Merge pull request #11946 from flodavid/gamemode

Enable (Feral Interactive) Gamemode on Linux

externals/CMakeLists.txt

@@ -189,6 +189,10 @@ if (ANDROID)
    endif()
 endif()
 
+if (UNIX)
+    add_subdirectory(gamemode)
+endif()
+
 # Breakpad
 # https://github.com/microsoft/vcpkg/blob/master/ports/breakpad/CMakeLists.txt
 if (YUZU_CRASH_DUMPS AND NOT TARGET libbreakpad_client)

externals/gamemode/CMakeLists.txt

@@ -0,0 +1,11 @@
+# SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+project(gamemode LANGUAGES CXX C)
+
+add_library(gamemode include/gamemode_client.h)
+
+target_link_libraries(gamemode PRIVATE common)
+
+target_include_directories(gamemode PUBLIC include)
+set_target_properties(gamemode PROPERTIES LINKER_LANGUAGE C)

externals/gamemode/include/gamemode_client.h

@@ -0,0 +1,379 @@
+// SPDX-FileCopyrightText: Copyright 2017-2019 Feral Interactive
+// SPDX-License-Identifier: BSD-3-Clause
+
+/*
+
+Copyright (c) 2017-2019, Feral Interactive
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+ * Neither the name of Feral Interactive nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+ */
+#ifndef CLIENT_GAMEMODE_H
+#define CLIENT_GAMEMODE_H
+/*
+ * GameMode supports the following client functions
+ * Requests are refcounted in the daemon
+ *
+ * int gamemode_request_start() - Request gamemode starts
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *
+ * int gamemode_request_end() - Request gamemode ends
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *
+ * GAMEMODE_AUTO can be defined to make the above two functions apply during static init and
+ * destruction, as appropriate. In this configuration, errors will be printed to stderr
+ *
+ * int gamemode_query_status() - Query the current status of gamemode
+ *   0 if gamemode is inactive
+ *   1 if gamemode is active
+ *   2 if gamemode is active and this client is registered
+ *   -1 if the query failed
+ *
+ * int gamemode_request_start_for(pid_t pid) - Request gamemode starts for another process
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *   -2 if the request was rejected
+ *
+ * int gamemode_request_end_for(pid_t pid) - Request gamemode ends for another process
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *   -2 if the request was rejected
+ *
+ * int gamemode_query_status_for(pid_t pid) - Query status of gamemode for another process
+ *   0 if gamemode is inactive
+ *   1 if gamemode is active
+ *   2 if gamemode is active and this client is registered
+ *   -1 if the query failed
+ *
+ * const char* gamemode_error_string() - Get an error string
+ *   returns a string describing any of the above errors
+ *
+ * Note: All the above requests can be blocking - dbus requests can and will block while the daemon
+ * handles the request. It is not recommended to make these calls in performance critical code
+ */
+
+#include <stdbool.h>
+#include <stdio.h>
+
+#include <dlfcn.h>
+#include <string.h>
+
+#include <assert.h>
+
+#include <sys/types.h>
+
+static char internal_gamemode_client_error_string[512] = { 0 };
+
+/**
+ * Load libgamemode dynamically to dislodge us from most dependencies.
+ * This allows clients to link and/or use this regardless of runtime.
+ * See SDL2 for an example of the reasoning behind this in terms of
+ * dynamic versioning as well.
+ */
+static volatile int internal_libgamemode_loaded = 1;
+
+/* Typedefs for the functions to load */
+typedef int (*api_call_return_int)(void);
+typedef const char *(*api_call_return_cstring)(void);
+typedef int (*api_call_pid_return_int)(pid_t);
+
+/* Storage for functors */
+static api_call_return_int REAL_internal_gamemode_request_start = NULL;
+static api_call_return_int REAL_internal_gamemode_request_end = NULL;
+static api_call_return_int REAL_internal_gamemode_query_status = NULL;
+static api_call_return_cstring REAL_internal_gamemode_error_string = NULL;
+static api_call_pid_return_int REAL_internal_gamemode_request_start_for = NULL;
+static api_call_pid_return_int REAL_internal_gamemode_request_end_for = NULL;
+static api_call_pid_return_int REAL_internal_gamemode_query_status_for = NULL;
+
+/**
+ * Internal helper to perform the symbol binding safely.
+ *
+ * Returns 0 on success and -1 on failure
+ */
+__attribute__((always_inline)) static inline int internal_bind_libgamemode_symbol(
+    void *handle, const char *name, void **out_func, size_t func_size, bool required)
+{
+	void *symbol_lookup = NULL;
+	char *dl_error = NULL;
+
+	/* Safely look up the symbol */
+	symbol_lookup = dlsym(handle, name);
+	dl_error = dlerror();
+	if (required && (dl_error || !symbol_lookup)) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "dlsym failed - %s",
+		         dl_error);
+		return -1;
+	}
+
+	/* Have the symbol correctly, copy it to make it usable */
+	memcpy(out_func, &symbol_lookup, func_size);
+	return 0;
+}
+
+/**
+ * Loads libgamemode and needed functions
+ *
+ * Returns 0 on success and -1 on failure
+ */
+__attribute__((always_inline)) static inline int internal_load_libgamemode(void)
+{
+	/* We start at 1, 0 is a success and -1 is a fail */
+	if (internal_libgamemode_loaded != 1) {
+		return internal_libgamemode_loaded;
+	}
+
+	/* Anonymous struct type to define our bindings */
+	struct binding {
+		const char *name;
