From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BC38CE98E0A for ; Mon, 23 Feb 2026 08:29:08 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 50F8E10E27F; Mon, 23 Feb 2026 08:29:07 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="YpZey613"; dkim-atps=neutral Received: from mail-pf1-f180.google.com (mail-pf1-f180.google.com [209.85.210.180]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2A68110E03B for ; Sat, 21 Feb 2026 03:44:21 +0000 (UTC) Received: by mail-pf1-f180.google.com with SMTP id d2e1a72fcca58-81df6a302b1so2737767b3a.2 for ; Fri, 20 Feb 2026 19:44:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1771645461; x=1772250261; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=G2lZPUnhsjUnXBJgHs4dvnaHovSRN+TSfVBm8NcKAvE=; b=YpZey613+tKGknWMfwboGBkYD3gQ/HBsBd5aaJYDH+KkCak6jEvUUNBuOM87nSodqW VR7nEUBkfytF8oisFoSsacEPQYMKrJUYtrrIkE8WcpTXXRGzo1Iy9DKlzHQPoWV1w5n1 mnatEfyThK31VKXy4HApRVCfhYVV23nN+ZLbMh8DDHoiU1JvhoPIWKc/nWSdQ0CuhyZu GqcpOVaS4b+C2EKzKhn30Zt80+230S0BVzyM9NflzC0N2c91bDUecu14j/++h9NUdgjX yHeMb52T2jR1SoJnHFcYvavd05ls2k/AF3FsnlSsz6H0eXVSxW07qObgCddYRaTHxQIl 3jpw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1771645461; x=1772250261; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=G2lZPUnhsjUnXBJgHs4dvnaHovSRN+TSfVBm8NcKAvE=; b=tqyTQX/1kdAX0mBqJZ31cXHWZMsScebclsd4Z+mCO+Ij3nPEuHOHpknrWDQJaCQmmi g61052YeAw1yMq3d3uomEIYCgaNWHI1fdeh36tM0m/Bci0YtDRfxKuVOrbcUWNKOJLI2 zEy4HTFWUf4OAWbo2tHgu0wLNimA+wiVZsG++Hs3/QRBy3khqM26r0wBUZ5OdBnCjDAz Wi9/Zb4eqb3uloNYxHwRACLCLkPkHsV67IGFlSt8ivCH5EUwODihkPkRVwsK4QTFHJjx w0AF8/Ga2lZe44oD+BX4rbKLfVhkKnakfUhV6QzTil4e3f8MCQttbJWgkNk3wNcXJa8o dXTQ== X-Forwarded-Encrypted: i=1; AJvYcCUTN54gEHUK+1G5thgBOwddcWNi4T0L1a5BwAYKu9WGm/jEaCD7uq7iFg/XSr6WreiA2uUI8uB3@lists.freedesktop.org X-Gm-Message-State: AOJu0Yz9Z1ZNI7nB7Jd0u2s307gnsXS/J5pRKlU4NcBwR35FRZ3/QLdB 6HM8Qn0oVPG+iNLiUrbaLPYP84+h9tAWYYe0Z0wuZHMD7q6cRclCWgIi X-Gm-Gg: AZuq6aI9Pe22bNl6Nm8LWUx/3WDkmW7RqxbRmMCkQ4smZN0nvdbN3PcRju2mp35IJjE YOZdA1KBFslhCFRUS5zQsY+jFfKC8xI1jRApukbtHBw53hLDna0bkboW2nvpgTjYa3dXHDtItCU CopB7CnXdaTi+rgogHFhmurrXR138PnFunZfXJAr067+M9v/iUSAMLEdZ1bWvaocJnfpmh+J1RE E3VxtDdPU2HVVeBR7WwzYdfmOLxeYvtTzqxSSKf9XVovtXwZTP3FrOFBzyfcI004UK0Yqj8fWIC y/xfXmFh5+hUBBfJZLvvdKA3n7VrMayJvYHXI2/P53rqhjGrxIT2XK0W3UlkcIDMivbSdE21nZ2 ohTkplhRwx+aM2eCNr5oVu1HJY5XbT+gN1l7YM+etQ2c4Dh26FjOqKJwu3lhvglqCQ/Gi X-Received: by 2002:a05:6a00:4c19:b0:824:374a:13f6 with SMTP id d2e1a72fcca58-826daa0424amr1768522b3a.31.1771645460652; Fri, 20 Feb 2026 19:44:20 -0800 (PST) Received: from ryzen ([2601:644:8000:56f5::8bd]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-826dd8ba11bsm714951b3a.50.2026.02.20.19.44.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Feb 2026 19:44:20 -0800 (PST) From: Rosen Penev To: stable@vger.kernel.org Cc: Kenneth Feng , Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , Xinhui Pan , David Airlie , Simona Vetter , amd-gfx@lists.freedesktop.org (open list:AMD POWERPLAY AND SWSMU), dri-devel@lists.freedesktop.org (open list:DRM DRIVERS), linux-kernel@vger.kernel.org (open list) Subject: [PATCH 0/2] 6.12 and below: amdgpu: fix panic with SI and DC Date: Fri, 20 Feb 2026 19:44:00 -0800 Message-ID: <20260221034402.69537-1-rosenp@gmail.com> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Mon, 23 Feb 2026 08:29:05 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" The first commit is needed for the second one to be reverted cleanly. The second breaks DC support on my AMD 7750. Kernel panics and I get a black screen on boot. With these two reverted, 6.12 is usable again. Tried to git cherry-pick the fixes but that proved to be difficult to do cleanly. I see 6.6 also has these two commits. Not sure what the proper procedure is to request reverts on stable kernels. Rosen Penev (2): Revert "drm/amd/pm: Disable MCLK switching on SI at high pixel clocks" Revert "drm/amd/pm: Disable SCLK switching on Oland with high pixel clocks (v3)" drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c | 36 ---------------------- 1 file changed, 36 deletions(-) -- 2.53.0