shader/arithmetic: Implement FCMP immediate + register variant

Trivially add the encoding for this.

CMakeLists.txt

@@ -263,6 +263,7 @@ if (CONAN_REQUIRED_LIBS)
         libzip:with_openssl=False
         libzip:enable_windows_crypto=False
     )
+
     conan_check(VERSION 1.24.0 REQUIRED)
     # Add the bincrafters remote
     conan_add_remote(NAME bincrafters
@@ -354,6 +355,19 @@ if (NOT LIBUSB_FOUND)
     set(LIBUSB_LIBRARIES usb)
 endif()
 
+# Use system installed ffmpeg.
+if (NOT MSVC)
+    find_package(FFmpeg REQUIRED)
+else()
+    set(FFMPEG_EXT_NAME "ffmpeg-4.2.1")
+    set(FFMPEG_PATH "${CMAKE_BINARY_DIR}/externals/${FFMPEG_EXT_NAME}")
+    download_bundled_external("ffmpeg/" ${FFMPEG_EXT_NAME} "")
+    set(FFMPEG_FOUND YES)
+    set(FFMPEG_INCLUDE_DIR "${FFMPEG_PATH}/include" CACHE PATH "Path to FFmpeg headers" FORCE)
+    set(FFMPEG_LIBRARY_DIR "${FFMPEG_PATH}/bin" CACHE PATH "Path to FFmpeg library" FORCE)
+    set(FFMPEG_DLL_DIR "${FFMPEG_PATH}/bin" CACHE PATH "Path to FFmpeg dll's" FORCE)
+endif()
+
 # Prefer the -pthread flag on Linux.
 set(THREADS_PREFER_PTHREAD_FLAG ON)
 find_package(Threads REQUIRED)

CMakeModules/CopyYuzuFFmpegDeps.cmake

@@ -0,0 +1,10 @@
+function(copy_yuzu_FFmpeg_deps target_dir)
+    include(WindowsCopyFiles)
+    set(DLL_DEST "${CMAKE_BINARY_DIR}/bin/$<CONFIG>/")
+    windows_copy_files(${target_dir} ${FFMPEG_DLL_DIR} ${DLL_DEST}
+        avcodec-58.dll
+        avutil-56.dll
+        swresample-3.dll
+        swscale-5.dll
+    )
+endfunction(copy_yuzu_FFmpeg_deps)

externals/CMakeLists.txt

@@ -73,23 +73,29 @@ if (NOT LIBZIP_FOUND)
 endif()
 
 if (ENABLE_WEB_SERVICE)
-    # LibreSSL
-    set(LIBRESSL_SKIP_INSTALL ON CACHE BOOL "")
-    add_subdirectory(libressl EXCLUDE_FROM_ALL)
-    target_include_directories(ssl INTERFACE ./libressl/include)
-    target_compile_definitions(ssl PRIVATE -DHAVE_INET_NTOP)
-    get_directory_property(OPENSSL_LIBRARIES
-        DIRECTORY libressl
-        DEFINITION OPENSSL_LIBS)
-
-    # lurlparser
-    add_subdirectory(lurlparser EXCLUDE_FROM_ALL)
+    find_package(OpenSSL 1.1)
+    if (OPENSSL_FOUND)
+        set(OPENSSL_LIBRARIES OpenSSL::SSL OpenSSL::Crypto)
+    else()
+        # LibreSSL
+        set(LIBRESSL_SKIP_INSTALL ON CACHE BOOL "")
+        set(OPENSSLDIR "/etc/ssl/")
+        add_subdirectory(libressl EXCLUDE_FROM_ALL)
+        target_include_directories(ssl INTERFACE ./libressl/include)
+        target_compile_definitions(ssl PRIVATE -DHAVE_INET_NTOP)
+        get_directory_property(OPENSSL_LIBRARIES
+            DIRECTORY libressl
+            DEFINITION OPENSSL_LIBS)
+    endif()
 
     # httplib
     add_library(httplib INTERFACE)
     target_include_directories(httplib INTERFACE ./httplib)
     target_compile_definitions(httplib INTERFACE -DCPPHTTPLIB_OPENSSL_SUPPORT)
     target_link_libraries(httplib INTERFACE ${OPENSSL_LIBRARIES})
+    if (WIN32)
+        target_link_libraries(httplib INTERFACE crypt32 cryptui ws2_32)
+    endif()
 endif()
 
 # Opus

externals/find-modules/FindFFmpeg.cmake

@@ -0,0 +1,100 @@
+# - Try to find ffmpeg libraries (libavcodec, libavformat and libavutil)
+# Once done this will define
+#
+# FFMPEG_FOUND - system has ffmpeg or libav
+# FFMPEG_INCLUDE_DIR - the ffmpeg include directory
+# FFMPEG_LIBRARIES - Link these to use ffmpeg
+# FFMPEG_LIBAVCODEC
+# FFMPEG_LIBAVFORMAT
+# FFMPEG_LIBAVUTIL
+#
+# Copyright (c) 2008 Andreas Schneider <mail@cynapses.org>
+# Modified for other libraries by Lasse Kärkkäinen <tronic>
+# Modified for Hedgewars by Stepik777
+# Modified for FFmpeg-example Tuukka Pasanen 2018
+# Modified for yuzu toastUnlimted 2020
+#
+# Redistribution and use is allowed according to the terms of the New
+# BSD license.
+#
+
+include(FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args(FFMPEG
+  FOUND_VAR FFMPEG_FOUND
+  REQUIRED_VARS
+      FFMPEG_LIBRARY
+      FFMPEG_INCLUDE_DIR
+  VERSION_VAR FFMPEG_VERSION
+)
+
+if(FFMPEG_LIBRARIES AND FFMPEG_INCLUDE_DIR)
+  # in cache already
+  set(FFMPEG_FOUND TRUE)
+else()
+  # use pkg-config to get the directories and then use these values
+  # in the FIND_PATH() and FIND_LIBRARY() calls
+  find_package(PkgConfig)
+  if(PKG_CONFIG_FOUND)
+    pkg_check_modules(_FFMPEG_AVCODEC libavcodec)
+    pkg_check_modules(_FFMPEG_AVUTIL libavutil)
+    pkg_check_modules(_FFMPEG_SWSCALE libswscale)
+  endif()
+
+  find_path(FFMPEG_AVCODEC_INCLUDE_DIR
+    NAMES libavcodec/avcodec.h
+    PATHS ${_FFMPEG_AVCODEC_INCLUDE_DIRS}
+      /usr/include
+      /usr/local/include
+      /opt/local/include
+      /sw/include
+    PATH_SUFFIXES ffmpeg libav)
+
+  find_library(FFMPEG_LIBAVCODEC
+    NAMES avcodec
+    PATHS ${_FFMPEG_AVCODEC_LIBRARY_DIRS}
+      /usr/lib
+      /usr/local/lib
+      /opt/local/lib
+      /sw/lib)
+
+  find_library(FFMPEG_LIBAVUTIL
+    NAMES avutil
+    PATHS ${_FFMPEG_AVUTIL_LIBRARY_DIRS}
+      /usr/lib
+      /usr/local/lib
+      /opt/local/lib
+      /sw/lib)
+
+  find_library(FFMPEG_LIBSWSCALE
+    NAMES swscale
+    PATHS ${_FFMPEG_SWSCALE_LIBRARY_DIRS}
+      /usr/lib
+      /usr/local/lib
+      /opt/local/lib
+      /sw/lib)
+
+  if(FFMPEG_LIBAVCODEC AND FFMPEG_LIBAVUTIL AND FFMPEG_LIBSWSCALE)
+    set(FFMPEG_FOUND TRUE)
+  endif()
+
+  if(FFMPEG_FOUND)
+    set(FFMPEG_INCLUDE_DIR ${FFMPEG_AVCODEC_INCLUDE_DIR})
+    set(FFMPEG_LIBRARIES
+      ${FFMPEG_LIBAVCODEC}
+      ${FFMPEG_LIBAVUTIL}
+      ${FFMPEG_LIBSWSCALE})
+  endif()
+
+  if(FFMPEG_FOUND)
+    if(NOT FFMPEG_FIND_QUIETLY)
+      message(STATUS
+      "Found FFMPEG or Libav: ${FFMPEG_LIBRARIES}, ${FFMPEG_INCLUDE_DIR}")
+    endif()
+  else()
+    if(FFMPEG_FIND_REQUIRED)
+      message(FATAL_ERROR
+      "Could not find libavcodec or libavutil or libswscale")
+    endif()
+  endif()
+endif()

externals/lurlparser/CMakeLists.txt

@@ -1,8 +0,0 @@
-add_library(lurlparser
-        LUrlParser.cpp
-        LUrlParser.h
-)
-
-create_target_directory_groups(lurlparser)
-
-target_include_directories(lurlparser INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})

externals/lurlparser/LUrlParser.cpp

@@ -1,265 +0,0 @@
-/*
- * Lightweight URL & URI parser (RFC 1738, RFC 3986)
- * https://github.com/corporateshark/LUrlParser
- *
- * The MIT License (MIT)
- *
- * Copyright (C) 2015 Sergey Kosarevsky (sk@linderdaum.com)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include "LUrlParser.h"
-
-#include <algorithm>
-#include <cstring>
-#include <stdlib.h>
-
-// check if the scheme name is valid
-static bool IsSchemeValid( const std::string& SchemeName )
-{
-    for ( auto c : SchemeName  )
-    {
-        if ( !isalpha( c ) && c != '+' && c != '-' && c != '.' ) return false;
-    }
-
-    return true;
-}
-
-bool LUrlParser::clParseURL::GetPort( int* OutPort ) const
-{
-    if ( !IsValid() ) { return false; }
-
-    int Port = atoi( m_Port.c_str() );
-
-    if ( Port <= 0 || Port > 65535 ) { return false; }
-
-    if ( OutPort ) { *OutPort = Port; }
-
-    return true;
-}
-
-// based on RFC 1738 and RFC 3986
-LUrlParser::clParseURL LUrlParser::clParseURL::ParseURL( const std::string& URL )
-{
-    LUrlParser::clParseURL Result;
-
-    const char* CurrentString = URL.c_str();
-
-    /*
-     *	<scheme>:<scheme-specific-part>
-     *	<scheme> := [a-z\+\-\.]+
-     *	For resiliency, programs interpreting URLs should treat upper case letters as equivalent to lower case in scheme names
-     */
-
-    // try to read scheme
-    {
-        const char* LocalString = strchr( CurrentString, ':' );
-
-        if ( !LocalString )
-        {
-            return clParseURL( LUrlParserError_NoUrlCharacter );
-        }
-
-        // save the scheme name
-        Result.m_Scheme = std::string( CurrentString, LocalString - CurrentString );
-
-        if ( !IsSchemeValid( Result.m_Scheme ) )
-        {
-            return clParseURL( LUrlParserError_InvalidSchemeName );
-        }
-
-        // scheme should be lowercase
-        std::transform( Result.m_Scheme.begin(), Result.m_Scheme.end(), Result.m_Scheme.begin(), ::tolower );
-
-        // skip ':'
-        CurrentString = LocalString+1;
-    }
-
-    /*
-     *	//<user>:<password>@<host>:<port>/<url-path>
-     *	any ":", "@" and "/" must be normalized
-     */
-
-    // skip "//"
-    if ( *CurrentString++ != '/' ) return clParseURL( LUrlParserError_NoDoubleSlash );
-    if ( *CurrentString++ != '/' ) return clParseURL( LUrlParserError_NoDoubleSlash );
-
-    // check if the user name and password are specified
-    bool bHasUserName = false;
-
-    const char* LocalString = CurrentString;
-
-    while ( *LocalString )
-    {
-        if ( *LocalString == '@' )
-        {
-            // user name and password are specified
-            bHasUserName = true;
-            break;
-        }
-        else if ( *LocalString == '/' )
-        {
-            // end of <host>:<port> specification
-            bHasUserName = false;
-            break;
-        }
-
-        LocalString++;
-    }
-
-    // user name and password
-    LocalString = CurrentString;
-
-    if ( bHasUserName )
-    {
-        // read user name
-        while ( *LocalString && *LocalString != ':' && *LocalString != '@' ) LocalString++;
-
-        Result.m_UserName = std::string( CurrentString, LocalString - CurrentString );
-
-        // proceed with the current pointer
-        CurrentString = LocalString;
-
-        if ( *CurrentString == ':' )
-        {
-            // skip ':'
-            CurrentString++;
-
-            // read password
-            LocalString = CurrentString;
-
-            while ( *LocalString && *LocalString != '@' ) LocalString++;
-
-            Result.m_Password = std::string( CurrentString, LocalString - CurrentString );
-
-            CurrentString = LocalString;
-        }
-
-        // skip '@'
-        if ( *CurrentString != '@' )
-        {
-            return clParseURL( LUrlParserError_NoAtSign );
-        }
-
-        CurrentString++;
-    }
-
-    bool bHasBracket = ( *CurrentString == '[' );
-
-    // go ahead, read the host name
-    LocalString = CurrentString;
-
-    while ( *LocalString )
-    {
-        if ( bHasBracket && *LocalString == ']' )
-        {
-            // end of IPv6 address
-            LocalString++;
-            break;
-        }
-        else if ( !bHasBracket && ( *LocalString == ':' || *LocalString == '/' ) )
-        {
-            // port number is specified
-            break;
-        }
-
-        LocalString++;
-    }
-
-    Result.m_Host = std::string( CurrentString, LocalString - CurrentString );
-
-    CurrentString = LocalString;
-
-    // is port number specified?
-    if ( *CurrentString == ':' )
-    {
-        CurrentString++;
-
-        // read port number
-        LocalString = CurrentString;
-
-        while ( *LocalString && *LocalString != '/' ) LocalString++;
-
-        Result.m_Port = std::string( CurrentString, LocalString - CurrentString );
-
-        CurrentString = LocalString;
-    }
-
-    // end of string
-    if ( !*CurrentString )
-    {
-        Result.m_ErrorCode = LUrlParserError_Ok;
-
-        return Result;
-    }
-
-    // skip '/'
-    if ( *CurrentString != '/' )
-    {
-        return clParseURL( LUrlParserError_NoSlash );
-    }
-
-    CurrentString++;
-
-    // parse the path
-    LocalString = CurrentString;
-
-    while ( *LocalString && *LocalString != '#' && *LocalString != '?' ) LocalString++;
-
-    Result.m_Path = std::string( CurrentString, LocalString - CurrentString );
-
-    CurrentString = LocalString;
-
-    // check for query
-    if ( *CurrentString == '?' )
-    {
-        // skip '?'
-        CurrentString++;
-
-        // read query
-        LocalString = CurrentString;
-
-        while ( *LocalString && *LocalString != '#' ) LocalString++;
-
-        Result.m_Query = std::string( CurrentString, LocalString - CurrentString );
-
-        CurrentString = LocalString;
-    }
-
-    // check for fragment
-    if ( *CurrentString == '#' )
-    {
-        // skip '#'
-        CurrentString++;
-
-        // read fragment
-        LocalString = CurrentString;
-
-        while ( *LocalString ) LocalString++;
-
-        Result.m_Fragment = std::string( CurrentString, LocalString - CurrentString );
-
-        CurrentString = LocalString;
-    }
-
-    Result.m_ErrorCode = LUrlParserError_Ok;
-
-    return Result;
-}

externals/lurlparser/LUrlParser.h

@@ -1,78 +0,0 @@
-/*
- * Lightweight URL & URI parser (RFC 1738, RFC 3986)
- * https://github.com/corporateshark/LUrlParser
- *
- * The MIT License (MIT)
- *
- * Copyright (C) 2015 Sergey Kosarevsky (sk@linderdaum.com)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#pragma once
-
-#include <string>
-
-namespace LUrlParser
-{
-enum LUrlParserError
-{
-    LUrlParserError_Ok = 0,
-    LUrlParserError_Uninitialized = 1,
-    LUrlParserError_NoUrlCharacter = 2,
-    LUrlParserError_InvalidSchemeName = 3,
-    LUrlParserError_NoDoubleSlash = 4,
-    LUrlParserError_NoAtSign = 5,
-    LUrlParserError_UnexpectedEndOfLine = 6,
-    LUrlParserError_NoSlash = 7,
-};
-
-class clParseURL
-{
-public:
-    LUrlParserError m_ErrorCode;
-    std::string m_Scheme;
-    std::string m_Host;
-    std::string m_Port;
-    std::string m_Path;
-    std::string m_Query;
-    std::string m_Fragment;
-    std::string m_UserName;
-    std::string m_Password;
-
-    clParseURL()
-            : m_ErrorCode( LUrlParserError_Uninitialized )
-    {}
-
-    /// return 'true' if the parsing was successful
-    bool IsValid() const { return m_ErrorCode == LUrlParserError_Ok; }
-
-    /// helper to convert the port number to int, return 'true' if the port is valid (within the 0..65535 range)
-    bool GetPort( int* OutPort ) const;
-
-    /// parse the URL
-    static clParseURL ParseURL( const std::string& URL );
-
-private:
-    explicit clParseURL( LUrlParserError ErrorCode )
-            : m_ErrorCode( ErrorCode )
-    {}
-};
-
-} // namespace LUrlParser

externals/lurlparser/README.md

@@ -1,19 +0,0 @@
-From https://github.com/corporateshark/LUrlParser/commit/455d5e2d27e3946f11ad0328fee9ee2628e6a8e2
-
-MIT License
-
-===
-
-Lightweight URL & URI parser (RFC 1738, RFC 3986)
-
-(C) Sergey Kosarevsky, 2015
-
-@corporateshark sk@linderdaum.com
-
-http://www.linderdaum.com
-
-http://blog.linderdaum.com
-
-=============================
-
-A tiny and lightweight URL & URI parser (RFC 1738, RFC 3986) written in C++.

src/audio_core/CMakeLists.txt

@@ -46,11 +46,17 @@ create_target_directory_groups(audio_core)
 
 if (NOT MSVC)
     target_compile_options(audio_core PRIVATE
+        -Werror=conversion
         -Werror=ignored-qualifiers
         -Werror=implicit-fallthrough
         -Werror=reorder
         -Werror=sign-compare
         -Werror=unused-variable
+
+        $<$<CXX_COMPILER_ID:GNU>:-Werror=unused-but-set-parameter>
+        $<$<CXX_COMPILER_ID:GNU>:-Werror=unused-but-set-variable>
+
+        -Wno-sign-conversion
     )
 endif()
 

src/audio_core/algorithm/filter.cpp

@@ -55,7 +55,8 @@ void Filter::Process(std::vector<s16>& signal) {
 /// @param total_count The total number of biquads to be cascaded.
 /// @param index 0-index of the biquad to calculate the Q value for.
 static double CascadingBiquadQ(std::size_t total_count, std::size_t index) {
-    const double pole = M_PI * (2 * index + 1) / (4.0 * total_count);
+    const auto pole =
+        M_PI * static_cast<double>(2 * index + 1) / (4.0 * static_cast<double>(total_count));
     return 1.0 / (2.0 * std::cos(pole));
 }
 

src/audio_core/algorithm/interpolate.cpp

@@ -146,7 +146,7 @@ std::vector<s16> Interpolate(InterpolationState& state, std::vector<s16> input,
         return {};
 
     if (ratio <= 0) {
-        LOG_CRITICAL(Audio, "Nonsensical interpolation ratio {}", ratio);
+        LOG_ERROR(Audio, "Nonsensical interpolation ratio {}", ratio);
         return input;
     }
 
@@ -164,7 +164,8 @@ std::vector<s16> Interpolate(InterpolationState& state, std::vector<s16> input,
     const std::size_t num_frames{input.size() / 2};
 
     std::vector<s16> output;
-    output.reserve(static_cast<std::size_t>(input.size() / ratio + InterpolationState::taps));
+    output.reserve(static_cast<std::size_t>(static_cast<double>(input.size()) / ratio +
+                                            InterpolationState::taps));
 
     for (std::size_t frame{}; frame < num_frames; ++frame) {
         const std::size_t lut_index{(state.fraction >> 8) * InterpolationState::taps};

src/audio_core/command_generator.cpp

@@ -793,7 +793,6 @@ s32 CommandGenerator::DecodeAdpcm(ServerVoiceInfo& voice_info, VoiceState& dsp_s
             // Decode entire frame
             if (remaining_samples >= static_cast<int>(SAMPLES_PER_FRAME)) {
                 for (std::size_t i = 0; i < SAMPLES_PER_FRAME / 2; i++) {
-
                     // Sample 1
                     const s32 s0 = SIGNED_NIBBLES[buffer[buffer_offset] >> 4];
                     const s32 s1 = SIGNED_NIBBLES[buffer[buffer_offset++] & 0xf];
@@ -802,7 +801,7 @@ s32 CommandGenerator::DecodeAdpcm(ServerVoiceInfo& voice_info, VoiceState& dsp_s
                     sample_buffer[cur_mix_offset++] = sample_1;
                     sample_buffer[cur_mix_offset++] = sample_2;
                 }
-                remaining_samples -= SAMPLES_PER_FRAME;
+                remaining_samples -= static_cast<int>(SAMPLES_PER_FRAME);
                 position_in_frame += SAMPLES_PER_FRAME;
                 continue;
             }

src/audio_core/cubeb_sink.cpp

@@ -93,8 +93,10 @@ public:
                 constexpr s32 clev{707}; // center mixing level coefficient
                 constexpr s32 slev{707}; // surround mixing level coefficient
 
-                buf.push_back(left + (clev * center / 1000) + (slev * surround_left / 1000));
-                buf.push_back(right + (clev * center / 1000) + (slev * surround_right / 1000));
+                buf.push_back(static_cast<s16>(left + (clev * center / 1000) +
+                                               (slev * surround_left / 1000)));
+                buf.push_back(static_cast<s16>(right + (clev * center / 1000) +
+                                               (slev * surround_right / 1000)));
             }
             queue.Push(buf);
             return;

src/audio_core/voice_context.cpp

@@ -128,7 +128,10 @@ void ServerVoiceInfo::UpdateParameters(const VoiceInfo::InParams& voice_in,
     in_params.wave_buffer_count = voice_in.wave_buffer_count;
     in_params.wave_bufffer_head = voice_in.wave_buffer_head;
     if (behavior_info.IsFlushVoiceWaveBuffersSupported()) {
-        in_params.wave_buffer_flush_request_count += voice_in.wave_buffer_flush_request_count;
+        const auto in_request_count = in_params.wave_buffer_flush_request_count;
+        const auto voice_request_count = voice_in.wave_buffer_flush_request_count;
+        in_params.wave_buffer_flush_request_count =
+            static_cast<u8>(in_request_count + voice_request_count);
     }
     in_params.mix_id = voice_in.mix_id;
     if (behavior_info.IsSplitterSupported()) {

src/common/CMakeLists.txt

@@ -150,6 +150,8 @@ add_library(common STATIC
     scope_exit.h
     spin_lock.cpp
     spin_lock.h
+    stream.cpp
+    stream.h
     string_util.cpp
     string_util.h
     swap.h

src/common/fiber.cpp

@@ -91,7 +91,7 @@ void Fiber::Rewind() {
     SwitchToFiber(impl->rewind_handle);
 }
 
-void Fiber::YieldTo(std::shared_ptr<Fiber>& from, std::shared_ptr<Fiber>& to) {
+void Fiber::YieldTo(std::shared_ptr<Fiber> from, std::shared_ptr<Fiber> to) {
     ASSERT_MSG(from != nullptr, "Yielding fiber is null!");
     ASSERT_MSG(to != nullptr, "Next fiber is null!");
     to->guard.lock();
@@ -199,7 +199,7 @@ void Fiber::Rewind() {
     boost::context::detail::jump_fcontext(impl->rewind_context, this);
 }
 
-void Fiber::YieldTo(std::shared_ptr<Fiber>& from, std::shared_ptr<Fiber>& to) {
+void Fiber::YieldTo(std::shared_ptr<Fiber> from, std::shared_ptr<Fiber> to) {
     ASSERT_MSG(from != nullptr, "Yielding fiber is null!");
     ASSERT_MSG(to != nullptr, "Next fiber is null!");
     to->guard.lock();

src/common/fiber.h

@@ -46,7 +46,7 @@ public:
 
     /// Yields control from Fiber 'from' to Fiber 'to'
     /// Fiber 'from' must be the currently running fiber.
-    static void YieldTo(std::shared_ptr<Fiber>& from, std::shared_ptr<Fiber>& to);
+    static void YieldTo(std::shared_ptr<Fiber> from, std::shared_ptr<Fiber> to);
     [[nodiscard]] static std::shared_ptr<Fiber> ThreadToFiber();
 
     void SetRewindPoint(std::function<void(void*)>&& rewind_func, void* start_parameter);

src/common/hex_util.h

@@ -16,14 +16,14 @@ namespace Common {
 
 [[nodiscard]] constexpr u8 ToHexNibble(char c) {
     if (c >= 65 && c <= 70) {
-        return c - 55;
+        return static_cast<u8>(c - 55);
     }
 
     if (c >= 97 && c <= 102) {
-        return c - 87;
+        return static_cast<u8>(c - 87);
     }
 
-    return c - 48;
+    return static_cast<u8>(c - 48);
 }
 
 [[nodiscard]] std::vector<u8> HexStringToVector(std::string_view str, bool little_endian);
@@ -33,11 +33,11 @@ template <std::size_t Size, bool le = false>
     std::array<u8, Size> out{};
     if constexpr (le) {
         for (std::size_t i = 2 * Size - 2; i <= 2 * Size; i -= 2) {
-            out[i / 2] = (ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]);
+            out[i / 2] = static_cast<u8>((ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]));
         }
     } else {
         for (std::size_t i = 0; i < 2 * Size; i += 2) {
-            out[i / 2] = (ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]);
+            out[i / 2] = static_cast<u8>((ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]));
         }
     }
     return out;

src/common/math_util.h

@@ -20,14 +20,14 @@ struct Rectangle {
 
     constexpr Rectangle() = default;
 
-    constexpr Rectangle(T left, T top, T right, T bottom)
-        : left(left), top(top), right(right), bottom(bottom) {}
+    constexpr Rectangle(T left_, T top_, T right_, T bottom_)
+        : left(left_), top(top_), right(right_), bottom(bottom_) {}
 
     [[nodiscard]] T GetWidth() const {
         if constexpr (std::is_floating_point_v<T>) {
             return std::abs(right - left);
         } else {
-            return std::abs(static_cast<std::make_signed_t<T>>(right - left));
+            return static_cast<T>(std::abs(static_cast<std::make_signed_t<T>>(right - left)));
         }
     }
 
