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-rw-r--r--device_base.mk2
-rw-r--r--init.aries.rc5
-rw-r--r--libsensors/Android.mk54
-rw-r--r--libsensors/BoschYamaha.cpp500
-rw-r--r--libsensors/BoschYamaha.h83
-rw-r--r--libsensors/CompassSensor.cpp188
-rw-r--r--libsensors/CompassSensor.h54
-rw-r--r--libsensors/GyroSensor.cpp181
-rw-r--r--libsensors/GyroSensor.h54
-rw-r--r--libsensors/InputEventReader.cpp88
-rw-r--r--libsensors/InputEventReader.h47
-rw-r--r--libsensors/LightSensor.cpp146
-rw-r--r--libsensors/LightSensor.h54
-rw-r--r--libsensors/OrientationSensor.cpp182
-rw-r--r--libsensors/OrientationSensor.h54
-rw-r--r--libsensors/ProximitySensor.cpp144
-rw-r--r--libsensors/ProximitySensor.h54
-rw-r--r--libsensors/SensorBase.cpp128
-rw-r--r--libsensors/SensorBase.h65
-rw-r--r--libsensors/Smb380Sensor.cpp177
-rw-r--r--libsensors/Smb380Sensor.h69
-rw-r--r--libsensors/sensors.cpp378
-rw-r--r--libsensors/sensors.h117
-rw-r--r--sensors/Android.mk74
-rw-r--r--sensors/aries_sensors.c286
-rw-r--r--sensors/aries_sensors.h103
-rw-r--r--sensors/geomagneticd/geomagneticd.c521
-rw-r--r--sensors/geomagneticd/geomagneticd.h59
-rw-r--r--sensors/geomagneticd/input.c335
-rw-r--r--sensors/gp2a_light.c239
-rw-r--r--sensors/gp2a_proximity.c213
-rw-r--r--sensors/input.c335
-rw-r--r--sensors/orientationd/input.c335
-rw-r--r--sensors/orientationd/orientationd.c327
-rw-r--r--sensors/orientationd/orientationd.h86
-rw-r--r--sensors/orientationd/smb380.c85
-rw-r--r--sensors/orientationd/yas529.c85
-rw-r--r--sensors/smb380.c260
-rw-r--r--sensors/yas529.c266
-rw-r--r--sensors/yas_orientation.c297
40 files changed, 3910 insertions, 2820 deletions
diff --git a/device_base.mk b/device_base.mk
index 21f63d6..7cd0463 100644
--- a/device_base.mk
+++ b/device_base.mk
@@ -88,6 +88,8 @@ PRODUCT_COPY_FILES += \
PRODUCT_PACKAGES += \
lights.aries \
sensors.aries \
+ geomagneticd \
+ orientationd \
power.s5pc110 \
hwcomposer.s5pc110 \
camera.aries \
diff --git a/init.aries.rc b/init.aries.rc
index e9da574..fd29cc7 100644
--- a/init.aries.rc
+++ b/init.aries.rc
@@ -173,13 +173,12 @@ on property:ril.bt_macaddr=*
# oneshot
# keycodes 114 115 116
-service orientationd /system/vendor/bin/orientationd
+service orientationd /system/bin/orientationd
class late_start
user compass
group system input
- disabled
-service geomagneticd /system/vendor/bin/geomagneticd
+service geomagneticd /system/bin/geomagneticd
class late_start
user compass
group system input
diff --git a/libsensors/Android.mk b/libsensors/Android.mk
deleted file mode 100644
index 8add1e7..0000000
--- a/libsensors/Android.mk
+++ /dev/null
@@ -1,54 +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.
-
-ifneq ($(TARGET_PROVIDES_LIBSENSORS),true)
-
-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.aries
-
-LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/hw
-
-LOCAL_MODULE_TAGS := optional
-
-LOCAL_CFLAGS := -DLOG_TAG=\"Sensors\"
-
-ifeq ($(TARGET_DEVICE),captivate)
- LOCAL_CFLAGS += -DCAPTIVATE
-endif
-
-LOCAL_SRC_FILES := \
- sensors.cpp \
- SensorBase.cpp \
- LightSensor.cpp \
- ProximitySensor.cpp \
- Smb380Sensor.cpp \
- CompassSensor.cpp \
- OrientationSensor.cpp \
- InputEventReader.cpp
-
-LOCAL_SHARED_LIBRARIES := liblog libcutils libdl
-LOCAL_PRELINK_MODULE := false
-
-include $(BUILD_SHARED_LIBRARY)
-
-endif
-
-endif
diff --git a/libsensors/BoschYamaha.cpp b/libsensors/BoschYamaha.cpp
deleted file mode 100644
index 5836d19..0000000
--- a/libsensors/BoschYamaha.cpp
+++ /dev/null
@@ -1,500 +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 <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 <cutils/log.h>
-
-#include "BoschYamaha.h"
-
-/*****************************************************************************/
-
-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(uint64_t delay) {
- return -ENODEV;
-}
-
-BoschYamaha::BoschYamaha()
-: SensorBase(NULL, NULL),
- //mEnabled(0),
- mPendingMask(0),
- mInputReaderMagnetic(4),
- mInputReaderAccel(4)
-{
-
- counterAccel = 0;
-
- /* FIXME set input device name for magnetic sensor */
- data_name = "input0";
- data_compass_fd = openInput("geomagnetic");
-
-
- //Open Compass
- if (data_compass_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(MagneticField, 1);
-
- }
-
- /* FIXME set input device name for accelereometer sensor */
- data_accel_name = "event6";
- data_fd = openInput("SMB380-Sensor");
-
- //Open Compass
- if (data_fd) {
- strcpy(input_accel_sysfs_path, "/sys/class/input/");
- strcat(input_accel_sysfs_path, data_accel_name);
- strcat(input_accel_sysfs_path, "/device/");
- input_accel_sysfs_path_len = strlen(input_accel_sysfs_path);
-
- enable(Accelerometer, 1);
-
- }
-
-
- 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;
-
-
-
-
- for (int i=0 ; i<numSensors ; i++)
- mDelays[i] = 200000000; // 200 ms by default
-
-}
-
-BoschYamaha::~BoschYamaha()
-{
- if(compassEnabled){
- enable(MagneticField, 0);
- }
- if(accelEnabled){
- enable(Accelerometer, 0);
- }
-
-}
-
-int BoschYamaha::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;
-
- /*
- //FIXME enabling the right sensor over sysfs interface
- if(what == MagneticField){
- what = Accelerometer; //Enable also Accel
- //Compass
- ALOGD("BoschYamaha::~enable Compass(0, %d)", en);
- int flags = en ? 1 : 0;
- if (flags != compassEnabled) {
- int fd;
- strcpy(&input_sysfs_path[input_sysfs_path_len], "enable");
- ALOGD("BoschYamaha::~enable Compass(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;
- compassEnabled = flags;
- return 0;
- }
- }
- }
- */
-
- if(what == Accelerometer){
- //Accelerometer
- ALOGD("BoschYamaha::~enable Accel(0, %d)", en);
- int flags = en ? 1 : 0;
- if (flags != accelEnabled) {
- int fd;
- strcpy(&input_accel_sysfs_path[input_accel_sysfs_path_len], "enable");
- ALOGD("BoschYamaha::~enable Accel(0, %d) open %s",en, input_accel_sysfs_path);
- fd = open(input_accel_sysfs_path, O_RDWR);
- if (fd >= 0) {
- ALOGD("CompassSensor::~enable(0, %d) opened %s",en, input_accel_sysfs_path);
- char buf[2];
- int err;
- buf[1] = 0;
- if (flags) {
- // counterAccel++;
- buf[0] = '1';
- } else {
- // counterAccel--;
- buf[0] = '0';
- }
- //if(counterAccel <= 1){
- err = write(fd, buf, sizeof(buf));
- //}
- close(fd);
- //mEnabled = flags;
- accelEnabled = flags;
- return 0;
- }
- }
- }
-
-
- return err;
-}
-
-int BoschYamaha::setDelay(int32_t handle, int64_t ns)
-{
- 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;
-
- if (ns < 0)
- return -EINVAL;
-
- mDelays[what] = ns;
- return update_delay();
-}
-
-int BoschYamaha::update_delay()
-{
- return 0;
-}
-
-
-bool BoschYamaha::hasPendingEvents() {
-
- //ALOGD("hasPendingEvents was called");
- if(accelEnabled || compassEnabled){
- //ALOGD("hasPendingEvents will return true");
- return true;
- }
- else {
- //ALOGD("hasPendingEvents will return false");
- return false;
- }
-}
-
-
-
-int BoschYamaha::readEvents(sensors_event_t* data, int count)
-{
- if (count < 1)
- return -EINVAL;
-
-
- int numEventReceived = 0;
-
- //ALOGD("Sensor: Read events was called with count: %d", count);
-
- if(compassEnabled)
- {
- //ALOGD("Sensor: Compass is enabled, going to take care of it, count: %d", count);
- ssize_t n = mInputReaderMagnetic.fill(data_compass_fd);
- if (n < 0)
- return n;
-
- input_event const* event;
-
- while ( count && mInputReaderMagnetic.readEvent(&event)) {
- int type = event->type;
- //Everything is ABS!
- if (type == EV_ABS) {
- float value = event->value;
- if (event->code == EVENT_TYPE_MAGV_X) {
- mPendingEvents[MagneticField].magnetic.x = (value * CONVERT_M_X);
- } else if (event->code == EVENT_TYPE_MAGV_Y) {
- mPendingEvents[MagneticField].magnetic.y = (value * CONVERT_M_Y);
- } else if (event->code == EVENT_TYPE_MAGV_Z) {
- mPendingEvents[MagneticField].magnetic.z = (value * CONVERT_M_Z);
- }
- }
- else if (type == EV_SYN) {
- mPendingEvents[MagneticField].timestamp = timevalToNano(event->time);
- if (compassEnabled) {
- //ALOGD("Sensor: Compass was enabled, made a read and received a Sync");
- compassDataReady = 1;
- compassLastRead[0] = mPendingEvents[MagneticField].magnetic.x;
- compassLastRead[1] = mPendingEvents[MagneticField].magnetic.y;
- compassLastRead[2] = mPendingEvents[MagneticField].magnetic.z;
-
- *data++ = mPendingEvents[MagneticField];
- count--;
- numEventReceived++;
- }
- } else {
- ALOGE("BoschYamaha: unknown event (type=%d, code=%d)", type, event->code);
-
- }
- mInputReaderMagnetic.next();
- }
- }
-
- //ALOGD("Sensor: Compass read quited, count: %d", count);
-
-
- if(accelEnabled)
- {
- //ALOGD("Sensor: Accel is enabled, going to take care of it, count: %d", count);
-
- ssize_t n = mInputReaderAccel.fill(data_fd);
- //ALOGD("Sensor: Accel Input Reader was filled up: %d", count);
- if (n < 0)
- return n;
-
- input_event const* event;
-
- while (count && mInputReaderAccel.readEvent(&event)) {
- int type = event->type;
- if (type == EV_ABS) {
- //ALOGD("Sensor: Received one EV_ABS Event");
- float value = event->value;
- if (event->code == EVENT_TYPE_ACCEL_X) {
- mPendingEvents[Accelerometer].acceleration.x = value * CONVERT_A_X;
- } else if (event->code == EVENT_TYPE_ACCEL_Y) {
- mPendingEvents[Accelerometer].acceleration.y = value * CONVERT_A_Y;
- } else if (event->code == EVENT_TYPE_ACCEL_Z) {
- mPendingEvents[Accelerometer].acceleration.z = value * CONVERT_A_Z;
- }
- } else if (type == EV_SYN) {
- mPendingEvents[Accelerometer].timestamp = timevalToNano(event->time);
- if (accelEnabled) {
- //ALOGD("Sensor: Accel was enabled, made a read and received a Sync");
- accelDataReady = 1;
- accelLastRead[0] = mPendingEvents[Accelerometer].acceleration.x;
- accelLastRead[1] = mPendingEvents[Accelerometer].acceleration.y;
- accelLastRead[2] = mPendingEvents[Accelerometer].acceleration.z;
- *data++ = mPendingEvents[Accelerometer];
- count--;
- numEventReceived++;
- }
- }
- else {
- ALOGE("BoschYamaha: unknown event (type=%d, code=%d)", type, event->code);
-
- }
- mInputReaderAccel.next();
- }
- }
-
- //ALOGD("Sensor: Accel read quited, count: %d, acceldata Ready: %d, compassData Ready = %d", count, accelDataReady, compassDataReady);
-
- if( (accelDataReady == 1) && (compassDataReady == 1)){
- //ALOGD("BoschYamaha: Going to Process Orientation Data");
- accelDataReady = 0;
- compassDataReady = 0;
- processOrientation();
- *data++ = mPendingEvents[Orientation];
- numEventReceived++;
- }
-
-
- return numEventReceived;
-}
-
-
-int BoschYamaha::processOrientation(){
-
- float matrix[9], euler[3];
- int rt, i;
-
-
- rt = get_rotation_matrix(accelLastRead, compassLastRead, matrix);
-
-
- if (rt < 0) {
- for (i = 0; i < 3; i++) {
- euler[i] = 0;
- }
- }
- else {
- get_euler(matrix, euler);
- }
-
- //ALOGD("BoschYamaha: azimuth is %d", (int)(euler[0]));
- //ALOGD("BoschYamaha: pitch is %d", (int)(euler[1]));
- //ALOGD("BoschYamaha: roll is %d", (int)(euler[2]));
-
- //Use CONVERT_O_A
- mPendingEvents[Orientation].orientation.azimuth = (int)(euler[0]);
- mPendingEvents[Orientation].orientation.pitch = (int)(euler[1]);
- mPendingEvents[Orientation].orientation.roll = (int)(euler[2]);
- //mPendingEvents[Orientation].orientation.status = uint8_t(value & SENSOR_STATE_MASK);
-
- return 1;
-
-}
-
-
-float BoschYamaha::calc_intensity(float x, float y, float z)
-{
- return sqrt(x*x + y*y + z*z);
-}
-
-
-int BoschYamaha::get_rotation_matrix(const float *gsdata, const float *msdata, float *matrix)
-{
- float m_intensity, g_intensity, a_intensity, b_intensity;
- float gdata[3], mdata[3], adata[3], bdata[3];
- int i;
-
- if (gsdata == NULL || msdata == NULL || matrix == NULL) {
- return -1;
- }
- g_intensity = calc_intensity(gsdata[0], gsdata[1], gsdata[2]);
- m_intensity = calc_intensity(msdata[0], msdata[1], msdata[2]);
- if (g_intensity == 0 || m_intensity == 0) {
- return -1;
- }
- for (i = 0; i < 3; i++) {
- gdata[i] = -gsdata[i] / g_intensity;
- mdata[i] = msdata[i] / m_intensity;
- }
-
- adata[0] = (gdata[1] * mdata[2] - gdata[2] * mdata[1]);
- adata[1] = (gdata[2] * mdata[0] - gdata[0] * mdata[2]);
- adata[2] = (gdata[0] * mdata[1] - gdata[1] * mdata[0]);
- a_intensity = calc_intensity(adata[0], adata[1], adata[2]);
- if (a_intensity == 0) {
- return -1;
- }
- for (i = 0; i < 3; i++) {
- adata[i] /= a_intensity;
- }
-
- bdata[0] = (adata[1] * gdata[2] - adata[2] * gdata[1]);
- bdata[1] = (adata[2] * gdata[0] - adata[0] * gdata[2]);
- bdata[2] = (adata[0] * gdata[1] - adata[1] * gdata[0]);
- b_intensity = calc_intensity(bdata[0], bdata[1], bdata[2]);
- if (b_intensity == 0) {
- return -1;
- }
- for (i = 0; i < 3; i++) {
- bdata[i] /= b_intensity;
- }
-
- matrix[0] = adata[0];
- matrix[1] = adata[1];
- matrix[2] = adata[2];
- matrix[3] = bdata[0];
- matrix[4] = bdata[1];
- matrix[5] = bdata[2];
- matrix[6] = -gdata[0];
- matrix[7] = -gdata[1];
- matrix[8] = -gdata[2];
-
- return 0;
-}
-
-int BoschYamaha::get_euler(const float *matrix, float *euler)
-{
- float m11, m12;
- float m21, m22;
- float m31, m32, m33;
- float yaw = 0, roll = 0, pitch = 0;
-
- if (matrix == NULL || euler == NULL) {
- return -1;
- }
-
- m11 = matrix[0];
- m12 = matrix[1];
- m21 = matrix[3];
- m22 = matrix[4];
- m31 = matrix[6];
- m32 = matrix[7];
- m33 = matrix[8];
-
- yaw = atan2(m12-m21, m11+m22);
- pitch = -asin(m32);
- roll = asin(m31);
-
- yaw *= 180.0 / M_PI;
- pitch *= 180.0 / M_PI;
- roll *= 180.0 / M_PI;
-
- if (m33 < 0) {
- pitch = -180 - pitch;
- if (pitch < -180) {
- pitch += 360;
- }
- }
- if (yaw < 0) {
- yaw += 360.0f;
- }
-
- euler[0] = (float)(int)yaw; /* yaw */
-
- euler[1] = (float)(int)pitch; /* pitch */
- euler[2] = (float)(int)roll; /* roll */
-
- return 0;
-}
-
-
-
diff --git a/libsensors/BoschYamaha.h b/libsensors/BoschYamaha.h
deleted file mode 100644
index c4b4988..0000000
--- a/libsensors/BoschYamaha.h
+++ /dev/null
@@ -1,83 +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.
