1 /*
2 * Copyright (c) 2014 - 2015, 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_VIRTUAL_H__
26 #define __DISPLAY_VIRTUAL_H__
27 
28 #include <private/hw_info_types.h>
29 #include "display_base.h"
30 #include "dump_impl.h"
31 
32 namespace sdm {
33 
34 class HWVirtualInterface;
35 
36 class DisplayVirtual : public DisplayBase, DumpImpl {
37  public:
38   DisplayVirtual(DisplayEventHandler *event_handler, HWInfoInterface *hw_info_intf,
39                  BufferSyncHandler *buffer_sync_handler, CompManager *comp_manager,
40                  RotatorInterface *rotator_intf);
41   virtual DisplayError Init();
42   virtual DisplayError Deinit();
43   virtual DisplayError Prepare(LayerStack *layer_stack);
44   virtual DisplayError Commit(LayerStack *layer_stack);
45   virtual DisplayError Flush();
46   virtual DisplayError GetDisplayState(DisplayState *state);
47   virtual DisplayError GetNumVariableInfoConfigs(uint32_t *count);
48   virtual DisplayError GetConfig(uint32_t index, DisplayConfigVariableInfo *variable_info);
49   virtual DisplayError GetActiveConfig(uint32_t *index);
50   virtual DisplayError GetVSyncState(bool *enabled);
51   virtual DisplayError SetDisplayState(DisplayState state);
52   virtual DisplayError SetActiveConfig(DisplayConfigVariableInfo *variable_info);
53   virtual DisplayError SetActiveConfig(uint32_t index);
54   virtual DisplayError SetVSyncState(bool enable);
55   virtual void SetIdleTimeoutMs(uint32_t timeout_ms);
56   virtual DisplayError SetMaxMixerStages(uint32_t max_mixer_stages);
57   virtual DisplayError SetDisplayMode(uint32_t mode);
58   virtual DisplayError IsScalingValid(const LayerRect &crop, const LayerRect &dst, bool rotate90);
59   virtual DisplayError GetRefreshRateRange(uint32_t *min_refresh_rate, uint32_t *max_refresh_rate);
60   virtual DisplayError SetRefreshRate(uint32_t refresh_rate);
61   virtual bool IsUnderscanSupported();
62   virtual DisplayError SetPanelBrightness(int level);
63   virtual void AppendDump(char *buffer, uint32_t length);
64   virtual DisplayError SetCursorPosition(int x, int y);
65 
66  private:
67   Locker locker_;
68   HWDisplayAttributes display_attributes_;
69 };
70 
71 }  // namespace sdm
72 
73 #endif  // __DISPLAY_VIRTUAL_H__
74 
75