[MTD] NAND Replace oobinfo by ecclayout

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>

include/linux/mtd/inftl.h

@@ -46,7 +46,7 @@ struct INFTLrecord {
         unsigned int nb_blocks;		/* number of physical blocks */
         unsigned int nb_boot_blocks;	/* number of blocks used by the bios */
         struct erase_info instr;
-        struct nand_oobinfo oobinfo;
+        struct nand_ecclayout oobinfo;
 };
 
 int INFTL_mount(struct INFTLrecord *s);

include/linux/mtd/mtd.h

@@ -101,8 +101,8 @@ struct mtd_info {
 	char *name;
 	int index;
 
-	/* oobinfo structure pointer - read only ! */
-	struct nand_oobinfo *oobinfo;
+	/* ecc layout structure pointer - read only ! */
+	struct nand_ecclayout *ecclayout;
 
 	/* Data for variable erase regions. If numeraseregions is zero,
 	 * it means that the whole device has erasesize as given above.

include/linux/mtd/nand.h

@@ -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;

include/linux/mtd/nftl.h

@@ -37,7 +37,7 @@ struct NFTLrecord {
         unsigned int nb_blocks;		/* number of physical blocks */
         unsigned int nb_boot_blocks;	/* number of blocks used by the bios */
         struct erase_info instr;
-	struct nand_oobinfo oobinfo;
+	struct nand_ecclayout oobinfo;
 };
 
 int NFTL_mount(struct NFTLrecord *s);

include/linux/mtd/onenand.h

@@ -77,7 +77,7 @@ struct onenand_bufferram {
  * @param chip_lock	[INTERN] spinlock used to protect access to this structure and the chip
  * @param wq		[INTERN] wait queue to sleep on if a OneNAND operation is in progress
  * @param state		[INTERN] the current state of the OneNAND device
- * @param autooob	[REPLACEABLE] the default (auto)placement scheme
+ * @param ecclayout	[REPLACEABLE] the default ecc placement scheme
  * @param bbm		[REPLACEABLE] pointer to Bad Block Management
  * @param priv		[OPTIONAL] pointer to private chip date
  */
@@ -113,9 +113,9 @@ struct onenand_chip {
 	onenand_state_t		state;
 	unsigned char		*page_buf;
 
-	struct nand_oobinfo	*autooob;
+	struct nand_ecclayout	*ecclayout;
 
-	void 			*bbm;
+	void			*bbm;
 
 	void			*priv;
 };

include/linux/mtd/partitions.h

@@ -41,7 +41,7 @@ struct mtd_partition {
 	u_int32_t size;			/* partition size */
 	u_int32_t offset;		/* offset within the master MTD space */
 	u_int32_t mask_flags;		/* master MTD flags to mask out for this partition */
-	struct nand_oobinfo *oobsel;	/* out of band layout for this partition (NAND only)*/
+	struct nand_ecclayout *ecclayout;	/* out of band layout for this partition (NAND only)*/
 	struct mtd_info **mtdp;		/* pointer to store the MTD object */
 };