Hi Miquel, > -----Original Message----- > From: Miquel Raynal <miquel.ray...@bootlin.com> > Sent: Thursday, June 27, 2019 9:58 PM > To: Naga Sureshkumar Relli <nagasureshkumarre...@gmail.com> > Cc: Naga Sureshkumar Relli <nagas...@xilinx.com>; r...@kernel.org; > martin.lund@keep-it- > simple.com; rich...@nod.at; linux-kernel@vger.kernel.org; Boris Brezillon > <boris.brezil...@bootlin.com>; linux-...@lists.infradead.org; > nagasures...@gmail.com; > Michal Simek <mich...@xilinx.com>; computersforpe...@gmail.com; > dw...@infradead.org; > marek.va...@gmail.com > Subject: Re: [LINUX PATCH v12 3/3] mtd: rawnand: arasan: Add support for > Arasan NAND > Flash Controller > > Hi Naga, > > Naga Sureshkumar Relli <nagasureshkumarre...@gmail.com> wrote on Tue, > 18 Jun 2019 22:44:24 -0600: > > > On Mon, Jan 28, 2019 at 10:27:39AM +0100, Miquel Raynal wrote: > > Hi Miquel, > > > > > Hi Naga, > > > > > > Naga Sureshkumar Relli <nagas...@xilinx.com> wrote on Mon, 28 Jan > > > 2019 > > > 06:04:53 +0000: > > > > > > > Hi Boris & Miquel, > > > > > > > > Could you please provide your thoughts on this driver to support HW-ECC? > > > > As I said previously, there is no way to detect errors beyond N bit. > > > > I am ok to update the driver based on your inputs. > > > > > > We won't support the ECC engine. It simply cannot be used reliably. > > > > > > I am working on a generic ECC engine object. It's gonna take a few > > > months until it gets merged but after that you could update the > > > controller driver to drop any ECC-related function. Although the ECC > > > > Could you please let me know that, when can we expect generic ECC > > engine update in mtd NAND? > > Based on that, i will plan to update the ARASAN NAND driver along with > > your comments mentioned above under this update, as you know there is > > a limiation in ARASAN NAND controller to detect ECC errors. > > i am following this series > > https://patchwork.kernel.org/patch/10838705/ > > It is gonna take more time than expected. You can stick to the software > engines for now. Ok. I will update the driver accordingly.
Thanks, Naga Sureshkumar Relli > > Thanks, > Miquèl
