From patchwork Thu Sep 19 19:31:21 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 11153133 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B635114ED for ; Thu, 19 Sep 2019 19:48:11 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 919DD20678 for ; Thu, 19 Sep 2019 19:48:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="iDcS6Wf1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 919DD20678 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=OyhjJhdcAD2ifJPUJd2P2ymRZ8e4IcjGP2XOB7K0drQ=; b=iDcS6Wf1RDgLlU gQBy+AlPhGMGQr1o3vhyFkRrNSZ84PAdSeVZYo5dqXlB85NJW+ymJKQJVOgQpkhOrt2cO9BgeGzWd qh865p9W8PbTyxowlgQ9M0AnPrUasJjg4hhBFtJHABNBzQDtstjKWi9x39EAZWWVmevEkl0i6h2sE UrpYu/n4DzN4uDbXW1BLxTcTqx9xp5XnNhhulTySXkEbCZ64P+u2Ce1ogBMwdFcIsogsV/R2sWeVT tdchXZA3jiZ+HLM1W7/S/Y7jJWsT+WApP32DmGCC97uI0JvbPkxMVroXSEVEhgA2IUU6tiNN+xQ/e m/KIyXuPjkkfzuMQbdrg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1iB2PT-00081Z-6S; Thu, 19 Sep 2019 19:48:11 +0000 Received: from relay1-d.mail.gandi.net ([217.70.183.193]) by bombadil.infradead.org with esmtps (Exim 4.92.2 #3 (Red Hat Linux)) id 1iB2AK-0002Pq-Vw; Thu, 19 Sep 2019 19:32:35 +0000 X-Originating-IP: 91.224.148.103 Received: from localhost.localdomain (unknown [91.224.148.103]) (Authenticated sender: miquel.raynal@bootlin.com) by relay1-d.mail.gandi.net (Postfix) with ESMTPSA id 63E7B240003; Thu, 19 Sep 2019 19:32:29 +0000 (UTC) From: Miquel Raynal To: Richard Weinberger , David Woodhouse , Brian Norris , Marek Vasut , Tudor Ambarus , Vignesh Raghavendra Subject: [PATCH v3 21/40] mtd: nand: ecc: Move Hamming code to the generic NAND layer Date: Thu, 19 Sep 2019 21:31:21 +0200 Message-Id: <20190919193141.7865-22-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190919193141.7865-1-miquel.raynal@bootlin.com> References: <20190919193141.7865-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190919_123233_617726_8C102290 X-CRM114-Status: GOOD ( 12.91 ) X-Spam-Score: -0.7 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [217.70.183.193 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tudor Ambarus , Julien Su , Schrempf Frieder , Paul Cercueil , Boris Brezillon , linux-mtd@lists.infradead.org, Thomas Petazzoni , Miquel Raynal , Mason Yang , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Hamming ECC code might be later re-used by the SPI NAND layer. Signed-off-by: Miquel Raynal --- arch/arm/mach-s3c24xx/common-smdk.c | 2 +- arch/arm/mach-s3c24xx/mach-anubis.c | 2 +- arch/arm/mach-s3c24xx/mach-at2440evb.c | 2 +- arch/arm/mach-s3c24xx/mach-bast.c | 2 +- arch/arm/mach-s3c24xx/mach-gta02.c | 2 +- arch/arm/mach-s3c24xx/mach-jive.c | 2 +- arch/arm/mach-s3c24xx/mach-mini2440.c | 2 +- arch/arm/mach-s3c24xx/mach-osiris.c | 2 +- arch/arm/mach-s3c24xx/mach-qt2410.c | 2 +- arch/arm/mach-s3c24xx/mach-rx3715.c | 2 +- arch/arm/mach-s3c24xx/mach-vstms.c | 2 +- drivers/mtd/nand/Kconfig | 11 +++++++++++ drivers/mtd/nand/Makefile | 1 + drivers/mtd/nand/{raw/nand_ecc.c => ecc-sw-hamming.c} | 2 +- drivers/mtd/nand/raw/Kconfig | 11 ----------- drivers/mtd/nand/raw/Makefile | 1 - drivers/mtd/nand/raw/cs553x_nand.c | 2 +- drivers/mtd/nand/raw/fsl_elbc_nand.c | 2 +- drivers/mtd/nand/raw/fsl_ifc_nand.c | 2 +- drivers/mtd/nand/raw/fsl_upm.c | 2 +- drivers/mtd/nand/raw/fsmc_nand.c | 2 +- drivers/mtd/nand/raw/lpc32xx_mlc.c | 2 +- drivers/mtd/nand/raw/lpc32xx_slc.c | 2 +- drivers/mtd/nand/raw/nand_base.c | 2 +- drivers/mtd/nand/raw/ndfc.c | 2 +- drivers/mtd/nand/raw/pasemi_nand.c | 2 +- drivers/mtd/nand/raw/s3c2410.c | 2 +- drivers/mtd/nand/raw/sharpsl.c | 2 +- drivers/mtd/nand/raw/tmio_nand.c | 2 +- drivers/mtd/nand/raw/txx9ndfmc.c | 2 +- drivers/mtd/sm_ftl.c | 2 +- drivers/mtd/tests/mtd_nandecctest.c | 2 +- .../linux/mtd/{nand_ecc.h => nand-ecc-sw-hamming.h} | 6 +++--- include/linux/mtd/sharpsl.h | 2 +- 34 files changed, 44 insertions(+), 44 deletions(-) rename drivers/mtd/nand/{raw/nand_ecc.c => ecc-sw-hamming.c} (99%) rename include/linux/mtd/{nand_ecc.h => nand-ecc-sw-hamming.h} (88%) diff --git a/arch/arm/mach-s3c24xx/common-smdk.c b/arch/arm/mach-s3c24xx/common-smdk.c index 58176ee78219..6f6ed95df636 100644 --- a/arch/arm/mach-s3c24xx/common-smdk.c +++ b/arch/arm/mach-s3c24xx/common-smdk.c @@ -19,7 +19,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-anubis.c b/arch/arm/mach-s3c24xx/mach-anubis.c index 7435f8088913..9a70863fa678 100644 --- a/arch/arm/mach-s3c24xx/mach-anubis.c +++ b/arch/arm/mach-s3c24xx/mach-anubis.c @@ -36,7 +36,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-at2440evb.c b/arch/arm/mach-s3c24xx/mach-at2440evb.c index 89448140d101..6e45171e5371 100644 --- a/arch/arm/mach-s3c24xx/mach-at2440evb.c +++ b/arch/arm/mach-s3c24xx/mach-at2440evb.c @@ -37,7 +37,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-bast.c b/arch/arm/mach-s3c24xx/mach-bast.c index fa4506087a92..295aebdf29e4 100644 --- a/arch/arm/mach-s3c24xx/mach-bast.c +++ b/arch/arm/mach-s3c24xx/mach-bast.c @@ -24,7 +24,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-gta02.c b/arch/arm/mach-s3c24xx/mach-gta02.c index c4f0580addff..d0f70236cd9c 100644 --- a/arch/arm/mach-s3c24xx/mach-gta02.c +++ b/arch/arm/mach-s3c24xx/mach-gta02.c @@ -36,7 +36,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-jive.c b/arch/arm/mach-s3c24xx/mach-jive.c index e9725115231f..8f63f36b664d 100644 --- a/arch/arm/mach-s3c24xx/mach-jive.c +++ b/arch/arm/mach-s3c24xx/mach-jive.c @@ -40,7 +40,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-mini2440.c b/arch/arm/mach-s3c24xx/mach-mini2440.c index 58445b77f242..809773221e62 100644 --- a/arch/arm/mach-s3c24xx/mach-mini2440.c +++ b/arch/arm/mach-s3c24xx/mach-mini2440.c @@ -46,7 +46,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-osiris.c