From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: Andi Shyti <andi.shyti@kernel.org>,
Hans de Goede <johannes.goede@oss.qualcomm.com>,
penhouse24@proton.me, linux-i2c@vger.kernel.org,
linux-acpi@vger.kernel.org
Subject: Re: [PATCH] i2c: acpi: Force Dell XPS 17 9720 touchpad to 100 kHz
Date: Fri, 13 Nov 2026 14:22:29 +0200 [thread overview]
Message-ID: <avcBBe428-3Fdonb@ashevche-desk.local> (raw)
In-Reply-To: <20261113083940.2583439-1-mika.westerberg@linux.intel.com>
On Fri, Nov 13, 2026 at 09:39:40AM +0100, Mika Westerberg wrote:
> The Dell XPS 17 9720 touchpad has the same lagging issue as with others
> when run at 400 kHz as the ACPI tables describe. This particular system
> does not use standard ACPI ID but it seems to use "Windows Device ID"
> VEN_04F3 for whatever reason. Add this one to the 100 kHz quirk list as
> well but since this is not a standard ACPI ID match it also via DMI
> strings just to be on the safe side.
...
> Reported-by: penhouse24@proton.me
> Link: https://lore.kernel.org/linux-i2c/20261109104542.GL176724@black.igk.intel.com/
> Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Isn't this https://bugzilla.kernel.org/show_bug.cgi?id=214597 as well?
--
With Best Regards,
Andy Shevchenko
prev parent reply other threads:[~2026-11-13 12:22 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-13 8:39 [PATCH] i2c: acpi: Force Dell XPS 17 9720 touchpad to 100 kHz Mika Westerberg
2026-11-13 9:52 ` Hans de Goede
2026-11-13 11:17 ` Mika Westerberg
2026-11-13 12:22 ` Andy Shevchenko [this message]
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