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/*
* GPL HEADER START
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* GPL HEADER END
*
* Copyright 2011 various Linux Kernel contributors.
* Copyright 2011 Joyent, Inc. All Rights Reserved.
*/
#include "kvm_iodev.h"
#include <sys/errno.h>
void
kvm_iodevice_init(struct kvm_io_device *dev,
const struct kvm_io_device_ops *ops)
{
dev->ops = ops;
}
int
kvm_iodevice_read(struct kvm_io_device *dev,
gpa_t addr, int l, void *v)
{
return (dev->ops->read ? dev->ops->read(dev, addr, l, v) : -EOPNOTSUPP);
}
int
kvm_iodevice_write(struct kvm_io_device *dev,
gpa_t addr, int l, const void *v)
{
return (dev->ops->write ? dev->ops->write(dev, addr, l, v) :
-EOPNOTSUPP);
}
void
kvm_iodevice_destructor(struct kvm_io_device *dev)
{
if (dev->ops->destructor)
dev->ops->destructor(dev);
}
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