Sony VGN-BX297XP fails suspend if the controller is powered down when
calling into ACPI suspend.  Add the machine to piix_broken_suspend
list.
This problem was reported by GNUtoo@no-log.org on bko#10293.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Rafael J. Wysocki <rjw@sisk.pl>
Reported-by: GNUtoo@no-log.org
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
                                DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE M500"),
                        },
                },
+               {
+                       .ident = "VGN-BX297XP",
+                       .matches = {
+                               DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+                               DMI_MATCH(DMI_PRODUCT_NAME, "VGN-BX297XP"),
+                       },
+               },
 
                { }     /* terminate list */
        };