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 Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 857E5C433EF for ; Fri, 18 Feb 2022 12:52:32 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id 24C2E6116D; Fri, 18 Feb 2022 12:52:32 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id CH0SQbvQ8JZx; Fri, 18 Feb 2022 12:52:31 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp3.osuosl.org (Postfix) with ESMTPS id F2BA4610C5; Fri, 18 Feb 2022 12:52:30 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id B00A8C0021; Fri, 18 Feb 2022 12:52:30 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [IPv6:2605:bc80:3010::138]) by lists.linuxfoundation.org (Postfix) with ESMTP id CB599C000B for ; Fri, 18 Feb 2022 12:52:28 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id B862C84C1E for ; Fri, 18 Feb 2022 12:52:28 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp1.osuosl.org (amavisd-new); dkim=pass (2048-bit key) header.d=collabora.com Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id CMEqTX3WFQjz for ; Fri, 18 Feb 2022 12:52:26 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by smtp1.osuosl.org (Postfix) with ESMTPS id 96EF284C0E for ; Fri, 18 Feb 2022 12:52:26 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id 281841F46910 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1645188744; bh=XVKS75XpYQxb5/TVvYHVixSh4Vl0aBXRGf/YFk8Ta7w=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=SIGILJp6htL6o7lcCxedptEr2v14pHNt09Vrw6JNFphmrJAukrVO189Vh24oMXrPI 9vWL65qlnN0jlhLfVMM4uHAb3DBCt0Z2vZbg7Li8fDKINWurPLaq7nqi1Fen2h2puJ 5hfWkLAuXRZvi37rGQ9UjY6jpHS8g1EpBPPcjBruJ8Kl+j2/3abxB7oDSZp8TpGaZO StC+31dsaX8r+TWfIAL8CkSMdDsvqWJEJTY07p3+ca3fzCqaCf3j/q/CLuP7UOs8Mz +jn4/xLVPwn+lkbm9goa29rrHMv6hsGTeYP6ucU8D9gET5qmbIcow1CCx2a+vGV2mV oTp8lxApvRhtQ== Message-ID: <71d7c940-63d5-bf65-527d-b27a8e0e5edc@collabora.com> Date: Fri, 18 Feb 2022 13:52:20 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.1 Subject: Re: [PATCH v5 19/34] iommu/mediatek: Add a PM_CLK_AO flag for infra iommu Content-Language: en-US To: Yong Wu , Joerg Roedel , Rob Herring , Matthias Brugger , Will Deacon References: <20220217113453.13658-1-yong.wu@mediatek.com> <20220217113453.13658-20-yong.wu@mediatek.com> From: AngeloGioacchino Del Regno In-Reply-To: <20220217113453.13658-20-yong.wu@mediatek.com> Cc: devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Krzysztof Kozlowski , chengci.xu@mediatek.com, xueqi.zhang@mediatek.com, linux-kernel@vger.kernel.org, libo.kang@mediatek.com, yen-chang.chen@mediatek.com, iommu@lists.linux-foundation.org, yf.wang@mediatek.com, linux-mediatek@lists.infradead.org, Hsin-Yi Wang , anan.sun@mediatek.com, Robin Murphy , mingyuan.ma@mediatek.com, linux-arm-kernel@lists.infradead.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Il 17/02/22 12:34, Yong Wu ha scritto: > The power/clock of infra iommu is always on, and it doesn't have the > device link with the master devices, then the infra iommu device's pm > statua is not active, thus we add A PM_CLK_AO flag for infra iommu. > > The tlb operation is a bit not clear in this file, Comment them in the > code here. > > Signed-off-by: Yong Wu Reviewed-by: AngeloGioacchino Del Regno _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu