[Bug 99578] [SKL][bisected] Screen regularly returns from power save mode

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=99578

--- Comment #7 from Tomeu Vizoso <tomeu at tomeuvizoso.net> ---
(In reply to Patrick Steinhardt from comment #0)
> 
> As said, the issue started to appear in Linux v4.9 and persists at least
> until v4.9.6. I think I also had it occurring on v4.10-rc1, even though I'm
> not totally sure here. I've bisected the issue to commit 536ab3ca19ef
> (drm/i915: Fix botched merge that downgrades CSR versions., 2016-08-15),
> which updates the Intel firmware version to `i915/skl_dmc_ver1_26`. So it
> seems related to a bug in the updated firmware.

Can you see if the problem can be reproduced if skl_dmc_ver1.bin is used
instead of skl_dmc_ver1_26.bin?

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