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virtio: define virtio_pci_cfg_cap in header.

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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
1 changed files with 6 additions and 0 deletions
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6
include/uapi/linux/virtio_pci.h
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@ -157,6 +157,12 @@ struct virtio_pci_common_cfg {
__le32 queue_used_hi; /* read-write */ __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! */ /* Macro versions of offsets for the Old Timers! */
#define VIRTIO_PCI_CAP_VNDR 0 #define VIRTIO_PCI_CAP_VNDR 0
#define VIRTIO_PCI_CAP_NEXT 1 #define VIRTIO_PCI_CAP_NEXT 1