1 files changed, 123 insertions, 0 deletions
diff --git a/msm8909/sdm/libs/core/comp_manager.h b/msm8909/sdm/libs/core/comp_manager.h
new file mode 100644
index 00000000..d1351aeb
--- /dev/null
+++ b/msm8909/sdm/libs/core/comp_manager.h
@@ -0,0 +1,123 @@
+/*
+* 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 __COMP_MANAGER_H__
+#define __COMP_MANAGER_H__
+
+#include <core/display_interface.h>
+#include <private/extension_interface.h>
+#include <utils/locker.h>
+#include <bitset>
+
+#include "strategy.h"
+#include "resource_default.h"
+#include "hw_interface.h"
+
+namespace sdm {
+
+class CompManager {
+ public:
+  DisplayError Init(const HWResourceInfo &hw_res_info_, ExtensionInterface *extension_intf,
+                    BufferAllocator *buffer_allocator, BufferSyncHandler *buffer_sync_handler,
+                    SocketHandler *socket_handler);
+  DisplayError Deinit();
+  DisplayError RegisterDisplay(DisplayType type, const HWDisplayAttributes &display_attributes,
+                               const HWPanelInfo &hw_panel_info,
+                               const HWMixerAttributes &mixer_attributes,
+                               const DisplayConfigVariableInfo &fb_config, Handle *display_ctx);
+  DisplayError UnregisterDisplay(Handle display_ctx);
+  DisplayError ReconfigureDisplay(Handle display_ctx, const HWDisplayAttributes &display_attributes,
+                                  const HWPanelInfo &hw_panel_info,
+                                  const HWMixerAttributes &mixer_attributes,
+                                  const DisplayConfigVariableInfo &fb_config);
+  void PrePrepare(Handle display_ctx, HWLayers *hw_layers);
+  DisplayError Prepare(Handle display_ctx, HWLayers *hw_layers);
+  DisplayError Commit(Handle display_ctx, HWLayers *hw_layers);
+  DisplayError PostPrepare(Handle display_ctx, HWLayers *hw_layers);
+  DisplayError ReConfigure(Handle display_ctx, HWLayers *hw_layers);
+  DisplayError PostCommit(Handle display_ctx, HWLayers *hw_layers);
+  void Purge(Handle display_ctx);
+  DisplayError SetIdleTimeoutMs(Handle display_ctx, uint32_t active_ms);
+  void ProcessIdleTimeout(Handle display_ctx);
+  void ProcessThermalEvent(Handle display_ctx, int64_t thermal_level);
+  void ProcessIdlePowerCollapse(Handle display_ctx);
+  DisplayError SetMaxMixerStages(Handle display_ctx, uint32_t max_mixer_stages);
+  void ControlPartialUpdate(Handle display_ctx, bool enable);
+  DisplayError ValidateScaling(const LayerRect &crop, const LayerRect &dst, bool rotate90);
+  DisplayError ValidateCursorPosition(Handle display_ctx, HWLayers *hw_layers, int x, int y);
+  bool SupportLayerAsCursor(Handle display_ctx, HWLayers *hw_layers);
+  DisplayError ValidateAndSetCursorPosition(Handle display_ctx, HWLayers *hw_layers, int x, int y);
+  bool SetDisplayState(Handle display_ctx, DisplayState state, DisplayType display_type);
+  DisplayError SetMaxBandwidthMode(HWBwModes mode);
+  DisplayError GetScaleLutConfig(HWScaleLutInfo *lut_info);
+  DisplayError SetDetailEnhancerData(Handle display_ctx, const DisplayDetailEnhancerData &de_data);
+  DisplayError SetCompositionState(Handle display_ctx, LayerComposition composition_type,
+                                   bool enable);
+  DisplayError ControlDpps(bool enable);
+
+ private:
+  static const int kMaxThermalLevel = 3;
+  static const int kSafeModeThreshold = 4;
+
+  void PrepareStrategyConstraints(Handle display_ctx, HWLayers *hw_layers);
+
+  struct DisplayCompositionContext {
+    Strategy *strategy = NULL;
+    StrategyConstraints constraints;
+    Handle display_resource_ctx = NULL;
+    DisplayType display_type = kPrimary;
+    uint32_t max_strategies = 0;
+    uint32_t remaining_strategies = 0;
+    bool idle_fallback = false;
+    bool thermal_fallback_ = false;
+    // Using primary panel flag of hw panel to configure Constraints. We do not need other hw
+    // panel parameters for now.
+    bool is_primary_panel = false;
+    bool valid_cursor = false;
+    PUConstraints pu_constraints = {};
+    bool scaled_composition = false;
+    DisplayConfigVariableInfo fb_config = {};
+  };
+
+  Locker locker_;
+  ResourceInterface *resource_intf_ = NULL;
+  std::bitset<kDisplayMax> registered_displays_;  // Bit mask of registered displays
+  std::bitset<kDisplayMax> configured_displays_;  // Bit mask of sucessfully configured displays
+  uint32_t display_state_[kDisplayMax] = {};
+  bool safe_mode_ = false;              // Flag to notify all displays to be in resource crunch
+                                        // mode, where strategy manager chooses the best strategy
+                                        // that uses optimal number of pipes for each display
+  bool secure_external_layer_ = false;
+  HWResourceInfo hw_res_info_;
+  BufferAllocator *buffer_allocator_ = NULL;
+  ExtensionInterface *extension_intf_ = NULL;
+  uint32_t max_layers_ = kMaxSDELayers;
+  uint32_t max_sde_ext_layers_ = 0;
+  DppsControlInterface *dpps_ctrl_intf_ = NULL;
+};
+
+}  // namespace sdm
+
+#endif  // __COMP_MANAGER_H__
+