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authorJason Wang <jasowang@redhat.com>2021-06-02 04:15:34 +0200
committerMichael S. Tsirkin <mst@redhat.com>2021-07-08 13:49:01 +0200
commit0140b3d07617e71a8d9509776434ced107572fc8 (patch)
treeefc7f7241de3ea804dfadc3b19ebb4da9b52b8dd /include
parentvdpa: support packed virtqueue for set/get_vq_state() (diff)
downloadlinux-0140b3d07617e71a8d9509776434ced107572fc8.tar.xz
linux-0140b3d07617e71a8d9509776434ced107572fc8.zip
virtio-pci library: introduce vp_modern_get_driver_features()
This patch introduce a helper to get driver/guest features from the device. Signed-off-by: Jason Wang <jasowang@redhat.com> Link: https://lore.kernel.org/r/20210602021536.39525-3-jasowang@redhat.com Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Eli Cohen <elic@nvidia.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/virtio_pci_modern.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/virtio_pci_modern.h b/include/linux/virtio_pci_modern.h
index 6a95b58fd0f4..eb2bd9b4077d 100644
--- a/include/linux/virtio_pci_modern.h
+++ b/include/linux/virtio_pci_modern.h
@@ -79,6 +79,7 @@ static inline void vp_iowrite64_twopart(u64 val,
}
u64 vp_modern_get_features(struct virtio_pci_modern_device *mdev);
+u64 vp_modern_get_driver_features(struct virtio_pci_modern_device *mdev);
void vp_modern_set_features(struct virtio_pci_modern_device *mdev,
u64 features);
u32 vp_modern_generation(struct virtio_pci_modern_device *mdev);