#
ifeq ($(TARGET_BOARD_PLATFORM),exynos4)
-exynos4210_dirs := liblights libsensors
+exynos4210_dirs := liblights
include $(call all-named-subdir-makefiles,$(exynos4210_dirs))
+++ /dev/null
-/*
- * 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 <fcntl.h>
-#include <errno.h>
-#include <math.h>
-#include <poll.h>
-#include <unistd.h>
-#include <dirent.h>
-#include <sys/select.h>
-#include <dlfcn.h>
-
-#include "ak8973b.h"
-
-#include <cutils/log.h>
-#include "AkmSensor.h"
-
-//#define LOG_NDEBUG 0
-
-/*****************************************************************************/
-
-int (*akm_is_sensor_enabled)(uint32_t sensor_type);
-int (*akm_enable_sensor)(uint32_t sensor_type);
-int (*akm_disable_sensor)(uint32_t sensor_type);
-int (*akm_set_delay)(uint32_t sensor_type, uint64_t delay);
-
-int stub_is_sensor_enabled(uint32_t sensor_type) {
- return 0;
-}
-
-int stub_enable_disable_sensor(uint32_t sensor_type) {
- return -ENODEV;
-}
-
-int stub_set_delay(uint32_t sensor_type, uint64_t delay) {
- return -ENODEV;
-}
-
-AkmSensor::AkmSensor()
-: SensorBase(NULL, NULL),
- mEnabled(0),
- mPendingMask(0),
- mInputReader(32)
-{
- /* Open the library before opening the input device. The library
- * creates a uinput device.
- */
- if (loadAKMLibrary() == 0) {
- data_name = "compass_sensor";
- data_fd = openInput("compass_sensor");
- }
-
- memset(mPendingEvents, 0, sizeof(mPendingEvents));
-
- mPendingEvents[Accelerometer].version = sizeof(sensors_event_t);
- mPendingEvents[Accelerometer].sensor = ID_A;
- mPendingEvents[Accelerometer].type = SENSOR_TYPE_ACCELEROMETER;
- mPendingEvents[Accelerometer].acceleration.status = SENSOR_STATUS_ACCURACY_HIGH;
-
- mPendingEvents[MagneticField].version = sizeof(sensors_event_t);
- mPendingEvents[MagneticField].sensor = ID_M;
- mPendingEvents[MagneticField].type = SENSOR_TYPE_MAGNETIC_FIELD;
- mPendingEvents[MagneticField].magnetic.status = SENSOR_STATUS_ACCURACY_HIGH;
-
- mPendingEvents[Orientation ].version = sizeof(sensors_event_t);
- mPendingEvents[Orientation ].sensor = ID_O;
- mPendingEvents[Orientation ].type = SENSOR_TYPE_ORIENTATION;
- mPendingEvents[Orientation ].orientation.status = SENSOR_STATUS_ACCURACY_HIGH;
-
- // read the actual value of all sensors if they're enabled already
- struct input_absinfo absinfo;
- short flags = 0;
-
- if (akm_is_sensor_enabled(SENSOR_TYPE_ACCELEROMETER)) {
- mEnabled |= 1<<Accelerometer;
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_ACCEL_X), &absinfo)) {
- mPendingEvents[Accelerometer].acceleration.x = absinfo.value * CONVERT_A_X;
- }
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_ACCEL_Y), &absinfo)) {
- mPendingEvents[Accelerometer].acceleration.y = absinfo.value * CONVERT_A_Y;
- }
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_ACCEL_Z), &absinfo)) {
- mPendingEvents[Accelerometer].acceleration.z = absinfo.value * CONVERT_A_Z;
- }
- }
- if (akm_is_sensor_enabled(SENSOR_TYPE_MAGNETIC_FIELD)) {
- mEnabled |= 1<<MagneticField;
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_MAGV_X), &absinfo)) {
- mPendingEvents[MagneticField].magnetic.x = absinfo.value * CONVERT_M_X;
- }
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_MAGV_Y), &absinfo)) {
- mPendingEvents[MagneticField].magnetic.y = absinfo.value * CONVERT_M_Y;
- }
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_MAGV_Z), &absinfo)) {
- mPendingEvents[MagneticField].magnetic.z = absinfo.value * CONVERT_M_Z;
- }
- }
- if (akm_is_sensor_enabled(SENSOR_TYPE_ORIENTATION)) {
- mEnabled |= 1<<Orientation;
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_YAW), &absinfo)) {
- mPendingEvents[Orientation].orientation.azimuth = absinfo.value;
- }
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_PITCH), &absinfo)) {
- mPendingEvents[Orientation].orientation.pitch = absinfo.value;
- }
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_ROLL), &absinfo)) {
- mPendingEvents[Orientation].orientation.roll = -absinfo.value;
- }
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_ORIENT_STATUS), &absinfo)) {
- mPendingEvents[Orientation].orientation.status = uint8_t(absinfo.value & SENSOR_STATE_MASK);
- }
- }
-
- // disable temperature sensor, since it is not supported
- akm_disable_sensor(SENSOR_TYPE_TEMPERATURE);
-}
-
-AkmSensor::~AkmSensor()
-{
- if (mLibAKM) {
- unsigned ref = ::dlclose(mLibAKM);
- }
-}
-
-int AkmSensor::enable(int32_t handle, int en)
-{
- int what = -1;
-
- switch (handle) {
- case ID_A: what = Accelerometer; break;
- case ID_M: what = MagneticField; break;
- case ID_O: what = Orientation; break;
- }
-
- if (uint32_t(what) >= numSensors)
- return -EINVAL;
-
- int newState = en ? 1 : 0;
- int err = 0;
-
- if ((uint32_t(newState)<<what) != (mEnabled & (1<<what))) {
- uint32_t sensor_type;
- switch (what) {
- case Accelerometer: sensor_type = SENSOR_TYPE_ACCELEROMETER; break;
- case MagneticField: sensor_type = SENSOR_TYPE_MAGNETIC_FIELD; break;
- case Orientation: sensor_type = SENSOR_TYPE_ORIENTATION; break;
- }
- short flags = newState;
- if (en)
- err = akm_enable_sensor(sensor_type);
- else
- err = akm_disable_sensor(sensor_type);
-
- LOGE_IF(err, "Could not change sensor state (%s)", strerror(-err));
- if (!err) {
- mEnabled &= ~(1<<what);
- mEnabled |= (uint32_t(flags)<<what);
- }
- }
- return err;
-}
-
-int AkmSensor::setDelay(int32_t handle, int64_t ns)
-{
- int what = -1;
- uint32_t sensor_type = 0;
-
- if (ns < 0)
- return -EINVAL;
-
- switch (handle) {
- case ID_A: sensor_type = SENSOR_TYPE_ACCELEROMETER; break;
- case ID_M: sensor_type = SENSOR_TYPE_MAGNETIC_FIELD; break;
- case ID_O: sensor_type = SENSOR_TYPE_ORIENTATION; break;
- }
-
- if (sensor_type == 0)
- return -EINVAL;
-
- mDelays[what] = ns;
- return update_delay();
-}
-
-int AkmSensor::update_delay()
-{
- if (mEnabled) {
- uint64_t wanted = -1LLU;
- for (int i=0 ; i<numSensors ; i++) {
- if (mEnabled & (1<<i)) {
- uint64_t ns = mDelays[i];
- wanted = wanted < ns ? wanted : ns;
- }
- }
- short delay = int64_t(wanted) / 1000000;
- if (ioctl(dev_fd, ECS_IOCTL_APP_SET_DELAY, &delay)) {
- return -errno;
- }
- }
- return 0;
-}
-
-
-int AkmSensor::loadAKMLibrary()
-{
- mLibAKM = dlopen("libakm.so", RTLD_NOW);
-
- if (!mLibAKM) {
- akm_is_sensor_enabled = stub_is_sensor_enabled;
- akm_enable_sensor = stub_enable_disable_sensor;
- akm_disable_sensor = stub_enable_disable_sensor;
- akm_set_delay = stub_set_delay;
- LOGE("AkmSensor: unable to load AKM Library, %s", dlerror());
- return -ENOENT;
- }
-
- *(void **)&akm_is_sensor_enabled = dlsym(mLibAKM, "akm_is_sensor_enabled");
- *(void **)&akm_enable_sensor = dlsym(mLibAKM, "akm_enable_sensor");
- *(void **)&akm_disable_sensor = dlsym(mLibAKM, "akm_disable_sensor");
- *(void **)&akm_set_delay = dlsym(mLibAKM, "akm_set_delay");
-
- return 0;
-}
-
-int AkmSensor::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_REL) {
- processEvent(event->code, event->value);
- mInputReader.next();
- } else if (type == EV_SYN) {
- int64_t time = timevalToNano(event->time);
- for (int j=0 ; count && mPendingMask && j<numSensors ; j++) {
- if (mPendingMask & (1<<j)) {
- mPendingMask &= ~(1<<j);
- mPendingEvents[j].timestamp = time;
- if (mEnabled & (1<<j)) {
- *data++ = mPendingEvents[j];
- count--;
- numEventReceived++;
- }
- }
- }
- if (!mPendingMask) {
- mInputReader.next();
- }
- } else {
- LOGE("AkmSensor: unknown event (type=%d, code=%d)",
- type, event->code);
- mInputReader.next();
- }
- }
- return numEventReceived;
-}
-
-void AkmSensor::processEvent(int code, int value)
-{
- switch (code) {
- case EVENT_TYPE_ACCEL_X:
- mPendingMask |= 1<<Accelerometer;
- mPendingEvents[Accelerometer].acceleration.x = value * CONVERT_A_X;
- break;
- case EVENT_TYPE_ACCEL_Y:
- mPendingMask |= 1<<Accelerometer;
- mPendingEvents[Accelerometer].acceleration.y = value * CONVERT_A_Y;
- break;
- case EVENT_TYPE_ACCEL_Z:
- mPendingMask |= 1<<Accelerometer;
- mPendingEvents[Accelerometer].acceleration.z = value * CONVERT_A_Z;
- break;
-
- case EVENT_TYPE_MAGV_X:
- LOGV("AkmSensor: EVENT_TYPE_MAGV_X value =%d", value);
- mPendingMask |= 1<<MagneticField;
- mPendingEvents[MagneticField].magnetic.x = value * CONVERT_M_X;
- break;
- case EVENT_TYPE_MAGV_Y:
- LOGV("AkmSensor: EVENT_TYPE_MAGV_Y value =%d", value);
- mPendingMask |= 1<<MagneticField;
- mPendingEvents[MagneticField].magnetic.y = value * CONVERT_M_Y;
- break;
- case EVENT_TYPE_MAGV_Z:
- LOGV("AkmSensor: EVENT_TYPE_MAGV_Z value =%d", value);
- mPendingMask |= 1<<MagneticField;
- mPendingEvents[MagneticField].magnetic.z = value * CONVERT_M_Z;
- break;
-
- case EVENT_TYPE_YAW:
- mPendingMask |= 1<<Orientation;
- mPendingEvents[Orientation].orientation.azimuth = value * CONVERT_O_A;
- break;
- case EVENT_TYPE_PITCH:
- mPendingMask |= 1<<Orientation;
- mPendingEvents[Orientation].orientation.pitch = value * CONVERT_O_P;
- break;
- case EVENT_TYPE_ROLL:
- mPendingMask |= 1<<Orientation;
- mPendingEvents[Orientation].orientation.roll = value * CONVERT_O_R;
- break;
- case EVENT_TYPE_ORIENT_STATUS:
- uint8_t status = uint8_t(value & SENSOR_STATE_MASK);
- if (status == 4)
- status = 0;
- mPendingMask |= 1<<Orientation;
- mPendingEvents[Orientation].orientation.status = status;
- break;
- }
-}
+++ /dev/null
-/*
- * 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.
- */
-
-#ifndef ANDROID_AKM_SENSOR_H
-#define ANDROID_AKM_SENSOR_H
-
-#include <stdint.h>
-#include <errno.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-
-#include "sensors.h"
-#include "SensorBase.h"
-#include "InputEventReader.h"
-
-/*****************************************************************************/
-
-struct input_event;
-
-class AkmSensor : public SensorBase {
-public:
- AkmSensor();
- virtual ~AkmSensor();
-
- enum {
- Accelerometer = 0,
- MagneticField = 1,
- Orientation = 2,
- numSensors
- };
-
- virtual int setDelay(int32_t handle, int64_t ns);
- virtual int enable(int32_t handle, int enabled);
- virtual int readEvents(sensors_event_t* data, int count);
- void processEvent(int code, int value);
-
-private:
- int loadAKMLibrary();
- int update_delay();
- void *mLibAKM;
- uint32_t mEnabled;
- uint32_t mPendingMask;
- InputEventCircularReader mInputReader;
- sensors_event_t mPendingEvents[numSensors];
- uint64_t mDelays[numSensors];
-};
-
-/*****************************************************************************/
-
-#endif // ANDROID_AKM_SENSOR_H
+++ /dev/null
-# 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.
