From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Date: Mon, 29 Nov 2021 20:20:20 +0100 Subject: [PATCH v2 0/2] i2c: aspeed: Late ack Tx done irqs and fix unhandled Tx done with NAK In-Reply-To: <20210616031046.2317-1-quan@os.amperecomputing.com> References: <20210616031046.2317-1-quan@os.amperecomputing.com> Message-ID: List-Id: To: linux-aspeed@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Wed, Jun 16, 2021 at 10:10:44AM +0700, Quan Nguyen wrote: > This series consists of two patches to fix the below issues observed > when testing with slave mode: > + Unhandled Tx done with NAK > + Early ack'ed of Tx done (ACK and NAK) causing "Unexpected Ack on > read request". > aspeed maintainers, are you happy with this series now? > v2: > + Split these patches to separate series [Joel] > + Added the Fixes lines [Joel] > + Fixed multiline comment [Joel] > + Refactor irq clearing code [Joel, Guenter] > + Revised commit message [Joel, Quan] > > v1: > + These patches are first introduced in > https://lkml.org/lkml/2021/5/19/205 > > Quan Nguyen (2): > i2c: aspeed: Fix unhandled Tx done with NAK > i2c: aspeed: Acknowledge Tx done with and without ACK irq late > > drivers/i2c/busses/i2c-aspeed.c | 22 ++++++++++++++-------- > 1 file changed, 14 insertions(+), 8 deletions(-) > > -- > 2.28.0 > -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 833 bytes Desc: not available URL: 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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4AF35C433FE for ; Mon, 29 Nov 2021 22:37:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232240AbhK2Wkw (ORCPT ); Mon, 29 Nov 2021 17:40:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33794 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234053AbhK2WkW (ORCPT ); Mon, 29 Nov 2021 17:40:22 -0500 Received: from sin.source.kernel.org (sin.source.kernel.org [IPv6:2604:1380:40e1:4800::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2BCA1C061191; Mon, 29 Nov 2021 11:20:27 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id 65F50CE13D7; Mon, 29 Nov 2021 19:20:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C3847C53FC7; Mon, 29 Nov 2021 19:20:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1638213623; bh=g/nsYskIq0J2gIpANu+wdPav06i49Mv0L127LqeWDic=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ZZrHcQYuIz2+z6eGi7PKmEwwhGdcpFmkHNkAtnlOxfYSQqQIiZXQV3n/Zxexl1Sne LGEaInfaa0NcDRMmyel5OApl5FeUuMg9RenyiQ515L9vJ4pat2aNNkBeZYmcQZJWH9 BjOzWz3sACWFtEqYz88K1XcKZ7nWgsn+P8gttjAylwKBkTPLbLuRTwtEIhZXsqAamJ a23yF2v3+M+z8O4cz2fK0T+/Gpr2DUKiRtx+PGgh5LmqNYhfVKcmYHIDX4KnUw7zMn rOUo06+MlC1ypTvTriX/NCB48pFT0uKtFFkOQ3RAWEMOKMOnvTN4YTafK5mDkONbeN TEQ9TUa3ZJJ2w== Date: Mon, 29 Nov 2021 20:20:20 +0100 From: Wolfram Sang To: Quan Nguyen Cc: Brendan Higgins , Benjamin Herrenschmidt , Joel Stanley , Andrew Jeffery , Jae Hyun Yoo , Guenter Roeck , linux-i2c@vger.kernel.org, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, Open Source Submission , Phong Vo , "Thang Q . Nguyen" Subject: Re: [PATCH v2 0/2] i2c: aspeed: Late ack Tx done irqs and fix unhandled Tx done with NAK Message-ID: Mail-Followup-To: Wolfram Sang , Quan Nguyen , Brendan Higgins , Benjamin Herrenschmidt , Joel Stanley , Andrew Jeffery , Jae Hyun Yoo , Guenter Roeck , linux-i2c@vger.kernel.org, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, Open Source Submission , Phong Vo , "Thang Q . Nguyen" References: <20210616031046.2317-1-quan@os.amperecomputing.