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=-12.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_PASS,USER_AGENT_NEOMUTT autolearn=ham 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 57D2CC43444 for ; Tue, 8 Jan 2019 20:09:51 +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 2665120660 for ; Tue, 8 Jan 2019 20:09:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="XPETlbAz" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2665120660 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=the-dreams.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=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-Type:Cc: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=uejllwtK9DxdvZdpUPntISohggjSAu7X0O8vxbFo2Bg=; b=XPETlbAzazNXC6hErZ5aBx2Uu yjrl+2ZgMpALzz2kcgTB84vaGzy6O4eQxMwyBVkQXa92VgDFHwnYEd8pUG/6v5MGJnsliYBBtUJFA slVGscJ67NJ/u9vRUL9a1UScU6jaeKBuxRTOi+Y5+pGacaT1pxKWiIyTCNhBorCdA0ttNKdMqoF2c Ir9xRUTR/CW6NWS5wCV+3JwkDyxPXKBFGsMBckQ+Hwcou7q+nwRolG/0DaLffMFNKkCTD00QiRjRO X+lVkwWDVR0E3hYDSyU3/iO56ATPgf0vaBsZj2PDuwOaZ0oVw/Y7UYuVl+FVqHCMvRXEr2uapMVi3 jQ7po5sqg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1ggxh5-0001sU-0r; Tue, 08 Jan 2019 20:09:47 +0000 Received: from sauhun.de ([88.99.104.3] helo=pokefinder.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1ggxh0-0001rm-2Y for linux-arm-kernel@lists.infradead.org; Tue, 08 Jan 2019 20:09:45 +0000 Received: from localhost (p54B337DA.dip0.t-ipconnect.de [84.179.55.218]) by pokefinder.org (Postfix) with ESMTPSA id 7E82B3E48B8; Tue, 8 Jan 2019 21:09:38 +0100 (CET) Date: Tue, 8 Jan 2019 21:09:38 +0100 From: Wolfram Sang To: Wolfram Sang Subject: Re: [PATCH 00/10] i2c: move handling of suspended adapters to the core Message-ID: <20190108200937.bratvsbz4grk6m4e@ninjato> References: <20181219164827.20985-1-wsa+renesas@sang-engineering.com> MIME-Version: 1.0 In-Reply-To: <20181219164827.20985-1-wsa+renesas@sang-engineering.com> User-Agent: NeoMutt/20170113 (1.7.2) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190108_120942_415244_1E3A1D86 X-CRM114-Status: GOOD ( 13.55 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-samsung-soc@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Hans de Goede , bcm-kernel-feedback-list@broadcom.com, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============3705682281302399847==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============3705682281302399847== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="mwtdafiryfs7cnw6" Content-Disposition: inline --mwtdafiryfs7cnw6 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Dec 19, 2018 at 05:48:16PM +0100, Wolfram Sang wrote: > Finally, here is the implementation Hans and I agreed on. Plus, all poten= tial > users I could spot already converted. Renesas R-Car driver was added on t= op. > This series was tested on a Renesas Lager board (R-Car H2). I had to hack= some > error cases into the code to verify the workings. Thanks for all the test= s so > far. Of course, more testing never hurts ;) >=20 > Please comment, review, test... a branch can be found here: >=20 > git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git renesas/i2c/c= ore-pm-helpers >=20 > Thanks, >=20 > Wolfram >=20 > Changes since RFC: >=20 > * don't use bitfields anymore but an unsigned long flags variable which i= s only > meant for flags to be changed when the adapter lock is held >=20 > * split the genereic accessor into _mark_suspended() and _mark_resumed() >=20 > * added kerneldoc and noted that using these helpers is optional >=20 > * documented -ESHUTDOWN as the error code when trying to transfer using an > already suspended adapter >=20 > * added acks from last series. Changes were minor enough to keep them. Pl= ease let > me know if you disagree. >=20 >=20 > Wolfram Sang (10): > i2c: add suspended flag and accessors for i2c adapters > i2c: reject new transfers when adapters are suspended > i2c: synquacer: remove unused is_suspended flag > i2c: brcmstb: use core helper to mark adapter suspended > i2c: zx2967: use core helper to mark adapter suspended > i2c: sprd: don't use pdev as variable name for struct device * > i2c: sprd: use core helper to mark adapter suspended > i2c: exynos5: use core helper to mark adapter suspended > i2c: s3c2410: use core helper to mark adapter suspended > i2c: rcar: add suspend/resume support After a long road, I applied this series now to for-next. I only squashed patches 1+2 to have the functionality in one place. And fixed a typo in patch 1. Thanks to the testers and reviewers, and especially Hans, for the input and discussions. This will now get a full test cycle in -next. Let's see what happens... And let's move on to how to add 'very late transfers without irqs' on top of this series. Happy hacking, Wolfram --mwtdafiryfs7cnw6 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAlw1A30ACgkQFA3kzBSg KbbxWw/8CGkkrx9NPVQwRLHRnix2QucE3r9aD0Df5ybapZtzhPdInKj5cJ6rtJjO Ly0VQzmjKc+6FirBXJKF2Zdu35+/8k4y7owr0oh8fNxRjeWU0Pukp4n9NoX9+CsO kXyzFEmbx8goTH1zzJgVz1yytO8ebGDCXX086M7D8MDW5ULx0mgzlIWcHkgy81Aj gUEmnOjbw/JbmeBL0l+gseT2gO5GWArBv/mUFNkuz7pH0AjV/BbkImZ7BuhlYpOV pvWM2PI2/7xbxpsjFIhIQbOs7hHY1iNkQjONftMT2sjCm8PKFRvf1Il+9K8AA/tp N13Jn7IGI/lRrxlxGZZ3zr8o715PohfdI4G1OPFpjSorTBs1UV4f8BatsodHk8bh fAKKjAkPw5/qRcMA8HnkyIrszoM7qCToOYFkBiMtv8+Drdtn5W13HCKL52PGiOds sE9QS5at1rGWtzQX1fkLpq93GQTyNvFMURJ21YvXnU2U47o1hVLQNQKLQFjNNaLj k9SOHjoI9xM7PWRgVghphFuUYqQMlHID9GHR1R0bS9uA++CxHzzP4/OTBwTIVBBl YpTlg4+UtKgmSTWmWR/QSjGAIpRGiAOSIt2mz8YcCF2E9QtLFm2wMTWXxe48Wavt 9n/kVEg/kVdxR2yHZWu5guX3AmiPxUBiZxHhfKCYkrlFUuqL97Y= =Vtra -----END PGP SIGNATURE----- --mwtdafiryfs7cnw6-- --===============3705682281302399847== 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 --===============3705682281302399847==--