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 prev parent reply other threads:[~2026-09-20 20:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-20 19:06 Input: synaptics - LEN205b (ThinkPad T490) works with synaptics_intertouch=1 John Rosencutter
2026-09-20 20:07 ` Lovekesh Solanki [this message]
2026-09-21 2:53 ` [PATCH] Input: synaptics - Add LEN205b entry to smbus_pnp_ids for ThinkPad T490 Dmitry Torokhov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260920200730.1836756-1-lovekeshsolanki00@gmail.com \
--to=lovekeshsolanki00@gmail.com \
--cc=dmitry.torokhov@gmail.com \
--cc=linux-input@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=rosencutter@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.