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="hSONgx73KSpSsJcS" Content-Disposition: inline In-Reply-To: <20210616031046.2317-1-quan@os.amperecomputing.com> Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org --hSONgx73KSpSsJcS Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Jun 16, 2021 at 10:10:44AM +0700, Quan Nguyen wrote: > This series consists of two patches to fix the below issues observed > when testing with slave mode: > + Unhandled Tx done with NAK > + Early ack'ed of Tx done (ACK and NAK) causing "Unexpected Ack on > read request". >=20 aspeed maintainers, are you happy with this series now? > v2: > + Split these patches to separate series [Joel] > + Added the Fixes lines [Joel] > + Fixed multiline comment [Joel] > + Refactor irq clearing code [Joel, Guenter] > + Revised commit message [Joel, Quan] >=20 > v1: > + These patches are first introduced in > https://lkml.org/lkml/2021/5/19/205 >=20 > Quan Nguyen (2): > i2c: aspeed: Fix unhandled Tx done with NAK > i2c: aspeed: Acknowledge Tx done with and without ACK irq late >=20 > drivers/i2c/busses/i2c-aspeed.c | 22 ++++++++++++++-------- > 1 file changed, 14 insertions(+), 8 deletions(-) >=20 > --=20 > 2.28.0 >=20 --hSONgx73KSpSsJcS Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmGlJ/QACgkQFA3kzBSg KbZoxg/+Me1R4XCxqO4t3nohVs8D4zoBBn+b2tQCtqhHNlmbD8hVLPiWu3vfwu3f xLDMgOHONd6/rxrw5N2bN8t1oX0AXz2yhxMeVYKgO3jm3AIFuf6bQiqNgBEw009r V0NgFmKmN7VkkA3AX5tZKb67P9MSMoVTmWPteZtSzvbphyZr74U8Gv4XpaX1X6ep QuQXO3LGvHEJ+WDF5T38eXR1lXZZFTraGqkPmmslFiNOX00XCw5w3zv0PKg8oO4a 7HRqAxvFiWOw+MD29hkSop+Pjt8G8heq+ZUyIFuBJ6VKLWgCtuaBVnR9B4KlSo1U r96yEHx7zrGx8BMMjp/39Ds3oJzkjQR/LzVMy/DAwb8FO0YtELsMJkg1n18r/BFt a1ezWd28jFfuVJVTtE5CKZBgPT0wSq4738L236sENmfC0Lo5Zjd3p8miJCnZnlXz ePc0fL6PjdJCTNZIlM21mBNvNUWiSW+zsF2+ASJDIwFUVbEaBdvt0k4fSW5GoSX0 ribRkt2str4gFtyg+s+19mnb8UHZlQnpQunHqpXiaO93iPGqATZFKpwhCG77qJO3 ifsYMJ+Cui4uPv9xZcTqRJmeqP9ElqYzCz6YVq0EDcLaKaBYfESu0pu1NKTsohB6 JNJlXes7kqTsu0l4dxspbwNwAGiUe8pk+Vfirn6kM41SUNxKaEE= =MdjE -----END PGP SIGNATURE----- --hSONgx73KSpSsJcS-- 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 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 40A49C4332F for ; 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Tue, 30 Nov 2021 06:27:06 +1100 (AEDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id A4122CE13D8; Mon, 29 Nov 2021 19:20:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C3847C53FC7; Mon, 29 Nov 2021 19:20:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1638213623; bh=g/nsYskIq0J2gIpANu+wdPav06i49Mv0L127LqeWDic=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ZZrHcQYuIz2+z6eGi7PKmEwwhGdcpFmkHNkAtnlOxfYSQqQIiZXQV3n/Zxexl1Sne LGEaInfaa0NcDRMmyel5OApl5FeUuMg9RenyiQ515L9vJ4pat2aNNkBeZYmcQZJWH9 BjOzWz3sACWFtEqYz88K1XcKZ7nWgsn+P8gttjAylwKBkTPLbLuRTwtEIhZXsqAamJ a23yF2v3+M+z8O4cz2fK0T+/Gpr2DUKiRtx+PGgh5LmqNYhfVKcmYHIDX4KnUw7zMn