xref: /openbmc/linux/drivers/acpi/blacklist.c (revision 31b90347) 
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 
38 enum acpi_blacklist_predicates {
39 	all_versions,
40 	less_than_or_equal,
41 	equal,
42 	greater_than_or_equal,
43 };
44 
45 struct 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 
55 static 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  */
61 static 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 int __init acpi_blacklisted(void)
79 {
80 	int i = 0;
81 	int blacklisted = 0;
82 	struct acpi_table_header table_header;
83 
84 	while (acpi_blacklist[i].oem_id[0] != '\0') {
85 		if (acpi_get_table_header(acpi_blacklist[i].table, 0, &table_header)) {
86 			i++;
87 			continue;
88 		}
89 
90 		if (strncmp(acpi_blacklist[i].oem_id, table_header.oem_id, 6)) {
91 			i++;
92 			continue;
93 		}
94 
95 		if (strncmp
96 		    (acpi_blacklist[i].oem_table_id, table_header.oem_table_id,
97 		     8)) {
98 			i++;
99 			continue;
100 		}
101 
102 		if ((acpi_blacklist[i].oem_revision_predicate == all_versions)
103 		    || (acpi_blacklist[i].oem_revision_predicate ==
104 			less_than_or_equal
105 			&& table_header.oem_revision <=
106 			acpi_blacklist[i].oem_revision)
107 		    || (acpi_blacklist[i].oem_revision_predicate ==
108 			greater_than_or_equal
109 			&& table_header.oem_revision >=
110 			acpi_blacklist[i].oem_revision)
111 		    || (acpi_blacklist[i].oem_revision_predicate == equal
112 			&& table_header.oem_revision ==
113 			acpi_blacklist[i].oem_revision)) {
114 
115 			printk(KERN_ERR PREFIX
116 			       "Vendor \"%6.6s\" System \"%8.8s\" "
117 			       "Revision 0x%x has a known ACPI BIOS problem.\n",
118 			       acpi_blacklist[i].oem_id,
119 			       acpi_blacklist[i].oem_table_id,
120 			       acpi_blacklist[i].oem_revision);
121 
122 			printk(KERN_ERR PREFIX
123 			       "Reason: %s. This is a %s error\n",
124 			       acpi_blacklist[i].reason,
125 			       (acpi_blacklist[i].
126 				is_critical_error ? "non-recoverable" :
127 				"recoverable"));
128 
129 			blacklisted = acpi_blacklist[i].is_critical_error;
130 			break;
131 		} else {
132 			i++;
133 		}
134 	}
135 
136 	dmi_check_system(acpi_osi_dmi_table);
137 
138 	return blacklisted;
139 }
140 #ifdef CONFIG_DMI
141 static int __init dmi_enable_osi_linux(const struct dmi_system_id *d)
142 {
143 	acpi_dmi_osi_linux(1, d);	/* enable */
144 	return 0;
145 }
146 static int __init dmi_disable_osi_vista(const struct dmi_system_id *d)
147 {
148 	printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
149 	acpi_osi_setup("!Windows 2006");
150 	acpi_osi_setup("!Windows 2006 SP1");
151 	acpi_osi_setup("!Windows 2006 SP2");
152 	return 0;
153 }
154 static int __init dmi_disable_osi_win7(const struct dmi_system_id *d)
155 {
156 	printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
157 	acpi_osi_setup("!Windows 2009");
158 	return 0;
159 }
160 static int __init dmi_disable_osi_win8(const struct dmi_system_id *d)
161 {
162 	printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
163 	acpi_osi_setup("!Windows 2012");
164 	return 0;
165 }
166 
167 static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
168 	{
169 	.callback = dmi_disable_osi_vista,
170 	.ident = "Fujitsu Siemens",
171 	.matches = {
172 		     DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
173 		     DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
174 		},
175 	},
176 	{
177 	/*
178 	 * There have a NVIF method in MSI GX723 DSDT need call by Nvidia
179 	 * driver (e.g. nouveau) when user press brightness hotkey.
180 	 * Currently, nouveau driver didn't do the job and it causes there
181 	 * have a infinite while loop in DSDT when user press hotkey.
182 	 * We add MSI GX723's dmi information to this table for workaround
183 	 * this issue.
184 	 * Will remove MSI GX723 from the table after nouveau grows support.
185 	 */
186 	.callback = dmi_disable_osi_vista,
187 	.ident = "MSI GX723",
188 	.matches = {
189 		     DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
190 		     DMI_MATCH(DMI_PRODUCT_NAME, "GX723"),
191 		},
192 	},
193 	{
194 	.callback = dmi_disable_osi_vista,
195 	.ident = "Sony VGN-NS10J_S",
196 	.matches = {
197 		     DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
198 		     DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS10J_S"),
199 		},
200 	},
201 	{
202 	.callback = dmi_disable_osi_vista,
203 	.ident = "Sony VGN-SR290J",
204 	.matches = {
205 		     DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
206 		     DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SR290J"),
207 		},
208 	},
209 	{
210 	.callback = dmi_disable_osi_vista,
211 	.ident = "VGN-NS50B_L",
212 	.matches = {
213 		     DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
214 		     DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS50B_L"),
215 		},
216 	},
217 	{
218 	.callback = dmi_disable_osi_vista,
219 	.ident = "Toshiba Satellite L355",
220 	.matches = {
221 		     DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
222 		     DMI_MATCH(DMI_PRODUCT_VERSION, "Satellite L355"),
223 		},
224 	},
225 	{
226 	.callback = dmi_disable_osi_win7,
227 	.ident = "ASUS K50IJ",
228 	.matches = {
229 		     DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
230 		     DMI_MATCH(DMI_PRODUCT_NAME, "K50IJ"),
231 		},
232 	},
233 	{
234 	.callback = dmi_disable_osi_vista,
235 	.ident = "Toshiba P305D",
236 	.matches = {
237 		     DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
238 		     DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P305D"),
239 		},
240 	},
241 	{
242 	.callback = dmi_disable_osi_vista,
243 	.ident = "Toshiba NB100",
244 	.matches = {
245 		     DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
246 		     DMI_MATCH(DMI_PRODUCT_NAME, "NB100"),
247 		},
248 	},
249 
250 	/*
251 	 * The following machines have broken backlight support when reporting
252 	 * the Windows 2012 OSI, so disable it until their support is fixed.
