diff options
Diffstat (limited to 'kernel/include/linux/mtd/nand.h')
| -rw-r--r-- | kernel/include/linux/mtd/nand.h | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/kernel/include/linux/mtd/nand.h b/kernel/include/linux/mtd/nand.h index 12b75f3ba..5a9d1d4c2 100644 --- a/kernel/include/linux/mtd/nand.h +++ b/kernel/include/linux/mtd/nand.h @@ -26,6 +26,8 @@ struct mtd_info; struct nand_flash_dev; +struct device_node; + /* Scan and identify a NAND device */ extern int nand_scan(struct mtd_info *mtd, int max_chips); /* @@ -502,16 +504,16 @@ struct nand_ecc_ctrl { int (*read_page_raw)(struct mtd_info *mtd, struct nand_chip *chip, uint8_t *buf, int oob_required, int page); int (*write_page_raw)(struct mtd_info *mtd, struct nand_chip *chip, - const uint8_t *buf, int oob_required); + const uint8_t *buf, int oob_required, int page); int (*read_page)(struct mtd_info *mtd, struct nand_chip *chip, uint8_t *buf, int oob_required, int page); int (*read_subpage)(struct mtd_info *mtd, struct nand_chip *chip, uint32_t offs, uint32_t len, uint8_t *buf, int page); int (*write_subpage)(struct mtd_info *mtd, struct nand_chip *chip, uint32_t offset, uint32_t data_len, - const uint8_t *data_buf, int oob_required); + const uint8_t *data_buf, int oob_required, int page); int (*write_page)(struct mtd_info *mtd, struct nand_chip *chip, - const uint8_t *buf, int oob_required); + const uint8_t *buf, int oob_required, int page); int (*write_oob_raw)(struct mtd_info *mtd, struct nand_chip *chip, int page); int (*read_oob_raw)(struct mtd_info *mtd, struct nand_chip *chip, @@ -542,6 +544,7 @@ struct nand_buffers { * flash device * @IO_ADDR_W: [BOARDSPECIFIC] address to write the 8 I/O lines of the * flash device. + * @flash_node: [BOARDSPECIFIC] device node describing this instance * @read_byte: [REPLACEABLE] read one byte from the chip * @read_word: [REPLACEABLE] read one word from the chip * @write_byte: [REPLACEABLE] write a single byte to the chip on the @@ -553,10 +556,6 @@ struct nand_buffers { * @block_markbad: [REPLACEABLE] mark a block bad * @cmd_ctrl: [BOARDSPECIFIC] hardwarespecific function for controlling * ALE/CLE/nCE. Also used to write command and address - * @init_size: [BOARDSPECIFIC] hardwarespecific function for setting - * mtd->oobsize, mtd->writesize and so on. - * @id_data contains the 8 bytes values of NAND_CMD_READID. - * Return with the bus width. * @dev_ready: [BOARDSPECIFIC] hardwarespecific function for accessing * device ready/busy line. If set to NULL no access to * ready/busy is available and the ready/busy information @@ -644,6 +643,8 @@ struct nand_chip { void __iomem *IO_ADDR_R; void __iomem *IO_ADDR_W; + struct device_node *flash_node; + uint8_t (*read_byte)(struct mtd_info *mtd); u16 (*read_word)(struct mtd_info *mtd); void (*write_byte)(struct mtd_info *mtd, uint8_t byte); @@ -653,8 +654,6 @@ struct nand_chip { int (*block_bad)(struct mtd_info *mtd, loff_t ofs, int getchip); int (*block_markbad)(struct mtd_info *mtd, loff_t ofs); void (*cmd_ctrl)(struct mtd_info *mtd, int dat, unsigned int ctrl); - int (*init_size)(struct mtd_info *mtd, struct nand_chip *this, - u8 *id_data); int (*dev_ready)(struct mtd_info *mtd); void (*cmdfunc)(struct mtd_info *mtd, unsigned command, int column, int page_addr); @@ -833,7 +832,6 @@ struct nand_manufacturers { extern struct nand_flash_dev nand_flash_ids[]; extern struct nand_manufacturers nand_manuf_ids[]; -extern int nand_scan_bbt(struct mtd_info *mtd, struct nand_bbt_descr *bd); extern int nand_default_bbt(struct mtd_info *mtd); extern int nand_markbad_bbt(struct mtd_info *mtd, loff_t offs); extern int nand_isreserved_bbt(struct mtd_info *mtd, loff_t offs); @@ -1026,4 +1024,9 @@ struct nand_sdr_timings { /* get timing characteristics from ONFI timing mode. */ const struct nand_sdr_timings *onfi_async_timing_mode_to_sdr_timings(int mode); + +int nand_check_erased_ecc_chunk(void *data, int datalen, + void *ecc, int ecclen, + void *extraoob, int extraooblen, + int threshold); #endif /* __LINUX_MTD_NAND_H */ |