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| author |   Alex Williamson <alex.williamson@redhat.com> | 2016-02-22 16:02:43 -0700 |
|---|---|---|
| committer | Alex Williamson <alex.williamson@redhat.com> | 2016-02-22 16:10:09 -0700 |
| commit | 5846ff54e87d8bab4f1e330af0b5407747a0a57e (patch) | |
| tree | fbd2cf55f626b90db3440238387c14fa36de262c /drivers/vfio/pci/vfio_pci_private.h | |
| parent | vfio/pci: Enable virtual register in PCI config space (diff) | |
| download | linux-dev-5846ff54e87d8bab4f1e330af0b5407747a0a57e.tar.xz linux-dev-5846ff54e87d8bab4f1e330af0b5407747a0a57e.zip | |
vfio/pci: Intel IGD OpRegion support
This is the first consumer of vfio device specific resource support,
providing read-only access to the OpRegion for Intel graphics devices.
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers/vfio/pci/vfio_pci_private.h')
| -rw-r--r-- | drivers/vfio/pci/vfio_pci_private.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/vfio/pci/vfio_pci_private.h b/drivers/vfio/pci/vfio_pci_private.h index b1e403235feb..19f7699ac699 100644 --- a/drivers/vfio/pci/vfio_pci_private.h +++ b/drivers/vfio/pci/vfio_pci_private.h @@ -122,4 +122,12 @@ extern int vfio_pci_register_dev_region(struct vfio_pci_device *vdev, unsigned int type, unsigned int subtype, const struct vfio_pci_regops *ops, size_t size, u32 flags, void *data); +#ifdef CONFIG_VFIO_PCI_IGD +extern int vfio_pci_igd_opregion_init(struct vfio_pci_device *vdev); +#else +static inline int vfio_pci_igd_opregion_init(struct vfio_pci_device *vdev) +{ + return -ENODEV; +} +#endif #endif /* VFIO_PCI_PRIVATE_H */ |