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bsg: support for full generic block layer SG v3

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Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe
2007-07-09 12:38:05 +02:00
parent 8f41958bdd
commit 3d6392cfbd
10 changed files with 1171 additions and 79 deletions
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21
include/linux/bsg.h Normal file
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@@ -0,0 +1,21 @@
#ifndef BSG_H
#define BSG_H
#if defined(CONFIG_BLK_DEV_BSG)
struct bsg_class_device {
struct class_device *class_dev;
struct device *dev;
int minor;
struct gendisk *disk;
struct list_head list;
};
extern int bsg_register_disk(struct gendisk *);
extern void bsg_unregister_disk(struct gendisk *);
#else
struct bsg_class_device { };
#define bsg_register_disk(disk) (0)
#define bsg_unregister_disk(disk) do { } while (0)
#endif
#endif