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=-2.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 29BA8C76186 for ; Wed, 17 Jul 2019 13:21:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F3F2D21743 for ; Wed, 17 Jul 2019 13:21:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="WOeN+a/N" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727206AbfGQNVc (ORCPT ); Wed, 17 Jul 2019 09:21:32 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:33384 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725799AbfGQNVc (ORCPT ); Wed, 17 Jul 2019 09:21:32 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id x6HDL8qN053169; Wed, 17 Jul 2019 08:21:08 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1563369668; bh=OxgZ7MOvt4xRiKGYYeG81gjj0/OIKQv6y5JnxuhZoFs=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=WOeN+a/NksI2gXRM1SIQMWBRCbkHU4+xz6sNcwoGcsflztrZ8fWvud/ITcx8IMtBZ Jqe2MuuqMbWwsADPB7hpQx93ITyiEVQLzAF66bT7TU+2wm8E65D8sYkDzD1OSOLIYM iHR73DUXVai/YXFmwNCnUO5tTqu0O2j+IODDAZiw= Received: from DLEE109.ent.ti.com (dlee109.ent.ti.com [157.170.170.41]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x6HDL8PI058396 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 17 Jul 2019 08:21:08 -0500 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE109.ent.ti.com (157.170.170.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Wed, 17 Jul 2019 08:21:07 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Wed, 17 Jul 2019 08:21:07 -0500 Received: from [172.24.145.136] (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id x6HDL4cF000406; Wed, 17 Jul 2019 08:21:05 -0500 Subject: Re: add swiotlb support to arm32 To: Christoph Hellwig , Russell King - ARM Linux admin CC: Roger Quadros , , , , Konrad Rzeszutek Wilk References: <20190709142011.24984-1-hch@lst.de> From: Vignesh Raghavendra Message-ID: <6a56eacd-d481-de93-e0d8-64d8385de214@ti.com> Date: Wed, 17 Jul 2019 18:51:46 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <20190709142011.24984-1-hch@lst.de> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 09/07/19 7:50 PM, Christoph Hellwig wrote: > Hi Russell, > > This series adds swiotlb support to the 32-bit arm port to ensure > platforms with LPAE support can support DMA mapping for all devices > using 32-bit dma masks, just like we do on other ports that support >> 32-bit physical addressing and don't have an iommu. This series fixes SATA errors seen on TI platforms with LPAE like DRA7 Rev H EVM. Tested-by: Vignesh Raghavendra Thanks for the fix! -- Regards Vignesh