1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef _GRAPHICS_ADF_H_
18 #define _GRAPHICS_ADF_H_
19 
20 #include <adf/adf.h>
21 
22 #include "graphics.h"
23 
24 class GRSurfaceAdf : public GRSurface {
25  private:
26   int fence_fd;
27   int fd;
28   __u32 offset;
29   __u32 pitch;
30 
31   friend class MinuiBackendAdf;
32 };
33 
34 class MinuiBackendAdf : public MinuiBackend {
35  public:
36   GRSurface* Init() override;
37   GRSurface* Flip() override;
38   void Blank(bool) override;
39   ~MinuiBackendAdf() override;
40   MinuiBackendAdf();
41 
42  private:
43   int SurfaceInit(const drm_mode_modeinfo* mode, GRSurfaceAdf* surf);
44   int InterfaceInit();
45   int DeviceInit(adf_device* dev);
46   void SurfaceDestroy(GRSurfaceAdf* surf);
47   void Sync(GRSurfaceAdf* surf);
48 
49   int intf_fd;
50   adf_id_t eng_id;
51   __u32 format;
52   adf_device dev;
53   unsigned int current_surface;
54   unsigned int n_surfaces;
55   GRSurfaceAdf surfaces[2];
56 };
57 
58 #endif  // _GRAPHICS_ADF_H_
59