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Commit 45c1dd81 authored by Peter Kalauskas's avatar Peter Kalauskas
Browse files

Add lazy service target to the light HAL 

This change allows a device to include the lazy service implementation,
which will allow the HAL to exit when it is not in use.

Test: Manually observe brightness slider behavior
Change-Id: I7f8f747ebe6e183e1aaf1406852e6e26a97aee35
parent db4cc673

light/2.0/default/Android.bp

+17 −5
Original line number Diff line number Diff line
@@ -31,13 +31,11 @@ cc_library_shared { 


}



cc_binary {

    name: "android.hardware.light@2.0-service",

cc_defaults {

    name: "light_service_defaults",

    relative_install_path: "hw",

    defaults: ["hidl_defaults"],

    vendor: true,

    init_rc: ["android.hardware.light@2.0-service.rc"],

    srcs: ["service.cpp"],



    shared_libs: [

        "liblog",
@@ -49,5 +47,19 @@ cc_binary { 
        "libhidltransport",

        "android.hardware.light@2.0",

    ],

}



cc_binary {

    name: "android.hardware.light@2.0-service",

    defaults: ["light_service_defaults"],

    init_rc: ["android.hardware.light@2.0-service.rc"],

    srcs: ["service.cpp"],

}



cc_binary {

    name: "android.hardware.light@2.0-service-lazy",

    overrides: ["android.hardware.light@2.0-service"],

    defaults: ["light_service_defaults"],

    init_rc: ["android.hardware.light@2.0-service-lazy.rc"],

    srcs: ["serviceLazy.cpp"],

}

light/2.0/default/android.hardware.light@2.0-service-lazy.rc

0 → 100644
+9 −0
Original line number Diff line number Diff line 
service vendor.light-hal-2-0 /vendor/bin/hw/android.hardware.light@2.0-service-lazy

    interface android.hardware.light@2.0::ILight default

    oneshot

    disabled

    class hal

    user system

    group system

    # shutting off lights while powering-off

    shutdown critical

light/2.0/default/service.cpp

+0 −2
Original line number Diff line number Diff line
@@ -14,8 +14,6 @@ 
 * limitations under the License.

 */



#define LOG_TAG "android.hardware.light@2.0-service"



#include <android/hardware/light/2.0/ILight.h>

#include <hidl/LegacySupport.h>

light/2.0/default/serviceLazy.cpp

0 → 100644
+25 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2019 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 <android/hardware/light/2.0/ILight.h>

#include <hidl/LegacySupport.h>



using android::hardware::defaultLazyPassthroughServiceImplementation;

using android::hardware::light::V2_0::ILight;



int main() {

    return defaultLazyPassthroughServiceImplementation<ILight>();

}