1 /*
2 * Copyright (c) 2017, The Linux Foundation. All rights reserved.
3 *
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5 * modification, are permitted provided that the following conditions are
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9 *     * Redistributions in binary form must reproduce the above
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15 *       from this software without specific prior written permission.
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17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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28 */
29 
30 #ifndef __HWC_DISPLAY_EXTERNAL_TEST_H__
31 #define __HWC_DISPLAY_EXTERNAL_TEST_H__
32 
33 #include <bitset>
34 
35 #include "hwc_display.h"
36 #include "hwc_buffer_allocator.h"
37 
38 namespace sdm {
39 
40 class HWCDisplayExternalTest : public HWCDisplay {
41  public:
42   static int Create(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
43                     HWCCallbacks *callbacks, qService::QService *qservice,
44                     uint32_t panel_bpp, uint32_t pattern_type, HWCDisplay **hwc_display);
45   static void Destroy(HWCDisplay *hwc_display);
46   virtual HWC2::Error Validate(uint32_t *out_num_types, uint32_t *out_num_requests);
47   virtual HWC2::Error Present(int32_t *out_retire_fence);
48   virtual void SetSecureDisplay(bool secure_display_active);
49   virtual int Perform(uint32_t operation, ...);
50 
51  protected:
52   BufferInfo buffer_info_ = {};
53   uint32_t panel_bpp_ = 0;
54   uint32_t pattern_type_ = 0;
55 
56   enum ColorPatternType {
57     kPatternNone = 0,
58     kPatternColorRamp,
59     kPatternBWVertical,
60     kPatternColorSquare,
61   };
62 
63   enum DisplayBpp {
64     kDisplayBpp18 = 18,
65     kDisplayBpp24 = 24,
66     kDisplayBpp30 = 30,
67   };
68 
69   enum ColorRamp {
70     kColorRedRamp = 0,
71     kColorGreenRamp = 1,
72     kColorBlueRamp = 2,
73     kColorWhiteRamp = 3,
74   };
75 
76   enum Colors {
77     kColorBlack = 0,
78     kColorWhite = 1,
79   };
80 
81  private:
82   HWCDisplayExternalTest(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
83                          HWCCallbacks *callbacks, qService::QService *qservice,
84                          uint32_t panel_bpp, uint32_t pattern_type);
85   int Init();
86   int Deinit();
87   void DumpInputBuffer();
88   void CalcCRC(uint32_t color_value, std::bitset<16> *crc_data);
89   int FillBuffer();
90   int GetStride(LayerBufferFormat format, uint32_t width, uint32_t *stride);
91   void PixelCopy(uint32_t red, uint32_t green, uint32_t blue, uint32_t alpha, uint8_t **buffer);
92   void GenerateColorRamp(uint8_t *buffer);
93   void GenerateBWVertical(uint8_t *buffer);
94   void GenerateColorSquare(uint8_t *buffer);
95   int InitLayer(Layer *layer);
96   int DeinitLayer(Layer *layer);
97   int CreateLayerStack();
98   int DestroyLayerStack();
99   HWC2::Error PostCommit(int32_t *out_retire_fence);
100 
101   static const uint32_t kTestLayerCnt = 1;
102 };
103 
104 }  // namespace sdm
105 
106 #endif  // __HWC_DISPLAY_EXTERNAL_TEST_H__
107 
108