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1/*
2 * blacklist.c
3 *
4 * Check to see if the given machine has a known bad ACPI BIOS
5 * or if the BIOS is too old.
6 * Check given machine against acpi_osi_dmi_table[].
7 *
8 * Copyright (C) 2004 Len Brown <len.brown@intel.com>
9 * Copyright (C) 2002 Andy Grover <andrew.grover@intel.com>
10 *
11 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or (at
16 * your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful, but
19 * WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 * General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License along
24 * with this program; if not, write to the Free Software Foundation, Inc.,
25 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
26 *
27 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
28 */
29
30#include <linux/kernel.h>
31#include <linux/init.h>
32#include <linux/acpi.h>
33#include <acpi/acpi_bus.h>
34#include <linux/dmi.h>
35
36#include "internal.h"
37
38enum acpi_blacklist_predicates {
39 all_versions,
40 less_than_or_equal,
41 equal,
42 greater_than_or_equal,
43};
44
45struct acpi_blacklist_item {
46 char oem_id[7];
47 char oem_table_id[9];
48 u32 oem_revision;
49 char *table;
50 enum acpi_blacklist_predicates oem_revision_predicate;
51 char *reason;
52 u32 is_critical_error;
53};
54
55static struct dmi_system_id acpi_osi_dmi_table[] __initdata;
56
57/*
58 * POLICY: If *anything* doesn't work, put it on the blacklist.
59 * If they are critical errors, mark it critical, and abort driver load.
60 */
61static struct acpi_blacklist_item acpi_blacklist[] __initdata = {
62 /* Compaq Presario 1700 */
63 {"PTLTD ", " DSDT ", 0x06040000, ACPI_SIG_DSDT, less_than_or_equal,
64 "Multiple problems", 1},
65 /* Sony FX120, FX140, FX150? */
66 {"SONY ", "U0 ", 0x20010313, ACPI_SIG_DSDT, less_than_or_equal,
67 "ACPI driver problem", 1},
68 /* Compaq Presario 800, Insyde BIOS */
69 {"INT440", "SYSFexxx", 0x00001001, ACPI_SIG_DSDT, less_than_or_equal,
70 "Does not use _REG to protect EC OpRegions", 1},
71 /* IBM 600E - _ADR should return 7, but it returns 1 */
72 {"IBM ", "TP600E ", 0x00000105, ACPI_SIG_DSDT, less_than_or_equal,
73 "Incorrect _ADR", 1},
74
75 {""}
76};
77
78#if CONFIG_ACPI_BLACKLIST_YEAR
79
80static int __init blacklist_by_year(void)
81{
82 int year;
83
84 /* Doesn't exist? Likely an old system */
85 if (!dmi_get_date(DMI_BIOS_DATE, &year, NULL, NULL)) {
86 printk(KERN_ERR PREFIX "no DMI BIOS year, "
87 "acpi=force is required to enable ACPI\n" );
88 return 1;
89 }
90 /* 0? Likely a buggy new BIOS */
91 if (year == 0) {
92 printk(KERN_ERR PREFIX "DMI BIOS year==0, "
93 "assuming ACPI-capable machine\n" );
94 return 0;
95 }
96 if (year < CONFIG_ACPI_BLACKLIST_YEAR) {
97 printk(KERN_ERR PREFIX "BIOS age (%d) fails cutoff (%d), "
98 "acpi=force is required to enable ACPI\n",
99 year, CONFIG_ACPI_BLACKLIST_YEAR);
100 return 1;
101 }
102 return 0;
103}
104#else
105static inline int blacklist_by_year(void)
106{
107 return 0;
108}
109#endif
110
111int __init acpi_blacklisted(void)
112{
113 int i = 0;
114 int blacklisted = 0;
115 struct acpi_table_header table_header;
116
117 while (acpi_blacklist[i].oem_id[0] != '\0') {
118 if (acpi_get_table_header(acpi_blacklist[i].table, 0, &table_header)) {
119 i++;
120 continue;
121 }
122
123 if (strncmp(acpi_blacklist[i].oem_id, table_header.oem_id, 6)) {
124 i++;
125 continue;
126 }
127
128 if (strncmp
129 (acpi_blacklist[i].oem_table_id, table_header.oem_table_id,
130 8)) {
131 i++;
132 continue;
133 }
134
135 if ((acpi_blacklist[i].oem_revision_predicate == all_versions)
136 || (acpi_blacklist[i].oem_revision_predicate ==
137 less_than_or_equal
138 && table_header.oem_revision <=
139 acpi_blacklist[i].oem_revision)
140 || (acpi_blacklist[i].oem_revision_predicate ==
141 greater_than_or_equal
142 && table_header.oem_revision >=
143 acpi_blacklist[i].oem_revision)
144 || (acpi_blacklist[i].oem_revision_predicate == equal
145 && table_header.oem_revision ==
146 acpi_blacklist[i].oem_revision)) {
147
148 printk(KERN_ERR PREFIX
149 "Vendor \"%6.6s\" System \"%8.8s\" "
150 "Revision 0x%x has a known ACPI BIOS problem.\n",
151 acpi_blacklist[i].oem_id,
152 acpi_blacklist[i].oem_table_id,
153 acpi_blacklist[i].oem_revision);
154
155 printk(KERN_ERR PREFIX
156 "Reason: %s. This is a %s error\n",
157 acpi_blacklist[i].reason,
158 (acpi_blacklist[i].
