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 E849142A7B8 for ; Mon, 20 Jul 2026 14:18:35 +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=1784557117; cv=none; b=BmY/FMEPA75gO2lOme/mt3BhfeKk6vn3UV1IxlS1CKbxUQbHlsYUy15VHu7JjE33+JOSPmcuhLIbkiv2AEq2NyGWbPwySs+IKifekte2UpLjb0cDNSj0hqO9MnggxQ8hM+n5RlVMCNyz0eWiK9Pr+kqBPvaB2Da/msomIsyVWpw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784557117; c=relaxed/simple; bh=6XLAK18qq6YBqyBhv06WBGI8a6DBEWNa12vh2vrzgj8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=is+neJYXUK/O8ndgGCh/8YWBmF7x5TyxQ0L5G9ZdkRlESgFeHezwiF/3aY1ycz8V/iQLDN2XXebsihLKsEAENG+BPYY+bcY8qUx9BMWDeylsfpUUS2gtV/vPfBm+jvpCG4TTDBLw3QaENa94rO/gQBycpT5psH6zdCURr6WxLik= 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=H23KX3tF; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=OOlO0iZE; 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="H23KX3tF"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="OOlO0iZE" Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 66KDqXAD2962851 for ; Mon, 20 Jul 2026 14:18:35 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= 6XLAK18qq6YBqyBhv06WBGI8a6DBEWNa12vh2vrzgj8=; b=H23KX3tFcQtmbFl/ CF+EPLEL5JVgKPy5IOlCvICrmcZXqG/DJBnsGpC0IY8vbNvGmfyh29HeArRqIDIt 3tRoueqWRM2v1731jm97tMCSovqWU2hWwuxqpVak/u5iDyAbLtoJab0yOzlazGlU WX8VplRATyglnXzW3lAmdPjpJX25eDf6qWa77V9z1Ae38fFUD+62r22VA2Kyh67U bx/PUu6W6gABIbxxaqFdj9ELu4tjQvBIe/wWam0q5cOzDjG+f0mL0Vm4C2ttSlVA TyDsf5piROp5WkTNNI3KL1JMGX5v2V220KGH7x2gADToDQIsR1meP83mr4oA8ncY jz0YRg== Received: from mail-qt1-f199.google.com (mail-qt1-f199.google.com [209.85.160.199]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4fhfdchr39-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Mon, 20 Jul 2026 14:18:35 +0000 (GMT) Received: by mail-qt1-f199.google.com with SMTP id d75a77b69052e-51c07313be5so20576671cf.2 for ; Mon, 20 Jul 2026 07:18:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1784557114; x=1785161914; 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=6XLAK18qq6YBqyBhv06WBGI8a6DBEWNa12vh2vrzgj8=; b=OOlO0iZEo0dNGy19JpdWZh64+zdx267S2raMCOQ1SbIedejmYAlh0my+3UUQ00FCQ/ kcBZFiaIv2xxrBJNjK71SSSNp7TS0Xd3HgnEqXkrFZ3Id0RlIHaM6vF1JxEjKrdPo7my B5aRQh5rzJ0KfhSAA7gWHp5IiwAdpU0g0/P0dW24hOJgpQ3uE1ExKUkYvEahP0Zc5yLb ZDUZkUCRCCCyr7WHPHAHti4LVB22kecsmv+O2oh9l9UszUniyikERJ1L3j3RQWkfeXQf ohh3b5NSUtVjfmUbrFySX33DqvyEylJgVQ5GuubbNKh/F6tKl0AO1B9FPxfGSfWcqMmr GZGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784557114; x=1785161914; 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=6XLAK18qq6YBqyBhv06WBGI8a6DBEWNa12vh2vrzgj8=; b=ZqImUR1PvWUOi5PweDwdX5D4z+48oQZUCF/GQEDTthrri8Aa/46WCH571rNO+ezC4F ih5iKTBQROTRF9LI36aW0PwvrdU57YWEjHmTZYhxs6E6L0ettJaXIVGauBY6YuQiwr/x CcwfwsgDnB0Id74H7xsd5uodMc5BGAJjlemjmNU883vBPRof/g+pMT/Yf69HoVMOvuuK pjrj/nBDTf/PQCUydTN+kVOICSK/PMPIN22ZhmLhqT2lGkHZFok1z3JcfasaLXB0NktW EG1gzK1OAvA0BR70yK4A/VxqJTEfhQ8VwbZacXzVcvqk3NjuS/S5rVPlPH8cETfnW1zE +PDg== X-Forwarded-Encrypted: i=1; AHgh+RqH3WE319+NuhEOQrdf0TtEbI3egKi6y4VDW1r+fMUvsxW0cMa2+OvPgumefRCx0Nkp2A1kiMU=@vger.kernel.org X-Gm-Message-State: AOJu0YxHRl3HJgfBq6RytK4Qo597GyLNCD1CVJtjjxDKPt7Omht2Ijd8 GJE+wJFV0UfdenTPEc65ZPC9oaJ5mXSAjREDjjbvesxZksSzZlIxP71vweR4UgvN++cuvZnzc9N NfxOy41kwQjkAEVCCyPw/wIH5V5OjtMUto+L+6xMRECfrqvKxjZcHg2jT0V0= X-Gm-Gg: AfdE7ck8ruf4LSN/9Pyy9LMHO9q8APOjbO/bG0qSfmgtYXY8c6DXpee2LHpqJUxh9EQ GoDPW4Vr9wPOX4M5ObV/cs6NFxhaAAZrVmcENemJqs+p83uqyQNUgEOK9sA/BhE3GTuS3ac7r/g KZTpmx3Z/Hen3lV6KXCPWJDVPkqyluNbH4w4PF7VQ7sEnQ18SWdfeD5p57At7Yg2nbfO+z+KfTU