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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> Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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 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 }, { } };