diff --git a/camera/common/1.0/default/Android.bp b/camera/common/1.0/default/Android.bp
index 3e5c6d7..f4390b2 100644
--- a/camera/common/1.0/default/Android.bp
+++ b/camera/common/1.0/default/Android.bp
@@ -21,6 +21,7 @@
         "libcamera_metadata",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "libexif",
     ],
     include_dirs: ["system/media/private/camera/include"],
diff --git a/camera/common/1.0/default/HandleImporter.cpp b/camera/common/1.0/default/HandleImporter.cpp
index b8c40e9..76f9778 100644
--- a/camera/common/1.0/default/HandleImporter.cpp
+++ b/camera/common/1.0/default/HandleImporter.cpp
@@ -27,7 +27,9 @@
 
 using MapperErrorV2 = android::hardware::graphics::mapper::V2_0::Error;
 using MapperErrorV3 = android::hardware::graphics::mapper::V3_0::Error;
+using MapperErrorV4 = android::hardware::graphics::mapper::V4_0::Error;
 using IMapperV3 = android::hardware::graphics::mapper::V3_0::IMapper;
+using IMapperV4 = android::hardware::graphics::mapper::V4_0::IMapper;
 
 HandleImporter::HandleImporter() : mInitialized(false) {}
 
@@ -36,6 +38,12 @@
         return;
     }
 
+    mMapperV4 = IMapperV4::getService();
+    if (mMapperV4 != nullptr) {
+        mInitialized = true;
+        return;
+    }
+
     mMapperV3 = IMapperV3::getService();
     if (mMapperV3 != nullptr) {
         mInitialized = true;
@@ -53,6 +61,7 @@
 }
 
 void HandleImporter::cleanup() {
+    mMapperV4.clear();
     mMapperV3.clear();
     mMapperV2.clear();
     mInitialized = false;
@@ -151,6 +160,10 @@
         initializeLocked();
     }
 
+    if (mMapperV4 != nullptr) {
+        return importBufferInternal<IMapperV4, MapperErrorV4>(mMapperV4, handle);
+    }
+
     if (mMapperV3 != nullptr) {
         return importBufferInternal<IMapperV3, MapperErrorV3>(mMapperV3, handle);
     }
@@ -159,7 +172,7 @@
         return importBufferInternal<IMapper, MapperErrorV2>(mMapperV2, handle);
     }
 
-    ALOGE("%s: mMapperV3 and mMapperV2 are both null!", __FUNCTION__);
+    ALOGE("%s: mMapperV4, mMapperV3 and mMapperV2 are all null!", __FUNCTION__);
     return false;
 }
 
@@ -169,12 +182,17 @@
     }
 
     Mutex::Autolock lock(mLock);
-    if (mMapperV3 == nullptr && mMapperV2 == nullptr) {
-        ALOGE("%s: mMapperV3 and mMapperV2 are both null!", __FUNCTION__);
+    if (mMapperV4 == nullptr && mMapperV3 == nullptr && mMapperV2 == nullptr) {
+        ALOGE("%s: mMapperV4, mMapperV3 and mMapperV2 are all null!", __FUNCTION__);
         return;
     }
 
-    if (mMapperV3 != nullptr) {
+    if (mMapperV4 != nullptr) {
+        auto ret = mMapperV4->freeBuffer(const_cast<native_handle_t*>(handle));
+        if (!ret.isOk()) {
+            ALOGE("%s: mapper freeBuffer failed: %s", __FUNCTION__, ret.description().c_str());
+        }
+    } else if (mMapperV3 != nullptr) {
         auto ret = mMapperV3->freeBuffer(const_cast<native_handle_t*>(handle));
         if (!ret.isOk()) {
             ALOGE("%s: mapper freeBuffer failed: %s",
@@ -222,14 +240,27 @@
         initializeLocked();
     }
 
