[{"id":3678040,"web_url":"http://patchwork.ozlabs.org/comment/3678040/","msgid":"<7094e4da-1fdd-4713-9418-6c1537d9af0b@linaro.org>","list_archive_url":null,"date":"2026-04-16T09:15:10","subject":"Re: [PATCH] mtd: spi-nor: remove unused NO_OP_CHIP_ERASE flag","submitter":{"id":85360,"url":"http://patchwork.ozlabs.org/api/people/85360/","name":"Tudor Ambarus","email":"tudor.ambarus@linaro.org"},"content":"looks good. Please resubmit, this time including linux-kernel@vger.kernel.org\nlist as well, so that we benefit of the https://sashiko.dev/ 's review.\n\nYou use b4 to add the to/cc list automatically.","headers":{"Return-Path":"\n <linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org>","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n secure) header.d=lists.infradead.org header.i=@lists.infradead.org\n header.a=rsa-sha256 header.s=bombadil.20210309 header.b=AKNVDzhW;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=oB1QKSjm;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=none (no SPF record) smtp.mailfrom=lists.infradead.org\n (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org;\n envelope-from=linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org;\n receiver=patchwork.ozlabs.org)"],"Received":["from bombadil.infradead.org (bombadil.infradead.org\n [IPv6:2607:7c80:54:3::133])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fxC656kBQz1yDF\n\tfor <incoming@patchwork.ozlabs.org>; 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The original\n message has been attached to this so you can view it or label\n similar future email.  If you have any questions, see\n the administrator of that system for details.\n Content preview:  looks good. Please resubmit,\n this time including linux-kernel@vger.kernel.org\n    list as well,\n so that we benefit of the https://sashiko.dev/ 's review. You\n    use b4 to add the to/cc list automatically.\n Content analysis details:   (-2.1 points, 5.0 required)\n  pts rule name              description\n ---- ----------------------\n --------------------------------------------------\n -0.0 RCVD_IN_DNSWL_NONE     RBL: Sender listed at https://www.dnswl.org/, no\n                             trust\n                             [2a00:1450:4864:20:0:0:0:331 listed in]\n                             [list.dnswl.org]\n -0.0 SPF_PASS               SPF: sender matches SPF record\n  0.0 SPF_HELO_NONE          SPF: HELO does not publish an SPF Record\n -0.1 DKIM_VALID_EF          Message has a valid DKIM or DK signature from\n                             envelope-from domain\n  0.1 DKIM_SIGNED            Message has a DKIM or DK signature,\n not necessarily valid\n -0.1 DKIM_VALID_AU          Message has a valid DKIM or DK signature from\n author's\n                             domain\n -0.1 DKIM_VALID             Message has at least one valid DKIM or DK\n signature\n -1.9 BAYES_00               BODY: Bayes spam probability is 0 to 1%\n                             [score: 0.0000]","X-BeenThere":"linux-mtd@lists.infradead.org","X-Mailman-Version":"2.1.34","Precedence":"list","List-Id":"Linux MTD discussion mailing list <linux-mtd.lists.infradead.org>","List-Unsubscribe":"<http://lists.infradead.org/mailman/options/linux-mtd>,\n <mailto:linux-mtd-request@lists.infradead.org?subject=unsubscribe>","List-Archive":"<http://lists.infradead.org/pipermail/linux-mtd/>","List-Post":"<mailto:linux-mtd@lists.infradead.org>","List-Help":"<mailto:linux-mtd-request@lists.infradead.org?subject=help>","List-Subscribe":"<http://lists.infradead.org/mailman/listinfo/linux-mtd>,\n <mailto:linux-mtd-request@lists.infradead.org?subject=subscribe>","Content-Type":"text/plain; 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It's already\nhard to follow any development in spi-nor due to code churn. I don't\nthink one hole in the flags hurts. The next new flag can then just\nreuse it.