blob: 3c14b2926e0018e1e8ef157df37fc770a6d440b3 [file] [log] [blame]
/*
*
* Copyright (c) 2009, Microsoft Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
* Authors:
* Haiyang Zhang <haiyangz@microsoft.com>
* Hank Janssen <hjanssen@microsoft.com>
*
*/
#ifndef _VMBUS_H_
#define _VMBUS_H_
#include <linux/device.h>
#include "vmbus_api.h"
struct driver_context {
struct hv_guid class_id;
struct device_driver driver;
/*
* Use these methods instead of the struct device_driver so 2.6 kernel
* stops complaining
* TODO - fix this!
*/
int (*probe)(struct device *);
int (*remove)(struct device *);
void (*shutdown)(struct device *);
};
struct vm_device {
struct work_struct probe_failed_work_item;
struct hv_guid class_id;
struct hv_guid device_id;
int probe_error;
struct hv_device device_obj;
struct device device;
};
static inline struct vm_device *to_vm_device(struct hv_device *d)
{
return container_of(d, struct vm_device, device_obj);
}
static inline struct vm_device *device_to_vm_device(struct device *d)
{
return container_of(d, struct vm_device, device);
}
static inline struct driver_context *driver_to_driver_context(struct device_driver *d)
{
return container_of(d, struct driver_context, driver);
}
/* Vmbus interface */
int vmbus_child_driver_register(struct driver_context *driver_ctx);
void vmbus_child_driver_unregister(struct driver_context *driver_ctx);
void vmbus_get_interface(struct vmbus_channel_interface *interface);
extern struct completion hv_channel_ready;
#endif /* _VMBUS_H_ */