From: Lovekesh Solanki <lovekeshsolanki00@gmail.com>
To: rosencutter@gmail.com, Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: linux-kernel@vger.kernel.org, linux-input@vger.kernel.org,
Lovekesh Solanki <lovekeshsolanki00@gmail.com>
Subject: [PATCH] Input: synaptics - Add LEN205b entry to smbus_pnp_ids for ThinkPad T490
Date: Mon, 21 Sep 2026 01:37:30 +0530 [thread overview]
Message-ID: <20260920200730.1836756-1-lovekeshsolanki00@gmail.com> (raw)
In-Reply-To: <CAOGuaRh025eKcBf9P8UrvtXNp68vQ0HVF2EbNMp-kpdaC1HNpA@mail.gmail.com>
Lenovo ThinkPad T490 has a Synaptics Touchpad that supports SMBus/RMI4
mode, but is not listed in smbus_pnp_ids table.
Add LEN205b to smbus_pnp_ids[] passlist.
Reported-by: John Rosencutter <rosencutter@gmail.com>
Closes: https://lore.kernel.org/all/CAOGuaRh025eKcBf9P8UrvtXNp68vQ0HVF2EbNMp-kpdaC1HNpA@mail.gmail.com/
Signed-off-by: Lovekesh Solanki <lovekeshsolanki00@gmail.com>
---
drivers/input/mouse/synaptics.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 2170bbe4c589..14484164f067 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -192,6 +192,7 @@ static const char * const smbus_pnp_ids[] = {
"LEN2054", /* E480 */
"LEN2055", /* E580 */
"LEN2058", /* E490 */
+ "LEN205b", /* T490 */
"LEN2068", /* T14 Gen 1 */
"SYN1221", /* TUXEDO InfinityBook Pro 14 v5 */
"SYN3003", /* HP EliteBook 850 G1 */
--
2.55.0
next parent reply other threads:[~2026-09-20 20:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAOGuaRh025eKcBf9P8UrvtXNp68vQ0HVF2EbNMp-kpdaC1HNpA@mail.gmail.com>
2026-09-20 20:07 ` Lovekesh Solanki [this message]
2026-09-21 2:53 ` Dmitry Torokhov
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