91 lines
3.1 KiB
C++
91 lines
3.1 KiB
C++
/*
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* Copyright (C) 2016 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_HWC_TWO_H_
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#define ANDROID_DRM_HWC_TWO_H_
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#include <hardware/hwcomposer2.h>
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#include "drm/ResourceManager.h"
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#include "hwc2_device/HwcDisplay.h"
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namespace android {
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class DrmHwcTwo : public PipelineToFrontendBindingInterface {
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public:
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DrmHwcTwo();
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~DrmHwcTwo() override = default;
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std::pair<HWC2_PFN_HOTPLUG, hwc2_callback_data_t> hotplug_callback_{};
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std::pair<HWC2_PFN_VSYNC, hwc2_callback_data_t> vsync_callback_{};
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#if PLATFORM_SDK_VERSION > 29
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std::pair<HWC2_PFN_VSYNC_2_4, hwc2_callback_data_t> vsync_2_4_callback_{};
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std::pair<HWC2_PFN_VSYNC_PERIOD_TIMING_CHANGED, hwc2_callback_data_t>
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period_timing_changed_callback_{};
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#endif
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std::pair<HWC2_PFN_REFRESH, hwc2_callback_data_t> refresh_callback_{};
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// Device functions
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HWC2::Error CreateVirtualDisplay(uint32_t width, uint32_t height,
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int32_t *format, hwc2_display_t *display);
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HWC2::Error DestroyVirtualDisplay(hwc2_display_t display);
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void Dump(uint32_t *outSize, char *outBuffer);
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uint32_t GetMaxVirtualDisplayCount();
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HWC2::Error RegisterCallback(int32_t descriptor, hwc2_callback_data_t data,
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hwc2_function_pointer_t function);
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auto GetDisplay(hwc2_display_t display_handle) {
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return displays_.count(display_handle) != 0
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? displays_[display_handle].get()
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: nullptr;
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}
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auto &GetResMan() {
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return resource_manager_;
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}
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void ScheduleHotplugEvent(hwc2_display_t displayid, bool connected) {
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deferred_hotplug_events_[displayid] = connected;
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}
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// PipelineToFrontendBindingInterface
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bool BindDisplay(DrmDisplayPipeline *pipeline) override;
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bool UnbindDisplay(DrmDisplayPipeline *pipeline) override;
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void FinalizeDisplayBinding() override;
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void SendVsyncEventToClient(hwc2_display_t displayid, int64_t timestamp,
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uint32_t vsync_period) const;
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void SendVsyncPeriodTimingChangedEventToClient(hwc2_display_t displayid,
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int64_t timestamp) const;
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private:
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void SendHotplugEventToClient(hwc2_display_t displayid, bool connected);
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ResourceManager resource_manager_;
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std::map<hwc2_display_t, std::unique_ptr<HwcDisplay>> displays_;
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std::map<DrmDisplayPipeline *, hwc2_display_t> display_handles_;
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std::string mDumpString;
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std::map<hwc2_display_t, bool> deferred_hotplug_events_;
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std::vector<hwc2_display_t> displays_for_removal_list_;
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uint32_t last_display_handle_ = kPrimaryDisplay;
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};
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} // namespace android
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#endif
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