Messages in this thread | | | From | Dmitry Torokhov <> | Subject | Re: request for opinion on synaptics, adb and powerpc | Date | Sat, 7 Jan 2006 00:02:46 -0500 |
| |
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/
| |