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-rw-r--r--src/soc/intel/common/acpi/dptf/dptf.asl15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/soc/intel/common/acpi/dptf/dptf.asl b/src/soc/intel/common/acpi/dptf/dptf.asl
index beb41e2dea..1dd57c04dc 100644
--- a/src/soc/intel/common/acpi/dptf/dptf.asl
+++ b/src/soc/intel/common/acpi/dptf/dptf.asl
@@ -95,6 +95,21 @@ Device (DPTF)
Return (Local0)
}
+ /* Convert from 1/10 Kelvin to Degrees C for ACPI */
+ Method (KTOC, 1) {
+ If (LLessEqual (Arg0, 2732)) {
+ Return (0)
+ }
+
+ /* Convert to Celsius */
+ Subtract (Arg0, 2732, Local0)
+
+ /* Convert from 10th of degrees */
+ Divide (Local0, 10,, Local0)
+
+ Return (Local0)
+ }
+
/* Include Thermal Participants */
#include "thermal.asl"