@@ -35,7 +35,7 @@ struct Rectangle {
         if constexpr (std::is_floating_point_v<T>) {
             return std::abs(bottom - top);
         } else {
-            return std::abs(static_cast<std::make_signed_t<T>>(bottom - top));
+            return static_cast<T>(std::abs(static_cast<std::make_signed_t<T>>(bottom - top)));
         }
     }
 

src/common/stream.cpp

@@ -0,0 +1,47 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <stdexcept>
+#include "common/common_types.h"
+#include "common/stream.h"
+
+namespace Common {
+
+Stream::Stream() = default;
+Stream::~Stream() = default;
+
+void Stream::Seek(s32 offset, SeekOrigin origin) {
+    if (origin == SeekOrigin::SetOrigin) {
+        if (offset < 0) {
+            position = 0;
+        } else if (position >= buffer.size()) {
+            position = buffer.size();
+        } else {
+            position = offset;
+        }
+    } else if (origin == SeekOrigin::FromCurrentPos) {
+        Seek(static_cast<s32>(position) + offset, SeekOrigin::SetOrigin);
+    } else if (origin == SeekOrigin::FromEnd) {
+        Seek(static_cast<s32>(buffer.size()) - offset, SeekOrigin::SetOrigin);
+    }
+}
+
+u8 Stream::ReadByte() {
+    if (position < buffer.size()) {
+        return buffer[position++];
+    } else {
+        throw std::out_of_range("Attempting to read a byte not within the buffer range");
+    }
+}
+
+void Stream::WriteByte(u8 byte) {
+    if (position == buffer.size()) {
+        buffer.push_back(byte);
+        position++;
+    } else {
+        buffer.insert(buffer.begin() + position, byte);
+    }
+}
+
+} // namespace Common

src/common/stream.h

@@ -0,0 +1,50 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <vector>
+#include "common/common_types.h"
+
+namespace Common {
+
+enum class SeekOrigin {
+    SetOrigin,
+    FromCurrentPos,
+    FromEnd,
+};
+
+class Stream {
+public:
+    /// Stream creates a bitstream and provides common functionality on the stream.
+    explicit Stream();
+    ~Stream();
+
+    /// Reposition bitstream "cursor" to the specified offset from origin
+    void Seek(s32 offset, SeekOrigin origin);
+
+    /// Reads next byte in the stream buffer and increments position
+    u8 ReadByte();
+
+    /// Writes byte at current position
+    void WriteByte(u8 byte);
+
+    std::size_t GetPosition() const {
+        return position;
+    }
+
+    std::vector<u8>& GetBuffer() {
+        return buffer;
+    }
+
+    const std::vector<u8>& GetBuffer() const {
+        return buffer;
+    }
+
+private:
+    std::vector<u8> buffer;
+    std::size_t position{0};
+};
+
+} // namespace Common

src/common/vector_math.h

@@ -87,7 +87,13 @@ public:
 
     template <typename V>
     [[nodiscard]] constexpr Vec2<decltype(T{} * V{})> operator*(const V& f) const {
-        return {x * f, y * f};
+        using TV = decltype(T{} * V{});
+        using C = std::common_type_t<T, V>;
+
+        return {
+            static_cast<TV>(static_cast<C>(x) * static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(y) * static_cast<C>(f)),
+        };
     }
 
     template <typename V>
@@ -98,7 +104,13 @@ public:
 
     template <typename V>
     [[nodiscard]] constexpr Vec2<decltype(T{} / V{})> operator/(const V& f) const {
-        return {x / f, y / f};
+        using TV = decltype(T{} / V{});
+        using C = std::common_type_t<T, V>;
+
+        return {
+            static_cast<TV>(static_cast<C>(x) / static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(y) / static_cast<C>(f)),
+        };
     }
 
     template <typename V>
@@ -168,7 +180,10 @@ public:
 
 template <typename T, typename V>
 [[nodiscard]] constexpr Vec2<T> operator*(const V& f, const Vec2<T>& vec) {
-    return Vec2<T>(f * vec.x, f * vec.y);
+    using C = std::common_type_t<T, V>;
+
+    return Vec2<T>(static_cast<T>(static_cast<C>(f) * static_cast<C>(vec.x)),
+                   static_cast<T>(static_cast<C>(f) * static_cast<C>(vec.y)));
 }
 
 using Vec2f = Vec2<float>;
@@ -237,7 +252,14 @@ public:
 
     template <typename V>
     [[nodiscard]] constexpr Vec3<decltype(T{} * V{})> operator*(const V& f) const {
-        return {x * f, y * f, z * f};
+        using TV = decltype(T{} * V{});
+        using C = std::common_type_t<T, V>;
+
+        return {
+            static_cast<TV>(static_cast<C>(x) * static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(y) * static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(z) * static_cast<C>(f)),
+        };
     }
 
     template <typename V>
@@ -247,7 +269,14 @@ public:
     }
     template <typename V>
     [[nodiscard]] constexpr Vec3<decltype(T{} / V{})> operator/(const V& f) const {
-        return {x / f, y / f, z / f};
+        using TV = decltype(T{} / V{});
+        using C = std::common_type_t<T, V>;
+
+        return {
+            static_cast<TV>(static_cast<C>(x) / static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(y) / static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(z) / static_cast<C>(f)),
+        };
     }
 
     template <typename V>
@@ -367,7 +396,11 @@ public:
 
 template <typename T, typename V>
 [[nodiscard]] constexpr Vec3<T> operator*(const V& f, const Vec3<T>& vec) {
-    return Vec3<T>(f * vec.x, f * vec.y, f * vec.z);
+    using C = std::common_type_t<T, V>;
+
+    return Vec3<T>(static_cast<T>(static_cast<C>(f) * static_cast<C>(vec.x)),
+                   static_cast<T>(static_cast<C>(f) * static_cast<C>(vec.y)),
+                   static_cast<T>(static_cast<C>(f) * static_cast<C>(vec.z)));
 }
 
 template <>
@@ -446,7 +479,15 @@ public:
 
     template <typename V>
     [[nodiscard]] constexpr Vec4<decltype(T{} * V{})> operator*(const V& f) const {
-        return {x * f, y * f, z * f, w * f};
+        using TV = decltype(T{} * V{});
+        using C = std::common_type_t<T, V>;
+
+        return {
+            static_cast<TV>(static_cast<C>(x) * static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(y) * static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(z) * static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(w) * static_cast<C>(f)),
+        };
     }
 
     template <typename V>
@@ -457,7 +498,15 @@ public:
 
     template <typename V>
     [[nodiscard]] constexpr Vec4<decltype(T{} / V{})> operator/(const V& f) const {
-        return {x / f, y / f, z / f, w / f};
+        using TV = decltype(T{} / V{});
+        using C = std::common_type_t<T, V>;
+
+        return {
+            static_cast<TV>(static_cast<C>(x) / static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(y) / static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(z) / static_cast<C>(f)),
+            static_cast<TV>(static_cast<C>(w) / static_cast<C>(f)),
+        };
     }
 
     template <typename V>
@@ -582,7 +631,15 @@ public:
 
 template <typename T, typename V>
 [[nodiscard]] constexpr Vec4<decltype(V{} * T{})> operator*(const V& f, const Vec4<T>& vec) {
-    return {f * vec.x, f * vec.y, f * vec.z, f * vec.w};
+    using TV = decltype(V{} * T{});
+    using C = std::common_type_t<T, V>;
+
+    return {
+        static_cast<TV>(static_cast<C>(f) * static_cast<C>(vec.x)),
+        static_cast<TV>(static_cast<C>(f) * static_cast<C>(vec.y)),
+        static_cast<TV>(static_cast<C>(f) * static_cast<C>(vec.z)),
+        static_cast<TV>(static_cast<C>(f) * static_cast<C>(vec.w)),
+    };
 }
 
 using Vec4f = Vec4<float>;

src/core/CMakeLists.txt

@@ -1,9 +1,3 @@
-if (YUZU_ENABLE_BOXCAT)
-    set(BCAT_BOXCAT_ADDITIONAL_SOURCES hle/service/bcat/backend/boxcat.cpp hle/service/bcat/backend/boxcat.h)
-else()
-    set(BCAT_BOXCAT_ADDITIONAL_SOURCES)
-endif()
-
 add_library(core STATIC
     arm/arm_interface.h
     arm/arm_interface.cpp
@@ -303,7 +297,6 @@ add_library(core STATIC
     hle/service/audio/hwopus.h
     hle/service/bcat/backend/backend.cpp
     hle/service/bcat/backend/backend.h
-    ${BCAT_BOXCAT_ADDITIONAL_SOURCES}
     hle/service/bcat/bcat.cpp
     hle/service/bcat/bcat.h
     hle/service/bcat/module.cpp
@@ -446,6 +439,8 @@ add_library(core STATIC
     hle/service/nvdrv/devices/nvhost_gpu.h
     hle/service/nvdrv/devices/nvhost_nvdec.cpp
     hle/service/nvdrv/devices/nvhost_nvdec.h
+    hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
+    hle/service/nvdrv/devices/nvhost_nvdec_common.h
     hle/service/nvdrv/devices/nvhost_nvjpg.cpp
     hle/service/nvdrv/devices/nvhost_nvjpg.h
     hle/service/nvdrv/devices/nvhost_vic.cpp
@@ -608,6 +603,13 @@ add_library(core STATIC
     tools/freezer.h
 )
 
+if (YUZU_ENABLE_BOXCAT)
+    target_sources(core PRIVATE
+        hle/service/bcat/backend/boxcat.cpp
+        hle/service/bcat/backend/boxcat.h
+    )
+endif()
+
 if (MSVC)
     target_compile_options(core PRIVATE
         # 'expression' : signed/unsigned mismatch
@@ -623,6 +625,20 @@ if (MSVC)
         # 'context' : truncation from 'type1' to 'type2'
         /we4305
     )
+else()
+    target_compile_options(core PRIVATE
+        -Werror=conversion
+        -Werror=ignored-qualifiers
+        -Werror=implicit-fallthrough
+        -Werror=reorder
+        -Werror=sign-compare
+        -Werror=unused-variable
+
+        $<$<CXX_COMPILER_ID:GNU>:-Werror=unused-but-set-parameter>
+        $<$<CXX_COMPILER_ID:GNU>:-Werror=unused-but-set-variable>
+
+        -Wno-sign-conversion
+    )
 endif()
 
 create_target_directory_groups(core)

src/core/cpu_manager.cpp

@@ -365,6 +365,8 @@ void CpuManager::RunThread(std::size_t core) {
     data.enter_barrier.reset();
     data.exit_barrier.reset();
     data.initialized = false;
+
+    MicroProfileOnThreadExit();
 }
 
 } // namespace Core

src/core/crypto/key_manager.cpp

@@ -411,7 +411,7 @@ Loader::ResultStatus DeriveSDKeys(std::array<Key256, 2>& sd_keys, KeyManager& ke
     // Combine sources and seed
     for (auto& source : sd_key_sources) {
         for (std::size_t i = 0; i < source.size(); ++i) {
-            source[i] ^= sd_seed[i & 0xF];
+            source[i] = static_cast<u8>(source[i] ^ sd_seed[i & 0xF]);
         }
     }
 

src/core/file_sys/fsmitm_romfsbuild.cpp

@@ -266,8 +266,9 @@ std::multimap<u64, VirtualFile> RomFSBuildContext::Build() {
         cur_file->offset = file_partition_size;
         file_partition_size += cur_file->size;
         cur_file->entry_offset = entry_offset;
-        entry_offset += sizeof(RomFSFileEntry) +
-                        Common::AlignUp(cur_file->path_len - cur_file->cur_path_ofs, 4);
+        entry_offset +=
+            static_cast<u32>(sizeof(RomFSFileEntry) +
+                             Common::AlignUp(cur_file->path_len - cur_file->cur_path_ofs, 4));
         prev_file = cur_file;
     }
     // Assign deferred parent/sibling ownership.
@@ -284,8 +285,9 @@ std::multimap<u64, VirtualFile> RomFSBuildContext::Build() {
     for (const auto& it : directories) {
         cur_dir = it.second;
         cur_dir->entry_offset = entry_offset;
-        entry_offset += sizeof(RomFSDirectoryEntry) +
-                        Common::AlignUp(cur_dir->path_len - cur_dir->cur_path_ofs, 4);
+        entry_offset +=
+            static_cast<u32>(sizeof(RomFSDirectoryEntry) +
+                             Common::AlignUp(cur_dir->path_len - cur_dir->cur_path_ofs, 4));
     }
     // Assign deferred parent/sibling ownership.
     for (auto it = directories.rbegin(); it->second != root; ++it) {

src/core/file_sys/ips_layer.cpp

@@ -299,7 +299,7 @@ void IPSwitchCompiler::Parse() {
                              patch_text->GetName(), offset, Common::HexToString(replace));
                 }
 
-                patch.records.insert_or_assign(offset, std::move(replace));
+                patch.records.insert_or_assign(static_cast<u32>(offset), std::move(replace));
             }
 
             patches.push_back(std::move(patch));

src/core/file_sys/nca_metadata.cpp

@@ -108,7 +108,7 @@ std::vector<u8> CNMT::Serialize() const {
         memcpy(out.data() + sizeof(CNMTHeader), &opt_header, sizeof(OptionalHeader));
     }
 
-    auto offset = header.table_offset;
+    u64_le offset = header.table_offset;
 
     for (const auto& rec : content_records) {
         memcpy(out.data() + offset + sizeof(CNMTHeader), &rec, sizeof(ContentRecord));

src/core/file_sys/patch_manager.cpp

@@ -29,7 +29,7 @@
 namespace FileSys {
 namespace {
 
-constexpr u64 SINGLE_BYTE_MODULUS = 0x100;
+constexpr u32 SINGLE_BYTE_MODULUS = 0x100;
 constexpr u64 DLC_BASE_TITLE_ID_MASK = 0xFFFFFFFFFFFFE000;
 
 constexpr std::array<const char*, 14> EXEFS_FILE_NAMES{

src/core/file_sys/submission_package.cpp

@@ -19,38 +19,6 @@
 #include "core/loader/loader.h"
 
 namespace FileSys {
-namespace {
-void SetTicketKeys(const std::vector<VirtualFile>& files) {
-    auto& keys = Core::Crypto::KeyManager::Instance();
-
-    for (const auto& ticket_file : files) {
-        if (ticket_file == nullptr) {
-            continue;
-        }
-
-        if (ticket_file->GetExtension() != "tik") {
-            continue;
-        }
-
-        if (ticket_file->GetSize() <
-            Core::Crypto::TICKET_FILE_TITLEKEY_OFFSET + sizeof(Core::Crypto::Key128)) {
-            continue;
-        }
-
-        Core::Crypto::Key128 key{};
-        ticket_file->Read(key.data(), key.size(), Core::Crypto::TICKET_FILE_TITLEKEY_OFFSET);
-
-        // We get the name without the extension in order to create the rights ID.
-        std::string name_only(ticket_file->GetName());
-        name_only.erase(name_only.size() - 4);
-
-        const auto rights_id_raw = Common::HexStringToArray<16>(name_only);
-        u128 rights_id;
-        std::memcpy(rights_id.data(), rights_id_raw.data(), sizeof(u128));
-        keys.SetKey(Core::Crypto::S128KeyType::Titlekey, key, rights_id[1], rights_id[0]);
-    }
-}
-} // Anonymous namespace
 
 NSP::NSP(VirtualFile file_)
     : file(std::move(file_)), status{Loader::ResultStatus::Success},
@@ -232,6 +200,35 @@ VirtualDir NSP::GetParentDirectory() const {
     return file->GetContainingDirectory();
 }
 
+void NSP::SetTicketKeys(const std::vector<VirtualFile>& files) {
+    for (const auto& ticket_file : files) {
+        if (ticket_file == nullptr) {
+            continue;
+        }
+
+        if (ticket_file->GetExtension() != "tik") {
+            continue;
+        }
+
+        if (ticket_file->GetSize() <
+            Core::Crypto::TICKET_FILE_TITLEKEY_OFFSET + sizeof(Core::Crypto::Key128)) {
+            continue;
+        }
+
+        Core::Crypto::Key128 key{};
+        ticket_file->Read(key.data(), key.size(), Core::Crypto::TICKET_FILE_TITLEKEY_OFFSET);
+
+        // We get the name without the extension in order to create the rights ID.
+        std::string name_only(ticket_file->GetName());
+        name_only.erase(name_only.size() - 4);
+
+        const auto rights_id_raw = Common::HexStringToArray<16>(name_only);
+        u128 rights_id;
+        std::memcpy(rights_id.data(), rights_id_raw.data(), sizeof(u128));
+        keys.SetKey(Core::Crypto::S128KeyType::Titlekey, key, rights_id[1], rights_id[0]);
+    }
+}
+
 void NSP::InitializeExeFSAndRomFS(const std::vector<VirtualFile>& files) {
     exefs = pfs;
 

src/core/file_sys/submission_package.h

@@ -63,6 +63,7 @@ public:
     VirtualDir GetParentDirectory() const override;
 
 private:
+    void SetTicketKeys(const std::vector<VirtualFile>& files);
     void InitializeExeFSAndRomFS(const std::vector<VirtualFile>& files);
     void ReadNCAs(const std::vector<VirtualFile>& files);
 

src/core/frontend/applets/controller.cpp

@@ -19,7 +19,7 @@ DefaultControllerApplet::DefaultControllerApplet(Service::SM::ServiceManager& se
 DefaultControllerApplet::~DefaultControllerApplet() = default;
 
 void DefaultControllerApplet::ReconfigureControllers(std::function<void()> callback,
-                                                     ControllerParameters parameters) const {
+                                                     const ControllerParameters& parameters) const {
     LOG_INFO(Service_HID, "called, deducing the best configuration based on the given parameters!");
 
     auto& npad =

src/core/frontend/applets/controller.h

@@ -38,7 +38,7 @@ public:
     virtual ~ControllerApplet();
 
     virtual void ReconfigureControllers(std::function<void()> callback,
-                                        ControllerParameters parameters) const = 0;
+                                        const ControllerParameters& parameters) const = 0;
 };
 
 class DefaultControllerApplet final : public ControllerApplet {
@@ -47,7 +47,7 @@ public:
     ~DefaultControllerApplet() override;
 
     void ReconfigureControllers(std::function<void()> callback,
-                                ControllerParameters parameters) const override;
+                                const ControllerParameters& parameters) const override;
 
 private:
     Service::SM::ServiceManager& service_manager;

src/core/frontend/emu_window.cpp

@@ -84,10 +84,12 @@ void EmuWindow::TouchPressed(unsigned framebuffer_x, unsigned framebuffer_y) {
         return;
 
     std::lock_guard guard{touch_state->mutex};
-    touch_state->touch_x = static_cast<float>(framebuffer_x - framebuffer_layout.screen.left) /
-                           (framebuffer_layout.screen.right - framebuffer_layout.screen.left);
-    touch_state->touch_y = static_cast<float>(framebuffer_y - framebuffer_layout.screen.top) /
-                           (framebuffer_layout.screen.bottom - framebuffer_layout.screen.top);
+    touch_state->touch_x =
+        static_cast<float>(framebuffer_x - framebuffer_layout.screen.left) /
+        static_cast<float>(framebuffer_layout.screen.right - framebuffer_layout.screen.left);
+    touch_state->touch_y =
+        static_cast<float>(framebuffer_y - framebuffer_layout.screen.top) /
+        static_cast<float>(framebuffer_layout.screen.bottom - framebuffer_layout.screen.top);
 
     touch_state->touch_pressed = true;
 }

src/core/frontend/framebuffer_layout.cpp

@@ -14,8 +14,8 @@ namespace Layout {
 template <class T>
 static Common::Rectangle<T> MaxRectangle(Common::Rectangle<T> window_area,
                                          float screen_aspect_ratio) {
-    float scale = std::min(static_cast<float>(window_area.GetWidth()),
-                           window_area.GetHeight() / screen_aspect_ratio);
+    const float scale = std::min(static_cast<float>(window_area.GetWidth()),
+                                 static_cast<float>(window_area.GetHeight()) / screen_aspect_ratio);
     return Common::Rectangle<T>{0, 0, static_cast<T>(std::round(scale)),
                                 static_cast<T>(std::round(scale * screen_aspect_ratio))};
 }
@@ -27,7 +27,7 @@ FramebufferLayout DefaultFrameLayout(u32 width, u32 height) {
     // so just calculate them both even if the other isn't showing.
     FramebufferLayout res{width, height, false, {}};
 
-    const float window_aspect_ratio = static_cast<float>(height) / width;
+    const float window_aspect_ratio = static_cast<float>(height) / static_cast<float>(width);
     const float emulation_aspect_ratio = EmulationAspectRatio(
         static_cast<AspectRatio>(Settings::values.aspect_ratio.GetValue()), window_aspect_ratio);
 

src/core/gdbstub/gdbstub.cpp

@@ -291,11 +291,11 @@ static void FpuWrite(std::size_t id, u128 val, Kernel::Thread* thread = nullptr)
  */
 static u8 HexCharToValue(u8 hex) {
     if (hex >= '0' && hex <= '9') {
-        return hex - '0';
+        return static_cast<u8>(hex - '0');
     } else if (hex >= 'a' && hex <= 'f') {
-        return hex - 'a' + 0xA;
+        return static_cast<u8>(hex - 'a' + 0xA);
     } else if (hex >= 'A' && hex <= 'F') {
-        return hex - 'A' + 0xA;
+        return static_cast<u8>(hex - 'A' + 0xA);
     }
 
     LOG_ERROR(Debug_GDBStub, "Invalid nibble: {} ({:02X})", hex, hex);
@@ -310,9 +310,9 @@ static u8 HexCharToValue(u8 hex) {
 static u8 NibbleToHex(u8 n) {
     n &= 0xF;
     if (n < 0xA) {
-        return '0' + n;
+        return static_cast<u8>('0' + n);
     } else {
-        return 'a' + n - 0xA;
+        return static_cast<u8>('a' + n - 0xA);
     }
 }
 
@@ -355,8 +355,8 @@ static u64 HexToLong(const u8* src, std::size_t len) {
  */
 static void MemToGdbHex(u8* dest, const u8* src, std::size_t len) {
     while (len-- > 0) {
-        u8 tmp = *src++;
-        *dest++ = NibbleToHex(tmp >> 4);
+        const u8 tmp = *src++;
+        *dest++ = NibbleToHex(static_cast<u8>(tmp >> 4));
         *dest++ = NibbleToHex(tmp);
     }
 }
@@ -370,7 +370,7 @@ static void MemToGdbHex(u8* dest, const u8* src, std::size_t len) {
  */
 static void GdbHexToMem(u8* dest, const u8* src, std::size_t len) {
     while (len-- > 0) {
-        *dest++ = (HexCharToValue(src[0]) << 4) | HexCharToValue(src[1]);
+        *dest++ = static_cast<u8>((HexCharToValue(src[0]) << 4) | HexCharToValue(src[1]));
         src += 2;
     }
 }
@@ -602,22 +602,22 @@ static void SendReply(const char* reply) {
 
     memcpy(command_buffer + 1, reply, command_length);
 
-    u8 checksum = CalculateChecksum(command_buffer, command_length + 1);
+    const u8 checksum = CalculateChecksum(command_buffer, command_length + 1);
     command_buffer[0] = GDB_STUB_START;
     command_buffer[command_length + 1] = GDB_STUB_END;
-    command_buffer[command_length + 2] = NibbleToHex(checksum >> 4);
+    command_buffer[command_length + 2] = NibbleToHex(static_cast<u8>(checksum >> 4));
     command_buffer[command_length + 3] = NibbleToHex(checksum);
 
     u8* ptr = command_buffer;
     u32 left = command_length + 4;
     while (left > 0) {
-        int sent_size = send(gdbserver_socket, reinterpret_cast<char*>(ptr), left, 0);
+        const auto sent_size = send(gdbserver_socket, reinterpret_cast<char*>(ptr), left, 0);
         if (sent_size < 0) {
             LOG_ERROR(Debug_GDBStub, "gdb: send failed");
             return Shutdown();
         }
 
-        left -= sent_size;
+        left -= static_cast<u32>(sent_size);
         ptr += sent_size;
     }
 }
@@ -777,10 +777,10 @@ static void ReadCommand() {
         command_buffer[command_length++] = c;
     }
 
-    u8 checksum_received = HexCharToValue(ReadByte()) << 4;
-    checksum_received |= HexCharToValue(ReadByte());
+    auto checksum_received = static_cast<u32>(HexCharToValue(ReadByte()) << 4);
+    checksum_received |= static_cast<u32>(HexCharToValue(ReadByte()));
 
-    u8 checksum_calculated = CalculateChecksum(command_buffer, command_length);
+    const u32 checksum_calculated = CalculateChecksum(command_buffer, command_length);
 
     if (checksum_received != checksum_calculated) {
         LOG_ERROR(Debug_GDBStub,

src/core/hle/ipc_helpers.h

@@ -38,10 +38,11 @@ public:
     explicit RequestHelperBase(Kernel::HLERequestContext& context)
         : context(&context), cmdbuf(context.CommandBuffer()) {}
 
-    void Skip(unsigned size_in_words, bool set_to_null) {
-        if (set_to_null)
+    void Skip(u32 size_in_words, bool set_to_null) {
+        if (set_to_null) {
             memset(cmdbuf + index, 0, size_in_words * sizeof(u32));
-        index += size_in_words;
+        }
+        index += static_cast<ptrdiff_t>(size_in_words);
     }
 
     /**
@@ -49,15 +50,15 @@ public:
      */
     void AlignWithPadding() {
         if (index & 3) {
-            Skip(4 - (index & 3), true);
+            Skip(static_cast<u32>(4 - (index & 3)), true);
         }
     }
 
-    unsigned GetCurrentOffset() const {
-        return static_cast<unsigned>(index);
+    u32 GetCurrentOffset() const {
+        return static_cast<u32>(index);
     }
 
-    void SetCurrentOffset(unsigned offset) {
+    void SetCurrentOffset(u32 offset) {
         index = static_cast<ptrdiff_t>(offset);
     }
 };
@@ -89,7 +90,7 @@ public:
 
         // The entire size of the raw data section in u32 units, including the 16 bytes of mandatory
         // padding.
-        u32 raw_data_size = sizeof(IPC::DataPayloadHeader) / 4 + 4 + normal_params_size;
+        u64 raw_data_size = sizeof(IPC::DataPayloadHeader) / 4 + 4 + normal_params_size;
 
         u32 num_handles_to_move{};
         u32 num_domain_objects{};
@@ -105,7 +106,7 @@ public:
             raw_data_size += sizeof(DomainMessageHeader) / 4 + num_domain_objects;
         }
 
