From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <1354545316.11583.14.camel@sauron.fi.intel.com> Subject: Re: [PATCH v2] MTD: at91: atmel_nand: return bit flips for the PMECC read_page() From: Artem Bityutskiy To: Josh Wu Date: Mon, 03 Dec 2012 16:35:16 +0200 In-Reply-To: <1354013431-13598-1-git-send-email-josh.wu@atmel.com> References: <1354013431-13598-1-git-send-email-josh.wu@atmel.com> Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-kGMSG3dMEIJ0isTpnFiY" Mime-Version: 1.0 Cc: plagnioj@jcrosoft.com, mikedunn@newsguy.com, linux-mtd@lists.infradead.org, linux-arm-kernel@lists.infradead.org, nicolas.ferre@atmel.com Reply-To: dedekind1@gmail.com List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , --=-kGMSG3dMEIJ0isTpnFiY Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Tue, 2012-11-27 at 18:50 +0800, Josh Wu wrote: > This patch fix pmecc's read_page() to return maximum number of bitflips, = 0 if uncorrectable. >=20 > In the commit: 3f91e94f7f511de74c0d2abe08672ccdbdd1961c ("mtd: nand: read= _page() returns max_bitflips ()"), > The ecc.read_page() is changed to return the maximum number of bitflips. > And when meet uncorrectable bitflips it needs to return 0. >=20 > See the comment in nand.h: > * @read_page: function to read a page according to the ECC generator > * requirements; returns maximum number of bitflips corrected in > * any single ECC step, 0 if bitflips uncorrectable, -EIO hw error >=20 > Signed-off-by: Josh Wu Pushed to l2-mtd.git, thanks! --=20 Best Regards, Artem Bityutskiy --=-kGMSG3dMEIJ0isTpnFiY Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAABAgAGBQJQvLikAAoJECmIfjd9wqK0HWoP/iR95mCX8HZR7CSB0enyf9zq HIkcT9Xix7eBqMZPkeFFj1bSGa3rlefxn4yQKUHBDGwV1/HCpb5sEVIT6B2frUfG 3JN+JiUxMRyxvNJ47HvBJ2kqwJLna7jpsKzgPQTvNiClPsOIFALQnq6JIWal9gRC MpYKcfoDedg9DC7Z+rY2rZUm/WHq2YjPOfesYLO+unRZQ1ijHX1B6+SltG8fk6B8 lJ/qMIpmWRyJKAYjEqbmqt7F2DwxxcVJa0+03NWddOqN7IMmneWGZHSzQAgETQP7 M1+ocm2NYSMqbsGp606rDw11+OQcDIXFTJNxLiv/aIYEIVIsbfETGodnDldxSE1S +xZ6XyEts6ZZfmEY8fRxsnAbJyPAGfq8P6h7zHOhB0U7R3CtwNBrw2m2mgAndyf1 0DcU6gmevrrr66DXflK3TaD5zqLRCF+D/DHrC2gBMohzzlydh710cA1H9etL2g5/ opd2rZScbDGQCH1iEEH+PW/AnwVwaHFPnMY/gE4JuFpE+396epNhoM3oV6xw/UDI tcTYhewAujFkpcnGWvVavcofed1KCElLrVGLcPqncyD3mlPV3/JoMY5QmdmXjhqb esQS5MYULIInV930DlN1SvlChoQ/YJqdxhMGexXP1WnIn7gOQTLJoQdwIiw1xFXL 8czTrWIEkj8IjSJEnY5h =xdd9 -----END PGP SIGNATURE----- --=-kGMSG3dMEIJ0isTpnFiY--