linux-kernel - Re: ALPS touchpad with new Dell not recognised

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20070804134206.GA3536@srcf.ucam.org>
Date:	Sat, 4 Aug 2007 14:42:06 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	William Pettersson <william.pettersson@...il.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>, vojtech@...e.cz
Subject: Re: ALPS touchpad with new Dell not recognised

On Sat, Aug 04, 2007 at 10:15:54PM +1000, William Pettersson wrote:
> Hi LKML,
> Thanks to Vojtech for some advice, I finally got something happening
> with this.  Turns out I had to add support for a new model in alps.c,
> the attached file does this successfully for my laptop.  It'd be nice to
> have others test it, but I am yet to find anyone else who has this same
> laptop, with the same mouse issues I have.
> 
> With this patch, I now get a functioning touchpad, including side
> scrolling, circle scrolling, corner taps etc.  However, I did have to
> ramp the configuration numbers up significantly from my old Thinkpad
> with its synaptics touchpad.  Minspeed is now 0.8 and maxspeed is 10. 
> Also the VertScrollDelta is 10.  I don't know whether these numbers are
> crazy high, or just normal for the Alps though.

ALPS pads have different resolution to Synaptics ones, so need different 
default configuration. If you use the git version of the Xorg Synaptics 
driver then it'll automatically configure itself based on information 
from the kernel.

-- 
Matthew Garrett | mjg59@...f.ucam.org
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/