+		void **functor;
+		size_t func_size;
+		bool required;
+	} bindings[] = {
+		{ "real_gamemode_request_start",
+		  (void **)&REAL_internal_gamemode_request_start,
+		  sizeof(REAL_internal_gamemode_request_start),
+		  true },
+		{ "real_gamemode_request_end",
+		  (void **)&REAL_internal_gamemode_request_end,
+		  sizeof(REAL_internal_gamemode_request_end),
+		  true },
+		{ "real_gamemode_query_status",
+		  (void **)&REAL_internal_gamemode_query_status,
+		  sizeof(REAL_internal_gamemode_query_status),
+		  false },
+		{ "real_gamemode_error_string",
+		  (void **)&REAL_internal_gamemode_error_string,
+		  sizeof(REAL_internal_gamemode_error_string),
+		  true },
+		{ "real_gamemode_request_start_for",
+		  (void **)&REAL_internal_gamemode_request_start_for,
+		  sizeof(REAL_internal_gamemode_request_start_for),
+		  false },
+		{ "real_gamemode_request_end_for",
+		  (void **)&REAL_internal_gamemode_request_end_for,
+		  sizeof(REAL_internal_gamemode_request_end_for),
+		  false },
+		{ "real_gamemode_query_status_for",
+		  (void **)&REAL_internal_gamemode_query_status_for,
+		  sizeof(REAL_internal_gamemode_query_status_for),
+		  false },
+	};
+
+	void *libgamemode = NULL;
+
+	/* Try and load libgamemode */
+	libgamemode = dlopen("libgamemode.so.0", RTLD_NOW);
+	if (!libgamemode) {
+		/* Attempt to load unversioned library for compatibility with older
+		 * versions (as of writing, there are no ABI changes between the two -
+		 * this may need to change if ever ABI-breaking changes are made) */
+		libgamemode = dlopen("libgamemode.so", RTLD_NOW);
+		if (!libgamemode) {
+			snprintf(internal_gamemode_client_error_string,
+			         sizeof(internal_gamemode_client_error_string),
+			         "dlopen failed - %s",
+			         dlerror());
+			internal_libgamemode_loaded = -1;
+			return -1;
+		}
+	}
+
+	/* Attempt to bind all symbols */
+	for (size_t i = 0; i < sizeof(bindings) / sizeof(bindings[0]); i++) {
+		struct binding *binder = &bindings[i];
+
+		if (internal_bind_libgamemode_symbol(libgamemode,
+		                                     binder->name,
+		                                     binder->functor,
+		                                     binder->func_size,
+		                                     binder->required)) {
+			internal_libgamemode_loaded = -1;
+			return -1;
+		};
+	}
+
+	/* Success */
+	internal_libgamemode_loaded = 0;
+	return 0;
+}
+
+/**
+ * Redirect to the real libgamemode
+ */
+__attribute__((always_inline)) static inline const char *gamemode_error_string(void)
+{
+	/* If we fail to load the system gamemode, or we have an error string already, return our error
+	 * string instead of diverting to the system version */
+	if (internal_load_libgamemode() < 0 || internal_gamemode_client_error_string[0] != '\0') {
+		return internal_gamemode_client_error_string;
+	}
+
+	/* Assert for static analyser that the function is not NULL */
+	assert(REAL_internal_gamemode_error_string != NULL);
+
+	return REAL_internal_gamemode_error_string();
+}
+
+/**
+ * Redirect to the real libgamemode
+ * Allow automatically requesting game mode
+ * Also prints errors as they happen.
+ */
+#ifdef GAMEMODE_AUTO
+__attribute__((constructor))
+#else
+__attribute__((always_inline)) static inline
+#endif
+int gamemode_request_start(void)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	/* Assert for static analyser that the function is not NULL */
+	assert(REAL_internal_gamemode_request_start != NULL);
+
+	if (REAL_internal_gamemode_request_start() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	return 0;
+}
+
+/* Redirect to the real libgamemode */
+#ifdef GAMEMODE_AUTO
+__attribute__((destructor))
+#else
+__attribute__((always_inline)) static inline
+#endif
+int gamemode_request_end(void)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	/* Assert for static analyser that the function is not NULL */
+	assert(REAL_internal_gamemode_request_end != NULL);
+
+	if (REAL_internal_gamemode_request_end() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	return 0;
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_query_status(void)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_query_status == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_query_status missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_query_status();
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_request_start_for(pid_t pid)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_request_start_for == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_request_start_for missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_request_start_for(pid);
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_request_end_for(pid_t pid)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_request_end_for == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_request_end_for missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_request_end_for(pid);
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_query_status_for(pid_t pid)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_query_status_for == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_query_status_for missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_query_status_for(pid);
+}
+
+#endif // CLIENT_GAMEMODE_H

src/common/CMakeLists.txt

@@ -174,6 +174,15 @@ if(ANDROID)
     )
 endif()
 
+if (UNIX)
+  target_sources(common PRIVATE
+    linux/gamemode.cpp
+    linux/gamemode.h
+  )
+
+  target_link_libraries(common PRIVATE gamemode)
+endif()
+
 if(ARCHITECTURE_x86_64)
     target_sources(common
         PRIVATE

src/common/linux/gamemode.cpp

@@ -0,0 +1,39 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <gamemode_client.h>
+
+#include "common/linux/gamemode.h"
+#include "common/settings.h"
+
+namespace Common::Linux {
+
+void StartGamemode() {
+    if (Settings::values.enable_gamemode) {
+        if (gamemode_request_start() < 0) {
+            LOG_WARNING(Frontend, "Failed to start gamemode: {}", gamemode_error_string());
+        } else {
+            LOG_INFO(Frontend, "Started gamemode");
+        }
+    }
+}
+
+void StopGamemode() {
+    if (Settings::values.enable_gamemode) {
+        if (gamemode_request_end() < 0) {
+            LOG_WARNING(Frontend, "Failed to stop gamemode: {}", gamemode_error_string());
+        } else {
+            LOG_INFO(Frontend, "Stopped gamemode");
+        }
+    }
+}
+
+void SetGamemodeState(bool state) {
+    if (state) {
+        StartGamemode();
+    } else {
+        StopGamemode();
+    }
+}
+
+} // namespace Common::Linux

src/common/linux/gamemode.h

@@ -0,0 +1,24 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+namespace Common::Linux {
+
+/**
+ * Start the (Feral Interactive) Linux gamemode if it is installed and it is activated
+ */
+void StartGamemode();
+
+/**
+ * Stop the (Feral Interactive) Linux gamemode if it is installed and it is activated
+ */
+void StopGamemode();
+
+/**
+ * Start or stop the (Feral Interactive) Linux gamemode if it is installed and it is activated
+ * @param state The new state the gamemode should have
+ */
+void SetGamemodeState(bool state);
+
+} // namespace Common::Linux

src/common/settings.cpp

@@ -219,6 +219,8 @@ const char* TranslateCategory(Category category) {
         return "Services";
     case Category::Paths:
         return "Paths";
+    case Category::Linux:
+        return "Linux";
     case Category::MaxEnum:
         break;
     }

src/common/settings.h

@@ -429,6 +429,9 @@ struct Values {
                                                    true,
                                                    true};
 
+    // Linux
+    SwitchableSetting<bool> enable_gamemode{linkage, true, "enable_gamemode", Category::Linux};
+
     // Controls
     InputSetting<std::array<PlayerInput, 10>> players;
 

src/common/settings_common.h

@@ -41,6 +41,7 @@ enum class Category : u32 {
     Multiplayer,
     Services,
     Paths,
+    Linux,
     MaxEnum,
 };
 

