general: Add missing copyright notices

core/hid: Add missing controller type

src/audio_core/delay_line.cpp

@@ -1,3 +1,7 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
 #include <cstring>
 #include "audio_core/delay_line.h"
 

src/audio_core/delay_line.h

@@ -1,3 +1,7 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
 #pragma once
 
 #include "common/common_types.h"

src/common/host_memory.cpp

@@ -1,3 +1,7 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
 #ifdef _WIN32
 
 #include <iterator>

src/common/x64/native_clock.cpp

@@ -15,26 +15,26 @@
 namespace Common {
 
 u64 EstimateRDTSCFrequency() {
-    const auto milli_10 = std::chrono::milliseconds{10};
-    // get current time
+    // Discard the first result measuring the rdtsc.
     _mm_mfence();
-    const u64 tscStart = __rdtsc();
-    const auto startTime = std::chrono::high_resolution_clock::now();
-    // wait roughly 3 seconds
-    while (true) {
-        auto milli = std::chrono::duration_cast<std::chrono::milliseconds>(
-            std::chrono::high_resolution_clock::now() - startTime);
-        if (milli.count() >= 3000)
-            break;
-        std::this_thread::sleep_for(milli_10);
-    }
-    const auto endTime = std::chrono::high_resolution_clock::now();
+    __rdtsc();
+    std::this_thread::sleep_for(std::chrono::milliseconds{1});
     _mm_mfence();
-    const u64 tscEnd = __rdtsc();
-    // calculate difference
-    const u64 timer_diff =
-        std::chrono::duration_cast<std::chrono::nanoseconds>(endTime - startTime).count();
-    const u64 tsc_diff = tscEnd - tscStart;
+    __rdtsc();
+
+    // Get the current time.
+    const auto start_time = std::chrono::steady_clock::now();
+    _mm_mfence();
+    const u64 tsc_start = __rdtsc();
+    // Wait for 200 milliseconds.
+    std::this_thread::sleep_for(std::chrono::milliseconds{200});
+    const auto end_time = std::chrono::steady_clock::now();
+    _mm_mfence();
+    const u64 tsc_end = __rdtsc();
+    // Calculate differences.
+    const u64 timer_diff = static_cast<u64>(
+        std::chrono::duration_cast<std::chrono::nanoseconds>(end_time - start_time).count());
+    const u64 tsc_diff = tsc_end - tsc_start;
     const u64 tsc_freq = MultiplyAndDivide64(tsc_diff, 1000000000ULL, timer_diff);
     return tsc_freq;
 }

src/core/hid/emulated_controller.cpp

@@ -866,7 +866,52 @@ void EmulatedController::SetLedPattern() {
     }
 }
 
+void EmulatedController::SetSupportedNpadStyleTag(NpadStyleTag supported_styles) {
+    supported_style_tag = supported_styles;
+    if (!is_connected) {
+        return;
+    }
+    if (!IsControllerSupported()) {
+        LOG_ERROR(Service_HID, "Controller type {} is not supported. Disconnecting controller",
+                  npad_type);
+        Disconnect();
+    }
+}
+
+bool EmulatedController::IsControllerSupported() const {
+    switch (npad_type) {
+    case NpadStyleIndex::ProController:
+        return supported_style_tag.fullkey;
+    case NpadStyleIndex::Handheld:
+        return supported_style_tag.handheld;
+    case NpadStyleIndex::JoyconDual:
+        return supported_style_tag.joycon_dual;
+    case NpadStyleIndex::JoyconLeft:
+        return supported_style_tag.joycon_left;
+    case NpadStyleIndex::JoyconRight:
+        return supported_style_tag.joycon_right;
+    case NpadStyleIndex::GameCube:
+        return supported_style_tag.gamecube;
+    case NpadStyleIndex::Pokeball:
+        return supported_style_tag.palma;
+    case NpadStyleIndex::NES:
+        return supported_style_tag.lark;
+    case NpadStyleIndex::SNES:
+        return supported_style_tag.lucia;
+    case NpadStyleIndex::N64:
+        return supported_style_tag.lagoon;
+    case NpadStyleIndex::SegaGenesis:
+        return supported_style_tag.lager;
+    default:
+        return false;
+    }
+}
+
 void EmulatedController::Connect() {
+    if (!IsControllerSupported()) {
+        LOG_ERROR(Service_HID, "Controller type {} is not supported", npad_type);
+        return;
+    }
     {
         std::lock_guard lock{mutex};
         if (is_configuring) {

src/core/hid/emulated_controller.h

@@ -160,6 +160,13 @@ public:
      */
     NpadStyleIndex GetNpadStyleIndex(bool get_temporary_value = false) const;
 
+    /**
+     * Sets the supported controller types. Disconnects the controller if current type is not
+     * supported
+     * @param supported_styles bitflag with supported types
+     */
+    void SetSupportedNpadStyleTag(NpadStyleTag supported_styles);
+
     /// Sets the connected status to true
     void Connect();
 
@@ -310,6 +317,12 @@ private:
     /// Set the params for TAS devices
     void LoadTASParams();
 
+    /**
+     * Checks the current controller type against the supported_style_tag
+     * @return true if the controller is supported
+     */
+    bool IsControllerSupported() const;
+
     /**
      * Updates the button status of the controller
      * @param callback A CallbackStatus containing the button status
@@ -354,6 +367,7 @@ private:
 
     NpadIdType npad_id_type;
     NpadStyleIndex npad_type{NpadStyleIndex::None};
+    NpadStyleTag supported_style_tag{NpadStyleSet::All};
     bool is_connected{false};
     bool is_configuring{false};
     f32 motion_sensitivity{0.01f};

src/core/hid/hid_core.cpp

@@ -108,6 +108,16 @@ const EmulatedController* HIDCore::GetEmulatedControllerByIndex(std::size_t inde
 
 void HIDCore::SetSupportedStyleTag(NpadStyleTag style_tag) {
     supported_style_tag.raw = style_tag.raw;
+    player_1->SetSupportedNpadStyleTag(supported_style_tag);
+    player_2->SetSupportedNpadStyleTag(supported_style_tag);
+    player_3->SetSupportedNpadStyleTag(supported_style_tag);
+    player_4->SetSupportedNpadStyleTag(supported_style_tag);
+    player_5->SetSupportedNpadStyleTag(supported_style_tag);
+    player_6->SetSupportedNpadStyleTag(supported_style_tag);
+    player_7->SetSupportedNpadStyleTag(supported_style_tag);
+    player_8->SetSupportedNpadStyleTag(supported_style_tag);
+    other->SetSupportedNpadStyleTag(supported_style_tag);
+    handheld->SetSupportedNpadStyleTag(supported_style_tag);
 }
 
