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Commit 76ecb4f2 authored by Zhang, Rui's avatar Zhang, Rui Committed by Len Brown
Browse files

ACPI: update thermal temperature 



Fix the problem that thermal_get_temp returns the cached value,
which causes the temperature in generic thermal never updates.

Signed-off-by: default avatarZhang Rui <rui.zhang@intel.com>
Acked-by: default avatarJean Delvare <khali@linux-fr.org>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 9030062f

drivers/acpi/thermal.c

+5 −0
Original line number Diff line number Diff line
@@ -884,10 +884,15 @@ static void acpi_thermal_check(void *data) 
static int thermal_get_temp(struct thermal_zone_device *thermal, char *buf)

{

	struct acpi_thermal *tz = thermal->devdata;

	int result;



	if (!tz)

		return -EINVAL;



	result = acpi_thermal_get_temperature(tz);

	if (result)

		return result;



	return sprintf(buf, "%ld\n", KELVIN_TO_MILLICELSIUS(tz->temperature));

}