From: Vojtech Pavlik <vojtech@suse.cz>
To: Arne Koewing <ark@gmx.net>
Cc: linux-kernel@vger.kernel.org, vojtech@suse.cz
Subject: Re: [patch] Synaptics touchpad with Trackpoint needs ps/2 reset
Date: Wed, 26 Mar 2003 09:50:10 +0100 [thread overview]
Message-ID: <20030326095010.A17442@ucw.cz> (raw)
In-Reply-To: <87r88uv7hf.fsf@localhost.i-did-not-set--mail-host-address--so-tickle-me>; from ark@gmx.net on Tue, Mar 25, 2003 at 08:25:47AM +0100
On Tue, Mar 25, 2003 at 08:25:47AM +0100, Arne Koewing wrote:
> Hi!
>
> I recently posted this to linux-kernel (with a different subject)
> I had included a wrong ptch there, i think this one is ok.
Do we really need RESET_BAT? Doesn't any other command help?
> As some people before I had the 'Dell trackpoint does not work' problem
> after upgrading to 2.5.XX:
> That was:
>
> the trackpoint of your dell won't work until:
> - hibernate and wake up the system again
> - plug in an external mouse (you may remove it immediately)
>
> it seems that dells hardware is disabling the trackpoint if you
> probed for the touchpad.
> A device reset after probing does help, but I've no idea how this
> would affect other synaptics touchpad devices although I think
> most devices will not complain about one extra reset.
>
>
> Arne
>
>
> diff -bruN linux-2.5.65-old/drivers/input/mouse/psmouse.c linux-2.5.65/drivers/input/mouse/psmouse.c
> --- linux-2.5.65-old/drivers/input/mouse/psmouse.c 2003-03-05 04:29:03.000000000 +0100
> +++ linux-2.5.65/drivers/input/mouse/psmouse.c 2003-03-26 09:11:10.000000000 +0100
> @@ -345,6 +345,7 @@
> thing up. */
> psmouse->vendor = "Synaptics";
> psmouse->name = "TouchPad";
> + psmouse_command(psmouse, param, PSMOUSE_CMD_RESET_BAT);
> return PSMOUSE_PS2;
> }
--
Vojtech Pavlik
SuSE Labs, SuSE CR
next prev parent reply other threads:[~2003-03-26 8:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-25 7:25 [patch] Synaptics touchpad with Trackpoint needs ps/2 reset Arne Koewing
2003-03-26 8:50 ` Vojtech Pavlik [this message]
2003-03-26 9:22 ` Arne Koewing
2003-03-26 9:25 ` Vojtech Pavlik
2003-03-26 9:20 ` Niels den Otter
2003-06-03 9:35 ` Niels den Otter
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