diff --git a/automotive/vehicle/2.0/default/Android.mk b/automotive/vehicle/2.0/default/Android.mk
index 4a010e9..9c877a7 100644
--- a/automotive/vehicle/2.0/default/Android.mk
+++ b/automotive/vehicle/2.0/default/Android.mk
@@ -99,6 +99,7 @@
     $(vhal_v2_0) \
 
 LOCAL_STATIC_LIBRARIES := \
+    libqemu_pipe \
     $(vhal_v2_0)-libproto-native \
 
 LOCAL_CFLAGS += -Wall -Wextra -Werror
@@ -166,6 +167,7 @@
     $(vhal_v2_0)-manager-lib \
     $(vhal_v2_0)-default-impl-lib \
     $(vhal_v2_0)-libproto-native \
+    libqemu_pipe \
 
 LOCAL_CFLAGS += -Wall -Wextra -Werror
 
diff --git a/automotive/vehicle/2.0/default/impl/vhal_v2_0/PipeComm.cpp b/automotive/vehicle/2.0/default/impl/vhal_v2_0/PipeComm.cpp
index 6f219fa..4da59a9 100644
--- a/automotive/vehicle/2.0/default/impl/vhal_v2_0/PipeComm.cpp
+++ b/automotive/vehicle/2.0/default/impl/vhal_v2_0/PipeComm.cpp
@@ -18,7 +18,7 @@
 
 #include <android/hardware/automotive/vehicle/2.0/IVehicle.h>
 #include <android/log.h>
-#include <system/qemu_pipe.h>
+#include <qemu_pipe.h>
 
 #include "PipeComm.h"
 
diff --git a/automotive/vehicle/2.1/default/Android.mk b/automotive/vehicle/2.1/default/Android.mk
index 3075956..a868157 100644
--- a/automotive/vehicle/2.1/default/Android.mk
+++ b/automotive/vehicle/2.1/default/Android.mk
@@ -66,6 +66,7 @@
 LOCAL_STATIC_LIBRARIES := \
     $(vhal_v2_0)-default-impl-lib \
     $(vhal_v2_0)-manager-lib \
+    libqemu_pipe \
     $(vhal_v2_1)-manager-lib \
     $(vhal_v2_0)-libproto-native
 
@@ -103,6 +104,7 @@
     $(vhal_v2_0)-manager-lib \
     $(vhal_v2_0)-default-impl-lib \
     $(vhal_v2_1)-default-impl-lib \
+    libqemu_pipe \
     $(vhal_v2_1)-manager-lib \
 
 LOCAL_SHARED_LIBRARIES := \
diff --git a/broadcastradio/1.1/ITuner.hal b/broadcastradio/1.1/ITuner.hal
index 82d45c6..dd7c844 100644
--- a/broadcastradio/1.1/ITuner.hal
+++ b/broadcastradio/1.1/ITuner.hal
@@ -47,8 +47,8 @@
      *
      * @return result OK if the scan was properly scheduled (this does not mean
      *                it successfully finished).
-     *                TEMPORARILY_UNAVAILABLE if the background scan is
-     *                temporarily unavailable, ie. due to ongoing foreground
+     *                UNAVAILABLE if the background scan is unavailable,
+     *                ie. temporarily due to ongoing foreground
      *                playback in single-tuner device.
      *                NOT_INITIALIZED other error, ie. HW failure.
      */
@@ -74,4 +74,33 @@
     getProgramList(string filter)
         generates (ProgramListResult result, vec<ProgramInfo> programList);
 
+    /**
+     * Checks, if the analog playback is forced, see setAnalogForced.
+     *
+     * The isForced value is only valid if result was OK.
+     *
+     * @return result OK if the call succeeded and isForced is valid.
+     *                INVALID_STATE if the switch is not supported at current
+     *                configuration.
+     *                NOT_INITIALIZED if any other error occurs.
+     * @return isForced true if analog is forced, false otherwise.
+     */
+    isAnalogForced() generates (Result result, bool isForced);
+
+    /**
+     * Forces the analog playback for the supporting radio technology.
+     *
+     * User may disable digital playback for FM HD Radio or hybrid FM/DAB with
+     * this option. This is purely user choice, ie. does not reflect digital-
+     * analog handover managed from the HAL implementation side.
+     *
+     * Some radio technologies may not support this, ie. DAB.
+     *
+     * @param isForced true to force analog, false for a default behaviour.
+     * @return result OK if the setting was successfully done.
+     *                INVALID_STATE if the switch is not supported at current
+     *                configuration.
+     *                NOT_INITIALIZED if any other error occurs.
+     */
+    setAnalogForced(bool isForced) generates (Result result);
 };
diff --git a/broadcastradio/1.1/ITunerCallback.hal b/broadcastradio/1.1/ITunerCallback.hal
index 07ce984..158e217 100644
--- a/broadcastradio/1.1/ITunerCallback.hal
+++ b/broadcastradio/1.1/ITunerCallback.hal
@@ -40,11 +40,19 @@
     oneway afSwitch_1_1(ProgramInfo info);
 
