block: export blk_verify_command for SG v4
[linux-block.git] / include / linux / bsg.h
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3d6392cf
JA
1#ifndef BSG_H
2#define BSG_H
3
4#if defined(CONFIG_BLK_DEV_BSG)
5struct bsg_class_device {
6 struct class_device *class_dev;
7 struct device *dev;
8 int minor;
9 struct gendisk *disk;
10 struct list_head list;
11};
12
13extern int bsg_register_disk(struct gendisk *);
14extern void bsg_unregister_disk(struct gendisk *);
15#else
16struct bsg_class_device { };
17#define bsg_register_disk(disk) (0)
18#define bsg_unregister_disk(disk) do { } while (0)
19#endif
20
21#endif