From patchwork Wed Jul 19 07:20:15 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: 122432 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:c923:0:b0:3e4:2afc:c1 with SMTP id j3csp2259571vqt; Wed, 19 Jul 2023 00:26:09 -0700 (PDT) X-Google-Smtp-Source: APBJJlEHxkheMNNksNYJ8ypmin577Ng5YBrBUcrxaB0zFa7mTeW319xAqi/V552oHAACmVsM+/OQ X-Received: by 2002:a17:906:da1c:b0:992:bc8:58d9 with SMTP id fi28-20020a170906da1c00b009920bc858d9mr1439069ejb.70.1689751569456; Wed, 19 Jul 2023 00:26:09 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1689751569; cv=none; d=google.com; s=arc-20160816; b=qp9KyVGpKHYardMNdhSUGumkhYYVakHkVKVBi/tSs48omVKiFwMo1yN9IX+KV7vwJ2 RMscFE78X4UYxBu98sUxMQHCNZD1hCQBH/153Dn9lFC0m3ZJuX/3RrspQnUZlUWqcm8T kB8CsmiyMxhcSEkUQ1f7LvmM3Q1gRAQNn19aEShLSrEv3t1+yKjZBw6EB6GiLTDjL9Ma RpvwJjr/EuyVWGoma3XEJWuzxsy3qJajfWHpmQIXY6W48xQGe7o+hKiXIuoHYqgvGuTr FwnpTHkbr7MqXQrTd4wiBTWQc1EMt3kULVc6QLKkQ2hGD+cussbt0GhQUD0zxLzNqgBy 5rUA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:references:in-reply-to:message-id:date:subject :cc:to:from:dkim-signature; bh=X8U7m6oeXAUjm/N5kYm0WAl5wvbpfFgciZSimFM50A8=; fh=tYKeW6vSnvPzuD7+xBK/pOXfSqZ/g4H8FU53cZkCxkU=; b=rago7QMcDIAqU5LsGZuhAC2QNam3NxqCQr0BWAcANN0YmxMbpO5ZowEL5CFCHc8gQY MfyTPFdJFSZDgrny8nIJ8fCE6GD3cbAatmxV1NUnHZSF7PDOzyMomlTkRSOd7t4F1J2m PWGy7vbcjg8VZ0KJqFd8z/3OoGvqqifj6LEjc9OaY5zIte8KF5OFO2DyJTGZTAQ13ZuO 8i4JlVSb9j3EabMy5ISYYn562iaMYTFjiCAT9XnFXQ3RLH6y1ObbZlh2ewK8NIvDEQC0 TGlU3h0rzPjtnFGl+qOSdbXnOFg9Q3G81dyKq7zN7ZS4AzifrvjqaLR934mZhZ5beuf0 tQ2g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=G0dEsCpq; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id i23-20020a170906851700b00988d908d1casi2437593ejx.482.2023.07.19.00.25.46; Wed, 19 Jul 2023 00:26:09 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=G0dEsCpq; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230083AbjGSHVY (ORCPT + 99 others); Wed, 19 Jul 2023 03:21:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52880 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229987AbjGSHVA (ORCPT ); Wed, 19 Jul 2023 03:21:00 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E030B210B; Wed, 19 Jul 2023 00:20:43 -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 36J7G9oC032355; Wed, 19 Jul 2023 07:20:25 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; s=qcppdkim1; bh=X8U7m6oeXAUjm/N5kYm0WAl5wvbpfFgciZSimFM50A8=; b=G0dEsCpqrJY9vH8e3Kil2NAt8GTB9Boy2ZCQP2GyJ0IA8KGMlvYwJWhAsqxcG/M1oKPt c1DFSDgCeIr2BJG18MCSxkP1yhpCsHQf4PV5GfmLfqd+bTVghtgtXAMY2TIWOWfhUrip NThmO3sLfZ9EMnljsSKTtvIJm22p+3dczhmGdulSA+/Spd3VAfse4P2L3vgAJ7l7EsGl SOnpIXJv1qPYSiNKAhHKUjh+aqOcIZAda4fQr/tJ3BAo2x4aKfHtopvVHEkJJsLOE3wm Xpt7sV1jqScnVZQF4jmo/zNEtQFiE4V+0in3Y2ItVOANs6LxYznEK9FMW7NQUdmnrUa9 Ow== Received: from apblrppmta01.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3rx8sk087t-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 19 Jul 2023 07:20:24 +0000 Received: from pps.filterd (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 36J7KKSo022626; Wed, 19 Jul 2023 07:20:20 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 3rumhm1v72-1; Wed, 19 Jul 2023 07:20:20 +0000 Received: from APBLRPPMTA01.qualcomm.com (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 36J7KKI9022612; Wed, 19 Jul 2023 07:20:20 GMT Received: from hu-sgudaval-hyd.qualcomm.com (hu-krichai-hyd.qualcomm.com [10.213.110.112]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 36J7KKre022582; Wed, 19 Jul 2023 07:20:20 +0000 Received: by hu-sgudaval-hyd.qualcomm.com (Postfix, from userid 4058933) id D5D014B07; Wed, 19 Jul 2023 12:50:19 +0530 (+0530) From: Krishna chaitanya chundru To: manivannan.sadhasivam@linaro.org Cc: helgaas@kernel.org, linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, quic_vbadigan@quicinc.com, quic_nitegupt@quicinc.com, quic_skananth@quicinc.com, quic_ramkri@quicinc.com, krzysztof.kozlowski@linaro.org, Krishna chaitanya chundru , Manivannan Sadhasivam , Andy Gross , Bjorn Andersson , Konrad Dybcio , Bjorn Helgaas , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84?= =?utf-8?q?ski?= , Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS) Subject: [PATCH v10 1/4] dt-bindings: PCI: qcom: ep: Add interconnects path Date: Wed, 19 Jul 2023 12:50:15 +0530 Message-Id: <1689751218-24492-2-git-send-email-quic_krichai@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1689751218-24492-1-git-send-email-quic_krichai@quicinc.com> References: <1689751218-24492-1-git-send-email-quic_krichai@quicinc.com> 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: j5RE-AyD1ly7aUPmN4MrNP51q2U9nhI_ X-Proofpoint-ORIG-GUID: j5RE-AyD1ly7aUPmN4MrNP51q2U9nhI_ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-19_04,2023-07-18_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 adultscore=0 malwarescore=0 bulkscore=0 phishscore=0 mlxlogscore=999 impostorscore=0 lowpriorityscore=0 clxscore=1015 suspectscore=0 priorityscore=1501 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307190066 X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1771832941877321453 X-GMAIL-MSGID: 1771832941877321453 Some platforms may not boot if a device driver doesn't initialize the interconnect path. Mostly it is handled by the bootloader but we have starting to see cases where bootloader simply ignores them. Add the "pcie-mem" & "cpu-pcie" interconnect path as a required property to the bindings. Signed-off-by: Krishna chaitanya chundru Acked-by: Manivannan Sadhasivam Reviewed-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml index 8111122..e553341 100644 --- a/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml +++ b/Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml @@ -71,6 +71,14 @@ properties: description: GPIO used as WAKE# output signal maxItems: 1 + interconnects: + maxItems: 2 + + interconnect-names: + items: + - const: pcie-mem + - const: cpu-pcie + resets: maxItems: 1 @@ -98,6 +106,8 @@ required: - interrupts - interrupt-names - reset-gpios + - interconnects + - interconnect-names - resets - reset-names - power-domains @@ -167,7 +177,9 @@ examples: - | #include #include + #include #include + pcie_ep: pcie-ep@1c00000 { compatible = "qcom,sdx55-pcie-ep"; reg = <0x01c00000 0x3000>, @@ -194,6 +206,9 @@ examples: interrupts = , ; interrupt-names = "global", "doorbell"; + interconnects = <&system_noc MASTER_PCIE &mc_virt SLAVE_EBI_CH0>, + <&mem_noc MASTER_AMPSS_M0 &system_noc SLAVE_PCIE_0>; + interconnect-names = "pcie-mem", "cpu-pcie"; reset-gpios = <&tlmm 57 GPIO_ACTIVE_LOW>; wake-gpios = <&tlmm 53 GPIO_ACTIVE_LOW>; resets = <&gcc GCC_PCIE_BCR>; From patchwork Wed Jul 19 07:20:16 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: 122434 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:c923:0:b0:3e4:2afc:c1 with SMTP id j3csp2263338vqt; Wed, 19 Jul 2023 00:34:32 -0700 (PDT) X-Google-Smtp-Source: APBJJlH8RW1xx3pjI9R7BKtLqN47wYEyF27v6MyKawQaQcqL/IUcDapID5kK5Jm8FNldgRZK4bvz X-Received: by 2002:a17:903:1d0:b0:1b3:7de7:f83f with SMTP id e16-20020a17090301d000b001b37de7f83fmr16584756plh.26.1689752072489; Wed, 19 Jul 2023 00:34:32 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1689752072; cv=none; d=google.com; s=arc-20160816; b=pijsRU2JNDZwOXP/NNjcxJtXDolUisEJxRoW40cEVsNVE7Q7xx6i3mL+ZeavtHjnpR cHtVErWlEG6F7R6ssGXtpLx+7cbkITdAITMbXTgd07fOpClUc6Lw0f34mLBLkifmBpoY yoWUMVIcCtbIv2vTA60Ptsy0A89t2tNmqGnyT7P+BnzRAHzmadQf25bvhfoAO/QiAoov MDTBi49b15D+UmiuhRf6M8127vivQaAv0AJWas7C7Hte8y/eX6zn1Wb+x1aFN4pQhult lsBBXVQg23gaCxsLDGgmbwnCwHRm8vOxpkDSFjVnoHamYgtroYDXPX8WlO8EqdD9EycD Bnbg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:references:in-reply-to:message-id:date:subject :cc:to:from:dkim-signature; bh=44cme+QGmmueWM5NMsqd3ar9uFIUlwYHxlf35NJHfRc=; fh=PA5QN8KvJWBPXXO+zbqZHCT6mCzOzdrcr0HhI4/KCYw=; b=h6O0PNyJ7ZulO/toP+yGQuiHAWat5xgexXSvkUQdHU9h1YKeCsxz0pR0vOHB4TMNwF EkIGUGKtMNP09A/e/sAi+oHVZQF69pz6MshjAQtk8t3TDfYSnlfIMsAt6+GcXwLzZzGB hIAT4YBcks9UPyrTri5BiuxkniqY0X6glB45hrkV8xKXUg0R8TPbxv/9ucT+X+Y/6gBV H2gVs3BcxJpdGeFmUvk3LJk5tadA0A9AsVAw6cijojKY59WgmhgcSBgbddEIQ3cFjmA6 gnCW46Oev1k0G3bZ76INv5GTUONAr2hGN+jorTbzR57YmOJX7Cl2FqhqHzqds2adoHIu wTlQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=gYZmGzO1; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id u6-20020a17090341c600b001b8ac52a1b2si3074374ple.551.2023.07.19.00.34.18; Wed, 19 Jul 2023 00:34:32 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=gYZmGzO1; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229713AbjGSHVN (ORCPT + 99 others); Wed, 19 Jul 2023 03:21:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229785AbjGSHUy (ORCPT ); Wed, 19 Jul 2023 03:20:54 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 58B521BE3; Wed, 19 Jul 2023 00:20:38 -0700 (PDT) Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 36J6KDFR023945; Wed, 19 Jul 2023 07:20:24 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; s=qcppdkim1; bh=44cme+QGmmueWM5NMsqd3ar9uFIUlwYHxlf35NJHfRc=; b=gYZmGzO1uJeWnTVqEzbURLvressXyJzOWx11gffGCWG7P7TP/8nRJ9szuwde8MyY3exa eWfp0ScUAug0c59faxgjfSO0unkIvkm3/kt7CELmCu+pLlo/vHp/2RCE0WBHrkMLf9LX xl5Kw5pnlzTMymg6seGFDGmlCLiA/KOX6O50dDp3o7tn+qMO2mZSUV4ifgwmDhs7I56F VDnKJkoKlW1LnxGVR1OixziiXTZlTpa8kqniU48wzCNMf/0M+UqxmbIIWmMJwwIvVXE2 TyeCJ2rwUQ7NIwFPhxOOYVAtZ73sALD7N6meJ7/VYc7q6AEVDsUTimXMrsyZCVuxy2s8 Lg== Received: from apblrppmta01.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3rx7410ev7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 19 Jul 2023 07:20:24 +0000 Received: from pps.filterd (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 36J7KLiV022655; Wed, 19 Jul 2023 07:20:21 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 3rumhm1v78-1; Wed, 19 Jul 2023 07:20:21 +0000 Received: from APBLRPPMTA01.qualcomm.com (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 36J7KKXI022632; Wed, 19 Jul 2023 07:20:21 GMT Received: from hu-sgudaval-hyd.qualcomm.com (hu-krichai-hyd.qualcomm.com [10.213.110.112]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 36J7KKnU022618; Wed, 19 Jul 2023 07:20:20 +0000 Received: by hu-sgudaval-hyd.qualcomm.com (Postfix, from userid 4058933) id 126244B0A; Wed, 19 Jul 2023 12:50:20 +0530 (+0530) From: Krishna chaitanya