-        header.data_size.Assign(raw_data_size);
+        header.data_size.Assign(static_cast<u32>(raw_data_size));
         if (num_handles_to_copy || num_handles_to_move) {
             header.enable_handle_descriptor.Assign(1);
         }

src/core/hle/kernel/handle_table.cpp

@@ -118,7 +118,7 @@ std::shared_ptr<Object> HandleTable::GetGeneric(Handle handle) const {
 
 void HandleTable::Clear() {
     for (u16 i = 0; i < table_size; ++i) {
-        generations[i] = i + 1;
+        generations[i] = static_cast<u16>(i + 1);
         objects[i] = nullptr;
     }
     next_free_slot = 0;

src/core/hle/kernel/kernel.cpp

@@ -7,7 +7,6 @@
 #include <bitset>
 #include <functional>
 #include <memory>
-#include <mutex>
 #include <thread>
 #include <unordered_map>
 #include <utility>
@@ -87,8 +86,6 @@ struct KernelCore::Impl {
         }
         cores.clear();
 
-        registered_core_threads.reset();
-
         process_list.clear();
         current_process = nullptr;
 
@@ -107,7 +104,11 @@ struct KernelCore::Impl {
         cores.clear();
 
         exclusive_monitor.reset();
-        host_thread_ids.clear();
+
+        num_host_threads = 0;
+        std::fill(register_host_thread_keys.begin(), register_host_thread_keys.end(),
+                  std::thread::id{});
+        std::fill(register_host_thread_values.begin(), register_host_thread_values.end(), 0);
     }
 
     void InitializePhysicalCores() {
@@ -177,54 +178,58 @@ struct KernelCore::Impl {
 
     void MakeCurrentProcess(Process* process) {
         current_process = process;
-
         if (process == nullptr) {
             return;
         }
-
-        u32 core_id = GetCurrentHostThreadID();
+        const u32 core_id = GetCurrentHostThreadID();
         if (core_id < Core::Hardware::NUM_CPU_CORES) {
             system.Memory().SetCurrentPageTable(*process, core_id);
         }
     }
 
     void RegisterCoreThread(std::size_t core_id) {
-        std::unique_lock lock{register_thread_mutex};
-        if (!is_multicore) {
-            single_core_thread_id = std::this_thread::get_id();
-        }
         const std::thread::id this_id = std::this_thread::get_id();
-        const auto it = host_thread_ids.find(this_id);
+        if (!is_multicore) {
+            single_core_thread_id = this_id;
+        }
+        const auto end =
+            register_host_thread_keys.begin() + static_cast<ptrdiff_t>(num_host_threads);
+        const auto it = std::find(register_host_thread_keys.begin(), end, this_id);
         ASSERT(core_id < Core::Hardware::NUM_CPU_CORES);
-        ASSERT(it == host_thread_ids.end());
-        ASSERT(!registered_core_threads[core_id]);
-        host_thread_ids[this_id] = static_cast<u32>(core_id);
-        registered_core_threads.set(core_id);
+        ASSERT(it == end);
+        InsertHostThread(static_cast<u32>(core_id));
     }
 
     void RegisterHostThread() {
-        std::unique_lock lock{register_thread_mutex};
         const std::thread::id this_id = std::this_thread::get_id();
-        const auto it = host_thread_ids.find(this_id);
-        if (it != host_thread_ids.end()) {
-            return;
+        const auto end =
+            register_host_thread_keys.begin() + static_cast<ptrdiff_t>(num_host_threads);
+        const auto it = std::find(register_host_thread_keys.begin(), end, this_id);
+        if (it == end) {
+            InsertHostThread(registered_thread_ids++);
         }
-        host_thread_ids[this_id] = registered_thread_ids++;
     }
 
-    u32 GetCurrentHostThreadID() const {
+    void InsertHostThread(u32 value) {
+        const size_t index = num_host_threads++;
+        ASSERT_MSG(index < NUM_REGISTRABLE_HOST_THREADS, "Too many host threads");
+        register_host_thread_values[index] = value;
+        register_host_thread_keys[index] = std::this_thread::get_id();
+    }
+
+    [[nodiscard]] u32 GetCurrentHostThreadID() const {
         const std::thread::id this_id = std::this_thread::get_id();
-        if (!is_multicore) {
-            if (single_core_thread_id == this_id) {
-                return static_cast<u32>(system.GetCpuManager().CurrentCore());
-            }
+        if (!is_multicore && single_core_thread_id == this_id) {
+            return static_cast<u32>(system.GetCpuManager().CurrentCore());
         }
-        std::unique_lock lock{register_thread_mutex};
-        const auto it = host_thread_ids.find(this_id);
-        if (it == host_thread_ids.end()) {
+        const auto end =
+            register_host_thread_keys.begin() + static_cast<ptrdiff_t>(num_host_threads);
+        const auto it = std::find(register_host_thread_keys.begin(), end, this_id);
+        if (it == end) {
             return Core::INVALID_HOST_THREAD_ID;
         }
-        return it->second;
+        return register_host_thread_values[static_cast<size_t>(
+            std::distance(register_host_thread_keys.begin(), it))];
     }
 
     Core::EmuThreadHandle GetCurrentEmuThreadID() const {
@@ -322,10 +327,14 @@ struct KernelCore::Impl {
     std::vector<Kernel::PhysicalCore> cores;
 
     // 0-3 IDs represent core threads, >3 represent others
-    std::unordered_map<std::thread::id, u32> host_thread_ids;
-    u32 registered_thread_ids{Core::Hardware::NUM_CPU_CORES};
-    std::bitset<Core::Hardware::NUM_CPU_CORES> registered_core_threads;
-    mutable std::mutex register_thread_mutex;
+    std::atomic<u32> registered_thread_ids{Core::Hardware::NUM_CPU_CORES};
+
+    // Number of host threads is a relatively high number to avoid overflowing
+    static constexpr size_t NUM_REGISTRABLE_HOST_THREADS = 64;
+    std::atomic<size_t> num_host_threads{0};
+    std::array<std::atomic<std::thread::id>, NUM_REGISTRABLE_HOST_THREADS>
+        register_host_thread_keys{};
+    std::array<std::atomic<u32>, NUM_REGISTRABLE_HOST_THREADS> register_host_thread_values{};
 
     // Kernel memory management
     std::unique_ptr<Memory::MemoryManager> memory_manager;

src/core/hle/kernel/scheduler.cpp

@@ -72,7 +72,7 @@ u32 GlobalScheduler::SelectThreads() {
         if (top_thread != nullptr) {
             // TODO(Blinkhawk): Implement Thread Pinning
         } else {
-            idle_cores |= (1ul << core);
+            idle_cores |= (1U << core);
         }
         top_threads[core] = top_thread;
     }
@@ -126,7 +126,7 @@ u32 GlobalScheduler::SelectThreads() {
             top_threads[core_id] = suggested;
         }
 
-        idle_cores &= ~(1ul << core_id);
+        idle_cores &= ~(1U << core_id);
     }
     u32 cores_needing_context_switch{};
     for (u32 core = 0; core < Core::Hardware::NUM_CPU_CORES; core++) {
@@ -134,7 +134,7 @@ u32 GlobalScheduler::SelectThreads() {
         ASSERT(top_threads[core] == nullptr ||
                static_cast<u32>(top_threads[core]->GetProcessorID()) == core);
         if (update_thread(top_threads[core], sched)) {
-            cores_needing_context_switch |= (1ul << core);
+            cores_needing_context_switch |= (1U << core);
         }
     }
     return cores_needing_context_switch;
@@ -364,7 +364,7 @@ void GlobalScheduler::EnableInterruptAndSchedule(u32 cores_pending_reschedule,
         } else {
             must_context_switch = true;
         }
-        cores_pending_reschedule &= ~(1ul << core);
+        cores_pending_reschedule &= ~(1U << core);
     }
     if (must_context_switch) {
         auto& core_scheduler = kernel.CurrentScheduler();
@@ -767,7 +767,7 @@ void Scheduler::SwitchToCurrent() {
                     current_thread->context_guard.unlock();
                     break;
                 }
-                if (current_thread->GetProcessorID() != core_id) {
+                if (static_cast<u32>(current_thread->GetProcessorID()) != core_id) {
                     current_thread->context_guard.unlock();
                     break;
                 }

src/core/hle/service/acc/acc.cpp

@@ -496,7 +496,7 @@ public:
             {3, nullptr, "LoadIdTokenCache"},
             {130, nullptr, "GetNintendoAccountUserResourceCacheForApplication"},
             {150, nullptr, "CreateAuthorizationRequest"},
-            {160, nullptr, "StoreOpenContext"},
+            {160, &IManagerForApplication::StoreOpenContext, "StoreOpenContext"},
             {170, nullptr, "LoadNetworkServiceLicenseKindAsync"},
         };
         // clang-format on
@@ -520,6 +520,12 @@ private:
         rb.PushRaw<u64>(user_id.GetNintendoID());
     }
 
+    void StoreOpenContext(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_ACC, "(STUBBED) called");
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(RESULT_SUCCESS);
+    }
+
     Common::UUID user_id;
 };
 

src/core/hle/service/bcat/backend/backend.cpp

@@ -84,7 +84,7 @@ void ProgressServiceBackend::FinishDownload(ResultCode result) {
 
 void ProgressServiceBackend::SignalUpdate() const {
     if (need_hle_lock) {
-        std::lock_guard<std::recursive_mutex> lock(HLE::g_hle_lock);
+        std::lock_guard lock(HLE::g_hle_lock);
         event.writable->Signal();
     } else {
         event.writable->Signal();

src/core/hle/service/bcat/backend/boxcat.cpp

@@ -196,7 +196,9 @@ private:
                                     const std::string& content_type_name) {
         if (client == nullptr) {
             client = std::make_unique<httplib::SSLClient>(BOXCAT_HOSTNAME, PORT);
-            client->set_timeout_sec(timeout_seconds);
+            client->set_connection_timeout(timeout_seconds);
+            client->set_read_timeout(timeout_seconds);
+            client->set_write_timeout(timeout_seconds);
         }
 
         httplib::Headers headers{
@@ -255,7 +257,7 @@ private:
         return out;
     }
 
-    std::unique_ptr<httplib::Client> client;
+    std::unique_ptr<httplib::SSLClient> client;
     std::string path;
     u64 title_id;
     u64 build_id;
@@ -443,13 +445,25 @@ std::optional<std::vector<u8>> Boxcat::GetLaunchParameter(TitleIDVersion title)
 Boxcat::StatusResult Boxcat::GetStatus(std::optional<std::string>& global,
                                        std::map<std::string, EventStatus>& games) {
     httplib::SSLClient client{BOXCAT_HOSTNAME, static_cast<int>(PORT)};
-    client.set_timeout_sec(static_cast<int>(TIMEOUT_SECONDS));
+    client.set_connection_timeout(static_cast<int>(TIMEOUT_SECONDS));
+    client.set_read_timeout(static_cast<int>(TIMEOUT_SECONDS));
+    client.set_write_timeout(static_cast<int>(TIMEOUT_SECONDS));
 
     httplib::Headers headers{
         {std::string("Game-Assets-API-Version"), std::string(BOXCAT_API_VERSION)},
         {std::string("Boxcat-Client-Type"), std::string(BOXCAT_CLIENT_TYPE)},
     };
 
+    if (!client.is_valid()) {
+        LOG_ERROR(Service_BCAT, "Client is invalid, going offline!");
+        return StatusResult::Offline;
+    }
+
+    if (!client.is_socket_open()) {
+        LOG_ERROR(Service_BCAT, "Failed to open socket, going offline!");
+        return StatusResult::Offline;
+    }
+
     const auto response = client.Get(BOXCAT_PATHNAME_EVENTS, headers);
     if (response == nullptr)
         return StatusResult::Offline;

src/core/hle/service/filesystem/filesystem.cpp

@@ -79,7 +79,7 @@ ResultCode VfsDirectoryServiceWrapper::DeleteFile(const std::string& path_) cons
     }
 
     auto dir = GetDirectoryRelativeWrapped(backing, Common::FS::GetParentPath(path));
-    if (dir->GetFile(Common::FS::GetFilename(path)) == nullptr) {
+    if (dir == nullptr || dir->GetFile(Common::FS::GetFilename(path)) == nullptr) {
         return FileSys::ERROR_PATH_NOT_FOUND;
     }
     if (!dir->DeleteFile(Common::FS::GetFilename(path))) {
@@ -93,8 +93,9 @@ ResultCode VfsDirectoryServiceWrapper::DeleteFile(const std::string& path_) cons
 ResultCode VfsDirectoryServiceWrapper::CreateDirectory(const std::string& path_) const {
     std::string path(Common::FS::SanitizePath(path_));
     auto dir = GetDirectoryRelativeWrapped(backing, Common::FS::GetParentPath(path));
-    if (dir == nullptr && Common::FS::GetFilename(Common::FS::GetParentPath(path)).empty())
+    if (dir == nullptr || Common::FS::GetFilename(Common::FS::GetParentPath(path)).empty()) {
         dir = backing;
+    }
     auto new_dir = dir->CreateSubdirectory(Common::FS::GetFilename(path));
     if (new_dir == nullptr) {
         // TODO(DarkLordZach): Find a better error code for this

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

@@ -42,8 +42,8 @@ void Controller_Keyboard::OnUpdate(const Core::Timing::CoreTiming& core_timing,
     cur_entry.modifier = 0;
     if (Settings::values.keyboard_enabled) {
         for (std::size_t i = 0; i < keyboard_keys.size(); ++i) {
-            cur_entry.key[i / KEYS_PER_BYTE] |=
-                (keyboard_keys[i]->GetStatus() << (i % KEYS_PER_BYTE));
+            auto& entry = cur_entry.key[i / KEYS_PER_BYTE];
+            entry = static_cast<u8>(entry | (keyboard_keys[i]->GetStatus() << (i % KEYS_PER_BYTE)));
         }
 
         for (std::size_t i = 0; i < keyboard_mods.size(); ++i) {

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

@@ -269,7 +269,6 @@ void Controller_NPad::RequestPadStateUpdate(u32 npad_id) {
     auto& rstick_entry = npad_pad_states[controller_idx].r_stick;
     const auto& button_state = buttons[controller_idx];
     const auto& analog_state = sticks[controller_idx];
-    const auto& motion_state = motions[controller_idx];
     const auto [stick_l_x_f, stick_l_y_f] =
         analog_state[static_cast<std::size_t>(JoystickId::Joystick_Left)]->GetStatus();
     const auto [stick_r_x_f, stick_r_y_f] =
@@ -391,18 +390,6 @@ void Controller_NPad::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8*
 
         libnx_entry.connection_status.raw = 0;
         libnx_entry.connection_status.IsConnected.Assign(1);
-        auto& full_sixaxis_entry =
-            npad.sixaxis_full.sixaxis[npad.sixaxis_full.common.last_entry_index];
-        auto& handheld_sixaxis_entry =
-            npad.sixaxis_handheld.sixaxis[npad.sixaxis_handheld.common.last_entry_index];
-        auto& dual_left_sixaxis_entry =
-            npad.sixaxis_dual_left.sixaxis[npad.sixaxis_dual_left.common.last_entry_index];
-        auto& dual_right_sixaxis_entry =
-            npad.sixaxis_dual_right.sixaxis[npad.sixaxis_dual_right.common.last_entry_index];
-        auto& left_sixaxis_entry =
-            npad.sixaxis_left.sixaxis[npad.sixaxis_left.common.last_entry_index];
-        auto& right_sixaxis_entry =
-            npad.sixaxis_right.sixaxis[npad.sixaxis_right.common.last_entry_index];
 
         switch (controller_type) {
         case NPadControllerType::None:
@@ -541,18 +528,6 @@ void Controller_NPad::OnMotionUpdate(const Core::Timing::CoreTiming& core_timing
             }
         }
 
-        auto& main_controller =
-            npad.main_controller_states.npad[npad.main_controller_states.common.last_entry_index];
-        auto& handheld_entry =
-            npad.handheld_states.npad[npad.handheld_states.common.last_entry_index];
-        auto& dual_entry = npad.dual_states.npad[npad.dual_states.common.last_entry_index];
-        auto& left_entry = npad.left_joy_states.npad[npad.left_joy_states.common.last_entry_index];
-        auto& right_entry =
-            npad.right_joy_states.npad[npad.right_joy_states.common.last_entry_index];
-        auto& pokeball_entry =
-            npad.pokeball_states.npad[npad.pokeball_states.common.last_entry_index];
-        auto& libnx_entry = npad.libnx.npad[npad.libnx.common.last_entry_index];
-
         auto& full_sixaxis_entry =
             npad.sixaxis_full.sixaxis[npad.sixaxis_full.common.last_entry_index];
         auto& handheld_sixaxis_entry =

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

@@ -475,7 +475,7 @@ void Hid::StopSixAxisSensor(Kernel::HLERequestContext& ctx) {
 
 void Hid::EnableSixAxisSensorFusion(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
-    const auto enable{rp.Pop<bool>()};
+    [[maybe_unused]] const auto enable{rp.Pop<bool>()};
     const auto handle{rp.Pop<u32>()};
     const auto applet_resource_user_id{rp.Pop<u64>()};
 

src/core/hle/service/ldr/ldr.cpp

@@ -23,7 +23,7 @@ namespace Service::LDR {
 
 constexpr ResultCode ERROR_INSUFFICIENT_ADDRESS_SPACE{ErrorModule::RO, 2};
 
-constexpr ResultCode ERROR_INVALID_MEMORY_STATE{ErrorModule::Loader, 51};
+[[maybe_unused]] constexpr ResultCode ERROR_INVALID_MEMORY_STATE{ErrorModule::Loader, 51};
 constexpr ResultCode ERROR_INVALID_NRO{ErrorModule::Loader, 52};
 constexpr ResultCode ERROR_INVALID_NRR{ErrorModule::Loader, 53};
 constexpr ResultCode ERROR_MISSING_NRR_HASH{ErrorModule::Loader, 54};
@@ -33,7 +33,7 @@ constexpr ResultCode ERROR_ALREADY_LOADED{ErrorModule::Loader, 57};
 constexpr ResultCode ERROR_INVALID_ALIGNMENT{ErrorModule::Loader, 81};
 constexpr ResultCode ERROR_INVALID_SIZE{ErrorModule::Loader, 82};
 constexpr ResultCode ERROR_INVALID_NRO_ADDRESS{ErrorModule::Loader, 84};
-constexpr ResultCode ERROR_INVALID_NRR_ADDRESS{ErrorModule::Loader, 85};
+[[maybe_unused]] constexpr ResultCode ERROR_INVALID_NRR_ADDRESS{ErrorModule::Loader, 85};
 constexpr ResultCode ERROR_NOT_INITIALIZED{ErrorModule::Loader, 87};
 
 constexpr std::size_t MAXIMUM_LOADED_RO{0x40};

src/core/hle/service/mii/manager.cpp

@@ -131,7 +131,7 @@ template <typename T>
 T GetRandomValue(T min, T max) {
     std::random_device device;
     std::mt19937 gen(device());
-    std::uniform_int_distribution<u64> distribution(0, static_cast<u64>(max));
+    std::uniform_int_distribution<u64> distribution(static_cast<u64>(min), static_cast<u64>(max));
     return static_cast<T>(distribution(gen));
 }
 
@@ -428,7 +428,7 @@ bool MiiManager::IsFullDatabase() const {
 }
 
 u32 MiiManager::GetCount(SourceFlag source_flag) const {
-    u32 count{};
+    std::size_t count{};
     if ((source_flag & SourceFlag::Database) != SourceFlag::None) {
         // TODO(bunnei): We don't implement the Mii database, but when we do, update this
         count += 0;
@@ -436,7 +436,7 @@ u32 MiiManager::GetCount(SourceFlag source_flag) const {
     if ((source_flag & SourceFlag::Default) != SourceFlag::None) {
         count += DefaultMiiCount;
     }
-    return count;
+    return static_cast<u32>(count);
 }
 
 ResultVal<MiiInfo> MiiManager::UpdateLatest([[maybe_unused]] const MiiInfo& info,

src/core/hle/service/nifm/nifm.cpp

@@ -62,7 +62,7 @@ public:
             {18, nullptr, "SetRequirementByRevision"},
             {19, nullptr, "GetRequirement"},
             {20, nullptr, "GetRevision"},
-            {21, nullptr, "GetAppletInfo"},
+            {21, &IRequest::GetAppletInfo, "GetAppletInfo"},
             {22, nullptr, "GetAdditionalInfo"},
             {23, nullptr, "SetKeptInSleep"},
             {24, nullptr, "RegisterSocketDescriptor"},
@@ -125,6 +125,16 @@ private:
         rb.Push(RESULT_SUCCESS);
     }
 
+    void GetAppletInfo(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_NIFM, "(STUBBED) called");
+
+        IPC::ResponseBuilder rb{ctx, 8};
+        rb.Push(RESULT_SUCCESS);
+        rb.Push<u32>(0);
+        rb.Push<u32>(0);
+        rb.Push<u32>(0);
+    }
+
     Kernel::EventPair event1, event2;
 };
 

src/core/hle/service/ns/pl_u.cpp

@@ -50,19 +50,9 @@ constexpr std::array<std::pair<FontArchives, const char*>, 7> SHARED_FONTS{
     std::make_pair(FontArchives::Extension, "nintendo_ext2_003.bfttf"),
 };
 
-constexpr std::array<const char*, 7> SHARED_FONTS_TTF{
-    "FontStandard.ttf",
-    "FontChineseSimplified.ttf",
-    "FontExtendedChineseSimplified.ttf",
-    "FontChineseTraditional.ttf",
-    "FontKorean.ttf",
-    "FontNintendoExtended.ttf",
-    "FontNintendoExtended2.ttf",
-};
-
 // The below data is specific to shared font data dumped from Switch on f/w 2.2
 // Virtual address and offsets/sizes likely will vary by dump
-constexpr VAddr SHARED_FONT_MEM_VADDR{0x00000009d3016000ULL};
+[[maybe_unused]] constexpr VAddr SHARED_FONT_MEM_VADDR{0x00000009d3016000ULL};
 constexpr u32 EXPECTED_RESULT{0x7f9a0218}; // What we expect the decrypted bfttf first 4 bytes to be
 constexpr u32 EXPECTED_MAGIC{0x36f81a1e};  // What we expect the encrypted bfttf first 4 bytes to be
 constexpr u64 SHARED_FONT_MEM_SIZE{0x1100000};

src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp

@@ -46,6 +46,8 @@ u32 nvhost_as_gpu::ioctl(Ioctl command, const std::vector<u8>& input, const std:
         return GetVARegions(input, output);
     case IoctlCommand::IocUnmapBufferCommand:
         return UnmapBuffer(input, output);
+    case IoctlCommand::IocFreeSpaceCommand:
+        return FreeSpace(input, output);
     default:
         break;
     }
@@ -91,6 +93,20 @@ u32 nvhost_as_gpu::AllocateSpace(const std::vector<u8>& input, std::vector<u8>&
     return result;
 }
 
+u32 nvhost_as_gpu::FreeSpace(const std::vector<u8>& input, std::vector<u8>& output) {
+    IoctlFreeSpace params{};
+    std::memcpy(&params, input.data(), input.size());
+
+    LOG_DEBUG(Service_NVDRV, "called, offset={:X}, pages={:X}, page_size={:X}", params.offset,
+              params.pages, params.page_size);
+
+    system.GPU().MemoryManager().Unmap(params.offset,
+                                       static_cast<std::size_t>(params.pages) * params.page_size);
+
+    std::memcpy(output.data(), &params, output.size());
+    return NvErrCodes::Success;
+}
+
 u32 nvhost_as_gpu::Remap(const std::vector<u8>& input, std::vector<u8>& output) {
     const auto num_entries = input.size() / sizeof(IoctlRemapEntry);
 

src/core/hle/service/nvdrv/devices/nvhost_as_gpu.h

@@ -82,6 +82,7 @@ private:
         IocBindChannelCommand = 0x40044101,
         IocGetVaRegionsCommand = 0xC0404108,
         IocUnmapBufferCommand = 0xC0084105,
+        IocFreeSpaceCommand = 0xC0104103,
     };
 
     struct IoctlInitalizeEx {
@@ -107,6 +108,13 @@ private:
     };
     static_assert(sizeof(IoctlAllocSpace) == 24, "IoctlInitalizeEx is incorrect size");
 
+    struct IoctlFreeSpace {
+        u64_le offset;
+        u32_le pages;
+        u32_le page_size;
+    };
+    static_assert(sizeof(IoctlFreeSpace) == 16, "IoctlFreeSpace is incorrect size");
+
     struct IoctlRemapEntry {
         u16_le flags;
         u16_le kind;
@@ -162,6 +170,7 @@ private:
     u32 Remap(const std::vector<u8>& input, std::vector<u8>& output);
     u32 MapBufferEx(const std::vector<u8>& input, std::vector<u8>& output);
     u32 UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output);
+    u32 FreeSpace(const std::vector<u8>& input, std::vector<u8>& output);
     u32 BindChannel(const std::vector<u8>& input, std::vector<u8>& output);
     u32 GetVARegions(const std::vector<u8>& input, std::vector<u8>& output);
 

src/core/hle/service/nvdrv/devices/nvhost_nvdec.cpp

@@ -2,15 +2,17 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <cstring>
-
 #include "common/assert.h"
 #include "common/logging/log.h"
+#include "core/core.h"
 #include "core/hle/service/nvdrv/devices/nvhost_nvdec.h"
+#include "video_core/memory_manager.h"
+#include "video_core/renderer_base.h"
 
 namespace Service::Nvidia::Devices {
 
-nvhost_nvdec::nvhost_nvdec(Core::System& system) : nvdevice(system) {}
+nvhost_nvdec::nvhost_nvdec(Core::System& system, std::shared_ptr<nvmap> nvmap_dev)
+    : nvhost_nvdec_common(system, std::move(nvmap_dev)) {}
 nvhost_nvdec::~nvhost_nvdec() = default;
 
 u32 nvhost_nvdec::ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
@@ -21,7 +23,7 @@ u32 nvhost_nvdec::ioctl(Ioctl command, const std::vector<u8>& input, const std::
 
     switch (static_cast<IoctlCommand>(command.raw)) {
     case IoctlCommand::IocSetNVMAPfdCommand:
-        return SetNVMAPfd(input, output);
+        return SetNVMAPfd(input);
     case IoctlCommand::IocSubmit:
         return Submit(input, output);
     case IoctlCommand::IocGetSyncpoint:
@@ -29,79 +31,29 @@ u32 nvhost_nvdec::ioctl(Ioctl command, const std::vector<u8>& input, const std::
     case IoctlCommand::IocGetWaitbase:
         return GetWaitbase(input, output);
     case IoctlCommand::IocMapBuffer:
-        return MapBuffer(input, output);
+    case IoctlCommand::IocMapBuffer2:
+    case IoctlCommand::IocMapBuffer3:
     case IoctlCommand::IocMapBufferEx:
-        return MapBufferEx(input, output);
-    case IoctlCommand::IocUnmapBufferEx:
-        return UnmapBufferEx(input, output);
+        return MapBuffer(input, output);
+    case IoctlCommand::IocUnmapBufferEx: {
+        // This command is sent when the video stream has ended, flush all video contexts
+        // This is usually sent in the folowing order: vic, nvdec, vic.
+        // Inform the GPU to clear any remaining nvdec buffers when this is detected.
+        LOG_INFO(Service_NVDRV, "NVDEC video stream ended");
+        Tegra::ChCommandHeaderList cmdlist(1);
+        cmdlist[0] = Tegra::ChCommandHeader{0xDEADB33F};
+        system.GPU().PushCommandBuffer(cmdlist);
+        [[fallthrough]]; // fallthrough to unmap buffers
+    };
+    case IoctlCommand::IocUnmapBuffer:
+    case IoctlCommand::IocUnmapBuffer2:
+    case IoctlCommand::IocUnmapBuffer3:
+        return UnmapBuffer(input, output);
+    case IoctlCommand::IocSetSubmitTimeout:
+        return SetSubmitTimeout(input, output);
     }
 
