Commit 0040bf38 authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Thomas Gleixner

[MTD] NAND: Skip bad block table scan on request

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 2f82ce1e
...@@ -59,7 +59,7 @@ ...@@ -59,7 +59,7 @@
* The AG-AND chips have nice features for speed improvement, * The AG-AND chips have nice features for speed improvement,
* which are not supported yet. Read / program 4 pages in one go. * which are not supported yet. Read / program 4 pages in one go.
* *
* $Id: nand_base.c,v 1.130 2005/01/24 03:07:43 dmarlin Exp $ * $Id: nand_base.c,v 1.131 2005/02/09 12:19:56 gleixner Exp $
* *
* This program is free software; you can redistribute it and/or modify * This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as * it under the terms of the GNU General Public License version 2 as
...@@ -2631,6 +2631,10 @@ int nand_scan (struct mtd_info *mtd, int maxchips) ...@@ -2631,6 +2631,10 @@ int nand_scan (struct mtd_info *mtd, int maxchips)
memcpy(&mtd->oobinfo, this->autooob, sizeof(mtd->oobinfo)); memcpy(&mtd->oobinfo, this->autooob, sizeof(mtd->oobinfo));
mtd->owner = THIS_MODULE; mtd->owner = THIS_MODULE;
/* Check, if we should skip the bad block table scan */
if (this->options & NAND_SKIP_BBTSCAN)
return 0;
/* Build bad block table */ /* Build bad block table */
return this->scan_bbt (mtd); return this->scan_bbt (mtd);
......
...@@ -5,7 +5,7 @@ ...@@ -5,7 +5,7 @@
* Steven J. Hill <sjhill@realitydiluted.com> * Steven J. Hill <sjhill@realitydiluted.com>
* Thomas Gleixner <tglx@linutronix.de> * Thomas Gleixner <tglx@linutronix.de>
* *
* $Id: nand.h,v 1.70 2005/01/24 03:07:42 dmarlin Exp $ * $Id: nand.h,v 1.71 2005/02/09 12:12:59 gleixner Exp $
* *
* This program is free software; you can redistribute it and/or modify * This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as * it under the terms of the GNU General Public License version 2 as
...@@ -223,7 +223,8 @@ extern int nand_read_raw (struct mtd_info *mtd, uint8_t *buf, loff_t from, size_ ...@@ -223,7 +223,8 @@ extern int nand_read_raw (struct mtd_info *mtd, uint8_t *buf, loff_t from, size_
* This can only work if we have the ecc bytes directly behind the * This can only work if we have the ecc bytes directly behind the
* data bytes. Applies for DOC and AG-AND Renesas HW Reed Solomon generators */ * data bytes. Applies for DOC and AG-AND Renesas HW Reed Solomon generators */
#define NAND_HWECC_SYNDROME 0x00020000 #define NAND_HWECC_SYNDROME 0x00020000
/* This option skips the bbt scan during initialization. */
#define NAND_SKIP_BBTSCAN 0x00040000
/* Options set by nand scan */ /* Options set by nand scan */
/* Nand scan has allocated oob_buf */ /* Nand scan has allocated oob_buf */
......
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