From a6600d7905903665e03f1898a645d9924dafb14c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kamil=20Trzci=C5=84ski?= <ayufan@ayufan.eu>
Date: Sun, 18 Dec 2022 09:34:02 +0100
Subject: [PATCH] Properly support many display devices with the same name

---
 PowerControl/Helpers/AMD/VangoghGPU.cs | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/PowerControl/Helpers/AMD/VangoghGPU.cs b/PowerControl/Helpers/AMD/VangoghGPU.cs
index 05f3141..88b043d 100644
--- a/PowerControl/Helpers/AMD/VangoghGPU.cs
+++ b/PowerControl/Helpers/AMD/VangoghGPU.cs
@@ -37,10 +37,15 @@ namespace PowerControl.Helpers.AMD
 
         public static bool Detect()
         {
-            var discoveredDevices = DeviceManager.GetDevices(DeviceManager.GUID_DISPLAY).ToDictionary((pnp) =>
+            var discoveredDevices = new Dictionary<string, string>();
+
+            foreach (var pnp in DeviceManager.GetDevices(DeviceManager.GUID_DISPLAY) ?? new string[0])
             {
-                return DeviceManager.GetDeviceDesc(pnp) ?? "";
-            });
+                // Properly support many devices with the same name (pick the first one)
+                var name = DeviceManager.GetDeviceDesc(pnp);
+                if (name is not null && !discoveredDevices.ContainsKey(name))
+                    discoveredDevices[name] = pnp;
+            }
 
             foreach (var device in SupportedDevices)
             {