From: Gerd Hoffmann <kraxel@redhat.com>

mdpy is a sample pci device for vfio-mdev.  Not (yet) merged upstream,
patch available here:

https://www.kraxel.org/cgit/linux/commit/?h=vfio-sample-display&id=6fd86cff3d7df38ab89625b16fdd6434b1c18749

Cc: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 docs/specs/pci-ids.txt | 1 +
 include/hw/pci/pci.h   | 1 +
 2 files changed, 2 insertions(+)

diff --git a/docs/specs/pci-ids.txt b/docs/specs/pci-ids.txt
index bb99a02..4d53e5c 100644
--- a/docs/specs/pci-ids.txt
+++ b/docs/specs/pci-ids.txt
@@ -62,6 +62,7 @@ PCI devices (other than virtio):
 1b36:000a  PCI-PCI bridge (multiseat)
 1b36:000b  PCIe Expander Bridge (-device pxb-pcie)
 1b36:000d  PCI xhci usb host adapter
+1b36:000f  mdpy (mdev sample device), linux/samples/vfio-mdev/mdpy.c
 
 All these devices are documented in docs/specs.
 
diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h
index a9c3ee5..990d6fc 100644
--- a/include/hw/pci/pci.h
+++ b/include/hw/pci/pci.h
@@ -101,6 +101,7 @@ extern bool pci_available;
 #define PCI_DEVICE_ID_REDHAT_PCIE_RP     0x000c
 #define PCI_DEVICE_ID_REDHAT_XHCI        0x000d
 #define PCI_DEVICE_ID_REDHAT_PCIE_BRIDGE 0x000e
+#define PCI_DEVICE_ID_REDHAT_MDPY        0x000f
 #define PCI_DEVICE_ID_REDHAT_QXL         0x0100
 
 #define FMT_PCIBUS                      PRIx64
-- 
MST