From patchwork Fri Nov 1 03:09:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qiang Yu X-Patchwork-Id: 13858641 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 61C3BE6749B for ; Fri, 1 Nov 2024 03:09:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=EqPl62ZgVUAiTiUEZQTfvU1jxcPy+XbcqENG2JByBMs=; b=nOKZ82AgeveSZn hjVPBpiO4xhSHoVTPxO73S9VK9PuMJSeKHydtib9LlSoK7vJyaSM690gYWA8hJ6nXqdRLAShBCaEg HlF0Q0gxO5bO0inmj2iaXFiLQeuv9yZjOhx516HaKxCqFFp2adV/SCi14qNV7fiX6baWO/g2AIc1m ZFpAADcDjvSbCnX7W7iqaDW1CS6VDWPQXTqrY1ulaZnDFloVZhk7IFWPATu9RhN6RzipYWGYY7vD3 xeRNs1yM0gRsc1iSr6AoLeF5IC+pI3h/CH9Cngr0nCKmYubdzV8Cbmgvo62LYr4H/dtejFmVBMAl7 ILw8jLpgIXJtCpOd7yQw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t6i2O-00000005cQh-0L7T; Fri, 01 Nov 2024 03:09:24 +0000 Received: from mx0b-0031df01.pphosted.com ([205.220.180.131]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t6i2K-00000005cOT-12Ko for linux-phy@lists.infradead.org; Fri, 01 Nov 2024 03:09:21 +0000 Received: from pps.filterd (m0279872.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 49VJmblg004938; Fri, 1 Nov 2024 03:09:10 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=qcppdkim1; bh=ZyocTeYHvqr igpvnoV97o41Bqk9TKKnlgnlh6q22uRA=; b=A5aL0ckF+uiwp97yLikpwTIQKIB bBLVPCIvbiz2lxFvb852h9ui3N8rlYX6IuArRYbgTJlmSNIFu4j0TncRwBns6Z/O o15iYn/7FODArVLQbLwzx0h/7od0rZ+Odc4LsTS1TwIfRAlYy+1mkLhkqSn4GU8b 240pUOXuPTcYGYgPMpCv8sudwaRNeCudzPZ+7Hbg0YwPS0VzwKAL6aAejSajxbs+ U6brG0dEjSiNmojWpsnZxo4hYwtbi67iztkDMKnvoIFLnxnhTQ1C+VzqL91Vlqcp 56RuX5y2hRpy15SH+070bEu0ZRvf8UVFBn5w4aY5nGuoBUq855CfUU14K5Q== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 42ku65cf5x-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 01 Nov 2024 03:09:10 +0000 (GMT) Received: from pps.filterd (NALASPPMTA03.qualcomm.com [127.0.0.1]) by NALASPPMTA03.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTP id 4A1340f9005682; Fri, 1 Nov 2024 03:09:08 GMT Received: from pps.reinject (localhost [127.0.0.1]) by NALASPPMTA03.qualcomm.com (PPS) with ESMTPS id 42kw9eaba7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 01 Nov 2024 03:09:08 +0000 Received: from NALASPPMTA03.qualcomm.com (NALASPPMTA03.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 4A1398vw011703; Fri, 1 Nov 2024 03:09:08 GMT Received: from hu-devc-lv-u22-c.qualcomm.com (hu-qianyu-lv.qualcomm.com [10.81.25.114]) by NALASPPMTA03.qualcomm.com (PPS) with ESMTPS id 4A1398fQ011699 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 01 Nov 2024 03:09:08 +0000 Received: by hu-devc-lv-u22-c.qualcomm.com (Postfix, from userid 4098150) id 786BE65D; Thu, 31 Oct 2024 20:09:08 -0700 (PDT) From: Qiang Yu To: manivannan.sadhasivam@linaro.org, vkoul@kernel.org, kishon@kernel.org, robh@kernel.org, andersson@kernel.org, konradybcio@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, abel.vesa@linaro.org, quic_msarkar@quicinc.com, quic_devipriy@quicinc.com Cc: dmitry.baryshkov@linaro.org, kw@linux.com, lpieralisi@kernel.org, neil.armstrong@linaro.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, johan+linaro@kernel.org, Qiang Yu Subject: [PATCH v8 4/5] PCI: qcom: Disable ASPM L0s for X1E80100 Date: Thu, 31 Oct 2024 20:09:01 -0700 Message-Id: <20241101030902.579789-5-quic_qianyu@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241101030902.579789-1-quic_qianyu@quicinc.com> References: <20241101030902.579789-1-quic_qianyu@quicinc.com> MIME-Version: 1.0 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: CXZWWhR80ejP3fYbGKSpkaVSRB9dyU4- X-Proofpoint-ORIG-GUID: CXZWWhR80ejP3fYbGKSpkaVSRB9dyU4- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 suspectscore=0 bulkscore=0 lowpriorityscore=0 mlxscore=0 priorityscore=1501 impostorscore=0 phishscore=0 clxscore=1015 malwarescore=0 spamscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2411010021 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241031_200920_434555_24FAD4E5 X-CRM114-Status: GOOD ( 13.60 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Currently, the cfg_1_9_0 which is being used for X1E80100 doesn't disable ASPM L0s. However, hardware team recommends to disable L0s as the PHY init sequence is not tuned support L0s. Hence reuse cfg_sc8280xp for X1E80100. Note that the config_sid() callback is not present in cfg_sc8280xp, don't concern about this because config_sid() callback is originally a no-op for X1E80100. Signed-off-by: Qiang Yu Reviewed-by: Dmitry Baryshkov Reviewed-by: Manivannan Sadhasivam Reviewed-by: Johan Hovold --- drivers/pci/controller/dwc/pcie-qcom.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c index 52e3d71028d8..16af237663ec 100644 --- a/drivers/pci/controller/dwc/pcie-qcom.c +++ b/drivers/pci/controller/dwc/pcie-qcom.c @@ -1853,7 +1853,7 @@ static const struct of_device_id qcom_pcie_match[] = { { .compatible = "qcom,pcie-sm8450-pcie0", .data = &cfg_1_9_0 }, { .compatible = "qcom,pcie-sm8450-pcie1", .data = &cfg_1_9_0 }, { .compatible = "qcom,pcie-sm8550", .data = &cfg_1_9_0 }, - { .compatible = "qcom,pcie-x1e80100", .data = &cfg_1_9_0 }, + { .compatible = "qcom,pcie-x1e80100", .data = &cfg_sc8280xp }, { } };