From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9D303C4332B for ; Mon, 23 Mar 2020 09:25:56 +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 662DC2072D for ; Mon, 23 Mar 2020 09:25:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="VUbfYqim"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=microchiptechnology.onmicrosoft.com header.i=@microchiptechnology.onmicrosoft.com header.b="pnAAmSyY" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 662DC2072D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=microchip.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.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: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:In-Reply-To:References: List-Owner; bh=7k56YSszkj7rnWhllSODIwz6W9Iz71pxCQ0Y2CLIVFs=; b=VUbfYqimjs8UJJ xzNS2UnPTmSvMaTbhe/S1mHy7jJaN3wbVxk4zR5CHYGg42uXtVjM1JAHmWecw1G56W2jtzbjL94uF WkYMz1Mzj6SxaHChZ2pHslOWq6y34WsDxF5KP0ZoD/IJgxa0+eHYdDEEOAul8IzwXHgd9vhOchn8N CkardgT9mCRV7btQdGHTk6FXf1Q8dP3rh01vSUa/Q8AgFNO5WA7TrYqLVM0Exjj8FexiKF+pMCETr 6V7/Z9M6iYIpDLcYi2e37ct3hDjqPIOfvbd0baY7jhRvDvZK3dICBM6/ljXqhSyGuBthbdIDlEs9H yqs6hAM3NN6bE0v+YKmg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jGJL5-0005P4-U7; Mon, 23 Mar 2020 09:25:43 +0000 Received: from esa1.microchip.iphmx.com ([68.232.147.91]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jGJKA-0004TA-W5 for linux-mtd@lists.infradead.org; Mon, 23 Mar 2020 09:24:49 +0000 IronPort-SDR: 1fLgfsEx84RWk/dtYA/P9Hsr2qbMWIZL5bui2N7P1fd5ffYKL+b1fYWzPiSQ9A5gWosGHu6hvZ kItkdokY8MVurAtzcVOn7Sx/GGJyYHCIBaNYGHtzX9nG5ffirvQbcxUjn0NYUrmne5rv12VxDA RbdxxgNZAQHdbrN1r6iAWupXKXHhHCBJATgyDtSpgIIk0AzElRrCo1LTGw0ND+grtRbCxbgNnh b4IlayeoWZvROcP9gH7RGm5QJZnNdMJPzjA6Z8g14H2Wjc/WL+IsYKUqnaWY0VffAtHoPkcM1b XLs= X-IronPort-AV: E=Sophos;i="5.72,295,1580799600"; d="scan'208";a="73067116" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 23 Mar 2020 02:24:35 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Mon, 23 Mar 2020 02:24:39 -0700 Received: from NAM10-DM6-obe.outbound.protection.outlook.com (10.10.215.89) by email.microchip.com (10.10.87.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5 via Frontend Transport; Mon, 23 Mar 2020 02:24:39 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=dyJSHmjSL/Nb00/SzQyeF5Dz58cKF8ZIttNxbfNa/RtU3Q8HAjnZRBG2oPBmUmpBEg9vAf2+qX5QH4tEiM/dXujPQk7YuYwabF5ohb3jk36oKxZMsd+dxQ5xl7tXYuLZyMMGDatkN6ZFKgx5vLSm6KC30nU4vFckpTTFA0XKsc+8VKwtBM0jSRQjSZu7Wl+6b2c1HNr4saDXWkAznMP3+rwfP2S0AhkeZ/c5ngvkZ8TjmbOX10S+XEW70d1NYzxdwJ/CtO1ObpX/x01t6i83Br5wGPxoykJjIpebENRQG7iO7IJzudTpe4STpGJLKN0RZoahW2UZFvaqdYFOXtVKCA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=r97/2suzNcoS2b5SpM8nZ1pq3kU5VUEiCu/DNPMWnLQ=; b=g0uxZCxYbF9h/lAu2f85bDhdllL1ETopHK0M1zYGAhkNWkoGpAQHr2ym0DHpsGBqOCMZaYj9MlTB8rtmoqHrDQ+fg6KB4VKAiiLnLIl3TGnhQvYg2/RZ/9kLTNOsXKrNOiEVQcXGz3afiuMrO090FaSdI8F74u4UbNf0SzvZsApD3StBtjfBbytsjDSZJ4CTTExV1V7oLRiIs2prXQlNOuGDqKVKh8ZVQnXN7n57tHlDkwlokeU7WWPTYTiJzwosyuk+qZcA5SBUBZy9vPhS0v12yvJooQhXG4KlciDh1xuQHRn/kKN27l/p7FxtEmtmZfcdkUWKi5zmhy8SSmIE1w== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=microchip.com; dmarc=pass action=none header.from=microchip.com; dkim=pass header.d=microchip.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=microchiptechnology.onmicrosoft.com; s=selector2-microchiptechnology-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=r97/2suzNcoS2b5SpM8nZ1pq3kU5VUEiCu/DNPMWnLQ=; b=pnAAmSyYvp9ht+VqwZ91ZRW1W4treMdSv0bPLt3qqJWO1GuzDU9b772i9IpHgcWeXVrrCuiN3DT9UCTYEXyU+Zt6M9cCtv35Iopivst3Ke2AFai0ydHUplUaVy84NHPXA/FCTgngvj1MDky5GchXS7gZVGDr6mDYqfQIM/We9Ss= Received: from BY5PR11MB4419.namprd11.prod.outlook.com (2603:10b6:a03:1c8::13) by BY5PR11MB4449.namprd11.prod.outlook.com (2603:10b6:a03:1cc::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2835.22; Mon, 23 Mar 2020 09:24:33 +0000 Received: from BY5PR11MB4419.namprd11.prod.outlook.com ([fe80::e918:9196:b47e:9692]) by BY5PR11MB4419.namprd11.prod.outlook.com ([fe80::e918:9196:b47e:9692%3]) with mapi id 15.20.2835.021; Mon, 23 Mar 2020 09:24:32 +0000 From: To: , , Subject: [PATCH v3 0/5] mtd: spi-nor: Add SR 4bit block protection support Thread-Topic: [PATCH v3 0/5] mtd: spi-nor: Add SR 4bit block protection support Thread-Index: AQHWAPTc4qvJEoy/pkuKBEyfTyO2iQ== Date: Mon, 23 Mar 2020 09:24:32 +0000 Message-ID: <20200323092430.1466234-1-tudor.ambarus@microchip.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Tudor.Ambarus@microchip.com; x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 38ee28b9-50ab-47c1-8275-08d7cf0bff3c x-ms-traffictypediagnostic: BY5PR11MB4449: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-bypassexternaltag: True x-ms-oob-tlc-oobclassifiers: OLM:9508; x-forefront-prvs: 0351D213B3 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(39860400002)(396003)(346002)(136003)(376002)(366004)(199004)(8936002)(8676002)(81156014)(81166006)(36756003)(76116006)(91956017)(66946007)(54906003)(110136005)(316002)(2906002)(66476007)(64756008)(66446008)(66556008)(5660300002)(2616005)(107886003)(186003)(71200400001)(1076003)(86362001)(26005)(6512007)(6486002)(4326008)(6506007)(478600001); DIR:OUT; SFP:1101; SCL:1; SRVR:BY5PR11MB4449; H:BY5PR11MB4419.namprd11.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; received-spf: None (protection.outlook.com: microchip.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 1NnmMN6IzdiUTbcFCMrOD3P6gwXzvholmG8UsIWOfnVb27kqj7d6yMb1ycHqRzbr8Clhk0QrtJg9xBrYPMfQzXDFy0UVZS8pDNGjviGDkHDDLSfZdBKJnPgHRCjlBwULUdA6hnldP4g6i6UyWwWmx9MOTUvMkbQX59NAjKpiYpytIFU27/LaddI2AY1D8Zoesl6gR0w6NqnOkDNk4rpOc8wM3z7QrAFWMxYsCERX/7yFra0QBpzNIa7RkIdmLIgI0eciLxwtV7cYodZw1DnobTH0lIVrAk5U5j3R1XKcn+SXLfeHmJmFLmM2LaT9bmSAMyTo/yNmZSJQrIl3h5vGczKqH97+kPSlj7s/YM1Oep3+bpe7SM8KOg1tJi3PatpWgFXWAgBkFXlvKPXXS/n1JoH6iCxNsym1Bsw9E0Su6+7ko7hj9gZYbNpE2NlZTbzx x-ms-exchange-antispam-messagedata: cI4gmrqrx2ZDbTTNQnRkY4Fw8zIblOUdilQF/sCNQS5D34FQUMJpaujF8GxS1oUJkimHJo2zoY58tYdA1KarlJNPAAJ5pdPxD4KjSKQYPK/31I2dY6ddQAFfZTvheInLpaHZJt2cOwtfSvGiUr1Zfw== MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 38ee28b9-50ab-47c1-8275-08d7cf0bff3c X-MS-Exchange-CrossTenant-originalarrivaltime: 23 Mar 2020 09:24:32.8510 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: ZMkOvy+IAQ1k0IzYyR29AmA78C5TAtTrFdxfwBwB2ea2XDjHCu5IljyTXlifvShYtXiMHqDoN3zy4av44o4inkGDuuC/h6KWjWdo8QFW2kU= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR11MB4449 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200323_022447_034615_952F5729 X-CRM114-Status: UNSURE ( 8.49 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-mtd@lists.infradead.org, Tudor.Ambarus@microchip.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org From: Tudor Ambarus Hi, Jungseung, Michael, Vignesh, I took Jungseung's v2 and amend it here and there, the description of the changes are in each patch. You'll notice that there are 2 new small patches, the first one is needed so that we start the BP3 support from something that works. The new formula should not change what was before, and silently fix a bug, so the first patch is to address this. The second patch is Michael's suggestion split from Jungseung's patch, for a clearer separation of the fixes. This was just compiled, not (yet) tested on a flash, I'll test it later today. So I need you guys to double check the changes, do some testing, and if all good, let me know. Jungseung Lee (3): mtd: spi-nor: Add new formula for SR block protection handling mtd: spi-nor: Add SR 4bit block protection support mtd: spi-nor: Enable locking for n25q512ax3/n25q512a Tudor Ambarus (2): mtd: spi-nor: Fix gap in SR block protection locking mtd: spi-nor: Set all BP bits to one when lock_len == mtd->size drivers/mtd/spi-nor/core.c | 144 +++++++++++++++++++++----------- drivers/mtd/spi-nor/core.h | 10 +++ drivers/mtd/spi-nor/micron-st.c | 8 +- include/linux/mtd/spi-nor.h | 2 + 4 files changed, 113 insertions(+), 51 deletions(-) -- 2.23.0 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/