116 lines
2.8 KiB
C++
116 lines
2.8 KiB
C++
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_DRM_H_
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#define ANDROID_DRM_H_
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#include <cstdint>
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#include <map>
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#include <tuple>
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#include "DrmConnector.h"
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#include "DrmCrtc.h"
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#include "DrmEncoder.h"
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#include "DrmFbImporter.h"
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#include "utils/UniqueFd.h"
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namespace android {
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class DrmFbImporter;
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class DrmPlane;
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class DrmDevice {
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public:
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DrmDevice();
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~DrmDevice() = default;
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auto Init(const char *path) -> int;
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auto GetFd() const {
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return fd_.Get();
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}
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auto GetConnectors() -> const std::vector<std::unique_ptr<DrmConnector>> &;
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auto GetPlanes() -> const std::vector<std::unique_ptr<DrmPlane>> &;
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auto GetCrtcs() -> const std::vector<std::unique_ptr<DrmCrtc>> &;
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auto GetEncoders() -> const std::vector<std::unique_ptr<DrmEncoder>> &;
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auto GetMinResolution() const {
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return min_resolution_;
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}
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auto GetMaxResolution() const {
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return max_resolution_;
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}
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std::string GetName() const;
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auto RegisterUserPropertyBlob(void *data, size_t length) const
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-> DrmModeUserPropertyBlobUnique;
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auto HasAddFb2ModifiersSupport() const {
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return HasAddFb2ModifiersSupport_;
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}
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auto &GetDrmFbImporter() {
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return *drm_fb_importer_;
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}
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static auto IsKMSDev(const char *path) -> bool;
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auto FindCrtcById(uint32_t id) const -> DrmCrtc * {
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for (const auto &crtc : crtcs_) {
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if (crtc->GetId() == id) {
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return crtc.get();
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}
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};
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return nullptr;
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}
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auto FindEncoderById(uint32_t id) const -> DrmEncoder * {
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for (const auto &enc : encoders_) {
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if (enc->GetId() == id) {
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return enc.get();
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}
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};
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return nullptr;
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}
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int GetProperty(uint32_t obj_id, uint32_t obj_type, const char *prop_name,
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DrmProperty *property) const;
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private:
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UniqueFd fd_;
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std::vector<std::unique_ptr<DrmConnector>> connectors_;
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std::vector<std::unique_ptr<DrmConnector>> writeback_connectors_;
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std::vector<std::unique_ptr<DrmEncoder>> encoders_;
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std::vector<std::unique_ptr<DrmCrtc>> crtcs_;
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std::vector<std::unique_ptr<DrmPlane>> planes_;
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std::pair<uint32_t, uint32_t> min_resolution_;
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std::pair<uint32_t, uint32_t> max_resolution_;
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bool HasAddFb2ModifiersSupport_{};
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std::unique_ptr<DrmFbImporter> drm_fb_importer_;
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};
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} // namespace android
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#endif // ANDROID_DRM_H_
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