target/linux/generic/files/fs/yaffs2/yaffs_summary.h

   1 /*
   2  * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
   3  *
   4  * Copyright (C) 2002-2011 Aleph One Ltd.
   5  *   for Toby Churchill Ltd and Brightstar Engineering
   6  *
   7  * Created by Charles Manning <charles@aleph1.co.uk>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU Lesser General Public License version 2.1 as
  11  * published by the Free Software Foundation.
  12  *
  13  * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
  14  */
  15
  16 #ifndef __YAFFS_SUMMARY_H__
  17 #define __YAFFS_SUMMARY_H__
  18
  19 #include "yaffs_packedtags2.h"
  20
  21
  22 int yaffs_summary_init(struct yaffs_dev *dev);
  23 void yaffs_summary_deinit(struct yaffs_dev *dev);
  24
  25 int yaffs_summary_add(struct yaffs_dev *dev,
  26                         struct yaffs_ext_tags *tags,
  27                         int chunk_in_block);
  28 int yaffs_summary_fetch(struct yaffs_dev *dev,
  29                         struct yaffs_ext_tags *tags,
  30                         int chunk_in_block);
  31 int yaffs_summary_read(struct yaffs_dev *dev,
  32                         struct yaffs_summary_tags *st,
  33                         int blk);
  34 void yaffs_summary_gc(struct yaffs_dev *dev, int blk);
  35
  36
  37 #endif