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 9EB2A33B95C for ; Wed, 8 Apr 2026 06:06:07 +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=1775628368; cv=none; b=JDMNoyM0g1zx2CpN9o7S8S5B1UwL82rxsd1kTv7P9K/zmU5ptumlmqLXfd/OhTCeD/kb5KuR09+7hCllKIAer8OKg6XyI+Ylr0Dj5weoHRoAOgZPAUEynvqm15ikD2jen01NK/4T7wZSghhJRaN3Qia7bXnLrAeZVChxDRzxliA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775628368; c=relaxed/simple; bh=E6KklF2p6JB+pfj0G9dAm/Uj76BZjD5t8kWTwUyC3X8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=b5h83fac+OG74nasy41O36qUxNz5nijzNeVJ/AJ8J5RbPo1ATJjTycBc/LrLEotLEvUebn0nr7T7sAgcoB9WLrLnUrrEUTX0mbxN7XVIgkl8S+tSCB8uaD43Rv78JGma3ERGApSnsqSdmP9xekoXJrIPNQ7Lqc5j7u/D6XRurjc= 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=SCqbc9db; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=DSY/2WxC; 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="SCqbc9db"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="DSY/2WxC" Received: from pps.filterd (m0279871.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 637Nftgl1259641 for ; Wed, 8 Apr 2026 06:06:06 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= v0EWSn6WklXDbV7L1GTeMxyO36jOW5P3v4CqHJu5cpo=; b=SCqbc9dbcvjp9zag sXcMrMzInXJcsKcg0+8Xl8KK1RqI6vj4HzVBIQAFpmUQ5sjYObWGhR6ZHQwBqHxn XMZnOd8HreqbHjJdpx20WwTwZc9MM6ebnh1NoDdJtxMrLrXFHPpnLFUcmWexMZTY Sfg7VeKUk4/zmDJrQNlLPIzE/7mjAqXCzPh6Fy+PIqE089lBV6z9RLtbLHJnlLQU dyQ9EhlHAH71NWU3vHo6SUSHnbAdzhtUC5w0yYa11k6haFbcRR9vp729x8WkTsbP tPq4apZ0DnGjKtOXpBDUJIw64cmNRMLo2HVpXVudLOIfExcVNRnZaqFlKwhQ2mCz pMhoGA== Received: from mail-pj1-f69.google.com (mail-pj1-f69.google.com [209.85.216.69]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4ddbtts1dq-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Wed, 08 Apr 2026 06:06:06 +0000 (GMT) Received: by mail-pj1-f69.google.com with SMTP id 98e67ed59e1d1-358e95e81aeso13381228a91.0 for ; Tue, 07 Apr 2026 23:06:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1775628366; x=1776233166; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:content-language:from :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=v0EWSn6WklXDbV7L1GTeMxyO36jOW5P3v4CqHJu5cpo=; b=DSY/2WxCgiWaUYZK6e2SrBuV+mJqahZghhYWiCRa7c9x+qlN3z5vLIjpcFCQd4PDZi HHEkWjUWPBl2JMmj7FgiEXlhX1qKS1mB0LpNAvxneruRruoQAU0ZxHf+KuHcamRUlOR9 MHQsTeqc1MCVExaPOxda4MdCFu/K/0c3D1tU9u/ajeUhw84mIiF7N2x6GVcFsm4uip0v lKE4sMLk4b9a9TErygzVcW49cpm/Pkc9ym5bP/1PbWw5mCk4MIQxYfcG8PaP1xFX93Ib cwPDR+3MDOAthh4o7UFLoALpGKiTsdFgvLLx6RYV3O6+hIg2GWsQ+AlzG4JB/E3BTsom 5RgA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775628366; x=1776233166; h=content-transfer-encoding:in-reply-to:content-language:from :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; bh=v0EWSn6WklXDbV7L1GTeMxyO36jOW5P3v4CqHJu5cpo=; b=qy/ntbgorU51Poe+J5uxavNfJAXg5PlMCEgJg9GazB7N4q4DHehNYUGp04kbpUJJW5 DKfO/kcX7oaknkwSE+W0RGTOx7urMxd8pejYHHK4+VYDaeEvA5u2ESE2orSmg/oULvcB CqXSIm9Gw37KqM+t9MObyOlcxrrPIZmSDi4URLWOXNuQcFqTNCDXtXcSti+Nn9hImaTO z0zlvlDFT+IwId0ygl+8RIuswv5LhXTKg5zyVasvdnvA+1c7F9OdzzXVozcZ+aXQIiur qB7Zok4z4xOt4RfCDf65pnlb2R9qI/OYO3b++QsDlKddJDSCXaW1A0dCx/cWW1RM48PK Yjxg== X-Forwarded-Encrypted: i=1; AJvYcCX0N0ygsyhJTBL0p+9Ic/KFkbx8968H+DVKy02rHfwueNTeWJQjkoB+kMWFMx7qkOpmXmhEQG/VPBgaD7M=@vger.kernel.org X-Gm-Message-State: AOJu0YwfjeIQRnh8wWU+H6yQ4GscJIMqS6xyj3EIZr8nGml/iY61o1Qk /zWNCMEZtIlgyiq38nBg5beg2ENB0mJ8gbN8akbNIv5Q3r94Pv5boLiz2tHI4ylE3HPP6c/FJEz vlVTxjb/0LeL007/9YaYrGBdjtrOB7x0ydkQKMkBXztt8fATacnRpnEe9AXbO96waUpA= X-Gm-Gg: AeBDieupnvoh+iLqYjJ9BY1Vh7uXdWs+PDwz7t+ZGE39FmI0JiXBJhcwKOO2xkNLjX1 KNEq5iNKTGF4w1Yd4lsCIdBNLkSQYrR9SeXOCdUlchgBZRtnnoPxOsnnNZg9suVDhkduEUfe9gC Wnp7zkSW2PXidKk3OPiY7xpbLCmaIv5n9hSrGv2e+fDdXRCJaYPgTjfsInF/DPANT9Kf73mymE+ GuqkNjoZwXGSWoIFZAF/Y7JEBPD7UjXS90NRlLcsgx50r1LEUtbxXm4MCCf1pgCzRQMQ9VksKWv e/qWCGAAi72m4JHuMw+va0IXysiH6BEQPruzIZlTEeeTz8kkWC20Iscaz7VOACufXqO7D6ncGwD KGsABtiLq3jdWrs/nT0cyrmaDMTCdnrW+f8ZgZpjmixYSkHT96WTYv78eKIMU5Q6//R6azge739 WxrSvpVPXOrC6jelZTs/Q= X-Received: by 2002:a17:90a:d005:b0:35d:9d28:e897 with SMTP id 98e67ed59e1d1-35de699f483mr18753248a91.28.1775628365486; Tue, 07 Apr 2026 23:06:05 -0700 (PDT) X-Received: by 2002:a17:90a:d005:b0:35d:9d28:e897 with SMTP id 98e67ed59e1d1-35de699f483mr18753218a91.28.1775628365004; Tue, 07 Apr 2026 23:06:05 -0700 (PDT) Received: from [10.133.33.204] (tpe-colo-wan-fw-bordernet.qualcomm.com. [103.229.16.4]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-35dd36a1d04sm25128122a91.17.2026.04.07.23.06.