SensorService::SensorService()
: Thread(false),
- mDump("android.permission.DUMP")
+ mSensorDevice(0),
+ mSensorModule(0),
+ mDump("android.permission.DUMP"),
+ mInitCheck(NO_INIT)
{
}
void SensorService::onFirstRef()
{
+ LOGD("nuSensorService starting...");
+
status_t err = hw_get_module(SENSORS_HARDWARE_MODULE_ID,
(hw_module_t const**)&mSensorModule);
LOGE_IF(err, "couldn't load %s module (%s)",
SENSORS_HARDWARE_MODULE_ID, strerror(-err));
- err = sensors_open(&mSensorModule->common, &mSensorDevice);
+ if (mSensorModule) {
+ err = sensors_open(&mSensorModule->common, &mSensorDevice);
- LOGE_IF(err, "couldn't open device for module %s (%s)",
- SENSORS_HARDWARE_MODULE_ID, strerror(-err));
+ LOGE_IF(err, "couldn't open device for module %s (%s)",
+ SENSORS_HARDWARE_MODULE_ID, strerror(-err));
- LOGD("nuSensorService starting...");
+ struct sensor_t const* list;
+ int count = mSensorModule->get_sensors_list(mSensorModule, &list);
+ for (int i=0 ; i<count ; i++) {
+ Sensor sensor(list + i);
+ LOGI("%s", sensor.getName().string());
+ mSensorList.add(sensor);
+ if (mSensorDevice) {
+ mSensorDevice->activate(mSensorDevice, sensor.getHandle(), 0);
+ }
+ }
- struct sensor_t const* list;
- int count = mSensorModule->get_sensors_list(mSensorModule, &list);
- for (int i=0 ; i<count ; i++) {
- Sensor sensor(list + i);
- LOGI("%s", sensor.getName().string());
- mSensorList.add(sensor);
- mSensorDevice->activate(mSensorDevice, sensor.getHandle(), 0);
+ if (mSensorDevice) {
+ run("SensorService", PRIORITY_URGENT_DISPLAY);
+ mInitCheck = NO_ERROR;
+ }
}
-
- run("SensorService", PRIORITY_URGENT_DISPLAY);
}
SensorService::~SensorService()
status_t SensorService::enable(const sp<SensorEventConnection>& connection,
int handle)
{
+ if (mInitCheck != NO_ERROR)
+ return mInitCheck;
+
status_t err = NO_ERROR;
Mutex::Autolock _l(mLock);
SensorRecord* rec = mActiveSensors.valueFor(handle);
status_t SensorService::disable(const sp<SensorEventConnection>& connection,
int handle)
{
+ if (mInitCheck != NO_ERROR)
+ return mInitCheck;
+
status_t err = NO_ERROR;
Mutex::Autolock _l(mLock);
SensorRecord* rec = mActiveSensors.valueFor(handle);
status_t SensorService::setRate(const sp<SensorEventConnection>& connection,
int handle, nsecs_t ns)
{
+ if (mInitCheck != NO_ERROR)
+ return mInitCheck;
+
status_t err = NO_ERROR;
Mutex::Autolock _l(mLock);