service: Use nested namespace specifiers where applicable

Tidies up namespace declarations

136 files changed, 273 insertions, 570 deletions

diff --git a/src/core/hle/service/acc/acc.cpp b/src/core/hle/service/acc/acc.cpp
index 949bf06b3..6bafb2dce 100644
--- a/src/core/hle/service/acc/acc.cpp
+++ b/src/core/hle/service/acc/acc.cpp
@@ -10,8 +10,7 @@
 #include "core/hle/service/acc/acc_u0.h"
 #include "core/hle/service/acc/acc_u1.h"
 
-namespace Service {
-namespace Account {
+namespace Service::Account {
 
 // TODO: RE this structure
 struct UserData {
@@ -148,5 +147,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<ACC_U1>(module)->InstallAsService(service_manager);
 }
 
-} // namespace Account
-} // namespace Service
+} // namespace Service::Account
diff --git a/src/core/hle/service/acc/acc.h b/src/core/hle/service/acc/acc.h
index 2d2f57b7d..58f8d260c 100644
--- a/src/core/hle/service/acc/acc.h
+++ b/src/core/hle/service/acc/acc.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Account {
+namespace Service::Account {
 
 class Module final {
 public:
@@ -31,5 +30,4 @@ public:
 /// Registers all ACC services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace Account
-} // namespace Service
+} // namespace Service::Account
diff --git a/src/core/hle/service/acc/acc_aa.cpp b/src/core/hle/service/acc/acc_aa.cpp
index 76deaa07f..280b3e464 100644
--- a/src/core/hle/service/acc/acc_aa.cpp
+++ b/src/core/hle/service/acc/acc_aa.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/acc/acc_aa.h"
 
-namespace Service {
-namespace Account {
+namespace Service::Account {
 
 ACC_AA::ACC_AA(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "acc:aa") {
     static const FunctionInfo functions[] = {
@@ -18,5 +17,4 @@ ACC_AA::ACC_AA(std::shared_ptr<Module> module) : Module::Interface(std::move(mod
     RegisterHandlers(functions);
 }
 
-} // namespace Account
-} // namespace Service
+} // namespace Service::Account
diff --git a/src/core/hle/service/acc/acc_aa.h b/src/core/hle/service/acc/acc_aa.h
index 5069c6890..796f7ef85 100644
--- a/src/core/hle/service/acc/acc_aa.h
+++ b/src/core/hle/service/acc/acc_aa.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/acc/acc.h"
 
-namespace Service {
-namespace Account {
+namespace Service::Account {
 
 class ACC_AA final : public Module::Interface {
 public:
     explicit ACC_AA(std::shared_ptr<Module> module);
 };
 
-} // namespace Account
-} // namespace Service
+} // namespace Service::Account
diff --git a/src/core/hle/service/acc/acc_su.cpp b/src/core/hle/service/acc/acc_su.cpp
index 538f9d9b1..9ffb40b22 100644
--- a/src/core/hle/service/acc/acc_su.cpp
+++ b/src/core/hle/service/acc/acc_su.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/acc/acc_su.h"
 
-namespace Service {
-namespace Account {
+namespace Service::Account {
 
 ACC_SU::ACC_SU(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "acc:su") {
     static const FunctionInfo functions[] = {
@@ -51,5 +50,4 @@ ACC_SU::ACC_SU(std::shared_ptr<Module> module) : Module::Interface(std::move(mod
     RegisterHandlers(functions);
 }
 
-} // namespace Account
-} // namespace Service
+} // namespace Service::Account
diff --git a/src/core/hle/service/acc/acc_u0.cpp b/src/core/hle/service/acc/acc_u0.cpp
index 7b9c667ef..44e21ac09 100644
--- a/src/core/hle/service/acc/acc_u0.cpp
+++ b/src/core/hle/service/acc/acc_u0.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/acc/acc_u0.h"
 
-namespace Service {
-namespace Account {
+namespace Service::Account {
 
 ACC_U0::ACC_U0(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "acc:u0") {
     static const FunctionInfo functions[] = {
@@ -31,5 +30,4 @@ ACC_U0::ACC_U0(std::shared_ptr<Module> module) : Module::Interface(std::move(mod
     RegisterHandlers(functions);
 }
 
-} // namespace Account
-} // namespace Service
+} // namespace Service::Account
diff --git a/src/core/hle/service/acc/acc_u0.h b/src/core/hle/service/acc/acc_u0.h
index d4f36e172..6ded596b3 100644
--- a/src/core/hle/service/acc/acc_u0.h
+++ b/src/core/hle/service/acc/acc_u0.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/acc/acc.h"
 
-namespace Service {
-namespace Account {
+namespace Service::Account {
 
 class ACC_U0 final : public Module::Interface {
 public:
     explicit ACC_U0(std::shared_ptr<Module> module);
 };
 
-} // namespace Account
-} // namespace Service
+} // namespace Service::Account
diff --git a/src/core/hle/service/acc/acc_u1.cpp b/src/core/hle/service/acc/acc_u1.cpp
index dea353554..d101d4e0d 100644
--- a/src/core/hle/service/acc/acc_u1.cpp
+++ b/src/core/hle/service/acc/acc_u1.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/acc/acc_u1.h"
 
-namespace Service {
-namespace Account {
+namespace Service::Account {
 
 ACC_U1::ACC_U1(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "acc:u1") {
     static const FunctionInfo functions[] = {
@@ -38,5 +37,4 @@ ACC_U1::ACC_U1(std::shared_ptr<Module> module) : Module::Interface(std::move(mod
     RegisterHandlers(functions);
 }
 
-} // namespace Account
-} // namespace Service
+} // namespace Service::Account
diff --git a/src/core/hle/service/acc/acc_u1.h b/src/core/hle/service/acc/acc_u1.h
index 432d5b3e9..5e3e7659b 100644
--- a/src/core/hle/service/acc/acc_u1.h
+++ b/src/core/hle/service/acc/acc_u1.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/acc/acc.h"
 
-namespace Service {
-namespace Account {
+namespace Service::Account {
 
 class ACC_U1 final : public Module::Interface {
 public:
     explicit ACC_U1(std::shared_ptr<Module> module);
 };
 
-} // namespace Account
-} // namespace Service
+} // namespace Service::Account
diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index bfc431e88..f41a59afe 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -14,8 +14,7 @@
 #include "core/hle/service/nvflinger/nvflinger.h"
 #include "core/settings.h"
 
-namespace Service {
-namespace AM {
+namespace Service::AM {
 
 IWindowController::IWindowController() : ServiceFramework("IWindowController") {
     static const FunctionInfo functions[] = {
@@ -571,5 +570,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager,
     std::make_shared<AppletOE>(nvflinger)->InstallAsService(service_manager);
 }
 
-} // namespace AM
-} // namespace Service
+} // namespace Service::AM
diff --git a/src/core/hle/service/am/applet_ae.cpp b/src/core/hle/service/am/applet_ae.cpp
index 154d346d5..4f0698a8a 100644
--- a/src/core/hle/service/am/applet_ae.cpp
+++ b/src/core/hle/service/am/applet_ae.cpp
@@ -8,8 +8,7 @@
 #include "core/hle/service/am/applet_ae.h"
 #include "core/hle/service/nvflinger/nvflinger.h"
 
-namespace Service {
-namespace AM {
+namespace Service::AM {
 
 class ILibraryAppletProxy final : public ServiceFramework<ILibraryAppletProxy> {
 public:
@@ -109,5 +108,4 @@ AppletAE::AppletAE(std::shared_ptr<NVFlinger::NVFlinger> nvflinger)
     RegisterHandlers(functions);
 }
 
-} // namespace AM
-} // namespace Service
+} // namespace Service::AM
diff --git a/src/core/hle/service/am/applet_oe.cpp b/src/core/hle/service/am/applet_oe.cpp
index 334c38392..674b4d753 100644
--- a/src/core/hle/service/am/applet_oe.cpp
+++ b/src/core/hle/service/am/applet_oe.cpp
@@ -8,8 +8,7 @@
 #include "core/hle/service/am/applet_oe.h"
 #include "core/hle/service/nvflinger/nvflinger.h"
 
-namespace Service {
-namespace AM {
+namespace Service::AM {
 
 class IApplicationProxy final : public ServiceFramework<IApplicationProxy> {
 public:
@@ -104,5 +103,4 @@ AppletOE::AppletOE(std::shared_ptr<NVFlinger::NVFlinger> nvflinger)
     RegisterHandlers(functions);
 }
 
-} // namespace AM
-} // namespace Service
+} // namespace Service::AM
diff --git a/src/core/hle/service/aoc/aoc_u.cpp b/src/core/hle/service/aoc/aoc_u.cpp
index f64001df3..6e7438580 100644
--- a/src/core/hle/service/aoc/aoc_u.cpp
+++ b/src/core/hle/service/aoc/aoc_u.cpp
@@ -6,8 +6,7 @@
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/service/aoc/aoc_u.h"
 
-namespace Service {
-namespace AOC {
+namespace Service::AOC {
 
 AOC_U::AOC_U() : ServiceFramework("aoc:u") {
     static const FunctionInfo functions[] = {
@@ -42,5 +41,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<AOC_U>()->InstallAsService(service_manager);
 }
 
-} // namespace AOC
-} // namespace Service
+} // namespace Service::AOC
diff --git a/src/core/hle/service/aoc/aoc_u.h b/src/core/hle/service/aoc/aoc_u.h
index 6e0ba15a5..17d48ef30 100644
--- a/src/core/hle/service/aoc/aoc_u.h
+++ b/src/core/hle/service/aoc/aoc_u.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace AOC {
+namespace Service::AOC {
 
 class AOC_U final : public ServiceFramework<AOC_U> {
 public:
@@ -22,5 +21,4 @@ private:
 /// Registers all AOC services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace AOC
-} // namespace Service
+} // namespace Service::AOC
diff --git a/src/core/hle/service/apm/apm.cpp b/src/core/hle/service/apm/apm.cpp
index c4b09b435..7a185c6c8 100644
--- a/src/core/hle/service/apm/apm.cpp
+++ b/src/core/hle/service/apm/apm.cpp
@@ -7,8 +7,7 @@
 #include "core/hle/service/apm/apm.h"
 #include "core/hle/service/apm/interface.h"
 
-namespace Service {
-namespace APM {
+namespace Service::APM {
 
 void InstallInterfaces(SM::ServiceManager& service_manager) {
     auto module_ = std::make_shared<Module>();
@@ -16,5 +15,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<APM>(module_, "apm:p")->InstallAsService(service_manager);
 }
 
-} // namespace APM
-} // namespace Service
+} // namespace Service::APM
diff --git a/src/core/hle/service/apm/apm.h b/src/core/hle/service/apm/apm.h
index 070ab21f8..90a80d51b 100644
--- a/src/core/hle/service/apm/apm.h
+++ b/src/core/hle/service/apm/apm.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace APM {
+namespace Service::APM {
 
 enum class PerformanceMode : u8 {
     Handheld = 0,
@@ -23,5 +22,4 @@ public:
 /// Registers all AM services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace APM
-} // namespace Service
+} // namespace Service::APM
diff --git a/src/core/hle/service/apm/interface.cpp b/src/core/hle/service/apm/interface.cpp
index 0179351ba..4e11f3f14 100644
--- a/src/core/hle/service/apm/interface.cpp
+++ b/src/core/hle/service/apm/interface.cpp
@@ -7,8 +7,7 @@
 #include "core/hle/service/apm/apm.h"
 #include "core/hle/service/apm/interface.h"
 