-    UNIMPLEMENTED_MSG("Unimplemented ioctl");
-    return 0;
-}
-
-u32 nvhost_nvdec::SetNVMAPfd(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlSetNvmapFD params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlSetNvmapFD));
-    LOG_DEBUG(Service_NVDRV, "called, fd={}", params.nvmap_fd);
-
-    nvmap_fd = params.nvmap_fd;
-    return 0;
-}
-
-u32 nvhost_nvdec::Submit(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlSubmit params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlSubmit));
-    LOG_WARNING(Service_NVDRV, "(STUBBED) called");
-    std::memcpy(output.data(), &params, sizeof(IoctlSubmit));
-    return 0;
-}
-
-u32 nvhost_nvdec::GetSyncpoint(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlGetSyncpoint params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlGetSyncpoint));
-    LOG_INFO(Service_NVDRV, "called, unknown=0x{:X}", params.unknown);
-    params.value = 0; // Seems to be hard coded at 0
-    std::memcpy(output.data(), &params, sizeof(IoctlGetSyncpoint));
-    return 0;
-}
-
-u32 nvhost_nvdec::GetWaitbase(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlGetWaitbase params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlGetWaitbase));
-    LOG_INFO(Service_NVDRV, "called, unknown=0x{:X}", params.unknown);
-    params.value = 0; // Seems to be hard coded at 0
-    std::memcpy(output.data(), &params, sizeof(IoctlGetWaitbase));
-    return 0;
-}
-
-u32 nvhost_nvdec::MapBuffer(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlMapBuffer params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlMapBuffer));
-    LOG_WARNING(Service_NVDRV, "(STUBBED) called with address={:08X}{:08X}", params.address_2,
-                params.address_1);
-    params.address_1 = 0;
-    params.address_2 = 0;
-    std::memcpy(output.data(), &params, sizeof(IoctlMapBuffer));
-    return 0;
-}
-
-u32 nvhost_nvdec::MapBufferEx(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlMapBufferEx params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlMapBufferEx));
-    LOG_WARNING(Service_NVDRV, "(STUBBED) called with address={:08X}{:08X}", params.address_2,
-                params.address_1);
-    params.address_1 = 0;
-    params.address_2 = 0;
-    std::memcpy(output.data(), &params, sizeof(IoctlMapBufferEx));
-    return 0;
-}
-
-u32 nvhost_nvdec::UnmapBufferEx(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlUnmapBufferEx params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlUnmapBufferEx));
-    LOG_WARNING(Service_NVDRV, "(STUBBED) called");
-    std::memcpy(output.data(), &params, sizeof(IoctlUnmapBufferEx));
+    UNIMPLEMENTED_MSG("Unimplemented ioctl 0x{:X}", command.raw);
     return 0;
 }
 

src/core/hle/service/nvdrv/devices/nvhost_nvdec.h

@@ -4,16 +4,14 @@
 
 #pragma once
 
-#include <vector>
-#include "common/common_types.h"
-#include "common/swap.h"
-#include "core/hle/service/nvdrv/devices/nvdevice.h"
+#include <memory>
+#include "core/hle/service/nvdrv/devices/nvhost_nvdec_common.h"
 
 namespace Service::Nvidia::Devices {
 
-class nvhost_nvdec final : public nvdevice {
+class nvhost_nvdec final : public nvhost_nvdec_common {
 public:
-    explicit nvhost_nvdec(Core::System& system);
+    explicit nvhost_nvdec(Core::System& system, std::shared_ptr<nvmap> nvmap_dev);
     ~nvhost_nvdec() override;
 
     u32 ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
@@ -27,62 +25,15 @@ private:
         IocGetSyncpoint = 0xC0080002,
         IocGetWaitbase = 0xC0080003,
         IocMapBuffer = 0xC01C0009,
+        IocMapBuffer2 = 0xC16C0009,
+        IocMapBuffer3 = 0xC15C0009,
         IocMapBufferEx = 0xC0A40009,
-        IocUnmapBufferEx = 0xC0A4000A,
+        IocUnmapBuffer = 0xC0A4000A,
+        IocUnmapBuffer2 = 0xC16C000A,
+        IocUnmapBufferEx = 0xC01C000A,
+        IocUnmapBuffer3 = 0xC15C000A,
+        IocSetSubmitTimeout = 0x40040007,
     };
-
-    struct IoctlSetNvmapFD {
-        u32_le nvmap_fd;
-    };
-    static_assert(sizeof(IoctlSetNvmapFD) == 0x4, "IoctlSetNvmapFD is incorrect size");
-
-    struct IoctlSubmit {
-        INSERT_PADDING_BYTES(0x40); // TODO(DarkLordZach): RE this structure
-    };
-    static_assert(sizeof(IoctlSubmit) == 0x40, "IoctlSubmit has incorrect size");
-
-    struct IoctlGetSyncpoint {
-        u32 unknown; // seems to be ignored? Nintendo added this
-        u32 value;
-    };
-    static_assert(sizeof(IoctlGetSyncpoint) == 0x08, "IoctlGetSyncpoint has incorrect size");
-
-    struct IoctlGetWaitbase {
-        u32 unknown; // seems to be ignored? Nintendo added this
-        u32 value;
-    };
-    static_assert(sizeof(IoctlGetWaitbase) == 0x08, "IoctlGetWaitbase has incorrect size");
-
-    struct IoctlMapBuffer {
-        u32 unknown;
-        u32 address_1;
-        u32 address_2;
-        INSERT_PADDING_BYTES(0x10); // TODO(DarkLordZach): RE this structure
-    };
-    static_assert(sizeof(IoctlMapBuffer) == 0x1C, "IoctlMapBuffer is incorrect size");
-
-    struct IoctlMapBufferEx {
-        u32 unknown;
-        u32 address_1;
-        u32 address_2;
-        INSERT_PADDING_BYTES(0x98); // TODO(DarkLordZach): RE this structure
-    };
-    static_assert(sizeof(IoctlMapBufferEx) == 0xA4, "IoctlMapBufferEx has incorrect size");
-
-    struct IoctlUnmapBufferEx {
-        INSERT_PADDING_BYTES(0xA4); // TODO(DarkLordZach): RE this structure
-    };
-    static_assert(sizeof(IoctlUnmapBufferEx) == 0xA4, "IoctlUnmapBufferEx has incorrect size");
-
-    u32_le nvmap_fd{};
-
-    u32 SetNVMAPfd(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 Submit(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 GetSyncpoint(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 GetWaitbase(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 MapBuffer(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 MapBufferEx(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 UnmapBufferEx(const std::vector<u8>& input, std::vector<u8>& output);
 };
 
 } // namespace Service::Nvidia::Devices

src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp

@@ -0,0 +1,234 @@
+// Copyright 2020 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <algorithm>
+#include <cstring>
+
+#include "common/assert.h"
+#include "common/common_types.h"
+#include "common/logging/log.h"
+#include "core/core.h"
+#include "core/hle/service/nvdrv/devices/nvhost_nvdec_common.h"
+#include "core/hle/service/nvdrv/devices/nvmap.h"
+#include "core/memory.h"
+#include "video_core/memory_manager.h"
+#include "video_core/renderer_base.h"
+
+namespace Service::Nvidia::Devices {
+
+namespace {
+// Splice vectors will copy count amount of type T from the input vector into the dst vector.
+template <typename T>
+std::size_t SpliceVectors(const std::vector<u8>& input, std::vector<T>& dst, std::size_t count,
+                          std::size_t offset) {
+    std::memcpy(dst.data(), input.data() + offset, count * sizeof(T));
+    offset += count * sizeof(T);
+    return offset;
+}
+
+// Write vectors will write data to the output buffer
+template <typename T>
+std::size_t WriteVectors(std::vector<u8>& dst, const std::vector<T>& src, std::size_t offset) {
+    std::memcpy(dst.data() + offset, src.data(), src.size() * sizeof(T));
+    offset += src.size() * sizeof(T);
+    return offset;
+}
+} // Anonymous namespace
+
+namespace NvErrCodes {
+constexpr u32 Success{};
+constexpr u32 OutOfMemory{static_cast<u32>(-12)};
+constexpr u32 InvalidInput{static_cast<u32>(-22)};
+} // namespace NvErrCodes
+
+nvhost_nvdec_common::nvhost_nvdec_common(Core::System& system, std::shared_ptr<nvmap> nvmap_dev)
+    : nvdevice(system), nvmap_dev(std::move(nvmap_dev)) {}
+nvhost_nvdec_common::~nvhost_nvdec_common() = default;
+
+u32 nvhost_nvdec_common::SetNVMAPfd(const std::vector<u8>& input) {
+    IoctlSetNvmapFD params{};
+    std::memcpy(&params, input.data(), sizeof(IoctlSetNvmapFD));
+    LOG_DEBUG(Service_NVDRV, "called, fd={}", params.nvmap_fd);
+
+    nvmap_fd = params.nvmap_fd;
+    return 0;
+}
+
+u32 nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u8>& output) {
+    IoctlSubmit params{};
+    std::memcpy(&params, input.data(), sizeof(IoctlSubmit));
+    LOG_DEBUG(Service_NVDRV, "called NVDEC Submit, cmd_buffer_count={}", params.cmd_buffer_count);
+
+    // Instantiate param buffers
+    std::size_t offset = sizeof(IoctlSubmit);
+    std::vector<CommandBuffer> command_buffers(params.cmd_buffer_count);
+    std::vector<Reloc> relocs(params.relocation_count);
+    std::vector<u32> reloc_shifts(params.relocation_count);
+    std::vector<SyncptIncr> syncpt_increments(params.syncpoint_count);
+    std::vector<SyncptIncr> wait_checks(params.syncpoint_count);
+    std::vector<Fence> fences(params.fence_count);
+
+    // Splice input into their respective buffers
+    offset = SpliceVectors(input, command_buffers, params.cmd_buffer_count, offset);
+    offset = SpliceVectors(input, relocs, params.relocation_count, offset);
+    offset = SpliceVectors(input, reloc_shifts, params.relocation_count, offset);
+    offset = SpliceVectors(input, syncpt_increments, params.syncpoint_count, offset);
+    offset = SpliceVectors(input, wait_checks, params.syncpoint_count, offset);
+    offset = SpliceVectors(input, fences, params.fence_count, offset);
+
+    // TODO(ameerj): For async gpu, utilize fences for syncpoint 'max' increment
+
+    auto& gpu = system.GPU();
+
+    for (const auto& cmd_buffer : command_buffers) {
+        auto object = nvmap_dev->GetObject(cmd_buffer.memory_id);
+        ASSERT_OR_EXECUTE(object, return NvErrCodes::InvalidInput;);
+        const auto map = FindBufferMap(object->dma_map_addr);
+        if (!map) {
+            LOG_ERROR(Service_NVDRV, "Tried to submit an invalid offset 0x{:X} dma 0x{:X}",
+                      object->addr, object->dma_map_addr);
+            return 0;
+        }
+        Tegra::ChCommandHeaderList cmdlist(cmd_buffer.word_count);
+        gpu.MemoryManager().ReadBlock(map->StartAddr() + cmd_buffer.offset, cmdlist.data(),
+                                      cmdlist.size() * sizeof(u32));
+        gpu.PushCommandBuffer(cmdlist);
+    }
+
+    std::memcpy(output.data(), &params, sizeof(IoctlSubmit));
+    // Some games expect command_buffers to be written back
+    offset = sizeof(IoctlSubmit);
+    offset = WriteVectors(output, command_buffers, offset);
+    offset = WriteVectors(output, relocs, offset);
+    offset = WriteVectors(output, reloc_shifts, offset);
+    offset = WriteVectors(output, syncpt_increments, offset);
+    offset = WriteVectors(output, wait_checks, offset);
+
+    return NvErrCodes::Success;
+}
+
+u32 nvhost_nvdec_common::GetSyncpoint(const std::vector<u8>& input, std::vector<u8>& output) {
+    IoctlGetSyncpoint params{};
+    std::memcpy(&params, input.data(), sizeof(IoctlGetSyncpoint));
+    LOG_DEBUG(Service_NVDRV, "called GetSyncpoint, id={}", params.param);
+
+    // We found that implementing this causes deadlocks with async gpu, along with degraded
+    // performance. TODO: RE the nvdec async implementation
+    params.value = 0;
+    std::memcpy(output.data(), &params, sizeof(IoctlGetSyncpoint));
+
+    return NvErrCodes::Success;
+}
+
+u32 nvhost_nvdec_common::GetWaitbase(const std::vector<u8>& input, std::vector<u8>& output) {
+    IoctlGetWaitbase params{};
+    std::memcpy(&params, input.data(), sizeof(IoctlGetWaitbase));
+    params.value = 0; // Seems to be hard coded at 0
+    std::memcpy(output.data(), &params, sizeof(IoctlGetWaitbase));
+    return 0;
+}
+
+u32 nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vector<u8>& output) {
+    IoctlMapBuffer params{};
+    std::memcpy(&params, input.data(), sizeof(IoctlMapBuffer));
+    std::vector<MapBufferEntry> cmd_buffer_handles(params.num_entries);
+
+    SpliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer));
+
+    auto& gpu = system.GPU();
+
+    for (auto& cmf_buff : cmd_buffer_handles) {
+        auto object{nvmap_dev->GetObject(cmf_buff.map_handle)};
+        if (!object) {
+            LOG_ERROR(Service_NVDRV, "invalid cmd_buffer nvmap_handle={:X}", cmf_buff.map_handle);
+            std::memcpy(output.data(), &params, output.size());
+            return NvErrCodes::InvalidInput;
+        }
+        if (object->dma_map_addr == 0) {
+            // NVDEC and VIC memory is in the 32-bit address space
+            // MapAllocate32 will attempt to map a lower 32-bit value in the shared gpu memory space
+            const GPUVAddr low_addr = gpu.MemoryManager().MapAllocate32(object->addr, object->size);
+            object->dma_map_addr = static_cast<u32>(low_addr);
+            // Ensure that the dma_map_addr is indeed in the lower 32-bit address space.
+            ASSERT(object->dma_map_addr == low_addr);
+        }
+        if (!object->dma_map_addr) {
+            LOG_ERROR(Service_NVDRV, "failed to map size={}", object->size);
+        } else {
+            cmf_buff.map_address = object->dma_map_addr;
+            AddBufferMap(object->dma_map_addr, object->size, object->addr,
+                         object->status == nvmap::Object::Status::Allocated);
+        }
+    }
+    std::memcpy(output.data(), &params, sizeof(IoctlMapBuffer));
+    std::memcpy(output.data() + sizeof(IoctlMapBuffer), cmd_buffer_handles.data(),
+                cmd_buffer_handles.size() * sizeof(MapBufferEntry));
+
+    return NvErrCodes::Success;
+}
+
+u32 nvhost_nvdec_common::UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output) {
+    IoctlMapBuffer params{};
+    std::memcpy(&params, input.data(), sizeof(IoctlMapBuffer));
+    std::vector<MapBufferEntry> cmd_buffer_handles(params.num_entries);
+    SpliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer));
+
+    auto& gpu = system.GPU();
+
+    for (auto& cmf_buff : cmd_buffer_handles) {
+        const auto object{nvmap_dev->GetObject(cmf_buff.map_handle)};
+        if (!object) {
+            LOG_ERROR(Service_NVDRV, "invalid cmd_buffer nvmap_handle={:X}", cmf_buff.map_handle);
+            std::memcpy(output.data(), &params, output.size());
+            return NvErrCodes::InvalidInput;
+        }
+        if (const auto size{RemoveBufferMap(object->dma_map_addr)}; size) {
+            gpu.MemoryManager().Unmap(object->dma_map_addr, *size);
+        } else {
+            // This occurs quite frequently, however does not seem to impact functionality
+            LOG_DEBUG(Service_NVDRV, "invalid offset=0x{:X} dma=0x{:X}", object->addr,
+                      object->dma_map_addr);
+        }
+        object->dma_map_addr = 0;
+    }
+    std::memset(output.data(), 0, output.size());
+    return NvErrCodes::Success;
+}
+
+u32 nvhost_nvdec_common::SetSubmitTimeout(const std::vector<u8>& input, std::vector<u8>& output) {
+    std::memcpy(&submit_timeout, input.data(), input.size());
+    LOG_WARNING(Service_NVDRV, "(STUBBED) called");
+    return NvErrCodes::Success;
+}
+
+std::optional<nvhost_nvdec_common::BufferMap> nvhost_nvdec_common::FindBufferMap(
+    GPUVAddr gpu_addr) const {
+    const auto it = std::find_if(
+        buffer_mappings.begin(), buffer_mappings.upper_bound(gpu_addr), [&](const auto& entry) {
+            return (gpu_addr >= entry.second.StartAddr() && gpu_addr < entry.second.EndAddr());
+        });
+
+    ASSERT(it != buffer_mappings.end());
+    return it->second;
+}
+
+void nvhost_nvdec_common::AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr,
+                                       bool is_allocated) {
+    buffer_mappings.insert_or_assign(gpu_addr, BufferMap{gpu_addr, size, cpu_addr, is_allocated});
+}
+
+std::optional<std::size_t> nvhost_nvdec_common::RemoveBufferMap(GPUVAddr gpu_addr) {
+    const auto iter{buffer_mappings.find(gpu_addr)};
+    if (iter == buffer_mappings.end()) {
+        return std::nullopt;
+    }
+    std::size_t size = 0;
+    if (iter->second.IsAllocated()) {
+        size = iter->second.Size();
+    }
+    buffer_mappings.erase(iter);
+    return size;
+}
+
+} // namespace Service::Nvidia::Devices

src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h

@@ -0,0 +1,168 @@
+// Copyright 2020 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <map>
+#include <vector>
+#include "common/common_types.h"
+#include "common/swap.h"
+#include "core/hle/service/nvdrv/devices/nvdevice.h"
+
+namespace Service::Nvidia::Devices {
+class nvmap;
+
+class nvhost_nvdec_common : public nvdevice {
+public:
+    explicit nvhost_nvdec_common(Core::System& system, std::shared_ptr<nvmap> nvmap_dev);
+    ~nvhost_nvdec_common() override;
+
+    virtual u32 ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
+                      std::vector<u8>& output, std::vector<u8>& output2, IoctlCtrl& ctrl,
+                      IoctlVersion version) = 0;
+
+protected:
+    class BufferMap final {
+    public:
+        constexpr BufferMap() = default;
+
+        constexpr BufferMap(GPUVAddr start_addr, std::size_t size)
+            : start_addr{start_addr}, end_addr{start_addr + size} {}
+
+        constexpr BufferMap(GPUVAddr start_addr, std::size_t size, VAddr cpu_addr,
+                            bool is_allocated)
+            : start_addr{start_addr}, end_addr{start_addr + size}, cpu_addr{cpu_addr},
+              is_allocated{is_allocated} {}
+
+        constexpr VAddr StartAddr() const {
+            return start_addr;
+        }
+
+        constexpr VAddr EndAddr() const {
+            return end_addr;
+        }
+
+        constexpr std::size_t Size() const {
+            return end_addr - start_addr;
+        }
+
+        constexpr VAddr CpuAddr() const {
+            return cpu_addr;
+        }
+
+        constexpr bool IsAllocated() const {
+            return is_allocated;
+        }
+
+    private:
+        GPUVAddr start_addr{};
+        GPUVAddr end_addr{};
+        VAddr cpu_addr{};
+        bool is_allocated{};
+    };
+
+    struct IoctlSetNvmapFD {
+        u32_le nvmap_fd;
+    };
+    static_assert(sizeof(IoctlSetNvmapFD) == 4, "IoctlSetNvmapFD is incorrect size");
+
+    struct IoctlSubmitCommandBuffer {
+        u32_le id;
+        u32_le offset;
+        u32_le count;
+    };
+    static_assert(sizeof(IoctlSubmitCommandBuffer) == 0xC,
+                  "IoctlSubmitCommandBuffer is incorrect size");
+    struct IoctlSubmit {
+        u32_le cmd_buffer_count;
+        u32_le relocation_count;
+        u32_le syncpoint_count;
+        u32_le fence_count;
+    };
+    static_assert(sizeof(IoctlSubmit) == 0x10, "IoctlSubmit has incorrect size");
+
+    struct CommandBuffer {
+        s32 memory_id;
+        u32 offset;
+        s32 word_count;
+    };
+    static_assert(sizeof(CommandBuffer) == 0xC, "CommandBuffer has incorrect size");
+
+    struct Reloc {
+        s32 cmdbuffer_memory;
+        s32 cmdbuffer_offset;
+        s32 target;
+        s32 target_offset;
+    };
+    static_assert(sizeof(Reloc) == 0x10, "CommandBuffer has incorrect size");
+
+    struct SyncptIncr {
+        u32 id;
+        u32 increments;
+    };
+    static_assert(sizeof(SyncptIncr) == 0x8, "CommandBuffer has incorrect size");
+
+    struct Fence {
+        u32 id;
+        u32 value;
+    };
+    static_assert(sizeof(Fence) == 0x8, "CommandBuffer has incorrect size");
+
+    struct IoctlGetSyncpoint {
+        // Input
+        u32_le param;
+        // Output
+        u32_le value;
+    };
+    static_assert(sizeof(IoctlGetSyncpoint) == 8, "IocGetIdParams has wrong size");
+
+    struct IoctlGetWaitbase {
+        u32_le unknown; // seems to be ignored? Nintendo added this
+        u32_le value;
+    };
+    static_assert(sizeof(IoctlGetWaitbase) == 0x8, "IoctlGetWaitbase is incorrect size");
+
+    struct IoctlMapBuffer {
+        u32_le num_entries;
+        u32_le data_address; // Ignored by the driver.
+        u32_le attach_host_ch_das;
+    };
+    static_assert(sizeof(IoctlMapBuffer) == 0x0C, "IoctlMapBuffer is incorrect size");
+
+    struct IocGetIdParams {
+        // Input
+        u32_le param;
+        // Output
+        u32_le value;
+    };
+    static_assert(sizeof(IocGetIdParams) == 8, "IocGetIdParams has wrong size");
+
+    // Used for mapping and unmapping command buffers
+    struct MapBufferEntry {
+        u32_le map_handle;
+        u32_le map_address;
+    };
+    static_assert(sizeof(IoctlMapBuffer) == 0x0C, "IoctlMapBuffer is incorrect size");
+
+    /// Ioctl command implementations
+    u32 SetNVMAPfd(const std::vector<u8>& input);
+    u32 Submit(const std::vector<u8>& input, std::vector<u8>& output);
+    u32 GetSyncpoint(const std::vector<u8>& input, std::vector<u8>& output);
+    u32 GetWaitbase(const std::vector<u8>& input, std::vector<u8>& output);
+    u32 MapBuffer(const std::vector<u8>& input, std::vector<u8>& output);
+    u32 UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output);
+    u32 SetSubmitTimeout(const std::vector<u8>& input, std::vector<u8>& output);
+
+    std::optional<BufferMap> FindBufferMap(GPUVAddr gpu_addr) const;
+    void AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr, bool is_allocated);
+    std::optional<std::size_t> RemoveBufferMap(GPUVAddr gpu_addr);
+
+    u32_le nvmap_fd{};
+    u32_le submit_timeout{};
+    std::shared_ptr<nvmap> nvmap_dev;
+
+    // This is expected to be ordered, therefore we must use a map, not unordered_map
+    std::map<GPUVAddr, BufferMap> buffer_mappings;
+};
+}; // namespace Service::Nvidia::Devices

src/core/hle/service/nvdrv/devices/nvhost_vic.cpp

@@ -2,15 +2,17 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <cstring>
-
 #include "common/assert.h"
 #include "common/logging/log.h"
+#include "core/core.h"
 #include "core/hle/service/nvdrv/devices/nvhost_vic.h"
+#include "video_core/memory_manager.h"
+#include "video_core/renderer_base.h"
 
 namespace Service::Nvidia::Devices {
+nvhost_vic::nvhost_vic(Core::System& system, std::shared_ptr<nvmap> nvmap_dev)
+    : nvhost_nvdec_common(system, std::move(nvmap_dev)) {}
 
-nvhost_vic::nvhost_vic(Core::System& system) : nvdevice(system) {}
 nvhost_vic::~nvhost_vic() = default;
 
 u32 nvhost_vic::ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
@@ -21,7 +23,7 @@ u32 nvhost_vic::ioctl(Ioctl command, const std::vector<u8>& input, const std::ve
 
     switch (static_cast<IoctlCommand>(command.raw)) {
     case IoctlCommand::IocSetNVMAPfdCommand:
-        return SetNVMAPfd(input, output);
+        return SetNVMAPfd(input);
     case IoctlCommand::IocSubmit:
         return Submit(input, output);
     case IoctlCommand::IocGetSyncpoint:
@@ -29,83 +31,19 @@ u32 nvhost_vic::ioctl(Ioctl command, const std::vector<u8>& input, const std::ve
     case IoctlCommand::IocGetWaitbase:
         return GetWaitbase(input, output);
     case IoctlCommand::IocMapBuffer:
-        return MapBuffer(input, output);
+    case IoctlCommand::IocMapBuffer2:
+    case IoctlCommand::IocMapBuffer3:
+    case IoctlCommand::IocMapBuffer4:
     case IoctlCommand::IocMapBufferEx:
         return MapBuffer(input, output);
+    case IoctlCommand::IocUnmapBuffer:
+    case IoctlCommand::IocUnmapBuffer2:
+    case IoctlCommand::IocUnmapBuffer3:
     case IoctlCommand::IocUnmapBufferEx:
-        return UnmapBufferEx(input, output);
+        return UnmapBuffer(input, output);
     }
 
