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/i2c.h>
15 #include <linux/notifier.h>
16 #include <linux/property.h>
17 #include <linux/string.h>
18 
19 struct ts_dmi_data {
20 	const char *acpi_name;
21 	const struct property_entry *properties;
22 };
23 
24 /* NOTE: Please keep all entries sorted alphabetically */
25 
26 static const struct property_entry chuwi_hi8_props[] = {
27 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1665),
28 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
29 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
30 	PROPERTY_ENTRY_BOOL("silead,home-button"),
31 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi8.fw"),
32 	{ }
33 };
34 
35 static const struct ts_dmi_data chuwi_hi8_data = {
36 	.acpi_name      = "MSSL0001:00",
37 	.properties     = chuwi_hi8_props,
38 };
39 
40 static const struct property_entry chuwi_hi8_air_props[] = {
41 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
42 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
43 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
44 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-chuwi-hi8-air.fw"),
45 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
46 	{ }
47 };
48 
49 static const struct ts_dmi_data chuwi_hi8_air_data = {
50 	.acpi_name	= "MSSL1680:00",
51 	.properties	= chuwi_hi8_air_props,
52 };
53 
54 static const struct property_entry chuwi_hi8_pro_props[] = {
55 	PROPERTY_ENTRY_U32("touchscreen-min-x", 6),
56 	PROPERTY_ENTRY_U32("touchscreen-min-y", 3),
57 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
58 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
59 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
60 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-chuwi-hi8-pro.fw"),
61 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
62 	PROPERTY_ENTRY_BOOL("silead,home-button"),
63 	{ }
64 };
65 
66 static const struct ts_dmi_data chuwi_hi8_pro_data = {
67 	.acpi_name	= "MSSL1680:00",
68 	.properties	= chuwi_hi8_pro_props,
69 };
70 
71 static const struct property_entry chuwi_hi10_air_props[] = {
72 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1981),
73 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1271),
74 	PROPERTY_ENTRY_U32("touchscreen-min-x", 99),
75 	PROPERTY_ENTRY_U32("touchscreen-min-y", 9),
76 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
77 	PROPERTY_ENTRY_U32("touchscreen-fuzz-x", 5),
78 	PROPERTY_ENTRY_U32("touchscreen-fuzz-y", 4),
79 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi10-air.fw"),
80 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
81 	PROPERTY_ENTRY_BOOL("silead,home-button"),
82 	{ }
83 };
84 
85 static const struct ts_dmi_data chuwi_hi10_air_data = {
86 	.acpi_name	= "MSSL1680:00",
87 	.properties	= chuwi_hi10_air_props,
88 };
89 
90 static const struct property_entry chuwi_hi10_plus_props[] = {
91 	PROPERTY_ENTRY_U32("touchscreen-min-x", 0),
92 	PROPERTY_ENTRY_U32("touchscreen-min-y", 5),
93 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1914),
94 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1283),
95 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-hi10plus.fw"),
96 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
97 	PROPERTY_ENTRY_BOOL("silead,home-button"),
98 	{ }
99 };
100 
101 static const struct ts_dmi_data chuwi_hi10_plus_data = {
102 	.acpi_name      = "MSSL0017:00",
103 	.properties     = chuwi_hi10_plus_props,
104 };
105 
106 static const struct property_entry chuwi_vi8_props[] = {
107 	PROPERTY_ENTRY_U32("touchscreen-min-x", 4),
108 	PROPERTY_ENTRY_U32("touchscreen-min-y", 6),
109 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1724),
110 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
111 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
112 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-chuwi-vi8.fw"),
113 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
114 	PROPERTY_ENTRY_BOOL("silead,home-button"),
115 	{ }
116 };
117 
118 static const struct ts_dmi_data chuwi_vi8_data = {
119 	.acpi_name      = "MSSL1680:00",
120 	.properties     = chuwi_vi8_props,
121 };
122 
123 static const struct property_entry chuwi_vi10_props[] = {
124 	PROPERTY_ENTRY_U32("touchscreen-min-x", 0),
125 	PROPERTY_ENTRY_U32("touchscreen-min-y", 4),
126 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1858),
127 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
128 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-chuwi-vi10.fw"),
129 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
130 	PROPERTY_ENTRY_BOOL("silead,home-button"),
131 	{ }
132 };
133 
134 static const struct ts_dmi_data chuwi_vi10_data = {
135 	.acpi_name      = "MSSL0002:00",
136 	.properties     = chuwi_vi10_props,
137 };
138 
139 static const struct property_entry chuwi_surbook_mini_props[] = {
140 	PROPERTY_ENTRY_U32("touchscreen-min-x", 88),
141 	PROPERTY_ENTRY_U32("touchscreen-min-y", 13),
142 	PROPERTY_ENTRY_U32("touchscreen-size-x", 2040),
143 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1524),
144 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-chuwi-surbook-mini.fw"),
