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Date:   Thu, 22 Feb 2018 08:18:59 -0800
From:   Darren Hart <dvhart@infradead.org>
To:     Mario.Limonciello@dell.com
Cc:     notmart@gmail.com, jeremy@jcline.org, pali.rohar@gmail.com,
        andriy.shevchenko@linux.intel.com, mjg59@srcf.ucam.org,
        platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: Regression: Dell XPS 13 9360 keyboard no longer works
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On Thu, Feb 22, 2018 at 03:21:45PM +0000, Mario.Limonciello@dell.com wrote:
> > -----Original Message-----
> > From: Marco Martin [mailto:notmart@gmail.com]
> > Sent: Thursday, February 22, 2018 9:16 AM
> > To: Jeremy Cline <jeremy@jcline.org>
> > Cc: Limonciello, Mario <Mario_Limonciello@Dell.com>; Pali Roh?r
> > <pali.rohar@gmail.com>; Andy Shevchenko <andriy.shevchenko@linux.intel.com>;
> > Matthew Garrett <mjg59@srcf.ucam.org>; Darren Hart <dvhart@infradead.org>;
> > Platform Driver <platform-driver-x86@vger.kernel.org>; Linux Kernel Mailing List
> > <linux-kernel@vger.kernel.org>
> > Subject: Re: Regression: Dell XPS 13 9360 keyboard no longer works
> > 
> > On Thu, Feb 22, 2018 at 3:08 PM, Jeremy Cline <jeremy@jcline.org> wrote:
> > > Input driver version is 1.0.1
> > > Input device ID: bus 0x19 vendor 0x0 product 0x0 version 0x0
> > > Input device name: "Intel Virtual Button driver"
> > > Supported events:
> > >   Event type 0 (EV_SYN)
> > >   Event type 1 (EV_KEY)
> > >     Event code 114 (KEY_VOLUMEDOWN)
> > >     Event code 115 (KEY_VOLUMEUP)
> > >     Event code 116 (KEY_POWER)
> > >     Event code 125 (KEY_LEFTMETA)
> > >     Event code 240 (KEY_UNKNOWN)
> > >     Event code 561 (?)
> > >   Event type 4 (EV_MSC)
> > >     Event code 4 (MSC_SCAN)
> > >   Event type 5 (EV_SW)
> > >     Event code 1 (SW_TABLET_MODE) state 1
> > > Properties:
> > > Testing ... (interrupt to exit)
> > 
> > Indeed, it's thinking a switch exists and that is on, which is wrong,
> > then i guess VGBS() reports a wrong status..
> > Mario, do you have any ideas about that?
> > 
> > --
> > Marco Martin
> 
> I guess that means we got this wrong and the patch should be reverted
> until we figure this out.
> 
> Jeremy,
> 
> Can you please confirm what BIOS version you are on?
> Also Is this a 9360 with 7th or 8th gen Intel CPU?
> 
> I'll see if I can find out anything more relative to this.

Watching closely.

Mario, do you want me to revert immediately, or wait until you've had a couple
rounds of Q&A here?

-- 
Darren Hart
VMware Open Source Technology Center