-
-
-LOCAL_PATH := $(call my-dir)
-
-ifneq ($(TARGET_SIMULATOR),true)
-
-# HAL module implemenation, not prelinked, and stored in
-# hw/<SENSORS_HARDWARE_MODULE_ID>.<ro.product.board>.so
-include $(CLEAR_VARS)
-
-LOCAL_MODULE := sensors.$(TARGET_BOARD_PLATFORM)
-
-LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/hw
-
-LOCAL_MODULE_TAGS := optional
-
-LOCAL_CFLAGS := -DLOG_TAG=\"Sensors\"
-LOCAL_SRC_FILES := \
- sensors.cpp \
- SensorBase.cpp \
- LightSensor.cpp \
- ProximitySensor.cpp \
- AkmSensor.cpp \
- GyroSensor.cpp \
- InputEventReader.cpp
-
-LOCAL_SHARED_LIBRARIES := liblog libcutils libdl
-LOCAL_PRELINK_MODULE := false
-
-include $(BUILD_SHARED_LIBRARY)
-
-endif # !TARGET_SIMULATOR
+++ /dev/null
-/*
- * 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 <fcntl.h>
-#include <errno.h>
-#include <math.h>
-#include <poll.h>
-#include <unistd.h>
-#include <dirent.h>
-#include <sys/select.h>
-#include <cutils/log.h>
-
-#include "GyroSensor.h"
-
-#define FETCH_FULL_EVENT_BEFORE_RETURN 1
-#define IGNORE_EVENT_TIME 350000000
-/*****************************************************************************/
-
-GyroSensor::GyroSensor()
- : SensorBase(NULL, "gyro_sensor"),
- mEnabled(0),
- mInputReader(4),
- mHasPendingEvent(false),
- mEnabledTime(0)
-{
- mPendingEvent.version = sizeof(sensors_event_t);
- mPendingEvent.sensor = ID_GY;
- mPendingEvent.type = SENSOR_TYPE_GYROSCOPE;
- memset(mPendingEvent.data, 0, sizeof(mPendingEvent.data));
-
- 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);
- }
-}
-
-GyroSensor::~GyroSensor() {
- if (mEnabled) {
- enable(0, 0);
- }
-}
-
-int GyroSensor::setInitialState() {
- struct input_absinfo absinfo_x;
- struct input_absinfo absinfo_y;
- struct input_absinfo absinfo_z;
- float value;
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_GYRO_X), &absinfo_x) &&
- !ioctl(data_fd, EVIOCGABS(EVENT_TYPE_GYRO_X), &absinfo_y) &&
- !ioctl(data_fd, EVIOCGABS(EVENT_TYPE_GYRO_X), &absinfo_z)) {
- value = absinfo_x.value;
- mPendingEvent.data[0] = value * CONVERT_GYRO_X;
- value = absinfo_x.value;
- mPendingEvent.data[1] = value * CONVERT_GYRO_Y;
- value = absinfo_x.value;
- mPendingEvent.data[2] = value * CONVERT_GYRO_Z;
- mHasPendingEvent = true;
- }
- return 0;
-}
-
-int GyroSensor::enable(int32_t, int en) {
- int flags = en ? 1 : 0;
- if (flags != mEnabled) {
- int fd;
- strcpy(&input_sysfs_path[input_sysfs_path_len], "enable");
- fd = open(input_sysfs_path, O_RDWR);
- if (fd >= 0) {
- char buf[2];
- int err;
- buf[1] = 0;
- if (flags) {
- buf[0] = '1';
- mEnabledTime = getTimestamp() + IGNORE_EVENT_TIME;
- } else {
- buf[0] = '0';
- }
- err = write(fd, buf, sizeof(buf));
- close(fd);
- mEnabled = flags;
- setInitialState();
- return 0;
- }
- return -1;
- }
- return 0;
-}
-
-bool GyroSensor::hasPendingEvents() const {
- return mHasPendingEvent;
-}
-
-int GyroSensor::setDelay(int32_t handle, int64_t delay_ns)
-{
- int fd;
- strcpy(&input_sysfs_path[input_sysfs_path_len], "poll_delay");
- fd = open(input_sysfs_path, O_RDWR);
- if (fd >= 0) {
- char buf[80];
- sprintf(buf, "%lld", delay_ns);
- write(fd, buf, strlen(buf)+1);
- close(fd);
- return 0;
- }
- return -1;
-}
-
-int GyroSensor::readEvents(sensors_event_t* data, int 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;
-
-#if FETCH_FULL_EVENT_BEFORE_RETURN
-again:
-#endif
- while (count && mInputReader.readEvent(&event)) {
- int type = event->type;
- if (type == EV_REL) {
- float value = event->value;
- if (event->code == EVENT_TYPE_GYRO_X) {
- mPendingEvent.data[0] = value * CONVERT_GYRO_X;
- } else if (event->code == EVENT_TYPE_GYRO_Y) {
- mPendingEvent.data[1] = value * CONVERT_GYRO_Y;
- } else if (event->code == EVENT_TYPE_GYRO_Z) {
- mPendingEvent.data[2] = value * CONVERT_GYRO_Z;
- }
- } else if (type == EV_SYN) {
- mPendingEvent.timestamp = timevalToNano(event->time);
- if (mEnabled) {
- if (mPendingEvent.timestamp >= mEnabledTime) {
- *data++ = mPendingEvent;
- numEventReceived++;
- }
- count--;
- }
- } else {
- LOGE("GyroSensor: unknown event (type=%d, code=%d)",
- type, event->code);
- }
- mInputReader.next();
- }
-
-#if FETCH_FULL_EVENT_BEFORE_RETURN
- /* if we didn't read a complete event, see if we can fill and
- try again instead of returning with nothing and redoing poll. */
- if (numEventReceived == 0 && mEnabled == 1) {
- n = mInputReader.fill(data_fd);
- if (n)
- goto again;
- }
-#endif
-
- return numEventReceived;
-}
-
+++ /dev/null
-/*
- * 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.
- */
-
-#ifndef ANDROID_GYRO_SENSOR_H
-#define ANDROID_GYRO_SENSOR_H
-
-#include <stdint.h>
-#include <errno.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-#include "sensors.h"
-#include "SensorBase.h"
-#include "InputEventReader.h"
-
-/*****************************************************************************/
-
-struct input_event;
-
-class GyroSensor : public SensorBase {
- int mEnabled;
- InputEventCircularReader mInputReader;
- sensors_event_t mPendingEvent;
- bool mHasPendingEvent;
- char input_sysfs_path[PATH_MAX];
- int input_sysfs_path_len;
- int64_t mEnabledTime;
-
- int setInitialState();
-
-public:
- GyroSensor();
- virtual ~GyroSensor();
- virtual int readEvents(sensors_event_t* data, int count);
- virtual bool hasPendingEvents() const;
- virtual int setDelay(int32_t handle, int64_t ns);
- virtual int enable(int32_t handle, int enabled);
-};
-
-/*****************************************************************************/
-
-#endif // ANDROID_GYRO_SENSOR_H
+++ /dev/null
-/*
- * 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 <stdint.h>
-#include <errno.h>
-#include <unistd.h>
-#include <poll.h>
-
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-#include <linux/input.h>
-
-#include <cutils/log.h>
-
-#include "InputEventReader.h"
-
-/*****************************************************************************/
-
-struct input_event;
-
-InputEventCircularReader::InputEventCircularReader(size_t numEvents)
- : mBuffer(new input_event[numEvents * 2]),
- mBufferEnd(mBuffer + numEvents),
- mHead(mBuffer),
- mCurr(mBuffer),
- mFreeSpace(numEvents)
-{
-}
-
-InputEventCircularReader::~InputEventCircularReader()
-{
- delete [] mBuffer;
-}
-
-ssize_t InputEventCircularReader::fill(int fd)
-{
- size_t numEventsRead = 0;
- if (mFreeSpace) {
- const ssize_t nread = read(fd, mHead, mFreeSpace * sizeof(input_event));
- if (nread<0 || nread % sizeof(input_event)) {
- // we got a partial event!!
- return nread<0 ? -errno : -EINVAL;
- }
-
- numEventsRead = nread / sizeof(input_event);
- if (numEventsRead) {
- mHead += numEventsRead;
- mFreeSpace -= numEventsRead;
- if (mHead > mBufferEnd) {
- size_t s = mHead - mBufferEnd;
- memcpy(mBuffer, mBufferEnd, s * sizeof(input_event));
- mHead = mBuffer + s;
- }
- }
- }
-
- return numEventsRead;
-}
-
-ssize_t InputEventCircularReader::readEvent(input_event const** events)
-{
- *events = mCurr;
- ssize_t available = (mBufferEnd - mBuffer) - mFreeSpace;
- return available ? 1 : 0;
-}
-
-void InputEventCircularReader::next()
-{
- mCurr++;
- mFreeSpace++;
- if (mCurr >= mBufferEnd) {
- mCurr = mBuffer;
- }
-}
+++ /dev/null
-/*
- * 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.
- */
-
-#ifndef ANDROID_INPUT_EVENT_READER_H
-#define ANDROID_INPUT_EVENT_READER_H
-
-#include <stdint.h>
-#include <errno.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-/*****************************************************************************/
-
-struct input_event;
-
-class InputEventCircularReader
-{
- struct input_event* const mBuffer;
- struct input_event* const mBufferEnd;
- struct input_event* mHead;
- struct input_event* mCurr;
- ssize_t mFreeSpace;
-
-public:
- InputEventCircularReader(size_t numEvents);
- ~InputEventCircularReader();
- ssize_t fill(int fd);
- ssize_t readEvent(input_event const** events);
- void next();
-};
-
-/*****************************************************************************/
-
-#endif // ANDROID_INPUT_EVENT_READER_H
+++ /dev/null
-/*
- * 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 <fcntl.h>
-#include <errno.h>
-#include <math.h>
-#include <poll.h>
-#include <unistd.h>
-#include <dirent.h>
-#include <sys/select.h>
-
-#include <linux/lightsensor.h>
-
-#include <cutils/log.h>
-
-#include "LightSensor.h"
-
-// #define LOG_NDEBUG 0
-
-/*****************************************************************************/
-
-LightSensor::LightSensor()
- : SensorBase(NULL, "light_sensor"),
- mEnabled(0),
- mInputReader(4),
- mHasPendingEvent(false)
-{
- mPendingEvent.version = sizeof(sensors_event_t);
- mPendingEvent.sensor = ID_L;
- mPendingEvent.type = SENSOR_TYPE_LIGHT;
- memset(mPendingEvent.data, 0, sizeof(mPendingEvent.data));
-
- 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);
- }
-}
-
-LightSensor::~LightSensor() {
- if (mEnabled) {
- enable(0, 0);
- }
-}
-
-int LightSensor::setInitialState() {
- struct input_absinfo absinfo;
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_LIGHT), &absinfo)) {
- // make sure to report an event immediately
- mHasPendingEvent = true;
- mPendingEvent.light = absinfo.value;
- }
- return 0;
-}
-
-int LightSensor::setDelay(int32_t handle, int64_t ns)
-{
- int fd;
- strcpy(&input_sysfs_path[input_sysfs_path_len], "poll_delay");
- fd = open(input_sysfs_path, O_RDWR);
- if (fd >= 0) {
- char buf[80];
- sprintf(buf, "%lld", ns);
- write(fd, buf, strlen(buf)+1);
- close(fd);
- return 0;
- }
- return -1;
-}
-
-int LightSensor::enable(int32_t handle, int en)
-{
- int flags = en ? 1 : 0;
- if (flags != mEnabled) {
- int fd;
- strcpy(&input_sysfs_path[input_sysfs_path_len], "enable");
- fd = open(input_sysfs_path, O_RDWR);
- if (fd >= 0) {
- 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 LightSensor::hasPendingEvents() const {
- return mHasPendingEvent;
-}
-
-int LightSensor::readEvents(sensors_event_t* data, int 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_ABS) {
- if (event->code == EVENT_TYPE_LIGHT) {
- if (event->value != -1) {
- LOGV("LightSensor: event (value=%d)", event->value);
- // FIXME: not sure why we're getting -1 sometimes
- mPendingEvent.light = event->value;
- }
- }
- } else if (type == EV_SYN) {
- mPendingEvent.timestamp = timevalToNano(event->time);
- if (mEnabled) {
- *data++ = mPendingEvent;
- count--;
- numEventReceived++;
- }
- } else {
- LOGE("LightSensor: unknown event (type=%d, code=%d)",
- type, event->code);
- }
- mInputReader.next();
- }
-
- return numEventReceived;
-}
+++ /dev/null
-/*
- * 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.