b/arch/arm/mach-s3c24xx/mach-osiris.c index 8829e155c7c1..7ce4d789c8fe 100644 --- a/arch/arm/mach-s3c24xx/mach-osiris.c +++ b/arch/arm/mach-s3c24xx/mach-osiris.c @@ -33,7 +33,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-qt2410.c b/arch/arm/mach-s3c24xx/mach-qt2410.c index 29264451e951..84a31ab930d9 100644 --- a/arch/arm/mach-s3c24xx/mach-qt2410.c +++ b/arch/arm/mach-s3c24xx/mach-qt2410.c @@ -21,7 +21,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-rx3715.c b/arch/arm/mach-s3c24xx/mach-rx3715.c index 4a36af2f8131..6f083d1ce18c 100644 --- a/arch/arm/mach-s3c24xx/mach-rx3715.c +++ b/arch/arm/mach-s3c24xx/mach-rx3715.c @@ -22,7 +22,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/arm/mach-s3c24xx/mach-vstms.c b/arch/arm/mach-s3c24xx/mach-vstms.c index b00a2fe649d4..2ae4d785ca5b 100644 --- a/arch/arm/mach-s3c24xx/mach-vstms.c +++ b/arch/arm/mach-s3c24xx/mach-vstms.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include #include diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index d881b8a40361..04eaed7b6ab5 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -14,6 +14,17 @@ menu "ECC engine support" config MTD_NAND_ECC bool +config MTD_NAND_ECC_SW_HAMMING + bool + +config MTD_NAND_ECC_SW_HAMMING_SMC + bool "NAND ECC Smart Media byte order" + depends on MTD_NAND_ECC_SW_HAMMING + default n + help + Software ECC according to the Smart Media Specification. + The original Linux implementation had byte 0 and 1 swapped. + config MTD_NAND_ECC_SW_BCH bool "Software BCH ECC engine" select BCH diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile index c7179ff23753..1c0b46960eb1 100644 --- a/drivers/mtd/nand/Makefile +++ b/drivers/mtd/nand/Makefile @@ -8,4 +8,5 @@ obj-y += raw/ obj-y += spi/ nandcore-$(CONFIG_MTD_NAND_ECC) += ecc.o +nandcore-$(CONFIG_MTD_NAND_ECC_SW_HAMMING) += ecc-sw-hamming.o nandcore-$(CONFIG_MTD_NAND_ECC_SW_BCH) += ecc-sw-bch.o diff --git a/drivers/mtd/nand/raw/nand_ecc.c b/drivers/mtd/nand/ecc-sw-hamming.c similarity index 99% rename from drivers/mtd/nand/raw/nand_ecc.c rename to drivers/mtd/nand/ecc-sw-hamming.c index 09fdced659f5..68812b62aa6c 100644 --- a/drivers/mtd/nand/raw/nand_ecc.c +++ b/drivers/mtd/nand/ecc-sw-hamming.c @@ -19,7 +19,7 @@ #include #include #include -#include +#include #include /* diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig index 9f0d65d09053..fd98860be20f 100644 --- a/drivers/mtd/nand/raw/Kconfig +++ b/drivers/mtd/nand/raw/Kconfig @@ -1,15 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -config MTD_NAND_ECC_SW_HAMMING - tristate - -config MTD_NAND_ECC_SW_HAMMING_SMC - bool "NAND ECC Smart Media byte order" - depends on MTD_NAND_ECC_SW_HAMMING - default n - help - Software ECC according to the Smart Media Specification. - The original Linux implementation had byte 0 and 1 swapped. - menuconfig MTD_RAW_NAND tristate "Raw/Parallel NAND Device