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authorDavid Woodhouse <David.Woodhouse@intel.com>2008-08-16 11:01:31 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2008-08-16 11:01:31 +0100
commitccbcd6cba5ef6e071deb072188ad044921f6b91e (patch)
treeb6b290e1e46bcf820d42d795a0c7604cbc0d0973 /drivers/mtd/nand/nand_ecc.c
parente6cf5df1838c28bb060ac45b5585e48e71bbc740 (diff)
downloadblackbird-op-linux-ccbcd6cba5ef6e071deb072188ad044921f6b91e.tar.gz
blackbird-op-linux-ccbcd6cba5ef6e071deb072188ad044921f6b91e.zip
[MTD] [NAND] Minor cleanup of nand_ecc.c
Make the standalone stuff a little cleaner, fix some checkpatch warnings. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/nand/nand_ecc.c')
-rw-r--r--drivers/mtd/nand/nand_ecc.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/mtd/nand/nand_ecc.c b/drivers/mtd/nand/nand_ecc.c
index 7129da51bb33..a8e8413ca2bc 100644
--- a/drivers/mtd/nand/nand_ecc.c
+++ b/drivers/mtd/nand/nand_ecc.c
@@ -4,15 +4,15 @@
*
* drivers/mtd/nand/nand_ecc.c
*
- * Copyright (C) 2008 Koninklijke Philips Electronics NV.
- * Author: Frans Meulenbroeks
+ * Copyright © 2008 Koninklijke Philips Electronics NV.
+ * Author: Frans Meulenbroeks
*
* Completely replaces the previous ECC implementation which was written by:
* Steven J. Hill (sjhill@realitydiluted.com)
* Thomas Gleixner (tglx@linutronix.de)
*
* Information on how this algorithm works and how it was developed
- * can be found in Documentation/nand/ecc.txt
+ * can be found in Documentation/mtd/nand_ecc.txt
*
* This file is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -35,7 +35,7 @@
* e.g. when running the code in a testbed or a benchmark program.
* When STANDALONE is used, the module related macros are commented out
* as well as the linux include files.
- * Instead a private definition of mtd_into is given to satisfy the compiler
+ * Instead a private definition of mtd_info is given to satisfy the compiler
* (the code does not use mtd_info, so the code does not care)
*/
#ifndef STANDALONE
@@ -44,10 +44,8 @@
#include <linux/module.h>
#include <linux/mtd/nand_ecc.h>
#else
-typedef uint32_t unsigned long
-struct mtd_info {
- int dummy;
-};
+#include <stdint.h>
+struct mtd_info;
#define EXPORT_SYMBOL(x) /* x */
#define MODULE_LICENSE(x) /* x */
@@ -409,7 +407,7 @@ int nand_correct_data(struct mtd_info *mtd, unsigned char *buf,
/* repeated if statements are slightly more efficient than switch ... */
/* ordered in order of likelihood */
if (nr_bits == 0)
- return (0); /* no error */
+ return 0; /* no error */
if (nr_bits == 11) { /* correctable error */
/*
* rp15/13/11/9/7/5/3/1 indicate which byte is the faulty byte
@@ -431,10 +429,10 @@ int nand_correct_data(struct mtd_info *mtd, unsigned char *buf,
bit_addr = addressbits[b2 >> 2];
/* flip the bit */
buf[byte_addr] ^= (1 << bit_addr);
- return (1);
+ return 1;
}
if (nr_bits == 1)
- return (1); /* error in ecc data; no action needed */
+ return 1; /* error in ecc data; no action needed */
return -1;
}
EXPORT_SYMBOL(nand_correct_data);
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