\n\n-michael\n\n> -\tSNOR_F_BROKEN_RESET\t= BIT(2),\n> -\tSNOR_F_4B_OPCODES\t= BIT(3),\n> -\tSNOR_F_HAS_4BAIT\t= BIT(4),\n> -\tSNOR_F_HAS_LOCK\t\t= BIT(5),\n> -\tSNOR_F_HAS_16BIT_SR\t= BIT(6),\n> -\tSNOR_F_NO_READ_CR\t= BIT(7),\n> -\tSNOR_F_HAS_SR_TB_BIT6\t= BIT(8),\n> -\tSNOR_F_HAS_4BIT_BP      = BIT(9),\n> -\tSNOR_F_HAS_SR_BP3_BIT6  = BIT(10),\n> -\tSNOR_F_IO_MODE_EN_VOLATILE = BIT(11),\n> -\tSNOR_F_SOFT_RESET\t= BIT(12),\n> -\tSNOR_F_SWP_IS_VOLATILE\t= BIT(13),\n> -\tSNOR_F_RWW\t\t= BIT(14),\n> -\tSNOR_F_ECC\t\t= BIT(15),\n> -\tSNOR_F_NO_WP\t\t= BIT(16),\n> -\tSNOR_F_SWAP16\t\t= BIT(17),\n> +\tSNOR_F_BROKEN_RESET\t= BIT(1),\n> +\tSNOR_F_4B_OPCODES\t= BIT(2),\n> +\tSNOR_F_HAS_4BAIT\t= BIT(3),\n> +\tSNOR_F_HAS_LOCK\t\t= BIT(4),\n> +\tSNOR_F_HAS_16BIT_SR\t= BIT(5),\n> +\tSNOR_F_NO_READ_CR\t= BIT(6),\n> +\tSNOR_F_HAS_SR_TB_BIT6\t= BIT(7),\n> +\tSNOR_F_HAS_4BIT_BP      = BIT(8),\n> +\tSNOR_F_HAS_SR_BP3_BIT6  = BIT(9),\n> +\tSNOR_F_IO_MODE_EN_VOLATILE = BIT(10),\n> +\tSNOR_F_SOFT_RESET\t= BIT(11),\n> +\tSNOR_F_SWP_IS_VOLATILE\t= BIT(12),\n> +\tSNOR_F_RWW\t\t= BIT(13),\n> +\tSNOR_F_ECC\t\t= BIT(14),\n> +\tSNOR_F_NO_WP\t\t= BIT(15),\n> +\tSNOR_F_SWAP16\t\t= BIT(16),","headers":{"Return-Path":"\n <linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org>","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n secure) header.d=lists.infradead.org header.i=@lists.infradead.org\n header.a=rsa-sha256 header.s=bombadil.20210309 header.b=sZOMR7N0;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=dM/DZQT1;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=none (no SPF record) smtp.mailfrom=lists.infradead.org\n (client-ip=2607:7c80:54:3::133; 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boundary=\"===============7967825838618407996==\"","Sender":"\"linux-mtd\" <linux-mtd-bounces@lists.infradead.org>","Errors-To":"linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org"}},{"id":3678442,"web_url":"http://patchwork.ozlabs.org/comment/3678442/","msgid":"<97a94aa30860409fabe0ce97dbc92cd8@infineon.com>","list_archive_url":null,"date":"2026-04-17T00:27:19","subject":"RE: [PATCH] mtd: spi-nor: remove unused NO_OP_CHIP_ERASE flag","submitter":{"id":79570,"url":"http://patchwork.ozlabs.org/api/people/79570/","name":"Takahiro Kuwano","email":"takahiro.kuwano@infineon.com"},"content":"> Hi,\n> \n> On Thu Apr 16, 2026 at 11:03 AM CEST, tkuw584924 wrote:\n> > --- a/drivers/mtd/spi-nor/core.h\n> > +++ b/drivers/mtd/spi-nor/core.h\n> > @@ -124,23 +124,22 @@\n> >  /* Keep these in sync with the list in debugfs.c */\n> >  enum spi_nor_option_flags {\n> >  \tSNOR_F_HAS_SR_TB\t= BIT(0),\n> > -\tSNOR_F_NO_OP_CHIP_ERASE\t= BIT(1),\n> \n> Can we just drop this line and leave the rest as is? It's already\n> hard to follow any development in spi-nor due to code churn. I don't\n> think one hole in the flags hurts. The next new flag can then just\n> reuse it.\n> \n> -michael\n> \nSounds fine to me. With a placeholder like this?\n/* NEW FLAG HERE : BIT(1) */\n\nThanks,\nTakahiro","headers":{"Return-Path":"\n <linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org>","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n secure) header.d=lists.infradead.org header.i=@lists.infradead.org\n header.a=rsa-sha256 header.s=bombadil.20210309 header.b=qZf3xIBw;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n unprotected) header.d=infineon.com header.i=@infineon.com header.a=rsa-sha256\n header.s=IFXMAIL header.b=fZjEwUp4;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=none (no SPF record) smtp.mailfrom=lists.infradead.org\n (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org;\n envelope-from=linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org;\n receiver=patchwork.ozlabs.org)"],"Received":["from bombadil.infradead.org (bombadil.infradead.org\n [IPv6:2607:7c80:54:3::133])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fxbLm4H6Sz1yGt\n\tfor <incoming@patchwork.ozlabs.org>; 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The original\n message has been attached to this so you can view it or label\n similar future email.  If you have any questions, see\n the administrator of that system for details.