1 /* 2 * Copyright (C) 2024 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 <aidl/android/hardware/graphics/composer3/IComposerCallback.h> 20 21 #include "drm/DrmHwc.h" 22 #include "hwc3/ComposerResources.h" 23 24 namespace aidl::android::hardware::graphics::composer3::impl { 25 26 class DrmHwcThree : public ::android::DrmHwc { 27 public: DrmHwcThree(ComposerResources * composer_resources)28 explicit DrmHwcThree(ComposerResources* composer_resources) 29 : composer_resources_(composer_resources) { 30 } 31 ~DrmHwcThree() override; 32 33 void Init(std::shared_ptr<IComposerCallback> callback); 34 35 // DrmHwcInterface 36 void SendVsyncEventToClient(hwc2_display_t display_id, int64_t timestamp, 37 uint32_t vsync_period) const override; 38 void SendVsyncPeriodTimingChangedEventToClient( 39 hwc2_display_t display_id, int64_t timestamp) const override; 40 void SendRefreshEventToClient(uint64_t display_id) override; 41 void SendHotplugEventToClient(hwc2_display_t display_id, 42 DrmHwc::DisplayStatus display_status) override; 43 44 private: 45 void CleanDisplayResources(uint64_t display_id); 46 void HandleDisplayHotplugEvent(uint64_t display_id, bool connected); 47 48 std::shared_ptr<IComposerCallback> composer_callback_; 49 ComposerResources* composer_resources_; 50 }; 51 } // namespace aidl::android::hardware::graphics::composer3::impl 52