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_CRTC_H_
18 #define ANDROID_DRM_CRTC_H_
19 
20 #include "drmmode.h"
21 #include "drmproperty.h"
22 
23 #include <stdint.h>
24 #include <xf86drmMode.h>
25 
26 namespace android {
27 
28 class DrmResources;
29 
30 class DrmCrtc {
31  public:
32   DrmCrtc(DrmResources *drm, drmModeCrtcPtr c, unsigned pipe);
33   ~DrmCrtc();
34 
35   int Init();
36 
37   uint32_t id() const;
38   unsigned pipe() const;
39 
40   int display() const;
41   void set_display(int display);
42 
43   bool can_bind(int display) const;
44 
45   const DrmProperty &active_property() const;
46   const DrmProperty &mode_property() const;
47 
48  private:
49   DrmCrtc(const DrmCrtc &);
50 
51   DrmResources *drm_;
52 
53   uint32_t id_;
54   unsigned pipe_;
55   int display_;
56 
57   uint32_t x_;
58   uint32_t y_;
59   uint32_t width_;
60   uint32_t height_;
61 
62   DrmMode mode_;
63   bool mode_valid_;
64 
65   DrmProperty active_property_;
66   DrmProperty mode_property_;
67 };
68 }
69 
70 #endif  // ANDROID_DRM_CRTC_H_
71