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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 E112BC433DB for ; Tue, 30 Mar 2021 03:24:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A8CD8619B7 for ; Tue, 30 Mar 2021 03:24:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230501AbhC3DYK (ORCPT ); Mon, 29 Mar 2021 23:24:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42790 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231319AbhC3DX4 (ORCPT ); Mon, 29 Mar 2021 23:23:56 -0400 Received: from mail-oi1-x236.google.com (mail-oi1-x236.google.com [IPv6:2607:f8b0:4864:20::236]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 879AAC061762 for ; Mon, 29 Mar 2021 20:23:56 -0700 (PDT) Received: by mail-oi1-x236.google.com with SMTP id m13so15106570oiw.13 for ; Mon, 29 Mar 2021 20:23:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=XJ+II/5N1Hvyz6uuWXUQ+m2jul22u5rdFG3d3xmYGQ8=; b=XZ+lX/K9m/+z8BBmBTImdTLIfNIzicQmjr8dApFMHb34CaUpGb+6UaShh/SsxI8NMV wy7NjhxmVtzhIFO1S7zFnavjcN9SOIa0DrRY75lCrqO8QKOI37fA6M8pwsbOeoRryyPX cfbNpSAaErtz6Hw1KJzd5RsjFHW56cnetudVdLeQXyrFKQ+gsoCZhdjHhllX8QjhFJyJ ToJMwGn1k0R1CI4TfQepIQYuIyloIZR7td0va/lJMndsgJ+w88BePemr6NbL02O/lgBw YjdvQ2+ZtdOgRxY8wInf4vVEMvqqJ7j7dfJnqcShb/ECNnOlHzzocuhE588fspEYpuFr h4fA== 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; bh=XJ+II/5N1Hvyz6uuWXUQ+m2jul22u5rdFG3d3xmYGQ8=; b=YD6cJwQfkqBKvGwA5yLsIQQSr8VgP3KvxhvQyz0o1BBUTcgm9QNsIXyqtUBnWN4yJZ gbDqk5BTytlk7GrTarTD9mbicLPq/5/BDUA9eqSX+N3z6KyFzpeWn6b3voKBHx4Z/s1s pWJfA/fIgwutbeYUA5Pp5PDjCQkuZ0x/jg/QqsYx59hJDFJE4KF6el5VPErMFb10dLAC XTFZ3VqJDeCGMibzaM8hZTZUk3BV4beBQzUvLeYuXpp6NxEdeXvqDh1XsqOBfu2UrhrB wdwjzNdMySFcKhlP6FxOOYi5MPLvySdXeTNv3mpC1QMyiHR2MPsaz4uIYmkvMMNZpGoo LaMA== X-Gm-Message-State: AOAM532Vt5bIO6813Wvm2AHXeYn2gRtfrQTH8H0jgPRPs+8C7Ojf3F24 4LCVy6y7GFbKEan8zDzPcQ/+7r+0pmqgwg== X-Google-Smtp-Source: ABdhPJxSeYNl2vFSLyTptFO+41Pe1NYsTjHnY8kt49eeWG8rQvjgKMnfTIdXVMS4Fynhf0gv023U8g== X-Received: by 2002:aca:db85:: with SMTP id s127mr1639701oig.142.1617074635948; Mon, 29 Mar 2021 20:23:55 -0700 (PDT) Received: from builder.lan (104-57-184-186.lightspeed.austtx.sbcglobal.net. [104.57.184.186]) by smtp.gmail.com with ESMTPSA id w2sm4196653oov.23.2021.03.29.20.23.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Mar 2021 20:23:55 -0700 (PDT) Date: Mon, 29 Mar 2021 22:23:53 -0500 From: Bjorn Andersson To: Eric Anholt Cc: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Rob Clark , Sean Paul , Jordan Crouse , Robin Murphy , Will Deacon , Rob Herring , Joerg Roedel , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] arm64: dts: msm8996: Mark the GPU's SMMU as an adreno one. Message-ID: References: <20210326231303.3071950-1-eric@anholt.net> <20210326231303.3071950-2-eric@anholt.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210326231303.3071950-2-eric@anholt.net> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Fri 26 Mar 18:13 CDT 2021, Eric Anholt wrote: > This enables the adreno-specific SMMU path that sets HUPCF so > (user-managed) page faults don't wedge the GPU. > > Signed-off-by: Eric Anholt Acked-by: Bjorn Andersson @Will, can you pick this together with the driver patch? (So that they land in order) Regards, Bjorn > --- > > We've been seeing a flaky test per day or so in Mesa CI where the > kernel gets wedged after an iommu fault turns into CP errors. With > this patch, the CI isn't throwing the string of CP errors on the > faults in any of the ~10 jobs I've run so far. > > arch/arm64/boot/dts/qcom/msm8996.