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From:   "Rafael J. Wysocki" <rjw@rjwysocki.net>
To:     Linux ACPI <linux-acpi@vger.kernel.org>
Cc:     LKML <linux-kernel@vger.kernel.org>,
        Linux PM <linux-pm@vger.kernel.org>,
        Michal Wilczynski <michal.wilczynski@intel.com>,
        Zhang Rui <rui.zhang@intel.com>,
        Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
        Daniel Lezcano <daniel.lezcano@linaro.org>
Subject: [PATCH v3 8/8] ACPI: thermal: Drop unnecessary thermal zone callbacks
Date:   Tue, 25 Jul 2023 14:24:55 +0200
Message-ID: <1960604.usQuhbGJ8B@kreacher>
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From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Drop the .get_trip_type(), .get_trip_temp() and .get_crit_temp() thermal
zone callbacks that are not necessary any more from the ACPI thermal
driver along with the corresponding callback functions.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

v2 -> v3: Rebase on top of the v2 of the previous patch.

v1 -> v2: No changes.

---
 drivers/acpi/thermal.c |  115 -------------------------------------------------
 1 file changed, 115 deletions(-)

Index: linux-pm/drivers/acpi/thermal.c
===================================================================
--- linux-pm.orig/drivers/acpi/thermal.c
+++ linux-pm/drivers/acpi/thermal.c
@@ -465,118 +465,6 @@ static int thermal_get_temp(struct therm
 	return 0;
 }
 
-static int thermal_get_trip_type(struct thermal_zone_device *thermal,
-				 int trip, enum thermal_trip_type *type)
-{
-	struct acpi_thermal *tz = thermal_zone_device_priv(thermal);
-	int i;
-
-	if (!tz || trip < 0)
-		return -EINVAL;
-
-	if (tz->trips.critical.valid) {
-		if (!trip) {
-			*type = THERMAL_TRIP_CRITICAL;
-			return 0;
-		}
-		trip--;
-	}
-
-	if (tz->trips.hot.valid) {
-		if (!trip) {
-			*type = THERMAL_TRIP_HOT;
-			return 0;
-		}
-		trip--;
-	}
-
-	if (tz->trips.passive.valid) {
-		if (!trip) {
-			*type = THERMAL_TRIP_PASSIVE;
-			return 0;
-		}
-		trip--;
-	}
-
-	for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE && tz->trips.active[i].valid; i++) {
-		if (!trip) {
-			*type = THERMAL_TRIP_ACTIVE;
-			return 0;
-		}
-		trip--;
-	}
-
-	return -EINVAL;
-}
-
-static int thermal_get_trip_temp(struct thermal_zone_device *thermal,
-				 int trip, int *temp)
-{
-	struct acpi_thermal *tz = thermal_zone_device_priv(thermal);
-	int i;
-
-	if (!tz || trip < 0)
-		return -EINVAL;
-
-	if (tz->trips.critical.valid) {
-		if (!trip) {
-			*temp = deci_kelvin_to_millicelsius_with_offset(
-					tz->trips.critical.temperature,
-					tz->kelvin_offset);
-			return 0;
-		}
-		trip--;
-	}
-
-	if (tz->trips.hot.valid) {
-		if (!trip) {
-			*temp = deci_kelvin_to_millicelsius_with_offset(
-					tz->trips.hot.temperature,
-					tz->kelvin_offset);
-			return 0;
-		}
-		trip--;
-	}
-
-	if (tz->trips.passive.valid) {
-		if (!trip) {
-			*temp = deci_kelvin_to_millicelsius_with_offset(
-					tz->trips.passive.temperature,
-					tz->kelvin_offset);
-			return 0;
-		}
-		trip--;
-	}
-
-	for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE &&
-		tz->trips.active[i].valid; i++) {
-		if (!trip) {
-			*temp = deci_kelvin_to_millicelsius_with_offset(
-					tz->trips.active[i].temperature,
-					tz->kelvin_offset);
-			return 0;
-		}
-		trip--;
-	}
-
-	return -EINVAL;
-}
-
-static int thermal_get_crit_temp(struct thermal_zone_device *thermal,
-				int *temperature)
-{
-	struct acpi_thermal *tz = thermal_zone_device_priv(thermal);
-
-	if (tz->trips.critical.valid) {
-		*temperature = deci_kelvin_to_millicelsius_with_offset(
-					tz->trips.critical.temperature,
-					tz->kelvin_offset);
-		return 0;
-	}
-
-	return -EINVAL;
-}
-
 static struct thermal_trip *get_thermal_trip(struct acpi_thermal *tz, int trip_index)
 {
 	struct thermal_trip *trip;
@@ -773,9 +661,6 @@ static struct thermal_zone_device_ops ac
 	.bind = acpi_thermal_bind_cooling_device,
 	.unbind	= acpi_thermal_unbind_cooling_device,
 	.get_temp = thermal_get_temp,
-	.get_trip_type = thermal_get_trip_type,
-	.get_trip_temp = thermal_get_trip_temp,
-	.get_crit_temp = thermal_get_crit_temp,
 	.get_trend = thermal_get_trend,
 	.hot = acpi_thermal_zone_device_hot,
 	.critical = acpi_thermal_zone_device_critical,