From 0bdecd82dda4f0c60220cbd3932a3012b3611fc9 Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Wed, 20 Oct 2010 01:15:21 +0000
Subject: [PATCH] nand: constify id/manu tables
These id tables need not be writable.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
drivers/mtd/nand/nand_base.c | 6 +++---
drivers/mtd/nand/nand_ids.c | 4 ++--
include/linux/mtd/nand.h | 4 ++--
3 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 21cc5a3940..b74d04029a 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2409,11 +2409,11 @@ static void nand_set_defaults(struct nand_chip *chip, int busw)
/*
* Get the flash and manufacturer id and lookup if the type is supported
*/
-static struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
+static const struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
struct nand_chip *chip,
int busw, int *maf_id)
{
- struct nand_flash_dev *type = NULL;
+ const struct nand_flash_dev *type = NULL;
int i, dev_id, maf_idx;
int tmp_id, tmp_manf;
@@ -2587,7 +2587,7 @@ int nand_scan_ident(struct mtd_info *mtd, int maxchips)
{
int i, busw, nand_maf_id;
struct nand_chip *chip = mtd->priv;
- struct nand_flash_dev *type;
+ const struct nand_flash_dev *type;
/* Get buswidth to select the correct functions */
busw = chip->options & NAND_BUSWIDTH_16;
diff --git a/drivers/mtd/nand/nand_ids.c b/drivers/mtd/nand/nand_ids.c
index 25b22ecc92..8d7ea767dd 100644
--- a/drivers/mtd/nand/nand_ids.c
+++ b/drivers/mtd/nand/nand_ids.c
@@ -22,7 +22,7 @@
+ 256 256 Byte page size
* 512 512 Byte page size
*/
-struct nand_flash_dev nand_flash_ids[] = {
+const struct nand_flash_dev nand_flash_ids[] = {
#ifdef CONFIG_MTD_NAND_MUSEUM_IDS
{"NAND 1MiB 5V 8-bit", 0x6e, 256, 1, 0x1000, 0},
@@ -132,7 +132,7 @@ struct nand_flash_dev nand_flash_ids[] = {
/*
* Manufacturer ID list
*/
-struct nand_manufacturers nand_manuf_ids[] = {
+const struct nand_manufacturers nand_manuf_ids[] = {
{NAND_MFR_TOSHIBA, "Toshiba"},
{NAND_MFR_SAMSUNG, "Samsung"},
{NAND_MFR_FUJITSU, "Fujitsu"},
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 94ad0c0e36..519f47e4d3 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -470,8 +470,8 @@ struct nand_manufacturers {
char * name;
};
-extern struct nand_flash_dev nand_flash_ids[];
-extern struct nand_manufacturers nand_manuf_ids[];
+extern const struct nand_flash_dev nand_flash_ids[];
+extern const struct nand_manufacturers nand_manuf_ids[];
extern int nand_scan_bbt(struct mtd_info *mtd, struct nand_bbt_descr *bd);
extern int nand_update_bbt(struct mtd_info *mtd, loff_t offs);
--
2.39.5