Messages in this thread | | | Date | Mon, 15 May 2023 15:04:43 +0200 | Subject | Re: [PATCH AUTOSEL 6.1 4/9] drm/amd/display: Do not set drr on pipe commit | From | Michel Dänzer <> |
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On 5/11/23 21:39, Sasha Levin wrote: > From: Wesley Chalmers <Wesley.Chalmers@amd.com> > > [ Upstream commit 474f01015ffdb74e01c2eb3584a2822c64e7b2be ] > > [WHY] > Writing to DRR registers such as OTG_V_TOTAL_MIN on the same frame as a > pipe commit can cause underflow. > > [HOW] > Move DMUB p-state delegate into optimze_bandwidth; enabling FAMS sets > optimized_required. > > This change expects that Freesync requests are blocked when > optimized_required is true.
This change caused a regression, see https://patchwork.freedesktop.org/patch/532240/?series=116487&rev=1#comment_972234 / 9deeb132-a317-7419-e9da-cbc0a379c0eb@daenzer.net .
-- Earthling Michel Dänzer | https://redhat.com Libre software enthusiast | Mesa and Xwayland developer
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