arch/s390/include/uapi/asm/virtio-ccw.h

   1 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
   2 /*
   3  * Definitions for virtio-ccw devices.
   4  *
   5  * Copyright IBM Corp. 2013
   6  *
   7  *  Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
   8  */
   9 #ifndef __KVM_VIRTIO_CCW_H
  10 #define __KVM_VIRTIO_CCW_H
  11
  12 /* Alignment of vring buffers. */
  13 #define KVM_VIRTIO_CCW_RING_ALIGN 4096
  14
  15 /* Subcode for diagnose 500 (virtio hypercall). */
  16 #define KVM_S390_VIRTIO_CCW_NOTIFY 3
  17
  18 #endif