- */
-
-#ifndef ANDROID_LIGHT_SENSOR_H
-#define ANDROID_LIGHT_SENSOR_H
-
-#include <stdint.h>
-#include <errno.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-#include "sensors.h"
-#include "SensorBase.h"
-#include "InputEventReader.h"
-
-/*****************************************************************************/
-
-struct input_event;
-
-class LightSensor : public SensorBase {
- int mEnabled;
- InputEventCircularReader mInputReader;
- sensors_event_t mPendingEvent;
- bool mHasPendingEvent;
- char input_sysfs_path[PATH_MAX];
- int input_sysfs_path_len;
-
- float indexToValue(size_t index) const;
- int setInitialState();
-
-public:
- LightSensor();
- virtual ~LightSensor();
- virtual int readEvents(sensors_event_t* data, int count);
- virtual bool hasPendingEvents() const;
- virtual int setDelay(int32_t handle, int64_t ns);
- virtual int enable(int32_t handle, int enabled);
-};
-
-/*****************************************************************************/
-
-#endif // ANDROID_LIGHT_SENSOR_H
+++ /dev/null
-/*
- * 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 <fcntl.h>
-#include <errno.h>
-#include <math.h>
-#include <poll.h>
-#include <unistd.h>
-#include <dirent.h>
-#include <sys/select.h>
-
-#include <linux/capella_cm3602.h>
-
-#include <cutils/log.h>
-
-#include "ProximitySensor.h"
-
-/*****************************************************************************/
-
-ProximitySensor::ProximitySensor()
- : SensorBase(NULL, "proximity_sensor"),
- mEnabled(0),
- mInputReader(4),
- mHasPendingEvent(false)
-{
- mPendingEvent.version = sizeof(sensors_event_t);
- mPendingEvent.sensor = ID_P;
- mPendingEvent.type = SENSOR_TYPE_PROXIMITY;
- memset(mPendingEvent.data, 0, sizeof(mPendingEvent.data));
-
- 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);
- }
-}
-
-ProximitySensor::~ProximitySensor() {
- if (mEnabled) {
- enable(0, 0);
- }
-}
-
-int ProximitySensor::setInitialState() {
- struct input_absinfo absinfo;
- if (!ioctl(data_fd, EVIOCGABS(EVENT_TYPE_PROXIMITY), &absinfo)) {
- // make sure to report an event immediately
- mHasPendingEvent = true;
- mPendingEvent.distance = indexToValue(absinfo.value);
- }
- return 0;
-}
-
-int ProximitySensor::enable(int32_t, int en) {
- int flags = en ? 1 : 0;
- if (flags != mEnabled) {
- int fd;
- strcpy(&input_sysfs_path[input_sysfs_path_len], "enable");
- fd = open(input_sysfs_path, O_RDWR);
- if (fd >= 0) {
- char buf[2];
- buf[1] = 0;
- if (flags) {
- buf[0] = '1';
- } else {
- buf[0] = '0';
- }
- write(fd, buf, sizeof(buf));
- close(fd);
- mEnabled = flags;
- setInitialState();
- return 0;
- }
- return -1;
- }
- return 0;
-}
-
-bool ProximitySensor::hasPendingEvents() const {
- return mHasPendingEvent;
-}
-
-int ProximitySensor::readEvents(sensors_event_t* data, int 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_ABS) {
- if (event->code == EVENT_TYPE_PROXIMITY) {
- mPendingEvent.distance = indexToValue(event->value);
- }
- } else if (type == EV_SYN) {
- mPendingEvent.timestamp = timevalToNano(event->time);
- if (mEnabled) {
- *data++ = mPendingEvent;
- count--;
- numEventReceived++;
- }
- } else {
- LOGE("ProximitySensor: unknown event (type=%d, code=%d)",
- type, event->code);
- }
- mInputReader.next();
- }
-
- return numEventReceived;
-}
-
-float ProximitySensor::indexToValue(size_t index) const
-{
- LOGV("ProximitySensor: Index = %zu", index);
- return index * PROXIMITY_THRESHOLD_CM;
-}
+++ /dev/null
-/*
- * 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.
- */
-
-#ifndef ANDROID_PROXIMITY_SENSOR_H
-#define ANDROID_PROXIMITY_SENSOR_H
-
-#include <stdint.h>
-#include <errno.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-#include "sensors.h"
-#include "SensorBase.h"
-#include "InputEventReader.h"
-
-/*****************************************************************************/
-
-struct input_event;
-
-class ProximitySensor : public SensorBase {
- int mEnabled;
- InputEventCircularReader mInputReader;
- sensors_event_t mPendingEvent;
- bool mHasPendingEvent;
- char input_sysfs_path[PATH_MAX];
- int input_sysfs_path_len;
-
- int setInitialState();
- float indexToValue(size_t index) const;
-
-public:
- ProximitySensor();
- virtual ~ProximitySensor();
- virtual int readEvents(sensors_event_t* data, int count);
- virtual bool hasPendingEvents() const;
- virtual int enable(int32_t handle, int enabled);
-};
-
-/*****************************************************************************/
-
-#endif // ANDROID_PROXIMITY_SENSOR_H
+++ /dev/null
-/*
- * 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 <fcntl.h>
-#include <errno.h>
-#include <math.h>
-#include <poll.h>
-#include <unistd.h>
-#include <dirent.h>
-#include <sys/select.h>
-
-#include <cutils/log.h>
-
-#include <linux/input.h>
-
-#include "SensorBase.h"
-
-/*****************************************************************************/
-
-SensorBase::SensorBase(
- const char* dev_name,
- const char* data_name)
- : dev_name(dev_name), data_name(data_name),
- dev_fd(-1), data_fd(-1)
-{
- if (data_name) {
- data_fd = openInput(data_name);
- }
-}
-
-SensorBase::~SensorBase() {
- if (data_fd >= 0) {
- close(data_fd);
- }
- if (dev_fd >= 0) {
- close(dev_fd);
- }
-}
-
-int SensorBase::open_device() {
- if (dev_fd<0 && dev_name) {
- dev_fd = open(dev_name, O_RDONLY);
- LOGE_IF(dev_fd<0, "Couldn't open %s (%s)", dev_name, strerror(errno));
- }
- return 0;
-}
-
-int SensorBase::close_device() {
- if (dev_fd >= 0) {
- close(dev_fd);
- dev_fd = -1;
- }
- return 0;
-}
-
-int SensorBase::getFd() const {
- if (!data_name) {
- return dev_fd;
- }
- return data_fd;
-}
-
-int SensorBase::setDelay(int32_t handle, int64_t ns) {
- return 0;
-}
-
-bool SensorBase::hasPendingEvents() const {
- return false;
-}
-
-int64_t SensorBase::getTimestamp() {
- struct timespec t;
- t.tv_sec = t.tv_nsec = 0;
- clock_gettime(CLOCK_MONOTONIC, &t);
- return int64_t(t.tv_sec)*1000000000LL + t.tv_nsec;
-}
-
-int SensorBase::openInput(const char* inputName) {
- int fd = -1;
- const char *dirname = "/dev/input";
- char devname[PATH_MAX];
- char *filename;
- DIR *dir;
- struct dirent *de;
- dir = opendir(dirname);
- if(dir == NULL)
- return -1;
- strcpy(devname, dirname);
- filename = devname + strlen(devname);
- *filename++ = '/';
- while((de = readdir(dir))) {
- if(de->d_name[0] == '.' &&
- (de->d_name[1] == '\0' ||
- (de->d_name[1] == '.' && de->d_name[2] == '\0')))
- continue;
- strcpy(filename, de->d_name);
- fd = open(devname, O_RDONLY);
- if (fd>=0) {
- char name[80];
- if (ioctl(fd, EVIOCGNAME(sizeof(name) - 1), &name) < 1) {
- name[0] = '\0';
- }
- if (!strcmp(name, inputName)) {
- strcpy(input_name, filename);
- break;
- } else {
- close(fd);
- fd = -1;
- }
- }
- }
- closedir(dir);
- LOGE_IF(fd<0, "couldn't find '%s' input device", inputName);
- return fd;
-}
+++ /dev/null
-/*
- * 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.
- */
-
-#ifndef ANDROID_SENSOR_BASE_H
-#define ANDROID_SENSOR_BASE_H
-
-#include <stdint.h>
-#include <errno.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-
-/*****************************************************************************/
-
-struct sensors_event_t;
-
-class SensorBase {
-protected:
- const char* dev_name;
- const char* data_name;
- char input_name[PATH_MAX];
- int dev_fd;
- int data_fd;
-
- int openInput(const char* inputName);
- static int64_t getTimestamp();
-
-
- static int64_t timevalToNano(timeval const& t) {
- return t.tv_sec*1000000000LL + t.tv_usec*1000;
- }
-
- int open_device();
- int close_device();
-
-public:
- SensorBase(
- const char* dev_name,
- const char* data_name);
-
- virtual ~SensorBase();
-
- virtual int readEvents(sensors_event_t* data, int count) = 0;
- virtual bool hasPendingEvents() const;
- virtual int getFd() const;
- virtual int setDelay(int32_t handle, int64_t ns);
- virtual int enable(int32_t handle, int enabled) = 0;
-};
-
-/*****************************************************************************/
-
-#endif // ANDROID_SENSOR_BASE_H
+++ /dev/null
-/*
- * Definitions for akm8973 compass chip.
- */
-#ifndef AKM8973_H
-#define AKM8973_H
-
-#include <linux/ioctl.h>
-
-#define AKM8973_I2C_NAME "ak8973b"
-
-#define AKMIO 0xA1
-
-/* IOCTLs for AKM library */
-#define ECS_IOCTL_WRITE _IOW(AKMIO, 0x01, char*)
-#define ECS_IOCTL_READ _IOWR(AKMIO, 0x02, char*)
-#define ECS_IOCTL_RESET _IO(AKMIO, 0x03)
-#define ECS_IOCTL_SET_MODE _IOW(AKMIO, 0x04, short)
-#define ECS_IOCTL_GETDATA _IOR(AKMIO, 0x05, char[SENSOR_DATA_SIZE])
-#define ECS_IOCTL_SET_YPR _IOW(AKMIO, 0x06, short[12])
-#define ECS_IOCTL_GET_OPEN_STATUS _IOR(AKMIO, 0x07, int)
-#define ECS_IOCTL_GET_CLOSE_STATUS _IOR(AKMIO, 0x08, int)
-#define ECS_IOCTL_GET_DELAY _IOR(AKMIO, 0x30, int64_t)
-#define ECS_IOCTL_GET_PROJECT_NAME _IOR(AKMIO, 0x0D, char[64])
-#define ECS_IOCTL_GET_MATRIX _IOR(AKMIO, 0x0E, short [4][3][3])
-
-/* IOCTLs for APPs */
-#define ECS_IOCTL_APP_SET_MODE _IOW(AKMIO, 0x10, short)
-#define ECS_IOCTL_APP_SET_MFLAG _IOW(AKMIO, 0x11, short)
-#define ECS_IOCTL_APP_GET_MFLAG _IOW(AKMIO, 0x12, short)
-#define ECS_IOCTL_APP_SET_AFLAG _IOW(AKMIO, 0x13, short)
-#define ECS_IOCTL_APP_GET_AFLAG _IOR(AKMIO, 0x14, short)
-#define ECS_IOCTL_APP_SET_TFLAG _IOR(AKMIO, 0x15, short)
-#define ECS_IOCTL_APP_GET_TFLAG _IOR(AKMIO, 0x16, short)
-#define ECS_IOCTL_APP_RESET_PEDOMETER _IO(AKMIO, 0x17)
-#define ECS_IOCTL_APP_SET_DELAY _IOW(AKMIO, 0x18, int64_t)
-#define ECS_IOCTL_APP_GET_DELAY ECS_IOCTL_GET_DELAY
-
-/* Set raw magnetic vector flag */
-#define ECS_IOCTL_APP_SET_MVFLAG _IOW(AKMIO, 0x19, short)
-
-/* Get raw magnetic vector flag */
-#define ECS_IOCTL_APP_GET_MVFLAG _IOR(AKMIO, 0x1A, short)
-
-struct akm8973_platform_data {
- short layouts[4][3][3];
- char project_name[64];
- int gpio_RST;
- int gpio_INT;
-};
-
-#endif
+++ /dev/null
-/*
- * 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.
- */
-
-#define LOG_TAG "Sensors"
-
-#include <hardware/sensors.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <dirent.h>
-#include <math.h>
-#include <poll.h>
-#include <pthread.h>
-#include <stdlib.h>
-
-#include <linux/input.h>
-
-#include <utils/Atomic.h>
-#include <utils/Log.h>
-
-#include "sensors.h"
-
-#include "LightSensor.h"
-#include "ProximitySensor.h"
-#include "AkmSensor.h"
-#include "GyroSensor.h"
-
-/*****************************************************************************/
-
-#define DELAY_OUT_TIME 0x7FFFFFFF
-
-#define LIGHT_SENSOR_POLLTIME 2000000000
-
-
-#define SENSORS_ACCELERATION (1<<ID_A)
-#define SENSORS_MAGNETIC_FIELD (1<<ID_M)
-#define SENSORS_ORIENTATION (1<<ID_O)
-#define SENSORS_LIGHT (1<<ID_L)
-#define SENSORS_PROXIMITY (1<<ID_P)
-#define SENSORS_GYROSCOPE (1<<ID_GY)
-
-#define SENSORS_ACCELERATION_HANDLE 0
-#define SENSORS_MAGNETIC_FIELD_HANDLE 1
-#define SENSORS_ORIENTATION_HANDLE 2
-#define SENSORS_LIGHT_HANDLE 3
-#define SENSORS_PROXIMITY_HANDLE 4
-#define SENSORS_GYROSCOPE_HANDLE 5
-
-#define AKM_FTRACE 0
-#define AKM_DEBUG 0
-#define AKM_DATA 0
-
-/*****************************************************************************/
-
-/* The SENSORS Module */
-static const struct sensor_t sSensorList[] = {
- { "KR3DM 3-axis Accelerometer",
- "STMicroelectronics",
- 1, SENSORS_ACCELERATION_HANDLE,
- SENSOR_TYPE_ACCELEROMETER, RANGE_A, CONVERT_A, 0.23f, 20000, { } },
- { "AK8975 3-axis Magnetic field sensor",
- "Asahi Kasei Microdevices",
- 1, SENSORS_MAGNETIC_FIELD_HANDLE,
- SENSOR_TYPE_MAGNETIC_FIELD, 2000.0f, CONVERT_M, 6.8f, 16667, { } },
- { "AK8973 Orientation sensor",
- "Asahi Kasei Microdevices",
- 1, SENSORS_ORIENTATION_HANDLE,
- SENSOR_TYPE_ORIENTATION, 360.0f, CONVERT_O, 7.8f, 16667, { } },
- { "CM3663 Light sensor",
- "Capella Microsystems",
- 1, SENSORS_LIGHT_HANDLE,
- SENSOR_TYPE_LIGHT, 10240.0f, 1.0f, 0.75f, 0, { } },
- { "CM3663 Proximity sensor",
- "Capella Microsystems",
- 1, SENSORS_PROXIMITY_HANDLE,
- SENSOR_TYPE_PROXIMITY, 5.0f, 5.0f, 0.75f, 0, { } },
- { "K3G Gyroscope sensor",
- "STMicroelectronics",
- 1, SENSORS_GYROSCOPE_HANDLE,
- SENSOR_TYPE_GYROSCOPE, RANGE_GYRO, CONVERT_GYRO, 6.1f, 1190, { } },
-};
-
-
-static int open_sensors(const struct hw_module_t* module, const char* id,