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi > index 6de136e3add9..432b87ec9c5e 100644 > --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi > +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi > @@ -1127,7 +1127,7 @@ cci_i2c1: i2c-bus@1 { > }; > > adreno_smmu: iommu@b40000 { > - compatible = "qcom,msm8996-smmu-v2", "qcom,smmu-v2"; > + compatible = "qcom,msm8996-smmu-v2", "qcom,adreno-smmu", "qcom,smmu-v2"; > reg = <0x00b40000 0x10000>; > > #global-interrupts = <1>; > -- > 2.31.0 > 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=-14.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 B6B91C433C1 for ; Tue, 30 Mar 2021 03:34:20 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 534A961924 for ; Tue, 30 Mar 2021 03:34:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 534A961924 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=BvWiNQ5G3u21mLdzXCLmZAAlfVK1SG5eh3FDjHGQoqc=; b=M/2qVlrJZ2zbpsgou7fnrlAnN CDKekbEKE/dgdnhsnKsiuJSYvl5YmD6FLNvpH3dInEtghKNz/X1OjtOjkjO5sCsQ1QXiHqZ6OI9+d kl9CWe/JH/nkt62EVKxanZEo551oDA6Z+jhmWTZXGjXddAysTR2I90NNla1guyRtTGqrDPzRqSUaV JRjaWKnrvdpAQu95rKEp4uwQVNmMsXRBR/X9ztG3GR6cUKBzk8JBmltMoX5V6vQp/JEYHQ5pcxGW8 PsgZDL69IFcuBx4QqWvG5/UjMAoPFn8ZCpETkDGiq7MkgAZ6B9d/bhAf9OY4JVUIGiBIUa5j++v+d TfX8W0uUQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lR566-002Zqj-Sk; Tue, 30 Mar 2021 03:31:19 +0000 Received: from mail-oi1-x22e.google.com ([2607:f8b0:4864:20::22e]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lR4z1-002YtQ-2V for linux-arm-kernel@lists.infradead.org; Tue, 30 Mar 2021 03:24:00 +0000 Received: by mail-oi1-x22e.google.com with SMTP id z15so15134403oic.8 for ; Mon, 29 Mar 2021 20:23:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=XJ+II/5N1Hvyz6uuWXUQ+m2jul22u5rdFG3d3xmYGQ8=; b=XZ+lX/K9m/+z8BBmBTImdTLIfNIzicQmjr8dApFMHb34CaUpGb+6UaShh/SsxI8NMV wy7NjhxmVtzhIFO1S7zFnavjcN9SOIa0DrRY75lCrqO8QKOI37fA6M8pwsbOeoRryyPX cfbNpSAaErtz6Hw1KJzd5RsjFHW56cnetudVdLeQXyrFKQ+gsoCZhdjHhllX8QjhFJyJ ToJMwGn1k0R1CI4TfQepIQYuIyloIZR7td0va/lJMndsgJ+w88BePemr6NbL02O/lgBw YjdvQ2+ZtdOgRxY8wInf4vVEMvqqJ7j7dfJnqcShb/ECNnOlHzzocuhE588fspEYpuFr h4fA== 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; bh=XJ+II/5N1Hvyz6uuWXUQ+m2jul22u5rdFG3d3xmYGQ8=; b=PV5WWmflRV4h5kB/kkzOWzFQiQ/YBitq4RRM+DmagkUoSLzC67mpE8EOVTksB8fuXN 8TImpm3oziqDrsFYXk2EzMO0uElBAOGe7eBBgMtFVM2IIu+TfSOEZCRyVAUjLz+hr/Dw fiBS5wYRKUVWfMFBbFiOlmtgirrW25++MWI++O4VZq6kzVvraHbi1sPKj/iu0VwR7vsZ tvXcb8HD6QVFYfady8OMa1NR8KgiFv6YZQ1Y+YYCR2j5LQWLLwE/7Rr76rP61XUglO92 1DEvdLCJL/bO8GHYm14m3FBxw3hpfB7bJDRCFja8rrB0iKYU5uTXf3RxpZFgQddFnkz+ hLNw== X-Gm-Message-State: AOAM53018lc4rxzJapwv3wb0V2ZOD+lA57gMlH63wR+p5d3Ne3uBVCvj X2pfLBfIAL1pPMvM2rScftjhkw== X-Google-Smtp-Source: ABdhPJxSeYNl2vFSLyTptFO+41Pe1NYsTjHnY8kt49eeWG8rQvjgKMnfTIdXVMS4Fynhf0gv023U8g== X-Received: by 2002:aca:db85:: with SMTP id s127mr1639701oig.142.1617074635948; Mon, 29 Mar 2021 20:23:55 -0700 (PDT) Received: from builder.lan (104-57-184-186.lightspeed.austtx.sbcglobal.net. [104.57.184.186]) by smtp.gmail.com with ESMTPSA id w2sm4196653oov.23.2021.03.29.20.23.