\n Content preview:  > Hi, > > On Thu Apr 16, 2026 at 11:03 AM CEST, tkuw584924\n    wrote: > > --- a/drivers/mtd/spi-nor/core.h > > +++\n b/drivers/mtd/spi-nor/core.h\n    > > @@ -124,23 +124,22 @@ > > /* Keep these in sync with the [...]\n Content analysis details:   (-2.1 points, 5.0 required)\n  pts rule name              description\n ---- ----------------------\n --------------------------------------------------\n -0.0 SPF_PASS               SPF: sender matches SPF record\n  0.0 SPF_HELO_NONE          SPF: HELO does not publish an SPF Record\n -0.1 DKIM_VALID_EF          Message has a valid DKIM or DK signature from\n                             envelope-from domain\n  0.1 DKIM_SIGNED            Message has a DKIM or DK signature,\n not necessarily valid\n -0.1 DKIM_VALID_AU          Message has a valid DKIM or DK signature from\n author's\n                             domain\n -0.1 DKIM_VALID             Message has at least one valid DKIM or DK\n signature\n -1.9 BAYES_00               BODY: Bayes spam probability is 0 to 1%\n                             [score: 0.0000]","X-BeenThere":"linux-mtd@lists.infradead.org","X-Mailman-Version":"2.1.34","Precedence":"list","List-Id":"Linux MTD discussion mailing list <linux-mtd.lists.infradead.org>","List-Unsubscribe":"<http://lists.infradead.org/mailman/options/linux-mtd>,\n <mailto:linux-mtd-request@lists.infradead.org?subject=unsubscribe>","List-Archive":"<http://lists.infradead.org/pipermail/linux-mtd/>","List-Post":"<mailto:linux-mtd@lists.infradead.org>","List-Help":"<mailto:linux-mtd-request@lists.infradead.org?subject=help>","List-Subscribe":"<http://lists.infradead.org/mailman/listinfo/linux-mtd>,\n <mailto:linux-mtd-request@lists.infradead.org?subject=subscribe>","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Sender":"\"linux-mtd\" <linux-mtd-bounces@lists.infradead.org>","Errors-To":"linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org"}},{"id":3678506,"web_url":"http://patchwork.ozlabs.org/comment/3678506/","msgid":"<DHV7VGCNH2XQ.BL6IUSRH2GD6@kernel.org>","list_archive_url":null,"date":"2026-04-17T06:30:14","subject":"Re: [PATCH] mtd: spi-nor: remove unused NO_OP_CHIP_ERASE flag","submitter":{"id":86646,"url":"http://patchwork.ozlabs.org/api/people/86646/","name":"Michael Walle","email":"mwalle@kernel.org"},"content":"On Fri Apr 17, 2026 at 2:27 AM CEST, Takahiro.Kuwano wrote:\n>> Hi,\n>> \n>> On Thu Apr 16, 2026 at 11:03 AM CEST, tkuw584924 wrote:\n>> > --- a/drivers/mtd/spi-nor/core.h\n>> > +++ b/drivers/mtd/spi-nor/core.h\n>> > @@ -124,23 +124,22 @@\n>> >  /* Keep these in sync with the list in debugfs.c */\n>> >  enum spi_nor_option_flags {\n>> >  \tSNOR_F_HAS_SR_TB\t= BIT(0),\n>> > -\tSNOR_F_NO_OP_CHIP_ERASE\t= BIT(1),\n>> \n>> Can we just drop this line and leave the rest as is? It's already\n>> hard to follow any development in spi-nor due to code churn. I don't\n>> think one hole in the flags hurts. The next new flag can then just\n>> reuse it.\n>> \n>> -michael\n>> \n> Sounds fine to me. With a placeholder like this?\n> /* NEW FLAG HERE : BIT(1) */\n\nYou could add a comment above the enum. Something like. \"This could\ncontain holes, if adding a new flag use the first free spot.\" \n\n-michael","headers":{"Return-Path":"\n <linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org>","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n secure) header.d=lists.infradead.org header.i=@lists.infradead.org\n header.a=rsa-sha256 header.s=bombadil.20210309 header.b=acy1iSMc;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=eYvx861k;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=none (no SPF record) smtp.mailfrom=lists.infradead.org\n (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org;\n envelope-from=linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org;\n receiver=patchwork.ozlabs.org)"],"Received":["from bombadil.infradead.org (bombadil.infradead.org\n [IPv6:2607:7c80:54:3::133])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fxlPh024Xz1yD3\n\tfor <incoming@patchwork.ozlabs.org>; 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