bunnei
GitHub
commit
25d607f5f6
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// Copyright 2020 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "common/thread.h"
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#include "common/thread_worker.h"
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namespace Common {
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ThreadWorker::ThreadWorker(std::size_t num_workers, const std::string& name) {
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for (std::size_t i = 0; i < num_workers; ++i)
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threads.emplace_back([this, thread_name{std::string{name}}] {
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Common::SetCurrentThreadName(thread_name.c_str());
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// Wait for first request
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{
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std::unique_lock lock{queue_mutex};
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condition.wait(lock, [this] { return stop || !requests.empty(); });
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}
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while (true) {
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std::function<void()> task;
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{
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std::unique_lock lock{queue_mutex};
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condition.wait(lock, [this] { return stop || !requests.empty(); });
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if (stop || requests.empty()) {
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return;
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}
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task = std::move(requests.front());
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requests.pop();
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}
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task();
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}
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});
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}
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ThreadWorker::~ThreadWorker() {
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{
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std::unique_lock lock{queue_mutex};
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stop = true;
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}
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condition.notify_all();
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for (std::thread& thread : threads) {
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thread.join();
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}
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}
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void ThreadWorker::QueueWork(std::function<void()>&& work) {
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{
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std::unique_lock lock{queue_mutex};
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requests.emplace(work);
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}
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condition.notify_one();
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}
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} // namespace Common
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@ -0,0 +1,30 @@
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// Copyright 2020 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <atomic>
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#include <functional>
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#include <mutex>
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#include <string>
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#include <vector>
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#include <queue>
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namespace Common {
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class ThreadWorker final {
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public:
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explicit ThreadWorker(std::size_t num_workers, const std::string& name);
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~ThreadWorker();
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void QueueWork(std::function<void()>&& work);
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private:
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std::vector<std::thread> threads;
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std::queue<std::function<void()>> requests;
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std::mutex queue_mutex;
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std::condition_variable condition;
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std::atomic_bool stop{};
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};
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} // namespace Common
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// Copyright 2020 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <condition_variable>
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#include <functional>
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#include <mutex>
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#include <thread>
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#include <vector>
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#include <queue>
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#include "common/assert.h"
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#include "common/scope_exit.h"
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#include "common/thread.h"
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#include "core/core.h"
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#include "core/hle/kernel/kernel.h"
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#include "core/hle/kernel/server_session.h"
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#include "core/hle/kernel/service_thread.h"
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#include "core/hle/lock.h"
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#include "video_core/renderer_base.h"
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namespace Kernel {
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class ServiceThread::Impl final {
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public:
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explicit Impl(KernelCore& kernel, std::size_t num_threads, const std::string& name);
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~Impl();
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void QueueSyncRequest(ServerSession& session, std::shared_ptr<HLERequestContext>&& context);
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private:
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std::vector<std::thread> threads;
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std::queue<std::function<void()>> requests;
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std::mutex queue_mutex;
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std::condition_variable condition;
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const std::string service_name;
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bool stop{};
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};
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ServiceThread::Impl::Impl(KernelCore& kernel, std::size_t num_threads, const std::string& name)
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: service_name{name} {
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for (std::size_t i = 0; i < num_threads; ++i)
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threads.emplace_back([this, &kernel] {
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Common::SetCurrentThreadName(std::string{"yuzu:HleService:" + service_name}.c_str());
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// Wait for first request before trying to acquire a render context
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{
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std::unique_lock lock{queue_mutex};
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condition.wait(lock, [this] { return stop || !requests.empty(); });
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}
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kernel.RegisterHostThread();
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while (true) {
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std::function<void()> task;
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{
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std::unique_lock lock{queue_mutex};
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condition.wait(lock, [this] { return stop || !requests.empty(); });
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if (stop || requests.empty()) {
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return;
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}
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task = std::move(requests.front());
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requests.pop();
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}
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task();
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}
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});
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}
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void ServiceThread::Impl::QueueSyncRequest(ServerSession& session,
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std::shared_ptr<HLERequestContext>&& context) {
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{
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std::unique_lock lock{queue_mutex};
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// ServerSession owns the service thread, so we cannot caption a strong pointer here in the
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// event that the ServerSession is terminated.
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std::weak_ptr<ServerSession> weak_ptr{SharedFrom(&session)};
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requests.emplace([weak_ptr, context{std::move(context)}]() {
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if (auto strong_ptr = weak_ptr.lock()) {
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strong_ptr->CompleteSyncRequest(*context);
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}
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});
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}
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condition.notify_one();
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}
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ServiceThread::Impl::~Impl() {
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{
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std::unique_lock lock{queue_mutex};
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stop = true;
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}
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condition.notify_all();
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for (std::thread& thread : threads) {
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thread.join();
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}
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}
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ServiceThread::ServiceThread(KernelCore& kernel, std::size_t num_threads, const std::string& name)
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: impl{std::make_unique<Impl>(kernel, num_threads, name)} {}
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ServiceThread::~ServiceThread() = default;
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void ServiceThread::QueueSyncRequest(ServerSession& session,
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std::shared_ptr<HLERequestContext>&& context) {
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impl->QueueSyncRequest(session, std::move(context));
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}
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} // namespace Kernel
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// Copyright 2020 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <memory>
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#include <string>
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namespace Kernel {
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class HLERequestContext;
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class KernelCore;
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class ServerSession;
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class ServiceThread final {
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public:
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explicit ServiceThread(KernelCore& kernel, std::size_t num_threads, const std::string& name);
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~ServiceThread();
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void QueueSyncRequest(ServerSession& session, std::shared_ptr<HLERequestContext>&& context);
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private:
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class Impl;
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std::unique_ptr<Impl> impl;
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};
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} // namespace Kernel
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@ -1,161 +0,0 @@
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// Copyright 2020 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <atomic>
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#include <memory>
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#include <string>
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#include <string_view>
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#include <thread>
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#include <variant>
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#include <vector>
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#include <fmt/format.h>
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#include "common/assert.h"
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#include "common/microprofile.h"
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#include "common/thread.h"
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#include "core/core.h"
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#include "core/hle/kernel/hle_ipc.h"
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#include "core/hle/kernel/kernel.h"
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#include "core/hle/kernel/thread.h"
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#include "core/hle/kernel/writable_event.h"
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namespace Service::Sockets {
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/**
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* Worker abstraction to execute blocking calls on host without blocking the guest thread
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*
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* @tparam Service Service where the work is executed
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* @tparam Types Types of work to execute
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*/
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template <class Service, class... Types>
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class BlockingWorker {
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using This = BlockingWorker<Service, Types...>;
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using WorkVariant = std::variant<std::monostate, Types...>;
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public:
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/// Create a new worker
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static std::unique_ptr<This> Create(Core::System& system, Service* service,
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std::string_view name) {
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return std::unique_ptr<This>(new This(system, service, name));
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}
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~BlockingWorker() {
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while (!is_available.load(std::memory_order_relaxed)) {
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// Busy wait until work is finished
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std::this_thread::yield();
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}
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// Monostate means to exit the thread
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work = std::monostate{};
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work_event.Set();
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thread.join();
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}
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/**
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* Try to capture the worker to send work after a success
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* @returns True when the worker has been successfully captured
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*/
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bool TryCapture() {
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bool expected = true;
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return is_available.compare_exchange_weak(expected, false, std::memory_order_relaxed,
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std::memory_order_relaxed);
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}
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/**
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* Send work to this worker abstraction
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* @see TryCapture must be called before attempting to call this function
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*/
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template <class Work>
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void SendWork(Work new_work) {
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ASSERT_MSG(!is_available, "Trying to send work on a worker that's not captured");
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work = std::move(new_work);
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work_event.Set();
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}
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/// Generate a callback for @see SleepClientThread
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template <class Work>
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auto Callback() {
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return [this](std::shared_ptr<Kernel::Thread>, Kernel::HLERequestContext& ctx,
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Kernel::ThreadWakeupReason reason) {
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ASSERT(reason == Kernel::ThreadWakeupReason::Signal);
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std::get<Work>(work).Response(ctx);
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is_available.store(true);
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};
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}
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/// Get kernel event that will be signalled by the worker when the host operation finishes
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std::shared_ptr<Kernel::WritableEvent> KernelEvent() const {
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return kernel_event;
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}
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private:
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explicit BlockingWorker(Core::System& system, Service* service, std::string_view name) {
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auto pair = Kernel::WritableEvent::CreateEventPair(system.Kernel(), std::string(name));
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kernel_event = std::move(pair.writable);
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thread = std::thread([this, &system, service, name] { Run(system, service, name); });
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}
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void Run(Core::System& system, Service* service, std::string_view name) {
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system.RegisterHostThread();
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const std::string thread_name = fmt::format("yuzu:{}", name);
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MicroProfileOnThreadCreate(thread_name.c_str());
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Common::SetCurrentThreadName(thread_name.c_str());
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bool keep_running = true;
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while (keep_running) {
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work_event.Wait();
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const auto visit_fn = [service, &keep_running]<typename T>(T&& w) {
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if constexpr (std::is_same_v<std::decay_t<T>, std::monostate>) {
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keep_running = false;
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} else {
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w.Execute(service);
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}
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};
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std::visit(visit_fn, work);
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kernel_event->Signal();
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}
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}
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std::thread thread;
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WorkVariant work;
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Common::Event work_event;
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std::shared_ptr<Kernel::WritableEvent> kernel_event;
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std::atomic_bool is_available{true};
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};
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template <class Service, class... Types>
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class BlockingWorkerPool {
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using Worker = BlockingWorker<Service, Types...>;
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public:
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explicit BlockingWorkerPool(Core::System& system_, Service* service_)
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: system{system_}, service{service_} {}
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/// Returns a captured worker thread, creating new ones if necessary
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Worker* CaptureWorker() {
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for (auto& worker : workers) {
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if (worker->TryCapture()) {
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return worker.get();
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}
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}
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auto new_worker = Worker::Create(system, service, fmt::format("BSD:{}", workers.size()));
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[[maybe_unused]] const bool success = new_worker->TryCapture();
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ASSERT(success);
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return workers.emplace_back(std::move(new_worker)).get();
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}
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private:
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Core::System& system;
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Service* const service;
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std::vector<std::unique_ptr<Worker>> workers;
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};
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} // namespace Service::Sockets
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@ -0,0 +1,31 @@
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// Copyright 2020 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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namespace Tegra {
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/**
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* Struct describing framebuffer configuration
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*/
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struct FramebufferConfig {
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enum class PixelFormat : u32 {
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A8B8G8R8_UNORM = 1,
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RGB565_UNORM = 4,
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B8G8R8A8_UNORM = 5,
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};
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VAddr address{};
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u32 offset{};
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u32 width{};
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u32 height{};
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u32 stride{};
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PixelFormat pixel_format{};
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using TransformFlags = Service::NVFlinger::BufferQueue::BufferTransformFlags;
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TransformFlags transform_flags{};
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Common::Rectangle<int> crop_rect;
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};
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} // namespace Tegra
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@ -1,86 +0,0 @@
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// Copyright 2019 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "core/core.h"
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#include "core/hardware_interrupt_manager.h"
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#include "video_core/gpu_asynch.h"
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#include "video_core/gpu_thread.h"
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#include "video_core/renderer_base.h"
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namespace VideoCommon {
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GPUAsynch::GPUAsynch(Core::System& system_, bool use_nvdec_)
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: GPU{system_, true, use_nvdec_}, gpu_thread{system_} {}
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GPUAsynch::~GPUAsynch() = default;
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void GPUAsynch::Start() {
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gpu_thread.StartThread(*renderer, renderer->Context(), *dma_pusher, *cdma_pusher);
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cpu_context = renderer->GetRenderWindow().CreateSharedContext();
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cpu_context->MakeCurrent();
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}
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void GPUAsynch::ObtainContext() {
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cpu_context->MakeCurrent();
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}
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void GPUAsynch::ReleaseContext() {
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cpu_context->DoneCurrent();
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}
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void GPUAsynch::PushGPUEntries(Tegra::CommandList&& entries) {
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gpu_thread.SubmitList(std::move(entries));
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}
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void GPUAsynch::PushCommandBuffer(Tegra::ChCommandHeaderList& entries) {
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if (!use_nvdec) {
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return;
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}
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// This condition fires when a video stream ends, clear all intermediary data
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if (entries[0].raw == 0xDEADB33F) {
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cdma_pusher.reset();
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return;
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}
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if (!cdma_pusher) {
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cdma_pusher = std::make_unique<Tegra::CDmaPusher>(*this);
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}
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// SubmitCommandBuffer would make the nvdec operations async, this is not currently working
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// TODO(ameerj): RE proper async nvdec operation
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// gpu_thread.SubmitCommandBuffer(std::move(entries));
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cdma_pusher->Push(std::move(entries));
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cdma_pusher->DispatchCalls();
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}
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void GPUAsynch::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
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gpu_thread.SwapBuffers(framebuffer);
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}
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void GPUAsynch::FlushRegion(VAddr addr, u64 size) {
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gpu_thread.FlushRegion(addr, size);
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}
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void GPUAsynch::InvalidateRegion(VAddr addr, u64 size) {
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gpu_thread.InvalidateRegion(addr, size);
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}
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void GPUAsynch::FlushAndInvalidateRegion(VAddr addr, u64 size) {
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gpu_thread.FlushAndInvalidateRegion(addr, size);
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}
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void GPUAsynch::TriggerCpuInterrupt(const u32 syncpoint_id, const u32 value) const {
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auto& interrupt_manager = system.InterruptManager();
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interrupt_manager.GPUInterruptSyncpt(syncpoint_id, value);
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}
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void GPUAsynch::WaitIdle() const {
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gpu_thread.WaitIdle();
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}
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void GPUAsynch::OnCommandListEnd() {
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gpu_thread.OnCommandListEnd();
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}
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} // namespace VideoCommon
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@ -1,47 +0,0 @@
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// Copyright 2019 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#pragma once
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#include "video_core/gpu.h"
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#include "video_core/gpu_thread.h"
|
||||
|
||||
namespace Core::Frontend {
|
||||
class GraphicsContext;
|
||||
}
|
||||
|
||||
namespace VideoCore {
|
||||
class RendererBase;
|
||||
} // namespace VideoCore
|
||||
|
||||
namespace VideoCommon {
|
||||
|
||||
/// Implementation of GPU interface that runs the GPU asynchronously
|
||||
class GPUAsynch final : public Tegra::GPU {
|
||||
public:
|
||||
explicit GPUAsynch(Core::System& system_, bool use_nvdec_);
|
||||
~GPUAsynch() override;
|
||||
|
||||
void Start() override;
|
||||
void ObtainContext() override;
|
||||
void ReleaseContext() override;
|
||||
void PushGPUEntries(Tegra::CommandList&& entries) override;
|
||||
void PushCommandBuffer(Tegra::ChCommandHeaderList& entries) override;
|
||||
void SwapBuffers(const Tegra::FramebufferConfig* framebuffer) override;
|
||||
void FlushRegion(VAddr addr, u64 size) override;
|
||||
void InvalidateRegion(VAddr addr, u64 size) override;
|
||||
void FlushAndInvalidateRegion(VAddr addr, u64 size) override;
|
||||
void WaitIdle() const override;
|
||||
|
||||
void OnCommandListEnd() override;
|
||||
|
||||
protected:
|
||||
void TriggerCpuInterrupt(u32 syncpoint_id, u32 value) const override;
|
||||
|
||||
private:
|
||||
GPUThread::ThreadManager gpu_thread;
|
||||
std::unique_ptr<Core::Frontend::GraphicsContext> cpu_context;
|
||||
};
|
||||
|
||||
} // namespace VideoCommon
|
||||
@ -1,61 +0,0 @@
|
||||
// Copyright 2019 yuzu Emulator Project
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#include "video_core/gpu_synch.h"
|
||||
#include "video_core/renderer_base.h"
|
||||
|
||||
namespace VideoCommon {
|
||||
|
||||
GPUSynch::GPUSynch(Core::System& system_, bool use_nvdec_) : GPU{system_, false, use_nvdec_} {}
|
||||
|
||||
GPUSynch::~GPUSynch() = default;
|
||||
|
||||
void GPUSynch::Start() {}
|
||||
|
||||
void GPUSynch::ObtainContext() {
|
||||
renderer->Context().MakeCurrent();
|
||||
}
|
||||
|
||||
void GPUSynch::ReleaseContext() {
|
||||
renderer->Context().DoneCurrent();
|
||||
}
|
||||
|
||||
void GPUSynch::PushGPUEntries(Tegra::CommandList&& entries) {
|
||||
dma_pusher->Push(std::move(entries));
|
||||
dma_pusher->DispatchCalls();
|
||||
}
|
||||
|
||||
void GPUSynch::PushCommandBuffer(Tegra::ChCommandHeaderList& entries) {
|
||||
if (!use_nvdec) {
|
||||
return;
|
||||
}
|
||||
// This condition fires when a video stream ends, clears all intermediary data
|
||||
if (entries[0].raw == 0xDEADB33F) {
|
||||
cdma_pusher.reset();
|
||||
return;
|
||||
}
|
||||
if (!cdma_pusher) {
|
||||
cdma_pusher = std::make_unique<Tegra::CDmaPusher>(*this);
|
||||
}
|
||||
cdma_pusher->Push(std::move(entries));
|
||||
cdma_pusher->DispatchCalls();
|
||||
}
|
||||
|
||||
void GPUSynch::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
|
||||
renderer->SwapBuffers(framebuffer);
|
||||
}
|
||||
|
||||
void GPUSynch::FlushRegion(VAddr addr, u64 size) {
|
||||
renderer->Rasterizer().FlushRegion(addr, size);
|
||||
}
|
||||
|
||||
void GPUSynch::InvalidateRegion(VAddr addr, u64 size) {
|
||||
renderer->Rasterizer().InvalidateRegion(addr, size);
|
||||
}
|
||||
|
||||
void GPUSynch::FlushAndInvalidateRegion(VAddr addr, u64 size) {
|
||||
renderer->Rasterizer().FlushAndInvalidateRegion(addr, size);
|
||||
}
|
||||
|
||||
} // namespace VideoCommon
|
||||
@ -1,41 +0,0 @@
|
||||
// Copyright 2019 yuzu Emulator Project
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#pragma once
|
||||
|
||||
#include "video_core/gpu.h"
|
||||
|
||||
namespace Core::Frontend {
|
||||
class GraphicsContext;
|
||||
}
|
||||
|
||||
namespace VideoCore {
|
||||
class RendererBase;
|
||||
} // namespace VideoCore
|
||||
|
||||
namespace VideoCommon {
|
||||
|
||||
/// Implementation of GPU interface that runs the GPU synchronously
|
||||
class GPUSynch final : public Tegra::GPU {
|
||||
public:
|
||||
explicit GPUSynch(Core::System& system_, bool use_nvdec_);
|
||||
~GPUSynch() override;
|
||||
|
||||
void Start() override;
|
||||
void ObtainContext() override;
|
||||
void ReleaseContext() override;
|
||||
void PushGPUEntries(Tegra::CommandList&& entries) override;
|
||||
void PushCommandBuffer(Tegra::ChCommandHeaderList& entries) override;
|
||||
void SwapBuffers(const Tegra::FramebufferConfig* framebuffer) override;
|
||||
void FlushRegion(VAddr addr, u64 size) override;
|
||||
void InvalidateRegion(VAddr addr, u64 size) override;
|
||||
void FlushAndInvalidateRegion(VAddr addr, u64 size) override;
|
||||
void WaitIdle() const override {}
|
||||
|
||||
protected:
|
||||
void TriggerCpuInterrupt([[maybe_unused]] u32 syncpoint_id,
|
||||
[[maybe_unused]] u32 value) const override {}
|
||||
};
|
||||
|
||||
} // namespace VideoCommon
|
||||
Loading…
Reference in New Issue