 NpadStyleTag HIDCore::GetSupportedStyleTag() const {

src/core/hid/hid_core.h

@@ -73,7 +73,7 @@ private:
     std::unique_ptr<EmulatedController> handheld;
     std::unique_ptr<EmulatedConsole> console;
     std::unique_ptr<EmulatedDevices> devices;
-    NpadStyleTag supported_style_tag;
+    NpadStyleTag supported_style_tag{NpadStyleSet::All};
 };
 
 } // namespace Core::HID

src/core/hid/hid_types.h

@@ -256,6 +256,8 @@ enum class NpadStyleSet : u32 {
     Lager = 1U << 11,
     SystemExt = 1U << 29,
     System = 1U << 30,
+
+    All = 0xFFFFFFFFU,
 };
 static_assert(sizeof(NpadStyleSet) == 4, "NpadStyleSet is an invalid size");
 

src/core/hle/service/am/am.cpp

@@ -30,6 +30,7 @@
 #include "core/hle/service/apm/apm_controller.h"
 #include "core/hle/service/apm/apm_interface.h"
 #include "core/hle/service/bcat/backend/backend.h"
+#include "core/hle/service/caps/caps.h"
 #include "core/hle/service/filesystem/filesystem.h"
 #include "core/hle/service/ns/ns.h"
 #include "core/hle/service/nvflinger/nvflinger.h"
@@ -298,7 +299,7 @@ ISelfController::ISelfController(Core::System& system_, NVFlinger::NVFlinger& nv
         {91, &ISelfController::GetAccumulatedSuspendedTickChangedEvent, "GetAccumulatedSuspendedTickChangedEvent"},
         {100, &ISelfController::SetAlbumImageTakenNotificationEnabled, "SetAlbumImageTakenNotificationEnabled"},
         {110, nullptr, "SetApplicationAlbumUserData"},
-        {120, nullptr, "SaveCurrentScreenshot"},
+        {120, &ISelfController::SaveCurrentScreenshot, "SaveCurrentScreenshot"},
         {130, nullptr, "SetRecordVolumeMuted"},
         {1000, nullptr, "GetDebugStorageChannel"},
     };
@@ -579,6 +580,17 @@ void ISelfController::SetAlbumImageTakenNotificationEnabled(Kernel::HLERequestCo
     rb.Push(ResultSuccess);
 }
 
+void ISelfController::SaveCurrentScreenshot(Kernel::HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+
+    const auto album_report_option = rp.PopEnum<Capture::AlbumReportOption>();
+
+    LOG_WARNING(Service_AM, "(STUBBED) called. album_report_option={}", album_report_option);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
 AppletMessageQueue::AppletMessageQueue(Core::System& system)
     : service_context{system, "AppletMessageQueue"} {
     on_new_message = service_context.CreateEvent("AMMessageQueue:OnMessageReceived");

src/core/hle/service/am/am.h

@@ -151,6 +151,7 @@ private:
     void GetAccumulatedSuspendedTickValue(Kernel::HLERequestContext& ctx);
     void GetAccumulatedSuspendedTickChangedEvent(Kernel::HLERequestContext& ctx);
     void SetAlbumImageTakenNotificationEnabled(Kernel::HLERequestContext& ctx);
+    void SaveCurrentScreenshot(Kernel::HLERequestContext& ctx);
 
     enum class ScreenshotPermission : u32 {
         Inherit = 0,

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

@@ -96,7 +96,7 @@ private:
 
     bool DecodeOpusData(u32& consumed, u32& sample_count, const std::vector<u8>& input,
                         std::vector<opus_int16>& output, u64* out_performance_time) const {
-        const auto start_time = std::chrono::high_resolution_clock::now();
+        const auto start_time = std::chrono::steady_clock::now();
         const std::size_t raw_output_sz = output.size() * sizeof(opus_int16);
         if (sizeof(OpusPacketHeader) > input.size()) {
             LOG_ERROR(Audio, "Input is smaller than the header size, header_sz={}, input_sz={}",
@@ -135,7 +135,7 @@ private:
             return false;
         }
 
-        const auto end_time = std::chrono::high_resolution_clock::now() - start_time;
+        const auto end_time = std::chrono::steady_clock::now() - start_time;
         sample_count = out_sample_count;
         consumed = static_cast<u32>(sizeof(OpusPacketHeader) + hdr.size);
         if (out_performance_time != nullptr) {

src/core/hle/service/caps/caps.h

@@ -24,7 +24,7 @@ enum class AlbumImageOrientation {
     Orientation3 = 3,
 };
 
-enum class AlbumReportOption {
+enum class AlbumReportOption : s32 {
     Disable = 0,
     Enable = 1,
 };

src/core/hle/service/friend/friend.cpp

@@ -17,10 +17,11 @@ namespace Service::Friend {
 
 class IFriendService final : public ServiceFramework<IFriendService> {
 public:
-    explicit IFriendService(Core::System& system_) : ServiceFramework{system_, "IFriendService"} {
+    explicit IFriendService(Core::System& system_)
+        : ServiceFramework{system_, "IFriendService"}, service_context{system, "IFriendService"} {
         // clang-format off
         static const FunctionInfo functions[] = {
-            {0, nullptr, "GetCompletionEvent"},
+            {0, &IFriendService::GetCompletionEvent, "GetCompletionEvent"},
             {1, nullptr, "Cancel"},
             {10100, nullptr, "GetFriendListIds"},
             {10101, &IFriendService::GetFriendList, "GetFriendList"},
@@ -109,6 +110,12 @@ public:
         // clang-format on
 
         RegisterHandlers(functions);
+
+        completion_event = service_context.CreateEvent("IFriendService:CompletionEvent");
+    }
+
+    ~IFriendService() override {
+        service_context.CloseEvent(completion_event);
     }
 
 private:
@@ -129,6 +136,14 @@ private:
     };
     static_assert(sizeof(SizedFriendFilter) == 0x10, "SizedFriendFilter is an invalid size");
 