-namespace Service {
-namespace APM {
+namespace Service::APM {
 
 class ISession final : public ServiceFramework<ISession> {
 public:
@@ -62,5 +61,4 @@ void APM::OpenSession(Kernel::HLERequestContext& ctx) {
     rb.PushIpcInterface<ISession>();
 }
 
-} // namespace APM
-} // namespace Service
+} // namespace Service::APM
diff --git a/src/core/hle/service/apm/interface.h b/src/core/hle/service/apm/interface.h
index 7d53721de..b99dbb412 100644
--- a/src/core/hle/service/apm/interface.h
+++ b/src/core/hle/service/apm/interface.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace APM {
+namespace Service::APM {
 
 class APM final : public ServiceFramework<APM> {
 public:
@@ -23,5 +22,4 @@ private:
 /// Registers all AM services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace APM
-} // namespace Service
+} // namespace Service::APM
diff --git a/src/core/hle/service/audio/audin_u.cpp b/src/core/hle/service/audio/audin_u.cpp
index 3c495b3a0..dca2bfb92 100644
--- a/src/core/hle/service/audio/audin_u.cpp
+++ b/src/core/hle/service/audio/audin_u.cpp
@@ -7,8 +7,7 @@
 #include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/audio/audin_u.h"
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 class IAudioIn final : public ServiceFramework<IAudioIn> {
 public:
@@ -44,5 +43,4 @@ AudInU::AudInU() : ServiceFramework("audin:u") {
     RegisterHandlers(functions);
 }
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/audin_u.h b/src/core/hle/service/audio/audin_u.h
index 2b8576756..2e65efb5b 100644
--- a/src/core/hle/service/audio/audin_u.h
+++ b/src/core/hle/service/audio/audin_u.h
@@ -10,8 +10,7 @@ namespace Kernel {
 class HLERequestContext;
 }
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 class AudInU final : public ServiceFramework<AudInU> {
 public:
@@ -19,5 +18,4 @@ public:
     ~AudInU() = default;
 };
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/audio.cpp b/src/core/hle/service/audio/audio.cpp
index 3f7fb44eb..92f910b5f 100644
--- a/src/core/hle/service/audio/audio.cpp
+++ b/src/core/hle/service/audio/audio.cpp
@@ -9,8 +9,7 @@
 #include "core/hle/service/audio/audren_u.h"
 #include "core/hle/service/audio/codecctl.h"
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<AudOutU>()->InstallAsService(service_manager);
@@ -20,5 +19,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<CodecCtl>()->InstallAsService(service_manager);
 }
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/audio.h b/src/core/hle/service/audio/audio.h
index cbd56b2a8..95e5691f7 100644
--- a/src/core/hle/service/audio/audio.h
+++ b/src/core/hle/service/audio/audio.h
@@ -6,11 +6,9 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 /// Registers all Audio services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/audout_u.cpp b/src/core/hle/service/audio/audout_u.cpp
index db6e6647c..2d7f8cb04 100644
--- a/src/core/hle/service/audio/audout_u.cpp
+++ b/src/core/hle/service/audio/audout_u.cpp
@@ -10,8 +10,7 @@
 #include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/audio/audout_u.h"
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 /// Switch sample rate frequency
 constexpr u32 sample_rate{48000};
@@ -204,5 +203,4 @@ AudOutU::AudOutU() : ServiceFramework("audout:u") {
     RegisterHandlers(functions);
 }
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/audout_u.h b/src/core/hle/service/audio/audout_u.h
index 7fbce2225..1f9bb9bcf 100644
--- a/src/core/hle/service/audio/audout_u.h
+++ b/src/core/hle/service/audio/audout_u.h
@@ -10,8 +10,7 @@ namespace Kernel {
 class HLERequestContext;
 }
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 class IAudioOut;
 
@@ -37,5 +36,4 @@ private:
     };
 };
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/audrec_u.cpp b/src/core/hle/service/audio/audrec_u.cpp
index 953104f19..b2be10919 100644
--- a/src/core/hle/service/audio/audrec_u.cpp
+++ b/src/core/hle/service/audio/audrec_u.cpp
@@ -7,8 +7,7 @@
 #include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/audio/audrec_u.h"
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 class IFinalOutputRecorder final : public ServiceFramework<IFinalOutputRecorder> {
 public:
@@ -36,5 +35,4 @@ AudRecU::AudRecU() : ServiceFramework("audrec:u") {
     RegisterHandlers(functions);
 }
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/audrec_u.h b/src/core/hle/service/audio/audrec_u.h
index c31e412c1..46daa33a4 100644
--- a/src/core/hle/service/audio/audrec_u.h
+++ b/src/core/hle/service/audio/audrec_u.h
@@ -10,8 +10,7 @@ namespace Kernel {
 class HLERequestContext;
 }
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 class AudRecU final : public ServiceFramework<AudRecU> {
 public:
@@ -19,5 +18,4 @@ public:
     ~AudRecU() = default;
 };
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/audren_u.cpp b/src/core/hle/service/audio/audren_u.cpp
index 0e78c57e9..d9245cb19 100644
--- a/src/core/hle/service/audio/audren_u.cpp
+++ b/src/core/hle/service/audio/audren_u.cpp
@@ -9,8 +9,7 @@
 #include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/audio/audren_u.h"
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 /// TODO(bunnei): Find a proper value for the audio_ticks
 constexpr u64 audio_ticks{static_cast<u64>(BASE_CLOCK_RATE / 200)};
@@ -272,5 +271,4 @@ void AudRenU::GetAudioDevice(Kernel::HLERequestContext& ctx) {
     LOG_DEBUG(Service_Audio, "called");
 }
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/audren_u.h b/src/core/hle/service/audio/audren_u.h
index f59d1627d..71b632e80 100644
--- a/src/core/hle/service/audio/audren_u.h
+++ b/src/core/hle/service/audio/audren_u.h
@@ -10,8 +10,7 @@ namespace Kernel {
 class HLERequestContext;
 }
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 class AudRenU final : public ServiceFramework<AudRenU> {
 public:
@@ -24,5 +23,4 @@ private:
     void GetAudioDevice(Kernel::HLERequestContext& ctx);
 };
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/codecctl.cpp b/src/core/hle/service/audio/codecctl.cpp
index 1c86d8d17..ba0f1d228 100644
--- a/src/core/hle/service/audio/codecctl.cpp
+++ b/src/core/hle/service/audio/codecctl.cpp
@@ -7,8 +7,7 @@
 #include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/audio/codecctl.h"
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 CodecCtl::CodecCtl() : ServiceFramework("codecctl") {
     static const FunctionInfo functions[] = {
@@ -29,5 +28,4 @@ CodecCtl::CodecCtl() : ServiceFramework("codecctl") {
     RegisterHandlers(functions);
 }
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/audio/codecctl.h b/src/core/hle/service/audio/codecctl.h
index 1121ab0b1..d9ac29b67 100644
--- a/src/core/hle/service/audio/codecctl.h
+++ b/src/core/hle/service/audio/codecctl.h
@@ -10,8 +10,7 @@ namespace Kernel {
 class HLERequestContext;
 }
 
-namespace Service {
-namespace Audio {
+namespace Service::Audio {
 
 class CodecCtl final : public ServiceFramework<CodecCtl> {
 public:
@@ -19,5 +18,4 @@ public:
     ~CodecCtl() = default;
 };
 
-} // namespace Audio
-} // namespace Service
+} // namespace Service::Audio
diff --git a/src/core/hle/service/fatal/fatal.cpp b/src/core/hle/service/fatal/fatal.cpp
index 1a18e0051..41d58f999 100644
--- a/src/core/hle/service/fatal/fatal.cpp
+++ b/src/core/hle/service/fatal/fatal.cpp
@@ -8,8 +8,7 @@
 #include "core/hle/service/fatal/fatal_p.h"
 #include "core/hle/service/fatal/fatal_u.h"
 
-namespace Service {
-namespace Fatal {
+namespace Service::Fatal {
 
 Module::Interface::Interface(std::shared_ptr<Module> module, const char* name)
     : ServiceFramework(name), module(std::move(module)) {}
@@ -34,5 +33,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<Fatal_U>(module)->InstallAsService(service_manager);
 }
 
-} // namespace Fatal
-} // namespace Service
+} // namespace Service::Fatal
diff --git a/src/core/hle/service/fatal/fatal.h b/src/core/hle/service/fatal/fatal.h
index 85272b4be..2d8d08320 100644
--- a/src/core/hle/service/fatal/fatal.h
+++ b/src/core/hle/service/fatal/fatal.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Fatal {
+namespace Service::Fatal {
 
 class Module final {
 public:
@@ -25,5 +24,4 @@ public:
 
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace Fatal
-} // namespace Service
+} // namespace Service::Fatal
diff --git a/src/core/hle/service/fatal/fatal_p.cpp b/src/core/hle/service/fatal/fatal_p.cpp
index ba194e340..a5254ac2f 100644
--- a/src/core/hle/service/fatal/fatal_p.cpp
+++ b/src/core/hle/service/fatal/fatal_p.cpp
@@ -4,11 +4,9 @@
 
 #include "core/hle/service/fatal/fatal_p.h"
 
-namespace Service {
-namespace Fatal {
+namespace Service::Fatal {
 
 Fatal_P::Fatal_P(std::shared_ptr<Module> module)
     : Module::Interface(std::move(module), "fatal:p") {}
 
-} // namespace Fatal
-} // namespace Service
+} // namespace Service::Fatal
diff --git a/src/core/hle/service/fatal/fatal_p.h b/src/core/hle/service/fatal/fatal_p.h
index d77b24bc4..bfd8c8b74 100644
--- a/src/core/hle/service/fatal/fatal_p.h
+++ b/src/core/hle/service/fatal/fatal_p.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/fatal/fatal.h"
 
-namespace Service {
-namespace Fatal {
+namespace Service::Fatal {
 
 class Fatal_P final : public Module::Interface {
 public:
     explicit Fatal_P(std::shared_ptr<Module> module);
 };
 
-} // namespace Fatal
-} // namespace Service
+} // namespace Service::Fatal
diff --git a/src/core/hle/service/fatal/fatal_u.cpp b/src/core/hle/service/fatal/fatal_u.cpp
index 065cc868d..26aa9f3b7 100644
--- a/src/core/hle/service/fatal/fatal_u.cpp
+++ b/src/core/hle/service/fatal/fatal_u.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/fatal/fatal_u.h"
 
