sample: vfio mdev display - guest driver

Guest fbdev driver for CONFIG_SAMPLE_VFIO_MDEV_MDPY.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
diff --git a/samples/Kconfig b/samples/Kconfig
index 960f19b..a6ff147 100644
--- a/samples/Kconfig
+++ b/samples/Kconfig
@@ -123,6 +123,15 @@
 	  mediated device.  It is a simple framebuffer and supports
 	  the region display interface (VFIO_GFX_PLANE_TYPE_REGION).
 
+config SAMPLE_VFIO_MDEV_MDPY_FB
+	tristate "Build VFIO mdpy example guest fbdev driver -- loadable module only"
+	depends on FB && m
+	select FB_CFB_FILLRECT
+	select FB_CFB_COPYAREA
+	select FB_CFB_IMAGEBLIT
+	help
+	  Guest fbdev driver for the virtual display sample driver.
+
 config SAMPLE_STATX
 	bool "Build example extended-stat using code"
 	depends on BROKEN