diff --git a/CleanSpec.mk b/CleanSpec.mk
index 00d0aa5..531e44e 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -64,3 +64,5 @@
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib/vndk/android.hardware.tests*)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib/vndk-sp/android.hardware.graphics.allocator*)
 $(call add-clean-step, find $(PRODUCT_OUT)/system $(PRODUCT_OUT)/vendor -type f -name "android\.hardware\.configstore\@1\.1*" -print0 | xargs -0 rm -f)
+$(call add-clean-step, find $(PRODUCT_OUT)/system $(PRODUCT_OUT)/vendor -type f -name "android\.hardware\.configstore*" -print0 | xargs -0 rm -f)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/vendor/etc/seccomp_policy/configstore@1.0.policy)
diff --git a/compatibility_matrices/compatibility_matrix.3.xml b/compatibility_matrices/compatibility_matrix.3.xml
index 2c5d431..f271642 100644
--- a/compatibility_matrices/compatibility_matrix.3.xml
+++ b/compatibility_matrices/compatibility_matrix.3.xml
@@ -113,7 +113,7 @@
     </hal>
     <hal format="hidl" optional="false">
         <name>android.hardware.configstore</name>
-        <version>1.0</version>
+        <version>1.0-1</version>
         <interface>
             <name>ISurfaceFlingerConfigs</name>
             <instance>default</instance>
diff --git a/configstore/1.0/default/android.hardware.configstore@1.0-service.rc b/configstore/1.0/default/android.hardware.configstore@1.0-service.rc
deleted file mode 100644
index 40fb498..0000000
--- a/configstore/1.0/default/android.hardware.configstore@1.0-service.rc
+++ /dev/null
@@ -1,4 +0,0 @@
-service vendor.configstore-hal-1-0 /vendor/bin/hw/android.hardware.configstore@1.0-service
-    class hal animation
-    user system
-    group system
diff --git a/configstore/1.1/Android.bp b/configstore/1.1/Android.bp
new file mode 100644
index 0000000..2b6e6fa
--- /dev/null
+++ b/configstore/1.1/Android.bp
@@ -0,0 +1,23 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.configstore@1.1",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "types.hal",
+        "ISurfaceFlingerConfigs.hal",
+    ],
+    interfaces: [
+        "android.hardware.configstore@1.0",
+        "android.hidl.base@1.0",
+    ],
+    types: [
+        "DisplayOrientation",
+        "OptionalDisplayOrientation",
+    ],
+    gen_java: true,
+}
+
diff --git a/configstore/1.1/ISurfaceFlingerConfigs.hal b/configstore/1.1/ISurfaceFlingerConfigs.hal
new file mode 100644
index 0000000..3a69594
--- /dev/null
+++ b/configstore/1.1/ISurfaceFlingerConfigs.hal
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.1 (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-2.1
+ *
+ * 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.
+ */
+package android.hardware.configstore@1.1;
+
+import @1.0::ISurfaceFlingerConfigs;
+
+/**
+ * New revision of ISurfaceFlingerConfigs
+ */
+interface ISurfaceFlingerConfigs extends @1.0::ISurfaceFlingerConfigs {
+    /**
+     * Returns the orientation of the primary display device.
+     */
+    primaryDisplayOrientation() generates (OptionalDisplayOrientation value);
+};
diff --git a/configstore/1.0/default/Android.mk b/configstore/1.1/default/Android.mk
similarity index 69%
rename from configstore/1.0/default/Android.mk
rename to configstore/1.1/default/Android.mk
index 22d7c92..40f621b 100644
--- a/configstore/1.0/default/Android.mk
+++ b/configstore/1.1/default/Android.mk
@@ -2,15 +2,15 @@
 
 ################################################################################
 include $(CLEAR_VARS)
-LOCAL_MODULE := android.hardware.configstore@1.0-service
+LOCAL_MODULE := android.hardware.configstore@1.1-service
 # seccomp is not required for coverage build.
 ifneq ($(NATIVE_COVERAGE),true)
-LOCAL_REQUIRED_MODULES_arm64 := configstore@1.0.policy
+LOCAL_REQUIRED_MODULES_arm64 := configstore@1.1.policy
 endif
 LOCAL_PROPRIETARY_MODULE := true
 LOCAL_MODULE_CLASS := EXECUTABLES
 LOCAL_MODULE_RELATIVE_PATH := hw
-LOCAL_INIT_RC := android.hardware.configstore@1.0-service.rc
+LOCAL_INIT_RC := android.hardware.configstore@1.1-service.rc
 LOCAL_SRC_FILES:= service.cpp
 
 include $(LOCAL_PATH)/surfaceflinger.mk
@@ -22,16 +22,17 @@
     libhwminijail \
     liblog \
     libutils \
-    android.hardware.configstore@1.0
+    android.hardware.configstore@1.0 \
+    android.hardware.configstore@1.1
 
 include $(BUILD_EXECUTABLE)
 
 # seccomp filter for configstore
 ifeq ($(TARGET_ARCH), $(filter $(TARGET_ARCH), arm64))
 include $(CLEAR_VARS)
-LOCAL_MODULE := configstore@1.0.policy
+LOCAL_MODULE := configstore@1.1.policy
 LOCAL_MODULE_CLASS := ETC
 LOCAL_MODULE_PATH := $(TARGET_OUT_VENDOR)/etc/seccomp_policy
-LOCAL_SRC_FILES := seccomp_policy/configstore@1.0-$(TARGET_ARCH).policy
+LOCAL_SRC_FILES := seccomp_policy/configstore@1.1-$(TARGET_ARCH).policy
 include $(BUILD_PREBUILT)
 endif
diff --git a/configstore/1.0/default/SurfaceFlingerConfigs.cpp b/configstore/1.1/default/SurfaceFlingerConfigs.cpp
similarity index 70%
rename from configstore/1.0/default/SurfaceFlingerConfigs.cpp
rename to configstore/1.1/default/SurfaceFlingerConfigs.cpp
index 3239274..da3081c 100644
--- a/configstore/1.0/default/SurfaceFlingerConfigs.cpp
+++ b/configstore/1.1/default/SurfaceFlingerConfigs.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.1 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,10 +16,13 @@
 
 #include "SurfaceFlingerConfigs.h"
 
+#include <android/hardware/configstore/1.1/types.h>
+#include <log/log.h>
+
 namespace android {
 namespace hardware {
 namespace configstore {
-namespace V1_0 {
+namespace V1_1 {
 namespace implementation {
 
 // Methods from ::android::hardware::configstore::V1_0::ISurfaceFlingerConfigs
@@ -139,10 +142,59 @@
     return Void();
 }
 
+// Methods from ::android::hardware::configstore::V1_1::ISurfaceFlingerConfigs
+// follow.
+
+#ifdef PRIMARY_DISPLAY_ORIENTATION
+static_assert(PRIMARY_DISPLAY_ORIENTATION == 0 || PRIMARY_DISPLAY_ORIENTATION == 90 ||
+                  PRIMARY_DISPLAY_ORIENTATION == 180 || PRIMARY_DISPLAY_ORIENTATION == 270,
+              "Primary display orientation must be 0/90/180/270");
+#endif
+
+Return<void> SurfaceFlingerConfigs::primaryDisplayOrientation(
+    primaryDisplayOrientation_cb _hidl_cb) {
+    using ::android::hardware::configstore::V1_1::DisplayOrientation;
+
+    bool specified = false;
+    DisplayOrientation value = DisplayOrientation::ORIENTATION_0;
+
+    int orientation = 0;
+#ifdef PRIMARY_DISPLAY_ORIENTATION
+    specified = true;
+    orientation = PRIMARY_DISPLAY_ORIENTATION;
+#endif
+
+    switch (orientation) {
+        case 0: {
+            value = DisplayOrientation::ORIENTATION_0;
+            break;
+        }
+        case 90: {
+            value = DisplayOrientation::ORIENTATION_90;
+            break;
+        }
+        case 180: {
+            value = DisplayOrientation::ORIENTATION_180;
+            break;
+        }
+        case 270: {
+            value = DisplayOrientation::ORIENTATION_270;
+            break;
+        }
+        default: {
+            // statically checked above -> memory corruption
+            LOG_ALWAYS_FATAL("Invalid orientation %d", orientation);
+        }
+    }
+
+    _hidl_cb({specified, value});
+    return Void();
+}
+
 // Methods from ::android::hidl::base::V1_0::IBase follow.
 
