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/*
*
* 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 "VmbusApi.h"
/* Data types */
typedef int (*PFN_DRIVERINITIALIZE)(struct hv_driver *drv);
typedef int (*PFN_DRIVEREXIT)(struct hv_driver *drv);
struct driver_context {
GUID class_id;
struct device_driver driver;
/* Use these methods instead of the struct device_driver so 2.6 kernel stops complaining */
int (*probe)(struct device *);
int (*remove)(struct device *);
void (*shutdown)(struct device *);
};
struct device_context {
struct work_struct probe_failed_work_item;
GUID class_id;
GUID device_id;
int probe_error;
struct device device;
struct hv_device device_obj;
};
/* Global */
/* Inlines */
static inline struct device_context *to_device_context(struct hv_device *device_obj)
{
return container_of(device_obj, struct device_context, device_obj);
}
static inline struct device_context *device_to_device_context(struct device *device)
{
return container_of(device, struct device_context, device);
}
static inline struct driver_context *driver_to_driver_context(struct device_driver *driver)
{
return container_of(driver, 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(
VMBUS_CHANNEL_INTERFACE *interface
);
#endif /* _VMBUS_H_ */
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