abuse of nand_correct_data in tmio_nand driver

Atsushi Nemoto anemo at mba.ocn.ne.jp
Tue Jul 28 10:11:56 EDT 2009

On Tue, 28 Jul 2009 14:57:05 +0100, Ian molton <spyro at f2s.com> wrote:
> >> The current nand_correct_data() can be used for ecc.bytes = 3 case
> >> only.  The tmio_nand driver uses ecc.bytes = 6.
> > 
> > IIRC, tmio_nand driver accesses two ecc "sectors" at once, so this is
> > most probably ok. I'll look into it though, when I have some time.
> Are we really the only chip that does this?

TXx9 NDFMC can read 6 byte ECC (for two 256 byte sectors) at a time.
I will try to see if doing it increase performance or not.

Atsushi Nemoto

More information about the linux-mtd mailing list