vfio: Enable NVIDIA 88000 region quirk regardless of VGA

If we make use of OVMF for the BIOS then we can use GPUs without VGA space access, but we still need this quirk. Disassociate it from the x-vga option and enable it on all NVIDIA VGA display class devices. Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
awilliam · Aug 25, 2014 · fe08275 · fe08275
1 parent 3dd359c
commit fe08275
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/hw/misc/vfio.c b/hw/misc/vfio.c
@@ -2194,9 +2194,13 @@ static void vfio_probe_nvidia_bar0_88000_quirk(VFIODevice *vdev, int nr)
 {
     PCIDevice *pdev = &vdev->pdev;
     VFIOQuirk *quirk;
+    uint16_t vendor, class;
 
-    if (!vdev->has_vga || nr != 0 ||
+    vendor = pci_get_word(pdev->config + PCI_VENDOR_ID);
-        pci_get_word(pdev->config + PCI_VENDOR_ID) != PCI_VENDOR_ID_NVIDIA) {
+    class = pci_get_word(pdev->config + PCI_CLASS_DEVICE);
+
+    if (nr != 0 || vendor != PCI_VENDOR_ID_NVIDIA ||
+        class != PCI_CLASS_DISPLAY_VGA) {
         return;
     }