Input: synaptics - Lenovo Carbon X1 Gen5 (2017) devices should use RMI

commit 9b2071028f8def49971a3b213ab6efd02a7e56e8 upstream.

The touchpad on Lenovo Carbon X1 Gen 5 (2017 - Kabylake) is accessible over
SMBUS/RMI, so let's activate it by default.

Cc: stable@vger.kernel.org
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index a246fc6..0eca3fd 100644 (file)
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -172,6 +172,7 @@ static const char * const smbus_pnp_ids[] = {
        "LEN0048", /* X1 Carbon 3 */
        "LEN0046", /* X250 */
        "LEN004a", /* W541 */
+       "LEN0072", /* X1 Carbon Gen 5 (2017) - Elan/ALPS trackpoint */
        "LEN200f", /* T450s */
        NULL
 };