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 A2F3EC6FD1D for ; Fri, 17 Mar 2023 09:35:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230451AbjCQJfz (ORCPT ); Fri, 17 Mar 2023 05:35:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53052 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231173AbjCQJft (ORCPT ); Fri, 17 Mar 2023 05:35:49 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 22296DF72F; Fri, 17 Mar 2023 02:35:48 -0700 (PDT) Received: from [192.168.1.100] (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 35953660309E; Fri, 17 Mar 2023 09:35:46 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1679045747; bh=nOzJwrg70k6TQ8N3v6z0ztOceAdYD1WfNSV65qWEcis=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=AztsVHJmKtbFxgdhXMu7cSIc+B5KBsDEzl2QrT0s7ZjZPj7mtQWs48nFiOJzqLU/s 11wkGp5L/cJ97/BE5tpA3mP9lYiwMIRzoRK3pg+0yl8+6HyJnhXhlfU/UlzzZYv9p7 L2tKh894VGTlSXxva12+UvKmH8Uzha5JoN/s6mGddh9kGhUMhCiyQpdCx4KxL5bZRZ DaQY73lZHJjd8QhitLqBR1FQihBHYEoxOfOwjsZo34OhIAdnn//EnIZje/vsHYu00f fTRpfAdpLUuwS2+30M6it+OOQ6gxSTGvdXEtHIVg61ygzYVCeeG2Y8wVSVX5+RdK3q wqgzkHlPGLU+A== Message-ID: Date: Fri, 17 Mar 2023 10:35:44 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH v9 4/7] iommu/mediatek: Add enable IOMMU SMC command for INFRA masters Content-Language: en-US To: Yong Wu , Joerg Roedel , Will Deacon , Rob Herring , Matthias Brugger Cc: Robin Murphy , Krzysztof Kozlowski , iommu@lists.linux.dev, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, mingyuan.ma@mediatek.com, yf.wang@mediatek.com, jianjiao.zeng@mediatek.com, chengci.xu@mediatek.com References: <20230317085541.20447-1-yong.wu@mediatek.com> <20230317085541.20447-5-yong.wu@mediatek.com> From: AngeloGioacchino Del Regno In-Reply-To: <20230317085541.20447-5-yong.wu@mediatek.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Il 17/03/23 09:55, Yong Wu ha scritto: > From: "Chengci.Xu" > > Prepare for MT8188. In MT8188, the register which enables IOMMU for > INFRA masters are in the secure world for security concerns, therefore we > add a SMC command for INFRA masters to enable IOMMU in ATF. > > Signed-off-by: Chengci.Xu > Signed-off-by: Yong Wu Reviewed-by: AngeloGioacchino Del Regno