dmi.c

  1// SPDX-License-Identifier: GPL-2.0-or-later
  2/*
  3 * DMI based code to deal with broken DSDTs on X86 tablets which ship with
  4 * Android as (part of) the factory image. The factory kernels shipped on these
  5 * devices typically have a bunch of things hardcoded, rather than specified
  6 * in their DSDT.
  7 *
  8 * Copyright (C) 2021-2023 Hans de Goede <hansg@kernel.org>
  9 */
 10
 11#include <linux/dmi.h>
 12#include <linux/init.h>
 13#include <linux/mod_devicetable.h>
 14#include <linux/module.h>
 15
 16#include "x86-android-tablets.h"
 17
 18const struct dmi_system_id x86_android_tablet_ids[] __initconst = {
 19	{
 20		/* Acer Iconia One 8 A1-840 (non FHD version) */
 21		.matches = {
 22			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
 23			DMI_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
 24			/* Above strings are too generic also match BIOS date */
 25			DMI_MATCH(DMI_BIOS_DATE, "04/01/2014"),
 26		},
 27		.driver_data = (void *)&acer_a1_840_info,
 28	},
 29	{
 30		/* Acer Iconia One 7 B1-750 */
 31		.matches = {
 32			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
 33			DMI_MATCH(DMI_PRODUCT_NAME, "VESPA2"),
 34		},
 35		.driver_data = (void *)&acer_b1_750_info,
 36	},
 37	{
 38		/* Advantech MICA-071 */
 39		.matches = {
 40			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Advantech"),
 41			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "MICA-071"),
 42		},
 43		.driver_data = (void *)&advantech_mica_071_info,
 44	},
 45	{
 46		/* Asus MeMO Pad 7 ME176C */
 47		.matches = {
 48			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 49			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ME176C"),
 50		},
 51		.driver_data = (void *)&asus_me176c_info,
 52	},
 53	{
 54		/* Asus TF103C */
 55		.matches = {
 56			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 57			DMI_MATCH(DMI_PRODUCT_NAME, "TF103C"),
 58		},
 59		.driver_data = (void *)&asus_tf103c_info,
 60	},
 61	{
 62		/* Chuwi Hi8 (CWI509) */
 63		.matches = {
 64			DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
 65			DMI_MATCH(DMI_BOARD_NAME, "BYT-PA03C"),
 66			DMI_MATCH(DMI_SYS_VENDOR, "ilife"),
 67			DMI_MATCH(DMI_PRODUCT_NAME, "S806"),
 68		},
 69		.driver_data = (void *)&chuwi_hi8_info,
 70	},
 71	{
 72		/* Cyberbook T116 Android version */
 73		.matches = {
 74			DMI_MATCH(DMI_BOARD_VENDOR, "Default string"),
 75			DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
 76			/* Above strings are much too generic, also match on SKU + BIOS date */
 77			DMI_MATCH(DMI_PRODUCT_SKU, "20170531"),
 78			DMI_MATCH(DMI_BIOS_DATE, "07/12/2017"),
 79		},
 80		.driver_data = (void *)&cyberbook_t116_info,
 81	},
 82	{
 83		/* CZC P10T */
 84		.ident = "CZC ODEON TPC-10 (\"P10T\")",
 85		.matches = {
 86			DMI_MATCH(DMI_SYS_VENDOR, "CZC"),
 87			DMI_MATCH(DMI_PRODUCT_NAME, "ODEON*TPC-10"),
 88		},
 89		.driver_data = (void *)&czc_p10t,
 90	},
 91	{
 92		/* CZC P10T variant */
 93		.ident = "ViewSonic ViewPad 10",
 94		.matches = {
 95			DMI_MATCH(DMI_SYS_VENDOR, "ViewSonic"),
 96			DMI_MATCH(DMI_PRODUCT_NAME, "VPAD10"),
 97		},
 98		.driver_data = (void *)&czc_p10t,
 99	},
100	{
101		/* Lenovo Yoga Book X90F / X90L */
102		.matches = {
103			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
104			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "CHERRYVIEW D1 PLATFORM"),
105			DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "YETI-11"),
106		},
107		.driver_data = (void *)&lenovo_yogabook_x90_info,
108	},
109	{
110		/* Lenovo Yoga Book X91F / X91L */
111		.matches = {
112			/* Inexact match to match F + L versions */
113			DMI_MATCH(DMI_PRODUCT_NAME, "Lenovo YB1-X91"),
114		},
115		.driver_data = (void *)&lenovo_yogabook_x91_info,
116	},
117	{
118		/*
119		 * Lenovo Yoga Tablet 2 Pro 1380F/L (13")
120		 * This has more or less the same BIOS as the 830F/L or 1050F/L
121		 * (8" and 10") below, but unlike the 8"/10" models which share
122		 * the same mainboard this model has a different mainboard.