-namespace Service {
-namespace Fatal {
+namespace Service::Fatal {
 
 Fatal_U::Fatal_U(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "fatal:u") {
     static const FunctionInfo functions[] = {
@@ -15,5 +14,4 @@ Fatal_U::Fatal_U(std::shared_ptr<Module> module) : Module::Interface(std::move(m
     RegisterHandlers(functions);
 }
 
-} // namespace Fatal
-} // namespace Service
+} // namespace Service::Fatal
diff --git a/src/core/hle/service/fatal/fatal_u.h b/src/core/hle/service/fatal/fatal_u.h
index 22374755e..9b1a9e97a 100644
--- a/src/core/hle/service/fatal/fatal_u.h
+++ b/src/core/hle/service/fatal/fatal_u.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/fatal/fatal.h"
 
-namespace Service {
-namespace Fatal {
+namespace Service::Fatal {
 
 class Fatal_U final : public Module::Interface {
 public:
     explicit Fatal_U(std::shared_ptr<Module> module);
 };
 
-} // namespace Fatal
-} // namespace Service
+} // namespace Service::Fatal
diff --git a/src/core/hle/service/filesystem/filesystem.cpp b/src/core/hle/service/filesystem/filesystem.cpp
index 945832e98..9e504992f 100644
--- a/src/core/hle/service/filesystem/filesystem.cpp
+++ b/src/core/hle/service/filesystem/filesystem.cpp
@@ -10,8 +10,7 @@
 #include "core/hle/service/filesystem/filesystem.h"
 #include "core/hle/service/filesystem/fsp_srv.h"
 
-namespace Service {
-namespace FileSystem {
+namespace Service::FileSystem {
 
 /**
  * Map of registered file systems, identified by type. Once an file system is registered here, it
@@ -75,5 +74,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<FSP_SRV>()->InstallAsService(service_manager);
 }
 
-} // namespace FileSystem
-} // namespace Service
+} // namespace Service::FileSystem
diff --git a/src/core/hle/service/filesystem/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp_srv.cpp
index 45accbf0e..2f476c869 100644
--- a/src/core/hle/service/filesystem/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp_srv.cpp
@@ -14,8 +14,7 @@
 #include "core/hle/service/filesystem/filesystem.h"
 #include "core/hle/service/filesystem/fsp_srv.h"
 
-namespace Service {
-namespace FileSystem {
+namespace Service::FileSystem {
 
 class IStorage final : public ServiceFramework<IStorage> {
 public:
@@ -573,5 +572,4 @@ void FSP_SRV::OpenRomStorage(Kernel::HLERequestContext& ctx) {
     OpenDataStorageByCurrentProcess(ctx);
 }
 
-} // namespace FileSystem
-} // namespace Service
+} // namespace Service::FileSystem
diff --git a/src/core/hle/service/filesystem/fsp_srv.h b/src/core/hle/service/filesystem/fsp_srv.h
index 6dc5874c0..acb78fac1 100644
--- a/src/core/hle/service/filesystem/fsp_srv.h
+++ b/src/core/hle/service/filesystem/fsp_srv.h
@@ -11,8 +11,7 @@ namespace FileSys {
 class FileSystemBackend;
 }
 
-namespace Service {
-namespace FileSystem {
+namespace Service::FileSystem {
 
 class FSP_SRV final : public ServiceFramework<FSP_SRV> {
 public:
@@ -33,5 +32,4 @@ private:
     std::unique_ptr<FileSys::FileSystemBackend> romfs;
 };
 
-} // namespace FileSystem
-} // namespace Service
+} // namespace Service::FileSystem
diff --git a/src/core/hle/service/friend/friend.cpp b/src/core/hle/service/friend/friend.cpp
index 051448b2a..c98a46e05 100644
--- a/src/core/hle/service/friend/friend.cpp
+++ b/src/core/hle/service/friend/friend.cpp
@@ -8,8 +8,7 @@
 #include "core/hle/service/friend/friend_a.h"
 #include "core/hle/service/friend/friend_u.h"
 
-namespace Service {
-namespace Friend {
+namespace Service::Friend {
 
 void Module::Interface::CreateFriendService(Kernel::HLERequestContext& ctx) {
     IPC::ResponseBuilder rb{ctx, 2};
@@ -26,5 +25,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<Friend_U>(module)->InstallAsService(service_manager);
 }
 
-} // namespace Friend
-} // namespace Service
+} // namespace Service::Friend
diff --git a/src/core/hle/service/friend/friend.h b/src/core/hle/service/friend/friend.h
index 2b21b4e15..4b72115c0 100644
--- a/src/core/hle/service/friend/friend.h
+++ b/src/core/hle/service/friend/friend.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Friend {
+namespace Service::Friend {
 
 class Module final {
 public:
@@ -25,5 +24,4 @@ public:
 /// Registers all Friend services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace Friend
-} // namespace Service
+} // namespace Service::Friend
diff --git a/src/core/hle/service/friend/friend_a.cpp b/src/core/hle/service/friend/friend_a.cpp
index d64fe846a..a2cc81926 100644
--- a/src/core/hle/service/friend/friend_a.cpp
+++ b/src/core/hle/service/friend/friend_a.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/friend/friend_a.h"
 
-namespace Service {
-namespace Friend {
+namespace Service::Friend {
 
 Friend_A::Friend_A(std::shared_ptr<Module> module)
     : Module::Interface(std::move(module), "friend:a") {
@@ -16,5 +15,4 @@ Friend_A::Friend_A(std::shared_ptr<Module> module)
     RegisterHandlers(functions);
 }
 
-} // namespace Friend
-} // namespace Service
+} // namespace Service::Friend
diff --git a/src/core/hle/service/friend/friend_a.h b/src/core/hle/service/friend/friend_a.h
index 68fa58297..81257583b 100644
--- a/src/core/hle/service/friend/friend_a.h
+++ b/src/core/hle/service/friend/friend_a.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/friend/friend.h"
 
-namespace Service {
-namespace Friend {
+namespace Service::Friend {
 
 class Friend_A final : public Module::Interface {
 public:
     explicit Friend_A(std::shared_ptr<Module> module);
 };
 
-} // namespace Friend
-} // namespace Service
+} // namespace Service::Friend
diff --git a/src/core/hle/service/friend/friend_u.cpp b/src/core/hle/service/friend/friend_u.cpp
index 9a4b05b38..90b30883f 100644
--- a/src/core/hle/service/friend/friend_u.cpp
+++ b/src/core/hle/service/friend/friend_u.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/friend/friend_u.h"
 
-namespace Service {
-namespace Friend {
+namespace Service::Friend {
 
 Friend_U::Friend_U(std::shared_ptr<Module> module)
     : Module::Interface(std::move(module), "friend:u") {
@@ -16,5 +15,4 @@ Friend_U::Friend_U(std::shared_ptr<Module> module)
     RegisterHandlers(functions);
 }
 
-} // namespace Friend
-} // namespace Service
+} // namespace Service::Friend
diff --git a/src/core/hle/service/friend/friend_u.h b/src/core/hle/service/friend/friend_u.h
index 6be49ff01..0d953d807 100644
--- a/src/core/hle/service/friend/friend_u.h
+++ b/src/core/hle/service/friend/friend_u.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/friend/friend.h"
 
-namespace Service {
-namespace Friend {
+namespace Service::Friend {
 
 class Friend_U final : public Module::Interface {
 public:
     explicit Friend_U(std::shared_ptr<Module> module);
 };
 
-} // namespace Friend
-} // namespace Service
+} // namespace Service::Friend
diff --git a/src/core/hle/service/hid/hid.cpp b/src/core/hle/service/hid/hid.cpp
index b59c52f07..aad5e688b 100644
--- a/src/core/hle/service/hid/hid.cpp
+++ b/src/core/hle/service/hid/hid.cpp
@@ -14,8 +14,7 @@
 #include "core/hle/service/hid/hid.h"
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace HID {
+namespace Service::HID {
 
 // Updating period for each HID device.
 // TODO(shinyquagsire23): These need better values.
@@ -434,5 +433,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<Hid>()->InstallAsService(service_manager);
 }
 
-} // namespace HID
-} // namespace Service
+} // namespace Service::HID
diff --git a/src/core/hle/service/hid/hid.h b/src/core/hle/service/hid/hid.h
index 3de9adb4b..350174ccd 100644
--- a/src/core/hle/service/hid/hid.h
+++ b/src/core/hle/service/hid/hid.h
@@ -7,8 +7,7 @@
 #include "core/hle/service/service.h"
 #include "core/settings.h"
 
-namespace Service {
-namespace HID {
+namespace Service::HID {
 
 // Begin enums and output structs
 
@@ -337,5 +336,4 @@ void ReloadInputDevices();
 /// Registers all HID services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace HID
-} // namespace Service
+} // namespace Service::HID
diff --git a/src/core/hle/service/lm/lm.cpp b/src/core/hle/service/lm/lm.cpp
index b8e53d2c7..b87172dff 100644
--- a/src/core/hle/service/lm/lm.cpp
+++ b/src/core/hle/service/lm/lm.cpp
@@ -9,8 +9,7 @@
 #include "core/hle/kernel/client_session.h"
 #include "core/hle/service/lm/lm.h"
 
-namespace Service {
-namespace LM {
+namespace Service::LM {
 
 class Logger final : public ServiceFramework<Logger> {
 public:
@@ -189,5 +188,4 @@ LM::LM() : ServiceFramework("lm") {
     RegisterHandlers(functions);
 }
 
-} // namespace LM
-} // namespace Service
+} // namespace Service::LM
diff --git a/src/core/hle/service/lm/lm.h b/src/core/hle/service/lm/lm.h
index 371135057..63d6506fe 100644
--- a/src/core/hle/service/lm/lm.h
+++ b/src/core/hle/service/lm/lm.h
@@ -8,8 +8,7 @@
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace LM {
+namespace Service::LM {
 
 class LM final : public ServiceFramework<LM> {
 public:
@@ -23,5 +22,4 @@ private:
 /// Registers all LM services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace LM
-} // namespace Service
+} // namespace Service::LM
diff --git a/src/core/hle/service/nfp/nfp.cpp b/src/core/hle/service/nfp/nfp.cpp
index 49870841c..91e5f527a 100644
--- a/src/core/hle/service/nfp/nfp.cpp
+++ b/src/core/hle/service/nfp/nfp.cpp
@@ -7,8 +7,7 @@
 #include "core/hle/service/nfp/nfp.h"
 #include "core/hle/service/nfp/nfp_user.h"
 
-namespace Service {
-namespace NFP {
+namespace Service::NFP {
 
 Module::Interface::Interface(std::shared_ptr<Module> module, const char* name)
     : ServiceFramework(name), module(std::move(module)) {}
@@ -24,5 +23,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<NFP_User>(module)->InstallAsService(service_manager);
 }
 
-} // namespace NFP
-} // namespace Service
+} // namespace Service::NFP
diff --git a/src/core/hle/service/nfp/nfp.h b/src/core/hle/service/nfp/nfp.h
index 1163e9954..095209ad8 100644
--- a/src/core/hle/service/nfp/nfp.h
+++ b/src/core/hle/service/nfp/nfp.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace NFP {
+namespace Service::NFP {
 
 class Module final {
 public:
@@ -24,5 +23,4 @@ public:
 