mZ5cHGbKbIFJJgiOa2vqCfz8pEg6JyQtOdoO+XznKmhjXs+tkCDxDJCwB3zVhCuwn4NA4IkMId1 0pYHE1yPXIKN0uqyZue+DBzbeN5g/Y0iw4D1mybdg4JICfsuF3yukUojrsNNZakAIY9/LFBDr8B ivsyidkWLKYdPaMEEO6zQJWtZ X-Received: by 2002:a05:622a:a9cd:20b0:51c:11b4:6b24 with SMTP id d75a77b69052e-525f9059fdbmr6312441cf.3.1784557114176; Mon, 20 Jul 2026 07:18:34 -0700 (PDT) X-Received: by 2002:a05:622a:a9cd:20b0:51c:11b4:6b24 with SMTP id d75a77b69052e-525f9059fdbmr6312041cf.3.1784557113588; Mon, 20 Jul 2026 07:18:33 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c17009ae10fsm479030166b.10.2026.07.20.07.18.30 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 20 Jul 2026 07:18:32 -0700 (PDT) Message-ID: <6983e3e8-9eb6-4ea0-82da-be48704fe9c8@oss.qualcomm.com> Date: Mon, 20 Jul 2026 16:18:29 +0200 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 0/3] SM8450 IPA support To: Alex Elder , Esteban Urrutia , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Alex Elder Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org References: <20260622-sm8450-ipa-v1-0-532f0299f96e@proton.me> <959db395-ae71-4a50-bd46-ac5add545a52@riscstar.com> <48c624c3-5408-4862-b4ec-9321ad279bf9@proton.me> <8309e9c7-a110-478b-8cd4-c002070d2b4c@riscstar.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <8309e9c7-a110-478b-8cd4-c002070d2b4c@riscstar.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: c8oM651N0QoKqUBQSVFgmDmLDvP8DnRv X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzIwMDE1OSBTYWx0ZWRfX6ux6ehvCVblA XEvH4baqjQxPxtp6camiXH+J5OsnAhg445X6+MxGFFtWfMq3JjZhBYYTxumBeCx+4sq0bqDgnUb NIlVr7APO+//U4ImWuxYVGUqU/PdLM/jDTRmgC4pzVW4BPlXCtGiP1RWUciO8BTfipawSsQ496P etDgV7Rp1tDGPqvY2hGFxyh+OGhNV2B7UQR9U4WoqgUHR5zTfoe/aHE7d5e43Y0Kgubi8bR3MXh V6jEhXBno3hgMpX0qdiQr943gImUNp5Dycc1rAXE8xpzbRmOZxMmK51ecTCSaDwgirflcv4peQ4 OSksagl2m4Mb2At3rWHUqVLvgDq6ZHe+9F3MO1qyQl01xvjVhbdPjPzWTUu7lqdDijzfcZ/yrrn cnfYCyl/L2jKsSyYgYEH4j/B/dQJKmyU45RftKb7rb9MwhHWvZRZrmQ+ueS4PXiP01FxjGF6B8X 2dMvW9tH6sUIKSGQCzw== X-Proofpoint-Spam-Info: AW1haW4tMjYwNzIwMDE1OSBTYWx0ZWRfXwYJ5pTbF0PVk B3+xyAqwCLtQvGlbG/1x/Qp8drZS/Hm8GkkfpsGCwOg+nMTcPx1CkheLmNSF3pBEEoifWOal2zh 33fITj6adNidHX1dNq5jWmUGI7IIh+Y= X-Proofpoint-GUID: c8oM651N0QoKqUBQSVFgmDmLDvP8DnRv X-Authority-Analysis: v=2.4 cv=bv58wkai c=1 sm=1 tr=0 ts=6a5e2e3b cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=tXjHqIsmZuv-EF8L4YsA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 a=kacYvNCVWA4VmyqE58fU:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-20_03,2026-07-20_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 bulkscore=0 priorityscore=1501 spamscore=0 malwarescore=0 phishscore=0 lowpriorityscore=0 clxscore=1015 suspectscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607200159 On 7/8/26 9:49 PM, Alex Elder wrote: > On 6/23/26 8:57 PM, Esteban Urrutia wrote: >> On 6/23/26 11:56 AM, Alex Elder wrote: >>> I assume you have implemented this based on what you found in >>> some downstream code.  And if so, could you please indicate >>> where to find that (so I can do some cross-referencing myself). >>> I no longer have access to any Qualcomm internal documentation. [...] >> It's worth mentioning that between SM8450 and SM8475, IPA SRAM size is >> different, so I used the smaller SRAM size to support SM8475 as well. Hence >> the reason why I included SM8475's downstream device tree as well. I can't find information that would confirm that. Where do you see this difference? Konrad