ACPI: Add Thinkpad T400, T500 to OSI(Linux) white-list

[safe/jmp/linux-2.6] / drivers / acpi / blacklist.c

diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 19152ea..23e5a05 100644 (file)
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -80,9 +80,10 @@ static struct acpi_blacklist_item acpi_blacklist[] __initdata = {
 
 static int __init blacklist_by_year(void)
 {
-       int year = dmi_get_year(DMI_BIOS_DATE);
+       int year;
+
        /* Doesn't exist? Likely an old system */
-       if (year == -1) {
+       if (!dmi_get_date(DMI_BIOS_DATE, &year, NULL, NULL)) {
                printk(KERN_ERR PREFIX "no DMI BIOS year, "
                        "acpi=force is required to enable ACPI\n" );
                return 1;
@@ -223,6 +224,7 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
         * _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:
@@ -253,6 +255,22 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                     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"),
+               },
+       },
        {}
 };