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace NFP
-} // namespace Service
+} // namespace Service::NFP
diff --git a/src/core/hle/service/nfp/nfp_user.cpp b/src/core/hle/service/nfp/nfp_user.cpp
index 14e5647c4..e94c271e7 100644
--- a/src/core/hle/service/nfp/nfp_user.cpp
+++ b/src/core/hle/service/nfp/nfp_user.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/nfp/nfp_user.h"
 
-namespace Service {
-namespace NFP {
+namespace Service::NFP {
 
 NFP_User::NFP_User(std::shared_ptr<Module> module)
     : Module::Interface(std::move(module), "nfp:user") {
@@ -15,5 +14,4 @@ NFP_User::NFP_User(std::shared_ptr<Module> module)
     RegisterHandlers(functions);
 }
 
-} // namespace NFP
-} // namespace Service
+} // namespace Service::NFP
diff --git a/src/core/hle/service/nfp/nfp_user.h b/src/core/hle/service/nfp/nfp_user.h
index 1606444ca..700043114 100644
--- a/src/core/hle/service/nfp/nfp_user.h
+++ b/src/core/hle/service/nfp/nfp_user.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/nfp/nfp.h"
 
-namespace Service {
-namespace NFP {
+namespace Service::NFP {
 
 class NFP_User final : public Module::Interface {
 public:
     explicit NFP_User(std::shared_ptr<Module> module);
 };
 
-} // namespace NFP
-} // namespace Service
+} // namespace Service::NFP
diff --git a/src/core/hle/service/nifm/nifm.cpp b/src/core/hle/service/nifm/nifm.cpp
index b32112db3..df1e7f8fe 100644
--- a/src/core/hle/service/nifm/nifm.cpp
+++ b/src/core/hle/service/nifm/nifm.cpp
@@ -9,8 +9,7 @@
 #include "core/hle/service/nifm/nifm_s.h"
 #include "core/hle/service/nifm/nifm_u.h"
 
-namespace Service {
-namespace NIFM {
+namespace Service::NIFM {
 
 class IScanRequest final : public ServiceFramework<IScanRequest> {
 public:
@@ -208,5 +207,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<NIFM_U>(module)->InstallAsService(service_manager);
 }
 
-} // namespace NIFM
-} // namespace Service
+} // namespace Service::NIFM
diff --git a/src/core/hle/service/nifm/nifm.h b/src/core/hle/service/nifm/nifm.h
index 11d263b12..4ad3f3bcf 100644
--- a/src/core/hle/service/nifm/nifm.h
+++ b/src/core/hle/service/nifm/nifm.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace NIFM {
+namespace Service::NIFM {
 
 class Module final {
 public:
@@ -25,5 +24,4 @@ public:
 
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace NIFM
-} // namespace Service
+} // namespace Service::NIFM
diff --git a/src/core/hle/service/nifm/nifm_a.cpp b/src/core/hle/service/nifm/nifm_a.cpp
index f75df8c04..b7f296a20 100644
--- a/src/core/hle/service/nifm/nifm_a.cpp
+++ b/src/core/hle/service/nifm/nifm_a.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/nifm/nifm_a.h"
 
-namespace Service {
-namespace NIFM {
+namespace Service::NIFM {
 
 NIFM_A::NIFM_A(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "nifm:a") {
     static const FunctionInfo functions[] = {
@@ -15,5 +14,4 @@ NIFM_A::NIFM_A(std::shared_ptr<Module> module) : Module::Interface(std::move(mod
     RegisterHandlers(functions);
 }
 
-} // namespace NIFM
-} // namespace Service
+} // namespace Service::NIFM
diff --git a/src/core/hle/service/nifm/nifm_a.h b/src/core/hle/service/nifm/nifm_a.h
index eaea14e29..c3ba33110 100644
--- a/src/core/hle/service/nifm/nifm_a.h
+++ b/src/core/hle/service/nifm/nifm_a.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/nifm/nifm.h"
 
-namespace Service {
-namespace NIFM {
+namespace Service::NIFM {
 
 class NIFM_A final : public Module::Interface {
 public:
     explicit NIFM_A(std::shared_ptr<Module> module);
 };
 
-} // namespace NIFM
-} // namespace Service
+} // namespace Service::NIFM
diff --git a/src/core/hle/service/nifm/nifm_s.cpp b/src/core/hle/service/nifm/nifm_s.cpp
index 9c0b300e4..96e3c0cee 100644
--- a/src/core/hle/service/nifm/nifm_s.cpp
+++ b/src/core/hle/service/nifm/nifm_s.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/nifm/nifm_s.h"
 
-namespace Service {
-namespace NIFM {
+namespace Service::NIFM {
 
 NIFM_S::NIFM_S(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "nifm:s") {
     static const FunctionInfo functions[] = {
@@ -15,5 +14,4 @@ NIFM_S::NIFM_S(std::shared_ptr<Module> module) : Module::Interface(std::move(mod
     RegisterHandlers(functions);
 }
 
-} // namespace NIFM
-} // namespace Service
+} // namespace Service::NIFM
diff --git a/src/core/hle/service/nifm/nifm_s.h b/src/core/hle/service/nifm/nifm_s.h
index f9e2d8039..8d1635a5d 100644
--- a/src/core/hle/service/nifm/nifm_s.h
+++ b/src/core/hle/service/nifm/nifm_s.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/nifm/nifm.h"
 
-namespace Service {
-namespace NIFM {
+namespace Service::NIFM {
 
 class NIFM_S final : public Module::Interface {
 public:
     explicit NIFM_S(std::shared_ptr<Module> module);
 };
 
-} // namespace NIFM
-} // namespace Service
+} // namespace Service::NIFM
diff --git a/src/core/hle/service/nifm/nifm_u.cpp b/src/core/hle/service/nifm/nifm_u.cpp
index 44e6f483d..8cb75b903 100644
--- a/src/core/hle/service/nifm/nifm_u.cpp
+++ b/src/core/hle/service/nifm/nifm_u.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/nifm/nifm_u.h"
 
-namespace Service {
-namespace NIFM {
+namespace Service::NIFM {
 
 NIFM_U::NIFM_U(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "nifm:u") {
     static const FunctionInfo functions[] = {
@@ -15,5 +14,4 @@ NIFM_U::NIFM_U(std::shared_ptr<Module> module) : Module::Interface(std::move(mod
     RegisterHandlers(functions);
 }
 
-} // namespace NIFM
-} // namespace Service
+} // namespace Service::NIFM
diff --git a/src/core/hle/service/nifm/nifm_u.h b/src/core/hle/service/nifm/nifm_u.h
index 912006775..def9726b1 100644
--- a/src/core/hle/service/nifm/nifm_u.h
+++ b/src/core/hle/service/nifm/nifm_u.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/nifm/nifm.h"
 
-namespace Service {
-namespace NIFM {
+namespace Service::NIFM {
 
 class NIFM_U final : public Module::Interface {
 public:
     explicit NIFM_U(std::shared_ptr<Module> module);
 };
 
-} // namespace NIFM
-} // namespace Service
+} // namespace Service::NIFM
diff --git a/src/core/hle/service/ns/ns.cpp b/src/core/hle/service/ns/ns.cpp
index 45681c50f..89c703310 100644
--- a/src/core/hle/service/ns/ns.cpp
+++ b/src/core/hle/service/ns/ns.cpp
@@ -5,12 +5,10 @@
 #include "core/hle/service/ns/ns.h"
 #include "core/hle/service/ns/pl_u.h"
 
-namespace Service {
-namespace NS {
+namespace Service::NS {
 
 void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<PL_U>()->InstallAsService(service_manager);
 }
 
-} // namespace NS
-} // namespace Service
+} // namespace Service::NS
diff --git a/src/core/hle/service/ns/ns.h b/src/core/hle/service/ns/ns.h
index a4b7e3ded..b81ca8f1e 100644
--- a/src/core/hle/service/ns/ns.h
+++ b/src/core/hle/service/ns/ns.h
@@ -6,11 +6,9 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace NS {
+namespace Service::NS {
 
 /// Registers all NS services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace NS
-} // namespace Service
+} // namespace Service::NS
diff --git a/src/core/hle/service/ns/pl_u.cpp b/src/core/hle/service/ns/pl_u.cpp
index 7ff1ab664..c416ad720 100644
--- a/src/core/hle/service/ns/pl_u.cpp
+++ b/src/core/hle/service/ns/pl_u.cpp
@@ -8,8 +8,7 @@
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/service/ns/pl_u.h"
 
-namespace Service {
-namespace NS {
+namespace Service::NS {
 
 struct FontRegion {
     u32 offset;
@@ -117,5 +116,4 @@ void PL_U::GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx) {
     rb.PushCopyObjects(shared_font_mem);
 }
 
-} // namespace NS
-} // namespace Service
+} // namespace Service::NS
diff --git a/src/core/hle/service/ns/pl_u.h b/src/core/hle/service/ns/pl_u.h
index 360482d13..b175c9c44 100644
--- a/src/core/hle/service/ns/pl_u.h
+++ b/src/core/hle/service/ns/pl_u.h
@@ -8,8 +8,7 @@
 #include "core/hle/kernel/shared_memory.h"
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace NS {
+namespace Service::NS {
 
 class PL_U final : public ServiceFramework<PL_U> {
 public:
@@ -30,5 +29,4 @@ private:
     std::shared_ptr<std::vector<u8>> shared_font;
 };
 
-} // namespace NS
-} // namespace Service
+} // namespace Service::NS
diff --git a/src/core/hle/service/nvdrv/devices/nvdevice.h b/src/core/hle/service/nvdrv/devices/nvdevice.h
index cdc25b059..0f02a1a18 100644
--- a/src/core/hle/service/nvdrv/devices/nvdevice.h
+++ b/src/core/hle/service/nvdrv/devices/nvdevice.h
@@ -9,9 +9,7 @@
 #include "common/common_types.h"
 #include "common/swap.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 /// Represents an abstract nvidia device node. It is to be subclassed by concrete device nodes to
 /// implement the ioctl interface.
@@ -38,6 +36,4 @@ public:
     virtual u32 ioctl(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) = 0;
 };
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
index 87b3a2d74..61f22b1a5 100644
--- a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
@@ -10,9 +10,7 @@
 #include "video_core/renderer_base.h"
 #include "video_core/video_core.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 u32 nvdisp_disp0::ioctl(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) {
     UNIMPLEMENTED();
@@ -35,6 +33,4 @@ void nvdisp_disp0::flip(u32 buffer_handle, u32 offset, u32 format, u32 width, u3
     VideoCore::g_renderer->SwapBuffers(framebuffer);
 }
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.h b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.h
index 66f56f23d..3d3979723 100644
--- a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.h
+++ b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.h
@@ -10,9 +10,7 @@
 #include "core/hle/service/nvdrv/devices/nvdevice.h"
 #include "core/hle/service/nvflinger/buffer_queue.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 class nvmap;
 
