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vfio/pci: Add placeholder for device-specific config space quirks

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IGD devices require device-specific quirk to be applied to their PCI
config space. Currently, it is put in the BAR4 quirk that does nothing
to BAR4 itself. Add a placeholder for PCI config space quirks to hold
that quirk later.

Signed-off-by: Tomita Moeko <tomitamoeko@gmail.com>
Reviewed-by: Alex Williamson <alex.williamson@redhat.com>
Tested-by: Alex Williamson <alex.williamson@redhat.com>
Reviewed-by: Corvin Köhne <c.koehne@beckhoff.com>
Link: https://lore.kernel.org/qemu-devel/20250306180131.32970-6-tomitamoeko@gmail.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Tomita Moeko 2025-03-07 02:01:25 +08:00 • committed by Cédric Le Goater
parent eabaa7b468
commit b22ab580d2
3 changed files with 10 additions and 0 deletions
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5
hw/vfio/pci-quirks.c
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@ -1117,6 +1117,11 @@ static void vfio_probe_rtl8168_bar2_quirk(VFIOPCIDevice *vdev, int nr)
/*
* Common quirk probe entry points.
*/
bool vfio_config_quirk_setup(VFIOPCIDevice *vdev, Error **errp)
{
return true;
}
void vfio_vga_quirk_setup(VFIOPCIDevice *vdev)
{
vfio_vga_probe_ati_3c3_quirk(vdev);