 }  // namespace implementation
-}  // namespace V1_0
+}  // namespace V1_1
 }  // namespace configstore
 }  // namespace hardware
 }  // namespace android
diff --git a/configstore/1.0/default/SurfaceFlingerConfigs.h b/configstore/1.1/default/SurfaceFlingerConfigs.h
similarity index 74%
rename from configstore/1.0/default/SurfaceFlingerConfigs.h
rename to configstore/1.1/default/SurfaceFlingerConfigs.h
index 32e5fc3..3714e81 100644
--- a/configstore/1.0/default/SurfaceFlingerConfigs.h
+++ b/configstore/1.1/default/SurfaceFlingerConfigs.h
@@ -1,17 +1,17 @@
-#ifndef ANDROID_HARDWARE_CONFIGSTORE_V1_0_SURFACEFLINGERCONFIGS_H
-#define ANDROID_HARDWARE_CONFIGSTORE_V1_0_SURFACEFLINGERCONFIGS_H
+#ifndef ANDROID_HARDWARE_CONFIGSTORE_V1_1_SURFACEFLINGERCONFIGS_H
+#define ANDROID_HARDWARE_CONFIGSTORE_V1_1_SURFACEFLINGERCONFIGS_H
 
-#include <android/hardware/configstore/1.0/ISurfaceFlingerConfigs.h>
+#include <android/hardware/configstore/1.1/ISurfaceFlingerConfigs.h>
 #include <hidl/MQDescriptor.h>
 #include <hidl/Status.h>
 
 namespace android {
 namespace hardware {
 namespace configstore {
-namespace V1_0 {
+namespace V1_1 {
 namespace implementation {
 
-using ::android::hardware::configstore::V1_0::ISurfaceFlingerConfigs;
+using ::android::hardware::configstore::V1_1::ISurfaceFlingerConfigs;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
 using ::android::sp;
@@ -32,13 +32,17 @@
     Return<void> maxFrameBufferAcquiredBuffers(maxFrameBufferAcquiredBuffers_cb _hidl_cb) override;
     Return<void> startGraphicsAllocatorService(startGraphicsAllocatorService_cb _hidl_cb) override;
 
+    // Methods from
+    // ::android::hardware::configstore::V1_1::ISurfaceFlingerConfigs follow.
+    Return<void> primaryDisplayOrientation(primaryDisplayOrientation_cb _hidl_cb) override;
+
     // Methods from ::android::hidl::base::V1_0::IBase follow.
 };
 
 }  // namespace implementation
-}  // namespace V1_0
+}  // namespace V1_1
 }  // namespace configstore
 }  // namespace hardware
 }  // namespace android
 
-#endif  // ANDROID_HARDWARE_CONFIGSTORE_V1_0_SURFACEFLINGERCONFIGS_H
+#endif  // ANDROID_HARDWARE_CONFIGSTORE_V1_1_SURFACEFLINGERCONFIGS_H
diff --git a/configstore/1.1/default/android.hardware.configstore@1.1-service.rc b/configstore/1.1/default/android.hardware.configstore@1.1-service.rc
new file mode 100644
index 0000000..105678a
--- /dev/null
+++ b/configstore/1.1/default/android.hardware.configstore@1.1-service.rc
@@ -0,0 +1,4 @@
+service vendor.configstore-hal /vendor/bin/hw/android.hardware.configstore@1.1-service
+    class hal animation
+    user system
+    group system
diff --git a/configstore/1.0/default/seccomp_policy/configstore@1.0-arm64.policy b/configstore/1.1/default/seccomp_policy/configstore@1.1-arm64.policy
similarity index 100%
rename from configstore/1.0/default/seccomp_policy/configstore@1.0-arm64.policy
rename to configstore/1.1/default/seccomp_policy/configstore@1.1-arm64.policy
diff --git a/configstore/1.0/default/service.cpp b/configstore/1.1/default/service.cpp
similarity index 77%
rename from configstore/1.0/default/service.cpp
rename to configstore/1.1/default/service.cpp
index c9c81a0..3b4e774 100644
--- a/configstore/1.0/default/service.cpp
+++ b/configstore/1.1/default/service.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.1 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,9 +14,9 @@
  * limitations under the License.
  */
 
