xref: /linux/drivers/platform/x86/touchscreen_dmi.c (revision a3a02a52bcfcbcc4a637d4b68bf1bc391c9fad02)
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/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);
1939