diff --git a/Android.bp b/Android.bp
index 05ca928..1c6e1b2 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,5 +1,6 @@
 hidl_package_root {
     name: "android.hardware",
+    use_current: true,
 }
 
 cc_defaults {
diff --git a/cas/1.0/default/Android.bp b/cas/1.0/default/Android.bp
index a80c47f..debb3e5 100644
--- a/cas/1.0/default/Android.bp
+++ b/cas/1.0/default/Android.bp
@@ -1,6 +1,5 @@
-cc_binary {
-    name: "android.hardware.cas@1.0-service",
-    vintf_fragments: ["android.hardware.cas@1.0-service.xml"],
+cc_defaults {
+    name: "cas_service_defaults",
     defaults: ["hidl_defaults"],
     vendor: true,
     relative_install_path: "hw",
@@ -14,7 +13,6 @@
     ],
 
     compile_multilib: "32",
-    init_rc: ["android.hardware.cas@1.0-service.rc"],
 
     shared_libs: [
       "android.hardware.cas@1.0",
@@ -32,3 +30,19 @@
       "media_plugin_headers",
     ],
 }
+
+cc_binary {
+    name: "android.hardware.cas@1.0-service",
+    vintf_fragments: ["android.hardware.cas@1.0-service.xml"],
+    defaults: ["cas_service_defaults"],
+    init_rc: ["android.hardware.cas@1.0-service.rc"],
+}
+
+cc_binary {
+    name: "android.hardware.cas@1.0-service-lazy",
+    vintf_fragments: ["android.hardware.cas@1.0-service-lazy.xml"],
+    overrides: ["android.hardware.cas@1.0-service"],
+    defaults: ["cas_service_defaults"],
+    init_rc: ["android.hardware.cas@1.0-service-lazy.rc"],
+    cflags: ["-DLAZY_SERVICE"],
+}
diff --git a/cas/1.0/default/android.hardware.cas@1.0-service-lazy.rc b/cas/1.0/default/android.hardware.cas@1.0-service-lazy.rc
new file mode 100644
index 0000000..735cfbc
--- /dev/null
+++ b/cas/1.0/default/android.hardware.cas@1.0-service-lazy.rc
@@ -0,0 +1,9 @@
+service vendor.cas-hal-1-0 /vendor/bin/hw/android.hardware.cas@1.0-service
+    interface android.hardware.cas@1.0::IMediaCasService default
+    oneshot
+    disabled
+    class hal
+    user media
+    group mediadrm drmrpc
+    ioprio rt 4
+    writepid /dev/cpuset/foreground/tasks
diff --git a/cas/1.0/default/android.hardware.cas@1.0-service-lazy.xml b/cas/1.0/default/android.hardware.cas@1.0-service-lazy.xml
new file mode 100644
index 0000000..9b55370
--- /dev/null
+++ b/cas/1.0/default/android.hardware.cas@1.0-service-lazy.xml
@@ -0,0 +1,11 @@
+<manifest version="1.0" type="device">
+    <hal format="hidl">
+        <name>android.hardware.cas</name>
+        <transport>hwbinder</transport>
+        <version>1.0</version>
+        <interface>
+            <name>IMediaCasService</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
+</manifest>
diff --git a/cas/1.0/default/service.cpp b/cas/1.0/default/service.cpp
index 04a8ad9..2e6e55d 100644
--- a/cas/1.0/default/service.cpp
+++ b/cas/1.0/default/service.cpp
@@ -15,7 +15,11 @@
  */
 
 //#define LOG_NDEBUG 0
+#ifdef LAZY_SERVICE
+#define LOG_TAG "android.hardware.cas@1.0-service-lazy"
+#else
 #define LOG_TAG "android.hardware.cas@1.0-service"
+#endif
 
 #include <binder/ProcessState.h>
 #include <hidl/HidlTransportSupport.h>
@@ -25,24 +29,30 @@
 
 using android::hardware::configureRpcThreadpool;
 using android::hardware::joinRpcThreadpool;
-using android::hardware::cas::V1_0::implementation::MediaCasService;
+using android::hardware::LazyServiceRegistrar;
 using android::hardware::cas::V1_0::IMediaCasService;
+using android::hardware::cas::V1_0::implementation::MediaCasService;
+
+#ifdef LAZY_SERVICE
+const bool kLazyService = true;
+#else
+const bool kLazyService = false;
+#endif
 
 int main() {
-    ALOGD("android.hardware.cas@1.0-service starting...");
-
-    // The CAS HAL may communicate to other vendor components via
-    // /dev/vndbinder
-    android::ProcessState::initWithDriver("/dev/vndbinder");
-
     configureRpcThreadpool(8, true /* callerWillJoin */);
 
