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 3C871280335 for ; Mon, 17 Nov 2025 11:25:42 +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=1763378743; cv=none; b=FE+3AUwAeSMKKoTA486nXBU1BfIH3eyxz7KId1TGNgc8+/j3wv3Ef+aYYgYurUR6h6pDA7+qOD4q9+boLW8Hwk0RW2/CEbOQ0K/W/GqeZSDfZaKUbVgCQdORuBLRwOxE/xUIVnwUszVFVk31o6Wem9zv+pLlhIt6bnJ9oeHVv5E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763378743; c=relaxed/simple; bh=aer8y0iOIWO7MB4rJPgyxwUhs+31aLbbFrr5dox6lso=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ipOch6K7+6zEMq/csCdmWnt5HycvTJ/rzrYypvqkZVwUQQ7WlITsaBFO1ZGzuM07RVXnTjsfA6diRgVe5FgwBkLJxAm88tRTfTi+ZOGFcj9IKddQCo2GYrR2p4wqxtpx0Rc5SExd6UJvEFJlMmlgVw2uq8Q0SbCuoCUt8o6BiNY= 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=myGhlPJQ; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=TR7Kw0C1; 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="myGhlPJQ"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="TR7Kw0C1" Received: from pps.filterd (m0279869.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 5AH4nuYs3318441 for ; Mon, 17 Nov 2025 11:25:41 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= DWoPim49AaUbsvQ7OBAsCz7JIUC8pQiq8bzO11oAofg=; b=myGhlPJQcQUN3m1f vhojFWveibAK/5N+ThHxznofkP3OsfaU/11houm4nMWY/8HtezzeDju5KtsPBkBj g2+1qjNG3lv4H5aEFCD8eF0prlhl6bs7i5YBdiKMGnSJbYBLVML9NGFw6XvgwbuK NX9LSNOihJGx69/rcggKgGvDbaq3WgRN6m8nUGn0FIVPe9iKgfESWu3e7AuSfrSJ l1nsjZIW6bvAFjW/eNACObI0w98R7naQ2AkKMFh0TZEuPEK27QkMiiuGLgXetXbe IulyK68xizJoMCBi0/LRLO9og/AW7LpvMoSvcYXFiyfWYMyogyIzXsQU5TuO0NDT EM5+1A== Received: from mail-qt1-f198.google.com (mail-qt1-f198.google.com [209.85.160.198]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4aejm5cgfg-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Mon, 17 Nov 2025 11:25:41 +0000 (GMT) Received: by mail-qt1-f198.google.com with SMTP id d75a77b69052e-4ed83a05863so16860811cf.2 for ; Mon, 17 Nov 2025 03:25:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1763378740; x=1763983540; 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=DWoPim49AaUbsvQ7OBAsCz7JIUC8pQiq8bzO11oAofg=; b=TR7Kw0C1DMhEvHGq9fO9VP5xboJbBNQdHyz6eqiGF5LLFdWyJ+lP7yN+6/O1jC/Vdy 5o+A4ZTnPurh2vx5kjaq7/vTPtwC9bAUl2VDWvaw49O0KRQiE50lXAh7guOgD+oL6RJn eHg/7tJyl8NBpA+qKUZ4fH4/ErBmPS8UiU0bfLOWyxjJ+DwaSD+XuaWhoZnoYNebax6L J6R/pqKK+tDX+zj3eJdJ5eJG8wCTWqPmb6sejep+3oY9GhCtTpIXJkzCOlQrP3FJqrAO dmS35IHJJmUwzf/oCNsQbDt8t9OnDErXYD+OL+pOAr1Es4DwoKEe2TbxVeKrd2GSkH2R a9VQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1763378740; x=1763983540; 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=DWoPim49AaUbsvQ7OBAsCz7JIUC8pQiq8bzO11oAofg=; b=wqosK60QeT9k7FTgJuz1/PjTFl5Y4ODP8JL3pd/NGvkexGuSaTjyW+NC17pUAVMSKd QJKh5vxn6pyJ03OzgB7H5gWeiLcoiGBMRy4hEWUSXvGO7q+taHvLqr6JzPF8Cx4RFmm2 a+ZuMCNHzaucIQzQ7Mph8Mqk3rS8IsulxmUoq70hU6C+pc9xbRPuur7i1H2/e10L6IVJ 2jy7YGRAKg3yixPxLseySeKApRPJGoVWUBIU4Yw7TFFUeufqokvnBC1zRxPygXcsLn4K 5BY/DUY2R8fmSY+zT0DRtILEQ+3hpwkuQG3IODCu/taz/DErOeUWIQCx47DI6CNCkS9U 7PrQ== X-Forwarded-Encrypted: i=1; AJvYcCU+gLXu8L64emz4HFiJPQ/V3Fnpq/kMPdWoPJVMjDt03PKYj3BaWtXdRm5tXbkHXU5fopESD3WBPF6+xpI=@vger.kernel.org X-Gm-Message-State: AOJu0Yzm58tho27SdKO1BeueeC1Cn9jgRhxXRGyJfXPfB54s+9ZLiWXp 3CRhfTYroK5U42/TWx6D4L1VyF2jL7x1jKhTA4KoNNFB1JpDExtRmncLZ+WN5YDVkJQzPLiWmyq HP7f0uMUdJpRcAYCcE81X96k3YzyGT+mpJQ7GKoS5FabHzm2YAtHyE5oYCM4559Kr/JBXn3tKq7 s= X-Gm-Gg: ASbGncupVZBh6Nv+Da1WGCeFyvVuvtOdSPiLEERk6q3WKqAT9XUu/IBDCuXOp8pAYKW xPcokGp+YcFiJmnRDUrg69qdJw5JwOUxDN03BE5O/pqjGqUfgqxcMAfbk199/AOlj5SUacRo1be xE5Guc2LGgdbzYf2WMvM1qV+i3zDrxUCxnZ/6ea+2uwVrWsJ6ePEU8CPiZmfh2oaKmCKBGDz4rF GEE7FKXFezvFvffQdhc5BaX7xbpnovmdJvNag+0rDLUHy5stywrULdgZmAbyI49W4024sPE1BlO Y92uR02hHtXRwVwEEG1ilo7SbU78Ds6T9F//P8ZxCpcJRlq+dH+/7ARYDgt7glNbuduXuuYIX/l 1X0eyg8r2ow3bBjt2Cz8fH5IYg3yKz4VlTiwMTuLonQn8Mx7ZXLGbi4Dc X-Received: by 2002:a05:622a:4f8d:b0:4ee:87e:dedf with SMTP id d75a77b69052e-4ee087ee1c8mr52470661cf.8.1763378740415; Mon, 17 Nov 2025 03:25:40 -0800 (PST) X-Google-Smtp-Source: AGHT+IHb4Ps3dPzCqOHGYfilA8tMKme1OEdnyPVxzwMviUQvqScJt0idpN8FF+7TPF+Fjwwa4wsGQg== X-Received: by 2002:a05:622a:4f8d:b0:4ee:87e:dedf with SMTP id d75a77b69052e-4ee087ee1c8mr52470441cf.8.1763378739967; Mon, 17 Nov 2025 03:25:39 -0800 (PST) Received: from [192.168.119.202] (078088045245.garwolin.vectranet.pl. [78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6433a3d839esm9776968a12.8.2025.11.17.03.25.37 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 17 Nov 2025 03:25:39 -0800 (PST) Message-ID: <6457c60a-2ede-4df8-ad82-d974690eba89@oss.qualcomm.com> Date: Mon, 17 Nov 2025 12:25:36 +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] drm/msm/dpu: disable gamma correction unit on SC7180 To: Dmitry Baryshkov , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , David Airlie , Simona Vetter Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, Federico Amedeo Izzo References: <20251115-dpu-fix-gc-v1-1-0a4fd718208d@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20251115-dpu-fix-gc-v1-1-0a4fd718208d@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTE3MDA5NiBTYWx0ZWRfXyZqYpggHcTlV 9JtXX9lmIoS04smKBD6CViWZC6QOCnnlaTmGZV7oqMYjRv1+rW4iG+XfTHZX/5uZVSRf4/yamv4 gNRuiNp+mOLySrtg2OOxUYpsCyzV8gTWGDHR9CewNvMSej2ZqvP640EGRxglH7S2GA1heJyYA2m fzN9HYW3iTouayOxgVyoe+xI9kgiJZFwqhhaMfwYBrcZrOdmCPgRR2rhjNO9fwu/Aj4SgJs512Z Ei3i4IgqmnmziA1gdwRvPAzJNSkPZ62xH6Orr8hfNbOEoZAo9fyX83ymjnc25HDaZyCiah7if7m yLvBVSUtP7XJe07ToSCH2OWbhZeCOaOTm04SJlGPo4wksHoJUbc6ND+BcSzqfDDEMADN/Ovzrtr bRnZ7mesczfgvzcl/jz0nFcizyUEbw== X-Proofpoint-GUID: dAd5znYUFo6ibvxhFAdYgFx-WltqODaD X-Proofpoint-ORIG-GUID: dAd5znYUFo6ibvxhFAdYgFx-WltqODaD X-Authority-Analysis: v=2.4 cv=Pb7yRyhd c=1 sm=1 tr=0 ts=691b0635 cx=c_pps a=mPf7EqFMSY9/WdsSgAYMbA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=JlwW-Zz180dxR8tk6I0A:9 a=QEXdDO2ut3YA:10 a=ZXulRonScM0A:10 a=zZCYzV9kfG8A:10 a=dawVfQjAaf238kedN5IG:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-11-17_02,2025-11-13_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 adultscore=0 lowpriorityscore=0 spamscore=0 clxscore=1015 priorityscore=1501 suspectscore=0 bulkscore=0 impostorscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2511170096 On 11/15/25 4:08 AM, Dmitry Baryshkov wrote: > IGT reported test failures with Gamma correction block on SC7180. > Disable GC subblock on SC7180 until we trage the issue. > > Cc: Federico Amedeo Izzo > Signed-off-by: Dmitry Baryshkov > --- > Most likely I will squash this into the GC patch > --- Peeking at downstream, 7180 and 845 should have the exact same GC (v1.8).. it seems like there's an attempt to program it through REGDMA instead of regular reg access. Not sure if it's actually necessary or just an optimization What tests are exactly failing? I couldn't track it down on FDO GL Konrad