thermal/drivers/tegra: Remove get_trend function

The get_trend function does already what the generic framework does.

Remove it.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Tested-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Link: https://lore.kernel.org/r/20220616202537.303655-2-daniel.lezcano@linaro.org
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

diff --git a/drivers/thermal/tegra/soctherm.c b/drivers/thermal/tegra/soctherm.c
index 210325f..825eab5 100644 (file)
--- a/drivers/thermal/tegra/soctherm.c
+++ b/drivers/thermal/tegra/soctherm.c
@@ -633,37 +633,6 @@ static int tegra_thermctl_set_trip_temp(void *data, int trip, int temp)
        return 0;
 }
 
-static int tegra_thermctl_get_trend(void *data, int trip,
-                                   enum thermal_trend *trend)
-{
-       struct tegra_thermctl_zone *zone = data;
-       struct thermal_zone_device *tz = zone->tz;
-       int trip_temp, temp, last_temp, ret;
-
-       if (!tz)
-               return -EINVAL;
-
-       ret = tz->ops->get_trip_temp(zone->tz, trip, &trip_temp);
-       if (ret)
-               return ret;
-
-       temp = READ_ONCE(tz->temperature);
-       last_temp = READ_ONCE(tz->last_temperature);
-
-       if (temp > trip_temp) {
-               if (temp >= last_temp)
-                       *trend = THERMAL_TREND_RAISING;
-               else
-                       *trend = THERMAL_TREND_STABLE;
-       } else if (temp < trip_temp) {
-               *trend = THERMAL_TREND_DROPPING;
-       } else {
-               *trend = THERMAL_TREND_STABLE;
-       }
-
-       return 0;
-}
-
 static void thermal_irq_enable(struct tegra_thermctl_zone *zn)
 {
        u32 r;
@@ -716,7 +685,6 @@ static int tegra_thermctl_set_trips(void *data, int lo, int hi)
 static const struct thermal_zone_of_device_ops tegra_of_thermal_ops = {
        .get_temp = tegra_thermctl_get_temp,
        .set_trip_temp = tegra_thermctl_set_trip_temp,
-       .get_trend = tegra_thermctl_get_trend,
        .set_trips = tegra_thermctl_set_trips,
 };