From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 47FAB4E3778 for ; Mon, 7 Sep 2026 13:20:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788787243; cv=none; b=ekWOVnOKXqHZhe1CM/EYJzyjx+/enDt9rUSCQ64oisJwbfZSf4xbbWeoU6xwTqkegftL++l9/C5/XB9oUj3eIHXYTAOpGjyp/g63Fc6hlYeQN97cyedNcrTbyBksPxnzqdtsbni4AplGp90SOWarFu03cS4YMTNWKJs7dmOZMIE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788787243; c=relaxed/simple; bh=QMKR2U1eWght6rndoMaCkR4g8GmHo0hzK5L19P7OJrs=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=qWJOJkfMTz6ySOGhsPsxl1GjskFWOL2Tc33QByedq4YvTzkpYIarR2HSgjNKb1sGYJVr/oGG3Hhqpc6QlGWlmdIwL4zithQCwdY/m4W5zf6TA6yKmSB9Il6gXteNbloKzoEf0dbNnhjRJQI+yNT3K20fhrztEYi6H0au1RGi7dM= 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=jUtLQNPj; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=FZAmc2tV; arc=none smtp.client-ip=205.220.180.131 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="jUtLQNPj"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="FZAmc2tV" Received: from pps.filterd (m0279870.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 687AnRbq4064577 for ; Mon, 7 Sep 2026 13:20:37 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= 8UzmpjIxRHN/BilcB43bET/35xfzOKpYXBLvk43yM1Q=; b=jUtLQNPjVOqllxfb 3+KC14fSj1clLoxp02gAFxfXKllsMv3UGv3ljQApssvZOflr+LptWqsj8JkMP5R8 sTtJewPwyPW6nB0Os5Oo1+t74Y/vQR6xbK5yt+In7iC/Fr1KUBUbkFUVS0Q/fLVw AhwUYq7kMrs88jGR40IOprw+u+NAqCwGFjLTyogXaaUyP7Qm8sASiN7XsIjJM1+0 h23tStHFegX2hVXmB+tRJ1/Mr0/uSYNCvc7z2mxgnq8FjJ1mJfne1jq0gyy2r4Ht fq8370J6HOFgBgajsm0oSxFMHcwhIy0pIKineZSx9QHNgzTvGPmu5sFPOtSAfK/r MpnqKg== Received: from mail-ua1-f69.google.com (mail-ua1-f69.google.com [209.85.222.69]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4ghs86sc7c-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Mon, 07 Sep 2026 13:20:37 +0000 (GMT) Received: by mail-ua1-f69.google.com with SMTP id a1e0cc1a2514c-980d998b271so1536241.3 for ; Mon, 07 Sep 2026 06:20:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1788787237; x=1789392037; darn=vger.kernel.org; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to :content-type; bh=8UzmpjIxRHN/BilcB43bET/35xfzOKpYXBLvk43yM1Q=; b=FZAmc2tV3hrS1fRn/Psi2CBTnTW8MHuaOT/53JlLNTe6o0EYO5CnDuylJqQuVelrqN /69blpCujsVOD38ye6yPQ/HT3nn/94pW/ec/78Q0eUV4ZiY0XTUFwtWHIDCfwTIPQNZh u4iWOaHyg0TUM7MWI9kAjpGNh3E2lldkIG3oWErHyYkbIJmaBmsa8jy+Gac2db2GMZo5 2x9gAgwKV1Y9MYIxBGHQ1ZrT7vs7zDYvSYekuYMX6qEIq59C1Dxv1VpRkdcHq2MbZ4x1 7pzkTh/iDY5Guag43ruZtWDhnSUVECpgL4fMWibkGX1OLZiI2vh9GTQ0VS6fHLkZsL6q fsGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788787237; x=1789392037; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=8UzmpjIxRHN/BilcB43bET/35xfzOKpYXBLvk43yM1Q=; b=fqvPc0fuWnlQZ7hrrZTTzWdVDELTVg+nkvp4E+iJsEGi71nCKhy1/ywJ3xcotQ2lJn