From nobody Thu Apr 9 12:48:59 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB188C433FE for ; Mon, 10 Oct 2022 07:04:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231344AbiJJHEj (ORCPT ); Mon, 10 Oct 2022 03:04:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43192 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231211AbiJJHE3 (ORCPT ); Mon, 10 Oct 2022 03:04:29 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4053457BCE; Mon, 10 Oct 2022 00:04:12 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4DF0460E33; Mon, 10 Oct 2022 07:04:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5F70FC433C1; Mon, 10 Oct 2022 07:04:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1665385450; bh=oZYqT3xUb1hjb2465mZZ2n6xZl4MUWJlOEtk+FXrmj0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RWzFVsAdUmHNrIOtpxL73B2ehl/Shszqze8k4SIfWJdrlk4a/lbhNPv38GhAcaLAW /JPDIa2mqNrBDSGU0CwRw36EhuS/X3mlbDds8f9Zi7brf3nxDGVULt4FloKk8tYWvz srtRGXwpvX2iK4OR4ccKbie6pmlyEw20zu1lts2M= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Pavel Krc , Hans de Goede , Mario Limonciello , Mika Westerberg , Andy Shevchenko Subject: [PATCH 6.0 12/17] gpiolib: acpi: Add a quirk for Asus UM325UAZ Date: Mon, 10 Oct 2022 09:04:35 +0200 Message-Id: <20221010070330.571554368@linuxfoundation.org> X-Mailer: git-send-email 2.38.0 In-Reply-To: <20221010070330.159911806@linuxfoundation.org> References: <20221010070330.159911806@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Mario Limonciello commit 0ea76c401f9245ac209f1b1ce03a7e1fb9de36e5 upstream. Asus UM325UAZ has GPIO 18 programmed as both an interrupt and a wake source, but confirmed with internal team on this design this pin is floating and shouldn't have been programmed. This causes lots of spurious IRQs on the system and horrendous battery life. Add a quirk to ignore attempts to program this pin on this system. Reported-by: Pavel Krc Link: https://bugzilla.kernel.org/show_bug.cgi?id=3D216208 Reviewed-by: Hans de Goede Signed-off-by: Mario Limonciello Reviewed-by: Mika Westerberg Signed-off-by: Andy Shevchenko Signed-off-by: Greg Kroah-Hartman --- drivers/gpio/gpiolib-acpi.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -1576,6 +1576,20 @@ static const struct dmi_system_id gpioli .ignore_wake =3D "INT33FF:01@0", }, }, + { + /* + * Interrupt storm caused from edge triggered floating pin + * Found in BIOS UX325UAZ.300 + * https://bugzilla.kernel.org/show_bug.cgi?id=3D216208 + */ + .matches =3D { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX325UAZ_UM325UAZ"), + }, + .driver_data =3D &(struct acpi_gpiolib_dmi_quirk) { + .ignore_interrupt =3D "AMDI0030:00@18", + }, + }, {} /* Terminating entry */ };