- */
-
-#ifndef ANDROID_BOSCHYAMAHA_SENSOR_H
-#define ANDROID_BOSCHYAMAHA_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 BoschYamaha : public SensorBase {
-public:
- BoschYamaha();
- virtual ~BoschYamaha();
-
-
-
- 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);
- virtual bool hasPendingEvents();
- int processOrientation();
- float calc_intensity(float x, float y, float z);
- int get_rotation_matrix(const float *gsdata, const float *msdata, float *matrix);
- int get_euler(const float *matrix, float *euler);
-
-private:
- const char* data_accel_name;
- int data_compass_fd;
- int update_delay();
- //uint32_t mEnabled;
- int compassEnabled;
- int accelEnabled;
- float accelLastRead[3];
- float compassLastRead[3];
- int compassDataReady;
- int accelDataReady;
- int counterAccel;
- uint32_t mPendingMask;
- InputEventCircularReader mInputReaderMagnetic;
- InputEventCircularReader mInputReaderAccel;
- sensors_event_t mPendingEvents[numSensors];
- uint64_t mDelays[numSensors];
- char input_sysfs_path[PATH_MAX];
- int input_sysfs_path_len;
- char input_accel_sysfs_path[PATH_MAX];
- int input_accel_sysfs_path_len;
-
-};
-
-/*****************************************************************************/
-
-#endif // ANDROID_BOSCHYAMAHA_SENSOR_H
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 <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 "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++;
-
-}
diff --git a/libsensors/CompassSensor.h b/libsensors/CompassSensor.h
deleted file mode 100644
index 9b34f9d..0000000
--- a/libsensors/CompassSensor.h
+++ /dev/null
@@ -1,54 +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.
- */
-
-#ifndef ANDROID_COMPASS_SENSOR_H
-#define ANDROID_COMPASS_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 CompassSensor : public SensorBase {
- int mEnabled;
- InputEventCircularReader mInputReader;
- sensors_event_t mPendingEvent;
- bool mHasPendingEvent;
- char input_sysfs_path[PATH_MAX];
- int input_sysfs_path_len;
-
-
-public:
- CompassSensor();
- virtual ~CompassSensor();
- 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
diff --git a/libsensors/GyroSensor.cpp b/libsensors/GyroSensor.cpp
deleted file mode 100644
index 03e5fce..0000000
--- a/libsensors/GyroSensor.cpp
+++ /dev/null
@@ -1,181 +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 <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
-
-/*****************************************************************************/
-
-GyroSensor::GyroSensor()
- : SensorBase(NULL, "gyro"),
- mEnabled(0),
- mInputReader(4),
- mHasPendingEvent(false)
-{
- 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';
- } 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) {
- *data++ = mPendingEvent;
- count--;
- numEventReceived++;
- }
- } else {
- ALOGE("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;
-}
-
diff --git a/libsensors/GyroSensor.h b/libsensors/GyroSensor.h
deleted file mode 100644
index e5a9241..0000000
--- a/libsensors/GyroSensor.h
+++ /dev/null
@@ -1,54 +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.
- */
-
-#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;
-
- 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
diff --git a/libsensors/InputEventReader.cpp b/libsensors/InputEventReader.cpp
deleted file mode 100644
index 1014f29..0000000
--- a/libsensors/InputEventReader.cpp
+++ /dev/null
@@ -1,88 +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 <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;
- }
-}
diff --git a/libsensors/InputEventReader.h b/libsensors/InputEventReader.h
deleted file mode 100644
index 180aade..0000000
--- a/libsensors/InputEventReader.h
+++ /dev/null
@@ -1,47 +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.
- */
-
-#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
diff --git a/libsensors/LightSensor.cpp b/libsensors/LightSensor.cpp
deleted file mode 100644
index fe0b8b3..0000000
--- a/libsensors/LightSensor.cpp
+++ /dev/null
@@ -1,146 +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 <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 "LightSensor.h"
-
-/*****************************************************************************/
-
-LightSensor::LightSensor()
- : SensorBase(NULL, "lightsensor-level"),
- 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::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) {
- // Convert adc value to lux assuming:
- // I = 10 * log(Ev) uA
- // R = 47kOhm
- // Max adc value 4095 = 3.3V
- // 1/4 of light reaches sensor
- mPendingEvent.light = powf(10, event->value * (330.0f / 4095.0f / 47.0f)) * 4;
- }
- } else if (type == EV_SYN) {
- mPendingEvent.timestamp = timevalToNano(event->time);
- if (mEnabled) {
- *data++ = mPendingEvent;
- count--;
- numEventReceived++;
- }
- } else {
- ALOGE("LightSensor: unknown event (type=%d, code=%d)",
- type, event->code);
- }
- mInputReader.next();
- }
-
- return numEventReceived;
-}
diff --git a/libsensors/LightSensor.h b/libsensors/LightSensor.h
deleted file mode 100644
index 79e0ccf..0000000
--- a/libsensors/LightSensor.h
+++ /dev/null
@@ -1,54 +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.
- */
-
-#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;
-
- 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
diff --git a/libsensors/OrientationSensor.cpp b/libsensors/OrientationSensor.cpp
deleted file mode 100644
index e39edd7..0000000
--- a/libsensors/OrientationSensor.cpp
+++ /dev/null
@@ -1,182 +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 <fcntl.h>
-#include <errno.h>
-#include <math.h>
-#include <poll.h>
-#include <unistd.h>
-#include <dirent.h>
-#include <sys/select.h>
-#include <cutils/properties.h>
-#include <cutils/log.h>
-
-
-#include "OrientationSensor.h"
-
-
-/*****************************************************************************/
-OrientationSensor::OrientationSensor()
- : SensorBase(NULL, "orientation_sensor"),
- mEnabled(0),
- mInputReader(4),
- mHasPendingEvent(false)
-{
- ALOGD("OrientationSensor::OrientationSensor()");
- mPendingEvent.version = sizeof(sensors_event_t);
- mPendingEvent.sensor = ID_O;
- mPendingEvent.type = SENSOR_TYPE_ORIENTATION;
- memset(mPendingEvent.data, 0, sizeof(mPendingEvent.data));
-
- ALOGD("OrientationSensor::OrientationSensor() 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);
- }
-}
-
-OrientationSensor::~OrientationSensor() {
-
- ALOGD("OrientationSensor::~OrientationSensor()");
- if (mEnabled) {
- enable(0, 0);
- }
-}
-
-
-int OrientationSensor::enable(int32_t, int en) {
-
-
- ALOGD("OrientationSensor::~enable(0, %d)", en);
- int flags = en ? 1 : 0;
- if (flags != mEnabled) {
- int fd;
- strcpy(&input_sysfs_path[input_sysfs_path_len], "enable");
- ALOGD("OrientationSensor::~enable(0, %d) open %s",en, input_sysfs_path);
- fd = open(input_sysfs_path, O_RDWR);
- if (fd >= 0) {
- ALOGD("OrientationSensor::~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;
- //setInitialState();
-
- /* Since the migration to 3.0 kernel, orientationd doesn't poll
- * the enabled state properly, so start it when it's enabled and
- * stop it when we're done using it.
- */
- property_set(mEnabled ? "ctl.start" : "ctl.stop", "orientationd");
- return 0;
- }
- return -1;
- }
- return 0;
-}
-
-
-bool OrientationSensor::hasPendingEvents() const {
- /* FIXME probably here should be returning mEnabled but instead
- mHasPendingEvents. It does not work, so we cheat.*/
- //ALOGD("OrientationSensor::~hasPendingEvents %d", mHasPendingEvent ? 1 : 0 );
- return mHasPendingEvent;
-}
-
-
-int OrientationSensor::setDelay(int32_t handle, int64_t ns)
-{
- ALOGD("OrientationSensor::~setDelay(%d, %lld)", handle, ns);
-
- int fd;
-
- if (ns < 10000000) {
- ns = 10000000; // Minimum on stock
- }
-
- strcpy(&input_sysfs_path[input_sysfs_path_len], "delay");
- fd = open(input_sysfs_path, O_RDWR);
- if (fd >= 0) {
- char buf[80];
- sprintf(buf, "%lld", ns / 10000000 * 10); // Some flooring to match stock value
- write(fd, buf, strlen(buf)+1);
- close(fd);
- return 0;
- }
- return -1;
-}
-
-
-int OrientationSensor::readEvents(sensors_event_t* data, int count)
-{
- //ALOGD("OrientationSensor::~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_YAW) {
- mPendingEvent.orientation.azimuth = value * CONVERT_O_A;
- } else if (event->code == EVENT_TYPE_PITCH) {
- mPendingEvent.orientation.pitch = value * CONVERT_O_P;
- } else if (event->code == EVENT_TYPE_ROLL) {
- mPendingEvent.orientation.roll = value * CONVERT_O_R;
- }
- } else if (type == EV_SYN) {
- mPendingEvent.timestamp = timevalToNano(event->time);
- if (mEnabled) {
- *data++ = mPendingEvent;
- count--;
- numEventReceived++;
- }
- } else {
- ALOGE("OrientationSensor: unknown event (type=%d, code=%d)",
- type, event->code);
- }
- mInputReader.next();
- }
-
- //ALOGD("OrientationSensor::~readEvents() numEventReceived = %d", numEventReceived);
- return numEventReceived++;
-
-}
diff --git a/libsensors/OrientationSensor.h b/libsensors/OrientationSensor.h
deleted file mode 100644
index 7add75b..0000000
--- a/libsensors/OrientationSensor.h
+++ /dev/null
@@ -1,54 +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.
- */
-
-#ifndef ANDROID_ORIEN_SENSOR_H
-#define ANDROID_ORIEN_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 OrientationSensor : public SensorBase {
- int mEnabled;
- InputEventCircularReader mInputReader;
- sensors_event_t mPendingEvent;
- bool mHasPendingEvent;
- char input_sysfs_path[PATH_MAX];
- int input_sysfs_path_len;
-
-
-public:
- OrientationSensor();
- virtual ~OrientationSensor();
- 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
diff --git a/libsensors/ProximitySensor.cpp b/libsensors/ProximitySensor.cpp
deleted file mode 100644
index 77a7f3c..0000000
--- a/libsensors/ProximitySensor.cpp
+++ /dev/null
@@ -1,144 +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 <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 "ProximitySensor.h"
-
-/*****************************************************************************/
-
-ProximitySensor::ProximitySensor()
- : SensorBase(NULL, "proximity"),
- 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) {
- if (event->value != -1) {
- // FIXME: not sure why we're getting -1 sometimes
- mPendingEvent.distance = indexToValue(event->value);
- }
- }
- } else if (type == EV_SYN) {
- mPendingEvent.timestamp = timevalToNano(event->time);
- if (mEnabled) {
- *data++ = mPendingEvent;
- count--;
- numEventReceived++;
- }
- } else {
- ALOGE("ProximitySensor: unknown event (type=%d, code=%d)",
- type, event->code);
- }
- mInputReader.next();
- }
-
- return numEventReceived;
-}
-
-float ProximitySensor::indexToValue(size_t index) const
-{
- return index * PROXIMITY_THRESHOLD_GP2A;
-}
diff --git a/libsensors/ProximitySensor.h b/libsensors/ProximitySensor.h
deleted file mode 100644
index 08ea49c..0000000
--- a/libsensors/ProximitySensor.h
+++ /dev/null
@@ -1,54 +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.
- */
-
-#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
diff --git a/libsensors/SensorBase.cpp b/libsensors/SensorBase.cpp
deleted file mode 100644
index 79b1ee2..0000000
--- a/libsensors/SensorBase.cpp
+++ /dev/null
@@ -1,128 +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 <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);
- ALOGE_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);
- ALOGE_IF(fd<0, "couldn't find '%s' input device", inputName);
- return fd;
-}
diff --git a/libsensors/SensorBase.h b/libsensors/SensorBase.h
deleted file mode 100644
index bb4d055..0000000
--- a/libsensors/SensorBase.h
+++ /dev/null
@@ -1,65 +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.
- */
-
-#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
diff --git a/libsensors/Smb380Sensor.cpp b/libsensors/Smb380Sensor.cpp
deleted file mode 100644
index e8aedee..0000000
--- a/libsensors/Smb380Sensor.cpp
+++ /dev/null
@@ -1,177 +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 <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 "Smb380Sensor.h"
-
-
-/*****************************************************************************/
-Smb380Sensor::Smb380Sensor()
- : SensorBase(NULL, "accelerometer_sensor"),
- mEnabled(0),
-
- mInputReader(4),
- mHasPendingEvent(false)
-{
- ALOGD("Smb380Sensor::Smb380Sensor()");
- mPendingEvent.version = sizeof(sensors_event_t);
- mPendingEvent.sensor = ID_A;
- mPendingEvent.type = SENSOR_TYPE_ACCELEROMETER;
- memset(mPendingEvent.data, 0, sizeof(mPendingEvent.data));
-
- ALOGD("Smb380Sensor::Smb380Sensor() 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);
- }
-}
-
-Smb380Sensor::~Smb380Sensor() {
-
- ALOGD("Smb380Sensor::~Smb380Sensor()");
- if (mEnabled) {
- enable(0, 0);
- }
-}
-
-
-
-int Smb380Sensor::enable(int32_t, int en) {
-
-
- ALOGD("Smb380Sensor::~enable(0, %d)", en);
- int flags = en ? 1 : 0;
- if (flags != mEnabled) {
- int fd;
- strcpy(&input_sysfs_path[input_sysfs_path_len], "enable");
- ALOGD("Smb380Sensor::~enable(0, %d) open %s",en, input_sysfs_path);
- fd = open(input_sysfs_path, O_RDWR);
- if (fd >= 0) {
- ALOGD("Smb380Sensor::~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;
- //setInitialState();
- return 0;
- }
- return -1;
- }
- return 0;
-}
-
-
-bool Smb380Sensor::hasPendingEvents() const {
- /* FIXME probably here should be returning mEnabled but instead
- mHasPendingEvents. It does not work, so we cheat.*/
- //ALOGD("Smb380Sensor::~hasPendingEvents %d", mHasPendingEvent ? 1 : 0 );
- return mHasPendingEvent;
-}
-
-
-int Smb380Sensor::setDelay(int32_t handle, int64_t ns)
-{
- ALOGD("Smb380Sensor::~setDelay(%d, %lld)", handle, ns);
-
- int fd;
-
- if (ns < 10000000) {
- ns = 10000000; // Minimum on stock
- }
-
- strcpy(&input_sysfs_path[input_sysfs_path_len], "delay");
- fd = open(input_sysfs_path, O_RDWR);
- if (fd >= 0) {
- char buf[80];
- sprintf(buf, "%lld", ns / 10000000 * 10); // Some flooring to match stock value
- write(fd, buf, strlen(buf)+1);
- close(fd);
- return 0;
- }
- return -1;
-}
-
-
-int Smb380Sensor::readEvents(sensors_event_t* data, int count)
-{
- //ALOGD("Smb380Sensor::~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_ACCEL_X) {
- mPendingEvent.acceleration.x = value * CONVERT_A_X;
- } else if (event->code == EVENT_TYPE_ACCEL_Y) {
- mPendingEvent.acceleration.y = value * CONVERT_A_Y;
- } else if (event->code == EVENT_TYPE_ACCEL_Z) {
- mPendingEvent.acceleration.z = value * CONVERT_A_Z;
- }
- } else if (type == EV_SYN) {
- mPendingEvent.timestamp = timevalToNano(event->time);
- if (mEnabled) {
- *data++ = mPendingEvent;
- count--;
- numEventReceived++;
- }
- } else {
- ALOGE("Smb380Sensor: unknown event (type=%d, code=%d)",
- type, event->code);
- }
- mInputReader.next();
- }
-
- //ALOGD("Smb380Sensor::~readEvents() numEventReceived = %d", numEventReceived);
- return numEventReceived++;
-
-}
diff --git a/libsensors/Smb380Sensor.h b/libsensors/Smb380Sensor.h
deleted file mode 100644
index 1277ab4..0000000
--- a/libsensors/Smb380Sensor.h
+++ /dev/null
@@ -1,69 +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.
- */
-
-#ifndef ANDROID_SMB380_SENSOR_H
-#define ANDROID_SMB380_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 smb380acc_t {
- short x, /**< holds x-axis acceleration data sign extended. Range -512 to 511. */
- y, /**< holds y-axis acceleration data sign extended. Range -512 to 511. */
- z; /**< holds z-axis acceleration data sign extended. Range -512 to 511. */
-} ;
-
-/* smb ioctl command label */
-#define IOCTL_SMB_GET_ACC_VALUE 0
-#define DCM_IOC_MAGIC 's'
-#define IOC_SET_ACCELEROMETER _IO (DCM_IOC_MAGIC, 0x64)
-#define BMA150_CALIBRATION _IOWR(DCM_IOC_MAGIC,48,short)
-
-#define SMB_POWER_OFF 0
-#define SMB_POWER_ON 1
-
-struct input_event;
-
-class Smb380Sensor : public SensorBase {
- int mEnabled;
- InputEventCircularReader mInputReader;
- sensors_event_t mPendingEvent;
- bool mHasPendingEvent;
- char input_sysfs_path[PATH_MAX];
- int input_sysfs_path_len;
-
-
-public:
- Smb380Sensor();
- virtual ~Smb380Sensor();
- 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
diff --git a/libsensors/sensors.cpp b/libsensors/sensors.cpp
deleted file mode 100644
index 848bfe1..0000000
--- a/libsensors/sensors.cpp
+++ /dev/null
@@ -1,378 +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.
- */
-
-#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 "BoschYamaha.h"
-#include "Smb380Sensor.h"
-#include "CompassSensor.h"
-#include "OrientationSensor.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[] = {
-
- { "SMB380 3-axis Accelerometer",
- "Bosch Sensortec",
- 1, SENSORS_ACCELERATION_HANDLE,
- SENSOR_TYPE_ACCELEROMETER, RANGE_A, RESOLUTION_A, 0.20f, 10000, { } },
- { "MS3C 3-axis Magnetic field sensor",
- "Yamaha ",
- 1, SENSORS_MAGNETIC_FIELD_HANDLE,
- SENSOR_TYPE_MAGNETIC_FIELD, 2000.0f, CONVERT_M, 6.8f, 10000, { } },
- { "CM Hacked Orientation Sensor",
- "CM Team",
- 1, SENSORS_ORIENTATION_HANDLE,
- SENSOR_TYPE_ORIENTATION, 360.0f, CONVERT_O, 7.8f, 10000, { } },
- { "GP2A Light sensor",
- "Sharp",
- 1, SENSORS_LIGHT_HANDLE,
- SENSOR_TYPE_LIGHT, 10240.0f, 1.0f, 0.75f, 0, { } },
- { "GP2A Proximity sensor",
- "Sharp",
- 1, SENSORS_PROXIMITY_HANDLE,
- SENSOR_TYPE_PROXIMITY, 5.0f, 5.0f, 0.75f, 0, { } },
-};
-
-
-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,
- bosch = 2,
- yamaha = 3,
- orientation = 4,
- numSensorDrivers,
- numFds,
- };
-
- static const size_t wake = numFds - 1;
- static const char WAKE_MESSAGE = 'W';
- struct pollfd mPollFds[numFds];
- int mWritePipeFd;
- SensorBase* mSensors[numSensorDrivers];
-
- // For keeping track of usage (only count from system)
- bool mAccelActive;
- bool mMagnetActive;
- bool mOrientationActive;
-
- int real_activate(int handle, int enabled);
-
- int handleToDriver(int handle) const {
- switch (handle) {
-
- case ID_A:
- return bosch;
- case ID_M:
- return yamaha;
- case ID_O:
- return orientation;
- case ID_P:
- return proximity;
- case ID_L:
- return light;
-
- }
- 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[bosch] = new Smb380Sensor();
- mPollFds[bosch].fd = mSensors[bosch]->getFd();
- mPollFds[bosch].events = POLLIN;
- mPollFds[bosch].revents = 0;
-
- mSensors[yamaha] = new CompassSensor();
- mPollFds[yamaha].fd = mSensors[yamaha]->getFd();
- mPollFds[yamaha].events = POLLIN;
- mPollFds[yamaha].revents = 0;
-
- mSensors[orientation] = new OrientationSensor();
- mPollFds[orientation].fd = mSensors[orientation]->getFd();
- mPollFds[orientation].events = POLLIN;
- mPollFds[orientation].revents = 0;
-
- int wakeFds[2];
- int result = pipe(wakeFds);
- ALOGE_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;
-
- mAccelActive = false;
- mMagnetActive = false;
- mOrientationActive = false;
-}
-
-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 err;
-
- // Orientation requires accelerometer and magnetic sensor
- if (handle == ID_O) {
- mOrientationActive = enabled ? true : false;
- if (!mAccelActive) {
- err = real_activate(ID_A, enabled);
- if (err) return err;
- }
- if (!mMagnetActive) {
- err = real_activate(ID_M, enabled);
- if (err) return err;
- }
- }
- // Keep track of magnetic and accelerometer use from system
- else if (handle == ID_A) {
- mAccelActive = enabled ? true : false;
- // No need to enable or disable if orientation sensor is active as that will handle it
- if (mOrientationActive) return 0;
- }
- else if (handle == ID_M) {
- mMagnetActive = enabled ? true : false;
- // No need to enable or disable if orientation sensor is active as that will handle it
- if (mOrientationActive) return 0;
- }
-
- return real_activate(handle, enabled);
-}
-
-int sensors_poll_context_t::real_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);
- ALOGE_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
- do {
- n = poll(mPollFds, numFds, nbEvents ? 0 : -1);
- } while (n < 0 && errno == EINTR);
- if (n<0) {
- ALOGE("poll() failed (%s)", strerror(errno));
- return -errno;
- }
- if (mPollFds[wake].revents & POLLIN) {
- char msg;
- int result = read(mPollFds[wake].fd, &msg, 1);
- ALOGE_IF(result<0, "error reading from wake pipe (%s)", strerror(errno));
- ALOGE_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;
-}
-
diff --git a/libsensors/sensors.h b/libsensors/sensors.h
deleted file mode 100644
index 2b7e138..0000000
--- a/libsensors/sensors.h
+++ /dev/null
@@ -1,117 +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.
- */
-
-#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 GP2A is a binary proximity sensor that triggers around 5 cm on
- * this hardware */
-#define PROXIMITY_THRESHOLD_GP2A 5.0f
-
-/*****************************************************************************/
-
-#define AKM_DEVICE_NAME "/dev/akm8973_aot"
-
-
-#define EVENT_TYPE_ACCEL_X ABS_X
-#define EVENT_TYPE_ACCEL_Y ABS_Y
-#define EVENT_TYPE_ACCEL_Z ABS_Z
-
-#define EVENT_TYPE_YAW REL_X
-#define EVENT_TYPE_PITCH REL_Y
-#define EVENT_TYPE_ROLL REL_Z
-#define EVENT_TYPE_ORIENT_STATUS REL_WHEEL
-
-/* For AK8973iB */
-#define EVENT_TYPE_MAGV_X ABS_X
-#define EVENT_TYPE_MAGV_Y ABS_Y
-#define EVENT_TYPE_MAGV_Z ABS_Z
-
-#define EVENT_TYPE_PROXIMITY ABS_DISTANCE
-#define EVENT_TYPE_LIGHT ABS_MISC
-
-#define EVENT_TYPE_GYRO_X REL_RY
-#define EVENT_TYPE_GYRO_Y REL_RX
-#define EVENT_TYPE_GYRO_Z REL_RZ
-
-
-// 720 LSG = 1G
-#define LSG (720.0f)
-#define NUMOFACCDATA 8
-
-// conversion of acceleration data to SI units (m/s^2)
-#define RANGE_A (2*GRAVITY_EARTH)
-#define RESOLUTION_A (RANGE_A/(512))
-#define CONVERT_A (RANGE_A/(512))
-#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/1000.0f)
-#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 (2000.0f*(float)M_PI/180.0f)
-#define CONVERT_GYRO ((70.0f / 1000.0f) * ((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
diff --git a/sensors/Android.mk b/sensors/Android.mk
new file mode 100644
index 0000000..72bccb8
--- /dev/null
+++ b/sensors/Android.mk
@@ -0,0 +1,74 @@
+# Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+LOCAL_PATH := $(call my-dir)
+ARIES_SENSORS_PATH := $(LOCAL_PATH)
+
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := \
+ aries_sensors.c \
+ input.c \
+ smb380.c \
+ gp2a_light.c \
+ gp2a_proximity.c \
+ yas529.c \
+ yas_orientation.c
+
+LOCAL_C_INCLUDES := \
+ $(LOCAL_PATH)
+
+LOCAL_SHARED_LIBRARIES := libutils libcutils liblog libhardware
+LOCAL_PRELINK_MODULE := false
+
+LOCAL_MODULE := sensors.aries
+LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/hw
+LOCAL_MODULE_TAGS := optional
+
+include $(BUILD_SHARED_LIBRARY)
+
+LOCAL_PATH := $(ARIES_SENSORS_PATH)/geomagneticd
+
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := \
+ geomagneticd.c \
+ input.c
+
+LOCAL_SHARED_LIBRARIES := libutils libcutils liblog
+LOCAL_PRELINK_MODULE := false
+
+LOCAL_MODULE := geomagneticd
+LOCAL_MODULE_TAGS := optional
+
+include $(BUILD_EXECUTABLE)
+
+LOCAL_PATH := $(ARIES_SENSORS_PATH)/orientationd
+
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := \
+ orientationd.c \
+ input.c \
+ smb380.c \
+ yas529.c
+
+LOCAL_SHARED_LIBRARIES := libutils libcutils liblog
+LOCAL_PRELINK_MODULE := false
+
+LOCAL_MODULE := orientationd
+LOCAL_MODULE_TAGS := optional
+
+include $(BUILD_EXECUTABLE)
diff --git a/sensors/aries_sensors.c b/sensors/aries_sensors.c
new file mode 100644
index 0000000..ef28b5f
--- /dev/null
+++ b/sensors/aries_sensors.c
@@ -0,0 +1,286 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <poll.h>
+#include <sys/select.h>
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "aries_sensors"
+#include <utils/Log.h>
+
+#include "aries_sensors.h"
+
+/*
+ * Sensors list
+ */
+
+struct sensor_t aries_sensors[] = {
+ { "SMB380 Acceleration Sensor", "Bosch", 1, SENSOR_TYPE_ACCELEROMETER,
+ SENSOR_TYPE_ACCELEROMETER, 2 * GRAVITY_EARTH, GRAVITY_EARTH / 256.0f, 0.20f, 10000, {}, },
+ { "YAS529 Magnetic Sensor", "Yamaha", 1, SENSOR_TYPE_MAGNETIC_FIELD,
+ SENSOR_TYPE_MAGNETIC_FIELD, 2000.0f, 1.0f / 1000, 6.8f, 10000, {}, },
+ { "YAS Orientation Sensor", "Yamaha", 1, SENSOR_TYPE_ORIENTATION,
+ SENSOR_TYPE_ORIENTATION, 360.0f, 0.1f, 0.0f, 10000, {}, },
+ { "GP2A Light Sensor", "Sharp", 1, SENSOR_TYPE_LIGHT,
+ SENSOR_TYPE_LIGHT, 10240.0f, 1.0f, 0.75f, 0, {}, },
+ { "GP2A Proximity Sensor", "Sharp", 1, SENSOR_TYPE_PROXIMITY,
+ SENSOR_TYPE_PROXIMITY, 5.0f, 5.0f, 0.75f, 0, {}, },
+};
+
+int aries_sensors_count = sizeof(aries_sensors) / sizeof(struct sensor_t);
+
+struct aries_sensors_handlers *aries_sensors_handlers[] = {
+ &smb380,
+ &yas529,
+ &yas_orientation,
+ &gp2a_light,
+ &gp2a_proximity,
+};
+
+int aries_sensors_handlers_count = sizeof(aries_sensors_handlers) /
+ sizeof(struct aries_sensors_handlers *);
+
+/*
+ * Aries Sensors
+ */
+
+int aries_sensors_activate(struct sensors_poll_device_t *dev, int handle,
+ int enabled)
+{
+ struct aries_sensors_device *device;
+ int i;
+
+ ALOGD("%s(%p, %d, %d)", __func__, dev, handle, enabled);
+
+ if (dev == NULL)
+ return -EINVAL;
+
+ device = (struct aries_sensors_device *) dev;
+
+ if (device->handlers == NULL || device->handlers_count <= 0)
+ return -EINVAL;
+
+ for (i = 0; i < device->handlers_count; i++) {
+ if (device->handlers[i] == NULL)
+ continue;
+
+ if (device->handlers[i]->handle == handle) {
+ if (enabled && device->handlers[i]->activate != NULL) {
+ device->handlers[i]->needed |= ARIES_SENSORS_NEEDED_API;
+ if (device->handlers[i]->needed == ARIES_SENSORS_NEEDED_API)
+ return device->handlers[i]->activate(device->handlers[i]);
+ else
+ return 0;
+ } else if (!enabled && device->handlers[i]->deactivate != NULL) {
+ device->handlers[i]->needed &= ~ARIES_SENSORS_NEEDED_API;
+ if (device->handlers[i]->needed == 0)
+ return device->handlers[i]->deactivate(device->handlers[i]);
+ else
+ return 0;
+ }
+ }
+ }
+
+ return -1;
+}
+
+int aries_sensors_set_delay(struct sensors_poll_device_t *dev, int handle,
+ int64_t ns)
+{
+ struct aries_sensors_device *device;
+ int i;
+
+ ALOGD("%s(%p, %d, %ld)", __func__, dev, handle, (long int) ns);
+
+ if (dev == NULL)
+ return -EINVAL;
+
+ device = (struct aries_sensors_device *) dev;
+
+ if (device->handlers == NULL || device->handlers_count <= 0)
+ return -EINVAL;
+
+ for (i = 0; i < device->handlers_count; i++) {
+ if (device->handlers[i] == NULL)
+ continue;
+
+ if (device->handlers[i]->handle == handle && device->handlers[i]->set_delay != NULL)
+ return device->handlers[i]->set_delay(device->handlers[i], (long int) ns);
+ }
+
+ return 0;
+}
+
+int aries_sensors_poll(struct sensors_poll_device_t *dev,
+ struct sensors_event_t* data, int count)
+{
+ struct aries_sensors_device *device;
+ int i, j;
+ int c, n;
+ int poll_rc, rc;
+
+// ALOGD("%s(%p, %p, %d)", __func__, dev, data, count);
+
+ if (dev == NULL)
+ return -EINVAL;
+
+ device = (struct aries_sensors_device *) dev;
+
+ if (device->handlers == NULL || device->handlers_count <= 0 ||
+ device->poll_fds == NULL || device->poll_fds_count <= 0)
+ return -EINVAL;
+
+ n = 0;
+
+ do {
+ poll_rc = poll(device->poll_fds, device->poll_fds_count, n > 0 ? 0 : -1);
+ if (poll_rc < 0)
+ return -1;
+
+ for (i = 0; i < device->poll_fds_count; i++) {
+ if (!(device->poll_fds[i].revents & POLLIN))
+ continue;
+
+ for (j = 0; j < device->handlers_count; j++) {
+ if (device->handlers[j] == NULL || device->handlers[j]->poll_fd != device->poll_fds[i].fd || device->handlers[j]->get_data == NULL)
+ continue;
+
+ rc = device->handlers[j]->get_data(device->handlers[j], &data[n]);
+ if (rc < 0) {
