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include/hw/virtio: document virtio_notify_config

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Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230710153522.3469097-5-alex.bennee@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Alex Bennée 2023-07-10 16:35:06 +01:00 committed by Michael S. Tsirkin
parent 7e8094f0df
commit a0cc7673ab
1 changed files with 7 additions and 0 deletions
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7
include/hw/virtio/virtio.h
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@ -276,6 +276,13 @@ extern const VMStateInfo virtio_vmstate_info;
int virtio_load(VirtIODevice *vdev, QEMUFile *f, int version_id);
/**
* virtio_notify_config() - signal a change to device config
* @vdev: the virtio device
*
* Assuming the virtio device is up (VIRTIO_CONFIG_S_DRIVER_OK) this
* will trigger a guest interrupt and update the config version.
*/
void virtio_notify_config(VirtIODevice *vdev);
bool virtio_queue_get_notification(VirtQueue *vq);