@@ -31,6 +29,4 @@ private:
     std::shared_ptr<nvmap> nvmap_dev;
 };
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp
index 9892402fa..71e844959 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp
@@ -9,9 +9,7 @@
 #include "core/hle/service/nvdrv/devices/nvhost_as_gpu.h"
 #include "core/hle/service/nvdrv/devices/nvmap.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 u32 nvhost_as_gpu::ioctl(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) {
     LOG_DEBUG(Service_NVDRV, "called, command=0x%08x, input_size=0x%zx, output_size=0x%zx",
@@ -115,6 +113,4 @@ u32 nvhost_as_gpu::GetVARegions(const std::vector<u8>& input, std::vector<u8>& o
     return 0;
 }
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.h b/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.h
index f8a60cce7..d86c3ebd9 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.h
+++ b/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.h
@@ -11,9 +11,7 @@
 #include "common/swap.h"
 #include "core/hle/service/nvdrv/devices/nvdevice.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 class nvmap;
 
@@ -100,6 +98,4 @@ private:
     std::shared_ptr<nvmap> nvmap_dev;
 };
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
index 45711d686..660a0f665 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
@@ -6,9 +6,7 @@
 #include "common/logging/log.h"
 #include "core/hle/service/nvdrv/devices/nvhost_ctrl.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 u32 nvhost_ctrl::ioctl(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) {
     LOG_DEBUG(Service_NVDRV, "called, command=0x%08x, input_size=0x%zx, output_size=0x%zx",
@@ -59,6 +57,4 @@ u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>&
     return 0;
 }
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.h b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.h
index 0ca01aa6d..76a8b33c2 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.h
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.h
@@ -11,9 +11,7 @@
 #include "common/common_types.h"
 #include "core/hle/service/nvdrv/devices/nvdevice.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 class nvhost_ctrl final : public nvdevice {
 public:
@@ -55,6 +53,4 @@ private:
     u32 IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>& output);
 };
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
index 3b353d742..18ea12ef5 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
@@ -7,9 +7,7 @@
 #include "common/logging/log.h"
 #include "core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 u32 nvhost_ctrl_gpu::ioctl(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) {
     LOG_DEBUG(Service_NVDRV, "called, command=0x%08x, input_size=0x%zx, output_size=0x%zx",
@@ -122,6 +120,4 @@ u32 nvhost_ctrl_gpu::ZCullGetInfo(const std::vector<u8>& input, std::vector<u8>&
     return 0;
 }
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h
index dc0476993..31040cdbe 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h
@@ -9,9 +9,7 @@
 #include "common/swap.h"
 #include "core/hle/service/nvdrv/devices/nvdevice.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 class nvhost_ctrl_gpu final : public nvdevice {
 public:
@@ -125,6 +123,5 @@ private:
     u32 ZCullGetCtxSize(const std::vector<u8>& input, std::vector<u8>& output);
     u32 ZCullGetInfo(const std::vector<u8>& input, std::vector<u8>& output);
 };
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
index da44c65f3..a16e90457 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
@@ -9,9 +9,7 @@
 #include "core/core.h"
 #include "core/hle/service/nvdrv/devices/nvhost_gpu.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 u32 nvhost_gpu::ioctl(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) {
     LOG_DEBUG(Service_NVDRV, "called, command=0x%08x, input_size=0x%zx, output_size=0x%zx",
@@ -142,6 +140,4 @@ u32 nvhost_gpu::SubmitGPFIFO(const std::vector<u8>& input, std::vector<u8>& outp
     return 0;
 }
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_gpu.h b/src/core/hle/service/nvdrv/devices/nvhost_gpu.h
index e7e9a0088..703c36bbb 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_gpu.h
+++ b/src/core/hle/service/nvdrv/devices/nvhost_gpu.h
@@ -10,9 +10,7 @@
 #include "common/swap.h"
 #include "core/hle/service/nvdrv/devices/nvdevice.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 class nvmap;
 constexpr u32 NVGPU_IOCTL_MAGIC('H');
@@ -139,6 +137,4 @@ private:
     std::shared_ptr<nvmap> nvmap_dev;
 };
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvmap.cpp b/src/core/hle/service/nvdrv/devices/nvmap.cpp
index b3842eb4c..4bb1f57f6 100644
--- a/src/core/hle/service/nvdrv/devices/nvmap.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvmap.cpp
@@ -9,9 +9,7 @@
 #include "common/logging/log.h"
 #include "core/hle/service/nvdrv/devices/nvmap.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 VAddr nvmap::GetObjectAddress(u32 handle) const {
     auto object = GetObject(handle);
@@ -144,6 +142,4 @@ u32 nvmap::IocParam(const std::vector<u8>& input, std::vector<u8>& output) {
     return 0;
 }
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvmap.h b/src/core/hle/service/nvdrv/devices/nvmap.h
index 4681e438b..431eb3773 100644
--- a/src/core/hle/service/nvdrv/devices/nvmap.h
+++ b/src/core/hle/service/nvdrv/devices/nvmap.h
@@ -12,9 +12,7 @@
 #include "common/swap.h"
 #include "core/hle/service/nvdrv/devices/nvdevice.h"
 
-namespace Service {
-namespace Nvidia {
-namespace Devices {
+namespace Service::Nvidia::Devices {
 
 class nvmap final : public nvdevice {
 public:
@@ -111,6 +109,4 @@ private:
     u32 IocParam(const std::vector<u8>& input, std::vector<u8>& output);
 };
 
-} // namespace Devices
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/interface.cpp b/src/core/hle/service/nvdrv/interface.cpp
index 567c2cd7c..d0d64a840 100644
--- a/src/core/hle/service/nvdrv/interface.cpp
+++ b/src/core/hle/service/nvdrv/interface.cpp
@@ -9,8 +9,7 @@
 #include "core/hle/service/nvdrv/interface.h"
 #include "core/hle/service/nvdrv/nvdrv.h"
 
-namespace Service {
-namespace Nvidia {
+namespace Service::Nvidia {
 
 void NVDRV::Open(Kernel::HLERequestContext& ctx) {
     LOG_DEBUG(Service_NVDRV, "called");
@@ -111,5 +110,4 @@ NVDRV::NVDRV(std::shared_ptr<Module> nvdrv, const char* name)
     query_event = Kernel::Event::Create(Kernel::ResetType::OneShot, "NVDRV::query_event");
 }
 
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia
diff --git a/src/core/hle/service/nvdrv/interface.h b/src/core/hle/service/nvdrv/interface.h
index daf2302af..959b5ba29 100644
--- a/src/core/hle/service/nvdrv/interface.h
+++ b/src/core/hle/service/nvdrv/interface.h
@@ -10,8 +10,7 @@
 #include "core/hle/service/nvdrv/nvdrv.h"
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Nvidia {
+namespace Service::Nvidia {
 
 class NVDRV final : public ServiceFramework<NVDRV> {
 public:
@@ -34,5 +33,4 @@ private:
     Kernel::SharedPtr<Kernel::Event> query_event;
 };
 
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia
diff --git a/src/core/hle/service/nvdrv/nvdrv.cpp b/src/core/hle/service/nvdrv/nvdrv.cpp
index ea00240e6..170420418 100644
--- a/src/core/hle/service/nvdrv/nvdrv.cpp
+++ b/src/core/hle/service/nvdrv/nvdrv.cpp
@@ -14,8 +14,7 @@
 #include "core/hle/service/nvdrv/nvdrv.h"
 #include "core/hle/service/nvdrv/nvmemp.h"
 
-namespace Service {
-namespace Nvidia {
+namespace Service::Nvidia {
 
 std::weak_ptr<Module> nvdrv;
 
@@ -69,5 +68,4 @@ ResultCode Module::Close(u32 fd) {
     return RESULT_SUCCESS;
 }
 
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia
diff --git a/src/core/hle/service/nvdrv/nvdrv.h b/src/core/hle/service/nvdrv/nvdrv.h
index 6a55ff96d..579940817 100644
--- a/src/core/hle/service/nvdrv/nvdrv.h
+++ b/src/core/hle/service/nvdrv/nvdrv.h
@@ -10,8 +10,7 @@
 #include "common/common_types.h"
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Nvidia {
+namespace Service::Nvidia {
 
 namespace Devices {
 class nvdevice;
@@ -61,5 +60,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager);
 
 extern std::weak_ptr<Module> nvdrv;
 
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia
diff --git a/src/core/hle/service/nvdrv/nvmemp.cpp b/src/core/hle/service/nvdrv/nvmemp.cpp
index 35d6c0c13..9ca6e5512 100644
--- a/src/core/hle/service/nvdrv/nvmemp.cpp
+++ b/src/core/hle/service/nvdrv/nvmemp.cpp
@@ -8,8 +8,7 @@
 #include "core/hle/service/nvdrv/nvdrv.h"
 #include "core/hle/service/nvdrv/nvmemp.h"
 
-namespace Service {
-namespace Nvidia {
+namespace Service::Nvidia {
 
 NVMEMP::NVMEMP() : ServiceFramework("nvmemp") {
     static const FunctionInfo functions[] = {
@@ -27,5 +26,4 @@ void NVMEMP::Cmd1(Kernel::HLERequestContext& ctx) {
     UNIMPLEMENTED();
 }
 
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia
diff --git a/src/core/hle/service/nvdrv/nvmemp.h b/src/core/hle/service/nvdrv/nvmemp.h
index fb16026b0..dfdcabf4a 100644
--- a/src/core/hle/service/nvdrv/nvmemp.h
+++ b/src/core/hle/service/nvdrv/nvmemp.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Nvidia {
+namespace Service::Nvidia {
 
 class NVMEMP final : public ServiceFramework<NVMEMP> {
 public:
@@ -19,5 +18,4 @@ private:
     void Cmd1(Kernel::HLERequestContext& ctx);
 };
 
-} // namespace Nvidia
-} // namespace Service
+} // namespace Service::Nvidia
diff --git a/src/core/hle/service/nvflinger/buffer_queue.cpp b/src/core/hle/service/nvflinger/buffer_queue.cpp
index e4ff2e267..03a4fed59 100644
--- a/src/core/hle/service/nvflinger/buffer_queue.cpp
+++ b/src/core/hle/service/nvflinger/buffer_queue.cpp
@@ -9,8 +9,7 @@
 #include "core/core_timing.h"
 #include "core/hle/service/nvflinger/buffer_queue.h"
 
-namespace Service {
-namespace NVFlinger {
+namespace Service::NVFlinger {
 
 BufferQueue::BufferQueue(u32 id, u64 layer_id) : id(id), layer_id(layer_id) {
     native_handle = Kernel::Event::Create(Kernel::ResetType::OneShot, "BufferQueue NativeHandle");
@@ -111,5 +110,4 @@ void BufferQueue::SetBufferWaitEvent(Kernel::SharedPtr<Kernel::Event>&& wait_eve
     buffer_wait_event = std::move(wait_event);
 }
 
