From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752300AbaL2RVd (ORCPT ); Mon, 29 Dec 2014 12:21:33 -0500 Received: from mail-vc0-f176.google.com ([209.85.220.176]:63641 "EHLO mail-vc0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752251AbaL2RVa (ORCPT ); Mon, 29 Dec 2014 12:21:30 -0500 From: Fabio Estevam To: vinod.koul@intel.com Cc: linux-kernel@vger.kernel.org, shawn.guo@linaro.org, kernel@pengutronix.de, Fabio Estevam , Maxime Ripard Subject: [PATCH] dmaengine: mxs-dma: Declare slave capabilities for the generic code Date: Mon, 29 Dec 2014 15:21:19 -0200 Message-Id: <1419873679-14463-1-git-send-email-festevam@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Fabio Estevam Since ecc19d17868be9c ("dmaengine: Add a warning for drivers not using the generic slave caps retrieval") the following warning is observed: [ 0.113023] ------------[ cut here ]------------ [ 0.113053] WARNING: CPU: 0 PID: 1 at drivers/dma/dmaengine.c:830 dma_async_device_register+0x2a0/0x4c8() [ 0.113063] this driver doesn't support generic slave capabilities reporting Declare the slave capabilities to avoid such warning. Cc: Maxime Ripard Signed-off-by: Fabio Estevam --- drivers/dma/mxs-dma.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/dma/mxs-dma.c b/drivers/dma/mxs-dma.c index 599ffb5..829ec68 100644 --- a/drivers/dma/mxs-dma.c +++ b/drivers/dma/mxs-dma.c @@ -848,6 +848,10 @@ static int __init mxs_dma_probe(struct platform_device *pdev) mxs_dma->dma_device.device_pause = mxs_dma_pause_chan; mxs_dma->dma_device.device_resume = mxs_dma_resume_chan; mxs_dma->dma_device.device_terminate_all = mxs_dma_terminate_all; + mxs_dma->dma_device.src_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES); + mxs_dma->dma_device.dst_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES); + mxs_dma->dma_device.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); + mxs_dma->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST; mxs_dma->dma_device.device_issue_pending = mxs_dma_enable_chan; ret = dma_async_device_register(&mxs_dma->dma_device); -- 1.9.1