- struct hw_device_t** device);
-
-
-static int sensors__get_sensors_list(struct sensors_module_t* module,
- struct sensor_t const** list)
-{
- *list = sSensorList;
- return ARRAY_SIZE(sSensorList);
-}
-
-static struct hw_module_methods_t sensors_module_methods = {
- open: open_sensors
-};
-
-struct sensors_module_t HAL_MODULE_INFO_SYM = {
- common: {
- tag: HARDWARE_MODULE_TAG,
- version_major: 1,
- version_minor: 0,
- id: SENSORS_HARDWARE_MODULE_ID,
- name: "Samsung Sensor module",
- author: "Samsung Electronic Company",
- methods: &sensors_module_methods,
- },
- get_sensors_list: sensors__get_sensors_list,
-};
-
-struct sensors_poll_context_t {
- struct sensors_poll_device_t device; // must be first
-
- sensors_poll_context_t();
- ~sensors_poll_context_t();
- int activate(int handle, int enabled);
- int setDelay(int handle, int64_t ns);
- int pollEvents(sensors_event_t* data, int count);
-
-private:
- enum {
- light = 0,
- proximity = 1,
- akm = 2,
- gyro = 3,
- numSensorDrivers,
- numFds,
- };
-
- static const size_t wake = numFds - 1;
- static const char WAKE_MESSAGE = 'W';
- struct pollfd mPollFds[numFds];
- int mWritePipeFd;
- SensorBase* mSensors[numSensorDrivers];
-
- int handleToDriver(int handle) const {
- switch (handle) {
- case ID_A:
- case ID_M:
- case ID_O:
- return akm;
- case ID_P:
- return proximity;
- case ID_L:
- return light;
- case ID_GY:
- return gyro;
- }
- return -EINVAL;
- }
-};
-
-/*****************************************************************************/
-
-sensors_poll_context_t::sensors_poll_context_t()
-{
- mSensors[light] = new LightSensor();
- mPollFds[light].fd = mSensors[light]->getFd();
- mPollFds[light].events = POLLIN;
- mPollFds[light].revents = 0;
-
- mSensors[proximity] = new ProximitySensor();
- mPollFds[proximity].fd = mSensors[proximity]->getFd();
- mPollFds[proximity].events = POLLIN;
- mPollFds[proximity].revents = 0;
-
- mSensors[akm] = new AkmSensor();
- mPollFds[akm].fd = mSensors[akm]->getFd();
- mPollFds[akm].events = POLLIN;
- mPollFds[akm].revents = 0;
-
- mSensors[gyro] = new GyroSensor();
- mPollFds[gyro].fd = mSensors[gyro]->getFd();
- mPollFds[gyro].events = POLLIN;
- mPollFds[gyro].revents = 0;
-
- int wakeFds[2];
- int result = pipe(wakeFds);
- LOGE_IF(result<0, "error creating wake pipe (%s)", strerror(errno));
- fcntl(wakeFds[0], F_SETFL, O_NONBLOCK);
- fcntl(wakeFds[1], F_SETFL, O_NONBLOCK);
- mWritePipeFd = wakeFds[1];
-
- mPollFds[wake].fd = wakeFds[0];
- mPollFds[wake].events = POLLIN;
- mPollFds[wake].revents = 0;
-}
-
-sensors_poll_context_t::~sensors_poll_context_t() {
- for (int i=0 ; i<numSensorDrivers ; i++) {
- delete mSensors[i];
- }
- close(mPollFds[wake].fd);
- close(mWritePipeFd);
-}
-
-int sensors_poll_context_t::activate(int handle, int enabled) {
- int index = handleToDriver(handle);
- if (index < 0) return index;
- int err = mSensors[index]->enable(handle, enabled);
- if (enabled && !err) {
- const char wakeMessage(WAKE_MESSAGE);
- int result = write(mWritePipeFd, &wakeMessage, 1);
- LOGE_IF(result<0, "error sending wake message (%s)", strerror(errno));
- }
- return err;
-}
-
-int sensors_poll_context_t::setDelay(int handle, int64_t ns) {
-
- int index = handleToDriver(handle);
- if (index < 0) return index;
- return mSensors[index]->setDelay(handle, ns);
-}
-
-int sensors_poll_context_t::pollEvents(sensors_event_t* data, int count)
-{
- int nbEvents = 0;
- int n = 0;
-
- do {
- // see if we have some leftover from the last poll()
- for (int i=0 ; count && i<numSensorDrivers ; i++) {
- SensorBase* const sensor(mSensors[i]);
- if ((mPollFds[i].revents & POLLIN) || (sensor->hasPendingEvents())) {
- int nb = sensor->readEvents(data, count);
- if (nb < count) {
- // no more data for this sensor
- mPollFds[i].revents = 0;
- }
- count -= nb;
- nbEvents += nb;
- data += nb;
- }
- }
-
- if (count) {
- // we still have some room, so try to see if we can get
- // some events immediately or just wait if we don't have
- // anything to return
- n = poll(mPollFds, numFds, nbEvents ? 0 : -1);
- if (n<0) {
- LOGE("poll() failed (%s)", strerror(errno));
- return -errno;
- }
- if (mPollFds[wake].revents & POLLIN) {
- char msg;
- int result = read(mPollFds[wake].fd, &msg, 1);
- LOGE_IF(result<0, "error reading from wake pipe (%s)", strerror(errno));
- LOGE_IF(msg != WAKE_MESSAGE, "unknown message on wake queue (0x%02x)", int(msg));
- mPollFds[wake].revents = 0;
- }
- }
- // if we have events and space, go read them
- } while (n && count);
-
- return nbEvents;
-}
-
-/*****************************************************************************/
-
-static int poll__close(struct hw_device_t *dev)
-{
- sensors_poll_context_t *ctx = (sensors_poll_context_t *)dev;
- if (ctx) {
- delete ctx;
- }
- return 0;
-}
-
-static int poll__activate(struct sensors_poll_device_t *dev,
- int handle, int enabled) {
- sensors_poll_context_t *ctx = (sensors_poll_context_t *)dev;
- return ctx->activate(handle, enabled);
-}
-
-static int poll__setDelay(struct sensors_poll_device_t *dev,
- int handle, int64_t ns) {
- sensors_poll_context_t *ctx = (sensors_poll_context_t *)dev;
- return ctx->setDelay(handle, ns);
-}
-
-static int poll__poll(struct sensors_poll_device_t *dev,
