From patchwork Thu May 31 22:16:32 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Agner X-Patchwork-Id: 923621 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=agner.ch Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; secure) header.d=agner.ch header.i=@agner.ch header.b="otCTLNZJ"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 40xhdj1mwVz9rxs for ; Fri, 1 Jun 2018 08:16:57 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751010AbeEaWQo (ORCPT ); Thu, 31 May 2018 18:16:44 -0400 Received: from mail.kmu-office.ch ([178.209.48.109]:37478 "EHLO mail.kmu-office.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750871AbeEaWQk (ORCPT ); Thu, 31 May 2018 18:16:40 -0400 Received: from trochilidae.toradex.int (unknown [37.17.239.3]) by mail.kmu-office.ch (Postfix) with ESMTPSA id A92A75C1EEA; Fri, 1 Jun 2018 00:16:38 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=agner.ch; s=dkim; t=1527804999; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+EW1XFsV93btb5f8ik9wXLajQcskpWLBoCvySemO3ts=; b=otCTLNZJY2NmP0ThixThAnoxxdyrYFECOj79ysQaFNk4I1wjGnLTdQgkIVLGw6aDL0L5Xz utpgd7EvrUFpjJ51asY6ubtPgjiRpRHPcf6/QqpLsS9oeFqeHjY7aPk+TKR2osrnluQjON vuLQ+hwGVe82Ecsipl5EI8UaZVUh0u8= From: Stefan Agner To: boris.brezillon@bootlin.com, dwmw2@infradead.org, computersforpeace@gmail.com, marek.vasut@gmail.com, robh+dt@kernel.org, mark.rutland@arm.com, thierry.reding@gmail.com Cc: dev@lynxeye.de, miquel.raynal@bootlin.com, richard@nod.at, marcel@ziswiler.com, krzk@kernel.org, digetx@gmail.com, benjamin.lindqvist@endian.se, jonathanh@nvidia.com, pdeschrijver@nvidia.com, pgaikwad@nvidia.com, mirza.krak@gmail.com, stefan@agner.ch, linux-mtd@lists.infradead.org, linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 1/6] mtd: rawnand: add Reed-Solomon error correction algorithm Date: Fri, 1 Jun 2018 00:16:32 +0200 Message-Id: <20180531221637.6017-2-stefan@agner.ch> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180531221637.6017-1-stefan@agner.ch> References: <20180531221637.6017-1-stefan@agner.ch> X-Spamd-Result: default: False [-2.10 / 15.00]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCPT_COUNT_TWELVE(0.00)[23]; BAYES_HAM(-3.00)[100.00%]; RCVD_TLS_ALL(0.00)[]; TAGGED_RCPT(0.00)[dt]; MIME_GOOD(-0.10)[text/plain]; FROM_HAS_DN(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; DKIM_SIGNED(0.00)[]; RCVD_COUNT_ZERO(0.00)[0]; MID_CONTAINS_FROM(1.00)[]; ASN(0.00)[asn:13030, ipnet:37.17.238.0/23, country:CH]; TO_DN_NONE(0.00)[]; ARC_NA(0.00)[] Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Add Reed-Solomon (RS) to the enumeration of ECC algorithms. Signed-off-by: Stefan Agner Reviewed-by: Boris Brezillon --- drivers/mtd/nand/raw/nand_base.c | 1 + include/linux/mtd/rawnand.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index f28c3a555861..9eb5678dd6d0 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -5744,6 +5744,7 @@ static int of_get_nand_ecc_mode(struct device_node *np) static const char * const nand_ecc_algos[] = { [NAND_ECC_HAMMING] = "hamming", [NAND_ECC_BCH] = "bch", + [NAND_ECC_RS] = "rs", }; static int of_get_nand_ecc_algo(struct device_node *np) diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h index 5dad59b31244..6a82da8c44ce 100644 --- a/include/linux/mtd/rawnand.h +++ b/include/linux/mtd/rawnand.h @@ -114,6 +114,7 @@ enum nand_ecc_algo { NAND_ECC_UNKNOWN, NAND_ECC_HAMMING, NAND_ECC_BCH, + NAND_ECC_RS, }; /*