@@ -70,6 +70,10 @@ struct vfio_device {
*
* @init: initialize private fields in device structure
* @release: Reclaim private fields in device structure
+ * @bind_iommufd: Called when binding the device to an iommufd
+ * @unbind_iommufd: Opposite of bind_iommufd
+ * @attach_ioas: Called when attaching device to an IOAS/HWPT managed by the
+ * bound iommufd. Undo in unbind_iommufd.
* @open_device: Called when the first file descriptor is opened for this device
* @close_device: Opposite of open_device
* @read: Perform read(2) on device file descriptor