TrekStor"),
1747                         DMI_MATCH(DMI_PRODUCT_NAME, "SurfTab wintron 7.0 ST70416-6"),
1748                         /* Exact match, different versions need different fw */
1749                         DMI_MATCH(DMI_BIOS_VERSION, "TREK.G.WI71C.JGBMRBA05"),
1750                 },
1751         },
1752         {
1753                 /* Trekstor Yourbook C11B (same touchscreen as the Primebook C11) */
1754                 .driver_data = (void *)&trekstor_primebook_c11_data,
1755                 .matches = {
1756                         DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1757                         DMI_MATCH(DMI_PRODUCT_NAME, "YOURBOOK C11B"),
1758                 },
1759         },
1760         {
1761                 /* Viglen Connect 10 */
1762                 .driver_data = (void *)&viglen_connect_10_data,
1763                 .matches = {
1764                         DMI_MATCH(DMI_SYS_VENDOR, "Viglen Ltd."),
1765                         DMI_MATCH(DMI_PRODUCT_NAME, "Connect 10'' Tablet PC"),
1766                 },
1767         },
1768         {
1769                 /* Vinga Twizzle J116 */
1770                 .driver_data = (void *)&vinga_twizzle_j116_data,
1771                 .matches = {
1772                         DMI_MATCH(DMI_PRODUCT_NAME, "VINGA Twizzle J116"),
1773                 },
1774         },
1775         {
1776                 /* "WinBook TW100" */
1777                 .driver_data = (void *)&gdix1001_upside_down_data,
1778                 .matches = {
1779                         DMI_MATCH(DMI_SYS_VENDOR, "WinBook"),
1780                         DMI_MATCH(DMI_PRODUCT_NAME, "TW100")
1781                 }
1782         },
1783         {
1784                 /* WinBook TW700 */
1785                 .driver_data = (void *)&gdix1001_upside_down_data,
1786                 .matches = {
1787                         DMI_MATCH(DMI_SYS_VENDOR, "WinBook"),
1788                         DMI_MATCH(DMI_PRODUCT_NAME, "TW700")
1789                 },
1790         },
1791         {
1792                 /* Yours Y8W81, same case and touchscreen as Chuwi Vi8 */
1793                 .driver_data = (void *)&chuwi_vi8_data,
1794                 .matches = {
1795                         DMI_MATCH(DMI_SYS_VENDOR, "YOURS"),
1796                         DMI_MATCH(DMI_PRODUCT_NAME, "Y8W81"),
1797                 },
1798         },
1799         { }
1800 };
1801
1802 static struct ts_dmi_data *ts_data;
1803
1804 static void ts_dmi_add_props(struct i2c_client *client)
1805 {
1806         struct device *dev = &client->dev;
1807         int error;
1808
1809         if (has_acpi_companion(dev) &&
1810             strstarts(client->name, ts_data->acpi_name)) {
1811                 error = device_create_managed_software_node(dev, ts_data->properties, NULL);
1812                 if (error)
1813                         dev_err(dev, "failed to add properties: %d\n", error);
1814         }
1815 }
1816
1817 static int ts_dmi_notifier_call(struct notifier_block *nb,
1818                                 unsigned long action, void *data)
1819 {
1820         struct device *dev = data;
1821         struct i2c_client *client;
1822
1823         switch (action) {
1824         case BUS_NOTIFY_ADD_DEVICE:
1825                 client = i2c_verify_client(dev);
1826                 if (client)
1827                         ts_dmi_add_props(client);
1828                 break;
1829
1830         default:
1831                 break;
1832         }
1833
1834         return 0;
1835 }
1836
1837 #define MAX_CMDLINE_PROPS 16
1838
1839 static struct property_entry ts_cmdline_props[MAX_CMDLINE_PROPS + 1];
1840
1841 static struct ts_dmi_data ts_cmdline_data = {
1842         .properties = ts_cmdline_props,
1843 };
1844
1845 static int __init ts_parse_props(char *str)
1846 {
1847         /* Save the original str to show it on syntax errors */
1848         char orig_str[256];
1849         char *name, *value;
1850         u32 u32val;
1851         int i, ret;
1852
1853         strscpy(orig_str, str);
1854
1855         /*
1856          * str is part of the static_command_line from init/main.c and poking
1857          * holes in that by writing 0 to it is allowed, as is taking long
1858          * lasting references to it.
1859          */
1860         ts_cmdline_data.acpi_name = strsep(&str, ":");
1861
1862         for (i = 0; i < MAX_CMDLINE_PROPS; i++) {
1863                 name = strsep(&str, ":");
1864                 if (!name || !name[0])
1865                         break;
1866
1867                 /* Replace '=' with 0 and make value point past '=' or NULL */
1868                 value = name;
1869                 strsep(&value, "=");
1870                 if (!value) {
1871                         ts_cmdline_props[i] = PROPERTY_ENTRY_BOOL(name);
1872                 } else if (isdigit(value[0])) {
1873                         ret = kstrtou32(value, 0, &u32val);
1874                         if (ret)
1875                                 goto syntax_error;
1876
1877                         ts_cmdline_props[i] = PROPERTY_ENTRY_U32(name, u32val);
1878                 } else {
1879                         ts_cmdline_props[i] = PROPERTY_ENTRY_STRING(name, value);
1880                 }
1881         }
1882
1883         if (!i || str)
1884                 goto syntax_error;
1885
1886         ts_data = &ts_cmdline_data;
1887         return 1;
1888
1889 syntax_error:
1890         pr_err("Invalid '%s' value for 'i2c_touchscreen_props='\n", orig_str);
1891         return 1; /* "i2c_touchscreen_props=" is still a known parameter */
1892 }
1893 __setup("i2c_touchscreen_props=", ts_parse_props);
1894
1895 static struct notifier_block ts_dmi_notifier = {
1896         .notifier_call = ts_dmi_notifier_call,
1897 };
1898
1899 static int __init ts_dmi_init(void)
1900 {
1901         const struct dmi_system_id *dmi_id;
1902         struct ts_dmi_data *ts_data_dmi;
1903         int error;
1904
1905         dmi_id = dmi_first_match(touchscreen_dmi_table);
1906         ts_data_dmi = dmi_id ? dmi_id->driver_data : NULL;
1907
1908         if (ts_data) {
1909                 /*
1910                  * Kernel cmdline provided data takes precedence, copy over
1911                  * DMI efi_embedded_fw info if available.
1912                  */
1913                 if (ts_data_dmi)
1914                         ts_data->embedded_fw = ts_data_dmi->embedded_fw;
1915         } else if (ts_data_dmi) {
1916                 ts_data = ts_data_dmi;
1917         } else {
1918                 return 0; /* Not an error */
1919         }
1920
1921         /* Some dmi table entries only provide an efi_embedded_fw_desc */
1922         if (!ts_data->properties)
1923                 return 0;
1924
1925         error = bus_register_notifier(&i2c_bus_type, &ts_dmi_notifier);
1926         if (error)
1927                 pr_err("%s: failed to register i2c bus notifier: %d\n",
1928                         __func__, error);
1929
1930         return error;
1931 }
1932
1933 /*
1934  * We are registering out notifier after i2c core is initialized and i2c bus
1935  * itself is ready (which happens at postcore initcall level), but before
1936  * ACPI starts enumerating devices (at subsys initcall level).
1937  */
1938 arch_initcall(ts_dmi_init);