145 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
146 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
147 	{ }
148 };
149 
150 static const struct ts_dmi_data chuwi_surbook_mini_data = {
151 	.acpi_name      = "MSSL1680:00",
152 	.properties     = chuwi_surbook_mini_props,
153 };
154 
155 static const struct property_entry connect_tablet9_props[] = {
156 	PROPERTY_ENTRY_U32("touchscreen-min-x", 9),
157 	PROPERTY_ENTRY_U32("touchscreen-min-y", 10),
158 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1664),
159 	PROPERTY_ENTRY_U32("touchscreen-size-y", 880),
160 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
161 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
162 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-connect-tablet9.fw"),
163 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
164 	{ }
165 };
166 
167 static const struct ts_dmi_data connect_tablet9_data = {
168 	.acpi_name      = "MSSL1680:00",
169 	.properties     = connect_tablet9_props,
170 };
171 
172 static const struct property_entry cube_iwork8_air_props[] = {
173 	PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
174 	PROPERTY_ENTRY_U32("touchscreen-min-y", 3),
175 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1664),
176 	PROPERTY_ENTRY_U32("touchscreen-size-y", 896),
177 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
178 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3670-cube-iwork8-air.fw"),
179 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
180 	{ }
181 };
182 
183 static const struct ts_dmi_data cube_iwork8_air_data = {
184 	.acpi_name	= "MSSL1680:00",
185 	.properties	= cube_iwork8_air_props,
186 };
187 
188 static const struct property_entry cube_knote_i1101_props[] = {
189 	PROPERTY_ENTRY_U32("touchscreen-min-x", 20),
190 	PROPERTY_ENTRY_U32("touchscreen-min-y",  22),
191 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1961),
192 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1513),
193 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-cube-knote-i1101.fw"),
194 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
195 	PROPERTY_ENTRY_BOOL("silead,home-button"),
196 	{ }
197 };
198 
199 static const struct ts_dmi_data cube_knote_i1101_data = {
200 	.acpi_name	= "MSSL1680:00",
201 	.properties	= cube_knote_i1101_props,
202 };
203 
204 static const struct property_entry dexp_ursus_7w_props[] = {
205 	PROPERTY_ENTRY_U32("touchscreen-size-x", 890),
206 	PROPERTY_ENTRY_U32("touchscreen-size-y", 630),
207 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-dexp-ursus-7w.fw"),
208 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
209 	PROPERTY_ENTRY_BOOL("silead,home-button"),
210 	{ }
211 };
212 
213 static const struct ts_dmi_data dexp_ursus_7w_data = {
214 	.acpi_name	= "MSSL1680:00",
215 	.properties	= dexp_ursus_7w_props,
216 };
217 
218 static const struct property_entry digma_citi_e200_props[] = {
219 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
220 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
221 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
222 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-digma_citi_e200.fw"),
223 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
224 	PROPERTY_ENTRY_BOOL("silead,home-button"),
225 	{ }
226 };
227 
228 static const struct ts_dmi_data digma_citi_e200_data = {
229 	.acpi_name	= "MSSL1680:00",
230 	.properties	= digma_citi_e200_props,
231 };
232 
233 static const struct property_entry gp_electronic_t701_props[] = {
234 	PROPERTY_ENTRY_U32("touchscreen-size-x", 960),
235 	PROPERTY_ENTRY_U32("touchscreen-size-y", 640),
236 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
237 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
238 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-gp-electronic-t701.fw"),
239 	{ }
240 };
241 
242 static const struct ts_dmi_data gp_electronic_t701_data = {
243 	.acpi_name	= "MSSL1680:00",
244 	.properties	= gp_electronic_t701_props,
245 };
246 
247 static const struct property_entry irbis_tw90_props[] = {
248 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1720),
249 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1138),
250 	PROPERTY_ENTRY_U32("touchscreen-min-x", 8),
251 	PROPERTY_ENTRY_U32("touchscreen-min-y", 14),
252 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
253 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
254 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-irbis_tw90.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 irbis_tw90_data = {
261 	.acpi_name	= "MSSL1680:00",
262 	.properties	= irbis_tw90_props,
263 };
264 
265 static const struct property_entry itworks_tw891_props[] = {
266 	PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
267 	PROPERTY_ENTRY_U32("touchscreen-min-y", 5),
268 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1600),
269 	PROPERTY_ENTRY_U32("touchscreen-size-y", 896),
270 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
271 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
272 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3670-itworks-tw891.fw"),
273 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
