Received: by 2002:a25:8b91:0:0:0:0:0 with SMTP id j17csp19921577ybl; Sat, 4 Jan 2020 12:30:10 -0800 (PST) X-Google-Smtp-Source: APXvYqwAkrTQyzZhBGjFVSMO41+0vHO81dH3zSDLN9nXiEbPdFJie42/4Upjk8/J8H04AfPU9kTS X-Received: by 2002:a9d:6a41:: with SMTP id h1mr71277662otn.279.1578169810316; Sat, 04 Jan 2020 12:30:10 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1578169810; cv=none; d=google.com; s=arc-20160816; b=KsWSIMMwkSyzY4RKIFP643zQaCpTCLTgJrLz7mYIeRdkpCAy8opAqd76H2Ta/pFgG3 RjsxK8oUt5M+6VIMkybo5ReLtIrn/Oh8nm8sCHyegLaEF9fWmEPr4AyaCJqSWQXAqPJn +tAfp8W4QW4nHxx0QNiqhsFMkuAqCQGmurZSPLCw7n0jjm6vg+T780FBRVlHUM0ysBz5 M5qVYv+8s3dvfbMXKhIrOd1SDXLYCcM9+bIx1plRq+87SlEO/PKhE317fzw4+cvhjrVA GlHPfyGtZc+EN6h5C9ByjXnboh0rq/NyDdF4hwZetQhuOyqKqu0C0/TUhsa4iiIvRJ2Q st6A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=TCGApHw5Yd7C9iT2l/PBcQFB3JMqVDeiw7B9WZeVabU=; b=z+KMB3mMdzTsM3x25I/3WnyfXL64IEFytHylLZTow1MlDdgEGtETEyQzEorsQggpP9 TEoPJR2Vn6wZCByuqXMDaIW3empFcE3p6YCY6V8kSX7NBcadb2ejw3IHxs72n9t4IiOF Ggs4aeHypb2Q0FoJueWIdNNEb5h9TAz5ek1LKZOxzCQ+OEV4REGUBPzJ9EagwSOBgYhR IFwVx0jzqIEQQrUBa6NoqFi2uNEDtU0oX++fqyZEbjWjahGbeA+/Q/VN1/zoTj5ouzOx zTLKMJihj6KcDpTg/jAXjnd5CcRY1rhbtGaJAWgEoUYt7sPcAiwWu0+p/DzD+C7r3nIS ZfKA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=iki.fi Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id b20si33200694otf.199.2020.01.04.12.29.58; Sat, 04 Jan 2020 12:30:10 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=iki.fi Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726368AbgADU3F (ORCPT + 99 others); Sat, 4 Jan 2020 15:29:05 -0500 Received: from fgw23-4.mail.saunalahti.fi ([62.142.5.110]:15363 "EHLO fgw23-4.mail.saunalahti.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726135AbgADU3F (ORCPT ); Sat, 4 Jan 2020 15:29:05 -0500 Received: from darkstar.musicnaut.iki.fi (85-76-82-2-nat.elisa-mobile.fi [85.76.82.2]) by fgw23.mail.saunalahti.fi (Halon) with ESMTP id d7f39843-2f30-11ea-90c5-005056bdfda7; Sat, 04 Jan 2020 22:29:02 +0200 (EET) Date: Sat, 4 Jan 2020 22:29:01 +0200 From: Aaro Koskinen To: Peter Ujfalusi Cc: kyungmin.park@samsung.com, miquel.raynal@bootlin.com, vigneshr@ti.com, hns@goldelico.com, tony@atomide.com, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org Subject: Re: [PATCH] mtd: onenand: omap2: Pass correct flags for prep_dma_memcpy Message-ID: <20200104202901.GI15023@darkstar.musicnaut.iki.fi> References: <20200104073453.16077-1-peter.ujfalusi@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200104073453.16077-1-peter.ujfalusi@ti.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Sat, Jan 04, 2020 at 09:34:53AM +0200, Peter Ujfalusi wrote: > The commit converting the driver to DMAengine was missing the flags for > the memcpy prepare call. > It went unnoticed since the omap-dma drive was ignoring them. > > Fixes: 3ed6a4d1de2c5 (" mtd: onenand: omap2: Convert to use dmaengine for memcp") > Reported-by: Aaro Koskinen > Signed-off-by: Peter Ujfalusi > --- > Hi, > > Aaro reported [1] a failure on omap2-onenand pointing to > 4689d35c765c696bdf0535486a990038b242a26b. It looks like the root cause is the > conversion of omap2-onenand to DMAengine which missed the flags. > > Basically the client is waiting for a callback without asking for it. This > certainly causes timeout. > > I have not tested the patch, but it should fix the issue. This fixes the issue on Nokia boards. Tested-by: Aaro Koskinen Thanks, A.