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Commit 1f6e6e3a authored by Peter Kalauskas's avatar Peter Kalauskas
Browse files

Add new lazy wifi HAL target 

Devices can use the lazy wifi HAL to allow it to exit when wifi is not
in use.

Test: Flash walleye_svelte-userdebug and check that HAL only runs when
      wifi is on.
Bug: 123307146
Change-Id: If20120f902a7e102372666447b39cf9fdad7d352
parent 67bd9eb9

wifi/1.3/default/Android.mk

+31 −0
Original line number Diff line number Diff line
@@ -97,6 +97,37 @@ LOCAL_STATIC_LIBRARIES := \ 
LOCAL_INIT_RC := android.hardware.wifi@1.0-service.rc

include $(BUILD_EXECUTABLE)



###

### android.hardware.wifi daemon

###

include $(CLEAR_VARS)

LOCAL_MODULE := android.hardware.wifi@1.0-service-lazy

LOCAL_OVERRIDES_MODULES := android.hardware.wifi@1.0-service

LOCAL_CFLAGS := -DLAZY_SERVICE

LOCAL_MODULE_RELATIVE_PATH := hw

LOCAL_PROPRIETARY_MODULE := true

LOCAL_CPPFLAGS := -Wall -Werror -Wextra

LOCAL_SRC_FILES := \

    service.cpp

LOCAL_SHARED_LIBRARIES := \

    libbase \

    libcutils \

    libhidlbase \

    libhidltransport \

    liblog \

    libnl \

    libutils \

    libwifi-hal \

    libwifi-system-iface \

    android.hardware.wifi@1.0 \

    android.hardware.wifi@1.1 \

    android.hardware.wifi@1.2 \

    android.hardware.wifi@1.3

LOCAL_STATIC_LIBRARIES := \

    android.hardware.wifi@1.0-service-lib

LOCAL_INIT_RC := android.hardware.wifi@1.0-service-lazy.rc

include $(BUILD_EXECUTABLE)



###

### android.hardware.wifi unit tests.

###

wifi/1.3/default/android.hardware.wifi@1.0-service-lazy.rc

0 → 100644
+8 −0
Original line number Diff line number Diff line 
service vendor.wifi_hal_legacy /vendor/bin/hw/android.hardware.wifi@1.0-service-lazy

    interface android.hardware.wifi@1.0::IWifi default

    oneshot

    disabled

    class hal

    capabilities NET_ADMIN NET_RAW SYS_MODULE

    user wifi

    group wifi gps

wifi/1.3/default/service.cpp

+16 −2
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ 
 */



#include <android-base/logging.h>

#include <hidl/HidlLazyUtils.h>

#include <hidl/HidlTransportSupport.h>

#include <utils/Looper.h>

#include <utils/StrongPointer.h>
@@ -26,12 +27,19 @@ 


using android::hardware::configureRpcThreadpool;

using android::hardware::joinRpcThreadpool;

using android::hardware::LazyServiceRegistrar;

using android::hardware::wifi::V1_3::implementation::feature_flags::

    WifiFeatureFlags;

using android::hardware::wifi::V1_3::implementation::legacy_hal::WifiLegacyHal;

using android::hardware::wifi::V1_3::implementation::mode_controller::

    WifiModeController;



#ifdef LAZY_SERVICE

const bool kLazyService = true;

#else

const bool kLazyService = false;

#endif



int main(int /*argc*/, char** argv) {

    android::base::InitLogging(

        argv, android::base::LogdLogger(android::base::SYSTEM));
@@ -45,8 +53,14 @@ int main(int /*argc*/, char** argv) { 
            std::make_shared<WifiLegacyHal>(),

            std::make_shared<WifiModeController>(),

            std::make_shared<WifiFeatureFlags>());

    if (kLazyService) {

        LazyServiceRegistrar registrar;

        CHECK_EQ(registrar.registerService(service), android::NO_ERROR)

            << "Failed to register wifi HAL";

    } else {

        CHECK_EQ(service->registerAsService(), android::NO_ERROR)

            << "Failed to register wifi HAL";

    }



    joinRpcThreadpool();