From patchwork Thu Feb 1 21:05:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Georgi Djakov X-Patchwork-Id: 768899 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D35753EA93; Thu, 1 Feb 2024 21:06:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706821563; cv=none; b=h7oin1B/CWfLgG6/5qHQEDP+ccL2yr/HEix/aLcbMLyTuleIVlVLk2m6WfJgmcDVvCLTfazD0fWGV18IJCsASB4C41Q8zqdMZ5Lxm84rMdAY2hrFJ2BvwisH1Gl70mE8IK3GzVc9WDutXF/K2weCbot16rFPzyaLhV30CkXGjco= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706821563; c=relaxed/simple; bh=N3qv8qQihK9XeBurICAJo2543mo59ew0ahLmAFuGQQI=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=uAkEQtfkq6IwIxzAVwTsVziCRO4KjEVomiUXUWzseSsdYZ0VNk8IozNQXOZI2qXnt2eaNC+yglG8SPT25AT/zM7wYtFPVErwN+rkeoVFZqaqcFGcn2YIv4D0nhE0HzdfuibMIJGokGoZsTr1p/oRHK2r95RMdJqaQW5Pi21RwnY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=dFeYPdEz; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="dFeYPdEz" Received: from pps.filterd (m0279869.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 411KrTvZ025114; Thu, 1 Feb 2024 21:05:45 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-type; s=qcppdkim1; bh=yof2ikqWikHAEeIAPtgs vCQ9MOKQ4pmllyI61xTqvhQ=; b=dFeYPdEzPIo8TpF+h1FRQ791AULAG+uGzvkU j9V09XTKpKw3URNYjEgxcIQWGt7GvbYFgACdqCBFnMQrf+HX/6150JEzN2hdgHqH FYUAmCLyCHU1gZY+HYvZ9NtwnzfonqGaoEbyaOPF5U0BSaykiyq6SXGI+EMVp29i l+/eEFjMGIVqHQlOimapdqxnHvZMlv4SGZO1Ka7nHzbMK1VnInmCNNB04RAl8x7x /BZw7S1JVI1ix47GRcKGJfTPmCmfpWHSYbU02p4ySvLGS/omjx0O3SVDR0cvFbPW ZgqAk0GXTf+x6Z9pLyb5akFOE3Q1r8Q3G1hicAqOz2m4vJDPvA== Received: from nasanppmta05.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3w0deg8xaf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 01 Feb 2024 21:05:45 +0000 (GMT) Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 411L5i9w008995 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 1 Feb 2024 21:05:44 GMT Received: from hu-c-gdjako-lv.qualcomm.com (10.49.16.6) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Thu, 1 Feb 2024 13:05:43 -0800 From: Georgi Djakov To: , , , , , , CC: , , , , , , , , , , , Subject: [PATCH v4 09/10] iommu/arm-smmu-qcom: Use the custom fault handler on more platforms Date: Thu, 1 Feb 2024 13:05:28 -0800 Message-ID: <20240201210529.7728-10-quic_c_gdjako@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240201210529.7728-1-quic_c_gdjako@quicinc.com> References: <20240201210529.7728-1-quic_c_gdjako@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01a.na.qualcomm.com (10.47.209.196) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: PUWC35VGrdDpVoHqJgsS7DwiqlGxS8CB X-Proofpoint-GUID: PUWC35VGrdDpVoHqJgsS7DwiqlGxS8CB X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-01_06,2024-01-31_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 adultscore=0 clxscore=1015 lowpriorityscore=0 mlxlogscore=963 malwarescore=0 impostorscore=0 priorityscore=1501 spamscore=0 mlxscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2402010163 The TBU support is now available, so let's allow it to be used on other platforms that have the Qualcomm SMMU-500 implementation with TBUs. This will allow the context fault handler to query the TBUs when a context fault occurs. Signed-off-by: Georgi Djakov --- drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c index 2635f5b31455..0e587bd1cae8 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c @@ -414,6 +414,10 @@ static const struct arm_smmu_impl qcom_smmu_500_impl = { .reset = arm_mmu500_reset, .write_s2cr = qcom_smmu_write_s2cr, .tlb_sync = qcom_smmu_tlb_sync, +#ifdef CONFIG_ARM_SMMU_QCOM_TBU + .context_fault = qcom_smmu_context_fault, + .context_fault_needs_threaded_irq = true, +#endif }; static const struct arm_smmu_impl sdm845_smmu_500_impl = {