diff --git a/src/core/hle/service/nvdrv/devices/nvdevice.h b/src/core/hle/service/nvdrv/devices/nvdevice.h
index b86805d26..5681599ba 100644
--- a/src/core/hle/service/nvdrv/devices/nvdevice.h
+++ b/src/core/hle/service/nvdrv/devices/nvdevice.h
@@ -24,10 +24,35 @@ public:
     explicit nvdevice(Core::System& system) : system{system} {}
     virtual ~nvdevice() = default;
 
+    /**
+     * Handles an ioctl1 request.
+     * @param command The ioctl command id.
+     * @param input A buffer containing the input data for the ioctl.
+     * @param output A buffer where the output data will be written to.
+     * @returns The result code of the ioctl.
+     */
     virtual NvResult Ioctl1(Ioctl command, const std::vector<u8>& input,
                             std::vector<u8>& output) = 0;
+
+    /**
+     * Handles an ioctl2 request.
+     * @param command The ioctl command id.
+     * @param input A buffer containing the input data for the ioctl.
+     * @param inline_input A buffer containing the input data for the ioctl which has been inlined.
+     * @param output A buffer where the output data will be written to.
+     * @returns The result code of the ioctl.
+     */
     virtual NvResult Ioctl2(Ioctl command, const std::vector<u8>& input,
                             const std::vector<u8>& inline_input, std::vector<u8>& output) = 0;
+
+    /**
+     * Handles an ioctl3 request.
+     * @param command The ioctl command id.
+     * @param input A buffer containing the input data for the ioctl.
+     * @param output A buffer where the output data will be written to.
+     * @param inline_output A buffer where the inlined output data will be written to.
+     * @returns The result code of the ioctl.
+     */
     virtual NvResult Ioctl3(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output,
                             std::vector<u8>& inline_output) = 0;
 
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 725cb7b55..6b062e10e 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp
@@ -42,6 +42,8 @@ NvResult nvhost_as_gpu::Ioctl1(Ioctl command, const std::vector<u8>& input,
             return InitalizeEx(input, output);
         case 0x14:
             return Remap(input, output);
+        default:
+            break;
         }
         break;
     default:
@@ -65,7 +67,12 @@ NvResult nvhost_as_gpu::Ioctl3(Ioctl command, const std::vector<u8>& input, std:
         switch (command.cmd) {
         case 0x8:
             return GetVARegions(input, output, inline_output);
+        default:
+            break;
         }
+        break;
+    default:
+        break;
     }
     UNIMPLEMENTED_MSG("Unimplemented ioctl={:08X}", command.raw);
     return NvResult::NotImplemented;
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h
index e07d4d280..86ba3a4d1 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h
+++ b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h
@@ -18,10 +18,35 @@ public:
     explicit nvhost_nvdec_common(Core::System& system, std::shared_ptr<nvmap> nvmap_dev);
     ~nvhost_nvdec_common() override;
 
+    /**
+     * Handles an ioctl1 request.
+     * @param command The ioctl command id.
+     * @param input A buffer containing the input data for the ioctl.
+     * @param output A buffer where the output data will be written to.
+     * @returns The result code of the ioctl.
+     */
     virtual NvResult Ioctl1(Ioctl command, const std::vector<u8>& input,
                             std::vector<u8>& output) = 0;
+
+    /**
+     * Handles an ioctl2 request.
+     * @param command The ioctl command id.
+     * @param input A buffer containing the input data for the ioctl.
+     * @param inline_input A buffer containing the input data for the ioctl which has been inlined.
+     * @param output A buffer where the output data will be written to.
+     * @returns The result code of the ioctl.
+     */
     virtual NvResult Ioctl2(Ioctl command, const std::vector<u8>& input,
                             const std::vector<u8>& inline_input, std::vector<u8>& output) = 0;
+
+    /**
+     * Handles an ioctl3 request.
+     * @param command The ioctl command id.
+     * @param input A buffer containing the input data for the ioctl.
+     * @param output A buffer where the output data will be written to.
+     * @param inline_output A buffer where the inlined output data will be written to.
+     * @returns The result code of the ioctl.
+     */
     virtual NvResult Ioctl3(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output,
                             std::vector<u8>& inline_output) = 0;
 
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_nvjpg.cpp b/src/core/hle/service/nvdrv/devices/nvhost_nvjpg.cpp
index 5bd2958cd..2d06955c0 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_nvjpg.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_nvjpg.cpp
@@ -15,7 +15,6 @@ nvhost_nvjpg::~nvhost_nvjpg() = default;
 