-} // namespace NVFlinger
-} // namespace Service
+} // namespace Service::NVFlinger
diff --git a/src/core/hle/service/nvflinger/buffer_queue.h b/src/core/hle/service/nvflinger/buffer_queue.h
index 1de5767cb..95adc4706 100644
--- a/src/core/hle/service/nvflinger/buffer_queue.h
+++ b/src/core/hle/service/nvflinger/buffer_queue.h
@@ -13,8 +13,7 @@ namespace CoreTiming {
 struct EventType;
 }
 
-namespace Service {
-namespace NVFlinger {
+namespace Service::NVFlinger {
 
 struct IGBPBuffer {
     u32_le magic;
@@ -98,5 +97,4 @@ private:
     Kernel::SharedPtr<Kernel::Event> buffer_wait_event;
 };
 
-} // namespace NVFlinger
-} // namespace Service
+} // namespace Service::NVFlinger
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
index ee1bf0404..a99ebc8e6 100644
--- a/src/core/hle/service/nvflinger/nvflinger.cpp
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -16,8 +16,7 @@
 #include "video_core/renderer_base.h"
 #include "video_core/video_core.h"
 
-namespace Service {
-namespace NVFlinger {
+namespace Service::NVFlinger {
 
 constexpr size_t SCREEN_REFRESH_RATE = 60;
 constexpr u64 frame_ticks = static_cast<u64>(BASE_CLOCK_RATE / SCREEN_REFRESH_RATE);
@@ -165,5 +164,4 @@ Display::Display(u64 id, std::string name) : id(id), name(std::move(name)) {
     vsync_event = Kernel::Event::Create(Kernel::ResetType::Pulse, "Display VSync Event");
 }
 
-} // namespace NVFlinger
-} // namespace Service
+} // namespace Service::NVFlinger
diff --git a/src/core/hle/service/nvflinger/nvflinger.h b/src/core/hle/service/nvflinger/nvflinger.h
index 3126018ad..2c908297b 100644
--- a/src/core/hle/service/nvflinger/nvflinger.h
+++ b/src/core/hle/service/nvflinger/nvflinger.h
@@ -12,8 +12,7 @@ namespace CoreTiming {
 struct EventType;
 }
 
-namespace Service {
-namespace NVFlinger {
+namespace Service::NVFlinger {
 
 class BufferQueue;
 
@@ -80,5 +79,4 @@ private:
     CoreTiming::EventType* composition_event;
 };
 
-} // namespace NVFlinger
-} // namespace Service
+} // namespace Service::NVFlinger
diff --git a/src/core/hle/service/pctl/pctl.cpp b/src/core/hle/service/pctl/pctl.cpp
index 692b27a71..6ee81866d 100644
--- a/src/core/hle/service/pctl/pctl.cpp
+++ b/src/core/hle/service/pctl/pctl.cpp
@@ -5,12 +5,10 @@
 #include "core/hle/service/pctl/pctl.h"
 #include "core/hle/service/pctl/pctl_a.h"
 
-namespace Service {
-namespace PCTL {
+namespace Service::PCTL {
 
 void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<PCTL_A>()->InstallAsService(service_manager);
 }
 
-} // namespace PCTL
-} // namespace Service
+} // namespace Service::PCTL
diff --git a/src/core/hle/service/pctl/pctl.h b/src/core/hle/service/pctl/pctl.h
index 5fa67dd1b..f0a84b115 100644
--- a/src/core/hle/service/pctl/pctl.h
+++ b/src/core/hle/service/pctl/pctl.h
@@ -6,11 +6,9 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace PCTL {
+namespace Service::PCTL {
 
 /// Registers all PCTL services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace PCTL
-} // namespace Service
+} // namespace Service::PCTL
diff --git a/src/core/hle/service/pctl/pctl_a.cpp b/src/core/hle/service/pctl/pctl_a.cpp
index 4e644be64..9fb4628ad 100644
--- a/src/core/hle/service/pctl/pctl_a.cpp
+++ b/src/core/hle/service/pctl/pctl_a.cpp
@@ -6,8 +6,7 @@
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/service/pctl/pctl_a.h"
 
-namespace Service {
-namespace PCTL {
+namespace Service::PCTL {
 
 class IParentalControlService final : public ServiceFramework<IParentalControlService> {
 public:
@@ -125,5 +124,4 @@ PCTL_A::PCTL_A() : ServiceFramework("pctl:a") {
     RegisterHandlers(functions);
 }
 
-} // namespace PCTL
-} // namespace Service
+} // namespace Service::PCTL
diff --git a/src/core/hle/service/pctl/pctl_a.h b/src/core/hle/service/pctl/pctl_a.h
index 3aa8873a9..09ed82e1b 100644
--- a/src/core/hle/service/pctl/pctl_a.h
+++ b/src/core/hle/service/pctl/pctl_a.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace PCTL {
+namespace Service::PCTL {
 
 class PCTL_A final : public ServiceFramework<PCTL_A> {
 public:
@@ -18,5 +17,4 @@ private:
     void CreateService(Kernel::HLERequestContext& ctx);
 };
 
-} // namespace PCTL
-} // namespace Service
+} // namespace Service::PCTL
diff --git a/src/core/hle/service/set/set.cpp b/src/core/hle/service/set/set.cpp
index 8908a04a2..fc3e424d0 100644
--- a/src/core/hle/service/set/set.cpp
+++ b/src/core/hle/service/set/set.cpp
@@ -9,8 +9,7 @@
 #include "core/hle/kernel/client_session.h"
 #include "core/hle/service/set/set.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 void SET::GetAvailableLanguageCodes(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
@@ -41,5 +40,4 @@ SET::SET() : ServiceFramework("set") {
     RegisterHandlers(functions);
 }
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/set/set.h b/src/core/hle/service/set/set.h
index 7b7814ed1..6a465949f 100644
--- a/src/core/hle/service/set/set.h
+++ b/src/core/hle/service/set/set.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 class SET final : public ServiceFramework<SET> {
 public:
@@ -18,5 +17,4 @@ private:
     void GetAvailableLanguageCodes(Kernel::HLERequestContext& ctx);
 };
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/set/set_cal.cpp b/src/core/hle/service/set/set_cal.cpp
index 4810d39e8..7066ef725 100644
--- a/src/core/hle/service/set/set_cal.cpp
+++ b/src/core/hle/service/set/set_cal.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/set/set_cal.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 SET_CAL::SET_CAL() : ServiceFramework("set:cal") {
     static const FunctionInfo functions[] = {
@@ -45,5 +44,4 @@ SET_CAL::SET_CAL() : ServiceFramework("set:cal") {
     RegisterHandlers(functions);
 }
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/set/set_cal.h b/src/core/hle/service/set/set_cal.h
index 9c0b851d0..bb50336aa 100644
--- a/src/core/hle/service/set/set_cal.h
+++ b/src/core/hle/service/set/set_cal.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 class SET_CAL final : public ServiceFramework<SET_CAL> {
 public:
@@ -15,5 +14,4 @@ public:
     ~SET_CAL() = default;
 };
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/set/set_fd.cpp b/src/core/hle/service/set/set_fd.cpp
index 8320d4250..c9f938716 100644
--- a/src/core/hle/service/set/set_fd.cpp
+++ b/src/core/hle/service/set/set_fd.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/set/set_fd.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 SET_FD::SET_FD() : ServiceFramework("set:fd") {
     static const FunctionInfo functions[] = {
@@ -21,5 +20,4 @@ SET_FD::SET_FD() : ServiceFramework("set:fd") {
     RegisterHandlers(functions);
 }
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/set/set_fd.h b/src/core/hle/service/set/set_fd.h
index 65b36bcb3..dbd850bc7 100644
--- a/src/core/hle/service/set/set_fd.h
+++ b/src/core/hle/service/set/set_fd.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 class SET_FD final : public ServiceFramework<SET_FD> {
 public:
@@ -15,5 +14,4 @@ public:
     ~SET_FD() = default;
 };
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/set/set_sys.cpp b/src/core/hle/service/set/set_sys.cpp
index b9115ca9e..fa85277fe 100644
--- a/src/core/hle/service/set/set_sys.cpp
+++ b/src/core/hle/service/set/set_sys.cpp
@@ -7,8 +7,7 @@
 #include "core/hle/kernel/client_port.h"
 #include "core/hle/service/set/set_sys.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 void SET_SYS::GetColorSetId(Kernel::HLERequestContext& ctx) {
 
@@ -173,5 +172,4 @@ SET_SYS::SET_SYS() : ServiceFramework("set:sys") {
     RegisterHandlers(functions);
 }
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/set/set_sys.h b/src/core/hle/service/set/set_sys.h
index 105f1a3c7..b77a97cde 100644
--- a/src/core/hle/service/set/set_sys.h
+++ b/src/core/hle/service/set/set_sys.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 class SET_SYS final : public ServiceFramework<SET_SYS> {
 public:
@@ -18,5 +17,4 @@ private:
     void GetColorSetId(Kernel::HLERequestContext& ctx);
 };
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/set/settings.cpp b/src/core/hle/service/set/settings.cpp
index c6bc9e240..cf5541ca8 100644
--- a/src/core/hle/service/set/settings.cpp
+++ b/src/core/hle/service/set/settings.cpp
@@ -8,8 +8,7 @@
 #include "core/hle/service/set/set_sys.h"
 #include "core/hle/service/set/settings.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<SET>()->InstallAsService(service_manager);
@@ -18,5 +17,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<SET_SYS>()->InstallAsService(service_manager);
 }
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/set/settings.h b/src/core/hle/service/set/settings.h
index 6c8d5a58c..6606ce776 100644
--- a/src/core/hle/service/set/settings.h
+++ b/src/core/hle/service/set/settings.h
@@ -6,11 +6,9 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Set {
+namespace Service::Set {
 
 /// Registers all Settings services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace Set
-} // namespace Service
+} // namespace Service::Set
diff --git a/src/core/hle/service/sm/controller.cpp b/src/core/hle/service/sm/controller.cpp
index e12c53442..13e31620d 100644
--- a/src/core/hle/service/sm/controller.cpp
+++ b/src/core/hle/service/sm/controller.cpp
@@ -7,8 +7,7 @@
 #include "core/hle/kernel/session.h"
 #include "core/hle/service/sm/controller.h"
 
-namespace Service {
-namespace SM {
+namespace Service::SM {
 
 void Controller::ConvertSessionToDomain(Kernel::HLERequestContext& ctx) {
     ASSERT_MSG(!ctx.Session()->IsDomain(), "session is alread a domain");
@@ -58,5 +57,4 @@ Controller::Controller() : ServiceFramework("IpcController") {
     RegisterHandlers(functions);
 }
 
-} // namespace SM
-} // namespace Service
+} // namespace Service::SM
diff --git a/src/core/hle/service/sm/controller.h b/src/core/hle/service/sm/controller.h
index 7b4bc4b75..a4de52cd2 100644
--- a/src/core/hle/service/sm/controller.h
+++ b/src/core/hle/service/sm/controller.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace SM {
+namespace Service::SM {
 
 class Controller final : public ServiceFramework<Controller> {
 public:
@@ -21,5 +20,4 @@ private:
     void QueryPointerBufferSize(Kernel::HLERequestContext& ctx);
 };
 
-} // namespace SM
-} // namespace Service
+} // namespace Service::SM
diff --git a/src/core/hle/service/sm/sm.cpp b/src/core/hle/service/sm/sm.cpp
index bc72512a0..297a4f2c6 100644
--- a/src/core/hle/service/sm/sm.cpp
+++ b/src/core/hle/service/sm/sm.cpp
@@ -12,8 +12,7 @@
 #include "core/hle/service/sm/controller.h"
 #include "core/hle/service/sm/sm.h"
 
-namespace Service {
-namespace SM {
+namespace Service::SM {
 
 void ServiceManager::InvokeControlRequest(Kernel::HLERequestContext& context) {
     controller_interface->InvokeRequest(context);
@@ -132,5 +131,4 @@ SM::SM(std::shared_ptr<ServiceManager> service_manager)
     RegisterHandlers(functions);
 }
 
-} // namespace SM
-} // namespace Service
+} // namespace Service::SM
diff --git a/src/core/hle/service/sm/sm.h b/src/core/hle/service/sm/sm.h
index 11fa788ca..40421cfd5 100644
--- a/src/core/hle/service/sm/sm.h
+++ b/src/core/hle/service/sm/sm.h
@@ -17,8 +17,7 @@ class ServerPort;
 class SessionRequestHandler;
 } // namespace Kernel
 
-namespace Service {
-namespace SM {
+namespace Service::SM {
 
 /// Interface to "sm:" service
 class SM final : public ServiceFramework<SM> {
@@ -62,5 +61,4 @@ private:
 
 extern std::shared_ptr<ServiceManager> g_service_manager;
 
-} // namespace SM
-} // namespace Service
+} // namespace Service::SM
diff --git a/src/core/hle/service/sockets/bsd.cpp b/src/core/hle/service/sockets/bsd.cpp
index 929e19fec..f99809bed 100644
--- a/src/core/hle/service/sockets/bsd.cpp
+++ b/src/core/hle/service/sockets/bsd.cpp
@@ -5,8 +5,7 @@
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/service/sockets/bsd.h"
 
-namespace Service {
-namespace Sockets {
+namespace Service::Sockets {
 
 void BSD::RegisterClient(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service, "(STUBBED) called");
@@ -111,5 +110,4 @@ BSD::BSD(const char* name) : ServiceFramework(name) {
     RegisterHandlers(functions);
 }
 
-} // namespace Sockets
-} // namespace Service
+} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/bsd.h b/src/core/hle/service/sockets/bsd.h
index 32d949e95..a6b1ca7d0 100644
--- a/src/core/hle/service/sockets/bsd.h
+++ b/src/core/hle/service/sockets/bsd.h
@@ -7,8 +7,7 @@
 #include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Sockets {
+namespace Service::Sockets {
 
 class BSD final : public ServiceFramework<BSD> {
 public:
@@ -27,5 +26,4 @@ private:
     u32 next_fd = 1;
 };
 
-} // namespace Sockets
-} // namespace Service
+} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/nsd.cpp b/src/core/hle/service/sockets/nsd.cpp
index e3542d325..8682dc2e0 100644
--- a/src/core/hle/service/sockets/nsd.cpp
+++ b/src/core/hle/service/sockets/nsd.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/sockets/nsd.h"
 
-namespace Service {
-namespace Sockets {
+namespace Service::Sockets {
 
 NSD::NSD(const char* name) : ServiceFramework(name) {
     static const FunctionInfo functions[] = {
@@ -30,5 +29,4 @@ NSD::NSD(const char* name) : ServiceFramework(name) {
     RegisterHandlers(functions);
 }
 
-} // namespace Sockets
-} // namespace Service
+} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/nsd.h b/src/core/hle/service/sockets/nsd.h
index a7c15a860..3b7edfc43 100644
--- a/src/core/hle/service/sockets/nsd.h
+++ b/src/core/hle/service/sockets/nsd.h
@@ -7,8 +7,7 @@
 #include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Sockets {
+namespace Service::Sockets {
 
 class NSD final : public ServiceFramework<NSD> {
 public:
@@ -16,5 +15,4 @@ public:
     ~NSD() = default;
 };
 
-} // namespace Sockets
-} // namespace Service
+} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/sfdnsres.cpp b/src/core/hle/service/sockets/sfdnsres.cpp
index 633488b18..d235c4cfd 100644
--- a/src/core/hle/service/sockets/sfdnsres.cpp
+++ b/src/core/hle/service/sockets/sfdnsres.cpp
@@ -5,8 +5,7 @@
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/service/sockets/sfdnsres.h"
 
-namespace Service {
-namespace Sockets {
+namespace Service::Sockets {
 
 void SFDNSRES::GetAddrInfo(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
@@ -35,5 +34,4 @@ SFDNSRES::SFDNSRES() : ServiceFramework("sfdnsres") {
     RegisterHandlers(functions);
 }
 
-} // namespace Sockets
-} // namespace Service
+} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/sfdnsres.h b/src/core/hle/service/sockets/sfdnsres.h
index c07cc1594..62c7e35bf 100644
--- a/src/core/hle/service/sockets/sfdnsres.h
+++ b/src/core/hle/service/sockets/sfdnsres.h
@@ -7,8 +7,7 @@
 #include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Sockets {
+namespace Service::Sockets {
 
 class SFDNSRES final : public ServiceFramework<SFDNSRES> {
 public:
@@ -19,5 +18,4 @@ private:
     void GetAddrInfo(Kernel::HLERequestContext& ctx);
 };
 
-} // namespace Sockets
-} // namespace Service
+} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/sockets.cpp b/src/core/hle/service/sockets/sockets.cpp
index cedc276d9..05bd10d35 100644
--- a/src/core/hle/service/sockets/sockets.cpp
+++ b/src/core/hle/service/sockets/sockets.cpp
@@ -7,8 +7,7 @@
 #include "core/hle/service/sockets/sfdnsres.h"
 #include "core/hle/service/sockets/sockets.h"
 
-namespace Service {
-namespace Sockets {
+namespace Service::Sockets {
 
 void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<BSD>("bsd:s")->InstallAsService(service_manager);
@@ -18,5 +17,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<SFDNSRES>()->InstallAsService(service_manager);
 }
 
-} // namespace Sockets
-} // namespace Service
+} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/sockets.h b/src/core/hle/service/sockets/sockets.h
index 7e89c8d2c..ca8a6a7e0 100644
--- a/src/core/hle/service/sockets/sockets.h
+++ b/src/core/hle/service/sockets/sockets.h
@@ -6,11 +6,9 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Sockets {
+namespace Service::Sockets {
 
 /// Registers all Sockets services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace Sockets
-} // namespace Service
+} // namespace Service::Sockets
diff --git a/src/core/hle/service/spl/csrng.cpp b/src/core/hle/service/spl/csrng.cpp
index cde05717a..b9e6b799d 100644
--- a/src/core/hle/service/spl/csrng.cpp
+++ b/src/core/hle/service/spl/csrng.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/spl/csrng.h"
 
-namespace Service {
-namespace SPL {
+namespace Service::SPL {
 
 CSRNG::CSRNG(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "csrng") {
     static const FunctionInfo functions[] = {
@@ -14,5 +13,4 @@ CSRNG::CSRNG(std::shared_ptr<Module> module) : Module::Interface(std::move(modul
     RegisterHandlers(functions);
 }
 
-} // namespace SPL
-} // namespace Service
+} // namespace Service::SPL
diff --git a/src/core/hle/service/spl/csrng.h b/src/core/hle/service/spl/csrng.h
index 59ca794dd..3f849b5a7 100644
--- a/src/core/hle/service/spl/csrng.h
+++ b/src/core/hle/service/spl/csrng.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/spl/module.h"
 
-namespace Service {
-namespace SPL {
+namespace Service::SPL {
 
 class CSRNG final : public Module::Interface {
 public:
     explicit CSRNG(std::shared_ptr<Module> module);
 };
 
-} // namespace SPL
-} // namespace Service
+} // namespace Service::SPL
diff --git a/src/core/hle/service/spl/module.cpp b/src/core/hle/service/spl/module.cpp
index fc1bcd94c..3f5a342a7 100644
--- a/src/core/hle/service/spl/module.cpp
+++ b/src/core/hle/service/spl/module.cpp
@@ -11,8 +11,7 @@
 #include "core/hle/service/spl/module.h"
 #include "core/hle/service/spl/spl.h"
 
-namespace Service {
-namespace SPL {
+namespace Service::SPL {
 
 Module::Interface::Interface(std::shared_ptr<Module> module, const char* name)
     : ServiceFramework(name), module(std::move(module)) {}
@@ -38,5 +37,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<SPL>(module)->InstallAsService(service_manager);
 }
 
-} // namespace SPL
-} // namespace Service
+} // namespace Service::SPL
diff --git a/src/core/hle/service/spl/module.h b/src/core/hle/service/spl/module.h
index 12cdb2980..6ab91b400 100644
--- a/src/core/hle/service/spl/module.h
+++ b/src/core/hle/service/spl/module.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace SPL {
+namespace Service::SPL {
 
 class Module final {
 public:
@@ -25,5 +24,4 @@ public:
 /// Registers all SPL services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace SPL
-} // namespace Service
+} // namespace Service::SPL
diff --git a/src/core/hle/service/spl/spl.cpp b/src/core/hle/service/spl/spl.cpp
index 3fcef341e..bb1e03342 100644
--- a/src/core/hle/service/spl/spl.cpp
+++ b/src/core/hle/service/spl/spl.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/spl/spl.h"
 
-namespace Service {
-namespace SPL {
+namespace Service::SPL {
 
 SPL::SPL(std::shared_ptr<Module> module) : Module::Interface(std::move(module), "spl:") {
     static const FunctionInfo functions[] = {
@@ -43,5 +42,4 @@ SPL::SPL(std::shared_ptr<Module> module) : Module::Interface(std::move(module),
     RegisterHandlers(functions);
 }
 
-} // namespace SPL
-} // namespace Service
+} // namespace Service::SPL
diff --git a/src/core/hle/service/spl/spl.h b/src/core/hle/service/spl/spl.h
index 9fd6059af..69c4c1747 100644
--- a/src/core/hle/service/spl/spl.h
+++ b/src/core/hle/service/spl/spl.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/spl/module.h"
 
-namespace Service {
-namespace SPL {
+namespace Service::SPL {
 
 class SPL final : public Module::Interface {
 public:
     explicit SPL(std::shared_ptr<Module> module);
 };
 
-} // namespace SPL
-} // namespace Service
+} // namespace Service::SPL
diff --git a/src/core/hle/service/ssl/ssl.cpp b/src/core/hle/service/ssl/ssl.cpp
index 01a03ec83..11d438728 100644
--- a/src/core/hle/service/ssl/ssl.cpp
+++ b/src/core/hle/service/ssl/ssl.cpp
@@ -5,8 +5,7 @@
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/service/ssl/ssl.h"
 
-namespace Service {
-namespace SSL {
+namespace Service::SSL {
 
 class ISslConnection final : public ServiceFramework<ISslConnection> {
 public:
@@ -107,5 +106,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<SSL>()->InstallAsService(service_manager);
 }
 
