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[139.178.88.99]) by mx.google.com with ESMTPS id q23-20020a631f57000000b005e4b0710537si11056008pgm.562.2024.04.17.00.14.11 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Apr 2024 00:14:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-148033-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=pengutronix.de); spf=pass (google.com: domain of linux-kernel+bounces-148033-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-148033-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 4EB452827DA for ; Wed, 17 Apr 2024 07:14:11 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 715216A34C; Wed, 17 Apr 2024 07:13:51 +0000 (UTC) Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2639E6EB44 for ; Wed, 17 Apr 2024 07:13:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713338031; cv=none; b=chWggp8Ep81Vq9DrFez5QE3axYexCBoWw/wzCjwzT87UsNQaF2xCLrkrcKP86JGOShFN7uX1NWM3dek8WTZ1EOGRVwAZ3yTgFdThEMsjFzayJkl6NQJ1D+xc28G/ctKqAHKqiLvE0j5CU2V8tKO3XUHZcKkMJGGexRV9PeAlNik= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713338031; c=relaxed/simple; bh=BmEr6PI9JmP6srt84r2Hs54N86dOzRtv6ztVCh0F30g=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=mgAmm9VGl1kPrszw5O6s2rFENIKmBnymyMuYzqjhJAbgHocRX+UmJs1P/zsxgbu0Jx4tP3U7YqNBDb0kpb644/3rn+ruehWiQQY/0ovrZuoZOsNrFT8tnQYv5FFl7T6dWZebphlU017L1ulOeMzQVxoYBHceWSIXLyWy7tiaXTE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rwzUB-0003W2-EM; Wed, 17 Apr 2024 09:13:39 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1rwzUA-00Ckan-Ai; Wed, 17 Apr 2024 09:13:38 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1rwzUA-004DbZ-0U; Wed, 17 Apr 2024 09:13:38 +0200 From: Sascha Hauer Subject: [PATCH 0/4] mtd: nand: mxc_nand: Convert to exec_op Date: Wed, 17 Apr 2024 09:13:27 +0200 Message-Id: <20240417-mtd-nand-mxc-nand-exec-op-v1-0-d12564fe54e9@pengutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAJh2H2YC/yWMQQqAIBAAvxJ7bsFSUPpKdCjdag9aaIQg/T2p2 8xhpkCiyJRgaApEujnxEap0bQN2n8NGyK469KJXQnUa/eUwzMGhz/YHymTxOFGaRS5GWCW1htq fkVbO33ucnucFA9omhGsAAAA= To: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, Sascha Hauer X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1713338018; l=923; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=BmEr6PI9JmP6srt84r2Hs54N86dOzRtv6ztVCh0F30g=; b=y2YQOTHK2FkEXTJ1pkQQTy8Gb6++35MsVfFqBGxixH90xHYNEquICdXd5uPblhOl2uFNWN0lm 3cf5/X2AHsrCXT93eqWpIgWOaIMLLLtX4p2mtAnrS/8I+cTViqwIrD8 X-Developer-Key: i=s.hauer@pengutronix.de; a=ed25519; pk=4kuc9ocmECiBJKWxYgqyhtZOHj5AWi7+d0n/UjhkwTg= X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: s.hauer@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org This series converts the mxc_nand driver over to exec_op which gets us rid of a bunch of legacy code. The motivation for this series is a board that has a NAND chip connected that needs 4bit ECC whereas the i.MX27 hardware only supports 1Bit Hamming ECC. With this series the driver now supports software BCH ECC. Signed-off-by: Sascha Hauer --- Sascha Hauer (4): mtd: nand: mxc_nand: separate page read from ecc calc mtd: nand: mxc_nand: implement exec_op mtd: nand: mxc_nand: support software ECC mtd: nand: mxc_nand: disable subpage reads drivers/mtd/nand/raw/mxc_nand.c | 568 ++++++++++++++++------------------------ 1 file changed, 219 insertions(+), 349 deletions(-) --- base-commit: fec50db7033ea478773b159e0e2efb135270e3b7 change-id: 20240417-mtd-nand-mxc-nand-exec-op-38b3b80c4377 Best regards, -- Sascha Hauer