From 6d41419f0b010db03c01dec59875144457aa11d2 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 12 Sep 2011 06:04:06 +0200 Subject: NAND: Really ignore bad blocks when scrubbing Signed-off-by: Marek Vasut Cc: Scott Wood Cc: Stefano Babic Cc: Wolfgang Denk Cc: Detlev Zundel [scottwood@freescale.com: use chip instead of redundant priv_nand] Signed-off-by: Scott Wood --- drivers/mtd/nand/nand_util.c | 29 ++++++++--------------------- 1 file changed, 8 insertions(+), 21 deletions(-) (limited to 'drivers/mtd/nand/nand_util.c') diff --git a/drivers/mtd/nand/nand_util.c b/drivers/mtd/nand/nand_util.c index 81bf36615..60c778e63 100644 --- a/drivers/mtd/nand/nand_util.c +++ b/drivers/mtd/nand/nand_util.c @@ -57,12 +57,6 @@ typedef struct mtd_info mtd_info_t; #define cpu_to_je16(x) (x) #define cpu_to_je32(x) (x) -/*****************************************************************************/ -static int nand_block_bad_scrub(struct mtd_info *mtd, loff_t ofs, int getchip) -{ - return 0; -} - /** * nand_erase_opts: - erase NAND flash with support for various options * (jffs2 formating) @@ -82,7 +76,6 @@ int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts) int bbtest = 1; int result; int percent_complete = -1; - int (*nand_block_bad_old)(struct mtd_info *, loff_t, int) = NULL; const char *mtd_device = meminfo->name; struct mtd_oob_ops oob_opts; struct nand_chip *chip = meminfo->priv; @@ -110,17 +103,15 @@ int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts) * and disable bad block table while erasing. */ if (opts->scrub) { - struct nand_chip *priv_nand = meminfo->priv; - - nand_block_bad_old = priv_nand->block_bad; - priv_nand->block_bad = nand_block_bad_scrub; - /* we don't need the bad block table anymore... + erase.scrub = opts->scrub; + /* + * We don't need the bad block table anymore... * after scrub, there are no bad blocks left! */ - if (priv_nand->bbt) { - kfree(priv_nand->bbt); + if (chip->bbt) { + kfree(chip->bbt); } - priv_nand->bbt = NULL; + chip->bbt = NULL; } for (erased_length = 0; @@ -204,12 +195,8 @@ int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts) if (!opts->quiet) printf("\n"); - if (nand_block_bad_old) { - struct nand_chip *priv_nand = meminfo->priv; - - priv_nand->block_bad = nand_block_bad_old; - priv_nand->scan_bbt(meminfo); - } + if (opts->scrub) + chip->scan_bbt(meminfo); return 0; } -- cgit v1.2.3-70-g09d2