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+/*
+* Copyright (c) 2014 - 2017, 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 __STRATEGY_INTERFACE_H__
+#define __STRATEGY_INTERFACE_H__
+
+#include <core/sdm_types.h>
+#include <core/display_interface.h>
+#include "hw_info_types.h"
+
+namespace sdm {
+
+struct StrategyConstraints {
+  bool safe_mode = false;   //!< In this mode, strategy manager chooses the composition strategy
+                            //!< that requires minimum number of pipe for the current frame. i.e.,
+                            //!< video only composition, secure only composition or GPU composition
+
+  bool use_cursor = false;  //!< If this is set, strategy manager will configure cursor layer in the
+                            //!< layer stack as hw cursor else it will be treated as a normal layer
+
+  uint32_t max_layers = kMaxSDELayers;  //!< Maximum number of layers that shall be programmed
+                                        //!< on hardware for the given layer stack.
+};
+
+class StrategyInterface {
+ public:
+  virtual DisplayError Start(HWLayersInfo *hw_layers_info, uint32_t *max_attempts) = 0;
+  virtual DisplayError GetNextStrategy(StrategyConstraints *constraints) = 0;
+  virtual DisplayError Stop() = 0;
+  virtual DisplayError Reconfigure(const HWPanelInfo &hw_panel_info,
+                                   const HWResourceInfo &hw_res_info,
+                                   const HWMixerAttributes &mixer_attributes,
+                                   const DisplayConfigVariableInfo &fb_config) = 0;
+  virtual DisplayError SetCompositionState(LayerComposition composition_type, bool enable) = 0;
+  virtual DisplayError Purge() = 0;
+  virtual DisplayError SetIdleTimeoutMs(uint32_t active_ms) = 0;
+
+  virtual ~StrategyInterface() { }
+};
+
+}  // namespace sdm
+
+#endif  // __STRATEGY_INTERFACE_H__
+