apm: Improve stub for GetPerformanceConfiguration.

src/core/hle/ipc_helpers.h

@@ -174,25 +174,6 @@ public:
     template <typename First, typename... Other>
     void Push(const First& first_value, const Other&... other_values);
 
-    /**
-     * Helper function for pushing strongly-typed enumeration values.
-     *
-     * @tparam Enum The enumeration type to be pushed
-     *
-     * @param value The value to push.
-     *
-     * @note The underlying size of the enumeration type is the size of the
-     *       data that gets pushed. e.g. "enum class SomeEnum : u16" will
-     *       push a u16-sized amount of data.
-     */
-    template <typename Enum>
-    void PushEnum(Enum value) {
-        static_assert(std::is_enum_v<Enum>, "T must be an enum type within a PushEnum call.");
-        static_assert(!std::is_convertible_v<Enum, int>,
-                      "enum type in PushEnum must be a strongly typed enum.");
-        Push(static_cast<std::underlying_type_t<Enum>>(value));
-    }
-
     /**
      * @brief Copies the content of the given trivially copyable class to the buffer as a normal
      * param

src/core/hle/service/apm/interface.cpp

@@ -20,6 +20,21 @@ public:
     }
 
 private:
+    enum class PerformanceConfiguration : u32 {
+        Config1 = 0x00010000,
+        Config2 = 0x00010001,
+        Config3 = 0x00010002,
+        Config4 = 0x00020000,
+        Config5 = 0x00020001,
+        Config6 = 0x00020002,
+        Config7 = 0x00020003,
+        Config8 = 0x00020004,
+        Config9 = 0x00020005,
+        Config10 = 0x00020006,
+        Config11 = 0x92220007,
+        Config12 = 0x92220008,
+    };
+
     void SetPerformanceConfiguration(Kernel::HLERequestContext& ctx) {
         IPC::RequestParser rp{ctx};
 
@@ -40,7 +55,7 @@ private:
 
         IPC::ResponseBuilder rb{ctx, 3};
         rb.Push(RESULT_SUCCESS);
-        rb.Push<u32>(0); // Performance configuration
+        rb.Push<u32>(static_cast<u32>(PerformanceConfiguration::Config1));
 
         LOG_WARNING(Service_APM, "(STUBBED) called mode={}", static_cast<u32>(mode));
     }