[Bug 104275] Stoney Ridge laptop display goes blank after HDMI gets plugged/unplugged in extended mode.

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Fri Dec 15 09:57:12 UTC 2017


--- Comment #4 from Kai-Heng Feng <kai.heng.feng at canonical.com> ---
(In reply to Michel Dänzer from comment #3)
> The fundamental issue here is that only 32 MB of memory are reserved as VRAM
> for the GPU.
> https://patchwork.freedesktop.org/patch/192451/ should fix it (with DC
> enabled).

I applied both [1] and [2], also enabled DC for it, now the Unity Desktop is
Unity Greeter in LightDM is fine though.

[1] https://patchwork.freedesktop.org/patch/192451/
[2] https://patchwork.freedesktop.org/patch/192450/

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