274 	{ }
275 };
276 
277 static const struct ts_dmi_data itworks_tw891_data = {
278 	.acpi_name	= "MSSL1680:00",
279 	.properties	= itworks_tw891_props,
280 };
281 
282 static const struct property_entry jumper_ezpad_6_pro_props[] = {
283 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
284 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
285 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-jumper-ezpad-6-pro.fw"),
286 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
287 	PROPERTY_ENTRY_BOOL("silead,home-button"),
288 	{ }
289 };
290 
291 static const struct ts_dmi_data jumper_ezpad_6_pro_data = {
292 	.acpi_name	= "MSSL1680:00",
293 	.properties	= jumper_ezpad_6_pro_props,
294 };
295 
296 static const struct property_entry jumper_ezpad_6_pro_b_props[] = {
297 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
298 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
299 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-jumper-ezpad-6-pro-b.fw"),
300 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
301 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
302 	PROPERTY_ENTRY_BOOL("silead,home-button"),
303 	{ }
304 };
305 
306 static const struct ts_dmi_data jumper_ezpad_6_pro_b_data = {
307 	.acpi_name      = "MSSL1680:00",
308 	.properties     = jumper_ezpad_6_pro_b_props,
309 };
310 
311 static const struct property_entry jumper_ezpad_6_m4_props[] = {
312 	PROPERTY_ENTRY_U32("touchscreen-min-x", 35),
313 	PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
314 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1950),
315 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1525),
316 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-jumper-ezpad-6-m4.fw"),
317 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
318 	PROPERTY_ENTRY_BOOL("silead,home-button"),
319 	{ }
320 };
321 
322 static const struct ts_dmi_data jumper_ezpad_6_m4_data = {
323 	.acpi_name	= "MSSL1680:00",
324 	.properties	= jumper_ezpad_6_m4_props,
325 };
326 
327 static const struct property_entry jumper_ezpad_mini3_props[] = {
328 	PROPERTY_ENTRY_U32("touchscreen-min-x", 23),
329 	PROPERTY_ENTRY_U32("touchscreen-min-y", 16),
330 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1700),
331 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1138),
332 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
333 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-jumper-ezpad-mini3.fw"),
334 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
335 	{ }
336 };
337 
338 static const struct ts_dmi_data jumper_ezpad_mini3_data = {
339 	.acpi_name	= "MSSL1680:00",
340 	.properties	= jumper_ezpad_mini3_props,
341 };
342 
343 static const struct property_entry myria_my8307_props[] = {
344 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1720),
345 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
346 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
347 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
348 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
349 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-myria-my8307.fw"),
350 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
351 	PROPERTY_ENTRY_BOOL("silead,home-button"),
352 	{ }
353 };
354 
355 static const struct ts_dmi_data myria_my8307_data = {
356 	.acpi_name	= "MSSL1680:00",
357 	.properties	= myria_my8307_props,
358 };
359 
360 static const struct property_entry onda_obook_20_plus_props[] = {
361 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1728),
362 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
363 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
364 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
365 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
366 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-onda-obook-20-plus.fw"),
367 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
368 	PROPERTY_ENTRY_BOOL("silead,home-button"),
369 	{ }
370 };
371 
372 static const struct ts_dmi_data onda_obook_20_plus_data = {
373 	.acpi_name	= "MSSL1680:00",
374 	.properties	= onda_obook_20_plus_props,
375 };
376 
377 static const struct property_entry onda_v80_plus_v3_props[] = {
378 	PROPERTY_ENTRY_U32("touchscreen-min-x", 22),
379 	PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
380 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1698),
381 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
382 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
383 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-onda-v80-plus-v3.fw"),
384 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
385 	PROPERTY_ENTRY_BOOL("silead,home-button"),
386 	{ }
387 };
388 
389 static const struct ts_dmi_data onda_v80_plus_v3_data = {
390 	.acpi_name	= "MSSL1680:00",
391 	.properties	= onda_v80_plus_v3_props,
392 };
393 
394 static const struct property_entry onda_v820w_32g_props[] = {
395 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1665),
396 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
397 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
398 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-onda-v820w-32g.fw"),
