12 files changed, 8 insertions, 148 deletions

diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 3ef19f9c2..95302c419 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -138,8 +138,6 @@ add_library(core STATIC
     frontend/emu_window.h
     frontend/framebuffer_layout.cpp
     frontend/framebuffer_layout.h
-    hardware_interrupt_manager.cpp
-    hardware_interrupt_manager.h
     hid/emulated_console.cpp
     hid/emulated_console.h
     hid/emulated_controller.cpp
diff --git a/src/core/core.cpp b/src/core/core.cpp
index 13d02e75f..1deeee154 100644
--- a/src/core/core.cpp
+++ b/src/core/core.cpp
@@ -27,7 +27,6 @@
 #include "core/file_sys/savedata_factory.h"
 #include "core/file_sys/vfs_concat.h"
 #include "core/file_sys/vfs_real.h"
-#include "core/hardware_interrupt_manager.h"
 #include "core/hid/hid_core.h"
 #include "core/hle/kernel/k_memory_manager.h"
 #include "core/hle/kernel/k_process.h"
@@ -226,7 +225,6 @@ struct System::Impl {
 
         service_manager = std::make_shared<Service::SM::ServiceManager>(kernel);
         services = std::make_unique<Service::Services>(service_manager, system);
-        interrupt_manager = std::make_unique<Hardware::InterruptManager>(system);
 
         // Initialize time manager, which must happen after kernel is created
         time_manager.Initialize();
@@ -454,7 +452,6 @@ struct System::Impl {
     std::unique_ptr<Loader::AppLoader> app_loader;
     std::unique_ptr<Tegra::GPU> gpu_core;
     std::unique_ptr<Tegra::Host1x::Host1x> host1x_core;
-    std::unique_ptr<Hardware::InterruptManager> interrupt_manager;
     std::unique_ptr<Core::DeviceMemory> device_memory;
     std::unique_ptr<AudioCore::AudioCore> audio_core;
     Core::Memory::Memory memory;
@@ -680,14 +677,6 @@ const Tegra::Host1x::Host1x& System::Host1x() const {
     return *impl->host1x_core;
 }
 
-Core::Hardware::InterruptManager& System::InterruptManager() {
-    return *impl->interrupt_manager;
-}
-
-const Core::Hardware::InterruptManager& System::InterruptManager() const {
-    return *impl->interrupt_manager;
-}
-
 VideoCore::RendererBase& System::Renderer() {
     return impl->gpu_core->Renderer();
 }
diff --git a/src/core/core.h b/src/core/core.h
index e4168a921..7843cc8ad 100644
--- a/src/core/core.h
+++ b/src/core/core.h
@@ -91,10 +91,6 @@ namespace Core::Timing {
 class CoreTiming;
 }
 
-namespace Core::Hardware {
-class InterruptManager;
-}
-
 namespace Core::HID {
 class HIDCore;
 }
@@ -305,12 +301,6 @@ public:
     /// Provides a constant reference to the core timing instance.
     [[nodiscard]] const Timing::CoreTiming& CoreTiming() const;
 
-    /// Provides a reference to the interrupt manager instance.
-    [[nodiscard]] Core::Hardware::InterruptManager& InterruptManager();
-
-    /// Provides a constant reference to the interrupt manager instance.
-    [[nodiscard]] const Core::Hardware::InterruptManager& InterruptManager() const;
-
     /// Provides a reference to the kernel instance.
     [[nodiscard]] Kernel::KernelCore& Kernel();
 
diff --git a/src/core/hardware_interrupt_manager.cpp b/src/core/hardware_interrupt_manager.cpp
deleted file mode 100644
index d08cc3315..000000000
--- a/src/core/hardware_interrupt_manager.cpp
+++ /dev/null
@@ -1,32 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2019 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#include "core/core.h"
-#include "core/core_timing.h"
-#include "core/hardware_interrupt_manager.h"
-#include "core/hle/service/nvdrv/nvdrv_interface.h"
-#include "core/hle/service/sm/sm.h"
-
-namespace Core::Hardware {
-
-InterruptManager::InterruptManager(Core::System& system_in) : system(system_in) {
-    gpu_interrupt_event = Core::Timing::CreateEvent(
-        "GPUInterrupt",
-        [this](std::uintptr_t message, u64 time,
-               std::chrono::nanoseconds) -> std::optional<std::chrono::nanoseconds> {
-            auto nvdrv = system.ServiceManager().GetService<Service::Nvidia::NVDRV>("nvdrv");
-            const u32 syncpt = static_cast<u32>(message >> 32);
-            const u32 value = static_cast<u32>(message);
-            nvdrv->SignalGPUInterruptSyncpt(syncpt, value);
-            return std::nullopt;
-        });
-}
-
-InterruptManager::~InterruptManager() = default;
-
-void InterruptManager::GPUInterruptSyncpt(const u32 syncpoint_id, const u32 value) {
-    const u64 msg = (static_cast<u64>(syncpoint_id) << 32ULL) | value;
-    system.CoreTiming().ScheduleEvent(std::chrono::nanoseconds{10}, gpu_interrupt_event, msg);
-}
-
-} // namespace Core::Hardware
diff --git a/src/core/hardware_interrupt_manager.h b/src/core/hardware_interrupt_manager.h
deleted file mode 100644
index 5665c5918..000000000
--- a/src/core/hardware_interrupt_manager.h
+++ /dev/null
@@ -1,32 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2019 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#pragma once
-
-#include <memory>
-
-#include "common/common_types.h"
-
-namespace Core {
-class System;
-}
-
-namespace Core::Timing {
-struct EventType;
-}
-
-namespace Core::Hardware {
-
-class InterruptManager {
-public:
-    explicit InterruptManager(Core::System& system);
-    ~InterruptManager();
-
-    void GPUInterruptSyncpt(u32 syncpoint_id, u32 value);
-
-private:
-    Core::System& system;
-    std::shared_ptr<Core::Timing::EventType> gpu_interrupt_event;
-};
-
-} // namespace Core::Hardware
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
index ffe42d423..076edb02f 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
@@ -77,12 +77,9 @@ NvResult nvhost_ctrl::Ioctl3(DeviceFD fd, Ioctl command, const std::vector<u8>&
     return NvResult::NotImplemented;
 }
 
-void nvhost_ctrl::OnOpen(DeviceFD fd) {
-    events_interface.RegisterForSignal(this);
-}
-void nvhost_ctrl::OnClose(DeviceFD fd) {
-    events_interface.UnregisterForSignal(this);
-}
+void nvhost_ctrl::OnOpen(DeviceFD fd) {}
+
+void nvhost_ctrl::OnClose(DeviceFD fd) {}
 
 NvResult nvhost_ctrl::NvOsGetConfigU32(const std::vector<u8>& input, std::vector<u8>& output) {
     IocGetConfigParams params{};
@@ -395,21 +392,4 @@ u32 nvhost_ctrl::FindFreeNvEvent(u32 syncpoint_id) {
     return 0;
 }
 
-void nvhost_ctrl::SignalNvEvent(u32 syncpoint_id, u32 value) {
-    u64 signal_mask = events_mask;
-    while (signal_mask != 0) {
-        const u64 event_id = std::countr_zero(signal_mask);
-        signal_mask &= ~(1ULL << event_id);
-        auto& event = events[event_id];
-        if (event.assigned_syncpt != syncpoint_id || event.assigned_value != value) {
-            continue;
-        }
-        if (event.status.exchange(EventState::Signalling, std::memory_order_acq_rel) ==
-            EventState::Waiting) {
-            event.kevent->GetWritableEvent().Signal();
-        }
-        event.status.store(EventState::Signalled, std::memory_order_release);
-    }
-}
-
 } // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.h b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.h
index 136a1e925..f511c0296 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.h
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.h
@@ -56,8 +56,6 @@ public:
     };
     static_assert(sizeof(SyncpointEventValue) == sizeof(u32));
 
-    void SignalNvEvent(u32 syncpoint_id, u32 value);
-
 private:
     struct InternalEvent {
         // Mask representing registered events
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
index db3e266ad..3f981af5a 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
@@ -14,6 +14,7 @@
 #include "video_core/control/channel_state.h"
 #include "video_core/engines/puller.h"
 #include "video_core/gpu.h"
+#include "video_core/host1x/host1x.h"
 
 namespace Service::Nvidia::Devices {
 namespace {
@@ -31,7 +32,8 @@ nvhost_gpu::nvhost_gpu(Core::System& system_, EventInterface& events_interface_,
       syncpoint_manager{core_.GetSyncpointManager()}, nvmap{core.GetNvMapFile()},
       channel_state{system.GPU().AllocateChannel()} {
     channel_fence.id = syncpoint_manager.AllocateSyncpoint();
-    channel_fence.value = system_.GPU().GetSyncpointValue(channel_fence.id);
+    channel_fence.value =
+        system_.Host1x().GetSyncpointManager().GetGuestSyncpointValue(channel_fence.id);
     sm_exception_breakpoint_int_report_event =
         events_interface.CreateEvent("GpuChannelSMExceptionBreakpointInt");
     sm_exception_breakpoint_pause_report_event =
@@ -189,7 +191,8 @@ NvResult nvhost_gpu::AllocGPFIFOEx2(const std::vector<u8>& input, std::vector<u8
     }
 
