commit 724d91d778e71c8186399f4955de14b54812b3ed
author Aravind Akella <aakella@google.com> Thu Jun 27 12:04:23 2013 -0700
committer Aravind Akella <aakella@google.com> Tue Sep 03 17:04:36 2013 -0700
tree b544c4b9cdf0450783debf3c1b497d0257aa3113
parent 9b5534b0e5e1510f56e6a2c58ad0816167603ebd

Sensor batching. Changes to the native code.

Bug: 10109508
Change-Id: I7333f3aac76125a8226a4c99c901fb904588df04

libs/gui/ISensorEventConnection.cpp

diff --git a/libs/gui/ISensorEventConnection.cpp b/libs/gui/ISensorEventConnection.cpp
index 0e51e8e..a80c661 100644
--- a/libs/gui/ISensorEventConnection.cpp
+++ b/libs/gui/ISensorEventConnection.cpp
@@ -33,7 +33,8 @@
 enum {
     GET_SENSOR_CHANNEL = IBinder::FIRST_CALL_TRANSACTION,
     ENABLE_DISABLE,
-    SET_EVENT_RATE
+    SET_EVENT_RATE,
+    FLUSH_SENSOR
 };
 
 class BpSensorEventConnection : public BpInterface<ISensorEventConnection>
@@ -52,12 +53,16 @@
         return new BitTube(reply);
     }
 
-    virtual status_t enableDisable(int handle, bool enabled)
+    virtual status_t enableDisable(int handle, bool enabled, nsecs_t samplingPeriodNs,
+                                   nsecs_t maxBatchReportLatencyNs, int reservedFlags)
     {
         Parcel data, reply;
         data.writeInterfaceToken(ISensorEventConnection::getInterfaceDescriptor());
         data.writeInt32(handle);
         data.writeInt32(enabled);
+        data.writeInt64(samplingPeriodNs);
+        data.writeInt64(maxBatchReportLatencyNs);
+        data.writeInt32(reservedFlags);
         remote()->transact(ENABLE_DISABLE, data, &reply);
         return reply.readInt32();
     }
@@ -71,6 +76,14 @@
         remote()->transact(SET_EVENT_RATE, data, &reply);
         return reply.readInt32();
     }
+
+    virtual status_t flushSensor(int handle) {
+        Parcel data, reply;
+        data.writeInterfaceToken(ISensorEventConnection::getInterfaceDescriptor());
+        data.writeInt32(handle);
+        remote()->transact(FLUSH_SENSOR, data, &reply);
+        return reply.readInt32();
+    }
 };
 
 IMPLEMENT_META_INTERFACE(SensorEventConnection, "android.gui.SensorEventConnection");
@@ -91,7 +104,11 @@
             CHECK_INTERFACE(ISensorEventConnection, data, reply);
             int handle = data.readInt32();
             int enabled = data.readInt32();
-            status_t result = enableDisable(handle, enabled);
+            nsecs_t samplingPeriodNs = data.readInt64();
+            nsecs_t maxBatchReportLatencyNs = data.readInt64();
+            int reservedFlags = data.readInt32();
+            status_t result = enableDisable(handle, enabled, samplingPeriodNs,
+                                            maxBatchReportLatencyNs, reservedFlags);
             reply->writeInt32(result);
             return NO_ERROR;
         } break;
@@ -103,6 +120,13 @@
             reply->writeInt32(result);
             return NO_ERROR;
         } break;
+        case FLUSH_SENSOR: {
+            CHECK_INTERFACE(ISensorEventConnection, data, reply);
+            int handle = data.readInt32();
+            status_t result = flushSensor(handle);
+            reply->writeInt32(result);
+            return NO_ERROR;
+        } break;
     }
     return BBinder::onTransact(code, data, reply, flags);
 }