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diff --git a/msm8909/sdm/libs/core/core_impl.h b/msm8909/sdm/libs/core/core_impl.h
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+/*
+* Copyright (c) 2014 - 2016, 2018 The Linux Foundation. All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without modification, are permitted
+* provided that the following conditions are met:
+*    * Redistributions of source code must retain the above copyright notice, this list of
+*      conditions and the following disclaimer.
+*    * Redistributions in binary form must reproduce the above copyright notice, this list of
+*      conditions and the following disclaimer in the documentation and/or other materials provided
+*      with the distribution.
+*    * Neither the name of The Linux Foundation nor the names of its contributors may be used to
+*      endorse or promote products derived from this software without specific prior written
+*      permission.
+*
+* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+* NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef __CORE_IMPL_H__
+#define __CORE_IMPL_H__
+
+#include <core/core_interface.h>
+#include <private/extension_interface.h>
+#include <private/color_interface.h>
+#include <utils/locker.h>
+#include <utils/sys.h>
+
+#include "hw_interface.h"
+#include "comp_manager.h"
+
+#define SET_REVISION(major, minor) ((major << 8) | minor)
+
+namespace sdm {
+
+class CoreImpl : public CoreInterface {
+ public:
+  // This class implements display core interface revision 1.0.
+  static const uint16_t kRevision = SET_REVISION(1, 0);
+  CoreImpl(BufferAllocator *buffer_allocator, BufferSyncHandler *buffer_sync_handler,
+           SocketHandler *socket_handler);
+  virtual ~CoreImpl() { }
+
+  // This method returns the interface revision for the current display core object.
+  // Future revisions will override this method and return the appropriate revision upon query.
+  virtual uint16_t GetRevision() { return kRevision; }
+  virtual DisplayError Init();
+  virtual DisplayError Deinit();
+
+  // Methods from core interface
+  virtual DisplayError CreateDisplay(DisplayType type, DisplayEventHandler *event_handler,
+                                     DisplayInterface **intf);
+  virtual DisplayError DestroyDisplay(DisplayInterface *intf);
+  virtual DisplayError SetMaxBandwidthMode(HWBwModes mode);
+  virtual DisplayError GetFirstDisplayInterfaceType(HWDisplayInterfaceInfo *hw_disp_info);
+  virtual bool IsColorTransformSupported();
+
+ protected:
+  Locker locker_;
+  BufferAllocator *buffer_allocator_ = NULL;
+  BufferSyncHandler *buffer_sync_handler_ = NULL;
+  HWResourceInfo hw_resource_;
+  CompManager comp_mgr_;
+  HWInfoInterface *hw_info_intf_ = NULL;
+  DynLib extension_lib_;
+  ExtensionInterface *extension_intf_ = NULL;
+  CreateExtensionInterface create_extension_intf_ = NULL;
+  DestroyExtensionInterface destroy_extension_intf_ = NULL;
+  SocketHandler *socket_handler_ = NULL;
+};
+
+}  // namespace sdm
+
+#endif  // __CORE_IMPL_H__
+