1*9cbb6362SCornelia Huck /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */ 29abd373cSMichael S. Tsirkin /* 39abd373cSMichael S. Tsirkin * Definitions for virtio-ccw devices. 49abd373cSMichael S. Tsirkin * 59abd373cSMichael S. Tsirkin * Copyright IBM Corp. 2013 69abd373cSMichael S. Tsirkin * 79abd373cSMichael S. Tsirkin * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> 89abd373cSMichael S. Tsirkin */ 99abd373cSMichael S. Tsirkin #ifndef __KVM_VIRTIO_CCW_H 109abd373cSMichael S. Tsirkin #define __KVM_VIRTIO_CCW_H 119abd373cSMichael S. Tsirkin 129abd373cSMichael S. Tsirkin /* Alignment of vring buffers. */ 139abd373cSMichael S. Tsirkin #define KVM_VIRTIO_CCW_RING_ALIGN 4096 149abd373cSMichael S. Tsirkin 159abd373cSMichael S. Tsirkin /* Subcode for diagnose 500 (virtio hypercall). */ 169abd373cSMichael S. Tsirkin #define KVM_S390_VIRTIO_CCW_NOTIFY 3 179abd373cSMichael S. Tsirkin 189abd373cSMichael S. Tsirkin #endif 19