virtio: define virtio_pci_cfg_cap in header.

We already have VIRTIO_PCI_CAP_PCI_CFG, let's define the structure that
goes with it.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2015-07-02 10:56:49 +02:00
parent d768f32aec
commit 3121bb023e

View File

@ -157,6 +157,12 @@ struct virtio_pci_common_cfg {
__le32 queue_used_hi; /* read-write */
};
/* Fields in VIRTIO_PCI_CAP_PCI_CFG: */
struct virtio_pci_cfg_cap {
struct virtio_pci_cap cap;
__u8 pci_cfg_data[4]; /* Data for BAR access. */
};
/* Macro versions of offsets for the Old Timers! */
#define VIRTIO_PCI_CAP_VNDR 0
#define VIRTIO_PCI_CAP_NEXT 1