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 4980AC32793 for ; Sat, 28 Sep 2019 18:24:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 26C33208E4 for ; Sat, 28 Sep 2019 18:24:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728666AbfI1SYd (ORCPT ); Sat, 28 Sep 2019 14:24:33 -0400 Received: from sauhun.de ([88.99.104.3]:36584 "EHLO pokefinder.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726026AbfI1SYd (ORCPT ); Sat, 28 Sep 2019 14:24:33 -0400 Received: from localhost (unknown [46.183.103.17]) by pokefinder.org (Postfix) with ESMTPSA id 4122B2C0489; Sat, 28 Sep 2019 20:24:30 +0200 (CEST) Date: Sat, 28 Sep 2019 20:24:29 +0200 From: Wolfram Sang To: Chris Brandt Cc: linux-i2c@vger.kernel.org, linux-renesas-soc@vger.kernel.org, stable@vger.kernel.org, Chien Nguyen Subject: Re: [PATCH v2] i2c: riic: Clear NACK in tend isr Message-ID: <20190928182423.GC12219@kunai> References: <20190926121909.1795-1-chris.brandt@renesas.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="SO98HVl1bnMOfKZd" Content-Disposition: inline In-Reply-To: <20190926121909.1795-1-chris.brandt@renesas.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org --SO98HVl1bnMOfKZd Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Sep 26, 2019 at 07:19:09AM -0500, Chris Brandt wrote: > The NACKF flag should be cleared in INTRIICNAKI interrupt processing as > description in HW manual. >=20 > This issue shows up quickly when PREEMPT_RT is applied and a device is > probed that is not plugged in (like a touchscreen controller). The result > is endless interrupts that halt system boot. >=20 > Fixes: 310c18a41450 ("i2c: riic: add driver") > Cc: stable@vger.kernel.org > Reported-by: Chien Nguyen > Signed-off-by: Chris Brandt >=20 Applied to for-current, thanks! --SO98HVl1bnMOfKZd Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAl2PpVcACgkQFA3kzBSg KbZtXw/+LLgzjDx2AqGztOvytSm+LJzDaDWx5E1ZHDGJuAnuU167yv4u+4Uxcx9S 4u3zG7ZlniHvRNu1fKz8/0QcRtiJMnwqupjHFRzf6v3xFluRsNPykYL9YipNgUgZ clNCGxJjhEeaqLxHCP9XR2LtZMbiukafQTp+bbaa1YJM4JwPIwGDc5QasdbdP4/0 C6+KRSRkBhgL+VFtZUL21UwXxUkAem2q/pQtA08/Vrk3Uvu5tcLTJytn+kqOBPvh lcvRQ080lapDUVrLzsZqk7fHQvBpxwXAZliaGwmCGtqMDgeCHdyisblXqNFWO1bE jTqnm27un/h7SZxVhc1mRUv0uWSHn1V3fGP1yXGWhk1LfSAgJFefck/eZZovXjsh KUFR5lxn1y728z++2lI+djH419C0zpTkMWqgZO/0zT8H2Wc6zkC1BGGCxxSJe6Dc V2ZHEeZPgaQAngDeAGTU0zIzVYzhHcUUfi6L8JvemkEtYF+7H36aJhgjNyEz4/KT SvUOOfT9yg3havUBGkcFf/mFwb2vPe0+AdoNbvOhEN9zFO0GD3DQXPKwxZdHKNuJ Ah376vQkTWehzK9XBJl3GlzQKam+6YS6YeZHuhKo2QNEhiZ0e7/We09x99vgkzsX 46OUdWg4dtMBCdJ4NYcfMdBYb9oeu7+LAB3qAomREPB9KrkCfd4= =sGSV -----END PGP SIGNATURE----- --SO98HVl1bnMOfKZd--