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video_core/gpu: Create threads separately from initialization
Like with CPU emulation, we generally don't want to fire off the threads immediately after the relevant classes are initialized, we want to do this after all necessary data is done loading first. This splits the thread creation into its own interface member function to allow controlling when these threads in particular get created.
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10 changed files with 51 additions and 25 deletions
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@ -55,19 +55,24 @@ static void RunThread(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_p
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}
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}
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ThreadManager::ThreadManager(Core::System& system, VideoCore::RendererBase& renderer,
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Tegra::DmaPusher& dma_pusher)
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: system{system}, thread{RunThread, std::ref(renderer), std::ref(dma_pusher), std::ref(state)} {
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synchronization_event = system.CoreTiming().RegisterEvent(
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"GPUThreadSynch", [this](u64 fence, s64) { state.WaitForSynchronization(fence); });
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}
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ThreadManager::ThreadManager(Core::System& system) : system{system} {}
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ThreadManager::~ThreadManager() {
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if (!thread.joinable()) {
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return;
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}
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// Notify GPU thread that a shutdown is pending
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PushCommand(EndProcessingCommand());
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thread.join();
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}
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void ThreadManager::StartThread(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_pusher) {
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thread = std::thread{RunThread, std::ref(renderer), std::ref(dma_pusher), std::ref(state)};
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synchronization_event = system.CoreTiming().RegisterEvent(
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"GPUThreadSynch", [this](u64 fence, s64) { state.WaitForSynchronization(fence); });
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}
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void ThreadManager::SubmitList(Tegra::CommandList&& entries) {
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const u64 fence{PushCommand(SubmitListCommand(std::move(entries)))};
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const s64 synchronization_ticks{Core::Timing::usToCycles(9000)};
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