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=-5.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 51E94C433E0 for ; Wed, 8 Jul 2020 20:36:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3148620772 for ; Wed, 8 Jul 2020 20:36:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="hop4Z7+h" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725964AbgGHUgd (ORCPT ); Wed, 8 Jul 2020 16:36:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50684 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725848AbgGHUgd (ORCPT ); Wed, 8 Jul 2020 16:36:33 -0400 Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com [IPv6:2607:f8b0:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E88FC061A0B; Wed, 8 Jul 2020 13:36:33 -0700 (PDT) Received: by mail-pl1-x642.google.com with SMTP id p1so9389915pls.4; Wed, 08 Jul 2020 13:36:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=9rLMHF7RPOkdP8XBfKv5DeFSqMtc69/zKxIruSrtRkg=; b=hop4Z7+hPacoKF2K2a9kPOSfxgM5ZnlHngC8TvhdAUSh0hP5SaGebffZ8vCftXZPLf VNoTIeuMbvbIQfxnN4LajYTG79nIHpHVuyL+Iqp16e9O7fyWJ50vBL9O4wO6g36rpXkC RYhn7fR1ldEaFEiNiOUpwwte+C9dsoCJPtnJQSZ7ffDVyU13JBqY5gDVSkIghL7eDaJq necJ+UXPglOcc9LfjN1bGxdmjjlXrSFLQHkZWsrGSbuOlDQuwA/Tr6k+FrReKtpyAXif yMXzD1y3pyvrESCxLD7Jc1Z2K8H3Lr34VZZHLIKd4SMDTS9qFupaDM+4F4ItAYl5OCaA H7yA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=9rLMHF7RPOkdP8XBfKv5DeFSqMtc69/zKxIruSrtRkg=; b=HfCdZ9Z379t7b2Guq4ZrXtZK72RVrXvb3jVBRQShjuC9yaaY2mXhEVWts20zxAJ4p1 lGzu7HSPTk+H/z00B0LJ0oU9x29xk63U2HfmZW7YR68cQJ/oSjloDukXfE7zk76nq/lf U3Dp0v/oofsKwJ9CJhH+kP9Tiu/k3ZH+qigcW0MVQvIfgy1W1rAFD5VgPAAKM2EmCxIl 3k6mB1Rsew5TR+xdFC7raO+JqT6YC0AQ4GWl+wCkeuPYsZ0WEVpAdh1xRy3Fk7wKX6LO ngHmW0luB/09yOwFssEVJMX1wA6Db6VuwPhq62wJPxEiPIGtQjXMli4nSqoArFIF8oIs atVw== X-Gm-Message-State: AOAM533R1ZY3a3okp3dCnE3FqNA/mI3To6vNt/LWL09Ho4yu0+RCZ8vU rf9coq9GpKRTuHx2JJTVNBQ= X-Google-Smtp-Source: ABdhPJzemCEI2WFYj68dmrOodtuH49vvXwwDiDf/1BJQPvSdsAAuf3s/BfJtg+3GTR292+GXPwPmXQ== X-Received: by 2002:a17:902:c38b:: with SMTP id g11mr5179940plg.340.1594240592678; Wed, 08 Jul 2020 13:36:32 -0700 (PDT) Received: from Asurada-Nvidia (searspoint.nvidia.com. [216.228.112.21]) by smtp.gmail.com with ESMTPSA id e8sm535878pff.185.2020.07.08.13.36.31 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Wed, 08 Jul 2020 13:36:32 -0700 (PDT) Date: Wed, 8 Jul 2020 13:36:17 -0700 From: Nicolin Chen To: Krishna Reddy Cc: joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, robh+dt@kernel.org, treding@nvidia.com, jonathanh@nvidia.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, yhsu@nvidia.com, snikam@nvidia.com, praithatha@nvidia.com, talho@nvidia.com, bbiswas@nvidia.com, mperttunen@nvidia.com, nicolinc@nvidia.com, bhuntsman@nvidia.com Subject: Re: [PATCH v10 5/5] iommu/arm-smmu: Add global/context fault implementation hooks Message-ID: <20200708203616.GA28080@Asurada-Nvidia> References: <20200708050017.31563-1-vdumpa@nvidia.com> <20200708050017.31563-6-vdumpa@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200708050017.31563-6-vdumpa@nvidia.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Tue, Jul 07, 2020 at 10:00:17PM -0700, Krishna Reddy wrote: > Add global/context fault hooks to allow vendor specific implementations > override default fault interrupt handlers. > > Update NVIDIA implementation to override the default global/context fault > interrupt handlers and handle interrupts across the two ARM MMU-500s that > are programmed identically. > > Signed-off-by: Krishna Reddy Reviewed-by: Nicolin Chen