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Mar 2021 20:23:55 -0700 (PDT) Date: Mon, 29 Mar 2021 22:23:53 -0500 From: Bjorn Andersson To: Eric Anholt Cc: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Rob Clark , Sean Paul , Jordan Crouse , Robin Murphy , Will Deacon , Rob Herring , Joerg Roedel , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] arm64: dts: msm8996: Mark the GPU's SMMU as an adreno one. Message-ID: References: <20210326231303.3071950-1-eric@anholt.net> <20210326231303.3071950-2-eric@anholt.net> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210326231303.3071950-2-eric@anholt.net> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210330_042359_327660_0C4AB3AC X-CRM114-Status: GOOD ( 18.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri 26 Mar 18:13 CDT 2021, Eric Anholt wrote: > This enables the adreno-specific SMMU path that sets HUPCF so > (user-managed) page faults don't wedge the GPU. > > Signed-off-by: Eric Anholt Acked-by: Bjorn Andersson @Will, can you pick this together with the driver patch? (So that they land in order) Regards, Bjorn > --- > > We've been seeing a flaky test per day or so in Mesa CI where the > kernel gets wedged after an iommu fault turns into CP errors. With > this patch, the CI isn't throwing the string of CP errors on the > faults in any of the ~10 jobs I've run so far. > > arch/arm64/boot/dts/qcom/msm8996.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi > index 6de136e3add9..432b87ec9c5e 100644 > --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi > +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi > @@ -1127,7 +1127,7 @@ cci_i2c1: i2c-bus@1 { > }; > > adreno_smmu: iommu@b40000 { > - compatible = "qcom,msm8996-smmu-v2", "qcom,smmu-v2"; > + compatible = "qcom,msm8996-smmu-v2", "qcom,adreno-smmu", "qcom,smmu-v2"; > reg = <0x00b40000 0x10000>; > > #global-interrupts = <1>; > -- > 2.31.0 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 C3E41C433C1 for ; Tue, 30 Mar 2021 03:23:58 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 849F060238 for ; Tue, 30 Mar 2021 03:23:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 849F060238 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C41586E842; Tue, 30 Mar 2021 03:23:57 +0000 (UTC) Received: from mail-oi1-x22c.google.com (mail-oi1-x22c.google.com [IPv6:2607:f8b0:4864:20::22c]) by gabe.freedesktop.org (Postfix) with ESMTPS id A03F56E842 for ; Tue, 30 Mar 2021 03:23:56 +0000 (UTC) Received: by mail-oi1-x22c.google.com with SMTP id f9so15132542oiw.5 for ; Mon, 29 Mar 2021 20:23:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=XJ+II/5N1Hvyz6uuWXUQ+m2jul22u5rdFG3d3xmYGQ8=; b=XZ+lX/K9m/+z8BBmBTImdTLIfNIzicQmjr8dApFMHb34CaUpGb+6UaShh/SsxI8NMV wy7NjhxmVtzhIFO1S7zFnavjcN9SOIa0DrRY75lCrqO8QKOI37fA6M8pwsbOeoRryyPX