From mboxrd@z Thu Jan 1 00:00:00 1970 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 4E9FF577E22 for ; Tue, 22 Sep 2026 17:14:26 +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=1790097267; cv=none; b=GI4akHj8ohKUHSmKh3AfZw9RxlgRUWncZ4TboCNnaLLnvnlH4fvnIfR+N0hwf0MrdbSFKd1JjiQcJxzQrk/WQSCH41wHCLNBRL8a/ZnfEV8h9N3LdugQjCTtuyp1ezZokB1gPyKg0ALPQunPb7H+aWrEqev4u9MPiVfneL8nAAg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790097267; c=relaxed/simple; bh=YoKdxzXqcxs8aDLJDgxMewiJDR0phHL0RqzGzKoDtbA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Ve6SYq4xYjFMPxD9NQn5+6IWXKHH7uypXxoMOSQBmVNCx7J38CeK/sg8Y3XWWmFC0f+yP1ocS3Xd890myBEFQS0Vdq8oBuRBwwTh9BXn0s1vfyhbaBvyOUaoIk4xEWkXDDqWiFL5bods3StAFMiTG3tPFDwn3tFK+zOIDhu5c/I= 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=SH+LZHyY; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=LTzBuDrQ; 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="SH+LZHyY"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="LTzBuDrQ" Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 68MEijS63924021 for ; Tue, 22 Sep 2026 17:14:25 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= YoKdxzXqcxs8aDLJDgxMewiJDR0phHL0RqzGzKoDtbA=; b=SH+LZHyYwm2EFfev dC5BCRUX03669BE8eC0oX2/hVQM7GGQdKVUNUdu4Itf5aHF9qQvWOX7MmQOwrZGg kWcnsZWveGgyMRCrEn2H8nN6mhJLWFQPRtULJLFNTYv1cSWibtySAPnLuuDosrK2 WuJsH+sc9vYBtwbhj9SZDjxSCF4nMV1MYxKEGmRGckPPpNkjIjpzDsALZHYkyV4A Wi0miG0scxa/iKB0GevgxH2N8lUg9+pVqEZ1MI+zPx9gUdwdAbwL2ZWWDOoCZ8u8 /779x+jpuN2xDyu7BTMFi1aVqBky7lF6RSzfZ/PAHroxEQ2nZzWlv/2Sj++WFsJf 6Sha7g== Received: from mail-ua1-f72.google.com (mail-ua1-f72.google.com [209.85.222.72]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4guuec0vg1-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Tue, 22 Sep 2026 17:14:25 +0000 (GMT) Received: by mail-ua1-f72.google.com with SMTP id a1e0cc1a2514c-980682ebf05so14358241.3 for ; Tue, 22 Sep 2026 10:14:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1790097264; x=1790702064; 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=YoKdxzXqcxs8aDLJDgxMewiJDR0phHL0RqzGzKoDtbA=; b=LTzBuDrQM9/ievMqIR8scbOGzJHFlb+lxwB7lHQLh1ZWJPsvfFvSu5SL88NTZ6o8HA udd2wQkDXS5iFthPodSoo2T2xDzIEiHfM872GT6SgosVXXkcs/Ll9j/KnakDZ2Ro1Y1A Dg+/LzZmP9P5kjpijj4bdFyj3YXWjYaDJaIL5FWOMsHGam26/iMJuAK0iBTiATIy5OB2 w6WZCLlEKIVaxRF/5puLsi/EchcJNmFh9YSLzUYW343/HrdWFiD7usLBf1m4poVJ9w9H 8qKrYKHnjVyOya+IdLllNsy9iQ5LmXvo5KQ6867Tqwg/N4aVc+642gWu+hRwXwbrnGm4 EC3A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790097264; x=1790702064; 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=YoKdxzXqcxs8aDLJDgxMewiJDR0phHL0RqzGzKoDtbA=; b=BrJ5VrnV8ZVepZCmQUCky1hGUjZS1o4e7ojEacPoxvlg+PrWhFuVwVB94B8jcWDEVM zhIaMkzczqk6JZTjzaR+lDaosCKQTDqKr04IEjUYL4QRylrpzB82ch50xLNjuG9U+EvN aUeImPwADwKYaEv+jGJSWnoOampCcK6chAOhXQyOHEqfApY5QLXnFBT5oVtrjOYacSmj PGzpEsNB3weHJ6YheE+kjD7TVqxDWhEhHGMzv/8fC+IprgLrYyNx7A3T9avDX03WBMpc +VpAr1NHMKUM9w4ClI9yh9pm9gkblDtPvk4waBRQ2XVQ3PWGQb0vraMmVWRl6whZLyJ2 PQSg== X-Forwarded-Encrypted: i=1; AKwUvBy7Lby8tDiIxa1YquU0W7FRfSquMb7g6bgnZkm4MDtCw8LrfF+7BKW7hy0N7E/ZaPoMq39YQxQ=@vger.kernel.org X-Gm-Message-State: AFuF++kBTKiuw/HZVq5URzG6IBrMk5s+eOyV2VTQ88E9y1yv1jBN/Fya f/dhxT34K1pKesvgIN3bO8gmYx6yL8lFkYYAT8mqMKTuyGGU4b9IpFLez7lRCaSif0KMfKm48B5 J9Ga9FxD2Q7T7FudZpCRyF5OnBP2W6eFVVAxT+YRkgp6BMKNg39+l6O2dS6/vTxOgsoUZdQ== X-Gm-Gg: AYBFou2PwAXcopqBKWt4xI4une0RWHJvQsEIhS+1+WGZRBCasjS8Bq0Asd2/b8jvLzw Dh5rbcwJMegGoBng73CeuF5kl8ZRRclGeehv5/wFeYqZFS0BIkaxb78GRWY0t7d2Vi5mEmNi26u 