1 /*
2 * Copyright (c) 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 __HWC_DISPLAY_EXTERNAL_TEST_H__
26 #define __HWC_DISPLAY_EXTERNAL_TEST_H__
27 
28 #include<bitset>
29 
30 #include "hwc_display.h"
31 #include "hwc_buffer_allocator.h"
32 
33 namespace sdm {
34 
35 class HWCDisplayExternalTest : public HWCDisplay {
36  public:
37   static int Create(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
38                     HWCCallbacks *callbacks, qService::QService *qservice,
39                     uint32_t panel_bpp, uint32_t pattern_type, HWCDisplay **hwc_display);
40   static void Destroy(HWCDisplay *hwc_display);
41   virtual HWC2::Error Validate(uint32_t *out_num_types, uint32_t *out_num_requests);
42   virtual HWC2::Error Present(int32_t *out_retire_fence);
43   virtual void SetSecureDisplay(bool secure_display_active);
44   virtual int Perform(uint32_t operation, ...);
45 
46  protected:
47   BufferInfo buffer_info_ = {};
48   uint32_t panel_bpp_ = 0;
49   uint32_t pattern_type_ = 0;
50 
51   enum ColorPatternType {
52     kPatternNone = 0,
53     kPatternColorRamp,
54     kPatternBWVertical,
55     kPatternColorSquare,
56   };
57 
58   enum DisplayBpp {
59     kDisplayBpp18 = 18,
60     kDisplayBpp24 = 24,
61     kDisplayBpp30 = 30,
62   };
63 
64   enum ColorRamp {
65     kColorRedRamp = 0,
66     kColorGreenRamp = 1,
67     kColorBlueRamp = 2,
68     kColorWhiteRamp = 3,
69   };
70 
71   enum Colors {
72     kColorBlack = 0,
73     kColorWhite = 1,
74   };
75 
76  private:
77   HWCDisplayExternalTest(CoreInterface *core_intf, HWCBufferAllocator *buffer_allocator,
78                          HWCCallbacks *callbacks, qService::QService *qservice,
79                          uint32_t panel_bpp, uint32_t pattern_type);
80   int Init();
81   int Deinit();
82   void DumpInputBuffer();
83   void CalcCRC(uint32_t color_value, std::bitset<16> *crc_data);
84   int FillBuffer();
85   int GetStride(LayerBufferFormat format, uint32_t width, uint32_t *stride);
86   void PixelCopy(uint32_t red, uint32_t green, uint32_t blue, uint32_t alpha, uint8_t **buffer);
87   void GenerateColorRamp(uint8_t *buffer);
88   void GenerateBWVertical(uint8_t *buffer);
89   void GenerateColorSquare(uint8_t *buffer);
90   int InitLayer(Layer *layer);
91   int DeinitLayer(Layer *layer);
92   int CreateLayerStack();
93   int DestroyLayerStack();
94   HWC2::Error PostCommit(int32_t *out_retire_fence);
95 
96   static const uint32_t kTestLayerCnt = 1;
97 };
98 
99 }  // namespace sdm
100 
101 #endif  // __HWC_DISPLAY_EXTERNAL_TEST_H__
102 
103