diff options
Diffstat (limited to 'include/linux/mtd')
| -rw-r--r-- | include/linux/mtd/nand.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 9f7b248c70fe..fbf3bba37272 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -437,6 +437,12 @@ struct nand_buffers { * bad block marker position; i.e., BBM == 11110111b is * not bad when badblockbits == 7 * @cellinfo: [INTERN] MLC/multichip data from chip ident + * @ecc_strength_ds: [INTERN] ECC correctability from the datasheet. + * Minimum amount of bit errors per @ecc_step_ds guaranteed + * to be correctable. If unknown, set to zero. + * @ecc_step_ds: [INTERN] ECC step required by the @ecc_strength_ds, + * also from the datasheet. It is the recommended ECC step + * size, if known; if unknown, set to zero. * @numchips: [INTERN] number of physical chips * @chipsize: [INTERN] the size of one chip for multichip arrays * @pagemask: [INTERN] page number mask = number of (pages / chip) - 1 @@ -513,6 +519,8 @@ struct nand_chip { unsigned int pagebuf_bitflips; int subpagesize; uint8_t cellinfo; + uint16_t ecc_strength_ds; + uint16_t ecc_step_ds; int badblockpos; int badblockbits; |