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 5836A401A20 for ; Tue, 31 Mar 2026 16:06:39 +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=1774973200; cv=none; b=YOX+Wq8WJLOfsj8Yiw0pT1xuinSXFWNH36hvHl3grLDx1LBA9aPiqUcNlUJbpvj3oqqPAOUprTgNAcceFxvkbB7OKnuF5W2sewTqLDbWk+YszkC7G8keyPe3+/d/M/Ts+EKH7Mp+JoLBRLdN2zkRWadl30zWxTklBUMOLLw1KVc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774973200; c=relaxed/simple; bh=pi0dDbHJXEJVbZJ6ZG5ypkoytcd3rnY23wb7RUCjHYM=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=vEuRz3AHlgIBFbE2UKZy5ybX006BB+/LdKi7P5N7K4ZMywh5PB2AXE0TJ4nRaNGs8brc7eT1+LpOLQQhYHqFZ2t9X4Pq8iL0XIr8ajsYYLzB/hj/1boAKV3MOWVUfRMIfG6h4Sx/UP8qwqwUPPCt3iRo+GKMBM4bKzDescQPyf8= 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=anS9yjmU; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=Ib8uqUBa; 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="anS9yjmU"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="Ib8uqUBa" Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 62VF7rNJ4053792 for ; Tue, 31 Mar 2026 16:06:38 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= pSWb3pTaeY95vdPxjX7UY7rGaPSlAV+QyyhLsGlJC9U=; b=anS9yjmUXJ5FvfR4 6JeklTNPPU5LPXvy3e3FMSrPqN9si7uIUzTuBAMNeK40EZSeR/Z/0ajVMn+ioIWE PjSAePKV5018ajkbs+LMRLuudMch+v7uWIFchBf74zrymrStIqCRqc+wj/F7VH0V 5j3yVgKltiFxio1cxRX0iifjFEdZ7ZOnZdlkSb7j7XJg3W/4Ns9dNcQ8T/xf45PM 3/JhFFKV2dU3qr60NR5wgzuvtgGq5aOaI8zlD6+DN9HoXDl/x4ajnlgugx0AHS/l EJdEw0ZkSbL3cdJ7UBBzYrTbleWZbDE6n7Tl6U033LpsIXxQlTR9l9cBL5SvmXBY iaWmhQ== Received: from mail-pj1-f70.google.com (mail-pj1-f70.google.com [209.85.216.70]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4d7xx3cpk0-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Tue, 31 Mar 2026 16:06:38 +0000 (GMT) Received: by mail-pj1-f70.google.com with SMTP id 98e67ed59e1d1-354bc535546so6186414a91.3 for ; Tue, 31 Mar 2026 09:06:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1774973198; x=1775577998; darn=vger.kernel.org; h=content-transfer-encoding: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; bh=pSWb3pTaeY95vdPxjX7UY7rGaPSlAV+QyyhLsGlJC9U=; b=Ib8uqUBaQ2+k/XEHrunDHa/hYfkGcHLYTZVblVy5UHc0muJLIDaBivFjzlhM5ZheX8 GcMqyvaHKiUI+C2lbHmExRju9EvuuDwUm7ArmmmV/RY7hq59S8SmxSCRY6ZmwoVG1qYj lngS/N9tSl8lae8B7M1JEZKlerJtlODf47ldt1MDnQPX7XHxS5usGsNQa66dDeWEKrwI JQKeN9vRQR+jnMSurYrF9u1n5Jaeh1dAFZnGQovWe+OcMxzFE1dMf4j1l5afsYDvgY3L /07sKshHi3rU5dvzyp4snwP3vJgte9NQzg0p8OscK39CRXqorZmErAQF4FoM+F1ROttc ZefQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774973198; x=1775577998; h=content-transfer-encoding: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; bh=pSWb3pTaeY95vdPxjX7UY7rGaPSlAV+QyyhLsGlJC9U=; b=Mf4Xp/mfo96dn5srHSXbLouyCus3/v2ZpHecx3W9SSZoUTI0nFT0xcqGYAqey0Sjea ygCQxpB3eanWe9om0eR4qfoUD16C4XMdcCfLwzznJNZsLrqXbDpsHQRqHA27mRoj76Qs 41Z6znwm3ME1urtMmhI7sTRPp0+KLQUg903P3tR0xoygSbUKx8zhVMtK8rFuKlt52s4P AGw/VPR09UiFxi24fzmybEBNUdi6f8+Tp4xTYGXq8b5L4bRemSjIdIxA1WJALxRXpytI XtZI7c8O7kBiIEH2YeT4Tjc+5+i0EgFrJj3+aL6prVqjB/VA9CHDcoQx5J0ZxBRFd/7R XOrw== X-Forwarded-Encrypted: i=1; AJvYcCWwm5Y4iluKSFgZrnNSG8nFcFgHX+vDTB0oxrZ61aq7c9EzX7wofhFnE/Av4QseopuPT6MKKQj0KxLzMYw=@vger.kernel.org X-Gm-Message-State: AOJu0YzBsLtCepzzP6hXM0+dXR5mGLgsAap0aQ5TyN76E3F9S83RJ0C1 exnDjdm1GLLTSBeOQN4o4Q8GxILBddiNJIRe7ac7+5O4y7M5pMRGJyY3HnEI2Gjv3f8eDLAzXkT rF5qyVY96eF7ZAUHtHT7ND0xcSVpyblgttnL3sVTyMY3af/j0U0liHnipz6EjQfM5b9s= X-Gm-Gg: ATEYQzwEvleJkMSVyj2EijrwOpVbbu3zUsLSeBCZNVSj3e/hct16zhJiA+jlqsoqDD/ rqa6/sJ9k94Anpx6bSTyKYy5Zu/kmZlWKsRRucCYvnfTb5O5F2wAXlFfGppwxJpDAOIRF4IKSLN 6A8RHy/UFlhbUPYvou6/qrTA0+PVOiDGfNVSg1TlSBxLz06HdR3VNfHRjGWyHAh34xPTnuPYx16 Au5k2AesCEYey5FGIBoqrwrgzSPOXyd4tmvZi2VU8YsZdMW74QQg1uGf9bAmpzZ4tVWOqr7mk7C V03LhGECKNdXFqmNYyROl9t6RhYczG4xuq5bzOWW5OMdPiEQ8DFsZr8vcTSqPVHDiCOmmbM2VAJ PN3hyHukqoKVSFVlAfg5ayagy9X7lA5lBSDSTEhPwIp9x+fOOPBxP5R8fjhveLImu2urmyX4n X-Received: by 2002:a17:90a:d404:b0:35d:9d6b:9d8a with SMTP id 98e67ed59e1d1-35d9d6b9fbemr9871485a91.15.1774973197867; Tue, 31 Mar 2026 09:06:37 -0700 (PDT) X-Received: by 2002:a17:90a:d404:b0:35d:9d6b:9d8a with SMTP id 98e67ed59e1d1-35d9d6b9fbemr9871430a91.15.1774973197319; Tue, 31 Mar 2026 09:06:37 -0700 (PDT) Received: from [192.168.225.142] ([157.49.193.46]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-35dbe66f7b7sm2094541a91.10.2026.03.31.09.06.