+    void GetCompletionEvent(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_Friend, "called");
+
+        IPC::ResponseBuilder rb{ctx, 2, 1};
+        rb.Push(ResultSuccess);
+        rb.PushCopyObjects(completion_event->GetReadableEvent());
+    }
+
     void GetBlockedUserListIds(Kernel::HLERequestContext& ctx) {
         // This is safe to stub, as there should be no adverse consequences from reporting no
         // blocked users.
@@ -179,6 +194,10 @@ private:
         rb.Push<u32>(0); // Friend count
         // TODO(ogniK): Return a buffer of u64s which are the "NetworkServiceAccountId"
     }
+
+    KernelHelpers::ServiceContext service_context;
+
+    Kernel::KEvent* completion_event;
 };
 
 class INotificationService final : public ServiceFramework<INotificationService> {

src/core/hle/service/hid/controllers/npad.cpp

@@ -126,8 +126,11 @@ void Controller_NPad::ControllerUpdate(Core::HID::ControllerTriggerType type,
 }
 
 void Controller_NPad::InitNewlyAddedController(Core::HID::NpadIdType npad_id) {
-    LOG_DEBUG(Service_HID, "Npad connected {}", npad_id);
     auto& controller = GetControllerFromNpadIdType(npad_id);
+    if (!IsControllerSupported(controller.device->GetNpadStyleIndex())) {
+        return;
+    }
+    LOG_DEBUG(Service_HID, "Npad connected {}", npad_id);
     const auto controller_type = controller.device->GetNpadStyleIndex();
     auto& shared_memory = controller.shared_memory_entry;
     if (controller_type == Core::HID::NpadStyleIndex::None) {
@@ -255,19 +258,7 @@ void Controller_NPad::OnInit() {
 
     if (hid_core.GetSupportedStyleTag().raw == Core::HID::NpadStyleSet::None) {
         // We want to support all controllers
-        Core::HID::NpadStyleTag style{};
-        style.handheld.Assign(1);
-        style.joycon_left.Assign(1);
-        style.joycon_right.Assign(1);
-        style.joycon_dual.Assign(1);
-        style.fullkey.Assign(1);
-        style.gamecube.Assign(1);
-        style.palma.Assign(1);
-        style.lark.Assign(1);
-        style.lucia.Assign(1);
-        style.lagoon.Assign(1);
-        style.lager.Assign(1);
-        hid_core.SetSupportedStyleTag(style);
+        hid_core.SetSupportedStyleTag({Core::HID::NpadStyleSet::All});
     }
 
     supported_npad_id_types.resize(npad_id_list.size());
@@ -1072,13 +1063,18 @@ bool Controller_NPad::SwapNpadAssignment(Core::HID::NpadIdType npad_id_1,
     const auto& controller_2 = GetControllerFromNpadIdType(npad_id_2).device;
     const auto type_index_1 = controller_1->GetNpadStyleIndex();
     const auto type_index_2 = controller_2->GetNpadStyleIndex();
+    const auto is_connected_1 = controller_1->IsConnected();
+    const auto is_connected_2 = controller_2->IsConnected();
 
-    if (!IsControllerSupported(type_index_1) || !IsControllerSupported(type_index_2)) {
+    if (!IsControllerSupported(type_index_1) && is_connected_1) {
+        return false;
+    }
+    if (!IsControllerSupported(type_index_2) && is_connected_2) {
         return false;
     }
 
-    AddNewControllerAt(type_index_2, npad_id_1);
-    AddNewControllerAt(type_index_1, npad_id_2);
+    UpdateControllerAt(type_index_2, npad_id_1, is_connected_2);
+    UpdateControllerAt(type_index_1, npad_id_2, is_connected_1);
 
     return true;
 }

src/core/hle/service/nvdrv/nvdata.h

@@ -1,3 +1,7 @@
+// Copyright 2019 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
 #pragma once
 
 #include <array>

src/core/perf_stats.h

@@ -33,7 +33,7 @@ public:
     explicit PerfStats(u64 title_id_);
     ~PerfStats();
 
-    using Clock = std::chrono::high_resolution_clock;
+    using Clock = std::chrono::steady_clock;
 
     void BeginSystemFrame();
     void EndSystemFrame();
@@ -87,7 +87,7 @@ private:
 
 class SpeedLimiter {
 public:
-    using Clock = std::chrono::high_resolution_clock;
+    using Clock = std::chrono::steady_clock;
 
     void DoSpeedLimiting(std::chrono::microseconds current_system_time_us);
 

src/input_common/drivers/sdl_driver.cpp

@@ -388,8 +388,6 @@ void SDLDriver::CloseJoysticks() {
 }
 
 SDLDriver::SDLDriver(const std::string& input_engine_) : InputEngine(input_engine_) {
-    Common::SetCurrentThreadName("yuzu:input:SDL");
-
     if (!Settings::values.enable_raw_input) {
         // Disable raw input. When enabled this setting causes SDL to die when a web applet opens
         SDL_SetHint(SDL_HINT_JOYSTICK_RAWINPUT, "0");
@@ -422,6 +420,7 @@ SDLDriver::SDLDriver(const std::string& input_engine_) : InputEngine(input_engin
     initialized = true;
     if (start_thread) {
         poll_thread = std::thread([this] {
+            Common::SetCurrentThreadName("yuzu:input:SDL");
             using namespace std::chrono_literals;
             while (initialized) {
                 SDL_PumpEvents();

src/shader_recompiler/environment.h

@@ -1,3 +1,7 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
 #pragma once
 
 #include <array>

src/video_core/CMakeLists.txt

@@ -3,6 +3,7 @@ add_subdirectory(host_shaders)
 if(LIBVA_FOUND)
     set_source_files_properties(command_classes/codecs/codec.cpp
         PROPERTIES COMPILE_DEFINITIONS LIBVA_FOUND=1)
+    list(APPEND FFmpeg_LIBRARIES ${LIBVA_LIBRARIES})
 endif()
 
 add_library(video_core STATIC

src/video_core/command_classes/codecs/codec.cpp

@@ -17,12 +17,28 @@
 
 extern "C" {
 #include <libavutil/opt.h>
+#ifdef LIBVA_FOUND
+// for querying VAAPI driver information
+#include <libavutil/hwcontext_vaapi.h>
+#endif
 }
 
 namespace Tegra {
 namespace {
 constexpr AVPixelFormat PREFERRED_GPU_FMT = AV_PIX_FMT_NV12;
 constexpr AVPixelFormat PREFERRED_CPU_FMT = AV_PIX_FMT_YUV420P;
+constexpr std::array PREFERRED_GPU_DECODERS = {
+    AV_HWDEVICE_TYPE_CUDA,
+#ifdef _WIN32
+    AV_HWDEVICE_TYPE_D3D11VA,
+    AV_HWDEVICE_TYPE_DXVA2,
+#elif defined(__linux__)
+    AV_HWDEVICE_TYPE_VAAPI,
+    AV_HWDEVICE_TYPE_VDPAU,
+#endif
+    // last resort for Linux Flatpak (w/ NVIDIA)
+    AV_HWDEVICE_TYPE_VULKAN,
+};
 
 void AVPacketDeleter(AVPacket* ptr) {
     av_packet_free(&ptr);
@@ -61,83 +77,50 @@ Codec::~Codec() {
     av_buffer_unref(&av_gpu_decoder);
 }
 
-#ifdef LIBVA_FOUND
-// List all the currently loaded Linux modules
-static std::vector<std::string> ListLinuxKernelModules() {
-    using FILEPtr = std::unique_ptr<FILE, decltype(&std::fclose)>;
-    auto module_listing = FILEPtr{fopen("/proc/modules", "rt"), std::fclose};
-    std::vector<std::string> modules{};
-    if (!module_listing) {
-        LOG_WARNING(Service_NVDRV, "Could not open /proc/modules to collect available modules");
-        return modules;
-    }
-    char* buffer = nullptr;
-    size_t buf_len = 0;
-    while (getline(&buffer, &buf_len, module_listing.get()) != -1) {
-        // format for the module listing file (sysfs)
-        // <name> <module_size> <depended_by_count> <depended_by_names> <status> <load_address>
-        auto line = std::string(buffer);
-        // we are only interested in module names
-        auto name_pos = line.find_first_of(" ");
-        if (name_pos == std::string::npos) {
-            continue;
-        }
-        modules.push_back(line.erase(name_pos));
-    }
-    free(buffer);
-    return modules;
+// List all the currently available hwcontext in ffmpeg
+static std::vector<AVHWDeviceType> ListSupportedContexts() {
+    std::vector<AVHWDeviceType> contexts{};
+    AVHWDeviceType current_device_type = AV_HWDEVICE_TYPE_NONE;
+    do {
+        current_device_type = av_hwdevice_iterate_types(current_device_type);
+        contexts.push_back(current_device_type);
+    } while (current_device_type != AV_HWDEVICE_TYPE_NONE);
+    return contexts;
 }
-#endif
 
 bool Codec::CreateGpuAvDevice() {
-#if defined(LIBVA_FOUND)
-    static constexpr std::array<const char*, 3> VAAPI_DRIVERS = {
-        "i915",
-        "iHD",
-        "amdgpu",
-    };
-    AVDictionary* hwdevice_options = nullptr;
-    const auto loaded_modules = ListLinuxKernelModules();
-    av_dict_set(&hwdevice_options, "connection_type", "drm", 0);
-    for (const auto& driver : VAAPI_DRIVERS) {
-        // first check if the target driver is loaded in the kernel
-        bool found = std::any_of(loaded_modules.begin(), loaded_modules.end(),
-                                 [&driver](const auto& module) { return module == driver; });
-        if (!found) {
-            LOG_DEBUG(Service_NVDRV, "Kernel driver {} is not loaded, trying the next one", driver);
+    static constexpr auto HW_CONFIG_METHOD = AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX;
+    static const auto supported_contexts = ListSupportedContexts();
+    for (const auto& type : PREFERRED_GPU_DECODERS) {
+        if (std::none_of(supported_contexts.begin(), supported_contexts.end(),
+                         [&type](const auto& context) { return context == type; })) {
+            LOG_DEBUG(Service_NVDRV, "{} explicitly unsupported", av_hwdevice_get_type_name(type));
             continue;
         }
-        av_dict_set(&hwdevice_options, "kernel_driver", driver, 0);
-        const int hwdevice_error = av_hwdevice_ctx_create(&av_gpu_decoder, AV_HWDEVICE_TYPE_VAAPI,
-                                                          nullptr, hwdevice_options, 0);
-        if (hwdevice_error >= 0) {
-            LOG_INFO(Service_NVDRV, "Using VA-API with {}", driver);
-            av_dict_free(&hwdevice_options);
-            av_codec_ctx->pix_fmt = AV_PIX_FMT_VAAPI;
-            return true;
-        }
-        LOG_DEBUG(Service_NVDRV, "VA-API av_hwdevice_ctx_create failed {}", hwdevice_error);
-    }
-    LOG_DEBUG(Service_NVDRV, "VA-API av_hwdevice_ctx_create failed for all drivers");
-    av_dict_free(&hwdevice_options);
-#endif
-    static constexpr auto HW_CONFIG_METHOD = AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX;
-    static constexpr std::array GPU_DECODER_TYPES{
-#ifdef linux
-        AV_HWDEVICE_TYPE_VDPAU,
-#endif
-        AV_HWDEVICE_TYPE_CUDA,
-#ifdef _WIN32
-        AV_HWDEVICE_TYPE_D3D11VA,
-#endif
-    };
-    for (const auto& type : GPU_DECODER_TYPES) {
         const int hwdevice_res = av_hwdevice_ctx_create(&av_gpu_decoder, type, nullptr, nullptr, 0);
         if (hwdevice_res < 0) {
             LOG_DEBUG(Service_NVDRV, "{} av_hwdevice_ctx_create failed {}",
                       av_hwdevice_get_type_name(type), hwdevice_res);
             continue;
         }
+#ifdef LIBVA_FOUND
+        if (type == AV_HWDEVICE_TYPE_VAAPI) {
+            // we need to determine if this is an impersonated VAAPI driver
+            AVHWDeviceContext* hwctx =
+                static_cast<AVHWDeviceContext*>(static_cast<void*>(av_gpu_decoder->data));
+            AVVAAPIDeviceContext* vactx = static_cast<AVVAAPIDeviceContext*>(hwctx->hwctx);
+            const char* vendor_name = vaQueryVendorString(vactx->display);
+            if (strstr(vendor_name, "VDPAU backend")) {
+                // VDPAU impersonated VAAPI impl's are super buggy, we need to skip them
+                LOG_DEBUG(Service_NVDRV, "Skipping vdapu impersonated VAAPI driver");
+                continue;
+            } else {
+                // according to some user testing, certain vaapi driver (Intel?) could be buggy
+                // so let's log the driver name which may help the developers/supporters
+                LOG_DEBUG(Service_NVDRV, "Using VAAPI driver: {}", vendor_name);
+            }
+        }
+#endif
         for (int i = 0;; i++) {
             const AVCodecHWConfig* config = avcodec_get_hw_config(av_codec, i);
             if (!config) {

src/video_core/shader_notify.cpp

@@ -18,7 +18,7 @@ int ShaderNotify::ShadersBuilding() noexcept {
     const int now_complete = num_complete.load(std::memory_order::relaxed);
     const int now_building = num_building.load(std::memory_order::relaxed);
     if (now_complete == now_building) {
-        const auto now = std::chrono::high_resolution_clock::now();
+        const auto now = std::chrono::steady_clock::now();
         if (completed && num_complete == num_when_completed) {
             if (now - complete_time > TIME_TO_STOP_REPORTING) {
                 report_base = now_complete;

src/video_core/shader_notify.h

@@ -28,6 +28,6 @@ private:
 
     bool completed{};
     int num_when_completed{};
-    std::chrono::high_resolution_clock::time_point complete_time;
+    std::chrono::steady_clock::time_point complete_time;
 };
 } // namespace VideoCore

