[linux-2.6-block.git] / drivers / acpi / blacklist.c

/*
 *  blacklist.c
 *
 *  Check to see if the given machine has a known bad ACPI BIOS
 *  or if the BIOS is too old.
 *  Check given machine against acpi_osi_dmi_table[].
 *
 *  Copyright (C) 2004 Len Brown <len.brown@intel.com>
 *  Copyright (C) 2002 Andy Grover <andrew.grover@intel.com>
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or (at
 *  your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful, but
 *  WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/acpi.h>
#include <linux/dmi.h>

#include "internal.h"

enum acpi_blacklist_predicates {
	all_versions,
	less_than_or_equal,
	equal,
	greater_than_or_equal,
};

struct acpi_blacklist_item {
	char oem_id[7];
	char oem_table_id[9];
	u32 oem_revision;
	char *table;
	enum acpi_blacklist_predicates oem_revision_predicate;
	char *reason;
	u32 is_critical_error;
};

static struct dmi_system_id acpi_osi_dmi_table[] __initdata;

/*
 * POLICY: If *anything* doesn't work, put it on the blacklist.
 *	   If they are critical errors, mark it critical, and abort driver load.
 */
static struct acpi_blacklist_item acpi_blacklist[] __initdata = {
	/* Compaq Presario 1700 */
	{"PTLTD ", "  DSDT  ", 0x06040000, ACPI_SIG_DSDT, less_than_or_equal,
	 "Multiple problems", 1},
	/* Sony FX120, FX140, FX150? */
	{"SONY  ", "U0      ", 0x20010313, ACPI_SIG_DSDT, less_than_or_equal,
	 "ACPI driver problem", 1},
	/* Compaq Presario 800, Insyde BIOS */
	{"INT440", "SYSFexxx", 0x00001001, ACPI_SIG_DSDT, less_than_or_equal,
	 "Does not use _REG to protect EC OpRegions", 1},
	/* IBM 600E - _ADR should return 7, but it returns 1 */
	{"IBM   ", "TP600E  ", 0x00000105, ACPI_SIG_DSDT, less_than_or_equal,
	 "Incorrect _ADR", 1},

	{""}
};

int __init acpi_blacklisted(void)
{
	int i = 0;
	int blacklisted = 0;
	struct acpi_table_header table_header;

	while (acpi_blacklist[i].oem_id[0] != '\0') {
		if (acpi_get_table_header(acpi_blacklist[i].table, 0, &table_header)) {
			i++;
			continue;
		}

		if (strncmp(acpi_blacklist[i].oem_id, table_header.oem_id, 6)) {
			i++;
			continue;
		}

		if (strncmp
		    (acpi_blacklist[i].oem_table_id, table_header.oem_table_id,
		     8)) {
			i++;
			continue;
		}

		if ((acpi_blacklist[i].oem_revision_predicate == all_versions)
		    || (acpi_blacklist[i].oem_revision_predicate ==
			less_than_or_equal
			&& table_header.oem_revision <=
			acpi_blacklist[i].oem_revision)
		    || (acpi_blacklist[i].oem_revision_predicate ==
			greater_than_or_equal
			&& table_header.oem_revision >=
			acpi_blacklist[i].oem_revision)
		    || (acpi_blacklist[i].oem_revision_predicate == equal
			&& table_header.oem_revision ==
			acpi_blacklist[i].oem_revision)) {

			printk(KERN_ERR PREFIX
			       "Vendor \"%6.6s\" System \"%8.8s\" "
			       "Revision 0x%x has a known ACPI BIOS problem.\n",
			       acpi_blacklist[i].oem_id,
			       acpi_blacklist[i].oem_table_id,
			       acpi_blacklist[i].oem_revision);

			printk(KERN_ERR PREFIX
			       "Reason: %s. This is a %s error\n",
			       acpi_blacklist[i].reason,
			       (acpi_blacklist[i].
				is_critical_error ? "non-recoverable" :
				"recoverable"));