Support" select MTD_NAND_CORE diff --git a/drivers/mtd/nand/raw/Makefile b/drivers/mtd/nand/raw/Makefile index 709d305dc07c..5e3dffcf35b7 100644 --- a/drivers/mtd/nand/raw/Makefile +++ b/drivers/mtd/nand/raw/Makefile @@ -1,7 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_MTD_RAW_NAND) += nand.o -obj-$(CONFIG_MTD_NAND_ECC_SW_HAMMING) += nand_ecc.o obj-$(CONFIG_MTD_SM_COMMON) += sm_common.o obj-$(CONFIG_MTD_NAND_CAFE) += cafe_nand.o diff --git a/drivers/mtd/nand/raw/cs553x_nand.c b/drivers/mtd/nand/raw/cs553x_nand.c index fea3d6a44c18..a2524a78ff59 100644 --- a/drivers/mtd/nand/raw/cs553x_nand.c +++ b/drivers/mtd/nand/raw/cs553x_nand.c @@ -19,7 +19,7 @@ #include #include #include -#include +#include #include #include diff --git a/drivers/mtd/nand/raw/fsl_elbc_nand.c b/drivers/mtd/nand/raw/fsl_elbc_nand.c index da1f21a1bbd7..e55cf8f42ce6 100644 --- a/drivers/mtd/nand/raw/fsl_elbc_nand.c +++ b/drivers/mtd/nand/raw/fsl_elbc_nand.c @@ -22,7 +22,7 @@ #include #include -#include +#include #include #include diff --git a/drivers/mtd/nand/raw/fsl_ifc_nand.c b/drivers/mtd/nand/raw/fsl_ifc_nand.c index 4aa3a527838f..4c7788a9e405 100644 --- a/drivers/mtd/nand/raw/fsl_ifc_nand.c +++ b/drivers/mtd/nand/raw/fsl_ifc_nand.c @@ -15,7 +15,7 @@ #include #include #include -#include +#include #include #include diff --git a/drivers/mtd/nand/raw/fsl_upm.c b/drivers/mtd/nand/raw/fsl_upm.c index 85ce533bc172..f2a8bebb3c5b 100644 --- a/drivers/mtd/nand/raw/fsl_upm.c +++ b/drivers/mtd/nand/raw/fsl_upm.c @@ -11,7 +11,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/drivers/mtd/nand/raw/fsmc_nand.c b/drivers/mtd/nand/raw/fsmc_nand.c index 4c5610dbe57b..61e87e410a62 100644 --- a/drivers/mtd/nand/raw/fsmc_nand.c +++ b/drivers/mtd/nand/raw/fsmc_nand.c @@ -26,7 +26,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/drivers/mtd/nand/raw/lpc32xx_mlc.c b/drivers/mtd/nand/raw/lpc32xx_mlc.c index 5e863fdefe11..58e67b4f830f 100644 --- a/drivers/mtd/nand/raw/lpc32xx_mlc.c +++ b/drivers/mtd/nand/raw/lpc32xx_mlc.c @@ -31,7 +31,7 @@ #include #include #include -#include +#include #define DRV_NAME "lpc32xx_mlc" diff --git a/drivers/mtd/nand/raw/lpc32xx_slc.c b/drivers/mtd/nand/raw/lpc32xx_slc.c index 48ad1277b82e..1c6f0be727f6 100644 --- a/drivers/mtd/nand/raw/lpc32xx_slc.c +++ b/drivers/mtd/nand/raw/lpc32xx_slc.c @@ -23,7 +23,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index dd687d664199..ee62c2f774ba 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -35,7 +35,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/drivers/mtd/nand/raw/ndfc.c b/drivers/mtd/nand/raw/ndfc.c index 46b0f09db171..e4076e6c9ea6 100644 --- a/drivers/mtd/nand/raw/ndfc.c +++ b/drivers/mtd/nand/raw/ndfc.c @@ -18,7 +18,7 @@ */ #include #include -#include +#include #include #include #include diff --git a/drivers/mtd/nand/raw/pasemi_nand.c b/drivers/mtd/nand/raw/pasemi_nand.c