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_CONNECTOR_H_ 18 #define ANDROID_DRM_CONNECTOR_H_ 19 20 #include <xf86drmMode.h> 21 22 #include <cstdint> 23 #include <string> 24 #include <vector> 25 26 #include "DrmEncoder.h" 27 #include "DrmMode.h" 28 #include "DrmProperty.h" 29 #include "DrmUnique.h" 30 31 namespace android { 32 33 class DrmDevice; 34 35 class DrmConnector : public PipelineBindable<DrmConnector> { 36 public: 37 static auto CreateInstance(DrmDevice &dev, uint32_t connector_id, 38 uint32_t index) -> std::unique_ptr<DrmConnector>; 39 40 DrmConnector(const DrmProperty &) = delete; 41 DrmConnector &operator=(const DrmProperty &) = delete; 42 43 int UpdateEdidProperty(); 44 auto GetEdidBlob() -> DrmModePropertyBlobUnique; 45 46 auto GetDev() const -> DrmDevice & { 47 return *drm_; 48 } 49 GetId()50 auto GetId() const { 51 return connector_->connector_id; 52 } 53 GetIndexInResArray()54 auto GetIndexInResArray() const { 55 return index_in_res_array_; 56 } 57 GetCurrentEncoderId()58 auto GetCurrentEncoderId() const { 59 return connector_->encoder_id; 60 } 61 SupportsEncoder(DrmEncoder & enc)62 auto SupportsEncoder(DrmEncoder &enc) const { 63 for (int i = 0; i < connector_->count_encoders; i++) { 64 // NOLINTNEXTLINE(cppcoreguidelines-pro-bounds-pointer-arithmetic) 65 if (connector_->encoders[i] == enc.GetId()) { 66 return true; 67 } 68 } 69 70 return false; 71 } 72 73 bool IsInternal() const; 74 bool IsExternal() const; 75 bool IsWriteback() const; 76 bool IsValid() const; 77 78 std::string GetName() const; 79 80 int UpdateModes(); 81 GetModes()82 auto &GetModes() const { 83 return modes_; 84 } 85 GetActiveMode()86 auto &GetActiveMode() const { 87 return active_mode_; 88 } 89 90 void SetActiveMode(DrmMode &mode); 91 GetDpmsProperty()92 auto &GetDpmsProperty() const { 93 return dpms_property_; 94 } 95 GetCrtcIdProperty()96 auto &GetCrtcIdProperty() const { 97 return crtc_id_property_; 98 } 99 GetEdidProperty()100 auto &GetEdidProperty() const { 101 return edid_property_; 102 } 103 IsConnected()104 auto IsConnected() const { 105 return connector_->connection == DRM_MODE_CONNECTED; 106 } 107 GetMmWidth()108 auto GetMmWidth() const { 109 return connector_->mmWidth; 110 } 111 GetMmHeight()112 auto GetMmHeight() const { 113 return connector_->mmHeight; 114 }; 115 116 private: DrmConnector(DrmModeConnectorUnique connector,DrmDevice * drm,uint32_t index)117 DrmConnector(DrmModeConnectorUnique connector, DrmDevice *drm, uint32_t index) 118 : connector_(std::move(connector)), 119 drm_(drm), 120 index_in_res_array_(index){}; 121 122 DrmModeConnectorUnique connector_; 123 DrmDevice *const drm_; 124 125 const uint32_t index_in_res_array_; 126 127 DrmMode active_mode_; 128 std::vector<DrmMode> modes_; 129 130 DrmProperty dpms_property_; 131 DrmProperty crtc_id_property_; 132 DrmProperty edid_property_; 133 DrmProperty writeback_pixel_formats_; 134 DrmProperty writeback_fb_id_; 135 DrmProperty writeback_out_fence_; 136 }; 137 } // namespace android 138 139 #endif // ANDROID_DRM_PLANE_H_ 140