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KVM: Portability: Move IO device definitions to its own header file

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Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Acked-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Hollis Blanchard 2007-12-03 15:30:24 -06:00 committed by Avi Kivity
parent d77a39d982
commit e2174021cf
4 changed files with 65 additions and 42 deletions
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63
drivers/kvm/iodev.h Normal file
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@ -0,0 +1,63 @@
/*
* 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __KVM_IODEV_H__
#define __KVM_IODEV_H__
#include "types.h"
struct kvm_io_device {
void (*read)(struct kvm_io_device *this,
gpa_t addr,
int len,
void *val);
void (*write)(struct kvm_io_device *this,
gpa_t addr,
int len,
const void *val);
int (*in_range)(struct kvm_io_device *this, gpa_t addr);
void (*destructor)(struct kvm_io_device *this);
void *private;
};
static inline void kvm_iodevice_read(struct kvm_io_device *dev,
gpa_t addr,
int len,
void *val)
{
dev->read(dev, addr, len, val);
}
static inline void kvm_iodevice_write(struct kvm_io_device *dev,
gpa_t addr,
int len,
const void *val)
{
dev->write(dev, addr, len, val);
}
static inline int kvm_iodevice_inrange(struct kvm_io_device *dev, gpa_t addr)
{
return dev->in_range(dev, addr);
}
static inline void kvm_iodevice_destructor(struct kvm_io_device *dev)
{
if (dev->destructor)
dev->destructor(dev);
}
#endif /* __KVM_IODEV_H__ */

1
drivers/kvm/irq.h
View file

@ -23,6 +23,7 @@
#define __IRQ_H #define __IRQ_H
#include "kvm.h" #include "kvm.h"
#include "iodev.h"
typedef void irq_request_func(void *opaque, int level); typedef void irq_request_func(void *opaque, int level);

42
drivers/kvm/kvm.h
View file

@ -168,48 +168,6 @@ struct kvm_vcpu_stat {
u32 insn_emulation_fail; u32 insn_emulation_fail;
}; };
struct kvm_io_device {
void (*read)(struct kvm_io_device *this,
gpa_t addr,
int len,
void *val);
void (*write)(struct kvm_io_device *this,
gpa_t addr,
int len,
const void *val);
int (*in_range)(struct kvm_io_device *this, gpa_t addr);
void (*destructor)(struct kvm_io_device *this);
void *private;
};
static inline void kvm_iodevice_read(struct kvm_io_device *dev,
gpa_t addr,
int len,
void *val)
{
dev->read(dev, addr, len, val);
}
static inline void kvm_iodevice_write(struct kvm_io_device *dev,
gpa_t addr,
int len,
const void *val)
{
dev->write(dev, addr, len, val);
}
static inline int kvm_iodevice_inrange(struct kvm_io_device *dev, gpa_t addr)
{
return dev->in_range(dev, addr);
}
static inline void kvm_iodevice_destructor(struct kvm_io_device *dev)
{
if (dev->destructor)
dev->destructor(dev);
}
/* /*
* It would be nice to use something smarter than a linear search, TBD... * It would be nice to use something smarter than a linear search, TBD...
* Thankfully we dont expect many devices to register (famous last words :), * Thankfully we dont expect many devices to register (famous last words :),

1
drivers/kvm/kvm_main.c
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@ -18,6 +18,7 @@
#include "kvm.h" #include "kvm.h"
#include "x86.h" #include "x86.h"
#include "irq.h" #include "irq.h"
#include "iodev.h"
#include <linux/kvm.h> #include <linux/kvm.h>
#include <linux/module.h> #include <linux/module.h>