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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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.
Len Brownd4b7dc42008-01-23 20:50:56 -05006 * Check given machine against acpi_osi_dmi_table[].
Linus Torvalds1da177e2005-04-16 15:20:36 -07007 *
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070030#include <linux/kernel.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070031#include <linux/init.h>
32#include <linux/acpi.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070033#include <linux/dmi.h>
34
Len Browna192a952009-07-28 16:45:54 -040035#include "internal.h"
36
Len Brown4be44fc2005-08-05 00:44:28 -040037enum acpi_blacklist_predicates {
38 all_versions,
39 less_than_or_equal,
40 equal,
41 greater_than_or_equal,
Linus Torvalds1da177e2005-04-16 15:20:36 -070042};
43
Len Brown4be44fc2005-08-05 00:44:28 -040044struct acpi_blacklist_item {
45 char oem_id[7];
46 char oem_table_id[9];
47 u32 oem_revision;
Alexey Starikovskiyad71860a2007-02-02 19:48:19 +030048 char *table;
Len Brown4be44fc2005-08-05 00:44:28 -040049 enum acpi_blacklist_predicates oem_revision_predicate;
50 char *reason;
51 u32 is_critical_error;
Linus Torvalds1da177e2005-04-16 15:20:36 -070052};
53
Len Brownd4b7dc42008-01-23 20:50:56 -050054static struct dmi_system_id acpi_osi_dmi_table[] __initdata;
55
Linus Torvalds1da177e2005-04-16 15:20:36 -070056/*
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 */
Len Brown4be44fc2005-08-05 00:44:28 -040060static struct acpi_blacklist_item acpi_blacklist[] __initdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070061 /* Compaq Presario 1700 */
Alexey Starikovskiyad71860a2007-02-02 19:48:19 +030062 {"PTLTD ", " DSDT ", 0x06040000, ACPI_SIG_DSDT, less_than_or_equal,
Len Brown4be44fc2005-08-05 00:44:28 -040063 "Multiple problems", 1},
Linus Torvalds1da177e2005-04-16 15:20:36 -070064 /* Sony FX120, FX140, FX150? */
Alexey Starikovskiyad71860a2007-02-02 19:48:19 +030065 {"SONY ", "U0 ", 0x20010313, ACPI_SIG_DSDT, less_than_or_equal,
Len Brown4be44fc2005-08-05 00:44:28 -040066 "ACPI driver problem", 1},
Linus Torvalds1da177e2005-04-16 15:20:36 -070067 /* Compaq Presario 800, Insyde BIOS */
Alexey Starikovskiyad71860a2007-02-02 19:48:19 +030068 {"INT440", "SYSFexxx", 0x00001001, ACPI_SIG_DSDT, less_than_or_equal,
Len Brown4be44fc2005-08-05 00:44:28 -040069 "Does not use _REG to protect EC OpRegions", 1},
Linus Torvalds1da177e2005-04-16 15:20:36 -070070 /* IBM 600E - _ADR should return 7, but it returns 1 */
Alexey Starikovskiyad71860a2007-02-02 19:48:19 +030071 {"IBM ", "TP600E ", 0x00000105, ACPI_SIG_DSDT, less_than_or_equal,
Len Brown4be44fc2005-08-05 00:44:28 -040072 "Incorrect _ADR", 1},
Linus Torvalds1da177e2005-04-16 15:20:36 -070073
74 {""}
75};
76
Len Brown4be44fc2005-08-05 00:44:28 -040077int __init acpi_blacklisted(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -070078{
79 int i = 0;
80 int blacklisted = 0;
Alexey Starikovskiy428f2112007-02-02 19:48:22 +030081 struct acpi_table_header table_header;
Linus Torvalds1da177e2005-04-16 15:20:36 -070082
Len Brown4be44fc2005-08-05 00:44:28 -040083 while (acpi_blacklist[i].oem_id[0] != '\0') {
Alexey Starikovskiyad71860a2007-02-02 19:48:19 +030084 if (acpi_get_table_header(acpi_blacklist[i].table, 0, &table_header)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -070085 i++;
86 continue;
87 }
88
Alexey Starikovskiy428f2112007-02-02 19:48:22 +030089 if (strncmp(acpi_blacklist[i].oem_id, table_header.oem_id, 6)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -070090 i++;
91 continue;
92 }
93
Len Brown4be44fc2005-08-05 00:44:28 -040094 if (strncmp
Alexey Starikovskiy428f2112007-02-02 19:48:22 +030095 (acpi_blacklist[i].oem_table_id, table_header.oem_table_id,
Len Brown4be44fc2005-08-05 00:44:28 -040096 8)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -070097 i++;
98 continue;
99 }
100
101 if ((acpi_blacklist[i].oem_revision_predicate == all_versions)
Len Brown4be44fc2005-08-05 00:44:28 -0400102 || (acpi_blacklist[i].oem_revision_predicate ==
103 less_than_or_equal
Alexey Starikovskiy428f2112007-02-02 19:48:22 +0300104 && table_header.oem_revision <=
Len Brown4be44fc2005-08-05 00:44:28 -0400105 acpi_blacklist[i].oem_revision)
106 || (acpi_blacklist[i].oem_revision_predicate ==
107 greater_than_or_equal
Alexey Starikovskiy428f2112007-02-02 19:48:22 +0300108 && table_header.oem_revision >=
Len Brown4be44fc2005-08-05 00:44:28 -0400109 acpi_blacklist[i].oem_revision)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700110 || (acpi_blacklist[i].oem_revision_predicate == equal
Alexey Starikovskiy428f2112007-02-02 19:48:22 +0300111 && table_header.oem_revision ==
Len Brown4be44fc2005-08-05 00:44:28 -0400112 acpi_blacklist[i].oem_revision)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700113
Len Brown4be44fc2005-08-05 00:44:28 -0400114 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);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120
Len Brown4be44fc2005-08-05 00:44:28 -0400121 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"));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127
128 blacklisted = acpi_blacklist[i].is_critical_error;
129 break;
Len Brown4be44fc2005-08-05 00:44:28 -0400130 } else {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700131 i++;
132 }
133 }
134
Len Brownd4b7dc42008-01-23 20:50:56 -0500135 dmi_check_system(acpi_osi_dmi_table);
136
Linus Torvalds1da177e2005-04-16 15:20:36 -0700137 return blacklisted;
138}
Len Brownd4b7dc42008-01-23 20:50:56 -0500139#ifdef CONFIG_DMI
Len Brown98f1db22008-01-23 20:56:18 -0500140static 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}
Len Brown46c1fbd2008-02-13 23:13:25 -0500145static 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");
Len Brownbbb70302010-09-28 17:48:49 -0400149 acpi_osi_setup("!Windows 2006 SP1");
150 acpi_osi_setup("!Windows 2006 SP2");
Len Brown46c1fbd2008-02-13 23:13:25 -0500151 return 0;
152}
Zhang Rui81074e92009-12-21 16:13:15 +0800153static 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}
Felipe Contrerascb7a386c2013-07-29 14:20:58 -0500159static 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}
Len Browna1bd4e32008-01-23 21:19:27 -0500165
Len Brownd4b7dc42008-01-23 20:50:56 -0500166static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
Len Brown46c1fbd2008-02-13 23:13:25 -0500167 {
168 .callback = dmi_disable_osi_vista,
169 .ident = "Fujitsu Siemens",
170 .matches = {
171 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
Len Browna6e08872008-11-08 01:21:10 -0500172 DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
Len Brown46c1fbd2008-02-13 23:13:25 -0500173 },
174 },
Zhang Rui35a7c64f2009-06-22 11:31:17 +0800175 {
Lee, Chun-Yi3deb11e2010-10-01 16:28:29 +0800176 /*
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 {
Zhang Rui35a7c64f2009-06-22 11:31:17 +0800193 .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"),
Nik A. Melchior096486e2010-06-21 12:47:05 +0800205 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SR290J"),
Zhang Rui35a7c64f2009-06-22 11:31:17 +0800206 },
207 },
Zhang Rui81074e92009-12-21 16:13:15 +0800208 {
Zhang Rui4b1b29b2010-06-08 15:28:40 +0800209 .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 {
Len Brown7a1d6022010-09-28 17:51:51 -0400217 .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 {
Zhang Rui81074e92009-12-21 16:13:15 +0800225 .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 },
Zhang Rui337279c2010-09-28 22:48:55 -0400232 {
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 },
Levente Kurusa1bdb71a2013-10-22 16:53:35 +0200240 {
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 },
Felipe Contreras068aab72013-10-06 20:59:55 -0500248
249 /*
Edward Lin8ee41042014-09-15 11:56:12 +0800250 * The wireless hotkey does not work on those machines when
251 * returning true for _OSI("Windows 2012")
Felipe Contreras068aab72013-10-06 20:59:55 -0500252 */
Felipe Contrerascb7a386c2013-07-29 14:20:58 -0500253 {
254 .callback = dmi_disable_osi_win8,
Edward Linb7536312014-05-07 10:47:24 +0800255 .ident = "Dell Inspiron 7737",
256 .matches = {
257 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
258 DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7737"),
259 },
260 },
Edward Lin8ee41042014-09-15 11:56:12 +0800261 {
262 .callback = dmi_disable_osi_win8,
263 .ident = "Dell Inspiron 7537",
264 .matches = {
265 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
266 DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7537"),
267 },
268 },
269 {
270 .callback = dmi_disable_osi_win8,
271 .ident = "Dell Inspiron 5437",
272 .matches = {
273 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
274 DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5437"),
275 },
276 },
277 {
278 .callback = dmi_disable_osi_win8,
279 .ident = "Dell Inspiron 3437",
280 .matches = {
281 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
282 DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 3437"),
283 },
284 },
285 {
286 .callback = dmi_disable_osi_win8,
287 .ident = "Dell Vostro 3446",
288 .matches = {
289 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
290 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 3446"),
291 },
292 },
Adam Lee22258462014-10-27 13:55:45 +0800293 {
294 .callback = dmi_disable_osi_win8,
295 .ident = "Dell Vostro 3546",
296 .matches = {
297 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
298 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 3546"),
299 },
300 },
Len Browna6e08872008-11-08 01:21:10 -0500301
Len Browna1bd4e32008-01-23 21:19:27 -0500302 /*
Len Browna6e08872008-11-08 01:21:10 -0500303 * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
304 * Linux ignores it, except for the machines enumerated below.
Len Browna1bd4e32008-01-23 21:19:27 -0500305 */
Len Browna6e08872008-11-08 01:21:10 -0500306
Len Browna1bd4e32008-01-23 21:19:27 -0500307 /*
Hans de Goedef6e6e1b2014-05-05 11:38:09 +0200308 * Without this this EEEpc exports a non working WMI interface, with
309 * this it exports a working "good old" eeepc_laptop interface, fixing
310 * both brightness control, and rfkill not working.
311 */
312 {
313 .callback = dmi_enable_osi_linux,
314 .ident = "Asus EEE PC 1015PX",
315 .matches = {
316 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer INC."),
317 DMI_MATCH(DMI_PRODUCT_NAME, "1015PX"),
318 },
319 },
Len Brownd4b7dc42008-01-23 20:50:56 -0500320 {}
321};
322
323#endif /* CONFIG_DMI */