TlTXC2I+8hT9LOdlochBTWibPevWeis7+1Y7PD5mn/gVlciwlaQmOAMM1b7DGHXYpeXC ABd76kHUgbKBUojW/LNMBCxvgvMqHQh/sVnlo5PRxXH2bYH+ZuYsdixUDvzZCzXlFO+0 ZghOT+6EUpNZPm/3PjOWvXjs0ZA+25BMEKeJ0d+++gVg9rZX2QiE/AivbmcFkIBmvIj9 qpJJlWLBYZ1qJFUTq7gOyggaZAbDSmBrW4/fQPhL0B1dTxjKSsY9B3Xxo+4jn/v//xrV aotw== X-Forwarded-Encrypted: i=1; AKwUvBwDV1Zj/dBa0kiseSlI4PXvDD5NeIRT6ETUppM4omvMMyqyZqqZ4GqIRJJ9IFjWhKVJ5AilgJRLPiGCoEA=@vger.kernel.org X-Gm-Message-State: AFuF++kPOLQqY+NA3TJRdv+wdVx44VLZB/0dy4VJFG2YnS2gMX878Hg8 q8646HYBc0bT3+sovw2iT0vNGga51IZH78u+1E+THA+UytCLrnOZhYHTJsam0W4nFlCcfd2AyWj xVdpJZIadwyqbeWMockaV8+KrroXU5AfVrCvU+QYdJ9ud08mD4C6yOFTJrPss86oETIo= X-Gm-Gg: AYBFou2U5DJqtrHxBCC3MvPyYsS/ibUv+SCHXqIFVrml6qZLCf0o/6F5eOWkAAcCglw c+KxkmkGg5rGr+2LKI6l1MsKkZ3F1C0M8j7rSlS5Kyiktdk3SGuq6KjThnJn2TCkK4FeHwmrUh8 TRhgwTusElz/sfdYRSv+59d0Qqyb/YJV7V8a31RcLBsSNuF/cUbCKonbQCfC4pfk6rieYRISpOc sxgIJl+RpAPObiZgNZwkQWU2xxWSb2TdbVIWFF63VJ3bVggu69JZsGa5SSPZvV+CWk8gu4Fmq8c uq/0W/mQxF4JV+K2mPr0+LUEXs5pkNV+5mvgxf7cieQQ9+yLxof7IJFxqLLay0AbrKGkava2fTI 4i7oQ3bv1Cjc+Ys2npUEaPg== X-Received: by 2002:a05:6122:c2d6:10b0:5c6:2128:7cf8 with SMTP id 71dfb90a1353d-5c7fbb2e565mr1556730e0c.3.1788787236525; Mon, 07 Sep 2026 06:20:36 -0700 (PDT) X-Received: by 2002:a05:6122:c2d6:10b0:5c6:2128:7cf8 with SMTP id 71dfb90a1353d-5c7fbb2e565mr1556659e0c.3.1788787231199; Mon, 07 Sep 2026 06:20:31 -0700 (PDT) Received: from [192.168.202.12] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-5b6166ed2b7sm2377474e87.14.2026.09.07.06.20.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 07 Sep 2026 06:20:30 -0700 (PDT) Message-ID: Date: Mon, 7 Sep 2026 15:20:26 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/3] interconnect: qcom: x1e80100: enable QoS configuration To: Marc Zyngier , Raviteja Laggyshetty Cc: Mostafa Saleh , Georgi Djakov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Rajendra Nayak , Abel Vesa , Bjorn Andersson , Konrad Dybcio , linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Dmitry Baryshkov , Odelu Kukatla References: <20260527-x1e80100_qos-v2-0-305c6539e6d2@oss.qualcomm.com> <20260527-x1e80100_qos-v2-2-305c6539e6d2@oss.qualcomm.com> <86ld9d4h4n.wl-maz@kernel.org> <86jyox4fas.wl-maz@kernel.