single_driver_install: Add tests for virtio input devices

Signed-off-by: NXu Han <xuhan@redhat.com>

qemu/tests/cfg/single_driver_install.cfg

@@ -101,3 +101,18 @@
             driver_name = pvpanic
             device_name = "QEMU PVPanic Device"
             device_hwid = '"ACPI\QEMU0001"'
+        - with_vioinput:
+            no Host_RHEL.m6 Host_RHEL.m7.u0 Host_RHEL.m7.u1 Host_RHEL.m7.u2 Host_RHEL.m7.u3
+            no Win2008..sp2
+            driver_name = vioinput
+            device_name = "VirtIO Input Driver"
+            device_hwid = '"PCI\VEN_1AF4&DEV_1052"'
+            inputs = input1
+            input_dev_bus_type_input1 = virtio
+            variants:
+                - device_mouse:
+                    input_dev_type_input1 = mouse
+                - device_keyboard:
+                    input_dev_type_input1 = keyboard
+                - device_tablet:
+                    input_dev_type_input1 = tablet