Hi Sasha, On Fri, Nov 22, 2019 at 02:48:57PM -0500, Sasha Levin wrote: > From: Lyude Paul <lyude@xxxxxxxxxx> > > [ Upstream commit 768ea88bcb235ac3a92754bf82afcd3f12200bcc ] > > Just got one of these for debugging some unrelated issues, and noticed > that Lenovo seems to have gone back to using RMI4 over smbus with > Synaptics touchpads on some of their new systems, particularly this one. > So, let's enable RMI mode for the X1 Extreme 2nd Generation. > > Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx> > Link: https://lore.kernel.org/r/20191115221814.31903-1-lyude@xxxxxxxxxx > Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> > Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> This will be reverted, do not pick up for stable. > --- > drivers/input/mouse/synaptics.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c > index 06cebde2422ea..afdb9947d8af9 100644 > --- a/drivers/input/mouse/synaptics.c > +++ b/drivers/input/mouse/synaptics.c > @@ -180,6 +180,7 @@ static const char * const smbus_pnp_ids[] = { > "LEN0096", /* X280 */ > "LEN0097", /* X280 -> ALPS trackpoint */ > "LEN009b", /* T580 */ > + "LEN0402", /* X1 Extreme 2nd Generation */ > "LEN200f", /* T450s */ > "LEN2054", /* E480 */ > "LEN2055", /* E580 */ > -- > 2.20.1 > Thanks. -- Dmitry