Re: [PATCHv1] staging: Synaptics RMI4 touchpad driver support

[Greg KH <greg@kroah.com>]

On Tue, Nov 02, 2010 at 08:40:30AM -0700, Dmitry Torokhov wrote:
> On Tue, Nov 02, 2010 at 03:14:48PM +0100, Linus Walleij wrote:
> > Greg KH wrote:
> > 
> > >> +Wait for the official upstream synaptics rmi4 clearpad drivers as promised over the past few months
> > >> +Merge any device support needed from this driver into it
> > >> +Delete this driver
> > > 
> > > Huh?
> > > 
> > > Why not just add this driver to the kernel tree instead?  When the
> > > "promised" driver then eventually shows up (who is promising it?) then
> > > delete the thing.
> 
> The same reason as there were several wireless drivers in staging?

Ok, that's a good enough reason for me :)

> > Well, Alan (on behalf of Ramesh Agarwal) sent out a very similar
> > patch (Titled "Synaptics TM1217 Touchscreen Controller driver")
> > the other day, and OTOMH that was after discussions with Synaptics
> > where they said they were working on a "real" driver (a rather
> > complex RMI4 bus driver) and we believe they will fix that sooner
> > or later.
> > 
> > So, until sooner or later happens we thought we'd keep it in staging.
> > 
> > If you prefer both Alan and we can probably submit our patches for
> > inclusion in the proper place.
> > 
> > A side effect may be that the Synaptics RMI4 people may have trouble
> > to merge their driver into input/ since they may be requested to
> > refactor the existing drivers to use it rather than merging new stuff,
> > putting some burden on their shoulders.
> > 
> 
> No, they have not been requested to change any existing [in tree]
> drivers. They however been asked to convert to the driver core
> primitives instead of rolling their own infprastructure to implement
> devices and drivers binding.

If you don't object to this driver going in, and there is a path forward
in the future for it to be able to be removed, then I will be glad to
add it.

Can I add your Acked-by: to the patch for this?

thanks,

greg k-h