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Diffstat (limited to 'src/mainboard/lenovo/t400/acpi')
-rw-r--r--src/mainboard/lenovo/t400/acpi/graphics.asl3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mainboard/lenovo/t400/acpi/graphics.asl b/src/mainboard/lenovo/t400/acpi/graphics.asl
index d2cfdb93c2..818ea93724 100644
--- a/src/mainboard/lenovo/t400/acpi/graphics.asl
+++ b/src/mainboard/lenovo/t400/acpi/graphics.asl
@@ -55,7 +55,7 @@ Method(SHYB, 1) {
}
}
-Method (ATPX, 2, NotSerialized) {
+Method (ATPX, 2, Serialized) {
/* Create local variables */
Name (ATPR, Buffer (0x08) {
0x0, 0x0, 0x0, 0x0,
@@ -94,4 +94,5 @@ Method (ATPX, 2, NotSerialized) {
SHYB(0x00)
}
}
+ Return(Zero)
}