Received: by 2002:a05:6a10:f347:0:0:0:0 with SMTP id d7csp14017014pxu; Mon, 4 Jan 2021 10:33:26 -0800 (PST) X-Google-Smtp-Source: ABdhPJxhM2L2iz/tfBR2+F641l4PAl4j/YPNaaLi78diCPC8PIfDDW8m5e0XrpzJdhqECuZWluAe X-Received: by 2002:a50:cd57:: with SMTP id d23mr72125086edj.95.1609785206304; Mon, 04 Jan 2021 10:33:26 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1609785206; cv=none; d=google.com; s=arc-20160816; b=B5lIp/3P4bZxeh31f8zGB69IJoyf5AO/AQeQUmAFioh1a5V2HpI9sSQW37KJhHqpkr bmL6nmsN0R6IqfchRUt3QCPsywW35qXrzCwFjn6o0faoqBEFHCbsMvC6jdBlwWoVmDDX UDiHDq15s0BqPMZ+RHQyzqyl/2RYMQsIB10iDpGs8YqrVGoehgkD+YYUaQSUDtEQMHkr 9UdDcRehK4BVGu/WqxP2Fe0St4lP0DArgNllGEFNOryQw4q25TuEUuyi75ZIvy2vwibW +n8JZfzDIe4dU8e4LxMJWM9MwKvA/GyvGEOpgSTomgqqci1l048ZmVJOzre/ote21tnP N3Qw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date; bh=l5lvfXyH4ynLNYSKo++KxdbSMEbkkg5cmTNcXrnwDok=; b=NgAnPenXVdAtjQjBgrlQjAi8h1IyEnhI4oPfMv9mqZHX/UqLJp8CDwB6oxpZ2yCQ6I tTeq4svO5HkTxRi+zNzhSG94k1LeARnK/Ej072c39wUeHl0QqDDnotwRS3/mKt6tv4x+ D47V+YYSguu2CxatGIypIA61mE4ubEvOrYJ//3E2RUoFKWeKuGvWVvaKc0VshxpQlHCC qCICISvDI8dMOf+Zu814Fso8BpO45qBHGW3pwksiS4bNbdg+71AUr6APnI1f3UOEagFr B/L7ncTbWhPZpqDx6VZlJ7X/fOm05s4+MBMoHZdodml0pgwPKkP2JJMnZutoQZpZ8qRh 5DGg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id f11si29654756eje.349.2021.01.04.10.33.03; Mon, 04 Jan 2021 10:33:26 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727749AbhADSam (ORCPT + 99 others); Mon, 4 Jan 2021 13:30:42 -0500 Received: from sauhun.de ([88.99.104.3]:60494 "EHLO pokefinder.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726396AbhADSam (ORCPT ); Mon, 4 Jan 2021 13:30:42 -0500 Received: from localhost (p54b33105.dip0.t-ipconnect.de [84.179.49.5]) by pokefinder.org (Postfix) with ESMTPSA id 0EE372C04DF; Mon, 4 Jan 2021 19:30:00 +0100 (CET) Date: Mon, 4 Jan 2021 19:29:59 +0100 From: Wolfram Sang To: qii.wang@mediatek.com Cc: matthias.bgg@gmail.com, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com, leilk.liu@mediatek.com Subject: Re: i2c: mediatek: Fix apdma and i2c hand-shake timeout Message-ID: <20210104182959.GC935@ninjato> References: <1608812767-3254-1-git-send-email-qii.wang@mediatek.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="uh9ZiVrAOUUm9fzH" Content-Disposition: inline In-Reply-To: <1608812767-3254-1-git-send-email-qii.wang@mediatek.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --uh9ZiVrAOUUm9fzH Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Dec 24, 2020 at 08:26:07PM +0800, qii.wang@mediatek.com wrote: > From: Qii Wang >=20 > With the apdma remove hand-shake signal, it requirs special > operation timing to reset i2c manually, otherwise the interrupt > will not be triggered, i2c transmission will be timeout. >=20 > Signed-off-by: Qii Wang Applied to for-current, thanks! --uh9ZiVrAOUUm9fzH Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAl/zXqcACgkQFA3kzBSg KbZQ8w/8DE+WVtoHYrCXAHx91n4/N6jsfZxOi7xLlm9x3FX55Lo0eiHeNIRHjgXV puAT1I9S8RkBC7s2Sc9jDH0ZGXsGfSeeWxTJydK3RV1tq59EySpl6PZQ5GYjPRPJ VXf12AEDnFFKOHiN4K5N1uRFMkP+mp8lYnher8fJvEN3qOhtg+kQPw/JZVwoJ2yf uB4MxKGyYdKPGHgb9cVrJhNYg4wx0wfHGWt/wrai4jVqjcqezI74SiUmbvI9a3B5 lFAwZkMKKQ44MKclF31Ctil+GRUTDp/ZrpuMKIJMX6zn2yTSS+M174NcvatScm5D jJBTOdjKOD7f4Yz1FWsJ+mKx7t+go8+ON5DguoEFxJBVqyjcw7FEgsZLP7f5yrgj QaJwdUx5v7E/+WPVAZTb7cnllHrPXrAihrRm4VSKlzbqWxUr0q5CDuIAQLKe4mKV EFbRol3wetWpT5y2YPEj9p3O3IZnhYQWMysrnwI9clNOdZ50ChlNRHKylugbBXxF V5LmyIHkFXDg6GqZulqaArUkp2kh4bavOejN0JPEZkPg0cGzqb1jd74R8CZuorHL JtdZ8hp3icd360VXxSZ3YWeIPOPUSeaBRxusMNnJqNiGS1+4qGeGNBEdY3wdufDh lRdyjCKQcIR3Ren+c/A3tbS+TRFQ8A1h9IBpznbaqgc/TQbzoAk= =L+pH -----END PGP SIGNATURE----- --uh9ZiVrAOUUm9fzH--