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 8159937BE66 for ; Mon, 23 Mar 2026 09:52:02 +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=1774259525; cv=none; b=opLpZATTmHdCjzpLzQdE0gjVg5BrdSqUbFCXkidVhjG9bq2yDcKGqj6UkQtJ3iyi0czs4K6cxAL6INP5LEIsxrtGWT7bCV3VyBPQLuiiIBQnarvNELHL/gl3rhbypZNcDOwjH+htl6mSwnxEXSdd07qxLx+kgESVdVUeUDMcr3k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774259525; c=relaxed/simple; bh=u+fiRKSs7mydM8yN930ej8ZzTpTSshn5Wz9CK1mO/8s=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Im3a8b59b4C3IjuLxiRrCU28J1FANWvg5bN9yU89OFefIrJxNiQlnAUUTZj5gxJQmjPbbEPC6B+hQ8WVXOUdoMkGmrNJdUjpa99VMnKb12X6Ss7r5rMLtDiEHtLDXNdYuKLOF2tz/S/V7JRGF0bh7UCqRo5qFyAukKK4VzEHWMw= 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=fRGYH6vM; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=VIAhnSf+; 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="fRGYH6vM"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="VIAhnSf+" Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 62N83rFv1364245 for ; Mon, 23 Mar 2026 09:52:01 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= czqGELlgNYAFwz5UdyFPRfpwCWUsQK3FF2zUTXrhlPA=; b=fRGYH6vMgYbd/JqS N/kZtHL6RmiBpp5MF6kx407bXA9UKyq6NHc/kUtIGuyoQF2Y/rK/zV+p/3e/8KjQ lcOVMWqb+WFHkrZVpa9HxYxWIQrjcr+9suSONmFDVyV6ommV2LlvHhD6MJsFTl+u LOJZe54ac4D8mxcqPV7/SdTBRtMBh3f4OUJVpPxSBsLeGr+QVc68cEB3kyhxN/KJ 8fjEzT6Q08onSoQGZ9pk5L4Ua9NoVBNrbqaHbcSZdXJ9Hw66rgFAuiqAdiY1JxLK mM411WXf/iGCRTxEolQgaRxuIQmvJrZCHtn3lHldSr+NY4t/CwS3fA92RHJ7A5TT mt7tmQ== 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 4d31p78d9g-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Mon, 23 Mar 2026 09:52:01 +0000 (GMT) Received: by mail-qt1-f199.google.com with SMTP id d75a77b69052e-50b317c4041so26918001cf.1 for ; Mon, 23 Mar 2026 02:52:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1774259520; x=1774864320; 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=czqGELlgNYAFwz5UdyFPRfpwCWUsQK3FF2zUTXrhlPA=; b=VIAhnSf+yb0PXuVnV6EfiGHApxSxiJqJG6kGtFgtFxtqMyJ+Kc6zYatPItOmp0kRJM wLbm4m4ZT2eZ3r+dJsvaGoy0GyzcjbN9KFhzTIDcCof8Bd0vH81Jti9RF42lwdHQiGXh lSlAmFEMpDvrXp7lApoWk7E5G8isKmh+3oVwYCDEbXAnLK61jvkQd01vVZc/wRD0QEI3 LYIHnmXlHM74y3fBxLOH103bw92VcgOCLGu09KYkUk/6TVDnZPz0xocEhORPQLuFjzFP X6Ys7j/cB3rg34htzR3WfWf999exU2O4XItWWOFulvOgzWpb5Yk55aLAtmjJZLPsfkiG JbFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774259520; x=1774864320; 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=czqGELlgNYAFwz5UdyFPRfpwCWUsQK3FF2zUTXrhlPA=; b=gJDZj0/3NZf6yH+hmkGEZ1slZAuN5+mwZnMM8/m7bLGxisi2jzwPx3odXdyoGmu8eK sT7NL3QAVSArORIn6EGk0eUvsMN4YlIT1C8/+ITeyQkoQP+zcXwasxdL9NWKEs11ncPf joiLxyX8Cu/cLSegv/2qIPhwMZ3Rso1eNDWVhnrPEqBTCwy8liQkOExmBpYMrW0COqOY yV3xvPYIQrnbuCCfoxH3PI3qfj+0m2ge22FF3geS0LZrSthuWJEdnVumLGbroaaqR4tS XZxIH5qWI6UjRA4g6fV1YfOhsOANU7/3CkH8fuezc1Xjn4ElSWXxplkGJYXr0nBV3FEG +rLw== X-Forwarded-Encrypted: i=1; AJvYcCUlKKYqwWpn6UQM6X3CmWtAXjDovMRTd9dKoFHE0xfpzR7Z7/k4j6gi477WIiuEyY3cVMNymQZTEXsaYNw=@vger.kernel.org X-Gm-Message-State: AOJu0Yw2eAUnvcs4dehohyoKjox9BDogl2IPZ1gdJQfcMPAWc07G5l1F oBQMZIU6sS6zUQr3Tju9K7sCiw/o1MKsSCAkZ4SmS6B1nFK22m9NtwuIN/fHwNbLZg/u+EN/EYM +Fmj+1HgRMpgVoqlvdKWWpBetZbLh7OU1cR/jEvQzbD8mcRPXD7R1rul9h9B1FznBcXI= X-Gm-Gg: ATEYQzxwPyOGDQrQwttTBoeC8a/Oxq699YwdhB5LU6ADAUTWLZyWVSWDW8QiNQEwJLJ OUTivRn9vmv8ei4OqaprNxY1afu0LJVkujYvK0AjWGfc14tv+NIflqruY1xbj7DJF9EigIlqL2J lHrdg1h2xWyvJ4fvJ3e24rdHVDrOpXj45TcgljY/HEsfynFb8eKVAio3FX5fO7Y8iW16n4LA97B UbDeE68rPdA5k/PYGQWe6AUG9xPFzF5Ze/Aof75nTq3RmcFLdlzrwCtj9dNX1Gtdpl/vlIhsFj/ 9i+pPhceDD0XWHxUsP6Ikunv07rbAruUqlovJ8iQkdmbGH8WhG7WsB12/0XB8n+kpVmH2VALsbi