Root/target/linux/generic/files/fs/yaffs2/yaffs_getblockinfo.h

1/*
2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
3 *
4 * Copyright (C) 2002-2010 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#include "yaffs_trace.h"
21
22/* Function to manipulate block info */
23static Y_INLINE yaffs_block_info_t *yaffs_get_block_info(yaffs_dev_t * dev, int blk)
24{
25    if (blk < dev->internal_start_block || blk > dev->internal_end_block) {
26        T(YAFFS_TRACE_ERROR,
27          (TSTR
28           ("**>> yaffs: getBlockInfo block %d is not valid" TENDSTR),
29           blk));
30        YBUG();
31    }
32    return &dev->block_info[blk - dev->internal_start_block];
33}
34
35#endif
36

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