rOUo06+MlC1ypTvTriX/NCB48pFT0uKtFFkOQ3RAWEMOKMOnvTN4YTafK5mDkONbeN TEQ9TUa3ZJJ2w== Date: Mon, 29 Nov 2021 20:20:20 +0100 From: Wolfram Sang To: Quan Nguyen Subject: Re: [PATCH v2 0/2] i2c: aspeed: Late ack Tx done irqs and fix unhandled Tx done with NAK Message-ID: Mail-Followup-To: Wolfram Sang , Quan Nguyen , Brendan Higgins , Benjamin Herrenschmidt , Joel Stanley , Andrew Jeffery , Jae Hyun Yoo , Guenter Roeck , linux-i2c@vger.kernel.org, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, Open Source Submission , Phong Vo , "Thang Q . Nguyen" References: <20210616031046.2317-1-quan@os.amperecomputing.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="hSONgx73KSpSsJcS" Content-Disposition: inline In-Reply-To: <20210616031046.2317-1-quan@os.amperecomputing.com> X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-kernel@lists.infradead.org, Jae Hyun Yoo , linux-aspeed@lists.ozlabs.org, Andrew Jeffery , openbmc@lists.ozlabs.org, "Thang Q . Nguyen" , Brendan Higgins , linux-kernel@vger.kernel.org, Phong Vo , Open Source Submission , Guenter Roeck , linux-i2c@vger.kernel.org Errors-To: openbmc-bounces+openbmc=archiver.kernel.org@lists.ozlabs.org Sender: "openbmc" --hSONgx73KSpSsJcS Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Jun 16, 2021 at 10:10:44AM +0700, Quan Nguyen wrote: > This series consists of two patches to fix the below issues observed > when testing with slave mode: > + Unhandled Tx done with NAK > + Early ack'ed of Tx done (ACK and NAK) causing "Unexpected Ack on > read request". >=20 aspeed maintainers, are you happy with this series now? > v2: > + Split these patches to separate series [Joel] > + Added the Fixes lines [Joel] > + Fixed multiline comment [Joel] > + Refactor irq clearing code [Joel, Guenter] > + Revised commit message [Joel, Quan] >=20 > v1: > + These patches are first introduced in > https://lkml.org/lkml/2021/5/19/205 >=20 > Quan Nguyen (2): > i2c: aspeed: Fix unhandled Tx done with NAK > i2c: aspeed: Acknowledge Tx done with and without ACK irq late >=20 > drivers/i2c/busses/i2c-aspeed.c | 22 ++++++++++++++-------- > 1 file changed, 14 insertions(+), 8 deletions(-) >=20 > --=20 > 2.28.0 >=20 --hSONgx73KSpSsJcS Content-Type: application/pgp-signature; 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Mon, 29 Nov 2021 19:25:32 +0000 Received: from sin.source.kernel.org ([2604:1380:40e1:4800::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mrmCX-0024Xp-Ka for linux-arm-kernel@lists.infradead.org; Mon, 29 Nov 2021 19:20:35 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id A4122CE13D8; Mon, 29 Nov 2021 19:20:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C3847C53FC7; Mon, 29 Nov 2021 19:20:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1638213623; bh=g/nsYskIq0J2gIpANu+wdPav06i49Mv0L127LqeWDic=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ZZrHcQYuIz2+z6eGi7PKmEwwhGdcpFmkHNkAtnlOxfYSQqQIiZXQV3n/Zxexl1Sne LGEaInfaa0NcDRMmyel5OApl5FeUuMg9RenyiQ515L9vJ4pat2aNNkBeZYmcQZJWH9 BjOzWz3sACWFtEqYz88K1XcKZ7nWgsn+P8gttjAylwKBkTPLbLuRTwtEIhZXsqAamJ a23yF2v3+M+z8O4cz2fK0T+/Gpr2DUKiRtx+PGgh5LmqNYhfVKcmYHIDX4KnUw7zMn rOUo06+MlC1ypTvTriX/NCB48pFT0uKtFFkOQ3RAWEMOKMOnvTN4YTafK5mDkONbeN TEQ9TUa3ZJJ2w== Date: Mon, 29 