SamsungSensorBase::SamsungSensorBase(const char *dev_name,
const char *data_name,
int sensor_code)
: SensorBase(dev_name, data_name),
mEnabled(false), //cvt_zxl modify
mHasPendingEvent(false),
mInputReader(4),
mSensorCode(sensor_code),
mLock(PTHREAD_MUTEX_INITIALIZER)
{
mPendingEvent.version = sizeof(sensors_event_t);
memset(mPendingEvent.data, 0, sizeof(mPendingEvent.data));
if (!data_fd)
return;
mInputSysfsEnable = makeSysfsName(input_name, "enable");
if (!mInputSysfsEnable) {
ALOGE("%s: unable to allocate mem for %s:enable", __func__,
data_name);
return;
}
mInputSysfsPollDelay = makeSysfsName(input_name, "poll_delay");
if (!mInputSysfsPollDelay) {
ALOGE("%s: unable to allocate mem for %s:poll_delay", __func__,
data_name);
return;
}
int flags = fcntl(data_fd, F_GETFL, 0);
fcntl(data_fd, F_SETFL, flags | O_NONBLOCK);
}
IioSensorBase::IioSensorBase(const char *dev_name,
const char *data_name,
const char *enable_name,
const char *chan_name,
int iio_chan_type)
: SensorBase(dev_name, data_name),
mEnabled(true),
mHasPendingEvent(false),
mInputReader(MAX_BUFFER_FOR_EVENT),
mIioChanType(iio_chan_type),
mIioSysfsChanFp(NULL)
{
pthread_mutex_init(&mLock, NULL);
ALOGV("%s(): dev_name=%s", __func__, dev_name);
mPendingEvent.version = sizeof(sensors_event_t);
memset(mPendingEvent.data, 0, sizeof(mPendingEvent.data));
if (!mDataFd)
return;
mInputSysfsEnable = makeSysfsName(mInputName, enable_name);
if (!mInputSysfsEnable) {
ALOGE("%s: unable to allocate mem for %s:%s", __func__,
data_name, enable_name);
return;
}
mInputSysfsSamplingFrequency = makeSysfsName(mInputName, "sampling_frequency");
if (!mInputSysfsSamplingFrequency) {
ALOGE("%s: unable to allocate mem for %s:poll_delay", __func__,
data_name);
return;
}
mIioSysfsChan = makeSysfsName(mInputName, chan_name);
if (!mIioSysfsChan) {
ALOGE("%s: unable to allocate mem for %s:%s", __func__, data_name,
chan_name);
return;
}
mIioSysfsChanFp = fopen(mIioSysfsChan, "r");
if (mIioSysfsChanFp == NULL) {
ALOGE("%s: unable to open %s", __func__, mIioSysfsChan);
return;
}
int flags = fcntl(mDataFd, F_GETFL, 0);
fcntl(mDataFd, F_SETFL, flags | O_NONBLOCK);
enable(0, 0);
}
