389 lines
		
	
	
	
		
			10 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			389 lines
		
	
	
	
		
			10 KiB
			
		
	
	
	
		
			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 <acpi/acpi_bus.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 following machines have broken backlight support when reporting
 | 
						|
	 * the Windows 2012 OSI, so disable it until their support is fixed.
 | 
						|
	 */
 | 
						|
	{
 | 
						|
	.callback = dmi_disable_osi_win8,
 | 
						|
	.ident = "ASUS Zenbook Prime UX31A",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_NAME, "UX31A"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_disable_osi_win8,
 | 
						|
	.ident = "Dell Inspiron 15R SE",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7520"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_disable_osi_win8,
 | 
						|
	.ident = "ThinkPad Edge E530",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "3259A2G"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_disable_osi_win8,
 | 
						|
	.ident = "ThinkPad Edge E530",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "3259CTO"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_disable_osi_win8,
 | 
						|
	.ident = "ThinkPad Edge E530",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "3259HJG"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_disable_osi_win8,
 | 
						|
	.ident = "Acer Aspire V5-573G",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "Acer Aspire"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "V5-573G/Dazzle_HW"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_disable_osi_win8,
 | 
						|
	.ident = "Acer Aspire V5-572G",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "Acer Aspire"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "V5-572G/Dazzle_CX"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_disable_osi_win8,
 | 
						|
	.ident = "ThinkPad T431s",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "20AACTO1WW"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_disable_osi_win8,
 | 
						|
	.ident = "ThinkPad T430",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "2349D15"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
 | 
						|
	/*
 | 
						|
	 * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
 | 
						|
	 * Linux ignores it, except for the machines enumerated below.
 | 
						|
	 */
 | 
						|
 | 
						|
	/*
 | 
						|
	 * Lenovo has a mix of systems OSI(Linux) situations
 | 
						|
	 * and thus we can not wildcard the vendor.
 | 
						|
	 *
 | 
						|
	 * _OSI(Linux) helps sound
 | 
						|
	 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
 | 
						|
	 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
 | 
						|
	 * T400, T500
 | 
						|
	 * _OSI(Linux) has Linux specific hooks
 | 
						|
	 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
 | 
						|
	 * _OSI(Linux) is a NOP:
 | 
						|
	 * DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
 | 
						|
	 * DMI_MATCH(DMI_PRODUCT_VERSION, "LENOVO3000 V100"),
 | 
						|
	 */
 | 
						|
	{
 | 
						|
	.callback = dmi_enable_osi_linux,
 | 
						|
	.ident = "Lenovo ThinkPad R61",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_enable_osi_linux,
 | 
						|
	.ident = "Lenovo ThinkPad T61",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_enable_osi_linux,
 | 
						|
	.ident = "Lenovo ThinkPad X61",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_enable_osi_linux,
 | 
						|
	.ident = "Lenovo ThinkPad T400",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T400"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
	.callback = dmi_enable_osi_linux,
 | 
						|
	.ident = "Lenovo ThinkPad T500",
 | 
						|
	.matches = {
 | 
						|
		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T500"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{}
 | 
						|
};
 | 
						|
 | 
						|
#endif /* CONFIG_DMI */
 |