-    UNIMPLEMENTED_MSG("Unimplemented ioctl");
-    return 0;
-}
-
-u32 nvhost_vic::SetNVMAPfd(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlSetNvmapFD params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlSetNvmapFD));
-    LOG_DEBUG(Service_NVDRV, "called, fd={}", params.nvmap_fd);
-
-    nvmap_fd = params.nvmap_fd;
-    return 0;
-}
-
-u32 nvhost_vic::Submit(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlSubmit params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlSubmit));
-    LOG_WARNING(Service_NVDRV, "(STUBBED) called");
-
-    // Workaround for Luigi's Mansion 3, as nvhost_vic is not implemented for asynch GPU
-    params.command_buffer = {};
-
-    std::memcpy(output.data(), &params, sizeof(IoctlSubmit));
-    return 0;
-}
-
-u32 nvhost_vic::GetSyncpoint(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlGetSyncpoint params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlGetSyncpoint));
-    LOG_INFO(Service_NVDRV, "called, unknown=0x{:X}", params.unknown);
-    params.value = 0; // Seems to be hard coded at 0
-    std::memcpy(output.data(), &params, sizeof(IoctlGetSyncpoint));
-    return 0;
-}
-
-u32 nvhost_vic::GetWaitbase(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlGetWaitbase params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlGetWaitbase));
-    LOG_INFO(Service_NVDRV, "called, unknown=0x{:X}", params.unknown);
-    params.value = 0; // Seems to be hard coded at 0
-    std::memcpy(output.data(), &params, sizeof(IoctlGetWaitbase));
-    return 0;
-}
-
-u32 nvhost_vic::MapBuffer(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlMapBuffer params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlMapBuffer));
-    LOG_WARNING(Service_NVDRV, "(STUBBED) called with address={:08X}{:08X}", params.address_2,
-                params.address_1);
-    params.address_1 = 0;
-    params.address_2 = 0;
-    std::memcpy(output.data(), &params, sizeof(IoctlMapBuffer));
-    return 0;
-}
-
-u32 nvhost_vic::MapBufferEx(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlMapBufferEx params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlMapBufferEx));
-    LOG_WARNING(Service_NVDRV, "(STUBBED) called with address={:08X}{:08X}", params.address_2,
-                params.address_1);
-    params.address_1 = 0;
-    params.address_2 = 0;
-    std::memcpy(output.data(), &params, sizeof(IoctlMapBufferEx));
-    return 0;
-}
-
-u32 nvhost_vic::UnmapBufferEx(const std::vector<u8>& input, std::vector<u8>& output) {
-    IoctlUnmapBufferEx params{};
-    std::memcpy(&params, input.data(), sizeof(IoctlUnmapBufferEx));
-    LOG_WARNING(Service_NVDRV, "(STUBBED) called");
-    std::memcpy(output.data(), &params, sizeof(IoctlUnmapBufferEx));
+    UNIMPLEMENTED_MSG("Unimplemented ioctl 0x{:X}", command.raw);
     return 0;
 }
 

src/core/hle/service/nvdrv/devices/nvhost_vic.h

@@ -4,19 +4,15 @@
 
 #pragma once
 
-#include <array>
-#include <vector>
-#include "common/common_types.h"
-#include "common/swap.h"
-#include "core/hle/service/nvdrv/devices/nvdevice.h"
+#include "core/hle/service/nvdrv/devices/nvhost_nvdec_common.h"
 
 namespace Service::Nvidia::Devices {
+class nvmap;
 
-class nvhost_vic final : public nvdevice {
+class nvhost_vic final : public nvhost_nvdec_common {
 public:
-    explicit nvhost_vic(Core::System& system);
-    ~nvhost_vic() override;
-
+    explicit nvhost_vic(Core::System& system, std::shared_ptr<nvmap> nvmap_dev);
+    ~nvhost_vic();
     u32 ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
               std::vector<u8>& output, std::vector<u8>& output2, IoctlCtrl& ctrl,
               IoctlVersion version) override;
@@ -28,74 +24,14 @@ private:
         IocGetSyncpoint = 0xC0080002,
         IocGetWaitbase = 0xC0080003,
         IocMapBuffer = 0xC01C0009,
+        IocMapBuffer2 = 0xC0340009,
+        IocMapBuffer3 = 0xC0140009,
+        IocMapBuffer4 = 0xC00C0009,
         IocMapBufferEx = 0xC03C0009,
-        IocUnmapBufferEx = 0xC03C000A,
+        IocUnmapBuffer = 0xC03C000A,
+        IocUnmapBuffer2 = 0xC034000A,
+        IocUnmapBuffer3 = 0xC00C000A,
+        IocUnmapBufferEx = 0xC01C000A,
     };
-
-    struct IoctlSetNvmapFD {
-        u32_le nvmap_fd;
-    };
-    static_assert(sizeof(IoctlSetNvmapFD) == 4, "IoctlSetNvmapFD is incorrect size");
-
-    struct IoctlSubmitCommandBuffer {
-        u32 id;
-        u32 offset;
-        u32 count;
-    };
-    static_assert(sizeof(IoctlSubmitCommandBuffer) == 0xC,
-                  "IoctlSubmitCommandBuffer is incorrect size");
-
-    struct IoctlSubmit {
-        u32 command_buffer_count;
-        u32 relocations_count;
-        u32 syncpt_count;
-        u32 wait_count;
-        std::array<IoctlSubmitCommandBuffer, 4> command_buffer;
-    };
-    static_assert(sizeof(IoctlSubmit) == 0x40, "IoctlSubmit is incorrect size");
-
-    struct IoctlGetSyncpoint {
-        u32 unknown; // seems to be ignored? Nintendo added this
-        u32 value;
-    };
-    static_assert(sizeof(IoctlGetSyncpoint) == 0x8, "IoctlGetSyncpoint is incorrect size");
-
-    struct IoctlGetWaitbase {
-        u32 unknown; // seems to be ignored? Nintendo added this
-        u32 value;
-    };
-    static_assert(sizeof(IoctlGetWaitbase) == 0x8, "IoctlGetWaitbase is incorrect size");
-
-    struct IoctlMapBuffer {
-        u32 unknown;
-        u32 address_1;
-        u32 address_2;
-        INSERT_PADDING_BYTES(0x10); // TODO(DarkLordZach): RE this structure
-    };
-    static_assert(sizeof(IoctlMapBuffer) == 0x1C, "IoctlMapBuffer is incorrect size");
-
-    struct IoctlMapBufferEx {
-        u32 unknown;
-        u32 address_1;
-        u32 address_2;
-        INSERT_PADDING_BYTES(0x30); // TODO(DarkLordZach): RE this structure
-    };
-    static_assert(sizeof(IoctlMapBufferEx) == 0x3C, "IoctlMapBufferEx is incorrect size");
-
-    struct IoctlUnmapBufferEx {
-        INSERT_PADDING_BYTES(0x3C); // TODO(DarkLordZach): RE this structure
-    };
-    static_assert(sizeof(IoctlUnmapBufferEx) == 0x3C, "IoctlUnmapBufferEx is incorrect size");
-
-    u32_le nvmap_fd{};
-
-    u32 SetNVMAPfd(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 Submit(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 GetSyncpoint(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 GetWaitbase(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 MapBuffer(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 MapBufferEx(const std::vector<u8>& input, std::vector<u8>& output);
-    u32 UnmapBufferEx(const std::vector<u8>& input, std::vector<u8>& output);
 };
-
 } // namespace Service::Nvidia::Devices

src/core/hle/service/nvdrv/devices/nvmap.h

@@ -37,6 +37,7 @@ public:
         VAddr addr;
         Status status;
         u32 refcount;
+        u32 dma_map_addr;
     };
 
     std::shared_ptr<Object> GetObject(u32 handle) const {

src/core/hle/service/nvdrv/nvdrv.cpp

@@ -51,9 +51,9 @@ Module::Module(Core::System& system) {
     devices["/dev/nvmap"] = nvmap_dev;
     devices["/dev/nvdisp_disp0"] = std::make_shared<Devices::nvdisp_disp0>(system, nvmap_dev);
     devices["/dev/nvhost-ctrl"] = std::make_shared<Devices::nvhost_ctrl>(system, events_interface);
-    devices["/dev/nvhost-nvdec"] = std::make_shared<Devices::nvhost_nvdec>(system);
+    devices["/dev/nvhost-nvdec"] = std::make_shared<Devices::nvhost_nvdec>(system, nvmap_dev);
     devices["/dev/nvhost-nvjpg"] = std::make_shared<Devices::nvhost_nvjpg>(system);
-    devices["/dev/nvhost-vic"] = std::make_shared<Devices::nvhost_vic>(system);
+    devices["/dev/nvhost-vic"] = std::make_shared<Devices::nvhost_vic>(system, nvmap_dev);
 }
 
 Module::~Module() = default;

src/core/hle/service/nvflinger/buffer_queue.cpp

@@ -99,6 +99,20 @@ void BufferQueue::QueueBuffer(u32 slot, BufferTransformFlags transform,
     queue_sequence.push_back(slot);
 }
 
+void BufferQueue::CancelBuffer(u32 slot, const Service::Nvidia::MultiFence& multi_fence) {
+    const auto itr = std::find_if(queue.begin(), queue.end(),
+                                  [slot](const Buffer& buffer) { return buffer.slot == slot; });
+    ASSERT(itr != queue.end());
+    ASSERT(itr->status != Buffer::Status::Free);
+    itr->status = Buffer::Status::Free;
+    itr->multi_fence = multi_fence;
+    itr->swap_interval = 0;
+
+    free_buffers.push_back(slot);
+
+    buffer_wait_event.writable->Signal();
+}
+
 std::optional<std::reference_wrapper<const BufferQueue::Buffer>> BufferQueue::AcquireBuffer() {
     auto itr = queue.end();
     // Iterate to find a queued buffer matching the requested slot.

src/core/hle/service/nvflinger/buffer_queue.h

@@ -95,6 +95,7 @@ public:
     void QueueBuffer(u32 slot, BufferTransformFlags transform,
                      const Common::Rectangle<int>& crop_rect, u32 swap_interval,
                      Service::Nvidia::MultiFence& multi_fence);
+    void CancelBuffer(u32 slot, const Service::Nvidia::MultiFence& multi_fence);
     std::optional<std::reference_wrapper<const Buffer>> AcquireBuffer();
     void ReleaseBuffer(u32 slot);
     void Disconnect();

src/core/hle/service/sockets/sockets_translate.cpp

@@ -89,9 +89,9 @@ Network::Protocol Translate(Type type, Protocol protocol) {
     }
 }
 
-u16 TranslatePollEventsToHost(u16 flags) {
-    u16 result = 0;
-    const auto translate = [&result, &flags](u16 from, u16 to) {
+u16 TranslatePollEventsToHost(u32 flags) {
+    u32 result = 0;
+    const auto translate = [&result, &flags](u32 from, u32 to) {
         if ((flags & from) != 0) {
             flags &= ~from;
             result |= to;
@@ -105,12 +105,12 @@ u16 TranslatePollEventsToHost(u16 flags) {
     translate(POLL_NVAL, Network::POLL_NVAL);
 
     UNIMPLEMENTED_IF_MSG(flags != 0, "Unimplemented flags={}", flags);
-    return result;
+    return static_cast<u16>(result);
 }
 
-u16 TranslatePollEventsToGuest(u16 flags) {
-    u16 result = 0;
-    const auto translate = [&result, &flags](u16 from, u16 to) {
+u16 TranslatePollEventsToGuest(u32 flags) {
+    u32 result = 0;
+    const auto translate = [&result, &flags](u32 from, u32 to) {
         if ((flags & from) != 0) {
             flags &= ~from;
             result |= to;
@@ -125,7 +125,7 @@ u16 TranslatePollEventsToGuest(u16 flags) {
     translate(Network::POLL_NVAL, POLL_NVAL);
 
     UNIMPLEMENTED_IF_MSG(flags != 0, "Unimplemented flags={}", flags);
-    return result;
+    return static_cast<u16>(result);
 }
 
 Network::SockAddrIn Translate(SockAddrIn value) {

src/core/hle/service/sockets/sockets_translate.h

@@ -31,10 +31,10 @@ Network::Type Translate(Type type);
 Network::Protocol Translate(Type type, Protocol protocol);
 
 /// Translate abstract poll event flags to guest poll event flags
-u16 TranslatePollEventsToHost(u16 flags);
+u16 TranslatePollEventsToHost(u32 flags);
 
 /// Translate guest poll event flags to abstract poll event flags
-u16 TranslatePollEventsToGuest(u16 flags);
+u16 TranslatePollEventsToGuest(u32 flags);
 
 /// Translate guest socket address structure to abstract socket address structure
 Network::SockAddrIn Translate(SockAddrIn value);

src/core/hle/service/time/time_zone_content_manager.h

@@ -21,7 +21,7 @@ namespace Service::Time::TimeZone {
 
 class TimeZoneContentManager final {
 public:
-    TimeZoneContentManager(Core::System& system);
+    explicit TimeZoneContentManager(Core::System& system);
 
     void Initialize(TimeManager& time_manager);
 

src/core/hle/service/time/time_zone_manager.cpp

@@ -820,7 +820,10 @@ static ResultCode ToCalendarTimeImpl(const TimeZoneRule& rules, s64 time, Calend
     const ResultCode result{
         ToCalendarTimeInternal(rules, time, calendar_time, calendar.additiona_info)};
     calendar.time.year = static_cast<s16>(calendar_time.year);
-    calendar.time.month = calendar_time.month + 1; // Internal impl. uses 0-indexed month
+
+    // Internal impl. uses 0-indexed month
+    calendar.time.month = static_cast<s8>(calendar_time.month + 1);
+
     calendar.time.day = calendar_time.day;
     calendar.time.hour = calendar_time.hour;
     calendar.time.minute = calendar_time.minute;
@@ -872,13 +875,15 @@ ResultCode TimeZoneManager::ToPosixTime(const TimeZoneRule& rules,
                                         const CalendarTime& calendar_time, s64& posix_time) const {
     posix_time = 0;
 
-    CalendarTimeInternal internal_time{};
-    internal_time.year = calendar_time.year;
-    internal_time.month = calendar_time.month - 1; // Internal impl. uses 0-indexed month
-    internal_time.day = calendar_time.day;
-    internal_time.hour = calendar_time.hour;
-    internal_time.minute = calendar_time.minute;
-    internal_time.second = calendar_time.second;
+    CalendarTimeInternal internal_time{
+        .year = calendar_time.year,
+        // Internal impl. uses 0-indexed month
+        .month = static_cast<s8>(calendar_time.month - 1),
+        .day = calendar_time.day,
+        .hour = calendar_time.hour,
+        .minute = calendar_time.minute,
+        .second = calendar_time.second,
+    };
 
     s32 hour{internal_time.hour};
     s32 minute{internal_time.minute};

src/core/hle/service/vi/vi.cpp

@@ -159,7 +159,7 @@ public:
         header.data_size = static_cast<u32_le>(write_index - sizeof(Header));
         header.data_offset = sizeof(Header);
         header.objects_size = 4;
-        header.objects_offset = sizeof(Header) + header.data_size;
+        header.objects_offset = static_cast<u32>(sizeof(Header) + header.data_size);
         std::memcpy(buffer.data(), &header, sizeof(Header));
 
         return buffer;
@@ -215,10 +215,9 @@ public:
     explicit IGBPConnectRequestParcel(std::vector<u8> buffer) : Parcel(std::move(buffer)) {
         Deserialize();
     }
-    ~IGBPConnectRequestParcel() override = default;
 
     void DeserializeData() override {
-        std::u16string token = ReadInterfaceToken();
+        [[maybe_unused]] const std::u16string token = ReadInterfaceToken();
         data = Read<Data>();
     }
 
@@ -279,10 +278,9 @@ public:
         : Parcel(std::move(buffer)) {
         Deserialize();
     }
-    ~IGBPSetPreallocatedBufferRequestParcel() override = default;
 
     void DeserializeData() override {
-        std::u16string token = ReadInterfaceToken();
+        [[maybe_unused]] const std::u16string token = ReadInterfaceToken();
         data = Read<Data>();
         buffer = Read<NVFlinger::IGBPBuffer>();
     }
@@ -306,15 +304,40 @@ protected:
     }
 };
 
+class IGBPCancelBufferRequestParcel : public Parcel {
+public:
+    explicit IGBPCancelBufferRequestParcel(std::vector<u8> buffer) : Parcel(std::move(buffer)) {
+        Deserialize();
+    }
+
+    void DeserializeData() override {
+        [[maybe_unused]] const std::u16string token = ReadInterfaceToken();
+        data = Read<Data>();
+    }
+
+    struct Data {
+        u32_le slot;
+        Service::Nvidia::MultiFence multi_fence;
+    };
+
+    Data data;
+};
+
+class IGBPCancelBufferResponseParcel : public Parcel {
+protected:
+    void SerializeData() override {
+        Write<u32>(0); // Success
+    }
+};
+
 class IGBPDequeueBufferRequestParcel : public Parcel {
 public:
     explicit IGBPDequeueBufferRequestParcel(std::vector<u8> buffer) : Parcel(std::move(buffer)) {
         Deserialize();
     }
-    ~IGBPDequeueBufferRequestParcel() override = default;
 
     void DeserializeData() override {
-        std::u16string token = ReadInterfaceToken();
+        [[maybe_unused]] const std::u16string token = ReadInterfaceToken();
         data = Read<Data>();
     }
 
@@ -333,7 +356,6 @@ class IGBPDequeueBufferResponseParcel : public Parcel {
 public:
     explicit IGBPDequeueBufferResponseParcel(u32 slot, Service::Nvidia::MultiFence& multi_fence)
         : slot(slot), multi_fence(multi_fence) {}
-    ~IGBPDequeueBufferResponseParcel() override = default;
 
 protected:
     void SerializeData() override {
@@ -352,10 +374,9 @@ public:
     explicit IGBPRequestBufferRequestParcel(std::vector<u8> buffer) : Parcel(std::move(buffer)) {
         Deserialize();
     }
-    ~IGBPRequestBufferRequestParcel() override = default;
 
     void DeserializeData() override {
-        std::u16string token = ReadInterfaceToken();
+        [[maybe_unused]] const std::u16string token = ReadInterfaceToken();
         slot = Read<u32_le>();
     }
 
@@ -384,10 +405,9 @@ public:
     explicit IGBPQueueBufferRequestParcel(std::vector<u8> buffer) : Parcel(std::move(buffer)) {
         Deserialize();
     }
-    ~IGBPQueueBufferRequestParcel() override = default;
 
     void DeserializeData() override {
-        std::u16string token = ReadInterfaceToken();
+        [[maybe_unused]] const std::u16string token = ReadInterfaceToken();
         data = Read<Data>();
     }
 
@@ -447,10 +467,9 @@ public:
     explicit IGBPQueryRequestParcel(std::vector<u8> buffer) : Parcel(std::move(buffer)) {
         Deserialize();
     }
-    ~IGBPQueryRequestParcel() override = default;
 
     void DeserializeData() override {
-        std::u16string token = ReadInterfaceToken();
+        [[maybe_unused]] const std::u16string token = ReadInterfaceToken();
         type = Read<u32_le>();
     }
 
@@ -596,7 +615,12 @@ private:
             break;
         }
         case TransactionId::CancelBuffer: {
-            LOG_CRITICAL(Service_VI, "(STUBBED) called, transaction=CancelBuffer");
+            IGBPCancelBufferRequestParcel request{ctx.ReadBuffer()};
+
+            buffer_queue.CancelBuffer(request.data.slot, request.data.multi_fence);
+
+            IGBPCancelBufferResponseParcel response{};
+            ctx.WriteBuffer(response.Serialize());
             break;
         }
         case TransactionId::Disconnect: {

src/core/loader/kip.cpp

@@ -16,7 +16,7 @@ namespace Loader {
 
 namespace {
 constexpr u32 PageAlignSize(u32 size) {
-    return (size + Core::Memory::PAGE_MASK) & ~Core::Memory::PAGE_MASK;
+    return static_cast<u32>((size + Core::Memory::PAGE_MASK) & ~Core::Memory::PAGE_MASK);
 }
 } // Anonymous namespace
 

src/core/loader/nro.cpp

@@ -127,7 +127,7 @@ FileType AppLoader_NRO::IdentifyType(const FileSys::VirtualFile& file) {
 }
 
 static constexpr u32 PageAlignSize(u32 size) {
-    return (size + Core::Memory::PAGE_MASK) & ~Core::Memory::PAGE_MASK;
+    return static_cast<u32>((size + Core::Memory::PAGE_MASK) & ~Core::Memory::PAGE_MASK);
 }
 
 static bool LoadNroImpl(Kernel::Process& process, const std::vector<u8>& data,

src/core/loader/nso.cpp

@@ -47,7 +47,7 @@ std::vector<u8> DecompressSegment(const std::vector<u8>& compressed_data,
 }
 
 constexpr u32 PageAlignSize(u32 size) {
-    return (size + Core::Memory::PAGE_MASK) & ~Core::Memory::PAGE_MASK;
+    return static_cast<u32>((size + Core::Memory::PAGE_MASK) & ~Core::Memory::PAGE_MASK);
 }
 } // Anonymous namespace
 

src/core/loader/nso.h

@@ -59,7 +59,7 @@ struct NSOHeader {
 static_assert(sizeof(NSOHeader) == 0x100, "NSOHeader has incorrect size.");
 static_assert(std::is_trivially_copyable_v<NSOHeader>, "NSOHeader must be trivially copyable.");
 
-constexpr u64 NSO_ARGUMENT_DATA_ALLOCATION_SIZE = 0x9000;
+constexpr u32 NSO_ARGUMENT_DATA_ALLOCATION_SIZE = 0x9000;
 
 struct NSOArgumentHeader {
     u32_le allocated_size;

src/core/memory.cpp

@@ -120,9 +120,9 @@ struct Memory::Impl {
         if ((addr & 1) == 0) {
             return Read<u16_le>(addr);
         } else {
-            const u8 a{Read<u8>(addr)};
-            const u8 b{Read<u8>(addr + sizeof(u8))};
-            return (static_cast<u16>(b) << 8) | a;
+            const u32 a{Read<u8>(addr)};
+            const u32 b{Read<u8>(addr + sizeof(u8))};
+            return static_cast<u16>((b << 8) | a);
         }
     }
 
@@ -130,9 +130,9 @@ struct Memory::Impl {
         if ((addr & 3) == 0) {
             return Read<u32_le>(addr);
         } else {
-            const u16 a{Read16(addr)};
-            const u16 b{Read16(addr + sizeof(u16))};
-            return (static_cast<u32>(b) << 16) | a;
+            const u32 a{Read16(addr)};
+            const u32 b{Read16(addr + sizeof(u16))};
+            return (b << 16) | a;
         }
     }
 

src/core/memory/cheat_engine.cpp

@@ -153,8 +153,9 @@ std::vector<CheatEntry> TextCheatParser::Parse(std::string_view data) const {
                 return {};
             }
 
+            const auto value = static_cast<u32>(std::stoul(hex, nullptr, 0x10));
             out[*current_entry].definition.opcodes[out[*current_entry].definition.num_opcodes++] =
-                std::stoul(hex, nullptr, 0x10);
+                value;
 
             i += 8;
         } else {

src/core/network/network.cpp

@@ -148,7 +148,7 @@ sockaddr TranslateFromSockAddrIn(SockAddrIn input) {
 }
 
 int WSAPoll(WSAPOLLFD* fds, ULONG nfds, int timeout) {
-    return poll(fds, nfds, timeout);
+    return poll(fds, static_cast<nfds_t>(nfds), timeout);
 }
 
 int closesocket(SOCKET fd) {
@@ -238,14 +238,14 @@ SockAddrIn TranslateToSockAddrIn(sockaddr input_) {
     return result;
 }
 
-u16 TranslatePollEvents(u16 events) {
-    u16 result = 0;
+u16 TranslatePollEvents(u32 events) {
+    u32 result = 0;
 
-    if (events & POLL_IN) {
+    if ((events & POLL_IN) != 0) {
         events &= ~POLL_IN;
         result |= POLLIN;
     }
-    if (events & POLL_PRI) {
+    if ((events & POLL_PRI) != 0) {
         events &= ~POLL_PRI;
 #ifdef _WIN32
         LOG_WARNING(Service, "Winsock doesn't support POLLPRI");
@@ -253,20 +253,20 @@ u16 TranslatePollEvents(u16 events) {
         result |= POLL_PRI;
 #endif
     }
-    if (events & POLL_OUT) {
+    if ((events & POLL_OUT) != 0) {
         events &= ~POLL_OUT;
         result |= POLLOUT;
     }
 
     UNIMPLEMENTED_IF_MSG(events != 0, "Unhandled guest events=0x{:x}", events);
 
-    return result;
+    return static_cast<u16>(result);
 }
 
-u16 TranslatePollRevents(u16 revents) {
-    u16 result = 0;
-    const auto translate = [&result, &revents](int host, unsigned guest) {
-        if (revents & host) {
+u16 TranslatePollRevents(u32 revents) {
+    u32 result = 0;
+    const auto translate = [&result, &revents](u32 host, u32 guest) {
+        if ((revents & host) != 0) {
             revents &= ~host;
             result |= guest;
         }
@@ -280,7 +280,7 @@ u16 TranslatePollRevents(u16 revents) {
 
     UNIMPLEMENTED_IF_MSG(revents != 0, "Unhandled host revents=0x{:x}", revents);
 
-    return result;
+    return static_cast<u16>(result);
 }
 
 template <typename T>
@@ -350,7 +350,7 @@ std::pair<s32, Errno> Poll(std::vector<PollFD>& pollfds, s32 timeout) {
     }
 
     for (size_t i = 0; i < num; ++i) {
-        pollfds[i].revents = TranslatePollRevents(host_pollfds[i].revents);
+        pollfds[i].revents = TranslatePollRevents(static_cast<u32>(host_pollfds[i].revents));
     }
 
     if (result > 0) {
@@ -408,7 +408,7 @@ std::pair<Socket::AcceptResult, Errno> Socket::Accept() {
 
