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1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef _LINUX_BSG_H3#define _LINUX_BSG_H4 5#include <uapi/linux/bsg.h>6 7struct bsg_device;8struct device;9struct request_queue;10 11typedef int (bsg_sg_io_fn)(struct request_queue *, struct sg_io_v4 *hdr,12 bool open_for_write, unsigned int timeout);13 14struct bsg_device *bsg_register_queue(struct request_queue *q,15 struct device *parent, const char *name,16 bsg_sg_io_fn *sg_io_fn);17void bsg_unregister_queue(struct bsg_device *bcd);18 19#endif /* _LINUX_BSG_H */20