Messages in this thread | | | Date | Tue, 23 Oct 2018 11:48:02 -0400 | From | Sasha Levin <> | Subject | Re: [PATCH AUTOSEL 4.18 04/27] Input: i8042 - enable keyboard wakeups by default when s2idle is used |
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On Mon, Oct 22, 2018 at 09:58:21AM -0700, Dmitry Torokhov wrote: >Hi Sasha, > >On Mon, Oct 22, 2018 at 06:19:01AM -0400, Sasha Levin wrote: >> From: Daniel Drake <drake@endlessm.com> >> >> [ Upstream commit 684bec1092b6991ff2a7751e8a763898576eb5c2 ] >> >> Previously, on typical consumer laptops, pressing a key on the keyboard >> when the system is in suspend would cause it to wake up (default or >> unconditional behaviour). This happens because the EC generates a SCI >> interrupt in this scenario. >> >> That is no longer true on modern laptops based on Intel WhiskeyLake, >> including Acer Swift SF314-55G, Asus UX333FA, Asus UX433FN and Asus >> UX533FD. We confirmed with Asus EC engineers that the "Modern Standby" >> design has been modified so that the EC no longer generates a SCI >> in this case; the keyboard controller itself should be used for wakeup. >> >> In order to retain the standard behaviour of being able to use the >> keyboard to wake up the system, enable serio wakeups by default on >> platforms that are using s2idle. > >I disagree that this should be included in stable as it does not fix a >regression on the aforementioned platforms and has a potential to alter >the behavior. The fact that the system does not wake up on keyboard is >not a showstopper, wakeup usually happens on lid open anyway. > >It is hitting 4.19 LTS train and that should be enough. Please do not >pick up for earlier stables.
Dropped, thanks!
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