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authorAaron Lu <aaron.lu@intel.com>2014-09-03 15:13:02 +0800
committerZhang Rui <rui.zhang@intel.com>2014-10-10 14:02:25 +0800
commit77e337c6e23e3b9d22e09ffec202a80f755a54c2 (patch)
tree91a497474e1f8e94812221102bfa75a573add3db /include/linux/thermal.h
parent7b83fd9d91a411158f72d36958103c708c3b5a86 (diff)
Thermal: introduce INT3402 thermal driver
ACPI INT3402 device object could report temperature for the memory module. To expose such information to user space, a thermal zone device is registered for it so that the thermal sysfs interface can expose such information for userspace to use. Signed-off-by: Aaron Lu <aaron.lu@intel.com> Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Diffstat (limited to 'include/linux/thermal.h')
-rw-r--r--include/linux/thermal.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 79ce6b94884..ef90838b36a 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -46,6 +46,8 @@
#define CELSIUS_TO_KELVIN(t) ((t)*10+2732)
#define DECI_KELVIN_TO_MILLICELSIUS_WITH_OFFSET(t, off) (((t) - (off)) * 100)
#define DECI_KELVIN_TO_MILLICELSIUS(t) DECI_KELVIN_TO_MILLICELSIUS_WITH_OFFSET(t, 2732)
+#define MILLICELSIUS_TO_DECI_KELVIN_WITH_OFFSET(t, off) (((t) / 100) + (off))
+#define MILLICELSIUS_TO_DECI_KELVIN(t) MILLICELSIUS_TO_DECI_KELVIN_WITH_OFFSET(t, 2732)
/* Adding event notification support elements */
#define THERMAL_GENL_FAMILY_NAME "thermal_event"