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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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9
include/linux/mtd/nand.h
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@@ -244,6 +244,7 @@ struct nand_ecc_ctrl {
int total;
int prepad;
int postpad;
struct nand_ecclayout *layout;
void (*hwctl)(struct mtd_info *mtd, int mode);
int (*calculate)(struct mtd_info *mtd,
const uint8_t *dat,
@@ -318,7 +319,7 @@ struct nand_buffers {
* @chipsize: [INTERN] the size of one chip for multichip arrays
* @pagemask: [INTERN] page number mask = number of (pages / chip) - 1
* @pagebuf: [INTERN] holds the pagenumber which is currently in data_buf
* @autooob: [REPLACEABLE] the default (auto)placement scheme
* @ecclayout: [REPLACEABLE] the default ecc placement scheme
* @bbt: [INTERN] bad block table pointer
* @bbt_td: [REPLACEABLE] bad block table descriptor for flash lookup
* @bbt_md: [REPLACEABLE] bad block table mirror descriptor
@@ -368,7 +369,7 @@ struct nand_chip {
uint8_t *oob_poi;
struct nand_hw_control *controller;
struct nand_oobinfo *autooob;
struct nand_ecclayout *ecclayout;
struct nand_ecc_ctrl ecc;
struct nand_buffers buffers;
@@ -522,7 +523,7 @@ extern int nand_do_read(struct mtd_info *mtd, loff_t from, size_t len,
* @partitions: mtd partition list
* @chip_delay: R/B delay value in us
* @options: Option flags, e.g. 16bit buswidth
* @oobinfo: oob info structure (ecc placement)
* @ecclayout: ecc layout info structure
* @priv: hardware controller specific settings
*/
struct platform_nand_chip {
@@ -530,7 +531,7 @@ struct platform_nand_chip {
int chip_offset;
int nr_partitions;
struct mtd_partition *partitions;
struct nand_oobinfo *oobinfo;
struct nand_ecclayout *ecclayout;
int chip_delay;
unsigned int options;
void *priv;