159 is_critical_error ? "non-recoverable" :
160 "recoverable"));
161
162 blacklisted = acpi_blacklist[i].is_critical_error;
163 break;
164 } else {
165 i++;
166 }
167 }
168
169 blacklisted += blacklist_by_year();
170
171 dmi_check_system(acpi_osi_dmi_table);
172
173 return blacklisted;
174}
175#ifdef CONFIG_DMI
176static int __init dmi_enable_osi_linux(const struct dmi_system_id *d)
177{
178 acpi_dmi_osi_linux(1, d); /* enable */
179 return 0;
180}
181static int __init dmi_disable_osi_vista(const struct dmi_system_id *d)
182{
183 printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
184 acpi_osi_setup("!Windows 2006");
185 acpi_osi_setup("!Windows 2006 SP1");
186 acpi_osi_setup("!Windows 2006 SP2");
187 return 0;
188}
189static int __init dmi_disable_osi_win7(const struct dmi_system_id *d)
190{
191 printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
192 acpi_osi_setup("!Windows 2009");
193 return 0;
194}
195
196static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
197 {
198 .callback = dmi_disable_osi_vista,
199 .ident = "Fujitsu Siemens",
200 .matches = {
201 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
202 DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
203 },
204 },
205 {
206 /*
207 * There have a NVIF method in MSI GX723 DSDT need call by Nvidia
208 * driver (e.g. nouveau) when user press brightness hotkey.
209 * Currently, nouveau driver didn't do the job and it causes there
210 * have a infinite while loop in DSDT when user press hotkey.
211 * We add MSI GX723's dmi information to this table for workaround
212 * this issue.
213 * Will remove MSI GX723 from the table after nouveau grows support.
214 */
215 .callback = dmi_disable_osi_vista,
216 .ident = "MSI GX723",
217 .matches = {
218 DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
219 DMI_MATCH(DMI_PRODUCT_NAME, "GX723"),
220 },
221 },
222 {
223 .callback = dmi_disable_osi_vista,
224 .ident = "Sony VGN-NS10J_S",
225 .matches = {
226 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
227 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS10J_S"),
228 },
229 },
230 {
231 .callback = dmi_disable_osi_vista,
232 .ident = "Sony VGN-SR290J",
233 .matches = {
234 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
235 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SR290J"),
236 },
237 },
238 {
239 .callback = dmi_disable_osi_vista,
240 .ident = "VGN-NS50B_L",
241 .matches = {
242 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
243 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS50B_L"),
244 },
245 },
246 {
247 .callback = dmi_disable_osi_vista,
248 .ident = "Toshiba Satellite L355",
249 .matches = {
250 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
251 DMI_MATCH(DMI_PRODUCT_VERSION, "Satellite L355"),
252 },
253 },
254 {
255 .callback = dmi_disable_osi_win7,
256 .ident = "ASUS K50IJ",
257 .matches = {
258 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
259 DMI_MATCH(DMI_PRODUCT_NAME, "K50IJ"),
260 },
261 },
262 {
263 .callback = dmi_disable_osi_vista,
264 .ident = "Toshiba P305D",
265 .matches = {
266 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
267 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P305D"),
268 },
269 },
270
271 /*
272 * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
273 * Linux ignores it, except for the machines enumerated below.
274 */
275
276 /*
277 * Lenovo has a mix of systems OSI(Linux) situations
278 * and thus we can not wildcard the vendor.
279 *
280 * _OSI(Linux) helps sound
281 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
282 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
283 * T400, T500
284 * _OSI(Linux) has Linux specific hooks
285 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
286 * _OSI(Linux) is a NOP:
287 * DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
288 * DMI_MATCH(DMI_PRODUCT_VERSION, "LENOVO3000 V100"),
289 */
290 {
291 .callback = dmi_enable_osi_linux,
292 .ident = "Lenovo ThinkPad R61",
293 .matches = {
294 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
295 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
296 },
297 },
298 {
299 .callback = dmi_enable_osi_linux,
300 .ident = "Lenovo ThinkPad T61",
301 .matches = {
302 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
303 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
304 },
305 },
306 {
307 .callback = dmi_enable_osi_linux,
308 .ident = "Lenovo ThinkPad X61",
309 .matches = {
310 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
311 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
312 },
313 },
314 {
315 .callback = dmi_enable_osi_linux,
316 .ident = "Lenovo ThinkPad T400",
317 .matches = {
318 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
319 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T400"),
320 },
321 },
322 {
323 .callback = dmi_enable_osi_linux,
324 .ident = "Lenovo ThinkPad T500",
325 .matches = {
326 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
327 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T500"),
328 },
329 },
330 {}
331};
332
333#endif /* CONFIG_DMI */
1/*
2 * blacklist.c
3 *
4 * Check to see if the given machine has a known bad ACPI BIOS
5 * or if the BIOS is too old.
6 * Check given machine against acpi_osi_dmi_table[].
7 *
8 * Copyright (C) 2004 Len Brown <len.brown@intel.com>
9 * Copyright (C) 2002 Andy Grover <andrew.grover@intel.com>
10 *
11 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or (at
16 * your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful, but
19 * WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 * General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License along
24 * with this program; if not, write to the Free Software Foundation, Inc.,
25 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
26 *
27 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
28 */
29
30#include <linux/kernel.h>
31#include <linux/init.h>
32#include <linux/acpi.h>
33#include <linux/dmi.h>
34
35#include "internal.h"
36
37enum acpi_blacklist_predicates {
38 all_versions,
39 less_than_or_equal,
40 equal,
41 greater_than_or_equal,
42};
43
44struct acpi_blacklist_item {
45 char oem_id[7];
46 char oem_table_id[9];
47 u32 oem_revision;
48 char *table;
49 enum acpi_blacklist_predicates oem_revision_predicate;
50 char *reason;
51 u32 is_critical_error;
52};
53
54static struct dmi_system_id acpi_osi_dmi_table[] __initdata;
55
56/*
57 * POLICY: If *anything* doesn't work, put it on the blacklist.
58 * If they are critical errors, mark it critical, and abort driver load.
59 */
60static struct acpi_blacklist_item acpi_blacklist[] __initdata = {
61 /* Compaq Presario 1700 */
62 {"PTLTD ", " DSDT ", 0x06040000, ACPI_SIG_DSDT, less_than_or_equal,
63 "Multiple problems", 1},
64 /* Sony FX120, FX140, FX150? */
65 {"SONY ", "U0 ", 0x20010313, ACPI_SIG_DSDT, less_than_or_equal,
66 "ACPI driver problem", 1},
67 /* Compaq Presario 800, Insyde BIOS */
68 {"INT440", "SYSFexxx", 0x00001001, ACPI_SIG_DSDT, less_than_or_equal,
69 "Does not use _REG to protect EC OpRegions", 1},
70 /* IBM 600E - _ADR should return 7, but it returns 1 */
71 {"IBM ", "TP600E ", 0x00000105, ACPI_SIG_DSDT, less_than_or_equal,
72 "Incorrect _ADR", 1},
73
74 {""}
75};
76
77int __init acpi_blacklisted(void)
78{
79 int i = 0;
80 int blacklisted = 0;
81 struct acpi_table_header table_header;
82
83 while (acpi_blacklist[i].oem_id[0] != '\0') {
84 if (acpi_get_table_header(acpi_blacklist[i].table, 0, &table_header)) {
85 i++;
86 continue;
87 }
88
89 if (strncmp(acpi_blacklist[i].oem_id, table_header.oem_id, 6)) {
90 i++;
91 continue;
92 }
93
94 if (strncmp
95 (acpi_blacklist[i].oem_table_id, table_header.oem_table_id,
96 8)) {
97 i++;
98 continue;
99 }
100
101 if ((acpi_blacklist[i].oem_revision_predicate == all_versions)
102 || (acpi_blacklist[i].oem_revision_predicate ==
103 less_than_or_equal
104 && table_header.oem_revision <=
105 acpi_blacklist[i].oem_revision)
106 || (acpi_blacklist[i].oem_revision_predicate ==
107 greater_than_or_equal
108 && table_header.oem_revision >=
109 acpi_blacklist[i].oem_revision)
110 || (acpi_blacklist[i].oem_revision_predicate == equal
111 && table_header.oem_revision ==
112 acpi_blacklist[i].oem_revision)) {
113
114 printk(KERN_ERR PREFIX
115 "Vendor \"%6.6s\" System \"%8.8s\" "
116 "Revision 0x%x has a known ACPI BIOS problem.\n",
117 acpi_blacklist[i].oem_id,
118 acpi_blacklist[i].oem_table_id,
119 acpi_blacklist[i].oem_revision);
120
121 printk(KERN_ERR PREFIX
122 "Reason: %s. This is a %s error\n",
123 acpi_blacklist[i].reason,
124 (acpi_blacklist[i].
