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Date: Wed, 17 Jul 2002 15:01:53 +0200
From: Vojtech Pavlik <vojtech@suse.cz>
To: Petr Vandrovec <VANDROVE@vc.cvut.cz>
Cc: Vojtech Pavlik <vojtech@suse.cz>,
       Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: PS2 Input Core Support
Message-ID: <20020717150153.B19609@ucw.cz>
References: <B27F96E7240@vcnet.vc.cvut.cz>
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In-Reply-To: <B27F96E7240@vcnet.vc.cvut.cz>; from VANDROVE@vc.cvut.cz on Wed, Jul 17, 2002 at 02:55:21PM +0200
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On Wed, Jul 17, 2002 at 02:55:21PM +0200, Petr Vandrovec wrote:
> On 17 Jul 02 at 14:44, Vojtech Pavlik wrote:
> 
> > > --- a/drivers/input/mouse/psmouse.c     Wed Jul 17 12:19:13 2002
> > > +++ b/drivers/input/mouse/psmouse.c     Wed Jul 17 12:19:13 2002
> > > @@ -142,7 +142,7 @@
> > >   */
> > > 
> > >         if (psmouse->type == PSMOUSE_IMEX) {
> > > -               input_report_rel(dev, REL_WHEEL, (int) (packet[3] & 8) - (int) (packet[2] & 7));
> > > +               input_report_rel(dev, REL_WHEEL, (int) (packet[3] & 8) - (int) (packet[3] & 7));
> > >                 input_report_key(dev, BTN_SIDE, (packet[3] >> 4) & 1);
> > >                 input_report_key(dev, BTN_EXTRA, (packet[3] >> 5) & 1);
> > >         }
> 
> Hi,
>   any plans to support A4Tech mouse? It uses IMEX protocol, but
>   
> switch(packet[3] & 0x0F) {
>     case 0: /* nothing */
>     case 1: vertical_wheel--; break;
>     case 2: horizontal_wheel++; break;
>     case 0xE: horizontal_wheel--; break;
>     case 0xF: vertical_wheel++; break;
> }
> 
> and obviously it never reports wheel move > 1 in one sample.

Is there a way to detect whether it's an ImEx or A4? Or will we need a
command line parameter ... ?

-- 
Vojtech Pavlik
SuSE Labs
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