mirror of
https://github.com/openharmony/third_party_Linux_Kernel.git
synced 2026-08-24 23:51:31 -04:00
maguangyao
34 lines
734 B
C
34 lines
734 B
C
#ifndef BSG_H
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#define BSG_H
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#include <uapi/linux/bsg.h>
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#if defined(CONFIG_BLK_DEV_BSG)
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struct bsg_class_device {
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struct device *class_dev;
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struct device *parent;
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int minor;
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struct request_queue *queue;
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struct kref ref;
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void (*release)(struct device *);
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};
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extern int bsg_register_queue(struct request_queue *q,
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struct device *parent, const char *name,
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void (*release)(struct device *));
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extern void bsg_unregister_queue(struct request_queue *);
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#else
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static inline int bsg_register_queue(struct request_queue *q,
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struct device *parent, const char *name,
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void (*release)(struct device *))
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{
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return 0;
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}
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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
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#endif
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