From cd039f42550bc16289c9ccb80cefdec84408d8a6 Mon Sep 17 00:00:00 2001 From: Paul Kocialkowski Date: Mon, 23 Dec 2013 22:25:33 +0100 Subject: Aries Sensors Signed-off-by: Paul Kocialkowski --- libsensors/CompassSensor.cpp | 188 ------------------------------------------- 1 file changed, 188 deletions(-) delete mode 100644 libsensors/CompassSensor.cpp (limited to 'libsensors/CompassSensor.cpp') diff --git a/libsensors/CompassSensor.cpp b/libsensors/CompassSensor.cpp deleted file mode 100644 index 6f63751..0000000 --- a/libsensors/CompassSensor.cpp +++ /dev/null @@ -1,188 +0,0 @@ -/* - * Copyright (C) 2008 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 -#include -#include -#include -#include -#include -#include -#include - - -#include "CompassSensor.h" - - -/*****************************************************************************/ -CompassSensor::CompassSensor() - : SensorBase(NULL, "magnetic_sensor"), - //mEnabled(0), - mInputReader(4), - mHasPendingEvent(false) -{ - ALOGD("CompassSensor::CompassSensor()"); - mPendingEvent.version = sizeof(sensors_event_t); - mPendingEvent.sensor = ID_M; - mPendingEvent.type = SENSOR_TYPE_MAGNETIC_FIELD; - mPendingEvent.magnetic.status = SENSOR_STATUS_ACCURACY_HIGH; - - - memset(mPendingEvent.data, 0, sizeof(mPendingEvent.data)); - - ALOGD("CompassSensor::CompassSensor() open data_fd"); - - if (data_fd) { - strcpy(input_sysfs_path, "/sys/class/input/"); - strcat(input_sysfs_path, input_name); - strcat(input_sysfs_path, "/device/"); - input_sysfs_path_len = strlen(input_sysfs_path); - - //enable(0, 1); - } -} - -CompassSensor::~CompassSensor() { - - ALOGD("CompassSensor::~CompassSensor()"); - if (mEnabled) { - enable(0, 0); - } -} - - - -int CompassSensor::enable(int32_t, int en) { - - - ALOGD("CompassSensor::~enable(0, %d)", en); - int flags = en ? 1 : 0; - if (flags != mEnabled) { - int fd; - strcpy(&input_sysfs_path[input_sysfs_path_len], "enable"); - ALOGD("CompassSensor::~enable(0, %d) open %s",en, input_sysfs_path); - fd = open(input_sysfs_path, O_RDWR); - if (fd >= 0) { - ALOGD("CompassSensor::~enable(0, %d) opened %s",en, input_sysfs_path); - char buf[2]; - int err; - buf[1] = 0; - if (flags) { - buf[0] = '1'; - } else { - buf[0] = '0'; - } - err = write(fd, buf, sizeof(buf)); - close(fd); - mEnabled = flags; - return 0; - } - return -1; - } - return 0; -} - - -bool CompassSensor::hasPendingEvents() const { - /* FIXME probably here should be returning mEnabled but instead - mHasPendingEvents. It does not work, so we cheat.*/ - //ALOGD("CompassSensor::~hasPendingEvents %d", mHasPendingEvent ? 1 : 0 ); - return mHasPendingEvent; -} - - -int CompassSensor::setDelay(int32_t handle, int64_t ns) -{ - int fd; - int val; - - // Kernel driver only support specific values - if (ns < 20000000L) { - val = 1; - } else if (ns < 60000000L) { - val = 20; - } else if (ns < 200000000L) { - val = 60; - } else if (ns < 1000000000L) { - val = 200; - } else { - val = 1000; - } - - ALOGD("CompassSensor::~setDelay(%d, %lld) val = %d", handle, ns, val); - - strcpy(&input_sysfs_path[input_sysfs_path_len], "delay"); - fd = open(input_sysfs_path, O_RDWR); - if (fd >= 0) { - char buf[80]; - sprintf(buf, "%d", val); - write(fd, buf, strlen(buf)+1); - close(fd); - return 0; - } - return -1; -} - - -int CompassSensor::readEvents(sensors_event_t* data, int count) -{ - //ALOGD("CompassSensor::~readEvents() %d", count); - if (count < 1) - return -EINVAL; - - if (mHasPendingEvent) { - mHasPendingEvent = false; - mPendingEvent.timestamp = getTimestamp(); - *data = mPendingEvent; - return mEnabled ? 1 : 0; - } - - ssize_t n = mInputReader.fill(data_fd); - if (n < 0) - return n; - - int numEventReceived = 0; - input_event const* event; - - while (count && mInputReader.readEvent(&event)) { - int type = event->type; - if (type == EV_REL) { - float value = event->value; - if (event->code == EVENT_TYPE_MAGV_X) { - mPendingEvent.magnetic.x = value * CONVERT_M_X; - } else if (event->code == EVENT_TYPE_MAGV_Y) { - mPendingEvent.magnetic.y = value * CONVERT_M_Y; - } else if (event->code == EVENT_TYPE_MAGV_Z) { - mPendingEvent.magnetic.z = value * CONVERT_M_Z; - } - } else if (type == EV_SYN) { - mPendingEvent.timestamp = timevalToNano(event->time); - if (mEnabled) { - *data++ = mPendingEvent; - count--; - numEventReceived++; - } - } else { - ALOGE("CompassSensor: unknown event (type=%d, code=%d)", - type, event->code); - } - mInputReader.next(); - } - - //ALOGD("CompassSensor::~readEvents() numEventReceived = %d", numEventReceived); - return numEventReceived++; - -} -- cgit v1.1