Remove obsolete source of sensor of L10.

These files are not used anymore, removed them.

Bug: 245007498
Test: build pass and check the build on L10.
Change-Id: I3068eb8b80ff64279a4ad12460c6812b240da2ea
Signed-off-by: emilchung <[email protected]>

sensors/Android.mk

@@ -1,30 +0,0 @@
-# Copyright (C) 2009 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-LOCAL_PATH := $(call my-dir)
-
-# HAL module implemenation stored in
-# hw/<SENSORS_HARDWARE_MODULE_ID>.<ro.hardware>.so
-include $(CLEAR_VARS)
-
-LOCAL_MODULE_RELATIVE_PATH := hw
-LOCAL_SHARED_LIBRARIES := liblog libcutils libhardware
-LOCAL_SRC_FILES := sensors_dummy.c
-LOCAL_MODULE := sensors.lynx
-LOCAL_LICENSE_KINDS := SPDX-license-identifier-Apache-2.0
-LOCAL_LICENSE_CONDITIONS := notice
-LOCAL_NOTICE_FILE := $(LOCAL_PATH)/../NOTICE
-LOCAL_PROPRIETARY_MODULE := true
-
-include $(BUILD_SHARED_LIBRARY)

sensors/sensors_dummy.c

@@ -1,409 +0,0 @@
-/*
- * Copyright (C) 2009 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.
- */
-
-/* this implements a sensors hardware library for the Android emulator.
- * the following code should be built as a shared library that will be
- * placed into /system/lib/hw/sensors.goldfish.so
- *
- * it will be loaded by the code in hardware/libhardware/hardware.c
- * which is itself called from com_android_server_SensorService.cpp
- */
-
-#define  SENSORS_SERVICE_NAME "sensors"
-
-#define LOG_TAG "Dummy_Sensors"
-
-#include <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <string.h>
-#include <log/log.h>
-#include <cutils/sockets.h>
-#include <hardware/sensors.h>
-#include <pthread.h>
-
-#if 0
-#define  D(...)  ALOGD(__VA_ARGS__)
-#else
-#define  D(...)  ((void)0)
-#endif
-
-#define  E(...)  ALOGE(__VA_ARGS__)
-
-/** SENSOR IDS AND NAMES
- **/
-
-#define MAX_NUM_SENSORS 8
-
-#define SUPPORTED_SENSORS  ((1<<MAX_NUM_SENSORS)-1)
-
-#define  ID_BASE           SENSORS_HANDLE_BASE
-#define  ID_ACCELERATION   (ID_BASE+0)
-#define  ID_MAGNETIC_FIELD (ID_BASE+1)
-#define  ID_ORIENTATION    (ID_BASE+2)
-#define  ID_TEMPERATURE    (ID_BASE+3)
-#define  ID_PROXIMITY      (ID_BASE+4)
-#define  ID_LIGHT          (ID_BASE+5)
-#define  ID_PRESSURE       (ID_BASE+6)
-#define  ID_HUMIDITY       (ID_BASE+7)
-
-#define  SENSORS_ACCELERATION    (1 << ID_ACCELERATION)
-#define  SENSORS_MAGNETIC_FIELD  (1 << ID_MAGNETIC_FIELD)
-#define  SENSORS_ORIENTATION     (1 << ID_ORIENTATION)
-#define  SENSORS_TEMPERATURE     (1 << ID_TEMPERATURE)
-#define  SENSORS_PROXIMITY       (1 << ID_PROXIMITY)
-#define  SENSORS_LIGHT           (1 << ID_LIGHT)
-#define  SENSORS_PRESSURE        (1 << ID_PRESSURE)
-#define  SENSORS_HUMIDITY        (1 << ID_HUMIDITY)
-
-#define  ID_CHECK(x)  ((unsigned)((x) - ID_BASE) < MAX_NUM_SENSORS)
-
-#define  SENSORS_LIST  \
-    SENSOR_(ACCELERATION,"acceleration") \
-    SENSOR_(MAGNETIC_FIELD,"magnetic-field") \
-    SENSOR_(ORIENTATION,"orientation") \
-    SENSOR_(TEMPERATURE,"temperature") \
-    SENSOR_(PROXIMITY,"proximity") \
-    SENSOR_(LIGHT, "light") \
-    SENSOR_(PRESSURE, "pressure") \
-    SENSOR_(HUMIDITY, "humidity")
-
-static const struct {
-    const char*  name;
-    int          id; } _sensorIds[MAX_NUM_SENSORS] =
-{
-#define SENSOR_(x,y)  { y, ID_##x },
-    SENSORS_LIST
-#undef  SENSOR_
-};
-
-static const char*
-_sensorIdToName( int  id )
-{
-    int  nn;
-    for (nn = 0; nn < MAX_NUM_SENSORS; nn++)
-        if (id == _sensorIds[nn].id)
-            return _sensorIds[nn].name;
-    return "<UNKNOWN>";
-}
-
-static int
-_sensorIdFromName( const char*  name )
-{
-    int  nn;
-
-    if (name == NULL)
-        return -1;
-
-    for (nn = 0; nn < MAX_NUM_SENSORS; nn++)
-        if (!strcmp(name, _sensorIds[nn].name))
-            return _sensorIds[nn].id;
-
-    return -1;
-}
-
-/* return the current time in nanoseconds */
-static int64_t now_ns(void) {
-    struct timespec  ts;
-    clock_gettime(CLOCK_MONOTONIC, &ts);
-    return (int64_t)ts.tv_sec * 1000000000 + ts.tv_nsec;
-}
-
-/** SENSORS POLL DEVICE
- **
- ** This one is used to read sensor data from the hardware.
- ** We implement this by simply reading the data from the
- ** emulator through the QEMUD channel.
- **/
-
-typedef struct SensorDevice {
-    struct sensors_poll_device_1  device;
-    sensors_event_t               sensors[MAX_NUM_SENSORS];
-    uint32_t                      pendingSensors;
