From patchwork Mon Feb 27 09:36:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krishna Chaitanya Chundru X-Patchwork-Id: 13153135 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 569DCC7EE2E for ; Mon, 27 Feb 2023 09:36:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229733AbjB0Jgw (ORCPT ); Mon, 27 Feb 2023 04:36:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49306 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229613AbjB0Jgv (ORCPT ); Mon, 27 Feb 2023 04:36:51 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BF9D3CA2A; Mon, 27 Feb 2023 01:36:48 -0800 (PST) Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 31R4sGgM007031; Mon, 27 Feb 2023 09:36:29 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id; s=qcppdkim1; bh=fFtKuRl7ltXe/gF9tHGWwksasGO5SrHc88zXuVbCr0M=; b=QG9RDgamUYYP+MGFS6MBi7K2COX9/ePqTIyTM4+FhV8ERz+An29WiltxbahRaGYanhoj Vh1VKBOzlyyeGQaIW/5OnqyqoIFHdWGPBdCfDpYjAqvK3hF/KFYKoN0n6q0o5kx0iuvc fX467DJtujjcjTTUKGxJzsP0KHhQWW4pFDoEiohg/tQ+DIaI16ZNkY6lQT7elECR/VzO y5pQdAYsH4ZGMTvi9vZFbty0Dv9StYEvmYgEPps2W6C+vd+gSk8jtZ75wT/X2NU1Cb4n QD9CQHdwyBMho4rpJ0971DFbEgpp0qWeZJSiOpD7ngIzZQWjruq5nN9ezvTuIEusphhK aQ== Received: from apblrppmta02.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3nyajavhgx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 27 Feb 2023 09:36:29 +0000 Received: from pps.filterd (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 31R9aOeS026273; Mon, 27 Feb 2023 09:36:24 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3nybdkafcc-1; Mon, 27 Feb 2023 09:36:24 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 31R9aO1R026268; Mon, 27 Feb 2023 09:36:24 GMT Received: from hu-sgudaval-hyd.qualcomm.com (hu-krichai-hyd.qualcomm.com [10.213.110.37]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 31R9aOMS026267; Mon, 27 Feb 2023 09:36:24 +0000 Received: by hu-sgudaval-hyd.qualcomm.com (Postfix, from userid 4058933) id 65E4147AF; Mon, 27 Feb 2023 15:06:23 +0530 (+0530) From: Krishna chaitanya chundru To: helgaas@kernel.org Cc: linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, mka@chromium.org, quic_vbadigan@quicinc.com, quic_hemantk@quicinc.com, quic_nitegupt@quicinc.com, quic_skananth@quicinc.com, quic_ramkri@quicinc.com, manivannan.sadhasivam@linaro.org, swboyd@chromium.org, dmitry.baryshkov@linaro.org, svarbanov@mm-sol.com, agross@kernel.org, andersson@kernel.org, konrad.dybcio@somainline.org, lpieralisi@kernel.org, robh@kernel.org, kw@linux.com, bhelgaas@google.com, linux-phy@lists.infradead.org, vkoul@kernel.org, kishon@ti.com, mturquette@baylibre.com, linux-clk@vger.kernel.org, Krishna chaitanya chundru , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS) Subject: [PATCH V1] arm64:dts:qcom:sc7280: mark memory of PCIe as cache coherent Date: Mon, 27 Feb 2023 15:06:15 +0530 Message-Id: <1677490575-29092-1-git-send-email-quic_krichai@quicinc.com> X-Mailer: git-send-email 2.7.4 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: hv5wk8APxsiR4odzxFP3I-ezSliRXOvh X-Proofpoint-ORIG-GUID: hv5wk8APxsiR4odzxFP3I-ezSliRXOvh X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.170.22 definitions=2023-02-26_22,2023-02-24_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 bulkscore=0 clxscore=1011 phishscore=0 mlxscore=0 mlxlogscore=653 priorityscore=1501 impostorscore=0 suspectscore=0 spamscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302270074 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Mark the PCIe node as dma-coherent as the devices on PCIe bus are cache coherent. Signed-off-by: Krishna chaitanya chundru --- arch/arm64/boot/dts/qcom/sc7280.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi index bdcb749..8f4ab6b 100644 --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi @@ -2131,6 +2131,8 @@ pinctrl-names = "default"; pinctrl-0 = <&pcie1_clkreq_n>; + dma-coherent; + iommus = <&apps_smmu 0x1c80 0x1>; iommu-map = <0x0 &apps_smmu 0x1c80 0x1>,