From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 4E26C23504B; Sat, 21 Feb 2026 06:33:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771655639; cv=none; b=bYvOvKLDmJQYgaiJ0YXizBNMismzoHLShwTNIchQemyigg5bPjPDueSV0OktxSRduZ9WcAnxfTvcWE425zV1F08abYf3aOuG3LdjJLARiTiKFIFDQIyDl31UApZgmmOFap2fQzGgX0DmJPwf7behsp2MoxE9AmVx3sV0mGXiSp0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771655639; c=relaxed/simple; bh=hHq5dcyYTdFsZlLYK9nRJEVSiMhOiqtXt6G6U+a034A=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=aZhdTItmFqq1cTFZNfU3Gw9733LPTTC9yAD0eISRtoFnCb/U50EjS6TkjEhc+9kNoEWS73jD3NwBqAViPb50N7urYdraaEeBiDDINNP031Qmg78TdzwF/4XeL/yseUgVTWN4xAe2xgt6rR830ex5N01CmMK7xjyhYu2iioQDApM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=TQ7uNqDd; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="TQ7uNqDd" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7A85DC4CEF7; Sat, 21 Feb 2026 06:33:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1771655638; bh=hHq5dcyYTdFsZlLYK9nRJEVSiMhOiqtXt6G6U+a034A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TQ7uNqDdWUiZrYJoxLWRuOOS4giMJEmmrXgRY7Zr/haqVJZBl3BouBqAc/w1TjTCZ d8iCXbdnlWDVnaIWFMnV8BZSPm1GieSjsz6n+rNbSjlSdg9B974EGiZpEdK2rcue2r RC0Rf5gKCZMlzw+g4o2aOK4eKNWNUmt5kHVGCcHY= Date: Sat, 21 Feb 2026 07:33:55 +0100 From: Greg KH To: Rosen Penev Cc: stable@vger.kernel.org, Kenneth Feng , Alex Deucher , Christian =?iso-8859-1?Q?K=F6nig?= , Xinhui Pan , David Airlie , Simona Vetter , "open list:AMD POWERPLAY AND SWSMU" , "open list:DRM DRIVERS" , open list Subject: Re: [PATCH 2/2] Revert "drm/amd/pm: Disable SCLK switching on Oland with high pixel clocks (v3)" Message-ID: <2026022126-chair-spout-641a@gregkh> References: <20260221034402.69537-1-rosenp@gmail.com> <20260221034402.69537-3-rosenp@gmail.com> <2026022148-unsorted-pushover-8262@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Fri, Feb 20, 2026 at 09:52:29PM -0800, Rosen Penev wrote: > On Fri, Feb 20, 2026 at 9:41 PM Greg KH wrote: > > > > On Fri, Feb 20, 2026 at 07:44:02PM -0800, Rosen Penev wrote: > > > This reverts commit 0bb91bed82d414447f2e56030d918def6383c026. > > > > > > This commit breaks stable kernels older than 6.18 that are booted with > > > radeon.si_support=0 amdgpu.si_support=1 amdgpu.dc=1 > > > > > > In 6.17, threre are further commits that are needed to get the DC > > > codepath in amdgpu for Southern Islands GPUs working but they seem to be > > > too much of a hastle to backport cleanly. The simplest solution is to > > > revert this problematic commit > > > > Ok, this is better, but still, this only applies to 6.12.y, right? > The reverted commit (or rather the one from master) was backported to > at least 6.12 and 6.6. I didn't check what other kernels include it. I see it in the following kernel releases: 6.1.156 6.6.112 6.12.53 6.17.3 6.18 All except 6.17.y is currently being supported. thanks, greg k-h