Nov 2021 20:20:20 +0100 From: Wolfram Sang To: Quan Nguyen Cc: Brendan Higgins , Benjamin Herrenschmidt , Joel Stanley , Andrew Jeffery , Jae Hyun Yoo , Guenter Roeck , linux-i2c@vger.kernel.org, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, Open Source Submission , Phong Vo , "Thang Q . Nguyen" Subject: Re: [PATCH v2 0/2] i2c: aspeed: Late ack Tx done irqs and fix unhandled Tx done with NAK Message-ID: Mail-Followup-To: Wolfram Sang , Quan Nguyen , Brendan Higgins , Benjamin Herrenschmidt , Joel Stanley , Andrew Jeffery , Jae Hyun Yoo , Guenter Roeck , linux-i2c@vger.kernel.org, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, Open Source Submission , Phong Vo , "Thang Q . Nguyen" References: <20210616031046.2317-1-quan@os.amperecomputing.com> MIME-Version: 1.0 In-Reply-To: <20210616031046.2317-1-quan@os.amperecomputing.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211129_112034_091276_F434C18A X-CRM114-Status: GOOD ( 16.48 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============2258036985909637577==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============2258036985909637577== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="hSONgx73KSpSsJcS" Content-Disposition: inline --hSONgx73KSpSsJcS Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Jun 16, 2021 at 10:10:44AM +0700, Quan Nguyen wrote: > This series consists of two patches to fix the below issues observed > when testing with slave mode: > + Unhandled Tx done with NAK > + Early ack'ed of Tx done (ACK and NAK) causing "Unexpected Ack on > read request". >=20 aspeed maintainers, are you happy with this series now? > v2: > + Split these patches to separate series [Joel] > + Added the Fixes lines [Joel] > + Fixed multiline comment [Joel] > + Refactor irq clearing code [Joel, Guenter] > + Revised commit message [Joel, Quan] >=20 > v1: > + These patches are first introduced in > https://lkml.org/lkml/2021/5/19/205 >=20 > Quan Nguyen (2): > i2c: aspeed: Fix unhandled Tx done with NAK > i2c: aspeed: Acknowledge Tx done with and without ACK irq late >=20 > drivers/i2c/busses/i2c-aspeed.c | 22 ++++++++++++++-------- > 1 file changed, 14 insertions(+), 8 deletions(-) >=20 > --=20 > 2.28.0 >=20 --hSONgx73KSpSsJcS Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmGlJ/QACgkQFA3kzBSg KbZoxg/+Me1R4XCxqO4t3nohVs8D4zoBBn+b2tQCtqhHNlmbD8hVLPiWu3vfwu3f xLDMgOHONd6/rxrw5N2bN8t1oX0AXz2yhxMeVYKgO3jm3AIFuf6bQiqNgBEw009r V0NgFmKmN7VkkA3AX5tZKb67P9MSMoVTmWPteZtSzvbphyZr74U8Gv4XpaX1X6ep QuQXO3LGvHEJ+WDF5T38eXR1lXZZFTraGqkPmmslFiNOX00XCw5w3zv0PKg8oO4a 7HRqAxvFiWOw+MD29hkSop+Pjt8G8heq+ZUyIFuBJ6VKLWgCtuaBVnR9B4KlSo1U r96yEHx7zrGx8BMMjp/39Ds3oJzkjQR/LzVMy/DAwb8FO0YtELsMJkg1n18r/BFt a1ezWd28jFfuVJVTtE5CKZBgPT0wSq4738L236sENmfC0Lo5Zjd3p8miJCnZnlXz ePc0fL6PjdJCTNZIlM21mBNvNUWiSW+zsF2+ASJDIwFUVbEaBdvt0k4fSW5GoSX0 ribRkt2str4gFtyg+s+19mnb8UHZlQnpQunHqpXiaO93iPGqATZFKpwhCG77qJO3 ifsYMJ+Cui4uPv9xZcTqRJmeqP9ElqYzCz6YVq0EDcLaKaBYfESu0pu1NKTsohB6 JNJlXes7kqTsu0l4dxspbwNwAGiUe8pk+Vfirn6kM41SUNxKaEE= =MdjE -----END PGP SIGNATURE----- --hSONgx73KSpSsJcS-- --===============2258036985909637577== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============2258036985909637577==--