From 7a8a35e564b8c4d55f5459a0ae86856e028aa457 Mon Sep 17 00:00:00 2001
From: Cole Robinson <crobinso@redhat.com>
Date: Wed, 4 May 2011 12:45:27 -0400
Subject: [PATCH] domain: When changing video model, reset to default ram

---
 src/virtManager/domain.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/virtManager/domain.py b/src/virtManager/domain.py
index 335843835..87602fd63 100644
--- a/src/virtManager/domain.py
+++ b/src/virtManager/domain.py
@@ -608,7 +608,17 @@ class vmmDomain(vmmLibvirtObject):
 
     def define_video_model(self, devobj, newmodel):
         def change(editdev):
+            if newmodel == editdev.model_type:
+                return
+
             editdev.model_type = newmodel
+
+            # Clear out heads/ram values so they reset to default. If
+            # we ever allow editing these values in the UI we should
+            # drop this
+            editdev.vram = None
+            editdev.heads = None
+
         return self._redefine_device(change, devobj)
 
     # Watchdog define methods