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https://github.com/yuzu-emu/yuzu.git
synced 2024-08-23 00:30:41 +02:00
hle: service: Acquire and release a lock on requests.
- This makes it such that we can safely access service members from CoreTiming thread.
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c7a06908ae
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@ -11,7 +11,6 @@
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#include "audio_core/info_updater.h"
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#include "audio_core/voice_context.h"
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#include "common/logging/log.h"
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#include "core/hle/kernel/writable_event.h"
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#include "core/memory.h"
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#include "core/settings.h"
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@ -71,10 +70,9 @@ namespace {
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namespace AudioCore {
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AudioRenderer::AudioRenderer(Core::Timing::CoreTiming& core_timing, Core::Memory::Memory& memory_,
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AudioCommon::AudioRendererParameter params,
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std::shared_ptr<Kernel::WritableEvent> buffer_event_,
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Stream::ReleaseCallback&& release_callback,
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std::size_t instance_number)
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: worker_params{params}, buffer_event{buffer_event_},
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memory_pool_info(params.effect_count + params.voice_count * 4),
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: worker_params{params}, memory_pool_info(params.effect_count + params.voice_count * 4),
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voice_context(params.voice_count), effect_context(params.effect_count), mix_context(),
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sink_context(params.sink_count), splitter_context(),
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voices(params.voice_count), memory{memory_},
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@ -85,10 +83,9 @@ AudioRenderer::AudioRenderer(Core::Timing::CoreTiming& core_timing, Core::Memory
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params.num_splitter_send_channels);
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mix_context.Initialize(behavior_info, params.submix_count + 1, params.effect_count);
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audio_out = std::make_unique<AudioCore::AudioOut>();
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stream =
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audio_out->OpenStream(core_timing, params.sample_rate, AudioCommon::STREAM_NUM_CHANNELS,
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fmt::format("AudioRenderer-Instance{}", instance_number),
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[=]() { buffer_event_->Signal(); });
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stream = audio_out->OpenStream(
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core_timing, params.sample_rate, AudioCommon::STREAM_NUM_CHANNELS,
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fmt::format("AudioRenderer-Instance{}", instance_number), std::move(release_callback));
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audio_out->StartStream(stream);
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QueueMixedBuffer(0);
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@ -27,10 +27,6 @@ namespace Core::Timing {
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class CoreTiming;
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}
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namespace Kernel {
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class WritableEvent;
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}
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namespace Core::Memory {
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class Memory;
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}
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@ -44,8 +40,7 @@ class AudioRenderer {
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public:
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AudioRenderer(Core::Timing::CoreTiming& core_timing, Core::Memory::Memory& memory_,
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AudioCommon::AudioRendererParameter params,
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std::shared_ptr<Kernel::WritableEvent> buffer_event_,
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std::size_t instance_number);
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Stream::ReleaseCallback&& release_callback, std::size_t instance_number);
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~AudioRenderer();
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[[nodiscard]] ResultCode UpdateAudioRenderer(const std::vector<u8>& input_params,
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@ -61,7 +56,6 @@ private:
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BehaviorInfo behavior_info{};
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AudioCommon::AudioRendererParameter worker_params;
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std::shared_ptr<Kernel::WritableEvent> buffer_event;
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std::vector<ServerMemoryPoolInfo> memory_pool_info;
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VoiceContext voice_context;
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EffectContext effect_context;
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@ -70,8 +70,10 @@ public:
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Kernel::WritableEvent::CreateEventPair(system.Kernel(), "IAudioOutBufferReleased");
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stream = audio_core.OpenStream(system.CoreTiming(), audio_params.sample_rate,
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audio_params.channel_count, std::move(unique_name),
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[this] { buffer_event.writable->Signal(); });
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audio_params.channel_count, std::move(unique_name), [this] {
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const auto guard = LockService();
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buffer_event.writable->Signal();
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});
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}
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private:
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@ -49,16 +49,16 @@ public:
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system_event =
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Kernel::WritableEvent::CreateEventPair(system.Kernel(), "IAudioRenderer:SystemEvent");
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renderer = std::make_unique<AudioCore::AudioRenderer>(system.CoreTiming(), system.Memory(),
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audren_params, system_event.writable,
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renderer = std::make_unique<AudioCore::AudioRenderer>(
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system.CoreTiming(), system.Memory(), audren_params,
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[this]() {
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const auto guard = LockService();
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system_event.writable->Signal();
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},
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instance_number);
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}
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private:
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void UpdateAudioCallback() {
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system_event.writable->Signal();
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}
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void GetSampleRate(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_Audio, "called");
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@ -78,11 +78,13 @@ IAppletResource::IAppletResource(Core::System& system_)
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pad_update_event = Core::Timing::CreateEvent(
