Here's the latest revision of the patch series to fix this bug:
https://patchwork.freedesktop.org/series/6944/
Since I got a few offline questions last time, the patches here are
meant to be applied on top of the drm-intel-nightly branch of
git://anongit.freedesktop.org/drm-intel
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You recei
Note that the series linked above is fully reviewed now, but we probably
want to hold off on merging it until one more issue is fixed.
Apparently some BIOS can setup an unusual/unexpected initial DDB
allocation that causes us problems when we try to inherit it and use it
for subsequent watermark ca
Latest version of the patch series that includes a fix for this is available
here:
https://patchwork.freedesktop.org/series/5158/
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https://bugs.launchpad.net/bugs/1523088
This series should fix this defect once it gets reviewed and merged:
https://patchwork.freedesktop.org/series/5158/
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https://bugs.launchpad.net/bugs/1523088
Title:
WARN_
(In reply to Prasad H L Bhat from comment #34)
> I get the same error sometimes on my T460 laptop with Intel HD Graphics 520.
> When it occurs, it freezes the laptop completely (display turns off, no
> virtual terminals work, audio buffer keeps looping if present when freezing).
I don't think the
I'm pretty sure this happens because we wind up re-computing the same
watermark values for each CRTC multiple times in a single atomic
transaction (once per CRTC involved in the transaction). I'm putting
together some patches that make SKL watermarks play more nicely with
atomic (and eliminate thi
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