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/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <android-base/logging.h>
#include <hidl/HidlTransportSupport.h>
#include "LibThermal.h"
namespace android {
namespace hardware {
namespace thermal {
namespace V2_0 {
namespace implementation {
struct thermal_zone *LibThermal::getThermalZone(int id)
{
return thermal_zone_find_by_id(this->m_tz, id);
}
struct thermal_zone *LibThermal::getThermalZone(std::string name)
{
return thermal_zone_find_by_name(this->m_tz, name.c_str());
}
int LibThermal::getThermalZonetemp(struct thermal_zone *tz)
{
if (thermal_cmd_get_temp(this->m_th, tz)) {
LOG(ERROR) << "Failed to read '" << tz->name << "' temperature";
return INT_MAX;
}
return tz->temp;
}
int LibThermal::getThermalZonetemp(int id)
{
struct thermal_zone *tz;
tz = getThermalZone(id);
if (!tz) {
LOG(ERROR) << "Thermal zone <id=" << id << "> not found";
return INT_MAX;
}
return getThermalZonetemp(tz);
}
int LibThermal::getThermalZonetemp(const std::string name)
{
struct thermal_zone *tz;
tz = getThermalZone(name);
if (!tz) {
LOG(ERROR) << "Thermal zone <" << name << "> not found";
return INT_MAX;
}
return getThermalZonetemp(tz);
}
bool LibThermal::init(LibThermalCallbacks &cb)
{
m_ops.events.tz_create = cb.thermalZoneCreate;
m_ops.events.tz_delete = cb.thermalZoneDelete;
m_ops.events.tz_disable = cb.thermalZoneDisable;
m_ops.events.tz_enable = cb.thermalZoneEnable;
m_ops.events.trip_high = cb.tripHigh;
m_ops.events.trip_low = cb.tripLow;
m_ops.events.trip_add = cb.tripAdd;
m_ops.events.trip_delete = cb.tripDelete;
m_ops.events.trip_change = cb.tripChange;
m_ops.events.cdev_add = cb.cdevAdd;
m_ops.events.cdev_delete = cb.cdevDelete;
m_ops.events.cdev_update = cb.cdevUpdate;
m_ops.events.gov_change = cb.govChange;
m_ops.sampling.tz_temp = cb.thermalZoneTemp;
m_th = thermal_init(&m_ops);
if (!m_th) {
LOG(ERROR) << "Failed to initialize the thermal library";
return false;
}
m_tz = thermal_zone_discover(m_th);
if (!m_tz) {
LOG(ERROR) << "Failed to discover the thermal zones";
return false;
}
return true;
}
} // namespace implementation
} // namespace V2_0
} // namespace thermal
} // namespace hardware
} // namespace android
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