[XS] Change in coreboot[main]: drivers/acpi/thermal_zone: Correct Kelvin constant used for conversion

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/81197?usp=email )

Change subject: drivers/acpi/thermal_zone: Correct Kelvin constant used for conversion
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drivers/acpi/thermal_zone: Correct Kelvin constant used for conversion

As 0C is 273.15K you could argue that 2731 and 2732 are both correct.
However, 2732 is deemed as correct both throughout the codebase and in
the ACPI specification[1].

[1]: https://uefi.org/htmlspecs/ACPI_Spec_6_4_html/11_Thermal_Management/thermal-...

Change-Id: I845bc750681c7ae6f2d1342b32983b990ce6d296
Signed-off-by: Nicholas Sudsgaard 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81197
Reviewed-by: Paul Menzel 
Tested-by: build bot (Jenkins) 
Reviewed-by: Tim Wawrzynczak 
---
M src/drivers/acpi/thermal_zone/thermal_zone.c
1 file changed, 1 insertion(+), 1 deletion(-)

Approvals:
  build bot (Jenkins): Verified
  Paul Menzel: Looks good to me, but someone else must approve
  Tim Wawrzynczak: Looks good to me, approved

diff --git a/src/drivers/acpi/thermal_zone/thermal_zone.c b/src/drivers/acpi/thermal_zone/thermal_zone.c
index 34fa1b8..ef95bed 100644
--- a/src/drivers/acpi/thermal_zone/thermal_zone.c
+++ b/src/drivers/acpi/thermal_zone/thermal_zone.c
@@ -16,7 +16,7 @@
 #define DEFAULT_TC2	5
 #define DEFAULT_TSP	10

-#define CELSIUS_TO_DECI_KELVIN(temp_c)	((temp_c) * 10 + 2731)
+#define CELSIUS_TO_DECI_KELVIN(temp_c)	((temp_c) * 10 + 2732)
 #define SECONDS_TO_DECI_SECONDS(s)	((s) * 10)

static const char *thermal_zone_acpi_name(const struct device *dev)