399 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
400 	PROPERTY_ENTRY_BOOL("silead,home-button"),
401 	{ }
402 };
403 
404 static const struct ts_dmi_data onda_v820w_32g_data = {
405 	.acpi_name	= "MSSL1680:00",
406 	.properties	= onda_v820w_32g_props,
407 };
408 
409 static const struct property_entry onda_v891w_v1_props[] = {
410 	PROPERTY_ENTRY_U32("touchscreen-min-x", 46),
411 	PROPERTY_ENTRY_U32("touchscreen-min-y",  8),
412 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1676),
413 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1130),
414 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-onda-v891w-v1.fw"),
415 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
416 	PROPERTY_ENTRY_BOOL("silead,home-button"),
417 	{ }
418 };
419 
420 static const struct ts_dmi_data onda_v891w_v1_data = {
421 	.acpi_name	= "MSSL1680:00",
422 	.properties	= onda_v891w_v1_props,
423 };
424 
425 static const struct property_entry onda_v891w_v3_props[] = {
426 	PROPERTY_ENTRY_U32("touchscreen-min-x", 35),
427 	PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
428 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1625),
429 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1135),
430 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
431 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3676-onda-v891w-v3.fw"),
432 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
433 	PROPERTY_ENTRY_BOOL("silead,home-button"),
434 	{ }
435 };
436 
437 static const struct ts_dmi_data onda_v891w_v3_data = {
438 	.acpi_name	= "MSSL1680:00",
439 	.properties	= onda_v891w_v3_props,
440 };
441 
442 static const struct property_entry pipo_w2s_props[] = {
443 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1660),
444 	PROPERTY_ENTRY_U32("touchscreen-size-y", 880),
445 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
446 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
447 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-pipo-w2s.fw"),
448 	{ }
449 };
450 
451 static const struct ts_dmi_data pipo_w2s_data = {
452 	.acpi_name	= "MSSL1680:00",
453 	.properties	= pipo_w2s_props,
454 };
455 
456 static const struct property_entry pipo_w11_props[] = {
457 	PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
458 	PROPERTY_ENTRY_U32("touchscreen-min-y", 15),
459 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1984),
460 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1532),
461 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-pipo-w11.fw"),
462 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
463 	PROPERTY_ENTRY_BOOL("silead,home-button"),
464 	{ }
465 };
466 
467 static const struct ts_dmi_data pipo_w11_data = {
468 	.acpi_name	= "MSSL1680:00",
469 	.properties	= pipo_w11_props,
470 };
471 
472 static const struct property_entry pov_mobii_wintab_p800w_v20_props[] = {
473 	PROPERTY_ENTRY_U32("touchscreen-min-x", 32),
474 	PROPERTY_ENTRY_U32("touchscreen-min-y", 16),
475 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1692),
476 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1146),
477 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
478 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3680-pov-mobii-wintab-p800w-v20.fw"),
479 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
480 	PROPERTY_ENTRY_BOOL("silead,home-button"),
481 	{ }
482 };
483 
484 static const struct ts_dmi_data pov_mobii_wintab_p800w_v20_data = {
485 	.acpi_name	= "MSSL1680:00",
486 	.properties	= pov_mobii_wintab_p800w_v20_props,
487 };
488 
489 static const struct property_entry pov_mobii_wintab_p800w_v21_props[] = {
490 	PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
491 	PROPERTY_ENTRY_U32("touchscreen-min-y", 8),
492 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1794),
493 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1148),
494 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
495 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-pov-mobii-wintab-p800w.fw"),
496 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
497 	PROPERTY_ENTRY_BOOL("silead,home-button"),
498 	{ }
499 };
500 
501 static const struct ts_dmi_data pov_mobii_wintab_p800w_v21_data = {
502 	.acpi_name	= "MSSL1680:00",
503 	.properties	= pov_mobii_wintab_p800w_v21_props,
504 };
505 
506 static const struct property_entry pov_mobii_wintab_p1006w_v10_props[] = {
507 	PROPERTY_ENTRY_U32("touchscreen-min-x", 1),
508 	PROPERTY_ENTRY_U32("touchscreen-min-y", 3),
509 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1984),
510 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1520),
511 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
512 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3692-pov-mobii-wintab-p1006w-v10.fw"),
513 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
514 	PROPERTY_ENTRY_BOOL("silead,home-button"),
515 	{ }
516 };
517 
518 static const struct ts_dmi_data pov_mobii_wintab_p1006w_v10_data = {
519 	.acpi_name	= "MSSL1680:00",
520 	.properties	= pov_mobii_wintab_p1006w_v10_props,
521 };
522 
523 static const struct property_entry schneider_sct101ctm_props[] = {
