From d2f6990be699197385a6458e1231d070da83e665 Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Tue, 18 Aug 2026 22:26:07 -0500
Subject: [PATCH] Send LI_CTYPE_STEAM for known Steam Controllers

---
 app/streaming/input/gamepad.cpp       | 27 ++++++++++++++++++++++++++-
 moonlight-common-c/moonlight-common-c |  2 +-
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/app/streaming/input/gamepad.cpp b/app/streaming/input/gamepad.cpp
index 9b046b33..3ff08527 100644
--- a/app/streaming/input/gamepad.cpp
+++ b/app/streaming/input/gamepad.cpp
@@ -701,7 +701,32 @@ void SdlInputHandler::handleControllerDeviceEvent(SDL_ControllerDeviceEvent* eve
             type = LI_CTYPE_NINTENDO;
             break;
         default:
-            type = LI_CTYPE_UNKNOWN;
+            // These Steam Controller VID/PID combos come from SDL's controller_list.h
+            // TODO: Use SDL_GAMEPAD_TYPE_STEAM on SDL 3.6+
+            if (vendorId == 0x28de) {
+                switch (productId) {
+                case 0x1101:
+                case 0x1102:
+                case 0x1105:
+                case 0x1106:
+                case 0x1142:
+                case 0x1201:
+                case 0x1202:
+                case 0x1205:
+                case 0x1302:
+                case 0x1303:
+                case 0x1304:
+                case 0x1305:
+                    type = LI_CTYPE_STEAM;
+                    break;
+                default:
+                    type = LI_CTYPE_UNKNOWN;
+                    break;
+                }
+            }
+            else {
+                type = LI_CTYPE_UNKNOWN;
+            }
             break;
         }
 
diff --git a/moonlight-common-c/moonlight-common-c b/moonlight-common-c/moonlight-common-c
index e41355ea..874ac954 160000
--- a/moonlight-common-c/moonlight-common-c
+++ b/moonlight-common-c/moonlight-common-c
@@ -1 +1 @@
-Subproject commit e41355ea01670fd4c830b384009d31dd0339a705
+Subproject commit 874ac9548f1bd6f095ef2b435c42cdde460e7821