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 DrmDevice;
29 
30 class DrmCrtc {
31  public:
32   DrmCrtc(DrmDevice *drm, drmModeCrtcPtr c, unsigned pipe);
33   DrmCrtc(const DrmCrtc &) = delete;
34   DrmCrtc &operator=(const DrmCrtc &) = delete;
35 
36   int Init();
37 
38   uint32_t id() const;
39   unsigned pipe() const;
40 
41   const std::vector<int>& displays() const;
42   bool has_display(const int display) const;
43   void set_display(int display);
44 
45   bool can_bind(int display) const;
46 
47   const DrmProperty &active_property() const;
48   const DrmProperty &mode_property() const;
49   const DrmProperty &out_fence_ptr_property() const;
50   const DrmProperty &cgc_lut_property() const;
51   const DrmProperty &degamma_lut_property() const;
52   const DrmProperty &degamma_lut_size_property() const;
53   const DrmProperty &gamma_lut_property() const;
54   const DrmProperty &gamma_lut_size_property() const;
55   const DrmProperty &linear_matrix_property() const;
56   const DrmProperty &gamma_matrix_property() const;
57   const DrmProperty &partial_region_property() const;
58   const DrmProperty &force_bpc_property() const;
59   const DrmProperty &disp_dither_property() const;
60   const DrmProperty &cgc_dither_property() const;
61   DrmProperty &adjusted_vblank_property();
62   const DrmProperty &ppc_property() const;
63   const DrmProperty &max_disp_freq_property() const;
64   const DrmProperty &dqe_enabled_property() const;
65   const DrmProperty &color_mode_property() const;
66 
properties()67   const std::vector<DrmProperty *> &properties() const {
68       return properties_;
69   }
70 
71  private:
72   DrmDevice *drm_;
73 
74   uint32_t id_;
75   unsigned pipe_;
76   std::vector<int> displays_;
77 
78   DrmMode mode_;
79 
80   DrmProperty active_property_;
81   DrmProperty mode_property_;
82   DrmProperty out_fence_ptr_property_;
83   DrmProperty cgc_lut_property_;
84   DrmProperty degamma_lut_property_;
85   DrmProperty degamma_lut_size_property_;
86   DrmProperty gamma_lut_property_;
87   DrmProperty gamma_lut_size_property_;
88   DrmProperty linear_matrix_property_;
89   DrmProperty gamma_matrix_property_;
90   DrmProperty partial_region_property_;
91   DrmProperty force_bpc_property_;
92   DrmProperty disp_dither_property_;
93   DrmProperty cgc_dither_property_;
94   DrmProperty adjusted_vblank_property_;
95   DrmProperty ppc_property_;
96   DrmProperty max_disp_freq_property_;
97   DrmProperty dqe_enabled_property_;
98   DrmProperty color_mode_property_;
99   std::vector<DrmProperty *> properties_;
100 };
101 }  // namespace android
102 
103 #endif  // ANDROID_DRM_CRTC_H_
104