include/linux/bsg.h

   1 #ifndef BSG_H
   2 #define BSG_H
   3
   4 #if defined(CONFIG_BLK_DEV_BSG)
   5 struct 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
  13 extern int bsg_register_disk(struct gendisk *);
  14 extern void bsg_unregister_disk(struct gendisk *);
  15 #else
  16 struct bsg_class_device { };
  17 #define bsg_register_disk(disk)         (0)
  18 #define bsg_unregister_disk(disk)       do { } while (0)
  19 #endif
  20
  21 #endif