125 is_critical_error ? "non-recoverable" :
126 "recoverable"));
127
128 blacklisted = acpi_blacklist[i].is_critical_error;
129 break;
130 } else {
131 i++;
132 }
133 }
134
135 dmi_check_system(acpi_osi_dmi_table);
136
137 return blacklisted;
138}
139#ifdef CONFIG_DMI
140static int __init dmi_enable_osi_linux(const struct dmi_system_id *d)
141{
142 acpi_dmi_osi_linux(1, d); /* enable */
143 return 0;
144}
145static int __init dmi_disable_osi_vista(const struct dmi_system_id *d)
146{
147 printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
148 acpi_osi_setup("!Windows 2006");
149 acpi_osi_setup("!Windows 2006 SP1");
150 acpi_osi_setup("!Windows 2006 SP2");
151 return 0;
152}
153static int __init dmi_disable_osi_win7(const struct dmi_system_id *d)
154{
155 printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
156 acpi_osi_setup("!Windows 2009");
157 return 0;
158}
159static int __init dmi_disable_osi_win8(const struct dmi_system_id *d)
160{
161 printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
162 acpi_osi_setup("!Windows 2012");
163 return 0;
164}
165
166static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
167 {
168 .callback = dmi_disable_osi_vista,
169 .ident = "Fujitsu Siemens",
170 .matches = {
171 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
172 DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
173 },
174 },
175 {
176 /*
177 * There have a NVIF method in MSI GX723 DSDT need call by Nvidia
178 * driver (e.g. nouveau) when user press brightness hotkey.
179 * Currently, nouveau driver didn't do the job and it causes there
180 * have a infinite while loop in DSDT when user press hotkey.
181 * We add MSI GX723's dmi information to this table for workaround
182 * this issue.
183 * Will remove MSI GX723 from the table after nouveau grows support.
184 */
185 .callback = dmi_disable_osi_vista,
186 .ident = "MSI GX723",
187 .matches = {
188 DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
189 DMI_MATCH(DMI_PRODUCT_NAME, "GX723"),
190 },
191 },
192 {
193 .callback = dmi_disable_osi_vista,
194 .ident = "Sony VGN-NS10J_S",
195 .matches = {
196 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
197 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS10J_S"),
198 },
199 },
200 {
201 .callback = dmi_disable_osi_vista,
202 .ident = "Sony VGN-SR290J",
203 .matches = {
204 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
205 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SR290J"),
206 },
207 },
208 {
209 .callback = dmi_disable_osi_vista,
210 .ident = "VGN-NS50B_L",
211 .matches = {
212 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
213 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS50B_L"),
214 },
215 },
216 {
217 .callback = dmi_disable_osi_vista,
218 .ident = "Toshiba Satellite L355",
219 .matches = {
220 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
221 DMI_MATCH(DMI_PRODUCT_VERSION, "Satellite L355"),
222 },
223 },
224 {
225 .callback = dmi_disable_osi_win7,
226 .ident = "ASUS K50IJ",
227 .matches = {
228 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
229 DMI_MATCH(DMI_PRODUCT_NAME, "K50IJ"),
230 },
231 },
232 {
233 .callback = dmi_disable_osi_vista,
234 .ident = "Toshiba P305D",
235 .matches = {
236 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
237 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P305D"),
238 },
239 },
240 {
241 .callback = dmi_disable_osi_vista,
242 .ident = "Toshiba NB100",
243 .matches = {
244 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
245 DMI_MATCH(DMI_PRODUCT_NAME, "NB100"),
246 },
247 },
248
249 /*
250 * The following machines have broken backlight support when reporting
251 * the Windows 2012 OSI, so disable it until their support is fixed.
