diff options
Diffstat (limited to 'tilt/TiltSensor.cpp')
-rw-r--r-- | tilt/TiltSensor.cpp | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/tilt/TiltSensor.cpp b/tilt/TiltSensor.cpp deleted file mode 100644 index 710882b..0000000 --- a/tilt/TiltSensor.cpp +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Copyright (C) 2015 Intel Corp - * - * 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 <fcntl.h> -#include <errno.h> -#include <math.h> -#include <stdlib.h> -#include <string.h> -#include <poll.h> -#include <unistd.h> -#include <dirent.h> -#include <sys/select.h> -#include <cutils/log.h> -#include <cutils/properties.h> - -#include "TiltSensor.h" - -TiltSensor::TiltSensor() - : SensorBase(NULL, "lis3dsh_acc"), - mEnabled(0), - mInputReader(4) -{ - mPendingEvent.version = sizeof(sensors_event_t); - mPendingEvent.sensor = ID_T; - mPendingEvent.type = SENSOR_TYPE_WRIST_TILT_GESTURE; - memset(mPendingEvent.data, 0, sizeof(mPendingEvent.data)); -} - -TiltSensor::~TiltSensor() { - if (mEnabled) { - enable(0, 0); - } -} - -int TiltSensor::enable(int32_t /* handle */, int en) -{ - int ret = 0; - int flags = en ? 1 : 0; - char sysfs_path[SYSFS_MAX_PATH_LEN]; - - if (flags != mEnabled) { - int fd; - char buf[2]; - - snprintf(sysfs_path, SYSFS_MAX_PATH_LEN, "%s/%s", INPUT_SYSFS_BASE, ENABLE_DEVICE); - fd = open(sysfs_path, O_RDWR); - if (fd > 0) { - buf[1] = 0; - if (flags) - buf[0] = '1'; - else - buf[0] = '0'; - write(fd, buf, sizeof(buf)); - close(fd); - } else { - ret = -1; - goto out; - } - - snprintf(sysfs_path, SYSFS_MAX_PATH_LEN, "%s/%s", INPUT_SYSFS_BASE, ENABLE_INTERRUPT_OUTPUT); - fd = open(sysfs_path, O_RDWR); - if (fd > 0) { - buf[1] = 0; - if (flags) - buf[0] = '2'; /* 3: enable int1 and int2; 2: enable int1; 1: enable int2; 0: disbale */ - else - buf[0] = '0'; - write(fd, buf, sizeof(buf)); - close(fd); - } else { - ret = -1; - goto out; - } - - snprintf(sysfs_path, SYSFS_MAX_PATH_LEN, "%s/%s", INPUT_SYSFS_BASE, ENABLE_STATE_PROG); - fd = open(sysfs_path, O_RDWR); - if(fd > 0) { - buf[1] = 0; - if (flags) - buf[0] = '2'; /* 3: enable SM1 and SM2; 2: enable SM1; 1: enable SM2; 0: disbale */ - else - buf[0] = '0'; - write(fd, buf, sizeof(buf)); - close(fd); - mEnabled = flags; - } else { - ret = -1; - } - } -out: - return ret; -} - -int TiltSensor::isActivated(int /* handle */) -{ - return mEnabled; -} - -int TiltSensor::readEvents(sensors_event_t* data, int count) -{ - if (count < 1) - return -EINVAL; - - 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_MSC) { - mPendingEvent.data[0] = 1.0f; - /*mPendingEvent.data[event->code] = event->value;*/ - } else if (type == EV_SYN) { - mPendingEvent.timestamp = timevalToNano(event->time); - if (mEnabled) { - *data++ = mPendingEvent; - count--; - numEventReceived++; - } - } else { - ALOGE("TiltSensor: unknown event (type=%d, code=%d)", - type, event->code); - } - mInputReader.next(); - } - - return numEventReceived; -} |