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7801104268
Move the SCSI-specific bsg code in the SCSI midlayer instead of in the common bsg code. This just keeps the common bsg code block/ and also allows building it as a module. Link: https://lore.kernel.org/r/20210724072033.1284840-15-hch@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
35 lines
864 B
C
35 lines
864 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_BSG_H
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#define _LINUX_BSG_H
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#include <uapi/linux/bsg.h>
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struct request;
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struct request_queue;
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#ifdef CONFIG_BLK_DEV_BSG_COMMON
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struct bsg_ops {
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int (*check_proto)(struct sg_io_v4 *hdr);
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int (*fill_hdr)(struct request *rq, struct sg_io_v4 *hdr,
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fmode_t mode);
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int (*complete_rq)(struct request *rq, struct sg_io_v4 *hdr);
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void (*free_rq)(struct request *rq);
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};
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struct bsg_class_device {
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struct device *class_dev;
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int minor;
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struct request_queue *queue;
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const struct bsg_ops *ops;
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};
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int bsg_register_queue(struct request_queue *q, struct device *parent,
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const char *name, const struct bsg_ops *ops);
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void bsg_unregister_queue(struct request_queue *q);
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#else
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static inline void bsg_unregister_queue(struct request_queue *q)
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{
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}
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#endif /* CONFIG_BLK_DEV_BSG_COMMON */
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#endif /* _LINUX_BSG_H */
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