253 	 */
254 	{
255 	.callback = dmi_disable_osi_win8,
256 	.ident = "ASUS Zenbook Prime UX31A",
257 	.matches = {
258 		     DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
259 		     DMI_MATCH(DMI_PRODUCT_NAME, "UX31A"),
260 		},
261 	},
262 	{
263 	.callback = dmi_disable_osi_win8,
264 	.ident = "Dell Inspiron 15R SE",
265 	.matches = {
266 		     DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
267 		     DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7520"),
268 		},
269 	},
270 	{
271 	.callback = dmi_disable_osi_win8,
272 	.ident = "ThinkPad Edge E530",
273 	.matches = {
274 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
275 		     DMI_MATCH(DMI_PRODUCT_VERSION, "3259A2G"),
276 		},
277 	},
278 	{
279 	.callback = dmi_disable_osi_win8,
280 	.ident = "ThinkPad Edge E530",
281 	.matches = {
282 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
283 		     DMI_MATCH(DMI_PRODUCT_VERSION, "3259CTO"),
284 		},
285 	},
286 	{
287 	.callback = dmi_disable_osi_win8,
288 	.ident = "ThinkPad Edge E530",
289 	.matches = {
290 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
291 		     DMI_MATCH(DMI_PRODUCT_VERSION, "3259HJG"),
292 		},
293 	},
294 	{
295 	.callback = dmi_disable_osi_win8,
296 	.ident = "Acer Aspire V5-573G",
297 	.matches = {
298 		     DMI_MATCH(DMI_SYS_VENDOR, "Acer Aspire"),
299 		     DMI_MATCH(DMI_PRODUCT_VERSION, "V5-573G/Dazzle_HW"),
300 		},
301 	},
302 	{
303 	.callback = dmi_disable_osi_win8,
304 	.ident = "Acer Aspire V5-572G",
305 	.matches = {
306 		     DMI_MATCH(DMI_SYS_VENDOR, "Acer Aspire"),
307 		     DMI_MATCH(DMI_PRODUCT_VERSION, "V5-572G/Dazzle_CX"),
308 		},
309 	},
310 	{
311 	.callback = dmi_disable_osi_win8,
312 	.ident = "ThinkPad T431s",
313 	.matches = {
314 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
315 		     DMI_MATCH(DMI_PRODUCT_VERSION, "20AACTO1WW"),
316 		},
317 	},
318 	{
319 	.callback = dmi_disable_osi_win8,
320 	.ident = "ThinkPad T430",
321 	.matches = {
322 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
323 		     DMI_MATCH(DMI_PRODUCT_VERSION, "2349D15"),
324 		},
325 	},
326 
327 	/*
328 	 * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
329 	 * Linux ignores it, except for the machines enumerated below.
330 	 */
331 
332 	/*
333 	 * Lenovo has a mix of systems OSI(Linux) situations
334 	 * and thus we can not wildcard the vendor.
335 	 *
336 	 * _OSI(Linux) helps sound
337 	 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
338 	 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
339 	 * T400, T500
340 	 * _OSI(Linux) has Linux specific hooks
341 	 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
342 	 * _OSI(Linux) is a NOP:
343 	 * DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
344 	 * DMI_MATCH(DMI_PRODUCT_VERSION, "LENOVO3000 V100"),
345 	 */
346 	{
347 	.callback = dmi_enable_osi_linux,
348 	.ident = "Lenovo ThinkPad R61",
349 	.matches = {
350 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
351 		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
352 		},
353 	},
354 	{
355 	.callback = dmi_enable_osi_linux,
356 	.ident = "Lenovo ThinkPad T61",
357 	.matches = {
358 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
359 		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
360 		},
361 	},
362 	{
363 	.callback = dmi_enable_osi_linux,
364 	.ident = "Lenovo ThinkPad X61",
365 	.matches = {
366 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
367 		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
368 		},
369 	},
370 	{
371 	.callback = dmi_enable_osi_linux,
372 	.ident = "Lenovo ThinkPad T400",
373 	.matches = {
374 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
375 		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T400"),
376 		},
377 	},
378 	{
379 	.callback = dmi_enable_osi_linux,
380 	.ident = "Lenovo ThinkPad T500",
381 	.matches = {
382 		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
383 		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T500"),
384 		},
385 	},
386 	{}
387 };
388 
389 #endif /* CONFIG_DMI */
390