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 #pragma once 18 19 #include <xf86drmMode.h> 20 21 #include <cstdint> 22 #include <string> 23 #include <vector> 24 25 #include "DrmEncoder.h" 26 #include "DrmMode.h" 27 #include "DrmProperty.h" 28 #include "DrmUnique.h" 29 #include "compositor/DisplayInfo.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 82 bool IsLinkStatusGood(); 83 GetModes()84 auto &GetModes() const { 85 return modes_; 86 } 87 GetDpmsProperty()88 auto &GetDpmsProperty() const { 89 return dpms_property_; 90 } 91 GetCrtcIdProperty()92 auto &GetCrtcIdProperty() const { 93 return crtc_id_property_; 94 } 95 GetEdidProperty()96 auto &GetEdidProperty() const { 97 return edid_property_; 98 } 99 GetColorspaceProperty()100 auto &GetColorspaceProperty() const { 101 return colorspace_property_; 102 } 103 GetColorspacePropertyValue(Colorspace c)104 auto GetColorspacePropertyValue(Colorspace c) { 105 return colorspace_enum_map_[c]; 106 } 107 GetContentTypeProperty()108 auto &GetContentTypeProperty() const { 109 return content_type_property_; 110 } 111 GetWritebackFbIdProperty()112 auto &GetWritebackFbIdProperty() const { 113 return writeback_fb_id_; 114 } 115 GetWritebackOutFenceProperty()116 auto &GetWritebackOutFenceProperty() const { 117 return writeback_out_fence_; 118 } 119 GetPanelOrientationProperty()120 auto &GetPanelOrientationProperty() const { 121 return panel_orientation_; 122 } 123 IsConnected()124 auto IsConnected() const { 125 return connector_->connection == DRM_MODE_CONNECTED; 126 } 127 GetMmWidth()128 auto GetMmWidth() const { 129 return connector_->mmWidth; 130 } 131 GetMmHeight()132 auto GetMmHeight() const { 133 return connector_->mmHeight; 134 }; 135 136 auto GetPanelOrientation() -> std::optional<PanelOrientation>; 137 138 private: DrmConnector(DrmModeConnectorUnique connector,DrmDevice * drm,uint32_t index)139 DrmConnector(DrmModeConnectorUnique connector, DrmDevice *drm, uint32_t index) 140 : connector_(std::move(connector)), 141 drm_(drm), 142 index_in_res_array_(index) {}; 143 144 DrmModeConnectorUnique connector_; 145 DrmDevice *const drm_; 146 147 auto Init() -> bool; 148 auto GetConnectorProperty(const char *prop_name, DrmProperty *property, 149 bool is_optional = false) -> bool; 150 151 const uint32_t index_in_res_array_; 152 153 std::vector<DrmMode> modes_; 154 155 DrmProperty dpms_property_; 156 DrmProperty crtc_id_property_; 157 DrmProperty edid_property_; 158 DrmProperty colorspace_property_; 159 DrmProperty content_type_property_; 160 161 DrmProperty link_status_property_; 162 DrmProperty writeback_pixel_formats_; 163 DrmProperty writeback_fb_id_; 164 DrmProperty writeback_out_fence_; 165 DrmProperty panel_orientation_; 166 167 std::map<Colorspace, uint64_t> colorspace_enum_map_; 168 std::map<uint64_t, PanelOrientation> panel_orientation_enum_map_; 169 }; 170 } // namespace android 171