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Commit 9b534db9 authored by Shai Barack's avatar Shai Barack
Browse files

SensorManager doesn't need to ping the remote service 

Change-Id: I3c964a497e2fcc9106fe469e71a7d61f0d089653
Bug: 322228259
Test: presubmit, and verified performance with stack samples
parent 05e3113c

libs/sensor/Android.bp

+16 −0
Original line number Diff line number Diff line
@@ -21,6 +21,18 @@ package { 
    default_applicable_licenses: ["frameworks_native_license"],

}



aconfig_declarations {

    name: "libsensor_flags",

    package: "com.android.hardware.libsensor.flags",

    srcs: ["libsensor_flags.aconfig"],

}



cc_aconfig_library {

    name: "libsensor_flags_c_lib",

    host_supported: true,

    aconfig_declarations: "libsensor_flags",

}



cc_library {

    name: "libsensor",
@@ -52,6 +64,10 @@ cc_library { 
        "android.companion.virtual.virtualdevice_aidl-cpp",

    ],



    static_libs: [

        "libsensor_flags_c_lib",

    ],



    export_include_dirs: ["include"],



    export_shared_lib_headers: [

libs/sensor/SensorManager.cpp

+6 −0
Original line number Diff line number Diff line
@@ -37,6 +37,8 @@ 
#include <sensor/Sensor.h>

#include <sensor/SensorEventQueue.h>



#include <com_android_hardware_libsensor_flags.h>



// ----------------------------------------------------------------------------

namespace android {

// ----------------------------------------------------------------------------
@@ -192,6 +194,9 @@ void SensorManager::sensorManagerDied() { 
}



status_t SensorManager::assertStateLocked() {

#if COM_ANDROID_HARDWARE_LIBSENSOR_FLAGS(SENSORMANAGER_PING_BINDER)

    if (mSensorServer == nullptr) {

#else

    bool initSensorManager = false;

    if (mSensorServer == nullptr) {

        initSensorManager = true;
@@ -203,6 +208,7 @@ status_t SensorManager::assertStateLocked() { 
        }

    }

    if (initSensorManager) {

#endif

        waitForSensorService(&mSensorServer);

        LOG_ALWAYS_FATAL_IF(mSensorServer == nullptr, "getService(SensorService) NULL");

libs/sensor/libsensor_flags.aconfig

0 → 100644
+9 −0
Original line number Diff line number Diff line 
package: "com.android.hardware.libsensor.flags"



flag {

  name: "sensormanager_ping_binder"

  namespace: "libsensors"

  description: "Whether to pingBinder on SensorManager init"

  bug: "322228259"

  is_fixed_read_only: true

}
 
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