--- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/mtd/blktrans.h

/* * $Id: blktrans.h,v 1.6 2005/11/07 11:14:54 gleixner Exp $ * * (C) 2003 David Woodhouse <> * * Interface to Linux block layer for MTD 'translation layers'. * */ #ifndef __MTD_TRANS_H__ #define __MTD_TRANS_H__ #include <asm/semaphore.h> struct hd_geometry; struct mtd_info; struct mtd_blktrans_ops; struct file; struct inode; struct mtd_blktrans_dev { struct mtd_blktrans_ops *tr; struct list_head list; struct mtd_info *mtd; struct semaphore sem; int devnum; int blksize; unsigned long size; int readonly; void *blkcore_priv; /* gendisk in 2.5, devfs_handle in 2.4 */ }; struct blkcore_priv; /* Differs for 2.4 and 2.5 kernels; private */ struct mtd_blktrans_ops { char *name; int major; int part_bits; /* Access functions */ int (*readsect)(struct mtd_blktrans_dev *dev, unsigned long block, char *buffer); int (*writesect)(struct mtd_blktrans_dev *dev, unsigned long block, char *buffer); /* Block layer ioctls */ int (*getgeo)(struct mtd_blktrans_dev *dev, struct hd_geometry *geo); int (*flush)(struct mtd_blktrans_dev *dev); /* Called with mtd_table_mutex held; no race with add/remove */ int (*open)(struct mtd_blktrans_dev *dev); int (*release)(struct mtd_blktrans_dev *dev); /* Called on {de,}registration and on subsequent addition/removal of devices, with mtd_table_mutex held. */ void (*add_mtd)(struct mtd_blktrans_ops *tr, struct mtd_info *mtd); void (*remove_dev)(struct mtd_blktrans_dev *dev); struct list_head devs; struct list_head list; struct module *owner; struct mtd_blkcore_priv *blkcore_priv; }; extern int register_mtd_blktrans(struct mtd_blktrans_ops *tr); extern int deregister_mtd_blktrans(struct mtd_blktrans_ops *tr); extern int add_mtd_blktrans_dev(struct mtd_blktrans_dev *dev); extern int del_mtd_blktrans_dev(struct mtd_blktrans_dev *dev); #endif /* __MTD_TRANS_H__ */