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From:   Daniel Lezcano <daniel.lezcano@linaro.org>
To:     daniel.lezcano@linaro.org, rafael@kernel.org
Cc:     linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
        Amit Kucheria <amitk@kernel.org>,
        Zhang Rui <rui.zhang@intel.com>,
        Thierry Reding <thierry.reding@gmail.com>,
        Jonathan Hunter <jonathanh@nvidia.com>,
        Dmitry Osipenko <digetx@gmail.com>,
        linux-tegra@vger.kernel.org (open list:TEGRA ARCHITECTURE SUPPORT)
Subject: [PATCH 2/3] thermal/drivers/tegra: Remove get_trend function
Date:   Thu, 16 Jun 2022 22:25:36 +0200
Message-Id: <20220616202537.303655-2-daniel.lezcano@linaro.org>
In-Reply-To: <20220616202537.303655-1-daniel.lezcano@linaro.org>
References: <20220616202537.303655-1-daniel.lezcano@linaro.org>
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The get_trend function does already what the generic framework does.

Remove it.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---
 drivers/thermal/tegra/soctherm.c | 32 --------------------------------
 1 file changed, 32 deletions(-)

diff --git a/drivers/thermal/tegra/soctherm.c b/drivers/thermal/tegra/soctherm.c
index 210325f92559..825eab526619 100644
--- 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,
 };
 
-- 
2.25.1