524 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1715),
525 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1140),
526 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
527 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
528 	PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
529 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-schneider-sct101ctm.fw"),
530 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
531 	PROPERTY_ENTRY_BOOL("silead,home-button"),
532 	{ }
533 };
534 
535 static const struct ts_dmi_data schneider_sct101ctm_data = {
536 	.acpi_name	= "MSSL1680:00",
537 	.properties	= schneider_sct101ctm_props,
538 };
539 
540 static const struct property_entry teclast_x3_plus_props[] = {
541 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1980),
542 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1500),
543 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-teclast-x3-plus.fw"),
544 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
545 	PROPERTY_ENTRY_BOOL("silead,home-button"),
546 	{ }
547 };
548 
549 static const struct ts_dmi_data teclast_x3_plus_data = {
550 	.acpi_name	= "MSSL1680:00",
551 	.properties	= teclast_x3_plus_props,
552 };
553 
554 static const struct property_entry teclast_x98plus2_props[] = {
555 	PROPERTY_ENTRY_U32("touchscreen-size-x", 2048),
556 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
557 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-x"),
558 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
559 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-teclast_x98plus2.fw"),
560 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
561 	{ }
562 };
563 
564 static const struct ts_dmi_data teclast_x98plus2_data = {
565 	.acpi_name	= "MSSL1680:00",
566 	.properties	= teclast_x98plus2_props,
567 };
568 
569 static const struct property_entry trekstor_primebook_c11_props[] = {
570 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1970),
571 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1530),
572 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
573 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-trekstor-primebook-c11.fw"),
574 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
575 	PROPERTY_ENTRY_BOOL("silead,home-button"),
576 	{ }
577 };
578 
579 static const struct ts_dmi_data trekstor_primebook_c11_data = {
580 	.acpi_name	= "MSSL1680:00",
581 	.properties	= trekstor_primebook_c11_props,
582 };
583 
584 static const struct property_entry trekstor_primebook_c13_props[] = {
585 	PROPERTY_ENTRY_U32("touchscreen-size-x", 2624),
586 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1920),
587 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-trekstor-primebook-c13.fw"),
588 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
589 	PROPERTY_ENTRY_BOOL("silead,home-button"),
590 	{ }
591 };
592 
593 static const struct ts_dmi_data trekstor_primebook_c13_data = {
594 	.acpi_name	= "MSSL1680:00",
595 	.properties	= trekstor_primebook_c13_props,
596 };
597 
598 static const struct property_entry trekstor_primetab_t13b_props[] = {
599 	PROPERTY_ENTRY_U32("touchscreen-size-x", 2500),
600 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1900),
601 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-trekstor-primetab-t13b.fw"),
602 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
603 	PROPERTY_ENTRY_BOOL("silead,home-button"),
604 	PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
605 	{ }
606 };
607 
608 static const struct ts_dmi_data trekstor_primetab_t13b_data = {
609 	.acpi_name  = "MSSL1680:00",
610 	.properties = trekstor_primetab_t13b_props,
611 };
612 
613 static const struct property_entry trekstor_surftab_twin_10_1_props[] = {
614 	PROPERTY_ENTRY_U32("touchscreen-size-x", 1900),
615 	PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
616 	PROPERTY_ENTRY_U32("touchscreen-inverted-y", 1),
617 	PROPERTY_ENTRY_STRING("firmware-name", "gsl3670-surftab-twin-10-1-st10432-8.fw"),
618 	PROPERTY_ENTRY_U32("silead,max-fingers", 10),
619 	{ }
620 };
621 
622 static const struct ts_dmi_data trekstor_surftab_twin_10_1_data = {
623 	.acpi_name	= "MSSL1680:00",
624 	.properties	= trekstor_surftab_twin_10_1_props,
625 };
626 
627 static const struct property_entry trekstor_surftab_wintron70_props[] = {
628 	PROPERTY_ENTRY_U32("touchscreen-min-x", 12),
629 	PROPERTY_ENTRY_U32("touchscreen-min-y", 8),
630 	PROPERTY_ENTRY_U32("touchscreen-size-x", 884),
631 	PROPERTY_ENTRY_U32("touchscreen-size-y", 632),
632 	PROPERTY_ENTRY_STRING("firmware-name", "gsl1686-surftab-wintron70-st70416-6.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 trekstor_surftab_wintron70_data = {
639 	.acpi_name	= "MSSL1680:00",
640 	.properties	= trekstor_surftab_wintron70_props,
641 };
642 
643 /* NOTE: Please keep this table sorted alphabetically */
644 static const struct dmi_system_id touchscreen_dmi_table[] = {
645 	{
646 		/* Chuwi Hi8 */
647 		.driver_data = (void *)&chuwi_hi8_data,
648 		.matches = {
649 			DMI_MATCH(DMI_SYS_VENDOR, "ilife"),
650 			DMI_MATCH(DMI_PRODUCT_NAME, "S806"),
651 		},
652 	},
653 	{
654 		/* Chuwi Hi8 (H1D_S806_206) */