252 */
253 {
254 .callback = dmi_disable_osi_win8,
255 .ident = "ASUS Zenbook Prime UX31A",
256 .matches = {
257 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
258 DMI_MATCH(DMI_PRODUCT_NAME, "UX31A"),
259 },
260 },
261 {
262 .callback = dmi_disable_osi_win8,
263 .ident = "ThinkPad Edge E530",
264 .matches = {
265 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
266 DMI_MATCH(DMI_PRODUCT_VERSION, "3259A2G"),
267 },
268 },
269 {
270 .callback = dmi_disable_osi_win8,
271 .ident = "ThinkPad Edge E530",
272 .matches = {
273 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
274 DMI_MATCH(DMI_PRODUCT_VERSION, "3259CTO"),
275 },
276 },
277 {
278 .callback = dmi_disable_osi_win8,
279 .ident = "ThinkPad Edge E530",
280 .matches = {
281 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
282 DMI_MATCH(DMI_PRODUCT_VERSION, "3259HJG"),
283 },
284 },
285 {
286 .callback = dmi_disable_osi_win8,
287 .ident = "Acer Aspire V5-573G",
288 .matches = {
289 DMI_MATCH(DMI_SYS_VENDOR, "Acer Aspire"),
290 DMI_MATCH(DMI_PRODUCT_VERSION, "V5-573G/Dazzle_HW"),
291 },
292 },
293 {
294 .callback = dmi_disable_osi_win8,
295 .ident = "Acer Aspire V5-572G",
296 .matches = {
297 DMI_MATCH(DMI_SYS_VENDOR, "Acer Aspire"),
298 DMI_MATCH(DMI_PRODUCT_VERSION, "V5-572G/Dazzle_CX"),
299 },
300 },
301 {
302 .callback = dmi_disable_osi_win8,
303 .ident = "ThinkPad T431s",
304 .matches = {
305 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
306 DMI_MATCH(DMI_PRODUCT_VERSION, "20AACTO1WW"),
307 },
308 },
309 {
310 .callback = dmi_disable_osi_win8,
311 .ident = "ThinkPad T430",
312 .matches = {
313 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
314 DMI_MATCH(DMI_PRODUCT_VERSION, "2349D15"),
315 },
316 },
317 {
318 .callback = dmi_disable_osi_win8,
319 .ident = "Dell Inspiron 7737",
320 .matches = {
321 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
322 DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7737"),
323 },
324 },
325
326 /*
327 * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
328 * Linux ignores it, except for the machines enumerated below.
329 */
330
331 /*
332 * Lenovo has a mix of systems OSI(Linux) situations
333 * and thus we can not wildcard the vendor.
334 *
335 * _OSI(Linux) helps sound
336 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
337 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
338 * T400, T500
339 * _OSI(Linux) has Linux specific hooks
340 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
341 * _OSI(Linux) is a NOP:
342 * DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
343 * DMI_MATCH(DMI_PRODUCT_VERSION, "LENOVO3000 V100"),
344 */
345 {
346 .callback = dmi_enable_osi_linux,
347 .ident = "Lenovo ThinkPad R61",
348 .matches = {
349 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
350 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
351 },
352 },
353 {
354 .callback = dmi_enable_osi_linux,
355 .ident = "Lenovo ThinkPad T61",
356 .matches = {
357 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
358 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
359 },
360 },
361 {
362 .callback = dmi_enable_osi_linux,
363 .ident = "Lenovo ThinkPad X61",
364 .matches = {
365 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
366 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
367 },
368 },
369 {
370 .callback = dmi_enable_osi_linux,
371 .ident = "Lenovo ThinkPad T400",
372 .matches = {
373 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
374 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T400"),
375 },
376 },
377 {
378 .callback = dmi_enable_osi_linux,
379 .ident = "Lenovo ThinkPad T500",
380 .matches = {
381 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
382 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T500"),
383 },
384 },
385 /*
386 * Without this this EEEpc exports a non working WMI interface, with
387 * this it exports a working "good old" eeepc_laptop interface, fixing
388 * both brightness control, and rfkill not working.
389 */
390 {
391 .callback = dmi_enable_osi_linux,
392 .ident = "Asus EEE PC 1015PX",
393 .matches = {
394 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer INC."),
395 DMI_MATCH(DMI_PRODUCT_NAME, "1015PX"),
396 },
397 },
398 {}
399};
400
401#endif /* CONFIG_DMI */