99 lines
2.8 KiB
C++
99 lines
2.8 KiB
C++
/*
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* Copyright (C) 2024 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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#define LOG_TAG "drmhwc"
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#define ATRACE_TAG (ATRACE_TAG_GRAPHICS | ATRACE_TAG_HAL)
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#include "Composer.h"
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#include <android/binder_ibinder_platform.h>
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#include "hwc3/ComposerClient.h"
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#include "hwc3/Utils.h"
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#include "utils/properties.h"
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using ::android::drm_hwcomposer::Properties;
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namespace aidl::android::hardware::graphics::composer3::impl {
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ndk::ScopedAStatus Composer::createClient(
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std::shared_ptr<IComposerClient>* out_client) {
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DEBUG_FUNC();
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if (!client_.expired()) {
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return ToBinderStatus(hwc3::Error::kNoResources);
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}
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auto client = ndk::SharedRefBase::make<ComposerClient>();
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if (!client) {
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*out_client = nullptr;
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return ToBinderStatus(hwc3::Error::kNoResources);
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}
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client->Init();
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*out_client = client;
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client_ = client;
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return ndk::ScopedAStatus::ok();
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}
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binder_status_t Composer::dump(int fd, const char** /*args*/,
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uint32_t /*numArgs*/) {
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std::stringstream output;
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output << "hwc3-drm\n\n";
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auto client_instance = client_.lock();
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if (!client_instance) {
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return STATUS_OK;
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}
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// NOLINTNEXTLINE(cppcoreguidelines-pro-type-static-cast-downcast)
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auto* client = static_cast<ComposerClient*>(client_instance.get());
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output << client->Dump();
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auto output_str = output.str();
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write(fd, output_str.c_str(), output_str.size());
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return STATUS_OK;
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}
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ndk::ScopedAStatus Composer::getCapabilities(std::vector<Capability>* caps) {
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DEBUG_FUNC();
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/* No capabilities advertised */
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caps->clear();
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if (Properties::IsPresentFenceNotReliable()) {
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caps->emplace_back(Capability::PRESENT_FENCE_IS_NOT_RELIABLE);
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}
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caps->emplace_back(Capability::LAYER_LIFECYCLE_BATCH_COMMAND);
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// Report boot-display-config support so the framework populates a
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// system-preferred display mode. Without this, DisplayManager leaves the
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// system-preferred mode unset and TV Settings crashes dereferencing the null
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// returned by Display.getSystemPreferredDisplayMode().
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caps->emplace_back(Capability::BOOT_DISPLAY_CONFIG);
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return ndk::ScopedAStatus::ok();
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}
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::ndk::SpAIBinder Composer::createBinder() {
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auto binder = BnComposer::createBinder();
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AIBinder_setInheritRt(binder.get(), true);
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return binder;
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}
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} // namespace aidl::android::hardware::graphics::composer3::impl
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