Add SensorManager support in inputflinger.

Add sensor device, sensor input mapper, sens event dispatcher support
into inputflinger.

Bug: 161634265
Test: atest inputflinger_tests

Change-Id: I2dcb2c35d9dccefc4cd8d939b79cf340931a9410
diff --git a/services/inputflinger/reader/InputDevice.cpp b/services/inputflinger/reader/InputDevice.cpp
index d25d64a..ac72ac4 100644
--- a/services/inputflinger/reader/InputDevice.cpp
+++ b/services/inputflinger/reader/InputDevice.cpp
@@ -28,6 +28,7 @@
 #include "KeyboardInputMapper.h"
 #include "MultiTouchInputMapper.h"
 #include "RotaryEncoderInputMapper.h"
+#include "SensorInputMapper.h"
 #include "SingleTouchInputMapper.h"
 #include "SwitchInputMapper.h"
 #include "VibratorInputMapper.h"
@@ -196,6 +197,11 @@
         mappers.push_back(std::make_unique<JoystickInputMapper>(*contextPtr));
     }
 
+    // Motion sensor enabled devices.
+    if (classes.test(InputDeviceClass::SENSOR)) {
+        mappers.push_back(std::make_unique<SensorInputMapper>(*contextPtr));
+    }
+
     // External stylus-like devices.
     if (classes.test(InputDeviceClass::EXTERNAL_STYLUS)) {
         mappers.push_back(std::make_unique<ExternalStylusInputMapper>(*contextPtr));
@@ -460,6 +466,25 @@
     return vibrators;
 }
 
+bool InputDevice::enableSensor(InputDeviceSensorType sensorType,
+                               std::chrono::microseconds samplingPeriod,
+                               std::chrono::microseconds maxBatchReportLatency) {
+    bool success = true;
+    for_each_mapper(
+            [&success, sensorType, samplingPeriod, maxBatchReportLatency](InputMapper& mapper) {
+                success &= mapper.enableSensor(sensorType, samplingPeriod, maxBatchReportLatency);
+            });
+    return success;
+}
+
+void InputDevice::disableSensor(InputDeviceSensorType sensorType) {
+    for_each_mapper([sensorType](InputMapper& mapper) { mapper.disableSensor(sensorType); });
+}
+
+void InputDevice::flushSensor(InputDeviceSensorType sensorType) {
+    for_each_mapper([sensorType](InputMapper& mapper) { mapper.flushSensor(sensorType); });
+}
+
 void InputDevice::cancelTouch(nsecs_t when) {
     for_each_mapper([when](InputMapper& mapper) { mapper.cancelTouch(when); });
 }