From nobody Wed Dec 17 09:14:27 2025 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 1E9BAC32772 for ; Tue, 23 Aug 2022 10:37:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355238AbiHWKf1 (ORCPT ); Tue, 23 Aug 2022 06:35:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38832 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1354236AbiHWKU7 (ORCPT ); Tue, 23 Aug 2022 06:20:59 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 468CFBFB; Tue, 23 Aug 2022 02:02:20 -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 D43416153F; Tue, 23 Aug 2022 09:02:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BE00FC433D7; Tue, 23 Aug 2022 09:02:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1661245339; bh=MYOMFbptAUcIePjYdRyu8OSVn7/0hfV7tcqXeEefLR0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LCye2oUfT//JTqQQ12iLDUL6RwmBNIEa6BuTZk3CZGKKI5wY5eUrngtK+tLHS/JB7 /TYJ9VG71lNFxslQmXYDeDg0q+z+xgYaaAU/lbm6vjEAMKfjVIRSS/8h1sr4t4M0q2 l77HJRlCeGkTbHyK5+rV9k9RaINErjJsnzWUc5RM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Manyi Li , "Rafael J. Wysocki" , Sasha Levin Subject: [PATCH 4.19 048/287] ACPI: PM: save NVS memory for Lenovo G40-45 Date: Tue, 23 Aug 2022 10:23:37 +0200 Message-Id: <20220823080101.870203128@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220823080100.268827165@linuxfoundation.org> References: <20220823080100.268827165@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: Manyi Li [ Upstream commit 4b7ef7b05afcde44142225c184bf43a0cd9e2178 ] [821d6f0359b0614792ab8e2fb93b503e25a65079] is to make machines produced from 2012 to now not saving NVS region to accelerate S3. But, Lenovo G40-45, a platform released in 2015, still needs NVS memory saving during S3. A quirk is introduced for this platform. Signed-off-by: Manyi Li Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/acpi/sleep.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 847db3edcb5b..a3b4ac97793f 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -359,6 +359,14 @@ static const struct dmi_system_id acpisleep_dmi_table[= ] __initconst =3D { DMI_MATCH(DMI_PRODUCT_NAME, "80E3"), }, }, + { + .callback =3D init_nvs_save_s3, + .ident =3D "Lenovo G40-45", + .matches =3D { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "80E1"), + }, + }, /* * https://bugzilla.kernel.org/show_bug.cgi?id=3D196907 * Some Dell XPS13 9360 cannot do suspend-to-idle using the Low Power --=20 2.35.1