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 E73A71E1A33; Fri, 13 Dec 2024 14:28:24 +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=1734100105; cv=none; b=Oh5H+Ib0wRPBGYviYmsHQgbYzOv0FPh7sKqHurTrv6bKzjd3gOyFN+SPyI34OWOemltGZfU+02cvMiALPAE919IKlKEILOFE2Lbxd9TNJx7ZyGOaZjlzUPeebid/dRdBokjAqufbGIHy5w8i/DOrDI/YLHYjmA7jlMSSpX9sCFs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734100105; c=relaxed/simple; bh=ZbcKMdctPQCdyQzTtpcvziUCKjV2K9y/jKn3RlluK7Y=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=JhlXXKzt3s55b0NOs9lsVkhk3I7x7ZbuH/A09x2hbSAs9n42a2FiHhm+VRx2vFrzVgY8CwTTR0IX33QaJ1J9ykWTYzMjsxzwHAwY5qfY65LBZ/Rp0XzLHGkqhyLXxIZbU0ZqyORhWTHm+TmDzwADtAHrmm2pwJbVcCtvSb7cPzs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=kKv36EGs; 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="kKv36EGs" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B3EB5C4CED0; Fri, 13 Dec 2024 14:28:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1734100104; bh=ZbcKMdctPQCdyQzTtpcvziUCKjV2K9y/jKn3RlluK7Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=kKv36EGsqrYpRJYKhhZl8mk7wccb8onloMKKJwstbdADawiEWLN7zWt+9F9Nq9qa1 KYokXlrtluKzuU/g14Wue0BGxwlKuA//fuc6a/mYzguxSFCIIopgOpG0H4pgS+BLi0 TyAzsKAjEK1J8uifNGJ6X2ujGG7NRaQOcySMmBZ0= Date: Fri, 13 Dec 2024 15:28:20 +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: <2024121349-tacky-obstacle-a41b@gregkh> References: <20241212144306.641051666@linuxfoundation.org> <20241212144324.128679509@linuxfoundation.org> <6e25f099-1ba2-4bef-9477-888288270f5d@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6e25f099-1ba2-4bef-9477-888288270f5d@kernel.org> 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... thanks, greg k-h