From nobody Thu Apr 16 22:34:16 2026 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 60F6C2FF160 for ; Wed, 25 Feb 2026 07:42:33 +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=1772005354; cv=none; b=UUF3yN6PLWIoQEiv9hxknFPPNkUdIcIKAUHYvhGAeE/rcHpQaHLsf1H995mutR8uioSrSi9JppnzR/HyGGdIAmTZpsWV/XgvcoJEZ3Whxl/gjYsdqhWJtFRIbU/dxt3XNEgxhvmeRYucLte9xK60UABc+ROdWpQdF/ocwqwk+R8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772005354; c=relaxed/simple; bh=J3GZ7dzqZ1AcdI0/dHMdYTU0hkgLk6CGn3qfq3mlT6I=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=Ey4wybndrT/GHgM3vcFybWP5LACWUx+f3qYfsaYimMmnLK04VnHGYW76w9KJjoMSzIYEoJ9/h889beZI1VvaqwpT8uiEP8v0k1BndK4FR/FbyoPDsWgpl2fuK4M5hesn+zLSbm9h2LjtgtGQI4BBPJJj4QCcKexLeuXA9d+szC4= 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=EPYgKety; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=cuh0t7gS; 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="EPYgKety"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="cuh0t7gS" Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 61P3Ijru057310 for ; Wed, 25 Feb 2026 07:42:32 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:message-id :mime-version:subject:to; s=qcppdkim1; bh=U+vqTvzL08oUPkG0pMAzCq HOh982jZJf7ubG7c1Z69Y=; b=EPYgKetyn525mInCE9ZPJUyzmns/5mZClS2JrU evfiJuNT+QjDexyhZ6HAu7+RcUf3YIbKAwOyVK0EQNTJ+pAFfd3Ds5Q7QfSdORF+ jwOsEMgotIjP/97u/5nbUOiSp4qMmCpGUX/qh6ZTQzYJ3nJPmspYj/ihVMoqI+Ln kd3l/AsOx5ynFNRzNyWwnjiTIHP9Gs7QhO1gie4qYgwQkto5K1LxKzy9FKIdlRNX PMtV0pxvB5lzDcs5IsDnGoNJqB9EV31gmP7RZ6FPs2oUZwwmnB7Y+iLg6zCIMffe yDwL3zH6ul6apVLtepUOTo1n8FoDzlyPt41YadHC//W9/1tg== Received: from mail-pj1-f72.google.com (mail-pj1-f72.google.com [209.85.216.72]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4ch9sabppt-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Wed, 25 Feb 2026 07:42:32 +0000 (GMT) Received: by mail-pj1-f72.google.com with SMTP id 98e67ed59e1d1-354c44bf176so6568442a91.0 for ; Tue, 24 Feb 2026 23:42:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1772005352; x=1772610152; darn=vger.kernel.org; h=cc:to:message-id:content-transfer-encoding:mime-version:subject :date:from:from:to:cc:subject:date:message-id:reply-to; bh=U+vqTvzL08oUPkG0pMAzCqHOh982jZJf7ubG7c1Z69Y=; b=cuh0t7gSHR3KUKtEWhOEVCSCXUGKfFsBLr0lfXx88Es5NQX7wKH8L5l34g5UB7LBc5 S9oNZqt5G086QEHmulyse6LtCQoSVZN5SFfXgeAQGjPu00YViJLbn3onisz0MSXpT5oR 70p8UySGyK+N9LOZGoA5571K6uH9IuPkQB34S7AAEitp/u667QTzXxZ3gC2MpOB4BQAO QimQJfrmEX8PMozO/2d6fPK2zHrBWwcSNo5RDKt6S/UOM/9bBj+9eB41Z0VM67R/wwlA 7Dje8yVhGU24vbnKC4787y4FvoPmanSMPUR802FqumgZJhsGTr3Fx6JhhzD5dQCUPNLV y7WA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772005352; x=1772610152; h=cc:to:message-id:content-transfer-encoding:mime-version:subject :date:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=U+vqTvzL08oUPkG0pMAzCqHOh982jZJf7ubG7c1Z69Y=; b=kbL/pHcCVYky7eWtorl8qlkCDlpjl3RhvtDaolHs/cjRJuWqFceJQedQGLX5t4jkvH rEqhX6NKrtlcDXjFKcWBNCCr0RSq795Gn/0a2yacxlxqa/lAkmpD4pvL3oRIJRC90UuF wv30rq8hm3Otw5v6B+t5d2dNaCHtxoubk4KHHvmzCtIuaHsq7gcOc7S1kzYejJ64Fpzd 0WSzS7DUVrMQ9PeBs86+Ki0WvGVpXP2ecWLVjFZw10mLiCeE/sFeLApjGduxwv3z9mlf PrPj66QSKjj/8cI7gl7hI4KPPNiyUV8vVATxtN3s40CUWXFKin0XZBGJEihCVfUgModY 6Gvg== X-Forwarded-Encrypted: i=1; AJvYcCUiD5DoaoVxiBWYc5VgjVoW1xndMX4qF4XN1wTJlecABIfvBWJ9aOQHKj6m1Egrr08WEeEqKo9jyMqqr5M=@vger.kernel.org X-Gm-Message-State: AOJu0Ywuuj9dKokaEWw1hD4mIMnxZMRU8CX+ADhg8S76FkR7nEZnwD2x kEat5SBQM0NpkvcAgbKN+1iNjrVLHMU8N/BJnybsgfOWMP/sNXN3vf7HsxO7IiWpkeQ53ArkK5j kl3uaL+D8nUDkf1dIDdkKrfeyEaIxa8wWCsEJ9TYEBAhDmnrj9xNaB8sio9EP7Hjn4bQ= X-Gm-Gg: ATEYQzxh8mCGcKJUdUDxbBqw6arEoBzGivjuSRPDGs9JivAEkTk8Lws2AvtcIJgtC5H BNoqOb9ht//GuJkv59nyd4D5bGxH38zOqXVk7rrwR3GByj4eYsTiAuYmENbrmKTNYBZXBtnCv0Q kEoCddARkVLa9r1hESG4sX36yC99mEXGuAqBgZUOA6AcxolefNHuAuRIz6+yhmrPFJmZzQXypQz rEFW4ZLMJMxWqBf33AajkgLfHijg4LBz+rPd4/v1ZYiTHXU/RJeKrUzTl1eMim9VSUpexOG6G1F IhO2UEgMep9FQxflPzPBO1HsCCXTFIaXFT7rTzRbZkVVsrSHK1tKnd6h0FJrM4pXq8Xm0l6iqUA 4OfSd6Wz11QDlJ9SIcMVbcVXDxWvX5RfjlMR6f5QsZg3vNg== X-Received: by 2002:a17:90b:5185:b0:340:b912:536 with SMTP id 98e67ed59e1d1-3590f1f3c09mr1234214a91.31.1772005351815; Tue, 24 Feb 2026 23:42:31 -0800 (PST) X-Received: by 2002:a17:90b:5185:b0:340:b912:536 with SMTP id 98e67ed59e1d1-3590f1f3c09mr1234196a91.31.1772005351377; Tue, 24 Feb 2026 23:42:31 -0800 (PST) Received: from hu-akhilpo-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3590158f91esm1927304a91.4.2026.02.24.23.42.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Feb 2026 23:42:31 -0800 (PST) From: Akhil P Oommen Date: Wed, 25 Feb 2026 13:11:57 +0530 Subject: [PATCH] drm/msm/a6xx: Fix the bogus protect error on X2-85 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260225-glymur-protect-fix-v1-1-0deddedf9277@oss.qualcomm.com> X-B4-Tracking: v=1; b=H4sIAMSnnmkC/yWMQQ6CMBBFr0Jm7URoggpXMSzaMuAkluK0GA3h7 k7s4i/eT97bIZEwJeirHYTenDguCs2pAv+wy0zIozKY2lxqY1qcn9+wCa4SM/mME3+wa9zNXX1 L3WRBxVVI73/0PhQWem3azuUEZxOhjyFw7qtRAoYUzjos3nAcP4xza5mZAAAA X-Change-ID: 20260225-glymur-protect-fix-91b8b7c5e9fa To: Rob Clark , Sean Paul , Konrad Dybcio , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , 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, Akhil P Oommen X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1772005346; l=1838; i=akhilpo@oss.qualcomm.com; s=20240726; h=from:subject:message-id; bh=J3GZ7dzqZ1AcdI0/dHMdYTU0hkgLk6CGn3qfq3mlT6I=; b=PoyQmorEsIc22SUrz1GbWovaZ8y+5pprIsoIsAOY0gtLA/IuQ9aPpSNQI0mWdYtRLMRHUDPFA Ujpy3kmfDWXDS0pf8lGrPQi018H7SvZOTgGGpnf/Vbed399bpyws9Ip X-Developer-Key: i=akhilpo@oss.qualcomm.com; a=ed25519; pk=lmVtttSHmAUYFnJsQHX80IIRmYmXA4+CzpGcWOOsfKA= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjI1MDA3NCBTYWx0ZWRfXzXQTY2qCmCod P2wV/zUJ20YA8BgJs3tJj6KwW59qfVs+Bo7mp8GcGZsVoFjvm5CUaT3uYUbnd+iK72UHzB84/rw GbuRpBAjrRH5d+y67M68Ov6DgOIb+8zFgpnjejd+yRRMp3GrzrtEhLK4MKP1ehPYFaAk7hOiwnw t31oYpuLBX/Y591lIIVn3W8+e/k1l+m97m8q1HGV3Qi8/jrmpx3NlkEJY3GMAbewj2WW+S0kKvT N1v3XygI4VNEYXfJ37jGIdxLycJCin3PxjlcxlGVtTAEhcxTCu0Or+J169Wa3H7IhwEUQXJOJjW J5virsamY9VXd88cJCYzVv5/rqR3CtCl57w+Ix6pRzrxGY1xi5aNnggAocWCkCIfTjEB6dgF01t yao0TO8+H1vhakJf9oLf0ChaBQvac04xG7/AhQc1PhKyPijwr+nccGfzcyw0Gz9RK6r+CT5nFZC JaSSeL3/fRRKaRjjx6g== X-Proofpoint-ORIG-GUID: db-b1cvOkc0lG2Y6r3f-eh2gFnqppHf5 X-Authority-Analysis: v=2.4 cv=e7ELiKp/ c=1 sm=1 tr=0 ts=699ea7e8 cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=EUspDBNiAAAA:8 a=kDI2okBShA6p0kcQ2G4A:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-GUID: db-b1cvOkc0lG2Y6r3f-eh2gFnqppHf5 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-24_03,2026-02-23_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=0 adultscore=0 priorityscore=1501 impostorscore=0 lowpriorityscore=0 clxscore=1015 phishscore=0 spamscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2602250074 Update the X2-85 gpu's register protect count configuration with the correct count_max value to avoid blocking the entire MMIO region from the UMD. Protect configurations are a bit complicated on A8xx. There are 2 set of protect registers with different counts: Global and Pipe-specific. The last-span-unbound feature is available only on the Pipe-specific protect registers. Due to this, we cannot use the BUILD_BUG sanity check for A8x protect configurations, so remove the A840 entry from there. Fixes: 01ff3bf27215 ("drm/msm/a8xx: Add support for Adreno X2-85 GPU") Signed-off-by: Akhil P Oommen Reviewed-by: Konrad Dybcio --- drivers/gpu/drm/msm/adreno/a6xx_catalog.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c b/drivers/gpu/drm/ms= m/adreno/a6xx_catalog.c index 550a53a7865e..38561f26837e 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c @@ -1759,7 +1759,7 @@ static const u32 x285_protect_regs[] =3D { A6XX_PROTECT_NORDWR(0x27c06, 0x0000), }; =20 -DECLARE_ADRENO_PROTECT(x285_protect, 64); +DECLARE_ADRENO_PROTECT(x285_protect, 15); =20 static const struct adreno_reglist_pipe a840_nonctxt_regs[] =3D { { REG_A8XX_CP_SMMU_STREAM_ID_LPAC, 0x00000101, BIT(PIPE_NONE) }, @@ -1966,5 +1966,4 @@ static inline __always_unused void __build_asserts(vo= id) BUILD_BUG_ON(a660_protect.count > a660_protect.count_max); BUILD_BUG_ON(a690_protect.count > a690_protect.count_max); BUILD_BUG_ON(a730_protect.count > a730_protect.count_max); - BUILD_BUG_ON(a840_protect.count > a840_protect.count_max); } --- base-commit: ac47870fd795549f03d57e0879fc730c79119f4b change-id: 20260225-glymur-protect-fix-91b8b7c5e9fa Best regards, --=20 Akhil P Oommen