On Fri, Jul 24, 2015 at 09:52:18AM +0900, KOBAYASHI Yoshitake wrote: > This patch enables support for Toshiba BENAND. BENAND is a SLC NAND > solution that automatically generates ECC inside NAND chip. > > I considered to use the patch of on-die ECC, but I believe reading twice > the same page approach will affect read performance. Additionally, BENAND > does not support Disable ECC. So, I cannot use same approach. > > BENAND Read Status CMD(70h) is able to report Rewrite Recommend. BENAND > also has extended ECC Status CMD(7Ah). This command is able to report the > number of bit error/sector data. When MTD_NAND_BENAND_ENABLE option enabled, > this driver use the extended ECC status CMD(7Ah) to report real number of > bitflips. In case of difficult to use CMD(7Ah), this driver use > "mtd->bitflip_threshold" to assume the number of bitflips. > > Signed-off-by: KOBAYASHI Yoshitake <yoshitake.kobaya...@toshiba.co.jp> > ---
Where's the changelog? I see that this is version 3... Brian -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
