From patchwork Fri Jun 9 05:41:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Parikshit Pareek X-Patchwork-Id: 13273234 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 E5499C7EE2F for ; Fri, 9 Jun 2023 05:42:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233509AbjFIFm4 (ORCPT ); Fri, 9 Jun 2023 01:42:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58632 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229969AbjFIFmz (ORCPT ); Fri, 9 Jun 2023 01:42:55 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B48326B9; Thu, 8 Jun 2023 22:42:54 -0700 (PDT) Received: from pps.filterd (m0279870.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3595JeFh031135; Fri, 9 Jun 2023 05:42:29 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=qcppdkim1; bh=NDYKu8yT158iL79Y8HDWuq5iNH+Ix3w/XHZcgbrFGyE=; b=aOHudrwQyLFA3PdIInjZxqw1aSAIUJqtNtvPyy2JpbcbVFZmvCg5HOCUqWMyetJHgr8j N0EXRdS+KPdXlzFwM4NC9UOuobhye3Sdd0GyOYvRXuQAED+fAZ1THTztI4mWlvRbv/Tk 149Mi5cIw2EQe/GTHOhLaWBiYSqW4L1KX4jJ742HuJwldYUigxrL0nGfx2xqlIeJx/Ak dlHLhofck3UeArDWm1VuyS9QF3MIVct9fvcv3V9lW6dNylWXWNTPrChrRAdVbrdTFYad Wf4mPPiRfPDDfA6ic2FxfL2X5m1OWrERJli9AkwZI1Y6Epo0j81NY3UcZHRrOr1iuWlc cA== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3r3vu4g4vm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 09 Jun 2023 05:42:29 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3595g5FN026342 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 9 Jun 2023 05:42:05 GMT Received: from hu-ppareek-blr.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.42; Thu, 8 Jun 2023 22:41:59 -0700 From: Parikshit Pareek To: Will Deacon , Robin Murphy , "Joerg Roedel" , Rob Herring , "Krzysztof Kozlowski" , Conor Dooley , Andy Gross , Bjorn Andersson , Konrad Dybcio CC: Manivannan Sadhasivam , Dmitry Baryshkov , Marijn Suijten , Adam Skladowski , , , , , "linux-kernel @ vger . kernel . org Prasanna Kumar" , Shazad Hussain , Parikshit Pareek Subject: [PATCH 0/3] arm64: dts: qcom: sa8775p: Add interconnect to SMMU Date: Fri, 9 Jun 2023 11:11:39 +0530 Message-ID: <20230609054141.18938-1-quic_ppareek@quicinc.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: F5fItiGO6RUrAIB7Be9QZsD5FPE8uGne X-Proofpoint-ORIG-GUID: F5fItiGO6RUrAIB7Be9QZsD5FPE8uGne X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.573,FMLib:17.11.176.26 definitions=2023-06-09_03,2023-06-08_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 mlxlogscore=999 lowpriorityscore=0 phishscore=0 priorityscore=1501 clxscore=1011 suspectscore=0 spamscore=0 mlxscore=0 adultscore=0 malwarescore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2305260000 definitions=main-2306090049 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Some qcom SoCs have SMMUs, which need the interconnect bandwidth to be This series introduce the due support for associated interconnect, and setting of the due interconnect-bandwidth. Setting due interconnect bandwidth is needed to avoid the issues like [1], caused by not having due clock votes(indirectly dependent upon interconnect bandwidth). Parikshit Pareek (3): dt-bindings: arm-smmu: Add interconnect for qcom SMMUs arm64: dts: qcom: sa8775p: Add interconnect to PCIe SMMU iommu/arm-smmu-qcom: Add support for the interconnect .../devicetree/bindings/iommu/arm,smmu.yaml | 22 +++++++++++++++++++ arch/arm64/boot/dts/qcom/sa8775p.dtsi | 4 ++++ drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 16 ++++++++++++++ 3 files changed, 42 insertions(+)