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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 EE8C1C6778A for ; Tue, 3 Jul 2018 16:16:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B368E2147E for ; Tue, 3 Jul 2018 16:16:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B368E2147E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933672AbeGCQPs (ORCPT ); Tue, 3 Jul 2018 12:15:48 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:52116 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932440AbeGCQPq (ORCPT ); Tue, 3 Jul 2018 12:15:46 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B2C5B7A9; Tue, 3 Jul 2018 09:15:45 -0700 (PDT) Received: from [10.1.210.23] (e110467-lin.cambridge.arm.com [10.1.210.23]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 0DDEC3F5BA; Tue, 3 Jul 2018 09:15:41 -0700 (PDT) Subject: Re: [PATCH 6/7 v5] bus: fsl-mc: set coherent dma mask for devices on fsl-mc bus To: Nipun Gupta , will.deacon@arm.com, robh+dt@kernel.org, robh@kernel.org, mark.rutland@arm.com, catalin.marinas@arm.com, gregkh@linuxfoundation.org, laurentiu.tudor@nxp.com, bhelgaas@google.com Cc: hch@lst.de, joro@8bytes.org, m.szyprowski@samsung.com, shawnguo@kernel.org, frowand.list@gmail.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-pci@vger.kernel.org, bharat.bhushan@nxp.com, stuyoder@gmail.com, leoyang.li@nxp.com References: <1526824191-7000-1-git-send-email-nipun.gupta@nxp.com> <1526824191-7000-7-git-send-email-nipun.gupta@nxp.com> From: Robin Murphy Message-ID: <79ac0aab-9620-b6ed-f3ee-0553a733a044@arm.com> Date: Tue, 3 Jul 2018 17:15:40 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: <1526824191-7000-7-git-send-email-nipun.gupta@nxp.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-GB Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 20/05/18 14:49, Nipun Gupta wrote: > of_dma_configure() API expects coherent_dma_mask to be correctly > set in the devices. This patch does the needful. Reviewed-by: Robin Murphy > Signed-off-by: Nipun Gupta > --- > drivers/bus/fsl-mc/fsl-mc-bus.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c > index fa43c7d..624828b 100644 > --- a/drivers/bus/fsl-mc/fsl-mc-bus.c > +++ b/drivers/bus/fsl-mc/fsl-mc-bus.c > @@ -627,6 +627,7 @@ int fsl_mc_device_add(struct fsl_mc_obj_desc *obj_desc, > mc_dev->icid = parent_mc_dev->icid; > mc_dev->dma_mask = FSL_MC_DEFAULT_DMA_MASK; > mc_dev->dev.dma_mask = &mc_dev->dma_mask; > + mc_dev->dev.coherent_dma_mask = mc_dev->dma_mask; > dev_set_msi_domain(&mc_dev->dev, > dev_get_msi_domain(&parent_mc_dev->dev)); > } >