From: Pavel Machek <pavel@suse.cz>
To: Arjan van de Ven <arjan@infradead.org>
Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
akpm@linux-foundation.org
Subject: Re: [patch 0/2] Make the touchpad on the MSI Wind netbook work
Date: Tue, 10 Feb 2009 21:25:58 +0100 [thread overview]
Message-ID: <20090210202558.GH1382@ucw.cz> (raw)
In-Reply-To: <20090204191540.2d6abd87@infradead.org>
On Wed 2009-02-04 19:15:40, Arjan van de Ven wrote:
> Hi,
>
> A MSI Wind (100) netbook landed on my desk with the comment "touchpad
> doesn't work in Linux but works in XP".
>
> It turns out that there are a 2 separate issues with this netbook that
> needed fixing
>
> 1) The touchpad requires the equivalent of "i8042.reset", which resets
> the controller before probing. (This is done via a DMI quirk in patch
> 2/2)
>
> 2) About half the time, the reset will fail the first time. In the
> current code, this is fatal and then also disables the keyboard in
> addition to the touchpad. Ungood. Patch 1 makes the kernel retry the
> reset upto five times before giving up (it seems the 2nd or 3rd time
> succeed for me), and also adds an option to not make such a failure
> fatal to the keyboard.
>
> I don't think this is a regression, but it is pretty nasty behavior
> (the machine is useless without) so it could be a 2.6.29 candidate...
Well, that beast was selling with linux preloaded, no? Or was it
another msi wind? In such case I'd expect old kernel to work... or
maybe some reasonable workaround somewhere...
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2009-02-10 20:26 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-05 3:15 [patch 0/2] Make the touchpad on the MSI Wind netbook work Arjan van de Ven
2009-02-05 3:16 ` [patch 1/2] input: introduce a tougher i8042.reset Arjan van de Ven
2009-02-05 21:52 ` Andrew Morton
2009-02-06 0:35 ` Arjan van de Ven
2009-02-05 3:17 ` [patch 2/2] input: add a DMI table for the i8042.reset option; make MSI Wind U-100 work Arjan van de Ven
2009-02-06 0:21 ` Andrew Morton
2009-02-10 20:25 ` Pavel Machek [this message]
2009-02-10 22:00 ` [patch 0/2] Make the touchpad on the MSI Wind netbook work Rafael J. Wysocki
2009-02-11 1:00 ` Jiri Kosina
2009-02-11 1:13 ` Arjan van de Ven
2009-02-11 1:18 ` Jiri Kosina
2009-02-11 9:50 ` Rafael J. Wysocki
2009-02-10 23:06 ` Arjan van de Ven
2009-02-11 1:45 ` Matthew Garrett
2009-02-11 12:17 ` Jiri Kosina
2009-02-11 13:28 ` Andy Whitcroft
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