+ device->poll_fds[i].revents = 0;
+ poll_rc = -1;
+ } else {
+ n++;
+ count--;
+ }
+ }
+ }
+ } while ((poll_rc > 0 || n < 1) && count > 0);
+
+ return n;
+}
+
+/*
+ * Interface
+ */
+
+int aries_sensors_close(hw_device_t *device)
+{
+ struct aries_sensors_device *aries_sensors_device;
+ int i;
+
+ ALOGD("%s(%p)", __func__, device);
+
+ if (device == NULL)
+ return -EINVAL;
+
+ aries_sensors_device = (struct aries_sensors_device *) device;
+
+ if (aries_sensors_device->poll_fds != NULL)
+ free(aries_sensors_device->poll_fds);
+
+ for (i = 0; i < aries_sensors_device->handlers_count; i++) {
+ if (aries_sensors_device->handlers[i] == NULL || aries_sensors_device->handlers[i]->deinit == NULL)
+ continue;
+
+ aries_sensors_device->handlers[i]->deinit(aries_sensors_device->handlers[i]);
+ }
+
+ free(device);
+
+ return 0;
+}
+
+int aries_sensors_open(const struct hw_module_t* module, const char *id,
+ struct hw_device_t** device)
+{
+ struct aries_sensors_device *aries_sensors_device;
+ int p, i;
+
+ ALOGD("%s(%p, %s, %p)", __func__, module, id, device);
+
+ if (module == NULL || device == NULL)
+ return -EINVAL;
+
+ aries_sensors_device = (struct aries_sensors_device *)
+ calloc(1, sizeof(struct aries_sensors_device));
+ aries_sensors_device->device.common.tag = HARDWARE_DEVICE_TAG;
+ aries_sensors_device->device.common.version = 0;
+ aries_sensors_device->device.common.module = (struct hw_module_t *) module;
+ aries_sensors_device->device.common.close = aries_sensors_close;
+ aries_sensors_device->device.activate = aries_sensors_activate;
+ aries_sensors_device->device.setDelay = aries_sensors_set_delay;
+ aries_sensors_device->device.poll = aries_sensors_poll;
+ aries_sensors_device->handlers = aries_sensors_handlers;
+ aries_sensors_device->handlers_count = aries_sensors_handlers_count;
+ aries_sensors_device->poll_fds = (struct pollfd *)
+ calloc(1, aries_sensors_handlers_count * sizeof(struct pollfd));
+
+ p = 0;
+ for (i = 0; i < aries_sensors_handlers_count; i++) {
+ if (aries_sensors_handlers[i] == NULL || aries_sensors_handlers[i]->init == NULL)
+ continue;
+
+ aries_sensors_handlers[i]->init(aries_sensors_handlers[i], aries_sensors_device);
+ if (aries_sensors_handlers[i]->poll_fd >= 0) {
+ aries_sensors_device->poll_fds[p].fd = aries_sensors_handlers[i]->poll_fd;
+ aries_sensors_device->poll_fds[p].events = POLLIN;
+ p++;
+ }
+ }
+
+ aries_sensors_device->poll_fds_count = p;
+
+ *device = &(aries_sensors_device->device.common);
+
+ return 0;
+}
+
+int aries_sensors_get_sensors_list(struct sensors_module_t* module,
+ const struct sensor_t **sensors_p)
+{
+ ALOGD("%s(%p, %p)", __func__, module, sensors_p);
+
+ if (sensors_p == NULL)
+ return -EINVAL;
+
+ *sensors_p = aries_sensors;
+ return aries_sensors_count;
+}
+
+struct hw_module_methods_t aries_sensors_module_methods = {
+ .open = aries_sensors_open,
+};
+
+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 = "Aries Sensors",
+ .author = "Paul Kocialkowski",
+ .methods = &aries_sensors_module_methods,
+ },
+ .get_sensors_list = aries_sensors_get_sensors_list,
+};
diff --git a/sensors/aries_sensors.h b/sensors/aries_sensors.h
new file mode 100644
index 0000000..c9d8df8
--- /dev/null
+++ b/sensors/aries_sensors.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdint.h>
+#include <poll.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#ifndef _ARIES_SENSORS_H_
+#define _ARIES_SENSORS_H_
+
+#define ARIES_SENSORS_NEEDED_API (1 << 0)
+#define ARIES_SENSORS_NEEDED_ORIENTATION (1 << 1)
+
+struct aries_sensors_device;
+
+struct aries_sensors_handlers {
+ char *name;
+ int handle;
+
+ int (*init)(struct aries_sensors_handlers *handlers,
+ struct aries_sensors_device *device);
+ int (*deinit)(struct aries_sensors_handlers *handlers);
+ int (*activate)(struct aries_sensors_handlers *handlers);
+ int (*deactivate)(struct aries_sensors_handlers *handlers);
+ int (*set_delay)(struct aries_sensors_handlers *handlers,
+ long int delay);
+ int (*get_data)(struct aries_sensors_handlers *handlers,
+ struct sensors_event_t *event);
+
+ int activated;
+ int needed;
+ int poll_fd;
+
+ void *data;
+};
+
+struct aries_sensors_device {
+ struct sensors_poll_device_t device;
+
+ struct aries_sensors_handlers **handlers;
+ int handlers_count;
+
+ struct pollfd *poll_fds;
+ int poll_fds_count;
+};
+
+extern struct aries_sensors_handlers *aries_sensors_handlers[];
+extern int aries_sensors_handlers_count;
+
+int aries_sensors_activate(struct sensors_poll_device_t *dev, int handle,
+ int enabled);
+int aries_sensors_set_delay(struct sensors_poll_device_t *dev, int handle,
+ int64_t ns);
+int aries_sensors_poll(struct sensors_poll_device_t *dev,
+ struct sensors_event_t* data, int count);
+
+/*
+ * Input
+ */
+
+void input_event_set(struct input_event *event, int type, int code, int value);
+long int timestamp(struct timeval *time);
+long int input_timestamp(struct input_event *event);
+int uinput_rel_create(const char *name);
+void uinput_destroy(int uinput_fd);
+int input_open(char *name);
+int sysfs_path_prefix(char *name, char *path_prefix);
+int sysfs_value_read(char *path);
+int sysfs_value_write(char *path, int value);
+int sysfs_string_read(char *path, char *buffer, size_t length);
+int sysfs_string_write(char *path, char *buffer, size_t length);
+
+/*
+ * Sensors
+ */
+
+int orientation_fill(struct aries_sensors_handlers *handlers,
+ sensors_vec_t *acceleration, sensors_vec_t *magnetic);
+
+extern struct aries_sensors_handlers smb380;
+extern struct aries_sensors_handlers yas529;
+extern struct aries_sensors_handlers yas_orientation;
+extern struct aries_sensors_handlers gp2a_light;
+extern struct aries_sensors_handlers gp2a_proximity;
+
+#endif
diff --git a/sensors/geomagneticd/geomagneticd.c b/sensors/geomagneticd/geomagneticd.c
new file mode 100644
index 0000000..87ad16a
--- /dev/null
+++ b/sensors/geomagneticd/geomagneticd.c
@@ -0,0 +1,521 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <poll.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "geomagneticd"
+#include <utils/Log.h>
+
+#include "geomagneticd.h"
+
+// This geomagnetic daemon is in charge of finding the correct calibration
+// offsets to apply to the YAS529 magnetic field sensor.
+// This is done by finding raw data extrema (minimum and maximum) for each axis
+// and calculating the offset so that these values are -45uT and 45uT.
+
+/*
+ * Config
+ */
+
+int geomagneticd_config_read(struct geomagneticd_data *data)
+{
+ char buffer[100] = { 0 };
+ int config_fd = -1;
+ int rc;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ config_fd = open(GEOMAGNETICD_CONFIG_PATH, O_RDONLY);
+ if (config_fd < 0) {
+ ALOGE("%s: Unable to open config", __func__);
+ goto error;
+ }
+
+ rc = read(config_fd, buffer, sizeof(buffer));
+ if (rc <= 0) {
+ ALOGE("%s: Unable to read config", __func__);
+ goto error;
+ }
+
+ rc = sscanf(buffer, "%d,%d,%d,%d,%d,%d,%d",
+ &data->hard_offsets[0], &data->hard_offsets[1], &data->hard_offsets[2],
+ &data->calib_offsets[0], &data->calib_offsets[1], &data->calib_offsets[2],
+ &data->accuracy);
+ if (rc != 7) {
+ ALOGE("%s: Unable to parse config", __func__);
+ goto error;
+ }
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (config_fd >= 0)
+ close(config_fd);
+
+ return rc;
+}
+
+int geomagneticd_config_write(struct geomagneticd_data *data)
+{
+ char buffer[100] = { 0 };
+ int config_fd = -1;
+ int rc;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ config_fd = open(GEOMAGNETICD_CONFIG_BACKUP_PATH, O_WRONLY | O_TRUNC | O_CREAT, 0644);
+ if (config_fd < 0) {
+ ALOGE("%s: Unable to open config", __func__);
+ goto error;
+ }
+
+ sprintf(buffer, "%d,%d,%d,%d,%d,%d,%d",
+ data->hard_offsets[0], data->hard_offsets[1], data->hard_offsets[2],
+ data->calib_offsets[0], data->calib_offsets[1], data->calib_offsets[2],
+ data->accuracy);
+
+ rc = write(config_fd, buffer, strlen(buffer) + 1);
+ if (rc < (int) strlen(buffer) + 1) {
+ ALOGE("%s: Unable to write config", __func__);
+ goto error;
+ }
+
+ rename(GEOMAGNETICD_CONFIG_BACKUP_PATH, GEOMAGNETICD_CONFIG_PATH);
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (config_fd >= 0)
+ close(config_fd);
+
+ return rc;
+}
+
+/*
+ * Offsets
+ */
+
+int geomagneticd_offsets_read(struct geomagneticd_data *data)
+{
+ char buffer[100] = { 0 };
+ int offsets_fd = -1;
+ int rc;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ offsets_fd = open(data->path_offsets, O_RDONLY);
+ if (offsets_fd < 0) {
+ ALOGE("%s: Unable to open offsets", __func__);
+ goto error;
+ }
+
+ rc = read(offsets_fd, buffer, sizeof(buffer));
+ if (rc <= 0) {
+ ALOGE("%s: Unable to read offsets", __func__);
+ goto error;
+ }
+
+ rc = sscanf(buffer, "%d %d %d %d %d %d %d",
+ &data->hard_offsets[0], &data->hard_offsets[1], &data->hard_offsets[2],
+ &data->calib_offsets[0], &data->calib_offsets[1], &data->calib_offsets[2],
+ &data->accuracy);
+ if (rc != 7) {
+ ALOGE("%s: Unable to parse offsets", __func__);
+ goto error;
+ }
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (offsets_fd >= 0)
+ close(offsets_fd);
+
+ return rc;
+}
+
+int geomagneticd_offsets_write(struct geomagneticd_data *data)
+{
+ char buffer[100] = { 0 };
+ int offsets_fd = -1;
+ int rc;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ offsets_fd = open(data->path_offsets, O_WRONLY);
+ if (offsets_fd < 0) {
+ ALOGE("%s: Unable to open offsets", __func__);
+ goto error;
+ }
+
+ sprintf(buffer, "%d %d %d %d %d %d %d\n",
+ data->hard_offsets[0], data->hard_offsets[1], data->hard_offsets[2],
+ data->calib_offsets[0], data->calib_offsets[1], data->calib_offsets[2],
+ data->accuracy);
+
+ rc = write(offsets_fd, buffer, strlen(buffer) + 1);
+ if (rc < (int) strlen(buffer) + 1) {
+ ALOGE("%s: Unable to write offsets", __func__);
+ goto error;
+ }
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (offsets_fd >= 0)
+ close(offsets_fd);
+
+ return rc;
+}
+
+int geomagneticd_offsets_init(struct geomagneticd_data *data)
+{
+ int count;
+ int i;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ count = sizeof(data->hard_offsets) / sizeof(int);
+
+ // 0xff is an invalid value for hard offsets
+ for (i = 0; i < count; i++)
+ data->hard_offsets[i] = 0xff;
+
+ count = sizeof(data->calib_offsets) / sizeof(int);
+
+ // 0x0x7fffffff is an invalid value for calib offsets
+ for (i = 0; i < count; i++)
+ data->calib_offsets[i] = 0x7fffffff;
+
+ return 0;
+}
+
+int geomagneticd_offsets_check(struct geomagneticd_data *data)
+{
+ int count;
+ int i;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ count = sizeof(data->hard_offsets) / sizeof(int);
+
+ // 0xff is an invalid value for hard offsets
+ for (i = 0; i < count; i++)
+ if (data->hard_offsets[i] == 0xff)
+ return 0;
+
+ count = sizeof(data->calib_offsets) / sizeof(int);
+
+ // 0x0x7fffffff is an invalid value for calib offsets
+ for (i = 0; i < count; i++)
+ if (data->calib_offsets[i] == 0x7fffffff)
+ return 0;
+
+ return 1;
+}
+
+/*
+ * Geomagneticd
+ */
+
+int geomagneticd_magnetic_extrema_init(struct geomagneticd_data *data)
+{
+ int count;
+ int i;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ count = sizeof(data->calib_offsets) / sizeof(int);
+
+ // Approximate the previous extrema from the calib offsets
+ for (i = 0; i < count; i++) {
+ data->magnetic_extrema[0][i] = -(data->calib_offsets[i] + 45) + 5;
+ data->magnetic_extrema[1][i] = (data->calib_offsets[i] + 45) - 5;
+ }
+
+ return 0;
+}
+
+int geomagneticd_magnetic_extrema(struct geomagneticd_data *data, int index,
+ int value)
+{
+ if (data == NULL || index < 0 || index >= 3)
+ return -EINVAL;
+
+ if (value == 0)
+ return 0;
+
+ // Update the extrema from the current value if needed
+ if (value < data->magnetic_extrema[0][index] || data->magnetic_extrema[0][index] == 0)
+ data->magnetic_extrema[0][index] = value;
+ if (value > data->magnetic_extrema[1][index] || data->magnetic_extrema[1][index] == 0)
+ data->magnetic_extrema[1][index] = value;
+
+ return 0;
+}
+
+int geomagneticd_calib_offsets(struct geomagneticd_data *data)
+{
+ int calib_offsets[3];
+ int offsets[2];
+ int update;
+ int count;
+ int rc;
+ int i;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ // Calculating the offset is only meaningful when enough values were
+ // obtained. There is no need to calculate it too often either.
+ if (data->count % 10 != 0)
+ return 0;
+
+ update = 0;
+
+ count = sizeof(data->calib_offsets) / sizeof(int);
+
+ // Calculate the calib offset for each axis to have values in [-45;45] uT
+ for (i = 0; i < count; i++) {
+ offsets[0] = data->magnetic_extrema[0][i] + 45;
+ offsets[1] = data->magnetic_extrema[1][i] - 45;
+ calib_offsets[i] = (offsets[0] + offsets[1]) / 2;
+
+ if (calib_offsets[i] != data->calib_offsets[i]) {
+ data->calib_offsets[i] = calib_offsets[i];
+ update = 1;
+ }
+ }
+
+ if (update) {
+ data->accuracy = 1;
+
+ rc = geomagneticd_offsets_write(data);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write offsets", __func__);
+ return -1;
+ }
+
+ rc = geomagneticd_config_write(data);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write config", __func__);
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+int geomagneticd_poll(struct geomagneticd_data *data)
+{
+ struct input_event input_event;
+ struct pollfd poll_fd;
+ int rc;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ if (data->input_fd < 0)
+ return -1;
+
+ memset(&poll_fd, 0, sizeof(poll_fd));
+ poll_fd.fd = data->input_fd;
+ poll_fd.events = POLLIN;
+
+ while (1) {
+ rc = poll(&poll_fd, 1, -1);
+ if (rc < 0) {
+ ALOGE("%s: poll failure", __func__);
+ goto error;
+ }
+
+ if (!(poll_fd.revents & POLLIN))
+ continue;
+
+ poll_fd.revents = 0;
+
+ rc = read(data->input_fd, &input_event, sizeof(input_event));
+ if (rc < (int) sizeof(input_event)) {
+ ALOGE("%s: Unable to read input event", __func__);
+ continue;
+ }
+
+ // Update the extrema from the current value
+ if(input_event.type == EV_REL) {
+ switch (input_event.code) {
+ case REL_X:
+ geomagneticd_magnetic_extrema(data, 0, input_event.value);
+ break;
+ case REL_Y:
+ geomagneticd_magnetic_extrema(data, 1, input_event.value);
+ break;
+ case REL_Z:
+ geomagneticd_magnetic_extrema(data, 2, input_event.value);
+ break;
+ }
+ }
+
+ if (input_event.type == EV_SYN) {
+ // Sometimes, the hard offsets cannot be read at startup
+ // so we need to do it now
+ if (!geomagneticd_offsets_check(data)) {
+ rc = geomagneticd_offsets_read(data);
+ if (rc < 0) {
+ ALOGE("%s: Unable to read offsets", __func__);
+ continue;
+ }
+
+ // Most likely, the calib offset will be invalid
+ if (geomagneticd_offsets_check(data)) {
+ data->accuracy = 1;
+ geomagneticd_magnetic_extrema_init(data);
+ }
+
+ rc = geomagneticd_config_write(data);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write config", __func__);
+ continue;
+ }
+ }
+
+ data->count++;
+
+ rc = geomagneticd_calib_offsets(data);
+ if (rc < 0) {
+ ALOGE("%s: Unable to calib offsets", __func__);
+ continue;
+ }
+ }
+ }
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ return rc;
+}
+
+int main(int argc, char *argv[])
+{
+ struct geomagneticd_data *geomagneticd_data = NULL;
+ char path[PATH_MAX] = { 0 };
+ int input_fd = -1;
+ int rc;
+
+ geomagneticd_data = (struct geomagneticd_data *)
+ calloc(1, sizeof(struct geomagneticd_data));
+
+ input_fd = input_open("raw_magnetic_sensor");
+ if (input_fd < 0) {
+ ALOGE("%s: Unable to open input", __func__);
+ goto error;
+ }
+
+ rc = sysfs_path_prefix("raw_magnetic_sensor", (char *) &path);
+ if (rc < 0 || path[0] == '\0') {
+ ALOGE("%s: Unable to open sysfs", __func__);
+ goto error;
+ }
+
+ snprintf(geomagneticd_data->path_offsets, PATH_MAX, "%s/offsets", path);
+
+ geomagneticd_data->input_fd = input_fd;
+
+ geomagneticd_offsets_init(geomagneticd_data);
+
+ // Attempt to read the offsets from the config
+ rc = geomagneticd_config_read(geomagneticd_data);
+ if (rc < 0 || !geomagneticd_offsets_check(geomagneticd_data)) {
+ // Read the offsets from the driver
+ rc = geomagneticd_offsets_read(geomagneticd_data);
+ if (rc < 0) {
+ ALOGE("%s: Unable to read offsets", __func__);
+ goto error;
+ }
+
+ // Most likely, the calib offset will be invalid and the hard
+ // offset may be invalid as well
+ if (geomagneticd_offsets_check(geomagneticd_data)) {
+ geomagneticd_data->accuracy = 1;
+ geomagneticd_magnetic_extrema_init(geomagneticd_data);
+ }
+ } else {
+ // Get the magnetic extrema from the config's offsets
+ geomagneticd_magnetic_extrema_init(geomagneticd_data);
+
+ rc = geomagneticd_offsets_write(geomagneticd_data);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write offsets", __func__);
+ goto error;
+ }
+ }
+
+ rc = geomagneticd_poll(geomagneticd_data);
+ if (rc < 0)
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ while (1)
+ sleep(3600);
+
+ rc = 1;
+
+complete:
+ if (input_fd >= 0)
+ close(input_fd);
+
+ if (geomagneticd_data != NULL)
+ free(geomagneticd_data);
+
+ return rc;
+}
diff --git a/sensors/geomagneticd/geomagneticd.h b/sensors/geomagneticd/geomagneticd.h
new file mode 100644
index 0000000..b196c0d
--- /dev/null
+++ b/sensors/geomagneticd/geomagneticd.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdint.h>
+#include <poll.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#ifndef _GEOMAGNETICD_H_
+#define _GEOMAGNETICD_H_
+
+#define GEOMAGNETICD_CONFIG_PATH "/data/system/yas529.cfg"
+#define GEOMAGNETICD_CONFIG_BACKUP_PATH "/data/system/yas529-backup.cfg"
+
+struct geomagneticd_data {
+ int magnetic_extrema[2][3];
+ int hard_offsets[3];
+ int calib_offsets[3];
+ int accuracy;
+
+ int input_fd;
+ char path_offsets[PATH_MAX];
+
+ int count;
+};
+
+/*
+ * Input
+ */
+
+void input_event_set(struct input_event *event, int type, int code, int value);
+long int timestamp(struct timeval *time);
+long int input_timestamp(struct input_event *event);
+int uinput_rel_create(const char *name);
+void uinput_destroy(int uinput_fd);
+int input_open(char *name);
+int sysfs_path_prefix(char *name, char *path_prefix);
+int sysfs_value_read(char *path);
+int sysfs_value_write(char *path, int value);
+int sysfs_string_read(char *path, char *buffer, size_t length);
+int sysfs_string_write(char *path, char *buffer, size_t length);
+
+#endif
diff --git a/sensors/geomagneticd/input.c b/sensors/geomagneticd/input.c
new file mode 100644
index 0000000..7e9ca4a
--- /dev/null
+++ b/sensors/geomagneticd/input.c
@@ -0,0 +1,335 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <dirent.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+#include <linux/uinput.h>
+
+#define LOG_TAG "geomagneticd"
+#include <utils/Log.h>
+
+#include "geomagneticd.h"
+
+void input_event_set(struct input_event *event, int type, int code, int value)
+{
+ if (event == NULL)
+ return;
+
+ memset(event, 0, sizeof(struct input_event));
+
+ event->type = type,
+ event->code = code;
+ event->value = value;
+
+ gettimeofday(&event->time, NULL);
+}
+
+long int timestamp(struct timeval *time)
+{
+ if (time == NULL)
+ return -1;
+
+ return time->tv_sec * 1000000000LL + time->tv_usec * 1000;
+}
+
+long int input_timestamp(struct input_event *event)
+{
+ if (event == NULL)
+ return -1;
+
+ return timestamp(&event->time);
+}
+
+int uinput_rel_create(const char *name)
+{
+ struct uinput_user_dev uinput_dev;
+ int uinput_fd;
+ int rc;
+
+ if (name == NULL)
+ return -1;
+
+ uinput_fd = open("/dev/uinput", O_WRONLY | O_NONBLOCK);
+ if (uinput_fd < 0) {
+ ALOGE("%s: Unable to open uinput device", __func__);
+ goto error;
+ }
+
+ memset(&uinput_dev, 0, sizeof(uinput_dev));
+
+ strncpy(uinput_dev.name, name, sizeof(uinput_dev.name));
+ uinput_dev.id.bustype = BUS_I2C;
+ uinput_dev.id.vendor = 0;
+ uinput_dev.id.product = 0;
+ uinput_dev.id.version = 0;
+
+ rc = 0;
+ rc |= ioctl(uinput_fd, UI_SET_EVBIT, EV_REL);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_X);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_Y);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_Z);
+ rc |= ioctl(uinput_fd, UI_SET_EVBIT, EV_SYN);
+
+ if (rc < 0) {
+ ALOGE("%s: Unable to set uinput bits", __func__);
+ goto error;
+ }
+
+ rc = write(uinput_fd, &uinput_dev, sizeof(uinput_dev));
+ if (rc < 0) {
+ ALOGE("%s: Unable to write uinput device", __func__);
+ goto error;
+ }
+
+ rc = ioctl(uinput_fd, UI_DEV_CREATE);
+ if (rc < 0) {
+ ALOGE("%s: Unable to create uinput device", __func__);
+ goto error;
+ }
+
+ usleep(3000);
+
+ return uinput_fd;
+
+error:
+ if (uinput_fd >= 0)
+ close(uinput_fd);
+
+ return -1;
+}
+
+void uinput_destroy(int uinput_fd)
+{
+ if (uinput_fd < 0)
+ return;
+
+ ioctl(uinput_fd, UI_DEV_DESTROY);
+}
+
+int input_open(char *name)
+{
+ DIR *d;
+ struct dirent *di;
+
+ char input_name[80] = { 0 };
+ char path[PATH_MAX];
+ char *c;
+ int fd;
+ int rc;
+
+ if (name == NULL)
+ return -EINVAL;
+
+ d = opendir("/dev/input");
+ if (d == NULL)
+ return -1;
+
+ while ((di = readdir(d))) {
+ if (di == NULL || strcmp(di->d_name, ".") == 0 || strcmp(di->d_name, "..") == 0)
+ continue;
+
+ snprintf(path, PATH_MAX, "/dev/input/%s", di->d_name);
+ fd = open(path, O_RDWR | O_NONBLOCK);
+ if (fd < 0)
+ continue;
+
+ rc = ioctl(fd, EVIOCGNAME(sizeof(input_name) - 1), &input_name);
+ if (rc < 0)
+ continue;
+
+ c = strstr((char *) &input_name, "\n");
+ if (c != NULL)
+ *c = '\0';
+
+ if (strcmp(input_name, name) == 0)
+ return fd;
+ else
+ close(fd);
+ }
+
+ return -1;
+}
+
+int sysfs_path_prefix(char *name, char *path_prefix)
+{
+ DIR *d;
+ struct dirent *di;
+
+ char input_name[80] = { 0 };
+ char path[PATH_MAX];
+ char *c;
+ int fd;
+
+ if (name == NULL || path_prefix == NULL)
+ return -EINVAL;
+
+ d = opendir("/sys/class/input");
+ if (d == NULL)
+ return -1;
+
+ while ((di = readdir(d))) {
+ if (di == NULL || strcmp(di->d_name, ".") == 0 || strcmp(di->d_name, "..") == 0)
+ continue;
+
+ snprintf(path, PATH_MAX, "/sys/class/input/%s/name", di->d_name);
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ continue;
+
+ read(fd, &input_name, sizeof(input_name));
+ close(fd);
+
+ c = strstr((char *) &input_name, "\n");
+ if (c != NULL)
+ *c = '\0';
+
+ if (strcmp(input_name, name) == 0) {
+ snprintf(path_prefix, PATH_MAX, "/sys/class/input/%s", di->d_name);
+ return 0;
+ }
+ }
+
+ return -1;
+}
+
+int sysfs_value_read(char *path)
+{
+ char buffer[100];
+ int value;
+ int fd = -1;
+ int rc;
+
+ if (path == NULL)
+ return -1;
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ goto error;
+
+ rc = read(fd, &buffer, sizeof(buffer));
+ if (rc <= 0)
+ goto error;
+
+ value = atoi(buffer);
+ goto complete;
+
+error:
+ value = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return value;
+}
+
+int sysfs_value_write(char *path, int value)
+{
+ char buffer[100];
+ int fd = -1;
+ int rc;
+
+ if (path == NULL)
+ return -1;
+
+ fd = open(path, O_WRONLY);
+ if (fd < 0)
+ goto error;
+
+ snprintf((char *) &buffer, sizeof(buffer), "%d\n", value);
+
+ rc = write(fd, buffer, strlen(buffer));
+ if (rc < (int) strlen(buffer))
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return rc;
+}
+
+int sysfs_string_read(char *path, char *buffer, size_t length)
+{
+ int fd = -1;
+ int rc;
+
+ if (path == NULL || buffer == NULL || length == 0)
+ return -1;
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ goto error;
+
+ rc = read(fd, buffer, length);
+ if (rc <= 0)
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return rc;
+}
+
+int sysfs_string_write(char *path, char *buffer, size_t length)
+{
+ int fd = -1;
+ int rc;
+
+ if (path == NULL || buffer == NULL || length == 0)
+ return -1;
+
+ fd = open(path, O_WRONLY);
+ if (fd < 0)
+ goto error;
+
+ rc = write(fd, buffer, length);
+ if (rc <= 0)
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return rc;
+}
diff --git a/sensors/gp2a_light.c b/sensors/gp2a_light.c
new file mode 100644
index 0000000..a76d8e9
--- /dev/null
+++ b/sensors/gp2a_light.c
@@ -0,0 +1,239 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <math.h>
+#include <sys/types.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "aries_sensors"
+#include <utils/Log.h>
+
+#include "aries_sensors.h"
+
+struct gp2a_light_data {
+ char path_enable[PATH_MAX];
+ char path_delay[PATH_MAX];
+};
+
+int gp2a_light_init(struct aries_sensors_handlers *handlers,
+ struct aries_sensors_device *device)
+{
+ struct gp2a_light_data *data = NULL;
+ char path[PATH_MAX] = { 0 };
+ int input_fd = -1;
+ int rc;
+
+ ALOGD("%s(%p, %p)", __func__, handlers, device);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ data = (struct gp2a_light_data *) calloc(1, sizeof(struct gp2a_light_data));
+
+ input_fd = input_open("lightsensor-level");
+ if (input_fd < 0) {
+ ALOGE("%s: Unable to open input", __func__);
+ goto error;
+ }
+
+ rc = sysfs_path_prefix("lightsensor-level", (char *) &path);
+ if (rc < 0 || path[0] == '\0') {
+ ALOGE("%s: Unable to open sysfs", __func__);
+ goto error;
+ }
+
+ snprintf(data->path_enable, PATH_MAX, "%s/enable", path);
+ snprintf(data->path_delay, PATH_MAX, "%s/poll_delay", path);
+
+ handlers->poll_fd = input_fd;
+ handlers->data = (void *) data;
+
+ return 0;
+
+error:
+ if (data != NULL)
+ free(data);
+
+ if (input_fd >= 0)
+ close(input_fd);
+
+ handlers->poll_fd = -1;
+ handlers->data = NULL;
+
+ return -1;
+}
+
+int gp2a_light_deinit(struct aries_sensors_handlers *handlers)
+{
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ if (handlers->poll_fd >= 0)
+ close(handlers->poll_fd);
+ handlers->poll_fd = -1;
+
+ if (handlers->data != NULL)
+ free(handlers->data);
+ handlers->data = NULL;
+
+ return 0;
+}
+
+int gp2a_light_activate(struct aries_sensors_handlers *handlers)
+{
+ struct gp2a_light_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct gp2a_light_data *) handlers->data;
+
+ rc = sysfs_value_write(data->path_enable, 1);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int gp2a_light_deactivate(struct aries_sensors_handlers *handlers)
+{
+ struct gp2a_light_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct gp2a_light_data *) handlers->data;
+
+ rc = sysfs_value_write(data->path_enable, 0);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int gp2a_light_set_delay(struct aries_sensors_handlers *handlers, long int delay)
+{
+ struct gp2a_light_data *data;
+ int rc;
+
+ ALOGD("%s(%p, %ld)", __func__, handlers, delay);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct gp2a_light_data *) handlers->data;
+
+ rc = sysfs_value_write(data->path_delay, (int) delay);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ return 0;
+}
+
+float gp2a_light_convert(int value)
+{
+ // Converting the raw value to lux units is done with:
+ // I = 10 * log(light) uA
+ // U = raw * 3300 / 4095 (max ADC value is 3.3V for 4095 LSB)
+ // R = 47kOhm
+ // => light = 10 ^ (I / 10) = 10 ^ (U / R / 10)
+ // => light = 10 ^ (raw * 330 / 4095 / 47)
+ // Only 1/4 of light reaches the sensor:
+ // => light = 4 * (10 ^ (raw * 330 / 4095 / 47))
+
+ return powf(10, value * (330.0f / 4095.0f / 47.0f)) * 4;
+}
+
+int gp2a_light_get_data(struct aries_sensors_handlers *handlers,
+ struct sensors_event_t *event)
+{
+ struct input_event input_event;
+ int input_fd;
+ int rc;
+
+// ALOGD("%s(%p, %p)", __func__, handlers, event);
+
+ if (handlers == NULL || event == NULL)
+ return -EINVAL;
+
+ input_fd = handlers->poll_fd;
+ if (input_fd < 0)
+ return -EINVAL;
+
+ memset(event, 0, sizeof(struct sensors_event_t));
+ event->version = sizeof(struct sensors_event_t);
+ event->sensor = handlers->handle;
+ event->type = handlers->handle;
+
+ do {
+ rc = read(input_fd, &input_event, sizeof(input_event));
+ if (rc < (int) sizeof(input_event))
+ break;
+
+ if (input_event.type == EV_ABS) {
+ if (input_event.code == ABS_MISC)
+ event->light = gp2a_light_convert(input_event.value);
+ } else if (input_event.type == EV_SYN) {
+ if (input_event.code == SYN_REPORT)
+ event->timestamp = input_timestamp(&input_event);
+ }
+ } while (input_event.type != EV_SYN);
+
+ return 0;
+}
+
+struct aries_sensors_handlers gp2a_light = {
+ .name = "GP2A Light",
+ .handle = SENSOR_TYPE_LIGHT,
+ .init = gp2a_light_init,
+ .deinit = gp2a_light_deinit,
+ .activate = gp2a_light_activate,
+ .deactivate = gp2a_light_deactivate,
+ .set_delay = gp2a_light_set_delay,
+ .get_data = gp2a_light_get_data,
+ .activated = 0,
+ .needed = 0,
+ .poll_fd = -1,
+ .data = NULL,
+};
diff --git a/sensors/gp2a_proximity.c b/sensors/gp2a_proximity.c
new file mode 100644
index 0000000..3122891
--- /dev/null
+++ b/sensors/gp2a_proximity.c
@@ -0,0 +1,213 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "aries_sensors"
+#include <utils/Log.h>
+
+#include "aries_sensors.h"
+
+struct gp2a_proximity_data {
+ char path_enable[PATH_MAX];
+};
+
+int gp2a_proximity_init(struct aries_sensors_handlers *handlers,
+ struct aries_sensors_device *device)
+{
+ struct gp2a_proximity_data *data = NULL;
+ char path[PATH_MAX] = { 0 };
+ int input_fd = -1;
+ int rc;
+
+ ALOGD("%s(%p, %p)", __func__, handlers, device);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ data = (struct gp2a_proximity_data *) calloc(1, sizeof(struct gp2a_proximity_data));
+
+ input_fd = input_open("proximity");
+ if (input_fd < 0) {
+ ALOGE("%s: Unable to open input", __func__);
+ goto error;
+ }
+
+ rc = sysfs_path_prefix("proximity", (char *) &path);
+ if (rc < 0 || path[0] == '\0') {
+ ALOGE("%s: Unable to open sysfs", __func__);
+ goto error;
+ }
+
+ snprintf(data->path_enable, PATH_MAX, "%s/enable", path);
+
+ handlers->poll_fd = input_fd;
+ handlers->data = (void *) data;
+
+ return 0;
+
+error:
+ if (data != NULL)
+ free(data);
+
+ if (input_fd >= 0)
+ close(input_fd);
+
+ handlers->poll_fd = -1;
+ handlers->data = NULL;
+
+ return -1;
+}
+
+int gp2a_proximity_deinit(struct aries_sensors_handlers *handlers)
+{
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ if (handlers->poll_fd >= 0)
+ close(handlers->poll_fd);
+ handlers->poll_fd = -1;
+
+ if (handlers->data != NULL)
+ free(handlers->data);
+ handlers->data = NULL;
+
+ return 0;
+}
+
+int gp2a_proximity_activate(struct aries_sensors_handlers *handlers)
+{
+ struct gp2a_proximity_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct gp2a_proximity_data *) handlers->data;
+
+ rc = sysfs_value_write(data->path_enable, 1);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int gp2a_proximity_deactivate(struct aries_sensors_handlers *handlers)
+{
+ struct gp2a_proximity_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct gp2a_proximity_data *) handlers->data;
+
+ rc = sysfs_value_write(data->path_enable, 0);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int gp2a_proximity_set_delay(struct aries_sensors_handlers *handlers, long int delay)
+{
+ ALOGD("%s(%p, %ld)", __func__, handlers, delay);
+
+ return 0;
+}
+
+float gp2a_proximity_convert(int value)
+{
+ return (float) value * 5.0f;
+}
+
+int gp2a_proximity_get_data(struct aries_sensors_handlers *handlers,
+ struct sensors_event_t *event)
+{
+ struct input_event input_event;
+ int input_fd;
+ int rc;
+
+// ALOGD("%s(%p, %p)", __func__, handlers, event);
+
+ if (handlers == NULL || event == NULL)
+ return -EINVAL;
+
+ input_fd = handlers->poll_fd;
+ if (input_fd < 0)
+ return -EINVAL;
+
+ memset(event, 0, sizeof(struct sensors_event_t));
+ event->version = sizeof(struct sensors_event_t);
+ event->sensor = handlers->handle;
+ event->type = handlers->handle;
+
+ do {
+ rc = read(input_fd, &input_event, sizeof(input_event));
+ if (rc < (int) sizeof(input_event))
+ break;
+
+ if (input_event.type == EV_ABS) {
+ if (input_event.code == ABS_DISTANCE)
+ event->distance = gp2a_proximity_convert(input_event.value);
+ } else if (input_event.type == EV_SYN) {
+ if (input_event.code == SYN_REPORT)
+ event->timestamp = input_timestamp(&input_event);
+ }
+ } while (input_event.type != EV_SYN);
+
+ return 0;
+}
+
+struct aries_sensors_handlers gp2a_proximity = {
+ .name = "GP2A Proximity",
+ .handle = SENSOR_TYPE_PROXIMITY,
+ .init = gp2a_proximity_init,
+ .deinit = gp2a_proximity_deinit,
+ .activate = gp2a_proximity_activate,
+ .deactivate = gp2a_proximity_deactivate,
+ .set_delay = gp2a_proximity_set_delay,
+ .get_data = gp2a_proximity_get_data,
+ .activated = 0,
+ .needed = 0,
+ .poll_fd = -1,
+ .data = NULL,
+};
diff --git a/sensors/input.c b/sensors/input.c
new file mode 100644
index 0000000..db28d7f
--- /dev/null
+++ b/sensors/input.c
@@ -0,0 +1,335 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <dirent.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+#include <linux/uinput.h>
+
+#define LOG_TAG "aries_sensors"
+#include <utils/Log.h>
+
+#include "aries_sensors.h"
+
+void input_event_set(struct input_event *event, int type, int code, int value)
+{
+ if (event == NULL)
+ return;
+
+ memset(event, 0, sizeof(struct input_event));
+
+ event->type = type,
+ event->code = code;
+ event->value = value;
+
+ gettimeofday(&event->time, NULL);
+}
+
+long int timestamp(struct timeval *time)
+{
+ if (time == NULL)
+ return -1;
+
+ return time->tv_sec * 1000000000LL + time->tv_usec * 1000;
+}
+
+long int input_timestamp(struct input_event *event)
+{
+ if (event == NULL)
+ return -1;
+
+ return timestamp(&event->time);
+}
+
+int uinput_rel_create(const char *name)
+{
+ struct uinput_user_dev uinput_dev;
+ int uinput_fd;
+ int rc;
+
+ if (name == NULL)
+ return -1;
+
+ uinput_fd = open("/dev/uinput", O_WRONLY | O_NONBLOCK);
+ if (uinput_fd < 0) {
+ ALOGE("%s: Unable to open uinput device", __func__);
+ goto error;
+ }
+
+ memset(&uinput_dev, 0, sizeof(uinput_dev));
+
+ strncpy(uinput_dev.name, name, sizeof(uinput_dev.name));
+ uinput_dev.id.bustype = BUS_I2C;
+ uinput_dev.id.vendor = 0;
+ uinput_dev.id.product = 0;
+ uinput_dev.id.version = 0;
+
+ rc = 0;
+ rc |= ioctl(uinput_fd, UI_SET_EVBIT, EV_REL);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_X);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_Y);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_Z);
+ rc |= ioctl(uinput_fd, UI_SET_EVBIT, EV_SYN);
+
+ if (rc < 0) {
+ ALOGE("%s: Unable to set uinput bits", __func__);
+ goto error;
+ }
+
+ rc = write(uinput_fd, &uinput_dev, sizeof(uinput_dev));
+ if (rc < 0) {
+ ALOGE("%s: Unable to write uinput device", __func__);
+ goto error;
+ }
+
+ rc = ioctl(uinput_fd, UI_DEV_CREATE);
+ if (rc < 0) {
+ ALOGE("%s: Unable to create uinput device", __func__);
+ goto error;
+ }
+
+ usleep(3000);
+
+ return uinput_fd;
+
+error:
+ if (uinput_fd >= 0)
+ close(uinput_fd);
+
+ return -1;
+}
+
+void uinput_destroy(int uinput_fd)
+{
+ if (uinput_fd < 0)
+ return;
+
+ ioctl(uinput_fd, UI_DEV_DESTROY);
+}
+
+int input_open(char *name)
+{
+ DIR *d;
+ struct dirent *di;
+
+ char input_name[80] = { 0 };
+ char path[PATH_MAX];
+ char *c;
+ int fd;
+ int rc;
+
+ if (name == NULL)
+ return -EINVAL;
+
+ d = opendir("/dev/input");
+ if (d == NULL)
+ return -1;
+
+ while ((di = readdir(d))) {
+ if (di == NULL || strcmp(di->d_name, ".") == 0 || strcmp(di->d_name, "..") == 0)
+ continue;
+
+ snprintf(path, PATH_MAX, "/dev/input/%s", di->d_name);
+ fd = open(path, O_RDONLY | O_NONBLOCK);
+ if (fd < 0)
+ continue;
+
+ rc = ioctl(fd, EVIOCGNAME(sizeof(input_name) - 1), &input_name);
+ if (rc < 0)
+ continue;
+
+ c = strstr((char *) &input_name, "\n");
+ if (c != NULL)
+ *c = '\0';
+
+ if (strcmp(input_name, name) == 0)
+ return fd;
+ else
+ close(fd);
+ }
+
+ return -1;
+}
+
+int sysfs_path_prefix(char *name, char *path_prefix)
+{
+ DIR *d;
+ struct dirent *di;
+
+ char input_name[80] = { 0 };
+ char path[PATH_MAX];
+ char *c;
+ int fd;
+
+ if (name == NULL || path_prefix == NULL)
+ return -EINVAL;
+
+ d = opendir("/sys/class/input");
+ if (d == NULL)
+ return -1;
+
+ while ((di = readdir(d))) {
+ if (di == NULL || strcmp(di->d_name, ".") == 0 || strcmp(di->d_name, "..") == 0)
+ continue;
+
+ snprintf(path, PATH_MAX, "/sys/class/input/%s/name", di->d_name);
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ continue;
+
+ read(fd, &input_name, sizeof(input_name));
+ close(fd);
+
+ c = strstr((char *) &input_name, "\n");
+ if (c != NULL)
+ *c = '\0';
+
+ if (strcmp(input_name, name) == 0) {
+ snprintf(path_prefix, PATH_MAX, "/sys/class/input/%s", di->d_name);
+ return 0;
+ }
+ }
+
+ return -1;
+}
+
+int sysfs_value_read(char *path)
+{
+ char buffer[100];
+ int value;
+ int fd = -1;
+ int rc;
+
+ if (path == NULL)
+ return -1;
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ goto error;
+
+ rc = read(fd, &buffer, sizeof(buffer));
+ if (rc <= 0)
+ goto error;
+
+ value = atoi(buffer);
+ goto complete;
+
+error:
+ value = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return value;
+}
+
+int sysfs_value_write(char *path, int value)
+{
+ char buffer[100];
+ int fd = -1;
+ int rc;
+
+ if (path == NULL)
+ return -1;
+
+ fd = open(path, O_WRONLY);
+ if (fd < 0)
+ goto error;
+
+ snprintf((char *) &buffer, sizeof(buffer), "%d\n", value);
+
+ rc = write(fd, buffer, strlen(buffer));
+ if (rc < (int) strlen(buffer))
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return rc;
+}
+
+int sysfs_string_read(char *path, char *buffer, size_t length)
+{
+ int fd = -1;
+ int rc;
+
+ if (path == NULL || buffer == NULL || length == 0)
+ return -1;
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ goto error;
+
+ rc = read(fd, buffer, length);
+ if (rc <= 0)
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return rc;
+}
+
+int sysfs_string_write(char *path, char *buffer, size_t length)
+{
+ int fd = -1;
+ int rc;
+
+ if (path == NULL || buffer == NULL || length == 0)
+ return -1;
+
+ fd = open(path, O_WRONLY);
+ if (fd < 0)
+ goto error;
+
+ rc = write(fd, buffer, length);
+ if (rc <= 0)
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return rc;
+}
diff --git a/sensors/orientationd/input.c b/sensors/orientationd/input.c
new file mode 100644
index 0000000..1afa2b8
--- /dev/null
+++ b/sensors/orientationd/input.c
@@ -0,0 +1,335 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <dirent.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+#include <linux/uinput.h>
+
+#define LOG_TAG "orientationd"
+#include <utils/Log.h>
+
+#include "orientationd.h"
+
+void input_event_set(struct input_event *event, int type, int code, int value)
+{
+ if (event == NULL)
+ return;
+
+ memset(event, 0, sizeof(struct input_event));
+
+ event->type = type,
+ event->code = code;
+ event->value = value;
+
+ gettimeofday(&event->time, NULL);
+}
+
+long int timestamp(struct timeval *time)
+{
+ if (time == NULL)
+ return -1;
+
+ return time->tv_sec * 1000000000LL + time->tv_usec * 1000;
+}
+
+long int input_timestamp(struct input_event *event)
+{
+ if (event == NULL)
+ return -1;
+
+ return timestamp(&event->time);
+}
+
+int uinput_rel_create(const char *name)
+{
+ struct uinput_user_dev uinput_dev;
+ int uinput_fd;
+ int rc;
+
+ if (name == NULL)
+ return -1;
+
+ uinput_fd = open("/dev/uinput", O_WRONLY | O_NONBLOCK);
+ if (uinput_fd < 0) {
+ ALOGE("%s: Unable to open uinput device", __func__);
+ goto error;
+ }
+
+ memset(&uinput_dev, 0, sizeof(uinput_dev));
+
+ strncpy(uinput_dev.name, name, sizeof(uinput_dev.name));
+ uinput_dev.id.bustype = BUS_I2C;
+ uinput_dev.id.vendor = 0;
+ uinput_dev.id.product = 0;
+ uinput_dev.id.version = 0;
+
+ rc = 0;
+ rc |= ioctl(uinput_fd, UI_SET_EVBIT, EV_REL);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_X);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_Y);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_Z);
+ rc |= ioctl(uinput_fd, UI_SET_EVBIT, EV_SYN);
+
+ if (rc < 0) {
+ ALOGE("%s: Unable to set uinput bits", __func__);
+ goto error;
+ }
+
+ rc = write(uinput_fd, &uinput_dev, sizeof(uinput_dev));
+ if (rc < 0) {
+ ALOGE("%s: Unable to write uinput device", __func__);
+ goto error;
+ }
+
+ rc = ioctl(uinput_fd, UI_DEV_CREATE);
+ if (rc < 0) {
+ ALOGE("%s: Unable to create uinput device", __func__);
+ goto error;
+ }
+
+ usleep(3000);
+
+ return uinput_fd;
+
+error:
+ if (uinput_fd >= 0)
+ close(uinput_fd);
+
+ return -1;
+}
+
+void uinput_destroy(int uinput_fd)
+{
+ if (uinput_fd < 0)
+ return;
+
+ ioctl(uinput_fd, UI_DEV_DESTROY);
+}
+
+int input_open(char *name)
+{
+ DIR *d;
+ struct dirent *di;
+
+ char input_name[80] = { 0 };
+ char path[PATH_MAX];
+ char *c;
+ int fd;
+ int rc;
+
+ if (name == NULL)
+ return -EINVAL;
+
+ d = opendir("/dev/input");
+ if (d == NULL)
+ return -1;
+
+ while ((di = readdir(d))) {
+ if (di == NULL || strcmp(di->d_name, ".") == 0 || strcmp(di->d_name, "..") == 0)
+ continue;
+
+ snprintf(path, PATH_MAX, "/dev/input/%s", di->d_name);
+ fd = open(path, O_RDWR | O_NONBLOCK);
+ if (fd < 0)
+ continue;
+
+ rc = ioctl(fd, EVIOCGNAME(sizeof(input_name) - 1), &input_name);
+ if (rc < 0)
+ continue;
+
+ c = strstr((char *) &input_name, "\n");
+ if (c != NULL)
+ *c = '\0';
+
+ if (strcmp(input_name, name) == 0)
+ return fd;
+ else
+ close(fd);
+ }
+
+ return -1;
+}
+
+int sysfs_path_prefix(char *name, char *path_prefix)
+{
+ DIR *d;
+ struct dirent *di;
+
+ char input_name[80] = { 0 };
+ char path[PATH_MAX];
+ char *c;
+ int fd;
+
+ if (name == NULL || path_prefix == NULL)
+ return -EINVAL;
+
+ d = opendir("/sys/class/input");
+ if (d == NULL)
+ return -1;
+
+ while ((di = readdir(d))) {
+ if (di == NULL || strcmp(di->d_name, ".") == 0 || strcmp(di->d_name, "..") == 0)
+ continue;
+
+ snprintf(path, PATH_MAX, "/sys/class/input/%s/name", di->d_name);
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ continue;
+
+ read(fd, &input_name, sizeof(input_name));
+ close(fd);
+
+ c = strstr((char *) &input_name, "\n");
+ if (c != NULL)
+ *c = '\0';
+
+ if (strcmp(input_name, name) == 0) {
+ snprintf(path_prefix, PATH_MAX, "/sys/class/input/%s", di->d_name);
+ return 0;
+ }
+ }
+
+ return -1;
+}
+
+int sysfs_value_read(char *path)
+{
+ char buffer[100];
+ int value;
+ int fd = -1;
+ int rc;
+
+ if (path == NULL)
+ return -1;
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ goto error;
+
+ rc = read(fd, &buffer, sizeof(buffer));
+ if (rc <= 0)
+ goto error;
+
+ value = atoi(buffer);
+ goto complete;
+
+error:
+ value = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return value;
+}
+
+int sysfs_value_write(char *path, int value)
+{
+ char buffer[100];
+ int fd = -1;
+ int rc;
+
+ if (path == NULL)
+ return -1;
+
+ fd = open(path, O_WRONLY);
+ if (fd < 0)
+ goto error;
+
+ snprintf((char *) &buffer, sizeof(buffer), "%d\n", value);
+
+ rc = write(fd, buffer, strlen(buffer));
+ if (rc < (int) strlen(buffer))
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return rc;
+}
+
+int sysfs_string_read(char *path, char *buffer, size_t length)
+{
+ int fd = -1;
+ int rc;
+
+ if (path == NULL || buffer == NULL || length == 0)
+ return -1;
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ goto error;
+
+ rc = read(fd, buffer, length);
+ if (rc <= 0)
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return rc;
+}
+
+int sysfs_string_write(char *path, char *buffer, size_t length)
+{
+ int fd = -1;
+ int rc;
+
+ if (path == NULL || buffer == NULL || length == 0)
+ return -1;
+
+ fd = open(path, O_WRONLY);
+ if (fd < 0)
+ goto error;
+
+ rc = write(fd, buffer, length);
+ if (rc <= 0)
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ if (fd >= 0)
+ close(fd);
+
+ return rc;
+}
diff --git a/sensors/orientationd/orientationd.c b/sensors/orientationd/orientationd.c
new file mode 100644
index 0000000..e63e7c2
--- /dev/null
+++ b/sensors/orientationd/orientationd.c
@@ -0,0 +1,327 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <poll.h>
+#include <math.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "orientationd"
+#include <utils/Log.h>
+
+#include "orientationd.h"
+
+struct orientationd_handlers *orientationd_handlers[] = {
+ &smb380,
+ &yas529,
+};
+
+int orientationd_handlers_count = sizeof(orientationd_handlers) /
+ sizeof(struct orientationd_handlers *);
+
+static float rad2deg(float v)
+{
+ return (v * 180.0f / 3.1415926535f);
+}
+
+static float vector_scalar(sensors_vec_t *v, sensors_vec_t *d)
+{
+ return v->x * d->x + v->y * d->y + v->z * d->z;
+}
+
+static float vector_length(sensors_vec_t *v)
+{
+ return sqrtf(vector_scalar(v, v));
+}
+
+int orientation_calculate(struct orientationd_data *data)
+{
+ sensors_vec_t *a, *m, *o;
+ float azimuth, pitch, roll;
+ float la, sinp, cosp, sinr, cosr, x, y;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ a = &data->acceleration;
+ m = &data->magnetic;
+ o = &data->orientation;
+
+ la = vector_length(a);
+ pitch = asinf(-(a->y) / la);
+ roll = asinf((a->x) / la);
+
+ sinp = sinf(pitch);
+ cosp = cosf(pitch);
+ sinr = sinf(roll);
+ cosr = cosf(roll);
+
+ y = -(m->x) * cosr + m->z * sinr;
+ x = m->x * sinp * sinr + m->y * cosp + m->z * sinp * cosr;
+ azimuth = atan2f(y, x);
+
+ o->azimuth = rad2deg(azimuth);
+ o->pitch = rad2deg(pitch);
+ o->roll = rad2deg(roll);
+
+ if (o->azimuth < 0)
+ o->azimuth += 360.0f;
+
+ return 0;
+}
+
+void *orientationd_thread(void *thread_data)
+{
+ struct orientationd_data *data;
+ struct input_event event;
+ struct timeval time;
+ long int before, after;
+ int diff;
+ int input_fd;
+ int rc;
+
+ if (thread_data == NULL)
+ return NULL;
+
+ data = (struct orientationd_data *) thread_data;
+
+ input_fd = data->input_fd;
+ if (input_fd < 0)
+ return NULL;
+
+ while (data->thread_continue) {
+ pthread_mutex_lock(&data->mutex);
+ if (!data->thread_continue)
+ break;
+
+ while (data->activated) {
+ gettimeofday(&time, NULL);
+ before = timestamp(&time);
+
+ rc = orientation_calculate(data);
+ if (rc < 0) {
+ ALOGE("%s: Unable to calculate orientation", __func__);
+ goto next;
+ }
+
+ input_event_set(&event, EV_REL, REL_X, (int) (data->orientation.azimuth * 1000));
+ write(input_fd, &event, sizeof(event));
+ input_event_set(&event, EV_REL, REL_Y, (int) (data->orientation.pitch * 1000));
+ write(input_fd, &event, sizeof(event));
+ input_event_set(&event, EV_REL, REL_Z, (int) (data->orientation.roll * 1000));
+ write(input_fd, &event, sizeof(event));
+ input_event_set(&event, EV_SYN, 0, 0);
+ write(input_fd, &event, sizeof(event));
+
+next:
+ gettimeofday(&time, NULL);
+ after = timestamp(&time);
+
+ diff = (int) (data->delay * 1000000 - (after - before)) / 1000;
+ if (diff <= 0)
+ continue;
+
+ usleep(diff);
+ }
+ }
+ return NULL;
+}
+
+int orientation_get_data(struct orientationd_data *data)
+{
+ struct input_event input_event;
+ int input_fd;
+ int activated;
+ unsigned int delay;
+ int rc;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ input_fd = data->input_fd;
+ if (input_fd < 0)
+ return -1;
+
+ do {
+ rc = read(input_fd, &input_event, sizeof(input_event));
+ if (rc < (int) sizeof(input_event))
+ break;
+
+ if (input_event.type == EV_REL) {
+ switch (input_event.code) {
+ case REL_RZ:
+ data->activated = input_event.value & (1 << 16) ? 1 : 0;
+ data->delay = input_event.value & ~(1 << 16);
+
+ pthread_mutex_unlock(&data->mutex);
+ break;
+ default:
+ continue;
+ }
+ }
+ } while (input_event.type != EV_SYN);
+
+ return 0;
+}
+
+int orientationd_poll(struct orientationd_data *data)
+{
+ int count;
+ int i, j;
+ int rc;
+
+ if (data == NULL)
+ return -EINVAL;
+
+ ALOGD("Starting orientationd poll");
+
+ while (1) {
+ if (data->activated)
+ count = data->poll_fds_count;
+ else
+ count = 1;
+
+ rc = poll(data->poll_fds, count, -1);
+ if (rc < 0) {
+ ALOGE("%s: poll failure", __func__);
+ goto error;
+ }
+
+ for (i = 0; i < count; i++) {
+ if (data->poll_fds[i].revents & POLLIN) {
+ data->poll_fds[i].revents = 0;
+
+ if (data->poll_fds[i].fd == data->input_fd) {
+ orientation_get_data(data);
+ continue;
+ }
+
+ for (j = 0; j < data->handlers_count; j++)
+ if (data->handlers[j] != NULL && data->handlers[j]->poll_fd == data->poll_fds[i].fd && data->handlers[j]->get_data != NULL)
+ data->handlers[j]->get_data(data->handlers[j], data);
+ }
+ }
+ }
+
+ rc = 0;
+ goto complete;
+
+error:
+ rc = -1;
+
+complete:
+ return rc;
+}
+
+int main(int argc, char *argv[])
+{
+ struct orientationd_data *orientationd_data = NULL;
+ pthread_attr_t thread_attr;
+ int input_fd = -1;
+ int poll_fd;
+ int p, i;
+ int rc;
+
+ orientationd_data = (struct orientationd_data *)
+ calloc(1, sizeof(struct orientationd_data));
+ orientationd_data->handlers = orientationd_handlers;
+ orientationd_data->handlers_count = orientationd_handlers_count;
+ orientationd_data->activated = 0;
+ orientationd_data->poll_fds = (struct pollfd *)
+ calloc(1, (orientationd_handlers_count + 1) * sizeof(struct pollfd));
+
+ p = 0;
+
+ input_fd = input_open("orientation_sensor");
+ if (input_fd < 0) {
+ ALOGE("%s: Unable to open input", __func__);
+ goto error;
+ }
+
+ orientationd_data->input_fd = input_fd;
+
+ orientationd_data->poll_fds[p].fd = input_fd;
+ orientationd_data->poll_fds[p].events = POLLIN;
+ p++;
+
+ for (i = 0; i < orientationd_handlers_count; i++) {
+ if (orientationd_handlers[i] == NULL || orientationd_handlers[i]->input_name == NULL)
+ continue;
+
+ poll_fd = input_open(orientationd_handlers[i]->input_name);
+ if (poll_fd < 0) {
+ ALOGE("%s: Unable to open input %s", __func__, orientationd_handlers[i]->input_name);
+ continue;
+ }
+
+ orientationd_handlers[i]->poll_fd = poll_fd;
+ orientationd_data->poll_fds[p].fd = poll_fd;
+ orientationd_data->poll_fds[p].events = POLLIN;
+ p++;
+ }
+
+ orientationd_data->poll_fds_count = p;
+
+ orientationd_data->thread_continue = 1;
+
+ pthread_mutex_init(&orientationd_data->mutex, NULL);
+ pthread_mutex_lock(&orientationd_data->mutex);
+
+ pthread_attr_init(&thread_attr);
+ pthread_attr_setdetachstate(&thread_attr, PTHREAD_CREATE_DETACHED);
+
+ rc = pthread_create(&orientationd_data->thread, &thread_attr, orientationd_thread, (void *) orientationd_data);
+ if (rc < 0) {
+ ALOGE("%s: Unable to create orientationd thread", __func__);
+ goto error;
+ }
+
+ rc = orientationd_poll(orientationd_data);
+ if (rc < 0)
+ goto error;
+
+ rc = 0;
+ goto complete;
+
+error:
+ while (1)
+ sleep(3600);
+
+ rc = 1;
+
+complete:
+ if (input_fd >= 0)
+ close(input_fd);
+
+ if (orientationd_data != NULL) {
+ orientationd_data->thread_continue = 0;
+ pthread_mutex_destroy(&orientationd_data->mutex);
+
+ if (orientationd_data->poll_fds != NULL)
+ free(orientationd_data->poll_fds);
+
+ free(orientationd_data);
+ }
+
+ return rc;
+}
diff --git a/sensors/orientationd/orientationd.h b/sensors/orientationd/orientationd.h
new file mode 100644
index 0000000..887e698
--- /dev/null
+++ b/sensors/orientationd/orientationd.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdint.h>
+#include <poll.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#ifndef _ORIENTATIOND_H_
+#define _ORIENTATIOND_H_
+
+struct orientationd_data;
+
+struct orientationd_handlers {
+ char *input_name;
+ int handle;
+ int poll_fd;
+
+ int (*get_data)(struct orientationd_handlers *handlers,
+ struct orientationd_data *data);
+};
+
+struct orientationd_data {
+ struct orientationd_handlers **handlers;
+ int handlers_count;
+
+ struct pollfd *poll_fds;
+ int poll_fds_count;
+
+ sensors_vec_t orientation;
+ sensors_vec_t acceleration;
+ sensors_vec_t magnetic;
+
+ unsigned int delay;
+ int input_fd;
+
+ int activated;
+
+ pthread_t thread;
+ pthread_mutex_t mutex;
+ int thread_continue;
+};
+
+extern struct orientationd_handlers *orientationd_handlers[];
+extern int orientationd_handlers_count;
+
+/*
+ * Input
+ */
+
+void input_event_set(struct input_event *event, int type, int code, int value);
+long int timestamp(struct timeval *time);
+long int input_timestamp(struct input_event *event);
+int uinput_rel_create(const char *name);
+void uinput_destroy(int uinput_fd);
+int input_open(char *name);
+int sysfs_path_prefix(char *name, char *path_prefix);
+int sysfs_value_read(char *path);
+int sysfs_value_write(char *path, int value);
+int sysfs_string_read(char *path, char *buffer, size_t length);
+int sysfs_string_write(char *path, char *buffer, size_t length);
+
+/*
+ * Sensors
+ */
+
+extern struct orientationd_handlers smb380;
+extern struct orientationd_handlers yas529;
+
+#endif
diff --git a/sensors/orientationd/smb380.c b/sensors/orientationd/smb380.c
new file mode 100644
index 0000000..4566d94
--- /dev/null
+++ b/sensors/orientationd/smb380.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <math.h>
+#include <sys/types.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "orientationd"
+#include <utils/Log.h>
+
+#include "orientationd.h"
+
+float smb380_convert(int value)
+{
+ return value * (GRAVITY_EARTH / 256.0f);
+}
+
+int smb380_get_data(struct orientationd_handlers *handlers,
+ struct orientationd_data *data)
+{
+ struct input_event input_event;
+ int input_fd;
+ int rc;
+
+ if (handlers == NULL || data == NULL)
+ return -EINVAL;
+
+ input_fd = handlers->poll_fd;
+ if (input_fd < 0)
+ return -1;
+
+ do {
+ rc = read(input_fd, &input_event, sizeof(input_event));
+ if (rc < (int) sizeof(input_event))
+ break;
+
+ if (input_event.type == EV_REL) {
+ switch (input_event.code) {
+ case REL_X:
+ data->acceleration.x = smb380_convert(input_event.value);
+ break;
+ case REL_Y:
+ data->acceleration.y = smb380_convert(input_event.value);
+ break;
+ case REL_Z:
+ data->acceleration.z = smb380_convert(input_event.value);
+ break;
+ default:
+ continue;
+ }
+ }
+ } while (input_event.type != EV_SYN);
+
+ return 0;
+}
+
+struct orientationd_handlers smb380 = {
+ .input_name = "accelerometer_sensor",
+ .handle = SENSOR_TYPE_ACCELEROMETER,
+ .poll_fd = -1,
+ .get_data = smb380_get_data,
+};
diff --git a/sensors/orientationd/yas529.c b/sensors/orientationd/yas529.c
new file mode 100644
index 0000000..50b304d
--- /dev/null
+++ b/sensors/orientationd/yas529.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <math.h>
+#include <sys/types.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "orientationd"
+#include <utils/Log.h>
+
+#include "orientationd.h"
+
+float yas529_convert(int value)
+{
+ return value / 1000.0f;
+}
+
+int yas529_get_data(struct orientationd_handlers *handlers,
+ struct orientationd_data *data)
+{
+ struct input_event input_event;
+ int input_fd;
+ int rc;
+
+ if (handlers == NULL || data == NULL)
+ return -EINVAL;
+
+ input_fd = handlers->poll_fd;
+ if (input_fd < 0)
+ return -1;
+
+ do {
+ rc = read(input_fd, &input_event, sizeof(input_event));
+ if (rc < (int) sizeof(input_event))
+ break;
+
+ if (input_event.type == EV_REL) {
+ switch (input_event.code) {
+ case REL_X:
+ data->magnetic.x = yas529_convert(input_event.value);
+ break;
+ case REL_Y:
+ data->magnetic.y = yas529_convert(input_event.value);
+ break;
+ case REL_Z:
+ data->magnetic.z = yas529_convert(input_event.value);
+ break;
+ default:
+ continue;
+ }
+ }
+ } while (input_event.type != EV_SYN);
+
+ return 0;
+}
+
+struct orientationd_handlers yas529 = {
+ .input_name = "magnetic_sensor",
+ .handle = SENSOR_TYPE_MAGNETIC_FIELD,
+ .poll_fd = -1,
+ .get_data = yas529_get_data,
+};
diff --git a/sensors/smb380.c b/sensors/smb380.c
new file mode 100644
index 0000000..57d8837
--- /dev/null
+++ b/sensors/smb380.c
@@ -0,0 +1,260 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <math.h>
+#include <sys/types.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "aries_sensors"
+#include <utils/Log.h>
+
+#include "aries_sensors.h"
+
+struct smb380_data {
+ char path_enable[PATH_MAX];
+ char path_delay[PATH_MAX];
+
+ sensors_vec_t acceleration;
+};
+
+int smb380_init(struct aries_sensors_handlers *handlers,
+ struct aries_sensors_device *device)
+{
+ struct smb380_data *data = NULL;
+ char path[PATH_MAX] = { 0 };
+ int input_fd = -1;
+ int rc;
+
+ ALOGD("%s(%p, %p)", __func__, handlers, device);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ data = (struct smb380_data *) calloc(1, sizeof(struct smb380_data));
+
+ input_fd = input_open("accelerometer_sensor");
+ if (input_fd < 0) {
+ ALOGE("%s: Unable to open input", __func__);
+ goto error;
+ }
+
+ rc = sysfs_path_prefix("accelerometer_sensor", (char *) &path);
+ if (rc < 0 || path[0] == '\0') {
+ ALOGE("%s: Unable to open sysfs", __func__);
+ goto error;
+ }
+
+ snprintf(data->path_enable, PATH_MAX, "%s/enable", path);
+ snprintf(data->path_delay, PATH_MAX, "%s/delay", path);
+
+ handlers->poll_fd = input_fd;
+ handlers->data = (void *) data;
+
+ return 0;
+
+error:
+ if (data != NULL)
+ free(data);
+
+ if (input_fd >= 0)
+ close(input_fd);
+
+ handlers->poll_fd = -1;
+ handlers->data = NULL;
+
+ return -1;
+}
+
+int smb380_deinit(struct aries_sensors_handlers *handlers)
+{
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ if (handlers->poll_fd >= 0)
+ close(handlers->poll_fd);
+ handlers->poll_fd = -1;
+
+ if (handlers->data != NULL)
+ free(handlers->data);
+ handlers->data = NULL;
+
+ return 0;
+}
+
