From nobody Fri Dec 19 19:02:45 2025 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E6C5B26FA4C for ; Wed, 23 Apr 2025 11:16:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745406972; cv=none; b=JTbDh617uMgR1DySaDGM8CncF5Y06i8phtWhQa/r6gc/CmGxg/CZk9cXPTdnudpEhojc5hgky2NwrEvmwgGC9JGXRFrkcrKozvvCuabW2puqPVxNBLbHWleNWFwLu4ZrkfhCwnllWumKMWv2FdKOHT93amGusIWwk0bnjAdTJdA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745406972; c=relaxed/simple; bh=Ao/qnVJ2ED9fYS1CHDGACWoxp+R0Ll0MvJG6b2vG1bE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=DVvWBQZdsTgvDLJ5lMt/3WrL7PmK5AroA4tFSqyoHT3l9OrJM8y1qTTWnw/LVkbh+lSv7Kx8aa3IahIuhOt8oTMljfC0TFIzXBpZMraryBzCtoa0CDMbdNOlFq5trWxchW1ckfZNmp4ImGN7K5Z2sNmb5MDt8nRPT/54EcxeyeY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=iqe1tPyo; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="iqe1tPyo" Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 53NB2JTa012378 for ; Wed, 23 Apr 2025 11:16:10 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= 6Y1JwMtd4uK16pcTQ8YY60okLSHQtu11DwqQOIErEiE=; b=iqe1tPyoM59zRd4J Ibubj1eI4GdFGoZbHFt91/6+Hkqok32FvrMOtIeQp/XZ9OVOFJx3HGqfo5h7Puo9 Ngv69N4hm7jDI1v0Ieb5iEp/xxe2wnmtbjb6S+F59OmTRpWBdih5WoEsz8JTItxf Knfp5V3oTc6NWsNJEqGF52pAq/vss2LTS6SlWqKwcevQNpOc3HU7e6j127VqR2aM HE2BFSZ71gR+bH2Cl909LjFX9Q98DRk9qAWLHk2rwuz+VrF+3IPRO6JAjLDkMnm2 WEH0h/g+uUseqMVzhIxHY49xFvFNsrP9fjj1irVShpzlVtTuFCmalVPcMWDZGMDe S5IpLg== Received: from mail-pg1-f199.google.com (mail-pg1-f199.google.com [209.85.215.199]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 466jh1hx8h-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Wed, 23 Apr 2025 11:16:10 +0000 (GMT) Received: by mail-pg1-f199.google.com with SMTP id 41be03b00d2f7-b073ef14fa7so3578733a12.0 for ; Wed, 23 Apr 2025 04:16:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1745406969; x=1746011769; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=6Y1JwMtd4uK16pcTQ8YY60okLSHQtu11DwqQOIErEiE=; b=KC5hnwUZk5YK+1JpTyeFu8KZtvOSuw9+wzDYqZmmQ2eqrSAm5rHtV4hBVVhL9lOGuG x8I1+CzOReoaJgkui+tASWQaljH3cr/qD5dQZ9B2ZcfOT4R7WNpbomPvC/C7UNbd2CsS 6lEeiSb3DIGgRF4WsWYsK/iLOQU5YjU4DD3luEwvU8BCtQfhWOA3rNidXgTbyxqwNyff POCwI6DYdaOfCXNCv8FSQrsNeuZdcrNfpoO7/oxo0khR35OZAGoo9BoCt0ltNSjNvwT9 ZMyM0sIKyYgvtu4taD+fZTvdR4RKleLMr4wVCkSdBz8Dv5ws8LTjECfMlPkVFcRQFTF0 DI5g== X-Gm-Message-State: AOJu0YznvB6bkKD/oueZsl2cN6KPFw2iCOE1tPl5tOvm052BJJGUfGWq XzNMLuaPJ0NOcoMCM6WbzLz56f1ndY7TCJE6xovCV0vQ+574IyIm4WKrH8rNp+BvmhuxHAqA1/4 FATHd5IkUHZDxqtcc0OEtCxLoHqHtK0Os1UKThBbE/+oPtXafn7+lNbqFzaHGxIU= X-Gm-Gg: ASbGnct4W1jsIsy+dDxOY9bjQrHZAvjBEXZL2y1JeCSTEIwIa6YtFDK24eXj2ZFyBHQ /t21TLI61b4Zrrk/1/DUQOQbsYRz0pHIHo4d5BXLahRGgStK3f0lXSVxrWcB3E2Ui9soc0osjAA TGt3tl9WCwiY6tKx8bzRIcfOt41ErjLukjRx0FP9GME13l8jVaUJwg6oqOv9nrlrINciPXutxZg 3HyUNPUHTetDaZc3lAZCtmsnrWMfOg1NUIpRkUozOLto0fNY/2sl218yT24ShRXAM7+jT/nPT3P C4GowNXdw3X4+9tRN3E1XHOwUEGo4Eyf83h9EHCPuPJZNQ== X-Received: by 2002:a05:6a20:4392:b0:1f3:418c:6281 with SMTP id adf61e73a8af0-203cbc25d41mr26711596637.4.1745406969169; Wed, 23 Apr 2025 04:16:09 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEIgeTg8nQyicE0E2gbgH4aTKJoTOrELpR/ZGQokExKHFkOwkPkoAk07Qr9yJ/+8LmKu70/sw== X-Received: by 2002:a05:6a20:4392:b0:1f3:418c:6281 with SMTP id adf61e73a8af0-203cbc25d41mr26711553637.4.1745406968764; Wed, 23 Apr 2025 04:16:08 -0700 (PDT) Received: from hu-msarkar-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-b0db13c5f8bsm8787322a12.35.2025.04.23.04.16.