src/video_core/texture_cache/format_lookup_table.cpp

@@ -139,6 +139,8 @@ PixelFormat PixelFormatFromTextureInfo(TextureFormat format, ComponentType red,
         return PixelFormat::D16_UNORM;
     case Hash(TextureFormat::S8D24, UINT, UNORM, UNORM, UNORM, LINEAR):
         return PixelFormat::S8_UINT_D24_UNORM;
+    case Hash(TextureFormat::S8D24, UINT, UNORM, UINT, UINT, LINEAR):
+        return PixelFormat::S8_UINT_D24_UNORM;
     case Hash(TextureFormat::R8G24, UINT, UNORM, UNORM, UNORM, LINEAR):
         return PixelFormat::S8_UINT_D24_UNORM;
     case Hash(TextureFormat::D32S8, FLOAT, UINT, UNORM, UNORM, LINEAR):

src/yuzu/CMakeLists.txt

@@ -152,6 +152,8 @@ add_executable(yuzu
     main.ui
     uisettings.cpp
     uisettings.h
+    util/controller_navigation.cpp
+    util/controller_navigation.h
     util/limitable_input_dialog.cpp
     util/limitable_input_dialog.h
     util/overlay_dialog.cpp

src/yuzu/applets/qt_controller.h

@@ -7,7 +7,6 @@
 #include <array>
 #include <memory>
 #include <QDialog>
-#include "core/core.h"
 #include "core/frontend/applets/controller.h"
 
 class GMainWindow;
@@ -32,8 +31,9 @@ class System;
 }
 
 namespace Core::HID {
+class HIDCore;
 enum class NpadStyleIndex : u8;
-}
+} // namespace Core::HID
 
 class QtControllerSelectorDialog final : public QDialog {
     Q_OBJECT

src/yuzu/applets/qt_profile_select.cpp

@@ -3,6 +3,7 @@
 // Refer to the license.txt file included.
 
 #include <mutex>
+#include <QApplication>
 #include <QDialogButtonBox>
 #include <QHeaderView>
 #include <QLabel>
@@ -16,6 +17,7 @@
 #include "core/hle/lock.h"
 #include "yuzu/applets/qt_profile_select.h"
 #include "yuzu/main.h"
+#include "yuzu/util/controller_navigation.h"
 
 namespace {
 QString FormatUserEntryText(const QString& username, Common::UUID uuid) {
@@ -45,7 +47,7 @@ QPixmap GetIcon(Common::UUID uuid) {
 }
 } // Anonymous namespace
 
-QtProfileSelectionDialog::QtProfileSelectionDialog(QWidget* parent)
+QtProfileSelectionDialog::QtProfileSelectionDialog(Core::HID::HIDCore& hid_core, QWidget* parent)
     : QDialog(parent), profile_manager(std::make_unique<Service::Account::ProfileManager>()) {
     outer_layout = new QVBoxLayout;
 
@@ -65,6 +67,7 @@ QtProfileSelectionDialog::QtProfileSelectionDialog(QWidget* parent)
     tree_view = new QTreeView;
     item_model = new QStandardItemModel(tree_view);
     tree_view->setModel(item_model);
+    controller_navigation = new ControllerNavigation(hid_core, this);
 
     tree_view->setAlternatingRowColors(true);
     tree_view->setSelectionMode(QHeaderView::SingleSelection);
@@ -91,6 +94,14 @@ QtProfileSelectionDialog::QtProfileSelectionDialog(QWidget* parent)
     scroll_area->setLayout(layout);
 
     connect(tree_view, &QTreeView::clicked, this, &QtProfileSelectionDialog::SelectUser);
+    connect(controller_navigation, &ControllerNavigation::TriggerKeyboardEvent,
+            [this](Qt::Key key) {
+                if (!this->isActiveWindow()) {
+                    return;
+                }
+                QKeyEvent* event = new QKeyEvent(QEvent::KeyPress, key, Qt::NoModifier);
+                QCoreApplication::postEvent(tree_view, event);
+            });
 
     const auto& profiles = profile_manager->GetAllUsers();
     for (const auto& user : profiles) {
@@ -113,7 +124,9 @@ QtProfileSelectionDialog::QtProfileSelectionDialog(QWidget* parent)
     resize(550, 400);
 }
 
-QtProfileSelectionDialog::~QtProfileSelectionDialog() = default;
+QtProfileSelectionDialog::~QtProfileSelectionDialog() {
+    controller_navigation->UnloadController();
+};
 
 int QtProfileSelectionDialog::exec() {
     // Skip profile selection when there's only one.

src/yuzu/applets/qt_profile_select.h

@@ -11,6 +11,7 @@
 #include "core/frontend/applets/profile_select.h"
 #include "core/hle/service/acc/profile_manager.h"
 
+class ControllerNavigation;
 class GMainWindow;
 class QDialogButtonBox;
 class QGraphicsScene;
@@ -20,11 +21,15 @@ class QStandardItem;
 class QStandardItemModel;
 class QVBoxLayout;
 
+namespace Core::HID {
+class HIDCore;
+} // namespace Core::HID
+
 class QtProfileSelectionDialog final : public QDialog {
     Q_OBJECT
 
 public:
-    explicit QtProfileSelectionDialog(QWidget* parent);
+    explicit QtProfileSelectionDialog(Core::HID::HIDCore& hid_core, QWidget* parent);
     ~QtProfileSelectionDialog() override;
 
     int exec() override;
@@ -51,6 +56,7 @@ private:
     QDialogButtonBox* buttons;
 
     std::unique_ptr<Service::Account::ProfileManager> profile_manager;
+    ControllerNavigation* controller_navigation = nullptr;
 };
 
 class QtProfileSelector final : public QObject, public Core::Frontend::ProfileSelectApplet {

src/yuzu/configuration/configure_input_player.cpp

@@ -907,88 +907,79 @@ void ConfigureInputPlayer::UpdateUI() {
 }
 
 void ConfigureInputPlayer::SetConnectableControllers() {
-    const auto add_controllers = [this](bool enable_all,
-                                        Core::HID::NpadStyleTag npad_style_set = {}) {
-        index_controller_type_pairs.clear();
-        ui->comboControllerType->clear();
+    Core::HID::NpadStyleTag npad_style_set = hid_core.GetSupportedStyleTag();
+    index_controller_type_pairs.clear();
+    ui->comboControllerType->clear();
 