chundru To: manivannan.sadhasivam@linaro.org Cc: helgaas@kernel.org, linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, quic_vbadigan@quicinc.com, quic_nitegupt@quicinc.com, quic_skananth@quicinc.com, quic_ramkri@quicinc.com, krzysztof.kozlowski@linaro.org, Krishna chaitanya chundru , Andy Gross , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS) Subject: [PATCH v10 2/4] arm: dts: qcom: sdx65: Add PCIe EP interconnect path Date: Wed, 19 Jul 2023 12:50:16 +0530 Message-Id: <1689751218-24492-3-git-send-email-quic_krichai@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1689751218-24492-1-git-send-email-quic_krichai@quicinc.com> References: <1689751218-24492-1-git-send-email-quic_krichai@quicinc.com> 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: xRkYrMUJhXv7dZpmi_v6Dp2S7zvgYDkr X-Proofpoint-ORIG-GUID: xRkYrMUJhXv7dZpmi_v6Dp2S7zvgYDkr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-19_04,2023-07-18_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 mlxscore=0 lowpriorityscore=0 phishscore=0 adultscore=0 impostorscore=0 bulkscore=0 suspectscore=0 spamscore=0 priorityscore=1501 mlxlogscore=869 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307190066 X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1771833469223821456 X-GMAIL-MSGID: 1771833469223821456 Add pcie-mem & cpu-pcie interconnect path ifor PCIe EP to sdx65 platform. Reviewed-by: Manivannan Sadhasivam Signed-off-by: Krishna chaitanya chundru --- arch/arm/boot/dts/qcom/qcom-sdx65.dtsi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/qcom/qcom-sdx65.dtsi b/arch/arm/boot/dts/qcom/qcom-sdx65.dtsi index 1a35830..69fe7e5 100644 --- a/arch/arm/boot/dts/qcom/qcom-sdx65.dtsi +++ b/arch/arm/boot/dts/qcom/qcom-sdx65.dtsi @@ -332,6 +332,10 @@ ; interrupt-names = "global", "doorbell"; + interconnects = <&system_noc MASTER_PCIE_0 &mc_virt SLAVE_EBI1>, + <&mem_noc MASTER_APPSS_PROC &system_noc SLAVE_PCIE_0>; + interconnect-names = "pcie-mem", "cpu-pcie"; + resets = <&gcc GCC_PCIE_BCR>; reset-names = "core"; From patchwork Wed Jul 19 07:20:17 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: 122437 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:c923:0:b0:3e4:2afc:c1 with SMTP id j3csp2264807vqt; Wed, 19 Jul 2023 00:38:04 -0700 (PDT) X-Google-Smtp-Source: APBJJlHCanGjYOKHJnxaf2V0ZEwktWsGpJcrsBzWMBXsJcTaQ0z2SVqYPXK6AzNvaA8m9oz5yyxm X-Received: by 2002:a05:6358:7f0d:b0:132:d07d:8f3b with SMTP id p13-20020a0563587f0d00b00132d07d8f3bmr14805836rwn.28.1689752284020; Wed, 19 Jul 2023 00:38:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1689752283; cv=none; d=google.com; s=arc-20160816; b=k742P3hQR7NmECl0wEF5sBjjMJcUyq6vC/wT73R1aoiBMsnYaslOKvC4DmM12zADPi uwsbRYzNQv5ZbXMNk8Y6qhu+ady1VMdyihahhIKcZvkbgJYn7H3Q1qjbr+35IGdVTusP bILdo8jbjlkx3qmsWo4xT4Xz5ZmXZsFasfJFA1tiwCNoHx//qpD3Gr/HY8AQz5AWIIEA A+HLKuXYzX/TYFcglW+aCpIvIFT/+aPx2yBYllTJkAYT02X1CsTBUTaUNhfYal8C4fpg kGgd3DJVJ/6DWLyu052C1KsWSkdhwHDlluTHYjtE5ipcbrwBkQMka58ePKmjX/mBBbdE +/kQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:references:in-reply-to:message-id:date:subject :cc:to:from:dkim-signature; bh=9o7YPoNhptdVPiBy2o7oEDnBNhfZkA/Z5kBzrOCyRO4=; fh=PA5QN8KvJWBPXXO+zbqZHCT6mCzOzdrcr0HhI4/KCYw=; b=OIGSdLuQaZk+g3IGZs9Eph9WYO90OF6R0wiWfHxm9kqr0++BBQyDQFo1Iohjo0Pyx3 YfY1s8YdeT6sLqhJcokm1g5+4GL6b7sI0EJB758NdRaVxpMtI//pkO08F3D2XEa8ZDfk Eod6ZyJQ5aTJ5sqm+KOeLvKu3ew1uZU7/fMdkutDm8mdCRIPrpFzkD/3XGDM7Vv+giED