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=-1.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 5662DC55199 for ; Mon, 27 Apr 2020 16:10:45 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2B8C420661 for ; Mon, 27 Apr 2020 16:10:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="dx2jaE+7"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="aR1yAoAq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2B8C420661 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=bZmagrN6dUA/LBJGqFJKNsR730uQ0v82FxFgwytdCnE=; b=dx2jaE+7H2lz+5 jy8zP92HnuklP/lFcKMfvco4LvKPl+rNc9gYZho0LNdrj9gXnR+Qn841DshoUg6UBCy4L+WSKKvaM rm6bTTdb4AVdlPbLn3etTA2Kyy8CSBUTBUdWxkopRPytNq+6qfLM6e+3G1aIygLcLCWC1+vIDsnq2 H+NuUgSe7mI5y2kK0wAYl+u1pOuw/Tspx3j0NMkbIvXogct4UXCaKlvxOiyiiJPl06B8uhQ8o9Q/O 8GJkGOWauRJF3J54VSTtqAg3G9FbbYuqKN8kbJQiz5TNKazKXn5JIKAnFYAWQyQhMXGGqoQ0xQ6r3 sPMRQ3zNgmDD399+/ICw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jT6LE-0003iN-QS; Mon, 27 Apr 2020 16:10:44 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jT6LC-0003i0-UD for linux-arm-kernel@lists.infradead.org; Mon, 27 Apr 2020 16:10:44 +0000 Received: from localhost (unknown [171.76.79.70]) (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 D2FC8205C9; Mon, 27 Apr 2020 16:10:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588003842; bh=6y+UP73Vxjpn15HNvNYlaPBEXH1uzwIZb3nl5q1GqOQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=aR1yAoAqwS+RgrXbE1AAsuiTXEZV7W92AcrPzeyict0PPlEUiEHKWRkvmzMO4oKO1 8t1vZ23bc52pz9LNTyHP2+DXUHAnnbaSQ9r7UrlG/lPkXnZN2nk3zjzIC/SsQo75Oa DMs/H54jSMbM7I0mxVYOer0nm3Bobcrh/qb1G+S0= Date: Mon, 27 Apr 2020 21:40:38 +0530 From: Vinod Koul To: Amelie Delaunay Subject: Re: [PATCH 0/2] STM32 DMA Direct mode Message-ID: <20200427161038.GJ56386@vkoul-mobl.Dlink> References: <20200422102904.1448-1-amelie.delaunay@st.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200422102904.1448-1-amelie.delaunay@st.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200427_091042_990987_FACF1916 X-CRM114-Status: UNSURE ( 8.38 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Alexandre Torgue , linux-kernel@vger.kernel.org, Pierre-Yves Mordret , Rob Herring , Maxime Coquelin , dmaengine@vger.kernel.org, Dan Williams , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 22-04-20, 12:29, Amelie Delaunay wrote: > By default, the driver compute if the FIFO must operate in direct mode or with > FIFO threshold. Direct mode is allowed only if computed source burst and > destination burst are disabled. But with memory source or destination, burst > is always > 0. > Direct mode is useful when the peripheral requires an immediate and single > transfer to or from the memory after each DMA request. > This patchset adds a way to force Direct mode through device tree. Applied, thanks -- ~Vinod _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel