target/linux/generic-2.6/files/fs/yaffs2/yaffs_getblockinfo.h

   1 /*
   2  * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
   3  *
   4  * Copyright (C) 2002-2007 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_GETBLOCKINFO_H__
  17 #define __YAFFS_GETBLOCKINFO_H__
  18
  19 #include "yaffs_guts.h"
  20
  21 /* Function to manipulate block info */
  22 static Y_INLINE yaffs_BlockInfo *yaffs_GetBlockInfo(yaffs_Device * dev, int blk)
  23 {
  24         if (blk < dev->internalStartBlock || blk > dev->internalEndBlock) {
  25                 T(YAFFS_TRACE_ERROR,
  26                   (TSTR
  27                    ("**>> yaffs: getBlockInfo block %d is not valid" TENDSTR),
  28                    blk));
  29                 YBUG();
  30         }
  31         return &dev->blockInfo[blk - dev->internalStartBlock];
  32 }
  33
  34 #endif