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-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core_thermal.c23
1 files changed, 19 insertions, 4 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c b/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c
index ce0a6837daa3..05f8d5a92862 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c
@@ -391,8 +391,7 @@ static int mlxsw_thermal_set_trip_hyst(struct thermal_zone_device *tzdev,
static int mlxsw_thermal_trend_get(struct thermal_zone_device *tzdev,
int trip, enum thermal_trend *trend)
{
- struct mlxsw_thermal_module *tz = tzdev->devdata;
- struct mlxsw_thermal *thermal = tz->parent;
+ struct mlxsw_thermal *thermal = tzdev->devdata;
if (trip < 0 || trip >= MLXSW_THERMAL_NUM_TRIPS)
return -EINVAL;
@@ -593,6 +592,22 @@ mlxsw_thermal_module_trip_hyst_set(struct thermal_zone_device *tzdev, int trip,
return 0;
}
+static int mlxsw_thermal_module_trend_get(struct thermal_zone_device *tzdev,
+ int trip, enum thermal_trend *trend)
+{
+ struct mlxsw_thermal_module *tz = tzdev->devdata;
+ struct mlxsw_thermal *thermal = tz->parent;
+
+ if (trip < 0 || trip >= MLXSW_THERMAL_NUM_TRIPS)
+ return -EINVAL;
+
+ if (tzdev == thermal->tz_highest_dev)
+ return 1;
+
+ *trend = THERMAL_TREND_STABLE;
+ return 0;
+}
+
static struct thermal_zone_device_ops mlxsw_thermal_module_ops = {
.bind = mlxsw_thermal_module_bind,
.unbind = mlxsw_thermal_module_unbind,
@@ -604,7 +619,7 @@ static struct thermal_zone_device_ops mlxsw_thermal_module_ops = {
.set_trip_temp = mlxsw_thermal_module_trip_temp_set,
.get_trip_hyst = mlxsw_thermal_module_trip_hyst_get,
.set_trip_hyst = mlxsw_thermal_module_trip_hyst_set,
- .get_trend = mlxsw_thermal_trend_get,
+ .get_trend = mlxsw_thermal_module_trend_get,
};
static int mlxsw_thermal_gearbox_temp_get(struct thermal_zone_device *tzdev,
@@ -643,7 +658,7 @@ static struct thermal_zone_device_ops mlxsw_thermal_gearbox_ops = {
.set_trip_temp = mlxsw_thermal_module_trip_temp_set,
.get_trip_hyst = mlxsw_thermal_module_trip_hyst_get,
.set_trip_hyst = mlxsw_thermal_module_trip_hyst_set,
- .get_trend = mlxsw_thermal_trend_get,
+ .get_trend = mlxsw_thermal_module_trend_get,
};
static int mlxsw_thermal_get_max_state(struct thermal_cooling_device *cdev,