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authorKai-Heng Feng <kai.heng.feng@canonical.com>2020-12-22 01:23:44 +0800
committerDaniel Lezcano <daniel.lezcano@linaro.org>2021-01-19 22:30:25 +0100
commit03671968d0bf2db598f7e3aa98f190b76c1bb4ff (patch)
tree3952dba527bf0338e7c95385cec0bd65cf175730 /drivers/thermal
parentdd47366aaa9b93ac3d97cb4ee7641d38a28a771e (diff)
thermal: intel: pch: Fix unexpected shutdown at critical temperature
Like previous patch, the intel_pch_thermal device is not in ACPI ThermalZone namespace, so a critical trip doesn't mean shutdown. Override the default .critical callback to prevent surprising thermal shutdoown. Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20201221172345.36976-2-kai.heng.feng@canonical.com
Diffstat (limited to 'drivers/thermal')
-rw-r--r--drivers/thermal/intel/intel_pch_thermal.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/thermal/intel/intel_pch_thermal.c b/drivers/thermal/intel/intel_pch_thermal.c
index 41723c6c6c0c..527c91f5960b 100644
--- a/drivers/thermal/intel/intel_pch_thermal.c
+++ b/drivers/thermal/intel/intel_pch_thermal.c
@@ -326,10 +326,16 @@ static int pch_get_trip_temp(struct thermal_zone_device *tzd, int trip, int *tem
return 0;
}
+static void pch_critical(struct thermal_zone_device *tzd)
+{
+ dev_dbg(&tzd->device, "%s: critical temperature reached\n", tzd->type);
+}
+
static struct thermal_zone_device_ops tzd_ops = {
.get_temp = pch_thermal_get_temp,
.get_trip_type = pch_get_trip_type,
.get_trip_temp = pch_get_trip_temp,
+ .critical = pch_critical,
};
enum board_ids {