-    if (mMapperV3 == nullptr && mMapperV2 == nullptr) {
-        ALOGE("%s: mMapperV3 and mMapperV2 are both null!", __FUNCTION__);
+    if (mMapperV4 == nullptr && mMapperV3 == nullptr && mMapperV2 == nullptr) {
+        ALOGE("%s: mMapperV4, mMapperV3 and mMapperV2 are all null!", __FUNCTION__);
         return ret;
     }
 
     hidl_handle acquireFenceHandle;
     auto buffer = const_cast<native_handle_t*>(buf);
-    if (mMapperV3 != nullptr) {
+    if (mMapperV4 != nullptr) {
+        IMapperV4::Rect accessRegion{0, 0, static_cast<int>(size), 1};
+        // No need to use bytesPerPixel and bytesPerStride because we are using
+        // an 1-D buffer and accressRegion.
+        mMapperV4->lock(buffer, cpuUsage, accessRegion, acquireFenceHandle,
+                        [&](const auto& tmpError, const auto& tmpPtr, const auto& /*bytesPerPixel*/,
+                            const auto& /*bytesPerStride*/) {
+                            if (tmpError == MapperErrorV4::NONE) {
+                                ret = tmpPtr;
+                            } else {
+                                ALOGE("%s: failed to lock error %d!", __FUNCTION__, tmpError);
+                            }
+                        });
+    } else if (mMapperV3 != nullptr) {
         IMapperV3::Rect accessRegion { 0, 0, static_cast<int>(size), 1 };
         // No need to use bytesPerPixel and bytesPerStride because we are using
         // an 1-D buffer and accressRegion.
@@ -269,6 +300,10 @@
         initializeLocked();
     }
 
+    if (mMapperV4 != nullptr) {
+        return lockYCbCrInternal<IMapperV4, MapperErrorV4>(mMapperV4, buf, cpuUsage, accessRegion);
+    }
+
     if (mMapperV3 != nullptr) {
         return lockYCbCrInternal<IMapperV3, MapperErrorV3>(
                 mMapperV3, buf, cpuUsage, accessRegion);
@@ -279,11 +314,14 @@
                 mMapperV2, buf, cpuUsage, accessRegion);
     }
 
-    ALOGE("%s: mMapperV3 and mMapperV2 are both null!", __FUNCTION__);
+    ALOGE("%s: mMapperV4, mMapperV3 and mMapperV2 are all null!", __FUNCTION__);
     return {};
 }
 
 int HandleImporter::unlock(buffer_handle_t& buf) {
+    if (mMapperV4 != nullptr) {
+        return unlockInternal<IMapperV4, MapperErrorV4>(mMapperV4, buf);
+    }
     if (mMapperV3 != nullptr) {
         return unlockInternal<IMapperV3, MapperErrorV3>(mMapperV3, buf);
     }
@@ -291,7 +329,7 @@
         return unlockInternal<IMapper, MapperErrorV2>(mMapperV2, buf);
     }
 
-    ALOGE("%s: mMapperV3 and mMapperV2 are both null!", __FUNCTION__);
+    ALOGE("%s: mMapperV4, mMapperV3 and mMapperV2 are all null!", __FUNCTION__);
     return -1;
 }
 
diff --git a/camera/common/1.0/default/include/HandleImporter.h b/camera/common/1.0/default/include/HandleImporter.h
index a93d455..fc2bbd1 100644
--- a/camera/common/1.0/default/include/HandleImporter.h
+++ b/camera/common/1.0/default/include/HandleImporter.h
@@ -17,10 +17,11 @@
 #ifndef CAMERA_COMMON_1_0_HANDLEIMPORTED_H
 #define CAMERA_COMMON_1_0_HANDLEIMPORTED_H
 
-#include <utils/Mutex.h>
 #include <android/hardware/graphics/mapper/2.0/IMapper.h>
 #include <android/hardware/graphics/mapper/3.0/IMapper.h>
+#include <android/hardware/graphics/mapper/4.0/IMapper.h>
 #include <cutils/native_handle.h>
+#include <utils/Mutex.h>
 
 using android::hardware::graphics::mapper::V2_0::IMapper;
 using android::hardware::graphics::mapper::V2_0::YCbCrLayout;
@@ -70,6 +71,7 @@
     bool mInitialized;
     sp<IMapper> mMapperV2;
     sp<graphics::mapper::V3_0::IMapper> mMapperV3;
+    sp<graphics::mapper::V4_0::IMapper> mMapperV4;
 };
 
 } // namespace helper
diff --git a/camera/device/1.0/default/Android.bp b/camera/device/1.0/default/Android.bp
index aa3b941..c3518d3 100644
--- a/camera/device/1.0/default/Android.bp
+++ b/camera/device/1.0/default/Android.bp
@@ -16,6 +16,7 @@
         "android.hardware.graphics.allocator@2.0",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "android.hardware.graphics.common@1.0",
         "android.hidl.allocator@1.0",
         "android.hidl.memory@1.0",
diff --git a/camera/device/3.2/default/Android.bp b/camera/device/3.2/default/Android.bp
index edb008e..edc2988 100644
--- a/camera/device/3.2/default/Android.bp
+++ b/camera/device/3.2/default/Android.bp
@@ -14,6 +14,7 @@
         "android.hardware.camera.provider@2.4",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "liblog",
         "libhardware",
         "libcamera_metadata",
diff --git a/camera/device/3.3/default/Android.bp b/camera/device/3.3/default/Android.bp
index 39d379d..f3c2e0e 100644
--- a/camera/device/3.3/default/Android.bp
+++ b/camera/device/3.3/default/Android.bp
@@ -16,6 +16,7 @@
         "android.hardware.camera.provider@2.4",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "liblog",
         "libhardware",
         "libcamera_metadata",
diff --git a/camera/device/3.4/default/Android.bp b/camera/device/3.4/default/Android.bp
index c22b13c..8e699d8 100644
--- a/camera/device/3.4/default/Android.bp
+++ b/camera/device/3.4/default/Android.bp
@@ -49,6 +49,7 @@
         "android.hardware.camera.provider@2.4",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "liblog",
         "libhardware",
         "libcamera_metadata",
@@ -86,6 +87,7 @@
         "android.hardware.camera.provider@2.4",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "liblog",
         "libhardware",
         "libcamera_metadata",
diff --git a/camera/device/3.5/default/Android.bp b/camera/device/3.5/default/Android.bp
index 26b3b67..dde585e 100644
--- a/camera/device/3.5/default/Android.bp
+++ b/camera/device/3.5/default/Android.bp
@@ -50,6 +50,7 @@
         "android.hardware.camera.provider@2.4",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "liblog",
         "libhardware",
         "libcamera_metadata",
@@ -83,7 +84,8 @@
         "android.hardware.camera.device@3.5",
         "android.hardware.camera.provider@2.4",
         "android.hardware.graphics.mapper@2.0",
-	"android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "liblog",
         "libhardware",
         "libcamera_metadata",
diff --git a/camera/provider/2.4/default/Android.bp b/camera/provider/2.4/default/Android.bp
index cb78fcb..313b29b 100644
--- a/camera/provider/2.4/default/Android.bp
+++ b/camera/provider/2.4/default/Android.bp
@@ -13,6 +13,7 @@
         "android.hardware.camera.provider@2.4",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "android.hidl.allocator@1.0",
         "android.hidl.memory@1.0",
         "camera.device@1.0-impl",
@@ -52,6 +53,7 @@
         "android.hardware.camera.provider@2.4",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "android.hidl.allocator@1.0",
         "android.hidl.memory@1.0",
         "camera.device@3.3-impl",
@@ -95,6 +97,8 @@
         "android.hardware.camera.provider@2.4-external",
         "android.hardware.camera.provider@2.4-legacy",
         "android.hardware.graphics.mapper@2.0",
+        "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "android.hidl.allocator@1.0",
         "android.hidl.memory@1.0",
         "camera.device@1.0-impl",
@@ -140,6 +144,8 @@
         "android.hardware.camera.device@3.5",
         "android.hardware.camera.provider@2.4",
         "android.hardware.graphics.mapper@2.0",
+        "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "android.hidl.allocator@1.0",
         "android.hidl.memory@1.0",
         "libbinder",
diff --git a/camera/provider/2.4/vts/functional/Android.bp b/camera/provider/2.4/vts/functional/Android.bp
index 2c3ed37..5fe7b19 100644
--- a/camera/provider/2.4/vts/functional/Android.bp
+++ b/camera/provider/2.4/vts/functional/Android.bp
@@ -43,9 +43,11 @@
         "android.hardware.camera.provider@2.5",
         "android.hardware.graphics.allocator@2.0",
         "android.hardware.graphics.allocator@3.0",
+        "android.hardware.graphics.allocator@4.0",
         "android.hardware.graphics.common@1.0",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "android.hidl.allocator@1.0",
         "libgrallocusage",
         "libhidlmemory",
diff --git a/camera/provider/2.4/vts/functional/VtsHalCameraProviderV2_4TargetTest.cpp b/camera/provider/2.4/vts/functional/VtsHalCameraProviderV2_4TargetTest.cpp
index a5369e7..6f6479d 100644
--- a/camera/provider/2.4/vts/functional/VtsHalCameraProviderV2_4TargetTest.cpp
+++ b/camera/provider/2.4/vts/functional/VtsHalCameraProviderV2_4TargetTest.cpp
@@ -55,9 +55,11 @@
 
 #include <android/hardware/graphics/allocator/2.0/IAllocator.h>
 #include <android/hardware/graphics/allocator/3.0/IAllocator.h>
+#include <android/hardware/graphics/allocator/4.0/IAllocator.h>
 #include <android/hardware/graphics/mapper/2.0/IMapper.h>
 #include <android/hardware/graphics/mapper/2.0/types.h>
 #include <android/hardware/graphics/mapper/3.0/IMapper.h>
+#include <android/hardware/graphics/mapper/4.0/IMapper.h>
 #include <android/hidl/allocator/1.0/IAllocator.h>
 #include <android/hidl/memory/1.0/IMapper.h>
 #include <android/hidl/memory/1.0/IMemory.h>
@@ -6148,13 +6150,44 @@
         android::hardware::graphics::allocator::V2_0::IAllocator::getService();
     sp<android::hardware::graphics::allocator::V3_0::IAllocator> allocatorV3 =
         android::hardware::graphics::allocator::V3_0::IAllocator::getService();
+    sp<android::hardware::graphics::allocator::V4_0::IAllocator> allocatorV4 =
+            android::hardware::graphics::allocator::V4_0::IAllocator::getService();
 
+    sp<android::hardware::graphics::mapper::V4_0::IMapper> mapperV4 =
+            android::hardware::graphics::mapper::V4_0::IMapper::getService();
     sp<android::hardware::graphics::mapper::V3_0::IMapper> mapperV3 =
         android::hardware::graphics::mapper::V3_0::IMapper::getService();
     sp<android::hardware::graphics::mapper::V2_0::IMapper> mapper =
         android::hardware::graphics::mapper::V2_0::IMapper::getService();
     ::android::hardware::hidl_vec<uint32_t> descriptor;
-    if (mapperV3 != nullptr && allocatorV3 != nullptr) {
+    if (mapperV4 != nullptr && allocatorV4 != nullptr) {
+        android::hardware::graphics::mapper::V4_0::IMapper::BufferDescriptorInfo descriptorInfo{};
+        descriptorInfo.width = width;
+        descriptorInfo.height = height;
+        descriptorInfo.layerCount = 1;
+        descriptorInfo.format =
+                static_cast<android::hardware::graphics::common::V1_2::PixelFormat>(format);
+        descriptorInfo.usage = usage;
+
+        auto ret = mapperV4->createDescriptor(
+                descriptorInfo, [&descriptor](android::hardware::graphics::mapper::V4_0::Error err,
+                                              ::android::hardware::hidl_vec<uint32_t> desc) {
+                    ASSERT_EQ(err, android::hardware::graphics::mapper::V4_0::Error::NONE);
+                    descriptor = desc;
+                });
+        ASSERT_TRUE(ret.isOk());
+
+        ret = allocatorV4->allocate(
+                descriptor, 1u,
+                [&](android::hardware::graphics::mapper::V4_0::Error err, uint32_t /*stride*/,
+                    const ::android::hardware::hidl_vec<::android::hardware::hidl_handle>&
+                            buffers) {
+                    ASSERT_EQ(android::hardware::graphics::mapper::V4_0::Error::NONE, err);
+                    ASSERT_EQ(buffers.size(), 1u);
+                    *buffer_handle = buffers[0];
+                });
+        ASSERT_TRUE(ret.isOk());
+    } else if (mapperV3 != nullptr && allocatorV3 != nullptr) {
         android::hardware::graphics::mapper::V3_0::IMapper::BufferDescriptorInfo descriptorInfo {};
         descriptorInfo.width = width;
         descriptorInfo.height = height;