src/yuzu/CMakeLists.txt

@@ -386,7 +386,7 @@ if (NOT WIN32)
     target_include_directories(yuzu PRIVATE ${Qt${QT_MAJOR_VERSION}Gui_PRIVATE_INCLUDE_DIRS})
 endif()
 if (UNIX AND NOT APPLE)
-    target_link_libraries(yuzu PRIVATE Qt${QT_MAJOR_VERSION}::DBus)
+    target_link_libraries(yuzu PRIVATE Qt${QT_MAJOR_VERSION}::DBus gamemode)
 endif()
 
 target_compile_definitions(yuzu PRIVATE

src/yuzu/configuration/configure_general.cpp

@@ -36,12 +36,29 @@ ConfigureGeneral::~ConfigureGeneral() = default;
 void ConfigureGeneral::SetConfiguration() {}
 
 void ConfigureGeneral::Setup(const ConfigurationShared::Builder& builder) {
-    QLayout& layout = *ui->general_widget->layout();
+    QLayout& general_layout = *ui->general_widget->layout();
+    QLayout& linux_layout = *ui->linux_widget->layout();
 
-    std::map<u32, QWidget*> hold{};
+    std::map<u32, QWidget*> general_hold{};
+    std::map<u32, QWidget*> linux_hold{};
 
-    for (const auto setting :
+    std::vector<Settings::BasicSetting*> settings;
-         UISettings::values.linkage.by_category[Settings::Category::UiGeneral]) {
+
+    auto push = [&settings](auto& list) {
+        for (auto setting : list) {
+            settings.push_back(setting);
+        }
+    };
+
+    push(UISettings::values.linkage.by_category[Settings::Category::UiGeneral]);
+    push(Settings::values.linkage.by_category[Settings::Category::Linux]);
+
+    // Only show Linux group on Unix
+#ifndef __unix__
+    ui->LinuxGroupBox->setVisible(false);
+#endif
+
+    for (const auto setting : settings) {
         auto* widget = builder.BuildWidget(setting, apply_funcs);
 
         if (widget == nullptr) {
@@ -52,11 +69,23 @@ void ConfigureGeneral::Setup(const ConfigurationShared::Builder& builder) {
             continue;
         }
 
-        hold.emplace(setting->Id(), widget);
+        switch (setting->GetCategory()) {
+        case Settings::Category::UiGeneral:
+            general_hold.emplace(setting->Id(), widget);
+            break;
+        case Settings::Category::Linux:
+            linux_hold.emplace(setting->Id(), widget);
+            break;
+        default:
+            widget->deleteLater();
+        }
     }
 
-    for (const auto& [id, widget] : hold) {
+    for (const auto& [id, widget] : general_hold) {
-        layout.addWidget(widget);
+        general_layout.addWidget(widget);
+    }
+    for (const auto& [id, widget] : linux_hold) {
+        linux_layout.addWidget(widget);
     }
 }
 

src/yuzu/configuration/configure_general.ui

@@ -46,6 +46,33 @@
        </layout>
       </widget>
      </item>
+     <item>
+      <widget class="QGroupBox" name="LinuxGroupBox">
+       <property name="title">
+        <string>Linux</string>
+       </property>
+       <layout class="QVBoxLayout" name="LinuxVerticalLayout_1">
+        <item>
+         <widget class="QWidget" name="linux_widget" native="true">
+          <layout class="QVBoxLayout" name="LinuxVerticalLayout_2">
+           <property name="leftMargin">
+            <number>0</number>
+           </property>
+           <property name="topMargin">
+            <number>0</number>
+           </property>
+           <property name="rightMargin">
+            <number>0</number>
+           </property>
+           <property name="bottomMargin">
+            <number>0</number>
+           </property>
+          </layout>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+     </item>
      <item>
       <spacer name="verticalSpacer">
        <property name="orientation">

src/yuzu/configuration/configure_system.ui

@@ -57,7 +57,7 @@
       </widget>
      </item>
      <item>
-      <widget class="QGroupBox" name="groupBox">
+      <widget class="QGroupBox" name="coreGroup">
        <property name="title">
         <string>Core</string>
        </property>

src/yuzu/configuration/shared_translation.cpp

@@ -176,6 +176,9 @@ std::unique_ptr<TranslationMap> InitializeTranslations(QWidget* parent) {
     INSERT(UISettings, controller_applet_disabled, tr("Disable controller applet"),
            QStringLiteral());
 
+    // Linux
+    INSERT(Settings, enable_gamemode, tr("Enable Gamemode"), QStringLiteral());
+
     // Ui Debugging
 
     // Ui Multiplayer

src/yuzu/main.cpp

@@ -17,6 +17,7 @@
 #ifdef __unix__
 #include <csignal>
 #include <sys/socket.h>
+#include "common/linux/gamemode.h"
 #endif
 
