[Bug 104856] `intel_hpd_cancel_work` takes around 1 s during suspend on Dell XPS 13 9360
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Feb 9 15:06:39 UTC 2018
https://bugs.freedesktop.org/show_bug.cgi?id=104856
--- Comment #6 from Imre Deak <imre.deak at intel.com> ---
The problem is that AUX interrupts get disabled too early during suspend, after
which the driver still performs AUX transfers. Without interrupts these
transfers will be slow (each taking a 10ms timeout overhead). The solution
would be to do more fine-grained interrupt disabling during suspend.
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