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <86jyox4fas.wl-maz@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: vsbH0-wpisKd-LYuN1cmDenQzbVSAThp X-Proofpoint-ORIG-GUID: vsbH0-wpisKd-LYuN1cmDenQzbVSAThp X-Proofpoint-Spam-Info: AW1haW4tMjYwOTA3MDE0NiBTYWx0ZWRfXzHksSVrTcdQb cfALgDrpYCMHSvcKXr8EosKz8gjY2BfqasC7/5F7T+J+/CQ1fcsNwK6ywJtVD6wWCRLBTlvJC9l bjeTgDKbaw0ebMeM8ON/h0quj7UbTlk= X-Authority-Analysis: v=2.4 cv=LseiDHdc c=1 sm=1 tr=0 ts=6a9eba25 cx=c_pps a=UbhLPJ621ZpgOD2l3yZY1w==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=1XWaLZrsAAAA:8 a=6exlRfS1EnHN7lmZ4RQA:9 a=QEXdDO2ut3YA:10 a=TOPH6uDL9cOC6tEoww4z:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTA3MDE0NiBTYWx0ZWRfX8+Qw9JILKs2k HQ3pCcUXvnYXj/KukCEYnFy2fQ5SkTkKbh0krwhWP4/XikG81yV3IMjF5+wM9vQH/wF/59khDuz 04oKe2TzcijWxHmkVWnWuQlyS7/zXnEb7uaHDp/TZrynuxIPqh8K1zywStGlzmL50GcEAxYXE78 +ITH6sk/mv3ZKMSDOmEFvbs4ooNIrq0xdiSNUYJFNymKKS9ezcN+EgaU5cx5FDk5BC56J3ft0wB nq2jW1eJZmV65AOoKnHtIv/mdNCkr9MEk/wuj4vxWjzKWHQkX2+QH3z12RfPpbH8Rfxv7fNowEu iIOCDRwsc25v4mr7SMG4M4MqNj98XVOD+awJRPyUNptfpkYe7lLDHGJEubRV40vg6/CYR6aCEuG VZmyDxuhBzVHB1A8/FaY87x0P2JiJoFfmCQ0I5dZol7ZMQL2YwTJ1yGCkMS51LfpXh+OzKHrZrA rGAorO5n55Uhzt/xaWg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-07_03,2026-09-07_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 impostorscore=0 spamscore=0 lowpriorityscore=0 suspectscore=0 adultscore=0 bulkscore=0 malwarescore=0 priorityscore=1501 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609070146 On 9/7/26 10:49 AM, Marc Zyngier wrote: > On Mon, 07 Sep 2026 09:18:38 +0100, > Raviteja Laggyshetty wrote: >> >> >> >> On 9/7/2026 1:39 PM, Marc Zyngier wrote: >>> On Wed, 02 Sep 2026 14:00:52 +0100, >>> Mostafa Saleh wrote: >>>> >>>> On Wed, May 27, 2026 at 05:37:10AM +0000, Raviteja Laggyshetty wrote: >>>>> Enable QoS configuration for master ports with predefined priority >>>>> and urgency forwarding. [...] >>> I'm also seeing spurious resets on my "X1E001DE Snapdragon Devkit for >>> Windows" when doing large file transfers over the network (30GB+). >>> With this patch reverted on top of 7.3-rc1, both machines are as solid >>> as they were before it. >>> >> The current patch enable QoS for Hamoa SoC, which get programmed only during >> driver probe. This shouldn't impact or cause any spurious resets once the >> device is booted up and probe is successful. > > And yet it absolutely does break things. > > With this patch applied, the box resets within 5GB of heavy network > traffic, probably because some transaction get delayed, and a watchdog > fires. With the patch reverted, the box keeps receiving packets, and > everything is hunky dory (100GB+ so far). > > Which makes me think that the set of hardcoded parameters in this > patch is not universal at all. They are, provided the configuration is for the right SoC.. Turns out Purwa has a slightly different topology and that went unnoticed as the platform was brought up upstream. I'll send a fix. Konrad