-    int64_t                       timeStart;
-    int64_t                       timeOffset;
-    uint32_t                      active_sensors;
-    int                           fd;
-    pthread_mutex_t               lock;
-} SensorDevice;
-
-/* Grab the file descriptor to the emulator's sensors service pipe.
- * This function returns a file descriptor on success, or -errno on
- * failure, and assumes the SensorDevice instance's lock is held.
- *
- * This is needed because set_delay(), poll() and activate() can be called
- * from different threads, and poll() is blocking.
- *
- * 1) On a first thread, de-activate() all sensors first, then call poll(),
- *    which results in the thread blocking.
- *
- * 2) On a second thread, slightly later, call set_delay() then activate()
- *    to enable the acceleration sensor.
- *
- * The system expects this to unblock the first thread which will receive
- * new sensor events after the activate() call in 2).
- *
- * This cannot work if both threads don't use the same connection.
- *
- * TODO(digit): This protocol is brittle, implement another control channel
- *              for set_delay()/activate()/batch() when supporting HAL 1.3
- */
-static int sensor_device_get_fd_locked(SensorDevice* dev) {
-    /* Create connection to service on first call */
-    if (dev->fd < 0) {
-	    int ret = -errno;
-	    E("%s: Could not open connection to service: %s", __FUNCTION__,
-	    		    strerror(-ret));
-	    return ret;
-    }
-    return dev->fd;
-}
-
-/* Pick up one pending sensor event. On success, this returns the sensor
- * id, and sets |*event| accordingly. On failure, i.e. if there are no
- * pending events, return -EINVAL.
- *
- * Note: The device's lock must be acquired.
- */
-static int sensor_device_pick_pending_event_locked(SensorDevice* d,
-                                                   sensors_event_t*  event)
-{
-    uint32_t mask = SUPPORTED_SENSORS & d->pendingSensors;
-
-    if (mask) {
-        uint32_t i = 31 - __builtin_clz(mask);
-
-	pthread_mutex_lock(&d->lock);
-        d->pendingSensors &= ~(1U << i);
-        *event = d->sensors[i];
-        event->sensor = i;
-        event->version = sizeof(*event);
-	pthread_mutex_unlock(&d->lock);
-        D("%s: %d [%f, %f, %f]", __FUNCTION__,
-                i,
-                event->data[0],
-                event->data[1],
-                event->data[2]);
-        return i;
-    }
-    E("No sensor to return!!! pendingSensors=0x%08x", d->pendingSensors);
-    // we may end-up in a busy loop, slow things down, just in case.
-    usleep(1000);
-    return -EINVAL;
-}
-
-static int sensor_device_close(struct hw_device_t* dev0)
-{
-    SensorDevice* dev = (void*)dev0;
-    // Assume that there are no other threads blocked on poll()
-    if (dev->fd >= 0) {
-        close(dev->fd);
-        dev->fd = -1;
-    }
-    pthread_mutex_destroy(&dev->lock);
-    free(dev);
-    return 0;
-}
-
-/* Return an array of sensor data. This function blocks until there is sensor
- * related events to report. On success, it will write the events into the
- * |data| array, which contains |count| items. The function returns the number
- * of events written into the array, which shall never be greater than |count|.
- * On error, return -errno code.
- *
- * Note that according to the sensor HAL [1], it shall never return 0!
- *
- * [1] http://source.android.com/devices/sensors/hal-interface.html
- */
-static int sensor_device_poll(struct sensors_poll_device_t *dev0,
-                              sensors_event_t* data, int count)
-{
-    return -EIO;
-}
-
-static int sensor_device_activate(struct sensors_poll_device_t *dev0,
-                                  int handle,
-                                  int enabled)
-{
-    SensorDevice* dev = (void*)dev0;
-
-    D("%s: handle=%s (%d) enabled=%d", __FUNCTION__,
-        _sensorIdToName(handle), handle, enabled);
-
-    /* Sanity check */
-    if (!ID_CHECK(handle)) {
-        E("%s: bad handle ID", __FUNCTION__);
-        return -EINVAL;
-    }
-
-    /* Exit early if sensor is already enabled/disabled. */
-    uint32_t mask = (1U << handle);
-    uint32_t sensors = enabled ? mask : 0;
-
-    pthread_mutex_lock(&dev->lock);
-
-    uint32_t active = dev->active_sensors;
-    uint32_t new_sensors = (active & ~mask) | (sensors & mask);
-    uint32_t changed = active ^ new_sensors;
-
-    if (changed)
-	    dev->active_sensors = new_sensors;
-
-    pthread_mutex_unlock(&dev->lock);
-    return 0;
-}
-
-static int sensor_device_default_flush(
-        struct sensors_poll_device_1* dev0,
-        int handle) {
-
-    SensorDevice* dev = (void*)dev0;
-
-    D("%s: handle=%s (%d)", __FUNCTION__,
-        _sensorIdToName(handle), handle);
-
-    /* Sanity check */
-    if (!ID_CHECK(handle)) {
-        E("%s: bad handle ID", __FUNCTION__);
-        return -EINVAL;
-    }
-
-    pthread_mutex_lock(&dev->lock);
-    dev->sensors[handle].version = META_DATA_VERSION;
-    dev->sensors[handle].type = SENSOR_TYPE_META_DATA;
-    dev->sensors[handle].sensor = 0;
-    dev->sensors[handle].timestamp = 0;
-    dev->sensors[handle].meta_data.what = META_DATA_FLUSH_COMPLETE;
-    dev->pendingSensors |= (1U << handle);
-    pthread_mutex_unlock(&dev->lock);
-
-    return 0;
-}
-
-static int sensor_device_set_delay(struct sensors_poll_device_t *dev0,
-                                   int handle __unused,
-                                   int64_t ns)
-{
-    return 0;
-}
-
-static int sensor_device_default_batch(
-     struct sensors_poll_device_1* dev,
-     int sensor_handle,
-     int flags,
-     int64_t sampling_period_ns,
-     int64_t max_report_latency_ns) {
-    return sensor_device_set_delay(dev, sensor_handle, sampling_period_ns);
-}
-
-/** MODULE REGISTRATION SUPPORT
- **
- ** This is required so that hardware/libhardware/hardware.c
- ** will dlopen() this library appropriately.
- **/
-
-/*
- * the following is the list of all supported sensors.
- * this table is used to build sSensorList declared below
- * according to which hardware sensors are reported as
- * available from the emulator (see get_sensors_list below)
- *
- * note: numerical values for maxRange/resolution/power for
- *       all sensors but light, pressure and humidity were
- *       taken from the reference AK8976A implementation
- */
-static const struct sensor_t sSensorListInit[] = {
-        { .name       = "Accelerometer",
-          .vendor     = "The Android Open Source Project",
-          .version    = 1,
-          .handle     = ID_ACCELERATION,
-          .type       = SENSOR_TYPE_ACCELEROMETER,
-          .maxRange   = 2.8f,
-          .resolution = 1.0f/4032.0f,
-          .power      = 3.0f,
-          .minDelay   = 10000,
-          .maxDelay   = 60 * 1000 * 1000,
-          .fifoReservedEventCount = 0,
-          .fifoMaxEventCount =   0,
-          .stringType =         0,
-          .requiredPermission = 0,
-          .flags = SENSOR_FLAG_CONTINUOUS_MODE,
-          .reserved   = {}
-        },
-};
-
-static struct sensor_t  sSensorList[1];
-
-static int sensors__get_sensors_list(struct sensors_module_t* module __unused,
-        struct sensor_t const** list)
-{
-    *list = sSensorList;
-
-    return 0;
-}
-
-static int
-open_sensors(const struct hw_module_t* module,
-             const char*               name,
-             struct hw_device_t*      *device)
-{
-    int  status = -EINVAL;
-
-    D("%s: name=%s", __FUNCTION__, name);
-
-    if (!strcmp(name, SENSORS_HARDWARE_POLL)) {
-        SensorDevice *dev = malloc(sizeof(*dev));
-
-        memset(dev, 0, sizeof(*dev));
-
-        dev->device.common.tag     = HARDWARE_DEVICE_TAG;
-        dev->device.common.version = SENSORS_DEVICE_API_VERSION_1_3;
-        dev->device.common.module  = (struct hw_module_t*) module;
-        dev->device.common.close   = sensor_device_close;
-        dev->device.poll           = sensor_device_poll;
-        dev->device.activate       = sensor_device_activate;
-        dev->device.setDelay       = sensor_device_set_delay;
-
-        // Version 1.3-specific functions
-        dev->device.batch       = sensor_device_default_batch;
-        dev->device.flush       = sensor_device_default_flush;
-
-        dev->fd = -1;
-        pthread_mutex_init(&dev->lock, NULL);
-
-        *device = &dev->device.common;
-        status  = 0;
-    }
-    return status;
-}
-
-
-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 = "Dummy SENSORS Module",
-        .author = "The Android Open Source Project",
-        .methods = &sensors_module_methods,
-    },
-    .get_sensors_list = sensors__get_sensors_list
-};