From: Jonathan Denose <jdenose@google.com>
Date: Wed, 24 Jul 2024 04:33:30 +0000 (-0700)
Subject: Input: synaptics - enable SMBus for HP Elitebook 840 G2
X-Git-Tag: v5.10.227~510
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=9deecde637140c4e5dafc814fabbdbb2ecfbdf99;p=thirdparty%2Fkernel%2Fstable.git

Input: synaptics - enable SMBus for HP Elitebook 840 G2

[ Upstream commit da897484557b34a54fabb81f6c223c19a69e546d ]

The kernel reports that the touchpad for this device can support a
different bus.

With SMBus enabled the touchpad movement is smoother and three-finger
gestures are recognized.

Signed-off-by: Jonathan Denose <jdenose@google.com>
Link: https://lore.kernel.org/r/20240719180612.1.Ib652dd808c274076f32cd7fc6c1160d2cf71753b@changeid
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index e2c130832c159..82504b0ce01bd 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -187,6 +187,7 @@ static const char * const smbus_pnp_ids[] = {
 	"LEN2054", /* E480 */
 	"LEN2055", /* E580 */
 	"LEN2068", /* T14 Gen 1 */
+	"SYN3015", /* HP EliteBook 840 G2 */
 	"SYN3052", /* HP EliteBook 840 G4 */
 	"SYN3221", /* HP 15-ay000 */
 	"SYN323d", /* HP Spectre X360 13-w013dx */