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 F39EA1AAC9; Fri, 13 Dec 2024 14:34:22 +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=1734100463; cv=none; b=M34qcp+2oGEowEjIwQcqELXnSt+0X+AZfflQ4bnY+hjK4TnZFy2sqlutLnjFAOYDEnXou1eF0xugULLUb9JV50fbG5GkLG3QsfEPCGG3EKxI7OVn9QDtwfZmIppxiY4+gMd12som+CHqgnqmB2ybtPFcsavsOion8wMUc6Zd1MI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734100463; c=relaxed/simple; bh=wHBHWbN8T1dB7vyMnQIgEIpw4tUeOJJZ+ixlT+uAaX4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=RxxMRfksDySwZ/YJi4ezWzbUM87tFxr1vxE8b30QEoxiM3cILn3p2Tf2BCdJk9zrg7lbyTBj/rbgEnTZhhybawOZMIyjNKHeIQEPk0MjRCjzhs91vgQqf0f9fFylFgak0FVt73PPFSaalgxIkbN98wnH4nTK8ay9v0sjZz9LiFM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=XuaAGz83; 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="XuaAGz83" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E3457C4CED2; Fri, 13 Dec 2024 14:34:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1734100462; bh=wHBHWbN8T1dB7vyMnQIgEIpw4tUeOJJZ+ixlT+uAaX4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=XuaAGz83aBmtU6jNbgdz7rRtuy/2IWP5vzD+SKjot+6aZL9bKyiJ033UzCHfqUs6q dKLPPanAoPMiIfUBpikU/F3BeDuU9Okp7r946E0tyc8XM/CPJ2PwB/Ma/d4myK2CKz 3x7bhuKZcyl2PjCmCOkpuhEoZqp0N6rO8NLXPOBQ= Date: Fri, 13 Dec 2024 15:34:19 +0100 From: Greg Kroah-Hartman To: Jiri Slaby Cc: stable@vger.kernel.org, patches@lists.linux.dev, Aric Cyr , Austin Zheng , Aurabindo Pillai , Daniel Wheeler , Alex Deucher , Sasha Levin Subject: Re: [PATCH 6.12 437/466] drm/amd/display: Update Interface to Check UCLK DPM Message-ID: <2024121304-reversing-suing-3c51@gregkh> References: <20241212144306.641051666@linuxfoundation.org> <20241212144324.128679509@linuxfoundation.org> <6e25f099-1ba2-4bef-9477-888288270f5d@kernel.org> <2024121349-tacky-obstacle-a41b@gregkh> Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2024121349-tacky-obstacle-a41b@gregkh> On Fri, Dec 13, 2024 at 03:28:20PM +0100, Greg Kroah-Hartman wrote: > On Thu, Dec 12, 2024 at 06:45:07PM +0100, Jiri Slaby wrote: > > On 12. 12. 24, 16:00, Greg Kroah-Hartman wrote: > > > 6.12-stable review patch. If anyone has any objections, please let me know. > > > > > > ------------------ > > > > > > From: Austin Zheng > > > > > > [ Upstream commit b8d046985c2dc41a0e264a391da4606099f8d44f ] > > > > > > [Why] > > > Videos using YUV420 format may result in high power being used. > > > Disabling MPO may result in lower power usage. > > > Update interface that can be used to check power profile of a dc_state. > > > > > > [How] > > > Allow pstate switching in VBlank as last entry in strategy candidates. > > > Add helper functions that can be used to determine power level: > > > -get power profile after a dc_state has undergone full validation > > > > FWIW this was reverted in the Linus' tree: > > > > commit 0e93b76cf92f229409e8da85c2a143868835fec3 > > Author: Austin Zheng > > Date: Mon Sep 23 10:07:32 2024 -0400 > > > > drm/amd/display: Revert commit Update Interface to Check UCLK DPM > > > > This reverts commit b8d046985c2dc41a0e264a391da4606099f8d44f. > > > > Reverting as regression discovered on certain systems and golden values > > need to updated. > > > > > > > > Possibly, there are other fixes queued for 6.12, so the revert is not needed > > anymore? > > No, you are right, I need this one. For some reason I thought I had > applied it but it failed to apply cleanly and so it was dropped. I'll > go fix it up by hand now... Nevermind, I just dropped this commit entirely, that was easier overall. thanks for the review! greg k-h