 NvResult nvhost_nvjpg::Ioctl1(Ioctl command, const std::vector<u8>& input,
                               std::vector<u8>& output) {
-
     switch (command.group) {
     case 'H':
         switch (command.cmd) {
@@ -25,6 +24,8 @@ NvResult nvhost_nvjpg::Ioctl1(Ioctl command, const std::vector<u8>& input,
             break;
         }
         break;
+    default:
+        break;
     }
 
     UNIMPLEMENTED_MSG("Unimplemented ioctl={:08X}", command.raw);
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_vic.cpp b/src/core/hle/service/nvdrv/devices/nvhost_vic.cpp
index 347638490..805fe86ae 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_vic.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_vic.cpp
@@ -29,13 +29,20 @@ NvResult nvhost_vic::Ioctl1(Ioctl command, const std::vector<u8>& input, std::ve
             return MapBuffer(input, output);
         case 0xa:
             return UnmapBuffer(input, output);
+        default:
+            break;
         }
+        break;
     case 'H':
         switch (command.cmd) {
         case 0x1:
             return SetNVMAPfd(input);
+        default:
+            break;
         }
         break;
+    default:
+        break;
     }
 
     UNIMPLEMENTED_MSG("Unimplemented ioctl={:08X}", command.raw);
diff --git a/src/core/hle/service/nvdrv/devices/nvmap.cpp b/src/core/hle/service/nvdrv/devices/nvmap.cpp
index c3d324788..4015a2740 100644
--- a/src/core/hle/service/nvdrv/devices/nvmap.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvmap.cpp
@@ -35,7 +35,12 @@ NvResult nvmap::Ioctl1(Ioctl command, const std::vector<u8>& input, std::vector<
             return IocParam(input, output);
         case 0xe:
             return IocGetId(input, output);
+        default:
+            break;
         }
+        break;
+    default:
+        break;
     }
 
     UNIMPLEMENTED_MSG("Unimplemented ioctl={:08X}", command.raw);
diff --git a/src/core/hle/service/nvdrv/interface.cpp b/src/core/hle/service/nvdrv/interface.cpp
index e01ef676a..f6c38e853 100644
--- a/src/core/hle/service/nvdrv/interface.cpp
+++ b/src/core/hle/service/nvdrv/interface.cpp
@@ -23,7 +23,7 @@ void NVDRV::SignalGPUInterruptSyncpt(const u32 syncpoint_id, const u32 value) {
 void NVDRV::Open(Kernel::HLERequestContext& ctx) {
     LOG_DEBUG(Service_NVDRV, "called");
 
-    if (!initialized) {
+    if (!is_initialized) {
         ServiceError(ctx, NvResult::NotInitialized);
         LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
         return;
@@ -51,7 +51,7 @@ void NVDRV::Ioctl1(Kernel::HLERequestContext& ctx) {
     const auto command = rp.PopRaw<Ioctl>();
     LOG_DEBUG(Service_NVDRV, "called fd={}, ioctl=0x{:08X}", fd, command.raw);
 
-    if (!initialized) {
+    if (!is_initialized) {
         ServiceError(ctx, NvResult::NotInitialized);
         LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
         return;
@@ -78,7 +78,7 @@ void NVDRV::Ioctl2(Kernel::HLERequestContext& ctx) {
     const auto command = rp.PopRaw<Ioctl>();
     LOG_DEBUG(Service_NVDRV, "called fd={}, ioctl=0x{:08X}", fd, command.raw);
 
-    if (!initialized) {
+    if (!is_initialized) {
         ServiceError(ctx, NvResult::NotInitialized);
         LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
         return;
@@ -106,7 +106,7 @@ void NVDRV::Ioctl3(Kernel::HLERequestContext& ctx) {
     const auto command = rp.PopRaw<Ioctl>();
     LOG_DEBUG(Service_NVDRV, "called fd={}, ioctl=0x{:08X}", fd, command.raw);
 
-    if (!initialized) {
+    if (!is_initialized) {
         ServiceError(ctx, NvResult::NotInitialized);
         LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
         return;
@@ -132,7 +132,7 @@ void NVDRV::Ioctl3(Kernel::HLERequestContext& ctx) {
 void NVDRV::Close(Kernel::HLERequestContext& ctx) {
     LOG_DEBUG(Service_NVDRV, "called");
 