+int smb380_activate(struct aries_sensors_handlers *handlers)
+{
+ struct smb380_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct smb380_data *) handlers->data;
+
+ rc = sysfs_value_write(data->path_enable, 1);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int smb380_deactivate(struct aries_sensors_handlers *handlers)
+{
+ struct smb380_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct smb380_data *) handlers->data;
+
+ rc = sysfs_value_write(data->path_enable, 0);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int smb380_set_delay(struct aries_sensors_handlers *handlers, long int delay)
+{
+ struct smb380_data *data;
+ int d;
+ int rc;
+
+ ALOGD("%s(%p, %ld)", __func__, handlers, delay);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct smb380_data *) handlers->data;
+
+ if (delay < 10000000)
+ d = 10;
+ else
+ d = delay / 1000000;
+
+ rc = sysfs_value_write(data->path_delay, d);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ return 0;
+}
+
+float smb380_convert(int value)
+{
+ return value * (GRAVITY_EARTH / 256.0f);
+}
+
+int smb380_get_data(struct aries_sensors_handlers *handlers,
+ struct sensors_event_t *event)
+{
+ struct smb380_data *data;
+ struct input_event input_event;
+ int input_fd;
+ int rc;
+
+// ALOGD("%s(%p, %p)", __func__, handlers, event);
+
+ if (handlers == NULL || handlers->data == NULL || event == NULL)
+ return -EINVAL;
+
+ data = (struct smb380_data *) handlers->data;
+
+ input_fd = handlers->poll_fd;
+ if (input_fd < 0)
+ return -EINVAL;
+
+ memset(event, 0, sizeof(struct sensors_event_t));
+ event->version = sizeof(struct sensors_event_t);
+ event->sensor = handlers->handle;
+ event->type = handlers->handle;
+
+ event->acceleration.x = data->acceleration.x;
+ event->acceleration.y = data->acceleration.y;
+ event->acceleration.z = data->acceleration.z;
+
+ do {
+ rc = read(input_fd, &input_event, sizeof(input_event));
+ if (rc < (int) sizeof(input_event))
+ break;
+
+ if (input_event.type == EV_REL) {
+ switch (input_event.code) {
+ case REL_X:
+ event->acceleration.x = smb380_convert(input_event.value);
+ break;
+ case REL_Y:
+ event->acceleration.y = smb380_convert(input_event.value);
+ break;
+ case REL_Z:
+ event->acceleration.z = smb380_convert(input_event.value);
+ break;
+ default:
+ continue;
+ }
+ } else if (input_event.type == EV_SYN) {
+ if (input_event.code == SYN_REPORT)
+ event->timestamp = input_timestamp(&input_event);
+ }
+ } while (input_event.type != EV_SYN);
+
+ data->acceleration.x = event->acceleration.x;
+ data->acceleration.y = event->acceleration.y;
+ data->acceleration.z = event->acceleration.z;
+
+ return 0;
+}
+
+struct aries_sensors_handlers smb380 = {
+ .name = "SMB380",
+ .handle = SENSOR_TYPE_ACCELEROMETER,
+ .init = smb380_init,
+ .deinit = smb380_deinit,
+ .activate = smb380_activate,
+ .deactivate = smb380_deactivate,
+ .set_delay = smb380_set_delay,
+ .get_data = smb380_get_data,
+ .activated = 0,
+ .needed = 0,
+ .poll_fd = -1,
+ .data = NULL,
+};
diff --git a/sensors/yas529.c b/sensors/yas529.c
new file mode 100644
index 0000000..e6917aa
--- /dev/null
+++ b/sensors/yas529.c
@@ -0,0 +1,266 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <math.h>
+#include <sys/types.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "aries_sensors"
+#include <utils/Log.h>
+
+#include "aries_sensors.h"
+
+struct yas529_data {
+ char path_enable[PATH_MAX];
+ char path_delay[PATH_MAX];
+
+ sensors_vec_t magnetic;
+};
+
+int yas529_init(struct aries_sensors_handlers *handlers,
+ struct aries_sensors_device *device)
+{
+ struct yas529_data *data = NULL;
+ char path[PATH_MAX] = { 0 };
+ int input_fd = -1;
+ int rc;
+
+ ALOGD("%s(%p, %p)", __func__, handlers, device);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ data = (struct yas529_data *) calloc(1, sizeof(struct yas529_data));
+
+ input_fd = input_open("magnetic_sensor");
+ if (input_fd < 0) {
+ ALOGE("%s: Unable to open input", __func__);
+ goto error;
+ }
+
+ rc = sysfs_path_prefix("magnetic_sensor", (char *) &path);
+ if (rc < 0 || path[0] == '\0') {
+ ALOGE("%s: Unable to open sysfs", __func__);
+ goto error;
+ }
+
+ snprintf(data->path_enable, PATH_MAX, "%s/enable", path);
+ snprintf(data->path_delay, PATH_MAX, "%s/delay", path);
+
+ handlers->poll_fd = input_fd;
+ handlers->data = (void *) data;
+
+ return 0;
+
+error:
+ if (data != NULL)
+ free(data);
+
+ if (input_fd >= 0)
+ close(input_fd);
+
+ handlers->poll_fd = -1;
+ handlers->data = NULL;
+
+ return -1;
+}
+
+int yas529_deinit(struct aries_sensors_handlers *handlers)
+{
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ if (handlers->poll_fd >= 0)
+ close(handlers->poll_fd);
+ handlers->poll_fd = -1;
+
+ if (handlers->data != NULL)
+ free(handlers->data);
+ handlers->data = NULL;
+
+ return 0;
+}
+
+int yas529_activate(struct aries_sensors_handlers *handlers)
+{
+ struct yas529_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct yas529_data *) handlers->data;
+
+ rc = sysfs_value_write(data->path_enable, 1);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int yas529_deactivate(struct aries_sensors_handlers *handlers)
+{
+ struct yas529_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct yas529_data *) handlers->data;
+
+ rc = sysfs_value_write(data->path_enable, 0);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int yas529_set_delay(struct aries_sensors_handlers *handlers, long int delay)
+{
+ struct yas529_data *data;
+ int d;
+ int rc;
+
+ ALOGD("%s(%p, %ld)", __func__, handlers, delay);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct yas529_data *) handlers->data;
+
+ if (delay < 20000000)
+ d = 1;
+ else if (delay < 60000000)
+ d = 20;
+ else if (delay < 200000000)
+ d = 60;
+ else if (delay < 1000000000)
+ d = 200;
+ else
+ d = 1000;
+
+ rc = sysfs_value_write(data->path_delay, d);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ return 0;
+}
+
+float yas529_convert(int value)
+{
+ return value / 1000.0f;
+}
+
+int yas529_get_data(struct aries_sensors_handlers *handlers,
+ struct sensors_event_t *event)
+{
+ struct yas529_data *data;
+ struct input_event input_event;
+ int input_fd;
+ int rc;
+
+// ALOGD("%s(%p, %p)", __func__, handlers, event);
+
+ if (handlers == NULL || handlers->data == NULL || event == NULL)
+ return -EINVAL;
+
+ data = (struct yas529_data *) handlers->data;
+
+ input_fd = handlers->poll_fd;
+ if (input_fd < 0)
+ return -EINVAL;
+
+ memset(event, 0, sizeof(struct sensors_event_t));
+ event->version = sizeof(struct sensors_event_t);
+ event->sensor = handlers->handle;
+ event->type = handlers->handle;
+
+ event->magnetic.x = data->magnetic.x;
+ event->magnetic.y = data->magnetic.y;
+ event->magnetic.z = data->magnetic.z;
+
+ do {
+ rc = read(input_fd, &input_event, sizeof(input_event));
+ if (rc < (int) sizeof(input_event))
+ break;
+
+ if (input_event.type == EV_REL) {
+ switch (input_event.code) {
+ case REL_X:
+ event->magnetic.x = yas529_convert(input_event.value);
+ break;
+ case REL_Y:
+ event->magnetic.y = yas529_convert(input_event.value);
+ break;
+ case REL_Z:
+ event->magnetic.z = yas529_convert(input_event.value);
+ break;
+ default:
+ continue;
+ }
+ } else if (input_event.type == EV_SYN) {
+ if (input_event.code == SYN_REPORT)
+ event->timestamp = input_timestamp(&input_event);
+ }
+ } while (input_event.type != EV_SYN);
+
+ data->magnetic.x = event->magnetic.x;
+ data->magnetic.y = event->magnetic.y;
+ data->magnetic.z = event->magnetic.z;
+
+ return 0;
+}
+
+struct aries_sensors_handlers yas529 = {
+ .name = "YAS529",
+ .handle = SENSOR_TYPE_MAGNETIC_FIELD,
+ .init = yas529_init,
+ .deinit = yas529_deinit,
+ .activate = yas529_activate,
+ .deactivate = yas529_deactivate,
+ .set_delay = yas529_set_delay,
+ .get_data = yas529_get_data,
+ .activated = 0,
+ .needed = 0,
+ .poll_fd = -1,
+ .data = NULL,
+};
diff --git a/sensors/yas_orientation.c b/sensors/yas_orientation.c
new file mode 100644
index 0000000..d1a6e8a
--- /dev/null
+++ b/sensors/yas_orientation.c
@@ -0,0 +1,297 @@
+/*
+ * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <math.h>
+#include <sys/types.h>
+#include <linux/ioctl.h>
+#include <linux/input.h>
+
+#include <hardware/sensors.h>
+#include <hardware/hardware.h>
+
+#define LOG_TAG "aries_sensors"
+#include <utils/Log.h>
+
+#include "aries_sensors.h"
+
+struct yas_orientation_data {
+ struct aries_sensors_handlers *acceleration_sensor;
+ struct aries_sensors_handlers *magnetic_sensor;
+
+ char path_enable[PATH_MAX];
+ char path_delay[PATH_MAX];
+};
+
+int yas_orientation_init(struct aries_sensors_handlers *handlers,
+ struct aries_sensors_device *device)
+{
+ struct yas_orientation_data *data = NULL;
+ char path[PATH_MAX] = { 0 };
+ int input_fd = -1;
+ int rc;
+ int i;
+
+ ALOGD("%s(%p, %p)", __func__, handlers, device);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ data = (struct yas_orientation_data *) calloc(1, sizeof(struct yas_orientation_data));
+
+ for (i = 0; i < device->handlers_count; i++) {
+ if (device->handlers[i] == NULL)
+ continue;
+
+ if (device->handlers[i]->handle == SENSOR_TYPE_ACCELEROMETER)
+ data->acceleration_sensor = device->handlers[i];
+ else if (device->handlers[i]->handle == SENSOR_TYPE_MAGNETIC_FIELD)
+ data->magnetic_sensor = device->handlers[i];
+ }
+
+ if (data->acceleration_sensor == NULL || data->magnetic_sensor == NULL) {
+ ALOGE("%s: Missing sensors for orientation", __func__);
+ goto error;
+ }
+
+ input_fd = input_open("orientation_sensor");
+ if (input_fd < 0) {
+ ALOGE("%s: Unable to open input", __func__);
+ goto error;
+ }
+
+ rc = sysfs_path_prefix("orientation_sensor", (char *) &path);
+ if (rc < 0 || path[0] == '\0') {
+ ALOGE("%s: Unable to open sysfs", __func__);
+ goto error;
+ }
+
+ snprintf(data->path_enable, PATH_MAX, "%s/enable", path);
+ snprintf(data->path_delay, PATH_MAX, "%s/delay", path);
+
+ handlers->poll_fd = input_fd;
+ handlers->data = (void *) data;
+
+ return 0;
+
+error:
+ if (data != NULL)
+ free(data);
+
+ if (input_fd >= 0)
+ close(input_fd);
+
+ handlers->poll_fd = -1;
+ handlers->data = NULL;
+
+ return -1;
+}
+
+int yas_orientation_deinit(struct aries_sensors_handlers *handlers)
+{
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL)
+ return -EINVAL;
+
+ if (handlers->poll_fd >= 0)
+ close(handlers->poll_fd);
+ handlers->poll_fd = -1;
+
+ if (handlers->data != NULL)
+ free(handlers->data);
+ handlers->data = NULL;
+
+ return 0;
+}
+
+int yas_orientation_activate(struct aries_sensors_handlers *handlers)
+{
+ struct yas_orientation_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct yas_orientation_data *) handlers->data;
+
+ if (data->acceleration_sensor == NULL || data->magnetic_sensor == NULL)
+ return -1;
+
+ data->acceleration_sensor->needed |= ARIES_SENSORS_NEEDED_ORIENTATION;
+ if (data->acceleration_sensor->needed == ARIES_SENSORS_NEEDED_ORIENTATION)
+ data->acceleration_sensor->activate(data->acceleration_sensor);
+
+ data->magnetic_sensor->needed |= ARIES_SENSORS_NEEDED_ORIENTATION;
+ if (data->magnetic_sensor->needed == ARIES_SENSORS_NEEDED_ORIENTATION)
+ data->magnetic_sensor->activate(data->magnetic_sensor);
+
+ rc = sysfs_value_write(data->path_enable, 1);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int yas_orientation_deactivate(struct aries_sensors_handlers *handlers)
+{
+ struct yas_orientation_data *data;
+ int rc;
+
+ ALOGD("%s(%p)", __func__, handlers);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct yas_orientation_data *) handlers->data;
+
+ if (data->acceleration_sensor == NULL || data->magnetic_sensor == NULL)
+ return -1;
+
+ data->acceleration_sensor->needed &= ~(ARIES_SENSORS_NEEDED_ORIENTATION);
+ if (data->acceleration_sensor->needed == 0)
+ data->acceleration_sensor->deactivate(data->acceleration_sensor);
+
+ data->magnetic_sensor->needed &= ~(ARIES_SENSORS_NEEDED_ORIENTATION);
+ if (data->magnetic_sensor->needed == 0)
+ data->magnetic_sensor->deactivate(data->magnetic_sensor);
+
+ rc = sysfs_value_write(data->path_enable, 0);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ handlers->activated = 1;
+
+ return 0;
+}
+
+int yas_orientation_set_delay(struct aries_sensors_handlers *handlers, long int delay)
+{
+ struct yas_orientation_data *data;
+ int d;
+ int rc;
+
+ ALOGD("%s(%p, %ld)", __func__, handlers, delay);
+
+ if (handlers == NULL || handlers->data == NULL)
+ return -EINVAL;
+
+ data = (struct yas_orientation_data *) handlers->data;
+
+ if (data->acceleration_sensor == NULL || data->magnetic_sensor == NULL)
+ return -1;
+
+ if (data->acceleration_sensor->needed == ARIES_SENSORS_NEEDED_ORIENTATION)
+ data->acceleration_sensor->set_delay(data->acceleration_sensor, delay);
+
+ if (data->magnetic_sensor->needed == ARIES_SENSORS_NEEDED_ORIENTATION)
+ data->magnetic_sensor->set_delay(data->magnetic_sensor, delay);
+
+ if (delay < 10000000)
+ d = 10;
+ else
+ d = delay / 1000000;
+
+ rc = sysfs_value_write(data->path_delay, d);
+ if (rc < 0) {
+ ALOGE("%s: Unable to write sysfs value", __func__);
+ return -1;
+ }
+
+ return 0;
+}
+
+float yas_orientation_convert(int value)
+{
+ return value / 1000.0f;
+}
+
+int yas_orientation_get_data(struct aries_sensors_handlers *handlers,
+ struct sensors_event_t *event)
+{
+ struct input_event input_event;
+ int input_fd;
+ int rc;
+
+// ALOGD("%s(%p, %p)", __func__, handlers, event);
+
+ if (handlers == NULL || event == NULL)
+ return -EINVAL;
+
+ input_fd = handlers->poll_fd;
+ if (input_fd < 0)
+ return -EINVAL;
+
+ memset(event, 0, sizeof(struct sensors_event_t));
+ event->version = sizeof(struct sensors_event_t);
+ event->sensor = handlers->handle;
+ event->type = handlers->handle;
+
+ do {
+ rc = read(input_fd, &input_event, sizeof(input_event));
+ if (rc < (int) sizeof(input_event))
+ break;
+
+ if (input_event.type == EV_REL) {
+ switch (input_event.code) {
+ case REL_X:
+ event->orientation.azimuth = yas_orientation_convert(input_event.value);
+ break;
+ case REL_Y:
+ event->orientation.pitch = yas_orientation_convert(input_event.value);
+ break;
+ case REL_Z:
+ event->orientation.roll = yas_orientation_convert(input_event.value);
+ break;
+ default:
+ continue;
+ }
+ } else if (input_event.type == EV_SYN) {
+ if (input_event.code == SYN_REPORT)
+ event->timestamp = input_timestamp(&input_event);
+ }
+ } while (input_event.type != EV_SYN);
+
+ return 0;
+}
+
+struct aries_sensors_handlers yas_orientation = {
+ .name = "YAS Orientation",
+ .handle = SENSOR_TYPE_ORIENTATION,
+ .init = yas_orientation_init,
+ .deinit = yas_orientation_deinit,
+ .activate = yas_orientation_activate,
+ .deactivate = yas_orientation_deactivate,
+ .set_delay = yas_orientation_set_delay,
+ .get_data = yas_orientation_get_data,
+ .activated = 0,
+ .needed = 0,
+ .poll_fd = -1,
+ .data = NULL,
+};