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_HDMI_H__
26#define __DISPLAY_HDMI_H__
27
28#include <vector>
29#include <map>
30
31#include "display_base.h"
32#include "dump_impl.h"
33#include "hw_events_interface.h"
34
35namespace sdm {
36
37class HWHDMIInterface;
38
39class DisplayHDMI : public DisplayBase, HWEventHandler {
40 public:
41  DisplayHDMI(DisplayEventHandler *event_handler, HWInfoInterface *hw_info_intf,
42              BufferSyncHandler *buffer_sync_handler, CompManager *comp_manager);
43  virtual DisplayError Init();
44  virtual DisplayError Prepare(LayerStack *layer_stack);
45  virtual DisplayError GetRefreshRateRange(uint32_t *min_refresh_rate, uint32_t *max_refresh_rate);
46  virtual DisplayError SetRefreshRate(uint32_t refresh_rate);
47  virtual bool IsUnderscanSupported();
48  virtual DisplayError OnMinHdcpEncryptionLevelChange(uint32_t min_enc_level);
49
50  // Implement the HWEventHandlers
51  virtual DisplayError VSync(int64_t timestamp);
52  virtual DisplayError Blank(bool blank) { return kErrorNone; }
53  virtual void IdleTimeout() { }
54  virtual void ThermalEvent(int64_t thermal_level) { }
55  virtual void CECMessage(char *message);
56  virtual void IdlePowerCollapse() { }
57  virtual void PingPongTimeout() { }
58
59 private:
60  uint32_t GetBestConfig(HWS3DMode s3d_mode);
61  void GetScanSupport();
62  void SetS3DMode(LayerStack *layer_stack);
63
64  bool underscan_supported_ = false;
65  HWScanSupport scan_support_;
66  std::map<LayerBufferS3DFormat, HWS3DMode> s3d_format_to_mode_;
67  std::vector<HWEvent> event_list_ = { HWEvent::VSYNC, HWEvent::IDLE_NOTIFY, HWEvent::EXIT,
68    HWEvent::CEC_READ_MESSAGE };
69};
70
71}  // namespace sdm
72
73#endif  // __DISPLAY_HDMI_H__
74