 Errno Socket::Connect(SockAddrIn addr_in) {
     const sockaddr host_addr_in = TranslateFromSockAddrIn(addr_in);
-    if (connect(fd, &host_addr_in, sizeof(host_addr_in)) != INVALID_SOCKET) {
+    if (connect(fd, &host_addr_in, sizeof(host_addr_in)) != SOCKET_ERROR) {
         return Errno::SUCCESS;
     }
 
@@ -503,10 +503,10 @@ std::pair<s32, Errno> Socket::Recv(int flags, std::vector<u8>& message) {
     ASSERT(flags == 0);
     ASSERT(message.size() < static_cast<size_t>(std::numeric_limits<int>::max()));
 
-    const int result =
+    const auto result =
         recv(fd, reinterpret_cast<char*>(message.data()), static_cast<int>(message.size()), 0);
     if (result != SOCKET_ERROR) {
-        return {result, Errno::SUCCESS};
+        return {static_cast<s32>(result), Errno::SUCCESS};
     }
 
     switch (const int ec = LastError()) {
@@ -531,14 +531,14 @@ std::pair<s32, Errno> Socket::RecvFrom(int flags, std::vector<u8>& message, Sock
     socklen_t* const p_addrlen = addr ? &addrlen : nullptr;
     sockaddr* const p_addr_in = addr ? &addr_in : nullptr;
 
-    const int result = recvfrom(fd, reinterpret_cast<char*>(message.data()),
-                                static_cast<int>(message.size()), 0, p_addr_in, p_addrlen);
+    const auto result = recvfrom(fd, reinterpret_cast<char*>(message.data()),
+                                 static_cast<int>(message.size()), 0, p_addr_in, p_addrlen);
     if (result != SOCKET_ERROR) {
         if (addr) {
             ASSERT(addrlen == sizeof(addr_in));
             *addr = TranslateToSockAddrIn(addr_in);
         }
-        return {result, Errno::SUCCESS};
+        return {static_cast<s32>(result), Errno::SUCCESS};
     }
 
     switch (const int ec = LastError()) {
@@ -558,10 +558,10 @@ std::pair<s32, Errno> Socket::Send(const std::vector<u8>& message, int flags) {
     ASSERT(message.size() < static_cast<size_t>(std::numeric_limits<int>::max()));
     ASSERT(flags == 0);
 
-    const int result = send(fd, reinterpret_cast<const char*>(message.data()),
-                            static_cast<int>(message.size()), 0);
+    const auto result = send(fd, reinterpret_cast<const char*>(message.data()),
+                             static_cast<int>(message.size()), 0);
     if (result != SOCKET_ERROR) {
-        return {result, Errno::SUCCESS};
+        return {static_cast<s32>(result), Errno::SUCCESS};
     }
 
     const int ec = LastError();
@@ -591,10 +591,10 @@ std::pair<s32, Errno> Socket::SendTo(u32 flags, const std::vector<u8>& message,
         to = &host_addr_in;
     }
 
-    const int result = sendto(fd, reinterpret_cast<const char*>(message.data()),
-                              static_cast<int>(message.size()), 0, to, tolen);
+    const auto result = sendto(fd, reinterpret_cast<const char*>(message.data()),
+                               static_cast<int>(message.size()), 0, to, tolen);
     if (result != SOCKET_ERROR) {
-        return {result, Errno::SUCCESS};
+        return {static_cast<s32>(result), Errno::SUCCESS};
     }
 
     const int ec = LastError();

src/core/settings.cpp

@@ -63,6 +63,7 @@ void LogSettings() {
     log_setting("Renderer_GPUAccuracyLevel", values.gpu_accuracy.GetValue());
     log_setting("Renderer_UseAsynchronousGpuEmulation",
                 values.use_asynchronous_gpu_emulation.GetValue());
+    log_setting("Renderer_UseNvdecEmulation", values.use_nvdec_emulation.GetValue());
     log_setting("Renderer_UseVsync", values.use_vsync.GetValue());
     log_setting("Renderer_UseAssemblyShaders", values.use_assembly_shaders.GetValue());
     log_setting("Renderer_UseAsynchronousShaders", values.use_asynchronous_shaders.GetValue());
@@ -119,6 +120,7 @@ void RestoreGlobalState() {
     values.use_disk_shader_cache.SetGlobal(true);
     values.gpu_accuracy.SetGlobal(true);
     values.use_asynchronous_gpu_emulation.SetGlobal(true);
+    values.use_nvdec_emulation.SetGlobal(true);
     values.use_vsync.SetGlobal(true);
     values.use_assembly_shaders.SetGlobal(true);
     values.use_asynchronous_shaders.SetGlobal(true);

src/core/settings.h

@@ -111,6 +111,7 @@ struct Values {
     Setting<bool> use_disk_shader_cache;
     Setting<GPUAccuracy> gpu_accuracy;
     Setting<bool> use_asynchronous_gpu_emulation;
+    Setting<bool> use_nvdec_emulation;
     Setting<bool> use_vsync;
     Setting<bool> use_assembly_shaders;
     Setting<bool> use_asynchronous_shaders;

src/core/telemetry_session.cpp

@@ -206,6 +206,8 @@ void TelemetrySession::AddInitialInfo(Loader::AppLoader& app_loader) {
              TranslateGPUAccuracyLevel(Settings::values.gpu_accuracy.GetValue()));
     AddField(field_type, "Renderer_UseAsynchronousGpuEmulation",
              Settings::values.use_asynchronous_gpu_emulation.GetValue());
+    AddField(field_type, "Renderer_UseNvdecEmulation",
+             Settings::values.use_nvdec_emulation.GetValue());
     AddField(field_type, "Renderer_UseVsync", Settings::values.use_vsync.GetValue());
     AddField(field_type, "Renderer_UseAssemblyShaders",
              Settings::values.use_assembly_shaders.GetValue());

src/input_common/CMakeLists.txt

@@ -29,6 +29,35 @@ add_library(input_common STATIC
     udp/udp.h
 )
 
+if (MSVC)
+    target_compile_options(input_common PRIVATE
+        # 'expression' : signed/unsigned mismatch
+        /we4018
+        # 'argument' : conversion from 'type1' to 'type2', possible loss of data (floating-point)
+        /we4244
+        # 'conversion' : conversion from 'type1' to 'type2', signed/unsigned mismatch
+        /we4245
+        # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
+        /we4254
+        # 'var' : conversion from 'size_t' to 'type', possible loss of data
+        /we4267
+        # 'context' : truncation from 'type1' to 'type2'
+        /we4305
+    )
+else()
+    target_compile_options(input_common PRIVATE
+        -Werror=conversion
+        -Werror=ignored-qualifiers
+        -Werror=implicit-fallthrough
+        -Werror=reorder
+        -Werror=shadow
+        -Werror=sign-compare
+        -Werror=unused-but-set-parameter
+        -Werror=unused-but-set-variable
+        -Werror=unused-variable
+    )
+endif()
+
 if(SDL2_FOUND)
     target_sources(input_common PRIVATE
         sdl/sdl_impl.cpp

src/input_common/analog_from_button.cpp

@@ -20,18 +20,22 @@ public:
         constexpr float SQRT_HALF = 0.707106781f;
         int x = 0, y = 0;
 
-        if (right->GetStatus())
+        if (right->GetStatus()) {
             ++x;
-        if (left->GetStatus())
+        }
+        if (left->GetStatus()) {
             --x;
-        if (up->GetStatus())
+        }
+        if (up->GetStatus()) {
             ++y;
-        if (down->GetStatus())
+        }
+        if (down->GetStatus()) {
             --y;
+        }
 
-        float coef = modifier->GetStatus() ? modifier_scale : 1.0f;
-        return std::make_tuple(x * coef * (y == 0 ? 1.0f : SQRT_HALF),
-                               y * coef * (x == 0 ? 1.0f : SQRT_HALF));
+        const float coef = modifier->GetStatus() ? modifier_scale : 1.0f;
+        return std::make_tuple(static_cast<float>(x) * coef * (y == 0 ? 1.0f : SQRT_HALF),
+                               static_cast<float>(y) * coef * (x == 0 ? 1.0f : SQRT_HALF));
     }
 
     bool GetAnalogDirectionStatus(Input::AnalogDirection direction) const override {

src/input_common/gcadapter/gc_adapter.cpp

@@ -21,7 +21,7 @@
 
 namespace GCAdapter {
 
-/// Used to loop through and assign button in poller
+// Used to loop through and assign button in poller
 constexpr std::array<PadButton, 12> PadButtonArray{
     PadButton::PAD_BUTTON_LEFT, PadButton::PAD_BUTTON_RIGHT, PadButton::PAD_BUTTON_DOWN,
     PadButton::PAD_BUTTON_UP,   PadButton::PAD_TRIGGER_Z,    PadButton::PAD_TRIGGER_R,
@@ -29,6 +29,18 @@ constexpr std::array<PadButton, 12> PadButtonArray{
     PadButton::PAD_BUTTON_X,    PadButton::PAD_BUTTON_Y,     PadButton::PAD_BUTTON_START,
 };
 
+static void PadToState(const GCPadStatus& pad, GCState& out_state) {
+    for (const auto& button : PadButtonArray) {
+        const auto button_key = static_cast<u16>(button);
+        const auto button_value = (pad.button & button_key) != 0;
+        out_state.buttons.insert_or_assign(static_cast<s32>(button_key), button_value);
+    }
+
+    for (std::size_t i = 0; i < pad.axis_values.size(); ++i) {
+        out_state.axes.insert_or_assign(static_cast<u32>(i), pad.axis_values[i]);
+    }
+}
+
 Adapter::Adapter() {
     if (usb_adapter_handle != nullptr) {
         return;
@@ -78,17 +90,17 @@ GCPadStatus Adapter::GetPadStatus(std::size_t port, const std::array<u8, 37>& ad
 
         for (std::size_t i = 0; i < b1_buttons.size(); ++i) {
             if ((b1 & (1U << i)) != 0) {
-                pad.button |= static_cast<u16>(b1_buttons[i]);
+                pad.button = static_cast<u16>(pad.button | static_cast<u16>(b1_buttons[i]));
             }
         }
 
         for (std::size_t j = 0; j < b2_buttons.size(); ++j) {
             if ((b2 & (1U << j)) != 0) {
-                pad.button |= static_cast<u16>(b2_buttons[j]);
+                pad.button = static_cast<u16>(pad.button | static_cast<u16>(b2_buttons[j]));
             }
         }
         for (PadAxes axis : axes) {
-            const std::size_t index = static_cast<std::size_t>(axis);
+            const auto index = static_cast<std::size_t>(axis);
             pad.axis_values[index] = adapter_payload[offset + 3 + index];
         }
 
@@ -100,17 +112,6 @@ GCPadStatus Adapter::GetPadStatus(std::size_t port, const std::array<u8, 37>& ad
     return pad;
 }
 
-void Adapter::PadToState(const GCPadStatus& pad, GCState& state) {
-    for (const auto& button : PadButtonArray) {
-        const u16 button_value = static_cast<u16>(button);
-        state.buttons.insert_or_assign(button_value, pad.button & button_value);
-    }
-
-    for (size_t i = 0; i < pad.axis_values.size(); ++i) {
-        state.axes.insert_or_assign(static_cast<u8>(i), pad.axis_values[i]);
-    }
-}
-
 void Adapter::Read() {
     LOG_DEBUG(Input, "GC Adapter Read() thread started");
 
@@ -250,7 +251,7 @@ void Adapter::GetGCEndpoint(libusb_device* device) {
             const libusb_interface_descriptor* interface = &interfaceContainer->altsetting[i];
             for (u8 e = 0; e < interface->bNumEndpoints; e++) {
                 const libusb_endpoint_descriptor* endpoint = &interface->endpoint[e];
-                if (endpoint->bEndpointAddress & LIBUSB_ENDPOINT_IN) {
+                if ((endpoint->bEndpointAddress & LIBUSB_ENDPOINT_IN) != 0) {
                     input_endpoint = endpoint->bEndpointAddress;
                 } else {
                     output_endpoint = endpoint->bEndpointAddress;
@@ -419,7 +420,7 @@ const std::array<GCState, 4>& Adapter::GetPadState() const {
     return state;
 }
 
-int Adapter::GetOriginValue(int port, int axis) const {
+int Adapter::GetOriginValue(u32 port, u32 axis) const {
     return origin_status[port].axis_values[axis];
 }
 

src/input_common/gcadapter/gc_adapter.h

@@ -60,7 +60,7 @@ struct GCPadStatus {
 
 struct GCState {
     std::unordered_map<int, bool> buttons;
-    std::unordered_map<int, u16> axes;
+    std::unordered_map<u32, u16> axes;
 };
 
 enum class ControllerTypes { None, Wired, Wireless };
@@ -89,13 +89,11 @@ public:
     std::array<GCState, 4>& GetPadState();
     const std::array<GCState, 4>& GetPadState() const;
 
-    int GetOriginValue(int port, int axis) const;
+    int GetOriginValue(u32 port, u32 axis) const;
 
 private:
     GCPadStatus GetPadStatus(std::size_t port, const std::array<u8, 37>& adapter_payload);
 
-    void PadToState(const GCPadStatus& pad, GCState& state);
-
     void Read();
 
     /// Resets status of device connected to port

src/input_common/gcadapter/gc_poller.cpp

@@ -15,7 +15,7 @@ namespace InputCommon {
 
 class GCButton final : public Input::ButtonDevice {
 public:
-    explicit GCButton(int port_, int button_, const GCAdapter::Adapter* adapter)
+    explicit GCButton(u32 port_, int button_, const GCAdapter::Adapter* adapter)
         : port(port_), button(button_), gcadapter(adapter) {}
 
     ~GCButton() override;
@@ -28,14 +28,14 @@ public:
     }
 
 private:
-    const int port;
+    const u32 port;
     const int button;
     const GCAdapter::Adapter* gcadapter;
 };
 
 class GCAxisButton final : public Input::ButtonDevice {
 public:
-    explicit GCAxisButton(int port_, int axis_, float threshold_, bool trigger_if_greater_,
+    explicit GCAxisButton(u32 port_, u32 axis_, float threshold_, bool trigger_if_greater_,
                           const GCAdapter::Adapter* adapter)
         : port(port_), axis(axis_), threshold(threshold_), trigger_if_greater(trigger_if_greater_),
           gcadapter(adapter),
@@ -56,8 +56,8 @@ public:
     }
 
 private:
-    const int port;
-    const int axis;
+    const u32 port;
+    const u32 axis;
     float threshold;
     bool trigger_if_greater;
     const GCAdapter::Adapter* gcadapter;
@@ -70,8 +70,8 @@ GCButtonFactory::GCButtonFactory(std::shared_ptr<GCAdapter::Adapter> adapter_)
 GCButton::~GCButton() = default;
 
 std::unique_ptr<Input::ButtonDevice> GCButtonFactory::Create(const Common::ParamPackage& params) {
-    const int button_id = params.Get("button", 0);
-    const int port = params.Get("port", 0);
+    const auto button_id = params.Get("button", 0);
+    const auto port = static_cast<u32>(params.Get("port", 0));
 
     constexpr int PAD_STICK_ID = static_cast<u16>(GCAdapter::PadButton::PAD_STICK);
 
@@ -149,25 +149,27 @@ void GCButtonFactory::EndConfiguration() {
 
 class GCAnalog final : public Input::AnalogDevice {
 public:
-    GCAnalog(int port_, int axis_x_, int axis_y_, float deadzone_,
-             const GCAdapter::Adapter* adapter, float range_)
+    explicit GCAnalog(u32 port_, u32 axis_x_, u32 axis_y_, float deadzone_,
+                      const GCAdapter::Adapter* adapter, float range_)
         : port(port_), axis_x(axis_x_), axis_y(axis_y_), deadzone(deadzone_), gcadapter(adapter),
           origin_value_x(static_cast<float>(adapter->GetOriginValue(port_, axis_x_))),
           origin_value_y(static_cast<float>(adapter->GetOriginValue(port_, axis_y_))),
           range(range_) {}
 
-    float GetAxis(int axis) const {
+    float GetAxis(u32 axis) const {
         if (gcadapter->DeviceConnected(port)) {
             std::lock_guard lock{mutex};
             const auto origin_value = axis % 2 == 0 ? origin_value_x : origin_value_y;
-            return (gcadapter->GetPadState()[port].axes.at(axis) - origin_value) / (100.0f * range);
+            const auto axis_value =
+                static_cast<float>(gcadapter->GetPadState()[port].axes.at(axis));
+            return (axis_value - origin_value) / (100.0f * range);
         }
         return 0.0f;
     }
 
-    std::pair<float, float> GetAnalog(int axis_x, int axis_y) const {
-        float x = GetAxis(axis_x);
-        float y = GetAxis(axis_y);
+    std::pair<float, float> GetAnalog(u32 analog_axis_x, u32 analog_axis_y) const {
+        float x = GetAxis(analog_axis_x);
+        float y = GetAxis(analog_axis_y);
 
         // Make sure the coordinates are in the unit circle,
         // otherwise normalize it.
@@ -208,9 +210,9 @@ public:
     }
 
 private:
-    const int port;
-    const int axis_x;
-    const int axis_y;
+    const u32 port;
+    const u32 axis_x;
+    const u32 axis_y;
     const float deadzone;
     const GCAdapter::Adapter* gcadapter;
     const float origin_value_x;
@@ -231,11 +233,11 @@ GCAnalogFactory::GCAnalogFactory(std::shared_ptr<GCAdapter::Adapter> adapter_)
  *     - "axis_y": the index of the axis to be bind as y-axis
  */
 std::unique_ptr<Input::AnalogDevice> GCAnalogFactory::Create(const Common::ParamPackage& params) {
-    const int port = params.Get("port", 0);
-    const int axis_x = params.Get("axis_x", 0);
-    const int axis_y = params.Get("axis_y", 1);
-    const float deadzone = std::clamp(params.Get("deadzone", 0.0f), 0.0f, 1.0f);
-    const float range = std::clamp(params.Get("range", 1.0f), 0.50f, 1.50f);
+    const auto port = static_cast<u32>(params.Get("port", 0));
+    const auto axis_x = static_cast<u32>(params.Get("axis_x", 0));
+    const auto axis_y = static_cast<u32>(params.Get("axis_y", 1));
+    const auto deadzone = std::clamp(params.Get("deadzone", 0.0f), 0.0f, 1.0f);
+    const auto range = std::clamp(params.Get("range", 1.0f), 0.50f, 1.50f);
 
     return std::make_unique<GCAnalog>(port, axis_x, axis_y, deadzone, adapter.get(), range);
 }
@@ -256,7 +258,7 @@ Common::ParamPackage GCAnalogFactory::GetNextInput() {
     for (std::size_t port = 0; port < queue.size(); ++port) {
         while (queue[port].Pop(pad)) {
             if (pad.axis == GCAdapter::PadAxes::Undefined ||
-                std::abs((pad.axis_value - 128.0f) / 128.0f) < 0.1) {
+                std::abs((static_cast<float>(pad.axis_value) - 128.0f) / 128.0f) < 0.1f) {
                 continue;
             }
             // An analog device needs two axes, so we need to store the axis for later and wait for

src/input_common/keyboard.cpp

@@ -49,8 +49,9 @@ public:
     void ChangeKeyStatus(int key_code, bool pressed) {
         std::lock_guard guard{mutex};
         for (const KeyButtonPair& pair : list) {
-            if (pair.key_code == key_code)
+            if (pair.key_code == key_code) {
                 pair.key_button->status.store(pressed);
+            }
         }
     }
 
@@ -73,7 +74,7 @@ KeyButton::~KeyButton() {
 }
 
 std::unique_ptr<Input::ButtonDevice> Keyboard::Create(const Common::ParamPackage& params) {
-    int key_code = params.Get("code", 0);
+    const int key_code = params.Get("code", 0);
     std::unique_ptr<KeyButton> button = std::make_unique<KeyButton>(key_button_list);
     key_button_list->AddKeyButton(key_code, button.get());
     return button;

src/input_common/main.cpp

@@ -196,6 +196,10 @@ ButtonMapping InputSubsystem::GetButtonMappingForDevice(const Common::ParamPacka
     return impl->GetButtonMappingForDevice(device);
 }
 
+MotionMapping InputSubsystem::GetMotionMappingForDevice(const Common::ParamPackage& device) const {
+    return impl->GetMotionMappingForDevice(device);
+}
+
 GCAnalogFactory* InputSubsystem::GetGCAnalogs() {
     return impl->gcanalog.get();
 }

src/input_common/motion_emu.cpp

@@ -18,11 +18,11 @@ namespace InputCommon {
 // Implementation class of the motion emulation device
 class MotionEmuDevice {
 public:
-    MotionEmuDevice(int update_millisecond, float sensitivity)
-        : update_millisecond(update_millisecond),
+    explicit MotionEmuDevice(int update_millisecond_, float sensitivity_)
+        : update_millisecond(update_millisecond_),
           update_duration(std::chrono::duration_cast<std::chrono::steady_clock::duration>(
               std::chrono::milliseconds(update_millisecond))),
-          sensitivity(sensitivity), motion_emu_thread(&MotionEmuDevice::MotionEmuThread, this) {}
+          sensitivity(sensitivity_), motion_emu_thread(&MotionEmuDevice::MotionEmuThread, this) {}
 
     ~MotionEmuDevice() {
         if (motion_emu_thread.joinable()) {
@@ -37,16 +37,18 @@ public:
     }
 
     void Tilt(int x, int y) {
-        auto mouse_move = Common::MakeVec(x, y) - mouse_origin;
-        if (is_tilting) {
-            std::lock_guard guard{tilt_mutex};
-            if (mouse_move.x == 0 && mouse_move.y == 0) {
-                tilt_angle = 0;
-            } else {
-                tilt_direction = mouse_move.Cast<float>();
-                tilt_angle =
-                    std::clamp(tilt_direction.Normalize() * sensitivity, 0.0f, Common::PI * 0.5f);
-            }
+        if (!is_tilting) {
+            return;
+        }
+
+        std::lock_guard guard{tilt_mutex};
+        const auto mouse_move = Common::MakeVec(x, y) - mouse_origin;
+        if (mouse_move.x == 0 && mouse_move.y == 0) {
+            tilt_angle = 0;
+        } else {
+            tilt_direction = mouse_move.Cast<float>();
+            tilt_angle =
+                std::clamp(tilt_direction.Normalize() * sensitivity, 0.0f, Common::PI * 0.5f);
         }
     }
 
@@ -86,11 +88,10 @@ private:
     void MotionEmuThread() {
         auto update_time = std::chrono::steady_clock::now();
         Common::Quaternion<float> q = Common::MakeQuaternion(Common::Vec3<float>(), 0);
-        Common::Quaternion<float> old_q;
 
         while (!shutdown_event.WaitUntil(update_time)) {
             update_time += update_duration;
-            old_q = q;
+            const Common::Quaternion<float> old_q = q;
 
             {
                 std::lock_guard guard{tilt_mutex};
@@ -100,14 +101,14 @@ private:
                     Common::MakeVec(-tilt_direction.y, 0.0f, tilt_direction.x), tilt_angle);
             }
 
-            auto inv_q = q.Inverse();
+            const auto inv_q = q.Inverse();
 
             // Set the gravity vector in world space
             auto gravity = Common::MakeVec(0.0f, -1.0f, 0.0f);
 
             // Find the angular rate vector in world space
             auto angular_rate = ((q - old_q) * inv_q).xyz * 2;
-            angular_rate *= 1000 / update_millisecond / Common::PI * 180;
+            angular_rate *= static_cast<float>(1000 / update_millisecond) / Common::PI * 180.0f;
 
             // Transform the two vectors from world space to 3DS space
             gravity = QuaternionRotate(inv_q, gravity);
@@ -136,7 +137,7 @@ private:
 // can forward all the inputs to the implementation only when it is valid.
 class MotionEmuDeviceWrapper : public Input::MotionDevice {
 public:
-    MotionEmuDeviceWrapper(int update_millisecond, float sensitivity) {
+    explicit MotionEmuDeviceWrapper(int update_millisecond, float sensitivity) {
         device = std::make_shared<MotionEmuDevice>(update_millisecond, sensitivity);
     }
 
@@ -148,8 +149,8 @@ public:
 };
 
 std::unique_ptr<Input::MotionDevice> MotionEmu::Create(const Common::ParamPackage& params) {
-    int update_period = params.Get("update_period", 100);
-    float sensitivity = params.Get("sensitivity", 0.01f);
+    const int update_period = params.Get("update_period", 100);
+    const float sensitivity = params.Get("sensitivity", 0.01f);
     auto device_wrapper = std::make_unique<MotionEmuDeviceWrapper>(update_period, sensitivity);
     // Previously created device is disconnected here. Having two motion devices for 3DS is not
     // expected.

src/input_common/motion_from_button.cpp

@@ -11,7 +11,7 @@ class MotionKey final : public Input::MotionDevice {
 public:
     using Button = std::unique_ptr<Input::ButtonDevice>;
 
-    MotionKey(Button key_) : key(std::move(key_)) {}
+    explicit MotionKey(Button key_) : key(std::move(key_)) {}
 
     Input::MotionStatus GetStatus() const override {
 

src/input_common/motion_input.cpp

@@ -8,8 +8,7 @@
 
 namespace InputCommon {
 
-MotionInput::MotionInput(f32 new_kp, f32 new_ki, f32 new_kd)
-    : kp(new_kp), ki(new_ki), kd(new_kd), quat{{0, 0, -1}, 0} {}
+MotionInput::MotionInput(f32 new_kp, f32 new_ki, f32 new_kd) : kp(new_kp), ki(new_ki), kd(new_kd) {}
 
 void MotionInput::SetAcceleration(const Common::Vec3f& acceleration) {
     accel = acceleration;
@@ -59,7 +58,7 @@ bool MotionInput::IsCalibrated(f32 sensitivity) const {
 }
 
 void MotionInput::UpdateRotation(u64 elapsed_time) {
-    const f32 sample_period = elapsed_time / 1000000.0f;
+    const auto sample_period = static_cast<f32>(elapsed_time) / 1000000.0f;
     if (sample_period > 0.1f) {
         return;
     }
@@ -75,7 +74,7 @@ void MotionInput::UpdateOrientation(u64 elapsed_time) {
     f32 q2 = quat.xyz[0];
     f32 q3 = quat.xyz[1];
     f32 q4 = quat.xyz[2];
-    const f32 sample_period = elapsed_time / 1000000.0f;
+    const auto sample_period = static_cast<f32>(elapsed_time) / 1000000.0f;
 