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Apr 2025 04:16:08 -0700 (PDT) From: Mrinmay Sarkar Date: Wed, 23 Apr 2025 16:45:44 +0530 Subject: [PATCH 2/2] arm64: dts: qcom: sa8775p: Set max link speed to Gen4 for PCIe EP Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250423-update_phy-v1-2-30eb51703bb8@oss.qualcomm.com> References: <20250423-update_phy-v1-0-30eb51703bb8@oss.qualcomm.com> In-Reply-To: <20250423-update_phy-v1-0-30eb51703bb8@oss.qualcomm.com> To: Vinod Koul , Kishon Vijay Abraham I , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, krishna.chundru@oss.qualcomm.com, quic_vbadigan@quicinc.com, quic_nayiluri@quicinc.com, quic_ramkri@quicinc.com, quic_nitegupt@quicinc.com, Mrinmay Sarkar X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1745406947; l=1327; i=mrinmay.sarkar@oss.qualcomm.com; s=20250423; h=from:subject:message-id; bh=Ao/qnVJ2ED9fYS1CHDGACWoxp+R0Ll0MvJG6b2vG1bE=; b=JFxcl+90IRUx26htP38D0Tn3drRo2Ftyrk2iITfbsNyYcRHp5k4/eMCl0QH0DNaU1BRZOYIqV 2iW1NZeYcsvA6WieFd3lrevbrrjLH/DfEwH9AZCNXTLd6WdkN0CrfCW X-Developer-Key: i=mrinmay.sarkar@oss.qualcomm.com; a=ed25519; pk=5D8s0BEkJAotPyAnJ6/qmJBFhCjti/zUi2OMYoferv4= X-Proofpoint-GUID: 668joaUvEjJbnm8hLQa1azmU6VysdDjZ X-Proofpoint-ORIG-GUID: 668joaUvEjJbnm8hLQa1azmU6VysdDjZ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNDIzMDA3OCBTYWx0ZWRfX1WkfHW02uWzp KK2MXftkHDwAm1dyCx/IA+H8JCIBFB9XekzSbeu9kgjNhI82Smr03uQ2XBesSONf2fXtb0p3RTz uOg30AXYJtYsZOCZ1tY40Nje829eABD7n7n6QNyHQ4uXfo30gGTke25qHXWrTUSPsX0CE8Ihwz2 hMkeUZwTfMqJiyaBALX3sTOm4aLCwhxxopgHZ7l9sOUD5gydVzdm+OxZ/SU+YKjv2yMPkMcXXq8 UB/kE30O+icZCdv1IE6tkhWLNygn2cFQgHaSLhkf+CynqEiQ3Mj+69pbRjvBa/Fw/SSKDi37CxQ xBRJOMa2NdjBSoinV3KlLTcMfF2V4ngXdpFbLrR12b5tWZUd091T7+7eB5mWOVsWvdc01mfCab1 5DFoSYdZAbGThoQtlxJ15VPdJ9rGrvH4wlY1vdbdDSJ3RRKBUCcqALzfhq+aS/amHTreFHrs X-Authority-Analysis: v=2.4 cv=ZpjtK87G c=1 sm=1 tr=0 ts=6808cbfa cx=c_pps a=Oh5Dbbf/trHjhBongsHeRQ==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=XR8D0OoHHMoA:10 a=EUspDBNiAAAA:8 a=o35e_me_ocybVmOQpLMA:9 a=QEXdDO2ut3YA:10 a=_Vgx9l1VpLgwpw_dHYaR:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.680,FMLib:17.12.80.40 definitions=2025-04-23_07,2025-04-22_01,2025-02-21_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 malwarescore=0 lowpriorityscore=0 priorityscore=1501 phishscore=0 clxscore=1015 bulkscore=0 suspectscore=0 mlxlogscore=965 spamscore=0 impostorscore=0 mlxscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2504070000 definitions=main-2504230078 The maximum link speed was previously restricted to Gen3 due to the absence of Gen4 equalization support in the driver. Add this change to set the maximum link speed to Gen4, as Gen4 equalization support has now been added into the driver. Signed-off-by: Mrinmay Sarkar --- arch/arm64/boot/dts/qcom/sa8775p.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qc= om/sa8775p.dtsi index 5bd0c03476b143444543c68cd1c1d475c3302555..65d9433a298f80eb782439120ad= 9c3c74025b441 100644 --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi @@ -6462,7 +6462,7 @@ pcie0_ep: pcie-ep@1c00000 { power-domains =3D <&gcc PCIE_0_GDSC>; phys =3D <&pcie0_phy>; phy-names =3D "pciephy"; - max-link-speed =3D <3>; /* FIXME: Limiting the Gen speed due to stabilit= y issues */ + max-link-speed =3D <4>; num-lanes =3D <2>; linux,pci-domain =3D <0>; =20 @@ -6620,7 +6620,7 @@ pcie1_ep: pcie-ep@1c10000 { power-domains =3D <&gcc PCIE_1_GDSC>; phys =3D <&pcie1_phy>; phy-names =3D "pciephy"; - max-link-speed =3D <3>; /* FIXME: Limiting the Gen speed due to stabilit= y issues */ + max-link-speed =3D <4>; num-lanes =3D <4>; linux,pci-domain =3D <1>; =20 --=20 2.25.1