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 31 Mar 2026 09:06:36 -0700 (PDT) Message-ID: <1dc85067-df11-4236-bfdc-e2117da493c9@oss.qualcomm.com> Date: Tue, 31 Mar 2026 21:36:28 +0530 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 v4 2/3] ath10k: Add device-tree quirk to skip host cap QMI requests To: david@ixit.cz, Johannes Berg , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jeff Johnson , Bjorn Andersson , Konrad Dybcio , Paul Sajna Cc: Amit Pundir , linux-wireless@vger.kernel.org, devicetree@vger.kernel.org, ath10k@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, phone-devel@vger.kernel.org References: <20260325-skip-host-cam-qmi-req-v4-0-bc08538487aa@ixit.cz> <20260325-skip-host-cam-qmi-req-v4-2-bc08538487aa@ixit.cz> Content-Language: en-US From: Vasanthakumar Thiagarajan In-Reply-To: <20260325-skip-host-cam-qmi-req-v4-2-bc08538487aa@ixit.cz> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=ErbfbCcA c=1 sm=1 tr=0 ts=69cbf10e cx=c_pps a=0uOsjrqzRL749jD1oC5vDA==:117 a=fHzH9zTiDFanLkNeTzv53w==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=KKAkSRfTAAAA:8 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=Jr6ivFuIO4VC9FIHmAQA:9 a=QEXdDO2ut3YA:10 a=mQ_c8vxmzFEMiUWkPHU9:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-ORIG-GUID: qLrup5sIL7YBBsrDP2SXZ36aGz2byGp7 X-Proofpoint-GUID: qLrup5sIL7YBBsrDP2SXZ36aGz2byGp7 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzMxMDE1NCBTYWx0ZWRfX/iYe86hnWHNQ 0WXl1AKERqpAHcl0HHnGUo8NLaCEKWvCJNQkK2OwwoJww3NR4R0MUZiXqYH3dp8xvRnv3iYf/wm buKJej4bDWKlQfiZT+inmzM0xT+cXIVIW514T0fijN5g6FJab17F851Oy+cef3PQsd6izPocxPv Z2htXqV1OMUQK6wZMTZkGjDisNgTOY/gv5T0tcCXEkRzwQqL6iLVK0mbDaj9jS3PDpKEuBA1Nwi dQpLm0EDD2qyWHjX7ineyfaOSUAp2y9qu5ZrcPqGu6nouO6CYqFqOw9lLILcEAICmUWkNM8WIPK XrM3BS1pxpX04zYFnv9A2Lay7n42OHG6/qzkpOIbl/HUO9zKztkpueBNvAmcR0BNZSK5hzd8lqP 7W8oCfYfDu59xoLqCGpJNzqF427jAiN1of4AqGYa7HWjYvUDUVsyrcC60GwbNtXZKr3u9F8uy9M bPXsyDDat92a5Gtviqg== 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=2026-03-31_03,2026-03-31_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 phishscore=0 spamscore=0 lowpriorityscore=0 suspectscore=0 malwarescore=0 priorityscore=1501 impostorscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603310154 On 3/25/2026 11:27 PM, David Heidelberg via B4 Relay wrote: > From: Amit Pundir > > Some firmware versions do not support the host capability QMI request. > Since this request occurs before firmware-N.bin and board-M.bin are > loaded, the quirk cannot be expressed in the firmware itself. > > The root cause is unclear, but there appears to be a generation of > firmware that lacks host capability support. > > Without this quirk, ath10k_qmi_host_cap_send_sync() returns > QMI_ERR_MALFORMED_MSG_V01 before loading the firmware. This error is not > fatal - Wi-Fi services still come up successfully if the request is simply > skipped. > > Add a device-tree quirk to skip the host capability QMI request on devices > whose firmware does not support it. > > For example, firmware build > "QC_IMAGE_VERSION_STRING=WLAN.HL.2.0.c3-00257-QCAHLSWMTPLZ-1" > on Xiaomi Poco F1 phone requires this quirk. > > Suggested-by: Bjorn Andersson > Signed-off-by: Amit Pundir > Signed-off-by: David Heidelberg Reviewed-by: Vasanthakumar Thiagarajan