-    if (!initialized) {
+    if (!is_initialized) {
         ServiceError(ctx, NvResult::NotInitialized);
         LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
         return;
@@ -150,7 +150,7 @@ void NVDRV::Close(Kernel::HLERequestContext& ctx) {
 void NVDRV::Initialize(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service_NVDRV, "(STUBBED) called");
 
-    initialized = true;
+    is_initialized = true;
 
     IPC::ResponseBuilder rb{ctx, 3};
     rb.Push(RESULT_SUCCESS);
@@ -163,14 +163,13 @@ void NVDRV::QueryEvent(Kernel::HLERequestContext& ctx) {
     const auto event_id = rp.Pop<u32>() & 0x00FF;
     LOG_WARNING(Service_NVDRV, "(STUBBED) called, fd={:X}, event_id={:X}", fd, event_id);
 
-    if (!initialized) {
+    if (!is_initialized) {
         ServiceError(ctx, NvResult::NotInitialized);
         LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
         return;
     }
 
-    auto nv_result = nvdrv->VerifyFd(fd);
-
+    const auto nv_result = nvdrv->VerifyFD(fd);
     if (nv_result != NvResult::Success) {
         LOG_ERROR(Service_NVDRV, "Invalid FD specified DeviceFD={}!", fd);
         ServiceError(ctx, nv_result);
diff --git a/src/core/hle/service/nvdrv/interface.h b/src/core/hle/service/nvdrv/interface.h
index d7bcf2b7e..e05f905ae 100644
--- a/src/core/hle/service/nvdrv/interface.h
+++ b/src/core/hle/service/nvdrv/interface.h
@@ -39,7 +39,7 @@ private:
     std::shared_ptr<Module> nvdrv;
 
     u64 pid{};
-    bool initialized{};
+    bool is_initialized{};
 };
 
 } // namespace Service::Nvidia
diff --git a/src/core/hle/service/nvdrv/nvdrv.cpp b/src/core/hle/service/nvdrv/nvdrv.cpp
index 69a4b07ba..bdbbedd0d 100644
--- a/src/core/hle/service/nvdrv/nvdrv.cpp
+++ b/src/core/hle/service/nvdrv/nvdrv.cpp
@@ -62,7 +62,7 @@ Module::Module(Core::System& system) : syncpoint_manager{system.GPU()} {
 
 Module::~Module() = default;
 
-NvResult Module::VerifyFd(DeviceFD fd) const {
+NvResult Module::VerifyFD(DeviceFD fd) const {
     if (fd < 0) {
         LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
         return NvResult::InvalidState;
@@ -97,7 +97,7 @@ NvResult Module::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input
         return NvResult::InvalidState;
     }
 
-    auto itr = open_files.find(fd);
+    const auto itr = open_files.find(fd);
 
     if (itr == open_files.end()) {
         LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
@@ -114,7 +114,7 @@ NvResult Module::Ioctl2(DeviceFD fd, Ioctl command, const std::vector<u8>& input
         return NvResult::InvalidState;
     }
 
-    auto itr = open_files.find(fd);
+    const auto itr = open_files.find(fd);
 
     if (itr == open_files.end()) {
         LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
@@ -131,7 +131,7 @@ NvResult Module::Ioctl3(DeviceFD fd, Ioctl command, const std::vector<u8>& input
         return NvResult::InvalidState;
     }
 
-    auto itr = open_files.find(fd);
+    const auto itr = open_files.find(fd);
 
     if (itr == open_files.end()) {
         LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
@@ -147,7 +147,7 @@ NvResult Module::Close(DeviceFD fd) {
         return NvResult::InvalidState;
     }
 
-    auto itr = open_files.find(fd);
+    const auto itr = open_files.find(fd);
 
     if (itr == open_files.end()) {
         LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
diff --git a/src/core/hle/service/nvdrv/nvdrv.h b/src/core/hle/service/nvdrv/nvdrv.h
index 3ccc62a76..7654bb026 100644
--- a/src/core/hle/service/nvdrv/nvdrv.h
+++ b/src/core/hle/service/nvdrv/nvdrv.h
@@ -112,7 +112,7 @@ public:
         return std::static_pointer_cast<T>(itr->second);
     }
 
-    NvResult VerifyFd(DeviceFD fd) const;
+    NvResult VerifyFD(DeviceFD fd) const;
 
     /// Opens a device node and returns a file descriptor to it.
     DeviceFD Open(const std::string& device_name);