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[2620:137:e000::1:20]) by mx.google.com with ESMTP id bs69-20020a632848000000b005486b0ebbafsi2113559pgb.626.2023.06.09.08.33.25; Fri, 09 Jun 2023 08:33:40 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@bootlin.com header.s=gm1 header.b=UW5B1xcs; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=bootlin.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240924AbjFIP0L (ORCPT + 99 others); Fri, 9 Jun 2023 11:26:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241689AbjFIPZd (ORCPT ); Fri, 9 Jun 2023 11:25:33 -0400 Received: from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net [217.70.183.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1ACB23AA5 for ; Fri, 9 Jun 2023 08:25:19 -0700 (PDT) X-GND-Sasl: miquel.raynal@bootlin.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1686324318; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=306gdX49aWRqWTeObBTGrv9siCZ4NYBUNF2h3Edi8a8=; b=UW5B1xcsQjBCPoDeLLyWxC/PK78c8UNY3/pR7Lq6fvrSlAA1M6p7iVb9brGZDl4kM5vlc6 CKJVV5euqlCbTF/RWIk1+XIG2z4PeA9MFVbmnvxYBpUdaQH3RmipHWEB3ApsOd14/7QMpS SQx7r7iHAvkYi9w9ui2ax8ZO0+AVwYYBYFl6bx0l6s52Cwwgv9AFLLJTah8FBdgrpiPd73 rLvCSDOV+wkTqm1g7+1Qa7TDK66Wl1jngMmudthHZcJPgCMNnRyUyqjbvEhuIGMoITcvei IglIZRZaFX/AIddA+kAA5XPzPN3pU+E3/OYAaOChHi+aNlGJ6R8fs1LOSI7FfQ== X-GND-Sasl: miquel.raynal@bootlin.com X-GND-Sasl: miquel.raynal@bootlin.com X-GND-Sasl: miquel.raynal@bootlin.com X-GND-Sasl: miquel.raynal@bootlin.com X-GND-Sasl: miquel.raynal@bootlin.com X-GND-Sasl: miquel.raynal@bootlin.com X-GND-Sasl: miquel.raynal@bootlin.com Received: by mail.gandi.net (Postfix) with ESMTPSA id D671FFF80D; Fri, 9 Jun 2023 15:25:17 +0000 (UTC) From: Miquel Raynal To: Amit Kumar Mahapatra , miquel.raynal@bootlin.com, vigneshr@ti.com Cc: richard@nod.at, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, git@amd.com, amitrkcian2002@gmail.com Subject: Re: [PATCH] Revert "mtd: rawnand: arasan: Prevent an unsupported configuration" Date: Fri, 9 Jun 2023 17:25:17 +0200 Message-Id: <20230609152517.1187095-1-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230607053936.14306-1-amit.kumar-mahapatra@amd.com> References: MIME-Version: 1.0 X-linux-mtd-patch-notification: thanks X-linux-mtd-patch-commit: b'21962132044653f42ff8bbb37127c2557d6c39c2' Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2023-06-07 at 05:39:36 UTC, Amit Kumar Mahapatra wrote: > This reverts commit fc9e18f9e987ad46722dad53adab1c12148c213c. > > This patch was a work around to fix timeout issue while operating in NVDDR > mode with software ECC engine. This patch prevents the Arasan NAND driver > from operating in NVDDR mode with software ECC engine resulting in a > significant performance degradation with SW-ECC. > 'commit 7499bfeedb47 ("mtd: rawnand: arasan: Update NAND bus clock instead > of system clock")' and 'commit e16eceea863b ("mtd: rawnand: arasan: Fix > clock rate in NV-DDR")' > fixes the timeout issue in NVDDR mode with SW-ECC so, reverting the changes > as this work around is no longer required. > > Signed-off-by: Amit Kumar Mahapatra Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks. Miquel