655 		.driver_data = (void *)&chuwi_hi8_data,
656 		.matches = {
657 			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
658 			DMI_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
659 			DMI_MATCH(DMI_BIOS_VERSION, "H1D_S806_206"),
660 		},
661 	},
662 	{
663 		/* Chuwi Hi8 Air (CWI543) */
664 		.driver_data = (void *)&chuwi_hi8_air_data,
665 		.matches = {
666 			DMI_MATCH(DMI_BOARD_VENDOR, "Default string"),
667 			DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
668 			DMI_MATCH(DMI_PRODUCT_NAME, "Hi8 Air"),
669 		},
670 	},
671 	{
672 		/* Chuwi Hi8 Pro (CWI513) */
673 		.driver_data = (void *)&chuwi_hi8_pro_data,
674 		.matches = {
675 			DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"),
676 			DMI_MATCH(DMI_PRODUCT_NAME, "X1D3_C806N"),
677 		},
678 	},
679 	{
680 		/* Chuwi Hi10 Air */
681 		.driver_data = (void *)&chuwi_hi10_air_data,
682 		.matches = {
683 			DMI_MATCH(DMI_SYS_VENDOR, "CHUWI INNOVATION AND TECHNOLOGY(SHENZHEN)CO.LTD"),
684 			DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
685 			DMI_MATCH(DMI_PRODUCT_SKU, "P1W6_C109D_B"),
686 		},
687 	},
688 	{
689 		/* Chuwi Hi10 Plus (CWI527) */
690 		.driver_data = (void *)&chuwi_hi10_plus_data,
691 		.matches = {
692 			DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
693 			DMI_MATCH(DMI_PRODUCT_NAME, "Hi10 plus tablet"),
694 			DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
695 		},
696 	},
697 	{
698 		/* Chuwi Vi8 (CWI506) */
699 		.driver_data = (void *)&chuwi_vi8_data,
700 		.matches = {
701 			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
702 			DMI_MATCH(DMI_PRODUCT_NAME, "i86"),
703 			DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.D86JLBNR"),
704 		},
705 	},
706 	{
707 		/* Chuwi Vi10 (CWI505) */
708 		.driver_data = (void *)&chuwi_vi10_data,
709 		.matches = {
710 			DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
711 			DMI_MATCH(DMI_BOARD_NAME, "BYT-PF02"),
712 			DMI_MATCH(DMI_SYS_VENDOR, "ilife"),
713 			DMI_MATCH(DMI_PRODUCT_NAME, "S165"),
714 		},
715 	},
716 	{
717 		/* Chuwi Surbook Mini (CWI540) */
718 		.driver_data = (void *)&chuwi_surbook_mini_data,
719 		.matches = {
720 			DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
721 			DMI_MATCH(DMI_PRODUCT_NAME, "C3W6_AP108_4G"),
722 		},
723 	},
724 	{
725 		/* Connect Tablet 9 */
726 		.driver_data = (void *)&connect_tablet9_data,
727 		.matches = {
728 			DMI_MATCH(DMI_SYS_VENDOR, "Connect"),
729 			DMI_MATCH(DMI_PRODUCT_NAME, "Tablet 9"),
730 		},
731 	},
732 	{
733 		/* CUBE iwork8 Air */
734 		.driver_data = (void *)&cube_iwork8_air_data,
735 		.matches = {
736 			DMI_MATCH(DMI_SYS_VENDOR, "cube"),
737 			DMI_MATCH(DMI_PRODUCT_NAME, "i1-TF"),
738 			DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
739 		},
740 	},
741 	{
742 		/* Cube KNote i1101 */
743 		.driver_data = (void *)&cube_knote_i1101_data,
744 		.matches = {
745 			DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
746 			DMI_MATCH(DMI_BOARD_NAME, "L1W6_I1101"),
747 			DMI_MATCH(DMI_SYS_VENDOR, "ALLDOCUBE"),
748 			DMI_MATCH(DMI_PRODUCT_NAME, "i1101"),
749 		},
750 	},
751 	{
752 		/* DEXP Ursus 7W */
753 		.driver_data = (void *)&dexp_ursus_7w_data,
754 		.matches = {
755 			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
756 			DMI_MATCH(DMI_PRODUCT_NAME, "7W"),
757 		},
758 	},
759 	{
760 		/* Digma Citi E200 */
761 		.driver_data = (void *)&digma_citi_e200_data,
762 		.matches = {
763 			DMI_MATCH(DMI_SYS_VENDOR, "Digma"),
764 			DMI_MATCH(DMI_PRODUCT_NAME, "CITI E200"),
765 			DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
766 		},
767 	},
768 	{
769 		/* GP-electronic T701 */
770 		.driver_data = (void *)&gp_electronic_t701_data,
771 		.matches = {
772 			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
773 			DMI_MATCH(DMI_PRODUCT_NAME, "T701"),
774 			DMI_MATCH(DMI_BIOS_VERSION, "BYT70A.YNCHENG.WIN.007"),
775 		},
776 	},
777 	{
778 		/* I.T.Works TW701 (same hardware as the Trekstor ST70416-6) */
779 		.driver_data = (void *)&trekstor_surftab_wintron70_data,
780 		.matches = {
781 			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
782 			DMI_MATCH(DMI_PRODUCT_NAME, "i71c"),
783 			DMI_MATCH(DMI_BIOS_VERSION, "itWORKS.G.WI71C.JGBMRB"),
784 		},
785 	},
786 	{
787 		/* Irbis TW90 */
788 		.driver_data = (void *)&irbis_tw90_data,
789 		.matches = {
790 			DMI_MATCH(DMI_SYS_VENDOR, "IRBIS"),
791 			DMI_MATCH(DMI_PRODUCT_NAME, "TW90"),
792 		},
793 	},
794 	{
795 		/* I.T.Works TW891 */
796 		.driver_data = (void *)&itworks_tw891_data,
797 		.matches = {
798 			DMI_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
799 			DMI_MATCH(DMI_PRODUCT_NAME, "TW891"),
800 		},
801 	},
802 	{
803 		/* Jumper EZpad 6 Pro */
804 		.driver_data = (void *)&jumper_ezpad_6_pro_data,
805 		.matches = {
806 			DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
807 			DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
808 			DMI_MATCH(DMI_BIOS_VERSION, "5.12"),
809 			/* Above matches are too generic, add bios-date match */
810 			DMI_MATCH(DMI_BIOS_DATE, "08/18/2017"),
811 		},
812 	},
813 	{
814 		/* Jumper EZpad 6 Pro B */
