From bbad867319188dee11f732fa079e36a7388d6bc2 Mon Sep 17 00:00:00 2001
From: GreemDev <greemdev@ryujinx.app>
Date: Fri, 7 Nov 2025 15:02:29 -0600
Subject: [PATCH] add back the SDL2 enum for back compatibility so existing
 configs are not entirely reset upon loading the version with SDL3

---
 src/Ryujinx.Common/Configuration/Hid/InputBackendType.cs      | 1 +
 .../Configuration/Hid/JsonInputConfigConverter.cs             | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/Ryujinx.Common/Configuration/Hid/InputBackendType.cs b/src/Ryujinx.Common/Configuration/Hid/InputBackendType.cs
index bf6a1e772..b8cfcae2d 100644
--- a/src/Ryujinx.Common/Configuration/Hid/InputBackendType.cs
+++ b/src/Ryujinx.Common/Configuration/Hid/InputBackendType.cs
@@ -8,6 +8,7 @@ namespace Ryujinx.Common.Configuration.Hid
     {
         Invalid,
         WindowKeyboard,
+        GamepadSDL2, //backcompat
         GamepadSDL3,
     }
 }
diff --git a/src/Ryujinx.Common/Configuration/Hid/JsonInputConfigConverter.cs b/src/Ryujinx.Common/Configuration/Hid/JsonInputConfigConverter.cs
index ec2fa14da..eadaab492 100644
--- a/src/Ryujinx.Common/Configuration/Hid/JsonInputConfigConverter.cs
+++ b/src/Ryujinx.Common/Configuration/Hid/JsonInputConfigConverter.cs
@@ -58,7 +58,7 @@ namespace Ryujinx.Common.Configuration.Hid
             return backendType switch
             {
                 InputBackendType.WindowKeyboard => JsonSerializer.Deserialize(ref reader, _serializerContext.StandardKeyboardInputConfig),
-                InputBackendType.GamepadSDL3 => JsonSerializer.Deserialize(ref reader, _serializerContext.StandardControllerInputConfig),
+                InputBackendType.GamepadSDL2 or InputBackendType.GamepadSDL3 => JsonSerializer.Deserialize(ref reader, _serializerContext.StandardControllerInputConfig),
                 _ => throw new InvalidOperationException($"Unknown backend type {backendType}"),
             };
         }
@@ -70,7 +70,7 @@ namespace Ryujinx.Common.Configuration.Hid
                 case InputBackendType.WindowKeyboard:
                     JsonSerializer.Serialize(writer, value as StandardKeyboardInputConfig, _serializerContext.StandardKeyboardInputConfig);
                     break;
-                case InputBackendType.GamepadSDL3:
+                case InputBackendType.GamepadSDL2 or InputBackendType.GamepadSDL3:
                     JsonSerializer.Serialize(writer, value as StandardControllerInputConfig, _serializerContext.StandardControllerInputConfig);
                     break;
                 default: