root/include/linux/bsg.h

INCLUDED FROM

DEFINITIONS

1. bsg_register_queue
2. bsg_unregister_queue

#ifndef BSG_H
#define BSG_H

#include <uapi/linux/bsg.h>


#if defined(CONFIG_BLK_DEV_BSG)
struct bsg_class_device {
        struct device *class_dev;
        struct device *parent;
        int minor;
        struct request_queue *queue;
        struct kref ref;
        void (*release)(struct device *);
};

extern int bsg_register_queue(struct request_queue *q,
                              struct device *parent, const char *name,
                              void (*release)(struct device *));
extern void bsg_unregister_queue(struct request_queue *);
#else
static inline int bsg_register_queue(struct request_queue *q,
                                     struct device *parent, const char *name,
                                     void (*release)(struct device *))
{
        return 0;
}
static inline void bsg_unregister_queue(struct request_queue *q)
{
}
#endif

#endif