- sensors_event_t* data, int count) {
- sensors_poll_context_t *ctx = (sensors_poll_context_t *)dev;
- return ctx->pollEvents(data, count);
-}
-
-/*****************************************************************************/
-
-/** Open a new instance of a sensor device using name */
-static int open_sensors(const struct hw_module_t* module, const char* id,
- struct hw_device_t** device)
-{
- int status = -EINVAL;
- sensors_poll_context_t *dev = new sensors_poll_context_t();
-
- memset(&dev->device, 0, sizeof(sensors_poll_device_t));
-
- dev->device.common.tag = HARDWARE_DEVICE_TAG;
- dev->device.common.version = 0;
- dev->device.common.module = const_cast<hw_module_t*>(module);
- dev->device.common.close = poll__close;
- dev->device.activate = poll__activate;
- dev->device.setDelay = poll__setDelay;
- dev->device.poll = poll__poll;
-
- *device = &dev->device.common;
- status = 0;
-
- return status;
-}
-
+++ /dev/null
-/*
- * 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.
- */
-
-#ifndef ANDROID_SENSORS_H
-#define ANDROID_SENSORS_H
-
-#include <stdint.h>
-#include <errno.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
-
-#include <linux/input.h>
-
-#include <hardware/hardware.h>
-#include <hardware/sensors.h>
-
-__BEGIN_DECLS
-
-/*****************************************************************************/
-
-#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
-
-#define ID_A (0)
-#define ID_M (1)
-#define ID_O (2)
-#define ID_L (3)
-#define ID_P (4)
-#define ID_GY (5)
-
-/*****************************************************************************/
-
-/*
- * The SENSORS Module
- */
-
-/* the CM3663 is a binary proximity sensor that triggers around 6 cm on
- * this hardware */
-#define PROXIMITY_THRESHOLD_CM 6.0f
-
-/*****************************************************************************/
-
-#define AKM_DEVICE_NAME "/dev/akm8975"
-#define CM_DEVICE_NAME "/dev/i2c11" // FIXME Proximity
-#define LS_DEVICE_NAME "/dev/i2c11" // FIXME Lig
-
-/*
- E/Sensors ( 2656): AkmSensor: processing event (type=0, code=0)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=8)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=3)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=4)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=5)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=0)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=1)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=2)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=6)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=7)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=9)
- E/Sensors ( 2656): AkmSensor: processing event (type=0, code=0)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=8)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=3)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=4)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=5)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=0)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=1)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=2)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=6)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=7)
- E/Sensors ( 2656): AkmSensor: processing event (type=2, code=9)
-*/
-
-// for akm8975
-#define EVENT_TYPE_ACCEL_X ABS_Y //1
-#define EVENT_TYPE_ACCEL_Y ABS_X //0
-#define EVENT_TYPE_ACCEL_Z ABS_Z //2
-//#define EVENT_TYPE_ACCEL_STATUS ABS_WHEEL //8
-
-#define EVENT_TYPE_YAW ABS_RX //3
-#define EVENT_TYPE_PITCH ABS_RY //4
-#define EVENT_TYPE_ROLL ABS_RZ //5
-#define EVENT_TYPE_ORIENT_STATUS ABS_WHEEL //8
-
-#define EVENT_TYPE_MAGV_X ABS_RUDDER // 6
-#define EVENT_TYPE_MAGV_Y ABS_THROTTLE // 7
-#define EVENT_TYPE_MAGV_Z ABS_GAS // 9
-
-#define EVENT_TYPE_TEMPERATURE ABS_THROTTLE
-#define EVENT_TYPE_STEP_COUNT ABS_GAS
-#define EVENT_TYPE_PROXIMITY ABS_DISTANCE
-#define EVENT_TYPE_LIGHT ABS_MISC
-
-#define EVENT_TYPE_GYRO_X REL_RX
-#define EVENT_TYPE_GYRO_Y REL_RY
-#define EVENT_TYPE_GYRO_Z REL_RZ
-
-// 90 LSB = 1G for KR3DM
-#define LSB (90.0f)
-#define NUMOFACCDATA (8.0f)
-
-// conversion of acceleration data to SI units (m/s^2)
-#define RANGE_A (2*GRAVITY_EARTH)
-#define CONVERT_A (GRAVITY_EARTH / LSB / NUMOFACCDATA)
-#define CONVERT_A_X (CONVERT_A)
-#define CONVERT_A_Y (-CONVERT_A)
-#define CONVERT_A_Z (-CONVERT_A)
-
-// conversion of magnetic data to uT units
-#define CONVERT_M (1.0f/16.0f)
-#define CONVERT_M_X (CONVERT_M)
-#define CONVERT_M_Y (-CONVERT_M)
-#define CONVERT_M_Z (CONVERT_M)
-
-/* conversion of orientation data to degree units */
-#define CONVERT_O (1.0f/1000.0f)
-#define CONVERT_O_A (CONVERT_O)
-#define CONVERT_O_P (CONVERT_O)
-#define CONVERT_O_R (CONVERT_O)
-
-// conversion of gyro data to SI units (radian/sec)
-#define RANGE_GYRO (500.0f*(float)M_PI/180.0f)
-#define CONVERT_GYRO ((70.0f / 4000.0f) * ((float)M_PI / 180.0f))
-#define CONVERT_GYRO_X (CONVERT_GYRO)
-#define CONVERT_GYRO_Y (CONVERT_GYRO)
-#define CONVERT_GYRO_Z (CONVERT_GYRO)
-
-#define SENSOR_STATE_MASK (0x7FFF)
-
-/*****************************************************************************/
-
-__END_DECLS
-
-#endif // ANDROID_SENSORS_H
projects / GitHub / LineageOS / android_hardware_samsung.git / commitdiff