Input: elan_i2c - add support for ELAN0621 touchpad

commit bf87ade0dd7f8cf19dac4d3161d5e86abe0c062b upstream.

Added the ability to detect the ELAN0621 touchpad found in some Lenovo
laptops.

Signed-off-by: Adam Wong <adam@adamwong.me>
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 68f45ab..a94b649 100644 (file)
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -1350,6 +1350,7 @@ static const struct acpi_device_id elan_acpi_id[] = {
        { "ELAN061D", 0 },
        { "ELAN061E", 0 },
        { "ELAN0620", 0 },
+       { "ELAN0621", 0 },
        { "ELAN0622", 0 },
        { "ELAN1000", 0 },
        { }