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"HID::UpdatePadCallback",
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[this](std::uintptr_t user_data, std::chrono::nanoseconds ns_late) {
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const auto guard = LockService();
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UpdateControllers(user_data, ns_late);
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});
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motion_update_event = Core::Timing::CreateEvent(
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"HID::MotionPadCallback",
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[this](std::uintptr_t user_data, std::chrono::nanoseconds ns_late) {
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const auto guard = LockService();
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UpdateMotion(user_data, ns_late);
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});
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@ -95,9 +95,14 @@ ServiceFrameworkBase::ServiceFrameworkBase(Core::System& system_, const char* se
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: system{system_}, service_name{service_name_}, max_sessions{max_sessions_},
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handler_invoker{handler_invoker_} {}
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ServiceFrameworkBase::~ServiceFrameworkBase() = default;
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ServiceFrameworkBase::~ServiceFrameworkBase() {
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// Wait for other threads to release access before destroying
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const auto guard = LockService();
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}
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void ServiceFrameworkBase::InstallAsService(SM::ServiceManager& service_manager) {
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const auto guard = LockService();
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ASSERT(!port_installed);
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auto port = service_manager.RegisterService(service_name, max_sessions).Unwrap();
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@ -106,6 +111,8 @@ void ServiceFrameworkBase::InstallAsService(SM::ServiceManager& service_manager)
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}
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void ServiceFrameworkBase::InstallAsNamedPort(Kernel::KernelCore& kernel) {
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const auto guard = LockService();
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ASSERT(!port_installed);
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auto [server_port, client_port] =
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@ -115,17 +122,6 @@ void ServiceFrameworkBase::InstallAsNamedPort(Kernel::KernelCore& kernel) {
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port_installed = true;
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}
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std::shared_ptr<Kernel::ClientPort> ServiceFrameworkBase::CreatePort(Kernel::KernelCore& kernel) {
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ASSERT(!port_installed);
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auto [server_port, client_port] =
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Kernel::ServerPort::CreatePortPair(kernel, max_sessions, service_name);
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auto port = MakeResult(std::move(server_port)).Unwrap();
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port->SetHleHandler(shared_from_this());
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port_installed = true;
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return client_port;
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}
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void ServiceFrameworkBase::RegisterHandlersBase(const FunctionInfoBase* functions, std::size_t n) {
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handlers.reserve(handlers.size() + n);
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for (std::size_t i = 0; i < n; ++i) {
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@ -164,6 +160,8 @@ void ServiceFrameworkBase::InvokeRequest(Kernel::HLERequestContext& ctx) {
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}
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ResultCode ServiceFrameworkBase::HandleSyncRequest(Kernel::HLERequestContext& context) {
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const auto guard = LockService();
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switch (context.GetCommandType()) {
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case IPC::CommandType::Close: {
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IPC::ResponseBuilder rb{context, 2};
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@ -5,9 +5,11 @@
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#pragma once
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#include <cstddef>
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#include <mutex>
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#include <string>
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#include <boost/container/flat_map.hpp>
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#include "common/common_types.h"
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#include "common/spin_lock.h"
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#include "core/hle/kernel/hle_ipc.h"
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#include "core/hle/kernel/object.h"
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@ -68,11 +70,9 @@ public:
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void InstallAsService(SM::ServiceManager& service_manager);
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/// Creates a port pair and registers it on the kernel's global port registry.
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void InstallAsNamedPort(Kernel::KernelCore& kernel);
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/// Creates and returns an unregistered port for the service.
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std::shared_ptr<Kernel::ClientPort> CreatePort(Kernel::KernelCore& kernel);
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/// Invokes a service request routine.
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void InvokeRequest(Kernel::HLERequestContext& ctx);
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/// Handles a synchronization request for the service.
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ResultCode HandleSyncRequest(Kernel::HLERequestContext& context) override;
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protected:
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@ -80,6 +80,11 @@ protected:
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template <typename Self>
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using HandlerFnP = void (Self::*)(Kernel::HLERequestContext&);
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/// Used to gain exclusive access to the service members, e.g. from CoreTiming thread.
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[[nodiscard]] std::scoped_lock<Common::SpinLock> LockService() {
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return std::scoped_lock{lock_service};
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}
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/// System context that the service operates under.
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Core::System& system;
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@ -115,6 +120,9 @@ private:
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/// Function used to safely up-cast pointers to the derived class before invoking a handler.
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InvokerFn* handler_invoker;
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boost::container::flat_map<u32, FunctionInfoBase> handlers;
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/// Used to gain exclusive access to the service members, e.g. from CoreTiming thread.
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Common::SpinLock lock_service;
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};
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/**
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