From 27a9078c8c083d120d66124b91c6c7ecb51318a5 Mon Sep 17 00:00:00 2001
From: Inga Lovinde <52715130+inga-lovinde@users.noreply.github.com>
Date: Mon, 17 Aug 2020 04:27:49 +0300
Subject: [PATCH] Preliminary support for virtio (KVM, QEMU), possibly solves
 #1, #4

---
 README.md                                        | 9 +++++----
 RadeonResetBugFixService/Devices/KnownDevices.cs | 5 ++++-
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index c8558c1..717ed15 100644
--- a/README.md
+++ b/README.md
@@ -12,13 +12,14 @@ You have attempted solving this by various fixes found in the internet
 (startup/shutdown scripts in group policies, etc),
 but did not find them reliable.
 And even then, after applying these fixes,
-you find out that "Hyper-V Display" is now the primary display adapter,
+you find out that virtual GPU is now the primary display adapter,
 GPU acceleration is unavailable,
 and the screen connected to Radeon GPU is treated as the secondary screen.
 
 ## Limitations
 
-Currently this project only supports Hyper-V VMs,
+Currently this project is only tested with Hyper-V VMs,
+and probably also supports KVM and QEMU,
 but it should be trivial to add other hypervisors support
 (the relevant files are `Tasks\DisableVirtualVideoTask.cs` and `EnableVirtualVideoTask.cs`).
 
@@ -120,14 +121,14 @@ and re-enable "basic video" system service automatic startup manually using `reg
 
 * Enable Radeon GPU
 
-* Now that it's not the only GPU, disable Hyper-V GPU
+* Now that it's not the only GPU, disable virtual GPU
 
 On service stop (pre-shutdown / shutdown):
 
 * Stop Windows Audio service
 (otherwise it won't let us disable Radeon devices)
 
-* Enable Hyper-V GPU
+* Enable virtual GPU
 
 * Now that it's not the only GPU, disable Radeon GPU
 
diff --git a/RadeonResetBugFixService/Devices/KnownDevices.cs b/RadeonResetBugFixService/Devices/KnownDevices.cs
index 20974b1..d96b05a 100644
--- a/RadeonResetBugFixService/Devices/KnownDevices.cs
+++ b/RadeonResetBugFixService/Devices/KnownDevices.cs
@@ -13,7 +13,10 @@
 
         public static bool IsVirtualVideo(DeviceInfo device)
         {
-            return device.Service.Equals("hypervideo", StringComparison.OrdinalIgnoreCase);
+            return (
+                device.Service.Equals("hypervideo", StringComparison.OrdinalIgnoreCase) || // Hyper-V video adapter
+                device.Service.Equals("qxldod", StringComparison.OrdinalIgnoreCase) // virtio/libvirt for Win8+
+            );
         }
     }
 }