qemuxml2argvtest: Add device with 'ramfb=off' to 'hostdev-mdev-display-ramfb'

Add a test case where 'ramfb' is explicitly disabled for a mediated
device to prevent regressing again.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>

tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.x86_64-latest.args

@@ -30,5 +30,6 @@ XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
 -vnc 127.0.0.1:0,audiodev=audio1 \
 -device '{"driver":"qxl-vga","id":"video0","ram_size":67108864,"vram_size":67108864,"vram64_size_mb":0,"vgamem_mb":16,"max_outputs":1,"bus":"pci.0","addr":"0x2"}' \
 -device '{"driver":"vfio-pci-nohotplug","id":"hostdev0","sysfsdev":"/sys/bus/mdev/devices/53764d0e-85a0-42b4-af5c-2046b460b1dc","display":"on","ramfb":true,"bus":"pci.0","addr":"0x3"}' \
+-device '{"driver":"vfio-pci","id":"hostdev1","sysfsdev":"/sys/bus/mdev/devices/53764d0e-85a0-42b4-af5c-2046b460b1dd","display":"on","bus":"pci.0","addr":"0x4"}' \
 -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
 -msg timestamp=on

tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.xml

@@ -25,6 +25,11 @@
         <address uuid='53764d0e-85a0-42b4-af5c-2046b460b1dc'/>
       </source>
     </hostdev>
+    <hostdev mode='subsystem' type='mdev' model='vfio-pci' display='on' ramfb='off'>
+      <source>
+        <address uuid='53764d0e-85a0-42b4-af5c-2046b460b1dd'/>
+      </source>
+    </hostdev>
     <video>
       <model type='qxl' heads='1'/>
     </video>

tests/qemuxml2xmloutdata/hostdev-mdev-display-ramfb.x86_64-latest.xml

@@ -40,6 +40,12 @@
       </source>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
     </hostdev>
+    <hostdev mode='subsystem' type='mdev' managed='no' model='vfio-pci' display='on' ramfb='off'>
+      <source>
+        <address uuid='53764d0e-85a0-42b4-af5c-2046b460b1dd'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
+    </hostdev>
     <memballoon model='none'/>
   </devices>
 </domain>