Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5CF1C433F5 for ; Tue, 4 Jan 2022 15:54:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235154AbiADPyf (ORCPT ); Tue, 4 Jan 2022 10:54:35 -0500 Received: from bhuna.collabora.co.uk ([46.235.227.227]:33166 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235123AbiADPyb (ORCPT ); Tue, 4 Jan 2022 10:54:31 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id 701451F43593 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1641311670; bh=BKNFCtDzHiW7aW81Sd1qNrBnwDcorML47S0xIXNAwkw=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=FqOOjUJTIvT83idev9h546g9Zx2hOlE6/KiwsyMy+fKf8Obo9TeAOn1B6XhWAZG9W JyB4tUzMGJxMTKAkHX5+GXGqSxjxnzuDfhFhJpiOsuo85HcqEWlU1UVPzVeY4CrueC 5reAsMtgmVAzyNEwvzG0AMhZ2aQZUpjABi650dqvXzuI9Yro8kt1DmngwJFfeH8eXM gY44On5kwm1LQ0yYJuo6XRi7y52qGm/7LOtQiTyjH+L53d5DlWa9gDdZF9ll9vKbfY JR+sUBkmsPqZa8Y4dSDq3coUjLM7uNRR14b4aC8rB/RT7lND7FQLH4qhpeA9SJubU6 /lzO94Iw4SGjQ== Subject: Re: [PATCH v3 06/33] iommu/mediatek: Add 12G~16G support for multi domains To: Yong Wu , Joerg Roedel , Rob Herring , Matthias Brugger , Will Deacon , Robin Murphy Cc: Krzysztof Kozlowski , Tomasz Figa , linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux-foundation.org, Hsin-Yi Wang , youlin.pei@mediatek.com, anan.sun@mediatek.com, chao.hao@mediatek.com, yen-chang.chen@mediatek.com References: <20210923115840.17813-1-yong.wu@mediatek.com> <20210923115840.17813-7-yong.wu@mediatek.com> From: AngeloGioacchino Del Regno Message-ID: <0b4a4b95-813a-ef79-395d-da6ea80147d8@collabora.com> Date: Tue, 4 Jan 2022 16:54:26 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20210923115840.17813-7-yong.wu@mediatek.com> Content-Type: text/plain; charset=iso-8859-15; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Il 23/09/21 13:58, Yong Wu ha scritto: > In mt8192, we preassign 0-4G; 4G-8G; 8G-12G for different multimedia > engines. This depends on the "dma-ranges=" in the iommu consumer's dtsi > node. > > Adds 12G-16G region here. and reword the previous comment. we don't limit > which master locate in which region. > > CCU still is 8G-12G. Don't change it here. > > Signed-off-by: Yong Wu Reviewed-by: AngeloGioacchino Del Regno