1 /* 2 * Copyright (C) 2012 Samsung 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include <cutils/log.h> 18 #include <pthread.h> 19 20 #include "PressureSensor.h" 21 22 /* 23 * The BMP driver gives pascal values. 24 * It needs to be changed into hectoPascal. 25 */ 26 #define PRESSURE_HECTO_PA (1.0f/100.0f) 27 PressureSensor()28PressureSensor::PressureSensor() 29 : IioSensorBase(NULL, "barometer", 30 "events/in_pressure0_thresh_either_en", 31 "in_pressure0_input", IIO_PRESSURE) 32 { 33 mPendingEvent.sensor = ID_PR; 34 mPendingEvent.type = SENSOR_TYPE_PRESSURE; 35 } 36 handleData(int value)37void PressureSensor::handleData(int value) { 38 ALOGV("PressureSensor::handleData value %d", value); 39 mPendingEvent.pressure = value * PRESSURE_HECTO_PA; 40 } 41