cfbNpSAaErtz6Hw1KJzd5RsjFHW56cnetudVdLeQXyrFKQ+gsoCZhdjHhllX8QjhFJyJ ToJMwGn1k0R1CI4TfQepIQYuIyloIZR7td0va/lJMndsgJ+w88BePemr6NbL02O/lgBw YjdvQ2+ZtdOgRxY8wInf4vVEMvqqJ7j7dfJnqcShb/ECNnOlHzzocuhE588fspEYpuFr h4fA== 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; bh=XJ+II/5N1Hvyz6uuWXUQ+m2jul22u5rdFG3d3xmYGQ8=; b=kjCImaZ42bQ9lbNd96UT7P45IXxspR7IZWg0GrBBx/ppHg4Y+0VkdgbSmnXm78wAaf HD3IP5UCVz3QhT8bzjWHQdLFeSln0BVUImUF76pkEOlwiynFLlz3ov13f0wpzkILoz3c ZGOF/pRp9VaInef4e5+NP8BS4QBiuYKX8BwRKOg9VQh9vOi/8Fr0K2/UUPbjQ7rXN0TX S3Z2JxPDVjng9sDoH7Xc2lK9Keh5CV8miB0jVj68iBYIH7VA+bDg/VG9UV4QLiifcWaZ JqWjYXrJ2ARXqfAETTDhrnSOgcNWM5O6ie605lat+G+AJck7dGsWVrxJ69Bg1vfd1vXr XJBQ== X-Gm-Message-State: AOAM531+ySz7XzcyMm9eH5eSG/qvXka35J7UKsAQhC+khAhez0LC6nE8 4RurDnVKnxOLTCqy86HMd6cVeg== X-Google-Smtp-Source: ABdhPJxSeYNl2vFSLyTptFO+41Pe1NYsTjHnY8kt49eeWG8rQvjgKMnfTIdXVMS4Fynhf0gv023U8g== X-Received: by 2002:aca:db85:: with SMTP id s127mr1639701oig.142.1617074635948; Mon, 29 Mar 2021 20:23:55 -0700 (PDT) Received: from builder.lan (104-57-184-186.lightspeed.austtx.sbcglobal.net. [104.57.184.186]) by smtp.gmail.com with ESMTPSA id w2sm4196653oov.23.2021.03.29.20.23.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Mar 2021 20:23:55 -0700 (PDT) Date: Mon, 29 Mar 2021 22:23:53 -0500 From: Bjorn Andersson To: Eric Anholt Subject: Re: [PATCH 2/2] arm64: dts: msm8996: Mark the GPU's SMMU as an adreno one. Message-ID: References: <20210326231303.3071950-1-eric@anholt.net> <20210326231303.3071950-2-eric@anholt.net> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210326231303.3071950-2-eric@anholt.net> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: freedreno@lists.freedesktop.org, Will Deacon , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, Joerg Roedel , Jordan Crouse , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Rob Herring , Sean Paul , linux-arm-kernel@lists.infradead.org, Robin Murphy Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Fri 26 Mar 18:13 CDT 2021, Eric Anholt wrote: > This enables the adreno-specific SMMU path that sets HUPCF so > (user-managed) page faults don't wedge the GPU. > > Signed-off-by: Eric Anholt Acked-by: Bjorn Andersson @Will, can you pick this together with the driver patch? (So that they land in order) Regards, Bjorn > --- > > We've been seeing a flaky test per day or so in Mesa CI where the > kernel gets wedged after an iommu fault turns into CP errors. With > this patch, the CI isn't throwing the string of CP errors on the > faults in any of the ~10 jobs I've run so far. > > arch/arm64/boot/dts/qcom/msm8996.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi > index 6de136e3add9..432b87ec9c5e 100644 > --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi > +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi > @@ -1127,7 +1127,7 @@ cci_i2c1: i2c-bus@1 { > }; > > adreno_smmu: iommu@b40000 { > - compatible = "qcom,msm8996-smmu-v2", "qcom,smmu-v2"; > + compatible = "qcom,msm8996-smmu-v2", "qcom,adreno-smmu", "qcom,smmu-v2"; > reg = <0x00b40000 0x10000>; > > #global-interrupts = <1>; > -- > 2.31.0 > _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel