[video_core, hle] remove redundant parent references in system structs (#3908)

reworked a bit to remove references of parent objects and instead pass as arguments to methods to prevent useless reloads

Signed-off-by: lizzie <lizzie@eden-emu.dev>
Co-authored-by: maufeat <sahyno1996@gmail.com>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/3908
Reviewed-by: Maufeat <sahyno1996@gmail.com>
Reviewed-by: crueter <crueter@eden-emu.dev>

src/core/hle/service/audio/audio_device.cpp

@@ -42,7 +42,7 @@ IAudioDevice::IAudioDevice(Core::System& system_, u64 applet_resource_user_id, u
     };
     RegisterHandlers(functions);
 
-    event->Signal();
+    event->Signal(system.Kernel());
 }
 
 IAudioDevice::~IAudioDevice() {
@@ -128,7 +128,7 @@ Result IAudioDevice::GetActiveAudioDeviceNameAuto(
 
 Result IAudioDevice::QueryAudioDeviceSystemEvent(OutCopyHandle<Kernel::KReadableEvent> out_event) {
     LOG_DEBUG(Service_Audio, "(STUBBED) called");
-    event->Signal();
+    event->Signal(system.Kernel());
     *out_event = &event->GetReadableEvent();
     R_SUCCEED();
 }

src/core/hle/service/audio/audio_in.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -37,7 +40,7 @@ IAudioIn::IAudioIn(Core::System& system_, Manager& manager, size_t session_id,
 
     RegisterHandlers(functions);
 
-    process->Open();
+    process->Open(system.Kernel());
 
     if (impl->GetSystem()
             .Initialize(device_name, in_params, handle, applet_resource_user_id)
@@ -49,7 +52,7 @@ IAudioIn::IAudioIn(Core::System& system_, Manager& manager, size_t session_id,
 IAudioIn::~IAudioIn() {
     impl->Free();
     service_context.CloseEvent(event);
-    process->Close();
+    process->Close(system.Kernel());
 }
 
 Result IAudioIn::GetAudioInState(Out<u32> out_state) {

src/core/hle/service/audio/audio_out.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -39,13 +42,13 @@ IAudioOut::IAudioOut(Core::System& system_, Manager& manager, size_t session_id,
     // clang-format on
     RegisterHandlers(functions);
 
-    process->Open();
+    process->Open(system.Kernel());
 }
 
 IAudioOut::~IAudioOut() {
     impl->Free();
     service_context.CloseEvent(event);
-    process->Close();
+    process->Close(system.Kernel());
 }
 
 Result IAudioOut::GetAudioOutState(Out<u32> out_state) {

src/core/hle/service/audio/audio_out_manager.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
@@ -14,7 +14,9 @@ namespace Service::Audio {
 using namespace AudioCore::AudioOut;
 
 IAudioOutManager::IAudioOutManager(Core::System& system_)
-    : ServiceFramework{system_, "audout:u"}, impl{std::make_unique<Manager>(system_)} {
+    : ServiceFramework{system_, "audout:u"}
+    , impl(system_)
+{
     // clang-format off
     static const FunctionInfo functions[] = {
         {0, D<&IAudioOutManager::ListAudioOuts>, "ListAudioOuts"},

src/core/hle/service/audio/audio_out_manager.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
@@ -43,7 +43,7 @@ private:
         AudioCore::AudioOut::AudioOutParameter parameter,
         InCopyHandle<Kernel::KProcess> process_handle, ClientAppletResourceUserId aruid);
 
-    std::unique_ptr<AudioCore::AudioOut::Manager> impl;
+    std::optional<AudioCore::AudioOut::Manager> impl;
 };
 
 } // namespace Service::Audio

src/core/hle/service/audio/audio_renderer.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
@@ -39,7 +39,7 @@ IAudioRenderer::IAudioRenderer(Core::System& system_, Manager& manager_,
     // clang-format on
     RegisterHandlers(functions);
 
-    process_handle->Open();
+    process_handle->Open(system_.Kernel());
     impl->Initialize(params, transfer_memory, transfer_memory_size, process_handle,
                      applet_resource_user_id, session_id);
 }
@@ -47,7 +47,7 @@ IAudioRenderer::IAudioRenderer(Core::System& system_, Manager& manager_,
 IAudioRenderer::~IAudioRenderer() {
     impl->Finalize();
     service_context.CloseEvent(rendered_event);
-    process_handle->Close();
+    process_handle->Close(system.Kernel());
 }
 
 Result IAudioRenderer::GetSampleRate(Out<u32> out_sample_rate) {

src/core/hle/service/audio/audio_renderer_manager.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -15,7 +18,9 @@ namespace Service::Audio {
 using namespace AudioCore::Renderer;
 
 IAudioRendererManager::IAudioRendererManager(Core::System& system_)
-    : ServiceFramework{system_, "audren:u"}, impl{std::make_unique<Manager>(system_)} {
+    : ServiceFramework{system_, "audren:u"}
+    , impl(system_)
+{
     // clang-format off
     static const FunctionInfo functions[] = {
         {0, D<&IAudioRendererManager::OpenAudioRenderer>, "OpenAudioRenderer"},

src/core/hle/service/audio/audio_renderer_manager.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -30,7 +33,7 @@ private:
     Result GetAudioDeviceServiceWithRevisionInfo(Out<SharedPointer<IAudioDevice>> out_audio_device,
                                                  u32 revision, ClientAppletResourceUserId aruid);
 
-    std::unique_ptr<AudioCore::Renderer::Manager> impl;
+    std::optional<AudioCore::Renderer::Manager> impl;
     u32 num_audio_devices{0};
 };