     // Setup hwbinder service
     android::sp<IMediaCasService> service = new MediaCasService();
-    android::status_t status = service->registerAsService();
-    LOG_ALWAYS_FATAL_IF(
-            status != android::OK,
-            "Error while registering cas service: %d", status);
+    android::status_t status;
+    if (kLazyService) {
+        auto serviceRegistrar = std::make_shared<LazyServiceRegistrar>();
+        status = serviceRegistrar->registerServiceWithCallback(service);
+    } else {
+        status = service->registerAsService();
+    }
+    LOG_ALWAYS_FATAL_IF(status != android::OK, "Error while registering cas service: %d", status);
+
     joinRpcThreadpool();
     return 0;
 }
diff --git a/compatibility_matrices/Android.bp b/compatibility_matrices/Android.bp
index 49674e3..b88d88f 100644
--- a/compatibility_matrices/Android.bp
+++ b/compatibility_matrices/Android.bp
@@ -73,5 +73,6 @@
         "kernel_config_current_4.4",
         "kernel_config_current_4.9",
         "kernel_config_current_4.14",
+        "kernel_config_current_4.19",
     ]
 }
diff --git a/neuralnetworks/1.2/Android.bp b/neuralnetworks/1.2/Android.bp
index 5a661e0..e155bbd 100644
--- a/neuralnetworks/1.2/Android.bp
+++ b/neuralnetworks/1.2/Android.bp
@@ -19,8 +19,10 @@
         "Model",
         "Operand",
         "OperandType",
+        "OperandTypeRange",
         "Operation",
         "OperationType",
+        "OperationTypeRange",
     ],
     gen_java: false,
 }
diff --git a/radio/1.4/Android.bp b/radio/1.4/Android.bp
index 02c6cad..a450f20 100644
--- a/radio/1.4/Android.bp
+++ b/radio/1.4/Android.bp
@@ -22,21 +22,21 @@
     ],
     types: [
         "AccessNetwork",
+        "CardStatus",
         "CellConfigLte",
         "CellInfo",
         "CellInfoLte",
-        "CardStatus",
         "DataProfileInfo",
         "DataRegStateResult",
         "EmergencyNumber",
         "EmergencyNumberSource",
         "EmergencyServiceCategory",
         "FrequencyRange",
-        "RadioFrequencyInfo",
-        "RadioTechnology",
-        "PhysicalChannelConfig",
         "LteVopsInfo",
         "NetworkScanResult",
+        "PhysicalChannelConfig",
+        "RadioFrequencyInfo",
+        "RadioTechnology",
     ],
     gen_java: true,
 }
diff --git a/radio/config/1.1/Android.bp b/radio/config/1.1/Android.bp
index f228704..10c4c98 100644
--- a/radio/config/1.1/Android.bp
+++ b/radio/config/1.1/Android.bp
@@ -11,9 +11,10 @@
         "IRadioConfigResponse.hal",
     ],
     interfaces: [
-        "android.hardware.radio@1.0",
         "android.hardware.radio.config@1.0",
+        "android.hardware.radio@1.0",
         "android.hidl.base@1.0",
     ],
     gen_java: true,
 }
+
diff --git a/radio/config/1.2/Android.bp b/radio/config/1.2/Android.bp
index c1eeb35..3e6a425 100644
--- a/radio/config/1.2/Android.bp
+++ b/radio/config/1.2/Android.bp
@@ -12,9 +12,9 @@
         "IRadioConfigResponse.hal",
     ],
     interfaces: [
-        "android.hardware.radio@1.0",
         "android.hardware.radio.config@1.0",
         "android.hardware.radio.config@1.1",
+        "android.hardware.radio@1.0",
         "android.hidl.base@1.0",
     ],
     types: [
@@ -22,3 +22,4 @@
     ],
     gen_java: true,
 }
+
diff --git a/wifi/1.2/default/Android.mk b/wifi/1.2/default/Android.mk
index 3c26383..3919690 100644
--- a/wifi/1.2/default/Android.mk
+++ b/wifi/1.2/default/Android.mk
@@ -30,8 +30,6 @@
 ifdef WIFI_HIDL_FEATURE_DISABLE_AP
 LOCAL_CPPFLAGS += -DWIFI_HIDL_FEATURE_DISABLE_AP
 endif
-# Allow implicit fallthroughs in wifi_legacy_hal.cpp until they are fixed.
-LOCAL_CFLAGS += -Wno-error=implicit-fallthrough
 LOCAL_SRC_FILES := \
     hidl_struct_util.cpp \
     hidl_sync_util.cpp \