index 3ce489765274..41e3119b1f3a 100644 --- a/drivers/mtd/nand/raw/pasemi_nand.c +++ b/drivers/mtd/nand/raw/pasemi_nand.c @@ -14,7 +14,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/drivers/mtd/nand/raw/s3c2410.c b/drivers/mtd/nand/raw/s3c2410.c index f9d8e848bfde..da1531f0721c 100644 --- a/drivers/mtd/nand/raw/s3c2410.c +++ b/drivers/mtd/nand/raw/s3c2410.c @@ -30,7 +30,7 @@ #include #include -#include +#include #include #include diff --git a/drivers/mtd/nand/raw/sharpsl.c b/drivers/mtd/nand/raw/sharpsl.c index dd91e45ea51a..8a894bd3ceda 100644 --- a/drivers/mtd/nand/raw/sharpsl.c +++ b/drivers/mtd/nand/raw/sharpsl.c @@ -12,7 +12,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/drivers/mtd/nand/raw/tmio_nand.c b/drivers/mtd/nand/raw/tmio_nand.c index 7307e168d367..2a5cbc3c3ffa 100644 --- a/drivers/mtd/nand/raw/tmio_nand.c +++ b/drivers/mtd/nand/raw/tmio_nand.c @@ -35,7 +35,7 @@ #include #include #include -#include +#include #include #include diff --git a/drivers/mtd/nand/raw/txx9ndfmc.c b/drivers/mtd/nand/raw/txx9ndfmc.c index 2d2c5e0f094c..98be4949080d 100644 --- a/drivers/mtd/nand/raw/txx9ndfmc.c +++ b/drivers/mtd/nand/raw/txx9ndfmc.c @@ -14,7 +14,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/drivers/mtd/sm_ftl.c b/drivers/mtd/sm_ftl.c index dfc47a444b90..72cc031ea3bb 100644 --- a/drivers/mtd/sm_ftl.c +++ b/drivers/mtd/sm_ftl.c @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include "nand/raw/sm_common.h" #include "sm_ftl.h" diff --git a/drivers/mtd/tests/mtd_nandecctest.c b/drivers/mtd/tests/mtd_nandecctest.c index 13bca9ea0cae..e92e3fb287b6 100644 --- a/drivers/mtd/tests/mtd_nandecctest.c +++ b/drivers/mtd/tests/mtd_nandecctest.c @@ -8,7 +8,7 @@ #include #include #include -#include +#include #include "mtd_test.h" diff --git a/include/linux/mtd/nand_ecc.h b/include/linux/mtd/nand-ecc-sw-hamming.h similarity index 88% rename from include/linux/mtd/nand_ecc.h rename to include/linux/mtd/nand-ecc-sw-hamming.h index d423916b94f0..30a0cfa50eed 100644 --- a/include/linux/mtd/nand_ecc.h +++ b/include/linux/mtd/nand-ecc-sw-hamming.h @@ -7,8 +7,8 @@ * This file is the header for the ECC algorithm. */ -#ifndef __MTD_NAND_ECC_H__ -#define __MTD_NAND_ECC_H__ +#ifndef __MTD_NAND_ECC_SW_HAMMING_H__ +#define __MTD_NAND_ECC_SW_HAMMING_H__ struct nand_chip; @@ -36,4 +36,4 @@ int __nand_correct_data(u_char *dat, u_char *read_ecc, u_char *calc_ecc, int nand_correct_data(struct nand_chip *chip, u_char *dat, u_char *read_ecc, u_char *calc_ecc); -#endif /* __MTD_NAND_ECC_H__ */ +#endif /* __MTD_NAND_ECC_SW_HAMMING_H__ */ diff --git a/include/linux/mtd/sharpsl.h b/include/linux/mtd/sharpsl.h index 01306ebe266d..8cabe41d0f5c 100644 --- a/include/linux/mtd/sharpsl.h +++ b/include/linux/mtd/sharpsl.h @@ -6,7 +6,7 @@ */ #include -#include +#include #include struct sharpsl_nand_platform_data {