-} // namespace SSL
-} // namespace Service
+} // namespace Service::SSL
diff --git a/src/core/hle/service/ssl/ssl.h b/src/core/hle/service/ssl/ssl.h
index 7fcff5ccd..87538a639 100644
--- a/src/core/hle/service/ssl/ssl.h
+++ b/src/core/hle/service/ssl/ssl.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace SSL {
+namespace Service::SSL {
 
 class SSL final : public ServiceFramework<SSL> {
 public:
@@ -21,5 +20,4 @@ private:
 /// Registers all SSL services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace SSL
-} // namespace Service
+} // namespace Service::SSL
diff --git a/src/core/hle/service/time/time.cpp b/src/core/hle/service/time/time.cpp
index 382188a62..2604ecc1c 100644
--- a/src/core/hle/service/time/time.cpp
+++ b/src/core/hle/service/time/time.cpp
@@ -12,8 +12,7 @@
 #include "core/hle/service/time/time_s.h"
 #include "core/hle/service/time/time_u.h"
 
-namespace Service {
-namespace Time {
+namespace Service::Time {
 
 class ISystemClock final : public ServiceFramework<ISystemClock> {
 public:
@@ -166,5 +165,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
     std::make_shared<TIME_U>(time)->InstallAsService(service_manager);
 }
 
-} // namespace Time
-} // namespace Service
+} // namespace Service::Time
diff --git a/src/core/hle/service/time/time.h b/src/core/hle/service/time/time.h
index 197029e7a..12fe1995a 100644
--- a/src/core/hle/service/time/time.h
+++ b/src/core/hle/service/time/time.h
@@ -6,8 +6,7 @@
 
 #include "core/hle/service/service.h"
 
-namespace Service {
-namespace Time {
+namespace Service::Time {
 
 // TODO(Rozelette) RE this structure
 struct LocationName {
@@ -66,5 +65,4 @@ public:
 /// Registers all Time services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 
-} // namespace Time
-} // namespace Service
+} // namespace Service::Time
diff --git a/src/core/hle/service/time/time_s.cpp b/src/core/hle/service/time/time_s.cpp
index cb58efcb3..0b599ea00 100644
--- a/src/core/hle/service/time/time_s.cpp
+++ b/src/core/hle/service/time/time_s.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/time/time_s.h"
 
-namespace Service {
-namespace Time {
+namespace Service::Time {
 
 TIME_S::TIME_S(std::shared_ptr<Module> time) : Module::Interface(std::move(time), "time:s") {
     static const FunctionInfo functions[] = {
@@ -29,5 +28,4 @@ TIME_S::TIME_S(std::shared_ptr<Module> time) : Module::Interface(std::move(time)
     RegisterHandlers(functions);
 }
 
-} // namespace Time
-} // namespace Service
+} // namespace Service::Time
diff --git a/src/core/hle/service/time/time_s.h b/src/core/hle/service/time/time_s.h
index abc2a8c5a..4a2daa513 100644
--- a/src/core/hle/service/time/time_s.h
+++ b/src/core/hle/service/time/time_s.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/time/time.h"
 
-namespace Service {
-namespace Time {
+namespace Service::Time {
 
 class TIME_S final : public Module::Interface {
 public:
     explicit TIME_S(std::shared_ptr<Module> time);
 };
 
-} // namespace Time
-} // namespace Service
+} // namespace Service::Time
diff --git a/src/core/hle/service/time/time_u.cpp b/src/core/hle/service/time/time_u.cpp
index bbd1ecab3..1ed42c419 100644
--- a/src/core/hle/service/time/time_u.cpp
+++ b/src/core/hle/service/time/time_u.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/time/time_u.h"
 
-namespace Service {
-namespace Time {
+namespace Service::Time {
 
 TIME_U::TIME_U(std::shared_ptr<Module> time) : Module::Interface(std::move(time), "time:u") {
     static const FunctionInfo functions[] = {
@@ -29,5 +28,4 @@ TIME_U::TIME_U(std::shared_ptr<Module> time) : Module::Interface(std::move(time)
     RegisterHandlers(functions);
 }
 
-} // namespace Time
-} // namespace Service
+} // namespace Service::Time
diff --git a/src/core/hle/service/time/time_u.h b/src/core/hle/service/time/time_u.h
index f99d25057..3724bcdc7 100644
--- a/src/core/hle/service/time/time_u.h
+++ b/src/core/hle/service/time/time_u.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/time/time.h"
 
-namespace Service {
-namespace Time {
+namespace Service::Time {
 
 class TIME_U final : public Module::Interface {
 public:
     explicit TIME_U(std::shared_ptr<Module> time);
 };
 
-} // namespace Time
-} // namespace Service
+} // namespace Service::Time
diff --git a/src/core/hle/service/vi/vi.cpp b/src/core/hle/service/vi/vi.cpp
index 7c319ee67..66c18135b 100644
--- a/src/core/hle/service/vi/vi.cpp
+++ b/src/core/hle/service/vi/vi.cpp
@@ -21,8 +21,7 @@
 #include "video_core/renderer_base.h"
 #include "video_core/video_core.h"
 
-namespace Service {
-namespace VI {
+namespace Service::VI {
 
 struct DisplayInfo {
     char display_name[0x40]{"Default"};
@@ -967,5 +966,4 @@ void InstallInterfaces(SM::ServiceManager& service_manager,
     std::make_shared<VI_U>(module, nv_flinger)->InstallAsService(service_manager);
 }
 
-} // namespace VI
-} // namespace Service
+} // namespace Service::VI
diff --git a/src/core/hle/service/vi/vi.h b/src/core/hle/service/vi/vi.h
index 7f16fad8e..e8bda01d7 100644
--- a/src/core/hle/service/vi/vi.h
+++ b/src/core/hle/service/vi/vi.h
@@ -11,8 +11,7 @@ namespace CoreTiming {
 struct EventType;
 }
 
-namespace Service {
-namespace VI {
+namespace Service::VI {
 
 enum class DisplayResolution : u32 {
     DockedWidth = 1920,
@@ -40,5 +39,4 @@ public:
 void InstallInterfaces(SM::ServiceManager& service_manager,
                        std::shared_ptr<NVFlinger::NVFlinger> nv_flinger);
 
-} // namespace VI
-} // namespace Service
+} // namespace Service::VI
diff --git a/src/core/hle/service/vi/vi_m.cpp b/src/core/hle/service/vi/vi_m.cpp
index 5781fa9ec..d47da565b 100644
--- a/src/core/hle/service/vi/vi_m.cpp
+++ b/src/core/hle/service/vi/vi_m.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/vi/vi_m.h"
 
-namespace Service {
-namespace VI {
+namespace Service::VI {
 
 VI_M::VI_M(std::shared_ptr<Module> module, std::shared_ptr<NVFlinger::NVFlinger> nv_flinger)
     : Module::Interface(std::move(module), "vi:m", std::move(nv_flinger)) {
@@ -16,5 +15,4 @@ VI_M::VI_M(std::shared_ptr<Module> module, std::shared_ptr<NVFlinger::NVFlinger>
     RegisterHandlers(functions);
 }
 
-} // namespace VI
-} // namespace Service
+} // namespace Service::VI
diff --git a/src/core/hle/service/vi/vi_m.h b/src/core/hle/service/vi/vi_m.h
index 0f7b799d6..6abb9b3a3 100644
--- a/src/core/hle/service/vi/vi_m.h
+++ b/src/core/hle/service/vi/vi_m.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/vi/vi.h"
 
-namespace Service {
-namespace VI {
+namespace Service::VI {
 
 class VI_M final : public Module::Interface {
 public:
     explicit VI_M(std::shared_ptr<Module> module, std::shared_ptr<NVFlinger::NVFlinger> nv_flinger);
 };
 
-} // namespace VI
-} // namespace Service
+} // namespace Service::VI
diff --git a/src/core/hle/service/vi/vi_s.cpp b/src/core/hle/service/vi/vi_s.cpp
index 1f937b2a8..8f82e797f 100644
--- a/src/core/hle/service/vi/vi_s.cpp
+++ b/src/core/hle/service/vi/vi_s.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/vi/vi_s.h"
 
-namespace Service {
-namespace VI {
+namespace Service::VI {
 
 VI_S::VI_S(std::shared_ptr<Module> module, std::shared_ptr<NVFlinger::NVFlinger> nv_flinger)
     : Module::Interface(std::move(module), "vi:s", std::move(nv_flinger)) {
@@ -16,5 +15,4 @@ VI_S::VI_S(std::shared_ptr<Module> module, std::shared_ptr<NVFlinger::NVFlinger>
     RegisterHandlers(functions);
 }
 
-} // namespace VI
-} // namespace Service
+} // namespace Service::VI
diff --git a/src/core/hle/service/vi/vi_s.h b/src/core/hle/service/vi/vi_s.h
index 7b32fdddc..8f16f804f 100644
--- a/src/core/hle/service/vi/vi_s.h
+++ b/src/core/hle/service/vi/vi_s.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/vi/vi.h"
 
-namespace Service {
-namespace VI {
+namespace Service::VI {
 
 class VI_S final : public Module::Interface {
 public:
     explicit VI_S(std::shared_ptr<Module> module, std::shared_ptr<NVFlinger::NVFlinger> nv_flinger);
 };
 
-} // namespace VI
-} // namespace Service
+} // namespace Service::VI
diff --git a/src/core/hle/service/vi/vi_u.cpp b/src/core/hle/service/vi/vi_u.cpp
index d675dfd9e..b84aed1d5 100644
--- a/src/core/hle/service/vi/vi_u.cpp
+++ b/src/core/hle/service/vi/vi_u.cpp
@@ -4,8 +4,7 @@
 
 #include "core/hle/service/vi/vi_u.h"
 
-namespace Service {
-namespace VI {
+namespace Service::VI {
 
 VI_U::VI_U(std::shared_ptr<Module> module, std::shared_ptr<NVFlinger::NVFlinger> nv_flinger)
     : Module::Interface(std::move(module), "vi:u", std::move(nv_flinger)) {
@@ -15,5 +14,4 @@ VI_U::VI_U(std::shared_ptr<Module> module, std::shared_ptr<NVFlinger::NVFlinger>
     RegisterHandlers(functions);
 }
 
-} // namespace VI
-} // namespace Service
+} // namespace Service::VI
diff --git a/src/core/hle/service/vi/vi_u.h b/src/core/hle/service/vi/vi_u.h
index c557a2235..e9b4f76b2 100644
--- a/src/core/hle/service/vi/vi_u.h
+++ b/src/core/hle/service/vi/vi_u.h
@@ -6,13 +6,11 @@
 
 #include "core/hle/service/vi/vi.h"
 
-namespace Service {
-namespace VI {
+namespace Service::VI {
 
 class VI_U final : public Module::Interface {
 public:
     explicit VI_U(std::shared_ptr<Module> module, std::shared_ptr<NVFlinger::NVFlinger> nv_flinger);
 };
 
-} // namespace VI
-} // namespace Service
+} // namespace Service::VI