[linux-block.git] / include / linux / bsg.h

#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
Commit	Line	Data
	1	#ifndef BSG_H
	2	#define BSG_H
	3
	4	#include <uapi/linux/bsg.h>
	5
	6
	7	#if defined(CONFIG_BLK_DEV_BSG)
	8	struct bsg_class_device {
	9	struct device *class_dev;
	10	struct device *parent;
	11	int minor;
	12	struct request_queue *queue;
	13	struct kref ref;
	14	void (release)(struct device );
	15	};
	16
	17	extern int bsg_register_queue(struct request_queue *q,
	18	struct device parent, const char name,
	19	void (release)(struct device ));
	20	extern void bsg_unregister_queue(struct request_queue *);
	21	#else
	22	static inline int bsg_register_queue(struct request_queue *q,
	23	struct device parent, const char name,
	24	void (release)(struct device ))
	25	{
	26	return 0;
	27	}
	28	static inline void bsg_unregister_queue(struct request_queue *q)
	29	{
	30	}
	31	#endif
	32
	33	#endif