123		 * This match for the 13" model MUST come before the 8" + 10"
124		 * match since that one will also match the 13" model!
125		 */
126		.matches = {
127			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp."),
128			DMI_MATCH(DMI_PRODUCT_NAME, "VALLEYVIEW C0 PLATFORM"),
129			DMI_MATCH(DMI_BOARD_NAME, "BYT-T FFD8"),
130			/* Full match so as to NOT match the 830/1050 BIOS */
131			DMI_MATCH(DMI_BIOS_VERSION, "BLADE_21.X64.0005.R00.1504101516"),
132		},
133		.driver_data = (void *)&lenovo_yoga_tab2_1380_info,
134	},
135	{
136		/*
137		 * Lenovo Yoga Tablet 2 830F/L or 1050F/L
138		 * The 8" and 10" Lenovo Yoga Tablet 2 use the same mainboard.
139		 */
140		.matches = {
141			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp."),
142			DMI_MATCH(DMI_PRODUCT_NAME, "VALLEYVIEW C0 PLATFORM"),
143			DMI_MATCH(DMI_BOARD_NAME, "BYT-T FFD8"),
144			/* Partial match on beginning of BIOS version */
145			DMI_MATCH(DMI_BIOS_VERSION, "BLADE_21"),
146		},
147		.driver_data = (void *)&lenovo_yoga_tab2_830_1050_info,
148	},
149	{
150		/* Lenovo Yoga Tab 3 Pro YT3-X90F */
151		.matches = {
152			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
153			DMI_MATCH(DMI_PRODUCT_VERSION, "Blade3-10A-001"),
154		},
155		.driver_data = (void *)&lenovo_yt3_info,
156	},
157	{
158		/* Medion Lifetab S10346 */
159		.matches = {
160			DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
161			DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
162			/* Above strings are much too generic, also match on BIOS date */
163			DMI_MATCH(DMI_BIOS_DATE, "10/22/2015"),
164		},
165		.driver_data = (void *)&medion_lifetab_s10346_info,
166	},
167	{
168		/* Nextbook Ares 8 (BYT version) */
169		.matches = {
170			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
171			DMI_MATCH(DMI_PRODUCT_NAME, "M890BAP"),
172		},
173		.driver_data = (void *)&nextbook_ares8_info,
174	},
175	{
176		/* Nextbook Ares 8A (CHT version) */
177		.matches = {
178			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
179			DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"),
180			DMI_MATCH(DMI_BIOS_VERSION, "M882"),
181		},
182		.driver_data = (void *)&nextbook_ares8a_info,
183	},
184	{
185		/* Peaq C1010 */
186		.matches = {
187			DMI_MATCH(DMI_SYS_VENDOR, "PEAQ"),
188			DMI_MATCH(DMI_PRODUCT_NAME, "PEAQ PMM C1010 MD99187"),
189		},
190		.driver_data = (void *)&peaq_c1010_info,
191	},
192	{
193		/* Vexia Edu Atla 10 tablet 5V version */
194		.matches = {
195			/* Having all 3 of these not set is somewhat unique */
196			DMI_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
197			DMI_MATCH(DMI_PRODUCT_NAME, "To be filled by O.E.M."),
198			DMI_MATCH(DMI_BOARD_NAME, "To be filled by O.E.M."),
199			/* Above strings are too generic, also match on BIOS date */
200			DMI_MATCH(DMI_BIOS_DATE, "05/14/2015"),
201		},
202		.driver_data = (void *)&vexia_edu_atla10_5v_info,
203	},
204	{
205		/* Vexia Edu Atla 10 tablet 9V version */
206		.matches = {
207			DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
208			DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
209			/* Above strings are too generic, also match on BIOS date */
210			DMI_MATCH(DMI_BIOS_DATE, "08/25/2014"),
211		},
212		.driver_data = (void *)&vexia_edu_atla10_9v_info,
213	},
214	{
215		/* Whitelabel (sold as various brands) TM800A550L */
216		.matches = {
217			DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
218			DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
219			/* Above strings are too generic, also match on BIOS version */
220			DMI_MATCH(DMI_BIOS_VERSION, "ZY-8-BI-PX4S70VTR400-X423B-005-D"),
221		},
222		.driver_data = (void *)&whitelabel_tm800a550l_info,
223	},
224	{
225		/* Xiaomi Mi Pad 2 */
226		.matches = {
227			DMI_MATCH(DMI_SYS_VENDOR, "Xiaomi Inc"),
228			DMI_MATCH(DMI_PRODUCT_NAME, "Mipad2"),
229		},
230		.driver_data = (void *)&xiaomi_mipad2_info,
231	},
232	{ }
233};
234MODULE_DEVICE_TABLE(dmi, x86_android_tablet_ids);