From patchwork Sun Dec 4 04:31:37 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: shuo.liu@freescale.com X-Patchwork-Id: 129140 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id 2EA07100D99 for ; Sun, 4 Dec 2011 22:13:03 +1100 (EST) Received: from VA3EHSOBE002.bigfish.com (va3ehsobe002.messaging.microsoft.com [216.32.180.12]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (Client CN "mail.global.frontbridge.com", Issuer "Microsoft Secure Server Authority" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id 7F6331007D4 for ; Sun, 4 Dec 2011 16:48:49 +1100 (EST) Received: from mail172-va3-R.bigfish.com (10.7.14.242) by VA3EHSOBE002.bigfish.com (10.7.40.22) with Microsoft SMTP Server id 14.1.225.23; Sun, 4 Dec 2011 05:48:44 +0000 Received: from mail172-va3 (localhost [127.0.0.1]) by mail172-va3-R.bigfish.com (Postfix) with ESMTP id C605A34039B; Sun, 4 Dec 2011 05:48:43 +0000 (UTC) X-SpamScore: 0 X-BigFish: VS0(zzzz1202hzz8275bhz2dh2a8h668h839h66h) X-Spam-TCS-SCL: 5:0 X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI Received: from mail172-va3 (localhost.localdomain [127.0.0.1]) by mail172-va3 (MessageSwitch) id 1322977723686749_24886; Sun, 4 Dec 2011 05:48:43 +0000 (UTC) Received: from VA3EHSMHS006.bigfish.com (unknown [10.7.14.249]) by mail172-va3.bigfish.com (Postfix) with ESMTP id 9F272600049; Sun, 4 Dec 2011 05:48:43 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by VA3EHSMHS006.bigfish.com (10.7.99.16) with Microsoft SMTP Server (TLS) id 14.1.225.23; Sun, 4 Dec 2011 05:48:43 +0000 Received: from az33smr01.freescale.net (10.64.34.199) by 039-SN1MMR1-001.039d.mgd.msft.net (10.84.1.13) with Microsoft SMTP Server id 14.1.339.2; Sat, 3 Dec 2011 23:48:42 -0600 Received: from localhost (rock.ap.freescale.net [10.193.20.106]) by az33smr01.freescale.net (8.13.1/8.13.0) with ESMTP id pB45mfgm003828; Sat, 3 Dec 2011 23:48:42 -0600 (CST) From: To: , , Subject: [PATCH 2/3] mtd/nand : set correct length to FBCR for a non-full-page write Date: Sun, 4 Dec 2011 12:31:37 +0800 Message-ID: <1322973098-2528-2-git-send-email-shuo.liu@freescale.com> X-Mailer: git-send-email 1.6.4 In-Reply-To: <1322973098-2528-1-git-send-email-shuo.liu@freescale.com> References: <1322973098-2528-1-git-send-email-shuo.liu@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-Mailman-Approved-At: Sun, 04 Dec 2011 22:12:47 +1100 Cc: linux-kernel@vger.kernel.org, shuo.liu@freescale.com, linux-mtd@lists.infradead.org, akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org From: Liu Shuo When we do a non-full-page write, the length be set to FBCR should not be 'elbc_fcm_ctrl->index', it should be 'elbc_fcm_ctrl->index - elbc_fcm_ctrl->column'. Signed-off-by: Liu Shuo Signed-off-by: Li Yang --- drivers/mtd/nand/fsl_elbc_nand.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c index 6fce7da..d634c5f 100644 --- a/drivers/mtd/nand/fsl_elbc_nand.c +++ b/drivers/mtd/nand/fsl_elbc_nand.c @@ -474,7 +474,8 @@ static void fsl_elbc_cmdfunc(struct mtd_info *mtd, unsigned int command, */ if (elbc_fcm_ctrl->oob || elbc_fcm_ctrl->column != 0 || elbc_fcm_ctrl->index != mtd->writesize + mtd->oobsize) - out_be32(&lbc->fbcr, elbc_fcm_ctrl->index); + out_be32(&lbc->fbcr, + elbc_fcm_ctrl->index - elbc_fcm_ctrl->column); else out_be32(&lbc->fbcr, 0);