On Sun, 04 Sep 2016, Dominik Brodowski <linux@xxxxxxxxxxxxxxxxxxxx> wrote:
> Hi!
>
> Since commit 1c80c25fb6 (determined by git bisect, and confirmed by
> reverting this patch on top of 9ca581b50d), the sceen on my DELL XPS 13
> is flickering every once in a while (sometimes multiple times per
> second, sometimes only every few seconds).
*sigh* another PSR issue.
commit 1c80c25fb622973dd135878e98d172be20859049
Author: Daniel Vetter <daniel.vetter@xxxxxxxx>
Date: Wed May 18 18:47:12 2016 +0200
drm/i915/psr: Make idle_frames sensible again
Please file a bug at [1].
BR,
Jani.
[1] https://bugs.freedesktop.org/enter_bug.cgi?product=DRI&component=DRM/Intel
>
> That's for
>
> 00:02.0 VGA compatible controller: Intel Corporation Broadwell-U Integrated Graphics (rev 09) (prog-if 00 [VGA controller])
> Subsystem: Dell Device 0665
> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
> Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
> Latency: 0
> Interrupt: pin A routed to IRQ 42
> Region 0: Memory at f6000000 (64-bit, non-prefetchable) [size=16M]
> Region 2: Memory at e0000000 (64-bit, prefetchable) [size=256M]
> Region 4: I/O ports at f000 [size=64]
> [virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
> Capabilities: <access denied>
> Kernel driver in use: i915
>
> and Debian Jessie userland.
>
> Best,
> Dominik
--
Jani Nikula, Intel Open Source Technology Center
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