     system.GPU().InitChannel(*channel_state);
-    channel_fence.value = system.GPU().GetSyncpointValue(channel_fence.id);
+    channel_fence.value =
+        system.Host1x().GetSyncpointManager().GetGuestSyncpointValue(channel_fence.id);
 
     params.fence_out = channel_fence;
 
diff --git a/src/core/hle/service/nvdrv/nvdrv.cpp b/src/core/hle/service/nvdrv/nvdrv.cpp
index 8a9f3c717..1be51e401 100644
--- a/src/core/hle/service/nvdrv/nvdrv.cpp
+++ b/src/core/hle/service/nvdrv/nvdrv.cpp
@@ -33,23 +33,6 @@ EventInterface::EventInterface(Module& module_) : module{module_}, guard{}, on_s
 
 EventInterface::~EventInterface() = default;
 
-void EventInterface::RegisterForSignal(Devices::nvhost_ctrl* device) {
-    std::unique_lock<std::mutex> lk(guard);
-    on_signal.push_back(device);
-}
-
-void EventInterface::UnregisterForSignal(Devices::nvhost_ctrl* device) {
-    std::unique_lock<std::mutex> lk(guard);
-    on_signal.remove(device);
-}
-
-void EventInterface::Signal(u32 syncpoint_id, u32 value) {
-    std::unique_lock<std::mutex> lk(guard);
-    for (auto* device : on_signal) {
-        device->SignalNvEvent(syncpoint_id, value);
-    }
-}
-
 Kernel::KEvent* EventInterface::CreateEvent(std::string name) {
     Kernel::KEvent* new_event = module.service_context.CreateEvent(std::move(name));
     return new_event;
@@ -221,10 +204,6 @@ NvResult Module::Close(DeviceFD fd) {
     return NvResult::Success;
 }
 
-void Module::SignalSyncpt(const u32 syncpoint_id, const u32 value) {
-    events_interface.Signal(syncpoint_id, value);
-}
-
 NvResult Module::QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event) {
     if (fd < 0) {
         LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
diff --git a/src/core/hle/service/nvdrv/nvdrv.h b/src/core/hle/service/nvdrv/nvdrv.h
index 1fe98cf32..31c45236e 100644
--- a/src/core/hle/service/nvdrv/nvdrv.h
+++ b/src/core/hle/service/nvdrv/nvdrv.h
@@ -49,11 +49,6 @@ public:
     EventInterface(Module& module_);
     ~EventInterface();
 
-    void RegisterForSignal(Devices::nvhost_ctrl*);
-    void UnregisterForSignal(Devices::nvhost_ctrl*);
-
-    void Signal(u32 syncpoint_id, u32 value);
-
     Kernel::KEvent* CreateEvent(std::string name);
 
     void FreeEvent(Kernel::KEvent* event);
@@ -96,8 +91,6 @@ public:
     /// Closes a device file descriptor and returns operation success.
     NvResult Close(DeviceFD fd);
 
-    void SignalSyncpt(const u32 syncpoint_id, const u32 value);
-
     NvResult QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event);
 
 private:
diff --git a/src/core/hle/service/nvdrv/nvdrv_interface.cpp b/src/core/hle/service/nvdrv/nvdrv_interface.cpp
index bd41205b8..5e50a04e8 100644
--- a/src/core/hle/service/nvdrv/nvdrv_interface.cpp
+++ b/src/core/hle/service/nvdrv/nvdrv_interface.cpp
@@ -15,10 +15,6 @@
 
 namespace Service::Nvidia {
 
-void NVDRV::SignalGPUInterruptSyncpt(const u32 syncpoint_id, const u32 value) {
-    nvdrv->SignalSyncpt(syncpoint_id, value);
-}
-
 void NVDRV::Open(Kernel::HLERequestContext& ctx) {
     LOG_DEBUG(Service_NVDRV, "called");
     IPC::ResponseBuilder rb{ctx, 4};
diff --git a/src/core/hle/service/nvdrv/nvdrv_interface.h b/src/core/hle/service/nvdrv/nvdrv_interface.h
index cbd37b52b..cd58a4f35 100644
--- a/src/core/hle/service/nvdrv/nvdrv_interface.h
+++ b/src/core/hle/service/nvdrv/nvdrv_interface.h
@@ -18,8 +18,6 @@ public:
     explicit NVDRV(Core::System& system_, std::shared_ptr<Module> nvdrv_, const char* name);
     ~NVDRV() override;
 
-    void SignalGPUInterruptSyncpt(u32 syncpoint_id, u32 value);
-
 private:
     void Open(Kernel::HLERequestContext& ctx);
     void Ioctl1(Kernel::HLERequestContext& ctx);