[PATCH v3 4/4] mtd: mxc_nand: generate nand_ecclayout for 8 bit ECC

Brian Norris computersforpeace at gmail.com
Wed May 20 21:40:54 PDT 2015

On Thu, May 21, 2015 at 07:11:28AM +0300, Baruch Siach wrote:
> On Wed, May 20, 2015 at 03:41:20PM -0700, Brian Norris wrote:
> > On Wed, May 13, 2015 at 11:17:39AM +0300, Baruch Siach wrote:
> > > +		if (get_eccsize(mtd) == 8)
> > > +			ecc_8bit_layout_4k(this->ecc.layout);
> > 
> > So you're overwriting an existing layout (e.g., nandv2_hw_eccoob_4k).
> > What if you have more than one NAND chip? You might do better by
> > dynamically allocating the memory.
> It would take a quite a bit more code changes then that to have the mxc_nand 
> driver support more than one NAND chip, not to mention the DT binding. As Uwe 

Right. I guess there's also the case that you have more than one
instance of this controller / driver. But I assume that's pretty

> has indicated on a previous version of this series, ecclayout handling in this 
> driver could use some cleanup. This patch just fixes bug, trying to break 
> anything else while doing so.

Yeah, OK. Then I'll apply this patch anyway, and the rest could be
worked out later if this driver ever supports more cases.

> Thanks for reviewing, and for applying the rest of this series.

Applied, thanks.


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