1edfb8d8fSMichael S. Tsirkin /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
26a773cb8SCornelia Huck /*
36a773cb8SCornelia Huck  * Definitions for virtio-ccw devices.
46a773cb8SCornelia Huck  *
56a773cb8SCornelia Huck  * Copyright IBM Corp. 2013
66a773cb8SCornelia Huck  *
76a773cb8SCornelia Huck  *  Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
86a773cb8SCornelia Huck  */
96a773cb8SCornelia Huck #ifndef __KVM_VIRTIO_CCW_H
106a773cb8SCornelia Huck #define __KVM_VIRTIO_CCW_H
116a773cb8SCornelia Huck 
126a773cb8SCornelia Huck /* Alignment of vring buffers. */
136a773cb8SCornelia Huck #define KVM_VIRTIO_CCW_RING_ALIGN 4096
146a773cb8SCornelia Huck 
156a773cb8SCornelia Huck /* Subcode for diagnose 500 (virtio hypercall). */
166a773cb8SCornelia Huck #define KVM_S390_VIRTIO_CCW_NOTIFY 3
176a773cb8SCornelia Huck 
186a773cb8SCornelia Huck #endif
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