815 		.driver_data = (void *)&jumper_ezpad_6_pro_b_data,
816 		.matches = {
817 			DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
818 			DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
819 			DMI_MATCH(DMI_BIOS_VERSION, "5.12"),
820 			/* Above matches are too generic, add bios-date match */
821 			DMI_MATCH(DMI_BIOS_DATE, "04/24/2018"),
822 		},
823 	},
824 	{
825 		/* Jumper EZpad 6 m4 */
826 		.driver_data = (void *)&jumper_ezpad_6_m4_data,
827 		.matches = {
828 			DMI_MATCH(DMI_SYS_VENDOR, "jumper"),
829 			DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
830 			/* Jumper8.S106x.A00C.1066 with the version dropped */
831 			DMI_MATCH(DMI_BIOS_VERSION, "Jumper8.S106x"),
832 		},
833 	},
834 	{
835 		/* Jumper EZpad mini3 */
836 		.driver_data = (void *)&jumper_ezpad_mini3_data,
837 		.matches = {
838 			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
839 			/* jumperx.T87.KFBNEEA02 with the version-nr dropped */
840 			DMI_MATCH(DMI_BIOS_VERSION, "jumperx.T87.KFBNEEA"),
841 		},
842 	},
843 	{
844 		/* Mediacom Flexbook Edge 11 (same hw as TS Primebook C11) */
845 		.driver_data = (void *)&trekstor_primebook_c11_data,
846 		.matches = {
847 			DMI_MATCH(DMI_SYS_VENDOR, "MEDIACOM"),
848 			DMI_MATCH(DMI_PRODUCT_NAME, "FlexBook edge11 - M-FBE11"),
849 		},
850 	},
851 	{
852 		/* Myria MY8307 */
853 		.driver_data = (void *)&myria_my8307_data,
854 		.matches = {
855 			DMI_MATCH(DMI_SYS_VENDOR, "Complet Electro Serv"),
856 			DMI_MATCH(DMI_PRODUCT_NAME, "MY8307"),
857 		},
858 	},
859 	{
860 		/* Onda oBook 20 Plus */
861 		.driver_data = (void *)&onda_obook_20_plus_data,
862 		.matches = {
863 			DMI_MATCH(DMI_SYS_VENDOR, "ONDA"),
864 			DMI_MATCH(DMI_PRODUCT_NAME, "OBOOK 20 PLUS"),
865 		},
866 	},
867 	{
868 		/* ONDA V80 plus v3 (P80PSBG9V3A01501) */
869 		.driver_data = (void *)&onda_v80_plus_v3_data,
870 		.matches = {
871 			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ONDA"),
872 			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "V80 PLUS")
873 		},
874 	},
875 	{
876 		/* ONDA V820w DualOS */
877 		.driver_data = (void *)&onda_v820w_32g_data,
878 		.matches = {
879 			DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "ONDA"),
880 			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "V820w DualOS")
881 		},
882 	},
883 	{
884 		/* ONDA V891w revision P891WBEBV1B00 aka v1 */
885 		.driver_data = (void *)&onda_v891w_v1_data,
886 		.matches = {
887 			DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "ONDA"),
888 			DMI_EXACT_MATCH(DMI_BOARD_NAME, "ONDA Tablet"),
889 			DMI_EXACT_MATCH(DMI_BOARD_VERSION, "V001"),
890 			/* Exact match, different versions need different fw */
891 			DMI_EXACT_MATCH(DMI_BIOS_VERSION, "ONDA.W89EBBN08"),
892 		},
893 	},
894 	{
895 		/* ONDA V891w Dual OS P891DCF2V1A01274 64GB */
896 		.driver_data = (void *)&onda_v891w_v3_data,
897 		.matches = {
898 			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
899 			DMI_MATCH(DMI_PRODUCT_NAME, "ONDA Tablet"),
900 			DMI_MATCH(DMI_BIOS_VERSION, "ONDA.D890HBBNR0A"),
901 		},
902 	},
903 	{
904 		/* Pipo W2S */
905 		.driver_data = (void *)&pipo_w2s_data,
906 		.matches = {
907 			DMI_MATCH(DMI_SYS_VENDOR, "PIPO"),
908 			DMI_MATCH(DMI_PRODUCT_NAME, "W2S"),
909 		},
910 	},
911 	{
912 		/* Pipo W11 */
913 		.driver_data = (void *)&pipo_w11_data,
914 		.matches = {
915 			DMI_MATCH(DMI_SYS_VENDOR, "PIPO"),
916 			DMI_MATCH(DMI_PRODUCT_NAME, "To be filled by O.E.M."),
917 			/* Above matches are too generic, add bios-ver match */
918 			DMI_MATCH(DMI_BIOS_VERSION, "JS-BI-10.6-SF133GR300-GA55B-024-F"),
919 		},
920 	},
921 	{
922 		/* Ployer Momo7w (same hardware as the Trekstor ST70416-6) */
923 		.driver_data = (void *)&trekstor_surftab_wintron70_data,
924 		.matches = {
925 			DMI_MATCH(DMI_SYS_VENDOR, "Shenzhen PLOYER"),
926 			DMI_MATCH(DMI_PRODUCT_NAME, "MOMO7W"),
927 			/* Exact match, different versions need different fw */
928 			DMI_MATCH(DMI_BIOS_VERSION, "MOMO.G.WI71C.MABMRBA02"),
929 		},
930 	},
931 	{
932 		/* Point of View mobii wintab p800w (v2.0) */
933 		.driver_data = (void *)&pov_mobii_wintab_p800w_v20_data,
934 		.matches = {
935 			DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
936 			DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
937 			DMI_MATCH(DMI_BIOS_VERSION, "3BAIR1014"),
938 			/* Above matches are too generic, add bios-date match */
939 			DMI_MATCH(DMI_BIOS_DATE, "10/24/2014"),
940 		},
941 	},
942 	{
943 		/* Point of View mobii wintab p800w (v2.1) */
944 		.driver_data = (void *)&pov_mobii_wintab_p800w_v21_data,
945 		.matches = {
946 			DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
947 			DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
948 			DMI_MATCH(DMI_BIOS_VERSION, "3BAIR1013"),
949 			/* Above matches are too generic, add bios-date match */
950 			DMI_MATCH(DMI_BIOS_DATE, "08/22/2014"),
951 		},
952 	},
953 	{
954 		/* Point of View mobii wintab p1006w (v1.0) */
955 		.driver_data = (void *)&pov_mobii_wintab_p1006w_v10_data,
956 		.matches = {
957 			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"),
958 			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
