linux-kernel - [PATCH 4.19 191/271] Input: synaptics - whitelist Lenovo T580 SMBus intertouch

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Message-Id: <20190724191711.475428348@linuxfoundation.org>
Date:   Wed, 24 Jul 2019 21:21:00 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Nick Black <dankamongmen@...il.com>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>
Subject: [PATCH 4.19 191/271] Input: synaptics - whitelist Lenovo T580 SMBus intertouch

From: Nick Black <dankamongmen@...il.com>

commit 1976d7d200c5a32e72293a2ada36b7b7c9d6dd6e upstream.

Adds the Lenovo T580 to the SMBus intertouch list for Synaptics
touchpads. I've tested with this for a week now, and it seems a great
improvement. It's also nice to have the complaint gone from dmesg.

Signed-off-by: Nick Black <dankamongmen@...il.com>
Cc: stable@...r.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@...il.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/input/mouse/synaptics.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -179,6 +179,7 @@ static const char * const smbus_pnp_ids[
 	"LEN0093", /* T480 */
 	"LEN0096", /* X280 */
 	"LEN0097", /* X280 -> ALPS trackpoint */
+	"LEN009b", /* T580 */
 	"LEN200f", /* T450s */
 	"LEN2054", /* E480 */
 	"LEN2055", /* E580 */