1 /* 2 * Copyright (C) 2021–2022 Beijing OSWare Technology Co., Ltd 3 * This file contains confidential and proprietary information of 4 * OSWare Technology Co., Ltd 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 #ifndef DRM_PLANE_H 20 #define DRM_PLANE_H 21 #include <cinttypes> 22 #include <string> 23 #include <vector> 24 #include <xf86drm.h> 25 #include <xf86drmMode.h> 26 27 namespace OHOS { 28 namespace HDI { 29 namespace DISPLAY { 30 const std::string PROP_FBID = "FB_ID"; 31 const std::string PROP_IN_FENCE_FD = "IN_FENCE_FD"; 32 const std::string PROP_CRTC_ID = "CRTC_ID"; 33 const std::string PROP_TYPE = "type"; 34 class DrmDevice; 35 36 class DrmPlane { 37 public: 38 explicit DrmPlane(drmModePlane &p); 39 virtual ~DrmPlane(); 40 int32_t Init(DrmDevice &drmDevice); GetId()41 uint32_t GetId() const 42 { 43 return mId; 44 } GetPropFbId()45 uint32_t GetPropFbId() const 46 { 47 return mPropFbId; 48 } GetPropFenceInId()49 uint32_t GetPropFenceInId() const 50 { 51 return mPropFenceInId; 52 } GetPropCrtcId()53 uint32_t GetPropCrtcId() const 54 { 55 return mPropCrtcId; 56 } GetPossibleCrtcs()57 uint32_t GetPossibleCrtcs() const 58 { 59 return mPossibleCrtcs; 60 } GetType()61 uint32_t GetType() const 62 { 63 return mType; 64 } BindToPipe(uint32_t pipe)65 void BindToPipe(uint32_t pipe) 66 { 67 mPipe = pipe; 68 } UnBindPipe()69 void UnBindPipe() 70 { 71 mPipe = 0; 72 } IsIdle()73 bool IsIdle() const 74 { 75 return (mPipe == 0); 76 } 77 78 private: 79 uint32_t mId = 0; 80 uint32_t mPossibleCrtcs = 0; 81 uint32_t mPropFbId = 0; 82 uint32_t mPropFenceInId = 0; 83 uint32_t mPropCrtcId = 0; 84 uint32_t mPipe = 0; 85 uint32_t mType = 0; 86 std::vector<uint32_t> mFormats; 87 }; 88 } // namespace OHOS 89 } // namespace HDI 90 } // namespace DISPLAY 91 92 #endif // DRM_PLANE_H