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=-5.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 EC5D7C32771 for ; Wed, 15 Jan 2020 17:34:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C38602084D for ; Wed, 15 Jan 2020 17:34:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729044AbgAOReB (ORCPT ); Wed, 15 Jan 2020 12:34:01 -0500 Received: from sauhun.de ([88.99.104.3]:38860 "EHLO pokefinder.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726418AbgAOReA (ORCPT ); Wed, 15 Jan 2020 12:34:00 -0500 Received: from localhost (p54B33239.dip0.t-ipconnect.de [84.179.50.57]) by pokefinder.org (Postfix) with ESMTPSA id 907FF2C0742; Wed, 15 Jan 2020 18:33:58 +0100 (CET) Date: Wed, 15 Jan 2020 18:33:58 +0100 From: Wolfram Sang To: Dmitry Osipenko Cc: Thierry Reding , Jonathan Hunter , Laxman Dewangan , Mikko Perttunen , linux-i2c@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 1/8] i2c: tegra: Fix suspending in active runtime PM state Message-ID: <20200115173358.GD1239@ninjato> References: <20200114013442.28448-1-digetx@gmail.com> <20200114013442.28448-2-digetx@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="2Z2K0IlrPCVsbNpk" Content-Disposition: inline In-Reply-To: <20200114013442.28448-2-digetx@gmail.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --2Z2K0IlrPCVsbNpk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jan 14, 2020 at 04:34:35AM +0300, Dmitry Osipenko wrote: > I noticed that sometime I2C clock is kept enabled during suspend-resume. > This happens because runtime PM defers dynamic suspension and thus it may > happen that runtime PM is in active state when system enters into suspend. > In particular I2C controller that is used for CPU's DVFS is often kept ON > during suspend because CPU's voltage scaling happens quite often. >=20 > Fixes: 8ebf15e9c869 ("i2c: tegra: Move suspend handling to NOIRQ phase") > Cc: # v5.4+ > Tested-by: Thierry Reding > Signed-off-by: Dmitry Osipenko Applied to for-current, thanks! --2Z2K0IlrPCVsbNpk Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAl4fTQUACgkQFA3kzBSg KbZRQQ//X0M2uETYY4ocrCKvkYWSCrKJoUsfcN6Kfkw/EfgXBWXsL7pB0v8HZtdM A6aLwrsMQgtmTDrEVkit9y8m4VHm6hRxgY85R/GJZO1QPWXK88M1R2QUbzNmZDcm owqVD5oCJnWgj6fyvQcDCkt5ke+anW3GnYUnMuP7kT6OPBbKNxQ2xzaPLO962zA4 sBGsHTnyvyMDh8Y529FxwuD3txYVt17UCEjnIp2iN4YRdMR68tLZnIFaREQrSbSo 8okn2VEJ7VZl2seQHTOBmmxBUy8GXoTGCnfOJo12dFzN2pS3EvuyCeEuF3etouem UJRZ5vYjwungQMHXsTcoN37GJwyyow4o81BgoFgRd2S69KpFPLkEQxXIQRqf+poI DugedIUViEOS+mipoM3Xd+0qsIubFz2pYNqrW29TAHD48xvi3iCAsY2emFxsCynq Hox3mLqyHzcsP6yWdNd6xiwoyuux7q5O0Qkm4Wvn0WF9h4LxkOVWYQr0RUjG1OnI 0I6IEdj+CtkuOK9JyFfpDk9mJHdt93CBpX1Y0dG6bRVNbLCyIUzwxXaYMOd+F7ZK tA1B55Kdp5cPkRYA2XARyL7LaBSBucZUzBDnU64cCTio9r0AZLmb4p3yuVY5qQU5 TD2Hz6tL/YLuS44kjqkqkQnMj6iaT4JnMdUYBo9Ew4CK0CphCHo= =bdEc -----END PGP SIGNATURE----- --2Z2K0IlrPCVsbNpk--