Set: Allow setting device nickname

src/common/settings.cpp

@@ -40,6 +40,7 @@ void LogSettings() {
     LOG_INFO(Config, "yuzu Configuration:");
     log_setting("Controls_UseDockedMode", values.use_docked_mode.GetValue());
     log_setting("System_RngSeed", values.rng_seed.GetValue().value_or(0));
+    log_setting("System_DeviceName", values.device_name.GetValue());
     log_setting("System_CurrentUser", values.current_user.GetValue());
     log_setting("System_LanguageIndex", values.language_index.GetValue());
     log_setting("System_RegionIndex", values.region_index.GetValue());

src/common/settings.h

@@ -458,6 +458,7 @@ struct Values {
 
     // System
     SwitchableSetting<std::optional<u32>> rng_seed{std::optional<u32>(), "rng_seed"};
+    Setting<std::string> device_name{"Yuzu", "device_name"};
     // Measured in seconds since epoch
     std::optional<s64> custom_rtc;
     // Set on game boot, reset on stop. Seconds difference between current time and `custom_rtc`

src/core/hle/service/set/set.cpp

@@ -191,6 +191,13 @@ void SET::GetKeyCodeMap2(Kernel::HLERequestContext& ctx) {
     GetKeyCodeMapImpl(ctx);
 }
 
+void SET::GetDeviceNickName(Kernel::HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called");
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+    ctx.WriteBuffer(Settings::values.device_name.GetValue());
+}
+
 SET::SET(Core::System& system_) : ServiceFramework{system_, "set"} {
     // clang-format off
     static const FunctionInfo functions[] = {
@@ -205,7 +212,7 @@ SET::SET(Core::System& system_) : ServiceFramework{system_, "set"} {
         {8, &SET::GetQuestFlag, "GetQuestFlag"},
         {9, &SET::GetKeyCodeMap2, "GetKeyCodeMap2"},
         {10, nullptr, "GetFirmwareVersionForDebug"},
-        {11, nullptr, "GetDeviceNickName"},
+        {11, &SET::GetDeviceNickName, "GetDeviceNickName"},
     };
     // clang-format on
 

src/core/hle/service/set/set.h

@@ -50,6 +50,7 @@ private:
     void GetRegionCode(Kernel::HLERequestContext& ctx);
     void GetKeyCodeMap(Kernel::HLERequestContext& ctx);
     void GetKeyCodeMap2(Kernel::HLERequestContext& ctx);
+    void GetDeviceNickName(Kernel::HLERequestContext& ctx);
 };
 
 } // namespace Service::Set

src/core/hle/service/set/set_sys.cpp

@@ -3,6 +3,7 @@
 
 #include "common/assert.h"
 #include "common/logging/log.h"
+#include "common/settings.h"
 #include "core/file_sys/errors.h"
 #include "core/file_sys/system_archive/system_version.h"
 #include "core/hle/ipc_helpers.h"
@@ -176,6 +177,13 @@ void SET_SYS::GetSettingsItemValue(Kernel::HLERequestContext& ctx) {
     rb.Push(response);
 }
 
+void SET_SYS::GetDeviceNickName(Kernel::HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called");
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+    ctx.WriteBuffer(::Settings::values.device_name.GetValue());
+}
+
 SET_SYS::SET_SYS(Core::System& system_) : ServiceFramework{system_, "set:sys"} {
     // clang-format off
     static const FunctionInfo functions[] = {
@@ -253,7 +261,7 @@ SET_SYS::SET_SYS(Core::System& system_) : ServiceFramework{system_, "set:sys"} {
         {74, nullptr, "SetWirelessLanEnableFlag"},
         {75, nullptr, "GetInitialLaunchSettings"},
         {76, nullptr, "SetInitialLaunchSettings"},
-        {77, nullptr, "GetDeviceNickName"},
+        {77, &SET_SYS::GetDeviceNickName, "GetDeviceNickName"},
         {78, nullptr, "SetDeviceNickName"},
         {79, nullptr, "GetProductModel"},
         {80, nullptr, "GetLdnChannel"},

src/core/hle/service/set/set_sys.h

@@ -29,6 +29,7 @@ private:
     void GetFirmwareVersion2(Kernel::HLERequestContext& ctx);
     void GetColorSetId(Kernel::HLERequestContext& ctx);
     void SetColorSetId(Kernel::HLERequestContext& ctx);
+    void GetDeviceNickName(Kernel::HLERequestContext& ctx);
 
     ColorSet color_set = ColorSet::BasicWhite;
 };

src/yuzu/configuration/config.cpp

@@ -783,6 +783,8 @@ void Config::ReadSystemValues() {
         }
     }
 
+    ReadBasicSetting(Settings::values.device_name);
+
     if (global) {
         ReadBasicSetting(Settings::values.current_user);
         Settings::values.current_user = std::clamp<int>(Settings::values.current_user.GetValue(), 0,
@@ -1405,6 +1407,7 @@ void Config::SaveSystemValues() {
                  Settings::values.rng_seed.UsingGlobal());
     WriteSetting(QStringLiteral("rng_seed"), Settings::values.rng_seed.GetValue(global).value_or(0),
                  0, Settings::values.rng_seed.UsingGlobal());
+    WriteBasicSetting(Settings::values.device_name);
 
     if (global) {
         WriteBasicSetting(Settings::values.current_user);

src/yuzu/configuration/configure_system.cpp

@@ -72,6 +72,8 @@ void ConfigureSystem::SetConfiguration() {
     ui->custom_rtc_checkbox->setChecked(Settings::values.custom_rtc.has_value());
     ui->custom_rtc_edit->setEnabled(Settings::values.custom_rtc.has_value());
     ui->custom_rtc_edit->setDateTime(QDateTime::fromSecsSinceEpoch(rtc_time));
+    ui->device_name_edit->setText(
+        QString::fromUtf8(Settings::values.device_name.GetValue().c_str()));
 
     if (Settings::IsConfiguringGlobal()) {
         ui->combo_language->setCurrentIndex(Settings::values.language_index.GetValue());
@@ -115,6 +117,8 @@ void ConfigureSystem::ApplyConfiguration() {
         }
     }
 
+    Settings::values.device_name = ui->device_name_edit->text().toStdString();
+
     if (!enabled) {
         return;
     }

src/yuzu/configuration/configure_system.ui

@@ -432,6 +432,13 @@
             </property>
            </widget>
           </item>
+          <item row="7" column="0">
+           <widget class="QLabel" name="device_name_label">
+            <property name="text">
+             <string>Device Name</string>
+            </property>
+           </widget>
+          </item>
           <item row="3" column="1">
            <widget class="QComboBox" name="combo_sound">
             <item>
@@ -476,6 +483,13 @@
             </property>
            </widget>
           </item>
+          <item row="7" column="1">
+           <widget class="QLineEdit" name="device_name_edit">
+            <property name="maxLength">
+             <number>128</number>
+            </property>
+           </widget>
+          </item>
           <item row="6" column="1">
            <widget class="QLineEdit" name="rng_seed_edit">
             <property name="sizePolicy">