From 76ecb4f2d7ea5c3aac8970b9529775316507c6d2 Mon Sep 17 00:00:00 2001 From: "Zhang, Rui" Date: Thu, 10 Apr 2008 16:20:23 +0800 Subject: 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: Zhang Rui Acked-by: Jean Delvare Signed-off-by: Len Brown --- drivers/acpi/thermal.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/acpi/thermal.c') diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 5e9641c93fc..782c2250443 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -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)); } -- cgit v1.2.3