From patchwork Wed Jul 16 12:29:20 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 4566801 X-Patchwork-Delegate: vinod.koul@intel.com Return-Path: X-Original-To: patchwork-dmaengine@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 841E59F295 for ; Wed, 16 Jul 2014 12:30:28 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B88932018E for ; Wed, 16 Jul 2014 12:30:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 468C22017D for ; Wed, 16 Jul 2014 12:30:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933180AbaGPMaX (ORCPT ); Wed, 16 Jul 2014 08:30:23 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:47859 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933226AbaGPM3h (ORCPT ); Wed, 16 Jul 2014 08:29:37 -0400 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id s6GCTS4X001286; Wed, 16 Jul 2014 07:29:28 -0500 Received: from DLEE70.ent.ti.com (dlemailx.itg.ti.com [157.170.170.113]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id s6GCTSMe032441; Wed, 16 Jul 2014 07:29:28 -0500 Received: from dflp33.itg.ti.com (10.64.6.16) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.3.174.1; Wed, 16 Jul 2014 07:29:27 -0500 Received: from szilva.Elisa (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp33.itg.ti.com (8.14.3/8.13.8) with ESMTP id s6GCTMYH024914; Wed, 16 Jul 2014 07:29:25 -0500 From: Peter Ujfalusi To: , , CC: , , , , Subject: [PATCH 1/2] dma: edma: Update caps->residue_granularity to match with reality Date: Wed, 16 Jul 2014 15:29:20 +0300 Message-ID: <1405513761-23739-2-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.0.0 In-Reply-To: <1405513761-23739-1-git-send-email-peter.ujfalusi@ti.com> References: <1405513761-23739-1-git-send-email-peter.ujfalusi@ti.com> MIME-Version: 1.0 Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The edma can report accurate DMA position so update the residue_granularity to DMA_RESIDUE_GRANULARITY_BURST. Signed-off-by: Peter Ujfalusi --- drivers/dma/edma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c index fe55f78ea137..d5017abcf7cb 100644 --- a/drivers/dma/edma.c +++ b/drivers/dma/edma.c @@ -1001,7 +1001,7 @@ static int edma_dma_device_slave_caps(struct dma_chan *dchan, caps->directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); caps->cmd_pause = true; caps->cmd_terminate = true; - caps->residue_granularity = DMA_RESIDUE_GRANULARITY_DESCRIPTOR; + caps->residue_granularity = DMA_RESIDUE_GRANULARITY_BURST; return 0; }