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_H_ 18 #define ANDROID_DRM_H_ 19 20 #include "drmcompositor.h" 21 #include "drmconnector.h" 22 #include "drmcrtc.h" 23 #include "drmencoder.h" 24 #include "drmeventlistener.h" 25 #include "drmplane.h" 26 27 #include <stdint.h> 28 29 namespace android { 30 31 class DrmResources { 32 public: 33 DrmResources(); 34 ~DrmResources(); 35 36 int Init(); 37 fd()38 int fd() const { 39 return fd_.get(); 40 } 41 connectors()42 const std::vector<std::unique_ptr<DrmConnector>> &connectors() const { 43 return connectors_; 44 } 45 planes()46 const std::vector<std::unique_ptr<DrmPlane>> &planes() const { 47 return planes_; 48 } 49 50 DrmConnector *GetConnectorForDisplay(int display) const; 51 DrmCrtc *GetCrtcForDisplay(int display) const; 52 DrmPlane *GetPlane(uint32_t id) const; 53 DrmCompositor *compositor(); 54 DrmEventListener *event_listener(); 55 56 int GetPlaneProperty(const DrmPlane &plane, const char *prop_name, 57 DrmProperty *property); 58 int GetCrtcProperty(const DrmCrtc &crtc, const char *prop_name, 59 DrmProperty *property); 60 int GetConnectorProperty(const DrmConnector &connector, const char *prop_name, 61 DrmProperty *property); 62 63 uint32_t next_mode_id(); 64 int SetDisplayActiveMode(int display, const DrmMode &mode); 65 int SetDpmsMode(int display, uint64_t mode); 66 67 int CreatePropertyBlob(void *data, size_t length, uint32_t *blob_id); 68 int DestroyPropertyBlob(uint32_t blob_id); 69 70 private: 71 int TryEncoderForDisplay(int display, DrmEncoder *enc); 72 int GetProperty(uint32_t obj_id, uint32_t obj_type, const char *prop_name, 73 DrmProperty *property); 74 75 int CreateDisplayPipe(DrmConnector *connector); 76 77 UniqueFd fd_; 78 uint32_t mode_id_ = 0; 79 80 std::vector<std::unique_ptr<DrmConnector>> connectors_; 81 std::vector<std::unique_ptr<DrmEncoder>> encoders_; 82 std::vector<std::unique_ptr<DrmCrtc>> crtcs_; 83 std::vector<std::unique_ptr<DrmPlane>> planes_; 84 DrmCompositor compositor_; 85 DrmEventListener event_listener_; 86 }; 87 } 88 89 #endif // ANDROID_DRM_H_ 90