     /**
+     * Called by the HAL when background scan feature becomes available or not.
+     *
+     * @param isAvailable true, if the tuner turned temporarily background-
+     *                    capable, false in the other case.
+     */
+    oneway backgroundScanAvailable(bool isAvailable);
+
+    /**
      * Called by the HAL when background scan initiated by startBackgroundScan
      * finishes. If the list was changed, programListChanged must be called too.
      * @param result OK if the scan succeeded, client may retrieve the actual
      *               list with ITuner::getProgramList.
-     *               TEMPORARILY_UNAVAILABLE if the scan was interrupted due to
+     *               UNAVAILABLE if the scan was interrupted due to
      *               hardware becoming temporarily unavailable.
      *               NOT_INITIALIZED other error, ie. HW failure.
      */
diff --git a/broadcastradio/1.1/default/Tuner.cpp b/broadcastradio/1.1/default/Tuner.cpp
index f280754..4a6c691 100644
--- a/broadcastradio/1.1/default/Tuner.cpp
+++ b/broadcastradio/1.1/default/Tuner.cpp
@@ -211,6 +211,17 @@
     return Void();
 }
 
+Return<void> Tuner::isAnalogForced(isAnalogForced_cb _hidl_cb) {
+    // TODO(b/34348946): do the actual implementation.
+    _hidl_cb(Result::NOT_INITIALIZED, false);
+    return Void();
+}
+
+Return<Result> Tuner::setAnalogForced(bool isForced __unused) {
+    // TODO(b/34348946): do the actual implementation.
+    return Result::NOT_INITIALIZED;
+}
+
 } // namespace implementation
 }  // namespace V1_1
 }  // namespace broadcastradio
diff --git a/broadcastradio/1.1/default/Tuner.h b/broadcastradio/1.1/default/Tuner.h
index d7b4545..57eafd3 100644
--- a/broadcastradio/1.1/default/Tuner.h
+++ b/broadcastradio/1.1/default/Tuner.h
@@ -44,6 +44,8 @@
     Return<void> getProgramInformation_1_1(getProgramInformation_1_1_cb _hidl_cb) override;
     Return<ProgramListResult> startBackgroundScan() override;
     Return<void> getProgramList(const hidl_string& filter, getProgramList_cb _hidl_cb) override;
+    Return<void> isAnalogForced(isAnalogForced_cb _hidl_cb) override;
+    Return<Result> setAnalogForced(bool isForced) override;
 
     static void callback(radio_hal_event_t *halEvent, void *cookie);
     void onCallback(radio_hal_event_t *halEvent);
diff --git a/broadcastradio/1.1/types.hal b/broadcastradio/1.1/types.hal
index 3021f2e..3016efe 100644
--- a/broadcastradio/1.1/types.hal
+++ b/broadcastradio/1.1/types.hal
@@ -23,7 +23,7 @@
 enum ProgramListResult : Result {
     NOT_READY,
     NOT_STARTED,
-    TEMPORARILY_UNAVAILABLE,
+    UNAVAILABLE,
 };
 
 /**
diff --git a/broadcastradio/1.1/vts/functional/VtsHalBroadcastradioV1_1TargetTest.cpp b/broadcastradio/1.1/vts/functional/VtsHalBroadcastradioV1_1TargetTest.cpp
index d3c05c4..aa5ab54 100644
--- a/broadcastradio/1.1/vts/functional/VtsHalBroadcastradioV1_1TargetTest.cpp
+++ b/broadcastradio/1.1/vts/functional/VtsHalBroadcastradioV1_1TargetTest.cpp
@@ -129,6 +129,10 @@
             return Void();
         }
 
+        virtual Return<void> backgroundScanAvailable(bool isAvailable __unused) {
+            return Void();
+        }
+
         virtual Return<void> backgroundScanComplete(ProgramListResult result __unused) {
             return Void();
         }
diff --git a/graphics/common/1.0/types.hal b/graphics/common/1.0/types.hal
index 979e4c4..8aa0779 100644
--- a/graphics/common/1.0/types.hal
+++ b/graphics/common/1.0/types.hal
@@ -181,9 +181,17 @@
      *    - GRALLOC_USAGE_SW_*
      *    - GRALLOC_USAGE_RENDERSCRIPT
      *
-     * When used with ANativeWindow, the dataSpace should be
-     * HAL_DATASPACE_ARBITRARY, as raw image sensor buffers require substantial
-     * extra metadata to define.
+     * When used with ANativeWindow, the mapping of the dataSpace field to
+     * buffer contents for RAW16 is as follows:
+     *
+     *  dataSpace value               | Buffer contents
+     * -------------------------------+-----------------------------------------
+     *  HAL_DATASPACE_ARBITRARY       | Raw image sensor data, layout is as
+     *                                | defined above.
+     *  HAL_DATASPACE_DEPTH           | Unprocessed implementation-dependent raw
+     *                                | depth measurements, opaque with 16 bit
+     *                                | samples.
+     *  Other                         | Unsupported
      */
     RAW16 = 0x20,