lkml.org 
[lkml]   [2006]   [Jan]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: request for opinion on synaptics, adb and powerpc
Date
On Friday 06 January 2006 23:46, Dmitry Torokhov wrote:
> On Friday 06 January 2006 23:44, Benjamin Herrenschmidt wrote:
> > On Fri, 2006-01-06 at 23:36 -0500, Dmitry Torokhov wrote:
> > > On Friday 06 January 2006 23:33, Benjamin Herrenschmidt wrote:
> > > >
> > > > > Why would you want to switch to relative mode when leaving X? As far as
> > > > > I know the only other mouse "user" out there is GPM and there are patches
> > > > > available for it to use event device:
> > > > >
> > > > > http://geocities.com/dt_or/gpm/gpm.html
> > > > >
> > > > > Unfortunately the maintainer can't find time to merge these so they were
> > > > > sitting there for over 2 years. FWIW Fedora patches their GPM with these.
> > > >
> > > > gpm among other legacy things ...
> > > >
> > >
> > > What other legacy things? And in that case I think manually forcing protocol
> > > back to relative would be an option.
> > >
> > > The thing is that Synaptics in absolute and relative mode is 2 completely
> > > different devices with different capabilities. If you want to switch mode
> > > you really need to kill old input device and create a brand new one.
> >
> > Ok, so what method should we use to "switch" ? sysfs isn't quite an
> > option yet as the ADB bus isn't yet represented there (unless we add
> > attributes to the input object, but that's a bit awkward as it would be
> > destroyed and re-created if I follow you). A module option would work
> > but adbhid isn't a module, thus that would basically end up as a static
> > kernel argument, unless the driver "polls" the module param regulary to
> > trigger the change.. I don't think there is a way for a driver to get a
> > callback when /sys/module/<driver>/parameters/* changes is there ?
> >
>
> Yes, there is, but I'd imagine static option would be just fine. After
> all you either use legacy applications or you don't. And if mousedev
> does not provide adequate emulation you switch to relative mothod.
>

Oh, yes, another option for legacy applications would be to use GPM's
repeater mode.

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

\
 
 \ /
  Last update: 2006-01-07 06:05    [W:0.394 / U:0.012 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site