99 lines
3.5 KiB
C
99 lines
3.5 KiB
C
/****************************************************************************
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* drivers/thermal/thermal_core.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __DRIVERS_THERMAL_THERMAL_CORE_H
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#define __DRIVERS_THERMAL_THERMAL_CORE_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/thermal.h>
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/****************************************************************************
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* Public Types
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****************************************************************************/
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struct thermal_instance_s
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{
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FAR struct thermal_cooling_device_s *cdev;
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FAR struct thermal_zone_device_s *zdev;
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int trip;
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/* Cooling State */
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unsigned int target; /* Expected Cooling State */
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unsigned int upper; /* The Maximum cooling state for this trip point */
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unsigned int lower; /* Minimum cooling state */
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unsigned int weight;
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struct list_node cdev_node;
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struct list_node zdev_node;
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};
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/* Cooling Device */
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void
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thermal_cooling_device_update (FAR struct thermal_cooling_device_s *cdev);
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#ifdef CONFIG_THERMAL_CDEV_CPUFREQ
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FAR struct thermal_cooling_device_s *thermal_cpufreq_cooling_register(void);
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void thermal_cpufreq_cooling_unregister(
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FAR struct thermal_cooling_device_s *cdev);
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#endif /* CONFIG_THERMAL_CDEV_CPUFREQ */
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/* Zone Device */
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int thermal_zone_enable (FAR struct thermal_zone_device_s *zdev,
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bool enabled);
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int thermal_zone_get_trend (FAR struct thermal_zone_device_s *zdev);
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int thermal_zone_get_trip_temp(FAR struct thermal_zone_device_s *zdev,
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int trip,
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FAR int *temp);
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int thermal_zone_get_trip_type(FAR struct thermal_zone_device_s *zdev,
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int trip,
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FAR enum thermal_trip_type_e *type);
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int thermal_zone_get_trip_hyst(FAR struct thermal_zone_device_s *zdev,
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int trip,
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FAR int *hyst);
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/* Governor */
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int thermal_register_step_wise_governor(void);
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/* ProcFS */
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#ifdef CONFIG_THERMAL_PROCFS
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int thermal_zone_procfs_register(FAR struct thermal_zone_device_s *zdev);
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void thermal_zone_procfs_unregister(FAR struct thermal_zone_device_s *zdev);
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#endif
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/* Dummy Driver */
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#ifdef CONFIG_THERMAL_DUMMY
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int thermal_dummy_init(void);
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#endif
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#endif /* __DRIVERS_THERMAL_THERMAL_CORE_H */
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