linux-kernel - RE: [PATCH v3 0/4] dell-wmi: Changes in WMI event code handling

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Date:	Tue, 21 Jun 2016 18:16:09 +0000
From:	<Mario_Limonciello@...l.com>
To:	<dvhart@...radead.org>, <pali.rohar@...il.com>
CC:	<gabriele.mzt@...il.com>, <luto@...nel.org>,
	<alex.hung@...onical.com>, <mjg59@...f.ucam.org>,
	<kernel@...pniu.pl>, <platform-driver-x86@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v3 0/4] dell-wmi: Changes in WMI event code handling

> -----Original Message-----
> From: Darren Hart [mailto:dvhart@...radead.org]
> Sent: Tuesday, June 21, 2016 1:06 PM
> To: Pali Rohár <pali.rohar@...il.com>
> Cc: Gabriele Mazzotta <gabriele.mzt@...il.com>; Andy Lutomirski
> <luto@...nel.org>; Alex Hung <alex.hung@...onical.com>; Matthew
> Garrett <mjg59@...f.ucam.org>; Michał Kępień <kernel@...pniu.pl>;
> Limonciello, Mario <Mario_Limonciello@...l.com>; platform-driver-
> x86@...r.kernel.org; linux-kernel@...r.kernel.org
> Subject: Re: [PATCH v3 0/4] dell-wmi: Changes in WMI event code handling
> 
> On Thu, Jun 16, 2016 at 09:33:02AM +0200, Pali Rohár wrote:
> > On Wednesday 15 June 2016 20:19:58 Darren Hart wrote:
> > > On Wed, Jun 15, 2016 at 09:49:09PM +0200, Pali Rohár wrote:
> > > > First patch describe problem about 0xe045 code. Second and third are
> just
> > > > cosmetic and last rework code which processing WMI events. It should
> be
> > > > properly tested on more Dell machines, to check that everything is still
> > > > working correctly.
> > >
> > > Is this "should be properly tested on more Dell machines" still the case?
> Are
> > > you ready for this to go into linux-next?
> >
> > Series should be OK, but I would like to see if someone else test this
> > series... Gabriele, Alex or Andy? Do you have time?
> 
> Tested on a Dell XPS 13 2016 (9350). All hotkeys appear to work without
> warning
> messages. I didn't get anything out of Fn-F8 which has a picture of a laptop
> and
> white screen behind it. Not sure what that is supposed to do - if it was meant
> to blank the screen, it did not, perhaps it is meant to toggle screen outputs...
> will test that when I have access to an external display.

That key is meant to toggle screen outputs.  I believe it's still done by the EC
emitting <super> + p.  If your WM doesn't recognize that, it won't do much,
but you can see in xev the key combinations.