 #include <boost/container/flat_set.hpp>
@@ -319,6 +320,7 @@ GMainWindow::GMainWindow(std::unique_ptr<QtConfig> config_, bool has_broken_vulk
       provider{std::make_unique<FileSys::ManualContentProvider>()} {
 #ifdef __unix__
     SetupSigInterrupts();
+    SetGamemodeEnabled(Settings::values.enable_gamemode.GetValue());
 #endif
     system->Initialize();
 
@@ -2120,6 +2122,10 @@ void GMainWindow::OnEmulationStopped() {
 
     discord_rpc->Update();
 
+#ifdef __unix__
+    Common::Linux::StopGamemode();
+#endif
+
     // The emulation is stopped, so closing the window or not does not matter anymore
     disconnect(render_window, &GRenderWindow::Closed, this, &GMainWindow::OnStopGame);
 
@@ -3502,6 +3508,10 @@ void GMainWindow::OnStartGame() {
     play_time_manager->Start();
 
     discord_rpc->Update();
+
+#ifdef __unix__
+    Common::Linux::StartGamemode();
+#endif
 }
 
 void GMainWindow::OnRestartGame() {
@@ -3522,6 +3532,10 @@ void GMainWindow::OnPauseGame() {
     play_time_manager->Stop();
     UpdateMenuState();
     AllowOSSleep();
+
+#ifdef __unix__
+    Common::Linux::StopGamemode();
+#endif
 }
 
 void GMainWindow::OnPauseContinueGame() {
@@ -3803,6 +3817,9 @@ void GMainWindow::OnConfigure() {
     const auto old_theme = UISettings::values.theme;
     const bool old_discord_presence = UISettings::values.enable_discord_presence.GetValue();
     const auto old_language_index = Settings::values.language_index.GetValue();
+#ifdef __unix__
+    const bool old_gamemode = Settings::values.enable_gamemode.GetValue();
+#endif
 
     Settings::SetConfiguringGlobal(true);
     ConfigureDialog configure_dialog(this, hotkey_registry, input_subsystem.get(),
@@ -3864,6 +3881,11 @@ void GMainWindow::OnConfigure() {
     if (UISettings::values.enable_discord_presence.GetValue() != old_discord_presence) {
         SetDiscordEnabled(UISettings::values.enable_discord_presence.GetValue());
     }
+#ifdef __unix__
+    if (Settings::values.enable_gamemode.GetValue() != old_gamemode) {
+        SetGamemodeEnabled(Settings::values.enable_gamemode.GetValue());
+    }
+#endif
 
     if (!multiplayer_state->IsHostingPublicRoom()) {
         multiplayer_state->UpdateCredentials();
@@ -5172,6 +5194,14 @@ void GMainWindow::SetDiscordEnabled([[maybe_unused]] bool state) {
     discord_rpc->Update();
 }
 
+#ifdef __unix__
+void GMainWindow::SetGamemodeEnabled(bool state) {
+    if (emulation_running) {
+        Common::Linux::SetGamemodeState(state);
+    }
+}
+#endif
+
 void GMainWindow::changeEvent(QEvent* event) {
 #ifdef __unix__
     // PaletteChange event appears to only reach so far into the GUI, explicitly asking to

src/yuzu/main.h

@@ -340,6 +340,7 @@ private:
     void SetupSigInterrupts();
     static void HandleSigInterrupt(int);
     void OnSigInterruptNotifierActivated();
+    void SetGamemodeEnabled(bool state);
 #endif
 
 private slots:

src/yuzu_cmd/yuzu.cpp

@@ -63,6 +63,10 @@ __declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
 }
 #endif
 
+#ifdef __unix__
+#include "common/linux/gamemode.h"
+#endif
+
 static void PrintHelp(const char* argv0) {
     std::cout << "Usage: " << argv0
               << " [options] <filename>\n"
@@ -425,6 +429,10 @@ int main(int argc, char** argv) {
         exit(0);
     });
 
+#ifdef __unix__
+    Common::Linux::StartGamemode();
+#endif
+
     void(system.Run());
     if (system.DebuggerEnabled()) {
         system.InitializeDebugger();
@@ -436,6 +444,10 @@ int main(int argc, char** argv) {
     void(system.Pause());
     system.ShutdownMainProcess();
 
+#ifdef __unix__
+    Common::Linux::StopGamemode();
+#endif
+
     detached_tasks.WaitForAllTasks();
     return 0;
 }