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 9AA7348F832 for ; Thu, 24 Sep 2026 13:41:36 +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=1790257303; cv=none; b=Im2COsPf6wMP+viooWmuG+FraM0hdpb9ekm76bcHcbV/ZdfmlYHX6DiDbCQfz9NCuyd7E0J7U8U4oWGBLXJyl+xyw7EXLiu180SbFqYInjiR++VLmVRx1z/MBb3A6b1CBENxXLI7EIPcFlCPfrG3SqsoOBBwfGk6jmv6VcHtVqc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790257303; c=relaxed/simple; bh=aWAGrhyCX9motQNWAluLG+QkdSPnPvrsexRft0qrURk=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=pn8J+04k9ctkHNzsonnLTu/+WlM0D+J5T57SdUf7WWJQ7zpDyADRYxGweo/Xs5XP/qYBl16Ugv+CHv89xjfWvebRCcQK+a85oaI5H5SAw0pBjf1l9dkicEV9xhqA065uh5+vzmJjU5Z/lu/CxlilM4DE6N3/eYNRZ16vyqoPrlA= 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=Ne/GjaE9; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=BzDJGnyU; 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="Ne/GjaE9"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="BzDJGnyU" Received: from pps.filterd (m0279868.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 68OC53B42002556 for ; Thu, 24 Sep 2026 13:41:35 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= QEYYv0cWpRHAP3FDxsLq4vXa1ZOHiCaWsZmD4zy72Q4=; b=Ne/GjaE9uyckCFt/ p0/89XjL/xwCoQ9isszFuJo3idOD9dW3SJL106ZqA7rlEJN8mQBzfqf5g3YnxK+f 3LdSU5UUqA6A18+p0+di+kxKzsyLSEpKB8aSC+f6Ow8hu11cF+CClfrRzdTqrlCs bZRzOqKHMcz7MYiT8WcbPbxjbmJz1oIppdMAc+phXvStU57lR5qunx2oN4aNEN2P 3ltuD+j35Yh4UkEhlrB0c5srLVuXhox71gI/ID8m3HOx+lE+8g3xc2RubfiRay3b aAPLXWRFmSK/zu832WvyafWqr5f7+LyvVhoJNF3vjqiJYyTPI+lBU/lyBw8icUP+ +crHUw== Received: from mail-pl1-f197.google.com (mail-pl1-f197.google.com [209.85.214.197]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4gvmrrbt5p-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Thu, 24 Sep 2026 13:41:34 +0000 (GMT) Received: by mail-pl1-f197.google.com with SMTP id d9443c01a7336-2db3b126c9fso21505365ad.0 for ; Thu, 24 Sep 2026 06:41:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1790257294; x=1790862094; 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=QEYYv0cWpRHAP3FDxsLq4vXa1ZOHiCaWsZmD4zy72Q4=; b=BzDJGnyUjpOGFvIaMoE2VZB7gae+LDW0fVBJyxrXFvmu9STOxRr5Ozl/VRl4wr0JHD 6QoykgN//hnLKiYAz0BvMqFBDzSqwfrIU2sxf7DVU9u6C8q5s2Lys2lUcLOSanzceY/L ZCQ/AMKLkCmXKJyoIBQI71ORpxHeCs8/UAq6yyrwguq3G2EhfVKdYrkKMiA7LgLDIyPD l5WsvRkz5gtpWqb4eIzVxWYWVpuCgK6OOvUWqT2cROC0dns8A2kdl3DPklIr6ZijUO+2 Qs7l0jtqEWScRoriPwGwM/fVyDDB/uLo/hFnHNARihIteGc4NFhsCPbLA3XBv6Di4fep 9RWg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790257294; x=1790862094; 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=QEYYv0cWpRHAP3FDxsLq4vXa1ZOHiCaWsZmD4zy72Q4=; b=jqScv4xk/Deu7vVT6zI/8jBNx9Q4xbixUQv/ouGa1BMIYHRJE6Kv8N/RfMnkf9euTn Z8oqUTmsq0tn0lkAZvqJNj38F89WmxGpoG6EUZYfzxqcBlBW/+kGT7b8pH+UH4yENakf