6AcwdohEVeMgwm+alplNfYVf3iSS7Q/mvWMTjscRK9iOQ6kI5IZoznLl6VJzQUhvjC8TFGQtXpw hUy0qsU/N6qTZthxBzG+rf8QiW7Y0/Q3+T8C2oE2x2+2fXr9b10rSx2FyD35q4pOwyTwXIY9OX9 6xNEwdTWAAXaKpOjHZ6JKhj+Bwhar8mR9498ZR9c0saJ0h796NF6RrY1pM/UBD1U1uDheDktjxp yqvUFRUQRqpa974bVVbxMivdJdeOVWOLg2p6UWYg= X-Received: by 2002:a05:6102:f85:b0:7a7:19aa:f0d1 with SMTP id ada2fe7eead31-7a719aaf773mr6957679137.30.1790097264218; Tue, 22 Sep 2026 10:14:24 -0700 (PDT) X-Received: by 2002:a05:6102:f85:b0:7a7:19aa:f0d1 with SMTP id ada2fe7eead31-7a719aaf773mr6957615137.30.1790097263755; Tue, 22 Sep 2026 10:14:23 -0700 (PDT) Received: from [10.243.142.186] ([212.136.9.4]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49fdaaf0074sm59131665e9.3.2026.09.22.10.14.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Sep 2026 10:14:23 -0700 (PDT) Message-ID: Date: Tue, 22 Sep 2026 18:14:21 +0100 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/4] net: qrtr: Assign unique node id for MHI endpoints To: manivannan.sadhasivam@oss.qualcomm.com, Manivannan Sadhasivam , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Jeff Johnson Cc: linux-arm-msm@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, ath11k@lists.infradead.org, ath12k@lists.infradead.org, Bjorn Andersson , Chris Lew , Deepak Kumar Singh , Raj Kumar Bhagat , Juha-Matti Tilli , Jeff Hugo References: <20260921-qrtr-multi-ep-v2-0-27dd80d841a0@oss.qualcomm.com> <20260921-qrtr-multi-ep-v2-2-27dd80d841a0@oss.qualcomm.com> Content-Language: en-US From: Youssef Samir In-Reply-To: <20260921-qrtr-multi-ep-v2-2-27dd80d841a0@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTIyMDI1MiBTYWx0ZWRfX8/4cJJoGW3pR q1YEhUHoQOsliqkTgoQoeIxk+YbKSLUWo6faDUtJaglPMDRl3rVcbkLFUGfLPZAau1duV2z/QCh SPCKLSQHQP07oj3Sm1RFUFm6+62VBSiHHSwfLkq5JNSog8achLx+e++K3qROYxvifQRejUHA21h Njz+Szqev1IRdbSz4BAHSAZ9bHho0PqejP/kmr0aI32+UWWGdHdEyjs4Y02/dqDTthd7lb0VVYi 8deGAUdJahbtZL0tl9EKqGdFYNhLTcWMZnNC9/gj89+tn7jfF7To1KIjQTSj+udp6qozzHULvTp IMYa6tIk5cNIF37lYgfq/BYmMFCXW801R6SxZLzybW6RUlPqcUN+wT0qr9oczx+ISkwJDeZ5/fq S5pX3+LDoNSo/zHX3jH6Lytb8LCEwlrZy+M5f7tVJE4dquUAjjtGl1YiZ7DKuyz+XHKkxUShcBV TKu3Z4r1F0ioEAuR5Dw== X-Authority-Analysis: v=2.4 cv=VKdIDNPX c=1 sm=1 tr=0 ts=6ab2b771 cx=c_pps a=ULNsgckmlI/WJG3HAyAuOQ==:117 a=dNlqnMcrdpbb+gQrTujlOQ==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=ar2LfINMGabpzH7QhtgA:9 a=QEXdDO2ut3YA:10 a=ZXulRonScM0A:10 a=1WsBpfsz9X-RYQiigVTh:22 X-Proofpoint-GUID: 9PbCSNWggqD82-ui2UDAOp0TMzsWdhT1 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTIyMDI1MiBTYWx0ZWRfXyEWobHkKlH0N e5JIZS12YiaLogxV8oanhneLpzJA83dGet2/IDLXKiFEiI2Ocr8r9nSaC+rp8UZVJwSLnaB69z7 XDjU1evLYoPjyvD4BnPy3YaDovyrny4= X-Proofpoint-ORIG-GUID: 9PbCSNWggqD82-ui2UDAOp0TMzsWdhT1 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=2026-09-22_02,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 phishscore=0 spamscore=0 malwarescore=0 suspectscore=0 bulkscore=0 clxscore=1015 adultscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609220252 On 9/21/2026 12:23 PM, Manivannan Sadhasivam via B4 Relay wrote: > + > +/* The offset is chosen carefully to not collide with the node ids allocated by > + * the remote nodes. All the remote nodes use node ids in range 0 to 0xffff. This assumption does not hold up for QRTR V1 headers where the node ids are 32bit. QAIC devices use BHI_SERIALNUM as the node ID, and it is definitely larger than 0xFFFF.> + */ > +#define QRTR_NODE_HOST_BASE 0x10000u > Thanks, Youssef