gWR6S9ALu92KWsBH/xGLVdR1MBWq4Df1fzqr00frWw5PxBud2tLqeCSyFvYOU/IydLLX w4oN6xlpDCUGYU4DsGmWZF5CIUKLUzA04D6xl7feCdB/Lk2S4e6Z/uXAE59fTWEouYNB JIPw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=WwoeuLtt; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id u186-20020a6385c3000000b0054febc069d3si3037395pgd.19.2023.07.19.00.37.50; Wed, 19 Jul 2023 00:38:03 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=WwoeuLtt; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230177AbjGSHVQ (ORCPT + 99 others); Wed, 19 Jul 2023 03:21:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52332 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230049AbjGSHUy (ORCPT ); Wed, 19 Jul 2023 03:20:54 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CB2051FE8; Wed, 19 Jul 2023 00:20:38 -0700 (PDT) Received: from pps.filterd (m0279868.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 36J7477V011074; Wed, 19 Jul 2023 07:20:24 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; s=qcppdkim1; bh=9o7YPoNhptdVPiBy2o7oEDnBNhfZkA/Z5kBzrOCyRO4=; b=WwoeuLtt7QeD8UC80QWlPUj3YdNrDE2MG5w3f+ONt/M76VUlVjr702b4EEd+Vs5uJzXm 9oyv0JilkHiJakabA8i691jOZ1zhaCBIqc2j2cS69fyjaGTbgwWzTSEp1BL9SxVTN5Iz K+2I6MmVlK5TkLHXZ8mv8hewmz3x7rUT1C43ApprIZuxR33fvHYtmYBLsTn776t0vzlb d1PC/ED1rLDEUihMkcq0wBf/Md+KMWFE5+Na/b2vseM8/aVFz8VpryAdVMrrKb0fG/hA lY6An0j3HCtM9IrdNjPLifvgCZaZUc7k1+hwLDkW9TC1Vm4A7MVN3YZrpZUmpt4kHgno Rg== Received: from apblrppmta01.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3rwn90asa6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 19 Jul 2023 07:20:24 +0000 Received: from pps.filterd (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 36J7KLr2022656; Wed, 19 Jul 2023 07:20:21 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 3rumhm1v77-1; Wed, 19 Jul 2023 07:20:21 +0000 Received: from APBLRPPMTA01.qualcomm.com (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 36J7KKor022629; Wed, 19 Jul 2023 07:20:21 GMT Received: from hu-sgudaval-hyd.qualcomm.com (hu-krichai-hyd.qualcomm.com [10.213.110.112]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 36J7KKpN022619; Wed, 19 Jul 2023 07:20:20 +0000 Received: by hu-sgudaval-hyd.qualcomm.com (Postfix, from userid 4058933) id 4468A4B0E; Wed, 19 Jul 2023 12:50:20 +0530 (+0530) From: Krishna chaitanya chundru To: manivannan.sadhasivam@linaro.org Cc: helgaas@kernel.org, linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, quic_vbadigan@quicinc.com, quic_nitegupt@quicinc.com, quic_skananth@quicinc.com, quic_ramkri@quicinc.com, krzysztof.kozlowski@linaro.org, Krishna chaitanya chundru , Andy Gross , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS) Subject: [PATCH v10 3/4] arm: dts: qcom: sdx55: Add CPU PCIe EP interconnect path Date: Wed, 19 Jul 2023 12:50:17 +0530 Message-Id: <1689751218-24492-4-git-send-email-quic_krichai@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1689751218-24492-1-git-send-email-quic_krichai@quicinc.com> References: <1689751218-24492-1-git-send-email-quic_krichai@quicinc.com> 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: V2Z42PCaNRR-f_ZsEK6VmEHnQy6f8Js8 X-Proofpoint-ORIG-GUID: V2Z42PCaNRR-f_ZsEK6VmEHnQy6f8Js8 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-19_04,2023-07-18_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 malwarescore=0 bulkscore=0 phishscore=0 spamscore=0 adultscore=0 mlxlogscore=801 lowpriorityscore=0 mlxscore=0 suspectscore=0 impostorscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307190066 X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1771833690929444259 X-GMAIL-MSGID: 1771833690929444259 Add cpu-pcie interconnect path for PCIe EP to sdx55 platform. Signed-off-by: Krishna chaitanya chundru Reviewed-by: Manivannan Sadhasivam --- arch/arm/boot/dts/qcom/qcom-sdx55.dtsi | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/qcom/qcom-sdx55.dtsi b/arch/arm/boot/dts/qcom/qcom-sdx55.dtsi index df3cd9c..a7c0c26 100644 --- a/arch/arm/boot/dts/qcom/qcom-sdx55.dtsi +++ b/arch/arm/boot/dts/qcom/qcom-sdx55.dtsi @@ -422,8 +422,9 @@ interrupt-names = "global", "doorbell"; - interconnects = <&system_noc MASTER_PCIE &mc_virt SLAVE_EBI_CH0>; - interconnect-names = "pcie-mem"; + interconnects = <&system_noc MASTER_PCIE &mc_virt SLAVE_EBI_CH0>, + <&mem_noc MASTER_AMPSS_M0 &system_noc SLAVE_PCIE_0>; + interconnect-names = "pcie-mem", "cpu-pcie"; resets = <&gcc GCC_PCIE_BCR>; reset-names = "core"; From patchwork Wed Jul 19 07:20:18 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: 122433 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:c923:0:b0:3e4:2afc:c1 with SMTP id j3csp2262139vqt; Wed, 19 Jul 2023 00:31:49 -0700 (PDT) X-Google-Smtp-Source: APBJJlHUVtlowZ106HqyS0hpElzuZFkAfKWrRzU2e/PmOi47d4+r/PqsBAjasY/gZRFJWyhrrR13 X-Received: by 2002:a17:903:455:b0:1b8:a4a9:6225 with SMTP id iw21-20020a170903045500b001b8a4a96225mr1387133plb.7.1689751909406; Wed, 19 Jul 2023 00:31:49 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1689751909; cv=none; d=google.com; s=arc-20160816; b=bYERKSdlzQt/QRPWGt5xGHJlR5x9n7nHQISRevVYwVz/kJwe14iyqTpccRZrlkSf4c fILV7YiwqphDPR4ms9UVslqC/sZisPocxYYpWWZizgjeRgWa+R2ne6cnBZKS3V6wWnY2 nMjhx6a76WoMQzJkaZA3G0ZV5EOHYVg/N2JhJbEIJy/QGItEm9M0uuX9rSEhAXmn8CJu T7QbnJQno3BR9Fw9feGMKOXxkFPMGQsVbxRkb04hDDKG7yaNCSU5YGsdUgS5rrmny0XC 9G+yLLzix/ByPcU8SooklOg0Yk3NNWBCCNnHxQhHYJTOSjPV9ycWybZYmQC9UgA+yMUr oOIA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:references:in-reply-to:message-id:date:subject :cc:to:from:dkim-signature; bh=fxbSAOTbCRZKV5fgWQzs58YIFmsL+43nXlNRoGtbXoM=; fh=YGwQkGPlUGKIFct+ZojP5owKVkfEOhHMSUOncW4VrC4=; b=tbIk5DdI3mmNJoO05GXd+w0LH4g/qDRNt0rqPpXc1GLAM7CDwhDkV6HAYLcHow3I8Y /Xg4Px+xOyhC0sDt/inI/nVc/sSnbsjF7rRCDkrDEAXBsio4GnmuS5YFday9tmjJMWXJ boI+56U034gQ3HcBwLPuzvrTXATm7wXQJqcqwlfKT1Kf07tP2MLOpQn53g3DpZ/bSUIY 41OBr3n18WwHmxMNqMJu+iH6R/iAutZ49mo1OdGaHqnNs1g8TJl7luSU64PiybTRabzu HhtrIiH55XmuBv5msWnvobv2ttIo38uP5FpZsz06unwbNQKGFI7rZ2qsm5ANcz7Rr+HP Jo9w== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=PI2EBp70; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id kh5-20020a170903064500b001b8c40214f6si2955035plb.252.2023.07.19.00.31.36; Wed, 19 Jul 2023 00:31:49 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=PI2EBp70; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229966AbjGSHVT (ORCPT + 99 others); Wed, 19 Jul 2023 03:21:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52832 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230079AbjGSHU4 (ORCPT ); Wed, 19 Jul 2023 03:20:56 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5A4152106; Wed, 19 Jul 2023 00:20:41 -0700 (PDT) Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 36J5kEu9018635; Wed, 19 Jul 2023 07:20:25 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; s=qcppdkim1; bh=fxbSAOTbCRZKV5fgWQzs58YIFmsL+43nXlNRoGtbXoM=; b=PI2EBp703wb/eE4xETJOqYpdow9AcjUe7c+WP4XIquTLyl/Ij0oANXQgQjE8tf+TQowa CLTpeisXNsQdd0PocPL9nrUCp46Vy3Ko1b7pIfZNF8Be9znG92ZxV69lBtSElAS2c2NJ vrZQD0oHBKEcAirqb36BlY4Blxs+1b2JZfqRbQnO58gGoahS8m70eqW2/GyLDLHkz43O //UdVJY2rGIM5CFYynVn4YZ7zk+Xe2XFjkRUioH1Y0f7LZpWw3zE7EKUdwa1ulQ1XZ4t j12Ev/KG8R2zwkaJDOPTNahTdgMstAe8l6KtW/weqtWnYxaHSsBqMyGHL7boZy1Tg+fh hw== Received: from apblrppmta01.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3rx7410ev6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 19 Jul 2023 07:20:24 +0000 Received: from pps.filterd (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 36J7EfA8017367; Wed, 19 Jul 2023 07:20:21 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 3rumhm1v7n-1; Wed, 19 Jul 2023 07:20:21 +0000 Received: from APBLRPPMTA01.qualcomm.com (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 36J7KLvc022672; Wed, 19 Jul 2023 07:20:21 GMT Received: from hu-sgudaval-hyd.qualcomm.com (hu-krichai-hyd.qualcomm.com [10.213.110.112]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 36J7KLlD022642; Wed, 19 Jul 2023 07:20:21 +0000 Received: by hu-sgudaval-hyd.qualcomm.com (Postfix, from userid 4058933) id 7C97C4B11; Wed, 19 Jul 2023 12:50:20 +0530 (+0530) From: Krishna chaitanya chundru To: manivannan.sadhasivam@linaro.org Cc: helgaas@kernel.org, linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, quic_vbadigan@quicinc.com, quic_nitegupt@quicinc.com, quic_skananth@quicinc.com, quic_ramkri@quicinc.com, krzysztof.kozlowski@linaro.org, Krishna chaitanya chundru , Manivannan Sadhasivam , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84?= =?utf-8?q?ski?= , Rob Herring , Bjorn Helgaas Subject: [PATCH v10 4/4] PCI: qcom-ep: Add ICC bandwidth voting support Date: Wed, 19 Jul 2023 12:50:18 +0530 Message-Id: <1689751218-24492-5-git-send-email-quic_krichai@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1689751218-24492-1-git-send-email-quic_krichai@quicinc.com> References: <1689751218-24492-1-git-send-email-quic_krichai@quicinc.com> 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: ermn3eukH_aiafSZPORWICjnzMeyWXSr X-Proofpoint-ORIG-GUID: ermn3eukH_aiafSZPORWICjnzMeyWXSr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-19_04,2023-07-18_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 mlxscore=0 lowpriorityscore=0 phishscore=0 adultscore=0 impostorscore=0 bulkscore=0 suspectscore=0 spamscore=0 priorityscore=1501 mlxlogscore=999 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307190066 X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1771833298173802899 X-GMAIL-MSGID: 1771833298173802899 Add support for voting interconnect (ICC) bandwidth based on the link speed and width. This commit is inspired from the basic interconnect support added to pcie-qcom driver in commit c4860af88d0c ("PCI: qcom: Add basic interconnect support"). The interconnect support is kept optional to be backward compatible with legacy devicetrees. Reviewed-by: Manivannan Sadhasivam Signed-off-by: Krishna chaitanya chundru --- drivers/pci/controller/dwc/pcie-qcom-ep.c | 71 +++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/controller/dwc/pcie-qcom-ep.c index 0fe7f06..7460b3f 100644 --- a/drivers/pci/controller/dwc/pcie-qcom-ep.c +++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c @@ -13,6 +13,7 @@ #include #include #include +#include #include #include #include @@ -133,6 +134,11 @@ #define CORE_RESET_TIME_US_MAX 1005 #define WAKE_DELAY_US 2000 /* 2 ms */ +#define PCIE_GEN1_BW_MBPS 250 +#define PCIE_GEN2_BW_MBPS 500 +#define PCIE_GEN3_BW_MBPS 985 +#define PCIE_GEN4_BW_MBPS 1969 + #define to_pcie_ep(x) dev_get_drvdata((x)->dev) enum qcom_pcie_ep_link_status { @@ -178,6 +184,8 @@ struct qcom_pcie_ep { struct phy *phy; struct dentry *debugfs; + struct icc_path *icc_mem; + struct clk_bulk_data *clks; int num_clks; @@ -253,8 +261,49 @@ static void qcom_pcie_dw_stop_link(struct dw_pcie *pci) disable_irq(pcie_ep->perst_irq); } +static void qcom_pcie_ep_icc_update(struct qcom_pcie_ep *pcie_ep) +{ + struct dw_pcie *pci = &pcie_ep->pci; + u32 offset, status, bw; + int speed, width; + int ret; + + if (!pcie_ep->icc_mem) + return; + + offset = dw_pcie_find_capability(pci, PCI_CAP_ID_EXP); + status = readw(pci->dbi_base + offset + PCI_EXP_LNKSTA); + + speed = FIELD_GET(PCI_EXP_LNKSTA_CLS, status); + width = FIELD_GET(PCI_EXP_LNKSTA_NLW, status); + + switch (speed) { + case 1: + bw = MBps_to_icc(PCIE_GEN1_BW_MBPS); + break; + case 2: + bw = MBps_to_icc(PCIE_GEN2_BW_MBPS); + break; + case 3: + bw = MBps_to_icc(PCIE_GEN3_BW_MBPS); + break; + default: + dev_warn(pci->dev, "using default GEN4 bandwidth\n"); + fallthrough; + case 4: + bw = MBps_to_icc(PCIE_GEN4_BW_MBPS); + break; + } + + ret = icc_set_bw(pcie_ep->icc_mem, 0, width * bw); + if (ret) + dev_err(pci->dev, "failed to set interconnect bandwidth: %d\n", + ret); +} + static int qcom_pcie_enable_resources(struct qcom_pcie_ep *pcie_ep) { + struct dw_pcie *pci = &pcie_ep->pci; int ret; ret = clk_bulk_prepare_enable(pcie_ep->num_clks, pcie_ep->clks); @@ -277,8 +326,24 @@ static int qcom_pcie_enable_resources(struct qcom_pcie_ep *pcie_ep) if (ret) goto err_phy_exit; + /* + * Some Qualcomm platforms require interconnect bandwidth constraints + * to be set before enabling interconnect clocks. + * + * Set an initial peak bandwidth corresponding to single-lane Gen 1 + * for the pcie-mem path. + */ + ret = icc_set_bw(pcie_ep->icc_mem, 0, MBps_to_icc(PCIE_GEN1_BW_MBPS)); + if (ret) { + dev_err(pci->dev, "failed to set interconnect bandwidth: %d\n", + ret); + goto err_phy_off; + } + return 0; +err_phy_off: + phy_power_off(pcie_ep->phy); err_phy_exit: phy_exit(pcie_ep->phy); err_disable_clk: @@ -289,6 +354,7 @@ static int qcom_pcie_enable_resources(struct qcom_pcie_ep *pcie_ep) static void qcom_pcie_disable_resources(struct qcom_pcie_ep *pcie_ep) { + icc_set_bw(pcie_ep->icc_mem, 0, 0); phy_power_off(pcie_ep->phy); phy_exit(pcie_ep->phy); clk_bulk_disable_unprepare(pcie_ep->num_clks, pcie_ep->clks); @@ -550,6 +616,10 @@ static int qcom_pcie_ep_get_resources(struct platform_device *pdev, if (IS_ERR(pcie_ep->phy)) ret = PTR_ERR(pcie_ep->phy); + pcie_ep->icc_mem = devm_of_icc_get(dev, "pcie-mem"); + if (IS_ERR(pcie_ep->icc_mem)) + ret = PTR_ERR(pcie_ep->icc_mem); + return ret; } @@ -573,6 +643,7 @@ static irqreturn_t qcom_pcie_ep_global_irq_thread(int irq, void *data) } else if (FIELD_GET(PARF_INT_ALL_BME, status)) { dev_dbg(dev, "Received BME event. Link is enabled!\n"); pcie_ep->link_status = QCOM_PCIE_EP_LINK_ENABLED; + qcom_pcie_ep_icc_update(pcie_ep); pci_epc_bme_notify(pci->ep.epc); } else if (FIELD_GET(PARF_INT_ALL_PM_TURNOFF, status)) { dev_dbg(dev, "Received PM Turn-off event! Entering L23\n");