959 			/* Note 105b is Foxcon's USB/PCI vendor id */
960 			DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "105B"),
961 			DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"),
962 		},
963 	},
964 	{
965 		/* Schneider SCT101CTM */
966 		.driver_data = (void *)&schneider_sct101ctm_data,
967 		.matches = {
968 			DMI_MATCH(DMI_SYS_VENDOR, "Default string"),
969 			DMI_MATCH(DMI_PRODUCT_NAME, "SCT101CTM"),
970 		},
971 	},
972 	{
973 		/* Teclast X3 Plus */
974 		.driver_data = (void *)&teclast_x3_plus_data,
975 		.matches = {
976 			DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
977 			DMI_MATCH(DMI_PRODUCT_NAME, "X3 Plus"),
978 			DMI_MATCH(DMI_BOARD_NAME, "X3 Plus"),
979 		},
980 	},
981 	{
982 		/* Teclast X98 Plus II */
983 		.driver_data = (void *)&teclast_x98plus2_data,
984 		.matches = {
985 			DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
986 			DMI_MATCH(DMI_PRODUCT_NAME, "X98 Plus II"),
987 		},
988 	},
989 	{
990 		/* Trekstor Primebook C11 */
991 		.driver_data = (void *)&trekstor_primebook_c11_data,
992 		.matches = {
993 			DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
994 			DMI_MATCH(DMI_PRODUCT_NAME, "Primebook C11"),
995 		},
996 	},
997 	{
998 		/* Trekstor Primebook C11B (same touchscreen as the C11) */
999 		.driver_data = (void *)&trekstor_primebook_c11_data,
1000 		.matches = {
1001 			DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1002 			DMI_MATCH(DMI_PRODUCT_NAME, "PRIMEBOOK C11B"),
1003 		},
1004 	},
1005 	{
1006 		/* Trekstor Primebook C13 */
1007 		.driver_data = (void *)&trekstor_primebook_c13_data,
1008 		.matches = {
1009 			DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1010 			DMI_MATCH(DMI_PRODUCT_NAME, "Primebook C13"),
1011 		},
1012 	},
1013 	{
1014 		/* Trekstor Primetab T13B */
1015 		.driver_data = (void *)&trekstor_primetab_t13b_data,
1016 		.matches = {
1017 			DMI_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
1018 			DMI_MATCH(DMI_PRODUCT_NAME, "Primetab T13B"),
1019 		},
1020 	},
1021 	{
1022 		/* TrekStor SurfTab twin 10.1 ST10432-8 */
1023 		.driver_data = (void *)&trekstor_surftab_twin_10_1_data,
1024 		.matches = {
1025 			DMI_MATCH(DMI_SYS_VENDOR, "TrekStor"),
1026 			DMI_MATCH(DMI_PRODUCT_NAME, "SurfTab twin 10.1"),
1027 		},
1028 	},
1029 	{
1030 		/* Trekstor Surftab Wintron 7.0 ST70416-6 */
1031 		.driver_data = (void *)&trekstor_surftab_wintron70_data,
1032 		.matches = {
1033 			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
1034 			DMI_MATCH(DMI_PRODUCT_NAME, "ST70416-6"),
1035 			/* Exact match, different versions need different fw */
1036 			DMI_MATCH(DMI_BIOS_VERSION, "TREK.G.WI71C.JGBMRBA04"),
1037 		},
1038 	},
1039 	{
1040 		/* Trekstor Surftab Wintron 7.0 ST70416-6, newer BIOS */
1041 		.driver_data = (void *)&trekstor_surftab_wintron70_data,
1042 		.matches = {
1043 			DMI_MATCH(DMI_SYS_VENDOR, "TrekStor"),
1044 			DMI_MATCH(DMI_PRODUCT_NAME, "SurfTab wintron 7.0 ST70416-6"),
1045 			/* Exact match, different versions need different fw */
1046 			DMI_MATCH(DMI_BIOS_VERSION, "TREK.G.WI71C.JGBMRBA05"),
1047 		},
1048 	},
1049 	{
1050 		/* Yours Y8W81, same case and touchscreen as Chuwi Vi8 */
1051 		.driver_data = (void *)&chuwi_vi8_data,
1052 		.matches = {
1053 			DMI_MATCH(DMI_SYS_VENDOR, "YOURS"),
1054 			DMI_MATCH(DMI_PRODUCT_NAME, "Y8W81"),
1055 		},
1056 	},
1057 	{ },
1058 };
1059 
1060 static const struct ts_dmi_data *ts_data;
1061 
1062 static void ts_dmi_add_props(struct i2c_client *client)
1063 {
1064 	struct device *dev = &client->dev;
1065 	int error;
1066 
1067 	if (has_acpi_companion(dev) &&
1068 	    !strncmp(ts_data->acpi_name, client->name, I2C_NAME_SIZE)) {
1069 		error = device_add_properties(dev, ts_data->properties);
1070 		if (error)
1071 			dev_err(dev, "failed to add properties: %d\n", error);
1072 	}
1073 }
1074 
1075 static int ts_dmi_notifier_call(struct notifier_block *nb,
1076 				unsigned long action, void *data)
1077 {
1078 	struct device *dev = data;
1079 	struct i2c_client *client;
1080 
1081 	switch (action) {
1082 	case BUS_NOTIFY_ADD_DEVICE:
1083 		client = i2c_verify_client(dev);
1084 		if (client)
1085 			ts_dmi_add_props(client);
1086 		break;
1087 
1088 	default:
1089 		break;
1090 	}
1091 
1092 	return 0;
1093 }
1094 
1095 static struct notifier_block ts_dmi_notifier = {
1096 	.notifier_call = ts_dmi_notifier_call,
1097 };
1098 
1099 static int __init ts_dmi_init(void)
1100 {
1101 	const struct dmi_system_id *dmi_id;
1102 	int error;
1103 
1104 	dmi_id = dmi_first_match(touchscreen_dmi_table);
1105 	if (!dmi_id)
1106 		return 0; /* Not an error */
1107 
1108 	ts_data = dmi_id->driver_data;
1109 
1110 	error = bus_register_notifier(&i2c_bus_type, &ts_dmi_notifier);
1111 	if (error)
1112 		pr_err("%s: failed to register i2c bus notifier: %d\n",
1113 			__func__, error);
1114 
1115 	return error;
1116 }
1117 
1118 /*
1119  * We are registering out notifier after i2c core is initialized and i2c bus
1120  * itself is ready (which happens at postcore initcall level), but before
1121  * ACPI starts enumerating devices (at subsys initcall level).
1122  */
1123 arch_initcall(ts_dmi_init);
1124