-        if (enable_all || npad_style_set.fullkey == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::ProController);
-            ui->comboControllerType->addItem(tr("Pro Controller"));
-        }
-
-        if (enable_all || npad_style_set.joycon_dual == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::JoyconDual);
-            ui->comboControllerType->addItem(tr("Dual Joycons"));
-        }
-
-        if (enable_all || npad_style_set.joycon_left == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::JoyconLeft);
-            ui->comboControllerType->addItem(tr("Left Joycon"));
-        }
-
-        if (enable_all || npad_style_set.joycon_right == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::JoyconRight);
-            ui->comboControllerType->addItem(tr("Right Joycon"));
-        }
-
-        if (player_index == 0 && (enable_all || npad_style_set.handheld == 1)) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::Handheld);
-            ui->comboControllerType->addItem(tr("Handheld"));
-        }
-
-        if (enable_all || npad_style_set.gamecube == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::GameCube);
-            ui->comboControllerType->addItem(tr("GameCube Controller"));
-        }
-
-        // Disable all unsupported controllers
-        if (!Settings::values.enable_all_controllers) {
-            return;
-        }
-        if (enable_all || npad_style_set.palma == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::Pokeball);
-            ui->comboControllerType->addItem(tr("Poke Ball Plus"));
-        }
-
-        if (enable_all || npad_style_set.lark == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::NES);
-            ui->comboControllerType->addItem(tr("NES Controller"));
-        }
-
-        if (enable_all || npad_style_set.lucia == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::SNES);
-            ui->comboControllerType->addItem(tr("SNES Controller"));
-        }
-
-        if (enable_all || npad_style_set.lagoon == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::N64);
-            ui->comboControllerType->addItem(tr("N64 Controller"));
-        }
-
-        if (enable_all || npad_style_set.lager == 1) {
-            index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
-                                                     Core::HID::NpadStyleIndex::SegaGenesis);
-            ui->comboControllerType->addItem(tr("Sega Genesis"));
-        }
-    };
-
-    if (!is_powered_on) {
-        add_controllers(true);
-        return;
+    if (npad_style_set.fullkey == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::ProController);
+        ui->comboControllerType->addItem(tr("Pro Controller"));
     }
 
-    add_controllers(false, hid_core.GetSupportedStyleTag());
+    if (npad_style_set.joycon_dual == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::JoyconDual);
+        ui->comboControllerType->addItem(tr("Dual Joycons"));
+    }
+
+    if (npad_style_set.joycon_left == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::JoyconLeft);
+        ui->comboControllerType->addItem(tr("Left Joycon"));
+    }
+
+    if (npad_style_set.joycon_right == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::JoyconRight);
+        ui->comboControllerType->addItem(tr("Right Joycon"));
+    }
+
+    if (player_index == 0 && npad_style_set.handheld == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::Handheld);
+        ui->comboControllerType->addItem(tr("Handheld"));
+    }
+
+    if (npad_style_set.gamecube == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::GameCube);
+        ui->comboControllerType->addItem(tr("GameCube Controller"));
+    }
+
+    // Disable all unsupported controllers
+    if (!Settings::values.enable_all_controllers) {
+        return;
+    }
+    if (npad_style_set.palma == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::Pokeball);
+        ui->comboControllerType->addItem(tr("Poke Ball Plus"));
+    }
+
+    if (npad_style_set.lark == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::NES);
+        ui->comboControllerType->addItem(tr("NES Controller"));
+    }
+
+    if (npad_style_set.lucia == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::SNES);
+        ui->comboControllerType->addItem(tr("SNES Controller"));
+    }
+
+    if (npad_style_set.lagoon == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::N64);
+        ui->comboControllerType->addItem(tr("N64 Controller"));
+    }
+
+    if (npad_style_set.lager == 1) {
+        index_controller_type_pairs.emplace_back(ui->comboControllerType->count(),
+                                                 Core::HID::NpadStyleIndex::SegaGenesis);
+        ui->comboControllerType->addItem(tr("Sega Genesis"));
+    }
 }
 
 Core::HID::NpadStyleIndex ConfigureInputPlayer::GetControllerTypeFromIndex(int index) const {

src/yuzu/game_list.cpp

@@ -17,6 +17,7 @@
 #include <fmt/format.h>
 #include "common/common_types.h"
 #include "common/logging/log.h"
+#include "core/core.h"
 #include "core/file_sys/patch_manager.h"
 #include "core/file_sys/registered_cache.h"
 #include "yuzu/compatibility_list.h"
@@ -25,6 +26,7 @@
 #include "yuzu/game_list_worker.h"
 #include "yuzu/main.h"
 #include "yuzu/uisettings.h"
+#include "yuzu/util/controller_navigation.h"
 
 GameListSearchField::KeyReleaseEater::KeyReleaseEater(GameList* gamelist, QObject* parent)
     : QObject(parent), gamelist{gamelist} {}
@@ -312,6 +314,7 @@ GameList::GameList(FileSys::VirtualFilesystem vfs, FileSys::ManualContentProvide
     this->main_window = parent;
     layout = new QVBoxLayout;
     tree_view = new QTreeView;
+    controller_navigation = new ControllerNavigation(system.HIDCore(), this);
     search_field = new GameListSearchField(this);
     item_model = new QStandardItemModel(tree_view);
     tree_view->setModel(item_model);
@@ -341,6 +344,18 @@ GameList::GameList(FileSys::VirtualFilesystem vfs, FileSys::ManualContentProvide
     connect(tree_view, &QTreeView::customContextMenuRequested, this, &GameList::PopupContextMenu);
     connect(tree_view, &QTreeView::expanded, this, &GameList::OnItemExpanded);
     connect(tree_view, &QTreeView::collapsed, this, &GameList::OnItemExpanded);
+    connect(controller_navigation, &ControllerNavigation::TriggerKeyboardEvent,
+            [this](Qt::Key key) {
+                // Avoid pressing buttons while playing
+                if (system.IsPoweredOn()) {
+                    return;
+                }
+                if (!this->isActiveWindow()) {
+                    return;
+                }
+                QKeyEvent* event = new QKeyEvent(QEvent::KeyPress, key, Qt::NoModifier);
+                QCoreApplication::postEvent(tree_view, event);
+            });
 
     // We must register all custom types with the Qt Automoc system so that we are able to use
     // it with signals/slots. In this case, QList falls under the umbrells of custom types.
@@ -353,7 +368,12 @@ GameList::GameList(FileSys::VirtualFilesystem vfs, FileSys::ManualContentProvide
     setLayout(layout);
 }
 
+void GameList::UnloadController() {
+    controller_navigation->UnloadController();
+}
+
 GameList::~GameList() {
+    UnloadController();
     emit ShouldCancelWorker();
 }
 

src/yuzu/game_list.h

@@ -24,6 +24,7 @@
 #include "uisettings.h"
 #include "yuzu/compatibility_list.h"
 
+class ControllerNavigation;
 class GameListWorker;
 class GameListSearchField;
 class GameListDir;
@@ -88,6 +89,9 @@ public:
     void SaveInterfaceLayout();
     void LoadInterfaceLayout();
 
+    /// Disables events from the emulated controller
+    void UnloadController();
+
     static const QStringList supported_file_extensions;
 
 signals:
@@ -143,6 +147,7 @@ private:
     QStandardItemModel* item_model = nullptr;
     GameListWorker* current_worker = nullptr;
     QFileSystemWatcher* watcher = nullptr;
+    ControllerNavigation* controller_navigation = nullptr;
     CompatibilityList compatibility_list;
 
     friend class GameListSearchField;

src/yuzu/loading_screen.cpp

@@ -136,7 +136,7 @@ void LoadingScreen::OnLoadComplete() {
 void LoadingScreen::OnLoadProgress(VideoCore::LoadCallbackStage stage, std::size_t value,
                                    std::size_t total) {
     using namespace std::chrono;
-    const auto now = high_resolution_clock::now();
+    const auto now = steady_clock::now();
     // reset the timer if the stage changes
     if (stage != previous_stage) {
         ui->progress_bar->setStyleSheet(QString::fromUtf8(progressbar_style[stage]));
@@ -160,7 +160,7 @@ void LoadingScreen::OnLoadProgress(VideoCore::LoadCallbackStage stage, std::size
     // If theres a drastic slowdown in the rate, then display an estimate
     if (now - previous_time > milliseconds{50} || slow_shader_compile_start) {
         if (!slow_shader_compile_start) {
-            slow_shader_start = high_resolution_clock::now();
+            slow_shader_start = steady_clock::now();
             slow_shader_compile_start = true;
             slow_shader_first_value = value;
         }

src/yuzu/loading_screen.h

@@ -84,8 +84,8 @@ private:
     // shaders, it will start quickly but end slow if new shaders were added since previous launch.
     // These variables are used to detect the change in speed so we can generate an ETA
     bool slow_shader_compile_start = false;
-    std::chrono::high_resolution_clock::time_point slow_shader_start;
-    std::chrono::high_resolution_clock::time_point previous_time;
+    std::chrono::steady_clock::time_point slow_shader_start;
+    std::chrono::steady_clock::time_point previous_time;
     std::size_t slow_shader_first_value = 0;
 };
 

src/yuzu/main.cpp

@@ -449,7 +449,7 @@ void GMainWindow::ControllerSelectorReconfigureControllers(
 }
 
 void GMainWindow::ProfileSelectorSelectProfile() {
-    QtProfileSelectionDialog dialog(this);
+    QtProfileSelectionDialog dialog(system->HIDCore(), this);
     dialog.setWindowFlags(Qt::Dialog | Qt::CustomizeWindowHint | Qt::WindowStaysOnTopHint |
                           Qt::WindowTitleHint | Qt::WindowSystemMenuHint |
                           Qt::WindowCloseButtonHint);
@@ -1346,7 +1346,7 @@ bool GMainWindow::LoadROM(const QString& filename, u64 program_id, std::size_t p
 }
 
 void GMainWindow::SelectAndSetCurrentUser() {
-    QtProfileSelectionDialog dialog(this);
+    QtProfileSelectionDialog dialog(system->HIDCore(), this);
     dialog.setWindowFlags(Qt::Dialog | Qt::CustomizeWindowHint | Qt::WindowTitleHint |
                           Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint);
     dialog.setWindowModality(Qt::WindowModal);
@@ -1516,6 +1516,9 @@ void GMainWindow::ShutdownGame() {
     input_subsystem->GetTas()->Stop();
     OnTasStateChanged();
 
+    // Enable all controllers
+    system->HIDCore().SetSupportedStyleTag({Core::HID::NpadStyleSet::All});
+
     render_window->removeEventFilter(render_window);
     render_window->setAttribute(Qt::WA_Hover, false);
 
@@ -1608,7 +1611,7 @@ void GMainWindow::OnGameListOpenFolder(u64 program_id, GameListOpenTarget target
         if (has_user_save) {
             // User save data
             const auto select_profile = [this] {
-                QtProfileSelectionDialog dialog(this);
+                QtProfileSelectionDialog dialog(system->HIDCore(), this);
                 dialog.setWindowFlags(Qt::Dialog | Qt::CustomizeWindowHint | Qt::WindowTitleHint |
                                       Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint);
                 dialog.setWindowModality(Qt::WindowModal);
@@ -3376,7 +3379,10 @@ void GMainWindow::closeEvent(QCloseEvent* event) {
     UpdateUISettings();
     game_list->SaveInterfaceLayout();
     hotkey_registry.SaveHotkeys();
+
+    // Unload controllers early
     controller_dialog->UnloadController();
+    game_list->UnloadController();
     system->HIDCore().UnloadInputDevices();
 
     // Shutdown session if the emu thread is active...

