ACPI: DMI to disable Vista compatibility on some Sony laptops

Linux claims Vista compatibility to the BIOS for a number of
reasons, but this brings hard lockup on some Sony laptops.

Disable Vista compatibility via DMI for these laptops unless
we can figure out what Vista is doing for this platform.
http://bugzilla.kernel.org/show_bug.cgi?id=12904

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 09c6980..f6baa77 100644 (file)
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -192,6 +192,22 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                     DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
                },
        },
+       {
+       .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, "Sony VGN-SR290J"),
+               },
+       },
 
        /*
         * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.