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[MTD] NAND Replace oobinfo by ecclayout

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The nand_oobinfo structure is not fitting the newer error correction
demands anymore. Replace it by struct nand_ecclayout and fixup the users
all over the place. Keep the nand_oobinfo based ioctl for user space
compability reasons.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner
2006-05-27 22:16:10 +02:00
parent ff268fb879
commit 5bd34c091a
20 changed files with 135 additions and 100 deletions
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26
drivers/mtd/mtdchar.c
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@@ -512,14 +512,36 @@ static int mtd_ioctl(struct inode *inode, struct file *file,
break;
}
/* Legacy interface */
case MEMGETOOBSEL:
{
if (copy_to_user(argp, mtd->oobinfo,
sizeof(struct nand_oobinfo)))
struct nand_oobinfo oi;
if (!mtd->ecclayout)
return -EOPNOTSUPP;
if (mtd->ecclayout->eccbytes > ARRAY_SIZE(oi.eccpos))
return -EINVAL;
oi.useecc = MTD_NANDECC_AUTOPLACE;
memcpy(&oi.eccpos, mtd->ecclayout->eccpos, sizeof(oi.eccpos));
memcpy(&oi.oobfree, mtd->ecclayout->oobfree,
sizeof(oi.oobfree));
if (copy_to_user(argp, &oi, sizeof(struct nand_oobinfo)))
return -EFAULT;
break;
}
case ECCGETLAYOUT:
if (!mtd->ecclayout)
return -EOPNOTSUPP;
if (copy_to_user(argp, &mtd->ecclayout,
sizeof(struct nand_ecclayout)))
return -EFAULT;
break;
case MEMGETBADBLOCK:
{
loff_t offs;