EOyuac10E7sVjmbi4jHOvllQKO8RWC+YSFAX3INhngJtCeW/b7xP3/tvfX3i6ezhAPPY AN1qRlyS279zkgGeg5C3lJum/QU6jw04DOObtvtAcZnDk+mwL1BtTCLuuHIBOqk2DwQa eOVaSQyqmn5Y6JqMYS+KvJFrLIxpkvR7JWZYXLrRKrfGl6tzNjJm+kk/kH3Eu0i4OUxb O3mw== X-Forwarded-Encrypted: i=1; AKwUvBxX1pWgYNQSYRGbcrZkGdDXaUkM6oX/N5x/mTJnwXImd85QUWGX9fImoy/g6OnK25Oo79Xv76SBRg1TO+U=@vger.kernel.org X-Gm-Message-State: AFuF++k6+K1R5BFr/conGRS5WjLLXNU+DeQkCV/XfhPE37JDVo5sbS8L nPNcNeKAmXBu64c7B9Lvn+kbKN2NXXOy+Lw3pmHsuc7tHtIs7ukS2o+nqfWcryw1HeGLWQM/WCe 0Gjn3VpW5XVfjQ0b/cXSx7BB3NIBVd2EoWUQMBOgtZJoN1QRc/n5uf7u8GkJXxQiHCCM= X-Gm-Gg: AYBFou0t4tOhvuTlUdCengoXgbOn4sU280yk9VWG90lh3zIOHovQzQ4phevT4NqmMQf jw3R26T7KbPGg2May4i/mDu/BYnPOPyV9IQgz2qLDqU60Yu74U+VKv0YSWtPwEkQxZ4339/2e61 q+g9cAeFFgrsGZxf6ezxAZX8SJ0eFF4V0EeCBSHGCVV2iXW5PG8R0Qd8/+FE9dDj3xro4FRtp4A R9ululHnmb0lBO81TfOCOfFbnPBUrKMWEiuuRyKyPKcU56Y19zDPJaYiIQbkKbN2sH8KfLuHzdW VdUDXVYnHx3seFsq5wCY2kESMF0oQZDzZ/6JbpRWVu+i/OUuBZruVLlWKdZgnd1fZDvjGN7AQD+ xUG+7kdtdcl9g6Cx6Hcd4wQ== X-Received: by 2002:a17:902:e54a:b0:2dd:c100:424d with SMTP id d9443c01a7336-2df7e246248mr24330595ad.49.1790257293605; Thu, 24 Sep 2026 06:41:33 -0700 (PDT) X-Received: by 2002:a17:902:e54a:b0:2dd:c100:424d with SMTP id d9443c01a7336-2df7e246248mr24330195ad.49.1790257293024; Thu, 24 Sep 2026 06:41:33 -0700 (PDT) Received: from [192.168.1.8] ([106.222.235.96]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2df6a5f52dcsm27897905ad.69.2026.09.24.06.41.25 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 24 Sep 2026 06:41:32 -0700 (PDT) Message-ID: <692ff69a-330e-40db-bffc-a53987fa4bce@oss.qualcomm.com> Date: Thu, 24 Sep 2026 19:11:24 +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 00/15] drm/msm: Support for Hawi & Maili GPU To: Connor Abbott Cc: Rob Clark , Sean Paul , Konrad Dybcio , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Marijn Suijten , David Airlie , Simona Vetter , Jordan Crouse , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Konrad Dybcio , Bhaskar Reddy Valluru References: <20260923-hawi-gpu-v1-0-0c3c79a1a470@oss.qualcomm.com> Content-Language: en-US From: Akhil P Oommen In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTI0MDA1NiBTYWx0ZWRfX4NH4HHEpf4Rf RuWqIsYW80BprjulljCfvO5wXOTXJ7NuBaId8e0eKqYp0i0ySI7vEe2jf2kksSUcngHpZlkSoQm p9rcNLyDU3gMQHySeLYzgZETypb8VGoml0UJBQfJzFCLwOg0yEABwXJVAmZtrJ8RdZ6V3V7t9OT Givf7X6i8kTImfyCOet5iqtvcUbMmx/PyMGVPrreoeidIZ1hiDGdm5dKrmZcEUo0/vYfKxHduQu 2afyQtCm/f5DpDNxwreidsdeohfF9ZnQkfrK2E32yBFqd2bxBuJSAcX2QlFbUYkV5UlYlMRWibb rsp/Foy1b3hUZXEmw47uYdUoUWGiezZCmACHuJ/D5p+UxpmjXzoh3L4GdvFiNtUKia03AAdwZdH za2kpOOdfnEANM+fH39VkTKfNEcRWjZTvBOpLCUeODUkJvZYMBgvz041i9kWc/ScIZb0miOAPxB nlV8Awk1v/ECfswdjEg== X-Authority-Analysis: v=2.4 cv=TYwDJhQh c=1 sm=1 tr=0 ts=6ab5288e cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=36LQ094ZKnh52kRnC0Brrg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=EUspDBNiAAAA:8 a=VwQbUJbxAAAA:8 a=pGLkceISAAAA:8 a=tVI0ZWmoAAAA:8 a=MmXTpdYTAAAA:8 a=QyXUC8HyAAAA:8 a=e5mUnYsNAAAA:8 a=Kr7SBsR4NPCIxS1kjiwA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=1OuFwYUASf3TG4hYMiVC:22 a=-BPWgnxRz2uhmvdm1NTO:22 a=7hoCnnChfAR1N-e-f1W3:22 a=Vxmtnl_E_bksehYqCbjh:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTI0MDA1NiBTYWx0ZWRfX1zvjJMsLoXKg cOFJeKwI2RL2b/xMFfvitj37jWAEsr3QKlPIto0j/fene1+4j0iEgazDFyKUxfHKP49lvo+2zpW phrSTnPakAQzO6YNjuLrGkIX+KPg1QI= X-Proofpoint-GUID: j_HR2WV962q4IWi95hNHFr0Wt_U1F6qR X-Proofpoint-ORIG-GUID: j_HR2WV962q4IWi95hNHFr0Wt_U1F6qR 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=2026-09-24_03,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 malwarescore=0 phishscore=0 spamscore=0 lowpriorityscore=0 bulkscore=0 clxscore=1015 adultscore=0 priorityscore=1501 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609240056 On 9/24/2026 12:54 AM, Connor Abbott wrote: > On Wed, Sep 23, 2026 at 6:26 AM Akhil P Oommen wrote: >> >> Adreno 850 is the next generation of A8x GPU present in Hawi SoC. It shares >> the ADRENO_8XX_GEN2 family and slice architecture with A840, but has many >> architectural improvements. There is a new block Matrix core (MALU) which >> helps to accelerate certain compute workloads. Also, there is a new Bx rail >> that powes a part of the GPU IP. GMU is now powered by a dedicated GDSC >> powered by MxG rail. > > If there is a dedicated rail for GMU, then > VK_KHR_calibrated_timestamps is likely broken, assuming that the GMU > AO counter is on this rail. The AO offset logic in kgsl probably needs > to be ported here. Has this been tested? Not sure how GMU core's power domain affect the AO timer. Could you please point me to the AO offset related change in KGSL? I will check. -Akhil. > > Connor > >> >> Maili GPU (Adreno 845) is very similar to A850, except that it doesn't >> have the MALU block. >> >> We will post the Mesa support and linux-firmware support soon. MALU support >> will be brought in separately along with its support in Mesa. >> >> As there is no display support available for Hawi/Maili, validated offscreen >> testcases that render basic triangles, glmark2-offscreen etc. >> >> The driver/dt-binding patches are for Rob to pickup and the DT patches >> are for Bjorn. >> >> Signed-off-by: Akhil P Oommen >> --- >> To: Rob Clark >> To: Sean Paul >> To: Konrad Dybcio >> To: Akhil P Oommen >> To: Dmitry Baryshkov >> To: Abhinav Kumar >> To: Jessica Zhang >> To: Marijn Suijten >> To: David Airlie >> To: Simona Vetter >> To: Jordan Crouse >> To: Maarten Lankhorst >> To: Maxime Ripard >> To: Thomas Zimmermann >> To: Rob Herring >> To: Krzysztof Kozlowski >> To: Conor Dooley >> To: Bjorn Andersson >> Cc: linux-arm-msm@vger.kernel.org >> Cc: dri-devel@lists.freedesktop.org >> Cc: freedreno@lists.freedesktop.org >> Cc: linux-kernel@vger.kernel.org >> Cc: devicetree@vger.kernel.org >> >> --- >> Akhil P Oommen (11): >> drm/msm/a6xx: Honor perfmode_bw threshold on A8x >> drm/msm/a6xx: Fix secondary rail vote in ARC votes >> drm/msm/a6xx: Fix RPMH dependency votes >> drm/msm/a6xx: Factor out RPMh arc-vote helpers >> drm/msm/a6xx: Add BX rail support to GMU dependency votes >> drm/msm/a6xx: Clamp MX dependency vote >> drm/msm/a8xx: Add Adreno 850 support >> drm/msm/a6xx: Send THINMEM config to GMU for A850 >> dt-bindings: display/msm: Document A850 GPU and GMU >> arm64: dts: qcom: hawi: Add GPU support >> arm64: dts: qcom: hawi-mtp: Enable GPU >> >> Bhaskar Reddy Valluru (4): >> drm/msm/a8xx: Add Adreno 845 support >> dt-bindings: display/msm: Document A845 GPU and GMU >> arm64: dts: qcom: maili: Add GPU support >> arm64: dts: qcom: maili-mtp: Enable GPU >> >> .../devicetree/bindings/display/msm/gmu.yaml | 90 ++++- >> .../devicetree/bindings/display/msm/gpu.yaml | 4 + >> arch/arm64/boot/dts/qcom/hawi-mtp.dts | 8 + >> arch/arm64/boot/dts/qcom/hawi.dtsi | 336 ++++++++++++++++ >> arch/arm64/boot/dts/qcom/maili-mtp.dts | 8 + >> arch/arm64/boot/dts/qcom/maili.dtsi | 309 ++++++++++++++ >> drivers/gpu/drm/msm/adreno/a6xx_catalog.c | 446 +++++++++++++++++++++ >> drivers/gpu/drm/msm/adreno/a6xx_gmu.c | 231 +++++++---- >> drivers/gpu/drm/msm/adreno/a6xx_gmu.h | 1 + >> drivers/gpu/drm/msm/adreno/a6xx_gpu.h | 2 + >> drivers/gpu/drm/msm/adreno/a6xx_hfi.c | 25 ++ >> drivers/gpu/drm/msm/adreno/a6xx_hfi.h | 1 + >> drivers/gpu/drm/msm/adreno/a8xx_gpu.c | 16 +- >> drivers/gpu/drm/msm/adreno/adreno_gpu.h | 21 + >> drivers/gpu/drm/msm/registers/adreno/a6xx.xml | 8 + >> 15 files changed, 1407 insertions(+), 99 deletions(-) >> --- >> base-commit: 1e9b8055458b92f9ebab6f39d97ade5265a0b012 >> change-id: 20260811-hawi-gpu-05b4ecfc3c4c >> prerequisite-message-id: 20260923-hawi-dt-post-v1-0-e41473b6298b@oss.qualcomm.com >> prerequisite-patch-id: 239c169e15da44519b2dad09ecd92f0052757929 >> prerequisite-patch-id: 6c586be864944bb1eed773e8c211b898bb1289fe >> prerequisite-patch-id: f3d8748ccdb6760563f3e07f701a18388a9408ed >> prerequisite-patch-id: b1639353868bed10fd3cbfcd01cfb88b7e737ead >> prerequisite-message-id: 20260922-maili-dts-v1-0-ac2b1b76bfd9@oss.qualcomm.com >> prerequisite-patch-id: 36f12c16bf9cb0411d8be2f396407c724162189d >> prerequisite-patch-id: 28ede1ab83d4b5b56423ebb09bae74b6599b3bac >> prerequisite-patch-id: 6b3e28c55c07bfcdca8bfa9219fa0c6c763c6f6e >> prerequisite-patch-id: a2007fdaaeaf2981860c54ae5514f5a6f06c6bb3 >> prerequisite-patch-id: af8aa3c630647336bdaeffa9c88de3650f1e49e4 >> >> Best regards, >> -- >> Akhil P Oommen >>