diff options
Diffstat (limited to 'hw/vfio/pci.h')
| -rw-r--r-- | hw/vfio/pci.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/hw/vfio/pci.h b/hw/vfio/pci.h index 810a842f4a..e0aef82a89 100644 --- a/hw/vfio/pci.h +++ b/hw/vfio/pci.h @@ -123,7 +123,8 @@ typedef struct VFIOMSIXInfo { OBJECT_DECLARE_SIMPLE_TYPE(VFIOPCIDevice, VFIO_PCI_BASE) struct VFIOPCIDevice { - PCIDevice pdev; + PCIDevice parent_obj; + VFIODevice vbasedev; VFIOINTx intx; unsigned int config_size; @@ -203,6 +204,11 @@ static inline bool vfio_is_vga(VFIOPCIDevice *vdev) return (vdev->class_code >> 8) == PCI_CLASS_DISPLAY_VGA; } +static inline bool vfio_is_base_display(VFIOPCIDevice *vdev) +{ + return (vdev->class_code >> 16) == PCI_BASE_CLASS_DISPLAY; +} + /* MSI/MSI-X/INTx */ void vfio_pci_vector_init(VFIOPCIDevice *vdev, int nr); void vfio_pci_add_kvm_msi_virq(VFIOPCIDevice *vdev, VFIOMSIVector *vector, @@ -221,6 +227,18 @@ void vfio_pci_write_config(PCIDevice *pdev, uint64_t vfio_vga_read(void *opaque, hwaddr addr, unsigned size); void vfio_vga_write(void *opaque, hwaddr addr, uint64_t data, unsigned size); +/** + * vfio_pci_from_vfio_device: Transform from VFIODevice to + * VFIOPCIDevice + * + * This function checks if the given @vbasedev is a VFIO PCI device. + * If it is, it returns the containing VFIOPCIDevice. + * + * @vbasedev: The VFIODevice to transform + * + * Return: The VFIOPCIDevice on success, NULL on failure. + */ +VFIOPCIDevice *vfio_pci_from_vfio_device(VFIODevice *vbasedev); void vfio_sub_page_bar_update_mappings(VFIOPCIDevice *vdev); bool vfio_opt_rom_in_denylist(VFIOPCIDevice *vdev); bool vfio_config_quirk_setup(VFIOPCIDevice *vdev, Error **errp); |