Home | History | Annotate | Download | only in core 
      1 /*
      2 * Copyright (c) 2014 - 2017, The Linux Foundation. All rights reserved.
      3 *
      4 * Redistribution and use in source and binary forms, with or without modification, are permitted
      5 * provided that the following conditions are met:
      6 *    * Redistributions of source code must retain the above copyright notice, this list of
      7 *      conditions and the following disclaimer.
      8 *    * Redistributions in binary form must reproduce the above copyright notice, this list of
      9 *      conditions and the following disclaimer in the documentation and/or other materials provided
     10 *      with the distribution.
     11 *    * Neither the name of The Linux Foundation nor the names of its contributors may be used to
     12 *      endorse or promote products derived from this software without specific prior written
     13 *      permission.
     14 *
     15 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     16 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     17 * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
     18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     19 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     21 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     23 */
     24 
     25 #ifndef __DISPLAY_PRIMARY_H__
     26 #define __DISPLAY_PRIMARY_H__
     27 
     28 #include <vector>
     29 
     30 #include "display_base.h"
     31 #include "hw_events_interface.h"
     32 
     33 namespace sdm {
     34 
     35 class HWPrimaryInterface;
     36 
     37 class DisplayPrimary : public DisplayBase, HWEventHandler {
     38  public:
     39   DisplayPrimary(DisplayEventHandler *event_handler, HWInfoInterface *hw_info_intf,
     40                  BufferSyncHandler *buffer_sync_handler, BufferAllocator *buffer_allocator,
     41                  CompManager *comp_manager);
     42   virtual DisplayError Init();
     43   virtual DisplayError Prepare(LayerStack *layer_stack);
     44   virtual DisplayError Commit(LayerStack *layer_stack);
     45   virtual DisplayError ControlPartialUpdate(bool enable, uint32_t *pending);
     46   virtual DisplayError DisablePartialUpdateOneFrame();
     47   virtual DisplayError SetDisplayState(DisplayState state);
     48   virtual void SetIdleTimeoutMs(uint32_t active_ms);
     49   virtual DisplayError SetDisplayMode(uint32_t mode);
     50   virtual DisplayError GetRefreshRateRange(uint32_t *min_refresh_rate, uint32_t *max_refresh_rate);
     51   virtual DisplayError SetRefreshRate(uint32_t refresh_rate);
     52   virtual DisplayError SetPanelBrightness(int level);
     53   virtual DisplayError GetPanelBrightness(int *level);
     54   virtual DisplayError CachePanelBrightness(int level);
     55 
     56   // Implement the HWEventHandlers
     57   virtual DisplayError VSync(int64_t timestamp);
     58   virtual DisplayError Blank(bool blank) { return kErrorNone; }
     59   virtual void IdleTimeout();
     60   virtual void ThermalEvent(int64_t thermal_level);
     61   virtual void IdlePowerCollapse();
     62 
     63  private:
     64   bool NeedsAVREnable();
     65 
     66   std::vector<HWEvent> event_list_ = { HWEvent::VSYNC, HWEvent::EXIT, HWEvent::IDLE_NOTIFY,
     67       HWEvent::SHOW_BLANK_EVENT, HWEvent::THERMAL_LEVEL, HWEvent::IDLE_POWER_COLLAPSE };
     68   bool avr_prop_disabled_ = false;
     69   bool switch_to_cmd_ = false;
     70 };
     71 
     72 }  // namespace sdm
     73 
     74 #endif  // __DISPLAY_PRIMARY_H__
     75 
     76