Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751898AbbHSPtv (ORCPT ); Wed, 19 Aug 2015 11:49:51 -0400 Received: from mga14.intel.com ([192.55.52.115]:4626 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751302AbbHSPtu (ORCPT ); Wed, 19 Aug 2015 11:49:50 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,710,1432623600"; d="scan'208";a="544819990" Date: Wed, 19 Aug 2015 21:21:54 +0530 From: Vinod Koul To: Ludovic Desroches Cc: linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, maxime.ripard@free-electrons.com, alexandre.belloni@free-electrons.com, nicolas.ferre@atmel.com Subject: Re: [PATCH] dmaengine: at_xdmac: fix bug in prep_dma_cyclic Message-ID: <20150819155154.GC13546@localhost> References: <1437574349-13816-1-git-send-email-ludovic.desroches@atmel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1437574349-13816-1-git-send-email-ludovic.desroches@atmel.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 620 Lines: 16 On Wed, Jul 22, 2015 at 04:12:29PM +0200, Ludovic Desroches wrote: > In cyclic mode, the round chaining has been broken by the introduction > of at_xdmac_queue_desc(): AT_XDMAC_MBR_UBC_NDE is set for all descriptors > excepted for the last one. at_xdmac_queue_desc() has to be called one > more time to chain the last and the first descriptors. Applied, thanks -- ~Vinod -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/