     // Ignore invalid elapsed time
     if (sample_period > 0.1f) {
@@ -203,21 +202,21 @@ Input::MotionStatus MotionInput::GetRandomMotion(int accel_magnitude, int gyro_m
     std::random_device device;
     std::mt19937 gen(device());
     std::uniform_int_distribution<s16> distribution(-1000, 1000);
-    const Common::Vec3f gyroscope = {
-        distribution(gen) * 0.001f,
-        distribution(gen) * 0.001f,
-        distribution(gen) * 0.001f,
+    const Common::Vec3f gyroscope{
+        static_cast<f32>(distribution(gen)) * 0.001f,
+        static_cast<f32>(distribution(gen)) * 0.001f,
+        static_cast<f32>(distribution(gen)) * 0.001f,
     };
-    const Common::Vec3f accelerometer = {
-        distribution(gen) * 0.001f,
-        distribution(gen) * 0.001f,
-        distribution(gen) * 0.001f,
+    const Common::Vec3f accelerometer{
+        static_cast<f32>(distribution(gen)) * 0.001f,
+        static_cast<f32>(distribution(gen)) * 0.001f,
+        static_cast<f32>(distribution(gen)) * 0.001f,
     };
-    const Common::Vec3f rotation = {};
-    const std::array<Common::Vec3f, 3> orientation = {
-        Common::Vec3f{1.0f, 0, 0},
-        Common::Vec3f{0, 1.0f, 0},
-        Common::Vec3f{0, 0, 1.0f},
+    constexpr Common::Vec3f rotation;
+    constexpr std::array orientation{
+        Common::Vec3f{1.0f, 0.0f, 0.0f},
+        Common::Vec3f{0.0f, 1.0f, 0.0f},
+        Common::Vec3f{0.0f, 0.0f, 1.0f},
     };
     return {accelerometer * accel_magnitude, gyroscope * gyro_magnitude, rotation, orientation};
 }
@@ -247,9 +246,6 @@ void MotionInput::SetOrientationFromAccelerometer() {
     const f32 sample_period = 0.015f;
 
     const auto normal_accel = accel.Normalized();
-    const f32 ax = -normal_accel.x;
-    const f32 ay = normal_accel.y;
-    const f32 az = -normal_accel.z;
 
     while (!IsCalibrated(0.01f) && ++iterations < 100) {
         // Short name local variable for readability
@@ -258,7 +254,7 @@ void MotionInput::SetOrientationFromAccelerometer() {
         f32 q3 = quat.xyz[1];
         f32 q4 = quat.xyz[2];
 
-        Common::Vec3f rad_gyro = {};
+        Common::Vec3f rad_gyro;
         const f32 ax = -normal_accel.x;
         const f32 ay = normal_accel.y;
         const f32 az = -normal_accel.z;

src/input_common/motion_input.h

@@ -22,7 +22,7 @@ public:
     MotionInput& operator=(MotionInput&&) = default;
 
     void SetAcceleration(const Common::Vec3f& acceleration);
-    void SetGyroscope(const Common::Vec3f& acceleration);
+    void SetGyroscope(const Common::Vec3f& gyroscope);
     void SetQuaternion(const Common::Quaternion<f32>& quaternion);
     void SetGyroDrift(const Common::Vec3f& drift);
     void SetGyroThreshold(f32 threshold);
@@ -49,16 +49,16 @@ private:
     void SetOrientationFromAccelerometer();
 
     // PID constants
-    const f32 kp;
-    const f32 ki;
-    const f32 kd;
+    f32 kp;
+    f32 ki;
+    f32 kd;
 
     // PID errors
     Common::Vec3f real_error;
     Common::Vec3f integral_error;
     Common::Vec3f derivative_error;
 
-    Common::Quaternion<f32> quat;
+    Common::Quaternion<f32> quat{{0.0f, 0.0f, -1.0f}, 0.0f};
     Common::Vec3f rotations;
     Common::Vec3f accel;
     Common::Vec3f gyro;

src/input_common/sdl/sdl_impl.cpp

@@ -56,9 +56,9 @@ static int SDLEventWatcher(void* user_data, SDL_Event* event) {
 class SDLJoystick {
 public:
     SDLJoystick(std::string guid_, int port_, SDL_Joystick* joystick,
-                SDL_GameController* gamecontroller)
+                SDL_GameController* game_controller)
         : guid{std::move(guid_)}, port{port_}, sdl_joystick{joystick, &SDL_JoystickClose},
-          sdl_controller{gamecontroller, &SDL_GameControllerClose} {}
+          sdl_controller{game_controller, &SDL_GameControllerClose} {}
 
     void SetButton(int button, bool value) {
         std::lock_guard lock{mutex};
@@ -77,10 +77,10 @@ public:
 
     float GetAxis(int axis, float range) const {
         std::lock_guard lock{mutex};
-        return state.axes.at(axis) / (32767.0f * range);
+        return static_cast<float>(state.axes.at(axis)) / (32767.0f * range);
     }
 
-    bool RumblePlay(f32 amp_low, f32 amp_high, int time) {
+    bool RumblePlay(f32 amp_low, f32 amp_high, u32 time) {
         const u16 raw_amp_low = static_cast<u16>(amp_low * 0xFFFF);
         const u16 raw_amp_high = static_cast<u16>(amp_high * 0xFFFF);
         // Lower drastically the number of state changes
@@ -124,7 +124,7 @@ public:
         return std::make_tuple(x, y);
     }
 
-    const InputCommon::MotionInput& GetMotion() const {
+    const MotionInput& GetMotion() const {
         return motion;
     }
 
@@ -155,15 +155,15 @@ public:
         return sdl_joystick.get();
     }
 
-    void SetSDLJoystick(SDL_Joystick* joystick, SDL_GameController* controller) {
-        sdl_controller.reset(controller);
-        sdl_joystick.reset(joystick);
-    }
-
     SDL_GameController* GetSDLGameController() const {
         return sdl_controller.get();
     }
 
+    void SetSDLJoystick(SDL_Joystick* joystick, SDL_GameController* controller) {
+        sdl_joystick.reset(joystick);
+        sdl_controller.reset(controller);
+    }
+
 private:
     struct State {
         std::unordered_map<int, bool> buttons;
@@ -172,83 +172,72 @@ private:
     } state;
     std::string guid;
     int port;
-    u16 last_state_rumble_high;
-    u16 last_state_rumble_low;
+    u16 last_state_rumble_high = 0;
+    u16 last_state_rumble_low = 0;
     std::chrono::time_point<std::chrono::system_clock> last_vibration;
     std::unique_ptr<SDL_Joystick, decltype(&SDL_JoystickClose)> sdl_joystick;
     std::unique_ptr<SDL_GameController, decltype(&SDL_GameControllerClose)> sdl_controller;
     mutable std::mutex mutex;
 
-    // motion is initalized without PID values as motion input is not aviable for SDL2
-    InputCommon::MotionInput motion{0.0f, 0.0f, 0.0f};
+    // Motion is initialized without PID values as motion input is not aviable for SDL2
+    MotionInput motion{0.0f, 0.0f, 0.0f};
 };
 
 std::shared_ptr<SDLJoystick> SDLState::GetSDLJoystickByGUID(const std::string& guid, int port) {
     std::lock_guard lock{joystick_map_mutex};
     const auto it = joystick_map.find(guid);
+
     if (it != joystick_map.end()) {
         while (it->second.size() <= static_cast<std::size_t>(port)) {
             auto joystick = std::make_shared<SDLJoystick>(guid, static_cast<int>(it->second.size()),
                                                           nullptr, nullptr);
             it->second.emplace_back(std::move(joystick));
         }
-        return it->second[port];
+
+        return it->second[static_cast<std::size_t>(port)];
     }
+
     auto joystick = std::make_shared<SDLJoystick>(guid, 0, nullptr, nullptr);
+
     return joystick_map[guid].emplace_back(std::move(joystick));
 }
 
 std::shared_ptr<SDLJoystick> SDLState::GetSDLJoystickBySDLID(SDL_JoystickID sdl_id) {
     auto sdl_joystick = SDL_JoystickFromInstanceID(sdl_id);
-    auto sdl_controller = SDL_GameControllerFromInstanceID(sdl_id);
     const std::string guid = GetGUID(sdl_joystick);
 
     std::lock_guard lock{joystick_map_mutex};
     const auto map_it = joystick_map.find(guid);
-    if (map_it != joystick_map.end()) {
-        const auto vec_it =
-            std::find_if(map_it->second.begin(), map_it->second.end(),
-                         [&sdl_joystick](const std::shared_ptr<SDLJoystick>& joystick) {
-                             return sdl_joystick == joystick->GetSDLJoystick();
-                         });
-        if (vec_it != map_it->second.end()) {
-            // This is the common case: There is already an existing SDL_Joystick maped to a
-            // SDLJoystick. return the SDLJoystick
-            return *vec_it;
-        }
 
-        // Search for a SDLJoystick without a mapped SDL_Joystick...
-        const auto nullptr_it = std::find_if(map_it->second.begin(), map_it->second.end(),
-                                             [](const std::shared_ptr<SDLJoystick>& joystick) {
-                                                 return !joystick->GetSDLJoystick();
-                                             });
-        if (nullptr_it != map_it->second.end()) {
-            // ... and map it
-            (*nullptr_it)->SetSDLJoystick(sdl_joystick, sdl_controller);
-            return *nullptr_it;
-        }
-
-        // There is no SDLJoystick without a mapped SDL_Joystick
-        // Create a new SDLJoystick
-        const int port = static_cast<int>(map_it->second.size());
-        auto joystick = std::make_shared<SDLJoystick>(guid, port, sdl_joystick, sdl_controller);
-        return map_it->second.emplace_back(std::move(joystick));
+    if (map_it == joystick_map.end()) {
+        return nullptr;
     }
 
-    auto joystick = std::make_shared<SDLJoystick>(guid, 0, sdl_joystick, sdl_controller);
-    return joystick_map[guid].emplace_back(std::move(joystick));
+    const auto vec_it = std::find_if(map_it->second.begin(), map_it->second.end(),
+                                     [&sdl_joystick](const auto& joystick) {
+                                         return joystick->GetSDLJoystick() == sdl_joystick;
+                                     });
+
+    if (vec_it == map_it->second.end()) {
+        return nullptr;
+    }
+
+    return *vec_it;
 }
 
 void SDLState::InitJoystick(int joystick_index) {
     SDL_Joystick* sdl_joystick = SDL_JoystickOpen(joystick_index);
     SDL_GameController* sdl_gamecontroller = nullptr;
+
     if (SDL_IsGameController(joystick_index)) {
         sdl_gamecontroller = SDL_GameControllerOpen(joystick_index);
     }
+
     if (!sdl_joystick) {
         LOG_ERROR(Input, "Failed to open joystick {}", joystick_index);
         return;
     }
+
     const std::string guid = GetGUID(sdl_joystick);
 
     std::lock_guard lock{joystick_map_mutex};
@@ -257,14 +246,17 @@ void SDLState::InitJoystick(int joystick_index) {
         joystick_map[guid].emplace_back(std::move(joystick));
         return;
     }
+
     auto& joystick_guid_list = joystick_map[guid];
-    const auto it = std::find_if(
-        joystick_guid_list.begin(), joystick_guid_list.end(),
-        [](const std::shared_ptr<SDLJoystick>& joystick) { return !joystick->GetSDLJoystick(); });
-    if (it != joystick_guid_list.end()) {
-        (*it)->SetSDLJoystick(sdl_joystick, sdl_gamecontroller);
+    const auto joystick_it =
+        std::find_if(joystick_guid_list.begin(), joystick_guid_list.end(),
+                     [](const auto& joystick) { return !joystick->GetSDLJoystick(); });
+
+    if (joystick_it != joystick_guid_list.end()) {
+        (*joystick_it)->SetSDLJoystick(sdl_joystick, sdl_gamecontroller);
         return;
     }
+
     const int port = static_cast<int>(joystick_guid_list.size());
     auto joystick = std::make_shared<SDLJoystick>(guid, port, sdl_joystick, sdl_gamecontroller);
     joystick_guid_list.emplace_back(std::move(joystick));
@@ -273,22 +265,15 @@ void SDLState::InitJoystick(int joystick_index) {
 void SDLState::CloseJoystick(SDL_Joystick* sdl_joystick) {
     const std::string guid = GetGUID(sdl_joystick);
 
-    std::shared_ptr<SDLJoystick> joystick;
-    {
-        std::lock_guard lock{joystick_map_mutex};
-        // This call to guid is safe since the joystick is guaranteed to be in the map
-        const auto& joystick_guid_list = joystick_map[guid];
-        const auto joystick_it =
-            std::find_if(joystick_guid_list.begin(), joystick_guid_list.end(),
-                         [&sdl_joystick](const std::shared_ptr<SDLJoystick>& joystick) {
-                             return joystick->GetSDLJoystick() == sdl_joystick;
-                         });
-        joystick = *joystick_it;
-    }
+    std::lock_guard lock{joystick_map_mutex};
+    // This call to guid is safe since the joystick is guaranteed to be in the map
+    const auto& joystick_guid_list = joystick_map[guid];
+    const auto joystick_it = std::find_if(joystick_guid_list.begin(), joystick_guid_list.end(),
+                                          [&sdl_joystick](const auto& joystick) {
+                                              return joystick->GetSDLJoystick() == sdl_joystick;
+                                          });
 
-    // Destruct SDL_Joystick outside the lock guard because SDL can internally call the
-    // event callback which locks the mutex again.
-    joystick->SetSDLJoystick(nullptr, nullptr);
+    (*joystick_it)->SetSDLJoystick(nullptr, nullptr);
 }
 
 void SDLState::HandleGameControllerEvent(const SDL_Event& event) {
@@ -392,8 +377,8 @@ private:
 
 class SDLAnalog final : public Input::AnalogDevice {
 public:
-    SDLAnalog(std::shared_ptr<SDLJoystick> joystick_, int axis_x_, int axis_y_, float deadzone_,
-              float range_)
+    explicit SDLAnalog(std::shared_ptr<SDLJoystick> joystick_, int axis_x_, int axis_y_,
+                       float deadzone_, float range_)
         : joystick(std::move(joystick_)), axis_x(axis_x_), axis_y(axis_y_), deadzone(deadzone_),
           range(range_) {}
 
@@ -672,13 +657,13 @@ SDLState::SDLState() {
     RegisterFactory<ButtonDevice>("sdl", button_factory);
     RegisterFactory<MotionDevice>("sdl", motion_factory);
 
-    // If the frontend is going to manage the event loop, then we dont start one here
-    start_thread = !SDL_WasInit(SDL_INIT_JOYSTICK);
+    // If the frontend is going to manage the event loop, then we don't start one here
+    start_thread = SDL_WasInit(SDL_INIT_JOYSTICK) == 0;
     if (start_thread && SDL_Init(SDL_INIT_JOYSTICK) < 0) {
         LOG_CRITICAL(Input, "SDL_Init(SDL_INIT_JOYSTICK) failed with: {}", SDL_GetError());
         return;
     }
-    has_gamecontroller = SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER);
+    has_gamecontroller = SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) != 0;
     if (SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1") == SDL_FALSE) {
         LOG_ERROR(Input, "Failed to set hint for background events with: {}", SDL_GetError());
     }
@@ -723,8 +708,7 @@ std::vector<Common::ParamPackage> SDLState::GetInputDevices() {
     std::vector<Common::ParamPackage> devices;
     for (const auto& [key, value] : joystick_map) {
         for (const auto& joystick : value) {
-            auto joy = joystick->GetSDLJoystick();
-            if (auto controller = joystick->GetSDLGameController()) {
+            if (auto* const controller = joystick->GetSDLGameController()) {
                 std::string name =
                     fmt::format("{} {}", SDL_GameControllerName(controller), joystick->GetPort());
                 devices.emplace_back(Common::ParamPackage{
@@ -733,7 +717,7 @@ std::vector<Common::ParamPackage> SDLState::GetInputDevices() {
                     {"guid", joystick->GetGUID()},
                     {"port", std::to_string(joystick->GetPort())},
                 });
-            } else if (joy) {
+            } else if (auto* const joy = joystick->GetSDLJoystick()) {
                 std::string name = fmt::format("{} {}", SDL_JoystickName(joy), joystick->GetPort());
                 devices.emplace_back(Common::ParamPackage{
                     {"class", "sdl"},
@@ -748,7 +732,7 @@ std::vector<Common::ParamPackage> SDLState::GetInputDevices() {
 }
 
 namespace {
-Common::ParamPackage BuildAnalogParamPackageForButton(int port, std::string guid, u8 axis,
+Common::ParamPackage BuildAnalogParamPackageForButton(int port, std::string guid, s32 axis,
                                                       float value = 0.1f) {
     Common::ParamPackage params({{"engine", "sdl"}});
     params.Set("port", port);
@@ -764,7 +748,7 @@ Common::ParamPackage BuildAnalogParamPackageForButton(int port, std::string guid
     return params;
 }
 
-Common::ParamPackage BuildButtonParamPackageForButton(int port, std::string guid, u8 button) {
+Common::ParamPackage BuildButtonParamPackageForButton(int port, std::string guid, s32 button) {
     Common::ParamPackage params({{"engine", "sdl"}});
     params.Set("port", port);
     params.Set("guid", std::move(guid));
@@ -772,7 +756,7 @@ Common::ParamPackage BuildButtonParamPackageForButton(int port, std::string guid
     return params;
 }
 
-Common::ParamPackage BuildHatParamPackageForButton(int port, std::string guid, u8 hat, u8 value) {
+Common::ParamPackage BuildHatParamPackageForButton(int port, std::string guid, s32 hat, s32 value) {
     Common::ParamPackage params({{"engine", "sdl"}});
 
     params.Set("port", port);
@@ -800,19 +784,27 @@ Common::ParamPackage BuildHatParamPackageForButton(int port, std::string guid, u
 Common::ParamPackage SDLEventToButtonParamPackage(SDLState& state, const SDL_Event& event) {
     switch (event.type) {
     case SDL_JOYAXISMOTION: {
-        const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
-        return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
-                                                event.jaxis.axis, event.jaxis.value);
+        if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which)) {
+            return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+                                                    static_cast<s32>(event.jaxis.axis),
+                                                    event.jaxis.value);
+        }
+        break;
     }
     case SDL_JOYBUTTONUP: {
-        const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which);
-        return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
-                                                event.jbutton.button);
+        if (const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which)) {
+            return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+                                                    static_cast<s32>(event.jbutton.button));
+        }
+        break;
     }
     case SDL_JOYHATMOTION: {
-        const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which);
-        return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
-                                             event.jhat.hat, event.jhat.value);
+        if (const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which)) {
+            return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+                                                 static_cast<s32>(event.jhat.hat),
+                                                 static_cast<s32>(event.jhat.value));
+        }
+        break;
     }
     }
     return {};
@@ -821,19 +813,27 @@ Common::ParamPackage SDLEventToButtonParamPackage(SDLState& state, const SDL_Eve
 Common::ParamPackage SDLEventToMotionParamPackage(SDLState& state, const SDL_Event& event) {
     switch (event.type) {
     case SDL_JOYAXISMOTION: {
-        const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
-        return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
-                                                event.jaxis.axis, event.jaxis.value);
+        if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which)) {
+            return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+                                                    static_cast<s32>(event.jaxis.axis),
+                                                    event.jaxis.value);
+        }
+        break;
     }
     case SDL_JOYBUTTONUP: {
-        const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which);
-        return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
-                                                event.jbutton.button);
+        if (const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which)) {
+            return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+                                                    static_cast<s32>(event.jbutton.button));
+        }
+        break;
     }
     case SDL_JOYHATMOTION: {
-        const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which);
-        return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
-                                             event.jhat.hat, event.jhat.value);
+        if (const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which)) {
+            return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+                                                 static_cast<s32>(event.jhat.hat),
+                                                 static_cast<s32>(event.jhat.value));
+        }
+        break;
     }
     }
     return {};
@@ -1061,9 +1061,8 @@ public:
             // Simplify controller config by testing if game controller support is enabled.
             if (event.type == SDL_JOYAXISMOTION) {
                 const auto axis = event.jaxis.axis;
-                const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
-                const auto controller = joystick->GetSDLGameController();
-                if (controller) {
+                if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
+                    auto* const controller = joystick->GetSDLGameController()) {
                     const auto axis_left_x =
                         SDL_GameControllerGetBindForAxis(controller, SDL_CONTROLLER_AXIS_LEFTX)
                             .value.axis;
@@ -1097,12 +1096,13 @@ public:
         }
 
         if (analog_x_axis != -1 && analog_y_axis != -1) {
-            const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
-            auto params = BuildParamPackageForAnalog(joystick->GetPort(), joystick->GetGUID(),
-                                                     analog_x_axis, analog_y_axis);
-            analog_x_axis = -1;
-            analog_y_axis = -1;
-            return params;
+            if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which)) {
+                auto params = BuildParamPackageForAnalog(joystick->GetPort(), joystick->GetGUID(),
+                                                         analog_x_axis, analog_y_axis);
+                analog_x_axis = -1;
+                analog_y_axis = -1;
+                return params;
+            }
         }
         return {};
     }

src/input_common/settings.h

@@ -331,8 +331,6 @@ struct PlayerInput {
     ButtonsRaw buttons;
     AnalogsRaw analogs;
     MotionRaw motions;
-    std::string lstick_mod;
-    std::string rstick_mod;
 
     u32 body_color_left;
     u32 body_color_right;

src/input_common/touch_from_button.cpp

@@ -11,9 +11,11 @@ namespace InputCommon {
 class TouchFromButtonDevice final : public Input::TouchDevice {
 public:
     TouchFromButtonDevice() {
-        for (const auto& config_entry :
-             Settings::values.touch_from_button_maps[Settings::values.touch_from_button_map_index]
-                 .buttons) {
+        const auto button_index =
+            static_cast<std::size_t>(Settings::values.touch_from_button_map_index);
+        const auto& buttons = Settings::values.touch_from_button_maps[button_index].buttons;
+
+        for (const auto& config_entry : buttons) {
             const Common::ParamPackage package{config_entry};
             map.emplace_back(
                 Input::CreateDevice<Input::ButtonDevice>(config_entry),

src/input_common/udp/client.cpp

@@ -26,11 +26,11 @@ class Socket {
 public:
     using clock = std::chrono::system_clock;
 
-    explicit Socket(const std::string& host, u16 port, u8 pad_index, u32 client_id,
-                    SocketCallback callback)
-        : callback(std::move(callback)), timer(io_service),
-          socket(io_service, udp::endpoint(udp::v4(), 0)), client_id(client_id),
-          pad_index(pad_index) {
+    explicit Socket(const std::string& host, u16 port, std::size_t pad_index_, u32 client_id_,
+                    SocketCallback callback_)
+        : callback(std::move(callback_)), timer(io_service),
+          socket(io_service, udp::endpoint(udp::v4(), 0)), client_id(client_id_),
+          pad_index(pad_index_) {
         boost::system::error_code ec{};
         auto ipv4 = boost::asio::ip::make_address_v4(host, ec);
         if (ec.value() != boost::system::errc::success) {
@@ -93,13 +93,17 @@ private:
     void HandleSend(const boost::system::error_code& error) {
         boost::system::error_code _ignored{};
         // Send a request for getting port info for the pad
-        Request::PortInfo port_info{1, {pad_index, 0, 0, 0}};
+        const Request::PortInfo port_info{1, {static_cast<u8>(pad_index), 0, 0, 0}};
         const auto port_message = Request::Create(port_info, client_id);
         std::memcpy(&send_buffer1, &port_message, PORT_INFO_SIZE);
         socket.send_to(boost::asio::buffer(send_buffer1), send_endpoint, {}, _ignored);
 
         // Send a request for getting pad data for the pad
-        Request::PadData pad_data{Request::PadData::Flags::Id, pad_index, EMPTY_MAC_ADDRESS};
+        const Request::PadData pad_data{
+            Request::PadData::Flags::Id,
+            static_cast<u8>(pad_index),
+            EMPTY_MAC_ADDRESS,
+        };
         const auto pad_message = Request::Create(pad_data, client_id);
         std::memcpy(send_buffer2.data(), &pad_message, PAD_DATA_SIZE);
         socket.send_to(boost::asio::buffer(send_buffer2), send_endpoint, {}, _ignored);
@@ -112,7 +116,7 @@ private:
     udp::socket socket;
 
     u32 client_id{};
-    u8 pad_index{};
+    std::size_t pad_index{};
 
     static constexpr std::size_t PORT_INFO_SIZE = sizeof(Message<Request::PortInfo>);
     static constexpr std::size_t PAD_DATA_SIZE = sizeof(Message<Request::PadData>);
@@ -133,7 +137,7 @@ static void SocketLoop(Socket* socket) {
 Client::Client() {
     LOG_INFO(Input, "Udp Initialization started");
     for (std::size_t client = 0; client < clients.size(); client++) {
-        u8 pad = client % 4;
+        const auto pad = client % 4;
         StartCommunication(client, Settings::values.udp_input_address,
                            Settings::values.udp_input_port, pad, 24872);
         // Set motion parameters
@@ -166,9 +170,9 @@ std::vector<Common::ParamPackage> Client::GetInputDevices() const {
 bool Client::DeviceConnected(std::size_t pad) const {
     // Use last timestamp to detect if the socket has stopped sending data
     const auto now = std::chrono::system_clock::now();
-    u64 time_difference =
+    const auto time_difference = static_cast<u64>(
         std::chrono::duration_cast<std::chrono::milliseconds>(now - clients[pad].last_motion_update)
-            .count();
+            .count());
     return time_difference < 1000 && clients[pad].active == 1;
 }
 
@@ -177,9 +181,9 @@ void Client::ReloadUDPClient() {
         ReloadSocket(Settings::values.udp_input_address, Settings::values.udp_input_port, client);
     }
 }
-void Client::ReloadSocket(const std::string& host, u16 port, u8 pad_index, u32 client_id) {
+void Client::ReloadSocket(const std::string& host, u16 port, std::size_t pad_index, u32 client_id) {
     // client number must be determined from host / port and pad index
-    std::size_t client = pad_index;
+    const std::size_t client = pad_index;
     clients[client].socket->Stop();
     clients[client].thread.join();
     StartCommunication(client, host, port, pad_index, client_id);
@@ -194,8 +198,8 @@ void Client::OnPortInfo(Response::PortInfo data) {
 }
 
 void Client::OnPadData(Response::PadData data) {
-    // client number must be determined from host / port and pad index
-    std::size_t client = data.info.id;
+    // Client number must be determined from host / port and pad index
+    const std::size_t client = data.info.id;
     LOG_TRACE(Input, "PadData packet received");
     if (data.packet_counter == clients[client].packet_sequence) {
         LOG_WARNING(
@@ -207,11 +211,12 @@ void Client::OnPadData(Response::PadData data) {
     clients[client].active = data.info.is_pad_active;
     clients[client].packet_sequence = data.packet_counter;
     const auto now = std::chrono::system_clock::now();
-    u64 time_difference = std::chrono::duration_cast<std::chrono::microseconds>(
-                              now - clients[client].last_motion_update)
-                              .count();
+    const auto time_difference =
+        static_cast<u64>(std::chrono::duration_cast<std::chrono::microseconds>(
+                             now - clients[client].last_motion_update)
+                             .count());
     clients[client].last_motion_update = now;
-    Common::Vec3f raw_gyroscope = {data.gyro.pitch, data.gyro.roll, -data.gyro.yaw};
+    const Common::Vec3f raw_gyroscope = {data.gyro.pitch, data.gyro.roll, -data.gyro.yaw};
     clients[client].motion.SetAcceleration({data.accel.x, -data.accel.z, data.accel.y});
     // Gyroscope values are not it the correct scale from better joy.
     // Dividing by 312 allows us to make one full turn = 1 turn
@@ -237,9 +242,11 @@ void Client::OnPadData(Response::PadData data) {
             const u16 min_y = clients[client].status.touch_calibration->min_y;
             const u16 max_y = clients[client].status.touch_calibration->max_y;
 