-#define LOG_TAG "android.hardware.configstore@1.0-service"
+#define LOG_TAG "android.hardware.configstore@1.1-service"
 
-#include <android/hardware/configstore/1.0/ISurfaceFlingerConfigs.h>
+#include <android/hardware/configstore/1.1/ISurfaceFlingerConfigs.h>
 #include <hidl/HidlTransportSupport.h>
 #include <hwminijail/HardwareMinijail.h>
 
@@ -24,8 +24,8 @@
 
 using android::hardware::configureRpcThreadpool;
 using android::hardware::joinRpcThreadpool;
-using android::hardware::configstore::V1_0::ISurfaceFlingerConfigs;
-using android::hardware::configstore::V1_0::implementation::SurfaceFlingerConfigs;
+using android::hardware::configstore::V1_1::ISurfaceFlingerConfigs;
+using android::hardware::configstore::V1_1::implementation::SurfaceFlingerConfigs;
 using android::hardware::SetupMinijail;
 using android::sp;
 using android::status_t;
@@ -34,7 +34,7 @@
 int main() {
     configureRpcThreadpool(10, true);
 
-    SetupMinijail("/vendor/etc/seccomp_policy/configstore@1.0.policy");
+    SetupMinijail("/vendor/etc/seccomp_policy/configstore@1.1.policy");
 
     sp<ISurfaceFlingerConfigs> surfaceFlingerConfigs = new SurfaceFlingerConfigs;
     status_t status = surfaceFlingerConfigs->registerAsService();
diff --git a/configstore/1.0/default/surfaceflinger.mk b/configstore/1.1/default/surfaceflinger.mk
similarity index 91%
rename from configstore/1.0/default/surfaceflinger.mk
rename to configstore/1.1/default/surfaceflinger.mk
index 1987607..35922eb 100644
--- a/configstore/1.0/default/surfaceflinger.mk
+++ b/configstore/1.1/default/surfaceflinger.mk
@@ -50,3 +50,7 @@
 ifneq ($(SF_START_GRAPHICS_ALLOCATOR_SERVICE),)
     LOCAL_CFLAGS += -DSTART_GRAPHICS_ALLOCATOR_SERVICE
 endif
+
+ifneq ($(SF_PRIMARY_DISPLAY_ORIENTATION),)
+    LOCAL_CFLAGS += -DPRIMARY_DISPLAY_ORIENTATION=$(SF_PRIMARY_DISPLAY_ORIENTATION)
+endif
diff --git a/configstore/1.1/types.hal b/configstore/1.1/types.hal
new file mode 100644
index 0000000..adc5747
--- /dev/null
+++ b/configstore/1.1/types.hal
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+package android.hardware.configstore@1.1;
+
+/**
+ * Orientation in degrees.
+ */
+enum DisplayOrientation : uint8_t {
+    ORIENTATION_0,
+    ORIENTATION_90,
+    ORIENTATION_180,
+    ORIENTATION_270,
+};
+
+struct OptionalDisplayOrientation {
+    bool specified;
+    DisplayOrientation value;
+};
diff --git a/configstore/utils/Android.bp b/configstore/utils/Android.bp
index 0d626a5..178f245 100644
--- a/configstore/utils/Android.bp
+++ b/configstore/utils/Android.bp
@@ -29,11 +29,13 @@
 
     shared_libs: [
         "android.hardware.configstore@1.0",
+        "android.hardware.configstore@1.1",
         "libbase",
         "libhidlbase"
     ],
     export_shared_lib_headers: [
         "android.hardware.configstore@1.0",
+        "android.hardware.configstore@1.1",
         "libbase",
         "libhidlbase"
     ],
diff --git a/configstore/utils/include/configstore/Utils.h b/configstore/utils/include/configstore/Utils.h
index b107a20..e04f57d 100644
--- a/configstore/utils/include/configstore/Utils.h
+++ b/configstore/utils/include/configstore/Utils.h
@@ -18,6 +18,7 @@
 #define ANDROID_HARDWARE_CONFIGSTORE_UTILS_H
 
 #include <android/hardware/configstore/1.0/types.h>
+#include <android/hardware/configstore/1.1/types.h>
 #include <hidl/Status.h>
 
 #include <sstream>
@@ -34,13 +35,20 @@
 }  // namespace details
 
 namespace configstore {
-// import types from V1_0
+// import types from configstore
+using ::android::hardware::configstore::V1_1::DisplayOrientation;
 using ::android::hardware::configstore::V1_0::OptionalBool;
 using ::android::hardware::configstore::V1_0::OptionalInt32;
 using ::android::hardware::configstore::V1_0::OptionalUInt32;
 using ::android::hardware::configstore::V1_0::OptionalInt64;
 using ::android::hardware::configstore::V1_0::OptionalUInt64;
 using ::android::hardware::configstore::V1_0::OptionalString;
+using ::android::hardware::configstore::V1_1::OptionalDisplayOrientation;
+
+static inline std::ostream& operator<<(std::ostream& os, DisplayOrientation orientation) {
+    os << ::android::hardware::configstore::V1_1::toString(orientation);
+    return os;
+}
 
 // a function to retrieve and cache the service handle
 // for a particular interface
@@ -141,6 +149,12 @@
     return get<OptionalString, I, func>(defValue);
 }
 
+template <typename I, android::hardware::Return<void> (I::*func)(
+                          std::function<void(const OptionalDisplayOrientation&)>)>
+DisplayOrientation getDisplayOrientation(DisplayOrientation defValue) {
+    return get<OptionalDisplayOrientation, I, func>(defValue);
+}
+
 }  // namespace configstore
 }  // namespace hardware
 }  // namespace android
diff --git a/current.txt b/current.txt
index 75ea5db..81c7074 100644
--- a/current.txt
+++ b/current.txt
@@ -325,6 +325,8 @@
 812fa66aa10ba0cba27cfddc2fd7f0ee27a8ab65a1f15aa79fdad97d403e6a14 android.hardware.camera.device@3.4::ICameraDeviceSession
 cc288f1f78d1e643eb3d3dbc16e1401d44033d8e6856761f5156814a29986ec7 android.hardware.camera.device@3.4::types
 f9278c8beb9d42d96e26d73ecabe1dff1d7e2fb301ab7f737d93e5ffae8d3312 android.hardware.camera.metadata@3.3::types
+f858091b10f7d5927be60573c06df4805275d37226bbb41a732190bfb81457ec android.hardware.configstore@1.1::ISurfaceFlingerConfigs
+5b0fb9842f8b0eb3730b93c30a7925290ab44763ab86bb493bfa58d0f2eeb369 android.hardware.configstore@1.1::types
 1a46aeae45b7a0e47f79b7207300532986f9d9cd7060779afc7a529f54d712ab android.hardware.confirmationui@1.0::IConfirmationResultCallback
 6d8347ff3cd7de471065ac3e8e68385073630cdeebe9f8fa58cb91cf44436c95 android.hardware.confirmationui@1.0::IConfirmationUI
 a3ff916784dce87a56c757ab5c86433f0cdf562280999a5f978a6e8a0f3f19e7 android.hardware.confirmationui@1.0::types