			blacklisted = acpi_blacklist[i].is_critical_error;
			break;
		} else {
			i++;
		}
	}

	dmi_check_system(acpi_osi_dmi_table);

	return blacklisted;
}
#ifdef CONFIG_DMI
static int __init dmi_enable_osi_linux(const struct dmi_system_id *d)
{
	acpi_dmi_osi_linux(1, d);	/* enable */
	return 0;
}
static int __init dmi_disable_osi_vista(const struct dmi_system_id *d)
{
	printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
	acpi_osi_setup("!Windows 2006");
	acpi_osi_setup("!Windows 2006 SP1");
	acpi_osi_setup("!Windows 2006 SP2");
	return 0;
}
static int __init dmi_disable_osi_win7(const struct dmi_system_id *d)
{
	printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
	acpi_osi_setup("!Windows 2009");
	return 0;
}
static int __init dmi_disable_osi_win8(const struct dmi_system_id *d)
{
	printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
	acpi_osi_setup("!Windows 2012");
	return 0;
}

static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
	{
	.callback = dmi_disable_osi_vista,
	.ident = "Fujitsu Siemens",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
		     DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
		},
	},
	{
	/*
	 * There have a NVIF method in MSI GX723 DSDT need call by Nvidia
	 * driver (e.g. nouveau) when user press brightness hotkey.
	 * Currently, nouveau driver didn't do the job and it causes there
	 * have a infinite while loop in DSDT when user press hotkey.
	 * We add MSI GX723's dmi information to this table for workaround
	 * this issue.
	 * Will remove MSI GX723 from the table after nouveau grows support.
	 */
	.callback = dmi_disable_osi_vista,
	.ident = "MSI GX723",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
		     DMI_MATCH(DMI_PRODUCT_NAME, "GX723"),
		},
	},
	{
	.callback = dmi_disable_osi_vista,
	.ident = "Sony VGN-NS10J_S",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
		     DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS10J_S"),
		},
	},
	{
	.callback = dmi_disable_osi_vista,
	.ident = "Sony VGN-SR290J",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
		     DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SR290J"),
		},
	},
	{
	.callback = dmi_disable_osi_vista,
	.ident = "VGN-NS50B_L",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
		     DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NS50B_L"),
		},
	},
	{
	.callback = dmi_disable_osi_vista,
	.ident = "Toshiba Satellite L355",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
		     DMI_MATCH(DMI_PRODUCT_VERSION, "Satellite L355"),
		},
	},
	{
	.callback = dmi_disable_osi_win7,
	.ident = "ASUS K50IJ",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
		     DMI_MATCH(DMI_PRODUCT_NAME, "K50IJ"),
		},
	},
	{
	.callback = dmi_disable_osi_vista,
	.ident = "Toshiba P305D",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
		     DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P305D"),
		},
	},
	{
	.callback = dmi_disable_osi_vista,
	.ident = "Toshiba NB100",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
		     DMI_MATCH(DMI_PRODUCT_NAME, "NB100"),
		},
	},

	/*
	 * The wireless hotkey does not work on those machines when
	 * returning true for _OSI("Windows 2012")
	 */
	{
	.callback = dmi_disable_osi_win8,
	.ident = "Dell Inspiron 7737",
	.matches = {
		    DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
		    DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7737"),
		},
	},
	{
	.callback = dmi_disable_osi_win8,
	.ident = "Dell Inspiron 7537",
	.matches = {
		    DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
		    DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7537"),
		},
	},
	{
	.callback = dmi_disable_osi_win8,
	.ident = "Dell Inspiron 5437",
	.matches = {
		    DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
		    DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5437"),
		},
	},
	{
	.callback = dmi_disable_osi_win8,
	.ident = "Dell Inspiron 3437",
	.matches = {
		    DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
		    DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 3437"),
		},
	},
	{
	.callback = dmi_disable_osi_win8,
	.ident = "Dell Vostro 3446",
	.matches = {
		    DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
		    DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 3446"),
		},
	},
	{
	.callback = dmi_disable_osi_win8,
	.ident = "Dell Vostro 3546",
	.matches = {
		    DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
		    DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 3546"),
		},
	},

	/*
	 * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
	 * Linux ignores it, except for the machines enumerated below.
	 */

	/*
	 * Without this this EEEpc exports a non working WMI interface, with
	 * this it exports a working "good old" eeepc_laptop interface, fixing
	 * both brightness control, and rfkill not working.
	 */
	{
	.callback = dmi_enable_osi_linux,
	.ident = "Asus EEE PC 1015PX",
	.matches = {
		     DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer INC."),
		     DMI_MATCH(DMI_PRODUCT_NAME, "1015PX"),
		},
	},
	{}
};

#endif /* CONFIG_DMI */
Commit	Line	Data
1da177e4 LT	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.
d4b7dc49	6	* Check given machine against acpi_osi_dmi_table[].
1da177e4 LT	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
1da177e4	30	#include <linux/kernel.h>
1da177e4 LT	31	#include <linux/init.h>
1da177e4 LT	32	#include <linux/acpi.h>
1da177e4 LT	33	#include <linux/dmi.h>
1da177e4 LT	34
a192a958 LB	35	#include "internal.h"
a192a958 LB	36
4be44fcd LB	37	enum acpi_blacklist_predicates {
	38	all_versions,
	39	less_than_or_equal,
	40	equal,
	41	greater_than_or_equal,
1da177e4 LT	42	};
1da177e4 LT	43
4be44fcd LB	44	struct acpi_blacklist_item {
	45	char oem_id[7];
	46	char oem_table_id[9];
	47	u32 oem_revision;
ad71860a	48	char *table;
4be44fcd LB	49	enum acpi_blacklist_predicates oem_revision_predicate;
	50	char *reason;
	51	u32 is_critical_error;
1da177e4 LT	52	};
1da177e4 LT	53
d4b7dc49 LB	54	static struct dmi_system_id acpi_osi_dmi_table[] __initdata;
d4b7dc49 LB	55
1da177e4 LT	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	*/
4be44fcd	60	static struct acpi_blacklist_item acpi_blacklist[] __initdata = {
1da177e4	61	/* Compaq Presario 1700 */
ad71860a	62	{"PTLTD ", " DSDT ", 0x06040000, ACPI_SIG_DSDT, less_than_or_equal,
4be44fcd	63	"Multiple problems", 1},
1da177e4	64	/* Sony FX120, FX140, FX150? */
ad71860a	65	{"SONY ", "U0 ", 0x20010313, ACPI_SIG_DSDT, less_than_or_equal,
4be44fcd	66	"ACPI driver problem", 1},
1da177e4	67	/* Compaq Presario 800, Insyde BIOS */
ad71860a	68	{"INT440", "SYSFexxx", 0x00001001, ACPI_SIG_DSDT, less_than_or_equal,
4be44fcd	69	"Does not use _REG to protect EC OpRegions", 1},
1da177e4	70	/* IBM 600E - _ADR should return 7, but it returns 1 */
ad71860a	71	{"IBM ", "TP600E ", 0x00000105, ACPI_SIG_DSDT, less_than_or_equal,
4be44fcd	72	"Incorrect _ADR", 1},
1da177e4 LT	73
	74	{""}
	75	};
	76
4be44fcd	77	int __init acpi_blacklisted(void)
1da177e4 LT	78	{
	79	int i = 0;
	80	int blacklisted = 0;
428f2112	81	struct acpi_table_header table_header;
1da177e4	82
4be44fcd	83	while (acpi_blacklist[i].oem_id[0] != '\0') {
ad71860a	84	if (acpi_get_table_header(acpi_blacklist[i].table, 0, &table_header)) {
1da177e4 LT	85	i++;
	86	continue;
	87	}
	88
428f2112	89	if (strncmp(acpi_blacklist[i].oem_id, table_header.oem_id, 6)) {
1da177e4 LT	90	i++;
	91	continue;
	92	}
	93
4be44fcd	94	if (strncmp
428f2112	95	(acpi_blacklist[i].oem_table_id, table_header.oem_table_id,
4be44fcd	96	8)) {
1da177e4 LT	97	i++;
	98	continue;
	99	}
	100
	101	if ((acpi_blacklist[i].oem_revision_predicate == all_versions)
4be44fcd LB	102	\|\| (acpi_blacklist[i].oem_revision_predicate ==
4be44fcd LB	103	less_than_or_equal
428f2112	104	&& table_header.oem_revision <=
4be44fcd LB	105	acpi_blacklist[i].oem_revision)
	106	\|\| (acpi_blacklist[i].oem_revision_predicate ==
	107	greater_than_or_equal
428f2112	108	&& table_header.oem_revision >=
4be44fcd	109	acpi_blacklist[i].oem_revision)
1da177e4	110	\|\| (acpi_blacklist[i].oem_revision_predicate == equal
428f2112	111	&& table_header.oem_revision ==
4be44fcd LB	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"));
1da177e4 LT	127
	128	blacklisted = acpi_blacklist[i].is_critical_error;
	129	break;
4be44fcd	130	} else {
1da177e4 LT	131	i++;
	132	}
	133	}
	134
d4b7dc49 LB	135	dmi_check_system(acpi_osi_dmi_table);
d4b7dc49 LB	136
1da177e4 LT	137	return blacklisted;
1da177e4 LT	138	}
d4b7dc49	139	#ifdef CONFIG_DMI
98f1db22 LB	140	static 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	}
46c1fbdb LB	145	static 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");
bbb7030f LB	149	acpi_osi_setup("!Windows 2006 SP1");
bbb7030f LB	150	acpi_osi_setup("!Windows 2006 SP2");
46c1fbdb LB	151	return 0;
46c1fbdb LB	152	}
81074e90 ZR	153	static 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	}
cb7a386c FC	159	static 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	}
a1bd4e35	165
d4b7dc49	166	static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
46c1fbdb LB	167	{
	168	.callback = dmi_disable_osi_vista,
	169	.ident = "Fujitsu Siemens",
	170	.matches = {
	171	DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
a6e0887f	172	DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
46c1fbdb LB	173	},
46c1fbdb LB	174	},
35a7c64f	175	{
3deb11ef LCY	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	{
35a7c64f ZR	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"),
096486ee	205	DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SR290J"),
35a7c64f ZR	206	},
35a7c64f ZR	207	},
81074e90	208	{
4b1b29bc ZR	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	{
7a1d602f LB	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	{
81074e90 ZR	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	},
337279ce ZR	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	},
1bdb71af LK	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	},
068aab77 FC	248
068aab77 FC	249	/*
8ee4104a EL	250	* The wireless hotkey does not work on those machines when
8ee4104a EL	251	* returning true for _OSI("Windows 2012")
068aab77	252	*/
cb7a386c FC	253	{
cb7a386c FC	254	.callback = dmi_disable_osi_win8,
b753631b EL	255	.ident = "Dell Inspiron 7737",
	256	.matches = {
	257	DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
	258	DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7737"),
	259	},
	260	},
8ee4104a EL	261	{
	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	},
22258464 AL	293	{
	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	},
a6e0887f	301
a1bd4e35	302	/*
a6e0887f LB	303	* BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
a6e0887f LB	304	* Linux ignores it, except for the machines enumerated below.
a1bd4e35	305	*/
a6e0887f	306
f6e6e1b9 HG	307	/*
	308	* 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	},
d4b7dc49 LB	320	{}
	321	};
	322
	323	#endif /* CONFIG_DMI */