Received: by 2002:a25:8b91:0:0:0:0:0 with SMTP id j17csp4608113ybl; Mon, 3 Feb 2020 22:22:28 -0800 (PST) X-Google-Smtp-Source: APXvYqxlkhG/Cd2W2GcRDfPUa3mexmfer2IbPH6MzrBhN1Axzt9k5rHWPotY6glMppNJG1ih51jj X-Received: by 2002:a9d:6b91:: with SMTP id b17mr19893338otq.235.1580797348505; Mon, 03 Feb 2020 22:22:28 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1580797348; cv=none; d=google.com; s=arc-20160816; b=wNLXDX60LCewzQUFcfYcyR0DkeHYfPJ7JJsQDBSaUrlILvQ0YhzU4+k4n+3IYmWYi4 ZTP2cCeWq8rKzCvFFeqtB7ykJxEM/C29mqQOZv7lW36H6LuqhZGnkrUe/Mq8ER8yGBQV Bi8d5v2s7SLqbXXUoRI8BWJSzP1+FDokemDWmqzWK5YicUBu8V882+BIt0jmzm0Xpkdh XAL+i0/6cuq8BdlA7jgUkYO2WMAt6GALyi4DMD7GMMz32eCqXxo8Xzy3Zbm+NmQxPjlw s+I2iGY8NurdXmsNQwrhex3KT7ZBqMWCfa6r6XzGBAnL3gFAqasgEhv9wUaB7Pi9+vtY owyA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :dkim-signature; bh=Hq4TTxq2+Jf4GjnBEL6sWqWKMpcV/Vmnv7fXrX3UFeU=; b=aeDQEdopcKPBk/nvO1CPNa1zOoU2HROImu137KMSz3nINevW1xrb8JyNipSjaB2FmT dEZCUQ/xJxeA4dCHf8OWvm6X7P5KrCLefiJ6A1m/hc7CVJ/SVJTo/sFjXNqsD1eh+jQp rx+PBHUhwee7vqZvdM3/8kJHYXQ2XA9+Fx83N4JxsvWCRXh3wtiOmAVJGooVOIUjPfgd 93cYKUIxJkkyyAw1KU6ZNlVsMjCkGROu25MrlwzIKBxahBBS5w+UaJ8i+XyTdOgouapE K8A8Nro7++YQyVCZTf+YQchi/amIIQ5kO0ABvo/CdK+9wftwHt6zHnRdf3BKTzBWUxpP fAoA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=t0PtyeHI; 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=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id s17si11284586otr.320.2020.02.03.22.22.15; Mon, 03 Feb 2020 22:22:28 -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; dkim=pass header.i=@kernel.org header.s=default header.b=t0PtyeHI; 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=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726552AbgBDGVY (ORCPT + 99 others); Tue, 4 Feb 2020 01:21:24 -0500 Received: from mail.kernel.org ([198.145.29.99]:47478 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725834AbgBDGVX (ORCPT ); Tue, 4 Feb 2020 01:21:23 -0500 Received: from localhost (unknown [106.200.229.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 849AD2086A; Tue, 4 Feb 2020 06:21:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580797283; bh=waTbpnj8XzyIheuqB898WOEZRqq9Gg076SBnBNB35DM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=t0PtyeHIyyOSvIvyTz54NHh1iQjnHNCua/MXv9obJNYWx/rlOVV2kZnjWMs8Y2DwZ vR23SNKWMH45gsIyCGTQGiIb9drCrJPDORq8ghGflHr+f+5I2MaCNj7mHnNewN+QSB +xXccJzg8pkCsS1bT2Ou9uZd28bXLLHG1UVxnhII= Date: Tue, 4 Feb 2020 11:51:18 +0530 From: Vinod Koul To: Andy Shevchenko Cc: Peter Ujfalusi , dmaengine , Linux Kernel Mailing List , Dan Williams Subject: Re: [PATCH 0/3] dmaengine: Stear users towards dma_request_slave_chan() Message-ID: <20200204062118.GS2841@vkoul-mobl> References: <20200203101806.2441-1-peter.ujfalusi@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03-02-20, 12:37, Andy Shevchenko wrote: > On Mon, Feb 3, 2020 at 12:32 PM Peter Ujfalusi wrote: > > > dma_request_slave_channel_reason() no longer have user in mainline, it > > can be removed. > > > > Advise users of dma_request_slave_channel() and > > dma_request_slave_channel_compat() to move to dma_request_slave_chan() > > How? There are legacy ARM boards you have to care / remove before. > DMAengine subsystem makes a p*s off decisions without taking care of > (I'm talking now about dma release callback, for example) end users. Can you elaborate issue you are seeing with dma_release callback? -- ~Vinod