-            x = (std::clamp(static_cast<u16>(data.touch_1.x), min_x, max_x) - min_x) /
+            x = static_cast<float>(std::clamp(static_cast<u16>(data.touch_1.x), min_x, max_x) -
+                                   min_x) /
                 static_cast<float>(max_x - min_x);
-            y = (std::clamp(static_cast<u16>(data.touch_1.y), min_y, max_y) - min_y) /
+            y = static_cast<float>(std::clamp(static_cast<u16>(data.touch_1.y), min_y, max_y) -
+                                   min_y) /
                 static_cast<float>(max_y - min_y);
         }
 
@@ -253,8 +260,8 @@ void Client::OnPadData(Response::PadData data) {
     }
 }
 
-void Client::StartCommunication(std::size_t client, const std::string& host, u16 port, u8 pad_index,
-                                u32 client_id) {
+void Client::StartCommunication(std::size_t client, const std::string& host, u16 port,
+                                std::size_t pad_index, u32 client_id) {
     SocketCallback callback{[this](Response::Version version) { OnVersion(version); },
                             [this](Response::PortInfo info) { OnPortInfo(info); },
                             [this](Response::PadData data) { OnPadData(data); }};
@@ -264,9 +271,9 @@ void Client::StartCommunication(std::size_t client, const std::string& host, u16
 }
 
 void Client::Reset() {
-    for (std::size_t client = 0; client < clients.size(); client++) {
-        clients[client].socket->Stop();
-        clients[client].thread.join();
+    for (auto& client : clients) {
+        client.socket->Stop();
+        client.thread.join();
     }
 }
 
@@ -325,16 +332,19 @@ const std::array<Common::SPSCQueue<UDPPadStatus>, 4>& Client::GetPadQueue() cons
     return pad_queue;
 }
 
-void TestCommunication(const std::string& host, u16 port, u8 pad_index, u32 client_id,
-                       std::function<void()> success_callback,
-                       std::function<void()> failure_callback) {
+void TestCommunication(const std::string& host, u16 port, std::size_t pad_index, u32 client_id,
+                       const std::function<void()>& success_callback,
+                       const std::function<void()>& failure_callback) {
     std::thread([=] {
         Common::Event success_event;
-        SocketCallback callback{[](Response::Version version) {}, [](Response::PortInfo info) {},
-                                [&](Response::PadData data) { success_event.Set(); }};
+        SocketCallback callback{
+            .version = [](Response::Version) {},
+            .port_info = [](Response::PortInfo) {},
+            .pad_data = [&](Response::PadData) { success_event.Set(); },
+        };
         Socket socket{host, port, pad_index, client_id, std::move(callback)};
         std::thread worker_thread{SocketLoop, &socket};
-        bool result = success_event.WaitFor(std::chrono::seconds(8));
+        const bool result = success_event.WaitFor(std::chrono::seconds(8));
         socket.Stop();
         worker_thread.join();
         if (result) {
@@ -346,7 +356,7 @@ void TestCommunication(const std::string& host, u16 port, u8 pad_index, u32 clie
 }
 
 CalibrationConfigurationJob::CalibrationConfigurationJob(
-    const std::string& host, u16 port, u8 pad_index, u32 client_id,
+    const std::string& host, u16 port, std::size_t pad_index, u32 client_id,
     std::function<void(Status)> status_callback,
     std::function<void(u16, u16, u16, u16)> data_callback) {
 
@@ -366,7 +376,7 @@ CalibrationConfigurationJob::CalibrationConfigurationJob(
                                         current_status = Status::Ready;
                                         status_callback(current_status);
                                     }
-                                    if (!data.touch_1.is_active) {
+                                    if (data.touch_1.is_active == 0) {
                                         return;
                                     }
                                     LOG_DEBUG(Input, "Current touch: {} {}", data.touch_1.x,

src/input_common/udp/client.h

@@ -84,8 +84,8 @@ public:
 
     bool DeviceConnected(std::size_t pad) const;
     void ReloadUDPClient();
-    void ReloadSocket(const std::string& host = "127.0.0.1", u16 port = 26760, u8 pad_index = 0,
-                      u32 client_id = 24872);
+    void ReloadSocket(const std::string& host = "127.0.0.1", u16 port = 26760,
+                      std::size_t pad_index = 0, u32 client_id = 24872);
 
     std::array<Common::SPSCQueue<UDPPadStatus>, 4>& GetPadQueue();
     const std::array<Common::SPSCQueue<UDPPadStatus>, 4>& GetPadQueue() const;
@@ -99,7 +99,7 @@ private:
         DeviceStatus status;
         std::thread thread;
         u64 packet_sequence = 0;
-        u8 active;
+        u8 active = 0;
 
         // Realtime values
         // motion is initalized with PID values for drift correction on joycons
@@ -113,8 +113,8 @@ private:
     void OnVersion(Response::Version);
     void OnPortInfo(Response::PortInfo);
     void OnPadData(Response::PadData);
-    void StartCommunication(std::size_t client, const std::string& host, u16 port, u8 pad_index,
-                            u32 client_id);
+    void StartCommunication(std::size_t client, const std::string& host, u16 port,
+                            std::size_t pad_index, u32 client_id);
     void UpdateYuzuSettings(std::size_t client, const Common::Vec3<float>& acc,
                             const Common::Vec3<float>& gyro, bool touch);
 
@@ -139,7 +139,7 @@ public:
      * @param status_callback Callback for job status updates
      * @param data_callback Called when calibration data is ready
      */
-    explicit CalibrationConfigurationJob(const std::string& host, u16 port, u8 pad_index,
+    explicit CalibrationConfigurationJob(const std::string& host, u16 port, std::size_t pad_index,
                                          u32 client_id, std::function<void(Status)> status_callback,
                                          std::function<void(u16, u16, u16, u16)> data_callback);
     ~CalibrationConfigurationJob();
@@ -149,8 +149,8 @@ private:
     Common::Event complete_event;
 };
 
-void TestCommunication(const std::string& host, u16 port, u8 pad_index, u32 client_id,
-                       std::function<void()> success_callback,
-                       std::function<void()> failure_callback);
+void TestCommunication(const std::string& host, u16 port, std::size_t pad_index, u32 client_id,
+                       const std::function<void()>& success_callback,
+                       const std::function<void()>& failure_callback);
 
 } // namespace InputCommon::CemuhookUDP

src/input_common/udp/udp.cpp

@@ -2,8 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <atomic>
-#include <list>
 #include <mutex>
 #include <utility>
 #include "common/assert.h"
@@ -15,8 +13,8 @@ namespace InputCommon {
 
 class UDPMotion final : public Input::MotionDevice {
 public:
-    UDPMotion(std::string ip_, int port_, int pad_, CemuhookUDP::Client* client_)
-        : ip(ip_), port(port_), pad(pad_), client(client_) {}
+    explicit UDPMotion(std::string ip_, int port_, u32 pad_, CemuhookUDP::Client* client_)
+        : ip(std::move(ip_)), port(port_), pad(pad_), client(client_) {}
 
     Input::MotionStatus GetStatus() const override {
         return client->GetPadState(pad).motion_status;
@@ -25,7 +23,7 @@ public:
 private:
     const std::string ip;
     const int port;
-    const int pad;
+    const u32 pad;
     CemuhookUDP::Client* client;
     mutable std::mutex mutex;
 };
@@ -40,11 +38,11 @@ UDPMotionFactory::UDPMotionFactory(std::shared_ptr<CemuhookUDP::Client> client_)
  *     - "port": the nth jcpad on the adapter
  */
 std::unique_ptr<Input::MotionDevice> UDPMotionFactory::Create(const Common::ParamPackage& params) {
-    const std::string ip = params.Get("ip", "127.0.0.1");
-    const int port = params.Get("port", 26760);
-    const int pad = params.Get("pad_index", 0);
+    auto ip = params.Get("ip", "127.0.0.1");
+    const auto port = params.Get("port", 26760);
+    const auto pad = static_cast<u32>(params.Get("pad_index", 0));
 
-    return std::make_unique<UDPMotion>(ip, port, pad, client.get());
+    return std::make_unique<UDPMotion>(std::move(ip), port, pad, client.get());
 }
 
 void UDPMotionFactory::BeginConfiguration() {
@@ -79,7 +77,7 @@ Common::ParamPackage UDPMotionFactory::GetNextInput() {
 
 class UDPTouch final : public Input::TouchDevice {
 public:
-    UDPTouch(std::string ip_, int port_, int pad_, CemuhookUDP::Client* client_)
+    explicit UDPTouch(std::string ip_, int port_, u32 pad_, CemuhookUDP::Client* client_)
         : ip(std::move(ip_)), port(port_), pad(pad_), client(client_) {}
 
     std::tuple<float, float, bool> GetStatus() const override {
@@ -89,7 +87,7 @@ public:
 private:
     const std::string ip;
     const int port;
-    const int pad;
+    const u32 pad;
     CemuhookUDP::Client* client;
     mutable std::mutex mutex;
 };
@@ -104,11 +102,11 @@ UDPTouchFactory::UDPTouchFactory(std::shared_ptr<CemuhookUDP::Client> client_)
  *     - "port": the nth jcpad on the adapter
  */
 std::unique_ptr<Input::TouchDevice> UDPTouchFactory::Create(const Common::ParamPackage& params) {
-    const std::string ip = params.Get("ip", "127.0.0.1");
-    const int port = params.Get("port", 26760);
-    const int pad = params.Get("pad_index", 0);
+    auto ip = params.Get("ip", "127.0.0.1");
+    const auto port = params.Get("port", 26760);
+    const auto pad = static_cast<u32>(params.Get("pad_index", 0));
 
-    return std::make_unique<UDPTouch>(ip, port, pad, client.get());
+    return std::make_unique<UDPTouch>(std::move(ip), port, pad, client.get());
 }
 
 void UDPTouchFactory::BeginConfiguration() {

src/tests/common/fibers.cpp

@@ -6,18 +6,40 @@
 #include <cstdlib>
 #include <functional>
 #include <memory>
+#include <mutex>
+#include <stdexcept>
 #include <thread>
 #include <unordered_map>
 #include <vector>
 
 #include <catch2/catch.hpp>
-#include <math.h>
+
 #include "common/common_types.h"
 #include "common/fiber.h"
-#include "common/spin_lock.h"
 
 namespace Common {
 
+class ThreadIds {
+public:
+    void Register(u32 id) {
+        const auto thread_id = std::this_thread::get_id();
+        std::scoped_lock lock{mutex};
+        if (ids.contains(thread_id)) {
+            throw std::logic_error{"Registering the same thread twice"};
+        }
+        ids.emplace(thread_id, id);
+    }
+
+    [[nodiscard]] u32 Get() const {
+        std::scoped_lock lock{mutex};
+        return ids.at(std::this_thread::get_id());
+    }
+
+private:
+    mutable std::mutex mutex;
+    std::unordered_map<std::thread::id, u32> ids;
+};
+
 class TestControl1 {
 public:
     TestControl1() = default;
@@ -26,7 +48,7 @@ public:
 
     void ExecuteThread(u32 id);
 
-    std::unordered_map<std::thread::id, u32> ids;
+    ThreadIds thread_ids;
     std::vector<std::shared_ptr<Common::Fiber>> thread_fibers;
     std::vector<std::shared_ptr<Common::Fiber>> work_fibers;
     std::vector<u32> items;
@@ -39,8 +61,7 @@ static void WorkControl1(void* control) {
 }
 
 void TestControl1::DoWork() {
-    std::thread::id this_id = std::this_thread::get_id();
-    u32 id = ids[this_id];
+    const u32 id = thread_ids.Get();
     u32 value = items[id];
     for (u32 i = 0; i < id; i++) {
         value++;
@@ -50,8 +71,7 @@ void TestControl1::DoWork() {
 }
 
 void TestControl1::ExecuteThread(u32 id) {
-    std::thread::id this_id = std::this_thread::get_id();
-    ids[this_id] = id;
+    thread_ids.Register(id);
     auto thread_fiber = Fiber::ThreadToFiber();
     thread_fibers[id] = thread_fiber;
     work_fibers[id] = std::make_shared<Fiber>(std::function<void(void*)>{WorkControl1}, this);
@@ -98,8 +118,7 @@ public:
             value1 += i;
         }
         Fiber::YieldTo(fiber1, fiber3);
-        std::thread::id this_id = std::this_thread::get_id();
-        u32 id = ids[this_id];
+        const u32 id = thread_ids.Get();
         assert1 = id == 1;
         value2 += 5000;
         Fiber::YieldTo(fiber1, thread_fibers[id]);
@@ -115,8 +134,7 @@ public:
     }
 
     void DoWork3() {
-        std::thread::id this_id = std::this_thread::get_id();
-        u32 id = ids[this_id];
+        const u32 id = thread_ids.Get();
         assert2 = id == 0;
         value1 += 1000;
         Fiber::YieldTo(fiber3, thread_fibers[id]);
@@ -125,14 +143,12 @@ public:
     void ExecuteThread(u32 id);
 
     void CallFiber1() {
-        std::thread::id this_id = std::this_thread::get_id();
-        u32 id = ids[this_id];
+        const u32 id = thread_ids.Get();
         Fiber::YieldTo(thread_fibers[id], fiber1);
     }
 
     void CallFiber2() {
-        std::thread::id this_id = std::this_thread::get_id();
-        u32 id = ids[this_id];
+        const u32 id = thread_ids.Get();
         Fiber::YieldTo(thread_fibers[id], fiber2);
     }
 
@@ -145,7 +161,7 @@ public:
     u32 value2{};
     std::atomic<bool> trap{true};
     std::atomic<bool> trap2{true};
-    std::unordered_map<std::thread::id, u32> ids;
+    ThreadIds thread_ids;
     std::vector<std::shared_ptr<Common::Fiber>> thread_fibers;
     std::shared_ptr<Common::Fiber> fiber1;
     std::shared_ptr<Common::Fiber> fiber2;
@@ -168,15 +184,13 @@ static void WorkControl2_3(void* control) {
 }
 
 void TestControl2::ExecuteThread(u32 id) {
-    std::thread::id this_id = std::this_thread::get_id();
-    ids[this_id] = id;
+    thread_ids.Register(id);
     auto thread_fiber = Fiber::ThreadToFiber();
     thread_fibers[id] = thread_fiber;
 }
 
 void TestControl2::Exit() {
-    std::thread::id this_id = std::this_thread::get_id();
-    u32 id = ids[this_id];
+    const u32 id = thread_ids.Get();
     thread_fibers[id]->Exit();
 }
 
@@ -228,24 +242,21 @@ public:
     void DoWork1() {
         value1 += 1;
         Fiber::YieldTo(fiber1, fiber2);
-        std::thread::id this_id = std::this_thread::get_id();
-        u32 id = ids[this_id];
+        const u32 id = thread_ids.Get();
         value3 += 1;
         Fiber::YieldTo(fiber1, thread_fibers[id]);
     }
 
     void DoWork2() {
         value2 += 1;
-        std::thread::id this_id = std::this_thread::get_id();
-        u32 id = ids[this_id];
+        const u32 id = thread_ids.Get();
         Fiber::YieldTo(fiber2, thread_fibers[id]);
     }
 
     void ExecuteThread(u32 id);
 
     void CallFiber1() {
-        std::thread::id this_id = std::this_thread::get_id();
-        u32 id = ids[this_id];
+        const u32 id = thread_ids.Get();
         Fiber::YieldTo(thread_fibers[id], fiber1);
     }
 
@@ -254,7 +265,7 @@ public:
     u32 value1{};
     u32 value2{};
     u32 value3{};
-    std::unordered_map<std::thread::id, u32> ids;
+    ThreadIds thread_ids;
     std::vector<std::shared_ptr<Common::Fiber>> thread_fibers;
     std::shared_ptr<Common::Fiber> fiber1;
     std::shared_ptr<Common::Fiber> fiber2;
@@ -271,15 +282,13 @@ static void WorkControl3_2(void* control) {
 }
 
 void TestControl3::ExecuteThread(u32 id) {
-    std::thread::id this_id = std::this_thread::get_id();
-    ids[this_id] = id;
+    thread_ids.Register(id);
     auto thread_fiber = Fiber::ThreadToFiber();
     thread_fibers[id] = thread_fiber;
 }
 
 void TestControl3::Exit() {
-    std::thread::id this_id = std::this_thread::get_id();
-    u32 id = ids[this_id];
+    const u32 id = thread_ids.Get();
     thread_fibers[id]->Exit();
 }
 

src/video_core/CMakeLists.txt

@@ -5,6 +5,24 @@ add_library(video_core STATIC
     buffer_cache/buffer_cache.h
     buffer_cache/map_interval.cpp
     buffer_cache/map_interval.h
+    cdma_pusher.cpp
+    cdma_pusher.h
+    command_classes/codecs/codec.cpp
+    command_classes/codecs/codec.h
+    command_classes/codecs/h264.cpp
+    command_classes/codecs/h264.h
+    command_classes/codecs/vp9.cpp
+    command_classes/codecs/vp9.h
+    command_classes/codecs/vp9_types.h
+    command_classes/host1x.cpp
+    command_classes/host1x.h
+    command_classes/nvdec.cpp
+    command_classes/nvdec.h
+    command_classes/nvdec_common.h
+    command_classes/sync_manager.cpp
+    command_classes/sync_manager.h
+    command_classes/vic.cpp
+    command_classes/vic.h
     compatible_formats.cpp
     compatible_formats.h
     dirty_flags.cpp
@@ -250,6 +268,14 @@ create_target_directory_groups(video_core)
 target_link_libraries(video_core PUBLIC common core)
 target_link_libraries(video_core PRIVATE glad xbyak)
 
+if (MSVC)
+    target_include_directories(video_core PRIVATE ${FFMPEG_INCLUDE_DIR})
+    target_link_libraries(video_core PUBLIC ${FFMPEG_LIBRARY_DIR}/swscale.lib ${FFMPEG_LIBRARY_DIR}/avcodec.lib ${FFMPEG_LIBRARY_DIR}/avutil.lib)
+else()
+    target_include_directories(video_core PRIVATE ${FFMPEG_INCLUDE_DIR})
+    target_link_libraries(video_core PRIVATE ${FFMPEG_LIBRARIES})
+endif()
+
 add_dependencies(video_core host_shaders)
 target_include_directories(video_core PRIVATE ${HOST_SHADERS_INCLUDE})
 
@@ -276,9 +302,14 @@ else()
     target_compile_options(video_core PRIVATE
         -Werror=conversion
         -Wno-error=sign-conversion
+        -Werror=pessimizing-move
+        -Werror=redundant-move
         -Werror=switch
+        -Werror=type-limits
         -Werror=unused-variable
-        -Werror=unused-but-set-variable
-        -Werror=class-memaccess
+
+        $<$<CXX_COMPILER_ID:GNU>:-Werror=class-memaccess>
+        $<$<CXX_COMPILER_ID:GNU>:-Werror=unused-but-set-parameter>
+        $<$<CXX_COMPILER_ID:GNU>:-Werror=unused-but-set-variable>
     )
 endif()

src/video_core/cdma_pusher.cpp

@@ -0,0 +1,171 @@
+// MIT License
+//
+// Copyright (c) Ryujinx Team and Contributors
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
+// associated documentation files (the "Software"), to deal in the Software without restriction,
+// including without limitation the rights to use, copy, modify, merge, publish, distribute,
+// sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all copies or
+// substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
+// NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+#include "command_classes/host1x.h"
+#include "command_classes/nvdec.h"
+#include "command_classes/vic.h"
+#include "common/bit_util.h"
+#include "video_core/cdma_pusher.h"
+#include "video_core/command_classes/nvdec_common.h"
+#include "video_core/engines/maxwell_3d.h"
+#include "video_core/gpu.h"
+#include "video_core/memory_manager.h"
+
+namespace Tegra {
+CDmaPusher::CDmaPusher(GPU& gpu)
+    : gpu(gpu), nvdec_processor(std::make_shared<Nvdec>(gpu)),
+      vic_processor(std::make_unique<Vic>(gpu, nvdec_processor)),
+      host1x_processor(std::make_unique<Host1x>(gpu)),
+      nvdec_sync(std::make_unique<SyncptIncrManager>(gpu)),
+      vic_sync(std::make_unique<SyncptIncrManager>(gpu)) {}
+
+CDmaPusher::~CDmaPusher() = default;
+
+void CDmaPusher::Push(ChCommandHeaderList&& entries) {
+    cdma_queue.push(std::move(entries));
+}
+
+void CDmaPusher::DispatchCalls() {
+    while (!cdma_queue.empty()) {
+        Step();
+    }
+}
+
+void CDmaPusher::Step() {
+    const auto entries{cdma_queue.front()};
+    cdma_queue.pop();
+
+    std::vector<u32> values(entries.size());
+    std::memcpy(values.data(), entries.data(), entries.size() * sizeof(u32));
+
+    for (const u32 value : values) {
+        if (mask != 0) {
+            const u32 lbs = Common::CountTrailingZeroes32(mask);
+            mask &= ~(1U << lbs);
+            ExecuteCommand(static_cast<u32>(offset + lbs), value);
+            continue;
+        } else if (count != 0) {
+            --count;
+            ExecuteCommand(static_cast<u32>(offset), value);
+            if (incrementing) {
+                ++offset;
+            }
+            continue;
+        }
+        const auto mode = static_cast<ChSubmissionMode>((value >> 28) & 0xf);
+        switch (mode) {
+        case ChSubmissionMode::SetClass: {
+            mask = value & 0x3f;
+            offset = (value >> 16) & 0xfff;
+            current_class = static_cast<ChClassId>((value >> 6) & 0x3ff);
+            break;
+        }
+        case ChSubmissionMode::Incrementing:
+        case ChSubmissionMode::NonIncrementing:
+            count = value & 0xffff;
+            offset = (value >> 16) & 0xfff;
+            incrementing = mode == ChSubmissionMode::Incrementing;
+            break;
+        case ChSubmissionMode::Mask:
+            mask = value & 0xffff;
+            offset = (value >> 16) & 0xfff;
+            break;
+        case ChSubmissionMode::Immediate: {
+            const u32 data = value & 0xfff;
+            offset = (value >> 16) & 0xfff;
+            ExecuteCommand(static_cast<u32>(offset), data);
+            break;
+        }
+        default:
+            UNIMPLEMENTED_MSG("ChSubmission mode {} is not implemented!", static_cast<u32>(mode));
+            break;
+        }
+    }
+}
+
+void CDmaPusher::ExecuteCommand(u32 offset, u32 data) {
+    switch (current_class) {
+    case ChClassId::NvDec:
+        ThiStateWrite(nvdec_thi_state, offset, {data});
+        switch (static_cast<ThiMethod>(offset)) {
+        case ThiMethod::IncSyncpt: {
+            LOG_DEBUG(Service_NVDRV, "NVDEC Class IncSyncpt Method");
+            const auto syncpoint_id = static_cast<u32>(data & 0xFF);
+            const auto cond = static_cast<u32>((data >> 8) & 0xFF);
+            if (cond == 0) {
+                nvdec_sync->Increment(syncpoint_id);
+            } else {
+                nvdec_sync->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id);
+                nvdec_sync->SignalDone(syncpoint_id);
+            }
+            break;
+        }
+        case ThiMethod::SetMethod1:
+            LOG_DEBUG(Service_NVDRV, "NVDEC method 0x{:X}",
+                      static_cast<u32>(nvdec_thi_state.method_0));
+            nvdec_processor->ProcessMethod(
+                static_cast<Tegra::Nvdec::Method>(nvdec_thi_state.method_0), {data});
+            break;
+        default:
+            break;
+        }
+        break;
+    case ChClassId::GraphicsVic:
+        ThiStateWrite(vic_thi_state, static_cast<u32>(offset), {data});
+        switch (static_cast<ThiMethod>(offset)) {
+        case ThiMethod::IncSyncpt: {
+            LOG_DEBUG(Service_NVDRV, "VIC Class IncSyncpt Method");
+            const auto syncpoint_id = static_cast<u32>(data & 0xFF);
+            const auto cond = static_cast<u32>((data >> 8) & 0xFF);
+            if (cond == 0) {
+                vic_sync->Increment(syncpoint_id);
+            } else {
+                vic_sync->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id);
+                vic_sync->SignalDone(syncpoint_id);
+            }
+            break;
+        }
+        case ThiMethod::SetMethod1:
+            LOG_DEBUG(Service_NVDRV, "VIC method 0x{:X}, Args=({})",
+                      static_cast<u32>(vic_thi_state.method_0));
+            vic_processor->ProcessMethod(static_cast<Tegra::Vic::Method>(vic_thi_state.method_0),
+                                         {data});
+            break;
+        default:
+            break;
+        }
+        break;
+    case ChClassId::Host1x:
+        // This device is mainly for syncpoint synchronization
+        LOG_DEBUG(Service_NVDRV, "Host1X Class Method");
+        host1x_processor->ProcessMethod(static_cast<Tegra::Host1x::Method>(offset), {data});
+        break;
+    default:
+        UNIMPLEMENTED_MSG("Current class not implemented {:X}", static_cast<u32>(current_class));
+        break;
+    }
+}
+
+void CDmaPusher::ThiStateWrite(ThiRegisters& state, u32 offset, const std::vector<u32>& arguments) {
+    u8* const state_offset = reinterpret_cast<u8*>(&state) + sizeof(u32) * offset;
+    std::memcpy(state_offset, arguments.data(), sizeof(u32) * arguments.size());
+}
+
+} // namespace Tegra