[PATCH 3.16 247/328] Input: elantech - enable middle button of touchpad on ThinkPad P72

[Ben Hutchings]

3.16.62-rc1 review patch.  If anyone has any objections, please let me know.

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From: Aaron Ma <aaron.ma@xxxxxxxxxxxxx>

commit 91a97507323e1ad4bfc10f4a5922e67cdaf8b3cd upstream.

Adding 2 new touchpad IDs to support middle button support.

Signed-off-by: Aaron Ma <aaron.ma@xxxxxxxxxxxxx>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
 drivers/input/mouse/elantech.c | 2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -1083,6 +1083,8 @@ static const struct dmi_system_id elante
 static const char * const middle_button_pnp_ids[] = {
 	"LEN2131", /* ThinkPad P52 w/ NFC */
 	"LEN2132", /* ThinkPad P52 */
+	"LEN2133", /* ThinkPad P72 w/ NFC */
+	"LEN2134", /* ThinkPad P72 */
 	NULL
 };