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 07 Apr 2026 23:06:04 -0700 (PDT) Message-ID: Date: Wed, 8 Apr 2026 14:06:00 +0800 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 0/2] wifi: ath: Use static calibration variant table for devicetree platforms To: Ernest Van Hoecke , Manivannan Sadhasivam Cc: Jeff Johnson , Jeff Johnson , Johannes Berg , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, ath10k@lists.infradead.org, ath11k@lists.infradead.org, devicetree@vger.kernel.org, ath12k@lists.infradead.org, Miaoqing Pan References: <20251114-ath-variant-tbl-v1-0-a9adfc49e3f3@oss.qualcomm.com> <2fd84ab2-2e3e-4d05-add5-17930a35fedf@oss.qualcomm.com> From: Baochen Qiang Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: ZAPxKlA_lHJtMap0bgig5aSJLOKx4-WL X-Proofpoint-GUID: ZAPxKlA_lHJtMap0bgig5aSJLOKx4-WL X-Authority-Analysis: v=2.4 cv=TOt1jVla c=1 sm=1 tr=0 ts=69d5f04e cx=c_pps a=vVfyC5vLCtgYJKYeQD43oA==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=eKx4iS3zDsI69C-aG7AA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=rl5im9kqc5Lf4LNbBjHf:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDA4MDA1MyBTYWx0ZWRfX/8AEbzayDL7y TXI51XP3VSYkY3PCDhtc3ZvkDP4YWSSwYItIkwyLIzdmlKKtw1gqvJ6IGn7IT1uOM0Jpk3in+pa 1ignhCbANSlH5m77/1ZiTTIg405L5izdBbH/QcchInv9Tdq4dQnpxlBnIaPHMhjcq6Q7DsW6yK5 JdLfl6yXp7LbLHUMnFpH+yO5y1ftPyypahnVYA8g7eJ/ODljbzbvkWI/lv4Mx/a2ahAcDYiDSTd XKwqLlJ/F7FdVmhXW5O4P3V5M4nlljEMf5r1HB8eWpOxBH4s+mIRwFi2H3NCcMQVnZ22HrNtr96 Htsz/V2SMotC/qZ4ZJlqg59HUhSbPl5ikfplpORt+MIdsLfBVFMhMorURHME+5n/0e+BIYYnMj/ Z2/e/rkhzp92G0mkzv9UH+Jgu5AG/4M/R7qKFQ95jSNyY2Pl1ACaSbJsxGC+Po5D6pBFhq+gc75 6MdcWr0FR20wTuAFy1A== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-08_02,2026-04-07_05,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=0 spamscore=0 adultscore=0 impostorscore=0 lowpriorityscore=0 phishscore=0 bulkscore=0 clxscore=1015 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604010000 definitions=main-2604080053 On 11/25/2025 5:57 PM, Ernest Van Hoecke wrote: > On Tue, Nov 18, 2025 at 12:23:20PM +0530, Manivannan Sadhasivam wrote: >> >> ath12k doesn't seem to require a calibration variant. But even if the user >> replaces ath11k chipset with ath10k one, the calibration variant should be the >> same as it is platform specific except for WSI. >> >> - Mani >> >> -- >> மணிவண்ணன் சதாசிவம் >> > > Hi all, > > Jumping in on this thread to ask about how we should handle variants. > > We are using the WCN7850 device with the ath12k driver and received three > board files for this from Silex, signed by Qualcomm. All three support the > same board (SX-PCEBE), where one is the board file to be used for the > US/EU/JP and the other two are one for higher emissions in the UK/CA and > one for lower emissions in the UK/CA. > > Since these are needed for regulatory differences but support the same > board, we were wondering about your views on how to handle that in > mainline. I see that there is no support for the board file selection in > the device tree for ath12k, and that there is some discussion on how to > handle variants in general. We are using a device tree-based setup and no > ACPI. does your machine has different 'model' property for different BDFs ? does the existing ath11k 'calibration' property based mechanism satisfy your requirement? > > Thanks! > > Kind regards, > Ernest