PfWDiTzPaB7rxjONb52yCZ6wqVS0ieBWhQX/wei5Jxpgd/aR6FleD4dYzfSCWTq9PupF5lNqngV Gky50= X-Received: by 2002:a05:622a:1992:b0:509:d76:fe73 with SMTP id d75a77b69052e-50b373d748amr139954871cf.3.1774259520544; Mon, 23 Mar 2026 02:52:00 -0700 (PDT) X-Received: by 2002:a05:622a:1992:b0:509:d76:fe73 with SMTP id d75a77b69052e-50b373d748amr139954671cf.3.1774259520101; Mon, 23 Mar 2026 02:52:00 -0700 (PDT) Received: from [192.168.119.254] (078088045245.garwolin.vectranet.pl. [78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b9832f8dff5sm468904766b.24.2026.03.23.02.51.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 23 Mar 2026 02:51:59 -0700 (PDT) Message-ID: Date: Mon, 23 Mar 2026 10:51:57 +0100 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 1/3] arm64: dts: qcom: milos: Reduce rmtfs_mem size to 2.5MiB To: Alexander Koskovich , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Kees Cook , Tony Luck , "Guilherme G. Piccoli" Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260321-asteroids-v1-0-4b902901cb49@pm.me> <20260321-asteroids-v1-1-4b902901cb49@pm.me> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260321-asteroids-v1-1-4b902901cb49@pm.me> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=RMC+3oi+ c=1 sm=1 tr=0 ts=69c10d41 cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=99d7ovULxnTXCptroH4A:9 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 X-Proofpoint-ORIG-GUID: ecB4S0NRdjv4QFkh2TWjcfytbQmLSgs3 X-Proofpoint-GUID: ecB4S0NRdjv4QFkh2TWjcfytbQmLSgs3 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzIzMDA3NiBTYWx0ZWRfX3Z4AyoBSlOty gS5KQPb7xtaHNjOHbvIDCrCNiW7HyQoUX6nhhA0AZR9rvx6uqxCgg3X9u3oz9o42JEktbSINZcw WYw/62576vTkTKdDs6QM/8jzDcQa3MGXpPPdZg9s9mSVQurlYYYQz7Vc9oivot6ctbNYhM4bPAW OHnhNoLlNhW9kYnP2YcE6FhMtY3jj0oMFfBHwqKQd72k1cXTkfYqQTEf7RORpFlOnhdtr8BkF+D 8BgMhp55h7B1aywAo4mynUpaPeRfQWtGPjObAUgVnK9Kdi1DJx9Do5HAjJFIOTN0y43/rHb16Qc DkG60ZVFvEN4an7VkWnzjROWF7eN7PD29Tgavi62mzkDsHGo7n+3ikb7Gloc0O14hSqBxxkcRLl QIRrke6b7s5QK0NcWBKtSn3wWT8z6fvz15aDj8Um62IFOyasjIjwe9DNx2ZAdoKU3aRdEWmmZOt HCznqVrBKaPJUdaznvA== 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=2026-03-23_03,2026-03-20_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 malwarescore=0 phishscore=0 lowpriorityscore=0 impostorscore=0 priorityscore=1501 bulkscore=0 spamscore=0 adultscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603230076 On 3/21/26 6:00 PM, Alexander Koskovich wrote: > The rmtfs_mem region is currently sized at 6MiB but the default for > milos downstream is 2.5MiB. This causes remoteproc crashes on devices > that expect the smaller size: > > modem_ac.c:281:Access Control Error: Could not protect the region specified:Start:e1f00000 End:e2180000, PID:1 > > Reduce the default to 2.5MiB to match the QCOM downstream config, and > override the size for FP6. > > Signed-off-by: Alexander Koskovich > --- > arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts | 4 ++++ > arch/arm64/boot/dts/qcom/milos.dtsi | 2 +- > 2 files changed, 5 insertions(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts > index 52895dd9e4fa..c0981ab731c4 100644 > --- a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts > +++ b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts > @@ -724,6 +724,10 @@ &remoteproc_wpss { > status = "okay"; > }; > > +&rmtfs_mem { > + reg = <0x0 0xe1f00000 0x0 0x600000>; +Luca Could you please confirm that this was intentional in the first place? FWIW I see that volcano.dtsi indeed only requests 0x280_000 on a "clean" Qualcomm tree Konrad