1 /*
2  * Copyright (C) 2015 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 ANDROID_DRM_PLANE_H_
18 #define ANDROID_DRM_PLANE_H_
19 
20 #include <stdint.h>
21 #include <xf86drmMode.h>
22 
23 #include <vector>
24 
25 #include "DrmCrtc.h"
26 #include "DrmProperty.h"
27 
28 namespace android {
29 
30 class DrmDevice;
31 
32 class DrmPlane {
33  public:
34   DrmPlane(DrmDevice *drm, drmModePlanePtr p);
35   DrmPlane(const DrmPlane &) = delete;
36   DrmPlane &operator=(const DrmPlane &) = delete;
37 
38   int Init();
39 
40   uint32_t id() const;
41 
42   bool GetCrtcSupported(const DrmCrtc &crtc) const;
43 
44   uint32_t type() const;
45 
46   bool IsFormatSupported(uint32_t format) const;
47 
48   const DrmProperty &crtc_property() const;
49   const DrmProperty &fb_property() const;
50   const DrmProperty &crtc_x_property() const;
51   const DrmProperty &crtc_y_property() const;
52   const DrmProperty &crtc_w_property() const;
53   const DrmProperty &crtc_h_property() const;
54   const DrmProperty &src_x_property() const;
55   const DrmProperty &src_y_property() const;
56   const DrmProperty &src_w_property() const;
57   const DrmProperty &src_h_property() const;
58   const DrmProperty &zpos_property() const;
59   const DrmProperty &rotation_property() const;
60   const DrmProperty &alpha_property() const;
61   const DrmProperty &blend_property() const;
62   const DrmProperty &in_fence_fd_property() const;
63 
64  private:
65   DrmDevice *drm_;
66   uint32_t id_;
67 
68   uint32_t possible_crtc_mask_;
69 
70   uint32_t type_;
71 
72   std::vector<uint32_t> formats_;
73 
74   DrmProperty crtc_property_;
75   DrmProperty fb_property_;
76   DrmProperty crtc_x_property_;
77   DrmProperty crtc_y_property_;
78   DrmProperty crtc_w_property_;
79   DrmProperty crtc_h_property_;
80   DrmProperty src_x_property_;
81   DrmProperty src_y_property_;
82   DrmProperty src_w_property_;
83   DrmProperty src_h_property_;
84   DrmProperty zpos_property_;
85   DrmProperty rotation_property_;
86   DrmProperty alpha_property_;
87   DrmProperty blend_property_;
88   DrmProperty in_fence_fd_property_;
89 };
90 }  // namespace android
91 
92 #endif  // ANDROID_DRM_PLANE_H_
93