src/yuzu/util/controller_navigation.cpp

@@ -0,0 +1,177 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included
+
+#include "common/settings_input.h"
+#include "core/hid/emulated_controller.h"
+#include "core/hid/hid_core.h"
+#include "yuzu/util/controller_navigation.h"
+
+ControllerNavigation::ControllerNavigation(Core::HID::HIDCore& hid_core, QWidget* parent) {
+    player1_controller = hid_core.GetEmulatedController(Core::HID::NpadIdType::Player1);
+    handheld_controller = hid_core.GetEmulatedController(Core::HID::NpadIdType::Handheld);
+    Core::HID::ControllerUpdateCallback engine_callback{
+        .on_change = [this](Core::HID::ControllerTriggerType type) { ControllerUpdateEvent(type); },
+        .is_npad_service = false,
+    };
+    player1_callback_key = player1_controller->SetCallback(engine_callback);
+    handheld_callback_key = handheld_controller->SetCallback(engine_callback);
+    is_controller_set = true;
+}
+
+ControllerNavigation::~ControllerNavigation() {
+    UnloadController();
+}
+
+void ControllerNavigation::UnloadController() {
+    if (is_controller_set) {
+        player1_controller->DeleteCallback(player1_callback_key);
+        handheld_controller->DeleteCallback(handheld_callback_key);
+        is_controller_set = false;
+    }
+}
+
+void ControllerNavigation::TriggerButton(Settings::NativeButton::Values native_button,
+                                         Qt::Key key) {
+    if (button_values[native_button].value && !button_values[native_button].locked) {
+        emit TriggerKeyboardEvent(key);
+    }
+}
+
+void ControllerNavigation::ControllerUpdateEvent(Core::HID::ControllerTriggerType type) {
+    std::lock_guard lock{mutex};
+    if (type == Core::HID::ControllerTriggerType::Button) {
+        ControllerUpdateButton();
+        return;
+    }
+
+    if (type == Core::HID::ControllerTriggerType::Stick) {
+        ControllerUpdateStick();
+        return;
+    }
+}
+
+void ControllerNavigation::ControllerUpdateButton() {
+    const auto controller_type = player1_controller->GetNpadStyleIndex();
+    const auto& player1_buttons = player1_controller->GetButtonsValues();
+    const auto& handheld_buttons = handheld_controller->GetButtonsValues();
+
+    for (std::size_t i = 0; i < player1_buttons.size(); ++i) {
+        const bool button = player1_buttons[i].value || handheld_buttons[i].value;
+        // Trigger only once
+        button_values[i].locked = button == button_values[i].value;
+        button_values[i].value = button;
+    }
+
+    switch (controller_type) {
+    case Core::HID::NpadStyleIndex::ProController:
+    case Core::HID::NpadStyleIndex::JoyconDual:
+    case Core::HID::NpadStyleIndex::Handheld:
+    case Core::HID::NpadStyleIndex::GameCube:
+        TriggerButton(Settings::NativeButton::A, Qt::Key_Enter);
+        TriggerButton(Settings::NativeButton::B, Qt::Key_Escape);
+        TriggerButton(Settings::NativeButton::DDown, Qt::Key_Down);
+        TriggerButton(Settings::NativeButton::DLeft, Qt::Key_Left);
+        TriggerButton(Settings::NativeButton::DRight, Qt::Key_Right);
+        TriggerButton(Settings::NativeButton::DUp, Qt::Key_Up);
+        break;
+    case Core::HID::NpadStyleIndex::JoyconLeft:
+        TriggerButton(Settings::NativeButton::DDown, Qt::Key_Enter);
+        TriggerButton(Settings::NativeButton::DLeft, Qt::Key_Escape);
+        break;
+    case Core::HID::NpadStyleIndex::JoyconRight:
+        TriggerButton(Settings::NativeButton::X, Qt::Key_Enter);
+        TriggerButton(Settings::NativeButton::A, Qt::Key_Escape);
+        break;
+    default:
+        break;
+    }
+}
+
+void ControllerNavigation::ControllerUpdateStick() {
+    const auto controller_type = player1_controller->GetNpadStyleIndex();
+    const auto& player1_sticks = player1_controller->GetSticksValues();
+    const auto& handheld_sticks = player1_controller->GetSticksValues();
+    bool update = false;
+
+    for (std::size_t i = 0; i < player1_sticks.size(); ++i) {
+        const Common::Input::StickStatus stick{
+            .left = player1_sticks[i].left || handheld_sticks[i].left,
+            .right = player1_sticks[i].right || handheld_sticks[i].right,
+            .up = player1_sticks[i].up || handheld_sticks[i].up,
+            .down = player1_sticks[i].down || handheld_sticks[i].down,
+        };
+        // Trigger only once
+        if (stick.down != stick_values[i].down || stick.left != stick_values[i].left ||
+            stick.right != stick_values[i].right || stick.up != stick_values[i].up) {
+            update = true;
+        }
+        stick_values[i] = stick;
+    }
+
+    if (!update) {
+        return;
+    }
+
+    switch (controller_type) {
+    case Core::HID::NpadStyleIndex::ProController:
+    case Core::HID::NpadStyleIndex::JoyconDual:
+    case Core::HID::NpadStyleIndex::Handheld:
+    case Core::HID::NpadStyleIndex::GameCube:
+        if (stick_values[Settings::NativeAnalog::LStick].down) {
+            emit TriggerKeyboardEvent(Qt::Key_Down);
+            return;
+        }
+        if (stick_values[Settings::NativeAnalog::LStick].left) {
+            emit TriggerKeyboardEvent(Qt::Key_Left);
+            return;
+        }
+        if (stick_values[Settings::NativeAnalog::LStick].right) {
+            emit TriggerKeyboardEvent(Qt::Key_Right);
+            return;
+        }
+        if (stick_values[Settings::NativeAnalog::LStick].up) {
+            emit TriggerKeyboardEvent(Qt::Key_Up);
+            return;
+        }
+        break;
+    case Core::HID::NpadStyleIndex::JoyconLeft:
+        if (stick_values[Settings::NativeAnalog::LStick].left) {
+            emit TriggerKeyboardEvent(Qt::Key_Down);
+            return;
+        }
+        if (stick_values[Settings::NativeAnalog::LStick].up) {
+            emit TriggerKeyboardEvent(Qt::Key_Left);
+            return;
+        }
+        if (stick_values[Settings::NativeAnalog::LStick].down) {
+            emit TriggerKeyboardEvent(Qt::Key_Right);
+            return;
+        }
+        if (stick_values[Settings::NativeAnalog::LStick].right) {
+            emit TriggerKeyboardEvent(Qt::Key_Up);
+            return;
+        }
+        break;
+    case Core::HID::NpadStyleIndex::JoyconRight:
+        if (stick_values[Settings::NativeAnalog::RStick].right) {
+            emit TriggerKeyboardEvent(Qt::Key_Down);
+            return;
+        }
+        if (stick_values[Settings::NativeAnalog::RStick].down) {
+            emit TriggerKeyboardEvent(Qt::Key_Left);
+            return;
+        }
+        if (stick_values[Settings::NativeAnalog::RStick].up) {
+            emit TriggerKeyboardEvent(Qt::Key_Right);
+            return;
+        }
+        if (stick_values[Settings::NativeAnalog::RStick].left) {
+            emit TriggerKeyboardEvent(Qt::Key_Up);
+            return;
+        }
+        break;
+    default:
+        break;
+    }
+}

src/yuzu/util/controller_navigation.h

@@ -0,0 +1,51 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included
+
+#pragma once
+
+#include <QKeyEvent>
+#include <QObject>
+
+#include "common/input.h"
+#include "common/settings_input.h"
+
+namespace Core::HID {
+using ButtonValues = std::array<Common::Input::ButtonStatus, Settings::NativeButton::NumButtons>;
+using SticksValues = std::array<Common::Input::StickStatus, Settings::NativeAnalog::NumAnalogs>;
+enum class ControllerTriggerType;
+class EmulatedController;
+class HIDCore;
+} // namespace Core::HID
+
+class ControllerNavigation : public QObject {
+    Q_OBJECT
+
+public:
+    explicit ControllerNavigation(Core::HID::HIDCore& hid_core, QWidget* parent = nullptr);
+    ~ControllerNavigation();
+
+    /// Disables events from the emulated controller
+    void UnloadController();
+
+signals:
+    void TriggerKeyboardEvent(Qt::Key key);
+
+private:
+    void TriggerButton(Settings::NativeButton::Values native_button, Qt::Key key);
+    void ControllerUpdateEvent(Core::HID::ControllerTriggerType type);
+
+    void ControllerUpdateButton();
+
+    void ControllerUpdateStick();
+
+    Core::HID::ButtonValues button_values{};
+    Core::HID::SticksValues stick_values{};
+
+    int player1_callback_key{};
+    int handheld_callback_key{};
+    bool is_controller_set{};
+    mutable std::mutex mutex;
+    Core::HID::EmulatedController* player1_controller;
+    Core::HID::EmulatedController* handheld_controller;
+};