[mirror_ubuntu-bionic-kernel.git] / include / linux / bsg.h

/* SPDX-License-Identifier: GPL-2.0 */
#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	/* SPDX-License-Identifier: GPL-2.0 */
	2	#ifndef BSG_H
	3	#define BSG_H
	4
	5	#include <uapi/linux/bsg.h>
	6
	7
	8	#if defined(CONFIG_BLK_DEV_BSG)
	9	struct bsg_class_device {
	10	struct device *class_dev;
	11	struct device *parent;
	12	int minor;
	13	struct request_queue *queue;
	14	struct kref ref;
	15	void (release)(struct device );
	16	};
	17
	18	extern int bsg_register_queue(struct request_queue *q,
	19	struct device parent, const char name,
	20	void (release)(struct device ));
	21	extern void bsg_unregister_queue(struct request_queue *);
	22	#else
	23	static inline int bsg_register_queue(struct request_queue *q,
	24	struct device parent, const char name,
	25	void (release)(struct device ))
	26	{
	27	return 0;
	28	}
	29	static inline void bsg_unregister_queue(struct request_queue *q)
	30	{
	31	}
	32	#endif
	33
	34	#endif